diff --git "a/pv_train.tsv" "b/pv_train.tsv" new file mode 100644--- /dev/null +++ "b/pv_train.tsv" @@ -0,0 +1,783843 @@ +Comparison O +with O +alkaline B-GENE +phosphatases I-GENE +and O +5 B-GENE +- I-GENE +nucleotidase I-GENE + +Pharmacologic O +aspects O +of O +neonatal O +hyperbilirubinemia O +. O + +When O +CSF O +[ O +HCO3 O +- O +] O +is O +shown O +as O +a O +function O +of O +CSF O +PCO2 O +the O +data O +of O +K O +- O +depleted O +rats O +are O +no O +longer O +displaced O +when O +compared O +to O +controls O +but O +still O +have O +a O +significantly O +greater O +slope O +( O +1 O +. O +21 O ++ O +/ O +- O +0 O +. O +23 O +vs O +. O + +Flurazepam O +thus O +appears O +to O +be O +an O +effective O +hypnotic O +drug O +with O +the O +optimum O +dose O +for O +use O +in O +general O +practice O +being O +15 O +mg O +at O +night O +. O + +Beta O +blocking O +agents O +. O + +When O +extracorporeal O +CO2 O +removal O +approximated O +CO2 O +production O +( O +VCO2 O +) O +, O +alveolar O +ventilation O +almost O +ceased O +. O + +Intravenous O +administration O +( O +25 O +mg O +/ O +kg O +) O +of O +carbonic B-GENE +anhydrase I-GENE +inhibitors O +( O +acetazolamide O +, O +methazolamide O +, O +dichlorphenamide O +, O +sulthiame O +) O +induced O +an O +early O +important O +rise O +of O +cortical O +p O +O2 O +, O +which O +is O +not O +dependent O +on O +increase O +of O +p O +O2 O +and O +p O +CO2 O +and O +decrease O +of O +pH O +in O +arterial O +blood O +. O + +Teratological O +study O +of O +etoperidone O +in O +the O +rat O +and O +rabbit O +. O + +Colorectal O +polyps O +should O +be O +removed O +endoscopically O +whenever O +possible O +. O + +The O +variable O +HMG B-GENE +dosage O +regimen O +was O +found O +to O +offer O +no O +advantages O +when O +compared O +with O +our O +standard O +daily O +dosage O +regimen O +. O + +When O +the O +CO2 O +content O +reached O +9 O +Vol O +% O +the O +animals O +became O +apathic O +and O +lost O +body O +weight O +. O + +Serum B-GENE +gamma I-GENE +glutamyltransferase I-GENE +in O +the O +diagnosis O +of O +liver O +disease O +in O +cattle O +. O + +By O +contrast O +, O +secretory B-GENE +HI I-GENE +antibodies I-GENE +were O +not O +demonstrated O +at O +the O +onset O +of O +illness O +in O +any O +of O +the O +patients O +, O +but O +their O +formation O +started O +early O +and O +the O +antibodies O +reached O +maximal O +levels O +about O +10 O +days O +after O +onset O +of O +illness O +. O + +With O +the O +exception O +of O +virus O +assay O +and O +quantitation O +, O +these O +methods O +are O +simple O +and O +inexpensive O +enough O +to O +be O +done O +in O +typical O +shellfish O +microbiology O +laboratories O +. O + +Characteristics O +of O +lipase B-GENE +activity O +. O + +Takayasu O +' O +s O +disease O +: O +association O +with O +HLA B-GENE +- I-GENE +B5 I-GENE +. O + +SGPT B-GENE +, O +SGOT B-GENE +, O +and O +alkaline B-GENE +phosphatase I-GENE +concentrations O +were O +essentially O +normal O +in O +all O +subjects O +. O + +Gamma B-GENE +glutamyl I-GENE +transpeptidase I-GENE +( O +GGTP B-GENE +) O +activity O +in O +the O +seminal O +fluid O + +Patients O +with O +Parkinson O +' O +s O +disease O +showed O +a O +relatively O +high O +incidence O +to O +psychoses O +during O +drug O +treatment O +( O +51 O +. O +47 O +% O +) O +. O + +Selective O +stimulation O +of O +central O +alpha B-GENE +- I-GENE +autoreceptors I-GENE +following O +treatment O +with O +alpha O +- O +methyldopa O +and O +FLA O +136 O +. O + +Anti O +- O +anxiety O +action O +of O +diazepam O +after O +intra O +- O +amygdaloid O +application O +in O +the O +rat O +. O + +Abstracts O +. O + +Removal O +of O +thick O +, O +permanently O +altered O +mucoas O +is O +recommended O +even O +in O +the O +absence O +of O +squamous O +epithelium O +. O + +An O +IgG B-GENE +monoclonal O +gammopathy O +was O +present O +in O +the O +serum O +of O +4 O +patients O +and O +Bence O +- O +Joanes O +proteinuria O +was O +found O +in O +1 O +patient O +. O + +Studies O +on O +immunoglobulin B-GENE +E I-GENE +: O +the O +impact O +of O +a O +sojourn O +with O +Professor O +Dan O +H O +. O + +Peroxydase B-GENE +reaction O +stains O +were O +negative O +, O +chloroacetate B-GENE +esterase I-GENE +were O +strongly O +positive O +. O + +Ten O +out O +- O +patients O +with O +pustulosis O +palmaris O +et O +plantaris O +were O +examined O +with O +direct O +immunofluorescence O +( O +IF O +) O +technique O +for O +deposition O +of O +fibrinogen B-GENE +, O +fibrin B-GENE +or O +its O +degradation O +products O +( O +FR B-GENE +- I-GENE +antigen I-GENE +) O +in O +affected O +and O +unaffected O +skin O +, O +together O +with O +heparin O +- O +precipitable O +fraction O +( O +HPF O +) O +, O +cryoglobulin B-GENE +and O +total O +plasma O +fibrinogen B-GENE +in O +the O +blood O +. O + +Of O +600 O +mediastinoscopies O +carried O +out O +from O +1966 O +to O +1973 O +, O +479 O +were O +performed O +to O +assess O +the O +operability O +of O +a O +pulmonary O +carcinoma O +. O + +A O +mixture O +of O +human B-GENE +albumin I-GENE +5 O +% O +and O +hydroxy O +- O +ethyl O +- O +starch O +was O +used O +as O +a O +solution O +for O +dilution O +. O + +In O +the O +matched O +control O +group O +the O +acquisition O +- O +rate O +of O +both O +symptomatic O +and O +asymptomatic O +0acteriuria O +was O +over O +12 O +% O +, O +a O +figure O +similar O +to O +the O +percentage O +of O +women O +present O +in O +the O +practice O +population O +during O +one O +year O +with O +transient O +, O +symptomatic O +, O +and O +persistent O +A O +. O +B O +. O + +Late O +complications O +of O +catheterisation O +for O +intravenous O +nutrition O +. O + +Prenatal O +diagnosis O +of O +galactosaemia O +. O + +Sings O +which O +are O +indicative O +of O +metaplastic O +erythropoiesis O +are O +absent O +. O + +False O +positive O +amniotic B-GENE +fluid I-GENE +alpha I-GENE +fetoprotein I-GENE +levels O +resulting O +from O +contamination O +with O +fetal O +blood O +: O +results O +of O +an O +experiment O +. O + +Serum O +- O +ferritin B-GENE +in O +diagnosis O +of O +haemochromatosis O +. O + +In O +2 O +subjects O +the O +phytomitogen O +reactivity O +of O +the O +lymphocytes O +was O +improved O +after O +treatment O +. O + +Patients O +at O +risk O +of O +hypothyroidism O +. O + +Albumin B-GENE +and O +cyclic O +AMP O +levels O +in O +peritoneal O +fluids O +in O +the O +child O + +Preface O +. O + +Thirty O +- O +five O +strains O +of O +Legionnaires O +' O +disease O +bacteria O +were O +shown O +to O +belong O +in O +four O +distinct O +serologic O +groups O +on O +the O +basis O +of O +findings O +obtained O +with O +direct O +fluorescent O +antibody O +testing O +. O + +On O +the O +other O +hand O +factor B-GENE +IX I-GENE +activity O +is O +decreased O +in O +coumarin O +treatment O +with O +factor B-GENE +IX I-GENE +antigen O +remaining O +normal O +. O + +The O +concentration O +of O +alpha B-GENE +2 I-GENE +- I-GENE +macroglobulin I-GENE +, O +alpha B-GENE +1 I-GENE +- I-GENE +antitrypsin I-GENE +, O +plasminogen B-GENE +, O +C3 B-GENE +- I-GENE +complement I-GENE +, O +fibrinogen B-GENE +degradation I-GENE +products I-GENE +( O +FDP B-GENE +) O +and O +fibrinolytic O +activity O +, O +were O +studied O +in O +the O +aqueous O +humour O +and O +serum O +from O +nine O +patients O +with O +Fuchs O +' O +endothelial O +dystrophy O +, O +17 O +patients O +with O +uncomplicated O +senile O +cataract O +and O +in O +the O +secondary O +aqueous O +from O +six O +cataract O +patients O +. O + +Only O +17 O +% O +of O +all O +patients O +admitted O +it O +at O +all O +times O +. O + +Prazosin O +alone O +was O +effective O +in O +volume O +responsive O +patients O +at O +a O +dose O +of O +5 O ++ O +/ O +- O +1 O +. O +0 O +mg O +daily O +. O + +T4 O +and O +FT4I O +followed O +parallel O +courses O +in O +both O +groups O +; O +during O +the O +first O +45 O +days O +, O +however O +, O +the O +values O +were O +significantly O +lower O +in O +premature O +infants O +under O +34 O +weeks O +' O +EGA O +than O +in O +term O +infants O +( O +P O +less O +than O +0 O +. O +001 O +) O +. O + +A O +three O +- O +phased O +analysis O +of O +treatment O +plans O +for O +45 O +patients O +was O +undertaken O +. O + +Aspirin O +intolerance O +: O +unaltered O +susceptibility O +of O +platelet B-GENE +cyclo I-GENE +- I-GENE +oxygenase I-GENE +to O +inhibition O +by O +aspirin O +in O +vitro O +. O + +These O +results O +indicate O +that O +cynomolgus O +monkeys O +are O +either O +less O +sensitive O +or O +respond O +differently O +than O +rhesus O +monkeys O +to O +some O +of O +the O +pharmacological O +effects O +of O +norcocaine O +. O + +59 O +cases O +of O +surgically O +resectable O +cancers O +( O +T1 O +, O +T2 O +, O +T3 O +, O +N0 O +, O +N1 O +) O +had O +a O +minimum O +followup O +of O +two O +years O +( O +average O +4 O +years O ++ O +/ O +- O +3 O +months O +) O +. O + +The O +effect O +of O +CBZ O +and O +DPH O +can O +be O +explained O +by O +interference O +with O +thyroid O +hormone O +binding O +to O +TBG B-GENE +combined O +with O +enzyme O +- O +induced O +increased O +metabolic O +clearance O +rate O +of O +thyroid O +hormones O +without O +homeostatic O +maintenance O +of O +premedication O +levels O +of O +FT4 O +and O +FT3 O +. O + +The O +present O +research O +evaluated O +the O +possibility O +that O +polyethylene O +glycol O +400 O +( O +PEG O +400 O +) O +might O +be O +efficacious O +, O +toxic O +, O +or O +both O +. O + +According O +to O +their O +functional O +properties O +the O +latter O +neurons O +were O +subdivided O +into O +: O +( O +a O +) O +neurons O +responding O +to O +stimuli O +near O +the O +eyes O +; O +( O +b O +) O +neurons O +triggered O +by O +complex O +visual O +stimuli O +; O +( O +c O +) O +neurons O +inhibited O +by O +visual O +stimuli O +. O + +Pentobarbital O +( O +1 O +, O +3 O +, O +10 O +, O +and O +17 O +. O +5 O +mg O +/ O +kg O +) O +was O +also O +tested O +in O +combination O +with O +rate O +- O +decreasing O +doses O +of O +normeperidine O +( O +17 O +. O +5 O +mg O +/ O +kg O +) O +, O +anileridine O +( O +10 O +mg O +/ O +kg O +) O +, O +alphaprodine O +( O +10 O +mg O +/ O +kg O +) O +, O +and O +fentanyl O +( O +0 O +. O +3 O +mg O +/ O +kg O +) O +. O + +Pb O +foil O +( O +0 O +. O +55 O +gcm O +- O +2 O +) O +provided O +the O +best O +overall O +improvement O +. O + +An O +anatomical O +and O +histochemical O +study O +has O +been O +undertaken O +and O +as O +a O +result O +emphasis O +is O +given O +to O +recent O +hypotheses O +that O +suggest O +there O +are O +similarities O +with O +Type O +IV O +glycogen O +storage O +disease O +( O +Andersen O +' O +s O +disease O +) O +which O +, O +although O +clinically O +distinct O +, O +has O +the O +same O +enzyme O +defect O +. O + +All O +groups O +were O +tested O +in O +a O +Hebb O +- O +Williams O +maze O +at O +100 O +approximately O +10 O +days O +of O +age O +. O + +Erythromycin O +and O +clindamycin O +resistance O +in O +Corynebacterium O +diphtheriae O +from O +skin O +lesions O +. O + +Imposed O +angular O +displacements O +of O +monkey O +' O +s O +wrist O +produce O +three O +major O +peaks O +of O +activity O +( O +terms O +M1 O +, O +M2 O +, O +and O +M3 O +peaks O +) O +in O +the O +averaged O +gross O +EMG O +activity O +ot O +the O +stretched O +muscles O +. O + +Hemolytic O +disease O +of O +African O +newborn O +. O + +In O +this O +animal O +, O +infected O +with O +what O +was O +judged O +previously O +to O +be O +the O +less O +virulent O +of O +the O +two O +T O +. O +cruzi O +stocks O +used O +( O +' O +strain O +7 O +' O +) O +, O +there O +was O +severe O +myocarditis O +, O +with O +myofibre O +degeneration O +, O +and O +lesions O +of O +the O +oesophagus O +. O + +The O +majority O +of O +MRF O +units O +were O +behaviorally O +incongruent O +; O +in O +the O +most O +frequently O +observed O +case O +, O +their O +activity O +failed O +to O +change O +reliably O +when O +behavior O +habituated O +. O + +Variability O +within O +Down O +' O +s O +syndrome O +( O +trisomy O +- O +21 O +) O +: O +empirically O +observed O +sex O +differences O +in O +IQs O +. O + +VII O +. O + +Several O +demographic O +indices O +of O +isolated O +populations O +in O +Uzbekistan O + +2 O +. O +- O +- O +concepts O +of O +higher O +nervous O +function O +in O +the O +USSR O +. O + +The O +maintenance O +of O +increased O +myocardial O +capillary O +density O +required O +a O +similar O +amount O +of O +exercise O +, O +and O +at O +least O +1 O +h O +of O +exercise O +once O +a O +week O +was O +necessary O +to O +maintain O +the O +enlargement O +of O +ECA O +. O +20 O + +These O +observations O +have O +led O +us O +to O +conclude O +that O +an O +elevated O +VIII O +- O +ratio O +is O +a O +very O +sensitive O +indicator O +of O +intravascular O +coagulation O +. O + +Eight O +hours O +after O +the O +administration O +of O +colchicine O +, O +the O +serum B-GENE +ceruloplasmin I-GENE +level O +began O +to O +rise O +again O +in O +female O +rats O +, O +but O +not O +in O +male O +rats O +. O + +Radioimmunoassays O +of O +pregnenolone O +, O +progesterone O +, O +dehydroepiandrosterone O +( O +DHA O +) O +16 O +alpha O +- O +hydroxy O +- O +DHA O +, O +estriol O +, O +and O +cortisol O +were O +performed O +on O +a O +total O +of O +0 O +; O +1 O +ml O +; O +of O +fetal O +plasma O +, O +collected O +during O +the O +course O +of O +normal O +vaginal O +delivery O +. O + +In O +only O +two O +patients O +were O +we O +able O +to O +demonstrate O +changes O +suggestive O +of O +pulmonary O +metastases O +any O +earlier O +with O +a O +99mTc O +- O +EHDP O +scan O +than O +with O +chest O +radiographs O +and O +one O +of O +these O +resolved O +spontaneously O +. O + +The O +majority O +of O +tumors O +occurred O +in O +the O +nasal O +cavities O +, O +although O +significant O +incidences O +were O +also O +found O +in O +the O +larynx O +, O +trachea O +and O +stem O +bronchi O +. O + +Prediction O +of O +the O +times O +of O +sandfly O +development O + +Native O +human B-GENE +fibrinogen I-GENE +was O +brought O +to O +coagulation O +by O +adding O +thrombin B-GENE +. O + +No O +post O +- O +operative O +haemorrhages O +from O +the O +prostheses O +were O +observed O +. O + +The O +Southern O +technique O +allowed O +a O +further O +localization O +of O +the O +region O +of O +most O +extensive O +transcription O +to O +a O +1 O +. O +8 O +kb O +HindIII B-GENE +- O +EcoRI B-GENE +fragment O +. O + +Accepting O +arbitrarily O +chosen O +limits O +of O +maximized O +errors O +of O ++ O +/ O +- O +10 O +% O +, O +it O +could O +be O +shown O +that O +the O +system O +did O +not O +work O +acceptably O +when O +the O +mean O +carbon O +dioxide O +concentration O +was O +below O +1 O +. O +5 O +vol O +. O +% O +within O +the O +fresh O +gas O +flow O +rates O +( O +2 O +. O +2 O +- O +- O +7 O +. O +7 O +1 O +min O +- O +1 O +) O +and O +the O +range O +of O +minute O +ventilation O +( O +4 O +- O +- O +10 O +1 O +min O +- O +1 O +) O +employed O +. O + +SV O +increased O +less O +in O +SHR O +, O +mainly O +reflecting O +the O +reduced O +diastolic O +compliance O +of O +the O +hypertrophied O +SHR O +left O +ventricle O +and O +the O +consequent O +rightward O +shift O +of O +its O +Frank O +- O +Starling O +curve O +. O + +The O +carcass O +of O +a O +great O +horned O +owl O +( O +Bubo O +virginianus O +) O +, O +which O +had O +been O +found O +moribund O +in O +southern O +Ontario O +, O +was O +presented O +for O +necropsy O +. O + +The O +inner O +ears O +were O +exposed O +by O +microdissection O +, O +and O +the O +vestibular O +sensory O +regions O +were O +either O +sectioned O +and O +studied O +with O +light O +or O +electron O +microscopy O +, O +or O +prepared O +and O +studied O +with O +the O +surface O +specimen O +technique O +. O + +Patulin O +is O +extracted O +from O +apple O +butter O +samples O +with O +ethyl O +acetate O +and O +the O +extract O +is O +cleaned O +up O +on O +a O +silica O +gel O +column O +, O +using O +benzene O +- O +ethyl O +acetate O +( O +75 O ++ O +25 O +) O +as O +the O +eluant O +. O + +Steroid O +glucuronides O +in O +amniotic O +fluid O +at O +term O +. O + +The O +matrix O +surrounding O +the O +clusters O +either O +showed O +a O +normal O +morphology O +or O +a O +homogeneous O +appearance O +, O +within O +which O +faint O +cross O +striations O +but O +no O +distinctly O +fibrillar O +outlines O +could O +be O +identified O +. O + +Riboflavin O +did O +not O +affect O +the O +percentage O +of O +aflatoxin O +- O +treated O +animals O +with O +abnormal O +urinary O +excretion O +patterns O +, O +but O +did O +increase O +the O +magnitude O +of O +the O +disturbances O +in O +elimination O +of O +kynurenic O +and O +xanthurenic O +acids O +. O + +Polyglactin O +910 O +suture O +absorption O +and O +the O +role O +of O +cellular O +enzymes O +. O + +The O +incidence O +of O +DNCB O +reactions O +was O +78 O +per O +cent O +for O +Stage O +I O +and O +II O +cancers O +( O +37 O +patinets O +) O +, O +73 O +per O +cent O +for O +resectable O +Stage O +III O +cancer O +( O +22 O +patients O +) O +, O +and O +66 O +per O +cent O +in O +patients O +with O +unresectable O +or O +inoperable O +Stage O +III O +cancer O +. O + +Studies O +of O +lipoproteins O +should O +, O +however O +, O +be O +made O +in O +children O +from O +families O +known O +to O +have O +FH O +or O +early O +coronary O +heart O +disease O +. O + +Sixteen O +other O +normal O +subjects O +with O +2 O +g O +of O +Metyrapone O +are O +best O +responses O +. O + +EEG O +theta O +waves O +and O +psychological O +phenomena O +: O +a O +review O +and O +analysis O +. O + +REM O +dream O +content O +was O +scored O +for O +categories O +suggesting O +the O +predominant O +influence O +of O +the O +left O +hemisphere O +, O +e O +. O +g O +. O +, O +good O +ego O +functioning O +, O +verbalization O +, O +or O +the O +right O +hemisphere O +, O +e O +. O +g O +. O +, O +music O +, O +spatial O +salience O +, O +bizarreness O +. O + +Innervation O +of O +the O +ventral O +diaphragm O +of O +the O +locust O +( O +Locusta O +migratoria O +) O +. O + +Ectopic O +ACTH B-GENE +syndrome O +and O +medullary O +thyroid O +carcinoma O +. O + +A O +striking O +finding O +in O +all O +of O +the O +studies O +was O +a O +positive O +correlation O +between O +PI O +ACTH B-GENE +and O +MSH B-GENE +contents O +. O + +Chronic O +hypophosphatemia O +is O +the O +most O +common O +type O +of O +" O +resistant O +" O +rickets O +. O + +There O +was O +no O +correlation O +between O +serum B-GENE +LH I-GENE +and O +chronological O +or O +bone O +age O +in O +this O +age O +group O +, O +which O +suggests O +that O +the O +correlation O +found O +is O +not O +due O +to O +age O +- O +related O +parallel O +phenomena O +. O + +Molecular O +neurochemistry O +of O +addictive O +drugs O +. O + +Efforts O +were O +made O +to O +determine O +the O +amount O +of O +time O +required O +for O +kidney O +lesions O +to O +develop O +and O +, O +if O +possible O +, O +to O +delineate O +the O +potential O +site O +of O +action O +of O +PBB O +. O + +Effect O +of O +succimer O +on O +the O +intensity O +of O +tricarboxylic B-GENE +acid I-GENE +dehydrogenase I-GENE +reactions O +in O +the O +brain O +of O +rats O +poisoned O +with O +mercuric O +chloride O + +Distribution O +and O +correlations O +of O +serum O +uric O +- O +acid O +in O +two O +French O +adult O +populations O +: O +13 O +, O +885 O +men O +and O +6 O +, O +861 O +women O + +The O +incidence O +of O +hepatitis B-GENE +B I-GENE +antigen I-GENE +following O +transfusion O +was O +about O +2 O +. O +8 O +per O +cent O +. O + +Technetium O +- O +99m O +stannous O +pyrophosphate O +myocardial O +scintigrams O +were O +obtained O +in O +138 O +clinically O +stable O +patients O +32 O +. O +7 O ++ O +/ O +- O +47 O +. O +3 O +weeks O +( O +range O +6 O +to O +260 O +) O +after O +acute O +myocardial O +infarction O +. O + +A O +similar O +phenomenon O +has O +been O +reported O +in O +a O +few O +humans O +. O + +The O +decline O +in O +the O +activity O +of O +cytochrome B-GENE +oxidase I-GENE +, O +peroxidase B-GENE +and O +in O +the O +lipid O +content O +of O +peripheral O +neutrophils O +was O +followed O +by O +a O +decrease O +in O +the O +phagocytic O +activity O +. O + +Treatment O +of O +2 O +patients O +with O +pseudohypoparathyroidism O +type O +I O +with O +vitamin O +- O +D O +- O +3 O +and O +1 O +alpha O +- O +Hydroxycholecalciferol O +consecutively O +resulted O +in O +a O +nonuniform O +response O +with O +regard O +to O +the O +normalisation O +of O +serum O +- O +calcium O +. O + +Workers O +with O +" O +sensitivity O +" O +to O +toluene O +diisocyanate O +( O +TDI O +) O +studied O +in O +depth O +in O +an O +attempt O +to O +determine O +mechanisms O +of O +bronchial O +hyperreactivity O +. O + +Total O +VO2 O +was O +decreased O +in O +both O +groups O +during O +severe O +hypoxia O +but O +limb O +VO2 O +was O +maintained O +in O +the O +beta O +- O +block O +group O +. O +beta O +- O +Block O +prevented O +the O +fall O +in O +total O +and O +limb O +peripheral O +resistance O +seen O +in O +severe O +hypoxia O +but O +did O +not O +alter O +the O +consistently O +more O +efficient O +utilization O +of O +total O +O2 O +delivery O +shown O +by O +the O +limb O +in O +comparison O +to O +the O +whole O +body O +by O +higher O +O2 O +extraction O +ratios O +and O +lower O +venous O +O2 O +pressure O +. O +beta B-GENE +- I-GENE +Vasodilator I-GENE +receptors I-GENE +evidently O +played O +an O +active O +part O +in O +the O +vasodilatation O +seen O +during O +severe O +hypoxia O +. O + +Phenobarbital O +- O +induced O +alterations O +in O +the O +metabolism O +of O +[ O +3H O +] O +vitamin O +D3 O +by O +the O +perfused O +rachitic O +rat O +liver O +in O +vitro O +. O + +Modulation O +of O +25 B-GENE +- I-GENE +hydroxyvitamin I-GENE +D3 I-GENE +- I-GENE +24 I-GENE +- I-GENE +hydroxylase I-GENE +by O +aminophylline O +: O +a O +cytochrome B-GENE +P I-GENE +- I-GENE +450 I-GENE +monooxygenase I-GENE +system O +. O + +In O +both O +these O +respects O +, O +however O +, O +the O +DBP B-GENE +mRNA I-GENE +resembles O +the O +late O +messengers O +of O +SV40 O +and O +polyoma O +viruses O +. O + +Effect O +of O +corticosteroid O +- O +containing O +antirheumatic O +combination O +drugs O +on O +endogenous O +ACTH B-GENE +and O +cortisol O +production O +. O + +Serum B-GENE +ACTH I-GENE +did O +not O +respond O +to O +insulin B-GENE +and O +metyrapone O +. O + +Anatomy O +of O +the O +RNA O +and O +gene O +products O +of O +MC29 O +and O +MH2 O +, O +two O +defective O +avian O +tumor O +viruses O +causing O +acute O +leukemia O +and O +carcinoma O +: O +evidence O +for O +a O +new O +class O +of O +transforming O +genes O +. O + +Bertioga O +( O +Guama O +group O +) O +and O +Anhembi O +( O +Bunyamwera O +group O +) O +, O +two O +new O +arboviruses O +isolated O +in O +Sao O +Paulo O +, O +Brazil O +. O + +Gamma B-GENE +glutamyl I-GENE +transpeptidase I-GENE +activity O +was O +increased O +up O +to O +15 O +times O +above O +the O +upper O +normal O +limit O +in O +children O +, O +who O +received O +aminopyrine O +for O +two O +weeks O +or O +longer O +. O + +XXI O +. O + +A O +gas O +- O +liquid O +chromatographic O +method O +for O +the O +determination O +of O +p O +- O +chlorophenoxyisobutyric O +( O +CPIB O +) O +acid O +in O +blood O +plasma O +is O +described O +. O + +Dopamine B-GENE +receptor I-GENE +blockade O +and O +the O +neuroleptics O +, O +a O +crystallographic O +study O +. O + +V O +. O + +A O +rapid O +fluorimetric O +procedure O +for O +the O +determination O +of O +the O +fungicide O +5 O +- O +fluorocytosine O +in O +serum O +is O +described O +. O + +The O +' O +field O +of O +stress O +' O +of O +the O +supervisory O +nurse O + +How O +do O +graduates O +of O +different O +types O +of O +programs O +perform O +on O +state O +boards O +? O + +Similarly O +, O +maternal B-GENE +serum I-GENE +somatomedin I-GENE +A I-GENE +was O +significantly O +reduced O +in O +rats O +nursing O +large O +litters O +. O + +The O +sequences O +following O +the O +X O +. O +borealis O +oocyte O +and O +somatic O +5S B-GENE +genes I-GENE +are O +identical O +in O +12 O +of O +the O +first O +14 O +residues O +and O +contain O +two O +or O +more O +T O +clusters O +, O +as O +does O +the O +corresponding O +region O +of O +X B-GENE +. I-GENE +laevis I-GENE +oocyte I-GENE +5S I-GENE +DNA I-GENE +. O + +This O +mechanism O +is O +not O +due O +to O +the O +observed O +grain O +boundary O +precipitates O +. O + +This O +report O +has O +reviewed O +some O +of O +the O +reasons O +for O +treatment O +failures O +and O +has O +presented O +a O +philosophy O +for O +their O +management O +. O + +Diagnosis O +and O +treatment O +planning O +in O +Class O +II O +, O +division O +2 O + +Because O +of O +serious O +infections O +( O +fever O +larger O +than O +or O +equal O +to O +101 O +degrees O +F O +. O +granulocytes O +less O +than O +1 O +, O +000 O +/ O +mm O +, O +3 O +and O +hospitalization O +) O +and O +1 O +drug O +death O +in O +the O +first O +4 O +patients O +, O +oral O +calcium O +leucovorin O +, O +20 O +to O +30 O +mg O +/ O +m2 O +orally O +, O +was O +given O +2 O +days O +after O +methotrexate O +in O +subsequent O +treatment O +cycles O +. O + +It O +seems O +that O +the O +way O +in O +which O +drugs O +modify O +a O +patient O +' O +s O +serum O +chemistry O +may O +be O +used O +to O +assess O +the O +efficacy O +with O +which O +they O +control O +the O +inflammatory O +process O +. O + +Here O +the O +conventional O +tests O +clearly O +pointed O +to O +the O +presence O +of O +retrocochlear O +disease O +. O + +The O +end O +- O +stage O +or O +involutional O +phase O +of O +proliferative O +diabetic O +retinopathy O +may O +result O +in O +stabilization O +of O +vision O +for O +long O +periods O +of O +time O +. O + +On O +the O +basis O +of O +serum B-GENE +alpha1AT I-GENE +quantitation O +, O +newborn O +infants O +may O +be O +separated O +into O +two O +groups O +, O +characterized O +respectively O +by O +concentrations O +above O +or O +below O +150 O +mg O +% O +. O + +In O +patients O +who O +were O +not O +vented O +, O +there O +was O +overall O +significant O +depression O +of O +function O +( O +67 O ++ O +/ O +- O +5 O +% O +of O +control O +; O +range O +, O +91 O +- O +- O +45 O +% O +, O +p O +less O +than O +0 O +. O +01 O +) O +. O + +Changes O +in O +body O +weight O +and O +agonistic O +behavior O +were O +also O +recorded O +. O + +The O +uterine O +response O +to O +prostaglandin O +E2 O +( O +PGE2 O +) O +and O +prostaglandin O +F2alpha O +( O +administered O +by O +intravenous O +and O +intrauterine O +routes O +) O +was O +evaluated O +during O +different O +phases O +of O +the O +menstrual O +cycle O +in O +five O +functionally O +infertile O +women O +. 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O + +The O +mortality O +rate O +and O +histopathological O +features O +of O +Nocardia O +asteroides O +and O +Nocardia O +brasiliensis O +infections O +in O +congenitally O +athymic O +( O +nude O +) O +mice O +of O +ICR O +and O +C3H O +/ O +eB O +origins O +were O +quite O +different O +from O +what O +we O +found O +for O +Swiss O +white O +mice O +and O +other O +inbred O +mouse O +strains O +( O +namely O +, O +C57 O +/ O +BL O +/ O +6J O +, O +New O +Zealand O +Black O +, O +BALB O +/ O +c O +, O +CBA O +/ O +LAC O +, O +and O +C3H O +/ O +eB O +) O +. O + +Williams O +, O +2 O +August O +1977 O +. O + +Use O +of O +radioactive O +isotopes O +in O +the O +chemistry O +of O +proteins O + +( O +Emeritus O +) O +John O +Henri O +Roosegaarde O +Bisschop O + +Disrupted O +vaccines O +and O +whole O +- O +virus O +vaccines O +containing O +type B-GENE +B I-GENE +antigen I-GENE +only O +did O +not O +cause O +significant O +reactivity O +. O + +255 O +- O +61 O +. O + +Antenatal O +diagnosis O +of O +haematological O +disorders O +- O +- O +' O +1978 O +' O +. O + +Hepatic O +oxygen O +supply O +and O +selected O +blood O +parameters O +were O +recorded O +in O +fasted O +male O +rates O +given O +20 O +- O +- O +30 O +mg O +/ O +kg O +Escherichia B-GENE +coli I-GENE +endotoxin I-GENE +intraperitoneally O +. O + +Gonadal O +dysfunction O +in O +patients O +with O +ataxia O +telangiectasia O +. O + +The O +maximum O +period O +of O +treatment O +was O +73 O +( O +oral O +) O +, O +73 O +( O +intraperitoneal O +) O +or O +75 O +( O +dermal O +) O +weeks O +. O + +A O +study O +of O +the O +comparative O +efficacy O +of O +diflucortolone O +valerate O +0 O +. O +3 O +% O +ointment O +and O +clobetasol O +propionate O +0 O +. O +05 O +% O +ointment O +. O + +Most O +of O +the O +phenomena O +of O +azotaemic O +osteodystrophy O +are O +encountered O +in O +simple O +vitamin O +D O +deficiency O +; O +as O +in O +that O +condition O +, O +deficiency O +of O +1 O +, O +25 O +- O +dihydroxycholecalciferol O +may O +be O +of O +primary O +significance O +in O +causing O +secondary O +hyperparathyroidism O +in O +renal O +failure O +. O + +Basal O +FSH B-GENE +and O +LH B-GENE +levels O +were O +significantly O +lower O +in O +addicts O +; O +after O +GnRH B-GENE +stimulation O +the O +addicts O +' O +FSH B-GENE +and O +LH B-GENE +values O +increased O +but O +not O +significantly O +compared O +to O +controls O +. O + +Adriamycin O +: O +comparison O +of O +a O +5 O +- O +week O +schedule O +with O +a O +3 O +- O +week O +schedule O +in O +the O +treatment O +of O +breast O +cancer O +. O + +Follow O +- O +up O +controls O +of O +luteinizing B-GENE +hormone I-GENE +( O +LH B-GENE +) O +, O +follicle B-GENE +stimulating I-GENE +hormone I-GENE +( O +FSH B-GENE +) O +, O +prolactin B-GENE +( O +HPRL B-GENE +) O +, O +oestradiol O +( O +E2 O +) O +, O +progesterone O +( O +P O +) O +and O +testosterone O +( O +T O +) O +in O +the O +catabolic O +and O +healing O +phase O +of O +burn O +disease O +. O + +Renin B-GENE +studies O +performed O +in O +34 O +hypertensive O +patients O +and O +in O +a O +control O +group O +of O +11 O +recipients O +showed O +that O +elevation O +of O +plasma B-GENE +renin I-GENE +activity O +and O +of O +plasma O +aldosterone O +level O +is O +frequent O +but O +difficult O +to O +interpret O +, O +particularly O +when O +a O +renal O +artery O +stenosis O +is O +observed O +. 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O + +In O +contrast O +, O +the O +insulin B-GENE +response O +had O +returned O +to O +the O +non O +- O +pregnant O +value O +by O +the O +second O +day O +of O +the O +puerperium O +. O + +The O +authors O +report O +the O +results O +of O +a O +series O +of O +toxicological O +tests O +conducted O +on O +plastic O +materials O +( O +polyethylene O +) O +activated O +with O +tetraphenylbutadiene O +( O +TPB O +) O +an O +additive O +recently O +proposed O +as O +a O +sensitizer O +capable O +of O +photodegrading O +plastic O +materials O +. O + +Mutational O +analysis O +of O +the O +major O +homology O +region O +of O +Mason O +- O +Pfizer O +monkey O +virus O +by O +use O +of O +saturation O +mutagenesis O +. O + +One O +site O +, O +PAL B-GENE +, O +occurs O +within O +the O +10 O +bp O +sequence O +GGGGAGGAGG O +. O + +Nuclear O +extracts O +prepared O +from O +both O +neural O +and O +non O +- O +neural O +cell O +lines O +, O +mouse O +brain O +, O +and O +mouse O +liver O +contain O +proteins O +that O +recognize O +and O +bind O +to O +the O +PROX O +and O +PAL O +sequences O +indicating O +that O +proteins O +which O +bind O +to O +these O +target O +sequences O +are O +widespread O +. O + +To O +determine O +if O +the O +NF B-GENE +( I-GENE +H I-GENE +) I-GENE +promoter I-GENE +can O +be O +activated O +in O +a O +tissue O +specific O +manner O +during O +development O +transgenic O +mice O +containing O +the O +promoter O +region O +linked O +to O +a O +beta B-GENE +- I-GENE +galactosidase I-GENE +reporter I-GENE +gene I-GENE +were O +generated O +. O + +Here O +we O +describe O +and O +map O +two O +more O +new O +genes O +identified O +as O +allele O +- O +specific O +suppressors O +that O +compensate O +for O +carboxy O +- O +terminal O +truncation O +of O +PET122 B-GENE +. O + +Previous O +studies O +have O +shown O +[ O +Hisanaga O +, O +S O +. O +, O +Kusubata O +, O +M O +. O +, O +Okumura O +, O +E O +. O +& O +Kishimoto O +, O +T O +. O + +Treatment O +and O +staining O +of O +smears O +and O +sections O +for O +detection O +of O +microorganisms O + +The O +apparent O +Kd O +of O +the O +MetRS B-GENE +/ I-GENE +CAU I-GENE +operator I-GENE +complex I-GENE +is O +one O +order O +magnitude O +higher O +than O +that O +of O +the O +ThrRS B-GENE +/ I-GENE +CGU I-GENE +operator I-GENE +complex I-GENE +. O + +A O +significant O +direct O +relationship O +was O +observed O +between O +the O +percent O +area O +density O +of O +smooth O +muscle O +and O +the O +percent O +change O +in O +peak O +urinary O +flow O +rate O +. O + +Rabbit B-GENE +skeletal I-GENE +muscle I-GENE +glycogenin I-GENE +. O + +Characterization O +of O +the O +human B-GENE +gene I-GENE +encoding I-GENE +cytokeratin I-GENE +17 I-GENE +and O +its O +expression O +pattern O +. O + +Animals O +that O +received O +DSP O +- O +4 O +were O +significantly O +retarded O +in O +motor O +recovery O +compared O +with O +the O +saline O +group O +. O + +The O +prophylactic O +use O +of O +new O +medication O +for O +patients O +between O +the O +first O +and O +second O +cycle O +of O +chemotherapy O +, O +in O +agreement O +with O +the O +estimates O +calculated O +, O +does O +not O +save O +health O +care O +costs O +but O +may O +improve O +the O +quality O +of O +life O +in O +these O +patients O +and O +permit O +the O +continuation O +of O +a O +therapeutic O +schedule O +without O +interruption O +which O +may O +improve O +the O +life O +expectancy O +of O +the O +patient O +. O + +The O +isolation O +of O +this O +gene O +was O +based O +on O +the O +identification O +of O +the O +Y O +- O +231 O +cosmid O +that O +contains O +CpG O +rich O +sequences O +( O +HTF O +islands O +) O +in O +its O +human O +insert O +. O + +Gene O +constructs O +consisting O +of O +human B-GENE +growth I-GENE +hormone I-GENE +( O +hGH B-GENE +) O +gene O +driven O +by O +promoter O +/ O +regulatory O +sequence O +of O +mouse B-GENE +metallothionein I-GENE +( O +mMT B-GENE +) O +, O +viral B-GENE +thymidine I-GENE +kinase I-GENE +( O +vTK B-GENE +) O +, O +rat B-GENE +cholecystokinin I-GENE +( O +rCCK B-GENE +) O +, O +or O +chicken B-GENE +beta I-GENE +- I-GENE +actin I-GENE +( O +cBA B-GENE +) O +gene O +were O +injected O +into O +the O +cytoplasm O +of O +fertilized O +medaka O +eggs O +via O +the O +micropyle O +. O + +Serum O +gastrin B-GENE +and O +AFP B-GENE +levels O +had O +the O +same O +evolution O +and O +appear O +to O +have O +the O +same O +interest O +to O +follow O +the O +course O +of O +the O +disease O +. O + +Prospects O +for O +controlled O +- O +delivery O +systems O +. 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O +17 O +mmol O +/ O +l O +for O +the O +iv O +, O +po O +, O +and O +it O +routes O +, O +respectively O +. O + +A O +statistically O +significant O +improvement O +due O +to O +the O +administration O +of O +Bromergon O +was O +observed O +in O +symptoms O +associated O +with O +overreactiveness O +to O +normal O +prolactin B-GENE +levels O +, O +i O +. O +e O +. O +abdominal O +tension O +, O +edema O +, O +weight O +gain O +and O +breast O +tenderness O +. O + +The O +magnitude O +of O +the O +early O +response O +was O +241 O ++ O +/ O +- O +51 O +% O +in O +A O +( O +% O +baseline O +RL O +; O +mean O ++ O +/ O +- O +SE O +) O +, O +and O +significantly O +less O +in O +B O +( O +119 O ++ O +/ O +- O +7 O +% O +) O +and O +C O +( O +131 O ++ O +/ O +- O +16 O +% O +) O +( O +p O +< O +0 O +. O +01 O +) O +. O + +Most O +of O +the O +patients O +presented O +with O +Transient O +Ischemic O +Attacks O +( O +64 O +% O +) O +or O +Reversible O +Ischemic O +Neurologic O +Deficits O +( O +19 O +% O +) O +. O + +This O +analysis O +, O +together O +with O +a O +consideration O +of O +the O +SCBs O +found O +upstream O +of O +known O +SWI4 B-GENE +, I-GENE +6 I-GENE +- O +dependent O +genes O +, O +leads O +to O +the O +proposal O +of O +a O +revised O +consensus O +sequence O +for O +this O +important O +regulatory O +element O +. O + +Mutational O +analysis O +of O +a O +DNA O +sequence O +involved O +in O +linking O +gene O +expression O +to O +the O +cell O +cycle O +. O + +The O +natural O +history O +of O +these O +lesions O +, O +locoregional O +efficiency O +of O +the O +different O +treatments O +used O +, O +the O +part O +played O +by O +chemotherapy O +, O +survival O +, O +causes O +of O +death O +and O +therapeutic O +modalities O +used O +as O +a O +last O +measure O +, O +have O +been O +analysed O +. O + +The O +method O +was O +adapted O +for O +the O +determination O +of O +nadolol O +racemate O +A O +by O +a O +change O +in O +mobile O +phase O +composition O +. O + +In O +general O +, O +however O +, O +this O +study O +provided O +little O +evidence O +of O +any O +effect O +of O +supplementation O +to O +athletic O +performance O +for O +athletes O +consuming O +the O +dietary O +RDIs O +. O + +In O +7 O +of O +9 O +cases O +, O +the O +enhancer O +is O +fused O +to O +the O +c B-GENE +- I-GENE +myc I-GENE +bearing I-GENE +sequences I-GENE +of O +chromosome O +8 O +. O + +These O +components O +both O +had O +a O +median O +R2 O +of O +0 O +. O +84 O +, O +compared O +to O +median O +R2s O +ranging O +from O +0 O +. O +37 O +to O +0 O +. O +83 O +for O +five O +commonly O +used O +ad O +hoc O +EEG O +components O +. O + +The O +obtained O +results O +were O +compared O +with O +control O +group O +( O +10 O +female O +volunteers O +) O +. O + +100 O +years O +of O +dentistry O +at O +the O +Friedrich O +Schiller O +University O +in O +Jena O + +The O +target O +contained O +between O +positions O +- O +403 O +and O +- O +125 O +acts O +independently O +of O +orientation O +, O +in O +different O +cell O +types O +and O +species O +, O +and O +in O +the O +context O +of O +a O +heterologous O +promoter O +. O + +Synergistic O +transactivation O +of O +the O +BMRF1 B-GENE +promoter I-GENE +by O +the O +Z B-GENE +/ O +c B-GENE +- I-GENE +myb I-GENE +combination O +appears O +to O +involve O +direct O +binding O +by O +the O +Z B-GENE +protein I-GENE +but O +not O +the O +c B-GENE +- I-GENE +myb I-GENE +protein I-GENE +. O + +The O +UCR O +core O +sequence O +, O +CGCCATTTT O +, O +binds O +a O +ubiquitous O +nuclear O +factor O +and O +mediates O +negative O +regulation O +of O +MuLV O +promoter O +activity O +. O + +These O +studies O +show O +that O +UCRBP B-GENE +binds O +to O +various O +target O +motifs O +that O +are O +distinct O +from O +the O +UCR O +motif O +: O +the O +adeno B-GENE +- I-GENE +associated I-GENE +virus I-GENE +P5 I-GENE +promoter I-GENE +and O +elements O +in O +the O +immunoglobulin B-GENE +light I-GENE +- I-GENE +and I-GENE +heavy I-GENE +- I-GENE +chain I-GENE +genes O +, O +as O +well O +as O +elements O +in O +ribosomal B-GENE +protein I-GENE +genes I-GENE +. O + +The O +cellular O +sequences O +5 O +' O +to O +the O +viral O +integration O +site O +exhibited O +85 O +to O +97 O +% O +identity O +to O +several O +sequences O +belonging O +to O +the O +mouse B-GENE +L1 I-GENE +family I-GENE +of O +long O +interspersed O +repetitive O +sequences O +. O + +These O +results O +indicate O +that O +both O +N O +- O +and O +C O +- O +terminal O +mutations O +are O +required O +to O +inhibit O +transrepression O +by O +FBR B-GENE +protein I-GENE +and O +that O +multiple O +structural O +mutations O +accompanied O +by O +posttranslational O +protein O +modification O +alter O +gene O +regulation O +by O +FBR B-GENE +protein I-GENE +. O + +The O +JS78 O +mutation O +changes O +Gln243 O +in O +gp0 O +. O +7 O +to O +an O +amber O +codon O +, O +which O +explains O +the O +production O +of O +the O +truncated O +, O +30 B-GENE +- I-GENE +kDa I-GENE +gp0 I-GENE +. I-GENE +7 I-GENE +- I-GENE +related I-GENE +polypeptide I-GENE +, O +and O +implicates O +the O +11 O +- O +kDa O +C O +- O +terminal O +domain O +in O +host O +transcription O +shut O +- O +off O +. O + +The O +predicted O +receptor O +structure O +includes O +a O +cysteine O +- O +rich O +extracellular O +domain O +, O +a O +single O +hydrophobic O +transmembrane O +domain O +, O +and O +a O +predicted O +cytoplasmic B-GENE +serine I-GENE +/ I-GENE +threonine I-GENE +kinase I-GENE +domain I-GENE +. O + +Drosophila B-GENE +UbcD1 I-GENE +encodes O +a O +highly O +conserved O +ubiquitin B-GENE +- O +conjugating O +enzyme O +involved O +in O +selective O +protein O +degradation O +. O + +Analysis O +of O +the O +entire O +16 O +. O +7 O +- O +kb O +mt O +genome O +determined O +that O +a O +MDP1 B-GENE +mediates O +cleavage O +of O +chick O +mtDNA O +in O +vitro O +at O +three O +H O +- O +and O +two O +L O +- O +strand O +sequence O +- O +specific O +target O +sites O +located O +within O +a O +90 O +- O +bp O +A O ++ O +T O +- O +rich O +genomic O +tract O +, O +theoretically O +capable O +of O +forming O +stable O +secondary O +structures O +, O +approximately O +200 O +bases O +upstream O +from O +the O +H O +- O +strand O +origin O +( O +OH O +) O +of O +replication O +. O + +The O +goal O +of O +the O +present O +study O +was O +to O +determine O +the O +feasibility O +of O +retrovirus O +mediated O +expression O +of O +rp47phox B-GENE +in O +the O +HL60 O +and O +U937 O +human O +hematopoietic O +cell O +lines O +, O +and O +in O +an O +Epstein O +- O +Barr O +virus O +transformed O +B O +- O +lymphocyte O +cell O +line O +( O +EBV O +- O +BCL O +) O +derived O +from O +a O +p47phox B-GENE +- O +deficient O +CGD O +patient O +. O + +A O +rather O +similar O +pattern O +of O +results O +was O +obtained O +with O +respect O +to O +LMP2B B-GENE +mRNA I-GENE +expression O +, O +such O +transcripts O +being O +detectable O +only O +in O +a O +subset O +of O +tumors O +, O +and O +then O +at O +apparently O +low O +levels O +. O + +Analysis O +of O +nucleotide O +sequence O +of O +the O +rightmost O +43 O +kbp O +of O +herpesvirus O +saimiri O +( O +HVS O +) O +L O +- O +DNA O +: O +general O +conservation O +of O +genetic O +organization O +between O +HVS O +and O +Epstein O +- O +Barr O +virus O +. O + +Treatment O +with O +MK O +- O +801 O +induced O +a O +burst O +suppression O +in O +the O +EEG O +and O +a O +transient O +drop O +( O +11 O +. O +4 O ++ O +/ O +- O +6 O +. O +5 O +mm O +Hg O +) O +in O +the O +mean O +arterial O +pressure O +. O + +Myogenic O +differentiation O +can O +be O +inhibited O +by O +the O +adenovirus O +E1a B-GENE +protein I-GENE +in O +the O +rat O +L6 O +muscle O +cell O +line O +. O + +Acad O +. O + +Both O +in O +vitro O +- O +synthesized O +S2 B-GENE +protein I-GENE +and O +synthetic O +peptides O +corresponding O +to O +S2 B-GENE +are O +shown O +to O +react O +positively O +with O +sera O +obtained O +from O +EIAV O +- O +infected O +horses O +, O +providing O +the O +first O +direct O +evidence O +of O +expression O +of O +this O +protein O +in O +infected O +animals O +. O + +Many O +canonical O +TATA O +sequences O +are O +present O +upstream O +from O +these O +VZV O +transcriptional O +start O +sites O +but O +, O +apparently O +, O +are O +not O +used O +. O + +The O +ORF O +4 O +gene O +was O +minimally O +active O +, O +whereas O +the O +ORF O +62 O +gene O +gave O +twofold O +induction O +; O +both O +genes O +, O +acting O +together O +, O +gave O +fivefold O +induction O +. O + +Interestingly O +, O +the O +IR5 B-GENE +ORF I-GENE +of O +EHV O +- O +1 O +possesses O +a O +sequence O +of O +13 O +amino O +acids O +( O +CAYWCCLGHAFAC O +) O +that O +is O +a O +perfect O +match O +to O +the O +consensus O +zinc O +finger O +motif O +( O +C O +- O +X2 O +- O +4 O +- O +C O +- O +X2 O +- O +15 O +- O +C O +/ O +H O +- O +X2 O +- O +4 O +- O +C O +/ O +H O +) O +. O + +The O +DNA O +sequence O +of O +the O +sulfate B-GENE +activation I-GENE +locus I-GENE +from O +Escherichia O +coli O +K O +- O +12 O +has O +been O +determined O +. O + +Plasma O +membranes O +of O +cultured O +cells O +contain O +high O +affinity O +receptors O +for O +high B-GENE +density I-GENE +lipoprotein I-GENE +( O +HDL B-GENE +) O +that O +appear O +to O +mediate O +removal O +of O +excess O +intracellular O +cholesterol O +. O + +After O +the O +first O +28 O +patients O +vincristine O +was O +replaced O +by O +teniposide O +( O +VM O +- O +26 O +) O +due O +to O +neurotoxicity O +. O + +These O +results O +indicate O +that O +an O +internal O +short O +element O +located O +at O +the O +very O +5 O +' O +terminal O +of O +L1 B-GENE +sequence I-GENE +and O +the O +nuclear O +factor O +binding O +to O +the O +element O +play O +a O +crucial O +role O +in O +the O +transcription O +of O +human B-GENE +L1 I-GENE +. O + +Tumor O +cells O +were O +focally O +immunoreactive O +for O +neuron B-GENE +- I-GENE +specific I-GENE +enolase I-GENE +, O +insulin B-GENE +, O +glucagon B-GENE +and O +VIP B-GENE +. O + +A O +recombinant O +with O +a O +5 O +' O +end O +from O +src B-GENE +and O +a O +3 O +' O +end O +from O +ros B-GENE +, O +called O +SRC B-GENE +x O +ROS B-GENE +, O +transformed O +chicken O +embryo O +fibroblasts O +( O +CEF O +) O +to O +a O +spindle O +shape O +morphology O +, O +mimicking O +that O +of O +UR2 B-GENE +. O + +ROS B-GENE +x O +SRC B-GENE +( O +R B-GENE +) O +contains O +a O +16 O +- O +amino O +- O +acid O +deletion O +that O +includes O +the O +3 O +' O +half O +of O +the O +transmembrane O +domain O +of O +ros B-GENE +. O + +To O +define O +the O +number O +and O +nature O +of O +the O +E6 B-GENE +and O +E7 B-GENE +gene I-GENE +products O +expressed O +in O +BPV O +- O +1 O +- O +transformed O +cells O +, O +we O +performed O +immunoprecipitation O +experiments O +with O +antisera O +raised O +to O +bacterially O +expressed O +BPV B-GENE +- I-GENE +1 I-GENE +E6 I-GENE +and O +E7 B-GENE +fusion I-GENE +proteins I-GENE +. O + +Transient O +transfection O +assays O +showed O +that O +site O +A O +is O +necessary O +and O +sufficient O +for O +RXR B-GENE +alpha I-GENE +- O +mediated O +transactivation O +of O +the O +apoAI B-GENE +gene I-GENE +basal I-GENE +promoter I-GENE +in O +human O +hepatoma O +HepG2 O +cells O +in O +the O +presence O +of O +RA O +and O +that O +this O +transactivation O +is O +abolished O +by O +increasing O +amounts O +of O +cotransfected O +ARP B-GENE +- I-GENE +1 I-GENE +. O + +A O +third O +prominent O +component O +of O +apparent O +molecular O +mass O +16 O +kDa O +displayed O +several O +properties O +, O +including O +ability O +to O +bind O +45Ca2 O ++ O +, O +that O +are O +characteristic O +of O +the O +regulatory O +( O +B O +) O +subunit O +of O +mammalian B-GENE +calcineurin I-GENE +and O +was O +recognized O +by O +an O +antiserum O +raised O +against O +bovine B-GENE +calcineurin I-GENE +. O + +As O +was O +observed O +previously O +for O +MATa B-GENE +cna1 B-GENE +cna2 B-GENE +double O +mutants O +, O +MATa B-GENE +cnb1 B-GENE +mutants I-GENE +were O +defective O +in O +their O +ability O +to O +recover O +from O +alpha B-GENE +- I-GENE +factor I-GENE +- O +induced O +growth O +arrest O +. O + +Antibodies O +against O +this O +purified O +protein O +localize O +RIM1 B-GENE +to O +mitochondria O +. O + +METHODS O +: O +IgG B-GENE +antibodies I-GENE +vs O +HHV O +- O +6 O +( O +anti B-GENE +- I-GENE +HHV I-GENE +- I-GENE +6 I-GENE +- I-GENE +IgG I-GENE +) O +were O +determined O +by O +indirect O +immunofluorescence O +in O +100 O +IVDA O +( O +29 O +seronegative O +and O +71 O +seropositive O +for O +HIV O +- O +1 O +of O +which O +45 O +were O +in O +stage O +II O +and O +26 O +in O +IV O +- O +C1 O +of O +CDC O +) O +as O +well O +as O +in O +100 O +healthy O +subjects O +of O +a O +similar O +age O +( O +control O +group O +) O +. O + +A O +position O +- O +independent O +activation O +domain O +which O +contained O +conserved O +regions O +II O +and O +III O +was O +identified O +at O +the O +carboxyl O +terminus O +of O +the O +HNF B-GENE +- I-GENE +3 I-GENE +beta I-GENE +protein I-GENE +( O +amino O +acids O +361 O +to O +458 O +) O +. O + +HNF B-GENE +- I-GENE +3 I-GENE +beta I-GENE +amino I-GENE +- I-GENE +terminal I-GENE +sequences I-GENE +defined O +by O +conserved O +region O +IV O +also O +contributed O +to O +transactivation O +, O +but O +region O +IV O +activity O +required O +the O +participation O +of O +the O +region O +II O +- O +III O +domain O +. O + +Possible O +roles O +of O +RAD5 B-GENE +putative O +ATPase B-GENE +/ O +DNA B-GENE +helicase I-GENE +activity O +in O +DNA O +repair O +and O +in O +the O +maintenance O +of O +wild O +- O +type O +rates O +of O +instability O +of O +simple O +repetitive O +sequences O +are O +discussed O +. O + +Susceptibilities O +of O +540 O +anaerobic O +gram O +- O +negative O +bacilli O +to O +amoxicillin O +, O +amoxicillin O +- O +BRL O +42715 O +, O +amoxicillin O +- O +clavulanate O +, O +temafloxacin O +, O +and O +clindamycin O +. O + +Nocodazole O +arrest O +of O +DU249 O +cells O +was O +exploited O +for O +the O +detection O +of O +an O +M O +- O +phase O +- O +activated O +MBP B-GENE +kinase I-GENE +that O +was O +resolved O +from O +p41 B-GENE +MAP I-GENE +kinase I-GENE +by O +phenyl O +- O +Superose O +chromatography O +. O + +The O +hit1 B-GENE +- I-GENE +1 I-GENE +mutation O +caused O +a O +defect O +in O +synthesis O +of O +a O +74 B-GENE +- I-GENE +kD I-GENE +heat I-GENE +shock I-GENE +protein I-GENE +. O + +The O +319 O +base O +pair O +region O +immediately O +upstream O +of O +the O +CAP O +site O +is O +characterized O +by O +the O +lack O +of O +a O +proximal O +TATA O +box O +and O +the O +presence O +of O +sequences O +similar O +to O +GC O +boxes O +, O +CACCC O +boxes O +, O +CCAAT O +boxes O +, O +activator B-GENE +protein I-GENE +2 I-GENE +( O +Ap B-GENE +- I-GENE +2 I-GENE +) O +sites O +, O +partial O +glucocorticoid O +response O +elements O +( O +GREs O +) O +, O +and O +partial O +cyclic O +AMP O +response O +elements O +( O +CREs O +) O +. O + +In O +rats O +anaesthetized O +with O ++ O +- O +chloralose O +the O +changes O +in O +extracellular O +pH O +and O +K O ++ O +in O +spinal O +cord O +dorsal O +horn O +were O +studied O +using O +pH O +and O +K O ++ O +ion O +- O +selective O +electrodes O +. O + +Replication O +of O +bovine O +papillomavirus O +- O +1 O +( O +BPV O +- O +1 O +) O +DNA O +requires O +two O +viral O +gene O +products O +, O +the O +E1 B-GENE +protein I-GENE +and O +the O +full B-GENE +- I-GENE +length I-GENE +E2 I-GENE +protein I-GENE +. O + +Insertional O +inactivation O +of O +sms B-GENE +led O +to O +increased O +sensitivity O +to O +the O +alkylating O +agent O +methylmethane O +sulfonate O +, O +but O +not O +to O +a O +requirement O +for O +serine O +or O +other O +metabolites O +. O + +These O +findings O +suggest O +that O +the O +MAP B-GENE +kinase I-GENE +activator I-GENE +/ O +MAP B-GENE +kinase I-GENE +system O +may O +be O +the O +downstream O +components O +of O +ras B-GENE +signal O +transduction O +pathways O +. O + +NSCL B-GENE +- I-GENE +1 I-GENE +is O +expressed O +in O +a O +larger O +number O +of O +these O +cell O +lines O +. O + +Labile O +LTR B-GENE +- I-GENE +binding I-GENE +proteins I-GENE +appear O +to O +be O +essential O +for O +c B-GENE +- I-GENE +myc I-GENE +hyperexpression O +, O +since O +both O +LTR O +- O +enhanced O +transcription O +and O +the O +activities O +of O +LTR B-GENE +- I-GENE +binding I-GENE +proteins I-GENE +are O +specifically O +decreased O +after O +inhibition O +of O +protein O +synthesis O +( O +A O +. O + +Ruddell O +, O +M O +. O + +A O +single O +MEF B-GENE +- I-GENE +2 I-GENE +site I-GENE +is O +a O +major O +positive O +regulatory O +element O +required O +for O +transcription O +of O +the O +muscle O +- O +specific O +subunit O +of O +the O +human B-GENE +phosphoglycerate I-GENE +mutase I-GENE +gene I-GENE +in O +skeletal O +and O +cardiac O +muscle O +cells O +. O + +Truncation O +variants O +of O +peptides O +isolated O +from O +MHC B-GENE +class I-GENE +II I-GENE +molecules I-GENE +suggest O +sequence O +motifs O +. O + +Although O +the O +E O +- O +box O +consensus O +is O +minimally O +defined O +as O +CANNTG O +, O +the O +adjacent O +nucleotides O +of O +functional O +E O +- O +boxes O +are O +variable O +for O +genes O +regulated O +by O +the O +bHLH B-GENE +proteins I-GENE +. O + +Intermediate O +levels O +of O +gene O +activity O +were O +observed O +for O +TnI B-GENE +enhancers I-GENE +containing O +E O +- O +boxes O +derived O +from O +the O +MCK B-GENE +left I-GENE +E I-GENE +- I-GENE +box I-GENE +site I-GENE +or O +from O +the O +Ig B-GENE +kappa I-GENE +E2 I-GENE +E I-GENE +- I-GENE +box I-GENE +. O + +T B-GENE +- I-GENE +cell I-GENE +receptor I-GENE +beta I-GENE +( O +TCR B-GENE +beta I-GENE +) O +gene O +rearrangements O +occur O +in O +a O +third O +of O +early O +B O +- O +cell O +acute O +lymphoblastic O +leukemias O +( O +ALLs O +) O +. O + +The O +CANNTG O +motifs O +were O +found O +to O +bind O +MyoD B-GENE +and O +myogenin B-GENE +fusion I-GENE +proteins I-GENE +and O +to O +interact O +with O +proteins O +in O +nuclear O +extracts O +from O +cultured O +myotubes O +. O + +Peripheral O +polyneuropathy O +associated O +with O +multiple O +myeloma O +. O + +We O +have O +cloned O +and O +sequenced O +COX12 B-GENE +, O +the O +nuclear O +gene O +for O +subunit B-GENE +VIb I-GENE +of O +Saccharomyces B-GENE +cerevisiae I-GENE +cytochrome I-GENE +c I-GENE +oxidase I-GENE +. O + +The O +structure O +of O +the O +calcineurin B-GENE +A I-GENE +gene I-GENE +was O +determined O +by O +comparison O +of O +the O +genomic O +and O +cDNA O +sequences O +. O + +The O +basal O +promoter O +elements O +of O +murine B-GENE +cytochrome I-GENE +c I-GENE +oxidase I-GENE +subunit I-GENE +IV I-GENE +gene I-GENE +consist O +of O +tandemly O +duplicated O +ets B-GENE +motifs O +that O +bind O +to O +GABP B-GENE +- I-GENE +related I-GENE +transcription I-GENE +factors I-GENE +. O + +Lastly O +, O +there O +are O +multiple O +instances O +in O +which O +short O +oligonucleotide O +direct O +repeats O +flank O +a O +region O +absent O +from O +either O +variola O +or O +vaccinia O +virus O +. O + +Here O +we O +show O +that O +short O +synthetic O +peptides O +containing O +the O +pRB B-GENE +- I-GENE +binding I-GENE +sequences I-GENE +of O +E1A B-GENE +are O +sufficient O +for O +interaction O +with O +p107 B-GENE +, O +cyclin B-GENE +A I-GENE +, O +and O +p130 B-GENE +. O + +These O +mutants O +grow O +normally O +in O +3T6 O +mouse O +fibroblast O +cells O +, O +and O +they O +do O +not O +complement O +the O +wild O +- O +type O +virus O +in O +coinfection O +experiments O +of O +C2 O +myoblasts O +. O + +The O +MICs O +of O +this O +compound O +against O +90 O +% O +of O +these O +organisms O +, O +except O +for O +methicillin O +- O +resistant O +S O +. O +aureus O +, O +ranged O +from O +less O +than O +or O +equal O +to O +0 O +. O +006 O +to O +3 O +. O +13 O +micrograms O +/ O +ml O +. O + +The O +minimal O +promoter O +of O +the O +RII B-GENE +beta I-GENE +gene I-GENE +was O +composed O +of O +two O +adjacent O +functional O +elements O +. O + +Mapping O +the O +cAMP B-GENE +receptor I-GENE +protein I-GENE +contact I-GENE +site I-GENE +on O +the O +alpha O +subunit O +of O +Escherichia B-GENE +coli I-GENE +RNA I-GENE +polymerase I-GENE +. O + +Here O +we O +show O +that O +epidermal B-GENE +growth I-GENE +factor I-GENE +or O +platelet B-GENE +- I-GENE +derived I-GENE +growth I-GENE +factor I-GENE +stimulation O +of O +intact O +human O +or O +murine O +cells O +leads O +to O +phosphorylation O +of O +Nck B-GENE +protein I-GENE +on O +tyrosine O +, O +serine O +, O +and O +threonine O +residues O +. O + +A O +major O +mechanism O +whereby O +steroid B-GENE +hydroxylase I-GENE +gene I-GENE +transcription O +is O +regulated O +in O +the O +adrenal O +cortex O +requires O +the O +pituitary O +peptide O +hormone O +, O +ACTH B-GENE +, O +which O +acts O +via O +cAMP O +. O + +A O +combination O +of O +comparative O +sequence O +analysis O +and O +thermodynamic O +methods O +reveals O +the O +conservation O +of O +tertiary O +structure O +elements O +in O +the O +5 O +' O +untranslated O +region O +( O +UTR O +) O +of O +human O +enteroviruses O +and O +rhinoviruses O +. O + +Km O +and O +Vmax O +for O +two O +substrates O +, O +src B-GENE +- I-GENE +related I-GENE +peptide I-GENE +and O +poly O +( O +Glu O +, O +Tyr O +) O +( O +4 O +: O +1 O +) O +, O +were O +2 O +. O +4 O +mM O +and O +2 O +. O +5 O +mumol O +min O +- O +1 O +mg O +- O +1 O +and O +0 O +. O +26 O +mM O +and O +1 O +. O +2 O +mumol O +min O +- O +1 O +mg O +- O +1 O +, O +respectively O +. O + +Strategies O +for O +blood O +screening O +for O +the O +hepatitis O +C O +virus O +and O +for O +the O +human O +immunodeficiency O +virus O +in O +high O +risk O +groups O +. O + +Comparison O +of O +data O +obtained O +with O +the O +results O +of O +chronic O +treatment O +with O +the O +opioid O +antagonist O +permits O +to O +conclude O +that O +the O +chronic O +blockade O +increases O +the O +fatiguability O +to O +a O +great O +extent O +than O +chronic O +activation O +of O +opioid O +system O +. O + +Laboratory O +studies O +using O +Ca45 O +labeled O +teeth O +and O +biologically O +stained O +teeth O +confirmed O +that O +the O +dentifrice O +did O +not O +decalcify O +enamel O +or O +bleach O +teeth O +. O + +Structure O +and O +expression O +of O +a O +gene O +from O +Arabidopsis O +thaliana O +encoding O +a O +protein O +related O +to O +SNF1 B-GENE +protein O +kinase O +. O + +We O +have O +cloned O +and O +characterized O +a O +55 O +- O +kb O +region O +of O +DNA O +surrounding O +HRAS1 B-GENE +. O + +The O +ORF1 O +protein O +was O +found O +to O +be O +highly O +homologous O +to O +the O +putative O +potexvirus B-GENE +RNA I-GENE +replicases I-GENE +; O +ORF2 O +, O +- O +3 O +, O +- O +5 O +and O +- O +6 O +proteins O +also O +have O +analogues O +among O +the O +potex O +- O +and O +/ O +or O +carlavirus O +- O +encoded O +proteins O +. O + +A O +total O +of O +281 O +patients O +were O +divided O +into O +groups O +according O +to O +their O +clinical O +diagnosis O +and O +were O +examined O +using O +capnography O +, O +spirometry O +and O +blood O +- O +gas O +analysis O +. O + +The O +relationships O +between O +the O +partial O +pressures O +of O +O2 O +and O +CO2 O +as O +well O +as O +between O +their O +gradients O +, O +become O +stronger O +with O +the O +increase O +of O +the O +ventilation O +- O +perfusion O +ratio O +. O + +No O +significant O +correlations O +of O +peak O +VO2 O +were O +observed O +between O +the O +3 O +tests O +. O + +An O +RNA B-GENE +- I-GENE +binding I-GENE +protein I-GENE +gene I-GENE +( O +rbp1 B-GENE +) O +from O +Drosophila O +melanogaster O +, O +encoding O +an O +RNA O +recognition O +motif O +and O +an O +Arg O +- O +Ser O +rich O +( O +RS O +) O +domain O +, O +has O +been O +characterized O +. O + +A O +comparative O +study O +of O +the O +total O +protein O +profiles O +of O +wild O +- O +type O +S O +. O +entomophila O +UC9 O +and O +mutant O +UC21 O +revealed O +that O +the O +mutant O +lacked O +an O +approximately O +44 O +- O +kDa O +protein O +and O +overexpressed O +an O +approximately O +20 O +- O +kDa O +protein O +. O + +Characterization O +of O +the O +regulon O +controlled O +by O +the O +leucine B-GENE +- I-GENE +responsive I-GENE +regulatory I-GENE +protein I-GENE +in O +Escherichia O +coli O +. O + +Mapping O +of O +the O +mouse B-GENE +ornithine I-GENE +decarboxylase I-GENE +- I-GENE +related I-GENE +sequence I-GENE +family I-GENE +. O + +This O +mutation O +also O +results O +in O +markedly O +decreased O +levels O +of O +CAD B-GENE +mRNA I-GENE +and O +protein O +in O +the O +mutant O +. O + +Mutational O +studies O +revealed O +that O +it O +was O +the O +homeodomain B-GENE +binding I-GENE +site I-GENE +II I-GENE +sequence I-GENE +that O +was O +required O +for O +this O +regulation O +. O + +Thus O +, O +the O +pol B-GENE +alpha I-GENE +- O +primase B-GENE +complex O +appears O +to O +act O +processively O +for O +only O +a O +short O +distance O +. O + +Interestingly O +, O +the O +positions O +of O +these O +introns O +have O +been O +conserved O +in O +comparison O +with O +the O +genes O +of O +two O +other O +transglutaminase O +- O +like O +activities O +described O +in O +the O +literature O +, O +but O +the O +TGM1 B-GENE +gene I-GENE +is O +by O +far O +the O +smallest O +characterized O +to O +date O +because O +its O +introns O +are O +relatively O +smaller O +. O + +In O +a O +retrospective O +analysis O +of O +data O +from O +35 O +cases O +with O +malignant O +lymphoma O +from O +a O +cohort O +of O +2017 O +HIV O +- O +infected O +patients O +, O +the O +stage O +of O +HIV O +- O +disease O +, O +the O +CD4 B-GENE +counts O +at O +the O +time O +of O +diagnosis O +, O +and O +the O +use O +of O +antineoplastic O +agents O +or O +radiotherapy O +were O +correlated O +with O +outcome O +. O + +1 O +. O + +Effects O +of O +dioxins O +on O +thyroid O +function O +in O +newborn O +babies O +. O + +cDNA O +clones O +encoding O +Arabidopsis O +thaliana O +and O +Zea B-GENE +mays I-GENE +mitochondrial I-GENE +chaperonin I-GENE +HSP60 B-GENE +and O +gene O +expression O +during O +seed O +germination O +and O +heat O +shock O +. O + +The O +single O +site O +of O +glycosylation O +is O +located O +near O +the O +C O +- O +terminus O +in O +the O +N O +- O +glycosylation O +sequon O +- O +Asn O +- O +Cys O +- O +Ser O +- O +in O +which O +Cys O +forms O +part O +of O +a O +disulphide O +bridge O +. O + +The O +pulmonary O +toxic O +events O +induced O +by O +acute O +nitrogen O +dioxide O +( O +NO O +) O +2 O +exposure O +were O +studied O +in O +the O +rat O +to O +develop O +an O +inhalation O +model O +to O +investigate O +therapeutic O +measures O +. O + +The O +pulmonary O +effects O +observed O +, O +became O +more O +pronounced O +with O +increasing O +NO2 O +concentrations O +( O +0 O +, O +25 O +, O +75 O +, O +125 O +, O +175 O +or O +200 O +ppm O +, O +1 O +ppm O +NO2 O += O +1 O +. O +88 O +mg O +m O +- O +3 O +NO2 O +) O +and O +exposure O +times O +( O +5 O +, O +10 O +, O +20 O +or O +30 O +min O +) O +. O + +Interaction O +of O +H B-GENE +- I-GENE +2Eb I-GENE +with O +an O +IAP B-GENE +retrotransposon I-GENE +in O +the O +A20 O +/ O +2J O +B O +cell O +lymphoma O +. O + +Gestational O +trophoblastic O +diseases O +: O +recent O +advances O +in O +the O +understanding O +of O +cytogenetics O +, O +histopathology O +, O +and O +natural O +history O +. O + +With O +the O +exception O +of O +mutants O +that O +remove O +the O +membrane O +anchor O +domain O +, O +all O +of O +the O +mutant O +glycoproteins O +retained O +the O +ability O +to O +cause O +fusion O +of O +CD4 B-GENE +- O +bearing O +cells O +. O + +The O +subunit O +protein O +of O +curli B-GENE +was O +highly O +homologous O +at O +its O +amino O +terminus O +to O +SEF B-GENE +- I-GENE +17 I-GENE +, O +the O +subunit O +protein O +of O +thin O +, O +aggregative O +fimbriae O +of O +Salmonella O +enteritidis O +27655 O +strain O +3b O +, O +suggesting O +that O +these O +fibres O +form O +a O +novel O +class O +of O +surface O +organelles O +on O +enterobacteria O +. O + +Substitution O +of O +the O +DR1 B-GENE +beta I-GENE +chain I-GENE +with O +H B-GENE +- I-GENE +2E I-GENE +beta I-GENE +k I-GENE +led O +to O +a O +dramatic O +loss O +of O +recognition O +; O +alpha O +chain O +substitution O +had O +a O +less O +marked O +effect O +. O + +This O +negative O +regulatory O +pathway O +may O +be O +important O +for O +determining O +cell O +fate O +or O +maintaining O +an O +inducible O +state O +in O +the O +ventroposterior O +region O +of O +the O +embryo O +. O + +The O +distal O +portion O +of O +the O +rat B-GENE +insulin I-GENE +I I-GENE +gene I-GENE +5 I-GENE +' I-GENE +- I-GENE +flanking I-GENE +DNA I-GENE +contains O +two O +sequence O +elements O +, O +the O +Far O +and O +FLAT O +elements O +, O +that O +can O +function O +in O +combination O +, O +but O +not O +separately O +, O +as O +a O +beta O +- O +cell O +- O +specific O +transcriptional O +enhancer O +. O + +The O +deduced O +amino O +acid O +sequence O +exhibited O +98 O +% O +identity O +to O +the O +human O +cellular O +transglutaminase O +sequence O +. O + +Repeated O +efforts O +to O +isolate O +recombinant O +baculoviruses O +containing O +a O +wild O +- O +type O +kinase O +failed O +, O +whereas O +recombinants O +expressing O +a O +nonfunctional O +kinase O +with O +a O +catalytic O +domain O +II O +mutation O +were O +readily O +isolated O +. O + +Finally O +, O +we O +determined O +that O +the O +P68 B-GENE +amino O +terminus O +was O +both O +necessary O +and O +sufficient O +for O +binding O +dsRNA O +as O +we O +were O +able O +to O +transfer O +dsRNA O +- O +binding O +properties O +to O +a O +reporter O +gene O +product O +previously O +unable O +to O +bind O +RNA O +. O + +From O +August O +1989 O +to O +October O +1990 O +, O +83 O +pregnant O +Chinese O +women O +were O +the O +subjects O +for O +measuring O +the O +levels O +of O +plasma O +functional O +antithrombin B-GENE +III I-GENE +( O +AT B-GENE +III I-GENE +) O +activity O +. O + +Visual O +acuity O +may O +be O +decreased O +by O +transient O +changes O +in O +refractive O +error O +caused O +by O +sulfonamides O +, O +the O +antifungal O +agent O +metronidazole O +, O +thiazide O +diuretics O +, O +and O +carbonic B-GENE +anhydrase I-GENE +inhibitors O +. O + +Currents O +aspects O +of O +H2 B-GENE +receptor I-GENE +antagonists O +in O +the O +treatment O +of O +ulcers O + +In O +addition O +, O +a O +21 O +- O +mer O +subrepeat O +structure O +is O +also O +present O +in O +each O +unit O +. O + +Sequencing O +revealed O +one O +large O +open O +reading O +frame O +encoding O +a O +39 O +- O +kDa O +protein O +. O + +These O +sites O +are O +also O +potential O +keratan O +sulfate O +attachment O +sites O +. O + +We O +propose O +that O +plasmids O +of O +the O +pLS1 O +family O +( O +pE194 O +, O +pADB201 O +, O +and O +pLB4 O +) O +share O +functional O +and O +structural O +characteristics O +for O +the O +regulation O +of O +their O +copy O +numbers O +. O + +Perturbation O +of O +dNTP O +pools O +also O +affected O +the O +frameshift O +fidelity O +of O +the O +replicative O +yeast B-GENE +DNA I-GENE +polymerase I-GENE +alpha I-GENE +. O + +Differential O +expression O +of O +the O +" O +B O +" O +subunit O +of O +the O +vacuolar B-GENE +H I-GENE +( I-GENE ++ I-GENE +) I-GENE +- I-GENE +ATPase I-GENE +in O +bovine O +tissues O +. O + +In O +addition O +, O +the O +hGCSFR B-GENE +gene I-GENE +was O +chromosomally O +localized O +by O +Southern O +blot O +analysis O +of O +its O +segregation O +pattern O +in O +a O +panel O +of O +rodent O +- O +human O +hybrid O +DNAs O +using O +the O +radiolabeled O +cDNA O +probe O +. O + +We O +have O +isolated O +and O +characterised O +a O +differentially O +- O +regulated O +gene O +family O +in O +the O +protozoan O +parasite O +Leishmania O +major O +. O + +At O +some O +sites O +, O +% O +T O +is O +greatly O +increased O +by O +Cl O +- O +concentrations O +up O +to O +1 O +M O +, O +while O +at O +other O +sites O +% O +T O +is O +reduced O +or O +unaffected O +by O +these O +conditions O +. O + +Necrosis O +appears O +6 O +h O +after O +TA O +infusion O +, O +being O +5 O +. O +77 O +% O +in O +extent O +after O +12 O +h O +, O +14 O +. O +9 O +% O +after O +24 O +h O +and O +animals O +die O +with O +an O +area O +of O +29 O +. O +5 O +% O +necrosis O +. O + +In O +summary O +, O +the O +segments O +of O +C3 B-GENE +represented O +by O +amino O +acid O +residues O +1082 O +- O +1118 O +, O +1117 O +- O +1155 O +, O +1234 O +- O +1294 O +and O +1312 O +- O +1404 O +accommodate O +C3 B-GENE +( I-GENE +D I-GENE +) I-GENE +epitopes I-GENE +that O +are O +expressed O +by O +erythrocyte O +- O +bound O +C3 B-GENE +fragments I-GENE +, O +but O +not O +by O +the O +corresponding O +fluid O +- O +phase O +fragment O +, O +whereas O +the O +segments O +spanning O +residues O +973 O +- O +1026 O +and O +1477 O +- O +1510 O +contain O +C3 B-GENE +( I-GENE +D I-GENE +) I-GENE +epitopes I-GENE +that O +are O +exposed O +exclusively O +in O +denatured O +C3 B-GENE +and O +therefore O +hidden O +in O +physiological O +fragments O +of O +the O +protein O +. O + +These O +exons O +, O +further O +identified O +as O +exons O +9 O +, O +10 O +, O +and O +11 O +, O +together O +encode O +the O +37 O +amino O +acid O +residues O +present O +in O +alpha B-GENE +s1 I-GENE +- I-GENE +casein I-GENE +variant I-GENE +A I-GENE +but O +missing O +in O +variant O +F O +. O + +We O +also O +report O +here O +the O +complete O +structural O +organization O +of O +the O +goat B-GENE +alpha I-GENE +s1 I-GENE +- I-GENE +casein I-GENE +transcription I-GENE +unit I-GENE +, O +deduced O +from O +polymerase O +chain O +reaction O +experiments O +. O + +Homodimers O +of O +the O +three O +proteins O +specifically O +recognize O +the O +G O +- O +box O +motif O +, O +with O +GBF1 B-GENE +and O +GBF3 B-GENE +binding O +symmetrically O +to O +this O +palindromic O +sequence O +. O + +The O +hydrophobicity O +plot O +of O +NHE B-GENE +- I-GENE +3 I-GENE +is O +very O +similar O +to O +that O +of O +NHE B-GENE +- I-GENE +1 I-GENE +and O +NHE B-GENE +- I-GENE +2 I-GENE +. O + +The O +initial O +translation O +protein O +encoded O +by O +the O +cDNA O +is O +53 O +, O +932 O +kDa O +and O +possesses O +a O +hydrophilic O +amino O +acid O +composition O +with O +glutamic O +acid O +comprising O +22 O +% O +of O +the O +total O +amino O +acid O +residues O +. O + +Each O +group O +received O +15 O +ml O +/ O +kg O +of O +either O +6 O +% O +pentafraction O +, O +6 O +% O +pentastarch O +, O +or O +plasma O +followed O +two O +hours O +later O +by O +1 O +. O +5 O +micrograms O +/ O +kg O +/ O +0 O +. O +5 O +hr O +E O +. O + +Genetic O +and O +biochemical O +evidence O +suggests O +that O +v B-GENE +- I-GENE +Crk I-GENE +can O +induce O +transformation O +of O +chicken O +embryo O +fibroblasts O +by O +influencing O +the O +activity O +of O +cellular O +proteins O +involved O +in O +growth O +regulation O +. O + +We O +have O +constructed O +, O +using O +synthetic O +DNA O +oligonucleotides O +, O +a O +U14 B-GENE +snRNA I-GENE +gene I-GENE +which O +has O +been O +positioned O +behind O +a O +T7 B-GENE +RNA I-GENE +polymerase I-GENE +promoter I-GENE +site I-GENE +and O +then O +inserted O +into O +a O +plasmid O +. O + +The O +carcinoma O +was O +restricted O +within O +the O +epithelium O +in O +one O +, O +the O +mucosal O +layer O +in O +five O +, O +and O +the O +submucosal O +layer O +in O +two O +. O + +In O +addition O +, O +C B-GENE +/ I-GENE +EBP I-GENE +beta I-GENE +and O +C B-GENE +/ I-GENE +EBP I-GENE +gamma I-GENE +readily O +heterodimerize O +with O +each O +other O +as O +well O +as O +with O +C B-GENE +/ I-GENE +EBP I-GENE +alpha I-GENE +. O + +In O +contrast O +, O +tobacco B-GENE +GS I-GENE +- I-GENE +2 I-GENE +is O +composed O +of O +subunits O +of O +identical O +size O +in O +all O +organs O +examined O +. O + +Between O +acoR B-GENE +and O +acoXABC B-GENE +, O +two O +different O +types O +of O +sequences O +with O +dual O +rotational O +symmetry O +[ O +CAC O +- O +( O +N11 O +to O +N18 O +) O +- O +GTG O +and O +TGT O +- O +( O +N10 O +to O +N14 O +) O +- O +ACA O +] O +were O +found O +; O +these O +sequences O +are O +similar O +to O +NtrC B-GENE +and O +NifA B-GENE +upstream I-GENE +activator I-GENE +sequences I-GENE +, O +respectively O +. O + +Although O +the O +effects O +of O +the O +calcium O +supplement O +or O +calcium O +antagonist O +alone O +were O +significant O +, O +such O +hypotensive O +responses O +were O +not O +optimal O +or O +predictable O +or O +clearly O +dose O +- O +dependent O +. O + +C O +. O +, O +Sun O +, O +J O +. O +, O +Hsu O +, O +M O +. O +- O +Y O +. O +, O +Vallejo O +- O +Ramirez O +, O +J O +. O +, O +Inouye O +, O +S O +. O +, O +and O +Inouye O +, O +M O +. O + +Surprisingly O +, O +the O +full O +- O +deletion O +mutant O +showed O +a O +strong O +block O +in O +virus O +release O +, O +suggesting O +that O +NC B-GENE +is O +involved O +in O +virus O +assembly O +. O + +Furthermore O +it O +was O +suggested O +that O +FK506 O +plasma O +levels O +were O +concerned O +with O +the O +appearance O +of O +side O +effect O +. O + +Thirty O +percent O +of O +patients O +were O +tapered O +off O +all O +steroids O +, O +and O +the O +average O +steroid O +dose O +in O +the O +group O +who O +received O +steroids O +was O +8 O +. O +6 O +mg O +of O +prednisone O +per O +day O +. O + +Thus O +, O +cibenzoline O +is O +an O +effective O +antiarrhythmic O +agent O +with O +a O +favourable O +pharmacokinetic O +profile O +that O +may O +be O +considered O +with O +other O +class O +I O +drugs O +in O +patients O +requiring O +therapy O +for O +high O +risk O +arrhythmias O +. O + +T B-GENE +antigen I-GENE +contains O +four O +H O +- O +2Db O +- O +restricted O +cytotoxic O +T O +lymphocyte O +( O +CTL O +) O +recognition O +epitopes O +that O +are O +targets O +for O +CTL O +clones O +Y O +- O +1 O +, O +Y O +- O +2 O +, O +Y O +- O +3 O +, O +and O +Y O +- O +5 O +. O + +The O +method O +requires O +a O +reversed O +- O +phase O +column O +and O +a O +paired O +- O +ion O +technique O +to O +separate O +docusate O +sodium O +from O +other O +components O +. O + +Here O +we O +demonstrate O +that O +the O +protein O +product O +of O +the O +ref B-GENE +- I-GENE +1 I-GENE +gene I-GENE +stimulates O +the O +DNA O +binding O +activity O +of O +Fos B-GENE +- O +Jun B-GENE +heterodimers O +, O +Jun B-GENE +- O +Jun B-GENE +homodimers O +and O +Hela O +cell O +AP B-GENE +- I-GENE +1 I-GENE +proteins I-GENE +as O +well O +as O +that O +of O +several O +other O +transcription O +factors O +including O +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +, O +Myb B-GENE +and O +members O +of O +the O +ATF B-GENE +/ O +CREB B-GENE +family O +. O + +The O +pulpal O +tissues O +of O +the O +permanent O +mandibular O +molars O +were O +amputated O +and O +then O +dressed O +with O +calcium O +hydrate O +. O + +Northern O +blot O +analyses O +demonstrate O +that O +3 O +. O +9 O +- O +and O +5 O +- O +kilobase O +mRNAs O +corresponding O +to O +the O +cDNA O +were O +present O +in O +all O +tissues O +examined O +, O +suggesting O +that O +the O +protein O +it O +encodes O +performs O +a O +housekeeping O +function O +. O + +The O +ARG B-GENE +SH2 B-GENE +domain I-GENE +exhibited O +relatively O +weak O +affinity O +for O +BCR B-GENE +and O +was O +determined O +to O +bind O +about O +10 O +- O +fold O +less O +strongly O +than O +the O +ABL B-GENE +SH2 B-GENE +domain I-GENE +. O + +We O +analyzed O +an O +EBV O +B O +- O +cell O +clone O +, O +E29 O +. O +1 O +, O +derived O +from O +an O +11 O +week O +- O +old O +embryo O +, O +and O +secreting O +both O +IgM B-GENE +kappa I-GENE +and O +IgM B-GENE +lambda I-GENE +. O + +Interestingly O +, O +this O +activation O +occurred O +only O +when O +the O +regions O +were O +cloned O +in O +the O +same O +relative O +orientation O +in O +which O +they O +exist O +on O +wild O +- O +type O +pCF10 O +. O + +In O +rats O +, O +we O +examined O +the O +effect O +of O +an O +omentum O +wrapping O +on O +the O +vascularization O +of O +the O +trachea O +and O +on O +regeneration O +of O +the O +mucosal O +epithelium O +in O +the O +very O +early O +stage O +after O +free O +tracheal O +grafting O +. O + +To O +study O +a O +possible O +functional O +role O +of O +this O +putative O +chicken O +ICS B-GENE +, O +an O +oligonucleotide O +spanning O +the O +upstream O +sequences O +of O +the O +BF B-GENE +- I-GENE +IV I-GENE +gene I-GENE +( O +- O +174 O +/ O +- O +194 O +) O +was O +cloned O +singly O +or O +in O +multiple O +copies O +before O +the O +herpes O +TK B-GENE +promoter I-GENE +controlling O +the O +chloramphenicol B-GENE +acetyl I-GENE +transferase I-GENE +( O +CAT B-GENE +) O +gene O +( O +pBLCAT2 B-GENE +) O +. O + +In O +general O +, O +two O +separate O +high O +- O +performance O +liquid O +chromatographic O +runs O +were O +performed O +, O +one O +for O +the O +gamma O +- O +aminobutyric O +acid O +determination O +and O +one O +for O +the O +determination O +of O +the O +monoamines O +. O + +We O +report O +the O +successful O +use O +of O +electroconvulsive O +therapy O +for O +treatment O +of O +severe O +depression O +in O +a O +young O +man O +with O +adult O +GM2 O +gangliosidosis O +. O + +Through O +Southern O +blot O +analyses O +of O +DNA O +from O +backcross O +and O +cogenic O +mice O +, O +recombinant O +inbred O +strains O +, O +and O +somatic O +cell O +hybrids O +, O +the O +genetic O +loci O +that O +produce O +the O +cyclin B-GENE +B1 I-GENE +- I-GENE +related I-GENE +sequences I-GENE +( O +designated O +loci B-GENE +Cycb1 I-GENE +- I-GENE +rs1 I-GENE +to O +Cycb1 B-GENE +- I-GENE +rs9 I-GENE +) O +were O +mapped O +on O +mouse O +chromosomes O +5 O +, O +1 O +, O +17 O +, O +4 O +, O +14 O +, O +13 O +, O +7 O +, O +X O +, O +and O +8 O +, O +respectively O +. O + +Again O +residue O +Glu O +- O +381 O +of O +beta O +was O +notably O +reduced O +and O +no O +missing O +residue O +from O +the O +epsilon O +peptide O +could O +be O +identified O +, O +but O +the O +peptide O +sequence O +limited O +the O +possible O +choices O +to O +Ser O +- O +106 O +, O +Ser O +- O +107 O +, O +or O +Ser O +- O +108 O +. O + +Porcelain O +to O +dentin O +bond O +strength O +with O +a O +dentin O +adhesive O +. O + +TBPf O +is O +defined O +as O +a O +quotient O +of O +the O +difference O +of O +the O +first O +and O +the O +second O +measurement O +: O +TBPf O += O +( O +P1 O +- O +P2 O +) O +/ O +( O +A1 O +- O +A2 O +) O +. O + +It O +was O +concluded O +that O +Scotchbond O +2 O +and O +Prisma O +Universal O +Bond O +2 O +are O +effective O +and O +are O +the O +dentine O +bonding O +agents O +of O +choice O +. O + +The O +neurohypophysial O +vasopressin B-GENE +and O +oxytocin B-GENE +content O +was O +bioassayed O +by O +pressor O +effect O +following O +Dekanski O +or O +milk O +- O +ejection O +activity O +in O +vitro O +following O +van O +Dongen O +and O +Hays O +, O +respectively O +. O + +Comments O +are O +given O +on O +the O +present O +status O +of O +regulations O +concerning O +water O +in O +swimming O +pools O +and O +baths O +- O +- O +1991 O +- O +- O +( O +in O +connection O +with O +the O +KOK O +regulations O +- O +- O +1972 O +- O +- O +and O +the O +Federal O +German O +standard O +[ O +DIN O +] O +No O +. O + +If O +no O +reply O +was O +received O +, O +telephone O +contact O +or O +home O +visits O +were O +made O +. O + +The O +treatment O +group O +also O +showed O +in O +vivo O +T O +- O +cell O +activation O +with O +an O +initial O +lymphopenia O +followed O +by O +a O +rebound O +lymphocytosis O +and O +upregulation O +of O +the O +subset O +markers O +CD25 B-GENE +( O +interleukin B-GENE +2 I-GENE +receptor I-GENE +) O +and O +CD45RO B-GENE +( O +T O +- O +memory O +cells O +) O +. O + +Urease B-GENE +activity O +, O +judged O +as O +the O +amount O +of O +ammonia O +production O +from O +urea O +, O +could O +be O +measured O +at O +25 O +ng O +per O +tube O +( O +S O +/ O +N O += O +1 O +. O +5 O +) O +with O +Jack B-GENE +bean I-GENE +meal I-GENE +urease I-GENE +. O + +Although O +a O +wide O +range O +of O +cognitive O +functions O +had O +been O +tested O +, O +all O +but O +one O +seizure O +occurred O +during O +assessment O +of O +memory O +performance O +. O + +The O +experiments O +show O +that O +it O +is O +the O +micromilieu O +of O +the O +alveoli O +and O +the O +condition O +of O +the O +AM O +( O +certain O +physiological O +activation O +states O +, O +such O +as O +phagocytic O +activity O +) O +that O +essentially O +determine O +the O +degree O +of O +recovery O +. O + +A O +cDNA O +library O +of O +tumour O +cells O +was O +screened O +with O +an O +interleukin B-GENE +2 I-GENE +gene O +- O +specific O +probe O +. O + +Our O +experiments O +suggest O +that O +the O +SCL B-GENE +gene I-GENE +can O +be O +a O +target O +for O +the O +erythroid B-GENE +transcription I-GENE +factor I-GENE +GATA I-GENE +- I-GENE +1 I-GENE +and O +that O +the O +SCL B-GENE +gene I-GENE +product I-GENE +serves O +as O +a O +positive O +regulator O +of O +erythroid O +differentiation O +. O + +Complexes O +containing O +wild O +- O +type O +and O +either O +his175 B-GENE +or I-GENE +his273 I-GENE +mutant I-GENE +p53 I-GENE +proteins I-GENE +are O +completely O +unable O +to O +bind O +to O +the O +RGC B-GENE +DNA I-GENE +sequence I-GENE +. O + +These O +temperature O +- O +and O +cold O +- O +sensitive O +strains O +were O +used O +to O +prepare O +extracts O +deficient O +in O +BRF1 B-GENE +activity O +and O +were O +tested O +for O +transcriptional O +activity O +by O +RNA B-GENE +polymerases I-GENE +I I-GENE +, I-GENE +II I-GENE +, I-GENE +and I-GENE +III I-GENE +in O +vitro O +. O + +These O +results O +lead O +us O +to O +hypothesize O +that O +a O +single O +multisubunit B-GENE +TFIID I-GENE +protein I-GENE +supports O +transcriptional O +stimulation O +by O +diverse O +activation O +domains O +and O +from O +a O +TATA O +- O +less O +promoter O +. O + +Clone O +pSRc200 O +hybrid O +selected O +an O +mRNA O +that O +on O +cell O +- O +free O +translation O +produced O +a O +38 O +- O +kDa O +polypeptide O +. O + +From O +these O +results O +, O +CBF B-GENE +- I-GENE +A I-GENE +is O +a O +novel O +CArG O +box O +- O +, O +ssDNA B-GENE +- I-GENE +and I-GENE +RNA I-GENE +- I-GENE +binding I-GENE +protein I-GENE +, O +as O +well O +as O +a O +repressive O +transcriptional O +factor O +. O + +Cleavage O +by O +the O +intron O +- O +encoded O +enzyme O +( O +I B-GENE +- I-GENE +CreI I-GENE +) O +occurs O +5 O +bp O +and O +1 O +bp O +3 O +' O +to O +the O +intron O +insertion O +site O +( O +in O +the O +3 O +' O +- O +exon O +) O +in O +the O +top O +( O +/ O +) O +and O +bottom O +( O +, O +) O +strands O +, O +respectively O +, O +resulting O +in O +4 O +- O +nt O +single O +- O +stranded O +overhangs O +with O +3 O +' O +- O +OH O +termini O +. 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O + +Green O +pepper O +significantly O +inhibited O +N O +- O +nitrosothiazolidine O +- O +carboxylic O +acid O +formation O +relative O +to O +ascorbic O +acid O +alone O +. O + +A O +genomic O +clone O +, O +pTt21 O +, O +containing O +DNA O +apparently O +transcribed O +specifically O +in O +Trypanosoma O +cruzi O +trypomastigotes O +, O +was O +obtained O +by O +differentially O +screening O +a O +genomic O +library O +with O +trypomastigote O +and O +epimastigote O +cDNA O +. O + +Brucellosis O +- O +- O +1990 O + +Assay O +of O +urea O +by O +immobilized O +urease B-GENE +coupled O +to O +a O +differential O +pH O +- O +meter O +. O + +RESULTS O +: O +In O +the O +AGA O +group O +, O +both O +fetal O +and O +maternal O +serum O +prolactin B-GENE +concentration O +increased O +significantly O +with O +gestation O +( O +P O +< O +0 O +. O +001 O +and O +P O +< O +0 O +. O +01 O +, O +respectively O +) O +. 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O + +Greater O +rupture O +force O +was O +required O +in O +the O +adult O +pigs O +than O +in O +the O +young O +pigs O +. O + +At O +rest O +AFF O +was O +significantly O +higher O +in O +UT O +( O +29 O +% O +) O +as O +compared O +to O +AT O +( O +25 O +% O +) O +and O +UEA O +( O +25 O +% O +) O +. O + +We O +investigated O +the O +smoking O +habits O +of O +relapsers O +1 O +year O +after O +quitting O +in O +a O +smoking O +cessation O +trial O +using O +nicotine O +or O +placebo O +patches O +. O + +Exposure O +to O +hepatitis O +B O +virus O +in O +the O +general O +population O +of O +Hisayama O +, O +Japan O +: O +significance O +of O +isolated O +antibody O +to O +hepatitis B-GENE +B I-GENE +surface I-GENE +antigen I-GENE +in O +general O +population O +. O + +Because O +of O +this O +latter O +phenomenon O +, O +we O +were O +able O +to O +identify O +a O +particular O +cysteine O +motif O +that O +was O +repeated O +multiple O +times O +in O +Dfurin2 B-GENE +but O +present O +only O +twice O +in O +mammalian B-GENE +furin I-GENE +. O + +On O +the O +other O +hand O +, O +neither O +phosphate O +buffered O +saline O +injection O +into O +the O +ES O +nor O +primary O +KLH B-GENE +challenges O +of O +the O +ES O +were O +capable O +of O +elevating O +the O +threshold O +level O +and O +changing O +the O +latency O +. O + +A O +newly O +developed O +broad O +- O +spectrum O +fluoroquinolone O +, O +levofloxacin O +( O +LVFX O +, O +DR O +- O +3355 O +) O +, O +was O +evaluated O +in O +vitro O +and O +in O +vivo O +in O +comparison O +with O +ciprofloxacin O +( O +CPFX O +) O +, O +ofloxacin O +( O +OFLX O +) O +and O +norfloxacin O +( O +NFLX O +) O +. O + +The O +mean O +serum O +creatinine O +levels O +were O +similar O +at O +one O +year O +( O +SPK O +1 O +. O +8 O +, O +KTA O +1 O +. O +9 O +mg O +/ O +d O +) O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +Model O +predictions O +were O +in O +accord O +with O +the O +nine O +- O +year O +survival O +experience O +of O +women O +in O +the O +HIP O +trial O +, O +and O +, O +with O +the O +exception O +of O +women O +40 O +- O +44 O +years O +old O +, O +with O +HIP O +data O +on O +18 O +- O +year O +survival O +. O + +High O +- O +resolution O +computed O +tomography O +in O +the O +diagnosis O +of O +miliary O +tuberculosis O +. O + +Previously O +, O +we O +showed O +that O +SNF2 B-GENE +, O +SNF5 B-GENE +, O +and O +SNF6 B-GENE +function O +interdependently O +in O +transcriptional O +activation O +, O +possibly O +forming O +a O +heteromeric O +complex O +. O + +We O +show O +that O +LexA B-GENE +- O +GAL4 B-GENE +and O +LexA B-GENE +- O +Bicoid B-GENE +fusion O +proteins O +are O +both O +dependent O +on O +SNF2 B-GENE +, O +SNF5 B-GENE +, O +and O +SNF6 B-GENE +for O +activation O +of O +target O +genes O +containing O +one O +or O +multiple O +lexA B-GENE +operators I-GENE +. O + +George O +T O +. O + +A O +lambda O +gt10 O +cDNA O +library O +was O +constructed O +from O +poly O +( O +A O +) O ++ O +RNA O +of O +young O +green O +leaves O +of O +spinach O +. O + +NE B-GENE +and O +PR3 B-GENE +assist O +in O +the O +destruction O +of O +phagocytosed O +microorganisms O +, O +cleave O +the O +important O +connective B-GENE +- I-GENE +tissue I-GENE +protein I-GENE +elastin I-GENE +, O +and O +generate O +chemotactic O +activities O +by O +forming O +alpha B-GENE +1 I-GENE +- I-GENE +proteinase I-GENE +inhibitor I-GENE +complexes I-GENE +and O +elastin B-GENE +peptides I-GENE +. O + +Selected O +topics O +in O +pediatric O +ultrasonography O +- O +- O +1992 O +. O + +Methods O +included O +24 O +- O +hour O +dietary O +recall O +, O +menu O +weights O +, O +and O +recipe O +analysis O +. O + +Factors O +associated O +with O +afterdrop O +included O +age O +, O +end O +- O +of O +- O +surgery O +temperature O +( O +both O +positively O +) O +and O +body O +mass O +( O +negatively O +) O +. O + +Both O +GH B-GENE +deficiency O +and O +impaired O +spinal O +growth O +may O +result O +in O +short O +stature O +, O +whereas O +the O +occurrence O +of O +early O +puberty O +in O +association O +with O +GH B-GENE +deficiency O +reduces O +the O +time O +available O +for O +GH B-GENE +therapy O +. O + +By O +contrast O +, O +d B-GENE +( I-GENE +T2AG3T I-GENE +) I-GENE +and O +d B-GENE +( I-GENE +T2G4T I-GENE +) I-GENE +form O +only O +the O +G O +- O +quadruplex O +monomer O +structures O +independent O +of O +K O +cation O +concentration O +as O +reported O +previously O +[ O +Sen O +, O +D O +. O +, O +& O +Gilbert O +, O +W O +. O + +Differentiating O +among O +renal O +stones O +. O + +IFI B-GENE +16 I-GENE +mRNA I-GENE +was O +found O +to O +be O +constitutively O +expressed O +in O +lymphoid O +cells O +and O +in O +cell O +lines O +of O +both O +the O +T O +and O +B O +lineages O +. O + +Mitochondria O +- O +lytic O +action O +of O +warfarin O +in O +lymphocytes O +. O + +Exon O +- O +intron O +junctions O +in O +the O +human O +and O +rat B-GENE +AdoMet I-GENE +decarboxylase I-GENE +genes I-GENE +were O +in O +identical O +positions O +except O +that O +exons O +6 O +and O +7 O +of O +the O +human O +gene O +formed O +a O +single O +exon O +in O +the O +rat O +gene O +. O + +Interferon B-GENE +- I-GENE +alpha I-GENE +- O +induced O +gene O +expression O +: O +evidence O +for O +a O +selective O +effect O +of O +ouabain O +on O +activation O +of O +the O +ISGF3 B-GENE +transcription I-GENE +complex I-GENE +. O + +Moreover O +, O +LD50 O +in O +mice O +of O +RP O +- O +170 O +( O +4 O +. O +3 O +g O +/ O +kg O +on O +i O +. O +v O +. O +) O +was O +increased O +to O +5 O +. O +2 O +g O +/ O +kg O +by O +oral O +administration O +. O + +Among O +the O +few O +proteins O +of O +the O +eukaryotic O +nucleolus O +that O +have O +been O +characterized O +, O +four O +proteins O +, O +nucleolin B-GENE +, O +fibrillarin B-GENE +, O +SSB1 B-GENE +and O +NSR1 B-GENE +, O +possess O +a O +common O +structural O +motif O +, O +the O +GAR O +domain O +, O +which O +is O +rich O +in O +glycine O +and O +arginine O +residues O +. O + +Thus O +, O +this O +study O +provides O +evidence O +that O +a O +novel O +, O +ubiquitous O +factor O +( O +HF B-GENE +- I-GENE +1a I-GENE +) O +and O +a O +muscle O +factor O +( O +HF B-GENE +- I-GENE +1b I-GENE +/ O +MEF B-GENE +- I-GENE +2 I-GENE +) O +can O +form O +a O +novel O +, O +E O +- O +box O +- O +independent O +pathway O +for O +muscle O +- O +specific O +expression O +in O +ventricular O +cardiac O +muscle O +cells O +. O + +Mutations O +in O +either O +gene O +block O +some O +crucial O +late O +step O +in O +assembly O +of O +F1 B-GENE +, O +causing O +the O +alpha O +and O +beta O +subunits O +to O +accumulate O +in O +mitochondria O +as O +inactive O +aggregates O +( O +Ackerman O +, O +S O +. O + +Expense O +limits O +the O +use O +of O +hepatitis O +B O +vaccines O +, O +but O +low O +- O +dose O +intradermal O +immunization O +has O +been O +evaluated O +as O +a O +cost O +- O +saving O +strategy O +in O +numerous O +studies O +. O + +Estrogen O +replacement O +therapy O +and O +risk O +of O +breast O +cancer O +: O +results O +of O +two O +meta O +- O +analyses O +. O + +Switching O +FDC O +- O +P1 O +/ O +MAC O +cells O +from O +growth O +in O +M B-GENE +- I-GENE +CSF I-GENE +to O +GM B-GENE +- I-GENE +CSF I-GENE +caused O +the O +selective O +degradation O +of O +c B-GENE +- I-GENE +fms I-GENE +mRNA I-GENE +within O +6 O +h O +after O +factor O +switching O +. O + +There O +was O +however O +, O +no O +significant O +difference O +in O +the O +prevalence O +of O +chronic O +respiratory O +symptoms O +between O +animal O +food O +workers O +with O +positive O +and O +negative O +skin O +tests O +to O +house O +dust O +or O +to O +fish O +flour O +or O +among O +those O +with O +increased O +or O +normal O +IgE B-GENE +( O +except O +for O +dyspnea O +) O +. O + +An O +unexpected O +finding O +was O +the O +presence O +at O +position O +- O +403 O +to O +- O +385 O +of O +a O +putative O +dioxin O +responsive O +element O +, O +a O +sequence O +found O +to O +be O +responsible O +for O +the O +induction O +of O +transcription O +of O +the O +cytochrome B-GENE +P450IA1 I-GENE +gene I-GENE +( O +CYPIA1 B-GENE +) O +and O +other O +genes O +involved O +in O +detoxification O +/ O +activation O +of O +polycyclic O +aromatic O +hydrocarbons O +. O + +Using O +bovine B-GENE +and I-GENE +murine I-GENE +c I-GENE +- I-GENE +myb I-GENE +clones O +, O +no O +change O +in O +the O +rate O +of O +c B-GENE +- I-GENE +myb I-GENE +gene I-GENE +transcription O +or O +mRNA O +stability O +was O +detected O +during O +the O +cell O +cycle O +. O + +A O +13 O +base O +- O +pair O +oligonucleotide O +spanning O +nucleotides O ++ O +80 O +to O ++ O +92 O +of O +the O +5 B-GENE +S I-GENE +RNA I-GENE +gene I-GENE +retained O +specific O +and O +high O +- O +affinity O +binding O +, O +although O +the O +latter O +was O +reduced O +sixfold O +relative O +to O +longer O +DNA O +fragments O +. O + +Moreover O +, O +the O +reconstitution O +of O +eUSF B-GENE +and O +TFIID B-GENE +- O +depleted O +transcription O +complexes O +with O +purified O +protein O +fractions O +demonstrate O +that O +not O +only O +TFIID B-GENE +but O +also O +eUSF B-GENE +essentially O +participates O +in O +complex O +formation O +even O +on O +H5 B-GENE +promoter I-GENE +mutations O +lacking O +the O +TATA O +- O +box O +. O + +Radiolabelled O +palmitate O +was O +not O +incorporated O +into O +the O +mutated O +protein O +, O +showing O +that O +lipid O +modification O +occurs O +at O +the O +Cys O +- O +22 O +residue O +. O + +17 O +volunteer O +deaf O +Ss O +were O +compared O +with O +18 O +volunteer O +hearing O +Ss O +on O +the O +Stanford O +Hypnotic O +Clinical O +Scale O +( O +SHCS O +) O +of O +Morgan O +and O +J O +. O + +Mature B-GENE +tobacco I-GENE +L12 I-GENE +protein I-GENE +has O +44 O +% O +amino O +acid O +identity O +with O +ribosomal O +protein O +L7 B-GENE +/ O +L12 B-GENE +of O +Escherichia O +coli O +. O + +Nuclear B-GENE +- I-GENE +encoded I-GENE +chloroplast I-GENE +ribosomal I-GENE +protein I-GENE +L12 I-GENE +of I-GENE +Nicotiana I-GENE +tabacum I-GENE +: O +characterization O +of O +mature O +protein O +and O +isolation O +and O +sequence O +analysis O +of O +cDNA O +clones O +encoding O +its O +cytoplasmic O +precursor O +. O + +The O +gene O +encoding O +IFN B-GENE +- I-GENE +gamma I-GENE +was O +previously O +found O +to O +contain O +an O +intronic O +enhancer O +element O +that O +was O +not O +tissue O +- O +specific O +in O +its O +activity O +, O +despite O +the O +restricted O +expression O +of O +the O +intact O +IFN B-GENE +- I-GENE +gamma I-GENE +- I-GENE +encoding I-GENE +gene I-GENE +. O + +Molecular O +cloning O +of O +the O +polypeptide O +component O +of O +the O +Rel B-GENE +- I-GENE +related I-GENE +human I-GENE +p75 I-GENE +nucleoprotein I-GENE +complex I-GENE +has O +revealed O +its O +identity O +with O +the O +65 O +- O +kDa O +( O +p65 B-GENE +) O +subunit O +of O +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +. O + +Of O +the O +drugs O +orally O +administered O +, O +WR O +- O +168643 O +was O +the O +best O +protector O +with O +a O +DMF O +of O +1 O +. O +51 O +. O + +Characterization O +of O +these O +R O +subunits O +by O +their O +8 O +- O +azido O +- O +cAMP O +photoaffinity O +labeling O +and O +immunoreactivity O +, O +as O +well O +as O +by O +a O +phosphorylation O +- O +dependent O +mobility O +shift O +on O +sodium O +dodecyl O +sulfate O +- O +polyacrylamide O +gel O +electrophoresis O +( O +SDS O +- O +PAGE O +) O +, O +indicated O +subunit O +sizes O +of O +RII B-GENE +beta I-GENE +( O +53 O +kDa O +) O +greater O +than O +RII B-GENE +alpha I-GENE +dephosphoform O +( O +51 O +kDa O +) O +greater O +than O +RI B-GENE +alpha I-GENE +( O +49 O +kDa O +) O +. O + +Comparison O +of O +the O +genomic O +DNA O +sequence O +with O +that O +of O +the O +four O +different O +mRNAs O +indicates O +that O +these O +transcripts O +are O +produced O +by O +alternative O +splicing O +of O +the O +murine O +pre O +- O +mRNA O +according O +to O +a O +cassette O +model O +. O + +During O +the O +1980 O +' O +s O +, O +quantifications O +of O +immunoserological O +testings O +, O +especially O +C B-GENE +reactive I-GENE +protein I-GENE +, O +rheumatoid B-GENE +factor I-GENE +and O +antistreptolysin B-GENE +O I-GENE +, O +progressed O +rapidly O +. O + +Within O +the O +human O +enhancer O +, O +these O +two O +sites O +are O +located O +within O +the O +previously O +defined O +DNase B-GENE +I I-GENE +footprints I-GENE +, O +NFAT B-GENE +- I-GENE +1 I-GENE +and O +NFIL B-GENE +- I-GENE +2B I-GENE +, O +respectively O +. O + +The O +cardiac B-GENE +myosin I-GENE +light I-GENE +chain I-GENE +- I-GENE +2 I-GENE +( O +MLC B-GENE +- I-GENE +2 I-GENE +) O +gene O +promoter O +contains O +several O +positive O +and O +negative O +cis O +- O +acting O +sequences O +that O +are O +involved O +in O +the O +regulation O +of O +its O +expression O +. O + +Deletion O +mutagenesis O +demonstrated O +that O +these O +two O +elements O +are O +involved O +in O +the O +positive O +regulation O +of O +MLC B-GENE +- I-GENE +2 I-GENE +gene I-GENE +transcription O +. O + +Disruption O +mutations O +have O +been O +constructed O +in O +the O +SLK1 B-GENE +gene I-GENE +. O +slk1 B-GENE +null I-GENE +mutants I-GENE +cannot O +grow O +at O +37 O +degrees O +C O +, O +but O +many O +cells O +can O +grow O +at O +30 O +, O +24 O +, O +and O +17 O +degrees O +C O +. O + +Molecular O +and O +genetic O +analysis O +of O +the O +yeast B-GENE +early I-GENE +meiotic I-GENE +recombination I-GENE +genes I-GENE +REC102 I-GENE +and O +REC107 B-GENE +/ O +MER2 B-GENE +. O + +Probable O +progressive O +multifocal O +leukoencephalopathy O +( O +PML O +) O +was O +diagnosed O +on O +the O +basis O +of O +clinical O +picture O +and O +magnetic O +resonance O +imaging O +in O +a O +63 O +- O +year O +- O +old O +man O +with O +a O +complete O +remission O +of O +a O +non O +- O +Hodgkin O +' O +s O +lymphoma O +. O + +Proprotein O +processing O +occurs O +intracellularly O +. O + +A O +32P O +- O +labeled O +LAP B-GENE +DNA O +- O +binding O +and O +dimerization O +domain O +" O +zipper O +probe O +" O +was O +used O +to O +isolate O +a O +clone O +that O +encodes O +a O +new O +C B-GENE +/ I-GENE +EBP I-GENE +- I-GENE +homologous I-GENE +protein I-GENE +: O +CHOP B-GENE +- I-GENE +10 I-GENE +. O + +Using O +a O +degenerate O +oligodeoxyribonucleotide O +( O +oligo O +) O +based O +on O +the O +N O +- O +terminal O +aa O +sequence O +, O +plus O +an O +internal O +oligo O +homologous O +to O +a O +conserved O +region O +within O +the O +portion O +of O +CYP1 B-GENE +and O +CYP2 B-GENE +that O +had O +been O +deleted O +in O +the O +genome O +, O +a O +CYP3 B-GENE +- I-GENE +specific I-GENE +DNA I-GENE +fragment I-GENE +was O +generated O +by O +the O +polymerase O +chain O +reaction O +( O +PCR O +) O +using O +GL81 O +genomic O +DNA O +as O +a O +substrate O +. O + +Stringent O +hybridization O +of O +EHS B-GENE +- I-GENE +1 I-GENE +back O +to O +primate O +genomic O +DNA O +indicates O +two O +distinct O +EHS B-GENE +- I-GENE +1 I-GENE +loci I-GENE +in O +normal O +human O +DNA O +, O +an O +identical O +band O +pattern O +in O +chimpanzee O +DNA O +, O +and O +a O +single O +locus O +in O +rhesus O +monkey O +DNA O +. O + +The O +level O +of O +carboxyl B-GENE +- I-GENE +terminal I-GENE +parathyroid I-GENE +hormone I-GENE +in O +the O +patients O +with O +thyroid O +carcinoma O +was O +higher O +than O +that O +in O +the O +patients O +without O +thyroid O +carcinoma O +( O +P O +less O +than O +0 O +. O +05 O +) O +. O + +The O +Caenorhabditis B-GENE +elegans I-GENE +vitellogenin I-GENE +genes I-GENE +are O +subject O +to O +sex O +- O +, O +stage O +- O +, O +and O +tissue O +- O +specific O +regulation O +: O +they O +are O +expressed O +solely O +in O +the O +adult O +hermaphrodite O +intestine O +. O + +The O +functions O +of O +isolated O +portions O +of O +the O +insulin B-GENE +, O +IAPP B-GENE +, O +and O +beta B-GENE +GK I-GENE +promoters I-GENE +were O +studied O +by O +using O +transient O +expression O +and O +DNA O +binding O +assays O +. O + +The O +c B-GENE +- I-GENE +Ets I-GENE +- I-GENE +1 I-GENE +oncoprotein I-GENE +is O +a O +transcription O +activator O +that O +specifically O +binds O +to O +DNA O +. O + +Previous O +transactivation O +experiments O +indicated O +that O +three O +amino O +acids O +residing O +in O +this O +region O +, O +Gly O +, O +Ser O +and O +Val O +, O +appear O +to O +be O +critical O +for O +target O +- O +site O +discrimination O +. O + +GR63178A O +is O +a O +water O +- O +soluble O +analogue O +of O +mitoquidone O +, O +a O +pentacyclic O +pyrroloquinone O +. O + +Marker O +rescue O +analysis O +has O +localized O +ts8 B-GENE +to O +a O +910 O +- O +bp O +internal O +segment O +of O +rpoB B-GENE +that O +encodes O +the O +Rif B-GENE +domain I-GENE +. O + +This O +vector O +transfected O +into O +the O +yeast O +Saccharomyces O +cerevisiae O +directs O +expression O +of O +a O +secreted O +mature O +protein O +at O +levels O +up O +to O +200 O +mg O +of O +LAPP O +/ O +liter O +of O +culture O +medium O +. O + +Competition O +analysis O +by O +gel O +mobility O +shift O +electrophoresis O +indicates O +that O +this O +DNA O +- O +protein O +interaction O +is O +novel O +and O +not O +related O +to O +many O +transcription O +factors O +previously O +reported O +. O + +This O +DNA O +motif O +represents O +a O +novel O +protein O +- O +binding O +sequence O +. O + +OBJECTIVE O +: O +The O +study O +was O +designed O +to O +investigate O +the O +frequency O +of O +alterations O +in O +serum O +creatinine O +in O +patients O +with O +psoriasis O +receiving O +5 O +mg O +/ O +kg O +/ O +day O +of O +cyclosporine O +. 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O + +While O +blood O +pressure O +and O +noradrenergic O +activity O +, O +assessed O +as O +changes O +in O +the O +plasma O +levels O +and O +urinary O +excretion O +of O +norepinephrine O +, O +remained O +unaffected O +in O +the O +Pl O +group O +, O +a O +significant O +drop O +in O +the O +supine O +systolic O +and O +diastolic O +blood O +pressures O +, O +as O +well O +as O +in O +the O +resting O +venous O +norepinephrine O +level O +and O +in O +urinary O +norepinephrine O +excretion O +was O +found O +after O +the O +first O +month O +of O +dF O +administration O +. O + +Wild O +- O +type O +protein O +bound O +azido O +- O +ATP O +well O +, O +but O +mutants O +with O +substitutions O +in O +the O +consensus O +amino O +acids O +were O +unable O +to O +bind O +azido O +- O +ATP O +. O + +Therefore O +, O +with O +a O +biopsy O +from O +the O +stoma O +site O +there O +is O +a O +risk O +of O +missing O +early O +rejection O +. O + +Whole O +blood O +serotonin O +levels O +were O +investigated O +in O +a O +control O +group O +( O +n O += O +35 O +) O +and O +in O +a O +group O +of O +chronic O +renal O +failure O +patients O +( O +n O += O +127 O +) O +on O +various O +treatment O +regimen O +i O +. O +e O +. O +conservative O +treatment O +( O +n O += O +39 O +) O +, O +maintenance O +haemodialysis O +( O +n O += O +35 O +) O +and O +after O +renal O +transplantation O +( O +n O += O +53 O +) O +. O + +Tissues O +and O +exudates O +contain O +sufficient O +thymidine O +for O +growth O +of O +anaerobic O +bacteria O +in O +the O +presence O +of O +inhibitory O +levels O +of O +trimethoprim O +- O +sulfamethoxazole O +. O + +The O +homologies O +between O +RAD16 B-GENE +, O +RAD54 B-GENE +and O +SNF2 B-GENE +are O +also O +shared O +by O +several O +additional O +, O +recently O +isolated O +yeast O +and O +Drosophila O +genes O +. O + +But O +the O +application O +solutions O +of O +instrument O +disinfectants O +should O +not O +be O +used O +longer O +than O +one O +day O +. O + +In O +the O +Rett O +syndrome O +we O +, O +therefore O +, O +suspect O +there O +are O +disturbances O +in O +the O +brain O +stem O +functions O +especially O +in O +the O +ascending O +reticular O +activating O +system O +which O +is O +related O +to O +elevation O +of O +the O +conscious O +level O +. O + +In O +a O +similar O +experiment O +, O +simultaneous O +nitrofurazone O +administration O +and O +S O +. O +enteritidis O +challenge O +resulted O +in O +no O +significant O +differences O +in O +S O +. O +enteritidis O +isolation O +frequency O +. O + +In O +agreement O +with O +this O +southern O +blotting O +of O +mouse O +DNA O +with O +SmN B-GENE +probes O +reveals O +bands O +, O +additional O +to O +those O +derived O +from O +the O +pseudogene O +, O +which O +are O +characteristic O +of O +an O +intron O +- O +containing O +SmN B-GENE +gene I-GENE +. O + +Two O +cDNAs O +encoding O +casein B-GENE +kinase I-GENE +- I-GENE +1 I-GENE +have O +been O +isolated O +from O +a O +yeast O +cDNA O +library O +and O +termed O +CKI1 B-GENE +and O +CKI2 B-GENE +. O + +Incidence O +rate O +ranging O +between O +122 O +/ O +100 O +, O +000 O +/ O +year O +and O +190 O +/ O +100 O +, O +000 O +/ O +year O +were O +found O +( O +minimum O +, O +estimated O +and O +raw O +datasets O +) O +. O + +The O +observed O +sequence O +variation O +disrupts O +the O +first O +ORF O +in O +many O +Y B-GENE +' O +s O +while O +most O +of O +the O +second O +ORF O +including O +the O +putative O +helicase B-GENE +region I-GENE +is O +unaffected O +. O + +The O +final O +screening O +yielded O +a O +clone O +containing O +a O +2 O +kilobase O +( O +kb O +) O +insert O +. O + +Lesions O +were O +made O +by O +pressure O +injection O +of O +kainic O +acid O +into O +the O +SOC O +through O +a O +stereotaxically O +positioned O +glass O +micropipette O +. O + +A O +38 O +- O +bp O +poly O +( O +dA O +- O +dT O +) O +region O +was O +found O +to O +be O +a O +positive O +regulator O +of O +Act1 B-GENE +promoter I-GENE +activity O +. O + +We O +identified O +a O +protein O +, O +termed O +NFIL B-GENE +- I-GENE +1 I-GENE +beta I-GENE +A I-GENE +( O +NF B-GENE +beta I-GENE +A I-GENE +) O +, O +that O +binds O +to O +a O +highly O +conserved O +12 O +- O +bp O +DNA O +sequence O +( O +- O +49 O +to O +- O +38 O +) O +located O +upstream O +of O +the O +TATA O +box O +motif O +in O +both O +the O +human B-GENE +and I-GENE +murine I-GENE +IL I-GENE +- I-GENE +1 I-GENE +beta I-GENE +genes I-GENE +. O + +We O +tried O +amphotericin O +B O +( O +AmB O +) O +, O +and O +remission O +of O +the O +tumor O +was O +obtained O +. O + +Cutis O +aplasia O +. O + +The O +DRF B-GENE +- I-GENE +2 I-GENE +nuclear I-GENE +protein I-GENE +has O +characteristics O +similar O +to O +those O +of O +the O +muscle O +- O +specific O +regulatory O +factor O +, O +MEF B-GENE +- I-GENE +2 I-GENE +( O +Buskin O +and O +Hauschka O +1989 O +; O +Gossett O +et O +al O +. O +, O +1989 O +) O +. O + +From O +the O +15 O +- O +kb O +clone O +a O +4 B-GENE +- I-GENE +kb I-GENE +EcoRI I-GENE +fragment I-GENE +containing O +the O +first O +two O +exons O +and O +2 O +. O +6 O +kb O +of O +the O +5 O +' O +flanking O +region O +of O +the O +opn B-GENE +gene I-GENE +was O +sequenced O +, O +and O +the O +transcriptional O +start O +site O +determined O +by O +primer O +extension O +analysis O +and O +S1 B-GENE +nuclease I-GENE +mapping O +. O + +Cardiovascular O +risk O +factors O +were O +measured O +by O +standardized O +techniques O +. O + +Production O +costs O +included O +feed O +, O +non O +- O +feed O +operating O +, O +fixed O +, O +and O +replacement O +stock O +costs O +. O + +We O +report O +a O +patient O +developing O +factor B-GENE +VII I-GENE +inhibitor I-GENE +possibly O +as O +a O +reaction O +to O +penicillin O +administration O +; O +it O +gave O +rise O +to O +fatal O +haemorrhage O +. O + +Account O +was O +taken O +of O +noncellular O +and O +nonhuman O +elements O +in O +the O +smears O +; O +they O +included O +mucus O +, O +Charcot O +- O +Layden O +crystals O +, O +pollen O +grains O +, O +vegetal O +fragments O +and O +fungi O +. O + +The O +results O +indicate O +that O +the O +carbon O +- O +perfused O +areas O +and O +MBF O +in O +the O +liver O +, O +renal O +cortex O +, O +spleen O +, O +and O +small O +intestinal O +serosa O +( O +only O +MBF O +) O +increased O +significantly O +5 O +h O +after O +CLP O +. O + +Lewis O +, O +N O +. O + +This O +accurate O +and O +rapid O +method O +makes O +the O +MLPA O +test O +logistically O +feasible O +for O +large O +- O +scale O +screening O +. O + +The O +modalities O +for O +using O +reference O +values O +for O +individual O +subjects O +as O +well O +as O +for O +groups O +are O +then O +discussed O +and O +the O +main O +points O +of O +research O +which O +must O +be O +faced O +in O +the O +near O +future O +regarding O +reference O +values O +are O +highlighted O +. O + +The O +clinical O +application O +of O +the O +antibody O +- O +targeted O +Phthalocyanine O +was O +performed O +in O +3 O +patients O +suffering O +from O +an O +advanced O +ovarian O +carcinoma O +( O +FIGO O +III O +) O +. O + +We O +found O +that O +lung O +cancer O +tissues O +of O +positive O +67Ga O +scan O +expressed O +TFR B-GENE +, O +but O +those O +of O +a O +negative O +scan O +did O +not O +. O + +This O +open O +reading O +frame O +was O +confirmed O +the O +correct O +one O +by O +direct O +amino O +- O +terminal O +sequence O +analysis O +of O +the O +overproduced O +msgB B-GENE +gene I-GENE +product I-GENE +. O + +In O +this O +study O +, O +we O +purified O +and O +characterized O +the O +recombinant B-GENE +furin I-GENE +from O +the O +conditioned O +medium O +of O +these O +cells O +. O + +The O +virus O +encodes O +a O +40 O +- O +kDa O +protein O +, O +tax B-GENE +, O +that O +is O +important O +for O +the O +immortalization O +of O +T O +cells O +. O + +However O +, O +butyrate O +was O +at O +least O +2 O +- O +fold O +more O +effective O +in O +stimulating O +CAT B-GENE +activity O +of O +fusion O +genes O +containing O +upstream O +sequences O +( O +- O +834 O +to O +- O +576 O +) O +than O +those O +containing O +proximal O +sequences O +( O +- O +456 O +to O +- O +172 O +) O +, O +suggesting O +two O +regions O +in O +the O +PSG1 B-GENE +- I-GENE +I I-GENE +gene I-GENE +that O +mediate O +the O +butyrate O +response O +. O + +An O +examination O +of O +the O +role O +of O +the O +carboxyl O +terminus O +in O +regulating O +NGFI B-GENE +- I-GENE +B I-GENE +transcriptional O +activity O +revealed O +that O +, O +in O +accordance O +with O +other O +nuclear O +receptors O +, O +mutants O +lacking O +portions O +of O +the O +carboxyl O +terminus O +had O +greatly O +decreased O +activity O +. O + +Altogether O +these O +results O +indicate O +that O +the O +Syn B-GENE +5 I-GENE +locus I-GENE +segregates O +from O +the O +gene O +specifying O +gH B-GENE +, O +to O +a O +region O +encompassing O +portions O +of O +the O +TK B-GENE +and O +UL B-GENE +24 I-GENE +genes I-GENE +, O +and O +that O +the O +syn B-GENE +mutation I-GENE +does O +not O +affect O +the O +expression O +or O +activity O +of O +TK B-GENE +. O + +Nucleoprotein O +( O +N O +) O +expressed O +by O +both O +recombinant O +vaccinia O +virus O +and O +TGEV O +had O +a O +relative O +molecular O +mass O +( O +Mr O +) O +of O +47 O +, O +000 O +and O +was O +susceptible O +to O +degradation O +at O +the O +C O +- O +terminus O +yielding O +discrete O +breakdown O +products O +. O + +Recently O +, O +the O +3 B-GENE +. I-GENE +6 I-GENE +- I-GENE +kb I-GENE +full I-GENE +- I-GENE +length I-GENE +alpha I-GENE +- I-GENE +GalNAc I-GENE +cDNA I-GENE +sequence I-GENE +was O +isolated O +and O +found O +to O +have O +remarkable O +nucleotide O +and O +predicted O +amino O +acid O +homology O +( O +55 O +. O +8 O +and O +46 O +. O +9 O +% O +, O +respectively O +) O +with O +the O +human B-GENE +alpha I-GENE +- I-GENE +galactosidase I-GENE +A I-GENE +( O +alpha B-GENE +- I-GENE +Gal I-GENE +A I-GENE +) O +cDNA O +. O + +The O +reason O +that O +nitrous O +oxide O +does O +not O +produce O +hydroxyl O +radicals O +readily O +might O +be O +that O +the O +one O +- O +electron O +reduction O +proceeds O +through O +an O +N2O O +- O +intermediate O +which O +is O +energetically O +very O +unfavourable O +: O +EO O +( O +N2O O +/ O +N2O O +- O +) O += O +- O +1 O +. O +1 O +V O +. O + +All O +mutant B-GENE +JCV I-GENE +T I-GENE +antigens I-GENE +bound O +to O +JCV O +and O +SV40 O +origins O +of O +DNA O +replication O +. O + +Since O +each O +transcript O +appears O +to O +encode O +the O +same O +protein O +, O +this O +complexity O +may O +reflect O +the O +need O +for O +lineage O +- O +specific O +or O +differentiation O +- O +dependent O +control O +of O +expression O +. O + +In O +patients O +with O +limited O +disease O +, O +the O +survival O +in O +the O +alternating O +arm O +was O +significantly O +superior O +to O +the O +survival O +in O +the O +CAV O +arm O +( O +P O += O +. O +014 O +) O +or O +the O +survival O +in O +the O +PE O +arm O +( O +P O += O +. O +023 O +) O +. O + +We O +identify O +the O +" O +M O +region O +" O +of O +the O +muscle B-GENE +- I-GENE +specific I-GENE +Xenopus I-GENE +cardiac I-GENE +actin I-GENE +gene I-GENE +promoter I-GENE +from O +- O +282 O +to O +- O +348 O +as O +necessary O +for O +the O +embryonic O +expression O +of O +a O +cardiac O +actin B-GENE +- O +beta B-GENE +- I-GENE +globin I-GENE +reporter O +gene O +injected O +into O +fertilized O +eggs O +. O + +In O +addition O +to O +the O +previously O +identified O +and O +characterized O +attenuator B-GENE +1 I-GENE +situated O +93 O +nucleotides O +downstream O +from O +the O +major O +late O +transcription O +start O +site O +, O +a O +second O +attenuator O +, O +attenuator B-GENE +2 I-GENE +, O +situated O +55 O +nucleotides O +downstream O +from O +it O +, O +has O +been O +identified O +. O + +EBNA B-GENE +- I-GENE +2 I-GENE +and O +the O +cis O +- O +acting O +CD23 B-GENE +element I-GENE +increased O +TK B-GENE +- O +promoted O +mRNA O +and O +did O +not O +alter O +the O +herpes B-GENE +simplex I-GENE +virus I-GENE +TK I-GENE +promoter I-GENE +transcription I-GENE +start I-GENE +site I-GENE +. O + +These O +experiments O +delineate O +a O +186 O +- O +bp O +, O +EBNA B-GENE +- I-GENE +2 I-GENE +- O +responsive O +cell O +DNA O +fragment O +and O +provide O +firm O +evidence O +that O +EBNA B-GENE +- I-GENE +2 I-GENE +transactivates O +transcription O +of O +cell O +genes O +. O + +Plasma O +vitamin O +E O +, O +total O +lipids O +and O +myeloperoxidase B-GENE +levels O +during O +spinal O +surgery O +. O + +Transfecting O +the O +cloned O +bovine O +PBR B-GENE +/ O +IBP B-GENE +cDNA O +into O +COS O +- O +7 O +cells O +resulted O +in O +an O +11 O +- O +fold O +increase O +in O +the O +density O +of O +high O +affinity O +[ O +3H O +] O +PK O +11195 O +binding O +sites O +which O +had O +only O +low O +affinity O +for O +Ro5 O +- O +4864 O +. O + +The O +initial O +phase O +of O +increased O +vascular O +permeability O +in O +the O +peritoneal O +cavity O +and O +LTB4 O +production O +was O +dose O +dependently O +inhibited O +by O +the O +5 O +- O +LO O +inhibitors O +phenidone O +, O +BW O +A4C O +, O +A63162 O +, O +and O +ICI O +207 O +968 O +but O +not O +by O +dexamethasone O +or O +colchicine O +. O + +Discrepant O +results O +with O +a O +latex O +agglutination O +test O +in O +the O +assessment O +of O +cytomegalovirus O +antibody O +status O +of O +cardiac O +transplant O +donors O +. O + +Each O +mRNA O +contained O +five O +or O +six O +internal O +uridine O +residues O +, O +which O +were O +transcribed O +using O +a O +mixture O +of O +UTP O +and O +thio O +- O +UTP O +. O + +We O +have O +isolated O +and O +sequenced O +two O +overlapping O +cDNA O +fragments O +which O +could O +encode O +the O +complete O +amino O +acid O +sequence O +of O +rat B-GENE +testis I-GENE +fructose I-GENE +- I-GENE +6 I-GENE +- I-GENE +phosphate I-GENE +, I-GENE +2 I-GENE +- I-GENE +kinase I-GENE +: O +fructose B-GENE +- I-GENE +2 I-GENE +, I-GENE +6 I-GENE +- I-GENE +bisphosphatase I-GENE +. O + +We O +have O +identified O +SWI5 B-GENE +' O +s O +nuclear O +localization O +signal O +( O +NLS O +) O +and O +show O +that O +it O +can O +confer O +cell O +cycle O +- O +dependent O +nuclear O +entry O +to O +a O +heterologous O +protein O +. O + +In O +contrast O +to O +behavioral O +deviation O +( O +the O +avoidance O +conditioning O +lost O +) O +, O +the O +haloperidol O +intrastriatal O +microinjections O +did O +not O +affect O +the O +DA O +synaptic O +level O +in O +rostral O +neostriatum O +. O + +In O +similar O +transient O +transfection O +experiments O +in O +HeLa O +cells O +, O +overexpression O +of O +the O +wt B-GENE +human I-GENE +retinoblastoma I-GENE +susceptibility I-GENE +gene I-GENE +product I-GENE +, O +RB B-GENE +, O +was O +found O +to O +repress O +the O +serum O +- O +induced O +IL B-GENE +- I-GENE +6 I-GENE +( O +- O +225 O +to O ++ O +13 O +) O +, O +c B-GENE +- I-GENE +fos I-GENE +( O +- O +711 O +to O ++ O +42 O +) O +, O +and O +beta B-GENE +- I-GENE +actin I-GENE +( O +- O +3400 O +to O ++ O +912 O +) O +promoters O +but O +not O +the O +PRV O +- O +induced O +IL B-GENE +- I-GENE +6 I-GENE +( O +- O +110 O +to O ++ O +13 O +) O +or O +the O +serum O +- O +induced O +MHC B-GENE +( O +- O +528 O +to O +- O +38 O +) O +promoters O +. O + +This O +repression O +was O +mediated O +through O +binding O +to O +the O +E2 B-GENE +DNA I-GENE +- I-GENE +binding I-GENE +site I-GENE +immediately O +upstream O +of O +the O +P105 B-GENE +promoter O +TATA O +box O +and O +could O +be O +abrogated O +by O +preincubation O +of O +the O +HPV B-GENE +- I-GENE +18 I-GENE +P105 I-GENE +promoter I-GENE +template O +with O +the O +nuclear O +extract O +allowing O +the O +formation O +of O +the O +preinitiation O +complex O +. O + +We O +did O +not O +detect O +p50 B-GENE +in O +association O +with O +native B-GENE +glucocorticoid I-GENE +receptor I-GENE +in O +L O +cells O +or O +with O +the O +overexpressed O +glucocorticoid B-GENE +receptor I-GENE +in O +Chinese O +hamster O +ovary O +cells O +. O + +Two O +putative O +12 O +- O +O O +- O +tetradecanoyl O +- O +phorbol O +- O +13 O +- O +acetate O +( O +TPA O +) O +response O +elements O +, O +that O +might O +serve O +as O +binding O +sites O +for O +the O +transcription B-GENE +factor I-GENE +AP I-GENE +- I-GENE +1 I-GENE +and O +a O +consensus O +sequence O +of O +a O +transforming B-GENE +growth I-GENE +factor I-GENE +beta I-GENE +1 I-GENE +( O +TGF B-GENE +- I-GENE +beta I-GENE +1 I-GENE +) O +inhibitory O +element O +were O +found O +in O +the O +promoter O +region O +. O + +TPA O +and O +TGF B-GENE +- I-GENE +beta I-GENE +1 I-GENE +did O +not O +markedly O +affect O +the O +activities O +of O +the O +72 O +- O +kDa O +enzyme O +. O + +They O +were O +almost O +regularly O +excited O +by O +pressure O +to O +the O +ipsilateral O +cornea O +or O +to O +both O +corneas O +at O +a O +strength O +well O +above O +the O +human O +corneal O +pain O +threshold O +. O + +Feed O +intake O +was O +not O +affected O +by O +dietary O +KCl O +or O +NaHCO3 O +supplementation O +, O +but O +average O +daily O +gain O +increased O +with O +increased O +K O +and O +tended O +to O +be O +reduced O +by O +dietary O +NaHCO3 O +. O + +Extraction O +procedure O +for O +the O +measurement O +of O +butyltin O +compounds O +in O +biological O +tissues O +using O +toluene O +, O +HBr O +, O +and O +tropolone O +. O + +In O +this O +study O +, O +we O +have O +cloned O +a O +region O +that O +complements O +the O +exoenzyme B-GENE +S I-GENE +- O +deficient O +phenotype O +of O +strain O +388 O +exs1 B-GENE +: O +: O +Tn1 B-GENE +, O +a O +chromosomal B-GENE +Tn1 I-GENE +insertional I-GENE +mutation I-GENE +. O + +Alignment O +of O +the O +amino O +acid O +sequences O +surrounding O +Tyr O +- O +766 O +with O +corresponding O +regions O +of O +other O +FGFRs B-GENE +revealed O +conserved O +tyrosine O +residues O +in O +all O +known O +members O +of O +the O +FGFR B-GENE +family I-GENE +. O + +The O +transcription O +initiation O +site O +was O +determined O +to O +occur O +66 O +bp O +upstream O +of O +the O +initiating O +Met O +. O + +All O +anti B-GENE +- I-GENE +I I-GENE +and O +anti B-GENE +- I-GENE +i I-GENE +CA I-GENE +were O +shown O +to O +express O +VH4 B-GENE +heavy I-GENE +chains I-GENE +, O +and O +14 O +of O +17 O +CA B-GENE +expressed O +a O +previously O +described O +VH4 B-GENE +second O +hypervariable O +region O +determinant O +, O +termed O +VH4 B-GENE +- I-GENE +HV2a I-GENE +. O + +Intron O +K1 B-GENE +cox1 I-GENE +. I-GENE +2 I-GENE +is O +not O +found O +in O +S O +. O +cerevisiae O +and O +appears O +at O +an O +unique O +location O +in O +K O +. O +lactis O +. O + +We O +have O +determined O +that O +the O +mutants O +define O +two O +complementation O +groups O +, O +designated O +cgs1 B-GENE ++ I-GENE +and O +cgs2 B-GENE ++ I-GENE +( O +continues O +to O +grow O +in O +stationary O +) O +. O + +The O +results O +of O +induced O +coexpression O +were O +also O +supported O +by O +rapid O +generation O +of O +FeLV O +recombinants O +when O +FeLV O +- O +C O +was O +used O +to O +infect O +the O +feline O +3201B O +cell O +line O +that O +constitutively O +expresses O +high O +levels O +of O +endogenous O +FeLV O +- O +specific O +mRNAs O +. O + +Recombination O +between O +feline O +leukemia O +virus O +subgroup O +B O +or O +C O +and O +endogenous O +env B-GENE +elements O +alters O +the O +in O +vitro O +biological O +activities O +of O +the O +viruses O +. O + +The O +nucleotide O +sequences O +at O +the O +5 O +' O +and O +3 O +' O +ends O +of O +these O +introns O +are O +characteristic O +of O +spliced O +transcripts O +from O +eukaryotic O +protein O +- O +encoding O +genes O +, O +with O +one O +significant O +difference O +; O +i O +. O +e O +. O +, O +the O +5 O +' O +end O +of O +the O +LAT B-GENE +intron I-GENE +is O +GC O +instead O +of O +the O +consensus O +sequence O +GT O +. O + +At O +1 O +, O +5 O +, O +and O +9 O +months O +after O +initial O +isolation O +of O +C O +. O +kutscheri O +from O +the O +oral O +cavity O +, O +hamsters O +were O +euthanatized O +, O +and O +attempts O +were O +made O +to O +culture O +C O +. O +kutscheri O +from O +13 O +additional O +sites O +. O + +The O +strategy O +has O +been O +used O +to O +determine O +2 O +. O +6 O +kilobases O +of O +nucleotide O +sequence O +in O +the O +Saccharomyces B-GENE +cerevisiae I-GENE +ADE I-GENE +1 I-GENE +locus I-GENE +. O + +Two O +independent O +promoters O +as O +well O +as O +5 O +' O +untranslated O +regions O +regulate O +Dd B-GENE +ras I-GENE +expression O +in O +Dictyostelium O +. O + +The O +results O +suggested O +that O +, O +depending O +upon O +the O +cell O +type O +, O +gene O +cotransfer O +using O +aminoglycoside O +resistance O +as O +a O +selectable O +marker O +may O +seriously O +perturb O +important O +cellular O +control O +mechanisms O +such O +as O +the O +PKC B-GENE +pathway O +leading O +to O +activation O +of O +gene O +expression O +. O + +Therefore O +, O +the O +strD B-GENE +and O +strE B-GENE +genes I-GENE +could O +serve O +as O +universal O +probes O +indicative O +of O +the O +presence O +of O +biosynthetic O +capacity O +for O +6 O +- O +deoxyhexose O +moieties O +. O + +The O +two O +genes O +code O +for O +polypeptides B-GENE +of I-GENE +420 I-GENE +amino I-GENE +acids I-GENE +( I-GENE +M I-GENE +. I-GENE +HgiCI I-GENE +) I-GENE +and O +345 B-GENE +amino I-GENE +acids I-GENE +( I-GENE +R I-GENE +. I-GENE +HgiCI I-GENE +) I-GENE +. O + +Expression O +of O +the O +wt1 B-GENE +gene I-GENE +via O +transient O +transfection O +in O +COS O +- O +1 O +cells O +revealed O +a O +52 O +kDa O +protein O +which O +was O +immunoprecipitated O +by O +both O +the O +N O +- O +terminal O +- O +and O +C O +- O +terminal O +- O +specific O +antisera O +. O + +The O +factor O +which O +binds O +to O +the O +TR B-GENE +promoter I-GENE +co O +- O +sedimented O +with O +SV40 O +chromosomes O +extracted O +late O +in O +infection O +. O + +Temafloxacin O +400 O +mg O +b O +. O +i O +. O +d O +. O +administered O +orally O +for O +28 O +days O +represents O +a O +safe O +and O +effective O +treatment O +for O +chronic O +bacterial O +prostatitis O +. O + +Its O +neuromuscular O +effects O +are O +similar O +to O +a O +single O +ED90 O +dose O +of O +vecuronium O +. O + +The O +patient O +with O +a O +prolonged O +fever O +caused O +by O +dissecting O +aneurysm O +of O +the O +aorta O +in O +whom O +pleuropneumonia O +masked O +the O +real O +diseases O +has O +been O +presented O +. O + +The O +resulting O +clone O +pKB11 B-GENE +, O +which O +has O +a O +1369 O +- O +base O +pair O +( O +bp O +) O +cDNA O +insert O +, O +overlapping O +pCAD142 B-GENE +by O +781 O +bp O +, O +was O +identified O +by O +hybridization O +methods O +and O +sequence O +analysis O +and O +found O +to O +contain O +the O +entire O +cDNA O +sequence O +for O +the O +amino O +end O +of O +the O +CAD B-GENE +polypeptide I-GENE +. O + +This O +conclusion O +was O +confirmed O +by O +Northern O +blotting O +analysis O +of O +the O +5 O +' O +- O +flanking O +region O +of O +CAD B-GENE +gene I-GENE +. O + +We O +report O +the O +isolation O +of O +genomic O +and O +cDNA O +clones O +of O +the O +light O +- O +independent O +Sn B-GENE +: I-GENE +bol3 I-GENE +allele I-GENE +. O + +Its O +clearance O +has O +been O +found O +to O +be O +decreased O +( O +typically O +by O +around O +25 O +% O +, O +but O +often O +by O +far O +more O +) O +by O +erythromycin O +, O +troleandomycin O +( O +triacetyloleandomycin O +) O +, O +roxithromycin O +, O +enoxacin O +, O +ciprofloxacin O +, O +pefloxacin O +, O +norfloxacin O +, O +ofloxacin O +, O +fluoroquinolone O +T O +- O +3262 O +, O +pipemidic O +acid O +, O +cimetidine O +, O +etintidine O +, O +propranolol O +, O +verapamil O +, O +diltiazem O +, O +nifedipine O +, O +furosemide O +( O +frusemide O +) O +, O +at O +least O +some O +anovulent O +agents O +, O +viloxazine O +, O +allopurinol O +, O +ticlopidine O +, O +idrocilamide O +, O +thiabendazole O +, O +disulfiram O +, O +influenza O +- O +and O +BCG O +- O +vaccination O +, O +interferon B-GENE +, O +and O +caffeine O +( O +half O +- O +life O +increase O +) O +. O + +We O +enrolled O +253 O +HIV B-GENE +- I-GENE +antibody I-GENE +positive O +heroin O +addicts O +without O +HIV O +- O +related O +disease O +( O +n O += O +81 O +) O +or O +with O +persistent O +generalized O +lymphadenopathy O +( O +n O += O +172 O +) O +in O +a O +prospective O +study O +to O +evaluate O +clinical O +progression O +to O +AIDS O +related O +complex O +( O +ARC O +) O +or O +AIDS O +and O +to O +identify O +factors O +of O +possible O +prognostic O +relevance O +. O + +No O +homology O +was O +found O +between O +RNA14 B-GENE +and O +RNA15 B-GENE +or O +between O +RNA14 B-GENE +and O +other O +proteins O +contained O +in O +data O +banks O +. O + +Mutations O +in O +the O +yeast B-GENE +RNA14 I-GENE +and O +RNA15 B-GENE +genes I-GENE +result O +in O +an O +abnormal O +mRNA O +decay O +rate O +; O +sequence O +analysis O +reveals O +an O +RNA O +- O +binding O +domain O +in O +the O +RNA15 B-GENE +protein I-GENE +. O + +Myocardial O +infarction O +in O +patients O +with O +previous O +bypass O +surgery O +. O + +The O +most O +striking O +difference O +in O +the O +birch B-GENE +NAD I-GENE +( I-GENE +P I-GENE +) I-GENE +H I-GENE +- I-GENE +NR I-GENE +sequence I-GENE +in O +comparison O +to O +NADH B-GENE +- I-GENE +NR I-GENE +sequences I-GENE +was O +found O +at O +the O +putative O +pyridine O +nucleotide O +binding O +site O +. O + +A O +single O +amino O +acid O +difference O +in O +the O +C O +- O +terminal O +region O +influences O +dominant O +negative O +activity O +and O +receptor O +dimer O +formation O +. O + +The O +95 O +% O +confidence O +values O +( O +2SD O +) O +for O +the O +change O +in O +Ros O +required O +to O +exclude O +natural O +variability O +were O +0 O +. O +39 O +, O +0 O +. O +50 O +and O +0 O +. O +53 O +cmH2O O +l O +- O +1 O +s O +, O +respectively O +. O + +Among O +953 O +infants O +in O +22 O +neonatal O +care O +units O +studied O +, O +23 O +% O +( O +median O +value O +, O +range O +0 O +- O +78 O +) O +were O +found O +to O +be O +faecally O +colonized O +with O +one O +of O +21 O +distinct O +nosocomial O +strains O +of O +Escherichia O +coli O +, O +Klebsiella O +or O +Enterobacter O +spp O +. O + +Biochemical O +studies O +revealed O +the O +expected O +loss O +of O +ChAT B-GENE +activity O +in O +the O +dorsal O +and O +ventral O +hippocampi O +of O +lesioned O +animals O +along O +with O +elevated O +levels O +of O +norepinephrine O +( O +NE O +) O +in O +the O +dorsal O +hippocampus O +of O +MS O +/ O +HSI O +animals O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +The O +localization O +of O +this O +proteoglycan O +locus O +in O +the O +human O +genome O +and O +the O +availability O +of O +new O +RFLPs O +provide O +the O +tools O +for O +future O +studies O +of O +human O +diseases O +where O +the O +HSPG2 B-GENE +proteoglycan I-GENE +gene I-GENE +is O +suspected O +to O +be O +involved O +. O + +After O +2 O +min O +of O +dobutamine O +injection O +, O +or O +after O +20 O +min O +of O +pimobendan O +injection O +, O +the O +myocardium O +was O +removed O +, O +and O +used O +for O +determination O +of O +the O +tissue O +levels O +of O +metabolites O +of O +energy O +and O +carbohydrate O +metabolism O +. O + +During O +coronary O +stenosis O +, O +on O +the O +contrary O +, O +intracoronary O +procaterol O +at O +the O +same O +dose O +significantly O +deteriorated O +regional O +myocardial O +dysfunction O +without O +changing O +LCX O +flow O +, O +global O +hemodynamics O +and O +cardiac O +lactate O +metabolism O +. O + +Here O +we O +present O +evidence O +that O +major B-GENE +IE I-GENE +proteins I-GENE +IE86 B-GENE +, O +IE72 B-GENE +, O +and O +IE55 B-GENE +are O +capable O +of O +trans O +- O +activating O +the O +HIV B-GENE +LTR I-GENE +in O +a O +T O +- O +cell O +line O +, O +HUT O +- O +78 O +. O + +In O +a O +country O +where O +general O +HIV O +prevalence O +is O +low O +, O +the O +strategy O +is O +cost O +- O +effective O +for O +location O +and O +counselling O +of O +unknowingly O +seropositive O +individuals O +. O + +The O +cis O +- O +acting O +element O +mediating O +glucocorticoid O +inducibility O +of O +the O +chicken B-GENE +glutamine I-GENE +synthetase I-GENE +gene I-GENE +has O +been O +identified O +. O + +However O +, O +the O +increase O +in O +biliary O +excretion O +did O +not O +compensate O +for O +the O +reduced O +elimination O +of O +bretylium O +and O +hexylsalicylic O +acid O +via O +the O +kidney O +. O + +Diagnostic O +value O +of O +cerebrospinal B-GENE +fluid I-GENE +immunoglobulin I-GENE +G I-GENE +( O +IgG B-GENE +) O +in O +pediatric O +neurological O +diseases O +. O + +Expression O +of O +six O +genes O +, O +ipaB B-GENE +, O +ipaC B-GENE +, O +invE B-GENE +, O +invG B-GENE +, O +invJ B-GENE +, O +and O +invK B-GENE +, O +was O +apparently O +regulated O +by O +the O +positive O +regulator O +virF B-GENE +. O + +Inducible O +VT O +was O +suppressed O +entirely O +in O +one O +patient O +. O + +The O +presence O +of O +the O +corresponding O +mature O +mRNA O +transcripts O +( O +3 O +. O +2 O +- O +3 O +. O +5 O +kilobase O +pairs O +( O +kb O +] O +in O +human O +fibroblasts O +was O +shown O +by O +Northern O +blot O +hybridization O +, O +S1 B-GENE +nuclease I-GENE +protection O +assay O +, O +and O +the O +polymerase O +chain O +reaction O +. O + +Approximately O +50 O +% O +of O +the O +ribosomal O +DNA O +( O +rDNA O +) O +units O +of O +Drosophila O +melanogaster O +are O +inactivated O +by O +two O +different O +28 B-GENE +S I-GENE +RNA I-GENE +ribosomal I-GENE +gene I-GENE +insertions O +( O +type O +I O +and O +type O +II O +) O +. O + +Gap B-GENE +b3 I-GENE +consists O +of O +two O +polypeptide O +chains O +( O +Mr O += O +110 O +, O +000 O +and O +30 O +, O +000 O +) O +, O +which O +seem O +to O +be O +proteolytic O +cleavage O +products O +connected O +by O +disulfide O +bonds O +from O +a O +precursor O +protein O +. O + +However O +, O +the O +rtFc B-GENE +gamma I-GENE +R I-GENE +alpha I-GENE +cDNA I-GENE +clone O +is O +complementary O +to O +at O +least O +two O +different O +- O +sized O +mRNAs O +expressed O +by O +CRNK O +- O +16 O +cells O +, O +contrasting O +the O +single O +Fc B-GENE +gamma I-GENE +R I-GENE +- I-GENE +related I-GENE +mRNA I-GENE +species O +expressed O +by O +human O +and O +mouse O +natural O +killer O +cells O +. O + +Both O +genes O +comprise O +three O +exons O +, O +two O +introns O +and O +an O +unusually O +long O +3 O +' O +- O +untranslated O +region O +( O +3 O +. O +2 O +kilobase O +pairs O +) O +, O +specificying O +a O +mRNA O +of O +approximately O +4 O +. O +1 O +kilobases O +. O + +This O +exon O +, O +here O +named O +exon O +0 O +, O +contained O +the O +entire O +5 O +' O +untranslated O +region O +and O +the O +N O +- O +terminal O +signal O +sequence O +of O +the O +polypeptide O +. O + +Treatment O +of O +human O +myeloid O +cell O +lines O +HL O +- O +60 O +and O +U937 O +with O +phorbol O +12 O +- O +myristate O +13 O +- O +acetate O +( O +PMA O +) O +increased O +within O +2 O +h O +cellular O +levels O +of O +the O +RNA O +hybridizable O +to O +LD78 B-GENE +cDNA I-GENE +. O + +A O +new O +, O +flexible O +fiberoptic O +ventriculoscope O +for O +observation O +of O +the O +ventricles O +and O +major O +cisterns O +is O +reported O +. O + +Isopenicillin B-GENE +N I-GENE +isomerase I-GENE +( O +epimerase B-GENE +) O +has O +been O +purified O +from O +Streptomyces O +clavuligerus O +, O +and O +the O +amino O +acid O +sequence O +of O +the O +N O +- O +terminus O +has O +been O +determined O +. O + +Serum O +IgG B-GENE +was O +initially O +elevated O +in O +6 O +patients O +. O + +The O +patient O +initially O +attained O +complete O +remission O +( O +CR1 O +) O +with O +conventional O +chemotherapy O +and O +then O +relapsed O +14 O +months O +later O +. O + +157 O ++ O +/ O +- O +16 O +mg O +/ O +dl O +; O +NS O +) O +, O +glucose O +levels O +, O +and O +basal O +( O +17 O ++ O +/ O +- O +4 O +vs O +. O + +Platelet O +aggregation O +and O +metabolic O +control O +are O +not O +affected O +by O +calcium O +antagonist O +treatment O +in O +type O +II O +diabetes O +mellitus O +. O + +Wnt B-GENE +- I-GENE +1 I-GENE +( O +int B-GENE +- I-GENE +1 I-GENE +) O +is O +a O +cellular O +oncogene O +often O +activated O +by O +insertion O +of O +proviral O +DNA O +of O +the O +mouse O +mammary O +tumor O +virus O +. O + +Induction O +of O +Jurkat O +leukemic O +T O +cells O +with O +phorbol O +12 O +- O +myristate O +13 O +- O +acetate O +and O +ionomycin O +did O +not O +affect O +the O +level O +of O +FKBP B-GENE +mRNA I-GENE +. O + +GLUT5 B-GENE +mRNA I-GENE +is O +expressed O +at O +highest O +levels O +in O +small O +intestine O +and O +at O +much O +lower O +levels O +in O +kidney O +, O +skeletal O +muscle O +, O +and O +adipose O +tissue O +. O + +e O +. O + +We O +speculate O +that O +these O +tumors O +may O +represent O +congenital O +hamartomatous O +growths O +. O + +Identification O +and O +characterization O +of O +the O +promoter O +for O +the O +cytotactin B-GENE +gene I-GENE +. O + +( O +1988 O +) O +J O +. O + +These O +results O +strongly O +suggested O +that O +similar O +, O +if O +not O +identical O +, O +the O +CArG B-GENE +box I-GENE +binding I-GENE +proteins I-GENE +interact O +with O +the O +functionally O +different O +promoter O +element O +in O +the O +VLC1 B-GENE +, O +cardiac B-GENE +alpha I-GENE +- I-GENE +actin I-GENE +, O +and O +c B-GENE +- I-GENE +fos I-GENE +genes I-GENE +. O + +Polyadenylation O +of O +B4 B-GENE +RNA I-GENE +, O +which O +occurs O +very O +early O +during O +maturation O +, O +is O +limited O +to O +150 O +residues O +, O +and O +it O +is O +this O +number O +that O +is O +required O +for O +polysomal O +recruitment O +. O + +Co O +- O +existence O +of O +these O +regulatory O +elements O +with O +other O +elements O +, O +such O +as O +the O +AP B-GENE +- I-GENE +2 I-GENE +element I-GENE +or O +CCAAT O +box O +, O +was O +also O +found O +. O + +Recently O +, O +studies O +of O +agents O +that O +disrupt O +collagen B-GENE +synthesis O +and O +deposition O +have O +yielded O +several O +new O +angiogenesis O +inhibitors O +. O + +Since O +the O +5 O +' O +- O +flanking O +region O +of O +this O +gene O +is O +likely O +involved O +in O +hormonal O +regulation O +of O +its O +expression O +, O +we O +have O +isolated O +and O +partially O +characterized O +an O +avian O +fatty B-GENE +acid I-GENE +synthase I-GENE +gene O +. O + +A O +new O +set O +of O +cDNA O +clones O +spanning O +approximately O +3 O +. O +2 O +kb O +was O +isolated O +from O +a O +lambda O +- O +ZAP O +goose O +liver O +cDNA O +library O +using O +the O +5 O +' O +- O +most O +exon O +- O +containing O +fragment O +of O +the O +5 O +' O +- O +most O +genomic O +DNA O +clone O +. O + +Northern O +blotting O +analysis O +indicates O +that O +expression O +of O +the O +genes O +corresponding O +to O +these O +clones O +is O +confined O +to O +pollen O +tissue O +. O + +Whereas O +cDNA O +hybridization O +to O +genomic O +DNA O +blots O +indicated O +a O +small O +subfamily O +of O +G0S19 B-GENE +genes I-GENE +, O +simple O +patterns O +of O +bands O +indicated O +that O +most O +cDNAs O +, O +including O +G0S30 B-GENE +cDNA I-GENE +, O +corresponded O +to O +single O +- O +copy O +genes O +. O + +Lymphoproliferative O +disorders O +arising O +under O +immunosuppression O +with O +FK O +506 O +: O +initial O +observations O +in O +a O +large O +transplant O +population O +. O + +The O +Drosophila B-GENE +suppressor I-GENE +of I-GENE +sable I-GENE +gene I-GENE +encodes O +a O +polypeptide O +with O +regions O +similar O +to O +those O +of O +RNA O +- O +binding O +proteins O +. O + +2 O +: O +121 O +- O +133 O +, O +1988 O +) O +. O + +Using O +avidin B-GENE +- I-GENE +biotin I-GENE +complex O +DNA O +binding O +assays O +, O +a O +series O +of O +overlapping O +alpha B-GENE +promoter I-GENE +DNA I-GENE +sequences I-GENE +between O +- O +170 O +to O +29 O +basepairs O +were O +tested O +, O +but O +each O +failed O +to O +bind O +GR B-GENE +, O +whereas O +a O +control O +GRE O +avidly O +bound O +receptor O +. O + +Sequence O +determination O +of O +isolated O +peptides O +suggested O +that O +Asn120 O +is O +glycosylated O +, O +Asn65 O +and O +Asn109 O +glycosylated O +in O +some O +molecules O +but O +not O +in O +others O +, O +and O +Asn72 O +not O +glycosylated O +. O + +The O +DNA O +sequence O +conferring O +AP B-GENE +- I-GENE +1 I-GENE +activity O +was O +located O +in O +the O +proximal O +promoter O +region O +. O + +The O +murine B-GENE +mutation I-GENE +dominant I-GENE +white I-GENE +spotting I-GENE +( O +W B-GENE +) O +is O +in O +the O +proto O +- O +oncogene O +, O +c B-GENE +- I-GENE +kit I-GENE +. O + +The O +proteins O +differ O +in O +the O +presence O +or O +absence O +of O +a O +21 O +- O +amino O +- O +acid O +sequence O +located O +24 O +amino O +acids O +C O +terminal O +of O +the O +translational O +initiation O +codon O +. O + +Our O +results O +also O +indicate O +the O +existence O +of O +sequences O +downstream O +of O +- O +0 O +. O +11 O +kb O +which O +can O +influence O +the O +pattern O +of O +tissue O +- O +specific O +expression O +of O +the O +HLA B-GENE +- I-GENE +B7 I-GENE +gene I-GENE +and O +the O +ability O +of O +this O +gene O +to O +respond O +to O +gamma B-GENE +interferon I-GENE +. O + +The O +SH2 B-GENE +and O +SH3 B-GENE +domains I-GENE +of O +pp60src B-GENE +direct O +stable O +association O +with O +tyrosine O +phosphorylated O +proteins O +p130 B-GENE +and O +p110 B-GENE +. O + +These O +clones O +overlapped O +and O +contained O +the O +structural O +gene O +encoding O +the O +complete O +C5 B-GENE +alpha I-GENE +- I-GENE +chain I-GENE +and O +90 O +% O +of O +the O +beta O +- O +chain O +. O + +The O +C5 B-GENE +alpha I-GENE +- I-GENE +chain I-GENE +was O +encoded O +by O +49 O +kilobases O +containing O +26 O +exons O +; O +the O +beta O +- O +chain O +was O +encoded O +by O +29 O +kilobases O +containing O +16 O +exons O +. O + +Heterozygous O +mutation O +in O +the O +G O ++ O +5 O +position O +of O +intron O +33 O +of O +the O +pro B-GENE +- I-GENE +alpha I-GENE +2 I-GENE +( I-GENE +I I-GENE +) I-GENE +gene I-GENE +( O +COL1A2 B-GENE +) O +that O +causes O +aberrant O +RNA O +splicing O +and O +lethal O +osteogenesis O +imperfecta O +. O + +The O +nucleotide O +sequences O +of O +these O +genes O +differ O +at O +only O +nine O +positions O +, O +resulting O +in O +three O +amino O +acid O +differences O +. O + +The O +protein O +predicted O +by O +the O +sequence O +of O +the O +human B-GENE +pim I-GENE +- I-GENE +1 I-GENE +proto I-GENE +- I-GENE +oncogene I-GENE +shares O +extensive O +homology O +with O +known O +serine B-GENE +/ I-GENE +threonine I-GENE +protein I-GENE +kinases I-GENE +, O +and O +yet O +the O +human B-GENE +Pim I-GENE +- I-GENE +1 I-GENE +enzyme I-GENE +has O +previously O +been O +reported O +to O +exhibit O +protein B-GENE +tyrosine I-GENE +kinase I-GENE +activity O +both O +in O +vitro O +and O +in O +vivo O +. O + +A O +full B-GENE +- I-GENE +length I-GENE +human I-GENE +pim I-GENE +- I-GENE +1 I-GENE +cDNA I-GENE +was O +subcloned O +into O +the O +bacterial O +vector O +pGEX O +- O +2T O +and O +the O +Pim B-GENE +- I-GENE +1 I-GENE +protein I-GENE +expressed O +as O +a O +fusion O +product O +with O +bacterial B-GENE +glutathione I-GENE +S I-GENE +- I-GENE +transferase I-GENE +( O +GST B-GENE +) O +. O + +The O +10 O +kDa O +polypeptide O +was O +phosphorylated O +in O +vitro O +by O +incubating O +wheat O +etioplast O +membranes O +with O +[ O +gamma O +32P O +] O +ATP O +. O + +Homology O +with O +the O +human O +protein O +is O +only O +34 O +% O +in O +the O +tandem O +repeat O +domain O +, O +mainly O +showing O +conservation O +of O +serines O +and O +threonines O +, O +presumed O +sites O +of O +O O +- O +linked O +carbohydrate O +attachment O +. O + +In O +addition O +to O +targeting O +partially O +assembled O +Ti B-GENE +alpha I-GENE +- I-GENE +beta I-GENE +CD3 B-GENE +gamma I-GENE +delta I-GENE +epsilon I-GENE +TCR B-GENE +complexes I-GENE +to O +the O +cell O +surface O +, O +CD3 B-GENE +zeta I-GENE +appears O +to O +be O +essential O +for O +interleukin B-GENE +- I-GENE +2 I-GENE +production O +after O +TCR B-GENE +stimulation O +with O +antigen B-GENE +/ I-GENE +major I-GENE +histocompatibility I-GENE +complex I-GENE +. O + +When O +desipramine O +was O +injected O +16 O +hrs O +after O +fluoxetine O +injection O +, O +brain O +levels O +of O +desipramine O +were O +no O +longer O +elevated O +. O + +Opposite O +effects O +of O +CYP1 B-GENE +are O +observed O +in O +aerobic O +, O +heme O +- O +sufficient O +cells O +. O + +A O +segmental O +analysis O +of O +the O +key O +regions O +of O +HLA B-GENE +- I-GENE +DR1 I-GENE +that O +control O +T O +cell O +allorecognition O +was O +performed O +by O +using O +a O +series O +of O +transfected O +cell O +lines O +expressing O +the O +products O +of O +recombinant O +DRB B-GENE +/ O +H B-GENE +- I-GENE +2Eb I-GENE +genes O +, O +paired O +with O +either O +DR B-GENE +alpha I-GENE +or O +H B-GENE +- I-GENE +2E I-GENE +alpha I-GENE +. O + +We O +characterized O +cDNA O +clones O +specific O +for O +the O +extracellular O +matrix O +glycoprotein O +undulin B-GENE +. O + +The O +alpha B-GENE +inhibin I-GENE +promoter I-GENE +containing O +a O +mutated O +CRE O +was O +not O +regulated O +by O +forskolin O +in O +granulosa O +cells O +and O +did O +not O +bind O +the O +CREB B-GENE +protein I-GENE +. O + +Regulation O +of O +the O +alpha B-GENE +inhibin I-GENE +gene I-GENE +by O +cyclic O +adenosine O +3 O +' O +, O +5 O +' O +- O +monophosphate O +after O +transfection O +into O +rat O +granulosa O +cells O +. O + +Comparison O +of O +the O +nucleotide O +sequences O +between O +the O +human O +and O +bovine O +DNA O +showed O +that O +the O +sequence O +similarity O +extended O +2400 O +bp O +downstream O +from O +the O +coding O +region O +. O + +In O +patients O +with O +osteomyelitis O +and O +joint O +empyema O +( O +n O += O +48 O +) O +PMN B-GENE +elastase I-GENE +had O +a O +sensitivity O +of O +77 O +% O +, O +which O +was O +only O +exceeded O +by O +that O +of O +the O +unspecific O +erythrocyte O +sedimentation O +rate O +( O +sensitivity O +89 O +% O +) O +. O + +These O +results O +indicate O +that O +the O +sulfhydryl O +group O +of O +certain O +angiotensin B-GENE +converting I-GENE +enzyme I-GENE +inhibitors O +can O +potentiate O +their O +effect O +on O +the O +endogenous O +nitrovasodilator O +EDRF B-GENE +. O + +Pharmacokinetics O +of O +FK O +506 O +in O +transplant O +patients O +. O + +A O +second O +even O +more O +significant O +match O +to O +this O +E O +. O +coli O +region O +was O +found O +in O +the O +retroviral B-GENE +ribonuclease I-GENE +H I-GENE +( O +RNase B-GENE +H I-GENE +) O +domain O +, O +and O +corresponds O +precisely O +to O +a O +region O +that O +has O +been O +aligned O +by O +previous O +investigators O +with O +the O +E B-GENE +. I-GENE +coli I-GENE +RNase I-GENE +H I-GENE +, O +suggesting O +that O +Pol B-GENE +I I-GENE +helices O +O O +and O +P O +are O +homologous O +to O +helices O +A O +and O +D O +of O +the O +RNase B-GENE +H I-GENE +crystal O +structure O +, O +respectively O +. O + +Analysis O +of O +the O +deduced O +amino O +acid O +sequence O +suggests O +that O +CHIP28 B-GENE +protein I-GENE +contains O +six O +bilayer O +- O +spanning O +domains O +, O +two O +exofacial O +potential O +N O +- O +glycosylation O +sites O +, O +and O +intracellular O +N O +and O +C O +termini O +. O + +The O +qualitative O +concentrations O +of O +HCG B-GENE +had O +a O +sensitivity O +of O +37 O +. O +5 O +% O +and O +a O +specificity O +of O +100 O +% O +. O + +The O +reduced O +rate O +of O +F O +absorption O +and O +slower O +rise O +in O +plasma O +F O +concentration O +accompanying O +delayed O +gastric O +emptying O +indicate O +that O +passage O +of O +F O +into O +the O +small O +intestine O +is O +the O +major O +factor O +in O +rapid O +F O +absorption O +. O + +The O +activity O +of O +serum B-GENE +lipase I-GENE +and O +amylase B-GENE +distinctly O +increased O +at O +3 O +h O +and O +went O +up O +to O +the O +maximum O +at O +12 O +h O +after O +injection O +of O +Na O +- O +Tc O +. O + +They O +were O +checked O +for O +anti B-GENE +- I-GENE +HCV I-GENE +( O +anti B-GENE +- I-GENE +C100 I-GENE +- I-GENE +3 I-GENE +) O +with O +HCV O +EIA O +kit O +( O +Abbott O +Lab O +. O +, O +North O +Chicago O +, O +IL O +) O +. O + +Diltiazem O +resulted O +in O +a O +significant O +increase O +in O +epicardial O +diameter O +( O ++ O +10 O +% O +; O +p O += O +0 O +. O +001 O +) O +and O +in O +coronary O +blood O +flow O +( O +CBF O +) O +( O ++ O +30 O +% O +; O +p O += O +0 O +. O +0001 O +) O +. O + +The O +first O +transfusion O +resulted O +in O +a O +platelet O +increment O +to O +32 O +Gpt O +/ O +l O +( O +CCI O +11 O +) O +. O + +These O +risk O +factors O +can O +be O +divided O +into O +2 O +groups O +: O +local O +vessel O +wall O +- O +related O +factors O +, O +and O +local O +( O +focal O +action O +) O +systemic O +factors O +. O + +Epidemiology O +and O +prevention O +of O +hospital O +infections O +in O +the O +Local O +Health O +Unit O +of O +Sassari O +: O +profile O +of O +bacterial O +resistance O +and O +antimicrobial O +agents O +of O +large O +usage O +. O + +PRDII B-GENE +- I-GENE +BF1 I-GENE +- I-GENE +derived I-GENE +cDNAs I-GENE +did O +not O +result O +in O +stimulation O +of O +either O +basal O +or O +tat B-GENE +- O +induced O +activated O +gene O +expression O +. O + +Vaccinia O +virus O +( O +VV O +) O +is O +a O +potent O +immunogen O +, O +but O +the O +nature O +of O +VV O +proteins O +involved O +in O +the O +activation O +of O +the O +immune O +response O +of O +the O +host O +is O +not O +yet O +known O +. O + +Max B-GENE +: O +functional O +domains O +and O +interaction O +with O +c B-GENE +- I-GENE +Myc I-GENE +. O + +86 O +: O +3199 O +- O +3203 O +) O +or O +G1 O +to O +S O +phase O +( O +Reilly O +, O +C O +. O + +Substitutions O +introduced O +at O +bases O +surrounding O +the O +ICR2 B-GENE +motif I-GENE +yielded O +levels O +of O +pRNA O +replication O +that O +differed O +, O +depending O +on O +the O +maintenance O +of O +a O +putative O +5 O +' O +stem O +- O +loop O +structure O +in O +the O +positive O +strand O +of O +the O +viral O +genome O +. O + +Zn O +( O +II O +) O +coordination O +domain O +mutants O +of O +T4 O +gene B-GENE +32 I-GENE +protein O +. O + +Zn O +( O +II O +) O +coordination O +domain O +mutants O +of O +T4 B-GENE +gene I-GENE +32 I-GENE +protein I-GENE +. O + +The O +tissue O +specificity O +of O +gene O +expression O +was O +identical O +to O +that O +described O +previously O +for O +the O +CaMV B-GENE +35S I-GENE +domain I-GENE +B I-GENE +enhancer I-GENE +element I-GENE +. O + +The O +pathophysiology O +and O +clinical O +management O +of O +acute O +brain O +injury O +in O +infancy O +and O +childhood O +are O +presented O +using O +acute O +traumatic O +brain O +injury O +as O +a O +model O +. O + +Transcripts O +from O +a O +second O +POU B-GENE +- I-GENE +domain I-GENE +gene I-GENE +, O +Oct B-GENE +- I-GENE +25 I-GENE +, O +were O +present O +at O +low O +levels O +in O +oocytes O +and O +early O +embryos O +and O +were O +dramatically O +upregulated O +during O +early O +gastrulation O +. O + +The O +genome O +of O +Thogoto O +virus O +comprises O +six O +segments O +of O +single O +- O +stranded O +, O +negative O +sense O +RNA O +. O + +These O +tumors O +were O +classified O +into O +three O +broad O +groups O +: O +I O +, O +cystadenoma O +; O +II O +, O +cystadenocarcinoma O +; O +and O +III O +, O +adenocarcinoma O +with O +mucin B-GENE +production O +or O +an O +associated O +cyst O +. O + +Immunostaining O +of O +cells O +transfected O +with O +these O +constructs O +revealed O +that O +both O +the O +myristoylated O +and O +nonmyristoylated O +mutants O +were O +localized O +in O +nuclei O +, O +whereas O +wild B-GENE +- I-GENE +type I-GENE +PKC I-GENE +alpha I-GENE +was O +primarily O +cytoplasmic O +and O +perinuclear O +. O + +We O +have O +partially O +sequenced O +the O +RAP74 B-GENE +protein I-GENE +from O +purified O +HeLa O +cells O +, O +cloned O +its O +complementary O +DNA O +and O +shown O +that O +its O +translation O +product O +can O +interact O +with O +RAP30 B-GENE +in O +vitro O +as O +well O +as O +in O +vivo O +. O + +Effects O +of O +thromboxane B-GENE +synthetase I-GENE +inhibition O +on O +postburn O +mesenteric O +vascular O +resistance O +and O +the O +rate O +of O +bacterial O +translocation O +in O +a O +chronic O +porcine O +model O +. O + +The O +primary O +pancreatic O +insult O +seemed O +to O +be O +unaffected O +by O +the O +treatment O +, O +because O +neither O +the O +rise O +in O +plasma B-GENE +lipase I-GENE +nor O +the O +development O +of O +ascites O +or O +the O +extension O +of O +the O +pancreatic O +necrosis O +were O +diminished O +. O + +The O +size O +of O +the O +mutant O +molecule O +corresponds O +to O +the O +unprocessed O +cytoplasmic O +precursor O +( O +pre B-GENE +- I-GENE +super I-GENE +- I-GENE +pro I-GENE +- I-GENE +PrB I-GENE +) O +, O +as O +detected O +in O +sec61 B-GENE +mutants I-GENE +, O +when O +translocation O +into O +the O +endoplasmic O +reticulum O +is O +blocked O +. O + +Thus O +, O +the O +active O +- O +site O +mutation O +prevents O +the O +wild O +- O +type O +processing O +of O +the O +N O +- O +glycosylated O +73 O +- O +kDa O +precursor O +of O +PrB B-GENE +to O +the O +41 B-GENE +. I-GENE +5 I-GENE +kDa I-GENE +pro I-GENE +- I-GENE +PrB I-GENE +in O +the O +endoplasmic O +reticulum O +. O + +The O +predicted O +amino O +acid O +sequence O +exhibited O +70 O +% O +identity O +to O +that O +of O +Bacillus B-GENE +stearothermophilus I-GENE +TyrTS I-GENE +and O +55 O +% O +identity O +to O +that O +of O +E B-GENE +. I-GENE +coli I-GENE +TyrTS I-GENE +, O +while O +identity O +to O +a O +second O +cryptic O +B B-GENE +. I-GENE +subtilis I-GENE +TyrTS I-GENE +gene I-GENE +, O +designated O +tyrZ B-GENE +, O +was O +only O +27 O +% O +. O + +Heat O +- O +inducible O +CAT B-GENE +activity O +was O +detectable O +when O +additional O +sequences O +from O +the O +native O +promoter O +containing O +three O +CCAAT O +boxes O +and O +a O +single O +HSE O +were O +present O +in O +the O +constructions O +. O + +SETTING O +- O +- O +Women O +, O +Infants O +, O +and O +Children O +clinics O +in O +Minneapolis O +, O +Minn O +. O + +BACKGROUND O +: O +The O +effectiveness O +of O +monoamine B-GENE +oxidase I-GENE +inhibitors O +( O +MAOIs O +) O +in O +tricyclic O +resistant O +depression O +has O +received O +surprisingly O +little O +systematic O +study O +. O + +The O +upstream O +delta O +- O +alpha O +breakpoint O +is O +flanked O +by O +the O +direct O +repeats O +of O +the O +acceptor O +splice O +site O +, O +whereas O +the O +down O +- O +stream O +alpha O +- O +delta O +breakpoint O +is O +located O +in O +the O +adjacent O +intron O +. O + +Patients O +with O +moderate O +PDDAT O +were O +impaired O +on O +all O +serial O +positions O +for O +both O +spatial O +order O +and O +spatial O +recognition O +memory O +. O + +Bone O +and O +bones O +. O + +Management O +often O +involves O +beta O +- O +and O +calcium O +channel O +blocking O +drugs O +or O +type O +IC O +antiarrhythmic O +drugs O +. O + +To O +overcome O +this O +problem O +, O +we O +have O +overexpressed O +Kex2p B-GENE +using O +the O +baculovirus O +/ O +insect O +cell O +expression O +system O +. O + +J O +. O + +The O +major B-GENE +49 I-GENE +- I-GENE +kDa I-GENE +core I-GENE +protein I-GENE +in O +the O +liver O +HSPG B-GENE +preparation O +was O +found O +to O +be O +reactive O +to O +an O +antibody O +that O +specifically O +recognizes O +the O +cytoplasmic O +domain O +of O +fibroglycan B-GENE +. O + +While O +no O +obvious O +transmembrane O +regions O +were O +identified O +, O +several O +short O +hydrophobic O +amino O +acid O +stretches O +were O +found O +to O +be O +localized O +in O +and O +around O +the O +Pro O +II O +region O +, O +and O +these O +may O +be O +responsible O +for O +attachment O +of O +precursors O +to O +membranes O +. O + +Toxicity O +was O +mild O +, O +mainly O +consisting O +of O +emesis O +( O +81 O +% O +of O +the O +patients O +; O +66 O +% O +of O +the O +courses O +) O +, O +leukopenia O +of O +World O +Health O +Organization O +( O +WHO O +) O +grade O +1 O +to O +2 O +( O +47 O +% O +of O +the O +patients O +; O +18 O +% O +of O +the O +courses O +) O +, O +and O +thrombocytopenia O +( O +12 O +% O +of O +the O +patients O +; O +3 O +% O +of O +the O +courses O +) O +. O + +This O +study O +confirms O +, O +although O +individual O +reaction O +is O +remarkably O +different O +, O +transportation O +as O +a O +potent O +stressor O +for O +Beagle O +dogs O +. O + +RESULTS O +: O +Plasma B-GENE +AVP I-GENE +responses O +to O +osmotic O +stimulation O +, O +and O +non O +- O +osmotic O +inhibition O +by O +drinking O +, O +were O +normal O +in O +patients O +with O +compulsive O +water O +drinking O +. O + +The O +fragments O +of O +each O +region O +were O +amplified O +by O +polymerase O +chain O +reaction O +and O +analyzed O +by O +gel O +electrophoresis O +to O +detect O +single O +- O +strand O +conformation O +polymorphism O +. O + +The O +csbA B-GENE +fusion I-GENE +was O +maximally O +expressed O +during O +early O +stationary O +phase O +in O +cells O +grown O +in O +Luria O +broth O +containing O +5 O +% O +glucose O +and O +0 O +. O +2 O +% O +glutamine O +. O + +The O +constraints O +of O +primase B-GENE +recognition I-GENE +sequences I-GENE +, O +nucleotide O +substrate O +requirements O +, O +and O +the O +effects O +of O +additional O +proteins O +on O +oligoribonucleotide O +synthesis O +by O +the O +63 B-GENE +- I-GENE +kDa I-GENE +gene I-GENE +4 I-GENE +protein I-GENE +have O +been O +examined O +using O +templates O +of O +defined O +sequence O +. O + +Thrombolytic O +therapy O +in O +spontaneous O +coronary O +artery O +dissection O +. O + +A O +prospective O +trial O +was O +carried O +out O +in O +156 O +unselected O +patients O +( O +41 O +men O +, O +mean O +age O +67 O +. O +5 O +years O +, O +115 O +women O +, O +mean O +age O +71 O +. O +4 O +years O +) O +who O +had O +undergone O +total O +hip O +joint O +replacement O +because O +of O +degenerative O +or O +inflammatory O +arthritis O +or O +fracture O +of O +the O +neck O +of O +the O +femur O +. O + +When O +both O +lesions O +were O +complete O +lateral O +hemisections O +in O +weanling O +operates O +, O +little O +behavioral O +recovery O +was O +observed O +, O +similar O +to O +complete O +spinal O +cord O +transection O +( O +N O += O +3 O +) O +. O + +Human O +SRF B-GENE +- I-GENE +related I-GENE +proteins I-GENE +: O +DNA O +- O +binding O +properties O +and O +potential O +regulatory O +targets O +. O + +We O +have O +isolated O +cDNAs O +for O +a O +gene O +coding O +for O +a O +G B-GENE +protein I-GENE +alpha I-GENE +subunit I-GENE +from I-GENE +tomato I-GENE +( O +Lycopersicon O +esculentum O +, O +cv O +. O + +Growth O +factor O +stimulation O +of O +cells O +causes O +the O +phosphorylation O +of O +the O +c B-GENE +- I-GENE +Myc I-GENE +transcriptional I-GENE +activation I-GENE +domain I-GENE +at O +Ser62 O +within O +a O +proline O +- O +rich O +region O +that O +is O +highly O +conserved O +among O +members O +of O +the O +Myc B-GENE +family I-GENE +( O +Alvarez O +, O +E O +. O +, O +Northwood O +, O +I O +. O +C O +. O +, O +Gonzalez O +, O +F O +. O + +The O +authors O +evaluated O +the O +potential O +for O +thrombotic O +complications O +arising O +from O +implantation O +of O +a O +ventricular O +assist O +device O +( O +Sarns O +/ O +3M O +- O +VAD O +) O +in O +four O +calves O +. O + +Cardiac O +output O +( O +CO O +) O +was O +significantly O +higher O +( O +p O +less O +than O +0 O +. O +0005 O +) O +in O +the O +MBBF O +group O +. O + +Amino O +acid O +residues O +147 O +- O +167 O +of O +the O +previously O +reported O +sequence O +are O +replaced O +by O +new O +residues O +147 O +to O +150 O +. O + +Transcriptional O +activation O +by O +the O +HIV B-GENE +- I-GENE +1 I-GENE +Tat I-GENE +protein I-GENE +requires O +specific O +residues O +in O +the O +hexanucleotide O +loop O +and O +trinucleotide O +bulge O +of O +the O +TAR B-GENE +RNA O +stem O +- O +loop O +structure O +found O +in O +the O +5 O +' O +- O +untranslated O +leader O +of O +all O +viral O +transcripts O +. O + +These O +results O +strongly O +suggest O +that O +locally O +- O +applied O +TTC O +in O +combination O +with O +FDBA O +enhances O +new O +bone O +formation O +in O +experimental O +alveolar O +bone O +defects O +. O + +As O +an O +initial O +step O +towards O +the O +characterization O +of O +replicative O +DNA B-GENE +polymerases I-GENE +of I-GENE +trypanosomes I-GENE +, O +we O +have O +cloned O +, O +sequenced O +and O +examined O +the O +expression O +of O +the O +Trypanosoma O +( O +Trypanozoon O +) O +brucei O +brucei O +gene O +that O +encodes O +the O +DNA B-GENE +polymerase I-GENE +alpha I-GENE +catalytic I-GENE +core I-GENE +( O +pol B-GENE +alpha I-GENE +) O +. O + +In O +addition O +, O +there O +was O +a O +significant O +increase O +in O +postdexamethasone O +cortical O +concentrations O +with O +age O +( O +p O +less O +than O +0 O +. O +01 O +; O +r O += O +0 O +. O +31 O +) O +. O + +The O +volume O +fraction O +( O +Vv O +) O +and O +number O +/ O +mm2 O +( O +Na O +) O +of O +all O +capillaries O +( O +perfused O +and O +nonperfused O +) O +in O +a O +given O +area O +of O +brain O +were O +determined O +after O +staining O +for O +alkaline B-GENE +phosphatase I-GENE +. O + +Airway O +pressure O +and O +air O +flow O +were O +measured O +at O +the O +endotracheal O +tube O +in O +13 O +children O +on O +a O +variety O +of O +ventilators O +. O + +Appl O +. O + +Issues O +of O +distribution O +of O +kinetic O +energy O +of O +traumatizing O +object O +in O +direct O +contact O +interaction O +with O +head O +during O +impact O +are O +discussed O +from O +position O +of O +biomechanics O +. O + +CONCLUSION O +: O +Monitoring O +SpO2 O +at O +the O +nasal O +septum O +site O +is O +more O +reliable O +than O +monitoring O +it O +at O +the O +finger O +site O +in O +hypothermic O +patients O +. O + +The O +granules O +grew O +as O +the O +melted O +material O +immersed O +into O +the O +void O +space O +among O +the O +adhered O +particles O +. O + +Hence O +, O +the O +uPA B-GENE +promoter I-GENE +contains O +multiple O +weak O +cis O +- O +acting O +elements O +distributed O +over O +7 O +. O +0 O +kb O +5 O +' O +to O +the O +translation O +start O +site O +. O + +Substituting O +a O +Ser O +for O +Gly69 O +or O +a O +Glu O +for O +Lys O +71 O +in O +the O +conserved O +TGEK B-GENE +tetrapeptide I-GENE +in O +finger O +II O +of O +TFIIIA B-GENE +resulted O +in O +the O +loss O +of O +DNA O +binding O +. O + +P O +. O + +In O +one O +, O +exploratory O +behavior O +( O +assessed O +by O +hole O +pokes O +) O +and O +locomotion O +were O +assessed O +during O +a O +10 O +- O +min O +test O +session O +. O + +12 O +- O +O O +- O +Tetradecanoylphorbol O +13 O +- O +acetate O +was O +found O +to O +inhibit O +rapidly O +and O +potently O +the O +expression O +of O +mRNAs O +coding O +for O +the O +myogenic O +regulators O +CMD1 B-GENE +and O +myogenin B-GENE +. O + +In O +Xenopus O +laevis O +, O +the O +gene O +encoding O +the O +elongation B-GENE +factor I-GENE +1 I-GENE +- I-GENE +alpha I-GENE +variant I-GENE +EF B-GENE +- I-GENE +1 I-GENE +alpha I-GENE +O I-GENE +, O +where O +O O +stands O +for O +oocyte O +, O +is O +expressed O +in O +oocytes O +and O +early O +embryos O +. O + +These O +introns O +belong O +to O +the O +class O +of O +nuclear O +pre O +- O +mRNA O +introns O +and O +contain O +typical O +5 O +' O +- O +and O +3 O +' O +- O +consensus O +sequences O +, O +as O +well O +as O +unique O +features O +. O + +The O +mRNA O +identified O +in O +both O +human O +and O +rat O +cells O +with O +the O +human B-GENE +clathrin I-GENE +clone O +revealed O +transcripts O +of O +approximately O +6 O +. O +5 O +kb O +, O +which O +is O +consistent O +with O +the O +predicted O +180 O +kDa O +molecular O +weight O +of O +the O +clathrin B-GENE +heavy I-GENE +chain I-GENE +. O + +In O +this O +report O +, O +almost O +6 O +kb O +of O +DNA O +sequence O +is O +presented O +, O +including O +1251 O +bp O +5 O +' O +to O +the O +gene O +, O +over O +4 O +kb O +of O +exon O +and O +exon O +- O +intron O +junctions O +, O +and O +583 O +bp O +3 O +' O +to O +the O +gene O +. O + +Antibodies O +specific O +to O +rE12 B-GENE +and O +rNFIL B-GENE +- I-GENE +6 I-GENE +disrupt O +nucleoprotein O +complexes O +with O +these O +DNA O +- O +binding O +sites O +, O +confirming O +the O +interaction O +of O +native O +in O +vivo O +factors O +. O + +A O +method O +is O +described O +for O +detecting O +targeted O +events O +at O +the O +mu B-GENE +heavy I-GENE +chain I-GENE +gene I-GENE +which O +relies O +on O +co O +- O +conversion O +( O +or O +co O +- O +exchange O +) O +of O +a O +point O +mutation O +with O +a O +selectable O +marker O +contained O +on O +a O +replacement O +vector O +. O + +Allergenic O +activity O +of O +allergen O +extract O +Ambrosia O +elatior O +( O +AE O +) O +was O +tested O +in O +fifteen O +volunteers O +extremely O +sensitive O +to O +the O +allergen O +. O + +This O +study O +was O +aimed O +at O +assessing O +whether O +c O +- O +DDP O +administration O +immediately O +before O +radiotherapy O +could O +increase O +frequency O +and O +duration O +of O +objective O +responses O +, O +as O +well O +as O +survival O +, O +in O +patients O +affected O +with O +locally O +advanced O +stages O +of O +squamous O +carcinomas O +of O +the O +head O +and O +neck O +. O + +Two O +potential O +regulatory O +sequences O +for O +DNA O +binding O +proteins O +were O +found O +in O +the O +non O +- O +coding O +5 O +' O +region O +: O +a O +HAP2 B-GENE +/ O +HAP3 B-GENE +consensus O +recognition O +sequence O +at O +nucleotide O +- O +154 O +and O +a O +BAF1 B-GENE +consensus I-GENE +recognition I-GENE +sequence I-GENE +at O +nucleotide O +- O +136 O +. O + +We O +exploit O +the O +properties O +of O +LexA B-GENE +fusion I-GENE +proteins I-GENE +to O +study O +the O +dimerization O +and O +DNA O +- O +contacting O +domains O +of O +cRel B-GENE +. O + +Plasma O +lipid O +and O +lipoprotein O +profiles O +were O +compared O +in O +elderly O +female O +runners O +( O +RU O +: O +n O += O +15 O +, O +aged O +66 O ++ O +/ O +- O +5 O +years O +, O +body O +fat O +20 O ++ O +/ O +- O +4 O +% O +, O +training O +distance O +35 O ++ O +/ O +- O +15 O +km O +week O +- O +1 O +, O +VO2max O +36 O ++ O +/ O +- O +4 O +ml O +kg O +- O +1 O +min O +- O +1 O +, O +mean O ++ O +/ O +- O +SD O +) O +and O +age O +- O +matched O +untrained O +women O +( O +UT O +: O +n O += O +28 O +, O +66 O ++ O +/ O +- O +4 O +years O +, O +body O +fat O +26 O ++ O +/ O +- O +6 O +% O +, O +VO2max O +26 O ++ O +/ O +- O +3 O +ml O +kg O +- O +1 O +min O +- O +1 O +) O +. O + +Fundamental O +and O +clinical O +evaluation O +of O +equilibrium O +dialysis O +- O +- O +radioimmunoassay O +system O +for O +measurement O +of O +serum O +free O +thyroxine O + +We O +conclude O +that O +TA O +caused O +a O +specific O +decrease O +in O +AGD O +on O +GD O +20 O +that O +was O +largely O +reversed O +by O +PCD O +23 O +. O + +When O +examined O +as O +adults O +( O +8 O +weeks O +old O +) O +, O +the O +external O +genitalia O +of O +TA O +- O +exposed O +offspring O +were O +normal O +. O + +After O +PTCA O +, O +ejection O +fraction O +increased O +from O +54 O ++ O +/ O +- O +8 O +% O +to O +59 O ++ O +/ O +- O +8 O +% O +( O +p O +less O +than O +0 O +. O +05 O +) O +and O +regional O +function O +improved O +significantly O +( O +maximal O +standard O +deviation O +before O +PTCA O +: O +2 O +. O +8 O ++ O +/ O +- O +0 O +. O +8 O +; O +after O +PTCA O +: O +1 O +. O +9 O ++ O +/ O +- O +0 O +. O +9 O +- O +segments O +below O +the O +first O +standard O +deviation O +before O +PTCA O +: O +31 O ++ O +/ O +- O +16 O +; O +after O +PTCA O +: O +19 O ++ O +/ O +- O +17 O +) O +. O + +The O +alcoholic O +patient O +, O +his O +work O +and O +the O +subjectivity O +of O +the O +period O + +These O +data O +suggest O +that O +the O +combined O +treatment O +with O +a O +thromboxane B-GENE +synthetase I-GENE +inhibitor O +and O +a O +thromboxane B-GENE +receptor I-GENE +antagonist O +provides O +a O +better O +protection O +against O +digoxin O +intoxication O +than O +with O +either O +agent O +alone O +. O + +A O +330 O +- O +kb O +YAC O +, O +A148A7 O +, O +spanned O +from O +the O +HLA B-GENE +- O +DQA1 B-GENE +locus O +through O +the O +Y3 B-GENE +/ O +Ring B-GENE +4 I-GENE +locus O +and O +extended O +at O +least O +130 O +kb O +centromeric O +of O +YAC O +B1D12 O +. O + +Adverse O +foetal O +outcome O +in O +specific O +IgM B-GENE +positive O +Chlamydia O +trachomatis O +infection O +in O +pregnancy O +. O + +Using O +an O +image O +- O +processing O +computer O +, O +regional O +LV O +time O +- O +density O +curves O +were O +constructed O +for O +one O +cardiac O +cycle O +. O + +In O +a O +second O +patient O +the O +VT O +became O +nonsustained O +. O + +The O +possible O +mechanisms O +underlying O +differences O +in O +post O +- O +tetanic O +effects O +from O +muscle O +and O +cutaneous O +afferents O +in O +adults O +and O +neonates O +are O +discussed O +. O + +We O +examined O +behavioral O +alterations O +in O +the O +brown O +cockroach O +, O +Periplaneta O +brunnea O +, O +infected O +with O +the O +acanthocephalan O +, O +Moniliformis O +moniliformis O +. O + +First O +, O +the O +finding O +of O +a O +monomeric O +Alu B-GENE +family O +repeat O +at O +the O +junction O +between O +nonhomology O +block O +I O +and O +homology O +block O +Y O +of O +the O +alpha B-GENE +2 I-GENE +gene I-GENE +- I-GENE +containing I-GENE +unit I-GENE +in I-GENE +rhesus I-GENE +macaque I-GENE +suggests O +that O +the O +dimeric O +Alu B-GENE +family O +repeat O +, O +Alu B-GENE +3 I-GENE +, O +at O +the O +orthologous O +position O +in O +human O +was O +generated O +by O +insertion O +of O +a O +monomeric O +Alu B-GENE +family O +repeat O +into O +the O +3 O +' O +end O +of O +another O +preexisting O +Alu B-GENE +family O +repeat O +. O + +The O +sequence O +of O +the O +repressor O +locus O +, O +c O +, O +of O +the O +Streptomyces O +temperate O +phage O +, O +phi O +C31 O +, O +was O +shown O +previously O +to O +contain O +an O +open O +reading O +frame O +encoding O +a O +74 O +kDa O +protein O +. O + +This O +differential O +sensitivity O +to O +DB O +, O +as O +measured O +by O +a O +lower O +concentration O +of O +DB O +which O +caused O +loss O +of O +righting O +in O +LS O +, O +was O +accompanied O +by O +an O +equal O +rate O +of O +water O +- O +soluble O +barbiturate O +brain O +distribution O +and O +elimination O +in O +the O +two O +lines O +. O + +The O +existence O +of O +threshold O +concentrations O +, O +above O +which O +certain O +phenomena O +may O +occur O +, O +strengthens O +the O +role O +of O +sentinels O +. O + +However O +, O +it O +was O +synthesized O +at O +both O +temperatures O +after O +addition O +of O +A23187 O +. O + +Ten O +out O +of O +10 O +patients O +with O +progressive O +disease O +had O +mast O +cells O +greater O +than O +or O +equal O +to O +0 O +. O +5 O +% O +, O +hyaluronan O +greater O +than O +or O +equal O +to O +50 O +micrograms O +. O +l O +- O +1 O +and O +fibronectin B-GENE +greater O +than O +or O +equal O +to O +350 O +micrograms O +. O +l O +- O +1 O +compared O +to O +eight O +out O +of O +41 O +patients O +with O +stable O +or O +regressive O +disease O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +Our O +mapping O +results O +did O +not O +suggest O +involvement O +of O +this O +gene O +in O +previously O +mapped O +genetic O +disorders O +or O +in O +known O +neoplasia O +- O +associated O +translocation O +breakpoints O +. O + +These O +changes O +weren O +' O +t O +so O +significant O +in O +the O +group O +of O +obese O +children O +who O +didn O +' O +t O +lose O +weight O +. O + +Arsenic O +contents O +in O +native O +copper O + +In O +ten O +other O +experiments O +( O +5 O +experimental O +and O +5 O +control O +rats O +) O +99mTc O +- O +sulfur O +colloid O +was O +injected O +intravenously O +. O + +Magnetotherapy O +of O +hepatitis O +A O +and O +B O +in O +children O + +These O +results O +were O +superior O +to O +those O +in O +24 O +patients O +with O +conventional O +end O +- O +to O +- O +end O +sutures O +on O +clinical O +testing O +. O + +Mutational O +analysis O +supports O +a O +role O +for O +multiple O +structural O +features O +in O +the O +C O +- O +terminal O +secretion O +signal O +of O +Escherichia B-GENE +coli I-GENE +haemolysin I-GENE +. O + +Among O +blood O +donors O +in O +the O +Republic O +of O +Serbia O +, O +regardless O +the O +number O +of O +blood O +donations O +, O +the O +percentage O +of O +female O +donors O +is O +significantly O +lower O +compared O +to O +the O +percentage O +of O +male O +blood O +donors O +. O + +Extramedullary O +relapse O +in O +childhood O +leukemia O +. O + +Mycoplasma O +pneumoniae O +was O +isolated O +from O +the O +pleural O +fluid O +of O +this O +patient O +. O + +RU486 O +and O +ONO O +802 O +in O +combination O +have O +been O +shown O +to O +be O +effective O +in O +early O +termination O +of O +pregnancy O +. O + +The O +presence O +of O +local O +abnormalities O +in O +both O +patients O +can O +support O +the O +hypothesis O +that O +the O +cortex O +, O +especially O +of O +the O +temporal O +anterior O +lobe O +, O +is O +involved O +in O +the O +origin O +of O +the O +laughing O +seizures O +. O + +In O +line O +with O +the O +small O +values O +for O +QS O +/ O +QC O +, O +our O +results O +further O +indicate O +that O +even O +large O +, O +well O +- O +perfused O +, O +occluded O +air O +spaces O +in O +the O +lung O +will O +hardly O +affect O +the O +recovered O +ventilation O +/ O +perfusion O +distribution O +obtained O +from O +inert O +gas O +data O +when O +CDCSF6 O +exceeds O +0 O +. O +1 O +ml O +. O +min O +- O +1 O +. O +mmHg O +- O +1 O +. O + +Many O +cells O +were O +negative O +for O +endothelial O +- O +cell O +markers O +, O +and O +they O +reacted O +with O +a O +monoclonal O +antibody O +against O +muscle O +actin B-GENE +. O + +CT O +abnormalities O +noted O +in O +term O +babies O +included O +hemorrhage O +( O +subarachnoid O +5 O +. O +8 O +% O +, O +intracerebral O +11 O +. O +6 O +% O +) O +, O +hypodensity O +( O +mild O +23 O +. O +2 O +% O +, O +moderate O +11 O +. O +6 O +% O +severe O +5 O +. O +8 O +% O +) O +; O +hypodensity O +with O +hemorrhage O +5 O +. O +8 O +% O +and O +cerebral O +atrophy O +5 O +. O +8 O +% O +. O + +The O +effects O +of O +contrast O +media O +on O +coagulation B-GENE +factor I-GENE +XII I-GENE +. O + +Pigs O +were O +switched O +from O +the O +growing O +to O +the O +finishing O +diet O +at O +57 O +and O +61 O +kg O +in O +Exp O +. O + +In O +sixteen O +patients O +with O +moderate O +essential O +hypertension O +the O +effects O +of O +10 O +- O +day O +nifedipine O +treatment O +on O +serum O +uric O +acid O +and O +renal O +excretion O +of O +uric O +acid O +were O +evaluated O +. O + +TPTA O +produced O +brain O +congestion O +, O +and O +hepatic O +and O +pulmonary O +petechial O +and O +generalized O +hemorrhages O +. O + +Examples O +are O +using O +more O +subjects O +or O +an O +improved O +research O +design O +, O +developing O +consensus O +statements O +or O +using O +meta O +- O +analysis O +. O + +A O +two O +phase O +slug O +flow O +tubular O +heat O +exchanger O +was O +used O +for O +the O +thermal O +inactivation O +of O +Listeria O +monocytogenes O +in O +natural O +infected O +milk O +from O +seven O +cows O +. O + +So O +far O +15 O +children O +have O +been O +studied O +. 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O + +The O +cDNA O +contained O +an O +open O +reading O +frame O +of O +1392 O +bp O +that O +predicted O +a O +protein O +of O +464 O +amino O +acids O +and O +a O +molecular O +mass O +of O +52 O +kDa O +; O +this O +protein O +has O +97 O +% O +identity O +to O +rat B-GENE +liver I-GENE +glucokinase I-GENE +. O + +Analysis O +of O +viral O +mutants O +in O +vivo O +demonstrated O +that O +the O +NFIII B-GENE +/ O +OCT B-GENE +- I-GENE +1 I-GENE +binding O +site O +and O +a O +conserved O +ATF B-GENE +motif I-GENE +were O +important O +for O +efficient O +viral O +growth O +. O + +Recovery O +of O +radiolabelled O +BA O +through O +urine O +( O +28 O +% O +) O +and O +faeces O +( O +22 O +% O +) O +up O +to O +96 O +hrs O +averaged O +50 O +% O +, O +whereas O +residual O +radioactivity O +in O +liver O +and O +testis O +experienced O +a O +recovery O +of O +29 O +% O +in O +scorbutic O +animals O +. O + +Paradoxically O +, O +however O +, O +the O +GH B-GENE +receptor I-GENE +cloned O +from O +liver O +exhibits O +no O +sequence O +similarity O +to O +receptors O +with O +known O +signal O +transduction O +mechanisms O +, O +including O +those O +exhibiting O +ligand O +- O +activated O +tyrosine B-GENE +kinase I-GENE +activity O +. O + +This O +indicates O +that O +under O +certain O +experimental O +conditions O +cdc2 B-GENE +/ O +p58 B-GENE +and O +cdc2 B-GENE +/ O +p62 B-GENE +may O +express O +some O +differences O +in O +their O +catalytic O +activity O +. O + +Mutation O +analysis O +implicated O +multiple O +segments O +of O +the O +5 O +' O +untranslated O +region O +as O +contributing O +to O +the O +inhibitory O +effect O +. O + +Identification O +of O +Ets B-GENE +- O +and O +notch B-GENE +- O +related O +subunits O +in O +GA B-GENE +binding I-GENE +protein I-GENE +. O + +The O +enzymatic O +response O +of O +neutrophils O +and O +monocytes O +was O +similar O +although O +the O +magnitude O +of O +the O +NADPH B-GENE +oxidase I-GENE +activity O +was O +significantly O +higher O +in O +neutrophils O +than O +in O +monocytes O +. O + +In O +the O +ileum O +, O +enterotoxin O +increased O +the O +luminal O +disappearance O +( O +P O +less O +than O +0 O +. O +05 O +) O +and O +peripheral O +blood O +appearance O +( O +P O +less O +than O +0 O +. O +001 O +) O +of O +chloroquine O +. O + +It O +is O +concluded O +that O +attention O +to O +these O +issues O +can O +substantially O +improve O +the O +quality O +of O +research O +on O +AIDS O +related O +behaviors O +on O +Black O +communities O +. O + +The O +effectiveness O +of O +alpha O +- O +mercapto O +- O +beta O +- O +( O +2 O +- O +furyl O +) O +acrylic O +acid O +( O +MFA O +) O +and O +N O +- O +benzyl O +- O +N O +- O +dithiocarboxy O +- O +D O +- O +glucamine O +( O +NaB O +) O +, O +used O +in O +combination O +, O +in O +the O +mobilization O +and O +excretion O +of O +lead O +was O +investigated O +in O +rats O +. O + +These O +results O +suggest O +that O +beta B-GENE +- I-GENE +1 I-GENE +may O +act O +as O +a O +tissue O +- O +specific O +, O +trans O +- O +acting O +regulator O +of O +the O +expression O +of O +the O +beta B-GENE +- I-GENE +zein I-GENE +gene I-GENE +in O +developing O +maize O +endosperm O +. O + +This O +study O +examines O +the O +effects O +of O +hypovolemia O +on O +the O +extracellular O +ptO2 O +and O +ptH O +distributions O +at O +multiple O +tissue O +sites O +using O +a O +recently O +developed O +multipoint O +microelectrode O +, O +that O +provides O +simultaneous O +measurements O +of O +ptO2 O +and O +ptH O +. O + +All O +members O +are O +also O +capable O +of O +activating O +in O +vivo O +transcription O +from O +promoters O +that O +contain O +a O +C B-GENE +/ I-GENE +EBP I-GENE +- I-GENE +binding I-GENE +site I-GENE +. O + +The O +domains O +involved O +in O +superactivation O +appear O +to O +be O +a O +subset O +of O +those O +necessary O +to O +achieve O +synergistic O +activation O +. O + +Information O +on O +conserved O +noncoding O +sequences O +will O +help O +in O +studies O +on O +the O +regulation O +of O +the O +pro B-GENE +alpha I-GENE +1 I-GENE +( I-GENE +II I-GENE +) I-GENE +collagen I-GENE +gene I-GENE +. O + +Chlamydia O +trachomatis O +and O +Chlamydia O +psittaci O +were O +not O +affected O +by O +methanol O +fixation O +. O + +Although O +human O +infections O +with O +bacteraemia O +due O +to O +Pasteurella O +multocida O +are O +not O +uncommon O +, O +endocarditis O +associated O +with O +P O +. O +haemolytica O +is O +rare O +. O + +For O +SMX O +at O +pH O +7 O +. O +0 O +, O +a O +1 O +: O +1 O +complex O +is O +formed O +, O +but O +at O +pH O +7 O +. O +5 O +HPCD O +has O +little O +effect O +on O +the O +solubility O +of O +the O +highly O +ionized O +SMX O +, O +presumably O +since O +only O +un O +- O +ionized O +molecules O +can O +form O +inclusion O +complexes O +with O +the O +HPCD O +. O + +PO2 O +measurements O +using O +a O +double O +barrelled O +recess O +type O +microelectrodes O +were O +measured O +in O +the O +optic O +nerve O +head O +of O +miniature O +pigs O +in O +normoxia O +and O +hyperoxia O +. O + +POU B-GENE +- O +specific O +and O +POU B-GENE +- O +homeo O +domains O +of O +Oct3 B-GENE +were O +produced O +in O +Echerichia O +coli O +for O +characterization O +of O +DNA O +binding O +to O +the O +octamer O +sequence O +. O + +The O +nucleotide O +( O +nt O +) O +sequences O +of O +the O +exons O +, O +exon O +/ O +intron O +boundaries O +and O +5 O +' O +- O +and O +3 O +' O +- O +untranslated O +regions O +were O +determined O +. O + +Out O +of O +40 O +patients O +, O +who O +initially O +did O +not O +show O +eye O +complications O +due O +to O +leprosy O +, O +37 O +patients O +were O +essentially O +the O +same O +10 O +years O +later O +. O + +Thus O +, O +two O +very O +different O +regulatory O +elements O +are O +used O +to O +mediate O +estrogen O +induction O +of O +related O +genes O +in O +chickens O +and O +amphibians O +. O + +Experimentally O +in O +green O +monkeys O +, O +Syrian O +hamsters O +and O +white O +mice O +the O +authors O +studied O +the O +pathogenic O +properties O +of O +a O +new O +virus O +Issyk O +- O +Kul O +. O + +Increasing O +mean O +arterial O +pressure O +by O +phenylephrine O +infusion O +to O +levels O +much O +greater O +than O +produced O +by O +NMA O +and O +NNA O +caused O +only O +small O +reductions O +in O +cardiac O +output O +. O + +J O +. O + +With O +stepwise O +reductions O +in O +flow O +, O +the O +peak O +( O +S O +) O +and O +trough O +( O +D O +) O +points O +of O +the O +maximum O +shifted O +- O +frequency O +envelope O +fell O +in O +parallel O +in O +a O +linear O +fashion O +until O +D O +reached O +zero O +. O + +The O +IE0 B-GENE +gene I-GENE +product O +also O +transactivated O +the O +IE1 B-GENE +promoter I-GENE +but O +did O +not O +affect O +expression O +from O +its O +own O +promoter O +. O + +Evaluation O +of O +left O +ventricular O +function O +using O +gated O +planar O +myocardial O +imaging O +with O +Tc O +- O +99m O +- O +MIBI O + +Bone O +marrow O +abnormalities O +in O +Hodgkin O +' O +s O +disease O +are O +reviewed O +and O +the O +current O +understanding O +of O +the O +pathological O +mechanisms O +leading O +to O +aplastic O +anemia O +is O +discussed O +. O + +The O +smaller O +uptake O +rate O +and O +faster O +clearance O +rate O +resulted O +in O +the O +lower O +BCF O +for O +SWA O +killifish O +. O + +Increases O +in O +the O +perfusate O +PCO2 O +but O +not O +in O +the O +perfusate O +H O ++ O +were O +highly O +correlated O +with O +decreases O +in O +both O +myocardial O +contractility O +and O +oxygen O +consumption O +( O +r2 O += O +. O +88 O +) O +. O + +Expression O +was O +cell O +cycle O +controlled O +, O +with O +steady O +- O +state O +RNA O +levels O +significantly O +higher O +in O +growth O +- O +arrested O +than O +in O +growth O +- O +stimulated O +cells O +. O + +Determinants O +of O +recurrent O +ischaemia O +and O +revascularisation O +procedures O +after O +thrombolysis O +with O +recombinant O +tissue B-GENE +plasminogen I-GENE +activator I-GENE +in O +primary O +coronary O +occlusion O +. O + +Therefore O +, O +the O +rbcL B-GENE +- O +rbcS B-GENE +locus O +seems O +to O +be O +barely O +expressed O +under O +a O +standard O +condition O +for O +photoautotrophic O +growth O +. O + +Relationship O +between O +mitochondrial B-GENE +NADH I-GENE +- I-GENE +ubiquinone I-GENE +reductase I-GENE +and O +a O +bacterial B-GENE +NAD I-GENE +- I-GENE +reducing I-GENE +hydrogenase I-GENE +. O + +Analysis O +of O +mRNA O +expression O +shows O +that O +AT B-GENE +- I-GENE +BP1 I-GENE +and O +AT B-GENE +- I-GENE +BP2 I-GENE +are O +expressed O +in O +all O +the O +tissues O +examined O +. O + +3 O +cases O + +Sequence O +requirements O +for O +premature O +transcription O +arrest O +within O +the O +first O +intron O +of O +the O +mouse B-GENE +c I-GENE +- I-GENE +fos I-GENE +gene I-GENE +. O + +Infarct O +regional O +ejection O +fraction O +improved O +by O +10 O +. O +1 O ++ O +/ O +- O +2 O +. O +1 O +% O +between O +early O +and O +late O +studies O +when O +the O +infarct O +- O +related O +artery O +was O +patent O +and O +by O +4 O +. O +8 O ++ O +/ O +- O +1 O +. O +4 O +% O +if O +it O +was O +occluded O +( O +p O += O +0 O +. O +048 O +) O +; O +changes O +in O +global O +and O +noninfarct O +regional O +ejection O +fraction O +were O +similar O +irrespective O +of O +perfusion O +status O +. O + +One O +of O +its O +lysine O +residues O +is O +modified O +by O +spermidine O +to O +form O +hypusine O +, O +a O +posttranslational O +modification O +unique O +to O +eIF B-GENE +- I-GENE +5A I-GENE +. O + +The O +plasmid O +shuffle O +technique O +was O +used O +to O +replace O +the O +wild O +- O +type O +gene O +with O +the O +mutant O +form O +, O +resulting O +in O +failure O +of O +the O +yeast O +cells O +to O +grow O +. O + +If O +this O +is O +the O +case O +, O +identification O +and O +characterization O +of O +transcripts O +from O +the O +Ig B-GENE +loci I-GENE +should O +permit O +a O +better O +understanding O +of O +the O +gene O +rearrangement O +process O +. O + +Transcription O +of O +the O +metH B-GENE +gene I-GENE +in I-GENE +Salmonella I-GENE +typhimurium I-GENE +and I-GENE +Escherichia I-GENE +coli I-GENE +is O +positively O +regulated O +by O +the O +metR B-GENE +gene I-GENE +product I-GENE +, O +a O +DNA O +binding O +protein O +. O + +Disruption O +of O +the O +chromosomal B-GENE +AAR1 I-GENE +gene I-GENE +in O +alpha O +and O +a O +/ O +alpha O +cells O +conferred O +the O +nonmating O +phenotype O +, O +and O +the O +a O +/ O +alpha O +diploids O +could O +not O +sporulate O +. O + +The O +effect O +of O +ICRF O +- O +187 O +on O +the O +antitumor O +response O +induced O +by O +the O +combination O +of O +ADR O +and O +WBH O +was O +also O +investigated O +in O +order O +to O +assess O +alterations O +in O +the O +therapeutic O +index O +of O +this O +combined O +therapeutic O +modality O +treatment O +. O + +The O +ORF O +was O +analyzed O +for O +secondary O +structural O +features O +, O +and O +the O +sequence O +data O +bases O +were O +searched O +for O +homologies O +. O + +Mitomycin O +- O +C O +can O +cause O +severe O +necrosis O +and O +ulceration O +when O +extravasated O +inadvertently O +into O +skin O +and O +soft O +tissues O +following O +IV O +drug O +administration O +. O + +In O +this O +study O +, O +we O +have O +cloned O +the O +5 O +' O +- O +flanking O +region O +of O +the O +human B-GENE +nidogen I-GENE +gene I-GENE +. O + +Consistent O +with O +the O +in O +vivo O +result O +, O +the O +pseudorevertant O +endonucleases O +in O +the O +crude O +cell O +extract O +display O +site O +- O +specific O +partial O +DNA O +cleavage O +activity O +. O + +Additionally O +, O +I B-GENE +kappa I-GENE +B I-GENE +beta I-GENE +, O +but O +not O +I B-GENE +kappa I-GENE +B I-GENE +alpha I-GENE +, O +also O +prevented O +the O +binding O +of O +Rel B-GENE +to O +the O +kappa B-GENE +B I-GENE +site I-GENE +. O + +Sequence O +analysis O +reveals O +that O +the O +DNA O +binding O +domain O +of O +ILF B-GENE +has O +strong O +homology O +to O +the O +recently O +described O +fork B-GENE +head I-GENE +DNA I-GENE +binding I-GENE +domain I-GENE +found O +in O +the O +Drosophila B-GENE +homeotic I-GENE +protein I-GENE +fork I-GENE +head I-GENE +and O +a O +family O +of O +hepatocyte B-GENE +nuclear I-GENE +factors I-GENE +, O +HNF B-GENE +- I-GENE +3 I-GENE +. O + +Lengthy O +and O +repeated O +hemodialyses O +were O +required O +to O +lower O +lithemia O +to O +nontoxic O +ranges O +. O + +A O +single O +i O +. O +p O +. O +injection O +of O +d O +, O +l O +- O +baclofen O +10 O +mg O +/ O +kg O +both O +reduced O +noradrenaline O +( O +NA O +) O +biosynthesis O +in O +vivo O +( O +31 O +% O +) O +and O +the O +endogenous O +concentration O +of O +normetanephrine O +( O +NMN O +) O +( O +32 O +% O +) O +and O +increased O +NA O +levels O +( O +28 O +% O +) O +. O + +Fufang O +wuzi O +yanzong O +pills O +have O +strong O +leukogenic O +effect O +on O +cyclophosphamide O +induced O +leukopenia O +in O +mice O +. O + +Mutations O +in O +the O +small O +subunit O +of O +ribulosebisphosphate B-GENE +carboxylase I-GENE +affect O +subunit O +binding O +and O +catalysis O +. 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O + +In O +study O +2 O +, O +the O +correlation O +coefficients O +between O +the O +ISO2 O +measurements O +obtained O +at O +the O +ulcer O +margin O +and O +at O +the O +adjacent O +normal O +mucosa O +, O +and O +delta O +ISO2 O +obtained O +by O +the O +experienced O +observer O +and O +one O +of O +the O +three O +learners O +were O +0 O +. O +94 O +, O +0 O +. O +97 O +, O +and O +0 O +. O +94 O +, O +respectively O +. O + +Bronchial O +mucosa O +tattooing O +in O +persons O +exposed O +to O +different O +industrial O +aerosols O +did O +not O +depend O +on O +the O +forms O +of O +PC O +, O +DB O +and O +the O +diseases O +' O +stages O +. O + +Anti B-GENE +- I-GENE +HBc I-GENE +production O +of O +PBMC O +was O +enhanced O +remarkably O +in O +this O +case O +. O + +Lipoprotein B-GENE +lipase I-GENE +( O +LPL B-GENE +) O +, O +a O +key O +enzyme O +in O +normal O +lipoprotein O +metabolism O +, O +has O +a O +complex O +pattern O +of O +regulation O +and O +tissue O +- O +specific O +expression O +. O + +Deletion O +of O +the O +proximal O +octanucleotide O +motif O +from O +the O +plasmid O +containing O +the O +- O +461 O +fragment O +of O +the O +LPL B-GENE +promoter I-GENE +, O +resulted O +in O +a O +79 O +and O +76 O +% O +decrease O +in O +the O +level O +of O +expression O +in O +transfected O +3T3 O +- O +L1 O +adipocytes O +and O +HepG2 O +hepatocytes O +, O +respectively O +. O + +We O +examined O +the O +binding O +of O +purified O +T3 B-GENE +receptor I-GENE +alpha I-GENE +( O +T3R B-GENE +alpha I-GENE +) O +, O +overexpressed O +in O +Escherichia O +coli O +, O +to O +wild O +- O +type O +and O +up O +and O +down O +mutations O +of O +the O +rGH B-GENE +T3RE B-GENE +to O +evaluate O +whether O +transcriptional O +potency O +correlates O +with O +changes O +in O +T3R B-GENE +binding O +. O + +Comparison O +of O +the O +cDNA O +- O +predicted O +avian B-GENE +TnIcardiac I-GENE +amino I-GENE +acid I-GENE +sequences I-GENE +with O +known O +TnI B-GENE +sequences I-GENE +indicated O +1 O +) O +that O +the O +presence O +of O +an O +N O +- O +terminal O +extension O +sequence O +carrying O +a O +dual O +protein B-GENE +kinase I-GENE +A I-GENE +phosphorylation O +target O +site O +and O +an O +adjacent O +proline O +- O +rich O +segment O +is O +an O +ancient O +cardiac O +- O +specific O +feature O +of O +TnI B-GENE +which O +has O +been O +conserved O +since O +the O +bird O +/ O +mammal O +divergence O +, O +2 O +) O +that O +features O +of O +the O +near O +- O +N O +- O +terminal O +troponin B-GENE +C I-GENE +( O +TnC B-GENE +) O +- O +binding O +site O +sequence O +suggest O +isoform O +- O +specific O +adaptation O +of O +TnI B-GENE +and O +TnC B-GENE +, O +and O +3 O +) O +that O +the O +avian O +TnIcardiac B-GENE +internal O +actin B-GENE +/ I-GENE +TnC I-GENE +- I-GENE +binding I-GENE +, I-GENE +actomyosin I-GENE +- I-GENE +inhibitory I-GENE +, I-GENE +domain I-GENE +shows O +significant O +sequence O +divergence O +from O +mammalian B-GENE +TnIcardiac I-GENE +sequences I-GENE +, O +including O +the O +absence O +of O +a O +protein B-GENE +kinase I-GENE +C I-GENE +target O +site O +which O +is O +a O +cardiac O +- O +specific O +feature O +of O +TnI B-GENE +in O +mammals O +. O + +Ventilatory O +management O +casebook O +. O + +An O +ASSEMBLER O +routine O +for O +on O +- O +line O +graphic O +display O +and O +averaging O +of O +data O +acquired O +on O +a O +personal O +microcomputer O +. O + +Expression O +of O +the O +mouse B-GENE +TSH I-GENE +beta I-GENE +gene I-GENE +, O +therefore O +, O +gives O +rise O +to O +multiple O +mRNAs O +, O +each O +with O +a O +unique O +5 O +' O +- O +untranslated O +region O +. O + +It O +was O +found O +that O +the O +ROSP O +undergoes O +a O +number O +of O +fluctuations O +in O +the O +negative O +and O +positive O +directions O +with O +a O +gradually O +decreasing O +amplitude O +in O +the O +course O +of O +5 O +- O +25 O +days O +following O +the O +operation O +, O +after O +which O +relatively O +stable O +negative O +values O +of O +the O +ROSP O +are O +established O +on O +the O +average O +in O +electrodes O +implanted O +to O +the O +level O +of O +the O +dura O +mater O +, O +and O +positive O +values O +in O +electrodes O +implanted O +to O +the O +level O +of O +the O +pia O +mater O +. O + +Blood O +flow O +velocity O +waveforms O +were O +recorded O +by O +pulsed O +Doppler O +examination O +of O +the O +fetal O +internal O +carotid O +and O +middle O +cerebral O +arteries O +using O +the O +established O +transabdominal O +route O +as O +well O +as O +a O +new O +transvaginal O +approach O +. O + +Quantitative O +analysis O +of O +DNA O +using O +flow O +cytometry O +and O +immunocytochemical O +findings O +in O +16 O +cases O +of O +cardiac O +myxomas O + +Sequence O +analysis O +revealed O +that O +in O +addition O +to O +the O +non O +- O +spliced O +variant O +, O +multiple O +mRNA O +species O +were O +generated O +by O +alternative O +splicing O +resulting O +in O +the O +exclusion O +of O +92 O +, O +166 O +, O +170 O +, O +174 O +and O +263 O +nucleotides O +( O +nt O +) O +, O +respectively O +, O +from O +exon O +1 O +. O + +Position O +22 O +is O +an O +isoleucine O +in O +the O +complete B-GENE +SsoL12 I-GENE +protein I-GENE +sequence I-GENE +, O +coded O +by O +an O +AUA O +codon O +. O + +Symptoms O +due O +to O +the O +action O +of O +mastocyte O +mediators O +were O +observed O +. O + +In O +the O +yeast O +Saccharomyces O +cerevisiae O +, O +copper O +levels O +exert O +some O +control O +over O +the O +level O +of O +SOD1 B-GENE +expression O +. O + +Of O +these O +179 O +samples O +, O +Mobiluncus O +SP O +was O +observed O +in O +35 O +( O +19 O +. O +6 O +% O +) O +using O +Gram O +staining O +and O +in O +18 O +( O +10 O +. O +1 O +% O +) O +this O +microorganism O +was O +isolated O +in O +agar O +RLK O +and O +anaerobic O +atmosphere O +. O + +Previous O +investigators O +have O +suggested O +that O +subretinal O +blood O +damages O +the O +retina O +in O +part O +because O +of O +its O +solid O +fibrin B-GENE +meshwork O +. O + +Twenty O +- O +four O +hours O +later O +, O +the O +animals O +were O +randomized O +to O +subretinal O +treatment O +with O +2 O +. O +5 O +micrograms O +of O +tissue B-GENE +plasminogen I-GENE +activator I-GENE +or O +a O +similar O +volume O +of O +physiologic O +saline O +. O + +Neuro O +- O +otological O +examinations O +revealed O +spontaneous O +downbeat O +nystagmus O +, O +bilateral O +gaze O +nystagmus O +and O +rebound O +nystagmus O +. O + +Since O +the O +morphology O +of O +the O +lesions O +can O +mimic O +that O +of O +other O +cutaneous O +disorders O +, O +Bowen O +' O +s O +disease O +is O +often O +not O +recognized O +initially O +. O + +Equine O +amnion O +and O +live O +yeast O +cell O +derivative O +were O +evaluated O +as O +a O +biological O +dressing O +and O +as O +a O +topical O +wound O +medicament O +respectively O +, O +in O +the O +treatment O +of O +granulating O +wounds O +of O +the O +distal O +portion O +of O +the O +limbs O +of O +horses O +. O + +To O +lower O +the O +current O +high O +incidence O +of O +NANB O +- O +induced O +PTH O +, O +in O +1986 O +, O +the O +American O +Association O +of O +Blood O +Banks O +( O +AABB O +) O +recommended O +testing O +for O +these O +PTH O +- O +associated O +" O +surrogate O +" O +markers O +on O +all O +donated O +units O +of O +blood O +. O + +Fusion O +of O +ubiquitin B-GENE +to O +pADPRP B-GENE +increased O +the O +yield O +of O +pADPRP B-GENE +approximately O +10 O +- O +fold O +compared O +to O +that O +of O +the O +unfused O +enzyme O +. O + +In O +group O +III O +, O +patients O +also O +received O +their O +own O +mediastinal O +drainage O +blood O +, O +shed O +for O +6 O +hours O +after O +operation O +, O +after O +concentration O +and O +washing O +in O +a O +MBRS O +. O + +The O +effect O +of O +salmon B-GENE +calcitonin I-GENE +nasal O +spray O +in O +women O +with O +established O +osteoporosis O +has O +also O +been O +studied O +. O + +Skeletal O +muscle O +metaboreceptor O +responses O +are O +impaired O +in O +heart O +failure O +. O + +Skeletal O +muscle O +metaboreceptor O +exercise O +responses O +are O +attenuated O +in O +heart O +failure O +. O + +Evaluation O +of O +antiepileptic O +drug O +effect O +on O +membrane O +fluidity O +. O + +The O +examinations O +were O +performed O +on O +two O +groups O +of O +20 O +( O +using O +AmF O +/ O +SnF2 O +) O +- O +, O +resp O +. O + +The O +vaccine O +used O +was O +known O +to O +be O +immunogenic O +for O +older O +children O +and O +adults O +. O + +Both O +groups O +then O +underwent O +hypnotic O +induction O +, O +and O +completed O +the O +test O +again O +( O +R2 O +) O +. O + +Applications O +of O +three O +- O +dimensional O +analysis O +to O +the O +auditory O +P300 O +. O + +The O +construct O +was O +introduced O +into O +BW2001 O +( O +xth O +- O +11 O +, O +nfo O +- O +2 O +) O +strain O +cells O +of O +Escherichia O +coli O +. O + +Recombinant B-GENE +human I-GENE +TFIID I-GENE +supported O +weak O +basal O +transcription O +in O +heat O +- O +treated O +nuclear O +extracts O +whereas O +a O +partially O +purified O +TFIID B-GENE +fraction O +from O +HeLa O +cells O +reconstituted O +a O +maximal O +level O +of O +transcription O +. O + +Only O +after O +a O +pretreatment O +aimed O +at O +increasing O +its O +oxide O +surface O +layer O +was O +titanium O +powder O +found O +to O +accelerate O +the O +precipitation O +from O +solutions O +containing O +2 O +mmol O +/ O +L O +CaCl2 O +, O +2 O +mmol O +/ O +L O +KH2PO4 O +, O +50 O +mmol O +/ O +L O +Hepes O +, O +pH O +7 O +. O +2 O +, O +and O +to O +induce O +precipitation O +from O +metastable O +solutions O +containing O +1 O +. O +2 O +mmol O +/ O +L O +CaCl2 O +, O +1 O +. O +2 O +mmol O +/ O +L O +KH2PO4 O +, O +50 O +mmol O +/ O +L O +Hepes O +, O +pH O +7 O +. O +2 O +, O +at O +37 O +degrees O +C O +. O + +We O +conclude O +that O +solidification O +could O +occur O +in O +all O +feeds O +containing O +casein B-GENE +and O +that O +alternative O +feeds O +should O +be O +considered O +in O +patients O +with O +increased O +gastric O +acidity O +. O + +Neither O +model O +, O +as O +applied O +, O +provided O +a O +satisfactory O +account O +of O +the O +effects O +of O +the O +main O +variables O +of O +number O +of O +tones O +and O +amount O +of O +perturbation O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +400 O +WORDS O +) O + +Determination O +of O +an O +RNA O +structure O +involved O +in O +splicing O +inhibition O +of O +a O +muscle O +- O +specific O +exon O +. O + +Endothelial O +cells O +stored O +with O +University O +of O +Wisconsin O +solution O +excluded O +trypan O +blue O +better O +( O +1 O +. O +0 O +% O ++ O +/ O +- O +0 O +. O +5 O +% O +cells O +stained O +, O +p O +less O +than O +0 O +. O +001 O +. O + +The O +effect O +of O +diffusion O +limitation O +was O +quantified O +in O +terms O +of O +the O +ratio O +O2 O +uptake O +/ O +O2 O +requirement O +( O += O +fraction O +of O +cross O +- O +sectional O +area O +supplied O +with O +O2 O +) O +, O +assuming O +local O +O2 O +requirement O +per O +unit O +volume O +to O +be O +constant O +and O +independent O +of O +PO2 O +at O +PO2 O +greater O +than O +0 O +. O + +( O +2 O +) O +Diffusion O +limitation O +in O +the O +heterogeneous O +model O +sets O +in O +at O +a O +lower O +O2 O +requirement O +value O +, O +and O +increases O +more O +gradually O +with O +increasing O +O2 O +requirement O +, O +than O +in O +the O +corresponding O +homogeneous O +models O +with O +the O +same O +average O +cylinder O +diameter O +. O + +The O +antihypertensive O +effect O +of O +Estulic O +has O +been O +examined O +over O +a O +12 O +- O +month O +period O +in O +101 O +hypertensive O +patients O +. O + +At O +the O +time O +of O +the O +seizure O +, O +the O +patient O +was O +asked O +to O +read O +a O +test O +phrase O +aloud O +until O +it O +was O +read O +correctly O +and O +clearly O +. O + +Monitoring O +patients O +with O +acute O +leukemia O +for O +IL B-GENE +- I-GENE +1 I-GENE +and O +TNF B-GENE +levels O +throughout O +the O +clinical O +course O +of O +disease O +may O +help O +clarify O +the O +causes O +of O +febrile O +episodes O +. O + +Echinococcus O +granulosus O +was O +diagnosed O +by O +fine O +- O +needle O +aspiration O +cytology O +of O +a O +lung O +cyst O +in O +a O +6 O +- O +yr O +- O +old O +white O +female O +in O +central O +Missouri O +. O + +The O +sequence O +was O +determined O +of O +6493 O +nucleotides O +encompassing O +the O +bet B-GENE +genes I-GENE +of I-GENE +Escherichia I-GENE +coli I-GENE +which O +encode O +the O +osmoregulatory O +choline O +- O +glycine O +betaine O +pathway O +. O + +A O +7 O +- O +day O +treatment O +of O +amphotericin O +B O +( O +5 O +mg O +/ O +kg O +/ O +day O +i O +. O +p O +. O +) O +significantly O +reduced O +the O +glomerular O +filtration O +rate O +( O +GFR O +) O +measured O +as O +inuline O +clearance O +and O +creatinine O +clearance O +( O +0 O +. O +74 O ++ O +/ O +- O +0 O +. O +29 O +and O +0 O +. O +16 O ++ O +/ O +- O +0 O +. O +04 O +ml O +/ O +min O +, O +respectively O +) O +in O +comparison O +to O +vehicle O +- O +treated O +rats O +( O +2 O +. O +04 O ++ O +/ O +- O +0 O +. O +23 O +and O +1 O +. O +29 O ++ O +/ O +- O +0 O +. O +19 O +ml O +/ O +min O +, O +respectively O +) O +. O + +Confocal O +fluorescence O +microscopy O +in O +modern O +cell O +biology O +. O + +Toluene O +is O +the O +chemical O +most O +frequently O +present O +in O +cases O +involving O +volatile O +solvents O +. O + +Fortunately O +DDT O +- O +, O +HCH O +- O +and O +HCB O +- O +levels O +decreased O +in O +breast O +milk O +during O +the O +last O +years O +. O + +A O +herpesvirus O +proteinase O +activity O +has O +been O +identified O +and O +partially O +characterized O +by O +using O +the O +cloned O +enzyme O +and O +substrate O +genes O +in O +transient O +transfection O +assays O +. O + +Adult O +H O +, O +but O +not O +R O +, O +manifested O +the O +burrowing O +preference O +whenever O +offered O +the O +opportunity O +. O + +The O +rear O +silver O +liquid O +chamber O +was O +threefold O +thick O +to O +17 O +MeV O +protons O +in O +water O +and O +it O +efficiently O +produced O +either O +13N O +by O +the O +16O O +( O +p O +, O +alpha O +) O +13N O +reaction O +or O +[ O +18F O +] O +fluoride O +ion O +by O +the O +18O O +( O +p O +, O +n O +) O +18F O +reaction O +. O + +Heterogeneous O +electron O +transfer O +of O +cytochrome B-GENE +c I-GENE +facilitated O +by O +polypyrrole O +and O +methylene O +blue O +polypyrrole O +film O +modified O +electrodes O +. O + +Selective O +activation O +of O +adrenaline O +secretion O +by O +the O +rat O +adrenal O +in O +neuroglycopenia O +detected O +via O +microdialysis O + +The O +1489 O +- O +base O +pair O +EFIA B-GENE +cDNA O +encodes O +a O +322 O +- O +amino O +acid O +protein O +which O +is O +nearly O +identical O +to O +two O +previously O +described O +human O +DNA O +binding O +proteins O +. O + +Four O +putative O +positive O +cDNA O +clones O +were O +isolated O +, O +and O +the O +largest O +insert O +( O +pASB B-GENE +- I-GENE +1 I-GENE +) O +was O +sequenced O +in O +both O +orientations O +. O + +Sci O +. O + +Dose O +standardisation O +of O +botulinum B-GENE +toxin I-GENE +. O + +The O +coding O +sequence O +for O +a O +260 O +- O +amino O +- O +acid O +residue O +polypeptide O +was O +interrupted O +by O +a O +single O +short O +intron O +of O +60 O +base O +pairs O +( O +bp O +) O +, O +and O +about O +70 O +% O +of O +the O +deduced O +amino O +acid O +sequence O +of O +the O +Drosophila B-GENE +PCNA I-GENE +was O +identical O +to O +the O +rat O +and O +human B-GENE +PCNA I-GENE +polypeptides I-GENE +, O +with O +conserved O +unique O +repeats O +of O +leucine O +in O +the O +C O +- O +terminal O +region O +. O + +Translational O +fusions O +of O +the O +aroF B-GENE +regulatory I-GENE +regions I-GENE +to O +lacZ B-GENE +were O +constructed O +and O +then O +introduced O +in O +single O +copy O +into O +the O +E O +. O +coli O +chromosome O +. O +beta B-GENE +- I-GENE +Galactosidase I-GENE +assays O +for O +tyrR O +- O +mediated O +regulation O +of O +aroF B-GENE +- O +lacZ B-GENE +expression O +revealed O +that O +the O +E B-GENE +. I-GENE +coli I-GENE +TyrR I-GENE +repressor I-GENE +apparently O +recognizes O +the O +operators O +of O +both O +organisms O +with O +about O +equal O +efficiency O +. O + +During O +exercise O +K O ++ O +is O +released O +from O +contracting O +muscle O +and O +plasma O +K O ++ O +concentration O +rises O +. O + +Following O +treatment O +, O +serum O +estradiol O +levels O +were O +higher O +in O +groups O +E O ++ O +T O +and O +E O +than O +in O +group O +C O +. O + +We O +conclude O +that O +the O +beta O +- O +adrenergic O +agonist O +, O +isoproterenol O +, O +has O +little O +influence O +on O +vascular O +capacitance O +or O +liver O +volume O +of O +dogs O +, O +unless O +the O +hepatic O +outflow O +resistance O +is O +elevated O +by O +agents O +such O +as O +histamine O +. O + +DNA O +sequence O +and O +evolution O +of O +the O +CPS B-GENE +domain I-GENE +of O +the O +Syrian B-GENE +hamster I-GENE +multifunctional I-GENE +protein I-GENE +CAD I-GENE +. O + +A O +high O +- O +frequency O +restriction O +fragment O +length O +polymorphism O +was O +evident O +in O +the O +DNA O +from O +29 O +unrelated O +individuals O +using O +the O +enzyme O +BglII B-GENE +. O + +The O +antilog O +transformation O +of O +pH O +did O +not O +improve O +the O +results O +. O + +Telomeres O +prevent O +end O +- O +to O +- O +end O +fusions O +and O +exonucleolytic O +degradation O +, O +enable O +the O +end O +of O +the O +linear O +DNA O +molecule O +to O +replicate O +, O +and O +function O +in O +cell O +division O +. O + +One O +of O +these O +is O +located O +in O +the O +5 O +' O +- O +untranslated O +region O +, O +and O +may O +encode O +regulatory O +sequences O +. O + +The O +native O +enzyme O +purified O +from O +protease B-GENE +- I-GENE +B I-GENE +- O +deficient O +URA2 B-GENE +- O +transformed O +cells O +, O +was O +phosphorylated O +in O +vitro O +using O +catalytic O +subunits O +of O +pure O +cAMP B-GENE +- I-GENE +dependent I-GENE +protein I-GENE +kinase I-GENE +. O + +A O +bovine O +abomasum O +lambda O +gt11 O +cDNA O +library O +was O +screened O +with O +a O +monoclonal O +antibody O +raised O +against O +the O +rabbit B-GENE +H I-GENE +, I-GENE +K I-GENE +- I-GENE +ATPase I-GENE +beta I-GENE +subunit I-GENE +. O + +Judicious O +use O +of O +laboratory O +testing O +, O +including O +monitoring O +of O +CD4 B-GENE +cell O +counts O +, O +is O +recommended O +. O + +There O +is O +no O +TATA O +box O +appropriately O +spaced O +upstream O +from O +the O +transcription O +initiation O +site O +. O + +Characterization O +of O +the O +5 O +' O +end O +of O +the O +growth O +- O +regulated O +Syrian B-GENE +hamster I-GENE +CAD I-GENE +gene I-GENE +. O + +Early O +cirrhosis O +, O +an O +early O +modality O +of O +the O +evolution O +of O +acute O +hepatitis O +. O + +Combined O +therapy O +with O +MK O +- O +801 O +and O +nimodipine O +for O +protection O +of O +ischemic O +brain O +damage O +. O + +Initial O +screening O +of O +a O +rat O +liver O +cDNA O +library O +with O +an O +oligonucleotide O +probe O +derived O +from O +the O +rat O +SCP2 B-GENE +protein O +sequence O +revealed O +an O +825 O +- O +base O +pair O +cDNA O +clone O +coding O +for O +the O +complete O +SCP2 B-GENE +protein O +sequence O +. O + +Cloning O +, O +expression O +, O +and O +nucleotide O +sequence O +of O +rat B-GENE +liver I-GENE +sterol I-GENE +carrier I-GENE +protein I-GENE +2 I-GENE +cDNAs I-GENE +. O + +The O +addition O +of O +an O +equimolar O +complex O +of O +the O +fourth O +and O +seventh O +largest O +subunits O +, O +purified O +from O +pol B-GENE +II I-GENE +holoenzyme I-GENE +by O +ion O +- O +exchange O +chromatography O +in O +the O +presence O +of O +urea O +, O +restored O +promoter O +- O +directed O +initiation O +activity O +to O +pol B-GENE +II I-GENE +delta I-GENE +4 I-GENE +/ I-GENE +7 I-GENE +. O + +We O +report O +here O +the O +identification O +of O +HSF B-GENE +in O +the O +fission O +yeast O +Schizosaccharomyces O +pombe O +. O + +Induction O +requires O +the O +ACE1 B-GENE +gene I-GENE +product I-GENE +, O +which O +binds O +to O +specific O +sites O +in O +the O +promoter O +region O +of O +the O +CUP1 B-GENE +gene I-GENE +. O + +Gel O +mobility O +shift O +assays O +using O +a O +synthetic O +E6 B-GENE +motif I-GENE +detected O +a O +B O +- O +cell O +- O +specific O +complex O +in O +addition O +to O +a O +ubiquitous O +band O +found O +also O +in O +T O +cells O +and O +HeLa O +cells O +. O + +The O +sequence O +of O +four O +clones O +was O +sufficient O +to O +construct O +a O +3018 B-GENE +- I-GENE +bp I-GENE +BAL I-GENE +cDNA I-GENE +structure O +. O + +The O +application O +of O +these O +instruments O +allows O +occlusion O +of O +the O +ascending O +aorta O +traversed O +by O +the O +perfusion O +cannula O +inserted O +directly O +or O +through O +the O +apex O +of O +the O +heart O +as O +well O +as O +simultaneous O +left O +ventricular O +venting O +. O + +Adenylosuccinate B-GENE +synthetase I-GENE +( O +IMP O +: O +L B-GENE +- I-GENE +aspartate I-GENE +ligase I-GENE +( O +GDP O +) O +, O +EC B-GENE +6 I-GENE +. I-GENE +3 I-GENE +. I-GENE +4 I-GENE +. I-GENE +4 I-GENE +) O +plays O +an O +important O +role O +in O +purine O +biosynthesis O +catalyzing O +the O +GTP O +- O +dependent O +conversion O +of O +IMP O +to O +AMP O +. O + +Immunophenotyping O +in O +four O +cases O +, O +demonstrated O +non O +- O +B O +, O +non O +- O +T O +cell O +origin O +in O +three O +and O +pre O +- O +B O +cell O +origin O +in O +one O +. O + +The O +results O +strengthen O +the O +conclusion O +that O +predominantly O +dynamic O +activity O +increases O +the O +G4 B-GENE +content O +of O +mature O +innervated O +fast O +muscles O +. O + +We O +reviewed O +the O +records O +of O +151 O +patients O +with O +optic O +neuritis O +examined O +over O +an O +eight O +- O +year O +period O +. O + +Cut O +- O +off O +levels O +that O +define O +abnormality O +are O +rather O +arbitrary O +and O +this O +decreases O +the O +specificity O +of O +the O +test O +in O +apparently O +healthy O +patients O +. O + +Alanine B-GENE +aminotransferase I-GENE +in O +clinical O +practice O +. O + +Nucleotide O +sequence O +analysis O +of O +the O +Pseudomonas B-GENE +putida I-GENE +PpG7 I-GENE +salicylate I-GENE +hydroxylase I-GENE +gene I-GENE +( O +nahG B-GENE +) O +and O +its O +3 O +' O +- O +flanking O +region O +. O + +All O +six O +ARF B-GENE +cDNAs I-GENE +are O +more O +similar O +to O +each O +other O +than O +to O +other O +approximately O +20 B-GENE +- I-GENE +kDa I-GENE +guanine I-GENE +nucleotide I-GENE +- I-GENE +binding I-GENE +proteins I-GENE +. O + +The O +long O +terminal O +repeat O +( O +LTR O +) O +of O +the O +human O +immunodeficiency O +virus O +( O +HIV O +) O +contains O +three O +binding O +sites O +for O +the O +transcriptional O +factor O +Sp1 B-GENE +. O + +DNA O +from O +PCR O +was O +labeled O +and O +used O +to O +isolate O +several O +lambda O +gt11 O +cDNA O +clones O +, O +including O +one O +full O +- O +length O +one O +( O +Dd B-GENE +kinase I-GENE +- I-GENE +2 I-GENE +) O +. O + +A O +. O + +Perilunar O +luxation O +- O +- O +an O +unusual O +injury O +demanding O +immediate O +and O +correct O +treatment O + +Landsberg O +( O +La O +- O +O O +) O +and O +cv O +. O + +In O +summary O +, O +at O +equianesthetic O +concentrations O +, O +desflurane O +and O +isoflurane O +produced O +similar O +hemodynamic O +effects O +; O +however O +, O +in O +the O +absence O +of O +drugs O +that O +inhibit O +autonomic O +reflexes O +, O +desflurane O +had O +less O +negative O +inotropic O +activity O +and O +produced O +less O +decrease O +in O +arterial O +pressure O +. O + +We O +report O +here O +the O +isolation O +of O +a O +full O +- O +length O +cDNA O +clone O +coding O +for O +a O +hitherto O +undiscovered O +isoform O +of O +the O +bovine B-GENE +C I-GENE +- I-GENE +subunit I-GENE +. O + +Isoform B-GENE +C I-GENE +beta I-GENE +2 I-GENE +, O +an O +unusual O +form O +of O +the O +bovine O +catalytic O +subunit O +of O +cAMP B-GENE +- I-GENE +dependent I-GENE +protein I-GENE +kinase I-GENE +. O + +Salient O +applications O +of O +PB O +- O +PK O +modeling O +to O +toxicological O +problems O +are O +illustrated O +with O +examples O +. O + +Patients O +with O +apparently O +minor O +CT O +abnormalities O +may O +have O +significant O +epidural O +disease O +. O + +The O +cdr1 B-GENE +sequence I-GENE +includes O +an O +additional O +237 O +amino O +acids O +of O +the O +contiguous O +fragment O +and O +encodes O +a O +product O +of O +predicted O +Mr O +67 O +, O +000 O +. O + +Armed O +with O +a O +clear O +understanding O +of O +the O +pathophysiologic O +pathways O +that O +may O +cause O +and O +/ O +or O +contribute O +to O +the O +development O +of O +unconjugated O +hyperbilirubinemia O +and O +the O +associated O +jaundice O +, O +the O +practitioner O +will O +be O +successful O +in O +helping O +the O +family O +understand O +their O +child O +' O +s O +illness O +. O + +Displacement O +thresholds O +of O +peripheral O +sites O +in O +monocular O +human O +vision O +were O +obtained O +. O + +The O +authors O +report O +a O +case O +in O +which O +stereotactic O +irrigation O +of O +a O +brain O +cyst O +was O +temporally O +associated O +with O +respiratory O +distress O +. O + +ELISA O +was O +found O +to O +make O +a O +contribution O +to O +the O +diagnosis O +of O +tuberculosis O +similar O +to O +that O +of O +sputum O +smear O +. O + +In O +this O +paper O +, O +we O +report O +a O +detailed O +study O +of O +the O +structure O +and O +the O +functional O +role O +of O +the O +MalT B-GENE +binding I-GENE +sites I-GENE +located O +in O +the O +adjacent O +and O +divergent O +pulAp B-GENE +and O +pulCp B-GENE +promoters I-GENE +. O + +Despite O +the O +small O +number O +of O +patients O +, O +on O +the O +basis O +of O +this O +report O +, O +we O +can O +confirm O +that O +1 O +. O +5 O +MU O +/ O +day O +of O +alpha B-GENE +- I-GENE +IFN I-GENE +is O +an O +adequate O +treatment O +for O +patients O +with O +hairy O +cell O +leukemia O +. O + +Paroxysmal O +fluctuations O +in O +observed O +parasitemia O +in O +Plasmodium O +falciparum O +malaria O +. O + +No O +positive O +family O +history O +was O +obtained O +. O + +Occupational O +asthma O +and O +rhinoconjunctivitis O +from O +inhalation O +of O +crystalline O +bovine B-GENE +serum I-GENE +albumin I-GENE +powder O +. O + +A O +further O +subdivision O +of O +Category O +pN1 O +into O +pN1a O +( O +metastasis O +in O +single O +node O +) O +and O +pN1b O +( O +two O +or O +more O +nodes O +) O +is O +recommended O +. O + +Amino O +acid O +sequence O +comparisons O +of O +the O +E74A B-GENE +protein I-GENE +reveal O +a O +highly O +conserved O +C O +- O +terminal O +region O +that O +is O +rich O +in O +basic O +amino O +acid O +residues O +and O +which O +has O +been O +proposed O +to O +possess O +sequence O +- O +specific O +DNA O +binding O +activity O +. O + +We O +found O +that O +the O +relative O +strengths O +of O +the O +promoters O +were O +similar O +in O +different O +contexts O +. O + +Grasso O +, O +and O +A O +. O + +After O +6 O +months O +, O +definite O +improvement O +in O +strength O +occurred O +in O +4 O +of O +7 O +carnitine O +- O +treated O +patients O +and O +in O +none O +of O +7 O +controls O +. O + +Age O +at O +POI O +and O +asymptote O +were O +achieved O +later O +for O +Line O +RBC2 O +than O +for O +Line O +F O +. O + +To O +identify O +the O +DNA O +sequences O +that O +cis O +- O +regulate O +the O +expression O +of O +the O +rat B-GENE +liver I-GENE +pyruvate I-GENE +kinase I-GENE +( O +L B-GENE +- I-GENE +PK I-GENE +) O +genes O +, O +a O +series O +of O +constructs O +in O +which O +the O +chloramphenicol B-GENE +acetyltransferase I-GENE +reporter I-GENE +genes I-GENE +is O +driven O +by O +various O +deleted O +fragments O +of O +the O +3200 O +base O +pairs O +( O +bp O +) O +upstream O +of O +the O +L B-GENE +- I-GENE +PK I-GENE +gene I-GENE +cap I-GENE +site I-GENE +have O +been O +assayed O +for O +transient O +expression O +after O +introduction O +into O +hepatoma O +HepG2 O +cells O +, O +rat O +hepatocytes O +in O +primary O +culture O +, O +fibroblast O +LTK O +- O +cells O +, O +myogenic O +C2C12 O +cells O +, O +and O +CHO O +cells O +. O + +The O +disturbance O +of O +pulmonary O +gas O +exchange O +, O +as O +revealed O +by O +the O +high O +value O +of O +AaDO2 O +, O +existed O +without O +left O +ventricular O +dysfunction O +, O +and O +AaDO2 O +had O +no O +significant O +relationship O +with O +any O +of O +the O +hemodynamic O +parameters O +including O +the O +difference O +between O +plasma O +colloid O +osmotic O +pressure O +and O +PCW O +. O + +A O +dose O +of O +3 O +and O +6 O +micrograms O +/ O +kg O +/ O +day O +GM B-GENE +- I-GENE +CSF I-GENE +reduces O +the O +severity O +of O +neutropenia O +and O +thrombocytopenia O +after O +carboplatin O +- O +cyclophosphamide O +chemotherapy O +, O +which O +may O +lead O +to O +more O +effective O +chemotherapy O +for O +ovarian O +cancer O +in O +the O +future O +. O + +These O +differences O +involve O +specific O +hydrogen O +- O +bonding O +interactions O +between O +the O +protein O +and O +DNA O +, O +including O +guanine O +N7 O +sites O +in O +the O +major O +groove O +of O +DNA O +, O +and O +alterations O +in O +DNA O +phosphodiester O +conformation O +induced O +by O +protein O +binding O +. O + +Biochemical O +analysis O +demonstrates O +that O +the O +BJ1 B-GENE +protein I-GENE +is O +associated O +with O +nucleosomes O +and O +is O +released O +from O +chromatin O +by O +agents O +which O +intercalate O +into O +DNA O +, O +as O +previously O +shown O +for O +the O +high B-GENE +mobility I-GENE +group I-GENE +proteins I-GENE +( O +HMGs B-GENE +) O +. O + +I O +propose O +that O +their O +gene O +products O +bind O +to O +the O +chromatin O +to O +establish O +or O +maintain O +a O +proper O +higher O +order O +structure O +as O +a O +prerequisite O +for O +a O +regulated O +gene O +expression O +. O + +The O +C4BP B-GENE +alpha I-GENE +gene I-GENE +is O +organized O +as O +follows O +: O +the O +first O +exon O +codes O +for O +the O +first O +198 O +nucleotides O +of O +the O +5 O +' O +UTR O +. O + +The O +human B-GENE +immunodeficiency I-GENE +virus I-GENE +type I-GENE +1 I-GENE +( I-GENE +HIV I-GENE +- I-GENE +1 I-GENE +) I-GENE +Rev I-GENE +protein I-GENE +is O +a O +positive O +posttranscriptional O +regulator O +of O +viral O +structural O +gene O +expression O +and O +essential O +for O +virus O +replication O +. O + +The O +CDC7 B-GENE +gene I-GENE +has O +two O +in O +- O +frame O +AUG O +codons O +as O +possible O +translation O +start O +sites O +, O +which O +would O +produce O +58 O +- O +and O +56 O +- O +kDa O +proteins O +, O +respectively O +. O + +Differences O +in O +the O +clinical O +presentation O +and O +the O +gross O +appearance O +of O +the O +two O +cases O +are O +described O +, O +and O +similarities O +in O +the O +microscopic O +features O +are O +discussed O +. O + +MEASUREMENTS O +AND O +MAIN O +RESULTS O +: O +The O +two O +groups O +were O +similar O +on O +entry O +into O +the O +study O +, O +including O +mean O +FEV1 O +measurements O +( O +0 O +. O +70 O +L O +atropine O +/ O +0 O +. O +60 O +L O +metaproterenol O +, O +P O +greater O +than O +. O +05 O +) O +. O + +Using O +an O +ELISA O +, O +we O +found O +that O +surfactant B-GENE +protein I-GENE +A I-GENE +( O +SP B-GENE +- I-GENE +A I-GENE +) O +was O +markedly O +elevated O +in O +the O +pneumonia O +patients O +. O + +In O +view O +of O +the O +short O +t1 O +/ O +2 O +, O +we O +used O +three O +doses O +/ O +day O +. O + +Temporal O +control O +of O +GUS B-GENE +expression O +was O +found O +to O +involve O +two O +negative O +regulatory O +sequences O +, O +NRS1 O +( O +- O +391 O +to O +- O +295 O +) O +and O +NRS2 O +( O +- O +518 O +to O +- O +418 O +) O +, O +as O +well O +as O +the O +positive O +domain O +UAS1 O +. O + +We O +purified O +a O +Ca2 B-GENE ++ I-GENE +/ I-GENE +calmodulin I-GENE +( I-GENE +CaM I-GENE +) I-GENE +- I-GENE +dependent I-GENE +protein I-GENE +kinase I-GENE +( O +CaM B-GENE +kinase I-GENE +) O +from O +the O +yeast O +Saccharomyces O +cerevisiae O +with O +properties O +similar O +to O +mammalian B-GENE +type I-GENE +II I-GENE +CaM I-GENE +kinases I-GENE +. O + +In O +most O +cases O +, O +DR4 B-GENE +- O +homozygous O +, O +DRB1 B-GENE +- O +heterozygous O +individuals O +could O +be O +genotyped O +with O +the O +panel O +of O +probes O +. O + +The O +prevalence O +of O +opportunistic O +infection O +among O +surviving O +AIDS O +patients O +and O +the O +probability O +of O +being O +in O +tumour O +response O +following O +cancer O +therapy O +conditional O +on O +being O +alive O +are O +two O +examples O +of O +such O +functions O +. O + +Genomic O +clones O +encompassing O +the O +human B-GENE +ETS1 I-GENE +gene I-GENE +were O +isolated O +and O +utilized O +to O +define O +its O +molecular O +organization O +. O + +Polymerase O +chain O +reaction O +analysis O +of O +ETS1 B-GENE +cDNA I-GENE +identified O +several O +amplified O +products O +, O +indicating O +alternative O +splicing O +. O + +Most O +of O +the O +expressed O +human B-GENE +E3 I-GENE +polypeptides I-GENE +( O +five O +bands O +) O +were O +found O +in O +the O +insoluble O +pellet O +while O +primarily O +full B-GENE +- I-GENE +length I-GENE +mature I-GENE +E3 I-GENE +was O +found O +in O +the O +soluble O +fraction O +. O + +To O +test O +promotor O +function O +, O +chimeric O +genes O +were O +constructed O +linking O +fragments O +of O +chicken O +IGF B-GENE +- I-GENE +I I-GENE +5 O +' O +- O +flanking O +DNA O +to O +a O +promoterless O +reporter O +plasmid O +. O + +The O +alpha B-GENE +4 I-GENE +gene I-GENE +5 O +' O +flanking O +region O +acted O +as O +a O +promoter O +in O +transfection O +assays O +. O + +Characterization O +of O +the O +alpha B-GENE +4 I-GENE +integrin I-GENE +gene I-GENE +promoter I-GENE +. O + +Only O +the O +3 O +. O +0 O +- O +kb O +transcript O +was O +detected O +in O +adult O +tissues O +, O +where O +its O +expression O +was O +restricted O +almost O +exclusively O +to O +the O +central O +nervous O +system O +. O + +Two O +homologues O +of O +the O +rhombotin B-GENE +gene I-GENE +have O +now O +been O +isolated O +. O + +Angina O +haemorrhagica O +bullosa O +causing O +respiratory O +obstruction O +postoperatively O +. O + +We O +examined O +the O +effects O +of O +long O +- O +term O +perfusion O +with O +pyridoxalated O +hemoglobin B-GENE +polyoxyethylene O +conjugate O +( O +PHP O +) O +solution O +on O +cardiac O +function O +of O +isolated O +rat O +hearts O +. O + +The O +gcd2 B-GENE +- I-GENE +503 I-GENE +mutation O +also O +results O +in O +polysome O +runoff O +, O +accumulation O +of O +inactive O +80S B-GENE +ribosomal I-GENE +couples I-GENE +, O +and O +accumulation O +of O +at O +least O +one O +of O +the O +subunits O +of O +the O +general B-GENE +translation I-GENE +initiation I-GENE +factor I-GENE +2 I-GENE +( O +eIF B-GENE +- I-GENE +2 I-GENE +alpha I-GENE +) O +in O +43S B-GENE +- O +48S B-GENE +particles O +following O +a O +shift O +to O +the O +restrictive O +temperature O +. O + +Eight O +patients O +with O +ARC O +and O +renal O +failure O +were O +recently O +evaluated O +. O + +To O +measure O +the O +enhancer O +activity O +of O +DR60 B-GENE +, O +a O +reporter O +plasmid O +was O +constructed O +that O +contained O +DR60 B-GENE +cloned O +upstream O +of O +the O +reporter O +chloramphenicol B-GENE +acetyltransferase I-GENE +gene I-GENE +under O +the O +control O +of O +the O +delayed O +- O +early O +39K O +promoter O +. O + +A O +single O +case O +of O +an O +adenocarcinoma O +, O +arising O +in O +a O +retroperitoneal O +enterogenous O +cyst O +and O +which O +presented O +as O +a O +left O +renal O +cyst O +, O +is O +reported O +. O + +Using O +the O +polymerase O +chain O +reaction O +, O +we O +analyzed O +the O +U6 B-GENE +RNA I-GENE +genes I-GENE +of O +52 O +organisms O +. O + +Both O +tear O +volume O +and O +tear O +flow O +were O +found O +to O +be O +significantly O +( O +P O +less O +than O +0 O +. O +001 O +) O +decreased O +up O +to O +6 O +h O +after O +instillation O +, O +reaching O +a O +minimum O +90 O +min O +after O +application O +( O +tear O +volume O +: O +- O +63 O +% O +; O +tear O +flow O +: O +- O +71 O +% O +) O +. O + +Hydrophobicity O +analysis O +indicated O +that O +the O +KlaA B-GENE +and O +KlaB B-GENE +polypeptides I-GENE +are O +likely O +to O +be O +soluble O +, O +whereas O +the O +KlaC B-GENE +polypeptide I-GENE +was O +predicted O +to O +have O +four O +potential O +membrane O +- O +spanning O +domains O +. O + +To O +facilitate O +the O +availability O +of O +important O +new O +therapeutic O +agents O +, O +the O +Food O +and O +Drug O +Administration O +( O +FDA O +) O +in O +the O +mid O +- O +1970s O +began O +assigning O +therapeutic O +ratings O +to O +investigational O +new O +drugs O +and O +holding O +end O +- O +of O +- O +phase O +II O +conferences O +with O +drug O +sponsors O +. O + +In O +contrast O +, O +similar O +rates O +of O +B O +. O +sphaericus O +products O +, O +ABG O +- O +6184 O +technical O +powder O +and O +BSP O +- O +2 O +flowable O +concentrate O +, O +produced O +no O +significant O +reduction O +. O + +Furthermore O +, O +the O +DNA B-GENE +polymerase I-GENE +II I-GENE +complex I-GENE +was O +difficult O +to O +obtain O +from O +dpb2 B-GENE +- I-GENE +1 I-GENE +mutant O +cells O +, O +suggesting O +that O +a O +stable O +DNA B-GENE +polymerase I-GENE +II I-GENE +complex I-GENE +requires O +DPB2 B-GENE +and O +is O +essential O +for O +chromosomal O +replication O +. O + +To O +determine O +whether O +mononuclear O +cell O +secretory O +products O +contribute O +to O +the O +changes O +in O +bone O +turnover O +that O +characterize O +the O +development O +of O +postmenopausal O +osteoporosis O +, O +we O +evaluated O +the O +effects O +of O +oophorectomy O +and O +subsequent O +estrogen O +replacement O +on O +the O +spontaneous O +secretion O +of O +interleukin B-GENE +1 I-GENE +( O +IL B-GENE +- I-GENE +1 I-GENE +) O +and O +tumor B-GENE +necrosis I-GENE +factor I-GENE +alpha I-GENE +( O +TNF B-GENE +- I-GENE +alpha I-GENE +) O +and O +on O +the O +phytohemagglutinin B-GENE +A I-GENE +- O +induced O +secretion O +of O +granulocyte B-GENE +- I-GENE +macrophage I-GENE +colony I-GENE +- I-GENE +stimulating I-GENE +factor I-GENE +( O +GM B-GENE +- I-GENE +CSF I-GENE +) O +from O +peripheral O +blood O +mononuclear O +cells O +. O + +There O +were O +45 O +to O +56 O +nt O +differences O +between O +the O +virulent O +and O +avirulent O +groups O +while O +there O +were O +6 O +to O +14 O +nt O +differences O +among O +four O +avirulent O +strains O +. O + +The O +standard O +principles O +of O +surgical O +management O +must O +be O +adhered O +to O +when O +using O +Sandostatin O +to O +treat O +patients O +with O +these O +disorders O +. O + +Some O +of O +the O +PCR O +products O +contained O +mutations O +in O +ATG1 B-GENE +and O +/ O +or O +ATG2 B-GENE +. O + +These O +data O +suggest O +that O +the O +levels O +of O +oxygen O +free O +radicals O +were O +increased O +in O +hepatocytes O +and O +mitochondria O +. O + +The O +sequence O +of O +the O +pMxL1 O +plasmid O +containing O +the O +invertible O +region O +contains O +a O +perfect O +tandem O +repeat O +of O +19 O +bp O +in O +the O +orientation O +1 O +nonexpressed O +pilin B-GENE +gene I-GENE +at O +the O +middle O +of O +the O +recombination O +junction O +site O +. O + +No O +evidence O +for O +the O +presence O +of O +introns O +within O +the O +acvA B-GENE +gene I-GENE +has O +been O +found O +. O + +These O +observations O +, O +together O +with O +the O +occurrence O +of O +putative O +4 O +' O +- O +phosphopantetheine O +- O +attachment O +sites O +and O +a O +putative O +thioesterase B-GENE +site I-GENE +, O +are O +discussed O +with O +reference O +to O +the O +reaction O +sequence O +leading O +to O +production O +of O +the O +ACV B-GENE +tripeptide I-GENE +. O + +Pargyline O +, O +a O +monoamine B-GENE +oxidase I-GENE +inhibitor O +, O +reduces O +peak O +3 O +transiently O +( O +max O +. 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O + +This O +computerized O +list O +was O +linked O +to O +the O +central O +files O +of O +the O +Massachusetts O +Cancer O +Registry O +and O +cases O +diagnosed O +between O +1982 O +and O +1988 O +were O +identified O +. O + +We O +also O +present O +evidence O +for O +a O +negative O +regulatory O +element O +in O +the O +5 O +' O +flanking O +region O +of O +the O +Mlu B-GENE +I I-GENE +upstream I-GENE +activation I-GENE +sequence I-GENE +. O + +Mechanism O +of O +activation O +of O +the O +vav B-GENE +protooncogene I-GENE +. O +vav B-GENE +is O +a O +human O +locus O +that O +appears O +to O +be O +specifically O +expressed O +in O +cells O +of O +hematopoietic O +origin O +regardless O +of O +their O +differentiation O +lineage O +. O + +Endothelial O +cell O +seeding O +. O + +Menetrier O +disease O +in O +a O +child O +. O + +After O +hemodynamic O +stabilization O +, O +the O +goal O +of O +therapy O +is O +to O +diminish O +the O +chance O +that O +an O +ulcer O +will O +continue O +to O +bleed O +or O +will O +rebleed O +. O + +Thirty O +seven O +patients O +( O +amitriptyline O +n O += O +16 O +, O +moclobemide O +n O += O +21 O +) O +completed O +the O +six O +week O +protocol O +, O +which O +was O +conducted O +under O +double O +blind O +conditions O +. O + +The O +stimulus O +threshold O +for O +EER O +showed O +a O +less O +individual O +variation O +than O +amplitude O +. O + +Analysis O +of O +electrically O +evoked O +response O +( O +EER O +) O +in O +relation O +to O +the O +central O +visual O +pathway O +of O +the O +cat O +( O +1 O +) O +. O + +Furthermore O +, O +plasma O +fibrinogen B-GENE +levels O +increased O +by O +a O +mean O +of O +17 O +. O +6 O +% O +, O +a O +potentially O +adverse O +effect O +of O +gemfibrozil O +that O +has O +not O +been O +previously O +reported O +. 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O + +To O +investigate O +the O +regulation O +of O +Spec B-GENE +gene I-GENE +activity O +, O +the O +region O +around O +the O +Spec1 B-GENE +transcriptional I-GENE +initiation I-GENE +site I-GENE +was O +analyzed O +for O +sites O +of O +protein O +- O +DNA O +interaction O +. O + +Phosphopeptide O +mapping O +revealed O +the O +same O +autophosphorylation O +sites O +utilized O +by O +EGFR B-GENE +- I-GENE +IC I-GENE +as O +those O +identified O +in O +wild B-GENE +- I-GENE +type I-GENE +EGFR I-GENE +. O + +The O +encoded O +sequence O +revealed O +a O +typical O +signal O +peptide O +, O +a O +predominantly O +hydrophilic O +707 O +amino O +acid O +residue O +domain O +with O +8 O +N O +- O +glycosylation O +sites O +, O +a O +transmembrane O +domain O +, O +and O +a O +C O +- O +terminal O +domain O +of O +52 O +amino O +acids O +. O + +The O +TCF B-GENE +- I-GENE +1 I-GENE +alpha I-GENE +binding I-GENE +site I-GENE +was O +also O +required O +for O +TCR B-GENE +alpha I-GENE +enhancer I-GENE +activity O +in O +transcriptionally O +active O +extracts O +from O +Jurkat O +but O +not O +HeLa O +cells O +, O +confirming O +that O +TCF B-GENE +- I-GENE +1 I-GENE +alpha I-GENE +is O +a O +T B-GENE +- I-GENE +cell I-GENE +- I-GENE +specific I-GENE +transcription I-GENE +factor I-GENE +. O + +A O +new O +semi O +- O +automatic O +method O +for O +quantifying O +regional O +cerebral O +uptake O +of O +99m O +technetium O +- O +hexamethylpropylene O +amine O +oxime O +( O +99mTc O +- O +HMPAO O +) O +was O +used O +to O +assess O +single O +photon O +emission O +tomograms O +from O +5 O +normal O +subjects O +, O +14 O +patients O +with O +Alzheimer O +' O +s O +disease O +, O +14 O +patients O +with O +dementia O +of O +frontal O +lobe O +type O +and O +4 O +patients O +with O +dementia O +with O +motor O +neurone O +disease O +. O + +The O +results O +showed O +that O +fog O +, O +up O +to O +a O +level O +of O +base O +plus O +fog O +of O +0 O +. O +6 O +optical O +density O +units O +, O +had O +no O +influence O +on O +the O +diagnostic O +accuracy O +in O +the O +absence O +of O +any O +compensation O +. O + +IdB O +1031 O +was O +first O +extracted O +by O +liquid O +- O +solid O +partition O +and O +the O +extracts O +were O +evaporated O +and O +analysed O +on O +a O +reversed O +- O +phase O +column O +under O +isocratic O +conditions O +, O +using O +either O +an O +electrochemical O +or O +a O +UV O +detector O +. O + +In O +this O +model O +, O +eltoprazine O +has O +a O +very O +specific O +anti O +- O +aggressive O +( O +serenic O +) O +profile O +, O +inhibiting O +aggression O +while O +social O +interaction O +and O +exploration O +are O +not O +decreased O +but O +even O +enhanced O +; O +inactivity O +, O +a O +measure O +for O +sedation O +, O +is O +not O +affected O +. O + +A O +new O +method O +for O +the O +in O +vitro O +transfer O +of O +delayed O +hypersensitivity O +by O +dialysed O +transfer B-GENE +factor I-GENE +. 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O + +Summers O +, O +Virology O +89 O +: O +517 O +- O +527 O +, O +1978 O +) O +. O + +With O +only O +purified O +T B-GENE +antigen I-GENE +in O +the O +presence O +of O +topoisomerase B-GENE +I I-GENE +to O +unwind O +purified O +DNA O +, O +ori O +- O +auxiliary O +sequences O +strongly O +facilitated O +T B-GENE +- I-GENE +antigen I-GENE +- O +dependent O +DNA O +conformational O +changes O +consistent O +with O +melting O +the O +first O +50 O +base O +pairs O +. O + +A O +rabbit O +antiserum O +was O +raised O +against O +a O +synthetic O +peptide O +corresponding O +to O +a O +hydrophilic O +portion O +of O +the O +translated O +murine O +cDNA O +sequence O +. O + +Conservation O +of O +function O +of O +Drosophila B-GENE +melanogaster I-GENE +abl I-GENE +and O +murine B-GENE +v I-GENE +- I-GENE +abl I-GENE +proteins I-GENE +in O +transformation O +of O +mammalian O +cells O +. O + +Specific O +binding O +of O +the O +protein O +factors O +to O +the O +sites O +, O +possibly O +to O +the O +three O +Mt O +sequences O +, O +may O +play O +an O +important O +role O +in O +the O +coordinate O +regulation O +of O +the O +transcription O +of O +nuclear O +genes O +encoding O +subunits O +responsible O +for O +mitochondrial O +oxidative O +phosphorylation O +. O + +This O +points O +to O +a O +specific O +interference O +with O +HSV O +- O +induced O +DNA O +amplification O +. O + +Constructs O +were O +made O +in O +which O +an O +AATAAA O +and O +the O +GT O +- O +rich O +region O +were O +separated O +by O +various O +distances O +ranging O +from O +7 O +to O +43 O +bp O +. O + +To O +address O +this O +issue O +, O +the O +gene O +for O +factor B-GENE +Y I-GENE +has O +been O +cloned O +molecularly O +and O +its O +DNA O +sequence O +has O +been O +determined O +. O + +We O +cloned O +and O +sequenced O +the O +cDNAs O +against O +genomic O +RNA O +and O +mRNA O +for O +phosphoprotein B-GENE +( I-GENE +P I-GENE +) I-GENE +of O +human O +parainfluenza O +type O +2 O +virus O +( O +PIV O +- O +2 O +) O +. O +cDNA O +clone O +from O +genomic O +RNA O +was O +1439 O +nucleotides O +in O +length O +excluding O +poly O +( O +A O +) O +and O +was O +found O +to O +have O +two O +small O +open O +reading O +frames O +encoding O +proteins O +of O +233 O +and O +249 O +amino O +acids O +. O + +We O +show O +that O +cytR B-GENE +expression O +is O +negatively O +controlled O +by O +the O +CytR B-GENE +protein I-GENE +and O +positively O +affected O +by O +the O +cAMP B-GENE +/ I-GENE +CAP I-GENE +complex I-GENE +. O + +The O +cDNA O +sequence O +has O +an O +813 O +- O +bp O +open O +reading O +frame O +( O +ORF O +) O +whose O +predicted O +amino O +acid O +sequence O +is O +97 O +. O +6 O +% O +identical O +to O +the O +272 O +carboxy O +- O +terminal O +amino O +acids O +of O +the O +human B-GENE +ets I-GENE +- I-GENE +1 I-GENE +protein I-GENE +. O + +To O +characterize O +the O +O7 B-GENE +- I-GENE +LPS I-GENE +region I-GENE +, O +the O +recombinant O +cosmids O +pJHCV31 O +and O +pJHCV32 O +were O +mutagenized O +by O +transposon O +mutagenesis O +with O +Tn3HoHo1 B-GENE +, O +which O +carries O +a O +promoterless O +lac B-GENE +operon I-GENE +and O +can O +therefore O +generate O +lacZ B-GENE +transcriptional O +fusions O +with O +target O +DNA O +sequences O +. O + +The O +sacT B-GENE +gene I-GENE +regulating O +the O +sacPA B-GENE +operon I-GENE +in I-GENE +Bacillus I-GENE +subtilis I-GENE +shares O +strong O +homology O +with O +transcriptional O +antiterminators O +. O + +Various O +mutant B-GENE +HN I-GENE +genes I-GENE +were O +constructed O +to O +examine O +the O +role O +of O +residues O +flanking O +the O +signal O +- O +anchor O +domain O +, O +including O +the O +cytoplasmic O +tail O +, O +on O +assembly O +and O +intracellular O +transport O +of O +the O +HN B-GENE +glycoprotein I-GENE +. O + +Our O +studies O +extend O +these O +findings O +and O +show O +that O +the O +E2 B-GENE +transactivation I-GENE +gene I-GENE +is O +expressed O +from O +multiple O +promoters O +. O + +Furthermore O +, O +analysis O +of O +the O +E2 B-GENE +proteins I-GENE +present O +in O +various O +cell O +lines O +harboring O +specific O +BPV O +- O +1 O +mutants O +, O +including O +the O +2558 O +acceptor O +mutant O +, O +proves O +that O +alternate O +modes O +of O +E2 B-GENE +expression O +exist O +. O + +Disruption O +of O +the O +IRA2 B-GENE +gene I-GENE +resulted O +in O +( O +i O +) O +increased O +sensitivity O +to O +heat O +shock O +and O +nitrogen O +starvation O +, O +( O +ii O +) O +sporulation O +defects O +, O +and O +( O +iii O +) O +suppression O +of O +the O +lethality O +of O +the O +cdc25 B-GENE +mutant I-GENE +. O + +This O +cohort O +of O +patients O +was O +selected O +on O +the O +basis O +of O +clinical O +stage O +. O + +The O +diagnosis O +of O +miliary O +tuberculosis O +should O +be O +systematically O +considered O +in O +ARDS O +of O +unknown O +origin O +. O + +In O +order O +to O +characterize O +the O +functional O +elements O +of O +the O +promoter O +that O +in O +some O +way O +must O +respond O +to O +these O +regulatory O +signals O +, O +a O +number O +of O +promoter O +mutations O +were O +constructed O +, O +including O +a O +set O +of O +linker O +- O +scanning O +mutations O +across O +the O +entire O +promoter O +region O +. O + +A O +DNA O +motif O +related O +to O +the O +cAMP O +- O +responsive O +element O +and O +an O +exon B-GENE +- I-GENE +located I-GENE +activator I-GENE +protein I-GENE +- I-GENE +2 I-GENE +binding I-GENE +site I-GENE +in O +the O +human B-GENE +tissue I-GENE +- I-GENE +type I-GENE +plasminogen I-GENE +activator I-GENE +gene I-GENE +promoter I-GENE +cooperate O +in O +basal O +expression O +and O +convey O +activation O +by O +phorbol O +ester O +and O +cAMP O +. O + +The O +26S B-GENE +rRNA I-GENE +binding I-GENE +ribosomal I-GENE +protein I-GENE +equivalent O +to O +bacterial B-GENE +protein I-GENE +L11 I-GENE +is O +encoded O +by O +unspliced O +duplicated O +genes O +in O +Saccharomyces O +cerevisiae O +. O + +Five O +healthy O +male O +subjects O +inspired O +air O +for O +20 O +min O +and O +then O +5 O +% O +CO2 O +/ O +95 O +% O +O2 O +for O +30 O +min O +, O +of O +which O +the O +first O +10 O +min O +was O +used O +to O +achieve O +a O +steady O +- O +state O +end O +- O +tidal O +CO2 O +measurement O +. O + +The O +transcripts O +were O +equally O +active O +with O +or O +without O +a O +5 O +' O +methylated O +capstructure O +as O +expected O +, O +since O +EMCV O +- O +RNA O +is O +one O +of O +the O +mRNAs O +capable O +of O +internal O +initiation O +. O + +The O +E6 B-GENE +/ O +E7 B-GENE +promoter O +of O +all O +genital O +human O +papillomaviruses O +is O +responsible O +for O +expression O +of O +the O +viral O +transforming O +genes O +. O + +A O +case O +of O +Goodpasture O +' O +s O +syndrome O +. O + +Seventy O +- O +two O +of O +73 O +negative O +controls O +and O +all O +positive O +blocks O +as O +seen O +on O +soft O +tissue O +radiographs O +( O +STRs O +) O +were O +correctly O +coded O +( O +specificity O +98 O +. O +6 O +% O +, O +sensitivity O +100 O +% O +) O +. O + +No O +symptomatic O +abnormality O +has O +been O +noted O +in O +the O +neonatal O +period O +except O +periventricular O +calcifications O +. O + +Immunohistochemical O +analysis O +of O +several O +rat O +organs O +also O +showed O +staining O +in O +epithelial O +cells O +. O + +Transcription O +of O +the O +first O +operon O +coding O +for O +m O +- O +xylene O +- O +degrading O +enzymes O +on O +the O +TOL O +plasmid O +of O +Pseudomonas O +putida O +is O +activated O +by O +the O +xylR B-GENE +gene I-GENE +product I-GENE +in O +the O +presence O +of O +m O +- O +xylene O +. O + +Some O +of O +the O +mutations O +obtained O +do O +not O +contain O +a O +copy O +of O +the O +Ulysses B-GENE +element I-GENE +at O +the O +mutant O +locus O +, O +suggesting O +that O +a O +different O +transposable O +element O +may O +be O +responsible O +for O +the O +mutation O +. O + +Determination O +of O +diquat O +in O +biological O +materials O +by O +electron O +spin O +resonance O +spectroscopy O +. O + +We O +show O +also O +that O +RA O +represses O +the O +transcriptional O +activity O +of O +a O +reporter O +gene O +containing O +a O +TPA O +responding O +AP1 B-GENE +binding I-GENE +site I-GENE +driving O +the O +HSV B-GENE +tk I-GENE +promoter I-GENE +. O + +Moreover O +, O +radiolabeled O +EFI B-GENE +, O +NF B-GENE +- I-GENE +Y I-GENE +, O +or O +CBF B-GENE +DNAs I-GENE +give O +rise O +to O +identical O +gel O +retardation O +patterns O +in O +extracts O +from O +a O +variety O +of O +different O +cell O +types O +. O + +Risk O +factors O +influencing O +lymph O +nodes O +metastasis O +in O +lung O +cancer O +with O +stage O +I O +, O +II O +or O +IIIA O + +Multifunctional B-GENE +protein I-GENE +kinase I-GENE +( O +MFPK B-GENE +) O +phosphorylates O +ATP B-GENE +- I-GENE +citrate I-GENE +lyase I-GENE +on O +peptide B-GENE +B I-GENE +on O +two O +sites O +, O +BT O +and O +BS O +, O +on O +threonine O +and O +serine O +, O +respectively O +, O +inhibitor B-GENE +2 I-GENE +on O +a O +threonyl O +residue O +, O +and O +glycogen B-GENE +synthase I-GENE +at O +sites O +2 O +and O +3 O +. O + +The O +electrically O +induced O +motile O +responses O +were O +not O +suppressed O +in O +the O +presence O +of O +dinitrophenol O +or O +cytochalasin O +B O +. O + +Unlike O +p59v B-GENE +- O +rel B-GENE +, O +which O +is O +a O +nuclear O +protein O +in O +CEF O +, O +indirect O +immunofluorescence O +showed O +that O +p68c B-GENE +- O +rel B-GENE +in O +JD214c O +- O +rel O +infected O +CEF O +is O +located O +exclusively O +in O +the O +cytoplasm O +of O +these O +cells O +, O +even O +though O +the O +sequence O +of O +p68c B-GENE +- O +rel B-GENE +showed O +that O +it O +contains O +a O +nuclear O +localizing O +sequence O +identical O +to O +the O +one O +previously O +identified O +in O +p59v B-GENE +- O +rel B-GENE +. O + +Kinetic O +experiments O +revealed O +that O +within O +10 O +min O +this O +radiolabeled O +precursor O +protein O +was O +converted O +in O +HL O +- O +60 O +cells O +into O +an O +Mr O +approximately O +150 O +, O +000 O +chondroitin O +sulfate O +proteoglycan O +intermediate O +. O + +Blood O +flow O +and O +velocity O +( O +measured O +using O +Doppler O +ultrasound O +) O +gradually O +decreased O +during O +diastole O +and O +ultimately O +reversed O +in O +direction O +as O +cotyledon O +resistance O +was O +increased O +up O +to O +14 O +fold O +. O + +A O +total O +of O +112 O +patients O +received O +anistreplase O +and O +119 O +received O +heparin O +within O +a O +mean O +period O +of O +188 O ++ O +/ O +- O +62 O +min O +following O +the O +onset O +of O +symptoms O +. O + +The O +promoter O +activity O +was O +measured O +by O +a O +transient O +expression O +of O +a O +chloramphenicol B-GENE +acetyltransferase I-GENE +( O +CAT B-GENE +) O +gene O +connected O +with O +various O +5 O +' O +- O +deletion O +mutants O +of O +the O +5 O +' O +- O +flanking O +region O +. O + +The O +Saccharomyces B-GENE +cerevisiae I-GENE +14DM I-GENE +gene I-GENE +, O +encoding O +cytochrome B-GENE +P450 I-GENE +lanosterol I-GENE +14 I-GENE +alpha I-GENE +- I-GENE +demethylase I-GENE +( O +14DM B-GENE +) O +, O +was O +overexpressed O +in O +various O +S O +. O +cerevisiae O +strains O +under O +the O +control O +of O +three O +strong O +heterologous O +yeast O +transcription O +promoters O +( O +pADC1 B-GENE +, O +pGPD B-GENE +, O +pPHO5 B-GENE +) O +and O +under O +the O +control O +of O +its O +own O +promoter O +. O + +Truncations O +composed O +of O +78 O +and O +64 O +amino O +acids O +were O +translocated O +across O +the O +endoplasmic O +reticulum O +membrane O +, O +and O +translocation O +was O +found O +to O +be O +strictly O +co O +- O +translational O +and O +SRP B-GENE +- O +dependent O +. O + +Pulmonary O +vascular O +resistance O +was O +not O +altered O +, O +ejection O +fraction O +remained O +unchanged O +and O +isovolumic O +relaxation O +period O +was O +lengthened O +( O +119 O ++ O +/ O +- O +20 O +. O +1 O +to O +147 O +. O +39 O ++ O +/ O +- O +21 O +. O +15 O +, O +P O +less O +than O +0 O +. O +05 O +) O +. O + +The O +ANB1 B-GENE +locus I-GENE +of O +Saccharomyces O +cerevisiae O +encodes O +the O +protein B-GENE +synthesis I-GENE +initiation I-GENE +factor I-GENE +eIF I-GENE +- I-GENE +4D I-GENE +. O + +Serum B-GENE +beta I-GENE +2 I-GENE +- I-GENE +microglobulin I-GENE +levels O +( O +beta B-GENE +- I-GENE +2 I-GENE +- I-GENE +M I-GENE +) O +were O +studied O +in O +150 O +drug O +addicts O +, O +50 O +of O +them O +asymptomatic O +carriers O +of O +anti B-GENE +HIV I-GENE +- I-GENE +1 I-GENE +antibodies I-GENE +, O +50 O +symptomatic O +carriers O +with O +persistent O +generalized O +lymphadenopathy O +( O +P O +. O +G O +. O +L O +. O +) O +and O +50 O +serum O +negative O +patients O +who O +had O +been O +living O +in O +a O +closed O +community O +for O +at O +least O +2 O +years O +. O + +This O +emancipation O +of O +the O +ability O +to O +copulate O +from O +hormonal O +influence O +makes O +female O +sexual O +motivation O +the O +primary O +regulator O +of O +mating O +in O +primates O +. O + +No O +therapy O +exists O +for O +halting O +the O +progression O +of O +the O +disease O +with O +the O +possible O +exception O +of O +laser O +photocoagulation O +treatment O +used O +to O +ablate O +subretinal O +neovascular O +membranes O +in O +an O +attempt O +to O +avoid O +complications O +of O +subretinal O +hemorrhages O +. O + +R O +. O + +Specific O +hyperimmune B-GENE +globulins I-GENE +to O +pathogens O +such O +as O +Haemophilus O +influenzae O +and O +Streptococcus O +pneumoniae O +have O +also O +been O +studied O +. O + +Therapeutic O +effects O +of O +cefpirome O +( O +HR O +810 O +) O +on O +experimental O +mixed O +infections O +with O +Enterococcus O +faecalis O +and O +Escherichia O +coli O +in O +mice O +. O + +Regulation O +of O +yeast B-GENE +LEU2 I-GENE +. O + +Homozygous O +individuals O +usually O +develop O +purpura O +fulminans O +as O +newborns O +; O +heterozygous O +protein B-GENE +C I-GENE +- O +deficient O +individuals O +are O +at O +increased O +risk O +for O +venous O +thrombosis O +and O +pulmonary O +embolism O +. O + +Ischemic O +stroke O +due O +to O +protein B-GENE +C I-GENE +deficiency O +. O + +TREB7 B-GENE +and O +TREB36 B-GENE +protected O +all O +three O +repeats O +of O +the O +21 O +bp O +, O +but O +TREB5 B-GENE +protected O +only O +the O +second O +repeat O +. O + +These O +results O +suggest O +that O +5 O +KE O +X O +3 O +/ O +W O +may O +be O +the O +optimal O +regimen O +to O +augment O +the O +antitumor O +immunity O +of O +RNL O +. O + +Analysis O +of O +various O +deletion O +mutants O +indicates O +that O +the O +sequence O +requirements O +for O +binding O +by O +QBP B-GENE +in O +vitro O +are O +indistinguishable O +from O +those O +necessary O +for O +Q O +activity O +in O +vivo O +, O +strongly O +suggesting O +that O +QBP B-GENE +is O +required O +for O +the O +function O +of O +this O +TATA O +- O +independent O +promoter O +. O + +Since O +general B-GENE +regulatory I-GENE +factor I-GENE +I I-GENE +( O +GRFI B-GENE +) O +/ O +repressor B-GENE +/ I-GENE +activator I-GENE +site I-GENE +binding I-GENE +protein I-GENE +1 I-GENE +( O +RAP1 B-GENE +) O +/ O +translation B-GENE +upstream I-GENE +factor I-GENE +( O +TUF B-GENE +) O +is O +believed O +to O +be O +an O +activator O +of O +MAT B-GENE +alpha I-GENE +expression O +, O +we O +examined O +whether O +PYK1 B-GENE +, O +which O +is O +known O +to O +be O +regulated O +by O +GRFI B-GENE +/ O +RAP1 B-GENE +/ O +TUF B-GENE +, O +is O +also O +affected O +by O +the O +gal11 B-GENE +mutation I-GENE +. O + +Yeast B-GENE +Gal11 I-GENE +protein I-GENE +mediates O +the O +transcriptional O +activation O +signal O +of O +two O +different O +transacting O +factors O +, O +Gal4 B-GENE +and O +general B-GENE +regulatory I-GENE +factor I-GENE +I I-GENE +/ O +repressor B-GENE +/ I-GENE +activator I-GENE +site I-GENE +binding I-GENE +protein I-GENE +1 I-GENE +/ O +translation B-GENE +upstream I-GENE +factor I-GENE +. O + +Deletion O +from O +either O +the O +N O +- O +or O +C O +- O +terminal O +ends O +of O +repA B-GENE +( O +28 O +and O +69 O +codons O +, O +respectively O +, O +out O +of O +the O +286 O +- O +codon O +open O +reading O +frame O +) O +affected O +the O +initiator O +but O +not O +the O +inhibitory O +activity O +. O + +The O +two O +larger O +peptides O +, O +one O +containing O +amino O +acids O +1 O +- O +228 O +and O +the O +other O +containing O +amino O +acids O +85 O +- O +228 O +, O +formed O +dimers O +in O +solution O +and O +bound O +DNA O +specifically O +as O +a O +dimer O +. O + +In O +vitro O +transcription O +extracts O +from O +ret1 B-GENE +- I-GENE +1 I-GENE +cells O +terminate O +less O +efficiently O +at O +weak O +transcription O +termination O +signals O +than O +those O +from O +RET1 B-GENE +cells O +, O +using O +a O +variety O +of O +tRNA O +templates O +. O + +Guiding O +patients O +in O +the O +decision O +should O +involve O +a O +multidisciplinary O +team O +composed O +of O +a O +surgical O +oncologist O +, O +geneticist O +, O +pathologist O +, O +psychotherapist O +and O +plastic O +surgeon O +. O + +These O +factors O +belong O +to O +a O +set O +of O +genetically O +distinct O +molecules O +, O +including O +AP B-GENE +- I-GENE +4 I-GENE +and O +MLTF B-GENE +, O +that O +bind O +to O +the O +CACCTGTC O +motif O +or O +related O +sequences O +. O + +Among O +known O +flea O +larvae O +, O +the O +genus O +Anomiopsyllus O +( O +Anomiopsyllinae O +, O +Anomiopsyllini O +) O +is O +as O +distinctive O +in O +larval O +form O +as O +are O +the O +adults O +. O + +Here O +, O +we O +have O +used O +specific O +antibody O +to O +identify O +and O +characterize O +the O +SSN6 B-GENE +protein I-GENE +. O + +These O +latter O +results O +showed O +that O +the O +ABFI B-GENE +protein I-GENE +, O +like O +the O +RAP1 B-GENE +protein I-GENE +, O +bound O +sequences O +required O +for O +positive O +as O +well O +as O +negative O +regulation O +of O +gene O +expression O +. O + +Clinical O +nutrition O +of O +adult O +horses O +. O + +The O +computer O +- O +programmed O +cytocentrifuge O +is O +currently O +most O +popular O +. O + +RNase B-GENE +protection O +assays O +reveal O +that O +this O +gene O +, O +unr B-GENE +, O +is O +transcribed O +in O +the O +same O +direction O +as O +N B-GENE +- I-GENE +ras I-GENE +and O +that O +its O +3 O +' O +end O +is O +located O +just O +130 O +base O +pairs O +away O +from O +the O +point O +at O +which O +N B-GENE +- I-GENE +ras I-GENE +transcription O +begins O +. O + +Isolation O +of O +a O +temperature O +- O +sensitive O +mutant O +with O +an O +altered O +tRNA B-GENE +nucleotidyltransferase I-GENE +and O +cloning O +of O +the O +gene B-GENE +encoding I-GENE +tRNA I-GENE +nucleotidyltransferase I-GENE +in I-GENE +the I-GENE +yeast I-GENE +Saccharomyces I-GENE +cerevisiae I-GENE +. O + +The O +juxtamembrane O +region O +of O +the O +insulin B-GENE +receptor I-GENE +( I-GENE +IR I-GENE +) I-GENE +beta I-GENE +- I-GENE +subunit I-GENE +contains O +an O +unphosphorylated O +tyrosyl O +residue O +( O +Tyr960 O +) O +that O +is O +essential O +for O +insulin B-GENE +- O +stimulated O +tyrosyl O +phosphorylation O +of O +some O +endogenous O +substrates O +and O +certain O +biological O +responses O +( O +White O +, O +M O +. O +F O +. O +, O +Livingston O +, O +J O +. O +N O +. O +, O +Backer O +, O +J O +. O +M O +. O +, O +Lauris O +, O +V O +. O +, O +Dull O +, O +T O +. O +J O +. O +, O +Ullrich O +, O +A O +. O +, O +and O +Kahn O +, O +C O +. O +R O +. O + +This O +gene O +joins O +the O +group O +of O +genes O +whose O +members O +are O +rapidly O +transcribed O +in O +response O +to O +insulin B-GENE +and O +other O +mitogens O +. O + +The O +3 O +' O +region O +, O +GA2 B-GENE +, O +is O +necessary O +for O +maximal O +expression O +. O + +Pups O +placed O +into O +the O +novel O +environment O +with O +their O +mothers O +exhibited O +an O +intermediate O +level O +of O +DA O +turnover O +. O + +The O +efficacy O +and O +safety O +of O +a O +novel O +percutaneous O +anaesthetic O +preparation O +based O +on O +amethocaine O +has O +been O +investigated O +in O +the O +paediatric O +clinical O +environment O +. O + +Homozygous O +protein B-GENE +C I-GENE +( O +PC B-GENE +) O +deficiency O +is O +reported O +in O +two O +siblings O +( O +girl O +and O +boy O +) O +who O +received O +their O +proper O +diagnoses O +at O +the O +ages O +of O +7 O +4 O +/ O +12 O +and O +1 O +3 O +/ O +12 O +years O +respectively O +. O + +The O +grandfather O +and O +the O +granddaughter O +both O +had O +microtia O +and O +meatal O +atresia O +, O +whereas O +the O +daughter O +had O +a O +normal O +outer O +ear O +except O +for O +a O +narrow O +meatus O +and O +auricular O +appendages O +. O + +Abnormal O +intrapulmonary O +shunting O +( O +IPS O +) O +, O +which O +was O +proved O +in O +4 O +cases O +by O +whole O +- O +body O +radionuclide O +scanning O +with O +99mTc O +- O +MAA O +, O +is O +suggested O +as O +the O +major O +cause O +of O +cyanosis O +in O +liver O +cirrhosis O +. O + +More O +generally O +, O +Ets1 B-GENE +and O +Ets2 B-GENE +could O +regulate O +transcription O +of O +cellular O +genes O +. O + +Within O +this O +sequence O +the O +MSAS B-GENE +gene I-GENE +was O +identified O +as O +a O +5322 O +- O +bp O +- O +long O +open O +reading O +frame O +coding O +for O +a O +protein O +of O +1774 O +amino O +acids O +and O +190 O +, O +731 O +Da O +molecular O +mass O +. O + +Horseradish B-GENE +peroxidase I-GENE +as O +a O +permeability O +marker O +in O +injured O +rat O +caudal O +and O +iliac O +arteries O +. O + +Standardized O +gastric O +wall O +specimens O +from O +the O +area O +of O +grossly O +healed O +ulcers O +were O +obtained O +, O +processed O +, O +and O +evaluated O +by O +light O +microscopy O +and O +by O +transmission O +electron O +microscopy O +. O + +2 O +. O + +The O +effects O +of O +coenzyme O +Q10 O +( O +CoQ O +) O +and O +captopril O +on O +functional O +capacity O +, O +hemodynamics O +and O +survival O +were O +studied O +in O +154 O +rats O +that O +recovered O +after O +experimental O +myocardial O +infarction O +. O + +Evidence O +that O +therapeutic O +alterations O +of O +a O +circadian O +rhythm O +for O +gastric O +emptying O +response O +may O +be O +possible O +. O + +The O +interrelation O +of O +the O +levels O +of O +glucocorticoids O +and O +insulin B-GENE +in O +the O +blood O +of O +irradiated O +animals O + +This O +last O +includes O +tissue O +O2 O +transfer O +( O +Ft O +' O +) O +and O +mitochondrial O +O2 O +utilization O +( O +Fm O +' O +) O +. O + +Foveating O +saccades O +, O +therefore O +, O +can O +be O +distinguished O +from O +other O +FEMs O +on O +the O +basis O +of O +speed O +. O + +Incidence O +correlated O +with O +the O +grade O +of O +oral O +hygiene O +und O +periodontal O +disease O +. O + +Our O +study O +shows O +that O +the O +area O +of O +Alcoy O +is O +a O +medium O +MS O +risk O +region O +according O +to O +the O +thesis O +of O +Kurzke O +, O +although O +high O +MS O +areas O +may O +be O +found O +, O +thus O +confirming O +that O +MS O +distribution O +in O +southern O +Europe O +is O +not O +uniform O +. O + +On O +an O +antithrombin B-GENE +unit O +basis O +, O +CY O +216 O +and O +CY O +222 O +were O +equivalent O +and O +more O +potent O +than O +UH O +. O + +Chick B-GENE +brain I-GENE +actin I-GENE +depolymerizing I-GENE +factor I-GENE +( O +ADF B-GENE +) O +is O +a O +19 O +- O +kDa O +protein O +that O +severs O +actin B-GENE +filaments I-GENE +and O +binds O +actin B-GENE +monomers I-GENE +. O + +Initial O +experience O +with O +a O +serotonin O +agonist O +. O + +Comprehensive O +care O +of O +the O +patient O +exposed O +to O +a O +human O +teratogen O +may O +also O +include O +discussion O +of O +prenatal O +diagnostic O +procedures O +and O +other O +pregnancy O +management O +options O +. O + +Primer O +extension O +analysis O +and O +RNA O +sequencing O +demonstrates O +that O +the O +transcription O +start O +point O +of O +rat B-GENE +ODC I-GENE +mRNA I-GENE +is O +located O +303 O +nt O +upstream O +from O +the O +A O +residue O +in O +the O +start O +codon O +. O + +For O +85Sr O +, O +larger O +- O +than O +- O +expected O +distribution O +coefficients O +were O +obtained O +in O +the O +desorption O +experiments O +, O +an O +indication O +of O +the O +irreversible O +formation O +of O +metal O +- O +oxyhydroxides O +during O +a O +slow O +reaction O +. O + +Gene O +constructs O +possessing O +the O +complete B-GENE +tat I-GENE +, O +rev B-GENE +( O +tat B-GENE ++ I-GENE +rev B-GENE ++ I-GENE +) O +and O +env B-GENE +genes I-GENE +were O +transiently O +expressed O +in O +COS O +- O +1 O +cells O +as O +precursor B-GENE +SU I-GENE +- I-GENE +TM I-GENE +( O +gp160 B-GENE +) O +, O +SU B-GENE +. I-GENE +TM I-GENE +( O +gp120 B-GENE +x I-GENE +41 I-GENE +) O +, O +and O +nucleolar B-GENE +rev I-GENE +protein I-GENE +. O + +This O +growth O +arrest O +is O +partly O +suppressed O +on O +minimal O +medium O +or O +under O +conditions O +in O +which O +the O +cells O +are O +less O +dependent O +on O +mitochondrial O +metabolism O +. O + +Giant O +pilomatrix O +carcinoma O +: O +report O +and O +review O +of O +the O +literature O +. O + +Further O +studies O +of O +mandibular O +movement O +at O +initial O +tooth O +contact O +. O + +Each O +parent O +interacted O +with O +their O +4 O +- O +or O +5 O +- O +year O +- O +old O +son O +or O +daughter O +in O +each O +of O +two O +conversations O +- O +- O +unstructured O +( O +social O +conversation O +) O +and O +structured O +( O +task O +activity O +) O +. O + +Droperidol O +- O +induced O +extrapyramidal O +symptoms O +in O +an O +adolescent O +following O +strabismus O +surgery O +. O + +These O +results O +indicate O +that O +the O +cis O +- O +regulatory O +elements O +required O +for O +developmental O +control O +of O +the O +HaG3 B-GENE +- I-GENE +A I-GENE +helianthinin I-GENE +gene I-GENE +are O +located O +in O +a O +2 O +. O +4 O +kb O +upstream O +region O +of O +this O +gene O +. O + +The O +induction O +by O +pseudorabies O +virus O +of O +an O +IL B-GENE +- I-GENE +6 I-GENE +construct I-GENE +containing O +the O +IL B-GENE +- I-GENE +6 I-GENE +TATA I-GENE +box I-GENE +and O +the O +RNA O +start O +site O +( O +" O +initiator O +" O +or O +Inr O +element O +) O +but O +not O +the O +MRE O +region O +was O +also O +repressed O +by O +Dex O +in O +the O +presence O +of O +wild B-GENE +- I-GENE +type I-GENE +GR I-GENE +. O + +Some O +mutations O +affected O +Dhfr B-GENE +in O +a O +qualitative O +manner O +, O +such O +as O +by O +changing O +the O +startpoint O +of O +one O +of O +the O +major O +Dhfr B-GENE +transcripts I-GENE +or O +changing O +the O +relative O +abundance O +of O +the O +two O +major O +Dhfr B-GENE +transcripts I-GENE +. O + +The O +glial O +cyst O +wall O +was O +lined O +in O +part O +by O +flattened O +or O +cuboidal O +epithelium O +. O + +We O +conclude O +that O +class O +I O +cytologic O +smears O +with O +moderate O +to O +severe O +inflammation O +may O +be O +associated O +with O +findings O +of O +condylomata O +and O +cervical O +dysplasia O +. O + +As O +in O +mammals O +, O +considerable O +nucleotide O +diversity O +was O +observed O +at O +the O +junctions O +of O +the O +variable O +, O +diversity O +, O +and O +joining O +elements O +in O +chicken B-GENE +TCR I-GENE +beta I-GENE +cDNAs I-GENE +. O + +The O +protooncogene O +c B-GENE +- I-GENE +myb I-GENE +encodes O +a O +nuclear O +transcription O +factor O +that O +binds O +to O +DNA O +in O +a O +sequence O +- O +specific O +manner O +and O +transactivates O +transcription O +of O +several O +viral O +and O +cellular O +genes O +. O + +Modification O +by O +this O +latter O +compound O +was O +so O +extensive O +that O +the O +amount O +of O +membrane O +- O +associated O +N O +- O +myristoylated O +protein O +was O +decreased O +. O + +S6 B-GENE +kinase I-GENE +activation O +requires O +displacement O +of O +this O +inhibitory O +segment O +, O +which O +is O +proposed O +to O +occur O +consequent O +to O +its O +multiple O +phosphorylation O +. O + +Cerebral O +flow O +and O +resistance O +showed O +minor O +reductions O +with O +HD O +. O + +Utilization O +of O +alternative O +polyadenylation O +signals O +was O +previously O +shown O +to O +generate O +two O +sialophorin B-GENE +mRNAs I-GENE +of I-GENE +1 I-GENE +. I-GENE +9 I-GENE +and I-GENE +4 I-GENE +. I-GENE +3 I-GENE +kb I-GENE +, O +which O +differ O +in O +the O +length O +of O +their O +3 O +' O +untranslated O +regions O +. O + +Presidential O +address O +1990 O +- O +- O +coming O +in O +from O +the O +cold O +. O + +The O +Jenkins O +Activity O +Survey O +and O +the O +CPI O +- O +revised O +: O +further O +evidence O +of O +adaptive O +and O +maladaptive O +type O +A O +traits O +. O + +There O +was O +evidence O +of O +attenuated O +regression O +slopes O +relating O +recalled O +to O +observed O +portion O +sizes O +for O +4 O +of O +the O +10 O +food O +groups O +; O +adjusted O +r2 O +values O +for O +the O +recalled O +portion O +sizes O +ranged O +from O +0 O +. O +02 O +to O +0 O +. O +94 O +. O + +The O +result O +suggests O +that O +this O +non O +- O +invasive O +TTD O +method O +is O +easily O +available O +and O +useful O +in O +monitoring O +the O +intraoperative O +cardiac O +output O +. O + +The O +TUP1 B-GENE +gene I-GENE +was O +isolated O +in O +a O +screen O +for O +genes O +that O +regulate O +mating O +type O +( O +V O +. O +L O +. O + +The O +SUP44 B-GENE +suppressor I-GENE +mutation I-GENE +occurs O +near O +a O +region O +of O +the O +protein O +that O +corresponds O +to O +the O +known O +positions O +of O +alterations O +in O +E B-GENE +. I-GENE +coli I-GENE +S5 I-GENE +ram I-GENE +mutations I-GENE +. O + +Interestingly O +, O +disruption O +of O +the O +VPS34 B-GENE +locus I-GENE +resulted O +in O +a O +temperature O +- O +sensitive O +growth O +defect O +, O +indicating O +that O +the O +VPS34 B-GENE +gene I-GENE +is O +essential O +for O +vegetative O +growth O +only O +at O +elevated O +growth O +temperatures O +. O + +We O +describe O +a O +case O +of O +a O +perinephric O +abscess O +treated O +with O +amphotericin O +B O +and O +nephrectomy O +. O + +This O +interaction O +occurs O +over O +a O +wide O +range O +of O +both O +parameters O +; O +for O +charge O +density O +from O +at O +least O +10 O +to O +800 O +microC O +/ O +cm2 O +and O +, O +for O +charge O +per O +phase O +, O +from O +at O +least O +0 O +. O +05 O +to O +5 O +. O +0 O +microC O +per O +phase O +. O + +Perceptions O +of O +illness O +intrusiveness O +were O +significantly O +higher O +when O +both O +muscle O +cramp O +and O +headache O +symptoms O +occurred O +during O +one O +or O +more O +assessment O +intervals O +as O +compared O +to O +when O +muscle O +cramps O +or O +headaches O +, O +only O +, O +occurred O +. O + +Results O +have O +surprisingly O +revealed O +the O +presence O +of O +three O +U14 B-GENE +snRNA I-GENE +- I-GENE +homologous I-GENE +regions I-GENE +positioned O +within O +introns O +5 O +, O +6 O +, O +and O +8 O +of O +the O +mouse O +cognate O +hsc70 B-GENE +heat O +shock O +gene O +. O + +65 O +- O +kilodalton O +protein O +phosphorylated O +by O +interleukin B-GENE +2 I-GENE +stimulation O +bears O +two O +putative O +actin B-GENE +- I-GENE +binding I-GENE +sites I-GENE +and O +two O +calcium O +- O +binding O +sites O +. O + +The O +highly O +restrained O +girls O +had O +a O +significantly O +higher O +EAT O +score O +than O +the O +low O +- O +restrained O +girls O +, O +and O +shared O +with O +their O +mothers O +a O +susceptibility O +to O +the O +disinhibitory O +effects O +of O +negative O +mood O +states O +on O +their O +eating O +behaviour O +. O + +Sequence O +and O +genetic O +organization O +of O +a O +Zymomonas O +mobilis O +gene O +cluster O +that O +encodes O +several O +enzymes O +of O +glucose O +metabolism O +. O + +For O +this O +, O +cDNAs O +containing O +the O +60K O +, O +87K O +, O +110K O +and O +170K O +protein O +coding O +sequences O +were O +each O +provided O +with O +an O +ATG O +start O +codon O +and O +the O +cDNA O +containing O +the O +60K O +coding O +sequence O +with O +a O +TAA O +stop O +codon O +immediately O +downstream O +of O +the O +coding O +sequence O +. O + +Finally O +, O +a O +complementary O +footprinting O +analysis O +of O +the O +upstream O +region O +of O +the O +constitutively O +expressed O +HSC82 B-GENE +gene I-GENE +reveals O +the O +presence O +of O +three O +discrete O +protein O +complexes O +. O + +Pathophysiology O +of O +bone O +loss O +in O +castrated O +animals O +. O + +Auditory O +- O +visual O +interaction O +in O +the O +generation O +of O +saccades O +in O +man O +. O + +First O +, O +each O +lung O +was O +cut O +into O +slices O +, O +from O +which O +primary O +disectors O +were O +sampled O +systematically O +with O +a O +known O +sampling O +fraction O +. O + +The O +upstream O +promoter O +is O +located O +within O +the O +coding O +sequence O +of O +a O +divergent O +gene O +expressing O +a O +protein O +of O +Mr O +39 O +kDa O +of O +unknown O +function O +. O + +Assuming O +O2 O +consumption O +of O +the O +isolated O +skin O +to O +be O +same O +as O +in O +situ O +, O +calculations O +showed O +that O +when O +water O +PO2 O +was O +high O +( O +150 O +mm O +Hg O +) O +, O +about O +40 O +% O +of O +total O +cutaneous O +O2 O +uptake O +was O +consumed O +by O +the O +skin O +. O + +MCh O +infusion O +caused O +a O +concentration O +- O +dependent O +increase O +in O +airway O +resistance O +at O +constant O +QBA O +. O + +Plasma O +concentrations O +of O +atracurium O +and O +laudanosine O +were O +0 O +. O +73 O +- O +3 O +. O +11 O +micrograms O +ml O +- O +1 O +and O +0 O +. O +48 O +- O +8 O +. O +65 O +micrograms O +ml O +- O +1 O +, O +respectively O +; O +CSF O +concentration O +of O +laudanosine O +was O +70 O +- O +440 O +ng O +ml O +- O +1 O +. O + +Plasma O +Al O +was O +obtained O +during O +each O +baseline O +and O +drug O +course O +. 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O + +Axillary O +nodal O +status O +, O +tumour O +progesterone B-GENE +receptor I-GENE +status O +, O +and O +season O +of O +tumour O +detection O +significantly O +influenced O +survival O +in O +both O +older O +( O +greater O +than O +50 O +yrs O +) O +and O +younger O +( O +less O +than O +50 O +yrs O +) O +patients O +. O + +The O +application O +of O +these O +microelectrodes O +to O +the O +measurement O +of O +rapid O +, O +transient O +changes O +in O +retinal O +[ O +K O ++ O +] O +o O +is O +presented O +. O + +Expression O +, O +cellular O +localization O +and O +in O +vitro O +transcription O +studies O +establish O +that O +cloned B-GENE +hUBF I-GENE +encodes O +a O +nucleolar O +factor O +that O +binds O +specifically O +to O +the O +upstream O +control O +element O +and O +core O +of O +the O +rRNA O +gene O +promoter O +to O +activate O +transcription O +in O +a O +binding O +site O +- O +dependent O +manner O +. O + +Combining O +multiple O +laboratory O +studies O +may O +be O +of O +value O +in O +predetermining O +the O +eventual O +outcome O +in O +near O +- O +drowning O +. O + +There O +was O +a O +gradual O +increase O +in O +the O +myocyte O +diameter O +according O +to O +age O +in O +the O +biopsy O +and O +autopsy O +specimens O +. O + +Despite O +the O +absence O +of O +exercise O +- O +induced O +asthma O +( O +EIA O +) O +while O +breathing O +WH O +air O +, O +asthmatic O +patients O +still O +had O +significantly O +higher O +mean O +GH O +increments O +than O +normal O +subjects O +( O +9 O +. O +2 O +vs O +2 O +. O +3 O +ng O +/ O +ml O +, O +P O +less O +than O +0 O +. O +05 O +) O +. O + +The O +afferents O +' O +phase O +of O +response O +was O +unmodified O +by O +electrical O +EVS O +stimulation O +. O + +Solving O +an O +age O +old O +problem O +. O + +The O +distribution O +of O +their O +fibrinogen B-GENE +levels O +was O +Gaussian O +, O +but O +more O +wide O +- O +based O +than O +the O +distribution O +of O +our O +normal O +controls O +. O + +In O +a O +stepwise O +logistic O +regression O +analysis O +of O +SPT O +and O +RAST O +data O +, O +the O +occurrence O +of O +serum B-GENE +IgE I-GENE +antibodies I-GENE +to I-GENE +P I-GENE +. I-GENE +orbiculare I-GENE +had O +the O +highest O +explanatory O +value O +for O +current O +eczema O +. O + +The O +examination O +was O +focused O +on O +assessment O +of O +different O +types O +of O +drusen O +, O +on O +evaluation O +of O +the O +development O +and O +incidence O +of O +risk O +factors O +leading O +to O +complications O +and O +loss O +of O +central O +vision O +. O + +They O +were O +then O +subjected O +to O +whole O +- O +body O +heat O +stress O +( O +water O +- O +perfused O +suits O +) O +, O +and O +the O +3 O +minutes O +of O +LBNP O +was O +repeated O +. O + +An O +NF1 B-GENE +- I-GENE +related I-GENE +vitellogenin I-GENE +activator I-GENE +element I-GENE +mediates O +transcription O +from O +the O +estrogen O +- O +regulated O +Xenopus B-GENE +laevis I-GENE +vitellogenin I-GENE +promoter I-GENE +. O + +At O +the O +carboxyl O +terminus O +, O +deletion O +as O +far O +as O +residue O +388 O +did O +not O +affect O +in O +vitro O +TRF B-GENE +. I-GENE +C I-GENE +assembly O +, O +although O +trans O +- O +activating O +activity O +was O +abolished O +. O + +The O +effects O +of O +mean O +luminance O +were O +also O +measured O +and O +a O +general O +expression O +that O +would O +take O +them O +into O +account O +was O +derived O +. O + +Effect O +of O +hyperglycemia O +on O +pain O +threshold O +in O +alloxan O +- O +diabetic O +rats O +. O + +We O +have O +synthesized O +[ O +7 O +, O +7 O +- O +2H2 O +] O +- O +19 O +- O +OHA O +with O +high O +deuterium O +content O +and O +, O +together O +with O +[ O +7 O +, O +7 O +- O +2H2 O +] O +A O +and O +[ O +9 O +, O +11 O +- O +2H2 O +] O +estrone O +( O +E1 O +) O +, O +have O +developed O +a O +quantitative O +assay O +of O +serum O +level O +19 O +- O +OHA O +, O +A O +, O +and O +E1 O +using O +the O +gas O +chromatography O +/ O +mass O +spectrometry O +- O +mass O +fragmentography O +method O +to O +monitor O +individual O +subjects O +throughout O +pregnancy O +. O + +Sequence O +analysis O +of O +these O +genes O +and O +their O +surrounding O +sequences O +are O +presented O +and O +compared O +with O +other O +known O +tRNA O +genes O +from O +plant O +mitochondria O +. O + +Experiments O +were O +performed O +in O +which O +brain O +- O +stem O +auditory O +- O +evoked O +responses O +( O +BAERs O +) O +were O +elicited O +by O +two O +types O +of O +pseudorandom O +pulse O +trains O +: O +maximum O +length O +sequences O +( O +MLS O +) O +and O +Legendre O +sequences O +( O +LGS O +) O +. O + +The O +pseudolymphoma O +syndrome O +is O +a O +reversible O +reactive O +condition O +consisting O +of O +fever O +, O +lymphadenopathy O +and O +generalized O +rash O +. O + +In O +the O +local O +geomagnetic O +field O +, O +the O +animals O +preferred O +the O +SE O +- O +sector O +. O + +In O +the O +artificial O +lung O +, O +like O +in O +the O +natural O +lung O +and O +peripheral O +tissues O +, O +gas O +exchanges O +depend O +on O +several O +parameters O +: O +blood O +inlet O +conditions O +, O +blood O +flow O +rate O +, O +temperature O +, O +composition O +of O +the O +gas O +mixture O +used O +for O +ventilation O +, O +blood O +tissue O +perfusion O +, O +O2 O +consumption O +, O +etc O +. O + +Mean O +( O ++ O +/ O +- O +SE O +) O +measurements O +of O +clearance O +( O +24 O +. O +5 O ++ O +/ O +- O +2 O +. O +06 O +v O +26 O +. O +5 O ++ O +/ O +- O +2 O +. O +05 O +mL O +/ O +min O +/ O +m2 O +) O +, O +half O +- O +life O +( O +5 O +. O +7 O ++ O +/ O +- O +0 O +. O +5 O +v O +6 O +. O +4 O ++ O +/ O +- O +0 O +. O +5 O +hours O +) O +, O +and O +volume O +of O +distribution O +( O +12 O +. O +4 O ++ O +/ O +- O +1 O +. O +1 O +v O +13 O +. O +7 O ++ O +/ O +- O +1 O +. O +6 O +L O +/ O +m2 O +) O +were O +not O +significantly O +different O +in O +patients O +with O +jaundice O +when O +compared O +with O +controls O +. O + +Attitudes O +were O +found O +to O +be O +multidimensional O +, O +with O +similar O +dimensions O +being O +identified O +in O +both O +samples O +. O + +We O +conclude O +that O +DNA O +ploidy O +is O +a O +major O +objective O +prognostic O +factor O +and O +therapeutic O +determinant O +for O +endometrial O +carcinoma O +. O + +A O +semiautomatic O +digital O +system O +( O +Videoplan O +2 O +) O +was O +used O +. O + +Environmental O +factors O +were O +more O +important O +in O +the O +older O +cohorts O +( O +perhaps O +because O +of O +less O +reliable O +recall O +) O +. O + +Dopamine O +SERS O +spectra O +from O +these O +electrodes O +are O +similar O +to O +those O +obtained O +at O +uncoated O +electrodes O +. O + +These O +findings O +indicate O +that O +hypergastrinemia O +induced O +by O +surgical O +removal O +of O +acid O +- O +producing O +mucosa O +in O +the O +rat O +has O +the O +same O +effects O +on O +oxyntical O +mucosal B-GENE +HDC I-GENE +activity O +, O +histamine O +concentration O +and O +ECL O +cell O +density O +as O +hypergastrinemia O +induced O +by O +continuous O +gastrin B-GENE +infusion O +or O +by O +long O +- O +term O +treatment O +with O +effective O +antisecretagogues O +. O + +The O +order O +of O +the O +helicase B-GENE +motif I-GENE +and O +the O +nsP3 B-GENE +homology I-GENE +region I-GENE +in O +the O +RUB O +genome O +is O +reversed O +with O +respect O +to O +the O +alphavirus O +genome O +indicating O +that O +a O +genetic O +rearrangement O +has O +occurred O +during O +the O +evolution O +of O +these O +viruses O +. O + +The O +results O +suggest O +followings O +- O +- O +1 O +) O +both O +eosinophils O +and O +neutrophils O +participate O +in O +hypersecretion O +of O +type O +Ib O +in O +atopic O +cases O +, O +and O +only O +eosinophils O +in O +non O +- O +atopic O +cases O +. O + +There O +were O +5 O +treatments O +: O +control O +( O +C O +) O +; O +a O +wooden O +surround O +in O +one O +rear O +corner O +of O +the O +cage O +( O +S O +) O +; O +a O +fiberglass O +rollaway O +hollow O +in O +one O +rear O +corner O +of O +the O +cage O +( O +H O +) O +; O +a O +hollow O +and O +a O +surround O +( O +H O +/ O +S O +) O +; O +a O +nest O +box O +attached O +to O +the O +back O +of O +the O +cage O +, O +containing O +a O +hollow O +( O +N O +) O +. O + +While O +no O +significant O +differences O +in O +the O +tensile O +responses O +or O +failure O +characteristics O +were O +noted O +for O +irradiated O +and O +nonirradiated O +grafts O +in O +the O +drip O +, O +in O +the O +bath O +environment O +the O +nonirradiated O +tissues O +had O +greater O +strength O +and O +modulus O +. O + +The O +patient O +was O +treated O +with O +benzathine O +penicillin O +, O +2 O +, O +400 O +, O +000 O +U O +weekly O +for O +three O +weeks O +. O + +A O +consensus O +binding O +site O +for O +the O +transcription O +factor O +SP1 B-GENE +was O +identified O +in O +intron O +As O +downstream O +of O +the O +proenkephalin B-GENE +germ I-GENE +cell I-GENE +cap I-GENE +site I-GENE +region I-GENE +. O + +This O +proposed O +method O +is O +similar O +in O +principle O +to O +the O +sets O +technique O +but O +is O +shown O +to O +have O +much O +better O +expected O +time O +to O +alarm O +properties O +. O + +Drug O +and O +personnel O +costs O +were O +reduced O +when O +batch O +manufacturing O +with O +40 O +- O +mL O +multidose O +vials O +was O +compared O +with O +extemporaneous O +compounding O +with O +unit O +- O +dose O +vials O +. O + +Changes O +in O +prognosis O +of O +twin O +births O +over O +20 O +years O +. O + +Dermal O +toxicity O +and O +carcinogenicity O +of O +4 O +- O +vinyl O +- O +1 O +- O +cyclohexene O +diepoxide O +in O +Fischer O +rats O +and O +B6C3F1 O +mice O +. O + +Per O +kg O +FFM O +SMR O +was O +almost O +restored O +to O +baseline O +values O +for O +the O +EX O +group O +, O +whereas O +the O +non O +- O +exercising O +subjects O +still O +showed O +depressed O +values O +( O +EX O +3 O +. O +7 O +per O +cent O +and O +D O ++ O +DE O +15 O +. O +8 O +per O +cent O +lower O +than O +before O +treatment O +; O +P O +less O +than O +0 O +. O +05 O +) O +. O + +MK O +- O +927 O +: O +a O +topically O +active O +ocular O +hypotensive O +carbonic B-GENE +anhydrase I-GENE +inhibitor O +. O + +PCR O +- O +derived O +fragments O +were O +used O +as O +probes O +for O +the O +isolation O +of O +the O +U3 B-GENE +snRNA I-GENE +genes I-GENE +from O +a O +genomic O +library O +of O +Arabidopsis O +. O + +The O +transcriptional O +unit O +spans O +a O +chromosomal O +region O +of O +about O +55 O +kilobase O +pairs O +( O +kbp O +) O +. O + +100 O +of O +the O +patients O +who O +would O +have O +died O +survive O +. O + +The O +effects O +of O +tap O +( O +TW O +) O +or O +carbonated O +( O +CW O +) O +water O +on O +arterial O +pH O +, O +partial O +pressure O +of O +carbon O +dioxide O +( O +PCO2 O +) O +and O +plasma O +lactate O +were O +determined O +in O +heat O +- O +stressed O +broilers O +. O + +Transient O +expression O +of O +human B-GENE +and I-GENE +chicken I-GENE +progesterone I-GENE +receptors I-GENE +does O +not O +support O +alternative O +translational O +initiation O +from O +a O +single O +mRNA O +as O +the O +mechanism O +generating O +two O +receptor O +isoforms O +. O + +The O +Community O +Adjustment O +Scale O +provided O +outcome O +data O +related O +to O +the O +subjects O +' O +degree O +of O +productivity O +, O +ability O +to O +maintain O +close O +relationships O +, O +and O +presence O +/ O +absence O +of O +symptomatology O +an O +average O +of O +32 O +years O +after O +initial O +admission O +. O + +However O +, O +at O +18 O +months O +of O +age O +, O +significantly O +higher O +levels O +of O +IgG1 B-GENE +( O +P O +less O +than O +0 O +. O +05 O +) O +and O +of O +IgG4 B-GENE +( O +P O +less O +than O +0 O +. 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O + +The O +nucleotide O +sequence O +consists O +of O +48 O +bp O +of O +5 O +' O +- O +end O +non O +- O +coding O +region O +, O +1695 O +bp O +of O +coding O +region O +and O +212 O +bp O +of O +3 O +' O +- O +end O +non O +- O +coding O +region O +including O +a O +20 O +bp O +poly O +( O +A O +) O +tail O +. O + +Toxicities O +included O +: O +nausea O +/ O +vomiting O +( O +69 O +% O +) O +, O +headache O +( O +25 O +% O +) O +, O +chills O +( O +69 O +% O +) O +, O +pain O +at O +tumor O +sites O +( O +63 O +% O +) O +, O +hypotension O +( O +31 O +% O +) O +, O +and O +hypertension O +( O +38 O +% O +) O +. O + +The O +results O +also O +showed O +that O +although O +oyster O +shell O +supplementation O +generally O +increased O +alkaline B-GENE +phosphatase I-GENE +activity O +, O +bone O +mineralization O +was O +relatively O +uninfluenced O +as O +judged O +by O +the O +low O +coefficients O +of O +variation O +( O +CV O +) O +of O +3 O +. O +14 O +- O +3 O +. 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O + +Cotransfection O +of O +either O +construct O +with O +plasmids O +encoding O +PKI B-GENE +( I-GENE +1 I-GENE +- I-GENE +31 I-GENE +) I-GENE +inhibits O +cAMP O +- O +stimulated O +but O +not O +basal O +- O +or O +phorbol O +ester O +- O +stimulated O +expression O +. O + +Sequence O +analysis O +of O +the O +5 O +' O +flanking O +region O +revealed O +several O +GC O +boxes O +but O +no O +identifiable O +TATA O +box O +. O + +The O +underlying O +cirrhosis O +was O +alcoholic O +in O +11 O +( O +53 O +. O +3 O +% O +) O +, O +cryptogenic O +in O +5 O +( O +23 O +. O +8 O +% O +) O +, O +and O +hepatitis O +B O +chronic O +infection O +related O +in O +5 O +( O +23 O +. O +8 O +% O +) O +. O + +Once O +P B-GENE +- I-GENE +450scc I-GENE +mRNA I-GENE +is O +induced O +as O +a O +consequence O +of O +the O +LH B-GENE +/ O +hCG B-GENE +surge O +it O +is O +constitutively O +maintained O +by O +luteinized O +cells O +in O +vivo O +( O +0 O +- O +4 O +days O +) O +and O +in O +vitro O +( O +0 O +- O +9 O +days O +) O +in O +the O +absence O +of O +gonadotropins B-GENE +, O +is O +susceptible O +to O +modulation O +by O +prolactin B-GENE +and O +is O +no O +longer O +regulated O +by O +cAMP O +. O + +Similarly O +, O +a O +human O +but O +not O +a O +bovine B-GENE +alpha I-GENE +transgene I-GENE +was O +expressed O +in O +placenta O +in O +transgenic O +mice O +. O + +A O +rapid O +staining O +technique O +for O +Leishmania O +parasites O +in O +splenic O +aspirate O +smears O +. O + +NIK O +- O +244 O +suppressed O +coronary O +ligation O +- O +and O +digitalis O +- O +induced O +arrhythmias O +, O +and O +the O +minimum O +effective O +plasma O +concentrations O +for O +arrhythmias O +induced O +by O +24 O +- O +h O +and O +48 O +- O +h O +coronary O +ligation O +and O +digitalis O +were O +0 O +. O +41 O ++ O +/ O +- O +0 O +. O +10 O +( O +by O +1 O +mg O +/ O +kg O +i O +. O +v O +. O +) O +, O +0 O +. O +70 O ++ O +/ O +- O +0 O +. O +13 O +( O +by O +1 O +mg O +/ O +kg O +i O +. O +v O +. O +) O +, O +and O +0 O +. O +21 O ++ O +/ O +- O +0 O +. O +08 O +( O +by O +0 O +. O +5 O +mg O +/ O +kg O +i O +. O +v O +. O +) O +microgram O +/ O +ml O +, O +respectively O +( O +mean O ++ O +/ O +- O +SD O +of O +the O +mean O +, O +n O += O +6 O +) O +. O + +In O +TNF B-GENE +- O +resistant O +T24 O +bladder O +carcinoma O +cells O +, O +TNF B-GENE +failed O +to O +alter O +EGF B-GENE +- I-GENE +R I-GENE +tyrosine B-GENE +protein I-GENE +kinase I-GENE +activity O +although O +both O +EGF B-GENE +and O +phorbol O +ester O +were O +shown O +to O +modulate O +the O +enzymatic O +activity O +of O +the O +receptor O +in O +these O +cells O +. O + +Thus O +, O +phosphodiesterase O +inhibitors O +that O +produce O +an O +opiate O +quasi O +- O +withdrawal O +syndrome O +potentiate O +interoceptive O +stimuli O +and O +weight O +loss O +associated O +with O +the O +withdrawal O +syndrome O +precipitated O +by O +naltrexone O +in O +morphine O +- O +dependent O +rats O +. O + +The O +diagnostic O +value O +of O +blood O +serum O +and O +urinary B-GENE +amylase I-GENE +, O +lipase B-GENE +, O +and O +trypsin B-GENE +in O +exacerbations O +of O +chronic O +relapsing O +pancreatitis O +is O +discussed O +. 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O + +Myocardial O +perfusion O +was O +evaluated O +using O +the O +enhanced O +gray O +level O +after O +contrast O +injection O +, O +and O +the O +level O +was O +compared O +with O +the O +morphology O +and O +degree O +of O +collateral O +development O +. O + +Once O +NGF B-GENE +administration O +is O +proven O +effective O +it O +will O +be O +possible O +to O +develop O +alternative O +ways O +of O +NGF B-GENE +administration O +. O + +During O +the O +program O +' O +s O +use O +at O +the O +RSNA O +meeting O +, O +the O +program O +selected O +the O +correct O +diagnosis O +in O +the O +top O +five O +22 O +% O +of O +the O +time O +. O + +Immunoglobulin B-GENE +light I-GENE +chain I-GENE +( O +IgL B-GENE +) O +diversity O +is O +generated O +in O +the O +chicken O +by O +recombination O +between O +the O +single O +functional O +variable O +( O +VL B-GENE +) O +and O +joining O +( O +JL B-GENE +) O +gene O +segments O +and O +subsequent O +somatic O +diversification O +of O +the O +rearranged O +VL B-GENE +region O +. O + +The O +results O +were O +as O +follows O +: O +1 O +) O +Total O +integrated O +EMG O +activity O +of O +FB O +group O +was O +approximately O +equal O +in O +any O +occluded O +position O +, O +whereas O +that O +of O +CG O +and O +GF O +group O +varied O +from O +position O +to O +position O +. O + +Muscle O +action O +potential O +and O +masticatory O +rhythm O +of O +anterior O +temporal O +and O +masseter O +muscles O +in O +children O +and O +adults O + +The O +thrombolytic O +effects O +of O +native O +tissue B-GENE +- I-GENE +type I-GENE +plasminogen I-GENE +activator I-GENE +( O +AK B-GENE +- I-GENE +124 I-GENE +) O +on O +experimental O +canine O +coronary O +thrombosis O +. O + +O2 O +and O +CO2 O +in O +the O +tracheostomy O +tube O +were O +continuously O +monitored O +by O +mass O +spectrometry O +using O +a O +special O +sample O +- O +hold O +phase O +- O +locked O +sampling O +technique O +. O + +Enzyme O +- O +linked O +immunosorbent O +assay O +for O +screening O +aflatoxin O +B1 O +in O +cottonseed O +products O +and O +mixed O +feed O +: O +collaborative O +study O +. 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O + +Recessive O +lethal O +mutations O +were O +isolated O +based O +upon O +failure O +to O +complement O +the O +recessive O +lethality O +of O +Df O +( O +3L O +) O +RR2 O +, O +a O +deletion O +of O +the O +DRE O +region O +that O +removes O +16 O +- O +18 O +polytene O +chromosome O +bands O +. O + +Current O +status O +and O +future O +perspectives O + +K O +. O + +A O +215 O +- O +base O +- O +pair O +( O +bp O +) O +region O +of O +the O +mouse B-GENE +MOPC I-GENE +41 I-GENE +kappa I-GENE +light I-GENE +- I-GENE +chain I-GENE +immunoglobulin I-GENE +gene I-GENE +enhancer I-GENE +has O +been O +analyzed O +for O +specific O +binding O +of O +lymphoid O +and O +nonlymphoid O +nuclear O +factors O +. O + +Follow O +- O +up O +study O +showed O +85 O +% O +of O +these O +patients O +with O +effectiveness O +. O + +The O +other O +patients O +continued O +the O +trial O +with O +single O +daily O +doses O +of O +monotherapy O +. 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O + +An O +immunologically O +related O +protein O +was O +detected O +in O +ribosome O +and O +membrane O +fractions O +of O +mitochondria O +from O +Saccharomyces O +cerevisiae O +. O + +Mapping O +of O +RNA O +- O +temperature B-GENE +- I-GENE +sensitive I-GENE +mutants I-GENE +of I-GENE +Sindbis I-GENE +virus I-GENE +: I-GENE +complementation I-GENE +group I-GENE +F I-GENE +mutants I-GENE +have O +lesions O +in O +nsP4 B-GENE +. O + +The O +effect O +of O +the O +thromboxane B-GENE +A2 I-GENE +( I-GENE +TXA2 I-GENE +) I-GENE +/ I-GENE +prostaglandin I-GENE +endoperoxide I-GENE +receptor I-GENE +antagonist O +, O +SQ O +29 O +, O +548 O +on O +pacing O +- O +induced O +ischemia O +was O +determined O +in O +anesthetized O +open O +- O +chest O +dogs O +. O + +The O +recovery O +index O +( O +T25 O +- O +T75 O +) O +after O +the O +infusion O +stopped O +was O +similar O +in O +patients O +who O +received O +mivacurium O +and O +those O +who O +received O +suxamethonium O +. O + +The O +sign O +of O +Leser O +- O +Trelat O +: O +does O +it O +exist O +? O +The O +sign O +of O +Leser O +- O +Trelat O +is O +usually O +regarded O +as O +a O +reliable O +cutaneous O +marker O +of O +internal O +malignancy O +. O + +Three O +missense O +mutants O +in O +subunit O +a O +of O +the O +Escherichia B-GENE +coli I-GENE +F1F0 I-GENE +- I-GENE +ATPase I-GENE +were O +isolated O +and O +characterized O +after O +hydroxylamine O +mutagenesis O +of O +a O +plasmid O +carrying O +the O +uncB B-GENE +( I-GENE +subunit I-GENE +a I-GENE +) I-GENE +gene I-GENE +. O + +Moreover O +, O +exons O +2a O +and O +2b O +share O +the O +same O +5 O +' O +sequence O +but O +differ O +from O +each O +other O +by O +the O +use O +of O +two O +distinct O +donor O +splice O +sites O +171 O +bp O +apart O +in O +the O +gene O +. 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O + +Quantitative O +predictions O +are O +confirmed O +for O +the O +positive O +responses O +, O +but O +not O +for O +the O +negatives O +, O +suggesting O +that O +the O +SSTS O +model O +is O +incorrect O +. O + +Plasma O +concentrations O +of O +ANF B-GENE +( O +pANF B-GENE +) O +, O +aldosterone O +( O +PAC O +) O +and O +renin B-GENE +( O +PRC B-GENE +) O +were O +measured O +daily O +, O +as O +were O +hemodynamic O +parameters O +. O + +The O +adenovirus B-GENE +E1A I-GENE +gene I-GENE +encodes O +a O +protein O +that O +transcriptionally O +activates O +viral B-GENE +early I-GENE +genes I-GENE +. O + +Administration O +of O +dexamethasone O +was O +associated O +with O +progressive O +rises O +in O +plasma O +17 O +alpha O +OH O +progesterone O +, O +11 O +beta O +- O +desoxycortisol O +, O +DHEA O +sulphate O +, O +androstenedione O +and O +testosterone O +, O +together O +with O +increased O +urinary O +excretion O +of O +androsterone O +, O +11 O +beta O +OH O +androsterone O +, O +etiocholanolone O +, O +DHEA O +, O +and O +16 O +alpha O +OH O +DHEA O +. O + +RNA O +transcripts O +that O +hybridize O +to O +the O +introduced O +foreign O +gene O +have O +been O +identified O +. O + +In O +HeLa O +cells O +, O +it O +activated O +transcription O +from O +the O +herpes B-GENE +simplex I-GENE +virus I-GENE +type I-GENE +1 I-GENE +thymidine I-GENE +kinase I-GENE +promoter I-GENE +linked O +to O +the O +chloramphenicol B-GENE +acetyltransferase I-GENE +gene I-GENE +when O +located O +in O +inverted O +orientation O +upstream O +of O +the O +thymidine B-GENE +kinase I-GENE +promoter I-GENE +or O +downstream O +of O +the O +chloramphenicol B-GENE +acetyltransferase I-GENE +gene I-GENE +coding I-GENE +sequence I-GENE +. O + +At O +the O +basal O +unstimulated O +condition O +, O +Ren1d B-GENE +5 I-GENE +' I-GENE +flanking I-GENE +sequence I-GENE +in O +the O +sense O +orientation O +inhibited O +basal O +CAT B-GENE +expression O +from O +the O +TK B-GENE +promoter I-GENE +of O +pUTKAT1 O +, O +whereas O +the O +same O +sequence O +in O +the O +antisense O +orientation O +did O +not O +. 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O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +The O +65 O +- O +bp O +sequence O +contains O +the O +octameric O +cAMP O +- O +responsive O +enhancer O +( O +CRE O +) O +TGACGTCA O +( O +nucleotides O +- O +48 O +to O +- O +41 O +) O +. O + +Somatostatin B-GENE +gene I-GENE +expression O +in O +pancreatic O +islet O +cells O +is O +directed O +by O +cell O +- O +specific O +DNA O +control O +elements O +and O +DNA O +- O +binding O +proteins O +. O + +In O +contrast O +, O +the O +full O +mu O +- O +opioid O +agonists O +fentanyl O +, O +morphine O +, O +I O +- O +methadone O +and O +levorphanol O +produced O +50 O +% O +fentanyl O +- O +appropriate O +responding O +at O +doses O +only O +1 O +. O +3 O +to O +10 O +. O +9 O +times O +smaller O +than O +those O +required O +to O +decrease O +response O +rates O +by O +50 O +% O +. 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O + +To O +assess O +the O +functional O +importance O +of O +these O +NBS O +in O +the O +overall O +drug O +resistance O +phenotype O +conferred O +by O +mdr1 B-GENE +, O +we O +introduced O +amino O +acid O +substitutions O +in O +the O +core O +consensus O +sequence O +for O +nucleotide O +binding O +, O +GXGKST O +. O + +When O +the O +first O +twitch O +of O +TOF O +spontaneously O +recovered O +to O +10 O +% O +of O +control O +value O +, O +neostigmine O +was O +injected O +( O +40 O +micrograms O +/ O +kg O +in O +adults O +, O +30 O +micrograms O +/ O +kg O +in O +infants O +and O +children O +) O +. O + +No O +significant O +differences O +were O +found O +in O +relation O +to O +Type O +A O +behaviour O +and O +beta B-GENE +- I-GENE +adrenoceptor I-GENE +blockade O +. 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O + +None O +of O +the O +measured O +parameters O +( O +heart O +contents O +of O +neutral O +lipids O +, O +total O +phospholipids O +, O +phosphatidylcholine O +, O +phosphatidylethanolamine O +, O +diphosphatidylglycerol O +, O +sphingomyelin O +and O +fatty O +acid O +composition O +of O +each O +phospholipid O +class O +) O +appeared O +to O +be O +related O +with O +the O +grading O +of O +the O +lesions O +. O + +Of O +165 O +women O +with O +non O +- O +malignant O +diagnoses O +26 O +( O +16 O +% O +) O +had O +CA B-GENE +125 I-GENE +levels O +in O +excess O +of O +35 O +U O +/ O +ml O +and O +8 O +( O +5 O +% O +) O +greater O +than O +65 O +U O +/ O +ml O +. O + +We O +conclude O +that O +at O +steady O +state O +the O +timing O +of O +a O +light O +meal O +is O +unlikely O +to O +alter O +in O +any O +clinically O +important O +manner O +the O +pharmacokinetics O +of O +nifedipine O +released O +from O +' O +biphasic O +' O +tablets O +. O + +The O +GALT O +- O +primed O +calves O +had O +increased O +serum O +IgG B-GENE +, O +lavage O +IgG B-GENE +and O +IgA B-GENE +and O +increased O +LNA B-GENE +titers O +in O +both O +lavage O +fluids O +and O +serum O +following O +the O +SC O +dose O +of O +killed O +bacteria O +. O + +Recent O +investigations O +have O +shown O +that O +Grenz O +rays O +can O +suppress O +the O +allergic O +contact O +dermatitis O +reaction O +completely O +and O +that O +Langerhans O +cells O +, O +identified O +by O +OKT6 B-GENE +antibodies I-GENE +and O +electron O +microscopy O +, O +disappear O +from O +the O +epidermis O +at O +the O +same O +time O +. O + +The O +elements O +responsible O +for O +glucocorticoid O +stimulation O +of O +ADH B-GENE +gene I-GENE +transcription O +appear O +to O +reside O +outside O +of O +this O +region O +. O + +1 O +. O + +The O +present O +studies O +compare O +the O +biochemical O +characteristics O +, O +Kanagawa O +hemolysin B-GENE +reactions O +, O +and O +plasmid O +profiles O +of O +13 O +patient O +and O +221 O +environmental O +isolates O +of O +the O +organism O +. O + +High O +values O +of O +both O +retinol O +and O +beta O +- O +carotene O +were O +found O +in O +full O +fat O +cheeses O +and O +whipping O +cream O +: O +from O +179 O +. O +0 O +( O +cheese O +, O +Edam O +- O +type O +) O +to O +318 O +. O +7 O +micrograms O +/ O +100 O +g O +( O +whipping O +cream O +) O +and O +from O +86 O +. O +7 O +( O +cheese O +, O +Edam O +- O +type O +) O +to O +186 O +. O +5 O +micrograms O +/ O +100 O +g O +( O +whipping O +cream O +) O +for O +all O +- O +trans O +retinol O +and O +total O +beta O +- O +carotene O +, O +respectively O +. O + +COGLAB O +includes O +measures O +of O +preattentional O +, O +attentional O +, O +conceptual O +, O +and O +psychomotor O +performance O +. O + +With O +respect O +to O +effective O +diffusivity O +of O +platelets O +( O +De O +) O +and O +the O +surface O +reactivity O +constant O +( O +K O +) O +, O +less O +significant O +differences O +were O +found O +among O +artificial O +materials O +. O + +The O +two O +most O +recent O +patients O +( O +35 O +and O +132 O +days O +) O +received O +only O +oral O +dipyridamole O +( O +75 O +mg O +X O +3 O +/ O +day O +) O +and O +aspirin O +( O +80 O +mg O +/ O +day O +) O +after O +the O +early O +recovery O +period O +( O +four O +- O +six O +days O +) O +, O +resulting O +in O +normal O +prothrombin B-GENE +and O +partial O +thromboplastin B-GENE +times O +. O + +Middle O +- O +latency O +auditory O +evoked O +potentials O +( O +MAEPs O +) O +were O +recorded O +in O +controls O +and O +patients O +with O +focal O +lesions O +in O +dorsolateral O +prefrontal O +cortex O +. O + +Specifically O +, O +they O +were O +performed O +to O +determine O +whether O +detection O +of O +envelope O +phase O +disparity O +was O +consistent O +with O +processing O +within O +a O +single O +channel O +in O +which O +the O +AM O +tones O +were O +simply O +added O +. O + +Gel O +retardation O +assays O +combined O +with O +DNase B-GENE +I I-GENE +footprinting O +and O +diethyl O +pyrocarbonate O +interference O +showed O +that O +a O +nuclear O +factor O +from O +differentiated O +C2 O +myotubes O +and O +BC3H1 O +myocytes O +recognized O +a O +conserved O +A O ++ O +T O +- O +rich O +sequence O +within O +the O +peripheral O +activating O +region O +. O + +Such O +transgenic O +plants O +should O +enable O +not O +only O +the O +mutational O +analysis O +of O +sequence O +elements O +within O +the O +replication O +origin O +region O +, O +but O +also O +the O +construction O +of O +a O +new O +generation O +of O +vectors O +for O +gene O +amplification O +in O +plants O +, O +based O +on O +a O +minimal O +virus O +replicon O +. O + +Ventral O +rhinotomy O +is O +no O +more O +difficult O +than O +dorsal O +rhinotomy O +, O +has O +less O +patient O +morbidity O +and O +fewer O +postoperative O +complications O +, O +and O +is O +more O +cosmetically O +acceptable O +. O + +Four O +full O +- O +thickness O +skin O +incisions O +were O +made O +in O +the O +back O +of O +10 O +female O +pigs O +that O +treated O +twice O +a O +day O +for O +14 O +days O +with O +2 O +ml O +of O +epidermal B-GENE +growth I-GENE +factor I-GENE +( O +300 O +ng O +/ O +ml O +) O +or O +2 O +ml O +of O +Ringer O +' O +s O +lactate O +solution O +in O +a O +single O +- O +blind O +, O +randomized O +fashion O +. O + +During O +challenge O +, O +rebiopsy O +was O +done O +when O +reticulin B-GENE +antibodies I-GENE +turned O +positive O +( O +mean O +0 O +. O +6 O +years O +, O +range O +0 O +. O +2 O +- O +2 O +. O +0 O +) O +or O +at O +the O +end O +of O +the O +two O +year O +study O +. O + +The O +effect O +of O +iron O +intake O +on O +59Fe O +absorption O +throughout O +pregnancy O +, O +and O +on O +maternal O +and O +fetal O +Fe O +status O +towards O +the O +end O +of O +pregnancy O +, O +was O +investigated O +in O +rats O +. O + +The O +deduced O +protein O +sequence O +is O +characterized O +by O +a O +putative O +16 O +- O +residue O +amino O +- O +terminal O +signal O +peptide O +that O +is O +cleaved O +, O +resulting O +in O +a O +239 O +- O +residue O +polypeptide O +. O + +Analysis O +of O +the O +rate O +constants O +indicated O +that O +the O +isomerization O +rate O +k12 O +was O +approximately O +equal O +to O +the O +apparent O +degradation O +rate O +of O +the O +delta O +3 O +ester O +kdeg O +, O +and O +slower O +than O +the O +hydrolysis O +rate O +of O +the O +delta O +2 O +ester O +k24 O +. O + +A O +protocol O +is O +elaborated O +for O +the O +preparation O +and O +characterization O +of O +a O +quality O +control O +material O +( O +QCM O +) O +containing O +intrinsic O +concentration O +of O +cadmium O +( O +Cd O +) O +( O +0 O +. O +8 O +microgram O +/ O +L O +) O +and O +lead O +( O +Pb O +) O +( O +13 O +. O +4 O +micrograms O +/ O +dL O +) O +from O +bovine O +blood O +and O +an O +elevated O +QCM O +containing O +Cd O +( O +5 O +. O +0 O +micrograms O +/ O +L O +) O +, O +mercury O +( O +Hg O +) O +( O +11 O +. O +2 O +micrograms O +/ O +L O +) O +, O +and O +Pb O +( O +34 O +. O +5 O +micrograms O +/ O +dL O +) O +from O +bovine O +blood O +spiked O +with O +aqueous O +spiking O +- O +solutions O +prepared O +with O +salts O +of O +Cd O +, O +Hg O +, O +and O +Pb O +. O + +Reagent O +strips O +are O +frequently O +used O +in O +the O +practice O +of O +laboratory O +medicine O +as O +well O +as O +outside O +the O +professional O +laboratories O +. O + +Precipitating O +antibodies O +for O +Thermophilic O +actinomycetes O +and O +M O +. O +f O +. O +were O +negative O +. O + +LON O +- O +72 O +( O +34 O +isolates O +) O +, O +LON O +- O +73 O +( O +1 O +) O +, O +LON O +- O +71 O +( O +2 O +) O +and O +LON O +- O +10 O +( O +2 O +) O +were O +found O +at O +altitudes O +around O +2000 O +m O +, O +3 O +of O +them O +in O +a O +single O +village O +. O + +Animal O +experimental O +and O +clinical O +applications O +of O +plates O +, O +screws O +and O +spinal O +segmental O +replacement O +implants O +made O +of O +this O +composite O +material O +have O +shown O +good O +results O +so O +far O +. O + +Significance O +of O +delta O +- O +aminolevulinic O +acid O +analysis O +in O +clinical O +tests O + +No O +changes O +were O +evident O +in O +the O +FR O +- O +task O +performance O +of O +controls O +that O +received O +daily O +saline O +injections O +. O + +Although O +the O +fertility O +decline O +in O +the O +black O +population O +in O +the O +Mississippi O +Delta O +between O +the O +late O +1870 O +' O +s O +and O +early O +1930 O +' O +s O +closely O +paralleled O +that O +of O +the O +national O +black O +population O +, O +it O +rose O +much O +more O +dramatically O +in O +the O +1940 O +' O +s O +and O +1950 O +' O +s O +to O +almost O +1880 O +levels O +. O + +According O +to O +their O +staining O +affinity O +for O +anti B-GENE +- I-GENE +T I-GENE +antibodies I-GENE +, O +the O +glandular O +tissue O +cells O +were O +classified O +as O +T B-GENE +- O +, O +T B-GENE ++ O +, O +T B-GENE ++ O ++ O +, O +and O +T B-GENE +and O +the O +annual O +changes O +in O +the O +numbers O +of O +these O +cell O +populations O +, O +as O +well O +as O +in O +the O +volume O +occupied O +by O +the O +glandular O +tissue O +, O +were O +calculated O +. O + +Ampicillin O +( O +AMP O +) O +alone O +or O +with O +an O +aminoglycoside O +( O +AMI O +) O +was O +the O +treatment O +in O +9 O +and O +16 O +cases O +, O +respectively O +. O + +Alkoxymetgyl O +- O +3 O +, O +4 O +- O +dimethylpyridinium O +chlorides O +were O +synthetized O +by O +reacting O +3 O +, O +4 O +- O +dimethylpyridine O +with O +chloromethyl O +alkyl O +ethers O +, O +while O +1 O +- O +ethyloxymethyl O +- O +3 O +- O +alkylthiomethylimidazolium O +chlorides O +were O +obtained O +in O +reactions O +of O +1 O +- O +ethyloxymethylimidazol O +with O +chloromethyl O +alkyl O +sulfides O +. O + +We O +investigated O +the O +incidence O +of O +congenital O +color O +deficiency O +among O +Koreans O +by O +the O +use O +of O +H O +- O +R O +- O +R O +pseudoisochromatic O +plates O +. O + +Eighty O +patients O +presenting O +to O +HGGM O +with O +non O +- O +Hodgkin O +' O +s O +lymphomas O +between O +1962 O +and O +1986 O +, O +were O +reviewed O +. O + +The O +relation O +between O +VE O +/ O +VO2 O +and O +Q O +/ O +VO2 O +showed O +a O +significant O +negative O +correlation O +( O +r O += O +- O +0 O +. O +93 O +, O +p O +less O +than O +0 O +. O +01 O +) O +. O + +Retrograde O +filling O +consists O +in O +sealing O +endodontics O +system O +directly O +at O +the O +apical O +zone O +after O +surgical O +approach O +. O + +Collaborative O +study O +of O +Japanese O +Pharmacopoeia O +Heparin O +Sodium O +Reference O +Standard O + +Serological O +studies O +at O +the O +early O +relapse O +stage O +of O +this O +disease O +showed O +increased O +serum B-GENE +ANA I-GENE +, O +IgA B-GENE +and O +IgM B-GENE +level O +with O +normal O +IgG B-GENE +and O +decrease O +of O +C3 B-GENE +and O +C4 B-GENE +. O + +The O +maximum O +stress O +due O +to O +the O +hygroscopic O +examination O +of O +the O +composite O +was O +0 O +. O +74 O +kg O +/ O +mm2 O +at O +equilibrium O +of O +the O +water O +absorbed O +of O +the O +composite O +. O + +Ischemic O +heart O +disease O +evaluated O +by O +exercise O +stress O +thallium O +- O +201 O +myocardial O +scintigraphy O +: O +a O +comparison O +of O +SPECT O +and O +bull O +' O +s O +eye O +display O + +Sequence O +analysis O +of O +the O +47 B-GENE +- I-GENE +kilodalton I-GENE +major I-GENE +integral I-GENE +membrane I-GENE +immunogen I-GENE +of I-GENE +Treponema I-GENE +pallidum I-GENE +. O + +Potential O +consensus O +sequences O +for O +early O +and O +late O +regulatory O +elements O +were O +identified O +. O + +Construction O +of O +a O +RIP1 B-GENE +deletion O +strain O +and O +isolation O +of O +temperature O +- O +sensitive O +mutants O +. O + +These O +data O +suggest O +that O +hypocitraturia O +in O +type O +I O +renal O +tubular O +acidosis O +may O +be O +due O +to O +a O +defect O +in O +proximal O +tubule O +function O +. O + +Concomitant O +chronic O +lymphocytic O +leukemia O +, O +acute O +myeloid O +leukemia O +, O +and O +thrombosis O +with O +protein B-GENE +C I-GENE +deficiency O +. O + +Vivid O +visual O +hallucinations O +without O +other O +psychopathology O +have O +been O +reported O +for O +several O +hundred O +years O +. O + +In O +the O +whole O +group O +, O +basal O +GH B-GENE +and O +somatomedin B-GENE +- I-GENE +C I-GENE +levels O +decreased O +from O +a O +mean O +( O ++ O +/ O +- O +standard O +error O +of O +the O +mean O +) O +of O +52 O +. O +3 O ++ O +/ O +- O +12 O +. O +7 O +to O +11 O +. O +1 O ++ O +/ O +- O +6 O +. O +3 O +ng O +/ O +ml O +and O +from O +7 O +. O +6 O ++ O +/ O +- O +0 O +. O +7 O +to O +2 O +. O +5 O ++ O +/ O +- O +0 O +. O +5 O +U O +/ O +ml O +, O +respectively O +. O + +Application O +of O +different O +criteria O +of O +cure O +revealed O +that O +19 O +patients O +( O +66 O +% O +) O +had O +basal O +GH B-GENE +levels O +below O +5 O +ng O +/ O +ml O +, O +17 O +patients O +( O +59 O +% O +) O +had O +normal O +somatomedin B-GENE +- I-GENE +C I-GENE +values O +, O +16 O +patients O +( O +55 O +% O +) O +had O +complete O +GH B-GENE +suppression O +( O +less O +than O +1 O +ng O +/ O +ml O +) O +during O +OGTT O +, O +and O +13 O +patients O +( O +45 O +% O +) O +met O +the O +above O +- O +mentioned O +criteria O +with O +disappearance O +of O +the O +paradoxical O +GH B-GENE +response O +to O +TRH B-GENE +/ O +GnRH B-GENE +test O +. O + +It O +suggests O +a O +sequence O +of O +surgical O +planning O +that O +can O +prevent O +them O +and O +also O +offers O +ways O +of O +dealing O +with O +the O +problems O +should O +they O +occur O +. O + +In O +Rat O +- O +1a O +cells O +the O +expression O +of O +human B-GENE +c I-GENE +- I-GENE +jun I-GENE +mRNA I-GENE +was O +associated O +with O +the O +ability O +to O +clone O +in O +soft O +agarose O +and O +form O +tumors O +in O +nude O +mice O +. O + +Furthermore O +, O +formation O +of O +foci O +of O +transformed O +RECs O +by O +the O +c B-GENE +- I-GENE +jun I-GENE +/ O +ras B-GENE +combination O +was O +augmented O +3 O +- O +fold O +by O +the O +tumor O +promoter O +phorbol O +12 O +- O +tetradecanoate O +13 O +- O +acetate O +. O + +Platelet B-GENE +activating I-GENE +factor I-GENE +was O +given O +in O +six O +doses O +at O +15 O +minute O +intervals O +and O +airway O +response O +measured O +as O +change O +in O +partial O +expiratory O +flow O +at O +30 O +% O +of O +vital O +capacity O +( O +Vp30 O +) O +. O + +There O +was O +no O +significant O +correlation O +between O +baseline O +PC40 O +methacholine O +and O +the O +maximal O +fall O +in O +Vp30 O +after O +either O +the O +first O +( O +12 O +micrograms O +) O +or O +the O +second O +dose O +( O +24 O +micrograms O +) O +of O +platelet B-GENE +activating I-GENE +factor I-GENE +. O + +Both O +BG O +and O +IRI B-GENE +concentrations O +during O +the O +OGTT O +were O +the O +lowest O +in O +body O +builders O +, O +medium O +in O +controls O +, O +and O +the O +highest O +in O +obese O +men O +. O + +Although O +it O +is O +well O +known O +that O +calcium O +channel O +blockers O +can O +influence O +contraction O +of O +vascular O +smooth O +muscle O +, O +there O +is O +less O +knowledge O +on O +its O +effect O +on O +excitation O +contraction O +coupling O +in O +the O +endocrine O +glands O +and O +more O +specifically O +on O +insulin B-GENE +and O +glucagon B-GENE +release O +. O + +Many O +studies O +have O +pointed O +out O +the O +possibility O +of O +" O +masked O +" O +organic O +factors O +in O +erectile O +impotence O +, O +detectable O +only O +by O +means O +of O +laboratory O +investigations O +: O +mild O +hypogonadism O +, O +hyperprolactinemia O +, O +occlusions O +selectively O +located O +at O +the O +site O +of O +the O +sexual O +arteries O +, O +venous O +incompetence O +, O +subclinical O +neuropathies O +. O + +The O +site O +- O +specific O +DNA O +inversion O +system O +Cin B-GENE +encoded O +by O +the O +bacteriophage O +P1 O +consists O +of O +a O +recombinase B-GENE +, O +two O +inverted O +crossing O +- O +over O +sites O +and O +a O +recombinational O +enhancer O +. O + +The O +terminator O +region O +supported O +termination O +of O +transcripts O +initiated O +by O +RNA B-GENE +polymerase I-GENE +I I-GENE +in O +vivo O +. O + +US O +- O +Doppler O +has O +recently O +gained O +attention O +as O +a O +noninvasive O +method O +for O +the O +functional O +evaluation O +of O +arteriovenous O +fistulas O +( O +FAV O +) O +. O + +Doppler O +echo O +in O +evaluating O +arteriovenous O +fistulae O +for O +dialysis O + +Following O +the O +patients O +during O +a O +course O +of O +therapy O +with O +a O +selective O +vasodilator O +calcium O +antagonist O +, O +the O +beta O +- O +adrenergic O +reflex O +vasodilation O +became O +substantially O +attenuated O +but O +was O +preserved O +during O +a O +placebo O +course O +of O +therapy O +. O + +Of O +110 O +previously O +untreated O +patients O +who O +had O +entered O +the O +study O +of O +protocol O +TCL821 O +, O +96 O +were O +evaluable O +. O + +There O +were O +3 O +/ O +32 O +( O +9 O +. O +4 O +per O +cent O +) O +adverse O +reactions O +( O +ADRs O +) O +, O +and O +one O +case O +each O +of O +nausea O +, O +dizziness O +and O +increased O +menstrual O +flow O +. O + +More O +mRNA O +corresponding O +to O +nagB B-GENE +and O +nagA B-GENE +is O +detected O +than O +that O +corresponding O +to O +the O +distal O +genes O +, O +nagC B-GENE +and O +nagD B-GENE +. O + +Tumor B-GENE +necrosis I-GENE +factor I-GENE +( O +TNF B-GENE +) O +is O +reported O +to O +cause O +a O +shock O +syndrome O +similar O +to O +that O +produced O +by O +endotoxin O +( O +LPS O +) O +. O + +The O +p34 B-GENE +. I-GENE +8 I-GENE +gene I-GENE +has O +a O +strong O +codon O +usage O +bias O +which O +is O +strikingly O +different O +from O +that O +of O +the O +polyhedrin B-GENE +gene I-GENE +. 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O + +The O +author O +gives O +an O +account O +of O +antipsychotic O +, O +analgetic O +, O +myorelaxing O +and O +vasodilatating O +effects O +of O +some O +calcium O +antagonists O +, O +and O +their O +clinical O +application O +is O +discussed O +. O + +A O +correlation O +coefficient O +was O +used O +for O +assessing O +the O +similarity O +of O +each O +map O +pattern O +with O +the O +normal O +mean O +IQRST O +map O +. O + +A O +hospital O +- O +based O +study O +of O +the O +relationship O +between O +retained O +placenta O +and O +mastitis O +in O +dairy O +cows O +. O + +This O +indicates O +that O +lipid O +peroxidation O +may O +be O +involved O +in O +the O +development O +of O +senile O +cataract O +and O +, O +as O +a O +direct O +consequence O +of O +retinal O +damage O +, O +also O +in O +the O +pathogenesis O +of O +cataract O +in O +diabetes O +and O +in O +severe O +myopia O +. 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O + +These O +results O +suggest O +that O +HAPE O +- O +S O +- O +S O +are O +prone O +to O +irregular O +nocturnal O +breathing O +patterns O +at O +high O +altitude O +, O +which O +is O +associated O +with O +the O +development O +of O +AMS O +, O +but O +it O +was O +not O +possible O +to O +determine O +whether O +these O +abnormal O +breathing O +patterns O +are O +a O +cause O +or O +an O +effect O +of O +AMS O +. O + +It O +was O +possible O +to O +classify O +the O +animals O +into O +high O +and O +low O +responders O +according O +to O +the O +pattern O +of O +humoral O +immune O +response O +. O + +Heart O +rate O +( O +HR O +) O +, O +rectal O +temperature O +( O +Tre O +) O +, O +blood O +pressure O +, O +temperature O +and O +relative O +humidity O +changes O +inside O +clothing O +were O +measured O +on O +18 O +professional O +firemen O +( O +mean O +age O +29 O +. O +4 O ++ O +/ O +- O +7 O +. O +4 O +yr O +, O +VO2 O +max O +41 O +. O +4 O ++ O +8 O +. O +8 O +ml O +kg O +- O +1 O +min O +- O +1 O +) O +wearing O +fire O +fighter O +' O +s O +uniforms O +( O +SU O +) O +or O +aluminized O +, O +fire O +resistant O +, O +impermeable O +clothing O +with O +self O +contained O +breathing O +apparatus O +( O +FE O +) O +. O + +The O +clinical O +tolerance O +and O +pharmacokinetics O +of O +FCE O +22101 O +( O +sodium O +( O +5R O +, O +6S O +) O +- O +6 O +- O +[ O +( O +1R O +) O +- O +hydroxyethyl O +] O +- O +2 O +- O +carbamoyloxymethyl O +- O +2 O +- O +penem O +- O +3 O +- O +carboxylate O +) O +, O +a O +new O +penem O +antibiotic O +, O +have O +been O +studied O +after O +giving O +a O +single O +i O +. O +v O +. O +dose O +of O +4 O +mg O +. O +kg O +- O +1 O +to O +ten O +healthy O +male O +volunteers O +. O + +DNA O +blot O +hybridization O +suggests O +that O +the O +rat O +genome O +may O +contain O +more O +than O +one O +gene O +encoding O +PtdIns B-GENE +transfer I-GENE +protein I-GENE +. 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O + +We O +have O +utilized O +the O +human B-GENE +4F2 I-GENE +heavy I-GENE +chain I-GENE +( O +4F2HC B-GENE +) O +gene O +as O +a O +model O +system O +in O +studies O +designed O +to O +elucidate O +the O +molecular O +events O +involved O +in O +regulating O +inducible O +gene O +expression O +during O +normal O +human O +T O +- O +cell O +activation O +. O + +A O +cDNA O +encoding O +the O +NF B-GENE +- I-GENE +4FB I-GENE +enhancer I-GENE +binding I-GENE +protein I-GENE +has O +been O +cloned O +by O +screening O +a O +lambda O +gt11 O +cDNA O +library O +with O +a O +rabiolabelled O +oligonucleotide O +corresponding O +to O +the O +NF B-GENE +- I-GENE +4FB I-GENE +recognition I-GENE +sequence I-GENE +. O + +Electrocardiographic O +right O +ventricular O +hypertrophy O +was O +seen O +in O +4 O +, O +and O +biventricular O +hypertrophy O +in O +5 O +patients O +. O + +Sequencing O +analysis O +revealed O +that O +the O +0 O +. O +54 O +- O +and O +0 O +. 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O + +Experiments O +on O +23 O +white O +rats O +and O +10 O +guinea O +pigs O +have O +shown O +that O +preliminarily O +indomethacin O +- O +induced O +inhibition O +of O +prostaglandins O +synthesis O +prevented O +development O +of O +pulmonary O +oedema O +, O +evoked O +by O +heterologous O +serum O +in O +rats O +and O +by O +vagotomy O +in O +guinea O +pigs O +. O + +On O +the O +other O +hand O +, O +lack O +of O +conservation O +of O +the O +membrane O +attachment O +sequence O +arginine O +- O +glycine O +- O +aspartic O +acid O +argues O +against O +its O +functional O +importance O +in O +CgA B-GENE +. O + +Third O +- O +and O +later O +- O +parity O +cows O +were O +randomly O +assigned O +after O +each O +parturition O +to O +Charolais O +and O +Red O +Poll O +bulls O +in O +multiple O +- O +sire O +pastures O +. O + +Within O +each O +lobe O +, O +the O +PA O +dispersion O +was O +up O +to O +10 O +cmH2O O +at O +CFV O +of O +90 O +l O +/ O +min O +; O +when O +flow O +decreased O +, O +PA O +at O +all O +sites O +decreased O +, O +as O +did O +the O +intralobar O +dispersion O +. O + +The O +system O +consisted O +of O +the O +intact O +canine O +heart O +connected O +to O +a O +microcomputer O +that O +operated O +as O +the O +modulated O +parasystolic O +pacemaker O +. O + +In O +order O +to O +identify O +and O +classify O +the O +basic O +CT O +appearances O +of O +interstitial O +pneumonia O +, O +radiologic O +- O +pathologic O +correlative O +study O +was O +performed O +using O +inflated O +and O +fixed O +lungs O +from O +autopsy O +and O +surgery O +. O + +The O +disease O +ran O +an O +atypical O +course O +; O +with O +early O +jaundice O +syndrome O +, O +severe O +enterorrhagia O +and O +late O +appearance O +of O +roseola O +. O + +The O +transcription O +factor O +Sp1 B-GENE +bound O +to O +eight O +sites O +, O +as O +demonstrated O +by O +footprinting O +assays O +and O +gel O +shift O +analysis O +with O +purified O +Sp1 B-GENE +. O + +The O +combination O +PIP O +64 O +micrograms O +- O +PEF O +4 O +micrograms O +prevents O +the O +frequent O +secondary O +regrowth O +seen O +after O +6 O +hours O +with O +the O +antibiotics O +used O +alone O +. O + +With O +a O +sample O +of O +mothers O +of O +healthy O +infants O +, O +all O +three O +subscales O +of O +the O +revised O +instrument O +, O +WPL O +- O +R O +, O +had O +acceptable O +levels O +of O +internal O +consistency O +at O +7 O +, O +30 O +, O +and O +90 O +days O +postpartum O +, O +and O +stability O +across O +administrations O +. O + +Since O +1948 O +, O +the O +use O +of O +saline O +- O +washed O +red O +cells O +( O +WRBCs O +) O +has O +been O +advocated O +to O +minimize O +hemolysis O +after O +transfusion O +to O +patients O +with O +PNH O +. O + +In O +the O +group O +of O +asthmatics O +statistically O +significant O +correlation O +was O +found O +between O +PC20 O +PGF2 O +alpha O +and O +histamine O +values O +( O +r O += O +0 O +. O +538 O +, O +p O +less O +than O +0 O +. O +05 O +) O +. O + +Acute O +experiments O +on O +nembutal O +- O +anesthetized O +cats O +( O +50 O +mg O +/ O +kg O +) O +were O +employed O +to O +investigate O +the O +effect O +of O +1 O +T O +pulsating O +magnetic O +field O +( O +PMF O +) O +on O +neuromuscular O +system O +of O +the O +leg O +. O + +No O +significant O +differences O +were O +found O +between O +the O +TS O +and O +the O +PTS O +. O + +The O +percentages O +of O +formed O +cysts O +and O +growth O +rates O +were O +monthly O +estimated O +and O +analyzed O +rhythmometrically O +by O +cosinor O +for O +5 O +clonal O +cultures O +of O +Scripsiella O +trochoidea O +Stein O +grown O +for O +2 O +years O +under O +laboratory O +conditions O +, O +rended O +as O +constant O +as O +possible O +from O +the O +view O +point O +of O +environmental O +temperature O +( O +24 O ++ O +/ O +- O +1 O +degree O +C O +) O +, O +lighting O +( O +25 O +microEin O +m O +- O +2 O +s O +- O +1 O +) O +, O +and O +artificial O +seawater O +. O + +A O +genomic O +DNA O +clone O +encoding O +oryzacystatin B-GENE +( O +Oc B-GENE +) O +, O +a O +cysteine B-GENE +proteinase I-GENE +inhibitor O +( O +cystatin B-GENE +) O +of O +rice O +, O +was O +isolated O +from O +a O +lambda O +EMBL3 O +phage O +library O +constructed O +with O +Sau3AI B-GENE +partial O +digests O +of O +rice O +chromosomal O +DNA O +, O +by O +screening O +with O +an O +oc B-GENE +cDNA I-GENE +as O +a O +probe O +. O + +The O +use O +of O +an O +appropriate O +solution O +of O +methylene O +blue O +( O +0 O +. O +2 O +% O +in O +0 O +. O +9 O +M O +NaCl O +for O +15 O +min O +) O +permits O +the O +staining O +of O +premalignant O +areas O +and O +CIS O +, O +and O +their O +early O +diagnosis O +. O + +Lower O +limits O +( O +to O +10 O +micrograms O +/ O +kg O +) O +were O +detectable O +, O +but O +with O +lower O +reliability O +( O +60 O +% O +) O +. O + +Instead O +, O +some O +small O +negative O +effects O +are O +observed O +, O +particularly O +involving O +effects O +of O +husbands O +' O +retirement O +on O +the O +marital O +satisfaction O +of O +employed O +wives O +. O + +This O +in O +turn O +will O +further O +enhance O +the O +role O +of O +meta O +- O +analysis O +in O +helping O +clinicians O +and O +policy O +makers O +answer O +clinical O +questions O +. O + +The O +accuracies O +of O +presence O +or O +absence O +of O +neuroblastoma O +were O +compared O +between O +131I O +- O +MIBG O +imaging O +and O +several O +tumor O +markers O +. O + +The O +congenital O +forms O +( O +7 O +cases O +) O +all O +occurred O +in O +female O +infants O +and O +involved O +the O +mucosa O +overlying O +either O +the O +anterior O +ridge O +of O +the O +maxilla O +or O +the O +mandible O +. O + +Immunohistochemical O +studies O +revealed O +positive O +staining O +for O +S100 B-GENE +protein I-GENE +in O +all O +the O +granular O +cell O +tumors O +of O +the O +adult O +but O +in O +none O +of O +the O +congenital O +granular O +cell O +epulides O +. O + +We O +also O +found O +that O +the O +same O +males O +, O +breeding O +in O +different O +years O +on O +the O +same O +territories O +, O +had O +significantly O +larger O +harems O +in O +the O +years O +they O +had O +familiar O +neighbors O +. O + +Male B-GENE +- I-GENE +enhanced I-GENE +antigen I-GENE +gene I-GENE +is O +phylogenetically O +conserved O +and O +expressed O +at O +late O +stages O +of O +spermatogenesis O +. O + +In O +rats O +bearing O +Walker O +- O +256 O +- O +carcinosarcoma O +4 O +- O +EPI O +was O +effective O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +Pacing O +the O +Roux O +limb O +abolished O +the O +ectopic O +pacemakers O +, O +restored O +the O +slow O +emptying O +of O +liquids O +to O +the O +more O +rapid O +rate O +found O +in O +the O +Billroth O +dogs O +( O +t1 O +/ O +2 O +: O +paced O +Roux O +, O +72 O ++ O +/ O +- O +15 O +minutes O +; O +Billroth O +, O +43 O ++ O +/ O +- O +9 O +minutes O +; O +p O +greater O +than O +0 O +. O +05 O +) O +and O +did O +not O +change O +emptying O +of O +solids O +. O + +The O +treatments O +were O +60 O +mg O +t O +. O +i O +. O +d O +. O +and O +120 O +mg O +t O +. O +i O +. O +d O +. O +during O +14 O +days O +' O +treatment O +, O +with O +the O +last O +dose O +pulsed O +with O +1 O +. O +85 O +MBq O +[ O +14C O +] O +diltiazem O +. O + +The O +subepicardial O +lymphatic O +capillaries O +were O +ramified O +and O +anastomosed O +with O +each O +other O +to O +form O +a O +relatively O +dense O +network O +which O +extended O +over O +the O +entire O +surface O +of O +both O +ventricles O +. O + +The O +examination O +must O +include O +T1 O +and O +T2 O +sequences O +and O +scans O +in O +three O +planes O +. O + +A O +great O +deal O +of O +information O +is O +available O +on O +the O +morphology O +of O +the O +claustrum O +in O +various O +animal O +species O +, O +as O +well O +as O +on O +its O +neuronal O +distribution O +and O +relationships O +with O +the O +cerebral O +cortex O +and O +other O +nuclei O +. O + +Low O +- O +grade O +glioma O +. O + +In O +terms O +of O +sequence O +repetitions O +, O +seven O +tandemly O +repeated O +copies O +of O +the O +hexanucleotide O +ATTGTT O +and O +three O +flanking O +regions O +of O +dyad O +symmetry O +were O +detected O +, O +all O +in O +ORF O +T3C O +. O + +The O +significance O +of O +these O +palindromic O +domains O +in O +this O +ORF O +is O +unclear O +but O +the O +coincidence O +of O +the O +end O +of O +one O +larger O +palindrome O +with O +the O +end O +of O +the O +translated O +protein O +sequence O +that O +has O +homology O +with O +the O +B O +chain O +of O +insulin B-GENE +suggests O +that O +the O +palindromes O +may O +divide O +the O +T2 B-GENE +protein I-GENE +into O +several O +functional O +units O +. O + +During O +sub O +- O +maximal O +exercise O +, O +DCR O +in O +the O +UT O +dogs O +decreased O +from O +a O +resting O +value O +of O +4 O +. O +08 O ++ O +/ O +- O +0 O +. O +18 O +mm O +Hg O +X O +ml O +- O +1 O +X O +min O +- O +1 O +to O +1 O +. O +91 O ++ O +/ O +- O +0 O +. O +17 O +mm O +Hg O +X O +ml O +- O +1 O +X O +min O +- O +1 O +at O +a O +workload O +of O +6 O +. O +4 O +kph O +( O +speed O +) O +/ O +16 O +% O +( O +grade O +) O +. O + +7 O +. O + +These O +data O +suggest O +that O +the O +G B-GENE +- I-GENE +protein I-GENE +gene I-GENE +family I-GENE +may O +be O +distributed O +over O +at O +least O +two O +human O +chromosomes O +. O + +The O +major O +inserted O +DNA O +has O +no O +significant O +homology O +to O +published O +human O +nucleic O +acid O +sequences O +. O + +We O +have O +also O +found O +that O +the O +in O +vitro O +interaction O +between O +the O +SV40 O +octamer O +motif O +and O +the O +lymphoid B-GENE +cell I-GENE +- I-GENE +specific I-GENE +protein I-GENE +oct I-GENE +- I-GENE +B2 I-GENE +was O +negatively O +modulated O +by O +a O +component O +present O +in O +the O +nuclear O +extracts O +from O +several O +lymphoid O +cell O +lines O +. O + +Anoxia O +was O +introduced O +by O +perfusing O +the O +gill O +with O +water O +deprived O +of O +oxygen O +or O +by O +halting O +the O +water O +flow O +to O +the O +gill O +. O + +Growth O +, O +4 O +- O +PA O +and O +14C O +turnover O +data O +indicated O +that O +WB O +contributed O +to O +B O +- O +6 O +intake O +of O +these O +rats O +. O + +DNA O +sequence O +analysis O +revealed O +that O +these O +clones O +encode O +two O +distinct O +forms O +of O +translocase B-GENE +. O + +RPA190 B-GENE +encodes O +a O +polypeptide O +chain O +of O +186 O +, O +270 O +daltons O +in O +a O +large O +uninterrupted O +reading O +frame O +. O + +Both O +the O +intact B-GENE +A1 I-GENE +protein I-GENE +and O +its O +proteolytic O +fragment O +, O +the O +UP1 B-GENE +protein I-GENE +, O +can O +be O +cleaved O +by O +Staphylococcus B-GENE +aureus I-GENE +V I-GENE +- I-GENE +8 I-GENE +protease I-GENE +to O +produce O +two O +polypeptides O +of O +92 O +amino O +acids O +. O + +Irmiere O +, O +and O +W O +. O + +These O +offspring O +of O +the O +alpha B-GENE +- I-GENE +MSH I-GENE +treated O +mothers O +were O +less O +sensitive O +to O +pain O +and O +as O +adults O +showed O +a O +reduced O +analgesic O +response O +to O +morphine O +. O + +Simian O +immunodeficiency O +virus O +( O +SIV O +) O +is O +a O +lentivirus O +with O +morphological O +and O +antigenic O +similarities O +to O +human O +immunodeficiency O +virus O +, O +the O +causative O +agent O +of O +acquired O +immunodeficiency O +syndrome O +( O +AIDS O +) O +of O +humans O +. O + +The O +lack O +of O +change O +in O +the O +ratio O +of O +the O +two O +spliced O +products O +expressed O +from O +either O +the O +normal O +or O +the O +5 B-GENE +' I-GENE +- I-GENE +rearranged I-GENE +myb I-GENE +further O +indicates O +that O +the O +insertion O +of O +the O +unique O +121 O +amino O +acids O +in O +the O +larger O +myb B-GENE +transcripts I-GENE +is O +not O +a O +consequence O +of O +tumor O +- O +specific O +activation O +of O +the O +mouse B-GENE +myb I-GENE +oncogene I-GENE +. O + +The O +use O +of O +CRF B-GENE +- I-GENE +41 I-GENE +in O +the O +differential O +diagnosis O +of O +Cushing O +' O +s O +syndrome O +and O +obesity O +. O + +We O +detected O +mos B-GENE +transcripts I-GENE +by O +Northern O +( O +RNA O +) O +analyses O +in O +RNA O +prepared O +from O +chicken O +and O +quail O +ovaries O +and O +testes O +. O + +The O +results O +suggest O +that O +the O +organization O +of O +functional O +units O +of O +the O +72 O +- O +bp O +repeat O +required O +for O +transcriptional O +enhancement O +of O +the O +early O +promoter O +is O +different O +from O +that O +required O +for O +late O +promoter O +function O +. O + +Variations O +in O +the O +5 O +' O +half O +of O +U3 O +were O +primarily O +due O +to O +insertions O +and O +deletions O +. O + +An O +analysis O +of O +the O +steady O +state O +RNA O +levels O +in O +T O +- O +lymphoid O +cell O +lines O +showed O +that O +at O +least O +three O +different O +incomplete O +proviral O +transcripts O +and O +their O +spliced O +products O +made O +up O +the O +majority O +of O +expressed O +RD B-GENE +- I-GENE +114 I-GENE +mRNA I-GENE +, O +and O +further O +demonstrated O +that O +partially O +deleted O +proviral O +loci O +have O +the O +potential O +to O +be O +transcriptionally O +vigorous O +in O +certain O +feline O +cell O +types O +. O + +Either O +two O +or O +more O +different O +sequences O +can O +promote O +cleavage O +, O +or O +a O +single O +element O +exists O +which O +is O +long O +and O +diffuse O +. O + +Low O +molecular O +weight O +heparins O +have O +stimulated O +much O +interest O +because O +of O +their O +supposedly O +more O +selective O +action O +on O +Xa B-GENE +factor I-GENE +. O + +Sodium O +dodecyl O +sulphate O +- O +induced O +cleavage O +by O +eukaryotic B-GENE +topoisomerase I-GENE +I I-GENE +is O +known O +to O +yield O +enzyme O +covalently O +attached O +to O +the O +3 O +' O +cut O +end O +of O +the O +DNA O +. O + +Amino O +acid O +sequence O +of O +one O +human O +liver O +clone O +( O +HL O +- O +14 O +) O +was O +identical O +to O +the O +rabbit B-GENE +skeletal I-GENE +muscle I-GENE +phosphatase I-GENE +2A I-GENE +cDNA I-GENE +( O +with O +97 O +% O +nucleotide O +identity O +) O +. O + +Herpes O +virus O +infection O +was O +characterized O +by O +inversion O +of O +the O +T4 O +/ O +T8 O +ratio O +below O +1 O +. O +0 O +( O +sensitivity O +90 O +% O +, O +specificity O +88 O +% O +) O +, O +caused O +by O +proliferation O +of O +the O +T8 O +subpopulation O +, O +which O +- O +- O +compared O +with O +the O +findings O +in O +patients O +with O +rejection O +crises O +- O +- O +was O +significantly O +raised O +( O +P O +less O +than O +0 O +. O +001 O +) O +. O + +Quantitative O +assays O +in O +which O +the O +activity O +of O +the O +synthetic B-GENE +alpha I-GENE +s I-GENE +- I-GENE +1 I-GENE +was O +compared O +to O +that O +of O +native O +purified O +human B-GENE +erythrocyte I-GENE +type I-GENE +- I-GENE +1 I-GENE +Gs I-GENE +, O +indicated O +that O +the O +two O +products O +are O +equipotent O +within O +a O +2 O +- O +fold O +margin O +of O +error O +. O + +In O +these O +cells O +, O +E2 B-GENE +proteins I-GENE +had O +little O +or O +no O +stimulatory O +effect O +on O +the O +transcriptional O +activity O +of O +the O +HPV B-GENE +- I-GENE +11 I-GENE +enhancer I-GENE +- O +SV40 B-GENE +promoter I-GENE +. O + +The O +mechanism O +by O +which O +E2 B-GENE +- I-GENE +C I-GENE +represses O +E2 B-GENE +- I-GENE +dependent I-GENE +enhancer I-GENE +activity O +most O +likely O +involves O +competition O +with O +E2 B-GENE +for O +binding O +to O +a O +common O +transcriptional O +regulatory O +site O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +400 O +WORDS O +) O + +Accurate O +evaluation O +of O +the O +treatment O +results O +in O +unresectable O +lung O +cancer O +patients O +must O +take O +the O +strong O +prognostic O +factors O +into O +account O +. O + +( O +anti B-GENE +- I-GENE +IIa I-GENE +) O +and O +Holmer O +et O +al O +. O + +Introduction O +of O +v B-GENE +- I-GENE +fms I-GENE +into O +a O +CSF B-GENE +- I-GENE +1 I-GENE +dependent O +murine O +macrophage O +cell O +line O +induced O +factor O +independence O +and O +tumorigenicity O +by O +a O +nonautocrine O +mechanism O +. O + +Chronic O +E O +- O +B O +virus O +infection O +terminated O +in O +malignant O +lymphoma O +: O +a O +case O +report O + +Whereas O +the O +muscle O +isoform O +consists O +of O +997 O +amino O +acids O +and O +terminates O +with O +the O +sequence O +Ala O +- O +Ile O +- O +Leu O +- O +Glu O +, O +the O +second O +isoform O +is O +1043 O +amino O +acids O +in O +length O +due O +to O +the O +replacement O +of O +these O +last O +4 O +amino O +acids O +with O +a O +50 O +- O +amino O +acid O +sequence O +that O +contains O +a O +potential O +transmembrane O +domain O +followed O +by O +a O +consensus O +sequence O +for O +an O +N O +- O +linked O +glycosylation O +site O +. O + +Substitution O +of O +a O +threonine O +residue O +by O +an O +alanine O +residue O +at O +position O +- O +2 O +( O +P2 O +) O +of O +this O +cleavage O +site O +abolished O +cleavage O +, O +whereas O +substitution O +of O +a O +tyrosine O +residue O +by O +a O +phenylalanine O +residue O +at O +amino O +acid O +position O +- O +1 O +( O +P1 O +) O +of O +the O +cleavage O +site O +did O +not O +influence O +processing O +. O + +A O +highly O +hydrophobic O +sequence O +located O +near O +the O +carboxyl O +- O +terminal O +extremity O +of O +the O +molecule O +most O +likely O +constitutes O +the O +anchor O +to O +the O +plasma O +membrane O +. O + +The O +SV40 B-GENE +enhancer I-GENE +augmented O +replication O +1 O +. O +5 O +- O +10 O +fold O +. O + +One O +of O +these O +, O +the O +origin O +core O +, O +is O +required O +only O +for O +DNA O +replication O +. O + +Induction O +of O +proto B-GENE +- I-GENE +oncogene I-GENE +fos I-GENE +transcription O +through O +the O +adenylate B-GENE +cyclase I-GENE +pathway O +: O +characterization O +of O +a O +cAMP O +- O +responsive O +element O +. O + +A O +17 O +- O +mer O +oligodeoxynucleotide O +, O +corresponding O +to O +a O +region O +of O +the O +VtHb B-GENE +amino I-GENE +acid I-GENE +sequence I-GENE +was O +used O +as O +a O +hybridization O +probe O +to O +screen O +a O +Vitreoscilla O +genomic O +library O +constructed O +in O +broad O +- O +host O +- O +range O +cosmid O +vector O +pVK102 O +. O + +( O +total O +soluble O +solids O +) O +and O +organoleptic O +characteristics O +under O +the O +influence O +of O +different O +treatments O +. O + +Causes O +of O +death O +found O +in O +an O +epidemiological O +study O +of O +native O +chickens O +in O +Thai O +villages O +. O + +The O +progression O +of O +non O +- O +A O +, O +non O +- O +B O +hepatitis O +to O +chronic O +diseases O +, O +and O +the O +transformation O +to O +hepatocellular O +carcinoma O + +Elevated O +IOP O +developed O +in O +35 O +patients O +( O +44 O +eyes O +) O +during O +the O +study O +. O + +Use O +of O +serum O +thyroglobulin B-GENE +determination O +in O +the O +follow O +- O +up O +of O +differentiated O +carcinomas O +of O +the O +thyroid O + +Poor O +response O +when O +laboratory O +recommended O +range O +for O +serum O +lithium O +is O +changed O +. O + +The O +aim O +of O +this O +study O +was O +to O +investigate O +the O +effects O +of O +nebulized O +ipratropium O +in O +patients O +with O +acute O +asthma O +in O +order O +to O +determine O +whether O +it O +augments O +the O +bronchodilator O +effect O +of O +a O +beta O +agonist O +drug O +. O + +Further O +analysis O +of O +this O +DNA O +fragment O +showed O +that O +four O +genes O +are O +present O +encoding O +proteins O +of O +16 O +, O +18 O +. O +5 O +, O +21 O +and O +89 O +kDal O +. O + +Hantaan O +virus O +. O + +Changes O +in O +dopamine B-GENE +receptor I-GENE +sensitivity O +in O +humans O +after O +heavy O +alcohol O +intake O +. O + +No O +significant O +differences O +between O +the O +two O +treatment O +groups O +were O +found O +, O +but O +rapid O +responders O +had O +a O +smaller O +mean O +initial O +platelet B-GENE +- I-GENE +associated I-GENE +IgG I-GENE +index O +which O +returned O +more O +rapidly O +and O +more O +permanently O +to O +normal O +than O +that O +of O +slow O +responders O +. O + +Replacement B-GENE +variant I-GENE +histone I-GENE +genes I-GENE +contain O +intervening O +sequences O +. O + +Double O +- O +blind O +randomised O +trial O +of O +intravenous O +tissue B-GENE +- I-GENE +type I-GENE +plasminogen I-GENE +activator I-GENE +versus O +placebo O +in O +acute O +myocardial O +infarction O +. O + +The O +C O +- O +terminal O +domains O +( O +CTDs O +) O +of O +the O +RPase B-GENE +beta I-GENE +subunit I-GENE +and O +DNA B-GENE +primase I-GENE +( O +dnaG B-GENE +protein I-GENE +) O +were O +not O +only O +strongly O +homologous O +to O +each O +other O +but O +also O +considerably O +homologous O +to O +the O +RPase B-GENE +alpha I-GENE +, O +suggesting O +that O +an O +alpha O +subunit O +- O +like O +enzyme O +must O +have O +been O +commonly O +ancestral O +to O +core B-GENE +enzyme I-GENE +subunits I-GENE +and O +primase B-GENE +. O + +However O +, O +vancomycin O +and O +fosfomycin O +, O +which O +revealed O +suboptimal O +in O +vitro O +bactericidal O +activity O +, O +proved O +as O +efficacious O +as O +penicillin O +G O +and O +imipenem O +in O +an O +experimental O +mode O +of O +murine O +gas O +gangrene O +. O + +Fentanyl O +, O +a O +prototypic O +mu B-GENE +- I-GENE +opiate I-GENE +receptor I-GENE +agonist O +, O +has O +been O +previously O +shown O +to O +produce O +a O +syndrome O +characterized O +by O +marked O +analgesia O +and O +locomotor O +stimulation O +as O +well O +as O +tachycardia O +, O +tachypnoea O +and O +behavioural O +arousal O +. O + +Bisoprolol O +was O +found O +to O +be O +an O +effective O +beta B-GENE +- I-GENE +adrenoceptor I-GENE +antagonist O +, O +the O +pA2 O +values O +determined O +against O +isoprenaline O +in O +guinea O +pig O +atria O +and O +tracheal O +muscle O +being O +7 O +. O +45 O +and O +6 O +. O +41 O +, O +respectively O +. O + +Output O +of O +99mTcO O +- O +4 O +by O +the O +parotid O +gland O +closely O +mimicked O +fluctuations O +in O +parotid O +saliva O +flow O +rate O +. O + +The O +Hagen O +- O +Poiseuille O +equation O +is O +used O +to O +assess O +the O +effects O +of O +attached O +parasites O +in O +the O +foregut O +of O +Leishmania O +- O +infected O +sandflies O +on O +blood O +flow O +. O + +Moreover O +, O +in O +rats O +allowed O +to O +choose O +in O +a O +T O +- O +maze O +between O +immediate O +- O +but O +- O +small O +vs O +. O +delayed O +- O +but O +- O +large O +reward O +, O +BZP O +significantly O +decreased O +the O +frequency O +with O +which O +the O +delayed O +reward O +was O +chosen O +, O +with O +5 O +- O +HT O +uptake O +blockers O +producing O +opposite O +effects O +. O + +An O +endometrial O +luteal O +phase O +deficiency O +was O +detected O +in O +15 O +( O +30 O +% O +) O +of O +aborting O +patients O +. 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O + +Hyperthyroidism O +is O +one O +of O +the O +numerous O +causes O +of O +infertility O +and O +recurrent O +abortion O +. O + +A O +strong O +correlation O +exists O +between O +the O +numbers O +of O +CFU O +- O +GM O +transfused O +and O +the O +rate O +of O +granulocytes O +and O +platelets O +recovery O +. O + +Oestrogen O +implant O +overdose O +. O + +Three O +sequence O +elements O +are O +shown O +to O +be O +required O +for O +accurate O +and O +efficient O +transcription O +termination O +by O +RNA B-GENE +polymerase I-GENE +I I-GENE +( O +pol B-GENE +I I-GENE +) O +assayed O +both O +in O +a O +cell O +- O +free O +transcription O +system O +and O +in O +vivo O +after O +transfection O +of O +rDNA O +minigene O +constructs O +into O +3T6 O +cells O +. 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O + +To O +explore O +the O +functional O +properties O +of O +the O +protein O +encoded O +by O +neu B-GENE +, O +we O +created O +a O +fusion O +gene O +that O +joins O +the O +cytoplasmic O +domain O +of O +neu B-GENE +to O +the O +extracellular O +portion O +of O +an O +immunoglobulin B-GENE +heavy I-GENE +chain I-GENE +. O + +By O +sequence O +comparison O +, O +42 O +blocks O +of O +homology O +are O +defined O +in O +the O +5 O +' O +- O +terminal O +region O +, O +of O +which O +36 O +appear O +in O +the O +CpG O +island O +and O +contain O +numerous O +conserved O +CpG O +dinucleotides O +. O + +Among O +unusual O +features O +, O +we O +report O +numerous O +large O +G O ++ O +C O +- O +rich O +conserved O +sequences O +located O +in O +the O +first O +intron O +. O + +In O +the O +first O +group O +, O +0 O +. O +02 O +% O +Prazosin O +( O +0 O +. O +5 O +mg O +/ O +kg O +) O +was O +administered O +intravenously O +for O +1 O +. 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O + +In O +14 O +patients O +whose O +PaCO2 O +was O +greater O +than O +or O +equal O +to O +39 O +torr O +( O +range O +39 O +to O +58 O +torr O +) O +and O +clinical O +asthma O +score O +was O +6 O +or O +greater O +, O +PaCO2 O +decreased O +a O +mean O +of O +11 O +. O +7 O +torr O +during O +a O +mean O +of O +8 O +. O +1 O +hours O +. O + +A O +randomized O +, O +prospective O +study O +was O +conducted O +to O +compare O +ovarian O +stimulation O +with O +human B-GENE +menopausal I-GENE +gonadotropin I-GENE +( O +hMG B-GENE +) O +and O +human B-GENE +follicle I-GENE +- I-GENE +stimulating I-GENE +hormone I-GENE +( O +hFSH B-GENE +) O +in O +an O +in O +vitro O +fertilization O +and O +embryo O +transfer O +( O +IVF O +- O +ET O +) O +program O +. O + +Our O +findings O +suggest O +that O +the O +mtr B-GENE +product I-GENE +causes O +both O +transcription O +attenuation O +and O +inhibition O +of O +translation O +of O +trpE B-GENE +mRNA I-GENE +. 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O + +Although O +L O +- O +threo O +- O +dihydroxyphenylserine O +( O +DOPS O +) O +, O +an O +artificial O +norepinephrine O +( O +NE O +) O +precursor O +, O +did O +not O +change O +immobility O +in O +intact O +mice O +, O +DOPS O +significantly O +reduced O +immobility O +in O +mice O +pretreated O +with O +the O +selective O +NE O +neurotoxin O +DSP4 O +. O + +Substantial O +amounts O +of O +liposomal O +ampicillin O +were O +recovered O +from O +isolated O +Kupffer O +cells O +, O +the O +target O +cells O +of O +L O +. O +monocytogenes O +after O +intravenous O +inoculation O +. O + +This O +suggested O +that O +delta O +6 O +and O +delta O +5 O +desaturation O +activities O +are O +normal O +in O +these O +conditions O +with O +this O +C18 O +: O +2w6 O +supply O +. O + +Here O +we O +report O +the O +complete O +6 O +- O +kilobase O +cDNA O +sequence O +coding O +for O +a O +chain O +of O +1775 O +amino O +acids O +, O +as O +well O +as O +the O +genomic O +structure O +. O + +HDL B-GENE +- I-GENE +cholesterol I-GENE +( O ++ O +6 O +% O +, O +P O +less O +than O +. O +01 O +) O +and O +apolipoprotein B-GENE +A I-GENE +- I-GENE +I I-GENE +( O ++ O +6 O +% O +, O +P O +less O +than O +. O +01 O +) O +concentrations O +increased O +significantly O +only O +in O +the O +young O +. O + +The O +Euglena B-GENE +ribosomal I-GENE +protein I-GENE +gene I-GENE +cluster I-GENE +resembles O +the O +S B-GENE +- I-GENE +10 I-GENE +ribosomal I-GENE +protein I-GENE +operon I-GENE +of I-GENE +Escherichia I-GENE +coli I-GENE +in O +gene O +organization O +and O +follows O +the O +exact O +linear O +order O +of O +the O +analogous O +genes O +in O +the O +tobacco O +and O +liverwort O +chloroplast O +genomes O +. O + +The O +distribution O +of O +the O +sites O +of O +recombinational O +resolution O +is O +inversely O +correlated O +with O +that O +of O +the O +gradient O +of O +sequence O +divergence O +, O +with O +only O +approximately O +7 O +% O +of O +the O +X O +recombinants O +resolved O +within O +the O +3 O +' O +third O +of O +the O +X O +blocks O +where O +two O +diverged O +Alu B-GENE +family O +repeats O +reside O +. O + +The O +nucleotide O +sequence O +of O +the O +region O +upstream O +from O +M B-GENE +. I-GENE +voltae I-GENE +ORFtrpA I-GENE +was O +determined O +and O +revealed O +the O +presence O +of O +an O +ORF O +of O +1227 O +nucleotides O +( O +ORFtrpB B-GENE +) O +encoding O +a O +409 O +amino O +acid O +polypeptide O +of O +mol O +. O +wt O +. O + +Of O +49 O +receptors O +which O +fired O +in O +phase O +with O +ventilation O +, O +13 O +behaved O +like O +mammalian O +rapidly O +adapting O +pulmonary O +stretch O +receptors O +, O +19 O +like O +mammalian O +slowly O +adapting O +pulmonary O +stretch O +receptors O +( O +PSR O +) O +, O +and O +17 O +like O +avian O +intrapulmonary O +CO2 O +- O +sensitive O +chemoreceptors O +( O +IPC O +) O +. O + +Symptomatic O +hyperventilators O +had O +a O +larger O +number O +of O +sighs O +and O +abnormally O +wide O +fluctuations O +in O +baseline O +for O +inspiratory O +time O +, O +expiratory O +time O +, O +and O +PETCO2 O +. O + +In O +the O +IA O +task O +, O +post O +- O +training O +intraperitoneal O +injections O +of O +picrotoxin O +and O +bicuculline O +induced O +a O +dose O +- O +dependent O +enhancement O +of O +retention O +measured O +24 O +h O +after O +the O +training O +, O +while O +retention O +was O +not O +affected O +by O +bicuculline O +methiodide O +( O +a O +GABA B-GENE +receptor I-GENE +antagonist O +that O +does O +not O +readily O +cross O +the O +blood O +- O +brain O +barrier O +) O +. O + +Clinical O +research O +of O +non O +- O +A O +, O +non O +- O +B O +post O +- O +transfusion O +hepatitis O + +It O +is O +suggested O +that O +the O +use O +of O +endogenous O +creatinine O +clearance O +to O +estimate O +the O +glomerular O +filtration O +rate O +( O +GFR O +) O +requires O +caution O +and O +the O +recognition O +of O +the O +limitations O +of O +the O +method O +, O +and O +that O +simpler O +techniques O +( O +serum O +creatinine O +or O +estimated O +endogenous O +creatinine O +clearance O +) O +are O +preferable O +in O +routine O +practice O +. O + +The O +protein O +mixtures O +of O +sesame O +flour O +and O +soybean O +flour O +were O +well O +accepted O +. O + +The O +5 O +' O +end O +of O +the O +coding O +region O +was O +located O +precisely O +by O +comparing O +the O +deduced O +amino O +acid O +sequence O +to O +the O +actual O +N O +- O +terminal O +amino O +acid O +sequence O +of O +IHF B-GENE +. O + +A O +protein O +footprint O +also O +was O +identified O +for O +a O +GC O +box O +element O +at O +nucleotides O +- O +59 O +to O +- O +45 O +. O + +Insulin B-GENE +- I-GENE +like I-GENE +growth I-GENE +factor I-GENE +II I-GENE +( O +IGFII B-GENE +) O +is O +a O +mitogenic O +polypeptide O +, O +the O +mRNAs O +of O +which O +are O +present O +in O +multiple O +forms O +, O +despite O +derivation O +from O +a O +single O +gene O +. O + +The O +central O +visual O +fields O +of O +2165 O +normal O +and O +106 O +glaucoma O +eyes O +were O +measured O +using O +a O +threshold O +related O +suprathreshold O +strategy O +. O + +Effect O +of O +chronic O +undernutrition O +on O +susceptibility O +to O +cold O +stress O +in O +young O +adult O +and O +aged O +rats O +. O + +This O +effect O +and O +the O +fact O +that O +all O +three O +doses O +were O +toxic O +to O +the O +dams O +dictated O +that O +a O +second O +experiment O +be O +carried O +out O +at O +lower O +doses O +. O + +The O +CHARGE O +association O +is O +a O +collection O +of O +multisystem O +congenital O +anomalies O +including O +choanal O +atresia O +. O + +Esophageal O +brush O +cytological O +screening O +was O +undertaken O +and O +blood O +concentrations O +of O +micronutrients O +( O +vitamin O +A O +, O +E O +, O +B12 O +, O +folic O +acid O +and O +methionine O +) O +determined O +from O +adults O +at O +risk O +for O +esophageal O +carcinoma O +( O +EC O +) O +in O +Transkei O +and O +Ciskei O +, O +Southern O +Africa O +. O + +Aviators O +from O +the O +Light O +Attack O +Wing O +, O +Pacific O +were O +surveyed O +and O +the O +results O +were O +categorized O +by O +aircraft O +type O +. O + +Evaluation O +of O +human O +and O +bovine O +modified O +- O +hemoglobin B-GENE +solution O +as O +oxygen O +- O +carrying O +fluid O +for O +blood O +volume O +replacement O +. O + +Delayed O +gallbladder O +visualization O +and O +reduction O +in O +ejection O +fraction O +were O +sensitive O +but O +nonspecific O +indicators O +of O +biliary O +disease O +. O + +26 O +micrograms O +PAF B-GENE +or O +placebo O +was O +sprayed O +into O +each O +nasal O +cavity O +8 O +h O +and O +1 O +h O +before O +a O +nasal O +allergen O +challenge O +. O + +Sci O +. O + +Chem O +. O + +Sequential O +MR O +examinations O +of O +the O +nasal O +cavity O +and O +paranasal O +sinuses O +were O +performed O +within O +a O +6 O +- O +8 O +h O +period O +in O +five O +normal O +volunteers O +. O + +Comparison O +was O +made O +with O +other O +neuroradiological O +imaging O +modalities O +including O +CT O +, O +myelography O +, O +CT O +ventriculography O +, O +and O +CT O +myelocisternography O +. O + +The O +feed O +given O +to O +young O +broiler O +chickens O +was O +contaminated O +artificially O +with O +Salmonella O +kedougou O +, O +a O +serotype O +associated O +with O +both O +subclinical O +infections O +in O +commercially O +reared O +chickens O +and O +food O +poisoning O +in O +humans O +. O + +A O +poor O +correlation O +was O +found O +between O +a O +mildly O +- O +atypical O +( O +inflammatory O +) O +cytological O +result O +( O +class O +2 O +) O +and O +a O +benign O +histological O +diagnosis O +: O +48 O +% O +of O +class O +- O +2 O +smears O +were O +diagnosed O +histologically O +as O +dysplasia O +or O +worse O +. O + +Change O +in O +plasma B-GENE +cystyl I-GENE +aminopeptidase I-GENE +( O +oxytocinase B-GENE +) O +between O +30 O +- O +34 O +weeks O +' O +gestation O +as O +a O +predictor O +of O +pregnancy O +- O +induced O +hypertension O +. O + +The O +test O +for O +alpha B-GENE +- I-GENE +naphthyl I-GENE +esterase I-GENE +and O +quantitation O +of O +macrophages O +( O +absolute O +number O +) O +per O +infiltration O +area O +unit O +adjacent O +to O +the O +abscess O +suggest O +a O +direct O +correlation O +between O +the O +absolute O +number O +of O +macrophages O +and O +the O +width O +of O +the O +capsule O +. O + +Determined O +as O +migration O +differentials O +, O +chemotactic O +and O +chemokinetic O +responsiveness O +tended O +to O +be O +higher O +in O +the O +neutropenic O +group O +. O + +The O +deduced O +96 O +- O +residue O +amino O +acid O +coding O +sequence O +of O +the O +murine O +HMG B-GENE +- I-GENE +I I-GENE +( I-GENE +Y I-GENE +) I-GENE +cDNA O +is O +very O +similar O +to O +the O +reported O +amino O +acid O +sequence O +of O +human O +HMG B-GENE +- I-GENE +I I-GENE +, O +except O +that O +it O +lacks O +11 O +internal O +amino O +acids O +reported O +in O +the O +human O +protein O +. O + +Interpersonal O +style O +differences O +among O +drug O +abusers O +were O +explored O +using O +Ryan O +' O +s O +( O +1977 O +) O +typological O +system O +of O +FIRO O +- O +B O +interpretation O +. O + +Statement O +of O +the O +American O +Academy O +of O +Implant O +Dentistry O +. O + +Sera O +from O +euthyroid O +post O +- O +menopausal O +or O +pregnant O +women O +yielded O +TSH B-GENE +levels O +within O +the O +normal O +range O +. O + +No O +UOxase B-GENE +mRNA I-GENE +was O +detected O +in O +11 O +nonhepatic O +tissues O +of O +rat O +, O +suggesting O +tissue O +specificity O +of O +expression O +of O +this O +UOxase B-GENE +gene I-GENE +. O + +The O +platelet O +adhesion O +rate O +on O +these O +layers O +were O +tested O +concerning O +the O +valuation O +of O +the O +haemocompatibility O +of O +the O +basic O +- O +polymers O +polyurethane O +( O +PUR O +) O +, O +polyvinylchloride O +( O +PVC O +) O +, O +and O +polystyrene O +( O +PS O +) O +in O +two O +different O +worked O +test O +chambers O +. O + +In O +a O +112 O +- O +d O +feedlot O +trial O +, O +105 O +heifers O +were O +assigned O +to O +light O +, O +medium O +and O +heavy O +weight O +blocks O +on O +five O +treatments O +: O +dietary O +MGA O +( O +. O +5 O +mg O +. O +hd O +- O +1 O +. O +d O +- O +1 O +) O +, O +control O +( O +no O +MGA O +) O +or O +DEPO O +- O +MGA O +on O +d O +1 O +at O +. O +5 O +, O +1 O +. O +0 O +or O +1 O +. O +5 O +ml O +/ O +hd O +( O +30 O +, O +60 O +or O +90 O +mg O +MGA O +/ O +hd O +, O +respectively O +) O +. O + +Existence O +and O +uniqueness O +of O +solutions O +of O +the O +appropriate O +boundary O +value O +problems O +are O +established O +, O +in O +the O +case O +of O +small O +permeability O +coefficients O +and O +transport O +rates O +, O +or O +large O +diffusion O +coefficients O +and O +small O +resistance O +to O +flow O +constants O +. O + +There O +were O +gene O +clusters O +encoding O +photosynthesis O +components O +such O +as O +the O +psbB B-GENE +- O +psbH B-GENE +- O +petB B-GENE +- O +petD B-GENE +and O +the O +psbE O +- O +psbF O +clusters O +. O + +The O +partial O +sequence O +of O +the O +62 B-GENE +- I-GENE +kDa I-GENE +nuclear I-GENE +pore I-GENE +glycoprotein I-GENE +shows O +little O +similarity O +to O +other O +characterized O +proteins O +and O +elucidates O +structural O +features O +of O +a O +member O +of O +the O +family O +of O +nuclear B-GENE +pore I-GENE +glycoproteins I-GENE +. O + +Seventy O +- O +two O +hours O +after O +administration O +of O +vitamin O +K1 O +, O +plasma O +concentrations O +of O +the O +vitamin O +were O +not O +different O +from O +normal O +. O + +The O +glomerular O +filtration O +rate O +did O +not O +change O +but O +lithium O +clearance O +fell O +by O +30 O +% O +. O + +The O +pathogenesis O +of O +Dupuytren O +' O +s O +contracture O + +An O +ELISA O +procedure O +was O +developed O +for O +monitoring O +the O +specific O +IgE B-GENE +response O +in O +dogs O +to O +Dirofilaria O +immitis O +infection O +. O + +Fifty O +min O +after O +release O +from O +stress O +, O +increases O +in O +plasma O +corticosterone O +levels O +induced O +by O +stress O +recovered O +in O +the O +biting O +group O +but O +remained O +high O +in O +the O +non O +- O +biting O +group O +. O + +The O +only O +isolate O +of O +Aeromonas O +hydrophila O +produced O +cytotoxic O +enterotoxin O +and O +was O +invasive O +. O + +The O +incidence O +of O +early O +neonatal O +convulsions O +for O +inborn O +babies O +was O +3 O +. O +0 O +/ O +1000 O +live O +births O +. O + +Of O +the O +43 O +infants O +with O +a O +( O +probable O +) O +loss O +18 O +were O +examined O +again O +at O +3 O +months O +corrected O +age O +. O + +Variety O +of O +cows O +and O +sires O +according O +to O +types O +of O +dermatoglyphics O +( O +patterns O +) O +of O +the O +nose O +- O +labial O +mirror O +of O +cattle O + +Although O +not O +consistently O +identified O +in O +all O +samples O +, O +secondary O +Academic O +, O +Personal O +Responsibility O +, O +and O +Community O +/ O +Vocational O +dimensions O +were O +also O +identified O +. O + +Recovery O +was O +characterized O +by O +rapid O +improvement O +such O +that O +all O +measured O +parameters O +normalized O +by O +1 O +week O +, O +except O +for O +cross O +- O +sectional O +cardiac O +area O +which O +remained O +dilated O +up O +to O +4 O +weeks O +( O +14 O ++ O +/ O +- O +3 O +cm2 O +, O +p O +less O +than O +0 O +. O +05 O +versus O +control O +) O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +Not O +even O +extensive O +pancreatic O +resection O +could O +prevent O +pancreatic O +remnant O +infection O +. O + +It O +has O +been O +calculated O +that O +600 O +, O +000 O +new O +cases O +of O +lung O +cancer O +occur O +worldwide O +every O +year O +, O +most O +of O +them O +due O +to O +smoking O +. O + +Incorporation O +of O +0 O +. O +1 O +or O +0 O +. O +2 O +M O +sodium O +dihydrogen O +phosphate O +in O +the O +sugar O +solutions O +resulted O +in O +a O +decrease O +in O +the O +shelf O +- O +life O +of O +diltiazem O +. O + +None O +had O +a O +past O +history O +of O +opportunistic O +infections O +; O +neither O +did O +any O +have O +lymphopenia O +. O + +Increasing O +the O +phosphorus O +content O +of O +the O +diet O +improved O +the O +reabsorption O +of O +calcium O +and O +magnesium O +. O + +Post O +- O +transcriptional O +regulation O +of O +ribosomal B-GENE +protein I-GENE +gene I-GENE +expression O +during O +development O +in O +Dictyostelium O +discoideum O +. O + +The O +increase O +in O +amplitudes O +of O +the O +b O +- O +wave O +during O +the O +adaptation O +period O +was O +more O +prominent O +in O +lead O +- O +exposed O +subjects O +than O +in O +controls O +. O + +Possible O +factors O +for O +the O +development O +of O +psychotic O +symptomatology O +during O +group O +activities O +and O +the O +role O +of O +group O +dynamics O +acting O +as O +stress O +factors O +precipitating O +functional O +psychoses O +, O +especially O +bipolar O +manifestations O +, O +are O +discussed O +. O + +Baseline O +measurements O +of O +forced O +expiratory O +volume O +in O +1 O +s O +( O +FEV1 O +) O +, O +specific O +airway O +conductance O +( O +SGaw O +) O +and O +the O +provocative O +dose O +of O +carbachol O +causing O +a O +35 O +% O +reduction O +in O +SGaw O +( O +PD35 O +) O +, O +and O +a O +20 O +% O +reduction O +in O +FEV1 O +( O +PD20 O +) O +were O +established O +on O +entry O +while O +each O +subject O +was O +still O +smoking O +. O + +Many O +children O +with O +BGC O +are O +delayed O +in O +their O +development O +, O +but O +calcifications O +are O +not O +directly O +related O +to O +specific O +forms O +of O +neurologic O +dysfunction O +. O + +R O +- O +wave O +voltage O +in O +the O +right O +precordial O +leads O +in O +anthracycline O +cardiomyopathy O +: O +a O +clinical O +study O +. O + +The O +results O +indicate O +that O +the O +pooling O +requirements O +are O +task O +dependent O +. O + +These O +results O +indicate O +that O +CSFHU B-GENE +can O +increase O +neutrophil O +counts O +by O +increasing O +the O +number O +and O +maturity O +of O +the O +marrow O +neutrophil O +precursors O +in O +some O +types O +of O +childhood O +chronic O +neutropenia O +. O + +The O +purposes O +of O +this O +study O +were O +1 O +) O +to O +examine O +the O +effect O +of O +high O +intensity O +, O +low O +frequency O +transcutaneous O +electrical O +nerve O +stimulation O +at O +auricular O +acupuncture O +points O +on O +experimental O +pain O +threshold O +measured O +at O +the O +wrist O +and O +2 O +) O +to O +determine O +the O +changes O +in O +effect O +over O +time O +. O + +In O +the O +infected O +neonates O +serum O +alpha B-GENE +- I-GENE +amylase I-GENE +value O +, O +as O +determined O +by O +the O +blue O +starch O +method O +, O +was O +only O +40 O +% O +that O +of O +healthy O +controls O +; O +the O +mean O +value O +of O +175 O +. O +1 O ++ O +/ O +- O +64 O +. O +9 O +IU O +/ O +l O +for O +healthy O +neonates O +was O +significantly O +higher O +( O +p O +less O +than O +0 O +. O +0010 O +) O +than O +the O +value O +of O +82 O +. O +8 O ++ O +/ O +- O +44 O +. O +4 O +IU O +/ O +l O +for O +the O +infected O +neonates O +. O + +Records O +of O +31 O +children O +with O +AIDS O +or O +AIDS O +- O +related O +complex O +admitted O +to O +the O +pediatric O +intensive O +care O +unit O +for O +acute O +respiratory O +failure O +throughout O +a O +46 O +- O +month O +period O +were O +reviewed O +. O + +SPECT O +is O +an O +important O +aid O +in O +the O +diagnosis O +of O +AIDS O +dementia O +complex O +and O +contributes O +to O +the O +understanding O +of O +the O +pathophysiological O +mechanisms O +of O +this O +disorder O +. O + +We O +were O +interested O +in O +studying O +the O +relationship O +between O +the O +circadian O +rhythm O +in O +body O +temperature O +and O +24 O +- O +h O +variations O +in O +plasma O +concentrations O +of O +iron O +, O +zinc O +, O +circulating O +leukocyte O +counts O +, O +and O +plasma O +interleukin B-GENE +1 I-GENE +( O +IL B-GENE +- I-GENE +1 I-GENE +) O +activity O +. O + +The O +murine B-GENE +MHC I-GENE +class I-GENE +I I-GENE +genes I-GENE +, O +H B-GENE +- I-GENE +2Dq I-GENE +and O +H B-GENE +- I-GENE +2Lq I-GENE +, O +are O +strikingly O +homologous O +to O +each O +other O +, O +H B-GENE +- I-GENE +2Ld I-GENE +, O +and O +two O +genes O +reported O +to O +encode O +tumor O +- O +specific O +antigens O +. O + +The O +active O +derivatives O +of O +the O +present O +series O +were O +also O +tested O +for O +their O +analgesic O +activity O +against O +aconitine O +- O +induced O +writhing O +in O +albino O +mice O +and O +ulcerogenic O +activity O +in O +albino O +rats O +. O + +In O +untreated O +mice O +, O +bactericidal O +activity O +of O +peritoneal O +macrophages O +decreased O +from O +one O +day O +to O +3 O +days O +after O +ip O +injection O +of O +killed O +L O +. O +monocytogenes O +. O + +Among O +a O +population O +of O +18 O +, O +175 O +children O +below O +7 O +years O +of O +age O +in O +medium O +sized O +towns O +and O +rural O +areas O +in O +south O +- O +western O +Germany O +552 O +( O +3 O +. O +03 O +% O +) O +cases O +of O +croup O +were O +registered O +during O +a O +12 O +months O +period O +in O +1984 O +- O +85 O +by O +their O +physicians O +. O + +We O +concluded O +that O +Ga O +- O +fbg O +scintigraphy O +is O +a O +very O +simple O +method O +and O +sufficiently O +useful O +for O +detecting O +active O +left O +ventricular O +thrombi O +and O +for O +monitoring O +the O +effect O +of O +anticoagulant O +therapy O +. O + +In O +vitro O +assessment O +of O +the O +biocompatibility O +of O +dental O +materials O +- O +- O +the O +millipore O +filter O +method O +. O + +Hypomagnesemia O +was O +due O +to O +magnesium O +wasting O +by O +the O +kidney O +. O + +Dentalplaque O +was O +controlled O +by O +the O +oral O +higienic O +index O +of O +the O +whole O +dentition O +daily O +, O +after O +staining O +with O +1 O +per O +cent O +alkaline O +fuxin O +. O + +GRFI B-GENE +bound O +to O +sequences O +at O +the O +negative O +regulatory O +elements O +( O +silencers O +) O +of O +the O +silent B-GENE +mating I-GENE +type I-GENE +loci I-GENE +HML B-GENE +E I-GENE +and O +HMR B-GENE +E I-GENE +and O +to O +the O +upstream O +activating O +sequence O +( O +UAS O +) O +required O +for O +transcription O +of O +the O +MAT B-GENE +alpha I-GENE +genes I-GENE +. O + +The O +effects O +of O +these O +mutations O +on O +RNA B-GENE +polymerase I-GENE +II I-GENE +activity O +were O +assayed O +by O +measuring O +the O +ability O +of O +mutant O +genes O +to O +confer O +alpha B-GENE +- I-GENE +amanitin I-GENE +resistance O +after O +transfection O +of O +susceptible O +rodent O +cells O +. O + +We O +report O +the O +use O +of O +a O +new O +technetium O +- O +99m O +- O +albumin B-GENE +colloid O +white O +blood O +cell O +( O +TAC O +- O +WBC O +) O +scan O +in O +the O +evaluation O +of O +appendicitis O +. O + +In O +one O +of O +these O +tumors O +the O +observed O +rearrangement O +was O +not O +due O +to O +the O +insertion O +of O +an O +intact O +MoMuLV O +provirus O +. O + +The O +indications O +for O +its O +use O +include O +every O +primary O +and O +secondary O +rhinoplasty O +candidate O +unless O +tip O +grafts O +are O +going O +to O +be O +under O +tension O +or O +if O +the O +deformity O +is O +minor O +. O + +Mutations O +at O +the O +suf12 B-GENE +locus I-GENE +were O +isolated O +in O +Saccharomyces O +cerevisiae O +as O +extragenic O +suppressors O +of O ++ O +1 O +frameshift O +mutations O +in O +glycine O +( O +GGX O +) O +and O +proline O +( O +CCX O +) O +codons O +, O +as O +well O +as O +UGA O +and O +UAG O +nonsense O +mutations O +. O + +The O +behavior O +of O +suf12 B-GENE +- I-GENE +null I-GENE +/ I-GENE +SUF12 I-GENE ++ I-GENE +heterozygotes I-GENE +indicates O +that O +suf12 B-GENE +is O +co O +- O +dominantly O +expressed O +and O +suggests O +that O +suf12 B-GENE +allele O +- O +specific O +suppression O +may O +result O +from O +functionally O +distinct O +mutant O +proteins O +rather O +than O +variation O +in O +residual O +wild B-GENE +- I-GENE +type I-GENE +SUF12 I-GENE ++ I-GENE +activity O +. O + +Antituberculosis O +agents O +. O + +The O +putative O +immunity O +protein O +was O +detected O +among O +the O +[ O +35S O +] O +methionine O +- O +labelled O +proteins O +produced O +by O +minicells O +carrying O +cni B-GENE +cloned O +under O +lac B-GENE +promoter I-GENE +control O +, O +and O +when O +the O +gene O +was O +subcloned O +into O +expression O +vectors O +under O +the O +control O +of O +a O +bacteriophage O +T7 O +promoter O +. O + +Antibodies O +made O +against O +fusion O +protein O +produced O +by O +the O +DP1A B-GENE +clone O +reacted O +specifically O +with O +DP B-GENE +- I-GENE +I I-GENE +and I-GENE +- I-GENE +II I-GENE +on O +immunoblots O +. O + +Finally O +, O +over O +a O +similar O +range O +of O +QO2 O +, O +oxygen O +extraction O +was O +greater O +in O +patients O +with O +ARDS O +compared O +to O +patients O +with O +non O +- O +ARDS O +respiratory O +failure O +( O +r O += O +- O +0 O +. O +67 O +and O +slope O += O +- O +0 O +. O +62 O +vs O +r O += O +- O +0 O +. O +45 O +and O +slope O += O +- O +0 O +. O +35 O +; O +p O +less O +than O +0 O +. O +05 O +) O +. O + +Stable O +patients O +have O +mucous O +hypersecretion O +and O +little O +evidence O +of O +acute O +inflammation O +. O + +Hyperprolactinaemia O +, O +moderate O +hypogonadism O +, O +infraclinical O +neuropathies O +, O +arterial O +stenoses O +and O +moderate O +venous O +leakages O +seem O +to O +play O +a O +partial O +role O +of O +organic O +starter O +or O +cofactor O +, O +the O +sexual O +consequences O +of O +which O +are O +amplified O +by O +psychological O +factors O +, O +partly O +secondary O +to O +the O +initial O +sexual O +failures O +. O + +Yang O +and O +H O +. O + +Secretory O +function O +of O +the O +prostate O +gland O +. O + +Chronic O +endotoxemia O +appears O +to O +be O +associated O +with O +an O +elevated O +pulmonary O +microvascular O +permeability O +and O +a O +tendency O +toward O +a O +hyperdynamic O +circulation O +but O +with O +an O +appreciable O +degree O +of O +refractoriness O +associated O +with O +regional O +hemodynamics O +and O +eicosanoid O +biosynthesis O +. O + +In O +contrast O +, O +we O +observed O +high O +concentrations O +in O +29 O +of O +75 O +patients O +with O +tumors O +of O +the O +central O +nervous O +system O +, O +especially O +in O +meningioma O +( O +6 O +/ O +9 O +) O +, O +glioblastoma O +( O +9 O +/ O +23 O +) O +, O +and O +neurinoma O +( O +5 O +/ O +5 O +) O +. O + +Diet O +and O +atopic O +eczema O +. O + +Time O +delay O +effects O +on O +the O +tensile O +bond O +strength O +developed O +by O +the O +Silicoater O +. O + +The O +future O +of O +research O +with O +interferon B-GENE +may O +be O +divided O +into O +three O +areas O +: O +Efforts O +must O +be O +made O +to O +determine O +how O +best O +to O +translate O +the O +in O +vitro O +synergy O +into O +clinically O +meaningful O +terms O +; O +in O +order O +to O +exploit O +the O +fullest O +potential O +of O +IFN B-GENE +, O +research O +is O +moving O +toward O +using O +this O +agent O +earlier O +in O +disease O +either O +as O +an O +adjuvant O +after O +tumor O +debulking O +or O +after O +initial O +diagnosis O +; O +the O +medical O +community O +must O +rethink O +the O +natural O +history O +of O +some O +diseases O +, O +because O +the O +fullest O +potential O +of O +the O +biologic O +agents O +will O +most O +likely O +manifest O +itself O +when O +these O +agents O +are O +used O +together O +. O + +Six O +healthy O +male O +subjects O +received O +single O +oral O +doses O +of O +regular O +release O +( O +RR O +) O +quinidine O +sulfate O +, O +sustained O +release O +( O +SR O +) O +quinidine O +bisulfate O +and O +the O +same O +dose O +of O +the O +SR O +product O +with O +food O +( O +SR O +- O +F O +) O +. O + +This O +report O +expands O +on O +previous O +work O +with O +interferon B-GENE +alfa I-GENE +- I-GENE +2b I-GENE +( I-GENE +Intron I-GENE +A I-GENE +; I-GENE +Schering I-GENE +- I-GENE +Plough I-GENE +) I-GENE +in O +the O +treatment O +of O +hairy O +cell O +leukemia O +( O +HCL O +) O +. O + +Oxygen O +delivery O +and O +base O +excess O +decreased O +significantly O +and O +four O +pigs O +died O +. O + +Clinical O +chemistry O +. O + +Revascularization O +after O +anterior O +maxillary O +and O +mandibular O +osteotomy O + +Static O +orthoses O +for O +the O +management O +of O +microstomia O +. O + +The O +intrapancreatic O +spread O +of O +the O +carcinoma O +correlated O +with O +portal O +invasion O +of O +carcinoma O +, O +hardness O +of O +the O +body O +and O +tail O +, O +obstruction O +of O +main O +pancreatic O +duct O +and O +irregular O +pancreaticogram O +. O + +Lysosomal O +enzymes O +that O +degrade O +cartilage O +are O +released O +. O + +Contrary O +to O +the O +observation O +made O +with O +other O +S O +. O +pombe O +genes O +transcribed O +in O +the O +budding O +yeast O +, O +the O +heterologous O +actin B-GENE +gene I-GENE +transcript I-GENE +is O +initiated O +39 O +nucleotides O +upstream O +of O +the O +initiation O +start O +site O +used O +in O +the O +homologous O +yeast O +. O + +A O +multicentre O +study O +involving O +9 O +Italian O +institutions O +was O +carried O +out O +to O +compare O +the O +efficacy O +and O +safety O +of O +ranitidine O +150 O +mg O +b O +. O +i O +. O +d O +. O +and O +ranitidine O +300 O +mg O +nocte O +in O +the O +treatment O +of O +reflux O +oesophagitis O +. O + +Monotherapy O +with O +ceftazidime O +was O +clinically O +and O +bacteriologically O +as O +effective O +as O +a O +combination O +therapy O +with O +cefazolin O +and O +tobramycin O +. O + +The O +N3 O +wave O +of O +the O +SSEP O +' O +s O +, O +which O +has O +been O +found O +to O +correlate O +best O +with O +neurological O +recovery O +, O +returned O +to O +65 O +% O ++ O +/ O +- O +48 O +% O +of O +the O +preischemia O +amplitude O +in O +the O +insulin B-GENE +- O +treated O +animals O +, O +compared O +to O +40 O +% O ++ O +/ O +- O +34 O +% O +in O +the O +fasted O +group O +and O +26 O +% O ++ O +/ O +- O +24 O +% O +in O +the O +control O +animals O +. O + +Proctoscopy O +and O +roentgenographic O +studies O +may O +be O +an O +important O +part O +of O +evaluation O +, O +especially O +in O +patients O +who O +present O +with O +perianal O +suppuration O +, O +masses O +, O +or O +anal O +fissures O +. O + +In O +the O +control O +group O +the O +histological O +picture O +resembled O +osteoarthritis O +. O + +In O +contrast O +to O +this O +mRNA O +, O +90 O +% O +of O +alpha B-GENE +and I-GENE +beta I-GENE +actin I-GENE +mRNAs I-GENE +were O +translated O +in O +both O +myoblasts O +and O +myotubes O +. O + +If O +this O +is O +unavailable O +, O +then O +Supramid O +has O +a O +proven O +record O +for O +good O +tissue O +compatibility O +and O +resistance O +to O +infection O +. O + +The O +size O +of O +the O +group O +allocated O +to O +the O +good O +compliance O +category O +by O +the O +use O +of O +the O +digoxin O +marker O +was O +equivalent O +in O +size O +to O +a O +group O +of O +patients O +who O +had O +returned O +less O +than O +15 O +% O +of O +their O +prescribed O +dose O +or O +reported O +a O +deviation O +of O +less O +than O +6 O +% O +from O +their O +prescription O +. O + +Bullous O +keratopathy O +was O +usually O +aphakic O +in O +origin O +in O +1982 O +, O +but O +after O +1983 O +pseudophakic O +bullous O +keratopathy O +( O +PBK O +) O +was O +the O +most O +common O +cause O +of O +bullous O +keratopathy O +. O + +The O +ultrastructural O +findings O +, O +as O +well O +as O +the O +urinary O +C B-GENE +- I-GENE +peptide I-GENE +excretion O +, O +confirmed O +that O +the O +glycemic O +effects O +should O +not O +be O +thought O +to O +be O +due O +to O +a O +direct O +action O +of O +the O +drugs O +used O +on O +the O +endocrine O +pancreas O +. O + +In O +vitro O +antimalarial O +activity O +of O +neem O +( O +Azadirachta O +indica O +A O +. O + +" O +In O +vitro O +" O +study O +of O +dentin O +adhesion O +to O +adhesives O +made O +from O +urethane O +molecules O +with O +free O +groups O +of O +isocyanate O + +There O +is O +a O +cysteine O +clustering O +region O +in O +an O +N O +- O +terminal O +region O +of O +the O +c B-GENE +- I-GENE +raf I-GENE +( I-GENE +- I-GENE +1 I-GENE +) I-GENE +product I-GENE +deduced O +from O +the O +nucleotide O +sequence O +, O +and O +this O +cysteine O +clustering O +region O +was O +found O +to O +be O +highly O +homologous O +to O +that O +present O +in O +an O +N O +- O +terminal O +region O +of O +protein B-GENE +kinase I-GENE +C I-GENE +, O +although O +, O +in O +the O +latter O +cysteine O +clusters O +are O +present O +in O +duplicate O +. O + +Hand O +- O +held O +, O +continuous O +- O +wave O +Doppler O +probes O +, O +coupled O +with O +sound O +spectral O +analysis O +, O +can O +successfully O +predict O +carotid O +artery O +stenosis O +. O + +The O +German O +Society O +of O +Pediatric O +Oncology O +in O +1981 O +initiated O +the O +Cooperative O +Ewing O +' O +s O +Sarcoma O +Study O +( O +CESS O +81 O +) O +using O +a O +four O +- O +drug O +combination O +of O +chemotherapy O +prior O +to O +definitive O +local O +control O +with O +surgery O +and O +/ O +or O +radiation O +. O + +The O +program O +has O +been O +written O +in O +a O +generic O +BASIC O +in O +order O +to O +make O +the O +procedure O +user O +- O +friendly O +. O + +Since O +high O +levels O +of O +immunoglobulin B-GENE +G I-GENE +were O +demonstrated O +against O +the O +surface O +of O +the O +NVS O +after O +immunization O +, O +passive O +transfer O +experiments O +were O +initiated O +. O + +A O +study O +was O +conducted O +of O +a O +human O +male O +who O +had O +inhaled O +a O +mixture O +of O +241Am O +and O +Pu O +. O + +An O +analytic O +method O +for O +comparative O +parameter O +weighting O +in O +magnetic O +resonance O +( O +MR O +) O +imaging O +has O +been O +developed O +using O +the O +concept O +of O +" O +fractional O +sensitivity O +. O +" O +This O +new O +approach O +results O +in O +easily O +calculated O +indexes O +for O +T1 O +, O +T2 O +, O +and O +hydrogen O +weighting O +. O + +Fifty O +- O +four O +patients O +were O +divided O +into O +groups O +according O +to O +their O +clinical O +presentation O +; O +seven O +asymptomatic O +volunteers O +, O +20 O +patients O +with O +duodenal O +- O +gastric O +reflux O +gastropathy O +( O +DRG O +) O +, O +16 O +patients O +with O +recurrent O +ulcers O +of O +the O +duodenal O +bulb O +( O +RUD O +) O +, O +and O +11 O +patients O +with O +Moynihan O +' O +s O +disease O +. O + +No O +previous O +studies O +have O +determined O +the O +pharmaco O +- O +dynamics O +of O +intravenous O +procainamide O +when O +administered O +in O +a O +dose O +of O +15 O +mg O +/ O +kg O +and O +at O +a O +rate O +of O +50 O +mg O +/ O +min O +, O +as O +is O +common O +practice O +during O +electropharmacologic O +testing O +. O + +High O +concentrations O +of O +tumor O +- O +associated O +trypsin B-GENE +inhibitor O +in O +hemodialyzed O +patients O +. O + +In O +the O +chicken O +liver O +, O +levels O +of O +chicken B-GENE +MT I-GENE +mRNA I-GENE +were O +rapidly O +induced O +by O +metals O +( O +Cd2 O ++ O +, O +Zn2 O ++ O +, O +Cu2 O ++ O +) O +, O +glucocorticoids O +and O +lipopolysaccharide O +. O + +With O +histology O +and O +Evans O +blue O +injections O +, O +blood O +- O +brain O +barrier O +alterations O +were O +seen O +as O +early O +as O +4 O +days O +after O +a O +dose O +of O +50 O +Gy O +. O + +Dosimetric O +estimates O +for O +these O +organs O +were O +2 O +. O +3 O ++ O +/ O +- O +1 O +. O +1 O +and O +2 O +. O +3 O ++ O +/ O +- O +1 O +. O +4 O +rad O +( O +. O +02 O ++ O +/ O +- O +. O +01 O +Gy O +) O +, O +respectively O +, O +with O +a O +whole O +- O +body O +estimate O +of O +0 O +. O +28 O +rad O +( O +. O +003 O +Gy O +) O +. O + +A O +significant O +association O +between O +a O +family O +history O +and O +a O +higher O +urinary O +pH O +was O +observed O +among O +the O +female O +calcium O +stone O +patients O +. O + +New O +technologies O +in O +diagnosis O +and O +classification O +of O +malignancy O +. O + +Thus O +the O +present O +data O +also O +suggest O +that O +BP O +and O +HR O +measurements O +are O +influenced O +not O +only O +by O +state O +- O +dependent O +factors O +but O +also O +by O +at O +least O +three O +different O +factors O +that O +are O +each O +independent O +of O +the O +state O +: O +one O +leads O +to O +BP O +and O +HR O +values O +that O +are O +influenced O +by O +the O +cycle O +the O +animal O +is O +in O +and O +the O +other O +two O +influence O +, O +respectively O +, O +the O +ranking O +of O +the O +individual O +' O +s O +BP O +and O +HR O +levels O +within O +the O +population O +. O + +The O +correlation O +between O +PaCO2 O +and O +PtcO2 O +in O +RDS O +was O +insufficient O +to O +make O +clinical O +judgement O +. O + +Since O +1967 O +at O +the O +times O +of O +their O +biennial O +ABCC O +/ O +RERF O +radiological O +examinations O +, O +all O +Adult O +Health O +Study O +( O +AHS O +) O +subjects O +have O +been O +interviewed O +to O +determine O +the O +exposures O +to O +medical O +x O +- O +rays O +they O +experienced O +in O +institutions O +other O +than O +RERF O +in O +order O +to O +estimate O +the O +numbers O +of O +examinations O +and O +corresponding O +doses O +which O +they O +received O +. O + +One O +millimolar O +ouabain O +completely O +inhibited O +net O +HCO3 O +- O +secretion O +. O + +There O +are O +regions O +with O +long O +runs O +of O +up O +to O +45 O +% O +C O +or O +35 O +% O +G O +residues O +. O + +The O +same O +rhythmic O +structure O +enables O +a O +prediction O +to O +be O +made O +concerning O +when O +vowels O +of O +stressed O +syllables O +will O +be O +auditorily O +perceived O +. 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O +7 O +mmol O +X O +h O +/ O +l O +; O +Study O +3 O +: O +glucose O +12 O +. O +6 O +, O +ice O +cream O +8 O +. O +1 O +, O +milk O +3 O +. O +7 O +, O +and O +lactose O +4 O +. O +1 O +mmol O +X O +h O +/ O +l O +. O + +The O +serum B-GENE +insulin I-GENE +response O +cannot O +. O + +SCL O +prolonged O +promptly O +after O +verapamil O +, O +and O +sinus O +arrest O +developed O +in O +two O +of O +10 O +group O +2 O +and O +two O +of O +five O +group O +3 O +animals O +. O + +Postglucose O +serum B-GENE +insulin I-GENE +levels O +showed O +no O +significant O +correlations O +with O +systolic O +or O +diastolic O +blood O +pressure O +levels O +in O +men O +, O +but O +in O +female O +diabetic O +and O +non O +- O +diabetic O +subjects O +significant O +correlations O +were O +found O +in O +particular O +with O +systolic O +blood O +pressure O +level O +. 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O + +The O +other O +model O +was O +a O +continuous O +exponential O +plus O +constant O +of O +the O +form O +La O +- O += O +a O ++ O +b O +[ O +exp O +( O +cVO2 O +) O +] O +. O + +Cell O +. O + +Timing O +of O +symptoms O +and O +oocyst O +excretion O +in O +human O +cryptosporidiosis O +. O + +After O +dopamine O +infusion O +in O +women O +with O +polycystic O +ovary O +syndrome O +and O +in O +matched O +controls O +, O +steady O +state O +levels O +of O +plasma O +dopamine O +, O +norepinephrine O +, O +and O +the O +ratio O +of O +dopamine O +/ O +norepinephrine O +were O +similar O +in O +the O +two O +groups O +. O + +Diagnostic O +importance O +of O +determining O +the O +complement O +constituents O +in O +children O +with O +autoimmune O +thyroiditis O + +The O +4 O +patients O +with O +carboxyhemoglobin B-GENE +levels O +in O +excess O +of O +10 O +% O +may O +represent O +occult O +carbon O +monoxide O +poisoning O +in O +this O +population O +. O + +All O +these O +processes O +were O +fully O +developed O +during O +the O +last O +month O +of O +pregnancy O +, O +offering O +the O +same O +picture O +as O +the O +controls O +. O + +Hypoglycemic O +action O +of O +" O +he O +xiang O +zhuang O +qi O +gong O +" O +and O +its O +mechanism O +on O +diabetes O +mellitus O + +This O +region O +of O +60 O +amino O +acids O +may O +be O +involved O +in O +coiled O +- O +coil O +interactions O +similar O +to O +those O +that O +facilitate O +the O +filament O +formation O +in O +the O +rod O +region O +. O + +This O +approach O +enables O +the O +sources O +of O +error O +in O +the O +calculation O +of O +nutrient O +utilization O +to O +be O +readily O +identified O +, O +and O +their O +effect O +on O +precision O +to O +be O +assessed O +in O +different O +nutritional O +and O +metabolic O +states O +. 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O + +An O +intralobar O +change O +in O +temperature O +above O +or O +below O +36 O +degrees O +C O +decreases O +only O +the O +lobar O +bronchial O +blood O +flow O +and O +does O +not O +influence O +blood O +flow O +to O +other O +nearby O +tissues O +including O +those O +vascularized O +by O +the O +bronchial O +circulation O +. 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O + +No O +consistent O +correlation O +between O +blood O +pressure O +change O +and O +SCR O +- O +change O +was O +seen O +. O + +Shoulder O +forearm O +support O +for O +the O +subluxed O +shoulder O +. O + +Piroxicam O +produced O +a O +lower O +incidence O +of O +gastric O +ulcers O +than O +equivalent O +doses O +of O +indomethacin O +. O + +These O +findings O +suggest O +that O +both O +in O +the O +early O +stages O +( O +0T O +, O +0N O +) O +and O +in O +more O +severe O +stages O +of O +VWF O +( O +stages O +1 O +- O +2 O +) O +cold O +induced O +hyperreactivity O +in O +the O +digital O +vessels O +and O +Raynaud O +' O +s O +syndrome O +are O +vascular O +disorders O +of O +functional O +origin O +occurring O +without O +any O +prethrombotic O +alterations O +. O + +In O +MCCP O +functions O +of O +the O +source O +emission O +, O +surface O +reflection O +, O +photoacceptor O +sensitivity O +are O +approximated O +by O +the O +normal O +distribution O +curves O +. O + +To O +assess O +the O +effects O +of O +alveolar O +hypoxia O +and O +angiotensin B-GENE +II I-GENE +infusion O +on O +distribution O +of O +blood O +flow O +to O +the O +lung O +we O +performed O +perfusion O +lung O +scans O +on O +anesthetized O +mechanically O +ventilated O +lambs O +. O + +A O +flow O +rate O +of O +at O +least O +5 O +mL O +/ O +h O +is O +required O +through O +the O +receptor O +( O +volume O +, O +0 O +. O +4 O +mL O +) O +for O +accurate O +results O +. O + +We O +have O +now O +located O +the O +5 O +' O +ends O +of O +the O +two O +remaining O +late O +mRNAs O +. O + +The O +efficacy O +of O +quantitative O +and O +qualitative O +chloride O +titrators O +in O +the O +estimation O +of O +human O +salt O +intake O +. O + +Doctor O +Berglund O +warns O +members O +of O +union O +pitfalls O +. O + +Acute O +appearance O +of O +hemiparesis O +or O +hemiplegia O +with O +initial O +marked O +spasticity O +was O +observed O +in O +8 O +stroke O +patients O +. O + +Recurrent O +acute O +rhinosinusitis O +was O +common O +in O +both O +groups O +of O +patients O +, O +but O +the O +development O +of O +chronic O +rhinosinusitis O +was O +only O +found O +in O +patients O +with O +CVID O +, O +indicating O +the O +more O +severe O +nature O +of O +this O +condition O +compared O +with O +selective O +IgA B-GENE +deficiency O +. O + +These O +data O +suggest O +that O +AP B-GENE +- I-GENE +A I-GENE +may O +be O +potentially O +useful O +in O +the O +management O +of O +heart O +failure O +. O + +The O +various O +muscles O +of O +the O +pelvic O +floor O +region O +could O +be O +reflexly O +activated O +either O +individually O +or O +as O +a O +mass O +unit O +depending O +on O +the O +intensity O +of O +stimulation O +. O + +The O +frequency O +of O +lactase B-GENE +phenotypes I-GENE +in O +Aymara O +children O +. O + +Activities O +of O +hepatic O +cytochrome B-GENE +P I-GENE +- I-GENE +450 I-GENE +- O +dependent O +metabolizing O +enzymes O +such O +as O +aminopyrine B-GENE +- I-GENE +and I-GENE +TMO I-GENE +N I-GENE +- I-GENE +demethylase I-GENE +and O +aniline B-GENE +hydroxylase I-GENE +activity O +were O +decreased O +by O +pretreatment O +of O +rats O +with O +cimetidine O +, O +whereas O +in O +the O +rats O +pretreated O +with O +ranitidine O +, O +these O +enzyme O +activities O +were O +not O +changed O +. O + +Doxorubicin O +, O +dacarbazine O +, O +vincristine O +, O +and O +cyclophosphamide O +in O +the O +treatment O +of O +advanced O +gastrointestinal O +leiomyosarcoma O +. O + +The O +effect O +of O +the O +opiate O +antagonist O +naloxone O +was O +evaluated O +in O +11 O +unselected O +patients O +with O +cerebral O +ischemia O +. O + +Electrochemical O +detection O +of O +depressed O +circulating O +levels O +of O +vitamin O +K1 O +in O +osteoporosis O +. O + +In O +the O +present O +experiments O +, O +we O +investigate O +the O +role O +played O +by O +the O +temporal O +pattern O +of O +neural O +activity O +during O +the O +ontogeny O +of O +frequency O +tuning O +in O +the O +mouse O +central O +auditory O +system O +. O + +Ultrastructure O +of O +the O +tumor O +in O +1 O +patient O +in O +whom O +transurethral O +resection O +was O +performed O +2 O +weeks O +after O +alum O +irrigation O +revealed O +well O +preserved O +nuclear O +chromatin O +, O +thus O +, O +suggesting O +that O +whatever O +changes O +occur O +after O +alum O +irrigation O +are O +short O +- O +lived O +. O + +The O +generally O +adopted O +criteria O +enabling O +to O +classify O +the O +examined O +persons O +into O +the O +following O +3 O +groups O +have O +been O +used O +: O +( O +a O +) O +diseased O +of O +BEN O +; O +( O +b O +) O +suspect O +to O +be O +diseased O +of O +BEN O +, O +and O +( O +c O +) O +individuals O +without O +signs O +of O +a O +renal O +disease O +. O + +The O +POEMS O +syndrome O +( O +Polyneuropathy O +, O +Organomegaly O +, O +Endocrinopathy O +, O +Monoclonal O +component O +, O +Skin O +) O +. O + +During O +a O +disease O +remission O +there O +was O +an O +increase O +in O +GAG O +secretion O +with O +urine O +, O +linked O +with O +hyperheparinuria O +( O +13 O +. O +1 O +- O +fold O +, O +P O +less O +than O +0 O +. O +001 O +) O +. O + +In O +metastasis O +- O +free O +patients O +, O +the O +best O +results O +were O +obtained O +with O +tumor O +diameters O +under O +2 O +cm O +regardless O +of O +their O +localization O +in O +lung O +tissue O +and O +with O +2 O +- O +- O +4 O +. O +9 O +cm O +tumors O +embedded O +in O +lung O +parenchyma O +. O + +Two O +siblings O +with O +hemolytic O +anemia O +caused O +by O +triosephosphate B-GENE +isomerase I-GENE +deficiency O +developed O +a O +progressive O +neurological O +syndrome O +featuring O +dystonic O +movements O +, O +tremor O +, O +pyramidal O +tract O +signs O +, O +and O +evidence O +of O +spinal O +motor O +neuron O +involvement O +. O + +One O +extract O +with O +the O +lowest O +PCA O +content O +was O +non O +- O +carcinogenic O +. O + +Aortic O +diameters O +in O +infants O +and O +young O +children O +: O +normative O +angiographic O +data O +. O + +The O +present O +investigation O +has O +revealed O +that O +the O +distribution O +of O +the O +main O +fatty O +acids O +in O +Leptospira O +phospholipids O +is O +similar O +to O +their O +distribution O +in O +Leptospira O +neutral O +lipids O +with O +the O +exception O +of O +unsaturated O +fatty O +acid O +with O +14 O +carbon O +atoms O +, O +occurring O +mainly O +in O +phospholipids O +. O + +Since O +1970 O +the O +frequency O +of O +potassium O +- O +induced O +ulceration O +has O +been O +low O +- O +- O +3 O +cases O +per O +100 O +000 O +patient O +- O +years O +of O +slow O +- O +release O +tablet O +use O +. O + +Hydrocortisone O +caused O +lymphopenia O +and O +inhibited O +the O +blastogenic O +response O +of O +peripheral O +blood O +lymphocytes O +to O +phytohemagglutinin B-GENE +and O +concanavalin B-GENE +A I-GENE +mitogens O +. O + +To O +test O +the O +feasibility O +of O +using O +liposomes O +to O +deliver O +therapeutic O +agents O +to O +the O +lungs O +, O +the O +effect O +of O +liposome O +- O +encapsulated O +superoxide B-GENE +dismutase I-GENE +( O +SOD B-GENE +) O +or O +catalase B-GENE +on O +pulmonary O +oxygen O +toxicity O +was O +studied O +in O +rats O +. O + +Marrow O +cell O +necrosis O +in O +anorexia O +nervosa O +and O +involuntary O +starvation O +. O + +For O +comparison O +conventional O +heparin O +was O +used O +during O +18 O +dialyses O +in O +the O +same O +patients O +. O + +Chenodeoxycholic O +acid O +( O +cheno O +) O +and O +ursodeoxycholic O +acid O +( O +urso O +) O +dissolve O +cholesterol O +gallstones O +in O +man O +. O + +Sensory O +evoked O +field O +potentials O +were O +recorded O +from O +the O +mesencephalic O +reticular O +formation O +( O +MRF O +) O +, O +central O +gray O +( O +CG O +) O +and O +somatosensory O +cortex O +( O +SCX O +) O +, O +following O +incremental O +doses O +of O +halothane O +in O +freely O +- O +moving O +rats O +. O + +Ultrastructure O +of O +the O +heart O +muscle O +in O +experimental O +myocardial O +infarct O +following O +physical O +training O + +Pharmacological O +desympathization O +leads O +to O +the O +development O +of O +hyper O +- O +reactivity O +of O +the O +true O +pacemakers O +to O +noradrenaline O +and O +dopamine O +and O +triggers O +off O +changes O +in O +the O +regulation O +of O +the O +electric O +activity O +of O +these O +cells O +by O +catecholamines O +. O + +OODG O +is O +a O +diagnostic O +method O +permitting O +assessment O +of O +ocular O +pulse O +curves O +and O +objective O +determination O +of O +blood O +pressures O +in O +the O +ophthalmic O +circulatory O +system O +( O +retinal O +and O +ciliary O +arterial O +blood O +pressures O +) O +simultaneously O +for O +both O +eyes O +, O +without O +dilatation O +of O +the O +pupils O +. O + +Viral O +infections O +have O +long O +been O +suspected O +to O +be O +causative O +agents O +in O +a O +number O +of O +inner O +ear O +dysfunctions O +. O + +55 O ++ O +/ O +- O +11 O +% O +) O +, O +all O +other O +parameters O +showed O +a O +significant O +increase O +: O +RS O +index O +5 O +. O +4 O ++ O +/ O +- O +1 O +. O +4 O +mVolt O +to O +6 O +. O +0 O ++ O +/ O +- O +1 O +. O +7 O +mVolt O +( O +p O +less O +than O +0 O +. O +01 O +) O +; O +EDD O +6 O +. O +3 O ++ O +/ O +- O +0 O +. O +7 O +to O +6 O +. O +8 O ++ O +/ O +- O +0 O +. O +9 O +cm O +( O +p O +less O +than O +0 O +. O +001 O +) O +; O +HV O +1017 O ++ O +/ O +- O +151 O +ml O +to O +1099 O ++ O +/ O +- O +261 O +ml O +( O +p O +less O +than O +0 O +. O +01 O +) O +; O +EDV O +371 O ++ O +/ O +- O +131 O +ml O +to O +441 O ++ O +/ O +- O +175 O +ml O +( O +p O +less O +than O +0 O +. O +001 O +) O +; O +RBV O +117 O ++ O +/ O +- O +57 O +ml O +to O +151 O ++ O +/ O +- O +77 O +ml O +( O +p O +less O +than O +0 O +. O +001 O +) O +. O + +Retrospective O +analyses O +of O +this O +death O +revealed O +a O +significant O +decrease O +of O +the O +left O +ventricular O +( O +LV O +) O +end O +- O +diastolic O +volume O +index O +( O +EDVI O +) O +of O +21 O +ml O +/ O +m2 O +( O +36 O +% O +of O +normal O +) O +. O + +In O +group O +I O +adults O +both O +of O +these O +variables O +increased O +. O + +Individual O +alcohol O +reaction O +profiles O +. O + +Vitiligo O +in O +diabetes O +mellitus O +. O + +The O +pharmacokinetics O +of O +each O +tetracycline O +in O +serum O +and O +dermal O +, O +suction O +blister O +fluid O +were O +determined O +after O +oral O +doses O +of O +300 O +mg O +lymecycline O +or O +100 O +mg O +doxycycline O +on O +the O +3rd O +day O +. O + +A O +high O +degree O +of O +correlation O +in O +the O +sense O +of O +the O +classic O +conception O +of O +brain O +localization O +of O +neuropsychological O +syndromes O +was O +found O +. O + +35 O +patients O +with O +acute O +arterial O +occlusions O +[ O +27 O +] O +and O +graft O +thromboses O +[ O +8 O +] O +, O +responsible O +for O +severe O +and O +recent O +ischemia O +, O +were O +treated O +by O +fibrinolytic O +therapy O +( O +Urokinase B-GENE +: O +1 O +000 O +units O +/ O +kg O +/ O +hour O +, O +and O +Lys O +Plasminogen B-GENE +) O +. O + +We O +conclude O +that O +androgenic O +hormones O +reduce O +HDL B-GENE +- I-GENE +cholesterol I-GENE +concentrations O +and O +the O +HDL2 B-GENE +- I-GENE +cholesterol I-GENE +subfraction O +, O +possibly O +by O +enhancing O +hepatic B-GENE +triglyceride I-GENE +lipase I-GENE +activity O +. O + +Because O +of O +its O +wide O +spectrum O +of O +activity O +particularly O +against O +ampicillin O +resistant O +strains O +of O +H O +. O +influenzae O +and O +because O +of O +its O +good O +tolerance O +Cefaclor O +is O +very O +useful O +in O +treatment O +of O +respiratory O +tract O +infections O +in O +children O +. O + +Shape O +factor O +correlated O +well O +with O +hemodynamic O +data O +for O +RV O +/ O +LV O +systolic O +pressure O +ratios O +( O +r O += O +0 O +. O +93 O +, O +p O +less O +than O +0 O +. O +001 O +) O +for O +normalized O +interventricular O +pressure O +differences O +( O +r O += O +- O +0 O +. O +95 O +, O +p O +less O +than O +0 O +. O +001 O +) O +. O + +The O +effective O +and O +low O +toxic O +dose O +schedules O +of O +KW O +- O +2083 O +should O +be O +investigated O +further O +. O + +Furthermore O +, O +the O +initial O +plasma O +retinol O +level O +in O +conjunction O +with O +RBP B-GENE +was O +found O +to O +be O +even O +lower O +in O +12 O +patients O +( O +35 O +. O +1 O +micrograms O +dl O +- O +1 O +, O +3 O +. O +7 O +mg O +dl O +- O +1 O +) O +who O +subsequently O +had O +cancer O +recurrence O +than O +in O +those O +who O +remained O +free O +of O +apparent O +cancer O +( O +44 O +. O +5 O +micrograms O +dl O +- O +1 O +, O +4 O +. O +6 O +mg O +dl O +- O +1 O +) O +. O + +The O +results O +indicate O +that O +: O +1 O +) O +the O +initial O +response O +to O +tethering O +varies O +according O +to O +previous O +penning O +and O +handling O +experience O +, O +2 O +) O +although O +the O +circadian O +rhythm O +of O +cortisol O +was O +either O +altered O +or O +disrupted O +during O +estrus O +, O +such O +disruptions O +were O +not O +influenced O +by O +type O +of O +penning O +and O +3 O +) O +tether O +stalls O +may O +chronically O +increase O +cortisol O +concentrations O +in O +gilts O +. O + +This O +laser O +provided O +sufficient O +power O +in O +an O +amniotic O +fluid O +medium O +to O +occlude O +placental O +vessels O +as O +large O +as O +7 O +mm O +in O +diameter O +within O +6 O +seconds O +at O +a O +power O +density O +of O +2000 O +W O +/ O +cm2 O +. O + +On O +d O +112 O +, O +progesterone O +was O +higher O +( O +P O +less O +than O +. O +05 O +) O +in O +hysterectomized O +heifers O +than O +in O +other O +treatment O +groups O +. O + +Male O +Japanese O +quail O +were O +chronically O +exposed O +to O +5000 O +ppm O +manganese O +( O +Mn O +) O +as O +particulate O +manganese O +oxide O +( O +Mn3O4 O +) O +in O +their O +diet O +from O +hatching O +to O +75 O +days O +of O +age O +. O + +This O +study O +indicated O +that O +the O +Japanese O +quail O +was O +less O +sensitive O +to O +particulate O +Mn3O4 O +exposure O +than O +rodents O +treated O +comparably O +. O + +Plasma O +and O +bladder O +platinum O +concentration O +were O +measured O +following O +intravesical O +DDP O +, O +and O +also O +histopathological O +examination O +, O +urinalysis O +, O +complete O +blood O +count O +and O +blood O +chemistry O +were O +performed O +in O +order O +to O +know O +the O +toxicity O +of O +intravesical O +DDP O +. O + +Scintigraphic O +visualisation O +of O +Walker O +carcinoma O +- O +256 O +in O +Sprague O +- O +Dawley O +rats O +by O +means O +of O +99mTc O +- O +labelled O +monocytes O +. O + +Rabbit O +eyes O +were O +removed O +and O +held O +in O +temperature O +- O +regulated O +chambers O +and O +irrigated O +with O +saline O +. O + +Before O +birth O +, O +there O +were O +a O +few O +perivascular O +adrenergic O +nerves O +and O +correspondingly O +low O +ovarian O +NE O +levels O +. O + +Monitoring O +changes O +in O +the O +heart O +rate O +of O +the O +premature O +fetus O +during O +tocolysis O +with O +the O +beta O +- O +adrenomimetics O +partusisten O +and O +Pre O +- O +par O + +Since O +September O +1980 O +to O +June O +1983 O +we O +have O +treated O +32 O +patients O +with O +ovarian O +cancer O +. O + +The O +results O +suggest O +that O +the O +calcium O +antagonist O +, O +diltiazem O +, O +may O +modify O +the O +effects O +of O +isoflurane O +on O +myocardial O +function O +. O + +Supraventricular O +arrhythmias O +- O +- O +digoxin O +and O +quinidine O +revisited O +. O + +Visidex O +I O +is O +unsuitable O +for O +storage O +and O +re O +- O +reading O +. O + +The O +Cox O +proportional O +hazards O +model O +was O +applied O +to O +the O +data O +in O +order O +to O +determine O +the O +prognostic O +factors O +for O +long O +- O +term O +survival O +. O + +This O +suggests O +that O +mechanisms O +other O +than O +an O +excessive O +increase O +in O +myocardial O +oxygen O +demand O +may O +be O +responsible O +for O +the O +many O +episodes O +occurring O +outside O +the O +hospital O +. O + +These O +data O +showed O +: O +that O +progesterone O +secretion O +is O +pulsatile O +throughout O +the O +human O +luteal O +phase O +, O +with O +maximum O +frequency O +in O +the O +mid O +- O +luteal O +phase O +; O +that O +during O +the O +mid O +- O +luteal O +phase O +most O +subjects O +had O +progesterone O +levels O +both O +above O +and O +below O +currently O +accepted O +ovulatory O +thresholds O +; O +the O +use O +of O +a O +single O +measurement O +of O +progesterone O +in O +the O +mid O +- O +luteal O +phase O +is O +not O +always O +a O +reliable O +indicator O +of O +ovulation O +; O +a O +threshold O +greater O +than O +20 O +nmol O +/ O +l O +may O +yield O +an O +unacceptable O +number O +of O +false O +negative O +results O +. O + +This O +slope O +tended O +to O +be O +higher O +( O +approximately O +1 O +. O +6 O +dB O +/ O +dB O +) O +for O +L1 O += O +L2 O +greater O +than O +80 O +dB O +. O + +Histamine O +reactivity O +was O +significantly O +reduced O +after O +the O +nifedipine O +aerosol O +, O +the O +geometric O +mean O +provocative O +concentration O +causing O +a O +35 O +% O +fall O +in O +specific O +airway O +conductance O +, O +rising O +from O +5 O +. O +0 O +to O +10 O +. O +9 O +mg O +/ O +ml O +of O +histamine O +( O +p O +less O +than O +0 O +. O +05 O +) O +. O + +Pharmacologic O +doses O +of O +vitamin O +B6 O +administered O +to O +lactating O +women O +have O +been O +reported O +to O +suppress O +plasma B-GENE +prolactin I-GENE +. O + +There O +was O +a O +significant O +but O +similar O +elevation O +of O +mean O +O2 O +uptake O +during O +40 O +min O +postexercise O +by O +13 O +. O +6 O +% O +in O +both O +the O +fasted O +( O +p O +less O +than O +0 O +. O +001 O +) O +and O +fed O +state O +( O +p O +less O +than O +0 O +. O +001 O +) O +. O + +In O +controls O +, O +most O +of O +the O +output O +from O +the O +conduit O +occurred O +during O +type O +I O +activity O +( O +73 O ++ O +/ O +- O +14 O +% O +) O +. O + +Greater O +attenuation O +of O +the O +N1 O +- O +P2 O +and O +baseline O +- O +P2 O +amplitude O +of O +the O +probe O +EPs O +was O +observed O +when O +the O +probe O +stimulus O +was O +presented O +to O +the O +right O +ear O +and O +the O +verbal O +material O +presented O +to O +the O +left O +ear O +than O +when O +the O +opposite O +stimulation O +arrangement O +was O +used O +. O + +Twenty O +- O +five O +patients O +( O +80 O +, O +6 O +% O +) O +with O +mixed O +neoplasms O +were O +operated O +on O +by O +total O +conservative O +parotidectomy O +( O +T O +. O +C O +. O +P O +. O +) O +, O +3 O +( O +9 O +, O +7 O +% O +) O +by O +S O +. O +P O +. O +and O +3 O +( O +9 O +, O +7 O +% O +) O +by O +En O +. O + +The O +comparisons O +revealed O +that O +female O +homicide O +- O +suicide O +perpetrators O +were O +more O +likely O +than O +female O +homicide O +- O +suicide O +victims O +to O +live O +in O +mobile O +homes O +, O +kill O +their O +lover O +or O +ex O +- O +lover O +, O +have O +their O +crime O +accidentally O +discovered O +, O +leave O +a O +suicide O +note O +, O +kill O +on O +a O +weekend O +, O +and O +be O +depressed O +, O +but O +are O +less O +likely O +than O +female O +homicide O +- O +suicide O +victims O +to O +live O +with O +a O +spouse O +. O + +Germ O +- O +free O +rabbits O +given O +mouse O +CRF O +- O +flora O +showed O +values O +quite O +different O +from O +control O +animals O +for O +most O +parameters O +, O +indicating O +unsuitability O +of O +mouse O +CRF O +flora O +to O +' O +normalize O +' O +rabbits O +. 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O + +Viral O +RNA O +, O +molecularly O +cloned O +proviral O +DNA O +, O +and O +virus O +- O +specific O +protein O +of O +avian O +retrovirus O +MH2 O +were O +analyzed O +. O + +Intracellular O +recordings O +were O +performed O +on O +the O +optic O +tectum O +of O +the O +carp O +in O +vitro O +. O + +Molecular O +structure O +and O +evolutionary O +origin O +of O +human B-GENE +cardiac I-GENE +muscle I-GENE +actin I-GENE +gene I-GENE +. O + +The O +mutants O +were O +obtained O +by O +substitution O +into O +a O +molecular O +clone O +of O +M O +- O +MuLV O +DNA O +by O +DNA O +from O +two O +acutely O +transforming O +viruses O +, O +Ableson O +MuLV O +( O +Ab O +- O +MuLV O +) O +and O +Moloney O +murine O +sarcoma O +virus O +( O +M O +- O +MSV O +) O +. O + +Plasmids O +for O +the O +cloning O +and O +expression O +of O +full O +- O +length O +double O +- O +stranded O +cDNAs O +under O +control O +of O +the O +SV40 B-GENE +early I-GENE +or O +late B-GENE +gene I-GENE +promoter O +. O + +Supplementing O +a O +soybean O +protein O +and O +sucrose O +- O +based O +diet O +with O +levels O +of O +2 O +. O +2 O +, O +11 O +, O +and O +55 O +ppm O +of O +the O +antibiotic O +, O +from O +the O +two O +sources O +each O +with O +two O +different O +purities O +, O +improved O +weight O +gain O +of O +chicks O +an O +average O +of O +23 O +% O +and O +improved O +feed O +efficiency O +an O +average O +of O +13 O +% O +at O +the O +higher O +levels O +( O +all O +P O +less O +than O +. O +01 O +) O +. O + +Overall O +prevalences O +of O +antibody O +were O +70 O +per O +cent O +in O +cattle O +, O +67 O +per O +cent O +in O +sheep O +and O +76 O +per O +cent O +in O +goats O +as O +assessed O +by O +an O +immunodiffusion O +test O +. O + +Expression O +of O +herpes O +simplex O +virus O +beta O +and O +gamma O +genes O +integrated O +in O +mammalian O +cells O +and O +their O +induction O +by O +an O +alpha O +gene O +product O +. O + +The O +splice O +acceptor O +site O +is O +ca O +. O + +This O +is O +consistent O +with O +a O +model O +proposing O +that O +SSV O +was O +generated O +by O +recombination O +between O +proviral O +DNA O +of O +a O +simian O +sarcoma O +associated O +virus O +and O +proto B-GENE +- I-GENE +sis I-GENE +and O +that O +introns O +were O +spliced O +out O +subsequently O +from O +a O +fused O +viral B-GENE +- I-GENE +sis I-GENE +messenger I-GENE +RNA I-GENE +. O + +We O +conclude O +that O +, O +with O +autonomic O +nervous O +system O +activity O +intact O +, O +carotid O +chemoreceptor O +reflex O +activation O +can O +elicit O +an O +absolute O +reflexly O +mediated O +reduction O +in O +coronary O +blood O +flow O +in O +the O +normal O +, O +conscious O +dog O +, O +despite O +an O +increase O +in O +arterial O +pressure O +. O + +Female O +subjects O +, O +including O +both O +normal O +subjects O +and O +idiopathic O +calcium O +stone O +- O +formers O +, O +have O +higher O +urinary O +cyclic O +AMP O +levels O +than O +their O +male O +counterparts O +, O +and O +this O +difference O +is O +significant O +when O +urinary O +cyclic O +AMP O +is O +expressed O +in O +the O +units O +mumol O +/ O +g O +of O +creatinine O +. O + +We O +conclude O +that O +the O +' O +morning O +dip O +' O +observed O +in O +asthmatic O +patients O +cannot O +simply O +be O +explained O +by O +changes O +in O +cell O +receptor O +number O +or O +affinity O +, O +as O +our O +results O +suggest O +that O +both O +groups O +have O +intact O +beta B-GENE +- I-GENE +adrenoceptor I-GENE +function O +. O + +The O +effect O +of O +desipramine O +probably O +represents O +inhibition O +of O +neuronal O +uptake O +and O +that O +of O +amitriptyline O +and O +mianserin O +blockade O +of O +neuronal O +uptake O +and O +prejunctional O +alpha B-GENE +2 I-GENE +- I-GENE +adrenoreceptors I-GENE +. O + +We O +conclude O +that O +the O +gp54 B-GENE +structural I-GENE +gene I-GENE +is O +required O +for O +initiation O +or O +amplification O +of O +the O +splenic O +erythroblast O +hyperplasia O +which O +characterizes O +the O +preleukemic O +phase O +of O +Rauscher O +disease O +. O + +Surgical O +treatment O +of O +pulmonary O +metastases O +. O + +A O +promoter O +sequence O +( O +Goldberg O +- O +Hogness O +or O +TATA O +box O +) O +is O +situated O +28 O +base O +pairs O +upstream O +from O +the O +point O +of O +initiation O +of O +transcription O +which O +was O +found O +by O +S1 B-GENE +nuclease I-GENE +mapping O +and O +by O +oligonucleotide O +- O +primed O +reverse O +transcription O +of O +rat B-GENE +PTH I-GENE +mRNA I-GENE +. O + +Each O +of O +these O +spliced O +mRNAs O +has O +an O +untranslated O +leader O +sequence O +of O +249 O +bases O +and O +a O +single O +intron O +of O +approximately O +540 O +bases O +which O +are O +contained O +entirely O +within O +TRs O +/ O +IRs O +sequences O +. O + +The O +expression O +of O +chloramphenicol B-GENE +acetyltransferase I-GENE +was O +detected O +within O +1 O +h O +after O +infection O +of O +cells O +with O +recombinant O +virus O +, O +reflecting O +the O +early O +nature O +of O +the O +promoters O +used O +. O + +NPT B-GENE +II I-GENE +synthesis O +, O +measured O +by O +agar O +plate O +assays O +of O +kanamycin O +resistance O +and O +by O +immunoprecipitation O +of O +the O +NPT B-GENE +II I-GENE +protein I-GENE +, O +was O +repressed O +in O +the O +presence O +of O +cysteine O +and O +derepressed O +in O +its O +absence O +. O + +A O +computed O +tomographic O +scan O +obtained O +after O +EOE O +- O +13 O +infusion O +accurately O +showed O +the O +perfusion O +pattern O +of O +the O +implanted O +catheter O +. O + +The O +12 B-GENE +, I-GENE +000 I-GENE +MW I-GENE +( I-GENE +12K I-GENE +) I-GENE +IE I-GENE +polypeptide I-GENE +encoded O +by O +IEmRNA B-GENE +- I-GENE +5 I-GENE +is O +translated O +from O +an O +88 O +codon O +open O +reading O +frame O +, O +leaving O +a O +1200 O +base O +3 O +' O +non O +- O +translated O +region O +. O + +The O +greatest O +difference O +between O +the O +Ad7 B-GENE +and I-GENE +Ad5 I-GENE +DBPs I-GENE +is O +the O +absence O +, O +in O +the O +Ad7 O +protein O +, O +of O +12 O +amino O +acids O +located O +between O +the O +two O +functional O +domains O +in O +the O +Ad5 O +protein O +( O +amino O +acids O +151 O +- O +162 O +) O +. O + +No O +significant O +correlation O +was O +found O +between O +LVM O +or O +wall O +thickness O +and O +body O +surface O +area O +, O +age O +, O +blood O +pressure O +, O +heart O +rate O +, O +cardiac O +output O +, O +total O +peripheral O +resistance O +and O +left O +ventricular O +systolic O +wall O +stress O +, O +whereas O +CD25 O +was O +correlated O +with O +urinary O +catecholamines O +only O +in O +hypertensive O +patients O +( O +r O += O +0 O +. O +606 O +, O +p O +less O +than O +0 O +. O +001 O +) O +. O + +Furthermore O +, O +no O +Shine O +- O +Dalgarno O +sequences O +are O +present O +upstream O +of O +the O +presumed O +translational O +start O +codons O +. O + +The O +gene B-GENE +cat I-GENE +- I-GENE +86 I-GENE +, O +specifying O +chloramphenicol B-GENE +- I-GENE +inducible I-GENE +chloramphenicol I-GENE +acetyltransferase I-GENE +, O +is O +located O +on O +the O +1 O +. O +1 O +- O +kilobase O +cloned O +DNA O +. O + +The O +myeloproliferative O +sarcoma O +virus O +( O +MPSV O +) O +was O +derived O +by O +passage O +of O +Moloney O +sarcoma O +virus O +( O +Mo O +- O +MuSV O +) O +in O +adult O +mice O +. O + +The O +same O +- O +sized O +EBNA B-GENE +protein I-GENE +( I-GENE +approximately I-GENE +78 I-GENE +, I-GENE +000 I-GENE +) I-GENE +was O +made O +after O +transfection O +with O +BamHI B-GENE +- I-GENE +K I-GENE +( I-GENE +5 I-GENE +. I-GENE +2 I-GENE +kilobase I-GENE +pairs I-GENE +[ I-GENE +kbp I-GENE +] I-GENE +) I-GENE +or O +the O +I1f O +subfragment O +( O +2 O +. O +9 O +kbp O +) O +. O + +They O +generated O +ca O +. O + +Here O +we O +have O +determined O +the O +nucleotide O +sequence O +of O +3 O +. O +5 O +kb O +from O +the O +3 O +' O +end O +of O +delta B-GENE +gag I-GENE +to O +the O +3 O +' O +end O +of O +molecularly O +cloned O +proviral O +MH2 O +DNA O +, O +in O +order O +to O +elucidate O +the O +genetic O +structure O +of O +the O +virus O +and O +to O +compare O +it O +with O +other O +mht B-GENE +- O +and O +myc B-GENE +- O +containing O +oncogenic O +viruses O +as O +well O +as O +with O +the O +chicken B-GENE +proto I-GENE +- I-GENE +myc I-GENE +gene I-GENE +. O + +USA O +80 O +, O +802 O +- O +806 O +] O +was O +used O +to O +isolate O +a O +genomic O +clone O +lambda O +PGK B-GENE +- I-GENE +1 I-GENE +containing O +a O +portion O +of O +an O +autosomal O +locus O +for O +phosphoglycerate B-GENE +kinase I-GENE +( O +PGK B-GENE +) O +. O + +A O +. O + +188 O +patients O +received O +cimetidine O +400 O +mg O +q O +. O +i O +. O +d O +. O +intravenously O +and O +1 O +, O +000 O +mg O +daily O +orally O +in O +divided O +doses O +. O + +An O +immunologic O +test O +using O +stomach O +and O +tumor O +antigens O +for O +screening O +of O +those O +at O +high O +risk O +for O +stomach O +cancer O +is O +suggested O +. O + +Thirty O +isolates O +of O +Haemophilus O +influenzae O +type O +b O +were O +obtained O +during O +an O +outbreak O +of O +invasive O +H O +. O +influenzae O +type O +b O +disease O +and O +were O +classified O +by O +the O +electrophoretic O +profile O +of O +their O +lipopolysaccharide O +( O +LPS O +) O +. O + +Tiaprofenic O +acid O +overdose O +. O + +Frog O +type O +I O +( O +Ft O +I O +) O +and O +frog O +type O +II O +( O +Ft O +II O +) O +slowly O +adapting O +( O +SA O +) O +units O +produced O +spikes O +only O +at O +the O +indentation O +phase O +, O +and O +the O +threshold O +response O +phase O +( O +TRP O +) O +, O +i O +. O +e O +. O +. O +the O +phase O +of O +the O +first O +spike O +was O +for O +ca O +. O + +Frog O +type O +I O +( O +Ft O +I O +) O +and O +frog O +type O +II O +( O +Ft O +II O +) O +slowly O +adapting O +( O +SA O +) O +units O +produced O +spikes O +only O +at O +the O +indentation O +phase O +, O +and O +the O +threshold O +response O +phase O +( O +TRP O +) O +, O +i O +. O +e O +. O +. O +the O +phase O +of O +the O +first O +spike O +was O +for O +ca O +. O + +DMCM O +also O +permits O +extension O +of O +the O +possibilities O +of O +obtaining O +and O +transplanting O +donor O +organs O +. O + +Grimelius O +stain O +was O +positive O +, O +Masson O +Fontana O +stain O +negative O +. O + +Blood O +glucose O +and O +plasma O +insulin B-GENE +were O +measured O +at O +zero O +time O +and O +then O +at O +15 O +, O +30 O +, O +60 O +, O +90 O +and O +120 O +min O +after O +ingestion O +of O +25 O +g O +glucose O +, O +fructose O +or O +lactose O +, O +or O +30 O +g O +honey O +, O +50 O +g O +white O +bread O +, O +125 O +g O +white O +rice O +or O +potatoes O +, O +150 O +g O +apples O +or O +260 O +g O +carrots O +. O + +Clinical O +use O +of O +absorbable O +polyglycolic O +acid O +suture O +in O +Blalock O +- O +Taussig O +' O +s O +operation O + +Among O +these O +are O +: O +( O +1 O +) O +Is O +there O +sufficient O +understanding O +of O +family O +pathophysiology O +, O +of O +the O +sensitivity O +and O +specificity O +of O +diagnostic O +techniques O +and O +of O +the O +safety O +and O +efficacy O +of O +therapeutic O +modalities O +to O +make O +true O +family O +health O +care O +possible O +? O +( O +2 O +) O +If O +this O +type O +of O +care O +is O +possible O +, O +how O +are O +the O +needs O +of O +the O +family O +and O +its O +individual O +members O +met O +, O +or O +value O +judgements O +made O +about O +their O +relative O +importance O +? O +and O +( O +3 O +) O +What O +are O +the O +consequences O +for O +the O +health O +care O +delivery O +system O +of O +this O +type O +of O +care O +? O +An O +extensive O +literature O +review O +is O +used O +in O +an O +attempt O +to O +answer O +these O +queries O +, O +from O +which O +questions O +for O +further O +study O +are O +posed O +. O + +In O +patients O +in O +group O +A O +( O +" O +normal O +" O +CI O +) O +, O +the O +CI O +, O +heart O +rate O +and O +the O +mean O +circumferential O +fiber O +shortening O +velocity O +( O +mVCF O +) O +were O +normal O +, O +but O +the O +TPR O +was O +increased O +significantly O +. O + +Immunologically O +reactive O +insulin B-GENE +levels O +were O +determined O +in O +freely O +- O +moving O +normal O +rats O +offered O +three O +different O +test O +- O +meals O +. O + +These O +results O +indicate O +that O +both O +naturally O +acquired O +and O +passive O +( O +modified O +immune B-GENE +serum I-GENE +globulin I-GENE +) O +antibodies O +to O +type B-GENE +III I-GENE +group I-GENE +B I-GENE +Streptococcus I-GENE +antigen I-GENE +are O +partially O +protective O +against O +intra O +- O +amniotic O +infection O +. O + +In O +the O +posthospital O +phase O +of O +AMI O +, O +as O +well O +as O +in O +CCHD O +, O +the O +occurrence O +of O +high O +- O +grade O +VPBs O +usually O +indicates O +more O +advanced O +degrees O +of O +both O +coronary O +and O +left O +ventricular O +disease O +as O +well O +as O +the O +possibility O +of O +cardiac O +and O +/ O +or O +sudden O +death O +. O + +The O +genes O +at O +each O +locus O +are O +divergently O +transcribed O +and O +the O +coding O +sequences O +are O +separated O +by O +646 O +base O +- O +pairs O +at O +one O +locus O +and O +676 O +base O +- O +pairs O +at O +the O +other O +. O + +The O +enzymic O +hydrolysis O +of O +urea O +produces O +ammonia O +which O +causes O +a O +vivid O +yellow O +to O +purple O +colour O +change O +in O +the O +pH O +indicator O +. O + +The O +clinical O +efficacy O +rates O +evaluated O +in O +151 O +cases O +( O +KS O +- O +R1 O +group O +in O +77 O +cases O +, O +oral O +group O +in O +74 O +cases O +) O +on O +standard O +criteria O +of O +committee O +members O +were O +88 O +. O +3 O +% O +for O +the O +KS O +- O +R1 O +group O +and O +86 O +. O +5 O +% O +for O +the O +oral O +group O +, O +respectively O +. O + +Side O +effect O +including O +subjective O +and O +objective O +symptoms O +were O +strictly O +evaluated O +in O +163 O +cases O +( O +KS O +- O +R1 O +group O +in O +83 O +cases O +, O +oral O +group O +in O +80 O +cases O +) O +, O +but O +the O +incidence O +rate O +which O +was O +22 O +. O +9 O +% O +for O +the O +KS O +- O +R1 O +group O +and O +23 O +. O +8 O +% O +for O +the O +oral O +group O +showed O +no O +significant O +difference O +. O + +Plasma O +renin B-GENE +activity O +did O +not O +change O +in O +response O +to O +head O +- O +up O +tilt O +or O +isoprenaline O +infusion O +in O +the O +patients O +. O + +Martin O +Luther O +and O +his O +physicians O +. O + +Enhancement O +of O +the O +immune O +response O +by O +aspecific O +action O +of O +vaccine O +additives O +in O +the O +aerogenic O +immunization O +of O +swine O +against O +swine O +plague O + +Induced O +gamma O +- O +ray O +spectroscopy O + +Analysis O +of O +proteins O +synthesized O +by O +plasmids O +containing O +deleted O +forms O +of O +the O +trfA B-GENE +region I-GENE +indicates O +that O +the O +A2 B-GENE +protein I-GENE +is O +the O +essential O +trfA B-GENE +- I-GENE +encoded I-GENE +replication I-GENE +protein I-GENE +of O +plasmid O +RK2 O +. O + +Effects O +of O +negative O +pleural O +pressure O +on O +left O +ventricular O +hemodynamics O +. O + +Resting O +plasma O +norepinephrine O +( O +NE O +) O +and O +epinephrine O +( O +E O +) O +levels O +were O +lower O +during O +active O +therapy O +than O +2 O +wk O +after O +withdrawal O +( O +guanfacine O +and O +control O +: O +plasma O +NE O +, O +0 O +. O +27 O ++ O +/ O +- O +0 O +. O +03 O +/ O +0 O +. O +64 O ++ O +/ O +- O +0 O +. O +13 O +ng O +/ O +ml O +; O +plasma O +E O +, O +0 O +. O +09 O ++ O +/ O +- O +0 O +. O +02 O +/ O +0 O +. O +17 O ++ O +/ O +- O +0 O +. O +05 O +ng O +/ O +ml O +) O +. O + +Renal O +response O +to O +captopril O +in O +severe O +heart O +failure O +: O +role O +of O +furosemide O +in O +natriuresis O +and O +reversal O +of O +hyponatremia O +. O + +Lauciello O +describes O +a O +technique O +for O +the O +placement O +of O +functionally O +generated O +amalgam O +stops O +as O +restorations O +within O +mandibular O +acrylic O +teeth O +. O + +Eleven O +biopsy O +specimens O +( O +five O +papules O +and O +six O +dusky O +or O +crusted O +lesions O +) O +from O +four O +patients O +with O +pityriasis O +lichenoides O +et O +varioliformis O +acuta O +( O +PLEVA O +) O +were O +studied O +by O +direct O +immunofluorescence O +and O +immunoperoxidase B-GENE +technics O +. O + +These O +data O +suggest O +that O +a O +major O +part O +of O +the O +reduction O +in O +food O +intake O +in O +hyperphagic O +rats O +eating O +a O +quinine O +- O +adulterated O +diet O +is O +due O +to O +postingestional O +events O +. O + +The O +aspirate O +from O +a O +parathyroid O +cyst O +was O +watery O +clear O +and O +contained O +high O +amount O +of O +parathyroid B-GENE +hormone I-GENE +. O + +EGV O +had O +no O +detectable O +effect O +on O +PP B-GENE +secretion O +under O +basal O +or O +stimulated O +conditions O +. O + +The O +numerous O +tests O +demonstrate O +that O +the O +HDL O +- O +2M O +can O +be O +extensively O +and O +successfully O +used O +for O +therapy O +of O +insulin B-GENE +- O +dependent O +diabetes O +mellitus O +in O +clinical O +practice O +. O + +Lung O +prostacyclin O +production O +may O +be O +related O +to O +flow O +. O + +For O +the O +first O +30 O +min O +following O +insulin B-GENE +administration O +, O +the O +rate O +of O +change O +in O +glucose O +levels O +was O +significantly O +less O +among O +the O +patients O +with O +major O +depressive O +disorder O +than O +among O +either O +the O +patients O +with O +dysthymic O +disorder O +or O +the O +normal O +control O +subjects O +. O + +Management O +of O +hypertension O +in O +the O +elderly O +. O + +Transplantation O +of O +kidneys O +of O +juvenile O +donors O +in O +adult O +recipients O +. O + +Ten O +patients O +with O +advanced O +, O +diffuse O +Hodgkin O +' O +s O +and O +non O +- O +Hodgkin O +' O +s O +lymphomas O +responding O +poorly O +to O +the O +most O +widely O +employed O +primary O +chemotherapy O +regimens O +were O +treated O +with O +a O +high O +- O +dose O +chemotherapy O +( O +HDC O +) O +followed O +by O +rescue O +with O +non O +- O +frozen O +autologous O +bone O +marrow O +infusion O +( O +ABMT O +) O +. O + +Effect O +of O +proteolytic O +enzymes O +and O +polypeptides O +on O +the O +antacid O +activity O +of O +almagate O +and O +other O +antacids O +. O + +Results O +of O +a O +controlled O +study O + +Hydrallazine O +also O +caused O +a O +slight O +increase O +in O +plasma B-GENE +renin I-GENE +activity O +and O +urinary O +excretion O +of O +noradrenaline O +. O + +Urease B-GENE +activity O +of O +97 O +% O +of O +these O +organisms O +became O +evident O +within O +30 O +min O +. O + +After O +description O +of O +his O +short O +life O +and O +an O +explanation O +of O +the O +light O +conductor O +Bozzini O +' O +s O +merit O +is O +emphasized O +, O +by O +his O +invention O +as O +first O +physician O +to O +have O +made O +accessible O +to O +medicine O +endoscopic O +diagnostic O +possibilities O +. O + +The O +effect O +of O +lithium O +on O +the O +osmoregulation O +of O +arginine B-GENE +vasopressin I-GENE +secretion O +. O + +Antithrombin B-GENE +III I-GENE +( O +AT B-GENE +III I-GENE +) O +is O +a O +plasma O +protein O +which O +acts O +as O +the O +principal O +inhibitor O +of O +thrombin B-GENE +and O +is O +a O +major O +modulator O +of O +intravascular O +coagulation O +. O + +Eighteen O +patients O +were O +untreated O +, O +and O +8 O +had O +been O +given O +previous O +treatment O +with O +depot O +testosterone O +100 O +mg O +intramuscularly O +every O +2 O +- O +3 O +weeks O +for O +an O +average O +duration O +of O +4 O +. O +7 O +years O +. O + +195mPt O +- O +labeled O +cisplatin O +was O +administered O +iv O +and O +ip O +to O +control O +mice O +and O +to O +mice O +bearing O +Sarcoma O +180 O +. O + +New O +beta O +- O +blocking O +drugs O +have O +been O +introduced O +which O +may O +prove O +beneficial O +in O +certain O +clinical O +situations O +since O +they O +exert O +more O +selective O +blockade O +of O +the O +cardiac B-GENE +receptors I-GENE +( O +beta1 B-GENE +) O +as O +opposed O +to O +smooth B-GENE +muscle I-GENE +receptors I-GENE +( O +beta2 B-GENE +) O +. O + +In O +the O +37 O +patients O +without O +lung O +disease O +respiratory O +muscle O +weakness O +was O +accompanied O +by O +significant O +decreases O +in O +vital O +capacity O +, O +total O +lung O +capacity O +, O +and O +maximum O +voluntary O +ventilation O +; O +by O +significant O +increases O +in O +residual O +volume O +and O +arterial O +carbon O +dioxide O +tension O +( O +PaCO2 O +) O +; O +and O +greater O +likelihood O +of O +dependence O +on O +ventilators O +, O +atelectasis O +, O +and O +pneumonia O +. O + +Commun O +. O + +Total O +cumulative O +doses O +of O +doxorubicin O +ranged O +from O +145 O +to O +625 O +mg O +. O +/ O +m O +. O +2 O +. O + +Movement O +programming O +depends O +on O +understanding O +of O +behavioral O +requirements O +. O + +Following O +20 O +min O +of O +steady O +state O +anaesthesia O +during O +which O +measurements O +of O +IOP O +, O +arterial O +pressure O +, O +heart O +rate O +, O +FIO2 O +, O +FE O +' O +CO2 O +and O +CVP O +were O +recorded O +, O +one O +group O +of O +patients O +received O +atracurium O +0 O +. O +45 O +mg O +kg O +- O +1 O +and O +the O +other O +pancuronium O +0 O +. O +1 O +mg O +kg O +- O +1 O +. O + +Gonadotropin B-GENE +levels O +in O +mothers O +who O +have O +had O +two O +sets O +of O +DZ O +twins O +. O + +Freezing O +of O +plasma O +to O +obtain O +better O +yield O +of O +factor B-GENE +VIII I-GENE +: O +C O +. O + +These O +children O +were O +grouped O +into O +four O +diagnostic O +categories O +: O +1 O +) O +idiopathic O +GH B-GENE +deficiency O +( O +n O += O +10 O +) O +; O +2 O +) O +organic O +hypopituitarism O +( O +n O += O +7 O +) O +; O +3 O +) O +intrauterine O +growth O +retardation O +( O +n O += O +5 O +) O +; O +and O +4 O +) O +constitutional O +delay O +of O +growth O +and O +/ O +or O +familial O +short O +stature O +( O +n O += O +18 O +) O +, O +by O +standard O +clinical O +criteria O +and O +physiological O +and O +pharmacological O +tests O +of O +GH B-GENE +reserve O +. O + +Each O +patient O +had O +measurable O +LH B-GENE +and O +FSH B-GENE +levels O +, O +with O +pulsed O +nocturnal O +secretion O +, O +and O +pubertal O +LH B-GENE +and O +FSH B-GENE +responses O +to O +LRH B-GENE +. O + +These O +changes O +were O +the O +result O +of O +a O +decrease O +in O +afterload O +: O +mean O +aortic O +pressure O +fell O +from O +85 O ++ O +/ O +- O +11 O +. O +8 O +to O +68 O ++ O +/ O +- O +19 O +. O +6 O +mmHg O +( O +p O +less O +than O +0 O +. O +01 O +) O +and O +systemic O +arterial O +resistance O +fell O +from O +2 O +886 O ++ O +/ O +- O +745 O +to O +2 O +010 O ++ O +/ O +- O +610 O +dynes O +/ O +cm O +- O +5 O +/ O +sec O +/ O +m O +- O +2 O +( O +p O +less O +than O +0 O +. O +01 O +) O +. O + +Cimetidine O +800 O +mg O +given O +at O +night O +is O +as O +effective O +as O +400 O +mg O +twice O +daily O +; O +the O +single O +dose O +regimen O +may O +improve O +patient O +compliance O +, O +thus O +facilitating O +treatment O +. O + +Ceftazidime O +shows O +promise O +as O +single O +- O +agent O +therapy O +for O +serious O +gram O +- O +negative O +bacillary O +infections O +. O + +Regional O +CBF O +was O +determined O +by O +clearance O +of O +xenon O +133 O +in O +67 O +patients O +undergoing O +coronary O +bypass O +grafting O +procedures O +. O + +Our O +results O +indicate O +that O +serum B-GENE +BGP I-GENE +is O +a O +valuable O +measurement O +of O +bone O +metabolism O +. O + +The O +management O +of O +the O +" O +chronic O +" O +patient O +. O + +Study O +of O +bacterial O +motility O +and O +rate O +of O +movement O +using O +a O +closed O +circuit O +television O + +Finding O +of O +Rhodnius O +prolixus O +Stal O +, O +1859 O +, O +in O +babassu O +palm O +trees O + +Each O +causative O +organism O +has O +a O +species O +- O +specific O +preference O +and O +requirement O +for O +temperature O +, O +salinity O +, O +pH O +, O +the O +basic O +nutrients O +, O +and O +growth O +factors O +, O +and O +the O +toxin O +formation O +is O +affected O +by O +these O +environmental O +factors O +. O + +Deformities O +of O +the O +tip O +of O +the O +olecranon O +and O +of O +the O +coronoid O +process O +are O +also O +described O +( O +De O +Palma O +1956 O +, O +Jordan O +1958 O +, O +Ahlberg O +1965 O +, O +Weseloh O +1973 O +) O +. O + +There O +was O +significant O +correlation O +of O +LVM O +/ O +M2 O +and O +PWVn O +for O +pre O +- O +AVR O +and O +post O +AVR O +studies O +. O + +Statokinesimetric O +recording O +in O +Huntington O +choreas O + +The O +development O +and O +histostructural O +organization O +of O +intrahepatic O +biliary O +ducts O +were O +studied O +on O +a O +human O +embryofetal O +material O +6 O +to O +32 O +weeks O +old O +. O + +It O +has O +been O +shown O +in O +an O +animal O +experiment O +that O +alterations O +of O +the O +renal O +vasculature O +and O +parenchyma O +after O +hemostasis O +performed O +by O +Infrared O +- O +Contact O +- O +Coagulation O +are O +best O +shown O +by O +intravital O +magnification O +angiography O +( O +magnification O +factor O +2 O +. O +22 O +) O +. O + +Cardiovascular O +and O +adrenal O +medullo O +- O +sympathetic O +reactions O +to O +acute O +tobacco O +poisoning O + +Intravenous O +injections O +of O +SG O +- O +75 O +( O +0 O +. O +03 O +- O +1 O +mg O +/ O +kg O +) O +decreased O +systemic O +blood O +pressure O +( O +SBP O +) O +and O +increased O +peripheral O +( O +coronary O +, O +renal O +, O +mesenteric O +and O +femoral O +) O +blood O +flow O +( O +PBF O +) O +dose O +- O +dependently O +. O + +In O +doses O +of O +0 O +. O +03 O +- O +0 O +. O +3 O +mg O +/ O +kg O +i O +. O +v O +. O +, O +SG O +- O +75 O +did O +not O +significantly O +affect O +pulse O +pressure O +, O +heart O +rate O +, O +aortic O +blood O +flow O +, O +left O +ventricular O +pressure O +( O +LVP O +) O +and O +LVdP O +/ O +dt O +max O +. O + +Resting O +VE O +in O +the O +luteal O +phase O +was O +7 O +. O +8 O +% O +greater O +than O +that O +in O +the O +follicular O +phase O +. O + +Exposure O +of O +endothelium O +to O +pulsatile O +shear O +stresses O +that O +followed O +a O +tape O +recording O +of O +physiological O +flow O +waveforms O +( O +electromagnetic O +flowmeter O +) O +did O +not O +cause O +gross O +injury O +or O +denudation O +even O +when O +peak O +shear O +exceeded O +1500 O +dyne O +/ O +cm2 O +. O + +Modern O +cancer O +therapy O +has O +included O +surgery O +, O +radiotherapy O +, O +chemotherapy O +, O +and O +most O +recently O +, O +immunotherapy O +and O +hyperthermia O +. O + +There O +was O +a O +close O +correlation O +between O +plasma O +clearance O +of O +NT O +by O +10 O +- O +hydroxylation O +and O +the O +D O +metabolic O +ratio O +( O +D O +/ O +4 O +- O +OH O +- O +D O +in O +urine O +) O +in O +the O +Ghanaians O +( O +rs O += O +- O +0 O +. O +95 O +; O +P O +less O +than O +0 O +. O +01 O +) O +and O +Swedes O +( O +rs O += O +- O +0 O +. O +84 O +; O +P O +less O +than O +0 O +. O +01 O +) O +. O + +The O +response O +properties O +of O +cat O +horizontal O +canal O +afferents O +( O +N O += O +81 O +) O +were O +characterized O +by O +three O +parameters O +: O +their O +long O +time O +constants O +( O +tau O +) O +, O +low O +frequency O +gain O +constants O +( O +G1 O +) O +, O +and O +middle O +frequency O +gain O +constants O +( O +Gm O +) O +. O + +Despite O +supraphysiologic O +E2 O +concentrations O +, O +however O +, O +cervical O +mucus O +scores O +were O +significantly O +reduced O +in O +the O +CC O +- O +treated O +group O +( O +P O +less O +than O +0 O +. O +01 O +) O +. O + +Stimulation O +of O +the O +caudate O +nucleus O +' O +dophamine O +- O +reactive O +system O +in O +dogs O +by O +means O +of O +administration O +of O +dophamine O +( O +60 O +micrograms O +) O +and O +phenamine O +led O +to O +deterioration O +of O +conditioned O +and O +unconditioned O +components O +of O +feeding O +behaviour O +. O + +Value O +of O +urine O +glucose O +tests O +in O +the O +management O +of O +type O +II O +diabetes O +mellitus O +. O + +This O +experiment O +was O +conducted O +to O +determine O +if O +the O +sex O +or O +actual O +egg O +production O +was O +the O +important O +factor O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +A O +pharmacokinetic O +study O +of O +apalcillin O +was O +performed O +in O +12 O +patients O +in O +an O +intensive O +- O +care O +unit O +. O + +Thrombocyte O +function O +was O +impaired O +in O +all O +patients O +, O +characterized O +by O +a O +diminished O +platelet O +shape O +change O +. O + +The O +findings O +demonstrate O +that O +AMPH O +administration O +induces O +a O +significant O +increase O +in O +the O +height O +of O +a O +major O +electroactive O +peak O +in O +the O +caudate O +nucleus O +of O +pigtail O +monkeys O +, O +and O +further O +that O +such O +amphetamine O +- O +induced O +increases O +can O +be O +manipulated O +by O +altering O +the O +affective O +and O +/ O +or O +emotional O +state O +of O +the O +animal O +. O + +In O +two O +experiments O +, O +neonatal O +female O +BALB O +/ O +cCrgl O +or O +BALB O +/ O +cfC3HCrgl O +mice O +were O +given O +subcutaneous O +injections O +of O +5 O +micrograms O +17 O +beta O +- O +estradiol O +or O +sesame O +oil O +for O +the O +first O +3 O +days O +of O +life O +and O +were O +ovariectomized O +at O +60 O +days O +of O +age O +, O +at O +which O +time O +vaginal O +concretions O +( O +Experiments O +I O +and O +II O +) O +or O +silica O +( O +Experiment O +II O +) O +were O +implanted O +intravaginally O +. O + +For O +228 O +of O +425 O +deaths O +( O +54 O +% O +) O +occurring O +among O +26 O +100 O +people O +of O +known O +age O +in O +the O +Malumfashi O +area O +of O +northern O +Nigeria O +, O +data O +were O +collected O +on O +symptoms O +present O +prior O +to O +death O +. O + +Salivary O +estradiol O +17 O +beta O +( O +E2 O +- O +17 O +beta O +) O +and O +progesterone O +( O +P O +) O +were O +determined O +by O +using O +radioimmunoassay O +techniques O +in O +30 O +pregnant O +females O +in O +the O +first O +, O +second O +and O +third O +trimesters O +as O +well O +as O +in O +10 O +non O +- O +pregnant O +controls O +during O +the O +luteal O +phase O +of O +the O +menstrual O +cycle O +. O + +Other O +than O +d O +7 O +, O +there O +was O +no O +significant O +effect O +on O +the O +number O +of O +implants O +. O + +Variable O +FHR O +decelerations O +or O +bradycardias O +were O +encountered O +on O +95 O +nonstress O +tests O +( O +18 O +. O +8 O +% O +) O +in O +80 O +( O +33 O +. O +5 O +% O +) O +postdate O +patients O +. O + +The O +response O +chain O +in O +each O +component O +was O +maintained O +by O +food O +presentation O +under O +a O +fixed O +- O +ratio O +schedule O +. O + +The O +results O +imply O +that O +kindling O +does O +not O +produce O +its O +facilitating O +effect O +on O +acquisition O +of O +HPC O +SS O +by O +removing O +a O +disruptive O +effect O +of O +the O +stimulation O +. O + +The O +persistent O +fetal O +dispersion O +of O +nodal O +and O +Hiss O +bundle O +fragments O +within O +the O +ventricular O +septum O +is O +proposed O +as O +a O +possible O +explanation O +. O + +According O +to O +the O +biochemical O +tests O +, O +high O +activity O +( O +over O +200 O +U O +/ O +l O +) O +of O +alkaline B-GENE +phosphatase I-GENE +was O +recorded O +exclusively O +in O +patients O +with O +the O +lymphogranulomatosis O +- O +induced O +liver O +damage O +. O + +Changes O +of O +plasma O +cortisol O +level O +in O +late O +asthmatic O +responses O + +Significant O +alterations O +in O +the O +vasectomized O +rats O +from O +sham O +rats O +included O +: O +testicular O +and O +epididymal O +hypertrophy O +, O +formation O +of O +pathologic O +vas O +deferens O +granulomas O +, O +decreased O +total O +serum O +protein O +, O +lowered O +alpha B-GENE +- I-GENE +globulin I-GENE +levels O +as O +shown O +by O +serum O +electrophoresis O +, O +and O +increased O +sperm O +agglutinin B-GENE +antibody O +titers O +. O + +SFP O +was O +significantly O +elevated O +in O +Hn O +( O +s O +) O +. O + +The O +average O +birth O +mass O +of O +these O +newborns O +was O +3491 O +. O +9 O ++ O +/ O +- O +2 O +SD O +780 O +. O +5 O +g O +and O +that O +in O +the O +control O +group O +3 O +, O +767 O +. O +5 O ++ O +/ O +- O +2 O +SD O +824 O +. O +2 O +g O +( O +P O +less O +than O +0 O +. O +05 O +) O +. O + +This O +machine O +drift O +, O +which O +was O +not O +associated O +with O +a O +rise O +in O +water O +phantom O +temperature O +and O +did O +not O +consistently O +correlate O +with O +estimated O +x O +- O +ray O +tube O +heat O +, O +could O +result O +in O +a O +significant O +overestimation O +of O +regional O +cerebral O +blood O +flow O +( O +rCBF O +) O +for O +a O +xenon O +/ O +CT O +rCBF O +protocol O +involving O +5 O +- O +7 O +sequential O +scans O +obtained O +at O +1 O +- O +min O +interscan O +intervals O +. O + +Other O +uncertainties O +in O +the O +dosimetry O +at O +Y O +- O +12 O +and O +Vinca O +are O +unaltered O +. O + +E2 O +treatments O +elevated O +hen O +plasma O +TG O +7 O +. O +2X O +, O +PL O +5 O +. O +1X O +, O +and O +C O +7 O +. O +2X O +; O +and O +pullet O +plasma O +TG O +6 O +. O +8X O +, O +PL O +3 O +. O +7X O +, O +and O +C O +2 O +. O +5X O +. O + +By O +contrast O +, O +kidneys O +from O +rats O +with O +chronic O +metabolic O +acidosis O +produced O +significantly O +more O +NH3 O +than O +both O +these O +groups O +( O +2 O +. O +73 O ++ O +/ O +- O +0 O +. O +29 O +mumol O +X O +min O +- O +1 O +X O +g O +- O +1 O +) O +. O + +Serodiagnosis O +of O +trypanosomiasis O +in O +dromedary O +camels O +using O +a O +card O +agglutination O +test O +set O +( O +Testryp O +CATT O +) O +. O + +Adenyl B-GENE +cyclase I-GENE +activity O +of O +gastric O +mucosa O +in O +patients O +with O +duodenal O +ulcer O +before O +and O +after O +treatment O + +Proteinuria O +- O +- O +selected O +physiopathological O +and O +clinical O +problems O + +However O +, O +subcutaneously O +administered O +pneumococci O +gave O +a O +lower O +mortality O +than O +pneumococci O +given O +intravenously O +or O +intraperitoneally O +. O + +Reaction O +of O +human O +organism O +to O +exercise O +. O + +HA O +resulted O +in O +decreased O +( O +p O +less O +than O +0 O +. O +05 O +) O +Tre O +( O +0 O +. O +4 O +degrees O +C O +) O +and O +HR O +( O +17 O +b O +X O +min O +- O +1 O +) O +, O +and O +increased O +( O +p O +less O +than O +0 O +. O +05 O +) O +Msw O +( O +16 O +g O +X O +m O +- O +2 O +X O +h O +- O +1 O +) O +during O +the O +saline O +experiments O +. O + +The O +results O +obtained O +were O +as O +follows O +: O +The O +mitral O +valve O +orifice O +area O +( O +MVA O +) O +was O +significantly O +smaller O +in O +patients O +with O +type O +III O +of O +the O +LVIT O +flow O +velocity O +pattern O +than O +in O +patients O +with O +type O +I O +( O +p O +less O +than O +0 O +. O +001 O +) O +. 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O + +Lymphocytes O +from O +all O +3 O +species O +yielded O +maximum O +responses O +with O +a O +48 O +- O +hour O +prelabel O +and O +12 O +- O +to O +- O +16 O +hour O +postlabel O +incubation O +period O +at O +41 O +C O +and O +1 O +: O +20 O +blood O +dilution O +. O + +However O +, O +there O +was O +a O +difference O +in O +the O +quality O +of O +immunity O +: O +fever O +and O +body O +weight O +loss O +were O +seen O +in O +hamsters O +vaccinated O +with O +the O +killed O +- O +toxoplasma O +vaccine O +after O +they O +were O +challenge O +exposed O +with O +T O +- O +1 O +strain O +, O +whereas O +these O +changes O +were O +rarely O +seen O +in O +hamsters O +given O +the O +live O +- O +toxoplasma O +vaccine O +and O +then O +challenge O +exposed O +with O +RH O +strain O +. O + +Alternating O +proline O +/ O +alanine O +sequence O +of O +beta B-GENE +B1 I-GENE +subunit I-GENE +originates O +from O +a O +repetitive O +DNA O +sequence O +. O + +The O +segmental O +and O +regional O +projections O +of O +the O +sciatic O +, O +tibial O +and O +common O +peroneal O +nerves O +to O +the O +substantia O +gelatinosa O +of O +the O +spinal O +cord O +in O +rats O +- O +- O +an O +experimental O +study O +by O +means O +of O +an O +acid B-GENE +phosphatase I-GENE +( O +ACP B-GENE +) O +method O +. O + +Removal O +of O +lipid O +fractions O +of O +plant O +extractions O +with O +hexane O +is O +recommended O +to O +avoid O +damage O +to O +the O +HPLC O +column O +. O + +In O +the O +Arithmetic O +subtest O +one O +of O +the O +items O +would O +not O +meet O +the O +difficulty O +grading O +shown O +while O +the O +last O +two O +items O +offer O +very O +little O +possibility O +of O +success O +for O +all O +subjects O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +The O +toxicological O +evaluation O +of O +chlorofluorocarbon O +22 O +( O +CFC O +22 O +) O +. O + +All O +patients O +were O +evaluable O +for O +toxicity O +and O +9 O +for O +response O +. O + +Methods O +of O +clinical O +and O +experimental O +algesimetry O +are O +described O +that O +have O +been O +used O +to O +evaluate O +effects O +of O +peripherally O +and O +centrally O +acting O +analgesics O +. O + +We O +propose O +that O +the O +ambiguous O +discrimination O +required O +a O +greater O +time O +for O +simulus O +evaluation O +and O +that O +this O +was O +reflected O +in O +the O +delayed O +P3 O +latencies O +. O + +Ammonia O +concentration O +dropped O +significantly O +in O +all O +treatments O +, O +a O +finding O +which O +suggests O +a O +protective O +effect O +on O +protein O +nitrogen O +degradation O +to O +non O +- O +protein O +nitrogen O +( O +NH3 O +) O +. O + +In O +this O +respect O +C B-GENE +reactive I-GENE +protein I-GENE +concentrations O +are O +superior O +to O +white O +cell O +count O +, O +erythrocyte O +sedimentation O +rate O +, O +and O +temperature O +and O +the O +concentrations O +of O +antiproteases O +. O + +Human B-GENE +thyroid I-GENE +stimulator I-GENE +( O +HTS B-GENE +) O +in O +thyroid O +diseases O + +We O +conclude O +that O +administration O +of O +the O +calcium O +antagonist O +Verapamil O +is O +of O +no O +additional O +value O +in O +tocolytic O +treatment O +with O +beta O +- O +mimetics O +. O + +Effects O +of O +ketamine O +on O +the O +circulatory O +functions O +and O +body O +tissue O +oxygenation O +in O +dogs O +under O +normal O +and O +hypovolemic O +conditions O +. O + +Besides O +, O +it O +was O +considered O +that O +the O +NPF O +was O +a O +useful O +tool O +for O +activation O +of O +velopharyngeal O +activity O +by O +way O +of O +visual O +feed O +- O +back O +control O +. O + +To O +evaluate O +the O +comparative O +safety O +of O +U O +- O +P O +and O +D O +& O +E O +, O +we O +analyzed O +2 O +, O +805 O +U O +- O +P O +and O +9 O +, O +572 O +D O +& O +E O +abortions O +at O +13 O +to O +24 O +menstrual O +weeks O +' O +gestation O +. O + +Three O +radiologists O +without O +knowledge O +of O +patients O +' O +data O +and O +treatment O +analyzed O +30 O +angiograms O +with O +and O +30 O +examinations O +without O +PGF O +. O + +In O +a O +man O +with O +myelomonocytic O +leukemia O +, O +the O +association O +of O +increased O +prostatic B-GENE +acid I-GENE +phosphatase I-GENE +activity O +in O +serum O +and O +the O +presence O +of O +typical O +bone O +lesions O +on O +roentgenography O +suggested O +the O +existence O +of O +disseminated O +prostatic O +carcinoma O +. O + +An O +experimental O +long O +- O +term O +study O +. O + +No O +anisotropism O +was O +recorded O +in O +a O +tetrahydrofuran O +solution O +. O + +The O +calculated O +values O +of O +lambda O +tb O +at O +37 O +degrees O +C O +and O +50 O +per O +cent O +haematocrit O +were O +0 O +. O +650 O +for O +the O +pulp O +, O +0 O +. O +674 O +for O +the O +tongue O +, O +0 O +. O +828 O +for O +the O +submandibular O +gland O +and O +0 O +. O +881 O +for O +the O +gingiva O +of O +the O +dog O +. O +lambda O +cp O +increased O +and O +lambda O +tp O +decreased O +as O +the O +temperature O +was O +reduced O +from O +37 O +to O +4 O +degrees O +C O +. O + +As O +pleural O +thickening O +is O +seen O +commonly O +in O +asbestosis O +and O +may O +influence O +lung O +volumes O +and O +the O +ratio O +of O +transfer B-GENE +factor I-GENE +to O +effective O +alveolar O +volume O +, O +the O +results O +of O +these O +measurements O +were O +compared O +only O +in O +the O +cases O +showing O +absent O +or O +minimal O +pleural O +thickening O +. O + +The O +invasive O +pattern O +of O +squamous O +cell O +carcinoma O +in O +the O +mandibular O +gingiva O + +Azygos O +vein O +abutting O +the O +posterior O +wall O +of O +the O +right O +main O +and O +upper O +lobe O +bronchi O +: O +a O +normal O +CT O +variant O +. O + +However O +, O +the O +history O +of O +acute O +severe O +complications O +from O +otitis O +media O +revealed O +a O +higher O +frequency O +in O +those O +individuals O +with O +alpha B-GENE +1 I-GENE +- I-GENE +antitrypsin I-GENE +deficiency O +as O +compared O +to O +normals O +. O + +All O +other O +changes O +at O +the O +3 O +- O +, O +5 O +- O +, O +and O +6 O +- O +positions O +, O +as O +well O +as O +the O +replacement O +of O +the O +phenyl O +group O +at O +position O +2 O +, O +caused O +a O +marked O +decrease O +of O +activity O +. O + +Limb O +allografts O +in O +rats O +immunosuppressed O +with O +cyclosporin O +A O +. O + +The O +method O +involved O +deproteinizing O +samples O +with O +two O +volumes O +of O +acetonitrile O +followed O +by O +injection O +of O +5 O +microliters O +of O +deproteinized O +supernatant O +onto O +a O +C18 O +reversed O +- O +phase O +column O +. O + +Refractory O +periods O +of O +the O +AV O +junction O +were O +altered O +in O +a O +comparable O +fashion O +to O +conduction O +through O +the O +AV O +node O +. O + +This O +paper O +brings O +together O +data O +, O +obtained O +from O +a O +variety O +of O +sources O +, O +on O +the O +extent O +of O +prescription O +and O +use O +of O +psychotropic O +drugs O +in O +the O +late O +1960s O +and O +early O +1970s O +. O + +Sixteen O +patients O +were O +studied O +within O +24 O +hours O +of O +resuscitation O +and O +all O +showed O +depressed O +right O +ventricular O +ejection O +( O +RVEF O +) O +and O +/ O +or O +an O +increased O +end O +- O +diastolic O +volume O +( O +RVEDVI O +) O +. O + +During O +a O +single O +LAD O +occlusion O +lasting O +35 O +minutes O +( O +series O +I O +, O +n O += O +10 O +) O +9 O +microns O +TMs O +were O +infused O +immediately O +and O +30 O +minutes O +after O +ligation O +, O +15 O +microns O +TMs O +being O +infused O +after O +15 O +- O +20 O +minutes O +. O + +The O +population O +of O +between O +75 O +, O +000 O +and O +100 O +, O +000 O +was O +largely O +unstable O +, O +and O +cost O +per O +capita O +was O +$ O +0 O +. O +95 O +to O +$ O +1 O +. O +21 O +. O + +HL O +02 O +type O +oculomotor O +stimulator O +. O + +Four O +patients O +( O +group O +1 O +) O +had O +type O +I O +basement O +membrane O +nephropathy O +, O +characterized O +by O +marked O +thickening O +and O +lamellation O +of O +the O +basement O +membrane O +in O +a O +pattern O +resembling O +that O +of O +Alport O +' O +s O +syndrome O +. O + +Brain O +pH O +following O +3 O +h O +of O +cerebral O +focal O +ischemia O +changed O +from O +a O +normal O +value O +of O +7 O +. O +0 O +to O +6 O +. O +5 O +and O +6 O +. O +2 O +in O +animals O +studied O +under O +barbiturate O +and O +halothane O +anesthesia O +, O +respectively O +. O + +Our O +results O +demonstrate O +the O +importance O +of O +phosphate O +and O +calcium O +in O +influencing O +the O +secretion O +of O +PTH B-GENE +and O +CT B-GENE +in O +uremia O +. O + +Thin O +- O +layer O +chromatographic O +methods O +were O +up O +- O +dated O +for O +pharmacokinetic O +studies O +of O +imipramine O +in O +plasma O +and O +urine O +. O + +Increasing O +the O +cut O +- O +off O +point O +to O +3 O +positive O +responses O +decreased O +the O +sensitivity O +to O +81 O +% O +and O +increased O +the O +specificity O +to O +94 O +% O +. O + +After O +clofelin O +administration O +the O +autoregulation O +borders O +shifted O +to O +the O +right O +i O +. O +e O +. O +towards O +higher O +AP O +levels O +. O + +This O +phenomenon O +may O +be O +regarded O +as O +a O +variant O +of O +selective O +individual O +cell O +death O +, O +currently O +referred O +to O +as O +apoptosis O +, O +which O +has O +not O +been O +previously O +reported O +in O +a O +case O +of O +embryonal O +rhabdomyosarcoma O +. O + +A O +combined O +series O +of O +patients O +experienced O +a O +TOL O +after O +two O +or O +more O +previous O +cesarean O +deliveries O +; O +the O +rate O +of O +vaginal O +delivery O +was O +66 O +% O +, O +and O +there O +was O +virtually O +no O +morbidity O +. O + +Nursing O +home O +discharges O +in O +clinical O +practice O +. O + +The O +carcinogen O +bioassay O +therefore O +is O +a O +very O +important O +component O +of O +the O +battery O +of O +toxicological O +tests O +used O +in O +hazard O +evaluation O +. O + +Harmful O +effects O +in O +animals O +and O +man O +may O +result O +from O +both O +deficient O +or O +excessive O +amounts O +of O +intake O +. O + +Angionephroscintigraphy O +in O +the O +diagnosis O +of O +diseases O +of O +the O +kidney O + +The O +analysis O +of O +the O +structure O +of O +the O +sleep O +period O +as O +a O +whole O +reveals O +that O +with O +increasing O +of O +the O +age O +the O +delta O +- O +wave O +stage O +( O +DS O +) O +of O +the O +QS O +( O +determined O +by O +defined O +polygraphic O +parameters O +) O +increases O +, O +while O +the O +paradoxical O +phase O +of O +sleep O +( O +PS O +) O +decreases O +, O +this O +change O +being O +more O +pronounced O +during O +the O +first O +six O +months O +than O +during O +the O +second O +ones O +of O +the O +first O +year O +of O +the O +life O +. O + +[ O +82Br O +] O +MISO O +was O +prepared O +by O +irradiating O +samples O +of O +Br O +- O +MISO O +in O +a O +SLOWPOKE O +reactor O +for O +2 O +h O +at O +a O +thermal O +neutron O +flux O +of O +10 O +( O +12 O +) O +n O +cm O +- O +2 O +s O +- O +1 O +. O + +Morphofunctional O +status O +of O +the O +formed O +elements O +of O +the O +blood O +in O +rats O +subjected O +to O +different O +variants O +of O +combined O +and O +isolated O +exposure O +to O +BR O +- O +1 O +benzene O + +The O +liver O +in O +the O +severely O +ill O + +In O +a O +randomized O +study O +on O +150 O +patients O +( O +ASA O +1 O +) O +undergoing O +induction O +of O +anaesthesia O +, O +the O +effects O +of O +Fentanyl O +( O +0 O +. O +1 O +mg O +) O +, O +the O +combination O +of O +Fentanyl O +( O +0 O +. O +1 O +mg O +) O +and O +Droperidol O +( O +5 O +mg O +) O +( O +Innovar O +, O +Thalamonal O +) O +and O +Atropine O +( O +0 O +. O +01 O +mg O +/ O +kg O +b O +. O +w O +. O +) O +alone O +on O +cardiocirculatory O +parameters O +were O +studied O +. O + +These O +results O +confirming O +the O +high O +validity O +of O +NOM O +inhibiting O +test O +in O +the O +diagnosis O +of O +tumoural O +hyperprolactinemic O +states O +, O +reveal O +contradictory O +responses O +to O +CD O +/ O +LD O +, O +LD O +and O +DOM O +, O +with O +sustain O +the O +existence O +of O +2 O +sub O +- O +group O +of O +Prolactinomas O +: O +with O +or O +without O +a O +maintained O +DA O +central O +tonus O +supporting O +the O +possibility O +of O +different O +etiopathogenetical O +factors O +in O +inducing O +a O +tumoural O +hyperprolactinemic O +states O +. O + +Low O +NA O +and O +A O +may O +participate O +in O +lowering O +the O +plasma B-GENE +renin I-GENE +activity O +which O +in O +PA O +in O +suppressed O +, O +sometimes O +disproportionately O +to O +the O +actual O +body O +sodium O +content O +. O + +Amikacin O +concentrations O +in O +serum O +and O +blister O +fluid O +in O +healthy O +volunteers O +and O +in O +patients O +with O +renal O +impairment O +. O + +The O +subgroup O +innervating O +the O +medial O +rectus O +lies O +exclusively O +along O +the O +medial O +face O +of O +the O +oculomotor O +nucleus O +, O +with O +no O +aberrant O +neurons O +in O +the O +medial O +longitudinal O +fasciculus O +, O +as O +have O +been O +found O +in O +other O +mammals O +. O + +Hepatitis O +B O +vaccination O +strategy O +for O +health O +- O +care O +workers O +in O +a O +country O +of O +intermediate O +hepatitis O +B O +endemicity O +. O + +An O +intravenous O +drip O +infusion O +of O +AMK O +in O +adequate O +dosage O +would O +be O +beneficial O +to O +use O +against O +some O +infectious O +diseases O +of O +otorhinolaryngologic O +field O +. O + +Out O +of O +these O +families O +74 O +, O +3 O +% O +planned O +next O +pregnancy O +( O +table O +IX O +) O +, O +57 O +, O +6 O +% O +wanted O +to O +have O +prenatal O +diagnosis O +( O +table O +VI O +) O +. O + +The O +authors O +have O +tested O +the O +interference O +of O +the O +hemoglobin B-GENE +by O +two O +routine O +methods O +( O +Berthelot O +classic O +and O +Berthelot O +modified O +) O +for O +the O +determination O +of O +plasmatic O +urea O +. O + +Parkinsonian O +patients O +had O +a O +significantly O +lower O +prevalence O +of O +alcohol O +use O +. O + +These O +cells O +averaged O +17 O +microns O +in O +diameter O +and O +reproduced O +by O +fission O +, O +forming O +clusters O +of O +two O +or O +four O +daughter O +cells O +. O + +Female O +but O +not O +male O +mortalities O +were O +significantly O +higher O +for O +cake O +- O +fed O +rats O +than O +for O +those O +fed O +diet O +41B O +. O + +Urinary B-GENE +N I-GENE +- I-GENE +acetylglucosaminidase I-GENE +activity O +per O +mg O +creatinine O +did O +not O +differ O +significantly O +between O +groups O +. O + +The O +associations O +between O +sex B-GENE +- I-GENE +hormone I-GENE +- I-GENE +binding I-GENE +globulin I-GENE +capacity O +( O +SHBG B-GENE +) O +, O +age O +, O +body O +mass O +index O +( O +BMI O +) O +, O +and O +physical O +fitness O +have O +been O +studied O +in O +34 O +men O +and O +36 O +women O +. O + +Dipetalonema O +( O +Alafilaria O +) O +hydrochoerus O +subgen O +. O +et O +sp O +. O +n O +. O + +After O +1 O +. O +5 O +years O +of O +such O +photoperiodic O +control O +, O +all O +ewes O +were O +blinded O +by O +bilateral O +orbital O +enucleation O +. O + +The O +concentrations O +of O +C4 B-GENE +and O +C1 B-GENE +- I-GENE +INH I-GENE +increased O +with O +advancing O +stage O +of O +disease O +and O +were O +above O +normal O +mean O +values O +in O +all O +stages O +. O + +Less O +antibacterial O +activity O +was O +shown O +toward O +the O +Gram O +- O +negative O +bacilli O +, O +i O +. O +e O +. O +, O +Pseudomonas O +, O +Klebsiella O +- O +Enterobacter O +, O +Shigella O +, O +Escherichia O +coli O +, O +Serratia O +marcescens O +and O +Proteus O +. O + +The O +mucosal O +defence O +capacity O +against O +proteolytic O +leukocyte O +enzymes O +. O + +The O +apparatus O +consists O +of O +an O +Am O +- O +241 O +exciting O +source O +( O +300 O +mCi O +) O +and O +pure O +Ge O +detector O +( O +50 O +mm2 O +X O +5 O +mm O +) O +for O +measuring O +K O +alpha O +fluorescent O +x O +- O +rays O +( O +28 O +. O +3 O +and O +28 O +. O +6 O +KeV O +) O +emitted O +from O +exited O +iodine O +. O + +Ultrastructural O +studies O +of O +retinopathy O +of O +premature O +infants O + +The O +range O +of O +serum O +concentrations O +, O +mean O +values O +, O +median O +values O +, O +and O +standard O +deviations O +for O +each O +analyte O +are O +reported O +for O +males O +and O +females O +and O +for O +three O +age O +groups O +( O +25 O +- O +44 O +, O +45 O +- O +59 O +, O +60 O +- O +70 O +) O +. O + +The O +effects O +of O +antithrombotic O +drugs O +in O +patients O +with O +left O +ventricular O +thrombi O +: O +assessment O +with O +indium O +- O +111 O +platelet O +imaging O +and O +two O +- O +dimensional O +echocardiography O +. O + +A O +stable O +interface O +depends O +on O +overall O +stress O +and O +microstress O +distribution O +on O +the O +bone O +, O +particularly O +trabecular O +bone O +. O + +Plasma O +NE O +was O +also O +low O +in O +the O +anephric O +group O +( O +289 O +mg O +/ O +liter O ++ O +/ O +- O +126 O +( O +1 O +SD O +) O +vs O +612 O ++ O +/ O +- O +189 O +, O +P O += O +0 O +. O +033 O +, O +resting O +) O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +10 O +long O +- O +term O +hemodialysis O +patients O +had O +immediate O +and O +redistribution O +thallium O +- O +201 O +myocardial O +imaging O +performed O +after O +a O +course O +of O +hemodialysis O +. O + +The O +Prolactin B-GENE +levels O +were O +within O +the O +physiological O +norms O +; O +the O +responses O +to O +TRH B-GENE +were O +normal O +, O +and O +elevated O +only O +in O +a O +few O +cases O +. O + +Despite O +total O +tumor O +resection O +, O +multiple O +intraperitoneal O +tumor O +nodules O +of O +varying O +sizes O +were O +found O +and O +resected O +six O +months O +and O +one O +year O +later O +. O + +Private O +hospital O +accreditation O +. O + +Antithrombin B-GENE +III I-GENE +in O +hip O +surgery O + +In O +14 O +of O +21 O +infant O +hearts O +( O +66 O +% O +) O +with O +aortic O +arch O +interruption O +between O +the O +left O +common O +carotid O +and O +left O +subclavian O +arteries O +( O +type O +B O +of O +Celoria O +and O +Patton O +) O +, O +the O +right O +subclavian O +artery O +( O +SA O +) O +arose O +anomalously O +. O + +We O +suggest O +that O +sensitivity O +to O +photoperiod O +in O +pallid O +bats O +, O +as O +in O +several O +other O +mammals O +, O +is O +mediated O +by O +the O +pineal O +gland O +. O + +Absorption O +was O +rapid O +, O +with O +a O +mean O +time O +to O +peak O +of O +39 O +min O +. O + +Additionally O +, O +observations O +that O +patients O +with O +mitral O +versus O +aortic O +regurgitation O +respond O +differently O +to O +valve O +replacement O +suggest O +that O +differences O +exist O +preoperatively O +between O +these O +two O +types O +of O +volume O +overload O +. O + +A O +case O +of O +manifest O +latent O +nystagmus O +of O +late O +onset O +in O +a O +13 O +- O +year O +- O +old O +girl O +is O +reported O +. O + +Within O +the O +compartment O +or O +dimension O +of O +severity O +of O +depression O +a O +subscale O +of O +the O +Hamilton O +Depression O +Scale O +( O +or O +the O +Melancholia O +Scale O +) O +was O +shown O +to O +have O +reached O +an O +instrumental O +perfection O +, O +e O +. O +g O +. O +as O +an O +outcome O +measure O +of O +antidepressant O +treatment O +. 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O + +Morphine O +injected O +into O +the O +lateral O +ventricle O +of O +the O +rat O +produced O +unilateral O +analgesia O +in O +the O +formalin O +test O +, O +which O +involves O +continuous O +, O +moderate O +pain O +. O + +The O +maps O +of O +Case O +2 O +showed O +that O +a O +maximum O +first O +appeared O +on O +the O +upper O +right O +back O +and O +then O +moved O +down O +the O +right O +side O +of O +the O +posterior O +thorax O +. O + +Urinary O +urate O +excretion O +, O +urate O +clearance O +, O +and O +fractional O +excretion O +of O +urate O +all O +increased O +significantly O +during O +water O +immersion O +, O +and O +decreased O +in O +the O +hour O +following O +water O +immersion O +. O + +Mutations O +in O +seven O +other O +lts B-GENE +genes I-GENE +do O +not O +result O +in O +the O +mak B-GENE +- I-GENE +phenotype I-GENE +. 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O + +Single O +tooth O +replacement O +with O +the O +aid O +of O +the O +ITI O +( O +International O +Team O +fur O +Implantologie O +) O +type O +F O +hollow O +- O +cylinder O +implant O + +The O +13 O +, O +14 O +- O +dihydro O +- O +15 O +- O +keto O +- O +metabolites O +of O +PGE2 O +and O +PGF2 O +alpha O +had O +no O +statistically O +significant O +antiarrhythmic O +effect O +. O + +Nucleotide O +sequence O +of O +DNA O +controlling O +expression O +of O +genes O +for O +maltosaccharide O +utilization O +in O +Streptococcus O +pneumoniae O +. O + +Colorimetric O +determination O +of O +urinary O +iron O +, O +chelated O +with O +deferoxamine O +B O +, O +using O +a O +single O +reagent O + +Measurements O +of O +perfusion O +also O +showed O +significantly O +higher O +values O +under O +active O +therapy O +. 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O + +The O +same O +response O +occurs O +whether O +acrylamide O +is O +given O +immediately O +after O +nerve O +ligation O +or O +1 O +week O +later O +. O + +The O +operation O +recommended O +is O +excision O +of O +3 O +mm O +of O +central O +slip O +followed O +by O +end O +- O +to O +- O +end O +repair O +of O +the O +tendon O +. O + +In O +the O +unclipped O +group O +arterial O +pressure O +decreased O +50 O +mmHg O +to O +normal O +by O +24 O +h O +and O +was O +associated O +with O +increased O +diuresis O +and O +a O +small O +decrease O +in O +blood O +volume O +( O +9 O +. O +8 O +% O +) O +. 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O + +In O +addition O +to O +the O +nine O +and O +51 O +terminal O +amino O +acid O +forms O +already O +known O +, O +we O +identified O +a O +third O +with O +43 O +terminal O +amino O +acids O +predicted O +to O +encode O +a O +novel O +RET B-GENE +protein I-GENE +isoform I-GENE +. O + +Both O +classes O +of O +MHBst B-GENE +proteins I-GENE +were O +found O +to O +form O +dimers O +; O +an O +which O +is O +involved O +in O +mediating O +the O +dimerization O +. O + +She O +had O +been O +receiving O +MTX O +7 O +. O +5 O +mg O +/ O +week O +for O +2 O +. O +5 O +months O +because O +of O +her O +vasculitis O +symptoms O +. O + +Analysis O +of O +the O +sequence O +identified O +four O +open O +reading O +frames O +( O +ORFs O +) O +which O +are O +designated O +UL1 B-GENE +, O +UL2 B-GENE +, O +UL3 B-GENE +, O +and O +UL3 B-GENE +. I-GENE +5 I-GENE +based O +on O +their O +homology O +with O +proteins O +of O +herpes O +simplex O +virus O +- O +1 O +( O +HSV O +- O +1 O +) O +, O +pseudorabies O +virus O +( O +PRV O +) O +, O +equine O +herpesvirus O +- O +1 O +, O +and O +varicella O +- O +zoster O +virus O +. O + +These O +HPV16 O +E6 B-GENE +/ O +E7 B-GENE +cDNAs O +were O +cloned O +under O +the O +SV40 B-GENE +enhancer I-GENE +/ I-GENE +promoter I-GENE +and O +the O +MMTV B-GENE +LTR I-GENE +to O +examine O +the O +activities O +of O +ras B-GENE +- O +collaborative O +transformation O +and O +induction O +of O +cellular O +DNA O +synthesis O +, O +both O +of O +which O +depend O +on O +the O +E7 B-GENE +gene I-GENE +product O +. O + +Correlation O +coefficients O +between O +the O +reference O +methods O +and O +NIT O +were O +> O +or O += O +0 O +. O +95 O +for O +water O +, O +fat O +, O +crude O +protein O +and O +connective O +- O +tissue O +- O +protein O +frei O +meat O +protein O +, O +and O +> O +or O += O +0 O +. O +86 O +for O +connective O +- O +tissue O +- O +protein O +. O + +The O +translation O +products O +of O +both O +clones O +are O +highly O +homologous O +to O +APS1 B-GENE +( O +66 O +and O +86 O +% O +identity O +, O +respectively O +) O +over O +their O +entire O +lengths O +, O +including O +amino O +terminal O +sequences O +resembling O +transit O +peptides O +for O +plastid O +localization O +. O + +The O +serum O +levels O +of O +IgE B-GENE +, O +and O +asIgE B-GENE +and O +IgG B-GENE +- I-GENE +4 I-GENE +against O +14 O +common O +food O +allergens O +were O +determined O +. O + +Two O +experiments O +investigating O +the O +effects O +of O +short O +- O +term O +spaceflight O +on O +cancellous O +bone O +turnover O +were O +carried O +out O +: O +Physiological O +Systems O +Experiment O +- O +1 O +( O +PSE O +- O +1 O +) O +( O +a O +4 O +- O +d O +orbital O +spaceflight O +) O +and O +PSE O +- O +2 O +( O +a O +10 O +- O +d O +flight O +) O +. O + +Functional O +analysis O +of O +aryl B-GENE +hydrocarbon I-GENE +receptor I-GENE +nuclear I-GENE +translocator I-GENE +interactions O +with O +aryl B-GENE +hydrocarbon I-GENE +receptor I-GENE +in O +the O +yeast O +two O +- O +hybrid O +system O +. O + +Histopathologic O +observations O +showed O +that O +both O +somatostatin B-GENE +and O +triamcinolone O +acetonide O +reduced O +the O +inflammatory O +signs O +in O +the O +joint O +structures O +, O +although O +triamcinolone O +acetonide O +appeared O +to O +be O +more O +effective O +. O + +An O +approach O +to O +a O +biomathematical O +model O +of O +lymphocytopoiesis O +. O + +The O +influenza O +virus O +NS1 B-GENE +protein O +is O +a O +unique O +posttranscriptional O +regulator O +that O +has O +two O +activities O +: O +inhibition O +of O +the O +nuclear O +export O +of O +poly O +A O +- O +containing O +mRNAs O +and O +inhibition O +of O +pre O +- O +mRNA O +splicing O +. O + +These O +are O +two O +regions O +of O +known O +conserved O +synteny O +, O +providing O +further O +evidence O +that O +the O +human B-GENE +STEP I-GENE +is O +a O +true O +homolog O +of O +the O +murine B-GENE +STEP I-GENE +gene I-GENE +. O + +Molecular O +cloning O +of O +the O +human O +homolog O +of O +a O +striatum B-GENE +- I-GENE +enriched I-GENE +phosphatase I-GENE +( B-GENE +STEP I-GENE +) I-GENE +gene I-GENE +and O +chromosomal O +mapping O +of O +the O +human O +and O +murine O +loci O +. O + +Carbonic B-GENE +anhydrase I-GENE +V I-GENE +( O +CA B-GENE +V I-GENE +) O +is O +expressed O +in O +mitochondrial O +matrix O +in O +liver O +and O +several O +other O +tissues O +. O + +Vitamin O +D3 O +plus O +nicotine O +treatment O +produced O +parallel O +increases O +in O +cardiac O +mass O +and O +elastic O +modulus O +, O +with O +a O +significant O +correlation O +between O +the O +two O +. O + +The O +latter O +domain O +appears O +to O +be O +involved O +in O +targeting O +Num1p B-GENE +to O +the O +mother O +cell O +cortex O +. O + +This O +finding O +is O +consistent O +with O +the O +notion O +that O +the O +dsRNA O +binding O +domains O +may O +be O +composed O +of O +two O +separate O +functional O +subdomains O +. O + +Preferential O +heterodimeric O +parallel O +coiled O +- O +coil O +formation O +by O +synthetic B-GENE +Max I-GENE +and O +c B-GENE +- I-GENE +Myc I-GENE +leucine I-GENE +zippers I-GENE +: O +a O +description O +of O +putative O +electrostatic O +interactions O +responsible O +for O +the O +specificity O +of O +heterodimerization O +. O + +Comparison O +to O +other O +coxI B-GENE +genes I-GENE +revealed O +a O +966 O +- O +bp O +group O +I O +intron O +, O +which O +, O +based O +on O +homology O +with O +the O +related O +yeast B-GENE +coxI I-GENE +intron I-GENE +aI4 I-GENE +, O +potentially O +encodes O +a O +279 O +- O +amino O +- O +acid O +site O +- O +specific O +DNA B-GENE +endonuclease I-GENE +. O + +We O +studied O +the O +GR B-GENE +in O +DMS O +- O +79 O +cells O +derived O +from O +a O +human O +ACTH B-GENE +- O +secreting O +small O +cell O +lung O +cancer O +. O + +This O +study O +analyzed O +whether O +the O +localization O +of O +an O +accessory O +pathway O +could O +be O +predicted O +by O +using O +the O +polarity O +of O +the O +QRS O +complex O +during O +sinus O +rhythm O +on O +the O +surface O +ECG O +, O +instead O +of O +the O +delta O +wave O +polarity O +as O +used O +in O +many O +reports O +. O + +The O +promoter O +mutation O +is O +complemented O +in O +trans O +by O +E1A B-GENE +products O +of O +the O +heterologous O +helper O +adenovirus O +type O +5 O +( O +Ad5 O +) O +. O + +Thus O +, O +as O +expected O +, O +trans O +- O +splicing O +depends O +on O +the O +integrity O +of O +U2 B-GENE +, O +U4 B-GENE +, O +and O +U6 B-GENE +snRNAs I-GENE +. O + +Treatment O +of O +PCC4 O +. O +aza1R O +cells O +with O +an O +RAR B-GENE +- O +selective O +agonist O +also O +repressed O +the O +expression O +of O +EC B-GENE +- I-GENE +1 I-GENE +mRNA I-GENE +while O +treatment O +with O +an O +RXR B-GENE +- O +selective O +agonist O +reduced O +EC B-GENE +- I-GENE +1 I-GENE +expression O +slightly O +. O + +Shift O +- O +down O +experiments O +indicated O +that O +the O +10 O +( O +4 O +) O +- O +to O +10 O +( O +5 O +) O +- O +fold O +reduction O +in O +virus O +yield O +at O +the O +nonpermissive O +temperature O +was O +due O +to O +the O +disfunction O +of O +alpha B-GENE +TIF I-GENE +late O +in O +infection O +, O +presumably O +in O +virion O +maturation O +. O + +These O +results O +demonstrate O +that O +tip B-GENE +acts O +at O +an O +early O +stage O +of O +the O +T O +- O +cell O +signal O +transduction O +cascade O +by O +associating O +with O +Lck B-GENE +and O +downregulating O +Lck O +- O +mediated O +activation O +. O + +Human B-GENE +immunodeficiency I-GENE +virus I-GENE +type I-GENE +1 I-GENE +Vpr I-GENE +is O +a O +virion O +- O +associated O +, O +regulatory O +protein O +that O +is O +required O +for O +efficient O +viral O +replication O +in O +monocytes O +/ O +macrophages O +. O + +Here O +we O +examine O +the O +potential O +for O +VP16 B-GENE +protein O +- O +protein O +interactions O +specific O +to O +virus O +- O +infected O +cells O +and O +show O +that O +VP16 B-GENE +copurifies O +in O +a O +highly O +enriched O +fraction O +with O +a O +single O +major O +polypeptide O +which O +we O +identify O +as O +the O +virus O +- O +encoded O +structural O +protein O +VP22 B-GENE +. O + +Thus O +, O +transcriptional O +regulation O +, O +splicing O +, O +kinase O +interaction O +sites O +, O +and O +tyrosine O +phosphorylation O +of O +the O +LMP2A B-GENE +homologs I-GENE +have O +been O +conserved O +despite O +significant O +sequences O +heterogeneity O +in O +the O +preterminal O +repeat O +regions O +of O +these O +human O +and O +nonhuman O +primate O +EBVs O +. O + +Results O +of O +the O +ECAT O +Angina O +Pectoris O +Study O +Group O +. O + +Therefore O +, O +a O +prospective O +Phase O +II O +trial O +was O +conducted O +to O +determine O +the O +safety O +and O +efficacy O +of O +cryosurgery O +following O +radiation O +therapy O +in O +men O +with O +local O +recurrence O +. O + +These O +motifs O +include O +a O +Chi O +motif O +and O +a O +Chi O +- O +like O +element O +previously O +found O +in O +the O +recombination O +hotspot O +region O +of O +the O +Bcl B-GENE +- I-GENE +2 I-GENE +proto I-GENE +- I-GENE +oncogene I-GENE +and O +close O +to O +chromosomal O +breakpoints O +in O +T O +- O +ALL O +lines O +. O + +Common O +history O +and O +prospects O +in O +surgical O +gynecology O +of O +the O +Charite O +and O +the O +Vienna O +University O +Clinic O + +In O +contrast O +with O +the O +previously O +reported O +HMGR1 B-GENE +mRNA I-GENE +( O +HMGR1S B-GENE +mRNA I-GENE +) O +, O +which O +is O +detected O +at O +high O +levels O +in O +all O +tissues O +of O +the O +plant O +, O +HMGR1L B-GENE +mRNA I-GENE +is O +present O +at O +relatively O +low O +levels O +and O +its O +expression O +is O +restricted O +mostly O +to O +seedlings O +, O +roots O +and O +inflorescences O +. O + +However O +, O +the O +requirement O +of O +rev3 B-GENE +for O +the O +production O +of O +G O +. O +C O +- O +- O +> O +T O +. O +A O +transversions O +by O +the O +rad18 B-GENE +mutator I-GENE +, O +which O +induces O +only O +these O +substitutions O +, O +was O +similar O +to O +that O +for O +rad6 B-GENE +- O +mediated O +G O +. O +C O +- O +- O +> O +T O +. O +A O +transversion O +. O + +The O +second O +mutation O +present O +in O +the O +original O +mutant O +proved O +to O +be O +an O +allele O +of O +a O +known O +gene O +, O +PBS2 B-GENE +, O +which O +encodes O +a O +putative O +protein O +kinase O +that O +functions O +in O +the O +high O +osmolarity O +stress O +pathway O +. O + +In O +adult O +tissues O +, O +it O +was O +less O +restricted O +, O +indicating O +that O +RAFTK B-GENE +expression O +is O +developmentally O +up O +- O +regulated O +. O + +As O +hGM B-GENE +- I-GENE +CSF I-GENE +receptor I-GENE +( O +hGMR B-GENE +) O +does O +not O +contain O +a O +consensus O +sequence O +for O +binding O +of O +PI B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +, O +hGMR B-GENE +must O +use O +a O +distinct O +mechanism O +for O +its O +association O +with O +and O +activation O +of O +PI B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +. O + +J O +. O + +The O +identity O +between O +hnRNPs B-GENE +H I-GENE +and O +H B-GENE +' I-GENE +is O +96 O +% O +, O +between O +H B-GENE +and O +F B-GENE +78 O +% O +, O +and O +between O +H B-GENE +' I-GENE +and O +F B-GENE +75 O +% O +, O +respectively O +. O + +In O +the O +present O +study O +, O +we O +transiently O +expressed O +in O +primary O +cultures O +of O +rat O +hepatocytes O +plasmids O +consisting O +of O +CYP3A1 B-GENE +5 I-GENE +' I-GENE +- I-GENE +flanking I-GENE +sequences I-GENE +fused O +to O +a O +chloramphenicol B-GENE +acetyltransferase I-GENE +reporter I-GENE +plasmid O +. O + +We O +show O +that O +stimulation O +of O +resting O +splenic O +B O +cells O +with O +CD40L B-GENE +- O +expressing O +Sf9 O +cells O +induces O +germ O +- O +line O +gamma O +1 O +and O +epsilon O +transcripts O +independently O +of O +cytokines O +. O + +At O +the O +time O +of O +the O +13 O +latest O +BPVs O +, O +age O +ranged O +from O +three O +days O +to O +13 O +. O +1 O +years O +( O +mean O +5 O +. O +7 O ++ O +/ O +- O +SD O +4 O +. O +8 O +years O +) O +. O + +A O +tobacco O +homologue O +( O +trolC B-GENE +) O +of O +the O +rolC B-GENE +gene I-GENE +of I-GENE +the I-GENE +Agrobacterium I-GENE +rhizogenes I-GENE +Ri I-GENE +- I-GENE +plasmid I-GENE +was O +cloned O +and O +sequenced O +from O +Nicotiana O +tabacum O +L O +. O +cv O +. O + +High O +ADR1 B-GENE +gene I-GENE +dosage O +increased O +the O +transcription O +of O +genes O +encoding O +peroxisomal O +proteins O +as O +compared O +to O +one O +copy O +of O +the O +ADR1 B-GENE +gene I-GENE +. O + +Of O +the O +three O +known O +C B-GENE +/ I-GENE +EBP I-GENE +family I-GENE +inhibitors O +, O +Ig B-GENE +/ I-GENE +EBP I-GENE +, O +LIP B-GENE +and O +CHOP B-GENE +- I-GENE +10 I-GENE +, O +only O +Ig B-GENE +/ I-GENE +EBP I-GENE +is O +ubiquitously O +expressed O +. O + +The O +effects O +of O +a O +1 O +- O +or O +24 O +- O +hour O +pretreatment O +regimen O +with O +monophosphoryl O +lipid O +A O +( O +MLA O +, O +35 O +micrograms O +/ O +kg O +i O +. O +v O +. O +) O +on O +myocardial O +stunning O +produced O +by O +repetitive O +coronary O +occlusions O +were O +studied O +in O +barbital O +- O +anesthetized O +dogs O +. O + +A O +platelet B-GENE +- I-GENE +derived I-GENE +growth I-GENE +factor I-GENE +receptor I-GENE +( O +PDGF B-GENE +- I-GENE +R I-GENE +) O +phosphopeptide O +containing O +Tyr O +- O +857 O +does O +not O +bind O +appreciably O +to O +the O +Src B-GENE +SH2 I-GENE +domain I-GENE +, O +suggesting O +it O +is O +not O +the O +PDGF B-GENE +- I-GENE +R I-GENE +binding O +site O +for O +Src B-GENE +as O +previously O +reported O +. O + +We O +have O +also O +tested O +Src B-GENE +SH2 B-GENE +mutants O +for O +their O +binding O +properties O +and O +have O +interpreted O +our O +results O +in O +light O +of O +the O +recent O +crystal O +structure O +solution O +for O +the O +Src B-GENE +SH2 B-GENE +domain O +. O + +These O +observations O +link O +actin B-GENE +plaque O +assembly O +to O +increased O +cell O +substrate O +adhesion O +. O + +The O +early O +lethality O +of O +the O +left O +- O +sided O +resectio O +was O +0 O +% O +and O +the O +postoperative O +survival O +- O +- O +5 O +- O +10 O +months O +. O + +There O +are O +two O +immunogenic O +sites O +on O +the O +type O +A O +influenza O +A O +/ O +Japan O +/ O +57 O +( O +H2N2 O +) O +hemagglutinin B-GENE +( O +HA B-GENE +) O +that O +can O +be O +recognized O +by O +class B-GENE +I I-GENE +major I-GENE +histocompatibility I-GENE +complex I-GENE +( O +MHC B-GENE +) O +, O +H B-GENE +- I-GENE +2Kd I-GENE +- O +restricted O +cytolytic O +T O +lymphocytes O +( O +CTLs O +) O +. O + +This O +enhancer O +activates O +both O +the O +K19 B-GENE +and O +TK B-GENE +basal I-GENE +promoters I-GENE +in O +HeLa O +cells O +. 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O +99 O +, O +p O +< O +0 O +. O +01 O +) O +after O +1 O +mo O +of O +treatment O +, O +but O +this O +time O +liver O +selenium O +did O +not O +change O +with O +time O +, O +and O +the O +correlation O +remained O +highly O +significant O +throughout O +the O +investigation O +. O + +Antibodies O +affinity O +- O +purified O +using O +the O +bacterially O +expressed O +recombinant O +protein O +recognized O +the O +56K B-GENE +autoantigen I-GENE +in O +a O +HeLa O +cell O +extract O +. O +cDNA O +sequencing O +revealed O +that O +the O +56K B-GENE +cDNA I-GENE +shares O +a O +high O +degree O +of O +homology O +in O +both O +nucleotide O +( O +87 O +% O +) O +and O +amino O +acid O +sequence O +( O +92 O +. O +5 O +% O +) O +with O +bovine B-GENE +annexin I-GENE +XI I-GENE +, O +indicating O +that O +the O +56K B-GENE +cDNA I-GENE +encodes O +the O +human B-GENE +homologue I-GENE +of I-GENE +annexin I-GENE +XI I-GENE +, O +a O +member O +of O +the O +Ca B-GENE +( I-GENE +2 I-GENE ++ I-GENE +) I-GENE +- I-GENE +dependent I-GENE +phospholipid I-GENE +binding I-GENE +protein I-GENE +family I-GENE +. O + +The O +avidin B-GENE +- I-GENE +biotin I-GENE +complex I-GENE +peroxidase I-GENE +( O +ABC B-GENE +- I-GENE +P I-GENE +) O +method O +was O +used O +to O +detect O +Mycobacterium O +bovis O +, O +and O +the O +results O +were O +compared O +with O +those O +obtained O +by O +the O +Ziehl O +- O +Neelsen O +( O +ZN O +) O +technique O +. O + +Its O +role O +in O +these O +processes O +suggests O +that O +the O +function O +of O +c B-GENE +- I-GENE +Myb I-GENE +may O +be O +important O +early O +in O +the O +establishment O +of O +the O +hematopoietic O +lineage O +. O + +The O +transforming O +gene O +of O +the O +avian B-GENE +sarcoma I-GENE +virus I-GENE +CT10 I-GENE +encodes O +a O +fusion O +protein O +( O +p47gag B-GENE +- O +crk B-GENE +or O +v B-GENE +- I-GENE +Crk I-GENE +) O +containing O +viral B-GENE +Gag I-GENE +sequences I-GENE +fused O +to O +cellular O +sequences O +consisting O +primarily O +of O +Src B-GENE +homology I-GENE +regions I-GENE +2 I-GENE +and I-GENE +3 I-GENE +( O +SH2 B-GENE +and O +SH3 B-GENE +sequences I-GENE +) O +. O + +This O +specific O +methylation O +pattern O +caused O +inactivation O +of O +the O +HSV B-GENE +tk I-GENE +gene I-GENE +, O +while O +methylation O +of O +the O +cytosine O +residues O +within O +the O +nucleotide O +sequence O +from O ++ O +811 O +to O ++ O +1309 O +had O +no O +effect O +on O +HSV B-GENE +tk I-GENE +gene I-GENE +activity O +. O + +CONCLUSION O +: O +This O +study O +documents O +that O +regression O +of O +choroidal O +neovascularization O +that O +occurred O +with O +alpha B-GENE +interferon I-GENE +treatment O +was O +minimal O +. O + +Long O +- O +range O +mapping O +of O +the O +11q23 O +region O +involved O +in O +chromosome O +aberrations O +in O +human O +tumors O +by O +pulsed O +- O +field O +gel O +electrophoresis O +with O +a O +yeast O +artificial O +chromosome O +. O + +GTRE O +, O +TRE O +, O +and O +CRE O +oligonucleotides O +all O +compete O +more O +efficiently O +for O +protein O +binding O +to O +their O +labeled O +congeners O +than O +for O +protein O +binding O +to O +either O +of O +the O +other O +labeled O +oligonucleotides O +, O +suggesting O +that O +the O +GTRE O +, O +TRE O +, O +and O +CRE O +oligonucleotides O +, O +suggesting O +that O +the O +GTRE O +, O +TRE O +, O +and O +CRE O +oligonucleotides O +each O +bind O +unique O +as O +well O +as O +common O +proteins O +, O +likely O +to O +be O +members O +of O +the O +Jun B-GENE +/ O +Fos B-GENE +and O +cAMP B-GENE +- I-GENE +responsive I-GENE +element I-GENE +- I-GENE +binding I-GENE +protein I-GENE +/ O +activating B-GENE +transcription I-GENE +factors I-GENE +( O +CREB B-GENE +/ O +ATF B-GENE +) O +families O +of O +transcription O +factors O +, O +in O +chromaffin O +cells O +. O + +One O +patient O +only O +had O +any O +test O +abnormalities O +. O + +One O +antibody O +, O +mAb1C2 B-GENE +, O +and O +a O +synthetic O +peptide O +comprising O +its O +epitope O +selectively O +inhibited O +in O +vitro O +transcription O +from O +TATA O +- O +containing O +, O +but O +not O +from O +TATA O +- O +less O +promoters O +, O +irrespective O +of O +whether O +they O +were O +transcribed O +by O +Pol B-GENE +II I-GENE +or O +Pol B-GENE +III I-GENE +. O + +The O +lymph O +nodes O +from O +two O +of O +the O +patients O +with O +rheumatoid O +arthritis O +contained O +numerous O +sarcoid O +like O +granulomata O +, O +further O +indicating O +a O +possible O +association O +between O +sarcoidosis O +and O +rheumatoid O +arthritis O +. O + +HCV O +infection O +acquired O +during O +or O +after O +BMT O +caused O +only O +mild O +acute O +hepatitis O +C O +, O +which O +progressed O +to O +chronic O +hepatitis O +C O +in O +one O +patient O +surviving O +10 O +years O +after O +BMT O +. O + +Hepatitis O +C O +virus O +infection O +is O +a O +risk O +factor O +for O +liver O +failure O +from O +veno O +- O +occlusive O +disease O +after O +bone O +marrow O +transplantation O +. O + +High O +plasma O +concentrations O +of O +soluble O +E B-GENE +- I-GENE +selectin I-GENE +were O +closely O +associated O +with O +multiple O +- O +organ O +dysfunction O +and O +death O +. O + +These O +human O +IFN B-GENE +- I-GENE +beta I-GENE +- O +transformed O +cell O +populations O +have O +acquired O +a O +low O +, O +constitutive O +production O +of O +human B-GENE +IFN I-GENE +, O +while O +replicating O +at O +a O +rate O +similar O +to O +that O +of O +untransformed O +cells O +and O +of O +cells O +transformed O +with O +the O +control O +vector O +carrying O +a O +human B-GENE +IFN I-GENE +- I-GENE +beta I-GENE +sequence I-GENE +encoding O +an O +inactive O +, O +mutated O +protein O +. O + +Improvement O +of O +the O +polypyrimidine O +tract O +also O +increased O +the O +splicing O +efficiency O +, O +but O +to O +a O +degree O +slightly O +less O +than O +that O +obtained O +with O +the O +branchpoint O +mutation O +. O + +Activation O +of O +the O +SH2 B-GENE +- I-GENE +containing I-GENE +protein I-GENE +tyrosine I-GENE +phosphatase I-GENE +, O +SH B-GENE +- I-GENE +PTP2 I-GENE +, O +by O +phosphotyrosine O +- O +containing O +peptides O +derived O +from O +insulin B-GENE +receptor I-GENE +substrate I-GENE +- I-GENE +1 I-GENE +. O + +In O +contrast O +, O +injection O +of O +a O +plasmid O +encoding O +simian B-GENE +virus I-GENE +40 I-GENE +small I-GENE +t I-GENE +antigen I-GENE +, O +which O +interacts O +with O +PP2A B-GENE +to O +inhibit O +its O +activity O +towards O +several O +phosphoprotein O +substrates O +, O +had O +no O +effect O +on O +the O +phosphorylation O +state O +of O +CREB B-GENE +in O +stimulated O +or O +unstimulated O +NIH O +3T3 O +cells O +. O + +Several O +Src B-GENE +SH3 I-GENE +- I-GENE +binding I-GENE +proteins I-GENE +were O +phosphorylated O +in O +Src B-GENE +- O +transformed O +cells O +. O + +We O +also O +examined O +the O +effect O +of O +proteolytic O +processing O +in O +the O +MVE O +nonstructural O +polyprotein O +segment O +mediated O +by O +the O +viral B-GENE +proteinase I-GENE +NS3 I-GENE +on O +antigen O +processing O +and O +presentation O +of O +the O +MVE O +H O +- O +2Kk O +- O +restricted O +T O +cell O +determinant O +. O + +A O +full B-GENE +- I-GENE +length I-GENE +PRL I-GENE +receptor I-GENE +( O +PRLR B-GENE +) O +complementary O +DNA O +from O +pigeons O +was O +obtained O +by O +screening O +pigeon O +crop O +sac O +libraries O +and O +by O +reverse O +transcription O +coupled O +with O +polymerase O +chain O +reaction O +. O + +After O +7 O +days O +, O +a O +spontaneous O +regression O +of O +the O +morphologic O +alterations O +caused O +by O +caerulein O +- O +induced O +acute O +pancreatitis O +occurs O +; O +however O +, O +recovery O +of O +the O +secretory O +function O +of O +the O +pancreas O +was O +only O +reached O +after O +this O +period O +of O +time O +when O +L O +- O +364 O +, O +718 O +was O +administered O +therapeutically O +( O +0 O +. O +1 O +mg O +/ O +kg O +/ O +day O +) O +. O + +We O +observed O +that O +dephosphorylation O +severely O +inhibits O +the O +DNA O +- O +binding O +ability O +of O +C B-GENE +/ I-GENE +EBP I-GENE +- I-GENE +delta I-GENE +and O +its O +transactivating O +potential O +increases O +in O +the O +presence O +of O +cellular O +phosphatase O +inhibitors O +, O +such O +as O +okadaic O +acid O +and O +sodium O +orthovanadate O +. O + +Two O +promoters O +were O +identified O +by O +S1 B-GENE +nuclease I-GENE +mapping O +: O +P1 O +, O +which O +lies O +about O +72 O +bp O +upstream O +from O +the O +structural O +gene O +; O +and O +P2 O +, O +which O +lies O +about O +35 O +bp O +upstream O +. O + +On O +the O +other O +hand O +, O +cells O +containing O +a O +PTP1C B-GENE +in O +which O +the O +catalytic O +site O +had O +been O +inactivated O +through O +mutagenesis O +, O +stably O +phosphorylated O +the O +phosphatase O +. O + +We O +recently O +found O +that O +the O +p72syk B-GENE +protein I-GENE +tyrosine I-GENE +kinase I-GENE +is O +physically O +associated O +with O +the O +TCR B-GENE +/ O +CD3 B-GENE +complex O +and O +is O +rapidly O +tyrosine O +phosphorylated O +and O +activated O +by O +receptor O +triggering O +also O +in O +T O +cells O +lacking O +p56lck B-GENE +. O + +The O +transforming O +protein O +of O +Rous O +sarcoma O +virus O +, O +pp60v B-GENE +- I-GENE +src I-GENE +, O +and O +its O +normal O +cellular O +homolog O +, O +pp60c B-GENE +- I-GENE +src I-GENE +, O +differ O +not O +only O +in O +oncogenic O +potential O +but O +also O +in O +their O +subcellular O +localization O +and O +cytoskeletal O +binding O +ability O +. O +pp60v B-GENE +- I-GENE +src I-GENE +has O +been O +shown O +to O +stably O +associate O +with O +a O +detergent O +- O +insoluble O +cytoskeletal O +matrix O +, O +whereas O +pp60c B-GENE +- I-GENE +src I-GENE +does O +not O +. O + +Organization O +of O +the O +bovine O +gene O +encoding O +the O +endothelial B-GENE +nitric I-GENE +oxide I-GENE +synthase I-GENE +. O + +We O +determined O +whether O +regional O +myocardial O +work O +efficiency O +( O +segment O +work O +/ O +regional O +O2 O +consumption O +) O +would O +be O +elevated O +by O +surgically O +- O +augmented O +inflow O +. O + +In O +female O +Sl B-GENE +( I-GENE +pan I-GENE +) I-GENE +/ I-GENE +Sl I-GENE +( I-GENE +pan I-GENE +) I-GENE +mice O +, O +ovarian O +follicle O +development O +is O +arrested O +at O +the O +one O +layered O +cuboidal O +stage O +as O +a O +result O +of O +reduced O +KL B-GENE +expression O +in O +follicle O +cells O +, O +indicating O +a O +role O +for O +c B-GENE +- I-GENE +kit I-GENE +in O +oocyte O +growth O +. O + +Anti B-GENE +- I-GENE +NPROSP I-GENE +- I-GENE +C I-GENE +also O +exclusively O +detected O +time O +- O +dependent O +appearances O +of O +5 B-GENE +- I-GENE +10 I-GENE +- I-GENE +kDa I-GENE +proSP I-GENE +- I-GENE +C I-GENE +forms O +in O +lamellar O +bodies O +and O +homogenates O +. O + +In O +the O +B6 O +- O +derived O +Db B-GENE +mutant I-GENE +B6 I-GENE +. I-GENE +CH I-GENE +- I-GENE +2bm13 I-GENE +( I-GENE +bm13 I-GENE +) I-GENE +strain O +, O +part O +of O +the O +class B-GENE +I I-GENE +Db I-GENE +antigen I-GENE +- I-GENE +presenting I-GENE +groove I-GENE +is O +shaped O +by O +a O +class B-GENE +I I-GENE +Kb I-GENE +- I-GENE +encoded I-GENE +sequence I-GENE +. O + +Our O +findings O +confirm O +the O +high O +frequency O +of O +proximal O +nerve O +lesions O +in O +early O +GBS O +and O +CIDP O +, O +not O +all O +of O +which O +are O +associated O +with O +distal O +motor O +conduction O +abnormalities O +, O +and O +suggest O +that O +assessment O +of O +multiple O +F O +wave O +parameters O +, O +in O +particular O +chronodispersion O +, O +mean O +latency O +and O +mean O +amplitude O +( O +in O +addition O +to O +absence O +and O +minimum O +latency O +) O +, O +increases O +the O +yield O +of O +F O +wave O +studies O +. O + +Effects O +of O +alterations O +of O +primer O +- O +binding O +site O +sequences O +on O +human O +immunodeficiency O +virus O +type O +1 O +replication O +. O + +Presentation O +of O +a O +horse B-GENE +cytochrome I-GENE +c I-GENE +peptide I-GENE +by O +multiple O +H B-GENE +- I-GENE +2b I-GENE +class I-GENE +I I-GENE +major I-GENE +histocompatibility I-GENE +complex I-GENE +( O +MHC B-GENE +) O +molecules O +to O +C57BL O +/ O +6 O +- O +and O +bm1 O +- O +derived O +cytotoxic O +T O +lymphocytes O +: O +presence O +of O +a O +single O +MHC B-GENE +anchor I-GENE +residue I-GENE +may O +confer O +efficient O +peptide O +- O +specific O +CTL O +recognition O +. O + +Diagnosis O +of O +prostatic O +carcinoma O +: O +the O +yield O +of O +serum B-GENE +prostate I-GENE +specific I-GENE +antigen I-GENE +, O +digital O +rectal O +examination O +and O +transrectal O +ultrasonography O +. O + +Increased O +granulocyte B-GENE +- I-GENE +colony I-GENE +stimulating I-GENE +factor I-GENE +( O +G B-GENE +- I-GENE +CSF I-GENE +) O +levels O +in O +neonates O +with O +perinatal O +complications O +. O + +The O +results O +revealed O +a O +hierarchy O +of O +ligand O +affinities O +that O +mirrored O +their O +adhesive O +activity O +( O +rsVCAM B-GENE +- I-GENE +1 I-GENE +> O +fibronectin B-GENE +variants I-GENE +containing O +CS1 B-GENE +> O +> O +other O +fibronectin B-GENE +variants I-GENE +) O +. O + +When O +expressed O +in O +and O +purified O +from O +Escherichia O +coli O +, O +both O +full B-GENE +- I-GENE +length I-GENE +Fpr3 I-GENE +and O +its O +isolated O +COOH O +- O +terminal O +domain O +exhibit O +readily O +detectable O +PPIase B-GENE +activity O +. O + +However O +, O +expression O +of O +sigma B-GENE +3 I-GENE +from O +S4 B-GENE +( O +3 B-GENE +' I-GENE +UTR I-GENE +/ I-GENE +S1 I-GENE +) O +, O +which O +included O +the O +PKR B-GENE +activator I-GENE +sequence I-GENE +from O +S1 B-GENE +within O +the O +3 B-GENE +' I-GENE +- I-GENE +UTR I-GENE +of I-GENE +S4 I-GENE +, O +was O +comparable O +to O +that O +from O +wild B-GENE +- I-GENE +type I-GENE +S4 I-GENE +. O + +Microvessels O +were O +counted O +in O +a O +x200 O +field O +( O +0 O +. O +754 O +mm2 O +) O +in O +the O +area O +of O +maximal O +angiogenesis O +. O + +Recent O +studies O +have O +demonstrated O +that O +the O +activated O +GH B-GENE +receptor I-GENE +can O +stimulate O +Stat1 B-GENE +, O +a O +cytoplasmic O +transcription O +factor O +that O +becomes O +tyrosine O +phosphorylated O +and O +translocates O +to O +the O +nucleus O +, O +where O +it O +can O +interact O +with O +specific O +DNA O +sequences O +to O +modulate O +gene O +expression O +. O + +In O +viral O +infections O +, O +G B-GENE +- I-GENE +CSF I-GENE +was O +correlated O +with O +mononuclear O +cells O +( O +rs O += O +0 O +. O +41 O +, O +P O +< O +0 O +. O +05 O +) O +, O +white O +blood O +cell O +counts O +( O +rs O += O +0 O +. O +56 O +, O +P O +< O +0 O +. O +01 O +) O +, O +neutrophils O +( O +rs O += O +0 O +. O +41 O +, O +P O +< O +0 O +. O +05 O +) O +and O +CRP B-GENE +( O +rs O += O +0 O +. O +47 O +, O +P O +< O +0 O +. O +05 O +) O +. O + +Minor O +initiation O +sites O +were O +found O +at O +positions O +- O +128 O +, O +- O +111 O +, O +- O +91 O +, O +and O +- O +74 O +. O + +Phosphoamino O +acid O +analysis O +of O +radiolabeled O +ASGPR B-GENE +subunits I-GENE +identified O +Ser O +( O +P O +) O +as O +the O +predominant O +( O +approximately O +95 O +% O +) O +and O +Thr O +( O +P O +) O +as O +a O +minor O +( O +approximately O +5 O +% O +) O +phosphoamino O +acid O +in O +each O +polypeptide O +and O +confirmed O +the O +presence O +of O +Tyr O +( O +P O +) O +( O +approximately O +1 O +% O +) O +in O +RHL1 B-GENE +. O + +To O +further O +define O +the O +structural O +requirements O +for O +ZAP B-GENE +- I-GENE +70 I-GENE +interaction O +with O +the O +TCR B-GENE +, O +we O +developed O +a O +binding O +assay O +using O +immobilized O +glutathione B-GENE +S I-GENE +- I-GENE +transferase I-GENE +fusion I-GENE +proteins I-GENE +containing O +the O +NH2 O +- O +and O +/ O +or O +COOH B-GENE +- I-GENE +terminal I-GENE +SH2 I-GENE +domains I-GENE +of O +ZAP B-GENE +- I-GENE +70 I-GENE +, O +and O +soluble O +synthetic O +peptides O +with O +the O +sequence O +of O +the O +cytoplasmic O +region O +of O +the O +TCR B-GENE +zeta I-GENE +chain I-GENE +( O +TCR B-GENE +zeta I-GENE +cyt I-GENE +) O +or O +individual O +TCR B-GENE +zeta I-GENE +and O +CD3 B-GENE +epsilon I-GENE +TAM I-GENE +motifs I-GENE +. O + +All O +four O +doubly O +tyrosine O +phosphorylated O +TAM O +peptides O +cross O +- O +compete O +with O +each O +other O +for O +binding O +to O +the O +tandem O +SH2 B-GENE +domains I-GENE +of O +ZAP B-GENE +- I-GENE +70 I-GENE +. O + +The O +three O +- O +dimensional O +structure O +of O +RT B-GENE +shows O +that O +it O +is O +a O +strikingly O +asymmetric O +heterodimer O +consisting O +of O +two O +differently O +folded O +subunits O +( O +molecular O +weights O +66 O +kDa O +and O +51 O +kDa O +) O +with O +identical O +amino O +- O +terminal O +amino O +acid O +sequences O +( O +residues O +1 O +- O +428 O +) O +. O + +Pharmacological O +and O +pharmacokinetic O +characteristics O +of O +the O +non O +- O +ionic O +monomeric O +X O +- O +ray O +contrast O +agent O +iopromide O +( O +Ultravist O +, O +CAS O +73334 O +- O +07 O +- O +3 O +) O +were O +evaluated O +in O +preclinical O +studies O +. O + +All O +subsequent O +patients O +were O +treated O +at O +the O +maximal O +tolerated O +dose O +of O +EDXR O +( O +35 O +mg O +/ O +m2 O +/ O +day O +) O +. O + +Addition O +of O +soluble O +recombinant B-GENE +human I-GENE +SLF I-GENE +to O +SI4 O +- O +h220 O +cultures O +enhanced O +reduction O +of O +cell O +- O +surface O +c B-GENE +- I-GENE +kit I-GENE +expression O +and O +its O +protein O +degradation O +. O + +Membrane O +- O +bound O +Steel B-GENE +factor I-GENE +induces O +more O +persistent O +tyrosine B-GENE +kinase I-GENE +activation O +and O +longer O +life O +span O +of O +c B-GENE +- I-GENE +kit I-GENE +gene O +- O +encoded O +protein O +than O +its O +soluble O +form O +. O + +Analysis O +of O +the O +sequences O +with O +the O +BLAST O +and O +GRAIL O +programs O +provided O +additional O +independent O +evidence O +that O +15 O +of O +these O +17 O +clones O +contain O +coding O +sequences O +and O +that O +nine O +other O +clones O +are O +likely O +to O +contain O +sequences O +coding O +for O +portions O +of O +new O +genes O +. O + +Patients O +with O +more O +than O +250 O +PVC O +/ O +24 O +hours O +were O +selected O +for O +distribution O +of O +PVC O +and O +CI O +evaluation O +. O + +Horvath O +, O +I O +. O + +Cell O +lines O +derived O +from O +the O +tumors O +were O +examined O +by O +fluorescent O +in O +situ O +hybridization O +for O +the O +status O +of O +the O +transferred O +human O +chromosome O +and O +by O +PCR O +for O +marker O +loss O +. O + +However O +, O +multiple O +alanine O +substitutions O +or O +proline O +( O +helix O +- O +destabilizing O +) O +substitutions O +disrupted O +both O +oligomerization O +and O +transport O +of O +GP64 B-GENE +EFP I-GENE +. O + +The O +FinO B-GENE +protein I-GENE +of O +IncF O +plasmids O +binds O +FinP B-GENE +antisense I-GENE +RNA I-GENE +and O +its O +target O +, O +traJ B-GENE +mRNA I-GENE +, O +and O +promotes O +duplex O +formation O +. O + +We O +linked O +a O +4 O +. O +1 O +- O +kilobase O +pair O +HindIII B-GENE +DNA I-GENE +fragment I-GENE +from O +the O +region O +upstream O +of O +the O +human B-GENE +AP I-GENE +endonuclease I-GENE +gene I-GENE +( O +APE B-GENE +) O +to O +the O +chloramphenicol B-GENE +acetyltransferase I-GENE +( O +CAT B-GENE +) O +gene O +. O + +The O +overexpressed O +His6 B-GENE +- I-GENE +tagged I-GENE +GrsA I-GENE +derivatives I-GENE +were O +affinity O +- O +purified O +, O +and O +the O +catalytic O +properties O +of O +the O +deletion O +mutants O +were O +examined O +by O +biochemical O +studies O +including O +ATP O +- O +dependent O +amino O +acid O +activation O +, O +carboxyl O +thioester O +formation O +, O +and O +the O +ability O +to O +racemize O +the O +covalently O +bound O +phenylalanine O +from O +L O +- O +to O +the O +D O +- O +isomer O +. O + +CD7 B-GENE ++ O +/ O +CD3 B-GENE +- O +T O +- O +cell O +precursors O +exhibit O +V B-GENE +delta I-GENE +2D I-GENE +delta I-GENE +3 I-GENE +rearrangements I-GENE +. O + +HVH2 B-GENE +mRNA I-GENE +showed O +an O +expression O +pattern O +distinct O +from O +CL100 B-GENE +( O +human B-GENE +homologue I-GENE +of I-GENE +mouse I-GENE +MKP1 I-GENE +) O +and O +PAC1 B-GENE +, O +two O +previously O +identified O +MAP B-GENE +kinase I-GENE +phosphatases I-GENE +. O + +These O +data O +suggest O +that O +these O +sequences O +located O +immediately O +3 O +' O +to O +the O +breakpoint O +of O +the O +HPFH B-GENE +- I-GENE +3 I-GENE +deletion I-GENE +, O +exhibit O +both O +the O +structure O +and O +the O +function O +of O +an O +enhancer O +, O +and O +can O +modify O +the O +developmental O +specificity O +of O +the O +fetal B-GENE +gamma I-GENE +- I-GENE +globin I-GENE +genes I-GENE +, O +resulting O +in O +their O +continued O +expression O +during O +adult O +life O +. O + +Our O +results O +indicate O +that O +interaction O +between O +Jak2 B-GENE +and O +PRLR B-GENE +requires O +a O +proline O +- O +rich O +sequence O +in O +the O +membrane O +proximal O +region O +of O +the O +receptor O +, O +which O +is O +conserved O +among O +the O +different O +members O +of O +the O +cytokine B-GENE +receptor I-GENE +superfamily I-GENE +. O + +Transcription O +of O +the O +vascular B-GENE +cell I-GENE +adhesion I-GENE +molecule I-GENE +1 I-GENE +( O +VCAM B-GENE +- I-GENE +1 I-GENE +) O +gene O +in O +endothelial O +cells O +is O +induced O +by O +lipopolysaccharide O +and O +the O +inflammatory O +cytokines B-GENE +interleukin I-GENE +- I-GENE +1 I-GENE +beta I-GENE +and O +tumor B-GENE +necrosis I-GENE +factor I-GENE +alpha I-GENE +( O +TNF B-GENE +- I-GENE +alpha I-GENE +) O +. O + +Experiments O +with O +recombinant O +proteins O +showed O +that O +p50 B-GENE +/ O +p65 B-GENE +and O +high B-GENE +- I-GENE +mobility I-GENE +- I-GENE +group I-GENE +I I-GENE +( I-GENE +Y I-GENE +) I-GENE +protein I-GENE +cooperatively O +facilitated O +the O +binding O +of O +IRF B-GENE +- I-GENE +1 I-GENE +to O +the O +VCAM1 B-GENE +IRF B-GENE +binding I-GENE +site I-GENE +and O +that O +IRF B-GENE +- I-GENE +1 I-GENE +physically O +interacted O +with O +p50 B-GENE +and O +with O +high B-GENE +- I-GENE +mobility I-GENE +- I-GENE +group I-GENE +I I-GENE +( I-GENE +Y I-GENE +) I-GENE +protein I-GENE +. O + +Based O +on O +these O +results O +the O +minimal O +control O +element O +( O +AX O +470 O +) O +specifying O +the O +anterior O +boundary O +of O +Hox B-GENE +expression O +was O +designated O +as O +Hoxa B-GENE +- I-GENE +7 I-GENE +enhancer I-GENE +. O + +In O +this O +report O +we O +describe O +the O +isolation O +of O +a O +Fab B-GENE +fragment I-GENE +( O +Fab B-GENE +A8 I-GENE +) O +showing O +a O +high O +relative O +affinity O +for O +the O +receptor O +( O +0 O +. O +5 O +nM O +) O +. O + +MBP B-GENE +- O +Rep68 B-GENE +delta I-GENE +- O +mediated O +DNA O +- O +RNA O +helicase O +activity O +required O +ATP O +hydrolysis O +and O +the O +presence O +of O +Mg2 O ++ O +ions O +and O +was O +inhibited O +by O +high O +ionic O +strength O +. O + +To O +identify O +critical O +regions O +mediating O +growth O +signal O +transduction O +by O +hG B-GENE +- I-GENE +CSFR I-GENE +, O +deletions O +or O +site O +- O +directed O +amino O +acid O +substitutions O +were O +introduced O +into O +the O +cytoplasmic O +domain O +of O +hG B-GENE +- I-GENE +CSFR I-GENE +, O +and O +the O +mutant O +cDNAs O +were O +transfected O +into O +the O +murine B-GENE +interleukin I-GENE +- I-GENE +3 I-GENE +( O +IL B-GENE +- I-GENE +3 I-GENE +) O +- O +dependent O +Ba O +/ O +F3 O +and O +FDCP O +cell O +lines O +. O + +When O +combined O +with O +independent O +activating O +mutations O +in O +the O +c B-GENE +- I-GENE +abl I-GENE +kinase I-GENE +domain I-GENE +or O +NH2 O +- O +terminus O +, O +the O +G128R B-GENE +mutation O +blocked O +transformation O +by O +the O +double O +mutant O +, O +suggesting O +that O +the O +G128R B-GENE +mutant I-GENE +was O +unable O +to O +transform O +cells O +for O +trivial O +reasons O +. O + +Both O +mutations O +completely O +abolished O +binding O +of O +the O +Abl B-GENE +SH3 B-GENE +domain O +to O +proline O +- O +rich O +target O +proteins O +in O +a O +filter O +- O +binding O +assay O +. O + +Changes O +induced O +in O +the O +gills O +of O +milkfish O +( O +Chanos O +chanos O +Forsskal O +) O +fingerlings O +after O +acute O +exposure O +to O +nifurpirinol O +( O +Furanace O +; O +P O +- O +7138 O +) O +. O + +Retreatment O +of O +these O +2 O +dogs O +resulted O +in O +a O +similar O +, O +but O +blunted O +, O +response O +to O +human B-GENE +immunoglobulin I-GENE +. O + +The O +levels O +of O +NSE B-GENE +and O +MBP B-GENE +in O +the O +IJVB O +were O +compared O +to O +those O +in O +the O +PVB O +. O + +Morphologic O +variables O +included O +cancer O +volume O +, O +histologic O +grade O +, O +capsular O +penetration O +, O +seminal O +vesicle O +invasion O +, O +and O +lymph O +node O +metastasis O +. O + +Sequence O +analysis O +of O +these O +regions O +showed O +a O +CAAT O +box O +upstream O +of O +exon O +1a O +and O +high O +G O +- O +C O +content O +regions O +within O +both O +P1 O +and O +P2 O +. O + +The O +fusion O +proteins O +were O +tested O +by O +ELISA O +for O +reactivity O +with O +a O +panel O +of O +human B-GENE +anti I-GENE +- I-GENE +La I-GENE +sera I-GENE +in O +order O +to O +define O +the O +nature O +of O +the O +epitopes O +. O + +GCD10 B-GENE +was O +first O +identified O +genetically O +as O +a O +translational O +repressor O +of O +GCN4 B-GENE +. O + +GCD10 B-GENE +binds O +RNA O +in O +vitro O +and O +we O +present O +strong O +biochemical O +evidence O +that O +it O +is O +identical O +to O +the O +RNA O +- O +binding O +subunit O +of O +yeast B-GENE +initiation I-GENE +factor I-GENE +- I-GENE +3 I-GENE +( O +eIF B-GENE +- I-GENE +3 I-GENE +) O +. O +eIF B-GENE +- I-GENE +3 I-GENE +is O +a O +multisubunit O +complex O +that O +stimulates O +translation O +initiation O +in O +vitro O +at O +several O +different O +steps O +. O + +Sources O +of O +noise O +in O +these O +signals O +were O +evaluated O +in O +preparations O +stained O +with O +the O +potentiometric O +probe O +RH O +- O +414 O +. O + +1993 O +. O + +A O +transformation O +- O +competent O +mutant O +, O +like O +the O +wild B-GENE +- I-GENE +type I-GENE +E5 I-GENE +protein I-GENE +, O +bound O +the O +receptor O +and O +induced O +receptor O +tyrosine O +phosphorylation O +and O +down O +- O +regulation O +. O + +We O +conclude O +that O +cAMP O +, O +acting O +through O +PKA B-GENE +, O +is O +an O +essential O +regulator O +of O +basal O +CFTR B-GENE +gene I-GENE +expression O +and O +may O +mediate O +an O +induction O +of O +CFTR B-GENE +in O +responsive O +cell O +types O +. O + +Both O +PPC O +- O +1 O +and O +ALVA O +- O +31 O +cells O +display O +tumorigenesis O +and O +invasiveness O +in O +nude O +mice O +, O +whereas O +LNCap O +cells O +exhibit O +a O +less O +malignant O +phenotype O +, O +suggesting O +a O +correlation O +between O +CD44 B-GENE +variant I-GENE +( O +CD44v B-GENE +) O +expression O +and O +aggressive O +prostate O +tumor O +behavior O +. O + +Two O +such O +genes O +, O +designated O +hsiggll150 B-GENE +and O +hsiggll295 B-GENE +, O +were O +cloned O +and O +sequenced O +from O +genomic O +DNA O +. O + +A O +retrospective O +epidemiological O +study O +is O +reported O +concerning O +burn O +injuries O +in O +775 O +children O +hospitalized O +at O +the O +unit O +of O +burn O +care O +of O +Casablanca O +between O +1985 O +and O +1993 O +. O + +Our O +results O +suggest O +that O +protein O +binding O +to O +the O +E2F B-GENE +- I-GENE +like I-GENE +sequences I-GENE +may O +act O +to O +reduce O +expression O +. O + +The O +RAD6 B-GENE +/ O +UBC2 B-GENE +gene O +from O +Saccharomyces O +cerevisiae O +encodes O +a O +ubiquitin B-GENE +- I-GENE +conjugating I-GENE +enzyme I-GENE +involved O +in O +DNA O +repair O +, O +induced O +mutagenesis O +, O +and O +sporulation O +. O + +Echocardiography O +revealed O +right O +ventricular O +diastolic O +collapse O +( O +RVDC O +) O +without O +physical O +signs O +of O +cardiac O +tamponade O +. O + +In O +on O +- O +going O +screening O +programmes O +, O +the O +Haemoccult O +test O +consists O +of O +six O +slides O +and O +a O +test O +is O +considered O +positive O +if O +at O +least O +one O +slide O +is O +coloured O +. O + +We O +showed O +previously O +that O +a O +fusion O +protein O +( O +GAL4 B-GENE +- O +p40 B-GENE +) O +containing O +the O +DNA O +- O +binding O +domain O +of O +GAL4 B-GENE +and O +sequences O +of O +chicken B-GENE +l I-GENE +kappa I-GENE +B I-GENE +- I-GENE +alpha I-GENE +( O +p40 B-GENE +) O +inhibits O +growth O +in O +the O +yeast O +Saccharomyces O +cerevisiae O +. O + +We O +have O +demonstrated O +previously O +that O +two O +binding O +sites O +in O +the O +- B-GENE +184 I-GENE +HNF I-GENE +- I-GENE +3 I-GENE +beta I-GENE +promoter I-GENE +are O +recognized O +by O +widely O +distributed O +factors O +and O +that O +there O +is O +also O +a O +critical O +autoregulatory O +site O +, O +we O +identified O +a O +binding O +site O +for O +a O +cell O +- O +specific O +factor O +, O +LF B-GENE +- I-GENE +H3 I-GENE +beta I-GENE +, O +that O +may O +function O +in O +restricting O +HNF B-GENE +- I-GENE +3 I-GENE +beta I-GENE +gene I-GENE +expression O +to O +hepatocytes O +. O + +In O +4 O +spinalized O +cats O +, O +the O +effects O +of O +afferent O +inputs O +from O +hindlimb O +cutaneous O +nerves O +( O +sural O +cutaneous O +nerve O +: O +Sur O +) O +on O +mono O +- O +and O +poly O +- O +synaptic O +reflex O +recorded O +from O +tail O +muscle O +motoneurons O +were O +studied O +before O +and O +after O +spinal O +lesioning O +at O +S2 O +- O +3 O +level O +. O + +The O +flow O +rate O +of O +phosphate O +buffered O +saline O +through O +dermis O +was O +measured O +as O +a O +function O +of O +applied O +pressure O +. O + +However O +, O +parallax O +measurements O +showed O +that O +at O +150K O +, O +collapse O +of O +Epon O +sections O +does O +not O +take O +place O +. O + +Although O +within O +normal O +limits O +, O +latency O +was O +high O +. O + +The O +outcome O +of O +the O +optimization O +of O +the O +seven O +- O +field O +plan O +prompted O +an O +investigation O +into O +the O +best O +results O +that O +could O +be O +achieved O +by O +an O +" O +ideal O +" O +conformal O +radiotherapy O +technique O +. O + +Specific O +requirements O +for O +branched O +- O +chain O +amino O +acids O +, O +glutamine O +, O +and O +arginine O +are O +evaluated O +. O + +The O +pea B-GENE +rps10 I-GENE +intron I-GENE +is O +homologous O +to O +introns O +in O +rrn26 B-GENE +and O +cox3 B-GENE +in O +the O +Marchantia O +mitochondrial O +genome O +, O +while O +the O +Marchantia B-GENE +rps10 I-GENE +gene I-GENE +lacks O +an O +intron O +. O + +Serum O +magnesium O +in O +79 O +patients O +of O +gynecologic O +neoplasms O +treated O +with O +cisplatin O +and O +their O +controls O +was O +measured O +. O + +Alanine B-GENE +aminotransferase I-GENE +( O +ALT B-GENE +) O +levels O +had O +been O +elevated O +for O +six O +months O +in O +all O +patients O +and O +hepatitis O +B O +viral O +infection O +was O +replicative O +. O + +In O +this O +study O +we O +have O +investigated O +the O +role O +of O +C B-GENE +/ I-GENE +EBP I-GENE +beta I-GENE +in O +initiating O +the O +adipogenic O +program O +by O +overexpressing O +C B-GENE +/ I-GENE +EBP I-GENE +beta I-GENE +in O +multipotential O +NIH O +- O +3T3 O +fibroblasts O +. O + +XYL1 B-GENE +was O +isolated O +as O +a O +highly O +expressed O +fusion O +clone O +from O +a O +' B-GENE +lacZ I-GENE +translational O +fusion O +library O +. O + +Various O +transcripts O +are O +generated O +from O +the O +VCSA1 B-GENE +gene I-GENE +by O +alternative O +splicing O +and O +poly O +( O +A O +) O +processing O +in O +the O +rat O +submandibular O +gland O +. O + +However O +, O +division O +of O +the O +chest O +wall O +muscles O +, O +usually O +with O +diathermy O +, O +contributes O +to O +prolonged O +pain O +and O +morbidity O +. O + +Closure O +of O +an O +open O +high O +below O +- O +knee O +guillotine O +amputation O +wound O +using O +a O +skin O +- O +stretching O +device O +. O + +Our O +study O +was O +addressed O +to O +the O +synthesis O +of O +some O +derivatives O +of O +this O +sequence O +in O +order O +to O +obtain O +both O +peptide O +substrates O +suitable O +for O +the O +detection O +of O +the O +Src B-GENE +- O +like O +tyrosine B-GENE +kinase I-GENE +activity O +and O +active O +site O +- O +directed O +inhibitors O +specific O +for O +this O +class O +of O +enzymes O +. O + +Citrate B-GENE +synthase I-GENE +activity O +was O +increased O +in O +the O +medial O +head O +( O +81 O +% O +, O +P O +< O +0 O +. O +001 O +) O +and O +the O +red O +long O +head O +( O +88 O +% O +, O +P O +< O +0 O +. O +001 O +) O +of O +the O +triceps O +brachii O +muscle O +in O +R O +rats O +but O +not O +in O +the O +white O +long O +head O +( O +25 O +% O +, O +P O += O +0 O +. O +06 O +) O +. O + +The O +expression O +of O +the O +putative O +operon O +bglPH B-GENE +of O +Bacillus O +subtilis O +was O +studied O +by O +using O +bglP B-GENE +' I-GENE +- O +lacZ B-GENE +transcriptional O +fusions O +. O + +Although O +eight O +contiguous O +genes O +necessary O +for O +urease B-GENE +activity O +have O +been O +cloned O +and O +sequenced O +, O +the O +transcriptional O +organization O +and O +regulation O +of O +specific O +genes O +within O +the O +Proteus B-GENE +gene I-GENE +cluster I-GENE +has O +not O +been O +investigated O +in O +detail O +. O + +The O +hypBFCDE B-GENE +operon I-GENE +from O +Rhizobium O +leguminosarum O +biovar O +viciae O +is O +expressed O +from O +an O +Fnr B-GENE +- I-GENE +type I-GENE +promoter I-GENE +that O +escapes O +mutagenesis O +of O +the O +fnrN B-GENE +gene I-GENE +. O + +We O +demonstrate O +that O +a O +VT O ++ O +peptide O +was O +specifically O +phosphorylated O +by O +protein B-GENE +kinase I-GENE +C I-GENE +( O +PKC B-GENE +) O +in O +vitro O +, O +but O +not O +by O +protein B-GENE +kinase I-GENE +A I-GENE +( O +PKA B-GENE +) O +. O + +R O +. O + +15 O +, O +2500 O +- O +2508 O +; O +O O +' O +Neill O +, O +T O +. O + +Control O +experiments O +showed O +that O +each O +fusion O +protein O +had O +a O +high O +affinity O +binding O +site O +for O +estradiol O +- O +17 O +beta O +and O +could O +transactivate O +an O +ERE O +- O +LacZ B-GENE +reporter O +gene O +in O +yeast O +similar O +to O +the O +wild B-GENE +type I-GENE +ER I-GENE +. O + +Although O +Micrococcus B-GENE +luteus I-GENE +UV I-GENE +endonuclease I-GENE +has O +been O +reported O +to O +be O +an O +18 O +- O +kDa O +enzyme O +with O +possible O +homology O +to O +the O +16 B-GENE +- I-GENE +kDa I-GENE +endonuclease I-GENE +V I-GENE +from I-GENE +bacteriophage I-GENE +T4 I-GENE +( O +Gordon O +, O +L O +. O + +Several O +different O +oncogenes O +and O +growth O +factors O +promote O +G1 O +phase O +progression O +. O + +Cyclin B-GENE +D1 I-GENE +promoter I-GENE +activity O +was O +stimulated O +by O +overexpression O +of O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +( O +p41MAPK B-GENE +) O +or O +c B-GENE +- I-GENE +Ets I-GENE +- I-GENE +2 I-GENE +through O +the O +proximal O +22 O +base O +pairs O +. O + +Indeed O +, O +ERM B-GENE +and O +c B-GENE +- I-GENE +Jun I-GENE +synergistically O +activated O +the O +EBS O +- O +CRE O +without O +making O +an O +apparent O +ternary O +complex O +. O + +In O +addition O +, O +the O +R206S B-GENE +HSF I-GENE +substitution O +exhibits O +constitutive O +transcriptional O +activation O +from O +a O +consensus O +HSE O +( O +HSE2 O +) O +. O + +After O +recovery O +, O +a O +hypertonic O +saline O +challenge O +was O +performed O +. O + +The O +range O +of O +eosinophils O +was O +22 O +- O +56 O +% O +of O +the O +number O +of O +peripheral O +white O +blood O +cells O +( O +mean O +nadir O +33 O +% O +) O +. O + +Comparisons O +of O +rrnB B-GENE +P1 B-GENE +- O +lacZ B-GENE +expression O +at O +different O +ppGpp O +levels O +is O +interpreted O +for O +the O +rpoD B-GENE +( I-GENE +P504L I-GENE +) I-GENE +mutant I-GENE +as O +resulting O +from O +a O +hypersensitivity O +to O +ppGpp O +. O + +These O +intron O +chimeras O +show O +that O +peripheral O +sequences O +and O +the O +elements O +that O +define O +the O +splice O +sites O +are O +adequate O +for O +self O +- O +splicing O +activity O +but O +that O +the O +central O +portions O +containing O +the O +catalytic O +cores O +of O +ai4 B-GENE +and O +bi4 B-GENE +are O +deficient O +; O +these O +cores O +are O +the O +likely O +targets O +of O +the O +splicing O +proteins O +. O + +Here O +we O +demonstrate O +genetically O +that O +plus O +- O +strand O +DNA O +synthesis O +of O +the O +yeast B-GENE +Ty1 I-GENE +element I-GENE +is O +initiated O +at O +two O +sites O +located O +at O +the O +5 O +' O +boundary O +of O +the O +3 O +' O +long O +terminal O +repeat O +( O +PPT1 B-GENE +) O +and O +near O +the O +middle O +of O +the O +pol B-GENE +gene I-GENE +in O +the O +integrase B-GENE +coding I-GENE +sequence I-GENE +( O +PPT2 B-GENE +) O +. 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O +6 O +ml O +vs O +OLB O +, O +65 O +. O +7 O ++ O +/ O +- O +77 O +. O +0 O +ml O +; O +p O +< O +0 O +. O +001 O +) O +. O + +By O +150 O +minutes O +after O +Cr2O3 O +inhalation O +, O +FEV1 O +. O +0 O +had O +decreased O +by O +32 O +% O +. O + +This O +combined O +intravenous O +anaesthetic O +regimen O +gave O +good O +anaesthesia O +and O +analgesia O +to O +pigs O +for O +up O +to O +2 O +h O +as O +monitored O +by O +clinical O +signs O +. O + +Twenty O +food O +products O +were O +contaminated O +with O +V O +. 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O + +Finally O +, O +we O +demonstrate O +that O +C B-GENE +/ I-GENE +EBP I-GENE +alpha I-GENE +can O +also O +active O +the O +GM B-GENE +- I-GENE +CSF I-GENE +receptor I-GENE +alpha I-GENE +promoter O +in O +nonmyeloid O +cells O +. O + +Endocytosis O +and O +vacuolar O +degradation O +of O +the O +plasma O +membrane O +- O +localized O +Pdr5 B-GENE +ATP I-GENE +- I-GENE +binding I-GENE +cassette I-GENE +multidrug I-GENE +transporter I-GENE +in O +Saccharomyces O +cerevisiae O +. O + +Disruption O +of O +the O +HOG1 B-GENE +and O +PBS2 B-GENE +genes I-GENE +leads O +to O +a O +dramatic O +decrease O +of O +the O +HSP12 B-GENE +inducibility O +in O +osmostressed O +cells O +, O +whereas O +overproduction O +of O +Hog1 B-GENE +produces O +a O +fivefold O +increase O +in O +wild O +- O +type O +induced O +levels O +upon O +a O +shift O +to O +a O +high O +salt O +concentration O +. 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O + +Protein O +electrophoresis O +showed O +decreased O +albumin B-GENE +levels O +in O +both O +groups O +, O +with O +lower O +values O +in O +G2 O +. O + +METHODS O +: O +All O +these O +30 O +non O +- O +responders O +received O +an O +extra O +dose O +of O +the O +same O +vaccine O +2 O +months O +after O +primary O +immunization O +and O +a O +booster O +dose O +with O +a O +yeast O +- O +derived O +vaccine O +6 O +years O +later O +. O + +An O +abnormally O +high O +percentage O +of O +hypertensive O +patients O +( O +approximately O +30 O +% O +) O +undergoing O +cardiac O +catheterization O +because O +of O +anginal O +pain O +and O +/ O +or O +exercise O +- O +induced O +ST O +- O +segment O +depressions O +has O +angiographically O +normal O +coronary O +arteries O +. O + +Mibefradil O +( O +Ro O +40 O +- O +5967 O +) O +is O +a O +novel O +calcium O +antagonist O +from O +a O +new O +chemical O +class O +and O +is O +the O +first O +that O +selectively O +blocks O +the O +T O +- O +type O +calcium O +channel O +. O + +However O +, O +2 O +minimum O +alveolar O +concentration O +anesthesia O +did O +significantly O +decrease O +the O +calculated O +VE O +at O +a O +PCO2 O +of O +60 O +mmHg O +( O +from O +7 O +. O +4 O ++ O +/ O +- O +1 O +. O +2 O +to O +4 O +. O +0 O ++ O +/ O +- O +0 O +. O +6 O +l O +. O +min O +- O +1 O +) O +, O +indicating O +a O +rightward O +shift O +in O +the O +response O +relationship O +. O + +cDNA O +encoding O +a O +functional O +feline B-GENE +liver I-GENE +/ I-GENE +bone I-GENE +/ I-GENE +kidney I-GENE +- I-GENE +type I-GENE +alkaline I-GENE +phosphatase I-GENE +. O + +Protein B-GENE +kinase I-GENE +C I-GENE +( O +PKC B-GENE +) O +, O +a O +widely O +- O +distributed O +enzyme O +implicated O +in O +the O +regulation O +of O +many O +physiological O +processes O +, O +consists O +of O +a O +family O +of O +at O +least O +twelve O +isoenzymes O +which O +differ O +in O +tissue O +distribution O +, O +subcellular O +localization O +, O +regulatory O +properties O +, O +etc O +. O + +This O +work O +, O +therefore O +, O +also O +emphasizes O +the O +importance O +of O +careful O +choice O +of O +oligonucleotide O +and O +cDNA O +probes O +to O +study O +PKC B-GENE +zeta I-GENE +mRNA I-GENE +. O + +This O +action O +is O +dependent O +on O +helix B-GENE +- I-GENE +loop I-GENE +- I-GENE +helix I-GENE +factors I-GENE +bound O +to O +the O +E1 B-GENE +element O +. O + +The O +debate O +over O +electives O +- O +- O +1899 O +. O + +Polypeptide O +growth O +factors O +and O +cytokines O +mediate O +their O +biochemical O +functions O +through O +their O +responsive O +receptors O +. O + +However O +, O +a O +strongly O +increased O +frequency O +of O +CpG O +dinucleotides O +was O +found O +. O + +During O +the O +dose O +- O +finding O +, O +two O +patients O +were O +temporarily O +withdrawn O +from O +medication O +and O +one O +patient O +was O +excluded O +because O +of O +elevated O +levels O +of O +liver O +enzymes O +. O + +In O +comparison O +of O +cDNA O +and O +genomic O +sequences O +four O +RNA O +editing O +events O +were O +found O +in O +both O +atp9 B-GENE +genes I-GENE +. O + +MZF B-GENE +- I-GENE +1 I-GENE +represses O +CAT B-GENE +reporter I-GENE +gene I-GENE +expression O +via O +GAL4 B-GENE +binding I-GENE +sites I-GENE +in O +the O +nonhematopoietic O +cell O +lines O +NIH O +3T3 O +and O +293 O +. O + +As O +with O +the O +heterologous O +DNA O +binding O +domain O +, O +MZF B-GENE +- I-GENE +1 I-GENE +represses O +reporter O +gene O +expression O +in O +nonhematopoietic O +cell O +lines O +and O +activates O +expression O +in O +hematopoietic O +cell O +lines O +. O + +Analyses O +of O +hGMR B-GENE +beta I-GENE +subunit I-GENE +mutants I-GENE +revealed O +two O +cytoplasmic O +regions O +involved O +in O +activation O +of O +the O +c B-GENE +- I-GENE +myc I-GENE +promoter I-GENE +, O +one O +is O +essential O +and O +the O +other O +is O +dispensable O +but O +enhances O +the O +activity O +. O + +Similarly O +, O +we O +observed O +synthetic O +phenotypes O +between O +mutations O +in O +MIF2 B-GENE +and O +trans O +- O +acting O +mutations O +in O +three O +known O +yeast O +centromere O +protein O +genes O +- O +CEP1 B-GENE +/ O +CBF1 B-GENE +/ O +CPF1 B-GENE +, O +NDC10 B-GENE +/ O +CBF2 B-GENE +, O +and O +CEP3 B-GENE +/ O +CBF3B B-GENE +. O + +Taken O +together O +, O +these O +data O +suggest O +that O +the O +Mif2 B-GENE +protein I-GENE +interacts O +with O +Cep1p B-GENE +at O +the O +centromere O +and O +that O +the O +yeast O +centromere O +indeed O +exists O +as O +a O +higher O +order O +protein O +- O +DNA O +complex O +. O + +To O +accomplish O +this O +, O +actin B-GENE +cables O +and O +patches O +are O +redistributed O +during O +the O +cell O +cycle O +to O +direct O +secretory O +components O +to O +appropriate O +sites O +for O +cell O +growth O +. O + +The O +effects O +of O +Codonopsis O +pilosula O +oral O +liquor O +( O +CPOL O +) O +on O +tissue B-GENE +- I-GENE +type I-GENE +plasminogen I-GENE +activator I-GENE +( O +t B-GENE +- I-GENE +PA I-GENE +) O +and O +plasminogen B-GENE +activator I-GENE +inhibitor I-GENE +( O +PAI B-GENE +) O +in O +the O +plasma O +of O +25 O +patients O +of O +coronary O +heart O +disease O +with O +blood O +stasis O +were O +studied O +. O + +Estimated O +daily O +intakes O +( O +EDIs O +) O +per O +person O +were O +0 O +. O +56 O +microgram O +for O +total O +HCH O +, O +0 O +. O +20 O +microgram O +for O +gamma O +- O +HCH O +, O +0 O +. O +09 O +microgram O +for O +dieldrin O +, O +1 O +. O +42 O +micrograms O +for O +total O +DDT O +, O +and O +0 O +. O +15 O +microgram O +for O +HCB O +. O + +In O +two O +further O +cases O +( O +one O +type O +I O +and O +one O +type O +III O +SMA O +) O +, O +de O +novo O +deletions O +of O +only O +one O +copy O +of O +Ag1 B-GENE +- I-GENE +CA I-GENE +and O +C212 B-GENE +were O +found O +. O + +With O +each O +of O +the O +three O +pairs O +of O +isolates O +( O +case O +and O +suspicious O +case O +) O +, O +identical O +IS6110 O +banding O +patterns O +were O +found O +suggesting O +identical O +MTB O +strains O +. O + +HRES O +has O +been O +found O +to O +be O +clinically O +useful O +in O +assessing O +histologic O +damage O +following O +pneumatic O +dilatation O +and O +in O +localizing O +the O +LES O +during O +the O +administration O +of O +intrasphincter O +botulinum B-GENE +toxin I-GENE +injection O +in O +the O +treatment O +of O +achalasia O +. O + +These O +early O +structural O +processes O +are O +assumed O +to O +be O +subserved O +by O +the O +anterior O +parts O +of O +the O +left O +hemisphere O +, O +as O +event O +- O +related O +brain O +potentials O +show O +this O +area O +to O +be O +maximally O +activated O +when O +phrase O +structure O +violations O +are O +processed O +and O +as O +circumscribed O +lesions O +in O +this O +area O +lead O +to O +an O +impairment O +of O +the O +on O +- O +line O +structural O +assignment O +. O + +In O +men O +with O +BMI O +< O +30 O +, O +the O +OR O +was O +1 O +. O +83 O +for O +postprandial O +TG O +( O +P O += O +. O +041 O +) O +and O +2 O +. O +77 O +for O +postprandial O +RP O +( O +P O += O +. O +032 O +) O +in O +models O +that O +included O +fasting O +TG O +, O +LDL B-GENE +- I-GENE +C I-GENE +, O +and O +hypertension O +. O + +A O +pyrazolo O +- O +quinoline O +compound O +, O +6 O +- O +methoxy O +- O +4 O +- O +[ O +2 O +- O +[ O +( O +2 O +- O +hydroxyethoxyl O +) O +- O +ethyl O +] O +amino O +] O +- O +3 O +- O +methyl O +- O +1M O +- O +pyrazo O +lo O +[ O +3 O +, O +4 O +- O +b O +] O +quinoline O +( O +SCH O +51344 O +) O +, O +was O +identified O +based O +on O +its O +ability O +to O +derepress O +human O +smooth O +muscle O +alpha B-GENE +- I-GENE +actin I-GENE +promoter I-GENE +activity O +in O +ras B-GENE +- O +transformed O +cells O +. O + +On O +the O +basis O +of O +these O +relations O +, O +a O +risk O +factor O +- O +selection O +scale O +( O +RFSS O +) O +( O +range O +, O +0 O +to O +10 O +) O +was O +developed O +by O +computing O +appropriate O +weights O +for O +each O +risk O +factor O +. O + +The O +Caenorhabditis B-GENE +elegans I-GENE +death I-GENE +susceptibility I-GENE +gene I-GENE +, O +ced B-GENE +- I-GENE +3 I-GENE +, O +has O +a O +number O +of O +homologs O +in O +vertebrate O +species O +, O +including O +interleukin B-GENE +- I-GENE +1 I-GENE +beta I-GENE +( I-GENE +IL I-GENE +- I-GENE +1 I-GENE +beta I-GENE +) I-GENE +- I-GENE +converting I-GENE +enzyme I-GENE +( O +ICE B-GENE +) O +, O +Ich B-GENE +- I-GENE +1long I-GENE +, O +and O +CPP32 B-GENE +. O + +Repression O +of O +glucocorticoid B-GENE +receptor I-GENE +- O +mediated O +transcriptional O +activation O +by O +unliganded O +thyroid B-GENE +hormone I-GENE +receptor I-GENE +( O +TR B-GENE +) O +is O +TR B-GENE +isoform O +- O +specific O +. O + +The O +results O +indicate O +considerable O +flexibility O +in O +the O +spacing O +between O +DH B-GENE +regulatory O +sites O +. O + +Obstruction O +of O +the O +ERF B-GENE +repressor I-GENE +function O +by O +the O +transactivating O +members O +of O +the O +ets B-GENE +family I-GENE +of O +genes O +( O +i O +. O +e O +. O +gag B-GENE +- O +myb B-GENE +- O +ets B-GENE +) O +may O +be O +essential O +for O +the O +control O +of O +genes O +involved O +in O +cell O +proliferation O +and O +may O +also O +underlie O +their O +tumorigenic O +effects O +. O + +We O +show O +that O +c B-GENE +- I-GENE +Fos I-GENE +( O +the O +c B-GENE +- I-GENE +fos I-GENE +protooncogene I-GENE +product I-GENE +) O +, O +which O +is O +an O +intrinsically O +unstable O +nuclear O +protein O +, O +is O +metabolically O +highly O +stabilized O +, O +and O +greatly O +enhances O +the O +transforming O +efficiency O +of O +NIH O +3T3 O +cells O +, O +by O +Mos B-GENE +. O + +Cloning O +, O +sequencing O +and O +expression O +of O +the O +3 B-GENE +- I-GENE +phosphoglycerate I-GENE +kinase I-GENE +gene I-GENE +of O +Pyrococcus O +woesei O +in O +Escherichia O +coli O +and O +characterization O +of O +the O +protein O +. O + +We O +sought O +to O +determine O +whether O +such O +differences O +in O +polyadenylation O +affect O +the O +steady O +- O +state O +levels O +of O +DHFR B-GENE +and O +mRNAs O +expressed O +from O +either O +allele O +and O +, O +in O +a O +more O +general O +sense O +, O +to O +ask O +whether O +differences O +in O +3 O +' O +end O +RNA O +processing O +in O +a O +gene O +containing O +multiple O +poly O +( O +A O +) O +sites O +affects O +the O +final O +level O +of O +gene O +expression O +. O + +The O +finding O +that O +the O +chimeric B-GENE +TdT I-GENE +: O +: O +Pol B-GENE +beta I-GENE +protein I-GENE +possessed O +significant O +template O +- O +dependent O +polymerase O +activity O +suggests O +that O +aa O +1 O +- O +60 O +of O +Pol B-GENE +beta I-GENE +are O +involved O +in O +template O +utilization O +during O +the O +polymerization O +reaction O +, O +as O +suggested O +by O +the O +previous O +finding O +that O +the O +8 O +- O +kDa O +N O +- O +terminal O +domain O +of O +Pol B-GENE +beta I-GENE +possesses O +ssDNA O +- O +binding O +activity O +[ O +Kumar O +et O +al O +. O +, O +J O +. O + +The O +average O +values O +were O +199 O +and O +424 O +revertants O +/ O +g O +for O +the O +hamburgers O +and O +hot O +dogs O +, O +respectively O +. O + +Cholangiography O +was O +performed O +in O +all O +cases O +and O +classified O +by O +a O +scoring O +system O +specifically O +developed O +for O +pediatric O +patients O +. O + +In O +Trial O +1 O +, O +eight O +sows O +were O +allowed O +to O +farrow O +naturally O +( O +d O +114 O +, O +NF O +sows O +) O +and O +eight O +sows O +were O +induced O +to O +farrow O +( O +IF O +sows O +) O +prematurely O +by O +injection O +of O +prostaglandin O +F2 O +alpha O +on O +d O +112 O +of O +gestation O +. O + +End O +- O +tidal O +PO2 O +and O +the O +ratio O +of O +minute O +ventilation O +to O +oxygen O +consumption O +( O +VE O +/ O +VO2 O +) O +were O +lower O +while O +PETCO2 O +was O +higher O +for O +Hyp O +( O +P O +< O +or O += O +0 O +. O +01 O +) O +. O + +These O +results O +suggested O +that O +NfxB B-GENE +negatively O +autoregulates O +the O +expression O +of O +nfxB B-GENE +itself O +. O + +A511 O +is O +a O +broad O +- O +host O +- O +range O +, O +virulent O +myovirus O +for O +Listeria O +monocytogenes O +. O + +The O +mechanism O +of O +peroxisome O +proliferation O +is O +poorly O +understood O +. O + +If O +NCR O +- O +sensitive O +gene O +expression O +occurs O +exclusively O +by O +this O +pathway O +, O +as O +has O +been O +thought O +to O +be O +the O +case O +, O +then O +the O +NCR O +sensitivity O +of O +a O +gene O +' O +s O +expression O +should O +be O +abolished O +by O +a O +ure2 B-GENE +delta I-GENE +mutation I-GENE +. O + +The O +single O +- O +stranded O +DNA O +Pur B-GENE +alpha I-GENE +recognition I-GENE +element I-GENE +disrupts O +these O +complexes O +. O + +Association O +of O +human B-GENE +Pur I-GENE +alpha I-GENE +with O +the O +retinoblastoma B-GENE +protein I-GENE +, O +Rb B-GENE +, O +regulates O +binding O +to O +the O +single O +- O +stranded O +DNA O +Pur B-GENE +alpha I-GENE +recognition I-GENE +element I-GENE +. O + +The O +insulin B-GENE +- O +induced O +DNA O +- O +binding O +complex O +was O +identified O +as O +the O +p50 B-GENE +/ O +p65 B-GENE +heterodimer O +. O + +Using O +varying O +conditions O +, O +three O +distinct O +complexes O +were O +shown O +to O +interact O +specifically O +with O +the O +NIP B-GENE +region I-GENE +, O +although O +only O +one O +correlates O +with O +repressor O +activity O +. O + +Exchange O +of O +the O +LPL B-GENE +and O +HL B-GENE +lids O +resulted O +in O +a O +reversal O +of O +the O +phospholipase B-GENE +/ O +neutral O +lipase B-GENE +ratio O +, O +establishing O +the O +important O +role O +of O +this O +region O +in O +mediating O +substrate O +specificity O +. O + +The O +interferon B-GENE +- O +inducible O +protein B-GENE +kinase I-GENE +PKR I-GENE +modulates O +the O +transcriptional O +activation O +of O +immunoglobulin B-GENE +kappa I-GENE +gene I-GENE +. O + +Truncated O +forms O +of O +a O +novel O +yeast O +protein O +suppress O +the O +lethality O +of O +a O +G B-GENE +protein I-GENE +alpha I-GENE +subunit I-GENE +deficiency O +by O +interacting O +with O +the O +beta O +subunit O +. O + +Another O +common O +mutation O +involved O +amino O +acids O +that O +are O +thought O +to O +make O +specific O +contacts O +with O +DNA O +. O + +Levels O +of O +TSG B-GENE +- I-GENE +14 I-GENE +protein I-GENE +( O +also O +termed O +PTX B-GENE +- I-GENE +3 I-GENE +) O +become O +elevated O +in O +the O +serum O +of O +mice O +and O +humans O +after O +injection O +with O +bacterial O +lipopolysaccharide O +, O +but O +in O +contrast O +to O +conventional O +acute O +phase O +proteins O +, O +the O +bulk O +of O +TSG B-GENE +- I-GENE +14 I-GENE +synthesis O +in O +the O +intact O +organism O +occurs O +outside O +the O +liver O +. O + +The O +mouse B-GENE +beta I-GENE +2 I-GENE +- I-GENE +syntrophin I-GENE +gene I-GENE +( O +> O +33 O +kilobases O +) O +contains O +seven O +exons O +, O +all O +of O +which O +have O +homologues O +at O +the O +corresponding O +position O +in O +the O +alpha B-GENE +1 I-GENE +- I-GENE +syntrophin I-GENE +gene I-GENE +. O + +Altogether O +our O +data O +indicate O +that O +PEDF B-GENE +belongs O +to O +the O +subgroup O +of O +noninhibitory O +serpins B-GENE +and O +that O +its O +N O +- O +terminal O +region O +confers O +a O +neurite O +- O +promoting O +activity O +to O +the O +protein O +. O + +We O +report O +here O +the O +cloning O +of O +the O +murine O +p44 B-GENE +MAP B-GENE +kinase I-GENE +( O +extracellular B-GENE +signal I-GENE +- I-GENE +regulated I-GENE +kinase I-GENE +1 I-GENE +) O +gene O +, O +the O +determination O +of O +its O +intron O +/ O +exon O +boundaries O +, O +and O +the O +characterization O +of O +its O +promoter O +. O + +It O +contains O +three O +putative O +TATA O +boxes O +far O +upstream O +of O +the O +main O +start O +sites O +region O +, O +one O +AP B-GENE +- I-GENE +1 I-GENE +box I-GENE +, O +one O +AP B-GENE +- I-GENE +2 I-GENE +box I-GENE +, O +one O +Malt B-GENE +box I-GENE +, O +one O +GAGA O +box O +, O +one O +half O +serum O +- O +responsive O +element O +, O +and O +putative O +binding O +sites O +for O +Sp1 B-GENE +( O +five O +) O +, O +GC B-GENE +- I-GENE +rich I-GENE +binding I-GENE +factor I-GENE +( O +five O +) O +, O +CTF B-GENE +- I-GENE +NF1 I-GENE +( O +one O +) O +, O +Myb B-GENE +( O +one O +) O +, O +p53 B-GENE +( O +two O +) O +, O +Ets B-GENE +- I-GENE +1 I-GENE +( O +one O +) O +, O +NF B-GENE +- I-GENE +IL6 I-GENE +( O +two O +) O +, O +MyoD B-GENE +( O +two O +) O +, O +Zeste B-GENE +( O +one O +) O +, O +and O +hepatocyte B-GENE +nuclear I-GENE +factor I-GENE +- I-GENE +5 I-GENE +( O +one O +) O +. O + +We O +conclude O +that O +this O +new O +measurement O +technique O +provides O +an O +easy O +and O +accurate O +P0 O +. O +1 O +measurement O +using O +standard O +respiratory O +equipment O +when O +tested O +in O +a O +lung O +model O +. O + +Effects O +of O +verapamil O +and O +propranolol O +on O +early O +afterdepolarizations O +and O +ventricular O +arrhythmias O +induced O +by O +epinephrine O +in O +congenital O +long O +QT O +syndrome O +. O + +Deletion O +of O +the O +NF B-GENE +- I-GENE +IL6 I-GENE +beta I-GENE +leucine I-GENE +zipper I-GENE +domain I-GENE +also O +greatly O +diminished O +the O +interaction O +between O +these O +two O +proteins O +. O + +After O +cells O +were O +stably O +transfected O +with O +CIITA B-GENE +, O +endogenous O +MHC B-GENE +class I-GENE +II I-GENE +genes I-GENE +were O +constitutively O +expressed O +, O +and O +MHC B-GENE +class I-GENE +II I-GENE +promoters I-GENE +, O +delivered O +by O +transfection O +, O +were O +actively O +transcribed O +in O +CIITA B-GENE +- O +expressing O +cells O +. O + +Two O +domains O +of O +EBNA2 B-GENE +defined O +by O +deletion O +of O +amino O +acids O +247 O +- O +337 O +and O +437 O +- O +476 O +were O +found O +to O +be O +important O +for O +the O +activation O +of O +both O +promoters O +, O +while O +two O +different O +domains O +corresponding O +to O +residues O +4 O +- O +18 O +and O +118 O +- O +198 O +were O +required O +solely O +for O +the O +LMP1 B-GENE +promoter I-GENE +. O + +The O +peak O +velocities O +of O +the O +atrial O +systolic O +waves O +of O +the O +transmitral O +and O +pulmonary O +venous O +flow O +velocities O +( O +A O +and O +PVA O +, O +respectively O +) O +and O +first O +systolic O +wave O +( O +PVS1 O +) O +of O +pulmonary O +venous O +flow O +, O +durations O +of O +both O +atrial O +systolic O +waves O +, O +and O +amplitude O +of O +interatrial O +septal O +motion O +during O +atrial O +systole O +increased O +significantly O +ten O +days O +after O +cardioversion O +compared O +with O +those O +measured O +within O +a O +day O +of O +cardioversion O +in O +all O +patients O +except O +the O +5 O +patients O +with O +dilated O +cardiomyopathy O +. O + +These O +results O +suggest O +that O +low O +concentrations O +of O +IL B-GENE +- I-GENE +1 I-GENE +beta I-GENE +may O +be O +useful O +for O +nonsurgical O +treatment O +of O +human O +vitreous O +hemorrhage O +. O + +We O +conclude O +that O +pancreatic O +polypeptide O +and O +motilin B-GENE +responses O +to O +a O +meal O +are O +different O +in O +encopretic O +children O +than O +in O +children O +in O +the O +control O +group O +. O + +Here O +we O +report O +the O +cloning O +, O +expression O +, O +and O +biochemical O +characterization O +of O +the O +32 O +- O +kDa O +subunit O +of O +human O +( O +h O +) O +TFIID B-GENE +, O +termed O +hTAFII32 B-GENE +. O + +Hemolytic O +jaundice O +due O +to O +G6PD B-GENE +deficiency O +causing O +kernicterus O +in O +a O +female O +newborn O +. O + +Two O +transcripts O +of O +1 O +. O +6 O +kb O +and O +5 O +. O +8 O +kb O +are O +5 O +' O +coterminal O +and O +may O +both O +encode O +the O +novel O +glycoprotein B-GENE +gene I-GENE +EUS4 I-GENE +. O + +However O +, O +the O +few O +studies O +that O +address O +antimicrobial O +prophylaxis O +in O +bone O +marrow O +transplantation O +have O +not O +always O +shown O +a O +survival O +benefit O +. O + +The O +fracture O +groups O +were O +significantly O +older O +and O +had O +more O +years O +since O +menopause O +than O +the O +control O +groups O +. O + +In O +addition O +, O +we O +found O +differences O +in O +the O +binding O +of O +nuclear O +factors O +from O +shoots O +versus O +from O +roots O +, O +in O +agreement O +with O +the O +different O +activities O +of O +the O +promoter O +in O +these O +two O +organs O +. O + +The O +prevalence O +and O +incidence O +of O +human O +immunodeficiency O +virus O +types O +1 O +and O +2 O +( O +HIV O +- O +1 O +, O +HIV O +- O +2 O +) O +, O +human O +T O +- O +lymphotropic O +virus O +types O +I O +and O +II O +( O +HTLV O +- O +I O +/ O +II O +) O +, O +and O +syphilitic O +infections O +and O +the O +association O +between O +these O +infections O +were O +determined O +in O +a O +cohort O +of O +police O +officers O +in O +Guinea O +- O +Bissau O +. O + +We O +now O +show O +that O +the O +BAT1 B-GENE +translation I-GENE +product I-GENE +is O +the O +homolog O +of O +the O +rat B-GENE +p47 I-GENE +nuclear I-GENE +protein I-GENE +, O +the O +WM6 B-GENE +Drosophila I-GENE +gene I-GENE +product I-GENE +, O +and O +probably O +also O +Ce08102 B-GENE +of O +Caenorhabditis O +elegans O +, O +all O +members O +of O +the O +DEAD B-GENE +protein I-GENE +family I-GENE +of O +ATP B-GENE +- I-GENE +dependent I-GENE +RNA I-GENE +helicases I-GENE +. O + +By O +using O +lacZ B-GENE +fusions I-GENE +, O +it O +was O +possible O +to O +localize O +the O +DNA O +sequences O +required O +to O +mediate O +nitrate O +repression O +to O +the O +pfl B-GENE +promoter I-GENE +- I-GENE +regulatory I-GENE +region I-GENE +. O + +In O +this O +report O +, O +we O +describe O +the O +characterization O +of O +two O +early O +class B-GENE +II I-GENE +flagellar I-GENE +genes I-GENE +contained O +in O +the O +orfX O +- O +fliP B-GENE +locus O +. O + +Vestibular O +adaptation O +exercises O +and O +recovery O +: O +acute O +stage O +after O +acoustic O +neuroma O +resection O +. O + +There O +were O +no O +significant O +changes O +in O +either O +the O +fatty O +acid O +composition O +of O +biliary O +lecithin O +or O +in O +the O +bile O +acid O +composition O +of O +bile O +. O + +Although O +further O +studies O +are O +required O +to O +determine O +the O +precise O +role O +of O +PEBP2 B-GENE +in O +the O +GM B-GENE +- I-GENE +CSF I-GENE +promoter I-GENE +activity O +, O +the O +present O +findings O +suggested O +the O +importance O +of O +the O +relative O +ratio O +of O +different O +PEBP2 B-GENE +isoforms I-GENE +in O +regulating O +the O +levels O +of O +the O +promoter O +activity O +. O + +Benefits O +of O +obtaining O +board O +certification O +in O +pharmacotherapy O +. O + +Basal O +plasma O +renin B-GENE +activity O +( O +PRA O +) O +was O +slightly O +raised O +prior O +to O +training O +( O +P O +< O +0 O +. O +07 O +) O +compared O +to O +the O +controls O +and O +post O +- O +training O +. O + +The O +structural O +gene O +encoding O +the O +novel O +lantibiotic O +epilancin B-GENE +K7 I-GENE +from O +Staphylococcus O +epidermidis O +K7 O +was O +cloned O +and O +its O +nucleotide O +sequence O +was O +determined O +. O + +The O +spectrum O +of O +phenotypes O +caused O +by O +these O +mutations O +was O +strikingly O +different O +than O +mutations O +in O +the O +adaptor O +for O +the O +VP16 B-GENE +activation I-GENE +domain I-GENE +. O + +The O +5 O +' O +flanking O +region O +is O +highly O +GC O +rich O +, O +with O +multiple O +CpG O +doublets O +, O +and O +contains O +multiple O +binding O +sites O +for O +Sp1 B-GENE +. O + +To O +discern O +whether O +these O +disorders O +of O +GnRH B-GENE +deficiency O +are O +associated O +with O +altered O +melatonin O +secretion O +profiles O +, O +we O +compared O +untreated O +young O +males O +IGD O +( O +n O += O +7 O +) O +and O +DP O +( O +n O += O +7 O +) O +to O +normal O +pubertal O +male O +controls O +( O +n O += O +6 O +) O +. O + +Increased O +blood O +pressure O +during O +CyA O +treatment O +was O +independent O +of O +circulating O +ET B-GENE +- I-GENE +1 I-GENE +levels O +. O + +Analysis O +of O +several O +Tat B-GENE +mutants I-GENE +indicated O +that O +both O +the O +cysteine O +- O +rich O +and O +the O +core O +domains O +of O +this O +transactivator O +are O +necessary O +and O +sufficient O +to O +activate O +transcription O +when O +TBP B-GENE +is O +overexpressed O +. O + +In O +addition O +, O +depletion O +of O +Oct B-GENE +- I-GENE +1 I-GENE +from O +the O +nuclear O +extract O +by O +using O +Oct B-GENE +- I-GENE +1 I-GENE +- O +specific O +antiserum O +or O +a O +sequence O +- O +specific O +DNA O +affinity O +resin O +decreased O +in O +vitro O +transcription O +from O +the O +wild O +- O +type O +MMTV O +promoter O +to O +a O +level O +identical O +to O +that O +obtained O +from O +a O +promoter O +in O +which O +all O +three O +octamer O +- O +related O +sequences O +were O +mutated O +. O + +Transactivation O +of O +the O +HIV B-GENE +- I-GENE +1 I-GENE +LTR I-GENE +by O +T3R B-GENE +alpha I-GENE +and O +several O +receptor O +mutants O +revealed O +that O +the O +50 O +- O +amino O +- O +acid O +N O +- O +terminal O +A O +/ O +B O +region O +of O +T3R B-GENE +alpha I-GENE +, O +known O +to O +interact O +with O +the O +basal B-GENE +transcription I-GENE +factor I-GENE +TFIIB I-GENE +, O +is O +critical O +for O +activation O +of O +both O +Tat B-GENE +- O +dependent O +and O +Tat B-GENE +- O +independent O +responsive O +sequences O +of O +the O +LTR O +. O + +M O +. O +M O +. O +C O +. O +was O +used O +for O +2 O +. O +5 O +minutes O +in O +44 O +cases O +( O +20 O +HR O +patients O +, O +24 O +LR O +patients O +) O +, O +and O +for O +5 O +minutes O +in O +66 O +cases O +( O +46 O +HR O +patients O +, O +20 O +LR O +patients O +) O +. O + +Finally O +, O +we O +show O +that O +complexes O +similar O +to O +the O +C25 B-GENE +, O +C30 B-GENE +and O +C35 B-GENE +complexes I-GENE +are O +formed O +by O +rat O +cortex O +nuclear O +extracts O +and O +the O +SAA O +element O +in O +EMSA O +experiments O +, O +suggesting O +the O +relevance O +of O +our O +in O +vitro O +observations O +to O +the O +in O +vivo O +functioning O +of O +the O +rat B-GENE +APP I-GENE +promoter I-GENE +. O + +Oncological O +, O +clinical O +and O +psychological O +aspects O +are O +evaluated O +according O +to O +experience O +accumulated O +in O +recent O +years O +, O +with O +immediate O +and O +delayed O +reconstruction O +, O +carried O +out O +in O +the O +most O +diverse O +specialized O +centers O +. O + +The O +analysis O +of O +the O +prevalence O +values O +shows O +clearly O +that O +the O +global O +MS O +- O +frequency O +is O +closer O +related O +to O +the O +geomagnetic O +than O +to O +the O +geographic O +latitude O +. O + +Diltiazem O +caused O +significant O +decrease O +in O +the O +ventricular O +response O +without O +conversion O +to O +sinus O +rhythm O +. O + +Subhuman O +primates O +appear O +to O +be O +more O +sensitive O +to O +reproductive O +and O +other O +adverse O +effects O +of O +PCBs O +than O +humans O +. O + +When O +excluding O +children O +with O +ocular O +and O +cerebral O +pathology O +, O +32 O +matched O +pairs O +of O +premature O +and O +control O +children O +remained O +. O + +The O +cryptococcal B-GENE +antigen I-GENE +test O +was O +positive O +at O +1 O +: O +125 O +by O +latex O +agglutination O +. O + +Functional O +analysis O +of O +DNase B-GENE +- I-GENE +I I-GENE +hypersensitive O +sites O +at O +the O +mouse B-GENE +porphobilinogen I-GENE +deaminase I-GENE +gene I-GENE +locus I-GENE +. O + +These O +transcripts O +have O +a O +unique O +5 O +' O +untranslated O +region O +and O +NH2 O +- O +terminal O +sequence O +and O +encode O +a O +predicted O +protein O +of O +121 O +kD O +. O + +Both O +mu B-GENE +and I-GENE +gamma I-GENE +2b I-GENE +heavy I-GENE +chain I-GENE +genes I-GENE +cause O +this O +feedback O +inhibition O +of O +heavy O +chain O +gene O +rearrangement O +. O + +Purified O +CarP B-GENE +binds O +in O +vitro O +to O +the O +carAB B-GENE +control I-GENE +region I-GENE +and O +protects O +against O +DNase B-GENE +I I-GENE +two O +approximately O +25 O +bp O +long O +stretches O +, O +one O +of O +which O +is O +located O +just O +downstream O +of O +the O +GATC O +sequence O +. O + +They O +include O +genes O +encoding O +three O +subunits O +of O +the O +cytochrome B-GENE +oxidase I-GENE +( O +cox1 B-GENE +to I-GENE +3 I-GENE +) O +, O +apocytochrome B-GENE +b I-GENE +( O +cob B-GENE +) O +, O +seven O +subunits O +of O +the O +NADH B-GENE +dehydrogenase I-GENE +complex I-GENE +( O +nad1 B-GENE +to I-GENE +6 I-GENE +, O +nad4L B-GENE +) O +, O +two O +ATPase B-GENE +subunits O +( O +atp6 B-GENE +and O +atp9 B-GENE +) O +, O +three O +ribosomal O +RNAs O +( O +rrn5 B-GENE +, O +srn B-GENE +and O +lrn B-GENE +) O +, O +23 O +tRNAs O +and O +four O +ribosomal O +proteins O +( O +rps3 B-GENE +, O +rps11 B-GENE +, O +rps12 B-GENE +and O +rpl16 B-GENE +) O +. O + +From O +day O +10 O +, O +a O +significant O +increase O +in O +platelet O +count O +was O +observed O +in O +eight O +of O +the O +ten O +patients O +treated O +with O +heparin O +( O +p O +< O +0 O +. O +05 O +) O +, O +with O +return O +to O +the O +initial O +value O +after O +heparin O +cessation O +in O +six O +of O +the O +responders O +. O + +These O +" O +nucleocapsid O +- O +like O +" O +structures O +were O +readily O +purified O +by O +density O +gradient O +centrifugation O +. O + +Resources O +for O +helping O +patients O +to O +quit O +smoking O +. O + +The O +PEBP2 B-GENE +alpha I-GENE +proteins I-GENE +contain O +a O +128 O +- O +amino O +- O +acid O +( O +aa O +) O +region O +highly O +homologous O +to O +the O +Drosophila B-GENE +melanogaster I-GENE +segmentation I-GENE +gene I-GENE +runt I-GENE +. O + +In O +human O +proliferative O +cells O +, O +the O +NADP O +- O +dependent O +ME B-GENE +activity O +is O +poorly O +expressed O +and O +barely O +inducible O +by O +thyroid O +hormones O +. O + +Based O +on O +previous O +mapping O +of O +the O +G B-GENE +beta I-GENE +gamma I-GENE +binding I-GENE +region I-GENE +of O +beta B-GENE +ARK I-GENE +, O +and O +conserved O +residues O +within O +the O +PH B-GENE +domain I-GENE +, O +we O +have O +constructed O +a O +series O +of O +mutants O +in O +the O +carboxyl O +terminus O +of O +beta B-GENE +ARK I-GENE +in O +order O +to O +determine O +important O +residues O +involved O +in O +G B-GENE +beta I-GENE +gamma I-GENE +and O +PIP2 O +binding O +. O + +To O +dissect O +these O +mechanisms O +, O +wild O +- O +type O +and O +mutant B-GENE +Raf I-GENE +- I-GENE +1 I-GENE +proteins I-GENE +were O +studied O +in O +an O +in O +vitro O +system O +with O +purified O +plasma O +membranes O +from O +v B-GENE +- I-GENE +Ras I-GENE +- O +and O +v B-GENE +- I-GENE +Src I-GENE +- O +transformed O +cells O +( O +transformed O +membranes O +) O +. O + +In O +CV O +- O +1 O +cells O +, O +cotransfection O +of O +the O +retinoid B-GENE +and I-GENE +estrogen I-GENE +receptors I-GENE +led O +to O +mutual O +inhibition O +of O +the O +other O +' O +s O +activity O +, O +while O +an O +RA O +- O +dependent O +inhibition O +of O +ER B-GENE +activity O +was O +observed O +in O +breast O +cancer O +cells O +. O + +D O +. O + +It O +was O +proposed O +that O +the O +synthetase O +- O +related O +sequences O +of O +GCN2 B-GENE +stimulate O +the O +activity O +of O +the O +kinase O +by O +interacting O +directly O +with O +uncharged O +tRNA O +that O +accumulates O +during O +amino O +acid O +limitation O +. O + +However O +, O +unlike O +Bcl B-GENE +- I-GENE +2 I-GENE +and O +the O +E1B B-GENE +19K I-GENE +proteins I-GENE +, O +which O +completely O +block O +apoptosis O +but O +not O +p53 B-GENE +- O +dependent O +growth O +arrest O +, O +H B-GENE +- I-GENE +ras I-GENE +expression O +permitted O +DNA O +synthesis O +and O +cell O +proliferation O +in O +the O +presence O +of O +high O +levels O +of O +wild B-GENE +- I-GENE +type I-GENE +p53 I-GENE +. O + +To O +compare O +the O +PAX3 B-GENE +and O +putative O +PAX3 B-GENE +- O +FKHR B-GENE +transactivation O +domains O +, O +we O +fused O +C O +- O +terminal O +test O +fragments O +to O +the O +heterologous O +GAL4 B-GENE +DNA I-GENE +- I-GENE +binding I-GENE +domain I-GENE +and O +tested O +activation O +of O +a O +reporter O +gene O +co O +- O +transfected O +into O +four O +cell O +types O +. O + +All O +subjects O +were O +submitted O +to O +ECG O +and O +arterial O +blood O +pressure O +determination O +and O +were O +assayed O +for O +TSH B-GENE +, O +thyroid O +hormone O +, O +PRL B-GENE +, O +glucose O +, O +creatinine O +, O +nitrogen O +, O +glutamine B-GENE +transaminase I-GENE +, O +cholesterol O +and O +triglycerides O +plasma O +levels O +before O +therapy O +( O +T0 O +) O +, O +after O +30 O +treatment O +days O +( O +T30 O +) O +and O +after O +a O +15 O +days O +washout O +( O +T45 O +) O +. O + +Acute O +decrease O +in O +body O +temperature O +( O +TB O +) O +lowered O +PaCO2 O +( O +32 O +. O +5 O +to O +14 O +. O +5 O +mmHg O +) O +and O +[ O +HCO3 O +- O +] O +a O +( O +24 O +. O +20 O +mEq O +/ O +L O +to O +17 O +. O +56 O +mEq O +/ O +L O +) O +, O +increased O +pHa O +( O +7 O +. O +481 O +to O +7 O +. O +608 O +) O +and O +diminished O +the O +[ O +OH O +- O +] O +/ O +[ O +H O ++ O +] O +ratio O +, O +but O +had O +no O +significant O +effect O +on O +[ O +SID O +] O +or O +[ O +Atot O +] O +, O +although O +both O +total O +phosphorus O +[ O +PT O +] O +and O +inorganic O +phosphate O +[ O +Pi O +] O +increased O +. O + +Hepatitis O +B O +vaccine O +: O +still O +has O +its O +problems O +. O + +Basal O +promoter O +activity O +is O +enhanced O +by O +a O +functional O +M1 O +domain O +in O +LHR B-GENE +- O +expressing O +mouse O +Leydig O +tumor O +cells O +( O +MLTC O +) O +but O +not O +in O +non O +- O +expressing O +CHO O +cells O +. O + +For O +Al O +, O +the O +exposure O +to O +1 O +. O +36 O +mg O +/ O +m3 O +during O +the O +shift O +corresponded O +to O +a O +urinary O +concentration O +at O +the O +end O +of O +the O +shift O +of O +200 O +microgram O +/ O +g O +creatinine O +. O + +Tumor B-GENE +necrosis I-GENE +factor I-GENE +- I-GENE +alpha I-GENE +( O +TNF B-GENE +alpha I-GENE +) O +, O +a O +proinflammatory O +cytokine O +, O +inhibits O +cAMP O +- O +stimulated O +testosterone O +production O +in O +mouse O +Leydig O +cells O +. O + +The O +Drosophila B-GENE +insulin I-GENE +receptor I-GENE +homolog I-GENE +: O +a O +gene O +essential O +for O +embryonic O +development O +encodes O +two O +receptor O +isoforms O +with O +different O +signaling O +potential O +. O + +We O +show O +here O +that O +RA O +and O +E1A B-GENE +induce O +phosphorylation O +of O +the O +E1A B-GENE +- I-GENE +associated I-GENE +300 I-GENE +kDa I-GENE +protein I-GENE +( O +p300 B-GENE +) O +during O +the O +differentiation O +of O +F9 O +cells O +. O + +The O +double O +- O +stranded O +RNA O +binding O +domain O +( O +dsRBD O +) O +is O +an O +approximately O +65 O +amino O +acid O +motif O +that O +is O +found O +in O +a O +variety O +of O +proteins O +that O +interact O +with O +double O +- O +stranded O +( O +ds O +) O +RNA O +, O +such O +as O +Escherichia O +coli O +RNase B-GENE +III I-GENE +and O +the O +dsRNA B-GENE +- I-GENE +dependent I-GENE +kinase I-GENE +, O +PKR B-GENE +. O + +SCA B-GENE +was O +resistant O +to O +inhibitors O +of O +serine O +, O +aspartyl O +, O +and O +metalloproteases B-GENE +, O +but O +it O +was O +sensitive O +to O +N O +- O +ethylmaleimide O +. O + +Mutational O +analysis O +of O +potential O +activating O +phosphorylation O +sites O +found O +in O +NIMA B-GENE +, O +NIM B-GENE +- I-GENE +1 I-GENE +, O +and O +related O +protein O +kinases O +was O +performed O +on O +NIMA B-GENE +. O + +However O +, O +a O +similar O +mutation O +of O +a O +leucine O +residue O +to O +arginine O +at O +position O +422 O +showed O +no O +alteration O +of O +heterodimerization O +, O +DNA O +binding O +, O +or O +transcriptional O +activation O +. O + +Expression O +of O +the O +CYP11A1 B-GENE +gene I-GENE +is O +increased O +by O +hormones O +, O +such O +as O +adrenocorticotropin B-GENE +and O +luteinizing B-GENE +hormone I-GENE +, O +as O +well O +as O +by O +a O +number O +of O +growth O +factors O +, O +suggesting O +that O +its O +promoter O +may O +contain O +regulatory O +elements O +that O +respond O +to O +multiple O +signal O +transduction O +pathways O +. O + +NH2 O +- O +and O +COOH O +- O +terminal O +deletion O +analysis O +revealed O +that O +both O +the O +PH B-GENE +and O +putative O +guanine B-GENE +nucleotide I-GENE +exchange I-GENE +factor I-GENE +domains I-GENE +are O +required O +, O +but O +the O +zinc O +butterfly O +is O +dispensable O +, O +for O +transformation O +. O + +The O +objective O +of O +our O +study O +was O +to O +evaluate O +the O +age O +, O +sex O +, O +clinical O +conditions O +, O +family O +history O +, O +site O +, O +catheter O +association O +, O +means O +of O +radiologic O +evaluation O +, O +development O +of O +pulmonary O +involvement O +, O +prevalence O +of O +antithrombin B-GENE +III I-GENE +, O +protein B-GENE +C I-GENE +and O +protein B-GENE +S I-GENE +deficiencies O +, O +and O +lupus O +anticoagulants O +in O +children O +who O +suffered O +a O +thrombotic O +event O +. O + +Harel O +, O +E O +. O +M O +. O + +Radiotherapy O +and O +early O +orchiectomy O +in O +stage O +D1 O +prostatic O +carcinoma O + +Structural O +organization O +and O +developmental O +expression O +pattern O +of O +the O +mouse B-GENE +WD I-GENE +- I-GENE +repeat I-GENE +gene I-GENE +DMR I-GENE +- I-GENE +N9 I-GENE +immediately O +upstream O +of O +the O +myotonic B-GENE +dystrophy I-GENE +locus I-GENE +. O + +The O +ARX2 O +procedure O +models O +the O +recorded O +signal O +as O +the O +sum O +of O +three O +signals O +: O +( O +a O +) O +the O +background O +EEG O +activity O +, O +modelled O +as O +an O +autoregressive O +process O +driven O +by O +a O +white O +noise O +; O +( O +b O +) O +a O +filtered O +version O +of O +a O +reference O +signal O +carrying O +the O +average O +information O +contained O +in O +each O +sweep O +; O +( O +c O +) O +a O +signal O +due O +to O +the O +ocular O +artefact O +propagation O +. O + +The O +expression O +of O +the O +gene O +encoding O +the O +enzyme O +( O +CYP19 B-GENE +) O +is O +regulated O +, O +in O +part O +, O +by O +tissue O +- O +specific O +promoters O +through O +the O +use O +of O +alternative O +- O +splicing O +mechanisms O +. O + +CIITA B-GENE +mRNA I-GENE +is O +normally O +inducible O +by O +IFN B-GENE +- I-GENE +gamma I-GENE +in O +class O +II O +non O +- O +inducible O +, O +RB O +- O +defective O +lines O +, O +and O +in O +one O +line O +, O +re O +- O +expression O +of O +RB B-GENE +has O +no O +effect O +on O +CIITA B-GENE +mRNA I-GENE +induction O +levels O +. O + +Consistent O +with O +the O +protein O +expression O +data O +, O +V B-GENE +beta I-GENE +8 I-GENE +. I-GENE +3 I-GENE +gene I-GENE +transcripts I-GENE +were O +found O +only O +in O +the O +transgenic O +lines O +with O +the O +wild O +- O +type O +promoter O +. O + +One O +month O +after O +the O +DTaP O +booster O +vaccination O +, O +both O +groups O +had O +6 O +- O +to O +40 O +- O +fold O +increases O +in O +serum O +antibody O +concentrations O +to O +all O +antigens O +tested O +; O +the O +concentrations O +against O +the O +three O +pertussis B-GENE +antigens I-GENE +were O +higher O +in O +the O +DTaP O +- O +primed O +children O +( O +p O +< O +0 O +. O +05 O +) O +. O + +Interestingly O +, O +this O +amino O +- O +terminal O +determinant O +appears O +not O +to O +reside O +in O +the O +HSV O +- O +alpha B-GENE +TIF I-GENE +, O +which O +displays O +no O +independent O +amino O +- O +terminal O +activity O +. O + +We O +also O +show O +that O +in O +fusions O +with O +the O +DNA O +binding O +domain O +of O +GAL4 B-GENE +, O +full O +activity O +requires O +the O +entire O +BHV B-GENE +- I-GENE +alpha I-GENE +TIF I-GENE +, O +although O +both O +amino O +and O +carboxyl O +termini O +display O +some O +activity O +on O +their O +own O +. O + +To O +investigate O +the O +potential O +role O +of O +SP1 B-GENE +, O +we O +examined O +nuclear O +extracts O +from O +HCMV O +- O +infected O +cells O +. O + +Here O +we O +show O +that O +messenger O +RNAs O +encoding O +trans O +- O +sialidases O +containing O +the O +repeats O +are O +not O +present O +in O +epimastigotes O +but O +are O +abundant O +in O +trypomastigotes O +. O + +From O +May O +1985 O +to O +May O +1989 O +, O +126 O +necropsies O +were O +performed O +at O +the O +Sao O +Paulo O +City O +Morgue O +on O +cadavers O +of O +individuals O +AIDS O +victims O +whose O +unnatural O +deaths O +had O +prompted O +police O +investigations O +. O + +A O +model O +with O +age O +and O +weight O +described O +the O +best O +fit O +for O +TBBMD O +, O +whereas O +age O +, O +weight O +, O +and O +height O +described O +the O +best O +fit O +for O +total O +body O +TBBMC O +. O + +As O +retinoic O +acid O +and O +thyroid O +hormone O +are O +frequently O +involved O +in O +developmental O +regulatory O +processes O +, O +it O +is O +possible O +that O +this O +element O +may O +be O +important O +in O +the O +process O +of O +islet O +cell O +differentiation O +. O + +The O +C O +- O +terminal O +peptide O +sequences O +of O +the O +human B-GENE +lymphocyte I-GENE +- I-GENE +specific I-GENE +high I-GENE +mobility I-GENE +group I-GENE +( I-GENE +HMG I-GENE +) I-GENE +- I-GENE +box I-GENE +transcription I-GENE +factor I-GENE +TCF I-GENE +- I-GENE +1 I-GENE +are O +determined O +by O +alternative O +splice O +mechanisms O +affecting O +the O +exons O +VIII O +to O +X O +. O + +Thromboxane O +B2 O +increased O +( O +97 O ++ O +/ O +- O +105 O +versus O +40 O ++ O +/ O +- O +26 O +pg O +/ O +ml O +) O +and O +was O +significantly O +higher O +during O +heparin O +free O +hemodialysis O +than O +during O +hemodialysis O +with O +heparin O +( O +p O += O +0 O +. O +01 O +, O +Wilcoxon O +matched O +pairs O +signed O +rank O +test O +) O +. O + +To O +explore O +the O +mechanism O +of O +RSK B-GENE +activation O +, O +a O +cloned O +human O +RSK B-GENE +cDNA O +( O +RSK3 B-GENE +) O +was O +used O +to O +generate O +and O +characterize O +several O +site O +- O +directed O +RSK B-GENE +mutants I-GENE +; O +K91A O +( O +N O +- O +Lys O +, O +NH2 O +- O +terminal O +ATP O +- O +binding O +mutant O +) O +, O +K444A O +( O +C O +- O +Lys O +, O +COOH O +- O +terminal O +ATP O +- O +binding O +mutant O +) O +, O +N O +/ O +C O +- O +Lys O +( O +double O +ATP O +- O +binding O +mutant O +) O +T570A O +( O +C O +- O +Thr O +, O +mutant O +of O +the O +putative O +MAPK B-GENE +phosphorylation O +site O +in O +subdomain O +VIII O +of O +the O +C O +- O +domain O +) O +, O +S218A O +( O +N O +- O +Ser O +, O +mutant O +of O +the O +corresponding O +NH2 O +- O +terminal O +residue O +) O +. O + +In O +contrast O +, O +both O +C O +- O +Lys O +and O +C O +- O +Thr O +retained O +high O +levels O +of O +kinase O +activity O +and O +were O +capable O +of O +responding O +to O +stimulation O +. O + +Conversely O +, O +treatment O +of O +human B-GENE +protein I-GENE +- I-GENE +tyrosine I-GENE +phosphatase I-GENE +alpha I-GENE +- O +overexpressing O +cells O +with O +phenylarsine O +oxide O +led O +to O +a O +loss O +of O +the O +constitutive O +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +activity O +. O + +A O +TATA O +- O +less O +promoter O +containing O +binding O +sites O +for O +ubiquitous O +transcription O +factors O +mediates O +cell O +type O +- O +specific O +regulation O +of O +the O +gene O +for O +transcription B-GENE +enhancer I-GENE +factor I-GENE +- I-GENE +1 I-GENE +( O +TEF B-GENE +- I-GENE +1 I-GENE +) O +. O + +Since O +electrical O +stimulation O +of O +neurones O +may O +activate O +not O +only O +cell O +bodies O +but O +also O +neuronal O +fibres O +, O +this O +study O +aimed O +to O +test O +a O +selectively O +cholinergic O +neurochemical O +stimulation O +of O +the O +rat O +substantia O +innominata O +( O +SI O +) O +by O +the O +local O +microinjection O +of O +carbachol O +; O +the O +effects O +of O +this O +acetylcholine O +agonist O +were O +compared O +with O +glutamate O +. O + +We O +purified O +both O +proteins O +from O +human O +platelet O +membranes O +using O +DEAE O +- O +Sepharose O +chromatography O +followed O +by O +mAb B-GENE +F11 I-GENE +affinity O +chromatography O +. O + +The O +homeobox B-GENE +gene I-GENE +ATK1 I-GENE +of O +Arabidopsis O +thaliana O +is O +expressed O +in O +the O +shoot O +apex O +of O +the O +seedling O +and O +in O +flowers O +and O +inflorescence O +stems O +of O +mature O +plants O +. O + +The O +most O +likely O +explanation O +for O +this O +is O +that O +gold O +principally O +accumulates O +in O +the O +Kupffer O +cells O +and O +renal O +cortex O +and O +these O +cells O +do O +not O +express O +Type B-GENE +I I-GENE +deiodinase I-GENE +. O + +These O +results O +suggest O +that O +different O +models O +of O +intestinal O +ischemia O +have O +different O +cytokine O +profiles O +and O +that O +the O +early O +TNF B-GENE +response O +associated O +with O +SMA O +occlusion O +model O +is O +primarily O +due O +to O +the O +laparotomy O +. O + +Our O +evidence O +derives O +from O +three O +principal O +observations O +: O +1 O +) O +a O +transfection O +construct O +containing O +only O +122 O +nucleotides O +( O +nt O +) O +of O +promoter O +1 O +and O +328 O +nt O +of O +the O +5 O +' O +- O +UTR O +retained O +full O +PGE2 O +- O +stimulated O +reporter O +expression O +; O +2 O +) O +maximal O +PGE2 O +- O +driven O +reporter O +expression O +required O +the O +presence O +of O +nt O +196 O +to O +328 O +of O +exon O +1 O +when O +tested O +within O +the O +context O +of O +IGF B-GENE +- I-GENE +I I-GENE +promoter I-GENE +1 I-GENE +; O +3 O +) O +cotransfection O +of O +IGF B-GENE +- I-GENE +I I-GENE +promoter I-GENE +- O +luciferase B-GENE +- O +reporter O +constructs O +with O +a O +plasmid O +encoding O +the O +alpha O +- O +isoform O +of O +the O +catalytic O +subunit O +of O +murine B-GENE +cAMP I-GENE +- I-GENE +dependent I-GENE +protein I-GENE +kinase I-GENE +( O +PKA B-GENE +) O +produced O +results O +comparable O +to O +those O +seen O +with O +PGE2 O +treatment O +, O +whereas O +cotransfection O +with O +a O +plasmid O +encoding O +a O +mutant O +regulatory O +subunit O +of O +PKA B-GENE +that O +cannot O +bind O +cAMP O +blocked O +PGE2 O +- O +induced O +reporter O +expression O +. O + +The O +changes O +after O +treatment O +were O +observed O +chiefly O +by O +electromyography O +while O +sensory O +and O +motor O +improvement O +were O +also O +recorded O +as O +auxiliary O +indicators O +. O + +Band O +- O +shift O +assays O +and O +DNase B-GENE +I I-GENE +footprinting O +experiments O +using O +purified O +42 O +kDa O +repressor O +isoform O +confirmed O +that O +CIRs B-GENE +5 I-GENE +and I-GENE +6 I-GENE +were O +indeed O +the O +targets O +for O +binding O +of O +this O +protein O +. O + +Retransformation O +of O +uvsH77 B-GENE +mutants I-GENE +with O +the O +rescued O +cosmids O +from O +the O +MMS O +- O +resistant O +transformants O +resulted O +in O +restoration O +of O +both O +UV O +and O +MMS O +resistance O +to O +wild O +- O +type O +levels O +. O + +Furthermore O +, O +this O +element O +confers O +p53 B-GENE +induction O +to O +the O +otherwise O +nonresponsive O +adenovirus O +major O +late O +promoter O +. O + +In O +flies O +, O +the O +dShc B-GENE +protein I-GENE +physically O +associates O +with O +the O +activated O +Drosophila B-GENE +epidermal I-GENE +growth I-GENE +factor I-GENE +receptor I-GENE +homolog I-GENE +( O +DER B-GENE +) O +and O +is O +inducibly O +phosphorylated O +on O +tyrosine O +by O +DER B-GENE +. O + +A O +potential O +binding O +site O +for O +the O +dShc B-GENE +PTB O +domain O +is O +located O +at O +Tyr O +- O +1228 O +of O +DER B-GENE +. O + +A O +Drosophila B-GENE +shc I-GENE +gene I-GENE +product I-GENE +is O +implicated O +in O +signaling O +by O +the O +DER B-GENE +receptor I-GENE +tyrosine I-GENE +kinase I-GENE +. O + +This O +inhibition O +can O +be O +overcome O +by O +mutating O +either O +the O +exon O +' O +s O +5 O +' O +or O +3 O +' O +splice O +site O +to O +make O +it O +correspond O +more O +closely O +to O +the O +relevant O +consensus O +sequence O +. O + +Biochemical O +analysis O +shows O +that O +Ssm1p B-GENE +is O +a O +structural O +protein O +that O +forms O +part O +of O +the O +largest O +60S B-GENE +ribosomal I-GENE +subunit I-GENE +, O +which O +does O +not O +exist O +in O +a O +pool O +of O +free O +proteins O +. O + +In O +wild O +- O +type O +cells O +, O +SSM1b B-GENE +transcripts I-GENE +accumulate O +to O +twice O +the O +level O +of O +SSM1a B-GENE +transcripts I-GENE +, O +suggesting O +that O +SSM1b B-GENE +is O +responsible O +for O +the O +majority O +of O +the O +Ssm1p B-GENE +pool O +. O + +Northern O +blot O +analysis O +revealed O +the O +expression O +of O +LIMK B-GENE +- I-GENE +1 I-GENE +mRNA I-GENE +predominantly O +in O +the O +brain O +and O +the O +expression O +of O +LIMK B-GENE +- I-GENE +2 I-GENE +mRNA I-GENE +in O +various O +tissues O +in O +the O +rat O +. O + +On O +the O +basis O +of O +this O +anatomic O +concept O +, O +the O +brachioplasty O +procedure O +was O +modified O +to O +provide O +secure O +anchoring O +of O +the O +arm O +flap O +to O +the O +axillary O +fascia O +along O +with O +strong O +superficial O +fascial O +system O +repair O +of O +incisions O +, O +reducing O +the O +risk O +of O +widening O +or O +migration O +of O +scars O +and O +unnatural O +contours O +. O + +Furthermore O +, O +microinjection O +of O +dominant O +negative O +forms O +of O +Rac B-GENE +and O +Cdc42 B-GENE +or O +of O +the O +Rho B-GENE +inhibitor O +C3 B-GENE +transferase I-GENE +blocked O +serum O +- O +induced O +DNA O +synthesis O +. O + +INF B-GENE +- I-GENE +alpha I-GENE +therapy O +has O +been O +a O +major O +development O +in O +the O +treatment O +of O +CML O +. O + +A O +series O +of O +amino O +terminal O +deletion O +mutants O +( O +d10 O +, O +d20 O +, O +d27 O +, O +d31 O +, O +d40 O +, O +d44 O +, O +and O +d73 O +) O +were O +compared O +for O +processing O +, O +cell O +surface O +expression O +, O +and O +maintenance O +of O +their O +biological O +attributes O +by O +recombinant O +expression O +of O +mutant O +genes O +using O +a O +plasmid O +vector O +( O +pcDL O +- O +SR O +alpha O +- O +296 O +) O +in O +CV O +- O +1 O +and O +HeLa O +cells O +. O + +Intrathecal O +acetyl B-GENE +cholinesterase I-GENE +inhibitors O +produce O +analgesia O +that O +is O +synergistic O +with O +morphine O +and O +clonidine O +in O +rats O +. O + +After O +determining O +isoflurane O +MAC O +in O +triplicate O +, O +birds O +were O +given O +a O +mu O +- O +opioid O +agonist O +( O +morphine O +, O +n O += O +9 O +) O +or O +a O +kappa O +- O +opioid O +agonist O +( O +U50488H O +, O +n O += O +9 O +) O +. O + +Max B-GENE +was O +constantly O +transcribed O +at O +a O +relatively O +low O +level O +during O +cell O +cycle O +progression O +. O + +The O +yeast O +enzyme O +was O +6 O +- O +fold O +slower O +than O +the O +mammalian O +enzymes O +, O +which O +made O +it O +amenable O +to O +pre O +- O +steady O +- O +state O +stopped O +- O +flow O +spectroscopic O +kinetic O +analysis O +at O +30 O +degrees O +C O +and O +pH O +6 O +. O +0 O +. O + +Key O +areas O +of O +the O +selection O +process O +including O +medical O +and O +surgical O +alternatives O +to O +transplantation O +, O +the O +composition O +of O +the O +transplant O +work O +- O +up O +, O +specific O +inclusion O +criteria O +as O +well O +as O +specific O +psychosocial O +factors O +and O +specific O +disease O +etiologies O +and O +co O +- O +morbidities O +that O +might O +represent O +contraindications O +were O +extensively O +reviewed O +. O + +In O +both O +shoots O +and O +roots O +, O +GT B-GENE +- I-GENE +2 I-GENE +protein I-GENE +is O +undetectable O +in O +meristematic O +tissue O +but O +becomes O +expressed O +at O +later O +stages O +of O +cellular O +development O +, O +consistent O +with O +a O +role O +in O +contributing O +to O +the O +pattern O +of O +phytochrome B-GENE +A I-GENE +gene I-GENE +expression O +. O + +Comparative O +DNA O +sequence O +analysis O +showed O +the O +Genethon O +microsatellite B-GENE +D19S596 I-GENE +lies O +2 O +. O +2 O +kb O +downstream O +of O +the O +coding O +region O +of O +FUT1 B-GENE +, O +indicating O +that O +the O +cluster O +comprising O +the O +closely O +linked O +FUT1 B-GENE +and O +FUT2 B-GENE +genes I-GENE +is O +located O +4 O +cM O +distal O +to O +D19S412 B-GENE +( O +lod O +score O +13 O +. O +7 O +) O +and O +9 O +cM O +proximal O +to O +D19S571 B-GENE +( O +lod O +score O +11 O +. O +7 O +) O +. O + +We O +conclude O +that O +transcription O +activation O +by O +LEF B-GENE +- I-GENE +1 I-GENE +in O +vitro O +is O +a O +chromatin O +- O +dependent O +process O +that O +requires O +a O +functional O +trans O +- O +activation O +domain O +in O +addition O +to O +the O +HMG B-GENE +domain I-GENE +. O + +TH B-GENE +- O +SH3 B-GENE +binding O +in O +vitro O +is O +abolished O +by O +specific O +, O +single O +amino O +acid O +substitutions O +within O +the O +Btk B-GENE +TH B-GENE +domain I-GENE +or O +the O +Fyn B-GENE +SH3 B-GENE +domain I-GENE +. O + +These O +results O +indicate O +that O +K B-GENE +- I-GENE +glypican I-GENE +is O +a O +novel O +GPI B-GENE +- I-GENE +anchored I-GENE +HSPG I-GENE +involved O +in O +embryonic O +development O +. O + +Protein B-GENE +S I-GENE +levels O +were O +virtually O +undetectable O +at O +the O +time O +of O +admission O +and O +failed O +to O +respond O +to O +infusions O +of O +fresh O +frozen O +plasma O +, O +despite O +correction O +of O +other O +procoagulant O +and O +anticoagulant O +factors O +. O + +The O +test O +was O +not O +performed O +in O +3923 O +patients O +because O +of O +contraindications O +. O + +The O +ubiquitous O +transcription O +factor O +Oct B-GENE +- I-GENE +1 I-GENE +forms O +complexes O +with O +an O +octamer O +motif O +present O +within O +FPIV O +by O +gel O +shift O +analysis O +with O +liver O +and O +kidney O +extracts O +, O +making O +Oct B-GENE +- I-GENE +1 I-GENE +an O +intriguing O +candidate O +for O +partnership O +in O +androgen O +regulation O +. O + +We O +used O +deletion O +analysis O +and O +transfection O +assays O +with O +reporter O +gene O +constructs O +to O +examine O +the O +transcription O +control O +elements O +in O +the O +5 O +' O +flanking O +region O +of O +the O +human B-GENE +EpoR I-GENE +gene I-GENE +. O + +Incubation O +of O +the O +purified O +fusion O +proteins O +with O +[ O +gamma O +- O +32P O +] O +ATP O +in O +an O +in O +vitro O +assay O +showed O +that O +both O +proteins O +were O +capable O +of O +autophosphorylation O +. O + +The O +character O +of O +specific O +immune O +response O +in O +101 O +immunized O +children O +and O +in O +12 O +adults O +belonging O +to O +a O +high O +risk O +group O +with O +respect O +to O +VHB O +. O + +After O +nadolol O +, O +heart O +rate O +decreased O +( O +- O +22 O ++ O +/ O +- O +8 O +% O +) O +, O +and O +so O +did O +PBV O +and O +PBF O +( O +8 O +. O +8 O ++ O +/ O +- O +3 O +. O +4 O +vs O +. O + +Adrenergic O +system O +activation O +, O +indicated O +by O +metanephrine O +/ O +epinephrine O +ratio O +, O +increased O +with O +time O +in O +losing O +males O +, O +except O +that O +after O +one O +month O +of O +cohabitation O +, O +turnover O +returned O +to O +levels O +that O +equaled O +those O +of O +control O +animals O +. O + +Transabdominal O +repair O +of O +type O +IV O +thoraco O +- O +abdominal O +aortic O +aneurysms O +. O + +A O +. O + +Primer O +extension O +and O +cDNA O +cloning O +were O +used O +to O +isolate O +the O +complete O +5 O +' O +end O +of O +the O +Nramp1 B-GENE +mRNA I-GENE +. O + +Primer O +extension O +and O +S1 B-GENE +nuclease I-GENE +mapping O +experiments O +were O +used O +to O +locate O +the O +transcription O +initiation O +site O +of O +Nramp1 B-GENE +and O +revealed O +the O +presence O +of O +one O +major O +and O +several O +minor O +initiation O +sites O +. O + +Sequence O +analysis O +of O +the O +5 O +' O +- O +flanking O +region O +of O +the O +CD69 B-GENE +gene I-GENE +revealed O +the O +presence O +of O +a O +potential O +TATA O +element O +30 O +base O +pairs O +upstream O +of O +the O +major O +transcription O +initiation O +site O +and O +several O +putative O +binding O +sequences O +for O +inducible O +transcription O +factors O +( O +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +, O +Egr B-GENE +- I-GENE +1 I-GENE +, O +AP B-GENE +- I-GENE +1 I-GENE +) O +, O +which O +might O +mediate O +the O +inducible O +expression O +of O +this O +gene O +. O + +The O +plasmin B-GENE +- I-GENE +derived I-GENE +D I-GENE +( I-GENE +approximately I-GENE +105 I-GENE +- I-GENE +kDa I-GENE +) I-GENE +product I-GENE +, O +however O +, O +could O +be O +cross O +- O +linked O +into O +DD O +dimers O +. O + +All O +clinical O +isolates O +were O +concomitantly O +tested O +by O +disk O +diffusion O +and O +agar O +dilution O +procedures O +as O +outlined O +by O +the O +National O +Committee O +for O +Clinical O +Laboratory O +Standards O +. O + +IgE B-GENE +levels O +showed O +higher O +values O +compared O +to O +normal O +individuals O +and O +IgE B-GENE +levels O +were O +higher O +in O +children O +groups O +than O +in O +adults O +regardless O +of O +the O +intensity O +of O +infection O +. O + +Tissue O +- O +specific O +expression O +of O +the O +tmy B-GENE +- I-GENE +1 I-GENE +gene I-GENE +was O +determined O +by O +microinjection O +of O +a O +promoter B-GENE +/ I-GENE +lacZ I-GENE +fusion I-GENE +gene I-GENE +and O +with O +immunohistochemistry O +by O +using O +affinity O +- O +purified O +tissue B-GENE +- I-GENE +specific I-GENE +anti I-GENE +- I-GENE +tropomyosins I-GENE +. O + +The O +nucleotide O +sequence O +of O +the O +chloroplast O +( O +cp O +) O +DNA O +from O +maize O +( O +Zea O +mays O +) O +has O +been O +completed O +. O + +Investigation O +of O +the O +control O +of O +coronavirus O +subgenomic O +mRNA O +transcription O +by O +using O +T7 O +- O +generated O +negative O +- O +sense O +RNA O +transcripts O +. O + +Initiation O +of O +translation O +of O +the O +human O +hepatitis O +C O +virus O +( O +HCV O +) O +RNA O +genome O +occurs O +by O +internal O +ribosome O +entry O +into O +the O +5 O +' O +noncoding O +region O +( O +5 O +' O +NCR O +) O +in O +a O +cap O +- O +independent O +manner O +. O + +Mean O +longitudinal O +extension O +of O +the O +epidural O +lesion O +was O +2 O +. O +6 O +vertebral O +segments O +. O + +The O +association O +of O +p255 B-GENE +with O +splicing O +complexes O +is O +suggested O +by O +the O +finding O +that O +mAb B-GENE +CC3 I-GENE +can O +inhibit O +in O +vitro O +splicing O +and O +immunoprecipitate O +pre O +- O +messenger O +RNA O +and O +splicing O +products O +. O + +L O +- O +735 O +, O +524 O +free O +base O +or O +sulfate O +salt O +was O +administered O +orally O +as O +suspension O +, O +solution O +or O +in O +solid O +dosage O +forms O +to O +fasted O +or O +fed O +Beagle O +dogs O +. O + +Doppler O +ultrasound O +studies O +of O +long O +- O +term O +follow O +- O +up O +of O +children O +with O +hemolytic O +- O +uremic O +syndrome O + +Thus O +, O +endemic O +cumlations O +of O +hepatitis O +A O +diseases O +are O +possible O +. O + +( O +1991 O +) O +. O + +The O +properties O +of O +the O +phi O +29 O +SSB B-GENE +- I-GENE +ssDNA I-GENE +complex O +are O +described O +. O + +This O +shows O +that O +the O +characteristically O +diffuse O +banding O +pattern O +of O +plant O +nuclear O +proteins O +interacting O +with O +the O +G O +- O +box O +is O +also O +observed O +in O +a O +binding O +assay O +using O +only O +one O +recombinant B-GENE +GBF I-GENE +. O + +We O +studied O +120 O +male O +and O +42 O +female O +patients O +with O +early O +CAD O +who O +were O +unrelated O +to O +each O +other O +but O +were O +from O +families O +in O +which O +at O +least O +one O +other O +sibling O +had O +early O +CAD O +. O + +The O +physical O +linkage O +of O +the O +FHR2 B-GENE +and O +the O +factor B-GENE +H I-GENE +genes I-GENE +provides O +additional O +evidence O +for O +a O +close O +relatedness O +of O +complement B-GENE +factor I-GENE +H I-GENE +and O +the O +factor B-GENE +H I-GENE +- I-GENE +related I-GENE +proteins I-GENE +. O + +Genomic O +structure O +and O +chromosomal O +location O +of O +the O +mouse B-GENE +pre I-GENE +- I-GENE +T I-GENE +- I-GENE +cell I-GENE +receptor I-GENE +alpha I-GENE +gene I-GENE +. O + +The O +third O +domain O +had O +the O +motif O +of O +a O +cAMP O +response O +element O +( O +CRE O +) O +. O + +The O +tyrosine O +- O +phosphorylated O +state O +of O +CAK B-GENE +beta I-GENE +was O +not O +reduced O +on O +trypsinization O +, O +nor O +enhanced O +in O +response O +to O +plating O +3Y1 O +cells O +onto O +fibronectin B-GENE +. O + +Our O +results O +suggest O +that O +while O +many O +muscle O +gene O +E O +- O +boxes O +are O +capable O +of O +binding O +the O +previously O +characterized O +spectrum O +of O +MDF B-GENE +/ I-GENE +bH I-GENE +- I-GENE +L I-GENE +- I-GENE +H I-GENE +heterodimers I-GENE +in O +vitro O +, O +MCK B-GENE +- I-GENE +L I-GENE +type O +E O +- O +boxes O +probably O +bind O +qualitatively O +different O +factors O +in O +vivo O +. O + +A O +single O +- O +case O +experimental O +ABAB O +multiple O +baseline O +design O +was O +employed O +to O +test O +for O +treatment O +effectiveness O +. O + +These O +clones O +were O +found O +to O +share O +a O +common O +domain O +encoded O +by O +p O +( O +CA O +) O +n O +repeats O +; O +a O +simple O +sequence O +length O +polymorphism O +( O +SSLP O +) O +. O + +In O +one O +glioblastoma O +cell O +line O +, O +a O +Shc B-GENE +- O +associated O +p190 B-GENE +was O +identified O +as O +the O +activated O +PDGFR B-GENE +. O + +The O +serum O +concentration O +of O +iP O +before O +dialysis O +( O +HD O +) O +was O +on O +average O +3 O +. O +06 O +( O ++ O +/ O +- O +0 O +. O +81 O +) O +mmol O +/ O +l O +and O +D O +was O +on O +average O +55 O +. O +6 O +( O ++ O +/ O +- O +10 O +. O +0 O +) O +mmol O +. O + +A O +significant O +correlation O +between O +a O +number O +of O +functional O +parameters O +of O +gastric O +secretion O +, O +incretion O +and O +histological O +changes O +of O +gastric O +mucosa O +was O +found O +in O +patients O +with O +chronic O +gastritis O +. O + +The O +TAF O +factor O +appears O +to O +be O +particularly O +significant O +in O +OCD O +. O + +RNase B-GENE +protection O +analyses O +indicate O +that O +either O +61 B-GENE +- I-GENE +kDa I-GENE +CaM I-GENE +PDE I-GENE +mRNA I-GENE +or O +structurally O +related O +transcripts O +encoding O +different O +CaM B-GENE +PDE I-GENE +isoforms I-GENE +are O +expressed O +in O +a O +tissue O +- O +specific O +manner O +. O + +Little O +or O +no O +protection O +was O +detected O +using O +adrenal O +cortex O +, O +adrenal O +medulla O +, O +liver O +, O +kidney O +cortex O +, O +spleen O +, O +or O +T O +- O +lymphocyte O +total O +RNA O +. O + +The O +PDGFR B-GENE +mutants I-GENE +that O +failed O +to O +associate O +with O +PLC B-GENE +gamma I-GENE +were O +not O +able O +to O +mediate O +the O +PDGF B-GENE +- O +dependent O +production O +of O +inositol O +phosphates O +. O + +We O +found O +a O +direct O +correlation O +between O +the O +levels O +of O +transcription O +of O +the O +acc B-GENE +genes I-GENE +and O +the O +rate O +of O +cellular O +growth O +. O + +The O +hybridizing O +clone O +of O +V O +. O +vulnificus O +chromosomal O +DNA O +complemented O +a O +V B-GENE +. I-GENE +cholerae I-GENE +fur I-GENE +mutant I-GENE +. O + +We O +generated O +transformed O +B O +lymphoblast O +cell O +lines O +from O +controls O +, O +from O +four O +patients O +with O +p47 B-GENE +- O +phox B-GENE +- O +deficient O +chronic O +granulomatous O +disease O +, O +and O +from O +three O +parents O +. O + +RNase B-GENE +protection O +and O +primer O +extension O +assays O +confirmed O +that O +the O +5 O +' O +non O +- O +coding O +exon O +is O +included O +in O +the O +DDT1 O +aFGF B-GENE +mRNA I-GENE +and O +that O +a O +major O +transcription O +start O +site O +is O +approximately O +136 O +bp O +upstream O +of O +the O +5 O +' O +non O +- O +coding O +splice O +junction O +of O +this O +exon O +. O + +These O +results O +suggest O +that O +FK O +506 O +is O +a O +useful O +immunosuppressive O +agent O +in O +kidney O +transplantation O +. O + +The O +roles O +of O +phorbol O +esters O +and O +cyclic O +AMP O +in O +mediating O +the O +GnRH B-GENE +response O +were O +also O +investigated O +. O + +RT O +- O +PCR O +using O +1 O +. O +D O +- O +specific O +primers O +showed O +that O +kidney O +, O +brain O +and O +prostate O +do O +not O +express O +1 O +. O +D O +mRNA O +even O +though O +kidney O +and O +brain O +are O +the O +most O +abundant O +source O +for O +aFGF B-GENE +protein I-GENE +. O + +Molecular O +cloning O +and O +characterization O +of O +two O +genes B-GENE +encoding I-GENE +gp138 I-GENE +, O +a O +cell O +surface O +glycoprotein O +involved O +in O +the O +sexual O +cell O +fusion O +of O +Dictyostelium O +discoideum O +. O + +Two O +- O +dimensional O +phosphotryptic O +analyses O +indicate O +that O +phosphorylation O +on O +Ser O +- O +12 O +and O +Ser O +- O +48 O +in O +unstimulated O +cells O +is O +associated O +with O +the O +ability O +of O +overexpressed O +pp60c B-GENE +- I-GENE +src I-GENE +to O +potentiate O +beta O +- O +adrenergic O +signalling O +. O + +Piroximone O +is O +a O +new O +phosphodiesterase B-GENE +III I-GENE +inhibitor O +that O +combines O +inotropic O +and O +vasodilator O +properties O +. O + +Cytogenetic O +studies O +were O +performed O +in O +lymphocytes O +from O +hospital O +workers O +exposed O +to O +low O +doses O +of O +radiation O +( O +1 O +. O +6 O +- O +42 O +. O +71 O +mSv O +) O +. O + +To O +study O +the O +origin O +of O +different O +fMLF B-GENE +- I-GENE +R I-GENE +transcripts I-GENE +, O +the O +genetic O +linkage O +of O +chemotactic O +receptor O +genes O +, O +and O +the O +regulation O +of O +fMLF B-GENE +- I-GENE +R I-GENE +gene I-GENE +expression O +, O +we O +determined O +the O +copy O +number O +, O +chromosomal O +location O +, O +structural O +organization O +, O +and O +5 O +' O +- O +flanking O +sequence O +of O +the O +human B-GENE +fMLF I-GENE +- I-GENE +R I-GENE +gene I-GENE +. O + +The O +first O +exon O +encodes O +66 O +bp O +of O +the O +5 O +' O +- O +untranslated O +sequence O +, O +while O +exon O +2 O +encodes O +the O +coding O +and O +3 O +' O +- O +untranslated O +sequences O +. O + +The O +genomic O +structure O +of O +four O +members O +of O +the O +SRC B-GENE +- I-GENE +family I-GENE +revealed O +nearly O +identical O +exon O +/ O +intron O +boundaries O +within O +the O +catalytic O +domain O +of O +this O +family O +. O + +Since O +we O +have O +observed O +effects O +of O +growth O +factors O +and O +cAMP O +as O +well O +as O +estradiol O +( O +E2 O +) O +on O +regulation O +of O +expression O +of O +some O +genes O +stimulated O +by O +the O +estrogen B-GENE +receptor I-GENE +( O +ER B-GENE +) O +, O +we O +have O +undertaken O +studies O +to O +examine O +directly O +whether O +activators O +of O +protein O +kinases O +can O +modulate O +transcriptional O +activity O +of O +the O +ER B-GENE +. O + +Using O +the O +polymerase O +chain O +reaction O +, O +Whipple O +- O +specific O +DNA O +fragments O +of O +284 O +base O +pairs O +from O +the O +genome O +of O +the O +Whipple O +bacterium O +( O +Tropheryma O +whippelii O +) O +were O +demonstrated O +. O + +RNA B-GENE +polymerase I-GENE +bound O +to O +the O ++ O +10A O +promoter O +partially O +protects O +a O +20 O +base O +- O +pair O +sequence O +from O +DNase B-GENE +I I-GENE +digestion O +upstream O +of O +the O +start O +site O +. O + +Salivary O +sodium O +, O +calcium O +, O +and O +magnesium O +concentrations O +were O +significantly O +higher O +in O +the O +SLE O +patients O +with O +systemic O +lupus O +erythematosus O +, O +whereas O +potassium O +and O +total O +protein O +concentrations O +and O +amylase B-GENE +activity O +did O +not O +differ O +significantly O +from O +the O +controls O +. O + +Chem O +. O + +Recombinant O +plasmid O +pFV100 O +was O +subsequently O +isolated O +by O +its O +ability O +to O +complement O +B O +- O +band O +expression O +in O +ge6 B-GENE +. O + +The O +immunosuppressant O +FK506 O +inhibits O +amino O +acid O +import O +in O +Saccharomyces O +cerevisiae O +. O + +Protein O +phosphorylation O +appears O +to O +play O +a O +critical O +role O +in O +uPA B-GENE +gene I-GENE +expression O +in O +these O +cells O +; O +protein B-GENE +kinase I-GENE +C I-GENE +- O +activating O +phorbol O +esters O +cooperate O +with O +pp60v B-GENE +- I-GENE +src I-GENE +to O +synergistically O +increase O +uPA B-GENE +mRNA I-GENE +, O +whereas O +cyclic B-GENE +AMP I-GENE +( I-GENE +cAMP I-GENE +) I-GENE +- I-GENE +dependent I-GENE +protein I-GENE +kinase I-GENE +- O +activating O +agents O +( O +e O +. O +g O +. O +, O +8 O +- O +bromo O +cAMP O +) O +repress O +uPA B-GENE +mRNA I-GENE +levels O +. O + +This O +300 O +bp O +5 O +' O +- O +upstream O +sequence O +of O +K3 B-GENE +keratin I-GENE +gene I-GENE +, O +which O +can O +function O +in O +vitro O +as O +a O +keratinocyte O +- O +specific O +promoter O +, O +contains O +two O +clusters O +of O +partially O +overlapping O +motifs O +, O +one O +with O +an O +NFkB B-GENE +consensus O +sequence O +and O +another O +with O +a O +GC O +box O +. O + +BACKGROUND O +: O +Delineation O +of O +the O +morphologic O +aspects O +of O +age O +- O +related O +macular O +degeneration O +( O +ARMD O +) O +is O +helpful O +in O +correlation O +with O +the O +clinical O +features O +and O +may O +contribute O +to O +understanding O +the O +pathogenesis O +. O + +An O +abundant O +1 O +. O +1 O +- O +kb O +virion O +- O +sense O +polyadenylated O +RNA O +and O +four O +complementary O +- O +sense O +polyadenylated O +RNAs O +of O +1 O +. O +7 O +, O +1 O +. O +5 O +, O +1 O +. O +3 O +, O +and O +0 O +. O +7 O +kb O +have O +been O +identified O +by O +northern O +blot O +hybridization O +, O +confirming O +the O +bidirectional O +transcription O +strategy O +implied O +by O +the O +arrangement O +of O +ORFs O +. O + +Risk O +factors O +associated O +with O +a O +high O +seroprevalence O +of O +hepatitis O +C O +virus O +infection O +in O +Egyptian O +blood O +donors O +. O + +Here O +the O +cloning O +and O +molecular O +analysis O +of O +the O +Zm B-GENE +- I-GENE +ERabp1 I-GENE +, O +Zm B-GENE +- I-GENE +ERabp4 I-GENE +, O +and O +Zm B-GENE +- I-GENE +ERabp5 I-GENE +genes I-GENE +is O +presented O +. O + +This O +agent O +, O +isolated O +from O +the O +fungus O +Streptomyces O +tsukubaensis O +, O +has O +a O +mechanism O +of O +action O +similar O +to O +that O +of O +cyclosporine O +. O + +DNase B-GENE +I I-GENE +footprinting O +of O +the O +proximal O +promoter O +revealed O +four O +regions O +of O +protection O +. O + +Finally O +, O +the O +stability O +of O +the O +nucleotide O +binding O +function O +of O +the O +two O +proteins O +is O +similar O +as O +assessed O +by O +sensitivity O +to O +urea O +. O + +In O +addition O +, O +an O +mck1 B-GENE +mds1 B-GENE +mrk1 B-GENE +triple O +disruptant O +was O +viable O +. O + +However O +, O +there O +were O +some O +properties O +of O +Rak B-GENE +that O +are O +distinct O +from O +Src B-GENE +- I-GENE +like I-GENE +kinases I-GENE +: O +( O +a O +) O +expression O +of O +Rak B-GENE +was O +predominantly O +in O +epithelial O +- O +derived O +cell O +lines O +and O +tissues O +, O +especially O +normal O +liver O +and O +kidney O +, O +and O +cell O +lines O +of O +breast O +and O +colon O +origin O +; O +( O +b O +) O +Rak B-GENE +does O +not O +harbor O +the O +NH2 O +- O +terminal O +glycine O +essential O +for O +myristylation O +and O +membrane O +localization O +; O +and O +( O +c O +) O +Rak B-GENE +possesses O +a O +putative O +bipartite O +nuclear O +localization O +signal O +in O +the O +SH2 B-GENE +domain I-GENE +, O +and O +subcellular O +fractionation O +studies O +revealed O +that O +p54rak B-GENE +resides O +predominantly O +in O +the O +nucleus O +. O + +A O +small O +amount O +of O +HSP81 B-GENE +- I-GENE +1 I-GENE +mRNA I-GENE +was O +detected O +only O +in O +roots O +. O + +Cell O +adhesion O +and O +migration O +assays O +demonstrate O +that O +alpha B-GENE +6 I-GENE +beta I-GENE +1 I-GENE +is O +the O +major O +laminin B-GENE +receptor I-GENE +in O +undifferentiated O +F9 O +cells O +as O +well O +as O +F9 O +- O +derived O +PE O +cells O +. O + +No O +local O +destruction O +by O +tumor O +or O +infection O +could O +be O +demonstrated O +apart O +from O +HIV O +infection O +. O + +Among O +the O +mixed O +race O +persons O +one O +Chukcha O +- O +Eskimo O +had O +AS O +, O +one O +Eskimo O +- O +Russian O +had O +psoriatic O +arthritis O +( O +PsA O +) O +. O + +Our O +data O +complement O +other O +studies O +of O +circumpolar O +populations O +and O +reinforce O +the O +reported O +high O +prevalences O +of O +SPA O +and O +HLA B-GENE +- I-GENE +B27 I-GENE +among O +those O +populations O +. O + +Clinical O +studies O +SY5555 O +was O +administered O +to O +45 O +patients O +with O +various O +infectious O +diseases O +( O +2 O +with O +acute O +pharyngitis O +, O +8 O +with O +acute O +tonsillitis O +, O +4 O +with O +lacunar O +tonsillitis O +, O +3 O +each O +with O +acute O +bronchitis O +, O +pneumonia O +and O +pertussis O +, O +7 O +with O +scarlet O +fever O +, O +3 O +with O +impetigo O +contagiosa O +, O +6 O +with O +acute O +urinary O +tract O +infections O +, O +2 O +with O +balanoposthitis O +and O +1 O +each O +with O +cervical O +lymphadenitis O +, O +S O +. O +S O +. O +S O +. O +S O +. O +, O +vulvitis O +and O +acute O +colitis O +) O +at O +daily O +doses O +between O +3 O +. O +4 O +- O +10 O +mg O +/ O +kg O +, O +t O +. O +i O +. O +d O +. O +, O +for O +3 O +- O +14 O +days O +. O + +Although O +most O +SH2 B-GENE +- O +pTyr B-GENE +interactions O +occur O +between O +two O +different O +types O +of O +molecules O +, O +some O +appear O +to O +involve O +only O +a O +single O +molecular O +type O +. O + +RESULTS O +: O +Closure O +time O +of O +fistulas O +in O +patients O +receiving O +TPN O ++ O +somatostatin B-GENE +was O +significantly O +shorter O +( O +13 O +. O +86 O ++ O +/ O +- O +1 O +. O +84 O +versus O +20 O +. O +4 O ++ O +/ O +- O +2 O +. O +89 O +days O +) O +than O +in O +those O +receiving O +TPN O +alone O +. O + +Scratching O +during O +sleep O +in O +children O +with O +atopic O +dermatitis O +is O +associated O +with O +increased O +VO2 O +. O + +Within O +- O +subject O +BP O +differences O +between O +fish O +oil O +and O +corn O +oil O +treatment O +were O +similar O +for O +Dinamap O +( O +3 O +. O +2 O ++ O +/ O +- O +1 O +. O +8 O +/ O +2 O +. O +5 O ++ O +/ O +- O +1 O +. O +0 O +mm O +Hg O +) O +and O +for O +24 O +- O +h O +ABP O +( O +2 O +. O +5 O ++ O +/ O +- O +1 O +. O +0 O +/ O +2 O +. O +3 O ++ O +/ O +- O +0 O +. O +8 O +mm O +Hg O +) O +, O +but O +were O +more O +significant O +with O +the O +latter O +. O + +Escherichia O +coli O +JRG582 O +is O +an O +ampD B-GENE +ampE B-GENE +deletion O +derivative O +of O +strain O +HfrH O +and O +accordingly O +it O +is O +derepressed O +for O +expression O +of O +the O +cloned O +inducible O +beta B-GENE +- I-GENE +lactamase I-GENE +gene I-GENE +of O +Citrobacter O +freundii O +, O +carried O +on O +plasmid O +pNU305 O +. O + +Such O +a O +mechanism O +may O +allow O +acceleration O +of O +degenerative O +joint O +conditions O +, O +and O +may O +account O +for O +the O +increased O +prevalence O +of O +such O +conditions O +seen O +with O +HMS O +subjects O +. O + +Solitary O +thyroid O +nodule O +. O + +Male O +contraception O +: O +ideas O +for O +the O +future O +. O + +While O +daily O +food O +intake O +was O +almost O +constant O +regardless O +of O +the O +dietary O +protein O +level O +, O +water O +intake O +and O +urine O +volume O +increased O +with O +increasing O +the O +dietary O +protein O +. O + +We O +propose O +that O +Mad B-GENE +and O +Medea B-GENE +encode O +rate O +- O +limiting O +components O +integral O +to O +dpp B-GENE +pathways O +throughout O +development O +. O + +Transcriptional O +regulation O +of O +the O +vacuolar B-GENE +H I-GENE +( I-GENE ++ I-GENE +) I-GENE +- I-GENE +ATPase I-GENE +B2 I-GENE +subunit I-GENE +gene I-GENE +in O +differentiating O +THP O +- O +1 O +cells O +. O + +However O +, O +the O +inability O +to O +export O +RNA O +from O +the O +nucleus O +to O +the O +cytoplasm O +was O +not O +limited O +to O +a O +particular O +phase O +of O +the O +cell O +division O +cycle O +. O + +An O +E O +box O +element O +is O +required O +for O +the O +expression O +of O +the O +ad4bp B-GENE +gene I-GENE +, O +a O +mammalian B-GENE +homologue I-GENE +of I-GENE +ftz I-GENE +- I-GENE +f1 I-GENE +gene I-GENE +, O +which O +is O +essential O +for O +adrenal O +and O +gonadal O +development O +. O + +Inhibition O +assays O +performed O +with O +over O +30 O +different O +natural O +and O +synthetic O +sialylated O +and O +/ O +or O +sulfated O +compounds O +are O +utilized O +to O +define O +in O +greater O +detail O +specific O +structural O +features O +involved O +in O +oligosaccharide O +- O +protein O +binding O +. O + +The O +amino O +acid O +sequence O +of O +the O +protein O +in O +the O +region O +of O +the O +specificity O +pocket O +is O +similar O +to O +that O +of O +S B-GENE +. I-GENE +griseus I-GENE +proteases I-GENE +A I-GENE +, I-GENE +B I-GENE +, I-GENE +and I-GENE +C I-GENE +. O + +This O +experimental O +design O +was O +used O +to O +determine O +the O +effect O +of O +displacement O +of O +the O +alpha B-GENE +4 I-GENE +- I-GENE +2 I-GENE +binding I-GENE +site I-GENE +on O +the O +repression O +of O +alpha B-GENE +4 I-GENE +gene I-GENE +transcription O +by O +ICP4 B-GENE +. O + +Immediate O +- O +early O +transcription O +from O +the O +channel O +catfish O +virus O +genome O +: O +characterization O +of O +two O +immediate B-GENE +- I-GENE +early I-GENE +transcripts I-GENE +. O + +The O +GRE O +at O +nucleotide O +7640 O +is O +a O +composite O +GRE O +( O +cGRE O +) O +containing O +an O +overlapping O +activator B-GENE +protein I-GENE +- I-GENE +1 I-GENE +( O +AP B-GENE +- I-GENE +1 I-GENE +) O +motif O +for O +the O +c B-GENE +- I-GENE +jun I-GENE +homodimer I-GENE +and O +c B-GENE +- I-GENE +jun I-GENE +/ O +c B-GENE +- I-GENE +fos I-GENE +heterodimer O +. O + +In O +contrast O +to O +some O +results O +previously O +published O +for O +a O +very O +close O +sequence O +variant O +( O +see O +ref O +. O + +Transcriptional O +activation O +by O +thyroid O +hormone O +( O +T3 O +) O +requires O +interactions O +between O +the O +T3 B-GENE +receptor I-GENE +( O +TR B-GENE +) O +and O +T3 O +response O +elements O +( O +TREs O +) O +composed O +of O +two O +copies O +of O +sequences O +related O +to O +AGGTCA O +. O + +A O +multivariate O +analysis O +of O +risk O +factors O +for O +relapse O +examined O +age O +, O +WBC O +at O +diagnosis O +, O +blast O +count O +at O +diagnosis O +, O +percentage O +of O +marrow O +blasts O +, O +FAB B-GENE +subtype O +, O +the O +number O +of O +remission O +induction O +courses O +to O +achieve O +a O +remission O +, O +maintenance O +therapy O +, O +consolidation O +therapy O +, O +marrow O +cell O +dose O +, O +donor O +- O +recipient O +sex O +, O +GVHD O +prophylaxis O +regimen O +and O +isolation O +and O +decontamination O +in O +laminar O +airflow O +rooms O +. O + +Carnitine B-GENE +palmitoyltransferase I-GENE +( I-GENE +CPT I-GENE +) I-GENE +II I-GENE +deficiency O +is O +the O +most O +common O +inherited O +disorder O +of O +lipid O +metabolism O +affecting O +skeletal O +muscle O +. O + +We O +show O +that O +these O +three O +gain O +- O +of O +- O +function O +mutants O +differ O +considerably O +in O +their O +ability O +to O +bypass O +the O +sex O +determination O +signal O +, O +with O +SxlM4 B-GENE +being O +the O +strongest O +and O +SxlM1 B-GENE +the O +weakest O +. O + +We O +show O +that O +these O +three O +gain O +- O +of O +- O +function O +mutants O +differ O +considerably O +in O +their O +ability O +to O +bypass O +the O +sex O +determination O +signal O +, O +with O +SxlM4 B-GENE +being O +the O +strongest O +and O +SxlM1 B-GENE +the O +weakest O +. O + +Blood O +pressure O +also O +was O +increased O +by O +lidocaine O +( O +6 O +mg O +kg O +- O +1 O +) O +. O + +Anesthesiologists O +often O +use O +more O +than O +one O +drug O +in O +a O +patient O +to O +achieve O +a O +target O +response O +, O +such O +as O +a O +desired O +blood O +pressure O +. O + +We O +suggest O +that O +this O +gene O +cluster O +codes O +for O +( O +parts O +of O +) O +a O +multisubunit B-GENE +cytochrome I-GENE +c I-GENE +haem I-GENE +lyase I-GENE +. O + +In O +this O +paper O +, O +a O +comparison O +between O +the O +number O +and O +shape O +of O +corneal O +endothelial O +cells O +has O +been O +performed O +in O +25 O +patients O +before O +and O +6 O +months O +after O +PRK O +. O + +Standard O +reference O +sources O +indicate O +that O +an O +able O +- O +bodied O +11 O +- O +year O +- O +old O +child O +of O +comparable O +height O +requires O +1 O +, O +493 O +kcal O +/ O +d O +for O +support O +of O +basal O +metabolic O +functions O +. O + +In O +contrast O +to O +the O +myoD B-GENE +promoter I-GENE +, O +the O +myoD B-GENE +enhancer I-GENE +shows O +striking O +conservation O +between O +humans O +and O +mice O +both O +in O +its O +sequence O +and O +its O +distal O +position O +. O + +However O +, O +a O +clear O +difference O +exists O +between O +myoblasts O +and O +10T1 O +/ O +2 O +cells O +( O +and O +other O +non O +- O +muscle O +cell O +types O +) O +in O +the O +chromatin O +structure O +of O +the O +chromosomal O +myoD B-GENE +core I-GENE +enhancer I-GENE +, O +suggesting O +that O +the O +myoD B-GENE +enhancer I-GENE +is O +repressed O +by O +epigenetic O +mechanisms O +in O +10T1 O +/ O +2 O +cells O +. O + +Using O +Ki B-GENE +- I-GENE +ras I-GENE +- O +transformed O +3T3 O +cells O +as O +a O +model O +system O +, O +we O +show O +that O +both O +RA O +and O +the O +' O +dissociating O +' O +retinoids O +inhibit O +anchorage O +- O +independent O +cell O +proliferation O +, O +suggesting O +that O +retinoid O +- O +induced O +growth O +inhibition O +may O +be O +related O +to O +AP1 B-GENE +transrepression O +. O + +The O +Oct B-GENE +and O +HMG2 B-GENE +proteins I-GENE +also O +interact O +in O +vivo O +. O + +Atopic O +dermatitis O +is O +an O +" O +itch O +which O +rashes O +and O +not O +a O +rash O +which O +itches O +" O +and O +therefore O +, O +any O +patient O +treatment O +program O +should O +address O +the O +multiplicity O +of O +potential O +trigger O +factors O +that O +provoke O +this O +itching O +. O + +Primer O +extension O +experiments O +showed O +that O +there O +are O +two O +transcription O +initiation O +sites O +16 O +bp O +apart O +in O +the O +mouse B-GENE +type I-GENE +2 I-GENE +receptor I-GENE +gene I-GENE +. O + +The O +beta O +subunit O +of O +the O +Fc B-GENE +epsilon I-GENE +R1 I-GENE +is O +a O +33 O +- O +kDa O +tyrosine O +phosphoprotein O +, O +but O +the O +p33 B-GENE +Grb2 B-GENE +- I-GENE +binding I-GENE +protein I-GENE +described O +in O +the O +present O +report O +is O +not O +the O +Fc B-GENE +epsilon I-GENE +R1 I-GENE +beta I-GENE +chain I-GENE +and O +its O +identity O +is O +unknown O +. O + +To O +study O +the O +mechanisms O +as O +well O +as O +magnitude O +of O +the O +transmembrane O +transfer O +of O +bacterial O +products O +from O +the O +dialysate O +, O +we O +developed O +a O +computerized O +in O +vitro O +dialysis O +model O +which O +provides O +continuous O +pressure O +recording O +from O +the O +arterial O +, O +venous O +, O +dialysate O +inflow O +and O +outflow O +ports O +. O + +After O +24 O +hour O +incubation O +, O +total O +cell O +- O +associated O +IL B-GENE +- I-GENE +1Ra I-GENE +and O +IL B-GENE +- I-GENE +1 I-GENE +beta I-GENE +were O +measured O +by O +specific O +radioimmunoassay O +. O + +1972 O +. O + +In O +contrast O +, O +recent O +evidence O +suggests O +that O +children O +with O +sickle B-GENE +- I-GENE +hemoglobin I-GENE +C I-GENE +disease O +do O +not O +develop O +functional O +asplenia O +before O +3 O +to O +4 O +years O +of O +age O +and O +thus O +may O +not O +benefit O +from O +penicillin O +prophylaxis O +. O + +Deletion O +analysis O +indicates O +that O +TBP B-GENE +and O +hTAFII18 B-GENE +bind O +to O +distinct O +domains O +of O +hTAFII28 B-GENE +. O +hTAFII18 B-GENE +also O +interacts O +with O +TBP B-GENE +, O +but O +it O +interacts O +more O +strongly O +with O +hTAFII28 B-GENE +and O +hTAFII30 B-GENE +. O + +Vascular O +endothelial O +cells O +undergo O +profound O +changes O +upon O +cellular O +activation O +including O +expression O +of O +a O +spectrum O +of O +cell O +activation O +- O +associated O +genes O +. O + +Because O +ATF B-GENE +- I-GENE +1 I-GENE +and O +CREM B-GENE +are O +known O +to O +bind O +to O +cAMP O +response O +elements O +( O +CRE O +) O +, O +this O +functional O +sequence O +was O +named O +the O +kappa B-GENE +E3 I-GENE +' I-GENE +- O +CRE O +. O + +The O +amino O +acid O +sequences O +of O +the O +known O +largest O +subunits O +of O +DdRPs B-GENE +from O +different O +species O +contain O +highly O +conserved O +regions O +. O + +The O +TTG B-GENE +- I-GENE +2 I-GENE +gene I-GENE +has O +been O +identified O +at O +the O +site O +of O +chromosomal O +translocations O +in O +acute O +T O +- O +cell O +leukemia O +' O +s O +( O +T O +- O +ALL O +) O +. O + +In O +vitro O +studies O +with O +blood O +cells O +incubated O +with O +acetate O +or O +bicarbonate O +ions O +in O +concentrations O +, O +which O +are O +observed O +in O +vivo O +during O +hemodialysis O +, O +suggest O +that O +probably O +these O +ions O +do O +not O +directly O +affect O +superoxide O +anions O +generation O +, O +erythrocyte O +SOD B-GENE +- I-GENE +1 I-GENE +and O +catalase B-GENE +activities O +and O +erythrocyte O +membrane O +lipid O +peroxidation O +. O + +Short O +therapy O +with O +omeprazole O +20 O +mg O +/ O +b O +. O +i O +. O +d O +. O +, O +clarithromycin O +500 O +mg O +/ O +b O +. O +i O +. O +d O +. O +, O +and O +CBS O +120 O +mg O +/ O +q O +. O +i O +. O +d O +. O +is O +a O +safe O +, O +well O +tolerated O +combination O +that O +achieves O +a O +80 O +. O +6 O +% O +eradication O +rate O +of O +H O +. O +pylori O +and O +duodenal O +ulcer O +healing O +rates O +as O +good O +as O +those O +achieved O +by O +omeprazole O +20 O +mg O +/ O +d O +when O +given O +for O +4 O +wk O +. O + +The O +concentration O +of O +mite O +allergen O +was O +very O +low O +( O +mean O +0 O +. O +18 O +micrograms O +Der O +p O +milligrams O +sieved O +house O +dust O +) O +, O +whereas O +that O +of O +cat O +allergen O +was O +high O +in O +homes O +with O +a O +cat O +( O +80 O +. O +8 O +micrograms O +Fel O +d O +milligrams O +) O +but O +also O +in O +homes O +with O +no O +cat O +( O +3 O +. O +2 O +micrograms O +Fel O +d O +milligrams O +) O +. O + +CONCLUSIONS O +: O +A O +comparison O +of O +the O +LysU B-GENE +crystal O +structure O +with O +the O +structures O +of O +seryl B-GENE +- I-GENE +and I-GENE +aspartyl I-GENE +- I-GENE +tRNA I-GENE +synthetases I-GENE +enables O +a O +conserved O +core O +to O +be O +identified O +. O + +Whole O +bowel O +irrigation O +is O +a O +recently O +described O +technique O +to O +enhance O +the O +passage O +of O +drugs O +already O +beyond O +the O +pylorus O +. O + +The O +MPS1 B-GENE +open I-GENE +reading I-GENE +frame I-GENE +has O +been O +fused O +to O +those O +that O +encode O +the O +LexA B-GENE +protein I-GENE +or O +the O +GST B-GENE +protein I-GENE +and O +both O +of O +these O +constructs O +function O +in O +yeast O +. O + +Hematopoietic B-GENE +growth I-GENE +factors I-GENE +have O +already O +had O +an O +enormous O +impact O +on O +transfusion O +practice O +by O +eliminating O +or O +reducing O +the O +need O +for O +red O +blood O +cell O +transfusions O +in O +a O +variety O +of O +anemic O +states O +characterized O +by O +an O +absolute O +or O +relative O +decrease O +in O +erythropoietin B-GENE +. O + +However O +, O +the O +mouse O +has O +previously O +been O +shown O +to O +possess O +only O +three O +forms O +of O +ADH B-GENE +. O + +During O +IC O +breaths O +and O +following O +EC O +and O +VC O +breaths O +at O +rest O +, O +end O +- O +tidal O +CO2 O +pressure O +( O +PET O +, O +CO2 O +) O +fell O +by O +7 O +. O +5 O +, O +8 O +. O +5 O +and O +9 O +. O +5 O +mmHg O +, O +respectively O +. O + +Phylogenetic O +analyses O +of O +19 O +amino O +acid O +sequences O +of O +6 O +related O +protein O +types O +indicate O +that O +actin B-GENE +- O +associated O +proteins O +related O +to O +gelsolin B-GENE +are O +monophyletic O +to O +a O +common O +ancestor O +and O +include O +flightless B-GENE +proteins I-GENE +. O + +No O +homologs O +of O +other O +members O +of O +the O +Surfeit B-GENE +gene I-GENE +cluster I-GENE +were O +detected O +in O +close O +proximity O +to O +the O +D O +. O +melanogaster O +Surf B-GENE +- I-GENE +3 I-GENE +/ O +rpL7a B-GENE +gene O +. O + +Moreover O +, O +we O +found O +that O +cyclin B-GENE +E I-GENE +, O +in O +contrast O +to O +cyclin B-GENE +D1 I-GENE +, O +was O +required O +for O +the O +G1 O +/ O +S O +transition O +even O +in O +cells O +lacking O +retinoblastoma B-GENE +protein I-GENE +function O +. O + +The O +predicted O +amino O +acid O +sequence O +of O +the O +SGC1 B-GENE +gene I-GENE +product I-GENE +includes O +a O +region O +with O +substantial O +similarity O +to O +the O +basic O +- O +helix O +- O +loop O +- O +helix O +domain O +of O +the O +Myc B-GENE +family I-GENE +of O +DNA O +- O +binding O +proteins O +. O + +By O +creating O +Pax B-GENE +- I-GENE +6 I-GENE +- O +BSAP B-GENE +fusion O +proteins O +, O +we O +were O +able O +to O +identify O +a O +short O +amino O +acid O +stretch O +in O +the O +N O +- O +terminal O +part O +of O +the O +paired B-GENE +domain O +which O +is O +responsible O +for O +these O +differences O +in O +DNA O +- O +binding O +specificity O +. O + +To O +establish O +a O +possible O +association O +between O +familial O +dysfibrinogenemia O +and O +thrombophilia O +, O +data O +on O +cases O +with O +both O +affections O +were O +collected O +in O +a O +study O +within O +the O +framework O +of O +the O +SSC O +Subcommittee O +on O +Fibrinogen B-GENE +of O +the O +International O +Society O +on O +Thrombosis O +and O +Haemostasis O +. O + +Conjugated O +estrogens O +shorten O +bleeding O +time O +in O +uraemia O +: O +a O +possible O +role O +of O +serotonin O +? O + +These O +six O +districts O +have O +an O +area O +of O +34 O +, O +000 O +km2 O +and O +hold O +a O +population O +of O +30 O +million O +. O + +According O +to O +symptoms O +, O +signs O +, O +imaging O +features O +, O +operation O +findings O +, O +the O +original O +places O +and O +the O +expansive O +directions O +of O +the O +tumor O +, O +they O +were O +divided O +into O +four O +clinical O +types O +: O +sellar O +, O +clival O +, O +occipito O +- O +temporal O +and O +extent O +. O + +The O +cases O +included O +35 O +de O +novo O +diffuse O +aggressive O +lymphomas O +( O +DAL O +; O +19 O +large O +- O +cell O +, O +4 O +mixed O +- O +cell O +, O +and O +12 O +large O +- O +cell O +immunoblastic O +) O +, O +52 O +transformed O +aggressive O +lymphomas O +derived O +from O +follicular O +lymphomas O +( O +TFL O +) O +, O +42 O +indolent O +follicular O +lymphomas O +( O +FL O +) O +, O +14 O +mantle O +cell O +lymphomas O +( O +MCL O +) O +, O +and O +27 O +small O +noncleaved O +cell O +lymphomas O +( O +SNCL O +) O +. O + +Icterus O +and O +beta O +- O +thalassemia O +in O +Congolese O +children O +in O +Brazzaville O + +Female O +patients O +with O +breast O +cancer O +diagnosed O +between O +1982 O +and O +1991 O +at O +Roswell O +Park O +Cancer O +Institute O +( O +RPCI O +) O +in O +Buffalo O +, O +New O +York O +, O +who O +provided O +information O +on O +their O +cigarette O +smoking O +history O +at O +the O +time O +of O +their O +diagnosis O +were O +included O +. O + +Upon O +analysis O +of O +the O +tissue O +distribution O +of O +AAMP B-GENE +, O +it O +was O +found O +to O +be O +expressed O +strongly O +in O +endothelial O +cells O +, O +cytotrophoblasts O +, O +and O +poorly O +differentiated O +colon O +adenocarcinoma O +cells O +found O +in O +lymphatics O +. O + +Data O +from O +the O +V O +- O +HeFT O +II O +show O +that O +at O +2 O +- O +year O +follow O +- O +up O +, O +a O +progressive O +rise O +of O +plasma O +norepinephrine O +was O +observed O +in O +both O +treatment O +arms O +, O +suggesting O +that O +disease O +progresses O +despite O +treatment O +with O +either O +an O +angiotensin B-GENE +- I-GENE +converting I-GENE +enzyme I-GENE +inhibitor O +, O +enalapril O +, O +or O +vasodilator O +therapy O +with O +hydralazine O +/ O +isosorbide O +dinitrate O +. O + +Analysis O +of O +Bcl B-GENE +- I-GENE +2 I-GENE +/ O +Bcl B-GENE +- I-GENE +2 I-GENE +homodimerization O +using O +both O +in O +vitro O +binding O +assays O +as O +well O +as O +a O +yeast O +two O +- O +hybrid O +method O +provided O +evidence O +in O +support O +of O +a O +head O +- O +to O +- O +tail O +model O +for O +Bcl B-GENE +- I-GENE +2 I-GENE +/ O +Bcl B-GENE +- I-GENE +2 I-GENE +homodimerization O +and O +revealed O +that O +sequences O +within O +the O +NH2 O +- O +terminal O +A O +domain O +interact O +with O +a O +structure O +that O +requires O +the O +presence O +of O +both O +the O +carboxyl O +B O +and O +C O +domains O +in O +combination O +. O + +The O +protein O +is O +composed O +of O +a O +central O +alpha O +- O +helical O +portion O +with O +globular O +domains O +at O +both O +NH2 O +and O +COOH O +termini O +, O +and O +the O +epitope O +to O +the O +monoclonal O +antibody O +resides O +in O +the O +central O +alpha O +- O +helical O +stalk O +. O + +Radioligand O +binding O +was O +indistinguishable O +for O +both O +transiently O +expressed O +constructs O +. O + +Diagnosis O +of O +FHCS O +has O +been O +weighed O +upon O +laparoscopic O +findings O +. O + +Human B-GENE +papillomavirus I-GENE +type I-GENE +31b I-GENE +late I-GENE +gene I-GENE +expression O +is O +regulated O +through O +protein B-GENE +kinase I-GENE +C I-GENE +- O +mediated O +changes O +in O +RNA O +processing O +. O + +Interestingly O +, O +virions O +also O +contained O +smaller O +proteins O +that O +reacted O +with O +antibodies O +specific O +for O +the O +accessory O +proteins O +as O +well O +as O +SN B-GENE +and O +CAT B-GENE +fusion I-GENE +partners O +. O + +Studies O +using O +an O +inhibitor O +or O +a O +mutant B-GENE +Lb I-GENE +proteinase I-GENE +indicated O +that O +stimulation O +of O +IRES O +- O +driven O +translation O +is O +mediated O +via O +proteolysis O +of O +some O +cellular O +component O +( O +s O +) O +. O + +Restriction O +mapping O +analysis O +localized O +this O +cDNA O +to O +the O +HHV B-GENE +- I-GENE +6A I-GENE +( I-GENE +U1102 I-GENE +) I-GENE +genomic I-GENE +BamHI I-GENE +G I-GENE +fragment I-GENE +, O +at O +the O +right O +end O +of O +the O +unique O +long O +segment O +of O +the O +genome O +and O +to O +the O +SalI B-GENE +L I-GENE +and O +SalI B-GENE +O I-GENE +fragments I-GENE +within O +the O +left O +and O +right O +terminal O +direct O +repeat O +regions O +, O +respectively O +. O + +For O +replication O +reporter O +constructs O +where O +E1 B-GENE +and O +E2 B-GENE +are O +supplied O +in O +trans O +by O +the O +respective O +expression O +vectors O +, O +distance O +between O +the O +half O +sites O +seems O +to O +play O +a O +major O +role O +, O +yet O +the O +phasing O +relationships O +are O +measurable O +. O + +As O +it O +had O +been O +previously O +reported O +that O +the O +18 O +- O +bp O +palindrome O +contains O +sufficient O +nucleotide O +sequence O +information O +for O +E1 B-GENE +binding O +, O +we O +speculate O +that O +a O +minimal O +E1 B-GENE +recognition O +motif O +is O +presented O +in O +each O +half O +site O +. O + +METHODS O +: O +Out O +of O +171 O +patients O +receiving O +anticoagulation O +between O +July O +1992 O +and O +December O +1993 O +, O +83 O +patients O +with O +hemispheric O +embolisms O +received O +heparin O +within O +72 O +hours O +from O +onset O +( O +activated O +partial O +thromboplastin B-GENE +time O +[ O +aPTT O +] O +1 O +. O +5 O +times O +control O +value O +) O +. O + +In O +the O +commercially O +available O +intravenous O +formulation O +of O +Cyclosporin O +A O +( O +Sandimmun O +) O +, O +polyoxyethylated O +castor O +oil O +( O +Cremophor O +EL O +) O +is O +used O +as O +a O +solubilizing O +agent O +. O + +Sequence O +comparisons O +of O +prokaryotic B-GENE +RCR I-GENE +initiators I-GENE +has O +revealed O +a O +set O +of O +three O +common O +motifs O +, O +two O +of O +which O +, O +a O +putative O +metal O +coordination O +site O +and O +a O +downstream O +active O +- O +site O +tyrosine O +motif O +, O +could O +be O +tentatively O +identified O +in O +parvoviral B-GENE +replicator I-GENE +proteins I-GENE +. O + +The O +mean O +marginal O +discrepancy O +of O +provisional O +restorations O +was O +compared O +for O +restorations O +fabricated O +from O +stone O +, O +low O +- O +viscosity O +poly O +( O +vinyl O +siloxane O +) O +, O +and O +medium O +- O +viscosity O +poly O +( O +vinyl O +siloxane O +) O +. 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O + +Because O +of O +the O +functional O +conservation O +of O +cell O +cycle O +control O +elements O +, O +the O +expression O +of O +a O +vertebrate B-GENE +wee1 I-GENE +or O +mik1 B-GENE +homolog I-GENE +would O +be O +expected O +to O +rescue O +such O +lethal O +mutations O +in O +yeast O +. O + +The O +expression O +of O +this O +clone O +in O +a O +wee1 B-GENE +/ O +mik1 B-GENE +- O +deficient O +mutant O +causes O +an O +elongated O +cell O +phenotype O +under O +non O +- O +permissive O +growth O +conditions O +. O + +These O +data O +indicate O +that O +phosphorylation O +of O +M B-GENE +protein I-GENE +at O +the O +major O +in O +vivo O +sites O +is O +not O +essential O +for O +virus O +assembly O +. O + +Near O +a O +third O +( O +31 O +. O +6 O +% O +) O +of O +Insulin B-GENE +Dependent O +and O +a O +third O +( O +33 O +. O +41 O +% O +) O +for O +Non O +Insulin B-GENE +Dependent O +were O +of O +D O +, O +F O +, O +H O +White O +' O +s O +Class O +. O + +The O +activity O +of O +6 O +- O +fluoroquinolones O +and O +their O +nonfluorinated O +derivatives O +is O +compared O +in O +general O +. O + +As O +the O +half O +- O +life O +of O +the O +compound O +did O +never O +exceed O +8 O +- O +9 O +h O +, O +the O +data O +do O +not O +support O +any O +change O +of O +pidotimod O +administration O +schedule O +( O +every O +24 O +- O +12 O +h O +) O +. O + +The O +MAP B-GENE +kinase I-GENE +cascade O +is O +highly O +conserved O +in O +all O +eukaryotes O +and O +involved O +in O +numerous O +cellular O +responses O +. O + +A O +comparative O +study O +by O +holographic O +interferometry O +of O +ten O +porcine O +bioprosthetic O +valves O +( O +seven O +Carpentier O +- O +Edwards O +SAV O +, O +two O +BioImplant O +and O +one O +Valcor O +) O +with O +five O +human O +aortic O +valves O +before O +and O +after O +glutaraldehyde O +treatment O +is O +presented O +. O + +No O +serious O +side O +effects O +were O +observed O +. O + +This O +region O +constitutes O +the O +DNA O +- O +binding O +domain O +with O +basic O +- O +helix O +- O +loop O +- O +helix O +and O +leucine O +- O +zipper O +motifs O +, O +features O +common O +to O +the O +myc B-GENE +- I-GENE +related I-GENE +transcription I-GENE +factor I-GENE +family I-GENE +. O + +The O +mean O +jitter O +and O +the O +fiber O +density O +did O +not O +change O +significantly O +from O +day O +0 O +( O +30 O +. O +1 O ++ O +/ O +- O +3 O +. O +6 O +microseconds O +; O +1 O +. O +4 O ++ O +/ O +- O +0 O +. O +07 O +) O +to O +day O +30 O +( O +34 O +. O +5 O ++ O +/ O +- O +2 O +. O +7 O +microseconds O +; O +1 O +. O +6 O ++ O +/ O +- O +0 O +. O +13 O +) O +. O + +Lack O +of O +cyclin B-GENE +D I-GENE +- O +Cdk B-GENE +complexes O +in O +Rb B-GENE +- O +negative O +cells O +correlates O +with O +high O +levels O +of O +p16INK4 B-GENE +/ O +MTS1 B-GENE +tumour O +suppressor O +gene O +product O +. O + +Recombinant B-GENE +human I-GENE +serum I-GENE +albumin I-GENE +( O +rHSA B-GENE +) O +produced O +by O +cultured O +fermentation O +has O +been O +prepared O +in O +the O +form O +of O +microcapsules O +nominally O +3 O +- O +5 O +microns O +in O +diameter O +and O +radiolabelled O +with O +technetium O +- O +99m O +following O +reduction O +with O +stannous O +chloride O +. O + +We O +have O +measured O +the O +release O +of O +interleukin B-GENE +- I-GENE +1 I-GENE +beta I-GENE +( O +IL B-GENE +- I-GENE +1 I-GENE +) O +and O +tumour B-GENE +necrosis I-GENE +factor I-GENE +- I-GENE +alpha I-GENE +( O +TNF B-GENE +) O +by O +unstimulated O +monocytes O +and O +monocytes O +stimulated O +with O +lipopolysaccharide O +( O +LPS O +) O +isolated O +from O +the O +peripheral O +blood O +of O +two O +patients O +with O +acute O +poststreptococcal O +glomerulonephritis O +( O +AGN O +) O +and O +16 O +healthy O +controls O +. O + +Such O +an O +intervention O +may O +be O +of O +considerable O +use O +for O +the O +treatment O +of O +angiogenesis O +- O +dependent O +diseases O +involving O +FGF B-GENE +- I-GENE +2 I-GENE +. O + +UV O +cross O +- O +linking O +experiments O +show O +that O +TEP B-GENE +has O +an O +apparent O +molecular O +mass O +of O +approximately O +65 O +kDa O +. O + +Alternatively O +, O +loss O +- O +of O +- O +function O +alleles O +of O +genes O +that O +inhibit O +cAPK B-GENE +lead O +to O +the O +inability O +to O +undergo O +sexual O +differentiation O +. O + +One O +member O +of O +this O +family O +, O +RFX1 B-GENE +, O +is O +a O +transcription O +factor O +for O +a O +variety O +of O +viral O +and O +cellular O +genes O +. O + +This O +mutant O +was O +identified O +by O +screening O +with O +a O +TGF B-GENE +- I-GENE +beta I-GENE +- O +inducible O +vector O +a O +series O +of O +mink O +lung O +epithelial O +cell O +clones O +that O +have O +normal O +TGF B-GENE +- I-GENE +beta I-GENE +binding O +activity O +but O +have O +lost O +antiproliferative O +and O +transcriptional O +responses O +to O +TGF B-GENE +- I-GENE +beta I-GENE +. O + +Cloning O +by O +complementation O +and O +subsequent O +physical O +and O +genetic O +analysis O +revealed O +that O +it O +maps O +to O +RAF1 B-GENE +. O + +In O +the O +presence O +of O +inositol O +and O +choline O +( O +repressing O +) O +, O +the O +product O +of O +the O +OPI1 B-GENE +gene I-GENE +represses O +transcription O +dictated O +by O +the O +UASINO O +element O +. O + +By O +treating O +monkey O +COS O +cells O +with O +oligonucleotides O +linked O +to O +psoralen O +, O +we O +have O +generated O +targeted O +mutations O +in O +a O +simian O +virus O +40 O +( O +SV40 O +) O +vector O +contained O +within O +the O +cells O +via O +intracellular O +triple O +helix O +formation O +. O + +The O +interleukin B-GENE +2 I-GENE +receptor I-GENE +alpha I-GENE +- I-GENE +chain I-GENE +( O +IL B-GENE +- I-GENE +2R I-GENE +alpha I-GENE +) O +gene O +is O +rapidly O +and O +potently O +induced O +in O +T O +cells O +in O +response O +to O +mitogenic O +stimuli O +. O + +The O +Wilms B-GENE +' I-GENE +tumour I-GENE +suppressor I-GENE +protein I-GENE +( O +WT1 B-GENE +) O +is O +a O +putative O +transcriptional O +regulatory O +protein O +with O +four O +zinc O +fingers O +, O +the O +last O +three O +of O +which O +have O +extensive O +sequence O +homology O +to O +the O +early B-GENE +growth I-GENE +response I-GENE +- I-GENE +1 I-GENE +( O +EGR B-GENE +- I-GENE +1 I-GENE +) O +protein O +. O + +OBJECTIVES O +: O +1 O +) O +to O +determine O +serum B-GENE +ACE I-GENE +activity O +in O +patients O +with O +COPD O +treated O +with O +and O +without O +continuous O +ambulatory O +oxygen O +therapy O +( O +CAOT O +) O +; O +2 O +) O +to O +verify O +whether O +there O +is O +a O +correlation O +between O +ACE B-GENE +and O +any O +hematological O +, O +spirometric O +or O +gasometric O +parameter O +. O + +In O +order O +to O +infer O +shape O +from O +contour O +, O +the O +human O +visual O +system O +must O +selectively O +integrate O +fragments O +projecting O +from O +a O +common O +object O +while O +keeping O +fragments O +from O +different O +objects O +separate O +. O + +Among O +9 O +group O +I O +patients O +with O +a O +positive O +result O +on O +head O +- O +up O +tilt O +- O +table O +testing O +and O +no O +evidence O +of O +structural O +heart O +disease O +( O +mean O +follow O +- O +up O +4 O +. O +3 O +years O +) O +, O +7 O +are O +without O +further O +episodes O +of O +syncope O +; O +3 O +have O +discontinued O +medication O +and O +5 O +have O +resumed O +at O +least O +limited O +exercise O +. O + +Constructs O +designed O +and O +expressed O +were O +E2L1 B-GENE +( I-GENE +1 I-GENE +- I-GENE +98 I-GENE +) I-GENE +, O +E2L1 B-GENE +. I-GENE +H1 I-GENE +( I-GENE +1 I-GENE +- I-GENE +128 I-GENE +) I-GENE +, O +E2L2 B-GENE +( I-GENE +120 I-GENE +- I-GENE +233 I-GENE +) I-GENE +, O +E2H1 B-GENE +. I-GENE +L2 I-GENE +( I-GENE +98 I-GENE +- I-GENE +233 I-GENE +) I-GENE +, O +and O +E2L1 B-GENE +. I-GENE +H1 I-GENE +. I-GENE +L2 I-GENE +( I-GENE +1 I-GENE +- I-GENE +233 I-GENE +) I-GENE +, O +where O +numbers O +in O +parentheses O +give O +the O +amino O +acid O +sequence O +for O +the O +portions O +of O +the O +E2 B-GENE +component O +incorporated O +into O +a O +construct O +. O + +Thus O +, O +we O +have O +produced O +lipoyl O +domain O +constructs O +that O +can O +be O +employed O +in O +sorting O +the O +specific O +roles O +of O +E2L1 B-GENE +and O +E2L2 B-GENE +in O +facilitating O +catalytic O +and O +regulatory O +processes O +. O + +METHODS O +: O +Ten O +influenza O +A O +( O +H3N2 O +) O +viruses O +isolated O +during O +the O +outbreaks O +were O +examined O +for O +resistance O +to O +amantadine O +and O +rimantadine O +by O +means O +of O +an O +enzyme O +immunoassay O +and O +by O +sequencing O +of O +the O +viral O +nucleic O +acid O +that O +encodes O +the O +transmembrane O +domain O +of O +the O +M2 B-GENE +protein I-GENE +. O + +The O +first O +contains O +ATF B-GENE +/ O +CRE O +and O +TBP B-GENE +/ O +TATA O +sequence O +motifs O +within O +an O +87 O +- O +bp O +region O +. O + +Gene O +expression O +occurs O +in O +a O +circadian O +rhythm O +and O +induced O +by O +light O +in O +leaves O +of O +dark O +- O +adapted O +plants O +. O + +Our O +results O +suggested O +that O +the O +hexamer O +and O +the O +octamer O +motifs O +may O +play O +important O +role O +( O +s O +) O +in O +regulation O +of O +replication O +- O +dependent O +but O +not O +of O +replication O +- O +independent O +expression O +of O +the O +wheat B-GENE +histone I-GENE +H3 I-GENE +gene I-GENE +. O + +The O +tissue O +- O +specific O +expression O +of O +DP B-GENE +family I-GENE +members I-GENE +suggests O +that O +the O +combination O +of O +DP B-GENE +/ O +E2F B-GENE +heterodimers O +that O +constitute O +DRTF1 B-GENE +/ O +E2F B-GENE +is O +influenced O +by O +the O +phenotype O +of O +the O +cell O +. O + +In O +a O +second O +experiment O +involving O +an O +18 O +- O +h O +lung O +clearance O +assay O +, O +we O +used O +the O +mAb B-GENE +3 I-GENE +. I-GENE +2 I-GENE +. I-GENE +3 I-GENE +to O +deplete O +rats O +of O +LGL O +/ O +NK O +cells O +with O +the O +following O +rationale O +: O +if O +LGL O +/ O +NK O +cells O +are O +necessary O +to O +mediate O +an O +event O +, O +then O +in O +their O +absence O +, O +that O +event O +should O +not O +occur O +. O + +Treatment O +of O +recurrent O +FSGS O +has O +included O +high O +- O +dose O +steroids O +, O +high O +- O +dose O +cyclosporine O +( O +CSA O +) O +, O +plasmapheresis O +, O +and O +ACE B-GENE +inhibitors O +with O +mixed O +results O +. O + +Our O +results O +concluded O +that O +1 O +) O +the O +two O +inhibin B-GENE +/ O +activin B-GENE +beta O +B O +- O +subunit O +mRNAs O +were O +transcribed O +from O +different O +initiation O +sites O +; O +2 O +) O +both O +promoters O +may O +be O +controlled O +by O +up O +- O +stream O +negative O +regulatory O +elements O +; O +and O +3 O +) O +neither O +of O +these O +promoters O +is O +responsive O +to O +cAMP O +and O +/ O +or O +phorbol O +esters O +under O +the O +conditions O +employed O +. O + +Promoter O +region O +of O +the O +transcriptional O +unit O +for O +human B-GENE +alpha I-GENE +1 I-GENE +- I-GENE +chimaerin I-GENE +, O +a O +neuron B-GENE +- I-GENE +specific I-GENE +GTPase I-GENE +- I-GENE +activating I-GENE +protein I-GENE +for O +p21rac B-GENE +. O +alpha B-GENE +1 I-GENE +- I-GENE +chimaerin I-GENE +is O +a O +neuron B-GENE +- I-GENE +specific I-GENE +GTPase I-GENE +- I-GENE +activating I-GENE +protein I-GENE +for O +p21rac B-GENE +, O +a O +protein O +involved O +in O +morphological O +events O +. O + +Upstream O +from O +the O +transcription O +start O +point O +( O +tsp O +) O +, O +a O +nucleotide O +sequence O +highly O +homologous O +to O +the O +consensus B-GENE +sequence I-GENE +motif I-GENE +for I-GENE +the I-GENE +sigma I-GENE +35 I-GENE +- I-GENE +recognized I-GENE +promoters I-GENE +was O +found O +. O + +In O +this O +paper O +, O +an O +analysis O +of O +the O +dynamics O +in O +the O +closing O +phase O +of O +the O +occluder O +of O +a O +mechanical O +monoleaflet O +heart O +valve O +prosthesis O +is O +presented O +. O + +During O +ISO O ++ O +AT O +infusion O +, O +abdominal O +fat O +blood O +flow O +was O +still O +significantly O +increased O +as O +compared O +with O +control O +values O +in O +lean O +and O +obese O +subjects O +. O + +When O +expressed O +per O +kilogram O +body O +weight O +, O +mean O +GIT O +increased O +in O +the O +dF O +group O +from O +0 O +. O +14 O +% O +to O +0 O +. O +16 O +% O +above O +RMR O +, O +with O +a O +significant O +decrease O +from O +0 O +. O +15 O +% O +to O +0 O +. O +13 O +% O +in O +the O +P O +group O +. O + +In O +nucleus O +ventralis O +anterior O +thalami O +- O +nucleus O +ventralis O +lateralis O +thalami O +neurons O +with O +an O +inhibitory O +input O +from O +nucleus O +entopeduncularis O +, O +a O +shortening O +of O +inhibition O +from O +17 O +. O +5 O ++ O +/ O +- O +3 O +. O +6 O +to O +9 O +. O +1 O ++ O +/ O +- O +1 O +. O +8 O +ms O +( O +P O +< O +0 O +. O +05 O +) O +under O +the O +haloperidol O +influence O +was O +evident O +. O + +However O +, O +inclusion O +of O +the O +neighboring O +CGGAAR O +motifs O +from O +the O +ICP4 B-GENE +promoter I-GENE +, O +which O +bind O +factors O +GABP B-GENE +alpha I-GENE +and I-GENE +beta I-GENE +, O +results O +in O +a O +strong O +synergistic O +activation O +. O + +This O +finding O +represents O +both O +a O +potentially O +important O +mechanism O +by O +which O +HPV O +gene O +expression O +can O +be O +regulated O +and O +an O +interesting O +model O +for O +the O +study O +of O +transcriptional O +cooperativity O +. O + +Using O +this O +method O +, O +VLPs O +were O +obtained O +in O +quantities O +sufficient O +for O +further O +characterization O +. O + +Analysis O +of O +the O +sequence O +upstream O +of O +this O +initiation O +codon O +reveals O +the O +presence O +of O +a O +promotor O +sequence O +. O + +SUP46 B-GENE +is O +implicated O +in O +translation O +fidelity O +and O +encodes O +the O +ribosomal B-GENE +protein I-GENE +S13 I-GENE +. O + +To O +explore O +the O +functional O +relationship O +between O +c B-GENE +- I-GENE +fos I-GENE +and O +Rb B-GENE +, O +a O +eukaryotic O +expression O +plasmid O +was O +constructed O +containing O +the O +c B-GENE +- I-GENE +fos I-GENE +gene I-GENE +under O +control O +of O +the O +SV40 B-GENE +promoter I-GENE +complex O +. O + +The O +high O +degree O +of O +sequence O +identity O +( O +96 O +% O +) O +between O +hydrolase B-GENE +B I-GENE +and I-GENE +C I-GENE +, O +particularly O +in O +the O +3 O +' O +untranslated O +region O +, O +suggests O +that O +the O +genes O +encoding O +these O +two O +carboxylesterases B-GENE +evolved O +by O +duplication O +and O +divergence O +of O +a O +common O +ancestral O +gene O +. O + +The O +regions O +of O +the O +tooth O +fracture O +are O +determined O +. O + +Secondary O +pancreatic O +involvement O +of O +mycosis O +fungoides O +detected O +by O +a O +clinically O +palpable O +mass O +. O + +The O +NR2 O +hybrid O +is O +a O +powerful O +tool O +for O +the O +mapping O +of O +new O +probes O +of O +this O +region O +, O +as O +well O +as O +for O +obtaining O +new O +informative O +probes O +specific O +for O +the O +deletion O +by O +subtractive O +cloning O +of O +the O +region O +. O + +TDEYA O +at O +doses O +of O +200 O +to O +500 O +mg O +/ O +kg O +significantly O +suppressed O +xanthine B-GENE +oxidase I-GENE +( O +XO B-GENE +) O +activity O +in O +the O +stomach O +tissue O +following O +its O +oral O +administration O +. O + +Like O +humans O +, O +the O +PITSLRE B-GENE +PK I-GENE +genes I-GENE +in I-GENE +chickens I-GENE +must O +be O +closely O +linked O +, O +based O +on O +fluorescent O +in O +situ O +hybridization O +( O +FISH O +) O +localization O +of O +these O +genes O +to O +a O +single O +chicken O +microchromosome O +. O + +Here O +, O +we O +report O +the O +characterization O +of O +an O +alternatively O +processed O +form O +of O +AFAP B-GENE +- I-GENE +110 I-GENE +that O +encodes O +an O +additional O +258 O +base O +pair O +( O +bp O +) O +of O +open O +reading O +frame O +. O + +Expression O +of O +class B-GENE +IV I-GENE +ADH I-GENE +mRNA I-GENE +was O +detected O +in O +human O +stomach O +but O +not O +liver O +. O + +In O +ICE B-GENE +gamma I-GENE +, O +most O +of O +the O +propeptide O +( O +amino O +acids O +20 O +- O +112 O +) O +is O +deleted O +, O +which O +suggests O +that O +it O +may O +function O +as O +a O +catalyst O +for O +ICE B-GENE +autoprocessing O +in O +vivo O +. O + +Endocytosis O +and O +lysosomal O +targeting O +of O +epidermal B-GENE +growth I-GENE +factor I-GENE +receptors I-GENE +are O +mediated O +by O +distinct O +sequences O +independent O +of O +the O +tyrosine B-GENE +kinase I-GENE +domain I-GENE +. O + +It O +is O +now O +recognized O +that O +essentially O +all O +eukaryotic O +and O +prokaryotic O +genes O +whose O +5 O +' O +- O +flanking O +regions O +are O +known O +and O +that O +encode O +barbiturate O +- O +inducible O +proteins O +contain O +the O +Barbie O +box O +element O +. O + +Mutation O +of O +the O +P450BM B-GENE +- I-GENE +3 I-GENE +Barbie I-GENE +box I-GENE +significantly O +increased O +the O +expression O +of O +both O +P450BM B-GENE +- I-GENE +3 I-GENE +and O +Bm3P1 B-GENE +( O +another O +small O +gene O +located O +upstream O +of O +the O +P450BM B-GENE +- I-GENE +3 I-GENE +gene I-GENE +that O +encodes O +a O +second O +putative O +regulatory O +protein O +) O +in O +response O +to O +pentobarbital O +induction O +but O +left O +the O +basal O +levels O +unaffected O +. O + +A O +potential O +outcome O +of O +these O +biochemical O +effects O +may O +include O +the O +limited O +responsiveness O +of O +infected O +T O +cells O +to O +antigenic O +stimulation O +observed O +during O +HIV O +- O +1 O +infection O +. O + +The O +full O +protocol O +was O +completed O +by O +33 O +patients O +( O +45 O +% O +of O +original O +cohort O +) O +. O + +In O +addition O +, O +we O +found O +that O +cell O +- O +specific O +suppression O +of O +RA O +- O +stimulated O +zif268 B-GENE +gene I-GENE +expression O +can O +be O +attributed O +to O +a O +29 O +base O +pair O +nucleotide O +sequence O +, O +located O +downstream O +of O +the O +RA O +- O +responsive O +region O +in O +the O +zif268 B-GENE +gene I-GENE +. O + +We O +show O +that O +CBF B-GENE +- I-GENE +A I-GENE +and O +CBF B-GENE +- I-GENE +C I-GENE +interact O +with O +each O +other O +to O +form O +a O +CBF B-GENE +- I-GENE +A I-GENE +- O +CBF B-GENE +- I-GENE +C I-GENE +complex O +and O +that O +CBF B-GENE +- I-GENE +B I-GENE +does O +not O +interact O +with O +CBF B-GENE +- I-GENE +A I-GENE +or O +CBF B-GENE +- I-GENE +C I-GENE +individually O +but O +that O +it O +associates O +with O +the O +CBF B-GENE +- I-GENE +A I-GENE +- O +CBF B-GENE +- I-GENE +C I-GENE +complex O +. O + +In O +the O +first O +, O +homologous O +sequences O +were O +deleted O +from O +a O +mouse O +enhancer O +, O +resulting O +in O +a O +tissue O +- O +specific O +loss O +of O +activity O +when O +assayed O +in O +transgenic O +mice O +. O + +OKT3 B-GENE +prophylaxis O +improves O +long O +- O +term O +renal O +graft O +survival O +in O +high O +- O +risk O +patients O +as O +compared O +to O +cyclosporine O +: O +combined O +results O +from O +the O +prospective O +, O +randomized O +Belgian O +and O +US O +studies O +. O + +The O +major O +PKC B-GENE +beta I-GENE +transcription O +initiation O +site O +was O +identified O +by O +primer O +extension O +and O +S1 B-GENE +nuclease I-GENE +protection O +. 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O + +Comparison O +of O +cDNA O +sequences O +revealed O +that O +the O +two O +mRNA O +species O +arise O +as O +a O +result O +of O +alternate O +use O +of O +poly O +( O +A O +) O +- O +addition O +sites O +. O + +The O +gene O +for O +the O +RNA B-GENE +- I-GENE +dependent I-GENE +eIF I-GENE +- I-GENE +2 I-GENE +alpha I-GENE +protein I-GENE +kinase I-GENE +( O +PKR B-GENE +) O +was O +isolated O +from O +mouse O +genomic O +DNA O +and O +characterized O +. O + +High O +- O +frequency O +electrical O +stimulation O +in O +the O +hippocampus O +leads O +to O +an O +increase O +in O +synaptic O +efficacy O +that O +lasts O +for O +many O +hours O +. O + +Similar O +to O +the O +mouse O +gene O +, O +the O +5 O +' O +flanking O +region O +of O +human B-GENE +CD79 I-GENE +alpha I-GENE +lacks O +a O +TATA O +box O +; O +however O +, O +unlike O +mouse B-GENE +CD79 I-GENE +alpha I-GENE +, O +a O +classical O +octamer O +motif O +could O +not O +be O +identified O +in O +the O +human O +gene O +. O + +Detailed O +molecular O +organization O +of O +the O +coding O +and O +upstream O +regulatory O +regions O +of O +the O +murine O +homeodomain B-GENE +- I-GENE +containing I-GENE +gene I-GENE +, O +Msx B-GENE +- I-GENE +1 I-GENE +, O +is O +reported O +. O + +We O +report O +here O +the O +cloning O +of O +the O +human B-GENE +goosecoid I-GENE +gene I-GENE +( O +GSC B-GENE +) O +from O +a O +genomic O +library O +and O +the O +sequence O +of O +its O +encoded O +protein O +. O + +This O +virus O +is O +not O +merely O +a O +South O +African O +strain O +of O +passion O +fruit O +woodiness O +virus O +( O +PWV O +) O +: O +the O +deduced O +CP B-GENE +sequence I-GENE +is O +only O +distantly O +related O +to O +CPs B-GENE +of O +other O +sequenced O +strains O +of O +PWV O +, O +although O +it O +is O +part O +of O +a O +distinct O +subgroup O +of O +potyviruses O +related O +to O +PWV O +. O + +The O +ratio O +of O +the O +activity O +of O +arogenate B-GENE +dehydrogenase I-GENE +to O +that O +of O +prephenate B-GENE +dehydrogenase I-GENE +( O +approximately O +3 O +: O +1 O +) O +remained O +constant O +throughout O +purification O +, O +and O +the O +two O +activities O +were O +therefore O +inseparable O +. O + +A O +leucine O +zipper O +domain O +of O +the O +suppressor B-GENE +of I-GENE +Hairy I-GENE +- I-GENE +wing I-GENE +protein I-GENE +mediates O +its O +repressive O +effect O +on O +enhancer O +function O +. O + +It O +is O +concluded O +that O +CT O +should O +be O +routinely O +employed O +in O +patients O +with O +N1 O +- O +N3 O +neck O +disease O +to O +determine O +the O +proper O +electron O +- O +energy O +prescription O +. O + +The O +predicted O +DNA O +- O +binding O +, O +zinc B-GENE +finger I-GENE +domain I-GENE +protein I-GENE +sequence O +was O +strictly O +conserved O +. O + +60 O +patients O +were O +entered O +into O +a O +randomised O +study O +comparing O +vindesine O +( O +3 O +mg O +/ O +m2 O +/ O +week O +) O +plus O +interferon B-GENE +- I-GENE +alpha I-GENE +2b I-GENE +( O +6 O +U O +/ O +m2 O +3 O +times O +per O +week O +) O +to O +vindesine O +alone O +or O +to O +interferon B-GENE +alone O +for O +the O +treatment O +of O +metastatic O +malignant O +melanoma O +. O + +BACKGROUND O +: O +We O +conducted O +a O +phase O +I O +study O +with O +MDL O +73 O +, O +147EF O +, O +a O +new O +5 B-GENE +hydroxytryptamine I-GENE +3 I-GENE +( I-GENE +5 I-GENE +- I-GENE +HT3 I-GENE +) I-GENE +receptor I-GENE +antagonist O +, O +in O +25 O +patients O +requiring O +emetogenic O +chemotherapy O +. O + +In O +the O +presence O +of O +the O +in O +vivo O +reducing O +system O +( O +thioredoxin B-GENE +, O +thioredoxin B-GENE +reductase I-GENE +, O +and O +NADPH O +) O +, O +however O +, O +each O +of O +these O +mutants O +catalyzed O +the O +formation O +of O +only O +0 O +. O +6 O +- O +0 O +. O +8 O +dCTPs O +per O +mole O +of O +enzyme O +. O + +These O +genetic O +alterations O +do O +not O +affect O +synthesis O +of O +the O +major O +c B-GENE +- I-GENE +myc I-GENE +protein I-GENE +, O +p64 B-GENE +, O +which O +is O +initiated O +from O +the O +first O +AUG O +codon O +in O +exon O +2 O +. O + +In O +addition O +, O +both O +the O +exon O +1 O +- O +and O +exon O +2 O +- O +initiated O +forms O +of O +the O +c B-GENE +- I-GENE +Myc I-GENE +protein I-GENE +stimulated O +transcription O +of O +a O +Myc B-GENE +/ O +Max B-GENE +- O +responsive O +reporter O +construct O +to O +a O +similar O +level O +. O + +Biological O +activities O +of O +hematopoietic B-GENE +growth I-GENE +factors I-GENE +that O +lead O +to O +future O +clinical O +application O +. O + +Expression O +is O +exclusively O +limited O +to O +the O +CNS O +at O +this O +and O +later O +stages O +. O + +Disruption O +of O +any O +one O +of O +the O +four O +genes O +encoding O +the O +newly O +identified O +SRP B-GENE +proteins I-GENE +results O +in O +slow O +cell O +growth O +and O +inefficient O +protein O +translocation O +across O +the O +ER O +membrane O +. O + +Genetic O +alterations O +in O +elements O +of O +normal O +signal O +transduction O +mechanisms O +are O +known O +to O +be O +oncogenic O +events O +often O +resulting O +in O +aberrant O +activation O +of O +programs O +of O +gene O +transcription O +. O + +The O +expression O +pattern O +of O +GL2 B-GENE +, O +as O +demonstrated O +by O +in O +situ O +hybridization O +, O +indicated O +that O +the O +gene O +is O +expressed O +in O +trichome O +progenitor O +cells O +and O +at O +stages O +associated O +with O +trichome O +development O +. O + +NOT4 B-GENE +interacts O +with O +NOT1 B-GENE +and O +NOT3 B-GENE +in O +the O +two O +- O +hybrid O +assay O +, O +and O +overexpression O +of O +NOT3 B-GENE +or O +NOT4 B-GENE +suppresses O +not1 B-GENE +and O +not2 B-GENE +mutations O +. O + +Binding O +site O +selection O +using O +in O +vitro O +- O +synthesized O +proteins O +reveals O +that O +the O +ROR B-GENE +alpha I-GENE +1 I-GENE +and O +ROR B-GENE +alpha I-GENE +2 I-GENE +isoforms I-GENE +bind O +DNA O +as O +monomers O +to O +hormone O +response O +elements O +composed O +of O +a O +6 O +- O +bp O +AT O +- O +rich O +sequence O +preceding O +a O +half O +- O +site O +core O +motif O +PuGGTCA O +( O +RORE B-GENE +) O +. O + +The O +p73pct1 B-GENE +/ O +p85cdc10 B-GENE +complex O +binds O +both O +in O +vitro O +and O +in O +vivo O +to O +MCB B-GENE +but O +not O +SCB B-GENE +or O +E2F B-GENE +sites I-GENE +. O + +We O +show O +that O +the O +en B-GENE +stripes O +expand O +anteriorly O +in O +slp B-GENE +mutant O +embryos O +and O +that O +slp B-GENE +activity O +is O +an O +absolute O +requirement O +for O +maintenance O +of O +wg B-GENE +expression O +at O +the O +same O +time O +that O +wg B-GENE +transcription O +is O +dependent O +on O +hh B-GENE +. O + +The O +DNA O +sequence O +adjacent O +to O +the O +lacZ B-GENE +gene I-GENE +has O +been O +determined O +for O +91 O +vegetative O +fusion O +genes O +whose O +products O +have O +been O +localized O +and O +for O +43 O +meiotically O +induced O +fusions O +. O + +CMV O +hyperimmunoglobulin B-GENE +treatment O +( O +Cytotect O +, O +Biotest O +) O +was O +started O +( O +2 O +ml O +/ O +kg O +bw O +on O +day O +1 O +and O +3 O +, O +and O +1 O +ml O +/ O +kg O +on O +days O +5 O +, O +7 O +and O +9 O +) O +, O +which O +led O +to O +the O +eradication O +of O +the O +residual O +infiltrate O +and O +CMV O +- O +DNA O +in O +the O +myocardium O +. O + +In O +eight O +groups O +of O +subjects O +operating O +various O +hand O +- O +held O +vibrating O +tools O +and O +aged O +from O +30 O +to O +59 O +years O +, O +the O +prevalence O +rates O +of O +vibration O +- O +induced O +white O +finger O +( O +VWF O +) O +and O +numbness O +, O +pain O +, O +or O +stiffness O +in O +the O +upper O +and O +lower O +extremities O +were O +investigated O +. O + +DNA O +sequence O +analysis O +showed O +that O +the O +gene O +was O +525 O +bp O +long O +and O +encoded O +a O +175 O +- O +amino O +- O +acid O +protein O +with O +a O +molecular O +weight O +of O +19 O +, O +094 O +containing O +a O +21 O +- O +residue O +typical O +lipoprotein O +signal O +peptide O +and O +consensus O +prolipoprotein O +processing O +site O +. O + +DNA O +sequence O +and O +functions O +of O +the O +actVI B-GENE +region I-GENE +of O +the O +actinorhodin B-GENE +biosynthetic I-GENE +gene I-GENE +cluster I-GENE +of I-GENE +Streptomyces I-GENE +coelicolor I-GENE +A3 I-GENE +( I-GENE +2 I-GENE +) I-GENE +. O + +( O +1992 O +) O +Genomics O +12 O +, O +58 O +- O +62 O +) O +. O + +A O +comparison O +of O +the O +predicted O +polypeptide O +sequence O +of O +the O +Drosophila O +protein O +with O +the O +equivalent O +subunits O +from O +mouse O +and O +yeast O +suggests O +that O +they O +are O +closely O +related O +and O +defines O +three O +conserved O +regions O +which O +are O +likely O +to O +be O +important O +for O +enzyme O +activity O +. O + +Cytoplasmic B-GENE +dynein I-GENE +is O +a O +multisubunit O +, O +microtubule O +- O +dependent O +mechanochemical O +enzyme O +that O +has O +been O +proposed O +to O +function O +in O +a O +variety O +of O +intracellular O +movements O +, O +including O +minus O +- O +end O +- O +directed O +transport O +of O +organelles O +. O + +Identification O +of O +the O +plakoglobin B-GENE +- O +binding O +domain O +in O +desmoglein B-GENE +and O +its O +role O +in O +plaque O +assembly O +and O +intermediate O +filament O +anchorage O +. O + +PATIENTS O +AND O +METHODS O +: O +One O +hundred O +eighty O +- O +four O +chemotherapy O +- O +naive O +patients O +receiving O +high O +- O +dose O +cisplatin O +( O +81 O +to O +120 O +mg O +/ O +m2 O +) O +were O +randomized O +to O +receive O +one O +of O +four O +granisetron O +doses O +( O +5 O +, O +10 O +, O +20 O +, O +or O +40 O +micrograms O +/ O +kg O +) O +administered O +before O +chemotherapy O +. O + +Nine O +new O +naphthalene O +related O +compounds O +( O +I O +, O +IV O +, O +V O +, O +VII O +- O +XII O +) O +together O +with O +four O +known O +compounds O +( O +II O +, O +III O +, O +VI O +, O +XIII O +) O +were O +isolated O +from O +the O +root O +bark O +of O +Oroxylum O +indicum O +Vent O +. O + +As O +shown O +previously O +, O +EBNA2 B-GENE +transactivates O +the O +promoters O +of O +the O +viral B-GENE +latent I-GENE +membrane I-GENE +proteins I-GENE +. O + +We O +previously O +showed O +that O +v B-GENE +- I-GENE +Rel I-GENE +, O +the O +oncoprotein O +of O +the O +avian O +retrovirus O +Rev O +- O +T O +, O +can O +increase O +expression O +from O +promoters O +containing O +binding O +sites O +for O +the O +cellular O +transcription O +factor O +Sp1 B-GENE +in O +chicken O +embryo O +fibroblasts O +( O +S O +. O + +Previous O +studies O +have O +demonstrated O +that O +the O +TATA O +element O +is O +critical O +for O +basal O +and O +Tat B-GENE +- O +induced O +HIV O +- O +1 O +gene O +expression O +. O + +A O +comparison O +of O +the O +nucleotide O +sequence O +of O +the O +p54 B-GENE +gene I-GENE +carried O +by O +two O +virulent O +ASFV O +strains O +( O +E70 O +and O +E75 O +) O +with O +that O +obtained O +from O +virus O +Ba71V O +showed O +100 O +% O +similarity O +. O + +The O +p55 B-GENE +mRNA I-GENE +is O +undetectable O +in O +non O +- O +EBV O +- O +infected O +B O +- O +and O +T O +- O +cell O +lines O +or O +in O +a O +myelomonocytic O +cell O +line O +( O +U937 O +) O +. O + +A O +simple O +registration O +as O +an O +incentive O +for O +improvement O + +RESULTS O +: O +The O +diagnostic O +quality O +of O +FDG O +images O +was O +at O +least O +as O +good O +as O +that O +of O +their O +Tl O +- O +201 O +counterparts O +, O +with O +less O +liver O +background O +in O +all O +but O +one O +FDG O +study O +. O + +The O +coordinated O +expression O +of O +CD4 B-GENE +and O +CD8 B-GENE +during O +T O +- O +cell O +development O +is O +tightly O +coupled O +with O +the O +maturation O +state O +of O +the O +T O +cell O +. O + +The O +dying O +tTG B-GENE +- O +transfected O +cells O +exhibit O +both O +cytoplasmic O +and O +nuclear O +changes O +characteristic O +of O +cells O +undergoing O +apoptosis O +. O + +Using O +an O +RNase B-GENE +H I-GENE +- O +mediated O +mapping O +technique O +, O +we O +show O +that O +the O +64 O +- O +kDa O +subunit O +of O +CstF B-GENE +can O +be O +photo O +cross O +- O +linked O +to O +pre O +- O +mRNAs O +at O +U O +- O +rich O +regions O +located O +downstream O +of O +the O +cleavage O +site O +of O +the O +simian O +virus O +40 O +late O +and O +adenovirus B-GENE +L3 I-GENE +pre I-GENE +- I-GENE +mRNAs I-GENE +. O + +The O +protein O +encoded O +is O +114 O +kDa O +and O +contains O +eight O +zinc O +finger O +motifs O +, O +seven O +of O +which O +are O +present O +in O +two O +clusters O +at O +opposite O +ends O +of O +the O +molecule O +. O + +Tissue O +- O +specific O +expression O +of O +the O +diazepam B-GENE +- I-GENE +binding I-GENE +inhibitor I-GENE +in O +Drosophila O +melanogaster O +: O +cloning O +, O +structure O +, O +and O +localization O +of O +the O +gene O +. O + +Using O +a O +v B-GENE +- I-GENE +erbA I-GENE +probe O +, O +we O +obtained O +a O +cDNA O +which O +encodes O +a O +novel O +445 O +- O +amino O +- O +acid O +protein O +, O +RLD B-GENE +- I-GENE +1 I-GENE +, O +that O +contains O +the O +characteristic O +domains O +of O +nuclear O +receptors O +. O + +Only O +two O +of O +the O +isoforms O +possess O +the O +N O +- O +terminal O +zinc O +finger O +domain O +that O +is O +necessary O +and O +sufficient O +for O +TdT B-GENE +promoter I-GENE +binding O +. O + +This O +study O +provides O +direct O +evidence O +that O +USF B-GENE +, O +a O +member O +of O +the O +basic B-GENE +helix I-GENE +- I-GENE +loop I-GENE +- I-GENE +helix I-GENE +leucine I-GENE +zipper I-GENE +family I-GENE +, O +binds O +to O +MLE1 B-GENE +, O +HF B-GENE +- I-GENE +1a I-GENE +, O +and O +PRE B-GENE +B I-GENE +sites I-GENE +and O +suggests O +that O +it O +is O +a O +component O +of O +protein O +complexes O +that O +may O +coordinately O +control O +the O +expression O +of O +MLC B-GENE +- I-GENE +2v I-GENE +and O +alpha B-GENE +- I-GENE +myosin I-GENE +heavy I-GENE +- I-GENE +chain I-GENE +genes I-GENE +. O + +Activation O +of O +c B-GENE +- I-GENE +fos I-GENE +gene I-GENE +expression O +by O +a O +kinase O +- O +deficient O +epidermal B-GENE +growth I-GENE +factor I-GENE +receptor I-GENE +. O + +Because O +endogenous O +HSF B-GENE +DNA O +- O +binding O +activity O +is O +low O +and O +anti B-GENE +- I-GENE +hHSF1 I-GENE +antibody I-GENE +does O +not O +recognize O +Xenopus B-GENE +HSF I-GENE +, O +we O +employed O +this O +system O +for O +mapping O +regions O +in O +hHSF1 B-GENE +that O +are O +required O +for O +the O +maintenance O +of O +the O +monomeric O +state O +. O + +Enhancers O +containing O +disrupted O +Ets B-GENE +- I-GENE +1 I-GENE +binding I-GENE +sites I-GENE +were O +tested O +in O +transient O +expression O +assays O +in O +the O +murine O +T O +- O +cell O +line O +EL4 O +. O +E1 O +; O +alterations O +in O +the O +LVb O +element O +affected O +constitutive O +enhancer O +activity O +, O +while O +mutation O +of O +either O +the O +LVb O +or O +LVc O +element O +disrupted O +phorbol O +ester O +- O +induced O +enhancer O +activity O +. O + +The O +predominant O +binding O +activity O +was O +not O +Ets B-GENE +- I-GENE +1 I-GENE +but O +rather O +two O +independent O +DNA O +- O +protein O +complexes O +that O +comigrated O +in O +mobility O +shift O +assays O +. O + +Treatment O +with O +amphotericin O +B O +and O +flucytosine O +led O +to O +improvement O +of O +the O +symptoms O +but O +did O +not O +eradicate O +the O +micro O +- O +organisms O +from O +the O +cerebrospinal O +fluid O +( O +CSF O +) O +. O + +The O +unexpected O +presence O +of O +the O +tRNA B-GENE +( I-GENE +trp I-GENE +) I-GENE +( I-GENE +CCA I-GENE +) I-GENE +- I-GENE +gene I-GENE +transcript I-GENE +in I-GENE +mitochondria I-GENE +is O +also O +reported O +. O + +The O +parameters O +of O +nonspecific O +humoral O +immunity O +- O +- O +serum B-GENE +immunoglobulins I-GENE +and O +immune O +complexes O +- O +- O +were O +evaluated O +in O +irradiated O +group O +of O +patients O +with O +uterine O +cervix O +carcinoma O +( O +Stages O +IIB O +and O +IIIB O +) O +, O +during O +one O +year O +follow O +up O +. O + +Mutation O +of O +KRKR O +to O +NGER O +retains O +MO15 B-GENE +in O +the O +cytoplasmic O +compartment O +, O +whilst O +the O +wild O +- O +type O +protein O +is O +detected O +exclusively O +in O +the O +nucleus O +. O + +To O +confirm O +the O +binding O +of O +protein O +to O +these O +sites O +in O +cells O +, O +we O +carried O +out O +an O +in O +vivo O +genomic O +footprinting O +analysis O +of O +this O +portion O +of O +the O +TGF B-GENE +alpha I-GENE +promoter I-GENE +in O +normal O +and O +transformed O +rat O +liver O +epithelial O +cell O +lines O +that O +express O +the O +endogenous O +gene O +at O +varying O +levels O +. O + +Strikingly O +, O +this O +subdomain O +is O +also O +present O +in O +the O +otherwise O +unrelated O +N O +- O +terminal O +activating O +region O +of O +p58c B-GENE +- I-GENE +ets I-GENE +- I-GENE +2 I-GENE +and O +was O +thus O +named O +BEC B-GENE +for O +Ets B-GENE +- I-GENE +1 I-GENE +- I-GENE +beta I-GENE +/ O +Ets B-GENE +- I-GENE +2 I-GENE +- I-GENE +Conserved I-GENE +sequence I-GENE +. O + +This O +work O +unravels O +a O +new O +model O +for O +the O +ets B-GENE +- I-GENE +1 I-GENE +/ O +ets B-GENE +- I-GENE +2 I-GENE +gene I-GENE +' O +s O +evolution O +, O +based O +for O +the O +first O +time O +on O +both O +structural O +and O +functional O +evidences O +. O + +The O +v B-GENE +- I-GENE +ets I-GENE +oncogene I-GENE +of O +the O +avian O +retrovirus O +E26 O +differs O +from O +its O +cellular O +progenitor O +p68c B-GENE +- I-GENE +ets I-GENE +- I-GENE +1 I-GENE +by O +two O +amino O +acid O +substitutions O +( O +alanine O +285 O +and O +isoleucine O +445 O +in O +c B-GENE +- I-GENE +ets I-GENE +- I-GENE +1 I-GENE +both O +substituted O +by O +valine O +in O +v B-GENE +- I-GENE +ets I-GENE +, O +mutations O +A O +and O +B O +respectively O +) O +and O +its O +carboxy O +- O +terminal O +end O +( O +mutation O +C O +) O +. O + +Consequently O +functional O +mRNAs O +can O +be O +produced O +by O +endogenous B-GENE +RNA I-GENE +polymerase I-GENE +I O +. 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O + +The O +fibrinogen B-GENE +, O +serum O +proteins O +, O +sodium O +heparin O +and O +membrane O +contributed O +to O +Cm O +by O +20 O +% O +, O +14 O +% O +, O +2 O +% O +and O +64 O +% O +, O +respectively O +. O + +In O +these O +vectors O +the O +chimeric B-GENE +long I-GENE +terminal I-GENE +repeat I-GENE +( O +chLTR B-GENE +) O +drives O +the O +expression O +of O +the O +chloramphenicol B-GENE +acetyl I-GENE +transferase I-GENE +( O +CAT B-GENE +) O +reporter O +gene O +that O +is O +followed O +by O +an O +internal O +SV40 B-GENE +virus I-GENE +early I-GENE +region I-GENE +promoter I-GENE +linked O +to O +the O +neomycin B-GENE +phosphotransferase I-GENE +II I-GENE +( O +NEO B-GENE +) O +gene O +. O + +Optima O +) O +genomic O +library O +by O +hybridizing O +with O +elicitor O +- O +induced O +stilbene B-GENE +synthase I-GENE +cDNA I-GENE +as O +a O +probe O +. 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O + +Analyses O +of O +additional O +tumors O +induced O +in O +mice O +from O +two O +reciprocal O +crosses O +, O +A O +/ O +J O +x O +C3H O +/ O +HeJ O +F1 O +( O +hereafter O +called O +AC3F1 O +) O +and O +C3H O +/ O +HeJ O +x O +A O +/ O +J O +F1 O +( O +hereafter O +called O +C3AF1 O +) O +, O +provided O +evidence O +for O +the O +inactivation O +of O +one O +allele O +of O +the O +putative O +chromosome O +4 O +tumor O +suppressor O +gene O +by O +parental O +imprinting O +. O + +ERV1 B-GENE +is O +involved O +in O +the O +cell O +- O +division O +cycle O +and O +the O +maintenance O +of O +mitochondrial O +genomes O +in O +Saccharomyces O +cerevisiae O +. O + +Lesion O +diameters O +of O +greater O +than O +20 O +mm O +and O +the O +large O +sessile O +- O +type O +configurations O +were O +factors O +that O +were O +associated O +with O +incomplete O +removal O +. O + +Routinely O +collected O +, O +processed O +and O +stored O +breast O +cancer O +tissue O +blocks O +recovered O +from O +the O +archives O +of O +the O +Pathology O +laboratory O +in O +Dar O +es O +Salaam O +after O +storage O +of O +up O +to O +3 O +years O +were O +analysed O +by O +a O +flow O +cytometry O +for O +DNA O +ploidy O +and O +S O +- O +phase O +fraction O +. O + +Cbf3 B-GENE +contains O +three O +proteins O +, O +Cbf3a B-GENE +, O +Cbf3b B-GENE +and O +Cbf3c B-GENE +. O + +Such O +an O +interaction O +could O +be O +detected O +using O +a O +GST B-GENE +- O +POU B-GENE +fusion O +protein O +bound O +to O +glutathione O +- O +agarose O +beads O +. O + +These O +mutations O +are O +localized O +in O +the O +same O +region O +where O +the O +HSV B-GENE +transactivator I-GENE +VP16 I-GENE +binds O +, O +but O +did O +not O +coincide O +with O +the O +VP16 B-GENE +contacts O +. O + +Notably O +, O +these O +residues O +are O +located O +in O +different O +domains O +. O + +However O +, O +rapamycin O +inhibited O +proliferation O +of O +Ba O +/ O +F3 O +- O +EpoRgp55 O +but O +not O +of O +MEL O +cells O +despite O +inhibition O +of O +p70 B-GENE +S6 I-GENE +kinase I-GENE +activity O +in O +both O +cells O +. O + +Intraventricular O +injection O +of O +( O +2S O +, O +1 O +' O +R O +, O +2 O +' O +R O +, O +3 O +' O +R O +) O +- O +2 O +- O +( O +2 O +, O +3 O +- O +dicarboxycyclopropyl O +) O +glycine O +( O +DCG O +- O +IV O +) O +, O +a O +potent O +agonist O +for O +metabotropic O +glutamate B-GENE +receptors I-GENE +, O +to O +rats O +retarded O +dose O +- O +dependently O +the O +recovery O +from O +halothane O +anesthesia O +at O +a O +dose O +range O +from O +30 O +to O +300 O +pmol O +/ O +rat O +. O + +The O +hepatocyte B-GENE +nuclear I-GENE +factor I-GENE +- I-GENE +3 I-GENE +( O +HNF B-GENE +- I-GENE +3 I-GENE +) O +/ O +forkhead B-GENE +( O +fkh B-GENE +) O +proteins O +consist O +of O +an O +extensive O +family O +of O +tissue O +- O +specific O +and O +developmental O +gene O +regulators O +which O +share O +homology O +within O +the O +winged O +helix O +DNA O +binding O +motif O +. O + +Interestingly O +, O +dTFIIA B-GENE +- I-GENE +L I-GENE +/ I-GENE +S I-GENE +is O +also O +able O +to O +significantly O +enhance O +transcriptional O +activation O +by O +upstream O +transcription O +factors O +including O +Sp1 B-GENE +, O +VP16 B-GENE +, O +and O +NTF B-GENE +- I-GENE +1 I-GENE +. O + +In O +particular O +, O +changes O +in O +intracellular O +Ca2 O ++ O +have O +the O +potential O +to O +either O +inhibit O +or O +augment O +the O +ability O +of O +cAMP O +to O +stimulate O +transcription O +, O +depending O +on O +the O +presence O +of O +specific O +forms O +of O +Ca2 B-GENE ++ I-GENE +/ I-GENE +calmodulin I-GENE +- I-GENE +dependent I-GENE +protein I-GENE +kinases I-GENE +. O + +Antibodies O +directed O +against O +the O +SNM1 B-GENE +protein I-GENE +immunoprecipitated O +RNase B-GENE +MRP I-GENE +RNA I-GENE +from O +whole O +- O +cell O +extracts O +without O +precipitating O +the O +structurally O +and O +functionally O +related O +RNase B-GENE +P I-GENE +RNA I-GENE +. O + +Our O +results O +show O +that O +the O +ORF O +of O +hAMPK B-GENE +encodes O +552 O +amino O +acids O +( O +aa O +) O +( O +62 O +. O +250 O +kDa O +) O +and O +is O +highly O +conserved O +with O +rAMPK B-GENE +with O +identities O +of O +97 O +. O +3 O +and O +90 O +% O +at O +the O +aa O +and O +nt O +levels O +, O +respectively O +. O + +In O +human O +brain O +, O +contactin B-GENE +was O +first O +identified O +by O +amino O +terminal O +and O +peptide O +sequencing O +of O +the O +lentil B-GENE +- I-GENE +lectin I-GENE +- I-GENE +binding I-GENE +glycoprotein I-GENE +Gp135 I-GENE +. O + +The O +centromeric O +YAC O +contig O +, O +which O +consists O +of O +23 O +overlapping O +YACs O +and O +orders O +19 O +sequence O +- O +tagged O +sites O +( O +STSs O +) O +, O +covers O +a O +minimum O +of O +2 O +. O +2 O +Mb O +and O +spans O +the O +Ewing O +sarcoma O +breakpoint O +. O +c B-GENE +- I-GENE +ets I-GENE +1 I-GENE +and O +Fli B-GENE +- I-GENE +1 I-GENE +, O +two O +members O +of O +the O +ets B-GENE +family I-GENE +, O +have O +been O +linked O +within O +400 O +kb O +of O +intervening O +DNA O +within O +this O +contig O +, O +which O +also O +comprises O +a O +polymorphic O +microsatellite O +, O +D11S912 B-GENE +( O +CA O +) O +n O +, O +which O +we O +have O +localized O +within O +the O +Fli B-GENE +- I-GENE +1 I-GENE +gene I-GENE +. O + +A O +cDNA O +for O +a O +newly O +discovered O +pseudogene O +, O +closely O +related O +to O +the O +mouse B-GENE +mast I-GENE +cell I-GENE +chymases I-GENE +was O +isolated O +by O +polymerase O +chain O +reaction O +amplification O +from O +a O +mouse O +connective O +tissue O +- O +like O +mast O +cell O +line O +. O + +IFI16 B-GENE +consists O +of O +ten O +exons O +and O +nine O +intervening O +introns O +spanning O +at O +least O +28 O +kilobases O +( O +kb O +) O +of O +DNA O +. O + +Courses O +were O +repeated O +every O +four O +weeks O +. O + +Peter O +Elfer O +explores O +the O +implications O +of O +the O +ruling O +. O + +Other O +adverse O +events O +with O +incidences O +significantly O +higher O +than O +with O +placebo O +were O +dizziness O +, O +constipation O +, O +sweating O +, O +nervousness O +, O +and O +abnormal O +ejaculation O +. O + +Homology O +was O +also O +detected O +between O +the O +putative O +transit O +peptide O +sequence O +of O +cysteine B-GENE +synthase I-GENE +C I-GENE +and O +other O +mitochondrion O +- O +targeting O +leader O +sequences O +. O + +Furthermore O +, O +our O +data O +also O +show O +that O +, O +in O +addition O +to O +TEF B-GENE +- I-GENE +1 I-GENE +, O +another O +HF B-GENE +- I-GENE +1a I-GENE +- I-GENE +related I-GENE +factor I-GENE +may O +be O +recognized O +by O +the O +alpha B-GENE +- I-GENE +MHC I-GENE +gene I-GENE +EM O +element O +. O + +Rat B-GENE +kidney I-GENE +carboxylesterase I-GENE +. O + +Recombinant B-GENE +I I-GENE +- I-GENE +kappa I-GENE +B I-GENE +alpha I-GENE +inhibited O +kappa B-GENE +B I-GENE +motif I-GENE +binding O +by O +nuclear B-GENE +factor I-GENE +- I-GENE +kappa I-GENE +B1 I-GENE +, O +RelA B-GENE +, O +and O +c B-GENE +- I-GENE +Rel I-GENE +as O +indicated O +by O +studies O +using O +UV O +radiation O +- O +induced O +covalent O +cross O +- O +linking O +to O +a O +bromodeoxyuridine O +- O +substituted O +kappa B-GENE +B I-GENE +oligonucleotide I-GENE +. O + +The O +physical O +and O +chemical O +stability O +of O +a O +combination O +of O +drugs O +commonly O +administered O +into O +the O +epidural O +or O +intrathecal O +space O +for O +the O +treatment O +of O +chronic O +pain O +was O +investigated O +. O + +Therefore O +, O +mechanisms O +that O +control O +activation O +of O +the O +MAP B-GENE +kinase I-GENE +cascade O +temporally O +and O +spatially O +may O +be O +important O +for O +specification O +of O +cellular O +responses O +. O + +A O +candidate O +gene O +for O +Bcg B-GENE +, O +designated O +natural B-GENE +resistance I-GENE +- I-GENE +associated I-GENE +macrophage I-GENE +protein I-GENE +( O +Nramp B-GENE +) O +, O +has O +been O +isolated O +and O +shown O +to O +encode O +a O +novel O +macrophage O +- O +specific O +membrane O +protein O +, O +which O +is O +altered O +in O +susceptible O +animals O +. O + +This O +motif O +is O +similar O +to O +but O +distinct O +from O +the O +LIM B-GENE +domain I-GENE +and O +the O +RING B-GENE +finger I-GENE +family I-GENE +, O +and O +is O +reminiscent O +of O +known O +metal O +- O +binding O +regions O +. O + +The O +P131 O +ORF O +is O +followed O +in O +- O +frame O +by O +a O +second O +ORF O +which O +is O +probably O +expressed O +by O +partial O +readthrough O +of O +the O +UGA O +termination O +codon O +of O +the O +P131 O +ORF O +to O +produce O +a O +polypeptide O +of O +M O +( O +r O +) O +191044 O +( O +P191 O +) O +. O + +One O +hundred O +fifty O +patients O +were O +reviewed O +at O +1 O +year O +after O +arthroplasty O +. O + +Elementary O +visual O +hallucinations O +in O +migraine O +and O +epilepsy O +. O + +The O +influence O +of O +patient O +- O +related O +factors O +on O +inter O +- O +observer O +variability O +in O +the O +evaluation O +of O +neurological O +signs O +was O +investigated O +. O + +The O +defined O +length O +of O +the O +mRNA O +, O +1 O +, O +838 O +nucleotides O +, O +was O +in O +agreement O +with O +that O +of O +a O +1 O +. O +9 O +- O +kb O +RNA O +expressed O +throughout O +the O +replication O +cycle O +, O +starting O +at O +the O +early O +stages O +of O +infection O +. O + +Infect O +. O + +Transient O +transfections O +of O +a O +construct O +expressing O +the O +RNA O +transcript O +defined O +by O +clone O +B1 O +. O +1 O +into O +D17 O +cells O +led O +to O +the O +expression O +of O +an O +Env B-GENE +/ O +Mlvi B-GENE +- I-GENE +4 I-GENE +fusion O +protein O +with O +an O +apparent O +molecular O +mass O +of O +33 O +kDa O +. O + +Roizman O +, O +J O +. O + +Articles O +addressing O +valvular O +heart O +disease O +or O +heart O +failure O +secondary O +to O +acute O +myocardial O +infarction O +or O +Chagas O +' O +disease O +were O +excluded O +. O + +All O +nuclear O +receptors O +have O +several O +well O +- O +characterized O +structural O +domains O +, O +including O +a O +conserved O +DNA O +- O +binding O +domain O +, O +and O +a O +ligand O +binding O +domain O +at O +the O +carboxyl O +terminus O +of O +the O +receptor O +. O + +The O +sample O +includes O +all O +the O +HIV O +- O +infected O +- O +patients O +continuously O +referred O +to O +the O +Outpatient O +Service O +of O +the O +Infectious O +Diseases O +dept O +. O +of O +Bologna O +' O +s O +" O +Ospedale O +Maggiore O +" O +General O +Hospital O +during O +some O +five O +days O +( O +19 O +- O +23rd O +, O +July O +1993 O +) O +. O + +Using O +in O +organello O +footprint O +analysis O +, O +we O +demonstrate O +that O +within O +human O +placental O +mitochondria O +there O +is O +a O +high O +level O +of O +protein O +- O +DNA O +binding O +at O +regularly O +phased O +intervals O +throughout O +a O +500 O +- O +bp O +region O +encompassing O +the O +D O +- O +loop O +DNA O +origins O +and O +two O +promoter O +regions O +. O + +The O +Nur77 B-GENE +protein I-GENE +can O +act O +as O +a O +potent O +transcription O +activator O +and O +may O +function O +to O +regulate O +the O +expression O +of O +downstream O +genes O +in O +response O +to O +extracellular O +stimuli O +. O + +One O +class O +of O +plasmids O +contained O +tRNA B-GENE +( I-GENE +His I-GENE +) I-GENE +genes I-GENE +and O +conferred O +efficient O +suppression O +only O +when O +cells O +were O +starved O +for O +histidine O +; O +these O +plasmids O +suppressed O +a O +gcn2 B-GENE +deletion O +much O +less O +efficiently O +than O +they O +suppressed O +gcn2 B-GENE +- I-GENE +507 I-GENE +. O + +Thus O +, O +the O +presence O +of O +the O +Cln2 B-GENE +PEST I-GENE +domain I-GENE +was O +sufficient O +to O +destabilize O +a O +heterologous O +protein O +. O + +Electrophoretic O +mobility O +shift O +assays O +with O +each O +of O +these O +sequences O +demonstrated O +complexes O +with O +mobilities O +identical O +to O +those O +of O +the O +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +site I-GENE +from O +the O +kappa B-GENE +light I-GENE +- I-GENE +chain I-GENE +gene I-GENE +. O + +Although O +a O +carboxyl O +- O +terminal O +HSF B-GENE +transcriptional O +activation O +domain O +is O +critical O +for O +the O +activation O +of O +CUP1 B-GENE +transcription O +in O +response O +to O +both O +heat O +shock O +stress O +and O +glucose O +starvation O +, O +this O +region O +is O +dispensable O +for O +transient O +heat O +shock O +activation O +of O +at O +least O +two O +genes O +encoding O +members O +of O +the O +S O +. O +cerevisiae O +hsp70 B-GENE +family I-GENE +. O + +We O +have O +recently O +detected O +high O +levels O +of O +CKB B-GENE +mRNA I-GENE +in O +HeLa O +cells O +and O +, O +in O +this O +study O +, O +have O +tested O +whether O +this O +may O +be O +due O +to O +the O +extremely O +low O +amounts O +of O +p53 B-GENE +protein I-GENE +present O +in O +HeLa O +cells O +. O + +Distal O +lower O +motor O +neuron O +syndrome O +with O +high O +- O +titer O +serum B-GENE +IgM I-GENE +anti I-GENE +- I-GENE +GM1 I-GENE +antibodies I-GENE +: O +improvement O +following O +immunotherapy O +with O +monthly O +plasma O +exchange O +and O +intravenous O +cyclophosphamide O +. O + +Regulators O +responsible O +for O +the O +pervasive O +, O +nonsex O +- O +specific O +alternative O +pre O +- O +mRNA O +splicing O +characteristic O +of O +metazoans O +are O +almost O +entirely O +unknown O +or O +uncertain O +. O + +A O +normal O +systemic O +response O +was O +obtained O +after O +IF O +, O +indicating O +that O +rhG B-GENE +- I-GENE +CSF I-GENE +retains O +activity O +in O +the O +solid O +state O +. O + +PAI B-GENE +- I-GENE +1 I-GENE +levels O +increased O +significantly O +in O +patients O +who O +received O +iohexol O +but O +not O +in O +those O +who O +received O +ioxaglate O +. O + +Determination O +of O +potassium O +iodide O +in O +Polish O +edible O +salt O + +The O +recovery O +value O +of O +systolic O +pressure O +was O +higher O +than O +diastolic O +pressure O +and O +pulse O +pressure O +increased O +. O + +The O +importance O +of O +hepatitis O +C O +virus O +( O +HCV O +) O +infection O +as O +a O +cause O +of O +chronic O +liver O +disease O +has O +become O +clear O +with O +the O +introduction O +of O +serologic O +detection O +methods O +. O + +Human O +adenovirus O +type O +41 O +contains O +two O +fibers O +. O + +Outflow O +obstruction O +of O +pancreatic O +juice O +, O +i O +. O +e O +. O +, O +" O +relative O +stenosis O +of O +the O +minor O +papilla O +, O +" O +was O +considered O +to O +be O +present O +in O +the O +patients O +with O +type O +II O +papilla O +, O +and O +, O +therefore O +, O +the O +patients O +with O +type O +II O +papilla O +might O +suffer O +from O +acute O +pancreatitis O +resulting O +from O +poor O +drainage O +of O +pancreatic O +juice O +and O +excessive O +pressure O +in O +the O +dorsal O +duct O +. O + +Sequencing O +of O +the O +TP53 B-GENE +transcripts I-GENE +from O +exons O +2 O +to O +10 O +, O +however O +, O +did O +not O +reveal O +mutations O +of O +the O +remaining O +allele O +in O +any O +of O +these O +tumors O +. O + +An O +unusual O +complication O +in O +an O +unsuitable O +patient O +. O + +In O +the O +ISO O +group O +, O +at O +pre O +- O +DEX O +, O +CBF O +increased O +from O +86 O ++ O +/ O +- O +8 O +to O +166 O ++ O +/ O +- O +19 O +mL O +. O +min O +- O +1 O +. O +100 O +g O +- O +1 O +in O +response O +to O +hypercapnia O +( O +PCO2 O +approximately O +90 O +mmHg O +) O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +All O +other O +ejaculate O +parameters O +( O +density O +, O +motility O +, O +swelling O +test O +, O +penetration O +test O +) O +remained O +unchanged O +, O +and O +there O +was O +only O +one O +post O +- O +therapeutic O +pregnancy O +. O + +KRN2391 O +and O +cromakalim O +produced O +a O +dose O +- O +dependent O +increase O +in O +aortic O +and O +coronary O +blood O +flow O +. O + +In O +H4IIE O +rat O +hepatoma O +cells O +, O +glucocorticoids O +, O +retinoic O +acid O +and O +cyclic O +AMP O +( O +cAMP O +) O +increase O +PEPCK B-GENE +gene I-GENE +transcription O +whereas O +insulin B-GENE +and O +phorbol O +esters O +have O +the O +opposite O +effect O +. O + +Acta O +572 O +, O +113 O +- O +120 O +] O +. O + +Basal O +plasma O +AVP B-GENE +levels O +and O +AVP B-GENE +release O +after O +postural O +change O +were O +assessed O +, O +and O +plasma O +NPY B-GENE +levels O +were O +measured O +in O +the O +same O +samples O +. O + +A O +stretch O +of O +16 O +nucleotides O +just O +upstream O +of O +the O +IL B-GENE +- I-GENE +4RE I-GENE +contributed O +to O +IL B-GENE +- I-GENE +4 I-GENE +inducibility O +and O +formed O +nucleoprotein O +complexes O +with O +constitutive O +factors O +. O + +Our O +previous O +study O +suggested O +that O +pertussis B-GENE +toxin I-GENE +( O +IAP B-GENE +) O +- O +sensitive O +GTP B-GENE +- I-GENE +binding I-GENE +protein I-GENE +( I-GENE +s I-GENE +) I-GENE +( O +G B-GENE +- I-GENE +protein I-GENE +) O +is O +involved O +in O +the O +process O +of O +differentiation O +by O +hormones O +/ O +IBMX O +, O +accompanied O +by O +c B-GENE +- I-GENE +fos I-GENE +induction O +. O + +ATX B-GENE +, O +like O +PC B-GENE +- I-GENE +1 I-GENE +, O +was O +found O +to O +hydrolyze O +the O +type B-GENE +I I-GENE +phosphodiesterase I-GENE +substrate O +p O +- O +nitrophenyl O +thymidine O +- O +5 O +' O +- O +monophosphate O +. O + +The O +effect O +of O +site O +- O +specific O +mutations O +in O +the O +mouse B-GENE +platelet I-GENE +- I-GENE +derived I-GENE +growth I-GENE +factor I-GENE +( I-GENE +PDGF I-GENE +) I-GENE +beta I-GENE +- I-GENE +receptor I-GENE +on O +activation O +of O +the O +Na B-GENE ++ I-GENE +/ I-GENE +H I-GENE ++ I-GENE +exchanger I-GENE +was O +examined O +in O +normal O +murine O +mammary O +gland O +epithelial O +( O +NMuMG O +) O +and O +Chinese O +hamster O +ovary O +( O +CHO O +) O +cells O +. O + +Sequence O +analysis O +revealed O +: O +1 O +) O +a O +kinase O +catalytic O +domain O +most O +characteristic O +of O +serine B-GENE +/ I-GENE +threonine I-GENE +kinases I-GENE +but O +hybrid O +between O +members O +of O +the O +family O +of O +microtubule B-GENE +- I-GENE +associated I-GENE +protein I-GENE +kinase I-GENE +kinase I-GENE +kinases I-GENE +and O +the O +fibroblast B-GENE +growth I-GENE +factor I-GENE +receptor I-GENE +family I-GENE +; O +2 O +) O +two O +putative O +alpha O +- O +helical O +leucine O +zipper O +motifs O +separated O +by O +a O +25 O +- O +amino O +acid O +charged O +intermediate O +segment O +but O +lacking O +an O +NH2 O +- O +terminal O +basic O +domain O +; O +and O +3 O +) O +COOH O +- O +terminal O +and O +NH2 O +- O +terminal O +proline O +- O +rich O +domains O +suggestive O +of O +src B-GENE +homology I-GENE +3 I-GENE +( O +SH3 B-GENE +) O +domain O +binding O +regions O +. O + +Type O +2 O +genomes O +containing O +this O +sequence O +presumably O +more O +closely O +reflect O +the O +structure O +of O +the O +infectious O +, O +replication O +- O +competent O +retrovirus O +ancestors O +of O +the O +HERV O +- O +K O +family O +than O +do O +type O +1 O +genomes O +that O +lack O +the O +sequence O +. O + +However O +, O +when O +domain O +I O +and O +domain O +II O +were O +linked O +on O +the O +same O +plasmid O +, O +high O +levels O +of O +replication O +were O +observed O +. O + +Point O +mutations O +that O +suppressed O +the O +in O +vitro O +binding O +of O +NF B-GENE +- I-GENE +Y I-GENE +to O +the O +internal O +palindromic O +arm O +reduced O +the O +activity O +of O +the O +resident O +P4 O +promoter O +, O +while O +those O +preventing O +complex O +formation O +with O +USF B-GENE +did O +not O +, O +as O +determined O +by O +transient O +expression O +assays O +using O +the O +luciferase B-GENE +reporter O +gene O +. O + +Surprisingly O +, O +nuclear O +forms O +of O +IE110 B-GENE +were O +found O +to O +move O +a O +cytoplasmic O +form O +of O +IE175 B-GENE +into O +nuclear O +punctate O +structures O +, O +and O +a O +cytoplasmic O +form O +of O +IE110 B-GENE +was O +able O +to O +retain O +nuclear O +forms O +of O +IE175 B-GENE +in O +cytoplasmic O +punctate O +structures O +. O + +Transcription O +of O +the O +gene O +for O +ivanolysin B-GENE +O I-GENE +and O +expression O +of O +other O +genes O +of O +the O +virulence B-GENE +gene I-GENE +cluster I-GENE +in I-GENE +L I-GENE +. I-GENE +ivanovii I-GENE +were O +dependent O +on O +PrfA B-GENE +. O + +Moreover O +, O +by O +complementation O +of O +the O +WA B-GENE +fyuA I-GENE +mutant I-GENE +by O +the O +cloned O +fyuA B-GENE +gene I-GENE +, O +yersiniabactin O +uptake O +and O +mouse O +virulence O +were O +restored O +. O + +The O +ICBF O +in O +the O +ischaemic O +cortex O +revealed O +a O +graded O +reduction O +from O +the O +ischaemic O +centre O +to O +the O +surrounding O +tissues O +. O + +The O +treatment O +of O +hydronephrosis O +in O +children O + +The O +inflation O +hub O +of O +the O +probe O +is O +recreated O +by O +modifying O +a O +standard O +USCI O +Tuohy O +- O +Borst O +Y O +adaptor O +and O +attaching O +this O +to O +the O +transected O +probe O +hypotube O +. O + +The O +other O +element O +bound O +RBP B-GENE +- I-GENE +J I-GENE +kappa I-GENE +with O +low O +affinity O +. O + +The O +basal O +promoter O +strength O +of O +constructs O +that O +contained O +deletions O +in O +the O +U5 B-GENE +region I-GENE +of O +the O +LTR O +was O +analyzed O +by O +chloramphenicol B-GENE +acetyltransferase I-GENE +( O +CAT B-GENE +) O +assays O +following O +transfection O +of O +HeLa O +cells O +or O +Jurkat O +T O +- O +cells O +in O +the O +presence O +or O +absence O +of O +viral O +transactivator O +tax B-GENE +protein O +. O + +In O +reviewing O +a O +number O +of O +the O +most O +intensely O +studied O +environmentally O +inducible O +promoters O +it O +becomes O +clear O +that O +the O +presence O +of O +two O +cis O +- O +acting O +elements O +are O +critical O +for O +promoter O +activity O +, O +one O +of O +which O +is O +the O +G O +- O +box O +( O +CCACGTGG O +) O +. O + +Recently O +, O +a O +protein O +designated O +GF14 B-GENE +has O +been O +isolated O +that O +is O +associated O +with O +the O +GBF B-GENE +protein I-GENE +complex I-GENE +. O + +New O +diagnostic O +strategies O +for O +lupus O +anticoagulants O +and O +antiphospholipid O +antibodies O +. O + +Propafenone O +is O +well O +tolerated O +in O +the O +majority O +of O +young O +patients O +. O + +Mutational O +analysis O +of O +yeast B-GENE +CEG1 I-GENE +demonstrated O +that O +four O +of O +the O +five O +conserved O +motifs O +are O +essential O +for O +capping B-GENE +enzyme I-GENE +function O +in O +vivo O +. O + +2 O +patients O +( O +11 O +% O +) O +had O +significant O +morbidity O +502 O +and O +529 O +days O +respectively O +after O +transplantation O +. O + +Alternative O +splicing O +of O +the O +cytoplasmic O +tail O +appears O +to O +generate O +multiple O +PECAM B-GENE +- I-GENE +1 I-GENE +isoforms I-GENE +that O +may O +regulate O +phosphorylation O +, O +cytoskeletal O +association O +, O +and O +affinity O +modulation O +of O +the O +mature O +protein O +. O + +Transfer O +also O +correlated O +inversely O +with O +gastric O +juice O +pH O +( O +r O += O +- O +0 O +. O +619 O +, O +P O +< O +0 O +. O +02 O +) O +. O + +This O +technique O +has O +a O +sensitivity O +and O +a O +specificity O +of O +almost O +100 O +% O +, O +and O +is O +currently O +the O +best O +way O +to O +diagnose O +nodal O +involvement O +, O +apart O +from O +laparotomy O +. O + +The O +data O +show O +conclusively O +that O +phosphorylation O +of O +His O +- O +304 O +is O +not O +essential O +for O +any O +of O +the O +known O +functions O +of O +A B-GENE +. I-GENE +vinelandii I-GENE +NifL I-GENE +. O + +If O +this O +is O +present O +, O +such O +patients O +should O +be O +closely O +monitored O +, O +and O +any O +atypical O +lesions O +biopsied O +. O + +Cumulated O +maximum O +lod O +scores O +between O +FRDA B-GENE +and O +D9S5 B-GENE +and O +between O +FRDA B-GENE +and O +D9S15 B-GENE +are O +above O +36 O +and O +61 O +, O +respectively O +, O +at O +a O +recombination O +fraction O +of O +0 O +, O +indicating O +that O +recombination O +events O +needed O +to O +orient O +the O +search O +of O +the O +gene O +are O +very O +difficult O +to O +identify O +and O +ascertain O +. O + +A O +receptor B-GENE +- I-GENE +like I-GENE +protein I-GENE +kinase I-GENE +, O +OsPK10 B-GENE +, O +has O +been O +cloned O +from O +rice O +( O +Oryza O +sativa O +) O +. O + +A O +sequence O +representing O +about O +50 O +% O +of O +the O +expected O +complete O +sequence O +was O +obtained O +by O +translation O +of O +the O +two O +open O +reading O +frames O +present O +on O +a O +1 O +. O +6 O +kb O +DNA O +genomic O +fragment O +. O + +Goodpasture O +' O +s O +- O +like O +syndrome O +and O +effect O +of O +extracorporeal O +membrane O +oxygenator O +support O +. O + +A O +cDNA O +clone O +pCZ1 O +, O +with O +a O +1 O +. O +1 O +kb O +insert O +, O +was O +isolated O +from O +a O +NaCl O +- O +adapted O +tobacco O +cell O +cDNA O +library O +that O +encodes O +an O +apparently O +full O +- O +length O +29 O +kDa O +protein O +( O +251 O +amino O +acids O +) O +with O +a O +calculated O +pI O +of O +5 O +. O +7 O +. O + +METHODS O +- O +- O +16 O +volunteered O +for O +spirometry O +with O +methacholine O +provocation O +test O +including O +a O +test O +for O +small O +airways O +function O +by O +volume O +of O +trapped O +gas O +( O +VTG O +) O +. O + +Relationship O +of O +CDK B-GENE +- I-GENE +activating I-GENE +kinase I-GENE +and O +RNA B-GENE +polymerase I-GENE +II I-GENE +CTD O +kinase O +TFIIH B-GENE +/ O +TFIIK B-GENE +. O + +These O +same O +regions O +showed O +remarkable O +homology O +to O +two O +invertebrate O +proteins O +, O +CNC B-GENE +and O +skin B-GENE +- I-GENE +1 I-GENE +, O +postulated O +to O +regulate O +embryonic O +development O +in O +Drosophila O +melanogaster O +and O +Caenorhabditis O +elegans O +, O +respectively O +. O + +DNA O +sequence O +analysis O +has O +confirmed O +that O +this O +mutation O +affects O +the O +C O +- O +terminal O +region O +of O +the O +alpha O +subunit O +, O +changing O +a O +leucine O +residue O +at O +position O +290 O +to O +a O +histidine O +( O +rpoAL290H B-GENE +) O +. O + +CONCLUSIONS O +: O +These O +findings O +indicate O +a O +physical O +barrier O +of O +oesophageal O +surfactant O +which O +could O +offer O +some O +degree O +of O +protection O +against O +gastro O +- O +oesophageal O +reflux O +but O +one O +which O +is O +particularly O +prone O +to O +attack O +by O +bile O +. O + +Differential O +screening O +of O +mitochondrial O +cDNA O +libraries O +from O +male O +- O +fertile O +and O +cytoplasmic O +male O +- O +sterile O +sugar O +- O +beet O +reveals O +genome O +rearrangements O +at O +atp6 B-GENE +and O +atpA B-GENE +loci I-GENE +. O + +The O +effects O +of O +social O +isolation O +on O +morphine O +- O +induced O +locomotor O +activity O +were O +compared O +in O +: O +( O +i O +) O +animals O +with O +an O +intact O +hypothalamo O +- O +pituitary O +- O +adrenal O +( O +HPA O +) O +axis O +; O +( O +ii O +) O +animals O +in O +which O +stress O +- O +induced O +corticosterone O +secretion O +was O +blocked O +by O +adrenalectomy O +. O + +Using O +this O +reporter O +gene O +system O +, O +we O +previously O +showed O +that O +EPO B-GENE +- O +induced O +activation O +of O +the O +c B-GENE +- I-GENE +fos I-GENE +promoter I-GENE +can O +be O +detected O +rapidly O +and O +sensitively O +as O +an O +elevation O +of O +cellular B-GENE +luciferase I-GENE +activity O +. O + +I O +hypothesize O +that O +white B-GENE +gene I-GENE +expression O +from O +P B-GENE +[ I-GENE +en I-GENE +] I-GENE +is O +repressed O +by O +the O +formation O +of O +a O +protein O +complex O +which O +is O +initiated O +at O +the O +engrailed B-GENE +PS I-GENE +sites I-GENE +and O +also O +requires O +interactions O +with O +flanking O +genomic O +DNA O +. O + +SPP41 B-GENE +was O +cloned O +and O +sequenced O +and O +found O +to O +be O +essential O +. O +spp43 B-GENE +is O +allelic O +to O +the O +previously O +identified O +suppressor B-GENE +srn1 I-GENE +, O +which O +encodes O +a O +negative O +regulator O +of O +gene O +expression O +. O + +Standard O +curve O +correlation O +coefficients O +of O +0 O +. O +995 O +or O +greater O +were O +obtained O +during O +validation O +experiments O +and O +analysis O +of O +study O +samples O +. O + +To O +see O +if O +a O +pulse O +oximeter O +can O +monitor O +the O +fetus O +during O +labour O +we O +recruited O +100 O +Caucasian O +women O +in O +normal O +uncomplicated O +labour O +. O + +There O +was O +no O +difference O +in O +plasma O +concentrations O +of O +PGI2 O +( O +figure O +4 O +) O +and O +TxA2 O +in O +patients O +with O +normal O +blood O +pressure O +, O +mild O +preeclampsia O +and O +hypotension O +, O +whereas O +in O +severe O +preeclampsia O +, O +the O +plasma O +concentration O +of O +PGI2 O +was O +significantly O +lower O +( O +p O +< O +0 O +. O +001 O +) O +and O +of O +TxA2 O +significantly O +higher O +( O +p O +< O +0 O +. O +001 O +) O +. O + +A O +causal O +analysis O +of O +secondary O +variables O +showed O +that O +the O +formation O +of O +FB O +memories O +was O +primarily O +associated O +with O +the O +level O +of O +importance O +attached O +to O +the O +event O +and O +level O +of O +affective O +response O +to O +the O +news O +. O + +The O +IPL1 B-GENE +gene I-GENE +is O +required O +for O +high O +- O +fidelity O +chromosome O +segregation O +in O +the O +budding O +yeast O +Saccharomyces O +cerevisiae O +. O + +2 O +. O + +The O +complete O +gene O +organization O +was O +obtained O +by O +combining O +the O +results O +of O +the O +sequence O +of O +these O +clones O +and O +those O +of O +the O +characterization O +of O +polymerase O +chain O +reaction O +- O +amplified O +genomic O +segments O +. O + +INO2 B-GENE +, O +a O +regulatory O +gene O +in O +yeast O +phospholipid O +biosynthesis O +, O +affects O +nuclear O +segregation O +and O +bud O +pattern O +formation O +. O + +The O +pentafluorobenzyl O +derivative O +of O +clonidine O +yields O +an O +intense O +ion O +fragment O +at O +m O +/ O +z O +354 O +, O +and O +the O +lower O +limit O +of O +detection O +is O +0 O +. O +025 O +ng O +/ O +ml O +for O +a O +1 O +- O +ml O +plasma O +sample O +. O + +Mammalian B-GENE +ABPs I-GENE +and O +SHBGs B-GENE +bind O +sex O +steroids O +with O +high O +affinity O +, O +but O +some O +binding O +properties O +differ O +among O +species O +. O + +Src B-GENE +homology I-GENE +( O +SH B-GENE +) O +domain O +dependent O +protein O +- O +protein O +interactions O +are O +important O +to O +tyrosine B-GENE +kinase I-GENE +receptor I-GENE +signal O +transduction O +. O + +Sample O +treatment O +was O +optimized O +in O +order O +to O +achieve O +a O +complete O +extraction O +of O +labetalol O +diastereoisomers O +and O +to O +avoid O +racemization O +during O +extraction O +. O + +Under O +resting O +conditions O +, O +activity O +levels O +of O +cardiac O +vagal O +and O +sympathetic O +outflows O +are O +not O +related O +across O +young O +, O +healthy O +human O +subjects O +and O +peripheral O +interaction O +is O +not O +manifest O +between O +the O +autonomic O +divisions O +. O + +Both O +proprioceptive O +and O +electroreceptive O +units O +showed O +a O +progression O +of O +receptive O +fields O +from O +anterior O +to O +posterior O +body O +in O +the O +rostral O +to O +caudal O +direction O +along O +the O +length O +of O +DGR O +. O + +In O +control O +patients O +, O +baseline O +images O +presented O +Type O +I O +in O +25 O +, O +Type O +II O +in O +7 O +, O +and O +the O +Type O +III O +& O +IV O +in O +0 O +, O +and O +the O +Type O +after O +loading O +was O +the O +same O +as O +the O +Type O +at O +baseline O +. O + +A O +more O +complete O +analysis O +of O +dose O +response O +, O +time O +and O +mode O +of O +Ga O +administration O +( O +preinjury O +or O +postinjury O +) O +, O +and O +availability O +of O +Ga O +across O +the O +blood O +- O +brain O +barrier O +is O +needed O +to O +further O +evaluate O +the O +efficacy O +of O +this O +compound O +. O + +The O +presence O +of O +regulatory O +sequences O +for O +the O +binding O +of O +transcription O +factors O +such O +as O +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +and O +AP B-GENE +- I-GENE +2 I-GENE +, O +whose O +activation O +is O +associated O +with O +the O +immediate O +response O +of O +the O +cell O +to O +an O +injury O +, O +may O +be O +an O +indication O +of O +the O +important O +role O +which O +HO B-GENE +- I-GENE +1 I-GENE +may O +play O +in O +defense O +mechanisms O +against O +tissue O +injury O +. O + +Granisetron O +, O +but O +not O +saline O +, O +abolished O +vomiting O +and O +nausea O +when O +given O +as O +intervention O +after O +this O +combined O +emetic O +regimen O +. O + +The O +femoroarterial O +coronary O +sinus O +difference O +in O +lactate O +turned O +negative O +, O +and O +pH O +, O +PCO2 O +and O +potassium O +differences O +increased O +in O +group O +2 O +during O +pacing O +. O + +This O +was O +obtained O +with O +the O +thermal O +neutron O +fluency O +2 O +. O +0 O +x O +10 O +( O +10 O +) O +n O +/ O +cm2 O +. O + +Endotoxemia O +induced O +by O +gram O +- O +negative O +bacteria O +leads O +to O +endotoxic O +shock O +pathogenetically O +stemming O +from O +the O +integral O +component O +of O +the O +bacterial O +wall O +- O +- O +lipid O +A O +. O + +The O +study O +made O +to O +define O +the O +ability O +of O +lipid B-GENE +A I-GENE +monoclonal I-GENE +antibodies I-GENE +to O +correct O +hemodynamic O +disturbances O +due O +to O +endotoxemia O +in O +dog O +experiments O +showed O +the O +efficacy O +of O +the O +antibodies O +administration O +. O + +A O +randomised O +, O +controlled O +trial O +was O +undertaken O +in O +40 O +patients O +with O +active O +Crohn O +' O +s O +disease O +to O +evaluate O +clinical O +and O +nutritional O +outcomes O +after O +an O +amino O +acid O +based O +diet O +containing O +3 O +% O +fat O +was O +given O +by O +a O +feeding O +tube O +compared O +with O +a O +peptide O +based O +diet O +containing O +33 O +% O +fat O +. O + +The O +sequenced O +genomic O +region O +thus O +accounts O +for O +essentially O +all O +of O +the O +longest O +known O +transcript O +( O +4 O +. O +5 O +kb O +) O +, O +although O +the O +precise O +ends O +of O +this O +transcript O +have O +not O +been O +defined O +. O + +The O +pexB B-GENE +upstream I-GENE +region I-GENE +contained O +245 O +nucleotides O +within O +which O +sequences O +approximating O +the O +consensus O +for O +cyclic B-GENE +AMP I-GENE +receptor I-GENE +protein I-GENE +and O +integration B-GENE +host I-GENE +factor I-GENE +binding O +sites O +were O +discernible O +. O + +The O +fepA B-GENE +- O +entD B-GENE +and O +fes B-GENE +- O +entF B-GENE +operons O +in O +the O +enterobactin O +synthesis O +and O +transport O +system O +are O +divergently O +transcribed O +from O +overlapping O +promoters O +, O +and O +both O +are O +inhibited O +by O +the O +Fur B-GENE +repressor I-GENE +protein I-GENE +under O +iron O +- O +replete O +conditions O +. O + +Sequence O +analysis O +of O +a O +6 O +. O +3 O +- O +kbp O +genomic O +EcoRI B-GENE +- O +fragment O +of O +Alcaligenes O +eutrophus O +, O +which O +was O +recently O +identified O +by O +using O +a O +dihydrolipoamide B-GENE +dehydrogenase I-GENE +- O +specific O +DNA O +probe O +( O +A O +. O + +Using O +a O +previously O +published O +two O +- O +frequency O +( O +AC O +excitation O +) O +three O +- O +electrode O +method O +, O +the O +admittance O +locus O +plot O +( O +ALP O +) O +in O +the O +low O +- O +frequency O +region O +( O +< O +1000 O +Hz O +) O +has O +been O +shown O +to O +be O +very O +well O +approximated O +by O +a O +straight O +line O +and O +can O +be O +described O +with O +frequency O +- O +independent O +parameters O +; O +phase O +angle O +alpha O +pi O +/ O +2 O +, O +conductance O +at O +extrapolated O +zero O +frequency O +G0 O += O +1 O +/ O +R0 O +, O +and O +ion O +relaxation O +time O +tau O +. O + +Intraoperative O +measurement O +of O +activated O +partial O +thromboplastin B-GENE +time O +and O +prothrombin B-GENE +time O +with O +a O +new O +compact O +monitor O +. O + +In O +addition O +, O +we O +sought O +to O +test O +the O +hypothesis O +that O +, O +when O +equal O +volumes O +are O +administered O +intrathecally O +, O +significant O +differences O +exist O +in O +the O +potential O +to O +three O +commonly O +used O +anesthetic O +solutions O +to O +induce O +sensory O +impairment O +. O + +In O +an O +in O +vitro O +study O +, O +10 O +/ O +0 O +nylon O +was O +found O +to O +require O +a O +significantly O +lower O +laser O +energy O +density O +to O +produce O +suture O +lysis O +following O +a O +single O +shot O +than O +either O +10 O +/ O +0 O +Dacron O +or O +10 O +/ O +0 O +prolene O +. O + +The O +proteins O +encoded O +downstream O +of O +rpoN B-GENE +are O +known O +to O +negatively O +regulate O +sigma B-GENE +54 I-GENE +activity O +. O + +We O +report O +here O +that O +microinjection O +of O +an O +anti B-GENE +- I-GENE +CBP I-GENE +antiserum I-GENE +into O +fibroblasts O +can O +inhibit O +transcription O +from O +a O +cAMP O +responsive O +promoter O +. O + +These O +results O +demonstrate O +that O +a O +class O +of O +proline O +- O +rich O +activator O +proteins O +and O +RNA B-GENE +polymerase I-GENE +II I-GENE +possess O +a O +common O +structural O +and O +functional O +component O +which O +can O +interact O +with O +the O +same O +target O +in O +the O +general O +transcription O +machinery O +. O + +Cloning O +of O +higher B-GENE +plant I-GENE +omega I-GENE +- I-GENE +3 I-GENE +fatty I-GENE +acid I-GENE +desaturases I-GENE +. O + +65 O +, O +3829 O +- O +3838 O +, O +1991 O +) O +, O +a O +truncated O +form O +of O +the O +IE B-GENE +polypeptide I-GENE +lacking O +IE B-GENE +amino I-GENE +acid I-GENE +residues I-GENE +1 I-GENE +- I-GENE +322 I-GENE +( O +and O +, O +therefore O +lacks O +the O +deduced O +transcriptional O +activation O +domain O +) O +, O +fails O +to O +transactivate O +the O +EHV B-GENE +- I-GENE +1 I-GENE +tk I-GENE +promoter I-GENE +, O +but O +retains O +the O +ability O +to O +down O +- O +regulate O +the O +EHV B-GENE +- I-GENE +1 I-GENE +IE I-GENE +promoter I-GENE +. O + +CONCLUSION O +: O +Human O +preterm O +birth O +is O +associated O +with O +significantly O +lower O +progesterone O +/ O +17 O +beta O +- O +estradiol O +ratios O +than O +those O +of O +women O +with O +preterm O +labor O +delivered O +at O +term O +. O + +In O +conclusion O +, O +the O +disposition O +of O +venlafaxine O +and O +O O +- O +desmethylvenlafaxine O +is O +markedly O +altered O +in O +renal O +disease O +; O +therefore O +dosage O +adjustment O +is O +warranted O +for O +patients O +with O +creatinine O +clearance O +values O +below O +30 O +ml O +/ O +min O +. O + +The O +availability O +of O +sequence O +from O +multiple O +species O +has O +permitted O +us O +to O +determine O +that O +the O +UBE O +site O +has O +close O +similarity O +to O +motifs O +that O +bind O +members O +of O +the O +NF B-GENE +- I-GENE +1 I-GENE +family I-GENE +of I-GENE +transcription I-GENE +factors I-GENE +. O + +The O +incidence O +of O +HSV O +- O +2 O +positive O +subjects O +( O +HSV B-GENE +- I-GENE +2 I-GENE +/ I-GENE +HSV I-GENE +- I-GENE +1 I-GENE +antibody I-GENE +ratio O +> O +or O += O +1 O +) O +was O +low O +in O +the O +Jewish O +Israeli O +population O +, O +compared O +to O +other O +demographic O +areas O +. O + +The O +mechanism O +whereby O +zeta B-GENE +PKC I-GENE +regulates O +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +most O +probably O +involves O +the O +activation O +of O +a O +putative O +I B-GENE +kappa I-GENE +B I-GENE +kinase I-GENE +of O +molecular O +mass O +approximately O +50 O +kDa O +, O +which O +phosphorylates O +and O +inactivates O +I B-GENE +kappa I-GENE +B I-GENE +. O + +Stable O +expression O +of O +truncated B-GENE +inositol I-GENE +1 I-GENE +, I-GENE +4 I-GENE +, I-GENE +5 I-GENE +- I-GENE +trisphosphate I-GENE +receptor I-GENE +subunits I-GENE +in O +3T3 O +fibroblasts O +. O + +We O +report O +the O +identification O +and O +characterization O +of O +myr B-GENE +4 I-GENE +( O +myosin B-GENE +from I-GENE +rat I-GENE +) O +, O +the O +first O +mammalian B-GENE +myosin I-GENE +I I-GENE +that O +is O +not O +closely O +related O +to O +brush O +border O +myosin B-GENE +I I-GENE +. O + +M O +. O +, O +and O +D O +. O + +In O +addition O +, O +computer O +analysis O +suggests O +that O +sequences O +similar O +to O +the O +A O +stem O +element O +are O +present O +within O +the O +three O +AAV B-GENE +promoter I-GENE +regions O +. O + +At O +least O +some O +of O +the O +difference O +in O +stability O +of O +the O +two O +kinds O +of O +complexes O +was O +due O +to O +the O +fact O +that O +the O +dissociation O +rate O +of O +the O +A O +stem O +substrate O +from O +the O +protein O +- O +DNA O +complexes O +was O +approximately O +fourfold O +faster O +than O +that O +of O +the O +complete O +TR B-GENE +. O + +Processing O +of O +the O +NS3 B-GENE +' I-GENE +- O +5B B-GENE +polyprotein O +was O +complex O +and O +occurred O +rapidly O +. O + +However O +, O +each O +promoter O +activated O +by O +IEP86 B-GENE +was O +synergistically O +affected O +by O +the O +addition O +of O +IEP72 B-GENE +. O + +32Pi O +labeling O +or O +isoelectric O +focusing O +analysis O +of O +eIF B-GENE +- I-GENE +2 I-GENE +alpha I-GENE +from O +conditional O +casein B-GENE +kinase I-GENE +II I-GENE +mutants I-GENE +indicated O +that O +phosphorylation O +of O +eIF B-GENE +- I-GENE +2 I-GENE +alpha I-GENE +is O +abolished O +or O +dephosphorylated O +forms O +of O +eIF B-GENE +- I-GENE +2 I-GENE +alpha I-GENE +are O +detected O +when O +these O +strains O +are O +grown O +at O +the O +restrictive O +growth O +conditions O +. O + +The O +R2 O +region O +within O +the O +class O +I O +enhancer O +acts O +as O +a O +negative O +element O +in O +Ad12 O +- O +transformed O +cells O +and O +exhibits O +a O +stronger O +binding O +activity O +than O +is O +observed O +in O +nontumorigenic O +Ad5 O +- O +transformed O +cells O +, O +which O +are O +not O +reduced O +in O +class O +I O +expression O +. O + +PURPOSE O +: O +To O +evaluate O +the O +kinetics O +of O +erythropoietin B-GENE +( O +EPO B-GENE +) O +production O +and O +address O +the O +pathogenesis O +of O +anemia O +of O +prematurity O +, O +we O +measured O +EPO B-GENE +levels O +in O +infants O +during O +the O +first O +year O +of O +life O +. O + +The O +nerve B-GENE +growth I-GENE +factor I-GENE +beta I-GENE +gene I-GENE +( O +NGFB B-GENE +) O +belongs O +to O +a O +conserved O +syntenic O +group O +on O +human O +chromosome O +1 O +and O +mouse O +Chromosome O +3 O +. O + +Furthermore O +, O +an O +upstream O +element O +, O +collagen B-GENE +element I-GENE +I I-GENE +( I-GENE +- I-GENE +370 I-GENE +/ I-GENE +- I-GENE +344 I-GENE +) I-GENE +, O +which O +shares O +homology O +with O +the O +LAP B-GENE +binding O +cis O +- O +element O +of O +the O +albumin B-GENE +promoter I-GENE +( O +9 O +of O +13 O +bp O +) O +is O +described O +. O + +Number O +and O +size O +of O +silver O +- O +stained O +nucleoli O +( O +Ag O +- O +NOR O +clusters O +) O +in O +canine O +seminomas O +: O +correlation O +with O +histological O +features O +and O +tumour O +behaviour O +. O + +We O +speculate O +that O +mast O +cell O +degranulation O +may O +be O +involved O +in O +the O +pathogenesis O +of O +necrobiosis O +by O +altering O +fibroblast O +enzyme O +activity O +and O +/ O +or O +producing O +prolonged O +inflammatory O +reactions O +. O + +Molecular O +cloning O +of O +a O +cysteine B-GENE +synthase I-GENE +cDNA I-GENE +from O +Citrullus O +vulgaris O +( O +watermelon O +) O +by O +genetic O +complementation O +in O +an O +Escherichia O +coli O +Cys O +- O +auxotroph O +. O + +In O +earlier O +studies O +we O +identified O +several O +regulatory O +elements O +that O +control O +transcriptional O +activation O +and O +aerobic O +repression O +of O +one O +of O +these O +genes O +, O +COX5b B-GENE +. O + +Although O +elevated O +serum O +levels O +of O +antibodies O +to O +the O +nicotinic B-GENE +acetylcholine I-GENE +receptor I-GENE +( O +nAChR B-GENE +) O +have O +been O +reported O +in O +neuroleptic O +treated O +patients O +with O +tardive O +dyskinesia O +, O +such O +antibodies O +have O +not O +been O +determined O +in O +comparable O +nondyskinetic O +patients O +. O + +The O +tumor O +suppressor O +and O +transcriptional O +factor O +p53 B-GENE +is O +a O +phosphorylated O +protein O +. O + +This O +DNA O +containing O +promoter O +activity O +has O +been O +sequenced O +in O +its O +entirety O +and O +found O +to O +contain O +multiple O +putative O +regulatory O +sites O +. O + +However O +, O +Southern O +blot O +and O +karyotype O +analyses O +did O +not O +reveal O +any O +significant O +changes O +in O +copy O +number O +or O +gross O +rearrangements O +of O +the O +p53 B-GENE +gene I-GENE +in O +any O +of O +the O +p53 B-GENE +- I-GENE +cell O +lines O +. O + +HupI B-GENE +showed O +strong O +identity O +to O +rubredoxin B-GENE +and O +rubredoxin B-GENE +- I-GENE +like I-GENE +proteins I-GENE +from O +many O +other O +bacteria O +. O + +The O +PCr O +resynthesis O +rate O +( O +P O +< O +0 O +. O +01 O +) O +and O +the O +effective O +maximal O +rate O +of O +mitochondrial O +ATP O +synthesis O +( O +P O +< O +0 O +. O +05 O +) O +also O +improved O +. O + +An O +examination O +was O +performed O +in O +15 O +patients O +who O +had O +developed O +pronounced O +osteomalacia O +following O +gastric O +resection O +. O + +However O +, O +regional O +MVO2 O +increased O +to O +about O +the O +same O +extent O +in O +the O +CFX O +( O +from O +6 O +. O +0 O ++ O +/ O +- O +0 O +. O +7 O +to O +12 O +. O +4 O ++ O +/ O +- O +0 O +. O +9 O +ml O +O2 O +. O +min O +- O +1 O +times O +100 O +g O +- O +1 O +) O +and O +the O +LAD O +region O +( O +from O +7 O +. O +0 O ++ O +/ O +- O +0 O +. O +6 O +to O +14 O +. O +5 O ++ O +/ O +- O +1 O +. O +3 O +ml O +O2 O +. O +min O +- O +1 O +times O +100 O +g O +- O +1 O +) O +. O + +IGF B-GENE +I I-GENE +and O +insulin B-GENE +receptors I-GENE +are O +homologous O +proteins O +that O +function O +in O +distinct O +physiological O +pathways O +. O + +Immunodepression O +was O +combined O +with O +the O +increase O +of O +glucocorticoid O +activity O +of O +adrenal O +cortex O +, O +while O +no O +significant O +changes O +in O +thyroid O +hormones O +were O +registered O +. O + +Aberrant O +protein O +phosphorylation O +at O +tyrosine O +is O +responsible O +for O +the O +growth O +- O +inhibitory O +action O +of O +pp60v B-GENE +- I-GENE +src I-GENE +expressed O +in O +the O +yeast O +Saccharomyces O +cerevisiae O +. O + +Acute O +pancreatitis O +: O +a O +multisystem O +disease O +. O + +Alginate O +biosynthesis O +is O +controlled O +by O +a O +complex O +regulatory O +mechanism O +. O + +The O +sequence O +upstream O +of O +the O +rhlA B-GENE +promoter I-GENE +contains O +two O +inverted O +repeats O +which O +define O +putative O +binding O +sites O +for O +the O +RhlR B-GENE +regulator I-GENE +. O + +We O +have O +examined O +by O +in O +vitro O +footprinting O +a O +region O +located O +downstream O +of O +the O +human O +immunodeficiency O +virus O +, O +type O +1 O +( O +HIV O +- O +1 O +) O +promoter O +found O +to O +be O +hypersensitive O +to O +DNase B-GENE +I I-GENE +digestion O +in O +vivo O +. O + +The O +relative O +abundance O +of O +each O +alternatively O +spliced O +mRNA O +was O +determined O +by O +reverse O +transcription O +- O +polymerase O +chain O +reaction O +in O +various O +human O +tissues O +and O +cell O +lines O +. O + +The O +retention O +index O +of O +201Tl O +SPECT O +is O +a O +useful O +indicator O +of O +metastatic O +potential O +, O +thereby O +facilitating O +the O +prediction O +of O +prognosis O +, O +and O +provides O +insight O +into O +the O +relationship O +between O +201Tl O +uptake O +and O +malignancy O +. O + +The O +central O +globular O +domain O +is O +highly O +similar O +to O +those O +regions O +from O +other O +H1 B-GENE +molecules I-GENE +, O +and O +the O +carboxyl O +- O +terminal O +domain O +contains O +a O +repeating O +hexapeptide O +motif O +, O +variants O +of O +which O +are O +conserved O +among O +H1 B-GENE +molecules I-GENE +. O + +The O +location O +and O +approximate O +length O +of O +the O +intron O +are O +conserved O +in O +both O +the O +tomato O +and O +Arabidopsis O +genes O +, O +with O +the O +intron O +separating O +the O +' O +nose O +' O +region O +( O +encoded O +by O +exon O +1 O +) O +from O +the O +central O +globular O +domain O +( O +exon O +2 O +) O +. O + +The O +topology O +and O +chain O +folding O +of O +the O +beta O +subunits O +in O +the O +artifactual O +beta O +60 O +capsid O +are O +similar O +to O +the O +native B-GENE +alpha I-GENE +3 I-GENE +beta I-GENE +60 I-GENE +enzyme I-GENE +. O + +A O +constitutive O +mutant O +form O +with O +a O +single O +substitution O +( O +V88A O +) O +in O +the O +amino O +- O +terminal O +( O +response O +regulator O +) O +region O +was O +used O +. O + +Comparisons O +of O +the O +four O +operon O +control O +regions O +studied O +indicate O +that O +the O +NarL B-GENE +heptamers I-GENE +are O +arranged O +with O +diverse O +orientations O +and O +spacing O +. O + +Direct O +binding O +and O +competition O +assays O +using O +30 O +- O +mer O +oligonucleotide O +probes O +representing O +the O +individual O +CBF1 B-GENE +binding I-GENE +sites I-GENE +indicated O +that O +CBF1 B-GENE +bound O +less O +efficiently O +to O +the O +CD23 B-GENE +promoter I-GENE +and O +the O +EBV B-GENE +LMP I-GENE +- I-GENE +1 I-GENE +promoter I-GENE +sites I-GENE +than O +to O +the O +Cp B-GENE +site I-GENE +. O + +We O +have O +found O +a O +satisfactory O +reproducibility O +in O +vitro O +( O +T1 O +: O +1 O +. O +9 O +% O +; O +T2 O +: O +6 O +. O +2 O +% O +) O +, O +while O +the O +reproducibility O +was O +less O +satisfactory O +in O +vivo O +( O +T1 O +: O +16 O +. O +4 O +% O +; O +T2 O +: O +13 O +. O +4 O +% O +) O +. O + +CONCLUSION O +: O +Sonographic O +angiography O +has O +a O +possible O +role O +in O +the O +detection O +of O +small O +nodules O +in O +patients O +with O +CRF O +. O + +Each O +expressed O +domain O +, O +as O +well O +as O +FKBP B-GENE +- I-GENE +33 I-GENE +itself O +, O +possesses O +peptidyl B-GENE +- I-GENE +prolyl I-GENE +cis I-GENE +- I-GENE +trans I-GENE +isomerase I-GENE +activity O +, O +though O +with O +much O +lower O +specific O +activities O +than O +FKBP B-GENE +- I-GENE +12 I-GENE +. O + +The O +first O +85 O +nt O +upstream O +of O +the O +transcription O +initiation O +site O +of O +the O +mouse B-GENE +desmin I-GENE +gene I-GENE +, O +which O +contain O +an O +E O +box O +( O +E1 O +) O +, O +the O +binding O +site O +of O +the O +helix B-GENE +- I-GENE +loop I-GENE +- I-GENE +helix I-GENE +myogenic I-GENE +regulators I-GENE +, O +are O +sufficient O +to O +confer O +low O +level O +muscle O +- O +specific O +expression O +. O + +The O +acfD B-GENE +gene I-GENE +encompasses O +254 O +nt O +that O +are O +predicted O +to O +encode O +an O +88 O +- O +amino O +- O +acid O +( O +aa O +) O +protein O +. O + +We O +find O +that O +beta B-GENE +II I-GENE +PKC I-GENE +phosphorylates O +nuclear B-GENE +envelope I-GENE +lamin I-GENE +B I-GENE +at O +10 O +- O +20 O +times O +the O +rate O +of O +alpha B-GENE +PKC I-GENE +, O +whereas O +both O +kinases O +phosphorylate O +soluble B-GENE +lamin I-GENE +B I-GENE +at O +similar O +rates O +. O + +Regulation O +of O +parathyroid B-GENE +hormone I-GENE +- I-GENE +related I-GENE +protein I-GENE +( O +PTHrP B-GENE +) O +gene O +expression O +. O + +We O +conclude O +that O +c B-GENE +- I-GENE +Abl I-GENE +activates O +c B-GENE +- I-GENE +myc I-GENE +transcription O +indirectly O +with O +no O +requirement O +for O +DNA O +binding O +by O +c B-GENE +- I-GENE +Abl I-GENE +. O + +Long O +- O +latency O +: O +locked O +units O +responded O +to O +shocks O +with O +little O +jitter O +and O +long O +latency O +( O +4 O +- O +11 O +ms O +) O +. O + +The O +highly O +conserved O +ninth O +heptad O +, O +which O +is O +involved O +in O +heterodimerization O +, O +appears O +to O +participate O +in O +the O +receptor O +- O +inhibitor O +interaction O +, O +suggesting O +that O +the O +inhibitor O +is O +a O +related O +member O +of O +the O +receptor O +gene O +family O +. O + +Here O +we O +show O +that O +for O +expression O +of O +snRNA O +genes O +in O +maize O +, O +a O +monocotyledonous O +plant O +, O +the O +USE O +and O +TATA O +elements O +are O +essential O +, O +but O +not O +sufficient O +, O +for O +transcription O +. O + +Extensive O +DNA O +rearrangement O +occurs O +during O +the O +development O +of O +the O +somatic O +macronucleus O +from O +the O +germ O +line O +micronucleus O +in O +ciliated O +protozoans O +. O + +An O +in O +vitro O +binding O +site O +selection O +procedure O +was O +used O +to O +determine O +DNA O +sequences O +preferentially O +bound O +by O +wild B-GENE +- I-GENE +type I-GENE +HLF I-GENE +and O +chimeric O +E2A B-GENE +- O +HLF B-GENE +proteins O +isolated O +from O +various O +t O +( O +17 O +; O +19 O +) O +- O +bearing O +leukemias O +. O + +The O +Oct B-GENE +- I-GENE +2 I-GENE +glutamine O +- O +rich O +and O +proline O +- O +rich O +activation O +domains O +can O +synergize O +with O +each O +other O +or O +duplicates O +of O +themselves O +to O +activate O +transcription O +. O + +Taken O +together O +, O +our O +data O +suggest O +that O +Dbf8p B-GENE +plays O +an O +essential O +role O +in O +chromosome O +segregation O +. O + +Ariga O +, O +Biochem O +. O + +The O +diagnostic O +significance O +of O +creatine B-GENE +phosphokinase I-GENE +antibodies O +in O +the O +cardiac O +muscle O +in O +non O +- O +coronarogenic O +myocardial O +diseases O + +According O +to O +the O +results O +of O +assays O +obtained O +with O +the O +use O +of O +assay O +systems O +ORTHO O +ELISA O +and O +ABBOTT O +HCV O +EIA O +( O +USA O +) O +, O +the O +detection O +rate O +of O +anti B-GENE +- I-GENE +HCV I-GENE +- I-GENE +C100 I-GENE +- I-GENE +3 I-GENE +among O +primary O +blood O +donors O +in O +Moscow O +was O +1 O +. O +37 O +% O +and O +was O +not O +different O +from O +that O +among O +HBsAg B-GENE +carriers O +( O +1 O +. O +8 O +% O +) O +and O +among O +donors O +with O +anti B-GENE +- I-GENE +HCV I-GENE +- I-GENE +C100 I-GENE +- I-GENE +3 I-GENE +in O +the O +blood O +( O +1 O +. O +6 O +% O +) O +( O +p O +< O +0 O +. O +01 O +) O +. O + +We O +examined O +the O +hypothesis O +that O +the O +coronary O +vasomotor O +responses O +to O +etomidate O +( O +ETO O +) O +, O +propofol O +( O +PRO O +) O +, O +and O +sodium O +thiopental O +( O +STP O +) O +are O +mediated O +through O +contrasting O +effects O +on O +the O +resting O +nitric O +oxide O +( O +NO O +) O +- O +dependent O +vasodilator O +tone O +that O +opposes O +adrenergic O +vasoconstrictor O +activity O +in O +the O +intact O +dog O +. O + +These O +alternative O +splice O +variants O +were O +detected O +in O +RNA O +isolated O +from O +several O +sources O +, O +including O +primary O +leptomeningeal O +tissue O +and O +an O +established O +line O +of O +leptomeningeal O +cells O +( O +LMC O +) O +. O + +Roux O +- O +en O +- O +Y O +gastroenterostomy O +severely O +disturbs O +emptying O +of O +the O +gallbladder O +. O + +Surface O +- O +coil O +experiments O +on O +phantoms O +and O +on O +human O +calf O +muscles O +in O +vivo O +are O +presented O +. O + +Large O +interpatient O +variation O +in O +peak O +PCZ O +plasma O +levels O +( O +91 O +- O +3215 O +ng O +/ O +ml O +) O +was O +seen O +, O +with O +the O +plasma O +half O +- O +life O +( O +t1 O +/ O +2 O +alpha O +) O +being O +approximately O +57 O +min O +in O +patients O +given O +135 O +- O +180 O +mg O +/ O +m2 O +PCZ O +. O + +The O +maximal O +effect O +was O +seen O +at O +100 O +ng O +/ O +ml O +EGF B-GENE +, O +with O +a O +time O +lag O +of O +about O +5 O +h O +. O + +KAR1 B-GENE +encodes O +an O +essential O +component O +of O +the O +yeast O +spindle O +pole O +body O +( O +SPB O +) O +that O +is O +required O +for O +karyogamy O +and O +SPB O +duplication O +. O + +CDC31 B-GENE +is O +required O +for O +SPB O +duplication O +and O +encodes O +a O +calmodulin B-GENE +- I-GENE +like I-GENE +protein I-GENE +that O +is O +most O +closely O +related O +to O +caltractin B-GENE +/ O +centrin B-GENE +, O +a O +protein O +associated O +with O +the O +Chlamydomonas O +basal O +body O +. O + +During O +transcript O +elongation O +, O +the O +sizes O +of O +the O +DNA O +footprint O +and O +the O +single O +- O +stranded O +transcription O +bubble O +vary O +markedly O +among O +transcription O +complexes O +halted O +at O +different O +template O +positions O +. O + +All O +our O +patients O +had O +polyps O +, O +23 O +( O +54 O +% O +) O +had O +asthma O +, O +12 O +( O +27 O +% O +) O +had O +aspirin O +sensitivity O +, O +20 O +( O +65 O +% O +) O +had O +eosinophilia O +, O +and O +9 O +( O +69 O +% O +) O +had O +increased O +total O +IgE B-GENE +levels O +. O + +A O +new O +generation O +of O +information O +retrieval O +tools O +for O +biologists O +: O +the O +example O +of O +the O +ExPASy O +WWW O +server O +. O + +The O +partial O +ORF O +was O +found O +to O +be O +identical O +to O +the O +C O +terminus O +of O +HrpJ2 B-GENE +. O + +The O +partial O +ORF O +was O +found O +to O +be O +identical O +to O +the O +C O +terminus O +of O +HrpJ2 B-GENE +. O + +Rapid O +detection O +of O +this O +mutation O +is O +achieved O +by O +restriction O +digestion O +of O +PCR O +- O +amplified O +genomic O +DNA O +; O +a O +mismatch O +primer O +combined O +with O +the O +point O +mutation O +creates O +a O +Tru9I B-GENE +restriction I-GENE +site I-GENE +. O + +Wild B-GENE +type I-GENE +and I-GENE +mutant I-GENE +Epo I-GENE +cDNAs I-GENE +were O +transiently O +expressed O +at O +high O +levels O +in O +COS1 O +and O +COS7 O +cells O +. O + +OBJECTIVE O +- O +- O +To O +assess O +the O +risk O +of O +hepatitis O +A O +in O +international O +travelers O +and O +to O +recommend O +preventive O +measures O +. O + +The O +bactericidal O +effect O +of O +disinfectants O +against O +biofilm O +cells O +was O +found O +to O +be O +considerably O +enhanced O +by O +increasing O +the O +concentrations O +of O +the O +disinfectants O +. O + +Expression O +of O +ME31B B-GENE +cDNA I-GENE +in O +S O +. O +pombe O +suppresses O +the O +ste13 B-GENE +mutation O +. O + +Use O +of O +Medi O +- O +Jector O +EZ O +dermojet O +for O +anesthesia O +in O +minor O +surgery O + +The O +immune O +response O +of O +past O +- O +infection O +of O +cytomegalovirus O +in O +the O +patients O +of O +RTID O +is O +rather O +remarkable O +. O + +Acupuncture O +effect O +on O +deep O +receptors O +was O +not O +limited O +to O +one O +point O +but O +within O +a O +certain O +area O +, O +namely O +distant O +effect O +existed O +. O + +Reduced O +NK O +activity O +correlates O +with O +active O +disease O +in O +HIV O +- O +patients O +with O +multidrug O +- O +resistant O +pulmonary O +tuberculosis O +. O + +Smoking O +history O +and O +awake O +oxygen O +saturation O +( O +SaO2 O +) O +was O +recorded O +in O +all O +of O +them O +. O + +( O +LH B-GENE +P O +< O +0 O +. O +05 O +, O +LH B-GENE +/ O +FSH B-GENE +P O +< O +0 O +. O +01 O +) O +. O + +The O +relative O +R O +- O +and O +L O +- O +brain O +weights O +were O +found O +to O +be O +inversely O +related O +to O +the O +relative O +R O +- O +L O +brain O +weight O +only O +in O +the O +RH O +female O +cats O +with O +R O +- O +L O +brain O +weight O +smaller O +than O +zero O +( O +testosterone O +in O +males O +, O +estrogen O +in O +females O +) O +. O + +This O +mode O +of O +ternary O +complex O +formation O +is O +in O +contrast O +to O +the O +one O +seen O +in O +the O +promoter O +of O +the O +c B-GENE +- I-GENE +fos I-GENE +protooncogene I-GENE +, O +where O +formation O +of O +the O +ternary O +complex O +is O +dependent O +on O +the O +prior O +assembly O +of O +the O +serum B-GENE +response I-GENE +factor I-GENE +- I-GENE +DNA I-GENE +binary I-GENE +complex I-GENE +. O + +Vaccinia O +virus O +- O +expressed O +, O +purified O +full B-GENE +- I-GENE +length I-GENE +HPV I-GENE +- I-GENE +16 I-GENE +and I-GENE +BPV I-GENE +- I-GENE +1 I-GENE +E2 I-GENE +proteins I-GENE +bound O +a O +consensus O +E2 B-GENE +site I-GENE +with O +high O +specific O +affinities O +( O +Kd O += O +approximately O +10 O +( O +- O +9 O +) O +M O +) O +and O +stimulated O +in O +vitro O +transcription O +up O +to O +six O +- O +to O +eightfold O +. O + +This O +alternatively O +spliced O +transcript O +contained O +an O +open O +reading O +frame O +extending O +from O +the O +upstream O +J O +alpha O +11 O +- O +2 O +region O +to O +82 O +nucleotides O +downstream O +of O +the O +beginning O +of O +the O +TCR B-GENE +C I-GENE +alpha I-GENE +region I-GENE +, O +and O +potentially O +encoded O +a O +36 O +amino O +acid O +polypeptide O +. O + +In O +HeLa O +x O +fibroblast O +cell O +hybrids O +its O +expression O +correlates O +with O +tumorigenicity O +. O + +Demographic O +characteristics O +and O +risk O +factor O +data O +for O +76 O +, O +672 O +clients O +were O +studied O +to O +characterize O +the O +distribution O +of O +infection O +with O +human O +immunodeficiency O +virus O +( O +HIV O +) O +and O +the O +use O +of O +counseling O +and O +testing O +facilities O +in O +Houston O +, O +Tex O +. O + +Results O +indicate O +that O +KNM O +- O +LU O +335 O +differs O +from O +both O +human O +and O +chimpanzee O +M1s O +in O +relative O +distances O +( O +measured O +in O +three O +dimensions O +) O +between O +crown O +fissure O +termini O +. O + +We O +describe O +49 O +cases O +with O +papillary O +tumor O +< O +1 O +cm O +. O + +Comparison O +with O +the O +bovine O +gene O +showed O +that O +the O +5 O +' O +- O +flanking O +region O +of O +the O +hATP1 B-GENE +gene I-GENE +has O +an O +unconserved O +guanine O +- O +cytosine O +( O +GC O +) O +rich O +region O +, O +including O +several O +binding O +motifs O +of O +transcriptional O +factors O +, O +such O +as O +Sp1 B-GENE +, O +AP B-GENE +- I-GENE +2 I-GENE +, O +and O +GCF B-GENE +. O + +Structure O +, O +promoter O +analysis O +and O +chromosomal O +assignment O +of O +the O +human B-GENE +APEX I-GENE +gene I-GENE +. O + +The O +polyubiquitin B-GENE +gene I-GENE +was O +transcribed O +throughout O +the O +Volvox O +life O +cycle O +with O +peaks O +in O +the O +1 O +. O +6 O +- O +kb O +mRNA O +levels O +during O +pre O +- O +cleavage O +, O +cleavage O +, O +and O +post O +- O +inversion O +. O + +Thus O +, O +in O +stress O +- O +induced O +arrhythmic O +disease O +as O +well O +as O +in O +ischemic O +heart O +disease O +, O +the O +main O +pathogenetic O +links O +are O +outside O +the O +heart O +, O +but O +they O +differ O +from O +those O +observed O +in O +ischemia O +. O + +Here O +, O +we O +present O +genetic O +evidence O +in O +Saccharomyces O +cerevisiae O +for O +a O +functional O +interaction O +between O +the O +DEAH B-GENE +protein I-GENE +Prp16 B-GENE +, O +and O +the O +U6 B-GENE +and O +U2 B-GENE +spliceosomal I-GENE +snRNAs I-GENE +. O + +The O +consensus O +gene O +order O +deduced O +by O +combining O +data O +from O +both O +crosses O +is O +D2Mit1 B-GENE +- O +( O +Dbh B-GENE +, O +Notch1 B-GENE +) O +- O +( O +Col5a1 B-GENE +, O +Rxra B-GENE +) O +- O +Spna2 B-GENE +- O +Ab B-GENE +l I-GENE +- O +( O +Ak1 B-GENE +, O +Fpgs B-GENE +) O +- O +( O +Grp78 B-GENE +, O +Pbx3 B-GENE +) O +- O +( O +Epb7 B-GENE +. I-GENE +2 I-GENE +, I-GENE +Hc I-GENE +, I-GENE +Gsn I-GENE +) O +- O +Acra B-GENE +. O + +The O +high O +level O +of O +transformation O +- O +associated O +deletions O +in O +the O +human O +YACs O +was O +reduced O +over O +10 O +- O +fold O +when O +the O +host O +was O +a O +recombination O +- O +deficient O +strain O +deleted O +for O +the O +RAD52 B-GENE +gene I-GENE +. O + +In O +addition O +, O +the O +megabase O +region O +surrounding O +the O +dagA B-GENE +locus I-GENE +was O +mapped O +. O + +These O +mutants O +had O +deletions O +of O +the O +extreme O +amino O +- O +terminal O +residues O +as O +far O +as O +amino O +acid O +residue O +30 O +. O + +SECONDARY O +OUTCOME O +MEASURE O +- O +- O +Double O +- O +blind O +caffeine O +- O +withdrawal O +evaluation O +. O + +Elimination O +of O +natural O +antibodies O +in O +discordant O +xenografts O + +An O +8 O +- O +bp O +sequence O +( O +ATTTCAAA O +) O +within O +the O +protected O +region O +shares O +significant O +homology O +with O +promoter O +sequences O +required O +for O +ethylene O +responsiveness O +from O +the O +tomato O +fruit O +- O +ripening O +E4 B-GENE +gene I-GENE +. O + +We O +present O +evidence O +that O +DNA B-GENE +polymerase I-GENE +delta I-GENE +of I-GENE +Saccharomyces I-GENE +cerevisiae I-GENE +, O +an O +enzyme O +that O +is O +essential O +for O +viability O +and O +chromosomal O +replication O +, O +is O +also O +required O +for O +base O +excision O +repair O +of O +exogenous O +DNA O +methylation O +damage O +. O + +We O +have O +identified O +two O +Marek O +' O +s O +Disease O +Virus O +( O +MDV O +) O +genes O +within O +the O +EcoRI B-GENE +- I-GENE +B I-GENE +fragment I-GENE +of O +MDV O +- O +GA O +genomic O +DNA O +. O + +Cowpox O +virus O +contains O +two O +copies O +of O +an O +early B-GENE +gene I-GENE +encoding O +a O +soluble O +secreted O +form O +of O +the O +type B-GENE +II I-GENE +TNF I-GENE +receptor I-GENE +. O + +Mutagenesis O +of O +each O +NRF B-GENE +- I-GENE +1 I-GENE +motif I-GENE +in O +the O +ALAS B-GENE +promoter I-GENE +gave O +substantially O +lowered O +levels O +of O +chloramphenicol B-GENE +acetyltransferase I-GENE +expression O +, O +whereas O +mutagenesis O +of O +both O +NRF B-GENE +- I-GENE +1 I-GENE +motifs I-GENE +resulted O +in O +the O +almost O +complete O +loss O +of O +expression O +. O + +DNase B-GENE +I I-GENE +footprinting O +analysis O +indicated O +that O +DREF B-GENE +binds O +to O +the O +24 O +- O +bp O +DRE O +region O +of O +the O +DNA B-GENE +polymerase I-GENE +alpha I-GENE +gene I-GENE +in O +which O +8 O +- O +bp O +palindromic O +sequences O +are O +centered O +. O + +Novel O +8 O +- O +base O +pair O +sequence O +( O +Drosophila O +DNA O +replication O +- O +related O +element O +) O +and O +specific O +binding O +factor O +involved O +in O +the O +expression O +of O +Drosophila O +genes O +for O +DNA B-GENE +polymerase I-GENE +alpha I-GENE +and O +proliferating B-GENE +cell I-GENE +nuclear I-GENE +antigen I-GENE +. O + +Most O +, O +however O +, O +would O +tell O +the O +spouse O +the O +full O +truth O +about O +both O +diagnosis O +and O +prognosis O +. O + +Metabolism O +of O +calcium O +and O +vitamin O +D3 O +in O +patients O +with O +acute O +tubulointerstitial O +nephritis O +: O +a O +study O +of O +41 O +patients O +with O +nephropathia O +epidemica O +. O + +Furthermore O +, O +this O +study O +demonstrates O +that O +reduced O +inotropy O +with O +timolol O +helped O +uniform O +local O +contraction O +as O +estimated O +by O +the O +increased O +LONG O +/ O +CIRC O +ratio O +, O +a O +transition O +that O +could O +improve O +contraction O +efficacy O +. O + +Effects O +of O +moderate O +hypercapnia O +on O +hypothermia O +induced O +by O +cold O +He O +- O +O2 O +in O +rats O +. O + +We O +recommend O +that O +ovarian O +stimulation O +is O +done O +only O +if O +there O +is O +a O +valid O +indication O +after O +proper O +assessment O +of O +the O +ovaries O +, O +and O +that O +women O +who O +have O +had O +ovarian O +stimulation O +are O +followed O +for O +longer O +than O +at O +present O +. O + +A23187 O +did O +not O +induce O +any O +modifications O +of O +the O +endolymphatic O +potential O +, O +the O +ampullar O +direct O +current O +or O +the O +frequency O +of O +the O +evoked O +afferent O +spikes O +. O + +Activation O +of O +the O +aboral O +ectoderm B-GENE +- I-GENE +specific I-GENE +Spec2a I-GENE +gene I-GENE +in O +blastula O +- O +stage O +sea O +urchin O +embryos O +requires O +an O +upstream O +regulatory O +region O +that O +is O +part O +of O +a O +repetitive O +sequence O +element O +( O +RSR O +) O +associated O +with O +all O +Spec1 B-GENE +/ O +Spec2 B-GENE +genes O +. O + +A O +transcript O +of O +about O +2 O +kb O +is O +expected O +for O +each O +PPO B-GENE +. O + +Mutations O +in O +a O +region O +located O +15 O +to O +30 O +bp O +downstream O +from O +the O +major O +transcription O +start O +site O +that O +shows O +good O +homology O +to O +a O +sequence O +in O +the O +first O +exon O +of O +c B-GENE +- I-GENE +fos I-GENE +implicated O +as O +a O +negative O +regulatory O +element O +resulted O +in O +a O +significant O +increase O +in O +basal O +gene O +expression O +but O +did O +not O +affect O +regulation O +. O + +Salazopyrine O +desensitization O + +During O +exercise O +, O +the O +Pes O +- O +Ves O +relation O +was O +shifted O +toward O +the O +left O +and O +the O +slope O +[ O +end O +- O +systolic O +elastance O +( O +Ees O +) O +] O +increased O +from O +7 O +. O +7 O ++ O +/ O +- O +2 O +. O +8 O +to O +12 O +. O +7 O ++ O +/ O +- O +4 O +. O +2 O +( O +SD O +) O +mmHg O +/ O +ml O +( O +P O +< O +0 O +. O +05 O +) O +. O + +We O +show O +that O +HRI B-GENE +and O +dsRNA B-GENE +- I-GENE +PK I-GENE +phosphorylate O +yeast B-GENE +eIF I-GENE +- I-GENE +2 I-GENE +alpha I-GENE +in O +vitro O +and O +in O +vivo O +and O +functionally O +substitute O +for O +GCN2 B-GENE +protein I-GENE +to O +stimulate O +GCN4 B-GENE +translation O +in O +yeast O +. O + +Double O +- O +staining O +confirmed O +that O +there O +were O +separate O +populations O +of O +CD68 B-GENE +- O +positive O +macrophages O +and O +XIIIa B-GENE +- O +positive O +dendrocytes O +. O + +Interestingly O +, O +in O +the O +adult O +, O +transgene O +expression O +patterns O +within O +the O +cerebellum O +in O +two O +lines O +appeared O +to O +mark O +distinct O +anterior O +- O +posterior O +compartments O +. O + +The O +concentrations O +of O +plasma O +ACTH B-GENE +and O +cortisol O +increased O +by O +40 O +% O +and O +60 O +% O +after O +MPTP O +treatment O +, O +respectively O +. O + +Instead O +, O +the O +results O +support O +the O +idea O +that O +Pc B-GENE +group I-GENE +products I-GENE +provide O +stable O +memory O +or O +imprinting O +of O +boundaries O +which O +are O +initially O +specified O +by O +gap O +and O +pair O +- O +rule O +regulators O +. O + +To O +investigate O +the O +regulation O +of O +expression O +of O +the O +human B-GENE +mdr1 I-GENE +gene I-GENE +, O +the O +response O +of O +the O +mdr1 B-GENE +promoter I-GENE +to O +signals O +involved O +in O +cell O +proliferation O +was O +examined O +. O + +Tobacco O +mosaic O +virus O +- O +infected O +tobacco O +( O +Nicotiana O +tabacum O +var O +. O + +Through O +a O +stretch O +of O +56 O +amino O +acids O +, O +constituting O +the O +MADS B-GENE +domain I-GENE +, O +the O +two O +proteins O +are O +identical O +except O +for O +two O +conservative O +amino O +acid O +substitutions O +. O + +Isolation O +and O +characterization O +of O +SRF B-GENE +accessory I-GENE +proteins I-GENE +. O + +These O +data O +suggest O +that O +: O +( O +a O +) O +proSRIF B-GENE +cleavage O +is O +initiated O +in O +the O +TGN O +, O +and O +( O +b O +) O +this O +reaction O +requires O +an O +acidic O +pH O +which O +is O +facilitated O +by O +a O +Golgi B-GENE +- I-GENE +associated I-GENE +vacuolar I-GENE +- I-GENE +type I-GENE +ATPase I-GENE +. O + +Clinical O +aspects O +of O +early O +increase O +in O +serum O +gamma B-GENE +- I-GENE +glutamyl I-GENE +transferase I-GENE +in O +cerebral O +infarction O +. O + +In O +the O +3 O +' O +flanking O +region O +of O +the O +27 B-GENE +kDa I-GENE +zein I-GENE +gene I-GENE +, O +several O +AATAAA O +- O +like O +sequences O +and O +a O +sequence O +resembling O +the O +mammalian O +GT O +- O +rich O +sequence O +are O +present O +around O +the O +polyadenylation O +sites O +. O + +The O +indoor O +radon O +concentration O +in O +the O +summer O +( O +1990 O +) O +period O +ranged O +between O +8 O +and O +81 O +Bq O +m O +- O +3 O +, O +while O +in O +the O +winter O +( O +1989 O +- O +1990 O +) O +it O +ranged O +between O +20 O +and O +143 O +Bq O +m O +- O +3 O +for O +the O +first O +year O +of O +measurements O +or O +between O +8 O +and O +92 O +Bq O +m O +- O +3 O +in O +the O +summer O +( O +1991 O +) O +period O +and O +between O +12 O +and O +119 O +Bq O +m O +- O +3 O +in O +the O +winter O +( O +1990 O +- O +1991 O +) O +for O +the O +second O +year O +of O +measurements O +. O + +DtxR B-GENE +is O +an O +iron O +- O +dependent O +sequence O +- O +specific O +DNA O +- O +binding O +protein O +that O +binds O +to O +the O +tox B-GENE +operator I-GENE +, O +an O +inverted O +- O +repeat O +nucleotide O +sequence O +located O +upstream O +from O +the O +diphtheria B-GENE +toxin I-GENE +gene I-GENE +. O + +Vasopressin B-GENE +( O +AVP B-GENE +) O +, O +the O +antidiuretic O +hormone O +, O +is O +a O +cyclic O +nonapeptide O +that O +acts O +through O +binding O +to O +G B-GENE +protein I-GENE +- I-GENE +coupled I-GENE +specific I-GENE +membrane I-GENE +receptors I-GENE +pharmacologically O +divided O +into O +three O +subtypes O +( O +V1a B-GENE +, O +V1b B-GENE +, O +and O +V2 B-GENE +) O +linked O +to O +distinct O +second O +messengers O +. O + +These O +results O +confirmed O +that O +cleavage O +of O +the O +leader O +peptide O +is O +the O +last O +step O +in O +nisin B-GENE +maturation O +and O +is O +necessary O +to O +generate O +a O +biologically O +active O +peptide O +. O + +When O +the O +promoter O +region O +was O +linked O +with O +a O +heterologous O +reporter O +gene O +, O +we O +found O +that O +the O +promoter O +region O +is O +inducible O +by O +both O +interferons B-GENE +( O +interferon B-GENE +- I-GENE +alpha I-GENE +and I-GENE +- I-GENE +gamma I-GENE +) O +and O +interferon B-GENE +regulatory I-GENE +factor I-GENE +1 I-GENE +. O + +Anti B-GENE +- I-GENE +B I-GENE +. I-GENE +burgdorferi I-GENE +, O +anti B-GENE +- I-GENE +B I-GENE +. I-GENE +turicatae I-GENE +and O +anti B-GENE +- I-GENE +B I-GENE +. I-GENE +parkeri I-GENE +antibodies I-GENE +, O +tested O +by O +the O +indirect O +immunofluorescent O +assay O +( O +IFA O +) O +, O +were O +detected O +in O +10 O +. O +8 O +, O +16 O +. O +1 O +and O +8 O +. O +2 O +% O +of O +the O +serum O +samples O +tested O +, O +and O +confirmed O +by O +IFA O +- O +ABS O +in O +1 O +. O +3 O +, O +1 O +. O +3 O +and O +1 O +. O +0 O +% O +, O +respectively O +. O + +The O +approach O +derives O +from O +a O +recently O +described O +strategy O +for O +making O +recombinants O +from O +five O +overlapping O +EBV O +cosmid O +- O +cloned O +DNAs O +( O +B O +. O + +Evaluation O +of O +desmopressin O +for O +dental O +extractions O +in O +patients O +with O +hemostatic O +disorders O +. O + +Comparative O +analysis O +with O +an O +antiandrogen O +niftolid O +and O +synthetic B-GENE +GnRH I-GENE +was O +carried O +out O +in O +22 O +normal O +subjects O +, O +14 O +patients O +with O +primary O +and O +20 O +ones O +with O +secondary O +hypogonadism O +, O +and O +in O +5 O +patients O +with O +clinical O +signs O +of O +gonadal O +insufficiency O +and O +obscure O +diagnosis O +in O +order O +to O +elucidate O +the O +pituitary B-GENE +gonadotropin I-GENE +reserves O +. O + +The O +cis O +- O +acting O +regulatory O +properties O +of O +an O +872 O +bp O +promoter O +fragment O +of O +a O +B O +. O +napus O +oleosin B-GENE +gene I-GENE +were O +examined O +by O +analysis O +of O +beta B-GENE +- I-GENE +glucuronidase I-GENE +( O +GUS B-GENE +) O +expression O +in O +transgenic O +tobacco O +plants O +containing O +an O +oleosin B-GENE +promoter I-GENE +- O +GUS B-GENE +transcriptional O +fusion O +. O + +This O +indicates O +that O +the O +mechanism O +by O +which O +CX O +blocks O +rapid O +degradation O +of O +tubulin B-GENE +mRNA I-GENE +in O +vivo O +is O +not O +simply O +by O +preventing O +its O +translation O +and O +suggests O +the O +involvement O +of O +an O +altered O +trans O +- O +factor O +. O + +Increasing O +the O +extracellular O +calcium O +concentration O +enhanced O +detrusor O +contractility O +in O +a O +dose O +- O +dependent O +manner O +in O +both O +control O +and O +obstructed O +bladders O +. O + +Structural O +organization O +of O +the O +gene O +encoding O +the O +human B-GENE +lipocalin I-GENE +tear I-GENE +prealbumin I-GENE +and O +synthesis O +of O +the O +recombinant O +protein O +in O +Escherichia O +coli O +. O + +The O +sequence O +has O +a O +1092 O +- O +bp O +open O +reading O +frame O +encoding O +a O +protein O +of O +364 O +amino O +acids O +. O + +The O +gene O +organization O +of O +CRSV B-GENE +RNA I-GENE +- I-GENE +1 I-GENE +is O +similar O +to O +those O +of O +red O +clover O +necrotic O +mosaic O +( O +RCNMV O +) O +and O +sweet O +clover O +necrotic O +mosaic O +( O +SCNMV O +) O +dianthoviruses O +with O +the O +exception O +that O +CRSV B-GENE +RNA I-GENE +- I-GENE +1 I-GENE +contains O +the O +additional O +3 O +' O +- O +terminal O +ORF O +. O + +We O +have O +previously O +shown O +that O +LBP B-GENE +- I-GENE +1 I-GENE +represses O +HIV O +- O +1 O +transcription O +by O +inhibiting O +the O +binding O +of O +TFIID B-GENE +to O +the O +TATA O +box O +. O + +These O +results O +illustrate O +an O +important O +role O +for O +La B-GENE +in O +RNA O +production O +by O +demonstrating O +its O +ability O +to O +clear O +the O +termination O +sites O +of O +class O +III O +templates O +, O +thereby O +promoting O +efficient O +use O +of O +transcription O +complexes O +by O +pol B-GENE +III I-GENE +. O + +The O +films O +were O +analyzed O +using O +a O +scanning O +helium O +- O +neon O +laser O +densitometer O +with O +a O +small O +aperture O +of O +5 O +- O +10 O +microns O +. O + +The O +GafChromic O +method O +has O +proven O +to O +be O +an O +accurate O +and O +rapid O +method O +of O +analysis O +and O +could O +be O +easily O +incorporated O +into O +a O +quality O +assurance O +program O +. O + +Viral O +genomic O +RNA O +for O +these O +reactions O +was O +obtained O +directly O +from O +fecal O +specimens O +of O +infected O +infant O +rats O +. O + +GATA B-GENE +- I-GENE +1 I-GENE +mRNA I-GENE +was O +present O +in O +equivalent O +levels O +in O +both O +erythroid O +cell O +lines O +, O +but O +at O +a O +low O +level O +in O +FDC O +- O +P1 O +cells O +. O + +Tumor B-GENE +necrosis I-GENE +factor I-GENE +- I-GENE +alpha I-GENE +( O +TNF B-GENE +alpha I-GENE +) O +is O +one O +of O +several O +autocrine O +/ O +paracrine O +factors O +known O +to O +exert O +potent O +inhibitory O +effects O +on O +bone O +. O + +We O +have O +investigated O +the O +role O +of O +cellular B-GENE +p21ras I-GENE +protein I-GENE +in O +insulin B-GENE +and O +insulin B-GENE +- I-GENE +like I-GENE +growth I-GENE +factor I-GENE +- I-GENE +I I-GENE +( O +IGF B-GENE +- I-GENE +I I-GENE +) O +signaling O +pathways O +. O + +The O +lack O +of O +the O +C2 B-GENE +domain O +of O +the O +Ca B-GENE +( I-GENE +2 I-GENE ++ I-GENE +) I-GENE +- I-GENE +dependent I-GENE +PKCs I-GENE +and O +the O +presence O +of O +a O +unique O +NH2 O +- O +terminal O +sequence O +with O +a O +potential O +signal O +peptide O +and O +a O +transmembrane O +domain O +suggest O +that O +PKC B-GENE +mu I-GENE +is O +a O +novel O +member O +of O +the O +subgroup O +of O +atypical O +PKCs B-GENE +. O + +Moreover O +, O +we O +observed O +that O +the O +function O +of O +T3R B-GENE +- O +RXR B-GENE +heterodimers O +on O +response O +elements O +composed O +of O +two O +half O +- O +sites O +in O +a O +directly O +repeated O +orientation O +spaced O +by O +4 O +nucleotides O +is O +determined O +in O +major O +parts O +by O +the O +5 O +' O +- O +flanking O +sequence O +of O +the O +upstream O +half O +- O +site O +. O + +However O +, O +three O +Hm1 B-GENE +mutants I-GENE +that O +were O +moderately O +deficient O +in O +stimulating O +PI O +turnover O +displayed O +normal O +sequestration O +, O +suggesting O +distinct O +mechanisms O +. O + +Furthermore O +, O +in O +vitro O +decay O +reaction O +mixtures O +supplemented O +with O +the O +20 O +- O +nt O +sense O +RNA O +transcript O +resulted O +in O +stabilization O +of O +R2 B-GENE +message I-GENE +. O + +Deletion O +analyses O +of O +the O +pCD41 B-GENE +ORF I-GENE +- I-GENE +A I-GENE +and O +the O +use O +of O +promoter O +constructs O +further O +mapped O +an O +internal O +functional O +promoter O +within O +the O +pCD41 B-GENE +sequence I-GENE +that O +can O +direct O +the O +synthesis O +of O +the O +trans O +- O +activating O +protein O +. O + +The O +inferred O +amino O +acid O +sequence O +of O +the O +cyanobacterial B-GENE +HemB I-GENE +protein I-GENE +indicates O +a O +significant O +difference O +in O +the O +metal O +cofactor O +requirement O +from O +the O +higher O +- O +plant O +enzymes O +, O +which O +was O +confirmed O +by O +overexpression O +and O +biochemical O +analysis O +. O + +METHODS O +AND O +RESULTS O +: O +In O +25 O +open O +- O +chest O +, O +anesthetized O +dogs O +, O +progressive O +circumflex O +artery O +stenosis O +led O +to O +a O +concordant O +decrease O +of O +circumflex O +artery O +resting O +and O +hyperemic O +flow O +, O +coronary O +flow O +reserve O +, O +and O +inverse O +angiographic O +mean O +transit O +time O +Tmicro O +- O +1 O +( O +P O +< O +. O +01 O +) O +. O + +However O +, O +a O +correlation O +was O +observed O +between O +SF O +levels O +of O +IL B-GENE +- I-GENE +8 I-GENE +with O +those O +of O +lactate O +, O +LDH B-GENE +, O +beta B-GENE +2 I-GENE +- I-GENE +microglobulin I-GENE +and O +glucose O +. O + +Sodium O +- O +taurocholate O +- O +induced O +acute O +necrotizing O +pancreatitis O +does O +not O +affect O +jejunal O +oxygenation O +in O +pigs O +. O + +Although O +inactive O +in O +cells O +under O +normal O +conditions O +, O +the O +CHOP B-GENE +gene I-GENE +is O +markedly O +induced O +by O +a O +variety O +of O +cellular O +stresses O +, O +including O +nutrient O +deprivation O +and O +metabolic O +perturbations O +. O + +The O +ipiO B-GENE +genes I-GENE +code O +for O +two O +almost O +identical O +152 O +- O +aa O +proteins O +which O +do O +not O +have O +any O +homology O +with O +sequences O +present O +in O +data O +libraries O +. O + +Sterol O +analysis O +of O +the O +disrupted O +mutant O +demonstrated O +the O +accumulation O +of O +ignosterol O +, O +indicating O +a O +loss O +of O +Erg24p B-GENE +activity O +. O + +In O +these O +experiments O +we O +begin O +to O +study O +the O +potential O +functions O +of O +the O +alpha B-GENE +7 I-GENE +cytoplasmic I-GENE +domain I-GENE +by O +analyzing O +homologies O +between O +the O +rat O +and O +human O +sequences O +, O +by O +immunologic O +studies O +using O +an O +anti O +- O +cytoplasmic O +domain O +antiserum O +, O +and O +by O +identifying O +two O +alternate O +forms O +. O + +The O +alpha O +7A O +form O +RNA O +contains O +an O +additional O +113 O +nucleotides O +compared O +to O +the O +B O +form O +, O +and O +a O +common O +coding O +region O +in O +the O +A O +and O +B O +form O +RNAs O +is O +used O +in O +alternate O +reading O +frames O +. O + +In O +order O +to O +evaluate O +the O +function O +of O +the O +hypothalamic O +- O +pituitary O +- O +thyroid O +( O +HPT O +) O +- O +axis O +in O +unipolar O +depression O +, O +the O +authors O +measured O +basal O +0800h O +plasma O +levels O +of O +free O +thyroxine O +( O +FT4 O +) O +, O +free O +triiodothyronine O +( O +FT3 O +) O +, O +and O +thyroid B-GENE +stimulating I-GENE +hormone I-GENE +( O +TSH B-GENE +) O +by O +means O +of O +the O +new O +, O +ultrasensitive O +assays O +( O +TSH O +- O +IRMA O +) O +in O +69 O +healthy O +controls O +, O +62 O +minor O +, O +101 O +simple O +major O +, O +and O +57 O +melancholic O +depressed O +subjects O +. O + +CRS B-GENE +function O +in O +a O +5 O +' O +LTR O +- O +linked O +gene O +expression O +assay O +correlates O +with O +the O +ability O +of O +both O +p60CRS B-GENE +and O +p40CRS B-GENE +to O +interact O +with O +5 O +' O +LTR O +RNA O +in O +vitro O +. O + +Serial O +levels O +of O +troponin B-GENE +T I-GENE +and O +the O +activity O +of O +CK B-GENE +- I-GENE +MB I-GENE +were O +measured O +6 O +, O +12 O +, O +24 O +and O +48 O +h O +after O +aortic O +unclamping O +. O + +Regionalization O +of O +drug O +delivery O +is O +a O +potential O +method O +to O +avoid O +this O +problem O +. O + +The O +epidemic O +occurred O +in O +a O +group O +of O +26 O +community O +members O +( O +23 O +men O +and O +3 O +women O +, O +mean O +age O +, O +28 O +. O +9 O +- O +- O +3 O +years O +) O +living O +and O +working O +together O +, O +who O +underwent O +acute O +and O +convalescent O +serologic O +tests O +for O +Mycoplasma O +pneumoniae O +, O +Legionella O +pneumophila O +, O +cytomegalovirus O +, O +adenovirus O +, O +Coxiella O +burnetii O +, O +and O +Chlamydia O +pneumoniae O +. O + +MEK B-GENE +itself O +is O +activated O +via O +serine O +phosphorylation O +by O +upstream B-GENE +activator I-GENE +kinases I-GENE +, O +including O +c B-GENE +- I-GENE +raf I-GENE +, O +mos B-GENE +and O +MEK B-GENE +kinase I-GENE +. O + +Members O +of O +SVA B-GENE +are O +also O +present O +in O +the O +complement B-GENE +C2 I-GENE +gene I-GENE +located O +about O +20 O +kilobases O +upstream O +of O +RP1 B-GENE +in O +the O +HLA B-GENE +and O +in O +the O +cytochrome B-GENE +CYP1A1 I-GENE +gene I-GENE +. O + +European O +Community O +Huntington O +' O +s O +Disease O +Collaborative O +Study O +Group O +. O + +The O +c B-GENE +- I-GENE +myc I-GENE +and O +skeletal B-GENE +alpha I-GENE +- I-GENE +actin I-GENE +gene I-GENE +promoters I-GENE +contain O +YY1 B-GENE +binding I-GENE +sites I-GENE +thought O +to O +act O +either O +as O +positive O +or O +negative O +cis O +- O +acting O +elements O +. O + +MSSP B-GENE +- I-GENE +1 I-GENE +produced O +in O +E O +. O +coli O +as O +a O +fusion O +protein O +with O +GST B-GENE +specifically O +interacted O +with O +single O +- O +stranded O +TCTTAT O +( O +plus O +myc B-GENE +( O +H O +- O +P O +) O +21 O +) O +and O +ACT O +- O +ATT O +( O +in O +minus O +myc B-GENE +( O +H O +- O +P O +) O +21 O +) O +, O +the O +consensus O +of O +which O +can O +be O +referred O +to O +as O +A O +/ O +TCTA O +/ O +TA O +/ O +TT O +. O + +Within O +12 O +hours O +after O +MR O +tomography O +the O +patients O +were O +surgically O +explored O +, O +biopsied O +and O +if O +necessary O +orchiectomised O +. O + +Varieties O +of O +envious O +experience O +. O + +The O +results O +show O +that O +both O +the O +amino O +and O +carboxy O +termini O +of O +the O +NS1 B-GENE +protein I-GENE +molecule I-GENE +and O +the O +cysteines O +at O +residues O +337 O +and O +340 O +are O +essential O +for O +tubule O +formation O +. O + +The O +3 O +' O +UTR O +has O +several O +stable O +hairpins O +that O +are O +flanked O +by O +single O +- O +stranded O +( O +A O +/ O +U O +) O +UGC O +sequences O +. O + +Moreover O +, O +the O +major O +site O +of O +transcriptional O +initiation O +, O +which O +was O +localized O +by O +primer O +extension O +250 O +bp O +upstream O +of O +the O +5 O +' O +end O +of O +the O +Ets B-GENE +- I-GENE +1 I-GENE +cDNA I-GENE +clone I-GENE +, O +was O +shown O +to O +be O +identical O +in O +normal O +cells O +and O +tumors O +carrying O +a O +provirus O +in O +the O +Tpl B-GENE +- I-GENE +1 I-GENE +locus I-GENE +. O + +Specifically O +, O +by O +oligonucleotide O +- O +directed O +site O +- O +specific O +mutagenesis O +, O +we O +demonstrate O +that O +of O +10 O +cysteine O +residues O +in O +the O +ORF4 O +polypeptide O +, O +only O +C O +- O +421 O +and O +C O +- O +426 O +are O +essential O +for O +transactivator O +function O +and O +suggest O +that O +these O +cysteine O +residues O +may O +participate O +in O +critical O +protein O +- O +protein O +interactions O +rather O +than O +protein O +- O +nucleic O +acid O +interactions O +to O +mediate O +ORF4 O +inducibility O +. O + +To O +search O +for O +genes O +that O +interact O +with O +the O +SLK1 B-GENE +- O +SLT2 B-GENE +pathway O +, O +a O +synthetic O +lethal O +suppression O +screen O +was O +carried O +out O +. O + +Genetic O +and O +phenotypic O +analysis O +indicates O +that O +NHP6A B-GENE +and O +NHP6B B-GENE +function O +downstream O +of O +SLT2 B-GENE +. O + +In O +this O +report O +, O +we O +present O +two O +lines O +of O +evidence O +that O +all O +ribosomes O +which O +synthesize O +GCN4 B-GENE +have O +previously O +translated O +uORF1 O +, O +resumed O +scanning O +, O +and O +reinitiated O +at O +the O +GCN4 B-GENE +start O +site O +. O + +Identical O +components O +of O +yeast O +transcription B-GENE +factor I-GENE +IIIB I-GENE +are O +required O +and O +sufficient O +for O +transcription O +of O +TATA O +box O +- O +containing O +and O +TATA O +- O +less O +genes O +. O + +Concordantly O +, O +it O +was O +shown O +that O +the O +dnHLH B-GENE +protein I-GENE +Id1 B-GENE +inhibits O +differentiation O +of O +muscle O +and O +myeloid O +cells O +in O +vitro O +. O + +RNP1 B-GENE +, O +a O +new O +ribonucleoprotein O +gene O +of O +the O +yeast O +Saccharomyces O +cerevisiae O +. O + +Crohn O +' O +s O +disease O +in O +prolonged O +remission O +: O +should O +one O +augment O +protein O +- O +calorie O +intake O +as O +compared O +to O +healthy O +subjects O +? O +] O +The O +aim O +of O +our O +two O +year O +prospective O +study O +was O +to O +evaluate O +whether O +adult O +Crohn O +' O +s O +disease O +patients O +in O +prolonged O +remission O +( O +CDAI O +< O +150 O +) O +, O +in O +order O +to O +maintain O +their O +body O +weight O +as O +close O +as O +possible O +to O +the O +ideal O +one O +, O +need O +a O +protein O +- O +calorie O +intake O +higher O +than O +the O +predicted O +one O +and O +that O +of O +healthy O +controls O +. O + +To O +achieve O +complete O +dissection O +of O +the O +anterior O +vitreous O +, O +we O +remove O +even O +a O +clear O +lens O +during O +the O +first O +surgical O +intervention O +in O +selected O +cases O +. O + +Restoration O +of O +opponens O +function O +with O +transplantation O +of O +free O +composites O +dorsal O +pedal O +skin O +flap O +containing O +m O +. O +extensor O +hallucis O +brevis O + +Neither O +ethanol O +regimen O +impaired O +spontaneous O +alternation O +, O +but O +the O +4 O +g O +ethanol O +. O +kg O +- O +1 O +x O +day O +- O +1 O +regimen O +increased O +the O +percent O +completed O +trials O +. O + +The O +mean O +( O ++ O +/ O +- O +sd O +) O +intra O +- O +vesicular O +pressure O +( O +IVP O +) O +and O +maximal O +urethral O +closure O +pressures O +( O +MUCP O +) O +were O +10 O +. O +3 O +( O ++ O +/ O +- O +1 O +. O +7 O +) O +and O +129 O +. O +8 O +( O ++ O +/ O +- O +19 O +. O +6 O +) O +cmH2O O +, O +respectively O +, O +and O +the O +ratio O +between O +MUCP O +and O +IVP O +was O +13 O +. O +2 O +( O ++ O +/ O +- O +2 O +. O +5 O +) O +. O + +Several O +highly O +conserved O +regions O +were O +identified O +at O +the O +near O +N O +terminus O +, O +middle O +and O +C O +terminus O +. O + +Thioredoxin B-GENE +( O +TR B-GENE +) O +is O +a O +small O +ubiquitous O +dithiol B-GENE +- I-GENE +reductase I-GENE +enzyme I-GENE +first O +identified O +in O +bacteria O +and O +plants O +. O + +The O +mutation O +within O +the O +asgB480 B-GENE +allele I-GENE +was O +identified O +as O +an O +A O +- O +to O +- O +G O +transition O +that O +results O +in O +a O +threonine O +- O +to O +- O +alanine O +substitution O +in O +the O +predicted O +protein O +product O +. O + +The O +cysteine O +- O +rich O +region O +of O +raf B-GENE +- I-GENE +1 I-GENE +kinase I-GENE +contains O +zinc O +, O +translocates O +to O +liposomes O +, O +and O +is O +adjacent O +to O +a O +segment O +that O +binds O +GTP B-GENE +- I-GENE +ras I-GENE +. O + +Kinetic O +coupling O +and O +requirement O +for O +ATP O +hydrolysis O +. O + +ATP O +by O +itself O +also O +reduced O +polypeptide O +binding O +to O +Ssb1 B-GENE +/ I-GENE +2p I-GENE +to O +a O +level O +that O +was O +intermediate O +between O +that O +observed O +for O +the O +Ssa B-GENE +Hsp70 B-GENE +proteins I-GENE +tested O +and O +BiP B-GENE +and O +DnaK B-GENE +. O + +Digestion O +of O +NF B-GENE +- I-GENE +IL6 I-GENE +with O +endoprotease B-GENE +Asp I-GENE +- I-GENE +N I-GENE +produced O +a O +domain O +smaller O +than O +the O +TCD B-GENE +( O +NF B-GENE +- I-GENE +IL6 I-GENE +bZIP I-GENE +domains I-GENE +( O +NFBD B-GENE +) O +( O +272 O +- O +345 O +) O +) O +, O +a O +domain O +identified O +either O +in O +the O +absence O +or O +the O +presence O +of O +DNA O +. O + +Signaling O +by O +tyrosine B-GENE +kinases I-GENE +involves O +direct O +associations O +between O +proteins O +with O +Src B-GENE +homology I-GENE +2 I-GENE +( O +SH2 B-GENE +) O +domains O +and O +sites O +of O +tyrosine O +phosphorylation O +. O + +Rather O +, O +complete O +skipping O +of O +exon O +V O +and O +subsequent O +joining O +of O +exon O +IV O +to O +exon O +VI O +caused O +a O +shift O +in O +the O +open O +reading O +frame O +, O +which O +remodeled O +GPHe B-GENE +( I-GENE +P2 I-GENE +) I-GENE +with O +an O +elongated O +new O +hydrophobic O +sequence O +for O +membrane O +anchoring O +. O + +The O +responses O +of O +the O +" O +stress O +hormones O +" O +cortisol O +, O +11 O +- O +deoxycortisol O +, O +ACTH B-GENE +, O +vasopressin B-GENE +( O +AVP B-GENE +) O +, O +and O +corticotropin B-GENE +releasing I-GENE +factor I-GENE +( O +CRF B-GENE +) O +were O +studied O +in O +6 O +normal O +males O +in O +response O +to O +acute O +cortisol O +deficiency O +induced O +by O +the O +11 B-GENE +- I-GENE +beta I-GENE +- I-GENE +hydroxylase I-GENE +inhibitor O +, O +metyrapone O +. O + +Thus O +our O +observations O +establish O +a O +functional O +link O +between O +the O +PKC B-GENE +and O +retinoid O +pathways O +, O +which O +are O +generally O +considered O +to O +have O +antagonistic O +activities O +on O +differentiation O +processes O +. O + +The O +colony B-GENE +- I-GENE +stimulating I-GENE +factors I-GENE +( O +CSFs B-GENE +) O +principally O +involved O +in O +the O +production O +of O +neutrophils O +and O +monocytes O +are O +granulocyte B-GENE +CSF I-GENE +, O +granulocyte B-GENE +- I-GENE +macrophage I-GENE +CSF I-GENE +, O +macrophage B-GENE +CSF I-GENE +, O +and O +interleukin B-GENE +3 I-GENE +( O +sometimes O +called O +multi B-GENE +- I-GENE +CSF I-GENE +) O +. O + +The O +degree O +of O +lung O +destruction O +, O +reflected O +by O +interstitial O +hemorrhage O +was O +assessed O +by O +measuring O +hemoglobin B-GENE +content O +in O +the O +fluid O +of O +the O +lavaged O +lungs O +. O + +Expression O +plasmids O +harboring O +full O +- O +length O +or O +kinase O +domain O +of O +PKC B-GENE +alpha I-GENE +and O +PKC B-GENE +delta I-GENE +( O +PKC B-GENE +alpha I-GENE +K I-GENE +and O +PKC B-GENE +delta I-GENE +K I-GENE +) O +were O +constructed O +. O + +These O +results O +indicate O +that O +both O +PKC B-GENE +alpha I-GENE +( O +calcium O +dependent O +) O +and O +PKC B-GENE +delta I-GENE +( O +calcium O +independent O +) O +may O +mediate O +the O +transcription O +of O +TPA O +- O +inducible O +genes O +through O +both O +AP B-GENE +- I-GENE +1 I-GENE +and O +non O +- O +AP B-GENE +- I-GENE +1 I-GENE +sequences O +. O + +With O +a O +cutoff O +level O +for O +TSST B-GENE +- I-GENE +1 I-GENE +of O +less O +than O +100 O +pg O +/ O +ml O +, O +28 O +samples O +obtained O +from O +12 O +patients O +were O +positive O +for O +TSST B-GENE +- I-GENE +1 I-GENE +. O + +Panlobular O +emphysema O + +Since O +the O +ETS B-GENE +domain I-GENE +, O +which O +is O +localized O +in O +the O +carboxy O +terminal O +region O +of O +the O +encoded O +protein O +, O +is O +95 O +% O +and O +96 O +% O +identical O +to O +that O +of O +PEA3 B-GENE +and O +ER81 B-GENE +, O +respectively O +, O +we O +named O +this O +new O +member O +' B-GENE +Ets I-GENE +Related I-GENE +Molecule I-GENE +PEA3 I-GENE +- I-GENE +like I-GENE +' I-GENE +( O +ERM B-GENE +) O +. O + +Gel O +shift O +analysis O +indicates O +that O +the O +full B-GENE +- I-GENE +length I-GENE +ERM I-GENE +protein I-GENE +is O +able O +to O +bind O +specifically O +to O +an O +oligonucleotide O +containing O +the O +consensus O +nucleotide O +core O +sequence O +GGAA O +recognized O +by O +the O +Ets B-GENE +proteins O +. O + +Effects O +of O +estradiol O +on O +worm O +burden O +and O +peripheral O +leukocytes O +in O +Parastrongylus O +malaysiensis O +- O +infected O +rats O +. O + +Dotarizine O +produced O +arterial O +dilation O +in O +both O +systemic O +and O +pulmonary O +circulation O +: O +the O +total O +peripheral O +resistance O +dropped O +, O +and O +femoral O +artery O +flow O +rose O +; O +aortic O +and O +pulmonary O +artery O +mean O +and O +diastolic O +pressures O +declined O +, O +and O +systolic O +pressures O +remained O +almost O +stable O +. O + +These O +issues O +include O +the O +use O +of O +LMWHs O +in O +patients O +with O +arterial O +thrombosis O +or O +myocardial O +infarction O +( O +e O +. O +g O +. O +in O +conjunction O +with O +thrombolytic O +treatment O +) O +, O +and O +in O +patients O +with O +pulmonary O +embolism O +. O + +The O +usefulness O +of O +the O +lambda O +PG15 O +and O +the O +lambda O +AD5 O +cloning O +vectors O +was O +demonstrated O +by O +constructing O +large O +Neurospora O +crassa O +cDNA O +libraries O +. O + +Endoscopic O +transthoracic O +sympathectomy O +as O +adjuvant O +treatment O +for O +critical O +upper O +- O +limb O +ischaemia O +. O + +Sequence O +comparisons O +have O +shown O +that O +Aps1p B-GENE +is O +more O +similar O +to O +the O +sigma O +subunit O +of O +the O +Golgi O +- O +localized O +mammalian O +AP B-GENE +- I-GENE +1 I-GENE +complex I-GENE +than O +Aps2p B-GENE +, O +which O +is O +more O +related O +to O +the O +plasma O +membrane O +AP B-GENE +- I-GENE +2 I-GENE +sigma I-GENE +subunit O +. O + +The O +Saccharomyces B-GENE +cerevisiae I-GENE +APS1 I-GENE +gene I-GENE +encodes O +a O +homolog O +of O +the O +small O +subunit O +of O +the O +mammalian B-GENE +clathrin I-GENE +AP B-GENE +- I-GENE +1 I-GENE +complex I-GENE +: O +evidence O +for O +functional O +interaction O +with O +clathrin B-GENE +at O +the O +Golgi O +complex O +. O + +These O +results O +are O +the O +first O +to O +demonstrate O +the O +structural O +organization O +of O +a O +vertebrate O +gene O +encoding O +an O +integral O +membrane O +protein O +of O +the O +nuclear O +envelope O +that O +may O +be O +a O +member O +of O +a O +family O +of O +polypeptides O +conserved O +in O +evolution O +. O + +Biochemical O +characterization O +of O +valosin B-GENE +- I-GENE +containing I-GENE +protein I-GENE +, O +a O +protein B-GENE +tyrosine I-GENE +kinase I-GENE +substrate O +in O +hematopoietic O +cells O +. O + +The O +presence O +of O +the O +foreign O +gene O +was O +confirmed O +by O +Southern O +analysis O +. O + +All O +patients O +with O +deterioriation O +in O +mental O +status O +showed O +a O +marked O +increase O +in O +liver O +enzymes O +( O +aspartate B-GENE +and I-GENE +alanine I-GENE +aminotransaminases I-GENE +) O +and O +severe O +coagulopathy O +. O + +Functional O +postnatal O +development O +of O +the O +rat O +primary O +visual O +cortex O +and O +the O +role O +of O +visual O +experience O +: O +dark O +rearing O +and O +monocular O +deprivation O +. O + +Eleven O +patients O +tested O +positive O +for O +the O +hepatitis B-GENE +B I-GENE +surface I-GENE +antigen I-GENE +( O +HBsAg B-GENE +) O +. O + +The O +xylose B-GENE +isomerase I-GENE +- I-GENE +encoding I-GENE +gene I-GENE +( O +xylA B-GENE +) O +of O +Clostridium O +thermosaccharolyticum O +: O +cloning O +, O +sequencing O +and O +phylogeny O +of O +XylA B-GENE +enzymes I-GENE +. O + +Two O +phosphopeptides O +, O +identified O +as O +RS O +- O +[ O +32P O +] O +SGASGLLTSEHHSR O +and O +S O +- O +[ O +32P O +] O +SGASGLLTSEHHSR O +, O +were O +obtained O +after O +stoichiometric O +phosphorylation O +and O +trypsinization O +of O +the O +peptide O +. O + +Altogether O +, O +these O +data O +suggest O +that O +Ypt51p B-GENE +, O +Ypt52p B-GENE +, O +and O +Ypt53p B-GENE +are O +required O +for O +transport O +in O +the O +endocytic O +pathway O +and O +for O +correct O +sorting O +of O +vacuolar B-GENE +hydrolases I-GENE +suggesting O +a O +possible O +intersection O +of O +the O +endocytic O +with O +the O +vacuolar O +sorting O +pathway O +. O + +All O +of O +the O +basal O +TPN O +solutions O +were O +isonitrogenous O +and O +identical O +in O +nutrient O +composition O +, O +except O +for O +the O +difference O +in O +energy O +level O +, O +which O +was O +adjusted O +with O +glucose O +. O + +Surprisingly O +, O +TFIIIC B-GENE +alpha I-GENE +has O +no O +homology O +to O +any O +of O +the O +yeast B-GENE +TFIIIC I-GENE +subunits I-GENE +already O +cloned O +, O +suggesting O +a O +significant O +degree O +of O +evolutionary O +divergence O +for O +RNA B-GENE +polymerase I-GENE +III I-GENE +factors I-GENE +. O + +Transactivation O +domain O +is O +located O +downstream O +of O +the O +128 B-GENE +- I-GENE +amino I-GENE +- I-GENE +acid I-GENE +runt I-GENE +homology I-GENE +region I-GENE +, O +referred O +to O +as O +the O +Runt B-GENE +domain I-GENE +. O + +We O +estimate O +that O +the O +protease O +activity O +is O +at O +least O +35 O +- O +fold O +greater O +in O +mature O +B O +cells O +than O +in O +pre O +- O +B O +cells O +. O + +The O +ligand O +for O +RXR B-GENE +, O +9 O +- O +cis O +retinoic O +acid O +, O +has O +the O +opposite O +effect O +of O +destabilizing O +the O +heterodimeric O +- O +DNA O +complex O +. O + +Cerebral125 B-GENE +albumin I-GENE +was O +increased O +to O +similar O +proportions O +in O +those O +groups O +submitted O +to O +hyperosmolality O +. O + +Retrogradely O +labelled O +neurons O +significantly O +prevailed O +in O +the O +ipsilateral O +substantia O +nigra O +pars O +compacta O +. O + +Therefore O +, O +the O +amino O +- O +terminal O +sequence O +of O +the O +purified O +carA B-GENE +product I-GENE +is O +identical O +to O +that O +derived O +from O +the O +nucleotide O +sequence O +in O +both O +organisms O +, O +P O +. O +stutzeri O +having O +four O +additional O +amino O +acids O +. O + +Aneurysmal O +bone O +cyst O +of O +the O +jaws O +: O +analysis O +of O +11 O +cases O +. O + +Location O +and O +orientation O +of O +an O +activating O +region O +in O +the O +Escherichia O +coli O +transcription O +factor O +, O +FNR B-GENE +. O + +Moxidectin O +( O +at O +3 O +times O +the O +therapeutic O +dose O +) O +did O +not O +have O +deleterious O +effects O +on O +cow O +reproductive O +performance O +as O +examined O +( O +eg O +, O +at O +folliculogenesis O +, O +ovulation O +, O +and O +the O +early O +embryonic O +phase O +of O +development O +) O +. O + +Northern O +- O +blot O +analysis O +of O +mRNA O +from O +Avicel O +- O +grown O +N O +. O +patriciarum O +showed O +that O +xynB B-GENE +hybridized O +to O +a O +3 O +. O +4 O +kb O +mRNA O +species O +. O + +The O +variable O +regions O +of O +vertebrate O +striated O +TnT B-GENE +isoforms I-GENE +reflect O +the O +subsequent O +addition O +and O +modification O +of O +genomic O +sequences O +to O +give O +rise O +to O +members O +of O +the O +TnT B-GENE +multigene I-GENE +family I-GENE +. O + +Simple O +reaction O +time O +( O +RT O +) O +to O +a O +peripheral O +visual O +target O +( O +S2 O +) O +is O +shortened O +when O +a O +non O +- O +informative O +cue O +( O +S1 O +) O +is O +flashed O +at O +the O +S2 O +location O +100 O +- O +150 O +ms O +before O +target O +onset O +( O +early O +facilitation O +) O +. O + +These O +viruses O +depend O +on O +the O +host O +cell O +machinery O +for O +their O +existence O +, O +and O +interference O +with O +these O +processes O +typically O +interferes O +with O +other O +important O +host O +physiology O +. O + +Treatment O +was O +well O +- O +tolerated O +. O + +A O +concentration O +of O +12 O +. O +5 O +ppm O +SO2 O +induced O +a O +decrease O +from O +baseline O +values O +of O +approximately O +80 O +% O +in O +mean O +MCA O +and O +of O +roughly O +70 O +% O +in O +mean O +CBF O +. O + +We O +have O +used O +these O +modified O +assay O +conditions O +to O +extend O +studies O +on O +the O +transposition O +pathway O +. O + +Renal O +cell O +carcinoma O +in O +children O +: O +a O +single O +institution O +' O +s O +experience O +. O + +The O +data O +suggest O +that O +ICP10 B-GENE +constitutively O +increases O +ras B-GENE +activity O +, O +and O +its O +TM O +segment O +plays O +a O +critical O +role O +in O +transformation O +- O +related O +signaling O +pathways O +. O + +Five O +concensus O +poly O +A O +addition O +sites O +are O +located O +in O +the O +350 O +base O +pairs O +immediately O +following O +the O +protein B-GENE +IX I-GENE +coding O +region O +. O + +Factors O +associated O +with O +intrafamilial O +transmission O +of O +hepatitis O +B O +virus O +infection O +in O +Korea O +. O + +Northern O +analysis O +, O +to O +search O +for O +a O +pcbAB B-GENE +transcript I-GENE +, O +showed O +no O +distinct O +transcript O +and O +indicated O +severely O +degraded O +mRNA O +. O + +The O +high O +degree O +of O +conservation O +between O +NQO2 B-GENE +and O +NQO1 B-GENE +gene I-GENE +organization O +and O +sequence O +confirmed O +that O +NQO2 B-GENE +gene I-GENE +encodes O +for O +a O +second O +member O +of O +the O +NQO B-GENE +gene I-GENE +family I-GENE +in O +human O +. O + +The O +efficacy O +of O +a O +Propionibacterium O +acnes O +product O +for O +treatment O +of O +coliform O +mastitis O +was O +evaluated O +following O +intramammary O +infusion O +of O +Escherichia O +coli O +. O + +The O +human B-GENE +eps15 I-GENE +gene I-GENE +, O +encoding O +a O +tyrosine B-GENE +kinase I-GENE +substrate O +, O +is O +conserved O +in O +evolution O +and O +maps O +to O +1p31 O +- O +p32 O +. O + +The O +gene O +encoding O +the O +105 B-GENE +- I-GENE +kDa I-GENE +protein I-GENE +( I-GENE +p105 I-GENE +) I-GENE +precursor I-GENE +of O +the O +p50 B-GENE +subunit I-GENE +of O +transcription O +factor O +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +also O +encodes O +a O +p70 B-GENE +I I-GENE +kappa I-GENE +B I-GENE +protein I-GENE +, O +I B-GENE +kappa I-GENE +B I-GENE +gamma I-GENE +, O +which O +is O +identical O +to O +the O +C O +- O +terminal O +607 O +amino O +acids O +of O +p105 B-GENE +. 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O + +Frequent O +loss O +of O +heterozygosity O +( O +LOH O +) O +of O +> O +30 O +% O +of O +the O +informative O +cases O +was O +observed O +on O +chromosomes O +3p O +( O +41 O +. O +1 O +% O +) O +, O +5q O +( O +52 O +. O +6 O +% O +) O +, O +6p O +( O +30 O +. O +4 O +% O +) O +, O +8p O +( O +33 O +. O +3 O +% O +) O +, O +9p O +( O +35 O +. O +7 O +% O +) O +, O +9q O +( O +30 O +. O +8 O +% O +) O +, O +11p O +( O +32 O +. O +4 O +% O +) O +, O +13q O +( O +52 O +. O +7 O +% O +) O +, O +17p O +( O +55 O +. O +2 O +% O +) O +, O +17q O +( O +33 O +. O +3 O +% O +) O +, O +18q O +( O +45 O +. O +7 O +% O +) O +, O +and O +19q O +( O +30 O +. O +4 O +% O +) O +. O + +A O +single O +amino O +acid O +change O +in O +the O +CPY B-GENE +vacuolar I-GENE +sorting I-GENE +signal I-GENE +prevents O +this O +interaction O +. O + +Glutamyl B-GENE +- I-GENE +tRNA I-GENE +synthetase I-GENE +and O +prolyl B-GENE +- I-GENE +tRNA I-GENE +synthetase I-GENE +belong O +to O +different O +classes O +of O +aminoacyl B-GENE +- I-GENE +tRNA I-GENE +synthetases I-GENE +that O +are O +thought O +to O +have O +evolved O +along O +independent O +evolutionary O +pathways O +. O + +Using O +the O +sequence O +data O +obtained O +from O +the O +human O +TCRAC B-GENE +/ O +TCRDC B-GENE +region O +, O +we O +have O +extended O +a O +polymerase O +chain O +reaction O +- O +based O +assay O +to O +test O +for O +the O +expression O +of O +the O +individual O +TCRAJ B-GENE +gene I-GENE +segments I-GENE +. O + +This O +analysis O +revealed O +an O +intact O +gene O +( O +arg4 B-GENE +) O +showing O +a O +high O +degree O +of O +homology O +with O +the O +Saccharomyces B-GENE +cerevisiae I-GENE +CPA2 I-GENE +gene I-GENE +encoding O +the O +large O +subunit O +of O +carbamoyl B-GENE +- I-GENE +phosphate I-GENE +synthetase I-GENE +( O +CPS B-GENE +- I-GENE +A I-GENE +) O +. O + +The O +baroreflex O +latency O +( O +from O +the O +ECG O +R O +- O +wave O +to O +the O +integrated O +MSNA O +burst O +peak O +) O +was O +constant O +at O +approximately O +1 O +. O +20 O +s O +during O +sleep O +, O +suggesting O +that O +pulse O +- O +synchronicity O +was O +maintained O +. O + +DESIGN O +- O +- O +A O +randomised O +study O +was O +conducted O +in O +all O +women O +aged O +50 O +- O +70 O +years O +who O +were O +eligible O +for O +breast O +cancer O +screening O +and O +living O +in O +the O +city O +of O +Utrecht O +. 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O + +The O +participants O +were O +homosexual O +men O +in O +hepatitis O +B O +vaccine O +trials O +in O +Amsterdam O +( O +n O += O +74 O +) O +, O +New O +York O +City O +( O +n O += O +120 O +) O +, O +and O +San O +Francisco O +( O +n O += O +168 O +) O +. O + +Comparison O +with O +the O +crystal O +structure O +of O +Desulfovibrio O +gigas O +, O +Dg O +, O +Fd B-GENE +( O +Kissinger O +et O +al O +. O +, O +1991 O +) O +reveals O +a O +very O +similar O +folding O +topology O +, O +although O +several O +secondary O +structural O +elements O +are O +extended O +in O +Pf O +relative O +to O +Dg O +Fd B-GENE +. O + +CONCLUSIONS O +: O +Serum B-GENE +prolactin I-GENE +concentrations O +show O +age O +related O +variations O +in O +presumably O +fertile O +men O +. O + +Eight O +highly O +trained O +male O +kayakers O +were O +studied O +to O +determine O +the O +relationship O +between O +critical O +power O +( O +CP O +) O +and O +the O +onset O +of O +blood O +lactate O +accumulation O +( O +OBLA O +) O +. O + +As O +in O +S O +. O +cerevisiae O +, O +the O +sequence O +of O +rhp51 B-GENE ++ I-GENE +showed O +two O +MluI B-GENE +cell I-GENE +- I-GENE +cycle I-GENE +boxes I-GENE +and O +a O +putative O +DNA O +damage O +- O +responsive O +element O +in O +its O +upstream O +region O +. O + +A O +partial O +cDNA O +sequence O +indicated O +that O +the O +T B-GENE +lymphocyte I-GENE +early I-GENE +- I-GENE +activation I-GENE +gene I-GENE +( O +Tea B-GENE +) O +encodes O +a O +protein O +related O +to O +the O +dual O +- O +function O +ecotropic B-GENE +retrovirus I-GENE +receptor I-GENE +/ O +cationic B-GENE +amino I-GENE +acid I-GENE +transporter I-GENE +( O +ecoR B-GENE +/ O +CAT1 B-GENE +) O +, O +and O +RNA O +blots O +suggested O +highest O +Tea B-GENE +expression O +in O +T O +lymphocytes O +and O +liver O +( O +MacLeod O +, O +C O +. O +L O +. O +, O +Finley O +, O +K O +. O +, O +Kakuda O +, O +D O +. O + +Furthermore O +, O +unlike O +the O +case O +for O +HIS3 B-GENE +where O +only O +a O +limited O +subset O +of O +TATA O +- O +like O +sequences O +can O +activate O +transcription O +in O +conjunction O +with O +GCN4p B-GENE +, O +many O +divergent O +TATA O +- O +like O +sequences O +allowed O +GCN4p B-GENE +activation O +of O +TRP3 B-GENE +. O + +Bacterially O +expressed O +protein O +, O +as O +well O +as O +the O +in O +vitro O +reticulocyte O +lysate O +translation O +product O +, O +comigrated O +with O +the O +purified O +37 O +- O +kDa O +protein O +on O +sodium O +dodecyl O +sulfate O +- O +polyacrylamide O +gels O +. O + +In O +addition O +, O +this O +kinase O +is O +well O +conserved O +evolutionarily O +, O +ubiquitously O +expressed O +, O +and O +its O +genes O +map O +to O +a O +position O +on O +human O +chromosome O +1 O +frequently O +deleted O +in O +the O +late O +stages O +of O +tumorigenesis O +. O + +Deletion O +analysis O +of O +the O +ICL1 B-GENE +promoter I-GENE +led O +to O +the O +identification O +of O +an O +upstream O +activating O +sequence O +element O +, O +UASICL1 O +( O +5 O +' O +CATTCATCCG O +3 O +' O +) O +, O +necessary O +and O +sufficient O +for O +conferring O +carbon O +source O +- O +dependent O +regulation O +on O +a O +heterologous O +reporter O +gene O +. O + +In O +Mv1Lu O +lung O +epithelial O +cells O +, O +ActR B-GENE +- I-GENE +IB I-GENE +and O +T B-GENE +beta I-GENE +R I-GENE +- I-GENE +I I-GENE +signal O +a O +common O +set O +of O +growth O +- O +inhibitory O +and O +transcriptional O +responses O +in O +association O +with O +their O +corresponding O +ligands O +and O +type B-GENE +II I-GENE +receptors I-GENE +. O + +H O +- O +7 O +, O +which O +specifically O +, O +although O +weakly O +, O +inhibited O +PKC B-GENE +activation O +, O +had O +no O +effect O +on O +tyrosine O +phosphorylation O +and O +PtdIns O +( O +3 O +, O +4 O +) O +P2 O +production O +. O + +The O +effects O +of O +systemic O +glucose O +concentration O +on O +brain O +metabolism O +following O +repeated O +brain O +ischemia O +. O + +A O +- O +69 O +- O +year O +- O +old O +patient O +with O +postoperative O +small O +- O +bowel O +obstruction O +underwent O +laparotomy O +three O +times O +. O + +On O +physical O +examination O +a O +mild O +symmetrical O +polyarthritis O +of O +small O +and O +large O +joints O +was O +seen O +. O + +We O +conclude O +that O +the O +SIMV O +is O +useful O +in O +weaning O +neonates O +from O +the O +ventilator O +. O + +VP O +- O +16 O +, O +ifosfamide O +and O +cisplatin O +( O +VIP O +) O +for O +extensive O +small O +cell O +lung O +cancer O +. O + +A O +total O +of O +7 O +( O +4 O +males O +and O +3 O +females O +) O +patients O +were O +included O +in O +this O +retrospective O +study O +to O +determine O +the O +sensitivity O +of O +radioimmunoscintigraphy O +with O +I O +- O +131 O +labeled O +anti B-GENE +CEA I-GENE +/ O +CA B-GENE +19 I-GENE +- I-GENE +9 I-GENE +monoclonal O +antibodies O +. O + +A O +genomic O +clone O +for O +the O +cyc07 B-GENE +gene I-GENE +, O +which O +is O +expressed O +specifically O +at O +the O +S O +phase O +during O +the O +cell O +cycle O +in O +synchronous O +cultures O +of O +periwinkle O +( O +Catharanthus O +roseus O +) O +cells O +, O +was O +isolated O +. O + +CONCLUSIONS O +: O +Translocation O +of O +bacteria O +or O +endotoxin O +from O +the O +gastrointestinal O +tract O +into O +the O +bloodstream O +has O +been O +noted O +in O +animal O +experiments O +; O +however O +, O +translocation O +was O +not O +detected O +in O +our O +patients O +with O +hemorrhagic O +shock O +. O + +Southern O +blotting O +analysis O +implied O +the O +occurrence O +of O +multiple O +COXVb B-GENE +genes I-GENE +in O +the O +rat O +genome O +. O + +Acylation O +with O +the O +palmitate O +analog O +was O +prevented O +when O +Gly O +- O +2 O +was O +mutated O +to O +alanine O +, O +implying O +that O +N O +- O +myristylation O +is O +required O +for O +palmitylation O +, O +and O +when O +either O +Cys O +- O +3 O +or O +Cys O +- O +6 O +was O +mutated O +to O +serine O +. O + +Subunit O +composition O +and O +domain O +structure O +of O +the O +Spo0A B-GENE +sporulation I-GENE +transcription I-GENE +factor I-GENE +of I-GENE +Bacillus I-GENE +subtilis I-GENE +. O + +Electrophoretic O +mobility O +shift O +analysis O +indicates O +that O +NF B-GENE +- I-GENE +IL I-GENE +- I-GENE +6 I-GENE +, O +as O +well O +as O +other O +related O +members O +of O +this O +family O +, O +bind O +specifically O +to O +the O +NF B-GENE +- I-GENE +IL I-GENE +- I-GENE +6 I-GENE +site O +in O +the O +IL B-GENE +- I-GENE +8 I-GENE +promoter I-GENE +. O + +BYV O +, O +citrus O +tristeza O +virus O +( O +CTV O +) O +, O +beet O +yellow O +stunt O +virus O +( O +BYSV O +) O +and O +carnation O +necrotic O +fleck O +virus O +templates O +produced O +1 O +kb O +amplification O +products O +, O +which O +were O +shown O +by O +sequencing O +to O +represent O +fragments O +of O +the O +respective O +HSP70 B-GENE +genes I-GENE +. O + +The O +p53 B-GENE +tumor I-GENE +suppressor I-GENE +gene I-GENE +product I-GENE +, O +a O +sequence O +- O +specific O +DNA O +- O +binding O +protein O +, O +has O +been O +shown O +to O +act O +as O +a O +transcriptional O +activator O +and O +repressor O +both O +in O +vitro O +and O +in O +vivo O +. O + +Mutational O +analysis O +of O +chromosomal O +segment O +64AB O +, O +a O +region O +containing O +the O +glutamic B-GENE +acid I-GENE +decarboxylase I-GENE +gene I-GENE +. O + +Rearrangements O +of O +the O +NFKB2 B-GENE +gene I-GENE +are O +associated O +with O +lymphoid O +malignancies O +, O +but O +the O +functional O +significance O +of O +these O +alterations O +is O +not O +known O +. O + +Cloning O +and O +sequencing O +of O +the O +corresponding O +cDNAs O +indicates O +that O +, O +via O +alternative O +splicing O +, O +the O +rearranged O +gene O +codes O +for O +two O +proteins O +of O +84 O +and O +85 O +kD O +( O +p84 B-GENE +/ I-GENE +85 I-GENE +) O +which O +retain O +the O +DNA O +- O +binding O +rel B-GENE +domain I-GENE +and O +the O +first O +five O +ankyrin B-GENE +repeats O +, O +but O +have O +lost O +their O +carboxy O +- O +terminus O +including O +the O +seventh O +ankyrin B-GENE +repeat O +. O + +Transient O +co O +- O +transfection O +assays O +involving O +NFKB2 B-GENE +expression O +vectors O +and O +kappa B-GENE +B I-GENE +- O +driven O +reporter O +plasmids O +indicate O +that O +NFKB2 B-GENE +p85 B-GENE +has O +lost O +the O +transcriptional O +repressor O +functions O +typical O +of O +normal O +NFKB2 B-GENE +p52 B-GENE +. O + +Also O +, O +HR21ap B-GENE +as O +well O +as O +HR21Xap B-GENE +are O +specific O +in O +their O +inhibition O +of O +Sp1 B-GENE +binding O +. O + +Intravenous O +antibiotic O +therapy O +in O +cystic O +fibrosis O +: O +in O +hospital O +or O +at O +home O +? O + +Open O +reading O +frames O +in O +a O +4556 O +nucleotide O +sequence O +within O +MDV B-GENE +- I-GENE +1 I-GENE +BamHI I-GENE +- I-GENE +D I-GENE +DNA I-GENE +fragment I-GENE +: O +evidence O +for O +splicing O +of O +mRNA O +from O +a O +new O +viral O +glycoprotein O +gene O +. O + +The O +ns2 B-GENE +gene I-GENE +comprises O +an O +open O +reading O +frame O +( O +ORF O +) O +encoding O +a O +putative O +nonstructural O +( O +ns O +) O +protein O +of O +279 O +amino O +acids O +with O +a O +predicted O +molecular O +mass O +of O +32 O +- O +kDa O +. O + +The O +hydrophobicity O +profile O +of O +the O +methyltransferase O +reveals O +the O +presence O +of O +at O +least O +five O +potential O +transmembrane O +domains O +. O + +Measurement O +of O +SaO2 O +at O +moderate O +altitude O +can O +be O +helpful O +in O +the O +care O +of O +both O +healthy O +and O +ill O +newborns O +or O +infants O +. O + +To O +determine O +whether O +the O +excess O +prevalence O +of O +human O +immunodeficiency O +virus O +type O +1 O +( O +HIV O +- O +1 O +) O +infection O +in O +US O +black O +and O +Hispanic O +homosexual O +men O +relative O +to O +white O +men O +can O +be O +explained O +by O +differences O +in O +sociodemographic O +factors O +, O +history O +of O +sexually O +transmitted O +diseases O +, O +or O +sexual O +and O +drug O +- O +use O +behaviors O +, O +the O +authors O +conducted O +a O +cross O +- O +sectional O +analysis O +of O +baseline O +HIV O +- O +1 O +seroprevalence O +and O +HIV O +- O +1 O +risk O +factors O +among O +4 O +, O +475 O +non O +- O +Hispanic O +white O +, O +234 O +Hispanic O +white O +, O +and O +194 O +black O +homosexual O +men O +from O +four O +centers O +in O +the O +United O +States O +( O +Baltimore O +/ O +Washington O +, O +DC O +, O +Pittsburgh O +, O +Chicago O +, O +and O +Los O +Angeles O +) O +. O + +The O +patients O +in O +one O +group O +had O +intrauterine O +catheters O +inserted O +and O +oxytocin B-GENE +was O +titrated O +to O +achieve O +the O +75th O +percentile O +of O +uterine O +activity O +observed O +in O +spontaneous O +normal O +labour O +according O +to O +parity O +. O + +Continued O +development O +of O +the O +rat O +conditioning O +paradigm O +is O +especially O +warranted O +because O +of O +the O +ability O +to O +record O +sympathetic O +nerve O +activity O +in O +intact O +, O +awake O +subjects O +and O +the O +large O +number O +of O +readily O +available O +genetic O +strains O +, O +which O +model O +human O +pathological O +states O +. O + +The O +ultrastructure O +of O +retinal O +vessels O +was O +examined O +in O +three O +eyes O +from O +diabetic O +patients O +and O +two O +eyes O +from O +control O +subjects O +. O + +The O +regulatory O +region O +also O +has O +a O +sequence O +similar O +to O +the O +binding O +site O +for O +a O +liver O +- O +specific O +transcription O +factor O +, O +hepatocyte B-GENE +nuclear I-GENE +factor I-GENE +1 I-GENE +( O +HNF B-GENE +- I-GENE +1 I-GENE +) O +, O +at O +positions O +- O +120 O +to O +- O +132 O +. O + +Thus O +, O +we O +have O +identified O +a O +GRE O +sufficient O +to O +account O +for O +full O +glucocorticoid O +inducibility O +and O +an O +HNF B-GENE +- I-GENE +1 I-GENE +site I-GENE +close O +to O +the O +promoter O +that O +are O +major O +determinants O +of O +transcriptional O +control O +of O +the O +Xenopus B-GENE +fibrinogen I-GENE +B I-GENE +beta I-GENE +subunit I-GENE +gene I-GENE +in O +cells O +from O +normal O +liver O +tissue O +. O + +Acad O +. O + +The O +PRB B-GENE +- I-GENE +1b I-GENE +gene I-GENE +encodes O +for O +a O +basic O +- O +type O +component O +of O +the O +pathogenesis O +- O +related O +PR B-GENE +- I-GENE +1 I-GENE +protein I-GENE +family I-GENE +. O + +Replacement O +of O +the O +CRE O +with O +a O +second O +copy O +of O +the O +AP B-GENE +- I-GENE +1 I-GENE +site I-GENE +results O +in O +a O +level O +of O +transcriptional O +activity O +comparable O +with O +that O +of O +the O +wild O +- O +type O +sequence O +, O +but O +replacement O +of O +the O +AP B-GENE +- I-GENE +1 I-GENE +site I-GENE +with O +a O +CRE O +abolishes O +activity O +. O + +The O +T B-GENE +- I-GENE +cyt I-GENE +promoter I-GENE +, O +although O +of O +bacterial O +origin O +is O +active O +in O +planta O +and O +the O +30 B-GENE +bp I-GENE +cyt I-GENE +- I-GENE +1 I-GENE +element I-GENE +is O +located O +within O +a O +region O +that O +is O +essential O +for O +T B-GENE +- I-GENE +cyt I-GENE +promotor I-GENE +activity O +in O +leaf O +, O +stem O +and O +root O +cells O +of O +tobacco O +plants O +. O + +Reviewing O +manuscripts O +: O +developing O +an O +efficient O +system O +. O + +We O +suggest O +that O +CT O +scan O +be O +preferable O +in O +diagnosis O +of O +tumors O +in O +that O +area O +. O + +Effect O +of O +aging O +on O +respiratory O +skeletal O +muscles O +. O + +Two O +BASIC O +computer O +programs O +using O +logit O +transformation O +for O +the O +analysis O +of O +S O +- O +shaped O +curves O +are O +presented O +. O + +The O +yeast B-GENE +SSS1 I-GENE +gene I-GENE +is O +essential O +for O +secretory O +protein O +translocation O +and O +encodes O +a O +conserved O +protein O +of O +the O +endoplasmic O +reticulum O +. O + +The O +lengths O +of O +the O +complete O +polypeptide O +chain O +of O +the O +recombinant O +enzyme O +and O +its O +transit O +peptide O +are O +388 O +and O +53 O +residues O +, O +respectively O +. O + +The O +absence O +of O +H4PteGlun O +bound O +to O +the O +T B-GENE +protein I-GENE +in O +our O +experimental O +conditions O +demonstrates O +that O +H4PteGlun O +is O +not O +covalently O +linked O +to O +the O +T B-GENE +protein I-GENE +. O + +TATA O +and O +CCAAT O +boxes O +are O +located O +34 O +- O +bp O +and O +68 O +- O +bp O +, O +respectively O +, O +upstream O +of O +the O +transcription O +start O +site O +, O +the O +5 O +' O +- O +untranslated O +leader O +is O +78 O +nucleotides O +long O +, O +and O +the O +intronless O +gene O +has O +at O +least O +two O +different O +polyadenylation O +sites O +. O + +GGS1 B-GENE +is O +the O +same O +gene O +as O +TPS1 B-GENE +which O +was O +identified O +as O +encoding O +a O +subunit O +of O +the O +trehalose B-GENE +- I-GENE +6 I-GENE +- I-GENE +phosphate I-GENE +synthase I-GENE +/ I-GENE +phosphatase I-GENE +complex I-GENE +and O +it O +is O +allelic O +to O +the O +fdp1 B-GENE +, O +byp1 B-GENE +, O +glc6 B-GENE +and O +cif1 O +mutations O +. O + +We O +also O +compared O +the O +sequence O +with O +the O +partly O +homologous O +products O +of O +the O +S O +. O +cerevisiae O +genes O +TPS2 B-GENE +and O +TSL1 B-GENE +which O +code O +for O +the O +larger O +subunits O +of O +the O +trehalose B-GENE +synthase I-GENE +complex I-GENE +and O +with O +a O +TSL1 B-GENE +homologue I-GENE +, O +TPS3 B-GENE +, O +of O +unknown O +function O +. O + +Stroop O +interference O +: O +aging O +effects O +assessed O +with O +the O +Stroop O +Color O +- O +Word O +Test O +. O + +CONCLUSION O +: O +The O +study O +demonstrates O +that O +transvaginal O +ultrasonography O +has O +an O +efficiency O +of O +88 O +% O +in O +differentiating O +endometriomas O +from O +other O +ovarian O +masses O +with O +a O +specificity O +of O +90 O +% O +. O + +Genomic O +Southern O +blot O +analysis O +of O +rat B-GENE +EFIA I-GENE +( O +gene O +encoding O +enhancer B-GENE +factor I-GENE +I I-GENE +subunit I-GENE +A I-GENE +) O +reveals O +a O +complex O +band O +pattern O +when O +cDNA O +subfragment O +probes O +are O +used O +. O + +The O +effect O +of O +ibopamine O +and O +furosemide O +in O +130 O +patients O +with O +NYHA O +Class O +I O +and O +II O +heart O +failure O +were O +studied O +in O +a O +parallel O +, O +double O +- O +blind O +, O +randomized O +placebo O +- O +controlled O +multi O +- O +centre O +trial O +. O + +The O +nit B-GENE +- I-GENE +3 I-GENE +gene I-GENE +of I-GENE +the I-GENE +filamentous I-GENE +fungus I-GENE +Neurospora I-GENE +crassa I-GENE +encodes O +nitrate B-GENE +reductase I-GENE +, O +the O +enzyme O +which O +catalyzes O +the O +first O +step O +in O +nitrate O +assimilation O +. O + +Unfolding O +can O +be O +described O +by O +a O +two O +- O +state O +process O +since O +a O +ratio O +of O +delta O +Hcalorimetric O +to O +delta O +Hvan O +' O +t O +Hoff O +equals O +0 O +. O +96 O +. O + +This O +motif O +has O +been O +shown O +to O +mediate O +protein O +interactions O +in O +the O +case O +of O +ankyrin B-GENE +as O +well O +as O +several O +other O +repeat O +- O +bearing O +proteins O +. O + +[ B-GENE +Ala85 I-GENE +] I-GENE +Dk I-GENE +( I-GENE +69 I-GENE +- I-GENE +85 I-GENE +) I-GENE +retains O +full O +biological O +activity O +. O + +The O +major O +myosin B-GENE +- I-GENE +binding I-GENE +domain I-GENE +of O +skeletal B-GENE +muscle I-GENE +MyBP I-GENE +- I-GENE +C I-GENE +( O +C B-GENE +protein I-GENE +) O +resides O +in O +the O +COOH O +- O +terminal O +, O +immunoglobulin B-GENE +C2 B-GENE +motif I-GENE +. O + +Our O +results O +indicate O +that O +periseizure O +lipid O +accumulation O +is O +related O +to O +cortical O +oxygenation O +. O + +We O +conclude O +that O +the O +QLMI O +questionnaire O +has O +good O +potential O +as O +an O +instrument O +for O +assessing O +QL O +in O +post O +- O +AMI O +patients O +and O +that O +it O +can O +be O +successfully O +self O +- O +administered O +. O + +Most O +smokers O +would O +prefer O +to O +quit O +smoking O +on O +their O +own O +. O + +The O +inhibitory O +response O +to O +taps O +is O +essentially O +a O +protective O +reflex O +which O +probably O +serves O +to O +reduce O +the O +activity O +of O +the O +jaw O +- O +closing O +muscles O +when O +one O +bites O +unexpectedly O +on O +hard O +objects O +. O + +The O +action O +of O +nef B-GENE +was O +specific O +to O +the O +LTR O +, O +as O +expression O +of O +nef B-GENE +had O +no O +effect O +on O +the O +activity O +of O +the O +simian O +virus O +40 O +, O +c B-GENE +- I-GENE +fms I-GENE +, O +urokinase B-GENE +plasminogen I-GENE +activator I-GENE +, O +or O +type B-GENE +5 I-GENE +acid I-GENE +phosphatase I-GENE +promoter I-GENE +. O +trans O +- O +activating O +activity O +was O +also O +manifested O +by O +a O +frameshift O +mutant O +expressing O +only O +the O +first O +35 O +amino O +acids O +of O +the O +protein O +. O + +The O +product O +of O +the O +vpr B-GENE +open I-GENE +reading I-GENE +frame I-GENE +of I-GENE +human I-GENE +immunodeficiency I-GENE +virus I-GENE +type I-GENE +1 I-GENE +( I-GENE +HIV I-GENE +- I-GENE +1 I-GENE +) I-GENE +is O +a O +15 O +- O +kDa O +, O +arginine O +- O +rich O +protein O +that O +is O +present O +in O +virions O +in O +molar O +quantities O +equivalent O +to O +that O +of O +Gag B-GENE +. O + +The O +recombinant B-GENE +vaccinia I-GENE +virus I-GENE +- I-GENE +expressed I-GENE +mutant I-GENE +P1 I-GENE +polyproteins I-GENE +were O +analyzed O +for O +proteolytic O +processing O +defects O +in O +cells O +coinfected O +with O +a O +recombinant O +vaccinia O +virus O +( O +VVP3 O +) O +that O +expresses O +the O +poliovirus B-GENE +3CD I-GENE +protease I-GENE +and O +for O +processing O +and O +assembly O +defects O +by O +using O +a O +trans O +complementation O +system O +in O +which O +P1 B-GENE +- O +expressing O +recombinant O +vaccinia O +viruses O +provide O +capsid B-GENE +precursor I-GENE +to O +a O +defective O +poliovirus O +genome O +that O +does O +not O +express O +functional O +capsid B-GENE +proteins I-GENE +( O +D O +. O + +In O +contrast O +, O +capsid B-GENE +proteins I-GENE +derived O +from O +the O +P1 B-GENE +precursor I-GENE +with O +a O +valine O +substitution O +at O +the O +amino O +terminus O +of O +VP1 B-GENE +( O +VP1 B-GENE +- I-GENE +G001V I-GENE +) O +assembled O +empty O +capsid O +particles O +but O +were O +deficient O +in O +assembling O +RNA O +- O +containing O +virions O +. O + +RESULTS O +: O +In O +an O +18 O +moth O +period O +and O +out O +of O +a O +total O +of O +284 O +positive O +blood O +cultures O +( O +154 O +significant O +isolations O +) O +14 O +episodes O +of O +bacteremia O +by O +M O +. O +tuberculosis O +were O +studied O +in O +12 O +prison O +patients O +coinfected O +by O +the O +human O +immunodeficiency O +virus O +with O +associated O +severe O +immunosuppression O +( O +mean O +of O +CD4 B-GENE += O +0 O +. O +068 O +x O +10 O +( O +9 O +) O +/ O +l O +) O +. O + +Acid O +instilled O +on O +the O +larynx O +of O +maturing O +rabbits O +resulted O +in O +significant O +obstructive O +, O +central O +, O +and O +mixed O +apnea O +. O + +By O +using O +total O +- O +protein O +extracts O +from O +mycelia O +grown O +under O +penicillin O +producing O +conditions O +we O +have O +detected O +a O +DNA O +- O +binding O +activity O +that O +specifically O +shifts O +a O +promoter O +fragment O +located O +between O +- O +654 O +and O +- O +455 O +( O +relative O +to O +IPNS B-GENE +tsp I-GENE +) O +. O + +Similar O +synergistic O +activation O +was O +observed O +in O +the O +IL B-GENE +- I-GENE +8 I-GENE +promoter I-GENE +, O +which O +also O +contains O +both O +NF B-GENE +- I-GENE +IL6 I-GENE +and O +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +binding I-GENE +sites I-GENE +. O + +Notice O +of O +retraction O +. O + +No O +homology O +was O +found O +between O +the O +36K O +protein O +and O +known O +structures O +of O +proteins O +. O + +We O +report O +an O +odd O +case O +of O +marked O +enlargement O +of O +suprapineal O +recess O +in O +a O +patient O +with O +triventricular O +hydrocephalus O +. O + +At O +a O +PaCO2 O +of O +40 O +mmHg O +, O +baseline O +brain O +pHi O +measured O +7 O +. O +03 O ++ O +/ O +- O +0 O +. O +04 O +, O +while O +regional O +cortical O +blood O +flow O +was O +47 O +. O +0 O ++ O +/ O +- O +4 O +. O +3 O +ml O +. O +100 O +g O +- O +1 O +. O +min O +- O +1 O +. O + +CPAP O +reduced O +isotime O +( O +defined O +as O +the O +last O +common O +minute O +of O +exercise O +) O +VO2 O +and O +dyspnea O +in O +those O +patients O +with O +more O +severe O +lung O +disease O +, O +but O +these O +values O +tended O +to O +increase O +slightly O +in O +the O +patients O +with O +only O +mild O +lung O +disease O +. O + +Effects O +of O +diltiazem O +on O +netilmicin O +- O +induced O +nephrotoxicity O +in O +rabbits O +. O + +Four O +forms O +of O +salmonellosis O +were O +recognised O +in O +feedlots O +and O +during O +transport O +by O +sea O +: O +septicaemic O +, O +and O +acute O +, O +subacute O +and O +chronic O +enteric O +. O + +About O +20 O +% O +of O +single O +- O +stranded O +DNA O +binding O +was O +observed O +in O +the O +presence O +of O +MgdTDP O +, O +but O +none O +was O +detectable O +in O +the O +absence O +of O +nucleotides O +. O + +Both O +4 O +, O +8 O +- O +DiMeIQx O +and O +A O +alpha O +C O +were O +found O +at O +< O +1 O +p O +. O +p O +. O +b O +. O + +Three O +cysteine O +and O +four O +tryptophan O +residues O +, O +previously O +identified O +as O +conserved O +amongst O +nitrous B-GENE +- I-GENE +oxide I-GENE +reductases I-GENE +, O +are O +found O +in O +the O +Paracoccus O +enzyme O +. O + +Recombinant B-GENE +Leishmania I-GENE +surface I-GENE +glycoprotein I-GENE +GP63 I-GENE +is O +secreted O +in O +the O +baculovirus O +expression O +system O +as O +a O +latent O +metalloproteinase B-GENE +. O + +Delineating O +the O +molecular O +basis O +for O +agonist O +- O +induced O +destabilization O +of O +mRNA O +of O +G B-GENE +- I-GENE +protein I-GENE +- I-GENE +linked I-GENE +receptors I-GENE +that O +contributes O +to O +receptor O +down O +- O +regulation O +is O +fundamental O +to O +our O +understanding O +of O +long O +- O +term O +regulation O +of O +receptors O +by O +agonist O +. O + +These O +cells O +produce O +a O +low O +level O +of O +IL B-GENE +- I-GENE +5 I-GENE +when O +stimulated O +with O +PMA O +alone O +; O +however O +, O +N6 O +, O +O2 O +- O +dibutyryl O +cAMP O +( O +Bt2cAMP O +) O +, O +in O +combination O +with O +PMA O +, O +augmented O +by O +more O +than O +tenfold O +the O +IL B-GENE +- I-GENE +5 I-GENE +production O +at O +the O +mRNA O +and O +the O +protein O +levels O +. O + +Hu B-GENE +- I-GENE +Met I-GENE +- I-GENE +1 I-GENE +mRNA I-GENE +expression O +in O +a O +small O +number O +of O +human O +T O +cell O +tumor O +lines O +did O +not O +correlate O +with O +any O +particular O +phenotype O +or O +stage O +of O +development O +. O + +Partial O +engorgement O +was O +higher O +in O +the O +treatments O +. O + +In O +addition O +to O +the O +protein B-GENE +- I-GENE +tyrosine I-GENE +kinase I-GENE +domain I-GENE +, O +p56lck B-GENE +possesses O +Src B-GENE +homology I-GENE +2 I-GENE +and I-GENE +3 I-GENE +( O +SH2 B-GENE +and O +SH3 B-GENE +) O +domains O +as O +well O +as O +a O +unique O +N O +- O +terminal O +region O +. O + +Strains O +bearing O +the O +drs2 B-GENE +mutation I-GENE +process O +the O +20S B-GENE +precursor I-GENE +of O +the O +mature B-GENE +18S I-GENE +rRNA I-GENE +slowly O +and O +are O +deficient O +in O +40S B-GENE +ribosomal I-GENE +subunits I-GENE +. O + +Hepatitis O +B O +and O +liver O +transplantation O +. O + +These O +combined O +observations O +define O +a O +promoter O +and O +an O +enhancer O +for O +the O +chicken B-GENE +L I-GENE +- I-GENE +CAM I-GENE +gene I-GENE +. O + +Clipping O +resulted O +in O +a O +serious O +mislocalization O +of O +the O +position O +of O +the O +peak O +of O +the O +epicortical O +potential O +field O +. O + +The O +duration O +of O +diabetes O +mellitus O +in O +these O +patients O +was O +from O +5 O +months O +to O +6 O +years O +, O +and O +in O +all O +patients O +this O +was O +the O +first O +myocardial O +infarction O +. O + +The O +247 O +- O +kDa O +complex O +appears O +to O +contain O +two O +distinct O +protein O +- O +DNA O +complexes O +of O +approximately O +232 O +and O +256 O +kDa O +and O +represents O +two O +proteins O +covalently O +cross O +- O +linked O +to O +a O +single O +DRE O +oligonucleotide O +, O +while O +the O +97 O +, O +105 O +, O +and O +115 O +- O +kDa O +complexes O +represent O +single O +protein O +- O +DRE O +cross O +- O +links O +. O + +The O +promoter O +and O +upstream O +region O +of O +the O +Brassica B-GENE +napus I-GENE +2S I-GENE +storage I-GENE +protein I-GENE +napA I-GENE +gene I-GENE +were O +studied O +to O +identify O +cis O +- O +acting O +sequences O +involved O +in O +developmental O +seed O +- O +specific O +expression O +. O + +However O +, O +limited O +comparisons O +reveal O +domains O +in O +the O +NH2 O +and O +COOH O +termini O +that O +have O +a O +high O +degree O +of O +similarity O +suggesting O +functional O +conservation O +. O + +Rinit O +reflects O +the O +Newtonian O +resistances O +and O +Rdiff O +represents O +the O +viscoelastic O +/ O +inhomogeneous O +pressure O +dissipations O +in O +the O +system O +. O + +We O +have O +explored O +the O +mechanism O +of O +action O +of O +the O +fibronectin B-GENE +splicing I-GENE +enhancer I-GENE +and O +found O +that O +the O +SE O +element O +is O +required O +for O +efficient O +assembly O +of O +early O +splicing O +complexes O +, O +allowing O +a O +more O +efficient O +interaction O +of O +the O +U2 B-GENE +snRNP I-GENE +with O +branch O +site O +sequences O +. O + +Inspection O +of O +enhancer O +mutants O +suggests O +that O +trans O +- O +activation O +by O +hLEF B-GENE +/ O +GAL4 B-GENE +is O +especially O +dependent O +on O +TCF B-GENE +- I-GENE +2 I-GENE +, O +a O +distinct O +T O +- O +cell O +- O +enriched O +protein O +that O +binds O +to O +sequences O +flanking O +the O +hLEF B-GENE +- I-GENE +binding I-GENE +site I-GENE +in O +the O +enhancer O +. O + +We O +conclude O +that O +sequences O +outside O +of O +the O +hLEF B-GENE +HMG I-GENE +box I-GENE +mediate O +cell O +- O +and O +context O +- O +specific O +activation O +of O +the O +TCR B-GENE +alpha I-GENE +enhancer I-GENE +and O +may O +facilitate O +interactions O +between O +hLEF B-GENE +and O +other O +T O +- O +cell O +- O +specific O +factors O +recruited O +to O +the O +enhancer O +. O + +A O +cAMP O +response O +element O +( O +CRE O +) O +consensus O +signal O +was O +identified O +in O +the O +5 O +' O +- O +noncoding O +region O +. O +cAMP O +regulates O +the O +expression O +of O +Kv1 B-GENE +. I-GENE +5 I-GENE +gene I-GENE +in O +a O +cell O +- O +specific O +manner O +. O + +A O +number O +of O +serological O +tests O +measuring O +the O +presence O +of O +Helicobacter O +pylori O +- O +specific O +serum O +immunoglobulin B-GENE +G I-GENE +( O +IgG B-GENE +) O +are O +now O +commercially O +available O +. O + +Using O +a O +series O +of O +mutant B-GENE +T I-GENE +antigens I-GENE +expressed O +by O +recombinant O +baculoviruses O +in O +Sf9 O +cells O +, O +we O +find O +that O +the O +origin O +unwinding O +activities O +of O +both O +TS677 O +- O +- O +> O +A O +and O +TS677 O +, O +679 O +- O +- O +> O +A O +are O +inhibited O +by O +the O +T B-GENE +- I-GENE +antigen I-GENE +kinase I-GENE +, O +as O +is O +wild B-GENE +- I-GENE +type I-GENE +T I-GENE +antigen I-GENE +. O + +The O +degree O +of O +hypoperfusion O +was O +slightly O +related O +to O +decrease O +in O +FEV1 O +. O +0 O +% O +, O +V25 O +and O +PaO2 O +and O +increase O +in O +circulating O +blood O +volume O +and O +peripheral O +red O +blood O +cell O +counts O +. O + +In O +the O +present O +study O +, O +lesions O +of O +the O +OPT O +complex O +( O +the O +thalamic O +source O +of O +afferents O +to O +IHA O +and O +HD O +) O +were O +found O +to O +have O +no O +effect O +on O +color O +- O +reversal O +learning O +performance O +. O + +The O +fourth O +dose O +produced O +favorable O +results O +( O +66 O +. O +7 O +% O +) O +in O +individuals O +with O +HB B-GENE +antibodies I-GENE +between O +10 O +and O +100 O +IU O +/ O +ml O +and O +unfavorable O +ones O +( O +3 O +. O +8 O +% O +) O +where O +the O +HB B-GENE +antibodies I-GENE +were O +below O +10 O +IU O +/ O +ml O +. O + +CONCLUSIONS O +: O +In O +our O +patients O +and O +within O +the O +range O +of O +treatment O +variables O +studied O +, O +age O +, O +Karnofsky O +index O +, O +and O +graft O +- O +versus O +- O +host O +disease O +are O +the O +most O +important O +factors O +related O +with O +early O +mortality O +. O + +Nucleotide O +sequence O +analysis O +of O +the O +HA B-GENE +gene I-GENE +in O +these O +two O +mutants O +confirmed O +the O +HA B-GENE +- I-GENE +phenotype O +. O + +This O +intron O +occupies O +a O +conserved O +position O +corresponding O +to O +that O +of O +intron O +1 O +in O +the O +transit O +peptide O +region O +of O +chloroplast B-GENE +GAPDH I-GENE +genes I-GENE +( O +GapA B-GENE +and O +GapB B-GENE +) O +of O +higher O +plants O +. O + +The O +drug O +- O +resistant O +cell O +lines O +P388 O +/ O +ADR O +/ O +3 O +and O +P388 O +/ O +ADR O +/ O +7 O +express O +a O +shortened O +topo B-GENE +II I-GENE +alpha I-GENE +mRNA I-GENE +transcript I-GENE +in O +addition O +to O +the O +native O +transcript O +present O +in O +the O +drug O +- O +sensitive O +P388 O +/ O +4 O +cell O +line O +. O + +Using O +a O +3 O +' O +- O +rapid O +amplification O +of O +cDNA O +ends O +strategy O +, O +we O +have O +cloned O +cDNAs O +representing O +the O +3 O +' O +- O +termini O +of O +both O +the O +native O +and O +mutant O +transcripts O +from O +both O +P388 O +/ O +ADR O +/ O +3 O +and O +P388 O +/ O +ADR O +/ O +7 O +cells O +. O + +The O +phi B-GENE +AP3 I-GENE +factor I-GENE +is O +a O +nuclear O +phosphoprotein O +; O +the O +extent O +of O +its O +phosphorylation O +is O +regulated O +during O +the O +cell O +cycle O +. O + +Similarly O +, O +the O +N O +- O +terminal O +cytoplasmic O +domain O +of O +the O +latent B-GENE +membrane I-GENE +protein I-GENE +2A I-GENE +( O +LMP2A B-GENE +) O +of O +the O +Epstein O +- O +Barr O +virus O +( O +EBV O +) O +contains O +a O +single O +copy O +of O +the O +Tyr O +- O +X O +- O +X O +- O +Leu O +/ O +Ile O +- O +containing O +motif O +which O +could O +play O +a O +critical O +role O +in O +B O +cell O +transformation O +. O + +The O +functional O +homology O +of O +Cwg2 B-GENE +with O +Cdc43 B-GENE +, O +which O +has O +been O +implicated O +in O +the O +control O +of O +cell O +polarity O +, O +suggests O +a O +link O +between O +two O +morphogenetic O +events O +such O +as O +establishment O +of O +cell O +polarity O +and O +cell O +wall O +biosynthesis O +. O + +Molecular O +cloning O +of O +a O +P B-GENE +- I-GENE +type I-GENE +ATPase I-GENE +gene I-GENE +from O +the O +cyanobacterium O +Synechocystis O +sp O +. O + +The O +cloning O +of O +PTR2 B-GENE +represents O +the O +first O +example O +of O +the O +molecular O +genetic O +characterization O +of O +a O +eucaryotic O +peptide O +transport O +gene O +. O + +To O +examine O +the O +biochemical O +basis O +of O +the O +end O +joining O +, O +nuclear O +extracts O +were O +prepared O +from O +a O +wide O +variety O +of O +mammalian O +cell O +lines O +and O +tested O +for O +their O +ability O +to O +join O +test O +plasmid O +substrates O +. O + +These O +data O +indicate O +that O +the O +largest O +subunit O +of O +RNA B-GENE +polymerase I-GENE +II I-GENE +and O +TFIIB B-GENE +are O +important O +determinants O +of O +transcription O +start O +site O +selection O +in O +S O +. O +cerevisiae O +and O +suggest O +that O +this O +function O +might O +be O +conferred O +by O +interaction O +between O +these O +two O +proteins O +. O + +Recombinant O +expression O +of O +a O +chimeric O +EGFR B-GENE +/ O +ErbB B-GENE +- I-GENE +3 I-GENE +receptor I-GENE +in O +NIH O +3T3 O +fibroblasts O +allowed O +us O +to O +investigate O +cytoplasmic O +events O +associated O +with O +ErbB B-GENE +- I-GENE +3 I-GENE +signal O +transduction O +upon O +ligand O +activation O +. O + +Analysis O +of O +strains O +harboring O +an O +mds1 B-GENE +null I-GENE +mutation I-GENE +demonstrates O +that O +MDS1 B-GENE +is O +not O +essential O +during O +normal O +vegetative O +growth O +but O +appears O +to O +be O +required O +for O +meiosis O +. O + +Val O +- O +- O +> O +Ala O +mutations O +selectively O +alter O +helix O +- O +helix O +packing O +in O +the O +transmembrane O +segment O +of O +phage B-GENE +M13 I-GENE +coat I-GENE +protein I-GENE +. O + +Strategic O +change O +in O +the O +NHS O +. O + +A O +much O +less O +expensive O +solution O +than O +UW O +, O +containing O +only O +K O +( O ++ O +) O +- O +lactobionate O +, O +KH2PO4 O +, O +MgSO4 O +and O +raffinose O +, O +can O +be O +used O +successfully O +for O +preservation O +of O +rat O +hepatocytes O +for O +24 O +hr O +for O +drug O +transport O +studies O +. O + +Human B-GENE +bcl3 I-GENE +protein I-GENE +specifically O +displaces O +( B-GENE +p50 I-GENE +) I-GENE +2 I-GENE +- I-GENE +DNA I-GENE +complexes I-GENE +. O + +In O +vitro O +translation O +experiments O +show O +that O +human O +cDNA O +derived O +RNA O +translates O +into O +a O +protein O +with O +a O +mobility O +of O +44 O +- O +46 O +kD O +on O +SDS O +polyacrylamide O +gels O +. O + +After O +peripheral O +administration O +of O +both O +CRF B-GENE +and O +TRH B-GENE +, O +ACTH B-GENE +levels O +were O +significantly O +higher O +on O +the O +tumor O +side O +in O +all O +patients O +. O + +A O +sequence O +homology O +analysis O +between O +human B-GENE +nm23 I-GENE +- I-GENE +H1 I-GENE +and O +the O +homolog O +gene O +of O +the O +rat O +( O +NDP B-GENE +- I-GENE +K I-GENE +beta I-GENE +) O +shows O +that O +exon O +- O +intron O +boundaries O +are O +well O +conserved O +between O +these O +two O +species O +. O + +A O +favourable O +response O +was O +achieved O +with O +a O +combination O +of O +amphotericin O +B O +and O +cotrimoxazole O +. O + +Response O +durations O +were O +short O +. O + +RESULTS O +: O +At O +the O +beginning O +of O +the O +QA O +/ O +QI O +process O +, O +monitoring O +of O +blood O +administration O +practices O +revealed O +that O +a O +variance O +from O +institutional O +blood O +administration O +policy O +occurred O +during O +50 O +percent O +of O +blood O +and O +component O +transfusions O +. O + +Drug O +effect O +, O +measured O +as O +postural O +sway O +, O +was O +also O +similar O +in O +the O +patients O +with O +cirrhosis O +and O +control O +subjects O +; O +therefore O +the O +ratio O +of O +effect O +area O +under O +the O +curve O +to O +concentration O +area O +under O +the O +curve O +, O +a O +measure O +of O +sensitivity O +, O +did O +not O +differ O +significantly O +between O +the O +patients O +with O +cirrhosis O +and O +the O +control O +subjects O +. O + +We O +present O +evidence O +that O +YY1 B-GENE +, O +a O +ubiquitously O +expressed O +DNA O +- O +binding O +protein O +, O +regulates O +the O +activity O +of O +the O +c B-GENE +- I-GENE +fos I-GENE +promoter I-GENE +primarily O +through O +an O +effect O +on O +DNA O +structure O +. O + +In O +a O +retrospective O +analysis O +of O +first O +- O +time O +total O +colonoscopies O +in O +685 O +patients O +, O +we O +investigated O +the O +relationship O +between O +hyperplastic O +and O +adenomatous O +polyps O +. O + +The O +rate O +of O +decrement O +in O +DPOAE O +amplitude O +over O +a O +prescribed O +time O +period O +was O +utilized O +as O +a O +measure O +of O +susceptibility O +to O +the O +acoustic O +trauma O +. O + +Effect O +of O +single O +base O +substitutions O +at O +glycine O +- O +870 O +codon O +of O +gramicidin B-GENE +S I-GENE +synthetase I-GENE +2 I-GENE +gene I-GENE +on O +proline O +activation O +. O + +The O +predicted O +Pay4p B-GENE +sequence I-GENE +contains O +two O +putative O +ATP O +- O +binding O +domains O +and O +shows O +structural O +relationships O +to O +other O +potential O +ATP B-GENE +- I-GENE +binding I-GENE +proteins I-GENE +involved O +in O +biological O +processes O +as O +diverse O +as O +peroxisome O +biogenesis O +, O +vesicle O +- O +mediated O +protein O +transport O +, O +cell O +cycle O +control O +, O +and O +transcriptional O +regulation O +. O + +The O +results O +show O +that O +the O +structure O +of O +the O +decorin B-GENE +gene I-GENE +promoter I-GENE +is O +different O +from O +that O +of O +any O +other O +proteoglycan O +promoter O +characterized O +so O +far O +and O +indicate O +that O +the O +pur O +/ O +pyr O +segment O +plays O +a O +role O +in O +the O +regulation O +of O +gene O +transcription O +. O + +The O +kinase O +inhibitor O +staurosporine O +( O +1 O +microM O +) O +blocks O +LPA O +- O +induced O +, O +but O +not O +epidermal O +growth O +factor O +- O +induced O +, O +activation O +of O +p21ras B-GENE +and O +MAP B-GENE +kinase I-GENE +, O +consistent O +with O +an O +intermediate O +protein O +kinase O +linking O +the O +LPA B-GENE +receptor I-GENE +to O +p21ras B-GENE +activation O +. O + +267 O +, O +4870 O +- O +4877 O +) O +) O +indicates O +an O +overall O +identity O +of O +58 O +and O +56 O +% O +, O +respectively O +, O +with O +a O +91 O +and O +92 O +% O +identity O +in O +the O +highly O +conserved O +transmembrane O +and O +cytoplasmic O +domains O +. O + +S O +. O +, O +K O +. O + +The O +survival O +rate O +at O +forty O +months O +in O +15 O +patients O +with O +N2 O +disease O +who O +underwent O +R2b O +operation O +was O +51 O +% O +. O + +Mothers O +with O +severe O +anatomical O +abnormalities O +, O +who O +are O +HIV O +positive O +, O +have O +active O +TB O +or O +whose O +children O +have O +inherited O +mono O +- O +or O +disaccharide O +intolerances O +should O +not O +breastfeed O +. O + +G O +. O + +The O +psaD B-GENE +, O +psaF B-GENE +, O +psaH B-GENE +, O +and O +psaL B-GENE +products I-GENE +have O +two O +isoforms O +each O +that O +are O +distinguished O +by O +different O +mobilities O +in O +polyacrylamide O +gel O +electrophoresis O +, O +and O +the O +psaE B-GENE +product I-GENE +has O +four O +isoforms O +. O + +When O +Hy O +- O +Vac O +SPF O +type O +V O +embryos O +were O +exposed O +to O +either O +0 O +. O +20 O +ml O +50 O +% O +ethanol O +in O +CRS O +or O +to O +0 O +. O +20 O +ml O +CRS O +( O +controls O +) O +, O +ethanol O +- O +treated O +embryos O +showed O +a O +VSD O +incidence O +of O +34 O +. O +1 O +% O +compared O +with O +a O +3 O +. O +6 O +% O +incidence O +in O +the O +controls O +( O +P O += O +0 O +. O +0017 O +) O +. O + +Peripheral O +vitreochorioretinal O +dystrophies O +in O +myopia O +patients O + +The O +secondary O +, O +but O +not O +the O +primary O +, O +antibody O +responses O +of O +male O +C57Bl O +/ O +6 O +mice O +were O +higher O +among O +mice O +housed O +alone O +compared O +to O +mice O +housed O +in O +groups O +; O +differences O +were O +observed O +for O +both O +IgM B-GENE +and O +IgG B-GENE +anti I-GENE +- I-GENE +KLH I-GENE +antibodies I-GENE +. O + +However O +, O +a O +surprisingly O +high O +degree O +of O +conservation O +of O +intron O +sequences O +was O +observed O +between O +both O +species O +. O + +Interleukin B-GENE +- I-GENE +6 I-GENE +may O +possibly O +potentiate O +metastasis O +of O +cardiac O +myxoma O +. O + +Other O +parameters O +of O +iron O +metabolism O +, O +including O +ferritin B-GENE +, O +were O +not O +found O +to O +contribute O +to O +the O +risk O +. O + +Responses O +to O +the O +Plowright O +Rinderpest O +vaccine O +by O +43 O +calves O +and O +70 O +adult O +cattle O +in O +Uganda O +in O +1990 O +, O +through O +the O +production O +of O +IgG B-GENE +antibodies I-GENE +, O +were O +monitored O +for O +4 O +weeks O +using O +the O +ELISA O +assay O +. O + +Tumours O +of O +the O +cavum O +oris O +and O +oropharynx O +of O +T1 O +- O +stage O +are O +possible O +only O +in O +1 O +of O +3 O +cases O +. O + +Thomas O +' O +Hospital O +solution O +( O +with O +95 O +% O +O2 O +: O +5 O +% O +CO2 O +) O +can O +meet O +the O +metabolic O +demand O +of O +the O +ischaemic O +myocardium O +and O +thus O +increase O +the O +safe O +duration O +of O +cardiac O +arrest O +. O + +Plasma O +, O +LDL B-GENE +and O +liver O +cholesterol O +concentrations O +were O +higher O +in O +the O +hyperlipidemic O +control O +than O +the O +nonhyperlipidemic O +control O +and O +lower O +in O +the O +groups O +fed O +diets O +containing O +pectin B-GENE +or O +prune O +fiber O +than O +in O +the O +hyperlipidemic O +control O +group O +. O + +Routine O +psychometric O +screening O +of O +IHD O +patients O +may O +provide O +a O +cost O +- O +effective O +means O +of O +alerting O +cardiologists O +and O +internists O +to O +the O +relatively O +high O +levels O +of O +distress O +among O +their O +patients O +. O + +Employing O +this O +sequence O +information O +from O +c11 O +/ O +1 O +, O +the O +c11 O +/ O +1 O +- O +specific O +cDNA O +was O +generated O +from O +poly O +( O +A O +) O ++ O +RNA O +of O +bovine O +PMNLs O +by O +reverse O +transcription O +and O +a O +combination O +of O +polymerase O +chain O +reaction O +( O +PCR O +) O +methods O +. O + +The O +deduced O +amino O +acid O +sequence O +of O +the O +mouse B-GENE +HO I-GENE +- I-GENE +1 I-GENE +gene I-GENE +is O +identical O +to O +that O +of O +p32 B-GENE +, O +initially O +identified O +as O +a O +stress O +- O +induced O +protein O +in O +mouse O +BALBc O +/ O +3T3 O +cells O +. O + +Using O +a O +polymerase O +chain O +reaction O +- O +based O +approach O +, O +we O +cloned O +a O +150 O +- O +base O +pair O +fragment O +of O +a O +new O +sialymotif O +from O +human O +placenta O +mRNA O +, O +which O +was O +then O +used O +as O +a O +probe O +to O +clone O +the O +complete O +coding O +sequence O +of O +the O +corresponding O +gene O +from O +a O +cDNA O +library O +. O + +The O +structural O +analysis O +also O +demonstrated O +that O +the O +heterogeneity O +of O +the O +HDC B-GENE +mRNA I-GENE +is O +caused O +by O +an O +insertion O +of O +the O +seventh O +intron O +sequence O +and O +alternative O +use O +of O +the O +splicing O +acceptor O +site O +at O +the O +12th O +exon O +. O + +A O +complementary O +DNA O +was O +isolated O +from O +Caenorhabditis O +elegans O +that O +encoded O +a O +polypeptide O +of O +1438 O +amino O +acid O +residues O +, O +CeGAP B-GENE +, O +which O +contains O +a O +domain O +with O +sequence O +similarity O +to O +the O +COOH B-GENE +- I-GENE +terminal I-GENE +segment I-GENE +( I-GENE +GTPase I-GENE +- I-GENE +activating I-GENE +protein I-GENE +region I-GENE +) I-GENE +of O +Bcr B-GENE +and O +other O +known O +GTPase B-GENE +- I-GENE +activating I-GENE +proteins I-GENE +of O +the O +Rho B-GENE +subfamily I-GENE +. O + +Additional O +exonuclease B-GENE +III I-GENE +protection O +was O +observed O +beyond O +the O +core O +region O +on O +both O +the O +5 O +' O +and O +3 O +' O +sides O +, O +suggesting O +that O +E1 B-GENE +interacted O +with O +more O +distal O +sequences O +as O +well O +. O + +Repression O +is O +alleviated O +when O +the O +two O +( O +for O +E2 B-GENE +) O +or O +three O +( O +for O +E2 B-GENE +- I-GENE +C I-GENE +) O +promoter O +- O +proximal O +copies O +of O +E2 B-GENE +- O +RS O +are O +mutated O +. O + +A O +mutant O +in O +the O +AAV O +terminal O +resolution O +site O +( O +trs O +) O +was O +defective O +for O +DNA O +replication O +in O +the O +in O +vitro O +assay O +. O + +The O +results O +indicate O +that O +rep B-GENE +strongly O +enhances O +the O +function O +of O +negative O +regulatory O +elements O +of O +the O +LTR O +. O + +The O +Oct B-GENE +- I-GENE +3 I-GENE +/ I-GENE +4 I-GENE +gene I-GENE +product I-GENE +, O +which O +belongs O +to O +the O +POU B-GENE +family I-GENE +of I-GENE +transcription I-GENE +factors I-GENE +, O +is O +a O +good O +candidate O +for O +regulating O +initial O +differentiation O +decisions O +. O + +Using O +site O +- O +directed O +mutagenesis O +, O +we O +show O +that O +the O +RAREoct B-GENE +contributes O +to O +the O +transcriptional O +activation O +of O +Oct B-GENE +- I-GENE +3 I-GENE +/ I-GENE +4 I-GENE +promoter I-GENE +in O +P19 O +cells O +and O +, O +most O +interestingly O +, O +mediates O +the O +RA O +- O +induced O +repression O +in O +RA O +- O +differentiated O +EC O +cells O +. O + +176 O +: O +787 O +- O +792 O +, O +1992 O +; O +M O +. O + +Furthermore O +, O +the O +negative O +transcriptional O +effect O +of O +COUP B-GENE +- I-GENE +TFs I-GENE +is O +dominant O +over O +the O +activating O +effect O +of O +the O +Oct4 B-GENE +embryonic I-GENE +stem I-GENE +cell I-GENE +- I-GENE +specific I-GENE +enhancer I-GENE +. O + +Analysis O +of O +mig B-GENE +/ O +CAT B-GENE +chimeric O +constructs O +transiently O +transfected O +into O +the O +RAW O +264 O +. O +7 O +mouse O +monocytic O +cell O +line O +revealed O +a O +unique O +IFN B-GENE +- I-GENE +gamma I-GENE +- I-GENE +responsive I-GENE +element I-GENE +( O +gamma B-GENE +RE I-GENE +- I-GENE +1 I-GENE +) O +. O + +When O +expressed O +alone O +in O +test O +cells O +, O +Atr B-GENE +- I-GENE +I I-GENE +is O +unable O +to O +bind O +TGF B-GENE +- I-GENE +beta I-GENE +, O +activin B-GENE +, O +or O +bone B-GENE +morphogenetic I-GENE +protein I-GENE +2 I-GENE +. O + +Therefore O +, O +Mxi1 B-GENE +and O +Mad B-GENE +might O +antagonize O +Myc B-GENE +function O +and O +are O +candidate O +tumor O +suppressor O +genes O +. O + +To O +our O +knowledge O +, O +type O +IV O +renal O +tubular O +acidosis O +has O +not O +been O +reported O +previously O +in O +association O +with O +Alport O +' O +s O +syndrome O +in O +an O +adult O +patient O +. O + +A O +cDNA O +clone O +was O +isolated O +from O +a O +chicken O +embryo O +cDNA O +library O +employing O +a O +PCR O +- O +generated O +radiolabeled O +probe O +specific O +for O +the O +U3 B-GENE +region I-GENE +of O +the O +Rous B-GENE +sarcoma I-GENE +virus I-GENE +LTR I-GENE +. O + +Two O +basic O +patterns O +of O +locomotor O +behavior O +and O +corresponding O +torso O +morphology O +exist O +among O +extant O +anthropoids O +. O + +Animal O +age O +and O +sex O +had O +no O +significant O +effects O +on O +CSF O +composition O +, O +but O +serum O +IgG B-GENE +concentration O +increased O +with O +age O +. O + +Fast O +continuous O +expansion O +. O + +A O +randomized O +, O +multicenter O +study O +comparing O +the O +efficacy O +and O +tolerability O +of O +tropisetron O +, O +a O +new O +5 B-GENE +- I-GENE +HT3 I-GENE +receptor I-GENE +antagonist O +, O +with O +a O +metoclopramide O +- O +containing O +antiemetic O +cocktail O +in O +the O +prevention O +of O +cisplatin O +- O +induced O +emesis O +. O + +Each O +repeat O +consists O +of O +12 O +nt O +, O +coding O +for O +the O +reiterated O +sequence O +, O +K O +/ O +NPAG O +. O + +BACKGROUND O +: O +To O +determine O +the O +predictors O +of O +desipramine O +- O +refractory O +depression O +, O +the O +authors O +examined O +the O +outcome O +in O +patients O +with O +major O +depression O +who O +were O +admitted O +to O +a O +general O +hospital O +and O +treated O +with O +desipramine O +adjusted O +to O +an O +adequate O +blood O +level O +. O + +Analysis O +of O +the O +intact O +hGH B-GENE +gene I-GENE +or O +hGH B-GENE +5 I-GENE +' I-GENE +- I-GENE +flanking I-GENE +DNA I-GENE +( I-GENE +5 I-GENE +' I-GENE +- I-GENE +FR I-GENE +) I-GENE +coupled O +to O +the O +hGh B-GENE +cDNA I-GENE +or O +chloramphenicol B-GENE +acetyltransferase I-GENE +or O +luciferase B-GENE +genes I-GENE +, O +indicated O +that O +cAMP O +primarily O +stimulated O +hGH B-GENE +promoter I-GENE +activity O +. O + +The O +predicted O +amino O +acid O +sequence O +of O +the O +SAP B-GENE +- I-GENE +1 I-GENE +cDNA I-GENE +showed O +that O +mature B-GENE +SAP I-GENE +- I-GENE +1 I-GENE +consisted O +of O +1093 O +amino O +acids O +and O +a O +transmembrane B-GENE +- I-GENE +type I-GENE +PTP I-GENE +, O +which O +possessed O +a O +single O +PTP B-GENE +- I-GENE +conserved I-GENE +domain I-GENE +in O +the O +cytoplasmic O +region O +. O + +Several O +features O +of O +10 O +. O +24 O +. O +6 O +cells O +suggest O +that O +the O +mutation O +disrupts O +normal O +intracellular O +formation O +of O +peptide B-GENE +/ I-GENE +DR I-GENE +complexes I-GENE +. O + +This O +distribution O +parallels O +that O +of O +the O +neurotransmitters O +glutamate O +and O +aspartate O +; O +however O +, O +neither O +of O +these O +excitatory O +amino O +acids O +is O +a O +substrate O +for O +transport O +. O + +The O +Harleco O +apparatus O +is O +a O +simple O +, O +useful O +, O +cost O +- O +effective O +adjunct O +to O +the O +diagnosis O +and O +treatment O +of O +this O +life O +- O +threatening O +condition O +. O + +Co O +- O +transfection O +of O +expression O +vectors O +for O +CCAAT B-GENE +/ I-GENE +enhancer I-GENE +binding I-GENE +protein I-GENE +( I-GENE +C I-GENE +/ I-GENE +EBP I-GENE +) I-GENE +alpha I-GENE +and O +C B-GENE +/ I-GENE +EBP I-GENE +beta I-GENE +trans O +- O +activated O +the O +rat B-GENE +uncoupling I-GENE +protein I-GENE +gene I-GENE +promoter I-GENE +due O +to O +sequences O +in O +the O +5 O +' O +proximal O +region O +. O + +It O +was O +not O +possible O +to O +study O +the O +basis O +for O +tissue O +- O +specific O +expression O +of O +this O +gene O +, O +because O +the O +beta B-GENE +3 I-GENE +gene I-GENE +promoter I-GENE +had O +not O +been O +isolated O +previously O +. O + +Isolation O +and O +characterization O +of O +a O +TATA O +- O +less O +promoter O +for O +the O +human B-GENE +beta I-GENE +3 I-GENE +integrin I-GENE +gene I-GENE +. O + +Subretinal O +fluid O +was O +punctured O +on O +the O +poorer O +eye O +in O +19 O +eyes O +( O +52 O +. O +7 O +% O +) O +and O +on O +the O +better O +eye O +in O +7 O +eyes O +( O +19 O +. O +4 O +% O +) O +. O + +These O +data O +indicate O +that O +activation O +of O +these O +enzymes O +is O +not O +sufficient O +for O +the O +acute O +stimulation O +of O +glucose O +transport O +. O + +The O +inserted O +region O +, O +which O +represents O +an O +intron O +in O +brain O +and O +muscle O +, O +is O +expressed O +in O +the O +tumor O +cell O +lines O +either O +as O +a O +" O +readthrough O +" O +form O +or O +with O +78 O +residues O +deleted O +from O +its O +5 O +' O +end O +. O + +Concordance O +of O +IBDQ O +scores O +was O +tested O +in O +280 O +stable O +subjects O +. O + +Regression O +line O +slopes O +of O +IBDQ O +scores O +were O +significantly O +different O +in O +patients O +who O +deteriorated O +from O +those O +who O +remained O +stable O +( O +[ O +b O +] O +< O +0 O +. O +15 O +; O +P O +< O +0 O +. O +0001 O +) O +. O + +Inhibition O +of O +erythromycin O +synthesis O +by O +disruption O +of O +malonyl B-GENE +- I-GENE +coenzyme I-GENE +A I-GENE +decarboxylase I-GENE +gene I-GENE +eryM B-GENE +in O +Saccharopolyspora O +erythraea O +. O + +This O +region O +is O +required O +for O +activation O +of O +DNA O +binding O +of O +MyoD B-GENE +and O +E12 B-GENE +homodimers I-GENE +and O +E12 B-GENE +/ O +MyoD B-GENE +heterodimers O +. O + +Site O +- O +directed O +mutagenesis O +of O +the O +traI B-GENE +structural I-GENE +gene I-GENE +and O +application O +of O +purified O +mutant O +TraI B-GENE +proteins I-GENE +for O +in O +vitro O +assays O +served O +to O +evaluate O +the O +functional O +importance O +of O +conserved O +amino O +acid O +residues O +. O + +Concerted O +action O +of O +three O +distinct O +domains O +in O +the O +DNA O +cleaving O +- O +joining O +reaction O +catalyzed O +by O +relaxase B-GENE +( O +TraI B-GENE +) O +of O +conjugative O +plasmid O +RP4 O +. O + +The O +COOH O +- O +terminal O +46 O +codons O +of O +slyD B-GENE +encode O +a O +remarkable O +histidine O +- O +rich O +peptide O +sequence O +which O +is O +at O +least O +partly O +dispensable O +for O +slyD B-GENE +function O +in O +E B-GENE +- O +mediated O +lysis O +. O + +We O +studied O +GSH O +- O +Px O +enzyme O +activity O +in O +serum O +after O +acute O +myocardial O +infarction O +( O +AMI O +) O +and O +unstable O +angina O +pectoris O +( O +UAP O +) O +. O + +The O +HGF B-GENE +- O +induced O +cell O +motility O +was O +mimicked O +by O +12 O +- O +0 O +- O +tetradecanoyl O +- O +phorbol O +- O +13 O +- O +acetate O +, O +a O +protein B-GENE +kinase I-GENE +C I-GENE +- O +activating O +phorbol O +ester O +, O +but O +not O +by O +Ca2 O ++ O +ionophore O +. O + +In O +addition O +, O +lexical O +priming O +was O +examined O +by O +presenting O +an O +identity O +prime O +earlier O +in O +the O +text O +. O + +METHODS O +: O +Forty O +- O +nine O +cases O +with O +intrahepatic O +multiple O +nodules O +of O +HCC O +, O +by O +gross O +examination O +, O +among O +184 O +consecutive O +resected O +HCCs O +were O +examined O +clinicopathologically O +. O + +In O +the O +present O +report O +, O +66 O +hemochromatosis O +families O +yielding O +151 O +hemochromatosis O +chromosomes O +and O +182 O +normal O +chromosomes O +were O +RFLP O +- O +typed O +with O +a O +battery O +of O +probes O +, O +including O +two O +newly O +derived O +polymorphic O +markers O +from O +the O +6 O +. O +7 O +and O +HLA B-GENE +- I-GENE +F I-GENE +loci I-GENE +located O +150 O +and O +250 O +kb O +telomeric O +to O +HLA B-GENE +- I-GENE +A I-GENE +, O +respectively O +. O + +Pneumothorax O +during O +laparoscopic O +dissection O +of O +the O +diaphragmatic O +hiatus O +. O + +Different O +cortical O +malformations O +were O +produced O +in O +rats O +by O +a O +single O +dose O +of O +X O +- O +rays O +( O +200 O +cGy O +) O +given O +on O +different O +days O +during O +gestation O +. O + +T2 O +cancers O +should O +not O +be O +excluded O +from O +the O +benefit O +of O +preoperative O +irradiation O +. O + +IFN B-GENE +alpha I-GENE +and O +IFN B-GENE +gamma I-GENE +inducibility O +is O +mediated O +by O +a O +single O +element O +: O +a O +high O +affinity O +, O +nearly O +palindromic O +version O +of O +the O +IFN B-GENE +gamma I-GENE +activation I-GENE +site I-GENE +( O +GAS B-GENE +) O +. O + +Twenty O +- O +three O +sequence O +- O +tagged O +sites O +( O +STSs O +) O +were O +mapped O +within O +the O +contig O +, O +a O +density O +of O +approximately O +1 O +per O +200 O +kb O +. O + +In O +this O +paper O +, O +we O +demonstrate O +that O +binding O +of O +the O +GA B-GENE +- I-GENE +binding I-GENE +protein I-GENE +( O +GABP B-GENE +) O +to O +ets B-GENE +sequence I-GENE +motifs I-GENE +within O +each O +repeated O +unit O +is O +required O +for O +transcriptional O +activation O +of O +the O +COXIV B-GENE +promoter I-GENE +. O + +To O +gain O +further O +insight O +into O +the O +pathogenesis O +of O +the O +adult O +respiratory O +distress O +syndrome O +( O +ARDS O +) O +, O +the O +authors O +studied O +possible O +relationships O +among O +the O +activation O +status O +of O +circulating O +polymorphonuclear O +neutrophils O +( O +PMN O +) O +, O +cytokine O +levels O +, O +and O +the O +severity O +of O +lung O +injury O +in O +31 O +patients O +: O +15 O +with O +ARDS O +, O +9 O +with O +severe O +pneumonia O +uncomplicated O +by O +ARDS O +, O +and O +7 O +mechanically O +ventilated O +patients O +with O +neither O +ARDS O +nor O +pneumonia O +. O + +Amiodarone O +, O +seldom O +used O +as O +first O +- O +line O +treatment O +, O +appears O +to O +be O +the O +most O +effective O +drug O +. O + +These O +results O +demonstrate O +that O +dopamine B-GENE +receptor I-GENE +stimulation O +by O +different O +dopamine O +agonists O +produces O +a O +different O +pattern O +of O +effects O +on O +the O +characteristics O +of O +the O +reaction O +time O +response O +. O + +Two O +experiments O +were O +conducted O +to O +study O +the O +vacuous O +jaw O +movements O +induced O +in O +rats O +by O +acute O +administration O +of O +the O +monoamine O +- O +depleting O +agent O +reserpine O +. O + +Depletion O +of O +dopamine O +in O +the O +nucleus O +accumbens O +led O +to O +a O +dramatic O +shift O +in O +behavior O +in O +which O +there O +was O +a O +significant O +decrease O +in O +lever O +pressing O +but O +a O +significant O +increase O +in O +consumption O +of O +lab O +chow O +. O + +We O +have O +investigated O +the O +influence O +of O +NaFe3 O ++ O +EDTA O +, O +and O +of O +increasing O +dietary O +levels O +of O +Na2EDTA O +, O +on O +Zn O +, O +Cu O +and O +Ca O +metabolism O +in O +rats O +fed O +on O +Zn O +- O +sufficient O +and O +Zn O +- O +deficient O +soya O +- O +bean O +- O +isolate O +- O +based O +diets O +. O + +Recovery O +of O +carbimazole O +- O +induced O +agranulocytosis O +following O +recombinant B-GENE +granulocyte I-GENE +- I-GENE +macrophage I-GENE +colony I-GENE +stimulating I-GENE +factor I-GENE +( O +rhGM B-GENE +- I-GENE +CSF I-GENE +) O +administration O +. O + +Thus O +, O +the O +system O +can O +be O +used O +to O +detect O +and O +study O +dynamic O +perfusion O +changes O +from O +the O +brain O +surface O +with O +minimal O +tissue O +damage O +. O + +The O +neglect O +of O +Richards O +' O +s O +theory O +demonstrates O +the O +range O +of O +factors O +, O +other O +than O +the O +strictly O +scientific O +, O +which O +can O +be O +important O +in O +determining O +the O +influence O +or O +otherwise O +of O +a O +psychological O +theory O +. O + +The O +positive O +- O +acting O +global O +sulfur O +regulatory O +protein O +, O +CYS3 B-GENE +, O +of O +Neurospora O +crassa O +turns O +on O +the O +expression O +of O +a O +family O +of O +unlinked O +structural O +genes O +that O +encode O +enzymes O +of O +sulfur O +catabolism O +. O + +Analysis O +of O +the O +upstream O +untranslated O +region O +of O +CHL15 B-GENE +revealed O +the O +presence O +of O +the O +hexamer O +element O +, O +ACGCGT O +( O +an O +MluI B-GENE +restriction I-GENE +site I-GENE +) O +controlling O +both O +the O +periodic O +expression O +and O +coordinate O +regulation O +of O +the O +DNA O +synthesis O +genes O +in O +budding O +yeast O +. O + +The O +C O +- O +terminal O +region O +of O +the O +150 O +- O +kDa O +protein O +contains O +an O +NTP O +- O +binding O +helicase B-GENE +motif I-GENE +and O +the O +readthrough O +region O +, O +an O +RNA B-GENE +polymerase I-GENE +motif I-GENE +, O +indicating O +that O +these O +two O +overlapping O +proteins O +may O +form O +an O +RNA O +replication O +complex O +similar O +to O +those O +of O +tobamo O +- O +and O +tobraviruses O +. O + +On O +T2 O +weighted O +images O +, O +low O +intensity O +areas O +in O +the O +thalamus O +, O +the O +striatum O +, O +the O +anterior O +limb O +of O +the O +internal O +capsule O +, O +the O +tegmentum O +of O +midbrain O +, O +high O +intensity O +areas O +in O +middle O +cerebellar O +peduncle O +, O +the O +posterior O +limb O +of O +the O +internal O +capsule O +, O +the O +lateral O +part O +of O +the O +cerebral O +peduncle O +, O +and O +the O +cerebral O +white O +matter O +were O +noted O +. O + +Using O +the O +rap1t B-GENE +alleles I-GENE +to O +generate O +wild O +- O +type O +cells O +differing O +only O +in O +telomere O +tract O +lengths O +, O +we O +also O +show O +that O +telomere O +position O +effects O +are O +highly O +sensitive O +to O +changes O +in O +the O +size O +( O +or O +structure O +) O +of O +the O +telomeric O +tract O +. O + +Pronounced O +microangiopathy O +characterized O +by O +avascular O +fields O +, O +enlarged O +and O +tortuous O +capillaries O +and O +increased O +transcapillary O +diffusion O +of O +sodium O +fluorescein O +, O +was O +clearly O +demonstrable O +in O +the O +area O +of O +the O +nodules O +. O + +Epigenetic O +switching O +of O +transcriptional O +states O +: O +cis O +- O +and O +trans O +- O +acting O +factors O +affecting O +establishment O +of O +silencing O +at O +the O +HMR B-GENE +locus I-GENE +in O +Saccharomyces O +cerevisiae O +. O + +The O +two O +methods O +identify O +the O +same O +patients O +only O +if O +micturitional O +pressures O +are O +normal O +( O +40 O +to O +60 O +cmH2O O +) O +to O +high O +( O +over O +60 O +cmH2O O +) O +and O +the O +Sussett O +formula O +is O +used O +with O +a O +higher O +( O +95th O +centile O +) O +cutoff O +. O + +There O +was O +no O +clear O +correlation O +between O +the O +MFA O +and O +the O +severity O +of O +the O +UTS O +phenotype O +. O + +Chicken O +sterol B-GENE +carrier I-GENE +protein I-GENE +2 I-GENE +/ O +sterol B-GENE +carrier I-GENE +protein I-GENE +x I-GENE +: O +cDNA O +cloning O +reveals O +evolutionary O +conservation O +of O +structure O +and O +regulated O +expression O +. O + +The O +plasmatic B-GENE +albumin I-GENE +concentration O +( O +3 O +. O +5 O +- O +4 O +. O +5 O +g O +/ O +dl O +) O +represents O +about O +60 O +% O +of O +the O +total O +plasma O +protein O +. O + +A O +single O +five O +minute O +period O +of O +rapid O +atrial O +pacing O +fails O +to O +limit O +infarct O +size O +in O +the O +in O +situ O +rabbit O +heart O +. O + +Neither O +RD19 B-GENE +nor O +RD21 B-GENE +mRNA I-GENE +synthesis O +was O +responsive O +to O +cold O +or O +to O +heat O +stress O +. O + +Previous O +studies O +indicated O +that O +the O +20S B-GENE +proteasome I-GENE +is O +a O +catalytic O +core O +of O +the O +26S B-GENE +proteolytic I-GENE +complex I-GENE +that O +possesses O +a O +latent O +multicatalytic O +proteinase O +activity O +and O +catalyzes O +an O +ATP O +- O +dependent O +, O +selective O +breakdown O +of O +proteins O +ligated O +to O +ubiquitin B-GENE +. O + +The O +O2 O +deficit O +was O +not O +related O +to O +blood O +lactate O +during O +submaximal O +exercise O +, O +muscle O +enzyme O +activity O +( O +citrate B-GENE +synthase I-GENE +, O +3 B-GENE +- I-GENE +hydroxyacyl I-GENE +- I-GENE +CoA I-GENE +- I-GENE +dehydrogenase I-GENE +, O +lactate B-GENE +dehydrogenase I-GENE +) O +, O +number O +of O +muscle O +capillaries O +, O +% O +ST O +fibres O +or O +muscle O +buffer O +capacity O +. O + +The O +sequence O +of O +the O +putative O +RBP1 B-GENE +protein I-GENE +contains O +two O +copies O +of O +an O +RNA O +recognition O +motif O +, O +two O +glutamine O +stretches O +, O +an O +asparagine O +- O +rich O +region O +, O +a O +methionine O +- O +rich O +region O +, O +and O +two O +long O +potential O +alpha O +- O +helixes O +. O + +One O +defective O +RNA O +with O +a O +large O +deletion O +in O +the O +p70 B-GENE +coding I-GENE +region I-GENE +was O +able O +to O +replicate O +efficiently O +, O +both O +when O +inoculated O +with O +the O +helper O +genome O +and O +when O +inoculated O +with O +a O +second O +complementing O +defective O +RNA O +that O +supplied O +a O +wild B-GENE +- I-GENE +type I-GENE +p70 I-GENE +. O + +Complete O +nucleotide O +sequence O +of O +the O +bacteriophage B-GENE +K1F I-GENE +tail I-GENE +gene I-GENE +encoding O +endo B-GENE +- I-GENE +N I-GENE +- I-GENE +acylneuraminidase I-GENE +( O +endo B-GENE +- I-GENE +N I-GENE +) O +and O +comparison O +to O +an O +endo B-GENE +- I-GENE +N I-GENE +homolog I-GENE +in O +bacteriophage O +PK1E O +. O + +Binding O +of O +U2 B-GENE +small I-GENE +nuclear I-GENE +ribonucleoprotein I-GENE +was O +partially O +inhibited O +. O + +Morphometrical O +quantification O +of O +brain O +edema O +related O +to O +experimental O +multiple O +micro O +- O +infarcts O +in O +mice O +: O +assessment O +of O +neurotropin B-GENE +effect O +. O + +One O +member O +of O +this O +multigene O +family O +, O +GATA B-GENE +- I-GENE +3 I-GENE +, O +is O +most O +abundantly O +expressed O +in O +T O +lymphocytes O +, O +a O +cellular O +target O +for O +human O +immunodeficiency O +virus O +type O +1 O +( O +HIV O +- O +1 O +) O +infection O +and O +replication O +. O + +Indeed O +, O +significant O +level O +of O +CAT B-GENE +activity O +was O +observed O +in O +human O +lung O +adenocarcinoma O +( O +A549 O +- O +1 O +) O +cells O +which O +had O +been O +incubated O +with O +a O +complex O +of O +T7 B-GENE +RNA I-GENE +polymerase I-GENE +, O +pT7 B-GENE +- I-GENE +EMC I-GENE +- I-GENE +CAT I-GENE +DNA I-GENE +and O +DC O +- O +chol O +cationic O +liposomes O +. O + +Pneumoscrotum O +is O +a O +rare O +condition O +that O +receives O +little O +discussion O +in O +standard O +texts O +of O +urology O +. O + +The O +first O +gene O +codes O +for O +a O +protein O +containing O +11 O +cystein O +residues O +in O +an O +arrangement O +typical O +for O +Fe B-GENE +/ I-GENE +S I-GENE +proteins I-GENE +. O + +Triton O +- O +disrupted O +cells O +retained O +capacity O +for O +activation O +of O +the O +pathway O +by O +both O +peptide O +growth O +factors O +and O +by O +addition O +of O +GTP O +- O +loaded O +p21 B-GENE +rasVal12 B-GENE +. O + +To O +begin O +to O +examine O +the O +mechanism O +controlling O +expression O +of O +this O +gene O +during O +the O +cell O +- O +cycle O +, O +a O +mouse B-GENE +B I-GENE +- I-GENE +myb I-GENE +5 I-GENE +' I-GENE +flanking I-GENE +sequence I-GENE +was O +isolated O +from O +a O +cosmid O +library O +and O +shown O +to O +promote O +efficiently O +the O +transcription O +of O +a O +luciferase B-GENE +reporter I-GENE +gene I-GENE +when O +transfected O +into O +NIH3T3 O +fibroblasts O +. O + +The O +influence O +of O +a O +high O +ionic O +strength O +on O +the O +resolution O +was O +clearly O +shown O +. O + +The O +number O +of O +bacteria O +in O +the O +lung O +, O +peripheral O +white O +blood O +cell O +and O +BAL O +fluid O +cell O +also O +decreased O +by O +the O +administration O +of O +FN B-GENE +. O + +In O +mice O +, O +three O +major O +families O +of O +L1 O +elements O +, O +termed O +" O +A O +, O +" O +" O +F O +, O +" O +and O +" O +V O +, O +" O +have O +been O +defined O +on O +the O +basis O +of O +the O +sequence O +found O +at O +the O +5 O +' O +terminus O +. O + +TFEC B-GENE +, O +a O +basic B-GENE +helix I-GENE +- I-GENE +loop I-GENE +- I-GENE +helix I-GENE +protein I-GENE +, O +forms O +heterodimers O +with O +TFE3 B-GENE +and O +inhibits O +TFE3 B-GENE +- O +dependent O +transcription O +activation O +. O + +Similar O +results O +were O +seen O +on O +Western O +blots O +of O +Autographa O +californica O +MNPV O +( O +AcMNPV O +) O +- O +infected O +Spodoptera O +frugiperda O +cells O +. O + +In O +infected O +mammalian O +cells O +, O +the O +ARV B-GENE +G I-GENE +and O +GNS B-GENE +genes I-GENE +are O +transcribed O +primarily O +as O +a O +polycistronic O +mRNA O +which O +appears O +to O +extend O +from O +the O +consensus O +sequence O +( O +AACAG O +) O +at O +the O +start O +of O +the O +G B-GENE +gene I-GENE +to O +the O +next O +recognized O +polyadenylation O +signal O +( O +CATG O +[ O +A O +] O +7 O +) O +located O +697 O +nucleotides O +downstream O +of O +the O +GNS B-GENE +protein I-GENE +termination O +codon O +. O + +Molecular O +cloning O +and O +expression O +of O +RPE65 B-GENE +, O +a O +novel O +retinal O +pigment O +epithelium O +- O +specific O +microsomal O +protein O +that O +is O +post O +- O +transcriptionally O +regulated O +in O +vitro O +. O + +The O +mean O +power O +( O +in O +mu O +W O +) O +required O +to O +produce O +the O +observed O +flow O +rate O +was O +estimated O +at O +each O +outflow O +pressure O +as O +the O +product O +of O +the O +flow O +rate O +and O +the O +pressure O +across O +the O +lymphatic O +vessel O +. O + +Although O +antisperm O +antibodies O +are O +associated O +with O +infertility O +, O +many O +hospital O +laboratories O +do O +not O +test O +for O +these O +antibodies O +. O + +PPD B-GENE +- O +specific O +IgG B-GENE +subclass O +responses O +were O +evident O +to O +all O +four O +IgG B-GENE +subclasses O +. O + +Anterior O +body O +pattern O +in O +Drosophila O +is O +specified O +by O +the O +graded O +distribution O +of O +the O +bicoid B-GENE +protein I-GENE +( O +bcd B-GENE +) O +, O +which O +activates O +subordinate O +genes O +in O +distinct O +anterior O +domains O +. O + +GAP B-GENE +- I-GENE +N I-GENE +bound O +constitutively O +to O +p190 B-GENE +in O +both O +serum O +- O +deprived O +and O +growth O +factor O +- O +stimulated O +cells O +. O + +The O +peptide O +sequence O +contains O +a O +region O +of O +80 O +amino O +acids O +that O +shows O +similarity O +to O +bcl B-GENE +- I-GENE +2 I-GENE +and O +to O +the O +recently O +described O +bcl B-GENE +- I-GENE +2 I-GENE +- I-GENE +related I-GENE +gene I-GENE +, O +MCL1 B-GENE +. O + +The O +phosphorylation O +efficiency O +is O +improved O +by O +increasing O +the O +number O +of O +N O +- O +terminal O +arginine O +residues O +and O +by O +moving O +the O +arginyl O +cluster O +one O +residue O +further O +away O +from O +the O +serine O +, O +the O +nonapeptide O +( O +Arg O +) O +4 O +- O +Ala O +- O +Ala O +- O +Ser O +- O +Val O +- O +Ala O +being O +the O +best O +substrate O +among O +all O +the O +short O +peptides O +tested O +( O +Km O += O +15 O +microM O +) O +. O + +The O +Saccharomyces B-GENE +cerevisiae I-GENE +GAL1 I-GENE +and O +GAL10 B-GENE +genes I-GENE +are O +controlled O +in O +response O +to O +the O +availability O +of O +galactose O +and O +glucose O +by O +multiple O +activating O +and O +repressing O +proteins O +bound O +at O +adjacent O +or O +overlapping O +sites O +in O +UASG O +. O + +Surprisingly O +, O +the O +results O +of O +several O +experiments O +suggest O +that O +the O +TSF B-GENE +genes I-GENE +encode O +global O +regulatory O +factors O +. O +tsf1 B-GENE +to O +tsf6 B-GENE +mutations O +derepressed O +expression O +from O +yeast O +CYC B-GENE +- O +GAL B-GENE +hybrid O +promoters O +( O +fused O +to O +lacZ B-GENE +) O +that O +harbor O +a O +variety O +of O +operator O +sequences O +, O +and O +caused O +pleiotropic O +defects O +in O +cell O +growth O +, O +mating O +, O +and O +sporulation O +. O + +Sex O +of O +calf O +( O +variate O +2 O +) O +was O +associated O +most O +closely O +with O +width O +of O +muzzle O +and O +head O +. O + +Sequence O +comparison O +indicates O +that O +exons O +5 O +' O +/ O +L O +and O +L O +/ O +N O +in O +PSG12 B-GENE +and O +PSG12 B-GENE +psi I-GENE +are O +99 O +% O +identical O +, O +except O +that O +the O +L O +/ O +N O +exon O +in O +the O +PSG12 B-GENE +psi I-GENE +gene I-GENE +contains O +a O +stop O +codon O +. O + +The O +mechanisms O +that O +govern O +the O +activation O +or O +suppression O +of O +the O +CD8 B-GENE +gene I-GENE +are O +likely O +to O +be O +central O +to O +the O +T O +cell O +development O +program O +. O + +We O +suggest O +that O +the O +ER O +lumenal O +variable O +domain O +of O +gp19K B-GENE +has O +a O +specific O +tertiary O +structure O +that O +is O +important O +for O +binding O +to O +the O +polymorphic O +alpha O +1 O +and O +alpha O +2 O +domains O +of O +class B-GENE +I I-GENE +heavy I-GENE +( I-GENE +alpha I-GENE +) I-GENE +chains I-GENE +. O + +We O +recently O +found O +that O +17 O +beta O +- O +estradiol O +( O +E2 O +) O +not O +only O +suppresses O +bone O +resorption O +but O +also O +stimulates O +bone O +formation O +in O +the O +cancellous O +bone O +of O +female O +rats O +. O + +Recombinant B-GENE +human I-GENE +erythropoietin I-GENE +( O +epoetin B-GENE +) O +is O +approved O +to O +be O +administered O +by O +the O +intravenous O +( O +i O +. O +v O +. O +) O +or O +subcutaneous O +( O +SC O +) O +route O +. O + +Single O +- O +photon O +emission O +computed O +tomography O +( O +SPECT O +) O +with O +99mTc O +- O +hexamethylpropyleneamine O +oxime O +( O +HMPAO O +) O +was O +used O +to O +investigate O +changes O +in O +cerebral O +blood O +flow O +in O +seven O +patients O +with O +cortical O +visual O +impairment O +. O + +The O +rCBF O +ratio O +was O +mainly O +reduced O +in O +frontal O +lobes O +( O +65 O +% O +) O +. O + +METHODS O +: O +Twenty O +- O +two O +patients O +were O +grouped O +according O +to O +their O +etiology O +based O +on O +the O +study O +of O +antiadrenal O +antibodies O +at O +diagnosis O +of O +the O +disease O +: O +7 O +were O +positive O +( O +autoimmune O +etiology O +or O +EAA O +) O +, O +11 O +were O +negative O +( O +tuberculous O +etiology O +or O +EAT O +) O +and O +in O +four O +serologic O +study O +was O +not O +available O +( O +undetermined O +etiology O +or O +EAI O +) O +. O + +The O +UV O +induction O +of O +c B-GENE +- I-GENE +jun I-GENE +is O +mediated O +by O +two O +UV O +response O +elements O +consisting O +of O +AP B-GENE +- I-GENE +1 I-GENE +- I-GENE +like I-GENE +sequences I-GENE +within O +its O +5 O +' O +control O +region O +. O + +Protein B-GENE +tyrosine I-GENE +phosphatases I-GENE +( O +PTPs B-GENE +) O +, O +together O +with O +protein B-GENE +tyrosine I-GENE +kinases I-GENE +( O +PTKs B-GENE +) O +, O +are O +involved O +in O +the O +regulation O +of O +cell O +activation O +, O +growth O +, O +and O +differentiation O +. O + +ST O +elevation O +occurs O +in O +5 O +patients O +( O +55 O +. O +5 O +% O +) O +of O +subgroup O +A O +and O +in O +no O +patient O +of O +the O +subgroup O +B O +. O + +Furthermore O +, O +a O +p21X B-GENE +protein I-GENE +lacking O +the O +N O +- O +terminus O +of O +Rex1 B-GENE +was O +expressed O +at O +high O +levels O +; O +our O +data O +indicate O +that O +p21X B-GENE +is O +translated O +from O +the O +1 O +. O +6 O +- O +kb O +mRNA O +which O +is O +derived O +primarily O +from O +deleted O +proviruses O +. O + +HTLV O +- O +1 O +gene O +expression O +by O +defective O +proviruses O +in O +an O +infected O +T O +- O +cell O +line O +. O + +Thus O +, O +it O +was O +confirmed O +that O +the O +sodium O +lauryl O +sulfate O +method O +of O +estimating O +hemoglobin B-GENE +concentration O +is O +an O +appropriate O +alternative O +to O +the O +cyanmethemoglobin B-GENE +method O +and O +avoids O +the O +generation O +of O +toxic O +wastes O +. O + +A O +comparison O +of O +the O +predicted O +amino O +acid O +sequences O +of O +the O +two O +human B-GENE +PKC I-GENE +- I-GENE +delta I-GENE +clones O +with O +the O +rat O +and O +mouse O +homologues O +indicated O +a O +greater O +degree O +of O +sequence O +divergence O +( O +89 O +- O +90 O +% O +homology O +) O +compared O +to O +the O +high O +degree O +of O +sequence O +conservation O +observed O +with O +other O +human B-GENE +PKC I-GENE +family I-GENE +members I-GENE +and O +their O +mammalian O +counterparts O +. O + +XII O +. O + +When O +comparing O +the O +barley B-GENE +PSI I-GENE +- I-GENE +K I-GENE +and O +PSI B-GENE +- I-GENE +G I-GENE +with O +the O +reported O +PSI B-GENE +- I-GENE +K I-GENE +sequence I-GENE +from I-GENE +Synechococcus I-GENE +vulcanus I-GENE +, O +the O +degree O +of O +similarity O +is O +equal O +, O +suggesting O +that O +an O +ancestral O +gene O +has O +been O +duplicated O +in O +a O +chloroplast O +progenitor O +but O +not O +in O +a O +cyanobacterial O +. O + +Under O +these O +conditions O +, O +transfections O +with O +cDNAs O +of O +the O +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +p50 B-GENE +and O +serum B-GENE +response I-GENE +factor I-GENE +( O +SRF B-GENE +) O +produced O +a O +factor O +( O +s O +) O +that O +mediated O +Tax B-GENE +binding O +to O +the O +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +site I-GENE +and O +the O +CArG O +box O +respectively O +. O + +We O +show O +here O +that O +v B-GENE +- I-GENE +Rel I-GENE +specifically O +increased O +expression O +from O +a O +reporter O +plasmid O +containing O +multiple O +Sp1 B-GENE +binding I-GENE +sites I-GENE +approximately O +sixfold O +in O +chicken O +embryo O +fibroblasts O +( O +CEFs O +) O +, O +even O +though O +v B-GENE +- I-GENE +Rel I-GENE +did O +not O +bind O +directly O +to O +these O +sites O +. O +v B-GENE +- I-GENE +Rel I-GENE +also O +increased O +expression O +from O +a O +reporter O +plasmid O +containing O +a O +human B-GENE +immunodeficiency I-GENE +virus I-GENE +type I-GENE +1 I-GENE +( I-GENE +HIV I-GENE +- I-GENE +1 I-GENE +) I-GENE +long I-GENE +terminal I-GENE +repeat I-GENE +( O +LTR O +) O +in O +which O +the O +kappa B-GENE +B I-GENE +binding I-GENE +sites I-GENE +were O +mutated O +but O +which O +still O +contained O +intact O +Sp1 B-GENE +binding I-GENE +sites I-GENE +. O + +The O +simultaneous O +recording O +of O +electrical O +activity O +from O +the O +surface O +electrocardiogram O +, O +right O +ventricular O +apex O +, O +His O +bundle O +, O +high O +right O +atrium O +, O +coronary O +sinus O +, O +with O +or O +without O +a O +roving O +mapping O +catheter O +, O +enables O +us O +to O +precisely O +map O +the O +electrical O +activation O +sequence O +in O +the O +heart O +. O + +CONCLUSION O +: O +This O +retrospective O +analysis O +does O +not O +confirm O +the O +efficacy O +of O +one O +course O +of O +simultaneous O +Mitomycin O +- O +C O +and O +5 O +- O +fluorouracil O +, O +at O +least O +in O +association O +with O +full O +- O +dose O +radiotherapy O +incorporating O +Iridium O +- O +192 O +boost O +. O + +Despite O +the O +existence O +of O +30 O +cysteine O +residues O +, O +carboxymethylation O +prevented O +the O +formation O +of O +most O +if O +not O +all O +disulfide O +bonds O +that O +otherwise O +occurred O +when O +the O +cells O +were O +sonicated O +. O + +Cerebro O +- O +oculo O +- O +facioskeletal O +syndrome O +( O +Pena O +- O +Shokeir O +syndrome O +II O +) O + +Most O +importantly O +, O +the O +addition O +of O +purified O +17S B-GENE +U2 I-GENE +snRNPs I-GENE +, O +but O +not O +of O +12S B-GENE +U2 I-GENE +snRNPs I-GENE +, O +to O +HeLa O +splicing O +extracts O +in O +which O +the O +endogeneous B-GENE +U2 I-GENE +snRNPs I-GENE +have O +been O +functionally O +neutralized O +with O +anti B-GENE +- I-GENE +PRP9 I-GENE +antibodies I-GENE +fully O +restores O +the O +mRNA O +- O +splicing O +activity O +of O +the O +extracts O +. O + +Differences O +in O +profiles O +of O +viscosity O +variables O +between O +subgroups O +of O +EAD O +in O +RA O +patients O +were O +observed O +. O + +These O +contain O +a O +single O +1977 O +- O +bp O +exon O +that O +encodes O +900 O +bp O +of O +the O +5 O +' O +and O +3 O +' O +untranslated O +sequences O +in O +addition O +to O +a O +1077 O +- O +bp O +open O +reading O +frame O +identical O +to O +that O +found O +in O +vascular B-GENE +smooth I-GENE +muscle I-GENE +cell I-GENE +AT1a I-GENE +receptor I-GENE +cDNAs I-GENE +. O + +Deletion O +of O +a O +53 O +- O +bp O +early O +promoter O +region O +containing O +the O +transcription O +start O +site O +and O +a O +putative O +TATA O +box O +completely O +abolishes O +the O +ability O +of O +upstream O +elements O +to O +drive O +transcription O +of O +the O +luciferase B-GENE +cDNA I-GENE +. O + +One O +chimpanzee O +reliably O +selected O +the O +larger O +numeral O +4 O +during O +testing O +with O +a O +nonadjacent O +pair O +( O +2 O +- O +4 O +) O +, O +and O +2 O +chimps O +showed O +no O +preference O +. O + +Dissipation O +of O +claudication O +pain O +after O +walking O +: O +implications O +for O +endurance O +training O +. O + +Alternative O +transcript O +of O +the O +nonselective O +- O +type O +endothelin B-GENE +receptor I-GENE +from O +rat O +brain O +. O + +The O +Drosophila O +clathrin B-GENE +heavy I-GENE +chain I-GENE +gene O +: O +clathrin B-GENE +function O +is O +essential O +in O +a O +multicellular O +organism O +. O + +The O +binding O +specificity O +of O +this O +protein O +was O +compared O +to O +that O +of O +human B-GENE +E2F I-GENE +using O +a O +number O +of O +mutant B-GENE +E2F I-GENE +sites I-GENE +as O +competitors O +. O + +To O +analyze O +the O +VH O +regions O +of O +polyreactive O +antibodies O +, O +with O +particular O +attention O +at O +their O +somatically O +mutated O +status O +, O +we O +generated O +five O +IgG B-GENE +( O +three O +IgG1 B-GENE +and O +two O +IgG3 B-GENE +) O +mAb O +( O +using O +B O +cells O +from O +a O +healthy O +subject O +, O +a O +patient O +with O +insulin B-GENE +- O +dependent O +diabetes O +mellitus O +and O +a O +patient O +with O +SLE O +) O +, O +which O +bound O +with O +various O +efficiencies O +a O +number O +of O +different O +self O +and O +foreign O +Ag O +. O + +It O +is O +possible O +that O +the O +patch O +determines O +the O +proper O +conformation O +of O +the O +site O +and O +thereby O +contributes O +to O +recognition O +indirectly O +. O + +The O +7 O +- O +kb O +mRNA O +differs O +by O +alternative O +splicing O +such O +that O +it O +encodes O +a O +protein O +with O +a O +distinct O +amino O +terminus O +. O + +Kinetics O +of O +the O +inhibition O +indicated O +that O +this O +polymerase O +domain O +can O +inhibit O +viral O +replication O +only O +during O +the O +preinitiation O +stage O +. O + +3 O +. O + +McCann O +III O +, O +F O +. O + +In O +order O +to O +investigate O +to O +what O +extent O +this O +interaction O +might O +contribute O +to O +tumor O +induction O +by O +the O +virus O +, O +we O +have O +introduced O +two O +different O +point O +mutations O +within O +the O +putative O +pRb B-GENE +- I-GENE +binding I-GENE +sequence I-GENE +of O +large B-GENE +T I-GENE +antigen I-GENE +, O +and O +as O +a O +preliminary O +to O +in O +vivo O +experiments O +we O +have O +studied O +their O +effects O +in O +vitro O +on O +some O +biological O +activities O +relevant O +to O +tumor O +induction O +. O + +We O +conclude O +that O +the O +conservation O +of O +nucleotides O +154 O +to O +156 O +is O +likely O +to O +be O +a O +consequence O +of O +their O +role O +as O +a O +sequence O +- O +specific O +recognition O +element O +for O +the O +SRP54 B-GENE +protein I-GENE +. O + +A O +region O +of O +the O +deduced O +protein O +shares O +extensive O +homology O +with O +a O +catalytic O +region O +of O +Raf B-GENE +kinases I-GENE +, O +a O +feature O +shared O +only O +with O +TFIIE B-GENE +among O +transcription O +factors O +. O + +The O +low O +molecular O +mass O +polypeptide O +complex O +is O +assumed O +to O +be O +involved O +in O +antigen O +presentation O +, O +generating O +peptides O +from O +cytosolic O +protein O +antigens O +, O +which O +are O +subsequently O +presented O +to O +cytotoxic O +T O +- O +lymphocytes O +on O +the O +cell O +surface O +. O + +Secondary O +cleavage O +of O +RT B-GENE +at O +Trp O +- O +595 O +- O +Tyr O +- O +596 O +of O +Pol B-GENE +yields O +a O +truncated O +form O +lacking O +the O +C B-GENE +- I-GENE +terminal I-GENE +RNase I-GENE +H I-GENE +domain I-GENE +. O + +The O +C O +- O +terminal O +approximately O +50 O +amino O +acids O +of O +Bel B-GENE +- I-GENE +1 I-GENE +are O +shown O +to O +be O +essential O +for O +Bel B-GENE +- I-GENE +1 I-GENE +activity O +but O +can O +be O +effectively O +substituted O +by O +the O +C O +- O +terminal O +activation O +domain O +of O +VP16 B-GENE +. O + +Since O +the O +- O +172 O +/ O +- O +148 O +element O +also O +conferred O +estrogen O +and O +thyroid O +hormone O +responsiveness O +, O +it O +can O +be O +considered O +a O +composite O +hormone O +response O +element O +. O + +Optimal O +activation O +of O +T O +cells O +requires O +at O +least O +two O +signals O +. O + +Together O +with O +a O +considerably O +shortened O +and O +interrupted O +aromatic O +aa O +stretch O +in O +this O +region O +, O +these O +differences O +are O +discussed O +in O +terms O +of O +the O +peculiar O +affinity O +of O +cyanobacterial B-GENE +cytochrome I-GENE +oxidases I-GENE +for O +acidic O +c B-GENE +- I-GENE +type I-GENE +cytochromes I-GENE +. O + +All O +four O +of O +the O +genes O +have O +a O +similar O +structure O +, O +with O +the O +receptor O +protein O +encoded O +in O +a O +single O +exon O +. O + +Identity O +of O +GABP B-GENE +with O +NRF B-GENE +- I-GENE +2 I-GENE +, O +a O +multisubunit O +activator O +of O +cytochrome B-GENE +oxidase I-GENE +expression O +, O +reveals O +a O +cellular O +role O +for O +an O +ETS B-GENE +domain I-GENE +activator O +of O +viral O +promoters O +. O + +The O +intracellular O +basic B-GENE +region I-GENE +/ I-GENE +helix I-GENE +- I-GENE +loop I-GENE +- I-GENE +helix I-GENE +( I-GENE +bHLH I-GENE +) I-GENE +dioxin I-GENE +receptor I-GENE +mediates O +signal O +transduction O +by O +dioxin O +( O +2 O +, O +3 O +, O +7 O +, O +8 O +- O +tetrachlorodibenzo O +- O +p O +- O +dioxin O +) O +and O +functions O +as O +a O +ligand O +- O +activated O +DNA O +binding O +protein O +directly O +interacting O +with O +target O +genes O +by O +binding O +to O +dioxin O +response O +elements O +. O + +The O +alpha B-GENE +2A I-GENE +- I-GENE +adrenergic I-GENE +receptor I-GENE +( O +alpha B-GENE +2AAR I-GENE +) O +is O +coupled O +to O +a O +variety O +of O +effectors O +via O +pertussis B-GENE +toxin I-GENE +- O +sensitive O +GTP B-GENE +- I-GENE +binding I-GENE +proteins I-GENE +. O + +A O +sequence O +comparison O +reveals O +two O +CCAAT B-GENE +/ I-GENE +enhancer I-GENE +binding I-GENE +protein I-GENE +( O +C B-GENE +/ I-GENE +EBP I-GENE +) O +consensus O +sequences O +, O +basic O +DNA O +binding O +region O +and O +leucine O +zippers O +1 O +and O +2 O +( O +bZIP1 O +and O +bZIP2 O +) O +, O +within O +this O +region O +. O + +One O +of O +these O +genes O +, O +REC114 B-GENE +, O +is O +described O +here O +, O +and O +the O +data O +confirm O +that O +REC114 B-GENE +is O +a O +meiosis O +- O +specific O +recombination O +gene O +with O +no O +detectable O +function O +in O +mitosis O +. O + +The O +transactivation O +function O +of O +EBNA2 B-GENE +was O +also O +observed O +in O +the O +HeLa O +epithelial O +cell O +line O +, O +which O +suggests O +that O +EBV O +and O +HIV O +- O +1 O +infection O +of O +non O +- O +B O +cells O +may O +result O +in O +HIV B-GENE +- I-GENE +1 I-GENE +promoter I-GENE +activation O +. O + +Mutation O +of O +the O +C B-GENE +/ I-GENE +EBP I-GENE +binding I-GENE +sites I-GENE +in O +the O +Rous B-GENE +sarcoma I-GENE +virus I-GENE +long I-GENE +terminal I-GENE +repeat I-GENE +and O +gag B-GENE +enhancers I-GENE +. O + +Nuclear B-GENE +protein I-GENE +phosphatase I-GENE +2A I-GENE +dephosphorylates O +protein B-GENE +kinase I-GENE +A I-GENE +- O +phosphorylated O +CREB B-GENE +and O +regulates O +CREB B-GENE +transcriptional O +stimulation O +. O + +We O +show O +that O +IL B-GENE +- I-GENE +6 I-GENE +activates O +JRE B-GENE +- I-GENE +IL6 I-GENE +through O +an O +H7 O +- O +sensitive O +pathway O +that O +does O +not O +involve O +protein B-GENE +kinase I-GENE +C I-GENE +, O +cyclic B-GENE +AMP I-GENE +- I-GENE +dependent I-GENE +kinase I-GENE +, O +Ca B-GENE +( I-GENE +2 I-GENE ++ I-GENE +) I-GENE +- I-GENE +or I-GENE +calmodulin I-GENE +- I-GENE +dependent I-GENE +kinases I-GENE +, O +Ras B-GENE +, O +Raf B-GENE +- I-GENE +1 I-GENE +, O +or O +NF B-GENE +- I-GENE +IL6 I-GENE +( O +C B-GENE +/ I-GENE +EBP I-GENE +beta I-GENE +) O +. O + +Mutation O +of O +the O +presumptive O +phosphorylated O +tyrosine O +and O +threonine O +residues O +of O +Mpk1p B-GENE +individually O +to O +phenylalanine O +and O +alanine O +, O +respectively O +, O +severely O +impaired O +Mpk1p B-GENE +function O +. O + +Growth O +factor O +stimulation O +rapidly O +induces O +a O +reversible O +change O +in O +the O +electrophoretic O +mobility O +of O +the O +ternary O +complex O +, O +accompanied O +by O +increased O +phosphorylation O +of O +the O +Elk B-GENE +- I-GENE +1 I-GENE +C I-GENE +- I-GENE +terminal I-GENE +region I-GENE +and O +by O +the O +activation O +of O +a O +42 B-GENE +kd I-GENE +cellular I-GENE +Elk I-GENE +- I-GENE +1 I-GENE +kinase I-GENE +. O + +In O +contrast O +to O +the O +situation O +in O +mammalian O +cells O +, O +prolonged O +exposure O +of O +the O +agonist O +( O +24 O +h O +) O +does O +not O +result O +in O +down O +regulation O +of O +the O +remaining O +70 O +% O +of O +the O +receptors O +. O + +This O +stimulatory O +effect O +could O +also O +be O +elicited O +by O +c B-GENE +- I-GENE +Jun I-GENE +, O +which O +interacts O +with O +topo B-GENE +II I-GENE +, O +but O +not O +by O +c B-GENE +- I-GENE +Fos I-GENE +, O +which O +does O +not O +bind O +topo B-GENE +II I-GENE +in O +our O +in O +vitro O +assay O +. O + +The O +regulation O +of O +Myf B-GENE +- I-GENE +5 I-GENE +and O +MyoD B-GENE +function O +by O +a O +cAMP O +- O +dependent O +pathway O +may O +partly O +explain O +how O +external O +signals O +generated O +by O +serum O +and O +certain O +peptide O +growth O +factors O +can O +be O +transduced O +to O +the O +nucleus O +and O +inhibit O +dominant O +- O +acting O +factors O +that O +are O +responsible O +for O +myoblast O +differentiation O +. O + +16 O +, O +99 O +- O +104 O +) O +. O + +We O +have O +previously O +reported O +that O +high O +level O +human B-GENE +desmin I-GENE +expression O +depends O +on O +a O +280 O +- O +base O +pair O +muscle O +- O +specific O +enhancer O +which O +can O +function O +not O +only O +in O +myotubes O +, O +but O +can O +also O +activate O +gene O +expression O +in O +myoblasts O +. O + +After O +surgery O +, O +patients O +self O +administered O +one O +of O +three O +possible O +postsurgical O +medications O +, O +which O +included O +placebo O +, O +codeine O +60 O +mg O +, O +and O +ibuprofen O +400 O +mg O +, O +when O +their O +pain O +reached O +a O +moderate O +or O +severe O +intensity O +. O + +Replacement O +of O +the O +wild O +- O +type O +5 O +' O +- O +regulatory O +region O +with O +either O +of O +the O +mutants O +' O +cis O +- O +acting O +regulatory O +element O +resulted O +in O +the O +anaerobic O +expression O +of O +active B-GENE +Mn I-GENE +- I-GENE +superoxide I-GENE +dismutase I-GENE +. O + +The O +orf61 B-GENE +gene I-GENE +product I-GENE +, O +when O +expressed O +from O +an O +exogenous O +promoter O +, O +inhibited O +int B-GENE +- O +mediated O +integration O +at O +the O +chromosomal B-GENE +attB I-GENE +site I-GENE +. O + +Expression O +in O +established O +LCLs O +, O +occurring O +irrespective O +of O +virus O +producer O +status O +, O +was O +not O +a O +consequence O +of O +continued O +in O +vitro O +passage O +; O +thus O +, O +appropriately O +spliced O +BamHI B-GENE +- I-GENE +A I-GENE +transcripts I-GENE +could O +be O +amplified O +from O +normal O +B O +cells O +within O +1 O +day O +of O +their O +experimental O +infection O +in O +vitro O +, O +along O +with O +BamHI B-GENE +- I-GENE +C I-GENE +/ I-GENE +W I-GENE +promoter O +- O +initiated O +but O +not O +BamHI B-GENE +- I-GENE +F I-GENE +promoter I-GENE +- I-GENE +initiated I-GENE +mRNAs I-GENE +. O + +Analysis O +by O +cell O +surface O +immunofluorescence O +showed O +that O +the O +UL28 B-GENE +gene I-GENE +is O +not O +required O +for O +expression O +of O +viral O +glycoproteins O +on O +the O +surface O +of O +infected O +cells O +. O + +Furthermore O +, O +a O +mutant O +receptor O +( O +Y977F O +/ O +Y989F O +[ O +PLC B-GENE +gamma I-GENE +- O +binding O +sites O +] O +) O +could O +fully O +activate O +Ras B-GENE +, O +and O +the O +direct O +activation O +of O +protein B-GENE +kinase I-GENE +C I-GENE +and O +calcium O +mobilization O +had O +almost O +no O +effect O +on O +the O +GDP O +/ O +GTP O +state O +of O +Ras B-GENE +in O +this O +cell O +line O +. O + +Estrogen O +treatment O +in O +high O +doses O +is O +effective O +in O +reducing O +adult O +stature O +in O +constitutionally O +tall O +girls O +. O + +Uracil B-GENE +DNA I-GENE +glycosylase I-GENE +catalyzes O +the O +initial O +step O +in O +the O +repair O +pathway O +that O +removes O +potentially O +mutagenic O +uracil O +from O +duplex O +DNA O +. O + +Current O +clinical O +trials O +should O +answer O +the O +question O +of O +which O +of O +the O +therapeutic O +options O +impairs O +quality O +of O +life O +less O +. O + +In O +this O +report O +, O +we O +focus O +on O +the O +genetics O +of O +the O +region O +of O +the O +17 B-GENE +hep I-GENE +syn I-GENE +gB I-GENE +gene I-GENE +that O +conferred O +both O +the O +syncytial O +and O +pathogenic O +phenotypes O +to O +17 B-GENE +syn I-GENE ++ I-GENE +. O + +Recipients O +with O +acute O +leukaemia O +in O +first O +remission O +or O +chronic O +myeloid O +leukaemia O +in O +first O +chronic O +phase O +were O +analysed O +as O +good O +risk O +, O +and O +those O +beyond O +these O +stages O +, O +as O +poor O +risk O +patients O +. O + +Elledge O +, O +P O +. O + +Drugs O +suppressed O +> O +or O += O +75 O +% O +of O +the O +total O +premature O +ventricular O +contractions O +in O +all O +patients O +who O +had O +both O +use O +- O +dependent O +QRS O +prolongation O +and O +reverse O +use O +- O +dependent O +QT O +prolongation O +, O +in O +79 O +% O +of O +patients O +with O +use O +- O +dependent O +QRS O +prolongation O +alone O +, O +in O +70 O +% O +with O +reverse O +use O +- O +dependent O +QT O +prolongation O +alone O +, O +and O +in O +11 O +% O +with O +neither O +use O +- O +dependent O +QRS O +prolongation O +nor O +reverse O +use O +- O +dependent O +QT O +prolongation O +. O + +Losses O +during O +the O +complete O +procedure O +are O +corrected O +for O +using O +radioactive O +estrogen O +conjugates O +during O +the O +first O +steps O +and O +later O +by O +adding O +deuterated O +internal O +standards O +of O +all O +compounds O +measured O +( O +matairesinol O +, O +enterodiol O +, O +enterolactone O +, O +daidzein O +, O +O O +- O +desmethylangolensin O +, O +equol O +, O +and O +genistein O +) O +. O + +The O +Sp1 B-GENE +region I-GENE +, O +however O +, O +is O +converted O +to O +a O +functionally O +strong O +TRE O +by O +the O +viral B-GENE +tat I-GENE +factor I-GENE +. O + +Three O +group O +1 O +patients O +developed O +CMV O +disease O +; O +1 O +group O +2 O +patient O +developed O +CMV O +hepatitis O +. O + +The O +ability O +of O +spt2 B-GENE +mutations I-GENE +to O +suppress O +the O +transcriptional O +interference O +caused O +by O +the O +delta B-GENE +promoter I-GENE +insertion I-GENE +his I-GENE +- I-GENE +4 I-GENE +- I-GENE +912 I-GENE +delta I-GENE +correlates O +with O +an O +increase O +in O +wild B-GENE +- I-GENE +type I-GENE +HIS4 I-GENE +mRNA I-GENE +levels O +. O + +Nuclear O +localization O +and O +protein O +sequence O +similarities O +suggested O +that O +the O +SPT2 B-GENE +/ O +SIN1 B-GENE +protein O +may O +be O +related O +to O +the O +nonhistone B-GENE +chromosomal I-GENE +protein I-GENE +HMG1 I-GENE +. O + +The O +conserved O +ninth O +C O +- O +terminal O +heptad O +in O +thyroid O +hormone O +and O +retinoic B-GENE +acid I-GENE +receptors I-GENE +mediates O +diverse O +responses O +by O +affecting O +heterodimer O +but O +not O +homodimer O +formation O +. O + +Genetic O +interactions O +between O +BCK2 B-GENE +and O +other O +pathway O +components O +suggested O +that O +BCK2 B-GENE +functions O +on O +a O +common O +pathway O +branch O +with O +PPZ1 B-GENE +and O +PPZ2 B-GENE +. O + +Steroidogenic B-GENE +factor I-GENE +1 I-GENE +, O +an O +orphan B-GENE +nuclear I-GENE +receptor I-GENE +, O +regulates O +the O +expression O +of O +the O +rat B-GENE +aromatase I-GENE +gene I-GENE +in O +gonadal O +tissues O +. O + +To O +study O +the O +functional O +differences O +between O +cutaneous O +HPV5 O +and O +HPV8 O +E7s B-GENE +and O +genital B-GENE +HPV16 I-GENE +E7 I-GENE +, O +we O +cloned O +each O +of O +the O +E7 B-GENE +open O +reading O +frames O +and O +tested O +their O +immortalizing O +and O +transforming O +activities O +, O +the O +binding O +ability O +of O +their O +products O +with O +retinoblastoma B-GENE +protein I-GENE +( O +RB B-GENE +) O +and O +their O +complementation O +activity O +of O +a O +RB B-GENE +- I-GENE +nonbinding I-GENE +adenovirus I-GENE +E1A I-GENE +mutant I-GENE +. O + +The O +rhaB B-GENE +transcription I-GENE +start I-GENE +site I-GENE +was O +mapped O +to O +- O +24 O +relative O +to O +the O +start O +of O +translation O +. O + +Several O +lines O +of O +evidence O +demonstrate O +that O +this O +growth O +inhibition O +requires O +active O +PKA B-GENE +subunits I-GENE +and O +cAMP O +: O +( O +i O +) O +this O +phenotype O +is O +dependent O +on O +cAMP O +since O +it O +is O +not O +seen O +in O +a O +strain O +lacking O +adenylyl B-GENE +cyclase I-GENE +activity O +, O +but O +the O +growth O +rate O +of O +these O +transformants O +is O +slower O +when O +exogenous O +cAMP O +is O +added O +; O +( O +ii O +) O +normal O +growth O +occurs O +when O +wild O +- O +type O +RI B-GENE +cDNA O +is O +replaced O +by O +a O +mutant B-GENE +RI I-GENE +cDNA I-GENE +encoding O +a O +RI B-GENE +protein I-GENE +with O +reduced O +cAMP O +binding O +; O +and O +( O +iii O +) O +the O +growth O +- O +inhibited O +phenotype O +of O +the O +transformed O +BL21 O +( O +DE3 O +) O +cells O +requires O +soluble O +, O +active O +C B-GENE +alpha I-GENE +protein I-GENE +. O + +Liu O +, O +B O +. O + +BCR B-GENE +- O +ABL B-GENE +and O +v B-GENE +- I-GENE +abl I-GENE +oncogenes I-GENE +induce O +distinct O +patterns O +of O +thymic O +lymphoma O +involving O +different O +lymphocyte O +subsets O +. O + +These O +experiments O +confirm O +that O +the O +6 O +- O +S O +liganded O +form O +of O +the O +receptor O +identified O +in O +nuclear O +extracts O +of O +cells O +treated O +with O +2 O +, O +3 O +, O +7 O +, O +8 O +- O +tetrachlorodibenzo O +- O +p O +- O +dioxin O +( O +TCDD O +) O +contains O +the O +Ah B-GENE +receptor I-GENE +protein I-GENE +and O +ARNT B-GENE +but O +not O +the O +90 B-GENE +- I-GENE +kDa I-GENE +heat I-GENE +shock I-GENE +protein I-GENE +. O + +LDL B-GENE +cholesterol I-GENE +decreased O +from O +4 O +. O +74 O ++ O +/ O +- O +0 O +. O +87 O +to O +3 O +. O +78 O ++ O +/ O +- O +0 O +. O +78 O +mmol O +/ O +l O +after O +8 O +weeks O +on O +simvastatin O +( O +P O +< O +0 O +. O +001 O +) O +, O +and O +apo B-GENE +B I-GENE +fell O +from O +142 O ++ O +/ O +- O +31 O +to O +112 O ++ O +/ O +- O +22 O +mg O +/ O +dl O +( O +P O +< O +0 O +. O +001 O +) O +. O + +LDL B-GENE +cholesterol I-GENE +decreased O +from O +4 O +. O +74 O ++ O +/ O +- O +0 O +. O +87 O +to O +3 O +. O +78 O ++ O +/ O +- O +0 O +. O +78 O +mmol O +/ O +l O +after O +8 O +weeks O +on O +simvastatin O +( O +P O +< O +0 O +. O +001 O +) O +, O +and O +apo B-GENE +B I-GENE +fell O +from O +142 O ++ O +/ O +- O +31 O +to O +112 O ++ O +/ O +- O +22 O +mg O +/ O +dl O +( O +P O +< O +0 O +. O +001 O +) O +. O + +This O +negative O +element O +may O +, O +at O +least O +in O +part O +, O +be O +responsible O +for O +the O +cell O +type O +- O +specific O +expression O +of O +the O +DGK B-GENE +gene I-GENE +. O + +Regulated O +activity O +of O +the O +distal O +promoter O +- O +like O +element O +of O +the O +human B-GENE +corticotropin I-GENE +- I-GENE +releasing I-GENE +hormone I-GENE +gene I-GENE +and O +secondary O +structural O +features O +of O +its O +corresponding O +transcripts O +. O + +A O +new O +bioencapsulation O +technology O +for O +microbial O +inoculants O +. O + +We O +linked O +hypersensitivity O +site O +2 O +( O +HS2 O +) O +from O +the O +locus O +control O +region O +( O +LCR O +) O +to O +a O +A B-GENE +gamma I-GENE +- I-GENE +globin I-GENE +gene O +( O +A B-GENE +gamma I-GENE +* I-GENE +) O +mutationally O +marked O +to O +allow O +its O +transcript O +to O +be O +distinguished O +from O +endogenous O +gamma B-GENE +- I-GENE +globin I-GENE +mRNA O +. O + +INTERVENTIONS O +- O +- O +Patients O +allocated O +to O +treatment O +with O +levodopa B-GENE +/ I-GENE +dopa I-GENE +decarboxylase I-GENE +inhibitor O +alone O +( O +arm O +1 O +) O +, O +levodopa B-GENE +/ I-GENE +decarboxylase I-GENE +inhibitor O +/ O +selegiline O +in O +combination O +( O +arm O +2 O +) O +, O +or O +bromocriptine O +( O +arm O +3 O +) O +. O + +It O +contains O +three O +putative O +binding O +sites O +for O +transcription B-GENE +factor I-GENE +Sp1 I-GENE +as O +well O +as O +several O +short O +sequences O +that O +are O +similar O +to O +known O +cis O +- O +acting O +enhancers O +or O +binding O +sites O +for O +transcription O +factors O +. O + +French O +bean O +contains O +a O +small O +family O +of O +genes B-GENE +encoding I-GENE +PAL I-GENE +and O +two O +of O +these O +genes O +, O +PAL2 B-GENE +and O +PAL3 B-GENE +, O +have O +been O +shown O +to O +be O +differentially O +expressed O +at O +the O +mRNA O +level O +in O +bean O +tissues O +. O + +Plasma O +thromboxane O +B2 O +levels O +in O +the O +older O +group O +were O +about O +double O +those O +in O +younger O +piglets O +. O + +By O +stepwise O +linear O +multiple O +regression O +analysis O +, O +ionized O +magnesium O +was O +significantly O +related O +to O +cyclosporin O +trough O +level O +and O +total O +cholesterol O +but O +not O +to O +serum O +creatinine O +, O +time O +after O +transplant O +or O +the O +dose O +of O +cyclosporin O +. O + +The O +human B-GENE +insulin I-GENE +- I-GENE +like I-GENE +growth I-GENE +factor I-GENE +II I-GENE +( O +IGF B-GENE +- I-GENE +II I-GENE +) O +gene O +contains O +four O +promoters O +( O +P1 O +, O +P2 O +, O +P3 O +and O +P4 O +) O +. O + +Moreover O +, O +in O +transient O +transfection O +assays O +, O +PU B-GENE +. I-GENE +1 I-GENE +alone O +activated O +reporter O +constructs O +containing O +the O +JB O +cis O +- O +element O +, O +and O +the O +activation O +was O +shown O +to O +be O +dependent O +on O +a O +glutamine O +- O +rich O +sequence O +in O +the O +amino O +- O +terminal O +portion O +of O +PU B-GENE +. I-GENE +1 I-GENE +. O + +Army O +veterans O +given O +yellow O +fever O +vaccine O +contaminated O +with O +hepatitis O +B O +virus O +in O +1942 O +and O +controls O +and O +( O +b O +) O +a O +case O +- O +control O +study O +comparing O +veterans O +with O +hepatocellular O +carcinoma O +in O +Veterans O +Affairs O +hospitals O +with O +matched O +controls O +with O +respect O +to O +receipt O +of O +contaminated O +vaccine O +in O +1942 O +. O + +They O +were O +found O +to O +be O +seropositive O +for O +antibodies O +to O +hepatitis O +C O +virus O +by O +second O +- O +generation O +testing O +( O +RIBA O +2 O +, O +Ortho O +Diagnostic O +Systems O +Inc O +, O +Westwood O +, O +MA O +) O +. O + +When O +introduced O +into O +recJ B-GENE ++ I-GENE +strains O +, O +srjA B-GENE +mutations O +conferred O +hyperrecombinational O +and O +hyper B-GENE +- I-GENE +UVr I-GENE +phenotypes O +. O + +Distinguishing O +roles O +of O +the O +membrane O +- O +cytoskeleton O +and O +cadherin B-GENE +mediated O +cell O +- O +cell O +adhesion O +in O +generating O +different O +Na B-GENE ++ I-GENE +, I-GENE +K I-GENE +( I-GENE ++ I-GENE +) I-GENE +- I-GENE +ATPase I-GENE +distributions O +in O +polarized O +epithelia O +. O + +Neonatal O +lupus O +erythematosus O +is O +most O +often O +associated O +with O +autoantibodies O +against O +Ro B-GENE +and O +La B-GENE +antigens O +. O + +Genetic O +abnormalities O +that O +could O +lead O +to O +mutagenesis O +include O +chromosomal O +abnormalities O +and O +single O +- O +gene O +mutations O +. O + +Hops O +, O +and O +L O +. O + +Continued O +absorption O +of O +amino O +acids O +by O +the O +NBB O +carrier O +( O +for O +neutral O +amino O +acids O +) O +, O +the O +Y O ++ O +system O +( O +for O +dibasic O +amino O +acids O +) O +, O +and O +the O +PHE O +carrier O +were O +operative O +even O +during O +the O +actively O +purging O +stage O +of O +watery O +diarrhoea O +due O +to O +cholera O +. O + +1 O +) O +CFDN O +, O +AMPC O +and O +MNZ O +showed O +a O +potent O +antimicrobial O +activity O +against O +H O +. O +pylori O +, O +and O +especially O +, O +AMPC O +showed O +a O +marked O +bactericidal O +activity O +in O +a O +short O +time O +. O + +Creutzfeldt O +- O +Jakob O +disease O +and O +lyophilised O +dura O +mater O +grafts O +: O +report O +of O +two O +cases O +. 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O + +A O +patient O +matches O +a O +PIC O +patient O +if O +both O +have O +the O +same O +mechanism O +of O +injury O +, O +the O +same O +coding O +of O +Revised O +Trauma O +Score O +variables O +( O +Glascow O +Coma O +Scale O +score O +, O +systolic O +blood O +pressure O +, O +respiratory O +rate O +) O +, O +the O +same O +coded O +age O +per O +A O +Severity O +Characterization O +of O +Trauma O +) O +( O +ASCOT O +) O +, O +and O +if O +they O +differ O +by O +no O +more O +than O +0 O +. O +5 O +for O +A O +, O +B O +, O +and O +C O +( O +the O +ASCOT O +components O +for O +serious O +injuries O +) O +. O + +Skin O +and O +bowel O +TPO2 O +varied O +with O +DO2 O +and O +each O +other O +( O +P O +< O +0 O +. O +05 O +) O +. O + +We O +have O +isolated O +a O +cosmid O +containing O +DNA O +that O +corresponds O +to O +the O +site O +of O +transposon O +insertion O +in O +257DH4 O +and O +have O +localized O +Tn5 B-GENE +on O +an O +8 B-GENE +. I-GENE +0 I-GENE +kb I-GENE +EcoRI I-GENE +fragment I-GENE +. O + +The O +scr B-GENE +regulon I-GENE +of O +pUR400 O +and O +the O +chromosomally B-GENE +encoded I-GENE +scr I-GENE +regulon I-GENE +of I-GENE +Klebsiella I-GENE +pneumoniae I-GENE +KAY2026 I-GENE +are O +both O +negatively O +controlled O +by O +a O +specific O +repressor O +( O +ScrR B-GENE +) O +. O + +Although O +the O +molecular O +mechanisms O +involved O +in O +this O +regulation O +are O +currently O +being O +elucidated O +, O +very O +little O +is O +known O +about O +the O +trans O +- O +acting O +factors O +that O +allow O +expression O +of O +the O +nitrate B-GENE +and I-GENE +nitrite I-GENE +reductase I-GENE +genes I-GENE +which O +code O +for O +the O +first O +enzymes O +in O +the O +pathway O +. O + +The O +Ntl1 B-GENE +gene I-GENE +is O +present O +as O +a O +unique O +copy O +in O +the O +diploid O +N O +. O +plumbaginifolia O +species O +. 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O + +When O +multiple O +copies O +of O +the O +IL B-GENE +- I-GENE +1 I-GENE +beta I-GENE +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +site I-GENE +were O +linked O +to O +an O +enhancerless O +simian B-GENE +virus I-GENE +40 I-GENE +promoter I-GENE +, O +this O +element O +was O +able O +to O +mediate O +phorbol O +ester O +- O +or O +lipopolysaccharide O +- O +inducible O +gene O +expression O +. O + +We O +found O +that O +the O +3 O +' O +- O +end O +- O +adjacent O +sequence O +CA O +( O +N O +) O +3 O +- O +10AGTNNAA O +, O +conserved O +in O +plant O +Pol B-GENE +II I-GENE +- O +specific O +U B-GENE +snRNA I-GENE +genes I-GENE +, O +is O +essential O +for O +the O +3 O +' O +- O +end O +formation O +of O +U2 B-GENE +transcripts I-GENE +and O +, O +similar O +to O +the O +vertebrate O +3 O +' O +box O +, O +is O +highly O +tolerant O +to O +mutation O +. O + +These O +results O +indicate O +that O +Rb B-GENE +protein I-GENE +is O +interacting O +with O +some O +component O +( O +s O +) O +of O +the O +cell O +cycle O +- O +regulatory O +machinery O +during O +G2 O +phase O +. O + +MDBP B-GENE +from O +HeLa O +and O +Raji O +cells O +formed O +DNA O +- O +protein O +complexes O +with O +X O +- O +box O +oligonucleotides O +that O +coelectrophoresed O +with O +those O +containing O +standard O +MDBP B-GENE +sites I-GENE +. O + +Transgenic O +mice O +harboring O +the O +rat O +TnI B-GENE +- O +CAT B-GENE +fusion O +gene O +expressed O +the O +reporter O +specifically O +in O +the O +skeletal O +muscle O +. O + +The O +ADP B-GENE +- I-GENE +ribosylation I-GENE +factor I-GENE +( O +ARF B-GENE +) O +family O +is O +one O +of O +four O +subfamilies O +of O +the O +RAS B-GENE +superfamily I-GENE +of O +low B-GENE +molecular I-GENE +weight I-GENE +GTP I-GENE +- I-GENE +binding I-GENE +proteins I-GENE +( O +G B-GENE +proteins I-GENE +) O +. O + +The O +E1 B-GENE +gene I-GENE +is O +located O +within O +the O +first O +intron O +of O +the O +gene O +for O +RCC1 B-GENE +, O +a O +protein O +that O +regulates O +onset O +of O +mitosis O +. O + +Genomic O +Southern O +blot O +analysis O +and O +chromosome O +mapping O +showed O +that O +GPRK6 B-GENE +hybridizes O +to O +two O +closely O +related O +genes O +located O +on O +chromosomes O +5 O +and O +13 O +and O +are O +, O +therefore O +, O +distinct O +from O +the O +GPRK B-GENE +located O +near O +the O +Huntington B-GENE +disease I-GENE +locus I-GENE +on O +chromosome O +4 O +. O + +Metabolic O +labeling O +studies O +in O +S O +. O +cerevisiae O +and O +co O +- O +expression O +of O +nmt72p B-GENE +with O +several O +protein O +substrates O +of O +Nmt1p B-GENE +in O +Escherichia O +coli O +indicate O +that O +the O +Leu99 O +- O +- O +> O +Pro O +substitution O +causes O +a O +reduction O +in O +the O +acylation O +of O +some O +but O +not O +all O +protein O +substrates O +. O + +These O +CTD B-GENE +kinases I-GENE +, O +designated O +CTDK1 B-GENE +and O +CTDK2 B-GENE +, O +are O +fractionated O +by O +chromatography O +on O +Mono O +Q O +. O + +Previously O +, O +we O +identified O +a O +51 O +- O +bp O +promoter O +fragment O +, O +oligo31 O +/ O +32 O +, O +which O +conferred O +heat O +shock O +inducibility O +on O +the O +heterologous O +CYC1 B-GENE +- O +lacZ B-GENE +reporter O +gene O +in O +S O +. O +cerevisiae O +( O +N O +. O + +To O +identify O +factors O +that O +may O +modify O +the O +heterosexual O +transmission O +of O +human O +T O +cell O +leukemia O +/ O +lymphoma O +virus O +type O +I O +( O +HTLV O +- O +I O +) O +, O +534 O +married O +couples O +enrolled O +in O +the O +Miyazaki O +Cohort O +Study O +between O +November O +1984 O +and O +April O +1989 O +were O +studied O +: O +95 O +husband O +HTLV O +- O +I O +- O +seropositive O +( O +H O ++ O +) O +/ O +wife O +seropositive O +( O +W O ++ O +) O +, O +33 O +H O ++ O +/ O +W O +- O +, O +64 O +H O +- O +/ O +W O ++ O +, O +and O +342 O +H O +- O +/ O +W O +- O +. O + +To O +characterize O +the O +expression O +of O +this O +DNA B-GENE +repair I-GENE +enzyme I-GENE +, O +we O +have O +isolated O +the O +corresponding O +genomic O +clone O +. O + +L O +. O +, O +Stange O +, O +G O +. O +, O +Markovich O +, O +D O +. O +, O +Biber O +, O +J O +. O +, O +Testar O +, O +X O +. O +, O +Zorzano O +, O +A O +. O +, O +Palacin O +, O +M O +. O +, O +and O +Murer O +, O +H O +. O + +The O +nucleotide O +sequence O +of O +the O +gene O +predicts O +a O +polypeptide O +of O +215 O +amino O +acids O +( O +25 O +. O +2 O +kDa O +) O +with O +two O +putative O +membrane O +- O +spanning O +domains O +. O + +SAECG O +, O +echocardiography O +and O +thallium O +- O +201 O +imaging O +were O +performed O +before O +and O +1 O +month O +after O +attempted O +angioplasty O +. O + +They O +were O +called O +PACE4 B-GENE +and O +PC4 B-GENE +. O + +Both O +fusion O +proteins O +form O +stable O +specific O +complexes O +with O +a O +short O +DNA O +duplex O +harboring O +the O +CTGT O +( O +at O +) O +4ACAG O +consensus O +sequence O +of O +the O +LexA B-GENE +repressor I-GENE +. O + +Ten O +selenocysteine O +residues O +( O +deduced O +) O +are O +present O +. O + +CONCLUSIONS O +: O +Free O +protein B-GENE +S I-GENE +deficiency O +is O +common O +among O +hospitalized O +patients O +, O +even O +in O +the O +absence O +of O +a O +recognized O +predisposing O +condition O +. O + +During O +the O +past O +decade O +, O +different O +types O +of O +endogenous O +retroviral O +sequences O +have O +been O +defined O +in O +the O +human O +genome O +usually O +by O +low O +stringency O +hybridization O +employing O +DNA O +probes O +of O +evolutionary O +conserved O +animal O +retrovirus O +genes O +. O + +As O +the O +components O +of O +these O +complexes O +, O +at O +least O +five O +TRBPs B-GENE +( O +p30 B-GENE +, O +p37 B-GENE +, O +p46 B-GENE +, O +p50 B-GENE +, O +and O +p56 B-GENE +) O +showing O +specific O +binding O +to O +the O +TAR O +RNA O +were O +detected O +in O +the O +uv O +cross O +- O +linking O +assay O +. O + +The O +obvious O +functional O +necessity O +for O +editing O +in O +kinetoplastid O +mitochondria O +is O +the O +formation O +of O +translatable O +mRNAs O +. O + +An O +extensive O +inverted O +repeat O +is O +present O +3 O +' O +of O +rpeA B-GENE +; O +inverted O +repeats O +are O +found O +downstream O +of O +all O +PE B-GENE +operons I-GENE +sequenced O +to O +date O +, O +although O +the O +sequence O +is O +not O +conserved O +. O + +Large O +differences O +between O +the O +groups O +were O +not O +observed O +in O +HA B-GENE +- I-GENE +synthesizing I-GENE +enzyme I-GENE +activity O +, O +but O +degradative O +enzyme O +activity O +was O +much O +higher O +in O +aspirin O +- O +induced O +asthma O +- O +related O +polyps O +than O +in O +other O +types O +of O +nasal O +polyps O +tested O +. O + +In O +the O +multivariate O +analysis O +, O +six O +variables O +were O +independently O +correlated O +with O +survival O +: O +blood O +urea O +nitrogen O +level O +, O +serum B-GENE +aspartate I-GENE +aminotransferase I-GENE +level O +, O +community O +- O +acquired O +vs O +. O +hospital O +- O +acquired O +peritonitis O +, O +age O +, O +Child O +- O +Pugh O +score O +and O +ileus O +. O + +Localization O +of O +the O +intronless O +gene O +coding O +for O +calmodulin B-GENE +- I-GENE +like I-GENE +protein I-GENE +CLP B-GENE +to O +human O +chromosome O +10p13 O +- O +ter O +. O + +In O +wandering O +stage O +larvae O +, O +the O +OBP B-GENE +transcript I-GENE +appeared O +to O +be O +at O +least O +250 O +- O +fold O +less O +abundant O +than O +ribosomal O +RNA O +. O + +One O +such O +mutant O +also O +affects O +the O +overlapping O +- O +10 O +hexamer O +of O +PR O +and O +results O +in O +reduced O +occupancy O +by O +both O +MerR B-GENE +and O +RNA B-GENE +polymerase I-GENE +, O +likely O +as O +a O +result O +of O +inefficient O +transcriptional O +initiation O +of O +merR B-GENE +mRNA I-GENE +. O + +This O +promoter O +could O +direct O +the O +constitutive O +expression O +of O +the O +reporter O +beta B-GENE +- I-GENE +galactosidase I-GENE +at O +high O +frequency O +in O +transfected O +colonies O +of O +transformed O +cells O +that O +express O +L B-GENE +- I-GENE +plastin I-GENE +constitutively O +; O +by O +contrast O +, O +this O +promoter O +was O +virtually O +inactive O +in O +transfected O +colonies O +of O +normal O +fibroblasts O +and O +it O +exhibited O +a O +low O +frequency O +of O +constitutive O +activation O +in O +transfected O +colonies O +of O +in O +vitro O +SV40 O +- O +transformed O +fibroblasts O +which O +did O +not O +exhibit O +L B-GENE +- I-GENE +plastin I-GENE +expression O +. O + +The O +half O +- O +life O +of O +the O +serum O +- O +induced O +CBP B-GENE +/ O +tk B-GENE +binding O +activity O +was O +estimated O +to O +be O +less O +than O +1 O +h O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +400 O +WORDS O +) O + +The O +gene O +includes O +three O +exons O +and O +two O +introns O +within O +1 O +. O +6 O +kilobases O +of O +DNA O +, O +and O +the O +entire O +open O +reading O +frame O +for O +glycoprotein B-GENE +IX I-GENE +is O +included O +within O +the O +third O +exon O +. O + +Rhizobium O +meliloti O +large O +plasmid O +pRmeGR4b O +carries O +the O +nodulation O +competitiveness O +locus O +nfe B-GENE +responsible O +for O +the O +nodulation O +efficiency O +and O +competitive O +ability O +of O +strain O +GR4 O +on O +alfalfa O +roots O +. O + +Further O +, O +the O +ability O +of O +recombinant O +beta O +and O +/ O +or O +gamma O +chains O +to O +function O +in O +defined O +biochemical O +assays O +of O +beta O +gamma O +activity O +was O +assessed O +for O +membrane O +extracts O +and O +supernatant O +fractions O +from O +infected O +Sf9 O +cells O +. O + +This O +report O +describes O +the O +identification O +of O +a O +gene O +of O +related O +function O +, O +SMD1 B-GENE +, O +located O +immediately O +3 O +' O +to O +PRP38 B-GENE +. O + +These O +data O +establish O +Smd1p B-GENE +as O +a O +required O +component O +of O +the O +cellular O +splicing O +apparatus O +and O +a O +factor O +in O +snRNA O +maturation O +and O +stability O +. O + +This O +study O +compared O +the O +gross O +and O +fine O +motor O +performance O +of O +14 O +traumatically O +brain O +- O +injured O +children O +( O +five O +to O +15 O +years O +old O +, O +with O +loss O +of O +consciousness O +for O +at O +least O +24 O +hours O +) O +to O +14 O +normal O +children O +group O +matched O +for O +age O +and O +sex O +. O + +We O +compared O +the O +parameters O +pleural B-GENE +adenosine I-GENE +deaminase I-GENE +( O +PADA B-GENE +, O +determined O +in O +405 O +patients O +) O +, O +the O +PADA B-GENE +/ O +serum B-GENE +ADA I-GENE +ratio O +( O +P B-GENE +/ O +SADA B-GENE +; O +276 O +cases O +) O +, O +pleural B-GENE +lysozyme I-GENE +( O +PLYS B-GENE +, O +276 O +cases O +) O +, O +the O +PLYS B-GENE +/ O +serum B-GENE +LYS I-GENE +ratio O +( O +P B-GENE +/ O +SLYS B-GENE +; O +276 O +cases O +) O +, O +and O +pleural B-GENE +interferon I-GENE +gamma I-GENE +( O +IFN B-GENE +, O +145 O +cases O +) O +regarding O +their O +ability O +to O +differentiate O +tuberculous O +pleural O +effusions O +from O +others O +. O + +These O +exons O +were O +identified O +by O +cloning O +and O +sequencing O +cDNAs O +obtained O +by O +polymerase O +chain O +reaction O +amplification O +of O +a O +fibroblast O +cDNA O +library O +. O + +Deletion O +of O +the O +apeA B-GENE +gene I-GENE +, O +either O +with O +or O +without O +deletion O +of O +other O +proteinases O +( O +protease B-GENE +IV I-GENE +and O +aminopeptidase B-GENE +N I-GENE +) O +, O +did O +not O +have O +any O +effect O +on O +cell O +growth O +in O +the O +various O +media O +tested O +. O + +In O +Experiment O +2 O +scopolamine O +hydrobromide O +, O +0 O +. O +5 O +and O +1 O +. O +0 O +mg O +/ O +kg O +i O +. O +p O +. O +, O +was O +administered O +1 O +h O +before O +each O +electrical O +stimulation O +until O +each O +rat O +showed O +the O +stage O +- O +3 O +seizure O +. O + +PNT O +, O +ADD O +and O +BSS O +in O +the O +initial O +stage O +of O +kindling O +, O +kindling O +rate O +for O +the O +stage O +- O +3 O +and O +- O +5 O +seizures O +, O +seizure O +parameters O +at O +the O +first O +stage O +- O +3 O +and O +- O +5 O +were O +recorded O +and O +compared O +to O +the O +values O +of O +saline O +- O +treated O +, O +control O +group O +. O + +CONCLUSIONS O +. O + +There O +was O +a O +positive O +correlation O +between O +pyridinium O +cross O +- O +link O +excretion O +and O +thyroid O +hormone O +concentrations O +. O + +Mutations O +truncating O +as O +many O +as O +143 O +C O +- O +terminal O +residues O +from O +the O +transcriptional O +activator O +encoded O +by O +the O +areA B-GENE +gene I-GENE +, O +mediating O +nitrogen O +metabolite O +repression O +in O +Aspergillus O +nidulans O +, O +do O +not O +significantly O +reduce O +the O +ability O +of O +the O +areA B-GENE +product I-GENE +to O +activate O +expression O +of O +most O +genes O +under O +areA B-GENE +control O +. O + +A O +region O +in O +the O +C O +- O +terminus O +of O +adenovirus B-GENE +2 I-GENE +/ I-GENE +5 I-GENE +E1a I-GENE +protein I-GENE +is O +required O +for O +association O +with O +a O +cellular O +phosphoprotein O +and O +important O +for O +the O +negative O +modulation O +of O +T24 O +- O +ras B-GENE +mediated O +transformation O +, O +tumorigenesis O +and O +metastasis O +. O + +These O +studies O +demonstrate O +that O +both O +G B-GENE +alpha I-GENE +i I-GENE +genes I-GENE +are O +dynamically O +regulated O +in O +LLC O +- O +PK1 O +cells O +by O +both O +growth O +, O +differentiation O +, O +and O +hormone O +signals O +. O + +Constructs O +containing O +the O +full B-GENE +- I-GENE +length I-GENE +PfCPK I-GENE +cDNA I-GENE +have O +been O +expressed O +in O +Escherichia O +coli O +at O +a O +high O +level O +to O +generate O +a O +60 O +- O +kDa O +recombinant O +protein O +. O + +In O +mitogen O +- O +stimulated O +splenocytes O +, O +Gfi B-GENE +- I-GENE +1 I-GENE +expression O +begins O +to O +rise O +at O +12 O +h O +after O +stimulation O +and O +reaches O +very O +high O +levels O +after O +50 O +h O +, O +suggesting O +that O +it O +may O +be O +functionally O +involved O +in O +events O +occurring O +after O +the O +interaction O +of O +IL B-GENE +- I-GENE +2 I-GENE +with O +its O +receptor O +, O +perhaps O +during O +the O +transition O +from O +the O +G1 O +to O +the O +S O +phase O +of O +the O +cell O +cycle O +. O + +We O +have O +isolated O +and O +characterized O +the O +GCD6 B-GENE +and O +GCD7 B-GENE +genes I-GENE +and O +shown O +that O +their O +products O +are O +required O +to O +repress O +GCN4 B-GENE +translation O +under O +nonstarvation O +conditions O +. O + +The O +plateau O +MO2 O +value O +was O +that O +predicted O +by O +allometric O +relation O +. O + +While O +the O +latter O +corresponded O +to O +a O +protein O +of O +824 O +amino O +acids O +, O +an O +upstream O +open O +reading O +frame O +( O +uORF O +) O +within O +the O +5 O +' O +leader O +could O +potentially O +encode O +a O +54 O +amino O +acid O +peptide O +. O + +The O +SCH9 B-GENE +protein I-GENE +kinase I-GENE +mRNA I-GENE +contains O +a O +long O +5 O +' O +leader O +with O +a O +small O +open O +reading O +frame O +. O + +In O +contrast O +to O +T O +cells O +, O +in O +fibroblasts O +PILOT B-GENE +gene I-GENE +expression O +requires O +only O +one O +signal O +( O +PMA O +) O +and O +is O +not O +affected O +by O +CyA O +. O + +Histochemical O +localization O +of O +GUS B-GENE +revealed O +promoter O +function O +in O +leaf O +epidermis O +, O +mesophyll O +and O +vascular O +bundles O +, O +in O +the O +cortex O +and O +vascular O +cylinder O +of O +the O +root O +. O + +In O +order O +to O +investigate O +how O +these O +expression O +patterns O +are O +established O +, O +we O +fused O +promoter O +regions O +of O +an O +acidic O +and O +a O +basic O +glucanase B-GENE +gene I-GENE +to O +the O +beta B-GENE +- I-GENE +glucuronidase I-GENE +( O +GUS B-GENE +) O +reporter O +gene O +and O +examined O +expression O +of O +these O +constructs O +in O +transgenic O +tobacco O +plants O +. O + +Sudomoina O +, O +A O +. O + +Zinc O +fingers O +( O +Zf O +) O +are O +a O +common O +structural O +motif O +found O +in O +many O +nucleic O +acid O +- O +binding O +proteins O +. O + +The O +deduced O +bovine O +EFIA B-GENE +# I-GENE +1 I-GENE +amino O +acid O +( O +aa O +) O +sequence O +is O +98 O +% O +identical O +to O +rat O +EFIA B-GENE +and O +100 O +% O +identical O +to O +human O +EFIA B-GENE +/ O +DbpB B-GENE +/ O +YB B-GENE +- I-GENE +1 I-GENE +family O +member O +DNA B-GENE +- I-GENE +binding I-GENE +protein I-GENE +B I-GENE +( O +DbpB B-GENE +) O +. O + +Effect O +of O +tracheal O +insufflation O +of O +deferoxamine O +on O +acute O +ozone O +toxicity O +in O +rats O +. O + +Localization O +of O +the O +insertion O +locus O +in O +the O +yeast O +genome O +and O +complementation O +studies O +with O +the O +temperature O +- O +sensitive O +mutant O +indicate O +that O +the O +two O +mutations O +are O +allelic O +. O + +Replacement O +of O +the O +spacer O +sequence O +between O +the O +two O +ARMs O +with O +a O +shorter O +stretch O +of O +sequence O +also O +reduced O +RNA O +binding O +in O +vitro O +. O + +Second O +, O +the O +transcription B-GENE +factor I-GENE +Gal I-GENE +- I-GENE +ER I-GENE +was O +rendered O +more O +potent O +and O +less O +susceptible O +to O +cell O +type O +- O +specific O +variation O +by O +fusing O +the O +strong O +activating O +domain O +of O +the O +herpesvirus B-GENE +protein I-GENE +VP16 I-GENE +onto O +its O +C O +terminus O +. O + +The O +exogenous O +fos B-GENE +gene I-GENE +was O +rapidly O +induced O +to O +maximal O +levels O +within O +1 O +- O +2 O +hr O +of O +estrogen O +addition O +. O + +Elimination O +of O +Haemophilus O +influenzae O +type O +b O +meningitis O +after O +introduction O +of O +vaccination O + +Endosonography O +accurately O +assessed O +tumor O +extension O +in O +two O +T2 O +tumors O +, O +14 O +T3 O +tumors O +, O +and O +seven O +T4 O +tumors O +. O + +Analysis O +of O +cell O +cycle O +regulation O +in O +the O +budding O +yeast O +Saccharomyces O +cerevisiae O +has O +shown O +that O +a O +central O +regulatory O +protein O +kinase O +, O +Cdc28 B-GENE +, O +undergoes O +changes O +in O +activity O +through O +the O +cell O +cycle O +by O +associating O +with O +distinct O +groups O +of O +cyclins B-GENE +that O +accumulate O +at O +different O +times O +. O + +Overlapping O +clones O +representing O +full O +- O +length O +cDNAs O +for O +MMI B-GENE +alpha I-GENE +were O +obtained O +from O +mouse O +brain O +. O + +The O +method O +involves O +preliminary O +isolation O +of O +oxiracetam O +and O +internal O +standard O +from O +plasma O +by O +solid O +- O +phase O +extraction O +prior O +to O +the O +formation O +of O +their O +n O +- O +propyl O +carbamate O +derivatives O +. 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O + +NF B-GENE +- I-GENE +HB I-GENE +( O +BSAP B-GENE +) O +is O +a O +repressor O +of O +the O +murine B-GENE +immunoglobulin I-GENE +heavy I-GENE +- I-GENE +chain I-GENE +3 I-GENE +' I-GENE +alpha I-GENE +enhancer I-GENE +at O +early O +stages O +of O +B O +- O +cell O +differentiation O +. O + +In O +conclusion O +, O +changes O +in O +carotid O +sinus O +stimulation O +alters O +blood O +flow O +to O +the O +hindlimb O +through O +changes O +in O +both O +Pcrit O +and O +Ra O +. O + +Multizone O +PRK O +has O +been O +suggested O +to O +increase O +the O +predictability O +of O +higher O +myopic O +corrections O +. O + +In O +17 O +patients O +with O +deletions O +, O +the O +parental O +origin O +of O +deletion O +was O +determined O +. O + +The O +COL7A1 B-GENE +gene I-GENE +, O +which O +encodes O +type B-GENE +VII I-GENE +collagen I-GENE +, O +has O +been O +implicated O +as O +a O +candidate O +gene O +for O +dominantly O +and O +recessively O +inherited O +forms O +of O +dystrophic O +epidermolysis O +bullosa O +. O + +However O +, O +study O +of O +the O +productive O +gamma O +gene O +showed O +that O +the O +skipped O +variable O +exon O +was O +bounded O +by O +normal O +splicing O +signals O +and O +that O +the O +adjacent O +intron O +organization O +was O +not O +altered O +. O + +We O +conclude O +that O +grade O +III O +BGCT O +can O +be O +treated O +by O +modified O +intralesional O +excision O +provided O +the O +articular O +surfaces O +and O +part O +of O +the O +metaphysis O +are O +intact O +. O + +Second O +, O +nitrate O +induction O +of O +aeg B-GENE +- I-GENE +46 I-GENE +. I-GENE +5 I-GENE +operon I-GENE +expression O +is O +substantially O +enhanced O +in O +narL B-GENE +null O +strains O +( O +M O +. O +H O +. O + +This O +new O +knowledge O +has O +contributed O +to O +the O +development O +of O +a O +successful O +immunoprophylactic O +strategy O +for O +eliminating O +Hib O +disease O +. O + +The O +HMG B-GENE +CoA I-GENE +reductase I-GENE +inhibitors O +are O +the O +most O +effective O +cholesterol O +- O +lowering O +agents O +currently O +available O +. O + +The O +etiology O +, O +pathology O +, O +brain O +CT O +scan O +features O +, O +clinical O +manifestations O +and O +treatment O +of O +these O +accidents O +were O +discussed O +. O + +Drosophila O +230 O +- O +kD O +TFIID B-GENE +subunit O +, O +a O +functional O +homolog O +of O +the O +human O +cell O +cycle O +gene O +product O +, O +negatively O +regulates O +DNA O +binding O +of O +the O +TATA B-GENE +box I-GENE +- I-GENE +binding I-GENE +subunit I-GENE +of I-GENE +TFIID I-GENE +. O + +One O +enigmatic O +aspect O +of O +GATA B-GENE +factor I-GENE +expression O +is O +that O +several O +GATA B-GENE +proteins I-GENE +, O +which O +ostensibly O +share O +the O +same O +DNA O +- O +binding O +site O +specificity O +, O +are O +coexpressed O +in O +erythroid O +cells O +. O + +Pit B-GENE +- I-GENE +1 I-GENE +is O +a O +tissue O +- O +specific O +POU B-GENE +domain I-GENE +factor I-GENE +obligatory O +for O +the O +appearance O +of O +three O +cell O +phenotypes O +in O +the O +anterior O +pituitary O +gland O +. O + +Maximum O +number O +of O +strains O +( O +39 O +. O +1 O +% O +) O +were O +resistant O +in O +S O +. O +bareilly O +serotype O +, O +followed O +by O +S O +. O +typhimurium O +( O +21 O +. O +7 O +% O +) O +and O +least O +in O +S O +. O +typhi O +( O +17 O +. O +4 O +% O +) O +. O + +Characterization O +and O +hormonal O +regulation O +of O +the O +promoter O +of O +the O +rat B-GENE +prostaglandin I-GENE +endoperoxide I-GENE +synthase I-GENE +2 I-GENE +gene I-GENE +in O +granulosa O +cells O +. O + +The O +retention O +of O +75SeHCAT O +was O +low O +. O + +Members O +of O +the O +C B-GENE +/ I-GENE +EBP I-GENE +family I-GENE +of O +basic B-GENE +- I-GENE +leucine I-GENE +zipper I-GENE +( I-GENE +bZip I-GENE +) I-GENE +transcription I-GENE +factors I-GENE +form O +heterodimers O +and O +bind O +to O +the O +CAAT O +box O +and O +other O +sequence O +- O +related O +enhancer O +motifs O +. O + +In O +mammalian O +cells O +, O +phosphorylation O +of O +eIF B-GENE +- I-GENE +2 I-GENE +alpha I-GENE +inhibits O +the O +activity O +of O +eIF B-GENE +- I-GENE +2B I-GENE +, O +the O +GDP B-GENE +- I-GENE +GTP I-GENE +exchange I-GENE +factor I-GENE +for O +eIF B-GENE +- I-GENE +2 I-GENE +. O + +In O +conclusion O +, O +these O +observations O +demonstrated O +that O +stratification O +of O +acute O +MI O +patients O +by O +plasma O +ANF B-GENE +level O +is O +a O +useful O +non O +- O +invasive O +method O +for O +predicting O +prognosis O +and O +for O +identifying O +individuals O +at O +high O +risk O +of O +cardiac O +death O +. O + +Analysis O +of O +the O +binding O +of O +Lrp B-GENE +to O +a O +set O +of O +circularly O +permuted O +DNA O +fragments O +from O +this O +region O +indicates O +that O +Lrp B-GENE +induces O +DNA O +bending O +. O + +Seven O +out O +of O +34 O +patients O +died O +, O +giving O +a O +mortality O +rate O +of O +21 O +% O +. O + +A O +36 O +- O +kDa O +protein O +that O +was O +localized O +to O +the O +membrane O +fraction O +was O +detected O +in O +minicells O +containing O +plasmids O +with O +the O +ftsN B-GENE +gene I-GENE +, O +confirming O +that O +FtsN B-GENE +was O +a O +membrane O +protein O +. O + +SSG1 B-GENE +, O +a O +gene O +encoding O +a O +sporulation B-GENE +- I-GENE +specific I-GENE +1 I-GENE +, I-GENE +3 I-GENE +- I-GENE +beta I-GENE +- I-GENE +glucanase I-GENE +in O +Saccharomyces O +cerevisiae O +. O + +Expression O +of O +this O +protein O +in O +E O +. O +coli O +demonstrated O +that O +tyrosine O +was O +incorporated O +during O +suppression O +and O +that O +yeast B-GENE +cytoplasmic I-GENE +TyrRS I-GENE +activity O +was O +produced O +. O + +The O +first O +involved O +complementation O +of O +a O +nonphotosynthetic O +mutant O +of O +Chlamydomonas O +, O +CC O +- O +2341 O +( O +ac O +- O +u O +- O +g O +- O +2 O +. O +3 O +) O +, O +which O +has O +a O +frameshift O +mutation O +in O +the O +psaB B-GENE +gene I-GENE +, O +and O +selection O +of O +photosynthetic O +transformants O +on O +minimal O +medium O +. O + +Against O +200 O +strains O +of O +methicillin O +- O +resistant O +Staphylococcus O +aureus O +( O +MRSA O +) O +isolated O +from O +1990 O +to O +1991 O +, O +minimum O +inhibitory O +concentrations O +( O +MICs O +) O +of O +a O +total O +of O +15 O +antibacterial O +agents O +including O +arbekacin O +( O +ABK O +) O +were O +determined O +. O + +It O +is O +reported O +that O +, O +at O +present O +, O +most O +of O +the O +MRSAs O +spreading O +in O +Japan O +are O +acceleratedly O +acquiring O +resistance O +to O +many O +drugs O +, O +and O +especially O +, O +they O +are O +developing O +high O +resistance O +against O +beta O +- O +lactams O +. O + +Beg2 B-GENE +and O +Beg1 B-GENE +are O +regulated O +differently O +which O +may O +indicate O +variation O +in O +storage O +or O +utilization O +properties O +among O +the O +barley B-GENE +globulins I-GENE +. O + +Here O +, O +we O +have O +more O +closely O +investigated O +transactivation O +of O +the O +human B-GENE +HSP70 I-GENE +promoter I-GENE +by O +Myb B-GENE +proteins I-GENE +. O + +We O +have O +found O +out O +that O +one O +- O +year O +- O +old O +carps O +are O +extremely O +sensitive O +to O +ichthiomycin O +in O +concentrations O +between O +25 O +- O +125 O +micrograms O +/ O +dm3 O +. O + +RESULTS O +: O +Statistically O +significant O +differences O +were O +obtained O +between O +group O +I O +and O +II O +concerning O +the O +number O +of O +patients O +in O +whom O +induced O +atrial O +fibrillation O +with O +conduction O +by O +the O +accessory O +pathway O +and O +RR O +< O +or O += O +250 O +msec O +was O +found O +( O +0 O +vs O +6 O +, O +p O += O +0 O +. O +0045 O +) O +. O + +We O +studied O +the O +effect O +of O +skinfold O +thickness O +on O +the O +correlation O +between O +serum O +total O +bilirubin O +level O +and O +transcutaneous O +bilirubin O +( O +TcB O +) O +readings O +. O + +The O +GTPase B-GENE +activity O +of O +CDC42Ce B-GENE +is O +moderately O +stimulated O +by O +human B-GENE +n I-GENE +- I-GENE +chimaerin I-GENE +, O +a O +GTPase B-GENE +- I-GENE +activating I-GENE +protein I-GENE +for O +the O +related O +p21 B-GENE +rac1 B-GENE +. O + +Tl O +- O +201 O +uptake O +ratio O +of O +the O +right O +ventricle O +, O +which O +represents O +the O +ratio O +of O +total O +counts O +of O +the O +right O +ventricle O +to O +counts O +of O +the O +administered O +dose O +of O +Tl O +- O +201 O +, O +was O +higher O +in O +COPD O +, O +especially O +in O +pulmonary O +emphysema O +and O +B O +type O +COPD O +by O +Burrows O +classification O +than O +in O +controls O +. O + +A O +second O +hydrophobic O +domain O +, O +bordered O +by O +two O +hydrophilic O +regions O +strongly O +suggests O +a O +transmembrane O +region O +. O + +This O +gene O +spans O +23 O +kb O +and O +is O +composed O +of O +five O +exons O +and O +four O +introns O +. O + +The O +remaining O +RAD B-GENE ++ I-GENE +cells O +progressed O +to O +form O +microcolonies O +( O +< O +30 O +cells O +) O +containing O +aberrantly O +shaped O +inviable O +cells O +. O + +The O +11 O +; O +22 O +chromosomal O +translocation O +specifically O +linked O +to O +Ewing O +sarcoma O +and O +primitive O +neuroectodermal O +tumor O +results O +in O +a O +chimeric O +molecule O +fusing O +the O +amino O +- O +terminal O +- O +encoding O +portion O +of O +the O +EWS B-GENE +gene I-GENE +to O +the O +carboxyl O +- O +terminal O +DNA O +- O +binding O +domain O +encoded O +by O +the O +FLI1 B-GENE +gene I-GENE +. O + +These O +findings O +suggest O +that O +a O +range O +of O +microenvironmental O +conditions O +exist O +within O +purified O +water O +systems O +, O +leading O +to O +variable O +populations O +of O +bacteria O +. O + +X O +- O +linked O +liver O +glycogenosis O +: O +localization O +and O +isolation O +of O +a O +candidate O +gene O +. O + +This O +conclusion O +is O +based O +on O +the O +observations O +of O +the O +immunologic O +changes O +that O +characterize O +the O +acute O +stages O +of O +illness O +as O +well O +as O +on O +the O +demonstrated O +association O +with O +toxin O +- O +producing O +bacteria O +in O +the O +pharynx O +and O +gastrointestinal O +tract O +. O + +Measurement O +of O +anti B-GENE +- I-GENE +HCV I-GENE +IgM I-GENE +antibodies I-GENE +with O +an O +experimental O +kit O + +Embryo O +coculture O +system O +may O +contribute O +to O +understand O +the O +mechanisms O +underlying O +the O +decrease O +of O +fertility O +with O +aging O +. O + +These O +cell O +lines O +displayed O +methylation O +of O +the O +CpG O +island O +surrounding O +the O +first O +exon O +of O +p16INK4A B-GENE +and O +expressed O +abundant O +levels O +of O +a O +nontranslated O +mRNA O +containing O +an O +alternative O +first O +exon O +( O +E1 O +beta O +) O +, O +as O +did O +all O +other O +cell O +lines O +in O +which O +the O +p16INK4A B-GENE +locus I-GENE +was O +not O +deleted O +. O + +An O +immunoperoxidase B-GENE +reaction O +, O +PAP B-GENE +method O +, O +with O +the O +antiserum O +of O +Factor B-GENE +VIII I-GENE +as O +the O +primary O +antibody O +, O +was O +carried O +out O +in O +the O +endometrial O +biopsies O +to O +detect O +the O +Factor B-GENE +VIII I-GENE +activity O +in O +the O +endometrial O +endothelium O +before O +and O +after O +insertion O +of O +LNG O +- O +IUD O +- O +20 O +. O + +Egd1p B-GENE +is O +homologous O +to O +human B-GENE +BTF3b I-GENE +, O +recently O +identified O +as O +the O +beta O +subunit O +of O +the O +heterodimeric B-GENE +nascent I-GENE +- I-GENE +polypeptide I-GENE +- I-GENE +associated I-GENE +complex I-GENE +( O +NAC B-GENE +) O +involved O +in O +ensuring O +signal O +- O +sequence O +- O +specific O +protein O +sorting O +and O +translocation O +[ O +Wiedmann O +et O +al O +. O +, O +Nature O +370 O +( O +1994 O +) O +434 O +- O +440 O +] O +. O + +Purified O +PLB B-GENE +showed O +optimal O +lyase B-GENE +activity O +at O +pH O +10 O +. O +0 O +. O + +The O +5 O +' O +flanking O +regions O +of O +both O +pelA B-GENE +and O +pelB B-GENE +were O +translationally O +fused O +to O +the O +beta B-GENE +- I-GENE +glucuronidase I-GENE +gene I-GENE +and O +introduced O +into O +F O +. O +solani O +f O +. O +sp O +. O +pisi O +, O +and O +beta B-GENE +- I-GENE +glucuronidase I-GENE +activities O +of O +the O +transformants O +were O +measured O +. O + +When O +nifA B-GENE +mRNA I-GENE +5 O +' O +start O +points O +were O +mapped O +by O +primer O +extension O +, O +both O +a O +minor O +upstream O +transcript O +( O +s O +) O +starting O +45 O +bp O +distal O +to O +the O +anaerobox O +and O +a O +major O +downstream O +transcript O +starting O +10 O +bp O +distal O +to O +the O +sigma B-GENE +54 I-GENE +box O +were O +observed O +. O + +We O +failed O +to O +find O +these O +data O +to O +be O +useful O +in O +predicting O +the O +time O +of O +onset O +of O +initial O +seizures O +after O +acute O +ischemic O +stroke O +and O +recurrence O +. O + +The O +human B-GENE +papillomavirus I-GENE +type I-GENE +16 I-GENE +E7 I-GENE +protein I-GENE +complements O +adenovirus B-GENE +type I-GENE +5 I-GENE +E1A I-GENE +amino O +- O +terminus O +- O +dependent O +transactivation O +of O +adenovirus B-GENE +type I-GENE +5 I-GENE +early I-GENE +genes I-GENE +and O +increases O +ATF B-GENE +and O +Oct B-GENE +- I-GENE +1 I-GENE +DNA O +binding O +activity O +. O + +A O +chaotropic O +detergent O +, O +0 O +. O +1 O +% O +Nonidet O +P O +- O +40 O +, O +also O +abolished O +the O +interaction O +, O +further O +supporting O +the O +hydrophobic O +nature O +of O +the O +interaction O +. O + +Degradation O +of O +the O +soybean B-GENE +ribulose I-GENE +- I-GENE +1 I-GENE +, I-GENE +5 I-GENE +- I-GENE +bisphosphate I-GENE +carboxylase I-GENE +small I-GENE +- I-GENE +subunit I-GENE +mRNA I-GENE +, O +SRS4 B-GENE +, O +initiates O +with O +endonucleolytic O +cleavage O +. O + +Cloning O +and O +sequencing O +revealed O +that O +dMax B-GENE +contains O +a O +deletion O +spanning O +the O +basic O +region O +and O +helix O +1 O +and O +the O +loop O +of O +the O +helix O +- O +loop O +- O +helix O +region O +, O +presumably O +as O +a O +result O +of O +alternative O +splicing O +of O +max B-GENE +RNA I-GENE +. O + +The O +domain O +structure O +of O +bovine B-GENE +LTBP I-GENE +- I-GENE +2 I-GENE +is O +very O +similar O +to O +that O +of O +the O +human B-GENE +LTBP I-GENE +- I-GENE +2 I-GENE +, O +containing O +20 O +examples O +of O +6 O +- O +cysteine O +epidermal B-GENE +growth I-GENE +factor I-GENE +- I-GENE +like I-GENE +repeats I-GENE +, O +16 O +of O +which O +have O +the O +consensus O +sequence O +for O +calcium O +binding O +, O +together O +with O +4 O +examples O +of O +8 O +- O +cysteine O +motifs O +characteristic O +of O +fibrillins B-GENE +and O +LTBP B-GENE +- I-GENE +1 I-GENE +. O + +Similarly O +, O +expression O +of O +a O +transiently O +transfected O +wild B-GENE +- I-GENE +type I-GENE +prothymosin I-GENE +alpha I-GENE +gene I-GENE +as O +the O +reporter O +was O +not O +affected O +by O +a O +repertoire O +of O +myc B-GENE +- I-GENE +derived I-GENE +genes I-GENE +, O +including O +myc B-GENE +itself O +and O +dominant O +or O +recessive O +negative O +myc B-GENE +mutants I-GENE +. O + +Differential O +regulation O +of O +the O +alpha B-GENE +/ I-GENE +beta I-GENE +interferon I-GENE +- O +stimulated O +Jak B-GENE +/ O +Stat B-GENE +pathway O +by O +the O +SH2 B-GENE +domain O +- O +containing O +tyrosine B-GENE +phosphatase I-GENE +SHPTP1 I-GENE +. O + +We O +now O +report O +the O +isolation O +and O +expression O +of O +cDNAs O +encoding O +PTF B-GENE +gamma I-GENE +and O +PTF B-GENE +delta I-GENE +, O +as O +well O +as O +functional O +studies O +with O +cognate O +antibodies O +that O +recognize O +the O +native O +PTF B-GENE +complex I-GENE +in O +HeLa O +extracts O +. O + +Results O +from O +the O +mechanism O +study O +have O +revealed O +that O +YY1 B-GENE +is O +able O +to O +inhibit O +transactivation O +mediated O +by O +either O +AP1 B-GENE +or O +the O +Sp1 B-GENE +- I-GENE +related I-GENE +protein I-GENE +, O +and O +YY1 B-GENE +suppressive O +activity O +is O +DNA O +binding O +dependent O +. O + +The O +skp1 B-GENE ++ I-GENE +gene I-GENE +is O +not O +essential O +. O + +The O +TEA1 B-GENE +( O +Ty B-GENE +enhancer I-GENE +activator I-GENE +) O +gene O +sequence O +predicts O +a O +protein O +of O +86 O +. O +9 O +kDa O +whose O +N O +terminus O +contains O +a O +zinc O +cluster O +and O +dimerization O +motif O +typical O +of O +the O +Gal4 B-GENE +- I-GENE +type I-GENE +family I-GENE +of O +DNA O +- O +binding O +proteins O +. O + +Videonystagmoscopy O +has O +been O +used O +to O +subjectively O +observe O +the O +responses O +of O +the O +vestibular O +system O +in O +a O +population O +of O +patients O +with O +vestibular O +deficits O +. O + +The O +MCA O +and O +UA O +PI O +values O +showed O +the O +greatest O +deviation O +for O +any O +single O +- O +vessel O +parameter O +. O + +Stems O +contain O +distinctly O +less O +P B-GENE +protein I-GENE +mRNA I-GENE +and O +the O +relative O +level O +in O +roots O +is O +very O +low O +but O +still O +clearly O +detectable O +. O + +The O +B B-GENE +. I-GENE +germanica I-GENE +cyclophilin I-GENE +amino I-GENE +acid I-GENE +sequence I-GENE +shares O +83 O +% O +identity O +with O +the O +cytosolic B-GENE +cyclophilin I-GENE +isoform I-GENE +from I-GENE +Drosophila I-GENE +melanogaster I-GENE +( O +Cyp B-GENE +- I-GENE +1 I-GENE +) O +. O + +The O +minimal O +region O +of O +overlap O +of O +Langer O +- O +Giedion O +syndrome O +deletions O +, O +previously O +identified O +by O +analysis O +of O +15 O +patients O +, O +was O +placed O +on O +the O +map O +by O +analysis O +of O +2 O +patients O +whose O +deletions O +define O +the O +endpoints O +. O + +Comparison O +of O +promoters O +repressed O +by O +c B-GENE +- I-GENE +myc I-GENE +reveals O +a O +weak O +consensus O +sequence O +of O +the O +initiator O +( O +Inr O +) O +element O +: O +TCA O +( O ++ O +1 O +) O +YYYNY O +. O + +The O +human B-GENE +gp39 I-GENE +promoter I-GENE +. O + +Transfection O +analyses O +indicate O +that O +mutation O +of O +any O +one O +of O +these O +TGACCT O +motifs O +or O +truncation O +of O +the O +entire O +HD B-GENE +PPRE O +into O +a O +separate O +DR1 O +and O +DR2 O +element O +significantly O +reduced O +the O +transcriptional O +response O +of O +HD B-GENE +PPRE O +to O +peroxisome O +proliferators O +. O + +The O +site O +of O +autophosphorylation O +is O +Tyr397 O +which O +corresponds O +to O +the O +consensus O +autophosphorylation O +site O +of O +other O +Src B-GENE +family I-GENE +tyrosine B-GENE +kinases I-GENE +. O + +This O +protein O +- O +protein O +interaction O +does O +not O +require O +the O +simultaneous O +binding O +of O +Oct B-GENE +proteins I-GENE +to O +DNA O +, O +and O +high O +resolution O +footprinting O +of O +the O +Oct B-GENE +- I-GENE +DNA I-GENE +interaction O +reveals O +that O +binding O +of O +BOB B-GENE +. I-GENE +1 I-GENE +/ O +OBF B-GENE +. I-GENE +1 I-GENE +to O +Oct1 B-GENE +or O +Oct2 B-GENE +does O +not O +alter O +the O +interaction O +with O +DNA O +. O + +Together O +, O +our O +data O +suggest O +that O +the O +TR2 B-GENE +orphan I-GENE +receptor I-GENE +may O +be O +a O +master O +regulator O +in O +modulating O +the O +activation O +of O +two O +key O +HREs O +, O +RARE O +beta O +and O +CRBPIIp O +, O +involved O +in O +the O +retinoic O +acid O +signal O +transduction O +pathway O +. O + +Using O +a O +series O +of O +mutant O +proteins O +, O +we O +have O +characterized O +domains O +responsible O +for O +activation O +or O +repression O +. O + +It O +is O +considered O +that O +the O +recurrent O +annular O +erythema O +is O +a O +specific O +skin O +manifestation O +of O +SjS O +with O +anti B-GENE +SS I-GENE +- I-GENE +A I-GENE +/ O +SS B-GENE +- I-GENE +B I-GENE +antibodies I-GENE +. O + +Competition O +needs O +to O +be O +better O +studied O +, O +since O +in O +Central O +America O +and O +Caribean O +islands O +this O +kind O +of O +study O +has O +favored O +the O +biological O +control O +of O +planorbid O +species O +. O + +In O +this O +paper O +we O +describe O +properties O +of O +the O +cdc10 B-GENE +- O +C4 O +mutant O +of O +the O +fission O +yeast O +Schizosaccharomyces O +pombe O +. O + +TIEG B-GENE +expression O +in O +hFOB O +cells O +was O +highly O +induced O +by O +TGF B-GENE +- I-GENE +beta I-GENE +and O +bone B-GENE +morphogenetic I-GENE +protein I-GENE +- I-GENE +2 I-GENE +( O +BMP B-GENE +- I-GENE +2 I-GENE +) O +, O +with O +a O +moderate O +induction O +by O +epidermal B-GENE +growth I-GENE +factor I-GENE +( O +EGF B-GENE +) O +, O +but O +no O +induction O +by O +other O +growth O +factors O +/ O +cytokines O +was O +observed O +. O + +The O +predicted O +protein O +products O +of O +ORFs B-GENE +N2417 I-GENE +and O +N2403 B-GENE +present O +similarities O +with O +domains O +from O +proteins O +of O +other O +organisms O +: O +the O +Candida O +maltosa O +cycloheximide B-GENE +- I-GENE +resistance I-GENE +protein I-GENE +, O +the O +human O +interleukin B-GENE +enhancer I-GENE +- I-GENE +binding I-GENE +factor I-GENE +( O +ILF B-GENE +- I-GENE +2 I-GENE +) O +. O + +In O +particular O +, O +the O +highly O +expressed O +ADH1 B-GENE +gene I-GENE +is O +represented O +in O +this O +database O +by O +no O +less O +than O +20 O +EST O +sequences O +. O + +Five O +families O +of O +Ashkenazi O +Jewish O +descent O +carried O +the O +185delAG O +mutation O +and O +shared O +the O +same O +haplotype O +at O +eight O +polymorphic O +markers O +spanning O +approximately O +850 O +kb O +at O +BRCA1 B-GENE +. O + +The O +subjects O +from O +the O +two O +regions O +with O +a O +higher O +pollution O +level O +had O +lower O +FVC O +and O +FEV1 O +values O +than O +those O +from O +the O +Viskovo O +region O +. O + +PTP B-GENE +- I-GENE +S3 I-GENE +differs O +from O +PTP B-GENE +- I-GENE +S4 I-GENE +in O +having O +a O +deletion O +of O +19 O +amino O +acids O +corresponding O +to O +exon O +E1 O +. O + +When O +differentiated O +G0 O +- O +arrested O +leaf O +cells O +were O +induced O +to O +resume O +cell O +division O +by O +treatment O +with O +plant O +hormones O +, O +cycMs4 B-GENE +transcription O +was O +induced O +before O +the O +onset O +of O +DNA O +synthesis O +. O + +A O +survey O +is O +given O +of O +the O +pharmacological O +backgrounds O +that O +are O +relevant O +for O +the O +drug O +treatment O +of O +essential O +hypertension O +in O +the O +elderly O +. O + +Protein O +kinases O +play O +pivotal O +roles O +in O +the O +control O +of O +many O +cellular O +processes O +. O + +Interestingly O +, O +internal O +and O +5 O +' O +deletions O +revealed O +tha O +the O +distal O +promoter O +was O +not O +required O +for O +full O +transcriptional O +activity O +and O +that O +the O +first O +631 O +base O +pairs O +of O +WNT B-GENE +- I-GENE +5A I-GENE +harbored O +the O +strongest O +promoter O +activity O +. O + +The O +protein O +kinase O +domains O +of O +LIMK1 B-GENE +and O +LIMK2 B-GENE +are O +unique O +in O +that O +they O +contain O +an O +unusual O +sequence O +motif O +Asp O +- O +Leu O +- O +Asn O +- O +Ser O +- O +His O +- O +Asn O +in O +subdomain O +VIB O +and O +a O +highly O +basic O +insert O +between O +subdomains O +VII O +and O +VIII O +. O + +A O +human O +recombinant O +cDNA O +clone O +that O +encoded O +253 O +amino O +acids O +residues O +of O +a O +zinc B-GENE +- I-GENE +finger I-GENE +protein I-GENE +( O +THZif B-GENE +- I-GENE +1 I-GENE +) O +was O +cloned O +by O +screening O +a O +cDNA O +library O +prepared O +from O +human O +promyelocytic O +leukemia O +HL60 O +cells O +with O +synthetic O +oligodeoxynucleotide O +probes O +that O +corresponded O +to O +the O +amino O +acid O +sequences O +of O +tryptic O +peptides O +derived O +from O +the O +DNA O +- O +binding O +protein O +specific O +for O +the O +nuclease B-GENE +- I-GENE +hypersensitive I-GENE +element I-GENE +( O +NHE B-GENE +) O +of O +the O +human B-GENE +c I-GENE +- I-GENE +myc I-GENE +gene I-GENE +. O + +Erythrocyte O +AA O +in O +FO O ++ O +EPO B-GENE +- O +supplemented O +infants O +remained O +low O +and O +below O +breast O +- O +and O +placebo O +formula O +- O +fed O +levels O +. O + +Taking O +into O +consideration O +weight O +and O +seasonal O +changes O +in O +bone O +mass O +, O +total O +( O +TBBMC O +) O +and O +regional O +body O +bone O +mineral O +content O +were O +measured O +in O +38 O +women O +treated O +with O +GnRH B-GENE +agonists O +for O +6 O +months O +for O +endometriosis O +or O +leiomyomata O +. O + +The O +encoded O +polypeptide O +is O +similar O +in O +sequence O +to O +the O +ABA B-GENE +- I-GENE +1 I-GENE +allergen I-GENE +of I-GENE +Ascaris I-GENE +, O +the O +gp15 B-GENE +/ I-GENE +400 I-GENE +' I-GENE +ladder I-GENE +' I-GENE +protein I-GENE +of I-GENE +Brugia I-GENE +malayi I-GENE +, I-GENE +Brugia I-GENE +pahangi I-GENE +and I-GENE +Wuchereria I-GENE +bancrofti I-GENE +, O +and O +a O +15 B-GENE +- I-GENE +kDa I-GENE +antigen I-GENE +of I-GENE +Dirofilaria I-GENE +immitis I-GENE +. O + +Spontaneous O +recovery O +occurs O +within O +30 O +min O +to O +2 O +hrs O +. O + +DAF B-GENE +is O +a O +70 O +kD O +glycoprotein O +containing O +complement O +regulatory O +short O +consensus O +repeats O +( O +SCRs O +) O +; O +its O +gene O +is O +located O +in O +the O +regulation B-GENE +of I-GENE +complement I-GENE +activation I-GENE +( O +RCA B-GENE +) O +gene O +cluster O +on O +chromosome O +1 O +and O +is O +about O +40 O +kb O +in O +size O +. O + +There O +is O +no O +TATA O +box O +around O +the O +transcriptional O +start O +points O +( O +tsp O +) O +, O +as O +determined O +by O +primer O +extension O +analysis O +. O + +According O +to O +the O +investigation O +, O +the O +recent O +burst O +of O +pseudoterranovosis O +in O +this O +area O +can O +be O +attributed O +to O +the O +increased O +presence O +of O +sea O +lions O +, O +which O +proliferate O +in O +the O +Arctic O +region O +, O +then O +migrate O +to O +the O +northern O +Japan O +Sea O +and O +eat O +the O +intermediate O +host O +fish O +. O + +In O +summary O +, O +the O +efficacies O +of O +adjuvant O +carboplatin O +and O +of O +abdominal O +radiotherapy O +seem O +to O +be O +identical O +. O + +To O +identify O +some O +of O +the O +genes O +expressed O +in O +LPS O +- O +activated O +coelomocytes O +, O +we O +sequenced O +randomly O +chosen O +clones O +from O +a O +directionally O +constructed O +cDNA O +library O +to O +produce O +a O +set O +of O +expressed O +sequence O +tags O +( O +ESTs O +) O +. O + +Characterization O +of O +an O +EcR B-GENE +/ O +USP B-GENE +heterodimer O +target O +site O +that O +mediates O +ecdysone O +responsiveness O +of O +the O +Drosophila B-GENE +Lsp I-GENE +- I-GENE +2 I-GENE +gene I-GENE +. O + +Thus O +, O +SPECT O +was O +not O +as O +sensitive O +as O +PET O +in O +this O +activation O +task O +. O + +Transcriptional O +activation O +of O +the O +chicken B-GENE +lysozyme I-GENE +gene I-GENE +by O +NF B-GENE +- I-GENE +kappa I-GENE +Bp65 I-GENE +( O +RelA B-GENE +) O +and O +c B-GENE +- I-GENE +Rel I-GENE +, O +but O +not O +by O +NF B-GENE +- I-GENE +kappa I-GENE +Bp50 I-GENE +. O + +The O +results O +indicate O +that O +the O +bradycardic O +agents O +alinidine O +and O +zatebradine O +do O +not O +exert O +antiarrhythmic O +efficacy O +against O +SVT O +induced O +during O +subacute O +myocardial O +infarction O +in O +conscious O +dogs O +. O + +In O +vivo O +, O +selective O +activation O +of O +SAPKs B-GENE +stimulates O +formation O +of O +the O +ternary O +complex O +containing O +Elk B-GENE +- I-GENE +1 I-GENE +, O +serum B-GENE +response I-GENE +factor I-GENE +and O +the O +serum O +response O +element O +, O +and O +enhances O +Elk B-GENE +- I-GENE +1 I-GENE +- O +dependent O +transcription O +. O + +An O +epidemic O +of O +hepatitis O +B O +virus O +infection O +among O +intravenous O +drug O +users O +in O +Iceland O +. O + +Three O +of O +these O +subunits O +are O +also O +homologous O +to O +the O +dimeric O +POR B-GENE +from O +a O +mesophilic O +archaeon O +, O +Halobacterium O +halobium O +( O +21 O +% O +identity O +) O +. O + +The O +transposon O +- O +inactivated O +gene O +, O +designated O +pilP B-GENE +, O +is O +525 O +bp O +long O +, O +potentially O +encoding O +a O +19 O +. O +1 O +- O +kDa O +protein O +precursor O +that O +contains O +a O +typical O +membrane O +lipoprotein O +leader O +sequence O +. O + +Cheung O +and O +S O +. O + +Upstream O +of O +the O +dra B-GENE +gene I-GENE +an O +open O +reading O +frame O +of O +313 O +amino O +acids O +was O +identified O +. O + +Sucrose O +- O +specific O +regulation O +of O +scrB B-GENE +was O +also O +lost O +upon O +deletion O +of O +4 O +bp O +of O +a O +palindromic O +sequence O +( O +OB O +) O +covering O +positions O ++ O +6 O +to O ++ O +21 O +downstream O +of O +the O +scrB B-GENE +transcriptional O +start O +site O +. O + +In O +E O +. O +coli O +, O +CheW B-GENE +mediates O +the O +physical O +coupling O +of O +the O +receptors O +to O +the O +kinase O +CheA B-GENE +. O + +The O +promoter O +of O +the O +first O +gene O +, O +epiF B-GENE +, O +responded O +to O +the O +activator B-GENE +protein I-GENE +EpiQ I-GENE +and O +contained O +a O +palindromic O +sequence O +similar O +to O +the O +EpiQ B-GENE +binding I-GENE +site I-GENE +of O +the O +epiA B-GENE +promoter I-GENE +, O +which O +is O +also O +activated O +by O +EpiQ B-GENE +. O + +CXC O +chemokines O +bind O +to O +unique O +sets O +of O +selectivity O +determinants O +that O +can O +function O +independently O +and O +are O +broadly O +distributed O +on O +multiple O +domains O +of O +human O +interleukin B-GENE +- I-GENE +8 I-GENE +receptor I-GENE +B I-GENE +. O + +Oligodeoxynucleotides O +antisense O +to O +the O +predicted O +translation O +initiation O +regions O +of O +ICP4 B-GENE +and O +pp38 B-GENE +mRNAs I-GENE +inhibited O +proliferation O +of O +MSB1 O +cells O +but O +not O +MDCC O +- O +CU91 O +( O +CU91 O +) O +reticuloendotheliosis O +virus O +- O +transformed O +cells O +. O + +Retroviral O +replication O +requires O +that O +a O +portion O +of O +the O +primary O +transcripts O +generated O +from O +proviral O +DNA O +be O +spliced O +to O +serve O +as O +mRNA O +for O +the O +envelope B-GENE +protein I-GENE +and O +in O +Rous O +sarcoma O +virus O +as O +src B-GENE +mRNA I-GENE +. O + +In O +this O +case O +the O +degree O +of O +promoter O +methylation O +, O +which O +could O +extend O +beyond O +the O +T O +- O +DNA O +borders O +, O +was O +not O +correlated O +with O +the O +reduction O +in O +steady O +- O +state O +poly O +( O +A O +) O ++ O +mRNA O +levels O +, O +the O +silenced O +state O +was O +transmitted O +through O +meiosis O +and O +reactivation O +lasted O +several O +generations O +. O + +Thus O +, O +the O +consensus O +sequences O +for O +phosphatase O +regulation O +are O +5 O +' O +- O +GCACGTGGG O +- O +3 O +' O +and O +5 O +' O +- O +GCACGTTTT O +- O +3 O +' O +which O +differ O +from O +the O +binding O +sequences O +for O +the O +Cpflp B-GENE +protein O +required O +for O +transcription O +of O +the O +genes O +in O +methionine O +biosynthesis O +and O +for O +centromere O +function O +. O + +Here O +we O +report O +that O +the O +proline O +- O +rich O +region O +of O +CAP B-GENE +is O +recognized O +by O +the O +SH3 B-GENE +domains I-GENE +of O +several O +proteins O +, O +including O +the O +yeast B-GENE +actin I-GENE +- I-GENE +associated I-GENE +protein I-GENE +Abp1p I-GENE +. O + +We O +have O +identified O +and O +characterized O +a O +vitamin O +D O +response O +element O +( O +VDRE O +) O +in O +the O +promoter O +of O +c B-GENE +- I-GENE +fos I-GENE +. O + +In O +addition O +to O +protein O +binding O +at O +sequences O +known O +to O +be O +involved O +in O +the O +regulation O +of O +transcription O +, O +genomic O +footprinting O +of O +the O +entire O +promoter O +region O +also O +showed O +that O +a O +protein O +factor O +is O +constitutively O +bound O +to O +the O +first O +intron O +of O +the O +rep3 B-GENE +gene I-GENE +. O + +Differentiation O +was O +not O +observed O +after O +cellular O +expression O +of O +GTPase B-GENE +- O +deficient O +forms O +of O +alpha B-GENE +i2 I-GENE +or O +alpha B-GENE +0 I-GENE +, O +indicating O +selectivity O +for O +the O +Gq B-GENE +family I-GENE +of O +G B-GENE +proteins I-GENE +. O + +Consistent O +with O +a O +possible O +role O +in O +transcription O +, O +Paf1p B-GENE +is O +localized O +to O +the O +nucleus O +. O + +By O +comparing O +the O +abundances O +of O +many O +yeast O +transcripts O +in O +isogenic O +wild O +- O +type O +and O +paf1 B-GENE +mutant I-GENE +strains O +, O +we O +have O +identified O +genes O +whose O +expression O +is O +affected O +by O +PAF1 B-GENE +. O + +Paf1p B-GENE +may O +therefore O +be O +required O +for O +both O +positive O +and O +negative O +regulation O +of O +subsets O +of O +yeast O +genes O +. O + +Using O +a O +high O +- O +copy O +suppression O +strategy O +, O +we O +have O +identified O +a O +yeast O +gene O +( O +UBS1 B-GENE +) O +whose O +elevated O +expression O +suppresses O +the O +conditional O +cell O +cycle O +defects O +associated O +with O +cdc34 B-GENE +mutations O +. O + +Molecular O +characterization O +of O +malignant O +melanoma O +of O +soft O +parts O +or O +soft O +tissue O +clear O +cell O +sarcoma O +which O +shares O +t O +( O +12 O +; O +22 O +) O +chromosome O +translocation O +revealed O +fusion O +of O +EWS B-GENE +with O +a O +transcriptional O +factor O +gene B-GENE +ATF I-GENE +- I-GENE +1 I-GENE +. O + +Clones O +that O +expressed O +DBD O +exhibited O +a O +dominant O +negative O +phenotype O +and O +did O +not O +elicit O +antiviral O +activity O +against O +vesicular O +stomatitis O +virus O +( O +VSV O +) O +infection O +upon O +IFN B-GENE +treatment O +. O + +Abp1 B-GENE +preferentially O +binds O +to O +multiple O +sites O +in O +ARS B-GENE +3002 I-GENE +and O +to O +the O +DNA O +polymer O +poly O +[ O +d O +( O +A O +. O +T O +) O +] O +. O + +Identification O +, O +purification O +, O +and O +molecular O +cloning O +of O +autonomously B-GENE +replicating I-GENE +sequence I-GENE +- I-GENE +binding I-GENE +protein I-GENE +1 I-GENE +from I-GENE +fission I-GENE +yeast I-GENE +Schizosaccharomyces I-GENE +pombe I-GENE +. O + +A O +short O +open O +reading O +frame O +( O +ORF2 O +) O +, O +of O +unknown O +function O +, O +is O +present O +in O +all O +FIV O +isolates O +. O + +The O +patient O +was O +homozygous O +for O +the O +underlying O +mutation O +, O +which O +was O +found O +to O +be O +a O +G O +- O +- O +> O +T O +transversion O +within O +the O +acceptor O +splice O +site O +between O +intron O +e O +and O +exon O +6 O +, O +abolishing O +normal O +RNA O +splicing O +. O + +These O +regions O +overlap O +with O +the O +HIT B-GENE +protein I-GENE +similarity I-GENE +regions I-GENE +. O + +We O +tested O +10 O +rats O +with O +electrophysiologically O +guided O +, O +ibotenic O +acid O +lesions O +of O +the O +PBN O +( O +PBNx O +) O +to O +determine O +whether O +they O +could O +acquire O +a O +LiCl O +- O +induced O +CTA O +to O +l O +- O +alanine O +( O +0 O +. O +3 O +M O +) O +or O +demonstrate O +a O +sodium O +appetite O +following O +furosemide O +treatment O +and O +overnight O +access O +to O +sodium O +deficient O +chow O +. O + +Liposomal O +Amphotericin O +- O +B O +failed O +in O +6 O +/ O +7 O +patients O +with O +culture O +- O +proven O +mycosis O +who O +died O +from O +infection O +with O +Aspergillus O +( O +n O += O +2 O +) O +and O +Candida O +( O +n O += O +4 O +) O +, O +respectively O +. O + +Mg2 O ++ O +and O +Mn2 O ++ O +compete O +for O +binding O +sites O +, O +with O +the O +former O +having O +lower O +affinity O +. O + +Magnetic O +storm O +indicators O +could O +be O +used O +in O +medicine O +, O +in O +geophysics O +and O +for O +special O +purposes O +. O + +Transgenic O +tobacco O +plants O +( O +ppa B-GENE +- I-GENE +1 I-GENE +) O +constitutively O +expressing O +Escherichia B-GENE +coli I-GENE +pyrophosphatase I-GENE +behind O +the O +35S B-GENE +CaMV I-GENE +promoter I-GENE +accumulate O +high O +levels O +of O +soluble O +sugars O +in O +their O +leaves O +[ O +27 O +] O +. O + +Hb B-GENE +levels O +remained O +adequate O +( O +Hb B-GENE += O +10 O +. O +68 O ++ O +/ O +- O +0 O +. O +77 O +g O +/ O +dl O +) O +after O +14 O +. O +6 O ++ O +/ O +- O +7 O +. O +64 O +months O +. O + +CBT O +is O +discussed O +in O +comparison O +with O +the O +Wisconsin O +Card O +Sorting O +Test O +as O +a O +potential O +cognitive O +activation O +task O +for O +functional O +neuroimaging O +of O +the O +frontal O +lobes O +. 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O + +Mobility O +and O +supershift O +assays O +demonstrated O +that O +upstream B-GENE +stimulatory I-GENE +factor I-GENE +( O +USF B-GENE +) O +and O +Sp1 B-GENE +bind O +to O +the O +former O +elements O +and O +competition O +experiments O +confirmed O +that O +CREB B-GENE +/ O +ATF B-GENE +and O +AP B-GENE +- I-GENE +1 I-GENE +bind O +to O +the O +CRE O +/ O +TRE O +element O +. O + +In O +these O +cases O +, O +greatly O +increased O +human B-GENE +chorionic I-GENE +gonadotropin I-GENE +( O +hCG B-GENE +) O +levels O +and O +suppressed O +TSH B-GENE +levels O +suggest O +that O +hCG B-GENE +has O +thyrotropic O +activity O +. O + +High O +fibrinogen B-GENE +levels O +could O +thus O +be O +a O +risk O +for O +perioperative O +thrombosis O +. O + +Strontium O +chloride O +Sr O +89 O +is O +costly O +, O +but O +preliminary O +analysis O +indicates O +that O +it O +may O +reduce O +management O +expenditures O +overall O +. 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O + +Here O +we O +present O +genetic O +evidence O +suggesting O +that O +PP2A B-GENE +functions O +downstream O +of O +Ras1 B-GENE +in O +the O +Sevenless B-GENE +receptor B-GENE +tyrosine I-GENE +kinase I-GENE +( O +RTK B-GENE +) O +signal O +transduction O +pathway O +that O +specifies O +R7 O +photoreceptor O +cell O +fate O +in O +the O +developing O +Drosophila O +eye O +. O + +QBMDs O +for O +a O +5 O +% O +change O +in O +response O +( O +QBMD05 O +) O +were O +6 O +- O +fold O +lower O +, O +on O +average O +, O +than O +the O +corresponding O +NOAEL O +. O + +The O +gene O +encodes O +an O +ATP B-GENE +- I-GENE +binding I-GENE +cassette I-GENE +, O +ABC B-GENE +transporter I-GENE +. O + +The O +T O +- O +box O +motif O +is O +present O +in O +a O +family O +of O +genes O +whose O +structural O +features O +and O +expression O +patterns O +support O +their O +involvement O +in O +developmental O +gene O +regulation O +. O + +Molecular O +analysis O +of O +a O +novel O +schizosaccharomyces O +pombe O +gene O +containing O +two O +RNP O +consensus O +- O +sequence O +RNA O +- O +binding O +domains O +. O + +Do O +overall O +treatment O +time O +, O +field O +size O +, O +and O +treatment O +energy O +influence O +local O +control O +of O +T1 O +- O +T2 O +squamous O +cell O +carcinomas O +of O +the O +glottic O +larynx O +? O +PURPOSE O +: O +To O +evaluate O +treatment O +and O +patient O +related O +prognostic O +factors O +that O +may O +influence O +local O +control O +in O +the O +treatment O +of O +T1 O +- O +T2 O +squamous O +cell O +carcinoma O +of O +the O +glottic O +larynx O +. O + +In O +contrast O +to O +the O +signaling O +triggered O +by O +surface O +Ig B-GENE +engagement O +in O +B O +lymphocytes O +, O +CD38 B-GENE +ligation O +did O +not O +appear O +to O +induce O +tyrosine O +phosphorylation O +of O +the O +src B-GENE +- I-GENE +like I-GENE +protein I-GENE +tyrosine I-GENE +kinases I-GENE +lyn B-GENE +, O +fyn B-GENE +, O +and O +btk B-GENE +, O +or O +of O +vav B-GENE +- I-GENE +and I-GENE +ras I-GENE +- I-GENE +GTPase I-GENE +- I-GENE +activating I-GENE +protein I-GENE +, O +nor O +did O +it O +induce O +detectable O +changes O +in O +cytosolic O +CA2 O ++ O +concentrations O +. O + +Mutations O +in O +the O +alpha B-GENE +- I-GENE +amanitin I-GENE +conserved O +domain O +of O +the O +largest O +subunit O +of O +yeast B-GENE +RNA I-GENE +polymerase I-GENE +III I-GENE +affect O +pausing O +, O +RNA O +cleavage O +and O +transcriptional O +transitions O +. O + +The O +evidence O +presented O +here O +suggests O +that O +the O +p40 B-GENE +complex I-GENE +is O +a O +ribonucleoprotein O +complex O +containing O +L1Hs B-GENE +RNA I-GENE +( I-GENE +s I-GENE +) I-GENE +and O +that O +protein O +- O +protein O +interactions O +in O +which O +alpha O +- O +helix O +structures O +participate O +, O +for O +example O +coiled O +- O +coils O +, O +may O +occur O +in O +the O +complex O +. O + +Our O +data O +suggest O +that O +trans O +- O +activation O +from O +the O +prothymosin B-GENE +intron I-GENE +enhancer I-GENE +is O +a O +faithful O +reflection O +of O +the O +transforming O +properties O +of O +the O +Myc B-GENE +protein I-GENE +. O + +The O +5 O +' O +external O +transcribed O +spacer O +( O +ETS O +) O +region O +of O +the O +pre O +- O +rRNA O +in O +Saccharomyces O +cerevisiae O +contains O +a O +sequence O +with O +10 O +bp O +of O +perfect O +complementarity O +to O +the O +U3 B-GENE +snoRNA I-GENE +. O + +These O +animals O +were O +viable O +and O +fertile O +. O + +These O +data O +suggest O +that O +RPF B-GENE +- I-GENE +1 I-GENE +is O +likely O +to O +be O +involved O +in O +early O +steps O +in O +the O +differentiation O +of O +amacrine O +and O +ganglion O +cells O +. O + +Carboxy O +- O +terminal O +Spc110p B-GENE +truncations O +lacking O +the O +calmodulin B-GENE +binding O +site O +can O +support O +growth O +and O +are O +also O +phosphorylated O +in O +a O +cell O +cycle O +- O +specific O +manner O +. O + +Both O +EWS B-GENE +- O +FLI B-GENE +- I-GENE +1 I-GENE +and O +FLI B-GENE +- I-GENE +1 I-GENE +proteins I-GENE +function O +as O +transcription O +factors O +that O +bind O +specifically O +to O +ets B-GENE +sequences O +( O +the O +ets B-GENE +boxes O +) O +present O +in O +promoter O +elements O +. O + +In O +electromobility O +shift O +assays O +, O +EWS B-GENE +- O +FLI B-GENE +- I-GENE +1 I-GENE +binding O +to O +the O +SRE O +is O +detectable O +in O +the O +absence O +of O +SRF B-GENE +whereas O +the O +binding O +of O +FLI B-GENE +- I-GENE +1 I-GENE +is O +not O +, O +suggesting O +that O +the O +interaction O +with O +DNA O +is O +the O +step O +which O +limits O +ternary O +complex O +formation O +by O +FLI B-GENE +- I-GENE +1 I-GENE +. O + +Additional O +studies O +with O +new O +and O +reprocessed O +regenerated O +cellulose O +dialyzers O +comparing O +450 O +and O +220 O +mL O +/ O +min O +blood O +flow O +rates O +at O +10 O +minutes O +showed O +no O +change O +in O +BTG O +. O + +DNA O +methylation O +, O +especially O +of O +either O +one O +or O +both O +of O +the O +deoxyadenosines O +at O +the O +two O +GATC O +motifs O +( O +one O +in O +the O +first O +exon O +and O +the O +other O +in O +the O +first O +intron O +of O +the O +rice O +CatA B-GENE +gene I-GENE +) O +, O +appeared O +to O +be O +responsible O +for O +the O +CatA B-GENE +promoter I-GENE +activity O +identified O +in O +the O +transient O +assay O +. O + +The O +viral B-GENE +LTR I-GENE +was O +used O +as O +the O +promoter O +. O + +Overlapping O +cDNA O +clones O +were O +isolated O +and O +sequenced O +. O + +Epitope O +mapping O +revealed O +that O +these O +three O +clones O +appear O +to O +recognize O +an O +identical O +epitope O +domain O +present O +on O +the O +C O +- O +terminal O +RNP O +motif O +of O +the O +U1A B-GENE +protein I-GENE +. O + +Variables O +evaluated O +were O +number O +of O +weekly O +anginal O +events O +, O +data O +from O +ergometric O +exercise O +testing O +with O +simultaneous O +electrocardiographic O +registration O +, O +semiquantitative O +evaluation O +of O +Tc O +- O +99m O +2 O +- O +methoxy O +isobutyl O +isonitrile O +( O +MIBI O +) O +scans O +and O +rheologic O +variables O +. O + +As O +the O +length O +of O +the O +fatty O +acid O +decreased O +, O +the O +binding O +affinity O +was O +reduced O +; O +myristic O +acid O +( O +14 O +: O +0 O +) O +bound O +with O +a O +K O +( O +d O +) O +of O +1409 O ++ O +/ O +- O +423 O +nM O +, O +but O +medium O +- O +chain O +( O +decanoic O +acid O +, O +10 O +: O +0 O +) O +and O +short O +- O +chain O +( O +octanoic O +acid O +, O +8 O +: O +0 O +) O +lipids O +were O +not O +bound O +at O +all O +. O + +The O +membrane O +- O +distal O +cytoplasmic O +region O +of O +human B-GENE +granulocyte I-GENE +colony I-GENE +- I-GENE +stimulating I-GENE +factor I-GENE +receptor I-GENE +is O +required O +for O +STAT3 B-GENE +but O +not O +STAT1 B-GENE +homodimer I-GENE +formation O +. O + +However O +, O +whether O +or O +not O +nonsense O +codon O +recognition O +within O +TPI B-GENE +transcripts I-GENE +takes O +place O +prior O +to O +or O +after O +splicing O +remained O +unresolved O +. O + +Although O +some O +residues O +are O +found O +reactive O +toward O +dimethylsulphate O +and O +kethoxal O +in O +regions O +predicted O +to O +be O +unpaired O +by O +the O +phylogenetic O +secondary O +structure O +model O +of O +4 B-GENE +. I-GENE +5S I-GENE +RNA I-GENE +, O +generally O +the O +reactivity O +is O +low O +, O +and O +some O +residues O +in O +internal O +loops O +are O +not O +reactive O +at O +all O +. O + +Ongoing O +and O +future O +investigations O +may O +better O +define O +the O +optimal O +approach O +for O +local O +control O +, O +the O +optimal O +duration O +of O +maintenance O +chemotherapy O +, O +and O +the O +possible O +role O +of O +biologic O +response O +modifiers O +and O +growth O +factors O +in O +further O +improving O +the O +outcome O +for O +patients O +with O +this O +disease O +. O + +SUMMARY O +OF O +REVIEW O +: O +We O +discuss O +the O +criteria O +that O +make O +such O +studies O +comparable O +, O +drawing O +on O +the O +experiences O +of O +recent O +studies O +performed O +around O +the O +world O +. O + +Forty O +- O +five O +patients O +with O +pleural O +lesions O +identified O +on O +CT O +scans O +were O +subsequently O +examined O +by O +MR O +imaging O +at O +0 O +. O +5 O +T O +. O + +RESULTS O +: O +Basal O +plasma B-GENE +IGF I-GENE +- I-GENE +I I-GENE +levels O +as O +well O +as O +body O +mass O +index O +( O +BMI O +) O +were O +lower O +in O +amenorrheic O +patients O +than O +in O +healthy O +controls O +. O + +The O +alpha O +T3 O +- O +1 O +cell O +line O +, O +a O +GnRH B-GENE +- O +responsive O +gonadotroph O +cell O +line O +developed O +by O +targeted O +oncogenesis O +in O +transgenic O +mice O +, O +was O +used O +to O +study O +regulation O +of O +the O +glycoprotein B-GENE +hormone I-GENE +alpha I-GENE +- I-GENE +subunit I-GENE +by O +activin B-GENE +. O + +Cotransfection O +with O +the O +ie1 B-GENE +gene I-GENE +resulted O +in O +a O +dramatic O +increase O +in O +the O +amount O +of O +the O +two O +enzymes O +expressed O +in O +the O +transfected O +cells O +. O + +As O +expected O +, O +glycosylation O +of O +Env B-GENE +produced O +from O +mutants O +was O +affected O +but O +, O +irrespective O +of O +the O +glycosylation O +phenotype O +, O +( O +i O +) O +similar O +quantities O +of O +Env B-GENE +were O +synthesized O +, O +( O +ii O +) O +the O +immunoreactivity O +of O +V3 B-GENE +was O +similar O +, O +( O +iii O +) O +gp160 B-GENE +was O +efficiently O +cleaved O +into O +gp120 B-GENE +and O +gp41 B-GENE +, O +( O +vi O +) O +Env B-GENE +was O +exposed O +at O +the O +cell O +membrane O +, O +( O +v O +) O +secreted O +gp120 B-GENE +bound O +CD4 B-GENE +, O +and O +( O +vi O +) O +membrane O +gp41 B-GENE +was O +able O +to O +induce O +membrane O +fusion O +with O +CD4 B-GENE ++ I-GENE +cells O +. O + +Effects O +of O +posteroventral O +pallidotomy O +on O +Parkinson O +' O +s O +disease O +. O + +On O +the O +trail O +of O +Dr O +. O + +However O +, O +only O +complete B-GENE +DnaJ I-GENE +can O +cooperate O +with O +DnaK B-GENE +and O +a O +third O +protein O +, O +GrpE B-GENE +, O +in O +refolding O +denatured B-GENE +firefly I-GENE +luciferase I-GENE +. O + +The O +two O +different O +phosphoforms O +of O +STAT5 B-GENE +have O +identical O +in O +vitro O +DNA O +binding O +specificity O +and O +reactivity O +with O +tyrosine O +phosphopeptides O +, O +but O +differ O +in O +their O +cellular O +localization O +. O + +We O +have O +isolated O +a O +novel O +protein O +from O +Drosophila O +nuclear O +extracts O +which O +binds O +specifically O +to O +a O +site O +in O +this O +second O +region O +. O + +Control O +of O +transcription O +of O +the O +erbB B-GENE +- I-GENE +2 I-GENE +gene I-GENE +is O +an O +important O +determinant O +of O +receptor O +expression O +. O + +DNase B-GENE +I I-GENE +footprinting O +and O +electrophoretic O +mobility O +shift O +assays O +indicate O +that O +PBP B-GENE +binds O +to O +the O +half O +- O +site O +of O +each O +palindrome O +with O +the O +core O +recognition O +sequence O +TGGGAG O +. O + +These O +results O +demonstrate O +that O +sequences O +in O +the O +SH2 B-GENE +/ O +SH3 B-GENE +/ O +SH2 B-GENE +region O +of O +p120 B-GENE +GAP B-GENE +are O +required O +for O +full O +catalytic O +activity O +toward O +Ras B-GENE +. O + +Further O +analysis O +of O +this O +domain O +by O +in O +vitro O +mutagenesis O +pointed O +to O +a O +core O +of O +hydrophobic O +and O +acidic O +residues O +as O +critical O +for O +the O +activity O +. O + +Analysis O +of O +RAR B-GENE +alpha I-GENE +mutants I-GENE +in O +transfection O +studies O +reveals O +that O +the O +DNA O +binding O +domain O +is O +sufficient O +for O +inhibition O +of O +BZLF1 B-GENE +activity O +. O + +We O +measured O +serum B-GENE +hepatocyte I-GENE +growth I-GENE +factor I-GENE +( O +HGF B-GENE +) O +in O +patients O +with O +acute O +myocardial O +infarction O +, O +angina O +pectoris O +, O +and O +other O +heart O +diseases O +. O + +The O +neural O +mechanism O +of O +parkinsonian O +motor O +symptoms O +, O +i O +. O +e O +. O +, O +rigidity O +, O +tremor O +and O +akinesia O +, O +which O +are O +the O +result O +of O +nigrostriatal O +dopamine O +deficiency O +, O +is O +interpreted O +from O +long O +- O +term O +observations O +on O +the O +effect O +of O +surgical O +and O +pharmacological O +treatment O +of O +the O +disease O +in O +relation O +to O +the O +neuropathological O +findings O +within O +the O +substantia O +nigra O +zona O +compacta O +( O +SNc O +) O +. O + +Protein O +splicing O +: O +evidence O +for O +an O +N O +- O +O O +acyl O +rearrangement O +as O +the O +initial O +step O +in O +the O +splicing O +process O +. O + +In O +agreement O +with O +these O +data O +, O +western O +blot O +experiments O +using O +an O +antibody O +directed O +against O +the O +carboxy O +- O +terminal O +portion O +of O +the O +mouse O +c B-GENE +- I-GENE +kit I-GENE +protein I-GENE +showed O +that O +a O +polypeptide O +, O +of O +the O +size O +predicted O +by O +the O +open O +reading O +frame O +of O +the O +spermatid B-GENE +- I-GENE +specific I-GENE +c I-GENE +- I-GENE +kit I-GENE +cDNA I-GENE +, O +accumulates O +in O +the O +latest O +stages O +of O +spermatogenesis O +and O +in O +epididymal O +spermatozoa O +. O + +It O +is O +shown O +that O +the O +( O +G O ++ O +C O +) O +- O +rich O +element O +of O +the O +aldolase B-GENE +C I-GENE +promoter I-GENE +directs O +transcription O +in O +neuronal O +as O +well O +as O +in O +nonneuronal O +cells O +. O + +Treatment O +of O +keratinocytes O +expressing O +a O +normal O +epidermal B-GENE +growth I-GENE +factor I-GENE +receptor I-GENE +( O +EGFR B-GENE +) O +with O +TGFalpha B-GENE +or O +epidermal B-GENE +growth I-GENE +factor I-GENE +for O +5 O +min O +induced O +PKCdelta B-GENE +tyrosine O +phosphorylation O +. O + +Only O +one O +of O +these O +bands O +was O +supershifted O +by O +antibody O +to O +p50 B-GENE +, O +whereas O +antibodies O +to O +p65 B-GENE +or O +other O +NF B-GENE +- I-GENE +kappaB I-GENE +proteins I-GENE +had O +no O +effect O +. O + +We O +isolated O +a O +complementary O +DNA O +( O +cDNA O +) O +clone O +from O +an O +RL95 O +- O +2 O +expression O +library O +that O +encodes O +the O +C1 B-GENE +site I-GENE +- I-GENE +binding I-GENE +protein I-GENE +. O + +Biol O +. O + +In O +addition O +, O +anti B-GENE +- I-GENE +phosphotyrosine I-GENE +antibodies I-GENE +immunoprecipitated O +80K B-GENE +- I-GENE +H I-GENE +from O +cell O +lysates O +of O +FGF B-GENE +- O +stimulated O +but O +not O +from O +control O +fibroblasts O +. O + +The O +novel O +protein O +kinases O +, O +c B-GENE +- I-GENE +Jun I-GENE +NH2 I-GENE +- I-GENE +terminal I-GENE +kinases I-GENE +( O +JNKs B-GENE +) O +/ O +stress B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinases I-GENE +, O +are O +also O +activated O +by O +TNF B-GENE +- I-GENE +alpha I-GENE +, O +IL B-GENE +- I-GENE +1 I-GENE +, O +and O +CD28 B-GENE +costimulation O +. O + +Thus O +, O +hGRbeta B-GENE +potentially O +functions O +as O +a O +dominant O +negative O +inhibitor O +of O +hGRalpha B-GENE +activity O +. O + +Gas6 B-GENE +contains O +an O +NH2 O +- O +terminal O +Gla O +domain O +followed O +by O +four O +epidermal B-GENE +growth I-GENE +factor I-GENE +- I-GENE +like I-GENE +repeats I-GENE +and O +tandem O +globular O +( O +G O +) O +domains O +. O + +Both O +P5CDh B-GENE +cDNA I-GENE +clones O +detect O +a O +single O +3 O +. O +2 O +- O +kb O +transcript O +on O +Northern O +blots O +of O +multiple O +human O +tissues O +, O +indicating O +the O +long O +cDNA O +containing O +the O +3 O +' O +- O +untranslated O +intron O +represents O +the O +predominant O +transcript O +. O + +Polymerization O +of O +neurofilament B-GENE +L I-GENE +protein I-GENE +in O +vitro O +was O +inhibited O +by O +phosphorylation O +of O +neurofilament B-GENE +L I-GENE +protein I-GENE +by O +PKN B-GENE +. O + +We O +and O +others O +have O +demonstrated O +that O +the O +c B-GENE +- I-GENE +cbl I-GENE +proto I-GENE +- I-GENE +oncogene I-GENE +product I-GENE +is O +one O +of O +the O +earliest O +targets O +of O +tyrosine O +phosphorylation O +upon O +T B-GENE +cell I-GENE +receptor I-GENE +stimulation O +. O + +A O +substantial O +fraction O +of O +Cbl B-GENE +was O +constitutively O +associated O +with O +Grb2 B-GENE +and O +this O +interaction O +was O +mediated O +by O +Grb2 B-GENE +SH3 B-GENE +domains O +. O + +An O +AP B-GENE +- I-GENE +1 I-GENE +binding I-GENE +sequence I-GENE +is O +essential O +for O +regulation O +of O +the O +human B-GENE +alpha2 I-GENE +( I-GENE +I I-GENE +) I-GENE +collagen I-GENE +( O +COL1A2 B-GENE +) O +promoter O +activity O +by O +transforming B-GENE +growth I-GENE +factor I-GENE +- I-GENE +beta I-GENE +. O + +Only O +two O +patients O +( O +0 O +. O +3 O +% O +) O +had O +a O +CA B-GENE +125 I-GENE +response O +at O +the O +time O +of O +clinical O +progression O +. O + +The O +men O +self O +- O +selected O +a O +prescribed O +diet O +at O +home O +emphasizing O +saturated O +fat O +as O +the O +visible O +fat O +for O +1 O +week O +. O + +These O +results O +illuminate O +a O +hitherto O +unanticipated O +function O +of O +U6 B-GENE +RNA I-GENE +: O +the O +modulation O +of O +a O +phosphorylation O +- O +dephosphorylation O +cycle O +of O +C1 B-GENE +hnRNP I-GENE +protein I-GENE +that O +influences O +the O +binding O +affinity O +of O +this O +protein O +for O +pre O +- O +mRNA O +. O + +Inclusion O +of O +the O +extended O +N O +terminus O +into O +the O +originally O +reported O +protein O +resulted O +in O +a O +striking O +similarity O +to O +the O +lymphoid B-GENE +factor I-GENE +Lef I-GENE +- I-GENE +1 I-GENE +. O + +Truncated O +mammalian B-GENE +Notch1 I-GENE +activates O +CBF1 B-GENE +/ O +RBPJk B-GENE +- O +repressed O +genes O +by O +a O +mechanism O +resembling O +that O +of O +Epstein B-GENE +- I-GENE +Barr I-GENE +virus I-GENE +EBNA2 I-GENE +. O + +Electrophoretic O +mobility O +shift O +assays O +( O +EMSAs O +) O +using O +purified O +glucocorticoid B-GENE +receptor I-GENE +DNA I-GENE +binding I-GENE +domain I-GENE +( O +DBD O +) O +demonstrated O +that O +both O +GRE B-GENE +- I-GENE +2 I-GENE +and I-GENE +- I-GENE +3 I-GENE +motifs I-GENE +interact O +with O +DBD O +and O +oligonucleotide O +competition O +experiments O +established O +that O +these O +have O +different O +affinities O +for O +DBD O +. O + +The O +large O +subfamily O +of O +receptor B-GENE +tyrosine I-GENE +kinases I-GENE +( O +RTKs B-GENE +) O +for O +which O +EPH B-GENE +is O +the O +prototype O +have O +likely O +roles O +in O +intercellular O +communication O +during O +normal O +mammalian O +development O +, O +but O +the O +biochemical O +signalling O +pathways O +utilised O +by O +this O +family O +are O +poorly O +characterised O +. O + +The O +17 O +- O +kDa O +protein O +is O +required O +for O +the O +systemic O +infection O +of O +plants O +. O + +We O +present O +here O +a O +detailed O +genomic O +sequencing O +analysis O +of O +the O +cytosine O +methylation O +patterns O +of O +the O +transposase B-GENE +binding O +sites O +within O +both O +Ac B-GENE +ends O +in O +the O +wx B-GENE +- I-GENE +m9 I-GENE +: O +: O +Ac B-GENE +allele I-GENE +, O +where O +Ac B-GENE +is O +inserted O +into O +the O +tenth O +exon O +of O +the O +Waxy B-GENE +gene I-GENE +. 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O +mTGRRE1 O +contains O +three O +hexanucleotide O +half O +- O +sites O +( O +two O +canonical O +and O +one O +non O +- O +canonical O +) O +in O +a O +DR7 B-GENE +/ O +DR5 B-GENE +motif O +that O +bind O +both O +RAR B-GENE +* O +RXR B-GENE +heterodimers O +and O +RXR B-GENE +homodimers I-GENE +. O + +Significantly O +, O +pPKR B-GENE +is O +capable O +of O +specifically O +phosphorylating O +Ser51 O +in O +a O +synthetic B-GENE +eIF I-GENE +- I-GENE +2alpha I-GENE +peptide I-GENE +, O +a O +key O +characteristic O +of O +the O +eIF B-GENE +- I-GENE +2alpha I-GENE +kinase I-GENE +family I-GENE +. O + +Vertebrate B-GENE +synapsins I-GENE +constitute O +a O +family O +of O +synaptic O +proteins O +that O +participate O +in O +the O +regulation O +of O +neurotransmitter O +release O +. 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O + +In O +synchronized O +HeLa O +cells O +, O +expression O +of O +luciferase B-GENE +activity O +was O +induced O +at O +the O +beginning O +of O +DNA O +synthesis O +and O +was O +dependent O +on O +the O +presence O +of O +an O +E2F B-GENE +- I-GENE +binding I-GENE +site I-GENE +in O +the O +H2A B-GENE +. I-GENE +1 I-GENE +promoter I-GENE +. O + +Utilizing O +transient O +transfection O +studies O +in O +HepG2 O +cells O +, O +we O +have O +shown O +that O +deletion O +of O +the O +factor B-GENE +VIII I-GENE +promoter I-GENE +sequences I-GENE +distal O +to O +nucleotide O +- O +44 O +results O +in O +a O +significant O +but O +small O +increase O +in O +promoter O +activity O +. O + +We O +constructed O +a O +yeast O +reporter O +strain O +containing O +the O +lacZ B-GENE +gene I-GENE +under O +the O +control O +of O +the O +CYC1 B-GENE +promoter I-GENE +associated O +with O +three O +copies O +of O +TRE B-GENE +- I-GENE +1 I-GENE +. O + +If O +hnRNP B-GENE +K I-GENE +is O +a O +transcription O +factor O +, O +then O +interactions O +with O +the O +RNA B-GENE +polymerase I-GENE +II I-GENE +transcription O +apparatus O +are O +predicted O +. O + +A O +developmentally O +regulated O +4 O +. O +6 O +kb O +mRNA O +is O +recognized O +on O +Northern O +blots O +of O +oocyte O +RNA O +using O +the O +X O +. O +laevis O +cDNA O +. O + +Sequence O +conservation O +is O +greatest O +for O +residues O +located O +near O +the O +active O +centers O +of O +the O +exo B-GENE +and O +pol B-GENE +domains I-GENE +of O +the O +E B-GENE +. I-GENE +coli I-GENE +DNA I-GENE +polymerase I-GENE +I I-GENE +structure O +. O + +Despite O +the O +favourable O +natural O +history O +of O +acute O +BI O +, O +mild O +, O +moderate O +, O +and O +severe O +posttraumatic O +changes O +were O +shown O +to O +appear O +as O +cicatricial O +- O +adhesive O +and O +atrophic O +processes O +, O +intracerebral O +cysts O +, O +porencephaly O +, O +which O +result O +in O +posttraumatic O +epilepsy O +, O +hydrocephalus O +, O +etc O +. O + +Several O +cytokines O +exhibit O +a O +high O +degree O +of O +temporal O +regulation O +as O +well O +as O +somnogenic O +potency O +( O +e O +. O +g O +. O +, O +interleukin B-GENE +- I-GENE +1 I-GENE +[ O +IL B-GENE +- I-GENE +1 I-GENE +] O +, O +tumor B-GENE +necrosis I-GENE +factor I-GENE +- I-GENE +alpha I-GENE +[ O +TNF B-GENE +- I-GENE +alpha I-GENE +] O +) O +. O + +As O +pH O +and O +Hb B-GENE +can O +also O +affect O +mixed O +venous O +CO2 O +content O +, O +the O +effect O +on O +Q O +was O +also O +assessed O +. 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O +coli O +by O +use O +of O +tmk B-GENE +- O +overproducing O +plasmids O +. O + +The O +structural O +gene O +for O +copper B-GENE +- I-GENE +and I-GENE +topa I-GENE +quinone I-GENE +- I-GENE +containing I-GENE +monoamine I-GENE +oxidase I-GENE +( O +maoA B-GENE +) O +and O +an O +unknown O +amine B-GENE +oxidase I-GENE +gene I-GENE +have O +been O +located O +at O +30 O +. O +9 O +min O +on O +the O +Escherichia O +coli O +chromosome O +. O + +This O +interaction O +is O +mediated O +by O +the O +SH2 B-GENE +domain I-GENE +of O +Crk B-GENE +and O +can O +be O +inhibited O +with O +a O +phosphopeptide O +containing O +the O +Crk B-GENE +- O +SH2 B-GENE +binding O +motif O +. O + +The O +cDNA O +corresponding O +to O +the O +FPS1 B-GENE +gene I-GENE +was O +isolated O +by O +functional O +complementation O +of O +a O +mutant O +yeast O +strain O +defective O +in O +FPS B-GENE +activity O +( O +Delourme O +, O +D O +. O +, O +Lacroute O +, O +F O +. O +, O +and O +Karst O +, O +F O +. 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O + +The O +genome O +of O +all O +retroviruses O +consists O +of O +two O +identical O +RNAs O +noncovalently O +linked O +near O +their O +5 O +' O +end O +. O + +The O +extraction O +recovery O +of O +Amphotericin O +B O +from O +the O +cerebrospinal O +fluid O +is O +higher O +than O +90 O +% O +over O +the O +entire O +linear O +range O +. O + +HuEpo B-GENE +- I-GENE +R I-GENE +Ab I-GENE +inhibited O +Epo B-GENE +- O +induced O +parental O +UT O +- O +7 O +cell O +growth O +, O +but O +not O +that O +of O +cells O +of O +clone O +12 O +, O +suggesting O +that O +the O +muEpo B-GENE +- I-GENE +R I-GENE +is O +able O +to O +induce O +human O +UT O +- O +7 O +cell O +proliferation O +. O + +The O +frequency O +of O +integrations O +that O +led O +to O +transcription O +of O +the O +lacZ B-GENE +gene I-GENE +was O +estimated O +to O +be O +0 O +. O +5 O +% O +of O +all O +integrations O +, O +of O +which O +14 O +% O +were O +downregulated O +on O +differentiation O +of O +32D O +cells O +towards O +neutrophils O +. O + +Interaction O +of O +the O +Fur B-GENE +repressor I-GENE +with O +a O +150 O +- O +bp O +fragment O +encompassing O +the O +pvdS B-GENE +promoter I-GENE +was O +demonstrated O +in O +vivo O +by O +the O +Fur B-GENE +titration O +assay O +and O +confirmed O +in O +vitro O +by O +gel O +retardation O +experiments O +with O +a O +partially O +purified O +Fur B-GENE +preparation O +. O + +This O +protein O +encoded O +by O +this O +cDNA O +, O +which O +we O +have O +termed O +p150TSP B-GENE +( O +for O +TPR O +- O +containing O +, O +SH2 B-GENE +- I-GENE +binding I-GENE +phosphoprotein I-GENE +) O +, O +is O +located O +predominantly O +in O +the O +nucleus O +and O +is O +highly O +conserved O +in O +evolution O +. O + +Both O +mutant O +receptors O +were O +expressed O +on O +the O +cell O +surface O +and O +bound O +insulin B-GENE +normally O +, O +but O +showed O +markedly O +impaired O +autophosphorylation O +in O +response O +to O +insulin B-GENE +. O + +EMBO O +J O +. O + +Taken O +together O +, O +our O +results O +indicate O +that O +thrombin B-GENE +- O +stimulated O +vascular O +smooth O +muscle O +proliferation O +is O +delayed O +and O +requires O +the O +de O +novo O +expression O +of O +one O +or O +more O +autocrine O +mitogens O +. O + +Transcription O +from O +adenovirus B-GENE +E2 I-GENE +- I-GENE +early I-GENE +promoter I-GENE +is O +controlled O +by O +a O +unique O +array O +of O +four O +cis O +- O +acting O +elements O +which O +include O +an O +atypical O +TBP B-GENE +site I-GENE +, O +two O +E2F B-GENE +sites I-GENE +present O +in O +an O +inverted O +orientation O +relative O +to O +each O +other O +, O +and O +an O +ATF B-GENE +site I-GENE +. O + +Furthermore O +, O +we O +showed O +that O +the O +IL B-GENE +- I-GENE +6 I-GENE +/ O +interferon B-GENE +gamma I-GENE +( O +IFN B-GENE +gamma I-GENE +) O +response O +element O +in O +the O +IRF B-GENE +- I-GENE +1 I-GENE +promoter I-GENE +( O +IR B-GENE +/ O +IRF B-GENE +- I-GENE +1 I-GENE +) O +, O +which O +contains O +a O +Stat B-GENE +- I-GENE +binding I-GENE +site I-GENE +and O +an O +adjacent O +CRE O +- O +like O +site O +, O +also O +makes O +IL B-GENE +- I-GENE +6 I-GENE +- O +induced O +binding O +complexes O +similar O +to O +JRE O +- O +IL6 B-GENE +- O +BCs O +. O + +A O +second O +peptide O +( O +amino O +acids O +58 O +- O +77 O +) O +also O +antagonized O +p21 B-GENE +- O +activity O +, O +but O +this O +peptide O +did O +not O +affect O +the O +ability O +of O +p21 B-GENE +to O +interact O +with O +cyclin B-GENE +E I-GENE +/ O +Cdk2 B-GENE +. O + +A O +p21 B-GENE +peptide I-GENE +spanning O +amino O +acids O +139 O +- O +164 O +was O +found O +to O +bind O +PCNA B-GENE +in O +a O +filter O +binding O +assay O +and O +this O +peptide O +suppressed O +recombinant O +p21 B-GENE +- O +PCNA B-GENE +interaction O +. O + +Results O +were O +supported O +by O +the O +agar O +diffusion O +method O +for O +Y O +. O +enterocolitica O +, O +whereas O +inhibition O +activity O +was O +not O +found O +for O +A O +. O +hydrophila O +. O + +OND O +8 O +mg O +tid O +days O +2 O +- O +3 O +, O +and O +8 O +mg O +tid O +prn O +days O +4 O +- O +5 O +and O +prednisolone O +75 O +- O +100 O +mg O +qds O +days O +2 O +- O +5 O +and O +2 O +) O +MCP O +30 O +mg O +/ O +metylprednisolone O +80 O +mg O +i O +. O +v O +. O +before O +CT O +and O +MCP O +20 O +mg O +p O +. O +r O +. O +after O +4 O +and O +8 O +h O +respectively O +. O + +The O +dynamic O +properties O +of O +this O +protein O +fragment O +were O +measured O +and O +analyzed O +using O +both O +isotropic O +and O +anisotropic O +models O +of O +molecular O +motion O +. O + +Adduction O +of O +the O +human B-GENE +N I-GENE +- I-GENE +ras I-GENE +codon I-GENE +61 I-GENE +sequence I-GENE +with O +( O +- O +) O +- O +( O +7S O +, O +8R O +, O +9R O +, O +10S O +) O +- O +7 O +, O +8 O +- O +dihydroxy O +- O +9 O +, O +10 O +- O +epoxy O +- O +7 O +, O +8 O +, O +9 O +, O +10 O +- O +tetrahydrobenzo O +[ O +a O +] O +pyrene O +: O +structural O +refinement O +of O +the O +intercalated O +SRSR O +( O +61 O +, O +2 O +) O +( O +- O +) O +- O +( O +7S O +, O +8R O +, O +9S O +, O +10R O +) O +- O +N6 O +- O +[ O +10 O +- O +( O +7 O +, O +8 O +, O +9 O +, O +10 O +- O +tetrahydrobenzo O +[ O +a O +] O +pyrenyl O +) O +] O +- O +2 O +' O +- O +deoxyadenosyl O +adduct O +from O +1H O +NMR O +. O + +This O +fragment O +can O +bind O +several O +trans O +- O +acting O +factors O +in O +vitro O +, O +including O +GATA B-GENE +- I-GENE +1 I-GENE +and O +members O +of O +the O +Ets B-GENE +family I-GENE +. O + +These O +different O +observations O +exclude O +a O +heterozygosity O +of O +the O +A O +- O +- O +> O +G O +mutation O +at O +codon O +beta O +77 O +, O +as O +well O +as O +a O +deletion O +comparable O +to O +that O +of O +Hbs B-GENE +Lepore I-GENE +or I-GENE +Kenya I-GENE +, O +or O +a O +beta B-GENE +- I-GENE +globin I-GENE +gene I-GENE +duplication O +, O +and O +point O +to O +a O +nontraditional O +inheritance O +of O +Hb B-GENE +Costa I-GENE +Rica I-GENE +. O + +This O +is O +the O +first O +description O +, O +to O +our O +knowledge O +, O +of O +regulatory O +elements O +that O +control O +expression O +of O +a O +gene O +encoding O +a O +B7 B-GENE +costimulatory I-GENE +molecule I-GENE +. O + +DNA B-GENE +- I-GENE +STAT I-GENE +complexes I-GENE +were O +detected O +in O +all O +Bcr B-GENE +/ O +Abl B-GENE +- O +transformed O +cell O +lines O +and O +they O +were O +supershifted O +by O +antibodies O +against O +STAT1 B-GENE +and O +STAT5 B-GENE +. O + +When O +overexpressed O +in O +an O +appropriate O +cell O +line O +, O +TAN B-GENE +- I-GENE +1C I-GENE +prevented O +kappa B-GENE +B I-GENE +- O +dependent O +transactivation O +in O +transient O +reporter O +gene O +assays O +in O +a O +fashion O +similar O +to O +the O +structurally O +related O +protein O +, O +Bcl B-GENE +- I-GENE +3 I-GENE +. O + +T O +cell O +leukemia O +- O +associated O +human O +Notch B-GENE +/ O +translocation O +- O +associated O +Notch B-GENE +homologue O +has O +I B-GENE +kappa I-GENE +B I-GENE +- O +like O +activity O +and O +physically O +interacts O +with O +nuclear B-GENE +factor I-GENE +- I-GENE +kappa I-GENE +B I-GENE +proteins O +in O +T O +cells O +. O + +Polyprotein O +processing O +in O +Southampton O +virus O +: O +identification O +of O +3C B-GENE +- I-GENE +like I-GENE +protease I-GENE +cleavage O +sites O +by O +in O +vitro O +mutagenesis O +. O + +The O +humanized B-GENE +LL2 I-GENE +( O +hLL2 B-GENE +) O +, O +lacking O +light B-GENE +chain I-GENE +variable I-GENE +region I-GENE +glycosylation O +, O +exhibited O +immunoreactivities O +that O +were O +comparable O +to O +that O +of O +chimeric B-GENE +LL2 I-GENE +( O +cLL2 B-GENE +) O +, O +which O +was O +shown O +previously O +to O +have O +antigen O +- O +binding O +properties O +similar O +to O +its O +murine O +counterpart O +, O +suggesting O +that O +the O +VK O +- O +appended O +oligosaccharides O +found O +in O +mLL2 B-GENE +are O +not O +necessary O +for O +antigen O +binding O +. O + +An O +apparent O +N O +- O +terminal O +transit O +peptide O +in O +the O +coding O +region O +and O +a O +3 O +' O +poly O +( O +A O +) O +tail O +exist O +in O +the O +cDNA O +clone O +indicated O +that O +this O +chloroplast O +protein O +as O +nuclear O +encoded O +. O + +Thus O +, O +a O +critical O +question O +is O +how O +HOX B-GENE +proteins I-GENE +select O +the O +correct O +sets O +of O +target O +genes O +in O +vivo O +. O + +RAS2val19 B-GENE +, O +a O +dominant O +activated O +form O +of O +Saccharomyces B-GENE +cerevisiae I-GENE +Ras2 I-GENE +, O +stimulates O +both O +filamentous O +growth O +and O +expression O +of O +a O +transcriptional O +reporter O +FG B-GENE +( O +TyA B-GENE +) O +: O +: O +lacZ B-GENE +but O +does O +not O +induce O +the O +mating B-GENE +pathway I-GENE +reporter I-GENE +FUS1 I-GENE +: O +: O +lacZ B-GENE +. O + +Moreover O +, O +the O +Rho B-GENE +family I-GENE +protein I-GENE +Cdc42 B-GENE +, O +a O +conserved O +morphogenetic B-GENE +G I-GENE +protein I-GENE +, O +is O +also O +a O +potent O +regulator O +of O +filamentous O +growth O +and O +FG B-GENE +( O +TyA B-GENE +) O +: O +: O +lacZ B-GENE +expression O +in O +S O +. O +cerevisiae O +. O + +Each O +immunoprecipitate O +contained O +a O +complex O +of O +N1 B-GENE +( I-GENE +deltaEC I-GENE +) I-GENE +and O +CBF1 B-GENE +. O + +This O +region O +includes O +verA B-GENE +, O +a O +structural O +gene O +previously O +shown O +to O +be O +required O +for O +ST O +biosynthesis O +, O +and O +24 O +additional O +closely O +spaced O +transcripts O +ranging O +in O +size O +from O +0 O +. O +6 O +to O +7 O +. O +2 O +kb O +that O +are O +coordinately O +induced O +only O +under O +ST O +- O +producing O +conditions O +. O + +Subcellular O +localizations O +of O +the O +wild B-GENE +- I-GENE +type I-GENE +CBFbeta I-GENE +and O +the O +CBFbeta B-GENE +- O +SMMHC B-GENE +fusion O +protein O +were O +determined O +by O +immunofluorescence O +of O +NIH O +3T3 O +cells O +that O +overexpress O +wild O +- O +type O +or O +fusion O +protein O +. O + +Menstrual O +- O +cycle O +phase O +did O +not O +significantly O +affect O +personality O +variables O +in O +either O +group O +. O + +We O +report O +the O +isolation O +of O +human O +cDNAs O +homologous O +to O +the O +Drosophila B-GENE +dishevelled I-GENE +( O +dsh B-GENE +) O +segment O +- O +polarity O +gene O +. O + +Ca2 O ++ O +decreased O +Zn2 O ++ O +binding O +in O +S100 B-GENE +beta I-GENE +but O +it O +did O +not O +influence O +binding O +to O +MRP14 B-GENE +, O +suggesting O +that O +the O +Zn2 O ++ O +binding O +site O +was O +distinct O +from O +and O +independent O +of O +the O +two O +Ca2 O ++ O +binding O +domains O +. O + +Two O +overlapping O +clones O +contained O +the O +complete O +Adh B-GENE +- I-GENE +2 I-GENE +gene I-GENE +composed O +of O +nine O +exons O +in O +a O +12 O +- O +kb O +region O +, O +with O +the O +placement O +of O +introns O +matching O +that O +observed O +in O +other O +mammalian B-GENE +ADH I-GENE +genes I-GENE +. O + +Ligation O +of O +CD40 B-GENE +rescues O +Ramos O +- O +Burkitt O +lymphoma O +B O +cells O +from O +calcium O +ionophore O +- O +and O +antigen O +receptor O +- O +triggered O +apoptosis O +by O +inhibiting O +activation O +of O +the O +cysteine B-GENE +protease I-GENE +CPP32 B-GENE +/ O +Yama B-GENE +and O +cleavage O +of O +its O +substrate O +PARP B-GENE +. O + +Large B-GENE +T I-GENE +antigen I-GENE +was O +coimmunoprecipitated O +by O +antibodies O +to O +epitope O +- O +tagged O +TBP B-GENE +, O +endogenous O +TBP B-GENE +, O +hTAF B-GENE +( I-GENE +II I-GENE +) I-GENE +100 I-GENE +, O +hTAF B-GENE +( I-GENE +II I-GENE +) I-GENE +130 I-GENE +, O +and O +hTAF B-GENE +( I-GENE +II I-GENE +) I-GENE +250 I-GENE +, O +under O +conditions O +where O +holo B-GENE +- I-GENE +TFIID I-GENE +would O +be O +precipitated O +. O + +Northern O +blot O +hybridization O +demonstrated O +that O +HEP B-GENE +- O +COP B-GENE +was O +expressed O +in O +a O +wide O +range O +of O +human O +adult O +and O +fetal O +tissues O +. O + +A O +direct O +role O +for O +sterol B-GENE +regulatory I-GENE +element I-GENE +binding I-GENE +protein I-GENE +in O +activation O +of O +3 B-GENE +- I-GENE +hydroxy I-GENE +- I-GENE +3 I-GENE +- I-GENE +methylglutaryl I-GENE +coenzyme I-GENE +A I-GENE +reductase I-GENE +gene I-GENE +. O + +E3 B-GENE +/ I-GENE +19K I-GENE +resides O +in O +the O +endoplasmic O +reticulum O +where O +it O +binds O +to O +MHC B-GENE +class I-GENE +I I-GENE +molecules I-GENE +, O +thereby O +preventing O +their O +transport O +to O +the O +cell O +surface O +. O + +When O +the O +PHT O +and O +CSA O +groups O +were O +compared O +, O +Hyp O +levels O +were O +significantly O +higher O +in O +the O +PHT O +- O +GO O ++ O +group O +than O +in O +the O +CSA O +- O +GO O ++ O +group O +. O + +Among O +the O +LE6 B-GENE +deletions O +, O +only O +one O +had O +a O +reduced O +transformation O +efficiency O +, O +while O +seven O +transformed O +cells O +at O +least O +as O +efficiently O +as O +wild B-GENE +- I-GENE +type I-GENE +LE6 I-GENE +. O + +ORF B-GENE +E8 I-GENE +colinear O +with O +ORF B-GENE +E6 I-GENE +, O +which O +could O +generate O +a O +50 O +- O +amino O +- O +acid O +protein O +with O +a O +hydrophobic O +segment O +, O +did O +not O +transform O +cells O +when O +cloned O +into O +the O +pZipNeo O +vector O +. O + +Clb2 B-GENE +/ O +Cdc28 B-GENE +kinase O +is O +not O +required O +for O +the O +repression O +of O +MCB B-GENE +- I-GENE +binding I-GENE +factor I-GENE +transcriptional O +activity O +in O +G2 O +and O +M O +phase O +. O + +The O +carboxy O +terminus O +of O +Mbp1 B-GENE +is O +sufficient O +for O +interaction O +with O +Swi6 B-GENE +, O +and O +the O +carboxy O +terminus O +of O +Swi6 B-GENE +is O +required O +for O +interaction O +with O +Mbp1 B-GENE +. O + +Multiple O +single O +- O +stranded O +cis O +elements O +are O +associated O +with O +activated O +chromatin O +of O +the O +human B-GENE +c I-GENE +- I-GENE +myc I-GENE +gene I-GENE +in O +vivo O +. O + +A O +new O +UASH O +consensus O +sequence O +derived O +from O +this O +mutational O +analysis O +closely O +matches O +a O +consensus O +Abf1 B-GENE +binding I-GENE +site I-GENE +. O + +We O +have O +isolated O +and O +analyzed O +human B-GENE +CTCF I-GENE +cDNA I-GENE +clones O +and O +show O +here O +that O +the O +ubiquitously O +expressed O +11 B-GENE +- I-GENE +zinc I-GENE +- I-GENE +finger I-GENE +factor I-GENE +CTCF I-GENE +is O +an O +exceptionally O +highly O +conserved O +protein O +displaying O +93 O +% O +identity O +between O +avian O +and O +human O +amino O +acid O +sequences O +. O + +Mutational O +analysis O +of O +the O +P2 B-GENE +- I-GENE +proximal I-GENE +CTCF I-GENE +binding I-GENE +site I-GENE +and O +transient O +- O +cotransfection O +experiments O +demonstrate O +that O +CTCF B-GENE +is O +a O +transcriptional O +repressor O +of O +the O +human B-GENE +c I-GENE +- I-GENE +myc I-GENE +gene I-GENE +. O + +A O +chromosome B-GENE +transmission I-GENE +fidelity I-GENE +( O +ctf B-GENE +) O +mutant O +, O +s138 O +, O +of O +Saccharomyces O +cerevisiae O +was O +identified O +by O +its O +centromere O +( O +CEN O +) O +transcriptional O +readthrough O +phenotype O +, O +suggesting O +perturbed O +kinetochore O +integrity O +in O +vivo O +. O + +The O +growth O +defect O +of O +a O +reg1 B-GENE +reg2 B-GENE +double I-GENE +mutant I-GENE +is O +alleviated O +by O +a O +loss O +- O +of O +- O +function O +mutation O +in O +the O +SNF1 B-GENE +- I-GENE +encoded I-GENE +protein I-GENE +kinase I-GENE +. O + +Expression O +of O +the O +phenylalanine B-GENE +hydroxylase I-GENE +gene I-GENE +in O +livers O +and O +kidneys O +of O +rodents O +is O +activated O +at O +birth O +and O +is O +induced O +by O +glucocorticoids O +and O +cyclic O +AMP O +in O +the O +liver O +. O + +We O +report O +here O +the O +identification O +of O +a O +cDNA O +that O +encodes O +a O +new O +member O +of O +the O +GTPase B-GENE +- I-GENE +activating I-GENE +protein I-GENE +( O +GAP B-GENE +) O +family O +of O +GTPase B-GENE +regulators O +. O + +In O +this O +study O +, O +we O +further O +investigated O +the O +regulation O +of O +the O +synthesis O +of O +the O +c B-GENE +- I-GENE +mos I-GENE +oncogene I-GENE +product I-GENE +, O +which O +is O +necessary O +for O +the O +activation O +of O +Cdc2 B-GENE +. O + +The O +heterogeneity O +of O +bovine B-GENE +IgG2 I-GENE +- I-GENE +- I-GENE +VIII I-GENE +. O + +The O +ability O +of O +BCL B-GENE +- I-GENE +6 I-GENE +to O +function O +as O +a O +transcriptional O +repressor O +may O +contribute O +to O +its O +ability O +to O +transform O +B O +lymphocytes O +in O +diffuse O +large O +cell O +lymphoma O +. O + +Positioning O +this O +uORF O +, O +together O +with O +its O +accompanying O +Kozak O +sequences O +, O +between O +a O +heterologous O +promoter O +from O +SV40 O +and O +a O +CAT B-GENE +reporter I-GENE +gene I-GENE +resulted O +in O +marked O +inhibition O +of O +CAT B-GENE +protein I-GENE +production O +without O +a O +decrease O +in O +CAT B-GENE +mRNA I-GENE +. O + +A O +secondary O +spread O +of O +an O +imported O +methicillin O +- O +resistant O +Staphylococcus O +aureus O +strain O +( O +MRSA O +) O +to O +two O +other O +patients O +occurred O +within O +a O +Danish O +surgical O +ward O +in O +spite O +of O +isolation O +of O +a O +multitraumatized O +index O +- O +patient O +immediately O +after O +arrival O +from O +a O +hospital O +in O +the O +Mediterranean O +area O +. O + +Mesial O +temporal O +sclerosis O +was O +characterized O +by O +severe O +neuronal O +loss O +accompanied O +by O +gliosis O +occurring O +in O +the O +CA1 O +/ O +prosubiculum O +( O +27 O +patients O +, O +100 O +% O +) O +, O +focally O +in O +the O +dentate O +gyrus O +( O +12 O +patients O +, O +44 O +% O +) O +, O +and O +in O +the O +CA4 O +region O +( O +11 O +patients O +, O +41 O +% O +) O +. O + +Mesial O +temporal O +sclerosis O +. O + +More O +specific O +adverse O +events O +, O +also O +frequently O +considered O +as O +dose O +- O +limiting O +toxicities O +, O +include O +hypotension O +with O +IL B-GENE +- I-GENE +1 I-GENE +, O +severe O +headache O +or O +skin O +rash O +with O +IL B-GENE +- I-GENE +3 I-GENE +, O +and O +nasal O +congestion O +and O +gastroduodenal O +lesions O +with O +IL B-GENE +- I-GENE +4 I-GENE +. O + +Therefore O +, O +magnetic O +resonance O +imaging O +was O +used O +to O +determine O +liver O +volume O +in O +pediatric O +and O +adolescent O +patients O +, O +in O +whom O +systemic O +clearance O +of O +three O +model O +substrates O +[ O +lorazepam O +( O +0 O +. O +03 O +mg O +/ O +kg O +) O +, O +antipyrine O +( O +10 O +mg O +/ O +kg O +) O +, O +and O +indocyanine O +green O +( O +ICG O +; O +0 O +. O +5 O +mg O +/ O +kg O +) O +] O +was O +also O +determined O +. O + +A O +mutational O +analysis O +has O +resolved O +a O +region O +of O +seven O +amino O +acids O +( O +amino O +acids O +26 O +- O +32 O +) O +in O +the O +N O +- O +terminus O +of O +Bob1 B-GENE +that O +are O +important O +for O +contacting O +the O +DNA B-GENE +binding I-GENE +POU I-GENE +domain I-GENE +of O +Oct B-GENE +- I-GENE +1 I-GENE +or O +Oct B-GENE +- I-GENE +2 I-GENE +. O + +155 O +aa O +, O +shares O +78 O +% O +identity O +with O +the O +analogous O +region O +of O +Xenopus O +laevis O +FGF3 B-GENE +and O +72 O +% O +identity O +with O +the O +product O +of O +the O +more O +distantly O +related O +human O +gene O +. O + +The O +transcription O +start O +point O +of O +the O +proximal O +promoter O +aligns O +to O +that O +of O +mouse O +promoter O +P3 O +and O +lies O +within O +a O +conserved O +region O +of O +sequence O +. O + +A O +novel O +gene O +designated O +cmr B-GENE +, O +which O +mapped O +to O +18 O +. O +8 O +min O +of O +the O +Escherichia O +coli O +K O +- O +12 O +genome O +, O +was O +shown O +to O +mediate O +resistance O +to O +chloramphenicol O +when O +it O +was O +expressed O +from O +a O +multicopy O +vector O +. O + +In O +addition O +, O +5 O +' O +deletions O +removing O +all O +but O +34 O +bp O +upstream O +of O +the O +transcription O +start O +point O +retained O +greater O +than O +90 O +% O +promoter O +activity O +, O +suggesting O +that O +the O +- O +35 O +hexamer O +was O +not O +essential O +for O +promoter O +activity O +. O + +The O +DNA O +sequence O +immediately O +upstream O +from O +the O +- O +10 O +hexamer O +contained O +the O +TGn O +motif O +described O +as O +an O +extended O +- O +10 O +region O +in O +prokaryotic O +promoters O +. O + +An O +apparent O +ufo B-GENE +mRNA I-GENE +overexpression O +was O +not O +found O +in O +any O +of O +the O +positive O +leukemia O +cell O +lines O +, O +but O +was O +identified O +in O +the O +drug O +- O +resistant O +subclones O +of O +the O +cervix O +carcinoma O +cell O +line O +HeLa O +. O + +We O +conclude O +from O +these O +studies O +that O +CKII B-GENE +may O +act O +as O +a O +positive O +regulator O +of O +myogenesis O +by O +preventing O +E B-GENE +protein I-GENE +homodimers I-GENE +from O +binding O +to O +muscle O +gene O +regulatory O +elements O +. O + +The O +role O +of O +negative O +regulators O +such O +as O +NCE3 B-GENE +, O +as O +well O +as O +the O +previously O +described O +SIN5 B-GENE +gene I-GENE +, O +in O +determining O +the O +promoter O +specificity O +of O +homologous O +activators O +is O +discussed O +. O + +Transcriptional O +regulators O +utilizing O +the O +POU B-GENE +domain I-GENE +DNA I-GENE +- I-GENE +binding I-GENE +motif I-GENE +have O +been O +shown O +to O +form O +multi O +- O +protein O +complexes O +dependent O +on O +the O +POU B-GENE +domain I-GENE +itself O +and O +its O +flexible O +recognition O +of O +various O +octamer O +sequence O +elements O +. O + +We O +found O +strand O +selective O +repair O +in O +DNA O +fragments O +within O +two O +active O +genes O +, O +DHFR B-GENE +and O +an O +unknown O +gene O +adjacent O +to O +DHFR B-GENE +. O + +MATERIALS O +AND O +METHODS O +: O +Coronal O +3D O +GRE O +imaging O +was O +used O +to O +study O +the O +volar O +, O +middle O +, O +and O +dorsal O +portions O +of O +the O +SLL O +in O +14 O +patients O +with O +an O +arthroscopically O +normal O +SLL O +and O +in O +five O +cadaveric O +wrists O +that O +had O +a O +normal O +SLL O +proved O +with O +dissection O +. O + +In O +an O +effort O +to O +contribute O +to O +the O +transcript O +map O +of O +human O +chromosome O +21 O +and O +the O +understanding O +of O +the O +pathophysiology O +of O +trisomy O +21 O +, O +we O +have O +used O +exon O +trapping O +to O +identify O +fragments O +of O +chromosome O +21 O +genes O +. O + +Reproducing O +populations O +of O +this O +aphid O +were O +first O +detected O +in O +Puerto O +Rico O +in O +April O +1992 O +. O + +The O +model O +captures O +the O +essence O +of O +predator O +- O +prey O +dynamics O +to O +provide O +reasonable O +predictions O +of O +population O +patterns O +. O + +At O +cuticular O +positions O +exhibiting O +the O +Brd B-GENE +bristle I-GENE +loss I-GENE +phenotype I-GENE +, O +we O +have O +found O +that O +the O +progeny O +of O +the O +multiplied O +SOPs O +develop O +aberrantly O +, O +in O +that O +neurons O +and O +thecogen O +( O +sheath O +) O +cells O +appear O +but O +not O +trichogen O +( O +shaft O +) O +and O +tormogen O +( O +socket O +) O +cells O +. O + +Transcriptional O +blockade O +was O +reversed O +by O +co O +- O +transfections O +of O +a O +wild B-GENE +- I-GENE +type I-GENE +SRF I-GENE +expression O +vector O +, O +but O +was O +not O +rescued O +by O +the O +expression O +of O +other O +myogenic O +factors O +, O +such O +as O +MyoD B-GENE +and O +Mef B-GENE +- I-GENE +2C I-GENE +. O + +The O +mMIWC1 B-GENE +promoter I-GENE +was O +identified O +and O +contained O +TATA O +, O +CAAT O +, O +GATA O +, O +and O +AP B-GENE +- I-GENE +2 I-GENE +elements I-GENE +; O +primer O +extension O +revealed O +mMIWC B-GENE +transcription O +initiation O +at O +621 O +bp O +upstream O +from O +the O +mMIWC1 B-GENE +translational O +initiation O +site O +. O + +Human B-GENE +MN I-GENE +/ I-GENE +CA9 I-GENE +gene I-GENE +, O +a O +novel O +member O +of O +the O +carbonic B-GENE +anhydrase I-GENE +family I-GENE +: O +structure O +and O +exon O +to O +protein O +domain O +relationships O +. O + +The O +exon O +- O +intron O +distribution O +of O +Cdebp B-GENE +appears O +strikingly O +similar O +to O +that O +of O +the O +App B-GENE +gene I-GENE +in O +the O +regions O +encoding O +the O +conserved O +domains O +, O +with O +a O +divergent O +structure O +in O +the O +other O +parts O +. O + +DNA O +sequence O +analysis O +reveals O +that O +the O +gene O +encodes O +a O +protein O +highly O +homologous O +to O +rat B-GENE +CRP1 I-GENE +. O + +The O +gene O +was O +expressed O +as O +an O +approximately O +1 O +. O +5 O +- O +kb O +mRNA O +in O +most O +nonlymphoid O +human O +cells O +/ O +tissues O +including O +prostate O +, O +lung O +, O +liver O +, O +and O +colon O +. O + +Both O +of O +these O +domains O +have O +striking O +sequence O +homology O +with O +human O +SIM B-GENE +and O +Drosophila O +SIM B-GENE +proteins O +. O + +We O +have O +obtained O +the O +human B-GENE +EP4 I-GENE +receptor I-GENE +gene I-GENE +sequence I-GENE +and O +determined O +its O +structure O +relative O +to O +EP4R B-GENE +cDNA I-GENE +synthesized O +from O +peripheral O +blood O +lymphocytes O +. O + +Some O +users O +will O +willingly O +comply O +with O +management O +measures O +, O +other O +users O +will O +comply O +in O +response O +to O +education O +, O +but O +there O +will O +be O +another O +group O +who O +will O +only O +respond O +to O +enforcement O +activities O +. O + +Three O +separate O +activation O +subdomains O +, O +and O +one O +negative O +- O +acting O +region O +, O +which O +function O +in O +yeast O +were O +located O +in O +the O +carboxyl O +- O +terminal O +region O +of O +NIT4 B-GENE +. O + +The O +front O +( O +F O +) O +interaction O +occurs O +ahead O +of O +the O +growing O +end O +of O +RNA O +. O + +Collectively O +, O +these O +data O +indicate O +that O +HIP B-GENE +is O +a O +membrane O +- O +associated O +HP B-GENE +- I-GENE +binding I-GENE +protein I-GENE +expressed O +on O +the O +surface O +of O +normal O +human O +uterine O +epithelia O +and O +uterine O +epithelial O +cell O +lines O +. O + +The O +corresponding O +gene O +was O +identified O +in O +the O +GenBankTM O +data O +base O +by O +sequence O +alignment O +and O +termed O +RPS30A B-GENE +. O + +The O +location O +of O +multiple O +GRK2 B-GENE +and O +GRK5 B-GENE +phosphoacceptor I-GENE +sites I-GENE +at O +the O +extreme O +carboxyl O +terminus O +of O +the O +beta2AR B-GENE +is O +highly O +reminiscent O +of O +GRK1 B-GENE +- O +mediated O +phosphorylation O +of O +rhodopsin B-GENE +. O + +This O +regulation O +could O +not O +be O +appreciably O +modified O +by O +enhanced O +expression O +of O +STAT B-GENE +proteins I-GENE +. O + +Receptors O +for O +interleukin B-GENE +( I-GENE +IL I-GENE +) I-GENE +- I-GENE +10 I-GENE +and O +IL B-GENE +- I-GENE +6 I-GENE +- I-GENE +type I-GENE +cytokines I-GENE +use O +similar O +signaling O +mechanisms O +for O +inducing O +transcription O +through O +IL B-GENE +- I-GENE +6 I-GENE +response O +elements O +. O + +Specifically O +, O +the O +deduced O +FR B-GENE +- I-GENE +19 I-GENE +amino I-GENE +acid I-GENE +sequence I-GENE +has O +approximately89 O +, O +77 O +, O +and O +68 O +% O +overall O +identity O +to O +chicken B-GENE +TEF I-GENE +- I-GENE +1A I-GENE +, O +mouse B-GENE +TEF I-GENE +- I-GENE +1 I-GENE +, O +and O +mouse B-GENE +embryonic I-GENE +TEA I-GENE +domain I-GENE +- I-GENE +containing I-GENE +factor I-GENE +, O +respectively O +. O + +The O +receptor B-GENE +for I-GENE +hyaluronan I-GENE +mediated I-GENE +motility I-GENE +( B-GENE +RHAMM I-GENE +) I-GENE +gene I-GENE +expression O +is O +markedly O +elevated O +in O +fibrosarcomas O +exposed O +to O +transforming B-GENE +growth I-GENE +factor I-GENE +- I-GENE +beta1 I-GENE +( O +TGF B-GENE +- I-GENE +beta1 I-GENE +) O +. O + +Oncogenic B-GENE +Raf I-GENE +- I-GENE +1 I-GENE +activates O +p70 B-GENE +S6 I-GENE +kinase I-GENE +via O +a O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +- O +independent O +pathway O +. O + +Hydropathy O +analysis O +of O +KCC1 B-GENE +indicates O +structural O +homology O +to O +NKCC B-GENE +, O +including O +12 O +transmembrane O +domains O +, O +a O +large O +extracellular O +loop O +with O +potential O +N O +- O +linked O +glycosylation O +sites O +, O +and O +cytoplasmic O +N O +- O +and O +C O +- O +terminal O +regions O +. O + +This O +protein O +with O +a O +hydrophobic O +amino O +terminus O +appears O +to O +be O +a O +secreted O +protein O +. O + +Notably O +, O +SRF B-GENE +has O +been O +found O +to O +be O +a O +key O +regulator O +of O +members O +of O +a O +class O +of O +cellular O +response O +genes O +termed O +immediate B-GENE +- I-GENE +early I-GENE +genes I-GENE +( O +IEGs B-GENE +) O +, O +many O +of O +which O +are O +believed O +to O +be O +involved O +in O +regulating O +cell O +growth O +and O +differentiation O +. O + +The O +final O +sigma54 B-GENE +- I-GENE +dependent I-GENE +DmpR I-GENE +activator I-GENE +regulates O +transcription O +of O +the O +dmp B-GENE +operon I-GENE +that O +encodes O +the O +enzymes O +for O +catabolism O +of O +( O +methyl O +) O +phenols O +. O + +In O +this O +study O +, O +we O +have O +cloned O +the O +human B-GENE +DSG3 I-GENE +gene I-GENE +and O +examined O +the O +transcriptional O +regulation O +of O +its O +expression O +. O + +Clinical O +evaluation O +of O +the O +Allergan O +Humphrey O +500 O +autorefractor O +and O +the O +Nidek O +AR O +- O +1000 O +autorefractor O +. O + +None O +of O +the O +five O +proprotein O +processing O +proteases O +tested O +were O +capable O +of O +cleaving O +human B-GENE +pro I-GENE +- I-GENE +LPH I-GENE +, O +strongly O +suggesting O +that O +they O +are O +not O +involved O +in O +the O +maturation O +of O +this O +enzyme O +. O + +These O +changes O +may O +be O +the O +result O +of O +, O +on O +the O +one O +hand O +, O +an O +increased O +sensitivity O +of O +the O +neuromuscular O +transmission O +and O +/ O +or O +decreased O +muscle O +contractility O +and O +, O +on O +the O +other O +hand O +, O +the O +result O +of O +a O +reduced O +plasma O +clearance O +during O +hypothermia O +. O + +By O +using O +interleukin B-GENE +- I-GENE +3 I-GENE +- O +dependent O +cells O +that O +ectopically O +express O +the O +three O +ErbB B-GENE +proteins I-GENE +or O +their O +combinations O +, O +we O +found O +that O +ErbB B-GENE +- I-GENE +3 I-GENE +is O +devoid O +of O +any O +biological O +activity O +but O +both O +ErbB B-GENE +- I-GENE +1 I-GENE +and O +ErbB B-GENE +- I-GENE +2 I-GENE +can O +reconstitute O +its O +extremely O +potent O +mitogenic O +activity O +. O + +ZIOS O +was O +significantly O +more O +sensitive O +than O +all O +subsequent O +methods O +, O +and O +Ptc O +, O +O2 O +was O +significantly O +more O +sensitive O +than O +FEV1 O +. O + +These O +findings O +suggest O +that O +direct O +cDNA O +mapping O +using O +fluorescence O +in O +situ O +hybridization O +provides O +an O +accurate O +and O +rapid O +approach O +to O +the O +definition O +of O +a O +transcribed O +map O +of O +the O +human O +genome O +. O + +YAC O +and O +cosmid O +contigs O +spanning O +the O +Batten B-GENE +disease I-GENE +( O +CLN3 B-GENE +) O +region O +at O +16p12 O +. O +1 O +- O +p11 O +. O +2 O +. O + +Isolation O +of O +a O +near O +full O +- O +length O +cDNA O +from O +a O +human O +fetal O +brain O +cDNA O +library O +revealed O +a O +protein B-GENE +serine I-GENE +- I-GENE +threonine I-GENE +phosphatase I-GENE +with O +a O +tetratricopeptide O +motif O +, O +almost O +identical O +to O +human B-GENE +PPP5C I-GENE +( O +PP5 B-GENE +) O +and O +highly O +homologous O +to O +rat B-GENE +PPT I-GENE +. O + +Ly B-GENE +- I-GENE +49 I-GENE +is O +a O +family B-GENE +type I-GENE +II I-GENE +transmembrane I-GENE +proteins I-GENE +encoded O +by O +a O +gene O +cluster O +on O +murine O +chromosome O +6 O +. O + +The O +Dox B-GENE +- I-GENE +A2 I-GENE +ORF I-GENE +driven O +by O +the O +TDH3 B-GENE +promoter I-GENE +complemented O +the O +phenotype O +of O +a O +strain O +deleted O +for O +sun2 B-GENE +. O + +The O +introduction O +of O +hARF4 B-GENE +to O +the O +cells O +maintained O +the O +balance O +between O +cytosolic O +and O +membrane O +- O +associated O +Sec7p B-GENE +pools O +. O + +Vacuolar O +membrane O +vesicles O +from O +hum1 B-GENE +mutants I-GENE +lack O +all O +Ca2 O ++ O +/ O +H O ++ O +antiport O +activity O +, O +demonstrating O +that O +Hum1p B-GENE +catalyzes O +the O +exchange O +of O +Ca2 O ++ O +for O +H O ++ O +across O +the O +yeast O +vacuolar O +membrane O +. O + +Detailed O +mutagenesis O +of O +the O +element O +' O +s O +rare O +- O +codon O +/ O +AU O +- O +rich O +sequence O +boundary O +revealed O +that O +the O +destabilizing O +activity O +of O +the O +MATalpha1 B-GENE +IE I-GENE +is O +observed O +when O +the O +terminal O +codon O +of O +the O +element O +' O +s O +rare O +- O +codon O +interval O +is O +translated O +. O + +FTF B-GENE +is O +also O +abundantly O +expressed O +in O +the O +pancreas O +and O +may O +exert O +differentiation O +functions O +in O +endodermal O +sublineages O +, O +similar O +to O +SF B-GENE +- I-GENE +1 I-GENE +in O +steroidogenic O +tissues O +. O + +The O +incidence O +of O +cardiac O +death O +( O +one O +per O +group O +) O +, O +Q O +wave O +MI O +( O +propofol O +, O +n O += O +7 O +; O +midazolam O +, O +n O += O +3 O +; O +P O += O +0 O +. O +27 O +) O +, O +or O +non O +Q O +wave O +MI O +( O +propofol O +, O +n O += O +16 O +; O +midazolam O +, O +n O += O +18 O +; O +P O += O +0 O +. O +81 O +) O +did O +not O +differ O +between O +treatment O +groups O +. O + +Cluster O +formation O +of O +E B-GENE +- I-GENE +cadherin I-GENE +on O +the O +cell O +surface O +is O +believed O +to O +be O +of O +major O +importance O +for O +cell O +- O +cell O +adhesion O +. O + +DNA B-GENE +polymerase I-GENE +E I-GENE +, O +DNA B-GENE +ligase I-GENE +III I-GENE +and O +a O +DNA O +structure O +- O +specific O +endonuclease O +co O +- O +purify O +with O +the O +five O +polypeptide O +complex O +. O + +By O +using O +reporter O +gene O +constructs O +, O +it O +is O +shown O +that O +upstream O +sequences O +of O +the O +P1 O +promoter O +contain O +several O +regions O +that O +modulate O +the O +expression O +either O +positively O +or O +negatively O +. O + +The O +factor O +structure O +of O +" O +schizotypal O +' O +traits O +: O +a O +large O +replication O +study O +. O + +Interestingly O +, O +however O +, O +it O +is O +homologous O +to O +several O +expressed O +sequence O +tags O +( O +EST O +) O +of O +unknown O +function O +from O +Caenorhabditis O +elegans O +, O +Oryza O +sativa O +and O +Homo O +sapiens O +. O + +RESULTS O +: O +The O +bilinear O +model O +provided O +a O +significantly O +better O +fit O +to O +the O +acuity O +outcome O +data O +. O + +Outcome O +of O +severe O +congenital O +hypothyroidism O +. O + +Nonreturn O +rates O +can O +be O +used O +to O +derive O +more O +elementary O +biological O +measures O +for O +reproductive O +efficiency O +, O +such O +as O +conception O +rate O +and O +calving O +rate O +, O +which O +separately O +might O +be O +more O +reliable O +than O +nonreturn O +rate O +itself O +to O +evaluate O +the O +fertility O +of O +a O +bull O +or O +the O +performance O +of O +an O +AI O +technician O +. O + +However O +, O +if O +EMPD O +involves O +the O +glans O +penis O +or O +perianal O +area O +, O +a O +search O +for O +internal O +malignancy O +is O +still O +warranted O +. O + +The O +mean O +values O +of O +protease O +activity O +were O +significantly O +higher O +in O +the O +test O +groups O +than O +in O +the O +control O +group O +at O +baseline O +. O + +Each O +half O +molecule O +contains O +four O +disulfide O +linkages O +and O +four O +cis O +peptides O +. O + +Only O +fully O +processed O +Pra B-GENE +( O +N0 O +and O +Nb O +) O +and O +ICP35 B-GENE +( O +ICP35 B-GENE +e I-GENE +, I-GENE +f I-GENE +) O +are O +present O +in O +B O +capsids O +, O +which O +are O +believed O +to O +be O +precursors O +of O +mature O +virions O +. O + +However O +, O +one O +3 O +' O +splice O +site O +, O +located O +at O +nucleotide O +( O +nt O +) O +3225 O +, O +is O +used O +for O +the O +processing O +of O +most O +BPV O +- O +1 O +pre O +- O +mRNAs O +in O +BPV O +- O +1 O +- O +transformed O +C127 O +cells O +and O +at O +early O +to O +intermediate O +times O +in O +productively O +infected O +warts O +. O + +Here O +, O +the O +cloning O +and O +characterization O +of O +S B-GENE +- I-GENE +RNase I-GENE +genes I-GENE +from O +two O +species O +of O +Rosaceae O +, O +apple O +( O +Malus O +x O +domestica O +) O +and O +Japanese O +pear O +( O +Pyrus O +serotina O +) O +is O +described O +and O +these O +sequences O +are O +compared O +with O +those O +of O +other O +T2 B-GENE +- I-GENE +type I-GENE +RNases I-GENE +. O + +A O +phylogenetic O +tree O +of O +members O +of O +the O +T2 B-GENE +/ I-GENE +S I-GENE +- I-GENE +RNase I-GENE +superfamily I-GENE +in O +plants O +was O +obtained O +. O + +In O +a O +Hoosier O +Oncology O +Group O +randomized O +study O +involving O +extensive O +- O +disease O +SCLC O +patients O +, O +VIP O +was O +superior O +to O +etoposide O +/ O +cisplatin O +with O +regard O +to O +median O +time O +to O +progression O +( O +6 O +. O +6 O +v O +5 O +. O +8 O +months O +) O +, O +median O +survival O +times O +( O +9 O +. O +1 O +v O +7 O +. O +3 O +months O +) O +, O +and O +2 O +- O +and O +3 O +- O +year O +survival O +rates O +( O +13 O +% O +v O +5 O +% O +and O +5 O +% O +v O +0 O +% O +, O +respectively O +) O +. O + +It O +was O +shown O +that O +administration O +of O +immunomodulator O +neurotropin B-GENE +( O +NSP B-GENE +) O +results O +in O +more O +steady O +consolidation O +and O +retention O +of O +feeding O +and O +avoidance O +behavior O +, O +and O +some O +neurophysiological O +mechanisms O +of O +that O +phenomena O +were O +revealed O +. O + +Sestamibi O +scintigraphy O +, O +performed O +in O +70 O +patients O +, O +was O +less O +sensitive O +than O +ultrasonography O +( O +80 O +% O +) O +. O + +Atopic O +allergy O +and O +other O +hypersensitivities O +. O + +After O +6 O +h O +of O +reperfusion O +, O +PO2 O +/ O +FlO2 O +ratio O +was O +significantly O +better O +after O +Combined O +Therapy O +( O +372 O ++ O +/ O +- O +52 O +mm O +Hg O +) O +than O +in O +the O +Recipient O +Instilled O +( O +117 O ++ O +/ O +- O +47 O +mm O +Hg O +) O +and O +Control O +groups O +( O +87 O ++ O +/ O +- O +26 O +mm O +Hg O +) O +, O +with O +intermediate O +values O +in O +Donor O +Aerosol O +dogs O +( O +232 O ++ O +/ O +- O +64 O +mm O +Hg O +) O +. O + +The O +euglobulin B-GENE +clot O +lysis O +time O +was O +slightly O +longer O +in O +the O +smokers O +than O +in O +the O +non O +- O +smokers O +in O +all O +three O +experimental O +situations O +, O +but O +the O +differences O +were O +not O +significant O +. O + +HS O +inducibility O +required O +the O +HSE O +which O +was O +bound O +by O +HS B-GENE +transcription I-GENE +factor I-GENE +- I-GENE +1 I-GENE +( O +HSF B-GENE +- I-GENE +1 I-GENE +) O +present O +in O +extracts O +prepared O +from O +cells O +exposed O +to O +HS O +. O + +Although O +the O +DSK2 B-GENE +- I-GENE +1 I-GENE +mutation I-GENE +alters O +a O +conserved O +residue O +in O +the O +Dsk2p B-GENE +ubiquitin B-GENE +- I-GENE +like I-GENE +domain I-GENE +, O +we O +detect O +no O +differences O +in O +Dsk2p B-GENE +or O +Cdc31p B-GENE +stability O +. O + +Consistent O +with O +this O +interpretation O +, O +recombinant B-GENE +CREB I-GENE +and O +activating B-GENE +transcription I-GENE +factor I-GENE +proteins I-GENE +bound O +the O +junB B-GENE +CRE O +- O +like O +site O +, O +but O +did O +not O +interact O +with O +a O +mutant O +CRE O +- O +like O +site O +. O + +Collectively O +, O +these O +results O +suggest O +that O +components O +of O +the O +protein B-GENE +kinase I-GENE +A I-GENE +signaling O +pathway O +are O +recruited O +by O +mIg B-GENE +to O +induce O +junB B-GENE +transcription O +. O + +Immunofluorescence O +microscopy O +revealed O +extensive O +deposition O +of O +such O +extracellular O +matrices O +as O +type B-GENE +IV I-GENE +collagen I-GENE +and O +laminin B-GENE +in O +the O +vascular O +wall O +. O + +OBJECTIVE O +: O +To O +compare O +pregnancy O +complications O +in O +women O +having O +genetic O +amniocentesis O +at O +11 O +- O +14 O +weeks O +versus O +those O +undergoing O +amniocentesis O +at O +16 O +- O +19 O +weeks O +' O +gestation O +. O + +Three O +ORFs O +( O +9765orfR002 O +, O +9765orfR011 O +and O +9765orfR013 O +) O +were O +found O +to O +be O +homologous O +with O +Schizosaccharomyces O +pombe O +polyadenylate B-GENE +binding I-GENE +protein I-GENE +, O +Escherichia O +coli O +hypothetical O +38 O +. O +1 O +- O +kDa O +protein O +in O +the O +BCR B-GENE +5 O +' O +region O +, O +and O +transcription O +regulatory O +protein O +Swi3 B-GENE +, O +respectively O +. O + +Two O +new O +flavone O +glucosides O +, O +nevadensin O +5 O +- O +O O +- O +beta O +- O +D O +- O +glucoside O +and O +nevadensin O +5 O +- O +O O +- O +beta O +- O +D O +- O +glucosyl O +( O +1 O +- O +- O +> O +6 O +) O +beta O +- O +D O +- O +glucoside O +, O +have O +been O +isolated O +from O +the O +aerial O +parts O +of O +Lysionotus O +pauciflorus O +. O + +Recently O +, O +our O +laboratory O +developed O +a O +screen O +that O +identified O +five O +multicopy O +suppressors O +that O +can O +rescue O +lethal O +strains O +of O +clathrin B-GENE +heavy O +chain O +- O +deficient O +yeast O +( O +Chc B-GENE +- O +scd1 B-GENE +- I-GENE +i I-GENE +) O +to O +viability O +. O + +Reproductive O +period O +affects O +water O +intake O +in O +heat O +- O +stressed O +dehydrated O +goats O +. O + +The O +logistic O +regression O +analysis O +of O +the O +manual O +method O +( O +percentage O +normal O +morphology O +) O +and O +IVOS O +indicated O +that O +both O +were O +predictors O +of O +fertilization O +. O + +METHODS O +: O +Rats O +received O +continuous O +intragastric O +infusion O +of O +elemental O +diet O +or O +with O +supplementation O +of O +oatbase O +, O +Lactobacillus O +reuteri O +R2LC O +, O +and O +Lactobacillus O +plantarum O +DSM O +9843 O +, O +with O +and O +without O +fermentation O +, O +from O +the O +beginning O +of O +the O +study O +. O + +However O +, O +D8 B-GENE +binding O +was O +observed O +by O +nuclease O +protection O +with O +lactotroph B-GENE +- I-GENE +as I-GENE +well I-GENE +as I-GENE +somatotroph I-GENE +- I-GENE +like I-GENE +cell I-GENE +nuclear I-GENE +protein I-GENE +. O + +The O +ability O +of O +A20 B-GENE +to O +block O +NF B-GENE +- I-GENE +kappaB I-GENE +activation O +was O +mapped O +to O +its O +C O +- O +terminal O +zinc O +finger O +domain O +. O + +By O +using O +a O +DNA O +sequence O +selected O +for O +its O +ability O +to O +bind O +recombinant B-GENE +BCL I-GENE +- I-GENE +6 I-GENE +in O +vitro O +, O +we O +show O +here O +that O +BCL B-GENE +- I-GENE +6 I-GENE +is O +present O +in O +DNA O +- O +binding O +complexes O +in O +nuclear O +extracts O +from O +various O +B O +- O +cell O +lines O +. O + +The O +predictive O +value O +of O +a O +positive O +flag O +was O +77 O +. O +7 O +% O +. O + +Because O +chromosome O +X O +is O +frequently O +involved O +in O +structural O +alterations O +in O +neoplastic O +Syrian O +hamster O +cells O +transformed O +by O +chemical O +carcinogens O +and O +oncogenic O +viruses O +, O +the O +localization O +of O +the O +cph B-GENE +locus I-GENE +on O +this O +chromosome O +supports O +the O +notion O +that O +the O +cph B-GENE +oncogene I-GENE +plays O +a O +role O +in O +the O +malignant O +conversion O +of O +chemically O +transformed O +hamster O +fibroblasts O +. O + +Gap1 B-GENE +( I-GENE +IP4BP I-GENE +) I-GENE +, O +one O +of O +a O +member O +of O +Ras B-GENE +GTPase I-GENE +- I-GENE +activating I-GENE +proteins I-GENE +, O +has O +been O +identified O +as O +a O +specific O +inositol B-GENE +1 I-GENE +, I-GENE +3 I-GENE +, I-GENE +4 I-GENE +, I-GENE +5 I-GENE +- I-GENE +tetrakisphosphate I-GENE +( I-GENE +IP4 I-GENE +) I-GENE +- I-GENE +binding I-GENE +protein I-GENE +( O +Cullen O +, O +P O +. O + +We O +previously O +described O +the O +purification O +of O +an O +83 B-GENE +- I-GENE +kDa I-GENE +phosphatidic I-GENE +acid I-GENE +phosphatase I-GENE +( O +PAP B-GENE +) O +from O +the O +porcine O +thymus O +membranes O +( O +Kanoh O +, O +H O +. O +, O +Imai O +, O +S O +. O +- O +i O +. O +, O +Yamada O +, O +K O +. O +and O +Sakane O +, O +F O +. O +( O +1992 O +) O +J O +. O + +A O +cDNA O +encoding O +the O +amino O +- O +terminal O +17 O +% O +of O +apoB B-GENE +( O +apoB17 B-GENE +) O +was O +fused O +to O +a O +cDNA O +coding O +for O +the O +last O +37 O +amino O +acids O +of O +decay B-GENE +- I-GENE +accelerating I-GENE +factor I-GENE +( O +DAF B-GENE +) O +, O +which O +contains O +the O +signal O +for O +glycosylphosphatidylinositol O +anchor O +attachment O +. O + +Next O +, O +we O +stably O +overexpressed O +wild B-GENE +- I-GENE +type I-GENE +Shc I-GENE +or O +Y317F B-GENE +mutant I-GENE +Shc I-GENE +into O +HIRc O +cells O +. O + +The O +small B-GENE +GTPase I-GENE +Rho B-GENE +is O +implicated O +in O +physiological O +functions O +associated O +with O +actin B-GENE +- O +myosin B-GENE +filaments O +such O +as O +cytokinesis O +, O +cell O +motility O +, O +and O +smooth O +muscle O +contraction O +. O + +Conversely O +, O +activation O +of O +this O +signaling O +pathway O +by O +expression O +of O +a O +constitutively O +active O +MKK1 B-GENE +mutant I-GENE +dramatically O +increased O +cyclin B-GENE +D1 I-GENE +promoter O +activity O +and O +cyclin B-GENE +D1 I-GENE +protein I-GENE +expression O +, O +in O +a O +growth O +factor O +- O +independent O +manner O +. O + +Furthermore O +, O +upstream O +insertion O +of O +the O +GSTP1 B-GENE +silencer I-GENE +element I-GENE +failed O +to O +inhibit O +activity O +of O +a O +heterologous O +promoter O +in O +MCF7 O +cells O +. O + +In O +order O +to O +delineate O +structural O +motifs O +regulating O +substrate O +affinity O +and O +recognition O +for O +the O +human B-GENE +dopamine I-GENE +transporter I-GENE +( O +DAT B-GENE +) O +, O +we O +assessed O +[ O +3H O +] O +dopamine O +uptake O +kinetics O +and O +[ O +3H O +] O +CFT O +binding O +characteristics O +of O +COS O +- O +7 O +cells O +transiently O +expressing O +mutant B-GENE +DATs I-GENE +in O +which O +the O +COOH O +terminus O +was O +truncated O +or O +substituted O +. O + +An O +expression O +library O +was O +constructed O +by O +inserting O +5 O +' O +portion O +- O +enriched O +cDNAs O +from O +phytohemagglutinin B-GENE +- O +stimulated O +peripheral O +blood O +mononuclear O +cells O +into O +upstream O +of O +signal B-GENE +sequence I-GENE +- I-GENE +deleted I-GENE +CD4 I-GENE +cDNA I-GENE +in O +an O +Epstein O +- O +Barr O +virus O +shuttle O +vector O +. O + +Radiolabeled O +recombinant B-GENE +TARC I-GENE +specifically O +bound O +to O +T O +cell O +lines O +and O +peripheral O +T O +cells O +but O +not O +to O +monocytes O +or O +granulocytes O +. O + +Therefore O +, O +we O +have O +identified O +a O +cis O +- O +acting O +element O +, O +the O +E1 O +E O +- O +box O +, O +located O +in O +the O +GAP B-GENE +- I-GENE +43 I-GENE +promoter O +region O +that O +modulates O +either O +positively O +or O +negatively O +the O +expression O +of O +the O +GAP B-GENE +- I-GENE +43 I-GENE +gene I-GENE +depending O +on O +which O +E B-GENE +- I-GENE +box I-GENE +- I-GENE +binding I-GENE +proteins I-GENE +occupy O +this O +site O +. O + +Collectively O +, O +our O +findings O +demonstrate O +that O +SF B-GENE +- I-GENE +1 I-GENE +plays O +a O +key O +role O +in O +controlling O +the O +basal O +and O +cAMP O +- O +stimulated O +expression O +of O +the O +StAR B-GENE +gene I-GENE +. O + +Using O +one O +of O +the O +six O +fragments O +( O +CPK3 B-GENE +- I-GENE +8 I-GENE +) O +, O +we O +isolated O +a O +2022 B-GENE +bp I-GENE +cDNA I-GENE +( I-GENE +VrCDPK I-GENE +- I-GENE +1 I-GENE +) I-GENE +from O +a O +Vigna O +radiata O +lambda O +gt11 O +library O +. O + +However O +, O +in O +TF O +- O +1 O +cells O +grown O +on O +GM B-GENE +- I-GENE +CSF I-GENE +before O +starvation O +, O +CREB B-GENE +phosphorylation O +was O +observed O +10 O +minutes O +after O +PIXY321 B-GENE +stimulation O +. O + +Workplace O +violence O +- O +- O +nurses O +at O +risk O +. O + +RESULTS O +: O +The O +LV O +maximum O +brightness O +and O +area O +under O +the O +curve O +showed O +significant O +negative O +correlations O +( O +p O += O +< O +0 O +. O +004 O +) O +with O +the O +FIO2 O +, O +while O +the O +minimum O +brightness O +showed O +a O +significant O +positive O +correlation O +( O +p O += O +< O +0 O +. O +002 O +) O +. O + +The O +results O +also O +imply O +that O +the O +absence O +of O +perforin B-GENE +expression O +in O +non O +- O +cytotoxic O +cells O +may O +be O +due O +to O +the O +suppression O +of O +the O +induction O +of O +the O +killer O +- O +cell O +- O +specific O +trans O +- O +acting O +factor O +NF B-GENE +- I-GENE +P2 I-GENE +. O + +We O +identify O +considerable O +spatio O +- O +temporal O +similarities O +between O +reported O +expression O +patterns O +of O +Ypr10 B-GENE +genes I-GENE +and O +ribonuclease O +genes O +, O +which O +, O +together O +with O +the O +significant O +sequence O +similarity O +to O +the O +ginseng B-GENE +ribonuclease I-GENE +, O +support O +the O +hypothesis O +of O +a O +ribonuclease O +function O +for O +PR B-GENE +- I-GENE +10 I-GENE +proteins I-GENE +and O +allow O +the O +prediction O +of O +possible O +biological O +roles O +. O + +The O +expression O +of O +ERV3 B-GENE +env I-GENE +mRNA I-GENE +was O +found O +to O +be O +differentiation O +- O +associated O +, O +with O +high O +expression O +detected O +in O +the O +late O +stages O +of O +monocytic O +development O +. O + +Initial O +estimates O +indicate O +that O +27 O +, O +193 O +people O +are O +either O +in O +receipt O +of O +or O +in O +need O +of O +mental O +handicap O +services O +. O + +It O +is O +exclusively O +observed O +in O +smooth O +muscle O +cells O +by O +Northern O +blotting O +and O +immunohistochemical O +analysis O +and O +therefore O +designated O +" B-GENE +smoothelin I-GENE +. I-GENE +" I-GENE +A O +human O +smooth O +muscle O +cDNA O +library O +was O +screened O +with O +the O +monoclonal B-GENE +antibody I-GENE +R4A I-GENE +, O +and O +a O +full O +- O +size O +cDNA O +of O +the O +protein O +was O +selected O +. O + +Concurrent O +with O +ligand O +- O +dependent O +uptake O +, O +we O +now O +show O +that O +the O +receptor O +undergoes O +ligand O +- O +induced O +ubiquitination O +, O +suggesting O +that O +receptor O +ubiquitination O +may O +function O +in O +the O +ligand O +- O +dependent O +endocytosis O +of O +the O +a B-GENE +- I-GENE +factor I-GENE +receptor I-GENE +as O +well O +as O +in O +its O +constitutive O +endocytosis O +. O + +Epstein B-GENE +- I-GENE +Barr I-GENE +virus I-GENE +nuclear I-GENE +protein I-GENE +2 I-GENE +( O +EBNA2 B-GENE +) O +binds O +to O +a O +component O +of O +the O +human O +SNF B-GENE +- O +SWI B-GENE +complex O +, O +hSNF5 B-GENE +/ O +Ini1 B-GENE +. O + +Our O +studies O +also O +excluded O +the O +possibility O +that O +the O +phosphorylation O +of O +Ser O +- O +2 O +, O +Ser O +- O +123 O +, O +or O +Ser O +- O +210 O +, O +had O +roles O +in O +the O +trans O +- O +suppression O +activity O +of O +the O +large B-GENE +HDAg I-GENE +, O +in O +the O +assembly O +of O +empty O +virus B-GENE +- I-GENE +like I-GENE +HDAg I-GENE +particle I-GENE +, O +and O +in O +the O +nuclear O +transport O +of O +HDAgs B-GENE +. O + +Homologous O +recombination O +between O +the O +Autographa O +californica O +nuclear O +polyhedrosis O +virus O +( O +AcNPV O +) O +genome O +and O +a O +0 O +. O +6 O +- O +kbp O +- O +long O +DNA O +fragment O +derived O +from O +the O +putative O +DNA B-GENE +helicase I-GENE +gene I-GENE +of I-GENE +Bombyx I-GENE +mori I-GENE +nuclear I-GENE +polyhedrosis I-GENE +virus I-GENE +generates O +eh2 O +- O +AcNPV O +, O +an O +expanded O +- O +host O +- O +range O +AcNPV O +mutant O +( O +S O +. O + +The O +data O +further O +indicate O +that O +the O +IL B-GENE +- I-GENE +7R I-GENE +alpha I-GENE +chains I-GENE +are O +directly O +involved O +in O +the O +activation O +of O +JAKs B-GENE +and O +STATs B-GENE +and O +have O +a O +major O +role O +in O +proliferative O +signaling O +in O +precursor O +B O +cells O +. O + +Furthermore O +, O +the O +potency O +of O +Dacarbacine O +in O +the O +treatment O +of O +carcinoid O +tumors O +seems O +to O +be O +underestimated O +up O +to O +now O +. O + +5 O +) O +We O +' O +ve O +noticed O +that O +the O +mean O +value O +of O +the O +cost O +for O +episode O +of O +pnx O +s O +. O +in O +class O +A O +was O +more O +than O +15 O +% O +compared O +to O +class O +B O +and O +the O +cost O +for O +patient O +in O +class O +A O +was O +nearly O +double O +than O +in O +class O +B O +. O + +Cbl B-GENE +constitutively O +interacts O +with O +the O +SH3 B-GENE +domains I-GENE +of O +Grb2 B-GENE +, O +with O +a O +preference O +for O +the O +amino O +- O +terminal O +domain O +, O +and O +is O +in O +this O +way O +recruited O +to O +Shc B-GENE +upon O +BCR B-GENE +stimulation O +. O + +Activation O +mediated O +by O +Cat8p B-GENE +was O +no O +longer O +detectable O +in O +a O +cat1 B-GENE +mutant I-GENE +. O + +Treatment O +is O +instituted O +with O +prednisone O +and O +cyclophosphamide O +. O + +Laboratory O +evaluation O +was O +normal O +, O +and O +neuroimaging O +failed O +to O +confirm O +obstruction O +of O +venous O +or O +lymphatic O +drainage O +. O + +Microcomputer O +management O +of O +chronic O +hepatitis O +B O +virus O +asymptomatic O +patients O + +While O +fusion O +to O +the O +N O +- O +terminus O +required O +a O +linker O +to O +become O +surface O +accessible O +, O +both O +fusion O +to O +the O +N O +- O +terminus O +and O +to O +the O +C O +- O +terminus O +was O +compatible O +with O +particle O +assembly O +and O +preserved O +the O +native O +antigenicity O +and O +immunogenicity O +of O +HBcAg B-GENE +. O + +The O +standard O +dosage O +of O +anti B-GENE +- I-GENE +D I-GENE +currently O +given O +at O +all O +gestational O +ages O +is O +1 O +ampoule O +containing O +125 O +micrograms O +of O +anti B-GENE +- I-GENE +D I-GENE +. O + +We O +report O +here O +the O +molecular O +cloning O +of O +a O +putative O +adhesive O +molecule O +from O +P O +. O +falciparum O +that O +shares O +both O +sequence O +and O +structural O +similarities O +with O +a O +sporozoite O +surface O +molecule O +from O +Plasmodium O +termed O +the O +thrombospondin B-GENE +- I-GENE +related I-GENE +anonymous I-GENE +protein I-GENE +( O +TRAP B-GENE +) O +and O +, O +to O +a O +lesser O +extent O +, O +with O +the O +circumsporozoite B-GENE +( I-GENE +CS I-GENE +) I-GENE +protein I-GENE +. O + +There O +are O +no O +introns O +within O +the O +gene O +, O +which O +contains O +a O +9360 O +- O +bp O +open O +reading O +frame O +and O +encodes O +a O +377 O +- O +kDa O +protein O +. O + +METHODS O +: O +DSF O +was O +instilled O +in O +one O +eye O +chosen O +at O +random O +and O +CF O +in O +the O +fellow O +eye O +of O +13 O +normal O +subjects O +and O +in O +13 O +patients O +with O +KCS O +. O + +CONCLUSION O +: O +The O +results O +demonstrate O +that O +at O +the O +site O +of O +lumbar O +disc O +herniation O +, O +inflammatory O +cytokines O +such O +as O +interleukin B-GENE +- I-GENE +1 I-GENE +alpha I-GENE +are O +produced O +, O +which O +increases O +prostaglandin O +E2 O +production O +. O + +The O +predominant O +sensitizing O +allergens O +in O +Swedish O +asthmatic O +children O +are O +furred O +pet O +animals O +. O + +Our O +results O +demonstrate O +that O +distinct O +cytoplasmic O +domains O +of O +these O +cytokine O +receptors O +elicit O +convergent O +signaling O +pathways O +and O +provide O +evidence O +that O +beta B-GENE +c I-GENE +and O +IL B-GENE +- I-GENE +2R I-GENE +beta I-GENE +function O +as O +a O +complete O +signal O +transducer O +. O + +In O +addition O +, O +they O +display O +common O +features O +that O +make O +them O +strikingly O +related O +to O +snoRNA B-GENE +U14 I-GENE +. O + +U24 B-GENE +has O +two O +separate O +12 O +nt O +long O +complementarities O +to O +a O +highly O +conserved O +tract O +of O +28S B-GENE +rRNA I-GENE +. O + +This O +complex O +interacts O +at O +the O +GTPase B-GENE +domain I-GENE +in O +the O +large O +subunit O +rRNA O +, O +overlapping O +the O +binding O +site O +of O +the O +protein B-GENE +L11 I-GENE +- I-GENE +like I-GENE +eukaryotic I-GENE +counterpart I-GENE +( O +Saccharomyces B-GENE +cerevisiae I-GENE +protein I-GENE +L15 I-GENE +and O +mammalian B-GENE +protein I-GENE +L12 I-GENE +) O +. O + +Chromatin O +repression O +of O +these O +replacement O +genes O +would O +be O +avoided O +, O +consistent O +with O +the O +high O +, O +constitutive O +expression O +of O +replacement O +H3 B-GENE +histone I-GENE +genes I-GENE +in O +plants O +. O + +This O +transition O +is O +regulated O +positively O +by O +G1 B-GENE +- I-GENE +specific I-GENE +cyclin I-GENE +- I-GENE +dependent I-GENE +kinases I-GENE +( O +cdks B-GENE +) O +and O +negatively O +by O +the O +product O +of O +the O +retinoblastoma B-GENE +tumour I-GENE +suppressor I-GENE +gene I-GENE +, O +pRb B-GENE +. O + +To O +derive O +quantitative O +concentration O +changes O +from O +measurements O +of O +light O +attenuation O +, O +the O +optical O +path O +length O +must O +be O +known O +. O + +STUDY O +DESIGN O +. O + +Following O +the O +injection O +of O +PGF2 O +alpha O +, O +heifers O +were O +observed O +visually O +for O +signs O +of O +estrus O +at O +0730 O +and O +1630 O +( O +45 O +min O +each O +) O +. O + +Differential O +activation O +of O +the O +extracellular B-GENE +signal I-GENE +- I-GENE +regulated I-GENE +kinase I-GENE +, O +Jun B-GENE +kinase I-GENE +and O +Janus B-GENE +kinase I-GENE +- O +Stat B-GENE +pathways O +by O +oncostatin B-GENE +M I-GENE +and O +basic B-GENE +fibroblast I-GENE +growth I-GENE +factor I-GENE +in O +AIDS O +- O +derived O +Kaposi O +' O +s O +sarcoma O +cells O +. O + +There O +is O +general O +agreement O +that O +the O +hepatitis O +C O +virus O +is O +efficiently O +transmitted O +parenterally O +, O +while O +data O +on O +viral O +transmission O +from O +mothers O +to O +babies O +or O +by O +sexual O +or O +non O +- O +sexual O +household O +contact O +are O +conflicting O +. O + +Ten O +weeks O +after O +reconstruction O +, O +the O +regenerating O +nerves O +already O +resembled O +normal O +nerves O +. O + +The O +distribution O +and O +organization O +of O +projections O +from O +the O +spinal O +cervical O +enlargement O +to O +subnucleus O +reticularis O +dorsalis O +( O +SRD O +) O +and O +the O +neighbouring O +Cuneate O +nucleus O +( O +Cu O +) O +area O +was O +studied O +in O +the O +rat O +by O +using O +microinjections O +of O +Phaseolus B-GENE +vulgaris I-GENE +leucoagglutinin I-GENE +( O +PHA B-GENE +- I-GENE +L I-GENE +) O +into O +different O +laminae O +around O +the O +C7 O +level O +. O + +The O +levels O +of O +fibrinogen B-GENE +as O +well O +as O +antithrombin B-GENE +III I-GENE +( O +ATIII B-GENE +) O +and O +heparin B-GENE +cofactor I-GENE +II I-GENE +( O +HCII B-GENE +) O +activities O +were O +steadily O +increased O +in O +loop O +- O +bearing O +animals O +. O + +Amplification O +and O +overexpression O +of O +the O +c B-GENE +- I-GENE +erbB I-GENE +- I-GENE +2 I-GENE +gene I-GENE +in O +21MT O +- O +2 O +and O +21MT O +- O +1 O +human O +breast O +carcinoma O +cells O +results O +in O +progressively O +elevated O +levels O +of O +constitutively O +tyrosine B-GENE +- I-GENE +phosphorylated I-GENE +p185erbB I-GENE +- I-GENE +2 I-GENE +and O +is O +associated O +with O +progressive O +insulin B-GENE +- I-GENE +like I-GENE +growth I-GENE +factor I-GENE +( O +IGF B-GENE +) O +and O +combined O +IGF B-GENE +/ O +epidermal B-GENE +growth I-GENE +factor I-GENE +( O +EGF B-GENE +) O +independence O +in O +culture O +. O + +Facioscapulohumeral O +muscular O +dystrophy O +( O +FSHD O +) O +is O +an O +autosomal O +dominant O +, O +neuromuscular O +disorder O +characterized O +by O +progressive O +weakness O +of O +muscles O +in O +the O +face O +, O +shoulder O +and O +upper O +arm O +. O + +The O +mature O +chromosome O +4 O +FRG1 B-GENE +transcript I-GENE +is O +1042 O +bp O +in O +length O +and O +contains O +nine O +exons O +which O +encode O +a O +putative O +protein O +of O +258 O +amino O +acid O +residues O +. O + +Patients O +who O +have O +undergone O +thyroidectomy O +for O +thyroid O +carcinoma O +are O +frequently O +subjected O +to O +periods O +of O +induced O +severe O +hypothyroidism O +in O +preparation O +for O +131I O +whole O +body O +scanning O +and O +measurement O +of O +serum O +TG B-GENE +. O + +Full O +thyroid O +function O +testing O +was O +performed O +on O +600 O +randomly O +selected O +samples O +with O +normal O +TSH B-GENE +values O +and O +also O +on O +subjects O +with O +abnormal O +TSH B-GENE +levels O +. O + +In O +a O +third O +experiment O +, O +crossover O +AM O +between O +dissimilar O +textures O +was O +investigated O +, O +and O +it O +was O +found O +that O +the O +more O +salient O +textures O +carried O +the O +AM O +. O + +The O +relative O +tumor O +FDG O +- O +uptake O +( O +Q O +- O +MRGlu O +) O +( O +tumor O +/ O +contralateral O +cortex O +) O +of O +all O +meningiomas O +was O +calculated O +with O +0 O +. O +73 O ++ O +/ O +- O +0 O +. O +37 O +( O +0 O +. O +24 O +- O +1 O +. O +79 O +) O +. O + +Zatebradine O +weakly O +depressed O +the O +ectopic O +ventricular O +rate O +but O +not O +the O +arrhythmic O +ratio O +of O +the O +ventricular O +arrhythmias O +induced O +by O +two O +- O +stage O +coronary O +ligation O +24 O +h O +after O +the O +ligation O +in O +conscious O +dogs O +. O + +Catha O +edulis O +, O +a O +plant O +that O +has O +amphetamine O +effects O +. O + +The O +predicted O +protein O +, O +Seb1p B-GENE +, O +consists O +of O +82 O +amino O +acids O +and O +contains O +one O +potential O +membrane O +- O +spanning O +region O +at O +the O +C O +- O +terminus O +but O +no O +N O +- O +terminal O +signal O +sequence O +. O + +The O +SEB1 B-GENE +homologue O +thus O +isolated O +, O +SEB2 B-GENE +, O +encodes O +a O +protein O +53 O +% O +identical O +to O +Seb1p B-GENE +. O + +Nonetheless O +, O +that O +ventricular O +afferents O +, O +in O +certain O +special O +settings O +, O +are O +able O +to O +induce O +e O +. O +g O +. O +generalised O +vasodilation O +and O +hypotension O +cannot O +be O +excluded O +. O + +Large O +ones O +were O +similar O +in O +size O +to O +the O +main O +lobe O +and O +small O +ones O +were O +approximately O +1 O +/ O +4 O +of O +the O +length O +of O +the O +main O +lobe O +. O + +Fragments O +and O +analogs O +of O +the O +hormone O +ACTH B-GENE +were O +previously O +shown O +to O +have O +beneficial O +effect O +on O +the O +outcome O +of O +head O +injury O +, O +while O +elevated O +levels O +of O +corticosterone O +( O +CS O +) O +exacerbate O +it O +. O + +Fifty O +- O +one O +patients O +with O +primary O +refractory O +or O +relapsed O +malignant O +lymphoma O +( O +47 O +non O +- O +Hodgkin O +' O +s O +lymphoma O +and O +four O +Hodgkin O +' O +s O +disease O +) O +were O +treated O +with O +a O +new O +chemotherapeutic O +regimen O +( O +cisplatinum O +, O +methyl O +GAG O +, O +bleomocyin O +, O +methyl O +prednisolon O +) O +. O + +With O +the O +increasing O +use O +of O +ACE B-GENE +inhibitors O +, O +the O +incidence O +of O +rare O +adverse O +effects O +such O +as O +potentially O +lethal O +pancreatitis O +is O +likely O +to O +increase O +. O + +In O +3 O +treatments O +the O +diet O +was O +supplemented O +with O +0 O +, O +100 O +and O +150 O +mg O +probiotic O +/ O +kg O +food O +. O + +Low O +- O +dose O +aspirin O +and O +recurrent O +miscarriage O +. O + +Protein O +films O +are O +distinctly O +different O +in O +mechanical O +profiles O +from O +those O +films O +made O +of O +other O +materials O +. O + +Furthermore O +, O +cpxA B-GENE +* I-GENE +mutations O +suppress O +the O +toxicity O +conferred O +by O +the O +LamB B-GENE +- O +LacZ B-GENE +hybrid O +protein O +, O +which O +exerts O +its O +effects O +in O +the O +cytoplasm O +, O +sequestered O +from O +DegP B-GENE +. O + +The O +PI3K B-GENE +_ I-GENE +68D I-GENE +cDNA I-GENE +encodes O +a O +protein O +of O +210 O +kDa O +, O +which O +lacks O +sequences O +implicated O +in O +linking O +p110 B-GENE +PI B-GENE +3 I-GENE +- I-GENE +kinases I-GENE +to O +p85 B-GENE +adaptor I-GENE +proteins I-GENE +, O +but O +contains O +an O +amino O +- O +terminal O +proline O +- O +rich O +sequence O +, O +which O +could O +bind O +to O +SH3 B-GENE +domains I-GENE +, O +and O +a O +carboxy O +- O +terminal O +C2 B-GENE +domain O +. O + +AIMS O +/ O +METHODS O +: O +Reticuloendothelial O +system O +function O +, O +as O +assessed O +by O +clearance O +of O +radiolabelled O +bacteria O +, O +was O +evaluated O +in O +acute O +liver O +injury O +induced O +by O +D O +- O +galactosamine O +in O +rats O +, O +and O +compared O +with O +that O +after O +70 O +% O +liver O +resection O +model O +. O + +Our O +laboratory O +and O +others O +have O +shown O +alternative O +splicing O +of O +up O +to O +ten O +exons O +at O +a O +discrete O +extracellular O +site O +to O +be O +primarily O +responsible O +for O +the O +generation O +of O +CD44 B-GENE +variant I-GENE +( O +CD44v B-GENE +) O +isoforms O +. O + +Study O +groups O +were O +control O +, O +and O +those O +treated O +with O +the O +alpha1 B-GENE +- I-GENE +adrenoceptor I-GENE +- I-GENE +subtype I-GENE +blockers O +WB4101 O +( O +0 O +. O +5 O +mg O +/ O +kg O +i O +. O +v O +. O +) O +or O +chloroethylclonidine O +( O +1 O +. O +9 O +mg O +/ O +kg O +i O +. O +v O +. O +) O +. O + +This O +caused O +severe O +cortical O +damage O +and O +neuronal O +loss O +in O +hippocampus O +subfields O +CA1 O +, O +CA3 O +, O +and O +hilus O +. O + +The O +occurrence O +of O +multiple O +malignancy O +was O +studied O +in O +674 O +patients O +with O +hematologic O +malignancies O +who O +were O +admitted O +to O +this O +department O +during O +the O +past O +10 O +years O +. O + +The O +upTRE O +binds O +more O +T3R B-GENE +homodimers I-GENE +and O +less O +T3R B-GENE +- O +RXR B-GENE +heterodimers O +than O +the O +dnTRE O +, O +and O +T3 O +more O +readily O +facilitates O +heterodimer O +binding O +to O +the O +dn O +- O +than O +to O +the O +upTRE O +. O + +Transcriptional O +control O +of O +a O +nuclear O +gene O +encoding O +a O +mitochondrial O +fatty O +acid O +oxidation O +enzyme O +in O +transgenic O +mice O +: O +role O +for O +nuclear O +receptors O +in O +cardiac O +and O +brown O +adipose O +expression O +. O + +Hoeben O +, O +F O +. O +J O +. O + +Moreover O +, O +glucan B-GENE +synthase I-GENE +activity O +, O +which O +is O +activated O +by O +Rho1p B-GENE +, O +was O +significantly O +reduced O +in O +the O +deltabem4 B-GENE +mutant I-GENE +. O + +In O +gel O +retardation O +assays O +, O +an O +RCS O +cell O +- O +specific O +protein O +and O +another O +closely O +related O +protein O +expressed O +only O +in O +RCS O +cells O +and O +primary O +chondrocytes O +bound O +to O +a O +10 O +- O +bp O +sequence O +within O +the O +18 O +- O +mer O +. O + +Two O +classes O +of O +Xanthomonas O +pathogens O +evading O +Bs2 O +host O +resistance O +and O +displaying O +reduced O +fitness O +were O +found O +to O +be O +specifically O +mutated O +in O +avrBs2 B-GENE +. O + +Thus O +, O +the O +characterization O +of O +the O +promoter O +region O +should O +help O +to O +define O +regulatory O +elements O +that O +control O +neuron O +- O +specific O +and O +developmental O +expression O +of O +the O +MAP1B B-GENE +gene I-GENE +. O + +Mutants O +lacking O +the O +3 O +' O +stem O +- O +loop O +exhibited O +a O +75 O +% O +reduction O +in O +the O +level O +of O +psaB B-GENE +mRNA O +. O + +The O +deduced O +amino O +acid O +sequence O +was O +highly O +conserved O +across O +the O +wide O +range O +of O +eukaryotes O +( O +vertebrates O +, O +invertebrates O +, O +fungi O +, O +plants O +and O +protozoa O +) O +in O +which O +this O +gene O +has O +now O +been O +identified O +. O + +Semidominant O +mutations O +in O +the O +yeast B-GENE +Rad51 I-GENE +protein I-GENE +and O +their O +relationships O +with O +the O +Srs2 B-GENE +helicase I-GENE +. O + +Alterations O +of O +the O +5q23 O +- O +q31 O +interval O +are O +frequently O +observed O +in O +myelodysplasia O +and O +myeloid O +leukemia O +. O + +Previous O +studies O +have O +suggested O +that O +the O +616 O +amino O +acid O +, O +70 B-GENE +- I-GENE +kDa I-GENE +subunit I-GENE +of I-GENE +RPA I-GENE +( O +RPA B-GENE +70 I-GENE +) O +is O +composed O +of O +multiple O +structural O +/ O +functional O +domains O +. O + +Neurons O +were O +held O +at O +- O +67 O +mV O +to O +equate O +voltage O +- O +dependent O +effects O +. O + +This O +site O +acts O +as O +a O +negative O +element O +when O +transferred O +to O +the O +thymidine B-GENE +kinase I-GENE +promoter I-GENE +, O +but O +does O +not O +confer O +inducibility O +. O + +The O +extent O +of O +the O +fbpA B-GENE +operator I-GENE +sequence I-GENE +( I-GENE +42 I-GENE +bp I-GENE +) I-GENE +, O +as O +defined O +by O +our O +footprinting O +analysis O +, O +would O +suggest O +the O +binding O +of O +two O +Fur B-GENE +repressor I-GENE +dimers I-GENE +. O + +The O +structural O +similarity O +between O +Vav B-GENE +and O +other O +guanine B-GENE +nucleotide I-GENE +exchange I-GENE +factors I-GENE +for O +small B-GENE +GTP I-GENE +- I-GENE +binding I-GENE +proteins I-GENE +, O +together O +with O +the O +recent O +identification O +of O +biochemical O +routes O +specific O +for O +members O +of O +the O +Ras B-GENE +and O +Rho B-GENE +family I-GENE +of O +GTPases B-GENE +, O +prompted O +us O +to O +explore O +whether O +MAPK B-GENE +or O +JNK B-GENE +are O +downstream O +components O +of O +the O +Vav B-GENE +signaling O +pathways O +. O + +CONCLUSION O +: O +Twice O +daily O +treatment O +with O +inhaled O +fluticasone O +propionate O +50 O +micrograms O +or O +100 O +micrograms O +was O +significantly O +more O +effective O +than O +theophylline O +in O +the O +treatment O +of O +mild O +- O +to O +- O +moderate O +asthma O +. O + +Our O +results O +support O +a O +model O +where O +both O +E2F B-GENE +- O +and O +CDE O +- O +mediated O +repression O +, O +acting O +at O +different O +stages O +in O +the O +cell O +cycle O +, O +are O +dependent O +on O +promoter O +- O +specific O +CHR O +elements O +. O + +The O +cDNA O +clone O +was O +used O +as O +a O +homologous O +probe O +to O +isolate O +a O +truncated O +genomic O +clone O +encoding O +H2A1 B-GENE +. O + +Comparison O +of O +the O +deduced O +amino O +acid O +sequences O +with O +protein O +sequences O +of O +T O +. O +pyriformis O +H2As B-GENE +showed O +only O +two O +and O +three O +differences O +respectively O +, O +in O +a O +total O +of O +137 O +amino O +acids O +for O +H2A1 B-GENE +, O +and O +132 O +amino O +acids O +for O +H2A2 B-GENE +, O +indicating O +the O +two O +genes O +arose O +before O +the O +divergence O +of O +these O +two O +species O +. O + +Cognitive O +visual O +dysfunction O +in O +a O +child O +with O +cerebral O +damage O +. O + +Interaction O +was O +apparently O +determined O +by O +the O +N O +- O +terminal O +splice O +region O +of O +RPDE B-GENE +- I-GENE +6 I-GENE +, O +as O +the O +PDE4A B-GENE +splice O +variant O +RPDE B-GENE +- I-GENE +39 I-GENE +, O +which O +differs O +from O +RPDE B-GENE +- I-GENE +6 I-GENE +at O +the O +extreme O +N O +- O +terminus O +, O +failed O +to O +associate O +with O +v B-GENE +- I-GENE +Src I-GENE +- O +SH3 B-GENE +; O +met26RD1 B-GENE +( O +where O +RD1 B-GENE +is O +rat B-GENE +' I-GENE +dunc I-GENE +- I-GENE +like I-GENE +' I-GENE +PDE I-GENE +) O +, O +which O +has O +the O +N O +- O +terminal O +splice O +region O +deleted O +, O +failed O +to O +associate O +with O +v B-GENE +- I-GENE +Src I-GENE +- O +SH3 B-GENE +, O +and O +the O +association O +of O +RPDE B-GENE +- I-GENE +6 I-GENE +and O +v B-GENE +- I-GENE +Src I-GENE +- O +SH3 B-GENE +was O +blocked O +by O +a O +fusion O +protein O +formed O +from O +the O +N O +- O +terminal O +splice O +region O +. O + +Potentially O +load O +- O +insensitive O +measures O +of O +ventricular O +performance O +were O +therefore O +evaluated O +in O +10 O +open O +- O +and O +closed O +- O +chested O +, O +anesthetized O +rabbits O +. O + +Large O +strain O +differences O +were O +found O +for O +all O +variables O +recorded O +, O +i O +. O +e O +. O +, O +the O +proportion O +of O +attacking O +males O +, O +the O +time O +spent O +in O +the O +brightly O +lit O +box O +, O +and O +the O +number O +of O +transitions O +between O +the O +lit O +and O +the O +dark O +boxes O +. O + +It O +is O +the O +oxidation O +peak O +of O +this O +product O +, O +arising O +in O +acidic O +media O +at O +0 O +. O +42 O +V O +, O +which O +was O +analysed O +using O +DPV O +, O +again O +following O +the O +accumulation O +of O +clenbuterol O +at O +the O +Nafion O +- O +modified O +CPE O +. O + +Phenylephrine O +is O +a O +pure O +alpha B-GENE +- I-GENE +1 I-GENE +adrenoreceptor I-GENE +agonist O +known O +to O +produce O +marked O +systemic O +vasoconstriction O +and O +associated O +hypertension O +with O +occasional O +profound O +reflex O +bradycardia O +. O + +The O +expression O +of O +the O +first O +two O +genes O +located O +in O +this O +unit O +( O +c B-GENE +- I-GENE +gvpD I-GENE +and O +c B-GENE +- I-GENE +gvpE I-GENE +) O +was O +also O +monitored O +by O +Western O +blot O +( O +immunoblot O +) O +analyses O +using O +antisera O +raised O +against O +these O +proteins O +synthesized O +in O +Escherichia O +coli O +. O + +One O +unit O +encodes O +traA B-GENE +, O +traF B-GENE +, O +and O +traB B-GENE +, O +while O +the O +second O +encodes O +traC B-GENE +, O +traD B-GENE +, O +and O +traG B-GENE +. O + +A O +. O + +In O +an O +effort O +to O +isolate O +genes O +with O +down O +- O +regulated O +expression O +at O +the O +mRNA O +level O +during O +oncogenic O +transformation O +of O +human O +mammary O +epithelial O +cells O +( O +MECs O +) O +, O +we O +performed O +subtractive O +hybridization O +between O +normal O +MEC O +strain O +76N O +and O +its O +radiation O +- O +transformed O +tumorigenic O +derivative O +76R O +- O +30 O +. O + +CASE O +REPORT O +: O +Referred O +because O +of O +a O +right O +corneal O +perforation O +with O +cellular O +reaction O +in O +anterior O +chamber O +, O +a O +patient O +was O +sutured O +and O +treated O +with O +a O +single O +intravitreal O +injection O +of O +0 O +. O +2 O +ml O +( O +1 O +mg O +) O +Amikacin O +and O +0 O +. O +2 O +ml O +( O +1 O +mg O +) O +Vancomycin O +. O + +The O +P B-GENE +- I-GENE +wr I-GENE +and O +P B-GENE +- I-GENE +rr I-GENE +cDNA I-GENE +sequences I-GENE +are O +very O +similar O +in O +their O +5 O +' O +regions O +. O + +Because O +the O +hcf109 B-GENE +locus I-GENE +was O +mapped O +at O +a O +distance O +< O +0 O +. O +1 O +centimorgans O +from O +the O +phytochrome B-GENE +C I-GENE +gene I-GENE +, O +its O +molecular O +characterization O +by O +positional O +cloning O +is O +possible O +. O + +The O +human B-GENE +MSH I-GENE +- I-GENE +2 I-GENE +gene I-GENE +product I-GENE +is O +a O +member O +of O +a O +highly O +conserved O +family O +of O +proteins O +which O +are O +involved O +in O +post O +- O +replication O +mismatch O +repair O +. O +hMSH B-GENE +- I-GENE +2 I-GENE +is O +homologous O +to O +Escherichia O +coli O +( O +E O +. O +coli O +) O +MutS B-GENE +and O +Sacchromyces B-GENE +cerevisiae I-GENE +MSH I-GENE +- I-GENE +1 I-GENE +and O +MSH B-GENE +- I-GENE +2 I-GENE +proteins I-GENE +, O +which O +recognise O +heteroduplex O +DNA O +at O +the O +sites O +of O +all O +single O +base O +mismatches O +and O +deletions O +or O +insertions O +up O +to O +4 O +base O +pairs O +. O +hMSH B-GENE +- I-GENE +2 I-GENE +is O +one O +of O +the O +hereditary B-GENE +non I-GENE +- I-GENE +polyposis I-GENE +colorectal I-GENE +cancer I-GENE +( I-GENE +HNPCC I-GENE +) I-GENE +tumor I-GENE +suppressor I-GENE +genes I-GENE +, O +and O +maps O +to O +human O +chromosome O +2p16 O +. O + +We O +have O +recently O +shown O +that O +the O +tissue O +- O +specific O +expression O +of O +the O +RAR B-GENE +beta I-GENE +2 I-GENE +gene I-GENE +in I-GENE +mouse I-GENE +embryos I-GENE +is O +regulated O +at O +the O +translational O +level O +by O +short O +upstream O +open O +reading O +frames O +( O +uORFs O +) O +In O +the O +5 O +' O +- O +untranslated O +region O +( O +Zimmer O +, O +A O +. O +, O +A O +. O +M O +. O + +We O +have O +previously O +isolated O +a O +cDNA O +for O +a O +transcription O +factor O +referred O +to O +as O +Zfhep B-GENE +( O +zinc B-GENE +finger I-GENE +homeodomain I-GENE +enhancer I-GENE +- I-GENE +binding I-GENE +protein I-GENE +) O +containing O +two O +separate O +zinc O +finger O +domains O +, O +ZD1 B-GENE +and O +ZD2 B-GENE +, O +each O +of O +which O +binds O +DNA O +, O +and O +a O +homeodomain O +. O + +Increased O +PTHRP B-GENE +production O +by O +a O +tyrosine B-GENE +kinase I-GENE +oncogene I-GENE +, O +Tpr B-GENE +- I-GENE +Met I-GENE +: O +role O +of O +the O +Ras B-GENE +signaling O +pathway O +. O + +Subsequent O +to O +their O +secretion O +, O +the O +IGF B-GENE +- I-GENE +II I-GENE +in O +xz97 O +and O +G11 O +cells O +accumulated O +in O +the O +conditioned O +medium O +mostly O +as O +two O +partially O +processed O +species O +with O +appMr O +, O +of O +17K O +and O +14K O +, O +respectively O +. O + +Paradoxically O +, O +coexpression O +of O +the O +transcriptionally O +inactive O +, O +amino O +- O +terminally O +deleted O +IDX B-GENE +- I-GENE +1 I-GENE +mutant I-GENE +proteins I-GENE +, O +either O +with O +the O +wild B-GENE +- I-GENE +type I-GENE +IDX I-GENE +- I-GENE +1 I-GENE +or O +with O +themselves O +, O +results O +in O +a O +marked O +enhancement O +of O +transactivation O +of O +the O +transcriptional O +TAAT B-GENE +- I-GENE +1 I-GENE +element I-GENE +reporter I-GENE +. O + +All O +patients O +had O +abnormal O +von B-GENE +Willebrand I-GENE +factor I-GENE +( O +vWF B-GENE +) O +fragmentation O +as O +reflected O +by O +decreased O +high O +molecular O +weight O +and O +increased O +low O +molecular O +weight O +vWF B-GENE +multimers I-GENE +in O +the O +circulation O +. O + +In O +an O +attempt O +to O +investigate O +whether O +the O +intergenic O +region O +between O +the O +oleosin B-GENE +and O +a O +second O +open O +reading O +frame O +( O +ORFII O +) O +in O +Brassica O +napus O +( O +L O +. O +) O +is O +a O +divergent O +promoter O +, O +and O +also O +to O +characterize O +the O +ORFII B-GENE +, O +cDNA B-GENE +clones I-GENE +homologous I-GENE +to I-GENE +ORFII I-GENE +were O +isolated O +from O +a O +leaf O +cDNA O +library O +. O + +The O +ORFII B-GENE +gene I-GENE +product I-GENE +is O +targeted O +to O +the O +chloroplast O +, O +which O +is O +consistent O +with O +previous O +data O +indicating O +the O +presence O +of O +PMSR B-GENE +activity O +in O +the O +chloroplast O +. O + +Characterization O +of O +LRP B-GENE +, O +a O +leucine B-GENE +- I-GENE +rich I-GENE +repeat I-GENE +( I-GENE +LRR I-GENE +) I-GENE +protein I-GENE +from I-GENE +tomato I-GENE +plants I-GENE +that O +is O +processed O +during O +pathogenesis O +. O + +To O +test O +whether O +Sp1 B-GENE +and O +zif268 B-GENE +/ O +egr B-GENE +- I-GENE +1 I-GENE +interact O +with O +this O +motif O +, O +gel O +retardation O +assays O +were O +performed O +. O + +OBJECTIVES O +: O +The O +aim O +of O +the O +study O +was O +to O +analyze O +the O +clinical O +characteristics O +, O +treatment O +and O +outcome O +of O +310 O +patients O +with O +hydatidiform O +mole O +. O + +Stably O +transfected O +human O +kidney O +293 O +cells O +expressing O +the O +wild B-GENE +type I-GENE +rat I-GENE +LH I-GENE +/ I-GENE +CG I-GENE +receptor I-GENE +( O +rLHR B-GENE +) O +or O +receptors O +with O +C O +- O +terminal O +tails O +truncated O +at O +residues O +653 O +, O +631 O +, O +or O +628 O +( O +designated O +rLHR B-GENE +- I-GENE +t653 I-GENE +, O +rLHR B-GENE +- I-GENE +t631 I-GENE +, O +and O +rLHR B-GENE +- I-GENE +t628 I-GENE +) O +were O +used O +to O +probe O +the O +importance O +of O +this O +region O +on O +the O +regulation O +of O +hormonal O +responsiveness O +. O + +Are O +low O +P300 O +amplitudes O +a O +marker O +for O +schizophrenia O +. O + +Sleep O +was O +determined O +again O +for O +an O +additional O +3 O +days O +and O +6 O +hours O +. O + +The O +patients O +are O +two O +healthy O +adult O +males O +. O + +Indoor O +concentrations O +were O +only O +weakly O +correlated O +with O +outdoor O +concentrations O +, O +however O +, O +and O +personal O +exposures O +were O +even O +more O +poorly O +correlated O +with O +outdoor O +concentrations O +. O + +A O +neuropsychological O +test O +battery O +was O +used O +that O +contained O +the O +Wisconsin O +card O +sorting O +test O +, O +Street O +completion O +test O +, O +Stroop O +test O +, O +a O +dichotic O +memory O +listening O +test O +, O +and O +a O +facial O +recognition O +test O +. O + +We O +present O +this O +case O +because O +of O +the O +rarity O +of O +left O +ventricular O +involvement O +associated O +with O +ARVD O +. O + +In O +a O +randomized O +single O +- O +blind O +3 O +x O +3 O +Latin O +- O +square O +study O +with O +corrections O +for O +any O +carryover O +effects O +, O +27 O +males O +and O +30 O +females O +consumed O +supplements O +containing O +glucose O +or O +resistant O +starch O +( O +RS O +) O +from O +raw O +high O +- O +amylose O +cornstarch O +( O +RS2 O +) O +or O +from O +retrograded O +high O +- O +amylose O +cornstarch O +( O +RS3 O +) O +. O + +The O +5 O +' O +flanking O +region O +of O +the O +mouse B-GENE +Met I-GENE +- I-GENE +ase I-GENE +- I-GENE +1 I-GENE +gene I-GENE +also O +shares O +considerable O +regions O +of O +identity O +with O +the O +5 O +' O +flanking O +region O +of O +the O +rat B-GENE +Met I-GENE +- I-GENE +ase I-GENE +- I-GENE +1 I-GENE +gene I-GENE +. O + +The O +[ O +18F O +] O +FMISO O +TMRR O +is O +a O +simple O +and O +clinically O +useful O +index O +for O +detecting O +tumour O +hypoxia O +in O +NPC O +. O + +Improved O +methods O +have O +been O +developed O +for O +maintaining O +and O +breeding O +the O +neotropical O +short O +- O +tailed O +fruit O +bat O +, O +Carollia O +perspicillata O +, O +in O +an O +easily O +- O +reproduced O +, O +laboratory O +setting O +. O + +In O +addition O +, O +the O +time O +to O +engraftment O +was O +significantly O +shorter O +in O +the O +amifostine O +arm O +in O +both O +cohorts O +. O + +We O +conclude O +that O +CPET O +is O +a O +useful O +investigation O +in O +the O +management O +of O +patients O +with O +cardiopulmonary O +disease O +and O +complements O +the O +various O +other O +investigations O +offered O +by O +a O +pulmonary O +function O +laboratory O +. O + +Using O +fluorescence O +in O +situ O +hybridization O +, O +we O +mapped O +the O +chromosome O +- O +17 O +breakpoint O +in O +a O +patient O +with O +acampomelic O +CMPD O +and O +sex O +reversal O +, O +who O +carries O +a O +de O +novo O +constitutional O +t O +( O +12 O +; O +17 O +) O +translocation O +, O +between O +two O +known O +cosmid O +markers O +in O +the O +17q24 O +- O +q25 O +region O +. O + +This O +is O +concluded O +from O +the O +isolation O +of O +cDNAs O +from O +spinach O +( O +Spinacia O +oleracea O +) O +and O +barley O +( O +Hordeum O +vulgare O +cv O +. O + +The O +data O +presented O +in O +this O +work O +indicate O +that O +thi1 B-GENE +may O +also O +be O +involved O +in O +DNA O +damage O +tolerance O +in O +plant O +cells O +. O + +In O +the O +rat B-GENE +rnu I-GENE +allele I-GENE +described O +here O +, O +a O +nonsense O +mutation O +in O +exon O +8 O +of O +the O +whn B-GENE +gene I-GENE +was O +identified O +. O + +Control O +intact O +rats O +were O +age O +- O +matched O +to O +the O +different O +treated O +groups O +. O + +DESIGN O +: O +A O +cross O +- O +sectional O +study O +. O + +We O +have O +identified O +a O +strong O +Tas B-GENE +- I-GENE +responsive I-GENE +element I-GENE +, O +designated O +TRE B-GENE +( O +GP B-GENE +) O +, O +near O +the O +3 O +' O +end O +of O +the O +gag B-GENE +gene I-GENE +and O +preceding O +the O +pol B-GENE +gene I-GENE +of O +SFV O +- O +1 O +. O + +Although O +the O +binding O +of O +IE2 B-GENE +86 I-GENE +to O +nonphosphorylated O +full B-GENE +- I-GENE +length I-GENE +CREB I-GENE +or O +deltaCREB B-GENE +is O +minimal O +, O +IE2 B-GENE +86 I-GENE +does O +form O +complexes O +with O +p300 B-GENE +and O +the O +CREB B-GENE +- I-GENE +binding I-GENE +protein I-GENE +( O +CBP B-GENE +) O +, O +which O +in O +turn O +bind O +to O +CREB B-GENE +and O +can O +serve O +as O +adaptor O +proteins O +for O +CREB B-GENE +function O +. O + +A O +transgenic O +complementation O +assay O +was O +used O +to O +test O +whether O +NIa B-GENE +supplied O +in O +trans O +could O +rescue O +amplification O +- O +defective O +viral O +genomes O +encoding O +altered O +NIa B-GENE +proteins I-GENE +. O + +On O +the O +basis O +of O +its O +bZIP O +structural O +homology O +, O +meq B-GENE +is O +perhaps O +the O +only O +member O +of O +the O +jun B-GENE +- O +fos B-GENE +gene O +family O +completely O +viral O +in O +origin O +. O + +The O +rCBF O +and O +vasomotion O +were O +recorded O +by O +laser O +- O +doppler O +fluxmetry O +. O + +Although O +basal O +vessels O +may O +constrict O +distal O +parenchymal O +vessels O +tend O +to O +dilate O +after O +SAH O +. O + +The O +triple O +combination O +of O +nizatidine O +, O +clarithromycin O +, O +and O +bismuth O +subcitrate O +resulted O +in O +an O +ulcer O +healing O +rate O +of O +98 O +% O +and O +an O +H O +. O +pylori O +eradication O +rate O +of O +90 O +% O +. O + +Several O +lines O +of O +evidence O +presented O +here O +suggest O +that O +PKC B-GENE +- I-GENE +zeta I-GENE +plays O +a O +role O +in O +alpha B-GENE +2 I-GENE +integrin I-GENE +gene I-GENE +expression O +. O + +Plasma O +thrombomodulin B-GENE +: O +a O +marker O +for O +microvascular O +complications O +in O +diabetes O +mellitus O +. O + +Update O +: O +diphtheria O +epidemic O +in O +the O +newly O +independent O +states O +of O +the O +former O +USSR O +, O +January O +1995 O +- O +March O +1996 O +. O + +The O +characterization O +of O +the O +promoter O +region O +indicated O +that O +three O +distinct O +regulatory O +elements O +corresponding O +to O +an O +AP B-GENE +- I-GENE +1 I-GENE +binding I-GENE +site I-GENE +( O +or O +TRE O +) O +, O +a O +PRDII B-GENE +/ O +kappaB B-GENE +domain O +, O +and O +a O +CAAT O +box O +are O +involved O +in O +the O +activation O +by O +pp60 B-GENE +( B-GENE +v I-GENE +- I-GENE +) I-GENE +src I-GENE +. O + +Serine O +528 O +is O +phosphorylated O +in O +vivo O +in O +several O +cell O +lines O +, O +and O +substitution O +of O +serine O +528 O +to O +alanine O +( O +S528A O +) O +resulted O +in O +an O +increased O +ability O +of O +Myb B-GENE +to O +transactivate O +a O +synthetic O +promoter O +containing O +five O +copies O +of O +the O +mim B-GENE +- I-GENE +1A I-GENE +Myb B-GENE +- O +responsive O +element O +and O +a O +minimal O +herpes B-GENE +tk I-GENE +promoter I-GENE +. O + +The O +DNA O +binding O +and O +multimerization O +activities O +of O +c B-GENE +- I-GENE +Myb I-GENE +appear O +to O +be O +unaffected O +by O +the O +S528A O +substitution O +, O +suggesting O +that O +phosphorylation O +of O +serine O +528 O +may O +mediate O +its O +effect O +on O +the O +transcription O +transactivating O +activity O +of O +c B-GENE +- I-GENE +Myb I-GENE +by O +regulating O +interactions O +with O +other O +proteins O +. O + +The O +amount O +of O +these O +factors O +was O +reduced O +in O +GEO O +cells O +in O +which O +the O +u B-GENE +- I-GENE +PAR I-GENE +gene I-GENE +is O +only O +weakly O +transcriptionally O +activated O +. O + +PIP2 O +, O +when O +incorporated O +into O +phosphatidylcholine O +carrier O +vesicles O +, O +binds O +tightly O +to O +the O +guanine O +nucleotide O +- O +depleted O +form O +of O +Cdc42Hs B-GENE +and O +weakly O +to O +the O +GDP O +- O +bound O +form O +of O +the O +GTP B-GENE +- I-GENE +binding I-GENE +protein I-GENE +but O +does O +not O +bind O +to O +GTP O +- O +bound O +Cdc42Hs B-GENE +, O +similar O +to O +what O +was O +observed O +for O +the O +Dbl B-GENE +oncoprotein I-GENE +. O + +Purified O +spleen O +GAP B-GENE +accelerated O +hydrolysis O +of O +GTP O +bound O +to O +recombinant B-GENE +ARF1 I-GENE +, O +ARF3 B-GENE +, O +ARF5 B-GENE +, O +and O +ARF6 B-GENE +; O +no O +effect O +of O +NH2 O +- O +terminal O +myristoylation O +was O +observed O +. 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O + +Transcripts O +for O +both O +ODV B-GENE +- I-GENE +E18 I-GENE +and O +ODV B-GENE +- I-GENE +EC27 I-GENE +initiate O +from O +conserved O +TAAG O +motifs O +, O +and O +transcripts O +are O +detected O +from O +16 O +through O +72 O +hr O +p O +. O +i O +. O + +In O +order O +to O +determine O +which O +sequences O +in O +the O +GATA B-GENE +- I-GENE +1 I-GENE +promoter I-GENE +are O +crucial O +for O +activation O +by O +the O +ME26 B-GENE +viral I-GENE +protein I-GENE +, O +we O +made O +deletions O +of O +the O +promoter O +, O +cloned O +them O +into O +a O +luciferase B-GENE +expression O +vector O +and O +tested O +their O +activity O +in O +mouse O +fibroblasts O +, O +which O +do O +not O +express O +GATA B-GENE +- I-GENE +1 I-GENE +. O + +A O +3 O +- O +yr O +retrospective O +review O +is O +effective O +and O +detects O +94 O +% O +of O +the O +undercalls O +. 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O + +Patients O +with O +low O +probability O +of O +having O +aluminum O +overload O +( O +serum O +iron O +levels O +< O +40 O +micrograms O +/ O +L O +and O +DAI O +< O +150 O +micrograms O +/ O +L O +) O +had O +significantly O +higher O +values O +of O +serum O +iron O +, O +iron O +transferrin B-GENE +saturation O +, O +and O +serum B-GENE +ferritin I-GENE +levels O +compared O +with O +those O +patients O +with O +a O +high O +probability O +of O +having O +aluminum O +overload O +( O +serum O +aluminum O +levels O +> O +40 O +micrograms O +/ O +L O +and O +DAI O +> O +150 O +micrograms O +/ O +L O +) O +. O + +Although O +the O +RAD23 B-GENE +equivalents O +are O +well O +conserved O +during O +evolution O +, O +the O +mammalian O +genes O +did O +not O +express O +the O +UV O +- O +inducible O +phenotype O +of O +their O +yeast O +counterpart O +. 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O +bovis O +PG45 O +was O +cloned O +and O +sequenced O +. O + +Carbon O +catabolite O +repression O +of O +the O +gnt B-GENE +operon I-GENE +of I-GENE +Bacillus I-GENE +subtilis I-GENE +is O +mediated O +by O +the O +catabolite O +control O +protein O +CcpA B-GENE +and O +by O +HPr B-GENE +, O +a O +phosphocarrier O +protein O +of O +the O +phosphotransferase O +system O +. O + +Melatonin O +and O +seasonality O +: O +filling O +the O +gap O +. O + +A O +subsequent O +screen O +for O +the O +loss O +of O +the O +positively O +selectable O +target O +locus O +marker O +detects O +the O +desired O +replacement O +at O +modest O +frequency O +( O +> O +2 O +% O +) O +. O + +Here O +we O +demonstrate O +that O +another O +cellular O +protein O +linked O +to O +BCR B-GENE +/ O +ABL B-GENE +through O +the O +CRKL B-GENE +- O +SH2 B-GENE +domain O +is O +p130 B-GENE +( O +CAS B-GENE +) O +. O +p130 B-GENE +( O +CAS B-GENE +) O +was O +found O +to O +be O +tyrosine O +phosphorylated O +and O +associated O +with O +CRKL B-GENE +in O +BCR B-GENE +/ O +ABL B-GENE +expressing O +cell O +lines O +and O +in O +samples O +obtained O +from O +CML O +and O +ALL O +patients O +, O +but O +not O +in O +samples O +from O +controls O +. O + +The O +effects O +of O +procedural O +variations O +on O +lateralized O +Stroop O +effects O +. O + +In O +a O +third O +experiment O +, O +a O +Chessmaster O +gradually O +increases O +the O +number O +of O +boards O +he O +can O +reproduce O +with O +higher O +than O +70 O +% O +average O +accuracy O +to O +nine O +, O +replacing O +as O +many O +as O +160 O +pieces O +correctly O +. O + +PCNA B-GENE +mRNA I-GENE +has O +a O +3 O +' O +UTR O +antisense O +to O +yellow O +crescent O +RNA O +and O +is O +localized O +in O +ascidian O +eggs O +and O +embryos O +. O + +A O +1 O +. O +8 O +- O +kb O +cDNA O +clone O +( O +designed O +hKID B-GENE +, O +gene B-GENE +symbol I-GENE +AQP2L I-GENE +) O +with O +homology O +to O +the O +aquaporins B-GENE +was O +isolated O +from O +a O +human O +kidney O +cDNA O +library O +. O + +PCR O +/ O +Southern O +blot O +analysis O +of O +human O +kidney O +cDNA O +using O +primers O +flanking O +the O +hKID B-GENE +coding I-GENE +sequence I-GENE +revealed O +expression O +of O +a O +full O +- O +length O +mRNA O +and O +short O +transcripts O +with O +partial O +exon O +1 O +and O +partial O +exon O +4 O +deletions O +. O + +The O +high O +sequence O +homology O +, O +similar O +genomic O +structure O +, O +and O +identical O +chromosomal O +loci O +of O +hKID B-GENE +, O +MIP B-GENE +, O +and O +AQP B-GENE +- I-GENE +2 I-GENE +suggest O +a O +MIP B-GENE +family I-GENE +gene I-GENE +cluster I-GENE +at O +chromosome O +locus O +12q13 O +. O + +The O +third O +ORF O +generates O +a O +transcript O +of O +1 O +. O +6 O +kb O +and O +encodes O +a O +protein O +of O +382 O +residues O +including O +a O +perfect O +match O +to O +the O +consensus O +sequence O +of O +a O +C2H2 O +zinc O +finger O +domain O +; O +it O +shares O +a O +strong O +homology O +with O +yeast B-GENE +Mig1p I-GENE +and O +Cre B-GENE +- I-GENE +A I-GENE +from I-GENE +Aspergillus I-GENE +, I-GENE +Emericella I-GENE +and I-GENE +E I-GENE +. I-GENE +coli I-GENE +. O + +Adding O +phytase B-GENE +and O +nP O +improved O +the O +orderliness O +of O +development O +, O +mineralization O +and O +arrangement O +of O +cartilage O +and O +bone O +cells O +, O +and O +alleviated O +the O +effects O +of O +P O +deficiency O +on O +the O +histological O +and O +gross O +structure O +of O +the O +tibias O +. 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O + +Thus O +, O +the O +multidomained O +ROK B-GENE +alpha I-GENE +appears O +to O +be O +involved O +in O +reorganization O +of O +the O +cytoskeleton O +, O +with O +the O +N O +and O +C O +termini O +acting O +as O +positive O +and O +negative O +regulators O +, O +respectively O +, O +of O +the O +kinase O +domain O +whose O +activity O +is O +crucial O +for O +formation O +of O +stress O +fibers O +and O +focal O +adhesion O +complexes O +. O + +These O +findings O +and O +the O +differential O +tissue O +distribution O +of O +p54 B-GENE +suggest O +that O +this O +novel O +SR B-GENE +protein I-GENE +may O +participate O +in O +regulation O +of O +alternative O +splicing O +in O +a O +tissue O +- O +and O +substrate O +- O +dependent O +manner O +. O + +The O +elevation O +of O +cyclic O +AMP O +( O +cAMP O +) O +levels O +in O +the O +cell O +downregulates O +the O +activity O +of O +the O +Raf B-GENE +- I-GENE +1 I-GENE +kinase I-GENE +. O + +An O +interaction O +screen O +with O +the O +repression O +domain O +of O +the O +orphan B-GENE +receptor I-GENE +RevErb I-GENE +identified O +N B-GENE +- I-GENE +CoR I-GENE +, O +the O +corepressor O +for O +thyroid B-GENE +hormone I-GENE +receptor I-GENE +( O +TR B-GENE +) O +and O +retinoic B-GENE +acid I-GENE +receptor I-GENE +( O +RAR B-GENE +) O +. O + +These O +results O +indicate O +that O +inhibition O +of O +Jun B-GENE +kinase I-GENE +activation O +was O +sufficient O +to O +inhibit O +Ras B-GENE +transformation O +even O +in O +the O +presence O +of O +activated O +Erk B-GENE +- I-GENE +2 I-GENE +. O + +Our O +analysis O +suggests O +that O +Upf1p B-GENE +is O +a O +multifunctional O +protein O +with O +separable O +activities O +that O +can O +affect O +mRNA O +turnover O +and O +nonsense O +suppression O +. O + +Identification O +of O +Ste4 B-GENE +as O +a O +potential O +regulator O +of O +Byr2 B-GENE +in O +the O +sexual O +response O +pathway O +of O +Schizosaccharomyces O +pombe O +. O + +Two O +closely O +related O +variants O +of O +Stat5 B-GENE +, O +Stat5a B-GENE +and O +Stat5b B-GENE +, O +are O +encoded O +by O +distinct O +genes O +. O + +Mutations O +in O +three O +loci O +( O +SIC1 B-GENE +, O +SWI5 B-GENE +, O +and O +RIC3 B-GENE +) O +were O +identified O +. O + +The O +serine B-GENE +/ I-GENE +threonine I-GENE +kinase I-GENE +Raf B-GENE +- I-GENE +1 I-GENE +functions O +downstream O +of O +Rats B-GENE +in O +a O +signal O +transduction O +cascade O +which O +transmits O +mitogenic O +stimuli O +from O +the O +plasma O +membrane O +to O +the O +nucleus O +. O + +In O +transient O +cotransfections O +E1A B-GENE +could O +induce O +the O +activity O +of O +the O +p53 B-GENE +promoter I-GENE +to O +a O +high O +level O +; O +12S B-GENE +E1A I-GENE +was O +threefold O +as O +efficient O +as O +13S B-GENE +E1A I-GENE +in O +this O +activity O +, O +and O +YY1 B-GENE +bound O +to O +the O +composite O +element O +was O +shown O +to O +mediate O +55 O +% O +of O +this O +induction O +. O + +The O +retinoid B-GENE +Z I-GENE +receptor I-GENE +beta I-GENE +( O +RZR B-GENE +beta I-GENE +) O +, O +an O +orphan O +receptor O +, O +is O +a O +member O +of O +the O +retinoic B-GENE +acid I-GENE +receptor I-GENE +( O +RAR B-GENE +) O +/ O +thyroid B-GENE +hormone I-GENE +receptor I-GENE +( O +TR B-GENE +) O +subfamily O +of O +nuclear O +receptors O +. O + +DNA B-GENE +- I-GENE +dependent I-GENE +protein I-GENE +kinase I-GENE +( O +DNA B-GENE +- I-GENE +PK I-GENE +) O +consists O +of O +a O +heterodimeric O +protein O +( O +Ku B-GENE +) O +and O +a O +large O +catalytic O +subunit O +( O +DNA B-GENE +- I-GENE +PKcs I-GENE +) O +. O + +Sequencing O +of O +the O +16p O +11 O +. O +1 O +/ O +Xq28 O +duplication O +breakpoints O +has O +revealed O +the O +presence O +of O +repetitive O +immunoglobulin B-GENE +- I-GENE +like I-GENE +CAGGG I-GENE +pentamer I-GENE +sequences I-GENE +at O +or O +near O +the O +paralogy O +boundaries O +. O + +However O +, O +in O +a O +multivariate O +analysis O +considering O +age O +, O +gender O +, O +and O +a O +previous O +history O +of O +cardiovascular O +diseases O +, O +female O +gender O +was O +not O +independently O +associated O +with O +death O +. O + +Moreover O +, O +following O +a O +single O +intravenous O +injection O +of O +the O +bicistronic O +vector O +complexed O +to O +cationic O +liposomes O +into O +recipient O +mice O +, O +delivery O +of O +MDR1 B-GENE +and O +GC B-GENE +cDNAs I-GENE +was O +achieved O +in O +all O +the O +organs O +we O +tested O +. O + +The O +limits O +of O +agreement O +between O +DBS O +and O +TOF O +responses O +were O +so O +wide O +that O +they O +cannot O +be O +used O +interchangeably O +. O + +The O +harpin B-GENE +- O +encoding O +hrpZ B-GENE +gene I-GENE +is O +located O +in O +an O +operon O +that O +also O +encodes O +Hrp B-GENE +secretion I-GENE +pathway I-GENE +components I-GENE +and O +is O +part O +of O +the O +functional O +cluster O +of O +hrp B-GENE +genes I-GENE +carried O +on O +cosmid O +pHIR11 O +that O +enables O +saprophytic O +bacteria O +like O +Escherichia O +coli O +and O +Pseudomonas O +fluorescens O +to O +elicit O +the O +HR O +in O +tobacco O +leaves O +. O + +Despite O +the O +presence O +of O +one O +additional O +ribonucleotide B-GENE +reductase I-GENE +, O +the O +nrdAB B-GENE +- I-GENE +encoded I-GENE +enzyme I-GENE +is O +essential O +to O +the O +aerobic O +growth O +of O +the O +cell O +because O +nrdAB B-GENE +- I-GENE +defective I-GENE +mutants I-GENE +of O +both O +species O +are O +not O +viable O +in O +the O +presence O +of O +oxygen O +. O + +Altogether O +, O +the O +results O +demonstrate O +that O +the O +two O +isoforms O +elicit O +similar O +responses O +in O +vivo O +despite O +differences O +in O +their O +regulation O +. O + +Motivational O +factors O +focusing O +on O +attitudes O +, O +perceived O +susceptibility O +to O +pregnancy O +, O +and O +normative O +factors O +were O +also O +relevant O +. O + +High O +- O +resolution O +structure O +of O +the O +diphtheria B-GENE +toxin I-GENE +repressor I-GENE +complexed O +with O +cobalt O +and O +manganese O +reveals O +an O +SH3 B-GENE +- I-GENE +like I-GENE +third O +domain O +and O +suggests O +a O +possible O +role O +of O +phosphate O +as O +co O +- O +corepressor O +. O + +Titration O +of O +the O +human O +and O +porcine O +proteins O +with O +2 O +- O +nitro O +- O +5 O +- O +thiosulfabenzoate O +indicates O +that O +membrane B-GENE +dipeptidase I-GENE +additionally O +possesses O +two O +intrachain O +disulfide O +bonds O +. O + +FEV1 O +did O +not O +fall O +significantly O +in O +patients O +without O +acute O +or O +chronic O +GVHD O +and O +recovered O +earlier O +than O +in O +patients O +without O +posttransplant O +pulmonary O +infection O +. O + +Administration O +of O +adrenaline O +resulted O +in O +a O +large O +overestimation O +of O +the O +SaO2 O +in O +6 O +of O +the O +7 O +measurements O +. O + +Therapy O +with O +dietary O +modification O +and O +triglyceride O +lowering O +drugs O +resulted O +in O +resolution O +of O +symptoms O +and O +parotid O +swelling O +in O +one O +patient O +. O + +Chernoff O +, O +submitted O +for O +publication O +) O +. O + +We O +have O +cloned O +a O +novel O +protein O +kinase O +, O +termed O +hematopoietic B-GENE +progenitor I-GENE +kinase I-GENE +1 I-GENE +( O +HPK1 B-GENE +) O +, O +that O +is O +expressed O +predominantly O +in O +hematopoietic O +cells O +, O +including O +early O +progenitor O +cells O +. O + +Human O +ESP1 B-GENE +/ O +CRP2 B-GENE +protein O +has O +two O +LIM B-GENE +domains O +, O +and O +each O +shares O +35 O +. O +1 O +% O +and O +77 O +or O +79 O +% O +identical O +residues O +with O +human B-GENE +cysteine I-GENE +- I-GENE +rich I-GENE +protein I-GENE +( O +CRP B-GENE +) O +and O +rat B-GENE +CRIP I-GENE +, O +respectively O +. O + +The O +fragments O +are O +separated O +and O +directly O +sized O +by O +agarose O +gel O +electrophoresis O +. O + +Linkage O +studies O +have O +shown O +locus O +heterogeneity O +with O +one O +TSC B-GENE +gene I-GENE +mapped O +to O +chromosome O +9q34 O +and O +a O +second O +to O +16p13 O +. O +3 O +. O + +The O +cytogenetic O +expression O +of O +the O +folate O +sensitive O +fragile O +site O +, O +FRAXE B-GENE +, O +is O +due O +to O +the O +expansion O +of O +a O +GCC O +repeat O +in O +proximal O +Xq28 O +of O +the O +human O +X O +chromosome O +and O +is O +associated O +with O +a O +mild O +form O +of O +mental O +handicap O +. O + +DNA O +sequence O +analysis O +of O +a O +3213 O +bp O +BamHI B-GENE +- O +ClaI B-GENE +fragment O +revealed O +that O +three O +open O +reading O +frames O +( O +ORFs O +) O +were O +encoded O +in O +the O +same O +orientation O +. O + +The O +initial O +inpatient O +experience O +for O +individuals O +with O +HIV O +- O +related O +TB O +may O +be O +pivotal O +to O +the O +acceptance O +of O +and O +participation O +in O +ongoing O +TB O +care O +. O + +This O +element O +, O +termed O +CREsp O +- O +a O +( O +TGACCTCA O +) O +, O +differs O +by O +one O +nucleotide O +from O +a O +palindromic O +CRE O +( O +CREpal O +, O +TGACGTCA O +) O +, O +which O +is O +known O +to O +bind O +CREB B-GENE +as O +a O +homodimer O +. O + +Analysis O +of O +human O +genomic O +DNA O +reveals O +an O +intronless O +sequence O +with O +strong O +homology O +to O +human B-GENE +G I-GENE +alpha I-GENE +q I-GENE +cDNA I-GENE +. O + +The O +complete O +exon O +- O +intron O +structure O +of O +the O +156 B-GENE +- I-GENE +kb I-GENE +human I-GENE +gene I-GENE +NFKB1 I-GENE +, O +which O +encodes O +the O +p105 B-GENE +and O +p50 B-GENE +proteins I-GENE +of O +transcription O +factors O +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +and O +I B-GENE +kappa I-GENE +B I-GENE +- I-GENE +gamma I-GENE +: O +implications O +for O +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +- O +mediated O +signal O +transduction O +. O + +An O +inverted O +Alu B-GENE +repeat O +element O +, O +flanked O +by O +nonamer O +direct O +repeats O +, O +was O +identified O +within O +the O +region O +- O +913 O +/ O +- O +620 O +, O +relative O +to O +the O +cap O +site O +. O + +Comparison O +of O +the O +amino O +acid O +sequences O +of O +the O +RPO1 B-GENE +polypeptides I-GENE +of I-GENE +IIV6 I-GENE +, I-GENE +LCDV I-GENE +, I-GENE +and I-GENE +MCV I-GENE +- I-GENE +1 I-GENE +with O +the O +corresponding O +prokaryotic O +, O +eukaryotic O +, O +and O +viral O +proteins O +revealed O +differences O +in O +amino O +acid O +similarity O +and O +phylogenetic O +relationships O +. O + +The O +RPO1 B-GENE +of O +LCDV O +shows O +the O +highest O +similarity O +to O +the O +RPO1 B-GENE +of O +IIV6 O +and O +significant O +lower O +similarity O +to O +the O +eukaryotic B-GENE +polymerases I-GENE +II I-GENE +and I-GENE +III I-GENE +as O +well O +as O +to O +the O +archaebacteral O +subunit O +. O + +The O +use O +of O +primary O +GE O +cells O +thus O +provides O +a O +convenient O +in O +vitro O +system O +for O +further O +study O +of O +the O +endocrine O +, O +paracrine O +, O +and O +autocrine O +factors O +regulating O +endometrial O +gene O +expression O +during O +pregnancy O +. O + +We O +performed O +dipole O +estimation O +of O +spikes O +and O +SEP O +components O +in O +identical O +patients O +. O + +Proximal O +CBD O +was O +inversely O +correlated O +with O +bone B-GENE +alkaline I-GENE +phosphatase I-GENE +( O +r O += O +- O +0 O +. O +71 O +, O +p O +< O +0 O +. O +01 O +) O +and O +intact O +PTH B-GENE +( O +r O += O +- O +0 O +. O +59 O +, O +p O +< O +0 O +. O +05 O +) O +. O + +In O +addition O +, O +a O +comparison O +of O +the O +hCHLR B-GENE +gene I-GENE +sequences I-GENE +with O +available O +databases O +indicates O +that O +a O +large O +portion O +of O +these O +genes O +, O +including O +exons O +encoding O +two O +functional O +domains O +of O +the O +carboxyl O +- O +terminal O +region O +of O +these O +proteins O +, O +has O +been O +duplicated O +as O +part O +of O +a O +larger O +human O +telomeric O +repeat O +sequence O +found O +on O +many O +human O +chromosomes O +. O + +We O +show O +here O +that O +the O +LIM B-GENE +domain I-GENE +homeobox B-GENE +protein I-GENE +isl B-GENE +- I-GENE +1 I-GENE +activates O +the O +rat B-GENE +amylin I-GENE +promoter I-GENE +in O +both O +fibroblast O +and O +islet O +cell O +lines O +. O + +Although O +isl B-GENE +- I-GENE +1 I-GENE +binds O +to O +both O +the O +insulin B-GENE +and O +amylin B-GENE +gene I-GENE +promoter I-GENE +elements I-GENE +in O +vitro O +, O +these O +sequences O +display O +marked O +differences O +in O +their O +relative O +transcriptional O +properties O +when O +ligated O +adjacent O +to O +a O +heterologous O +promoter O +and O +transfected O +into O +InR1 O +- O +G9 O +islet O +cells O +. O + +It O +is O +likely O +that O +other O +pathways O +involve O +alternate O +signal O +transduction O +events O +( O +e O +. O +g O +. O +, O +calcium O +mobilization O +) O +and O +promoter O +response O +elements O +( O +e O +. O +g O +. O +, O +SRE O +) O +. O + +The O +CD4 B-GENE +count O +at O +which O +remission O +occurs O +may O +reflect O +severe O +immunodeficiency O +such O +that O +risk O +for O +AIDS O +- O +related O +infection O +is O +high O +. O + +Although O +diagnostic O +laparoscopy O +is O +still O +considered O +the O +standard O +reference O +in O +the O +diagnosis O +of O +ectopic O +pregnancy O +( O +EP O +) O +, O +use O +of O +high O +- O +resolution O +endovaginal O +sonography O +, O +in O +conjunction O +with O +qualitative O +serum O +assays O +of O +the O +beta O +subunit O +of O +human B-GENE +chorionic I-GENE +gonadotropin I-GENE +( O +beta B-GENE +- I-GENE +hCG I-GENE +) O +, O +allows O +detection O +of O +earlier O +and O +smaller O +EPs O +. O + +Bifunctionality O +of O +the O +AcMNPV B-GENE +homologous I-GENE +region I-GENE +sequence I-GENE +( O +hr1 B-GENE +) O +: O +enhancer O +and O +ori O +functions O +have O +different O +sequence O +requirements O +. O + +Neither O +CES1 B-GENE +nor O +CES4 B-GENE +is O +essential O +for O +cell O +growth O +, O +and O +a O +double O +deletion O +mutant O +is O +viable O +. O + +Their O +use O +established O +that O +the O +BrAAP O +activity O +catalyzed O +both O +a O +postproline O +and O +a O +postglutamate O +cleavage O +and O +therefore O +has O +a O +broader O +specificity O +than O +previously O +recognized O +. O + +To O +explore O +the O +functional O +significance O +of O +these O +subdomains O +in O +PRL B-GENE +binding O +and O +signal O +transduction O +, O +deletion O +mutants O +of O +S1 O +or O +/ O +and O +S2 O +subdomains O +were O +constructed O +. O + +A O +stable O +heterologous O +cell O +line O +containing O +the O +mouse B-GENE +TRH I-GENE +receptor I-GENE +was O +constructed O +by O +transfection O +of O +nonexcitable O +293 O +cells O +, O +which O +lack O +L O +channel O +activity O +. O + +To O +understand O +further O +the O +expression O +and O +regulation O +of O +the O +V1aR B-GENE +, O +we O +now O +describe O +the O +genomic O +characteristics O +, O +tissue O +expression O +, O +chromosomal O +localization O +, O +and O +regional O +mapping O +of O +the O +human B-GENE +V1aR I-GENE +gene I-GENE +, O +AVPR1A B-GENE +. O + +The O +final O +predicted O +structure O +has O +an O +overall O +backbone O +deviation O +of O +0 O +. O +7 O +A O +from O +that O +of O +ras B-GENE +- O +p21 B-GENE +. O + +Genomic O +organization O +of O +the O +human B-GENE +beta I-GENE +- I-GENE +catenin I-GENE +gene I-GENE +( O +CTNNB1 B-GENE +) O +. O + +Furthermore O +, O +although O +the O +regional O +distribution O +of O +lean O +tissue O +mass O +in O +the O +trunk O +and O +legs O +remained O +fairly O +constant O +at O +different O +pubertal O +stages O +, O +the O +regional O +distribution O +of O +fat O +was O +altered O +significantly O +, O +becoming O +more O +central O +and O +less O +peripheral O +. O + +Thus O +, O +the O +predicted O +CD30v B-GENE +protein I-GENE +retains O +most O +of O +the O +cytoplasmic O +region O +, O +but O +lacks O +the O +extracellular O +and O +transmembrane O +domains O +. O + +Constitutive O +phosphorylation O +of O +the O +CD30v B-GENE +protein I-GENE +was O +demonstrated O +by O +in O +vitro O +labeling O +with O +[ O +32P O +] O +. O + +17 O +. O +5 O +% O +of O +cycles O +) O +. O + +We O +report O +here O +the O +discovery O +of O +a O +new O +actin B-GENE +- I-GENE +related I-GENE +gene I-GENE +in O +this O +organism O +, O +which O +we O +have O +named O +ACT4 B-GENE +. O + +Two O +of O +the O +ORFs O +are O +completely O +internal O +to O +longer O +ones O +and O +a O +third O +is O +partially O +embedded O +in O +G2850 B-GENE +. O + +MVR O +typing O +of O +rare O +- O +length O +alleles O +indicates O +that O +they O +are O +comprised O +of O +disorganized O +sequences O +, O +although O +they O +usually O +bear O +a O +resemblance O +to O +one O +of O +the O +common O +alleles O +at O +the O +5 O +' O +- O +most O +end O +. O + +Plasmid O +pAL618 O +contains O +the O +genetic O +determinants O +for O +H2 O +uptake O +( O +hup B-GENE +) O +from O +Rhizobium O +leguminosarum O +bv O +. O +viciae O +, O +including O +a O +cluster O +of O +17 O +genes O +named O +hupSLCDEFGHIJK B-GENE +- I-GENE +hypABFCDE I-GENE +. O + +An O +open O +- O +label O +, O +placebo O +- O +controlled O +, O +randomized O +, O +two O +- O +way O +crossover O +study O +was O +performed O +in O +12 O +healthy O +volunteers O +( O +between O +20 O +and O +44 O +years O +of O +age O +) O +to O +assess O +the O +effect O +of O +orlistat O +, O +a O +gastrointestinal B-GENE +lipase I-GENE +inhibitor O +that O +reduces O +dietary O +fat O +absorption O +and O +is O +being O +developed O +for O +weight O +control O +in O +obesity O +, O +on O +the O +absorption O +of O +vitamins O +A O +and O +E O +. O + +Tilmicosin O +is O +a O +novel O +macrolide O +antibiotic O +developed O +for O +exclusive O +use O +in O +veterinary O +medicine O +. O + +Effect O +of O +nitrous O +oxide O +( O +N2O O +) O +on O +the O +somatosympathetic O +A O +- O +and O +C O +- O +reflexes O +was O +investigated O +using O +artificially O +ventilated O +rats O +anesthetized O +with O +alpha O +- O +chloralose O +and O +urethane O +. O + +Restriction O +enzyme O +mapping O +and O +Southern O +analysis O +indicated O +further O +that O +the O +human B-GENE +MZF I-GENE +- I-GENE +1 I-GENE +gene I-GENE +is O +a O +single O +- O +copy O +gene O +. O + +In O +the O +absence O +of O +Swi4 B-GENE +and O +Swi6 B-GENE +cell O +viability O +is O +lost O +, O +but O +can O +be O +regained O +by O +ectopic O +expression O +of O +the O +G1 B-GENE +cyclin I-GENE +encoding I-GENE +genes I-GENE +, O +CLN1 B-GENE +or O +CLN2 B-GENE +. O + +The O +detection O +ratio O +peaked O +at O +ages O +30 O +to O +34 O +and O +decreased O +heavily O +during O +the O +next O +15 O +years O +of O +age O +. O + +How O +many O +embryos O +to O +transfer O +in O +patients O +undergoing O +IVF O +? O + +The O +nonconsensus O +TATA O +box O +in O +promoter O +B O +plays O +a O +more O +important O +role O +in O +promoter O +activity O +than O +the O +TATA O +box O +in O +promoter O +A O +. O + +These O +properties O +indicate O +that O +Gle1 B-GENE +is O +an O +RNA O +- O +export O +factor O +and O +that O +Rev B-GENE +may O +mediate O +viral O +RNA O +export O +by O +mimicking O +the O +function O +of O +Gle1 B-GENE +. O + +Demispan O +is O +a O +reliable O +and O +reproducible O +measure O +of O +stature O +in O +the O +elderly O +. O + +Two O +techniques O +based O +on O +assay O +coefficients O +of O +variation O +were O +employed O +to O +characterize O +a O +normal O +circadian O +pattern O +of O +cortisol O +. O + +A O +system O +is O +described O +in O +which O +the O +volume O +flow O +rate O +of O +blood O +in O +a O +vessel O +is O +determined O +using O +transverse O +colour O +Doppler O +ultrasound O +imaging O +. O + +The O +enzyme O +activities O +studied O +are O +important O +elements O +in O +the O +pathophysiology O +of O +dental O +caries O +and O +may O +even O +be O +addressed O +as O +virulence O +factors O +. O + +In O +lean O +mice O +, O +the O +fat O +/ O +water O +intensity O +ratio O +was O +about O +1 O +: O +4 O +, O +about O +half O +that O +in O +normal O +mice O +. O + +Pharmacokinetic O +parameters O +were O +similar O +to O +values O +given O +in O +the O +literature O +for O +intravenous O +( O +IV O +) O +or O +intraarterial O +( O +IA O +) O +bolus O +MMC O +injections O +( O +Tmax O += O +7 O +. O +0 O +min O +following O +the O +beginning O +of O +MMC O +infusion O +, O +Vss O += O +0 O +. O +57 O +1 O +/ O +kg O +, O +C1 O += O +8 O +. O +9 O +ml O +/ O +min O +. O +kg O +, O +T1 O +/ O +2 O +alpha O += O +8 O +. O +3 O +min O +, O +T1 O +/ O +2 O +beta O += O +58 O +. O +6 O +min O +) O +. O + +In O +this O +study O +, O +we O +identified O +four O +distinct O +E2F B-GENE +complexes I-GENE +present O +in O +aged O +and O +senescent O +normal O +, O +human O +diploid O +fibroblasts O +. O + +This O +paper O +gives O +an O +overview O +of O +the O +global O +pattern O +of O +casualties O +in O +earthquakes O +which O +occurred O +during O +the O +30 O +- O +month O +period O +from O +1 O +September O +1993 O +to O +29 O +February O +1996 O +. O + +If O +we O +apply O +the O +finding O +of O +non O +- O +visualization O +of O +the O +GB O +at O +4 O +h O +post O +injection O +as O +the O +criterion O +for O +the O +diagnosis O +of O +AC O +, O +the O +diagnostic O +accuracy O +was O +only O +40 O +. O +7 O +% O +( O +11 O +/ O +27 O +) O +. O + +Alternative O +processing O +of O +the O +tryptophanyl B-GENE +- I-GENE +tRNA I-GENE +synthetase I-GENE +mRNA I-GENE +from O +interferon B-GENE +- O +treated O +human O +cells O +. O + +Evidence O +for O +the O +promoting O +role O +of O +the O +intra B-GENE +- I-GENE +uterine I-GENE +kinin I-GENE +release O +in O +the O +development O +of O +late O +hypertonic O +saline O +- O +induced O +abortion O +. O + +This O +GAP B-GENE +activity O +was O +observed O +in O +3T3 O +- O +L1 O +adipocyte O +lysates O +, O +and O +was O +able O +to O +accelerate O +the O +hydrolysis O +of O +the O +[ O +alpha O +- O +32P O +] O +GTP O +bound O +to O +GST B-GENE +- O +Rab4 B-GENE +into O +[ O +alpha O +- O +32P O +] O +GDP O +. O + +CONCLUSION O +: O +During O +chronic O +treatment O +, O +the O +haemodynamic O +response O +to O +oral O +cilazapril O +was O +attenuated O +, O +indicating O +that O +continued O +clinical O +improvement O +in O +patients O +with O +CHF O +on O +CLZ O +is O +independent O +of O +to O +its O +acute O +haemodynamic O +effects O +. O + +We O +conclude O +that O +, O +in O +AIDS O +patients O +with O +cryptococcosis O +, O +tolerance O +to O +ILd O +- O +AmB O +was O +acceptable O +when O +the O +daily O +dosage O +did O +not O +exceed O +1 O +mg O +/ O +kg O +, O +but O +the O +higher O +1 O +. O +5 O +mg O +/ O +kg O +daily O +dosage O +was O +associated O +with O +an O +unacceptable O +rate O +of O +nephrotoxicity O +. O + +Moreover O +, O +the O +second O +RCC1 B-GENE +- I-GENE +like I-GENE +motif I-GENE +located O +at O +the O +amino O +- O +terminus O +of O +p619 B-GENE +stimulates O +guanine O +nucleotide O +exchange O +on O +ARF1 B-GENE +and O +on O +members O +of O +the O +related O +Rab B-GENE +proteins I-GENE +, O +but O +not O +on O +other O +small B-GENE +GTP I-GENE +binding I-GENE +proteins I-GENE +such O +as O +Ran B-GENE +or O +R B-GENE +- I-GENE +Ras2 I-GENE +/ O +TC21 B-GENE +. O + +The O +reconstituted O +RNA B-GENE +polymerases I-GENE +containing O +the O +mutant O +alpha O +subunits O +were O +examined O +for O +their O +response O +to O +transcription O +activation O +by O +cAMP B-GENE +- I-GENE +CRP I-GENE +and O +the O +rrnBP1 B-GENE +UP I-GENE +element I-GENE +. O + +Transcription O +factor O +recognition O +surface O +on O +the O +RNA B-GENE +polymerase I-GENE +alpha I-GENE +subunit I-GENE +is O +involved O +in O +contact O +with O +the O +DNA O +enhancer O +element O +. O + +Consistent O +with O +this O +similarity O +, O +the O +cdc28 B-GENE +- O +P8 O +mutant O +accumulates O +unspliced O +precursors O +at O +the O +restrictive O +temperature O +. O + +A O +decrease O +of O +erythrocyte O +Mn O +with O +age O +, O +expressed O +in O +nmol O +/ O +L O +, O +was O +noted O +( O +p O +< O +0 O +. O +02 O +) O +. O + +Cloning O +and O +sequence O +analyses O +revealed O +a O +second O +cDNA O +with O +a O +95 O +- O +nt O +deletion O +in O +the O +region O +coding O +for O +the O +putative O +second O +intracellular O +loop O +and O +the O +fourth O +transmembrane O +domain O +of O +the O +5 B-GENE +- I-GENE +HT2C I-GENE +- I-GENE +R I-GENE +. O + +Expression O +of O +thymidine B-GENE +kinase I-GENE +gene I-GENE +in O +normal O +human O +diploid O +cells O +is O +both O +cell O +cycle O +- O +and O +age O +- O +dependent O +and O +appears O +to O +be O +transcriptionally O +regulated O +. O + +The O +minimum O +inhibitory O +concentrations O +( O +MICs O +) O +of O +ketoconazole O +, O +miconazole O +, O +itraconazole O +, O +fluconazole O +, O +and O +amphotericin O +B O +were O +significantly O +influenced O +by O +the O +inoculum O +size O +, O +regardless O +of O +the O +techniques O +used O +. O + +These O +bacteria O +produce O +and O +export O +proteins O +capable O +of O +specific O +interactions O +with O +key O +mammalian O +cell O +regulatory O +molecules O +in O +order O +to O +derail O +the O +normal O +functions O +of O +the O +cells O +. O + +Thus O +, O +although O +p28 B-GENE +may O +play O +only O +a O +limited O +role O +during O +the O +early O +embryonic O +cleavages O +, O +it O +may O +function O +later O +in O +development O +to O +establish O +a O +somatic O +type O +of O +cell O +cycle O +. O + +The O +main O +aim O +of O +the O +contribution O +, O +which O +opens O +an O +arena O +for O +discussion O +on O +the O +Rivista O +dell O +' O +Infermiere O +is O +to O +critically O +appraise O +published O +research O +works O +focusing O +both O +on O +strengths O +and O +novelty O +and O +weaknesses O +in O +the O +hypothesis O +formulation O +, O +methods O +and O +instruments O +used O +, O +discussion O +of O +results O +. O + +Moreover O +, O +it O +also O +discusses O +the O +effects O +of O +antihypertensive O +drugs O +currently O +regarded O +as O +first O +- O +choice O +agents O +, O +i O +. O +e O +. O +calcium O +antagonists O +and O +the O +angiotensin B-GENE +converting I-GENE +enzyme I-GENE +inhibitors O +, O +on O +intrarenal O +hemodynamics O +. O + +It O +is O +suggested O +that O +the O +observed O +clinical O +phenomena O +in O +response O +to O +morphine O +can O +be O +explained O +by O +differences O +in O +expression O +and O +sensitivity O +of O +some O +opioid B-GENE +receptor I-GENE +subtypes O +in O +migraine O +. O + +Previous O +studies O +demonstrated O +that O +the O +flavin B-GENE +- I-GENE +containing I-GENE +monooxygenases I-GENE +( O +FMO B-GENE +) O +are O +expressed O +in O +a O +tissue O +- O +specific O +manner O +. O + +Thus O +, O +despite O +the O +potential O +for O +common O +regulatory O +mechanisms O +, O +the O +available O +evidence O +indicates O +that O +the O +Mtx B-GENE +minimal I-GENE +promoter I-GENE +does O +not O +significantly O +affect O +Thbs3 B-GENE +gene I-GENE +expression O +. O + +MSSP B-GENE +proteins I-GENE +have O +been O +identified O +by O +their O +binding O +to O +an O +upstream O +element O +of O +c B-GENE +- I-GENE +myc I-GENE +. O + +Gene B-GENE +1 I-GENE +has O +been O +completely O +sequenced O +. O + +B B-GENE +cell I-GENE +antigen I-GENE +receptor I-GENE +( O +BCR B-GENE +) O +- O +induced O +apoptosis O +in O +the O +WEHI O +- O +231 O +B O +lymphoma O +cell O +line O +can O +be O +prevented O +by O +engaging O +CD40 B-GENE +. O + +Both O +alleles O +are O +functionally O +expressed O +and O +are O +distributed O +within O +CD4 B-GENE ++ O +/ O +CD8 B-GENE ++ O +T O +cell O +subsets O +. O + +The O +deduced O +amino O +acid O +sequence O +of O +LvUSF2 B-GENE +is O +nearly O +identical O +to O +LvUSF1 B-GENE +except O +at O +the O +amino O +end O +, O +where O +they O +are O +sharply O +divergent O +. O + +ECM O +disruption O +in O +Lytechinus O +embryos O +caused O +a O +relative O +drop O +in O +USF B-GENE +RNA I-GENE +accumulation O +levels O +to O +approximately O +60 O +% O +of O +control O +embryos O +, O +while O +LpS1 B-GENE +RNA I-GENE +accumulation O +levels O +dropped O +to O +less O +than O +5 O +% O +. O + +Five O +of O +these O +eight O +patients O +in O +group O +II O +also O +received O +8 O +- O +in O +- O +1 O +chemotherapy O +. O + +Sixty O +days O +after O +the O +intervention O +, O +twitch O +and O +tetanic O +tensions O +remained O +dependent O +upon O +the O +extracellular O +Ca2 O ++ O +concentration O +( O +[ O +Ca O +] O +o O +) O +both O +in O +groups O +A O +and O +B O +. O + +Recently O +, O +a O +distantly O +related O +UmuC B-GENE +- I-GENE +homolog I-GENE +, O +DinB B-GENE +, O +has O +also O +been O +identified O +in O +E O +. O +coli O +. O + +To O +study O +the O +regulation O +of O +mdr2 B-GENE +expression O +, O +the O +promoter O +of O +the O +mdr2 B-GENE +gene I-GENE +has O +been O +isolated O +from O +a O +murine O +vinblastine O +- O +resistant O +cell O +line O +, O +J7 O +. O +V2 O +- O +1 O +, O +and O +characterized O +. O + +The O +amplification O +was O +achieved O +using O +two O +primers O +which O +correspond O +to O +TRH B-GENE +progenitor I-GENE +sequence I-GENE +( O +Lys O +/ O +Arg O +- O +Arg O +- O +Gln O +- O +His O +- O +Pro O +- O +Gly O +- O +Lys O +/ O +Arg O +- O +Arg O +) O +. O + +The O +intranodal O +mesothelial O +cells O +occupied O +the O +sinusoids O +of O +the O +lymph O +nodes O +and O +were O +initially O +suspected O +of O +being O +metastatic O +from O +the O +ovarian O +tumor O +in O +each O +case O +. O + +The O +gene B-GENE +ccpA I-GENE +encoding O +the O +catabolite B-GENE +control I-GENE +protein I-GENE +CcpA I-GENE +of O +Staphylococcus O +xylosus O +has O +been O +cloned O +and O +characterized O +. O + +An O +InlC B-GENE +deletion I-GENE +mutant I-GENE +shows O +reduced O +virulence O +when O +tested O +in O +an O +intravenous O +mouse O +model O +, O +but O +intracellular O +replication O +of O +the O +mutant O +in O +Caco O +- O +2 O +and O +J774 O +cells O +appears O +to O +be O +comparable O +with O +that O +of O +the O +wild O +- O +type O +strain O +. O + +Thus O +, O +the O +N B-GENE +- O +Nus B-GENE +complex O +may O +be O +affected O +through O +contacts O +with O +the O +CTD O +of O +the O +alpha O +subunit O +of O +RNA B-GENE +polymerase I-GENE +, O +as O +is O +a O +group O +of O +regulatory O +proteins O +that O +influences O +initiation O +of O +transcription O +. O + +Administration O +of O +RIFA O +at O +200 O +mg O +/ O +kg O +/ O +day O +in O +combination O +with O +ATO O +at O +100 O +mg O +/ O +kg O +/ O +day O +resulted O +in O +a O +marked O +prolongation O +of O +survival O +compared O +with O +that O +for O +mice O +that O +received O +ATO O +or O +RIFA O +alone O +. O + +Two O +of O +seven O +initiation O +sites O +were O +flanked O +by O +a O +sequence O +homologous O +to O +the O +consensus O +promoter O +motif O +that O +includes O +the O +CRTA O +motif O +( O +where O +R O +is O +A O +or O +G O +) O +of O +the O +rice O +mitochondrion O +. O + +Selection O +using O +SC O +EPD O +was O +more O +effective O +than O +phenotypic O +selection O +in O +reducing O +age O +at O +puberty O +in O +daughters O +. O + +Sodium O +polystyrene O +sulfonate O +treatment O +for O +lithium O +toxicity O +: O +effects O +on O +serum O +potassium O +concentrations O +. O + +The O +mammalian B-GENE +homeodomain I-GENE +proteins I-GENE +encoded O +by O +Hox B-GENE +genes I-GENE +play O +an O +important O +role O +in O +embryonic O +development O +by O +providing O +positional O +queues O +which O +define O +developmental O +identities O +along O +the O +anteroposterior O +axis O +of O +developing O +organisms O +. O + +Interferon B-GENE +stimulated I-GENE +gene I-GENE +factor I-GENE +3 I-GENE +( O +ISGF3 B-GENE +) O +is O +a O +trimeric O +transcription O +factor O +activated O +on O +treatment O +of O +cells O +with O +interferon B-GENE +- I-GENE +alpha I-GENE +and I-GENE +beta I-GENE +( O +type B-GENE +I I-GENE +IFNs I-GENE +) O +. O + +The O +TYAC O +/ O +P1 O +resource O +, O +derivative O +STSs O +, O +and O +polymorphisms O +constitute O +an O +enabling O +resource O +to O +further O +studies O +of O +telomere O +structure O +and O +function O +and O +a O +means O +for O +physical O +and O +genetic O +map O +integration O +and O +closure O +. O + +Confirmatory O +statistics O +included O +item O +2 O +of O +the O +Clinical O +Global O +Impression O +( O +CGI O +) O +, O +the O +total O +score O +of O +the O +Sandoz O +Clinical O +Assessment O +Geriatric O +( O +SCAG O +) O +scale O +, O +the O +subscale O +' O +need O +for O +help O +' O +of O +the O +nurse O +' O +s O +rating O +of O +geriatric O +patients O +( O +Beurteilungsskala O +fur O +geriatrische O +Patienten O +; O +BGP O +) O +and O +the O +total O +score O +of O +the O +Short O +Cognitive O +Performance O +Test O +( O +Syndrom O +- O +Kurztest O +; O +SKT O +) O +. O + +Three O +mutants O +were O +isolated O +from O +the O +widely O +used O +strain O +, O +PAO1 O +. O + +As O +extensively O +examined O +with O +the O +myogenin B-GENE +promoter I-GENE +, O +presence O +of O +one O +or O +multiple O +copies O +of O +Me B-GENE +in O +the O +vectors O +elevated O +the O +expression O +activity O +in O +myotubes O +by O +4 O +. O +5 O +- O +to O +19 O +- O +fold O +over O +those O +without O +Me B-GENE +, O +but O +not O +significantly O +in O +myoblasts O +. O + +We O +conclude O +that O +common O +upstream O +signals O +cause O +activation O +of O +Ras B-GENE +and O +TC21 B-GENE +, O +but O +activated O +TC21 B-GENE +controls O +cell O +growth O +via O +distinct O +Raf B-GENE +- O +independent O +downstream O +signaling O +pathways O +. O + +Fission B-GENE +yeast I-GENE +mal2 I-GENE ++ I-GENE +is O +required O +for O +chromosome O +segregation O +. O + +Selection O +was O +based O +on O +expression O +of O +an O +integrated O +DNA O +fragment O +containing O +the O +con B-GENE +- I-GENE +10 I-GENE +promoter I-GENE +- I-GENE +regulatory I-GENE +region I-GENE +followed O +by O +the O +initial O +segment O +of O +the O +con B-GENE +- I-GENE +10 I-GENE +open I-GENE +reading I-GENE +frame I-GENE +fused O +in O +frame O +with O +the O +bacterial B-GENE +hygromycin I-GENE +B I-GENE +phosphotransferase I-GENE +structural I-GENE +gene I-GENE +( O +con10 B-GENE +' I-GENE +- I-GENE +' I-GENE +hph I-GENE +) O +. O + +Mutations O +at O +two O +neighboring O +sites O +, O +serine O +242 O +and O +threonine O +255 O +, O +exacerbated O +the O +effect O +. O + +IRF B-GENE +- I-GENE +1 I-GENE +acts O +as O +a O +transcriptional O +activator O +, O +while O +IRF B-GENE +- I-GENE +2 I-GENE +acts O +as O +a O +repressor O +. O + +In O +contrast O +, O +cotransfection O +of O +TFIIB B-GENE +and O +IRF B-GENE +- I-GENE +1 I-GENE +into O +NIH O +3T3 O +cells O +resulted O +in O +a O +dose O +- O +dependent O +repression O +of O +promoter O +activation O +which O +occurred O +in O +a O +TATA O +- O +dependent O +manner O +. O + +The O +requirement O +of O +Tyr O +- O +19 O +dephosphorylation O +for O +spindle O +assembly O +is O +also O +observed O +under O +conditions O +in O +which O +spindle O +formation O +is O +independent O +of O +mitosis O +, O +suggesting O +that O +the O +involvement O +of O +Cdc28 B-GENE +/ O +Clb B-GENE +kinase O +in O +SPB O +separation O +is O +direct O +. O + +Expression O +of O +the O +proapoptotic B-GENE +protein I-GENE +Bax I-GENE +under O +the O +control O +of O +a O +GAL10 B-GENE +promoter I-GENE +in O +Saccharomyces O +cerevisiae O +resulted O +in O +galactose O +- O +inducible O +cell O +death O +. O + +This O +technique O +was O +employed O +in O +12 O +patients O +with O +a O +unicameral O +bone O +cyst O +. O + +The O +amino O +- O +terminal O +region O +of O +E1A B-GENE +binds O +several O +high O +molecular O +weight O +proteins O +and O +inhibits O +the O +transcriptional O +coactivator O +function O +of O +p300 B-GENE +and O +the O +homologous O +cAMP B-GENE +response I-GENE +element I-GENE +( I-GENE +CRE I-GENE +) I-GENE +- I-GENE +binding I-GENE +protein I-GENE +. O + +Transient O +transfection O +assays O +using O +reporter O +gene O +constructs O +containing O +various O +lengths O +of O +the O +5 B-GENE +' I-GENE +mdr1b I-GENE +sequences I-GENE +revealed O +that O +the O +sequence O +located O +between O +- O +247 O +to O +- O +126 O +bp O +was O +important O +for O +the O +expression O +of O +the O +reporter O +gene O +in O +many O +different O +cell O +lines O +. O + +We O +show O +that O +the O +5 O +' O +UTR O +characteristic O +of O +testis B-GENE +- I-GENE +specific I-GENE +c I-GENE +- I-GENE +mos I-GENE +mRNA I-GENE +strongly O +represses O +translation O +relative O +to O +the O +translation O +of O +transcripts O +that O +contain O +a O +5 O +' O +UTR O +derived O +from O +beta B-GENE +- I-GENE +globin I-GENE +mRNA I-GENE +, O +and O +this O +is O +mainly O +due O +to O +the O +four O +uORFs O +. O + +To O +address O +the O +biological O +effect O +of O +specific O +isoform O +expression O +, O +NIH3T3 O +cells O +were O +transfected O +with O +a O +eukaryotic O +expression O +vector O +containing O +cDNA O +for O +FGF8a B-GENE +, O +FGF8b B-GENE +, O +or O +FGF8e B-GENE +. O + +These O +findings O +suggest O +that O +the O +F O +- O +wave O +may O +be O +elicited O +in O +motoneuron O +of O +different O +depolarization O +threshold O +but O +primarily O +in O +larger O +and O +faster O +nerve O +fibers O +, O +with O +a O +lower O +threshold O +of O +depolarization O +. O + +In O +addition O +, O +carp B-GENE +JAK1 I-GENE +shows O +higher O +sequence O +homology O +to O +mammalian B-GENE +JAK1 I-GENE +in O +both O +the O +kinase O +- O +like O +( O +JH2 B-GENE +) O +and O +kinase O +( O +JH1 B-GENE +) O +domains O +( O +approximately O +70 O +% O +identity O +) O +. O + +When O +this O +DNA O +fragment O +was O +placed O +upstream O +of O +the O +chloramphenicol B-GENE +acetyltransferase I-GENE +( O +CAT B-GENE +) O +reporter O +gene O +and O +transfected O +into O +a O +carp O +CF O +cell O +line O +, O +it O +could O +drive O +the O +synthesis O +of O +CAT B-GENE +enzyme I-GENE +16 O +times O +more O +efficiently O +than O +the O +promoterless O +pCAT B-GENE +- I-GENE +Basic I-GENE +. O + +Molecular O +cloning O +of O +Elk B-GENE +- I-GENE +3 I-GENE +, O +a O +new O +member O +of O +the O +Ets B-GENE +family I-GENE +expressed O +during O +mouse O +embryogenesis O +and O +analysis O +of O +its O +transcriptional O +repression O +activity O +. O + +We O +report O +an O +example O +of O +an O +MDV O +- O +transformed O +T O +- O +lymphoblastoid O +cell O +line O +( O +T9 O +) O +expressing O +high O +levels O +of O +a O +truncated B-GENE +C I-GENE +- I-GENE +MYB I-GENE +protein I-GENE +as O +a O +result O +of O +RAV O +integration O +within O +one O +c B-GENE +- I-GENE +myb I-GENE +allele I-GENE +. O + +Frozen O +/ O +thawed O +extensor O +digitorum O +longus O +muscle O +tendon O +units O +had O +significantly O +lower O +values O +for O +load O +to O +failure O +( O +p O +< O +0 O +. O +01 O +) O +, O +energy O +absorbed O +to O +failure O +( O +p O +< O +0 O +. O +01 O +) O +, O +and O +strain O +at O +failure O +( O +p O +< O +0 O +. O +01 O +) O +, O +and O +they O +tended O +to O +fail O +at O +a O +different O +anatomic O +location O +( O +p O +< O +0 O +. O +01 O +) O +( O +broadly O +at O +the O +fascia O +- O +muscle O +interface O +as O +compared O +with O +horizontally O +at O +the O +musculotendinous O +junction O +) O +than O +fresh O +units O +. O + +Northern O +analysis O +of O +the O +3 B-GENE +. I-GENE +1 I-GENE +- I-GENE +kb I-GENE +PWP2H I-GENE +cDNA I-GENE +revealed O +that O +a O +3 O +. O +3 O +- O +kb O +major O +transcript O +is O +ubiquitously O +expressed O +in O +human O +adult O +tissues O +. O + +Forty O +- O +eight O +10 O +- O +12 O +- O +week O +- O +old O +male O +Sprague O +- O +Dawley O +rats O +were O +randomized O +to O +receive O +, O +daily O +for O +28 O +days O +: O +( O +1 O +) O +CsA O +vehicle O +p O +. O +o O +. O +plus O +FB O +vehicle O +sc O +; O +( O +2 O +) O +CsA O +( O +15 O +mg O +/ O +kg O +) O +p O +. O +o O +. O +plus O +FB O +vehicle O +sc O +, O +( O +3 O +) O +CsA O +vehicle O +p O +. O +o O +. O +plus O +FB O +( O +1 O +. O +5 O +mg O +/ O +kg O +) O +sc O +; O +and O +( O +4 O +) O +CsA O +( O +15 O +mg O +/ O +kg O +) O +p O +. O +o O +. O +plus O +FB O +( O +1 O +. O +5 O +mg O +/ O +kg O +) O +sc O +. O + +CsA O +alone O +resulted O +in O +elevated O +bone O +turnover O +. O + +Individuals O +attending O +the O +GUM O +Department O +in O +the O +Royal O +Infirmary O +of O +Edinburgh O +between O +1990 O +and O +1994 O +with O +the O +diagnosis O +of O +HIV O +infection O +, O +genital O +warts O +, O +genital O +herpes O +, O +non O +- O +specific O +genital O +infection O +( O +NSGI O +) O +, O +gonorrhoea O +and O +syphilis O +were O +included O +in O +the O +study O +. O + +Northern O +blotting O +showed O +that O +MDMX B-GENE +, O +like O +MDM2 B-GENE +, O +is O +expressed O +in O +all O +tissues O +tested O +, O +and O +that O +several O +mRNAs O +for O +MDMX B-GENE +can O +be O +detected O +. O + +The O +nucleotide O +sequence O +of O +22 O +, O +846 O +bp O +of O +the O +left O +arm O +of O +chromosome O +IV O +is O +described O +. O + +Natural O +FL B-GENE +protein I-GENE +has O +been O +purified O +from O +a O +stromal O +cell O +line O +and O +shown O +to O +be O +a O +65 O +kD O +nondisulfide O +- O +linked O +homodimeric O +glycoprotein O +comprised O +of O +30 O +kD O +subunits O +, O +each O +containing O +12 O +kD O +of O +N O +- O +and O +O O +- O +linked O +sugars O +. O + +The O +objective O +of O +this O +study O +was O +to O +examine O +the O +influence O +of O +HHCA O +and O +other O +serological O +factors O +upon O +the O +development O +of O +VGS O +. O + +Spliced O +exons O +of O +adenovirus O +late O +RNAs O +colocalize O +with O +snRNP O +in O +a O +specific O +nuclear O +domain O +. O + +Using O +Spurr O +' O +s O +resin O +as O +a O +mounting O +medium O +, O +we O +could O +observe O +thick O +specimens O +with O +oil O +immersion O +objective O +lens O +without O +the O +use O +of O +coverslips O +, O +then O +avoid O +air O +bubbles O +near O +the O +specimen O +. O + +The O +present O +study O +investigated O +dose O +dependence O +and O +time O +course O +effects O +of O +the O +benzodiazepine O +( O +BDZ O +) O +partial O +inverse O +agonist O +, O +RO19 O +- O +4603 O +( O +0 O +. O +005 O +- O +0 O +. O +30 O +mg O +/ O +kg O +) O +alone O +, O +and O +in O +combination O +with O +the O +BDZ B-GENE +receptor I-GENE +antagonists O +flumazenil O +, O +ZK O +93426 O +, O +and O +CGS O +8216 O +( O +20 O +mg O +/ O +kg O +) O +in O +selectively O +bred O +alcohol O +- O +preferring O +( O +P O +) O +rats O +provided O +a O +two O +- O +bottle O +choice O +test O +between O +ethanol O +( O +EtOH O +) O +( O +10 O +% O +v O +/ O +v O +) O +, O +and O +a O +palatable O +saccharin O +( O +0 O +. O +0125 O +% O +g O +/ O +v O +) O +solution O +. O + +Beyond O +the O +Tower O +of O +Babel O +: O +a O +nomenclature O +for O +suicidology O +. O + +Infection O +with O +Neisseria O +meningitidis O +group O +B O +has O +been O +difficult O +to O +detect O +, O +partly O +because O +this O +bacterial O +group O +' O +s O +polysaccharide O +is O +a O +weak O +immunogen O +. O + +Rss1p B-GENE +encodes O +a O +novel O +essential O +protein O +of O +538 O +amino O +acids O +, O +which O +contains O +an O +extended O +predicted O +coiled O +- O +coil O +domain O +and O +is O +located O +both O +at O +nuclear O +pore O +complexes O +( O +NPCs O +) O +and O +in O +the O +cytoplasm O +. O + +To O +map O +this O +regulatory O +serine O +phosphorylation O +site O +we O +developed O +a O +baculovirus O +- O +mediated O +expression O +system O +for O +wild B-GENE +- I-GENE +type I-GENE +annexin I-GENE +II I-GENE +and O +for O +a O +series O +of O +annexin B-GENE +II I-GENE +mutants I-GENE +which O +contained O +substitutions O +in O +one O +or O +more O +serine O +residues O +present O +in O +the O +N O +- O +terminal O +domain O +. O + +The O +PAI B-GENE +- I-GENE +2 I-GENE +gene I-GENE +is O +one O +of O +the O +most O +TNF B-GENE +- I-GENE +responsive I-GENE +genes I-GENE +known O +and O +is O +also O +highly O +induced O +by O +the O +phorbol O +ester O +phorbol O +12 O +- O +myristate O +13 O +- O +acetate O +( O +PMA O +) O +and O +the O +phosphatase O +inhibitor O +, O +okadaic O +acid O +, O +in O +both O +HT O +- O +1080 O +fibrosarcoma O +and O +U O +- O +937 O +histiocytic O +cells O +. O + +220 O +, O +263 O +- O +273 O +) O +. O + +T O +. O +, O +Patel O +, O +S O +. O + +Growth O +factors O +induce O +the O +expression O +of O +the O +immediate B-GENE +early I-GENE +gene I-GENE +products I-GENE +MAP B-GENE +kinase I-GENE +phosphatase I-GENE +- I-GENE +1 I-GENE +( O +MKP B-GENE +- I-GENE +1 I-GENE +) O +, O +c B-GENE +- I-GENE +Fos I-GENE +and O +c B-GENE +- I-GENE +Jun I-GENE +. O + +The O +up O +- O +regulation O +of O +E B-GENE +- I-GENE +selectin I-GENE +, O +one O +of O +the O +adhesion O +molecules O +on O +the O +endothelium O +, O +is O +an O +important O +event O +in O +the O +mediation O +of O +the O +inflammatory O +response O +. O + +The O +NIT2 B-GENE +protein I-GENE +is O +localised O +in O +nuclei O +and O +could O +not O +be O +detected O +in O +the O +cytoplasmic O +fraction O +of O +cells O +subjected O +to O +nitrogen O +derepression O +or O +nitrogen O +repression O +, O +indicating O +that O +the O +nuclear O +import O +of O +NIT2 B-GENE +is O +not O +regulated O +. O + +In O +spite O +of O +much O +effort O +, O +no O +one O +has O +succeeded O +in O +isolating O +and O +characterizing O +the O +enzyme O +( O +s O +) O +responsible O +for O +synthesis O +of O +cellulose O +, O +the O +major O +cell O +wall O +polymer O +of O +plants O +. O + +Vascular O +responses O +to O +reactive O +hyperemia O +( O +with O +flow O +increase O +leading O +to O +endothelium O +- O +dependent O +dilation O +) O +and O +to O +sublingual O +glyceryl O +trinitrate O +( O +GTN O +; O +endothelium O +- O +independent O +dilation O +) O +were O +recorded O +. O + +During O +this O +period O +, O +administration O +of O +additional O +exogenous B-GENE +PRL I-GENE +did O +not O +stimulate O +further O +activation O +( O +binding O +) O +of O +the O +Stat B-GENE +factors I-GENE +. O + +Intraperitoneal O +administration O +of O +L O +- O +5 O +- O +hydroxytryptophan O +( O +L O +- O +5 O +- O +HTP O +) O +at O +doses O +of O +25 O +to O +100 O +mg O +/ O +kg O +dramatically O +increase O +defecation O +in O +mice O +. O + +In O +the O +VA O +- O +SMV O +mode O +, O +the O +connection O +was O +made O +with O +valved O +conduits O +from O +the O +LV O +apex O +( O +inflow O +) O +to O +the O +ascending O +aorta O +( O +outflow O +) O +( O +n O += O +11 O +) O +or O +to O +the O +DAo O +( O +n O += O +12 O +) O +. O + +Factor O +V O +Leiden O +is O +a O +genetic O +disorder O +associated O +with O +an O +increased O +risk O +of O +venous O +thrombosis O +. O + +This O +is O +the O +first O +determination O +of O +the O +complete O +secondary O +structure O +of O +an O +RNA O +spliced O +in O +a O +spliceosome O +. O + +The O +majority O +of O +the O +cases O +with O +0 O +- O +I O +or O +0 O +- O +III O +components O +were O +sm O +. O +cancer O +. O + +These O +patients O +appear O +to O +have O +slightly O +better O +pulmonary O +function O +and O +nutritional O +status O +; O +yet O +, O +they O +seem O +to O +have O +a O +higher O +degree O +of O +health O +care O +utilization O +. O + +This O +observation O +calls O +for O +careful O +monitoring O +of O +calcium O +and O +alkaline B-GENE +phosphatase I-GENE +values O +and O +possible O +adjustments O +of O +vitamin O +D O +intake O +when O +fortifiers O +are O +used O +for O +extended O +periods O +. O + +We O +have O +found O +that O +PEA2 B-GENE +is O +also O +required O +for O +the O +bipolar O +budding O +pattern O +and O +that O +it O +encodes O +a O +novel O +protein O +with O +a O +predicted O +coiled O +- O +coil O +domain O +. O + +Signaling O +from O +the O +small B-GENE +GTP I-GENE +- I-GENE +binding I-GENE +proteins I-GENE +Rac1 I-GENE +and O +Cdc42 B-GENE +to O +the O +c B-GENE +- I-GENE +Jun I-GENE +N I-GENE +- I-GENE +terminal I-GENE +kinase I-GENE +/ O +stress B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +pathway O +. O + +Percent O +identities O +of O +the O +mouse B-GENE +PP2 I-GENE +to O +mouse B-GENE +Y1 I-GENE +, O +mouse O +Y4 B-GENE +/ O +PP1 B-GENE +and O +human B-GENE +Y2 I-GENE +receptors I-GENE +are O +53 O +, O +42 O +, O +and O +31 O +, O +respectively O +. O + +Correlating O +with O +the O +previous O +observation O +that O +CBF B-GENE +binding O +to O +the O +78C1 O +site O +is O +enhanced O +by O +EGTA O +and O +EDTA O +, O +these O +divalent O +cation O +chelators O +specifically O +stimulate O +78C1 O +- O +directed O +transcription O +. O + +The O +human O +gene O +fragment O +ligated O +to O +the O +minimal O +rat O +liver O +glucokinase B-GENE +promoter O +was O +shown O +to O +work O +as O +an O +enhancer O +in O +the O +hepatocyte O +transfection O +system O +. O + +To O +test O +the O +role O +of O +ML O +in O +human O +reproductive O +axis O +, O +128 O +healthy O +children O +, O +68 O +boys O +and O +60 O +girls O +, O +were O +studied O +. O + +However O +, O +the O +truncated O +deer B-GENE +receptor I-GENE +lacks O +the O +most O +C O +- O +terminal O +tyrosine O +residue O +in O +the O +intracellular O +domain O +which O +is O +believed O +to O +be O +essential O +for O +activation O +of O +the O +beta B-GENE +- I-GENE +casein I-GENE +promoter I-GENE +. O + +This O +report O +provides O +further O +evidence O +for O +the O +riMLF O +in O +the O +control O +of O +downgaze O +, O +and O +a O +synkinesis O +is O +postulated O +for O +the O +development O +of O +the O +convergence O +retraction O +nystagmus O +. O + +Ninety O +- O +four O +percent O +of O +the O +EPs O +were O +tubal O +, O +and O +90 O +% O +of O +the O +tubes O +exhibited O +some O +pathologic O +changes O +, O +including O +chronic O +salpingitis O +( O +49 O +. O +5 O +% O +) O +and O +follicular O +salpingitis O +( O +10 O +% O +) O +, O +among O +others O +. O + +The O +assessment O +using O +7 O +H O +9 O +liquid O +medium O +by O +the O +former O +author O +demonstrated O +the O +potent O +activities O +of O +both O +CS O +- O +940 O +* O +and O +sparfloxacin O +( O +SPFX O +) O +, O +followed O +by O +AM O +- O +1155 O +* O +, O +ciprofloxacin O +( O +CPFX O +) O +, O +levofloxacin O +( O +LVFX O +) O +, O +OPC O +- O +17116 O +* O +, O +NM O +- O +394 O +* O +in O +sequence O +. O + +The O +STE20 B-GENE +gene I-GENE +, O +encoding O +a O +protein O +kinase O +required O +for O +pheromone O +signal O +transduction O +, O +has O +recently O +been O +identified O +in O +a O +genetic O +screen O +for O +high O +- O +gene O +- O +dosage O +suppressors O +of O +a O +partly O +defective O +G B-GENE +beta I-GENE +mutation O +. O + +This O +enzyme O +is O +designated O +( B-GENE +1 I-GENE +- I-GENE +- I-GENE +> I-GENE +4 I-GENE +) I-GENE +- I-GENE +beta I-GENE +- I-GENE +xylan I-GENE +endohydrolase I-GENE +isoenzyme I-GENE +X I-GENE +- I-GENE +I I-GENE +. O + +Magnetic O +resonance O +imaging O +in O +coccidioidal O +arthritis O +. O + +Moloney O +murine O +leukemia O +virus O +( O +MMLV O +) O +- O +derived O +pUCMoTiN O +- O +based O +retroviral O +vectors O +were O +engineered O +to O +allow O +constitutive O +and O +Tat B-GENE +( O +trans B-GENE +- I-GENE +activator I-GENE +of I-GENE +transcription I-GENE +) O +- O +inducible O +expression O +of O +five O +hammerhead O +ribozymes O +targeted O +against O +highly O +conserved O +sequences O +within O +the O +group B-GENE +antigen I-GENE +( O +Gag B-GENE +) O +, O +protease B-GENE +( O +Pro B-GENE +) O +, O +reverse B-GENE +transcriptase I-GENE +( O +RT B-GENE +) O +, O +tat B-GENE +, O +and O +envelope B-GENE +( O +Env B-GENE +) O +coding O +regions O +of O +human O +immunodeficiency O +virus O +type O +- O +1 O +( O +HIV O +- O +1 O +) O +RNA O +. O + +REM O +sleep O +deprivation O +was O +performed O +using O +the O +platform O +technique O +. O + +The O +same O +ligands O +also O +exhibit O +a O +similar O +inhibitory O +effect O +on O +PDGF B-GENE +- I-GENE +BB I-GENE +- O +dependent O +[ O +3H O +] O +thymidine O +incorporation O +in O +PAE O +cells O +expressing O +the O +PDGF B-GENE +beta I-GENE +- I-GENE +receptors I-GENE +. O + +We O +analyzed O +serial O +biopsy O +specimens O +from O +eight O +patients O +with O +FL O +for O +secondary O +alterations O +of O +the O +rearranged B-GENE +bcl I-GENE +- I-GENE +2 I-GENE +gene I-GENE +in O +the O +breakpoint O +and O +open O +reading O +frame O +( O +ORF O +) O +regions O +. O + +In O +all O +eight O +cases O +, O +neither O +FL O +nor O +DLL O +cells O +showed O +alterations O +of O +bcl B-GENE +- I-GENE +2 I-GENE +gene I-GENE +sequences I-GENE +in O +the O +breakpoint O +region O +, O +suggesting O +high O +conservation O +of O +the O +bcl B-GENE +- I-GENE +2 I-GENE +gene I-GENE +during O +both O +t O +( O +14 O +; O +18 O +) O +translocation O +and O +morphologic O +transformation O +of O +the O +FL O +cells O +. O + +BACKGROUND O +: O +The O +Bazett O +- O +corrected O +QT O +( O +QTc O +) O +interval O +during O +exercise O +has O +been O +used O +as O +a O +marker O +for O +ischemic O +disease O +, O +arrhythmogenic O +substrate O +and O +the O +long O +QT O +syndrome O +. O + +An O +essential O +role O +of O +c B-GENE +- I-GENE +Jun I-GENE +and O +c B-GENE +- I-GENE +Fos I-GENE +in O +basal O +and O +PMA O +- O +stimulated O +transcription O +of O +the O +PAI B-GENE +- I-GENE +1 I-GENE +gene I-GENE +is O +demonstrated O +by O +our O +finding O +that O +antisense O +c B-GENE +- I-GENE +jun I-GENE +and O +c B-GENE +- I-GENE +fos I-GENE +oligodeoxynucleotides O +both O +strongly O +reduced O +basal O +and O +PMA O +- O +stimulated O +PAI B-GENE +- I-GENE +1 I-GENE +synthesis O +. O + +To O +analyze O +the O +mechanism O +of O +fos B-GENE +/ O +jun B-GENE +activation O +by O +TCDD O +we O +have O +used O +electrophoretic O +mobility O +shift O +and O +transient O +expression O +assays O +of O +reporter O +gene O +constructs O +containing O +response O +elements O +for O +12 O +- O +O O +- O +tetradecanoyl O +- O +phorbol O +- O +13 O +- O +acetate O +( O +TRE O +) O +, O +serum O +( O +SRE O +) O +, O +cAMP O +( O +CRE O +) O +, O +and O +aromatic O +hydrocarbons O +( O +AhRE O +) O +from O +the O +fos B-GENE +and O +jun B-GENE +genes I-GENE +fused O +to O +the O +firefly B-GENE +luciferase I-GENE +gene I-GENE +under O +the O +control O +of O +the O +SV40 B-GENE +minimal I-GENE +promoter I-GENE +. O + +The O +optimal O +sequence O +for O +interaction O +with O +mu B-GENE +2 I-GENE +and O +with O +AP B-GENE +- I-GENE +2 I-GENE +has O +tyrosine O +as O +an O +anchor O +and O +prefers O +arginine O +at O +position O +Y O ++ O +2 O +and O +leucine O +at O +position O +Y O ++ O +3 O +. O + +STK B-GENE +/ O +RON B-GENE +- O +expressing O +Ba O +/ O +F3 O +pro O +- O +B O +cells O +( O +BaF O +/ O +STK B-GENE +) O +exhibited O +MSP B-GENE +- O +dependent O +growth O +, O +whereas O +STK B-GENE +/ O +RON B-GENE +- O +expressing O +mouse O +erythroleukaemia O +cells O +( O +MEL O +/ O +STK B-GENE +) O +displayed O +MSP B-GENE +- O +induced O +apoptosis O +. O + +In O +vitro O +DNase B-GENE +I I-GENE +footprinting O +showed O +that O +OxyR B-GENE +- I-GENE +C199S I-GENE +protected O +Pmom B-GENE +from O +- O +104 O +to O +- O +46 O +on O +the O +top O +strand O +and O +produced O +a O +protection O +pattern O +characteristic O +of O +reduced B-GENE +wild I-GENE +- I-GENE +type I-GENE +OxyR I-GENE +. O + +Kss1 B-GENE +binds O +specifically O +to O +a O +GST B-GENE +- O +Dig1 B-GENE +fusion O +in O +the O +absence O +of O +any O +other O +yeast O +protein O +. O + +In O +contrast O +, O +dig1 B-GENE +dig2 B-GENE +cells O +constitutively O +invade O +agar O +medium O +, O +whereas O +a O +dig1 B-GENE +dig2 B-GENE +ste12 B-GENE +triple O +mutant O +does O +not O +, O +indicating O +that O +Dig1 B-GENE +and O +Dig2 B-GENE +share O +a O +role O +in O +negatively O +regulating O +the O +invasive O +growth O +pathway O +. O + +Comparison O +of O +the O +sequences O +of O +the O +xFxFG O +repeat O +regions O +of O +p62 B-GENE +and O +Nsplp B-GENE +indicated O +that O +NTF2 B-GENE +was O +probably O +interacting O +with O +the O +phenylalanine O +- O +containing O +core O +of O +these O +repeats O +and O +not O +the O +intervening O +hydrophilic O +linkers O +. O + +This O +is O +the O +first O +report O +of O +the O +successful O +resection O +of O +a O +MFH O +originating O +in O +the O +renal O +capsular O +tissue O +and O +extending O +into O +the O +inferior O +vena O +cava O +. O + +Transient O +expression O +of O +VSF B-GENE +- I-GENE +1 I-GENE +in O +protoplasts O +stimulated O +vs B-GENE +- I-GENE +1 I-GENE +dependent O +activation O +of O +the O +- B-GENE +76 I-GENE +/ I-GENE +grp1 I-GENE +. I-GENE +8 I-GENE +minimal I-GENE +promoter I-GENE +. O + +Keeping O +in O +mind O +the O +limited O +range O +of O +age O +and O +dosages O +, O +advantages O +and O +disadvantages O +of O +the O +drug O +are O +discussed O +, O +comparing O +the O +experimental O +results O +with O +those O +derived O +from O +the O +literature O +. O + +Blood O +sampling O +procedures O +were O +videotaped O +. O + +Analysis O +of O +one O +cDNA O +revealed O +an O +unusual O +splicing O +event O +involving O +EZH1 B-GENE +and O +a O +tandemly O +linked O +gene O +GPR2 B-GENE +and O +suggests O +a O +potential O +mechanism O +for O +modifying O +the O +EZH1 B-GENE +protein I-GENE +in O +the O +conserved O +C O +- O +terminal O +domain O +. O + +A O +given O +standard O +input O +function O +and O +a O +given O +value O +of O +distribution O +volume O +( O +Vd O +) O +used O +for O +the O +rCBF O +measurement O +of O +this O +method O +were O +calculated O +from O +the O +dynamic O +study O +by O +six O +normal O +volunteers O +. O + +They O +lack O +a O +predicted O +single O +stranded O +( O +ss O +) O +DNA O +binding O +motif O +that O +is O +unique O +the O +large O +terminase B-GENE +proteins I-GENE +in O +T4 B-GENE +gp17 I-GENE +, O +and O +that O +has O +been O +implicated O +in O +recognizing O +ssDNA O +regions O +in O +replicating O +and O +recombining O +T4DNA O +destined O +to O +be O +packaged O +. O + +It O +can O +be O +concluded O +that O +in O +normotensive O +subjects O +, O +uric O +acid O +and O +xanthine B-GENE +oxidase I-GENE +have O +significant O +association O +with O +blood O +pressure O +and O +thus O +are O +one O +of O +the O +many O +factors O +which O +are O +involved O +in O +the O +cause O +or O +effect O +of O +hypertension O +. O + +Immunoblotting O +of O +expressed O +recombinant O +proteins O +with O +the O +monoclonal B-GENE +08L I-GENE +antibody I-GENE +localized O +the O +08L B-GENE +epitope O +to O +the O +carboxyl O +end O +of O +the O +protein O +. O + +We O +infer O +that O +the O +dominant O +negative O +inhibition O +results O +from O +both O +direct O +proteolysis O +of O +the O +beta B-GENE +- I-GENE +galactosidase I-GENE +tetramer I-GENE +by O +the O +fusion O +subunit O +and O +detour O +of O +the O +tetramer O +to O +the O +lysosome O +. O + +The O +current O +study O +defines O +the O +vinculin B-GENE +- O +and O +FAK B-GENE +- I-GENE +interaction I-GENE +domains I-GENE +on O +paxillin B-GENE +and O +identifies O +the O +principal O +paxillin B-GENE +focal O +adhesion O +targeting O +motif O +. O + +These O +data O +demonstrate O +the O +presence O +of O +a O +single O +binding O +site O +for O +vinculin B-GENE +, O +and O +at O +least O +two O +binding O +sites O +for O +FAK B-GENE +that O +are O +separated O +by O +an O +intervening O +stretch O +of O +100 O +amino O +acids O +. O + +These O +data O +demonstrate O +that O +paxillin B-GENE +localizes O +to O +focal O +adhesions O +independent O +of O +interactions O +with O +vinculin B-GENE +and O +/ O +or O +FAK B-GENE +, O +and O +represents O +the O +first O +definitive O +demonstration O +of O +LIM B-GENE +domains I-GENE +functioning O +as O +a O +primary O +determinant O +of O +protein O +subcellular O +localization O +to O +focal O +adhesions O +. O + +A O +single O +protease O +- O +resistant O +structure O +formed O +by O +the O +entirety O +of O +both O +PDZ B-GENE +repeats I-GENE +1 I-GENE +and I-GENE +2 I-GENE +( O +PDZ1 B-GENE +- I-GENE +2 I-GENE +) O +contains O +the O +protein B-GENE +4 I-GENE +. I-GENE +1 I-GENE +- I-GENE +binding I-GENE +site I-GENE +. O + +Several O +agents O +have O +been O +tried O +for O +treatment O +, O +often O +limited O +by O +toxic O +side O +effects O +. O + +Jerseys O +had O +higher O +hepatic O +Cu O +concentrations O +than O +did O +Holsteins O +on O +d O +60 O +( O +346 O +vs O +. O + +These O +results O +are O +consistent O +with O +the O +well O +established O +polarity O +of O +RXR B-GENE +heterodimer O +binding O +to O +bipartite O +hormone O +response O +elements O +, O +with O +the O +VDR B-GENE +recognizing O +the O +3 O +' O +- O +half O +- O +element O +. O + +PPAR B-GENE +gamma I-GENE +mRNA I-GENE +levels O +were O +reduced O +by O +95 O +% O +with O +3 O +nM O +TNF B-GENE +alpha I-GENE +treatment O +for O +24 O +h O +. O + +Exons O +III O +to O +VIII O +, O +which O +cover O +the O +coding O +region O +and O +the O +3 O +' O +untranslated O +region O +, O +are O +almost O +identical O +in O +all O +types O +of O +PST B-GENE +or O +AST B-GENE +cDNAs I-GENE +. O + +Growth O +factor O +allows O +effective O +dose O +- O +intensive O +regimen O +in O +advanced O +breast O +cancer O +patients O +. O + +Recombinant B-GENE +erythropoietin I-GENE +( O +r B-GENE +- I-GENE +HuEPO I-GENE +) O +in O +the O +treatment O +of O +anemia O +in O +multiple O +myeloma O + +In O +1993 O +and O +1994 O +and O +infection O +with O +body O +lice O +was O +registered O +41 O +times O +in O +31 O +patients O +at O +the O +clinic O +for O +homeless O +of O +the O +Community O +Health O +Service O +of O +Utrecht O +. O + +Ki B-GENE +- I-GENE +ras I-GENE +and O +p53 B-GENE +mutations I-GENE +in O +pancreatic O +ductal O +adenocarcinoma O +. O + +Epidemiological O +data O +are O +quite O +controversial O +but O +sudden O +death O +occurring O +during O +sporting O +activity O +is O +probably O +not O +a O +rare O +occurrence O +. O + +However O +, O +the O +ratio O +M O +/ O +Pc O +provides O +a O +useful O +index O +that O +seems O +to O +be O +independent O +of O +the O +metabolic O +demand O +. O + +Rat B-GENE +liver I-GENE +catalase I-GENE +is O +sorted O +to O +peroxisomes O +by O +its O +C O +- O +terminal O +tripeptide O +Ala O +- O +Asn O +- O +Leu O +, O +not O +by O +the O +internal O +Ser O +- O +Lys O +- O +Leu O +motif O +. O + +These O +data O +provide O +strong O +evidence O +that O +E2F B-GENE +or O +an O +E2F B-GENE +- I-GENE +related I-GENE +transcription I-GENE +factor I-GENE +is O +involved O +in O +the O +regulation O +of O +nonmuscle B-GENE +myosin I-GENE +expression O +. O + +When O +the O +E1A B-GENE +N I-GENE +- I-GENE +terminus I-GENE +is O +used O +as O +a O +competitor O +in O +squelshing O +experiments O +it O +abolishes O +CBP B-GENE +- O +induced O +activation O +of O +E2F1 B-GENE +/ O +DP1 B-GENE +, O +whereas O +an O +E1A B-GENE +mutant I-GENE +lacking O +CBP B-GENE +binding O +ability O +fails O +to O +do O +so O +. O + +Small O +Maf B-GENE +proteins I-GENE +interact O +with O +the O +human O +transcription O +factor O +TCF11 B-GENE +/ O +Nrf1 B-GENE +/ O +LCR B-GENE +- I-GENE +F1 I-GENE +. O + +On O +the O +third O +occasion O +water O +( O +W O +) O +was O +ingested O +throughout O +the O +run O +. O + +The O +effect O +of O +maternal O +ingestion O +of O +the O +reduced O +energy O +sweetener O +erythritol O +was O +investigated O +in O +KBL O +: O +JW O +strain O +pregnant O +rabbits O +. O + +The O +nm23 B-GENE +- I-GENE +H1 I-GENE +/ O +nm23 B-GENE +- I-GENE +H2 I-GENE +gene O +transcriptional O +activity O +ratio O +varied O +depending O +on O +the O +cell O +line O +. O + +CONCLUSION O +: O +Intravenous O +diazepam O +administration O +before O +EGD O +produces O +a O +significant O +fall O +in O +SpO2 O +during O +the O +procedure O +, O +and O +so O +should O +be O +avoided O +; O +continuous O +monitoring O +of O +SpO2 O +should O +be O +done O +during O +EGD O +. O + +The O +nucleotide O +sequence O +alignment O +between O +mouse O +and O +human B-GENE +CA I-GENE +IV I-GENE +shows O +69 O +% O +identity O +in O +the O +coding O +region O +and O +all O +of O +the O +exon O +- O +intron O +boundaries O +are O +conserved O +, O +as O +are O +the O +sizes O +of O +the O +introns O +. O + +Discordance O +on O +the O +cost O +dimension O +correlated O +negatively O +with O +G B-GENE +Hb I-GENE +, O +suggesting O +better O +glycemic O +control O +with O +greater O +disagreement O +. O + +DATA O +SOURCES O +: O +Epidemiologic O +studies O +, O +research O +studies O +, O +review O +articles O +, O +and O +government O +reports O +pertaining O +to O +epidemiology O +of O +lung O +cancer O +. O + +Histological O +changes O +, O +including O +cortical O +cell O +involution O +and O +hemorrhage O +occurring O +during O +the O +neonatal O +period O +, O +would O +seem O +to O +have O +crucial O +relevance O +to O +the O +remodeling O +of O +the O +adrenal O +vasculature O +. O + +Furthermore O +, O +co O +- O +expression O +of O +both O +p46 B-GENE +and O +p54 B-GENE +subunits I-GENE +markedly O +altered O +the O +subcellular O +distribution O +of O +p46 B-GENE +; O +co O +- O +expressed O +p46 B-GENE +was O +transported O +into O +the O +nucleus O +as O +efficiently O +as O +p54 B-GENE +. O + +The O +results O +suggest O +that O +, O +although O +both O +the O +N O +- O +and O +C O +- O +terminal O +regions O +of O +talin B-GENE +bind O +actin B-GENE +, O +the O +properties O +of O +these O +two O +regions O +of O +the O +protein O +are O +distinct O +. O + +Merr O +. O +) O +embryo O +library O +. O + +The O +accumulation O +of O +both O +LHA4 B-GENE +and O +LHA2 B-GENE +mRNAs I-GENE +is O +induced O +by O +the O +addition O +of O +exogenous O +sugars O +and O +this O +induction O +appears O +to O +be O +dependent O +on O +sugar O +uptake O +and O +metabolism O +, O +because O +mannitol O +and O +3 O +- O +O O +- O +methylglucose O +do O +not O +stimulate O +mRNA O +accumulation O +. O + +Using O +the O +yeast O +one O +- O +hybrid O +screen O +with O +integrated O +NRE O +and O +flanking O +DNA O +as O +bait O +, O +the O +predominant O +clone O +obtained O +was O +bovine B-GENE +Nrl I-GENE +. O + +As O +the O +rate O +of O +protein O +synthesis O +decreases O +during O +late O +embryogenesis O +, O +levels O +of O +SEC B-GENE +- I-GENE +1 I-GENE +and O +its O +cognate O +mRNA O +decline O +precipitously O +. O + +These O +findings O +suggest O +that O +fodrin B-GENE +proteolysis O +in O +vivo O +may O +reflect O +the O +activity O +of O +multiple O +ICE B-GENE +/ O +Ced B-GENE +- I-GENE +3 I-GENE +proteases O +whose O +partial O +sensitivity O +to O +DEVD O +- O +CHO O +reflects O +a O +limited O +contribution O +from O +CPP32 B-GENE +, O +or O +an O +ICE B-GENE +/ O +Ced B-GENE +- I-GENE +3 I-GENE +protease O +less O +sensitive O +than O +CPP32 B-GENE +to O +DEVD O +- O +CHO O +inhibition O +. O + +In O +3Y1 O +and O +3Y1 O +v B-GENE +- I-GENE +crk I-GENE +- O +transformed O +fibroblasts O +, O +almost O +all O +of O +the O +total O +PTP1B B-GENE +and O +about O +40 O +% O +of O +total O +p130 B-GENE +( O +Cas B-GENE +) O +co O +- O +sediment O +with O +membranes O +composed O +primarily O +of O +endoplasmic O +reticulum O +. O + +Replacing O +residues O +405 O +- O +419 O +on O +delta419 O +with O +the O +conserved O +AF O +- O +2 O +domain O +from O +the O +vitamin B-GENE +D3 I-GENE +receptor I-GENE +or O +the O +estrogen B-GENE +receptor I-GENE +results O +in O +a O +receptor O +with O +wild O +- O +type O +or O +low O +transcriptional O +activity O +, O +respectively O +. O + +Recurrent O +G O +- O +to O +- O +A O +substitution O +in O +a O +single O +codon O +of O +SREBP B-GENE +cleavage I-GENE +- I-GENE +activating I-GENE +protein I-GENE +causes O +sterol O +resistance O +in O +three O +mutant O +Chinese O +hamster O +ovary O +cell O +lines O +. O + +The O +Escherichia B-GENE +coli I-GENE +tet I-GENE +- I-GENE +repressor I-GENE +( O +TetR B-GENE +) O +operator O +system O +was O +used O +to O +develop O +a O +variation O +of O +the O +yeast O +two O +- O +hybrid O +assay O +in O +which O +disruptions O +of O +protein O +- O +protein O +interactions O +can O +be O +identified O +by O +a O +positive O +selection O +. O + +Recent O +studies O +have O +suggested O +that O +SHP B-GENE +- I-GENE +1 I-GENE +regulates O +the O +function O +of O +Jak B-GENE +family O +tyrosine B-GENE +kinases I-GENE +, O +as O +shown O +by O +its O +constitutive O +association O +with O +the O +Tyk2 B-GENE +kinase I-GENE +and O +the O +hyperphosphorylation O +of O +Jak B-GENE +kinases I-GENE +in O +the O +motheaten O +cells O +that O +lack O +functional O +SHP B-GENE +- I-GENE +1 I-GENE +. O + +Administration O +of O +a O +second O +dose O +of O +vaccine O +during O +the O +outbreak O +was O +not O +protective O +. O + +But O +, O +as O +Theriault O +explains O +, O +improvements O +in O +assessing O +exposure O +have O +not O +yet O +translated O +into O +clear O +and O +consistent O +findings O +. O + +Biol O +. O + +Structural O +basis O +for O +activation O +of O +human B-GENE +lymphocyte I-GENE +kinase I-GENE +Lck B-GENE +upon O +tyrosine O +phosphorylation O +. O + +Evolutive O +morphology O +of O +the O +olfactory O +bulb O +in O +man O +and O +certain O +non O +- O +human O +mammals O + +From O +these O +results O +, O +we O +concluded O +that O +this O +ORF O +is O +the O +FRDS B-GENE +gene I-GENE +. O + +FK506 O +is O +10 O +- O +to O +100 O +- O +fold O +more O +potent O +than O +cyclosporin O +A O +in O +preventing O +organ O +rejection O +and O +in O +toxicity O +. O + +These O +results O +suggest O +that O +Rho1p B-GENE +regulates O +cytoskeletal O +reorganization O +at O +least O +through O +Bni1p B-GENE +and O +Pkc1p B-GENE +. O + +Waves O +N1 O +, O +P3 O +and O +CNV O +were O +recorded O +during O +a O +CNV O +paradigm O +in O +a O +simple O +reaction O +time O +task O +with O +a O +constant O +interstimulus O +interval O +( O +ISI O +) O +of O +1 O +sec O +. O + +Therefore O +, O +both O +the O +Chilean O +and O +the O +Japanese O +samples O +collected O +in O +high O +- O +risk O +areas O +showed O +higher O +mutagenic O +rates O +than O +the O +Japanese O +ones O +in O +a O +low O +- O +risk O +area O +, O +with O +a O +statistical O +significance O +( O +p O +< O +0 O +. O +001 O +) O +, O +chi O +- O +square O +test O +) O +. O + +Regulation O +of O +ASN1 B-GENE +and O +ASN2 B-GENE +expression O +was O +studied O +using O +lacZ B-GENE +fusions I-GENE +and O +both O +genes O +were O +found O +to O +be O +several O +times O +less O +expressed O +in O +the O +absence O +of O +the O +transcription O +activator O +Gcn4p B-GENE +. O + +Several O +particular O +features O +of O +this O +polypeptide O +fragment O +from O +the O +hamster B-GENE +lysyl I-GENE +- I-GENE +tRNA I-GENE +synthetase I-GENE +suggest O +that O +it O +is O +implicated O +in O +the O +assembly O +of O +that O +enzyme O +within O +the O +multisynthetase O +complex O +. O + +He O +is O +well O +, O +five O +years O +after O +relapse O +. O + +Comparison O +of O +the O +proportion O +of O +nonsynonymous O +( O +pN O +) O +and O +synonymous O +( O +pS O +) O +substitutions O +occurring O +per O +site O +within O +tamarin B-GENE +variable I-GENE +region I-GENE +genes I-GENE +demonstrated O +a O +reduction O +in O +pN O +in O +the O +framework O +regions O +compared O +with O +pN O +in O +the O +presumed O +MHC B-GENE +contact I-GENE +regions I-GENE +( O +CDR1 B-GENE +and O +CDR2 B-GENE +) O +. O + +The O +effects O +of O +oral O +vanadyl O +sulfate O +( O +VOSO4 O +) O +( O +0 O +. O +5 O +mg O +/ O +kg O +/ O +day O +) O +on O +anthropometry O +, O +body O +composition O +, O +and O +performance O +were O +investigated O +in O +a O +12 O +- O +week O +, O +double O +- O +blind O +, O +placebo O +- O +controlled O +trial O +involving O +weight O +- O +training O +volunteers O +. O + +Later O +in O +development O +, O +Tbx6 B-GENE +expression O +is O +restricted O +to O +presomitic O +, O +paraxial O +mesoderm O +and O +to O +the O +tail O +bud O +, O +which O +replaces O +the O +streak O +as O +the O +source O +of O +mesoderm O +. O + +Disruption O +of O +re O +- O +replication O +control O +by O +overexpression O +of O +human B-GENE +ORC1 I-GENE +in O +fission O +yeast O +. O + +Our O +results O +demonstrate O +that O +the O +promoter O +and O +enhancer O +regions O +identified O +here O +are O +essential O +for O +maintaining O +the O +efficient O +promoter O +activity O +of O +the O +human B-GENE +activin I-GENE +betaA I-GENE +subunit I-GENE +gene I-GENE +. O + +Recombinant O +, O +bacterially O +expressed O +PIP5KIalpha B-GENE +possessed O +PIP5K B-GENE +activity O +and O +was O +immunoreactive O +with O +erythroid B-GENE +PIP5KI I-GENE +antibodies I-GENE +. O + +Human B-GENE +acid I-GENE +ceramidase I-GENE +( O +( B-GENE +AC I-GENE +) I-GENE +N I-GENE +- I-GENE +acylsphingosine I-GENE +amidohydrolase I-GENE +, O +EC B-GENE +3 I-GENE +. I-GENE +5 I-GENE +. O + +The O +0 O +. O +22 O +- O +kb O +NheI B-GENE +/ O +BglII B-GENE +promoter O +exhibited O +PMA O +inducibility O +in O +myeloid O +cells O +and O +contained O +a O +PMA O +- O +responsive O +element O +recognized O +by O +Sp1 B-GENE +and O +EGR B-GENE +- I-GENE +1 I-GENE +transcription I-GENE +factors I-GENE +. O + +Northern O +( O +RNA O +) O +blot O +analyses O +indicated O +that O +the O +cdh B-GENE +genes I-GENE +encoding O +the O +five O +subunits O +and O +an O +open O +reading O +frame O +( O +ORF1 O +) O +with O +unknown O +function O +are O +cotranscribed O +during O +growth O +on O +acetate O +. O + +Two O +classes O +of O +mutations O +were O +obtained O +: O +( O +i O +) O +those O +that O +altered O +the O +coding O +region O +of O +HOL1 B-GENE +, O +conferring O +the O +ability O +to O +take O +up O +histidinol O +; O +and O +( O +ii O +) O +cis O +- O +acting O +mutations O +( O +selected O +in O +a O +mutant O +HOL1 B-GENE +- I-GENE +1 I-GENE +background O +) O +that O +increased O +expression O +of O +the O +Hol1 B-GENE +protein I-GENE +. O + +Damage O +to O +the O +BBB O +was O +judged O +by O +extravasation O +of O +Evans O +Blue O +( O +EB O +) O +dye O +, O +which O +was O +administered O +either O +2 O +, O +3 O +, O +24 O +or O +48 O +h O +after O +onset O +of O +MCAo O +. O + +Lipid O +hydroperoxide O +levels O +in O +plasma O +and O +LDL B-GENE +remained O +unchanged O +throughout O +the O +study O +. O + +We O +report O +a O +case O +of O +vasculitis O +( O +cutaneous O +and O +neurologic O +) O +which O +led O +to O +the O +discovery O +of O +a O +selective O +immunodeficit O +towards O +EBV O +, O +similar O +to O +Purtilo O +' O +s O +syndrome O +. O + +To O +elucidate O +whether O +potential O +endocrine O +changes O +resulted O +from O +acute O +hypoxaemia O +alone O +, O +the O +underlying O +disease O +, O +or O +unspecific O +influences O +connected O +with O +the O +ICU O +setting O +, O +all O +measurements O +were O +compared O +to O +those O +of O +a O +completely O +healthy O +reference O +group O +( O +REF O +) O +with O +comparable O +acute O +experimental O +hypoxaemia O +. O + +There O +were O +no O +significant O +differences O +in O +graft O +survival O +between O +groups O +with O +early O +graft O +function O +( O +EGF O +) O +and O +DGF O +, O +either O +in O +first O +transplantations O +or O +retransplantations O +. O + +These O +results O +suggested O +that O +the O +GG O +motifs O +contributed O +to O +the O +cell O +- O +specific O +transcription O +of O +the O +human B-GENE +insulin I-GENE +gene I-GENE +in O +association O +with O +the O +binding O +of O +the O +sequence O +- O +specific O +nuclear O +factor O +. O + +Abnormal O +urinary O +coproporphyrin O +levels O +in O +patients O +infected O +by O +hepatitis O +C O +virus O +with O +or O +without O +human O +immunodeficiency O +virus O +. O + +The O +determination O +of O +immunoglobulin B-GENE +E I-GENE +( O +IgE B-GENE +) O +antibodies O +by O +one O +of O +several O +laboratory O +tests O +, O +by O +skin O +- O +prick O +tests O +or O +by O +appropriate O +challenge O +procedures O +is O +useful O +either O +to O +identify O +atopic O +individuals O +or O +as O +outcome O +predictors O +in O +wheezy O +children O +. O + +Thrombosis O +of O +the O +renal O +vein O +may O +be O +dramatic O +and O +include O +renal O +failure O +. O + +Filter O +and O +cytocentrifuge O +preparations O +of O +the O +urine O +were O +studied O +and O +all O +cases O +displayed O +numerous O +scattered O +aggregates O +or O +single O +tumor O +cells O +in O +an O +inflammatory O +background O +. O + +The O +promoter O +segment O +was O +inactive O +when O +introduced O +into O +the O +rat O +glioma O +cell O +line O +C6B4 O +, O +the O +rat O +submandibular O +cell O +line O +RSMT O +- O +A5 O +, O +and O +the O +rat O +pancreatic O +beta O +cell O +line O +RIN O +- O +5AH O +, O +all O +of O +which O +do O +not O +express O +the O +endogenous O +alpha2c B-GENE +- I-GENE +AR I-GENE +gene I-GENE +. O + +The O +sequencing O +of O +the O +conditional O +lethal O +mutation O +ts O +- O +A13 O +, O +localized O +in O +the O +nrdE B-GENE +cistron I-GENE +, O +and O +the O +lethality O +of O +insertional O +mutations O +targeted O +in O +the O +internal O +region O +of O +nrdE B-GENE +and O +nrdF B-GENE +, O +demonstrated O +the O +essential O +role O +of O +this O +locus O +. O + +The O +microdensitometric O +scores O +and O +their O +side O +- O +to O +- O +side O +differences O +in O +patients O +correlated O +negatively O +with O +the O +serum O +25 O +- O +OHD O +concentration O +and O +positively O +with O +the O +degree O +of O +paralysis O +. O + +These O +data O +do O +not O +support O +the O +use O +of O +LDD O +to O +reduce O +risk O +of O +progression O +to O +MSOF O +in O +sepsis O +. O + +This O +correlated O +with O +reduced O +levels O +of O +secreted O +hepatitis B-GENE +B I-GENE +e I-GENE +antigen I-GENE +and O +increased O +intracellular O +levels O +of O +core B-GENE +and O +Pol B-GENE +proteins I-GENE +and O +replicative O +HBV O +DNA O +intermediates O +. O + +In O +contrast O +, O +extracts O +of O +the O +mutant O +virions O +catalyze O +the O +wild O +- O +type O +level O +of O +transcription O +from O +an O +exogenous O +template O +containing O +an O +early O +promoter O +. O + +The O +SCMV B-GENE +SNE I-GENE +sites I-GENE +contain O +potential O +overlapping O +core O +recognition O +binding O +motifs O +for O +SRF B-GENE +, O +Rel B-GENE +/ O +NFkappaB B-GENE +, O +ETS B-GENE +, O +and O +YY1 B-GENE +class I-GENE +transcription I-GENE +factors I-GENE +but O +fail O +to O +respond O +to O +either O +serum O +or O +tumor B-GENE +necrosis I-GENE +factor I-GENE +alpha I-GENE +. O + +Upon O +serum O +withdrawal O +at O +the O +permissive O +temperature O +, O +p53 B-GENE +- O +mediated O +apoptosis O +was O +induced O +in O +50 O +to O +60 O +% O +of O +the O +cells O +. O + +To O +circumvent O +this O +problem O +, O +a O +simple O +two O +- O +step O +strategy O +was O +devised O +by O +which O +essential O +cis O +- O +acting O +sites O +like O +the O +a O +sequence O +can O +be O +readily O +deleted O +from O +their O +natural O +loci O +in O +large O +viral O +DNA O +genomes O +. O + +On O +the O +basis O +of O +serological O +studies O +, O +the O +highly O +conserved O +A O +domain O +of O +HspA B-GENE +was O +found O +to O +be O +the O +immunodominant O +domain O +. O + +In O +Group O +IV O +dogs O +that O +received O +alpha B-GENE +- I-GENE +MSH I-GENE +only O +during O +reperfusion O +, O +BAEPs O +were O +increased O +approximately O +10 O +to O +14 O +% O +more O +than O +in O +Group O +II O +during O +the O +late O +reperfusion O +period O +. O + +The O +Fas B-GENE +receptor I-GENE +mediates O +a O +signalling O +cascade O +resulting O +in O +programmed O +cell O +death O +( O +apoptosis O +) O +within O +hours O +of O +receptor O +cross O +- O +linking O +. O + +Fas B-GENE +has O +been O +shown O +to O +require O +ICE B-GENE +( O +interleukin B-GENE +- I-GENE +1 I-GENE +beta I-GENE +- I-GENE +converting I-GENE +enzyme I-GENE +) O +family O +proteases O +to O +induce O +apoptosis O +from O +studies O +utilizing O +the O +cowpox O +ICE B-GENE +inhibitor I-GENE +protein I-GENE +CrmA B-GENE +, O +the O +synthetic O +tetrapeptide O +ICE B-GENE +inhibitor O +YVAD B-GENE +- I-GENE +CMK I-GENE +, O +and O +the O +tripeptide O +pan O +- O +ICE B-GENE +inhibitor O +Z B-GENE +- I-GENE +VAD I-GENE +- I-GENE +FMK I-GENE +. O + +The O +imprinted O +expression O +of O +the O +endogenous O +gene O +can O +be O +recapitulated O +in O +mice O +by O +using O +a O +14 O +- O +kb O +transgene O +encompassing O +4 O +kb O +of O +5 O +' O +- O +flanking O +sequence O +, O +8 O +kb O +of O +3 O +' O +- O +flanking O +sequence O +, O +which O +includes O +the O +two O +endoderm O +- O +specific O +enhancers O +, O +and O +an O +internally O +deleted O +structural O +gene O +. O + +In O +this O +report O +, O +we O +demonstrate O +that O +hGCN5 B-GENE +is O +also O +an O +HAT B-GENE +and O +has O +the O +same O +substrate O +specificity O +as O +yGCN5 B-GENE +. O + +Complementary O +DNAs O +encompassing O +the O +coat B-GENE +protein I-GENE +coding O +and O +adjacent O +regions O +of O +Agropyron O +mosaic O +virus O +( O +AgMV O +) O +and O +Hordeum O +mosaic O +virus O +( O +HoMV O +) O +were O +cloned O +and O +sequenced O +. O + +In O +some O +cases O +, O +factor O +- O +induced O +Rac B-GENE +activation O +results O +in O +Rho B-GENE +activation O +, O +and O +factor O +- O +induced O +Cdc42 B-GENE +activation O +leads O +to O +Rac B-GENE +activation O +, O +as O +determined O +by O +specific O +morphological O +changes O +. O + +Several O +cDNAs O +corresponding O +to O +the O +human B-GENE +PWP2 I-GENE +gene I-GENE +were O +identified O +and O +partially O +sequenced O +. O + +Isolation O +and O +genomic O +structure O +of O +a O +human O +homolog O +of O +the O +yeast B-GENE +periodic I-GENE +tryptophan I-GENE +protein I-GENE +2 I-GENE +( O +PWP2 B-GENE +) O +gene O +mapping O +to O +21q22 O +. O +3 O +. O + +Patterns O +defined O +by O +combinations O +of O +normal O +and O +abnormal O +laboratory O +results O +had O +decreased O +the O +likelihood O +of O +PEM O +from O +an O +all O +- O +2 O +to O +all O +- O +0 O +pattern O +. O + +To O +examine O +whether O +thiamine O +( O +vitamin O +B1 O +) O +deficiency O +is O +associated O +with O +recurrent O +aphthous O +stomatitis O +, O +we O +studied O +vitamin O +B1 O +levels O +in O +70 O +patients O +with O +recurrent O +aphthous O +stomatitis O +and O +in O +50 O +members O +of O +a O +control O +group O +. O + +Liver O +injuries O + +By O +screening O +a O +cDNA O +library O +with O +a O +probe O +derived O +from O +sequences O +downstream O +of O +the O +p53p2 B-GENE +start O +site O +, O +we O +have O +cloned O +and O +characterized O +a O +cDNA O +that O +represents O +a O +mRNA O +that O +appears O +to O +have O +been O +initiated O +from O +the O +p53p2 B-GENE +promoter I-GENE +. O + +However O +, O +we O +did O +not O +observe O +a O +correlation O +between O +serum O +and O +seminal B-GENE +plasma I-GENE +PSA I-GENE +levels O +. O + +The O +implications O +for O +estimates O +of O +cortical O +magnification O +and O +possible O +differences O +in O +the O +specializations O +of O +foveal O +and O +peripheral O +vision O +are O +discussed O +. O + +G B-GENE +- I-GENE +CSF I-GENE +activates O +multiple O +signaling O +molecules O +, O +including O +the O +JAK1 B-GENE +and O +JAK2 B-GENE +kinases I-GENE +and O +the O +STAT B-GENE +transcription O +factors O +. O + +Mutants O +lacking O +any O +tyrosine O +residues O +in O +the O +cytoplasmic O +domain O +maintain O +their O +ability O +to O +activate O +STAT5 B-GENE +and O +STAT1 B-GENE +but O +cannot O +activate O +STAT3 B-GENE +, O +implying O +that O +STAT5 B-GENE +and O +STAT1 B-GENE +activation O +does O +not O +require O +receptor O +tyrosine O +phosphorylation O +. O + +In O +addition O +, O +double O +mutants O +with O +either O +dim1 B-GENE +- I-GENE +delta I-GENE +or O +dim2 B-GENE +- I-GENE +1 I-GENE +and O +the O +endocytosis O +mutants B-GENE +end4 I-GENE +- I-GENE +1 I-GENE +or O +act1 B-GENE +- I-GENE +1 I-GENE +displayed O +synthetic O +growth O +defects O +, O +indicating O +that O +the O +DIM B-GENE +gene I-GENE +products I-GENE +function O +in O +a O +common O +or O +parallel O +endocytic O +pathway O +. O + +Such O +multisensory O +interactions O +can O +be O +significant O +for O +behavior O +. O + +The O +P13 O +and O +N22 O +of O +ppSEPs O +had O +phase O +reversal O +relationship O +with O +the O +P2 O +and O +N2 O +recorded O +from O +the O +PES O +, O +respectively O +. O + +The O +cDNA O +of O +cpm7 B-GENE +encodes O +a O +closely O +related O +protein O +of O +36 O +. O +8 O +kDa O +. O + +Finally O +, O +the O +C O +- O +terminal O +region O +of O +ENBP1 B-GENE +shows O +strong O +homology O +to O +a O +protein O +from O +rat O +that O +is O +specifically O +expressed O +in O +testis O +tissue O +. O + +The O +conservation O +of O +both O +the O +G O +- O +box O +and O +H O +- O +box O +in O +different O +CHS B-GENE +promoters I-GENE +emphasizes O +their O +importance O +as O +regulatory O +motifs O +. O + +Mortality O +on O +the O +last O +ranch O +was O +particularly O +severe O +among O +certain O +segregated O +groups O +of O +turkeys O +that O +included O +toms O +, O +heavier O +birds O +, O +and O +birds O +undergoing O +a O +stressful O +event O +such O +as O +artificial O +insemination O +. O + +Further O +, O +the O +PIP2 O +content O +of O +the O +85 O +- O +90 O +kDa O +protein O +appeared O +to O +decrease O +with O +CSF B-GENE +- I-GENE +1 I-GENE +treatment O +. O + +Further O +, O +the O +PIP2 O +content O +of O +the O +85 O +- O +90 O +kDa O +protein O +appeared O +to O +decrease O +with O +CSF B-GENE +- I-GENE +1 I-GENE +treatment O +. O + +Just O +before O +inserting O +on O +the O +anterior O +margin O +and O +apex O +of O +the O +iliac O +crest O +it O +widens O +, O +assuming O +the O +aspect O +of O +a O +small O +cone O +. O + +Reperfusion O +caused O +a O +transient O +reduction O +in O +lactate O +production O +and O +a O +significant O +increase O +in O +LDH B-GENE +release O +. O + +To O +evaluate O +the O +hepatic O +regenerative O +response O +in O +patients O +with O +alcoholic O +liver O +disease O +, O +sera O +from O +263 O +patients O +with O +severe O +alcoholic O +hepatitis O +and O +/ O +or O +cirrhosis O +were O +analyzed O +for O +hepatocyte B-GENE +growth I-GENE +factor I-GENE +( O +HGF B-GENE +) O +and O +alpha B-GENE +- I-GENE +fetoprotein I-GENE +( O +AFP B-GENE +) O +. O + +Children O +born O +from O +chronic O +alcoholic O +mothers O +have O +shown O +behavioral O +teratogenic O +effects O +more O +frequently O +than O +morphological O +malformations O +. O + +INTERVENTION O +( O +S O +) O +: O +Twenty O +- O +six O +hemostasis O +parameters O +evaluated O +repeatedly O +in O +patients O +undergoing O +IVF O +- O +ET O +. O + +Here O +we O +report O +that O +expression O +of O +the O +I B-GENE +- I-GENE +POU I-GENE +/ O +tI B-GENE +- I-GENE +POU I-GENE +message O +is O +maximal O +late O +in O +the O +embryonic O +phase O +of O +Drosophila O +development O +, O +and O +I B-GENE +- I-GENE +POU I-GENE +is O +the O +preferred O +splice O +variant O +. O + +The O +patient O +' O +s O +role O +, O +organized O +by O +the O +prerequisites O +of O +expressive O +freedom O +, O +is O +counter O +posed O +with O +the O +psychoanalyst O +' O +s O +, O +which O +is O +structured O +to O +empower O +listening O +and O +understanding O +. O + +The O +most O +common O +risk O +factor O +reported O +for O +both O +recent O +and O +all O +other O +hepatitis O +C O +cases O +was O +a O +history O +of O +injecting O +drug O +use O +, O +although O +the O +proportion O +of O +cases O +with O +that O +history O +was O +different O +in O +NT O +from O +ACT O +and O +Queensland O +. O + +Silencing O +can O +be O +restored O +by O +creation O +of O +a O +telomere O +at O +13 O +kb O +from O +the O +reporter O +construct O +, O +or O +by O +insertion O +of O +340 O +bp O +of O +yeast O +telomeric O +repeat O +sequence O +at O +this O +site O +without O +chromosomal O +truncation O +. O + +In O +contrast O +with O +previous O +two O +- O +pool O +models O +, O +provisions O +were O +made O +for O +folate O +turnover O +by O +urinary O +folate O +excretion O +( O +as O +measured O +here O +) O +and O +by O +fecal O +excretion O +and O +catabolic O +processes O +. O + +When O +voltage O +- O +operated O +Ca2 O ++ O +channels O +( O +VOC O +) O +were O +blocked O +by O +nifedipine O +, O +midazolam O +, O +in O +concentrations O +more O +than O +1 O +microM O +, O +attenuated O +both O +phasic O +and O +tonic O +responses O +. O + +Although O +p48 B-GENE +gene I-GENE +induction O +is O +dependent O +on O +STAT1 B-GENE +and O +JAK1 B-GENE +, O +activated O +STAT1 B-GENE +does O +not O +bind O +to O +GATE B-GENE +. O + +The O +syndrome O +of O +resistance O +to O +thyroid O +hormone O +is O +characterized O +by O +elevated O +serum O +free O +thyroid O +hormones O +, O +failure O +to O +suppress O +pituitary B-GENE +thyrotropin I-GENE +secretion O +, O +and O +variable O +peripheral O +refractoriness O +to O +hormone O +action O +. O + +Finally O +, O +nonphotosynthetic O +mutants O +, O +including O +the O +tscA B-GENE +- I-GENE +lacking I-GENE +photosystem I-GENE +I I-GENE +mutant I-GENE +, O +H13 O +, O +did O +not O +show O +evidence O +of O +light O +- O +stimulated O +RNA O +processing O +. O + +The O +progression O +of O +acute O +bronchitis O +is O +associated O +with O +elevated O +blood O +concentrations O +of O +acute O +- O +phase O +proteins O +, O +KKS B-GENE +activation O +in O +the O +blood O +and O +high O +serotonin O +and O +lactic O +acid O +content O +in O +the O +humor O +condensated O +from O +the O +exhaled O +air O +. O + +Because O +of O +the O +potential O +implications O +of O +these O +findings O +in O +human O +physiology O +, O +we O +cloned O +the O +hPACAP B-GENE +- I-GENE +R I-GENE +gene I-GENE +. O + +Differential O +signaling O +and O +immediate B-GENE +- I-GENE +early I-GENE +gene I-GENE +activation O +by O +four O +splice O +variants O +of O +the O +human B-GENE +pituitary I-GENE +adenylate I-GENE +cyclase I-GENE +- I-GENE +activating I-GENE +polypeptide I-GENE +receptor I-GENE +( O +hPACAP B-GENE +- I-GENE +R I-GENE +) O +. O + +We O +discuss O +these O +results O +with O +respect O +to O +the O +transcriptional O +induction O +of O +the O +HNF B-GENE +- I-GENE +3 I-GENE +alpha I-GENE +gene I-GENE +in O +respiratory O +epithelium O +during O +embryogenesis O +. O + +BACKGROUND O +: O +Mitosis O +is O +regulated O +by O +MPF B-GENE +( O +maturation B-GENE +promoting I-GENE +factor I-GENE +) O +, O +the O +active O +form O +of O +Cdc2 B-GENE +/ I-GENE +28 I-GENE +- O +cyclin B-GENE +B I-GENE +complexes O +. O + +Ectopic O +expression O +of O +Apo B-GENE +- I-GENE +3 I-GENE +in O +HEK293 O +or O +HeLa O +cells O +induced O +marked O +apoptosis O +. O + +An O +N O +- O +terminal O +arm O +from O +each O +subunit O +wraps O +around O +the O +dinucleotide O +- O +binding O +domain O +of O +an O +adjacent O +subunit O +, O +covering O +the O +adenine O +ring O +of O +NADP O +. O + +Similarity O +is O +most O +striking O +in O +the O +zinc O +knuckle O +region O +, O +a O +region O +characteristic O +of O +gag B-GENE +genes I-GENE +of O +most O +replication O +- O +competent O +retroelements O +. O + +D O +. O +melanogaster O +HeT B-GENE +- I-GENE +A I-GENE +coding O +sequences O +have O +a O +polymorphic O +region O +with O +insertions O +/ O +deletions O +of O +1 O +- O +31 O +codons O +and O +many O +nucleotide O +changes O +. O + +Eukaryotic B-GENE +initiation I-GENE +factor I-GENE +3 I-GENE +( O +eIF3 B-GENE +) O +is O +a O +large O +multisubunit O +complex O +that O +stabilizes O +the O +ternary O +complex O +, O +eIF2 B-GENE +x O +GTP O +x O +tRNA B-GENE +( I-GENE +Met I-GENE +) I-GENE +i I-GENE +and O +promotes O +mRNA O +binding O +to O +the O +40 B-GENE +S I-GENE +ribosomal I-GENE +subunit I-GENE +. O +eIF3 B-GENE +also O +functions O +as O +a O +ribosome O +subunit O +anti O +- O +association O +factor O +. O + +Our O +data O +, O +combined O +with O +those O +of O +Hershey O +and O +co O +- O +workers O +, O +suggest O +that O +mammalian B-GENE +eIF3 I-GENE +is O +composed O +of O +at O +least O +10 O +subunits O +: O +p170 B-GENE +, O +p116 B-GENE +( O +hPrt1 B-GENE +) O +, O +p110 B-GENE +, O +p66 B-GENE +, O +p48 B-GENE +, O +p47 B-GENE +, O +p44 B-GENE +, O +p40 B-GENE +, O +p36 B-GENE +, O +and O +p35 B-GENE +. O + +Identification O +of O +a O +cis O +- O +acting O +element O +in O +the O +class B-GENE +I I-GENE +major I-GENE +histocompatibility I-GENE +complex I-GENE +gene I-GENE +promoter I-GENE +responsive O +to O +activation O +by O +retroviral O +sequences O +. O + +The O +results O +demonstrate O +that O +( O +i O +) O +no O +intact O +capsids O +were O +assembled O +when O +the O +full O +- O +length O +or O +a O +truncated O +( O +missing O +the O +C O +- O +terminal O +65 O +amino O +acids O +) O +UL80 B-GENE +. I-GENE +5 I-GENE +protein I-GENE +was O +tested O +; O +( O +ii O +) O +when O +the O +C O +- O +terminal O +65 O +amino O +acids O +of O +the O +UL80 B-GENE +. I-GENE +5 I-GENE +protein I-GENE +were O +replaced O +with O +the O +C O +- O +terminal O +25 O +amino O +acids O +of O +the O +UL26 B-GENE +. I-GENE +5 I-GENE +protein I-GENE +, O +intact O +capsids O +were O +made O +and O +direct O +interaction O +of O +the O +UL80 B-GENE +. I-GENE +5 I-GENE +protein I-GENE +with O +VP5 B-GENE +was O +detected O +; O +( O +iii O +) O +assembly O +of O +intact O +capsids O +was O +demonstrated O +when O +the O +sequence O +of O +the O +last O +12 O +amino O +acids O +of O +the O +UL80 B-GENE +. I-GENE +5 I-GENE +protein I-GENE +was O +changed O +from O +RRIFVA O +ALNKLE O +to O +RRIFVAAMMKLE O +; O +( O +iv O +) O +self O +- O +interaction O +of O +the O +scaffold O +proteins O +is O +mediated O +by O +sequences O +N O +terminal O +to O +the O +maturation O +cleavage O +site O +; O +and O +( O +v O +) O +the O +UL26 B-GENE +. I-GENE +5 I-GENE +and O +UL80 B-GENE +. I-GENE +5 I-GENE +proteins I-GENE +will O +not O +coassemble O +into O +scaffold O +structures O +. O + +Fourth O +, O +the O +3 O +' O +- O +region O +splice O +junctions O +of O +the O +MSRs B-GENE +during O +latent O +and O +productive O +infection O +were O +determined O +by O +sequencing O +RNA O +- O +PCR O +products O +generated O +with O +primers O +that O +flank O +the O +3 O +' O +splice O +region O +. O + +( O +ii O +) O +ICP27 B-GENE +binds O +preferentially O +to O +less O +modified O +forms O +of O +ICP4 B-GENE +, O +a O +protein O +that O +is O +extensively O +modified O +posttranslationally O +. O + +Lack O +of O +sufficient O +data O +on O +vibration O +measurements O +and O +employment O +durations O +add O +to O +the O +uncertainty O +, O +as O +do O +variations O +in O +tool O +conditions O +( O +grinder O +wheels O +, O +etc O +) O +and O +inherent O +difficulties O +in O +measurement O +. O + +C B-GENE +/ I-GENE +EBP I-GENE +beta I-GENE +V I-GENE +> O +A O +selectively O +binds O +only O +the O +subset O +of O +C B-GENE +/ I-GENE +EBP I-GENE +sites I-GENE +that O +are O +also O +DBP B-GENE +sites I-GENE +, O +both O +as O +oligonucleotides O +and O +within O +the O +natural O +contexts O +of O +the O +albumin B-GENE +and O +cholesterol B-GENE +hydroxylase I-GENE +promoters I-GENE +. O + +Specific O +IgG B-GENE +, O +specific O +IgE B-GENE +and O +total O +IgE B-GENE +immunoglobulins I-GENE +against O +Toxocara B-GENE +canis I-GENE +excretory I-GENE +/ I-GENE +secretory I-GENE +antigens I-GENE +( O +TES B-GENE +) O +were O +detected O +by O +using O +ELISA O +technique O +. O + +SUMMARY O +BACKGROUND O +DATA O +: O +Melanoma O +care O +has O +not O +changed O +significantly O +in O +the O +last O +20 O +years O +, O +and O +the O +controversy O +of O +elective O +lymph O +node O +dissections O +in O +this O +disease O +continues O +to O +be O +discussed O +. O + +The O +differences O +among O +subgenera O +of O +the O +genus O +Dermacentor O +are O +more O +significant O +. O + +Mutating O +the O +E O +- O +box O +in O +the O +context O +of O +the O +3 O +' O +- O +flanking O +region O +confirmed O +that O +it O +contributes O +to O +the O +enhancement O +of O +transcriptional O +activity O +of O +the O +alpha1 B-GENE +( I-GENE +I I-GENE +) I-GENE +collagen I-GENE +gene I-GENE +promoter I-GENE +. O + +Expression O +of O +neuronal O +traits O +in O +pancreatic O +beta O +cells O +. O + +We O +propose O +that O +Mnt B-GENE +: O +Max B-GENE +: O +Sin3 B-GENE +complexes O +normally O +function O +to O +restrict O +Myc B-GENE +: O +Max B-GENE +activities O +associated O +with O +cell O +proliferation O +. O + +Phenotypic O +changes O +induced O +by O +wild B-GENE +type I-GENE +and I-GENE +variant I-GENE +c I-GENE +- I-GENE +src I-GENE +genes I-GENE +carrying O +C O +- O +terminal O +sequence O +alterations O +. O + +The O +resurgence O +of O +drug O +- O +resistant O +malaria O +makes O +urgent O +the O +evaluation O +of O +new O +antimalarial O +agents O +. O + +In O +the O +p51 B-GENE +subunit I-GENE +, O +the O +Cys181 O +side O +- O +chain O +is O +oriented O +in O +a O +similar O +direction O +to O +the O +Tyr181 O +side O +- O +chain O +in O +the O +wild O +- O +type O +complex O +. O + +The O +relatively O +high O +level O +transcription O +from O +this O +gene O +shows O +that O +the O +polymorphic O +chromosome O +ends O +of O +P O +. O +falciparum O +, O +which O +have O +been O +proposed O +to O +be O +transcriptionally O +silent O +, O +can O +be O +active O +expression O +sites O +for O +var B-GENE +genes I-GENE +. O + +NUP145 B-GENE +was O +previously O +identified O +by O +using O +a O +genetic O +synthetic O +lethal O +screen O +( O +E O +. O + +Prevalence O +of O +sleep O +- O +disordered O +breathing O +( O +SDB O +) O +is O +reported O +to O +increase O +in O +menopausal O +women O +. O + +In O +all O +cases O +the O +antigenemia O +was O +transient O +and O +cleared O +by O +28th O +day O +post O +- O +vaccination O +. O + +A O +total O +of O +1459 O +men O +aged O +48 O +to O +84 O +years O +, O +who O +were O +diagnosed O +for O +the O +first O +time O +by O +physicians O +as O +having O +BPH O +in O +1994 O +and O +who O +had O +not O +received O +treatment O +, O +participated O +in O +the O +study O +. O + +In O +vitro O +translation O +of O +the O +mTRF1 B-GENE +cDNA I-GENE +resulted O +in O +a O +56 O +kDa O +protein O +that O +binds O +to O +TTAGGG O +repeat O +arrays O +. O +mTRF1 B-GENE +displayed O +the O +same O +sequence O +specificity O +as O +hTRF1 B-GENE +, O +preferring O +arrays O +of O +TTAGGG O +repeats O +as O +a O +binding O +substrate O +over O +TTAGGC O +and O +TTGGGG O +repeats O +. O + +The O +ubiquitously O +expressed O +E12 B-GENE +bHLH I-GENE +protein I-GENE +dimerizes O +with O +numerous O +cell O +- O +specific O +bHLH B-GENE +factors I-GENE +. O + +The O +E O +- O +box O +sequence O +in O +the O +SE2 B-GENE +fragment I-GENE +of O +the O +transferrin B-GENE +promoter I-GENE +was O +CATCTG O +and O +was O +similar O +in O +gel O +shifts O +to O +the O +consensus O +E O +- O +box O +elements O +( O +CANNTG O +) O +previously O +characterized O +. O + +A O +5 O +. O +3 O +- O +kb O +DNA O +fragment O +, O +which O +included O +the O +entire O +structural O +porin B-GENE +gene I-GENE +( O +named O +porCa B-GENE +) O +and O +its O +flanking O +regions O +, O +was O +identified O +. O + +The O +human B-GENE +p100 I-GENE +protein I-GENE +was O +recently O +identified O +as O +a O +coactivator O +of O +the O +Epstein B-GENE +- I-GENE +Barr I-GENE +virus I-GENE +nuclear I-GENE +antigen I-GENE +2 I-GENE +. O + +However O +, O +five O +new O +mutation O +sites O +( O +S61 B-GENE +, O +SL1 B-GENE +, O +S29 B-GENE +, O +SL11 B-GENE +, O +SL196 B-GENE +and O +SL126 B-GENE +) O +are O +unique O +to O +the O +nrdB B-GENE +intron O +and O +disrupt O +self O +- O +splicing O +. O + +This O +report O +presents O +the O +isolation O +and O +characterization O +of O +the O +5 O +' O +- O +flanking O +region O +( O +1 O +. O +2 O +kb O +) O +and O +exon O +1 O +of O +the O +human B-GENE +RII I-GENE +alpha I-GENE +gene I-GENE +. O + +A O +cohort O +of O +Swedish O +children O +was O +monitored O +from O +6 O +months O +to O +11 O +years O +of O +age O +. O + +The O +aim O +of O +this O +study O +was O +to O +assess O +the O +reproducibility O +of O +a O +number O +of O +simplified O +clearance O +methods O +using O +chromium O +- O +51 O +ethylenediamine O +tetraacetic O +acid O +( O +51Cr O +- O +EDTA O +) O +and O +to O +compare O +these O +with O +the O +multiple O +blood O +sample O +technique O +. O + +The O +primary O +structure O +of O +a O +2671 O +bp O +DNA O +fragment O +between O +the O +pla B-GENE +gene I-GENE +( O +encoding O +plasminogen B-GENE +activator I-GENE +) O +and O +the O +origin O +of O +replication O +of O +the O +wild O +- O +type O +Yersinia O +pestis O +plasmid O +pYP358 O +was O +determined O +. O + +MAIN O +OUTCOME O +MEASURES O +: O +Associations O +of O +factor O +analysis O +- O +derived O +syndromes O +with O +risk O +factors O +for O +chemical O +interactions O +that O +inhibit O +butyrylcholinesterase B-GENE +and O +neuropathy O +target O +esterase B-GENE +. O + +CONCLUSION O +: O +Some O +Gulf O +War O +veterans O +may O +have O +delayed O +, O +chronic O +neurotoxic O +syndromes O +from O +wartime O +exposure O +to O +combinations O +of O +chemicals O +that O +inhibit O +butyrylcholinesterase B-GENE +and O +neuropathy B-GENE +target I-GENE +esterase I-GENE +. O + +No O +correlation O +between O +the O +age O +of O +the O +horses O +and O +the O +antibody O +level O +could O +be O +found O +. O + +The O +GHR B-GENE +mRNA I-GENE +: O +GHBP B-GENE +mRNA I-GENE +ratio O +was O +1 O +. O +1 O ++ O +/ O +- O +0 O +. O +12 O +and O +remained O +unchanged O +during O +differentiation O +. O + +The O +results O +demonstrate O +( O +i O +) O +that O +the O +selenocysteine O +- O +specific O +UGA O +codon O +is O +readily O +suppressed O +under O +conditions O +where O +the O +homologous B-GENE +SelB I-GENE +protein I-GENE +is O +absent O +and O +( O +ii O +) O +that O +apart O +from O +the O +specificity O +of O +the O +SelB B-GENE +- I-GENE +mRNA I-GENE +interaction O +, O +a O +structural O +compatibility O +of O +the O +quaternary O +complex O +with O +the O +ribosome O +is O +required O +. O + +One O +linker O +- O +peptide O +insertion O +in O +the O +RsaA B-GENE +C I-GENE +terminus I-GENE +( I-GENE +amino I-GENE +acid I-GENE +784 I-GENE +) I-GENE +had O +no O +effect O +on O +S O +- O +layer O +biogenesis O +, O +while O +another O +( O +amino O +acid O +907 O +) O +disrupted O +secretion O +of O +the O +protein O +, O +suggesting O +that O +RsaA B-GENE +possesses O +a O +secretion O +signal O +lying O +C O +terminal O +to O +amino O +acid O +784 O +, O +near O +or O +including O +amino O +acid O +907 O +. O + +To O +characterize O +the O +gene O +products O +, O +the O +cvaA B-GENE +gene I-GENE +was O +subcloned O +and O +expressed O +under O +the O +control O +of O +T7 B-GENE +RNA I-GENE +polymerase I-GENE +promoter I-GENE +. O + +PrpB B-GENE +showed O +homology O +to O +carboxyphosphonoenolpyruvate B-GENE +phosphonomutase I-GENE +of I-GENE +Streptomyces I-GENE +hygroscopicus I-GENE +and O +to O +its O +homolog O +in O +the O +carnation O +Dianthus O +caryophyllus O +; O +PrpC B-GENE +was O +homologous O +to O +both O +archaeal B-GENE +and I-GENE +bacterial I-GENE +citrate I-GENE +synthases I-GENE +; O +PrpD B-GENE +showed O +homology O +to O +yeast O +and O +Bacillus O +subtilis O +proteins O +of O +unknown O +function O +; O +PrpE B-GENE +showed O +homology O +to O +acetyl B-GENE +coenzyme I-GENE +A I-GENE +synthetases I-GENE +. O + +MAIN O +OUTCOME O +MEASURES O +: O +Systemic O +and O +pulmonary O +hemodynamics O +, O +arterial O +blood O +gas O +determination O +, O +bronchoalveolar O +lavage O +protein O +and O +neutrophil O +content O +, O +neutrophil O +oxidant O +burst O +, O +lung B-GENE +myeloperoxidase I-GENE +content O +, O +and O +scanning O +electron O +micrographic O +studies O +. O + +We O +have O +isolated O +a O +cDNA O +encoding O +human B-GENE +MEKK3 I-GENE +. O + +To O +investigate O +the O +mechanisms O +involved O +in O +the O +transcriptional O +control O +of O +retinoid B-GENE +X I-GENE +receptor I-GENE +( O +RXR B-GENE +) O +gene O +expression O +, O +the O +5 O +' O +- O +flanking O +region O +of O +the O +human B-GENE +RXRgamma2 I-GENE +isoform I-GENE +was O +characterized O +. O + +JNK B-GENE +and O +p38 B-GENE +are O +constitutively O +present O +in O +the O +nucleus O +, O +and O +DNA O +- O +bound O +c B-GENE +- I-GENE +JUN I-GENE +and O +ATF B-GENE +- I-GENE +2 I-GENE +are O +stably O +contacted O +by O +JNK B-GENE +and O +p38 B-GENE +, O +respectively O +. O + +The O +effects O +of O +dominant O +interfering O +forms O +of O +the O +JNK B-GENE +/ O +p38 B-GENE +signaling O +pathway O +demonstrate O +that O +activation O +of O +these O +kinases O +is O +critical O +for O +cytokine O +- O +induced O +E B-GENE +- I-GENE +selectin I-GENE +gene I-GENE +expression O +. O + +Sp1 B-GENE +binds O +the O +CTC O +repeat O +with O +an O +affinity O +, O +KD O += O +0 O +. O +37 O +nM O +, O +at O +least O +as O +high O +as O +the O +consensus O +GC O +box O +. O + +Identification O +of O +the O +region O +in O +actin B-GENE +- I-GENE +binding I-GENE +protein I-GENE +that O +binds O +to O +the O +cytoplasmic O +domain O +of O +glycoprotein B-GENE +IBalpha I-GENE +. O + +Mutant O +enzyme O +forms O +were O +prepared O +to O +eliminate O +the O +initial O +autoprocessing O +site O +and O +thus O +form O +an O +active O +single O +- O +chain O +protein O +for O +structure O +- O +function O +studies O +. O + +The O +primer O +is O +generated O +by O +a O +cleavage O +that O +occurs O +between O +bases O +11 O +and O +12 O +of O +the O +Tf1 B-GENE +mRNA I-GENE +. O + +Similarly O +, O +we O +examined O +whether O +the O +ELK1 B-GENE +, O +SAP1a B-GENE +, O +FLI1 B-GENE +, O +EWS B-GENE +- O +FLI1 B-GENE +, O +ETS1 B-GENE +, O +ETS2 B-GENE +, O +PEA3 B-GENE +and O +PU B-GENE +. I-GENE +1 I-GENE +proteins I-GENE +can O +form O +ternary O +complexes O +with O +SRF B-GENE +on O +the O +Egr1 B-GENE +SREI B-GENE +and I-GENE +II I-GENE +. O + +This O +R O +- O +domain O +may O +modulate O +the O +interaction O +with O +SRF B-GENE +, O +providing O +a O +mechanism O +that O +would O +be O +unique O +to O +FLI1 B-GENE +and O +EWS B-GENE +- O +FLI1 B-GENE +, O +thus O +implicating O +a O +novel O +function O +for O +these O +ETS B-GENE +transcription I-GENE +factors I-GENE +in O +the O +regulation O +of O +the O +Egr1 B-GENE +gene I-GENE +. O + +The O +murine O +chromosomal O +locations O +of O +the O +five O +NMDA B-GENE +receptor I-GENE +channel I-GENE +subunits I-GENE +, O +the O +epsilon B-GENE +1 I-GENE +( O +Grin2a B-GENE +) O +, O +epsilon B-GENE +2 I-GENE +( O +Grin2b B-GENE +) O +, O +epsilon B-GENE +3 I-GENE +( O +Grin2c B-GENE +) O +, O +epsilon B-GENE +4 I-GENE +( O +Grin2d B-GENE +) O +and O +zeta B-GENE +1 I-GENE +( O +Grinl B-GENE +) O +subunits O +, O +were O +determined O +using O +an O +interspecific O +backcross O +mapping O +panel O +derived O +from O +crosses O +of O +[ O +( O +C57BL O +/ O +6JxM O +. O +spretus O +) O +F1xC57BL O +/ O +6J O +] O +mice O +. O + +CDNA O +cloning O +of O +chick B-GENE +brain I-GENE +alpha I-GENE +- I-GENE +amino I-GENE +- I-GENE +3 I-GENE +- I-GENE +hydroxy I-GENE +- I-GENE +5 I-GENE +- I-GENE +methyl I-GENE +- I-GENE +4 I-GENE +- I-GENE +isoxazolepropionic I-GENE +acid I-GENE +receptors I-GENE +reveals O +conservation O +of O +structure O +, O +function O +and O +post O +- O +transcriptional O +processes O +with O +mammalian O +receptors O +. O + +Remarkably O +, O +both O +TTD O +- O +A O +and O +XP O +- O +D O +defects O +are O +associated O +with O +subunits O +of O +TFIIH B-GENE +, O +a O +basal O +transcription O +factor O +with O +a O +second O +function O +in O +DNA O +repair O +. O + +Adjustment O +for O +age O +, O +total O +cholesterol O +, O +HDL B-GENE +cholesterol I-GENE +, O +triglycerides O +, O +current O +smoking O +, O +and O +systolic O +pressure O +slightly O +reduced O +the O +association O +between O +fibrinogen B-GENE +and O +atherosclerosis O +. O + +Cholesterol B-GENE +side I-GENE +- I-GENE +chain I-GENE +cleavage I-GENE +cytochrome I-GENE +P450 I-GENE +( O +CYP11A B-GENE +; O +P450scc B-GENE +) O +gene O +expression O +is O +regulated O +by O +gonadotropins B-GENE +via O +cAMP O +in O +the O +ovary O +and O +by O +ACTH B-GENE +via O +cAMP O +in O +adrenal O +cortical O +cells O +. O + +One O +possible O +solution O +is O +a O +thin O +radial O +forearm O +free O +flap O +. O + +Structural O +analysis O +and O +characterization O +of O +tissue O +and O +hormonal O +responsive O +expression O +of O +the O +avian B-GENE +bone I-GENE +sialoprotein I-GENE +( O +BSP B-GENE +) O +gene O +. O + +The O +Y O +- O +type O +structural O +motif O +is O +also O +conserved O +among O +a O +number O +of O +divergent O +BiP B-GENE +mRNAs I-GENE +. O + +A O +false O +positive O +marker O +screen O +was O +associated O +with O +the O +occurrence O +of O +hand O +- O +foot O +syndrome O +even O +when O +the O +effect O +of O +regimen O +was O +accounted O +for O +by O +stratification O +( O +p O += O +. O +01 O +) O +. O + +The O +detection O +of O +ORF B-GENE +- I-GENE +1 I-GENE +sequences O +in O +human O +tumors O +, O +while O +not O +proof O +per O +se O +, O +is O +a O +prerequisite O +for O +establishing O +its O +role O +in O +tumor O +development O +. O + +Phylogenetic O +analysis O +gave O +evidence O +for O +a O +close O +evolutionary O +relationship O +between O +PhHV O +- O +1 O +and O +members O +of O +the O +Varicellovirus O +genus O +of O +the O +alpha O +- O +Herpesvirinae O +and O +canid O +herpesvirus O +in O +particular O +. O + +In O +this O +method O +, O +PLP O +in O +plasma O +can O +be O +determined O +with O +high O +sensitivity O +using O +derivatization O +with O +sodium O +bisulfite O +in O +the O +mobile O +phase O +. O + +Both O +HEF1 B-GENE +and O +Cas B-GENE +were O +found O +to O +complex O +with O +the O +related B-GENE +adhesion I-GENE +focal I-GENE +tyrosine I-GENE +kinase I-GENE +( O +RAFTK B-GENE +) O +, O +and O +when O +tyrosine O +phosphorylated O +, O +with O +the O +adapter O +molecule O +CrkL B-GENE +. O + +SIM1 B-GENE +and O +SIM2 B-GENE +do O +not O +form O +homodimers O +, O +and O +they O +do O +not O +interact O +with O +AHR B-GENE +. O + +Complexes O +of O +qTBP42 B-GENE +with O +each O +complementary O +strand O +of O +telomeric O +DNA O +and O +with O +quadruplex O +forms O +of O +the O +guanine O +- O +rich O +strand O +had O +3 O +. O +7 O +- O +14 O +. O +6 O +nM O +dissociation O +constants O +, O +Kd O +, O +whereas O +complexes O +with O +double O +- O +stranded O +telomeric O +DNA O +had O +up O +to O +100 O +- O +fold O +higher O +Kd O +values O +. O + +Moreover O +, O +the O +effect O +exerted O +by O +TIS1 B-GENE +appeared O +to O +be O +selective O +for O +the O +MCK B-GENE +promoter I-GENE +. O + +What O +' O +s O +new O +in O +gynecologic O +and O +obstetrical O +surgery O +. O + +The O +dnaK B-GENE +operon I-GENE +of I-GENE +Bacillus I-GENE +subtilis I-GENE +is O +heptacistronic O +. O + +Moreover O +, O +expression O +of O +CBF1 B-GENE +in O +yeast O +was O +found O +to O +activate O +transcription O +of O +reporter O +genes O +containing O +the O +C O +- O +repeat O +/ O +DRE O +as O +an O +upstream O +activator O +sequence O +but O +not O +mutant O +versions O +of O +the O +DNA O +element O +. O + +Forty O +- O +one O +ASA O +physical O +status O +I O +or O +II O +adult O +patients O +undergoing O +a O +variety O +of O +1 O +- O +1 O +. O +5 O +h O +surgical O +procedures O +were O +randomly O +allocated O +to O +receive O +CCA O +with O +desflurane O +or O +isoflurane O +with O +ventilation O +being O +either O +spontaneous O +or O +controlled O +. O + +OBJECTIVE O +: O +Our O +goal O +was O +to O +determine O +whether O +chlamydia O +- O +infected O +women O +have O +a O +higher O +rate O +of O +febrile O +complications O +after O +postpartum O +tubal O +ligation O +. O + +In O +the O +electrophoresis O +mobility O +shift O +assay O +using O +nuclear O +extracts O +of O +the O +myogenic O +cells O +, O +MyoD B-GENE +and O +myogenin B-GENE +bound O +to O +the O +right O +E O +- O +box O +in O +the O +enhancer O +region O +of O +the O +MCK B-GENE +gene I-GENE +even O +in O +the O +presence O +of O +BMP B-GENE +- I-GENE +2 I-GENE +. 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O + +In O +some O +instances O +, O +this O +is O +partly O +mediated O +by O +the O +expression O +of O +virally O +encoded O +proteases O +which O +lead O +to O +the O +cleavage O +of O +initiation B-GENE +factor I-GENE +eIF4G I-GENE +. O + +The O +best O +endometrial O +ablation O +was O +seen O +when O +SnET2 O +was O +given O +by O +intrauterine O +administration O +with O +light O +treatment O +at O +150 O +J O +/ O +cm O +24 O +hours O +later O +. O + +Unlike O +class O +II O +- O +and O +III O +- O +specific O +TBP B-GENE +- O +TAF B-GENE +complexes O +, O +the O +corresponding O +murine O +and O +human O +class O +I O +- O +specific O +transcription O +initiation O +factor O +TIF B-GENE +- I-GENE +IB I-GENE +/ O +SL1 B-GENE +exhibits O +a O +pronounced O +selectivity O +for O +its O +homologous O +promoter O +. O + +We O +now O +describe O +the O +identification O +of O +DEK B-GENE +as O +this O +43 B-GENE +- I-GENE +kDa I-GENE +pets I-GENE +factor I-GENE +. O + +These O +elements O +comprise O +a O +binding O +site O +for O +Krox B-GENE +proteins I-GENE +, O +one O +for O +nuclear B-GENE +factor I-GENE +1 I-GENE +, O +an O +octamer O +motif O +that O +binds O +POU B-GENE +- I-GENE +homeodomain I-GENE +proteins I-GENE +, O +and O +a O +novel O +TN B-GENE +control I-GENE +element I-GENE +. O + +Tissue O +samples O +were O +obtained O +either O +from O +rats O +that O +had O +been O +exposed O +to O +opiate O +withdrawal O +following O +a O +seven O +day O +morphine O +infusion O +or O +sham O +treated O +control O +subjects O +. O + +Therefore O +, O +the O +impaired O +floor O +plate O +development O +in O +oep B-GENE +mutants I-GENE +is O +not O +caused O +by O +the O +absence O +of O +the O +floor B-GENE +plate I-GENE +inducer I-GENE +shh I-GENE +. O + +RESULTS O +: O +The O +medians O +of O +average O +daily O +CD34 B-GENE ++ I-GENE +cell O +yields O +for O +patients O +who O +received O +paclitaxel O +plus O +CY O +, O +CE O +, O +and O +CEP O +with O +G B-GENE +- I-GENE +CSF I-GENE +were O +12 O +. O +9 O +, O +11 O +. O +03 O +, O +and O +5 O +. O +37 O +x O +10 O +( O +6 O +) O +/ O +kg O +, O +respectively O +, O +compared O +with O +2 O +. O +02 O +x O +10 O +( O +6 O +) O +/ O +kg O +in O +the O +reference O +group O +that O +received O +CY O +with O +G B-GENE +- I-GENE +CSF I-GENE +( O +P O += O +< O +. O +0001 O +, O +. O +002 O +, O +and O +. O +09 O +, O +respectively O +) O +. O + +Increased O +p53 B-GENE +activity O +induced O +by O +OP O +is O +not O +due O +to O +elevated O +p53 B-GENE +mRNA I-GENE +nor O +to O +protein O +levels O +. O + +CONCLUSION O +: O +Chronic O +administration O +of O +misoprostol O +may O +have O +caused O +a O +negative O +natriuretic O +effect O +in O +cirrhotic O +patients O +with O +ascites O +. O + +The O +intensity O +of O +the O +SSTEs O +is O +an O +order O +of O +magnitude O +larger O +than O +that O +of O +the O +MSEs O +and O +determines O +the O +signal O +contrast O +if O +both O +effects O +are O +selected O +simultaneously O +. O + +In O +eukaryotic O +cells O +, O +premature O +termination O +of O +translation O +at O +nonsense O +codons O +has O +been O +implicated O +as O +the O +cause O +of O +a O +variety O +of O +posttranscriptional O +events O +, O +including O +rapid O +mRNA O +decay O +in O +the O +cytoplasm O +or O +the O +nucleus O +, O +altered O +splice O +site O +selection O +, O +and O +exon O +skipping O +. O + +The O +region O +of O +plasmid O +pCM2 O +encoding O +the O +pathogenicity B-GENE +locus I-GENE +pat I-GENE +- I-GENE +1 I-GENE +was O +mapped O +by O +deletion O +analysis O +and O +complementation O +studies O +to O +a O +1 O +. O +5 O +- O +kb O +Bg B-GENE +/ I-GENE +II I-GENE +/ O +SmaI B-GENE +DNA O +fragment O +. O + +Transient O +cotransfection O +of O +tat B-GENE +cDNA I-GENE +in O +sense O +orientation O +( O +tat B-GENE +/ I-GENE +S I-GENE +) O +, O +together O +with O +a O +plasmid O +containing O +the O +c B-GENE +- I-GENE +fos I-GENE +promoter I-GENE +( O +FC3 B-GENE +, O +from O +- O +711 O +to O ++ O +42 O +) O +in O +front O +of O +the O +bacterial B-GENE +chloramphenicol I-GENE +acetyltransferase I-GENE +( O +CAT B-GENE +) O +gene O +significantly O +enhanced O +CAT B-GENE +activity O +in O +Jurkat O +cells O +activated O +by O +the O +addition O +of O +15 O +% O +fetal O +calf O +serum O +( O +FCS O +) O +or O +5 O +micrograms O +/ O +mL O +phytohemagglutinin B-GENE +plus O +10 O +( O +- O +7 O +) O +mol O +/ O +L O +phorbol O +myristate O +acetate O +( O +PMA O +) O +and O +U937 O +cells O +activated O +by O +15 O +% O +FCS O +or O +10 O +( O +- O +7 O +) O +mol O +/ O +L O +PMA O +. O + +Snail O +mortality O +did O +not O +differ O +among O +the O +various O +treatment O +conditions O +. O + +Exploratory O +- O +motor O +task O +to O +evaluate O +right O +frontal O +lobe O +damage O +. O + +To O +avoid O +complications O +, O +accurate O +quantitative O +analysis O +of O +NO O +and O +NO2 O +is O +necessary O +during O +this O +therapy O +. O + +Our O +results O +demonstrate O +that O +cis O +elements O +positioned O +between O +the O +alpha B-GENE +3 I-GENE +and O +beta B-GENE +4 I-GENE +coding O +regions O +are O +important O +for O +establishing O +part O +of O +the O +restricted O +CNS O +patterns O +of O +beta B-GENE +4 I-GENE +, O +alpha B-GENE +3 I-GENE +, O +and O +alpha B-GENE +5 I-GENE +gene I-GENE +transcription O +. O + +RNase B-GENE +protection O +experiments O +confirmed O +the O +presence O +of O +the O +GHR1 B-GENE +- I-GENE +279 I-GENE +variant I-GENE +in O +IM O +- O +9 O +cells O +and O +human O +liver O +. O + +Functional O +tests O +using O +a O +reporter O +gene O +, O +containing O +Stat5 B-GENE +- I-GENE +binding I-GENE +elements I-GENE +, O +confirmed O +that O +while O +the O +variant O +form O +was O +inactive O +by O +itself O +, O +it O +could O +inhibit O +the O +function O +of O +the O +full O +- O +length O +receptor O +. O + +Conversely O +, O +activated O +glucocorticoid B-GENE +receptors I-GENE +suppressed O +the O +transactivation O +function O +of O +p53 B-GENE +, O +while O +transrepression O +by O +p53 B-GENE +was O +largely O +unaffected O +. O + +This O +promoter O +segment O +could O +drive O +expression O +of O +a O +luciferase B-GENE +reporter I-GENE +gene I-GENE +, O +could O +confer O +correct O +transcriptional O +initiation O +to O +the O +reporter O +and O +could O +confer O +the O +EGF B-GENE +- O +responsiveness O +previously O +observed O +in O +the O +native O +gene O +. O + +This O +is O +the O +first O +report O +that O +an O +in O +vitro O +- O +synthesized O +alphavirus O +RNA O +lacking O +a O +poly O +( O +A O +) O +tail O +can O +initiate O +infection O +and O +produce O +3 O +' O +polyadenylated O +viral O +genome O +in O +vivo O +. O + +The O +human O +coreceptor O +was O +as O +active O +as O +the O +simian O +for O +SIV O +entry O +. O + +RESULTS O +: O +Among O +women O +, O +the O +age O +- O +related O +decline O +in O +BMD O +at O +all O +non O +- O +spine O +skeletal O +sites O +was O +significantly O +different O +from O +zero O +, O +with O +the O +largest O +decline O +seen O +at O +the O +femoral O +neck O +( O +- O +. O +0038 O +g O +/ O +cm2 O +/ O +y O +, O +p O +< O +. O +001 O +) O +and O +the O +smallest O +at O +the O +trochanter O +of O +the O +hip O +( O +- O +. O +0023 O +g O +/ O +cm2 O +/ O +y O +, O +p O += O +. O +03 O +) O +. O + +Sixty O +- O +nine O +( O +44 O +% O +) O +patients O +were O +administered O +250 O +MBq O +( O +7 O +mCi O +) O +99Tcm O +- O +tetrofosmin O +at O +rest O +followed O +4 O +h O +later O +by O +750 O +MBq O +( O +21 O +mCi O +) O +during O +stress O +( O +the O +1 O +day O +protocol O +) O +, O +whereas O +88 O +( O +56 O +% O +) O +patients O +had O +rest O +and O +stress O +imaging O +studies O +on O +two O +separate O +days O +, O +receiving O +a O +500 O +MBq O +( O +14 O +mCi O +) O +dose O +of O +99Tcm O +- O +tetrofosmin O +on O +each O +occasion O +( O +the O +2 O +day O +protocol O +) O +. O + +Myocardial O +SPET O +imaging O +with O +99Tcm O +- O +tetrofosmin O +in O +clinical O +practice O +: O +comparison O +of O +a O +1 O +day O +and O +a O +2 O +day O +imaging O +protocol O +. O + +99Tcm O +- O +DMP O +- O +HSA O +showed O +an O +almost O +identical O +behaviour O +to O +in O +vitro O +labelled O +red O +blood O +cells O +( O +RBCs O +) O +, O +which O +are O +generally O +considered O +the O +reference O +standard O +for O +blood O +pool O +agents O +. O + +Relief O +from O +autoinhibition O +and O +a O +subsequent O +10 O +- O +60 O +- O +fold O +increase O +in O +V O +( O +max O +) O +have O +been O +observed O +upon O +N B-GENE +- I-GENE +SH2 I-GENE +domain I-GENE +engagement O +by O +a O +specific O +phosphotyrosyl O +ligand O +or O +upon O +deletion O +of O +the O +SH2 B-GENE +domains I-GENE +to O +yield O +the O +catalytic O +PTPase B-GENE +domain I-GENE +. O + +We O +have O +thus O +identified O +the O +first O +mammalian B-GENE +homolog I-GENE +of I-GENE +yeast I-GENE +UPF1 I-GENE +, O +a O +protein O +that O +regulates O +levels O +of O +nonsense O +mRNA O +, O +and O +we O +tentatively O +name O +this O +protein O +human B-GENE +HUPF1 I-GENE +( O +for O +human B-GENE +homolog I-GENE +of I-GENE +UPF1 I-GENE +) O +. O + +A O +miracle O +cure O +and O +its O +solution O + +The O +addition O +of O +zidovudine O +did O +not O +influence O +this O +transfer O +. O + +DNA O +strand O +exchange O +catalyzed O +by O +Rad51 B-GENE +protein I-GENE +is O +also O +greatly O +stimulated O +by O +RPA B-GENE +. O + +Ume6p B-GENE +, O +which O +also O +controls O +the O +expression O +of O +early O +meiotic O +genes O +, O +represses O +CAR1 B-GENE +expression O +through O +a O +sequence O +called O +URS O +, O +as O +a O +function O +of O +nitrogen O +availability O +. O + +The O +second O +class O +of O +cDNA O +hybridized O +to O +a O +13 O +kb O +transcript O +, O +which O +was O +approximately O +twice O +as O +large O +as O +the O +mammalian B-GENE +lactase I-GENE +mRNA I-GENE +. O + +In O +cell O +lines O +transformed O +by O +BCR B-GENE +/ O +ABL B-GENE +, O +CRKL B-GENE +was O +tyrosine O +phosphorylated O +, O +while O +CRK B-GENE +was O +not O +. O + +In O +untransformed O +cells O +, O +three O +major O +proteins O +coprecipitated O +with O +CRKL B-GENE +, O +identified O +as O +C3G B-GENE +, O +SOS B-GENE +and O +c B-GENE +- I-GENE +ABL I-GENE +. O + +RESULTS O +: O +Nodular O +opacities O +, O +mainly O +centrilobular O +in O +distribution O +, O +were O +the O +most O +common O +finding O +, O +seen O +in O +21 O +( O +72 O +% O +) O +and O +15 O +( O +65 O +% O +) O +of O +patients O +with O +MTB O +and O +NTMB O +, O +respectively O +. O + +Circulating O +oxytocin B-GENE +in O +male O +guinea O +pigs O +affected O +by O +the O +female O +cohabitation O +and O +reproductive O +condition O +. O + +Antisense O +transcription O +of O +a O +murine B-GENE +FGFR I-GENE +- I-GENE +3 I-GENE +psuedogene I-GENE +during O +fetal O +developement O +. O + +A O +previous O +report O +described O +that O +a O +548 O +- O +bp O +BglII B-GENE +- O +SmaI B-GENE +fragment O +has O +an O +SSO O +activity O +( O +ori2 O +; O +Kataoka O +et O +al O +. O +, O +Mol O +. O + +The O +human B-GENE +CD38 I-GENE +gene I-GENE +consists O +of O +8 O +exons O +that O +extend O +more O +than O +77 O +kb O +on O +the O +human O +genome O +. O + +Type O +IV O +splice O +pattern O +, O +containing O +exon O +U3 O +and O +S O +was O +found O +both O +in O +kidney O +and O +ovary O +. O + +GH B-GENE +deficiency O +may O +be O +absolute O +, O +but O +often O +is O +not O +and O +the O +diagnosis O +may O +be O +complicated O +by O +a O +constellation O +of O +physical O +and O +hormonal O +findings O +that O +are O +along O +a O +spectrum O +from O +low O +normal O +GH B-GENE +sufficiency O +to O +absent O +GH B-GENE +secretion O +. O + +Positive O +CRP B-GENE +test O +were O +seen O +. O + +During O +the O +febrile O +period O +, O +pleocytosis O +was O +associated O +with O +high O +levels O +of O +IgG B-GENE +, O +IL B-GENE +- I-GENE +6 I-GENE +, O +TNF B-GENE +- I-GENE +alpha I-GENE +, O +and O +PGE2 O +in O +the O +cerebrospinal O +fluid O +. O + +Recognition O +mechanisms O +of O +the O +minus O +- O +strand O +origin O +of O +phage O +f1 O +by O +Escherichia B-GENE +coli I-GENE +RNA I-GENE +polymerase I-GENE +. O + +The O +minimum O +and O +essential O +subunits O +for O +RNA O +synthesis O +have O +not O +yet O +been O +identified O +. O + +Syndecan B-GENE +- I-GENE +4 I-GENE +is O +a O +focal O +adhesion O +component O +, O +and O +this O +interaction O +may O +both O +localize O +PKC B-GENE +and O +amplify O +its O +activity O +at O +sites O +of O +forming O +adhesions O +. O + +The O +3ASubE O +cells O +expressing O +CXCR2 B-GENE +with O +mutation O +of O +Ser O +- O +346 O +, O +- O +347 O +, O +and O +- O +348 O +to O +alanine O +, O +or O +with O +mutation O +of O +only O +one O +serine O +in O +this O +domain O +, O +continue O +to O +be O +phosphorylated O +in O +response O +to O +ligand O +and O +are O +60 O +- O +70 O +% O +desensitized O +following O +the O +initial O +ligand O +challenge O +. O + +Members O +of O +the O +MAPK B-GENE +family I-GENE +include O +the O +extracellular B-GENE +response I-GENE +kinases I-GENE +( O +ERKs B-GENE +or O +p42 B-GENE +/ I-GENE +44 I-GENE +( O +MAPK B-GENE +) O +) O +, O +the O +c B-GENE +- I-GENE +Jun I-GENE +amino I-GENE +- I-GENE +terminal I-GENE +kinases I-GENE +( O +JNKs B-GENE +) O +, O +and O +the O +p38 B-GENE +/ O +Hog B-GENE +1 I-GENE +protein O +kinases O +. O + +MOP5 B-GENE +contained O +the O +characteristic O +PAS B-GENE +domain O +and O +a O +variable O +C O +terminus O +; O +it O +is O +possible O +that O +the O +cDNA O +contains O +a O +bHLH O +domain O +, O +but O +the O +entire O +open O +reading O +frame O +has O +yet O +to O +be O +completed O +. O + +Some O +8 O +. O +8 O +kb O +of O +the O +Lactobacillus O +sake O +plasmid O +pCIM1 O +was O +sequenced O +, O +revealing O +eight O +tightly O +clustered O +open O +reading O +frames O +( O +ORFs O +) O +downstream O +from O +lasA B-GENE +, O +which O +encodes O +pre B-GENE +- I-GENE +lactocin I-GENE +S I-GENE +. O + +Purified B-GENE +Pra I-GENE +was O +also O +shown O +to O +physically O +interact O +with O +pyruvate B-GENE +kinase I-GENE +( O +Pk B-GENE +) O +; O +Pk B-GENE +and O +Pra B-GENE +can O +form O +a O +complex O +, O +but O +when O +the O +12 B-GENE +- I-GENE +kDa I-GENE +Ndk I-GENE +, O +Pk B-GENE +, O +and O +Pra B-GENE +are O +all O +present O +, O +Pk B-GENE +has O +a O +higher O +affinity O +than O +Pra B-GENE +for O +forming O +a O +complex O +with O +the O +12 B-GENE +- I-GENE +kDa I-GENE +Ndk I-GENE +. O + +Molecular O +characterization O +of O +a O +large O +Borrelia O +burgdorferi O +motility O +operon O +which O +is O +initiated O +by O +a O +consensus O +sigma70 B-GENE +promoter I-GENE +. O + +M B-GENE +. I-GENE +leprae I-GENE +OxyR I-GENE +was O +overproduced O +and O +purified O +, O +and O +its O +binding O +to O +the O +oxyR B-GENE +- O +ahpC B-GENE +intergenic O +region O +of O +M O +. O +leprae O +was O +demonstrated O +. O + +The O +binding O +site O +for O +OxyR B-GENE +overlapped O +P1oxyR B-GENE +, O +reminiscent O +of O +the O +autoregulatory O +loops O +controlling O +expression O +of O +oxyR B-GENE +in O +enteric O +bacteria O +and O +characteristic O +of O +the O +LysR B-GENE +superfamily I-GENE +in O +general O +. O + +Thirty O +- O +five O +patients O +were O +included O +. O + +Grade O +3 O +- O +4 O +mucositis O +was O +present O +in O +13 O +% O +of O +the O +cycles O +. O + +Therefore O +more O +active O +and O +tolerable O +salvage O +regimens O +are O +needed O +. O + +None O +of O +these O +organic O +manifestations O +was O +discovered O +by O +scintigraphic O +means O +. O + +While O +TGF B-GENE +- I-GENE +beta1 I-GENE +does O +not O +alter O +the O +mitogen O +- O +induced O +expression O +and O +abundance O +of O +G1 O +phase O +cyclin B-GENE +D1 I-GENE +and O +cdks B-GENE +4 I-GENE +and I-GENE +2 I-GENE +in O +MCs O +, O +it O +inhibits O +cyclin B-GENE +E I-GENE +- O +cdk B-GENE +2 I-GENE +activity O +, O +thus O +preventing O +mitogen O +- O +elicited O +phosphorylation O +and O +inactivation O +of O +pRb B-GENE +in O +G1 O +phase O +and O +transition O +to O +S O +phase O +. O + +However O +, O +the O +range O +of O +values O +observed O +is O +suggestive O +of O +the O +need O +to O +investigate O +districts O +with O +contrasting O +values O +of O +SYPLR O +with O +respect O +to O +the O +inter O +- O +relationships O +between O +sociodemographic O +characteristics O +, O +duration O +of O +symptoms O +, O +clinical O +presentation O +and O +treatment O +efficacy O +. O + +The O +prominent O +lesions O +were O +confined O +to O +the O +cerebral O +surface O +layer O +and O +leptomeningeal O +tissue O +including O +the O +arachnoid O +vessels O +, O +which O +were O +all O +bathed O +in O +the O +cerebrospinal O +fluid O +, O +suggesting O +that O +some O +necrotizing O +toxins O +had O +been O +secreted O +into O +the O +fluid O +by O +the O +B O +. O +cereus O +. O + +This O +fragment O +contained O +the O +C O +- O +terminal O +47 O +nucleotides O +of O +leuB B-GENE +, O +encoding O +3 B-GENE +- I-GENE +isopropylmalate I-GENE +dehydrogenase I-GENE +; O +asd B-GENE +, O +encoding O +aspartate B-GENE +- I-GENE +beta I-GENE +- I-GENE +semialdehyde I-GENE +dehydrogenase I-GENE +( O +Asd B-GENE +) O +; O +and O +orfA O +, O +whose O +product O +showed O +similarity O +to O +the O +Asd B-GENE +proteins I-GENE +from I-GENE +Vibrio I-GENE +spp I-GENE +. O + +Hovenitin O +I O +and O +( O ++ O +) O +- O +ampelopsin O +, O +both O +of O +which O +were O +principal O +ingredients O +of O +the O +active O +fractions O +from O +this O +natural O +medicine O +, O +were O +found O +to O +show O +an O +inhibitory O +activity O +on O +the O +ethanol O +- O +induced O +muscle O +relaxation O +in O +rats O +. O + +Purified B-GENE +P7 I-GENE +could O +be O +assembled O +onto O +particles O +lacking O +P7 B-GENE +and O +particles O +lacking O +both O +P2 B-GENE +( O +RNA B-GENE +polymerase I-GENE +) O +and O +P7 B-GENE +. O + +However O +, O +the O +same O +U1A B-GENE +peptide I-GENE +, O +when O +conjugated O +to O +BSA B-GENE +, O +inhibits O +vertebrate B-GENE +PAP I-GENE +. O + +Plasma O +levels O +of O +protein B-GENE +C I-GENE +, O +protein B-GENE +S I-GENE +, O +and O +antithrombin B-GENE +III I-GENE +in O +patients O +with O +subarachnoid O +haemorrhage O +. O + +Idiopathic O +bilateral O +recurrent O +branch O +retinal O +arterial O +occlusion O +( O +IBRBRAO O +) O +is O +a O +rare O +syndrome O +characterized O +by O +migraine O +headaches O +, O +tinnitus O +, O +vertigo O +, O +hearing O +loss O +, O +and O +recurrent O +branch O +retinal O +artery O +occlusion O +of O +unknown O +etiology O +. O + +Epithelial O +and O +corneal O +thickness O +measurements O +by O +in O +vivo O +confocal O +microscopy O +through O +focusing O +( O +CMTF O +) O +. O + +Sequences O +downstream O +of O +the O +two O +human B-GENE +CA I-GENE +genes I-GENE +, O +possibly O +containing O +homologous O +enhancer O +elements O +, O +have O +not O +yet O +been O +reported O +. O + +Recombinant O +plasmids O +containing O +the O +entire O +322 O +nt O +5 O +' O +UTR O +of O +exon O +1 O +and O +a O +1630 O +nt O +segment O +of O +5 O +' O +flanking O +sequence O +stimulated O +luciferase B-GENE +activity O +nearly O +70 O +times O +higher O +than O +a O +promoterless O +control O +plasmid O +. O + +Analysis O +for O +DNA O +- O +protein O +interactions O +by O +in O +vitro O +DNase B-GENE +- I-GENE +I I-GENE +footprinting O +identified O +a O +broad O +region O +of O +protection O +extending O +from O +nt O +- O +12 O +to O ++ O +38 O +. O + +It O +is O +also O +homologous O +to O +other O +sugar O +carriers O +from O +human O +, O +mouse O +and O +Escherichia O +coli O +. O + +Until O +now O +, O +each O +of O +these O +loci O +was O +considered O +to O +contain O +three O +genes O +( O +for O +regulator B-GENE +, O +permease B-GENE +and O +alpha B-GENE +- I-GENE +glucosidase I-GENE +) O +, O +but O +a O +fourth O +gene O +, O +presumably O +an O +extra O +alpha B-GENE +- I-GENE +glucosidase I-GENE +gene I-GENE +, O +was O +found O +at O +MAL1 B-GENE +adjacent O +to O +the O +usual O +cluster O +of O +three O +genes O +. O + +Autorosette O +- O +forming O +cells O +are O +characterized O +by O +a O +high O +activity O +of O +alkaline B-GENE +and I-GENE +acid I-GENE +phosphatases I-GENE +and O +low O +NBT O +- O +test O +values O +. O + +Analysis O +of O +homologous O +DNA O +sequences O +within O +the O +first O +intron O +of O +the O +mouse B-GENE +and I-GENE +human I-GENE +mts1 I-GENE +genes I-GENE +: O +kB B-GENE +- I-GENE +like I-GENE +site I-GENE +and O +microsatellite O +DNA O + +The O +integration O +at O +the O +VIP B-GENE +CyRE B-GENE +of O +the O +Jak B-GENE +- O +Stat B-GENE +and O +AP B-GENE +- I-GENE +1 I-GENE +signaling O +pathways O +with O +other O +pre O +- O +existing O +proteins O +provides O +a O +cellular O +mechanism O +for O +cell O +- O +and O +cytokine O +- O +specific O +signaling O +. O + +These O +studies O +point O +to O +the O +involvement O +of O +the O +MAP B-GENE +kinase I-GENE +pathway O +in O +the O +activation O +of O +monocytic O +cells O +during O +transmigration O +to O +inflammatory O +sites O +. O + +Our O +results O +show O +that O +the O +temperature B-GENE +- I-GENE +sensitive I-GENE +rad54 I-GENE +- I-GENE +3 I-GENE +allele I-GENE +blocks O +mitotic O +recombination O +between O +tandemly O +repeated O +DYZ3 B-GENE +satellite I-GENE +sequences I-GENE +and O +significantly O +stabilizes O +a O +human B-GENE +DYZ5 I-GENE +satellite O +- O +containing O +YAC O +clone O +. O + +A O +P22 O +R17 O +derivative O +with O +an O +OcRNA O +site O +( O +P22 O +R17 O +[ O +A O +( O +- O +10 O +) O +U O +] O +) O +develops O +lytically O +following O +infection O +of O +these O +strains O +. O + +Circularized O +Ac B-GENE +/ O +Ds B-GENE +transposons O +: O +formation O +, O +structure O +and O +fate O +. O + +In O +this O +study O +, O +we O +have O +examined O +the O +regulation O +of O +B B-GENE +- I-GENE +Myb I-GENE +activity O +by O +cyclin B-GENE +- O +Cdks B-GENE +. O + +Candidate O +tumor O +suppressor O +genes O +, O +Mts1 B-GENE +( O +p16INK4a B-GENE +) O +and O +Mts2 B-GENE +( O +p15INK4b B-GENE +) O +, O +have O +been O +mapped O +to O +this O +region O +, O +but O +by O +Southern O +blot O +analysis O +, O +no O +homozygous O +deletions O +were O +detected O +in O +either O +gene O +. O + +Excision O +repair O +at O +the O +level O +of O +the O +nucleotide O +in O +the O +Saccharomyces B-GENE +cerevisiae I-GENE +MFA2 I-GENE +gene I-GENE +: O +mapping O +of O +where O +enhanced O +repair O +in O +the O +transcribed O +strand O +begins O +or O +ends O +and O +identification O +of O +only O +a O +partial O +rad16 B-GENE +requisite O +for O +repairing O +upstream O +control O +sequences O +. O + +This O +locus O +maps O +approximately O +160 O +kbp O +from O +the O +genes O +encoding O +cytadherence O +- O +associated O +proteins O +HMW1 B-GENE +and O +HMW3 B-GENE +, O +and O +yet O +insertions O +therein O +result O +in O +loss O +of O +these O +proteins O +and O +a O +hemadsorption O +- O +negative O +( O +HA O +- O +) O +phenotype O +, O +prompting O +the O +designation O +cytadherence B-GENE +- I-GENE +regulatory I-GENE +locus I-GENE +( O +crl B-GENE +) O +. O + +Coliphage B-GENE +186 I-GENE +B I-GENE +is O +a O +72 O +- O +amino O +acid O +protein O +belonging O +to O +the O +Ogr B-GENE +family O +of O +analogous O +transcription O +factors O +present O +in O +P2 O +- O +like O +phage O +, O +which O +contain O +a O +Cys O +- O +X2 O +- O +Cys O +- O +X22 O +- O +Cys O +- O +X4 O +- O +Cys O +presumptive O +zinc O +- O +finger O +motif O +. O + +The O +UV O +absorption O +spectrum O +revealed O +a O +shoulder O +at O +250 O +nm O +, O +characteristic O +of O +CysS O +- O +Cd O +( O +II O +) O +ligand O +- O +to O +- O +metal O +charge O +- O +transfer O +transitions O +, O +and O +the O +difference O +absorption O +coefficient O +after O +acidification O +( O +delta O +epsilon O +248 O +, O +24 O +mM O +- O +1 O +cm O +- O +1 O +) O +indicated O +the O +presence O +of O +a O +Cd O +( O +Cys O +- O +S O +) O +4 O +center O +. O + +Diacylglycerol B-GENE +kinase I-GENE +( O +DGK B-GENE +) O +attenuates O +levels O +of O +second O +messenger O +diacylglycerol O +in O +cells O +and O +produces O +another O +( O +putative O +) O +messenger O +, O +phosphatidic O +acid O +. O + +Recently O +, O +we O +have O +reported O +the O +cloning O +of O +the O +germ O +cell O +- O +specific O +, O +nuclear O +orphan O +receptor O +germ B-GENE +cell I-GENE +nuclear I-GENE +factor I-GENE +( O +GCNF B-GENE +) O +/ O +RTR B-GENE +. O + +Based O +on O +the O +sequence O +of O +the O +conRTRE B-GENE +, O +we O +located O +a O +putative O +RTRE B-GENE +, O +referred O +to O +as O +P2 B-GENE +- I-GENE +RE I-GENE +, O +in O +the O +5 O +' O +promoter O +- O +flanking O +region O +of O +the O +mouse B-GENE +protamine I-GENE +2 I-GENE +gene I-GENE +, O +which O +is O +induced O +during O +the O +same O +stage O +of O +spermatogenesis O +as O +RTR B-GENE +. O + +Active O +complexes O +eluted O +at O +a O +higher O +molecular O +weight O +than O +inactive O +complexes O +, O +were O +relatively O +deficient O +in O +both O +p21 B-GENE +and O +p27 B-GENE +, O +and O +contained O +Cdk2 B-GENE +with O +increased O +threonine O +160 O +phosphorylation O +, O +consistent O +with O +a O +mechanism O +of O +activation O +of O +cyclin B-GENE +E I-GENE +- O +Cdk2 B-GENE +involving O +both O +reduced O +CDK B-GENE +inhibitor O +association O +and O +CDK B-GENE +- I-GENE +activating I-GENE +kinase I-GENE +- O +mediated O +phosphorylation O +of O +Cdk2 B-GENE +. O + +Thirty O +Class O +I O +and O +Class O +II O +recessions O +in O +30 O +patients O +were O +treated O +with O +a O +modified O +subepithelial O +connective O +tissue O +graft O +procedure O +. O + +The O +derivatives O +of O +the O +latter O +two O +cell O +lines O +showed O +increased O +expression O +of O +the O +p27Kip1 B-GENE +protein I-GENE +and O +inhibition O +of O +cell O +growth O +. O + +The O +perioperative O +mortality O +of O +all O +patients O +was O +1 O +. O +9 O +% O +, O +the O +mortality O +of O +patients O +older O +than O +70 O +years O +was O +4 O +. O +3 O +% O +. O + +Chronic O +renal O +failure O +patients O +essentially O +die O +from O +cardiovascular O +causes O +, O +and O +the O +frequency O +of O +malignant O +disease O +responsible O +for O +death O +is O +estimated O +to O +be O +10 O +% O +. O + +The O +new O +FIGO O +definition O +of O +cervical O +cancer O +stage O +IA O +: O +a O +critique O +. O + +The O +effect O +of O +Vpu B-GENE +on O +class O +I O +biogenesis O +was O +analyzed O +in O +more O +detail O +using O +a O +Vpu B-GENE +- O +expressing O +recombinant O +vaccinia O +virus O +( O +VV O +) O +. O + +Inductively O +coupled O +plasma O +atomic O +emission O +spectroscopy O +was O +employed O +to O +obtain O +the O +tissue O +silicon O +measurements O +. O + +An O +egg O +protein O +, O +lysozyme B-GENE +, O +is O +a O +still O +unlabeled O +additive O +currently O +used O +in O +cheese O +preparation O +. O + +Similarly O +, O +the O +DNA O +- O +binding O +activity O +of O +activator B-GENE +protein I-GENE +1 I-GENE +( O +AP B-GENE +- I-GENE +1 I-GENE +) O +is O +modified O +by O +a O +DNA B-GENE +repair I-GENE +enzyme I-GENE +, O +redox B-GENE +factor I-GENE +1 I-GENE +( O +Ref B-GENE +- I-GENE +1 I-GENE +) O +, O +which O +is O +identical O +to O +a O +DNA B-GENE +repair I-GENE +enzyme I-GENE +, O +AP B-GENE +endonuclease I-GENE +. O + +Having O +an O +LRR B-GENE +domain I-GENE +and O +an O +SH3 B-GENE +- I-GENE +binding I-GENE +domain I-GENE +, O +Acan125 B-GENE +and O +the O +C O +. O +elegans O +homologue O +define O +a O +novel O +family O +of O +bifunctional O +binding O +proteins O +. O + +However O +, O +its O +participation O +in O +gagging O +induced O +by O +oropharyngeal O +irritation O +is O +unclear O +. O + +The O +capacity O +to O +repair O +8 O +- O +OxoG O +has O +been O +measured O +in O +cell O +- O +free O +extracts O +of O +wild O +- O +type O +and O +ogg1 B-GENE +strains O +using O +a O +34mer O +DNA O +fragment O +containing O +a O +single O +8 O +- O +OxoG O +residue O +paired O +with O +a O +cytosine O +( O +8 O +- O +OxoG O +/ O +C O +) O +as O +a O +substrate O +. O + +Results O +from O +our O +and O +other O +laboratories O +have O +suggested O +that O +UCN O +- O +01 O +induces O +preferential O +G1 O +- O +phase O +accumulation O +in O +several O +human O +tumor O +cell O +lines O +tested O +. O + +Northern O +and O +RT O +- O +PCR O +analysis O +of O +Ube3a B-GENE +expression O +in O +mouse O +tissues O +from O +animals O +with O +segmental O +, O +paternal O +uniparental O +disomy O +failed O +to O +detect O +substantially O +reduced O +or O +absent O +expression O +compared O +to O +control O +animals O +, O +failing O +to O +provide O +any O +evidence O +for O +maternal O +- O +specific O +expression O +from O +this O +locus O +. O + +Two O +predominant O +effects O +were O +noted O +: O +( O +i O +) O +the O +Xaa O +residue O +in O +the O +dual O +phosphorylation O +motif O +Thr O +- O +Xaa O +- O +Tyr O +as O +well O +as O +the O +length O +of O +L12 O +influence O +p38 B-GENE +substrate O +specificity O +, O +and O +( O +ii O +) O +the O +length O +of O +L12 O +plays O +a O +major O +role O +in O +controlling O +autophosphorylation O +. O + +A O +novel O +, O +testis B-GENE +- I-GENE +specific I-GENE +mRNA I-GENE +transcript I-GENE +encoding O +an O +NH2 B-GENE +- I-GENE +terminal I-GENE +truncated I-GENE +nitric I-GENE +- I-GENE +oxide I-GENE +synthase I-GENE +. O +mRNA O +diversity O +represents O +a O +major O +theme O +of O +neuronal B-GENE +nitric I-GENE +- I-GENE +oxide I-GENE +synthase I-GENE +( O +nNOS B-GENE +) O +gene O +expression O +in O +somatic O +cells O +/ O +tissues O +. O + +Unlike O +the O +MAR O +- O +binding O +domain O +, O +the O +homeodomain B-GENE +when O +isolated O +binds O +poorly O +and O +with O +low O +specificity O +to O +DNA O +. O + +Cyclin B-GENE +D1 I-GENE +could O +not O +be O +displaced O +from O +cdk4 B-GENE +in O +the O +resistant O +184A1L5R O +cell O +lysates O +. O + +The O +importance O +of O +posttranslational O +regulation O +of O +p15INK4B B-GENE +by O +TGF B-GENE +- I-GENE +beta I-GENE +is O +underlined O +by O +the O +observation O +that O +in O +TGF B-GENE +- I-GENE +beta I-GENE +- O +resistant O +184A1L5R O +, O +although O +the O +p15 B-GENE +transcript I-GENE +increased O +, O +p15INK4B B-GENE +protein I-GENE +was O +not O +stabilized O +and O +did O +not O +accumulate O +, O +and O +cyclin B-GENE +D1 I-GENE +- O +cdk B-GENE +association O +and O +kinase O +activation O +were O +not O +inhibited O +. O + +To O +identify O +cis O +- O +acting O +elements O +that O +target O +c B-GENE +- I-GENE +myc I-GENE +mRNA I-GENE +for O +downregulation O +during O +myogenesis O +, O +we O +stably O +transfected O +C2C12 O +cells O +with O +mutant B-GENE +myc I-GENE +genes I-GENE +or O +chimeric O +genes O +in O +which O +various O +myc B-GENE +sequences I-GENE +were O +fused O +to O +the O +human B-GENE +beta I-GENE +- I-GENE +globin I-GENE +gene I-GENE +or O +to O +the O +bacterial B-GENE +chloramphenicol I-GENE +acetyltransferase I-GENE +( O +CAT B-GENE +) O +gene O +. O + +Furthermore O +, O +experiments O +with O +32D O +temperature O +- O +sensitive O +p53 B-GENE +cells O +indicate O +that O +aberrant O +tal B-GENE +- I-GENE +1 I-GENE +expression O +at O +the O +permissive O +temperature O +does O +not O +exert O +a O +proliferative O +effect O +but O +causes O +p53 B-GENE +- O +mediated O +apoptosis O +, O +i O +. O +e O +. O +, O +the O +tal B-GENE +- I-GENE +1 I-GENE +proliferative O +effect O +depends O +on O +the O +integrity O +of O +the O +cell O +cycle O +checkpoints O +of O +the O +host O +cell O +, O +as O +observed O +for O +c B-GENE +- I-GENE +myc I-GENE +and O +other O +oncogenes O +. O +tal B-GENE +- I-GENE +1 I-GENE +mutant I-GENE +experiments O +indicate O +that O +ectopic O +tal B-GENE +- I-GENE +1 I-GENE +effects O +are O +mediated O +by O +both O +the O +DNA O +- O +binding O +and O +the O +heterodimerization O +domains O +, O +while O +the O +N B-GENE +- I-GENE +terminally I-GENE +truncated I-GENE +tal I-GENE +- I-GENE +1 I-GENE +variant I-GENE +( O +M3 B-GENE +) O +expressed O +in O +T O +- O +ALL O +malignant O +cells O +mimics O +the O +effects O +of O +the O +wild O +- O +type O +protein O +. O + +DNA O +- O +binding O +activity O +was O +not O +increased O +by O +the O +addition O +of O +forskolin O +to O +thecal O +or O +luteal O +cells O +. O + +However O +, O +in O +some O +of O +them O +either O +pattern O +may O +predominate O +or O +be O +exclusively O +present O +. O + +Upon O +induction O +of O +SOS O +, O +viability O +increased O +2 O +- O +6 O +- O +fold O +. O + +In O +particular O +, O +Western O +, O +supershift O +, O +and O +promoter O +deletion O +analyses O +suggested O +a O +role O +for O +CCAAT B-GENE +/ I-GENE +enhancer I-GENE +- I-GENE +binding I-GENE +protein I-GENE +- I-GENE +beta I-GENE +( O +C B-GENE +/ I-GENE +EBP I-GENE +- I-GENE +beta I-GENE +) O +binding O +site O +between O +- O +2010 O +and O +- O +1954 O +in O +regulating O +transcription O +of O +collagenase B-GENE +- I-GENE +1 I-GENE +in O +monocytic O +cells O +. O + +11 O +- O +Aminoundecanoyl O +- O +SK O +- O +NH2 O +and O +11 O +- O +aminoundecanoyl O +- O +SH O +- O +NH2 O +establish O +that O +a O +simple O +alkyl O +backbone O +can O +maintain O +an O +appropriate O +distance O +between O +three O +elements O +critical O +for O +recognition O +by O +the O +fungal O +enzyme O +' O +s O +peptide O +- O +binding O +site O +: O +a O +simple O +omega O +- O +terminal O +amino O +group O +, O +a O +beta O +- O +hydroxyl O +, O +and O +an O +epsilon O +- O +amino O +group O +or O +an O +imidazole O +. O + +Cdc2 B-GENE +co O +- O +precipitates O +with O +Pch1 B-GENE +in O +S O +. O +pombe O +cell O +lysates O +, O +although O +Cdc2 B-GENE +may O +not O +be O +the O +major O +catalytic O +partner O +of O +a O +Pch1 B-GENE +kinase I-GENE +in O +vivo O +. O + +Little O +is O +known O +about O +the O +mechanism O +, O +but O +the O +availability O +of O +rapid O +facile O +assays O +for O +monitoring O +immunoglobulin B-GENE +hypermutation O +would O +greatly O +aid O +the O +development O +of O +culture O +systems O +for O +hypermutating O +B O +cells O +as O +well O +as O +the O +screening O +for O +individuals O +deficient O +in O +the O +process O +. O + +Expression O +of O +the O +human B-GENE +heat I-GENE +shock I-GENE +protein I-GENE +70 I-GENE +gene I-GENE +( O +hsp70 B-GENE +) O +is O +induced O +by O +various O +kinds O +of O +stress O +and O +by O +oncogenes O +. O + +Of O +these O +proteins O +, O +five O +have O +previously O +been O +shown O +to O +be O +phosphorylated O +during O +mitosis O +( O +epithelial B-GENE +- I-GENE +microtubule I-GENE +associated I-GENE +protein I-GENE +- I-GENE +115 I-GENE +, O +Oct91 B-GENE +, O +Elongation B-GENE +factor I-GENE +1gamma I-GENE +, O +BRG1 B-GENE +and O +Ribosomal B-GENE +protein I-GENE +L18A I-GENE +) O +, O +five O +are O +related O +to O +proteins O +postulated O +to O +have O +roles O +in O +mitosis O +( O +epithelial B-GENE +- I-GENE +microtubule I-GENE +associated I-GENE +protein I-GENE +- I-GENE +115 I-GENE +, O +Schizosaccharomyces B-GENE +pombe I-GENE +Cdc5 I-GENE +, O +innercentrosome B-GENE +protein I-GENE +, O +BRG1 B-GENE +and O +the O +RNA B-GENE +helicase I-GENE +WM6 I-GENE +) O +, O +and O +nine O +are O +related O +to O +transcription O +factors O +( O +BRG1 B-GENE +, O +negative B-GENE +co I-GENE +- I-GENE +factor I-GENE +2alpha I-GENE +, O +Oct91 B-GENE +, O +S O +. O +pombe O +Cdc5 B-GENE +, O +HoxD1 B-GENE +, O +Sox3 B-GENE +, O +Vent2 B-GENE +, O +and O +two O +isoforms O +of O +Xbr1b B-GENE +) O +. O + +Thus O +, O +depending O +on O +their O +location O +, O +psoralen O +cross O +- O +links O +affected O +different O +steps O +in O +the O +initiation O +process O +. O + +Activation O +of O +alpha B-GENE +4 I-GENE +beta I-GENE +1 I-GENE +with O +TS2 B-GENE +/ I-GENE +16 I-GENE +inhibited O +the O +cytoplasmic O +protrusions O +and O +cell O +migration O +but O +did O +not O +affect O +the O +pattern O +of O +phosphorylation O +. O + +Performance O +on O +two O +verbal O +measures O +- O +the O +National O +Adult O +Reading O +Test O +- O +Revised O +( O +NART O +- O +R O +) O +and O +the O +Vocabulary O +subtest O +from O +the O +Wechsler O +Adult O +Intelligence O +Scale O +- O +Revised O +( O +WAIS O +- O +R O +) O +- O +showed O +strong O +correlations O +with O +level O +of O +education O +. O + +L O +- O +canavanine O +, O +a O +selective O +inhibitor O +of O +the O +inducible O +nitric B-GENE +oxide I-GENE +synthase I-GENE +, O +increases O +the O +mean O +systemic O +filling O +pressure O +, O +thereby O +improving O +venous O +return O +, O +under O +these O +conditions O +. O + +RESULTS O +: O +Of O +the O +29 O +patients O +who O +received O +concurrent O +chemotherapy O +and O +G B-GENE +- I-GENE +CSF I-GENE +, O +ten O +( O +34 O +% O +; O +95 O +% O +confidence O +interval O +[ O +CI O +] O +, O +17 O +. O +9 O +to O +54 O +. O +3 O +% O +) O +were O +believed O +to O +have O +clinically O +significant O +bleomycin O +toxicity O +. O + +The O +exonic O +sequence O +encodes O +a O +protein O +of O +495 O +amino O +acids O +that O +is O +nearly O +identical O +to O +the O +previously O +reported O +protein O +sequence O +of O +human B-GENE +GPT I-GENE +- I-GENE +1 I-GENE +. O + +Here O +we O +characterize O +an O +S B-GENE +. I-GENE +cerevisiae I-GENE +Swi3 I-GENE +homolog I-GENE +( O +Swh3 B-GENE +) O +and O +present O +evidence O +that O +it O +associates O +in O +a O +complex O +with O +a O +Snf2 B-GENE +homolog I-GENE +, O +Sthl B-GENE +. O + +Shc B-GENE +stimulates O +Ras B-GENE +/ O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +( O +MAPK B-GENE +) O +through O +forming O +a O +complex O +with O +Grb2 B-GENE +at O +the O +phosphorylated O +tyrosine O +( O +Y O +) O +residue O +317 O +. O + +In O +contrast O +, O +Y239 B-GENE +/ I-GENE +240F I-GENE +Shc I-GENE +, O +but O +not O +Y317F B-GENE +Shc I-GENE +, O +reduced O +the O +EGF B-GENE +- O +induced O +c B-GENE +- I-GENE +myc I-GENE +message O +. O + +The O +Ras B-GENE +guanine I-GENE +nucleotide I-GENE +- I-GENE +binding I-GENE +protein I-GENE +functions O +as O +a O +molecular O +switch O +in O +signalling O +downstream O +of O +protein B-GENE +- I-GENE +tyrosine I-GENE +kinases I-GENE +. O + +We O +show O +that O +Rlm1 B-GENE +and O +Smp1 B-GENE +have O +MEF2 B-GENE +- O +related O +DNA O +- O +binding O +specificities O +: O +Rlm1 B-GENE +binds O +with O +the O +same O +specificity O +as O +MEF2 B-GENE +, O +CTA B-GENE +( I-GENE +T I-GENE +/ I-GENE +A I-GENE +) I-GENE +4TAG I-GENE +, O +while O +SMP1 B-GENE +binds O +a O +more O +extended O +consensus O +sequence O +, O +ACTACTA O +( O +T O +/ O +A O +) O +4TAG O +. O + +Domains O +I O +and O +II O +of O +B B-GENE +" I-GENE +are O +buried O +upon O +assembly O +of O +the O +TFIIIB B-GENE +- I-GENE +DNA I-GENE +complex I-GENE +, O +as O +determined O +by O +protein O +footprinting O +. O + +Domain O +switch O +experiments O +reveal O +that O +C B-GENE +/ I-GENE +EBP I-GENE +beta I-GENE +proteins I-GENE +containing O +either O +the O +leucine O +zipper O +or O +the O +activation O +domain O +of O +C B-GENE +/ I-GENE +EBP I-GENE +alpha I-GENE +are O +unable O +to O +stimulate O +the O +2D5 B-GENE +promoter I-GENE +yet O +are O +fully O +capable O +of O +transactivating O +an O +artificial O +promoter O +bearing O +a O +high O +- O +affinity O +C B-GENE +/ I-GENE +EBP I-GENE +site I-GENE +. O + +PRH75 B-GENE +, O +a O +new O +nucleus O +- O +localized O +member O +of O +the O +DEAD B-GENE +- I-GENE +box I-GENE +protein I-GENE +family I-GENE +from O +higher O +plants O +. O + +These O +activities O +are O +all O +required O +for O +stimulation O +of O +cell O +growth O +by O +middle B-GENE +- I-GENE +T I-GENE +and O +activate O +members O +of O +the O +MAP B-GENE +kinase I-GENE +family I-GENE +. O + +A O +role O +for O +the O +small B-GENE +GTPase I-GENE +Rac I-GENE +in O +polyomavirus B-GENE +middle I-GENE +- I-GENE +T I-GENE +antigen I-GENE +- O +mediated O +activation O +of O +the O +serum O +response O +element O +and O +in O +cell O +transformation O +. O + +Time O +- O +activity O +curves O +from O +the O +gastric O +region O +of O +interest O +were O +used O +, O +after O +subjection O +to O +appropriate O +corrective O +procedures O +, O +to O +calculate O +the O +mean O +gastric O +transit O +time O +( O +MTT O +90 O +) O +and O +the O +fraction O +of O +the O +test O +meal O +retained O +in O +the O +stomach O +after O +90 O +min O +( O +F90 O +) O +. O + +This O +study O +provides O +a O +direct O +demonstration O +of O +a O +role O +for O +G B-GENE +betagamma I-GENE +in O +mediating O +the O +agonist O +- O +stimulated O +translocation O +of O +GRK2 B-GENE +and O +GRK3 B-GENE +in O +an O +intact O +cellular O +system O +and O +demonstrates O +isoform O +specificity O +in O +the O +interaction O +of O +these O +components O +. O + +Our O +results O +indicate O +that O +RA O +- O +mediated O +repression O +of O +the O +hMGP B-GENE +gene I-GENE +is O +due O +to O +binding O +of O +liganded O +RAR B-GENE +/ O +RXR B-GENE +to O +a O +novel O +negative O +RA O +response O +element O +. O + +Point O +mutations O +of O +the O +five O +tyrosine O +residues O +in O +the O +cytoplasmic O +domain O +of O +the O +receptor O +were O +subsequently O +used O +to O +confirm O +our O +conclusions O +. O + +We O +describe O +a O +novel O +method O +using O +Saccharomyces O +cerevisiae O +for O +detecting O +protein O +- O +truncating O +mutations O +in O +any O +gene O +of O +interest O +. O + +Hepatocellular O +injury O +during O +preservation O +of O +human O +livers O +with O +UW O +and O +HTK O +solution O +. O + +The O +electromyographically O +recorded O +responses O +consisted O +of O +an O +early O +R1 O +response O +in O +the O +orbicularis O +oculi O +muscle O +ipsilateral O +to O +the O +side O +of O +stimulation O +, O +a O +bilateral O +late O +response O +( O +ipsilateral O +R2 O +and O +contralateral O +Rc O +) O +and O +a O +third O +, O +R3 O +response O +, O +in O +the O +ipsilateral O +orbicularis O +oculi O +muscle O +. O + +The O +prognosis O +of O +seven O +patients O +who O +received O +ABSCT O +was O +significantly O +better O +than O +that O +of O +13 O +patients O +who O +received O +conventional O +therapy O +alone O +. O + +( O +1994 O +, O +Hum O +. O + +The O +pigment O +intensity O +of O +both O +melanized O +colonies O +and O +appressoria O +of O +CAL O +transformants O +was O +weaker O +than O +that O +of O +the O +wild O +type O +. O + +Malonate O +decarboxylation O +in O +Malonomonas O +rubra O +involves O +the O +formation O +of O +malonyl B-GENE +- I-GENE +S I-GENE +- I-GENE +[ I-GENE +acyl I-GENE +- I-GENE +carrier I-GENE +protein I-GENE +] I-GENE +from O +acetyl B-GENE +- I-GENE +S I-GENE +- I-GENE +[ I-GENE +acyl I-GENE +- I-GENE +carrier I-GENE +protein I-GENE +] I-GENE +and O +malonate O +, O +carboxyltransfer O +to O +a O +biotin B-GENE +protein I-GENE +and O +its O +decarboxylation O +that O +is O +coupled O +to O +delta O +mu O +Na O ++ O +generation O +. O + +The O +Jem B-GENE +peptide O +sequence O +shows O +a O +' O +leucine O +- O +zipper O +' O +dimerisation O +motif O +with O +limited O +homology O +to O +Fos B-GENE +/ O +Jun B-GENE +and O +ATF B-GENE +/ O +CREB B-GENE +proteins O +and O +several O +putative O +phosphorylation O +sites O +. O + +Here O +we O +report O +the O +cloning O +of O +the O +protein O +that O +binds O +to O +enhancer O +site O +III O +. O + +Further O +support O +for O +a O +direct O +interaction O +of O +Tub4p B-GENE +, O +Spc98p B-GENE +and O +Spc97p B-GENE +comes O +from O +the O +toxicity O +of O +strong O +SPC97 B-GENE +overexpression O +which O +is O +suppressed O +by O +co O +- O +overexpression O +of O +TUB4 B-GENE +or O +SPC98 B-GENE +. O + +Sequences O +needed O +for O +iron O +- O +regulated O +expression O +of O +sid1 B-GENE +were O +localized O +to O +a O +306 O +bp O +region O +mapping O +2 O +. O +3 O +and O +2 O +. O +6 O +kb O +upstream O +of O +the O +ATG O +. O + +Comparison O +of O +the O +p50 B-GENE +sequence I-GENE +to O +other O +cloned O +proteins O +revealed O +89 O +% O +homology O +with O +a O +glycosaminoglycan O +- O +binding O +protein O +and O +54 O +% O +homology O +with O +Drosophila B-GENE +cell I-GENE +cycle I-GENE +control I-GENE +protein I-GENE +( I-GENE +cdc I-GENE +) I-GENE +37 O +. O + +Additional O +information O +including O +echocardiographic O +sequences O +, O +perioperative O +video O +sequences O +, O +x O +- O +ray O +analysis O +, O +angiograms O +, O +etc O +. O +is O +represented O +in O +the O +program O +. O + +We O +report O +here O +that O +constitutively O +active O +Mek1 B-GENE +could O +activate O +p96h2bk B-GENE +in O +the O +absence O +of O +oncogenic B-GENE +Ras I-GENE +. O + +In O +Schizosaccharomyces O +pombe O +, O +the O +activity O +of O +the O +M O +- O +phase O +- O +inducing O +Cdc2 B-GENE +/ O +Cdc13 B-GENE +cyclin O +- O +dependent O +kinase O +is O +inhibited O +by O +Wee1 B-GENE +and O +Mik1 B-GENE +tyrosine B-GENE +kinases I-GENE +, O +and O +activated O +by O +Cdc25 B-GENE +and O +Pyp3 B-GENE +tyrosine B-GENE +phosphatases I-GENE +. O + +The O +sequencing O +of O +Stellate B-GENE +copies O +located O +along O +the O +discontinuous O +cluster O +revealed O +a O +complex O +pattern O +of O +diversification O +. O + +The O +results O +indicate O +that O +DNA O +methylation O +, O +chromatin O +structure O +, O +and O +transactivation O +at O +an O +Sp1 B-GENE +site I-GENE +contribute O +to O +the O +highly O +restricted O +expression O +of O +this O +myelomonocytic O +lineage O +specific O +gene O +. O + +In O +gel O +mobility O +shift O +assays O +, O +factors O +present O +in O +nuclear O +extracts O +derived O +from O +differentiated O +osteoblast O +bound O +to O +oligonucleotide O +probes O +containing O +the O +E O +- O +box O +1 O +and O +E O +- O +box O +2 O +elements O +. O + +Laboratory O +exam O +: O +IDR O +of O +the O +tuberculin B-GENE +was O +high O +positive O +, O +chest O +radiography O +shows O +hilar O +bilateral O +calcifications O +, O +ORL O +exam O +shows O +a O +tumor O +at O +the O +foot O +of O +the O +epiglottis O +and O +anatomopathological O +exam O +shows O +low O +differentiated O +epidermoid O +carcinoma O +. O + +Finally O +, O +we O +show O +that O +PhLP B-GENE +complexes O +, O +at O +least O +partially O +, O +with O +Gbetagamma B-GENE +in O +vivo O +. O + +CTF1alpha B-GENE +, O +expressed O +in O +Escherichia O +coli O +, O +showed O +specific O +binding O +to O +the O +palindrome O +2 O +DNA O +fragment O +but O +not O +to O +palindrome O +1 O +or O +mutant O +palindrome O +2 O +DNA O +fragments O +, O +suggesting O +specific O +binding O +of O +CTF1alpha B-GENE +to O +palindrome O +2 O +. O + +Cyclin B-GENE +G2 I-GENE +is O +highly O +expressed O +in O +the O +immune O +system O +where O +immunologic O +tolerance O +subjects O +self O +- O +reactive O +lymphocytes O +to O +negative O +selection O +and O +clonal O +deletion O +via O +apoptosis O +. O + +A O +sterol O +- O +regulated O +protease O +initiates O +release O +of O +the O +NH2 O +- O +terminal O +segments O +of O +sterol B-GENE +regulatory I-GENE +element I-GENE +- I-GENE +binding I-GENE +proteins I-GENE +( O +SREBPs B-GENE +) O +from O +cell O +membranes O +, O +thereby O +allowing O +them O +to O +enter O +the O +nucleus O +and O +to O +stimulate O +transcription O +of O +genes O +involved O +in O +the O +uptake O +and O +synthesis O +of O +cholesterol O +and O +fatty O +acids O +. O + +Thus O +, O +the O +P O +. O +aeruginosa O +orfX O +and O +vfr B-GENE +promoters I-GENE +are O +arranged O +in O +a O +back O +- O +to O +- O +back O +orientation O +rather O +than O +the O +face O +- O +to O +- O +face O +orientation O +of O +the O +dorf O +and O +crp B-GENE +promoters I-GENE +. O + +Sequence O +analysis O +of O +cloned O +PCR O +products O +confirmed O +the O +presence O +of O +two O +different O +nifV B-GENE +- I-GENE +like I-GENE +DNA I-GENE +fragments I-GENE +, O +which O +were O +subsequently O +used O +as O +nifV B-GENE +- O +and O +leuA B-GENE +- I-GENE +specific I-GENE +probes I-GENE +, O +respectively O +, O +to O +clone O +XbaI B-GENE +fragments I-GENE +of O +2 O +. O +1 O +kbp O +( O +pOST4 O +) O +and O +2 O +. O +6 O +kbp O +( O +pOST2 O +) O +. O + +In O +contrast O +, O +the O +Anabaena O +strain O +7120 O +leuA B-GENE +gene O +did O +not O +complement O +the O +nifV B-GENE +mutation I-GENE +of O +R229I O +efficiently O +. O + +( O +3 O +) O +This O +effect O +occurs O +without O +removing O +TRs B-GENE +from O +the O +TRE O +. O + +In O +a O +model O +of O +the O +ternary O +complex O +, O +the O +segment O +of O +NFAT B-GENE +nearest O +AP B-GENE +- I-GENE +1 I-GENE +is O +the O +Rel B-GENE +insert O +region O +( O +RIR O +) O +, O +a O +feature O +that O +is O +notable O +for O +its O +hypervariability O +in O +size O +and O +in O +sequence O +amongst O +members O +of O +the O +Rel B-GENE +transcription I-GENE +factor I-GENE +family I-GENE +. O + +We O +thus O +conclude O +that O +the O +NFAT B-GENE +RIR I-GENE +plays O +an O +essential O +dual O +role O +in O +DNA O +recognition O +and O +cooperative O +binding O +to O +AP B-GENE +- I-GENE +1 I-GENE +family I-GENE +transcription I-GENE +factors I-GENE +. O + +Thus O +, O +the O +association O +of O +PS1 B-GENE +fragments I-GENE +may O +be O +maintained O +during O +cycles O +of O +phosphorylation O +/ O +dephosphorylation O +of O +the O +PS1 B-GENE +CTF I-GENE +. O + +This O +protein O +can O +bind O +to O +a O +region O +of O +the O +promoter O +of O +an O +Arabidopsis B-GENE +light I-GENE +- I-GENE +harvesting I-GENE +chlorophyll I-GENE +a I-GENE +/ I-GENE +b I-GENE +protein I-GENE +gene I-GENE +, O +Lhcb1 B-GENE +* I-GENE +3 I-GENE +, O +which O +is O +necessary O +for O +its O +regulation O +by O +phytochrome B-GENE +. O + +A O +patient O +of O +Group O +B O +had O +severe O +athetoid O +CP O +with O +spasticity O +, O +being O +unable O +to O +right O +his O +trunk O +and O +neck O +. O + +Dystonic O +movement O +of O +the O +left O +upper O +limb O +in O +a O +case O +of O +the O +right O +pontine O +hemorrhage O + +It O +has O +repeatedly O +been O +shown O +that O +HCMV O +IE1 B-GENE +/ O +IE2 B-GENE +can O +independently O +transactivate O +HIV B-GENE +- I-GENE +1 I-GENE +LTR I-GENE +. O + +TAR B-GENE +and O +Sp1 B-GENE +- O +independent O +transactivation O +of O +HIV B-GENE +long I-GENE +terminal I-GENE +repeat I-GENE +by O +the O +Tat B-GENE +protein I-GENE +in O +the O +presence O +of O +human O +cytomegalovirus O +IE1 B-GENE +/ O +IE2 B-GENE +. O + +Respiratory O +chain O +enzyme O +activity O +was O +normal O +. O + +Cellular B-GENE +Csk I-GENE +was O +associated O +with O +several O +phosphoproteins O +, O +some O +of O +which O +were O +interacting O +with O +the O +Csk B-GENE +SH2 B-GENE +domain I-GENE +. O + +Thus O +, O +our O +studies O +suggest O +that O +pV O +- O +mediated O +activation O +of O +HIV B-GENE +- I-GENE +1 I-GENE +LTR I-GENE +activity O +is O +controlled O +by O +the O +nuclear O +translocation O +of O +the O +NF B-GENE +- I-GENE +kappaB I-GENE +transcription I-GENE +factor I-GENE +, O +which O +is O +mediated O +by O +IkappaBalpha B-GENE +serine O +phosphorylation O +and O +degradation O +, O +but O +also O +by O +a O +still O +undefined O +NF B-GENE +- I-GENE +kappaB I-GENE +- O +independent O +pathway O +. O + +FN B-GENE +- O +stimulated O +c B-GENE +- I-GENE +Src I-GENE +PTK B-GENE +activity O +was O +enhanced O +by O +wild O +type O +FAK B-GENE +expression O +, O +whereas O +FN B-GENE +- O +stimulated O +activation O +of O +ERK2 B-GENE +was O +blocked O +by O +expression O +of O +the O +c B-GENE +- I-GENE +Src I-GENE +binding I-GENE +site I-GENE +Phe I-GENE +- I-GENE +397 I-GENE +mutant I-GENE +of O +FAK B-GENE +. O + +A O +promising O +new O +cement O +, O +4 O +- O +META O +/ O +MMA O +- O +TBB O +opaque O +resin O +, O +has O +shown O +remarkable O +adhesive O +properties O +as O +a O +bone O +cement O +in O +vivo O +. O + +Each O +sample O +was O +analysed O +as O +soon O +as O +possible O +, O +and O +repeated O +15 O +, O +30 O +, O +60 O +and O +120 O +min O +after O +sampling O +. O + +Like O +the O +elicitors O +of O +the O +hypersensitive O +reaction O +( O +HR O +) O +produced O +by O +E O +. O +chrysanthemi O +( O +HarpinEch O +) O +and O +E O +. O +amylovora O +( O +HarpinEa O +) O +, O +the O +deduced O +36 O +- O +kDa O +protein O +does O +not O +possess O +a O +typical O +signal O +sequence O +, O +but O +it O +contains O +a O +putative O +membrane O +- O +spanning O +domain O +. O + +Molecular O +characterization O +and O +expression O +of O +the O +Erwinia B-GENE +carotovora I-GENE +hrpNEcc I-GENE +gene I-GENE +, O +which O +encodes O +an O +elicitor O +of O +the O +hypersensitive O +reaction O +. O + +The O +mRNA O +from O +this O +gene O +, O +termed O +HES1 B-GENE +, O +is O +ubiquitously O +expressed O +, O +but O +strongly O +so O +in O +heart O +and O +skeletal O +muscle O +. O + +Anesthesia O +was O +maintained O +with O +isoflurane O +( O +ISO O +) O +/ O +N2O O +/ O +O2 O +inhalation O +. O + +They O +observed O +depressed O +protein B-GENE +C I-GENE +activity O +that O +significantly O +( O +p O +< O +0 O +. O +005 O +) O +increased O +and O +became O +normal O +immediately O +after O +hemodialysis O +while O +factor B-GENE +X I-GENE +and O +factor B-GENE +VII I-GENE +increased O +( O +p O +< O +0 O +. O +01 O +; O +p O +< O +0 O +. O +05 O +) O +despite O +heparinization O +together O +with O +amount O +of O +serum B-GENE +lipoprotein I-GENE +( I-GENE +a I-GENE +) I-GENE +. O + +We O +present O +a O +case O +of O +type O +II O +hyperbetalipoproteinemia O +in O +a O +patient O +whose O +diagnosis O +had O +been O +previously O +unrecognized O +, O +and O +who O +had O +previously O +been O +misdiagnosed O +with O +rheumatoid O +arthritis O +and O +later O +gout O +. O + +These O +data O +provide O +evidence O +that O +the O +2 B-GENE +. I-GENE +0 I-GENE +- I-GENE +kb I-GENE +LAT I-GENE +is O +an O +intron O +of O +the O +mLAT B-GENE +pre I-GENE +- I-GENE +mRNA I-GENE +with O +a O +unique O +branch O +point O +. O + +The O +altered O +amino O +acid O +residues O +of O +the O +seven O +mutant B-GENE +9ORF1 I-GENE +polypeptides I-GENE +clustered O +within O +three O +separate O +regions O +referred O +to O +as O +region O +I O +( O +residues O +34 O +to O +41 O +) O +, O +region O +II O +( O +residues O +89 O +to O +91 O +) O +, O +and O +C O +- O +terminal O +region O +III O +( O +residues O +122 O +to O +125 O +) O +. O + +Rep B-GENE +- O +Rep B-GENE +protein O +interaction O +was O +confirmed O +in O +vitro O +through O +coimmunoprecipitation O +experiments O +with O +a O +bacterially O +expressed O +maltose B-GENE +- I-GENE +binding I-GENE +protein I-GENE +- O +Rep78 B-GENE +fusion O +protein O +in O +combination O +with O +[ O +35S O +] O +methionine O +- O +labeled O +Rep78 B-GENE +synthesized O +in O +a O +coupled O +in O +vitro O +transcription O +- O +translation O +system O +. O + +Fourteen O +patients O +with O +New O +York O +Heart O +Association O +class O +II O +congestive O +heart O +failure O +were O +enrolled O +in O +a O +double O +- O +blind O +, O +cross O +- O +over O +study O +. O + +The O +main O +advantages O +of O +Multi O +- O +MUP O +analysis O +are O +: O +( O +1 O +) O +quick O +acquisition O +of O +many O +MUPs O +; O +( O +2 O +) O +simultaneous O +collection O +of O +several O +MUPs O +at O +one O +recording O +site O +; O +( O +3 O +) O +possibility O +to O +analyze O +not O +only O +low O +threshold O +MUPs O +; O +( O +4 O +) O +less O +bias O +in O +the O +selection O +of O +MUPs O +and O +( O +5 O +) O +the O +reproducibility O +of O +the O +results O +that O +allow O +the O +same O +reference O +values O +to O +be O +used O +in O +different O +laboratories O +. O + +In O +several O +studies O +the O +RDFS O +has O +shown O +evidence O +of O +reliability O +and O +validity O +. O + +These O +results O +suggest O +that O +dietary O +safflower O +phospholipids O +may O +be O +a O +valuable O +ingredient O +to O +layers O +for O +reducing O +liver O +triglycerides O +and O +serum O +cholesterol O +without O +any O +adverse O +effects O +. O + +Using O +various O +techniques O +, O +we O +have O +undertaken O +a O +systematic O +analysis O +of O +the O +natural O +TATA O +- O +less O +human B-GENE +DNA I-GENE +polymerase I-GENE +beta I-GENE +( O +beta B-GENE +- I-GENE +pol I-GENE +) O +gene O +promoter O +. O + +Saturable O +spermidine O +transport O +in O +stk2 B-GENE +: O +: O +lacZ B-GENE +mutants I-GENE +had O +an O +approximately O +fivefold O +- O +lower O +affinity O +and O +twofold O +- O +lower O +Vmax O +than O +in O +the O +parental O +strain O +. O + +Inhibition O +of O +the O +Raf B-GENE +- I-GENE +1 I-GENE +kinase I-GENE +by O +cyclic O +AMP O +agonists O +causes O +apoptosis O +of O +v B-GENE +- I-GENE +abl I-GENE +- O +transformed O +cells O +. O + +Previous O +studies O +have O +indicated O +that O +a O +hamster O +cell O +line O +( O +ts13 O +) O +with O +a O +point O +mutation O +in O +the O +TAF B-GENE +( I-GENE +II I-GENE +) I-GENE +250 I-GENE +/ O +CCG1 B-GENE +( O +TAF B-GENE +( I-GENE +II I-GENE +) I-GENE +250 I-GENE +) O +gene O +shows O +temperature O +- O +sensitive O +expression O +of O +a O +subset O +of O +genes O +and O +arrests O +in O +late O +G1 O +at O +39 O +. O +5 O +degrees O +C O +. O + +We O +show O +here O +that O +the O +protein O +kinase O +MEKK1 B-GENE +can O +induce O +reporter O +gene O +expression O +from O +the O +atrial B-GENE +natriuretic I-GENE +factor I-GENE +( O +ANF B-GENE +) O +promoter O +, O +a O +genetic O +marker O +that O +is O +activated O +during O +in O +vivo O +hypertrophy O +. O + +Overexpression O +of O +EFG1 B-GENE +in O +C O +. O +albicans O +leads O +to O +enhanced O +filamentous O +growth O +in O +the O +form O +of O +extended O +pseudohyphae O +in O +liquid O +and O +on O +solid O +media O +. O + +To O +determine O +if O +signing O +, O +when O +established O +, O +would O +compete O +with O +SIB O +when O +both O +were O +reinforced O +, O +extinction O +was O +then O +withdrawn O +. O + +The O +husband O +in O +one O +of O +the O +married O +couples O +was O +treated O +for O +hepatitis O +of O +unidentified O +etiology O +in O +an O +Infectology O +Department O +four O +years O +ago O +. O + +Both O +quantitative O +and O +qualitative O +analysis O +of O +individual O +cytoarchitectonic O +peculiarities O +of O +Meynart O +' O +s O +nucleus O +as O +well O +as O +of O +external O +part O +of O +dorsomedial O +nucleus O +of O +thalamus O +was O +performed O +in O +mentally O +normal O +individuals O +. O + +Positional O +cloning O +has O +already O +produced O +the O +sequences O +of O +more O +than O +70 O +human O +genes O +associated O +with O +specific O +diseases O +. O + +The O +30 O +- O +day O +mortality O +in O +the O +CPB O +group O +and O +the O +non O +- O +CPB O +group O +were O +20 O +% O +and O +4 O +. O +6 O +% O +, O +respectively O +which O +was O +not O +statistically O +significant O +( O +p O += O +0 O +. O +06 O +) O +. O + +As O +opposed O +to O +in O +vitro O +co O +- O +precipitation O +studies O +, O +the O +yeast O +two O +- O +hybrid O +screen O +reveals O +in O +vivo O +protein O +- O +protein O +interactions O +. O + +This O +association O +appears O +to O +be O +mediated O +by O +Src B-GENE +- O +SH2 B-GENE +domain O +, O +because O +PECAM B-GENE +- I-GENE +1 I-GENE +can O +be O +precipitated O +by O +a O +GST B-GENE +- O +Src B-GENE +- O +SH2 B-GENE +affinity O +matrix O +. O + +MKK3 B-GENE +autophosphorylation O +and O +activation O +of O +p38 B-GENE +was O +also O +observed O +following O +coexpression O +of O +MKK3 B-GENE +with O +MEKK3 B-GENE +, O +but O +not O +with O +MEKK2 B-GENE +. O + +An O +alternatively O +spliced O +MAdCAM B-GENE +- I-GENE +1 I-GENE +variant O +was O +identified O +that O +lacks O +exon O +4 O +encoding O +the O +mucin B-GENE +domain O +, O +and O +may O +mediate O +leukocyte O +adhesion O +to O +LPAM B-GENE +- I-GENE +1 I-GENE +without O +adhesion O +to O +the O +alternate O +receptor O +, O +L B-GENE +- I-GENE +selectin I-GENE +. O + +In O +summary O +, O +the O +data O +establish O +that O +the O +previously O +reported O +human B-GENE +MAdCAM I-GENE +- I-GENE +1 I-GENE +cDNA I-GENE +does O +indeed O +encode O +the O +human O +homologue O +of O +mouse B-GENE +MAdCAM I-GENE +- I-GENE +1 I-GENE +, O +despite O +gross O +dissimilarities O +in O +the O +MAdCAM B-GENE +- I-GENE +1 I-GENE +C O +- O +terminal O +structures O +. O + +We O +have O +used O +a O +site O +- O +directed O +mutagenesis O +approach O +to O +examine O +how O +the O +Xaa O +and O +hydroxy O +( O +Ser O +/ O +Thr O +) O +amino O +acid O +residues O +in O +sequons O +influence O +core O +- O +glycosylation O +efficiency O +. O + +MATERIAL O +AND O +METHODS O +: O +The O +authors O +analyzed O +41 O +persons O +formerly O +submitted O +to O +surgery O +( O +after O +8 O +years O +and O +4 O +months O +, O +as O +a O +mean O +) O +, O +31 O +to O +highly O +selective O +vagotomy O +, O +and O +10 O +to O +truncal O +or O +selective O +vagotomy O +plus O +gastroduodenal O +drainage O +. O + +This O +region O +does O +not O +contain O +an O +identifiable O +TATA O +element O +, O +indicating O +that O +transcription O +of O +the O +glutaminase B-GENE +gene I-GENE +is O +driven O +by O +a O +TATA O +- O +less O +promoter O +. O + +Serum B-GENE +alkaline I-GENE +phosphatase I-GENE +activity O +, O +bone O +mass O +measurements O +, O +dual O +energy O +x O +- O +ray O +absortiometric O +analysis O +of O +mineral O +density O +, O +and O +mechanical O +testing O +values O +in O +vertebrae O +and O +femora O +of O +the O +- O +D O +Sal O +animals O +did O +not O +significantly O +differ O +from O +those O +in O ++ O +D O +Sal O +animals O +. O + +The O +monkey B-GENE +LHR I-GENE +cDNA I-GENE +displayed O +83 O +- O +94 O +% O +overall O +sequence O +homology O +with O +the O +other O +mammalian B-GENE +LHR I-GENE +cDNAs I-GENE +. O + +In O +conclusion O +, O +marmoset B-GENE +monkey I-GENE +LHR I-GENE +seems O +to O +lack O +the O +sequence O +corresponding O +to O +exon O +10 O +of O +the O +LHR B-GENE +gene I-GENE +in O +other O +mammalian O +species O +. O + +In O +unc B-GENE +- I-GENE +4 I-GENE +mutants I-GENE +, O +VA O +motor O +neurons O +assume O +the O +pattern O +of O +synaptic O +input O +normally O +reserved O +for O +their O +lineal O +sister O +cells O +, O +the O +VB O +motor O +neurons O +; O +the O +loss O +of O +normal O +input O +to O +the O +VAs O +produces O +a O +distinctive O +backward O +movement O +defect O +. O + +Intracavitary O +irradiation O +was O +carried O +out O +with O +a O +microSelectron O +HDR O +afterloading O +device O +and O +usually O +22 O +. O +5 O +Gy O +was O +given O +in O +three O +fractions O +repeated O +weekly O +. O + +No O +patient O +in O +group O +2 O +developed O +HAT O +( O +P O += O +0 O +. O +006 O +versus O +group O +1 O +) O +. O + +Sequence O +comparison O +of O +the O +0 O +. O +38 O +kb O +promoter O +sequence O +with O +the O +promoters O +of O +the O +Sm B-GENE +- I-GENE +E I-GENE +gene O +and O +U1 B-GENE +snRNA I-GENE +genes I-GENE +revealed O +several O +homologous O +motifs O +, O +suggesting O +that O +genes O +encoding O +the O +snRNP O +components O +may O +be O +coordinately O +regulated O +. O + +METHODS O +: O +The O +responses O +of O +a O +31 O +- O +year O +- O +old O +woman O +with O +complex O +regional O +pain O +syndrome O +type O +I O +( O +reflex O +sympathetic O +dystrophy O +) O +to O +a O +thermal O +grill O +were O +evaluated O +before O +and O +after O +stellate O +ganglion O +block O +. O + +More O +recently O +, O +however O +, O +a O +number O +of O +developments O +such O +as O +the O +successful O +use O +of O +the O +inhaled O +steroid O +budesonide O +and O +oral O +dexamethasone O +have O +reinforced O +the O +argument O +for O +using O +steroids O +. O + +In O +AcMNPV O +- O +infected O +Sf9 O +cells O +, O +late O +transcription O +initiation O +is O +detected O +from O +only O +two O +upstream O +TAAG O +sites O +and O +not O +from O +three O +downstream O +TAAG O +sites O +. O + +Mutation O +of O +nucleotides O +adjacent O +to O +the O +AP B-GENE +- I-GENE +1 I-GENE +cis I-GENE +- I-GENE +response I-GENE +elements I-GENE +had O +no O +effect O +on O +trans O +- O +activation O +. O + +The O +close O +proximity O +of O +the O +two O +neuropeptide B-GENE +Y I-GENE +receptor I-GENE +genes I-GENE +suggests O +that O +they O +have O +evolved O +from O +a O +gene O +duplication O +event O +with O +the O +small O +intron O +interrupting O +the O +coding O +sequence O +of O +the O +y1 B-GENE +gene I-GENE +being O +converted O +into O +a O +functional O +sequence O +within O +the O +y5 B-GENE +gene I-GENE +, O +while O +the O +reverse O +complementary O +sequence O +was O +utilized O +as O +an O +alternatively O +spliced O +5 O +' O +exon O +for O +the O +y1 B-GENE +gene I-GENE +. O + +The O +mammalian B-GENE +phosphoinositide I-GENE +3 I-GENE +- I-GENE +kinases I-GENE +( O +PI3Ks B-GENE +) O +p110alpha B-GENE +, I-GENE +beta I-GENE +, I-GENE +and I-GENE +delta I-GENE +form O +heterodimers O +with O +Src B-GENE +homology I-GENE +2 I-GENE +( O +SH2 B-GENE +) O +domain O +- O +containing O +adaptors O +such O +as O +p85alpha B-GENE +or O +p55 B-GENE +( O +PIK B-GENE +) O +. O + +In O +the O +studies O +reported O +here O +, O +the O +5 O +' O +- O +flanking O +region O +of O +the O +human B-GENE +gp130 I-GENE +gene I-GENE +was O +isolated O +and O +the O +transcription O +initiation O +sites O +were O +mapped O +. O + +Localization O +of O +the O +cytokine O +response O +element O +by O +5 O +' O +- O +deletion O +analysis O +and O +site O +- O +directed O +mutagenesis O +revealed O +a O +cis O +- O +acting O +binding O +site O +for O +activated O +STAT B-GENE +complexes O +. O + +Insulin B-GENE +regulation O +of O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +kinase I-GENE +( O +MEK B-GENE +) O +, O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +and O +casein B-GENE +kinase I-GENE +in O +the O +cell O +nucleus O +: O +a O +possible O +role O +in O +the O +regulation O +of O +gene O +expression O +. O + +Sequencing O +of O +the O +three O +pag B-GENE +- I-GENE +3 I-GENE +alleles I-GENE +showed O +that O +two O +apparent O +null O +alleles O +encode O +a O +nonsense O +mutation O +before O +the O +zinc O +fingers O +and O +a O +missense O +mutation O +in O +the O +fourth O +zinc O +finger O +that O +changes O +a O +coordinating O +histidine O +to O +a O +tyrosine O +. O + +Here O +, O +a O +case O +of O +Sjogren O +' O +s O +syndrome O +is O +presented O +that O +was O +initially O +diagnosed O +because O +of O +dental O +complaints O +, O +and O +long O +- O +term O +treatment O +of O +Sjogren O +' O +s O +patients O +is O +discussed O +. O + +Cloning O +and O +characterization O +of O +a O +cDNA O +encoding O +a O +bacteriophage B-GENE +- I-GENE +type I-GENE +RNA I-GENE +polymerase I-GENE +from O +the O +higher O +plant O +Chenopodium O +album O +. O + +Similarly O +, O +overexpression O +of O +increasing O +concentration O +of O +COUP B-GENE +- I-GENE +TFI I-GENE +, O +but O +not O +COUP B-GENE +- I-GENE +TFI I-GENE +delta35 I-GENE +, O +can O +squelch O +the O +silencing O +activity O +of O +the O +unliganded O +TRbeta B-GENE +. O + +In O +ciliates O +, O +both O +mechanisms O +are O +readily O +observed O +. O + +Based O +on O +the O +occurrence O +of O +several O +transcription O +signals O +in O +the O +Thermus B-GENE +pyr I-GENE +promoter I-GENE +region I-GENE +and O +strong O +amino O +acid O +sequence O +identities O +( O +about O +60 O +% O +) O +between O +Thermus B-GENE +PyrR I-GENE +and O +the O +PyrR B-GENE +attenuation I-GENE +proteins I-GENE +of O +two O +Bacillus O +sp O +. O +, O +we O +propose O +a O +regulatory O +mechanism O +involving O +transcriptional O +attenuation O +to O +control O +pyr B-GENE +gene I-GENE +expression O +in O +Thermus O +. O + +Diver O +respiratory O +responses O +to O +a O +tunable O +closed O +- O +circuit O +breathing O +apparatus O +. O + +Measurement O +of O +the O +time O +constant O +of O +VO2 O +and O +oxygen O +pulse O +during O +constant O +work O +rate O +exercise O +are O +useful O +for O +the O +objective O +evaluation O +of O +the O +training O +effect O +of O +patients O +with O +COPD O +. O + +Characterization O +of O +CR1 B-GENE +repeat O +random O +PCR O +markers O +for O +mapping O +the O +chicken O +genome O +. O + +A O +reversed O +- O +phase O +high O +- O +performance O +liquid O +chromatographic O +( O +HPLC O +) O +method O +for O +the O +determination O +of O +cocaine O +metabolites O +produced O +in O +vitro O +by O +serum B-GENE +and I-GENE +liver I-GENE +esterases I-GENE +is O +described O +. O + +Mutational O +studies O +provide O +evidence O +to O +this O +end O +and O +indicate O +that O +the O +side O +chains O +of O +subdomain O +4 O +. O +2 O +make O +specific O +contacts O +with O +the O +nucleotides O +at O +- O +35 O +. O + +It O +is O +concluded O +that O +fludarabine O +is O +a O +highly O +useful O +agent O +in O +CLL O +. O + +Three O +different O +techniques O +of O +EA O +analysis O +were O +used O +in O +the O +study O +: O +1 O +) O +fast O +Fourier O +transformation O +( O +FFT O +) O +of O +EA O +in O +a O +broad O +band O +, O +2 O +) O +developed O +by O +us O +alternative O +method O +of O +non O +- O +harmonic O +expansion O +of O +the O +EEG O +curves O +taking O +into O +account O +their O +shape O +, O +3 O +) O +factor O +analysis O +of O +the O +EA O +spectral O +densities O +. O + +Concomitantly O +, O +p34CDC2 B-GENE +histone B-GENE +H1 I-GENE +kinase O +activity O +increases O +in O +the O +former O +, O +but O +not O +in O +the O +latter O +cell O +lines O +, O +hence O +suggesting O +a O +role O +for O +this O +protein O +in O +radiation O +- O +induced O +cell O +death O +. O + +Thus O +, O +the O +B O +- O +S O +mutant O +does O +not O +mimic O +efficiently O +the O +chloroplastic B-GENE +GAPDHs I-GENE +, O +and O +long O +- O +range O +and O +/ O +or O +second O +- O +layer O +effects O +, O +not O +easily O +predictable O +from O +visual O +inspection O +of O +three O +- O +dimensional O +structures O +, O +need O +to O +be O +taken O +into O +account O +for O +designing O +a O +true O +" O +chloroplastic O +- O +like O +" O +mutant O +of O +cytosolic B-GENE +GAPDH I-GENE +. O + +Computer O +software O +assisted O +ordering O +( O +CSAO O +) O +was O +developed O +to O +integrate O +PN O +Ca O +: O +P O +solubility O +with O +clinical O +data O +to O +improve O +parenteral O +Ca O +and O +P O +administration O +. O + +A O +similar O +chimera O +was O +assembled O +from O +the O +two O +halves O +of O +the O +molecule O +expressed O +separately O +in O +different O +bacteria O +and O +refolded O +together O +. O + +The O +conditions O +for O +obtaining O +titanium O +dioxide O +from O +the O +substrates O +titanium O +tetrachloride O +and O +oxygen O +and O +applying O +this O +to O +a O +surgical O +stainless O +steel O +of O +the O +type O +316L O +by O +the O +plasma O +assisted O +chemical O +vapour O +deposition O +method O +have O +been O +determined O +. O + +All O +six O +genes O +were O +cloned O +and O +characterised O +. O + +We O +analysed O +two O +regions O +involved O +in O +preS2 B-GENE +/ O +S B-GENE +gene I-GENE +transcription O +of O +the O +HBV O +adw O +subtype O +: O +the O +diverged O +TATA O +box O +and O +a O +putative O +initiator O +element O +. O + +Indeed O +the O +predicted O +folding O +of O +the O +5 O +' O +and O +3 O +' O +- O +untranslated O +regions O +revealed O +patterns O +of O +stem O +and O +loop O +structures O +conserved O +for O +all O +tick O +- O +borne O +flaviviruses O +suggesting O +a O +purifying O +selection O +for O +preservation O +of O +essential O +RNA O +secondary O +structures O +which O +could O +be O +involved O +in O +translational O +control O +and O +replication O +. O + +EGF B-GENE +acts O +primarily O +by O +means O +of O +transactivation O +domain O +AF O +- O +1 O +, O +whereas O +cAMP O +acts O +via O +transactivation O +domain O +AF O +- O +2 O +of O +the O +ER B-GENE +. O + +To O +determine O +which O +region O +of O +SulA B-GENE +is O +essential O +for O +the O +inhibition O +of O +cell O +division O +, O +we O +constructed O +a O +series O +of O +N O +- O +terminal O +and O +C O +- O +terminal O +deletions O +of O +SulA B-GENE +and O +a O +series O +of O +alanine O +substitution O +mutants O +. O + +We O +have O +inactivated O +Krox B-GENE +- I-GENE +20 I-GENE +by O +homologous O +recombination O +in O +ES O +cells O +and O +demonstrated O +that O +the O +mutation O +leads O +to O +the O +deletion O +of O +r3 O +and O +r5 O +. O + +Recently O +we O +have O +performed O +a O +detailed O +analysis O +of O +specific O +neuronal O +populations O +affected O +by O +the O +mutation O +which O +shed O +new O +light O +on O +the O +role O +of O +Krox B-GENE +- I-GENE +20 I-GENE +in O +the O +segmentation O +and O +on O +the O +physiological O +consequences O +of O +its O +inactivation O +. O + +Consistent O +with O +its O +role O +in O +p53 B-GENE +ubiquitination O +, O +mE6 B-GENE +- I-GENE +AP I-GENE +was O +found O +both O +in O +the O +nucleus O +and O +cytosol O +, O +while O +Nedd B-GENE +- I-GENE +4 I-GENE +was O +found O +only O +in O +the O +cytosol O +. O + +SPP B-GENE +also O +induced O +transient O +tyrosine O +phosphorylation O +of O +focal B-GENE +adhesion I-GENE +kinase I-GENE +( O +p125 B-GENE +( O +FAK B-GENE +) O +) O +, O +a O +cytosolic B-GENE +tyrosine I-GENE +kinase I-GENE +that O +localizes O +in O +focal O +adhesions O +, O +and O +of O +the O +cytoskeleton B-GENE +- I-GENE +associated I-GENE +protein I-GENE +paxillin I-GENE +. O + +Evaluation O +of O +myocardial O +perfusion O +by O +99mTc O +- O +tetrofosmin O +SPECT O +before O +and O +after O +emergent O +percutaneous O +transluminal O +coronary O +angioplasty O +for O +acute O +myocardial O +infarction O + +A O +neonatal O +alloimmune O +thrombocytopenia O +with O +an O +HPA B-GENE +- I-GENE +3a I-GENE +( O +Baka O +) O +incompatibility O +was O +confirmed O +. O + +Most O +eukaryotic O +mRNAs O +are O +translated O +by O +a O +" O +scanning O +ribosome O +" O +mechanism O +. O + +Comparison O +of O +Tc O +- O +99m O +sestamibi O +perfusion O +imaging O +and O +echocardiography O +using O +an O +arbutamine O +infusion O +for O +the O +detection O +of O +coronary O +artery O +disease O +. O + +Five O +of O +these O +have O +ocular O +or O +oculocutaneous O +albinism O +. O + +Comprising O +a O +126 O +- O +nucleotide O +5 O +' O +untranscribed O +genomic O +sequence O +and O +a O +466 O +- O +nucleotide O +5 O +' O +noncoding O +cDNA O +sequence O +, O +the O +592 O +- O +nucleotide O +5 O +' O +CpG O +island O +lacked O +TATA O +and O +CAAT O +boxes O +but O +displayed O +a O +high O +G O ++ O +C O +content O +, O +was O +enriched O +for O +CpG O +dinucleotides O +, O +and O +contained O +a O +potential O +Sp1 B-GENE +- I-GENE +binding I-GENE +site I-GENE +, O +i O +. O +e O +. O +, O +features O +compatible O +with O +a O +housekeeping O +gene O +. O + +SSeCKS B-GENE +( O +pronounced O +essex O +) O +encodes O +a O +major O +protein B-GENE +kinase I-GENE +C I-GENE +substrate O +, O +the O +expression O +of O +which O +is O +down O +- O +regulated O +in O +src B-GENE +- O +and O +ras B-GENE +- O +transformed O +rodent O +fibroblasts O +but O +not O +in O +raf O +- O +transformed O +rodent O +fibroblasts O +( O +X O +. O + +The O +1 O +. O +1 O +- O +and O +1 O +. O +3 O +- O +kb O +mRNA O +species O +were O +found O +only O +in O +the O +heart O +, O +and O +the O +2 O +. O +6 O +- O +kb O +species O +was O +found O +in O +the O +heart O +, O +kidney O +and O +brain O +, O +but O +not O +in O +skeletal O +muscle O +or O +liver O +. O + +Taurine O +deficiency O +significantly O +depressed O +the O +amplitude O +of O +OP1 O +and O +OP4 O +. O + +We O +have O +found O +that O +mcs4 B-GENE +- O +cells O +are O +defective O +at O +activation O +of O +Spc1 B-GENE +in O +response O +to O +various O +forms O +of O +stress O +. O + +The O +extended O +rat B-GENE +SP I-GENE +- I-GENE +A I-GENE +isoforms I-GENE +were O +enriched O +in O +the O +more O +fully O +glycosylated O +and O +multimeric O +SP B-GENE +- I-GENE +A I-GENE +species O +separated O +on O +SDS O +- O +PAGE O +gels O +. O + +Alternative O +splicing O +of O +CDC25B B-GENE +may O +therefore O +contribute O +to O +the O +control O +of O +cell O +proliferation O +. O + +This O +investigation O +was O +undertaken O +to O +determine O +whether O +consuming O +several O +small O +feedings O +of O +preexercise O +carbohydrate O +( O +CHO O +) O +, O +rather O +than O +a O +single O +bolus O +, O +would O +affect O +blood O +glucose O +and O +insulin B-GENE +responses O +during O +rest O +and O +exercise O +. O + +The O +findings O +suggest O +that O +ERP O +effects O +of O +distinct O +memory O +processes O +are O +differentially O +influenced O +by O +the O +encoding O +instructions O +. O + +This O +coat B-GENE +protein I-GENE +consists O +of O +Sar1p B-GENE +, O +the O +Sec23p B-GENE +protein I-GENE +complex I-GENE +containing O +Sec23p B-GENE +and O +Sec24p B-GENE +, O +and O +the O +Sec13p B-GENE +protein I-GENE +complex I-GENE +containing O +Sec13p B-GENE +and O +a O +novel O +150 B-GENE +- I-GENE +kDa I-GENE +protein I-GENE +, I-GENE +p150 I-GENE +. O + +The O +second O +primary O +mutant O +contained O +a O +proline O +- O +to O +- O +leucine O +change O +at O +position O +243 O +( O +P243L O +) O +. O + +Induction O +of O +correctly O +spliced O +germline O +transcripts O +is O +necessary O +to O +target O +a O +switch O +region O +for O +recombination O +and O +switching O +. O + +Thus O +, O +the O +PCE B-GENE +binds O +a O +Pbx B-GENE +dimer I-GENE +partner I-GENE +that O +behaves O +unlike O +Class B-GENE +I I-GENE +Hox I-GENE +proteins I-GENE +. O + +Furthermore O +, O +the O +NH2 O +- O +terminal O +portion O +of O +the O +homologue O +was O +not O +translocated O +into O +the O +outer O +membrane O +without O +its O +COOH O +- O +terminal O +part O +. O + +Molecular O +cloning O +and O +characterization O +of O +a O +cDNA O +, O +CHEMR1 B-GENE +, O +encoding O +a O +chemokine O +receptor O +with O +a O +homology O +to O +the O +human B-GENE +C I-GENE +- I-GENE +C I-GENE +chemokine I-GENE +receptor I-GENE +, O +CCR B-GENE +- I-GENE +4 I-GENE +. O + +Organization O +of O +the O +human B-GENE +LU I-GENE +gene I-GENE +and O +molecular O +basis O +of O +the O +Lu B-GENE +( I-GENE +a I-GENE +) I-GENE +/ O +Lu B-GENE +( I-GENE +b I-GENE +) I-GENE +blood O +group O +polymorphism O +. O + +Whereas O +the O +mutant O +enzymes O +terminate O +normally O +at O +the O +late O +terminator O +in O +T7 O +DNA O +( O +T O +( O +phi O +) O +) O +and O +rrnB B-GENE +T2 O +, O +they O +fail O +to O +terminate O +at O +one O +of O +the O +termination O +sites O +of O +rrnB B-GENE +T1 O +, O +and O +also O +fail O +to O +recognize O +the O +PTH B-GENE +and O +CJ O +signals O +. O + +Cytological O +data O +suggest O +that O +the O +transgenes O +associate O +with O +a O +nucleolus O +. O + +Light B-GENE +regulatory I-GENE +unit I-GENE +1 I-GENE +( O +LRU1 B-GENE +) O +is O +necessary O +for O +and O +sufficient O +to O +mediate O +light O +- O +dependent O +activation O +of O +the O +chalcone B-GENE +synthase I-GENE +( I-GENE +CHS I-GENE +) I-GENE +minimal I-GENE +promoter I-GENE +in O +Petroselinum O +crispum O +. O + +The O +active O +state O +is O +terminated O +by O +hydrolysis O +of O +bound O +GTP O +, O +producing O +inactive O +ARF B-GENE +- I-GENE +GDP I-GENE +. O + +We O +suggest O +that O +apart O +from O +the O +World O +Summit O +for O +Children O +' O +s O +under O +- O +five O +mortality O +target O +for O +the O +year O +2000 O +, O +intraregional O +targets O +to O +reduce O +geographical O +inequalities O +in O +under O +- O +five O +mortality O +should O +be O +specified O +. O + +The O +immunophilin B-GENE +, O +which O +can O +be O +of O +the O +FK506 O +- O +or O +cyclosporin O +A O +- O +binding O +class O +, O +binds O +to O +hsp90 B-GENE +via O +its O +tetratricopeptide O +repeat O +( O +TPR O +) O +domain O +, O +and O +different O +receptor O +heterocomplexes O +exist O +depending O +upon O +which O +immunophilin B-GENE +occupies O +the O +TPR O +- O +binding O +region O +of O +hsp90 B-GENE +. O + +Sequencing O +of O +the O +facB B-GENE +gene I-GENE +revealed O +that O +it O +encodes O +a O +protein O +that O +contains O +an O +N O +- O +terminal O +GAL4 B-GENE +- O +like O +Zn O +( O +II O +) O +2Cys6 O +( O +or O +C6 O +zinc O +) O +binuclear O +cluster O +for O +DNA O +binding O +, O +leucine O +zipper O +- O +like O +heptad O +repeat O +motifs O +and O +central O +and O +C O +- O +terminal O +acidic O +alpha O +- O +helical O +regions O +, O +consistent O +with O +a O +function O +as O +a O +DNA O +- O +binding O +transcriptional O +activator O +. O + +Overexpression O +of O +Sed5p B-GENE +allowed O +growth O +in O +the O +absence O +of O +Vti1p B-GENE +. O + +The O +coding O +region O +of O +mkh1 B-GENE +is O +contained O +within O +a O +single O +exon O +encoding O +a O +1 O +, O +116 O +- O +amino O +- O +acid O +protein O +. O + +Strikingly O +, O +stoichiometric O +association O +of O +p107 B-GENE +or O +p130 B-GENE +with O +either O +cyclin B-GENE +E I-GENE +- O +cdk2 B-GENE +or O +cyclin B-GENE +A I-GENE +- O +cdk2 B-GENE +negated O +the O +activities O +of O +these O +kinases O +. O + +Furthermore O +, O +p150 B-GENE +suppresses O +actin B-GENE +gelation O +, O +which O +is O +induced O +by O +smooth B-GENE +muscle I-GENE +alpha I-GENE +- I-GENE +actinin I-GENE +. O + +Denaturation O +of O +the O +simian O +virus O +40 O +origin O +of O +replication O +mediated O +by O +human B-GENE +replication I-GENE +protein I-GENE +A I-GENE +. O + +This O +effect O +was O +abolished O +once O +the O +EM O +motif O +in O +the O +promoter O +- O +reporter O +construct O +was O +mutated O +, O +thus O +suggesting O +that O +the O +synergistic O +transactivation O +function O +of O +the O +TEF B-GENE +- I-GENE +1 I-GENE +- O +Max B-GENE +heterotypic O +complex O +is O +mediated O +through O +binding O +of O +the O +complex O +to O +the O +EM O +motif O +. O + +Interdigitated O +residues O +within O +a O +small O +region O +of O +VP16 B-GENE +interact O +with O +Oct B-GENE +- I-GENE +1 I-GENE +, O +HCF B-GENE +, O +and O +DNA O +. O + +With O +a O +view O +to O +identifying O +other O +important O +U14 B-GENE +interactions O +, O +a O +stem O +- O +loop O +domain O +required O +for O +activity O +of O +Saccharomyces B-GENE +cerevisiae I-GENE +U14 I-GENE +RNAs I-GENE +( O +the O +Y O +domain O +) O +was O +first O +subjected O +to O +detailed O +mutational O +analysis O +. O + +Based O +on O +these O +results O +and O +because O +Cdc68 B-GENE +has O +been O +implicated O +as O +a O +regulator O +of O +chromatin O +structure O +, O +we O +postulate O +that O +polymerase B-GENE +alpha I-GENE +may O +interact O +with O +these O +proteins O +to O +gain O +access O +to O +its O +template O +or O +to O +origins O +of O +replication O +in O +vivo O +. O + +Even O +when O +the O +inoculum O +size O +was O +reduced O +sixfold O +( O +i O +. O +e O +. O +, O +6 O +x O +10 O +( O +6 O +) O +CFU O +/ O +mouse O +) O +, O +50 O +% O +of O +the O +RB6 B-GENE +- I-GENE +8C5 I-GENE +- O +treated O +animals O +died O +within O +6 O +days O +. O + +In O +12 O +cases O +( O +3 O +. O +1 O +% O +) O +, O +a O +change O +in O +stage O +resulted O +. O + +Promoter O +recognition O +algorithms O +identified O +divergent O +promoter O +elements O +within O +the O +CpG O +island O +, O +which O +lies O +between O +the O +ATM B-GENE +and O +E14 B-GENE +/ O +NPAT B-GENE +genes O +, O +and O +provide O +evidence O +for O +a O +putative O +second O +ATM B-GENE +promoter I-GENE +located O +within O +intron O +3 O +, O +immediately O +upstream O +of O +the O +first O +coding O +exon O +. O + +Recombinant B-GENE +soluble I-GENE +pMCP I-GENE +that O +lacked O +transmembrane O +and O +cytoplasmic O +domains O +had O +factor B-GENE +I I-GENE +cofactor I-GENE +activity O +in O +C3b B-GENE +cleavage O +, O +indicating O +that O +it O +is O +functionally O +, O +as O +well O +as O +structurally O +homologous O +to O +MCP B-GENE +. O + +Clinical O +and O +haematological O +signs O +are O +not O +specific O +in O +this O +setting O +, O +and O +the O +diagnosis O +relies O +on O +histological O +features O +, O +mainly O +bone O +marrow O +examination O +. O + +Spatial O +zones O +for O +muscle O +coactivation O +and O +the O +control O +of O +postural O +stability O +. O + +Liquid O +chromatographic O +separation O +was O +achieved O +on O +a O +Zorbax O +RX O +C8 O +analytical O +column O +using O +gradient O +elution O +. O + +The O +linear O +plasmid O +pDHL1 O +from O +Debaryomyces O +hansenii O +encodes O +a O +protein O +highly O +homologous O +to O +the O +pGKL1 B-GENE +- I-GENE +plasmid I-GENE +DNA I-GENE +polymerase I-GENE +. O + +The O +p20 B-GENE +- I-GENE +CGGBP I-GENE +gene I-GENE +is O +conserved O +among O +mammals O +but O +shows O +no O +homology O +to O +non O +- O +vertebrate O +species O +. O + +The O +data O +suggest O +that O +like O +in O +yeast O +, O +in O +plants O +a O +certain O +subfamily O +of O +UBC B-GENE +is O +specifically O +involved O +in O +the O +proteolytic O +degradation O +of O +abnormal O +proteins O +as O +result O +of O +stress O +. O + +The O +pWP B-GENE +- I-GENE +19 I-GENE +also O +encodes O +the O +AAV O +inverted O +terminal O +repeats O +for O +integration O +and O +replication O +and O +the O +herpes O +virus O +thymidine B-GENE +kinase I-GENE +promoter O +- O +driven O +gene O +for O +neomycin O +resistance O +( O +neoR B-GENE +) O +. O + +We O +have O +developed O +a O +rAAV O +- O +mediated O +gene O +transfer O +system O +for O +the O +rat B-GENE +preproinsulin I-GENE +II I-GENE +gene I-GENE +. O + +A O +striking O +feature O +of O +the O +recombinant B-GENE +H19 I-GENE +allele I-GENE +is O +the O +occurrence O +of O +a O +parental O +imprint O +set O +on O +the O +neo B-GENE +replacement I-GENE +cassette I-GENE +. O + +This O +indicates O +that O +recruitment O +of O +large B-GENE +T I-GENE +antigen I-GENE +to O +the O +rRNA O +promoter O +by O +SL1 B-GENE +constitutes O +a O +crucial O +step O +in O +the O +activation O +process O +. O + +In O +1990 O +, O +an O +International O +Commission O +for O +the O +Certification O +of O +Eradication O +of O +Poliomyelitis O +Eradication O +( O +ICCPE O +) O +was O +established O +by O +the O +Pan O +American O +Health O +Organization O +to O +eventually O +determine O +if O +transmission O +was O +interrupted O +. O + +Functional O +and O +regulatory O +analysis O +of O +the O +two O +copies O +of O +the O +fixNOQP B-GENE +operon I-GENE +of O +Rhizobium O +leguminosarum O +strain O +VF39 O +. O + +This O +study O +describes O +a O +new O +MADS B-GENE +box I-GENE +gene I-GENE +, O +nmhC5 B-GENE +, O +which O +along O +with O +nmh7 B-GENE +( O +J O +. O + +Lung O +and O +multi O +- O +system O +damage O +were O +early O +indicators O +of O +poor O +outcome O +in O +severe O +non O +- O +fatal O +disease O +. O + +The O +results O +suggest O +that O +the O +bulbospinal O +micturition O +reflex O +evoked O +by O +bladder O +filling O +and O +L O +- O +dopa O +involves O +a O +descending O +pathway O +where O +transmission O +is O +partly O +mediated O +by O +spinal B-GENE +alpha I-GENE +1 I-GENE +- I-GENE +adrenoceptors I-GENE +. O + +Disturbance O +of O +regeneration O +in O +the O +above O +pathological O +condition O +results O +from O +the O +damage O +to O +tunica O +propria O +and O +loss O +of O +its O +function O +for O +the O +support O +of O +structural O +homeostasis O +. O + +Sternocleidomastoid O +, O +neck O +or O +facial O +muscles O +wasting O +were O +also O +found O +in O +three O +cases O +. O + +Identification O +of O +five O +new O +genes O +, O +closely O +related O +to O +the O +interleukin B-GENE +- I-GENE +1beta I-GENE +converting I-GENE +enzyme I-GENE +gene I-GENE +, O +that O +do O +not O +encode O +functional O +proteases O +. O + +The O +C O +- O +terminal O +mature O +region O +is O +highly O +conserved O +in O +other O +serine B-GENE +carboxypeptidases I-GENE +. O + +Here O +we O +demonstrate O +that O +AML1a B-GENE +, O +which O +solely O +has O +no O +effects O +as O +a O +transcriptional O +regulator O +, O +dominantly O +suppresses O +transcriptional O +activation O +by O +AML1b B-GENE +, O +and O +that O +AML1a B-GENE +exhibits O +the O +higher O +affinity O +for O +DNA O +- O +binding O +than O +AML1b B-GENE +. O + +However O +, O +using O +ATL O +- O +16T O +nuclear O +extract O +, O +we O +demonstrated O +that O +GATA B-GENE +- I-GENE +4 I-GENE +is O +the O +only O +GATA B-GENE +- I-GENE +binding I-GENE +protein I-GENE +that O +forms O +specific O +DNA O +- O +protein O +complex O +with O +the O +- O +70 O +GATA O +site O +. O + +The O +impact O +of O +social O +support O +on O +the O +relationships O +of O +gay O +male O +couples O +is O +examined O +. O + +The O +ubiquitously O +expressed O +hypoxia B-GENE +- I-GENE +inducible I-GENE +factor I-GENE +- I-GENE +1 I-GENE +( O +HIF B-GENE +- I-GENE +1 I-GENE +) O +is O +involved O +in O +expression O +of O +a O +large O +number O +of O +oxygen O +- O +regulated O +genes O +. O + +Stromelysin B-GENE +- I-GENE +1 I-GENE +, O +matrix B-GENE +metalloproteinase I-GENE +- I-GENE +3 I-GENE +( O +MMP B-GENE +- I-GENE +3 I-GENE +) O +, O +is O +an O +important O +endopeptidase O +selectively O +expressed O +by O +somatic O +cells O +in O +organ O +tissues O +. O + +Tendon O +also O +shows O +a O +degree O +of O +extensibility O +. O + +Surveillance O +for O +preeclampsia O +was O +conducted O +by O +personnel O +unaware O +of O +treatment O +- O +group O +assignments O +, O +using O +standardized O +measurements O +of O +blood O +pressure O +and O +urinary O +protein O +excretion O +at O +uniformly O +scheduled O +prenatal O +visits O +, O +protocols O +for O +monitoring O +these O +measurements O +during O +the O +hospitalization O +for O +delivery O +, O +and O +reviews O +of O +medical O +records O +of O +unscheduled O +outpatient O +visits O +and O +all O +hospitalizations O +. O + +DNase B-GENE +I I-GENE +footprint O +analysis O +identified O +a O +protected O +region O +from O +- O +37 O +to O +- O +53 O +. O + +We O +isolated O +several O +overlapping O +A O +- O +phage O +and O +cosmid O +clones O +that O +cover O +more O +than O +100 O +kb O +of O +human O +DNA O +and O +contained O +the O +entire O +VDR B-GENE +gene I-GENE +. O + +Here O +, O +we O +correlate O +Dox O +effects O +on O +cell O +cycle O +with O +changes O +of O +E2F B-GENE +/ O +DP B-GENE +complexes O +and O +activity O +in O +differentiating O +C2C12 O +myocytes O +. O + +The O +products O +of O +the O +Saccharomyces B-GENE +cerevisiae I-GENE +CIN1 I-GENE +, O +CIN2 B-GENE +and O +CIN4 B-GENE +genes I-GENE +participate O +in O +a O +nonessential O +pathway O +required O +for O +normal O +microtubule O +function O +. O + +Vitrectomy O +was O +still O +a O +significant O +risk O +factor O +when O +macular O +holes O +were O +excluded O +. O + +Invited O +editorial O +on O +" O +Acute O +and O +chronic O +effects O +of O +exercise O +on O +leptin B-GENE +levels O +in O +humans O +" O +. O + +Both O +promoters O +lack O +a O +TATA O +box O +, O +and O +Pint B-GENE +belongs O +to O +the O +MED B-GENE +- I-GENE +1 I-GENE +class O +of O +promoters O +, O +which O +initiate O +transcription O +at O +multiple O +sites O +. O + +Serum B-GENE +response I-GENE +factor I-GENE +( O +SRF B-GENE +) O +, O +a O +member O +of O +an O +ancient O +family O +of O +DNA O +- O +binding O +proteins O +, O +is O +generally O +assumed O +to O +be O +a O +ubiquitous O +transcription O +factor O +involved O +in O +regulating O +growth O +factor O +- O +responsive O +genes O +. O + +We O +have O +initiated O +studies O +to O +identify O +candidate O +signal O +transducers O +that O +associate O +with O +the O +cytosolic O +domain O +( O +cd O +) O +of O +the O +IL B-GENE +- I-GENE +1R I-GENE +. O + +In O +this O +study O +, O +we O +sought O +to O +identify O +mechanisms O +that O +could O +account O +for O +the O +antimitogenic O +effects O +of O +IL B-GENE +- I-GENE +4 I-GENE +. O + +Pseudomonas O +aeruginosa O +strains O +infecting O +patients O +with O +cystic O +fibrosis O +( O +CF O +) O +acquire O +a O +mucoid O +phenotype O +due O +to O +overproduction O +of O +alginate O +. O + +Activity O +of O +palgD B-GENE +in O +the O +cysB B-GENE +mutant I-GENE +, O +in O +CHA O +and O +in O +the O +non O +- O +mucoid O +strain O +PAO O +was O +assessed O +by O +the O +use O +of O +a O +transcriptional O +algD B-GENE +- O +xylE B-GENE +fusion O +. O + +The O +Man9 B-GENE +- I-GENE +mannosidase I-GENE +specificity O +of O +the O +cDNA O +construct O +was O +verified O +by O +the O +observation O +that O +all O +peptide O +sequences O +derived O +from O +a O +previously O +purified O +, O +catalytically O +active O +49 O +- O +kDa O +fragment O +were O +found O +within O +the O +coding O +region O +. O + +A O +soluble O +62 O +- O +kDa O +protein O +was O +produced O +without O +the O +proteolytic O +processing O +by O +inserting O +the O +coding O +sequence O +of O +amino O +acids O +112 O +to O +660 O +of O +ORF O +- O +2 O +in O +a O +baculovirus O +expression O +vector O +and O +using O +the O +corresponding O +virus O +to O +infect O +Sf9 O +cells O +. O + +The O +CPK B-GENE +- I-GENE +MB I-GENE +isoenzyme O +showed O +no O +percentage O +increase O +of O +total O +CPK B-GENE +higher O +than O +5 O +% O +, O +measured O +at O +6 O +, O +12 O +, O +and O +24 O +h O +after O +the O +shock O +, O +independent O +of O +the O +number O +of O +attempts O +of O +cardioversion O +. O + +Serum O +and O +peritoneal O +dialysis O +fluid O +( O +PDF O +) O +were O +collected O +for O +assay O +throughout O +the O +course O +of O +the O +study O +and O +for O +5 O +days O +thereafter O +. O + +Results O +support O +the O +hypothesis O +that O +endogenous B-GENE +corticotropin I-GENE +- I-GENE +releasing I-GENE +factor I-GENE +, O +perhaps O +acting O +at O +a O +peripheral O +binding O +site O +, O +suppresses O +the O +active O +behavioral O +response O +characteristic O +of O +pups O +during O +the O +early O +phase O +of O +isolation O +in O +novel O +surroundings O +. O + +Liver O +regional O +blood O +volume O +( O +LRBV O +) O +is O +altered O +by O +several O +disease O +states O +and O +various O +drugs O +. O + +The O +gray O +matter O +NAA O +/ O +mI O +ratio O +clearly O +separated O +the O +two O +groups O +. O + +As O +with O +the O +murine B-GENE +and I-GENE +human I-GENE +mb I-GENE +- I-GENE +1 I-GENE +genes I-GENE +, O +the O +5 O +' O +region O +of O +the O +bovine B-GENE +mb I-GENE +- I-GENE +1 I-GENE +gene I-GENE +lacked O +a O +TATA O +box O +. O + +Chloramphenicol B-GENE +acetyltransferase I-GENE +assays O +examining O +the O +ability O +of O +IE86 B-GENE +to O +repress O +activity O +from O +the O +HCMV O +major O +IE B-GENE +promoter I-GENE +or O +activate O +the O +HCMV B-GENE +early I-GENE +promoter I-GENE +for O +the O +2 O +. O +2 O +- O +kb O +class O +of O +RNAs O +demonstrated O +the O +functional O +integrity O +of O +the O +IE86 B-GENE +protein I-GENE +. O + +ORF O +M1 O +has O +striking O +homology O +to O +poxvirus O +serpins B-GENE +, O +while O +ORF O +M11 O +encodes O +a O +potential O +homolog O +of O +Bcl B-GENE +- I-GENE +2 I-GENE +- I-GENE +like I-GENE +molecules I-GENE +encoded O +by O +other O +gammaherpesviruses O +( O +gene B-GENE +16 I-GENE +of O +HVS O +and O +KSHV O +and O +the O +BHRF1 B-GENE +gene I-GENE +of O +EBV O +) O +. O + +Transcription O +factor O +binding O +sites O +downstream O +of O +the O +human O +immunodeficiency O +virus O +type O +1 O +transcription O +start O +site O +are O +important O +for O +virus O +infectivity O +. O + +Crystal O +structure O +of O +an O +oligomer O +of O +proteolytic O +zymogens O +: O +detailed O +conformational O +analysis O +of O +the O +bovine O +ternary O +complex O +and O +implications O +for O +their O +activation O +. O + +Through O +transient O +transfection O +of O +NIH3T3 O +fibroblast O +cells O +and O +gel O +mobility O +shift O +assays O +, O +the O +functional O +binding O +site O +was O +localized O +to O +a O +short O +region O +( O +- O +318 O +to O +- O +303 O +bp O +from O +the O +transcription O +start O +site O +) O +which O +has O +a O +CTCCC O +sequence O +. O + +We O +suppose O +that O +this O +injection O +speed O +( O +0 O +. O +1 O +- O +0 O +. O +2 O +ml O +. O +s O +- O +1 O +) O +is O +suitable O +for O +spinal O +anesthesia O +. O + +The O +current O +study O +demonstrates O +that O +T3 O +- O +activated O +transcription O +of O +the O +NADPH B-GENE +: I-GENE +cytochrome I-GENE +P450 I-GENE +oxidoreductase I-GENE +( O +P450R B-GENE +) O +gene O +is O +dependent O +on O +the O +thyroid O +hormonal O +status O +of O +the O +animal O +, O +with O +both O +transcriptional O +and O +post O +- O +transcriptional O +pathways O +being O +important O +in O +regulating O +the O +cellular O +P450R B-GENE +mRNA O +level O +. O + +The O +behavior O +of O +different O +types O +of O +polytetrafluoroethylene O +( O +PTFE O +) O +prostheses O +in O +the O +reparative O +scarring O +process O +of O +abdominal O +wall O +defects O +. O + +The O +control O +group O +revealed O +significantly O +higher O +levels O +of O +coagulation B-GENE +factors I-GENE +II I-GENE +, I-GENE +V I-GENE +and I-GENE +VIII I-GENE +, O +compared O +to O +the O +index O +group O +. O + +Stereotactic O +radiofrequency O +lesioning O +of O +the O +hamartoma O +resulted O +in O +seizure O +remission O +without O +complications O +20 O +months O +after O +surgery O +. O + +If O +E O +. O +coli O +is O +present O +in O +any O +source O +water O +sample O +, O +the O +borehole O +and O +any O +directly O +connected O +borehole O +should O +be O +embargoed O +. O + +The O +following O +technique O +describes O +a O +modification O +to O +a O +bar O +superstructure O +that O +provided O +the O +advantages O +of O +convenience O +, O +security O +, O +and O +consistent O +positioning O +even O +though O +one O +implant O +was O +lost O +and O +the O +angulation O +of O +implants O +limited O +accuracy O +. O + +In O +summary O +, O +DDC O +express O +receptors O +for O +a O +broad O +panel O +of O +cytokines O +, O +even O +receptors O +for O +cytokines O +whose O +effects O +on O +DC O +are O +still O +unknown O +( O +i O +. O +e O +. O + +Its O +potential O +as O +a O +diagnostic O +tool O +for O +epidemiological O +surveillance O +was O +assessed O +in O +comparison O +with O +three O +other O +diagnostic O +tests O +: O +stool O +examination O +, O +ELISA O +with O +soluble B-GENE +egg I-GENE +antigen I-GENE +( O +SEA B-GENE +) O +and O +the O +circumoval O +precipitin B-GENE +test O +( O +COPT O +) O +. O + +These O +analyses O +demonstrate O +that O +the O +dUTPase B-GENE +isoforms O +are O +encoded O +by O +the O +same O +gene O +with O +isoform O +- O +specific O +transcripts O +arising O +through O +the O +use O +of O +alternative O +5 O +' O +exons O +. O + +The O +selective O +5 B-GENE +- I-GENE +HT3 I-GENE +receptor I-GENE +antagonists O +ramosetron O +( O +YM060 O +) O +, O +YM114 O +( O +KAE O +- O +393 O +) O +, O +granisetron O +and O +ondansetron O +, O +and O +the O +substituted O +benzamides O +( O +5 B-GENE +- I-GENE +HT4 I-GENE +receptor I-GENE +agonist O +/ O +5 B-GENE +- I-GENE +HT3 I-GENE +receptor I-GENE +antagonists O +) O +cisapride O +mosapride O +and O +SC O +- O +53116 O +dose O +- O +dependently O +enhanced O +gastric O +emptying O +in O +normal O +rats O +. O + +Re O +- O +evaluation O +of O +the O +biopsy O +specimen O +from O +the O +right O +hip O +taken O +at O +the O +time O +of O +the O +initial O +operation O +showed O +areas O +of O +chondrosarcoma O +arising O +in O +the O +background O +of O +synovial O +chondromatosis O +. O + +All O +corneal O +buttons O +were O +processed O +for O +histopathologic O +and O +electron O +microscopic O +studies O +. O + +3600 O +- O +fold O +to O +apparent O +homogeneity O +with O +a O +41 O +% O +yield O +by O +affinity O +chromatography O +utilizing O +DNA O +- O +cellulose O +; O +the O +purity O +of O +the O +final O +preparation O +was O +assessed O +by O +SDS O +/ O +PAGE O +, O +lack O +of O +contamination O +by O +other O +nucleases O +and O +production O +of O +a O +monospecific O +antibody O +against O +the O +enzyme O +. O + +Human B-GENE +thymine I-GENE +- I-GENE +DNA I-GENE +glycosylase I-GENE +maps O +at O +chromosome O +12q22 O +- O +q24 O +. O +1 O +: O +a O +region O +of O +high O +loss O +of O +heterozygosity O +in O +gastric O +cancer O +. O + +FOG B-GENE +is O +coexpressed O +with O +GATA B-GENE +- I-GENE +1 I-GENE +during O +embryonic O +development O +and O +in O +erythroid O +and O +megakaryocytic O +cells O +. O + +We O +further O +found O +that O +KmMig1p B-GENE +is O +fully O +functional O +when O +expressed O +in O +S O +. O +cerevisiae O +. O + +Autoimmune O +neutropenia O +( O +AIN O +) O +is O +a O +frequent O +cause O +of O +chronic O +neutropenia O +especially O +in O +youngest O +children O +. O + +With O +regard O +to O +the O +characteristic O +expression O +pattern O +of O +DJ B-GENE +protein I-GENE +and O +its O +conspicuous O +repeat O +units O +possible O +functional O +roles O +are O +discussed O +. O + +Future O +analysis O +of O +long O +- O +term O +outcome O +measures O +of O +performance O +with O +the O +implant O +will O +confirm O +or O +dispute O +the O +benefit O +of O +ear O +selection O +using O +the O +Prom O +- O +EABR O +. O + +This O +protein O +, O +designated O +p532 B-GENE +based O +on O +its O +predicted O +molecular O +weight O +( O +EMBO O +J O +15 O +: O +5738 O +, O +1996 O +) O +, O +contains O +multiple O +structural O +domains O +including O +two O +regions O +of O +seven O +internal O +repeats O +highly O +related O +to O +the O +cell O +cycle O +regulator O +RCC1 B-GENE +, O +a O +guanine B-GENE +nucleotide I-GENE +exchange I-GENE +factor I-GENE +for O +the O +small B-GENE +GTP I-GENE +- I-GENE +binding I-GENE +protein I-GENE +Ran B-GENE +, O +seven O +beta O +- O +repeat O +domains O +characteristic O +of O +the O +beta O +subunit O +of O +heterotrimeric B-GENE +G I-GENE +proteins I-GENE +, O +three O +putative O +SH3 B-GENE +binding I-GENE +sites I-GENE +, O +a O +putative O +leucine O +- O +zipper O +and O +a O +carboxy B-GENE +- I-GENE +terminal I-GENE +HECT I-GENE +domain I-GENE +characteristic O +of O +E3 B-GENE +ubiquitin I-GENE +- I-GENE +protein I-GENE +ligases I-GENE +. O + +Thus O +, O +the O +L45 O +sequence O +between O +kinase O +subdomains O +IV O +and O +V O +specifies O +TGF B-GENE +- I-GENE +beta I-GENE +responsiveness O +of O +the O +type B-GENE +I I-GENE +receptor I-GENE +. O + +The O +two O +mouse O +lines O +carrying O +the O +unfragmented O +Hnf3g B-GENE +- O +lacZ B-GENE +YAC O +showed O +tissue O +- O +specific O +, O +copy O +number O +- O +dependent O +and O +position O +- O +independent O +expression O +, O +proving O +that O +170 O +kb O +of O +the O +Hnf3g B-GENE +locus O +contain O +all O +elements O +important O +in O +the O +regulation O +of O +Hnf3g B-GENE +. O + +Second O +, O +plasmid O +- O +derived O +transgenes O +and O +gene O +targeting O +of O +the O +endogenous B-GENE +Hnf3g I-GENE +gene I-GENE +locus I-GENE +were O +used O +to O +demonstrate O +that O +the O +3 O +' O +- O +flanking O +region O +of O +the O +gene O +is O +necessary O +and O +sufficient O +to O +direct O +reporter O +gene O +expression O +in O +liver O +, O +pancreas O +, O +stomach O +and O +small O +intestine O +. O + +Here O +we O +have O +tested O +the O +hypothesis O +that O +the O +short O +transcripts O +, O +or O +proteins O +translated O +from O +the O +short O +transcripts O +, O +are O +also O +required O +for O +respiration O +. O + +Upstream O +activating O +sequences O +( O +UASs O +) O +derived O +from O +known O +Ste12p B-GENE +- O +dependent O +genes O +have O +previously O +been O +characterized O +to O +require O +either O +multiple O +PREs O +or O +a O +single O +PRE O +coupled O +to O +a O +binding O +site O +for O +a O +second O +protein O +. O + +Prominent O +protein O +kinase O +cascades O +are O +those O +that O +activate O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +( I-GENE +MAP I-GENE +) I-GENE +kinases I-GENE +. O + +JNK B-GENE +is O +additionally O +regulated O +by O +the O +Ras B-GENE +- O +related O +G B-GENE +proteins I-GENE +Rac B-GENE +and O +Cdc42 B-GENE +. O + +In O +this O +study O +, O +we O +tested O +this O +notion O +by O +using O +ligation O +- O +mediated O +PCR O +to O +assess O +the O +formation O +of O +recombination B-GENE +- I-GENE +activating I-GENE +gene I-GENE +( O +RAG B-GENE +) O +- O +dependent O +double O +- O +strand O +breaks O +( O +DSBs O +) O +at O +RSSs O +3 O +' O +of O +Ddelta3 B-GENE +and O +5 O +' O +of O +Jdelta1 B-GENE +. O + +Recent O +studies O +have O +demonstrated O +that O +Cbl B-GENE +, O +the O +120 O +- O +kDa O +protein O +product O +of O +the O +c B-GENE +- I-GENE +cbl I-GENE +proto I-GENE +- I-GENE +oncogene I-GENE +, O +serves O +as O +a O +substrate O +of O +a O +number O +of O +receptor B-GENE +- I-GENE +coupled I-GENE +tyrosine I-GENE +kinases I-GENE +and O +forms O +complexes O +with O +SH3 B-GENE +and O +SH2 B-GENE +domain O +- O +containing O +proteins O +, O +pointing O +to O +its O +role O +in O +signal O +transduction O +. O + +Although O +neither O +constitutively O +activated O +MEK B-GENE +( O +MEK B-GENE +- I-GENE +2E I-GENE +) O +nor O +v B-GENE +- I-GENE +Src I-GENE +was O +sufficient O +individually O +to O +differentiate O +the O +H19 O +- O +7 O +cells O +, O +coexpression O +of O +constitutively O +activated O +MEK B-GENE +and O +v B-GENE +- I-GENE +Src I-GENE +induced O +neurite O +outgrowth O +. O + +This O +mechanism O +is O +in O +contrast O +to O +other O +cases O +of O +splicing O +regulation O +by O +PTB B-GENE +, O +in O +which O +the O +protein O +represses O +the O +splice O +site O +to O +which O +it O +binds O +. O + +While O +important O +for O +ligand O +- O +dependent O +transactivation O +, O +this O +interaction O +surface O +is O +not O +directly O +involved O +in O +transrepression O +of O +AP B-GENE +- I-GENE +1 I-GENE +activity O +. O + +Gal4 B-GENE +- O +Eed B-GENE +fusion O +protein O +represses O +transcription O +of O +a O +reporter O +gene O +driven O +by O +a O +promoter O +that O +contains O +Gal4 B-GENE +- I-GENE +binding I-GENE +DNA I-GENE +elements I-GENE +. O + +In O +situ O +hybridization O +analysis O +in O +adult O +rat O +tissue O +reveals O +good O +correlation O +with O +this O +pattern O +and O +indicates O +that O +drm B-GENE +mRNA I-GENE +is O +most O +highly O +expressed O +in O +nondividing O +and O +terminally O +differentiated O +cells O +, O +such O +as O +neurons O +, O +type O +1 O +lung O +cells O +, O +and O +goblet O +cells O +. O + +A O +2 O +years O +and O +9 O +months O +old O +female O +patient O +, O +with O +the O +diagnosis O +of O +Weaver O +syndrome O +is O +reported O +. O + +Confirming O +measures O +made O +by O +nurses O +and O +additionally O +, O +ABPM O +for O +women O +, O +seem O +to O +lessen O +this O +effect O +. O + +In O +a O +series O +of O +patients O +with O +neuroinfection O +, O +Lyme O +disease O +, O +Guillain O +Barre O +syndrome O +, O +demyelinization O +, O +partial O +or O +generalized O +, O +epilepsy O +, O +we O +have O +investigated O +antiphospholipid O +antibodies O +of O +IgG B-GENE +and O +IgM B-GENE +subtypes O +, O +together O +with O +anticoagulant O +factors O +, O +member O +of O +thrombocytes O +, O +sedimentation O +rate O +of O +erythrocytes O +. O + +Second O +, O +the O +membrane O +expression O +of O +alpha O +and O +beta O +subunits O +was O +mimicked O +by O +cholesterol O +and O +17 O +- O +ketocholesterol O +, O +both O +of O +which O +inhibit O +HMG B-GENE +- I-GENE +CoA I-GENE +reductase I-GENE +. O + +Our O +results O +suggest O +that O +Lrp B-GENE +binds O +a O +central O +palindromic O +site O +, O +interacting O +predominantly O +with O +the O +major O +groove O +of O +its O +DNA O +target O +, O +and O +that O +additional O +dimers O +bind O +to O +flanking O +sites O +to O +form O +a O +nucleoprotein O +activation O +complex O +. O + +Sustained O +activation O +of O +p21 B-GENE +expression O +is O +proposed O +to O +be O +a O +distinguishing O +feature O +of O +the O +activity O +of O +NGF B-GENE +that O +contributes O +to O +PC12 O +growth O +arrest O +during O +differentiation O + +The O +remaining O +80 O +patients O +underwent O +recordings O +of O +ECG O +, O +beat O +- O +to O +- O +beat O +arterial O +oxygen O +saturation O +( O +SaO2 O +) O +, O +and O +respiration O +during O +both O +spontaneous O +and O +controlled O +breathing O +. O + +The O +mean O +total O +white O +cell O +count O +increased O +from O +a O +baseline O +of O +11 O +. O +3 O +x O +10 O +( O +9 O +) O +/ O +L O +( O +SD O +2 O +. O +3 O +) O +to O +16 O +. O +2 O +x O +10 O +( O +9 O +) O +/ O +L O +( O +SD O +4 O +. O +6 O +) O +on O +day O +1 O +, O +normalising O +thereafter O +. O + +In O +all O +experimental O +eyes O +, O +there O +was O +a O +marked O +reduction O +, O +but O +never O +a O +complete O +absence O +of O +adrenergic O +nerves O +in O +the O +iris O +. O + +These O +lesions O +may O +be O +treated O +by O +propranolol O +or O +phentolamine O +. O + +Furthermore O +, O +ICER B-GENE +negatively O +autoregulates O +the O +alternative O +promoter O +, O +thus O +generating O +a O +feedback O +loop O +. O + +This O +night O +- O +day O +oscillation O +is O +driven O +by O +the O +endogenous O +clock O +( O +located O +in O +the O +suprachiasmatic O +nucleus O +, O +SCN O +) O +. O + +The O +Ogg1 B-GENE +protein I-GENE +efficiently O +cleaves O +a O +DNA O +duplex O +where O +a O +preformed O +AP B-GENE +site I-GENE +is O +placed O +opposite O +a O +cytosine O +( O +AP O +/ O +C O +) O +. O + +A O +consensus O +sequence O +indicates O +a O +highly O +conserved O +lysine O +residue O +, O +K120 O +of O +endonuclease B-GENE +III I-GENE +or O +K241 O +of O +Ogg1 B-GENE +, O +respectively O +. O + +Overall O +, O +these O +findings O +demonstrate O +that O +mutations O +E768D O +and O +V804L O +are O +gain O +- O +of O +- O +function O +mutations O +that O +confer O +to O +the O +long B-GENE +RET I-GENE +isoform I-GENE +the O +capacity O +to O +exert O +a O +biological O +effect O +, O +although O +these O +mutations O +are O +more O +weakly O +activating O +than O +the O +MEN2A B-GENE +and O +MEN2B B-GENE +mutations O +. O + +Volunteers O +were O +irradiated O +on O +their O +backs O +with O +suberythemal O +UV O +daily O +for O +5 O +d O +after O +application O +of O +the O +sunscreens O +and O +their O +base O +lotion O +to O +different O +sites O +. O + +E2F B-GENE +is O +a O +heterodimeric O +complex O +consisting O +of O +E2F B-GENE +family I-GENE +members I-GENE +( I-GENE +1 I-GENE +- I-GENE +5 I-GENE +) I-GENE +and O +DP B-GENE +proteins I-GENE +( I-GENE +1 I-GENE +- I-GENE +3 I-GENE +) I-GENE +. O + +EBER1 B-GENE +mRNA I-GENE +, O +a O +consistent O +marker O +of O +viral O +latency O +, O +was O +positive O +in O +all O +PEL O +cases O +, O +although O +at O +lower O +levels O +than O +in O +the O +non O +- O +PEL O +controls O +due O +to O +EBER1 B-GENE +expression O +by O +only O +a O +variable O +subset O +of O +lymphoma O +cells O +. O + +METHODS O +: O +Four O +hundred O +fifty O +patients O +with O +the O +diagnosis O +of O +squamous O +cell O +carcinoma O +of O +the O +oral O +cavity O +received O +their O +primary O +treatment O +at O +Roswell O +Park O +Cancer O +Center O +( O +RPCI O +) O +from O +1971 O +to O +1991 O +. O + +Therefore O +, O +use O +of O +presaturation O +is O +recommended O +for O +myocardial O +motion O +studies O +using O +cine O +PC O +velocity O +data O +. O + +In O +addition O +, O +the O +DNA O +- O +binding O +experiments O +show O +that O +either O +one O +of O +the O +two O +MADS B-GENE +domains I-GENE +of O +a O +dimer O +can O +be O +sufficient O +to O +confer O +a O +particular O +DNA O +- O +binding O +specificity O +to O +the O +complex O +and O +that O +sequences O +outside O +the O +amino O +- O +terminal O +basic O +region O +of O +the O +MADS B-GENE +domain O +can O +, O +in O +some O +cases O +, O +contribute O +to O +the O +DNA O +- O +binding O +specificity O +of O +the O +proteins O +. O + +PURPOSE O +/ O +OBJECTIVES O +: O +To O +examine O +the O +question O +of O +whether O +an O +early O +first O +full O +- O +term O +pregnancy O +( O +FFTP O +) O +protects O +against O +breast O +cancer O +and O +whether O +interruption O +of O +the O +pregnancy O +with O +an O +induced O +abortion O +increases O +breast O +cancer O +risk O +. O + +Two O +related O +studies O +conducted O +over O +a O +five O +week O +period O +measured O +and O +typed O +HLA B-GENE +- I-GENE +DQA1 I-GENE +from O +accumulated O +DNA O +on O +autopsy O +room O +and O +Forensic O +DNA O +Laboratory O +structures O +. O + +Thirty O +- O +two O +rats O +were O +divided O +into O +four O +groups O +. O + +Mutagenesis O +of O +the O +pecT B-GENE +regulatory O +region O +revealed O +the O +presence O +of O +two O +sites O +in O +which O +insertions O +reproduced O +the O +pec B-GENE +- I-GENE +1 I-GENE +phenotype O +. O + +BRCA1 B-GENE +, O +a O +familial O +breast O +and O +ovarian O +cancer O +susceptibility O +gene O +encodes O +nuclear O +phosphoproteins O +that O +function O +as O +tumor O +suppressors O +in O +human O +breast O +cancer O +cells O +. O + +The O +alternative O +splice O +sites O +for O +the O +smallest O +adducin B-GENE +isoform O +, O +beta B-GENE +- I-GENE +3 I-GENE +, O +are O +alternative O +donor O +and O +acceptor O +sites O +within O +exons O +7 O +and O +12 O +. O + +Two O +new O +temperature O +- O +sensitive O +alleles O +of O +SEC3 B-GENE +, O +1 O +of O +10 O +late O +- O +acting O +SEC B-GENE +genes I-GENE +required O +for O +targeting O +or O +fusion O +of O +post O +- O +Golgi O +secretory O +vesicles O +to O +the O +plasma O +membrane O +in O +Saccharomyces O +cerevisiae O +, O +were O +isolated O +in O +a O +screen O +for O +temperature O +- O +sensitive O +secretory O +mutants O +that O +are O +synthetically O +lethal O +with O +sec4 B-GENE +- I-GENE +8 I-GENE +. O + +Cell O +49 O +, O +753 O +- O +761 O +] O +. O + +Twenty O +- O +one O +ELISA O +- O +positive O +sera O +were O +tested O +and O +confirmed O +positive O +by O +plaque O +reduction O +neutralization O +testing O +. O + +Patients O +received O +either O +diltiazem O +CD O +180 O +mg O +or O +placebo O +once O +/ O +day O +in O +combination O +with O +existing O +antianginal O +therapy O +. O + +Reactive O +lymphoid O +hyperplasia O +was O +found O +in O +15 O +cases O +, O +2 O +cases O +had O +angiofollicular O +lymphoid O +hyperplasia O +or O +Castleman O +' O +s O +disease O +, O +atypical O +lymphoid O +hyperplasia O +suggestive O +of O +malignant O +lymphoma O +was O +observed O +in O +3 O +cases O +, O +and O +malignant O +lymphoma O +was O +diagnosed O +in O +the O +remaining O +4 O +cases O +. O + +Tyrosine O +1356 O +forms O +a O +multisubstrate O +binding O +site O +for O +the O +Grb2 B-GENE +and O +Shc B-GENE +adaptor I-GENE +proteins I-GENE +, O +the O +p85 B-GENE +subunit I-GENE +of O +phosphatidylinositol B-GENE +3 I-GENE +' I-GENE +- I-GENE +kinase I-GENE +, O +phospholipase B-GENE +Cgamma I-GENE +, O +and O +a O +phosphatase O +, O +SHP2 B-GENE +. O + +Then O +we O +correlated O +HRCT O +findings O +with O +the O +clinical O +features O +, O +pulmonary O +functions O +and O +methacholine O +PC20 O +( O +PC20M O +) O +and O +studied O +their O +clinical O +significance O +. O + +Gtx B-GENE +mRNA I-GENE +accumulates O +in O +parallel O +with O +the O +RNAs O +encoding O +the O +major O +structural O +proteins O +of O +myelin O +, O +myelin B-GENE +basic I-GENE +protein I-GENE +( O +MBP B-GENE +) O +, O +and O +proteolipid B-GENE +protein I-GENE +( O +PLP B-GENE +) O +during O +postnatal O +brain O +development O +; O +Gtx B-GENE +mRNA I-GENE +decreases O +in O +parallel O +with O +MBP B-GENE +and O +PLP B-GENE +mRNAs I-GENE +in O +the O +brains O +of O +myelin O +- O +deficient O +rats O +, O +which O +have O +a O +point O +mutation O +in O +the O +PLP B-GENE +gene I-GENE +. O + +Contacts O +between O +Bacillus O +subtilis O +catabolite O +regulatory O +protein O +CcpA B-GENE +and O +amyO B-GENE +target O +site O +. O + +They O +also O +interact O +with O +GTPase B-GENE +activating I-GENE +proteins I-GENE +encoded O +by O +IRA1 B-GENE +and O +IRA2 B-GENE +. O + +For O +E2 O +, O +each O +cat O +was O +given O +either O +5 O +( O +group O +[ O +G O +] O +1 O +) O +or O +10 O +( O +G2 O +) O +mg O +of O +itraconazole O +/ O +kg O +( O +capsules O +) O +twice O +daily O +for O +6 O +weeks O +. O + +RESULTS O +: O +For O +E1 O +, O +itraconazole O +plasma O +drug O +concentration O +extrapolated O +to O +time O +zero O +( O +IV O +dose O +) O +was O +5 O +. O +2 O ++ O +/ O +- O +1 O +. O +4 O +micrograms O +/ O +ml O +, O +and O +mean O +residence O +time O +( O +MRT O +) O +was O +37 O ++ O +/ O +- O +16 O +hours O +. O + +The O +human O +U4 B-GENE +/ O +U6 B-GENE +snRNP O +contains O +60 O +and O +90kD O +proteins O +that O +are O +structurally O +homologous O +to O +the O +yeast O +splicing O +factors O +Prp4p B-GENE +and O +Prp3p B-GENE +. O + +G B-GENE +- I-GENE +CSF I-GENE +was O +started O +on O +day O +3 O +of O +each O +cycle O +( O +5 O +microg O +/ O +kg O +/ O +day O +) O +and O +was O +stopped O +the O +day O +before O +the O +last O +apheresis O +or O +when O +absolute O +neutrophil O +count O +was O +above O +0 O +. O +5 O +x O +10 O +( O +9 O +) O +/ O +l O +. O + +Supershift O +assays O +, O +using O +Jun B-GENE +and I-GENE +Fos I-GENE +family I-GENE +member I-GENE +- I-GENE +specific I-GENE +antibodies I-GENE +, O +showed O +that O +protein O +complexes O +formed O +by O +AtT O +- O +20 O +cell O +nuclear O +extracts O +bound O +to O +the O +c B-GENE +- I-GENE +jun I-GENE +AP B-GENE +- I-GENE +1 I-GENE +site I-GENE +were O +comprised O +of O +Jun B-GENE +family O +members O +, O +JunD B-GENE +, O +JunB B-GENE +, O +and O +cJun B-GENE +. O + +The O +majority O +of O +PI B-GENE +kinase I-GENE +activity O +appeared O +to O +be O +cbl B-GENE +- O +associated O +after O +PRL B-GENE +stimulation O +. O + +Mutation O +of O +Enh4 B-GENE +, O +an O +essential O +GT B-GENE +- I-GENE +IIC I-GENE +- I-GENE +like I-GENE +enhanson I-GENE +in O +the O +context O +of O +the O +intact O +enhancer O +, O +abolishes O +silencer O +activity O +, O +and O +multimerized O +GT B-GENE +- I-GENE +IIC I-GENE +enhansons I-GENE +mimic O +the O +intact O +CSEn B-GENE +enhancer I-GENE +/ I-GENE +silencer I-GENE +activities O +in O +BeWo O +and O +GC O +cells O +, O +respectively O +. O + +Using O +lectin B-GENE +- O +affinity O +chromatography O +, O +discordance O +between O +the O +pattern O +of O +O O +- O +glycosylation O +of O +SSBP B-GENE +and O +DSBP B-GENE +was O +demonstrated O +. O + +Deletion O +mapping O +experiments O +determined O +that O +the O +sequences O +required O +for O +full O +activity O +in O +MSC O +- O +1 O +cells O +were O +included O +within O +619 O +bp O +of O +the O +start O +site O +and O +identified O +several O +regions O +that O +demonstrated O +increased O +luciferase B-GENE +activity O +: O +the O +- O +583 O +bp O +to O +- O +564 O +bp O +, O +- O +503 O +bp O +to O +- O +484 O +bp O +, O +and O +- O +114 O +bp O +to O +- O +65 O +regions O +. O + +Furthermore O +, O +the O +PH B-GENE +and O +PTB O +domains O +are O +highly O +homologous O +( O +at O +least O +40 O +% O +identical O +) O +to O +those O +found O +in O +insulin B-GENE +receptor I-GENE +substrates I-GENE +1 I-GENE +, I-GENE +2 I-GENE +, I-GENE +and I-GENE +3 I-GENE +( O +IRS B-GENE +- I-GENE +1 I-GENE +, O +IRS B-GENE +- I-GENE +2 I-GENE +, O +and O +IRS B-GENE +- I-GENE +3 I-GENE +) O +. O + +The O +mouse O +extracellular B-GENE +signal I-GENE +- I-GENE +regulated I-GENE +kinase I-GENE +2 I-GENE +gene I-GENE +. O + +As O +demonstrated O +by O +gel O +mobility O +shift O +analysis O +and O +supershift O +experiments O +, O +FIRE1 B-GENE +, O +located O +between O +- O +516 O +and O +- O +498 O +, O +is O +responsible O +for O +binding O +NF B-GENE +- I-GENE +Y I-GENE +. O + +MR O +imaging O +of O +traumatic O +head O +injuries O +using O +FLAIR O +technique O + +Gag B-GENE +protein O +sequence O +motifs O +of O +the O +NC B-GENE +domain I-GENE +of O +primate O +foamy O +viruses O +assumed O +to O +be O +involved O +in O +genome O +encapsidation O +are O +not O +conserved O +in O +FeFV O +. O + +Induction O +of O +B O +cell O +apoptosis O +by O +co O +- O +cross O +- O +linking O +CD23 B-GENE +and O +sIg B-GENE +involves O +aberrant O +regulation O +of O +c B-GENE +- I-GENE +myc I-GENE +and O +is O +inhibited O +by O +bcl B-GENE +- I-GENE +2 I-GENE +. O + +Here O +, O +we O +report O +theoretical O +models O +for O +the O +Gla O +and O +EGF B-GENE +- I-GENE +1 I-GENE +modules I-GENE +of O +human B-GENE +PS I-GENE +constructed O +using O +prothrombin B-GENE +and O +factor B-GENE +X I-GENE +experimental O +structures O +. O + +The O +Cut9 B-GENE +subunit I-GENE +is O +likely O +to O +be O +a O +target O +for O +regulating O +APC B-GENE +/ I-GENE +cyclosome I-GENE +function O +through O +protein O +- O +protein O +interactions O +and O +phosphorylation O +. O + +The O +dose O +was O +50 O +Gy O +/ O +20 O +fractions O +/ O +5 O +weeks O +. O + +All O +the O +women O +received O +13 O +. O +5 O +mg O +plain O +bupivacaine O +via O +subarachnoid O +injection O +at O +the O +L2 O +- O +3 O +interspace O +. O + +Far O +from O +this O +being O +the O +case O +, O +however O +, O +the O +measurement O +of O +apo B-GENE +B I-GENE +has O +met O +every O +reasonable O +standard O +of O +laboratory O +precision O +and O +reliability O +to O +allow O +its O +widespread O +introduction O +in O +clinical O +laboratories O +. O + +Two O +soybean O +cDNA O +clones O +, O +SPK B-GENE +- I-GENE +3 I-GENE +and O +SPK B-GENE +- I-GENE +4 I-GENE +, O +encoding O +putative O +protein O +kinases O +were O +isolated O +and O +characterized O +. O + +Genes O +belonging O +to O +the O +ras B-GENE +superfamily I-GENE +encode O +low B-GENE +- I-GENE +molecular I-GENE +- I-GENE +weight I-GENE +GTP I-GENE +/ I-GENE +GDP I-GENE +- I-GENE +binding I-GENE +proteins I-GENE +that O +are O +highly O +conserved O +in O +wide O +variety O +of O +organisms O +. O + +Ent B-GENE +- I-GENE +kaurene I-GENE +synthase I-GENE +from I-GENE +the I-GENE +fungus I-GENE +Phaeosphaeria I-GENE +sp O +. O + +In O +this O +report O +, O +we O +identify O +and O +characterize O +two O +overlapping O +ELL B-GENE +functional I-GENE +domains I-GENE +that O +govern O +its O +interaction O +with O +RNA B-GENE +polymerase I-GENE +II I-GENE +and O +the O +ternary O +elongation O +complex O +. O + +Eight O +induced O +cDNA O +sequences O +were O +identified O +and O +designated O +message B-GENE +up I-GENE +- I-GENE +regulated I-GENE +during I-GENE +death I-GENE +( B-GENE +mud I-GENE +) I-GENE +- I-GENE +1 I-GENE +- I-GENE +8 I-GENE +. O + +The O +position O +, O +transcription O +orientation O +, O +and O +imprinted O +status O +of O +the O +genes O +immediately O +flanking O +Igf2r B-GENE +have O +been O +assessed O +. O + +Here O +, O +we O +describe O +directional O +chromosome O +walking O +studies O +starting O +from O +D8S260 B-GENE +as O +well O +as O +D8S285 B-GENE +. O + +We O +describe O +a O +novel O +zinc B-GENE +finger I-GENE +protein I-GENE +, O +dsRBP B-GENE +- I-GENE +ZFa I-GENE +, O +isolated O +by O +screening O +an O +expression O +library O +with O +dsRNA O +. O + +Our O +results O +indicate O +that O +the O +retroplasmid O +reverse B-GENE +transcriptase I-GENE +is O +uniquely O +adapted O +to O +initiate O +cDNA O +synthesis O +by O +recognizing O +a O +3 O +' O +CCA O +sequence O +. O + +Nasal O +absorption O +was O +rapid O +, O +nasal O +bioavailability O +was O +43 O +% O +, O +and O +the O +iv O +and O +nasal O +elimination O +profiles O +were O +similar O +. O + +Together O +, O +these O +results O +suggest O +that O +EGF B-GENE +/ O +Ras B-GENE +/ O +Raf B-GENE +induces O +transcription O +via O +combined O +activation O +of O +ATF3 B-GENE +/ O +c B-GENE +- I-GENE +Jun I-GENE +and O +a O +52 O +- O +kDa O +nuclear O +factor O +, O +whereas O +JunD B-GENE +acts O +as O +a O +repressor O +of O +this O +response O +. O + +Together O +, O +these O +data O +support O +a O +model O +in O +which O +Tax B-GENE +anchors O +CBP B-GENE +to O +the O +HTLV B-GENE +- I-GENE +1 I-GENE +promoter I-GENE +, O +with O +strong O +transcriptional O +activation O +resulting O +from O +the O +CBP B-GENE +- O +associated O +activities O +of O +nucleosome O +remodeling O +and O +recruitment O +of O +the O +general O +transcription O +machinery O +. O + +DNase B-GENE +I I-GENE +and O +1 O +, O +10 O +- O +phenanthroline O +- O +copper O +footprinting O +of O +MURA B-GENE +- O +Mu1 B-GENE +TIR O +complexes O +indicate O +that O +MURA B-GENE +binds O +to O +a O +conserved O +approximately O +32 O +- O +bp O +region O +in O +the O +TIR O +of O +Mu1 B-GENE +. O + +Various O +assays O +demonstrate O +promoter O +activity O +in O +this O +sequence O +that O +reproduces O +the O +normal O +control O +of O +E2F2 B-GENE +expression O +during O +a O +growth O +stimulation O +. O + +In O +the O +adult O +mouse O +, O +ERR B-GENE +alpha I-GENE +is O +most O +highly O +expressed O +in O +kidney O +, O +heart O +, O +and O +brown O +adipocytes O +, O +tissues O +which O +preferentially O +metabolize O +fatty O +acids O +. O + +The O +MCAD B-GENE +nuclear I-GENE +receptor I-GENE +response I-GENE +element I-GENE +1 I-GENE +( O +NRRE B-GENE +- I-GENE +1 I-GENE +) O +interacts O +in O +vitro O +with O +ERR B-GENE +alpha I-GENE +expressed O +in O +COS O +- O +7 O +cells O +. O + +Mapping O +features O +of O +HIV B-GENE +- I-GENE +1 I-GENE +integrase I-GENE +near O +selected O +sites O +on O +viral O +and O +target O +DNA O +molecules O +in O +an O +active O +enzyme O +- O +DNA O +complex O +by O +photo O +- O +cross O +- O +linking O +. O + +The O +complete O +response O +( O +CR O +) O +rate O +was O +34 O +% O +in O +the O +CODE O +with O +rhG B-GENE +- I-GENE +CSF I-GENE +group O +and O +23 O +% O +in O +the O +CODE O +alone O +group O +; O +the O +median O +survival O +was O +59 O +and O +32 O +weeks O +, O +respectively O +, O +in O +these O +groups O +( O +P O += O +0 O +. O +004 O +) O +. O + +Heterogeneous B-GENE +nuclear I-GENE +ribonucleoprotein I-GENE +A1 I-GENE +binds O +to O +the O +transcription O +- O +regulatory O +region O +of O +mouse O +hepatitis O +virus O +RNA O +. O + +In O +the O +first O +part O +of O +our O +study O +, O +the O +highest O +mutagenicity O +was O +revealed O +by O +TA98 O +strain O +without O +enzymatic O +activation O +, O +suggesting O +a O +direct O +- O +acting O +mutagenicity O +prevalence O +in O +diesel O +particulate O +. O + +The O +addition O +of O +culture O +to O +the O +CC O +and O +CC O +: O +SW O +by O +- O +products O +resulted O +in O +pH O +values O +lower O +( O +P O +< O +0 O +. O +05 O +) O +than O +those O +without O +culture O +on O +Day O +21 O +, O +and O +the O +15 O +% O +carbohydrate O +treatment O +significantly O +reduced O +pH O +beyond O +the O +5 O +% O +carbohydrate O +. O + +Myocardial O +interstitial O +edema O +is O +more O +likely O +a O +potential O +mechanism O +of O +diastolic O +dysfunction O +after O +DC O +shocks O +. O + +Two O +experiments O +( O +N O += O +20 O +each O +) O +were O +carried O +out O +to O +explore O +the O +nature O +of O +ERP O +negativities O +in O +a O +visuospatial O +memory O +task O +and O +in O +an O +auditory O +spatial O +memory O +task O +, O +respectively O +. O + +Biol O +. O + +The O +pattern O +and O +timing O +of O +CARP B-GENE +mRNA I-GENE +expression O +, O +including O +transient O +expression O +in O +the O +tongue O +at O +14 O +. O +5 O +days O +p O +. O +c O +. O +, O +coincides O +with O +that O +of O +Nkx2 B-GENE +. I-GENE +5 I-GENE +/ O +Csx B-GENE +( O +a O +putative O +homolog O +of O +tinman B-GENE +, O +the O +Drosophila O +melanogaster O +gene O +responsible O +for O +cardiac O +development O +) O +. O + +Overexpression O +of O +CARP B-GENE +in O +cardiomyocytes O +suppresses O +cardiac B-GENE +troponin I-GENE +C I-GENE +and O +atrial B-GENE +natriuretic I-GENE +factor I-GENE +transcription O +. O + +Substrate O +specificity O +of O +the O +RNase B-GENE +activity O +of O +yeast B-GENE +RNA I-GENE +polymerase I-GENE +III I-GENE +. O + +Electrophoretic O +mobility O +shift O +assays O +and O +competition O +experiments O +showed O +that O +site O +A O +is O +recognized O +by O +an O +NF1 B-GENE +protein I-GENE +. O + +Examination O +of O +the O +MMP B-GENE +- I-GENE +2 I-GENE +RE1 I-GENE +sequence I-GENE +revealed O +an O +incomplete O +Y O +- O +box O +sequence O +( O +CTGCTGGGCAAG O +) O +, O +which O +specifically O +interacted O +with O +recombinant B-GENE +YB I-GENE +- I-GENE +1 I-GENE +on O +DMS O +protection O +footprinting O +analysis O +. O + +Hence O +, O +scs32 B-GENE +only O +partially O +suppressed O +the O +ts O +phenotype O +and O +was O +unable O +to O +suppress O +the O +Ino O +- O +phenotype O +of O +rpo26 B-GENE +- I-GENE +31 I-GENE +. O + +In O +contrast O +, O +both O +Sp1 B-GENE +and O +ETS B-GENE +proteins I-GENE +are O +required O +to O +bring O +about O +full O +promoter O +activity O +in O +the O +Surf B-GENE +- I-GENE +1 I-GENE +direction O +. O + +We O +have O +subcloned O +into O +pBR322 O +deoxyribonucleic O +acid O +( O +DNA O +) O +sequences O +mapping O +either O +in O +the O +coding O +region O +, O +the O +5 O +' O +spacer O +, O +or O +the O +3 O +' O +spacer O +of O +the O +H2B B-GENE +histone I-GENE +gene I-GENE +. O + +The O +combination O +of O +hydralazine O +hydrochloride O +and O +isosorbide O +dinitrate O +also O +improves O +survival O +, O +but O +direct O +comparison O +of O +both O +regimens O +provided O +evidence O +for O +a O +less O +favourable O +effect O +than O +that O +of O +the O +ACE B-GENE +inhibitors O +. O + +To O +address O +mechanisms O +that O +define O +interactions O +of O +Site B-GENE +II I-GENE +regulatory I-GENE +factors I-GENE +with O +this O +cell O +cycle O +control O +element O +, O +we O +have O +investigated O +these O +determinants O +of O +transcriptional O +regulation O +at O +the O +G1 O +/ O +S O +phase O +transition O +in O +FDC O +- O +P1 O +hematopoietic O +progenitor O +cells O +. O + +The O +goal O +of O +this O +study O +was O +to O +identify O +neuronal O +cell O +cultures O +that O +express O +RC3 B-GENE +/ O +neurogranin B-GENE +, O +to O +check O +whether O +they O +are O +sensitive O +to O +T3 O +, O +and O +to O +examine O +the O +mechanism O +of O +regulation O +. O + +Their O +circadian O +responses O +to O +both O +photic O +and O +non O +- O +photic O +cues O +were O +then O +tested O +. O + +Human B-GENE +Duo I-GENE +contains O +a O +guanine B-GENE +nucleotide I-GENE +exchange I-GENE +factor I-GENE +( O +GEF B-GENE +) O +domain O +that O +is O +likely O +to O +be O +rac1 B-GENE +- O +specific O +, O +a O +pleckstrin B-GENE +homology I-GENE +( O +PH B-GENE +) O +domain O +and O +spectrin B-GENE +- I-GENE +like I-GENE +repeat I-GENE +units I-GENE +. O + +ArgR B-GENE +was O +shown O +to O +be O +a O +dimer O +of O +two O +equal O +subunits O +, O +each O +with O +a O +molecular O +mass O +of O +37 O +, O +000 O +Da O +. O + +Plasma B-GENE +leptin I-GENE +concentrations O +were O +higher O +in O +women O +than O +men O +, O +even O +after O +the O +adjustment O +for O +differences O +in O +fat O +mass O +( O +28 O ++ O +/ O +- O +3 O +ng O +/ O +ml O +for O +women O +vs O +. O + +Consistent O +with O +effects O +on O +STAT B-GENE +activation O +, O +altered O +SHP B-GENE +- I-GENE +1 I-GENE +expression O +also O +affected O +EGF B-GENE +- O +induced O +activation O +of O +the O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +pathway O +; O +expression O +of O +SHP B-GENE +- I-GENE +1 I-GENE +- I-GENE +( I-GENE +Cys I-GENE +- I-GENE +- I-GENE +> I-GENE +Ser I-GENE +) I-GENE +inhibited O +activity O +of O +MEK B-GENE +by O +approximately O +25 O +% O +, O +whereas O +expression O +of O +SHP B-GENE +- I-GENE +1 I-GENE +resulted O +in O +a O +approximately O +25 O +% O +increase O +. O + +This O +interaction O +involved O +the O +SH3 B-GENE +region I-GENE +of O +p50 B-GENE +( O +csk B-GENE +) O +and O +a O +proline O +- O +rich O +region O +( O +PPPLPERTPESFVLADM O +) O +outside O +the O +catalytic O +region O +of O +PTP B-GENE +- O +PEST O +. O + +Following O +2 O +. O +5 O +Gy O +, O +HbO2 B-GENE +changes O +were O +minimal O +. O + +Among O +38 O +patients O +with O +inducible O +reentrant O +VTs O +who O +underwent O +electrophysiologic O +study O +( O +EPS O +) O +, O +10 O +VTs O +of O +six O +patients O +were O +selected O +. O + +The O +cycle O +length O +of O +induced O +VT O +( O +n O += O +10 O +VTs O +) O +was O +380 O ++ O +/ O +- O +41 O +msec O +. O + +Transient O +hyperammonaemia O +in O +an O +adult O +German O +shepherd O +dog O +. O + +We O +established O +that O +the O +2 O +. O +6 O +kb O +mRNA O +V O +- O +1 O +and O +the O +2 O +. O +3 O +kb O +GGT B-GENE +mRNA O +V O +- O +2 O +derive O +, O +by O +alternate O +splicing O +, O +from O +a O +primary O +transcript O +initiated O +on O +a O +distal O +promoter O +on O +the O +rat B-GENE +GGT I-GENE +gene I-GENE +. O + +A O +specific O +distal O +promoter O +controls O +gamma B-GENE +- I-GENE +glutamyl I-GENE +transpeptidase I-GENE +gene I-GENE +expression O +in O +undifferentiated O +rat O +transformed O +liver O +cells O +. O + +These O +repressor O +sites O +are O +pyrimidine O +rich O +and O +bind O +avidly O +to O +the O +polypyrimidine B-GENE +tract I-GENE +binding I-GENE +protein I-GENE +( O +PTB B-GENE +) O +in O +HeLa O +nuclear O +extracts O +as O +determined O +by O +UV O +crosslinking O +/ O +competition O +assays O +. O + +For O +higher O +expression O +of O +lipA B-GENE +in O +S O +. O +lividans O +, O +the O +gene O +was O +cloned O +next O +to O +the O +strong O +aphII B-GENE +promoter I-GENE +. O + +Within O +a O +135 O +- O +bp O +core O +homology O +region O +, O +the O +human B-GENE +HS12 I-GENE +enhancers I-GENE +are O +approximately O +90 O +% O +identical O +to O +the O +murine O +homolog O +and O +include O +several O +motifs O +previously O +demonstrated O +to O +be O +important O +for O +function O +of O +the O +murine O +enhancer O +; O +additional O +segments O +of O +high O +sequence O +conservation O +suggest O +the O +possibility O +of O +previously O +unrecognized O +functional O +motifs O +. O + +The O +two O +cysteine O +residues O +located O +in O +this O +additional O +region O +may O +be O +involved O +in O +the O +formation O +of O +a O +disulfide O +bridge O +associated O +with O +the O +activation O +process O +of O +the O +catalytic O +activity O +. O + +The O +por B-GENE +gene I-GENE +has O +been O +expressed O +, O +for O +the O +first O +time O +, O +in O +anaerobically O +grown O +Escherichia O +coli O +behind O +the O +isopropyl O +- O +beta O +- O +D O +- O +thiogalactopyranoside O +- O +inducible O +tac B-GENE +promoter I-GENE +, O +resulting O +in O +the O +production O +of O +POR B-GENE +in O +its O +active O +form O +. O + +When O +the O +downstream O +operator O +was O +altered O +, O +there O +was O +a O +fourfold O +reduction O +in O +reporter O +enzyme O +levels O +. O + +The O +ORF3 O +mutant O +produced O +reduced O +levels O +of O +tabtoxin B-GENE +, O +indicating O +that O +ORF3 O +may O +have O +a O +role O +in O +T B-GENE +beta I-GENE +L I-GENE +biosynthesis O +. O + +Refined O +Cox O +models O +using O +a O +CD4 B-GENE +count O +of O +150 O +/ O +microL O +rather O +than O +200 O +/ O +microL O +to O +distinguish O +I0 O +and O +I1 O +yielded O +a O +simplified O +model O +with O +better O +fit O +to O +the O +observed O +data O +. O + +However O +, O +the O +published O +reports O +consist O +of O +a O +small O +number O +of O +patients O +and O +limited O +data O +. O + +These O +transcripts O +contain O +the O +5 O +' O +ends O +of O +mature O +UbCRBP B-GENE +mRNAs I-GENE +; O +extend O +through O +UbCRBP B-GENE +, O +across O +the O +intergenic O +region O +, O +and O +a O +significant O +distance O +3 O +' O +into O +the O +enolase B-GENE +gene I-GENE +. O + +The O +distribution O +of O +cryptosporidia O +in O +the O +intestine O +and O +number O +of O +cryptosporidia O +per O +ileal O +villus O +on O +different O +DPI O +were O +also O +estimated O +for O +detailed O +characterization O +of O +the O +infection O +in O +kids O +as O +a O +model O +for O +experimental O +cryptosporidiosis O +. O + +As O +a O +result O +, O +the O +subendocardial O +/ O +subepicardial O +blood O +flow O +ratio O +( O +ENDO O +/ O +EPI O +) O +increased O +from O +0 O +. O +44 O ++ O +/ O +- O +0 O +. O +09 O +during O +control O +stenosis O +to O +0 O +. O +85 O ++ O +/ O +- O +0 O +. O +13 O +after O +ITF O +1129 O +( O +10 O +micrograms O +/ O +kg O +/ O +min O +i O +. O +v O +. O +) O +and O +to O +0 O +. O +81 O ++ O +/ O +- O +0 O +. O +12 O +after O +NTG O +. O + +Proteasomes O +are O +the O +multisubunit O +protease O +involved O +in O +the O +generation O +of O +peptides O +presented O +by O +MHC B-GENE +class I-GENE +I I-GENE +molecules I-GENE +. O + +Takahashi O +, O +H O +. O + +For O +sputum B-GENE +interleukin I-GENE +- I-GENE +8 I-GENE +there O +was O +an O +estimated O +true O +treatment O +median O +difference O +of O +142 O +pg O +/ O +ml O +( O +95 O +% O +confidence O +interval O +( O +CI O +) O +8 O +to O +2866 O +pg O +/ O +ml O +) O +in O +favour O +of O +placebo O +; O +while O +for O +maximal O +expiratory O +flow O +at O +25 O +% O +( O +MEF25 O +% O +) O +remaining O +forced O +vital O +capacity O +predicted O +for O +sex O +and O +height O +there O +was O +a O +15 O +percentage O +points O +( O +pp O +) O +( O +95 O +% O +CI O +4 O +to O +26 O +pp O +) O +mean O +treatment O +difference O +in O +favour O +of O +placebo O +. O + +However O +, O +although O +deletion O +of O +Fp1 B-GENE +in O +the O +hCRBP1 B-GENE +gene I-GENE +yielded O +increased O +CAT B-GENE +activity O +, O +pointing O +toward O +a O +negative O +regulatory O +function O +exerted O +by O +this O +element O +, O +its O +insertion O +upstream O +of O +the O +p12 B-GENE +basal I-GENE +promoter I-GENE +results O +in O +an O +impressive O +positive O +stimulation O +of O +CAT B-GENE +gene I-GENE +expression O +. O + +Gaucher O +' O +s O +disease O +is O +a O +rare O +metabolic O +disorder O +characterized O +by O +the O +lack O +of O +beta B-GENE +- I-GENE +glucocerebrosidase I-GENE +enzyme I-GENE +. O + +The O +9 O +; O +22 O +chromosomal O +translocation O +characteristic O +of O +CML O +results O +in O +a O +fused O +bcr B-GENE +/ O +abl B-GENE +gene O +and O +an O +abnormal O +fusion O +protein O +, O +p210bcr B-GENE +/ O +abl B-GENE +. O + +By O +analyzing O +the O +RanGAP B-GENE +activity O +of O +a O +series O +of O +recombinantly O +expressed O +rna1p B-GENE +mutant I-GENE +derivatives O +, O +we O +show O +that O +the O +highly O +acidic O +sequence O +in O +the O +C O +- O +terminal O +domain O +of O +both O +yeast O +proteins O +is O +indispensable O +for O +activating O +Ran B-GENE +- O +mediated O +GTP O +hydrolysis O +. O + +In O +the O +absence O +of O +MHC B-GENE +class I-GENE +II I-GENE +, O +purified B-GENE +soluble I-GENE +D10 I-GENE +TCR I-GENE +bound O +to O +Staphylococcus B-GENE +aureus I-GENE +enterotoxin I-GENE +C2 I-GENE +with O +an O +association O +rate O +of O +1 O +. O +69 O ++ O +/ O +- O +0 O +. O +12 O +x O +10 O +( O +4 O +) O +M O +( O +- O +1 O +) O +sec O +( O +- O +1 O +) O +and O +a O +dissociation O +rate O +of O +1 O +. O +9 O ++ O +/ O +- O +0 O +. O +47 O +x O +10 O +( O +- O +2 O +) O +sec O +( O +- O +1 O +) O +, O +giving O +a O +dissociation O +constant O +of O +1 O +. O +1 O +microM O +. O + +Evidence O +for O +such O +peak O +shifts O +has O +been O +found O +in O +the O +responses O +of O +auditory O +nerve O +fibers O +, O +cochlear O +microphonics O +, O +and O +the O +responses O +of O +outer O +hair O +cells O +and O +supporting O +cells O +in O +the O +cochlea O +, O +as O +well O +as O +in O +basilar O +membrane O +vibration O +measurements O +, O +and O +indirectly O +, O +in O +psychophysical O +data O +. O + +Mnt B-GENE +: O +Max B-GENE +complexes O +also O +efficiently O +suppress O +Myc B-GENE +- O +dependent O +activation O +from O +the O +same O +promoter O +. O + +Assays O +of O +total O +cholesterol O +as O +well O +as O +the O +HDL B-GENE +, O +HDL2 B-GENE +, O +LDL B-GENE +, O +triglycerides O +, O +endothelin B-GENE +- I-GENE +1 I-GENE +, O +lipoprotein B-GENE +( I-GENE +a I-GENE +) I-GENE +, O +estradiol O +and O +FSH B-GENE +were O +also O +obtained O +at O +baseline O +before O +receiving O +ERT O +and O +after O +3 O +months O +of O +ERT O +. O + +Six O +tandem O +repeats O +of O +the O +P B-GENE +element I-GENE +linked O +to O +the O +SV40 B-GENE +promoter I-GENE +responded O +to O +phorbol O +12 O +- O +myristate O +13 O +- O +acetate O +, O +while O +that O +of O +other O +elements O +did O +not O +. O + +The O +distributed O +current O +density O +J O +is O +calculated O +within O +the O +volume O +defined O +by O +the O +motor O +unit O +. O + +The O +cleavage O +dipeptides O +of O +C1YVV B-GENE +NIa I-GENE +protease I-GENE +are O +Q O +( O +E O +) O +/ O +S O +( O +A O +, O +G O +) O +. O + +However O +, O +we O +were O +unable O +to O +identify O +a O +p4 B-GENE +molecule O +. O + +( O +iv O +) O +The O +accumulation O +of O +cyclin B-GENE +D3 I-GENE +protein I-GENE +in O +Vero O +cells O +infected O +with O +an O +alpha0 B-GENE +deletion I-GENE +mutant I-GENE +was O +reduced O +relative O +to O +that O +of O +cells O +infected O +with O +wild O +- O +type O +virus O +or O +a O +recombinant O +virus O +in O +which O +the O +deleted O +alpha0 B-GENE +sequences I-GENE +were O +restored O +. O + +We O +report O +the O +preliminary O +biochemical O +characterization O +of O +the O +T B-GENE +antigens I-GENE +encoded O +by O +three O +SV40 O +mutants O +, O +5030 O +, O +5031 O +, O +and O +5061 O +, O +each O +of O +which O +have O +altered O +residues O +within O +or O +near O +the O +ATP O +binding O +pocket O +. O + +These O +effects O +were O +abrogated O +by O +co O +- O +expression O +of O +kinase B-GENE +- I-GENE +deficient I-GENE +PKC I-GENE +zeta I-GENE +and O +inhibition O +of O +phosphatidylinositol B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +p85alpha B-GENE +- O +p110 B-GENE +by O +wortmannin O +, O +LY294002 O +and O +a O +dominant O +- O +negative O +mutant O +of O +p85alpha B-GENE +. O + +Protein B-GENE +phosphatase I-GENE +2A I-GENE +is O +a O +critical O +regulator O +of O +protein B-GENE +kinase I-GENE +C I-GENE +zeta I-GENE +signaling O +targeted O +by O +SV40 B-GENE +small I-GENE +t I-GENE +to O +promote O +cell O +growth O +and O +NF B-GENE +- I-GENE +kappaB I-GENE +activation O +. O + +Interestingly O +, O +the O +RXRalphaF318A B-GENE +constitutive O +activity O +generated O +within O +heterodimers O +in O +the O +presence O +of O +BMS614 O +requires O +the O +integrity O +of O +both O +RXR B-GENE +and O +RAR B-GENE +AF O +- O +2 O +domains O +. O + +These O +introns O +contain O +only O +single O +snoRNA B-GENE +genes I-GENE +and O +their O +processing O +involves O +exonucleolytic O +release O +of O +the O +snoRNA O +from O +debranched O +intron O +lariats O +. O + +Recent O +studies O +have O +shown O +that O +the O +Src B-GENE +homology I-GENE +- I-GENE +2 I-GENE +( O +SH2 B-GENE +) O +domain O +- O +containing O +protein B-GENE +- I-GENE +tyrosine I-GENE +phosphatase I-GENE +, O +SHP B-GENE +- I-GENE +2 I-GENE +, O +associates O +with O +the O +cytoplasmic O +domain O +of O +PECAM B-GENE +- I-GENE +1 I-GENE +as O +it O +becomes O +tyrosine O +- O +phosphorylated O +during O +platelet O +aggregation O +: O +a O +process O +that O +can O +be O +mimicked O +in O +part O +by O +small O +synthetic O +phosphopeptides O +corresponding O +to O +the O +cytoplasmic O +domain O +of O +PECAM B-GENE +- I-GENE +1 I-GENE +encompassing O +tyrosine O +residues O +Tyr O +- O +663 O +or O +Tyr O +- O +686 O +. O + +Underlying O +the O +clustering O +of O +these O +risk O +variables O +were O +three O +factors O +. O + +Supplementation O +was O +stopped O +when O +pl B-GENE +- I-GENE +ALB I-GENE +reached O +2 O +. O +0 O +g O +/ O +dL O +. O + +Detection O +of O +airborne O +Mycobacterium O +tuberculosis O +by O +air O +filtration O +and O +polymerase O +chain O +reaction O +. O + +These O +findings O +show O +that O +EBP50 B-GENE +is O +a O +physiologically O +relevant O +ezrin B-GENE +binding I-GENE +protein I-GENE +. O + +This O +family O +of O +proteins O +binds O +GC O +- O +rich O +motifs O +widely O +distributed O +in O +gene O +promoters O +, O +resulting O +in O +distinct O +activation O +or O +repression O +of O +transcriptional O +activities O +. O + +Deletion O +of O +the O +POR2 B-GENE +gene I-GENE +alone O +had O +no O +detectable O +phenotype O +, O +while O +yeasts O +with O +deletions O +of O +both O +the O +POR1 B-GENE +and O +POR2 B-GENE +genes I-GENE +were O +viable O +and O +able O +to O +grow O +on O +glycerol O +at O +30 O +degrees O +C O +, O +albeit O +more O +slowly O +than O +delta B-GENE +por1 I-GENE +single I-GENE +mutants I-GENE +. O + +Furthermore O +, O +our O +novel O +observation O +that O +expression O +of O +a O +highly O +activated O +FGFR3 B-GENE +kinase I-GENE +domain I-GENE +is O +able O +to O +morphologically O +transform O +fibroblasts O +suggests O +that O +dysregulation O +of O +FGFR3 B-GENE +has O +the O +potential O +to O +play O +a O +role O +in O +human O +neoplasia O +. O + +Involvement O +of O +AP B-GENE +- I-GENE +2 I-GENE +in O +regulation O +of O +the O +R B-GENE +- I-GENE +FABP I-GENE +gene I-GENE +in O +the O +developing O +chick O +retina O +. O + +However O +, O +Cbf5p B-GENE +was O +found O +to O +be O +nucleolar O +and O +is O +highly O +homologous O +to O +the O +rat B-GENE +nucleolar I-GENE +protein I-GENE +NAP57 I-GENE +, O +which O +coimmunoprecipitates O +with O +Nopp140 B-GENE +and O +which O +is O +postulated O +to O +be O +involved O +in O +nucleolar O +- O +cytoplasmic O +shuttling O +( O +U O +. O + +This O +newly O +described O +organism O +was O +difficult O +to O +identify O +due O +to O +discrepancies O +between O +the O +Vitek O +and O +API O +20E O +identification O +systems O +. O + +Ig B-GENE +heavy I-GENE +chain I-GENE +class O +switching O +is O +directed O +by O +cytokines O +inducing O +transcription O +from O +unrearranged O +CH B-GENE +genes I-GENE +. O + +The O +available O +data O +suggest O +that O +the O +NF B-GENE +kappa I-GENE +B2 I-GENE +nucleoprotein I-GENE +complex I-GENE +may O +cooperate O +with O +DNA O +- O +bound O +STAT6 B-GENE +to O +achieve O +IL B-GENE +- I-GENE +4 I-GENE +- O +dependent O +activation O +of O +the O +human B-GENE +IgE I-GENE +germline I-GENE +gene I-GENE +. O + +EXERCISE O +IN O +THE O +TERRESTRIAL O +CHRISTMAS O +ISLAND O +RED O +CRAB O +GECARCOIDEA O +NATALIS O +- O +ENERGETICS O +OF O +LOCOMOTION O + +THE O +SCALING O +OF O +SONG O +FREQUENCY O +IN O +CICADAS O + +In O +this O +study O +we O +have O +introduced O +mutations O +into O +the O +corresponding O +elements O +of O +two O +cox3 B-GENE +promoters I-GENE +and O +show O +that O +while O +the O +core O +element O +is O +essential O +for O +cox3 B-GENE +promoter I-GENE +activity O +, O +upstream O +element O +mutations O +have O +little O +or O +no O +effect O +. O + +We O +found O +that O +multiple O +tumor O +suppressor O +genes O +( O +e O +. O +g O +. O +, O +p53 B-GENE +, O +DCC B-GENE +, O +APC B-GENE +, O +MCC B-GENE +, O +BRCA1 B-GENE +, O +and O +WAF1 B-GENE +/ O +CIP1 B-GENE +) O +were O +inactivated O +at O +different O +frequencies O +via O +various O +mechanisms O +[ O +e O +. O +g O +. O +, O +loss O +of O +heterozygosity O +( O +LOH O +) O +, O +loss O +of O +expression O +( O +LOE O +) O +, O +mutation O +, O +and O +inactivation O +by O +cellular O +binding O +protein O +] O +. O + +The O +histidine O +- O +tagged O +gene O +, O +rpoCHIS B-GENE +, O +was O +used O +to O +replace O +the O +wild O +- O +type O +allele O +in O +the O +chromosome O +of O +S O +. O +coelicolor O +and O +S O +. O +lividans O +. O + +Because O +the O +deletion O +included O +the O +TK B-GENE +gene I-GENE +, O +selection O +with O +gancyclovir O +against O +cells O +not O +having O +undergone O +recombination O +was O +possible O +. O + +Lack O +of O +controlled O +prospective O +studies O +of O +sleep O +electroencephalograms O +( O +EEG O +) O +, O +and O +the O +use O +of O +medication O +, O +in O +children O +with O +developmental O +dysphasia O +, O +may O +deny O +appropriate O +treatment O +strategies O +to O +children O +with O +severe O +developmental O +speech O +and O +language O +disorders O +. O + +Widening O +of O +the O +abdominal O +aortic O +wall O +on O +an O +ultrasound O +examination O +was O +the O +key O +to O +the O +incidental O +diagnosis O +of O +a O +clinically O +unsuspected O +type O +B O +dissection O +. O + +Fermentation O +process O +after O +supplementation O +of O +nitrate O +, O +nitrite O +, O +lactic O +acid O +bacteria O +and O +formic O +acid O + +Substrates O +include O +the O +p21 B-GENE +( O +ras B-GENE +) O +proteins O +, O +nuclear B-GENE +lamins I-GENE +, O +and O +a O +series O +of O +retinal O +proteins O +. O + +Ovaries O +of O +10 O +animals O +per O +group O +from O +16 O +studies O +in O +CD O +- O +1 O +mice O +and O +1 O +study O +each O +in O +C3H O +and O +C57BL O +/ O +6 O +mice O +were O +sectioned O +serially O +at O +6 O +microm O +. O + +The O +Trx B-GENE +- O +CT B-GENE +fusion O +protein O +was O +produced O +less O +efficiently O +( O +20 O +% O +of O +total O +soluble O +cellular O +protein O +) O +. O + +A O +data O +base O +homology O +search O +revealed O +that O +the O +predicted O +ER1 B-GENE +amino O +acid O +sequence O +contains O +three O +regions O +of O +similarity O +to O +the O +rat O +and O +human O +proteins O +encoded O +by O +the O +metastasis O +- O +associated O +gene O +, O +mta1 B-GENE +, O +and O +two O +regions O +of O +similarity O +to O +the O +Caenorhabditis O +elegans O +sequence O +that O +is O +similar O +to O +mta1 B-GENE +. O + +The O +sequenced O +cDNA O +predicts O +a O +704 O +- O +amino O +acid O +protein O +80 O +% O +identical O +to O +human B-GENE +progelatinase I-GENE +B I-GENE +. O + +The O +inhibition O +by O +cytosolic O +Ca2 O ++ O +was O +caused O +by O +a O +decrease O +in O +cooperativity O +and O +by O +a O +shift O +in O +EC50 O +toward O +higher O +InsP3 O +concentrations O +. O + +RESULTS O +: O +The O +standardised O +mortality O +ratio O +( O +SMR O +) O +for O +all O +malignant O +neoplasms O +was O +94 O +( O +95 O +% O +CI O +74 O +to O +118 O +) O +. O + +Sequence O +analysis O +of O +this O +region O +revealed O +three O +eight O +- O +bp O +repetitive O +elements O +, O +the O +deletion O +of O +which O +restored O +wild O +- O +type O +levels O +of O +luciferase B-GENE +activity O +to O +the O +- O +916 O +- O +bp O +reporter O +plasmid O +. O + +Using O +5 O +' O +RACE O +and O +reverse O +transcription O +- O +PCR O +( O +RT O +- O +PCR O +) O +methodologies O +, O +we O +cloned O +these O +sequences O +from O +brain O +and O +placenta O +and O +found O +this O +material O +to O +be O +composed O +of O +alternatively O +spliced O +exons O +using O +a O +previously O +reported O +noncoding O +exon O +( O +1A O +) O +and O +a O +novel O +97 O +- O +bp O +noncoding O +exon O +( O +1B O +) O +. O + +This O +is O +the O +first O +study O +in O +which O +mutation O +screening O +has O +been O +performed O +for O +both O +the O +EXT1 B-GENE +and O +EXT2 B-GENE +genes I-GENE +prior O +to O +any O +linkage O +analysis O +. O + +Positron O +emission O +tomography O +radioligands O +for O +dopamine B-GENE +transporters I-GENE +and O +studies O +in O +human O +and O +nonhuman O +primates O +. O + +Expression O +from O +this O +element O +is O +regulated O +by O +a O +heteromeric O +protein O +complex O +containing O +ubiquitous O +( O +i O +. O +e O +. O +the O +E2A B-GENE +- O +and O +HEB B-GENE +- I-GENE +encoded I-GENE +proteins I-GENE +) O +and O +islet O +- O +enriched O +members O +of O +the O +bHLH B-GENE +family I-GENE +. O + +Thus O +, O +the O +CCAAT O +box O +also O +has O +tissue O +- O +specific O +characteristics O +that O +assist O +in O +targeting O +expression O +of O +the O +alpha B-GENE +- I-GENE +subunit I-GENE +gene I-GENE +to O +trophoblasts O +. O + +U4 B-GENE +/ O +U6 B-GENE +snRNP O +is O +one O +of O +four O +essential O +small O +nuclear O +ribonucleoprotein O +( O +snRNP O +) O +particles O +( O +U1 B-GENE +, O +U2 B-GENE +, O +U5 B-GENE +and O +U4 B-GENE +/ O +U6 B-GENE +) O +present O +in O +the O +spliceosome O +. O + +Hprp3p B-GENE +is O +a O +77 O +kDa O +protein O +, O +which O +is O +homologous O +to O +the O +Saccharomyces B-GENE +cerevisiae I-GENE +splicing I-GENE +factor I-GENE +Prp3p I-GENE +. O + +The O +growth O +- O +promoting O +properties O +of O +the O +retroviral B-GENE +v I-GENE +- I-GENE +erbA I-GENE +oncogene I-GENE +, O +a O +highly O +mutated O +version O +of O +the O +chicken B-GENE +thyroid I-GENE +hormone I-GENE +receptor I-GENE +( I-GENE +TR I-GENE +) I-GENE +alpha I-GENE +, O +have O +so O +far O +exclusively O +been O +linked O +to O +dominant O +repression O +of O +the O +antimitogenic O +roles O +of O +TR B-GENE +and O +retinoic B-GENE +acid I-GENE +receptors I-GENE +. O + +We O +cloned O +a O +complete O +cDNA O +( O +2 O +. O +9 O +kb O +) O +for O +HET B-GENE +from O +an O +MCF O +- O +7 O +cDNA O +library O +. O + +The O +most O +common O +grade O +3 O +toxicity O +was O +neutropenia O +, O +thrombocytopenia O +, O +and O +parasthesias O +( O +observed O +in O +< O +10 O +% O +of O +cycles O +) O +. O + +Serum O +concentrations O +of O +E2 O +and O +TBOH O +were O +measured O +on O +d O +0 O +, O +1 O +, O +3 O +, O +5 O +, O +7 O +, O +13 O +, O +21 O +, O +28 O +, O +42 O +, O +56 O +, O +84 O +, O +112 O +, O +and O +140 O +in O +finishing O +heifers O +administered O +the O +following O +treatments O +: O +1 O +) O +control O +; O +2 O +) O +MGA O +, O +. O +5 O +mg O +per O +heifer O +daily O +; O +3 O +) O +Revalor O +- O +H O +( O +140 O +mg O +TBA O ++ O +14 O +mg O +E2 O +) O +; O +4 O +) O +Revalor O +- O +H O ++ O +MGA O +; O +5 O +) O +Finaplix O +- O +H O +( O +200 O +mg O +TBA O +) O +; O +and O +6 O +) O +Finaplix O +- O +H O ++ O +MGA O +. O + +Serum O +E2 O +concentrations O +increased O +numerically O +two O +- O +to O +threefold O +from O +d O +56 O +to O +140 O +in O +controls O +fed O +MGA O +, O +compared O +with O +controls O +not O +fed O +MGA O +. O + +Interferon B-GENE +Regulatory I-GENE +Factor I-GENE +( I-GENE +IRF I-GENE +) I-GENE +- I-GENE +1 I-GENE +has O +been O +characterized O +as O +an O +important O +growth O +regulatory O +and O +immunomodulatory O +transcription O +factor O +. O + +The O +genomic O +structure O +of O +brk B-GENE +consists O +of O +8 O +exons O +, O +whose O +boundaries O +are O +distinct O +from O +other O +non O +- O +receptor O +PTK B-GENE +family I-GENE +members O +, O +again O +indicating O +a O +structural O +and O +functional O +divergence O +. O + +We O +have O +previously O +reported O +that O +expression O +of O +a O +tumour O +derived O +brk B-GENE +cDNA I-GENE +in O +mouse O +embryonic O +fibroblasts O +and O +human O +mammary O +epithelial O +cells O +supports O +anchorage O +independent O +growth O +, O +and O +in O +the O +latter O +potentiates O +the O +mitogenic O +response O +to O +epidermal B-GENE +growth I-GENE +factor I-GENE +. O + +Anti B-GENE +- I-GENE +hepatitis I-GENE +A I-GENE +virus O +( O +HAV O +) O +titer O +after O +vaccination O +was O +measured O +in O +83 O +HIV O +- O +positive O +and O +39 O +HIV O +- O +negative O +men O +. O + +One O +skull O +does O +not O +a O +species O +make O +. O + +Surprisingly O +, O +calf B-GENE +thymus I-GENE +CstF I-GENE +contained O +an O +additional O +, O +novel O +form O +of O +the O +64 O +- O +kDa O +subunit O +with O +a O +molecular O +mass O +of O +70 O +kDa O +. O + +Our O +results O +favor O +the O +possibility O +that O +the O +Drosophila B-GENE +EGF I-GENE +receptor I-GENE +DER B-GENE +/ O +Egfr B-GENE +expressed O +by O +the O +EMA O +cells O +functions O +as O +a O +receptor O +for O +Vein B-GENE +. O + +PATIENTS O +AND O +METHODS O +: O +In O +807 O +consecutive O +patients O +from O +the O +Chilean O +National O +Registry O +of O +Acute O +Myocardial O +Infarction O +we O +analyzed O +the O +resolution O +of O +chest O +pain O +and O +ST O +segment O +elevation O +over O +50 O +% O +within O +the O +first O +90 O +min O +, O +abrupt O +CK B-GENE +rise O +within O +8 O +h O +and O +T O +wave O +inversion O +in O +infarct O +related O +EKG O +leads O +within O +the O +first O +24 O +h O +after O +thrombolysis O +. O + +Because O +of O +the O +operon O +structure O +of O +this O +organism O +, O +traditional O +methods O +such O +as O +insertional O +mutagenesis O +run O +the O +risk O +of O +introducing O +polar O +effects O +on O +downstream O +genes O +or O +creating O +secondary O +mutations O +elsewhere O +in O +the O +genome O +. O + +It O +has O +been O +proposed O +that O +the O +parCBA B-GENE +operon I-GENE +encodes O +a O +plasmid O +partitioning O +system O +( O +M O +. O + +Furthermore O +, O +the O +insertion O +of O +the O +ColE1 B-GENE +cer I-GENE +site I-GENE +into O +the O +RK2 O +plasmid O +deleted O +for O +the O +par O +region O +failed O +to O +stabilize O +the O +plasmid O +in O +the O +MC1061K O +strain O +, O +indicating O +that O +the O +multimer O +resolution O +activity O +encoded O +by O +parCBA B-GENE +is O +not O +by O +itself O +responsible O +for O +the O +stabilization O +activity O +observed O +for O +this O +operon O +. O + +To O +examine O +the O +basis O +for O +the O +apparent O +differences O +in O +postsegregational O +killing O +between O +the O +two O +E O +. O +coli O +strains O +, O +transformation O +assays O +were O +carried O +out O +to O +determine O +the O +relative O +sensitivities O +of O +the O +strains O +to O +the O +ParE B-GENE +toxin I-GENE +protein I-GENE +. O + +Splice O +- O +junction O +elements O +and O +intronic O +sequences O +regulate O +alternative O +splicing O +of O +the O +Drosophila O +myosin B-GENE +heavy I-GENE +chain I-GENE +gene I-GENE +transcript O +. O + +Nucleotide O +sequence O +analysis O +of O +R O +has O +revealed O +similarities O +to O +the O +R1 O +plasmid O +found O +in O +some O +South O +American O +maize O +races O +with O +RU O +cytoplasm O +, O +to O +the O +M1 O +plasmid O +found O +in O +one O +source O +of O +Zea O +luxurians O +teosinte O +, O +to O +the O +atp9 B-GENE +mitochondrial I-GENE +gene I-GENE +and O +its O +3 O +' O +flanking O +sequence O +, O +and O +also O +to O +a O +region O +3 O +' O +to O +the O +orf221 B-GENE +gene I-GENE +. O + +We O +have O +measured O +the O +kinetics O +of O +the O +recovery O +of O +mRNA O +synthesis O +in O +the O +inducible O +GAL10 B-GENE +and O +RNR3 B-GENE +genes I-GENE +after O +exposure O +of O +yeast O +cells O +to O +ultraviolet O +( O +UV O +) O +radiation O +. O + +Cloning O +of O +a O +human B-GENE +phosphoinositide I-GENE +3 I-GENE +- I-GENE +kinase I-GENE +with O +a O +C2 B-GENE +domain O +that O +displays O +reduced O +sensitivity O +to O +the O +inhibitor O +wortmannin O +. O + +Ea O +value O +was O +calculated O +as O +the O +ratio O +of O +the O +steady O +- O +state O +end O +- O +systolic O +aortic O +pressure O +( O +ESAP O +) O +to O +stroke O +volume O +( O +thermodilution O +) O +. O + +Functional O +analysis O +of O +promoter O +activity O +of O +the O +5 O +' O +- O +flanking O +region O +of O +cyclin B-GENE +D2 I-GENE +suggested O +that O +the O +region O +- O +1 O +, O +100 O +to O +- O +805 O +including O +C B-GENE +/ I-GENE +EBP I-GENE +, O +PEA3 B-GENE +, O +AP2 B-GENE +, O +NF B-GENE +- I-GENE +Y I-GENE +, O +c B-GENE +- I-GENE +Myc I-GENE +, O +and O +Sp1 B-GENE +may O +have O +a O +major O +positive O +regulatory O +activity O +for O +expression O +of O +cyclin B-GENE +D2 I-GENE +. O + +Effect O +of O +alcohol O +on O +minimal O +effective O +nCPAP O +pressure O + +In O +contrast O +, O +resensitization O +of O +a O +sequestration O +- O +impaired O +beta2AR B-GENE +mutant O +( O +Y326A O +) O +was O +reestablished O +following O +the O +overexpression O +of O +either O +GRK2 B-GENE +or O +beta B-GENE +- I-GENE +arrestin I-GENE +1 I-GENE +. O + +The O +medium O +chains O +of O +these O +complexes O +, O +mu1 B-GENE +and O +mu2 B-GENE +, O +have O +been O +implicated O +in O +two O +types O +of O +interaction O +: O +assembly O +with O +the O +beta1 B-GENE +and I-GENE +beta2 I-GENE +chains I-GENE +of O +the O +corresponding O +complexes O +and O +recognition O +of O +tyrosine O +- O +based O +sorting O +signals O +. O + +Osmotic O +shock O +stimulates O +GLUT4 B-GENE +translocation O +in O +3T3L1 O +adipocytes O +by O +a O +novel O +tyrosine B-GENE +kinase I-GENE +pathway O +. O + +We O +also O +identified O +Sp1 B-GENE +, O +Sp3 B-GENE +, O +and O +NGFI B-GENE +- I-GENE +A I-GENE +/ O +Egr B-GENE +- I-GENE +1 I-GENE +as O +the O +primary O +nuclear O +transcription O +factors O +binding O +to O +TRE1 B-GENE +which O +mediate O +Tax B-GENE +responsiveness O +. O + +Interestingly O +, O +segment O +nesting O +differentially O +increases O +the O +copy O +number O +of O +genes O +encoded O +by O +segment O +W O +, O +suggesting O +that O +the O +unusual O +genomic O +organization O +of O +PDVs O +may O +be O +directly O +linked O +to O +the O +unique O +functions O +of O +this O +virus O +in O +its O +obligate O +mutualistic O +association O +with O +parasitic O +wasps O +. O + +Processivity O +of O +DNA O +synthesis O +by O +the O +mutant O +holoenzyme O +containing O +pcna B-GENE +- I-GENE +79 I-GENE +was O +unaffected O +on O +poly O +( O +dA O +) O +x O +oligo O +( O +dT O +) O +but O +was O +dramatically O +reduced O +on O +a O +natural O +template O +with O +secondary O +structure O +. O + +Alanine O +substitution O +mutations O +in O +the O +Zta B-GENE +activation I-GENE +domain I-GENE +which O +eliminate O +the O +ability O +of O +Zta B-GENE +to O +stimulate O +the O +D B-GENE +- I-GENE +A I-GENE +complex I-GENE +were O +examined O +. O + +The O +Scm B-GENE +and O +ph B-GENE +proteins O +share O +a O +homology O +domain O +with O +38 O +% O +identity O +over O +a O +length O +of O +65 O +amino O +acids O +, O +termed O +the O +SPM O +domain O +, O +that O +is O +located O +at O +their O +respective O +C O +termini O +. O + +It O +has O +been O +previously O +shown O +that O +genes O +transcribed O +by O +RNA B-GENE +polymerase I-GENE +II I-GENE +( O +RNAP B-GENE +II I-GENE +) O +are O +subject O +to O +position O +effect O +variegation O +when O +located O +near O +yeast O +telomeres O +. O + +Likewise O +, O +rad6 B-GENE +- I-GENE +delta I-GENE +reduces O +silencing O +of O +the O +telomere B-GENE +- I-GENE +located I-GENE +RNAP I-GENE +II I-GENE +- I-GENE +transcribed I-GENE +genes I-GENE +URA3 I-GENE +and O +ADE2 B-GENE +. O + +The O +amplitude O +of O +detrusor O +contractions O +at O +6 O +, O +12 O +, O +and O +24 O +hours O +showed O +no O +significant O +difference O +from O +that O +in O +the O +controls O +. O + +In O +the O +predicted O +transmembrane O +domain O +, O +Casr B-GENE +- I-GENE +rs2 I-GENE +and O +Casr B-GENE +- I-GENE +rs3 I-GENE +are O +95 O +% O +identical O +to O +Casr B-GENE +- I-GENE +rs1 I-GENE +. O + +PET O +activation O +studies O +are O +performed O +widely O +to O +study O +human O +brain O +function O +. O + +F B-GENE +- I-GENE +box I-GENE +proteins I-GENE +are O +receptors O +that O +recruit O +phosphorylated O +substrates O +to O +the O +SCF B-GENE +ubiquitin B-GENE +- O +ligase B-GENE +complex O +. O + +In O +the O +context O +of O +liver O +allograft O +shortage O +, O +our O +results O +suggest O +that O +an O +ELT O +should O +not O +be O +performed O +in O +patients O +with O +cardiac O +failure O +, O +more O +than O +two O +OSF O +, O +or O +an O +APACHE O +II O +score O +higher O +than O +30 O +. O + +The O +SH3 B-GENE +domains I-GENE +of O +Grb2 B-GENE +bound O +in O +vitro O +to O +specific O +proline O +- O +rich O +motifs O +in O +the O +HPK1 B-GENE +tail O +and O +functioned O +synergistically O +to O +direct O +the O +stable O +binding O +of O +Grb2 B-GENE +to O +HPK1 B-GENE +in O +transfected O +Cos1 O +cells O +. O + +By O +far O +- O +Western O +analysis O +and O +coimmunoprecipitation O +studies O +, O +we O +demonstrate O +that O +ZNF74 B-GENE +interacts O +, O +via O +its O +zinc O +finger O +domain O +, O +with O +the O +hyperphosphorylated O +largest O +subunit O +of O +RNA B-GENE +polymerase I-GENE +II I-GENE +( O +pol B-GENE +IIo I-GENE +) O +but O +not O +with O +the O +hypophosphorylated O +form O +. O + +Thus O +, O +ZNF74 B-GENE +sublocalization O +in O +nuclear O +domains O +enriched O +in O +pre O +- O +mRNA O +maturating O +factors O +, O +its O +RNA O +binding O +activity O +, O +and O +its O +direct O +phosphodependent O +interaction O +with O +the O +pol B-GENE +IIo I-GENE +, O +a O +form O +of O +the O +RNA B-GENE +polymerase I-GENE +functionally O +associated O +with O +pre O +- O +mRNA O +processing O +, O +suggest O +a O +role O +for O +this O +member O +of O +the O +KRAB B-GENE +multifinger I-GENE +protein I-GENE +family I-GENE +in O +RNA O +processing O +. O + +Ki B-GENE +- I-GENE +ras4BVal I-GENE +- I-GENE +12 I-GENE +transfectant O +cells O +expressed O +2 O +- O +fold O +elevated O +protein O +levels O +of O +the O +lysosomal B-GENE +cysteine I-GENE +protease I-GENE +cathepsin B-GENE +B I-GENE +but O +did O +not O +up O +- O +regulate O +cathepsin B-GENE +B I-GENE +mRNA I-GENE +expression O +. O + +The O +cellular O +rate O +of O +anticoagulant B-GENE +heparan I-GENE +sulfate I-GENE +proteoglycan I-GENE +( O +HSPGact B-GENE +) O +generation O +is O +determined O +by O +the O +level O +of O +a O +kinetically O +limiting O +microsomal O +activity O +, O +HSact O +conversion O +activity O +, O +which O +is O +predominantly O +composed O +of O +the O +long O +sought O +heparan B-GENE +sulfate I-GENE +D I-GENE +- I-GENE +glucosaminyl I-GENE +3 I-GENE +- I-GENE +O I-GENE +- I-GENE +sulfotransferase I-GENE +( O +3 B-GENE +- I-GENE +OST I-GENE +) O +( O +Shworak O +, O +N O +. O + +Interestingly O +, O +EGF B-GENE +, O +but O +not O +insulin B-GENE +, O +stimulated O +tyrosine O +phosphorylation O +of O +c B-GENE +- I-GENE +cbl I-GENE +and O +its O +association O +with O +Crk B-GENE +- I-GENE +II I-GENE +. O + +An O +end O +to O +the O +lottery O +. O + +We O +previously O +showed O +that O +the O +N O +- O +terminal O +portion O +common O +to O +various O +chimeric B-GENE +MLL I-GENE +products I-GENE +, O +as O +well O +as O +to O +MLL B-GENE +- I-GENE +LTG9 I-GENE +and O +MLL B-GENE +- I-GENE +LTG19 I-GENE +, O +localizes O +in O +the O +nuclei O +, O +and O +therefore O +suggested O +that O +it O +might O +play O +an O +important O +role O +in O +leukemogenesis O +. O + +Our O +results O +suggest O +that O +the O +pattern O +of O +blood O +supply O +is O +relevant O +to O +the O +structural O +organisation O +of O +mature O +lamellar O +bone O +around O +the O +implant O +. O + +Induction O +of O +AtP5CS1 B-GENE +mRNA I-GENE +accumulation O +in O +salt O +- O +treated O +seedlings O +involves O +an O +immediate O +early O +transcriptional O +response O +regulated O +by O +ABA O +signalling O +that O +is O +not O +inhibited O +by O +cycloheximide O +, O +but O +abolished O +by O +the O +deficiency O +of O +ABA O +biosynthesis O +in O +the O +aba1 B-GENE +Arabidopsis I-GENE +mutant I-GENE +. O + +It O +thus O +appears O +that O +MAPK B-GENE +functions O +in O +meiotic O +maturation O +by O +preventing O +unfertilized O +eggs O +from O +proceeding O +into O +parthenogenetic O +development O +. O + +A O +positive O +correlation O +between O +serum B-GENE +myoglobin I-GENE +and O +CA B-GENE +III I-GENE +concentrations O +( O +rs O += O +0 O +. O +933 O +, O +P O +< O +0 O +. O +001 O +) O +was O +observed O +in O +hemodialyzed O +patients O +with O +chronic O +renal O +failure O +. O + +Furthermore O +, O +the O +over O +- O +replication O +phenotype O +produced O +by O +this O +mutant B-GENE +p65cdc18 I-GENE +is O +resistant O +to O +increased O +mitotic O +cyclin B-GENE +/ O +CDK B-GENE +activity O +, O +a O +known O +inhibitor O +of O +over O +- O +replication O +. O + +Rip1p B-GENE +is O +inessential O +, O +associated O +with O +nuclear O +pore O +complexes O +, O +and O +structurally O +related O +to O +the O +FG B-GENE +- I-GENE +nucleoporin I-GENE +family I-GENE +of O +pore O +proteins O +. O + +The O +CNXA O +domain O +is O +similar O +at O +the O +amino O +acid O +level O +to O +the O +Escherichia B-GENE +coli I-GENE +moaA I-GENE +gene I-GENE +product I-GENE +, O +while O +CNXC O +is O +similar O +to O +the O +E B-GENE +. I-GENE +coli I-GENE +moaC I-GENE +product I-GENE +, O +with O +both O +E O +. O +coli O +products O +encoded O +by O +different O +cistrons O +. O + +Deletions O +in O +each O +of O +these O +regions O +abolish O +membrane O +localization O +of O +Tiam1 B-GENE +and O +membrane O +ruffling O +, O +suggesting O +that O +they O +function O +cooperatively O +. O + +However O +, O +besides O +the O +kinase O +catalytic O +domain O +and O +double O +leucine O +/ O +isoleucine O +zippers O +, O +there O +was O +no O +significant O +homology O +with O +known O +proteins O +. O + +RNA B-GENE +polymerase I-GENE +II I-GENE +inhibition O +increased O +the O +binding O +of O +ARE O +( O +AUBP O +activity O +) O +and O +poly O +( O +U O +) O +- O +Sepharose O +by O +cytoplasmic B-GENE +hnRNP I-GENE +A1 I-GENE +, O +while O +nuclear B-GENE +hnRNP I-GENE +A1 I-GENE +binding O +was O +unaffected O +. O + +Modulation O +of O +AUUUA O +response O +element O +binding O +by O +heterogeneous B-GENE +nuclear I-GENE +ribonucleoprotein I-GENE +A1 I-GENE +in O +human O +T O +lymphocytes O +. O + +Histological O +slides O +of O +one O +biopsy O +of O +each O +patient O +( O +formalin O +- O +fixed O +and O +paraffin O +- O +embedded O +) O +were O +stained O +with O +a O +Modified O +Giemsa O +( O +MG O +) O +, O +the O +Warthin O +- O +Starry O +( O +WS O +) O +, O +and O +an O +immunohistochemical O +method O +( O +IMM O +) O +using O +purified O +polyclonal O +H O +. O +pylori O +antiserum O +( O +DAKO O +B471 O +) O +. O + +Their O +biosynthesis O +proceeds O +via O +linear O +precursors O +that O +become O +branched O +by O +beta1 B-GENE +, I-GENE +6 I-GENE +- I-GENE +GlcNAc I-GENE +transferases I-GENE +( O +IGnT6 O +, O +GlcNAc O +to O +Gal O +) O +. O + +These O +findings O +indicate O +that O +the O +t O +( O +4 O +; O +14 O +) O +( O +p16 O +. O +3 O +; O +q32 O +) O +represents O +a O +novel O +, O +recurrent O +chromosomal O +translocation O +in O +MM O +, O +and O +suggest O +that O +the O +FGFR3 B-GENE +gene I-GENE +may O +be O +the O +target O +of O +this O +abnormality O +and O +thus O +contribute O +to O +tumorigenesis O +in O +MM O +. O + +In O +addition O +, O +mutation O +of O +the O +Sp1 B-GENE +site I-GENE +also O +significantly O +reduced O +promoter O +activity O +. O + +Amino O +acid O +residues O +of O +beta O +1 O +' O +, O +alpha O +A O +' O +, O +alpha O +B O +' O +, O +and O +the O +loop O +containing O +His539 O +of O +the O +RNase B-GENE +H I-GENE +domain I-GENE +interact O +with O +the O +primer O +strand O +of O +the O +dsDNA O +. O + +Moreover O +, O +in O +one O +patient O +with O +a O +sarcoma O +who O +underwent O +a O +leg O +- O +sparing O +procedure O +, O +no O +sciatic O +nerve O +enlargement O +was O +seen O +postoperatively O +. O + +The O +full O +length O +cDNA O +sequence O +of O +a O +Type B-GENE +I I-GENE +transforming I-GENE +growth I-GENE +factor I-GENE +- I-GENE +beta I-GENE +( I-GENE +TGF I-GENE +- I-GENE +beta I-GENE +) I-GENE +receptor I-GENE +has O +been O +isolated O +from O +the O +filarial O +parasitic O +nematode O +Brugia O +pahangi O +. O + +This O +sequence O +possessed O +homology O +with O +a O +methylation O +- O +sensitive O +promoter O +element O +, O +Enh2 O +, O +present O +in O +the O +LTR O +of O +mouse O +intractisternal O +A O +- O +particles O +. O + +Codon O +optimization O +for O +high O +- O +level O +expression O +of O +human B-GENE +erythropoietin I-GENE +( O +EPO B-GENE +) O +in O +mammalian O +cells O +. O + +Parodoxical O +rise O +in O +urinary B-GENE +albumin I-GENE +levels O +after O +treatment O +of O +essential O +hypertension O +. O + +20 O +% O +of O +total O +HSL B-GENE +transcripts I-GENE +in O +human O +subcutaneous O +adipocytes O +. O + +Taken O +together O +, O +our O +data O +suggest O +that O +Rat7p B-GENE +/ O +Nup159p B-GENE +is O +anchored O +within O +the O +NPC O +through O +its O +coiled O +- O +coil O +region O +and O +adjacent O +sequences O +. O + +In O +a O +group O +of O +13 O +patients O +with O +obliterative O +arteriopathies O +of O +the O +lower O +limbs O +the O +plasma O +levels O +of O +thrombomodulin B-GENE +( O +TM B-GENE +) O +, O +betathromboglobulin B-GENE +( O +beta B-GENE +- I-GENE +TG I-GENE +) O +, O +D O +- O +dimer O +( O +DD O +) O +and O +plasminogen B-GENE +activator I-GENE +- I-GENE +inhibitor I-GENE +( O +pAI B-GENE +- I-GENE +1 I-GENE +) O +were O +measured O +, O +and O +compared O +to O +the O +values O +obtained O +from O +10 O +healthy O +volunteers O +. O + +These O +residues O +, O +Ile244 O +at O +the O +extracellular O +end O +of O +transmembrane O +helix O +3 O +, O +and O +Tyr318 O +at O +the O +COOH O +- O +terminal O +portion O +of O +extracellular O +loop O +2 O +, O +are O +replaced O +by O +Leu O +and O +Ile O +in O +the O +PTH B-GENE +- I-GENE +1 I-GENE +receptor I-GENE +, O +respectively O +. O + +We O +have O +now O +shown O +that O +in O +vivo O +phosphorylation O +of O +14 B-GENE +- I-GENE +3 I-GENE +- I-GENE +3 I-GENE +zeta I-GENE +at O +the O +CKIalpha B-GENE +site I-GENE +( I-GENE +Thr I-GENE +- I-GENE +233 I-GENE +) I-GENE +negatively O +regulates O +its O +binding O +to O +c B-GENE +- I-GENE +Raf I-GENE +, O +and O +may O +be O +important O +in O +Raf B-GENE +- O +mediated O +signal O +transduction O +. O + +Mouse B-GENE +mast I-GENE +cell I-GENE +protease I-GENE +9 I-GENE +, O +a O +novel O +member O +of O +the O +chromosome O +14 O +family O +of O +serine B-GENE +proteases I-GENE +that O +is O +selectively O +expressed O +in O +uterine O +mast O +cells O +. O + +A O +DNase B-GENE +I I-GENE +- I-GENE +hypersensitive I-GENE +site I-GENE +has O +also O +been O +mapped O +in O +the O +258 O +- O +base O +pair O +enhancer O +region O +. O + +Together O +, O +our O +results O +show O +that O +tinman B-GENE +is O +controlled O +by O +an O +array O +of O +discrete O +enhancer O +elements O +that O +are O +activated O +successively O +by O +differential O +genetic O +inputs O +, O +as O +well O +as O +by O +closely O +linked O +activator O +and O +repressor O +binding O +sites O +within O +an O +early O +- O +acting O +enhancer O +, O +which O +restrict O +twist B-GENE +activity O +to O +specific O +areas O +within O +the O +twist B-GENE +expression I-GENE +domain I-GENE +. O + +The O +Fis B-GENE +protein I-GENE +regulates O +site O +- O +specific O +DNA O +inversion O +catalyzed O +by O +a O +family O +of O +DNA B-GENE +invertases I-GENE +when O +bound O +to O +a O +cis O +- O +acting O +recombinational O +enhancer O +. O + +The O +cell O +cycle O +- O +regulated O +transcription O +factor O +E2F B-GENE +is O +also O +known O +to O +bend O +DNA O +upon O +binding O +. O + +Our O +study O +reveals O +that O +the O +modular O +structure O +of O +the O +FSH B-GENE +receptor I-GENE +gene O +generates O +motifs O +that O +allows O +coupling O +to O +different O +effectors O +. O + +Transcriptional O +regulation O +of O +SUP35 B-GENE +and O +SUP45 B-GENE +in I-GENE +Saccharomyces I-GENE +cerevisiae I-GENE +. O + +These O +studies O +serve O +as O +the O +basis O +for O +the O +further O +characterization O +of O +the O +regulatory O +mechanism O +of O +aromatase B-GENE +expression O +in O +human O +breast O +cancer O +and O +ASCs O +. O + +Xenopus B-GENE +Ran I-GENE +- I-GENE +binding I-GENE +protein I-GENE +1 I-GENE +: O +molecular O +interactions O +and O +effects O +on O +nuclear O +assembly O +in O +Xenopus O +egg O +extracts O +. O + +She O +improved O +with O +a O +combination O +of O +benzodiazepines O +and O +the O +acetylcholinesterase B-GENE +inhibitor O +physostigmine O +. O + +METHODS O +: O +Total O +muscle O +paralysis O +was O +induced O +under O +general O +anesthesia O +in O +a O +group O +of O +obese O +persons O +( O +n O += O +9 O +; O +body O +mass O +index O +, O +32 O ++ O +/ O +- O +3 O +kg O +[ O +- O +2 O +] O +) O +and O +in O +a O +group O +of O +nonobese O +persons O +( O +n O += O +9 O +; O +body O +mas O +index O +, O +21 O ++ O +/ O +- O +2 O +kg O +[ O +- O +2 O +] O +) O +. O + +PKA B-GENE +phosphorylated O +WT1 B-GENE +at O +Ser O +- O +365 O +and O +Ser O +- O +393 O +in O +vitro O +, O +as O +well O +as O +at O +additional O +sites O +, O +and O +this O +phosphorylation O +abolished O +the O +DNA O +- O +binding O +activity O +of O +WT1 B-GENE +in O +vitro O +. O + +Our O +findings O +provide O +the O +first O +evidence O +that O +the O +function O +of O +WT1 B-GENE +can O +be O +modulated O +by O +its O +phosphorylation O +in O +vivo O +. O + +A O +second O +aim O +was O +to O +determine O +whether O +the O +decrease O +in O +muscle O +- O +tendon O +unit O +rest O +length O +produced O +by O +prolonged O +immobilisation O +in O +a O +shortened O +position O +is O +mediated O +primarily O +by O +adaptations O +of O +the O +muscle O +or O +tendon O +. O + +The O +presence O +of O +an O +additional O +sequence O +of O +nucleotides O +145 O +- O +165 O +from O +the O +3 O +' O +end O +of O +RNA3 B-GENE +enhanced O +template O +recognition O +by O +RdRp B-GENE +in O +vitro O +and O +accumulation O +of O +RNA3 B-GENE +in O +vivo O +to O +wild O +- O +type O +levels O +. O + +We O +argue O +that O +the O +primary O +role O +of O +hh B-GENE +in O +controlling O +polarity O +is O +to O +cause O +anterior O +compartment O +cells O +to O +reverse O +their O +interpretation O +of O +an O +underlying O +symmetric O +polarization O +. O + +The O +results O +of O +this O +study O +suggest O +that O +NF B-GENE +- I-GENE +kappaB I-GENE +activity O +may O +be O +regulated O +by O +its O +interaction O +with O +the O +cell O +cycle O +regulatory O +protein O +, O +E2F B-GENE +- I-GENE +1 I-GENE +. O + +The O +lysozyme B-GENE +FEF B-GENE +site O +is O +immediately O +5 O +' O +to O +a O +PU B-GENE +. O + +Osteocalcin B-GENE +( O +OC B-GENE +) O +is O +a O +matrix B-GENE +calcium I-GENE +- I-GENE +binding I-GENE +protein I-GENE +expressed O +in O +osteoblasts O +and O +odontoblasts O +undergoing O +mineralization O +. O + +In O +this O +study O +, O +we O +examine O +the O +effects O +of O +Msx2 B-GENE +expression O +on O +OC B-GENE +promoter I-GENE +activation O +( O +luciferase B-GENE +reporter I-GENE +) O +by O +FGF2 B-GENE +/ O +FSK B-GENE +and O +calcitriol O +in O +MC3T3 O +- O +E1 O +osteoblasts O +. O + +Thus O +, O +unlike O +other O +proteins O +reported O +to O +inhibit O +SRF B-GENE +activity O +, O +the O +repressor O +activity O +associated O +with O +the O +GC O +- O +rich O +element O +does O +not O +appear O +to O +function O +through O +direct O +inhibition O +of O +SRF B-GENE +binding O +. O + +However O +, O +one O +CAK B-GENE +- O +phosphorylated O +phosphopeptide O +comigrates O +with O +a O +Cdc2 B-GENE +- O +phosphorylated O +phosphopeptide O +previously O +shown O +to O +be O +mitosis O +- O +specific O +, O +suggesting O +that O +, O +in O +vitro O +, O +CAK B-GENE +is O +able O +to O +phosphorylate O +at O +least O +one O +site O +that O +is O +also O +phosphorylated O +in O +vivo O +. O + +The O +pen O +can O +heal O +. O + +The O +mHIF B-GENE +- I-GENE +1 I-GENE +alpha I-GENE +structural I-GENE +gene I-GENE +is O +composed O +of O +15 O +exons O +. O + +However O +, O +when O +a O +second O +, O +upstream B-GENE +IRE I-GENE +- I-GENE +like I-GENE +sequence I-GENE +was O +evaluated O +by O +EMSA O +, O +a O +DNA O +binding O +pattern O +distinct O +from O +that O +seen O +following O +exposure O +to O +IFN B-GENE +- I-GENE +gamma I-GENE +alone O +was O +observed O +after O +prolonged O +stimulation O +with O +both O +IFN B-GENE +- I-GENE +alpha I-GENE +and O +IFN B-GENE +- I-GENE +gamma I-GENE +. O + +In O +Arabidopsis O +, O +the O +induction O +of O +a O +dehydration O +- O +responsive O +gene O +, O +rd22 B-GENE +, O +is O +mediated O +by O +abscisic O +acid O +( O +ABA O +) O +and O +requires O +protein O +biosynthesis O +for O +ABA O +- O +dependent O +gene O +expression O +. O + +A O +cDNA O +encoding O +a O +MYC B-GENE +- I-GENE +related I-GENE +DNA I-GENE +binding I-GENE +protein I-GENE +was O +isolated O +by O +DNA O +- O +ligand O +binding O +screening O +, O +using O +the O +67 O +- O +bp O +region O +as O +a O +probe O +, O +and O +designated O +rd22BP1 B-GENE +. O + +Human B-GENE +PDK1 I-GENE +is O +homologous O +to O +the O +Drosophila B-GENE +protein I-GENE +kinase I-GENE +DSTPK61 I-GENE +, O +which O +has O +been O +implicated O +in O +the O +regulation O +of O +sex O +differentiation O +, O +oogenesis O +and O +spermatogenesis O +. O + +Thus O +, O +the O +synergistic O +effects O +of O +HNF B-GENE +- I-GENE +1beta I-GENE +and O +the O +GR B-GENE +on O +dexamethasone O +- O +stimulated O +promoter O +activity O +require O +that O +they O +are O +bound O +to O +the O +HNF B-GENE +- I-GENE +1 I-GENE +site I-GENE +and O +the O +GRE O +, O +respectively O +, O +and O +may O +involve O +protein O +- O +protein O +interactions O +between O +the O +transcription O +factors O +, O +or O +between O +them O +and O +the O +basal O +transcription O +machinery O +or O +a O +steroid B-GENE +receptor I-GENE +coactivator I-GENE +. O + +Mutational O +analysis O +shows O +that O +both O +an O +AP B-GENE +- I-GENE +1 I-GENE +like I-GENE +sequence I-GENE +( O +- O +294 O +/ O +- O +285 O +, O +TGAATCATCA O +) O +and O +an O +A O +/ O +T O +- O +rich O +myocyte B-GENE +enhancer I-GENE +factor I-GENE +( I-GENE +MEF I-GENE +) I-GENE +- I-GENE +2 I-GENE +like I-GENE +sequence I-GENE +( O +- O +310 O +/ O +- O +298 O +, O +TTAAAAATAAAAA O +) O +in O +the O +33 O +- O +bp O +region O +are O +necessary O +for O +the O +OP B-GENE +- I-GENE +1 I-GENE +effect O +. O + +Unlike O +most O +other O +members O +of O +the O +Bcl B-GENE +- I-GENE +2 I-GENE +family I-GENE +, O +BAD B-GENE +( O +Bcl B-GENE +- I-GENE +xL I-GENE +/ I-GENE +Bcl I-GENE +- I-GENE +2 I-GENE +associated I-GENE +death I-GENE +promoter I-GENE +) O +, O +a O +death B-GENE +enhancer I-GENE +, O +has O +no O +C O +- O +terminal O +transmembrane O +domain O +for O +targeting O +to O +the O +outer O +mitochondrial O +membrane O +and O +nuclear O +envelope O +. O + +An O +open O +reading O +frame O +of O +2862 O +bp O +encoding O +a O +954 O +amino O +acid O +protein O +was O +identified O +. O + +One O +of O +these O +, O +an O +AACA O +motif O +, O +has O +been O +shown O +to O +be O +a O +negative O +regulator O +in O +non O +- O +seed O +tissues O +and O +has O +a O +similarity O +to O +the O +barley O +gibberellin O +responsive O +element O +recognized O +by O +MYB B-GENE +- I-GENE +like I-GENE +DNA I-GENE +binding I-GENE +proteins I-GENE +. O + +Strain O +CFN037 O +is O +an O +R O +. O +etli O +mutant O +induced O +by O +a O +single O +Tn5mob B-GENE +insertion O +in O +the O +promoter O +region O +of O +the O +thiCOGE B-GENE +gene I-GENE +cluster I-GENE +. O + +Expression O +of O +thiamin O +biosynthetic O +genes O +( O +thiCOGE B-GENE +) O +and O +production O +of O +symbiotic B-GENE +terminal I-GENE +oxidase I-GENE +cbb3 I-GENE +in O +Rhizobium O +etli O +. O + +We O +have O +cloned O +and O +sequenced O +a O +region O +encoding O +a O +lipase B-GENE +operon I-GENE +and O +a O +putative O +, O +previously O +uncharacterized O +metalloprotease B-GENE +of I-GENE +Vibrio I-GENE +cholerae I-GENE +O1 I-GENE +. O + +Furthermore O +, O +the O +amount O +of O +tRNA B-GENE +( I-GENE +3Lys I-GENE +) I-GENE +that O +was O +placed O +onto O +viral O +RNA O +in O +mutated O +viruses O +was O +significantly O +less O +than O +that O +placed O +in O +the O +wild O +- O +type O +virus O +. O + +This O +protein O +is O +present O +in O +both O +HeLa O +nuclear O +extracts O +and O +S100 B-GENE +extracts O +but O +absent O +from O +SR B-GENE +protein I-GENE +preparations O +, O +suggesting O +that O +it O +is O +not O +a O +classical O +SR B-GENE +protein I-GENE +. O + +Acad O +. O + +Chimeras O +containing O +IE1 B-GENE +peptides I-GENE +dramatically O +activated O +transcription O +of O +the O +basal O +promoter O +only O +when O +lac B-GENE +operator I-GENE +sequences I-GENE +were O +present O +. O + +The O +results O +of O +replicase B-GENE +assays O +performed O +with O +mutant B-GENE +VP2 I-GENE +containing O +a O +deletion O +in O +its O +RNA O +- O +binding O +domain O +suggests O +that O +the O +essential O +role O +for O +VP2 B-GENE +in O +replication O +is O +linked O +to O +the O +protein O +' O +s O +ability O +to O +bind O +the O +mRNA O +template O +for O +minus O +- O +strand O +synthesis O +. O + +We O +previously O +described O +two O +alanine O +cluster O +mutations O +, O +R77 O +to O +A O +( O +R77A O +) O +- O +K79A O +and O +E192A O +- O +E194A O +, O +which O +selectively O +inactivated O +the O +triphosphatase O +component O +. O + +Transfection O +of O +HepG2 O +and O +SK O +- O +N O +- O +MC O +cells O +with O +constructs O +deleted O +of O +additional O +5 O +' O +- O +flanking O +fragments O +permitted O +the O +definition O +of O +a O +minimal O +200 O +bp O +promoter O +fragment O +containing O +the O +pseudo O +- O +TATA O +box O +and O +two O +putative O +SP1 B-GENE +- I-GENE +binding I-GENE +sites I-GENE +. O + +Both O +inserts O +are O +larger O +than O +their O +homologues O +in O +eIF B-GENE +- I-GENE +2alpha I-GENE +kinases I-GENE +. O + +Three O +monopolar O +electrodes O +were O +inserted O +into O +the O +left O +and O +right O +lateral O +vestibulospinal O +tract O +( O +LVST O +) O +and O +medial O +vestibulospinal O +tract O +( O +MVST O +) O +of O +the O +C1 O +segment O +, O +to O +determine O +the O +pathway O +of O +axons O +. O + +Epitopes O +of O +adhesion O +- O +perturbing O +monoclonal O +antibodies O +map O +within O +a O +predicted O +alpha O +- O +helical O +domain O +of O +the O +integrin B-GENE +beta I-GENE +1 I-GENE +subunit I-GENE +. O + +Polyhomeotic B-GENE +and I-GENE +Posterior I-GENE +Sex I-GENE +Combs I-GENE +may O +participate O +in O +a O +more O +general O +transcriptional O +mechanism O +that O +causes O +modulated O +gene O +repression O +, O +whereas O +the O +inclusion O +of O +Polycomb B-GENE +protein I-GENE +in O +the O +complex O +at O +PREs B-GENE +leads O +to O +stable O +silencing O +. O + +Furthermore O +, O +both O +rhHR23 B-GENE +proteins I-GENE +function O +in O +a O +defined O +NER O +system O +reconstituted O +with O +purified O +proteins O +, O +indicating O +direct O +involvement O +of O +hHR23 B-GENE +proteins I-GENE +in O +the O +DNA O +repair O +reaction O +via O +interaction O +with O +XPC B-GENE +. O + +The O +yeast O +silent B-GENE +information I-GENE +regulator I-GENE +Sir4p I-GENE +anchors O +and O +partitions O +plasmids O +. O + +Polysome O +analyses O +in O +a O +temperature O +- O +sensitive O +fal1 B-GENE +- I-GENE +1 I-GENE +mutant I-GENE +and O +a O +Fal1p B-GENE +- O +depleted O +strain O +reveal O +a O +decrease O +in O +the O +number O +of O +40S B-GENE +ribosomal I-GENE +subunits I-GENE +. O + +Sequence O +analysis O +identified O +some O +of O +these O +cDNA O +clones O +as O +Dlc B-GENE +- I-GENE +1 I-GENE +, O +a O +sequence O +encoding O +a O +small O +, O +9 B-GENE +- I-GENE +kDa I-GENE +human I-GENE +homolog I-GENE +of I-GENE +the I-GENE +outer I-GENE +- I-GENE +arm I-GENE +dynein I-GENE +light I-GENE +- I-GENE +chain I-GENE +protein O +. O + +Importantly O +, O +in O +HeLa O +and O +293 O +cells O +, O +endogenous O +and O +transfected O +I B-GENE +kappaB I-GENE +alpha I-GENE +coimmunoprecipitated O +with O +Myc B-GENE +- O +tagged O +or O +endogenous O +Dlc B-GENE +- I-GENE +1 I-GENE +. O + +Identification O +of O +dynein B-GENE +heavy I-GENE +chain I-GENE +genes I-GENE +expressed O +in O +human O +and O +mouse O +testis O +: O +chromosomal O +localization O +of O +an O +axonemal B-GENE +dynein I-GENE +gene I-GENE +. O + +The O +proposed O +mechanism O +of O +effect O +states O +that O +mono O +( O +2 O +- O +ethylhexyl O +) O +phthalate O +( O +MEHP O +) O +, O +the O +primary O +hydrolysis O +product O +of O +DEHP O +, O +mimics O +the O +inducing O +prostaglandins O +( O +PG O +) O +PGD O +( O +2 O +) O +, O +9alpha O +, O +11betaPGF2 O +, O +and O +PGF2alpha O +, O +and O +thromboxanes O +in O +the O +lungs O +, O +thereby O +increasing O +the O +risk O +of O +inducing O +inflammation O +in O +the O +airways O +, O +which O +is O +a O +characteristic O +of O +asthma O +. O + +We O +found O +14 O +protein O +binding O +sites O +that O +were O +occupied O +in O +vivo O +. O + +Constitutive O +protection O +of O +E2F B-GENE +recognition I-GENE +sequences I-GENE +in O +the O +human B-GENE +thymidine I-GENE +kinase I-GENE +promoter I-GENE +during O +cell O +cycle O +progression O +. O + +Comparison O +of O +genomic O +sequence O +shows O +that O +the O +ph B-GENE +locus I-GENE +has O +been O +duplicated O +, O +and O +that O +it O +contains O +proximal O +and O +distal O +transcription O +units O +. O + +Radiation O +decreased O +the O +levels O +of O +T4 O +and O +T3 O +6 O +h O +and O +72 O +h O +in O +group O +C O +, O +in O +group O +A O +at O +72 O +h O +, O +in O +group O +B O +at O +24 O +h O +postexposure O +. O + +We O +have O +reviewed O +the O +experience O +of O +a O +major O +MMT O +general O +practice O +with O +hepatitis O +C O +virus O +( O +HCV O +) O +infection O +from O +1991 O +to O +1995 O +. O + +The O +author O +analyzes O +extensive O +own O +data O +based O +on O +study O +into O +particular O +features O +of O +cardiovascular O +disorders O +in O +chronic O +renal O +impairement O +with O +making O +use O +of O +modern O +diagnostic O +tools O +. O + +In O +this O +paper O +, O +characterization O +is O +given O +of O +clinical O +and O +biochemical O +features O +of O +VH O +B O +course O +against O +the O +background O +of O +narcomania O +. O + +447 O +microns O +for O +A O +. O +microcephalum O +and O +350 O +microns O +for O +A O +. O +wedli O +) O +, O +and O +fewer O +testes O +per O +proglottis O +( O +44 O +- O +73 O +vs O +. O + +The O +ZnF20 B-GENE +cDNA I-GENE +hybridized O +to O +multiple O +transcripts O +in O +a O +thyroid O +cancer O +cell O +line O +( O +8 O +. O +0 O +, O +4 O +. O +5 O +and O +2 O +kb O +) O +that O +increased O +after O +cycloheximide O +treatment O +and O +decayed O +< O +2 O +h O +after O +addition O +of O +actinomycin O +D O +. O + +Glutathione B-GENE +S I-GENE +- I-GENE +transferase I-GENE +( O +GST B-GENE +) O +- O +E2F B-GENE +and O +GST B-GENE +- O +DP B-GENE +fusion O +proteins O +were O +found O +to O +cooperate O +in O +binding O +to O +the O +three O +E2F B-GENE +sites I-GENE +in O +the O +DNA B-GENE +polymerase I-GENE +alpha I-GENE +gene I-GENE +promoter I-GENE +in O +vitro O +. O + +Two O +sterol O +regulatory O +element O +- O +like O +sequences O +mediate O +up O +- O +regulation O +of O +caveolin B-GENE +gene I-GENE +transcription O +in O +response O +to O +low B-GENE +density I-GENE +lipoprotein I-GENE +free O +cholesterol O +. O + +Furthermore O +, O +DNA O +- O +bound O +LAZ3 B-GENE +/ O +BCL6 B-GENE +recruits O +SMRT B-GENE +in O +vivo O +, O +and O +both O +overexpressed O +proteins O +completely O +colocalize O +in O +nuclear O +dots O +. O + +CONCLUSIONS O +: O +We O +obtained O +normal O +EPO B-GENE +levels O +for O +mothers O +and O +newborns O +for O +our O +area O +, O +similarly O +to O +the O +previously O +described O +ones O +. O + +Ischaemia O +was O +induced O +by O +a O +low O +flow O +rate O +of O +0 O +. O +8 O +mL O +min O +- O +1 O +for O +30 O +min O +, O +and O +was O +followed O +by O +a O +40 O +- O +minute O +reperfusion O +. O + +BACKGROUND O +: O +Checkpoint O +pathways O +prevent O +cell O +- O +cycle O +progression O +in O +the O +event O +of O +DNA O +lesions O +. O + +Direct O +proof O +that O +the O +heightened O +renal O +cellular O +apoptosis O +in O +PKD O +is O +not O +occurring O +through O +p53 B-GENE +was O +obtained O +by O +successive O +matings O +between O +SBM O +and O +p53 B-GENE +( O +- O +/ O +- O +) O +mice O +. O + +Accumulated O +evidence O +indicates O +that O +, O +upon O +stimulation O +with O +interferon B-GENE +- I-GENE +gamma I-GENE +( O +IFN B-GENE +- I-GENE +gamma I-GENE +) O +, O +three O +beta O +- O +type O +subunits O +, O +designated O +LMP2 B-GENE +, O +LMP7 B-GENE +, O +and O +PSMB10 B-GENE +, O +are O +incorporated O +into O +the O +20S B-GENE +proteasome I-GENE +by O +displacing O +the O +housekeeping O +beta O +- O +type O +subunits O +designated O +PSMB6 B-GENE +, O +PSMB5 B-GENE +, O +and O +PSMB7 B-GENE +, O +respectively O +. O + +The O +major O +RNase B-GENE +E I-GENE +cleavage O +product O +( O +denoted O +pSok B-GENE +- I-GENE +6 I-GENE +) O +is O +rapidly O +degraded O +by O +polynucleotide B-GENE +phosphorylase I-GENE +( O +PNPase B-GENE +) O +. O + +This O +difference O +may O +result O +from O +the O +lower O +match O +to O +the O +ARG O +box O +consensus O +of O +the O +O B-GENE +( I-GENE +rocD I-GENE +) I-GENE +site I-GENE +. O + +Ask O +AONE O +' O +s O +experts O +. O +. O +. O +about O +productivity O +indicators O +. O + +All O +pigs O +had O +significant O +regional O +LV O +dysfunction O +and O +reduced O +LV O +ejection O +fraction O +( O +41 O ++ O +/ O +- O +11 O +% O +) O +. O + +The O +progress O +of O +morphological O +research O +on O +the O +parabrachial O +nucleus O + +The O +amplitudes O +of O +DPOAE O +also O +recovered O +to O +a O +greater O +extent O +and O +outer O +hair O +cell O +losses O +were O +less O +severe O +in O +the O +R O +- O +PIA O +- O +treated O +ears O +. O + +The O +data O +provide O +evidence O +both O +for O +a O +signal O +transduction O +pathway O +independent O +of O +JNK B-GENE +, O +ERK B-GENE +, O +and O +p38 B-GENE +MAP B-GENE +kinase I-GENE +to O +be O +involved O +in O +the O +induction O +of O +rhoB B-GENE +by O +genotoxic O +stress O +, O +and O +furthermore O +, O +indicate O +autoregulation O +of O +rhoB B-GENE +. O + +In O +an O +effort O +to O +separate O +domains O +of O +FadR B-GENE +required O +for O +DNA O +binding O +, O +dimerization O +, O +and O +ligand O +binding O +, O +chimeric O +protein O +fusions O +between O +the O +DNA O +binding O +domain O +of O +LexA B-GENE +and O +different O +regions O +of O +FadR B-GENE +were O +constructed O +. O + +Inhibition O +appears O +to O +result O +from O +titration O +of O +general O +transcription O +factors O +because O +MDM2 B-GENE +overexpression O +inhibits O +c B-GENE +- I-GENE +fos I-GENE +as O +well O +as O +other O +promoters O +in O +vivo O +and O +basal O +transcription O +in O +vitro O +. O + +4 O +) O +PU B-GENE +and O +PD B-GENE +lacked O +the O +canonical O +TATA O +or O +CAAT O +motifs O +, O +and O +are O +AT O +- O +rich O +. O + +The O +mobility O +shift O +of O +both O +of O +these O +proteins O +is O +abolished O +by O +treatment O +with O +inhibitors O +of O +PKC B-GENE +or O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +/ O +extracellular B-GENE +signal I-GENE +- I-GENE +related I-GENE +kinase I-GENE +kinase I-GENE +. O + +During O +the O +aftermath O +of O +excitation O +of O +the O +skin O +sympathetic O +nerve O +by O +mental O +arithmetics O +, O +3 O +/ O +12 O +A O +delta O +units O +were O +turned O +to O +the O +active O +state O +with O +decreased O +mechanical O +threshold O +. O + +In O +a O +similar O +fashion O +to O +adipose O +stromal O +cells O +, O +serum O +potentiated O +the O +response O +to O +dexamethasone O +but O +had O +no O +effect O +on O +phorbol O +ester O +- O +stimulated O +activity O +. O + +Thus O +, O +Hex B-GENE +expression O +marks O +the O +earliest O +unequivocal O +molecular O +anteroposterior O +asymmetry O +in O +the O +mouse O +embryo O +and O +indicates O +that O +the O +anteroposterior O +axis O +of O +the O +embryo O +develops O +from O +conversion O +of O +a O +proximodistal O +asymmetry O +established O +in O +the O +primitive O +endoderm O +lineage O +. O + +CONCLUSIONS O +: O +While O +INR O +correction O +may O +be O +achieved O +by O +all O +the O +above O +methods O +, O +that O +relating O +log O +reference O +INR O +to O +log O +local O +prothrombin B-GENE +time O +by O +linear O +regression O +analysis O +is O +the O +simplest O +to O +perform O +. O + +RESULTS O +: O +The O +overall O +FNF O +for O +1992 O +was O +12 O +. O +3 O +% O +and O +was O +19 O +. O +1 O +% O +, O +22 O +. O +2 O +% O +, O +3 O +. O +8 O +% O +and O +6 O +. O +1 O +% O +per O +successive O +quarters O +in O +1992 O +. O + +Western O +blot O +analysis O +of O +various O +bovine O +tissues O +with O +human O +NMT B-GENE +peptide I-GENE +antibody I-GENE +indicated O +a O +common O +prominent O +immunoreactive O +band O +with O +an O +apparent O +molecular O +mass O +of O +48 O +. O +5 O +- O +50 O +kDa O +in O +all O +tissues O +. O + +Transcription O +start O +sites O +of O +the O +plastid O +ACCase B-GENE +genes I-GENE +were O +estimated O +from O +the O +longest O +cDNA O +clones O +obtained O +by O +5 O +' O +- O +RACE O +( O +rapid O +amplification O +of O +cDNA O +ends O +) O +. O + +AIDS O +- O +related O +disseminated O +histoplasmosis O +in O +San O +Francisco O +, O +California O +. O + +Thus O +, O +Fis B-GENE +acts O +as O +an O +accessory O +transcriptional O +activator O +at O +the O +mar B-GENE +promoter I-GENE +. O + +TNF B-GENE +- I-GENE +alpha I-GENE +exposure O +markedly O +increased O +activity O +of O +several O +RNA O +- O +binding O +proteins O +, O +especially O +a O +novel O +Mr O +50 O +, O +000 O +- O +55 O +, O +000 O +RNA O +- O +binding O +protein O +. O + +We O +speculate O +that O +the O +human O +papillomavirus O +late O +mRNAs O +, O +produced O +from O +several O +hundred O +copies O +of O +the O +virus O +genome O +present O +in O +infected O +cells O +, O +compete O +with O +the O +c B-GENE +- I-GENE +fos I-GENE +mRNAs I-GENE +for O +destabilizing O +cellular O +factors O +and O +that O +this O +may O +lead O +to O +elevated O +Fos B-GENE +protein I-GENE +levels O +in O +human O +papillomavirus O +infected O +cells O +. O + +Two O +closely O +related O +IgH B-GENE +constant O +region O +genes O +, O +CHA B-GENE +and O +CHB B-GENE +, O +have O +been O +sequenced O +completely O +. O + +The O +aim O +of O +this O +study O +was O +to O +find O +out O +whether O +it O +was O +possible O +to O +detect O +normal O +lymph O +nodes O +by O +high O +- O +resolution O +mediastinal O +US O +. O + +To O +study O +the O +role O +of O +heavy O +chain O +motifs O +in O +substrate O +recognition O +, O +secreted O +variants O +of O +recombinant B-GENE +bovine I-GENE +proenteropeptidase I-GENE +were O +constructed O +by O +replacing O +the O +transmembrane O +domain O +with O +a O +signal O +peptide O +. O + +CKbeta4GT B-GENE +- I-GENE +II I-GENE +is O +predicted O +to O +encode O +a O +type B-GENE +II I-GENE +transmembrane I-GENE +glycoprotein I-GENE +of O +43 O +kDa O +with O +five O +potential O +N O +- O +linked O +glycosylation O +sites O +. O + +PATIENTS O +AND O +METHODS O +: O +Semen O +analyses O +were O +performed O +on O +58 O +patients O +with O +stages O +I O +- O +III O +HD O +before O +, O +during O +, O +and O +after O +chemotherapy O +and O +after O +the O +sperm O +count O +recovered O +from O +the O +effects O +of O +abdominal O +radiotherapy O +that O +was O +given O +after O +chemotherapy O +. O + +Thus O +, O +the O +absence O +of O +residual O +infarct O +- O +zone O +viability O +discriminates O +patients O +who O +develop O +progressive O +left O +ventricular O +dilation O +after O +reperfused O +AMI O +from O +those O +who O +maintain O +normal O +left O +ventricular O +geometry O +. O + +With O +a O +BMI O +cutoff O +of O +27 O +, O +mean O +cardiac O +NE O +spillover O +was O +46 O +% O +lower O +in O +the O +obese O +subjects O +when O +compared O +with O +the O +lean O +subjects O +( O +P O += O +. O +017 O +) O +. O + +The O +gene O +( O +ApxII B-GENE +) O +encoding O +both O +chloroplastic B-GENE +ascorbate I-GENE +peroxidase I-GENE +isoenzymes I-GENE +was O +isolated O +and O +the O +organization O +of O +the O +gene O +was O +determined O +. O + +This O +emphasizes O +the O +conclusion O +that O +CDF B-GENE +- I-GENE +1 I-GENE +is O +not O +an O +E2F B-GENE +family I-GENE +member I-GENE +and O +points O +to O +profound O +differences O +in O +the O +cell O +cycle O +regulation O +of O +CDF B-GENE +- I-GENE +1 I-GENE +and O +E2F B-GENE +. O + +The O +proofreading O +domain O +of O +Escherichia B-GENE +coli I-GENE +DNA I-GENE +polymerase I-GENE +I I-GENE +and O +other O +DNA B-GENE +and I-GENE +/ I-GENE +or I-GENE +RNA I-GENE +exonuclease I-GENE +domains I-GENE +. O + +Responsibility O +matters O +- O +- O +this O +is O +a O +scientific O +council O + +Sequences O +required O +for O +interaction O +of O +mu2 B-GENE +and O +CTLA B-GENE +- I-GENE +4 I-GENE +were O +localized O +to O +residues O +, O +161TTGVY O +in O +CTLA B-GENE +- I-GENE +4 I-GENE +; O +this O +sequence O +is O +N O +- O +terminal O +to O +, O +but O +overlaps O +with O +, O +a O +previously O +identified O +SH2 B-GENE +binding I-GENE +motif I-GENE +, O +165YVKM O +, O +involved O +in O +CTLA B-GENE +- I-GENE +4 I-GENE +signaling O +. O + +Here O +, O +we O +report O +that O +a O +transfected O +Chinese O +hamster O +ovary O +( O +CHO O +) O +cell O +line O +expressing O +a O +murine B-GENE +CD4 I-GENE +fragment I-GENE +containing O +the O +first O +two O +N O +- O +terminal O +domains O +secretes O +both O +monomeric O +molecules O +and O +disulfide O +- O +linked O +multimers O +. O + +Coexpression O +of O +mouse O +PKR B-GENE +( I-GENE +1 I-GENE +- I-GENE +515 I-GENE +) I-GENE +WT I-GENE +as O +a O +Gal4 B-GENE +DNA O +- O +binding O +domain O +fusion O +with O +either O +the O +catalytic O +- O +deficient O +human O +PKR B-GENE +( I-GENE +1 I-GENE +- I-GENE +551 I-GENE +) I-GENE +K296R O +mutant O +, O +the O +RNA O +- O +binding O +- O +deficient O +human O +PKR B-GENE +( I-GENE +1 I-GENE +- I-GENE +551 I-GENE +) I-GENE +K64E I-GENE +/ I-GENE +K296R I-GENE +double O +mutant O +, O +or O +wild O +- O +type O +mouse O +PKR B-GENE +( I-GENE +1 I-GENE +- I-GENE +515 I-GENE +) I-GENE +WT I-GENE +as O +full O +- O +length O +PKR B-GENE +- O +Gal4 B-GENE +activation O +domain O +fusions O +resulted O +in O +activation O +of O +the O +HIS3 B-GENE +and O +lacZ B-GENE +reporters O +. O + +Using O +GST B-GENE +- O +PKR B-GENE +fusion O +chromatography O +, O +direct O +physical O +interaction O +between O +the O +mouse O +and O +human B-GENE +PKR I-GENE +homologs I-GENE +was O +established O +. O + +An O +even O +greater O +inflammatory O +response O +was O +observed O +after O +intratracheal O +instillation O +of O +ufCB O +, O +but O +not O +after O +CB O +instillation O +. O + +Interestingly O +, O +the O +avirulent O +strain O +H37Ra O +showed O +weak O +hybridization O +with O +these O +two O +probes O +, O +suggesting O +that O +these O +genes O +might O +have O +been O +deleted O +in O +the O +avirulent O +strain O +or O +are O +present O +in O +limited O +copy O +numbers O +as O +opposed O +to O +those O +in O +the O +virulent O +strain O +H37Rv O +. O + +These O +defects O +no O +doubt O +impair O +the O +folding O +and O +configuration O +necessary O +for O +normal O +processing O +of O +the O +AVP B-GENE +gene I-GENE +precursor I-GENE +. O + +Similarities O +between O +the O +hIGFBP B-GENE +- I-GENE +1 I-GENE +and O +phosphoenolpyruvate B-GENE +kinase I-GENE +( O +PEPCK B-GENE +) O +promoters O +, O +including O +regions O +conferring O +insulin B-GENE +, O +glucocorticoid O +, O +and O +cyclic O +adenosine O +- O +monophosphate O +responses O +, O +are O +consistent O +with O +our O +previous O +hypothesis O +that O +IGFBP B-GENE +- I-GENE +1 I-GENE +is O +involved O +in O +regulation O +of O +glucose O +metabolism O +. O + +This O +binary O +repeat O +contains O +repetitive O +DNA O +elements O +that O +include O +LINES O +, O +SINES O +, O +medium O +reiteration O +frequency O +repeats O +, O +and O +a O +transposon O +- O +like O +element O +. O + +At O +60 O +days O +the O +amount O +of O +gangliosides O +was O +on O +average O +lower O +in O +females O +than O +in O +males O +, O +even O +if O +with O +some O +exception O +. O + +Large O +genomic O +constructs O +integrate O +at O +the O +endogenous O +locus O +by O +homologous O +recombination O +, O +but O +cDNA O +- O +derived O +sequences O +lacking O +long O +stretches O +of O +contiguous O +genomic O +DNA O +( O +due O +to O +intron O +excision O +) O +typically O +integrate O +into O +chromosomal O +DNA O +by O +nonhomologous O +recombination O +. O + +During O +the O +conditioning O +procedure O +, O +the O +C O +- O +fiber O +reflex O +was O +facilitated O +( O +wind O +- O +up O +) O +in O +a O +stimulus O +- O +dependent O +fashion O +in O +intact O +, O +anesthetized O +animals O +during O +the O +application O +of O +the O +first O +seven O +conditioning O +stimuli O +; O +thereafter O +, O +the O +magnitude O +of O +the O +responses O +reached O +a O +plateau O +and O +then O +decreased O +. O + +As O +a O +sequence O +- O +specific O +DNA O +binding O +transcription O +factor O +, O +p53 B-GENE +specifically O +binds O +to O +a O +20 O +- O +bp O +consensus O +motif O +5 O +' O +- O +PuPuPuC O +( O +A O +/ O +T O +) O +( O +T O +/ O +A O +) O +GPyPyPyPuPuPuC O +( O +A O +/ O +T O +) O +( O +T O +/ O +A O +) O +GPyPyPy O +- O +3 O +' O +. O + +Upon O +UV O +damage O +, O +Crb2 B-GENE +is O +transiently O +modified O +, O +probably O +phosphorylated O +, O +with O +a O +similar O +timing O +of O +phosphorylation O +in O +Chk1 B-GENE +kinase I-GENE +, O +which O +is O +reported O +to O +restrain O +Cdc2 B-GENE +activation O +. O + +Moreover O +, O +moderate O +overexpression O +of O +Chk1 B-GENE +suppresses O +the O +phenotypes O +of O +cut5 B-GENE +and O +crb2 B-GENE +mutants I-GENE +. O + +Tcn1p B-GENE +/ O +Crz1p B-GENE +, O +a O +calcineurin O +- O +dependent O +transcription O +factor O +that O +differentially O +regulates O +gene O +expression O +in O +Saccharomyces O +cerevisiae O +. O + +Structure O +and O +localization O +of O +the O +human O +gene O +encoding O +SR B-GENE +- I-GENE +BI I-GENE +/ O +CLA B-GENE +- I-GENE +1 I-GENE +. O + +We O +introduced O +the O +gel O +technique O +as O +a O +routine O +assay O +for O +antibody O +detection O +and O +identification O +in O +1993 O +. O + +Stability O +of O +pyrimethamine O +in O +a O +liquid O +dosage O +formulation O +stored O +for O +three O +months O +. O + +Multiple O +regression O +analyses O +revealed O +that O +WAIS O +- O +R O +factor O +scores O +Verbal O +Comprehension O +and O +Freedom O +from O +Distractibility O +accounted O +for O +up O +to O +42 O +% O +of O +the O +variance O +in O +WMS O +- O +R O +and O +CVLT O +indices O +. O + +Bilateral O +basal O +arteries O +were O +measured O +by O +the O +transtemporal O +approach O +with O +a O +2 O +MHz O +pulsed O +Doppler O +instrument O +( O +TC O +- O +2 O +64B O +EME O +) O +. O + +At O +the O +genomic O +level O +, O +the O +sequences O +of O +two O +members O +of O +this O +family O +are O +known O +in O +the O +rat O +Rattus O +norvegicus O +: O +the O +VCSA1 B-GENE +gene I-GENE +, O +encoding O +the O +prohormone B-GENE +- I-GENE +like I-GENE +polypeptide I-GENE +SMR1 I-GENE +, O +and O +the O +VCSB1 B-GENE +gene I-GENE +, O +encoding O +a O +salivary O +Pro O +- O +rich O +polypeptide O +. O + +The O +Saccharomyces B-GENE +cerevisiae I-GENE +RAD30 I-GENE +gene I-GENE +, O +a O +homologue B-GENE +of I-GENE +Escherichia I-GENE +coli I-GENE +dinB I-GENE +and O +umuC B-GENE +, O +is O +DNA O +damage O +inducible O +and O +functions O +in O +a O +novel O +error O +- O +free O +postreplication O +repair O +mechanism O +. O + +However O +, O +in O +a O +new O +experiment O +in O +which O +the O +deletion O +task O +was O +presented O +as O +a O +puppet O +game O +, O +and O +with O +pretraining O +and O +selection O +on O +vowel O +deletion O +, O +a O +significantly O +higher O +level O +of O +success O +was O +achieved O +by O +the O +children O +working O +with O +the O +CVCC O +material O +. O + +Diet O +therapy O +with O +soy O +proteins O +for O +chronic O +stomach O +ulcers O + +In O +ICU O +patients O +, O +the O +LIS O +related O +to O +the O +postoperative O +rise O +in O +IL B-GENE +- I-GENE +6 I-GENE +level O +only O +, O +even O +though O +the O +rise O +in O +plasma O +concentrations O +of O +cytokines O +interrelated O +. O + +Resistance O +training O +shifts O +the O +power O +curve O +in O +a O +positive O +direction O +when O +the O +measurements O +are O +determined O +with O +absolute O +loads O +, O +but O +the O +increased O +power O +may O +not O +be O +transferred O +to O +an O +absolute O +performance O +task O +like O +the O +SSP O +. O + +Gel O +- O +shift O +assays O +identified O +two O +Sp1 B-GENE +binding I-GENE +sites I-GENE +within O +this O +element O +. O + +Gel O +mobility O +shift O +and O +super O +- O +shift O +assays O +using O +liver O +nuclear O +extracts O +from O +either O +rat O +liver O +or O +DDT1MF O +- O +2 O +cells O +demonstrated O +that O +the O +CRE O +in O +the O +alpha B-GENE +1B I-GENE +- I-GENE +AR I-GENE +gene I-GENE +bound O +CRE B-GENE +binding I-GENE +protein I-GENE +. O + +These O +results O +suggest O +that O +, O +in O +this O +experimental O +model O +, O +ACE B-GENE +inhibitors O +limit O +the O +arrhythmias O +following O +ischemia O +- O +reperfusion O +and O +free O +radical O +scavenging O +action O +of O +these O +drugs O +does O +not O +have O +a O +major O +contributory O +role O +in O +their O +protective O +effect O +. O + +The O +murine O +Htf9 B-GENE +- I-GENE +a I-GENE +/ O +RanBP1 B-GENE +and O +Htf9 B-GENE +- I-GENE +c I-GENE +genes I-GENE +are O +divergently O +transcribed O +from O +a O +shared O +TATA O +- O +less O +promoter O +. O + +In O +accordance O +with O +clinical O +improvement O +we O +found O +a O +decrease O +of O +laboratory O +indicators O +of O +inflammation O +( O +C B-GENE +- I-GENE +reactive I-GENE +protein I-GENE +, O +alpha B-GENE +2 I-GENE +- I-GENE +globuline I-GENE +, O +prostaglandin O +E2 O +) O +. O + +We O +have O +previously O +reported O +that O +depletion O +of O +protein B-GENE +kinase I-GENE +C I-GENE +by O +long O +- O +term O +treatment O +of O +B16 O +mouse O +melanoma O +cells O +with O +phorbol O +dibutyrate O +( O +PDBu O +) O +prevented O +cell O +density O +- O +dependent O +melanogenesis O +. O + +Replacement O +of O +residues O +in O +positions O ++ O +3 O +( O +His128Asn O +) O +and O ++ O +2 O +( O +Gln155Lys O +) O +of O +the O +reading O +helices O +of O +fingers O +2 O +and O +3 O +, O +respectively O +, O +prevented O +binding O +. O + +Two O +disulphide O +bridges O +, O +which O +are O +conserved O +in O +all O +spermadhesin O +molecules O +and O +many O +CUB O +domains O +, O +crosslink O +loop O +LA O +and O +strand O +beta O +4 O +and O +loops O +LE O +and O +LG O +, O +respectively O +, O +at O +opposite O +edges O +of O +the O +same O +face O +of O +the O +domain O +. O + +Mg B-GENE +- I-GENE +chelatase I-GENE +of O +tobacco O +: O +identification O +of O +a O +Chl B-GENE +D I-GENE +cDNA I-GENE +sequence I-GENE +encoding O +a O +third O +subunit O +, O +analysis O +of O +the O +interaction O +of O +the O +three O +subunits O +with O +the O +yeast O +two O +- O +hybrid O +system O +, O +and O +reconstitution O +of O +the O +enzyme O +activity O +by O +co O +- O +expression O +of O +recombinant B-GENE +CHL I-GENE +D I-GENE +, O +CHL B-GENE +H I-GENE +and O +CHL B-GENE +I I-GENE +. O + +One O +R O +- O +EST O +and O +one O +Pto B-GENE +- I-GENE +like I-GENE +sequence I-GENE +each O +mapped O +to O +two O +locations O +. O + +The O +multidomain O +structure O +includes O +a O +cysteine O +- O +rich O +motif O +resembling O +those O +of O +protein B-GENE +kinase I-GENE +C I-GENE +and O +n B-GENE +- I-GENE +chimaerin I-GENE +and O +a O +putative O +pleckstrin B-GENE +homology I-GENE +domain I-GENE +. O + +271 O +: O +31290 O +- O +31295 O +, O +1996 O +) O +. O + +Nevertheless O +, O +antibodies O +directed O +against O +an O +epitope O +- O +tagged O +version O +of O +Prp42p B-GENE +specifically O +precipitate O +U1 B-GENE +snRNA I-GENE +from O +yeast O +extracts O +. O + +These O +results O +indicate O +that O +in O +addition O +to O +Grb2 B-GENE +- O +mediated O +activation O +of O +Ras B-GENE +, O +PLC B-GENE +- I-GENE +gamma1 I-GENE +- O +mediated O +DAG O +production O +is O +required O +for O +EGF B-GENE +- O +and O +PDGF B-GENE +- O +induced O +S O +- O +phase O +entry O +and O +gene O +expression O +, O +possibly O +through O +activation O +of O +PKC B-GENE +. O + +In O +this O +study O +, O +we O +investigated O +STAT B-GENE +activation O +in O +a O +panel O +of O +rodent O +fibroblast O +cell O +lines O +stably O +transformed O +by O +diverse O +viral O +oncoproteins O +. O + +In O +serum O +- O +stimulated O +cells O +, O +the O +binding O +of O +NF B-GENE +- I-GENE +Y I-GENE +/ O +CBF B-GENE +to O +TKC1 B-GENE +increased O +gradually O +, O +reaching O +a O +plateau O +at O +the O +S O +phase O +. O + +CONCLUSION O +: O +In O +our O +animal O +model O +, O +blood O +- O +brain O +barrier O +disruption O +was O +a O +reproducible O +, O +integral O +finding O +of O +single O +- O +fraction O +, O +high O +- O +dose O +irradiation O +injury O +. O + +To O +facilitate O +the O +investigation O +of O +parameters O +that O +govern O +selective O +export O +in O +adenovirus O +- O +infected O +cells O +, O +we O +constructed O +a O +marked O +human O +beta B-GENE +- I-GENE +actin I-GENE +minigene I-GENE +under O +the O +control O +of O +the O +glucocorticoid B-GENE +- I-GENE +inducible I-GENE +enhancer I-GENE +- I-GENE +promoter I-GENE +of O +mouse O +mammary O +tumor O +virus O +and O +introduced O +it O +into O +the O +left O +end O +of O +the O +adenovirus O +type O +5 O +( O +Ad5 O +) O +genome O +. O + +Cell O +factor O +- O +mediated O +regulatory O +interactions O +are O +involved O +in O +regulating O +the O +restricted O +expression O +of O +the O +HCMV B-GENE +major I-GENE +immediate I-GENE +- I-GENE +early I-GENE +( I-GENE +IE I-GENE +) I-GENE +gene I-GENE +( O +J O +. O + +MpB B-GENE +GroEL I-GENE +has O +extensive O +sequence O +similarity O +( O +92 O +% O +) O +with O +Escherichia B-GENE +coli I-GENE +GroEL I-GENE +and O +other O +members O +of O +the O +chaperonin B-GENE +- I-GENE +60 I-GENE +family I-GENE +. O + +The O +critical O +mutations O +were O +likely O +to O +have O +been O +multiple O +and O +dispersed O +, O +including O +elongation O +of O +the O +TM O +and O +Nef B-GENE +coding I-GENE +sequences I-GENE +; O +changes O +in O +RNA O +splice O +donor O +and O +acceptor O +sites O +, O +TATA O +box O +sites O +, O +and O +Sp1 B-GENE +sites I-GENE +; O +multiple O +changes O +in O +the O +V2 B-GENE +region O +of O +SU B-GENE +, O +including O +a O +consensus O +neutralization O +epitope O +; O +and O +five O +new O +N O +- O +linked O +glycosylation O +sites O +in O +SU B-GENE +. O + +C O +. O + +These O +are O +the O +long O +terminal O +repeat O +( O +LTR O +) O +promoter O +, O +which O +regulates O +expression O +of O +the O +viral O +structural O +proteins O +, O +and O +a O +second O +internal O +promoter O +, O +located O +towards O +the O +3 O +' O +end O +of O +the O +env B-GENE +gene I-GENE +, O +that O +directs O +expression O +of O +the O +viral O +auxiliary O +proteins O +. O + +The O +5 O +' O +end O +of O +the O +genomic O +RNA O +of O +rubella O +virus O +( O +RUB O +) O +contains O +a O +14 O +- O +nucleotide O +( O +nt O +) O +single O +- O +stranded O +leader O +( O +ss O +- O +leader O +) O +followed O +by O +a O +stem O +- O +and O +- O +loop O +structure O +[ O +5 O +' O +( O ++ O +) O +SL O +] O +( O +nt O +15 O +to O +65 O +) O +, O +the O +complement O +of O +which O +at O +the O +3 O +' O +end O +of O +the O +minus O +- O +strand O +RNA O +[ O +3 O +' O +( O +- O +) O +SL O +] O +has O +been O +proposed O +to O +function O +as O +a O +promoter O +for O +synthesis O +of O +genomic O +plus O +strands O +. O + +To O +investigate O +the O +requirements O +for O +CBF2 B-GENE +binding O +, O +we O +synthesized O +a O +series O +of O +oligonucleotides O +carrying O +double O +transversion O +mutations O +spanning O +both O +the O +conserved O +core O +sequence O +and O +outside O +flanking O +sequences O +. O + +In O +addition O +, O +the O +affinities O +of O +CBF2 B-GENE +for O +binding O +to O +the O +LMP B-GENE +- I-GENE +1 I-GENE +, O +LMP B-GENE +- I-GENE +2 I-GENE +, O +and O +CD23 B-GENE +promoters I-GENE +were O +also O +measured O +. O + +CONCLUSIONS O +: O +The O +myocardial O +uptake O +of O +99mTc O +sestamibi O +in O +normal O +subjects O +and O +patients O +with O +coronary O +artery O +disease O +is O +comparable O +after O +exercise O +, O +dipyridamole O +, O +and O +adenosine O +stress O +. O + +The O +SR B-GENE +protein I-GENE +family I-GENE +is O +involved O +in O +constitutive O +and O +regulated O +pre O +- O +mRNA O +splicing O +and O +has O +been O +found O +to O +be O +evolutionarily O +conserved O +in O +metazoan O +organisms O +. O + +To O +investigate O +the O +activity O +of O +TCF11 B-GENE +through O +this O +selected O +site O +, O +both O +alone O +and O +in O +the O +presence O +of O +MafG B-GENE +, O +we O +have O +used O +a O +transient O +transfection O +assay O +. O + +These O +and O +other O +comparisons O +suggest O +that O +, O +during O +evolution O +, O +both O +the O +RNA B-GENE +- I-GENE +polymerase I-GENE +specificity O +of O +telomerase B-GENE +RNA I-GENE +- I-GENE +gene I-GENE +promoters I-GENE +and O +, O +more O +recently O +, O +the O +position O +of O +the O +template O +sequence O +in O +the O +telomerase B-GENE +RNA I-GENE +changed O +. O + +Deadenylation O +and O +decay O +of O +beta B-GENE +- I-GENE +globin I-GENE +mRNA I-GENE +in O +K562 O +cells O +is O +extraordinarily O +slow O +compared O +with O +NIH O +3T3 O +cells O +, O +suggesting O +that O +the O +increased O +stability O +gained O +by O +beta B-GENE +- I-GENE +globin I-GENE +mRNA I-GENE +in O +K562 O +cells O +is O +mainly O +controlled O +at O +the O +deadenylation O +step O +. O + +Holliday B-GENE +junction I-GENE +resolvase I-GENE +in O +Schizosaccharomyces O +pombe O +has O +identical O +endonuclease O +activity O +to O +the O +CCE1 B-GENE +homologue O +YDC2 B-GENE +. O + +Ca2 B-GENE ++ I-GENE +/ I-GENE +calmodulin I-GENE +- I-GENE +dependent I-GENE +protein I-GENE +kinase I-GENE +II I-GENE +( O +CaMK B-GENE +II I-GENE +) O +is O +a O +multifunctional O +serine B-GENE +/ I-GENE +threonine I-GENE +protein I-GENE +kinase I-GENE +that O +regulates O +ion O +channels O +, O +metabolic O +enzymes O +, O +cytoskeletal O +proteins O +, O +and O +possibly O +transcription O +factors O +. O + +A O +cAMP O +- O +responsive O +element O +- O +like O +( O +CRE O +- O +like O +, O +TGACGTGA O +) O +promoter O +sequence O +and O +a O +protein B-GENE +kinase I-GENE +A I-GENE +signaling O +pathway O +are O +involved O +in O +this O +induction O +, O +and O +activation O +of O +both O +CRE B-GENE +binding I-GENE +protein I-GENE +( O +CREB B-GENE +) O +and O +activating B-GENE +transcription I-GENE +factor I-GENE +- I-GENE +2 I-GENE +( O +ATF B-GENE +- I-GENE +2 I-GENE +) O +is O +required O +in O +the O +above O +process O +. O + +IVOX O +was O +named O +as O +an O +acronym O +for O +intravascular O +oxygenator O +. O + +Histopathologically O +, O +a O +cystic O +lymphangioma O +was O +diagnosed O +because O +of O +the O +morphological O +features O +and O +the O +immunohistochemical O +stainings O +of O +CD34 B-GENE +and O +Factor B-GENE +VIII I-GENE +related I-GENE +antigen I-GENE +which O +were O +observed O +positive O +reactions O +in O +endothelial O +cells O +of O +the O +cysts O +. O + +Protease O +activities O +in O +cultures O +of O +the O +streptococcal O +strains O +were O +associated O +with O +species O +of O +different O +molecular O +masses O +ranging O +from O +130 O +to O +200 O +kDa O +, O +suggesting O +posttranslational O +processing O +possibly O +as O +a O +result O +of O +autoproteolysis O +at O +post O +- O +proline O +peptide O +bonds O +in O +the O +N O +- O +terminal O +parts O +of O +the O +molecules O +. O + +The O +mechanism O +underlying O +such O +analgesia O +has O +been O +suggested O +to O +involve O +the O +interaction O +between O +the O +two O +separate O +but O +interconnected O +motivational O +systems O +" O +defense O +" O +and O +" O +pain O +. O +" O +To O +determine O +the O +developmental O +course O +of O +defense O +and O +nociception O +, O +these O +processes O +were O +analyzed O +during O +early O +ontogeny O +in O +rats O +. O + +Three O +large O +field O +placement O +errors O +( O +two O +patients O +with O +11 O +. O +5 O +and O +16 O +. O +0 O +mm O +distances O +of O +the O +planned O +versus O +simulated O +isocenter O +, O +respectively O +and O +one O +patient O +with O +a O +7 O +degree O +rotational O +error O +) O +were O +detected O +and O +, O +as O +with O +the O +smaller O +errors O +, O +were O +immediately O +corrected O +. O + +In O +addition O +, O +a O +catalytically O +inactive O +version O +of O +the O +Src B-GENE +family I-GENE +member O +, O +Lck B-GENE +( O +lymphoid B-GENE +cell I-GENE +kinase I-GENE +) O +, O +was O +expressed O +, O +purified O +, O +and O +evaluated O +as O +a O +Csk B-GENE +substrate O +. O + +A O +. O +, O +Swift O +, O +A O +. O + +Neuronal O +mechanisms O +underlying O +stimulus O +- O +response O +( O +S O +- O +R O +) O +associations O +in O +S O +- O +R O +compatibility O +tasks O +were O +identified O +in O +2 O +experiments O +with O +monkeys O +. O + +The O +c B-GENE +- I-GENE +myc I-GENE +/ O +TGF B-GENE +- I-GENE +alpha I-GENE +HCCs O +were O +also O +characterized O +by O +a O +particularly O +strong O +expression O +of O +TGF B-GENE +- I-GENE +alpha I-GENE +and O +very O +low O +apoptotic O +index O +in O +contrast O +to O +high O +levels O +of O +apoptosis O +in O +peritumorous O +tissues O +and O +c B-GENE +- I-GENE +myc I-GENE +HCCs O +. O + +Taken O +together O +, O +our O +data O +suggest O +that O +the O +antagonistic O +effects O +of O +CRP B-GENE +and O +KdgR B-GENE +on O +the O +expression O +of O +the O +pectinolysis B-GENE +genes I-GENE +occur O +by O +different O +mechanisms O +, O +including O +direct O +competition O +between O +the O +two O +regulators O +or O +between O +the O +repressor O +and O +RNA B-GENE +polymerase I-GENE +for O +the O +occupation O +of O +a O +common O +DNA O +region O +on O +the O +target O +genes O +. O + +The O +well O +- O +known O +Rel B-GENE +/ O +NF B-GENE +- I-GENE +kappaB I-GENE +family O +of O +vertebrate O +transcription O +factors O +comprises O +a O +number O +of O +structurally O +related O +, O +interacting O +proteins O +that O +bind O +DNA O +as O +dimers O +and O +whose O +activity O +is O +regulated O +by O +subcellular O +location O +. O + +The O +cglIM B-GENE +gene I-GENE +is O +organized O +in O +an O +unusual O +operon O +which O +contains O +, O +in O +addition O +, O +two O +genes O +encoding O +stress O +- O +sensitive O +restriction O +enzymes O +. O + +The O +purpose O +of O +this O +investigation O +was O +to O +describe O +a O +new O +formulation O +of O +silver O +sulfadiazine O +in O +a O +water O +soluble O +gel O +, O +poloxamer O +188 O +. O + +The O +study O +goals O +were O +to O +isolate O +a O +full O +- O +length O +clone O +encoding O +CO B-GENE +- I-GENE +Ag I-GENE +from O +a O +bovine O +corneal O +cDNA O +library O +and O +to O +express O +this O +clone O +in O +Escherichia O +coli O +( O +E O +. O +coli O +) O +. O + +The O +gene O +contains O +six O +exons O +separated O +by O +1 O +. O +1 O +- O +5 O +. O +8 O +kb O +introns O +and O +has O +been O +localized O +to O +the O +murine O +chromosome O +2 O +by O +linkage O +analysis O +. O + +In O +Xenopus O +embryos O +, O +the O +engineered B-GENE +PDGF I-GENE +receptor I-GENE +protein I-GENE +induced O +the O +formation O +of O +mesoderm O +from O +animal O +- O +pole O +explants O +in O +an O +FK1012 O +- O +dependent O +manner O +. O + +A O +cytosolic O +variant O +of O +the O +protein O +underwent O +efficient O +transphosphorylation O +, O +yet O +failed O +to O +activate O +appreciably O +either O +p70 B-GENE +( O +S6k B-GENE +) O +or O +MAP B-GENE +kinase I-GENE +following O +treatment O +with O +FK1012 O +. O + +Small O +- O +molecule O +control O +of O +insulin B-GENE +and O +PDGF B-GENE +receptor I-GENE +signaling O +and O +the O +role O +of O +membrane O +attachment O +. O + +Conversely O +, O +the O +inactive O +dAK B-GENE +subunit I-GENE +is O +progressively O +activated O +by O +1 O +) O +association O +with O +a O +dGK B-GENE +or O +dCK B-GENE +subunit I-GENE +and O +2 O +) O +the O +conformationally O +driven O +heterotropic O +affect O +of O +dGuo B-GENE +or O +dCyd B-GENE +bound O +to O +the O +opposing O +subunit O +. O + +CONCLUSIONS O +: O +A O +50 O +- O +mg O +daily O +dose O +of O +bicalutamide O +is O +sufficient O +when O +given O +in O +combination O +with O +an O +agent O +, O +such O +as O +a O +LHRH B-GENE +- O +A O +, O +that O +lowers O +serum O +testosterone O +, O +but O +higher O +doses O +of O +bicalutamide O +may O +be O +needed O +when O +the O +drug O +is O +given O +as O +monotherapy O +. O + +A O +genomic O +clone O +was O +isolated O +that O +contained O +12 O +. O +5 O +kb O +of O +the O +5 O +' O +- O +flanking O +region O +and O +the O +first O +exon O +of O +the O +p69 B-GENE +/ I-GENE +71 I-GENE +2 I-GENE +- I-GENE +5A I-GENE +synthetase I-GENE +gene I-GENE +. O + +Although O +the O +gene O +is O +substantially O +smaller O +than O +the O +human O +genes O +for O +other O +mitochondrial O +enzymes O +, O +its O +intron O +/ O +exon O +organization O +is O +very O +similar O +, O +especially O +to O +that O +of O +P450scc B-GENE +. O + +RESULTS O +: O +Looking O +at O +the O +question O +of O +its O +benefits O +, O +we O +were O +unable O +to O +find O +any O +methodologically O +sound O +studies O +that O +have O +shown O +efficacy O +for O +EMDR O +in O +eating O +disorders O +, O +or O +, O +indeed O +, O +any O +psychiatric O +disorder O +. O + +Transient O +overexpression O +of O +mutant B-GENE +EphB1 I-GENE +receptors I-GENE +( O +Y594F O +) O +blocked O +Nck B-GENE +recruitment O +to O +EphB1 B-GENE +, O +attenuated O +downstream O +JNK B-GENE +activation O +, O +and O +blocked O +cell O +attachment O +responses O +. O + +S O +. O +, O +and O +Walter O +, O +P O +. O + +Here O +we O +demonstrate O +that O +Hh B-GENE +and O +Patched B-GENE +( O +Ptc B-GENE +) O +act O +through O +those O +Ci B-GENE +binding O +sites O +to O +modulate O +the O +level O +of O +Ci B-GENE +- O +dependent O +transcriptional O +activation O +in O +S2 O +cells O +. O + +Furthermore O +the O +median O +increase O +in O +cyclosporine O +DR O +/ O +C O +( O +SS O +trough O +) O +was O +18 O +l O +h O +- O +1 O +( O +- O +3 O +. O +1 O +to O +42 O +. O +1 O +l O +h O +- O +1 O +, O +interquartile O +range O +) O +. O + +Patients O +and O +their O +relatives O +must O +be O +informed O +about O +the O +available O +effective O +treatment O +possibilities O +and O +about O +the O +right O +moment O +for O +their O +application O +in O +an O +individual O +patient O +. O + +Several O +PTPases B-GENE +were O +expressed O +abundantly O +in O +the O +5 O +- O +FU O +- O +treated O +bone O +marrow O +stem O +cells O +. O + +Expression O +of O +PTPRO B-GENE +was O +also O +observed O +in O +human B-GENE +CD34 I-GENE ++ I-GENE +bone O +marrow O +cells O +and O +5 O +- O +FU O +- O +treated O +murine O +primitive O +stem O +cells O +. O + +The O +organization O +of O +SPP1 B-GENE +genes I-GENE +involved O +in O +the O +replication O +, O +DNA O +packaging O +and O +phage O +assembly O +proteins O +resembles O +the O +organization O +of O +genes O +of O +equivalent O +regions O +of O +different O +E O +. O +coli O +double O +- O +stranded O +DNA O +phages O +. O + +Our O +results O +showed O +that O +compared O +to O +the O +primary O +photon O +fluence O +, O +the O +extra O +- O +focal O +photon O +fluence O +from O +the O +primary O +collimator O +and O +the O +flattening O +filter O +was O +11 O +% O +- O +16 O +% O +at O +the O +isocenter O +, O +among O +which O +70 O +% O +was O +contributed O +by O +the O +flattening O +filter O +. O + +The O +functional O +mature O +domain O +of O +pediocin B-GENE +AcH I-GENE +( I-GENE +Lys I-GENE ++ I-GENE +1 I-GENE +to I-GENE +Cys I-GENE ++ I-GENE +44 I-GENE +) I-GENE +is O +targeted O +into O +the O +E O +. O +coli O +sec O +machinery O +and O +secreted O +to O +the O +periplasm O +in O +active O +form O +when O +fused O +in O +frame O +to O +the O +COOH O +terminus O +of O +the O +secretory B-GENE +protein I-GENE +maltose I-GENE +- I-GENE +binding I-GENE +protein I-GENE +( O +MBP B-GENE +) O +. O + +Isomers O +were O +differentiated O +based O +on O +the O +MS O +- O +MS O +data O +of O +the O +trofluoroacetyl O +- O +biphenylol O +derivatives O +. O + +Clinical O +value O +of O +the O +estimation O +of O +growth O +kinetics O +of O +primary O +ovarian O +cancer O +recurrences O +by O +CA125 B-GENE +doubling O +time O + +This O +review O +seeks O +to O +summarize O +the O +disease O +, O +to O +propose O +pathways O +of O +carcinogenesis O +and O +to O +suggest O +ways O +in O +which O +the O +" O +traditional O +" O +risk O +factors O +may O +be O +interpreted O +on O +the O +basis O +of O +evolving O +knowledge O +. O + +The O +patient O +underwent O +two O +intracytoplasmic O +sperm O +injection O +cycles O +with O +thawed O +epididymal O +spermatozoa O +, O +in O +which O +, O +due O +to O +a O +pharmacist O +' O +s O +mistake O +, O +ovarian O +stimulation O +was O +carried O +out O +by O +a O +combination O +of O +long O +- O +acting O +gonadotrophin B-GENE +- I-GENE +releasing I-GENE +hormone I-GENE +agonist O +( O +leuprolide O +depot O +) O +and O +gonadotrophins B-GENE +. O + +Perhaps O +in O +addition O +to O +, O +or O +as O +part O +of O +, O +its O +essential O +function O +in O +late O +mitosis O +, O +MOB1 B-GENE +is O +required O +for O +a O +cell O +cycle O +reset O +function O +necessary O +for O +the O +initiation O +of O +the O +spindle O +pole O +body O +duplication O +. O + +In O +contrast O +, O +overproduction O +of O +Der3p B-GENE +is O +lethal O +in O +a O +sec61 B-GENE +- I-GENE +2 I-GENE +strain O +at O +the O +permissive O +temperature O +of O +25 O +degrees O +C O +. O + +Normal O +baseline O +( O +day O +- O +8 O +) O +PC O +levels O +( O +86 O +and O +89 O +% O +) O +were O +markedly O +reduced O +in O +both O +patients O +at O +the O +time O +of O +VOD O +manifestation O +on O +day O +20 O +and O +40 O +, O +respectively O +( O +26 O +and O +31 O +% O +) O +. O + +To O +examine O +the O +role O +of O +this O +CE2 O +element O +in O +regulating O +Hoxa1 B-GENE +expression O +in O +vivo O +, O +transgenic O +mice O +were O +generated O +which O +express O +a O +Hoxa1 B-GENE +beta B-GENE +- I-GENE +galactosidase I-GENE +reporter O +gene O +that O +contains O +a O +mutation O +in O +the O +CE2 O +element O +. O + +An O +evolutionary O +conserved O +element O +is O +essential O +for O +somite O +and O +adjacent O +mesenchymal O +expression O +of O +the O +Hoxa1 B-GENE +gene I-GENE +. O + +RESULTS O +: O +The O +bovine O +cDNA O +insert O +sequence O +was O +273 O +nucleotides O +in O +length O +for O +the O +entire O +mRNA O +coding O +region O +, O +212 O +nucleotides O +in O +the O +5 O +' O +untranslated O +region O +, O +83 O +nucleotides O +in O +the O +3 O +' O +untranslated O +region O +and O +a O +poly O +( O +A O +) O +tail O +. O + +Altogether O +46 O +phase O +III O +activities O +were O +recorded O +. O + +We O +have O +previously O +identified O +a O +liver O +- O +enriched O +transcription O +factor O +, O +HNF B-GENE +- I-GENE +6 I-GENE +, O +which O +is O +required O +for O +HNF B-GENE +- I-GENE +3 I-GENE +beta I-GENE +promoter I-GENE +activity O +and O +also O +recognizes O +the O +regulatory O +region O +of O +numerous O +hepatocyte O +- O +specific O +genes O +. O + +A O +cDNA O +clone O +was O +identified O +encoding O +a O +second O +GHS B-GENE +- I-GENE +R I-GENE +- I-GENE +related I-GENE +gene I-GENE +( O +GPR39 B-GENE +) O +. O + +( O +1997 O +) O +Science O +275 O +, O +1927 O +- O +1930 O +) O +. O + +P O +. O +, O +Peyron O +, O +J O +. O + +A O +hybridoma O +clone O +( O +7H1 O +) O +resulting O +from O +the O +fusion O +between O +CEMLAI O +/ O +NP O +and O +human O +embryonic O +fibroblasts O +MRC5 O +cells O +produced O +very O +large O +amounts O +of O +P47 B-GENE +that O +was O +purified O +using O +Jacalin B-GENE +lectin I-GENE +( O +specific O +for O +O O +- O +glycans O +) O +and O +microsequenced O +. O + +This O +information O +, O +together O +with O +estimation O +of O +the O +size O +of O +the O +deglycosylated O +A O +subunit O +relative O +to O +a O +series O +of O +C B-GENE +- I-GENE +terminal I-GENE +truncated I-GENE +TSHR I-GENE +ectodomain I-GENE +variants I-GENE +, O +places O +cleavage O +Site O +1 O +in O +the O +vicinity O +of O +, O +or O +closely O +upstream O +to O +, O +residue O +317 O +. O + +In O +vitro O +DNase B-GENE +I I-GENE +footprinting O +of O +the O +200 O +- O +bp O +proximal O +region O +of O +the O +promoter O +with O +a O +murine O +Hepa O +1 O +- O +6 O +cell O +nuclear O +extract O +revealed O +a O +clear O +footprint O +of O +a O +region O +corresponding O +to O +- O +80 O +to O +- O +28 O +bp O +of O +the O +murine B-GENE +fVII I-GENE +gene I-GENE +, O +suggesting O +that O +liver O +factors O +interact O +with O +this O +region O +of O +the O +DNA O +. O + +Both O +increasing O +basal O +FSH B-GENE +and O +age O +were O +associated O +significantly O +with O +increased O +total O +gonadotrophin B-GENE +dose O +, O +and O +reduced O +number O +of O +oocytes O +collected O +and O +pregnancy O +rate O +. O + +A O +comparative O +study O +was O +undertaken O +between O +an O +enzymatic O +immunohistochemical O +technique O +( O +EIT O +) O +developed O +for O +the O +diagnosis O +of O +human O +trichinellosis O +and O +the O +indirect O +immunofluorescence O +test O +( O +IIF O +) O +, O +analysing O +sera O +from O +outbreaks O +of O +human O +trichinellosis O +in O +Argentina O +. O + +Our O +results O +establish O +GKLF B-GENE +as O +a O +sequence O +- O +specific O +transcription O +factor O +likely O +involved O +in O +regulation O +of O +expression O +of O +endogenous O +genes O +. O + +CES4 B-GENE +on O +a O +multicopy O +plasmid O +was O +unable O +to O +suppress O +tif1 B-GENE +- I-GENE +A79V I-GENE +. O + +Here O +we O +report O +that O +in O +cultured O +cells O +from O +Drosophila O +melanogaster O +human B-GENE +Sp1 I-GENE +efficiently O +activates O +transcription O +from O +synthetic O +promoters O +containing O +TATA O +boxes O +, O +but O +not O +from O +promoters O +that O +contain O +an O +initiator O +instead O +of O +a O +TATA O +box O +. O + +No O +apparent O +clinical O +signs O +indicative O +of O +systemic O +toxicity O +were O +observed O +in O +the O +F0 O +and O +F1 O +animals O +of O +either O +sex O +. O + +In O +an O +effort O +to O +identify O +the O +USH1C B-GENE +disease I-GENE +gene I-GENE +we O +have O +isolated O +the O +region O +between O +these O +markers O +in O +yeast O +artificial O +chromosomes O +( O +YACs O +) O +using O +a O +combination O +of O +STS O +content O +mapping O +and O +Alu B-GENE +- O +PCR O +hybridization O +. O + +PowerBLAST O +analysis O +identified O +six O +clusters O +of O +expressed O +sequence O +tags O +( O +ESTs O +) O +, O +two O +known O +genes O +( O +BIR B-GENE +, O +SUR1 B-GENE +) O +mapped O +previously O +to O +this O +region O +, O +and O +a O +previously O +characterized O +but O +unmapped O +gene B-GENE +NEFA I-GENE +( O +DNA B-GENE +binding I-GENE +/ I-GENE +EF I-GENE +hand I-GENE +/ I-GENE +acidic I-GENE +amino I-GENE +- I-GENE +acid I-GENE +- I-GENE +rich I-GENE +) O +. O + +A O +fusion O +protein O +composed O +of O +beta B-GENE +- I-GENE +galactosidase I-GENE +and O +full B-GENE +- I-GENE +length I-GENE +Ahr I-GENE +translocates O +from O +the O +cytoplasm O +to O +the O +nucleus O +in O +a O +ligand O +- O +dependent O +manner O +. O + +Reconstitution O +of O +Raf B-GENE +- I-GENE +1 I-GENE +activity O +was O +observed O +only O +with O +kinase O +active O +Jak1 B-GENE +in O +both O +cell O +lines O +. O + +In O +addition O +, O +negatively O +regulatory O +region O +may O +exist O +from O +- O +1782 O +to O +- O +1295 O +bp O +. O + +The O +hypothesis O +of O +Geisler O +( O +Brain O +Res O +. O + +The O +second O +transcript O +, O +rhis4l B-GENE +, O +is O +bicistronic O +. O + +Consistent O +with O +this O +interpretation O +, O +a O +mutant O +form O +of O +XRN1 B-GENE +, O +which O +encodes O +a O +5 O +' O +- O +3 O +' O +exonuclease O +, O +was O +identified O +as O +an O +extragenic O +suppressor O +that O +increases O +the O +half O +- O +life O +of O +rhis4 B-GENE +mRNA I-GENE +, O +leading O +to O +a O +10 O +- O +fold O +increase O +in O +steady O +- O +state O +mRNA O +levels O +compared O +to O +the O +wild B-GENE +- I-GENE +type I-GENE +HIS4 I-GENE +mRNA I-GENE +level O +. O + +Sip1 B-GENE +was O +initially O +identified O +by O +virtue O +of O +its O +interaction O +with O +SC35 B-GENE +, O +a O +splicing O +factor O +of O +the O +SR B-GENE +family I-GENE +. O + +Such O +mutations O +are O +thought O +to O +exert O +their O +dominant O +phenotype O +by O +sequestration O +of O +the O +guanine B-GENE +nucleotide I-GENE +exchange I-GENE +factor I-GENE +( O +GNEF B-GENE +) O +. O + +Several O +studies O +have O +characterized O +the O +upstream O +regulatory O +region O +of O +c B-GENE +- I-GENE +fos I-GENE +, O +and O +identified O +cis O +- O +acting O +elements O +termed O +the O +cyclic O +AMP O +( O +cAMP O +) O +response O +elements O +( O +CREs O +) O +that O +are O +critical O +for O +c B-GENE +- I-GENE +fos I-GENE +transcription O +in O +response O +to O +a O +variety O +of O +extracellular O +stimuli O +. O + +We O +have O +cloned O +a O +kinase O +, O +Nlk B-GENE +, O +that O +is O +a O +murine B-GENE +homolog I-GENE +of I-GENE +the I-GENE +Drosophila I-GENE +nemo I-GENE +( O +nmo B-GENE +) O +gene O +. O + +Our O +findings O +suggest O +that O +striatal O +FDG O +and O +particularly O +RACLO O +are O +sensitive O +and O +effective O +measures O +of O +striatal O +function O +and O +may O +help O +characterizing O +patients O +with O +multiple O +system O +atrophy O +. O + +Childhood O +misbehavior O +and O +the O +risk O +of O +injecting O +drug O +use O +. O + +Genetic O +analysis O +has O +subsequently O +identified O +subpathways O +of O +the O +DNA O +structure O +checkpoints O +, O +including O +the O +reversible O +arrest O +of O +DNA O +synthesis O +. O + +Thus O +, O +Esigma54 B-GENE +promoters I-GENE +are O +responsive O +to O +CRP B-GENE +, O +a O +protein O +unrelated O +to O +sigma54 B-GENE +activators I-GENE +, O +and O +the O +repression O +exerted O +is O +the O +direct O +result O +of O +an O +interaction O +between O +Esigma54 B-GENE +and O +the O +CRP B-GENE +- I-GENE +cAMP I-GENE +complex I-GENE +. O + +GlcNAc O +- O +and O +GlcNAc2 O +- O +PP O +- O +Dolichol O +biosynthesis O +could O +be O +shown O +with O +isolated O +S O +. O +cerevisiae O +membranes O +from O +cells O +harboring O +the O +recombinant O +plasmid O +and O +grown O +on O +glucose O +thus O +suppressing O +transcription O +of O +the O +endogenous O +gene O +. O + +Antibodies O +raised O +against O +GST B-GENE +mSH2 I-GENE +- I-GENE +B I-GENE +identified O +a O +cellular O +protein O +of O +92 O +kDa O +that O +was O +not O +found O +to O +be O +phosphorylated O +on O +Tyr O +. O + +Interleukin B-GENE +- I-GENE +6 I-GENE +( O +IL B-GENE +- I-GENE +6 I-GENE +) O +is O +a O +pleiotropic O +cytokine O +, O +which O +is O +involved O +in O +inflammatory O +and O +immune O +responses O +, O +acute O +phase O +reactions O +, O +and O +hematopoiesis O +. O + +Upon O +analysis O +of O +various O +deletion O +and O +point O +- O +mutated O +variants O +of O +the O +human B-GENE +IL I-GENE +- I-GENE +6 I-GENE +gene I-GENE +promoter I-GENE +coupled O +to O +a O +reporter O +gene O +, O +we O +screened O +for O +possible O +cooperating O +transcription O +factors O +. O + +This O +region O +, O +however O +, O +contains O +a O +CCAATC O +box O +in O +the O +reverse O +complement O +and O +several O +GC O +boxes O +that O +are O +recognition O +sites O +for O +SP1 B-GENE +. O + +Our O +purpose O +was O +to O +determine O +if O +intact O +perianal O +( O +S4 O +- O +5 O +) O +pin O +sensation O +( O +PPS O +) O +and O +bulbocavernosus O +( O +S2 O +- O +4 O +) O +reflex O +( O +BCR O +) O +shortly O +after O +spinal O +cord O +injury O +( O +SCI O +) O +are O +predictive O +of O +bladder O +function O +recovery O +. O + +The O +correct O +termination O +of O +retroviral O +transcripts O +at O +the O +3 O +' O +LTR O +R O +/ O +U5 O +junction O +is O +primarily O +dependent O +on O +the O +canonical O +AAUAAA O +polyadenylation O +signal O +, O +so O +we O +have O +analyzed O +the O +effect O +of O +mutating O +the O +polyadenylation O +signal O +sequences O +on O +the O +properties O +of O +a O +selectable O +murine O +retroviral O +vector O +. O + +ALT B-GENE +levels O +in O +responders O +were O +lowered O +by O +46 O +% O +and O +AST B-GENE +levels O +were O +lowered O +by O +35 O +% O +after O +12 O +weeks O +of O +vitamin O +E O +treatment O +. O + +51 O +. O +9 O +% O +( O +P O += O +0 O +. O +0006 O +) O +in O +the O +MMF O +versus O +the O +AZA O +groups O +, O +respectively O +. O + +Our O +study O +was O +designed O +to O +investigate O +the O +effect O +of O +MMF O +on O +in O +vivo O +bone O +mineral O +metabolism O +. O + +Pao2 O +increased O +from O +15 O +. O +5 O ++ O +/ O +- O +5 O +. O +6 O +kPa O +( O +116 O ++ O +/ O +- O +42 O +mm O +Hg O +) O +to O +17 O +. O +3 O ++ O +/ O +- O +6 O +. O +3 O +kPa O +( O +130 O ++ O +/ O +- O +47 O +mm O +Hg O +) O +( O +P O +< O +0 O +. O +05 O +) O +. O + +Typical O +configurations O +of O +psychosocial O +stress O +factors O +of O +psychiatrically O +conspicuous O +children O +and O +adolescents O + +Nine O +cats O +received O +PMEA O +at O +a O +dosage O +of O +10 O +mg O +/ O +kg O +body O +weight O +, O +nine O +cats O +received O +FPMPA O +at O +a O +dosage O +of O +25 O +mg O +/ O +kg O +body O +weight O +. O + +Resistance O +to O +thyroid O +hormone O +: O +implications O +for O +neurodevelopmental O +research O +on O +the O +effects O +of O +thyroid O +hormone O +disruptors O +. O + +We O +present O +the O +preliminary O +results O +obtained O +on O +36 O +patients O +which O +were O +followed O +for O +a O +mean O +period O +of O +12 O +months O +. O + +Moreover O +, O +xTAK1KN B-GENE +could O +block O +the O +expression O +of O +ventral O +mesoderm O +marker O +genes O +induced O +by O +Smad1 B-GENE +or I-GENE +5 I-GENE +. O + +The O +assay O +exhibits O +a O +dynamic O +range O +of O +0 O +. O +1 O +- O +100 O +micrograms O +l O +- O +1 O +using O +a O +monoclonal O +antibody O +or O +alternatively O +10 O +micrograms O +l O +- O +1 O +to O +10 O +mg O +l O +- O +1 O +using O +commercially O +available O +antiserum O +. O + +A O +canonical O +TATA O +box O +was O +not O +detected O +. O + +Expression O +and O +characterization O +of O +recombinant B-GENE +single I-GENE +- I-GENE +chain I-GENE +Fv I-GENE +and O +Fv B-GENE +fragments I-GENE +derived O +from O +a O +set O +of O +catalytic O +antibodies O +. O + +A O +putative O +inhibitor O +( O +s O +) O +appears O +to O +co O +- O +elute O +in O +the O +inactive O +fraction O +that O +blocked O +the O +L B-GENE +( I-GENE +alpha I-GENE +) I-GENE +activity O +. O + +Platelet O +aggregation O +in O +response O +to O +10 O +micrograms O +collagen B-GENE +/ O +ml O +was O +decreased O +in O +parallel O +after O +treatment O +with O +ASA O +. O + +Using O +himA B-GENE +mutants I-GENE +, O +we O +confirmed O +that O +IHF B-GENE +plays O +a O +role O +in O +the O +molybdate O +- O +dependent O +regulation O +of O +dmsA B-GENE +- O +lacZ B-GENE +expression O +in O +vivo O +. O + +Cross O +- O +talking O +among O +Drosophila O +nuclear O +receptors O +at O +the O +promiscuous O +response O +element O +of O +the O +ng B-GENE +- I-GENE +1 I-GENE +and O +ng B-GENE +- I-GENE +2 I-GENE +intermolt I-GENE +genes I-GENE +. O + +The O +ipsilateral O +breast O +tumor O +relapse O +rate O +was O +similar O +between O +the O +PALP O +and O +MGDET O +groups O +. O + +Sibling O +aggregation O +of O +low B-GENE +- I-GENE +and I-GENE +high I-GENE +- I-GENE +density I-GENE +lipoprotein I-GENE +cholesterol I-GENE +and O +apolipoproteins B-GENE +B I-GENE +and I-GENE +A I-GENE +- I-GENE +I I-GENE +levels O +in O +black O +and O +white O +children O +: O +the O +Bogalusa O +Heart O +Study O +. O + +The O +CAPLC1 B-GENE +protein I-GENE +also O +exhibited O +several O +unique O +features O +, O +including O +a O +novel O +stretch O +of O +18 O +- O +19 O +amino O +acid O +residues O +within O +the O +X O +domain O +and O +an O +unusually O +long O +N O +- O +terminus O +which O +did O +not O +contain O +a O +recognizable O +EF O +- O +hand O +Ca O +( O +2 O ++ O +) O +- O +binding O +domain O +. O + +This O +hypothesis O +is O +consistent O +with O +the O +occurrence O +of O +PEA3 B-GENE +binding I-GENE +sites I-GENE +in O +the O +PEA3 B-GENE +promoter I-GENE +and O +with O +the O +ability O +of O +PEA3 B-GENE +to O +transactivate O +this O +promoter O +. O + +Pet B-GENE +- I-GENE +1 I-GENE +can O +bind O +specifically O +to O +a O +PEA3 B-GENE +ETS B-GENE +DNA O +- O +binding O +motif O +and O +can O +modulate O +transcription O +of O +synthetic O +promoter O +constructs O +in O +a O +sequence O +- O +specific O +manner O +. O + +The O +protein O +expressed O +by O +F2771 B-GENE +cDNA I-GENE +in O +transfected O +COS O +cells O +is O +localized O +in O +the O +cytoplasm O +. O + +Northern O +analysis O +indicated O +differential O +expression O +by O +tissue O +with O +highest O +expression O +in O +the O +heart O +. O + +As O +well O +, O +further O +deletion O +of O +the O +promoter O +region O +to O +nucleotide O +- O +110 O +, O +which O +contains O +only O +one O +SF B-GENE +- I-GENE +1 I-GENE +binding I-GENE +site I-GENE +, O +still O +retained O +the O +ability O +to O +respond O +to O +exogenous O +SF B-GENE +- I-GENE +1 I-GENE +. O + +The O +observation O +that O +beta B-GENE +2m I-GENE +with O +covalently O +attached O +peptide O +can O +effectively O +create O +CTL O +target O +structures O +in O +vitro O +offers O +new O +possibilities O +for O +the O +in O +vivo O +induction O +of O +epitope O +- O +specific O +CTL O +responses O +by O +either O +DNA O +immunization O +or O +injection O +of O +the O +purified O +epitope O +- O +linked O +beta B-GENE +2m I-GENE +. O + +The O +mRNAs O +of O +these O +genes O +contain O +respectively O +one O +( O +YAP1 B-GENE +uORF I-GENE +) O +and O +two O +( O +YAP2 B-GENE +uORF1 I-GENE +and O +uORF2 O +) O +upstream O +open O +reading O +frames O +. 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O + +Also O +, O +the O +deduced O +amino O +acids O +of O +the O +antigenic B-GENE +regions I-GENE +A I-GENE +, I-GENE +B I-GENE +and I-GENE +C I-GENE +of I-GENE +VP7 I-GENE +were O +nearly O +conserved O +within O +the O +phylogenetic O +lineages O +. O + +The O +cloned O +alcR B-GENE +gene I-GENE +provided O +in O +trans O +restored O +these O +siderophore O +system O +activities O +to O +the O +mutants O +. O + +The O +cloned O +alcR B-GENE +gene I-GENE +provided O +in O +trans O +restored O +these O +siderophore O +system O +activities O +to O +the O +mutants O +. O + +Copyright O +1998 O +Academic O +Press O +. O + +It O +may O +also O +be O +suggested O +that O +particular O +care O +should O +be O +taken O +when O +such O +a O +trans O +- O +dominant O +Rev B-GENE +mutant I-GENE +is O +considered O +to O +be O +used O +as O +a O +genetic O +therapy O +against O +HIV O +- O +I O +infection O +, O +in O +individuals O +infected O +with O +both O +HIV O +- O +I O +and O +HTLV O +- O +1 O +. O + +PATIENTS O +AND O +METHODS O +: O +Between O +January O +1992 O +and O +June O +1994 O +at O +St O +. O + +The O +frequency O +of O +SPs O +for O +both O +the O +moderate O +and O +severe O +groups O +was O +significantly O +higher O +than O +that O +in O +patients O +with O +a O +normal O +MMFCV O +( O +p O +< O +. O +01 O +) O +; O +of O +154 O +arms O +with O +a O +normal O +MMFCV O +, O +only O +9 O +( O +6 O +% O +) O +had O +an O +SP O +. O + +We O +analyzed O +the O +P O +- O +SAECG O +in O +the O +time O +and O +frequency O +domain O +in O +23 O +patients O +with O +Paf O +and O +19 O +controls O +. O + +Competitive O +reverse O +transcription O +- O +polymerase O +chain O +reaction O +and O +HPLC O +analysis O +showed O +that O +RUSH B-GENE +- I-GENE +1alpha I-GENE +is O +the O +progesterone O +- O +dependent O +splice O +variant O +. O + +TOR2 B-GENE +is O +part O +of O +two O +related O +signaling O +pathways O +coordinating O +cell O +growth O +in O +Saccharomyces O +cerevisiae O +. O + +Transcervical O +amnioinfusion O +. O + +SETTING O +: O +A O +division O +of O +a O +large O +tea O +plantation O +in O +Kandy O +. O + +Simple O +models O +of O +bimolecular O +interaction O +did O +not O +fully O +account O +for O +the O +kinetic O +profiles O +obtained O +with O +the O +parental O +antibodies O +and O +the O +hybrids O +, O +and O +this O +complexity O +suggested O +the O +existence O +of O +a O +conformational O +heterogeneity O +in O +these O +molecules O +. O + +In O +order O +to O +decipher O +the O +pathway O +that O +leads O +to O +Hox B-GENE +gene I-GENE +induction O +, O +we O +have O +investigated O +whether O +a O +Hox B-GENE +gene I-GENE +regulator O +, O +the O +leucine O +zipper O +transcription O +factor O +MafB B-GENE +/ O +Kr B-GENE +, O +is O +itself O +transcriptionally O +regulated O +by O +the O +environmental O +signals O +. O + +Reporter O +constructs O +function O +in O +a O +parallel O +manner O +, O +demonstrating O +the O +key O +role O +of O +the O +AhR B-GENE +in O +constitutive O +as O +well O +as O +TCDD O +- O +induced O +expression O +of O +Cyp1B1 B-GENE +in O +mouse O +embryo O +fibroblasts O +. O + +Transfection O +studies O +also O +showed O +that O +3 O +' O +- O +deletion O +of O +sequences O +downstream O +of O +the O +transcriptional O +start O +site O +( O ++ O +1 O +/ O ++ O +47 O +) O +markedly O +reduced O +OSM B-GENE +- O +fold O +induction O +. O + +Oncostatin B-GENE +M I-GENE +stimulates O +c B-GENE +- I-GENE +Fos I-GENE +to O +bind O +a O +transcriptionally O +responsive O +AP B-GENE +- I-GENE +1 I-GENE +element I-GENE +within O +the O +tissue B-GENE +inhibitor I-GENE +of I-GENE +metalloproteinase I-GENE +- I-GENE +1 I-GENE +promoter I-GENE +. O + +We O +have O +isolated O +a O +new O +human B-GENE +RING I-GENE +- I-GENE +finger I-GENE +gene I-GENE +( O +RNF4 B-GENE +) O +that O +encodes O +a O +190 O +- O +amino O +- O +acid O +protein O +. O + +To O +elucidate O +the O +regulatory O +mechanism O +of O +human B-GENE +AM I-GENE +gene I-GENE +expression O +, O +functional O +elements O +of O +5 O +' O +- O +flanking O +region O +of O +AM B-GENE +gene I-GENE +were O +studied O +in O +human O +aortic O +endothelial O +cells O +( O +HAEC O +) O +. O + +Soluble O +FasR B-GENE +ligand O +- O +binding O +domain O +: O +high O +- O +yield O +production O +of O +active O +fusion O +and O +non O +- O +fusion O +recombinant O +proteins O +using O +the O +baculovirus O +/ O +insect O +cell O +system O +. O + +The O +inhibition O +of O +focus O +formation O +observed O +in O +the O +presence O +of O +C3G B-GENE +was O +not O +due O +to O +toxic O +effects O +on O +cell O +viability O +, O +since O +transfected O +C3G B-GENE +cells O +exhibited O +the O +same O +survival O +and O +growth O +rates O +as O +untransfected O +NIH3T3 O +cells O +or O +cells O +transfected O +with O +plasmid O +vector O +alone O +. O + +C O +. O +D2 O +- O +Chr O +4 O +congenic O +strains O +harboring O +DBA O +/ O +2 O +alleles O +associated O +with O +the O +Pctr1 B-GENE +locus I-GENE +contained O +DBA O +/ O +2 O +" O +resistant O +" O +alleles O +of O +the O +CDK4 B-GENE +/ O +CDK6 B-GENE +inhibitors O +p16 B-GENE +and O +p15 B-GENE +. O + +When O +tested O +with O +wild O +- O +type O +( O +DBA O +/ O +2 O +) O +p16 B-GENE +, O +both O +A134C O +and O +G232A O +BALB O +/ O +c O +- O +specific O +variants O +of O +p16 B-GENE +were O +inefficient O +in O +their O +ability O +to O +inhibit O +the O +activity O +of O +cyclin B-GENE +D2 I-GENE +/ O +CDK4 B-GENE +in O +kinase O +assays O +with O +retinoblastoma B-GENE +protein I-GENE +, O +suggesting O +this O +defective O +, O +inherited O +allele O +plays O +an O +important O +role O +in O +the O +genetic O +susceptibility O +of O +BALB O +/ O +c O +mice O +for O +plasmacytoma O +induction O +and O +that O +p16 B-GENE +( O +INK4a B-GENE +) O +is O +a O +strong O +candidate O +for O +the O +Pctr1 B-GENE +locus I-GENE +. O + +Despite O +this O +there O +was O +no O +difference O +in O +the O +intubating O +conditions O +at O +one O +minute O +with O +25 O +excellent O +/ O +5 O +good O +in O +the O +suxamethonium O +group O +and O +27 O +excellent O +/ O +3 O +good O +in O +the O +rocuronium O +group O +. O + +Cloning O +and O +expression O +of O +two O +genes O +encoding O +auxin B-GENE +- I-GENE +binding I-GENE +proteins I-GENE +from O +tobacco O +. O + +Furthermore O +, O +direct O +association O +with O +D3 O +phosphatidylinositides O +seems O +to O +be O +essential O +for O +activation O +of O +PKB B-GENE +/ O +Akt B-GENE +. O + +The O +FMN O +moiety O +but O +not O +the O +[ O +3Fe O +- O +4S O +] O +cluster O +of O +the O +subunit O +appears O +to O +participate O +in O +this O +reaction O +. O + +Alison O +Bell O +Memorial O +Award O +. O + +METHODS O +: O +A O +population O +survey O +was O +undertaken O +in O +10 O +, O +148 O +individuals O +to O +measure O +the O +prevalence O +and O +identify O +the O +causes O +of O +blindness O +in O +Lebanon O +. O + +The O +mean O +duration O +of O +pain O +relief O +was O +4 O +- O +6 O +weeks O +. O + +The O +ESEM O +differs O +from O +conventional O +SEM O +in O +that O +no O +sample O +preparation O +is O +needed O +, O +eliminating O +artifactual O +changes O +. O + +The O +3 O +' O +fragment O +was O +shown O +to O +accumulate O +as O +full O +- O +length O +mRNA O +disappeared O +in O +actinomycin O +D O +- O +treated O +cells O +, O +indicating O +a O +precursor O +- O +product O +relationship O +. O + +The O +TATA B-GENE +box I-GENE +- I-GENE +binding I-GENE +protein I-GENE +( O +TBP B-GENE +) O +plays O +an O +essential O +role O +in O +transcription O +by O +all O +three O +eukaryotic O +nuclear B-GENE +RNA I-GENE +polymerases I-GENE +, O +polymerases B-GENE +( I-GENE +Pol I-GENE +) I-GENE +I I-GENE +, I-GENE +II I-GENE +, I-GENE +and I-GENE +III I-GENE +. O + +A O +triple B-GENE +- I-GENE +mutant I-GENE +TBP I-GENE +( O +R231E O ++ O +R235E O ++ O +R239S O +) O +had O +greatly O +reduced O +activity O +for O +yeast B-GENE +U6 I-GENE +snRNA I-GENE +gene I-GENE +transcription O +while O +remaining O +active O +for O +Pol B-GENE +II I-GENE +basal O +transcription O +. O + +E2F B-GENE +activity O +is O +regulated O +in O +part O +by O +the O +retinoblastoma B-GENE +family I-GENE +of I-GENE +tumor I-GENE +suppressor I-GENE +proteins I-GENE +. O + +This O +resulted O +in O +a O +complete O +inhibition O +of O +Site O +- O +1 O +cleavage O +that O +was O +restored O +by O +concomitant O +overexpression O +of O +full O +- O +length O +SCAP B-GENE +. O + +To O +determine O +the O +true O +molecular O +identity O +of O +SFD B-GENE +, O +both O +the O +50 O +- O +and O +57 O +- O +kDa O +polypeptides O +were O +directly O +sequenced O +. O + +Molecular O +characterization O +of O +the O +50 O +- O +and O +57 O +- O +kDa O +subunits O +of O +the O +bovine B-GENE +vacuolar I-GENE +proton I-GENE +pump I-GENE +. O + +In O +C O +. O +albicans O +, O +HST6 B-GENE +is O +expressed O +constitutively O +at O +high O +levels O +in O +the O +different O +cell O +types O +analysed O +( O +yeast O +, O +hyphae O +, O +white O +and O +opaque O +) O +, O +demonstrating O +that O +HST6 B-GENE +transcription O +is O +not O +repressed O +in O +this O +diploid O +yeast O +, O +unlike O +in O +diploid O +S O +. O +cerevisiae O +, O +and O +suggesting O +a O +basic O +biological O +function O +for O +the O +Hst6p B-GENE +transporter O +in O +C O +. O +albicans O +. O + +Furthermore O +, O +binding O +of O +recombinant B-GENE +Myb I-GENE +and O +Ets B-GENE +- I-GENE +2 I-GENE +protein I-GENE +to O +these O +fragments O +could O +be O +competed O +with O +an O +excess O +of O +double O +stranded O +oligodeoxynucleotides O +containing O +canonical O +, O +but O +not O +mutated O +, O +Myb B-GENE +- O +or O +Ets B-GENE +- I-GENE +binding I-GENE +sites I-GENE +. O + +This O +structure O +interconnects O +specific O +triplets O +of O +the O +basal O +bodies O +with O +the O +microtubular O +bundles O +that O +emerge O +from O +the O +basal O +apparatus O +. O + +To O +understand O +the O +regulatory O +mechanism O +controlling O +its O +expression O +at O +low O +temperature O +, O +the O +promoter O +region O +has O +been O +characterized O +. O + +In O +the O +current O +study O +, O +the O +roles O +of O +two O +putative O +cis O +- O +acting O +elements O +within O +the O +- O +73 O +to O ++ O +44 O +region O +in O +basal O +exon O +2 O +promoter O +activity O +were O +evaluated O +using O +mutagenesis O +and O +nuclear O +protein O +- O +DNA O +binding O +assays O +. O + +We O +have O +examined O +reporter O +gene O +( O +beta B-GENE +- I-GENE +gal I-GENE +) O +expression O +directed O +by O +human B-GENE +heat I-GENE +shock I-GENE +transcription I-GENE +factors I-GENE +1 I-GENE +and I-GENE +2 I-GENE +( O +HSF1 B-GENE +and O +HSF2 B-GENE +) O +in O +HeLa O +cells O +and O +in O +yeast O +( O +Saccharomyces O +cerevisiae O +) O +. O + +Localized O +fluorescence O +was O +detectable O +only O +in O +cells O +containing O +a O +visible O +midcell O +constriction O +, O +suggesting O +that O +FtsK B-GENE +targeting O +normally O +occurs O +only O +at O +a O +late O +stage O +of O +septation O +. 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O + +The O +intercistronic O +gene O +junctions O +of O +vesicular O +stomatitis O +virus O +( O +VSV O +) O +contain O +conserved O +sequence O +elements O +that O +are O +important O +for O +polyadenylation O +and O +transcription O +termination O +of O +upstream O +transcript O +as O +well O +as O +reinitiation O +of O +transcription O +of O +downstream O +transcript O +. O + +Infectious O +mutant O +virus O +progeny O +was O +obtained O +only O +on O +complementing O +gK B-GENE +- O +expressing O +cells O +, O +suggesting O +that O +gK B-GENE +has O +an O +important O +function O +in O +the O +replication O +cycle O +. O + +Cleavage O +and O +DNA O +joining O +reactions O +, O +carried O +out O +by O +human B-GENE +immunodeficiency I-GENE +virus I-GENE +type I-GENE +1 I-GENE +( I-GENE +HIV I-GENE +- I-GENE +1 I-GENE +) I-GENE +integrase I-GENE +, O +are O +necessary O +to O +effect O +the O +covalent O +insertion O +of O +HIV O +- O +1 O +DNA O +into O +the O +host O +genome O +. 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O + +Cis O +- O +regulation O +downstream O +of O +cell O +type O +specification O +: O +a O +single O +compact O +element O +controls O +the O +complex O +expression O +of O +the O +CyIIa B-GENE +gene I-GENE +in O +sea O +urchin O +embryos O +. O + +We O +also O +present O +evidence O +that O +human B-GENE +HYAL1 I-GENE +is O +identical O +to O +an O +uncharacterized O +gene O +positionally O +cloned O +by O +others O +from O +chromosome O +3p21 O +. O +3 O +that O +is O +homozygously O +deleted O +in O +several O +small O +- O +cell O +lung O +carcinoma O +cell O +lines O +. O + +In O +patients O +with O +myalgia O +, O +Raynaud O +' O +s O +syndrome O +, O +skin O +vasculitis O +and O +vascular O +diseases O +WFAg B-GENE +concentrations O +were O +higher O +than O +in O +patients O +without O +them O +. O + +Although O +the O +expression O +of O +the O +4E B-GENE +- I-GENE +BP1 I-GENE +gene I-GENE +alone O +has O +not O +yet O +been O +accomplished O +, O +the O +gene O +was O +expressed O +in O +Escherichia O +coli O +[ O +BL21 O +( O +DE3 O +) O +] O +as O +a O +fusion O +gene O +with O +the O +glutathione B-GENE +- I-GENE +S I-GENE +- I-GENE +transferase I-GENE +( O +GST B-GENE +) O +gene O +using O +a O +prokaryotic O +gene O +fusion O +vector O +( O +pGEX O +- O +4T O +- O +2 O +) O +, O +which O +contains O +a O +gene O +sequence O +coding O +the O +cleavage O +site O +for O +a O +specific O +protease O +, O +alpha B-GENE +- I-GENE +thrombin I-GENE +. O + +Randomised O +comparison O +of O +addition O +of O +autologous O +bone O +- O +marrow O +transplantation O +to O +intensive O +chemotherapy O +for O +acute O +myeloid O +leukaemia O +in O +first O +remission O +: O +results O +of O +MRC O +AML O +10 O +trial O +. O + +Therapeutic O +use O +of O +cannabis O +. O + +Analysis O +of O +intragenic O +revertants O +shows O +that O +this O +function O +depends O +on O +the O +amino O +acid O +preceding O +the O +first O +cysteine O +residue O +of O +the O +DNA O +- O +binding O +domain O +of O +Hap1p B-GENE +. O + +Peripheral O +visual O +stimuli O +and O +monoaural O +auditory O +stimuli O +were O +used O +as O +targets O +. O + +A O +review O +of O +studies O +published O +between O +1983 O +and O +1995 O +shows O +that O +there O +are O +some O +common O +factors O +as O +regards O +the O +psychological O +distress O +and O +social O +and O +functional O +limitations O +this O +group O +of O +patients O +has O +to O +deal O +with O +. O + +PKC B-GENE +- I-GENE +gamma I-GENE +, O +which O +is O +not O +present O +in O +keratinocytes O +, O +also O +induces O +involucrin B-GENE +gene I-GENE +expression O +in O +a O +TPA O +- O +independent O +manner O +, O +when O +introduced O +into O +SVHK O +cells O +. O + +Identification O +and O +characterization O +of O +specific O +DNA O +- O +binding O +complexes O +containing O +members O +of O +the O +Myc B-GENE +/ O +Max B-GENE +/ O +Mad B-GENE +network O +of O +transcriptional O +regulators O +. O + +We O +further O +show O +that O +proteolytic O +targeting O +by O +calpain B-GENE +II I-GENE +and O +the O +proteasome O +involves O +different O +structural O +elements O +of O +YY1 B-GENE +. O + +Primers O +for O +subsequent O +rounds O +of O +RACE O +were O +designed O +from O +the O +5 O +' O +- O +ends O +of O +amplified O +RACE O +products O +. O + +Human O +ZFM1 B-GENE +protein I-GENE +is O +a O +transcriptional O +repressor O +that O +interacts O +with O +the O +transcription B-GENE +activation I-GENE +domain I-GENE +of I-GENE +stage I-GENE +- I-GENE +specific I-GENE +activator I-GENE +protein I-GENE +. O + +Surprisingly O +, O +the O +CSF1R B-GENE +/ O +IRDelta960 B-GENE +was O +as O +effective O +as O +the O +CSF1R B-GENE +/ O +IR B-GENE +in O +mediating O +CSF B-GENE +- I-GENE +1 I-GENE +protection O +of O +cells O +from O +staurosporine O +- O +induced O +apoptosis O +. O + +CONCLUSIONS O +: O +The O +special O +clinical O +presentation O +of O +our O +case O +of O +possible O +Gardner O +' O +s O +syndrome O +is O +discussed O +. O + +These O +results O +would O +suggest O +that O +a O +high O +UV O +sensitivity O +is O +associated O +with O +high O +phaeomelanin O +and O +low O +eumelanin O +levels O +, O +and O +point O +to O +the O +eumelanin O +/ O +phaeomelanin O +ratio O +as O +a O +novel O +chemical O +parameter O +that O +could O +be O +used O +for O +predicting O +individuals O +at O +high O +risk O +for O +skin O +cancer O +and O +melanoma O +. O + +In O +ferrets O +naturally O +infected O +with O +H O +. O +mustelae O +, O +a O +single O +dose O +( O +50 O +mg O +/ O +kg O +, O +per O +os O +) O +of O +fluorofamide O +completely O +inhibited O +bacterial B-GENE +urease I-GENE +. O + +The O +cAMP O +- O +dependent O +mitogenic O +pathway O +is O +unique O +as O +it O +is O +independent O +of O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +activation O +and O +differs O +from O +growth O +factor O +- O +dependent O +pathways O +at O +the O +level O +of O +the O +expression O +of O +several O +protooncogenes O +/ O +transcription O +factors O +. O + +CONCLUSIONS O +: O +Use O +of O +the O +first O +method O +was O +associated O +with O +a O +reduction O +in O +the O +time O +patients O +remained O +in O +the O +ICU O +before O +transfer O +to O +another O +unit O +and O +savings O +in O +nursing O +time O +, O +but O +the O +two O +methods O +did O +not O +differ O +according O +to O +clinical O +outcomes O +. O + +We O +have O +elucidated O +the O +exon O +- O +intron O +organization O +of O +the O +entire O +human O +CD58 B-GENE +gene I-GENE +, O +including O +approximately O +2 O +. O +5 O +kilobases O +( O +kb O +) O +of O +5 O +' O +- O +flanking O +DNA O +. O + +The O +risk O +factors O +for O +hematuria O +in O +patients O +with O +renal O +hypouricemia O +are O +the O +elevation O +of O +urinary O +urate O +concentration O +and O +the O +subtypes O +of O +Post O +and O +Secretion O +. O + +Two O +hundred O +sixty O +- O +four O +patients O +scheduled O +for O +DCBM O +were O +randomized O +to O +receive O +intravenously O +geG O +0 O +. O +25 O +mg O +( O +geG O +- O +25 O +) O +, O +or O +geG O +0 O +. O +5 O +mg O +( O +geG O +- O +50 O +) O +, O +or O +HBB O +20 O +mg O +as O +hypotonic O +agent O +. O + +If O +the O +haemoglobin B-GENE +concentration O +( O +Hb B-GENE +) O +was O +less O +than O +12 O +g O +dL O +- O +1 O +they O +were O +given O +a O +four O +week O +course O +of O +ferrous O +sulphate O +. O + +Based O +on O +restriction O +enzyme O +analysis O +, O +Southern O +blots O +, O +polymerase O +chain O +reaction O +analysis O +and O +DNA O +sequencing O +, O +it O +was O +confirmed O +that O +the O +three O +overlapping O +clones O +isolated O +cover O +the O +entire O +cHO B-GENE +- I-GENE +1 I-GENE +gene I-GENE +, O +as O +well O +as O +approximately O +10 O +kb O +of O +the O +flanking O +regions O +on O +both O +ends O +. O + +Position O +- O +independent O +expression O +of O +a O +human O +nerve B-GENE +growth I-GENE +factor I-GENE +- O +luciferase B-GENE +reporter O +gene O +cloned O +on O +a O +yeast O +artificial O +chromosome O +vector O +. O + +Calcitriol O +therapy O +was O +associated O +with O +a O +decrease O +in O +serum O +iPTH B-GENE +levels O +( O +701 O ++ O +/ O +- O +103 O +. O +9 O +vs O +. O + +Alterations O +in O +DNase B-GENE +I I-GENE +reactivity O +of O +the O +GC O +- O +response O +element O +region O +suggest O +that O +GC B-GENE +receptor I-GENE +- I-GENE +GC I-GENE +complexes I-GENE +may O +associate O +, O +in O +a O +transient O +manner O +, O +with O +the O +promoter O +in O +the O +actively O +transcribing O +control O +state O +. O + +Most O +pituitary O +hormone O +- O +coding O +gene O +promoters O +are O +activated O +by O +Ptx1 B-GENE +. O + +One O +of O +these O +small B-GENE +inteins I-GENE +might O +be O +inactive O +or O +a O +" B-GENE +pseudo I-GENE +intein I-GENE +. I-GENE +" I-GENE +The O +results O +suggest O +a O +modular O +architecture O +for O +inteins B-GENE +, O +clarify O +their O +origin O +and O +relationship O +to O +other O +protein O +families O +, O +and O +extend O +recent O +experimental O +findings O +on O +the O +functional O +roles O +of O +intein B-GENE +N I-GENE +, I-GENE +C I-GENE +, I-GENE +and I-GENE +EN I-GENE +motifs I-GENE +. O + +Purification O +of O +MvaT B-GENE +enriched O +for O +two O +polypeptides O +of O +approximate O +molecular O +mass O +15 O +kDa O +and O +16 O +kDa O +, O +designated O +P15 B-GENE +and O +P16 B-GENE +. O + +These O +results O +indicate O +that O +TGF B-GENE +- I-GENE +betaf I-GENE +potentiates O +the O +c B-GENE +- I-GENE +fos I-GENE +SRE O +activated O +by O +PKC B-GENE +through O +the O +SRF B-GENE +binding I-GENE +site I-GENE +. O + +BACKGROUND O +: O +Defensins B-GENE +, O +also O +known O +as O +human B-GENE +neutrophil I-GENE +peptides I-GENE +, O +are O +antimicrobial O +peptides O +present O +in O +the O +azurophil O +granules O +of O +neutrophils O +. O + +The O +spontaneous O +mutation O +blocking O +pca B-GENE +gene I-GENE +expression O +was O +located O +in O +the O +promoter O +for O +the O +pca B-GENE +operon I-GENE +. O + +From O +250 O +g O +of O +cells O +, O +we O +isolated O +1 O +mg O +of O +PDH B-GENE +complex I-GENE +with O +a O +specific O +activity O +of O +12 O +. O +6 O +U O +/ O +mg O +of O +protein O +. O + +The O +PDH B-GENE +complex I-GENE +- I-GENE +encoding I-GENE +genes I-GENE +were O +identified O +by O +hybridization O +experiments O +and O +sequence O +analysis O +in O +two O +separate O +gene O +regions O +in O +the O +genome O +of O +Z O +. O +mobilis O +. O + +We O +have O +identified O +two O +functional O +elements O +, O +both O +located O +downstream O +from O +the O +TATA O +motif O +, O +that O +control O +Id4 B-GENE +promoter I-GENE +activity O +. O + +Azithromycin O +is O +a O +new O +generation O +macrolide O +antibiotic O +with O +unusual O +and O +favorable O +pharmacokinetics O +, O +and O +seems O +to O +be O +a O +very O +promising O +agent O +for O +innovative O +anti O +- O +H O +. O +pylori O +regimens O +. O + +The O +study O +enrolled O +994 O +people O +co O +- O +infected O +with O +CMV O +and O +HIV O +, O +with O +at O +least O +one O +CD4 B-GENE +count O +recorded O +< O +100 O +x O +10 O +( O +6 O +) O +cells O +/ O +l O +. O + +National O +certification O +: O +a O +vital O +component O +of O +quality O +assurance O +. O + +Two O +rare O +novel O +mutations O +, O +D811N O +in O +exon O +20 O +and O +R835C O +in O +exon O +21 O +, O +were O +identified O +in O +the O +first O +nucleotide O +- O +binding O +fold O +( O +NBF O +) O +, O +a O +functionally O +important O +region O +of O +SUR1 B-GENE +, O +in O +one O +patient O +each O +, O +both O +heterozygotes O +. O + +Chimaeric O +VP16 B-GENE +- O +E2 B-GENE +molecules O +suggest O +that O +the O +epithelial O +specific O +transcriptional O +activation O +of O +the O +BPV B-GENE +- I-GENE +4 I-GENE +LCR I-GENE +promoter I-GENE +is O +mediated O +by O +the O +E2 B-GENE +transactivation I-GENE +domain I-GENE +. O + +These O +changes O +correlate O +directly O +with O +an O +increase O +in O +the O +acetylation O +levels O +of O +all O +four O +core B-GENE +histones I-GENE +in O +vivo O +. O + +Drosophila B-GENE +orthodenticle I-GENE +( O +otd B-GENE +) O +and O +murine B-GENE +Otx I-GENE +genes I-GENE +exemplify O +this O +, O +both O +in O +terms O +of O +expression O +patterns O +and O +mutant O +phenotypes O +. O + +APETALA3 B-GENE +transcripts I-GENE +are O +first O +detected O +in O +a O +meristematic O +region O +that O +will O +give O +rise O +to O +the O +petal O +and O +stamen O +primordia O +, O +and O +expression O +is O +maintained O +in O +this O +region O +during O +subsequent O +development O +of O +these O +organs O +. O + +We O +also O +recovered O +mutations O +in O +the O +60A B-GENE +gene I-GENE +which O +encodes O +another O +TGF B-GENE +- I-GENE +beta I-GENE +- I-GENE +related I-GENE +factor I-GENE +in O +Drosophila O +. O + +Cell O +lines O +are O +checked O +to O +find O +out O +whether O +they O +develop O +tumors O +in O +nude O +mice O +followed O +by O +an O +analysis O +of O +the O +karyotype O +. O + +Cervicovaginal O +foetal B-GENE +fibronectin I-GENE +in O +the O +prediction O +of O +preterm O +labour O +in O +a O +low O +- O +risk O +population O +. O + +In O +addition O +, O +IgM B-GENE +can O +be O +absent O +in O +children O +with O +congenital O +toxoplasmosis O +or O +subjects O +with O +secondary O +reactivation O +. O + +Both O +variants O +display O +the O +seven O +- O +transmembrane O +topology O +that O +is O +typical O +for O +G B-GENE +protein I-GENE +- I-GENE +coupled I-GENE +receptors I-GENE +. O + +A O +constitutive O +allele O +of O +GPA2 B-GENE +could O +stimulate O +growth O +of O +a O +strain O +lacking O +both O +RAS B-GENE +genes I-GENE +. O + +The O +COOH O +- O +terminus O +of O +this O +new O +isoform O +, O +which O +we O +designate O +beta B-GENE +4 I-GENE +, O +lacks O +a O +22 O +amino O +acid O +lysine O +- O +rich O +sequence O +common O +to O +both O +the O +human B-GENE +red I-GENE +cell I-GENE +alpha I-GENE +- I-GENE +and I-GENE +beta I-GENE +- I-GENE +adducin I-GENE +subunits I-GENE +and O +homologous O +to O +a O +highly O +conserved O +region O +in O +MARCKS B-GENE +, O +a O +filamentous O +actin B-GENE +- O +cross O +linking O +protein O +regulated O +by O +protein B-GENE +kinase I-GENE +C I-GENE +and O +calcium O +/ O +calmodulin B-GENE +. O +beta B-GENE +4 I-GENE +- I-GENE +adducin I-GENE +preserves O +a O +previously O +identified O +calmodulin B-GENE +binding I-GENE +domain I-GENE +. O + +PCR O +analysis O +indicates O +that O +this O +new O +beta B-GENE +- I-GENE +adducin I-GENE +isoform I-GENE +is O +expressed O +in O +fetal O +brain O +and O +liver O +, O +bone O +marrow O +, O +and O +NT O +- O +2 O +( O +neuroepithelial O +) O +cells O +, O +but O +is O +not O +detected O +in O +several O +other O +tissues O +. O + +The O +gene B-GENE +lac I-GENE +- I-GENE +1 I-GENE +, O +encoding O +the O +enzyme O +laccase B-GENE +, O +is O +the O +best O +characterized O +of O +a O +number O +of O +genes O +in O +the O +chestnut O +blight O +fungus O +, O +Cryphonectria O +parasitica O +, O +that O +are O +repressed O +by O +hypoviruses O +, O +a O +group O +of O +virulence O +- O +attenuating O +mycoviruses O +. O +lac B-GENE +- I-GENE +1 I-GENE +has O +also O +been O +shown O +to O +be O +transcriptionally O +activated O +by O +low O +concentrations O +of O +the O +translational O +inhibitor O +cycloheximide O +( O +CHX O +) O +and O +by O +the O +immunosuppressant O +cyclosporin O +A O +. O + +Both O +TRE O +- O +like O +elements O +were O +capable O +of O +binding O +AP1 B-GENE +. O + +The O +hp55 B-GENE +gamma I-GENE +protein I-GENE +interacts O +strongly O +with O +the O +activated O +IGFIR B-GENE +but O +not O +with O +the O +kinase O +- O +negative O +mutant O +receptor O +. O +hp55 B-GENE +gamma I-GENE +also O +interacts O +with O +the O +insulin B-GENE +receptor I-GENE +( O +IR B-GENE +) O +in O +the O +yeast O +two O +- O +hybrid O +system O +. O + +The O +plant O +protein O +maintains O +all O +the O +functional O +domains O +found O +in O +the O +other O +proteins O +, O +including O +nuclear O +localization O +signal O +, O +DNA O +- O +binding O +domain O +and O +helicase B-GENE +motifs I-GENE +, O +suggesting O +that O +it O +might O +also O +act O +as O +part O +of O +the O +RNA O +transcription O +apparatus O +, O +as O +well O +as O +nucleotide O +excision O +repair O +in O +plant O +cells O +. O + +This O +paper O +describes O +the O +genomic O +organization O +of O +mouse O +gC1qBP B-GENE +and O +the O +characterization O +of O +its O +5 O +' O +flanking O +region O +. O + +LysR B-GENE +proteins I-GENE +have O +been O +shown O +to O +regulate O +urease B-GENE +in I-GENE +Klebsiella I-GENE +aerogenes I-GENE +( O +NAC B-GENE +) O +, O +and O +catalase B-GENE +in I-GENE +Escherichia I-GENE +coli I-GENE +( O +OxyR B-GENE +) O +, O +which O +offers O +the O +intracellular O +bacterium O +protection O +from O +phagolysosome O +damage O +. O + +Also O +, O +the O +anti O +- O +inflammatory O +activities O +of O +an O +aqueous O +extract O +of O +Buddleia O +cordata O +and O +its O +principal O +glycoside O +linarin O +were O +evaluated O +. O + +Regulation O +of O +the O +Raf B-GENE +kinase I-GENE +in O +T O +cells O +differs O +from O +findings O +with O +a O +variety O +of O +cell O +lines O +that O +the O +catalytic B-GENE +domain I-GENE +of I-GENE +Raf I-GENE +( O +Raf B-GENE +( O +delta26 O +- O +303 O +) O +) O +shows O +no O +activity O +. O + +Full B-GENE +- I-GENE +length I-GENE +FLAP I-GENE +clones O +were O +isolated O +from O +a O +mouse O +skeletal O +muscle O +cDNA O +library O +. O + +We O +have O +visualized O +DNA O +- O +protein O +complexes O +by O +electron O +microscopy O +and O +a O +high O +- O +affinity O +binding O +site O +of O +WDV B-GENE +Rep I-GENE +protein I-GENE +within O +the O +core O +element O +has O +been O +mapped O +to O +approximately O +144 O ++ O +/ O +- O +18 O +bp O +upstream O +from O +the O +initiation O +site O +, O +between O +the O +start O +site O +for O +complementary O +- O +sense O +transcription O +and O +the O +TATA O +box O +. O + +Rex B-GENE +- I-GENE +1 I-GENE +, O +a O +gene O +encoding O +a O +transcription O +factor O +expressed O +in O +the O +early O +embryo O +, O +is O +regulated O +via O +Oct B-GENE +- I-GENE +3 I-GENE +/ I-GENE +4 I-GENE +and O +Oct B-GENE +- I-GENE +6 I-GENE +binding O +to O +an O +octamer O +site O +and O +a O +novel O +protein O +, O +Rox B-GENE +- I-GENE +1 I-GENE +, O +binding O +to O +an O +adjacent O +site O +. O + +However O +, O +inhibition O +of O +both O +the O +ERK B-GENE +/ O +RSK B-GENE +and O +the O +p38 B-GENE +/ O +MAPKAP B-GENE +kinase I-GENE +2 I-GENE +pathways O +completely O +abolished O +NGF B-GENE +- O +induced O +CREB B-GENE +Ser O +- O +133 O +phosphorylation O +. O + +Cells O +respond O +to O +the O +accumulation O +of O +unfolded O +proteins O +in O +the O +endoplasmic O +reticulum O +( O +ER O +) O +by O +increasing O +the O +transcription O +of O +the O +genes O +encoding O +ER B-GENE +- I-GENE +resident I-GENE +chaperone I-GENE +proteins I-GENE +. 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O + +Deletion O +of O +the O +last O +two O +Ser O +residues O +, O +including O +one O +PKC B-GENE +consensus O +site O +in O +the O +receptor O +tail O +, O +prevented O +only O +phorbol O +12 O +- O +myristate O +13 O +- O +acetate O +- O +induced O +desensitization O +by O +30 O +% O +. O + +Flap O +survival O +depends O +on O +the O +development O +of O +a O +small O +number O +of O +vascular O +connections O +between O +vessels O +arising O +from O +the O +pedicle O +and O +preexisting O +dermal O +vessels O +. O + +Jean O +Klig O +reviews O +recent O +literature O +about O +lower O +respiratory O +tract O +infection O +in O +children O +. 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O +3 O ++ O +/ O +- O +4 O +. O +2 O +years O +) O +those O +with O +2 O +risk O +factors O +; O +and O +C O +( O +69 O +. O +2 O ++ O +/ O +- O +3 O +. O +6 O +years O +) O +those O +with O +3 O +or O +more O +risk O +factors O +. O + +We O +further O +demonstrate O +that O +RU486 O +- O +PR B-GENE +- I-GENE +B I-GENE +interacts O +physically O +with O +NCoR B-GENE +in O +vitro O +. O + +PRL B-GENE +receptor I-GENE +also O +activates O +SHP B-GENE +- I-GENE +2 I-GENE +, O +a O +cytosolic B-GENE +tyrosine I-GENE +phosphatase I-GENE +. 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O + +Sites O +1 O +and O +4 O +in O +lumican B-GENE +and O +keratocan B-GENE +are O +in O +a O +homologous O +location O +. O + +ATP O +- O +dependent O +assembly O +of O +a O +ternary O +complex O +consisting O +of O +a O +DNA O +mismatch O +and O +the O +yeast O +MSH2 B-GENE +- O +MSH6 B-GENE +and O +MLH1 B-GENE +- O +PMS1 B-GENE +protein O +complexes O +. O + +Mutation O +of O +the O +central O +Tyr497 O +to O +Phe O +blocks O +the O +tyrosine O +phosphorylation O +of O +the O +insulin B-GENE +receptor I-GENE +substrate I-GENE +1 I-GENE +( O +IRS1 B-GENE +) O +and O +diminishes O +proliferation O +in O +response O +to O +IL B-GENE +- I-GENE +4 I-GENE +. O + +Instead O +, O +it O +contained O +two O +tandem O +kappaB B-GENE +elements I-GENE +and O +a O +variant O +activating B-GENE +transcription I-GENE +factor I-GENE +/ I-GENE +cAMP I-GENE +response I-GENE +element I-GENE +site O +, O +which O +closely O +resembled O +sites O +in O +the O +E B-GENE +- I-GENE +selectin I-GENE +gene I-GENE +that O +are O +required O +for O +TNF B-GENE +- I-GENE +alpha I-GENE +- O +or O +LPS O +- O +inducible O +expression O +. O + +Interestingly O +, O +the O +activated O +PDGF B-GENE +beta I-GENE +- I-GENE +receptor I-GENE +was O +found O +not O +to O +bind O +Crk B-GENE +proteins I-GENE +. O + +Furthermore O +, O +interactions O +were O +identified O +between O +endogenous B-GENE +E I-GENE +- I-GENE +cadherin I-GENE +and O +the O +chimera O +containing O +the O +E B-GENE +- I-GENE +cadherin I-GENE +extracellular I-GENE +domain I-GENE +and O +the O +desmoglein B-GENE +1 I-GENE +intracellular I-GENE +domain I-GENE +providing O +in O +vivo O +evidence O +for O +previously O +predicted O +lateral O +interactions O +of O +E B-GENE +- I-GENE +cadherin I-GENE +extracellular I-GENE +domains I-GENE +. O + +The O +ether O +phospholipid O +1 O +- O +O O +- O +octadecyl O +- O +2 O +- O +O O +- O +methyl O +- O +rac O +- O +glycero O +- O +3 O +- O +phosphocholine O +( O +ET O +- O +18 O +- O +OCH3 O +; O +edelfosine O +) O +is O +a O +potent O +inducer O +of O +apoptosis O +in O +human O +tumor O +cells O +. O + +In O +addition O +to O +a O +previously O +characterized O +promoter O +( O +P1 O +) O +, O +we O +now O +show O +the O +existence O +of O +a O +second O +promoter O +for O +the O +human B-GENE +IL I-GENE +- I-GENE +5Ralpha I-GENE +gene I-GENE +. O + +Serum O +levels O +of O +testosterone O +also O +showed O +no O +significant O +changes O +by O +exposure O +to O +p O +, O +p O +' O +- O +DDE O +under O +the O +conditions O +of O +this O +study O +. O + +Overall O +agreement O +between O +rest O +/ O +postnitroglycerin O +technetium O +- O +99m O +tetrofosmin O +SPET O +studies O +and O +rest O +/ O +redistribution O +or O +rest O +/ O +reinjection O +thallium O +- O +201 O +SPET O +studies O +, O +regarding O +the O +presence O +of O +myocardial O +viability O +, O +was O +87 O +% O +and O +90 O +% O +, O +respectively O +. O + +Their O +use O +resulted O +in O +a O +sensitivity O +of O +73 O +% O +and O +a O +specificity O +of O +74 O +% O +with O +regard O +to O +predictability O +of O +ALT B-GENE +levels O +increasing O +during O +the O +trial O +. O + +One O +hundred O +replicate O +data O +sets O +of O +100 O +subjects O +each O +were O +simulated O +for O +each O +missing O +data O +scenario O +. O + +Spatial O +accuracy O +of O +primary O +and O +secondary O +memory O +- O +guided O +saccades O +in O +schizophrenic O +patients O +. O + +Successful O +treatment O +with O +nasal O +continuous O +positive O +airway O +pressure O +( O +8 O +. O +3 O ++ O +/ O +- O +1 O +. O +5 O +cmH2O O +) O +for O +3 O +days O +caused O +a O +significant O +decrease O +in O +mean O +blood O +pressure O +in O +OSAS O +. O + +When O +data O +were O +expressed O +in O +a O +cumulative O +manner O +, O +the O +response O +to O +intravenous O +adenosine O +3 O +mg O +, O +6 O +mg O +, O +9 O +mg O +and O +12 O +mg O +in O +the O +24 O +episodes O +of O +PSVT O +were O +5 O +episodes O +( O +21 O +% O +) O +, O +16 O +episodes O +( O +67 O +% O +) O +, O +20 O +episodes O +( O +83 O +% O +) O +and O +20 O +episodes O +( O +83 O +% O +) O +respectively O +. O + +RNAs O +are O +not O +only O +essential O +components O +of O +both O +ribosomal O +subunits O +but O +also O +transiently O +interacting O +factors O +during O +particle O +formation O +. O + +To O +study O +retinoid O +signalling O +in O +zebrafish O +embryos O +, O +we O +developed O +a O +novel O +method O +to O +detect O +endogenous O +retinoids O +in O +situ O +in O +embryos O +, O +using O +a O +fusion O +protein O +of O +the O +ligand O +inducible O +transactivation O +domain O +of O +a O +retinoic B-GENE +acid I-GENE +receptor I-GENE +and O +a O +heterologous O +DNA O +binding O +domain O +. O + +Fluorescence O +in O +situ O +hybridization O +of O +metaphase O +spreads O +of O +chromosome O +8 O +, O +containing O +hybrid O +cell O +line O +706 O +- O +B6 O +clone O +17 O +( O +CL O +- O +17 O +) O +with O +cosmid O +c101F1 O +, O +placed O +the O +9804 B-GENE +gene I-GENE +close O +to O +the O +telomere O +at O +8q24 O +. O +3 O +. O + +Cell O +survival O +by O +Epo B-GENE +did O +not O +require O +activation O +of O +other O +known O +signaling O +pathways O +including O +PI B-GENE +- I-GENE +3 I-GENE +kinase I-GENE +, O +PLC B-GENE +- I-GENE +gamma I-GENE +, O +Ras B-GENE +or O +Stats B-GENE +. O + +The O +N O +- O +syndecan O +- O +dependent O +neurite O +outgrowth O +is O +inhibited O +by O +the O +tyrosine B-GENE +kinase I-GENE +inhibitors O +herbimycin O +A O +and O +PP1 B-GENE +. O + +An O +in O +vivo O +ZAP B-GENE +- I-GENE +70 I-GENE +substrate O +, O +SLP B-GENE +- I-GENE +76 I-GENE +, O +implicated O +in O +Erk B-GENE +activation O +, O +also O +became O +rapidly O +tyrosine O +- O +phosphorylated O +in O +Jurkat O +cells O +, O +but O +not O +in O +P116 O +cells O +, O +upon O +treatment O +with O +H2O2 O +. O + +The O +pharmacokinetic O +patterns O +of O +estradiol O +( O +CAS O +50 O +- O +28 O +- O +2 O +) O +and O +of O +estrone O +( O +CAS O +53 O +- O +16 O +- O +7 O +) O +were O +investigated O +in O +18 O +women O +in O +natural O +or O +surgical O +menopause O +during O +the O +application O +of O +a O +new O +estradiol O +transdermal O +patch O +with O +active O +matrix O +and O +without O +absorption O +enhancers O +designed O +for O +epicutaneous O +applications O +of O +7 O +days O +( O +hereinafter O +called O +" O +patch O +7D O +" O +) O +. O + +Conversely O +, O +the O +central O +regions O +are O +highly O +variable O +. O + +Among O +the O +H B-GENE +/ I-GENE +ACA I-GENE +snoRNAs I-GENE +associated O +with O +Gar1p B-GENE +, O +one O +can O +distinguish O +a O +large O +group O +of O +snoRNAs O +that O +are O +not O +essential O +in O +yeast O +and O +serve O +as O +guides O +for O +pseudouridine O +synthesis O +onto O +the O +pre O +- O +rRNA O +molecule O +. O + +Further O +studies O +demonstrated O +that O +the O +PPARalpha B-GENE +ligand O +8 O +( O +S O +) O +- O +hydroxyeicosatetraenoic O +acid O +strongly O +promotes O +the O +interaction O +of O +PPARalpha B-GENE +with O +the O +co O +- O +activator O +RIP B-GENE +- I-GENE +140 I-GENE +but O +decreases O +the O +interaction O +of O +PPARalpha B-GENE +with O +the O +co O +- O +repressor O +SMRT B-GENE +. O + +We O +previously O +demonstrated O +that O +acute O +expression O +of O +the O +bovine O +papillomavirus O +type O +1 O +( O +BPV1 O +) O +E2 B-GENE +protein I-GENE +in O +HeLa O +and O +HT O +- O +3 O +cervical O +carcinoma O +cell O +lines O +greatly O +reduced O +cellular O +proliferation O +by O +imposing O +a O +specific O +G1 O +/ O +S O +phase O +growth O +arrest O +. O + +Four O +possible O +isoforms O +( O +hGli2 B-GENE +alpha I-GENE +, I-GENE +beta I-GENE +, I-GENE +gamma I-GENE +, I-GENE +and I-GENE +delta I-GENE +) O +are O +formed O +by O +combinations O +of O +two O +independent O +alternative O +splicings O +, O +and O +all O +the O +isoforms O +could O +bind O +to O +a O +DNA O +motif O +, O +TRE2S O +, O +in O +the O +LTR O +. O + +Specialized O +actin B-GENE +tails O +that O +propel O +IEV O +particles O +to O +the O +periphery O +and O +virus O +- O +tipped O +microvilli O +( O +both O +common O +in O +wild O +- O +type O +- O +infected O +cells O +) O +were O +absent O +in O +cells O +infected O +with O +vA33delta O +. O + +Their O +mean O +IOP O +was O +15 O +. O +3 O +( O +SD O +3 O +. O +7 O +) O +mmHg O +prior O +to O +induction O +of O +anesthesia O +, O +13 O +. O +5 O +( O +SD O +3 O +. O +5 O +) O +mmHg O +after O +loss O +of O +eyelash O +reflex O +following O +injection O +of O +methohexitone O +, O +16 O +. O +1 O +( O +SD O +2 O +. O +4 O +) O +mmHg O +after O +cessation O +of O +muscle O +fasciculations O +induced O +by O +suxamethonium O +, O +19 O +. O +2 O +( O +SD O +5 O +. O +6 O +) O +mmHg O +after O +cessation O +of O +convulsion O +and O +15 O +. O +5 O +( O +SD O +4 O +. O +4 O +) O +mmHg O +following O +resumption O +of O +regular O +spontaneous O +respiration O +. O + +A O +cDNA O +, O +cak1At B-GENE +, O +was O +isolated O +that O +suppressed O +the O +CAK B-GENE +mutation I-GENE +in O +budding O +yeast O +, O +and O +it O +also O +complemented O +a O +fission B-GENE +yeast I-GENE +CAK I-GENE +mutant I-GENE +. O +cak1At B-GENE +encodes O +a O +protein O +related O +to O +animal B-GENE +CAKs I-GENE +. O + +Post O +- O +translational O +modifications O +such O +as O +glycosylation O +and O +phosphorylation O +could O +be O +excluded O +as O +potential O +explanations O +for O +the O +protein O +heterogeneity O +. O + +In O +addition O +to O +restoring O +checkpoint O +control O +, O +overexpression O +of O +sum1 B-GENE ++ I-GENE +inhibits O +the O +normal O +cell O +cycle O +response O +to O +osmotic O +stress O +. O + +Ime1 B-GENE +plays O +a O +pivotal O +role O +in O +the O +initiation O +of O +meiosis O +in O +a O +/ O +alpha O +diploid O +cells O +of O +Saccharomyces O +cerevisiae O +. O + +Rhesus O +macaques O +and O +BALB O +/ O +c O +mice O +inoculated O +with O +the O +Mengo O +virus O +SIV O +recombinants O +failed O +to O +develop O +CTL O +responses O +against O +the O +SIV O +gene O +products O +, O +while O +one O +of O +the O +HIV B-GENE +- I-GENE +Nef I-GENE +recombinants I-GENE +induced O +a O +weak O +CTL O +response O +in O +mice O +directed O +to O +an O +HIV1 B-GENE +Nef I-GENE +peptide I-GENE +spanning O +positions O +182 O +- O +198 O +. O + +Deltamethrin O +was O +most O +effective O +on O +the O +thatched O +surface O +and O +produced O +100 O +% O +mortality O +of O +An O +. O +culicifacies O +adults O +up O +to O +12 O +weeks O +, O +even O +when O +exposed O +at O +the O +lowest O +dose O +/ O +12 O +. O +5 O +mg O +/ O +m2 O +. O + +Trichloroethylene O +, O +in O +turn O +, O +increased O +the O +AUC O +5 O +. O +0 O +( O +1 O +. O +9 O +- O +13 O +. O +4 O +) O +, O +25 O +. O +8 O +( O +8 O +. O +2 O +- O +80 O +. O +8 O +) O +and O +2 O +. O +9 O +( O +1 O +. O +6 O +- O +5 O +. O +4 O +) O +, O +respectively O +, O +whereas O +the O +corresponding O +values O +for O +n O +- O +hexane O +were O +1 O +. O +9 O +( O +0 O +. O +7 O +- O +5 O +. O +1 O +) O +, O +1 O +. O +5 O +( O +0 O +. O +5 O +- O +4 O +. O +6 O +) O +, O +and O +3 O +. O +2 O +( O +1 O +. O +8 O +- O +5 O +. O +9 O +) O +. O + +Solution O +structure O +of O +the O +IRF B-GENE +- I-GENE +2 I-GENE +DNA I-GENE +- I-GENE +binding I-GENE +domain I-GENE +: O +a O +novel O +subgroup O +of O +the O +winged B-GENE +helix I-GENE +- I-GENE +turn I-GENE +- I-GENE +helix I-GENE +family I-GENE +. O + +In O +contrast O +, O +receptor B-GENE +/ I-GENE +G I-GENE +protein I-GENE +coupling O +appeared O +unaffected O +by O +expression O +of O +loop O +3i O +domains O +derived O +from O +two O +receptors O +coupled O +to O +G B-GENE +( I-GENE +i I-GENE +/ I-GENE +o I-GENE +) I-GENE +proteins I-GENE +( O +M2Ach B-GENE +- I-GENE +muscarinic I-GENE +and I-GENE +alpha2A I-GENE +- I-GENE +adrenergic I-GENE +receptors I-GENE +) O +. O + +These O +data O +indicate O +that O +the O +third O +intracellular O +loop O +of O +the O +rat B-GENE +GnRH I-GENE +- I-GENE +R I-GENE +is O +involved O +in O +receptor B-GENE +G I-GENE +( I-GENE +q I-GENE +/ I-GENE +11 I-GENE +) I-GENE +protein I-GENE +coupling O +and O +/ O +or O +selectivity O +, O +and O +in O +the O +GGH O +( O +3 O +) O +1 O +' O +cell O +line O +, O +this O +loop O +is O +also O +involved O +in O +signal O +transduction O +mediated O +through O +the O +Gs B-GENE +protein O +pathway O +. O + +Decreased O +levels O +of O +alpha2 B-GENE +- I-GENE +antiplasmin I-GENE +were O +also O +observed O +in O +the O +mediastinum O +( O +0 O +. O +50 O +versus O +0 O +. O +61 O +U O +/ O +mL O +; O +p O +< O +0 O +. O +05 O +) O +. O + +A O +catalytic O +domain O +of O +eukaryotic B-GENE +DNA I-GENE +topoisomerase I-GENE +I I-GENE +. O + +A O +cluster O +of O +basic O +amino O +acids O +, O +KKKR O +, O +generated O +by O +joining O +of O +the O +sequences O +encoded O +by O +the O +constitutive O +exon O +13 O +and O +the O +alternative O +exon O +16 O +, O +is O +necessary O +for O +the O +nuclear O +targeting O +of O +4 B-GENE +. I-GENE +1H I-GENE +, O +as O +demonstrated O +by O +site O +- O +directed O +mutagenesis O +analysis O +. O + +All O +three O +genes O +have O +been O +mapped O +precisely O +to O +a O +small O +region O +on O +human O +chromosome O +16p12 O +. O +1 O +- O +p11 O +. O +2 O +( O +homologous O +to O +mouse O +chromosome O +7 O +) O +, O +using O +somatic O +cell O +hybrids O +and O +cosmid O +clones O +. O + +In O +fus3 B-GENE +mutants I-GENE +, O +the O +levels O +of O +Ty1 B-GENE +RNA I-GENE +, O +protein O +synthesis O +, O +and O +proteolytic O +processing O +were O +not O +altered O +relative O +to O +those O +in O +FUS3 B-GENE +strains O +but O +steady O +- O +state O +levels O +of O +TyA B-GENE +, O +integrase B-GENE +, O +and O +reverse B-GENE +transcriptase I-GENE +proteins O +and O +Ty1 B-GENE +cDNA I-GENE +were O +all O +increased O +. O + +Posttranslational O +regulation O +of O +Ty1 B-GENE +retrotransposition O +by O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +Fus3 I-GENE +. O + +Their O +function O +is O +not O +only O +to O +recruit O +Pho2 B-GENE +to O +the O +promoter O +but O +to O +allow O +cooperative O +binding O +of O +Pho4 B-GENE +together O +with O +Pho2 B-GENE +. O + +Substitution O +of O +the O +Ser O +- O +Thr O +sites O +with O +the O +phosphomimetic O +Asp O +generated O +a O +constitutively O +active O +form O +of O +IRF B-GENE +- I-GENE +3 I-GENE +that O +functioned O +as O +a O +very O +strong O +activator O +of O +promoters O +containing O +PRDI B-GENE +- O +PRDIII B-GENE +or O +ISRE B-GENE +regulatory I-GENE +elements I-GENE +. O + +New O +- O +onset O +angina O +preceding O +acute O +myocardial O +infarction O +is O +associated O +with O +improved O +contractile O +recovery O +after O +thrombolysis O +. O + +In O +this O +study O +, O +the O +effect O +of O +acute O +administration O +of O +various O +doses O +of O +malathion O +via O +oral O +and O +dermal O +routes O +to O +mice O +and O +rats O +on O +serum O +levels O +of O +histamine O +was O +evaluated O +. O + +Fetal O +growth O +retardation O +as O +a O +cause O +of O +impaired O +ovarian O +development O +. O + +Similarly O +, O +PCDFs O +/ O +PCDDs O +ratio O +in O +ESP O +ash O +was O +lower O +than O +that O +in O +boiler O +ash O +. O + +In O +addition O +to O +DNA O +- O +protein O +interactions O +, O +protein O +- O +protein O +interactions O +with O +partner O +proteins O +often O +play O +major O +roles O +in O +targeting O +ETS B-GENE +- I-GENE +domain I-GENE +proteins I-GENE +to O +specific O +promoters O +. O + +The O +complete O +exon O +- O +intron O +organization O +of O +the O +murine O +gene O +encoding O +M B-GENE +- I-GENE +protein I-GENE +, O +a O +structural O +protein O +of O +sarcomeric O +myofibrils O +, O +was O +determined O +. O + +PURPOSE O +: O +To O +introduce O +an O +image O +analysis O +of O +the O +cornea O +in O +photorefractive O +keratectomy O +( O +PRK O +) O +for O +preoperative O +and O +early O +postoperative O +determination O +of O +changes O +in O +the O +condition O +of O +the O +cornea O +. O + +Mean O ++ O +/ O +- O +SD O +serum B-GENE +VEGF I-GENE +concentrations O +were O +significantly O +higher O +( O +P O +< O +0 O +. O +001 O +) O +in O +women O +with O +PCO O +and O +PCOS O +( O +3 O +. O +4 O ++ O +/ O +- O +0 O +. O +7 O +and O +3 O +. O +2 O ++ O +/ O +- O +0 O +. O +66 O +ng O +/ O +ml O +respectively O +) O +compared O +with O +women O +with O +normal O +ovaries O +( O +2 O +. O +3 O ++ O +/ O +- O +0 O +. O +5 O +ng O +/ O +ml O +) O +. O + +Strikingly O +, O +these O +cells O +contain O +a O +missense O +mutation O +of O +the O +p53 B-GENE +gene I-GENE +at O +codon O +242 O +( O +p53 B-GENE +( O +242 O +) O +) O +, O +which O +substitutes O +alanine O +for O +glycine O +. O + +The O +new O +algorithm O +, O +called O +RBI O +- O +MAP O +, O +is O +based O +on O +the O +rescaled O +block O +iterative O +EM O +( O +RBI O +- O +EM O +) O +algorithm O +. O + +A O +third O +ORF O +, O +ORF5 O +, O +shows O +homology O +with O +gene B-GENE +agrB I-GENE +from O +Staphylococcus O +aureus O +, O +which O +is O +involved O +in O +the O +mechanism O +of O +regulation O +of O +the O +virulence O +phenotype O +in O +this O +species O +. O + +An O +association O +between O +hSIE B-GENE +and O +Stat B-GENE +- I-GENE +3 I-GENE +after O +MHC B-GENE +- I-GENE +I I-GENE +ligation O +was O +directly O +demonstrated O +by O +precipitating O +Stat B-GENE +- I-GENE +3 I-GENE +from O +nuclear O +extracts O +with O +biotinylated O +hSIE B-GENE +probe O +and O +avidin B-GENE +- O +coupled O +agarose O +. O + +Transcriptional O +repression O +mediated O +by O +LysR B-GENE +- I-GENE +type I-GENE +regulator I-GENE +CatR I-GENE +bound O +at O +multiple O +binding O +sites O +. O + +Two O +of O +these O +resulted O +in O +increased O +levels O +of O +the O +alpha O +subunit O +, O +and O +one O +caused O +a O +substitution O +of O +glycine O +for O +the O +aspartic O +acid O +residue O +at O +position O +171 O +, O +in O +the O +N O +- O +terminal O +domain O +. O + +These O +two O +mRNA O +species O +are O +produced O +by O +differential O +polyadenylation O +site O +usage O +. O + +Finally O +, O +a O +role O +for O +NF B-GENE +- I-GENE +kappaB I-GENE +in O +preventing O +apoptosis O +induced O +by O +ER O +calcium O +release O +was O +demonstrated O +by O +data O +showing O +that O +sAPPalpha B-GENE +prevents O +thapsigargin O +- O +induced O +apoptosis O +, O +an O +effect O +blocked O +by O +kappaB B-GENE +decoy O +DNA O +. O + +Many O +cytokine O +receptors O +employ O +Janus B-GENE +protein I-GENE +tyrosine I-GENE +kinases I-GENE +( O +Jaks B-GENE +) O +and O +signal B-GENE +transducers I-GENE +and I-GENE +activators I-GENE +of I-GENE +transcription I-GENE +( O +Stats B-GENE +) O +for O +nuclear O +signaling O +. O + +A O +site O +- O +directed O +R618K O +mutation O +in O +the O +Stat5 B-GENE +SH2 B-GENE +domain I-GENE +abolished O +the O +phosphorylation O +by O +Jak2 B-GENE +, O +while O +deletion O +of O +the O +C O +terminus O +led O +to O +Stat5 B-GENE +hyperphosphorylation O +. O + +Specifically O +, O +recombination O +at O +HMR B-GENE +was O +used O +to O +produce O +rings O +that O +lacked O +the O +E O +and O +I O +silencers O +. O + +In O +angiodysplasia O +, O +ectatic O +vessels O +in O +the O +mucosa O +appeared O +to O +contain O +less O +collagen B-GENE +type I-GENE +IV I-GENE +than O +similarly O +sized O +vessels O +in O +the O +submucosa O +, O +and O +perforating O +vessels O +appeared O +in O +many O +cases O +to O +lose O +staining O +at O +the O +level O +of O +the O +muscularis O +mucosae O +. O + +We O +studied O +the O +human O +vestibulo O +- O +ocular O +reflex O +( O +VOR O +) O +in O +response O +to O +head O +' O +impulses O +' O +: O +brief O +, O +unpredictable O +, O +passive O +, O +high O +- O +acceleration O +( O +up O +to O +4000 O +degrees O +/ O +s2 O +) O +, O +low O +- O +amplitude O +( O +20 O +- O +30 O +degrees O +) O +head O +rotations O +. O + +To O +clarify O +whether O +seizure O +- O +offset O +patterns O +are O +reliable O +in O +predicting O +seizure O +outcome O +, O +we O +studied O +SEEG O +/ O +ECoG O +in O +a O +similar O +group O +of O +patients O +with O +temporal O +lobe O +epilepsy O +( O +TLE O +) O +. O + +In O +this O +study O +, O +to O +characterize O +the O +gene O +for O +protein B-GENE +Z I-GENE +, O +its O +organization O +and O +structure O +were O +determined O +by O +a O +combination O +of O +PCR O +amplification O +of O +leukocyte O +DNA O +and O +isolation O +of O +phage O +clones O +from O +a O +human O +genomic O +library O +. O + +These O +modifications O +may O +improve O +the O +interlaboratory O +reproducibility O +of O +CD34 B-GENE +determinations O +due O +to O +the O +reduction O +in O +sample O +handling O +and O +calculation O +of O +results O +. O + +The O +present O +results O +demonstrate O +that O +rats O +with O +relatively O +small O +remnants O +of O +one O +olfactory O +bulb O +can O +perform O +a O +variety O +of O +odor O +detection O +and O +discrimination O +tasks O +as O +well O +or O +nearly O +as O +well O +as O +controls O +. O + +These O +patients O +failed O +to O +respond O +to O +intravenous O +cyclophosphamide O +and O +steroids O +and O +were O +then O +changed O +to O +receive O +oral O +cyclosporine O +A O +, O +at O +a O +dose O +of O +5 O +mg O +/ O +kg O +/ O +day O +. O + +The O +predicted O +amino O +acid O +sequence O +is O +78 O +. O +0 O +% O +identical O +to O +the O +cytoplasmic B-GENE +dynein I-GENE +heavy I-GENE +chain I-GENE +of I-GENE +Neurospora I-GENE +crassa I-GENE +, O +70 O +. O +2 O +% O +identical O +to O +that O +of O +Aspergillus O +nidulans O +and O +24 O +. O +8 O +% O +identical O +to O +that O +of O +Saccharomyces O +cerevisiae O +. O + +The O +DNA O +binding O +activities O +of O +the O +three O +repressor O +preparations O +were O +studied O +using O +fragments O +containing O +CIRs O +( O +CIR3 O +- O +CIR6 O +) O +from O +the O +essential O +early O +region O +as O +templates O +for O +DNase B-GENE +I I-GENE +footprinting O +. O + +Molecular O +modelling O +suggested O +that O +the O +tetramerization O +domain O +was O +a O +four O +- O +helix O +bundle O +, O +stabilized O +by O +interactions O +of O +seven O +conserved O +aromatic O +amino O +acids O +. O + +In O +the O +present O +study O +, O +we O +sought O +to O +investigate O +whether O +constitutive O +NF B-GENE +- I-GENE +kappaB I-GENE +activity O +in O +chronically O +HIV O +- O +1 O +- O +infected O +promonocytic O +U937 O +( O +U9 O +- O +IIIB O +) O +and O +myeloblastic O +PLB O +- O +985 O +( O +PLB O +- O +IIIB O +) O +cells O +affects O +apoptotic O +signaling O +. O + +To O +explore O +the O +function O +of O +human O +SINA B-GENE +- I-GENE +homologous I-GENE +( I-GENE +Siah I-GENE +) I-GENE +proteins I-GENE +, O +expression O +plasmids O +encoding O +Siah B-GENE +- I-GENE +1A I-GENE +were O +transiently O +transfected O +into O +293 O +epithelial O +cells O +and O +GM701 O +fibroblast O +cells O +, O +resulting O +in O +growth O +arrest O +without O +induction O +of O +apoptosis O +. O + +We O +have O +shown O +previously O +that O +GH3 O +cells O +transfected O +with O +the O +rat B-GENE +GnRH I-GENE +receptor I-GENE +cDNA I-GENE +( O +GGH3 O +- O +1 O +' O +cells O +) O +support O +the O +expression O +of O +a O +cotransfected O +fusion O +gene O +composed O +of O +797 O +base O +pairs O +of O +rat B-GENE +LHbeta I-GENE +gene I-GENE +5 I-GENE +' I-GENE +- I-GENE +flanking I-GENE +sequence I-GENE +and O +the O +first O +5 O +base O +pairs O +of O +the O +5 O +' O +- O +untranslated O +region O +fused O +to O +a O +luciferase B-GENE +reporter I-GENE +( I-GENE +- I-GENE +797 I-GENE +/ I-GENE ++ I-GENE +5LHbetaLUC I-GENE +) I-GENE +and O +respond O +to O +a O +GnRH B-GENE +agonist O +with O +a O +10 O +- O +fold O +stimulation O +of O +activity O +. O + +The O +5 O +' O +- O +flanking O +region O +, O +from O +nucleotide O +- O +837 O +to O +- O +336 O +, O +contains O +TATA O +and O +inverted O +CAAT O +boxes O +as O +well O +as O +GATA B-GENE +- I-GENE +1 I-GENE +/ O +SP1 B-GENE +erythroid O +- O +specific O +cis O +- O +acting O +regulatory O +elements O +. O + +We O +established O +the O +radiosensitive O +cell O +line O +SX9 O +from O +mammary O +carcinoma O +cell O +line O +FM3A O +. O + +Results O +showed O +that O +the O +mean O +bond O +strength O +of O +H O +. O +T O +. O +V O +. O +specimens O +ranged O +from O +9 O +. O +6 O +to O +13 O +. O +12 O +kg O +/ O +cm2 O +, O +while O +the O +mean O +bond O +strength O +of O +R O +. O +T O +. O +V O +. O +specimens O +ranged O +from O +0 O +. O +36 O +to O +1 O +. O +75 O +kg O +/ O +cm2 O +. O + +OBJECTIVES O +: O +To O +measure O +coagulation B-GENE +factor I-GENE +VIII I-GENE +: I-GENE +coagulant I-GENE +( O +F B-GENE +. I-GENE +VIII I-GENE +: I-GENE +C I-GENE +) O +and O +C1 B-GENE +- I-GENE +esterase I-GENE +inhibitor I-GENE +( O +C1 B-GENE +- I-GENE +INH I-GENE +) O +, O +hemostasis O +- O +associated O +acute O +- O +phase O +reactant O +proteins O +and O +coagulation B-GENE +factors I-GENE +VII I-GENE +( O +F B-GENE +. I-GENE +VII I-GENE +) O +, O +IX O +( O +F B-GENE +. I-GENE +IX I-GENE +) O +, O +and O +X O +( O +F B-GENE +. I-GENE +X I-GENE +) O +, O +hemostasis O +proteins O +not O +associated O +with O +an O +acute O +- O +phase O +response O +, O +in O +a O +select O +population O +of O +horses O +with O +colic O +and O +hemostasis O +abnormalities O +, O +and O +presumed O +to O +have O +acute O +- O +phase O +changes O +. O + +RESULTS O +: O +Horses O +with O +colic O +had O +significantly O +higher O +fibrinogen B-GENE +concentration O +, O +greater O +alpha B-GENE +2AP I-GENE +and O +protein B-GENE +C I-GENE +activities O +, O +and O +longer O +PT O +and O +APTT O +than O +did O +healthy O +horses O +. O + +The O +data O +suggest O +that O +plasminogen B-GENE +, O +alpha B-GENE +2AP I-GENE +, O +and O +C1 B-GENE +- I-GENE +INH I-GENE +, O +should O +be O +considered O +equine O +acute O +- O +phase O +proteins O +. O + +None O +of O +the O +patients O +was O +obese O +. O + +Marked O +elevation O +of O +creatine B-GENE +kinase I-GENE +was O +observed O +while O +serum O +albumin B-GENE +, O +immunoglobulin B-GENE +, O +and O +complement O +were O +decreased O +. O + +DESIGN O +AND O +METHODS O +: O +Case O +study O +. O + +METHODS O +: O +A O +total O +of O +15 O +pigs O +were O +randomised O +to O +ligation O +of O +left O +marginal O +arteries O +( O +infarction O +group O +, O +n O += O +5 O +) O +, O +to O +TMLR O +of O +the O +left O +lateral O +wall O +using O +a O +holmium O +: O +yttrium O +- O +aluminium O +garnet O +( O +Ho O +: O +YAG O +) O +laser O +( O +laser O +group O +, O +n O += O +5 O +) O +, O +and O +to O +both O +( O +laser O +- O +infarction O +group O +, O +n O += O +5 O +) O +. O + +RACK1 B-GENE +, O +a O +receptor O +for O +activated B-GENE +C I-GENE +kinase I-GENE +and O +a O +homolog O +of O +the O +beta O +subunit O +of O +G B-GENE +proteins I-GENE +, O +inhibits O +activity O +of O +src B-GENE +tyrosine I-GENE +kinases I-GENE +and O +growth O +of O +NIH O +3T3 O +cells O +. O + +Peptide O +sequences O +of O +the O +zinc B-GENE +finger I-GENE +protein I-GENE +Ttk I-GENE +and O +the O +transcription B-GENE +factor I-GENE +Adf I-GENE +- I-GENE +1 I-GENE +were O +obtained O +. O + +The O +same O +IL B-GENE +- I-GENE +4 I-GENE +- O +inducible O +reporter O +gene O +is O +also O +synergistically O +activated O +by O +the O +endogenous B-GENE +Stat6 I-GENE +and O +NF B-GENE +- I-GENE +kappaB I-GENE +proteins I-GENE +in O +IL B-GENE +- I-GENE +4 I-GENE +- O +stimulated O +I O +. O +29mu O +B O +lymphoma O +cells O +. O + +HEF1 B-GENE +, O +p130 B-GENE +( O +Cas B-GENE +) O +, O +and O +Efs B-GENE +/ O +Sin B-GENE +constitute O +a O +family O +of O +multidomain O +docking O +proteins O +that O +have O +been O +implicated O +in O +coordinating O +the O +regulation O +of O +cell O +adhesion O +. O + +In O +support O +of O +a O +role O +at O +the O +spindle O +, O +two O +- O +hybrid O +library O +screening O +with O +HEF1 B-GENE +identifies O +the O +human O +homolog O +of O +the O +G2 B-GENE +/ I-GENE +M I-GENE +spindle I-GENE +- I-GENE +regulatory I-GENE +protein I-GENE +Dim1p I-GENE +as O +a O +specific O +interactor O +with O +a O +region O +of O +HEF1 B-GENE +encompassed O +in O +p55 B-GENE +( O +HEF1 B-GENE +) O +. O + +Our O +data O +showed O +that O +activation O +of O +the O +raf B-GENE +- O +ERK B-GENE +pathway O +led O +to O +activation O +of O +TF B-GENE +expression O +in O +breast O +carcinoma O +cells O +and O +suggested O +that O +constitutive O +activation O +of O +this O +pathway O +leads O +to O +high O +TF B-GENE +expression O +in O +MDA O +- O +MB O +- O +231 O +cells O +. O + +However O +, O +a O +zinc O +- O +depleted O +enzyme O +was O +obtained O +after O +prolonged O +dialysis O +against O +the O +specific O +chelating O +agent O +1 O +, O +10 O +- O +phenanthroline O +. O + +The O +lines O +also O +differed O +in O +postsynaptic O +, O +but O +not O +presynaptic O +, O +5 B-GENE +- I-GENE +HT1A I-GENE +receptors I-GENE +. O + +Convulsive O +seizure O +during O +a O +treatment O +with O +interferon B-GENE +alpha I-GENE +for O +chronic O +viral O +hepatitis O +C O + +Genetic O +studies O +in O +Drosophila O +have O +led O +to O +the O +identification O +of O +several O +components O +of O +the O +Notch B-GENE +pathway O +. O + +The O +bZP2 B-GENE +cDNA I-GENE +( I-GENE +115 I-GENE +- I-GENE +1914 I-GENE +nt I-GENE +, I-GENE +1 I-GENE +. I-GENE +8 I-GENE +kb I-GENE +) I-GENE +, O +excluding O +sequences O +coding O +for O +N O +- O +terminal O +signal O +sequence O +and O +C O +- O +terminal O +transmembranelike O +domain O +, O +was O +PCR O +amplified O +and O +Sac1 B-GENE +- O +Sal1 B-GENE +restricted O +fragment O +cloned O +in O +frame O +downstream O +of O +the O +T5 O +promoter O +under O +the O +lac B-GENE +operator I-GENE +control O +in O +a O +pQE O +- O +30 O +vector O +. O + +Control O +subjects O +' O +evoked O +potentials O +( O +EPs O +) O +were O +characterized O +by O +an O +initial O +positivity O +in O +the O +90 O +- O +140 O +ms O +range O +( O +P1 O +) O +at O +the O +temporo O +- O +occipital O +site O +. O + +Class B-GENE +I I-GENE +alpha1 I-GENE +, I-GENE +2 I-GENE +- I-GENE +mannosidases I-GENE +play O +an O +essential O +role O +in O +the O +elaboration O +of O +complex O +and O +hybrid O +N O +- O +glycans O +in O +mammalian O +cells O +. O + +Structural O +features O +of O +the O +minimal O +DNA O +binding O +domain O +( O +M98 O +- O +F219 O +) O +of O +human B-GENE +nucleotide I-GENE +excision I-GENE +repair I-GENE +protein I-GENE +XPA I-GENE +. O + +Amongst O +other O +qualities O +, O +the O +book O +' O +s O +importance O +lies O +in O +the O +fact O +that O +it O +associates O +an O +elaborate O +theoretical O +construction O +with O +the O +empirical O +data O +, O +working O +within O +the O +possibilities O +provided O +by O +late O +19th O +- O +century O +moral O +statistics O +. O + +The O +results O +point O +to O +the O +effectiveness O +of O +the O +educational O +intervention O +. O + +The O +mechanistic O +implications O +of O +aromatic O +non O +- O +responsiveness O +of O +autonomously O +expressed O +A O +- O +domain O +, O +despite O +its O +demonstrated O +ability O +to O +bind O +phenol O +, O +are O +discussed O +. O + +RESULTS O +: O +Acetabular O +index O +returned O +to O +normal O +gradually O +as O +the O +time O +went O +by O +and O +significantly O +within O +one O +year O +after O +the O +reduction O +of O +developmental O +dislocation O +of O +the O +hip O +. O + +Recently O +, O +extremely O +high O +levels O +of O +endothelin B-GENE +- I-GENE +1 I-GENE +( O +ET B-GENE +- I-GENE +1 I-GENE +) O +were O +detected O +in O +the O +pericardial O +fluid O +of O +patients O +undergoing O +cardiac O +surgery O +. O + +Consequently O +, O +it O +is O +not O +known O +how O +knee O +loading O +changes O +following O +ACL O +transection O +, O +and O +how O +it O +contributes O +to O +cartilage O +degeneration O +. O + +We O +show O +that O +the O +surfaces O +of O +tracheal O +cartilage O +matrix O +are O +collagen B-GENE +- O +rich O +and O +surround O +a O +proteoglycan O +- O +rich O +core O +. O + +Comparative O +mapping O +of O +the O +Brassica B-GENE +S I-GENE +locus I-GENE +region I-GENE +and O +its O +homeolog O +in O +Arabidopsis O +. O + +Roles O +of O +the O +Candida B-GENE +albicans I-GENE +mitogen I-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +homolog I-GENE +, O +Cek1p B-GENE +, O +in O +hyphal O +development O +and O +systemic O +candidiasis O +. O + +Neither O +the O +reaction O +of O +monosaccharides O +nor O +the O +disaccharides O +with O +beta O +- O +alanine O +resulted O +in O +the O +formation O +of O +maltol O +. O + +In O +most O +subjects O +, O +markers O +of O +bone O +formation O +and O +resorption O +were O +normal O +. O + +Analysis O +of O +a O +Mac1p B-GENE +mutant I-GENE +, O +refractile O +for O +copper O +- O +dependent O +repression O +of O +the O +Cu B-GENE +( I-GENE +I I-GENE +) I-GENE +transport I-GENE +genes I-GENE +, O +showed O +an O +aberrant O +pattern O +of O +CUP1 B-GENE +expression O +and O +copper O +sensitivity O +. O + +The O +DNA O +sequencing O +of O +the O +recombinant O +clones O +revealed O +the O +expression O +of O +RXR B-GENE +alpha I-GENE +and O +RXR B-GENE +beta I-GENE +. O + +A O +stratified O +random O +sample O +of O +20 O +active O +employees O +from O +a O +cohort O +of O +phenoxy O +herbicide O +workers O +was O +selected O +in O +1995 O +for O +determining O +PCDD O +and O +PCDF O +congeners O +in O +blood O +lipids O +to O +assess O +the O +extent O +of O +past O +PCDD O +and O +PCDF O +exposure O +in O +this O +cohort O +and O +whether O +that O +exposure O +might O +explain O +site O +- O +specific O +cancer O +findings O +in O +the O +total O +cohort O +. O + +The O +clinical O +and O +laboratory O +features O +of O +72 O +children O +with O +Henoch O +- O +Schonlein O +purpura O +( O +HSP O +) O +were O +examined O +to O +determine O +if O +there O +were O +associations O +between O +the O +laboratory O +indices O +- O +- O +including O +white O +blood O +cell O +( O +WBC O +) O +counts O +, O +serum B-GENE +C I-GENE +- I-GENE +reactive I-GENE +protein I-GENE +( O +CRP B-GENE +) O +levels O +, O +platelet O +( O +PLT O +) O +counts O +- O +- O +and O +the O +clinical O +manifestations O +of O +acute O +HSP O +. O + +We O +provide O +community O +metabolic O +data O +that O +indicate O +that O +large O +changes O +in O +CO2 O +concentration O +can O +occur O +in O +coral O +reef O +waters O +via O +biogeochemical O +processes O +not O +directly O +associated O +with O +photosynthesis O +, O +respiration O +, O +calcification O +, O +and O +CaCO3 O +dissolution O +. O + +In O +contrast O +to O +other O +known O +retroviruses O +, O +the O +FV B-GENE +pol I-GENE +genes I-GENE +are O +expressed O +via O +spliced O +transcripts O +. O + +Substitution O +of O +bulky O +hydrophobic O +residues O +with O +charged O +residues O +within O +PEP1 B-GENE +affects O +the O +fusion O +activity O +of O +the O +S B-GENE +protein I-GENE +without O +affecting O +processing O +and O +surface O +expression O +. O + +Tributyltin O +and O +its O +breakdown O +products O +, O +mono O +- O +and O +di O +- O +butyltin O +, O +were O +determined O +in O +water O +birds O +collected O +from O +Lake O +Huron O +( O +the O +Great O +Lakes O +) O +, O +marine O +coastal O +United O +States O +, O +and O +the O +west O +coast O +of O +British O +Columbia O +, O +Canada O +. O + +The O +5 O +' O +flanking O +region O +of O +the O +CD1 B-GENE +gene I-GENE +contained O +the O +binding O +motifs O +for O +two O +cytokine O +- O +inducible O +transcription O +factors O +, O +NF B-GENE +- I-GENE +IL2 I-GENE +- I-GENE +A I-GENE +and O +NF B-GENE +- I-GENE +IL6 I-GENE +. O + +Fregnac O +, O +M O +. O + +GLRaV O +- O +2 O +is O +the O +only O +closterovirus O +, O +so O +far O +, O +that O +matches O +the O +genome O +organization O +of O +the O +type O +member O +of O +the O +group O +, O +BYV O +, O +and O +thus O +can O +be O +unambiguously O +classified O +as O +a O +definitive O +member O +of O +the O +genus O +Closterovirus O +. O + +Demographic O +and O +clinical O +data O +were O +compared O +with O +a O +control O +group O +of O +339 O +healthy O +age O +- O +matched O +women O +and O +with O +a O +sample O +of O +224 O +women O +with O +wrist O +fracture O +. O + +Identical O +results O +were O +obtained O +when O +transfections O +and O +mobility O +shift O +assays O +were O +performed O +in O +primary O +rat O +hepatocytes O +in O +which O +the O +endogenous O +ALS B-GENE +gene I-GENE +is O +expressed O +. O + +This O +E O +box O +sequence O +( O +CACGTG O +) O +is O +identical O +to O +the O +binding O +element O +for O +USF B-GENE +( O +upstream B-GENE +stimulatory I-GENE +factor I-GENE +) O +, O +a O +member O +of O +the O +helix B-GENE +- I-GENE +loop I-GENE +- I-GENE +helix I-GENE +family I-GENE +of I-GENE +transcription I-GENE +factors I-GENE +. O + +Interferon B-GENE +beta I-GENE +therapy O +was O +discontinued O +for O +4 O +weeks O +. O + +We O +specially O +devised O +3 O +types O +of O +turbo O +pumps O +, O +a O +centrifugal O +pump O +( O +CFP O +) O +, O +a O +mixed O +flow O +pump O +( O +MFP O +) O +, O +and O +an O +axial O +flow O +pump O +( O +AFP O +) O +, O +and O +analyzed O +their O +in O +vitro O +performance O +. O + +Examination O +of O +the O +mitochondrial B-GENE +bc1 I-GENE +complex I-GENE +crystal I-GENE +structure I-GENE +[ O +Zhang O +, O +Z O +. O +, O +Huang O +, O +L O +. O +, O +Shulmeister O +, O +V O +. O + +Two O +protease O +- O +resistant O +fragments O +spanning O +the O +N O +- O +and O +C O +- O +terminal O +halves O +of O +the O +nuclease O +were O +identified O +using O +different O +proteases O +which O +cleave O +the O +protein O +in O +the O +same O +region O +. O + +The O +side O +- O +to O +- O +side O +difference O +was O +statistically O +significant O +at O +EXT O +30 O +degrees O +/ O +s O +and O +60 O +degrees O +/ O +s O +( O +p O +< O +0 O +. O +05 O +) O +. O + +CONCLUSION O +: O +In O +women O +who O +want O +or O +require O +conservative O +management O +of O +grade O +4 O +prolapse O +and O +are O +unable O +to O +retain O +a O +single O +pessary O +, O +the O +placement O +of O +two O +pessaries O +often O +will O +be O +successful O +. O + +Rev B-GENE +- O +erbAalpha B-GENE +/ I-GENE +beta I-GENE +) O +, O +Mxi B-GENE +- I-GENE +1 I-GENE +and O +Mad B-GENE +bHLH O +- O +zip O +proteins O +and O +the O +oncoproteins O +PLZF B-GENE +and O +LAZ3 B-GENE +/ O +BCL6 B-GENE +is O +mediated O +by O +the O +corepressors O +N B-GENE +- I-GENE +CoR I-GENE +and O +SMRT B-GENE +. O + +The O +ParaSight O +- O +F O +test O +alone O +was O +used O +to O +monitor O +serum O +antigen O +levels O +after O +treatment O +in O +24 O +patients O +. O + +The O +purified O +recombinant O +protein O +was O +assayed O +for O +its O +enzyme O +activity O +by O +monitoring O +transfer O +of O +[ O +3H O +] O +methyl O +groups O +from O +the O +substrate O +DNA O +to O +the O +MGMT B-GENE +protein I-GENE +; O +the O +activity O +was O +found O +to O +be O +stable O +at O +90 O +degrees O +C O +for O +at O +least O +30 O +min O +. O + +A O +deproteinization O +procedure O +was O +coupled O +with O +a O +reversed O +- O +phase O +HPLC O +separation O +using O +a O +250x4 O +. O +6 O +mm O +I O +. O +D O +. O + +Elimination O +of O +the O +inducible O +response O +requires O +simultaneous O +mutation O +of O +both O +sequences O +, O +however O +, O +in O +the O +presence O +of O +an O +intact O +EpRE O +the O +upstream O +AP B-GENE +- I-GENE +1 I-GENE +site I-GENE +is O +irrelevant O +to O +induction O +. O + +Three O +high B-GENE +mobility I-GENE +group I-GENE +- I-GENE +like I-GENE +sequences I-GENE +within O +a O +48 O +- O +base O +pair O +enhancer O +of O +the O +Col2a1 B-GENE +gene I-GENE +are O +required O +for O +cartilage O +- O +specific O +expression O +in O +vivo O +. O + +The O +sequence O +contains O +an O +open O +reading O +frame O +of O +1744 O +nt O +in O +the O +virus O +- O +sense O +strand O +, O +a O +3 O +' O +untranslated O +region O +of O +1360 O +nt O +and O +a O +3 O +' O +poly O +( O +A O +) O +tail O +. O + +A O +phylogenetic O +analysis O +of O +the O +reverse B-GENE +transcriptase I-GENE +domain I-GENE +confirms O +our O +differential O +genetic O +assessment O +that O +Cyclops B-GENE +from O +pea O +is O +a O +novel O +element O +with O +no O +specific O +relationship O +to O +the O +previously O +described O +Gypsy B-GENE +- I-GENE +like I-GENE +elements I-GENE +from O +plants O +. O + +At O +physiological O +doses O +, O +either O +insulin B-GENE +- I-GENE +like I-GENE +growth I-GENE +factor I-GENE +I I-GENE +( O +IGF B-GENE +- I-GENE +I I-GENE +) O +or O +insulin B-GENE +turned O +out O +to O +be O +as O +potent O +as O +dibutyryl O +cAMP O +( O +dbcAMP O +) O +in O +increasing O +UCP1 B-GENE +gene I-GENE +transcription O +rate O +( O +1 O +h O +) O +and O +also O +UCP1 B-GENE +mRNA I-GENE +accumulation O +( O +3 O +h O +) O +, O +their O +maximal O +effect O +( O +15 O +- O +fold O +increase O +) O +reached O +upon O +treatment O +for O +24 O +h O +. O + +In O +addition O +, O +insulin B-GENE +induced O +AP B-GENE +- I-GENE +1 I-GENE +DNA O +binding O +activity O +, O +this O +effect O +being O +totally O +prevented O +in O +the O +presence O +of O +MEK B-GENE +- I-GENE +1 I-GENE +inhibitor O +. O + +Essentially O +, O +2 O +' O +- O +O O +- O +methyl O +oligoribonucleotides O +( O +2 O +' O +OMeRNA O +) O +were O +delivered O +to O +the O +nuclei O +of O +primary O +mdx O +myoblasts O +in O +culture O +. O + +Regulation O +of O +the O +human O +p21 B-GENE +/ O +WAF1 B-GENE +/ O +Cip1 B-GENE +promoter O +in O +hepatic O +cells O +by O +functional O +interactions O +between O +Sp1 B-GENE +and O +Smad B-GENE +family I-GENE +members I-GENE +. O + +RESULTS O +: O +We O +isolated O +a O +C O +. O +elegans O +cDNA O +that O +encoded O +a O +protein O +which O +was O +similar O +to O +, O +but O +not O +exactly O +homologous O +with O +mammalian O +p120 B-GENE +Ras B-GENE +- O +GAP B-GENE +. O + +The O +weak O +base O +ketoconazole O +showed O +complete O +dissolution O +from O +a O +tablet O +formulation O +in O +Simulated O +Gastric O +Fluid O +without O +pepsin B-GENE +( O +SGFsp O +) O +within O +30 O +minutes O +, O +70 O +% O +dissolution O +in O +2 O +hours O +under O +fed O +state O +simulated O +upper O +jejunal O +conditions O +but O +only O +6 O +% O +dissolution O +in O +2 O +hours O +under O +fasted O +state O +conditions O +. O + +In O +mammals O +, O +the O +Rb B-GENE +protein I-GENE +interacts O +specifically O +with O +D B-GENE +- I-GENE +type I-GENE +cyclins I-GENE +and O +regulates O +cell O +proliferation O +by O +binding O +and O +inhibiting O +E2F B-GENE +transcription I-GENE +factors I-GENE +. O + +In O +addition O +to O +the O +signals O +obtained O +by O +ligation O +of O +the O +TCR B-GENE +, O +T O +cells O +need O +additional O +, O +co O +- O +stimulatory O +signals O +to O +be O +activated O +. O + +Moreover O +, O +the O +observation O +of O +enhanced O +luteal B-GENE +HSP I-GENE +- I-GENE +27 I-GENE +phosphorylation O +in O +vivo O +, O +in O +late O +pregnancy O +, O +when O +PKC B-GENE +- I-GENE +delta I-GENE +is O +abundant O +and O +active O +, O +suggests O +that O +select O +PKC B-GENE +family I-GENE +members I-GENE +contribute O +to O +sHSP B-GENE +phosphorylation O +events O +in O +vivo O +. O + +We O +characterized O +the O +structure O +of O +this O +leader O +mRNA O +by O +using O +the O +program O +Mfold O +and O +a O +combination O +of O +nested O +and O +internal O +deletions O +transcriptionally O +fused O +to O +a O +promoterless O +lac B-GENE +operon I-GENE +. O + +The O +importance O +of O +these O +sites O +for O +transcriptional O +activation O +was O +studied O +by O +site O +- O +directed O +mutagenesis O +followed O +by O +promoter O +function O +analysis O +of O +the O +mutants O +with O +a O +chloramphenicol B-GENE +acetyltransferase I-GENE +reporter I-GENE +system O +. O + +Routine O +blood O +examination O +showed O +leukocytosis O +, O +thrombocytopenia O +, O +positive O +CRP B-GENE +, O +and O +elevated O +myocardial O +enzymes O +. O + +Previous O +studies O +have O +suggested O +that O +moderate O +cooling O +increases O +the O +responsiveness O +of O +vascular B-GENE +alpha2 I-GENE +- I-GENE +adrenoceptors I-GENE +. O + +Two O +members O +of O +the O +Cbl B-GENE +family I-GENE +have O +since O +been O +defined O +in O +mammals O +( O +c B-GENE +- I-GENE +Cbl I-GENE +and O +Cbl B-GENE +- I-GENE +b I-GENE +) O +, O +one O +in O +C O +. O +elegans O +( O +Sli B-GENE +- I-GENE +1 I-GENE +) O +and O +one O +in O +Drosophila O +( O +D B-GENE +- I-GENE +Cbl I-GENE +) O +. O + +Anti B-GENE +- I-GENE +PTB I-GENE +antibodies I-GENE +did O +not O +inhibit O +the O +binding O +of O +PTB B-GENE +to O +RNA O +because O +they O +were O +able O +to O +supershift O +RNA B-GENE +- I-GENE +PTB I-GENE +complexes I-GENE +. O + +The O +use O +of O +antibodies O +to O +the O +polypyrimidine B-GENE +tract I-GENE +binding I-GENE +protein I-GENE +( O +PTB B-GENE +) O +to O +analyze O +the O +protein O +components O +that O +assemble O +on O +alternatively O +spliced O +pre O +- O +mRNAs O +that O +use O +distant O +branch O +points O +. O + +The O +therapeutic O +use O +of O +botulinum B-GENE +toxin I-GENE +( O +Botox B-GENE +) O +is O +increasing O +in O +popularity O +. O + +The O +viral B-GENE +oncoprotein I-GENE +E1A I-GENE +inhibits O +NFAT B-GENE +- O +dependent O +transactivation O +in O +a O +p300 B-GENE +- O +dependent O +manner O +. O + +We O +have O +applied O +the O +mRNA O +differential O +display O +method O +to O +compare O +and O +analyze O +mRNAs O +prepared O +from O +five O +normal O +nasopharyngeal O +epithelial O +cell O +cultures O +and O +five O +nasopharyngeal O +carcinoma O +cell O +lines O +. O + +Similar O +experiments O +with O +TR B-GENE +support O +the O +high O +affinity O +of O +RIP140 B-GENE +to O +the O +RXR B-GENE +subunit I-GENE +and O +also O +suggest O +that O +either O +partner O +in O +the O +TR B-GENE +/ O +RXR B-GENE +heterodimer O +can O +independently O +respond O +to O +ligand O +. O + +SETTING O +: O +University O +hospital O +- O +based O +, O +tertiary O +care O +infertility O +center O +. O + +RESULT O +( O +S O +) O +: O +In O +patients O +with O +elevated O +FSH B-GENE +levels O +on O +cycle O +day O +3 O +, O +a O +low O +oocyte O +yield O +was O +achieved O +( O +7 O +versus O +11 O +) O +and O +a O +high O +number O +of O +ampules O +of O +hMG B-GENE +was O +necessary O +( O +56 O +versus O +33 O +) O +. O + +RESULTS O +: O +Of O +the O +patients O +with O +IS O +, O +67 O +% O +had O +significantly O +greater O +values O +of O +directional O +preponderance O +on O +the O +OVAR O +test O +( O +a O +measure O +of O +otolith O +system O +imbalance O +) O +compared O +with O +control O +subjects O +. O + +In O +the O +ePTFE O +specimens O +, O +tissue O +coverage O +had O +increased O +. O + +As O +predicted O +by O +the O +Wing O +and O +Kristofferson O +model O +, O +the O +durations O +of O +successive O +ISIs O +tended O +to O +be O +negatively O +correlated O +. O + +We O +found O +the O +following O +: O +Specific O +mutations O +affected O +the O +precise O +carbohydrate O +structure O +and O +folding O +of O +the O +HA B-GENE +trimer I-GENE +. O + +The O +results O +show O +that O +ROS O +production O +by O +viable O +spermatozoa O +is O +highly O +correlated O +with O +the O +concentration O +of O +PMN B-GENE +elastase I-GENE +and O +the O +number O +of O +both O +peroxidase B-GENE +- O +positive O +and O +round O +cells O +. O + +Yeast B-GENE +U1 I-GENE +snRNP I-GENE +is O +considerably O +more O +complex O +than O +its O +metazoan O +counterpart O +, O +which O +suggests O +possible O +differences O +between O +yeast O +and O +metazoa O +in O +early O +splicing O +events O +. O + +Yeast B-GENE +U1 I-GENE +snRNP I-GENE +therefore O +contains O +16 O +different O +proteins O +, O +including O +seven O +snRNP B-GENE +core I-GENE +proteins I-GENE +, O +three O +homologues O +of O +the O +metazoan B-GENE +U1 I-GENE +snRNP I-GENE +- I-GENE +specific I-GENE +proteins I-GENE +, O +and O +six O +yeast B-GENE +- I-GENE +specific I-GENE +U1 I-GENE +snRNP I-GENE +proteins I-GENE +. O + +After O +the O +first O +cycle O +, O +18 O +cases O +were O +treated O +at O +dose O +level O +1 O +, O +after O +a O +second O +cycle O +, O +13 O +cases O +were O +treated O +at O +dose O +level O +2 O +. O + +The O +opioid O +antagonist O +naltrexone O +( O +0 O +. O +01 O +- O +1 O +. O +0 O +mg O +/ O +kg O +) O +antagonized O +the O +discriminative O +stimulus O +effects O +of O +heroin O +, O +but O +naltrexone O +at O +doses O +up O +to O +10 O +mg O +/ O +kg O +had O +no O +effect O +on O +the O +discriminative O +stimulus O +effects O +of O +cocaine O +. O + +In O +this O +study O +we O +examined O +hepatic O +stellate O +cell O +regulation O +of O +M6P B-GENE +/ O +IGFIIR B-GENE +expression O +and O +found O +that O +M6P B-GENE +/ O +IGFIIR B-GENE +mRNA O +transcript O +levels O +increased O +in O +stellate O +cells O +from O +rats O +exposed O +to O +carbon O +tetrachloride O +( O +CCl4 O +) O +, O +a O +potent O +fibrogenic O +stimulant O +. O + +One O +cDNA O +clone O +designated O +NCoA O +- O +62 O +, O +encoded O +a O +62 O +, O +000 O +- O +Da O +protein O +that O +is O +highly O +related O +to O +BX42 B-GENE +, O +a O +Drosophila O +melanogaster O +nuclear O +protein O +involved O +in O +ecdysone O +- O +stimulated O +gene O +expression O +. O + +These O +widely O +expressed O +proteins O +share O +a O +C O +- O +terminal O +region O +that O +bears O +significant O +sequence O +homology O +to O +a O +group O +of O +GDP B-GENE +/ I-GENE +GTP I-GENE +exchange I-GENE +proteins I-GENE +for O +the O +Rab3 B-GENE +family I-GENE +of O +small B-GENE +GTP I-GENE +binding I-GENE +proteins I-GENE +. O + +Whereas O +p82 B-GENE +expression O +had O +no O +effect O +on O +ERK2 B-GENE +activation O +by O +p126 B-GENE +, O +p70 B-GENE +completely O +abrogated O +this O +activity O +. O + +The O +pre O +- O +mRNA O +splicing O +factor O +U2AF B-GENE +( O +U2 B-GENE +small I-GENE +nuclear I-GENE +ribonucleoprotein I-GENE +particle I-GENE +[ I-GENE +snRNP I-GENE +] I-GENE +auxiliary I-GENE +factor I-GENE +) O +plays O +a O +critical O +role O +in O +3 O +' O +splice O +site O +selection O +. O + +The O +brackets O +were O +bonded O +to O +100 O +freshly O +extracted O +bovine O +incisors O +, O +and O +, O +after O +storage O +in O +tap O +water O +at O +room O +temperature O +for O +24 O +hours O +, O +they O +were O +subsequently O +tested O +in O +a O +shear O +mode O +using O +a O +universal O +testing O +machine O +. O + +Exercise O +training O +has O +become O +increasingly O +important O +in O +the O +treatment O +of O +heart O +failure O +patients O +. O + +The O +growth O +of O +Aer O +. O +hydrophila O +in O +filter O +- O +sterilized O +lettuce O +extract O +was O +completely O +inhibited O +by O +0 O +. O +1 O +% O +( O +v O +/ O +v O +) O +BMC O +whereas O +that O +of O +Ps O +. O +fluorescens O +was O +not O +significantly O +affected O +by O +1 O +% O +( O +v O +/ O +v O +) O +BMC O +. O + +Despite O +continuous O +compliance O +, O +unexplained O +resurgence O +of O +serum O +ferritin B-GENE +levels O +occurred O +in O +4 O +/ O +7 O +patients O +of O +the O +' O +veteran O +' O +group O +after O +4 O +- O +5 O +years O +on O +L1 O +. O + +Hematocrit O +and O +PaO2 O +did O +not O +change O +. O + +Regulation O +of O +myosin B-GENE +phosphatase I-GENE +activity O +involves O +changes O +in O +subunit O +interactions O +, O +although O +molecular O +mechanisms O +are O +not O +defined O +. O + +Commutative O +saccadic O +generator O +is O +sufficient O +to O +control O +a O +3 O +- O +D O +ocular O +plant O +with O +pulleys O +. O + +The O +virus O +- O +associated O +VAI B-GENE +RNA O +of O +adenovirus O +is O +a O +small O +highly O +structured O +RNA O +that O +is O +required O +for O +the O +efficient O +translation O +of O +cellular O +and O +viral O +mRNAs O +at O +late O +times O +after O +infection O +. O + +Structure O +of O +the O +gene O +encoding O +the O +human O +cyclin B-GENE +- I-GENE +dependent I-GENE +kinase I-GENE +inhibitor O +p18 B-GENE +and O +mutational O +analysis O +in O +breast O +cancer O +. O + +The O +YccA B-GENE +protein I-GENE +was O +found O +to O +be O +degraded O +in O +an O +FtsH B-GENE +- O +dependent O +manner O +in O +vivo O +and O +in O +vitro O +, O +whereas O +the O +YccA11 B-GENE +mutant I-GENE +protein I-GENE +, O +lacking O +eight O +amino O +acid O +residues O +within O +the O +amino O +- O +terminal O +cytoplasmic O +domain O +, O +was O +refractory O +to O +the O +degradation O +. O + +The O +major O +type O +involves O +activator O +proteins O +that O +bind O +to O +DNA O +adjacent O +to O +where O +the O +RNA B-GENE +polymerase I-GENE +( O +RNAP B-GENE +) O +holoenzyme O +binds O +, O +usually O +assisting O +in O +recruitment O +of O +the O +RNAP B-GENE +to O +the O +promoter O +. O + +A O +conserved O +role O +for O +L1 B-GENE +as O +a O +transmembrane O +link O +between O +neuronal O +adhesion O +and O +membrane O +cytoskeleton O +assembly O +. O + +Atmospheric O +benzene O +, O +urinary O +muconic O +acid O +( O +tt O +- O +MA O +) O +and O +leukocyte B-GENE +alkaline I-GENE +phosphatase I-GENE +activity O +( O +LAPA O +) O +were O +evaluated O +among O +66 O +car O +mechanics O +, O +34 O +road O +tanker O +drivers O +, O +and O +28 O +nonexposed O +workers O +. O + +It O +contains O +a O +5 O +' O +- O +noncoding O +region O +( O +NCR O +) O +of O +73 O +nucleotides O +, O +five O +open O +reading O +frames O +( O +ORFs O +1 O +to O +5 O +) O +which O +encode O +proteins O +with O +M O +( O +r O +) O +160 B-GENE +kDa I-GENE +RNA I-GENE +- I-GENE +dependent I-GENE +RNA I-GENE +polymerase I-GENE +( I-GENE +ORF1 I-GENE +) I-GENE +, O +26 B-GENE +kDa I-GENE +movement I-GENE +protein I-GENE +1 I-GENE +( I-GENE +ORF2 I-GENE +) I-GENE +, O +13 B-GENE +kDa I-GENE +movement I-GENE +protein I-GENE +2 I-GENE +( I-GENE +ORF3 I-GENE +) I-GENE +, O +10 B-GENE +kDa I-GENE +movement I-GENE +protein I-GENE +3 I-GENE +( I-GENE +ORF4 I-GENE +) I-GENE +, O +24 B-GENE +kDa I-GENE +coat I-GENE +protein I-GENE +( I-GENE +OFR5 I-GENE +) I-GENE +, O +and O +a O +3 O +' O +NCR O +of O +76 O +nucleotides O +. O + +After O +profound O +normovolemic O +hemodilution O +( O +Hct O +9 O +% O +) O +superiority O +of O +LV O +MC O +and O +LV O +diastolic O +properties O +was O +found O +, O +when O +myocardial O +oxygenation O +was O +supported O +by O +i O +. O +v O +. O +perflubron O +emulsion O +, O +a O +temporary O +O2 O +carrier O +. O + +These O +genes O +may O +represent O +interesting O +targets O +for O +new O +therapeutic O +strategies O +. O + +It O +could O +also O +inhibit O +C1q B-GENE +- O +dependent O +haemolysis O +of O +both O +IgG B-GENE +- O +and O +IgM B-GENE +- O +sensitized O +erythrocytes O +. O + +3 O +) O +and O +one O +distal O +( O +- O +11 O +. O +8 O +/ O +- O +10 O +. O +9 O +) O +, O +presented O +an O +enhancer O +activity O +in O +pituitary O +cells O +when O +placed O +upstream O +of O +the O +SV40 B-GENE +promoter I-GENE +. O + +3 O +- O +- O +It O +is O +necessary O +to O +think O +about O +cosmetic O +consequences O +of O +the O +chinese O +flap O +and O +consider O +other O +possibilities O +of O +the O +flap O +choice O +. O + +CONCLUSION O +: O +TNF B-GENE +alpha I-GENE +, O +TGF B-GENE +beta I-GENE +, O +PDGF B-GENE +and O +IL B-GENE +- I-GENE +1beta I-GENE +increased O +LDLr B-GENE +gene I-GENE +expression O +by O +increasing O +sterol O +- O +independent O +and O +mitogenesis O +- O +independent O +gene O +transcription O +. O + +However O +, O +it O +is O +only O +one O +- O +half O +and O +one O +- O +third O +the O +size O +of O +the O +proteolipids O +from O +M O +. O +thermoautotrophicum O +and O +M O +. O +jannaschii O +, O +respectively O +. O +ahaK B-GENE +is O +expressed O +in O +Escherichia O +coli O +, O +and O +it O +is O +incorporated O +into O +the O +cytoplasmic O +membrane O +despite O +the O +different O +chemical O +natures O +of O +lipids O +from O +archaea O +and O +bacteria O +. O + +In O +this O +report O +we O +studied O +the O +role O +of O +protein B-GENE +- I-GENE +tyrosine I-GENE +phosphatase I-GENE +SHP B-GENE +- I-GENE +2 I-GENE +in O +ErbB B-GENE +- O +mediated O +activation O +of O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +( O +MAPK B-GENE +) O +by O +overexpressing O +SHP B-GENE +- I-GENE +2 I-GENE +mutants I-GENE +in O +COS O +- O +7 O +cells O +. O + +Osteoadherin B-GENE +is O +a O +recently O +described O +bone O +proteoglycan O +containing O +keratan O +sulfate O +. O + +Intron O +8 O +harbored O +a O +strong O +erythroid O +- O +specific O +enhancer O +activity O +which O +was O +orientation O +- O +dependent O +. O + +The O +intron O +8 O +enhancer O +region O +was O +not O +activated O +by O +GATA B-GENE +- I-GENE +1 I-GENE +together O +with O +Sp1 B-GENE +in O +transactivation O +experiments O +in O +COS O +- O +1 O +cells O +indicating O +the O +involvement O +of O +a O +related O +Sp1 B-GENE +protein I-GENE +or O +of O +another O +unidentified O +erythroid O +factor O +. O + +The O +cleavage O +of O +Fak B-GENE +by O +caspases B-GENE +may O +thus O +play O +an O +important O +role O +in O +the O +execution O +of O +the O +suicide O +program O +by O +disabling O +the O +anti O +- O +apoptotic O +function O +of O +Fak B-GENE +. O + +Moreover O +, O +the O +mass O +estimated O +with O +the O +QCM O +response O +through O +the O +Sauerbrey O +equation O +and O +the O +mass O +which O +can O +be O +measured O +thanks O +to O +other O +analytical O +techniques O +, O +in O +our O +case O +an O +enzymatic O +assay O +, O +are O +different O +: O +the O +deposited O +mass O +is O +generally O +overestimated O +by O +the O +QCM O +. O + +Transcription O +initiation O +occurred O +predominantly O +at O +the O +putative O +sigmaA B-GENE +- I-GENE +dependent I-GENE +promoter I-GENE +in O +exponentially O +growing O +cells O +and O +was O +induced O +under O +stress O +conditions O +. O + +The O +genes O +encoding O +( B-GENE +2Fe I-GENE +- I-GENE +2S I-GENE +) I-GENE +plant I-GENE +- I-GENE +like I-GENE +ferredoxins I-GENE +were O +studied O +in O +the O +widely O +used O +cyanobacterium O +Synechocystis O +PCC6803 O +. O + +RNA O +of O +GBV O +- O +C O +was O +detected O +in O +14 O +( O +18 O +% O +) O +patients O +before O +BMT O +. O + +A O +major O +pool O +of O +Dsg B-GENE +- O +plakoglobin B-GENE +complexes O +sedimented O +at O +8S O +and O +exhibited O +a O +1 O +: O +1 O +stoichiometry O +. O + +Our O +results O +indicate O +that O +the O +binding O +of O +CBF B-GENE +/ O +NF B-GENE +- I-GENE +Y I-GENE +to O +the O +inverted O +CCAAT O +box O +is O +responsible O +for O +transcriptional O +activation O +of O +the O +nTPH B-GENE +gene I-GENE +. O + +In O +macrophages O +, O +LPS O +- O +inducible O +HIV O +- O +1 O +gene O +expression O +is O +mediated O +in O +part O +by O +binding O +of O +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +to O +identical O +tandem O +binding O +sites O +located O +within O +the O +long O +terminal O +repeat O +( O +LTR O +) O +. O + +The O +influence O +of O +p53 B-GENE +on O +cytokine O +- O +triggered O +Janus B-GENE +kinase I-GENE +- O +STAT B-GENE +signaling O +was O +investigated O +in O +human O +hepatoma O +Hep3B O +cell O +lines O +engineered O +to O +constitutively O +express O +the O +temperature O +- O +sensitive O +Val135 B-GENE +mutant I-GENE +of I-GENE +p53 I-GENE +. O + +It O +can O +also O +be O +used O +to O +examine O +various O +laryngeal O +parameters O +obtained O +from O +videotaped O +endoscopic O +and O +stroboscopic O +examinations O +. O + +CONCLUSIONS O +: O +Two O +consecutive O +sets O +of O +transrectal O +ultrasound O +guided O +sextant O +biopsies O +of O +the O +prostate O +performed O +in O +a O +single O +office O +visit O +represent O +a O +cost O +- O +effective O +biopsy O +strategy O +for O +men O +presenting O +with O +an O +abnormal O +digital O +rectal O +examination O +and O +/ O +or O +elevated O +serum B-GENE +PSA I-GENE +. O + +Examination O +of O +nuclear O +magnetic O +resonance O +( O +NMR O +) O +spectra O +of O +a O +series O +of O +N B-GENE +- I-GENE +terminally I-GENE +truncated I-GENE +MIP I-GENE +- I-GENE +1 I-GENE +beta I-GENE +variants I-GENE +reveals O +that O +these O +proteins O +possess O +a O +range O +of O +ability O +to O +dimerize O +. O + +Interestingly O +, O +PKA B-GENE +activity O +is O +dispensable O +in O +a O +strain O +lacking O +Msn2p B-GENE +and O +Msn4p B-GENE +activity O +. O + +They O +also O +indicate O +that O +direct O +interactions O +between O +C B-GENE +/ I-GENE +EBPs I-GENE +and O +specific O +Ets B-GENE +family O +members O +, O +together O +with O +GATA B-GENE +- I-GENE +1 I-GENE +, O +are O +important O +for O +eosinophil O +lineage O +determination O +. O + +Recently O +, O +a O +human B-GENE +transcription I-GENE +elongation I-GENE +factor I-GENE +P I-GENE +- I-GENE +TEFb I-GENE +, O +consisting O +of O +CDK9 B-GENE +kinase I-GENE +, O +cyclin B-GENE +T I-GENE +and O +other O +associated O +factors O +, O +has O +been O +shown O +to O +interact O +with O +Tat B-GENE +to O +restore O +Tat B-GENE +activation O +in O +HeLa O +nuclear O +extract O +depleted O +of O +P B-GENE +- I-GENE +TEFb I-GENE +. O + +We O +have O +used O +the O +hydrophobic O +repeats O +of O +the O +HSF1 B-GENE +trimerization I-GENE +domain I-GENE +in O +the O +yeast O +two O +- O +hybrid O +protein O +interaction O +assay O +to O +identify O +heat B-GENE +shock I-GENE +factor I-GENE +binding I-GENE +protein I-GENE +1 I-GENE +( O +HSBP1 B-GENE +) O +, O +a O +novel O +, O +conserved O +, O +76 O +- O +amino O +- O +acid O +protein O +that O +contains O +two O +extended O +arrays O +of O +hydrophobic O +repeats O +that O +interact O +with O +the O +HSF1 B-GENE +heptad I-GENE +repeats I-GENE +. O + +Genomic O +and O +cDNA O +clones O +homologous O +to O +the O +yeast O +GCN2 B-GENE +eIF B-GENE +- I-GENE +2alpha I-GENE +kinase O +( O +yGCN2 O +) O +were O +isolated O +from O +Drosophila O +melanogaster O +. O + +The O +general O +recombination O +at O +a O +polarizing O +voltage O +of O +300 O +V O +is O +less O +than O +2 O +% O +for O +dose O +- O +rates O +up O +to O +about O +100 O +mGy O +min O +- O +1 O +. O + +The O +low O +number O +of O +false O +positives O +indicates O +that O +our O +scheme O +would O +not O +confuse O +the O +radiologist O +by O +suggesting O +normal O +regions O +as O +suspicious O +. O + +Strengthening O +the O +biological O +weapons O +convention O +and O +implications O +on O +the O +pharmaceutical O +and O +biotechnology O +industry O +. O + +VirD2 B-GENE +is O +one O +of O +the O +key O +Agrobacterium O +tumefaciens O +proteins O +involved O +in O +T O +- O +DNA O +processing O +and O +transfer O +. O + +Taken O +together O +, O +these O +data O +indicate O +that O +the O +VirD2 B-GENE +omega I-GENE +domain I-GENE +is O +important O +for O +efficient O +T O +- O +DNA O +integration O +. O + +The O +DHEAS O +levels O +in O +all O +stages O +of O +decreased O +BMD O +were O +significantly O +lower O +than O +those O +in O +the O +group O +with O +normal O +BMD O +. O + +Orientation O +of O +the O +nuclear O +spin O +system O +by O +optical O +pumping O +causes O +an O +Overhauser O +shift O +of O +the O +excitonic O +energy O +levels O +proportional O +to O +the O +degree O +of O +nuclear O +orientation O +. O + +Cystatin B-GENE +A I-GENE +, O +a O +cysteine B-GENE +proteinase I-GENE +inhibitor O +, O +is O +one O +of O +the O +precursor O +proteins O +of O +cornified B-GENE +cell I-GENE +envelope I-GENE +of O +keratinocytes O +and O +is O +expressed O +during O +the O +late O +stage O +of O +keratinocyte O +differentiation O +. O + +A O +role O +for O +RalGDS B-GENE +and O +a O +novel O +Ras B-GENE +effector O +in O +the O +Ras B-GENE +- O +mediated O +inhibition O +of O +skeletal O +myogenesis O +. O + +GTPase B-GENE +activating O +specificity O +of O +RGS12 B-GENE +and O +binding O +specificity O +of O +an O +alternatively O +spliced O +PDZ B-GENE +( O +PSD B-GENE +- I-GENE +95 I-GENE +/ O +Dlg B-GENE +/ O +ZO B-GENE +- I-GENE +1 I-GENE +) O +domain O +. O + +However O +, O +mutations O +in O +the O +HNF B-GENE +- I-GENE +4 I-GENE +binding I-GENE +site I-GENE +on O +element B-GENE +CIIB I-GENE +and O +inhibition O +of O +HNF B-GENE +- I-GENE +4 I-GENE +synthesis O +in O +HepG2 O +cells O +by O +antisense O +HNF B-GENE +- I-GENE +4 I-GENE +constructs I-GENE +decreased O +the O +apoCII B-GENE +promoter I-GENE +activity O +to O +25 O +- O +40 O +% O +of O +the O +control O +, O +indicating O +that O +HNF B-GENE +- I-GENE +4 I-GENE +is O +a O +positive O +regulator O +of O +the O +apoCII B-GENE +gene I-GENE +. O + +272 O +, O +19107 O +- O +19110 O +) O +. O + +In O +addition O +, O +we O +find O +that O +E2F B-GENE +- I-GENE +1 I-GENE +can O +cause O +apoptosis O +in O +p53 B-GENE +- I-GENE +/ I-GENE +- I-GENE +tumour O +cells O +and O +further O +p300 B-GENE +, O +which O +also O +functions O +as O +a O +co O +- O +activator O +for O +the O +E2F B-GENE +/ O +DP B-GENE +heterodimer O +, O +enhances O +the O +apoptotic O +activity O +of O +E2F B-GENE +- I-GENE +1 I-GENE +. O + +Blocked O +shift O +/ O +supershift O +analysis O +indicates O +that O +Fos B-GENE +family I-GENE +member O +proteins O +especially O +Fra B-GENE +- I-GENE +1 I-GENE +and O +Fra B-GENE +- I-GENE +2 I-GENE +are O +related O +to O +progression O +and O +no O +changes O +found O +in O +the O +Jun B-GENE +family I-GENE +member O +proteins O +although O +they O +are O +present O +in O +the O +AP B-GENE +- I-GENE +1 I-GENE +/ I-GENE +DNA I-GENE +binding I-GENE +complex I-GENE +. O + +Initially O +, O +we O +observed O +that O +unmutated O +p53 B-GENE +is O +strongly O +expressed O +in O +premalignant O +mammary O +glands O +and O +in O +mammary O +tumors O +derived O +from O +the O +MMTV O +- O +c B-GENE +- I-GENE +myc I-GENE +strain O +. O + +These O +data O +show O +that O +heterologous O +virus O +RNAs O +( O +BSMV O +) O +can O +serve O +as O +primer O +donors O +for O +MStV O +mRNA O +capped O +RNA O +- O +primed O +transcription O +in O +doubly O +infected O +plants O +. O + +Human O +isoforms O +, O +designated O +1 O +to O +4 O +, O +differ O +from O +each O +other O +by O +the O +start O +codon O +used O +. O + +Comparison O +of O +cDNA O +and O +genomic O +sequences O +shows O +that O +the O +ZNF189 B-GENE +gene I-GENE +spans O +approximately O +11 O +kb O +and O +is O +organized O +into O +at O +least O +four O +exons O +, O +the O +large O +3 O +' O +- O +end O +exon O +coding O +for O +the O +complete O +zinc O +finger O +domain O +and O +the O +3 O +' O +untranslated O +region O +. O + +The O +gp330 B-GENE +/ O +Megalin B-GENE +/ O +LRP B-GENE +- I-GENE +2 I-GENE +protein O +belongs O +to O +the O +low B-GENE +- I-GENE +density I-GENE +lipoprotein I-GENE +receptor I-GENE +gene I-GENE +family I-GENE +and O +is O +believed O +to O +function O +as O +an O +endocytic O +receptor O +for O +the O +uptake O +of O +lipoproteins O +and O +many O +other O +ligands O +. O + +In O +the O +DNA O +recognition O +helix O +of O +finger O +II O +, O +the O +conserved O +Arg O +at O +position O +62 O +( O +N O +- O +terminal O +side O +of O +the O +first O +zinc O +- O +coordinating O +histidine O +) O +was O +changed O +to O +a O +Leu O +or O +Gln O +. O + +Dosage O +in O +both O +cases O +was O +0 O +. O +2 O +g O +/ O +m2 O +. O + +Five O +additional O +copies O +of O +Lian B-GENE +elements I-GENE +were O +isolated O +, O +mapped O +by O +restriction O +digestion O +, O +and O +partially O +sequenced O +. O + +Evolutionary O +relationships O +among O +putative O +RNA B-GENE +- I-GENE +dependent I-GENE +RNA I-GENE +polymerases I-GENE +encoded O +by O +a O +mitochondrial O +virus O +- O +like O +RNA O +in O +the O +Dutch O +elm O +disease O +fungus O +, O +Ophiostoma O +novo O +- O +ulmi O +, O +by O +other O +viruses O +and O +virus O +- O +like O +RNAs O +and O +by O +the O +Arabidopsis O +mitochondrial O +genome O +. O + +Role O +of O +the O +transcription O +start O +site O +core O +region O +and O +transcription B-GENE +factor I-GENE +YY1 I-GENE +in O +Rous B-GENE +sarcoma I-GENE +virus I-GENE +long I-GENE +terminal I-GENE +repeat I-GENE +promoter I-GENE +activity O +. O + +Addition O +of O +Rap O +or O +KN62 O +after O +exposure O +of O +cells O +to O +progesterone O +agonist O +Org O +2058 O +had O +no O +effect O +on O +induction O +of O +CAT B-GENE +activity O +. O + +The O +Dax B-GENE +- I-GENE +1 I-GENE +gene I-GENE +encodes O +a O +protein O +that O +is O +structurally O +related O +to O +members O +of O +the O +orphan B-GENE +nuclear I-GENE +receptor I-GENE +superfamily I-GENE +. O + +He O +was O +administered O +recombinant B-GENE +IFN I-GENE +alpha I-GENE +- I-GENE +2b I-GENE +under O +the O +diagnosis O +of O +chronic O +hepatitis O +C O +. O + +Regulation O +at O +37 O +degrees O +C O +, O +therefore O +, O +involves O +the O +action O +of O +three O +protein O +kinase O +cascades O +that O +repress O +HSF1 B-GENE +through O +phosphorylation O +of O +serine O +residues O +303 O +, O +307 O +, O +and O +363 O +and O +may O +promote O +growth O +by O +suppressing O +the O +heat O +shock O +response O +. O + +Clinical O +implication O +of O +protein O +levels O +of O +IL B-GENE +- I-GENE +5 I-GENE +in O +induced O +sputum O +in O +asthmatic O +patients O +. O + +In O +these O +cells O +, O +ras B-GENE +- O +induced O +transition O +is O +accompanied O +by O +a O +strong O +induction O +of O +AP B-GENE +- I-GENE +1 I-GENE +- O +binding O +activity O +along O +with O +increased O +expression O +of O +CD44 B-GENE +mRNA I-GENE +and O +protein O +. O + +This O +distribution O +implies O +that O +the O +polycistronic O +precursor O +is O +imported O +into O +the O +nucleolus O +for O +processing O +to O +the O +mature O +snoRNAs O +, O +and O +that O +the O +import O +or O +processing O +pathway O +involves O +coiled O +bodies O +. O + +Suppressive O +therapy O +for O +thyroid O +nodules O +. O + +Fourteen O +healthy O +male O +volunteers O +completed O +the O +study O +. O + +In O +the O +absence O +of O +Mg2 O ++ O +, O +a O +hydrophobic O +exonuclease O +site O +dominates O +over O +the O +polymerase O +site O +for O +possession O +of O +the O +primer O +terminus O +. O + +As O +the O +high O +- O +affinity O +Mg2 O ++ O +binding O +sites O +are O +filled O +, O +the O +primer O +terminus O +migrates O +from O +the O +exonuclease O +site O +to O +a O +highly O +based O +stacked O +polymerase O +active O +site O +. O + +One O +missense O +allele O +( O +P236S O +) O +with O +complete O +loss O +of O +function O +at O +30 O +degreesC O +and O +four O +missense O +alleles O +( O +L173F O +, O +E225K O +, O +S269L O +and O +E274K O +) O +that O +conferred O +a O +temperature O +sensitive O +phenotype O +were O +identified O +. O + +Structural O +analysis O +of O +the O +5 O +' O +- O +regulatory O +region O +reveals O +that O +the O +c B-GENE +- I-GENE +met I-GENE +promoter I-GENE +lacks O +TATA O +or O +CAAT O +elements O +but O +has O +an O +extremely O +high O +G O +- O +C O +content O +and O +multiple O +Sp1 B-GENE +binding I-GENE +sites I-GENE +. O + +The O +report O +highlights O +the O +possible O +contribution O +of O +stress O +factors O +in O +the O +context O +of O +therapy O +resistant O +periodontal O +disease O +, O +and O +the O +results O +seem O +to O +be O +understandable O +within O +the O +context O +of O +a O +stress O +system O +disorder O +perspective O +. O + +Acute O +pancreatitis O +is O +a O +rather O +common O +abdominal O +disorder O +. O + +Each O +binding O +site O +, O +however O +, O +was O +different O +in O +its O +preference O +for O +binding O +partners O +. O + +We O +isolated O +the O +human B-GENE +FGF I-GENE +- I-GENE +BP I-GENE +promoter I-GENE +and O +determined O +by O +deletion O +analysis O +that O +TPA O +regulatory O +elements O +were O +all O +contained O +in O +the O +first O +118 O +base O +pairs O +upstream O +of O +the O +transcription O +start O +site O +. O + +Electrophoretic O +mobility O +shift O +assays O +demonstrated O +specific O +nuclear O +protein O +binding O +to O +- O +85 O +/ O +- O +64 O +, O +and O +single O +point O +mutations O +suggested O +important O +binding O +nucleotides O +between O +- O +79 O +/ O +- O +68 O +with O +five O +critical O +bases O +between O +- O +74 O +/ O +- O +70 O +( O +5 O +' O +- O +CTCCT O +- O +3 O +' O +) O +. O + +" O +Complex O +partial O +" O +seizures O +. O + +B B-GENE +cell I-GENE +antigen I-GENE +receptor I-GENE +( O +BCR B-GENE +) O +- O +mediated O +formation O +of O +a O +SHP B-GENE +- I-GENE +2 I-GENE +- O +pp120 B-GENE +complex O +and O +its O +inhibition O +by O +Fc B-GENE +gamma I-GENE +RIIB1 I-GENE +- O +BCR B-GENE +coligation O +. O + +Chem O +. O +, O +270 O +: O +7117 O +- O +7124 O +, O +1995 O +; O +and O +MT O +Hartsough O +et O +al O +. O +, O +J O +. O + +Here O +we O +investigate O +the O +role O +of O +c B-GENE +- I-GENE +Cbl I-GENE +in O +development O +and O +homeostasis O +in O +mice O +by O +targeted O +disruption O +of O +the O +c B-GENE +- I-GENE +Cbl I-GENE +locus I-GENE +. O +c B-GENE +- I-GENE +Cbl I-GENE +- O +deficient O +mice O +were O +viable O +, O +fertile O +, O +and O +outwardly O +normal O +in O +appearance O +. O + +One O +is O +to O +act O +within O +the O +visceral O +endoderm O +to O +promote O +proper O +streak O +morphogenesis O +. O + +We O +propose O +that O +noi B-GENE +/ O +pax2 B-GENE +. I-GENE +1 I-GENE +participates O +in O +sequential O +signaling O +processes O +as O +a O +key O +integrator O +of O +midbrain O +- O +hindbrain O +boundary O +development O +. O + +METHODS O +: O +Fibrotic O +changes O +involving O +bone O +marrow O +were O +evaluated O +histologically O +semiquantitatively O +using O +reticulin B-GENE +fiber O +impregnation O +( O +method O +of O +Gomori O +) O +. O + +We O +then O +studied O +four O +unrelated O +Japanese O +families O +with O +GSD O +- O +Ib O +, O +and O +found O +three O +novel O +mutations O +: O +a O +four O +- O +base O +deletion O +/ O +two O +- O +base O +insertion O +, O +a O +point O +mutation O +within O +a O +consensus O +splicing O +donor O +site O +, O +and O +a O +missense O +mutation O +( O +W118R O +) O +. O + +Removal O +of O +the O +carboxyl O +region O +severely O +reduced O +transcriptional O +activation O +. O + +A O +" O +Level O +A O +" O +in O +vitro O +/ O +in O +vivo O +correlation O +was O +established O +for O +a O +sustained O +release O +theophylline O +( O +CAS O +58 O +- O +55 O +- O +9 O +) O +preparation O +( O +Bronchoretard O +) O +under O +investigation O +. O + +METHOD O +: O +50 O +consecutive O +children O +aged O +from O +6 O +months O +to O +17 O +years O +were O +included O +into O +the O +study O +which O +comprised O +questionnaires O +of O +patient O +and O +family O +histories O +, O +serological O +screening O +tests O +for O +common O +inhalational O +allergens O +( O +CAP O +SX1 O +) O +, O +and O +determination O +of O +total O +serum B-GENE +immunoglobulin I-GENE +E I-GENE +( O +IgE B-GENE +) O +and O +of O +latex O +- O +specific O +serum B-GENE +IgE I-GENE +by O +solid O +- O +phase O +immunoassays O +. O + +The O +PDE4A B-GENE +- I-GENE +subfamily I-GENE +- I-GENE +specific I-GENE +linker I-GENE +region I-GENE +LR1 O +, O +which O +joins O +UCR1 O +and O +UCR2 O +, O +is O +encoded O +by O +two O +exons O +, O +whereas O +LR2 O +, O +which O +joins O +UCR2 O +to O +the O +catalytic O +unit O +, O +is O +encoded O +by O +a O +single O +exon O +. O + +Pol32Delta B-GENE +strains O +are O +weak O +antimutators O +and O +are O +defective O +for O +damage O +- O +induced O +mutagenesis O +. O + +At O +the O +same O +time O +, O +the O +results O +indicate O +that O +p53 B-GENE +plays O +a O +defensive O +role O +against O +HBV O +by O +transcriptionally O +repressing O +the O +HBV B-GENE +core I-GENE +promoter I-GENE +through O +liver B-GENE +- I-GENE +specific I-GENE +enhancer I-GENE +II I-GENE +and O +HBx B-GENE +is O +required O +to O +counteract O +this O +inhibitory O +function O +of O +p53 B-GENE +. O + +To O +gain O +insight O +into O +the O +expression O +of O +the O +AtCP1 B-GENE +gene I-GENE +, O +northern O +blot O +analysis O +was O +carried O +out O +. O + +The O +aim O +of O +the O +study O +was O +to O +correlate O +the O +responsiveness O +to O +bronchoprovocation O +with O +methacholine O +in O +subjects O +a O +with O +allergic O +rhinitis O +during O +and O +out O +of O +the O +pollen O +season O +with O +total O +serum O +IgE B-GENE +and O +blood O +eosinophils O +. O + +These O +results O +provide O +the O +first O +demonstration O +that O +an O +SR B-GENE +protein I-GENE +can O +influence O +splicing O +of O +specific O +pre O +- O +mRNAs O +in O +vivo O +. O + +In O +particular O +, O +the O +potential O +for O +prostate O +cancer O +chemoprevention O +using O +nonsteroidal O +anti O +- O +inflammatory O +drugs O +( O +cyclo B-GENE +- I-GENE +oxygenase I-GENE +inhibitors O +; O +NSAIDs O +) O +has O +received O +little O +attention O +. O + +This O +study O +reports O +the O +isolation O +of O +a O +P O +. O +hybrida O +gene O +, O +jaf13 B-GENE +, O +encoding O +a O +basic B-GENE +helix I-GENE +- I-GENE +loop I-GENE +- I-GENE +helix I-GENE +protein I-GENE +that O +, O +on O +the O +basis O +of O +sequence O +homology O +and O +intron O +/ O +exon O +structure O +, O +represents O +the O +P O +. O +hybrida O +orthologue O +of O +the O +Z B-GENE +. I-GENE +mays I-GENE +r I-GENE +genes I-GENE +. O + +During O +the O +past O +4 O +years O +, O +a O +purposeful O +search O +was O +made O +for O +electrocardiograms O +with O +documented O +reversible O +QRS O +changes O +associated O +with O +all O +acute O +injury O +pattern O +. O + +Mutating O +a O +potential O +cleavage O +site O +located O +N O +- O +terminal O +to O +the O +protease O +domain O +, O +Gln2526 O +- O +Asp2527 O +, O +diminished O +processing O +. O + +METHODS O +: O +Millipore O +ultrafiltration O +membranes O +of O +three O +different O +pore O +sizes O +were O +used O +as O +model O +lenticule O +materials O +. O +The O +nominal O +membrane O +pore O +sizes O +were O +0 O +. O +1 O +microm O +, O +0 O +. O +45 O +microm O +, O +and O +3 O +microm O +; O +the O +surface O +roughness O +increased O +in O +the O +same O +order O +The O +membranes O +were O +coated O +with O +a O +thin O +layer O +of O +collagen B-GENE +I I-GENE +and O +implanted O +in O +a O +circular O +pocket O +of O +the O +anterior O +cornea O +of O +adult O +cats O +, O +and O +were O +clinically O +evaluated O +for O +the O +extent O +of O +epithelialization O +and O +the O +persistence O +of O +epithelial O +attachment O +. O + +The O +role O +of O +calcitonin B-GENE +, O +and O +other O +agonists O +which O +activate O +the O +cAMP O +pathway O +, O +in O +regulating O +transcription O +of O +the O +human B-GENE +parathyroid I-GENE +hormone I-GENE +- I-GENE +related I-GENE +protein I-GENE +( O +PTHrP B-GENE +) O +gene O +was O +investigated O +in O +a O +human O +lung O +cancer O +cell O +line O +( O +BEN O +) O +. O + +The O +combination O +of O +Pitx2 B-GENE +and O +another O +homeodomain B-GENE +protein I-GENE +, O +Pit B-GENE +- I-GENE +1 I-GENE +, O +yielded O +a O +synergistic O +55 O +- O +fold O +activation O +of O +the O +prolactin B-GENE +promoter I-GENE +in O +transfection O +assays O +. O + +The O +biochemical O +and O +molecular O +spectrum O +of O +ornithine B-GENE +transcarbamylase I-GENE +deficiency O +. O + +To O +further O +understand O +the O +role O +of O +cis O +- O +acting O +elements O +in O +these O +regulatory O +mechanisms O +, O +we O +have O +characterized O +a O +transcriptional O +promoter O +that O +drives O +germline O +expression O +of O +TCR B-GENE +beta I-GENE +gene I-GENE +segments I-GENE +in O +vivo O +. O + +Our O +results O +suggest O +that O +the O +crucial O +role O +of O +the O +mutations O +activating O +v B-GENE +- I-GENE +erbA I-GENE +as O +an O +oncogene O +is O +to O +' O +freeze O +' O +c B-GENE +- I-GENE +ErbA I-GENE +/ O +TRalpha B-GENE +in O +its O +non O +- O +liganded O +, O +repressive O +conformation O +and O +to O +facilitate O +its O +overexpression O +. O + +In O +this O +study O +, O +we O +describe O +a O +mammalian O +cell O +- O +free O +transcription O +system O +reconstituted O +with O +only O +recombinant O +proteins O +and O +epitope O +- O +tagged O +multiprotein O +complexes O +. O + +This O +repressor O +is O +however O +unlikely O +to O +mediate O +spi B-GENE +2 I-GENE +. I-GENE +3 I-GENE +3 I-GENE +' I-GENE +UTR I-GENE +silencer I-GENE +action O +since O +it O +was O +not O +detected O +in O +rat O +hepatocytes O +. O + +A O +prerequisite O +for O +the O +synthesis O +of O +sialylated O +glycoconjugates O +is O +the O +activated O +sugar O +- O +nucleotide O +cytidine O +5 O +' O +- O +monophosphate O +N O +- O +acetylneuraminic O +acid O +( O +CMP O +- O +Neu5Ac O +) O +, O +which O +provides O +a O +substrate O +for O +Golgi B-GENE +sialyltransferases I-GENE +. O + +Thus O +, O +the O +bovine B-GENE +PEDF I-GENE +cDNA I-GENE +isolated O +here O +codes O +for O +a O +functional O +soluble O +secreted B-GENE +PEDF I-GENE +glycoprotein I-GENE +. O + +We O +found O +sequences O +related O +to O +this O +insertion O +in O +wild O +- O +type O +strains O +of O +N O +. O +crassa O +and O +other O +Neurospora O +species O +. O + +When O +cysteine O +is O +scanned O +through O +the O +helices O +, O +characteristic O +repeating O +patterns O +of O +solvent O +exposure O +and O +burial O +are O +observed O +. O + +Human B-GENE +ULK1 I-GENE +, O +a O +novel O +serine B-GENE +/ I-GENE +threonine I-GENE +kinase I-GENE +related O +to O +UNC B-GENE +- I-GENE +51 I-GENE +kinase I-GENE +of O +Caenorhabditis O +elegans O +: O +cDNA O +cloning O +, O +expression O +, O +and O +chromosomal O +assignment O +. O + +Specifically O +, O +I O +use O +molecular O +markers O +that O +identify O +particular O +neuroectodermal O +domains O +, O +all O +neuroblasts O +or O +individual O +neuroblasts O +, O +to O +show O +that O +in O +DER B-GENE +mutant I-GENE +embryos O +( O +1 O +) O +intermediate O +column O +neuroblasts O +do O +not O +form O +, O +( O +2 O +) O +medial O +column O +neuroblasts O +often O +acquire O +identities O +inappropriate O +for O +their O +position O +, O +while O +( O +3 O +) O +lateral O +neuroblasts O +develop O +normally O +. O + +Cochlear O +microphonic O +potentials O +in O +patients O +with O +vestibular O +schwannomas O +. O + +These O +results O +with O +clozapine O +illustrate O +that O +LI O +is O +sensitive O +to O +antipsychotics O +which O +differ O +in O +their O +mode O +of O +action O +and O +furthermore O +emphasize O +the O +value O +of O +LI O +as O +a O +test O +model O +for O +detecting O +the O +antipsychotic O +potential O +of O +novel O +drugs O +. O + +The O +complement B-GENE +C3a I-GENE +anaphylatoxin I-GENE +receptor I-GENE +( O +C3aR B-GENE +) O +is O +a O +seven B-GENE +- I-GENE +transmembrane I-GENE +G I-GENE +- I-GENE +protein I-GENE +coupled I-GENE +chemoattractant I-GENE +receptor I-GENE +that O +on O +binding O +the O +C3a B-GENE +peptide I-GENE +ligand I-GENE +mediates O +numerous O +cellular O +responses O +, O +including O +histamine O +release O +from O +mast O +cells O +. O +smooth O +muscle O +contraction O +, O +and O +the O +directed O +migration O +of O +eosinophils O +. O + +CONCLUSIONS O +: O +Significant O +elevations O +of O +IL B-GENE +- I-GENE +1alpha I-GENE +and O +IL B-GENE +- I-GENE +1beta I-GENE +occur O +in O +patients O +with O +bacterial O +cystitis O +and O +microscopic O +hematuria O +. O + +Band O +- O +shift O +assays O +were O +performed O +using O +the O +LPS B-GENE +- I-GENE +and I-GENE +IL I-GENE +- I-GENE +1 I-GENE +- I-GENE +responsive I-GENE +element I-GENE +( O +LILRE B-GENE +) O +oligonucleotide O +, O +a O +gamma B-GENE +interferon I-GENE +activation I-GENE +site I-GENE +- I-GENE +like I-GENE +site I-GENE +that O +is O +present O +in O +the O +human B-GENE +IL I-GENE +- I-GENE +1beta I-GENE +promoter I-GENE +. O + +The O +C O +- O +terminal O +region O +contains O +the O +PTP B-GENE +- I-GENE +like I-GENE +domain I-GENE +, O +whereas O +the O +N O +- O +terminal O +region O +shows O +no O +homology O +to O +any O +known O +mammalian O +protein O +. O + +In O +addition O +, O +and O +in O +support O +of O +a O +mediating O +role O +of O +STATs B-GENE +in O +the O +activation O +of O +the O +p21 B-GENE +promoter I-GENE +, O +overexpression O +of O +Stat3 B-GENE +potentiated O +the O +cytokine O +effect O +on O +the O +p21 B-GENE +promoter I-GENE +; O +whereas O +a O +dominant B-GENE +negative I-GENE +Stat3 I-GENE +, O +or O +a O +mutation O +of O +the O +STAT B-GENE +response I-GENE +element I-GENE +on O +the O +promoter O +, O +significantly O +reduced O +the O +cytokine O +effect O +. O + +The O +heterogeneous O +nuclear B-GENE +ribonucleoprotein I-GENE +C I-GENE +protein I-GENE +tetramer I-GENE +binds O +U1 B-GENE +, O +U2 B-GENE +, O +and O +U6 B-GENE +snRNAs I-GENE +through O +its O +high O +affinity O +RNA O +binding O +domain O +( O +the O +bZIP O +- O +like O +motif O +) O +. O + +On O +the O +comparison O +of O +correlated O +proportions O +for O +clustered O +data O +. O + +A O +safe O +and O +simple O +system O +for O +the O +detection O +of O +sudden O +infant O +death O +syndrome O +( O +SIDS O +) O +is O +proposed O +. O + +The O +resulting O +mutants O +were O +coexpressed O +with O +gE B-GENE +in O +the O +vaccinia O +virus O +- O +based O +vTF7 O +- O +3 O +system O +, O +and O +the O +formation O +and O +endoplasmic O +reticulum O +( O +ER O +) O +- O +to O +- O +Golgi O +transport O +of O +the O +hetero O +- O +oligomeric O +complex O +were O +monitored O +. O + +Homozygous O +mutant O +mice O +, O +designated O +Cux B-GENE +/ O +CDPDeltaCR1 B-GENE +, O +display O +a O +phenotype O +characterized O +by O +curly O +vibrissae O +and O +wavy O +hair O +. O + +The O +mutant O +protein O +is O +present O +at O +levels O +slightly O +greater O +than O +wild O +- O +type O +, O +but O +exhibits O +the O +same O +tissue O +distribution O +as O +wild O +- O +type O +protein O +, O +and O +has O +approximately O +normal O +affinity O +for O +known O +target O +sequences O +( O +though O +no O +DNA O +targets O +identified O +to O +date O +require O +the O +first O +cut O +repeat O +for O +binding O +) O +. O + +METHODS O +: O +We O +retrospectively O +reviewed O +242 O +adult O +cadaveric O +renal O +transplant O +recipients O +treated O +between O +11 O +/ O +91 O +and O +5 O +/ O +97 O +. O + +The O +spectrum O +of O +age O +- O +associated O +brain O +abnormalities O +: O +their O +measurement O +and O +histopathological O +correlates O +. O + +Our O +laboratory O +has O +recently O +identified O +two O +phosducin B-GENE +- I-GENE +like I-GENE +orphan I-GENE +proteins I-GENE +( O +PhLOP1 B-GENE +and O +PhLOP2 B-GENE +) O +that O +lack O +the O +ability O +to O +interact O +with O +Gbetagamma B-GENE +. O + +Reverse B-GENE +transcriptase I-GENE +- O +polymerase O +chain O +reaction O +( O +RT B-GENE +- O +PCR O +) O +was O +performed O +using O +eyestalk O +complementary O +DNA O +of O +the O +sand O +shrimp O +Metapenaeus O +ensis O +. O + +In O +contrast O +, O +transcription O +initiating O +from O +opuE B-GENE +P I-GENE +- I-GENE +1 I-GENE +( O +sigma B-GENE +A I-GENE +) O +rose O +in O +proportion O +to O +the O +external O +osmolarity O +and O +was O +maintained O +at O +high O +levels O +. O + +Randomly O +selected O +300 O +children O +aged O +3 O +months O +- O +3 O +yr O +were O +analysed O +over O +a O +period O +of O +one O +year O +for O +estimating O +prevalence O +of O +nutritional O +anaemia O +. O + +In O +insects O +, O +arylalkylamine B-GENE +N I-GENE +- I-GENE +acetyltransferases I-GENE +( O +AANATs B-GENE +) O +have O +been O +implicated O +in O +several O +physiological O +processes O +, O +including O +sclerotization O +, O +inactivation O +of O +certain O +neurotransmitters O +, O +and O +, O +similar O +to O +the O +function O +in O +vertebrates O +, O +catalysis O +of O +the O +rate O +- O +limiting O +step O +in O +melatonin O +biosynthesis O +. O + +These O +results O +establish O +that O +hydroquinones O +lead O +to O +mutagenicity O +and O +carcinogenicity O +. O + +IA O +- O +CT O +with O +cisplatin O +50 O +mg O +and O +doxorubicin O +30 O +mg O +was O +administered O +by O +one O +shot O +method O +in O +bilateral O +internal O +iliac O +arteries O +. O + +Arnt3 B-GENE +mRNA I-GENE +was O +expressed O +in O +brain O +, O +skeletal O +muscle O +, O +13 O +. O +5 O +- O +day O +embryos O +, O +and O +P19 O +cells O +treated O +with O +retinoic O +acid O +. O + +The O +genomic O +structure O +and O +chromosomal O +location O +of O +the O +human B-GENE +TR2 I-GENE +orphan I-GENE +receptor I-GENE +, O +a O +member O +of O +the O +steroid B-GENE +receptor I-GENE +superfamily I-GENE +. O + +Correlation O +of O +skin O +disorders O +with O +CD4 B-GENE +lymphocyte O +counts O +in O +patients O +with O +HIV O +/ O +AIDS O +. O + +E2F B-GENE +- I-GENE +6 I-GENE +shares O +significant O +homology O +with O +E2Fs B-GENE +1 I-GENE +- I-GENE +5 I-GENE +, O +especially O +within O +the O +DNA O +binding O +, O +heterodimerization O +and O +marked O +box O +domains O +. O + +The O +IE13 O +. O +1 O +cell O +line O +was O +able O +to O +complement O +a O +recombinant O +virus O +in O +which O +both O +copies O +of O +the O +IE B-GENE +gene I-GENE +were O +replaced O +by O +insertion O +of O +the O +Escherichia B-GENE +coli I-GENE +lacZ I-GENE +gene I-GENE +. O + +DNase B-GENE +I I-GENE +footprinting O +and O +electrophoretic O +mobility O +shift O +analyses O +revealed O +two O +hepatocyte B-GENE +nuclear I-GENE +factor I-GENE +- I-GENE +1 I-GENE +( O +HNF1 B-GENE +) O +, O +three O +CCAAT B-GENE +/ I-GENE +enhancer I-GENE +- I-GENE +binding I-GENE +protein I-GENE +( O +C B-GENE +/ I-GENE +EBP I-GENE +) O +, O +and O +one O +consensus O +palindromic O +thyroid O +hormone O +response O +elements O +within O +the O +first O +215 O +base O +pairs O +( O +bp O +) O +of O +the O +promoter O +sequence O +of O +rat B-GENE +Std I-GENE +. O + +Thus O +, O +these O +studies O +on O +rat B-GENE +Std I-GENE +promoter I-GENE +function O +indicate O +that O +( O +i O +) O +HNF1 B-GENE +and O +C B-GENE +/ I-GENE +EBP I-GENE +are O +responsible O +for O +liver O +specificity O +of O +the O +rat B-GENE +Std I-GENE +gene I-GENE +; O +( O +ii O +) O +androgenic O +repression O +of O +the O +gene O +requires O +the O +presence O +of O +all O +of O +the O +OCT B-GENE +- I-GENE +1 I-GENE +and O +C B-GENE +/ I-GENE +EBP I-GENE +elements I-GENE +between O +positions O +- O +231 O +and O +- O +292 O +; O +and O +( O +iii O +) O +AR B-GENE +may O +exert O +its O +negative O +regulatory O +effect O +indirectly O +through O +transcriptional O +interference O +of O +OCT B-GENE +- I-GENE +1 I-GENE +and O +C B-GENE +/ I-GENE +EBP I-GENE +rather O +than O +through O +a O +direct O +DNA B-GENE +- I-GENE +AR I-GENE +interaction O +. O + +Purified O +Hsk1 B-GENE +phosphorylates O +the O +Cdc19 B-GENE +( O +Mcm2 B-GENE +) O +subunit O +of O +the O +six B-GENE +- I-GENE +member I-GENE +minichromosome I-GENE +maintenance I-GENE +protein I-GENE +complex I-GENE +purified O +from O +fission O +yeast O +. O + +The O +yeast B-GENE +MMS2 I-GENE +gene I-GENE +was O +cloned O +by O +its O +ability O +to O +complement O +the O +methyl O +methanesulfonate O +sensitivity O +of O +the O +mms2 B-GENE +- I-GENE +1 I-GENE +mutant I-GENE +and O +was O +later O +shown O +to O +be O +involved O +in O +DNA O +post O +- O +replication O +repair O +. O + +Expression O +of O +the O +human B-GENE +papillomavirus I-GENE +type I-GENE +11 I-GENE +E5A I-GENE +protein I-GENE +from O +the O +E1E4 B-GENE +, I-GENE +E5 I-GENE +transcript I-GENE +. O + +Anesthesia O +with O +M O +/ O +K O +was O +reversed O +after O +41 O +. O +6 O +min O +of O +immobilization O +with O +atipamezole O +. O + +There O +was O +no O +evident O +inciting O +agent O +of O +the O +disease O +. O + +MK O +- O +801 O +administration O +resulted O +in O +a O +biphasic O +response O +in O +seizure O +latency O +. O + +In O +contrast O +, O +the O +distribution O +of O +endocytic O +markers O +is O +not O +affected O +. O + +Toxicity O +during O +the O +therapeutic O +period O +was O +not O +significant O +in O +the O +study O +group O +compared O +with O +the O +historical O +control O +, O +treated O +with O +the O +same O +regimen O +without O +G B-GENE +- I-GENE +CSF I-GENE +. O + +Both O +methods O +were O +employed O +for O +various O +focal O +- O +film O +distances O +, O +image O +intensifier O +tube O +modes O +and O +laser O +printer O +formats O +. O + +The O +effect O +of O +Rho B-GENE +on O +AP B-GENE +- I-GENE +1 I-GENE +is O +independent O +of O +the O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +pathway O +, O +as O +a O +dominant B-GENE +- I-GENE +negative I-GENE +MEK I-GENE +and O +a O +MEK B-GENE +inhibitor O +( O +PD98059 O +) O +did O +not O +affect O +Rho B-GENE +- O +induced O +AP B-GENE +- I-GENE +1 I-GENE +activity O +. O + +Site O +- O +directed O +mutagenesis O +of O +residues O +in O +this O +domain O +( O +R82A O +, O +K85A O +, O +K88A O +, O +and O +V89A O +) O +resulted O +in O +proteins O +which O +failed O +to O +transactivate O +from O +the O +HTLV B-GENE +- I-GENE +1 I-GENE +LTR I-GENE +in O +vivo O +. O + +Mutations O +within O +the O +C O +terminus O +of O +c B-GENE +- I-GENE +fos I-GENE +at O +serine O +residues O +that O +are O +phosphorylation O +targets O +for O +growth O +factors O +and O +MAP B-GENE +kinase I-GENE +completely O +abrogate O +transactivation O +and O +block O +potentiation O +by O +MAP B-GENE +kinase I-GENE +. O + +In O +the O +former O +cells O +, O +ets B-GENE +- I-GENE +2 I-GENE +was O +a O +CSF B-GENE +- I-GENE +1 I-GENE +immediate O +- O +early O +response O +gene O +, O +and O +phosphorylated O +ets B-GENE +- I-GENE +2 I-GENE +was O +detected O +after O +2 O +to O +4 O +h O +, O +coincident O +with O +expression O +of O +ets B-GENE +- I-GENE +2 I-GENE +protein I-GENE +. O + +Persistent O +activation O +of O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinases I-GENE +p42 I-GENE +and O +p44 B-GENE +and O +ets B-GENE +- I-GENE +2 I-GENE +phosphorylation O +in O +response O +to O +colony B-GENE +- I-GENE +stimulating I-GENE +factor I-GENE +1 I-GENE +/ O +c B-GENE +- I-GENE +fms I-GENE +signaling O +. O + +Identification O +of O +a O +proline O +- O +rich O +sequence O +in O +the O +CD2 B-GENE +cytoplasmic I-GENE +domain I-GENE +critical O +for O +regulation O +of O +integrin B-GENE +- O +mediated O +adhesion O +and O +activation O +of O +phosphoinositide B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +. O + +Vam7p B-GENE +, O +a O +SNAP B-GENE +- I-GENE +25 I-GENE +- I-GENE +like I-GENE +molecule I-GENE +, O +and O +Vam3p B-GENE +, O +a O +syntaxin B-GENE +homolog I-GENE +, O +function O +together O +in O +yeast O +vacuolar O +protein O +trafficking O +. O + +We O +have O +tested O +this O +possibility O +by O +constructing O +a O +consecutive O +series O +of O +cysteine O +substitutions O +in O +the O +Neu B-GENE +juxtamembrane I-GENE +domain I-GENE +in O +order O +to O +force O +dimerization O +along O +a O +series O +of O +interreceptor O +faces O +. O + +It O +has O +been O +demonstrated O +previously O +that O +Pax B-GENE +- I-GENE +6 I-GENE +, O +a O +paired B-GENE +domain I-GENE +( O +PD B-GENE +) O +/ O +homeodomain B-GENE +( O +HD B-GENE +) O +transcription O +factor O +critical O +for O +eye O +development O +, O +contributes O +to O +the O +activation O +of O +the O +alphaB B-GENE +- I-GENE +, I-GENE +alphaA I-GENE +- I-GENE +, I-GENE +delta1 I-GENE +- I-GENE +, I-GENE +and I-GENE +zeta I-GENE +- I-GENE +crystallin I-GENE +genes O +in O +the O +lens O +. O + +Tctex B-GENE +- I-GENE +1 I-GENE +binding O +required O +the O +first O +19 O +amino O +acids O +of O +Fyn B-GENE +and O +integrity O +of O +two O +lysine O +residues O +within O +this O +sequence O +that O +were O +previously O +shown O +to O +be O +important O +for O +Fyn B-GENE +interactions O +with O +the O +immunoreceptor O +tyrosine O +- O +based O +activation O +motifs O +( O +ITAMs O +) O +of O +lymphocyte B-GENE +Ag I-GENE +receptors I-GENE +. O + +The O +prothrombin B-GENE +gene I-GENE +G20210A I-GENE +mutation I-GENE +is O +not O +found O +among O +Japanese O +patients O +with O +deep O +vein O +thrombosis O +and O +healthy O +individuals O +. O + +In O +the O +studies O +described O +in O +this O +report O +, O +we O +have O +investigated O +the O +signaling O +pathway O +( O +s O +) O +that O +are O +responsible O +for O +CREB B-GENE +activation O +in O +normal O +T O +cells O +. O + +Respondents O +who O +lived O +with O +a O +spouse O +/ O +partner O +only O +were O +less O +likely O +to O +have O +an O +unfavorable O +BMI O +status O +than O +people O +in O +the O +other O +two O +groups O +. O + +Isolation O +of O +a O +novel O +TP53 B-GENE +target I-GENE +gene I-GENE +from O +a O +colon O +cancer O +cell O +line O +carrying O +a O +highly O +regulated O +wild B-GENE +- I-GENE +type I-GENE +TP53 I-GENE +expression O +system O +. O + +Overexpression O +of O +MDR1 B-GENE +has O +been O +demonstrated O +in O +many O +cancers O +, O +both O +in O +patient O +tumors O +and O +in O +cell O +lines O +selected O +with O +a O +variety O +of O +chemotherapeutic O +agents O +. O + +Cytogenetic O +and O +molecular O +characterization O +of O +random O +chromosomal O +rearrangements O +activating O +the O +drug O +resistance O +gene O +, O +MDR1 B-GENE +/ O +P B-GENE +- I-GENE +glycoprotein I-GENE +, O +in O +drug O +- O +selected O +cell O +lines O +and O +patients O +with O +drug O +refractory O +ALL O +. O + +BACKGROUND O +: O +It O +is O +generally O +accepted O +that O +smoking O +increases O +blood O +pressure O +and O +inhibits O +muscle O +sympathetic O +nerve O +activity O +( O +SNA O +) O +. O + +When O +the O +blood O +pressure O +increase O +in O +response O +to O +smoking O +was O +blunted O +by O +nitroprusside O +infusion O +, O +there O +was O +a O +striking O +increase O +in O +muscle O +SNA O +. O + +After O +that O +report O +, O +carboxypeptidase B-GENE +D I-GENE +( O +CPD B-GENE +) O +was O +subsequently O +purified O +from O +bovine O +pituitary O +and O +characterized O +as O +a O +novel O +carboxypeptidase B-GENE +E I-GENE +( O +CPE B-GENE +) O +- O +like O +enzyme O +, O +with O +many O +characteristics O +in O +common O +with O +duck O +gp180 B-GENE +( O +Song O +, O +L O +. O +, O +Fricker O +, O +L O +. O +D O +. O +, O +1995 O +. O + +RA O +- O +treatment O +of O +these O +transfectants O +induced O +morphologic O +and O +immunophenotypic O +maturation O +, O +changes O +in O +RA O +- O +regulated O +genes O +, O +and O +a O +G1 O +cell O +cycle O +arrest O +in O +a O +manner O +similar O +to O +parental O +NT2 O +/ O +D1 O +cells O +. O + +The O +histopathology O +and O +neovascularization O +did O +not O +appreciably O +differ O +between O +xenograft O +tumors O +derived O +from O +FGF4 B-GENE +over O +- O +expressing O +versus O +control O +transfectants O +. O + +For O +smaller O +vessels O +up O +to O +a O +diameter O +of O +0 O +. O +5 O +mm O +, O +treatments O +at O +16 O +and O +18 O +J O +/ O +cm2 O +showed O +good O +results O +in O +60 O +and O +82 O +% O +respectively O +; O +for O +vessels O +up O +to O +1 O +mm O +in O +27 O +and O +33 O +% O +. O + +RXR B-GENE +- I-GENE +gamma I-GENE +expression O +produced O +significant O +reduction O +in O +levels O +of O +RA O +- O +responsive O +genes O +including O +the O +cyclin B-GENE +- I-GENE +dependent I-GENE +kinase I-GENE +inhibitors O +p21Cip1 B-GENE +/ O +WAF1 B-GENE +and O +p27Kip1 B-GENE +, O +resulting O +in O +increased O +cdc2 B-GENE +and O +cdk2 B-GENE +kinase I-GENE +activity O +and O +RB B-GENE +phosphorylation O +. O + +Generally O +ILC O +and O +ILVF O +values O +decreased O +with O +increasing O +exposure O +time O +with O +rate O +constants O +ranging O +from O +0 O +. O +03 O +to O +0 O +. O +33 O +day O +- O +1 O +( O +wet O +and O +lipid O +weight O +) O +for O +ILC O +and O +0 O +. O +03 O +to O +0 O +. O +31 O +day O +- O +1 O +for O +ILVF O +. O + +These O +sequence O +analyses O +suggest O +that O +xIRS B-GENE +- I-GENE +u I-GENE +is O +a O +novel O +member O +of O +the O +IRS B-GENE +family I-GENE +rather O +than O +a O +Xenopus O +homolog O +of O +an O +existing O +member O +. O + +The O +present O +study O +sought O +to O +develop O +an O +equation O +to O +estimate O +VO2peak O +in O +peripheral O +arterial O +occlusive O +disease O +( O +PAOD O +) O +patients O +with O +intermittent O +claudication O +and O +to O +determine O +independent O +predictors O +of O +VO2peak O +in O +this O +population O +. O + +The O +Abbreviated O +Injury O +Scale O +( O +AIS O +) O +, O +Injury O +Severity O +Scale O +and O +TRISS O +methodology O +comprise O +a O +mathematically O +sound O +system O +for O +the O +analysis O +of O +injuries O +and O +injured O +patients O +. O + +This O +hypothesis O +was O +tested O +by O +introducing O +mutations O +at O +each O +of O +the O +three O +histidine O +pairs O +, O +the O +H382 O +- O +X2 O +- O +H385 O +pair O +, O +the O +H411 O +- O +X2 O +- O +H414 O +pair O +and O +the O +H430 O +- O +X5 O +- O +H436 O +pair O +, O +which O +constitute O +the O +histidine O +- O +rich O +region O +near O +the O +C O +terminus O +of O +gp17 B-GENE +. O + +Using O +backcross O +analysis O +, O +both O +exons O +1 O +and O +4 O +mapped O +to O +a O +proximal O +region O +of O +murine O +Chromosome O +4 O +indistinguishable O +from O +the O +vacillans B-GENE +gene I-GENE +. O + +Seventy O +- O +five O +percent O +of O +children O +who O +received O +a O +second O +transplant O +for O +HCV O +hepatitis O +had O +early O +histologic O +recurrence O +that O +led O +to O +liver O +failure O +and O +death O +. O + +However O +, O +both O +TPN O +groups O +showed O +a O +marked O +increase O +in O +activities O +of O +liver O +lysosomal B-GENE +enzymes I-GENE +. O + +Regulation O +of O +embryonic O +growth O +and O +lysosomal O +targeting O +by O +the O +imprinted O +Igf2 B-GENE +/ O +Mpr B-GENE +gene O +. O + +Furthermore O +, O +early O +- O +and O +late O +- O +firing O +origins O +differ O +not O +in O +the O +timing O +of O +their O +recruitment O +of O +an O +Mcm B-GENE +protein I-GENE +, O +but O +in O +the O +timing O +of O +RPA B-GENE +' I-GENE +s I-GENE +recruitment O +. O + +Thus O +, O +in O +the O +presence O +of O +active B-GENE +S I-GENE +- I-GENE +CDKs I-GENE +and O +Dbf4 B-GENE +/ O +Cdc7 B-GENE +, O +Mcms B-GENE +may O +open O +origins O +and O +thereby O +facilitate O +the O +loading O +of O +RPA B-GENE +. O + +Tyrosine O +phosphorylated O +STATs B-GENE +dimerize O +and O +translocate O +into O +the O +nucleus O +to O +activate O +specific O +genes O +. O + +Nonsynonymous O +substitution O +in O +abalone O +sperm O +fertilization O +genes O +exceeds O +substitution O +in O +introns O +and O +mitochondrial O +DNA O +. O + +Gel O +retardation O +assays O +detected O +ZiaR B-GENE +- O +dependent O +complexes O +forming O +with O +the O +zia B-GENE +operator I-GENE +- I-GENE +promoter I-GENE +and O +ZiaR B-GENE +- O +DNA O +binding O +was O +enhanced O +by O +treatment O +with O +a O +metal O +- O +chelator O +in O +vitro O +. O + +CONCLUSION O +: O +Although O +quantitative O +and O +qualitative O +criteria O +for O +diagnosing O +fatty O +liver O +on O +helical O +CT O +can O +be O +determined O +, O +they O +are O +protocol O +- O +specific O +. O + +The O +PC O +- O +based O +RTPS O +is O +designed O +to O +run O +in O +the O +Microsoft O +Windows O +3 O +. O +11 O +environment O +( O +and O +later O +versions O +) O +, O +for O +computers O +equipped O +with O +486 O +or O +Pentium O +processors O +. O + +Alternatively O +, O +the O +similarity O +in O +apparent O +regulatory O +action O +of O +the O +genes O +may O +indicate O +allelic O +differences O +wherein O +the O +IS1112C B-GENE +Rf3 B-GENE +allele I-GENE +may O +differ O +from O +alleles O +of O +maintainer O +lines O +by O +the O +capability O +to O +regulate O +both O +orf107 B-GENE +and O +urf209 B-GENE +processing O +activities O +. O + +JCAHO O +revised O +interpretation O + +A O +human O +SPT3 B-GENE +- O +TAFII31 B-GENE +- O +GCN5 B-GENE +- O +L B-GENE +acetylase I-GENE +complex O +distinct O +from O +transcription B-GENE +factor I-GENE +IID I-GENE +. O + +Oleate O +induced O +steady O +- O +state O +levels O +of O +M B-GENE +- I-GENE +CPT I-GENE +I I-GENE +mRNA I-GENE +4 O +. O +5 O +- O +fold O +. O + +Mapping O +of O +the O +DNA O +binding O +domain O +of O +the O +copper O +- O +responsive O +transcription O +factor O +Mac1 B-GENE +from I-GENE +Saccharomyces I-GENE +cerevisiae I-GENE +. O + +A O +further O +mechanism O +increasing O +specific O +activation O +was O +cooperation O +of O +receptors O +at O +multiple O +and O +weak O +HREs O +, O +which O +was O +accentuated O +in O +the O +presence O +of O +both O +the O +AR B-GENE +N O +terminus O +and O +ligand O +binding O +domain O +. O + +Previously O +, O +we O +characterized O +a O +DNA O +- O +binding O +protein O +, O +HS2NF5 B-GENE +, O +that O +bound O +tightly O +to O +a O +conserved O +region O +within O +hypersensitive O +site O +2 O +( O +HS2 O +) O +of O +the O +human B-GENE +beta I-GENE +- I-GENE +globin I-GENE +locus I-GENE +control I-GENE +region I-GENE +( O +LCR O +) O +( O +Lam O +, O +L O +. O + +The O +CBF1 B-GENE +site I-GENE +within O +HS2 O +resides O +near O +sites O +for O +hematopoietic O +regulators O +such O +as O +GATA B-GENE +- I-GENE +1 I-GENE +, O +NF B-GENE +- I-GENE +E2 I-GENE +, O +and O +TAL1 B-GENE +. O + +The O +rat B-GENE +branched I-GENE +- I-GENE +chain I-GENE +- I-GENE +2 I-GENE +- I-GENE +oxo I-GENE +- I-GENE +acid I-GENE +dehydrogenase I-GENE +( I-GENE +BCOD I-GENE +) I-GENE +kinase I-GENE +mRNA I-GENE +is O +transcribed O +from O +a O +TATA O +- O +less O +promoter O +that O +has O +GC O +- O +rich O +sequences O +and O +two O +putative O +Sp1 B-GENE +binding I-GENE +sites I-GENE +near O +the O +transcription O +start O +site O +. O + +Co O +- O +transfection O +of O +the O +Sp1 B-GENE +expression O +plasmid O +and O +the O +- O +58 O +promoter O +construct O +into O +Drosophila O +Schneider O +cells O +revealed O +that O +Sp1 B-GENE +contributed O +to O +the O +kinase O +basal O +promoter O +activity O +by O +binding O +to O +the O +non O +- O +consensus O +site O +in O +the O +- O +58 O +region O +. O + +Until O +such O +investigations O +are O +performed O +, O +we O +conclude O +that O +the O +role O +for O +adjuvant O +treatment O +is O +questionable O +and O +that O +TME O +surgery O +is O +preferred O +as O +the O +treatment O +option O +for O +Stage O +T1 O +- O +T3 O +rectal O +cancers O +. O + +Likewise O +, O +at O +150 O +degrees O +C O +with O +2 O +% O +APS O +the O +surface O +density O +of O +NH2 O +groups O +reached O +a O +maximum O +at O +24 O +hr O +and O +remained O +relatively O +constant O +up O +to O +96 O +hr O +. O + +Taken O +together O +, O +these O +results O +suggest O +that O +the O +cooperation O +of O +transcription B-GENE +factors I-GENE +NF I-GENE +- I-GENE +kappaB I-GENE +and O +AP B-GENE +- I-GENE +1 I-GENE +is O +essential O +for O +transactivation O +of O +IL B-GENE +- I-GENE +8 I-GENE +gene I-GENE +by O +HTLV B-GENE +- I-GENE +I I-GENE +Tax I-GENE +. O + +This O +study O +examines O +the O +cooperative O +effects O +of O +a O +human O +estrogen B-GENE +receptor I-GENE +- I-GENE +alpha I-GENE +( O +ERalpha B-GENE +) O +isoform O +on O +estrogen O +( O +E2 O +) O +- O +mediated O +gene O +activation O +in O +U2 O +- O +OS O +osteosarcoma O +cells O +. O + +Transfection O +of O +increasing O +amounts O +of O +delta5ERalpha B-GENE +expression O +vector O +into O +[ O +ERalpha B-GENE ++ O +] O +OS O +cells O +resulted O +in O +potentiation O +of O +E2 O +- O +stimulated O +ERELuc B-GENE +activity O +in O +a O +synergistic O +, O +dose O +- O +dependent O +manner O +. O + +Studies O +using O +the O +yeast O +two O +- O +hybrid O +system O +also O +did O +not O +provide O +evidence O +for O +the O +formation O +of O +a O +VDR B-GENE +- O +TR B-GENE +protein O +- O +protein O +interaction O +. O + +We O +did O +not O +observe O +any O +changes O +in O +Bcl B-GENE +- I-GENE +2 I-GENE +or O +Bcl B-GENE +- I-GENE +2 I-GENE +- I-GENE +related I-GENE +proteins I-GENE +( O +Bcl B-GENE +- I-GENE +x I-GENE +, O +Bax B-GENE +, O +and O +Bad B-GENE +) O +in O +control O +or O +KCREB B-GENE +- O +transfected O +cells O +before O +or O +after O +treatment O +with O +Tg O +. O + +Tyrosine O +112 O +of O +latent B-GENE +membrane I-GENE +protein I-GENE +2A I-GENE +is O +essential O +for O +protein B-GENE +tyrosine I-GENE +kinase I-GENE +loading O +and O +regulation O +of O +Epstein O +- O +Barr O +virus O +latency O +. O + +To O +improve O +test O +efficiency O +, O +we O +modified O +our O +previously O +introduced O +contrast O +/ O +color O +card O +test O +by O +including O +a O +patterned O +test O +stimulus O +and O +reducing O +the O +number O +of O +stimuli O +in O +both O +experimental O +phases O +. O + +The O +defect O +in O +these O +proteins O +was O +also O +uniformly O +suppressed O +by O +either O +Mn2 O ++ O +, O +or O +the O +Mu B-GENE +B I-GENE +protein I-GENE +in O +the O +presence O +of O +ATP O +and O +target O +DNA O +. O + +Using O +homology O +cloning O +techniques O +, O +we O +identified O +a O +mouse O +homologue O +of O +E B-GENE +( I-GENE +Pc I-GENE +) I-GENE +, O +termed O +Epc1 B-GENE +, O +a O +yeast O +protein O +that O +we O +name O +EPL1 B-GENE +, O +and O +as O +well O +as O +additional O +ESTs O +from O +Caenorhabditis O +elegans O +, O +mice O +and O +humans O +. O + +Second O +, O +the O +wild B-GENE +- I-GENE +type I-GENE +m8 I-GENE +3 I-GENE +' I-GENE +UTR I-GENE +strongly O +reduces O +accumulation O +of O +heterologous O +transcripts O +in O +vivo O +, O +an O +activity O +that O +requires O +its O +K O +box O +sequences O +. O + +In O +particular O +, O +unc B-GENE +- I-GENE +86 I-GENE +encodes O +a O +POU B-GENE +- I-GENE +type I-GENE +homeodomain I-GENE +protein I-GENE +needed O +for O +the O +production O +of O +the O +touch O +cells O +, O +while O +mec B-GENE +- I-GENE +3 I-GENE +encodes O +a O +LIM B-GENE +- I-GENE +type I-GENE +homeodomain I-GENE +protein I-GENE +needed O +for O +the O +differentiation O +of O +the O +touch O +cells O +. O + +During O +the O +2h O +resuscitation O +period O +, O +extracellular O +aspartate O +and O +glutamate O +concentrations O +in O +the O +cerebral O +striatum O +were O +higher O +during O +hypoxaemic O +resuscitation O +( O +p O += O +0 O +. O +044 O +and O +p O += O +0 O +. O +055 O +, O +respectively O +) O +than O +during O +resuscitation O +with O +21 O +% O +O2 O +or O +100 O +% O +O2 O +, O +suggesting O +an O +unfavourable O +accumulation O +of O +potent O +excitotoxins O +during O +hypoxaemic O +resuscitation O +. O + +Furthermore O +, O +phosphatidylinositol O +( O +3 O +, O +4 O +, O +5 O +) O +trisphosphate O +specifically O +stimulates O +the O +activity O +of O +ILK B-GENE +in O +vitro O +, O +and O +in O +addition O +, O +membrane O +targetted O +constitutively O +active O +Pi B-GENE +( I-GENE +3 I-GENE +) I-GENE +K I-GENE +activates O +ILK B-GENE +in O +vivo O +. O + +Transfection O +and O +in O +vitro O +binding O +studies O +identified O +within O +HEFT1 B-GENE +a I-GENE +promoter I-GENE +whose O +basal O +activity O +required O +a O +GC O +box O +activated O +by O +Sp1 B-GENE +or O +Sp3 B-GENE +. O + +Plasma O +was O +tested O +before O +and O +after O +( O +14 O ++ O +/ O +- O +7 O +. O +5 O +[ O +SD O +] O +days O +) O +surgery O +for O +IgG B-GENE +antibodies I-GENE +to O +the O +complex O +of O +heparin B-GENE +/ I-GENE +platelet I-GENE +factor I-GENE +4 I-GENE +, O +using O +a O +standardized O +, O +validated O +enzyme O +- O +linked O +immunosorbent O +assay O +( O +ELISA O +) O +. O + +The O +FAS B-GENE +promoter I-GENE +was O +up O +- O +regulated O +by O +insulin B-GENE +through O +the O +proximal O +insulin B-GENE +response I-GENE +sequence I-GENE +containing O +an O +E O +- O +box O +motif O +at O +the O +- O +65 O +- O +base O +pair O +position O +. O + +The O +effect O +of O +independent O +predictors O +on O +survival O +was O +examined O +in O +a O +Cox O +regression O +model O +with O +adjustment O +for O +existing O +illnesses O +. O + +Effects O +of O +rhG B-GENE +- I-GENE +CSF I-GENE +on O +neutrophil O +functions O +and O +survival O +in O +sepsis O +induced O +diabetic O +rats O +. O + +OBJECTIVE O +: O +The O +purpose O +of O +this O +article O +is O +to O +review O +balance O +instruments O +developed O +within O +the O +past O +10 O +years O +that O +can O +be O +used O +in O +the O +clinic O +or O +home O +environment O +. O + +CASE O +REPORT O +: O +We O +observed O +a O +congenital O +skin O +defect O +located O +exclusively O +on O +the O +trunk O +. O + +Anastrozole O +is O +the O +first O +aromatase B-GENE +inhibitor O +to O +show O +a O +significant O +survival O +advantage O +over O +megestrol O +acetate O +in O +post O +- O +menopausal O +women O +with O +advanced O +breast O +cancer O +. O + +W O +. O + +Moritta O +) O +and O +contains O +Bis O +- O +GMA O +. O + +Mutation O +of O +either O +the O +AP B-GENE +- I-GENE +1 I-GENE +or O +the O +ets B-GENE +component O +of O +this O +site O +also O +prevented O +promoter O +activity O +in O +SMCs O +. O + +ANIMALS O +: O +Fifty O +dogs O +with O +naturally O +developing O +DM O +. 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O + +The O +primers O +were O +degenerate O +sets O +of O +oligonucleotides O +derived O +from O +known O +amino O +acid O +sequences O +of O +the O +PBAN B-GENE +precursor I-GENE +. O + +Plants O +transformed O +with O +the O +35S B-GENE +- O +1 B-GENE +- I-GENE +sst I-GENE +construct O +accumulated O +the O +oligofructans O +1 O +- O +kestose O +( O +GF2 O +) O +, O +1 O +, O +1 O +- O +nystose O +( O +GF3 O +) O +and O +1 O +, O +1 O +, O +1 O +- O +fructosylnystose O +( O +GF4 O +) O +. O + +Based O +on O +the O +comparison O +of O +the O +predicted O +amino O +acid O +sequences O +of O +1 B-GENE +- I-GENE +sst I-GENE +and O +1 B-GENE +- I-GENE +fft I-GENE +with O +those O +of O +other O +plant O +fructosyl B-GENE +transferase I-GENE +genes I-GENE +, O +we O +postulate O +that O +both O +plant O +fructan B-GENE +genes I-GENE +have O +evolved O +from O +plant O +invertase B-GENE +genes O +. O + +However O +, O +ICK1 B-GENE +was O +induced O +by O +ABA O +, O +and O +along O +with O +ICK1 B-GENE +induction O +there O +was O +a O +decrease O +in O +Cdc2 B-GENE +- I-GENE +like I-GENE +histone B-GENE +H1 I-GENE +kinase I-GENE +activity O +. O + +Here O +, O +we O +report O +that O +swa5 B-GENE +- I-GENE +1 I-GENE +is O +a O +new O +temperature O +- O +sensitive O +allele O +of O +the O +clathrin B-GENE +heavy I-GENE +chain I-GENE +gene I-GENE +( O +chc1 B-GENE +- I-GENE +5 I-GENE +) O +, O +which O +carries O +a O +frameshift O +mutation O +near O +the O +3 O +' O +end O +of O +the O +CHC1 B-GENE +open O +reading O +frame O +. O + +We O +have O +determined O +the O +molecular O +lesions O +of O +nine O +Scm B-GENE +mutant I-GENE +alleles I-GENE +, O +which O +identify O +functional O +requirements O +for O +specific O +domains O +. O + +Intriguingly O +, O +three O +hypomorphic O +Scm B-GENE +mutations O +, O +which O +map O +within O +an O +mbt B-GENE +repeat I-GENE +, O +interact O +with O +PcG B-GENE +mutations I-GENE +more O +strongly O +than O +do O +Scm B-GENE +null O +alleles O +. O + +Northern O +analysis O +revealed O +no O +detectable O +expression O +of O +the O +transcript O +in O +diapause O +- O +or O +nondiapause O +- O +programmed O +wandering O +larvae O +, O +and O +only O +trace O +expression O +in O +nondiapausing O +pupae O +. O + +Besides O +the O +characterization O +and O +discussion O +of O +the O +experimental O +setup O +used O +, O +the O +rate O +constants O +obtained O +are O +discussed O +and O +compared O +with O +estimated O +values O +. 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O +0 O +- O +mmol O +/ O +L O +( O +40 O +mg O +/ O +dL O +) O +higher O +plasma O +cholesterol O +level O +; O +1 O +. O +99 O +and O +1 O +. O +91 O +, O +respectively O +, O +for O +smokers O +vs O +nonsmokers O +; O +and O +1 O +. O +83 O +and O +1 O +. O +33 O +, O +respectively O +, O +with O +4 O +kg O +/ O +m2 O +higher O +body O +mass O +index O +. 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O + +16 O +subjects O +were O +repatch O +tested O +to O +ethylmercury O +chloride O +( O +EtHgCl O +) O +and O +to O +solutions O +containing O +EtHgCl O +mixed O +with O +L O +- O +cysteine O +and O +glutathione O +, O +respectively O +. O + +The O +carboxyl O +- O +terminal O +portion O +of O +UKLF B-GENE +contains O +three O +zinc O +fingers O +of O +the O +Cys2 O +- O +His2 O +type O +and O +binds O +in O +vitro O +to O +the O +CACCC O +motif O +of O +the O +beta B-GENE +- I-GENE +globin I-GENE +promoter I-GENE +and O +to O +the O +Sp1 B-GENE +recognition I-GENE +sequence I-GENE +. O + +We O +have O +recently O +identified O +a O +mouse O +enzyme O +termed O +gamma B-GENE +- I-GENE +glutamyl I-GENE +leukotrienase I-GENE +( O +GGL B-GENE +) O +that O +converts O +leukotriene O +C4 O +( O +LTC4 O +) O +to O +leukotriene O +D4 O +( O +LTD4 O +) O +. O + +UGA O +codon O +position O +affects O +the O +efficiency O +of O +selenocysteine O +incorporation O +into O +glutathione B-GENE +peroxidase I-GENE +- I-GENE +1 I-GENE +. O + +Forskolin O +significantly O +enhanced O +heregulin B-GENE +- O +stimulated O +expression O +of O +cyclin B-GENE +D I-GENE +and O +phosphorylation O +of O +the O +retinoblastoma B-GENE +gene I-GENE +product I-GENE +. O + +The O +ARF B-GENE +promoter I-GENE +was O +also O +found O +to O +be O +highly O +responsive O +to O +E2F1 B-GENE +expression O +, O +in O +keeping O +with O +previous O +results O +at O +the O +RNA O +level O +. O + +Observers O +with O +brain O +injury O +and O +control O +participants O +performed O +a O +vigilance O +task O +during O +which O +they O +received O +periodic O +whiffs O +of O +unscented O +air O +or O +air O +scented O +with O +peppermint O +. O + +A O +simple O +analytical O +method O +for O +l O +- O +menthol O +by O +high O +- O +performance O +liquid O +chromatography O +with O +a O +polarized O +photometric O +detector O +was O +established O +. O + +After O +measuring O +baseline O +Vmca O +at O +a O +partial O +pressure O +of O +carbon O +dioxide O +in O +arterial O +blood O +( O +PaCO2 O +) O +of O +37 O +. O +7 O ++ O +/ O +- O +4 O +. O +5 O +mmHg O +( O +mean O ++ O +/ O +- O +SD O +) O +, O +measurements O +were O +repeated O +at O +a O +PaCO O +of O +44 O +. O +2 O ++ O +/ O +- O +3 O +. O +8 O +mmHg O +, O +and O +the O +carbon O +dioxide O +reactivity O +( O +absolute O +value O +: O +cm O +x O +s O +( O +- O +1 O +) O +x O +mmHg O +( O +- O +1 O +) O +; O +relative O +value O +: O +percentage O +of O +baseline O +Vmca O +/ O +mmHg O +) O +was O +calculated O +. O + +Multivariate O +Cox O +survival O +analysis O +identified O +baseline O +EF O +< O +or O += O +30 O +% O +, O +presence O +of O +significant O +mitral O +regurgitation O +( O +> O +2 O ++ O +) O +before O +ablation O +, O +and O +failure O +to O +exhibit O +improved O +cardiac O +performance O +by O +1 O +month O +after O +ablation O +as O +the O +only O +independent O +predictors O +of O +death O +. O + +We O +have O +developed O +a O +new O +method O +for O +estimation O +of O +regional O +CBF O +( O +rCBF O +) O +and O +cerebrovascular O +reserve O +capacity O +on O +a O +pixel O +- O +by O +- O +pixel O +basis O +by O +means O +of O +dynamic O +magnetic O +resonance O +imaging O +( O +MRI O +) O +. O + +Cost O +- O +effectiveness O +analysis O +provides O +a O +rational O +means O +of O +allocating O +limited O +health O +care O +resources O +by O +allowing O +the O +comparison O +of O +the O +costs O +of O +lipid O +- O +lowering O +therapy O +, O +in O +particular O +, O +therapy O +with O +beta B-GENE +- I-GENE +hydroxy I-GENE +- I-GENE +beta I-GENE +- I-GENE +methylglutaryl I-GENE +- I-GENE +CoA I-GENE +( I-GENE +coenzyme I-GENE +A I-GENE +) I-GENE +reductase I-GENE +inhibitors O +( O +statins O +) O +, O +with O +the O +costs O +of O +atherosclerosis O +that O +could O +be O +prevented O +by O +lowering O +cholesterol O +. O + +Although O +E2FBP1 B-GENE +lacks O +the O +transactivation O +domain O +, O +it O +stimulates O +E2F B-GENE +site O +- O +dependent O +transcription O +in O +cooperation O +with O +E2F B-GENE +- I-GENE +1 I-GENE +. O + +Analysis O +of O +Msy2 B-GENE +mRNA I-GENE +expression O +in O +prepubertal O +and O +adult O +mouse O +testes O +, O +and O +in O +isolated O +populations O +of O +germ O +cells O +, O +reveals O +maximal O +expression O +in O +postmeiotic O +round O +spermatids O +, O +a O +cell O +type O +with O +abundant O +amounts O +of O +stored O +messenger O +ribonucleoproteins O +. O + +1 O +in O +Ho O +Chi O +Minh O +City O +was O +studied O +by O +culture O +and O +latex O +agglutination O +of O +blood O +, O +cerebrospinal O +fluid O +, O +urine O +and O +pleural O +fluid O +. O + +Glycogen O +synthesis O +and O +catabolism O +, O +gluconeogenesis O +, O +glycolysis O +, O +motility O +, O +cell O +surface O +properties O +and O +adherence O +are O +modulated O +by O +csrA B-GENE +in I-GENE +Escherichia I-GENE +coli I-GENE +, O +while O +the O +production O +of O +several O +secreted O +virulence O +factors O +, O +the O +plant O +hypersensitive O +response O +elicitor O +HrpN B-GENE +( O +Ecc B-GENE +) O +and O +, O +potentially O +, O +other O +secondary O +metabolites O +are O +regulated O +by O +rsmA B-GENE +in I-GENE +Erwinia I-GENE +carotovora I-GENE +. O + +Deletion O +analysis O +revealed O +that O +the O +essential O +domain O +of O +this O +promoter O +, O +termed O +the O +ORF5 B-GENE +/ I-GENE +deltaX I-GENE +transcript I-GENE +promoter I-GENE +, O +mapped O +to O +nucleotides O +1525 O +- O +1625 O +. O + +Some O +of O +the O +peptide B-GENE +: I-GENE +MBP I-GENE +fusions I-GENE +were O +also O +analyzed O +using O +surface O +plasmon O +resonance O +. O + +Cardiac B-GENE +myosin I-GENE +- I-GENE +binding I-GENE +protein I-GENE +C I-GENE +( O +MyBP B-GENE +- I-GENE +C I-GENE +) O +: O +identification O +of O +protein B-GENE +kinase I-GENE +A I-GENE +and O +protein B-GENE +kinase I-GENE +C I-GENE +phosphorylation O +sites O +. O + +Analysis O +of O +chromosomal O +DNA O +sequence O +immediately O +downstream O +of O +the O +transposon O +insertion O +identified O +two O +open O +reading O +frames O +, O +designated O +csrR B-GENE +and O +csrS B-GENE +, O +which O +exhibited O +sequence O +similarity O +to O +bacterial O +two O +- O +component O +regulatory O +systems O +. O + +We O +previously O +delineated O +a O +region O +in O +the O +fatty B-GENE +- I-GENE +acid I-GENE +synthase I-GENE +promoter I-GENE +, O +which O +was O +responsible O +for O +obesity O +- O +related O +overexpression O +of O +the O +fatty B-GENE +- I-GENE +acid I-GENE +synthase I-GENE +( O +FAS B-GENE +) O +gene O +, O +by O +negatively O +regulating O +the O +activity O +of O +the O +downstream O +promoter O +in O +lean O +but O +not O +obese O +rat O +fat O +cells O +. O + +Finally O +, O +using O +in O +vitro O +binding O +studies O +, O +we O +showed O +that O +SREBP2 B-GENE +was O +able O +to O +displace O +ADD1 B-GENE +/ O +SREBP1 B-GENE +binding O +from O +the O +sterol O +regulatory O +element O +( O +SRE O +) O +site O +. O + +Thus O +, O +IRF B-GENE +- I-GENE +7 I-GENE +exhibits O +functional O +similarity O +to O +IRF B-GENE +- I-GENE +3 I-GENE +; O +however O +, O +the O +preferential O +expression O +of O +IRF B-GENE +- I-GENE +7 I-GENE +in O +lymphoid O +cells O +( O +the O +cell O +type O +that O +expresses O +IFNA B-GENE +) O +suggests O +that O +IRF B-GENE +- I-GENE +7 I-GENE +may O +play O +a O +critical O +role O +in O +regulating O +the O +IFNA B-GENE +gene I-GENE +expression O +. O + +J O +. O + +PURPOSE O +: O +The O +role O +interleukin B-GENE +- I-GENE +6 I-GENE +( O +IL B-GENE +- I-GENE +6 I-GENE +) O +in O +the O +treatment O +of O +congenital O +thrombocytopenias O +is O +unknown O +. O + +CKII B-GENE +as O +a O +CD44 B-GENE +- I-GENE +associated I-GENE +serine I-GENE +kinase I-GENE +therefore O +may O +serve O +as O +an O +important O +molecule O +in O +a O +signaling O +cascade O +that O +produces O +a O +variety O +of O +cellular O +responses O +in O +MDA231 O +breast O +cancer O +cells O +. O + +Galphaq B-GENE +, O +Galpha12 B-GENE +, O +and O +Galpha13 B-GENE +, O +but O +not O +Galphai B-GENE +, O +activate O +SRF B-GENE +through O +RhoA B-GENE +. O + +Additionally O +in O +seven O +subjects O +adrenaline O +( O +A O +) O +and O +noradrenaline O +( O +NA O +) O +concentrations O +were O +determined O +. O + +Northern O +blot O +analyses O +show O +that O +the O +hBub1 B-GENE +mRNA I-GENE +level O +is O +abundantly O +expressed O +in O +tissues O +or O +cells O +with O +a O +high O +mitotic O +index O +. O + +We O +mapped O +two O +overlapping O +expressed O +sequence O +tag O +clones O +within O +a O +genomic O +contig O +on O +human O +chromosome O +5 O +, O +band O +q31 O +. O + +Htra2 B-GENE +- I-GENE +beta3 I-GENE +is O +developmentally O +regulated O +and O +expressed O +predominantly O +in O +brain O +, O +liver O +testis O +, O +and O +weakly O +in O +kidney O +. O + +Gng3lg B-GENE +transcripts I-GENE +are O +expressed O +in O +a O +variety O +of O +tissues O +including O +both O +brain O +and O +testes O +. O + +Using O +an O +interspecific O +backcross O +panel O +, O +we O +localized O +both O +Gng3 B-GENE +and O +Gng3lg B-GENE +to O +the O +same O +locus O +on O +chromosome O +19 O +. O + +We O +also O +raised O +a O +polyclonal O +antibody O +against O +the O +glutathione B-GENE +S I-GENE +- I-GENE +transferase I-GENE +fusion I-GENE +protein I-GENE +containing O +the O +NH2 O +- O +terminal O +86 O +amino O +acids O +of O +human B-GENE +NRAMP2 I-GENE +. O + +Inhibition O +of O +the O +apolipoprotein B-GENE +B I-GENE +mRNA I-GENE +editing O +enzyme O +- O +complex O +by O +hnRNP B-GENE +C1 I-GENE +protein I-GENE +and O +40S B-GENE +hnRNP I-GENE +complexes I-GENE +. O + +SRC B-GENE +- I-GENE +1 I-GENE +can O +relieve O +the O +NF B-GENE +- I-GENE +kappaB I-GENE +- O +mediated O +repression O +of O +GR B-GENE +activity O +. O + +However O +the O +sequence O +surrounding O +the O +transcription O +start O +site O +CTCA O +( O ++ O +1 O +) O +TTCC O +was O +similar O +to O +the O +consensus O +CTCA O +( O ++ O +1 O +) O +NTCT O +( O +N O +is O +any O +nucleoside O +) O +for O +an O +initiator O +element O +found O +in O +terminal B-GENE +deoxynucleotidyltransferase I-GENE +and O +a O +number O +of O +other O +highly O +regulated O +genes O +. O + +Expression O +of O +a O +dominant O +- O +negative O +mutant O +of O +JNK1 B-GENE +also O +suppressed O +glucose O +deprivation O +- O +induced O +JNK1 B-GENE +activation O +as O +well O +as O +HSP70 B-GENE +gene I-GENE +expression O +. O + +The O +interaction O +of O +AF O +- O +1 O +with O +proteins O +that O +regulate O +distinct O +steps O +of O +transcription O +may O +provide O +a O +mechanism O +for O +synergistic O +activation O +of O +gene O +expression O +by O +AF O +- O +1 O +. O + +The O +role O +of O +protein B-GENE +kinase I-GENE +C I-GENE +signaling O +in O +activated O +DRA B-GENE +transcription O +. O + +Ligand O +binding O +to O +the O +receptor O +complex O +leads O +to O +tyrosine O +phosphorylation O +and O +activation O +of O +Janus B-GENE +kinases I-GENE +( O +Jak B-GENE +) O +, O +phosphorylation O +of O +the O +signal B-GENE +transducing I-GENE +subunit I-GENE +gp130 I-GENE +, O +followed O +by O +recruitment O +and O +phosphorylation O +of O +the O +signal B-GENE +transducer I-GENE +and I-GENE +activator I-GENE +of I-GENE +transcription I-GENE +factors I-GENE +STAT3 B-GENE +and O +STAT1 B-GENE +and O +the O +src B-GENE +homology I-GENE +domain I-GENE +( O +SH2 B-GENE +) O +- O +containing O +protein B-GENE +tyrosine I-GENE +phosphatase I-GENE +( O +SHP2 B-GENE +) O +. O + +Interestingly O +, O +an O +increase O +of O +distance O +per O +se O +did O +not O +have O +a O +deleterious O +effect O +on O +translation O +efficiency O +. O + +We O +also O +mapped O +a O +3 O +' O +- O +polyadenylation O +site O +504bp O +downstream O +of O +the O +TGA O +stop O +codon O +, O +consistent O +with O +the O +2 O +. O +5kb O +transcript O +size O +. O + +RBP56 B-GENE +protein I-GENE +turned O +out O +to O +be O +hTAFII68 B-GENE +which O +was O +isolated O +as O +a O +TATA B-GENE +- I-GENE +binding I-GENE +protein I-GENE +associated I-GENE +factor I-GENE +( O +TAF B-GENE +) O +from O +a O +sub O +- O +population O +of O +TFIID B-GENE +complexes I-GENE +( O +Bertolotti O +A O +. O +, O +Lutz O +, O +Y O +. O +, O +Heard O +, O +D O +. O +J O +. O +, O +Chambon O +, O +P O +. O +, O +Tora O +, O +L O +. O +, O +1996 O +. O +hTAFII68 B-GENE +, O +a O +novel O +RNA O +/ O +ssDNA O +- O +binding O +protein O +with O +homology O +to O +the O +proto O +- O +oncoproteins O +TLS B-GENE +/ O +FUS B-GENE +and O +EWS B-GENE +is O +associated O +with O +both O +TFIID B-GENE +and O +RNA B-GENE +polymerase I-GENE +II I-GENE +. O + +An O +electrophoretic O +mobility O +shift O +assay O +was O +performed O +to O +characterize O +the O +binding O +property O +of O +TR2 B-GENE +and O +its O +truncated O +isoform O +. O + +Gel O +- O +mobility O +shift O +analysis O +was O +also O +performed O +for O +the O +CCAAT O +motif O +at O +- O +67 O +. O + +RESULTS O +: O +We O +identified O +a O +full O +- O +length O +cDNA O +with O +an O +open O +reading O +frame O +of O +2883 O +bp O +corresponding O +to O +a O +predicted O +protein O +of O +961 O +amino O +acids O +that O +shares O +greater O +than O +95 O +% O +homology O +with O +the O +rat B-GENE +gamma I-GENE +- I-GENE +aminobutyric I-GENE +acid I-GENE +B I-GENE +( I-GENE +GABAB I-GENE +) I-GENE +receptor I-GENE +. O + +On O +Day O +8 O +, O +the O +CIDR O +- O +B O +was O +removed O +and O +500 O +micrograms O +cloprostenol O +injected O +, O +IM O +. O + +Another O +tentative O +hotspot O +mutation O +in O +the O +third O +patient O +, O +a O +frame O +shift O +caused O +by O +a O +G O +nucleotide O +insertion O +in O +a O +monotonous O +repeat O +of O +six O +Gs O +in O +HPRT B-GENE +exon I-GENE +3 I-GENE +, O +has O +been O +reported O +previously O +in O +three O +other O +LN O +patients O +. O + +SRF B-GENE +- O +deficient O +embryos O +( O +Srf B-GENE +- O +/ O +- O +) O +have O +a O +severe O +gastrulation O +defect O +and O +do O +not O +develop O +to O +term O +. O + +These O +characteristic O +structural O +features O +were O +used O +to O +create O +the O +abbreviation O +AZF1 B-GENE +( O +Asparagine B-GENE +- I-GENE +rich I-GENE +Zinc I-GENE +Finger I-GENE +protein I-GENE +) O +. O + +Over O +- O +expression O +of O +Azf1p B-GENE +in O +the O +yeast O +cell O +does O +not O +influence O +the O +expression O +level O +of O +the O +mitochondrial B-GENE +transcription I-GENE +factor I-GENE +Mtf1p I-GENE +, O +indicating O +that O +the O +influence O +of O +Azf1p B-GENE +on O +the O +suppression O +of O +the O +special O +mitochondrial B-GENE +RNA I-GENE +polymerase I-GENE +mutant I-GENE +is O +an O +indirect O +one O +. O + +We O +have O +generated O +a O +computer O +model O +of O +the O +C O +- O +terminal O +domain O +of O +the O +434 O +repressor O +based O +on O +the O +crystal O +structure O +of O +the O +homologous B-GENE +UmuD I-GENE +' I-GENE +protein I-GENE +. O + +Large O +- O +scale O +sequencing O +of O +two O +regions O +in O +human O +chromosome O +7q22 O +: O +analysis O +of O +650 O +kb O +of O +genomic O +sequence O +around O +the O +EPO B-GENE +and O +CUTL1 B-GENE +loci I-GENE +reveals O +17 O +genes O +. O + +Because O +Trp53 B-GENE +( O +the O +mouse B-GENE +homolog I-GENE +of I-GENE +human I-GENE +TP53 I-GENE +) O +is O +located O +with O +Tk1 B-GENE +on O +chromosome O +11 O +and O +is O +critical O +in O +regulating O +cellular O +responses O +following O +exposure O +to O +DNA O +damaging O +agents O +, O +we O +wanted O +to O +determine O +if O +these O +mouse O +lymphoma O +cells O +harbor O +mutations O +in O +Trp53 B-GENE +. O + +One O +of O +these O +fragments O +shows O +the O +highest O +amino O +acid O +sequence O +homology O +to O +the O +insect O +ecdysone O +inducible O +gene B-GENE +E75 I-GENE +. O + +The O +full O +- O +length O +N B-GENE +gene I-GENE +, O +encoded O +by O +open O +reading O +frame O +7 O +, O +was O +cloned O +from O +the O +Canadian O +PRRS O +virus O +, O +PA O +- O +8 O +. O + +Based O +on O +sequence O +homology O +, O +the O +genes O +were O +identified O +as O +TEF B-GENE +, O +encoding O +translation B-GENE +elongation I-GENE +factor I-GENE +- I-GENE +1 I-GENE +alpha I-GENE +and O +RPS7 B-GENE +, O +encoding O +ribosomal O +protein O +S7 B-GENE +. O + +We O +have O +previously O +shown O +that O +ARNO B-GENE +localizes O +to O +the O +plasma O +membrane O +in O +vivo O +and O +efficiently O +catalyzes O +ARF6 B-GENE +nucleotide O +exchange O +in O +vitro O +. O + +Renal O +pathology O +and O +long O +- O +term O +outcome O +in O +childhood O +SLE O +. O + +Transcription O +factors O +of O +the O +Stat B-GENE +family I-GENE +are O +controlled O +by O +protein O +kinases O +. O + +We O +propose O +that O +two O +pathways O +regulate O +Stat5 B-GENE +serine O +phosphorylation O +, O +one O +that O +is O +prolactin B-GENE +- O +activated O +and O +PD98059 O +- O +resistant O +and O +one O +that O +is O +constitutively O +active O +and O +PD98059 O +- O +sensitive O +and O +preferentially O +targets O +Stat5a B-GENE +. O + +An O +approximately O +37 O +- O +kDa O +cytoplasmic O +protein O +is O +rapidly O +tyrosine O +- O +phosphorylated O +in O +the O +response O +of O +mouse O +BAC1 O +. O +2F5 O +macrophages O +to O +colony B-GENE +stimulating I-GENE +factor I-GENE +- I-GENE +1 I-GENE +( O +CSF B-GENE +- I-GENE +1 I-GENE +) O +. O +pp37 B-GENE +was O +purified O +from O +the O +cytosolic O +fraction O +by O +anti B-GENE +- I-GENE +Tyr I-GENE +( I-GENE +P I-GENE +) I-GENE +affinity O +chromatography O +, O +size O +exclusion O +chromatography O +, O +and O +C4 O +reverse O +phase O +high O +pressure O +liquid O +chromatography O +. O + +Dose O +of O +20 O +ig O +were O +administered O +within O +a O +scheme O +from O +0 O +. O +1 O +to O +6 O +months O +in O +order O +to O +study O +its O +immunogenicity O +, O +which O +was O +evaluated O +at O +2 O +, O +7 O +, O +and O +12 O +months O +after O +the O +first O +dose O +. O + +This O +association O +was O +independently O +significant O +for O +patients O +treated O +primarily O +( O +not O +for O +recurrence O +) O +. O + +CONCLUSION O +: O +Local O +control O +was O +highest O +with O +Preop O +in O +patients O +presenting O +primarily O +with O +gross O +disease O +, O +and O +with O +Postop O +in O +patients O +presenting O +primarily O +following O +gross O +total O +excision O +. O + +Its O +interaction O +with O +RFX5 B-GENE +and O +RFXAP B-GENE +is O +essential O +for O +binding O +of O +the O +RFX B-GENE +complex I-GENE +to O +MHC B-GENE +- I-GENE +II I-GENE +promoters I-GENE +. O + +We O +have O +previously O +mapped O +the O +defect O +in O +RIIIS O +/ O +J O +to O +distal O +mouse O +Chr O +11 O +, O +distinct O +from O +the O +Vwf B-GENE +locus I-GENE +on O +Chr O +6 O +. O + +These O +data O +may O +also O +aid O +in O +the O +localization O +of O +other O +disease O +loci O +mapped O +to O +this O +region O +, O +including O +the O +gene O +for O +tricho O +- O +dento O +- O +osseous O +syndrome O +and O +a O +murine O +locus O +for O +susceptibility O +to O +ozone O +- O +induced O +acute O +lung O +injury O +. O + +Copyright O +1998 O +Academic O +Press O +. O + +An O +open O +reading O +frame O +encoding O +a O +protein O +which O +shows O +significant O +similarity O +to O +invertases B-GENE +and O +resolvases B-GENE +was O +located O +immediately O +upstream O +of O +the O +Pac25I B-GENE +R B-GENE +- I-GENE +M I-GENE +operon I-GENE +. O + +Identification O +of O +a O +new O +gene O +in O +the O +streptococcal O +plasmid O +pLS1 O +: O +the O +rnaI B-GENE +gene I-GENE +. O + +Rather O +, O +usp B-GENE +is O +required O +in O +late O +third O +instar O +larvae O +for O +appropriate O +developmental O +and O +transcriptional O +responses O +to O +the O +ecdysone O +pulse O +that O +triggers O +puparium O +formation O +. O + +An O +intact O +neurovascular O +supply O +is O +essential O +for O +the O +viability O +of O +a O +muscle O +flap O +. O + +BACKGROUND O +: O +Studies O +in O +lean O +men O +show O +poor O +regulation O +of O +energy O +( O +EB O +) O +and O +fat O +balance O +( O +FB O +) O +during O +manipulation O +of O +dietary O +ratios O +of O +fat O +to O +carbohydrate O +. O + +Fatal O +apneusis O +was O +observed O +under O +following O +conditions O +: O +( O +1 O +) O +Persistent O +apnea O +was O +produced O +after O +a O +single O +KA O +microinjection O +in O +one O +side O +of O +the O +VRG O +- O +Apa O +( O +5 O +animals O +) O +. O + +A O +comparative O +analysis O +of O +the O +reported O +MOCT O +- O +associated O +malignant O +melanomas O +emphasizes O +the O +singularity O +of O +our O +case O +in O +the O +amelanotic O +character O +of O +the O +melanoma O +, O +its O +lymphotropism O +and O +the O +coexistence O +of O +invasive O +squamous O +cell O +carcinoma O +. O + +These O +results O +indicate O +that O +HIV O +- O +1 O +Gag B-GENE +sequences I-GENE +can O +influence O +the O +viral B-GENE +PR I-GENE +- O +mediated O +processing O +of O +the O +MuLV O +TM B-GENE +Env I-GENE +protein I-GENE +p15 B-GENE +( I-GENE +E I-GENE +) I-GENE +. O + +These O +results O +demonstrate O +a O +specific O +association O +of O +SIV O +and O +HIV B-GENE +- I-GENE +2 I-GENE +nef I-GENE +, O +but O +not O +HIV B-GENE +- I-GENE +1 I-GENE +nef I-GENE +, O +with O +TCRzeta B-GENE +. O + +Competition O +EMSA O +established O +that O +constitutively O +expressed O +nuclear O +proteins O +bound O +the O +KCS B-GENE +element I-GENE +selectively O +; O +KCS B-GENE +protein I-GENE +binding O +activity O +correlated O +with O +promoter O +activity O +in O +the O +transient O +transfection O +reporter O +assay O +. O + +Mechanism O +of O +interferon B-GENE +action O +: O +identification O +of O +essential O +positions O +within O +the O +novel O +15 B-GENE +- I-GENE +base I-GENE +- I-GENE +pair I-GENE +KCS I-GENE +element I-GENE +required O +for O +transcriptional O +activation O +of O +the O +RNA B-GENE +- I-GENE +dependent I-GENE +protein I-GENE +kinase I-GENE +pkr I-GENE +gene I-GENE +. O + +Expression O +of O +a O +novel O +murine B-GENE +phospholipase I-GENE +D I-GENE +homolog I-GENE +coincides O +with O +late O +neuronal O +development O +in O +the O +forebrain O +. O + +We O +detected O +no O +effect O +of O +deleting O +YCL024W B-GENE +, O +either O +alone O +or O +in O +combination O +with O +deletion O +of O +GIN4 B-GENE +. O + +Paralemmin B-GENE +is O +also O +phosphorylated O +, O +and O +its O +mRNA O +is O +differentially O +spliced O +in O +a O +tissue O +- O +specific O +and O +developmentally O +regulated O +manner O +. O + +The O +deduced O +amino O +acid O +sequence O +of O +CBP90 B-GENE +had O +no O +significant O +similarity O +to O +any O +other O +protein O +, O +but O +it O +had O +a O +proline O +- O +rich O +domain O +at O +the O +C O +- O +terminal O +region O +. O + +The O +effect O +of O +low O +- O +profile O +serine O +substitutions O +in O +the O +V3 B-GENE +loop O +of O +HIV O +- O +1 O +gp120 B-GENE +IIIB I-GENE +/ O +LAI B-GENE +on O +the O +immunogenicity O +of O +the O +envelope B-GENE +protein O +. O + +Transcription O +start O +site O +mapping O +identified O +the O +presence O +of O +an O +aphidicolin O +- O +sensitive O +late O +transcript O +arising O +from O +a O +TAAG O +motif O +located O +at O +- O +352 O +nucleotides O +and O +an O +aphidicolin O +- O +insensitive O +early O +transcript O +originating O +from O +a O +TTGT O +motif O +located O +35 O +nucleotides O +downstream O +to O +a O +TATA O +box O +at O +- O +312 O +nucleotides O +, O +with O +respect O +to O +the O ++ O +1 O +ATG O +of O +lef2 B-GENE +. O + +The O +human B-GENE +2 I-GENE +' I-GENE +, I-GENE +5 I-GENE +' I-GENE +- I-GENE +oligoadenylate I-GENE +( I-GENE +2 I-GENE +- I-GENE +5A I-GENE +) I-GENE +synthetases I-GENE +are O +members O +of O +a O +family O +interferon B-GENE +( O +IFN B-GENE +) O +- O +inducible O +anti B-GENE +- I-GENE +viral I-GENE +proteins I-GENE +. O + +Our O +findings O +demonstrate O +a O +dose O +- O +dependent O +blockade O +of O +the O +mechanical O +sensitivity O +caused O +by O +a O +mild O +thermal O +injury O +by O +both O +GBP O +and O +IBG O +. O + +These O +striations O +were O +caused O +by O +contact O +between O +the O +sharp O +edge O +of O +the O +upper O +canine O +and O +the O +P3 O +during O +honing O +( O +canine O +/ O +premolar O +complex O +) O +. O + +Low O +PbrO2 O +readings O +, O +however O +, O +could O +be O +caused O +by O +local O +microhemorrhages O +, O +undetectable O +on O +CT O +or O +MRI O +. O + +The O +consequences O +of O +intensive O +swine O +production O +on O +the O +environment O +and O +possible O +solutions O +by O +means O +of O +nutrition O +are O +outlined O +. O + +This O +study O +demonstrates O +that O +alteration O +of O +CDKN2 B-GENE +is O +one O +of O +the O +most O +frequent O +genetic O +abnormalities O +in O +prostate O +cancer O +and O +may O +contribute O +to O +prostate O +carcinogenesis O +. O + +The O +pharmacokinetic O +parameters O +which O +helped O +predict O +these O +toxicities O +included O +area O +under O +the O +curve O +and O +peak O +plasma O +level O +. O + +A O +Chinese O +( O +HK O +) O +SF O +- O +36 O +survey O +form O +was O +developed O +by O +an O +iterative O +translation O +process O +. O + +However O +, O +the O +use O +of O +cyclosporin O +A O +is O +associated O +with O +an O +increased O +prevalence O +of O +hypertension O +in O +kidney O +transplant O +recipients O +. O + +PURPOSE O +: O +To O +determine O +the O +effects O +of O +hypercholesterolemia O +and O +atherosclerosis O +- O +induced O +chronic O +cavernosal O +arterial O +insufficiency O +on O +cavernosal O +smooth O +muscle O +tone O +, O +nitric B-GENE +oxide I-GENE +synthase I-GENE +( O +NOS B-GENE +) O +activity O +and O +cavernosal O +tissue O +synthesis O +of O +constrictor O +eicosanoids O +. O + +Characterization O +of O +the O +regulatory O +regions O +of O +the O +human B-GENE +aromatase I-GENE +( O +P450arom B-GENE +) O +gene O +involved O +in O +placenta O +- O +specific O +expression O +. O + +Recombinant B-GENE +FVIIa I-GENE +was O +stable O +in O +the O +infusion O +pump O +for O +several O +days O +at O +room O +temperature O +and O +for O +24 O +h O +at O +body O +temperature O +. O + +( O +1992 O +) O +Biochemistry O +31 O +, O +3351 O +- O +3358 O +] O +. O + +Levels O +of O +serum O +IgE B-GENE +were O +measured O +monthly O +, O +and O +nasal O +IgE B-GENE +was O +measured O +at O +the O +height O +and O +end O +of O +the O +season O +. O + +A O +mutation O +in O +the O +5 O +' O +C2U4 O +repeat O +causes O +underaccumulation O +of O +snR13F B-GENE +, O +whereas O +mutations O +in O +the O +3 O +' O +C2U4 O +repeat O +cause O +the O +accumulation O +of O +two O +novel O +RNAs O +that O +migrate O +in O +the O +500 O +- O +nt O +range O +. O + +By O +directly O +interacting O +with O +both O +Arfs B-GENE +and O +tyrosine B-GENE +kinases I-GENE +involved O +in O +regulating O +cell O +growth O +and O +cytoskeletal O +organization O +, O +ASAP1 B-GENE +could O +coordinate O +membrane O +remodeling O +events O +with O +these O +processes O +. O + +These O +sorting B-GENE +nexins I-GENE +also O +associated O +with O +the O +long O +isoform O +of O +the O +leptin B-GENE +receptor I-GENE +but O +not O +with O +the O +short O +and O +medium O +isoforms O +. O + +Cyclophilins B-GENE +are O +cis B-GENE +- I-GENE +trans I-GENE +- I-GENE +peptidyl I-GENE +- I-GENE +prolyl I-GENE +isomerases I-GENE +that O +bind O +to O +and O +are O +inhibited O +by O +the O +immunosuppressant O +cyclosporin O +A O +( O +CsA O +) O +. O + +In O +vitro O +protein O +retention O +experiments O +in O +which O +Hsp90 B-GENE +heterocomplexes I-GENE +were O +precipitated O +resulted O +in O +coprecipitation O +of O +Cns1 B-GENE +. O + +The O +Ras B-GENE +- I-GENE +related I-GENE +GTPases I-GENE +are O +small O +, O +20 O +- O +to O +25 O +- O +kDa O +proteins O +which O +cycle O +between O +an O +inactive O +GDP O +- O +bound O +form O +and O +an O +active O +GTP O +- O +bound O +state O +. O + +To O +modulate O +transcription O +, O +regulatory O +factors O +communicate O +with O +basal O +transcription O +factors O +and O +/ O +or O +RNA B-GENE +polymerases I-GENE +in O +a O +variety O +of O +ways O +. O + +Endogenous O +RMP B-GENE +was O +immunologically O +detected O +interacting O +with O +assembled O +RPB5 B-GENE +in O +RNA B-GENE +polymerase I-GENE +in O +mammalian O +cells O +. O + +In O +this O +study O +, O +rabbits O +were O +used O +to O +evaluate O +the O +sutured O +wound O +reaction O +with O +Dexon O +or O +nylon O +in O +the O +conjunctival O +flap O +1 O +, O +4 O +, O +7 O +, O +14 O +and O +28 O +days O +after O +trabeculectomy O +surgery O +with O +or O +without O +the O +use O +of O +mitomycin O +- O +C O +. O + +The O +mapping O +was O +completed O +with O +Southern O +blotting O +and O +restriction O +analysis O +. O + +The O +zona O +pellucida O +( O +ZP O +) O +, O +the O +extracellular O +glycocalyx O +that O +surrounds O +the O +oocyte O +, O +is O +well O +known O +to O +mediate O +homologous O +gamete O +interaction O +. O + +Therapeutic O +use O +of O +continuous O +subcutaneous O +infusion O +of O +recombinant B-GENE +human I-GENE +erythropoietin I-GENE +in O +malnourished O +predialysis O +anemic O +patients O +with O +diabetic O +nephropathy O +. O + +Although O +pathological O +thyroid O +function O +is O +related O +to O +changes O +in O +energy O +expenditure O +and O +body O +composition O +, O +its O +possible O +influence O +on O +leptin B-GENE +levels O +remains O +to O +be O +determined O +. O + +These O +cognitive O +deficits O +were O +prevented O +in O +animals O +treated O +with O +MK O +- O +801 O +during O +SE O +. O + +Here O +we O +demonstrate O +that O +the O +mechanism O +of O +activation O +of O +HIF B-GENE +- I-GENE +1alpha I-GENE +is O +a O +multi O +- O +step O +process O +which O +includes O +hypoxia O +- O +dependent O +nuclear O +import O +and O +activation O +( O +derepression O +) O +of O +the O +transactivation O +domain O +, O +resulting O +in O +recruitment O +of O +the O +CREB B-GENE +- I-GENE +binding I-GENE +protein I-GENE +( O +CBP B-GENE +) O +/ O +p300 B-GENE +coactivator I-GENE +. O + +Thus O +, O +hypoxia O +- O +inducible O +nuclear O +import O +and O +transactivation O +by O +recruitment O +of O +CBP B-GENE +can O +be O +functionally O +separated O +from O +one O +another O +and O +play O +critical O +roles O +in O +signal O +transduction O +by O +HIF B-GENE +- I-GENE +1alpha I-GENE +. O + +The O +rat B-GENE +aldolase I-GENE +C I-GENE +gene I-GENE +encodes O +a O +glycolytic O +enzyme O +strongly O +expressed O +in O +adult O +brain O +. O + +A O +synergistic O +effect O +on O +HCK B-GENE +promoter I-GENE +activity O +was O +observed O +at O +high O +concentrations O +of O +Sp1 B-GENE +. O + +Quinone O +- O +binding O +domain O +and O +amino O +acid O +residues O +involved O +in O +quinone O +binding O +. O + +Western O +analyses O +with O +antisera O +raised O +against O +Lu B-GENE +- I-GENE +ECAM I-GENE +- I-GENE +1 I-GENE +peptides I-GENE +show O +that O +the O +N O +- O +terminal O +region O +of O +the O +predicted O +open O +reading O +frame O +is O +present O +only O +in O +the O +larger O +size O +proteins O +( O +i O +. O +e O +. O + +Mammalian O +sperm O +motility O +is O +regulated O +by O +a O +cascade O +of O +cAMP O +- O +dependent O +protein O +phosphorylation O +events O +mediated O +by O +protein B-GENE +kinase I-GENE +A I-GENE +. O + +In O +this O +paper O +, O +we O +show O +that O +, O +like O +BAP2 B-GENE +, O +the O +expression O +of O +the O +BAP3 B-GENE +gene I-GENE +in O +S O +. O +cerevisiae O +is O +induced O +by O +the O +addition O +of O +branched O +- O +chain O +amino O +acids O +to O +the O +medium O +. O + +Effect O +of O +enteral O +nutritional O +products O +differing O +in O +carbohydrate O +and O +fat O +on O +indices O +of O +carbohydrate O +and O +lipid O +metabolism O +in O +patients O +with O +NIDDM O +. O + +Low O +- O +grade O +gastric O +MALT O +lymphoma O +and O +helicobacter O +heilmannii O +( O +Gastrospirillum O +hominis O + +These O +studies O +support O +the O +view O +that O +HMG B-GENE +I I-GENE +( I-GENE +Y I-GENE +) I-GENE +is O +an O +important O +cofactor O +for O +HLA B-GENE +- I-GENE +DRA I-GENE +gene I-GENE +activation O +by O +Oct B-GENE +- I-GENE +2A I-GENE +and O +provide O +insights O +into O +its O +mechanism O +of O +action O +. O + +In O +contrast O +to O +hemodynamic O +and O +histopathological O +predictors O +of O +survival O +, O +vWF B-GENE +: O +Ag O +does O +not O +require O +invasive O +techniques O +to O +be O +determined O +. O + +CONCLUSION O +: O +We O +were O +unable O +to O +identify O +features O +of O +disease O +likely O +to O +be O +associated O +with O +a O +clinically O +useful O +response O +to O +inhaled O +NO O +therapy O +using O +the O +parameters O +studied O +. O + +We O +find O +that O +BCL B-GENE +- I-GENE +6 I-GENE +POZ O +domain O +mutations O +that O +disrupt O +the O +interaction O +with O +N B-GENE +- I-GENE +CoR I-GENE +and O +SMRT B-GENE +no O +longer O +repress O +transcription O +. O + +Partial O +characterization O +of O +the O +active O +site O +human B-GENE +platelet I-GENE +cAMP I-GENE +phosphodiesterase I-GENE +, O +PDE3A B-GENE +, O +by O +site O +- O +directed O +mutagenesis O +. O + +This O +core O +sequence O +, O +along O +with O +additional O +nonspecific O +downstream O +nucleotides O +, O +is O +sufficient O +for O +partial O +suppression O +of O +spliceosome O +assembly O +and O +splicing O +of O +BPV O +- O +1 O +pre O +- O +mRNAs O +. O + +Over O +- O +expression O +of O +the O +cofactor O +p300 B-GENE +, O +which O +functions O +as O +a O +coactivator O +of O +myoD B-GENE +- O +mediated O +transcription O +, O +alleviated O +repression O +by O +COUP B-GENE +- I-GENE +TF I-GENE +II I-GENE +. O + +Familial O +autoimmune O +hepatitis O +and O +C4 B-GENE +deficiency O + +Since O +glutathione B-GENE +peroxidase I-GENE +( O +GPX B-GENE +) O +and O +superoxide B-GENE +dismutase I-GENE +( O +SOD B-GENE +) O +play O +a O +significant O +role O +in O +erythrocyte O +antioxidative O +defence O +, O +it O +is O +very O +important O +to O +determine O +their O +activity O +in O +occupationally O +exposed O +workers O +. O + +Retroviral B-GENE +nucleocapsid I-GENE +proteins I-GENE +( O +NCPs B-GENE +) O +are O +CCHC B-GENE +- I-GENE +type I-GENE +zinc I-GENE +finger I-GENE +proteins I-GENE +that O +mediate O +virion O +RNA O +binding O +activities O +associated O +with O +retrovirus O +assembly O +and O +genomic O +RNA O +encapsidation O +. O + +The O +Schizosaccharomyces B-GENE +pombe I-GENE +rad1 I-GENE ++ I-GENE +cell I-GENE +cycle I-GENE +checkpoint I-GENE +control I-GENE +gene I-GENE +is O +required O +for O +S O +- O +phase O +and O +G2 O +/ O +M O +arrest O +in O +response O +to O +both O +DNA O +damage O +and O +incomplete O +DNA O +replication O +. O + +It O +is O +now O +well O +established O +that O +progression O +through O +the O +eukaryotic O +cell O +cycle O +is O +controlled O +by O +oscillations O +in O +the O +activity O +of O +cyclin B-GENE +- I-GENE +dependent I-GENE +kinases I-GENE +( O +CDKs B-GENE +) O +. O + +Positive O +genetic O +selections O +for O +inhibition O +of O +cyclin B-GENE +/ O +CDK B-GENE +function O +were O +characterized O +using O +the O +E B-GENE +. I-GENE +coli I-GENE +neo I-GENE +and O +yeast B-GENE +LEU2 I-GENE +genes I-GENE +. O + +The O +hematopoietic B-GENE +colony I-GENE +- I-GENE +stimulating I-GENE +factors I-GENE +( O +CSF B-GENE +) O +have O +been O +introduced O +into O +clinical O +practice O +as O +additional O +supportive O +measures O +that O +can O +reduce O +the O +incidence O +of O +infectious O +complications O +in O +patients O +with O +cancer O +and O +neutropenia O +. O + +All O +injections O +of O +CSF B-GENE +were O +given O +after O +the O +initiation O +of O +neutropenia O +and O +continued O +until O +the O +occurrence O +of O +an O +absolute O +neutrophil O +recovery O +. O +rHu B-GENE +GM I-GENE +- I-GENE +CSF I-GENE +and O +rHu B-GENE +G I-GENE +- I-GENE +CSF I-GENE +, O +administered O +once O +daily O +at O +the O +250 O +microg O +m O +( O +- O +2 O +) O +day O +( O +- O +1 O +) O +and O +5 O +microg O +kg O +( O +- O +1 O +) O +day O +( O +- O +1 O +) O +level O +, O +were O +effective O +in O +increasing O +the O +absolute O +neutrophil O +count O +and O +neutrophil O +function O +, O +as O +measured O +by O +an O +automated O +chemiluminescence O +system O +. O + +We O +evaluated O +regional O +right O +ventricular O +wall O +motion O +during O +systole O +in O +patients O +with O +surgically O +repaired O +tetralogy O +of O +Fallot O +( O +TOF O +) O +using O +color O +kinesis O +imaging O +. O + +Interestingly O +, O +we O +find O +that O +the O +interaction O +between O +Tat B-GENE +and O +hCycT1 B-GENE +requires O +zinc O +as O +well O +as O +essential O +cysteine O +residues O +in O +both O +proteins O +. O + +During O +early O +neurogenesis O +, O +Vnd B-GENE +protein I-GENE +is O +restricted O +to O +ventral O +column O +neuroectoderm O +and O +neuroblasts O +; O +later O +it O +is O +detected O +in O +a O +complex O +pattern O +of O +neurons O +. O + +The O +repression O +domain O +, O +and O +indeed O +the O +entire O +Cdc68 B-GENE +protein I-GENE +, O +is O +highly O +conserved O +, O +as O +shown O +by O +the O +sequence O +of O +the O +Cdc68 B-GENE +functional I-GENE +homolog I-GENE +from O +the O +yeast O +Kluyveromyces O +lactis O +and O +by O +database O +searches O +. O + +The O +exodomain O +alone O +has O +the O +high O +affinity O +hormone O +binding O +site O +but O +is O +not O +capable O +of O +generating O +hormonal O +signal O +. O + +Pyrrolidine O +dithiocarbamate O +, O +a O +potent O +transcriptional O +inhibitor O +of O +the O +viral B-GENE +LTR I-GENE +, O +abrogated O +the O +cytokine O +responses O +in O +both O +U1 O +and O +ACH O +- O +2 O +cells O +, O +suggesting O +a O +common O +TNF B-GENE +- I-GENE +alpha I-GENE +- O +mediated O +transcriptional O +mechanism O +in O +these O +cell O +types O +despite O +their O +different O +modes O +of O +provirus O +latency O +. O + +Furthermore O +, O +synergistic O +activation O +of O +ERK2 B-GENE +occurred O +in O +the O +absence O +of O +changes O +in O +intracellular O +Ca2 O ++ O +, O +and O +was O +not O +blocked O +by O +inhibition O +of O +protein B-GENE +kinase I-GENE +C I-GENE +activity O +and O +represents O +a O +separate O +pathway O +by O +which O +CD19 B-GENE +regulates O +B O +cell O +function O +. O + +The O +retrovesical O +hydatid O +cyst O +is O +a O +very O +rare O +site O +. O + +Biochemical O +analysis O +reveals O +that O +KS1 B-GENE +is O +a O +nuclear O +protein O +containing O +two O +transcriptional O +repressor O +domains O +, O +R1 O +and O +R2 O +. O + +However O +, O +the O +BCH O +group O +showed O +inferior O +gross O +motor O +performance O +on O +the O +Bruininks O +- O +Oseretsky O +Test O +of O +Motor O +Proficiency O +( O +Bruininks O +1978 O +) O +. O + +We O +report O +here O +that O +, O +for O +a O +constant O +amount O +of O +transfected O +DNA O +, O +the O +level O +of O +chloramphenicol B-GENE +acetyltransferase I-GENE +( O +CAT B-GENE +) O +mRNA O +is O +increased O +in O +Vpr B-GENE +- O +expressing O +cells O +using O +either O +HIV O +- O +1 O +or O +a O +murine O +leukemia B-GENE +virus I-GENE +( I-GENE +MLV I-GENE +) I-GENE +SL3 I-GENE +- I-GENE +3 I-GENE +LTR I-GENE +- O +CAT B-GENE +reporter O +construct O +. O + +We O +identified O +telSMN B-GENE +mutations O +in O +11 O +of O +these O +unrelated O +SMA O +- O +like O +individuals O +who O +carry O +a O +single O +copy O +of O +telSMN B-GENE +: O +these O +include O +two O +frameshift O +mutations O +( O +800ins11 O +and O +542delGT O +) O +and O +three O +missense O +mutations O +( O +A2G O +, O +S262I O +, O +and O +T274I O +) O +. O + +The O +decrease O +of O +TNF B-GENE +receptors I-GENE +by O +IL B-GENE +- I-GENE +4 I-GENE +was O +accompanied O +by O +down O +- O +regulation O +of O +TNF B-GENE +- O +induced O +activities O +, O +including O +cytotoxicity O +, O +caspase B-GENE +- I-GENE +3 I-GENE +activation O +, O +NF B-GENE +- I-GENE +kappaB I-GENE +and O +AP B-GENE +- I-GENE +1 I-GENE +activation O +, O +and O +c B-GENE +- I-GENE +Jun I-GENE +N I-GENE +- I-GENE +terminal I-GENE +kinase I-GENE +induction O +. O + +Type B-GENE +2 I-GENE +deiodinase I-GENE +( O +D2 B-GENE +) O +catalyzes O +the O +5 O +' O +- O +deiodination O +of O +thyroxine O +to O +form O +3 O +, O +5 O +, O +3 O +' O +- O +triiodothyronine O +. O + +We O +have O +identified O +two O +overlapping O +expressed O +sequence O +tag O +clones O +, O +which O +contain O +the O +missing O +4 O +. O +4 O +- O +kb O +3 O +' O +- O +UTR O +of O +the O +human B-GENE +D2 I-GENE +( O +hD2 B-GENE +) O +cDNA O +. O + +Biol O +. O + +Here O +we O +have O +investigated O +the O +structural O +requirements O +and O +consequences O +of O +regulatory O +phosphorylation O +for O +the O +interaction O +between O +c B-GENE +- I-GENE +Jun I-GENE +and O +JNK B-GENE +in O +vivo O +. O + +Immunolocalization O +of O +Sop1p B-GENE +revealed O +a O +cytoplasmic O +distribution O +and O +cell O +fractionation O +studies O +showed O +that O +a O +significant O +fraction O +of O +Sop1p B-GENE +was O +recovered O +in O +a O +sedimentable O +fraction O +of O +the O +cytosolic O +material O +. O + +Resultant O +activation O +of O +c B-GENE +- I-GENE +Jun I-GENE +N I-GENE +- I-GENE +terminal I-GENE +kinase I-GENE +/ O +stress B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +( O +JNK B-GENE +/ O +SAPK B-GENE +) O +. O + +Here O +we O +report O +the O +full O +- O +length O +coding O +cDNA O +sequence O +of O +the O +mouse B-GENE +homologue I-GENE +of I-GENE +MPP3 I-GENE +. O + +The O +method O +also O +eliminates O +tagging O +of O +venous O +spins O +and O +concern O +about O +asymmetric O +magnetization O +transfer O +effects O +. O + +Consistent O +with O +this O +, O +purified O +Dlk B-GENE +phosphorylated O +core O +histones B-GENE +H3 I-GENE +, O +H2A B-GENE +and O +H4 B-GENE +as O +exogenous O +substrates O +and O +endogenous O +histone B-GENE +H3 I-GENE +in O +kinase O +assays O +with O +nuclear O +extracts O +. O + +Neither O +Ha B-GENE +- I-GENE +Ras I-GENE +( O +G12V O +, O +T35S O +) O +( O +Ha B-GENE +- I-GENE +RasV12S35 I-GENE +) O +, O +which O +activates O +the O +Rafl B-GENE +signaling O +pathway O +, O +nor O +Ha B-GENE +- I-GENE +Ras I-GENE +( I-GENE +G12V I-GENE +, I-GENE +E37G I-GENE +) I-GENE +( O +Ha B-GENE +- I-GENE +RasV12G37 I-GENE +) O +, O +which O +stimulates O +the O +RalGDS B-GENE +pathway O +, O +did O +not O +have O +significant O +effects O +on O +factor O +- O +withdrawal O +apoptosis O +of O +myeloid O +cells O +. O + +We O +have O +isolated O +a O +novel O +human B-GENE +cyclin I-GENE +, O +cyclin B-GENE +E2 I-GENE +, O +that O +contains O +significant O +homology O +to O +cyclin B-GENE +E I-GENE +. O + +Initial O +experience O +with O +the O +new O +technology O +indicates O +that O +SieScape O +is O +an O +alternative O +to O +other O +methods O +such O +as O +CT O +and O +MRI O +. O + +The O +dopamine B-GENE +D4 I-GENE +receptor I-GENE +as O +well O +as O +many O +other O +catecholaminergic B-GENE +receptors I-GENE +contain O +several O +putative O +SH3 B-GENE +binding I-GENE +domains I-GENE +. O + +Schizosaccharomyces O +pombe O +cells O +respond O +to O +nutrient O +deprivation O +by O +altering O +G2 O +/ O +M O +cell O +size O +control O +. O + +A O +- O +tracts O +functioned O +best O +when O +positioned O +close O +to O +the O +- O +35 O +hexamer O +rather O +than O +one O +helical O +turn O +farther O +upstream O +, O +similar O +to O +the O +positioning O +optimal O +for O +UP O +element O +function O +. O + +Pyk2 B-GENE +phosphorylation O +increased O +upon O +adherence O +of O +FLG O +29 O +. O +1 O +cells O +to O +fibronectin B-GENE +and O +to O +ST2 O +stromal O +cells O +. O + +Raf B-GENE +is O +a O +key O +serine B-GENE +- I-GENE +threonine I-GENE +protein I-GENE +kinase I-GENE +which O +participates O +in O +the O +transmission O +of O +growth O +, O +anti O +- O +apoptotic O +and O +differentiation O +messages O +. O + +The O +US O +National O +Institute O +on O +Alcohol O +Abuse O +and O +Alcoholism O +( O +NIAAA O +) O +recognizes O +two O +forms O +of O +problematic O +drinking O +: O +' O +willful O +alcohol O +abuse O +' O +, O +a O +behavioural O +problem O +, O +and O +' O +alcohol O +dependence O +' O +, O +a O +true O +medical O +disorder O +, O +which O +includes O +a O +genetic O +component O +, O +that O +can O +be O +scientifically O +understood O +and O +medically O +treated O +. O + +Collagen B-GENE +was O +extracted O +from O +the O +skin O +, O +and O +the O +lack O +of O +type B-GENE +III I-GENE +collagen I-GENE +was O +determined O +by O +means O +of O +sodium O +dodecyl O +sulfate O +- O +polyacrylamide O +gel O +electrophoresis O +( O +SDS O +- O +PAGE O +) O +. O + +RESULTS O +: O +During O +the O +7 O +- O +year O +period O +, O +10 O +, O +331 O +symptomatic O +duodenal O +ulcer O +diseases O +were O +diagnosed O +. O + +In O +turn O +, O +assembly O +of O +this O +complex O +mediates O +the O +enzymatic O +activation O +of O +the O +p21 B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +1 I-GENE +and O +facilitates O +actin B-GENE +polymerization O +. O + +Jembrana O +disease O +virus O +( O +JDV O +) O +is O +a O +newly O +identified O +bovine O +lentivirus O +that O +is O +closely O +related O +to O +the O +bovine O +immunodeficiency O +virus O +( O +BIV O +) O +. O + +Approximately O +50 O +% O +of O +the O +residues O +are O +conserved O +among O +all O +three O +sequences O +, O +yet O +all O +three O +viruses O +have O +retained O +response O +elements O +for O +glucocorticoids O +, O +two O +positionally O +conserved O +CCAAT O +boxes O +, O +and O +positionally O +conserved O +TATA O +boxes O +. O + +Nhp2p B-GENE +is O +a O +highly O +basic O +protein O +that O +belongs O +to O +a O +family O +of O +putative O +RNA O +- O +binding O +proteins O +. O + +This O +survey O +included O +3000 O +randomly O +selected O +Norwegians O +above O +18 O +years O +of O +age O +who O +received O +the O +European O +Organization O +for O +Research O +and O +Treatment O +of O +Cancer O +Core O +Quality O +of O +Life O +Questionnaire O +( O +EORTC O +QLQ O +- O +C30 O +( O ++ O +3 O +) O +by O +mail O +. O + +During O +presentation O +of O +happy O +facial O +expressions O +, O +we O +detected O +a O +signal O +increase O +predominantly O +in O +the O +left O +anterior O +cingulate O +gyrus O +, O +bilateral O +posterior O +cingulate O +gyri O +, O +medial O +frontal O +cortex O +and O +right O +supramarginal O +gyrus O +, O +brain O +regions O +previously O +implicated O +in O +visuospatial O +and O +emotion O +processing O +tasks O +. O + +Down O +- O +regulation O +of O +IRS B-GENE +- I-GENE +1 I-GENE +is O +linked O +to O +its O +serine O +phosphorylation O +dependent O +on O +PI B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +activity O +and O +appears O +required O +for O +differentiation O +to O +occur O +, O +as O +IRS B-GENE +- I-GENE +1 I-GENE +is O +not O +modified O +and O +continues O +to O +accumulate O +in O +a O +nondifferentiating O +myoblast O +cell O +line O +. O + +This O +study O +utilizes O +the O +mammalian O +two O +- O +hybrid O +system O +to O +examine O +the O +role O +of O +ligand O +in O +the O +dimerization O +of O +human B-GENE +progesterone I-GENE +receptor I-GENE +( O +hPR B-GENE +) O +. O + +One O +of O +its O +unique O +features O +appears O +to O +be O +the O +unusually O +short O +5 O +' O +- O +untranslated O +regions O +( O +UTR O +) O +( O +1 O +- O +6 O +nucleotides O +( O +nts O +) O +) O +and O +the O +apparent O +absence O +of O +5 O +' O +- O +cap O +structures O +from O +its O +mRNAs O +. O + +The O +gene B-GENE +encoding I-GENE +human I-GENE +tissue I-GENE +- I-GENE +type I-GENE +plasminogen I-GENE +activator I-GENE +( O +t B-GENE +- I-GENE +PA I-GENE +) O +is O +regulated O +in O +a O +cell O +- O +type O +- O +specific O +manner O +. O + +Both O +the O +presence O +of O +arginine O +and O +anaerobiosis O +are O +needed O +to O +trigger O +induction O +of O +the O +pathway O +. O + +Competition O +with O +a O +putative O +MADS B-GENE +box I-GENE +consensus O +binding O +site O +from O +the O +promoter O +of O +the O +coordinately O +regulated O +opaque B-GENE +- I-GENE +phase I-GENE +- I-GENE +specific I-GENE +gene I-GENE +PEP1 I-GENE +( O +SAP1 B-GENE +) O +and O +the O +human B-GENE +MADS I-GENE +box I-GENE +consensus I-GENE +binding I-GENE +site I-GENE +for O +serum B-GENE +response I-GENE +factor I-GENE +demonstrated O +that O +one O +of O +the O +three O +complexes O +formed O +was O +specific O +to O +the O +OP4 B-GENE +sequence I-GENE +. O + +The O +human B-GENE +SHBG I-GENE +proximal I-GENE +promoter I-GENE +was O +analyzed O +by O +DNase B-GENE +I I-GENE +footprinting O +, O +and O +the O +functional O +significance O +of O +6 O +footprinted O +regions O +( O +FP1 O +- O +FP6 O +) O +within O +the O +proximal O +promoter O +was O +studied O +in O +human O +HepG2 O +hepatoblastoma O +cells O +. O + +In O +vitro O +translation O +and O +in O +vivo O +polysome O +profile O +analysis O +indicated O +that O +transcripts B-GENE +C I-GENE +and I-GENE +E I-GENE +were O +translated O +with O +similar O +translational O +efficiencies O +that O +are O +substantially O +greater O +than O +that O +of O +transcript B-GENE +D I-GENE +, O +suggesting O +that O +5 O +' O +- O +untranslated O +regions O +play O +a O +role O +in O +translational O +control O +. O + +We O +have O +introduced O +a O +mutation O +( O +Ser36 O +- O +- O +> O +Asn O +) O +into O +this O +domain O +of O +p190 B-GENE +that O +decreased O +its O +ability O +to O +bind O +guanine O +nucleotide O +when O +expressed O +as O +a O +hemagglutinin B-GENE +( O +HA B-GENE +) O +- O +tagged O +protein O +in O +COS O +cells O +. O + +Wild O +type O +HA B-GENE +- O +p190 B-GENE +induced O +a O +phenotype O +of O +rounded O +cells O +with O +long O +, O +beaded O +extensions O +similar O +to O +that O +seen O +when O +Rho B-GENE +function O +is O +disrupted O +by O +ADP O +- O +ribosylation O +. O + +We O +emphasize O +that O +ANCA B-GENE +- O +associated O +vasculitis O +is O +another O +important O +complication O +of O +RA O +. O + +The O +downstream O +, O +TATA O +- O +less O +promoter O +has O +high O +G O ++ O +C O +content O +, O +and O +exon O +1b O +predominates O +among O +abundantly O +expressed O +mRNA O +species O +. O + +Although O +we O +predicted O +that O +overexpression O +of O +the O +COOH O +- O +terminal O +domains O +, O +which O +were O +thought O +to O +be O +involved O +in O +the O +regulation O +of O +SREBP B-GENE +processing O +, O +would O +result O +in O +disruption O +of O +the O +SREBP B-GENE +- O +dependent O +transcriptional O +regulation O +of O +several O +genes O +, O +the O +mRNA O +levels O +for O +3 B-GENE +- I-GENE +hydroxy I-GENE +- I-GENE +3 I-GENE +- I-GENE +methylglutaryl I-GENE +coenzyme I-GENE +A I-GENE +( I-GENE +HMG I-GENE +CoA I-GENE +) I-GENE +synthase I-GENE +in O +these O +two O +cell O +lines O +were O +regulated O +in O +a O +sterol O +- O +dependent O +manner O +. O + +Dry O +matter O +intake O +, O +apparent O +nutrient O +digestibilities O +, O +serum O +chemistry O +profiles O +, O +sphingolipid O +concentrations O +, O +and O +persistency O +of O +FB1 O +in O +tissues O +were O +evaluated O +. O + +However O +, O +no O +studies O +have O +been O +conducted O +to O +further O +investigate O +this O +potentially O +hazardous O +effect O +of O +lidocaine O +. O + +E O +. O +, O +Scott O +, O +J O +. O + +Yap1p B-GENE +is O +constitutively O +nuclear O +in O +a O +crm1 B-GENE +mutant I-GENE +, O +and O +Crm1p B-GENE +binds O +to O +a O +nuclear O +export O +sequence O +( O +NES O +) O +- O +like O +sequence O +in O +Yap1p B-GENE +in O +the O +presence O +of O +RanGTP B-GENE +. O + +Mean O +intake O +of O +vitamin O +A O +amounted O +to O +1 O +. O +1 O +and O +0 O +. O +9 O +mg O +RE O +/ O +day O +for O +men O +and O +women O +, O +respectively O +; O +the O +contributions O +of O +meat O +, O +fats O +and O +oils O +, O +vegetables O +and O +dairy O +products O +to O +total O +intake O +were O +35 O +% O +, O +24 O +% O +, O +16 O +% O +, O +and O +16 O +% O +, O +respectively O +. O + +Furthermore O +, O +RING1 B-GENE +overexpression O +results O +in O +enhanced O +expression O +of O +the O +proto O +- O +oncogenes O +c B-GENE +- I-GENE +jun I-GENE +and O +c B-GENE +- I-GENE +fos I-GENE +. O + +The O +yeast B-GENE +RER2 I-GENE +gene I-GENE +, O +identified O +by O +endoplasmic O +reticulum O +protein O +localization O +mutations O +, O +encodes O +cis B-GENE +- I-GENE +prenyltransferase I-GENE +, O +a O +key O +enzyme O +in O +dolichol O +synthesis O +. O + +The O +yeast O +retrotransposon B-GENE +Ty5 I-GENE +preferentially O +integrates O +into O +regions O +of O +silent O +chromatin O +. O + +The O +loss O +of O +SKO1 B-GENE +completely O +restored O +ENA1 B-GENE +expression O +in O +a O +hog1 B-GENE +mutant I-GENE +and O +partially O +suppressed O +the O +osmotic O +stress O +sensitivity O +, O +qualifying O +Sko1p B-GENE +as O +a O +downstream O +effector O +of O +the O +HOG B-GENE +pathway O +. O + +Elevated O +expression O +of O +a O +previously O +uncharacterized O +gene O +, O +SPP381 B-GENE +, O +efficiently O +suppresses O +the O +growth O +and O +splicing O +defects O +of O +a O +temperature O +- O +sensitive O +( O +Ts O +) O +mutant B-GENE +prp38 I-GENE +- I-GENE +1 I-GENE +. O + +The O +slower O +- O +electrophoretic O +- O +mobility O +form O +of O +p68 B-GENE +was O +absent O +in O +human O +cells O +in O +G1 O +/ O +S O +and O +appeared O +as O +the O +cells O +entered O +G2 O +/ O +M O +. O + +We O +have O +identified O +amino O +acid O +sequences O +in O +mammalian O +and O +Xenopus O +NeuroD1 B-GENE +/ O +BETA2 B-GENE +that O +are O +necessary O +for O +insulin B-GENE +gene I-GENE +expression O +and O +ectopic O +neurogenesis O +. O + +Recent O +studies O +have O +suggested O +that O +Y319 O +also O +positively O +regulate O +ZAP B-GENE +- I-GENE +70 I-GENE +function O +. O + +Genetic O +and O +molecular O +data O +indicate O +that O +wild B-GENE +- I-GENE +type I-GENE +Pan I-GENE +and O +CiD B-GENE +compete O +for O +binding O +to O +Arm B-GENE +, O +leading O +to O +a O +compromised O +transduction O +of O +the O +Wg B-GENE +signal O +in O +heterozygous O +ciD B-GENE +/ I-GENE ++ I-GENE +animals O +and O +to O +a O +dramatic O +enhancement O +of O +the O +gain O +- O +of O +- O +function O +activity O +of O +CiD B-GENE +in O +homozygous O +mutants O +. O + +Another O +ORF O +, O +dda B-GENE +. I-GENE +2 I-GENE +located O +between O +modA B-GENE +and O +dda B-GENE +, O +shares O +sequence O +similarity O +with O +sigma70 B-GENE +, O +and O +we O +call O +it O +srd B-GENE +. O + +The O +location O +of O +the O +IBS O +within O +the O +catB B-GENE +structural I-GENE +gene I-GENE +, O +the O +cooperativity O +observed O +in O +footprinting O +studies O +and O +phasing O +studies O +suggest O +that O +the O +IBS O +participates O +in O +the O +interaction O +of O +CatR B-GENE +with O +the O +upstream O +binding O +sites O +by O +looping O +out O +the O +intervening O +DNA O +. O + +In O +vitro O +transcription O +assays O +demonstrate O +that O +the O +TCA O +- O +cycle O +intermediate O +, O +fumarate O +, O +directly O +and O +specifically O +inhibits O +the O +formation O +of O +the O +clcA B-GENE +transcript I-GENE +. O + +BIAcore O +analysis O +gave O +a O +Kaff O +of O +4 O +. O +4 O +x O +10 O +( O +10 O +) O +M O +- O +1 O +for O +the O +binding O +of O +N B-GENE +- I-GENE +A3 I-GENE +to O +T84 B-GENE +. I-GENE +1 I-GENE +and O +2 O +. O +2 O +x O +10 O +( O +10 O +) O +M O +- O +1 O +for O +the O +binding O +of O +N B-GENE +- I-GENE +A3 I-GENE +to O +T84 B-GENE +. I-GENE +66 I-GENE +. O + +Expression O +of O +p130 B-GENE +( O +Cas B-GENE +) O +( O +Cas B-GENE +) O +, O +a O +major O +binding O +protein O +for O +the O +Crk B-GENE +SH2 B-GENE +- I-GENE +domain I-GENE +, O +also O +induced O +JNK B-GENE +activation O +, O +which O +was O +blocked O +by O +the O +SH2 B-GENE +- I-GENE +mutant I-GENE +of O +Crk B-GENE +. O + +Positive O +correlations O +were O +seen O +between O +the O +measurements O +for O +protein O +intake O +( O +r O += O +. O +58 O +, O +P O += O +. O +0026 O +) O +energy O +intake O +( O +r O += O +. O +78 O +, O +P O +< O +. O +00001 O +) O +, O +with O +mean O +differences O +of O +. O +066 O +g O +/ O +kg O +/ O +d O +( O +SD O +. O +38 O +) O +2 O +. O +04 O +kcal O +/ O +kg O +/ O +day O +( O +SD O +6 O +. O +67 O +) O +, O +respectively O +. O + +The O +Og4C3 B-GENE +enzyme O +- O +linked O +immunosorbent O +assay O +( O +ELISA O +) O +to O +detect O +circulating O +Wuchereria B-GENE +bancrofti I-GENE +antigen I-GENE +uses O +50 O +microL O +of O +serum O +. O + +We O +now O +show O +that O +gp200 B-GENE +- O +MR6 B-GENE +ligation O +can O +also O +mimic O +IL B-GENE +- I-GENE +4 I-GENE +and O +have O +an O +anti O +- O +proliferative O +pro O +- O +maturational O +influence O +within O +the O +immune O +system O +, O +causing O +up O +- O +regulation O +of O +co O +- O +stimulatory O +molecules O +on O +B O +lymphocytes O +. O + +The O +Mig1 B-GENE +repressor I-GENE +is O +a O +zinc B-GENE +finger I-GENE +protein I-GENE +that O +mediates O +glucose O +repression O +in O +yeast O +. O + +Recurrent O +arterial O +thrombotic O +disease O +on O +young O +onset O +and O +protein B-GENE +S I-GENE +deficiency O +. O + +We O +showed O +that O +Stat3 B-GENE +and O +Stat3beta B-GENE +were O +affinity O +purified O +using O +phosphopeptides O +containing O +Y704 O +and O +Y744 O +but O +not O +by O +nonphosphorylated O +peptide O +analogues O +or O +by O +phosphopeptides O +containing O +Y729 O +and O +Y764 O +. O + +Taken O +together O +, O +our O +results O +indicate O +that O +the O +FCR1 B-GENE +gene I-GENE +behaves O +as O +a O +negative O +regulator O +of O +drug O +resistance O +in O +C O +. O +albicans O +and O +constitute O +the O +first O +evidence O +that O +FCZ O +resistance O +can O +result O +from O +the O +inactivation O +of O +a O +regulatory O +factor O +such O +as O +Fcr1p B-GENE +. O + +These O +findings O +suggest O +that O +late O +MYO O +/ O +M O +is O +more O +useful O +than O +washout O +rate O +to O +assess O +the O +effect O +of O +treatment O +on O +heart O +failure O +due O +to O +DCM O +. O + +This O +study O +was O +undertaken O +to O +evaluate O +how O +couplers O +and O +their O +placement O +affect O +the O +ALGO2 O +click O +spectral O +properties O +. O + +CONCLUSIONS O +: O +Pretreatment O +with O +OCs O +prior O +to O +pituitary O +suppression O +in O +the O +early O +follicular O +phase O +decreases O +ovarian O +cyst O +formation O +, O +without O +an O +apparent O +effect O +on O +subsequent O +follicular O +recruitment O +or O +pregnancy O +rates O +. O + +With O +regard O +to O +the O +optimal O +threshold O +values O +, O +sensitivity O +and O +specificity O +were O +100 O +% O +/ O +97 O +% O +and O +95 O +% O +/ O +95 O +% O +with O +FDG O +PET O +, O +compared O +to O +86 O +% O +/ O +92 O +% O +and O +77 O +% O +/ O +82 O +% O +with O +IS O +, O +respectively O +. O + +Dorsal O +root O +ganglia O +neuron O +- O +specific O +promoter O +activity O +of O +the O +rabbit B-GENE +beta I-GENE +- I-GENE +galactoside I-GENE +alpha1 I-GENE +, I-GENE +2 I-GENE +- I-GENE +fucosyltransferase I-GENE +gene I-GENE +. O + +This O +suggests O +roles O +for O +both O +the O +CE1 O +and O +CE2 O +elements O +in O +regulating O +Hoxb1 B-GENE +gene I-GENE +expression O +during O +development O +. O + +CAL O +gain O +amounted O +to O +4 O +. O +2 O ++ O +/ O +- O +1 O +. O +3 O +mm O +, O +60 O +% O +of O +the O +defects O +showing O +CAL O +gain O +> O +or O += O +4 O +mm O +. O + +Lead O +fixation O +in O +dogs O +achieved O +with O +RF O +energy O +. O + +Further O +, O +we O +show O +that O +this O +EIA B-GENE +- O +inducible O +CBF O +/ O +cdc2 B-GENE +is O +related O +to O +the O +CBF B-GENE +which O +was O +shown O +to O +activate O +the O +heat B-GENE +shock I-GENE +protein I-GENE +70 I-GENE +promoter I-GENE +. O + +The O +percutaneous O +absorption O +of O +clindamycin O +was O +studied O +in O +healthy O +male O +volunteers O +, O +comparing O +two O +investigative O +clindamycin O +( O +% O +w O +/ O +v O +) O +/ O +tretinoin O +( O +0 O +. O +025 O +% O +w O +/ O +v O +) O +gels O +, O +containing O +clindamycin O +phosphate O +ester O +and O +clindamycin O +HCl O +, O +respectively O +, O +relative O +to O +a O +clindamycin O +phosphate O +lotion O +( O +1 O +% O +clindamycin O +; O +Dalacin O +T O +) O +. O + +The O +BAL O +concentrations O +of O +the O +nine O +cytokines O +evaluated O +for O +the O +more O +and O +less O +affected O +lungs O +were O +compared O +: O +interleukin B-GENE +- I-GENE +6 I-GENE +( O +IL B-GENE +- I-GENE +6 I-GENE +) O +, O +IL B-GENE +- I-GENE +8 I-GENE +, O +IL B-GENE +- I-GENE +12 I-GENE +, O +tumor B-GENE +necrosis I-GENE +factor I-GENE +- I-GENE +alpha I-GENE +( O +TNF B-GENE +- I-GENE +alpha I-GENE +) O +, O +and O +interferon B-GENE +gamma I-GENE +( O +IFN B-GENE +- I-GENE +gamma I-GENE +) O +showed O +significant O +differences O +( O +p O +ranged O +between O +0 O +. O + +Phosphorylation O +analyses O +indicated O +that O +inhibition O +of O +ERK B-GENE +- I-GENE +1 I-GENE +/ I-GENE +2 I-GENE +decreased O +okadaic O +acid O +- O +elevated O +phosphorylation O +of O +JunD B-GENE +and O +FosB B-GENE +. O + +Two O +- O +way O +analysis O +of O +variance O +was O +used O +to O +determine O +whether O +composite O +knowledge O +score O +differed O +among O +patient O +groups O +. O + +The O +human O +pathogenic O +bacterium O +group O +A O +Streptococcus O +produces O +an O +extracellular O +cysteine B-GENE +protease I-GENE +[ O +streptococcal B-GENE +pyrogenic I-GENE +exotoxin I-GENE +B I-GENE +( O +SpeB B-GENE +) O +] O +that O +is O +a O +critical O +virulence O +factor O +for O +invasive O +disease O +episodes O +. O + +The O +orbitofrontal O +, O +cingulate O +, O +and O +anteromedial O +part O +of O +the O +dorsal O +premotor O +areas O +were O +preferentially O +activated O +by O +the O +self O +- O +initiated O +hand O +movement O +task O +( O +SELF O +) O +. O + +The O +peroxisome O +biogenesis O +disorders O +( O +PBDs O +) O +are O +a O +set O +of O +lethal O +genetic O +diseases O +characterized O +by O +peroxisomal O +metabolic O +deficiencies O +, O +multisystem O +abnormalities O +, O +mental O +retardation O +, O +and O +premature O +death O +. O + +The O +active O +site O +includes O +the O +acidic O +triad O +Asp53 O +( O +the O +site O +of O +phosphorylation O +) O +, O +Asp10 O +and O +Glu9 O +. O + +In O +PAV O +- O +3 O +, O +the O +E1A B-GENE +region I-GENE +is O +located O +between O +1 O +. O +5 O +and O +3 O +. O +8 O +map O +units O +. O + +Six O +putative O +MDV O +genome O +products O +, O +including O +one O +Rep B-GENE +and O +five O +non O +- O +Rep B-GENE +proteins O +, O +show O +high O +( O +70 O +. O +4 O +- O +90 O +. O +9 O +% O +) O +amino O +acid O +identity O +to O +the O +corresponding O +six O +FBNYV B-GENE +proteins I-GENE +, O +whereas O +two O +other O +Rep B-GENE +proteins I-GENE +encoded O +by O +MDV B-GENE +- I-GENE +C2 I-GENE +and O +C3 B-GENE +are O +82 O +. O +3 O +% O +and O +73 O +. O +0 O +% O +identical O +to O +those O +encoded O +by O +SCSV B-GENE +- I-GENE +C2 I-GENE +and O +C6 B-GENE +, O +respectively O +. O + +MPO B-GENE +was O +labeled O +with O +1 O +mCi O +125I O +by O +a O +technique O +of O +self O +- O +labeling O +in O +the O +presence O +of O +10 O +( O +- O +4 O +) O +M O +hydrogen O +peroxide O +. O + +It O +is O +related O +to O +a O +variety O +of O +mammalian O +Golgi O +- O +associated O +proteins O +and O +to O +the O +yeast O +Uso1p B-GENE +, O +an O +essential O +protein O +involved O +in O +docking O +of O +endoplasmic O +reticulum O +- O +derived O +vesicles O +to O +the O +cis O +- O +Golgi O +. O + +The O +data O +indicate O +that O +Bmp2 B-GENE +is O +directly O +regulated O +by O +retinoic O +acid O +- O +bound O +receptors O +and O +Sp1 B-GENE +. O + +Both O +proteins O +were O +shown O +to O +be O +constitutively O +associated O +with O +tubulin B-GENE +. O + +HEED B-GENE +was O +found O +to O +bind O +to O +MA B-GENE +protein I-GENE +in O +vitro O +, O +as O +efficiently O +as O +in O +vivo O +in O +yeast O +cells O +. O + +Fas B-GENE +- O +resistant O +DT O +- O +40 O +lymphoma O +B O +- O +cells O +rendered O +BTK B-GENE +- O +deficient O +through O +targeted O +disruption O +of O +the O +btk B-GENE +gene I-GENE +by O +homologous O +recombination O +knockout O +underwent O +apoptosis O +after O +Fas B-GENE +ligation O +, O +but O +wild O +- O +type O +DT O +- O +40 O +cells O +or O +BTK B-GENE +- O +deficient O +DT O +- O +40 O +cells O +reconstituted O +with O +wild B-GENE +- I-GENE +type I-GENE +human I-GENE +btk I-GENE +gene I-GENE +did O +not O +. O + +Varicella B-GENE +- I-GENE +zoster I-GENE +virus I-GENE +( I-GENE +VZV I-GENE +) I-GENE +glycoprotein I-GENE +gI I-GENE +is O +a O +type B-GENE +1 I-GENE +transmembrane I-GENE +glycoprotein I-GENE +which O +is O +one O +component O +of O +the O +heterodimeric O +gE B-GENE +: O +gI B-GENE +Fc I-GENE +receptor I-GENE +complex O +. O + +To O +this O +end O +, O +we O +analyzed O +the O +phosphorylation O +status O +of O +a O +universal O +tyrosine B-GENE +kinase I-GENE +substrate O +, O +the O +transforming O +Shc B-GENE +adapter I-GENE +protein I-GENE +, O +in O +fibroblasts O +expressing O +the O +viral O +oncogene O +. O + +These O +genes O +were O +expressed O +in O +a O +Saccharomyces O +cerevisiae O +mutant O +in O +which O +the O +endogenous B-GENE +ferrochelatase I-GENE +gene I-GENE +( O +HEM15 B-GENE +) O +had O +been O +deleted O +, O +and O +the O +phenotypes O +of O +the O +transformants O +were O +characterized O +. O + +In O +this O +study O +, O +evidence O +is O +presented O +that O +temporally O +and O +spatially O +specific O +mef2 B-GENE +expression O +is O +controlled O +by O +a O +complex O +array O +of O +cis O +- O +acting O +regulatory O +modules O +that O +are O +responsive O +to O +different O +genetic O +signals O +. O + +Furthermore O +, O +using O +transgenic O +mouse O +technology O +we O +localized O +independent O +cis O +- O +regulatory O +elements O +controlling O +the O +tissue O +- O +specific O +expression O +of O +Pax6 B-GENE +. O + +In O +the O +second O +experiment O +, O +a O +stable O +nickel O +isotope O +, O +61Ni O +, O +was O +given O +in O +drinking O +water O +to O +20 O +nickel O +- O +sensitized O +women O +and O +20 O +age O +- O +matched O +controls O +, O +both O +groups O +having O +vesicular O +hand O +eczema O +of O +the O +pompholyx O +type O +. O + +Folded O +tissue O +and O +crimped O +collagen B-GENE +fibers O +in O +the O +tunica O +albuginea O +permit O +its O +expansion O +during O +erection O +. O + +Number O +of O +patients O +infected O +with O +nontuberculous O +mycobacteria O +( O +NTM O +) O +is O +increasing O +world O +- O +wide O +in O +recent O +years O +. O + +Comparison O +of O +the O +sequences O +of O +attP B-GENE +, O +attB B-GENE +and O +bacteria O +- O +prophage O +junctions O +attL B-GENE +and O +attR B-GENE +showed O +a O +26 O +bp O +common O +core O +sequence O +, O +where O +recombination O +takes O +place O +, O +near O +the O +5 O +' O +end O +of O +the O +integrase B-GENE +gene I-GENE +. O + +Interferon B-GENE +- I-GENE +alpha I-GENE +treatment O +of O +posttransplant O +lymphoproliferative O +disorder O +in O +recipients O +of O +solid O +organ O +transplants O +. O + +Immunological O +testing O +was O +performed O +on O +all O +brewery O +workers O +and O +some O +control O +volunteers O +using O +skin O +prick O +testing O +with O +hops O +, O +barley O +, O +and O +yeast O +antigens O +as O +well O +as O +other O +nonoccupational O +allergens O +, O +and O +by O +determining O +total O +serum B-GENE +IgE I-GENE +levels O +. O + +OBJECTIVE O +: O +To O +evaluate O +the O +accuracy O +of O +working O +casts O +for O +crown O +and O +bridge O +restorations O +made O +from O +twin O +mix O +putty O +/ O +wash O +silicone O +elastomeric O +impression O +materials O +using O +different O +types O +of O +stock O +tray O +. O + +OBJECTIVES O +: O +To O +assess O +the O +ability O +of O +pretreatment O +and O +post O +- O +treatment O +prostate B-GENE +- I-GENE +specific I-GENE +antigen I-GENE +( O +PSA B-GENE +) O +measurements O +, O +clinical O +tumor O +stage O +, O +tumor O +grade O +, O +Gleason O +sum O +, O +race O +, O +age O +, O +and O +radiation O +dose O +to O +predict O +the O +recurrence O +of O +prostate O +cancer O +following O +external O +beam O +radiation O +therapy O +( O +XRT O +) O +since O +the O +introduction O +of O +PSA B-GENE +as O +a O +tumor O +marker O +at O +one O +tertiary O +care O +center O +. O + +To O +evaluate O +whether O +the O +human O +gene O +is O +also O +a O +target O +of O +thyroid O +hormone O +we O +have O +searched O +for O +T3 O +- O +responsive O +elements O +in O +NRGN B-GENE +cloned O +genomic O +fragments O +spanning O +the O +whole O +gene O +. O + +The O +transcriptional O +activity O +of O +PPARgamma B-GENE +is O +positively O +modulated O +by O +ligand O +binding O +and O +negatively O +regulated O +by O +phosphorylation O +mediated O +by O +the O +MEK B-GENE +/ O +ERK B-GENE +signaling O +pathway O +. O + +BACKGROUND O +: O +Diazepam O +, O +one O +of O +the O +benzodiazepine O +group O +of O +tranquilizers O +, O +is O +used O +as O +an O +adjunctive O +drug O +for O +sedation O +and O +for O +relief O +of O +anxiety O +in O +the O +treatment O +of O +epilepsy O +. O + +Bioplastique O +granuloma O +presents O +with O +irregularly O +shaped O +cystic O +spaces O +of O +varying O +size O +containing O +jagged O +, O +translucent O +, O +nonbirefringent O +foreign O +bodies O +whereas O +Artecoll O +granuloma O +shows O +numerous O +round O +vacuoles O +nearly O +identical O +in O +size O +and O +shape O +enclosing O +round O +and O +sharply O +circumscribed O +, O +translucent O +, O +nonbirefringent O +foreign O +bodies O +. O + +This O +Tbx6 B-GENE +- I-GENE +subfamily I-GENE +gene I-GENE +is O +likely O +to O +participate O +in O +paraxial O +mesoderm O +formation O +and O +somitogenesis O +in O +human O +embryo O +. O + +Structure O +- O +function O +analysis O +of O +the O +Z O +- O +DNA O +- O +binding O +domain O +Zalpha O +of O +dsRNA B-GENE +adenosine I-GENE +deaminase I-GENE +type I-GENE +I I-GENE +reveals O +similarity O +to O +the O +( B-GENE +alpha I-GENE ++ I-GENE +beta I-GENE +) I-GENE +family I-GENE +of O +helix B-GENE +- I-GENE +turn I-GENE +- I-GENE +helix I-GENE +proteins I-GENE +. O + +In O +addition O +, O +the O +regulation O +of O +Glvr B-GENE +- I-GENE +1 I-GENE +gene I-GENE +expression O +also O +has O +potential O +applications O +to O +gene O +therapy O +, O +since O +retroviral O +vectors O +carrying O +gibbon B-GENE +ape I-GENE +leukemia I-GENE +virus I-GENE +envelope I-GENE +proteins I-GENE +are O +used O +for O +gene O +delivery O +into O +different O +cell O +types O +. O + +Carbohydrates O +and O +glycoconjugates O +biophysical O +methods O +. O + +Molecular O +cloning O +of O +mouse B-GENE +glycolate I-GENE +oxidase I-GENE +. O + +In O +such O +a O +manner O +, O +activated O +PKR B-GENE +inhibits O +cell O +growth O +and O +induces O +apoptosis O +, O +whereas O +disruption O +of O +normal O +PKR B-GENE +signaling O +results O +in O +unregulated O +cell O +growth O +. O + +We O +isolated O +a O +ribosomal B-GENE +protein I-GENE +L18 I-GENE +by O +interaction O +with O +PKR B-GENE +. O + +Processing O +of O +the O +polycistronic O +precursor O +requires O +nucleases O +also O +involved O +in O +rRNA O +processing O +, O +i O +. O +e O +. O +, O +Rnt1p B-GENE +and O +Rat1p B-GENE +. O + +Furthermore O +, O +rhoA B-GENE +- O +mediated O +SRE O +activation O +was O +blocked O +by O +dominant O +negative O +mutants O +of O +PKC B-GENE +- I-GENE +alpha I-GENE +or O +PKC B-GENE +- I-GENE +epsilon I-GENE +. O + +Nip7p B-GENE +- O +depleted O +cells O +exhibited O +the O +same O +defects O +as O +Nop8p B-GENE +- O +depleted O +cells O +, O +except O +that O +they O +accumulated O +27S B-GENE +precursors I-GENE +. 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O + +Dual O +roles O +of O +p82 B-GENE +, O +the O +clam O +CPEB B-GENE +homolog I-GENE +, O +in O +cytoplasmic O +polyadenylation O +and O +translational O +masking O +. O + +The O +pattern O +of O +RNase B-GENE +E I-GENE +digestion O +of O +finP305 B-GENE +RNA I-GENE +differed O +from O +FinP B-GENE +, O +and O +GST B-GENE +- O +FinO B-GENE +did O +not O +protect O +finP305 B-GENE +RNA I-GENE +from O +cleavage O +in O +vitro O +. O + +Transcription O +readthrough O +into O +the O +inverted O +repeats O +has O +little O +effect O +on O +this O +event O +. O + +In O +the O +second O +case O +, O +an O +epidermal O +cyst O +was O +diagnosed O +. O + +MotA B-GENE +also O +binds O +a O +DNA O +sequence O +( O +a O +MotA B-GENE +box I-GENE +) O +, O +centered O +at O +position O +- O +30 O +. 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O + +Another O +group O +of O +HIPP O +- O +and O +HCX O +- O +lesioned O +animals O +trained O +on O +the O +tasks O +after O +the O +lesion O +showed O +reduced O +impairments O +of O +the O +type O +described O +above O +, O +suggesting O +that O +extrahippocampal O +structures O +trained O +after O +the O +lesion O +can O +assume O +the O +role O +of O +the O +hippocampus O +to O +some O +degree O +. O + +The O +case O +for O +neutrinos O +from O +SN O +1987A O +. O + +Scaling O +of O +fluctuations O +in O +one O +- O +dimensional O +interface O +and O +hopping O +models O +. O + +Model O +of O +spatiotemporal O +dynamics O +of O +stick O +- O +slip O +motion O +. O + +NMR O +of O +diffusing O +atoms O +in O +a O +periodic O +porous O +medium O +in O +the O +presence O +of O +a O +nonuniform O +magnetic O +field O +. O + +Microstructure O +and O +conductivity O +of O +hierarchical O +laminate O +composites O +. O + +Anisotropic O +heat O +transport O +in O +the O +octylcyanobiphenyl O +( O +8CB O +) O +liquid O +crystal O +. O + +Direct O +approach O +to O +the O +study O +of O +soliton O +perturbations O +. O + +Mutations O +affecting O +only O +CD4 B-GENE +regulation O +mapped O +to O +residues O +previously O +shown O +to O +mediate O +the O +binding O +of O +Nef B-GENE +to O +this O +receptor O +, O +such O +as O +W57 O +and O +L58 O +, O +as O +well O +as O +to O +an O +AP B-GENE +- I-GENE +recruiting I-GENE +dileucine I-GENE +motif I-GENE +and O +to O +an O +acidic O +dipeptide O +in O +the O +C O +- O +terminal O +region O +of O +the O +protein O +. O + +The O +lytic O +cycle O +of O +KSHV O +, O +probably O +under O +the O +initial O +control O +of O +the O +KSHV B-GENE +/ I-GENE +Rta I-GENE +gene I-GENE +, O +may O +directly O +contribute O +to O +tumor O +pathogenesis O +. O + +We O +conclude O +that O +( O +i O +) O +we O +have O +identified O +several O +candidate O +latency O +genes O +of O +murine O +gammaHV68 O +, O +( O +ii O +) O +expression O +of O +genes O +during O +latency O +may O +be O +different O +in O +different O +organs O +, O +consistent O +with O +multiple O +latency O +programs O +and O +/ O +or O +multiple O +cellular O +sites O +of O +latency O +, O +and O +( O +iii O +) O +regions O +of O +the O +viral O +genome O +( O +v B-GENE +- I-GENE +bcl I-GENE +- I-GENE +2 I-GENE +gene I-GENE +, O +v B-GENE +- I-GENE +GCR I-GENE +gene I-GENE +, O +and O +gene B-GENE +73 I-GENE +) O +are O +transcribed O +during O +latency O +with O +both O +gammaHV68 O +and O +primate O +gammaherpesviruses O +. O + +These O +data O +indicate O +a O +functional O +role O +for O +U1 B-GENE +in O +NRS B-GENE +- O +mediated O +splicing O +inhibition O +. O + +This O +suggests O +that O +the O +DcuS B-GENE +- O +DcuR B-GENE +system O +responds O +to O +external O +substrates O +. O + +Crossover O +in O +the O +specific O +heat O +of O +dilute O +magnets O +induced O +by O +critical O +spin O +- O +wave O +dynamics O +. O + +Erratum O +: O +Absence O +of O +precursor O +effects O +above O +the O +martensitic O +transformation O +in O +a O +virgin O +crystal O +of O +Li O +metal O + +Interplane O +coupling O +in O +the O +superconductor O +Y2Ba4Cu7O15 O +as O +revealed O +by O +NQR O +spin O +- O +echo O +double O +resonance O +. O + +Electronic O +structure O +of O +a O +buried O +NiSi2 O +or O +CoSi2 O +layer O +in O +bulk O +Si O +. O + +Raman O +investigation O +of O +YBa2 O +- O +xLaxCu3O7 O +ceramics O +. O + +Effects O +of O +point O +defects O +on O +lattice O +parameters O +of O +semiconductors O +. O + +Chaotic O +electron O +dynamics O +around O +a O +single O +elliptically O +shaped O +antidot O +. O + +However O +, O +deletions O +of O +the O +C O +terminal O +11 O +or O +14 O +amino O +acids O +had O +more O +substantial O +effects O +. O + +Sixty O +months O +after O +the O +initial O +vaccination O +, O +all O +vaccinees O +who O +received O +annual O +follow O +- O +up O +still O +had O +protective O +levels O +of O +anti B-GENE +- I-GENE +HAV I-GENE +. O + +However O +, O +after O +PRK O +at O +5 O +weeks O +of O +age O +, O +partial O +retreatment O +may O +be O +necessary O +due O +to O +regression O +of O +the O +PRK O +effect O +. O + +Its O +early O +lesions O +were O +characterized O +by O +angiomatosis O +, O +vasculopathy O +, O +and O +proliferation O +of O +synoviocytes O +and O +fibroblasts O +. O + +Molecular O +cloning O +of O +human O +cDNA O +encoding O +a O +novel O +beta1 B-GENE +, I-GENE +6 I-GENE +- I-GENE +N I-GENE +- I-GENE +acetylglucosaminyltransferase I-GENE +forming O +core O +2 O +and O +core O +4 O +. O + +Interspecific O +mouse O +back O +- O +cross O +analysis O +identified O +the O +loci O +for O +mouse B-GENE +3Ost I-GENE +genes I-GENE +and O +syntenic O +assignments O +of O +corresponding O +human O +isologs O +were O +confirmed O +by O +the O +identification O +of O +mapped O +sequence O +- O +tagged O +site O +markers O +. O + +The O +Scales O +of O +Cognitive O +Impairment O +Rated O +From O +Institutional O +Records O +( O +SCIRFIR O +) O +, O +a O +battery O +based O +on O +commonly O +used O +dementia O +rating O +instruments O +, O +was O +tested O +on O +the O +records O +of O +26 O +chronically O +institutionalized O +, O +elderly O +schizophrenia O +patients O +, O +for O +the O +purpose O +of O +retrospectively O +evaluating O +the O +long O +- O +term O +course O +of O +cognitive O +change O +in O +schizophrenia O +and O +relating O +it O +to O +available O +autopsy O +materials O +. O + +Most O +recently O +, O +the O +use O +of O +the O +product O +of O +brain O +weight O +and O +clearance O +has O +been O +proposed O +. O + +Recombination O +and O +transcription O +of O +the O +endogenous B-GENE +Ig I-GENE +heavy I-GENE +chain I-GENE +locus I-GENE +is O +effected O +by O +the O +Ig B-GENE +heavy I-GENE +chain I-GENE +intronic I-GENE +enhancer I-GENE +core I-GENE +region I-GENE +in O +the O +absence O +of O +the O +matrix O +attachment O +regions O +. O + +Two O +of O +these O +motifs O +are O +part O +of O +a O +highly O +conserved O +and O +inducible O +dyad O +symmetry O +element O +shown O +previously O +to O +control O +a O +remote O +IL B-GENE +- I-GENE +2 I-GENE +enhancer I-GENE +and O +the O +CD18 B-GENE +promoter I-GENE +. O + +In O +concert O +with O +the O +coactivator O +CREB B-GENE +binding I-GENE +protein I-GENE +/ O +p300 B-GENE +, O +which O +interacts O +with O +GABPalpha B-GENE +, O +the O +binding O +of O +GABPalpha B-GENE +and I-GENE +- I-GENE +beta I-GENE +to O +the O +dyad O +symmetry O +element O +controls O +the O +induction O +of O +IL B-GENE +- I-GENE +16 I-GENE +promoter I-GENE +in O +T O +cells O +. O + +TPO B-GENE +by O +itself O +did O +not O +activate O +ERK1 B-GENE +, O +ERK2 B-GENE +and O +protein B-GENE +kinase I-GENE +C I-GENE +( O +PKC B-GENE +) O +, O +whereas O +TPO B-GENE +directly O +enhanced O +the O +PKC B-GENE +- O +dependent O +activation O +of O +ERKs B-GENE +induced O +by O +other O +agonists O +including O +thrombin B-GENE +and O +phorbol O +esters O +, O +without O +affecting O +the O +PKC B-GENE +activation O +by O +those O +agonists O +. O + +BACKGROUND O +: O +In O +the O +ubiquitin B-GENE +- O +dependent O +proteolysis O +pathway O +, O +a O +ubiquitin B-GENE +ligase I-GENE +( O +E3 B-GENE +) O +is O +responsible O +for O +substrate O +selectivity O +and O +timing O +of O +degradation O +. O + +CONCLUSIONS O +: O +Fission B-GENE +yeast I-GENE +SCF I-GENE +is O +composed O +of O +Pop1 B-GENE +and O +Pop2 B-GENE +, O +two O +structurally O +related O +but O +functionally O +independent O +F B-GENE +- I-GENE +box I-GENE +/ I-GENE +WD I-GENE +- I-GENE +repeat I-GENE +proteins I-GENE +. O + +19F O +NMR O +studies O +in O +ABF4 O +- O +type O +layered O +antiferromagnets O +. O + +Optical O +- O +absorption O +spectra O +, O +crystal O +- O +field O +energy O +levels O +, O +and O +transition O +line O +strengths O +of O +holmium O +in O +trigonal O +Na3 O + +Observation O +of O +dipolar O +interactions O +between O +Pb0 O +defects O +at O +the O +( O +111 O +) O +Si O +/ O +SiO2 O +interface O +. O + +Quantum O +- O +statistical O +theory O +of O +high O +- O +field O +transport O +phenomena O +. O + +NH3 O +and O +NO O +interaction O +with O +Si O +( O +100 O +) O +- O +( O +2 O +x O +1 O +) O +surfaces O +. O + +Far O +- O +infrared O +hopping O +conductivity O +in O +the O +CuO O +chains O +of O +a O +single O +- O +domain O +YBa2Cu3O7 O +- O +delta O +crystal O +. O + +Surface O +spin O +waves O +in O +a O +Heisenberg O +ferrimagnet O +with O +a O +single O +- O +ion O +anisotropy O +( O +uniaxial O +and O +nonuniaxial O +) O +. O + +Multilayer O +- O +relaxation O +geometry O +and O +electronic O +structure O +of O +a O +W O +( O +111 O +) O +surface O +. O + +Temperature O +dependence O +of O +the O +sublattice O +spontaneous O +magnetization O +of O +YBa2Cu3O6 O +. O + +GW O +Gamma O +approximation O +for O +electron O +self O +- O +energies O +in O +semiconductors O +and O +insulators O +. O + +Precision O +measurement O +of O +the O +pion O +mass O +difference O +m O +pi O +- O +- O +m O +pi O +0 O +. O + +Testing O +gravity O +to O +second O +post O +- O +Newtonian O +order O +: O +A O +field O +- O +theory O +approach O +. O + +Genetic O +experiments O +using O +mutants O +defective O +in O +apontic B-GENE +and O +bruno B-GENE +reveal O +a O +functional O +interaction O +between O +these O +genes O +. O + +In O +the O +current O +model O +, O +Wingless B-GENE +/ O +Wnt B-GENE +signal O +stabilizes O +Armadillo B-GENE +/ O +beta B-GENE +- I-GENE +catenin I-GENE +, O +which O +then O +accumulates O +in O +nuclei O +and O +binds O +TCF B-GENE +/ O +LEF B-GENE +family O +proteins O +, O +forming O +bipartite O +transcription O +factors O +which O +activate O +transcription O +of O +Wingless B-GENE +/ O +Wnt B-GENE +responsive O +genes O +. O + +In O +support O +of O +clinical O +antianginal O +studies O +, O +the O +vasodilator O +nicorandil O +( O +NIC O +) O +was O +combined O +with O +the O +beta B-GENE +- I-GENE +adrenergic I-GENE +receptor I-GENE +antagonists O +propranolol O +( O +PRO O +) O +and O +atenolol O +( O +ATN O +) O +and O +with O +the O +calcium O +channel O +blocker O +diltiazem O +( O +DTZ O +) O +to O +determine O +their O +cardiovascular O +and O +pharmacokinetic O +interactions O +. O + +Elimination O +of O +ETH1 B-GENE +in O +apn1 B-GENE +strains O +also O +increased O +spontaneous O +mutation O +rates O +9 O +- O +or O +31 O +- O +fold O +compared O +to O +the O +wild O +type O +as O +determined O +by O +reversion O +to O +adenine O +or O +lysine O +prototrophy O +, O +respectively O +. O + +Elimination O +of O +ETH1 B-GENE +in O +apn1 B-GENE +strains O +also O +increased O +spontaneous O +mutation O +rates O +9 O +- O +or O +31 O +- O +fold O +compared O +to O +the O +wild O +type O +as O +determined O +by O +reversion O +to O +adenine O +or O +lysine O +prototrophy O +, O +respectively O +. O + +Mammalian O +Ras B-GENE +GTPase B-GENE +- I-GENE +activating I-GENE +protein I-GENE +( O +GAP B-GENE +) O +, O +p120 B-GENE +Ras B-GENE +- O +GAP B-GENE +, O +has O +been O +implicated O +as O +both O +a O +downregulator O +and O +effector O +of O +Ras B-GENE +proteins I-GENE +, O +but O +its O +precise O +role O +in O +Ras B-GENE +- O +mediated O +signal O +transduction O +pathways O +is O +unclear O +. O + +Three O +mog B-GENE +- I-GENE +1 I-GENE +alleles I-GENE +possess O +premature O +stop O +codons O +and O +are O +likely O +to O +be O +null O +alleles O +, O +and O +one O +is O +a O +missense O +mutation O +and O +is O +likely O +to O +retain O +residual O +activity O +. O +mog B-GENE +- I-GENE +1 I-GENE +mRNA I-GENE +is O +expressed O +in O +both O +germ O +line O +and O +somatic O +tissues O +and O +appears O +to O +be O +ubiquitous O +. O + +However O +, O +unlike O +the O +SIN3 B-GENE +gene I-GENE +of O +Saccharomyces O +cerevisiae O +, O +pst1 B-GENE +( I-GENE ++ I-GENE +) I-GENE +is O +essential O +for O +cell O +viability O +. O + +The O +Nmd3 B-GENE +protein I-GENE +sequence I-GENE +does O +not O +contain O +readily O +recognizable O +motifs O +of O +known O +function O +. O + +The O +distribution O +of O +the O +various O +repeats O +suggests O +its O +organization O +is O +similar O +to O +the O +beta O +- O +heterochromatic O +regions O +near O +the O +base O +of O +the O +major O +chromosome O +arms O +. O + +Calcitonin B-GENE +simultaneously O +regulates O +both O +periosteal O +hyperostosis O +and O +trabecular O +osteopenia O +in O +the O +spinal O +hyperostotic O +mouse O +( O +twy B-GENE +/ O +twy B-GENE +) O +in O +vivo O +. O + +In O +addition O +, O +we O +also O +show O +that O +cdk7 B-GENE +may O +phosphorylate O +the O +carboxy O +- O +terminal O +domain O +( O +CTD O +) O +of O +RNA B-GENE +pol I-GENE +II I-GENE +in O +the O +absence O +of O +promoter O +opening O +. O + +The O +therapy O +with O +a O +H2 B-GENE +- I-GENE +receptor I-GENE +antagonist O +is O +less O +effective O +than O +the O +triple O +therapies O +with O +omeprazole O +or O +lansoprazole O +. O + +In O +humans O +, O +three O +tissue B-GENE +- I-GENE +specific I-GENE +plastin I-GENE +isoforms I-GENE +have O +been O +identified O +. O + +No O +TATA O +or O +Inr O +sequence O +was O +found O +. O + +The O +inhibition O +by O +the O +RIalpha B-GENE +subunit I-GENE +is O +reversed O +by O +addition O +of O +nanomolar O +concentrations O +of O +cAMP O +( O +Ka O += O +40 O +nM O +) O +, O +thus O +demonstrating O +that O +PrKX B-GENE +is O +a O +novel O +, O +type B-GENE +I I-GENE +cAMP I-GENE +- I-GENE +dependent I-GENE +protein I-GENE +kinase I-GENE +that O +is O +activated O +at O +lower O +cAMP O +concentrations O +than O +the O +holoenzyme O +with O +the O +Calpha B-GENE +subunit I-GENE +of O +cAMP B-GENE +- I-GENE +dependent I-GENE +protein I-GENE +kinase I-GENE +. O + +In O +addition O +, O +in O +vitro O +mutagenesis O +of O +both O +Engrailed B-GENE +and O +Pbx1 B-GENE +sites I-GENE +indicated O +that O +other O +unidentified O +sites O +are O +responsible O +for O +the O +transcriptional O +enhancement O +observed O +with O +the O +intronic O +fragment O +. O + +Several O +secondary O +structure O +elements O +were O +identified O +. O + +Here O +, O +we O +evidence O +that O +the O +developmental O +functions O +of O +the O +family O +of O +transcription O +factors O +characterized O +by O +the O +POU B-GENE +DNA I-GENE +binding I-GENE +motif I-GENE +exerts O +roles O +in O +mammalian O +development O +. O + +High O +- O +affinity O +site O +- O +specific O +DNA O +binding O +by O +POU B-GENE +domain I-GENE +transcription I-GENE +factors I-GENE +requires O +both O +the O +POU B-GENE +- I-GENE +specific I-GENE +and O +the O +POU B-GENE +- I-GENE +homeodomain I-GENE +. O + +In O +the O +Oct B-GENE +- I-GENE +1 I-GENE +crystal O +, O +the O +POU B-GENE +- I-GENE +specific I-GENE +domain I-GENE +recognizes O +a O +GCAT O +half O +- O +site O +, O +while O +the O +corresponding O +sequence O +recognized O +by O +the O +Pit B-GENE +- I-GENE +1 I-GENE +POU B-GENE +- O +specific O +domain O +, O +GTAT O +, O +is O +on O +the O +opposing O +strand O +. O + +Most O +other O +end O +points O +were O +highly O +significant O +, O +and O +death O +, O +which O +was O +monitored O +across O +the O +U O +. O +S O +. O +program O +, O +was O +different O +with O +p O +< O +0 O +. O +0001 O +. O + +The O +other O +is O +located O +at O +- O +1335 O +, O +outside O +this O +highly O +conserved O +region O +. O + +Those O +radiological O +aspects O +were O +distributed O +in O +two O +categories O +: O +1 O +) O +type O +I O +- O +presenting O +variable O +sinusoidal O +filling O +. O + +Results O +demonstrated O +that O +the O +presence O +of O +myofibroblasts O +varied O +considerably O +from O +case O +to O +case O +and O +was O +always O +related O +to O +smooth O +muscle O +cell O +dispersion O +, O +which O +occurred O +around O +medium O +- O +sized O +damaged O +portal O +vein O +branches O +. O + +Radiative O +corrections O +to O +beta O +decay O +and O +the O +possibility O +of O +a O +fourth O +generation O +. O + +Depth O +- O +controlled O +grazing O +- O +incidence O +diffraction O +of O +synchrotron O +x O +radiation O +. O + +Oscillatory O +exchange O +of O +atoms O +between O +traps O +containing O +Bose O +condensates O +. O + +Structure O +determination O +of O +an O +adsorbate O +- O +induced O +multilayer O +reconstruction O +: O +( O +1 O +x O +2 O +) O +- O +H O +/ O +Ni O +( O +110 O +) O +. O + +Magnetic O +trapping O +of O +spin O +- O +polarized O +atomic O +hydrogen O +. O + +Northern O +blot O +and O +in O +situ O +hybridization O +analyses O +revealed O +GPR34 B-GENE +mRNA I-GENE +transcripts I-GENE +in O +several O +human O +and O +rat O +brain O +regions O +. O + +The O +microphthalmia B-GENE +- I-GENE +TFE I-GENE +( O +MiT B-GENE +) O +subfamily O +of O +basic B-GENE +helix I-GENE +- I-GENE +loop I-GENE +- I-GENE +helix I-GENE +leucine I-GENE +zipper I-GENE +( I-GENE +bHLH I-GENE +- I-GENE +ZIP I-GENE +) I-GENE +transcription I-GENE +factors I-GENE +, O +including O +TFE3 B-GENE +, O +TFEB B-GENE +, O +TFEC B-GENE +, O +and O +Mitf B-GENE +, O +has O +been O +implicated O +in O +the O +regulation O +of O +tissue O +- O +specific O +gene O +expression O +in O +several O +cell O +lineages O +. O + +Fifty O +- O +seven O +patients O +aged O +< O +55 O +years O +with O +acute O +lymphoblastic O +leukemia O +( O +ALL O +) O +in O +second O +or O +third O +bone O +marrow O +( O +BM O +) O +relapse O +or O +refractory O +to O +first O +- O +line O +therapy O +were O +enrolled O +in O +an O +Italian O +cooperative O +study O +. O + +The O +dorsal O +nerves O +of O +the O +penis O +were O +anesthetized O +bilaterally O +with O +lidocaine O +. O + +Early O +- O +onset O +scleral O +necrosis O +after O +iodine O +I O +125 O +plaque O +radiotherapy O +for O +ciliochoroidal O +melanoma O +. O + +Successful O +interaction O +of O +ARF B-GENE +and O +PKC B-GENE +- I-GENE +alpha I-GENE +with O +PLD1 B-GENE +was O +not O +achieved O +, O +but O +a O +C O +- O +terminal O +fragment O +of O +human B-GENE +PLD1 I-GENE +( O +denoted O +" O +D4 O +" O +) O +interacted O +with O +the O +active O +mutant O +of O +RhoA B-GENE +, O +RhoAVal B-GENE +- I-GENE +14 I-GENE +. O + +Vacuum O +Rabi O +splitting O +as O +a O +feature O +of O +linear O +- O +dispersion O +theory O +: O +Analysis O +and O +experimental O +observations O +. O + +High O +- O +pressure O +effects O +on O +ultrafast O +- O +relaxation O +kinetics O +of O +excitons O +in O +polydiacetylene O +4BCMU O +. O + +Drag O +reduction O +in O +turbulent O +flows O +by O +polymers O +. O + +Large O +scale O +electronic O +structure O +calculations O +. O + +Current O +world O +literature O +. O + +These O +results O +show O +that O +Ski B-GENE +is O +a O +component O +of O +the O +HDAC B-GENE +complex I-GENE +and O +that O +Ski B-GENE +is O +required O +for O +the O +transcriptional O +repression O +mediated O +by O +this O +complex O +. O + +Recombinant O +unr B-GENE +acts O +synergistically O +with O +recombinant O +PTB B-GENE +to O +stimulate O +translation O +dependent O +on O +the O +rhinovirus O +IRES O +. O + +Analysis O +of O +the O +consensus O +binding O +sequence O +and O +the O +DNA O +- O +binding O +domain O +of O +ZF5 B-GENE +. O + +Mapping O +of O +the O +human B-GENE +Voltage I-GENE +- I-GENE +Dependent I-GENE +Anion I-GENE +Channel I-GENE +isoforms I-GENE +1 I-GENE +and I-GENE +2 I-GENE +reconsidered O +. O + +Identification O +of O +RNase B-GENE +T I-GENE +as O +a O +high O +- O +copy O +suppressor O +of O +the O +UV O +sensitivity O +associated O +with O +single B-GENE +- I-GENE +strand I-GENE +DNA I-GENE +exonuclease I-GENE +deficiency O +in O +Escherichia O +coli O +. O + +Inhibition O +of O +phosphatidylinositol B-GENE +- I-GENE +3 I-GENE +kinase I-GENE +did O +not O +have O +a O +significant O +effect O +on O +p53 B-GENE +conformation O +but O +did O +have O +a O +weak O +but O +significant O +effect O +on O +Tpo B-GENE +- O +enhanced O +viability O +. O + +No O +difference O +in O +percentage O +of O +males O +in O +semen O +production O +was O +noted O +between O +strains O +, O +CP O +levels O +, O +or O +feeding O +regimens O +. O + +Further O +analysis O +of O +AP B-GENE +- I-GENE +1 I-GENE +DNA O +binding O +activities O +in O +7 O +- O +to O +14 O +- O +day O +culture O +activated O +HSCs O +led O +to O +the O +discovery O +of O +high B-GENE +mobility I-GENE +AP I-GENE +- I-GENE +1 I-GENE +complexes I-GENE +( O +HMAP B-GENE +- I-GENE +1 I-GENE +) O +. O + +Mutations O +of O +the O +AP B-GENE +- I-GENE +1 I-GENE +site I-GENE +of O +the O +TIMP B-GENE +- I-GENE +1 I-GENE +promoter I-GENE +that O +prevented O +formation O +of O +HMAP B-GENE +- I-GENE +1 I-GENE +caused O +a O +70 O +% O +loss O +of O +activity O +in O +transfected O +activated O +HSCs O +. O + +STUDY O +DESIGN O +: O +Salivary B-GENE +immunoglobulin I-GENE +A I-GENE +levels O +of O +each O +of O +20 O +subjects O +were O +determined O +on O +3 O +occasions O +: O +first O +, O +while O +the O +subject O +was O +still O +smoking O +; O +second O +, O +7 O +days O +after O +cessation O +of O +smoking O +; O +third O +, O +on O +the O +14th O +day O +after O +cessation O +. O + +Role O +of O +g2 O +in O +relating O +the O +Schwinger O +and O +Gerasimov O +- O +Drell O +- O +Hearn O +sum O +rules O +. O + +Spectroscopy O +of O +negative O +ions O +utilizing O +multiphoton O +detachment O +in O +a O +Raman O +coupling O +regime O +. O + +Band O +structure O +effects O +of O +transport O +properties O +in O +icosahedral O +quasicrystals O +. O + +Acoustic O +transmission O +spectra O +in O +the O +Penrose O +lattice O +. O + +Two O +- O +Channel O +Kondo O +Lattice O +: O +An O +Incoherent O +Metal O +. O + +Basal O +midexpiratory O +lower O +esophageal O +sphincter O +pressure O +was O +similar O +in O +the O +study O +group O +( O +mean O +[ O +SD O +] O +20 O +. O +1 O +[ O +9 O +. O +1 O +] O +mmHg O +) O +and O +controls O +( O +17 O +. O +6 O +[ O +6 O +. O +0 O +] O +mmHg O +) O +; O +the O +pressure O +did O +not O +change O +following O +EVS O +or O +EVL O +. O + +On O +the O +other O +hand O +, O +subjects O +with O +air O +trapping O +( O +residual O +volume O +( O +RV O +) O +/ O +total O +lung O +capacity O +( O +TLC O +) O +> O +37 O +% O +) O +disclosed O +not O +only O +a O +higher O +n O +( O +mit O +) O +( O +0 O +. O +63 O ++ O +/ O +- O +0 O +. O +17 O +versus O +0 O +. O +43 O ++ O +/ O +- O +0 O +. O +07 O +mt O +x O +microm O +( O +- O +2 O +) O +, O +p O +< O +0 O +. O +05 O +) O +but O +shorter O +sarcomeres O +( O +L O +( O +sar O +) O +) O +than O +subjects O +without O +this O +functional O +abnormality O +( O +2 O +. O +08 O ++ O +/ O +- O +0 O +. O +16 O +to O +2 O +. O +27 O ++ O +/ O +- O +0 O +. O +15 O +microm O +, O +p O +< O +0 O +. O +05 O +) O +. O + +Cyclin B-GENE +D1 I-GENE +- I-GENE +associated I-GENE +kinase I-GENE +activity O +and O +protein O +levels O +were O +increased O +in O +mammary O +tumors O +from O +murine O +mammary O +tumor O +virus O +- O +pp60 B-GENE +( O +c B-GENE +- I-GENE +src527F I-GENE +) O +transgenic O +mice O +. O + +The O +SH2 B-GENE +domain I-GENE +- I-GENE +containing I-GENE +inositol I-GENE +5 I-GENE +' I-GENE +- I-GENE +phosphatase I-GENE +( O +SHIP B-GENE +) O +recruits O +the O +p85 B-GENE +subunit I-GENE +of O +phosphoinositide B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +during O +FcgammaRIIb1 B-GENE +- O +mediated O +inhibition O +of O +B B-GENE +cell I-GENE +receptor I-GENE +signaling O +. O + +An O +increase O +in O +bone O +mineral O +density O +at O +the O +spine O +, O +total O +hip O +, O +and O +total O +body O +has O +been O +reported O +with O +raloxifene O +but O +seems O +to O +be O +less O +than O +that O +seen O +with O +estrogen O +or O +alendronate O +therapy O +. O + +However O +, O +in O +those O +studies O +due O +to O +the O +presence O +of O +thiol O +agents O +in O +the O +PKC B-GENE +preparations O +, O +the O +sensitive O +reaction O +of O +BPO O +with O +redox O +- O +active O +cysteine O +residues O +in O +PKC B-GENE +was O +not O +observed O +. O + +Interestingly O +, O +Csx B-GENE +/ O +Nkx2 B-GENE +. O + +We O +also O +identified O +an O +alternative O +spliced O +form O +of O +Lyp B-GENE +RNA I-GENE +, O +Lyp2 B-GENE +. O + +The O +costs O +were O +DM O +11 O +, O +562 O +for O +a O +PE O +, O +DM O +12 O +, O +477 O +for O +a O +VR O +and O +DM O +7 O +, O +532 O +for O +a O +MR O +. O + +We O +now O +provide O +evidence O +for O +physical O +and O +functional O +interaction O +between O +Doa4 B-GENE +and O +the O +proteasome O +. O + +Nipponbare O +as O +well O +as O +O O +. O +australiensis O +. O + +In O +addition O +, O +mapping O +of O +the O +promoter O +region O +and O +the O +identification O +of O +putative O +promoter O +regulatory O +sequences O +should O +give O +insight O +into O +the O +transcriptional O +regulation O +of O +UCP2 B-GENE +expression O +- O +- O +in O +particular O +by O +anyone O +of O +the O +above O +mentioned O +factors O +- O +- O +in O +vitro O +and O +in O +vivo O +. O + +The O +rate O +of O +resectability O +is O +low O +and O +5 O +- O +year O +survival O +is O +very O +poor O +. O + +In O +order O +to O +better O +characterize O +the O +distribution O +of O +ML O +and O +MAP O +estimates O +under O +these O +conditions O +, O +we O +derive O +a O +point O +approximation O +to O +density O +values O +of O +the O +conditional O +distribution O +of O +such O +estimates O +. O + +RT O +- O +PCR O +was O +performed O +using O +previously O +reported O +degenerate O +oligonucleotide O +primers O +to O +the O +ligand O +binding O +domain O +( O +LBD O +) O +of O +known O +beta B-GENE +integrin I-GENE +subunits I-GENE +and O +Bge B-GENE +cDNA I-GENE +. O + +The O +lowest O +culture O +failure O +rate O +of O +0 O +. O +2 O +per O +cent O +was O +found O +after O +EAF O +compared O +with O +0 O +. O +9 O +per O +cent O +among O +CVS O +. O + +Ectopic O +expression O +of O +d B-GENE +- I-GENE +axin I-GENE +inhibited O +Wingless B-GENE +signaling O +. O + +The O +corresponding O +differences O +in O +FVIIa B-GENE +and O +PAI B-GENE +- I-GENE +1 I-GENE +were O +not O +statistically O +significant O +. O + +On O +the O +other O +side O +, O +when O +the O +aortic O +ring O +was O +perfused O +with O +L O +- O +NNA O +( O +NO O +- O +synthesis O +inhibitor O +) O +or O +methylene O +blue O +( O +soluble O +cGMPase B-GENE +inhibitor O +) O +, O +the O +changes O +could O +be O +attenuated O +. O + +Nevertheless O +, O +inactivation O +of O +the O +cyclin B-GENE +E I-GENE +- O +Cdk2 B-GENE +complex O +in O +response O +to O +mitogen O +starvation O +occurs O +normally O +in O +MEFs O +that O +have O +a O +homozygous O +deletion O +of O +the O +p27 B-GENE +gene I-GENE +. O + +Identification O +and O +characterization O +of O +IS2404 B-GENE +and O +IS2606 B-GENE +: O +two O +distinct O +repeated O +sequences O +for O +detection O +of O +Mycobacterium O +ulcerans O +by O +PCR O +. O + +Taken O +together O +, O +these O +results O +are O +consistent O +with O +the O +possibility O +that O +p202 B-GENE +protein I-GENE +contributes O +to O +the O +cell O +growth O +retardation O +activity O +of O +the O +IFNs B-GENE +, O +at O +least O +in O +part O +, O +by O +modulating O +p21 B-GENE +protein I-GENE +levels O +. O + +Similar O +results O +were O +also O +obtained O +with O +a O +HepG2 O +hepatoblastoma O +cell O +line O +carrying O +wt B-GENE +p53 I-GENE +. O + +Partial O +sequencing O +of O +the O +region O +downstream O +of O +ORF B-GENE +- I-GENE +Pto I-GENE +revealed O +homology O +to O +the O +ru B-GENE +/ I-GENE +AB I-GENE +genes I-GENE +, O +involved O +in O +UV O +resistance O +, O +from O +plasmid O +pPSR1 O +. O + +The O +MSY2 B-GENE +associated O +kinase O +is O +not O +casein B-GENE +kinase I-GENE +2 I-GENE +, O +the O +kinase O +believed O +to O +phosphorylate O +mRNP3 B-GENE ++ I-GENE +4 I-GENE +in O +oocytes O +, O +but O +a O +yet O +unidentified O +kinase O +. O + +This O +suggests O +that O +helicase B-GENE +- I-GENE +like I-GENE +genes I-GENE +may O +be O +involved O +in O +the O +biosynthesis O +of O +nucleic O +acids O +and O +proteins O +, O +and O +that O +the O +genes O +can O +be O +transcriptionally O +activated O +by O +heat O +shock O +to O +compensate O +for O +the O +repressed O +synthesis O +of O +mRNA O +and O +protein O +. O + +These O +data O +provide O +the O +molecular O +tools O +for O +the O +final O +identification O +of O +the O +MKS B-GENE +and O +the O +MUL B-GENE +genes I-GENE +. O + +The O +origins O +of O +reflected O +light O +changes O +associated O +with O +neuronal O +activity O +( O +optical O +signals O +) O +were O +investigated O +in O +rat O +somatosensory O +cortex O +with O +optical O +imaging O +, O +microspectrophotometry O +, O +and O +laser O +- O +Doppler O +flowmetry O +, O +and O +dynamic O +changes O +in O +local O +hemoglobin B-GENE +concentration O +and O +oxygenation O +were O +focused O +on O +. O + +Human B-GENE +neuronal I-GENE +Elav I-GENE +- I-GENE +like I-GENE +proteins I-GENE +contain O +three O +RNP O +- O +type O +RNA O +recognition O +motifs O +( O +RRMs O +) O +. O + +Comparison O +of O +frequencies O +of O +atrial O +fibrillation O +after O +coronary O +artery O +bypass O +grafting O +with O +and O +without O +the O +use O +of O +cardiopulmonary O +bypass O +. O + +The O +results O +of O +supershift O +analysis O +using O +specific O +antibodies O +against O +transcription O +factors O +suggested O +that O +both O +binding O +complexes O +contained O +the O +NF B-GENE +- I-GENE +kappaB I-GENE +components O +p50 B-GENE +and O +p65 B-GENE +, O +and O +did O +not O +contain O +other O +NF B-GENE +- I-GENE +kappaB I-GENE +proteins I-GENE +( O +p52 B-GENE +, O +c B-GENE +- I-GENE +Rel I-GENE +, O +Rel B-GENE +B I-GENE +) O +, O +AP B-GENE +- I-GENE +1 I-GENE +proteins I-GENE +( O +c B-GENE +- I-GENE +Fos I-GENE +, O +C B-GENE +- I-GENE +Jun I-GENE +) O +, O +CREB B-GENE +or O +C B-GENE +/ I-GENE +EBPbeta I-GENE +( O +NF B-GENE +- I-GENE +IL6 I-GENE +) O +. O + +A O +set O +of O +peptides O +corresponding O +to O +the O +individual O +elements O +of O +secondary O +structure O +derived O +from O +the O +N O +- O +terminal O +domain O +of O +the O +ribosomal B-GENE +protein I-GENE +L9 I-GENE +have O +been O +synthesized O +. O + +The O +results O +showed O +that O +IFN B-GENE +- I-GENE +gamma I-GENE +stimulated O +the O +rapid O +accumulation O +of O +interferon B-GENE +regulated I-GENE +factor I-GENE +( I-GENE +IRF I-GENE +) I-GENE +- I-GENE +1 I-GENE +mRNA I-GENE +, O +followed O +by O +a O +delayed O +and O +dose O +- O +dependent O +inhibition O +of O +alpha1 B-GENE +( I-GENE +I I-GENE +) I-GENE +procollagen I-GENE +mRNA I-GENE +expression O +in O +skin O +fibroblasts O +from O +several O +different O +donors O +. O + +Functional O +domains O +of O +c B-GENE +- I-GENE +myc I-GENE +promoter I-GENE +binding I-GENE +protein I-GENE +1 I-GENE +involved O +in O +transcriptional O +repression O +and O +cell O +growth O +regulation O +. O + +Therefore O +, O +we O +have O +named O +this O +gene O +UBP43 B-GENE +. O + +These O +results O +continue O +to O +support O +the O +hypothesis O +that O +HS2 O +, O +HS3 O +, O +and O +HS4 O +act O +as O +a O +single O +, O +integral O +unit O +to O +regulate O +human B-GENE +globin I-GENE +gene I-GENE +transcription O +as O +a O +holocomplex O +, O +but O +they O +can O +also O +be O +interpreted O +to O +say O +that O +formation O +of O +a O +DNase B-GENE +I I-GENE +hypersensitive O +holocomplex O +alone O +is O +not O +sufficient O +for O +mediating O +high O +- O +level O +globin B-GENE +gene I-GENE +transcription O +. O + +Because O +there O +is O +great O +need O +for O +iron O +in O +the O +EPO B-GENE +- O +stimulated O +erythroid O +progenitors O +, O +it O +is O +essential O +that O +serum B-GENE +ferritin I-GENE +and O +transferrin B-GENE +saturation O +levels O +should O +be O +maintained O +over O +300 O +microg O +/ O +liter O +and O +30 O +% O +, O +respectively O +. O + +These O +results O +indicate O +that O +the O +p33 B-GENE +subunit I-GENE +of O +eIF3 B-GENE +plays O +an O +important O +role O +in O +the O +initiation O +phase O +of O +protein O +synthesis O +and O +that O +its O +RNA O +- O +binding O +domain O +is O +required O +for O +optimal O +activity O +. O + +KEY O +WORDS O +: O +Melaleuca O +; O +Lake O +Okeechobee O +; O +Littoral O +zone O +; O +Water O +level O +; O +Regulation O +schedule O + +The O +systolic O +peak O +of O +pulmonary O +vein O +was O +higher O +than O +the O +diastolic O +peak O +in O +45 O +out O +of O +56 O +cases O +. O + +Specimens O +were O +assayed O +for O +alpha B-GENE +- I-GENE +fetoprotein I-GENE +, O +unconjugated O +estriol O +, O +free O +alpha B-GENE +hCG I-GENE +, O +and O +total O +hCG B-GENE +. O + +The O +following O +data O +were O +recorded O +at O +arrival O +in O +the O +intensive O +care O +unit O +6 O +, O +12 O +, O +24 O +, O +and O +48 O +hours O +after O +termination O +of O +CPB O +: O +heart O +rate O +, O +blood O +pressure O +, O +left O +atrial O +pressure O +, O +central O +- O +peripheral O +temperature O +difference O +, O +arterial O +- O +central O +venous O +oxygen O +saturation O +difference O +, O +urine O +output O +, O +serum O +creatinine O +, O +lactate O +and O +neutrophil B-GENE +elastase I-GENE +levels O +, O +the O +Doppler O +echocardiographic O +factors O +shortening O +fraction O +and O +preejection O +period O +/ O +left O +- O +ventricular O +ejection O +time O +, O +and O +cumulative O +doses O +of O +catecholamines O +( O +epinephrine O +) O +, O +enoximone O +, O +and O +furosemide O +. O + +MDS1 B-GENE +/ O +EVI1 B-GENE +, O +located O +on O +chromosome O +3 O +band O +q26 O +, O +encodes O +a O +zinc B-GENE +- I-GENE +finger I-GENE +DNA I-GENE +- I-GENE +binding I-GENE +transcription I-GENE +activator I-GENE +not O +detected O +in O +normal O +hematopoietic O +cells O +but O +expressed O +in O +several O +normal O +tissues O +. O + +The O +JTc O +delta O +among O +the O +three O +groups O +did O +not O +differ O +as O +well O +: O +JTc O +delta O +of O +the O +VT O +group O +was O +70 O +ms O ++ O +/ O +- O +30 O +ms O +, O +the O +JTc O +delta O +of O +the O +PVC O +group O +was O +60 O +msec O ++ O +/ O +- O +25 O +msec O +, O +and O +the O +JTc O +delta O +of O +the O +control O +group O +was O +70 O +ms O ++ O +/ O +- O +30 O +ms O +. O + +In O +contrast O +, O +deletion O +of O +the O +upstream O +portion O +of O +the O +delta O +promoter O +led O +to O +a O +10 O +fold O +decrease O +in O +expression O +. O + +Site O +- O +directed O +mutagenesis O +of O +binding O +sites O +for O +the O +repressor B-GENE +proteins I-GENE +BP1 I-GENE +and O +BP2 B-GENE +in O +the O +upstream O +portion O +of O +the O +beta B-GENE +globin I-GENE +gene I-GENE +flanking I-GENE +region I-GENE +led O +to O +a O +4 O +- O +6 O +fold O +increase O +in O +promoter O +activity O +. O + +However O +, O +with O +the O +alpha1 O +antagonist O +prazosin O +( O +5 O +x O +10 O +( O +- O +8 O +) O +- O +5 O +x O +10 O +( O +- O +7 O +) O +M O +) O +, O +no O +relaxation O +occurred O +. O + +Differential O +expression O +of O +AP B-GENE +- I-GENE +2alpha I-GENE +and O +AP B-GENE +- I-GENE +2beta I-GENE +in O +the O +developing O +chick O +retina O +: O +repression O +of O +R B-GENE +- I-GENE +FABP I-GENE +promoter I-GENE +activity O +by O +AP B-GENE +- I-GENE +2 I-GENE +. O + +The O +mean O +value O +of O +the O +CD79b B-GENE +to O +the O +CD79b B-GENE +internally O +deleted O +ratio O +was O +0 O +. O +64 O ++ O +/ O +- O +0 O +. O +20 O +SD O +in O +normal O +donors O +and O +0 O +. O +44 O ++ O +/ O +- O +0 O +. O +27 O +SD O +in O +B O +- O +CLL O +( O +P O += O +. O +01 O +) O +. O + +As O +normal O +B O +cells O +also O +present O +this O +variant O +, O +the O +mechanism O +of O +CD79b B-GENE +posttranscriptional O +regulation O +might O +reflect O +the O +activation O +stage O +of O +the O +normal O +B O +cell O +from O +which O +B O +- O +CLL O +derives O +. O + +High O +- O +level O +gains O +( O +HLGs O +) O +indicative O +of O +gene O +amplifications O +were O +identified O +at O +11q13 O +in O +two O +cases O +, O +and O +in O +one O +case O +each O +at O +2q33 O +- O +34 O +, O +3q25 O +- O +29 O +, O +5p15 O +. O +1 O +- O +15 O +. O +2 O +, O +7q21 O +- O +22 O +, O +11p11 O +. O +2 O +, O +12p11 O +. O +2 O +- O +12 O +, O +and O +13q34 O +. O + +With O +respect O +to O +the O +distribution O +of O +active O +MREs O +over O +the O +promoter O +region O +, O +the O +hMT B-GENE +- I-GENE +IIA I-GENE +gene I-GENE +is O +largely O +different O +from O +the O +mouse O +metallothionein B-GENE +- I-GENE +I I-GENE +gene I-GENE +, O +suggesting O +that O +MRE O +arrangement O +is O +not O +an O +important O +factor O +for O +metal O +regulation O +. O + +The O +cDNA O +was O +expressed O +in O +Saccharomyces O +cerevisiae O +under O +the O +control O +of O +the O +yeast B-GENE +triose I-GENE +phosphate I-GENE +isomerase I-GENE +promoter I-GENE +. O + +Interestingly O +, O +the O +RNA O +sequences O +selected O +by O +the O +mutated O +zinc B-GENE +knuckle I-GENE +9G8 I-GENE +variant I-GENE +are O +efficiently O +recognized O +by O +SRp20 B-GENE +, O +in O +agreement O +with O +the O +fact O +that O +the O +RBD O +of O +9G8 B-GENE +and O +SRp20 B-GENE +are O +similar O +. O + +Topoisomerase B-GENE +II I-GENE +is O +a O +major O +target O +of O +the O +protein B-GENE +kinase I-GENE +casein I-GENE +kinase I-GENE +2 I-GENE +( O +PK B-GENE +CK2 I-GENE +) O +in O +vivo O +. O + +Recent O +work O +in O +this O +laboratory O +has O +shown O +that O +the O +gene O +coding O +for O +acetate B-GENE +kinase I-GENE +( O +ackA B-GENE +) O +in O +Sinorhizobium O +meliloti O +is O +up O +- O +regulated O +in O +response O +to O +phosphate O +limitation O +. O + +All O +numbers O +refer O +to O +nucleotide O +positions O +on O +the O +wild O +- O +type O +HIV O +- O +1 O +transcript O +. O + +Here O +, O +we O +report O +the O +complete O +structure O +of O +the O +human B-GENE +topoisomerase I-GENE +IIalpha I-GENE +gene I-GENE +, O +which O +consists O +of O +35 O +exons O +spanning O +27 O +. O +5 O +kb O +. O + +Previous O +studies O +characterized O +a O +cytokine O +- O +inducible O +, O +functional O +nuclear B-GENE +factor I-GENE +( I-GENE +NF I-GENE +) I-GENE +- I-GENE +kappaB I-GENE +consensus I-GENE +element I-GENE +in O +the O +immediate O +5 O +' O +regulatory O +region O +of O +the O +MGSA B-GENE +/ O +GRO B-GENE +- I-GENE +alpha I-GENE +gene O +at O +- O +78 O +bp O +. O + +An O +exon O +that O +prevents O +transport O +of O +a O +mature O +mRNA O +. O + +Four O +CsA O +- O +treated O +patients O +developed O +persistently O +elevated O +UAER O +> O +30 O +mg O +/ O +24 O +h O +( O +n O += O +3 O +with O +microalbuminuria O +) O +, O +whereas O +all O +the O +17 O +placebo O +- O +treated O +patients O +had O +normal O +UAER O +( O +< O +30 O +mg O +/ O +24 O +h O +) O +after O +7 O +years O +of O +follow O +- O +up O +. O + +Mutational O +analysis O +of O +the O +- O +84 O +/ O +- O +55 O +DNA O +showed O +that O +JEG O +- O +3 O +nuclear O +proteins O +bound O +to O +a O +site O +containing O +, O +but O +not O +identical O +to O +, O +the O +SF B-GENE +- I-GENE +1 I-GENE +sequence I-GENE +. O + +In O +contrast O +, O +no O +change O +was O +detected O +in O +the O +phenotype O +of O +' O +unstressed O +' O +clones O +, O +with O +respect O +to O +any O +of O +the O +following O +parameters O +: O +proliferation O +rate O +in O +monolayer O +, O +serum O +- O +dependence O +for O +proliferation O +or O +survival O +, O +tumorigenicity O +, O +cellular O +morphology O +, O +or O +tissue O +- O +specific O +differentiation O +markers O +. O + +A O +high O +reactor O +pH O +( O ++ O +/ O +- O +8 O +) O +, O +a O +short O +solid O +retention O +time O +( O +< O +150 O +days O +) O +, O +and O +the O +presence O +of O +a O +substantial O +SRB O +population O +in O +the O +inoculum O +may O +considerably O +reduce O +the O +time O +required O +for O +acetate O +- O +utilising O +SRB O +to O +outcompete O +MB O +. O + +In O +throttling O +valves O +, O +the O +aim O +is O +to O +correlate O +the O +effect O +of O +shear O +to O +a O +parameter O +related O +to O +the O +inner O +geometry O +of O +the O +valve O +and O +to O +operating O +conditions O +. O + +A O +mutation O +linked O +to O +the O +SOC1 B-GENE +gene I-GENE +, O +previously O +defined O +by O +recessive O +mutations O +that O +suppress O +cbp1 B-GENE +ts I-GENE +alleles I-GENE +and O +stabilize O +many O +mitochondrial O +mRNAs O +, O +was O +also O +isolated O +. O + +A O +deletion O +mutation O +analysis O +of O +the O +recombinant O +protein O +has O +shown O +that O +the O +N O +- O +terminal O +region O +and O +the O +two O +leucine O +zippers O +are O +necessary O +for O +the O +binding O +. O + +A O +database O +search O +has O +revealed O +as O +the O +most O +significative O +homology O +a O +match O +with O +the O +human B-GENE +mitochondrial I-GENE +transcription I-GENE +termination I-GENE +factor I-GENE +( O +mTERF B-GENE +) O +, O +a O +protein O +that O +also O +binds O +DNA O +as O +a O +monomer O +and O +contains O +three O +leucine O +zippers O +forming O +intramolecular O +interactions O +. O + +In O +all O +trials O +, O +antigen O +challenge O +followed O +1 O +h O +after O +the O +last O +treatment O +. O + +31 O +, O +1997 O +, O +40 O +patients O +had O +died O +( O +35 O +in O +the O +ERA O +- O +II O +group O +and O +5 O +in O +the O +ERA O +- O +III O +group O +) O +, O +for O +a O +crude O +mortality O +rate O +of O +8 O +. O +0 O +% O +. O + +We O +found O +that O +total O +PSA B-GENE +can O +be O +detected O +in O +all O +cyst O +fluids O +and O +in O +about O +75 O +% O +of O +female O +sera O +. O + +Type O +I O +cysts O +( O +with O +a O +high O +K O ++ O +/ O +Na O ++ O +ratio O +) O +tend O +to O +have O +higher O +total O +PSA B-GENE +than O +Type O +II O +cysts O +. O + +Despite O +this O +DNA O +binding O +activity O +, O +AP B-GENE +- I-GENE +1 I-GENE +reporter I-GENE +activity O +was O +suppressed O +in O +these O +cells O +. O + +A O +single O +N O +- O +glycosylation O +site O +present O +in O +chicken B-GENE +gp42 I-GENE +is O +conserved O +among O +all O +five O +of O +these O +proteins O +: O +carbohydrate O +analysis O +of O +gp42 B-GENE +revealed O +the O +presence O +of O +a O +complex O +type O +glycan O +chain O +at O +this O +site O +. O + +Here O +we O +describe O +the O +optimization O +and O +characterization O +of O +a O +140 O +- O +residue O +fragment O +, O +containing O +the O +Runt B-GENE +domain I-GENE +of O +AML1 B-GENE +, O +which O +is O +suitable O +for O +structural O +studies O +. O + +Judge O +OKs O +docs O +' O +bid O +for O +Chicago O +hospital O +. O + +HANYS O +criticizes O +laparoscopic O +gall O +bladder O +guidelines O +. O + +Groups O +dicker O +for O +price O +breaks O +as O +anesthetic O +gas O +goes O +multi O +- O +source O +. O + +Troubled O +CareNetwork O +gets O +pact O +from O +largest O +teacher O +union O +in O +Wis O +. O + +Ultrasonography O +provides O +excellent O +intraoperative O +evaluation O +of O +spinal O +cord O +injury O +. O + +UPMC O +is O +not O +the O +only O +organization O +pursuing O +controlled O +NHBC O +organ O +procurement O +, O +however O +. O + +Because O +of O +concerns O +regarding O +blood O +transfusion O +- O +related O +communicable O +disease O +( O +eg O +, O +acquired O +immune O +deficiency O +syndrome O +and O +non O +- O +A O +, O +non O +- O +B O +hepatitis O +) O +, O +there O +has O +been O +increasing O +research O +effort O +into O +postoperative O +hemorrhage O +related O +to O +cardiopulmonary O +bypass O +with O +extracorporeal O +circulation O +. O + +They O +contrast O +trends O +in O +fertility O +, O +life O +expectancy O +ratios O +, O +and O +gender O +differences O +in O +these O +countries O +with O +the O +Hispanic O +population O +of O +the O +United O +States O +. O + +Holger O +v O +. O + +Hospital O +hit O +for O +hiring O +AHERF O +physicians O +. O + +Overexpression O +of O +either O +DAP B-GENE +- I-GENE +1 I-GENE +or O +sentrin B-GENE +causes O +apoptosis O +of O +TNF B-GENE +- O +sensitive O +L929 O +fibroblast O +cell O +line O +, O +as O +well O +as O +TNF B-GENE +- O +resistant O +osteosarcoma O +cell O +line O +, O +U2OS O +. O + +This O +is O +in O +contrast O +to O +PPARgamma2 B-GENE +, O +which O +was O +previously O +shown O +to O +be O +phosphorylated O +at O +a O +single O +site O +in O +a O +motif O +that O +is O +not O +homologous O +to O +the O +sites O +now O +described O +in O +PPARalpha B-GENE +. O + +These O +results O +suggest O +KCC3 B-GENE +is O +a O +new O +member O +of O +the O +KCC B-GENE +family I-GENE +that O +is O +under O +distinct O +regulation O +from O +KCC1 B-GENE +. O + +We O +have O +screened O +the O +elastin B-GENE +gene I-GENE +for O +mutations O +responsible O +for O +supravalvular O +aortic O +stenosis O +( O +SVAS O +) O +in O +two O +large O +, O +independently O +collected O +families O +with O +isolated O +( O +nonsyndromic O +) O +SVAS O +. O + +Spatiotemporal O +expression O +of O +the O +PAX3 B-GENE +gene I-GENE +is O +tightly O +regulated O +during O +development O +. O + +A O +list O +of O +12 O +names O +for O +the O +disease O +and O +37 O +diagnostic O +criteria O +were O +proposed O +to O +a O +Consensus O +Panel O +of O +12 O +Italian O +experts O +who O +ranked O +them O +in O +order O +so O +as O +to O +identify O +a O +core O +set O +of O +criteria O +. O + +Methanesulfonyl O +fluoride O +( O +MSF O +) O +: O +a O +double O +- O +blind O +, O +placebo O +- O +controlled O +study O +of O +safety O +and O +efficacy O +in O +the O +treatment O +of O +senile O +dementia O +of O +the O +Alzheimer O +type O +. O + +METHODS O +: O +Between O +August O +1991 O +and O +June O +1994 O +, O +198 O +men O +with O +clinical O +T2 O +or O +T3 O +classified O +( O +TNM O +) O +prostate O +carcinoma O +( O +bone O +scan O +negative O +) O +who O +were O +at O +high O +risk O +of O +lymph O +node O +involvement O +underwent O +a O +111In O +- O +capromab O +pendetide O +scan O +prior O +to O +staging O +lymphadenectomy O +. O + +Voluntary O +wheel O +running O +did O +not O +significantly O +increase O +estimated O +alanine O +or O +pyruvate O +Gneo O +or O +absolute O +glycerol O +Ra O +. O + +Immediately O +after O +surgery O +, O +dialysate O +PGE2 O +and O +adenosine O +concentrations O +were O +3 O +. O +7 O ++ O +/ O +- O +0 O +. O +7 O +and O +296 O ++ O +/ O +- O +127 O +nM O +, O +respectively O +. O + +Because O +of O +the O +probable O +causal O +relationship O +between O +constitutive O +p210 B-GENE +( O +bcr B-GENE +/ O +abl B-GENE +) O +protein B-GENE +tyrosine I-GENE +kinase I-GENE +activity O +and O +manifestations O +of O +chronic O +- O +phase O +chronic O +myelogenous O +leukemia O +( O +CML O +; O +myeloid O +expansion O +) O +, O +a O +key O +goal O +is O +to O +identify O +relevant O +p210 B-GENE +substrates O +in O +primary O +chronic O +- O +phase O +CML O +hematopoietic O +progenitor O +cells O +. O + +In O +vitro O +precipitation O +with O +a O +glutathione B-GENE +- I-GENE +S I-GENE +- I-GENE +transferase I-GENE +- I-GENE +fusion I-GENE +protein I-GENE +containing O +the O +C O +- O +terminal O +transactivation O +domain O +of O +STAT5a B-GENE +showed O +GH B-GENE +- O +regulated O +association O +of O +ERK1 B-GENE +/ I-GENE +2 I-GENE +with O +the O +fusion O +protein O +, O +while O +this O +was O +not O +seen O +when O +serine O +780 O +in O +STAT5a B-GENE +was O +changed O +to O +alanine O +. O + +One O +such O +element O +, O +1P O +, O +was O +employed O +to O +clone O +from O +a O +rat O +pituitary O +cDNA O +expression O +library O +a O +novel O +417 B-GENE +- I-GENE +amino I-GENE +acid I-GENE +WD I-GENE +protein I-GENE +, O +designated O +PREB B-GENE +( I-GENE +PRL I-GENE +regulatory I-GENE +element I-GENE +binding I-GENE +) I-GENE +protein I-GENE +. O + +Characterization O +of O +the O +transcription B-GENE +factor I-GENE +MTF I-GENE +- I-GENE +1 I-GENE +from O +the O +Japanese O +pufferfish O +( O +Fugu O +rubripes O +) O +reveals O +evolutionary O +conservation O +of O +heavy O +metal O +stress O +response O +. O + +The O +peroxisome B-GENE +proliferator I-GENE +- I-GENE +activated I-GENE +receptors I-GENE +( O +PPARs B-GENE +) O +are O +members O +of O +the O +nuclear B-GENE +hormone I-GENE +receptor I-GENE +superfamily I-GENE +. O + +However O +, O +F B-GENE +- I-GENE +SRC I-GENE +- I-GENE +1 I-GENE +mutant I-GENE +lacking O +CBP B-GENE +- I-GENE +interacting I-GENE +domain I-GENE +still O +preserved O +enhancing O +activity O +. O + +The O +catalytic O +site O +has O +an O +S1 O +pocket O +lined O +with O +conserved O +hydrophobic O +residues O +to O +accommodate O +the O +pyroglutamyl O +residue O +. O + +The O +complete O +circular O +TTV O +genome O +contained O +a O +novel O +sequence O +of O +113 O +nt O +( O +nt O +3740 O +to O +3852 O +[ O += O +0 O +] O +) O +in O +between O +the O +known O +3 O +' O +- O +and O +5 O +' O +- O +end O +arms O +, O +forming O +a O +117 O +- O +nt O +GC O +- O +rich O +stretch O +( O +GC O +content O +, O +90 O +. O +6 O +% O +at O +nt O +3736 O +to O +3852 O +) O +. O + +The O +Asian O +mouse O +Mus O +castaneus O +is O +resistant O +to O +infection O +by O +the O +polytropic O +mink O +cell O +focus O +- O +inducing O +( O +MCF O +) O +subgroup O +of O +murine O +leukemia O +viruses O +( O +MuLVs O +) O +. O + +To O +determine O +the O +function O +of O +VZV B-GENE +gK I-GENE +in O +virus O +growth O +, O +a O +series O +of O +gK B-GENE +deletion I-GENE +mutants I-GENE +were O +constructed O +with O +VZV O +cosmid O +DNA O +derived O +from O +the O +Oka O +strain O +. O + +CCAAT B-GENE +displacement I-GENE +protein I-GENE +binds O +to O +and O +negatively O +regulates O +human O +papillomavirus O +type O +6 O +E6 B-GENE +, O +E7 B-GENE +, O +and O +E1 B-GENE +promoters O +. O + +Three O +different O +site O +- O +directed O +mutations O +of O +the O +cyclic O +AMP O +response O +element O +each O +reduced O +the O +nerve B-GENE +growth I-GENE +factor I-GENE +effect O +by O +> O +90 O +% O +. O + +Using O +an O +RNase B-GENE +H I-GENE +protection O +assay O +and O +specific O +blocking O +oligonucleotides O +, O +we O +find O +that O +recognition O +of O +the O +5 O +' O +splice O +- O +site O +( O +5 O +' O +ss O +) O +and O +branchpoint O +sequence O +( O +BPS O +) O +elements O +by O +U11 B-GENE +and O +U12 B-GENE +snRNPs I-GENE +, O +respectively O +, O +displays O +strong O +cooperativity O +, O +requiring O +both O +sites O +in O +the O +pre O +- O +mRNA O +substrate O +for O +efficient O +complex O +formation O +. O + +Many O +eukaryotic O +cell O +surface O +proteins O +are O +anchored O +in O +the O +lipid O +bilayer O +through O +glycosylphosphatidylinositol O +( O +GPI O +) O +. O + +An O +endogenous O +mammalian O +regulator O +of O +this O +process O +, O +named O +Usurpin B-GENE +, O +has O +been O +identified O +( O +aliases O +for O +Usurpin B-GENE +include O +CASH B-GENE +, O +Casper B-GENE +, O +CLARP B-GENE +, O +FLAME B-GENE +- I-GENE +1 I-GENE +, O +FLIP B-GENE +, O +I B-GENE +- I-GENE +FLICE I-GENE +and O +MRIT B-GENE +) O +. O + +Plasma O +glucose O +, O +immunoreactive B-GENE +insulin I-GENE +( O +IRI B-GENE +) O +, O +C B-GENE +- I-GENE +peptide I-GENE +, O +glucagon B-GENE +, O +and O +GLP B-GENE +- I-GENE +1 I-GENE +levels O +at O +each O +time O +point O +during O +OGTT O +were O +measured O +. O + +Technetium O +- O +99m O +methylene O +diphosphonate O +scintimammography O +for O +evaluation O +of O +palpable O +breast O +masses O +. O + +Nuclear O +receptors O +( O +NRs O +) O +can O +function O +as O +ligandinducible O +transregulators O +in O +both O +mammalian O +and O +yeast O +cells O +, O +indicating O +that O +important O +features O +of O +transcriptional O +control O +have O +been O +conserved O +throughout O +evolution O +. O + +When O +tethered O +to O +a O +heterologous O +DNA O +- O +binding O +domain O +, O +PSU1 B-GENE +can O +activate O +transcription O +on O +its O +own O +. O + +OBJECTIVE O +: O +To O +follow O +- O +up O +prospectively O +patients O +with O +arthritis O +after O +infection O +with O +beta O +- O +haemolytic O +streptococci O +of O +Lancefield O +group O +A O +( O +beta O +HSA O +) O +, O +with O +emphasis O +on O +clinical O +characteristics O +and O +serological O +features O +. O + +We O +found O +that O +the O +expression O +of O +the O +protein O +was O +maximum O +in O +mitosis O +and O +minimum O +in O +G1 O +, O +which O +correlated O +with O +the O +expression O +of O +its O +messenger O +RNA O +. O + +These O +findings O +demonstrate O +that O +signature O +- O +tagged O +mutagenesis O +is O +a O +viable O +approach O +to O +identify O +bacterial O +genes O +associated O +with O +the O +ability O +to O +infect O +the O +urinary O +tract O +. O + +Pathol O +. O + +The O +eukaryotic O +cell O +cycle O +is O +governed O +in O +part O +by O +the O +periodic O +transcription O +of O +cyclin B-GENE +genes I-GENE +, O +whose O +protein O +products O +associate O +with O +and O +positively O +regulate O +the O +cyclin B-GENE +- I-GENE +dependent I-GENE +kinases I-GENE +. O + +The O +GAC1 B-GENE +gene I-GENE +encodes O +the O +regulatory O +subunit O +for O +a O +type B-GENE +1 I-GENE +serine I-GENE +/ I-GENE +threonine I-GENE +phosphoprotein I-GENE +phosphatase I-GENE +, O +Glc7 B-GENE +. O + +The O +results O +demonstrate O +that O +the O +Glc7 B-GENE +phosphatase I-GENE +and O +its O +Gac1 B-GENE +regulatory O +subunit O +play O +positive O +roles O +in O +HSF B-GENE +activation O +of O +CUP1 B-GENE +transcription O +. O + +MEF B-GENE +and O +AML1B B-GENE +synergistically O +transactivated O +an O +interleukin B-GENE +3 I-GENE +promoter I-GENE +reporter I-GENE +gene I-GENE +construct I-GENE +, O +yet O +the O +activating O +activity O +of O +MEF B-GENE +was O +abolished O +when O +MEF B-GENE +was O +coexpressed O +with O +AML1 B-GENE +/ O +ETO B-GENE +. O + +Mechanistically O +, O +the O +presence O +of O +the O +GRR O +appears O +to O +stop O +further O +degradation O +of O +p50 B-GENE +and O +to O +stabilize O +the O +molecule O +. O + +This O +phosphorylation O +can O +be O +catalyzed O +by O +a O +break O +- O +ended O +double O +- O +stranded O +DNA O +- O +activated O +protein O +kinase O +activity O +from O +the O +sea O +urchin O +nucleus O +in O +vitro O +. O + +Concomitantly O +, O +the O +total O +cellular O +level O +of O +p21 B-GENE +increased O +severalfold O +via O +a O +posttranscriptional O +mechanism O +. O + +Moreover O +, O +when O +added O +to O +the O +osteoclast O +cultures O +, O +mrIhh B-GENE +- I-GENE +N I-GENE +markedly O +stimulated O +the O +formation O +of O +resorption O +pits O +on O +dentine O +slices O +. O + +Overall O +, O +our O +results O +suggest O +that O +resistant O +genotypes O +exist O +among O +the O +WAD O +goat O +population O +. O + +The O +molecular O +mechanism O +by O +which O +Gle2p B-GENE +and O +the O +Gle2p B-GENE +- O +Nup116p B-GENE +interaction O +function O +in O +mRNA O +export O +is O +unknown O +. O + +The O +Fyn B-GENE +NH2 I-GENE +terminus I-GENE +was O +necessary O +but O +not O +sufficient O +for O +interaction O +with O +zeta O +and O +both O +Fyn B-GENE +kinase I-GENE +and O +SH2 B-GENE +domains I-GENE +were O +required O +, O +directing O +phosphorylation O +of O +zeta B-GENE +ITAM I-GENE +tyrosines O +and O +binding O +to O +zeta B-GENE +ITAM I-GENE +phosphotyrosines O +. O + +In O +budding O +yeast O +, O +the O +protein O +Skp1p B-GENE +, O +the O +cullin B-GENE +- I-GENE +family I-GENE +member I-GENE +Cdc53p B-GENE +, O +and O +the O +F O +- O +box O +/ O +WD O +- O +repeat O +protein O +Cdc4p B-GENE +form O +the O +SCFCdc4p B-GENE +ubiquitin B-GENE +ligase I-GENE +complex O +, O +which O +targets O +the O +cyclin B-GENE +- I-GENE +dependent I-GENE +kinase I-GENE +( O +Cdk B-GENE +) O +inhibitor O +Sic1p B-GENE +for O +proteolysis O +[ O +3 O +] O +[ O +4 O +] O +[ O +5 O +] O +[ O +6 O +] O +[ O +7 O +] O +[ O +8 O +] O +. O + +We O +show O +here O +that O +, O +despite O +their O +structural O +and O +functional O +similarities O +, O +the O +pop1 B-GENE +and O +pop2 B-GENE +genes I-GENE +fail O +to O +complement O +each O +other O +' O +s O +deletion O +phenotypes O +, O +indicating O +that O +they O +perform O +non O +- O +redundant O +, O +but O +potentially O +interdependent O +, O +functions O +in O +proteolysis O +. O + +Antithrombin B-GENE +III I-GENE +prevents O +60 O +min O +warm O +intestinal O +ischemia O +reperfusion O +injury O +in O +rats O +. O + +In O +retrospect O +, O +the O +diagnoses O +were O +reconsidered O +applying O +strict O +criteria O +. O + +These O +observations O +of O +elevated O +serum B-GENE +lipase I-GENE +and O +serum O +CA B-GENE +19 I-GENE +- I-GENE +9 I-GENE +in O +Sjogren O +' O +s O +syndrome O +without O +evidence O +of O +malignancy O +may O +reflect O +pancreatic O +involvement O +in O +this O +disorder O +. O + +Acute O +pancreatitis O +as O +a O +complication O +of O +polyarteritis O +nodosa O +. O + +Significantly O +greater O +improvement O +( O +p O +< O +0 O +. O +05 O +) O +in O +the O +sertraline O +group O +first O +became O +apparent O +by O +the O +end O +of O +week O +3 O +on O +the O +Y O +- O +BOCS O +and O +the O +CGI O +Improvement O +scale O +, O +and O +by O +the O +end O +of O +weeks O +6 O +and O +8 O +, O +respectively O +, O +on O +the O +NIMH O +and O +CGI O +Severity O +scale O +. O + +Stress B-GENE +- I-GENE +inducible I-GENE +protein I-GENE +kinases I-GENE +capable O +of O +activating O +c B-GENE +- I-GENE +jun I-GENE +expression O +include O +stress B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +/ O +c B-GENE +- I-GENE +Jun I-GENE +N I-GENE +- I-GENE +terminal I-GENE +protein I-GENE +kinase I-GENE +( O +SAPK B-GENE +/ O +JNK B-GENE +) O +and O +p38 B-GENE +members O +of O +the O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +( O +MAPK B-GENE +) O +superfamily O +of O +signaling O +molecules O +. O + +Transforming B-GENE +growth I-GENE +factor I-GENE +( I-GENE +TGF I-GENE +) I-GENE +- I-GENE +beta1 I-GENE +induces O +extracellular O +matrix O +deposition O +and O +proliferation O +of O +mesenchymal O +cells O +. O + +Chronotherapeutics O +in O +cardiovascular O +disease O +. O + +Group O +psychometric O +functions O +for O +listeners O +with O +hearing O +loss O +do O +not O +show O +a O +decrease O +in O +performance O +at O +the O +largest O +values O +of O +delta O +f O +included O +in O +this O +study O +. O + +Uroflowmetry O +can O +detect O +dysuria O +, O +which O +may O +be O +poorly O +perceived O +or O +even O +unknown O +to O +the O +subjects O +themselves O +. O + +Marked O +racial O +variation O +in O +birthweight O +percentiles O +by O +gestational O +age O +was O +evident O +. O + +Significant O +correlations O +between O +mental O +status O +as O +measured O +by O +the O +Mini O +- O +Mental O +State O +Examination O +and O +NA O +/ O +mI O +, O +mI O +/ O +Cr O +and O +NA O +were O +found O +. O + +Glucagon B-GENE +also O +induced O +LUC B-GENE +activity O +very O +strongly O +when O +the O +CRE1 O +and O +CRE2 O +sites O +were O +combined O +; O +induction O +of O +the O +( O +CRE1 O +) O +3 O +( O +CRE2 O +) O +2SV40 O +- O +LUC B-GENE +constructs O +was O +positively O +modulated O +by O +the O +pO2 O +. O + +In O +this O +study O +, O +we O +report O +the O +isolation O +and O +characterization O +of O +the O +entire O +rat B-GENE +GSTA3 I-GENE +( O +rGST B-GENE +Yc1 I-GENE +) O +subunit O +gene O +. O + +Calcinosis O +cutis O +following O +intravenous O +infusion O +of O +calcium O +gluconate O +. O + +Finally O +, O +we O +determined O +the O +genomic O +organization O +of O +the O +human B-GENE +TrxR2 I-GENE +gene I-GENE +, O +which O +consists O +of O +18 O +exons O +spanning O +about O +67 O +kb O +, O +and O +its O +chromosomal O +localization O +at O +position O +22q11 O +. O +2 O +. O + +The O +aims O +of O +this O +study O +were O +to O +determine O +and O +rank O +the O +frequency O +of O +self O +reported O +visual O +disability O +in O +daily O +tasks O +performed O +by O +glaucoma O +patients O +; O +to O +examine O +the O +interrelation O +between O +disabilities O +using O +factor O +analysis O +; O +to O +study O +the O +relation O +between O +perceived O +visual O +difficulty O +and O +a O +measure O +of O +the O +severity O +of O +visual O +field O +loss O +; O +to O +develop O +a O +glaucoma O +specific O +subgroup O +of O +questions O +; O +and O +examine O +the O +validity O +and O +reliability O +of O +this O +subgroup O +of O +questions O +. O + +Furthermore O +, O +the O +validity O +of O +this O +new O +subset O +of O +questions O +was O +shown O +to O +be O +significant O +( O +r O += O +0 O +. O +037 O +, O +p O +< O +0 O +. O +05 O +) O +for O +the O +correlation O +between O +a O +measure O +of O +the O +severity O +of O +binocular O +visual O +field O +loss O +and O +the O +mean O +score O +of O +the O +variables O +used O +in O +the O +glaucoma O +specific O +subgroup O +of O +questions O +. O + +Sequence O +comparison O +of O +cytochromes B-GENE +bd I-GENE +and O +their O +homologs O +from O +various O +organisms O +demonstrates O +that O +the O +proteins O +can O +be O +classified O +into O +two O +subfamilies O +, O +a O +proteobacterial O +type O +including O +E B-GENE +. I-GENE +coli I-GENE +bd I-GENE +and O +a O +more O +widely O +distributed O +type O +including O +the O +B O +. O +stearothermophilus O +enzyme O +, O +suggesting O +that O +the O +latter O +type O +is O +evolutionarily O +older O +. O + +In O +11 O +eyes O +that O +had O +been O +selected O +at O +random O +10 O +micrograms O +of O +recombinant B-GENE +tissue I-GENE +plasminogen I-GENE +activator I-GENE +were O +injected O +midvitreally O +24 O +hrs O +later O +. O + +RESULTS O +AND O +CONCLUSIONS O +: O +Brandt O +' O +s O +double O +cuff O +- O +tubes O +( O +G2 O +) O +succeed O +in O +avoiding O +uncontrolled O +increase O +of O +cuff O +- O +pressure O +during O +anaesthesia O +with O +N2O O +. O + +Accordingly O +, O +we O +designated O +this O +gene B-GENE +CTL1 I-GENE +( O +capping B-GENE +enzyme I-GENE +RNAtriphosphatase I-GENE +- I-GENE +like I-GENE +1 I-GENE +) O +. O + +Their O +afterglows O +are O +brighter O +than O +supernovae O +and O +therefore O +are O +called O +hypernovae O +. O + +Constrictive O +pericarditis O +and O +pleuropulmonary O +disease O +linked O +to O +ergot O +dopamine O +agonist O +therapy O +( O +cabergoline O +) O +for O +Parkinson O +' O +s O +disease O +. O + +An O +undilated O +type O +of O +APBD O +is O +frequently O +associated O +with O +AMT O +and O +we O +believe O +, O +therefore O +, O +that O +clinicians O +should O +be O +aware O +of O +a O +possible O +coexistence O +of O +APBD O +and O +AMT O +. O + +In O +addition O +, O +we O +also O +constructed O +and O +expressed O +chimeric O +fusion O +protein O +that O +contains O +HIV B-GENE +- I-GENE +2 I-GENE +gag I-GENE +with O +V3 B-GENE +domains O +of O +HIV O +- O +1IIIB O +, O +HIV O +- O +1MN O +, O +HIV O +- O +1SF2 O +and O +HIV O +- O +1RF O +. O + +Our O +results O +indicate O +that O +V3 B-GENE +peptides O +from O +all O +major O +clades O +of O +HIV O +- O +1 O +carried O +by O +HIV B-GENE +- I-GENE +2 I-GENE +gag I-GENE +can O +be O +used O +as O +a O +potential O +HIV O +/ O +AIDS O +vaccine O +. O + +Efficacy O +was O +determined O +by O +responses O +to O +question O +3 O +( O +ability O +to O +achieve O +an O +erection O +) O +and O +question O +4 O +( O +ability O +to O +maintain O +an O +erection O +) O +of O +the O +15 O +- O +item O +International O +Index O +of O +Erectile O +Function O +( O +IIEF O +) O +. O + +Evidence O +for O +the O +involvement O +of O +the O +Glc7 B-GENE +- O +Reg1 B-GENE +phosphatase O +and O +the O +Snf1 B-GENE +- O +Snf4 B-GENE +kinase O +in O +the O +regulation O +of O +INO1 B-GENE +transcription O +in O +Saccharomyces O +cerevisiae O +. O + +In O +XO O +males O +, O +two O +her B-GENE +- I-GENE +1 I-GENE +mRNAs I-GENE +, O +her B-GENE +- I-GENE +1a I-GENE +and O +her B-GENE +- I-GENE +1b I-GENE +, O +are O +transcribed O +from O +two O +separate O +promoters O +: O +P1 O +, O +located O +in O +the O +5 O +' O +- O +flanking O +region O +, O +and O +P2 O +, O +located O +in O +the O +large O +second O +intron O +. O + +Induction O +of O +Fas B-GENE +ligand I-GENE +expression O +by O +HIV O +involves O +the O +interaction O +of O +Nef B-GENE +with O +the O +T B-GENE +cell I-GENE +receptor I-GENE +zeta I-GENE +chain I-GENE +. O + +Receptor B-GENE +protein I-GENE +tyrosine I-GENE +phosphatases I-GENE +( O +RPTPs B-GENE +) O +comprise O +a O +family O +of O +proteins O +that O +feature O +intracellular O +phosphatase O +domains O +and O +an O +ectodomain O +with O +putative O +ligand O +- O +binding O +motifs O +. O + +These O +well O +- O +characterized O +brain O +regions O +may O +provide O +a O +basis O +for O +future O +studies O +of O +RPTP B-GENE +- I-GENE +kappa I-GENE +function O +. O + +Commonly O +used O +stressors O +are O +mental O +arithmetics O +, O +speech O +tasks O +, O +the O +Stroop O +test O +, O +videogame O +playing O +, O +films O +or O +videotapes O +and O +interviews O +. O + +The O +control O +group O +included O +8 O +afterbirth O +samples O +from O +physiological O +full O +- O +term O +pregnancies O +. O + +However O +, O +we O +identified O +a O +gene O +between O +the O +MDV2 B-GENE +UL54 I-GENE +and O +UL55 B-GENE +genes I-GENE +with O +homology O +to O +the O +first B-GENE +ORF I-GENE +( I-GENE +ORF I-GENE +- I-GENE +1 I-GENE +) I-GENE +of I-GENE +equine I-GENE +herpesvirus I-GENE +type I-GENE +1 I-GENE +and O +corresponding O +gene O +identified O +in O +pseudorabies O +virus O +. O + +In O +contrast O +, O +the O +loss O +of O +MAD2 B-GENE +staining O +in O +meiosis O +was O +not O +correlated O +with O +initial O +microtubule O +attachment O +but O +was O +correlated O +with O +a O +measure O +of O +tension O +: O +the O +distance O +between O +homologous O +or O +sister O +kinetochores O +( O +in O +meiosis O +I O +and O +II O +, O +respectively O +) O +. O + +In O +epithelial O +cells O +, O +the O +PH B-GENE +domain I-GENE +of O +Akt B-GENE +/ O +PKB B-GENE +localised O +to O +sites O +of O +cell O +- O +cell O +and O +cell O +- O +matrix O +contact O +, O +distinct O +from O +focal O +contacts O +, O +even O +in O +the O +absence O +of O +serum O +. O + +The O +5 O +' O +untranslated O +and O +coding O +regions O +are O +contained O +within O +12 O +exons O +, O +with O +the O +translation O +start O +site O +located O +within O +the O +first O +exon O +. O + +The O +motility O +of O +sperm O +, O +except O +for O +those O +adjacent O +to O +both O +electrodes O +, O +did O +not O +change O +after O +stimulation O +for O +60s O +, O +despite O +a O +high O +electrical O +energy O +. O + +Induction O +of O +the O +CINC B-GENE +promoter I-GENE +by O +IL B-GENE +- I-GENE +17 I-GENE +in O +IEC O +- O +6 O +cells O +was O +TNF B-GENE +receptor I-GENE +- I-GENE +associated I-GENE +factor I-GENE +- I-GENE +6 I-GENE +( O +TRAF6 B-GENE +) O +, O +but O +not O +TRAF2 B-GENE +, O +dependent O +. O + +SCFFWD1 B-GENE +may O +be O +critical O +for O +tumor O +development O +and O +suppression O +through O +regulation O +of O +beta B-GENE +- I-GENE +catenin I-GENE +protein I-GENE +stability O +. O + +A O +Bub2p B-GENE +- O +dependent O +spindle O +checkpoint O +pathway O +regulates O +the O +Dbf2p B-GENE +kinase I-GENE +in I-GENE +budding I-GENE +yeast I-GENE +. O + +We O +analyzed O +the O +modular O +organization O +of O +DNA B-GENE +polymerase I-GENE +beta I-GENE +and O +found O +that O +residues O +making O +contact O +with O +DNA O +phosphates O +were O +localized O +to O +five O +modules O +. O + +RESULTS O +: O +Cholinergic O +nerves O +are O +mainly O +involved O +in O +the O +regulation O +of O +enteric O +nerve O +responses O +to O +EFS O +in O +the O +normal O +IAS O +. O + +We O +show O +that O +other O +cdc33 B-GENE +mutants I-GENE +also O +arrest O +in O +G1 O +. O + +A O +cdc33 B-GENE +- I-GENE +1 I-GENE +strain O +expressing O +either O +stable O +Cln3p B-GENE +( O +Cln3 B-GENE +- I-GENE +1p I-GENE +) O +or O +a O +hybrid O +UBI4 B-GENE +5 I-GENE +' I-GENE +- I-GENE +CLN3 I-GENE +mRNA O +, O +whose O +translation O +displays O +decreased O +dependence O +on O +eIF4E B-GENE +, O +arrested O +randomly O +in O +the O +cell O +cycle O +. O + +Regulatory O +motifs O +for O +gene O +expression O +such O +as O +nuclear B-GENE +- I-GENE +factor I-GENE +- I-GENE +kappaB I-GENE +- I-GENE +binding I-GENE +- I-GENE +site I-GENE +- I-GENE +like I-GENE +sequence I-GENE +( O +kappaB B-GENE +site I-GENE +) O +and O +nuclear B-GENE +- I-GENE +factor I-GENE +- I-GENE +interleukin I-GENE +- I-GENE +6 I-GENE +- I-GENE +binding I-GENE +- I-GENE +site I-GENE +- I-GENE +like I-GENE +sequence I-GENE +( O +NF B-GENE +- I-GENE +IL I-GENE +- I-GENE +6 I-GENE +site I-GENE +) O +were O +found O +in O +the O +5 O +' O +- O +upstream O +regulatory O +region O +. O + +Total O +serum O +calcium O +was O +7 O +. O +8 O ++ O +/ O +- O +0 O +. O +8 O +mg O +/ O +dl O +, O +whereas O +ionized O +calcium O +was O +5 O +. O +7 O ++ O +/ O +- O +0 O +. O +7 O +mg O +/ O +dl O +, O +phosphorus O +3 O +. O +2 O ++ O +/ O +- O +1 O +. O +2 O +mg O +/ O +dl O +, O +and O +alkaline B-GENE +phosphatase I-GENE +149 O ++ O +/ O +- O +48 O +. O +6 O +U O +/ O +liter O +. O + +Cranio O +- O +caudal O +differences O +in O +granulation O +tissue O +formation O +: O +an O +experimental O +study O +in O +the O +rat O +. O + +Site O +- O +directed O +mutagenesis O +showed O +that O +two O +adjacent O +SP1 B-GENE +sites I-GENE +proximal O +to O +exon O +1 O +were O +equally O +important O +in O +sustaining O +basal O +promoter O +activity O +. O + +Breast O +- O +fed O +newborn O +infants O +synthesize O +n O +- O +6 O +long O +- O +chain O +polyunsaturated O +fatty O +acids O +already O +during O +the O +first O +week O +of O +life O +, O +but O +the O +contribution O +of O +endogenous O +synthesis O +to O +the O +total O +plasma O +long O +- O +chain O +polyunsaturated O +pool O +is O +small O +. O + +Ischemia O +and O +reperfusion O +markedly O +increased O +the O +release O +of O +6 O +- O +keto O +- O +PGF1 O +alpha O +and O +TXB2 O +. O + +Prostate B-GENE +- I-GENE +specific I-GENE +antigen I-GENE +( O +PSA B-GENE +) O +promoter O +- O +driven O +androgen O +- O +inducible O +expression O +of O +sodium B-GENE +iodide I-GENE +symporter I-GENE +in O +prostate O +cancer O +cell O +lines O +. O + +It O +is O +clear O +that O +subclinical O +and O +silent O +CD O +exist O +in O +a O +large O +subgroup O +of O +the O +celiac O +population O +. O + +Ras2p B-GENE +activates O +invasive O +growth O +using O +either O +of O +two O +downstream O +signaling O +pathways O +, O +the O +filamentation O +MAPK B-GENE +( O +Cdc42p B-GENE +/ O +Ste20p B-GENE +/ O +MAPK B-GENE +) O +cascade O +or O +the O +cAMP B-GENE +- I-GENE +dependent I-GENE +protein I-GENE +kinase I-GENE +( O +Cyr1p B-GENE +/ O +cAMP O +/ O +PKA B-GENE +) O +pathway O +. O + +Consistent O +with O +this O +prediction O +, O +transfections O +into O +the O +hematopoietic O +cell O +line O +Jurkat O +showed O +a O +9 O +. O +0 O +- O +and O +2 O +. O +5 O +- O +fold O +activation O +of O +the O +mim B-GENE +- I-GENE +1 I-GENE +promoter I-GENE +by O +the O +p32 B-GENE +and O +p30 B-GENE +isoforms I-GENE +, O +respectively O +. O + +Despite O +the O +reported O +detrimental O +effects O +on O +CNS O +development O +, O +a O +number O +of O +animal O +studies O +have O +shown O +that O +pretreatment O +with O +corticosteroids O +nevertheless O +protect O +the O +brain O +from O +hypoxia O +- O +ischemic O +injury O +; O +however O +, O +clinically O +such O +treatment O +is O +no O +longer O +favored O +. O + +In O +one O +mechanism O +, O +a O +specialized O +ubiquitin B-GENE +- O +dependent O +proteolytic O +system O +( O +called O +the O +APC O +- O +dependent O +proteolysis O +machinery O +) O +degrades O +the O +mitotic O +( O +Clb B-GENE +) O +cyclin B-GENE +subunit I-GENE +. O + +Predictors O +of O +success O +in O +pharmacy O +school O +: O +PCAT O +vs O +. O +other O +admission O +criteria O +. O + +Canadian O +survey O +reveals O +widespread O +dissatisfaction O +among O +physicians O +. O + +In O +a O +series O +of O +16 O +full O +- O +scale O +fire O +tests O +, O +investigators O +at O +the O +IIT O +Research O +Institute O +have O +concluded O +that O +automatic O +door O +control O +in O +the O +room O +of O +fire O +origin O +can O +significantly O +reduce O +the O +spread O +of O +toxic O +smoke O +and O +gases O +. O + +Reporting O +of O +adverse O +events O +occurring O +during O +clinical O +trials O +of O +investigational O +drugs O +is O +a O +complex O +and O +controversial O +issue O +. O + +Medicare O +SNF O +benefits O +revised O +- O +- O +again O +. O + +In O +this O +paper O +, O +the O +current O +status O +of O +the O +understanding O +of O +the O +interaction O +mechanisms O +of O +ultrasound O +with O +biological O +media O +and O +the O +factors O +that O +govern O +different O +biological O +effects O +are O +surveyed O +. O + +Members O +of O +the O +mitogen B-GENE +activated I-GENE +protein I-GENE +( I-GENE +MAP I-GENE +) I-GENE +kinase I-GENE +family I-GENE +, O +extracellular B-GENE +signal I-GENE +- I-GENE +regulated I-GENE +kinase I-GENE +, O +stress B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +- I-GENE +1 I-GENE +/ O +c B-GENE +- I-GENE +Jun I-GENE +NH2 I-GENE +- I-GENE +terminal I-GENE +kinase I-GENE +, O +and O +p38 B-GENE +, O +are O +central O +elements O +that O +transduce O +the O +signal O +generated O +by O +growth O +factors O +, O +cytokines O +, O +and O +stressing O +agents O +. O + +In O +the O +present O +study O +, O +we O +have O +investigated O +the O +functional O +role O +of O +the O +other O +MAP B-GENE +kinases I-GENE +in O +PDGF B-GENE +- O +mediated O +cellular O +responses O +. O + +Analyses O +of O +tyrosine O +residue O +- O +mutated O +PDGF B-GENE +receptors I-GENE +show O +that O +Src B-GENE +homology I-GENE +2 I-GENE +domain I-GENE +- I-GENE +containing I-GENE +proteins I-GENE +including O +Src B-GENE +family I-GENE +kinases I-GENE +, O +phosphatidylinositol B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +, O +the O +GTPase B-GENE +- I-GENE +activating I-GENE +protein I-GENE +of O +Ras B-GENE +, O +the O +Src B-GENE +homology I-GENE +2 I-GENE +domain I-GENE +- I-GENE +containing I-GENE +phosphatase I-GENE +SHP B-GENE +- I-GENE +2 I-GENE +, O +phospholipase B-GENE +C I-GENE +- I-GENE +gamma I-GENE +, O +and O +Crk B-GENE +do O +not O +play O +a O +major O +role O +in O +mediating O +the O +PDGF B-GENE +- O +induced O +activation O +of O +p38 B-GENE +. O + +Here O +we O +show O +that O +calpeptin B-GENE +inhibits O +tyrosine B-GENE +phosphatases I-GENE +, O +enhancing O +tyrosine O +phosphorylation O +particularly O +of O +paxillin B-GENE +. O + +Three O +- O +dimensional O +structural O +studies O +using O +electron O +cryomicroscopy O +showed O +that O +the O +binding O +of O +one O +Fab B-GENE +( O +8H2 O +/ O +G5 O +) O +does O +not O +affect O +the O +conformation O +of O +the O +capsid O +, O +and O +the O +efficiency O +of O +mRNA O +production O +is O +similar O +to O +that O +of O +the O +native O +subviral O +particle O +. O + +Further O +, O +mutational O +analysis O +of O +NS5A B-GENE +assigned O +the O +SH3 B-GENE +- I-GENE +binding I-GENE +region I-GENE +to O +a O +proline O +- O +rich O +motif O +that O +is O +highly O +conserved O +among O +HCV O +genotypes O +. O + +Taken O +together O +, O +these O +findings O +show O +that O +16K B-GENE +hPRL I-GENE +inhibits O +the O +VEGF B-GENE +- O +induced O +Ras B-GENE +activation O +; O +this O +antagonism O +represents O +a O +novel O +and O +potentially O +important O +mechanism O +for O +the O +control O +of O +angiogenesis O +. O + +Analysis O +of O +SRE O +oligonucleotide O +gel O +mobility O +shift O +assays O +with O +nuclear O +extracts O +from O +Sertoli O +cells O +demonstrated O +the O +presence O +of O +both O +the O +SRF B-GENE +and O +the O +ubiquitously O +expressed O +bHLH O +protein O +E12 B-GENE +/ O +E47 B-GENE +. O + +Baseline O +electrocorticography O +over O +the O +surface O +of O +the O +temporal O +lobe O +and O +depth O +electrode O +recordings O +in O +the O +amygdala O +and O +hippocampus O +were O +obtained O +, O +followed O +by O +10 O +min O +of O +recording O +before O +and O +after O +the O +i O +. O +v O +. O +administration O +of O +both O +alfentanil O +50 O +microg O +/ O +kg O +and O +fentanyl O +10 O +microg O +/ O +kg O +. O + +We O +suggest O +that O +FlgN B-GENE +and O +FliT B-GENE +are O +substrate O +- O +specific O +flagellar O +chaperones O +that O +prevent O +oligomerization O +of O +the O +HAPs B-GENE +by O +binding O +to O +their O +helical O +domains O +before O +export O +. O + +Post O +and O +core O +fabrication O +for O +divergent O +canals O +with O +a O +cast O +post O +and O +core O +and O +a O +prefabricated O +dowel O +. O + +Rep63A B-GENE +( I-GENE +513 I-GENE +amino I-GENE +acids I-GENE +[ I-GENE +aa I-GENE +] I-GENE +) I-GENE +, O +encoded O +by O +the O +largest O +ORF O +, O +displayed O +strong O +similarity O +( O +40 O +% O +identity O +) O +to O +the O +replication O +proteins O +from O +plasmids O +pAMbeta1 O +, O +pIP501 O +, O +and O +pSM19035 O +, O +indicating O +that O +the O +pAW63 O +replicon O +belongs O +to O +the O +pAMbeta1 O +family O +of O +gram O +- O +positive O +theta O +- O +replicating O +plasmids O +. O + +Here O +we O +report O +the O +cloning O +and O +characterization O +of O +Xenopus B-GENE +Pax I-GENE +- I-GENE +5 I-GENE +and O +Pax B-GENE +- I-GENE +8 I-GENE +, O +two O +orthologues O +of O +the O +Pax B-GENE +- I-GENE +2 I-GENE +/ I-GENE +5 I-GENE +/ I-GENE +8 I-GENE +gene I-GENE +family I-GENE +. O + +Km O +values O +for O +ammonium O +, O +2 O +- O +oxoglutarate O +, O +NADH O +, O +glutamate O +and O +NAD O ++ O +were O +6 O +. O +5 O +, O +3 O +. O +5 O +, O +0 O +. O +06 O +, O +37 O +. O +1 O +and O +0 O +. O +046 O +mM O +, O +respectively O +. O + +Interferon B-GENE +- I-GENE +alpha I-GENE +may O +exacerbate O +cryoblobulinemia O +- O +related O +ischemic O +manifestations O +: O +an O +adverse O +effect O +potentially O +related O +to O +its O +anti O +- O +angiogenic O +activity O +. O + +Interferon B-GENE +- I-GENE +alpha I-GENE +may O +exacerbate O +cryoblobulinemia O +- O +related O +ischemic O +manifestations O +: O +an O +adverse O +effect O +potentially O +related O +to O +its O +anti O +- O +angiogenic O +activity O +. O + +In O +addition O +, O +we O +demonstrate O +that O +the O +production O +of O +active B-GENE +recombinant I-GENE +telomerase I-GENE +requires O +a O +factor O +in O +rabbit O +reticulocyte O +lysate O +that O +promotes O +ribonucleoprotein O +assembly O +. O + +Homozygous O +mutation O +in O +two O +children O +led O +to O +amputation O +of O +legs O +due O +to O +purpura O +fulminans O +. O + +According O +to O +pilot O +experiments O +which O +considered O +various O +durations O +of O +global O +no O +- O +flow O +ischemia O +ranging O +from O +10 O +to O +20 O +minutes O +, O +two O +durations O +were O +chosen O +for O +the O +present O +study O +: O +20 O +minutes O +( O +group O +20 O +) O +in O +which O +ventricular O +fibrillation O +( O +VF O +) O +was O +the O +predominant O +form O +of O +arrhythmias O +, O +and O +18 O +minutes O +( O +group O +18 O +) O +in O +which O +the O +prevalence O +of O +VF O +was O +markedly O +lower O +despite O +the O +small O +difference O +in O +the O +duration O +of O +ischemia O +. O + +An O +end O +- O +to O +- O +end O +pancreaticojejunostomy O +using O +a O +mechanical O +purse O +- O +string O +device O +. O + +Blood O +samples O +were O +obtained O +daily O +during O +this O +supplementation O +period O +and O +5 O +d O +thereafter O +( O +d O +11 O +to O +15 O +) O +. O + +These O +results O +suggest O +that O +mitochondrial O +presequences O +interact O +with O +the O +mt B-GENE +- I-GENE +hsp70 I-GENE +during O +or O +after O +mitochondrial O +protein O +import O +. O + +The O +3 O +' O +terminus O +of O +the O +genome O +can O +be O +folded O +into O +a O +tRNA O +- O +like O +secondary O +structure O +that O +has O +a O +valine O +anticodon O +; O +the O +tRNA O +- O +like O +structure O +lacks O +a O +pseudoknot O +in O +the O +aminoacyl O +stem O +, O +a O +feature O +common O +to O +both O +genera O +of O +tetraviruses O +. O + +Only O +one O +gene O +, O +fibronectin B-GENE +( O +FN B-GENE +) O +, O +was O +highly O +overexpressed O +( O +> O +60 O +- O +fold O +) O +in O +LNCaP O +- O +r O +cells O +, O +consistent O +with O +previously O +reported O +overexpression O +of O +FN B-GENE +in O +prostate O +cancer O +. O + +We O +also O +observed O +that O +cell O +surface O +CD4 B-GENE +( O +- O +) O +CD8 B-GENE +( O +- O +) O +CD3 B-GENE +( O +- O +) O +cells O +with O +rearranged B-GENE +TCR I-GENE +genes I-GENE +developed O +from O +Id3 B-GENE +- O +transduced O +but O +not O +from O +control O +- O +transduced O +pre O +- O +T O +cells O +in O +an O +FTOC O +. O + +As O +determined O +in O +a O +modified O +yeast O +two O +- O +hybrid O +system O +, O +mIRS3 B-GENE +bound O +strongly O +to O +the O +p85 B-GENE +subunit I-GENE +of O +phosphatidylinositol B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +. O + +Insulin B-GENE +stimulation O +promoted O +the O +association O +of O +mIRS3 B-GENE +with O +p85 B-GENE +, O +SHP2 B-GENE +, O +Nck B-GENE +, O +and O +Shc B-GENE +. O + +The O +mRNA O +expression O +of O +RFX1 B-GENE +, O +RFX2 B-GENE +, O +and O +RFX3 B-GENE +was O +detected O +ubiquitously O +, O +but O +in O +transient O +- O +transfection O +assays O +, O +multimerized B-GENE +RFX I-GENE +binding I-GENE +sites I-GENE +in O +front O +of O +a O +basal O +promoter O +efficiently O +functioned O +in O +a O +tissue O +- O +and O +lineage O +- O +specific O +manner O +. O + +In O +the O +case O +of O +the O +unspliceable O +intron O +, O +repression O +of O +luciferase B-GENE +expression O +likely O +involved O +two O +AUF1 B-GENE +- I-GENE +binding I-GENE +sequences I-GENE +, O +since O +luciferase B-GENE +expression O +was O +increased O +by O +deletion O +of O +these O +sites O +. O + +Thus O +, O +VDR B-GENE +acts O +selectively O +on O +the O +two O +components O +required O +for O +activation O +of O +this O +promoter O +/ O +enhancer O +: O +it O +competes O +with O +NFAT1 B-GENE +for O +binding O +to O +the O +composite O +site O +, O +positioning O +itself O +adjacent O +to O +Jun B-GENE +- O +Fos B-GENE +on O +the O +DNA O +. O + +Two O +evolutionarily O +conserved O +kinases O +, O +the O +cyclin B-GENE +B I-GENE +( O +Clb B-GENE +) O +/ O +cyclin B-GENE +- I-GENE +dependent I-GENE +kinase I-GENE +( O +Cdk B-GENE +/ O +Cdc28p B-GENE +) O +and O +Cdc7p B-GENE +along O +with O +its O +interacting O +factor O +Dbf4p B-GENE +, O +are O +required O +late O +in O +G1 O +to O +initiate O +DNA O +replication O +. O + +The O +RanQ69L B-GENE +preincubation O +leads O +to O +accumulation O +of O +CRM1 B-GENE +at O +the O +cytoplasmic O +periphery O +of O +the O +nuclear O +pore O +complex O +( O +NPC O +) O +in O +association O +with O +the O +p62 B-GENE +complex I-GENE +and O +Can B-GENE +/ O +Nup214 B-GENE +. O + +All O +of O +the O +elements O +exhibited O +a O +uniform O +structure O +. O + +In O +contrast O +, O +the O +deduced O +amino O +acid O +sequence O +of O +a O +second O +family O +( O +ART5 B-GENE +) O +of O +transferases O +, O +cloned O +from O +murine O +lymphoma O +cells O +and O +expressed O +in O +high O +abundance O +in O +testis O +, O +displays O +a O +hydrophobic O +amino O +terminus O +, O +consistent O +with O +a O +signal O +sequence O +, O +but O +lacks O +a O +hydrophobic O +signal O +sequence O +at O +its O +carboxyl O +terminus O +, O +suggesting O +that O +the O +protein O +is O +destined O +for O +export O +. O + +RESULTS O +: O +Each O +year O +, O +on O +average O +39 O +% O +of O +cases O +seen O +in O +Sardinia O +are O +notified O +; O +646 O +( O +40 O +% O +) O +of O +the O +1591 O +patients O +notified O +during O +the O +study O +period O +were O +never O +seen O +by O +regional O +medical O +centres O +. O + +This O +dimer O +interface O +is O +likely O +important O +for O +increasing O +the O +DNA O +- O +binding O +specificity O +and O +affinity O +of O +the O +trimeric O +form O +of O +HSF B-GENE +, O +as O +well O +as O +for O +increasing O +cooperativity O +between O +adjacent O +trimers O +. O + +Additionally O +, O +deletion O +analysis O +of O +the O +UCP2 B-GENE +promoter O +- O +PLAP B-GENE +constructs O +indicated O +that O +the O +minimal O +region O +exhibiting O +the O +promoter O +activity O +was O +located O +between O +nt O +- O +33 O +and O ++ O +100 O +, O +and O +that O +a O +strong O +enhancer O +was O +present O +within O +601 O +bp O +of O +the O +5 O +' O +- O +promoter O +region O +. O + +The O +hTERT B-GENE +gene I-GENE +encompasses O +more O +than O +37kb O +and O +consists O +of O +16 O +exons O +. O + +Both O +betaAPP B-GENE +mRNA I-GENE +and O +Abeta B-GENE +levels O +are O +increased O +in O +trisomy O +21 O +. O + +In O +reperfusion O +B O +, O +only O +the O +diabetic O +group O +demonstrated O +a O +significant O +increase O +in O +IL B-GENE +- I-GENE +8 I-GENE +concentrations O +at O +1 O +and O +15 O +min O +compared O +to O +nondiabetics O +. O + +This O +repression O +was O +reversed O +agonists O +of O +either O +receptor O +demonstrating O +a O +functional O +interaction O +between O +NCoR B-GENE +and O +PPARalpha B-GENE +. O +RXRalpha B-GENE +heterodimeric O +complexes O +in O +mammalian O +cells O +. O + +Spc42p B-GENE +also O +was O +identified O +as O +a O +component O +of O +a O +cytoplasmic O +SPB O +subcomplex O +containing O +Spc94p B-GENE +/ O +Nud1p B-GENE +, O +Cnm67p B-GENE +, O +and O +Spc42p B-GENE +. O + +The O +average O +coefficients O +of O +correlation O +were O +0 O +. O +9998 O +and O +0 O +. O +9993 O +for O +the O +QMF O +and O +the O +QIT O +system O +, O +respectively O +. O + +The O +5 O +- O +year O +OS O +for O +stage O +IIIB O +was O +30 O +. O +9 O +% O +, O +compared O +to O +7 O +. O +8 O +% O +for O +stage O +IV O +. O + +Furthermore O +, O +heparin B-GENE +lyase I-GENE +treatment O +of O +extracts O +of O +cells O +expressing O +recombinant B-GENE +YD I-GENE +- I-GENE +repeat I-GENE +protein I-GENE +releases O +this O +protein O +from O +high O +molecular O +mass O +aggregates O +. O + +CDK4 B-GENE +kinase I-GENE +activities O +were O +unaffected O +, O +as O +were O +the O +levels O +of O +the O +CDK B-GENE +inhibitor O +p21Cip1 B-GENE +present O +in O +cyclin B-GENE +E I-GENE +immunocomplexes I-GENE +. O + +The O +recombinant O +purified O +protein O +expressed O +in O +the O +baculovirus O +system O +had O +an O +approximate O +molecular O +size O +20 O +kDa O +with O +amino O +- O +terminal O +sequence O +of O +AVQGP O +. O + +Induction O +of O +the O +urokinase B-GENE +promoter I-GENE +by O +HGF B-GENE +/ O +SF B-GENE +via O +the O +Met B-GENE +receptor I-GENE +was O +blocked O +by O +co O +- O +expression O +of O +a O +dominant O +- O +negative O +Grb2 B-GENE +and O +Sos1 B-GENE +expression O +construct O +. O + +Serine O +phosphorylation O +of O +STAT3 B-GENE +was O +only O +apparent O +after O +somatostatin B-GENE +treatment O +and O +was O +abolished O +by O +pertussis B-GENE +toxin I-GENE +or O +PD O +98059 O +, O +together O +with O +the O +associated O +increases O +in O +proliferation O +. O + +Nevertheless O +, O +we O +demonstrate O +that O +the O +entire O +three O +- O +component O +yeast O +capping O +apparatus O +, O +consisting O +of O +RNA B-GENE +5 I-GENE +' I-GENE +- I-GENE +triphosphatase I-GENE +( O +Cet1p B-GENE +) O +, O +RNA B-GENE +guanylyltransferase I-GENE +( O +Ceg1p B-GENE +) O +, O +and O +Abd1p B-GENE +could O +be O +replaced O +in O +vivo O +by O +the O +two O +- O +component O +mammalian O +apparatus O +consisting O +of O +a O +bifunctional O +triphosphatase B-GENE +- I-GENE +guanylyltransferase I-GENE +Mce1p I-GENE +and O +the O +methyltransferase B-GENE +Hcm1 I-GENE +( I-GENE +121 I-GENE +- I-GENE +476 I-GENE +) I-GENE +p I-GENE +. O + +The O +IC50 O +values O +for O +rat O +and O +dog O +urinary O +bladder O +were O +3 O +. O +9 O +x O +10 O +( O +- O +6 O +) O +M O +and O +3 O +. O +8 O +x O +10 O +( O +- O +6 O +) O +M O +, O +respectively O +. O + +Although O +it O +has O +two O +potential O +binding O +sites O +, O +the O +purified O +MerR B-GENE +homodimer I-GENE +binds O +only O +one O +Hg O +( O +II O +) O +ion O +, O +employing O +Cys82 O +from O +one O +monomer O +and O +Cys117 O +and O +Cys126 O +from O +the O +other O +. O + +The O +influence O +of O +Epstein O +- O +Barr O +virus O +seropositivity O +on O +the O +efficacy O +of O +intravenous O +immune B-GENE +globulin I-GENE +in O +children O +with O +immune O +thrombocytopenic O +purpura O +. O + +The O +results O +of O +the O +lab O +and O +field O +tests O +yielded O +high O +levels O +of O +infestation O +in O +larvae O +with O +values O +ranging O +from O +90 O +to O +100 O +% O +and O +from O +85 O +to O +95 O +% O +, O +respectively O +. O + +Amisulpride O +400 O +mg O +had O +several O +adverse O +effects O +on O +psychomotor O +and O +, O +although O +less O +severe O +, O +on O +cognitive O +performance O +on O +the O +fifth O +day O +only O +. O + +MutY B-GENE +is O +an O +adenine B-GENE +- I-GENE +DNA I-GENE +glycosylase I-GENE +with O +specificity O +for O +mismatches O +involving O +8 O +- O +oxoguanine O +( O +oG O +. O +A O +) O +or O +guanine O +( O +G O +. O +A O +) O +. O + +The O +kinetics O +of O +kinase O +activity O +within O +these O +complexes O +compared O +to O +CheA B-GENE +alone O +indicate O +approximately O +a O +50 O +% O +decrease O +in O +the O +KM O +for O +ATP O +and O +a O +100 O +- O +fold O +increase O +in O +the O +Vmax O +. O + +Latexin B-GENE +, O +a O +carboxypeptidase B-GENE +A I-GENE +inhibitor O +, O +is O +expressed O +in O +a O +cell O +type O +- O +specific O +manner O +in O +both O +central O +and O +peripheral O +nervous O +systems O +in O +the O +rat O +. O + +Regression O +analyses O +identified O +7 O +risk O +and O +7 O +protective O +factors O +with O +minimal O +overlap O +. O + +During O +1985 O +, O +1990 O +, O +and O +1995 O +, O +respectively O +, O +11 O +. O +7 O +, O +11 O +. O +3 O +, O +and O +11 O +. O +4 O +infants O +per O +100 O +, O +000 O +live O +births O +had O +a O +diagnosis O +of O +HSV O +( O +P O += O +. O +98 O +) O +. O + +Subsets O +of O +patients O +were O +performed O +according O +to O +the O +severity O +of O +trauma O +( O +ISS O +< O +9 O +; O +9 O +- O +17 O +; O +18 O +- O +31 O +; O +> O +32 O +) O +, O +based O +on O +the O +different O +injury O +pattern O +, O +and O +survivors O +versus O +nonsurvivors O +as O +well O +. O + +The O +median O +age O +was O +33 O +years O +( O +range O +17 O +- O +56 O +years O +) O +. O + +Developmental O +follow O +- O +up O +at O +age O +2 O +years O +was O +performed O +. O + +In O +the O +whole O +group O +of O +infected O +children O +, O +an O +age O +- O +specific O +z O +score O +< O +- O +2 O +for O +weight O +and O +for O +FFM O +was O +significantly O +associated O +with O +an O +increased O +risk O +of O +death O +[ O +relative O +risk O +( O +95 O +% O +CI O +) O += O +11 O +. O +4 O +( O +3 O +. O +1 O +, O +41 O +. O +0 O +) O +and O +5 O +. O +1 O +( O +1 O +. O +5 O +, O +18 O +. O +2 O +) O +, O +respectively O +] O +; O +when O +only O +children O +with O +more O +severe O +disease O +were O +considered O +, O +only O +z O +score O +for O +weight O +was O +significantly O +associated O +with O +an O +increased O +risk O +[ O +4 O +. O +6 O +( O +1 O +. O +4 O +, O +14 O +. O +9 O +) O +] O +. O + +In O +addition O +, O +these O +cells O +contained O +one O +, O +two O +, O +or O +multiple O +nuclei O +indicative O +of O +a O +G2 O +/ O +M O +delay O +in O +nuclear O +division O +and O +also O +a O +defect O +in O +cytokinesis O +and O +/ O +or O +cell O +separation O +. O + +DAF16 B-GENE +is O +known O +to O +be O +a O +component O +of O +a O +signaling O +pathway O +that O +has O +been O +partially O +dissected O +genetically O +and O +includes O +homologues O +of O +the O +insulin B-GENE +/ O +IGF B-GENE +- I-GENE +1 I-GENE +receptor I-GENE +, O +PtdIns B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +and O +PKB B-GENE +. O + +However O +, O +neu B-GENE +differentiation O +factor O +- O +induced O +heterodimers O +of O +ErbB2 B-GENE +and O +ErbB4 B-GENE +activated O +Stat5 B-GENE +. O + +Although O +linker O +regions O +in O +transcription O +factors O +are O +known O +to O +modulate O +DNA O +binding O +specificity O +, O +our O +studies O +suggest O +that O +the O +human B-GENE +HSF1 I-GENE +linker O +plays O +no O +role O +in O +determining O +HSF1 B-GENE +binding O +preferences O +in O +vivo O +but O +is O +a O +critical O +determinant O +in O +regulating O +the O +HSF1 B-GENE +monomer I-GENE +- I-GENE +trimer I-GENE +equilibrium O +. O + +Modulation O +of O +human B-GENE +heat I-GENE +shock I-GENE +factor I-GENE +trimerization O +by O +the O +linker O +domain O +. O + +Both O +functional O +analyses O +in O +undifferentiated O +and O +differentiated O +F9 O +cells O +and O +characterization O +of O +DNA O +- O +protein O +complexes O +in O +vitro O +have O +identified O +the O +sequence O +motifs O +GTGACT O +( O +C O +) O +, O +ATTGT O +, O +and O +GATA O +as O +the O +key O +transcription O +factor O +binding O +sites O +. O + +These O +results O +suggest O +that O +the O +phenotype O +of O +XLP O +may O +result O +from O +perturbed O +signaling O +not O +only O +through O +SLAM B-GENE +, O +but O +also O +other O +cell O +surface O +molecules O +that O +utilize O +SAP B-GENE +as O +a O +signaling O +adaptor O +protein O +. O + +We O +also O +localized O +the O +Fra B-GENE +- I-GENE +2 I-GENE +phosphorylation I-GENE +sites I-GENE +by O +MAPK B-GENE +to O +three O +threonine O +and O +three O +serine O +residues O +in O +the O +COOH O +- O +terminal O +region O +by O +means O +of O +site O +- O +directed O +mutagenesis O +and O +showed O +that O +the O +threonine O +residues O +were O +more O +susceptible O +to O +MAPK B-GENE +. O + +Nevertheless O +, O +they O +are O +functionally O +distinct O +in O +that O +FcalphaRI B-GENE +binds O +human B-GENE +IgA I-GENE +( O +hIgA B-GENE +) O +but O +not O +bovine B-GENE +IgG2 I-GENE +( O +bIgG2 B-GENE +) O +, O +whereas O +bFcgamma2R B-GENE +binds O +bIgG2 B-GENE +but O +not O +hIgA B-GENE +. O + +Vac1p B-GENE +was O +found O +to O +bind O +the O +Sec1p B-GENE +homologue I-GENE +Vps45p B-GENE +. O + +To O +identify O +these O +sites O +, O +Cdk2 B-GENE +- O +phosphorylated O +MARCKS B-GENE +was O +digested O +with O +lysyl B-GENE +endoprotease I-GENE +and O +analysed O +by O +electrospray O +MS O +. O + +The O +yeast B-GENE +LPD1 I-GENE +gene I-GENE +encoding O +lipoamide B-GENE +dehydrogenase I-GENE +is O +subject O +to O +the O +general O +control O +of O +amino O +acid O +biosynthesis O +mediated O +by O +the O +GCN4 B-GENE +transcription I-GENE +factor I-GENE +. O + +However O +, O +the O +serum B-GENE +TNF I-GENE +- I-GENE +a I-GENE +concentration O +decreased O +significantly O +in O +patients O +receiving O +pentoxifylline O +( O +basal O +623 O ++ O +/ O +- O +366 O +pg O +/ O +ml O +; O +6th O +month O +562 O ++ O +/ O +- O +358 O +pg O +/ O +ml O +, O +p O +< O +0 O +. O +01 O +) O +, O +but O +not O +in O +the O +control O +group O +. O + +In O +addition O +, O +we O +show O +that O +the O +expression O +of O +individual O +members O +of O +one O +subfamily O +of O +KRAB B-GENE +zinc I-GENE +finger I-GENE +genes I-GENE +is O +restricted O +to O +specific O +hematopoietic O +cell O +lineages O +. O + +Employing O +fluorescence O +spectroscopy O +and O +circular O +dichroism O +, O +we O +showed O +that O +the O +binding O +of O +Ca2 O ++ O +to O +ALG B-GENE +- I-GENE +2 I-GENE +induced O +significant O +conformational O +changes O +in O +both O +the O +N O +- O +terminal O +and O +C O +- O +terminal O +domains O +of O +the O +protein O +. O + +They O +also O +occur O +in O +similar O +locations O +in O +the O +promoters O +of O +several O +other O +ribosomal B-GENE +protein I-GENE +genes I-GENE +. O + +RESULTS O +: O +Transpulmonary O +passage O +of O +contrast O +occurred O +in O +sufficient O +amounts O +to O +enhance O +the O +intensity O +of O +the O +Doppler O +signal O +significantly O +, O +but O +the O +duration O +of O +this O +effect O +was O +short O +. O + +In O +this O +paper O +, O +such O +lesions O +in O +two O +cases O +were O +evaluated O +by O +ultrasonography O +. O + +These O +regions O +contain O +inverted O +E O +- O +box O +palindromic O +or O +direct O +repeat O +motifs O +and O +bind O +SREBP B-GENE +- I-GENE +1 I-GENE +with O +different O +affinities O +. O + +To O +address O +these O +questions O +, O +a O +recombinant O +FRAP B-GENE +/ O +mTOR B-GENE +protein O +and O +a O +FRAP B-GENE +/ O +mTOR B-GENE +immunoprecipitate O +were O +utilized O +in O +in O +vitro O +kinase O +assays O +to O +phosphorylate O +4E B-GENE +- I-GENE +BP1 I-GENE +. O + +The O +coexpression O +of O +full O +- O +length O +expression O +constructs O +for O +both O +DBP B-GENE +and O +hepatic B-GENE +leukemia I-GENE +factor I-GENE +resulted O +in O +a O +dramatic O +increase O +in O +activation O +mediated O +by O +the O +GAL4 B-GENE +- O +DBP B-GENE +fusion O +proteins O +, O +suggesting O +the O +involvement O +of O +a O +regulated O +coactivator O +in O +this O +process O +. O + +Cp B-GENE +is O +normally O +the O +main O +promoter O +for O +EBNA B-GENE +mRNA I-GENE +initiation O +, O +so O +it O +appears O +that O +EBNA3C B-GENE +contributes O +to O +a O +negative O +autoregulatory O +control O +loop O +. O + +These O +indications O +of O +deregulated O +signalling O +in O +the O +absence O +of O +tyrosine O +118 O +were O +substantiated O +by O +sustained O +activation O +of O +STAT3 B-GENE +. O + +With O +exon O +trapping O +, O +we O +could O +isolate O +five O +potential O +exons O +from O +the O +YAC O +946E12 O +that O +spans O +the O +region O +, O +four O +of O +which O +could O +be O +placed O +in O +the O +contig O +in O +the O +vicinity O +of O +the O +breakpoints O +. O + +Campomelic O +dysplasia O +translocation O +breakpoints O +are O +scattered O +over O +1 O +Mb O +proximal O +to O +SOX9 B-GENE +: O +evidence O +for O +an O +extended O +control O +region O +. O + +The O +most O +common O +characteristics O +of O +VRE O +patients O +were O +recent O +prior O +vancomycin O +use O +, O +recent O +prior O +susceptible O +enterococcal O +infection O +, O +coinfection O +with O +other O +microbial O +pathogens O +, O +and O +concurrent O +fungal O +infection O +. O + +A O +coiled O +- O +coil O +domain O +, O +conserved O +within O +each O +encoded O +protein O +, O +serves O +as O +a O +potential O +interaction O +motif O +for O +FLI B-GENE +LRR I-GENE +. O + +Binding O +affinities O +of O +these O +recombinant O +phages O +as O +determined O +by O +the O +retention O +of O +these O +phages O +by O +a O +His O +- O +tag O +immobilized O +gp17 B-GENE +column O +, O +and O +by O +co O +- O +immunoprecipitation O +with O +purified O +terminase B-GENE +supported O +the O +specific O +nature O +of O +the O +portal B-GENE +protein I-GENE +and O +terminase B-GENE +interaction I-GENE +sites I-GENE +. O + +Although O +the O +terminase B-GENE +apparently O +interacts O +with O +this O +gp20 B-GENE +portal I-GENE +peptide I-GENE +, O +polyclonal O +antibody O +against O +the O +portal O +peptide O +appears O +unable O +to O +access O +it O +in O +the O +native O +structure O +, O +suggesting O +intimate O +association O +of O +gp20 B-GENE +and O +gp17 B-GENE +possibly O +internalizes O +terminase B-GENE +regions I-GENE +within O +the O +portal O +in O +the O +packasome O +complex O +. O + +cDNA O +and O +structural O +organization O +of O +the O +gene B-GENE +Pole1 I-GENE +for O +the O +mouse B-GENE +DNA I-GENE +polymerase I-GENE +epsilon I-GENE +catalytic I-GENE +subunit I-GENE +. O + +A O +liquid O +chromatographic O +method O +is O +described O +for O +analysis O +of O +beta O +- O +carotene O +in O +medical O +food O +. O + +The O +FCMS O +conditions O +were O +as O +follows O +: O +2 O +kW O +maximum O +electrical O +power O +consumption O +, O +800 O +V O +maximum O +capacitor O +voltage O +, O +720 O +microseconds O +pulsewidth O +( O +180 O +microseconds O +rise O +time O +) O +, O +and O +5 O +- O +30 O +Hz O +frequency O +. O + +Severe O +hemolysis O +resulted O +in O +statistically O +significant O +changes O +in O +the O +mean O +values O +of O +the O +above O +analytes O +in O +addition O +to O +the O +following O +increases O +: O +alanine B-GENE +aminotransferase I-GENE +, O +calcium O +, O +and O +serum B-GENE +globulins I-GENE +( O +P O +< O +0 O +. O +001 O +) O +and O +albumin B-GENE +and O +total O +protein O +( O +P O +< O +0 O +. O +01 O +) O +. O + +Optimal O +monitoring O +of O +ODA O +remains O +undefined O +. O + +The O +exon O +: O +intron O +structure O +of O +chicken B-GENE +IL8 I-GENE +corresponds O +almost O +exactly O +to O +that O +of O +human B-GENE +IL8 I-GENE +and O +differs O +from O +those O +of O +other O +known O +mammalian B-GENE +CXC I-GENE +chemokine I-GENE +genes I-GENE +. O + +The O +Aa B-GENE +- I-GENE +Pri2 I-GENE +gene I-GENE +, O +specifically O +expressed O +during O +basidiocarp O +differentiation O +of O +the O +mushroom O +Agrocybe O +aegerita O +, O +was O +cloned O +. O + +The O +main O +causes O +of O +liver O +disease O +in O +the O +patients O +with O +HCC O +were O +hepatitis O +C O +virus O +( O +HCV O +) O +( O +77 O +% O +) O +, O +alcohol O +abuse O +( O +73 O +% O +) O +, O +and O +the O +combination O +of O +HCV O +and O +alcohol O +abuse O +( O +50 O +% O +) O +. O + +Three O +new O +aromatase B-GENE +inhibitors O +have O +recently O +completed O +phase O +III O +evaluation O +as O +treatment O +of O +metastatic O +breast O +cancer O +in O +post O +- O +menopausal O +women O +whose O +disease O +has O +progressed O +despite O +tamoxifen O +therapy O +: O +anastrozole O +( O +ARIMIDEX O +, O +Zeneca O +) O +, O +letrozole O +( O +FEMARA O +, O +Novartis O +) O +and O +vorozole O +( O +RIVIZOR O +, O +Janssen O +) O +. O + +Of O +those O +injuries O +, O +143 O +cases O +were O +snowboard O +related O +and O +158 O +cases O +were O +ski O +related O +. O + +The O +femoral O +artery O +/ O +vein O +and O +the O +soleus O +and O +gastrocnemius O +muscles O +were O +examined O +in O +healthy O +human O +male O +volunteers O +. O + +SRFDelta5 B-GENE +acts O +as O +a O +naturally O +occurring O +dominant O +negative O +regulatory O +mutant O +that O +blocks O +SRF B-GENE +- O +dependent O +skeletal B-GENE +alpha I-GENE +- I-GENE +actin I-GENE +, O +cardiac B-GENE +alpha I-GENE +- I-GENE +actin I-GENE +, O +smooth B-GENE +alpha I-GENE +- I-GENE +actin I-GENE +, O +SM22alpha B-GENE +, O +and O +SRF B-GENE +promoter O +- O +luciferase B-GENE +reporter O +activities O +. O + +In O +serum O +- O +free O +media O +, O +p50E4F B-GENE +accelerated O +E1A B-GENE +- O +induced O +apoptosis O +. O + +Progression O +after O +first O +- O +line O +chemotherapy O +was O +associated O +with O +significantly O +worse O +survival O +for O +patients O +with O +metastasis O +. O + +Mutations O +within O +human O +UTR1 O +modulate O +NRF B-GENE +- I-GENE +1 I-GENE +expression O +by O +interfering O +with O +mRNA O +translational O +efficiency O +in O +transfected O +cells O +and O +in O +an O +in O +vitro O +translation O +system O +. O + +As O +is O +deduced O +from O +the O +nucleotide O +sequence O +of O +the O +cDNA O +, O +CBS B-GENE +- I-GENE +1 I-GENE +contains O +an O +open O +reading O +frame O +consisting O +of O +182 O +amino O +acids O +, O +with O +a O +molecular O +weight O +of O +19 O +. O +5kDa O +. O + +Corticostriatal O +and O +corticosubthalamic O +input O +zones O +from O +the O +presupplementary O +motor O +area O +in O +the O +macaque O +monkey O +: O +comparison O +with O +the O +input O +zones O +from O +the O +supplementary O +motor O +area O +. O + +Basic B-GENE +fibroblast I-GENE +growth I-GENE +factor I-GENE +( O +bFGF B-GENE +) O +has O +been O +shown O +to O +induce O +angiogenesis O +in O +various O +animal O +models O +, O +but O +the O +methods O +of O +administration O +used O +experimentally O +are O +not O +clinically O +feasible O +. O + +Both O +filters O +equally O +contributed O +to O +elevation O +of O +iliac O +venous O +pressure O +( O +median O +, O +9 O +. O +3 O +and O +7 O +. O +2 O +mm O +Hg O +[ O +n O += O +9 O +] O +with O +the O +spring O +filter O +and O +RF02 O +filter O +, O +respectively O +) O +. O + +12 O +healthy O +women O +( O +age O +18 O +- O +38 O +years O +) O +were O +examined O +using O +the O +2 O +- O +hour O +' O +s O +method O +of O +passive O +leg O +rising O +( O +PLR O +) O +in O +follicular O +( O +FP O +) O +and O +luteal O +( O +LP O +) O +phases O +of O +normal O +ovulatory O +cycle O +. O + +Thus O +, O +sgRNA2 B-GENE +has O +the O +3 O +' O +TE O +in O +its O +5 O +' O +UTR O +. O + +These O +single O +mutational O +defects O +in O +the O +eRF1 B-GENE +- O +eRF3 B-GENE +interaction O +became O +evident O +when O +either O +truncated O +protein O +eRF3C B-GENE +or O +C O +- O +terminally O +altered O +eRF1 B-GENE +proteins O +were O +used O +for O +the O +authentic O +protein O +, O +providing O +further O +support O +for O +the O +presence O +of O +a O +C O +- O +terminal O +interaction O +. O + +Removal O +of O +each O +of O +three O +contiguous O +segments O +from O +the O +N O +- O +terminal O +half O +specifically O +inhibits O +the O +formation O +of O +5 B-GENE +. I-GENE +8Ss I-GENE +rRNA I-GENE +, O +whereas O +deleting O +part O +of O +the O +C O +- O +terminal O +region O +of O +the O +protein O +only O +blocks O +the O +production O +of O +18S B-GENE +rRNA I-GENE +. O + +Ras B-GENE +is O +not O +associated O +with O +the O +tegument O +. O + +Green O +fluorescent O +protein O +- O +tagged O +UNC B-GENE +- I-GENE +49B I-GENE +and O +UNC B-GENE +- I-GENE +49C I-GENE +subunits I-GENE +are O +coexpressed O +in O +muscle O +cells O +and O +are O +colocalized O +to O +synaptic O +regions O +. O + +We O +show O +that O +a O +protein O +, O +UBC9 B-GENE +, O +interacts O +specifically O +with O +TEL B-GENE +in O +vitro O +and O +in O +vivo O +. O + +Molecules O +of O +NH3 O +are O +capable O +of O +emitting O +stimulated O +radiation O +( O +MASER O +) O +. O + +The O +major O +findings O +of O +our O +studies O +are O +as O +follows O +: O +1 O +) O +There O +are O +no O +detectable O +signals O +around O +GDF B-GENE +- I-GENE +9 I-GENE +- O +deficient O +follicles O +for O +several O +theca O +cell O +layer O +markers O +[ O +i O +. O +e O +. O + +Interestingly O +, O +highly O +charged O +residues O +were O +abundantly O +possessed O +in O +the O +carboxy O +- O +terminal O +part O +of O +the O +MDV2 B-GENE +UL10 I-GENE +protein I-GENE +. O + +Identification O +and O +structure O +of O +the O +Marek B-GENE +' I-GENE +s I-GENE +disease I-GENE +virus I-GENE +serotype I-GENE +2 I-GENE +glycoprotein I-GENE +M I-GENE +gene I-GENE +: O +comparison O +with O +glycoprotein B-GENE +M I-GENE +genes I-GENE +of O +Herpesviridae O +family O +. O + +OBJECTIVE O +: O +To O +perform O +a O +cost O +- O +effectiveness O +analysis O +( O +CEA O +) O +between O +a O +standard O +antiemetic O +regimen O +- O +chlorpromazine O ++ O +dexamethasone O +( O +CPM O +- O +DEX O +) O +- O +and O +a O +5 B-GENE +- I-GENE +HT3 I-GENE +receptor I-GENE +antagonist O +- O +tropisetron O +( O +TROP O +) O +- O +- O +in O +the O +control O +of O +acute O +emesis O +induced O +by O +highly O +emetogenic O +chemotherapy O +in O +children O +, O +considering O +two O +analytic O +perspectives O +: O +hospital O +and O +patients O +. O + +Baseline O +data O +were O +obtained O +from O +10 O +adults O +. O + +A O +comparison O +of O +the O +nucleotide O +and O +deduced O +amino O +acid O +sequences O +of O +the O +core O +regions O +of O +the O +RNA B-GENE +- I-GENE +dependent I-GENE +RNA I-GENE +polymerase I-GENE +domains I-GENE +found O +in O +these O +three O +dsRNAs O +suggested O +that O +these O +dsRNAs O +probably O +evolved O +independently O +within O +each O +host O +plant O +from O +a O +common O +ancestor O +. O + +Consistent O +with O +this O +possibility O +, O +a O +non O +- O +MBD B-GENE +region O +of O +Bin1 B-GENE +was O +sufficient O +to O +recruit O +a O +repression O +function O +to O +DNA O +that O +was O +unrelated O +to O +histone B-GENE +deacetylase I-GENE +. O + +Forty O +- O +eight O +sequences O +, O +30 O +not O +previously O +identified O +as O +IR O +- O +responsive O +, O +were O +significantly O +regulated O +by O +IR O +. O + +A O +recently O +described O +protein O +, O +metaxin B-GENE +1 I-GENE +, O +serves O +as O +a O +component O +of O +a O +preprotein O +import O +complex O +in O +the O +outer O +membrane O +of O +the O +mammalian O +mitochondrion O +. O + +Molecular O +cloning O +of O +rat B-GENE +SH2 I-GENE +- I-GENE +containing I-GENE +inositol I-GENE +phosphatase I-GENE +2 I-GENE +( O +SHIP2 B-GENE +) O +and O +its O +role O +in O +the O +regulation O +of O +insulin B-GENE +signaling O +. O + +Slp1 B-GENE +represses O +transcription O +via O +this O +binding O +site O +in O +yeast O +cells O +, O +consistent O +with O +its O +role O +as O +a O +direct O +repressor O +of O +ftz B-GENE +stripes O +in O +interstripe O +regions O +during O +late O +stages O +of O +embryogenesis O +. O + +The O +results O +of O +these O +studies O +support O +a O +model O +in O +which O +VirB4 B-GENE +dimers I-GENE +or O +homomultimers O +contribute O +structural O +information O +for O +the O +assembly O +of O +a O +transenvelope O +channel O +competent O +for O +bidirectional O +DNA O +transfer O +, O +whereas O +an O +ATP O +- O +dependent O +activity O +is O +required O +for O +configuring O +this O +channel O +as O +a O +dedicated O +export O +machine O +. O + +The O +penicillin B-GENE +binding I-GENE +proteins I-GENE +( O +PBPs B-GENE +) O +synthesize O +and O +remodel O +peptidoglycan O +, O +the O +structural O +component O +of O +the O +bacterial O +cell O +wall O +. O + +TCR B-GENE +alpha I-GENE +( O +TCRA B-GENE +) O +expression O +was O +examined O +in O +RNA O +samples O +from O +PBMC O +and O +isolated O +populations O +of O +CD4 B-GENE ++ I-GENE +, O +CD8 B-GENE ++ I-GENE +, O +and O +DN O +T O +cells O +from O +15 O +healthy O +individuals O +. O + +Similar O +results O +were O +obtained O +with O +xylitol O +, O +an O +activator O +of O +the O +pentose O +phosphate O +pathway O +. O + +D3S1261 B-GENE +is O +physically O +located O +at O +or O +near O +the O +MITF B-GENE +locus I-GENE +, O +while O +D3S2465 B-GENE +and O +D3S1766 B-GENE +are O +flanking O +the O +locus O +at O +about O +17 O +. O +5 O +cM O +genetic O +distance O +each O +side O +. O + +The O +percentages O +of O +recovery O +decreased O +with O +storage O +time O +, O +although O +the O +addition O +of O +dispersant O +( O +Tris O +- O +Tween O +80 O +) O +before O +storage O +appeared O +to O +partially O +prevent O +adhesion O +. O + +Point O +mutations O +of O +the O +site O +that O +suppressed O +Pit B-GENE +- I-GENE +1 I-GENE +binding O +in O +vitro O +restored O +full O +tiGH B-GENE +promoter I-GENE +activity O +. O + +A O +human B-GENE +Raf I-GENE +- I-GENE +responsive I-GENE +zinc I-GENE +- I-GENE +finger I-GENE +protein I-GENE +that O +binds O +to O +divergent O +sequences O +. O + +We O +are O +reporting O +an O +autopsy O +case O +of O +so O +- O +called O +" O +acute O +multiple O +sclerosis O +" O +that O +was O +difficult O +to O +differentiate O +from O +a O +brain O +tumor O +on O +MRI O +findings O +. O + +Furthermore O +, O +MOM B-GENE +- I-GENE +4 I-GENE +and O +TAK1 B-GENE +bind O +related O +proteins O +that O +promote O +their O +kinase O +activities O +. O + +BACKGROUND O +: O +The O +MAZE O +- O +III O +is O +the O +surgical O +treatment O +of O +choice O +for O +medically O +refractory O +atrial O +fibrillation O +. O + +Gab2 B-GENE +, O +a O +new O +pleckstrin B-GENE +homology O +domain O +- O +containing O +adapter O +protein O +, O +acts O +to O +uncouple O +signaling O +from O +ERK B-GENE +kinase I-GENE +to O +Elk B-GENE +- I-GENE +1 I-GENE +. O + +The O +presence O +of O +cutaneous O +xanthomas O +with O +normal O +serum O +lipid O +levels O +is O +due O +to O +the O +antibetalipoproteic O +activity O +of O +the O +monoclonal B-GENE +immunoglobulin I-GENE +. O + +In O +an O +attempt O +to O +reduce O +the O +incidence O +of O +NSAID O +- O +induced O +gastrointestinal O +lesions O +, O +the O +following O +approaches O +have O +been O +proposed O +: O +( O +i O +) O +use O +of O +the O +prostaglandin O +analogue O +misoprostol O +, O +which O +is O +an O +antiulcer O +drug O +which O +has O +been O +proven O +to O +be O +as O +effective O +in O +the O +prevention O +of O +NSAID O +- O +induced O +gastric O +and O +duodenal O +ulcers O +as O +in O +the O +reduction O +of O +serious O +upper O +gastrointestinal O +complications O +; O +( O +ii O +) O +histamine B-GENE +H2 I-GENE +receptor I-GENE +antagonists O +( O +H2 O +antagonists O +) O +, O +e O +. O +g O +. O +ranitidine O +, O +cimetidine O +and O +famotidine O +, O +which O +are O +useful O +in O +the O +prevention O +of O +NSAID O +- O +induced O +duodenal O +ulcers O +during O +long O +term O +treatment O +, O +but O +not O +in O +the O +prevention O +of O +NSAID O +- O +induced O +gastric O +ulcers O +; O +( O +iii O +) O +proton O +pump O +inhibitors O +, O +e O +. O +g O +omeprazole O +, O +and O +pantoprazole O +, O +whose O +efficacy O +in O +preventing O +NSAID O +- O +associated O +ulcers O +has O +been O +recently O +demonstrated O +; O +and O +( O +iv O +) O +barrier O +agents O +, O +e O +. O +g O +. O +sucralfate O +, O +which O +cannot O +be O +recommended O +as O +prophylactic O +agents O +to O +prevent O +NSAID O +- O +induced O +gastropathy O +. O + +Lung O +mesenchyme O +serves O +as O +a O +' O +compleat O +' O +inducer O +of O +lung O +morphogenesis O +by O +secreting O +soluble O +peptide O +growth O +factors O +. O + +The O +activation O +of O +the O +HIV O +promoter O +required O +the O +nuclear O +localization O +of O +c B-GENE +- I-GENE +Abl I-GENE +and O +could O +be O +correlated O +with O +increased O +tyrosine O +phosphorylation O +of O +RNA B-GENE +polymerase I-GENE +II I-GENE +. O + +The O +bovine B-GENE +papillomavirus I-GENE +E2 I-GENE +protein I-GENE +can O +inhibit O +the O +proliferation O +of O +HT O +- O +3 O +cells O +, O +a O +p53 B-GENE +- O +negative O +cervical O +carcinoma O +cell O +line O +containing O +integrated O +human O +papillomavirus O +type O +30 O +DNA O +. O + +E2 B-GENE +point O +mutants O +unable O +to O +inhibit O +cell O +growth O +did O +not O +repress O +cdc25A B-GENE +and O +cdc25B B-GENE +expression O +, O +nor O +did O +the O +cell O +cycle O +inhibitors O +hydroxyurea O +and O +mimosine O +. O + +BACKGROUND O +/ O +PURPOSE O +: O +Anomalous O +arrangement O +of O +the O +pancreaticobiliary O +duct O +( O +AAPBD O +) O +is O +closely O +related O +to O +congenital O +biliary O +dilatation O +and O +frequently O +associated O +with O +biliary O +tract O +malignancy O +. O + +Neurospora O +crassa O +CYT B-GENE +- I-GENE +18 I-GENE +, O +can O +rescue O +the O +exonic O +trap O +and O +intron O +mutants O +which O +cause O +a O +structural O +defect O +. O + +DDP1 B-GENE +also O +localizes O +to O +heterochromatin O +in O +interphase O +nuclei O +of O +larval O +neuroblasts O +. O + +In O +a O +reconstituted O +human O +DNA O +repair O +system O +containing O +DNA B-GENE +polymerase I-GENE +beta I-GENE +and O +DNA B-GENE +ligase I-GENE +III I-GENE +- O +XRCC1 B-GENE +, O +accurate O +rejoining O +of O +a O +3 O +' O +mismatched O +base O +residue O +at O +a O +single O +- O +strand O +break O +is O +dependent O +on O +addition O +of O +the O +exonuclease O +. O + +The O +PAC O +clone O +with O +an O +insert O +size O +of O +120kb O +was O +isolated O +and O +mapped O +by O +restriction O +analysis O +. O + +Sequence O +of O +10q24 B-GENE +locus I-GENE +surrounding O +the O +HOX11 B-GENE +oncogene I-GENE +reveals O +a O +new O +gene O +HUG1 B-GENE +expressed O +in O +a O +T O +- O +ALL O +cell O +line O +. O + +About O +20 O +kb O +upstream O +of O +LAMB2 B-GENE +we O +found O +a O +gene O +encoding O +a O +transcribed O +, O +non O +- O +processed O +LAMB2 B-GENE +- I-GENE +like I-GENE +pseudogene I-GENE +( O +LAMB2L B-GENE +) O +. O + +Site O +- O +directed O +mutagenesis O +of O +the O +R2 B-GENE +protein I-GENE +was O +used O +to O +provide O +evidence O +that O +this O +motif O +is O +also O +part O +of O +the O +active O +site O +of O +the O +endonuclease O +encoded O +by O +this O +element O +. O + +The O +infected B-GENE +cell I-GENE +protein I-GENE +no I-GENE +. I-GENE +0 I-GENE +( O +ICP0 B-GENE +) O +of O +herpes O +simplex O +virus O +1 O +is O +a O +promiscuous O +transactivator O +shown O +to O +enhance O +the O +expression O +of O +genes O +introducted O +into O +cells O +by O +infection O +or O +transfection O +. O + +Wrist O +measurement O +of O +blood O +pressure O +: O +some O +critical O +remarks O +to O +oscillometry O +. O + +G O +- O +box O +- O +directed O +expression O +in O +leaves O +required O +the O +presence O +of O +an O +enhancer O +region O +from O +the O +cauliflower O +mosaic O +virus O +( O +CaMV O +) O +35S B-GENE +promoter I-GENE +. O + +Another O +element O +necessary O +for O +augmenting O +the O +amplitude O +of O +the O +oscillation O +lies O +between O +- O +178 O +and O +- O +264 O +. O + +This O +scFv O +was O +therefore O +used O +as O +control O +in O +experiments O +where O +another O +anti B-GENE +- I-GENE +Ras I-GENE +scFv I-GENE +( O +Y259 B-GENE +scFv I-GENE +, O +derived O +from O +the O +neutralizing O +anti B-GENE +- I-GENE +Ras I-GENE +mAb I-GENE +Y13 I-GENE +- I-GENE +259 I-GENE +) O +blocked O +the O +Ras B-GENE +pathway O +in O +vitro O +and O +led O +to O +tumor O +regression O +in O +a O +nude O +mouse O +model O +[ O +Cochet O +, O +O O +. O +, O +Kenigsberg O +, O +M O +. O +, O +Delumeau O +, O +I O +. O +, O +Virone O +- O +Oddos O +, O +A O +. O +, O +Multon O +, O +M O +. O +C O +. O +, O +Fridman O +, O +W O +. O +H O +. O +, O +Schweighoffer O +, O +F O +. O +, O +Teillaud O +, O +J O +. O +L O +. O +, O +Tocque O +, O +B O +. O +, O +1998 O +. O + +There O +was O +no O +competition O +between O +activin B-GENE +A I-GENE +and O +OP B-GENE +- I-GENE +1 I-GENE +for O +availability O +of O +Smad4 B-GENE +, O +indicating O +that O +the O +concentration O +of O +this O +common O +signal O +transducer O +is O +not O +limiting O +for O +generating O +the O +observed O +biological O +responses O +. O + +Our O +data O +therefore O +indicate O +that O +it O +is O +possible O +to O +engineer O +the O +HA B-GENE +envelope I-GENE +glycoprotein I-GENE +by O +fusing O +ligands O +to O +its O +amino O +- O +terminal O +end O +without O +affecting O +its O +fusion O +activity O +. O + +However O +, O +the O +favored O +, O +parallel O +beta O +helix O +model O +is O +a O +compact O +coil O +of O +ten O +helically O +arranged O +beta O +strands O +forming O +two O +parallel O +beta O +sheet O +faces O +. O + +This O +is O +predicted O +to O +encode O +a O +315 O +- O +residue O +protein O +containing O +seven O +hydrophobic O +helical O +regions O +and O +a O +17 O +amino O +acid O +motif O +characteristic O +of O +the O +R7G B-GENE +family I-GENE +of O +G B-GENE +- I-GENE +protein I-GENE +coupled I-GENE +membrane I-GENE +- I-GENE +bound I-GENE +receptors I-GENE +. O + +Characterisation O +of O +the O +chicken B-GENE +apolipoprotein I-GENE +A I-GENE +- I-GENE +I I-GENE +gene I-GENE +5 O +' O +- O +flanking O +region O +. O + +These O +results O +suggest O +that O +members O +of O +the O +ATF B-GENE +family I-GENE +are O +involved O +in O +mediating O +the O +transcriptional O +regulation O +of O +the O +KGF B-GENE +gene I-GENE +in O +response O +to O +extracellular O +stimuli O +via O +a O +novel O +CRE O +regulatory O +element O +. O + +Moreover O +, O +a O +high O +proportion O +of O +blood O +samples O +from O +a O +random O +sample O +of O +the O +rest O +of O +the O +suspects O +tested O +positive O +for O +trypanosome O +- O +specific O +DNA O +by O +PCR O +( O +79 O +. O +9 O +% O +for O +T O +. O +b O +. O +gambiense O +and O +13 O +. O +9 O +% O +for O +T O +. O +b O +. O +rhodesiense O +) O +. O + +A O +multi O +- O +centre O +evaluation O +of O +the O +card O +indirect O +agglutination O +test O +for O +trypanosomiasis O +( O +TrypTect O +CIATT O +) O +. O + +Results O +for O +men O +who O +drank O +up O +to O +two O +drinks O +per O +day O +suggest O +that O +if O +the O +dependence O +criteria O +were O +invalid O +, O +reductions O +in O +the O +prevalence O +of O +specific O +indicators O +of O +alcohol O +dependence O +would O +range O +from O +0 O +. O +3 O +% O +to O +5 O +. O +2 O +% O +. O + +Mutagenesis O +of O +the O +CDE O +/ O +CHR O +elements O +and O +Sp1 B-GENE +sites I-GENE +in O +this O +region O +, O +alone O +or O +in O +combination O +, O +reduced O +transcriptional O +activity O +by O +40 O +- O +60 O +% O +in O +asynchronously O +growing O +cells O +and O +abolished O +cell O +cycle O +periodicity O +in O +G2 O +- O +M O +- O +synchronized O +cells O +. O + +Using O +Scheffe O +' O +s O +procedure O +as O +an O +illustration O +, O +comparisons O +are O +made O +to O +usual O +sample O +size O +methods O +that O +incorrectly O +ignore O +the O +stochastic O +nature O +of O +S2p O +. O + +The O +crystal O +structure O +of O +the O +VP16 B-GENE +core I-GENE +has O +been O +determined O +at O +2 O +. O +1 O +A O +resolution O +. O + +The O +latter O +method O +adds O +clamping O +of O +the O +inferior O +vena O +cava O +, O +which O +results O +in O +hypotension O +, O +requiring O +invasive O +anesthetic O +management O +. O + +By O +contrast O +, O +PvirE B-GENE +or O +Plac B-GENE +promoter I-GENE +constructs I-GENE +yielded O +functional O +VirE2 B-GENE +only O +if O +virE1 B-GENE +was O +coexpressed O +with O +virE2 B-GENE +. O + +Simian O +parainfluenza O +virus O +5 O +( O +SV5 O +) O +is O +a O +prototype O +of O +the O +Paramyxoviridae O +family O +of O +nonsegmented O +negative O +- O +sense O +RNA O +viruses O +. O + +To O +investigate O +the O +functions O +of O +GE O +, O +IG O +, O +and O +GS O +sequences O +in O +transcription O +, O +we O +constructed O +plasmids O +containing O +cDNAs O +of O +the O +full O +- O +length O +SV5 O +genome O +in O +which O +the O +gene O +junction O +sequences O +( O +GE O +, O +IG O +, O +and O +GS O +sequences O +) O +located O +between O +the O +hemagglutinin B-GENE +- I-GENE +neuraminidase I-GENE +( O +HN B-GENE +) O +and O +the O +polymerase B-GENE +( I-GENE +L I-GENE +) I-GENE +genes I-GENE +were O +replaced O +with O +the O +counterpart O +sequences O +from O +other O +gene O +junctions O +. O + +CXCR4 B-GENE +is O +a O +chemokine O +receptor O +and O +a O +coreceptor O +for O +T O +- O +cell O +- O +line O +- O +tropic O +( O +X4 O +) O +and O +dual O +- O +tropic O +( O +R5X4 O +) O +human O +immunodeficiency O +virus O +type O +1 O +( O +HIV O +- O +1 O +) O +isolates O +. O + +These O +data O +will O +help O +us O +to O +better O +detail O +the O +CXCR4 B-GENE +structural O +requirements O +exhibited O +by O +different O +HIV O +- O +1 O +strains O +and O +will O +direct O +further O +mutagenesis O +efforts O +aimed O +at O +better O +defining O +the O +domains O +in O +CXCR4 B-GENE +involved O +in O +the O +HIV O +- O +1 O +Env B-GENE +- O +mediated O +fusion O +process O +. O + +The O +results O +of O +these O +analyses O +indicate O +that O +the O +proteinase O +cleaves O +at O +amino O +acid O +residues O +E960 O +- O +A961 O +, O +E1071 O +- O +S1072 O +, O +E1345 O +- O +T1346 O +, O +and O +E1419 O +- O +G1420 O +; O +however O +, O +the O +cleavage O +efficiency O +is O +varied O +. O + +y O +. O + +SM B-GENE +is O +also O +shown O +to O +be O +associated O +in O +vivo O +with O +other O +components O +of O +the O +CRM B-GENE +1 I-GENE +export O +pathway O +, O +including O +the O +small B-GENE +GTPase I-GENE +Ran I-GENE +and O +the O +nucleoporin O +CAN B-GENE +/ O +Nup214 B-GENE +. O + +Identification O +of O +a O +spliced O +gene O +from O +Kaposi O +' O +s O +sarcoma O +- O +associated O +herpesvirus O +encoding O +a O +protein O +with O +similarities O +to O +latent B-GENE +membrane I-GENE +proteins I-GENE +1 I-GENE +and I-GENE +2A I-GENE +of I-GENE +Epstein I-GENE +- I-GENE +Barr I-GENE +virus I-GENE +. O + +Auditory O +clicks O +were O +given O +at O +a O +rate O +of O +20 O +s O +( O +- O +1 O +) O +. O + +Myosin B-GENE +light I-GENE +chain I-GENE +kinase I-GENE +functions O +downstream O +of O +Ras B-GENE +/ O +ERK B-GENE +to O +promote O +migration O +of O +urokinase B-GENE +- I-GENE +type I-GENE +plasminogen I-GENE +activator I-GENE +- O +stimulated O +cells O +in O +an O +integrin B-GENE +- O +selective O +manner O +. O + +The O +inhibition O +of O +StAR B-GENE +gene I-GENE +transcription O +by O +DAX B-GENE +- I-GENE +1 I-GENE +was O +dose O +- O +dependent O +reducing O +transcription O +to O +6 O +% O +of O +control O +levels O +. O + +In O +a O +prospective O +randomized O +study O +, O +287 O +patients O +with O +advanced O +non O +- O +small O +cell O +lung O +cancer O +( O +NSCLC O +) O +stage O +IIIb O +or O +IV O +with O +ECOG O +performance O +status O +( O +PS O +) O +0 O +- O +1 O +or O +2 O +were O +randomly O +assigned O +to O +receive O +either O +best O +supportive O +care O +( O +BSC O +) O +or O +supportive O +care O +plus O +combination O +chemotherapy O +( O +IEP O +regimen O +: O +ifosfamide O +3 O +gm O +/ O +m2 O +IV O +with O +mesna O +uroprotection O +, O +epirubicin O +60 O +mg O +/ O +m2 O +IV O +on O +day O +1 O +and O +cisplatin O +60 O +mg O +/ O +m2 O +IV O +on O +day O +2 O +; O +or O +MVP O +regimen O +: O +mitomycin O +- O +C O +8 O +mg O +/ O +m2 O +, O +cisplatin O +100 O +mg O +/ O +m2 O +IV O +on O +day O +1 O +, O +vinblastine O +4 O +mg O +/ O +m2 O +IV O +on O +days O +1 O +and O +15 O +) O +. O + +The O +transcriptional O +activities O +of O +the O +full O +- O +length O +promoter O +( O +- O +295 O +to O ++ O +85 O +) O +and O +of O +three O +deletion O +constructs O +( O +- O +197 O +, O +- O +154 O +and O +- O +74 O +to O ++ O +85 O +) O +were O +significantly O +down O +- O +regulated O +in O +resistant O +cells O +. O + +A O +13 O +- O +bp O +cis O +- O +regulatory O +element O +in O +the O +LTR O +promoter O +of O +the O +tobacco B-GENE +retrotransposon I-GENE +Tto1 I-GENE +is O +involved O +in O +responsiveness O +to O +tissue O +culture O +, O +wounding O +, O +methyl O +jasmonate O +and O +fungal O +elicitors O +. O + +In O +this O +study O +we O +describe O +that O +platelet B-GENE +- I-GENE +derived I-GENE +growth I-GENE +factor I-GENE +( O +PDGF B-GENE +) O +, O +12 O +- O +O O +- O +tetradecanoyl O +- O +phorbol O +- O +acetate O +( O +TPA O +) O +, O +and O +forskolin O +induced O +CREB B-GENE +( O +cAMP B-GENE +- I-GENE +responsive I-GENE +element I-GENE +- I-GENE +binding I-GENE +protein I-GENE +) O +Ser O +- O +133 O +phosphorylation O +with O +comparable O +magnitude O +and O +kinetics O +in O +NIH O +3T3 O +cells O +. O + +This O +constitutes O +evidence O +for O +an O +in O +vivo O +role O +of O +SRC B-GENE +- I-GENE +1 I-GENE +in O +dimerization O +- O +induced O +activation O +by O +OR1 B-GENE +/ O +RXRalpha B-GENE +. O + +By O +contrast O +, O +mTRAP100 B-GENE +coprecipitates O +in O +vivo O +with O +another O +component O +of O +the O +TRAP B-GENE +complex I-GENE +( O +TRAP220 B-GENE +) O +, O +which O +directly O +contacts O +TR B-GENE +and O +the O +vitamin B-GENE +D I-GENE +receptor I-GENE +in O +a O +ligand O +- O +dependent O +manner O +. O + +This O +sequence O +also O +confers O +VDR B-GENE +and O +vitamin O +D O +responsiveness O +to O +a O +heterologous O +promoter O +. O + +Expression O +of O +GlcNAc B-GENE +- I-GENE +TI I-GENE +mRNA I-GENE +in O +tobacco O +leaves O +was O +detected O +using O +RT O +- O +PCR O +. O + +Chemical O +stability O +tests O +and O +site O +- O +specific O +mutagenesis O +identified O +amino O +acids O +H219 O +and O +D63 O +of O +RegS B-GENE +and O +RegR B-GENE +, O +respectively O +, O +as O +the O +phosphorylated O +residues O +. O + +An O +overexpression O +of O +the O +betaAPP B-GENE +gene I-GENE +in O +certain O +areas O +of O +the O +AD O +brain O +has O +been O +suggested O +to O +be O +an O +important O +factor O +in O +the O +neuropathology O +of O +AD O +. O + +For O +functional O +studies O +, O +two O +promoter O +regions O +were O +cloned O +upstream O +of O +the O +reporter O +gene O +, O +chloramphenicol B-GENE +acetyl I-GENE +transferase I-GENE +( O +CAT B-GENE +) O +: O +( O +i O +) O +phbetaE O +- O +B O +- O +the O +plasmid O +that O +contains O +the O +human O +( O +h O +) O +promoter O +region O +( O +- O +2832 O +to O ++ O +101 O +) O +including O +URE O +, O +and O +( O +ii O +) O +prhbetaE O +- O +B O +- O +the O +plasmid O +that O +contains O +the O +rhesus O +( O +rh O +) O +promoter O +region O +excluding O +URE O +as O +it O +lacks O +a O +270 O +bp O +region O +of O +the O +hbetaAPP B-GENE +promoter I-GENE +( O +- O +2435 O +to O +- O +2165 O +) O +. O + +67 O +393 O +bp O +of O +contiguous O +DNA O +located O +between O +markers O +cdc18 B-GENE +and O +cdc14 B-GENE +on O +the O +right O +arm O +of O +fission O +yeast O +chromosome O +II O +has O +been O +sequenced O +as O +part O +of O +the O +European O +Union O +Schizosaccharomyces O +pombe O +genome O +sequencing O +project O +. O + +67 O +393 O +bp O +of O +contiguous O +DNA O +located O +between O +markers O +cdc18 B-GENE +and O +cdc14 B-GENE +on O +the O +right O +arm O +of O +fission O +yeast O +chromosome O +II O +has O +been O +sequenced O +as O +part O +of O +the O +European O +Union O +Schizosaccharomyces O +pombe O +genome O +sequencing O +project O +. O + +G B-GENE +- I-GENE +CSF I-GENE +( O +480 O +micrograms O +subcutaneously O +( O +s O +. O +c O +. O +) O +) O +were O +used O +in O +55 O +and O +GM B-GENE +- I-GENE +CSF I-GENE +( O +400 O +micrograms O +s O +. O +c O +. O +) O +in O +28 O +chemotherapeutic O +cycles O +. O + +Overexpression O +of O +H411 B-GENE +cDNA I-GENE +in O +the O +RAW O +264 O +. O +7 O +macrophage O +cell O +line O +promoted O +an O +increased O +growth O +rate O +, O +suggesting O +that O +expression O +of O +H411 B-GENE +is O +part O +of O +the O +proliferative O +cell O +response O +to O +LPS O +. O + +Human O +expressed O +sequence O +tag O +clones O +were O +identified O +by O +sequence O +similarity O +to O +mammalian B-GENE +and I-GENE +yeast I-GENE +oligosaccharide I-GENE +- I-GENE +processing I-GENE +mannosidases I-GENE +, O +and O +the O +full O +- O +length O +coding O +region O +of O +the O +putative O +mannosidase B-GENE +homolog I-GENE +was O +isolated O +by O +a O +combination O +of O +5 O +' O +- O +rapid O +amplification O +of O +cDNA O +ends O +and O +direct O +polymerase O +chain O +reaction O +from O +human O +placental O +cDNA O +. O + +Activation O +of O +ERK1 B-GENE +/ I-GENE +2 I-GENE +is O +correlated O +with O +induction O +of O +the O +immediate B-GENE +- I-GENE +early I-GENE +response I-GENE +genes I-GENE +. O + +The O +transcription O +of O +most O +RP B-GENE +genes I-GENE +is O +activated O +by O +two O +Rap1p B-GENE +binding I-GENE +sites I-GENE +, O +250 O +to O +400 O +bp O +upstream O +from O +the O +initiation O +of O +transcription O +. O + +We O +have O +isolated O +three O +mutant O +alleles O +of O +CDC4 B-GENE +( O +cdc4 B-GENE +- I-GENE +10 I-GENE +, O +cdc4 B-GENE +- I-GENE +11 I-GENE +, O +and O +cdc4 B-GENE +- I-GENE +16 I-GENE +) O +which O +suppress O +the O +nuclear O +division O +defect O +of O +cdc20 B-GENE +- I-GENE +1 I-GENE +cells O +. O + +Role O +of O +secondary O +structure O +in O +discrimination O +between O +constitutive O +and O +inducible O +activators O +. O + +In O +summary O +, O +Ca O +( O +2 O ++ O +) O +- O +dependent O +activation O +of O +NO O +production O +mediates O +apoptosis O +after O +TG B-GENE +exposure O +in O +JT O +/ O +Neo O +cells O +. O + +Accumulation O +of O +the O +U4 B-GENE +/ O +U6 B-GENE +duplex O +was O +relieved O +by O +overexpression O +of O +wild B-GENE +- I-GENE +type I-GENE +Prp44p I-GENE +. O + +Our O +results O +, O +when O +combined O +with O +previously O +published O +in O +vitro O +results O +, O +support O +a O +direct O +role O +for O +Prp44p B-GENE +in O +unwinding O +of O +the O +U4 B-GENE +/ O +U6 B-GENE +helix O +. O + +This O +approximately O +125 O +- O +nt O +RNA O +proved O +to O +arise O +via O +RNase B-GENE +E I-GENE +cleavage O +from O +the O +3 O +' O +- O +terminal O +region O +of O +the O +mRNAs O +bearing O +the O +terminator O +. O + +The O +mysteries O +of O +geographic O +variability O +in O +nonmelanoma O +skin O +cancer O +incidence O +. O + +In O +Saccharomyces O +cerevisiae O +the O +cAMP B-GENE +- I-GENE +dependent I-GENE +kinases I-GENE +( O +PKAs B-GENE +) O +promote O +cytoplasmic O +growth O +and O +modulate O +the O +growth O +- O +regulated O +mechanism O +triggering O +the O +begin O +of O +DNA O +synthesis O +. O + +A O +recombinant O +derivative O +harboring O +the O +pMJ101 O +replication O +region O +proved O +to O +be O +compatible O +with O +pJM1 O +, O +a O +plasmid O +containing O +the O +iron O +acquisition O +system O +required O +for O +the O +virulence O +of O +V O +. O +anguillarum O +775 O +, O +another O +important O +pathogen O +that O +causes O +vibriosis O +. O + +FAK B-GENE +localizes O +to O +sites O +of O +transmembrane B-GENE +integrin I-GENE +receptor I-GENE +clustering O +and O +facilitates O +intracellular O +signaling O +events O +. O + +Expression O +of O +various O +FAK B-GENE +mutants I-GENE +in O +the O +FAK B-GENE +- O +cells O +showed O +that O +FAK B-GENE +kinase I-GENE +activity O +, O +the O +Tyr B-GENE +- I-GENE +397 I-GENE +/ I-GENE +SH2 I-GENE +domain I-GENE +binding I-GENE +site I-GENE +, O +and O +the O +first O +proline O +- O +rich O +SH3 B-GENE +binding I-GENE +region I-GENE +in O +the O +FAK B-GENE +C I-GENE +- I-GENE +terminal I-GENE +domain I-GENE +were O +individually O +needed O +to O +promote O +full O +FAK B-GENE +- O +mediated O +FAK B-GENE +- O +cell O +migration O +to O +FN B-GENE +whereas O +direct O +paxillin B-GENE +binding O +to O +FAK B-GENE +was O +not O +required O +. O + +This O +dominant O +- O +negative O +effect O +of O +FRNK B-GENE +was O +reversed O +by O +a O +point O +mutation O +( O +Leu O +- O +1034 O +to O +Ser O +) O +which O +prevented O +FRNK B-GENE +localization O +to O +focal O +contact O +sites O +. O + +Fifty O +six O +young O +patients O +( O +age O +< O +45 O +yr O +) O +with O +doppler O +- O +proven O +DVT O +were O +investigated O +for O +the O +presence O +of O +resistance O +to O +activated B-GENE +protein I-GENE +C I-GENE +( O +APC B-GENE +- I-GENE +R I-GENE +) O +, O +lupus O +anticoagulant O +( O +LA O +) O +, O +anticardiolipin B-GENE +antibodies I-GENE +and O +deficiencies O +of O +protein B-GENE +C I-GENE +, O +protein B-GENE +S I-GENE +, O +ATIII B-GENE +activities O +. O + +DESIGN O +: O +Comparison O +of O +number O +of O +women O +with O +PKU O +aged O +15 O +- O +44 O +years O +on O +the O +NSW O +PKU O +database O +( O +observed O +number O +) O +with O +expected O +number O +derived O +from O +population O +data O +. O + +PURPOSE O +: O +The O +purposes O +of O +the O +present O +study O +were O +to O +assess O +the O +effects O +of O +a O +12 O +- O +wk O +laboratory O +based O +aerobic O +exercise O +program O +on O +cardiopulmonary O +function O +, O +CD4 B-GENE +cell O +count O +, O +and O +physician O +- O +assessed O +health O +status O +among O +symptomatic O +pre O +- O +AIDS O +HIV O +- O +infected O +individuals O +( O +N O += O +28 O +) O +and O +to O +assess O +the O +degree O +to O +which O +ill O +health O +was O +associated O +with O +exercise O +relapse O +. O + +Epidemiologic O +evidence O +indicates O +that O +estrogen O +replacement O +therapy O +after O +menopause O +increases O +breast O +cancer O +risk O +. O + +In O +addition O +to O +its O +elongation O +activity O +, O +ELL B-GENE +contains O +a O +novel O +type O +of O +RNA B-GENE +polymerase I-GENE +II I-GENE +interaction I-GENE +domain I-GENE +that O +is O +capable O +of O +repressing O +polymerase O +activity O +in O +promoter O +- O +specific O +transcription O +. O + +A O +diagnosis O +of O +IgA B-GENE +lambda I-GENE +multiple O +myeloma O +with O +peritoneal O +involvement O +was O +made O +. O + +The O +radiation O +burden O +associated O +with O +the O +majority O +of O +examinations O +in O +nuclear O +medicine O +expressed O +as O +the O +effective O +dose O +is O +comparable O +with O +the O +radiation O +burden O +of O +radiodiagnostic O +examinations O +, O +only O +after O +administration O +of O +preparations O +with O +131I O +, O +201Tl O +, O +67Ga O +and O +111In O +it O +is O +markedly O +higher O +. O + +Although O +the O +risk O +of O +malformation O +in O +children O +born O +after O +ICSI O +is O +not O +increased O +there O +is O +an O +increased O +risk O +to O +transmit O +genetic O +abnormalities O +in O +case O +of O +NOA O +( O +such O +as O +the O +rate O +of O +sex O +chromosome O +, O +or O +microdeletions O +of O +the O +Y O +chromosome O +) O +and O +in O +case O +of O +congenital O +OA O +( O +mutations O +of O +the O +cystic B-GENE +fibrosis I-GENE +gene I-GENE +) O +. O + +TaV O +particles O +have O +a O +buoyant O +density O +of O +1 O +. O +296 O +g O +/ O +cm3 O +in O +CsCl O +and O +consist O +of O +two O +capsid B-GENE +proteins I-GENE +of O +56 O +and O +6 O +kDa O +. O + +CONCLUSION O +: O +These O +results O +suggest O +that O +vibration O +- O +induced O +neural O +involvement O +can O +be O +considered O +neither O +pure O +digital O +neuropathy O +, O +nor O +definite O +CTS O +, O +as O +previously O +described O +. O + +In O +about O +770 O +bp O +upstream O +region O +of O +Spam1 B-GENE +that O +has O +been O +cloned O +and O +sequenced O +, O +multiple O +transcription O +factor O +binding O +sites O +including O +a O +CRE O +( O +cAMP O +- O +responsive O +element O +) O +were O +found O +. O + +The O +in O +vitro O +relaxivity O +of O +the O +complex O +is O +16 O +. O +24 O +s O +( O +- O +1 O +) O +mM O +( O +- O +1 O +) O +. O + +Bacterial O +recovery O +of O +SA O +from O +the O +liver O +/ O +spleen O +and O +the O +cecal O +tonsil O +in O +contact O +poults O +and O +SG O +from O +contact O +chicks O +treated O +with O +ILK B-GENE +was O +dramatically O +reduced O +when O +compared O +to O +non O +- O +treated O +contact O +poults O +and O +chicks O +. O + +The O +results O +of O +the O +ISIS O +- O +2 O +trial O +and O +the O +data O +from O +the O +Antiplatelet O +Trialists O +' O +Collaboration O +indicated O +that O +aspirin O +is O +mandatory O +in O +patients O +with O +acute O +myocardial O +infarction O +and O +for O +secondary O +prevention O +. O + +This O +study O +was O +performed O +to O +assess O +the O +role O +of O +additional O +diagnostic O +laparoscopy O +in O +the O +preoperative O +staging O +of O +patients O +with O +adenocarcinoma O +of O +the O +esophagus O +, O +gastric O +cancer O +and O +pancreatic O +cancer O +prior O +to O +intended O +curative O +surgery O +. O + +This O +report O +presents O +state O +- O +specific O +MMRs O +for O +1987 O +- O +1996 O +, O +focusing O +on O +persistent O +disparities O +in O +maternal O +mortality O +between O +black O +and O +white O +women O +. O + +Preheparin O +LPL B-GENE +mass O +level O +did O +not O +significantly O +differ O +in O +individuals O +from O +19 O +to O +70 O +years O +old O +, O +for O +both O +men O +and O +women O +. O + +A O +decrease O +in O +insulin B-GENE +- O +induced O +receptor O +kinase O +activity O +was O +observed O +for O +solubilized O +chimeric O +receptors O +. O + +Cat B-GENE +- I-GENE +1 I-GENE +is O +identical O +to O +the O +recently O +identified O +binding O +partner O +for O +the O +beta B-GENE +- I-GENE +adrenergic I-GENE +receptor I-GENE +kinase I-GENE +( O +betaARK B-GENE +or O +GRK B-GENE +- I-GENE +2 I-GENE +) O +, O +which O +was O +shown O +to O +have O +Arf B-GENE +- O +GAP B-GENE +activity O +. O + +Cat B-GENE +proteins I-GENE +are O +tyrosine O +- O +phosphorylated O +when O +co O +- O +expressed O +in O +cells O +with O +the O +focal B-GENE +adhesion I-GENE +kinase I-GENE +Fak B-GENE +and O +Src B-GENE +. O + +Immunoprecipitation O +experiments O +using O +DokR B-GENE +- I-GENE +specific I-GENE +antibodies I-GENE +revealed O +an O +interaction O +between O +endogenous B-GENE +DokR I-GENE +and O +a O +150 O +- O +kDa O +protein O +that O +is O +tyrosine O +- O +phosphorylated O +in O +EGF B-GENE +- O +stimulated O +BaF O +/ O +3 O +cells O +. O + +Expansins B-GENE +are O +a O +family O +of O +proteins O +that O +catalyse O +long O +- O +term O +extension O +of O +isolated O +plant O +cell O +walls O +due O +to O +an O +as O +yet O +unknown O +biochemical O +mechanism O +. O + +This O +review O +summarizes O +the O +clinical O +evidence O +to O +support O +current O +therapies O +in O +irritable O +bowel O +syndrome O +( O +IBS O +) O +. 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O + +( O +i O +) O +Complete O +Grb10 B-GENE +expression O +from O +cDNA O +with O +an O +ecdysone O +- O +regulated O +transient O +expression O +system O +stimulated O +PDGF B-GENE +- I-GENE +BB I-GENE +- O +, O +IGF B-GENE +- I-GENE +I I-GENE +, O +and O +insulin B-GENE +- O +but O +not O +epidermal B-GENE +growth I-GENE +factor I-GENE +( O +EGF B-GENE +) O +- O +induced O +DNA O +synthesis O +in O +an O +ecdysone O +dose O +- O +responsive O +fashion O +. O + +The O +analysis O +of O +two O +distinct O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +pathways O +shows O +that O +stress B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +- O +Jun B-GENE +N I-GENE +- I-GENE +terminal I-GENE +kinase I-GENE +activation O +, O +resulting O +in O +the O +phosphorylation O +of O +ATF B-GENE +- I-GENE +2 I-GENE +, O +c B-GENE +- I-GENE +Jun I-GENE +, O +and O +JunD B-GENE +, O +is O +required O +not O +only O +for O +the O +IL B-GENE +- I-GENE +1 I-GENE +- O +but O +also O +for O +the O +TPA O +- O +dependent O +induction O +, O +while O +the O +extracellular B-GENE +signal I-GENE +- I-GENE +related I-GENE +kinase I-GENE +1 I-GENE +( O +ERK B-GENE +- I-GENE +1 I-GENE +) O +and O +ERK B-GENE +- I-GENE +2 I-GENE +activation O +is O +involved O +in O +the O +TPA O +- O +but O +not O +in O +the O +IL B-GENE +- I-GENE +1 I-GENE +- O +dependent O +stimulation O +of O +the O +uPA B-GENE +enhancer I-GENE +. O + +CONCLUSIONS O +: O +In O +healthy O +individuals O +, O +whole O +body O +insulin B-GENE +sensitivity O +is O +related O +, O +or O +" O +coupled O +, O +" O +to O +the O +anaerobic O +threshold O +. O + +Interdomain O +signaling O +in O +a O +two O +- O +domain O +fragment O +of O +the O +human B-GENE +glucocorticoid I-GENE +receptor I-GENE +. O + +In O +contrast O +, O +the O +xtRNA B-GENE +( O +Sec B-GENE +) O +gene O +needs O +the O +binding O +of O +the O +seven O +Staf B-GENE +zinc I-GENE +fingers I-GENE +, O +but O +not O +Oct B-GENE +- I-GENE +1 I-GENE +, O +for O +optimal O +transcriptional O +capacity O +. O + +Collectively O +, O +these O +results O +show O +that O +the O +differential O +utilization O +of O +Staf B-GENE +zinc I-GENE +finger I-GENE +1 I-GENE +represents O +a O +new O +, O +critical O +determinant O +of O +the O +transcriptional O +activation O +mechanism O +for O +the O +Xenopus B-GENE +tRNA I-GENE +( O +Sec B-GENE +) O +and O +human B-GENE +U6 I-GENE +snRNA I-GENE +genes I-GENE +. O + +In O +B O +cells O +, O +HEF1 B-GENE +is O +phosphorylated O +by O +a O +cytoskeleton O +- O +dependent O +mechanism O +that O +is O +triggered O +by O +integrin B-GENE +ligation O +. O + +The O +calcitonin B-GENE +- O +induced O +tyrosine O +phosphorylation O +of O +HEF1 B-GENE +increased O +in O +a O +time O +- O +and O +dose O +- O +dependent O +manner O +. O + +Independent O +protrudor O +muscle O +stimulation O +increased O +VI O +, O +max O +( O +peak O +increase O +61 O +% O +, O +P O +< O +0 O +. O +05 O +) O +, O +did O +not O +change O +Pcrit O +, O +and O +decreased O +Rn O +( O +peak O +decrease O +of O +41 O +% O +, O +P O +< O +0 O +. O +05 O +) O +. O + +The O +human B-GENE +RAD30B I-GENE +and O +mouse B-GENE +Rad30b I-GENE +mRNA I-GENE +transcripts I-GENE +, O +like O +many O +repair O +proteins O +, O +are O +highly O +expressed O +in O +the O +testis O +. O + +Analysis O +of O +the O +mouse B-GENE +STAP I-GENE +gene I-GENE +isolated O +from O +the O +genomic O +library O +revealed O +that O +the O +STAP B-GENE +gene I-GENE +spans O +a O +region O +of O +over O +11 O +kb O +and O +comprises O +eight O +exons O +. O + +A O +reduced O +matrix O +distribution O +and O +enhanced O +cell O +density O +were O +observed O +as O +the O +biofilm O +aged O +. O + +After O +10 O +months O +of O +treatment O +with O +the O +conjugated O +estrogen O +, O +both O +his O +height O +and O +weight O +showed O +improvement O +, O +while O +his O +bone O +mineral O +density O +and O +bone O +age O +were O +increased O +. O + +Viscosity O +experiments O +on O +the O +catalytic O +fragment O +kinase O +reaction O +demonstrated O +that O +the O +chemical O +( O +phosphoryl O +transfer O +) O +step O +had O +a O +reduced O +rate O +. O + +Velocity O +sedimentation O +, O +cross O +- O +linking O +, O +and O +immunoprecipitation O +analyses O +of O +detergent O +- O +solubilized O +rat O +brain O +revealed O +that O +the O +32 O +and O +34 O +kDa O +polypeptides O +reside O +within O +heterotetramers O +. O + +In O +vitro O +expression O +levels O +of O +the O +different O +plasmids O +differed O +by O +as O +much O +as O +tenfold O +. O + +In O +EEG O +only O +single O +slow O +waves O +above O +left O +temporal O +region O +were O +revealed O +. O + +Molecular O +characterization O +of O +type O +- O +specific O +capsular O +polysaccharide O +biosynthesis O +genes O +of O +Streptococcus O +agalactiae O +type O +Ia O +. O + +( O +1998 O +) O +FASEB O +J O +. O + +IL B-GENE +- I-GENE +1beta I-GENE +( O +10 O +ng O +/ O +ml O +) O +drastically O +increased O +both O +PDGFalphaR B-GENE +and O +CCAAT B-GENE +/ I-GENE +enhancer I-GENE +- I-GENE +binding I-GENE +protein I-GENE +delta I-GENE +( O +C B-GENE +/ I-GENE +EBPdelta I-GENE +) O +mRNA O +levels O +in O +a O +time O +dependent O +manner O +. O + +Transient O +tyrosine O +phosphorylation O +of O +Crk B-GENE +in O +fibroblast B-GENE +growth I-GENE +factor I-GENE +- I-GENE +2 I-GENE +- O +stimulated O +endothelial O +cells O +was O +dependent O +on O +the O +juxtamembrane O +tyrosine O +residue O +463 O +in O +FGFR B-GENE +- I-GENE +1 I-GENE +, O +and O +a O +Crk B-GENE +SH2 B-GENE +domain I-GENE +precipitated O +FGFR B-GENE +- I-GENE +1 I-GENE +via O +phosphorylated O +Tyr O +- O +463 O +, O +indicating O +direct O +complex O +formation O +between O +Crk B-GENE +and O +FGFR B-GENE +- I-GENE +1 I-GENE +. O + +Role O +of O +the O +3 O +' O +untranslated O +region O +of O +baculovirus B-GENE +p10 I-GENE +mRNA I-GENE +in O +high O +- O +level O +expression O +of O +foreign O +genes O +. O + +The O +intron O +RNA O +consists O +of O +2492 O +nucleotides O +which O +can O +be O +folded O +into O +a O +secondary O +structure O +with O +all O +the O +expected O +sequence O +motifs O +of O +subgroup O +- O +IIA1 O +introns O +( O +Michel O +et O +al O +. O + +The O +intron O +is O +capable O +of O +splicing O +despite O +the O +fact O +that O +both O +the O +EBS1 B-GENE +/ O +IBS1 B-GENE +and O +the O +EBS2 B-GENE +/ O +IBS2 B-GENE +sequence O +motifs O +, O +thought O +to O +be O +necessary O +for O +correct O +splicing O +, O +extend O +over O +5 O +instead O +of O +6 O +bp O +. O + +The O +Trk B-GENE +/ I-GENE +Nerve I-GENE +Growth I-GENE +Factor I-GENE +receptor I-GENE +mediates O +the O +rapid O +activation O +of O +a O +number O +of O +intracellular O +signaling O +proteins O +, O +including O +phosphatidylinositol B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +( O +PI B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +) O +. O + +Chemical O +uptake O +into O +human O +stratum O +corneum O +in O +vivo O +from O +volatile O +and O +non O +- O +volatile O +solvents O +. O + +Like O +DNA O +binding O +, O +transcriptional O +enhancement O +required O +amino O +- O +terminally O +located O +basic O +amino O +acid O +residues O +but O +not O +the O +carboxyl O +- O +terminal O +portion O +of O +Hap46 B-GENE +known O +to O +participate O +in O +hsp70 B-GENE +interaction O +. O + +We O +have O +tested O +the O +function O +of O +two O +potential O +NF B-GENE +- I-GENE +kappaB I-GENE +- I-GENE +like I-GENE +sites I-GENE +present O +in O +the O +PAI B-GENE +- I-GENE +2 I-GENE +proximal I-GENE +promoter I-GENE +for O +responsiveness O +to O +TNFalpha B-GENE +using O +chloramphenicol B-GENE +acetyl I-GENE +transferase I-GENE +reporter I-GENE +gene I-GENE +deletion O +and O +mutation O +analyses O +. O + +N O +- O +terminal O +sequence O +analysis O +and O +NMR O +measurements O +revealed O +that O +this O +fragment O +originates O +from O +the O +C O +- O +terminal O +80 O +residues O +of O +MBF1 B-GENE +and O +form O +a O +well O +structured O +C O +- O +terminal O +domain O +of O +MBF1 B-GENE +, O +MBF1CTD B-GENE +. O + +The O +nucleosomal O +response O +associated O +with O +immediate B-GENE +- I-GENE +early I-GENE +gene I-GENE +induction O +is O +mediated O +via O +alternative O +MAP B-GENE +kinase I-GENE +cascades I-GENE +: O +MSK1 B-GENE +as O +a O +potential O +histone B-GENE +H3 I-GENE +/ O +HMG B-GENE +- I-GENE +14 I-GENE +kinase O +. O + +272 O +, O +1904 O +] O +. O + +Using O +16 O +strains O +of O +C O +. O +trachomatis O +in O +triplicate O +assays O +, O +we O +found O +the O +RT O +- O +PCR O +method O +consistently O +more O +sensitive O +than O +the O +conventional O +technique O +for O +all O +eight O +antimicrobials O +tested O +, O +with O +resultant O +MICs O +determined O +by O +RT O +- O +PCR O +ranging O +from O +1 O +. O +6 O +- O +fold O +higher O +( O +erythromycin O +) O +to O +> O +/ O += O +195 O +- O +fold O +higher O +( O +amoxicillin O +) O +. O + +Recent O +molecular O +analysis O +has O +revealed O +that O +the O +S B-GENE +locus I-GENE +is O +highly O +polymorphic O +and O +contains O +several O +genes O +, O +i O +. O +e O +. O +, O +SLG B-GENE +, O +SRK B-GENE +, O +the O +as O +- O +yet O +- O +unidentified O +pollen B-GENE +S I-GENE +gene I-GENE +( I-GENE +s I-GENE +) I-GENE +, O +and O +other O +linked O +genes O +. O + +A O +cDNA O +encoding O +a O +putative O +RNA B-GENE +and I-GENE +/ I-GENE +or I-GENE +DNA I-GENE +helicase I-GENE +has O +been O +isolated O +from O +Arabidopsis O +thaliana O +cDNA O +libraries O +. O + +In O +vivo O +, O +MyoD B-GENE +requires O +this O +tryptophan O +motif O +to O +evoke O +chromatin O +remodeling O +in O +the O +Myogenin B-GENE +promoter I-GENE +and O +to O +activate O +Myogenin B-GENE +transcription O +. O + +Feed O +intake O +and O +BW O +gains O +were O +decreased O +( O +P O +< O +0 O +. O +05 O +) O +by O +dietary O +treatments O +containing O +M O +. O + +The O +N O +terminus O +of O +beta O +( O +95 O +kDa O +) O +corresponds O +to O +alpha O +with O +the O +integrase B-GENE +domain I-GENE +attached O +to O +the O +C O +terminus O +( O +32 O +kDa O +) O +. O + +Skn B-GENE +- I-GENE +1a I-GENE +lacking O +the O +C O +- O +terminal O +region O +completely O +lost O +transactivation O +ability O +, O +irrespective O +of O +the O +promoter O +tested O +, O +and O +was O +able O +to O +block O +transactivation O +by O +normal O +Skn B-GENE +- I-GENE +1a I-GENE +in O +competition O +assays O +. O + +In O +early O +Xenopus O +embryos O +, O +the O +transforming B-GENE +growth I-GENE +factor I-GENE +- I-GENE +beta I-GENE +member O +activin B-GENE +induces O +the O +gene B-GENE +Mix I-GENE +. I-GENE +2 I-GENE +by O +stimulating O +the O +formation O +of O +a O +multiprotein O +complex O +, O +activin B-GENE +- I-GENE +responsive I-GENE +factor I-GENE +( O +ARF B-GENE +) O +. O + +To O +further O +characterize O +the O +structure O +and O +evolutionary O +synthesis O +of O +the O +CMT1A O +- O +REP O +repeat O +, O +fluorescent O +in O +situ O +hybridization O +( O +FISH O +) O +analysis O +and O +heterologous O +PCR O +- O +based O +assays O +were O +carried O +out O +for O +a O +series O +of O +primates O +. O + +Natl O +. O + +In O +the O +face O +of O +the O +outbreak O +, O +there O +was O +a O +delay O +before O +vaccination O +was O +able O +to O +stop O +deaths O +. O + +Here O +we O +show O +that O +a O +novel O +isoform O +of O +Rapl B-GENE +GTPase I-GENE +- I-GENE +activating I-GENE +protein I-GENE +, O +called O +rap1GAPII B-GENE +, O +binds O +specifically O +to O +the O +alpha O +- O +subunits O +of O +the O +G B-GENE +( I-GENE +i I-GENE +) I-GENE +family I-GENE +of O +heterotrimeric B-GENE +G I-GENE +- I-GENE +proteins I-GENE +. O + +The O +B O +- O +oligomer O +of O +pertussis B-GENE +toxin I-GENE +deactivates O +CC B-GENE +chemokine I-GENE +receptor I-GENE +5 I-GENE +and O +blocks O +entry O +of O +M O +- O +tropic O +HIV O +- O +1 O +strains O +. O + +Cross O +- O +linking O +the O +B B-GENE +cell I-GENE +Ag I-GENE +receptor I-GENE +( O +BCR B-GENE +) O +to O +surface B-GENE +Fc I-GENE +receptors I-GENE +for O +IgG B-GENE +( O +Fc B-GENE +gamma I-GENE +R I-GENE +) O +inhibits O +G1 O +- O +to O +- O +S O +progression O +; O +the O +mechanism O +by O +which O +this O +occurs O +is O +not O +completely O +known O +. O + +Cross O +- O +linking O +the O +B B-GENE +cell I-GENE +Ag I-GENE +receptor I-GENE +( O +BCR B-GENE +) O +to O +surface B-GENE +Fc I-GENE +receptors I-GENE +for O +IgG B-GENE +( O +Fc B-GENE +gamma I-GENE +R I-GENE +) O +inhibits O +G1 O +- O +to O +- O +S O +progression O +; O +the O +mechanism O +by O +which O +this O +occurs O +is O +not O +completely O +known O +. O + +TRAF2 B-GENE +is O +a O +potent O +activator O +of O +a O +95 B-GENE +- I-GENE +kDa I-GENE +serine I-GENE +/ I-GENE +threonine I-GENE +kinase I-GENE +termed O +germinal B-GENE +center I-GENE +kinase I-GENE +related I-GENE +( O +GCKR B-GENE +, O +also O +referred O +to O +as O +KHS1 B-GENE +) O +, O +which O +signals O +activation O +of O +the O +SAPK B-GENE +pathway O +. O + +An O +activation O +- O +responsive O +element O +in O +single B-GENE +C I-GENE +motif I-GENE +- I-GENE +1 I-GENE +/ O +lymphotactin B-GENE +promoter O +is O +a O +site O +of O +constitutive O +and O +inducible O +DNA O +- O +protein O +interactions O +involving O +nuclear O +factor O +of O +activated O +T O +cell O +. O + +A O +portion O +of O +p193 B-GENE +is O +nuclear O +and O +localizes O +to O +the O +mitotic O +spindle O +. O + +The O +main O +issues O +are O +the O +need O +to O +explain O +a O +number O +of O +still O +unknown O +mechanisms O +, O +to O +determine O +which O +" O +natural O +diet O +" O +carries O +the O +minimum O +coronary O +risk O +and O +whether O +" O +new O +" O +foods O +produced O +by O +modern O +technology O +are O +really O +needed O +to O +contrast O +this O +epidemic O +. O + +Cotransfection O +of O +the O +coactivator O +CREB B-GENE +- I-GENE +binding I-GENE +protein I-GENE +relieved O +the O +transcriptional O +repression O +of O +PPARalphawt B-GENE +by O +PPARalphatr B-GENE +, O +suggesting O +that O +the O +dominant O +negative O +effect O +of O +PPARalphatr B-GENE +might O +occur O +through O +competition O +for O +essential O +coactivators O +. O + +SF B-GENE +- I-GENE +1 I-GENE +does O +not O +have O +an O +N O +- O +terminal O +AF1 O +domain O +. O + +We O +discuss O +these O +results O +in O +terms O +of O +the O +influence O +that O +time O +and O +nutritional O +constraints O +have O +on O +odonate O +development O +patterns O +and O +fitness O +. O + +OBJECTIVE O +: O +1998 O +Surveillance O +, O +Epidemiology O +, O +and O +End O +Results O +( O +SEER O +) O +data O +estimate O +an O +83 O +. O +1 O +% O +5 O +- O +year O +survival O +rate O +for O +corpus O +uteri O +adenocarcinoma O +FIGO O +stage O +II O +. O + +A O +novel O +Drosophila B-GENE +A I-GENE +kinase I-GENE +anchor I-GENE +protein I-GENE +, O +Drosophila B-GENE +A I-GENE +kinase I-GENE +anchor I-GENE +protein I-GENE +200 I-GENE +( O +DAKAP200 B-GENE +) O +, O +is O +predicted O +to O +be O +involved O +in O +routing O +, O +mediating O +, O +and O +integrating O +signals O +carried O +by O +cAMP O +, O +Ca O +( O +2 O ++ O +) O +, O +and O +diacylglycerol O +( O +Li O +, O +Z O +. O +, O +Rossi O +, O +E O +. O + +In O +vitro O +transcription O +results O +indicate O +that O +this O +5 O +' O +structure O +functions O +in O +the O +attenuation O +mechanism O +, O +since O +deletion O +of O +the O +stem O +- O +loop O +caused O +an O +increase O +in O +transcription O +readthrough O +. O + +A O +5 O +' O +RNA O +stem O +- O +loop O +participates O +in O +the O +transcription O +attenuation O +mechanism O +that O +controls O +expression O +of O +the O +Bacillus B-GENE +subtilis I-GENE +trpEDCFBA I-GENE +operon I-GENE +. O + +Single O +- O +alanine O +- O +substitution O +mutations O +had O +minimal O +, O +if O +any O +, O +effects O +on O +S O +- O +induced O +cell O +- O +to O +- O +cell O +fusion O +. O + +Furthermore O +, O +we O +demonstrate O +that O +transcription O +from O +the O +MMTV B-GENE +5 I-GENE +' I-GENE +LTR I-GENE +is O +highly O +active O +in O +the O +absence O +of O +Stat5a B-GENE +, O +a O +transcription O +factor O +that O +had O +been O +shown O +previously O +to O +be O +required O +for O +transcription O +from O +the O +MMTV B-GENE +LTR I-GENE +. O + +Regional O +insertional O +mutagenesis O +of O +specific O +genes O +on O +the O +CIC5F11 B-GENE +/ O +CIC2B9 B-GENE +locus O +of O +Arabidopsis O +thaliana O +chromosome O +5 O +using O +the O +Ac B-GENE +/ O +Ds B-GENE +transposon O +in O +combination O +with O +the O +cDNA O +scanning O +method O +. O + +RESULTS O +: O +CK B-GENE +- O +MB B-GENE +elevation O +was O +detected O +in O +313 O +patients O +( O +18 O +. O +7 O +% O +) O +, O +with O +1 O +- O +3x O +in O +12 O +. O +8 O +% O +, O +3 O +- O +5x O +in O +3 O +. O +5 O +% O +and O +> O +5x O +normal O +in O +2 O +. O +4 O +% O +of O +patients O +. O + +Thus O +, O +NART O +- O +R O +performance O +may O +not O +be O +a O +valid O +estimate O +of O +baseline O +IQ O +for O +patients O +with O +neurologic O +disorders O +with O +suspected O +language O +impairment O +. O + +Activated O +areas O +have O +been O +identified O +by O +means O +of O +cross O +- O +correlation O +analysis O +. O + +Natural O +Haemophilus O +influenzae O +type O +b O +capsular O +polysaccharide O +antibodies O +in O +412 O +infants O +and O +children O +from O +West O +Africa O +( O +Burkina O +- O +Faso O +) O +and O +France O +: O +a O +cross O +- O +sectional O +serosurvey O +. O + +In O +this O +study O +, O +we O +identified O +Sp1 B-GENE +and O +Sp3 B-GENE +as O +major O +factors O +binding O +to O +the O +Sp1 B-GENE +sites I-GENE +of O +the O +p21 B-GENE +/ O +WAF1 B-GENE +/ O +Cip1 B-GENE +promoter O +in O +MG63 O +cells O +through O +electrophoretic O +mobility O +shift O +assays O +and O +showed O +that O +TSA O +treatment O +did O +not O +change O +their O +binding O +activities O +. O + +Galoyan O +has O +summarized O +the O +results O +of O +his O +discovery O +of O +cardioactive O +neurohormones O +. O + +To O +study O +the O +regulation O +of O +its O +expression O +, O +the O +human B-GENE +aldehyde I-GENE +reductase I-GENE +gene I-GENE +and O +promoter O +were O +cloned O +and O +characterized O +. O + +The O +C2C B-GENE +- O +Prx B-GENE +is O +encoded O +as O +a O +preprotein O +of O +273 O +amino O +acids O +containing O +a O +putative O +chloroplast O +- O +targeting O +signal O +of O +65 O +amino O +acids O +at O +its O +N O +- O +terminus O +. O + +Immediately O +before O +surgery O +patients O +received O +either O +intravenous O +hydrocortisone O +100 O +mg O +or O +placebo O +in O +random O +, O +double O +- O +blind O +order O +. O + +A O +tyrosine O +- O +based O +sorting O +signal O +in O +the O +beta2 B-GENE +integrin I-GENE +cytoplasmic I-GENE +domain I-GENE +mediates O +its O +recycling O +to O +the O +plasma O +membrane O +and O +is O +required O +for O +ligand O +- O +supported O +migration O +. O + +The O +injection O +of O +XDRP1 B-GENE +protein I-GENE +into O +fertilized O +Xenopus O +eggs O +blocked O +embryonic O +cell O +division O +. O + +Using O +transgenic O +Xenopus O +embryos O +, O +we O +demonstrate O +that O +the O +integrity O +of O +these O +two O +sequences O +is O +necessary O +for O +correct O +spatial O +expression O +of O +a O +Xbra2 B-GENE +promoter I-GENE +- I-GENE +driven I-GENE +reporter I-GENE +gene I-GENE +. O + +In O +order O +to O +screen O +for O +such O +cofactors O +, O +we O +have O +used O +a O +transcriptionally O +inactive O +mutant O +of O +Xenopus B-GENE +MEF2D I-GENE +in O +a O +yeast O +two O +- O +hybrid O +screen O +. O + +NuA4 B-GENE +has O +an O +apparent O +molecular O +mass O +of O +1 O +. O +3 O +MDa O +. O + +ATF1 B-GENE +transcription O +is O +negatively O +regulated O +by O +unsaturated O +fatty O +acids O +and O +oxygen O +. O + +Mutation O +of O +TTF B-GENE +- I-GENE +1 I-GENE +- I-GENE +binding I-GENE +sites I-GENE +( I-GENE +TBE I-GENE +) I-GENE +1 I-GENE +, I-GENE +3 I-GENE +, I-GENE +and I-GENE +4 I-GENE +in O +combination O +markedly O +decreased O +transcriptional O +activity O +of O +SP B-GENE +- I-GENE +A I-GENE +promoter O +- O +chloramphenicol B-GENE +acetyltransferase I-GENE +constructs O +containing O +SP B-GENE +- I-GENE +A I-GENE +gene I-GENE +sequences O +from O +- O +256 O +to O ++ O +45 O +. O + +Insulin B-GENE +- I-GENE +like I-GENE +growth I-GENE +factor I-GENE +- I-GENE +I I-GENE +induces O +bcl B-GENE +- I-GENE +2 I-GENE +promoter I-GENE +through O +the O +transcription O +factor O +cAMP B-GENE +- I-GENE +response I-GENE +element I-GENE +- I-GENE +binding I-GENE +protein I-GENE +. O + +Synthesis O +of O +antisense O +RNA O +and O +S O +phase O +- O +dependent O +binding O +of O +E2F B-GENE +complexes I-GENE +in O +intron O +1 O +. O + +Identification O +of O +eotaxin B-GENE +- I-GENE +3 I-GENE +will O +further O +promote O +our O +understanding O +of O +the O +control O +of O +eosinophil O +trafficking O +and O +other O +CCR3 B-GENE +- O +mediated O +biological O +phenomena O +. O + +NF B-GENE +- I-GENE +kappaB I-GENE +plays O +a O +critical O +role O +in O +activation O +of O +HIV O +- O +1 O +gene O +expression O +by O +cytokines O +and O +other O +stimuli O +, O +but O +the O +signal O +transduction O +pathways O +that O +regulate O +the O +switch O +from O +latent O +to O +productive O +infection O +have O +not O +been O +defined O +. O + +These O +studies O +suggest O +that O +MAPK B-GENE +acts O +by O +stimulating O +AP B-GENE +- I-GENE +1 I-GENE +and O +a O +subsequent O +physical O +and O +functional O +interaction O +of O +AP B-GENE +- I-GENE +1 I-GENE +with O +NF B-GENE +- I-GENE +kappaB I-GENE +, O +resulting O +in O +a O +complex O +that O +synergistically O +transactivates O +the O +HIV B-GENE +- I-GENE +1 I-GENE +LTR I-GENE +. O + +ERK B-GENE +MAP B-GENE +kinase I-GENE +links O +cytokine O +signals O +to O +activation O +of O +latent O +HIV O +- O +1 O +infection O +by O +stimulating O +a O +cooperative O +interaction O +of O +AP B-GENE +- I-GENE +1 I-GENE +and O +NF B-GENE +- I-GENE +kappaB I-GENE +. O + +A O +human O +nuclear O +- O +localized O +chaperone O +that O +regulates O +dimerization O +, O +DNA O +binding O +, O +and O +transcriptional O +activity O +of O +bZIP B-GENE +proteins I-GENE +. O + +Clinical O +differentiation O +of O +patients O +with O +mild O +diplegic O +cerebral O +palsy O +( O +CP O +) O +and O +idiopathic O +toe O +walking O +( O +ITW O +) O +can O +be O +difficult O +. O + +Sputum B-GENE +IL I-GENE +- I-GENE +8 I-GENE +and O +MPO B-GENE +were O +significantly O +increased O +after O +BPT O +in O +both O +TDI O +- O +and O +grain O +dust O +- O +asthma O +( O +P O +< O +0 O +. O +05 O +) O +. O + +Montelukast O +reduces O +airway O +eosinophilic O +inflammation O +in O +asthma O +: O +a O +randomized O +, O +controlled O +trial O +. O + +Here O +, O +we O +demonstrate O +that O +kinase O +- O +dead O +but O +not O +wild O +- O +type O +forms O +of O +Fyn B-GENE +, O +Lck B-GENE +, O +and O +ZAP B-GENE +- I-GENE +70 I-GENE +block O +70Z O +Cbl B-GENE +- O +mediated O +NFAT B-GENE +activation O +. O + +Substitutions O +of O +region O +I O +with O +synthetic O +sequences O +showed O +that O +no O +specific O +sequence O +but O +rather O +repeats O +of O +three O +or O +more O +consecutive O +adenines O +or O +thymines O +, O +without O +interruption O +by O +guanine O +or O +cytosine O +, O +are O +required O +for O +the O +ARS O +activity O +. O + +In O +Saccharomyces O +cerevisiae O +, O +PHO85 B-GENE +encodes O +a O +cyclin B-GENE +- I-GENE +dependent I-GENE +protein I-GENE +kinase I-GENE +( O +Cdk B-GENE +) O +catalytic O +subunit O +with O +multiple O +regulatory O +roles O +thought O +to O +be O +specified O +by O +association O +with O +different O +cyclin B-GENE +partners O +( O +Pcls B-GENE +) O +. O + +Mutants O +with O +mild O +lace B-GENE +alleles I-GENE +grow O +to O +become O +adults O +with O +multiple O +aberrant O +morphologies O +in O +the O +appendages O +, O +compound O +eye O +, O +and O +bristles O +. O + +In O +fact O +, O +SPT B-GENE +activity O +in O +the O +fly O +expressing O +epitope O +- O +tagged O +Lace B-GENE +was O +absorbed O +by O +epitope O +- O +specific O +antibody O +. O + +These O +results O +show O +that O +targeting O +of O +Ras B-GENE +- O +GAP B-GENE +could O +represent O +a O +novel O +anticancer O +approach O +. O + +EB B-GENE +- I-GENE +1 I-GENE +, O +a O +tyrosine B-GENE +kinase I-GENE +signal I-GENE +transduction I-GENE +gene I-GENE +, O +is O +transcriptionally O +activated O +in O +the O +t O +( O +1 O +; O +19 O +) O +subset O +of O +pre O +- O +B O +ALL O +, O +which O +express O +oncoprotein O +E2a B-GENE +- O +Pbx1 B-GENE +. O + +BCL6 B-GENE +encodes O +a O +POZ B-GENE +/ I-GENE +Zn I-GENE +finger I-GENE +protein I-GENE +, O +a O +structure O +similar O +to O +that O +of O +many O +Drosophila O +developmental O +regulators O +and O +to O +another O +protein O +involved O +in O +a O +human O +hematopoietic O +malignancy O +, O +PLZF B-GENE +. O + +Beta B-GENE +1 I-GENE +integrin I-GENE +- O +and O +proteoglycan O +- O +mediated O +stimulation O +of O +T O +lymphoma O +cell O +adhesion O +and O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +signaling O +by O +thrombospondin B-GENE +- I-GENE +1 I-GENE +and O +thrombospondin B-GENE +- I-GENE +1 I-GENE +peptides I-GENE +. O + +Optical O +CD O +, O +and O +spectral O +and O +activity O +analyses O +were O +used O +to O +examine O +reactivity O +of O +HO B-GENE +isozymes I-GENE +with O +NO O +species O +produced O +by O +NO O +donors O +. O + +The O +phosphotransferase O +system O +( O +PTS O +) O +of O +Streptomyces O +coelicolor O +identification O +and O +biochemical O +analysis O +of O +a O +histidine B-GENE +phosphocarrier I-GENE +protein I-GENE +HPr B-GENE +encoded O +by O +the O +gene O +ptsH B-GENE +. O + +Serum O +concentrations O +of O +bone B-GENE +specific I-GENE +alkaline I-GENE +phosphatase I-GENE +( O +BALP B-GENE +) O +and O +osteocalcin B-GENE +( O +bone B-GENE +Gla I-GENE +protein I-GENE +, O +BGP B-GENE +) O +, O +urinary O +levels O +of O +pyridinoline O +( O +Pyr O +) O +and O +deoxypyridinoline O +( O +Dpyr O +) O +and O +computed O +tomography O +( O +CT O +) O +measurements O +of O +the O +cross O +- O +sectional O +areas O +of O +the O +vertebrae O +and O +the O +femurs O +, O +the O +apparent O +density O +of O +cancellous O +bone O +in O +the O +vertebrae O +, O +and O +the O +volume O +and O +the O +material O +density O +of O +cortical O +bone O +in O +the O +femurs O +were O +determined O +in O +126 O +boys O +and O +143 O +girls O +, O +ages O +7 O +- O +18 O +years O +. O + +In O +another O +study O +, O +intravenous O +administration O +of O +devazepide O +, O +a O +specific O +cholecystokinin B-GENE +- I-GENE +A I-GENE +receptor I-GENE +antagonist O +, O +at O +a O +dose O +of O +0 O +. O +1 O +mg O +/ O +kg O +/ O +hr O +was O +begun O +15 O +min O +before O +postprandial O +saline O +intake O +and O +continued O +for O +1 O +hr O +. O + +This O +cluster O +consisted O +of O +four O +apparently O +unrelated O +ESTs O +and O +two O +genes O +, O +pregnancy B-GENE +- I-GENE +associated I-GENE +plasma I-GENE +protein I-GENE +- I-GENE +A I-GENE +( O +PAPP B-GENE +- I-GENE +A I-GENE +) O +and O +a O +novel O +gene O +( O +tentatively O +named O +EST B-GENE +- I-GENE +YD1 I-GENE +) O +. O + +Prognostic O +value O +of O +a O +treadmill O +exercise O +score O +in O +symptomatic O +patients O +with O +nonspecific O +ST O +- O +T O +abnormalities O +on O +resting O +ECG O +. O + +Structural O +changes O +in O +the O +C O +- O +terminus O +of O +Ca2 O ++ O +- O +bound O +rat B-GENE +S100B I-GENE +( O +beta B-GENE +beta I-GENE +) O +upon O +binding O +to O +a O +peptide O +derived O +from O +the O +C O +- O +terminal O +regulatory O +domain O +of O +p53 B-GENE +. O + +We O +propose O +that O +Gly84 O +is O +part O +of O +a O +putative O +" O +oxyanion O +hole O +" O +involved O +in O +the O +stabilization O +of O +the O +transition O +state O +similar O +to O +the O +C B-GENE +group I-GENE +of O +the O +esterase B-GENE +/ O +lipase B-GENE +family O +. O + +The O +solution O +structure O +of O +the O +adduct O +derived O +from O +the O +covalent O +bonding O +of O +the O +fjord O +region O +( O ++ O +) O +- O +( O +11S O +, O +12R O +, O +13R O +, O +14S O +) O +stereoisomer O +of O +anti O +- O +11 O +, O +12 O +- O +dihydroxy O +- O +13 O +, O +14 O +- O +epoxy O +- O +11 O +, O +12 O +, O +13 O +, O +14 O +- O +tetrahydrobenzo O +[ O +g O +] O +chrysene O +, O +( O ++ O +) O +- O +anti O +- O +B O +[ O +g O +] O +CDE O +, O +to O +the O +exocyclic O +N O +( O +6 O +) O +amino O +group O +of O +the O +adenine O +residue O +dA6 O +, O +( O +designated O +( O ++ O +) O +- O +trans O +- O +anti O +- O +( O +B O +[ O +g O +] O +C O +) O +dA6 O +) O +, O +positioned O +opposite O +a O +thymine O +residue O +dT17 O +in O +the O +DNA O +sequence O +context O +d O +( O +C1 O +- O +T2 O +- O +C3 O +- O +T4 O +- O +C5 O +- O +( O +B O +[ O +g O +] O +C O +) O +A6 O +- O +C7 O +- O +T8 O +- O +T9 O +- O +C10 O +- O +C11 O +) O +. O +d O +( O +G12 O +- O +G13 O +- O +A14 O +- O +A15 O +- O +G16 O +- O +T17 O +- O +G18 O +- O +A19 O +- O +G20 O ++ O ++ O ++ O +- O +A21 O +- O +G22 O +) O +( O +designated O +( O +B O +[ O +g O +] O +C O +) O +dA O +. O +dT O +11 O +- O +mer O +duplex O +) O +, O +has O +been O +studied O +using O +structural O +information O +derived O +from O +NMR O +data O +in O +combination O +with O +molecular O +dynamics O +( O +MD O +) O +calculations O +. O + +Since O +sildenafil O +came O +on O +the O +market O +, O +it O +seems O +that O +the O +place O +of O +MUSE O +is O +reduced O +because O +comparative O +studies O +give O +better O +results O +for O +sildenafil O +than O +MUSE O +( O +70 O +% O +vs O +40 O +% O +) O +and O +of O +course O +with O +a O +better O +acceptance O +. O + +Serum O +antibodies O +were O +detected O +in O +at O +least O +95 O +% O +of O +the O +infected O +guinea O +pigs O +between O +4 O +- O +30 O +WPI O +and O +rats O +between O +3 O +- O +16 O +WPI O +. O + +CONCLUSIONS O +: O +These O +results O +show O +that O +once O +daily O +oral O +valganciclovir O +can O +produce O +exposures O +of O +ganciclovir O +( O +AUC24 O +) O +exceeding O +those O +attained O +using O +intravenous O +ganciclovir O +10 O +mg O +/ O +kg O +. O + +Except O +for O +nonperfusion O +of O +neurosensory O +retinal O +vessels O +at O +a O +light O +dose O +of O +150 O +J O +/ O +cm2 O +, O +no O +other O +adverse O +events O +were O +of O +concern O +. O + +Except O +for O +nonperfusion O +of O +neurosensory O +retinal O +vessels O +at O +a O +light O +dose O +of O +150 O +J O +/ O +cm2 O +, O +no O +other O +adverse O +events O +were O +of O +concern O +. O + +The O +healing O +rate O +in O +HIV O +- O +positive O +patients O +was O +66 O +percent O +after O +14 O +weeks O +and O +100 O +percent O +after O +32 O +weeks O +; O +the O +corresponding O +figures O +for O +patients O +with O +acquired O +immunodeficiency O +syndrome O +were O +0 O +and O +50 O +percent O +. O + +The O +P B-GENE +mRNA I-GENE +also O +contains O +a O +third O +ORF O +for O +the O +V B-GENE +protein I-GENE +, O +although O +it O +is O +unclear O +how O +or O +whether O +this O +ORF O +is O +accessed O +. O + +A O +genetic O +screen O +in O +yeast O +has O +allowed O +us O +to O +identify O +a O +novel O +transcriptional O +factor O +binding O +to O +the O +GlRE O +, O +i O +. O +e O +. O +the O +chicken B-GENE +ovalbumin I-GENE +upstream I-GENE +promoter I-GENE +- I-GENE +transcription I-GENE +factor I-GENE +II I-GENE +( O +COUP B-GENE +- I-GENE +TFII I-GENE +) O +. O + +We O +have O +cloned O +the O +single O +- O +copy O +gene O +for O +the O +trans B-GENE +- I-GENE +spliceosomal I-GENE +U5 I-GENE +snRNA I-GENE +from O +the O +trypanosomatid O +species O +Leptomonas O +seymouri O +, O +using O +U5 B-GENE +RNA I-GENE +affinity O +selection O +and O +cDNA O +cloning O +. O + +The O +MMPI O +- O +A O +( O +Butcher O +et O +al O +. O +, O +1992 O +) O +, O +like O +the O +older O +MMPI O +( O +Hathaway O +& O +McKinley O +, O +1983 O +) O +, O +distinguishes O +between O +anorexia O +and O +bulimia O +. O + +On O +the O +other O +hand O +, O +phosphatidyl O +inositol O +4 O +, O +5 O +bisphosphate O +( O +PIP2 O +) O +hydrolysis O +requires O +direct O +phosphorylation O +at O +tyrosine O +residue O +of O +the O +PLC B-GENE +- I-GENE +gamma1 I-GENE +isozyme I-GENE +. O + +A O +G22V B-GENE +mutant I-GENE +of O +M B-GENE +- I-GENE +Ras I-GENE +was O +constitutively O +active O +and O +its O +expression O +in O +an O +interleukin B-GENE +- I-GENE +3 I-GENE +( O +IL B-GENE +- I-GENE +3 I-GENE +) O +- O +dependent O +mast O +cell O +/ O +megakaryocyte O +cell O +line O +resulted O +in O +increased O +survival O +in O +the O +absence O +of O +IL B-GENE +- I-GENE +3 I-GENE +, O +increased O +growth O +in O +IL B-GENE +- I-GENE +4 I-GENE +, O +and O +, O +at O +high O +expression O +levels O +, O +in O +factor O +- O +independent O +growth O +. O + +Mammalian B-GENE +M I-GENE +- I-GENE +Ras I-GENE +and O +a O +Caenorhabditis O +elegans O +orthologue O +exhibit O +conserved O +structural O +features O +, O +and O +these O +are O +likely O +to O +mediate O +activation O +of O +distinctive O +signaling O +paths O +that O +function O +in O +parallel O +to O +those O +downstream O +of O +p21 B-GENE +Ras I-GENE +. O + +Taken O +together O +, O +our O +data O +suggest O +that O +PecS B-GENE +attenuates O +pelD B-GENE +and O +pelE B-GENE +expression O +rather O +than O +acting O +as O +a O +true O +repressor O +like O +KdgR B-GENE +. O + +These O +observations O +establish O +that O +RsmC B-GENE +negatively O +regulates O +rsmB B-GENE +transcription O +but O +positively O +affects O +RsmA B-GENE +production O +. O + +All O +were O +experienced O +hearing O +aid O +users O +who O +wore O +linear O +Class O +D O +instruments O +with O +input O +compression O +limiting O +at O +the O +time O +of O +their O +enrollment O +in O +this O +study O +. O + +Ribonuclease O +protection O +assays O +revealed O +that O +hmg1 B-GENE +and O +hmg2 B-GENE +are O +differentially O +expressed O +in O +a O +developmentally O +- O +and O +spatially O +- O +modulated O +manner O +during O +morphogenesis O +of O +specialized O +terpenoid O +- O +containing O +pigment O +glands O +in O +embryos O +. O + +Inactivation O +of O +the O +Neurospora B-GENE +crassa I-GENE +mitochondrial I-GENE +outer I-GENE +membrane I-GENE +protein I-GENE +TOM70 I-GENE +by O +repeat O +- O +induced O +point O +mutation O +( O +RIP O +) O +causes O +defects O +in O +mitochondrial O +protein O +import O +and O +morphology O +. O + +Recently O +, O +cell O +- O +surface O +TRAIL B-GENE +has O +been O +shown O +to O +be O +expressed O +by O +activated O +human O +and O +mouse O +T O +lymphocytes O +, O +raising O +the O +possibility O +that O +TRAIL B-GENE +might O +be O +involved O +in O +T O +cell O +- O +mediated O +cytotoxicity O +and O +/ O +or O +immune O +regulation O +. O + +A O +panel O +of O +pharmacologic O +inhibitors O +was O +used O +to O +investigate O +the O +signal O +transduction O +pathways O +involved O +in O +TRAIL B-GENE +gene I-GENE +induction O +following O +T O +lymphocyte O +activation O +. O + +Defective O +provirus O +genomes O +of O +human O +T O +- O +cell O +leukemia O +virus O +type O +I O +are O +frequently O +detected O +in O +lymphocytes O +from O +infected O +individuals O +and O +in O +infected O +cell O +lines O +. O + +A O +total O +of O +174 O +primer O +pairs O +gave O +interpretable O +banding O +patterns O +, O +137 O +( O +79 O +% O +) O +of O +which O +revealed O +at O +least O +two O +alleles O +on O +native O +polyacrylamide O +gels O +. O + +A O +population O +pharmacokinetic O +study O +of O +cyclosporin O +in O +organ O +transplant O +patients O +, O +including O +elderly O +allograft O +recipients O +up O +to O +75 O +years O +of O +age O +, O +did O +not O +identify O +age O +as O +a O +covariable O +influencing O +cyclosporin O +pharmacokinetics O +. O + +Immunofluoresence O +data O +indicated O +that O +once O +bound O +to O +the O +mutant O +receptor O +, O +fluorescent O +- O +labeled O +RAP B-GENE +co O +- O +localized O +with O +markers O +of O +the O +endosomal O +pathway O +, O +whereas O +, O +in O +cells O +expressing O +the O +wild O +- O +type O +receptor O +, O +RAP B-GENE +fluorescence O +co O +- O +localized O +with O +lysosomal O +markers O +. O + +Interleukin B-GENE +- I-GENE +12 I-GENE +( O +IL B-GENE +- I-GENE +12 I-GENE +) O +is O +a O +cytokine O +produced O +by O +peripheral O +blood O +mononuclear O +cells O +( O +PBMC O +) O +that O +causes O +interferon B-GENE +- I-GENE +gamma I-GENE +( O +IFN B-GENE +- I-GENE +gamma I-GENE +) O +production O +and O +enhancement O +of O +cell O +- O +mediated O +cytotoxicity O +. O + +IL B-GENE +- I-GENE +12 I-GENE +production O +was O +correlated O +with O +C3a O +concentration O +measured O +at O +the O +outlet O +of O +hemodialyzer O +after O +15 O +min O +of O +dialysis O +( O +r O += O +0 O +. O +69 O +, O +P O +< O +0 O +. O +01 O +) O +. O + +In O +HeLa O +cells O +, O +the O +JNKK2 B-GENE +- O +JNK1 B-GENE +fusion O +protein O +showed O +significant O +JNK B-GENE +activity O +, O +which O +was O +comparable O +with O +that O +of O +JNK1 B-GENE +activated O +by O +many O +stimuli O +and O +activators O +, O +including O +EGF B-GENE +, O +TNF B-GENE +- I-GENE +alpha I-GENE +, O +anisomycin O +, O +UV O +irradiation O +, O +MEKK1 B-GENE +, O +and O +small B-GENE +GTP I-GENE +binding I-GENE +proteins I-GENE +Rac1 I-GENE +and O +Cdc42Hs B-GENE +. O + +J O +. O + +Our O +results O +implicate O +TGF B-GENE +- I-GENE +beta I-GENE +RII I-GENE +as O +a O +direct O +target O +of O +EWS B-GENE +- O +FLI1 B-GENE +. O + +The O +reduction O +in O +saturated O +fatty O +acids O +intake O +led O +to O +modest O +( O +but O +in O +group O +1 O +significant O +) O +0 O +. O +15 O +mmol O +/ O +l O +( O +2 O +. O +5 O +% O +) O +reduction O +in O +total O +serum O +cholesterol O +level O +. O + +Secondly O +, O +an O +ethanol O +repression O +autoregulation O +( O +ERA O +) O +/ O +twelve O +- O +fold O +TA O +repeat O +( O +TAB O +) O +repressor O +element O +was O +identified O +within O +the O +promoter O +region O +of O +the O +GLK1 B-GENE +gene I-GENE +. O + +A O +crucial O +transcription O +factor O +in O +this O +process O +is O +STAT6 B-GENE +, O +which O +binds O +to O +a O +specific O +DNA O +element O +upon O +cytokine O +activation O +. O + +CONCLUSIONS O +: O +Congenital O +horizontal O +tarsal O +kink O +is O +rare O +and O +its O +cause O +is O +unknown O +. O + +A O +local O +, O +high O +- O +density O +, O +single O +- O +nucleotide O +polymorphism O +map O +used O +to O +clone O +Caenorhabditis B-GENE +elegans I-GENE +cdf I-GENE +- I-GENE +1 I-GENE +. O + +This O +machinery O +involves O +a O +secondary O +structure O +, O +SECIS O +element O +, O +in O +the O +selenoprotein B-GENE +- O +encoding O +mRNA O +, O +directing O +selenocysteine O +insertion O +at O +the O +position O +of O +an O +opal O +( O +UGA O +) O +codon O +, O +normally O +conferring O +termination O +of O +translation O +. O + +High O +- O +level O +expression O +in O +Escherichia O +coli O +of O +selenocysteine O +- O +containing O +rat B-GENE +thioredoxin I-GENE +reductase I-GENE +utilizing O +gene O +fusions O +with O +engineered O +bacterial O +- O +type O +SECIS O +elements O +and O +co O +- O +expression O +with O +the O +selA B-GENE +, O +selB B-GENE +and O +selC B-GENE +genes I-GENE +. O + +In O +Wnt B-GENE +signaling O +, O +beta B-GENE +- I-GENE +catenin I-GENE +and O +plakoglobin B-GENE +transduce O +signals O +to O +the O +nucleus O +through O +interactions O +with O +TCF B-GENE +- I-GENE +type I-GENE +transcription I-GENE +factors I-GENE +. O + +Assembly O +of O +a O +complex O +between O +FAK B-GENE +and O +Src B-GENE +kinases I-GENE +may O +serve O +to O +regulate O +the O +subcellular O +localization O +and O +the O +enzymatic O +activity O +of O +members O +of O +the O +Src B-GENE +family I-GENE +of O +kinases O +. O + +Our O +study O +also O +demonstrated O +significant O +increases O +in O +the O +number O +of O +larger O +myelinated O +fibers O +crossing O +the O +repair O +site O +in O +comparison O +with O +the O +neonatal O +and O +adult O +groups O +( O +p O +< O +0 O +. O +04 O +) O +. O + +Cortical O +dysplasias O +, O +genetics O +, O +and O +epileptogenesis O +. O + +In O +the O +work O +reported O +here O +, O +we O +used O +peptide O +mapping O +, O +mass O +spectrometry O +, O +and O +site O +- O +directed O +mutagenesis O +to O +identify O +two O +sets O +of O +pAP B-GENE +phosphorylation O +sites O +. O + +Both O +HERV O +- O +K O +type O +1 O +and O +2 O +clones O +were O +isolated O +. O + +Duch O +, O +and O +F O +. O + +At O +all O +time O +- O +points O +, O +most O +patients O +( O +> O +/ O += O +87 O +% O +) O +were O +receiving O +irbesartan O +/ O +HCTZ O +alone O +. O + +Modification O +of O +dopamine B-GENE +D2 I-GENE +receptor I-GENE +activity O +by O +pergolide O +in O +Parkinson O +' O +s O +disease O +: O +an O +in O +vivo O +study O +by O +PET O +. O + +High O +- O +affinity O +binding O +sites O +for O +both O +GR B-GENE +and O +AP B-GENE +- I-GENE +1 I-GENE +nucleoproteins I-GENE +were O +identified O +at O +adjacent O +elements O +within O +the O +nGRE O +. O + +When O +the O +73 O +- O +bp O +fragment O +was O +fused O +to O +an O +alpha1 B-GENE +- I-GENE +globin I-GENE +promoter O +- O +CAT B-GENE +construct O +and O +cotransfected O +with O +CCAAT B-GENE +transcription I-GENE +factor I-GENE +1 I-GENE +( O +CTF1 B-GENE +) O +/ O +NF1 B-GENE +into O +Drosophila O +Schneider O +SL2 O +insect O +cells O +( O +which O +lack O +NF1 B-GENE +- I-GENE +like I-GENE +proteins I-GENE +) O +trans O +- O +activation O +of O +CAT B-GENE +activity O +was O +observed O +. O + +Western O +blot O +analysis O +showed O +a O +rapid O +corresponding O +increase O +in O +p21WAF1 B-GENE +/ O +CIP1 B-GENE +protein O +, O +whereas O +protein O +levels O +of O +another O +member O +of O +the O +cyclin B-GENE +- I-GENE +dependent I-GENE +kinase I-GENE +inhibitor I-GENE +family I-GENE +, O +p27kip1 B-GENE +, O +were O +unchanged O +. O + +Aggregation O +of O +vHnf1 B-GENE +- O +deficient O +embryonic O +stem O +cells O +with O +wild O +- O +type O +tetraploid O +embryos O +, O +which O +contribute O +exclusively O +to O +extraembryonic O +tissues O +, O +rescues O +periimplantation O +lethality O +and O +allows O +development O +to O +progress O +to O +early O +organogenesis O +. O + +nos B-GENE +- I-GENE +1 I-GENE +and O +nos B-GENE +- I-GENE +2 I-GENE +, O +two O +genes O +related O +to O +Drosophila B-GENE +nanos I-GENE +, O +regulate O +primordial O +germ O +cell O +development O +and O +survival O +in O +Caenorhabditis O +elegans O +. O + +Although O +upstream O +regulators O +of O +Tec B-GENE +family I-GENE +kinases I-GENE +are O +relatively O +well O +characterized O +, O +little O +is O +known O +of O +the O +downstream O +effectors O +of O +these O +enzymes O +. O + +Efficient O +phosphorylation O +of O +BRDG1 B-GENE +by O +Tec B-GENE +required O +the O +PH B-GENE +and O +SH2 B-GENE +domains I-GENE +as O +well O +as O +the O +kinase O +domain O +of O +the O +latter O +. O + +CONCLUSION O +: O +These O +findings O +imply O +that O +eotaxin O +either O +is O +mechanistically O +involved O +in O +acute O +asthma O +or O +serves O +as O +a O +biomarker O +for O +activity O +of O +the O +CCR3 B-GENE +receptor I-GENE +ligand I-GENE +system O +, O +which O +is O +functionally O +linked O +to O +asthma O +. O + +The O +expression O +analysis O +of O +the O +KlHIS4 B-GENE +gene I-GENE +under O +phosphate O +starvation O +or O +high O +adenine O +supply O +shows O +that O +factors O +, O +such O +as O +Bas1 B-GENE +or O +Bas2 B-GENE +, O +involved O +in O +the O +basal O +control O +may O +also O +operate O +in O +a O +different O +way O +in O +K O +. O +lactis O +. O + +These O +thyroid O +hormone O +changes O +may O +be O +mediated O +in O +part O +by O +cytokines O +or O +other O +inflammatory O +mediators O +, O +acting O +at O +the O +level O +of O +the O +hypothalamus O +and O +pituitary O +gland O +, O +the O +thyroid O +gland O +, O +and O +the O +hepatic B-GENE +deiodinase I-GENE +system O +. O + +ESS O +type O +1 O +, O +with O +FT3 O +low O +and O +FT4 O +and O +TSH B-GENE +normal O +, O +is O +the O +most O +frequent O +form O +. O + +METHODS O +: O +We O +studied O +20 O +symptomatic O +patients O +with O +HOCM O +( O +12 O +men O +) O +, O +mean O +age O +52 O ++ O +/ O +- O +17 O +years O +, O +before O +and O +after O +septal O +reduction O +using O +echocardiography O +and O +electrocardiogram O +( O +ECG O +) O +. O + +Paleoceanographic O +data O +from O +the O +Laurentian O +Fan O +, O +used O +as O +a O +proxy O +for O +sea O +surface O +temperature O +, O +reveal O +that O +surface O +slope O +waters O +north O +of O +the O +Gulf O +Stream O +experienced O +warming O +during O +the O +Little O +Ice O +Age O +of O +the O +16th O +to O +19th O +centuries O +and O +support O +the O +notion O +of O +an O +NAO O +- O +driven O +coupled O +system O +. O + +This O +effect O +required O +( O +i O +) O +IR B-GENE +activation O +since O +it O +was O +abrogated O +by O +IR B-GENE +mutation O +at O +tyrosines O +1162 O +and O +1163 O +and O +( O +ii O +) O +NF B-GENE +- I-GENE +kappaB I-GENE +activation O +since O +it O +was O +abolished O +by O +overexpression O +of O +dominant B-GENE +- I-GENE +negative I-GENE +IkappaB I-GENE +- I-GENE +alpha I-GENE +( I-GENE +A32 I-GENE +/ I-GENE +36 I-GENE +) I-GENE +and O +mimicked O +by O +overexpression O +of O +the O +NF B-GENE +- I-GENE +kappaB I-GENE +c B-GENE +- I-GENE +Rel I-GENE +subunit I-GENE +. O + +The O +factor O +designated O +B O +formed O +a O +complex O +centered O +on O +the O +sequence O +TGTGGT O +, O +a O +core O +motif O +recognized O +by O +members O +of O +the O +AML B-GENE +/ I-GENE +CBFalpha I-GENE +transcription I-GENE +factor I-GENE +family I-GENE +. O + +Furthermore O +, O +overexpression O +of O +AML3 B-GENE +/ O +CBFalpha1 B-GENE +could O +rescue O +the O +AML1 B-GENE +- O +ETO B-GENE +repression O +. O + +We O +examined O +Akt B-GENE +activation O +in O +Lyn B-GENE +- O +, O +Syk B-GENE +- O +and O +Btk B-GENE +- O +deficient O +DT40 O +cells O +and O +B O +cells O +from O +Lyn B-GENE +( I-GENE +- I-GENE +/ I-GENE +- I-GENE +) I-GENE +mice O +. O + +Regulators O +of O +G B-GENE +protein I-GENE +signaling I-GENE +( I-GENE +RGS I-GENE +) I-GENE +proteins I-GENE +that O +contain O +DEP B-GENE +( O +disheveled B-GENE +, O +EGL B-GENE +- I-GENE +10 I-GENE +, O +pleckstrin B-GENE +) O +and O +GGL B-GENE +( O +G B-GENE +protein I-GENE +gamma I-GENE +subunit I-GENE +- I-GENE +like I-GENE +) O +domains O +form O +a O +subfamily O +that O +includes O +the O +mammalian B-GENE +RGS I-GENE +proteins I-GENE +RGS6 B-GENE +, O +RGS7 B-GENE +, O +RGS9 B-GENE +, O +and O +RGS11 B-GENE +. O + +Cloning O +and O +expression O +of O +a O +specific O +human B-GENE +alpha I-GENE +1 I-GENE +, I-GENE +2 I-GENE +- I-GENE +mannosidase I-GENE +that O +trims O +Man9GlcNAc2 O +to O +Man8GlcNAc2 O +isomer O +B O +during O +N O +- O +glycan O +biosynthesis O +. O + +The O +ORs O +of O +GC O +, O +adjusted O +for O +age O +and O +sex O +, O +varied O +from O +17 O +. O +1 O +, O +for O +those O +with O +baseline O +diagnoses O +of O +superficial O +intestinal O +metaplasia O +( O +IM O +) O +, O +to O +29 O +. O +3 O +, O +for O +those O +with O +deep O +IM O +or O +mild O +dysplasia O +( O +DYS O +) O +or O +IM O +with O +glandular O +atrophy O +and O +neck O +hyperplasia O +, O +to O +104 O +. O +2 O +, O +for O +those O +with O +moderate O +or O +severe O +DYS O +, O +as O +compared O +with O +subjects O +with O +superficial O +gastritis O +( O +SG O +) O +or O +chronic O +atrophic O +gastritis O +( O +CAG O +) O +at O +baseline O +. O + +Here O +we O +report O +that O +Dbp5p B-GENE +and O +Rat7p B-GENE +interact O +through O +their O +Nterminal O +domains O +. O + +Thus O +, O +the O +nematode O +genes O +could O +be O +the O +homologs B-GENE +of I-GENE +Hh I-GENE +molecules I-GENE +in O +other O +phyla O +. O + +A O +subset O +of O +mutations O +in O +the O +Psi B-GENE +synthase I-GENE +domain I-GENE +impairs O +association O +of O +the O +altered O +Cbf5p B-GENE +proteins I-GENE +with O +selected O +box O +H B-GENE +/ I-GENE +ACA I-GENE +snoRNAs I-GENE +, O +suggesting O +that O +the O +functional O +catalytic O +domain O +is O +essential O +for O +that O +interaction O +. O + +The O +transcription B-GENE +factor I-GENE +CHOP I-GENE +( O +C B-GENE +/ I-GENE +EBP I-GENE +homologous I-GENE +protein I-GENE +10 I-GENE +) O +is O +a O +bZIP B-GENE +protein I-GENE +induced O +by O +a O +variety O +of O +stimuli O +that O +evoke O +cellular O +stress O +responses O +and O +has O +been O +shown O +to O +arrest O +cell O +growth O +and O +to O +promote O +programmed O +cell O +death O +. O + +Thus O +, O +CHOP B-GENE +not O +only O +is O +a O +negative O +or O +a O +positive O +regulator O +of O +C B-GENE +/ I-GENE +EBP I-GENE +target O +genes O +but O +also O +, O +when O +tethered O +to O +AP B-GENE +- I-GENE +1 I-GENE +factors I-GENE +, O +can O +activate O +AP B-GENE +- I-GENE +1 I-GENE +target O +genes O +. O + +This O +motif O +, O +first O +described O +for O +the O +Drosophila B-GENE +homeobox I-GENE +activator I-GENE +DEAF I-GENE +- I-GENE +1 I-GENE +, O +identifies O +an O +emerging O +group O +of O +metazoan O +transcriptional O +modulators O +. O + +RNase B-GENE +MRP I-GENE +is O +a O +ribonucleoprotein O +endoribonuclease O +that O +has O +been O +shown O +to O +have O +roles O +in O +both O +mitochondrial O +DNA O +replication O +and O +nuclear B-GENE +5 I-GENE +. I-GENE +8S I-GENE +rRNA I-GENE +processing O +. O + +We O +have O +examined O +the O +regulation O +of O +the O +FGFR B-GENE +- I-GENE +1 I-GENE +gene I-GENE +( O +cek B-GENE +- I-GENE +1 I-GENE +) O +in O +avian O +myogenic O +cultures O +by O +immunocytochemistry O +and O +Northern O +blot O +analysis O +. O + +Regulation O +of O +avian B-GENE +fibroblast I-GENE +growth I-GENE +factor I-GENE +receptor I-GENE +1 I-GENE +( O +FGFR B-GENE +- I-GENE +1 I-GENE +) O +gene O +expression O +during O +skeletal O +muscle O +differentiation O +. O + +The O +backbone O +dynamics O +of O +residues O +located O +in O +the O +folded O +part O +of O +CRP2 B-GENE +( O +LIM2 B-GENE +) O +R122A B-GENE +have O +been O +characterized O +by O +proton O +- O +detected O +( O +15 O +) O +N O +NMR O +spectroscopy O +. O + +Rac B-GENE +causes O +uncapping O +of O +actin B-GENE +filaments I-GENE +( O +F B-GENE +- I-GENE +actin I-GENE +) O +at O +the O +plus O +- O +ends O +, O +through O +phosphatidylinositol O +4 O +, O +5 O +bisphosphate O +( O +PIP2 O +) O +, O +and O +eventually O +induces O +membrane O +ruffling O +. O + +However O +, O +a O +specific O +ICE B-GENE +/ O +caspase B-GENE +- I-GENE +1 I-GENE +inhibitor O +called O +N1445 O +completely O +abolished O +the O +CK B-GENE +- O +induced O +apoptosis O +by O +reactivating O +PKB B-GENE +, O +but O +without O +affecting O +the O +CK B-GENE +- O +induced O +suppression O +of O +Ras B-GENE +transformation O +. O + +OBJECTIVE O +: O +Although O +the O +preponderance O +of O +findings O +offer O +support O +for O +transient O +( O +where O +is O +it O +? O +) O +as O +opposed O +to O +sustained O +( O +what O +is O +it O +? O +) O +deficit O +, O +a O +need O +remains O +for O +specific O +depiction O +of O +the O +deficit O +. O + +The O +AL O +- O +R8 O +SI O +: O +the O +next O +generation O +staging O +container O +for O +plutonium O +pits O +at O +the O +USDOE O +Pantex O +Plant O +. O + +One O +form O +of O +the O +SBEI B-GENE +gene I-GENE +transcript I-GENE +in O +12 O +- O +day O +old O +kernels O +contained O +the O +exon O +I O ++ O +II O ++ O +III O +combination O +at O +the O +5 O +' O +end O +, O +whereas O +other O +forms O +differed O +by O +inclusion O +of O +intron O +1 O +or O +exclusion O +of O +exon O +II O +sequences O +. O + +In O +PC O +, O +rare O +MNGCs O +had O +intranuclear O +inclusions O +and O +grooves O +. O + +16 O +percent O +, O +P O +< O +0 O +. O +001 O +) O +, O +and O +sustained O +normalization O +of O +serum B-GENE +alanine I-GENE +aminotransferase I-GENE +levels O +( O +41 O +percent O +vs O +. O + +Its O +C O +- O +terminal O +catalytic O +domain O +was O +found O +to O +be O +highly O +conserved O +in O +the O +homologues O +p140 B-GENE +( O +ras B-GENE +- O +GRF B-GENE +) O +and O +Sos B-GENE +. O + +356 O +, O +93 O +- O +98 O +] O +. O + +In O +assays O +with O +purified O +enzymes O +, O +wild O +- O +type O +but O +not O +PTPS B-GENE +- O +S19A B-GENE +was O +a O +specific O +substrate O +for O +the O +cGMP B-GENE +- I-GENE +dependent I-GENE +protein I-GENE +kinase I-GENE +( I-GENE +cGK I-GENE +) I-GENE +type I-GENE +I I-GENE +and I-GENE +II I-GENE +. O + +R O +. O +, O +Fleischmann O +, O +R O +. O +, O +Venter O +, O +J O +. O + +The O +N O +- O +terminal O +domain O +of O +approximately O +70 O +kDa O +exhibits O +11 O +imperfect O +amino O +acid O +repeats O +that O +show O +some O +homology O +to O +promastigote O +surface O +glycoproteins O +of O +the O +psa2 B-GENE +/ O +gp46 B-GENE +complex O +. O + +In O +contrast O +to O +previously O +characterized O +proteophosphoglycans O +, O +the O +ppg1 B-GENE +gene O +product O +is O +predominantly O +membrane O +- O +associated O +and O +it O +is O +expressed O +on O +the O +promastigote O +cell O +surface O +. O + +Most O +important O +, O +infection O +of O +the O +cells O +with O +an O +adenoviral O +construct O +expressing O +this O +mutant O +inhibited O +the O +induction O +of O +VEGF B-GENE +mRNA I-GENE +under O +conditions O +that O +mimic O +hypoxia O +. O + +Neuregulin B-GENE +stimulates O +ErbB2 B-GENE +, O +ErbB3 B-GENE +, O +and O +ErbB4 B-GENE +, O +members O +of O +the O +ErbB B-GENE +family I-GENE +of O +receptor B-GENE +tyrosine I-GENE +kinases I-GENE +. O + +Our O +results O +suggest O +that O +Anu2p B-GENE +is O +the O +yeast B-GENE +homologue I-GENE +of I-GENE +mammalian I-GENE +epsilon I-GENE +- I-GENE +COP I-GENE +and O +the O +abrupt O +accumulation O +of O +the O +ER O +membrane O +caused O +by O +a O +blockage O +of O +the O +early O +protein O +transport O +pathway O +leads O +to O +alteration O +of O +nuclear O +morphology O +of O +the O +budding O +yeast O +cells O +. O + +In O +PC12 O +cells O +, O +nerve B-GENE +growth I-GENE +factor I-GENE +induces O +neuronal O +differentiation O +and O +repressed O +expression O +of O +nrg B-GENE +- I-GENE +1 I-GENE +. O + +In O +a O +PC12 O +cell O +mutant O +that O +is O +deficient O +in O +protein B-GENE +kinase I-GENE +A I-GENE +activity O +( O +AB O +. O +11 O +) O +, O +all O +three O +differentiating O +agents O +were O +unable O +to O +down O +- O +regulate O +nrg B-GENE +- I-GENE +1 I-GENE +mRNA I-GENE +. O + +TSC1 B-GENE +mutations I-GENE +include O +two O +nonsense O +mutations O +, O +four O +insertions O +, O +and O +three O +splice O +mutations O +. O + +Twelve O +patients O +without O +abnormalities O +in O +the O +PTT O +are O +assumed O +to O +harbor O +missense O +mutations O +, O +probably O +in O +TSC2 B-GENE +. O + +The O +first O +algorithm O +, O +FOREPROJ O +, O +is O +a O +fast O +- O +forward O +projection O +algorithm O +that O +allows O +calculation O +of O +the O +3 O +- O +D O +attenuation O +correction O +factors O +( O +ACF O +' O +s O +) O +directly O +from O +a O +two O +- O +dimensional O +( O +2 O +- O +D O +) O +transmission O +scan O +, O +without O +first O +reconstructing O +the O +attenuation O +map O +and O +then O +performing O +a O +3 O +- O +D O +forward O +projection O +. O + +The O +RMR O +was O +measured O +twice O +in O +each O +phase O +and O +found O +to O +be O +similar O +( O +F O +( O +1 O +, O +18 O +) O += O +0 O +. O +863 O +) O +across O +the O +follicular O +( O +5018 O +kJ O +/ O +24 O +h O +) O +and O +the O +luteal O +( O +5098 O +kJ O +/ O +24 O +h O +) O +phases O +. O + +In O +gel O +mobility O +shift O +assays O +, O +we O +found O +no O +evidence O +for O +VDR B-GENE +- O +TR B-GENE +heterodimer O +interaction O +with O +any O +tested O +element O +. O + +The O +relative O +importance O +of O +these O +two O +mechanisms O +differed O +in O +a O +response O +element O +- O +specific O +manner O +. O + +After O +14 O +d O +of O +overfeeding O +, O +hepatic O +PL O +profiles O +were O +identical O +in O +the O +two O +breeds O +and O +similar O +to O +that O +in O +control O +livers O +; O +choline O +- O +containing O +PL O +accounted O +for O +95 O +% O +of O +total O +PL O +. O + +C O +- O +SP O +duration O +was O +significantly O +reduced O +in O +ALS O +patients O +compared O +to O +controls O +at O +low O +stimulation O +intensity O +corresponding O +to O +an O +MEP O +threshold O +increased O +by O +15 O +% O +. O + +These O +data O +show O +that O +the O +spv B-GENE +virulence I-GENE +genes I-GENE +belong O +simultaneously O +to O +several O +regulons O +in O +the O +cell O +, O +raising O +the O +possibility O +that O +spv B-GENE +expression O +can O +be O +fine O +- O +tuned O +in O +response O +to O +multiple O +environmental O +inputs O +. O + +Intensive O +synthesis O +of O +PNA B-GENE +in O +the O +cells O +of O +microvascular O +wall O +evidenced O +of O +their O +high O +functional O +activity O +, O +and O +the O +synthesis O +of O +DNA O +in O +them O +showed O +their O +ability O +for O +proliferation O +, O +i O +. O +g O +. O +- O +- O +for O +growth O +. O + +Tracheal O +transsection O +combined O +with O +hilar O +ligation O +( O +TL O +& O +PL O +) O +effected O +a O +reduction O +of O +19 O +. O +9 O +% O +( O +n O +. O +s O +. O +) O +. O + +Kinase O +- O +deficient O +erbB B-GENE +proteins I-GENE +reduced O +epidermal B-GENE +growth I-GENE +factor I-GENE +( O +EGF B-GENE +) O +- O +induced O +tyrosine O +phosphorylation O +of O +endogenous O +Shc B-GENE +proteins I-GENE +and O +also O +reduced O +immediate O +and O +sustained O +EGF B-GENE +- I-GENE +induced I-GENE +ERK I-GENE +MAPK I-GENE +activities O +in O +human O +glioblastoma O +cells O +, O +although O +basal O +ERK B-GENE +MAPK I-GENE +activities O +were O +unaffected O +. O + +Using O +immunolocalization O +, O +we O +observe O +that O +ACE3 B-GENE +, O +a O +440 O +- O +bp O +chorion O +element O +that O +contains O +information O +sufficient O +to O +drive O +amplification O +, O +directs O +DmORC B-GENE +localization O +in O +follicle O +cells O +. O + +Therefore O +, O +homozygous O +co O +- O +deletions O +of O +CDKN2A B-GENE +and O +CDKN2B B-GENE +rather O +than O +mutations O +targeting O +individual O +transcripts O +are O +frequently O +selected O +for O +in O +these O +tumors O +. O + +Here O +, O +we O +show O +that O +aortic O +explants O +isolated O +from O +PPARalpha B-GENE +- O +null O +mice O +display O +an O +exacerbated O +response O +to O +inflammatory O +stimuli O +, O +such O +as O +lipopolysaccharide O +( O +LPS O +) O +, O +as O +demonstrated O +by O +increased O +IL B-GENE +- I-GENE +6 I-GENE +secretion O +. O + +Albumin O +expression O +is O +maintained O +in O +the O +liver O +by O +a O +combination O +of O +liver O +- O +enriched O +transcription O +factors O +such O +as O +CAAT B-GENE +enhancer I-GENE +- I-GENE +binding I-GENE +protein I-GENE +( I-GENE +C I-GENE +/ I-GENE +EBP I-GENE +) I-GENE +alpha I-GENE +and O +C B-GENE +/ I-GENE +EBPbeta I-GENE +. O + +The O +requirement O +for O +proteolytic O +activity O +of O +both O +FVIIa B-GENE +and O +FXa B-GENE +suggests O +that O +protease O +- O +activated O +receptors O +may O +be O +involved O +. O + +Amyloid B-GENE +beta I-GENE +- I-GENE +protein I-GENE +( O +Abeta B-GENE +) O +is O +the O +main O +constituent O +of O +amyloid O +fibrils O +found O +in O +senile O +plaques O +and O +cerebral O +vessels O +in O +Alzheimer O +' O +s O +disease O +( O +AD O +) O +and O +is O +derived O +by O +proteolysis O +from O +the O +beta B-GENE +- I-GENE +amyloid I-GENE +precursor I-GENE +protein I-GENE +( O +APP B-GENE +) O +. O + +The O +importin B-GENE +alpha I-GENE +. I-GENE +beta I-GENE +heterodimer I-GENE +mediates O +nuclear O +import O +of O +proteins O +containing O +classical O +nuclear O +localization O +signals O +. O + +The O +expressed O +G1 B-GENE +- O +G2 B-GENE +bound O +to O +both O +hyaluronan O +and O +link B-GENE +protein I-GENE +indicating O +that O +the O +immunoglobulin B-GENE +- I-GENE +fold I-GENE +motif I-GENE +and O +proteoglycan O +tandem O +repeat O +loops O +of O +the O +G1 B-GENE +domain I-GENE +were O +correctly O +folded O +. O + +The O +results O +suggest O +that O +the O +presence O +or O +absence O +per O +se O +of O +keratan O +sulfate O +on O +native O +G1 O +- O +G2 O +does O +not O +affect O +the O +activity O +of O +atrolysin O +C O +toward O +the O +two O +sites O +. O + +Despite O +i O +. O +v O +. O +steroid O +therapy O +, O +[ O +NOexh O +] O +remained O +elevated O +throughout O +recovery O +( O +37 O +. O +9 O ++ O +/ O +- O +4 O +. O +8 O +ppb O +, O +p O +< O +0 O +. O +001 O +) O +until O +discharge O +( O +40 O +. O +9 O ++ O +/ O +- O +4 O +. O +3 O +ppb O +, O +p O +< O +0 O +. O +001 O +) O +. O + +It O +contains O +binding O +sites O +for O +several O +transcription O +factors O +, O +for O +example O +: O +( O +i O +) O +a O +well O +- O +characterized O +binding O +site O +for O +rel B-GENE +/ O +NF B-GENE +- I-GENE +kappaB I-GENE +transcription O +factors O +in O +its O +3 O +' O +- O +end O +( O +the O +H2TF1 B-GENE +or O +kappaB1 B-GENE +element I-GENE +) O +, O +( O +ii O +) O +a O +second O +kappaB B-GENE +site I-GENE +( O +the O +kappaB2 B-GENE +element I-GENE +) O +, O +which O +is O +located O +immediately O +adjacent O +5 O +' O +to O +the O +H2TF1 B-GENE +element I-GENE +and O +which O +is O +recognized O +by O +p65 B-GENE +/ O +relA B-GENE +in O +the O +human B-GENE +HLA I-GENE +system O +, O +and O +( O +iii O +) O +an O +AP B-GENE +- I-GENE +1 I-GENE +/ O +ATF B-GENE +recognition O +sequence O +in O +the O +5 O +' O +end O +( O +EnA B-GENE +- I-GENE +TRE I-GENE +) O +. O + +The O +tumorigenic O +E1A B-GENE ++ O +cHa B-GENE +- I-GENE +ras I-GENE +cells O +are O +characterized O +by O +high O +and O +constitutive O +DNA O +binding O +activities O +of O +AP B-GENE +- I-GENE +1 I-GENE +, O +in O +contrast O +to O +nontransformed O +cells O +and O +the O +E1A B-GENE +cells O +. O + +The O +yeast O +C B-GENE +- I-GENE +type I-GENE +cyclin I-GENE +Ume3p B-GENE +/ O +Srb11p B-GENE +and O +its O +cyclin B-GENE +- I-GENE +dependent I-GENE +kinase I-GENE +( O +Cdk B-GENE +) O +Ume5p B-GENE +are O +required O +for O +the O +full O +repression O +of O +genes O +involved O +in O +the O +stress O +response O +or O +meiosis O +. O + +In O +particular O +, O +the O +S1 B-GENE +' I-GENE +specificity I-GENE +site I-GENE +is O +a O +deep O +and O +highly O +hydrophobic O +cavity O +. O + +FZD4 B-GENE +is O +homologous O +to O +FZD9 B-GENE +and O +FZD10 B-GENE +, O +and O +overall O +amino O +acid O +identity O +is O +as O +follows O +: O +FZD4 B-GENE +vs O +FZD9 B-GENE +, O +51 O +. O +6 O +% O +; O +FZD4 B-GENE +vs O +FZD10 B-GENE +, O +51 O +. O +2 O +% O +; O +FZD9 B-GENE +vs O +FZD10 B-GENE +, O +65 O +. O +7 O +% O +. O + +The O +NF B-GENE +- I-GENE +kappaB I-GENE +responsive O +reporter O +construct O +, O +( B-GENE +PRDII I-GENE +) I-GENE +( I-GENE +4 I-GENE +) I-GENE +- O +CAT B-GENE +, O +was O +used O +to O +explore O +transcription O +resulting O +from O +NF B-GENE +- I-GENE +kappaB I-GENE +activated O +by O +Tat B-GENE +. O + +The O +RNA O +transcripts O +structurally O +equivalent O +to O +I B-GENE +( I-GENE +2 I-GENE +) I-GENE +sgRNAs I-GENE +of O +TMV B-GENE +U1 I-GENE +and O +crTMV O +, O +but O +containing O +a O +hairpin O +structure O +( O +H O +) O +immediately O +upstream O +of O +IRES B-GENE +( I-GENE +MP I-GENE +, I-GENE +75 I-GENE +) I-GENE +( I-GENE +HIRES I-GENE +( I-GENE +MP I-GENE +) I-GENE +, I-GENE +( I-GENE +75 I-GENE +) I-GENE +( I-GENE +CR I-GENE +) I-GENE +- I-GENE +MP I-GENE +- I-GENE +CP I-GENE +- I-GENE +3 I-GENE +' I-GENE +UTR I-GENE +; O +HIRES B-GENE +( I-GENE +MP I-GENE +, I-GENE +75 I-GENE +) I-GENE +( I-GENE +U1 I-GENE +) I-GENE +- I-GENE +MP I-GENE +- I-GENE +CP I-GENE +- I-GENE +3 I-GENE +' I-GENE +UTR I-GENE +) O +, O +were O +able O +to O +express O +the O +MP B-GENE +gene I-GENE +in O +vitro O +. O + +EIAV B-GENE +LTR I-GENE +sequence I-GENE +variability O +is O +confined O +mostly O +to O +a O +small O +portion O +of O +the O +enhancer O +within O +the O +U3 O +segment O +of O +the O +LTR O +. O + +The O +core O +of O +this O +enhancer O +contains O +two O +evolutionarily O +conserved O +binding O +sites O +for O +the O +homeodomain B-GENE +protein I-GENE +Tinman B-GENE +( O +Tin B-GENE +) O +, O +expressed O +in O +developing O +cardiac O +, O +somatic O +, O +and O +visceral O +muscle O +lineages O +. O + +Furthermore O +, O +the O +striking O +ability O +of O +polyoma B-GENE +middle I-GENE +T I-GENE +antigens I-GENE +to O +promote O +retinoic O +acid O +- O +induced O +differentiation O +appears O +to O +utilize O +ERK B-GENE +, O +but O +not O +JNK B-GENE +/ O +SPK B-GENE +or O +p38 B-GENE +signaling O +. O + +All O +loci O +have O +a O +similar O +organization O +, O +except O +for O +H1 B-GENE +. I-GENE +8 I-GENE +that O +harbors O +two O +TcP2beta B-GENE +genes I-GENE +arranged O +in O +tandem O +and O +separated O +by O +a O +short O +repetitive O +sequence O +, O +named O +SIRE O +( O +short O +interspersed O +repetitive O +element O +) O +, O +which O +is O +also O +found O +upstream O +of O +the O +first O +gene O +of O +the O +tandem O +and O +downstream O +of O +the O +second O +. O + +A O +proportion O +of O +APC B-GENE +wild O +- O +type O +colon O +carcinomas O +and O +melanomas O +also O +contains O +constitutive O +nuclear O +Tcf B-GENE +- I-GENE +4 I-GENE +/ O +beta B-GENE +- I-GENE +catenin I-GENE +complexes O +as O +a O +result O +of O +dominant O +mutations O +in O +the O +N O +terminus O +of O +beta B-GENE +- I-GENE +catenin I-GENE +that O +render O +it O +insensitive O +to O +downregulation O +by O +APC B-GENE +, O +GSK3 B-GENE +beta I-GENE +, O +and O +Axin B-GENE +/ O +Conductin B-GENE +. O + +Similar O +mechanisms O +leading O +to O +deregulation O +of O +Tcf B-GENE +target I-GENE +gene I-GENE +activity O +are O +likely O +to O +be O +involved O +in O +melanoma O +and O +other O +forms O +of O +cancer O +. O + +PATIENTS O +AND O +METHODS O +: O +Immediately O +before O +radical O +prostatectomy O +, O +bone O +marrow O +aspirates O +from O +both O +sides O +of O +the O +iliac O +crest O +were O +taken O +from O +287 O +patients O +. O + +With O +regard O +to O +nonhematologic O +toxicities O +, O +diarrhea O +, O +infection O +and O +elevated O +serum B-GENE +alkaline I-GENE +phosphatase I-GENE +of O +grade O +3 O +or O +over O +were O +observed O +in O +2 O +% O +of O +cycles O +, O +but O +were O +tolerable O +and O +reversible O +. O + +LHbeta B-GENE +is O +expressed O +in O +pituitary O +gonadotrope O +cells O +and O +CGbeta B-GENE +is O +expressed O +in O +placental O +trophoblast O +cells O +. O + +Regulation O +of O +HIV O +- O +1 O +transcription O +. O + +Human B-GENE +LTBP I-GENE +- I-GENE +1 I-GENE +is O +known O +to O +exist O +in O +different O +forms O +. O + +In O +an O +earlier O +study O +( O +Kimura O +, O +Y O +. O +, O +Kurzydlowski O +, O +K O +. O +, O +Tada O +, O +M O +. O +, O +and O +MacLennan O +, O +D O +. O + +It O +consists O +of O +2185 O +amino O +acid O +residues O +encoded O +by O +a O +9 O +- O +kilobase O +pair O +mRNA O +; O +several O +splice O +variants O +have O +been O +detected O +in O +human O +and O +rat O +cDNA O +libraries O +. O + +Cyclic B-GENE +AMP I-GENE +- I-GENE +dependent I-GENE +protein I-GENE +kinase I-GENE +binding O +to O +A B-GENE +- I-GENE +kinase I-GENE +anchoring O +proteins O +in O +living O +cells O +by O +fluorescence O +resonance O +energy O +transfer O +of O +green B-GENE +fluorescent I-GENE +protein I-GENE +fusion O +proteins O +. O + +Factor B-GENE +XI I-GENE +deficiency O +is O +a O +rare O +hereditary O +bleeding O +disorder O +affecting O +the O +intrinsic O +pathway O +. O + +The O +Ishasha O +samples O +show O +a O +range O +encompassing O +three O +trophic O +levels O +. O + +The O +more O +traditional O +SERMS O +, O +clomiphene O +citrate O +and O +tamoxifen O +, O +will O +be O +reviewed O +along O +with O +such O +modern O +drugs O +as O +raloxifene O +and O +faslodex O +, O +with O +emphasis O +upon O +their O +actions O +on O +breast O +, O +uterus O +, O +bone O +and O +lipids O +. O + +Ti O +exhibited O +a O +feather O +- O +like O +morphology O +. O + +This O +organization O +suggests O +that O +duplication O +events O +that O +have O +generated O +the O +primate O +FUT3 B-GENE +- O +FUT5 B-GENE +- O +FUT6 B-GENE +cluster O +might O +have O +occurred O +through O +a O +long O +- O +interspersed O +- O +nuclear O +- O +element O +- O +based O +mechanism O +of O +unequal O +crossing O +over O +, O +as O +described O +for O +the O +globin B-GENE +cluster I-GENE +. O + +S O +. O +, O +Kim O +, O +S O +. O + +The O +cop B-GENE +region I-GENE +also O +harbors O +a O +region O +of O +plasmid O +incompatibility O +, O +inc B-GENE +, O +encompassing O +a O +stem O +- O +loop O +structure O +, O +the O +repA B-GENE +promoter I-GENE +, O +Prep B-GENE +, O +as O +well O +as O +two O +distinct O +RepA B-GENE +binding I-GENE +sites I-GENE +, O +BD O +- O +1 O +and O +BD O +- O +2 O +. O + +WA O +constructs O +afforded O +relaxed O +and O +positive O +topoisomers O +, O +and O +cyclization O +kinetics O +indicated O +slow O +interconversion O +of O +precursors O +to O +the O +two O +topoisomers O +. O + +The O +RFX B-GENE +protein I-GENE +family I-GENE +includes O +members O +from O +yeast O +to O +humans O +, O +which O +function O +in O +various O +biological O +systems O +, O +and O +share O +a O +DNA O +- O +binding O +domain O +and O +a O +conserved O +C O +- O +terminal O +region O +. O + +Binding O +to O +sulphatides O +and O +the O +alpha B-GENE +- I-GENE +dystroglycan I-GENE +receptor I-GENE +was O +much O +stronger O +and O +required O +at O +least O +two O +LG B-GENE +modules I-GENE +. O + +Here O +, O +we O +propose O +that O +an O +antagonistic O +, O +BMP B-GENE +/ O +ALK2 B-GENE +/ O +Smad B-GENE +- O +mediated O +signaling O +pathway O +is O +active O +on O +the O +right O +side O +of O +the O +Xenopus O +embryo O +. O + +Gentamicin O +given O +by O +DPI O +and O +SVN O +significantly O +decreased O +the O +sputum O +Psa O +density O +( O +p O +< O +0 O +. O +05 O +) O +, O +by O +almost O +one O +order O +of O +magnitude O +. O + +CONCLUSIONS O +: O +The O +largest O +value O +of O +the O +joint O +space O +may O +be O +used O +when O +evaluating O +rheumatoid O +AC O +joint O +space O +. O + +An O +analysis O +of O +sequence O +of O +the O +mutant B-GENE +recN I-GENE +gene I-GENE +revealed O +a O +G O +: O +C O +to O +T O +: O +A O +transversion O +near O +the O +3 O +' O +end O +of O +the O +coding O +region O +. O + +Nevertheless O +, O +in O +view O +of O +the O +potential O +transmission O +rates O +of O +HGV O +and O +the O +lack O +of O +effective O +immunization O +, O +HGV O +should O +be O +regarded O +as O +a O +potential O +occupational O +hazard O +for O +medical O +and O +dental O +staff O +. O + +We O +have O +previously O +identified O +mouse B-GENE +and I-GENE +human I-GENE +cDNAs I-GENE +encoding I-GENE +UNC I-GENE +- I-GENE +51 I-GENE +- I-GENE +like I-GENE +kinase I-GENE +( O +ULK1 B-GENE +) O +. O + +ULKs B-GENE +and O +UNC B-GENE +- I-GENE +51 I-GENE +share O +a O +typical O +domain O +structure O +of O +an O +amino O +- O +terminal O +kinase O +domain O +, O +a O +central O +proline O +/ O +serine O +rich O +( O +PS O +) O +domain O +, O +and O +a O +carboxy O +- O +terminal O +( O +C O +) O +domain O +. O + +These O +results O +suggest O +that O +ULK2 B-GENE +is O +involved O +in O +a O +previously O +uncharacterized O +signaling O +pathway O +in O +mammalian O +cells O +. O + +Connector B-GENE +enhancer I-GENE +of I-GENE +KSR I-GENE +( O +CNK B-GENE +) O +is O +a O +multidomain O +protein O +required O +for O +RAS B-GENE +signaling O +. O + +In O +simpler O +organisms O +, O +the O +ATP B-GENE +sulfurylase I-GENE +and O +APS B-GENE +kinase I-GENE +reactions O +are O +catalyzed O +by O +separate O +enzymes O +encoded O +by O +two O +or O +three O +genes O +, O +suggesting O +that O +a O +fusion O +of O +separate O +genes O +during O +the O +course O +of O +evolution O +generated O +the O +bifunctional O +enzyme O +. O + +Epstein B-GENE +- I-GENE +Barr I-GENE +virus I-GENE +( I-GENE +EBV I-GENE +) I-GENE +latent I-GENE +membrane I-GENE +protein I-GENE +1 I-GENE +( O +LMP1 B-GENE +) O +is O +essential O +for O +EBV O +- O +mediated O +transformation O +of O +primary O +B O +lymphocytes O +. O + +The O +amino O +- O +terminal O +half O +of O +1a B-GENE +is O +a O +distant O +homolog B-GENE +of I-GENE +alphavirus I-GENE +nonstructural I-GENE +protein I-GENE +nsP1 I-GENE +, O +which O +has O +been O +implicated O +in O +capping O +viral O +RNAs O +. O + +Moreover O +, O +a O +recombinant O +Ad O +expressing O +Ad5 B-GENE +E4orf6 I-GENE +/ I-GENE +7 I-GENE +induced O +apoptosis O +in O +rat O +cells O +when O +coinfected O +with O +wild O +- O +type O +p53 B-GENE +- O +expressing O +Ad O +. O + +CONCLUSION O +( O +S O +) O +: O +Measuring O +urinary O +LH B-GENE +levels O +is O +an O +excellent O +method O +for O +determining O +ovulation O +. O + +PURPOSE O +: O +To O +evaluate O +the O +disease O +- O +free O +survival O +( O +DFS O +) O +and O +overall O +survival O +( O +OS O +) O +, O +prognostic O +factors O +, O +and O +treatment O +- O +related O +mortality O +of O +women O +with O +stage O +IIIB O +inflammatory O +breast O +cancer O +( O +IBC O +) O +treated O +with O +combined O +modality O +therapy O +( O +CMT O +) O +and O +high O +- O +dose O +chemotherapy O +( O +HDCT O +) O +with O +autologous O +stem O +- O +cell O +transplantation O +. O + +We O +have O +cloned O +a O +novel O +100 O +- O +kDa O +mammalian O +protein O +, O +which O +was O +recognized O +by O +an O +anti O +- O +peptide O +antibody O +against O +an O +epitope O +- O +containing O +nuclear O +localization O +signal O +of O +NF B-GENE +- I-GENE +kappaB I-GENE +p65 B-GENE +subunit I-GENE +. O + +Insulin B-GENE +- O +regulated O +events O +, O +however O +, O +occur O +in O +all O +cells O +. O + +Regulatory O +regions O +in O +the O +promoter O +and O +third O +intron O +of O +the O +growth B-GENE +hormone I-GENE +gene I-GENE +in I-GENE +rainbow I-GENE +trout I-GENE +, O +Oncorhynchus O +mykiss O +walbaum O +. O + +Although O +most O +SFV O +genes O +have O +homologs O +encoded O +by O +other O +Chordopoxvirinae O +, O +the O +SFV O +genome O +lacks O +a O +key O +gene O +required O +for O +the O +production O +of O +extracellular O +enveloped O +virus O +. O + +In O +addition O +, O +media O +containing O +F B-GENE +beta I-GENE +alpha I-GENE +/ O +CG B-GENE +beta I-GENE +displayed O +high O +- O +affinity O +binding O +to O +both O +CG B-GENE +and I-GENE +FSH I-GENE +receptors I-GENE +. O + +In O +contrast O +, O +AP B-GENE +- I-GENE +2 I-GENE +binding O +activity O +was O +significantly O +greater O +in O +T47D O +cells O +, O +and O +Western O +blots O +confirmed O +increased O +AP B-GENE +- I-GENE +2 I-GENE +protein I-GENE +levels O +in O +these O +cells O +. O + +N O +. O +van O +Hoek O +, O +and O +M O +. O + +Here O +, O +we O +describe O +a O +tyrosine O +- O +phosphorylated O +nuclear O +protein O +, O +YT521 B-GENE +- I-GENE +B I-GENE +, O +and O +show O +that O +it O +interacts O +with O +the O +nuclear B-GENE +transcriptosomal I-GENE +component I-GENE +scaffold I-GENE +attachment I-GENE +factor I-GENE +B I-GENE +, O +and O +the O +68 B-GENE +- I-GENE +kDa I-GENE +Src I-GENE +substrate O +associated O +during O +mitosis O +, O +Sam68 B-GENE +. O + +These O +mutants O +all O +failed O +to O +interact O +with O +the O +TraR B-GENE +fusion I-GENE +in O +the O +two O +- O +hybrid O +system O +. O + +PhoP B-GENE +- O +PhoQ B-GENE +homologues O +in O +Pseudomonas O +aeruginosa O +regulate O +expression O +of O +the O +outer B-GENE +- I-GENE +membrane I-GENE +protein I-GENE +OprH I-GENE +and O +polymyxin O +B O +resistance O +. O + +Deletion O +of O +fdsR B-GENE +revealed O +a O +dual O +regulatory O +effect O +of O +FdsR B-GENE +on O +the O +fds B-GENE +operon I-GENE +by O +acting O +as O +transcriptional O +activator O +in O +the O +presence O +of O +formate O +or O +as O +repressor O +in O +the O +absence O +of O +formate O +. O + +With O +constructs O +containing O +the O +binding O +site O +of O +one O +gene O +fused O +to O +the O +promoter O +of O +the O +other O +, O +we O +demonstrated O +that O +the O +positional O +requirements O +are O +a O +function O +of O +the O +specific O +binding O +site O +, O +not O +the O +promoter O +. O + +In O +addition O +, O +all O +three O +Opa B-GENE +proteins I-GENE +of O +C751 O +bind O +equally O +well O +to O +HeLa O +cells O +transfected O +with O +cDNA O +encoding O +the O +carcinoembryonic B-GENE +antigen I-GENE +[ O +CEA B-GENE +( O +CD66e B-GENE +) O +] O +subgroup O +of O +the O +CD66 B-GENE +family I-GENE +, O +but O +show O +distinct O +tropism O +for O +CGM1 B-GENE +- O +( O +CD66d B-GENE +) O +and O +NCA B-GENE +( O +CD66c B-GENE +) O +- O +expressing O +cells O +. O + +The O +effect O +of O +smoking O +was O +not O +examined O +in O +this O +study O +, O +as O +such O +data O +were O +not O +available O +. O + +BACKGROUND O +: O +Measurement O +of O +stereoacuity O +at O +varying O +distances O +, O +by O +real O +or O +simulated O +depth O +stereoacuity O +tests O +, O +is O +helpful O +in O +the O +evaluation O +of O +patients O +with O +binocular O +imbalance O +or O +strabismus O +. O + +Additional O +studies O +revealed O +that O +bovine B-GENE +brain I-GENE +Galpha I-GENE +( I-GENE +q I-GENE +/ I-GENE +11 I-GENE +) I-GENE +could O +also O +bind O +to O +an O +N O +- O +terminal O +construct O +of O +GRK2 B-GENE +, O +while O +no O +binding O +of O +Galpha B-GENE +( I-GENE +q I-GENE +/ I-GENE +11 I-GENE +) I-GENE +, O +Galpha B-GENE +( I-GENE +s I-GENE +) I-GENE +, O +Galpha B-GENE +( I-GENE +i I-GENE +) I-GENE +, O +or O +Galpha B-GENE +( I-GENE +12 I-GENE +/ I-GENE +13 I-GENE +) I-GENE +to O +comparable O +constructs O +of O +GRK5 B-GENE +or O +GRK6 B-GENE +was O +observed O +. O + +The O +elm1 B-GENE +kinase I-GENE +functions O +in O +a O +mitotic O +signaling O +network O +in O +budding O +yeast O +. O + +Reverse O +transcription O +( O +RT O +) O +- O +PCR O +products O +were O +synthesized O +with O +two O +degenerate O +primers O +derived O +from O +the O +conserved O +motifs O +of O +various O +tyrosine B-GENE +kinases I-GENE +. O + +In O +addition O +, O +the O +acetyltransferase O +activity O +of O +p300 B-GENE +was O +observed O +to O +be O +distinct O +from O +the O +broadly O +essential O +activation O +function O +of O +the O +CH3 B-GENE +domain I-GENE +/ O +E1A B-GENE +- O +binding O +region O +. O + +The O +proliferation O +- O +specific O +HNF B-GENE +- I-GENE +3 I-GENE +/ O +fork B-GENE +head I-GENE +homolog I-GENE +- I-GENE +11B I-GENE +protein O +( O +HFH B-GENE +- I-GENE +11B I-GENE +; O +also O +known O +as O +Trident B-GENE +and O +Win B-GENE +) O +is O +a O +family O +member O +of O +the O +winged B-GENE +helix I-GENE +/ O +fork B-GENE +head I-GENE +transcription O +factors O +and O +in O +regenerating O +liver O +its O +expression O +is O +reactivated O +prior O +to O +hepatocyte O +entry O +into O +DNA O +replication O +( O +S O +phase O +) O +. O + +In O +the O +mouse O +, O +CtBP1 B-GENE +is O +expressed O +from O +embryo O +to O +adult O +, O +but O +CtBP2 B-GENE +is O +mainly O +expressed O +during O +embryogenesis O +. O + +The O +multiple O +functions O +of O +Pmt3p B-GENE +described O +here O +suggest O +that O +several O +nuclear O +proteins O +are O +regulated O +by O +Pmt3p B-GENE +conjugation O +. O + +The O +role O +of O +transport O +by O +sea O +ice O +from O +the O +Kara O +Sea O +into O +the O +Arctic O +Ocean O +was O +assessed O +by O +a O +small O +subgroup O +at O +GEOMAR O +. O + +We O +determined O +whether O +a O +single O +injection O +of O +slow O +- O +release O +estradiol O +- O +17beta O +( O +SRE2 O +) O +would O +induce O +pseudopregnancy O +in O +gilts O +and O +whether O +PGF2alpha O +would O +regress O +the O +corpora O +lutea O +( O +CL O +) O +of O +pseudopregnancy O +. O + +Among O +the O +remaining O +22 O +sites O +, O +six O +are O +in O +the O +promoters O +of O +known O +alpha O +- O +specific O +genes O +and O +two O +other O +sites O +have O +an O +alpha2 B-GENE +- O +Mcm1 B-GENE +- O +dependent O +role O +in O +determining O +the O +direction O +of O +mating O +type O +switching O +. O + +Activation O +of O +T O +cells O +via O +the O +TCR B-GENE +and O +other O +costimulatory O +receptors O +triggers O +a O +number O +of O +signaling O +cascades O +. O + +A O +phylogenetic O +analysis O +with O +the O +TK B-GENE +domains I-GENE +from O +these O +sequences O +and O +a O +fourth O +, O +from O +a O +novel O +scavenger B-GENE +RTK I-GENE +( O +all O +domains O +comprise O +the O +signature O +for O +the O +TK B-GENE +class I-GENE +II I-GENE +receptors I-GENE +) O +, O +showed O +that O +they O +are O +distantly O +related O +to O +the O +insulin B-GENE +and O +insulin B-GENE +- I-GENE +like I-GENE +receptors I-GENE +. O + +Results O +confirmed O +that O +stress O +produced O +CA3 O +dendritic O +atrophy O +and O +tianeptine O +prevented O +it O +. O + +We O +have O +isolated O +a O +binding O +partner O +for O +the O +Fanconi B-GENE +anemia I-GENE +group I-GENE +C I-GENE +protein I-GENE +( O +FANCC B-GENE +) O +by O +yeast O +two O +- O +hybrid O +screening O +. O + +These O +results O +suggest O +that O +both O +transcription O +activators O +depend O +on O +or O +interact O +with O +different O +subunits O +of O +RNA B-GENE +polymerase I-GENE +, O +although O +their O +role O +in O +formation O +of O +proper O +DNA O +geometry O +may O +also O +be O +crucial O +. O + +Klebsiella O +oxytoca O +can O +assimilate O +nitrate O +and O +nitrite O +by O +using O +enzymes O +encoded O +by O +the O +nasFEDCBA B-GENE +operon I-GENE +. O + +Marked O +hemolysis O +significantly O +increased O +plasma O +values O +of O +potassium O +, O +phosphorus O +, O +total O +protein O +, O +and O +aspartate B-GENE +aminotransferase I-GENE +. O + +Studies O +have O +substantiated O +the O +involvement O +of O +numerous O +loci O +on O +certain O +chromosomes O +; O +in O +excess O +of O +10 O +chromosomes O +are O +thought O +to O +be O +involved O +. O + +By O +negatively O +regulating O +GRK B-GENE +- O +mediated O +receptor O +phosphorylation O +, O +beta B-GENE +- I-GENE +arrestin I-GENE +- O +mediated O +processes O +such O +as O +Src B-GENE +recruitment O +and O +clathrin B-GENE +- O +mediated O +internalization O +, O +which O +are O +required O +for O +GPCR B-GENE +- O +mediated O +ERK B-GENE +activation O +, O +are O +inhibited O +, O +thus O +dampening O +further O +ERK B-GENE +activation O +. O + +Based O +on O +subcellular O +fractionation O +, O +the O +47 B-GENE +- I-GENE +kDa I-GENE +P I-GENE +- I-GENE +CIP2 I-GENE +protein I-GENE +is O +mostly O +cytosolic O +. O + +Supershift O +EMSAs O +identified O +that O +upstream B-GENE +stimulatory I-GENE +factor I-GENE +- I-GENE +1 I-GENE +and I-GENE +- I-GENE +2 I-GENE +( O +USF B-GENE +- I-GENE +1 I-GENE +and I-GENE +- I-GENE +2 I-GENE +) O +were O +part O +of O +these O +complexes O +. O + +Conversely O +, O +E1A B-GENE +binding O +to O +only O +p300 B-GENE +/ O +CBP B-GENE +results O +in O +an O +increase O +in O +PARP B-GENE +enzyme I-GENE +activity O +and O +consequently O +in O +cell O +death O +susceptibility O +to O +irradiation O +, O +which O +is O +effectively O +counteracted O +by O +the O +PARP B-GENE +chemical O +inhibitor O +3 O +- O +aminobenzamide O +. O + +These O +include O +the O +CACCC O +and O +CAAT O +motifs O +. O + +Skin O +pH O +changes O +associated O +with O +iontophoresis O +. O + +This O +distinction O +was O +based O +upon O +whether O +the O +diagnosis O +provided O +a O +straightforward O +range O +of O +prognoses O +or O +an O +ambiguous O +clinical O +implication O +. O + +The O +availability O +of O +potent O +regulatory O +DNA O +cassettes O +harboring O +the O +murine B-GENE +D1A I-GENE +gene I-GENE +promoter I-GENE +could O +aid O +testing O +the O +neuronal O +- O +specific O +expression O +of O +transgenes O +in O +vivo O +. O + +It O +may O +be O +dependent O +on O +location O +of O +a O +focus O +( O +according O +to O +EEG O +) O +as O +well O +as O +on O +the O +character O +and O +manifestation O +of O +the O +accompanying O +neuropsychologic O +symptomatology O +. O + +The O +results O +of O +these O +studies O +demonstrate O +that O +the O +rat O +HDL O +receptor O +SR B-GENE +- I-GENE +BI I-GENE +promoter O +contains O +two O +sterol O +response O +elements O +( O +pSRE O +and O +dSRE O +) O +through O +which O +SREBP B-GENE +- I-GENE +1a I-GENE +can O +bind O +and O +activate O +transcription O +of O +this O +gene O +. O + +Of O +these O +patients O +, O +46 O +, O +164 O +were O +placed O +on O +a O +waiting O +list O +for O +transplantation O +, O +23 O +, O +275 O +of O +whom O +received O +a O +first O +cadaveric O +transplant O +between O +1991 O +and O +1997 O +. O + +In O +electrophoretic O +mobility O +shift O +assay O +( O +EMSA O +) O +, O +this O +GLUT4 B-GENE +repressor I-GENE +element I-GENE +( O +G4RE B-GENE +) O +generated O +specific O +bands O +with O +nuclear O +extracts O +from O +preadipocytes O +, O +but O +not O +from O +adipocytes O +. O + +Syndromes O +of O +abnormal O +fat O +redistribution O +and O +metabolic O +complications O +in O +HIV O +- O +infected O +patients O +. O + +Cytoprotection O +with O +amifostine O +in O +radiotherapy O +or O +radio O +- O +chemotherapy O +of O +head O +and O +neck O +tumors O + +Immunohistochemical O +staining O +was O +positive O +for O +S B-GENE +- I-GENE +100 I-GENE +in O +all O +9 O +cases O +stained O +, O +positive O +for O +HMB B-GENE +- I-GENE +45 I-GENE +in O +9 O +( O +90 O +% O +) O +of O +10 O +, O +and O +negative O +for O +cytokeratin B-GENE +in O +all O +9 O +cases O +in O +which O +myxoid O +melanoma O +remained O +in O +the O +block O +after O +previous O +sections O +. O + +Patients O +with O +types O +I O +and O +III O +MPGN O +did O +not O +differ O +in O +age O +at O +apparent O +onset O +, O +age O +at O +diagnosis O +, O +or O +interval O +from O +apparent O +onset O +of O +symptoms O +to O +diagnosis O +( O +biopsy O +) O +. O + +Residual O +urinary O +abnormalities O +were O +significantly O +more O +frequent O +in O +patients O +with O +type O +III O +than O +type O +I O +MPGN O +. O + +Taken O +together O +, O +differences O +in O +signaling O +and O +tissue O +expression O +suggest O +that O +the O +human B-GENE +intermediate I-GENE +PRLr I-GENE +differs O +from O +the O +long B-GENE +PRLr I-GENE +in O +physiological O +function O +. O + +We O +describe O +here O +a O +Drosophila B-GENE +melanogaster I-GENE +FAK I-GENE +homologue I-GENE +, O +DFak56 B-GENE +, O +which O +maps O +to O +band O +56D O +on O +the O +right O +arm O +of O +the O +second O +chromosome O +. O + +We O +show O +here O +that O +the O +third O +SH3 B-GENE +domain I-GENE +binds O +to O +Sos B-GENE +, O +a O +guanine B-GENE +nucleotide I-GENE +exchange I-GENE +factor I-GENE +for O +Ras B-GENE +and O +Rac B-GENE +, O +both O +in O +vitro O +and O +in O +vivo O +. O + +Point O +mutations O +in O +the O +third O +SH3 B-GENE +domain I-GENE +abolished O +the O +vinexin B-GENE +- O +Sos B-GENE +interaction O +. O + +In O +gel O +mobility O +shift O +assays O +, O +low O +binding O +activity O +of O +CBF B-GENE +to O +the O +wild B-GENE +- I-GENE +type I-GENE +AtpC I-GENE +promoter I-GENE +sequence I-GENE +was O +observed O +with O +nuclear O +extracts O +from O +tissue O +with O +low O +AtpC B-GENE +expression O +levels O +, O +i O +. O +e O +. O +extracts O +from O +etiolated O +and O +photobleached O +seedlings O +, O +whereas O +high O +binding O +activity O +was O +detectable O +with O +extracts O +from O +tissues O +with O +high O +AtpC B-GENE +expression O +levels O +, O +i O +. O +e O +. O +extracts O +from O +light O +- O +grown O +seedlings O +and O +etiolated O +seedlings O +treated O +with O +cytokinin B-GENE +. O + +They O +are O +subdivided O +into O +two O +types O +that O +activate O +transduction O +pathways O +via O +different O +cell O +surface O +receptors O +. O + +We O +report O +here O +that O +out O +of O +the O +major O +pro O +- O +inflammatory O +cytokines O +examined O +, O +IL B-GENE +- I-GENE +1alpha I-GENE +, O +IL B-GENE +- I-GENE +1beta I-GENE +, O +TNF B-GENE +- I-GENE +alpha I-GENE +and O +IL B-GENE +- I-GENE +6 I-GENE +, O +only O +IL B-GENE +- I-GENE +6 I-GENE +was O +generated O +and O +secreted O +in O +PKCeta B-GENE +- O +expressing O +cells O +without O +any O +additional O +inducer O +in O +serum O +- O +supplemented O +cultures O +( O +10 O +% O +FCS O +) O +. O + +Demyelinating O +diseases O +involving O +the O +grey O +matter O +were O +very O +rare O +, O +but O +we O +must O +consider O +the O +presence O +of O +symmetrical O +thalamic O +involvement O +in O +patients O +with O +ADEM O +. O + +To O +define O +the O +minimal O +VDRE O +binding O +domain O +for O +human B-GENE +VDR I-GENE +( O +hVDR B-GENE +) O +, O +a O +series O +of O +C O +- O +terminally O +truncated O +hVDR B-GENE +mutants I-GENE +( O +Delta134 O +, O +Delta113 O +, O +Delta102 O +, O +Delta90 O +, O +Delta84 O +, O +Delta80 O +, O +and O +Delta60 O +) O +was O +generated O +and O +expressed O +in O +bacteria O +. O + +These O +REPs O +, O +or O +clusters O +of O +paralogous O +loci O +, O +are O +15 O +- O +100 O +kb O +and O +harbor O +at O +least O +four O +ESTs O +and O +an O +expressed O +SH3GL B-GENE +pseudogene I-GENE +. O + +In O +part O +as O +a O +result O +of O +its O +inability O +to O +sustain O +radiative O +loses O +, O +the O +BB O +resonator O +has O +extremely O +low O +RF O +power O +requirements O +. O + +In O +addition O +, O +narZ B-GENE +expression O +was O +induced O +approximately O +20 O +- O +fold O +intracellularly O +in O +Madin O +- O +Darby O +canine O +kidney O +epithelial O +cells O +and O +16 O +- O +fold O +in O +intracellular O +salts O +medium O +, O +which O +is O +believed O +to O +mimic O +the O +intracellular O +milieu O +. O + +However O +, O +mechanisms O +underlying O +HIV O +- O +1 O +gene O +expression O +in O +the O +CNS O +are O +poorly O +understood O +. O + +Is O +radical O +trachelectomy O +a O +safe O +alternative O +to O +radical O +hysterectomy O +for O +patients O +with O +stage O +IA O +- O +B O +carcinoma O +of O +the O +cervix O +? O +BACKGROUND O +: O +The O +prognosis O +associated O +with O +lymph O +node O +negative O +, O +early O +stage O +carcinoma O +of O +the O +cervix O +is O +excellent O +, O +with O +5 O +- O +year O +survival O +rates O +greater O +than O +90 O +% O +. O + +A O +key O +event O +in O +this O +process O +is O +the O +selective O +recognition O +of O +the O +target O +membrane O +by O +the O +vesicle O +and O +the O +current O +view O +is O +that O +SNARE B-GENE +protein I-GENE +interactions O +likely O +play O +a O +central O +role O +in O +vesicle O +- O +target O +recognition O +and O +or O +membrane O +fusion O +. O + +Scapulae O +with O +a O +Type O +I O +configuration O +were O +found O +to O +have O +low O +values O +for O +the O +coraco O +- O +glenoid O +angle O +and O +coracoid O +overlap O +, O +which O +are O +known O +to O +be O +associated O +with O +a O +short O +coraco O +- O +humeral O +distance O +. O + +Measurements O +in O +the O +LWS O +p O +. O +a O +. O +, O +LWS O +lat O +. O +and O +at O +Ward O +' O +s O +triangle O +were O +made O +in O +a O +total O +of O +100 O +patients O +. O + +A O +group O +of O +66 O +DSM O +- O +IV O +paranoid O +schizophrenic O +in O +- O +patients O +were O +assessed O +three O +times O +using O +the O +SAPS O +, O +SANS O +, O +BPRS O +and O +PAS O +. O + +Despite O +the O +high O +frequency O +of O +natural O +infection O +, O +the O +seropositive O +rates O +of O +JEV O +antibody O +still O +correlated O +well O +with O +the O +dose O +of O +vaccine O +received O +, O +i O +. O +e O +. O +, O +67 O +% O +( O +1122 O +/ O +1664 O +) O +, O +66 O +% O +( O +65 O +/ O +97 O +) O +, O +33 O +% O +( O +4 O +/ O +12 O +) O +and O +40 O +% O +( O +19 O +/ O +47 O +) O +for O +children O +receiving O +3 O +, O +2 O +, O +1 O +, O +and O +0 O +dose O +of O +JE O +vaccines O +, O +respectively O +( O +P O +< O +0 O +. O +0001 O +Chi O +- O +square O +for O +trend O +test O +) O +. O + +Furthermore O +, O +in O +vivo O +and O +in O +vitro O +protein O +- O +protein O +interaction O +experiments O +have O +shown O +that O +SR33 B-GENE +protein I-GENE +interacts O +with O +itself O +and O +with O +SR45 B-GENE +protein I-GENE +but O +not O +with O +two O +other O +members O +( O +SRZ21 B-GENE +and O +SRZ22 B-GENE +) O +of O +the O +SR B-GENE +family I-GENE +that O +are O +known O +to O +interact O +with O +the O +Arabidopsis O +full O +- O +length O +U B-GENE +- I-GENE +70K I-GENE +only O +. O + +In O +summary O +, O +WT1 B-GENE +is O +enriched O +by O +oligo O +( O +dT O +) O +chromatography O +, O +as O +are O +U2AF65 B-GENE +, O +the O +U5 B-GENE +small I-GENE +nuclear I-GENE +RNP I-GENE +- I-GENE +associated I-GENE +protein I-GENE +p116 B-GENE +and O +hnRNP O +A1 B-GENE +. O + +Six O +out O +of O +ten O +hearts O +from O +macerated O +stillborn O +infants O +showed O +varying O +degrees O +of O +positive O +staining O +. O + +Tih1 B-GENE +maps O +to O +distal O +mouse O +Chr O +1 O +and O +human O +Chr O +1q31 O +, O +chromosomal O +regions O +that O +have O +not O +shown O +evidence O +for O +imprinting O +and O +, O +in O +contrast O +to O +Ipl B-GENE +, O +Tih1 B-GENE +is O +expressed O +equally O +from O +both O +parental O +alleles O +. O + +A O +novel O +pleckstrin B-GENE +homology I-GENE +- I-GENE +related I-GENE +gene I-GENE +family I-GENE +defined O +by O +Ipl B-GENE +/ O +Tssc3 B-GENE +, O +TDAG51 B-GENE +, O +and O +Tih1 B-GENE +: O +tissue O +- O +specific O +expression O +, O +chromosomal O +location O +, O +and O +parental O +imprinting O +. O + +The O +potential O +for O +highly O +reactive O +nanoparticles O +( O +RNP O +) O +to O +absorb O +destructively O +, O +i O +. O +e O +. O +to O +neutralize O +highly O +toxic O +substances O +such O +as O +the O +warfare O +agents O +GA O +, O +GB O +, O +HD O +and O +VX O +, O +has O +been O +demonstrated O +in O +the O +laboratory O +. O + +There O +were O +minimal O +negative O +effects O +on O +hematological O +parameters O +, O +acid O +- O +base O +status O +, O +and O +blood O +gases O +. O + +Twelve O +out O +of O +43 O +renal O +failure O +patients O +had O +troponin B-GENE +I I-GENE +0 O +. O +13 O +- O +0 O +. O +9 O +microg O +/ O +l O +using O +Axsym O +method O +and O +4 O +had O +levels O +of O +0 O +. O +07 O +- O +0 O +. O +13 O +microg O +/ O +l O +using O +Immuno O +1 O +. O + +Therefore O +, O +we O +propose O +that O +p27 B-GENE +represents O +a O +crucial O +molecule O +in O +HMBA O +signaling O +that O +cannot O +be O +replaced O +by O +p21 B-GENE +. O + +Transient O +, O +high O +- O +level O +Ras B-GENE +- O +expression O +induces O +transcriptional O +activation O +of O +p21 B-GENE +mediated O +by O +a O +GC O +- O +rich O +region O +in O +p21 B-GENE +promoter I-GENE +- O +83 O +- O +54 O +bp O +relative O +to O +the O +transcription O +initiation O +site O +containing O +binding O +sites O +for O +Sp1 B-GENE +- I-GENE +family I-GENE +transcription I-GENE +factors I-GENE +. O + +The O +RET B-GENE +/ O +PTC3 B-GENE +rearrangement O +is O +formed O +by O +fusion O +of O +the O +ELE1 B-GENE +and O +RET B-GENE +genes I-GENE +, O +and O +is O +highly O +prevalent O +in O +radiation O +- O +induced O +post O +- O +Chernobyl O +papillary O +thyroid O +carcinomas O +. O + +Apoptosis O +of O +small O +cells O +is O +still O +observed O +after O +co O +- O +transfection O +of O +JBD B-GENE +and O +LMP1 B-GENE +but O +in O +addition O +a O +few O +apoptotic O +HD O +- O +MyZ O +cells O +with O +large O +fused O +nuclear O +masses O +are O +identified O +suggesting O +that O +specific O +inhibition O +of O +JNK B-GENE +leads O +also O +to O +apoptosis O +of O +LMP1 B-GENE +induced O +RS O +cells O +. O + +In O +addition O +to O +the O +bZIP B-GENE +protein I-GENE +Opaque2 I-GENE +( O +O2 B-GENE +) O +, O +there O +are O +other O +maize O +endosperm O +nuclear O +proteins O +that O +recognize O +the O +O2 B-GENE +box I-GENE +in O +22 O +kDa O +zein B-GENE +gene O +promoters O +. O + +The O +mEmBP B-GENE +- I-GENE +1 I-GENE +protein I-GENE +can O +activate O +transcription O +from O +a O +truncated O +promoter O +containing O +a O +pentamer O +of O +the O +O2 B-GENE +site I-GENE +in O +yeast O +cells O +; O +however O +, O +it O +inhibited O +regulated O +transcription O +of O +a O +22 B-GENE +kDa I-GENE +zein I-GENE +promoter I-GENE +in O +a O +transient O +expression O +assay O +using O +cultured O +maize O +endosperm O +cells O +. O + +GHB O +, O +2 O +CB O +, O +HMB O +, O +are O +some O +of O +these O +recent O +substances O +. O + +There O +were O +15 O +deaths O +, O +seven O +of O +which O +were O +felt O +to O +be O +avoidable O +. O + +With O +this O +GH B-GENE +and O +estrogen O +treatment O +regimen O +, O +most O +girls O +with O +TS O +can O +grow O +and O +develop O +much O +more O +in O +conformity O +with O +their O +healthy O +peers O +. O + +We O +propose O +that O +the O +reduced O +responsiveness O +of O +CYP3A2 B-GENE +is O +the O +result O +of O +preferential O +binding O +of O +COUP B-GENE +- I-GENE +TF I-GENE +at O +the O +CYP3A2 B-GENE +DexRE I-GENE +- I-GENE +1 I-GENE +site I-GENE +. O + +Higher O +CYP3A23 B-GENE +basal O +activity O +appears O +to O +be O +due O +to O +an O +E O +- O +box O +in O +3A23SiteA B-GENE +that O +interacts O +with O +USF1 B-GENE +, O +a O +ubiquitous O +bHLH B-GENE +/ I-GENE +leucine I-GENE +zipper I-GENE +transcription I-GENE +factor I-GENE +. O + +The O +first O +one O +is O +a O +TPA O +- O +responsive O +element O +that O +controls O +the O +base O +- O +line O +ST3 B-GENE +promoter I-GENE +activity O +but O +is O +not O +required O +for O +its O +activation O +. O + +To O +understand O +the O +basis O +for O +the O +increased O +cell O +surface O +stability O +compared O +with O +wild O +- O +type O +peptide O +and O +to O +understand O +the O +differences O +in O +T O +cell O +recognition O +between O +I1Y B-GENE +and O +I1F B-GENE +, O +we O +determined O +the O +x O +- O +ray O +crystal O +structures O +of O +the O +two O +class B-GENE +I I-GENE +MHC I-GENE +- I-GENE +peptide I-GENE +complexes I-GENE +. O + +Redistribution O +of O +mannosidase B-GENE +I I-GENE +was O +also O +observed O +in O +cells O +incubated O +at O +15 O +degrees O +C O +. O + +In O +addition O +, O +using O +biochemical O +activity O +assays O +for O +Rho B-GENE +- O +like O +GTPases B-GENE +, O +we O +show O +that O +the O +expression O +of O +beta1A B-GENE +, O +beta1D B-GENE +, O +or O +IL2R B-GENE +- O +beta1A B-GENE +in O +GE11 O +or O +GD25 O +cells O +triggers O +activation O +of O +both O +RhoA B-GENE +and O +Rac1 B-GENE +, O +but O +not O +of O +Cdc42 B-GENE +. O + +In O +conclusion O +, O +our O +data O +do O +not O +support O +a O +role O +for O +IVIg B-GENE +in O +the O +remyelination O +of O +stable O +multiple O +sclerosis O +lesions O +as O +measured O +by O +central O +conduction O +time O +. O + +The O +rhabdomyosarcoma O +R1H O +growing O +on O +the O +right O +flank O +of O +male O +WAG O +/ O +Rij O +rats O +was O +clamped O +for O +2 O +or O +4 O +h O +at O +20 O +degrees O +C O +or O +37 O +degrees O +C O +. O + +Relative O +to O +coherent O +control O +words O +( O +e O +. O +g O +. O +, O +quick O +) O +, O +these O +discourse O +- O +dependent O +semantic O +anomalies O +elicited O +a O +large O +N400 O +effect O +that O +began O +at O +about O +200 O +to O +250 O +msec O +after O +word O +onset O +. O + +These O +synergistic O +effects O +were O +strongly O +Jem B-GENE +- I-GENE +1 I-GENE +dose O +- O +dependent O +. O + +Like O +the O +Tob B-GENE +protein I-GENE +, O +Tob2 B-GENE +inhibited O +cell O +cycle O +progression O +from O +the O +G0 O +/ O +G1 O +to O +S O +phases O +. O + +The O +coordinate O +increase O +in O +cyclin B-GENE +D1 I-GENE +and O +p21 B-GENE +had O +the O +effect O +of O +decreasing O +the O +specific O +but O +not O +absolute O +activity O +of O +cyclin B-GENE +D1 I-GENE +/ O +cdk4 B-GENE +. O +p53 B-GENE +was O +not O +involved O +since O +CSF B-GENE +- I-GENE +1 I-GENE +induction O +of O +p21 B-GENE +was O +unaffected O +by O +dominant B-GENE +- I-GENE +negative I-GENE +p53 I-GENE +expression O +. O + +In O +addition O +, O +SLK B-GENE +displays O +high O +homology O +to O +microtubule B-GENE +and I-GENE +nuclear I-GENE +associated I-GENE +protein I-GENE +( O +M B-GENE +- I-GENE +NAP I-GENE +) O +and O +AT1 B-GENE +- I-GENE +46 I-GENE +, O +both O +of O +unknown O +function O +. O + +In O +this O +study O +26 O +patients O +( O +20 O +females O +and O +6 O +males O +) O +were O +evaluated O +. O + +The O +signalling O +molecules O +Wnt1 B-GENE +and O +Sonic B-GENE +hedgehog I-GENE +, O +implicated O +in O +the O +activation O +of O +Myf5 B-GENE +in O +myogenic O +progenitor O +cells O +in O +the O +somite O +, O +are O +also O +produced O +in O +the O +viscinity O +of O +the O +Myf5 B-GENE +expression I-GENE +domain I-GENE +in O +the O +mesencephalon O +. O + +STUDY O +DESIGN O +AND O +METHODS O +: O +A O +study O +was O +initiated O +to O +compare O +the O +collection O +of O +PBPCs O +with O +the O +new O +device O +, O +the O +AutoPBSC O +( O +version O +[ O +V O +] O +6 O +. O +0 O +with O +AutoPBSC O +tubing O +set O +) O +, O +and O +that O +with O +the O +MNC O +( O +mononuclear O +cell O +) O +procedure O +( O +V4 O +. O +7 O +with O +white O +cell O +tubing O +set O +) O +, O +for O +patients O +and O +healthy O +donors O +. O + +Albumin B-GENE +dialysis O +: O +effective O +removal O +of O +copper O +in O +a O +patient O +with O +fulminant O +Wilson O +disease O +and O +successful O +bridging O +to O +liver O +transplantation O +: O +a O +new O +possibility O +for O +the O +elimination O +of O +protein O +- O +bound O +toxins O +. O + +Some O +artificial O +promoter O +constructs O +containing O +multiple O +Sp1 B-GENE +sites I-GENE +were O +highly O +responsive O +to O +ethanol O +, O +but O +others O +were O +not O +, O +suggesting O +that O +the O +organization O +of O +the O +proximal O +promoter O +region O +was O +an O +additional O +factor O +that O +affected O +the O +ethanol O +response O +. O + +Overexpression O +of O +CDP B-GENE +/ O +cut B-GENE +in O +ROS O +17 O +/ O +2 O +. O +8 O +osteosarcoma O +cells O +results O +in O +repression O +of O +OC B-GENE +promoter I-GENE +activity O +; O +this O +repression O +is O +abrogated O +by O +mutating O +OC B-GENE +box I-GENE +I I-GENE +. O + +Injection O +of O +double O +- O +stranded O +RNA O +into O +C O +. O +elegans O +results O +in O +embryonic O +lethality O +; O +thus O +, O +the O +SF1 B-GENE +gene I-GENE +is O +essential O +not O +only O +in O +yeast O +but O +also O +in O +at O +least O +one O +metazoan O +. O + +Both O +domains O +were O +required O +for O +specific O +DNA O +binding O +to O +the O +beta B-GENE +- I-GENE +retinoic I-GENE +acid I-GENE +receptor I-GENE +element I-GENE +, O +producing O +a O +DNase B-GENE +I I-GENE +footprint O +covering O +predominantly O +one O +strand O +. O + +Snail B-GENE +family I-GENE +proteins I-GENE +are O +zinc O +finger O +transcriptional O +regulators O +first O +identified O +in O +Drosophila O +which O +play O +critical O +roles O +in O +cell O +fate O +determination O +. O + +Consistent O +with O +this O +finding O +, O +beta B-GENE +- I-GENE +catenin I-GENE +interacted O +directly O +with O +the O +RA B-GENE +receptor I-GENE +( O +RAR B-GENE +) O +in O +a O +retinoid O +- O +dependent O +manner O +, O +but O +not O +with O +the O +retinoid B-GENE +X I-GENE +receptor I-GENE +( O +RXR B-GENE +) O +, O +and O +RAR B-GENE +competed O +with O +TCF B-GENE +for O +beta B-GENE +- I-GENE +catenin I-GENE +binding O +. O + +Thrombolysis O +was O +followed O +by O +a O +similar O +increase O +of O +platelet O +activity O +with O +maximal O +values O +reached O +at O +the O +3rd O +hour O +in O +both O +groups O +( O +196 O ++ O +/ O +- O +43 O +IU O +/ O +ml O +in O +Group O +1 O +and O +192 O ++ O +/ O +- O +39 O +in O +Group O +2 O +: O +p O +& O +lt O +; O +001versus O +baseline O +and O +p O +NS O +between O +the O +groups O +) O +. O + +Similar O +to O +Hp140 B-GENE +, O +isolated O +Hp55 B-GENE +binds O +DNA O +with O +moderate O +strength O +and O +was O +a O +specificity O +for O +double O +- O +stranded O +primer O +- O +template O +DNA O +. O + +Finally O +, O +three O +new O +missense O +mutations O +, O +E138V O +, O +R254G O +, O +and O +P362R O +, O +were O +identified O +in O +the O +human B-GENE +AC I-GENE +gene I-GENE +from O +FD O +patients O +. O + +These O +data O +indicate O +that O +the O +interaction O +of O +eIF4A B-GENE +with O +the O +middle O +region O +of O +eIF4GI B-GENE +is O +necessary O +for O +translation O +, O +whereas O +the O +interaction O +of O +eIF4A B-GENE +with O +the O +C O +- O +terminal O +region O +plays O +a O +modulatory O +role O +. O + +The O +DAP5 B-GENE +/ O +p86 B-GENE +apoptotic O +form O +was O +more O +potent O +than O +DAP5 B-GENE +/ O +p97 B-GENE +in O +these O +functional O +assays O +. O + +12 O +: O +2684 O +- O +2697 O +, O +1998 O +) O +: O +a O +key O +step O +of O +this O +model O +is O +the O +activation O +of O +the O +MAPK B-GENE +Fus3p I-GENE +through O +the O +G B-GENE +( I-GENE +betagamma I-GENE +) I-GENE +- O +dependent O +relocalization O +of O +the O +Ste5p B-GENE +- O +MAPK B-GENE +cascade O +to O +the O +plasma O +membrane O +. O + +Consistent O +with O +this O +finding O +, O +wild B-GENE +- I-GENE +type I-GENE +SAGA I-GENE +inhibits O +TBP B-GENE +binding O +to O +the O +HIS3 B-GENE +promoter I-GENE +in O +vitro O +, O +while O +SAGA B-GENE +lacking O +Spt3 B-GENE +or O +Spt8 B-GENE +is O +not O +inhibitory O +. O + +Saccharomyces O +cerevisiae O +contains O +a O +genetically O +and O +biochemically O +proven O +CAK B-GENE +gene I-GENE +, O +CAK1 B-GENE +, O +that O +encodes O +a O +monomeric O +44 B-GENE +- I-GENE +kDa I-GENE +Cak1p I-GENE +protein I-GENE +unrelated O +to O +Cdk7 B-GENE +. O + +Northern O +blot O +and O +reverse O +transcription O +- O +PCR O +analyses O +of O +human O +mRNA O +samples O +demonstrate O +that O +RNR B-GENE +is O +expressed O +exclusively O +in O +the O +retina O +, O +with O +transcripts O +of O +approximately O +7 O +. O +5 O +kb O +, O +approximately O +3 O +. O +0 O +kb O +, O +and O +approximately O +2 O +. O +3 O +kb O +by O +Northern O +blot O +analysis O +. O + +Particularly O +striking O +was O +the O +conservation O +of O +an O +AP B-GENE +- I-GENE +4 I-GENE +binding I-GENE +site I-GENE +within O +100 O +nucleotides O +upstream O +of O +the O +transcription O +initiation O +site O +in O +both O +Aal B-GENE +- O +rpL34 B-GENE +and O +Aal B-GENE +- O +rpL8 B-GENE +genes O +. O + +CONCLUSIONS O +: O +Serum O +levels O +of O +S B-GENE +- I-GENE +100beta I-GENE +are O +reliable O +markers O +for O +adverse O +neurologic O +outcomes O +after O +cardiac O +surgery O +. O + +All O +problems O +were O +associated O +with O +fractured O +or O +lost O +screws O +. O + +The O +accumulated O +products O +of O +ancient O +duplication O +events O +can O +be O +readily O +observed O +among O +the O +genes O +encoding O +voltage O +- O +dependent O +Ca O +( O +2 O ++ O +) O +ion O +channels O +. O + +The O +VirR B-GENE +response I-GENE +regulator I-GENE +from O +Clostridium O +perfringens O +binds O +independently O +to O +two O +imperfect O +direct O +repeats O +located O +upstream O +of O +the O +pfoA B-GENE +promoter I-GENE +. O + +Cloning O +and O +sequencing O +of O +the O +upstream O +region O +of O +pepX B-GENE +revealed O +the O +presence O +of O +two O +ORFs O +of O +360 O +and O +1 O +, O +338 O +bp O +that O +were O +shown O +to O +be O +able O +to O +encode O +proteins O +with O +high O +homology O +to O +GlnR B-GENE +and O +GlnA B-GENE +proteins I-GENE +, O +respectively O +. O + +Objective O +: O +To O +evaluate O +endometrial O +thickness O +and O +the O +incidence O +of O +uterine O +bleeding O +in O +postmenopausal O +women O +using O +either O +tibolone O +2 O +. O +5 O +mg O +or O +continuous O +combined O +2 O +mg O +estradiol O +and O +1 O +mg O +norethisterone O +acetate O +( O +E O ++ O +NETA O +) O +daily O +as O +hormone O +replacement O +therapy O +. O + +Histological O +analysis O +showed O +that O +the O +neuronal O +loss O +in O +the O +DHED O +- O +treated O +group O +was O +notably O +reduced O +in O +the O +hippocampal O +area O +( O +CA1 O +) O +of O +ischemic O +rats O +and O +in O +the O +dentate O +gyrus O +and O +hippocampal O +area O +( O +CA1 O +and O +CA3 O +) O +of O +EC O +- O +lesioned O +rats O +compared O +with O +the O +nontreated O +group O +. O + +The O +extents O +of O +phosphorylation O +of O +Ser44 O +and O +Ser64 O +were O +1 O +: O +1 O +, O +whereas O +those O +of O +the O +four O +minor O +sites O +all O +together O +were O +< O +30 O +% O +of O +the O +major O +one O +. O + +Serum O +HBV O +- O +DNA O +, O +viral O +serology O +, O +and O +liver O +enzymes O +were O +measured O +sequentially O +; O +liver O +histology O +was O +taken O +before O +and O +during O +treatment O +in O +12 O +patients O +. O + +Chem O +. O + +Maximum O +induction O +of O +AP B-GENE +- I-GENE +1 I-GENE +was O +reached O +at O +a O +concentration O +of O +250 O +nmol O +/ O +L O +of O +CalC O +. O + +Rams O +were O +weighed O +and O +testis O +size O +was O +estimated O +by O +orchimetry O +at O +each O +time O +period O +. O + +Animal O +studies O +showed O +that O +beam O +equalization O +significantly O +improved O +fluoroscopic O +and O +angiographic O +image O +quality O +. O + +Role O +of O +estrogen B-GENE +receptor I-GENE +ligand O +and O +estrogen O +response O +element O +sequence O +on O +interaction O +with O +chicken B-GENE +ovalbumin I-GENE +upstream I-GENE +promoter I-GENE +transcription I-GENE +factor I-GENE +( O +COUP B-GENE +- I-GENE +TF I-GENE +) O +. O + +CONCLUSION O +: O +In O +Cdks B-GENE +functioning O +throughout O +the O +cell O +cycle O +, O +tyrosine O +phosphorylation O +is O +inhibitory O +to O +the O +activation O +of O +kinase O +, O +whereas O +the O +phosphorylation O +of O +threonine O +in O +the O +T O +- O +loop O +is O +essential O +for O +activation O +. O + +We O +also O +report O +that O +AHR B-GENE +interacts O +with O +COUP B-GENE +- I-GENE +TF I-GENE +in O +transfected O +CV O +- O +1 O +cells O +. O + +AB004534 B-GENE +. O + +The O +prevalence O +of O +hepatitis O +C O +virus O +( O +HCV O +) O +infection O +is O +relatively O +low O +in O +childhood O +, O +with O +anti B-GENE +- I-GENE +HCV I-GENE +prevalence O +rates O +of O +0 O +. O +1 O +- O +0 O +. O +4 O +% O +in O +the O +Western O +world O +. O + +Clear O +and O +evidenced O +- O +based O +information O +should O +be O +provided O +to O +patients O +as O +to O +the O +means O +of O +prevention O +with O +special O +attention O +to O +individual O +risk O +groups O +such O +as O +IV O +drug O +abusers O +. O + +During O +latency O +, O +more O +than O +1 O +% O +of O +neurons O +in O +ganglia O +that O +innervate O +the O +footpad O +expressed O +beta B-GENE +- I-GENE +galactosidase I-GENE +, O +with O +the O +number O +of O +positive O +cells O +remaining O +constant O +for O +at O +least O +5 O +months O +. O + +As O +an O +alternative O +approach O +to O +this O +question O +, O +we O +have O +studied O +the O +effects O +of O +ectopically O +expressed O +SHIP B-GENE +, O +SHP B-GENE +- I-GENE +1 I-GENE +, O +or O +SHP B-GENE +- I-GENE +2 I-GENE +SH2 O +- O +containing O +decoy O +proteins O +on O +Fc B-GENE +gamma I-GENE +RIIB1 I-GENE +signaling O +. O + +Compared O +to O +those O +with O +normal O +renal O +functions O +, O +these O +patients O +were O +older O +( O +P O +< O +or O += O +0 O +. O +01 O +) O +, O +had O +significantly O +elevated O +blood O +pressures O +( O +P O +< O +0 O +. O +01 O +or O +P O += O +0 O +. O +0001 O +) O +, O +and O +in O +the O +case O +of O +Type O +1 O +DM O +, O +with O +a O +higher O +body O +mass O +index O +( O +P O += O +0 O +. O +0001 O +) O +and O +waist O +- O +hip O +ratio O +( O +P O +< O +0 O +. O +01 O +) O +. O + +In O +all O +tissues O +examined O +only O +transcripts O +positive O +for O +insert O +3 O +, O +an O +18 O +bp O +insertion O +in O +repeat O +21 O +, O +were O +amplified O +, O +even O +under O +conditions O +in O +which O +a O +30 O +% O +level O +of O +insert O +3 O +negative O +transcript O +could O +be O +easily O +detected O +in O +artificially O +prepared O +control O +samples O +. O + +These O +results O +show O +that O +the O +CAAT O +- O +region O +is O +involved O +in O +upregulating O +the O +MDR1 B-GENE +promoter I-GENE +in O +HL60 O +/ O +VCR O +cells O +. O + +Both O +receptors O +utilize O +protein B-GENE +tyrosine I-GENE +kinases I-GENE +( O +PTKs B-GENE +) O +for O +the O +phosphorylation O +of O +various O +signaling O +molecules O +, O +a O +process O +that O +is O +critical O +for O +the O +function O +of O +both O +receptors O +. O + +The O +synergistic O +effect O +due O +to O +the O +5 O +' O +- O +3 O +' O +cooperation O +was O +at O +least O +fourfold O +greater O +than O +the O +sum O +of O +the O +contributions O +of O +the O +individual O +UTRs O +. O + +We O +demonstrate O +that O +both O +R B-GENE +and O +Z B-GENE +activate O +the O +cellular O +stress O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +( I-GENE +MAP I-GENE +) I-GENE +kinases I-GENE +, O +p38 B-GENE +and O +JNK B-GENE +, O +resulting O +in O +phosphorylation O +( O +and O +activation O +) O +of O +the O +cellular B-GENE +transcription I-GENE +factor I-GENE +ATF2 I-GENE +. O + +Anatomy O +of O +the O +uterine O +artery O +. O + +However O +, O +activation O +of O +the O +cAMP O +pathway O +, O +which O +is O +known O +to O +regulate O +inhibin B-GENE +alpha I-GENE +expression O +, O +greatly O +enhanced O +the O +actions O +of O +SF B-GENE +- I-GENE +1 I-GENE +. O + +Deletion O +and O +site O +- O +directed O +mutagenesis O +localized O +a O +novel O +SF B-GENE +- I-GENE +1 I-GENE +regulatory I-GENE +element I-GENE +( O +TCA O +GGGCCA O +; O +- O +137 O +to O +- O +129 O +) O +adjacent O +to O +a O +variant O +cAMP O +- O +response O +element O +( O +CRE O +; O +- O +120 O +to O +- O +114 O +) O +. O + +Synthetic O +ligands O +have O +been O +identified O +that O +reset O +and O +amplify O +the O +cycle O +of O +pulsatile O +GH B-GENE +secretion O +by O +interacting O +with O +the O +orphan B-GENE +GH I-GENE +- I-GENE +secretagogue I-GENE +receptor I-GENE +( O +GHS B-GENE +- I-GENE +R I-GENE +) O +. O + +The O +collection O +of O +mutants O +displaying O +TGN O +sorting O +defects O +includes O +members O +with O +mutations O +in O +previously O +identified O +vacuolar B-GENE +protein I-GENE +sorting I-GENE +genes I-GENE +( O +VPS B-GENE +) O +, O +including O +the O +dynamin B-GENE +family O +member O +VPS1 B-GENE +. O + +Also O +in O +the O +spectrum O +of O +mutants O +with O +TGN O +sorting O +defects O +are O +isolates O +with O +mutations O +in O +the O +following O +: O +RIC1 B-GENE +, O +encoding O +a O +product O +originally O +proposed O +to O +participate O +in O +ribosome O +biogenesis O +; O +LUV1 B-GENE +, O +encoding O +a O +product O +potentially O +involved O +in O +vacuole O +and O +microtubule O +organization O +; O +and O +INP53 B-GENE +, O +encoding O +a O +synaptojanin B-GENE +- I-GENE +like I-GENE +inositol I-GENE +polyphosphate I-GENE +5 I-GENE +- I-GENE +phosphatase I-GENE +. O + +The O +single O +strandedness O +is O +manifested O +as O +a O +terminal O +extension O +of O +the O +G O +- O +rich O +strand O +( O +G O +tails O +) O +that O +can O +occur O +independently O +of O +telomerase B-GENE +, O +suggesting O +that O +cdc17 B-GENE +/ O +pol1 B-GENE +mutants O +exhibit O +defects O +in O +telomeric O +lagging O +- O +strand O +synthesis O +. O + +In O +addition O +, O +CaMig1 B-GENE +formed O +specific O +complexes O +with O +the O +URS1 O +region O +of O +the O +S B-GENE +. I-GENE +cerevisiae I-GENE +FBP1 I-GENE +gene I-GENE +. O + +Furthermore O +, O +the O +wide O +distribution O +of O +the O +GFP B-GENE +- O +POLO B-GENE +protein O +to O +all O +compartments O +of O +the O +mitotic O +apparatus O +provides O +a O +valuable O +tool O +for O +future O +studies O +on O +cell O +cycle O +during O +development O +. O + +An O +ASIC O +- O +chip O +for O +stereoscopic O +depth O +analysis O +in O +video O +- O +real O +- O +time O +based O +on O +visual O +cortical O +cell O +behavior O +. O + +However O +, O +calphostin O +C O +, O +a O +specific O +inhibitor O +of O +PKC B-GENE +, O +abolished O +the O +TPA O +- O +induced O +increase O +in O +CFI B-GENE +mRNA I-GENE +levels O +. O + +Preimmune B-GENE +IgG I-GENE +, O +anti B-GENE +- I-GENE +GalT I-GENE +Fab I-GENE +fragments I-GENE +, O +irrelevant O +polymers O +and O +monomeric O +N O +- O +acetylglucosamine O +had O +no O +effect O +. O + +Downstream O +of O +the O +G O +- O +A O +anastomosis O +, O +the O +RD O +, O +CC O +, O +E O +( O +p O +) O +and O +loop O +areas O +were O +significantly O +different O +from O +REF O +, O +but O +significantly O +different O +from O +A O +- O +A O +. O + +Induced O +expression O +of O +c B-GENE +- I-GENE +myc I-GENE +is O +likely O +to O +contribute O +to O +the O +proliferation O +of O +Stat1 B-GENE +- O +null O +cells O +in O +response O +to O +IFNs B-GENE +. O + +Eastern O +Cooperative O +Oncology O +Group O +trial O +E3186 O +was O +initiated O +to O +explore O +this O +question O +. O + +We O +determined O +how O +DNA O +repair O +is O +affected O +by O +TFA1 B-GENE +conditional O +mutations O +. O + +These O +articles O +both O +report O +the O +results O +of O +multi O +- O +institutional O +, O +randomized O +, O +phase O +3 O +trials O +for O +the O +treatment O +of O +patients O +with O +localized O +( O +T1 O +- O +3 O +N0 O +- O +1 O +M0 O +) O +esophageal O +squamous O +cell O +carcinoma O +( O +SCC O +) O +or O +esophageal O +adenocarcinoma O +. O + +Studies O +of O +MPO B-GENE +gene I-GENE +regulation O +can O +help O +to O +elucidate O +the O +mechanism O +of O +normal O +and O +abnormal O +myeloid O +differentiation O +. O + +NDRF B-GENE +/ O +NeuroD2 B-GENE +was O +co O +- O +precipitated O +with O +PKN B-GENE +from O +the O +lysate O +of O +COS O +- O +7 O +cells O +transfected O +with O +both O +expression O +constructs O +for O +NDRF B-GENE +/ O +NeuroD2 B-GENE +and O +PKN B-GENE +. O + +Transient O +transfection O +assays O +using O +P19 O +cells O +revealed O +that O +expression O +of O +NDRF B-GENE +/ O +NeuroD2 B-GENE +increased O +the O +transactivation O +of O +the O +rat B-GENE +insulin I-GENE +promoter I-GENE +element I-GENE +3 I-GENE +( O +RIPE3 B-GENE +) O +enhancer O +up O +to O +approximately O +12 O +- O +fold O +and O +that O +co O +- O +expression O +of O +catalytically O +active O +form O +of O +PKN B-GENE +, O +but O +not O +kinase O +- O +deficient O +derivative O +, O +resulted O +in O +a O +further O +threefold O +increase O +of O +NDRF B-GENE +/ O +NeuroD2 B-GENE +- O +mediated O +transcription O +. O + +Two O +Pax2 B-GENE +/ I-GENE +5 I-GENE +/ I-GENE +8 I-GENE +- I-GENE +binding I-GENE +sites I-GENE +in O +Engrailed2 B-GENE +are O +required O +for O +proper O +initiation O +of O +endogenous O +mid O +- O +hindbrain O +expression O +. O + +AF154055 B-GENE +. O + +Alignment O +of O +the O +cervical O +spine O +, O +vertebral O +abnormalities O +, O +and O +disc O +changes O +also O +were O +evaluated O +. O + +The O +concomitant O +interaction O +of O +mSTI1 B-GENE +with O +hsp70 B-GENE +and O +hsp90 B-GENE +at O +its O +N O +- O +and O +C O +- O +termini O +respectively O +is O +mediated O +by O +the O +tetratricopeptide O +repeat O +( O +TPR O +) O +motifs O +in O +these O +regions O +. O + +Competition O +experiments O +demonstrate O +a O +negative O +allosteric O +relationship O +between O +these O +RGD O +recognition O +sites O +. O + +Sequence O +analysis O +showed O +that O +the O +5 O +' O +- O +flanking O +region O +upstream O +to O +the O +ATG O +codon O +did O +not O +contain O +a O +conventional O +TATA O +box O +. O + +After O +i O +. O +v O +. O +administration O +of O +500 O +mg O +acetazolamide O +and O +disinfection O +of O +the O +conjunctiva O +, O +50 O +micrograms O +rt B-GENE +- I-GENE +PA I-GENE +in O +0 O +. O +1 O +ml O +( O +BSS O +) O +and O +0 O +. O +5 O +ml O +SF6 O +were O +injected O +intravitreally O +. O + +Differential O +expression O +and O +regulation O +by O +20 O +- O +hydroxyecdysone O +of O +mosquito O +ultraspiracle O +isoforms O +. O + +The O +three O +isoforms O +purified O +with O +anti B-GENE +- I-GENE +FLAG I-GENE +antibody I-GENE +affinity O +column O +transferred O +sulfate O +to O +heparan O +sulfate O +and O +heparin O +but O +not O +to O +other O +glycosaminoglycans O +. O + +The O +differentiation O +and O +maintenance O +of O +a O +neurotransmitter O +phenotype O +is O +guided O +by O +the O +interaction O +of O +exogenous O +cues O +with O +intrinsic O +genetic O +machinery O +. O + +Analysis O +of O +functional O +domains O +of O +Arix B-GENE +reveals O +an O +N O +- O +terminal O +activation O +domain O +and O +a O +C O +- O +terminal O +repression O +domain O +. O + +BACKGROUND O +: O +Left O +ventricular O +hypertrophy O +is O +a O +heterogeneous O +disorder O +with O +distinct O +morphologies O +. O + +Multivariate O +predictors O +were O +concentric O +remodeling O +( O +P O +< O +0 O +. O +0001 O +; O +odds O +ratio O +, O +13 O +. O +5 O +) O +, O +left O +ventricular O +ejection O +fraction O +> O +2 O +SD O +above O +normal O +( O +P O +< O +0 O +. O +0001 O +) O +, O +and O +single O +- O +vessel O +left O +circumflex O +disease O +( O +P O +< O +0 O +. O +0007 O +; O +odds O +ratio O +, O +7 O +. O +6 O +) O +. O + +Overexpression O +of O +ICBP90 B-GENE +in O +COS O +- O +1 O +- O +transfected O +cells O +induced O +an O +enhanced O +expression O +of O +endogenous B-GENE +topoisomerase I-GENE +IIalpha I-GENE +. O + +The O +RNA O +aptamer O +contains O +three O +stems O +separated O +by O +a O +pair O +of O +two O +- O +base O +bulges O +, O +and O +adopts O +an O +unanticipated O +fold O +in O +which O +both O +junctional O +sites O +are O +anchored O +through O +base O +triple O +formation O +. O + +The O +study O +suggests O +the O +presence O +of O +an O +anatomical O +sphincter O +at O +the O +RSJ O +which O +seems O +to O +regulate O +the O +passage O +of O +stools O +from O +the O +sigmoid O +colon O +to O +the O +rectum O +. O + +To O +quantify O +any O +mechanical O +inhibitory O +effect O +of O +nasal O +intermittent O +positive O +pressure O +ventilation O +( O +IPPV O +) O +on O +inspiratory O +activity O +of O +the O +diaphragm O +we O +ventilated O +five O +conscious O +relaxed O +subjects O +on O +two O +occasions O +at O +respiratory O +rates O +similar O +to O +quiet O +breathing O +( O +QB O +) O +and O +at O +three O +levels O +of O +applied O +pressure O +( O +Pappl O +) O +- O +- O +6 O +, O +9 O +and O +12 O +cmH2O O +, O +each O +during O +hypocapnia O +( O +P O +( O +CO2 O +) O +allowed O +to O +decrease O +) O +and O +eucapnia O +( O +CO2 O +added O +to O +inspired O +gas O +) O +. O + +METHODS O +: O +Von B-GENE +Willebrand I-GENE +factor I-GENE +( O +vWF B-GENE +) O +and O +the O +fibrinolytic O +factors O +tissue B-GENE +plasminogen I-GENE +activator I-GENE +( O +tPA B-GENE +) O +, O +measured O +as O +tPA B-GENE +capacity O +, O +and O +plasminogen B-GENE +activator I-GENE +inhibitor I-GENE +1 I-GENE +( O +PAI B-GENE +- I-GENE +1 I-GENE +) O +, O +platelets O +, O +fibrinogen B-GENE +, O +and O +inflammatory O +markers O +were O +measured O +in O +74 O +patients O +with O +active O +seropositive O +RA O +. O + +Neuronal O +signaling O +properties O +are O +largely O +determined O +by O +the O +quantity O +and O +combination O +of O +ion O +channels O +expressed O +. O + +Treatment O +also O +led O +to O +a O +significant O +dose O +dependent O +reduction O +in O +the O +sum O +of O +ST O +segment O +depression O +at O +both O +trough O +and O +peak O +concentrations O +. O + +We O +have O +investigated O +the O +contribution O +of O +specific O +TATA B-GENE +- I-GENE +binding I-GENE +protein I-GENE +( O +TBP B-GENE +) O +- O +TATA O +interactions O +to O +the O +promoter O +activity O +of O +a O +constitutively O +expressed O +silkworm B-GENE +tRNA I-GENE +( I-GENE +C I-GENE +) I-GENE +( I-GENE +Ala I-GENE +) I-GENE +gene I-GENE +and O +have O +also O +asked O +whether O +the O +lack O +of O +similar O +interactions O +accounts O +for O +the O +low O +promoter O +activity O +of O +a O +silk B-GENE +gland I-GENE +- I-GENE +specific I-GENE +tRNA I-GENE +( I-GENE +SG I-GENE +) I-GENE +( I-GENE +Ala I-GENE +) I-GENE +gene I-GENE +. O + +The O +sequences O +showed O +extensive O +homologies O +with O +squalene B-GENE +synthase I-GENE +genes I-GENE +and O +enzymes O +from O +a O +number O +of O +other O +organisms O +and O +extreme O +amino O +acid O +conservation O +within O +the O +binding O +and O +catalytic O +domains O +. O + +Two O +episodes O +of O +peritonitis O +occurred O +while O +the O +patient O +received O +CAPD O +( O +1 O +episode O +/ O +3 O +. O +5 O +patient O +- O +months O +) O +. O + +Copyright O +2000 O +The O +Royal O +College O +of O +Radiologists O +. O + +Two O +estrogen B-GENE +receptor I-GENE +( O +ER B-GENE +) O +isoforms O +with O +different O +estrogen O +dependencies O +are O +generated O +from O +the O +trout B-GENE +ER I-GENE +gene I-GENE +. O + +Induction O +was O +reversed O +by O +coexpression O +of O +A B-GENE +- I-GENE +Fos I-GENE +, O +a O +dominant O +negative O +to O +AP B-GENE +- I-GENE +1 I-GENE +. O + +In O +myometrial O +SMC O +, O +both O +isoforms O +of O +the O +progesterone B-GENE +receptor I-GENE +, O +PR B-GENE +- I-GENE +B I-GENE +and O +PR B-GENE +- I-GENE +A I-GENE +, O +caused O +a O +ligand O +- O +dependent O +activation O +of O +PGDH B-GENE +- I-GENE +2368 I-GENE +/ O +luc3 B-GENE +. O + +Element O +B O +( O +- O +249 O +/ O +- O +229 O +) O +shows O +more O +than O +80 O +% O +homology O +to O +a O +consensus B-GENE +c I-GENE +- I-GENE +myb I-GENE +element I-GENE +, O +but O +formed O +two O +specific O +complexes O +that O +differed O +from O +that O +of O +c B-GENE +- I-GENE +myb I-GENE +in O +the O +electrophoretic O +mobility O +shift O +assay O +. O + +Stable O +transfection O +of O +the O +truncated O +reduced B-GENE +folate I-GENE +carrier I-GENE +cDNA I-GENE +into O +mouse O +L1210 O +leukemia O +cells O +: O +increased O +folate O +accumulation O +, O +decreased O +their O +leucovorin O +and O +folic O +acid O +growth O +requirements O +, O +and O +increased O +their O +sensitivity O +to O +methotrexate O +. O + +Characterization O +of O +a O +human B-GENE +alternatively I-GENE +spliced I-GENE +truncated I-GENE +reduced I-GENE +folate I-GENE +carrier I-GENE +increasing O +folate O +accumulation O +in O +parental O +leukemia O +cells O +. O + +Electron O +microscopic O +and O +enzymatic O +analyses O +revealed O +that O +the O +A118 O +genome O +is O +a O +linear O +, O +circularly O +permuted O +, O +terminally O +redundant O +collection O +of O +double O +- O +stranded O +DNA O +molecules O +. O + +Moreover O +, O +increasing O +the O +dosage O +of O +wild B-GENE +- I-GENE +type I-GENE +Fus3 I-GENE +intensifies O +the O +inhibition O +of O +both O +Ty1 B-GENE +transposition O +and O +invasive O +growth O +. O + +Consistently O +, O +activation O +of O +c B-GENE +- I-GENE +Jun I-GENE +N I-GENE +- I-GENE +terminal I-GENE +kinase I-GENE +downstream O +of O +Rho B-GENE +family I-GENE +GTP I-GENE +- I-GENE +binding I-GENE +proteins I-GENE +was O +also O +enhanced O +when O +Dbl B-GENE +was O +tyrosine O +- O +phosphorylated O +. O + +However O +, O +its O +participation O +in O +collagen B-GENE +binding O +has O +not O +been O +shown O +. O + +Together O +, O +these O +data O +suggest O +that O +the O +carboxyl O +terminus O +of O +CFTR B-GENE +contains O +a O +tyrosine O +- O +based O +internalization O +signal O +that O +interacts O +with O +the O +endocytic O +adaptor O +complex O +AP B-GENE +- I-GENE +2 I-GENE +to O +facilitate O +efficient O +entry O +of O +CFTR B-GENE +into O +clathrin B-GENE +- O +coated O +vesicles O +. O + +The O +insulin B-GENE +therapy O +regimen O +did O +not O +affect O +the O +evolution O +of O +the O +patients O +and O +no O +significant O +relationship O +existed O +between O +the O +age O +at O +diagnosis O +, O +duration O +of O +diabetes O +, O +daily O +insulin B-GENE +dosage O +or O +metabolic O +control O +and O +height O +or O +BMI O +. O + +Scmh1 B-GENE +maps O +to O +4D1 O +- O +D2 O +. O +1 O +in O +mice O +. O + +The O +applicability O +of O +laparoscopic O +donor O +nephrectomy O +( O +LDN O +) O +has O +not O +been O +assessed O +in O +the O +obese O +donor O +. O + +Hyaluronan O +treatment O +stimulated O +collagen B-GENE +remodeling O +in O +the O +peripheral O +region O +and O +inhibited O +swelling O +of O +the O +meniscus O +repaired O +in O +the O +inner O +region O +. O + +We O +have O +addressed O +these O +issues O +by O +reconstituting O +and O +characterizing O +the O +KRAB B-GENE +: O +KAP B-GENE +- I-GENE +1 I-GENE +- O +RBCC B-GENE +interaction O +using O +purified O +components O +. O + +The O +RING O +finger O +, O +B2 O +box O +, O +and O +coiled O +- O +coil O +region O +are O +required O +for O +oligomerization O +of O +KAP B-GENE +- I-GENE +1 I-GENE +- O +RBCC B-GENE +and O +KRAB B-GENE +binding O +, O +as O +mutations O +in O +these O +domains O +concomitantly O +abolished O +these O +functions O +. O + +JPEG O +53 O +, O +resulting O +in O +a O +compression O +ratio O +of O +1 O +: O +21 O +, O +does O +not O +compromise O +the O +diagnostic O +performance O +in O +general O +. O + +We O +critically O +assess O +current O +systematic O +uncertainties O +and O +determine O +the O +primordial O +Li O +abundance O +within O +new O +, O +much O +tighter O +limits O +: O +& O +amp O +; O +parl0 O +; O +Li O +& O +amp O +; O +solm0 O +; O +H O +& O +amp O +; O +parr0 O +; O +p O += O +1 O +. O +23 O ++ O +0 O +. O +68 O +- O +0 O +. O +32x10 O +- O +10 O +. O + +Like O +their O +yeast O +counterpart O +, O +the O +mouse O +GCN2 B-GENE +isoforms O +contain O +HisRS B-GENE +- I-GENE +related I-GENE +sequences I-GENE +juxtaposed O +to O +the O +kinase O +catalytic O +domain O +. O + +Five O +women O +( O +15 O +. O +6 O +% O +) O +met O +criteria O +for O +PMS O +. O + +MBI O +and O +MMBI O +showed O +similar O +Cmax O +values O +, O +but O +the O +former O +disappeared O +slower O +in O +the O +serum O +than O +the O +latter O +and O +resulted O +in O +its O +larger O +AUC O +values O +. O + +Another O +long O +insertion O +in O +the O +cathepsin B-GENE +X I-GENE +amino I-GENE +acid I-GENE +sequence I-GENE +forms O +a O +beta O +- O +hairpin O +pointing O +away O +from O +the O +active O +site O +. O + +Transfection O +experiments O +demonstrated O +that O +the O +5 O +' O +- O +flanking O +region O +( O +- O +1894 O +to O ++ O +37 O +) O +of O +the O +mStaf B-GENE +gene I-GENE +drives O +transcription O +in O +mouse O +NMuMG O +cells O +and O +that O +a O +construct O +containing O +a O +fragment O +from O +- O +387 O +to O ++ O +37 O +showed O +the O +highest O +transcriptional O +activity O +. O + +Further O +studies O +in O +T O +- O +24 O +cells O +demonstrated O +that O +HA O +fragments O +also O +induced O +I B-GENE +kappa I-GENE +B I-GENE +alpha I-GENE +phosphorylation O +and O +degradation O +, O +kappa B-GENE +B I-GENE +- I-GENE +linked I-GENE +reporter I-GENE +gene I-GENE +expression O +, O +and O +ICAM B-GENE +- I-GENE +1 I-GENE +promoter I-GENE +activity O +in O +an O +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +- O +dependent O +manner O +. O + +Pretreatment O +of O +cells O +or O +mouse O +skin O +with O +antisense O +oligonucleotides O +of O +PKCzeta B-GENE +impaired O +UV O +- O +induced O +activation O +of O +AP B-GENE +- I-GENE +1 I-GENE +in O +JB6 O +cells O +as O +well O +as O +in O +AP B-GENE +- I-GENE +1 I-GENE +- O +luciferase B-GENE +transgenic O +mice O +. O + +The O +level O +of O +subclinical O +infection O +was O +75 O +% O +among O +seropositive O +dogs O +. O + +Desmethylferrochloroquine O +1a O +and O +didesmethylferrochloroquine O +2 O +would O +be O +more O +potent O +against O +schizontocides O +than O +CQ O +in O +vitro O +against O +two O +strains O +( O +HB3 O +and O +Dd2 O +) O +of O +Plasmodium O +falciparum O +. O + +The O +rrd1 B-GENE +, I-GENE +2delta I-GENE +mutant I-GENE +was O +partially O +rescued O +by O +inactivation O +of O +HOG1 B-GENE +or O +PBS2 B-GENE +, O +suggesting O +an O +interaction O +between O +the O +RRD B-GENE +genes I-GENE +and O +the O +Hog1p B-GENE +signal I-GENE +transduction I-GENE +pathway I-GENE +. O + +Members O +of O +the O +JAK B-GENE +/ O +Tyk B-GENE +family O +of O +tyrosine B-GENE +kinases I-GENE +mediate O +phosphorylation O +of O +STAT3 B-GENE +at O +Tyr705 O +during O +CNTF B-GENE +signaling O +; O +however O +, O +the O +kinase O +responsible O +for O +phosphorylation O +at O +STAT3 B-GENE +Tyr727 O +appears O +to O +depend O +on O +both O +the O +extracellular O +stimulus O +and O +the O +cellular O +context O +. O + +In O +vivo O +, O +CARbeta B-GENE +/ O +RXRalpha B-GENE +activated O +transcription O +from O +an O +HD B-GENE +- O +PPRE O +luciferase B-GENE +reporter I-GENE +construct I-GENE +. O + +Thus O +, O +SOX8 B-GENE +is O +a O +good O +candidate O +gene O +contributing O +to O +the O +mental O +retardation O +phenotype O +seen O +in O +ATR O +- O +16 O +patients O +. O + +Patch O +test O +results O +obtained O +with O +corticosteroid O +allergic O +patients O +tested O +with O +a O +large O +corticosteroid O +series O +validated O +the O +earlier O +classification O +of O +corticosteroid O +molecules O +in O +four O +groups O +of O +cross O +- O +reacting O +molecules O +: O +i O +. O +e O +. O +, O +group O +A O +( O +hydrocortisone O +type O +) O +, O +group O +B O +( O +acetonides O +) O +, O +group O +C O +( O +betamethasone O +type O +- O +non O +esterified O +) O +and O +group O +D O +( O +esters O +) O +. O + +An O +increase O +in O +the O +level O +of O +serum O +enzymes O +, O +such O +as O +aspartate B-GENE +transaminase I-GENE +, O +alkaline B-GENE +phosphatase I-GENE +, O +creatine B-GENE +phosphokinase I-GENE +, O +lactate B-GENE +dehydrogenase I-GENE +after O +D O +. O +russelli O +venom O +injection O +in O +albino O +rats O +is O +indicative O +of O +cell O +or O +tissue O +damage O +. O + +The O +partial O +farm O +budget O +highlighted O +the O +importance O +of O +reducing O +sub O +- O +clinical O +lesions O +in O +a O +feedlot O +. O + +Surprisingly O +, O +3 O +full B-GENE +- I-GENE +length I-GENE +murine I-GENE +survivin I-GENE +cDNA I-GENE +clones O +were O +isolated O +, O +predicting O +the O +existence O +of O +3 O +distinct O +survivin B-GENE +proteins I-GENE +. O + +Thus O +, O +the O +induction O +of O +E2F B-GENE +binding O +to O +the O +E2F B-GENE +- I-GENE +1 I-GENE +promoter I-GENE +by O +the O +E4 B-GENE +- I-GENE +6 I-GENE +/ I-GENE +7 I-GENE +protein I-GENE +observed O +in O +vitro O +correlates O +with O +transactivation O +of O +E2F B-GENE +- I-GENE +1 I-GENE +promoter I-GENE +activity O +in O +vivo O +. O + +We O +show O +that O +stabilization O +of O +the O +hairpin O +reduced O +the O +amount O +of O +tRNA O +primer O +that O +is O +annealed O +to O +the O +PBS O +. O + +Ischemia O +- O +induced O +biphasic O +arrhythmias O +were O +suppressed O +in O +both O +zatebradine O +and O +propranolol O +groups O +. O + +ZK7 B-GENE +and O +HZF16 B-GENE +genes I-GENE +appear O +to O +be O +the O +splice O +variants O +transcribed O +from O +the O +same O +gene O +. O + +CONCLUSION O +: O +Presence O +of O +APOE B-GENE +epsilon4 I-GENE +/ I-GENE +* I-GENE +seems O +to O +increase O +the O +risk O +for O +dementia O +and O +AD O +independently O +of O +its O +effect O +on O +dyslipidemia O +and O +atherogenesis O +. O + +No O +definite O +conclusions O +are O +possible O +because O +of O +the O +small O +number O +of O +patients O +involved O +in O +this O +phase O +II O +trial O +. O + +Two O +distinct O +Salmonella B-GENE +fimbrins I-GENE +, O +AgfA B-GENE +and O +SefA B-GENE +, O +comprising O +thin O +aggregative O +fimbriae O +SEF17 B-GENE +and O +SEF14 B-GENE +, O +respectively O +, O +were O +each O +genetically O +engineered O +to O +carry O +PT3 B-GENE +, O +an O +alpha O +- O +helical O +16 O +- O +amino O +acid O +Leishmania O +T O +- O +cell O +epitope O +derived O +from O +the O +metalloprotease B-GENE +gp63 B-GENE +. O + +In O +marked O +contrast O +to O +AgfA B-GENE +, O +none O +of O +the O +chimeric B-GENE +SefA I-GENE +proteins I-GENE +were O +expressed O +or O +assembled O +into O +fimbriae O +. O + +Productive O +growth O +of O +phage O +P22 O +in O +wild O +- O +type O +Salmonella O +typhimurium O +correlates O +with O +the O +presence O +of O +Abc2 B-GENE +, O +but O +is O +independent O +of O +the O +absolute O +level O +of O +ATP B-GENE +- I-GENE +dependent I-GENE +nuclease I-GENE +activity O +, O +suggesting O +a O +qualitative O +change O +in O +the O +nature O +of O +Abc2 B-GENE +- O +modified O +RecBCD B-GENE +nuclease I-GENE +activity O +relative O +to O +the O +native O +enzyme O +. O + +In O +this O +study O +, O +we O +investigated O +the O +molecular O +mechanisms O +underlying O +the O +inducible O +expression O +of O +the O +flt B-GENE +- I-GENE +1 I-GENE +gene I-GENE +during O +the O +activation O +of O +THP O +- O +1 O +cells O +. O + +There O +was O +a O +2 O +. O +4 O +- O +fold O +difference O +in O +CAT B-GENE +produced O +from O +these O +transcripts O +in O +HeLa O +cells O +, O +which O +contain O +a O +greater O +natural O +abundance O +of O +PTB B-GENE +. O + +Multiple O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +signaling O +pathways O +connect O +the O +cot B-GENE +oncoprotein I-GENE +to O +the O +c B-GENE +- I-GENE +jun I-GENE +promoter I-GENE +and O +to O +cellular O +transformation O +. O + +4 O +. O + +In O +the O +present O +study O +we O +have O +investigated O +the O +regulatory O +mechanism O +for O +CD95L B-GENE +expression O +. O + +Protein O +sequence O +analysis O +reveals O +that O +MAN1 B-GENE +shares O +a O +conserved O +globular O +domain O +of O +approximately O +40 O +amino O +acids O +, O +which O +we O +term O +the O +LEM B-GENE +module I-GENE +, O +with O +inner O +nuclear O +membrane O +proteins O +lamina B-GENE +- I-GENE +associated I-GENE +polypeptide I-GENE +2 I-GENE +and O +emerin B-GENE +. O + +The O +encoded O +amino O +acid O +sequences O +in O +the O +full O +- O +length O +bovine O +and O +porcine O +cDNAs O +were O +identical O +, O +consisting O +of O +209 O +amino O +acid O +residues O +, O +and O +were O +nearly O +the O +same O +as O +the O +published O +sequence O +determined O +by O +Edman O +degradation O +. 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O + +We O +have O +mapped O +the O +human B-GENE +STAG3 I-GENE +gene I-GENE +to O +the O +7q22 O +region O +of O +chromosome O +7 O +; O +six O +human B-GENE +STAG3 I-GENE +- I-GENE +related I-GENE +genes I-GENE +have O +also O +been O +mapped O +: O +two O +at O +7q22 O +near O +the O +functional O +gene O +, O +one O +at O +7q11 O +. O +22 O +, O +and O +three O +at O +7q11 O +. O +23 O +, O +two O +of O +them O +flanking O +the O +breakpoints O +commonly O +associated O +with O +the O +Williams B-GENE +- I-GENE +Beuren I-GENE +syndrome I-GENE +( I-GENE +WBS I-GENE +) I-GENE +deletion I-GENE +. O + +Reaction O +time O +( O +RT O +) O +and O +P300 O +were O +collected O +simultaneously O +. O + +In O +experiment O +2 O +the O +rats O +had O +free O +access O +to O +two O +bottles O +, O +one O +of O +which O +contained O +tap O +water O +, O +and O +the O +other O +contained O +either O +an O +ethanol O +( O +6 O +% O +) O +or O +a O +sucrose O +( O +5 O +% O +) O +solution O +. O + +Furthermore O +, O +Zelen O +' O +s O +method O +is O +used O +to O +balance O +the O +number O +of O +patients O +allocated O +to O +the O +two O +groups O +within O +each O +institution O +( O +M O +. O + +RESULTS O +: O +In O +this O +group O +of O +patients O +, O +male O +gender O +( O +P O += O +0 O +. O + +Selective O +visual O +attention O +involves O +dynamic O +interplay O +between O +attentional O +control O +systems O +and O +sensory O +brain O +structures O +. O + +The O +patient O +had O +developed O +left O +- O +sided O +low O +- O +frequency O +tremor O +and O +hemidystonia O +after O +a O +severe O +head O +trauma O +sustained O +at O +15 O +years O +of O +age O +. O + +However O +, O +the O +a1 O +isoform O +is O +expressed O +most O +heavily O +in O +brain O +and O +heart O +, O +a2 O +in O +liver O +and O +kidney O +, O +and O +a3 O +in O +liver O +, O +lung O +, O +heart O +, O +brain O +, O +spleen O +, O +and O +kidney O +. O + +During O +the O +cloning O +by O +reverse B-GENE +transcriptase I-GENE +- O +polymerase O +chain O +reaction O +of O +the O +human B-GENE +HIF I-GENE +- I-GENE +1alpha I-GENE +subunit I-GENE +, O +we O +isolated O +two O +cDNA O +clones O +which O +corresponded O +to O +alternative O +splicing O +of O +the O +HIF B-GENE +- I-GENE +1alpha I-GENE +gene I-GENE +. O + +To O +assess O +the O +relationship O +between O +G B-GENE +( I-GENE +q I-GENE +) I-GENE +/ O +G B-GENE +( I-GENE +11 I-GENE +) I-GENE +function O +with O +the O +phosphatidylinositol B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +dependent O +pathway O +, O +expression O +of O +a O +dominant O +- O +interfering O +p85 B-GENE +regulatory I-GENE +subunit I-GENE +, O +as O +well O +as O +wortmannin O +treatment O +inhibited O +insulin B-GENE +- O +stimulated O +but O +not O +G B-GENE +( I-GENE +q I-GENE +) I-GENE +/ I-GENE +Q209L I-GENE +- O +stimulated O +GLUT4 B-GENE +- O +EGFP B-GENE +translocation O +. O + +In O +endemic O +BL O +, O +the O +RB2 B-GENE +/ O +p130 B-GENE +gene O +is O +mutated O +in O +most O +of O +the O +cases O +, O +and O +the O +protein O +is O +restricted O +to O +the O +cytoplasm O +. O + +Together O +, O +these O +data O +identify O +ERK2 B-GENE +as O +a O +specific O +and O +direct O +target O +of O +HePTP B-GENE +and O +are O +consistent O +with O +a O +model O +in O +which O +HePTP B-GENE +negatively O +regulates O +ERK2 B-GENE +activity O +as O +part O +of O +a O +feedback O +mechanism O +. O + +Cross O +- O +reaction O +between O +a O +monoclonal O +antibody O +and O +two O +alpha B-GENE +beta I-GENE +T I-GENE +cell I-GENE +receptors I-GENE +. O + +Strontium O +nitrate O +mixed O +with O +glycolic O +acid O +, O +in O +comparison O +with O +glycolic O +acid O +alone O +, O +markedly O +( O +p O +< O +0 O +. O +01 O +) O +shortened O +the O +duration O +of O +the O +irritation O +sensation O +from O +24 O +. O +4 O ++ O +/ O +- O +4 O +. O +1 O +( O +mean O ++ O +/ O +- O +SEM O +) O +min O +to O +8 O +. O +9 O ++ O +/ O +- O +3 O +. O +7 O +( O +mean O ++ O +/ O +- O +SEM O +) O +min O +, O +and O +significantly O +( O +p O +< O +0 O +. O +05 O +) O +reduced O +the O +mean O +magnitude O +of O +the O +irritation O +sensation O +at O +all O +time O +points O +( O +overall O +) O +. O + +The O +pCMBS O +- O +reactive O +sulfhydryl O +groups O +were O +located O +exclusively O +in O +the O +exofacial O +half O +of O +the O +plasma O +membrane O +and O +, O +when O +presented O +in O +a O +helical O +model O +, O +lie O +along O +one O +side O +of O +the O +helices O +. O + +Analysis O +of O +1 O +Mb O +of O +published O +sequence O +from O +the O +region O +of O +conserved O +synteny O +on O +human O +chromosome O +5q31 O +- O +q33 O +identified O +45 O +gene O +candidates O +, O +including O +35 O +expressed O +genes O +in O +the O +human B-GENE +IL I-GENE +- I-GENE +4 I-GENE +cytokine I-GENE +gene I-GENE +cluster I-GENE +. O + +Human B-GENE +AP I-GENE +- I-GENE +2rep I-GENE +repressed O +both O +reporter O +expression O +from O +a O +transiently O +transfected O +AP B-GENE +- I-GENE +2alpha I-GENE +promoter I-GENE +and O +the O +endogenous O +AP B-GENE +- I-GENE +2alpha I-GENE +gene I-GENE +and O +inversely O +was O +negatively O +regulated O +by O +AP B-GENE +- I-GENE +2alpha I-GENE +. O + +In O +order O +to O +gain O +deeper O +insight O +into O +the O +role O +of O +the O +amino O +- O +terminal O +domain O +of O +the O +p24 B-GENE +( O +CA B-GENE +) O +protein O +during O +viral O +replication O +, O +eight O +highly O +conserved O +proline O +residues O +known O +to O +promote O +turns O +and O +to O +terminate O +alpha O +- O +helices O +within O +the O +p24 B-GENE +tertiary O +structure O +were O +replaced O +by O +a O +leucine O +residue O +( O +P O +- O +position O +- O +L O +) O +. O + +Clb B-GENE +/ O +Cdc28 B-GENE +kinases O +promote O +nuclear O +export O +of O +the O +replication B-GENE +initiator I-GENE +proteins I-GENE +Mcm2 I-GENE +- I-GENE +7 I-GENE +. O + +Cooperative O +roles O +of O +Bozozok B-GENE +/ O +Dharma B-GENE +and O +Nodal B-GENE +- I-GENE +related I-GENE +proteins I-GENE +in O +the O +formation O +of O +the O +dorsal O +organizer O +in O +zebrafish O +. O + +Thiopentone O +sodium O +administered O +at O +30 O +and O +10 O +min O +before O +or O +5 O +, O +10 O +and O +15 O +min O +after O +exposure O +to O +NOC O +- O +5 O +, O +but O +not O +thereafter O +, O +significantly O +attenuated O +NO O +- O +induced O +neurotoxicity O +compared O +with O +controls O +. O + +We O +also O +show O +that O +zygotically O +activated O +Xretpos O +transcripts O +are O +restricted O +to O +ventro O +- O +posterior O +specific O +regions O +and O +induced O +by O +UV O +- O +irradiation O +and O +BMP B-GENE +- I-GENE +4 I-GENE +overexpression O +in O +cycloheximide O +- O +dependent O +way O +. O +genesis O +26 O +: O +198 O +- O +207 O +, O +2000 O +. O + +In O +all O +other O +cases O +, O +vestibular O +neurectomy O +or O +chemical O +vestibular O +labyrinthectomy O +, O +by O +means O +of O +intratympanic O +low O +concentration O +gentamicin O +( O +20 O +mg O +/ O +mL O +) O +, O +are O +indicated O +. O + +However O +, O +when O +, O +where O +and O +how O +the O +DSPP B-GENE +is O +cleaved O +into O +DSP B-GENE +and O +DPP B-GENE +is O +not O +clear O +. O + +It O +has O +a O +grave O +prognosis O +with O +> O +70 O +% O +mortality O +in O +3 O +months O +, O +despite O +mechanical O +ventilation O +. O + +We O +found O +that O +TCR B-GENE +signaling O +induces O +AP B-GENE +- I-GENE +1 I-GENE +binding O +to O +this O +site O +and O +regulates O +the O +fasl B-GENE +promoter I-GENE +function O +in O +a O +fashion O +dependent O +on O +NF B-GENE +- I-GENE +kappaB I-GENE +binding O +. O + +Thus O +, O +patients O +with O +metastatic O +melanoma O +are O +not O +tolerant O +to O +gp100 B-GENE +Ag I-GENE +based O +on O +the O +detection O +of O +CD8 B-GENE ++ I-GENE +T O +cells O +specific O +for O +multiple O +HLA B-GENE +- I-GENE +A I-GENE +* I-GENE +0201 I-GENE +- O +restricted O +, O +gp100 B-GENE +- O +derived O +epitopes O +. O + +Following O +the O +observation O +that O +non O +- O +organ O +- O +specific O +antibodies O +are O +related O +with O +pregnancy O +loss O +and O +preeclampsia O +, O +the O +role O +of O +organ O +- O +specific O +antibodies O +is O +currently O +being O +extensively O +investigated O +. O + +The O +Mif1 B-GENE +5 I-GENE +' I-GENE +flanking I-GENE +region I-GENE +contains O +a O +functional O +ER O +stress O +- O +responsive O +element O +which O +is O +sufficient O +for O +induction O +by O +tunicamycin O +. O + +Rigid O +point O +feature O +registration O +using O +mutual O +information O +. O + +Methysergide O +is O +a O +serotonin O +antagonist O +and O +has O +been O +demonstrated O +to O +reduce O +wound O +blood O +flow O +and O +edema O +formation O +. O + +Serum O +leptin B-GENE +concentrations O +in O +women O +during O +gonadotropin B-GENE +stimulation O +cycles O +. O + +Valuing O +families O +: O +social O +work O +practice O +with O +families O +from O +a O +strengths O +perspective O +. O + +PURPOSE O +: O +A O +two O +- O +generation O +consanguineous O +Pakistani O +family O +with O +autosomal O +recessive O +Leber O +congenital O +amaurosis O +( O +LCA O +, O +MIM O +204 O +, O +000 O +) O +and O +keratoconus O +was O +identified O +. O + +Ste18p B-GENE +was O +targeted O +to O +the O +plasma O +membrane O +even O +in O +the O +absence O +of O +prenylation O +or O +thioacylation O +. O + +Here O +, O +we O +show O +that O +IRF B-GENE +- I-GENE +1 I-GENE +is O +degraded O +via O +the O +ubiquitin B-GENE +- O +proteasome O +pathway O +. O + +Here O +we O +show O +that O +IIIa O +pre O +- O +mRNA O +splicing O +is O +activated O +more O +than O +200 O +- O +fold O +in O +nuclear O +extracts O +prepared O +from O +late O +adenovirus O +- O +infected O +cells O +( O +Ad O +- O +NE O +) O +compared O +to O +uninfected O +HeLa O +cell O +nuclear O +extracts O +( O +HeLa O +- O +NE O +) O +. O + +Inactivation O +of O +Ulp2 B-GENE +also O +suppresses O +several O +ulp1 B-GENE +( I-GENE +ts I-GENE +) I-GENE +defects O +, O +and O +the O +double O +mutant O +accumulates O +far O +fewer O +Smt3 B-GENE +- I-GENE +protein I-GENE +conjugates O +than O +either O +single O +mutant O +. O + +Cyclin B-GENE +A I-GENE +expression O +is O +repressed O +in O +quiescent O +cells O +by O +E2F B-GENE +acting O +in O +conjunction O +with O +its O +pocket O +protein O +partners O +Rb B-GENE +, O +p107 B-GENE +, O +and O +p130 B-GENE +; O +however O +, O +v B-GENE +- I-GENE +Jun I-GENE +overrides O +this O +control O +, O +causing O +phosphorylated O +Rb B-GENE +and O +proliferation O +- O +specific O +E2F B-GENE +- O +p107 B-GENE +complexes O +to O +persist O +after O +mitogen O +withdrawal O +. O + +D B-GENE +- I-GENE +cyclin I-GENE +- O +cdk B-GENE +activity O +is O +required O +for O +Rb B-GENE +phosphorylation O +in O +v B-GENE +- I-GENE +Jun I-GENE +- O +transformed O +cells O +, O +since O +ectopic O +expression O +of O +the O +cdk4 B-GENE +- O +and O +cdk6 B-GENE +- O +specific O +inhibitor O +p16 B-GENE +( O +INK4A B-GENE +) O +inhibits O +both O +DNA O +synthesis O +and O +cell O +proliferation O +. O + +CONCLUSION O +: O +A O +valve O +- O +like O +mechanism O +formed O +by O +the O +capsulorhexis O +rim O +partially O +adhered O +to O +the O +IOL O +optic O +can O +occur O +postoperatively O +. O + +The O +protein O +first O +identified O +by O +the O +monoclonal B-GENE +antibody I-GENE +Q18 I-GENE +is O +encoded O +by O +a O +gene O +located O +in O +57A O +on O +polytene O +chromosomes O +and O +has O +been O +consequently O +named O +Hrb57A B-GENE +. O + +3 O +' O +RNA O +boundary O +experiments O +indicate O +that O +the O +5 O +' O +structure O +reduces O +the O +number O +of O +( O +G O +/ O +U O +) O +AG O +repeats O +required O +for O +stable O +TRAP B-GENE +- O +trp B-GENE +leader O +RNA O +association O +. O + +Gene O +silencing O +associated O +with O +repeated O +DNA O +sequences O +has O +been O +reported O +for O +many O +eukaryotes O +, O +including O +plants O +. O + +Animals O +received O +a O +dose O +of O +dexamethasone O +( O +10 O +mg O +/ O +kg O +i O +. O +p O +. O +) O +prior O +to O +the O +protein O +- O +free O +surfactant O +preparation O +Exosurf O +( O +pure O +phospholipids O +containing O +surfactant O +, O +Wellcome O +GmbH O +, O +Burgwedel O +, O +Germany O +) O +and O +a O +rSP O +- O +C O +based O +surfactant O +, O +respectively O +. O + +BACKGROUND O +: O +The O +aim O +of O +this O +study O +was O +to O +determine O +the O +response O +rates O +and O +toxicity O +of O +two O +regimens O +containing O +granulocyte B-GENE +- I-GENE +macrophage I-GENE +- I-GENE +colony I-GENE +stimulating I-GENE +factor I-GENE +( O +GM B-GENE +- I-GENE +CSF I-GENE +) O +in O +combination O +with O +interleukin B-GENE +- I-GENE +2 I-GENE +( O +IL B-GENE +- I-GENE +2 I-GENE +) O +in O +the O +treatment O +of O +patients O +with O +metastatic O +renal O +cell O +carcinoma O +. O + +We O +show O +, O +by O +injection O +of O +synthetic O +mRNAs O +, O +that O +the O +cis O +- O +acting O +sequences O +responsible O +for O +repression O +of O +cyclin B-GENE +B1 I-GENE +mRNA I-GENE +reside O +within O +its O +3 O +' O +UTR O +. O + +These O +data O +indicate O +that O +expansion O +of O +the O +dodecamer O +repeat O +located O +in O +the O +proximal O +promoter O +of O +CSTB B-GENE +severely O +disrupts O +the O +function O +of O +the O +promoter O +and O +thereby O +reduces O +transcription O +of O +CSTB B-GENE +. O + +Thus O +, O +while O +the O +genomic O +organization O +of O +mHuA B-GENE +is O +similar O +to O +the O +neural O +- O +restricted O +members O +of O +the O +Elav B-GENE +family I-GENE +, O +the O +promoter O +element O +differs O +substantially O +both O +by O +sequence O +analysis O +and O +transcriptional O +activity O +in O +non O +- O +neural O +cell O +types O +. O + +Analysis O +of O +the O +5 O +' O +end O +of O +the O +mouse B-GENE +Elavl1 I-GENE +( O +mHuA B-GENE +) O +gene O +reveals O +a O +transcriptional O +regulatory O +element O +and O +evidence O +for O +conserved O +genomic O +organization O +. O +mHuA B-GENE +( O +Elavl1 B-GENE +) O +belongs O +to O +a O +highly O +conserved O +family O +of O +genes O +encoding O +RNA O +- O +binding O +proteins O +and O +has O +been O +linked O +to O +cell O +growth O +and O +proliferation O +through O +its O +regulation O +of O +mRNA O +stability O +. O + +Fgd3 B-GENE +and O +FGD1 B-GENE +share O +a O +high O +degree O +of O +sequence O +identity O +that O +spans O +> O +560 O +contiguous O +amino O +acid O +residues O +. O + +Molecular O +cloning O +of O +mouse B-GENE +thioredoxin I-GENE +reductases I-GENE +. O + +The O +HPLC O +method O +involves O +an O +octadecylsilane O +column O +at O +55 O +degrees O +C O +, O +a O +mixture O +of O +water O +- O +acetonitrile O +- O +orthophosphoric O +acid O +( O +779 O +: O +220 O +: O +1 O +, O +v O +/ O +v O +) O +as O +mobile O +phase O +and O +detection O +at O +226 O +nm O +. O + +CYC2 B-GENE +encodes O +a O +24 O +- O +kDa O +protein O +that O +has O +sequence O +identity O +to O +the O +Neurospora B-GENE +crassa I-GENE +PREG1 I-GENE +and O +the O +S B-GENE +. I-GENE +cerevisiae I-GENE +PHO80 I-GENE +cyclin I-GENE +. O + +To O +determine O +if O +CYC2 B-GENE +is O +found O +in O +a O +complex O +with O +previously O +identified O +trypanosome B-GENE +cdc2 I-GENE +- I-GENE +related I-GENE +kinases I-GENE +( O +CRKs B-GENE +) O +, O +the O +CYC2 B-GENE +gene I-GENE +was O +fused O +to O +the O +TY B-GENE +epitope I-GENE +tag O +, O +integrated O +into O +the O +trypanosome O +genome O +, O +and O +expressed O +under O +inducible O +control O +. O + +These O +findings O +indicate O +the O +involvement O +of O +Sp1 B-GENE +and O +an O +Inr O +in O +non O +- O +cell O +- O +specific O +regulation O +and O +a O +Kruppel B-GENE +- I-GENE +like I-GENE +transcription I-GENE +factor I-GENE +and O +Sp1 B-GENE +in O +the O +cell O +- O +specific O +regulation O +of O +the O +LTC B-GENE +( I-GENE +4 I-GENE +) I-GENE +S I-GENE +gene I-GENE +. O + +Here O +we O +review O +progress O +to O +date O +in O +this O +area O +. O + +Additionally O +, O +the O +mouse O +promoter O +contains O +22 O +copies O +of O +a O +CT O +dinucleotide O +repeat O +sequence O +located O +approximately O +155 O +bp O +5 O +' O +to O +exon O +1 O +. O + +The O +newly O +defined O +region O +contains O +an O +intron O +that O +may O +be O +alternatively O +spliced O +and O +seven O +polyadenylation O +signal O +sequences O +. O + +Depleted O +and O +enriched O +U3O8 O +standard O +reference O +materials O +were O +used O +to O +calibrate O +the O +system O +. O + +Therefore O +, O +the O +positive O +cAMP O +control O +of O +the O +hypoxic O +SRP1 B-GENE +and O +HEM13 B-GENE +genes I-GENE +was O +uncoupled O +from O +the O +HOG B-GENE +pathway O +. O + +This O +paper O +reviews O +the O +middleware O +- O +based O +approach O +adopted O +by O +CEN O +ENV O +12967 O +- O +1 O +and O +the O +specialisation O +necessary O +for O +the O +healthcare O +record O +based O +on O +CEN O +ENV O +12265 O +' O +Electronic O +Healthcare O +Record O +Architecture O +' O +. O + +Sequence O +analyses O +of O +sos2 B-GENE +mutant I-GENE +alleles I-GENE +reveal O +that O +both O +the O +N O +- O +terminal O +catalytic O +domain O +and O +the O +C O +- O +terminal O +regulatory O +domain O +of O +SOS2 B-GENE +are O +functionally O +essential O +. O + +A O +mutation O +which O +abrogates O +the O +binding O +of O +these O +factors O +reduces O +Wp B-GENE +reporter I-GENE +activity O +specifically O +in O +B O +cell O +lines O +, O +whereas O +a O +mutation O +which O +converts O +the O +site O +to O +a O +consensus O +CREB B-GENE +- I-GENE +binding I-GENE +sequence I-GENE +maintains O +wild O +- O +type O +promoter O +function O +. O + +Therefore O +the O +binding O +sites O +for O +liver O +- O +enriched O +factors O +, O +present O +in O +the O +hamster B-GENE +CYP7A1 I-GENE +proximal I-GENE +promoter I-GENE +in O +close O +vicinity O +and O +conserved O +between O +species O +, O +constitute O +a O +regulatory O +unit O +important O +for O +basal O +hepatic O +expression O +and O +tissue O +restriction O +of O +the O +action O +of O +hormones O +such O +as O +insulin B-GENE +. O + +The O +kinase O +activity O +of O +PfPK6 B-GENE +is O +sensitive O +to O +CDK B-GENE +inhibitors O +such O +as O +olomoucine O +and O +roscovitine O +. O + +Although O +MAP B-GENE +( I-GENE +mitogen I-GENE +- I-GENE +activated I-GENE +protein I-GENE +) I-GENE +kinases I-GENE +are O +implicated O +in O +cell O +proliferation O +and O +differentiation O +in O +many O +cell O +types O +, O +the O +role O +of O +MAP B-GENE +kinases I-GENE +in O +cardiac O +hypertrophy O +remains O +unclear O +. O + +Transfection O +with O +a O +CSF B-GENE +- I-GENE +1R I-GENE +expression O +plasmid O +permitted O +CSF B-GENE +- I-GENE +1 I-GENE +- O +dependent O +activation O +of O +the O +signalling O +pathway O +targeting O +an O +Ets B-GENE +/ O +AP1 B-GENE +( O +activator B-GENE +protein I-GENE +1 I-GENE +) O +element O +in O +the O +uPA B-GENE +promoter I-GENE +that O +has O +been O +shown O +previously O +to O +be O +a O +target O +of O +oncogenic B-GENE +ras I-GENE +and O +protein O +kinase O +C O +pathways O +. O + +Regulation O +of O +urokinase B-GENE +plasminogen I-GENE +activator I-GENE +gene I-GENE +transcription O +in O +the O +RAW264 O +murine O +macrophage O +cell O +line O +by O +macrophage B-GENE +colony I-GENE +- I-GENE +stimulating I-GENE +factor I-GENE +( O +CSF B-GENE +- I-GENE +1 I-GENE +) O +is O +dependent O +upon O +the O +level O +of O +cell O +- O +surface O +receptor O +. O + +Molecule O +( O +s O +) O +secreted O +by O +neuronal O +cultures O +contribute O +to O +this O +induction O +of O +GLT B-GENE +- I-GENE +1 I-GENE +, O +but O +little O +is O +known O +about O +the O +signaling O +pathways O +mediating O +this O +regulation O +. O + +Coactivation O +of O +endogenous O +or O +exogenous O +G B-GENE +( I-GENE +q I-GENE +) I-GENE +- I-GENE +coupled I-GENE +receptors I-GENE +with O +the O +delta B-GENE +- I-GENE +opioid I-GENE +receptor I-GENE +produced O +strong O +stimulations O +of O +PLCbeta B-GENE +and O +such O +responses O +could O +be O +partially O +blocked O +by O +pertussis B-GENE +toxin I-GENE +. O + +Patients O +enrolled O +in O +the O +Integrilin O +to O +Minimize O +Platelet O +Aggregation O +and O +Coronary O +Thrombosis O +- O +II O +( O +IMPACT O +- O +II O +) O +trial O +were O +analyzed O +. O + +The O +Wnt B-GENE +signaling O +pathway O +functions O +reiteratively O +during O +animal O +development O +to O +control O +cell O +fate O +decisions O +. O + +This O +mutation O +no O +longer O +repressed O +the O +HPV O +- O +11 O +upstream O +regulatory O +region O +- O +controlled O +reporter O +expression O +. O + +In O +the O +icosahaedral O +MVMi O +capsid O +, O +this O +sequence O +forms O +the O +carboxy O +end O +of O +the O +amphipathic O +beta O +- O +strand O +I O +( O +betaI O +) O +, O +and O +all O +its O +basic O +residues O +are O +contiguously O +positioned O +at O +the O +face O +that O +in O +the O +unassembled O +subunit O +would O +be O +exposed O +to O +solvent O +. O + +The O +two O +contiguous O +IGF2 B-GENE +( O +human B-GENE +insulin I-GENE +- I-GENE +like I-GENE +growth I-GENE +factor I-GENE +II I-GENE +) O +and O +H19 B-GENE +genes I-GENE +are O +reciprocally O +imprinted O +in O +both O +human O +and O +mouse O +. O + +The O +asymmetric O +methylation O +was O +associated O +with O +tissue O +- O +specific O +disruption O +of O +H19 B-GENE +genomic O +imprinting O +in O +fetal O +brain O +. O + +Early O +treatment O +mechanics O +of O +the O +Class O +II O +division O +2 O +malocclusion O +. O + +The O +consensus O +highlights O +the O +importance O +of O +residues O +other O +than O +the O +eight O +motifs O +that O +are O +often O +associated O +with O +DEAD B-GENE +- I-GENE +box I-GENE +RNA I-GENE +helicases I-GENE +, O +as O +well O +as O +de O +- O +emphasising O +the O +importance O +of O +the O +" O +A O +" O +residue O +within O +the O +" O +DEAD O +" O +motif O +. O + +In O +transient O +assays O +, O +using O +rice O +suspension O +- O +cultured O +cells O +transformed O +by O +particle O +bombardment O +, O +we O +showed O +previously O +that O +Oshox1 B-GENE +can O +transcriptionally O +repress O +the O +activity O +of O +reporter O +gene O +constructs O +with O +upstream O +HD B-GENE +- I-GENE +Zip I-GENE +binding O +sites O +. O + +Results O +of O +two O +- O +hybrid O +assays O +and O +electrophoretic O +mobility O +shift O +assays O +strongly O +suggest O +that O +all O +HD B-GENE +- I-GENE +Zip I-GENE +proteins I-GENE +of O +families O +I O +and O +II O +can O +form O +homodimers O +and O +also O +heterodimers O +with O +all O +HD B-GENE +- I-GENE +Zip I-GENE +proteins I-GENE +of O +the O +same O +family O +. O + +Among O +mammalian B-GENE +HSFs I-GENE +, O +HSF1 B-GENE +has O +been O +shown O +to O +be O +important O +for O +regulation O +of O +the O +heat O +- O +induced O +stress O +gene O +expression O +, O +whereas O +the O +function O +of O +HSF2 B-GENE +in O +stress O +response O +is O +unclear O +. O + +Importantly O +, O +concomitant O +expression O +of O +constitutive O +activated O +Raf B-GENE +and O +V12N38 B-GENE +Ras I-GENE +results O +in O +almost O +complete O +loss O +of O +TTF B-GENE +- I-GENE +1 I-GENE +activity O +. O + +They O +share O +many O +downstream O +targets O +, O +including O +remodeling O +of O +the O +actin B-GENE +cytoskeleton O +, O +activation O +of O +p70 B-GENE +( I-GENE +S6 I-GENE +) I-GENE +kinase I-GENE +and O +c B-GENE +- I-GENE +jun I-GENE +N I-GENE +- I-GENE +terminal I-GENE +kinase I-GENE +( O +JNK B-GENE +) O +, O +and O +regulation O +of O +transcription O +and O +cell O +proliferation O +. O + +Expression O +of O +activated O +Cdc42 B-GENE +results O +in O +the O +translocation O +of O +PKClambda B-GENE +from O +the O +nucleus O +into O +the O +cytosol O +, O +and O +Cdc42 B-GENE +and O +PKClambda B-GENE +colocalize O +at O +the O +plasma O +membrane O +and O +in O +the O +cytoplasm O +. O + +Copyright O +2000 O +Academic O +Press O +. O + +Southern O +blotting O +and O +single O +strand O +conformation O +polymorphism O +analyses O +did O +not O +show O +tumor O +- O +specific O +alterations O +of O +this O +gene O +in O +gliomas O +and O +RT O +- O +PCR O +studies O +showed O +expression O +in O +glioma O +cell O +lines O +, O +suggesting O +that O +ANOVA B-GENE +is O +not O +the O +chromosome O +19q O +glioma O +tumor O +suppressor O +gene O +. O + +Enzyme B-GENE +I I-GENE +of O +the O +phosphoenolpyruvate B-GENE +: I-GENE +sugar I-GENE +phosphotransferase I-GENE +system O +. O + +Based O +on O +these O +data O +, O +we O +conclude O +that O +transcription O +of O +prgX B-GENE +is O +initiated O +from O +the O +Qa B-GENE +promoter I-GENE +in O +prgQ B-GENE +, O +and O +PrgX B-GENE +autoregulates O +its O +transcription O +either O +by O +mediating O +transcriptional O +readthrough O +or O +increasing O +mRNA O +stability O +. O + +It O +was O +established O +that O +intrathecal O +or O +intraperitoneal O +PTFL O +, O +elevated O +the O +nociceptive O +threshold O +for O +mechanical O +stimuli O +in O +the O +formalin O +test O +in O +rats O +. O + +Molecular O +mimicry O +of O +human O +cytokine O +and O +cytokine O +response O +pathway O +genes O +by O +KSHV O +. O + +Family O +environment O +was O +an O +important O +influence O +on O +interpersonal O +relationships O +, O +substance O +use O +, O +and O +social O +support O +. O + +By O +electrophoresis O +mobility O +shift O +assays O +using O +probes O +corresponding O +to O +different O +segments O +of O +the O +putative O +human B-GENE +c I-GENE +- I-GENE +myb I-GENE +intron I-GENE +1 I-GENE +transcription I-GENE +pause I-GENE +region I-GENE +and O +nuclear O +extracts O +from O +myeloid O +leukemia O +HL O +60 O +and O +fibroblast O +WI O +38 O +cells O +, O +we O +detected O +a O +HL O +- O +60 O +- O +specific O +DNA O +- O +protein O +complex O +with O +a O +123 O +- O +bp O +fragment O +containing O +binding O +sites O +for O +the O +interferon B-GENE +regulatory I-GENE +factors I-GENE +( O +IRFs B-GENE +) O +nuclear O +proteins O +. O + +STUDY O +DESIGN O +: O +Fine O +needle O +aspiration O +cytologic O +smears O +from O +21 O +cases O +of O +invasive O +lobular O +carcinoma O +( O +ILC O +) O +of O +breast O +were O +subjected O +to O +detailed O +cytomorphologic O +analysis O +. O + +Electrophile O +Response O +Elements O +( O +EpREs O +) O +, O +located O +in O +5 O +' O +- O +flanking O +sequences O +of O +both O +the O +GCSh B-GENE +and O +GCSl B-GENE +subunit I-GENE +genes I-GENE +, O +are O +hypothesized O +to O +at O +least O +partially O +mediate O +gene O +induction O +following O +xenobiotic O +exposure O +. O + +A O +new O +technique O +to O +create O +an O +artificial O +stenosis O +in O +the O +native O +LAD O +using O +a O +hemoclip O +. O + +Dll3 B-GENE +is O +mutated O +in O +the O +X O +- O +ray O +- O +induced O +mouse B-GENE +mutant I-GENE +pudgy I-GENE +( O +pu B-GENE +) O +, O +causing O +a O +variety O +of O +vertebrocostal O +defects O +similar O +to O +SD O +phenotypes O +. O + +TbRAB31 B-GENE +behaviour O +was O +also O +studied O +during O +the O +cell O +cycle O +; O +TbRAB31 B-GENE +always O +localised O +to O +a O +discrete O +structure O +that O +duplicated O +very O +early O +in O +mitosis O +and O +relocated O +to O +daughter O +cells O +in O +a O +coordinate O +manner O +with O +the O +basal O +body O +and O +kinetoplast O +, O +suggesting O +the O +involvement O +of O +microtubules O +. O + +Invertases B-GENE +are O +responsible O +for O +the O +breakdown O +of O +sucrose O +to O +fructose O +and O +glucose O +. O + +To O +investigate O +the O +molecular O +mechanisms O +of O +this O +Tax B-GENE +- O +mediated O +inhibition O +, O +we O +analyzed O +its O +effect O +on O +the O +transcriptional O +activity O +of O +the O +myogenic O +MyoD B-GENE +protein I-GENE +, O +which O +was O +used O +as O +a O +paradigm O +of O +bHLH B-GENE +factors I-GENE +. O + +The O +human B-GENE +T I-GENE +cell I-GENE +leukemia I-GENE +/ I-GENE +lymphotropic I-GENE +virus I-GENE +type I-GENE +1 I-GENE +Tax I-GENE +protein I-GENE +represses O +MyoD B-GENE +- O +dependent O +transcription O +by O +inhibiting O +MyoD B-GENE +- O +binding O +to O +the O +KIX B-GENE +domain I-GENE +of O +p300 B-GENE +. O + +Phosphorylation O +and O +spindle O +pole O +body O +localization O +of O +the O +Cdc15p B-GENE +mitotic I-GENE +regulatory I-GENE +protein I-GENE +kinase I-GENE +in I-GENE +budding I-GENE +yeast I-GENE +. O + +Thus O +, O +both O +the O +hyperplasia O +and O +thrombotic O +complications O +which O +often O +follow O +stenting O +might O +be O +minimized O +by O +employing O +gold O +stents O +, O +which O +have O +a O +greater O +capacity O +than O +steel O +in O +supporting O +a O +functional O +neo O +- O +endothelium O +. O + +The O +cell O +cycle O +and O +transcriptional O +defects O +caused O +by O +taf17 B-GENE +( O +slm7 B-GENE +- I-GENE +1 I-GENE +) O +are O +consistent O +with O +the O +role O +of O +TAF B-GENE +( I-GENE +II I-GENE +) I-GENE +s I-GENE +as O +modulators O +of O +transcriptional O +activation O +and O +may O +reflect O +a O +role O +for O +TAF17 B-GENE +in O +regulating O +activation O +by O +SBF B-GENE +and O +MBF B-GENE +. O + +Proteolysis O +of O +Mbp1 B-GENE +and O +Swi4 B-GENE +DNA I-GENE +- I-GENE +protein I-GENE +complexes I-GENE +has O +revealed O +the O +extent O +of O +these O +sequences O +, O +and O +C O +- O +terminally O +extended O +molecules O +with O +substantially O +enhanced O +DNA O +binding O +activity O +compared O +to O +the O +core O +domains O +alone O +have O +been O +produced O +. O + +These O +results O +indicate O +that O +residue O +266 O +serves O +as O +a O +" O +protein O +sensor O +" O +of O +altered O +minor O +groove O +interactions O +and O +identifies O +which O +base O +pair O +interactions O +are O +altered O +by O +these O +lesions O +. O + +The O +recombinant O +enzymes O +exist O +as O +monomers O +. O + +A O +pathway O +for O +regulation O +of O +B B-GENE +lymphocyte I-GENE +antigen I-GENE +receptor I-GENE +- O +induced O +calcium O +flux O +. O + +We O +now O +describe O +a O +second O +RIM B-GENE +protein I-GENE +, O +called O +RIM2 B-GENE +, O +that O +is O +highly O +homologous O +to O +RIM1 B-GENE +and O +also O +expressed O +primarily O +in O +brain O +. O + +Inhibitor B-GENE +- I-GENE +1 I-GENE +( O +I B-GENE +- I-GENE +1 I-GENE +) O +and O +inhibitor B-GENE +- I-GENE +2 I-GENE +( O +I B-GENE +- I-GENE +2 I-GENE +) O +selectively O +inhibit O +type B-GENE +1 I-GENE +protein I-GENE +serine I-GENE +/ I-GENE +threonine I-GENE +phosphatases I-GENE +( O +PP1 B-GENE +) O +. O + +The O +substrates O +for O +glycan O +synthesis O +in O +the O +lumen O +of O +the O +Golgi O +are O +nucleotide O +sugars O +that O +must O +be O +transported O +from O +the O +cytosol O +by O +specific O +membrane O +- O +bound O +transporters O +. O + +Synaptic O +targeting O +of O +the O +postsynaptic B-GENE +density I-GENE +protein I-GENE +PSD I-GENE +- I-GENE +95 I-GENE +mediated O +by O +a O +tyrosine O +- O +based O +trafficking O +signal O +. O + +( O +1998 O +) O +J O +. O + +Both O +normal O +and O +transforming O +PCPH B-GENE +proteins I-GENE +have O +guanosine B-GENE +diphosphatase I-GENE +activity O +but O +only O +the O +oncoprotein O +cooperates O +with O +Ras B-GENE +in O +activating O +extracellular B-GENE +signal I-GENE +- I-GENE +regulated I-GENE +kinase I-GENE +ERK1 B-GENE +. O + +These O +results O +indicate O +that O +virulence O +- O +associated O +genes O +and O +their O +overall O +chromosomal O +arrangement O +are O +relatively O +well O +conserved O +between O +B O +. O +henselae O +and O +other O +gram O +- O +negative O +bacteria O +such O +as O +A O +. O +tumefaciens O +. O + +An O +important O +mechanism O +by O +which O +the O +tumor O +suppressor O +p53 B-GENE +maintains O +genomic O +stability O +is O +to O +induce O +cell O +cycle O +arrest O +through O +activation O +of O +the O +cyclin B-GENE +- I-GENE +dependent I-GENE +kinase I-GENE +inhibitor O +p21 B-GENE +( O +WAF1 B-GENE +/ O +Cip1 B-GENE +) O +gene O +. O + +Paxillin B-GENE +acts O +as O +an O +adaptor O +molecule O +in O +integrin B-GENE +signaling O +. O + +Thus O +, O +growth O +factor O +activation O +of O +ER B-GENE +can O +mediate O +transactivation O +vs O +ER B-GENE +/ O +Sp1 B-GENE +binding O +to O +GC O +- O +rich O +sites O +and O +represents O +a O +novel O +pathway O +for O +ligand O +- O +independent O +ER B-GENE +action O +. O + +Furthermore O +, O +analysis O +of O +deletion O +promoter O +- O +reporter O +constructs O +found O +that O +the O +basal O +activity O +of O +P2 O +resided O +in O +the O +proximal O +region O +of O +P2 O +. O + +RESULTS O +: O +Auditory O +thresholds O +collected O +during O +audiometric O +tests O +increased O +gradually O +in O +proportion O +with O +age O +, O +especially O +in O +the O +hypertensive O +group O +( O +p O +< O +0 O +. O +05 O +) O +. O + +In O +addition O +, O +the O +transcription O +of O +c B-GENE +- I-GENE +IAP2 I-GENE +promoter I-GENE +was O +strongly O +up O +- O +regulated O +when O +CD40 B-GENE +or O +Epstein B-GENE +- I-GENE +Barr I-GENE +virus I-GENE +latent I-GENE +membrane I-GENE +protein I-GENE +1 I-GENE +was O +overexpressed O +. O + +A O +variety O +of O +professional O +and O +self O +- O +applied O +fluoride O +products O +are O +available O +and O +new O +fluoride O +delivery O +systems O +have O +recently O +entered O +the O +market O +. O + +These O +studies O +identify O +several O +of O +the O +signal O +- O +transduction O +events O +involved O +in O +the O +apoptosis O +of O +malignant O +B O +cells O +that O +transpire O +following O +ligation O +of O +CD20 B-GENE +by O +anti B-GENE +- I-GENE +CD20 I-GENE +antibodies I-GENE +in O +the O +presence O +of O +Fc B-GENE +- I-GENE +receptor I-GENE +- O +expressing O +cells O +or O +secondary O +goat O +anti B-GENE +- I-GENE +( I-GENE +mouse I-GENE +Ig I-GENE +) I-GENE +antibodies I-GENE +and O +which O +may O +contribute O +to O +the O +tumor O +regressions O +observed O +in O +mouse O +models O +and O +clinical O +trials O +. O + +Phenazone O +potentiates O +the O +local O +anaesthetic O +effect O +of O +lidocaine O +in O +mice O +. O + +The O +solubility O +of O +all O +the O +mutated O +proteins O +was O +remarkably O +reduced O +. O + +Recently O +, O +identical O +RBE B-GENE +sequences I-GENE +have O +been O +identified O +at O +other O +locations O +in O +the O +human O +genome O +. O + +EM O +analysis O +demonstrated O +that O +only O +one O +Rep B-GENE +- I-GENE +DNA I-GENE +complex I-GENE +was O +formed O +on O +ch O +- O +19 O +target O +DNA O +. O + +The O +protein O +was O +associated O +with O +purified O +vaccinia O +virus O +particles O +and O +with O +membranes O +of O +immature O +and O +mature O +virions O +that O +were O +visualized O +by O +electron O +microscopy O +of O +infected O +cells O +. O + +CONCLUSION O +: O +More O +than O +50 O +% O +of O +patients O +with O +perennial O +rhinitis O +and O +CRS O +do O +not O +improve O +after O +surgery O +, O +a O +response O +that O +may O +be O +predicted O +by O +more O +cells O +expressing O +IL B-GENE +- I-GENE +5 I-GENE +mRNA I-GENE +in O +the O +ethmoid O +sinuses O +. O + +On O +the O +basis O +of O +size O +, O +the O +CRS O +sequence O +to O +which O +it O +binds O +, O +and O +its O +tentative O +identification O +as O +a O +zinc B-GENE +finger I-GENE +protein I-GENE +, O +Adx B-GENE +factor I-GENE +has O +been O +identified O +as O +a O +Kruppel B-GENE +- I-GENE +like I-GENE +zinc I-GENE +finger I-GENE +protein I-GENE +( O +a O +mouse B-GENE +ZBP I-GENE +- I-GENE +89 I-GENE +homologue I-GENE +) O +. O + +METHODS O +: O +The O +most O +distal O +muscle O +fibres O +from O +the O +deep O +and O +superficial O +finger O +flexors O +were O +measured O +relative O +to O +the O +pisiform O +bone O +in O +18 O +cadaveric O +specimens O +. O + +Here O +we O +report O +on O +the O +isolation O +of O +ICK2 B-GENE +, O +and O +show O +that O +it O +interacts O +with O +Cdc2aAt B-GENE +, O +but O +not O +with O +a O +second O +CDK B-GENE +from I-GENE +Arabidopsis I-GENE +, O +Cdc2bAt B-GENE +. O + +Systemic O +impact O +of O +risk O +- O +sharing O +arrangements O +. O + +METHODS O +: O +We O +determined O +an O +odds O +ratio O +( O +OR O +) O +, O +as O +a O +measure O +of O +the O +relative O +risk O +of O +being O +exposed O +to O +a O +potential O +interaction O +, O +comparing O +the O +use O +of O +the O +H2 B-GENE +- I-GENE +receptor I-GENE +antagonist O +, O +cimetidine O +, O +with O +that O +of O +the O +noninteracting O +agents O +ranitidine O +, O +famotidine O +and O +nizatidine O +in O +users O +and O +nonusers O +of O +warfarin O +, O +phenytoin O +and O +theophylline O +. O + +The O +prevalence O +of O +malnutrition O +was O +30 O +% O +in O +the O +47 O +patients O +without O +CVD O +and O +was O +significantly O +higher O +( O +70 O +% O +, O +P O +< O +0 O +. O +001 O +) O +in O +the O +70 O +patients O +with O +CVD O +, O +who O +also O +had O +lower O +tHcy O +, O +SAlb O +, O +plasma B-GENE +IGF I-GENE +- I-GENE +1 I-GENE +, O +serum O +creatinine O +( O +SCr O +) O +, O +and O +blood B-GENE +hemoglobin I-GENE +. O + +Our O +data O +suggest O +that O +, O +at O +least O +at O +high O +temperature O +, O +a O +critical O +minimal O +level O +of O +Ypt B-GENE +protein I-GENE +prenylation O +is O +required O +for O +maintaining O +vesicle O +polarization O +. O + +The O +second O +functional O +pair O +of O +CreA B-GENE +sites I-GENE +is O +located O +between O +the O +two O +transcription O +initiation O +sites O +. O + +A O +distinct O +staining O +pattern O +for O +the O +N B-GENE +- I-GENE +utrophin I-GENE +was O +not O +detectable O +, O +although O +it O +was O +expected O +to O +localise O +at O +the O +actin B-GENE +stress O +fibers O +. O + +The O +' O +Newcastle O +' O +model O +, O +which O +is O +based O +on O +Hotelling O +' O +s O +T2 O +statistic O +, O +proved O +to O +be O +more O +sensitive O +and O +diagnosed O +a O +systematic O +displacement O +for O +three O +prostate O +patients O +. O + +The O +MMA B-GENE +, I-GENE +DMA I-GENE +, I-GENE +and I-GENE +TMA I-GENE +methyltransferases I-GENE +are O +not O +homologs O +; O +however O +, O +like O +the O +MMA B-GENE +methyltransferase I-GENE +gene I-GENE +, O +the O +genes O +encoding O +the O +DMA B-GENE +and I-GENE +TMA I-GENE +methyltransferases I-GENE +each O +contain O +a O +single O +in O +- O +frame O +amber O +codon O +. O + +After O +phosphorylation O +, O +STAT B-GENE +proteins I-GENE +are O +transported O +into O +the O +nucleus O +and O +exhibit O +transcriptional O +activity O +. O + +Overexpression O +of O +mcl B-GENE +- I-GENE +1 I-GENE +is O +sufficient O +to O +protect O +against O +apoptosis O +, O +while O +transfection O +of O +a O +mcl B-GENE +- I-GENE +1 I-GENE +antisense O +plasmid O +causes O +cell O +death O +. O + +Thus O +, O +although O +multiple O +senescence O +pathways O +are O +activated O +in O +response O +to O +a O +ras B-GENE +oncogene I-GENE +, O +inactivation O +of O +TGFbeta1 B-GENE +secretion O +or O +response O +is O +sufficient O +to O +block O +the O +senescence O +program O +. O + +In O +this O +study O +, O +the O +abilities O +of O +constitutive O +and O +conditional O +forms O +of O +the O +three O +Raf B-GENE +kinases I-GENE +to O +abrogate O +the O +cytokine O +dependency O +of O +FDC O +- O +P1 O +cells O +were O +examined O +. O + +Application O +of O +the O +method O +to O +a O +representative O +set O +of O +50 O +known O +genes O +from O +Arabidopsis O +thaliana O +showed O +significant O +improvement O +in O +prediction O +accuracy O +compared O +to O +previous O +spliced O +alignment O +methods O +. O + +The O +complete O +cDNA O +sequence O +of O +human B-GENE +betaV I-GENE +spectrin I-GENE +is O +available O +from O +GenBank O +( O +TM O +) O +as O +accession O +number O +. O + +Transactivation O +of O +naturally O +occurring O +HIV B-GENE +- I-GENE +1 I-GENE +long I-GENE +terminal I-GENE +repeats I-GENE +by O +the O +JNK B-GENE +signaling O +pathway O +. O + +The O +mode O +of O +resistance O +to O +quinupristin O +/ O +dalfopristin O +was O +not O +evident O +( O +sat O +A O +- O +negative O +by O +PCR O +) O +; O +and O +these O +cases O +illustrate O +the O +existence O +of O +streptogramin O +- O +resistant O +isolates O +before O +the O +introduction O +of O +this O +antimicrobial O +class O +into O +human O +clinical O +practice O +. O + +This O +study O +was O +carried O +out O +to O +analyze O +PRL B-GENE +secretion O +in O +metastatic O +prostate O +cancer O +patients O +both O +at O +basal O +conditions O +and O +in O +response O +to O +L O +- O +Dopa O +and O +metoclopramide O +, O +which O +represents O +the O +most O +classical O +inhibitory O +and O +stimulatory O +tests O +for O +PRL B-GENE +secretion O +, O +respectively O +. O + +Integrin B-GENE +adhesion I-GENE +receptors I-GENE +transduce O +signals O +that O +control O +complex O +cell O +functions O +which O +require O +the O +regulation O +of O +gene O +expression O +, O +such O +as O +proliferation O +, O +differentiation O +and O +survival O +. O + +Recombination O +, O +replication O +, O +repair O +: O +from O +complexity O +to O +harmony O +. O + +Hex B-GENE +is O +expressed O +in O +the O +developing O +liver O +coincident O +with O +the O +forkhead B-GENE +/ O +winged B-GENE +helix I-GENE +transcription O +factor O +, O +Hepatocyte B-GENE +Nuclear I-GENE +Factor I-GENE +3beta I-GENE +( O +HNF3beta B-GENE +) O +. O + +As O +an O +extension O +of O +our O +structural O +characterization O +of O +the O +exon O +- O +intron O +organization O +of O +the O +mouse B-GENE +Pkr I-GENE +gene I-GENE +, O +we O +now O +have O +isolated O +and O +characterized O +the O +mouse B-GENE +Pkr I-GENE +promoter I-GENE +region I-GENE +required O +for O +IFN B-GENE +- O +inducible O +transcription O +. O + +The O +CRE O +, O +5 O +' O +- O +TGACGTCA O +- O +3 O +' O +, O +has O +been O +described O +as O +the O +consensus O +sequence O +for O +the O +cis O +- O +element O +that O +directs O +cAMP O +- O +regulated O +gene O +expression O +. O + +Kidney O +length O +did O +not O +significantly O +differ O +between O +right O +and O +left O +, O +however O +, O +kidney O +width O +, O +cortical O +thickness O +and O +size O +did O +( O +p O +< O +0 O +. O +05 O +) O +. O + +The O +clinical O +stage O +was O +I O +( O +T1N0M0 O +) O +, O +and O +S2 O +sleeve O +segmentectomy O +with O +lymph O +node O +dissection O +( O +R O +2 O +b O +) O +was O +performed O +. O + +Benztropine O +for O +venlafaxine O +- O +induced O +night O +sweats O +. O + +The O +physicians O +in O +charge O +of O +all O +patients O +with O +evidence O +of O +acute O +Q O +fever O +( O +seroconversion O +and O +/ O +or O +presence O +of O +IgM B-GENE +) O +or O +chronic O +Q O +fever O +( O +prolonged O +disease O +and O +/ O +or O +IgG B-GENE +antibody I-GENE +titer O +to O +phase O +I O +of O +Coxiella O +burnetii O +> O +or O += O +800 O +) O +were O +asked O +to O +complete O +a O +questionnaire O +, O +which O +was O +computerized O +. O + +Copyright O +2000 O +Academic O +Press O +. O + +Viral O +cell O +- O +to O +- O +cell O +movement O +of O +PVX B-GENE +CP I-GENE +mutant I-GENE +was O +complemented O +in O +Nicotiana O +tabacum O +cv O +. O + +Induction O +of O +CD86 B-GENE +expression O +by O +stimulation O +of O +U937 O +cells O +with O +IFN B-GENE +- I-GENE +gamma I-GENE +revealed O +the O +presence O +of O +two O +functional O +GAS B-GENE +( O +gamma B-GENE +- I-GENE +interferon I-GENE +activation I-GENE +site I-GENE +) O +elements O +. O + +SNAP B-GENE +- I-GENE +23 I-GENE +plays O +an O +important O +role O +in O +the O +regulation O +of O +vesicle O +trafficking O +in O +mammalian O +cells O +. O + +Ab O +- O +MLV O +strains O +expressing O +P70 B-GENE +/ O +S2 B-GENE +failed O +to O +transform O +NIH O +3T3 O +cells O +and O +demonstrated O +a O +greatly O +reduced O +capacity O +to O +mediate O +signaling O +events O +associated O +with O +the O +Ras B-GENE +- O +dependent O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +( I-GENE +MAP I-GENE +) I-GENE +kinase I-GENE +pathway O +. O + +The O +p53 B-GENE +- I-GENE +homolog I-GENE +p73beta B-GENE +also O +activated O +the O +PIG3 B-GENE +promoter I-GENE +, O +but O +in O +contrast O +to O +p53 B-GENE +, O +the O +proline O +- O +rich O +domain O +of O +p73beta B-GENE +( I-GENE +residues I-GENE +81 I-GENE +- I-GENE +113 I-GENE +) I-GENE +was O +dispensable O +to O +induce O +the O +PIG3 B-GENE +promoter I-GENE +. O + +Results O +from O +transient O +assays O +using O +these O +mutants O +showed O +that O +the O +DE1 O +received O +signals O +from O +phytochromes B-GENE +A I-GENE +and I-GENE +B I-GENE +, O +demonstrating O +that O +this O +element O +is O +indeed O +a O +light O +- O +responsive O +element O +. O + +Co O +- O +immunoprecipitation O +and O +DNA O +affinity O +chromatography O +prove O +that O +Sp1 B-GENE +heterodimerizes O +with O +ZBP B-GENE +- I-GENE +89 I-GENE +when O +bound O +to O +the O +silencer O +element O +to O +yield O +a O +DNA O +- O +protein O +complex O +whose O +mobility O +is O +indistinguishable O +from O +that O +displayed O +by O +HeLa O +nuclear O +extract O +in O +band O +shift O +assays O +. O + +The O +ZNF274 B-GENE +gene I-GENE +is O +mapped O +distal O +to O +marker O +RP O +S28 O +1 O +in O +the O +human O +chromosome O +19qter O +region O +, O +by O +RH O +mapping O +. O + +The O +C B-GENE +- I-GENE +terminal I-GENE +Cdk2 I-GENE +truncations O +, O +however O +, O +were O +non O +- O +functional O +in O +these O +strains O +and O +thus O +dependent O +for O +activity O +on O +the O +pho85 B-GENE +coding I-GENE +region I-GENE +which O +remained O +in O +the O +mutant B-GENE +pho85 I-GENE +: O +: O +HIS3 B-GENE +chromosomal I-GENE +locus I-GENE +. O + +We O +report O +here O +on O +the O +molecular O +nature O +of O +an O +EMS O +- O +induced O +mutant O +, O +mn1 B-GENE +- I-GENE +89 I-GENE +, O +a O +leaky O +semidominant O +allele O +of O +the O +Miniature1 B-GENE +( O +Mn1 B-GENE +) O +seed O +locus O +that O +encodes O +a O +seed B-GENE +- I-GENE +specific I-GENE +cell I-GENE +wall I-GENE +invertase I-GENE +, O +INCW2 B-GENE +. O + +We O +conclude O +that O +, O +both O +in O +atrial O +myocytes O +and O +in O +Xenopus O +oocytes O +, O +beta O +- O +adrenergic O +stimulation O +potentiates O +the O +ACh O +- O +evoked O +GIRK B-GENE +channels I-GENE +via O +a O +pathway O +that O +involves O +PKA B-GENE +- O +catalyzed O +phosphorylation O +downstream O +from O +beta B-GENE +( I-GENE +2 I-GENE +) I-GENE +AR I-GENE +. O + +Identification O +of O +a O +novel O +E2F3 B-GENE +product I-GENE +suggests O +a O +mechanism O +for O +determining O +specificity O +of O +repression O +by O +Rb B-GENE +proteins I-GENE +. O + +In O +DNase B-GENE +I I-GENE +footprinting O +protection O +analysis O +, O +both O +SFRE B-GENE +and O +ERE O +regions O +were O +protected O +by O +glutathione B-GENE +S I-GENE +- I-GENE +transferase I-GENE +- O +ERRalpha1 B-GENE +fusion O +protein O +. O + +Overexpressing O +the O +coactivator O +, O +SRC1a B-GENE +or O +GRIP1 B-GENE +, O +further O +enhances O +ERRalpha1 B-GENE +- O +induced O +transcriptional O +activity O +. O + +Estrogen B-GENE +receptor I-GENE +- I-GENE +related I-GENE +receptor I-GENE +alpha I-GENE +1 I-GENE +interacts O +with O +coactivator O +and O +constitutively O +activates O +the O +estrogen O +response O +elements O +of O +the O +human B-GENE +lactoferrin I-GENE +gene I-GENE +. O + +The O +median O +levels O +of O +particles O +with O +50 O +% O +cut O +- O +off O +aerodynamic O +diameters O +of O +10 O +( O +PM10 O +) O +and O +2 O +. O +5 O +microm O +( O +PM2 O +. O +5 O +) O +were O +170 O +( O +range O +103 O +- O +613 O +) O +and O +95 O +( O +range O +61 O +- O +218 O +) O +micro O +x O +m O +- O +3 O +, O +respectively O +. O + +Specific O +and O +heritable O +genetic O +interference O +by O +double O +- O +stranded O +RNA O +in O +Arabidopsis O +thaliana O +. O + +Comparison O +of O +sequences O +from O +- O +215 O +to O ++ O +1 O +bp O +identified O +consensus O +binding O +sites O +for O +the O +homeodomain B-GENE +transcription I-GENE +factor I-GENE +thyroid B-GENE +transcription I-GENE +factor I-GENE +- I-GENE +1 I-GENE +( O +TTF B-GENE +- I-GENE +1 I-GENE +) O +. O + +Two O +additional O +cis O +- O +acting O +sequences O +, O +conserved O +in O +both O +the O +region O +1 O +and O +3 O +promoters O +, O +were O +identified O +, O +suggesting O +a O +role O +for O +these O +sequences O +in O +the O +coordinate O +regulation O +of O +transcription O +from O +these O +promoters O +. O + +Purple O +photosynthetic O +bacteria O +are O +capable O +of O +generating O +cellular O +energy O +from O +several O +sources O +, O +including O +photosynthesis O +, O +respiration O +, O +and O +H O +( O +2 O +) O +oxidation O +. O + +An O +analysis O +of O +synthetic O +peptides O +revealed O +a O +minimal O +CTD O +sequence O +that O +is O +sufficient O +to O +bind O +to O +the O +second O +Rsp5 B-GENE +WW I-GENE +domain I-GENE +( O +Rsp5 B-GENE +WW2 I-GENE +) O +in O +vitro O +and O +in O +yeast O +two O +- O +hybrid O +assays O +. O + +Furthermore O +, O +bone O +marrow O +- O +derived O +macrophages O +from O +LAT B-GENE +- O +deficient O +mice O +displayed O +reduced O +phagocytic O +efficiency O +in O +comparison O +to O +the O +macrophages O +from O +wild O +- O +type O +mice O +. O + +T1 O +- O +weighted O +MRI O +on O +the O +49th O +postoperative O +day O +demonstrated O +bilateral O +and O +symmetrical O +hyperintense O +lesions O +in O +the O +globus O +pallidus O +. O + +The O +method O +is O +applied O +to O +determine O +aberration O +constants O +of O +a O +CM300 O +FEG O +/ O +UT O +microscope O +with O +correction O +of O +the O +three O +- O +fold O +astigmatism O +. O + +The O +interaction O +does O +not O +depend O +on O +the O +presence O +of O +the O +correct O +amino O +- O +terminal O +DNA O +binding O +domain O +or O +the O +amino O +acid O +sequences O +between O +the O +DNA O +binding O +domain O +and O +the O +last O +ten O +amino O +acids O +. O + +METHOD O +: O +The O +sample O +of O +subjects O +was O +drawn O +from O +the O +Suffolk O +County O +Mental O +Health O +Project O +, O +a O +longitudinal O +epidemiologic O +study O +of O +first O +- O +hospitalized O +subjects O +with O +psychotic O +disorders O +; O +the O +present O +study O +focused O +on O +patients O +with O +schizophrenic O +disorders O +. O + +Marrow O +dysplasia O +is O +a O +major O +characteristic O +of O +patients O +with O +myelodysplastic O +syndrome O +( O +MDS O +) O +, O +along O +with O +marrow O +blastosis O +, O +cytopenia O +and O +cytogenetic O +anomalies O +. O + +Eight O +of O +the O +non O +- O +acceptable O +inlays O +/ O +onlays O +and O +five O +of O +the O +direct O +restorations O +were O +replaced O +, O +while O +the O +other O +ones O +were O +repaired O +with O +resin O +composite O +. O + +How O +plants O +respond O +to O +attack O +by O +the O +range O +of O +herbivores O +and O +pathogens O +that O +confront O +them O +in O +the O +field O +is O +the O +subject O +of O +considerable O +research O +by O +both O +molecular O +biologists O +and O +ecologists O +. O + +CONCLUSION O +: O +The O +probability O +of O +cardiopulmonary O +complications O +increases O +significantly O +when O +patients O +develop O +class O +1 O +HELLP O +syndrome O +. O + +The O +rate O +- O +limiting O +step O +for O +telomerase B-GENE +activity O +seems O +to O +be O +the O +expression O +of O +the O +catalytic O +subunit O +of O +the O +enzyme O +, O +encoded O +by O +the O +human B-GENE +telomerase I-GENE +reverse I-GENE +transcriptase I-GENE +( O +hTERT B-GENE +) O +gene O +. O + +In O +the O +control O +group O +, O +platelet O +markers O +increased O +1 O +h O +after O +surgery O +. O + +However O +, O +the O +element O +proximal O +to O +the O +transcription O +start O +site O +is O +dependent O +on O +the O +SRE O +- O +1 O +. O + +Since O +proteins O +containing O +TPR O +elements O +are O +typically O +involved O +in O +multiple O +protein O +- O +protein O +interactions O +, O +we O +suggest O +that O +the O +102kD O +protein O +interacts O +within O +the O +tri O +- O +snRNP O +with O +both O +the O +U5 B-GENE +and O +U4 B-GENE +/ O +U6 B-GENE +snRNPs O +, O +thus O +bridging O +the O +two O +particles O +. O + +Antibodies O +raised O +against O +a O +C O +- O +terminal O +portion O +of O +Sec31A B-GENE +co O +- O +precipitate O +Sec13 B-GENE +and O +inhibit O +ER O +- O +Golgi O +transport O +of O +temperature O +- O +arrested O +vesicular O +stomatitis B-GENE +G I-GENE +protein I-GENE +in O +a O +semi O +- O +intact O +cell O +assay O +. O + +Regulation O +of O +mitochondrial O +single O +- O +stranded O +DNA O +- O +binding O +protein O +gene O +expression O +links O +nuclear O +and O +mitochondrial O +DNA O +replication O +in O +drosophila O +. O + +Genetic O +and O +molecular O +complexity O +of O +the O +position O +effect O +variegation O +modifier O +mod B-GENE +( O +mdg4 B-GENE +) O +in O +Drosophila O +. O +mod B-GENE +( O +mdg4 B-GENE +) O +, O +also O +known O +as O +E B-GENE +( I-GENE +var I-GENE +) I-GENE +3 I-GENE +- I-GENE +93D I-GENE +, O +is O +involved O +in O +a O +variety O +of O +processes O +, O +such O +as O +gene O +silencing O +in O +position O +effect O +variegation O +( O +PEV O +) O +, O +the O +control O +of O +gypsy B-GENE +insulator I-GENE +sequences I-GENE +, O +regulation O +of O +homeotic B-GENE +gene I-GENE +expression O +, O +and O +programmed O +cell O +death O +. O + +They O +are O +present O +in O +many O +kinds O +of O +living O +things O +, O +but O +their O +functions O +, O +especially O +those O +in O +humans O +, O +are O +unclear O +. O + +This O +tendency O +is O +likely O +due O +to O +the O +biased O +nucleotide O +composition O +of O +the O +asparagus O +genome O +, O +rather O +than O +to O +the O +translational O +selection O +for O +specific O +codons O +. O + +Transduction O +of O +the O +human O +leukemic O +cell O +line O +K562 O +showed O +that O +viral O +MRP1 B-GENE +- O +PG13 O +supernatants O +routinely O +transfer O +the O +MRP1 B-GENE +gene I-GENE +to O +approximately O +35 O +% O +of O +target O +K562 O +cells O +, O +of O +which O +at O +least O +one O +third O +are O +capable O +of O +proliferating O +in O +the O +presence O +of O +otherwise O +toxic O +concentrations O +of O +etoposide O +. O + +Regulation O +of O +pituitary O +vasopressin B-GENE +V1b I-GENE +receptors I-GENE +plays O +a O +critical O +role O +in O +regulating O +pituitary B-GENE +adrenocorticotropic I-GENE +hormone I-GENE +( O +ACTH B-GENE +) O +secretion O +during O +adaptation O +to O +stress O +. O + +Identification O +of O +an O +AfsA B-GENE +homologue I-GENE +( O +BarX B-GENE +) O +from O +Streptomyces O +virginiae O +as O +a O +pleiotropic O +regulator O +controlling O +autoregulator O +biosynthesis O +, O +virginiamycin O +biosynthesis O +and O +virginiamycin O +M1 O +resistance O +. O + +Given O +its O +relative O +longevity O +on O +the O +Web O +, O +TIE O +researchers O +have O +been O +in O +a O +unique O +position O +to O +observe O +trends O +in O +telemedicine O +. O + +Cerebral O +vasculitis O +secondary O +to O +Crohn O +' O +s O +disease O +seems O +to O +be O +a O +very O +rare O +phenomenon O +. O + +To O +test O +the O +hypothesis O +that O +progestin O +- O +mediated O +increases O +in O +resting O +core O +temperature O +and O +the O +core O +temperature O +threshold O +for O +sweating O +onset O +are O +counteracted O +by O +estrogen O +, O +we O +studied O +eight O +women O +( O +24 O ++ O +/ O +- O +2 O +yr O +) O +at O +27 O +degrees O +C O +rest O +, O +during O +20 O +min O +of O +passive O +heating O +( O +35 O +degrees O +C O +) O +, O +and O +during O +40 O +min O +of O +exercise O +at O +35 O +degrees O +C O +. O + +Our O +data O +show O +also O +that O +phagocytic O +killing O +of O +meningococci O +is O +probably O +a O +more O +consistent O +assay O +than O +antibody O +titer O +levels O +for O +antimeningococcal O +immunity O +, O +especially O +in O +LCC O +- O +deficient O +patients O +. O + +These O +studies O +suggest O +an O +additional O +component O +or O +cellular O +environment O +is O +required O +for O +SPRK B-GENE +activation O +by O +Cdc42 B-GENE +. O + +M O +. O + +Jkappa B-GENE +DNA I-GENE +- I-GENE +binding I-GENE +sites I-GENE +were O +not O +required O +for O +this O +activation O +, O +and O +a O +mutant B-GENE +EBNA I-GENE +- I-GENE +3C I-GENE +protein I-GENE +unable O +to O +bind O +Jkappa B-GENE +activated O +transcription O +as O +efficiently O +as O +wild B-GENE +- I-GENE +type I-GENE +EBNA I-GENE +- I-GENE +3C I-GENE +, O +indicating O +that O +EBNA B-GENE +- I-GENE +3C I-GENE +can O +regulate O +transcription O +through O +a O +mechanism O +that O +is O +independent O +of O +Jkappa B-GENE +. O + +Thus O +, O +both O +YY1 B-GENE +and O +CDP B-GENE +appear O +to O +be O +negative O +regulators O +of O +the O +differentiation O +- O +induced O +HPV B-GENE +- I-GENE +6 I-GENE +E1 I-GENE +promoter I-GENE +and O +thereby O +the O +HPV O +life O +cycle O +. O + +Sequential O +cleavage O +by O +metallopeptidases B-GENE +and O +proteasomes O +is O +involved O +in O +processing O +HIV B-GENE +- I-GENE +1 I-GENE +ENV I-GENE +epitope I-GENE +for O +endogenous O +MHC B-GENE +class I-GENE +I I-GENE +antigen I-GENE +presentation O +. O + +Cloning O +and O +characterization O +of O +human B-GENE +Lnk I-GENE +, O +an O +adaptor O +protein O +with O +pleckstrin B-GENE +homology O +and O +Src B-GENE +homology I-GENE +2 I-GENE +domains I-GENE +that O +can O +inhibit O +T O +cell O +activation O +. O + +Vancomycin O +data O +were O +analyzed O +according O +to O +a O +one O +- O +compartment O +open O +model O +with O +use O +of O +NONMEM O +population O +pharmacokinetic O +software O +. O + +Finally O +, O +Cas B-GENE +existed O +mainly O +in O +cytosol O +and O +membrane O +cytoskeleton O +fractions O +in O +the O +resting O +state O +, O +and O +remained O +unchanged O +during O +platelet O +aggregation O +, O +when O +FAK B-GENE +translocated O +to O +the O +cytoskeletal O +fraction O +. O + +Transcriptional O +regulation O +of O +the O +yeast B-GENE +PHO8 I-GENE +promoter I-GENE +in O +comparison O +to O +the O +coregulated O +PHO5 B-GENE +promoter I-GENE +. O + +The O +Siglecs B-GENE +are O +a O +subfamily O +of O +I B-GENE +- I-GENE +type I-GENE +lectins I-GENE +( O +immunoglobulin B-GENE +superfamily I-GENE +proteins I-GENE +that O +bind O +sugars O +) O +that O +specifically O +recognize O +sialic O +acids O +. O + +Our O +data O +provide O +a O +biochemical O +explanation O +for O +the O +similarity O +in O +phenotype O +between O +A O +- O +T O +and O +NBS O +. O + +PATIENTS O +OR O +OTHER O +PARTICIPANTS O +: O +Twenty O +children O +met O +the O +criteria O +for O +being O +learning O +disabled O +. O + +Update O +on O +maternal O +- O +fetal O +infections O +by O +hepatitis O +C O +, O +HIV O +and O +cytomegalovirus O + +In O +the O +present O +study O +, O +we O +characterized O +cis O +- O +elements O +of O +the O +human B-GENE +PCI I-GENE +gene I-GENE +required O +for O +expression O +in O +the O +hepatoma O +- O +derived O +cell O +line O +, O +HepG2 O +cells O +, O +and O +also O +evaluated O +rat B-GENE +PCI I-GENE +mRNA I-GENE +expression O +, O +particularly O +on O +the O +effect O +of O +androgen O +in O +rat O +reproductive O +tissues O +. O + +In O +the O +study O +on O +PCI B-GENE +mRNA I-GENE +expression O +in O +the O +reproductive O +organs O +, O +we O +first O +cloned O +rat B-GENE +PCI I-GENE +cDNA I-GENE +and O +then O +evaluated O +the O +effect O +of O +androgen O +on O +the O +PCI B-GENE +mRNA I-GENE +expression O +. O + +The O +stoichiometry O +of O +the O +complexes O +formed O +with O +the O +dodeca O +- O +satellite O +C O +strand O +suggests O +that O +, O +in O +DDP1 B-GENE +, O +the O +15 O +consecutive O +KH O +domains O +are O +organized O +such O +that O +they O +define O +two O +nucleic O +acid O +binding O +surfaces O +. O + +Mutational O +analysis O +of O +mammalian B-GENE +translation I-GENE +initiation I-GENE +factor I-GENE +5 I-GENE +( O +eIF5 B-GENE +) O +: O +role O +of O +interaction O +between O +the O +beta O +subunit O +of O +eIF2 B-GENE +and O +eIF5 B-GENE +in O +eIF5 B-GENE +function O +in O +vitro O +and O +in O +vivo O +. O + +Much O +evidence O +indicates O +that O +p38 B-GENE +is O +an O +activator O +of O +MyoD B-GENE +: O +( O +i O +) O +p38 B-GENE +kinase I-GENE +activity O +is O +required O +for O +the O +expression O +of O +MyoD B-GENE +- O +responsive O +genes O +, O +( O +ii O +) O +enforced O +induction O +of O +p38 B-GENE +stimulates O +the O +transcriptional O +activity O +of O +a O +Gal4 B-GENE +- O +MyoD B-GENE +fusion O +protein O +and O +allows O +efficient O +activation O +of O +chromatin O +- O +integrated O +reporters O +by O +MyoD B-GENE +, O +and O +( O +iii O +) O +MyoD B-GENE +- O +dependent O +myogenic O +conversion O +is O +reduced O +in O +mouse O +embryonic O +fibroblasts O +derived O +from O +p38alpha B-GENE +( I-GENE +- I-GENE +/ I-GENE +- I-GENE +) I-GENE +embryos O +. O + +This O +activity O +is O +stimulated O +by O +complex O +formation O +with O +the O +other O +eIF2B B-GENE +subunits I-GENE +. O + +Our O +analysis O +of O +nonsense O +mutations O +indicates O +that O +the O +C O +terminus O +of O +eIF2Bepsilon B-GENE +( I-GENE +residues I-GENE +518 I-GENE +to I-GENE +712 I-GENE +) I-GENE +is O +required O +for O +both O +catalytic O +activity O +and O +interaction O +with O +eIF2 B-GENE +. O + +In O +contrast O +, O +mutations O +affecting O +the O +other O +two O +Nim1p B-GENE +- I-GENE +related I-GENE +kinases I-GENE +in O +S O +. O +cerevisiae O +, O +Hsl1p B-GENE +and O +Kcc4p B-GENE +, O +produce O +no O +detectable O +effect O +on O +septin B-GENE +organization O +. O + +CONCLUSIONS O +: O +Physiologic O +pacing O +provides O +little O +benefit O +over O +ventricular O +pacing O +for O +the O +prevention O +of O +stroke O +or O +death O +due O +to O +cardiovascular O +causes O +. O + +Among O +non O +- O +cirrhotics O +, O +lack O +of O +portal O +vein O +visualisation O +had O +a O +90 O +% O +sensitivity O +, O +88 O +% O +specificity O +, O +94 O +% O +negative O +predictive O +value O +, O +and O +83 O +% O +positive O +predictive O +value O +in O +the O +diagnosis O +of O +pre O +- O +sinusoidal O +portal O +hypertension O +. O + +The O +serine B-GENE +- I-GENE +threonine I-GENE +kinase I-GENE +gene I-GENE +is O +likely O +functional O +, O +whereas O +the O +zinc O +finger O +motif O +is O +likely O +nonfunctional O +. O + +Stat B-GENE +activation O +in O +response O +to O +GH B-GENE +and O +IL B-GENE +- I-GENE +6 I-GENE +was O +determined O +by O +reporter O +gene O +induction O +. O + +HFA O +134a O +had O +a O +greater O +tendency O +to O +take O +up O +moisture O +from O +the O +environment O +than O +did O +HFA O +227 O +. O + +RESULTS O +: O +Abnormal O +color O +perception O +was O +found O +in O +32 O +% O +of O +the O +epilepsy O +patients O +treated O +with O +vigabatrin O +monotherapy O +and O +28 O +% O +of O +the O +epilepsy O +patients O +treated O +with O +carbamazepine O +monotherapy O +. O + +In O +the O +SPP2 O +screening O +test O +, O +a O +few O +plates O +were O +not O +seen O +in O +both O +groups O +. O + +Mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +( I-GENE +MAP I-GENE +) I-GENE +kinase I-GENE +phosphatase I-GENE +- I-GENE +3 I-GENE +( O +MKP B-GENE +- I-GENE +3 I-GENE +) O +is O +a O +dual O +specificity O +phosphatase O +that O +inactivates O +extracellular B-GENE +signal I-GENE +- I-GENE +regulated I-GENE +kinase I-GENE +( O +ERK B-GENE +) O +MAP B-GENE +kinases I-GENE +. O + +Consistent O +with O +this O +, O +we O +show O +that O +peptides O +representing O +docking O +sites O +within O +the O +target O +substrates O +Elk B-GENE +- I-GENE +1 I-GENE +and O +p90 B-GENE +( O +rsk B-GENE +) O +inhibit O +ERK B-GENE +- O +dependent O +activation O +of O +MKP B-GENE +- I-GENE +3 I-GENE +. O + +HPLC O +phosphopeptide O +mapping O +, O +amino O +acid O +sequencing O +, O +and O +site O +- O +directed O +mutagenesis O +determined O +that O +NCLK B-GENE +phosphorylates O +Ser O +( O +67 O +) O +of O +I B-GENE +- I-GENE +1 I-GENE +. O + +When O +the O +entire O +diet O +consisted O +of O +SBF O +, O +voluntary O +feed O +intake O +was O +reduced O +, O +indicating O +that O +SBF O +should O +not O +be O +fed O +to O +ponies O +as O +the O +sole O +dietary O +ingredient O +. O + +Hepatitis O +C O +virus O +infection O +and O +lymphoproliferative O +diseases O +in O +France O +: O +a O +national O +study O +. O + +Interestingly O +, O +a O +decreased O +transcription O +from O +the O +endogenous O +c B-GENE +- I-GENE +Myb I-GENE +promoter I-GENE +was O +observed O +in O +several O +HTLV O +- O +I O +transformed O +T O +- O +cell O +lines O +. O + +H19 B-GENE +and O +Igf2 B-GENE +monoallelic O +expression O +is O +regulated O +in O +two O +distinct O +ways O +by O +a O +shared O +cis O +acting O +regulatory O +region O +upstream O +of O +H19 B-GENE +. O + +C O +. O +elegans O +KLP B-GENE +- I-GENE +11 I-GENE +/ O +OSM B-GENE +- I-GENE +3 I-GENE +/ O +KAP B-GENE +- I-GENE +1 I-GENE +: O +orthologs O +of O +the O +sea B-GENE +urchin I-GENE +kinesin I-GENE +- I-GENE +II I-GENE +, O +and O +mouse O +KIF3A B-GENE +/ O +KIFB B-GENE +/ O +KAP3 B-GENE +kinesin B-GENE +complexes O +. O + +BACKGROUND O +: O +Hepatic O +encephalopathy O +is O +a O +neuropsychiatric O +syndrome O +associated O +with O +acute O +liver O +failure O +, O +chronic O +parenchymal O +liver O +disease O +or O +portal O +systemic O +anastomosis O +. O + +These O +natural O +antisense O +S B-GENE +transcripts I-GENE +co O +- O +exist O +with O +several O +less O +abundant O +sense O +S B-GENE +transcripts I-GENE +. O + +Nor O +is O +such O +adjustment O +possible O +unless O +one O +posits O +a O +model O +that O +relates O +the O +missing O +observations O +to O +other O +observed O +information O +for O +each O +subject O +- O +models O +that O +are O +inherently O +untestable O +. O + +However O +, O +the O +presence O +of O +effacement O +seems O +to O +be O +a O +more O +reliable O +and O +practical O +parameter O +that O +will O +be O +preferred O +in O +that O +prediction O +. O + +The O +data O +are O +compatible O +with O +the O +idea O +that O +YLL031c B-GENE +transfers O +the O +ethanolaminephosphate O +to O +the O +inner O +alpha1 O +- O +2 O +- O +linked O +mannose O +, O +i O +. O +e O +. O +the O +group O +that O +links O +the O +GPI O +lipid O +anchor O +to O +proteins O +, O +whereas O +Mcd4p B-GENE +and O +Gpi7p B-GENE +transfer O +ethanolaminephosphate O +onto O +the O +alpha1 O +- O +4 O +- O +and O +alpha1 O +- O +6 O +- O +linked O +mannoses O +of O +the O +GPI O +anchor O +, O +respectively O +. O + +The O +C O +terminus O +of O +TRBP B-GENE +binds O +to O +CBP B-GENE +/ O +p300 B-GENE +and O +DRIP130 B-GENE +, O +a O +component O +of O +the O +DRIP B-GENE +/ O +TRAP B-GENE +/ O +ARC B-GENE +complex O +, O +which O +suggests O +that O +TRBP B-GENE +may O +activate O +transcription O +by O +means O +of O +such O +interactions O +. O + +The O +patients O +who O +presented O +with O +mucocutaneous O +disease O +also O +had O +low O +CD4 B-GENE ++ I-GENE +T O +lymphocyte O +counts O +, O +and O +most O +of O +them O +had O +AIDS O +defining O +illnesses O +. O + +Increased O +dietary O +energy O +decreased O +PAB O +and O +the O +use O +of O +added O +dietary O +CO O +rather O +than O +PF O +decreased O +PSHL O +in O +broiler O +breeders O +between O +26 O +and O +47 O +wk O +of O +age O +. O + +The O +gene O +amplification O +model O +of O +Coquelle O +et O +al O +. O + +Hierarchy O +of O +protein B-GENE +tyrosine I-GENE +kinases I-GENE +in O +interleukin B-GENE +- I-GENE +2 I-GENE +( O +IL B-GENE +- I-GENE +2 I-GENE +) O +signaling O +: O +activation O +of O +syk B-GENE +depends O +on O +Jak3 B-GENE +; O +however O +, O +neither O +Syk B-GENE +nor O +Lck B-GENE +is O +required O +for O +IL B-GENE +- I-GENE +2 I-GENE +- O +mediated O +STAT B-GENE +activation O +. O + +Immobilized O +dimers O +of O +N B-GENE +- I-GENE +cadherin I-GENE +- O +Fc B-GENE +chimera O +mimic O +cadherin O +- O +mediated O +cell O +contact O +formation O +: O +contribution O +of O +both O +outside O +- O +in O +and O +inside O +- O +out O +signals O +. O + +The O +monoclonal O +immunoglobulin B-GENE +products O +of O +plasma O +cell O +neoplasm O +can O +give O +rise O +to O +a O +variety O +of O +manifestations O +including O +hyperviscosity O +, O +amyloidosis O +, O +cryoglobulinemia O +, O +neuropathy O +, O +and O +renal O +failure O +. O + +Investigation O +of O +the O +structural O +basis O +of O +the O +interaction O +between O +human B-GENE +Igs I-GENE +and O +gp120 B-GENE +shows O +that O +the O +viral B-GENE +gp120 I-GENE +SAg I-GENE +can O +interact O +only O +with O +a O +subset O +of O +human B-GENE +V I-GENE +( I-GENE +H I-GENE +) I-GENE +3 I-GENE ++ I-GENE +Igs I-GENE +. O + +Double O +- O +blind O +, O +placebo O +- O +controlled O +trial O +. O + +Here O +, O +it O +is O +shown O +that O +TAFII250 B-GENE +, O +the O +largest O +subunit O +of O +TFIID B-GENE +, O +contains O +two O +tandem O +bromodomain O +modules O +that O +bind O +selectively O +to O +multiply O +acetylated O +histone B-GENE +H4 I-GENE +peptides I-GENE +. O + +Endostatin O +treatment O +for O +10 O +minutes O +or O +24 O +hours O +induced O +tyrosine O +phosphorylation O +of O +Shb B-GENE +and O +formation O +of O +multiprotein O +complexes O +. O + +The O +transcript O +was O +initially O +identified O +as O +a O +partial O +cDNA O +sequence O +in O +the O +course O +of O +constructing O +a O +transcript O +map O +of O +the O +region O +between O +markers O +D11S1765 B-GENE +and O +uteroglobin B-GENE +known O +to O +encompass O +the O +gene O +causing O +Best O +disease O +. O + +The O +real O +challenge O +for O +the O +future O +will O +be O +the O +management O +of O +patients O +who O +do O +not O +respond O +to O +first O +- O +line O +treatment O +. O + +Iodine O +deficiency O +disorders O +in O +Bangladesh O +. O + +RESULTS O +: O +Soluble O +CD23 B-GENE +levels O +were O +significantly O +higher O +in O +women O +with O +endometriosis O +before O +treatment O +than O +in O +ten O +normal O +controls O +. O + +CONCLUSION O +: O +Our O +findings O +suggest O +that O +endometriosis O +increases O +soluble O +CD23 B-GENE +levels O +, O +which O +can O +be O +suppressed O +with O +either O +danazol O +or O +leuprolide O +acetate O +injection O +. O + +To O +isolate O +this O +gene O +, O +a O +P O +- O +1 O +artificial O +chromosome O +( O +PAC O +) O +library O +was O +screened O +with O +a O +full B-GENE +length I-GENE +UGT2B7 I-GENE +probe O +and O +a O +clone O +of O +approximately O +100 O +kb O +in O +length O +was O +isolated O +. O + +Age O +> O +/ O += O +50 O +years O +( O +odds O +ratio O +[ O +OR O +] O +, O +14 O +. O +1 O +) O +, O +BMI O +> O +/ O += O +28 O +kg O +/ O +m O +( O +2 O +) O +( O +OR O +, O +5 O +. O +7 O +) O +, O +triglycerides O +> O +/ O += O +1 O +. O +7 O +mmol O +/ O +L O +( O +OR O +, O +5 O +) O +, O +and O +alanine B-GENE +aminotransferase I-GENE +( O +ALT B-GENE +) O +> O +/ O += O +2N O +( O +OR O +, O +4 O +. O +6 O +) O +were O +independently O +associated O +with O +septal O +fibrosis O +. O + +However O +, O +the O +elderly O +group O +showed O +significantly O +longer O +mean O +residence O +times O +( O +MRTs O +) O +and O +lower O +plasma O +clearance O +of O +lidocaine O +during O +the O +period O +compared O +with O +the O +adult O +group O +( O +P O +< O +. O +05 O +) O +. O + +Here O +, O +we O +show O +that O +the O +zinc B-GENE +finger I-GENE +protein I-GENE +Gis1 I-GENE +acts O +as O +a O +dosage O +- O +dependent O +suppressor O +of O +the O +rim15Delta B-GENE +defect O +in O +nutrient O +limitation O +- O +induced O +transcriptional O +derepression O +of O +SSA3 B-GENE +. O + +The O +so O +- O +called O +" B-GENE +SH3 I-GENE +" I-GENE +segment I-GENE +of O +the O +linker O +domain O +, O +in O +contrast O +, O +shows O +species O +- O +specific O +sequence O +identity O +in O +all O +but O +one O +amino O +acid O +residues O +in O +both O +factors O +, O +in O +cattle O +, O +human O +, O +and O +mouse O +. O + +No O +differences O +in O +total O +cholesterol O +levels O +were O +observed O +between O +mapuches O +and O +aymaras O +. O + +Up O +to O +95 O +% O +of O +the O +total O +UV O +exposure O +received O +is O +in O +the O +UV O +- O +A O +waveband O +( O +320 O +- O +400 O +nm O +) O +. O + +To O +begin O +to O +characterize O +the O +role O +of O +the O +RNA O +subunits O +in O +enzyme O +function O +and O +substrate O +specificity O +, O +we O +swapped O +two O +hairpin O +structures O +( O +MRP3 O +and O +P3 O +) O +between O +RNase B-GENE +MRP I-GENE +RNA I-GENE +and O +RNase B-GENE +P I-GENE +RNA I-GENE +of I-GENE +S I-GENE +. I-GENE +cerevisiae I-GENE +. O + +Among O +genes O +induced O +by O +added O +pMesogenin1 B-GENE +is O +Xwnt B-GENE +- I-GENE +8 I-GENE +, O +a O +signaling O +factor O +that O +induces O +a O +similar O +repertoire O +of O +marker O +genes O +and O +a O +similar O +cellular O +phenotype O +. O + +Accordingly O +, O +no O +Ha B-GENE +- I-GENE +ras I-GENE +codon I-GENE +12 I-GENE +mutations O +are O +found O +in O +the O +EtNU O +- O +induced O +mammary O +tumors O +. O + +False O +positive O +PET O +FDG O +corresponded O +to O +lung O +infection O +, O +degenerative O +bone O +disease O +, O +and O +reconstruction O +artifact O +. O + +Tumor O +stages O +were O +IIB O +( O +T3 O +N0 O +) O +in O +52 O +% O +, O +IIIA O +in O +15 O +% O +, O +and O +IIIB O +in O +27 O +% O +of O +patients O +. O + +Similarly O +, O +comparison O +of O +percentage O +reductions O +of O +heart O +rate O +at O +supine O +, O +sitting O +and O +exercise O +by O +repeated O +measure O +analysis O +showed O +the O +Malays O +to O +have O +significantly O +higher O +change O +compared O +to O +the O +Chinese O +( O +p O += O +0 O +. O +040 O +) O +. O + +Consistent O +with O +our O +model O +, O +CTCF B-GENE +binding O +is O +abolished O +by O +DNA O +methylation O +. O + +OBJECTIVE O +: O +To O +determine O +the O +efficacy O +and O +safety O +of O +amphotericin O +B O +oral O +suspension O +( O +ABOS O +) O +for O +the O +treatment O +of O +fluconazole O +refractory O +oral O +candidiasis O +in O +persons O +with O +HIV O +infection O +. O + +The O +experimentally O +mapped O +regions O +of O +RPB5 B-GENE +involved O +in O +these O +interactions O +correspond O +to O +distinct O +and O +surface O +- O +exposed O +alpha O +- O +helical O +structures O +. O + +The O +model O +indicates O +that O +a O +0 O +. O +076 O +% O +reduction O +in O +cigarette O +consumption O +is O +associated O +with O +the O +availability O +of O +nicotine O +patches O +after O +1992 O +. O + +Paper O +alert O +. O + +The O +tryptase B-GENE +locus I-GENE +also O +contains O +at O +least O +four O +tryptase B-GENE +- I-GENE +like I-GENE +pseudogenes I-GENE +, O +including O +mastin B-GENE +, O +a O +gene O +expressed O +in O +dogs O +but O +not O +in O +humans O +. O + +The O +cellular O +part O +of O +the O +third O +chimeric O +clone O +shows O +significant O +homology O +to O +an O +exon O +of O +the O +human B-GENE +tyrosine I-GENE +phosphatase I-GENE +1 I-GENE +gene I-GENE +, O +although O +oriented O +in O +the O +antisense O +direction O +compared O +to O +the O +adjacent O +LTR O +. O + +OBJECTIVE O +: O +This O +study O +was O +conducted O +to O +assess O +the O +relative O +roles O +of O +99mTc O +- O +sestamibi O +scintimammography O +and O +sonography O +in O +the O +evaluation O +of O +breast O +lesions O +that O +are O +indeterminate O +or O +suspicious O +on O +mammography O +or O +clinical O +examination O +. O + +Mutational O +analyses O +showed O +that O +in O +- O +frame O +stop O +codons O +introduced O +into O +five O +of O +seven O +RNA B-GENE +2 I-GENE +ORFs I-GENE +did O +not O +affect O +accumulation O +of O +progeny O +LIYV B-GENE +RNA I-GENE +1 I-GENE +or O +RNA B-GENE +2 I-GENE +, O +confirming O +that O +RNA B-GENE +2 I-GENE +does O +not O +encode O +proteins O +necessary O +for O +LIYV O +RNA O +replication O +. O + +Role O +of O +NH O +( O +2 O +) O +- O +and O +COOH O +- O +terminal O +domains O +of O +the O +P B-GENE +protein I-GENE +of O +human O +parainfluenza O +virus O +type O +3 O +in O +transcription O +and O +replication O +. O + +Phosphorylation O +of O +tyrosine O +residues O +in O +the O +kinase O +domain O +and O +juxtamembrane O +region O +regulates O +the O +biological O +and O +catalytic O +activities O +of O +Eph B-GENE +receptors I-GENE +. O + +RESULTS O +: O +Fournier O +' O +s O +gangrene O +occurs O +worldwide O +. O + +Genomic O +DNA O +sequencing O +in O +the O +vicinity O +of O +methylmalonyl B-GENE +- I-GENE +CoA I-GENE +mutase I-GENE +gene I-GENE +( O +mutAB B-GENE +) O +from O +a O +rifamycin O +SV O +- O +producing O +Amycolatopsis O +mediterranei O +U32 O +allowed O +us O +to O +clone O +, O +sequence O +, O +and O +identify O +a O +gene O +encoding O +a O +novel O +serine B-GENE +/ I-GENE +threonine I-GENE +protein I-GENE +kinase I-GENE +( O +amk B-GENE +) O +. O + +IL B-GENE +- I-GENE +2 I-GENE +is O +accepted O +as O +a O +standard O +treatment O +used O +alone O +, O +or O +in O +combination O +with O +chemotherapy O +or O +biotherapy O +in O +the O +management O +of O +metastatic O +melanoma O +and O +metastatic O +renal O +cell O +carcinoma O +. O + +Moreover O +, O +expression O +of O +antisense B-GENE +Ha I-GENE +- I-GENE +Ras I-GENE +or O +dominant B-GENE +negative I-GENE +Raf I-GENE +- I-GENE +1 I-GENE +abrogated O +the O +mitogenic O +effect O +of O +TGF B-GENE +- I-GENE +beta1 I-GENE +in O +TSU O +- O +Pr1 O +, O +and O +the O +TGF B-GENE +- I-GENE +beta1 I-GENE +inhibition O +of O +DU145 O +was O +switched O +to O +stimulation O +by O +V12Ha B-GENE +- I-GENE +Ras I-GENE +transfection O +. O + +Taken O +together O +, O +our O +data O +suggest O +that O +prostate O +carcinomas O +with O +the O +Ras B-GENE +/ O +MAPK B-GENE +pathway O +activation O +might O +have O +a O +selective O +growth O +advantage O +by O +autocrine O +TGF B-GENE +- I-GENE +beta1 I-GENE +production O +. O + +Vbeta B-GENE +segments O +are O +appended O +to O +DJbeta B-GENE +rearrangements O +, O +with O +little O +or O +no O +direct O +Vbeta B-GENE +to O +Jbeta B-GENE +joining O +, O +despite O +12 O +/ O +23 O +compatibility O +of O +Vbeta B-GENE +23 I-GENE +- I-GENE +RSSs I-GENE +and O +Jbeta12 B-GENE +- I-GENE +RSSs I-GENE +. O + +For O +oral O +administration O +, O +AUC0 O +- O +infinity O +was O +58 O +. O +47 O ++ O +/ O +- O +16 O +. O +37 O +microg O +x O +h O +/ O +ml O +, O +t1 O +/ O +2beta O +was O +18 O +. O +39 O ++ O +/ O +- O +0 O +. O +06 O +hours O +, O +maximum O +concentration O +( O +Cmax O +) O +was O +2 O +. O +12 O ++ O +/ O +- O +00 O +. O +51 O +microg O +/ O +ml O +, O +time O +to O +Cmax O +was O +2 O +. O +20 O ++ O +/ O +- O +2 O +. O +17 O +hours O +, O +mean O +absorption O +time O +was O +2 O +. O +09 O ++ O +/ O +- O +0 O +. O +51 O +hours O +, O +and O +bioavailability O +was O +42 O ++ O +/ O +- O +0 O +. O +42 O +% O +. O + +In O +experiment O +2 O +, O +no O +difference O +in O +gastric O +emptying O +of O +40 O +% O +peptone O +or O +25 O +% O +glucose O +was O +found O +between O +rats O +receiving O +TPN O +and O +those O +receiving O +intragastric O +nutrition O +for O +10 O +to O +12 O +days O +. O + +In O +contrast O +, O +H B-GENE +- I-GENE +NS I-GENE +negative O +regulation O +operated O +only O +in O +the O +absence O +of O +Fur B-GENE +. O + +Thus O +, O +SAG B-GENE +appears O +to O +control O +cell O +cycle O +progression O +in O +yeast O +by O +promoting O +ubiquitination O +and O +degradation O +of O +cell O +cycle O +regulatory O +proteins O +. O + +It O +brings O +about O +fatigue O +, O +negative O +moods O +, O +and O +impaired O +health O +, O +sleep O +, O +safety O +, O +and O +working O +capacity O +. O + +This O +demonstrates O +that O +treatment O +of O +the O +graft O +recipient O +for O +a O +relatively O +short O +period O +during O +and O +after O +surgery O +has O +a O +favorable O +effect O +on O +the O +survival O +of O +grafted O +dopaminergic O +neurons O +. O + +The O +relationships O +among O +blood O +concentrations O +of O +thyroid O +hormones O +and O +selenium O +, O +zinc O +, O +retinol O +, O +and O +alpha O +- O +tocopherol O +were O +studied O +in O +44 O +healthy O +Northern O +Italian O +oldest O +- O +old O +subjects O +( O +age O +range O +, O +90 O +- O +107 O +yr O +) O +, O +selected O +by O +the O +criteria O +of O +the O +SENIEUR O +protocol O +. O + +Chinese O +Spring O +( O +CS O +) O +carrying O +the O +Q B-GENE +gene I-GENE +to O +those O +of O +a O +chromosome O +deletion O +line O +of O +CS O +, O +namely O +, O +q5 O +, O +which O +lacks O +15 O +% O +of O +5AL O +including O +the O +Q B-GENE +gene I-GENE +. O + +Investigations O +using O +hippocampal O +slices O +maintained O +in O +vitro O +have O +demonstrated O +that O +bursts O +of O +oscillatory O +field O +potentials O +in O +the O +gamma O +frequency O +range O +( O +30 O +- O +80 O +Hz O +) O +are O +followed O +by O +a O +slower O +oscillation O +in O +the O +beta O +1 O +range O +( O +12 O +- O +20 O +Hz O +) O +. O + +Karger O +AG O +, O +Basel O + +During O +surgery O +bone O +cysts O +were O +excised O +and O +filled O +by O +bone O +grafts O +. O + +Urinary O +LTE4 O +increased O +after O +both O +challenges O +the O +rise O +being O +higher O +following O +oral O +as O +compared O +to O +inhalation O +provocation O +( O +p O += O +0 O +. O +0001 O +) O +. O + +Basal O +FVR O +was O +reduced O +by O +approximately O +18 O +% O +by O +ERT O +and O +HRT O +, O +but O +FVR O +responses O +to O +noradrenaline O +, O +angiotensin B-GENE +II I-GENE +, O +acetylcholine O +and O +nitroprusside O +were O +unaffected O +. O + +Three O +FGF B-GENE +- I-GENE +AS I-GENE +cDNAs I-GENE +were O +isolated O +; O +the O +full B-GENE +- I-GENE +length I-GENE +FGF I-GENE +- I-GENE +AS I-GENE +mRNA I-GENE +and O +two O +alternative O +splice O +variants O +lacking O +exon O +2 O +or O +exons O +2 O +and O +3 O +of O +the O +FGF B-GENE +- I-GENE +AS I-GENE +sequence I-GENE +. O + +Characterization O +of O +polymorphic O +TNRs O +in O +novel O +and O +even O +known O +genes O +expressed O +in O +human O +spinal O +cord O +is O +likely O +to O +help O +in O +the O +identification O +of O +new O +candidates O +for O +genes O +involved O +in O +neurodegenerative O +disorders O +. O + +Finally O +, O +in O +situ O +RNA O +hybridization O +studies O +revealed O +a O +very O +specific O +pattern O +of O +EphA8 B-GENE +gene I-GENE +expression O +restricted O +to O +the O +rostral O +region O +of O +midbrain O +tectum O +during O +embryonic O +development O +. O + +Transfection O +of O +cDNAs O +for O +three O +mutant O +enzymes O +into O +FPGS B-GENE +- O +null O +Chinese O +hamster O +ovary O +cells O +restored O +a O +reduced O +level O +of O +clonal O +growth O +, O +whereas O +a O +T339I O +mutant O +supported O +growth O +at O +a O +level O +comparable O +to O +that O +of O +the O +wild O +- O +type O +enzyme O +. O + +SETTING O +: O +University O +of O +Paris O +VII O +hospital O +. O +Patient O +( O +s O +) O +: O +Nine O +women O +had O +embolization O +for O +symptomatic O +myoma O +, O +with O +12 O +pregnancies O +observed O +. O + +Improving O +fissure O +sealant O +quality O +: O +mechanical O +preparation O +and O +filling O +level O +. O + +The O +Menopause O +- O +Rating O +- O +Scale O +( O +MRS O +I O +) O +was O +used O +in O +clinical O +practice O +since O +1992 O +. O + +The O +MRS O +II O +meets O +a O +high O +methodological O +standard O +as O +an O +instrument O +standardized O +in O +the O +population O +. O + +The O +protein O +encoded O +by O +the O +fruA B-GENE +transcript I-GENE +is O +well O +conserved O +with O +the O +D B-GENE +. I-GENE +melanogaster I-GENE +type I-GENE +A I-GENE +protein I-GENE +, O +particularly O +the O +BTB B-GENE +protein I-GENE +- O +protein O +- O +binding O +domain O +, O +which O +is O +encoded O +by O +exons O +I O +and O +II O +and O +is O +100 O +% O +conserved O +. O + +In O +addition O +, O +the O +mouse O +ortholog O +( O +Mharp B-GENE +/ O +Smarcal1 B-GENE +) O +was O +cloned O +, O +and O +the O +Caenorhabditis O +elegans O +ortholog O +( O +CEHARP B-GENE +) O +was O +identified O +in O +the O +GenBank O +database O +. O + +Sparfloxacin O +and O +clinafloxacin O +were O +evaluated O +against O +Enterococcus O +faecium O +SF2149 O +and O +Enterococcus O +faecalis O +WH245 O +, O +respectively O +. O + +ECP B-GENE +and O +tryptase B-GENE +levels O +in O +serum O +were O +measured O +before O +and O +after O +the O +last O +oral O +challenge O +. O + +Tolterodine O +users O +were O +7 O +. O +5 O +times O +more O +likely O +to O +have O +received O +another O +spasmolytic O +drug O +( O +RR O +7 O +. O +5 O +, O +95 O +% O +CI O +4 O +. O +8 O +to O +11 O +. O +9 O +) O +. O + +For O +an O +unsupervised O +program O +, O +the O +costs O +were O +estimated O +at O +$ O +311 O +for O +the O +first O +year O +and O +$ O +73 O +for O +all O +additional O +years O +. O + +The O +presence O +of O +such O +a O +putative O +RNA O +- O +binding O +domain O +suggests O +a O +mechanism O +for O +the O +observed O +autoregulation O +of O +bacteriophage O +T4 B-GENE +DNA I-GENE +polymerase I-GENE +synthesis O +by O +binding O +to O +its O +own O +mRNA O +. O + +Deletion O +and O +mutational O +analyses O +revealed O +two O +positive O +cis O +- O +regulatory O +elements O +in O +this O +region O +that O +are O +essential O +for O +CSX1 B-GENE +expression O +in O +cardiomyocytes O +. O + +Functional O +studies O +which O +introduced O +a O +mutation O +in O +the O +AP2 B-GENE +core I-GENE +binding I-GENE +region I-GENE +as O +well O +as O +cotransfection O +experiments O +using O +an O +AP2 B-GENE +expression O +vector O +revealed O +that O +AP2 B-GENE +exerts O +a O +repressive O +role O +on O +the O +HGF B-GENE +gene I-GENE +promoter I-GENE +activity O +. O + +In O +reconstitution O +experiments O +, O +we O +first O +showed O +that O +expression O +in O +the O +RAW O +264 O +. O +7 O +cell O +line O +of O +C B-GENE +- I-GENE +terminal I-GENE +Src I-GENE +kinase I-GENE +( O +Csk B-GENE +) O +inhibited O +and O +that O +of O +a O +membrane O +- O +anchored O +, O +gain O +- O +of O +- O +function O +Csk B-GENE +abolished O +the O +Fc B-GENE +gamma I-GENE +R I-GENE +- O +mediated O +signaling O +that O +leads O +to O +phagocytosis O +in O +a O +kinase O +- O +dependent O +manner O +. O + +In O +contrast O +, O +c B-GENE +- I-GENE +Src I-GENE +- I-GENE +derived I-GENE +construct I-GENE +( O +a B-GENE +- I-GENE +Src I-GENE +) O +, O +that O +was O +excluded O +from O +detergent O +- O +resistant O +membranes O +, O +could O +not O +restore O +the O +series O +of O +phagocytosis O +signaling O +. O + +The O +pJR O +vectors O +differ O +among O +them O +in O +: O +( O +a O +) O +the O +selectable O +marker O +( O +Saccharomyces O +cerevisiae O +LEU B-GENE +2 I-GENE +gene I-GENE +, O +which O +complements O +S B-GENE +. I-GENE +pombe I-GENE +leu1 I-GENE +- I-GENE +gene I-GENE +and O +S O +. O +pombe O +ura4 B-GENE ++ I-GENE +and O +his3 B-GENE ++ I-GENE +genes I-GENE +) O +; O +( O +b O +) O +the O +thiamine O +- O +repressible O +nmt1 B-GENE +promoter I-GENE +( O +3X O +, O +41X O +and O +81X O +with O +extremely O +high O +, O +moderate O +or O +low O +transcription O +efficiency O +, O +respectively O +) O +; O +and O +( O +c O +) O +the O +multiple O +cloning O +site O +( O +two O +multiple O +cloning O +sites O +, O +with O +12 O +restriction O +sites O +each O +) O +. O + +( O +GUT O +) O +Sera O +of O +30 O +montoux O +negative O +healthy O +adults O +( O +age O +/ O +sex O +matched O +) O +were O +taken O +as O +control O +by O +detecting O +IgG B-GENE +anti I-GENE +bodies I-GENE +to O +A60 B-GENE +antigen I-GENE +. O + +Franz O +Schubert O +- O +- O +his O +life O +, O +music O +and O +diseases O + +These O +results O +demonstrate O +that O +N O +- O +glycans O +flanking O +the O +receptor O +- O +binding O +site O +of O +the O +HA B-GENE +molecule I-GENE +are O +potent O +regulators O +of O +influenza O +virus O +growth O +, O +with O +the O +glycan O +at O +Asn149 O +being O +dominant O +and O +that O +at O +Asn123 O +being O +less O +effective O +. O + +RESULTS O +: O +The O +introduction O +of O +the O +PAIP O +resulted O +in O +a O +significant O +( O +p O +< O +0 O +. O +001 O +) O +reduction O +in O +contaminating O +WBCs O +( O +median O +, O +30 O +, O +000 O +) O +from O +the O +numbers O +seen O +with O +FIP O +( O +median O +, O +2 O +, O +300 O +, O +000 O +) O +while O +maintaining O +the O +separation O +efficacy O +( O +47 O +% O +) O +and O +separation O +time O +. O + +All O +were O +tested O +for O +serum O +ferritin B-GENE +( O +SF B-GENE +) O +, O +hemoglobin B-GENE +( O +Hb B-GENE +) O +level O +and O +asked O +for O +detailed O +histories O +of O +donations O +and O +iron O +supplementation O +. O + +Vascular B-GENE +endothelial I-GENE +growth I-GENE +factor I-GENE +( O +VEGF B-GENE +) O +, O +a O +potent O +agonist O +secreted O +by O +virtually O +all O +cells O +, O +controls O +migration O +and O +division O +of O +vascular O +endothelial O +cells O +. O + +The O +antioxidant O +agent O +pyrrolidine O +dithiocarbamate O +( O +PDTC O +) O +has O +been O +shown O +to O +protect O +endothelial O +cells O +( O +EC O +) O +from O +pro O +- O +inflammatory O +- O +induced O +and O +pro O +- O +oxidant O +- O +induced O +NF B-GENE +- I-GENE +kappaB I-GENE +activation O +. O + +We O +further O +studied O +the O +effects O +of O +SIE B-GENE +- I-GENE +1 I-GENE +hypermethylation O +on O +p21WAF1 B-GENE +induction O +by O +STAT B-GENE +activation O +. O + +In O +the O +pRb B-GENE +( I-GENE +- I-GENE +) I-GENE +SAOS O +- O +2 O +cell O +line O +transiently O +transfected O +with O +a O +reporter O +plasmid O +containing O +six O +tal B-GENE +- I-GENE +1 I-GENE +binding I-GENE +site I-GENE +, O +pRb B-GENE +enhances O +the O +transcriptional O +activity O +of O +tal B-GENE +- I-GENE +1 I-GENE +- O +E12 B-GENE +- O +Lmo2 B-GENE +and O +tal B-GENE +- I-GENE +1 I-GENE +- O +E12 B-GENE +- O +Lmo2 B-GENE +- O +Ldb1 B-GENE +complexes O +but O +not O +that O +of O +a O +tal B-GENE +- I-GENE +1 I-GENE +- O +E12 B-GENE +heterodimer O +. O + +This O +effect O +was O +not O +seen O +in O +conjunction O +with O +oxycodone O +, O +a O +morphine B-GENE +- I-GENE +like I-GENE +mu I-GENE +- I-GENE +receptor I-GENE +agonist O +. O + +Neurofibromatosis O +of O +the O +breast O +in O +a O +patient O +with O +Morbus O +von O +Recklinghausen O + +In O +the O +premating O +period O +male O +rate O +of O +aggression O +was O +not O +significantly O +correlated O +with O +testosterone O +level O +. O + +These O +results O +support O +the O +hypothesis O +that O +in O +the O +presence O +of O +tryptophan O +the O +ribosome O +translating O +tnaC B-GENE +blocks O +Rho B-GENE +' O +s O +access O +to O +the O +boxA B-GENE +and O +rut B-GENE +sites I-GENE +, O +thereby O +preventing O +transcription O +termination O +. O + +In O +situ O +hybridization O +with O +the O +antisense O +RNA O +probes O +further O +supported O +the O +expression O +changes O +of O +these O +six O +clones O +and O +localized O +the O +changes O +in O +multiple O +germ O +cell O +stages O +as O +well O +as O +other O +cell O +types O +( O +Sertoli O +, O +interstitial O +and O +peritubular O +cells O +) O +. O + +The O +administration O +of O +the O +GnRH B-GENE +agonist O +reduced O +the O +bone O +mineral O +density O +in O +the O +whole O +femur O +to O +91 O +. O +0 O +% O +of O +that O +in O +the O +control O +group O +. O + +This O +study O +shows O +that O +C B-GENE +/ I-GENE +EBPbeta I-GENE +is O +the O +predominant O +C B-GENE +/ I-GENE +EBP I-GENE +isoform I-GENE +found O +in O +activated O +stellate O +cells O +and O +that O +increased O +C B-GENE +/ I-GENE +EBPbeta I-GENE +protein I-GENE +and O +C B-GENE +/ I-GENE +EBPbeta I-GENE +binding O +to O +a O +proximal O +C B-GENE +/ I-GENE +EBP I-GENE +binding I-GENE +site I-GENE +in O +the O +promoter O +mediates O +the O +activating O +effect O +of O +acetaldehyde O +. O + +As O +with O +VP16 B-GENE +, O +the O +transactivation O +function O +of O +Luman B-GENE +is O +also O +regulated O +by O +HCF B-GENE +. O + +After O +two O +successive O +rounds O +of O +selection O +by O +focus O +formation O +assay O +, O +a O +transforming O +ribozyme O +( O +Rz007 B-GENE +) O +was O +identified O +. O + +G O +. O +, O +and O +Hyde O +, O +C O +. O + +The O +ATR O +- O +X O +syndrome O +results O +from O +mutations O +of O +the O +XH2 B-GENE +gene I-GENE +, O +located O +on O +the O +X O +chromosome O +( O +Xq13 O +. O +3 O +) O +and O +coding O +for O +a O +transacting O +factor O +which O +regulates O +gene O +expression O +. O + +AIMS O +: O +To O +evaluate O +the O +role O +of O +environmental O +intra O +- O +uterine O +factors O +in O +determining O +the O +birthweights O +of O +twins O +with O +increased O +susceptibility O +to O +diabetes O +and O +discordant O +for O +abnormal O +responses O +to O +the O +oral O +glucose O +tolerance O +test O +( O +OGTT O +) O +and O +verify O +the O +possible O +association O +of O +within O +- O +pair O +birthweight O +differences O +and O +metabolic O +abnormalities O +in O +adult O +life O +. O + +In O +NASCIS O +III O +, O +a O +randomization O +imbalance O +occurred O +that O +allocated O +a O +disproportionate O +number O +of O +patients O +with O +no O +motor O +deficit O +( O +and O +therefore O +no O +chance O +for O +recovery O +) O +to O +the O +lower O +dose O +control O +group O +. O + +Penicillin B-GENE +acylase I-GENE +( O +PA B-GENE +) O +from O +Escherichia O +coli O +ATCC11105 O +is O +a O +periplasmic O +heterodimer O +consisting O +of O +a O +24 O +kDa O +small O +subunit O +and O +a O +65 O +kDa O +large O +subunit O +. O + +A O +murine O +expressed O +sequence O +tag O +( O +EST O +) O +showing O +homology O +with O +erythropoietin B-GENE +receptor I-GENE +( O +EPOR B-GENE +) O +was O +identified O +in O +the O +EST O +database O +. O + +When O +the O +LCx O +was O +partially O +occluded O +, O +mild O +PM O +- O +induced O +tachycardia O +resulted O +in O +decreased O +AoP O +( O +P O += O +0 O +. O +045 O +) O +as O +well O +as O +in O +decreased O +SV O +( O +P O += O +0 O +. O +048 O +) O +; O +the O +LVEDP O +remained O +high O +( O +P O += O +0 O +. O +002 O +) O +. O + +Activation O +of O +nuclear B-GENE +factor I-GENE +( I-GENE +NF I-GENE +) I-GENE +- I-GENE +kappaB I-GENE +and O +subsequent O +proinflammatory O +gene O +expression O +in O +human O +airway O +epithelial O +cells O +can O +be O +evoked O +by O +oxidative O +stress O +. O + +GAP O +JUNCTIONS O +IN O +THE O +BRAIN O +: O +PREFACE O +. O + +We O +have O +isolated O +and O +functionally O +characterized O +the O +mouse O +gene O +for O +the O +C2 O +subunit O +of O +the O +20S B-GENE +proteasome I-GENE +. O + +Furthermore O +, O +as O +in O +the O +human O +gene O +, O +the O +3 O +' O +end O +of O +the O +Cacna1f B-GENE +gene I-GENE +maps O +within O +5 O +kb O +of O +the O +5 O +' O +end O +of O +the O +mouse B-GENE +synaptophysin I-GENE +gene I-GENE +in O +a O +region O +orthologous O +to O +Xp11 O +. O +23 O +. O + +With O +the O +human B-GENE +Rhotekin I-GENE +cDNA I-GENE +as O +a O +probe O +, O +Northern O +hybridization O +revealed O +that O +a O +4 O +. O +0 O +- O +kb O +transcript O +was O +expressed O +at O +a O +high O +level O +in O +prostate O +and O +at O +a O +middle O +level O +in O +13 O +of O +16 O +tissues O +examined O +, O +but O +it O +cannot O +be O +detected O +in O +liver O +and O +lung O +tissues O +. O + +Similarly O +, O +co O +- O +expression O +of O +a O +dominant O +- O +negative O +mutant O +of O +p38alpha B-GENE +, O +but O +not O +of O +ERK1 B-GENE +, O +ERK2 B-GENE +, O +JNK1 B-GENE +, O +or O +JNK2 B-GENE +, O +reduces O +basal O +and O +cadmium O +- O +induced O +pE1 B-GENE +- I-GENE +luc I-GENE +activity O +. O + +BACKGROUND O +: O +Gamma O +knife O +radiosurgery O +( O +GKR O +) O +is O +a O +safe O +and O +effective O +alternative O +to O +surgery O +for O +intracranial O +lesions O +. O + +It O +is O +mainly O +transcribed O +in O +neural O +structures O +and O +in O +developing O +organs O +characterized O +by O +epithelial O +- O +mesenchymal O +interactions O +. O + +CONCLUSION O +: O +The O +alpha2 O +- O +adrenergic O +antagonist O +idazoxan O +increases O +glucose O +- O +induced O +sympathetic O +activity O +but O +not O +energy O +expenditure O +in O +obese O +subjects O +. O + +Next O +, O +we O +show O +that O +two O +EMS O +- O +induced O +mutations O +, O +previously O +shown O +to O +interact O +genetically O +with O +zipper O +( O +Ebr B-GENE +) O +, O +disrupt O +the O +RhoA B-GENE +locus I-GENE +. O + +Therefore O +, O +the O +results O +indicate O +that O +repeated O +exposure O +to O +amphetamine O +or O +apomorphine O +overcomes O +the O +context O +- O +dependent O +component O +of O +sensitization O +of O +amphetamine O +- O +or O +apomorphine O +- O +induced O +stereotyped O +behavior O +. O + +Testing O +for O +serum B-GENE +IgM I-GENE +binding O +to O +GM1 O +ganglioside O +in O +clinical O +practice O +. O + +Objective O +responses O +also O +occurred O +in O +studies O +that O +explored O +sequential O +use O +of O +exemestane O +after O +failure O +of O +aminoglutethimide O +( O +26 O +% O +with O +exemestane O +200 O +mg O +/ O +day O +) O +or O +other O +nonsteroidal O +aromatase B-GENE +inhibitors O +( O +6 O +. O +6 O +% O +with O +exemestane O +25 O +mg O +/ O +day O +) O +. O + +The O +science O +of O +tissue O +engineering O +. O + +Endonuclease B-GENE +III I-GENE +( O +Nth B-GENE +) O +of O +Escherichia O +coli O +is O +a O +DNA B-GENE +glycosylase I-GENE +essential O +for O +the O +removal O +of O +oxidised O +pyrimidine O +base O +residues O +from O +DNA O +. O + +The O +duration O +of O +reactive O +hyperemia O +decreased O +with O +aging O +, O +but O +the O +difference O +between O +males O +and O +females O +was O +not O +significant O +at O +any O +age O +. O + +Acquired O +bile O +duct O +blockage O +: O +entry O +of O +hepatobiliary O +agent O +into O +an O +intrahepatic O +abscess O +. O + +Furthermore O +, O +this O +study O +looks O +at O +the O +impact O +of O +synthesis O +conditions O +on O +block O +length O +and O +crystallinity O +, O +and O +the O +impact O +of O +the O +blocking O +on O +both O +, O +crystallinity O +and O +solubility O +of O +the O +polymers O +. O + +However O +, O +little O +was O +understood O +about O +the O +normal O +function O +of O +CREB B-GENE +- I-GENE +2 I-GENE +in O +mammalian O +development O +or O +organ O +physiology O +. O + +Both O +the O +MVBF O +and O +the O +maximum O +EMG O +activity O +in O +the O +right O +masseter O +and O +the O +left O +anterior O +temporalis O +muscles O +were O +significantly O +decreased O +during O +muscle O +pain O +when O +the O +subjects O +bit O +on O +the O +painful O +side O +. O + +The O +total O +alkaloids O +contained O +in O +the O +peel O +of O +Atzimba O +, O +Lopez O +, O +Marciana O +, O +Montsama O +, O +Murca O +, O +and O +Puebla O +was O +lower O +than O +the O +limits O +recommended O +for O +food O +safety O +. O + +The O +detection O +success O +rate O +was O +determined O +for O +different O +markers O +using O +this O +MEK B-GENE +. O + +Herein O +, O +we O +show O +that O +Smad3 B-GENE +physically O +interacts O +with O +the O +HMG B-GENE +box O +domain O +of O +LEF1 B-GENE +and O +that O +TGFbeta B-GENE +and O +Wnt B-GENE +pathways O +synergize O +to O +activate O +transcription O +of O +the O +Xenopus O +homeobox O +gene O +twin B-GENE +( O +Xtwn B-GENE +) O +. O + +The O +transmembrane O +topology O +of O +Na O +( O ++ O +) O +/ O +H O +( O ++ O +) O +exchanger O +NHE3 B-GENE +has O +been O +studied O +using O +in O +vitro O +transcription O +/ O +translation O +of O +two O +types O +of O +fusion O +vectors O +designed O +to O +test O +membrane O +insertion O +properties O +of O +cDNA O +sequences O +encoding O +putative O +NHE3 B-GENE +membrane O +spanning O +domains O +( O +msds O +) O +. O + +Members O +of O +the O +titin B-GENE +/ O +myosin B-GENE +light I-GENE +chain I-GENE +kinase I-GENE +family O +play O +an O +essential O +role O +in O +the O +organization O +of O +the O +actin B-GENE +/ O +myosin B-GENE +cytoskeleton O +, O +especially O +in O +sarcomere O +assembly O +and O +function O +. O + +Furthermore O +, O +a O +pTyr317 B-GENE +Shc I-GENE +phosphopeptide I-GENE +selectively O +recognized O +Grb2 B-GENE +, O +Sos1 B-GENE +, O +SHIP B-GENE +, O +and O +the O +p85 B-GENE +subunit I-GENE +of O +phosphatidylinositol B-GENE +3 I-GENE +' I-GENE +kinase I-GENE +from O +mast O +cells O +, O +as O +characterized O +by O +mass O +spectrometry O +. O + +Although O +increased O +expression O +of O +the O +HMG B-GENE +- I-GENE +I I-GENE +/ I-GENE +Y I-GENE +proteins I-GENE +is O +associated O +with O +cellular O +proliferation O +, O +neoplastic O +transformation O +, O +and O +several O +human O +cancers O +, O +the O +role O +of O +these O +proteins O +in O +the O +pathogenesis O +of O +malignancy O +remains O +unclear O +. O + +The O +naltrexone O +/ O +lofexidine O +combination O +was O +associated O +with O +a O +more O +rapid O +resolution O +of O +the O +opiate O +withdrawal O +syndrome O +than O +a O +7 O +- O +day O +lofexidine O +- O +only O +treatment O +schedule O +, O +without O +substantial O +increases O +in O +withdrawal O +symptoms O +or O +hypotensive O +side O +- O +effects O +. O + +The O +unfolded O +protein O +response O +regulates O +multiple O +aspects O +of O +secretory O +and O +membrane O +protein O +biogenesis O +and O +endoplasmic O +reticulum O +quality O +control O +. O + +PNRC B-GENE +: O +a O +proline O +- O +rich O +nuclear O +receptor O +coregulatory O +protein O +that O +modulates O +transcriptional O +activation O +of O +multiple O +nuclear O +receptors O +including O +orphan O +receptors O +SF1 B-GENE +( O +steroidogenic B-GENE +factor I-GENE +1 I-GENE +) O +and O +ERRalpha1 B-GENE +( O +estrogen B-GENE +related I-GENE +receptor I-GENE +alpha I-GENE +- I-GENE +1 I-GENE +) O +. O + +Studies O +using O +a O +reporter O +plasmid O +with O +a O +functionally O +disrupted O +sterol O +- O +responsive O +element O +( O +SRE O +) O +- O +1 O +revealed O +a O +reduced O +stimulatory O +response O +to O +IL B-GENE +- I-GENE +6 I-GENE +. O + +However O +, O +there O +is O +still O +a O +subset O +of O +tumors O +that O +displayed O +no O +changes O +in O +these O +genes O +. O + +Bailey O +Instruments O +and O +Owen O +Mumford O +filaments O +were O +the O +most O +accurate O +with O +100 O +% O +buckling O +within O ++ O +/ O +- O +1 O +. O +0 O +g O +of O +10 O +g O +. O + +PARTICIPANTS O +: O +Convenience O +sample O +of O +ambulatory O +outpatients O +with O +hereditary O +motor O +and O +sensory O +neuropathy O +, O +type O +I O +( O +n O += O +9 O +) O +, O +myotonic O +muscular O +dystrophy O +( O +n O += O +10 O +) O +, O +and O +able O +- O +bodied O +controls O +( O +n O += O +11 O +) O +. O + +The O +effect O +of O +water O +deprivation O +for O +19 O +h O +on O +renal O +Na O +excretion O +of O +conscious O +adrenalectomized O +( O +ADX O +) O +sheep O +maintained O +on O +a O +constant O +intravenous O +infusion O +of O +aldosterone O +and O +cortisol O +( O +ADX O +- O +constant O +steroid O +sheep O +) O +was O +investigated O +. O + +Neither O +is O +it O +a O +major O +cause O +of O +rehydration O +- O +induced O +renal O +Na O +retention O +. O + +CONCLUSION O +: O +Rheumatic O +fever O +in O +the O +Nazareth O +area O +is O +still O +manifest O +. O + +Antithrombin B-GENE +III I-GENE +deficiency O +: O +when O +substitute O +, O +when O +heparin O +? O +Thrombosis O +ABC O +, O +3 O +: O +The O +role O +of O +antithrombin B-GENE +III I-GENE + +Specific O +class B-GENE +I I-GENE +and I-GENE +II I-GENE +histone I-GENE +deacetylases I-GENE +( O +HDACs B-GENE +) O +interact O +in O +vivo O +with O +BCoR B-GENE +, O +suggesting O +that O +BCoR B-GENE +may O +functionally O +link O +these O +two O +classes O +of O +HDACs B-GENE +. O + +This O +is O +the O +first O +example O +of O +a O +eukaryotic O +transcription O +factor O +complex O +containing O +both O +a O +MADS B-GENE +- I-GENE +box I-GENE +and O +a O +forkhead B-GENE +protein I-GENE +, O +and O +it O +has O +important O +implications O +for O +the O +regulation O +of O +mammalian O +gene O +expression O +. O + +After O +screening O +the O +Berkeley O +Drosophila O +Genome O +Project O +database O +with O +sequences O +from O +a O +recently O +characterized O +Leu B-GENE +- I-GENE +rich I-GENE +repeats I-GENE +- I-GENE +containing I-GENE +G I-GENE +protein I-GENE +- I-GENE +coupled I-GENE +receptor I-GENE +( O +LGR B-GENE +) O +from O +Drosophila O +( O +DLGR B-GENE +- I-GENE +1 I-GENE +) O +, O +we O +identified O +a O +second O +gene O +for O +a O +different O +LGR B-GENE +( O +DLGR B-GENE +- I-GENE +2 I-GENE +) O +and O +cloned O +its O +cDNA O +. O + +Degenerate O +primers O +homologous O +to O +highly O +conserved O +regions O +of O +known O +CYP3A B-GENE +sequences I-GENE +were O +used O +for O +initial O +RT O +- O +PCRs O +. O + +When O +cells O +were O +microinjected O +with O +TFOs O +designed O +to O +bind O +to O +a O +30 O +- O +bp O +polypurine O +site O +situated O +between O +the O +two O +TK B-GENE +genes I-GENE +, O +recombination O +was O +observed O +at O +frequencies O +in O +the O +range O +of O +1 O +% O +, O +2 O +, O +500 O +- O +fold O +above O +the O +background O +. O + +Methyllevamisole O +was O +used O +as O +the O +internal O +standard O +. O + +Only O +transcripts O +specific O +for O +TSGF B-GENE +- I-GENE +2 I-GENE +are O +detected O +in O +ovary O +and O +testes O +tissues O +of O +adults O +as O +well O +as O +in O +puparia O +, O +while O +neither O +gene O +is O +expressed O +during O +the O +larval O +developmental O +stages O +. O + +In O +a O +gel O +retardation O +assay O +using O +HepG2 O +nuclear O +extracts O +, O +the O +5 O +' O +flanking O +sequence O +from O +- O +74 O +to O +- O +46 O +showed O +a O +shifted O +band O +. O + +Coimmunoprecipitation O +experiments O +performed O +in O +transfected O +cells O +showed O +that O +BCMA B-GENE +associates O +with O +TNFR B-GENE +- I-GENE +associated I-GENE +factor I-GENE +( I-GENE +TRAF I-GENE +) I-GENE +1 I-GENE +, O +TRAF2 B-GENE +, O +and O +TRAF3 B-GENE +adaptor I-GENE +proteins I-GENE +. O + +Since O +the O +RINX B-GENE +gene I-GENE +is O +likely O +an O +ortholog O +of O +the O +goldfish B-GENE +Vsx1 I-GENE +gene I-GENE +, O +it O +has O +been O +named O +VSX1 B-GENE +by O +the O +Human O +Gene O +Nomenclature O +Committee O +. O + +The O +chromosomal O +localization O +on O +distal O +chromosome O +7 O +places O +it O +in O +a O +cluster O +of O +imprinted O +genes O +, O +flanked O +by O +the O +previously O +described O +Tapa1 B-GENE +and O +Kcnq1 B-GENE +genes I-GENE +. O + +The O +present O +study O +was O +designed O +to O +evaluate O +the O +sensitivity O +and O +specificity O +of O +AMP O +CT O +( O +Gen O +- O +Probe O +Incorporated O +, O +San O +Diego O +, O +CA O +, O +USA O +) O +on O +urogenital O +specimens O +taken O +from O +symptomatic O +patients O +and O +on O +first O +void O +urine O +( O +FVU O +) O +specimens O +from O +asymptomatic O +patients O +. O + +The O +linear O +plasmid O +pCLU1 O +from O +the O +yeast O +Kluyveromyces O +lactis O +normally O +replicates O +in O +the O +cytoplasm O +, O +with O +the O +aid O +of O +the O +helper O +linear O +plasmid O +pGKL2 O +, O +using O +terminal B-GENE +protein I-GENE +( O +TP B-GENE +) O +as O +a O +primer O +. O + +The O +repetitive O +ETn B-GENE +( O +early B-GENE +transposon I-GENE +) O +family O +of O +sequences O +represents O +an O +active O +" O +mobile O +mutagen O +" O +in O +the O +mouse O +genome O +. O + +The O +two O +main O +experimental O +variables O +were O +the O +attended O +hemifield O +( O +left O +or O +right O +) O +and O +the O +proportion O +of O +trials O +requiring O +a O +shift O +within O +that O +hemifield O +( O +20 O +% O +or O +80 O +% O +) O +. O + +The O +measurement O +of O +NO O +in O +biological O +systems O +using O +chemiluminescence O +. O + +Biochemical O +examinations O +of O +calcium O +- O +phosphorus O +metabolism O +included O +ions O +and O +PTH B-GENE +concentrations O +in O +blood O +serum O +, O +and O +the O +activity O +of O +bone O +isoenzyme O +of O +AP B-GENE +. O + +Atorvastatin O +was O +the O +most O +cost O +- O +effective O +HMG B-GENE +- I-GENE +CoA I-GENE +reductase I-GENE +inhibitor O +. O + +Pharmacoeconomic O +assessment O +of O +HMG B-GENE +- I-GENE +CoA I-GENE +reductase I-GENE +inhibitor O +therapy O +: O +an O +analysis O +based O +on O +the O +CURVES O +study O +. O + +Interestingly O +, O +although O +E O +domains O +of O +these O +two O +receptors O +are O +much O +less O +conserved O +, O +replacement O +of O +this O +domain O +in O +rtER B-GENE +by O +its O +human O +counterpart O +resulted O +in O +higher O +estradiol O +sensitivity O +but O +no O +increase O +in O +the O +magnitude O +of O +transactivation O +. O + +G O +- O +DNA O +is O +a O +four O +- O +stranded O +DNA O +structure O +with O +diverse O +putative O +biological O +roles O +. O + +The O +effectiveness O +of O +NRT O +appears O +to O +be O +largely O +independent O +of O +the O +intensity O +of O +additional O +support O +provided O +to O +the O +smoker O +. O + +8 O +% O +( O +95 O +% O +CI O +, O +21 O +. O +3 O +- O +44 O +. O +3 O +% O +) O +. O + +In O +contrast O +, O +the O +action O +of O +GLP B-GENE +- I-GENE +1 I-GENE +at O +the O +CRE O +was O +not O +blocked O +by O +cotransfection O +with O +M1 B-GENE +- I-GENE +CREB I-GENE +, O +an O +isoform O +that O +lacks O +a O +consensus O +serine O +residue O +serving O +as O +substrate O +for O +PKA B-GENE +- O +mediated O +phosphorylation O +. O + +Because O +all O +PDGFbetaR B-GENE +fusions I-GENE +described O +thus O +far O +result O +in O +splicing O +to O +a O +common O +exon O +of O +this O +gene O +, O +we O +performed O +5 O +' O +- O +rapid O +amplification O +of O +cDNA O +ends O +PCR O +on O +patient O +RNA O +. O + +CONCLUSIONS O +: O +In O +essential O +hypertension O +an O +acute O +protein O +load O +induces O +a O +decrease O +in O +GFR O +that O +may O +normalize O +under O +antihypertensive O +treatment O +. O + +This O +finding O +suggested O +that O +the O +PI3K B-GENE +- O +Akt B-GENE +activation O +pathway O +plays O +some O +role O +in O +the O +antiapoptotic O +effect O +of O +EPO B-GENE +. O + +Nine O +DNA O +fragments O +that O +were O +specifically O +recognized O +and O +bound O +by O +histidine O +- O +tagged O +AdpA B-GENE +were O +isolated O +by O +cycles O +of O +a O +gel O +mobility O +shift O +- O +PCR O +method O +. O + +To O +determine O +whether O +the O +NTP O +- O +binding O +motif O +is O +important O +for O +Rad24 B-GENE +function O +, O +we O +mutated O +the O +conserved O +lysine O +( O +115 O +) O +residue O +in O +this O +motif O +. O + +The O +carboxyl O +- O +terminal O +proline O +- O +rich O +domain O +of O +SOS1 B-GENE +is O +involved O +in O +the O +interaction O +with O +the O +PLC B-GENE +- I-GENE +gamma1 I-GENE +SH3 B-GENE +domain I-GENE +. O + +From O +transient O +expression O +studies O +, O +we O +could O +demonstrate O +that O +the O +SH3 B-GENE +domain I-GENE +of O +PLC B-GENE +- I-GENE +gamma1 I-GENE +is O +necessary O +for O +the O +association O +with O +SOS1 B-GENE +in O +vivo O +. O + +Wnt B-GENE +- I-GENE +1 I-GENE +overexpression O +in O +mammary O +epithelial O +cells O +induced O +cyclin B-GENE +D1 I-GENE +mRNA I-GENE +and O +targeted O +overexpression O +of O +Wnt B-GENE +- I-GENE +1 I-GENE +in O +the O +mammary O +gland O +of O +transgenic O +mice O +increased O +both O +ILK B-GENE +activity O +and O +cyclin B-GENE +D1 I-GENE +levels O +. O + +Intravenous O +versus O +oral O +administration O +of O +amitriptyline O +in O +patients O +with O +major O +depression O +. O + +Deletion O +of O +the O +RVH B-GENE +domain I-GENE +resulted O +in O +loss O +of O +Ca O +( O +2 O ++ O +) O +- O +dependent O +activation O +. O + +Logistic O +regression O +analysis O +revealed O +that O +physicians O +were O +3 O +. O +6 O +times O +more O +likely O +to O +detect O +thin O +lesions O +( O +< O +/ O += O +0 O +. O +75 O +mm O +) O +compared O +with O +nonphysician O +detectors O +( O +95 O +% O +confidence O +interval O +[ O +95 O +% O +CI O +] O +, O +2 O +. O +1 O +, O +6 O +. O +5 O +; O +P O += O +0 O +. O +0001 O +) O +. O + +Erythema O +exsudativum O +multiforme O +induced O +by O +granulocyte B-GENE +colony I-GENE +- I-GENE +stimulating I-GENE +factor I-GENE +in O +an O +allogeneic O +peripheral O +blood O +stem O +cell O +donor O +. O + +VaI O +and O +VaII O +co O +- O +immunoprecipitated O +with O +ErbB2 B-GENE +, O +but O +not O +with O +ErbB1 B-GENE +, O +ErbB3 B-GENE +, O +or O +ErbB4 B-GENE +. O + +While O +interactions O +of O +WT O +and O +variant O +TGF B-GENE +- I-GENE +alpha I-GENE +with O +the O +ErbBs B-GENE +all O +result O +in O +ErbB2 B-GENE +activation O +, O +they O +produce O +different O +biological O +consequences O +, O +suggesting O +that O +the O +various O +TGF B-GENE +- I-GENE +alpha I-GENE +precursors I-GENE +differentially O +modulate O +ErbB B-GENE +signaling O +. O + +In O +contrast O +to O +full B-GENE +- I-GENE +length I-GENE +E2F I-GENE +- I-GENE +3 I-GENE +, O +which O +is O +expressed O +only O +at O +the O +G1 O +/ O +S O +boundary O +, O +E2F B-GENE +- I-GENE +3B I-GENE +is O +detected O +throughout O +the O +cell O +cycle O +with O +peak O +levels O +in O +GO O +where O +it O +is O +associated O +with O +Rb B-GENE +. O + +Developmental O +toxicity O +of O +the O +class O +III O +antiarrhythmic O +agent O +almokalant O +in O +mice O +. O + +In O +addition O +to O +its O +effect O +in O +augmenting O +the O +neutrophil O +response O +to O +eccentric O +exercise O +, O +vitamin O +E O +causes O +a O +greater O +increase O +in O +circulating O +creatine B-GENE +kinase I-GENE +activity O +, O +perhaps O +indicating O +increased O +skeletal O +muscle O +repair O +. O + +CONCLUSION O +: O +The O +authors O +emphasize O +that O +the O +initial O +management O +of O +primary O +STS O +should O +be O +adequate O +and O +suggest O +that O +safty O +margin O +of O +> O +or O += O +2 O +cm O +should O +be O +adhered O +to O +. O + +Measurements O +were O +compared O +with O +two O +computerised O +treatment O +planning O +systems O +- O +- O +Theraplan O +VO5B O +and O +ADAC O +Pinnacle3 O +V4 O +. O +0b O +. O + +Activation O +was O +biphasic O +; O +peaking O +at O +5 O +- O +10 O +min O +and O +24 O +h O +after O +treatment O +. O + +Whereas O +MARTA1 B-GENE +is O +clearly O +detectable O +in O +crude O +lysates O +, O +cytosolic O +and O +ribosomal O +salt O +- O +wash O +fractions O +, O +and O +in O +nuclear O +extracts O +, O +MARTA2 B-GENE +is O +preferentially O +found O +in O +the O +ribosomal O +salt O +- O +wash O +preparation O +. O + +Five O +of O +the O +PDP1 B-GENE +isoforms I-GENE +differ O +by O +the O +substitution O +or O +insertion O +of O +amino O +acids O +at O +or O +near O +the O +N O +- O +terminal O +of O +the O +protein O +. O + +The O +optimum O +technique O +for O +the O +pathological O +examination O +of O +sentinel O +lymph O +nodes O +( O +SLNs O +) O +is O +still O +under O +debate O +. O + +Partial O +correction O +of O +anemia O +with O +recombinant B-GENE +human I-GENE +erythropoietin I-GENE +likely O +reduces O +left O +ventricular O +mass O +and O +volume O +. O + +This O +study O +demonstrated O +that O +the O +PFA O +- O +100 O +analyzer O +can O +accurately O +assess O +vWF B-GENE +- O +dependent O +platelet O +function O +and O +detect O +other O +platelet O +defects O +under O +high O +shear O +stress O +in O +complex O +patient O +populations O +. O + +We O +recently O +reported O +the O +molecular O +cloning O +of O +a O +PL B-GENE +scramblase I-GENE +of O +human O +( O +HuPLSCR1 B-GENE +) O +and O +mouse O +origin O +, O +respectively O +. O + +To O +analyze O +the O +regulatory O +activity O +of O +Gtx B-GENE +, O +we O +first O +identified O +the O +optimal O +Gtx B-GENE +- I-GENE +binding I-GENE +sequence I-GENE +using O +an O +in O +vitro O +DNA O +- O +binding O +assay O +. O + +Using O +an O +oligomer O +duplex O +5 O +' O +- O +A O +( O +GGGTTA O +) O +( O +5 O +) O +- O +3 O +' O +/ O +5 O +' O +- O +( O +TAACCC O +) O +( O +5 O +) O +T O +- O +3 O +' O +as O +a O +template O +- O +primer O +, O +we O +show O +that O +both O +the O +Klenow B-GENE +fragment I-GENE +of I-GENE +Escherichia I-GENE +coli I-GENE +DNA I-GENE +polymerase I-GENE +I I-GENE +and O +HIV B-GENE +reverse I-GENE +transcriptase I-GENE +could O +expand O +telomere O +DNA O +sequences O +as O +well O +, O +giving O +products O +greater O +than O +the O +size O +of O +the O +template O +DNA O +. O + +Cdk2 B-GENE +and O +MAPK B-GENE +precipitates O +from O +untreated O +tumor O +lysates O +phosphorylated O +recombinant B-GENE +wild I-GENE +- I-GENE +type I-GENE +p27 I-GENE +but O +not O +the O +T187A O +mutant O +in O +vitro O +. O + +The O +loss O +of O +avirulence O +activity O +because O +of O +mutations O +in O +the O +acidic O +transcriptional O +activation O +domain O +was O +restored O +by O +addition O +of O +the O +activation O +domain O +from O +the O +herpes B-GENE +simplex I-GENE +viral I-GENE +protein I-GENE +VP16 I-GENE +. O + +Mutations O +in O +the O +RP2 B-GENE +locus I-GENE +at I-GENE +Xp11 I-GENE +. I-GENE +3 I-GENE +were O +found O +in O +a O +further O +10 O +- O +20 O +% O +of O +XLRP O +patients O +, O +as O +predicted O +from O +linkage O +studies O +. O + +Subsequently O +, O +HD O +inhibited O +healing O +because O +it O +significantly O +delayed O +epithelialization O +and O +caused O +protracted O +inflammation O +. O + +The O +effectiveness O +of O +the O +haemodialysate O +Solcoseryl O +for O +second O +- O +intention O +wound O +healing O +in O +horses O +and O +ponies O +. O + +Although O +there O +is O +little O +evidence O +that O +diet O +composition O +plays O +a O +clinically O +important O +role O +in O +the O +absorption O +or O +expenditure O +of O +energy O +, O +it O +does O +appear O +to O +play O +a O +role O +in O +food O +intake O +. O + +These O +findings O +were O +reinforced O +by O +an O +analysis O +that O +was O +restricted O +to O +living O +donor O +transplants O +without O +acute O +rejection O +. O + +The O +genome O +of O +the O +human O +herpesvirus O +8 O +( O +HHV O +- O +8 O +) O +contains O +a O +cluster O +of O +open O +reading O +frames O +( O +ORFs O +) O +encoding O +proteins O +with O +homology O +to O +the O +cellular O +transcription O +factors O +of O +the O +interferon B-GENE +regulatory I-GENE +factor I-GENE +( O +IRF B-GENE +) O +family O +. O + +Despite O +these O +limitations O +the O +CHIME O +monitor O +provides O +an O +opportunity O +to O +record O +physiological O +data O +previously O +unavailable O +in O +the O +home O +. O + +DATA O +SYNTHESIS O +: O +Intracoronary O +ultrasound O +has O +been O +shown O +to O +improve O +upon O +demonstrated O +weaknesses O +of O +coronary O +angiography O +. O + +TB O +bone O +area O +( O +p O +< O +0 O +. O +001 O +) O +, O +height O +( O +p O +< O +0 O +. O +01 O +) O +, O +years O +in O +present O +colony O +( O +p O += O +0 O +. O +03 O +) O +, O +and O +menses O +( O +p O +< O +0 O +. O +01 O +) O +predicted O +TB O +BMC O +. O + +CREST O +syndrome O +; O +a O +changing O +clinical O +significance O + +Troglitazone O +also O +induced O +an O +endogenous B-GENE +PPARgamma I-GENE +target I-GENE +gene I-GENE +in O +T24 O +cells O +, O +adipocyte B-GENE +- I-GENE +type I-GENE +fatty I-GENE +acid I-GENE +binding I-GENE +protein I-GENE +( O +A B-GENE +- I-GENE +FABP I-GENE +) O +, O +the O +expression O +of O +which O +correlates O +with O +bladder O +cancer O +differentiation O +. O + +The O +RS447 B-GENE +human B-GENE +megasatellite I-GENE +tandem I-GENE +repetitive I-GENE +sequence I-GENE +encodes O +a O +novel O +deubiquitinating O +enzyme O +with O +a O +functional O +promoter O +. O + +Previous O +experience O +and O +contextual O +cues O +are O +essential O +elements O +in O +the O +generation O +of O +a O +subjective O +prediction O +. O + +To O +characterize O +this O +effect O +, O +we O +looked O +for O +targets O +of O +NS1 B-GENE +influenza I-GENE +virus I-GENE +protein I-GENE +among O +cellular O +translation O +factors O +. O + +Collectively O +, O +these O +and O +previously O +published O +data O +suggest O +a O +model O +where O +NS1 B-GENE +recruits O +eIF4GI B-GENE +specifically O +to O +the O +5 O +' O +untranslated O +region O +( O +5 O +' O +UTR O +) O +of O +the O +viral O +mRNA O +, O +allowing O +for O +the O +preferential O +translation O +of O +the O +influenza O +virus O +messengers O +. O + +Eukaryotic B-GENE +translation I-GENE +initiation I-GENE +factor I-GENE +4GI I-GENE +is O +a O +cellular O +target O +for O +NS1 B-GENE +protein I-GENE +, O +a O +translational O +activator O +of O +influenza O +virus O +. O + +( O +iii O +) O +In O +these O +cells O +, O +PKCbeta B-GENE +plays O +a O +unique O +Ras B-GENE +- O +independent O +role O +in O +mediating O +insulin B-GENE +but O +not O +EGF B-GENE +or O +other O +growth O +factor O +mitogenic O +signals O +. O + +However O +, O +it O +is O +not O +known O +whether O +the O +recently O +identified O +isoforms O +Vav2 B-GENE +and O +Vav3 B-GENE +, O +which O +are O +broadly O +expressed O +, O +can O +couple O +with O +similar O +classes O +of O +receptors O +, O +nor O +is O +it O +known O +whether O +all O +Vav B-GENE +isoforms I-GENE +possess O +identical O +functional O +activities O +. O + +Transcriptional O +regulation O +of O +fbp1 B-GENE +promoter I-GENE +constructs I-GENE +containing O +only O +UAS1 O +or O +UAS2 O +confirms O +that O +the O +PKA B-GENE +and O +MAPK B-GENE +regulation O +is O +targeted O +to O +both O +sites O +. O + +X O +- O +ray O +crystallographic O +data O +show O +that O +the O +PLZF B-GENE +BTB B-GENE +/ O +POZ O +domain O +forms O +an O +obligate O +homodimer O +via O +an O +extensive O +interface O +. O + +The O +ability O +of O +SMRT B-GENE +to O +associate O +with O +these O +transcription O +factors O +and O +thereby O +to O +mediate O +repression O +is O +strongly O +inhibited O +by O +activation O +of O +tyrosine B-GENE +kinase I-GENE +signaling O +pathways O +, O +such O +as O +that O +represented O +by O +the O +epidermal B-GENE +growth I-GENE +factor I-GENE +receptor I-GENE +. O + +In O +addition O +, O +the O +ketamine O +- O +treated O +rats O +had O +more O +neurons O +and O +glial O +cells O +surrounding O +the O +ventricles O +. O + +The O +differences O +were O +as O +follows O +: O +for O +overall O +response O +rate O +p O += O +0 O +. O +004 O +; O +power O +( O +for O +p O += O +0 O +. O +05 O +) O +85 O +% O +; O +for O +survival O +p O += O +0 O +. O +09 O +; O +for O +grade O +IV O +granulocytopenia O +p O += O +0 O +. O +3 O +; O +and O +for O +febrile O +neutropenia O +p O += O +0 O +. O +61 O +. O + +Patients O +were O +randomly O +assigned O +to O +treatment O +with O +the O +ACE B-GENE +inhibitor O +perindopril O +( O +and O +the O +diuretic O +indapamide O +for O +those O +with O +no O +definite O +indication O +for O +or O +contraindication O +to O +treatment O +with O +a O +diuretic O +) O +or O +matching O +placebo O +( O +s O +) O +. O + +The O +results O +indicate O +that O +the O +open O +- O +section O +effect O +decreases O +the O +torsional O +stiffness O +and O +stress O +concentration O +effects O +decrease O +the O +torsional O +strength O +of O +a O +long O +bone O +with O +a O +longitudinal O +defect O +. O + +These O +regions O +may O +be O +differentially O +involved O +in O +tissue O +- O +specificity O +, O +and O +/ O +or O +circadian O +regulation O +, O +of O +the O +human B-GENE +hPer1 I-GENE +gene I-GENE +transcription O +. O + +Additionally O +, O +putative O +CF1 B-GENE +/ O +USP B-GENE +and O +Broad B-GENE +Complex I-GENE +Z2 I-GENE +transcription O +factor O +elements O +were O +found O +in O +the O +upstream O +regions O +of O +MIH B-GENE +and O +MO B-GENE +- I-GENE +IH I-GENE +genes O +respectively O +. O + +Sequence O +analysis O +reveals O +that O +the O +newly O +discovered O +oasA2 B-GENE +gene I-GENE +represents O +a O +pseudogene O +that O +is O +still O +transcribed O +, O +but O +is O +not O +functionally O +translated O +. O + +Genomic O +and O +functional O +characterization O +of O +the O +oas B-GENE +gene I-GENE +family I-GENE +encoding O +O B-GENE +- I-GENE +acetylserine I-GENE +( I-GENE +thiol I-GENE +) I-GENE +lyases I-GENE +, O +enzymes O +catalyzing O +the O +final O +step O +in O +cysteine O +biosynthesis O +in O +Arabidopsis O +thaliana O +. O + +Two O +distinct O +recessive O +susceptibility O +loci O +for O +vasculitis O +were O +mapped O +on O +chromosome O +( O +Chr O +) O +4 O +at O +D4Mit89 B-GENE +and O +D4Mit147 B-GENE +in O +both O +progenies O +. O + +Further O +characterization O +of O +these O +putative O +Hoxa B-GENE +- I-GENE +1 I-GENE +target I-GENE +genes I-GENE +will O +aid O +in O +delineating O +the O +functions O +of O +the O +Hoxa B-GENE +- I-GENE +1 I-GENE +protein I-GENE +in O +the O +differentiation O +processes O +which O +occur O +during O +embryogenesis O +. O + +The O +ability O +of O +U6 B-GENE +- O +U57 B-GENE +mutants O +to O +influence O +the O +fidelity O +of O +both O +branch O +site O +and O +3 O +' O +splice O +site O +recognition O +suggests O +that O +this O +nucleotide O +may O +participate O +in O +the O +formation O +of O +the O +active O +site O +( O +s O +) O +of O +the O +spliceosome O +. O + +We O +have O +determined O +the O +structure O +of O +the O +WNT B-GENE +- I-GENE +2B I-GENE +gene I-GENE +. O + +The O +role O +of O +daunorubicin O +in O +induction O +therapy O +for O +adult O +acute O +myeloid O +leukemia O + +TNF B-GENE +- I-GENE +alpha I-GENE +induced O +a O +dose O +- O +and O +time O +- O +dependent O +increase O +in O +cyclooxygenase B-GENE +- I-GENE +2 I-GENE +( O +COX B-GENE +- I-GENE +2 I-GENE +) O +expression O +and O +PGE2 O +formation O +in O +human O +NCI O +- O +H292 O +epithelial O +cells O +. O + +The O +therapy O +time O +to O +deliver O +the O +NCS O +therapeutic O +dose O +of O +10000 O +RBE O +- O +cGy O +, O +is O +27 O +times O +longer O +when O +157Gd O +is O +used O +instead O +of O +10B O +. O + +Mis3 B-GENE +is O +needed O +for O +the O +formation O +of O +18S B-GENE +ribosome I-GENE +RNA I-GENE +, O +and O +may O +hence O +direct O +the O +level O +of O +proteins O +required O +for O +the O +coupling O +. O + +Losartan O +Intervention O +For O +Endpoint O +. O + +CONCLUSION O +: O +Vitrectomy O +for O +vitreous O +hemorrhage O +in O +Terson O +syndrome O +is O +a O +safe O +and O +effective O +procedure O +, O +offering O +a O +rapid O +and O +prolonged O +improvement O +in O +vision O +. O + +RNA O +in O +situ O +hybridization O +on O +brain O +sections O +of O +normal O +human O +embryos O +revealed O +a O +strong O +labeling O +in O +restricted O +areas O +of O +the O +cerebral O +cortex O +. O + +To O +facilitate O +manipulation O +of O +large O +genomic O +sequences O +, O +we O +developed O +a O +method O +of O +converting O +Escherichia O +coli O +P1 O +artificial O +chromosomes O +( O +PACs O +) O +into O +yeast O +artificial O +chromosomes O +( O +YACs O +) O +. O + +After O +gamma O +- O +irradiation O +, O +the O +majority O +of O +F9 O +cells O +undergo O +apoptosis O +implying O +that O +wt B-GENE +- I-GENE +p53 I-GENE +likely O +triggers O +pro O +- O +apoptotic O +gene O +expression O +in O +DNA O +damaged O +cells O +. O + +Mobilization O +with O +cyclophosphamide O +and O +granulocyte B-GENE +- I-GENE +colony I-GENE +stimulating I-GENE +factor I-GENE +was O +effective O +in O +terms O +of O +CD34 B-GENE ++ I-GENE +cell O +shift O +to O +peripheral O +blood O +and O +the O +good O +quality O +autograft O +reliably O +led O +to O +haematopoetic O +recovery O +after O +megachemotherapy O +. O + +This O +suggests O +that O +cardiovascular O +magnetic O +resonance O +is O +the O +preferred O +technique O +for O +volume O +and O +ejection O +fraction O +estimation O +in O +heart O +failure O +patients O +, O +because O +of O +its O +3D O +approach O +for O +non O +- O +symmetric O +ventricles O +and O +superior O +image O +quality O +. O + +A O +degenerate O +DNA O +transposon O +, O +Pat B-GENE +, O +was O +identified O +in O +the O +genomes O +of O +various O +wild O +- O +type O +strains O +of O +the O +filamentous O +fungus O +Podospora O +anserina O +. O + +However O +, O +the O +presence O +of O +Tax B-GENE +I I-GENE +increased O +the O +extent O +and O +altered O +the O +profile O +of O +proteins O +binding O +TRE B-GENE +- I-GENE +2 I-GENE +in O +vivo O +. O + +We O +have O +also O +identified O +a O +functional O +domain O +in O +the O +ORF O +50 O +protein O +, O +an O +immediate B-GENE +- I-GENE +early I-GENE +gene I-GENE +product I-GENE +that O +is O +mainly O +encoded O +by O +ORF O +50 O +. O + +A O +2 O +. O +3 O +- O +kb O +full O +- O +length O +cDNA O +clone O +of O +an O +Atlantic B-GENE +halibut I-GENE +Mx I-GENE +gene I-GENE +was O +isolated O +from O +a O +liver O +cDNA O +library O +. O + +PLUS O +- O +3 O +is O +a O +new O +Swedish O +protocol O +of O +natural O +speech O +in O +3 O +- O +year O +- O +old O +children O +. O + +Once O +HIT O +II O +is O +suspected O +, O +heparin O +( O +and O +low O +- O +molecular O +- O +weight O +heparins O +) O +should O +be O +stopped O +immediately O +. O + +The O +reduced O +efficiency O +in O +the O +glycosylase B-GENE +activity O +is O +also O +reflected O +in O +a O +reduced O +ability O +of O +S120K B-GENE +MutY I-GENE +to O +prevent O +DNA O +mutations O +in O +vivo O +. O + +METHODS O +AND O +RESULTS O +: O +We O +prospectively O +compared O +the O +automated O +measurements O +of O +left O +ventricular O +ejection O +fraction O +( O +LVEF O +) O +and O +volumes O +from O +rest O +- O +injected O +gated O +Technetium O +99m O +( O +Tc99m O +) O +perfusion O +SPECT O +with O +equilibrium O +radionuclide O +angiocardiography O +( O +ERNA O +) O +in O +62 O +patients O +and O +the O +assessment O +of O +regional O +function O +with O +echocardiography O +in O +22 O +patients O +. O + +This O +intracellular O +signaling O +, O +known O +as O +the O +unfolded O +protein O +response O +( O +UPR O +) O +, O +is O +mediated O +by O +the O +cis O +- O +acting O +ER O +stress O +response O +element O +( O +ERSE O +) O +in O +mammals O +. O + +A O +Y B-GENE +. I-GENE +lipolytica I-GENE +Kar2p I-GENE +mutant I-GENE +was O +isolated O +that O +restored O +interaction O +with O +an O +Sls1p B-GENE +mutant I-GENE +, O +suggesting O +that O +the O +interaction O +with O +Sls1p B-GENE +could O +be O +nucleotide O +and O +/ O +or O +conformation O +dependent O +. O + +We O +have O +carried O +out O +a O +comprehensive O +and O +systematic O +mutagenesis O +of O +the O +Cse4p B-GENE +N I-GENE +terminus I-GENE +to O +analyze O +its O +function O +. O + +The O +spacing O +of O +the O +essential O +N O +- O +terminal O +domain O +( O +END O +) O +relative O +to O +the O +HFD B-GENE +can O +be O +changed O +significantly O +without O +an O +apparent O +effect O +on O +Cse4p B-GENE +function O +. O + +The O +bases O +of O +this O +comparison O +are O +reviewed O +and O +discussed O +. O + +In O +invertebrates O +, O +Fhit B-GENE +is O +encoded O +as O +a O +fusion O +protein O +with O +Nit B-GENE +, O +a O +member O +of O +the O +nitrilase B-GENE +superfamily I-GENE +. O + +The O +manifestations O +often O +include O +a O +moderate O +thrombocytopenia O +and O +, O +less O +commonly O +, O +hemolysis O +. O + +A O +beta2 B-GENE +RARE I-GENE +reporter I-GENE +construct I-GENE +in O +which O +the O +methylation O +- O +susceptible O +cytosines O +in O +the O +sense O +strand O +were O +replaced O +by O +thymine O +displayed O +marked O +loss O +of O +activity O +in O +a O +replicated O +chromatin O +- O +dependent O +manner O +. O + +Non O +- O +poliomyelitis O +AFP O +rate O +had O +increased O +from O +0 O +. O +9 O +in O +1997 O +to O +2 O +. O +8 O +in O +1998 O +. O + +Consciousness O +is O +connected O +with O +attention O +, O +working O +memory O +and O +perception O +. O + +Multiparity O +had O +a O +protective O +effect O +with O +0 O +. O +66 O +less O +risk O +( O +95 O +% O +CI O +0 O +. O +44 O +- O +0 O +. O +99 O +) O +. O + +Picture O +the O +smell O +. O + +Only O +two O +of O +27 O +participants O +( O +7 O +. O +4 O +% O +) O +with O +definite O +POAG O +had O +been O +previously O +diagnosed O +and O +treated O +, O +and O +66 O +. O +7 O +% O +of O +the O +previously O +undiagnosed O +had O +IOP O +less O +than O +22 O +mmHg O +. O + +Taken O +together O +, O +they O +uphold O +the O +emerging O +concern O +that O +women O +with O +ER B-GENE +( I-GENE ++ I-GENE +) I-GENE +cancers O +may O +not O +benefit O +significantly O +from O +endocrine O +treatment O +if O +the O +tumors O +also O +overexpress O +HER B-GENE +- I-GENE +2 I-GENE +. O + +Promoter O +activity O +was O +dose O +- O +dependently O +inhibited O +by O +cotransfection O +with O +either O +ras B-GENE +or O +mos B-GENE +oncogenes I-GENE +, O +but O +oncogene O +inhibition O +was O +reversed O +and O +the O +overall O +activity O +increased O +when O +cells O +were O +treated O +with O +the O +MAP B-GENE +kinase I-GENE +kinase I-GENE +( O +MKK B-GENE +) O +inhibitor O +PD98059 O +. O + +Our O +results O +indicate O +that O +the O +expression O +of O +Cktsf1b1 B-GENE +, O +a O +gene O +associated O +with O +early O +development O +and O +cell O +transformation O +, O +is O +sensitive O +to O +MKK B-GENE +levels O +and O +may O +be O +regulated O +via O +multiple O +transcription O +factor O +complexes O +. O + +INTERVENTIONS O +: O +Subcutaneous O +tissue O +PO2 O +and O +PCO2 O +tensions O +were O +measured O +directly O +in O +patients O +with O +necrotising O +fasciitis O +and O +in O +healthy O +volunteers O +during O +normobaric O +and O +hyperbaric O +conditions O +. O + +Because O +GH B-GENE +- O +induced O +Akt B-GENE +activation O +was O +completely O +inhibited O +in O +both O +cells O +by O +the O +same O +concentration O +of O +LY294002 O +, O +these O +findings O +indicate O +that O +the O +wortmannin O +sensitivity O +of O +both O +the O +IRS B-GENE +- I-GENE +1 I-GENE +- O +independent O +and O +- O +dependent O +GH B-GENE +- O +induced O +MAP B-GENE +kinase I-GENE +activation O +may O +reflect O +the O +activity O +of O +another O +wortmannin O +- O +sensitive O +target O +( O +s O +) O +in O +addition O +to O +PI3K B-GENE +in O +mediation O +of O +GH B-GENE +- O +induced O +MAP B-GENE +kinase I-GENE +activation O +in O +these O +cells O +. O + +Insulin B-GENE +receptor I-GENE +substrate I-GENE +- I-GENE +1 I-GENE +- O +mediated O +enhancement O +of O +growth B-GENE +hormone I-GENE +- O +induced O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +activation O +. O + +Functional O +magnetic O +resonance O +imaging O +( O +fMRI O +) O +has O +been O +increasingly O +used O +in O +studying O +human O +brain O +function O +given O +its O +non O +- O +invasive O +feature O +and O +good O +spatial O +resolution O +. O + +After O +declamping O +of O +the O +aorta O +, O +there O +were O +also O +severe O +edema O +, O +local O +fibre O +necrosis O +, O +and O +adhesion O +of O +leucocytes O +, O +whereas O +muscle O +fibre O +areas O +became O +3 O +, O +935 O +. O +18 O +micro O +531 O +microm O +( O +2 O +) O +for O +type O +I O +and O +5 O +, O +804 O ++ O +/ O +- O +1 O +, O +075 O +microm O +( O +2 O +) O +for O +type O +II O +. O + +It O +was O +found O +that O +increase O +in O +the O +RH O +level O +boosts O +the O +current O +values O +by O +2 O +- O +3 O +orders O +of O +magnitude O +; O +contrariwise O +, O +the O +voltage O +values O +rise O +by O +about O +three O +times O +with O +drop O +in O +the O +RH O +. O + +Genomic O +libraries O +were O +stored O +as O +frozen O +cultures O +in O +a O +96 O +- O +well O +format O +, O +each O +well O +containing O +approximately O +300 O +- O +600 O +colonies O +( O +12 O +plates O +for O +small O +library O +, O +four O +for O +medium O +- O +size O +library O +and O +four O +for O +large O +library O +) O +. O + +In O +several O +cell O +lines O +, O +mTOR B-GENE +or O +its O +downstream O +targets O +can O +be O +regulated O +by O +phosphatidylinositol B-GENE +( I-GENE +PI I-GENE +) I-GENE +3 I-GENE +- I-GENE +kinase I-GENE +; O +protein B-GENE +kinases I-GENE +A I-GENE +, I-GENE +B I-GENE +, I-GENE +and I-GENE +C I-GENE +; O +heterotrimeric B-GENE +G I-GENE +- I-GENE +proteins I-GENE +; O +a O +PD98059 O +- O +sensitive O +kinase O +or O +calcium O +; O +as O +well O +as O +by O +amino O +acids O +. O + +The O +importance O +of O +this O +new O +epidemiological O +profile O +of O +schistosomiasis O +in O +the O +State O +of O +Pernambuco O +relies O +on O +the O +fact O +that O +it O +can O +be O +related O +with O +the O +drastic O +human O +interference O +on O +the O +environment O +. O + +RESULTS O +: O +No O +significant O +deformation O +in O +vertebral O +artery O +flow O +was O +noted O +in O +the O +flexion O +- O +distraction O +Stage O +I O +injuries O +within O +the O +physiologic O +range O +of O +cervical O +flexion O +. O + +We O +screened O +a O +K562 O +cDNA O +library O +and O +identified O +novel O +transcripts O +, O +MZF1B B-GENE +and O +MZF1C B-GENE +. O + +The O +human O +cDNA O +clone O +NFBD1 O +( O +previously O +designated O +KIAA0170 O +) O +encodes O +a O +novel O +protein O +( O +2089 O +amino O +acids O +in O +length O +; O +calculated O +molecular O +mass O +226 O +, O +440 O +D O +) O +with O +possible O +BRCT B-GENE +domains I-GENE +at O +its O +carboxy O +terminus O +( O +amino O +acid O +residues O +1894 O +- O +2089 O +) O +. O + +RESULTS O +: O +Neither O +basal O +FSH B-GENE +level O +nor O +stimulated O +FSH B-GENE +level O +alone O +were O +statistically O +significant O +predictors O +of O +IVF O +success O +; O +however O +, O +no O +patient O +with O +a O +day O +3 O +FSH B-GENE +level O +> O +11 O +. O +1 O +mIU O +/ O +ml O +or O +a O +stimulated O +day O +10 O +FSH B-GENE +level O +> O +13 O +. O +5 O +mIU O +/ O +ml O +conceived O +and O +carried O +a O +pregnancy O +. O + +Parathyroid B-GENE +hormone I-GENE +regulation O +of O +bone B-GENE +sialoprotein I-GENE +( O +BSP B-GENE +) O +gene O +transcription O +is O +mediated O +through O +a O +pituitary B-GENE +- I-GENE +specific I-GENE +transcription I-GENE +factor I-GENE +- I-GENE +1 I-GENE +( O +Pit B-GENE +- I-GENE +1 I-GENE +) O +motif O +in O +the O +rat B-GENE +BSP I-GENE +gene I-GENE +promoter I-GENE +. O + +Recent O +target O +BP O +goals O +promulgated O +by O +the O +Sixth O +Report O +from O +the O +Joint O +National O +Committee O +( O +JNC O +VI O +) O +are O +based O +on O +the O +premise O +that O +the O +intensity O +of O +treatment O +directly O +corresponds O +to O +the O +magnitude O +of O +pretreatment O +risk O +. O + +Linking O +continuous O +community O +- O +based O +morbidity O +recording O +of O +influenza O +- O +like O +illness O +( O +ILI O +) O +with O +virological O +sampling O +has O +consistently O +proved O +its O +value O +as O +one O +of O +the O +earliest O +indicators O +of O +circulating O +influenza O +activity O +. O + +These O +include O +NPF O +repeats O +, O +a O +leucine O +heptad O +repeat O +enriched O +in O +charged O +residues O +, O +and O +a O +proline O +- O +rich O +SH3 B-GENE +- I-GENE +like I-GENE +and O +/ O +or O +WW O +domain O +- O +binding O +site O +in O +the O +N O +- O +terminal O +domain O +, O +which O +is O +followed O +by O +a O +membrane O +core O +containing O +four O +putative O +transmembrane O +spans O +and O +three O +amphiphilic O +segments O +that O +are O +the O +most O +highly O +conserved O +structural O +elements O +. O + +We O +show O +here O +that O +this O +difference O +is O +due O +to O +the O +presence O +of O +a O +Mot3 B-GENE +binding I-GENE +site I-GENE +in O +OpA B-GENE +. O + +The O +article O +deals O +with O +the O +diagnosing O +and O +correction O +of O +reversible O +ischemia O +of O +the O +intestine O +. O + +Functional O +recognition O +of O +5 O +' O +splice O +site O +by O +U4 B-GENE +/ O +U6 B-GENE +. O +U5 B-GENE +tri O +- O +snRNP O +defines O +a O +novel O +ATP O +- O +dependent O +step O +in O +early O +spliceosome O +assembly O +. O + +As O +control O +, O +the O +cells O +were O +transfected O +with O +DNA O +mixtures O +containing O +vector O +mU6 O +- O +C1 O +or O +mU6 O +- O +C2 O +. O + +In O +this O +regard O +, O +we O +have O +recently O +observed O +that O +a O +constitutively O +active O +G B-GENE +protein I-GENE +- I-GENE +coupled I-GENE +receptor I-GENE +( O +GPCR B-GENE +) O +encoded O +by O +the O +Kaposi O +' O +s O +sarcoma O +- O +associated O +herpes O +virus O +( O +KSHV O +) O +/ O +human O +herpes O +virus O +8 O +is O +oncogenic O +and O +stimulates O +angiogenesis O +by O +increasing O +the O +secretion O +of O +vascular B-GENE +endothelial I-GENE +growth I-GENE +factor I-GENE +( O +VEGF B-GENE +) O +, O +which O +is O +a O +key O +angiogenic O +stimulator O +and O +a O +critical O +mitogen O +for O +the O +development O +of O +Kaposi O +' O +s O +sarcoma O +. O + +No O +specific O +subgroup O +of O +clients O +benefited O +more O +from O +URD O +, O +although O +a O +prospective O +study O +employing O +random O +assignment O +might O +be O +more O +successful O +in O +identifying O +such O +a O +group O +. O + +In O +the O +lattice O +, O +23 O +% O +of O +the O +sites O +are O +occupied O +, O +95 O +% O +of O +the O +atoms O +are O +in O +the O +lowest O +energy O +magnetic O +sublevel O +, O +and O +37 O +% O +are O +in O +the O +lowest O +3D O +vibrational O +state O +. O + +Coexisting O +vertical O +and O +horizontal O +one O +and O +a O +half O +syndromes O +. O + +As O +in O +the O +other O +three O +members O +whose O +gene O +expression O +is O +altered O +during O +tumorigenesis O +, O +PI12 B-GENE +expression O +was O +found O +to O +be O +down O +- O +regulated O +in O +tumor O +brain O +tissues O +and O +in O +two O +brain O +cancer O +cell O +lines O +: O +U O +- O +87 O +MG O +and O +H4 O +. O + +This O +slope O +was O +further O +significantly O +decreased O +at O +5 O +min O +ischemia O +( O +- O +26 O +. O +5 O ++ O +/ O +- O +8 O +. O +8 O +microm O +/ O +mmHg O +) O +but O +returned O +toward O +control O +values O +in O +short O +- O +term O +hibernating O +myocardium O +at O +90 O +min O +ischemia O +( O +- O +17 O +. O +2 O ++ O +/ O +- O +6 O +. O +6 O +microm O +/ O +mmHg O +) O +. O + +Whereas O +both O +MAP O +and O +MSNA O +increase O +during O +SHG O +, O +the O +transition O +from O +SHG O +to O +PHI O +is O +characterized O +by O +a O +transient O +reduction O +in O +MAP O +but O +sustained O +elevation O +in O +MSNA O +, O +facilitating O +separation O +of O +these O +factors O +in O +vivo O +. O + +We O +have O +recently O +discovered O +that O +CCAAAT B-GENE +/ I-GENE +enhancer I-GENE +- I-GENE +binding I-GENE +protein I-GENE +- I-GENE +beta I-GENE +( O +C B-GENE +/ I-GENE +EBP I-GENE +- I-GENE +beta I-GENE +) O +induces O +gene O +transcription O +through O +a O +novel O +IFN B-GENE +response I-GENE +element I-GENE +called O +the O +gamma B-GENE +- I-GENE +IFN I-GENE +- I-GENE +activated I-GENE +transcriptional I-GENE +element I-GENE + +Northern O +blot O +analysis O +demonstrated O +that O +the O +STORP B-GENE +gene I-GENE +has O +a O +ubiquitous O +pattern O +of O +expression O +similar O +to O +that O +of O +the O +PML B-GENE +gene I-GENE +. O + +In O +the O +TLE O +patients O +the O +NAA O +: O +Cr O +ratios O +were O +reduced O +in O +the O +seizure O +focus O +, O +while O +in O +the O +FLE O +patients O +they O +were O +not O +always O +reduced O +in O +the O +seizure O +focus O +. O + +The O +psychologic O +factors O +associated O +wth O +serious O +illness O +, O +terminal O +prognoses O +, O +and O +dying O +complicate O +the O +scenario O +even O +more O +as O +compared O +with O +that O +of O +nonmalignant O +pain O +. O + +However O +, O +if O +the O +spatial O +resolution O +is O +not O +critical O +and O +interest O +is O +to O +compare O +a O +pathologic O +area O +with O +a O +contralateral O +VOI O +, O +then O +the O +acquisition O +of O +two O +single O +- O +voxel O +spectra O +may O +be O +preferred O +. O + +Quantitative O +evaluation O +of O +magneto O +- O +optical O +parameters O +is O +necessary O +in O +order O +to O +apply O +scanning O +near O +- O +field O +optical O +microscope O +( O +SNOM O +) O +technology O +to O +the O +study O +of O +magnetism O +on O +the O +mesoscopic O +scale O +. O + +We O +found O +that O +the O +amplitude O +of O +the O +cortical O +evoked O +potentials O +( O +amplitude O +of O +the O +N2 O +/ O +P2 O +peak O +) O +increased O +from O +5 O +. O +1 O ++ O +/ O +- O +0 O +. O +7 O +microV O +at O +5 O +mA O +to O +16 O +. O +3 O ++ O +/ O +- O +1 O +. O +1 O +microV O +at O +20 O +mA O +. O + +LMP B-GENE +- I-GENE +1 I-GENE +is O +targeted O +to O +the O +plasma O +membrane O +, O +where O +it O +binds O +TRAF B-GENE +, O +TRADD B-GENE +, O +and O +JAK B-GENE +molecules I-GENE +to O +activate O +NF B-GENE +- I-GENE +kappaB I-GENE +- O +, O +AP B-GENE +- I-GENE +1 I-GENE +- O +, O +and O +STAT B-GENE +- O +dependent O +pathways O +as O +does O +CD40 B-GENE +. O + +Identification O +of O +an O +enhancer O +and O +an O +alternative O +promoter O +in O +the O +first O +intron O +of O +the O +alpha B-GENE +- I-GENE +fetoprotein I-GENE +gene I-GENE +. O + +Studying O +intracellular O +signaling O +pathways O +, O +which O +may O +be O +involved O +in O +malignant O +transformation O +of O +Ret B-GENE +- I-GENE +9bp I-GENE +expressing O +NIH3T3 O +cells O +, O +we O +could O +demonstrate O +Ret B-GENE +- I-GENE +9bp I-GENE +dependent O +phosphorylation O +of O +insulin B-GENE +receptor I-GENE +substrate I-GENE +- I-GENE +2 I-GENE +( O +IRS B-GENE +- I-GENE +2 I-GENE +) O +with O +consecutive O +activation O +of O +phosphatidylinositol B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +( O +PI B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +) O +and O +protein B-GENE +kinase I-GENE +B I-GENE +( O +PKB B-GENE +/ O +AKT B-GENE +) O +. O + +METHODS O +: O +In O +the O +current O +study O +the O +authors O +reported O +on O +PPB O +cases O +from O +a O +national O +retrospective O +search O +performed O +in O +18 O +Italian O +Associations O +for O +Pediatric O +Hematology O +and O +Oncology O +centers O +. O + +Phylogenetic O +analysis O +showed O +that O +the O +ToLCV O +isolates O +from O +Bangalore O +constitute O +a O +group O +of O +viruses O +separated O +from O +those O +of O +Northern O +India O +. O + +Mutating O +the O +Fcp1p B-GENE +- O +binding O +motif O +KEFGK O +in O +the O +RAP74 B-GENE +( O +Tfg1p B-GENE +) O +subunit O +of O +TFIIF B-GENE +to O +EEFGE O +led O +to O +both O +synthetic O +phenotypes O +in O +certain O +fcp1 B-GENE +tfg1 B-GENE +double O +mutants O +and O +a O +reduced O +ability O +of O +Fcp1p B-GENE +to O +activate O +transcription O +when O +it O +is O +artificially O +tethered O +to O +a O +promoter O +. O + +Deletion O +of O +an O +intergenic O +DNA O +- O +binding O +site O +for O +this O +complex O +from O +a O +human B-GENE +beta I-GENE +- I-GENE +globin I-GENE +locus I-GENE +construct I-GENE +results O +in O +delayed O +human B-GENE +gamma I-GENE +- I-GENE +to I-GENE +beta I-GENE +- I-GENE +globin I-GENE +switching O +in O +transgenic O +mice O +, O +suggesting O +that O +the O +PYR B-GENE +complex I-GENE +acts O +to O +facilitate O +the O +switch O +. O + +The O +product O +of O +rat B-GENE +gene I-GENE +33 I-GENE +was O +identified O +as O +an O +ErbB B-GENE +- I-GENE +2 I-GENE +- I-GENE +interacting I-GENE +protein I-GENE +in O +a O +two O +- O +hybrid O +screen O +employing O +the O +ErbB B-GENE +- I-GENE +2 I-GENE +juxtamembrane I-GENE +and I-GENE +kinase I-GENE +domains I-GENE +as O +bait O +. O + +Studies O +suggest O +that O +the O +DGOR O +without O +acid O +reflux O +may O +result O +in O +symptoms O +but O +unless O +acid O +reflux O +is O +present O +simultaneously O +, O +it O +does O +not O +cause O +oesophagitis O +. O + +OBJECTIVE O +: O +To O +evaluate O +the O +relationship O +between O +blood O +flow O +in O +the O +tumor O +assessed O +by O +color O +Doppler O +ultrasound O +, O +microvessel O +density O +, O +and O +vascular B-GENE +endothelial I-GENE +growth I-GENE +factor I-GENE +levels O +in O +endometrial O +carcinoma O +. O + +These O +results O +demonstrate O +Ras B-GENE +- O +and O +Raf B-GENE +- O +independent O +ERK B-GENE +MAPK O +activation O +maintains O +cell O +viability O +following O +heat O +shock O +. O + +Three O +cDNAs O +encoding O +basic B-GENE +leucine I-GENE +zipper I-GENE +( I-GENE +bZIP I-GENE +) I-GENE +- I-GENE +type I-GENE +ABRE I-GENE +- I-GENE +binding I-GENE +proteins I-GENE +were O +isolated O +by O +using O +the O +yeast O +one O +- O +hybrid O +system O +and O +were O +designated O +AREB1 B-GENE +, O +AREB2 B-GENE +, O +and O +AREB3 B-GENE +( O +ABA B-GENE +- I-GENE +responsive I-GENE +element I-GENE +binding I-GENE +protein I-GENE +) O +. O + +Recombinant O +AROM B-GENE +- O +p64 B-GENE +displayed O +high O +binding O +to O +single O +- O +stranded O +DNA O +and O +poly O +( O +A O +) O +homopolymers O +suggesting O +that O +this O +protein O +could O +play O +a O +role O +in O +mRNA O +maturation O +/ O +metabolism O +. O + +The O +protein B-GENE +- I-GENE +tyrosine I-GENE +kinase I-GENE +fer B-GENE +associates O +with O +signaling O +complexes O +containing O +insulin B-GENE +receptor I-GENE +substrate I-GENE +- I-GENE +1 I-GENE +and O +phosphatidylinositol B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +. O + +In O +the O +PMR O +target O +area O +but O +not O +in O +the O +nontreated O +area O +an O +improvement O +in O +regional O +myocardial O +flow O +reserve O +occurs O +in O +wall O +segments O +with O +initially O +severely O +or O +moderately O +reduced O +stress O +perfusion O +. O + +Analysis O +of O +intron O +/ O +exon O +boundaries O +of O +the O +genomic O +BAC O +clones O +demonstrate O +that O +junctin B-GENE +, O +junctate B-GENE +, O +and O +aspartyl B-GENE +beta I-GENE +- I-GENE +hydroxylase I-GENE +result O +from O +alternative O +splicing O +of O +the O +same O +gene O +. O + +The O +growth B-GENE +factor I-GENE +receptor I-GENE +- I-GENE +bound I-GENE +protein I-GENE +2 I-GENE +( O +Grb2 B-GENE +) O +adaptor O +when O +complexed O +with O +Sos B-GENE +( O +Son B-GENE +of I-GENE +sevenless I-GENE +) O +, O +the O +exchange O +factor O +of O +Ras B-GENE +, O +conveys O +the O +signal O +induced O +by O +tyrosine B-GENE +kinase I-GENE +- I-GENE +activated I-GENE +receptor I-GENE +to O +Ras B-GENE +by O +recruiting O +Sos B-GENE +to O +the O +membrane O +, O +allowing O +activation O +of O +Ras B-GENE +. O + +Mutations O +in O +genes O +encoding O +PR65 B-GENE +/ I-GENE +A I-GENE +subunits I-GENE +have O +been O +identified O +in O +several O +different O +human O +cancers O +and O +the O +PP2A B-GENE +inhibitor O +, O +termed O +fostriecin O +, O +is O +being O +tested O +as O +an O +anticancer O +drug O +. O + +For O +this O +purpose O +, O +a O +segment O +of O +dxr B-GENE +was O +amplified O +from O +Synechococcus O +leopoliensis O +SAUG O +1402 O +- O +1 O +DNA O +via O +PCR O +using O +oligonucleotides O +for O +conserved O +regions O +. O + +Perceptual O +learning O +for O +a O +pattern O +discrimination O +task O +. O + +While O +this O +Saccharomyces O +cerevisiae O +SIN4 B-GENE +gene I-GENE +product I-GENE +is O +a O +component O +of O +a O +mediator O +complex O +associated O +with O +RNA B-GENE +polymerase I-GENE +II I-GENE +, O +various O +studies O +suggest O +the O +involvement O +of O +Sin4 B-GENE +in O +the O +alteration O +of O +higher O +- O +order O +chromatin O +structure O +. O + +Src B-GENE +activation O +induced O +by O +FGF1 B-GENE +was O +blocked O +by O +the O +SH2 B-GENE +domain I-GENE +of O +Src B-GENE +and O +PP2 B-GENE +, O +a O +specific O +inhibitor O +of O +Src B-GENE +. O + +The O +use O +of O +the O +PLCgamma B-GENE +inhibitory I-GENE +peptide I-GENE +, O +neomycin O +and O +the O +calcium O +chelator O +BAPTA O +- O +AM O +on O +oocytes O +expressing O +FGFR1 B-GENE +or O +the O +stimulation O +by O +PDGF B-GENE +- I-GENE +BB I-GENE +of O +oocytes O +expressing O +PDGFR B-GENE +- O +FGFR1 B-GENE +mutated O +on O +the O +PLCgamma B-GENE +binding I-GENE +site I-GENE +, O +prevented O +GVBD O +and O +ERK2 B-GENE +phosphorylation O +. O + +Multiple O +transcription O +start O +sites O +were O +revealed O +by O +primer O +extension O +analysis O +of O +the O +mouse O +gene O +, O +and O +transfection O +constructs O +containing O +the O +prospective O +promoter O +generated O +transcriptional O +activity O +comparable O +to O +that O +of O +the O +SV40 B-GENE +promoter I-GENE +. O + +To O +determine O +whether O +interaction O +of O +arsenite O +with O +the O +hormone O +- O +binding O +domain O +results O +in O +receptor O +activation O +, O +COS O +- O +1 O +cells O +were O +transiently O +cotransfected O +with O +the O +chimeric B-GENE +receptors I-GENE +GAL I-GENE +- I-GENE +ER I-GENE +, O +which O +contains O +the O +hormone O +- O +binding O +domain O +of O +ERalpha B-GENE +and O +the O +DNA O +- O +binding O +domain O +of O +the O +transcription O +factor O +GAL4 B-GENE +, O +and O +a O +GAL4 B-GENE +- O +responsive O +CAT B-GENE +reporter I-GENE +gene I-GENE +. O + +The O +mean O +day O +of O +diagnosis O +of O +periventricular O +echodensities O +was O +3 O ++ O +/ O +- O +2 O +days O +( O +range O +1 O +- O +11 O +days O +) O +, O +and O +of O +cystic O +PVL O +21 O ++ O +/ O +- O +8 O +days O +( O +range O +2 O +- O +47 O +days O +) O +. O + +The O +LAMMER B-GENE +protein O +kinase O +encoded O +by O +the O +Doa B-GENE +locus I-GENE +of O +Drosophila O +is O +required O +in O +both O +somatic O +and O +germline O +cells O +and O +is O +expressed O +as O +both O +nuclear O +and O +cytoplasmic O +isoforms O +throughout O +development O +. O + +We O +have O +mutated O +to O +cysteine O +, O +one O +at O +a O +time O +, O +21 O +consecutive O +residues O +in O +the O +fourth O +TMS O +( O +TM4 O +) O +. O + +( O +1995 O +) O +J O +. O + +HYPOTHESIS O +: O +The O +aim O +of O +this O +study O +was O +to O +investigate O +the O +oxidative O +susceptibility O +of O +apolipoprotein B-GENE +B I-GENE +- I-GENE +containing I-GENE +lipoproteins I-GENE +and O +antioxidant O +status O +in O +patients O +with O +acute O +coronary O +syndromes O +and O +chronic O +stable O +angina O +pectoris O +. O + +In O +group O +B O +37 O +MBq O +in O +150 O +microL O +of O +99mTc O +- O +HSA O +nanocolloid O +was O +additionally O +injected O +intradermally O +18 O +h O +before O +surgery O +( O +3 O +- O +6 O +aliquots O +injected O +perilesionally O +) O +. O + +Post O +- O +operative O +functional O +outcome O +is O +related O +to O +pre O +- O +operative O +functional O +status O +. O + +We O +cloned O +a O +DNA O +fragment O +encoding O +the O +N O +- O +terminal O +part O +of O +a O +protein O +with O +significant O +similarity O +to O +members O +of O +the O +LysR B-GENE +family I-GENE +of I-GENE +transcriptional I-GENE +regulators I-GENE +( O +LTTRs B-GENE +) O +. O + +AGO1 B-GENE +is O +similar O +to O +QDE B-GENE +- I-GENE +2 I-GENE +required O +for O +quelling O +and O +RDE B-GENE +- I-GENE +1 I-GENE +required O +for O +RNAi O +. O + +We O +could O +demonstrate O +the O +involvement O +of O +cAMP B-GENE +- I-GENE +dependent I-GENE +protein I-GENE +kinase I-GENE +( O +PKA B-GENE +) O +in O +the O +phosphorylation O +of O +CDC25Mm B-GENE +in O +fibroblasts O +overexpressing O +this O +RasGEF B-GENE +as O +well O +as O +in O +mouse O +brain O +synaptosomal O +membranes O +. O + +We O +find O +that O +3T1 O +- O +3T2 O +mixing O +has O +a O +pronounced O +effect O +on O +the O +line O +shape O +and O +radiative O +decay O +rate O +of O +emission O +from O +the O +3T2 O +state O +and O +that O +the O +extent O +of O +mixing O +depends O +critically O +on O +the O +magnitude O +of O +nontetrahedral O +distortions O +. O + +A O +total O +of O +576 O +1 O +- O +day O +- O +old O +Ross O +broiler O +chicks O +were O +housed O +in O +six O +treatment O +groups O +[ O +six O +replicates O +of O +16 O +each O +; O +control O +, O +CLI O +( O +15 O +g O +kg O +( O +- O +1 O +) O +diet O +) O +, O +50 O +parts O +per O +billion O +( O +ppb O +) O +AF B-GENE +, O +50 O +ppb O +AF B-GENE +plus O +CLI O +, O +100 O +ppb O +AF B-GENE +, O +100 O +ppb O +AF B-GENE +plus O +CLI O +] O +for O +42 O +days O +. O + +The O +cost O +per O +test O +is O +less O +than O +those O +for O +CC O +, O +kEIA O +and O +PACE2 O +. O + +Concurrently O +, O +we O +monitored O +weather O +conditions O +and O +used O +time O +- O +activity O +budget O +data O +of O +free O +- O +living O +birds O +and O +laboratory O +data O +on O +resting O +metabolic O +rate O +to O +construct O +time O +- O +activity O +laboratory O +( O +TAL O +) O +estimates O +of O +daily O +energy O +expenditure O +( O +DEE O +) O +and O +to O +partition O +the O +verdins O +' O +energy O +budget O +into O +thermoregulatory O +, O +activity O +and O +basal O +components O +. O + +L O +/ O +H O +> O +0 O +. O +61 O +( O +chi O +( O +2 O +) O += O +10 O +. O +8 O +; O +P O +: O +< O +0 O +. O +001 O +) O +and O +a O +restrictive O +filling O +pattern O +( O +chi O +( O +2 O +) O += O +3 O +. O +6 O +; O +P O +: O +< O +0 O +. O +05 O +) O +were O +independent O +predictors O +of O +events O +. O + +The O +high O +selectivity O +of O +arrestins B-GENE +for O +this O +particular O +functional O +form O +of O +receptor O +ensures O +their O +timely O +binding O +and O +dissociation O +. O + +When O +cotransfected O +in O +fibroblasts O +with O +a O +C B-GENE +/ I-GENE +EBP I-GENE +alpha I-GENE +expression O +vector O +, O +reporter O +gene O +expression O +increased O +3 O +- O +fold O +only O +in O +the O +wild O +- O +type O +constructs O +. O + +Expression O +of O +a O +dominant B-GENE +negative I-GENE +Smad2 I-GENE +significantly O +reduces O +the O +level O +of O +luciferase B-GENE +reporter I-GENE +activity O +induced O +by O +nodal O +treatment O +. O + +Normal O +alpha1 B-GENE +( I-GENE +I I-GENE +) I-GENE +collagen I-GENE +mRNA I-GENE +showed O +no O +significant O +reduction O +when O +AR O +or O +IR O +was O +expressed O +from O +the O +pHbetaAPr O +- O +1 O +- O +neo O +vector O +and O +a O +small O +( O +10 O +- O +20 O +% O +) O +but O +significant O +reduction O +when O +either O +ribozyme O +was O +expressed O +from O +the O +pCI O +. O +neo O +vector O +. O + +Nature O +398 O +, O +828 O +- O +830 O +) O +that O +the O +amino O +acid O +sequences O +of O +peptide O +fragments O +obtained O +from O +a O +polypeptide O +found O +in O +a O +complex O +of O +proteins O +that O +alters O +chromatin O +structure O +( O +ARC B-GENE +) O +are O +identical O +to O +portions O +of O +the O +deduced O +open O +reading O +frame O +of O +TIG B-GENE +- I-GENE +1 I-GENE +mRNA I-GENE +. O + +Abnormalities O +of O +plasma B-GENE +cholecystokinin I-GENE +were O +observed O +only O +in O +patients O +with O +delayed O +gastric O +emptying O +. O + +5 O +( O +Sunset O +Yellow O +FCF O +) O +were O +determined O +using O +liquid O +chromatography O +/ O +mass O +spectrometry O +( O +LC O +/ O +MS O +) O +with O +electrospray O +ionization O +. O + +Cam B-GENE +kinase I-GENE +II I-GENE +induces O +in O +vivo O +phosphorylation O +of O +Smad2 B-GENE +and O +Smad4 B-GENE +and O +, O +to O +a O +lesser O +extent O +, O +Smad3 B-GENE +. O + +This O +interaction O +inhibits O +the O +histone B-GENE +acetyltransferase I-GENE +activity O +of O +p300 B-GENE +, O +resulting O +in O +drastic O +reduction O +of O +nucleosomal O +histone B-GENE +acetylation O +and O +alteration O +of O +chromatin O +structure O +. O + +Recombinant B-GENE +BRI1 I-GENE +- I-GENE +KD I-GENE +autophosphorylated O +on O +serine O +( O +Ser O +) O +and O +threonine O +( O +Thr O +) O +residues O +with O +p O +- O +Ser O +predominating O +. O + +Flow O +cytomery O +was O +used O +for O +cell O +cycle O +analysis O +. O + +Further O +research O +is O +required O +to O +better O +measure O +treatment O +effects O +, O +modification O +of O +MS O +natural O +history O +, O +and O +net O +societal O +costs O +of O +IFN B-GENE +beta I-GENE +- I-GENE +1b I-GENE +in O +RRMS O +. O + +Cost O +- O +effectiveness O +of O +interferon B-GENE +beta I-GENE +- I-GENE +1b I-GENE +in O +slowing O +multiple O +sclerosis O +disability O +progression O +. O + +Both O +the O +Cmax O +and O +AUC O +values O +were O +almost O +doubled O +with O +doubling O +the O +dose O +. O + +Hyperactivation O +of O +Cdc2 B-GENE +in O +fission O +yeast O +causes O +cells O +to O +undergo O +a O +lethal O +premature O +mitosis O +called O +mitotic O +catastrophe O +. O + +Diary O +. O + +Cells O +differentiate O +in O +response O +to O +various O +extracellular O +stimuli O +. O + +Transforming B-GENE +growth I-GENE +factor I-GENE +- I-GENE +beta1 I-GENE +( O +TGF B-GENE +- I-GENE +beta1 I-GENE +) O +can O +act O +as O +a O +tumor O +suppressor O +or O +a O +tumor O +promoter O +depending O +on O +the O +characteristics O +of O +the O +malignant O +cell O +. O + +Mn2 O ++ O +increased O +both O +the O +junction O +binding O +and O +cleaving O +activities O +of O +the O +mutant O +proteins O +. O + +While O +Pt B-GENE +; I-GENE +cycH I-GENE +; I-GENE +1 I-GENE +and O +Os B-GENE +; I-GENE +cycH I-GENE +; I-GENE +1 I-GENE +were O +expressed O +in O +all O +tissues O +examined O +, O +the O +transcripts O +accumulated O +abundantly O +in O +dividing O +cells O +. O + +Moreover O +, O +an O +in O +vitro O +pull O +- O +down O +assay O +showed O +that O +Os B-GENE +; I-GENE +CycH I-GENE +; I-GENE +1 I-GENE +specifically O +bound O +to O +R2 B-GENE +but O +not O +to O +other O +rice B-GENE +CDKs I-GENE +. O + +In O +transient O +analysis O +using O +particle O +bombardment O +of O +tobacco O +leaf O +sections O +, O +a O +tetramer O +of O +the O +distB O +ABRE O +( O +abscisic O +acid O +- O +responsive O +element O +) O +mediated O +transactivation O +by O +ABI3 B-GENE +and O +ABI3 B-GENE +- O +dependent O +response O +to O +ABA O +, O +whereas O +a O +tetramer O +of O +the O +composite O +RY O +/ O +G O +complex O +, O +containing O +RY O +repeats O +and O +a O +G O +- O +box O +, O +mediated O +only O +ABA O +- O +independent O +transactivation O +by O +ABI3 B-GENE +. O + +The O +major O +neurological O +manifestations O +of O +brain O +injury O +in O +these O +babies O +are O +spastic O +motor O +deficits O +. O + +Spores O +from O +Rhizopus O +stolonifer O +were O +suspended O +in O +distilled O +water O +( O +1 O +x O +10 O +( O +6 O +) O +spores O +/ O +mL O +) O +and O +used O +as O +starter O +. O + +The O +LMW B-GENE +FGF I-GENE +- I-GENE +2 I-GENE +up O +- O +regulated O +the O +PKC B-GENE +epsilon I-GENE +levels O +by O +1 O +. O +6 O +- O +fold O +; O +by O +contrast O +the O +HMW B-GENE +isoform I-GENE +down O +- O +regulated O +the O +level O +of O +this O +PKC B-GENE +isotype I-GENE +by O +about O +3 O +- O +fold O +and O +increased O +the O +amount O +of O +PKC B-GENE +delta I-GENE +by O +1 O +. O +7 O +- O +fold O +. O + +Helicobacter O +pylori O +and O +stomach O +diseases O +: O +from O +clinical O +point O +of O +view O + +For O +this O +purpose O +, O +the O +writhing O +test O +, O +capsaicin O +and O +formalin O +induced O +- O +pain O +in O +mice O +were O +used O +. O + +2000 O +update O +of O +recommendations O +for O +the O +use O +of O +hematopoietic B-GENE +colony I-GENE +- I-GENE +stimulating I-GENE +factors I-GENE +: O +evidence O +- O +based O +, O +clinical O +practice O +guidelines O +. O + +Prominent O +findings O +were O +chronic O +pancreatitis O +with O +acinar O +and O +ductal O +plugs O +, O +granulomatous O +and O +necrotizing O +peripancreatic O +steatitis O +, O +degenerative O +myopathy O +, O +testicular O +atrophy O +, O +candidiasis O +and O +bacterial O +necrotizing O +glossitis O +. O + +Taken O +together O +, O +our O +data O +indicate O +that O +multiple O +survival O +pathways O +are O +triggered O +via O +this O +receptor O +, O +whereas O +NF B-GENE +- I-GENE +kappaB I-GENE +/ O +Rel B-GENE +and O +PI B-GENE +- I-GENE +3K I-GENE +are O +crucial O +for O +CD40 B-GENE +- O +induced O +proliferation O +. O + +In O +vitro O +, O +Arix B-GENE +and O +NBPhox B-GENE +form O +DNA O +- O +independent O +multimers O +and O +exhibit O +cooperative O +binding O +to O +the O +DB1 B-GENE +regulatory I-GENE +element I-GENE +, O +which O +contains O +two O +homeodomain B-GENE +recognition I-GENE +sites I-GENE +. O + +We O +conclude O +from O +this O +study O +that O +Arix B-GENE +and O +NBPhox B-GENE +exhibit O +indistinguishable O +and O +independent O +transcriptional O +regulatory O +properties O +on O +the O +DBH B-GENE +promoter I-GENE +. O + +METHODS O +AND O +RESULTS O +: O +Studies O +were O +undertaken O +in O +9 O +isolated O +guinea O +pig O +hearts O +, O +which O +demonstrated O +reverse O +use O +- O +dependent O +prolongation O +of O +cardiac O +repolarization O +by O +100 O +nmol O +/ O +L O +domperidone O +. O + +OBJECTIVE O +: O +To O +evaluate O +the O +overall O +performance O +of O +a O +new O +oscillometric O +wrist O +blood O +pressure O +monitor O +( O +Braun O +PrecisionSensor O +, O +Braun O +GmbH O +, O +Kronberg O +, O +Germany O +) O +as O +defined O +by O +the O +ANSI O +/ O +AAMI O +SP10 O +- O +1992 O +guidelines O +, O +and O +to O +analyze O +the O +data O +for O +the O +optimized O +selection O +of O +the O +algorithm O +that O +derives O +the O +blood O +pressure O +values O +from O +the O +oscillometric O +blood O +pressure O +curves O +. O + +Following O +the O +results O +of O +toxicological O +experiments O +in O +the O +target O +animals O +" O +Toxicological O +Drinking O +Water O +Standards O +for O +Animals O +" O +can O +be O +established O +. O + +An O +increase O +in O +hypothalamic O +expression O +of O +at O +least O +two O +of O +the O +erbB B-GENE +receptors I-GENE +is O +initiated O +before O +the O +pubertal O +augmentation O +of O +gonadal O +steroid O +secretion O +and O +is O +completed O +on O +the O +day O +of O +the O +first O +preovulatory O +surge O +of O +gonadotropins B-GENE +. O + +Dsh B-GENE +is O +required O +for O +two O +different O +pathways O +, O +the O +Wnt B-GENE +pathway O +and O +planar O +polarity O +pathway O +in O +Drosophila O +. O + +Catch O +- O +up O +growth O +and O +craniofacial O +dimensions O +following O +administration O +of O +the O +antineoplastic O +agent O +vincristine O +to O +young O +rats O +. O + +CONCLUSIONS O +: O +LSCC O +malformation O +, O +like O +other O +inner O +ear O +malformations O +such O +as O +large O +vestibular O +aqueduct O +and O +X O +- O +linked O +mixed O +deafness O +with O +perilymph O +gusher O +, O +can O +be O +associated O +with O +CHL O +, O +SNHL O +, O +or O +normal O +hearing O +. O + +Escalation O +to O +180 O +mg O +/ O +m2 O +was O +to O +be O +carried O +out O +if O +white O +blood O +cell O +nadir O +count O +was O +> O +2 O +. O +0 O +x O +10 O +( O +9 O +) O +/ O +l O +and O +platelet O +nadir O +count O +was O +> O +75 O +x O +10 O +( O +9 O +) O +/ O +l O +. O + +Methyl O +formate O +was O +used O +as O +the O +solvent O +of O +biodegradable O +oligoesters O +for O +the O +fabrication O +of O +microspheres O +with O +encapsulated O +bovine B-GENE +serum I-GENE +albumin I-GENE +( O +BSA B-GENE +) O +. O + +The O +small B-GENE +monomeric I-GENE +GTP I-GENE +- I-GENE +binding I-GENE +proteins I-GENE +of O +the O +RAB B-GENE +subfamily I-GENE +are O +key O +regulatory O +elements O +of O +the O +machinery O +that O +controls O +membrane O +traffic O +in O +eukaryotic O +cells O +. O + +Furthermore O +, O +loss O +of O +methylation O +also O +greatly O +reduced O +the O +association O +of O +another O +yeast O +B O +- O +type O +subunit O +, O +Rts1p B-GENE +. O + +Thus O +, O +methylation O +of O +Pph21p B-GENE +is O +important O +for O +formation O +of O +PP2A B-GENE +trimeric I-GENE +and I-GENE +dimeric I-GENE +complexes I-GENE +, O +and O +consequently O +, O +for O +PP2A B-GENE +function O +. O + +The O +purpose O +of O +this O +study O +was O +to O +analyze O +the O +temporal O +characteristics O +and O +the O +spatial O +mapping O +of O +the O +independent O +components O +identified O +by O +ICA O +when O +the O +subject O +performs O +a O +finger O +- O +tapping O +task O +. O + +The O +authors O +present O +the O +only O +two O +studies O +that O +have O +proved O +successful O +in O +treating O +animal O +models O +of O +osteoarthritis O +using O +gene O +therapy O +, O +and O +propose O +an O +overview O +of O +several O +strategies O +for O +the O +development O +of O +gene O +therapy O +in O +osteoarthritis O +treatment O +in O +the O +future O +. O + +Together O +, O +these O +results O +indicate O +that O +IL B-GENE +- I-GENE +1 I-GENE +beta I-GENE +induces O +VEGF B-GENE +gene I-GENE +expression O +at O +both O +transcriptional O +and O +post O +- O +transcriptional O +levels O +, O +and O +IL B-GENE +- I-GENE +1 I-GENE +beta I-GENE +evokes O +p38 B-GENE +MAPK O +and O +JNK B-GENE +signalings O +, O +which O +in O +turn O +stimulate O +the O +transcription O +of O +the O +VEGF B-GENE +gene I-GENE +through O +Sp1 B-GENE +- I-GENE +binding I-GENE +sites I-GENE +. O + +Binding O +of O +NusA B-GENE +to O +RNA O +in O +the O +presence O +of O +alpha O +or O +N O +involves O +an O +amino B-GENE +- I-GENE +terminal I-GENE +S1 I-GENE +homology I-GENE +region I-GENE +that O +is O +otherwise O +inactive O +in O +full B-GENE +- I-GENE +length I-GENE +NusA I-GENE +. O + +The O +subjects O +were O +diagnosed O +on O +the O +basis O +of O +DSM O +- O +IV O +pathological O +gambling O +criteria O +and O +completed O +the O +Turkish O +Version O +of O +South O +Oaks O +Gambling O +Screen O +( O +SOGS O +) O +. O + +Lys O +( O +193 O +) O +and O +Arg O +( O +194 O +) O +, O +located O +at O +the O +COOH O +- O +terminal O +end O +of O +HD B-GENE +, O +are O +essential O +for O +dimerization O +. O + +Elevation O +of O +intracellular O +Ca O +( O +2 O ++ O +) O +levels O +are O +also O +involved O +because O +treatment O +with O +receptor O +- O +associated O +protein O +, O +nifedipine O +, O +MK801 O +, O +removal O +of O +Ca O +( O +2 O ++ O +) O +from O +the O +medium O +and O +dantrolene O +all O +served O +to O +inhibit O +calcium O +elevation O +and O +attenuate O +the O +activation O +of O +CREB B-GENE +. O + +The O +present O +study O +shows O +that O +phosphatidylinositol B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +- O +dependent O +p38 B-GENE +kinase I-GENE +activation O +regulates O +Akt B-GENE +phosphorylation O +and O +activity O +in O +human O +neutrophils O +. O + +When O +BFDS O +was O +taken O +as O +the O +reference O +, O +W O +/ O +A O +Z O +scores O +showed O +consistent O +positive O +increments O +, O +from O +birth O +in O +girls O +and O +1 O +mo O +in O +boys O +. O + +Using O +purified O +recombinant B-GENE +HMG I-GENE +I I-GENE +, O +we O +have O +identified O +several O +high O +- O +affinity O +binding O +sites O +which O +overlap O +important O +transcription O +factor O +binding O +sites O +. O + +High B-GENE +- I-GENE +mobility I-GENE +- I-GENE +group I-GENE +protein I-GENE +I I-GENE +can O +modulate O +binding O +of O +transcription O +factors O +to O +the O +U5 B-GENE +region I-GENE +of O +the O +human B-GENE +immunodeficiency I-GENE +virus I-GENE +type I-GENE +1 I-GENE +proviral I-GENE +promoter I-GENE +. O + +Leptinaemia O +does O +not O +correlate O +with O +the O +actual O +or O +mean O +blood O +pressure O +reading O +nor O +with O +stage O +of O +hypertension O +according O +to O +the O +WHO O +classification O +. O + +Thus O +, O +diamide O +treatment O +of O +nuclear O +extracts O +strongly O +reduces O +the O +binding O +of O +NFI B-GENE +proteins I-GENE +, O +and O +the O +addition O +of O +higher O +concentrations O +of O +dithiothreitol O +to O +nuclear O +extracts O +from O +TG B-GENE +- O +treated O +cells O +restores O +NFI B-GENE +- I-GENE +DNA I-GENE +binding O +to O +levels O +in O +extracts O +from O +untreated O +cells O +. O + +LMP2A B-GENE +enhances O +Lyn B-GENE +and O +Syk B-GENE +ubiquitination O +in O +vivo O +in O +a O +fashion O +that O +depends O +on O +the O +activity O +of O +Nedd4 B-GENE +family O +members O +and O +correlates O +with O +destabilization O +of O +the O +Lyn B-GENE +tyrosine I-GENE +kinase I-GENE +. O + +Further O +, O +Tax B-GENE +- O +mediated O +apoptosis O +was O +effectively O +prevented O +by O +ectopic O +expression O +of O +the O +p300 B-GENE +coactivator I-GENE +. O + +Our O +results O +, O +however O +, O +were O +obtained O +for O +Z O +itself O +and O +not O +for O +[ O +Z O +] O +. O + +Fisher O +' O +s O +exact O +test O +or O +Pearson O +' O +s O +chi2 O +test O +were O +used O +for O +statistical O +analysis O +. O + +RESULTS O +: O +In O +the O +pregnant O +group O +, O +serum O +PP14 B-GENE +concentrations O +were O +markedly O +increased O +after O +ET O +, O +and O +a O +significant O +difference O +between O +the O +pregnant O +group O +and O +the O +nonpregnant O +group O +was O +observed O +8 O +days O +following O +ET O +( O +p O +< O +0 O +. O +01 O +) O +. O + +High O +expression O +of O +the O +peroxisome B-GENE +proliferator I-GENE +- I-GENE +activated I-GENE +receptor I-GENE +alpha I-GENE +( O +PPARalpha B-GENE +) O +differentiates O +brown O +fat O +from O +white O +, O +and O +is O +related O +to O +its O +high O +capacity O +of O +lipid O +oxidation O +. O + +This O +- O +2485 O +/ O +- O +2458 O +element O +bound O +PPARalpha B-GENE +and O +PPARgamma B-GENE +from O +brown O +fat O +nuclei O +. O + +These O +results O +provide O +direct O +evidence O +for O +differential O +susceptibility O +to O +endonuclease O +- O +mediated O +mRNA O +decay O +resulting O +from O +the O +differential O +affinity O +of O +a O +RNA O +- O +binding O +protein O +for O +cis O +- O +acting O +stability O +determinants O +. O + +RESULTS O +: O +Twenty O +- O +two O +( O +26 O +% O +) O +patients O +had O +PHG O +before O +( O +group O +A O +) O +and O +64 O +( O +74 O +% O +) O +developed O +PHG O +after O +variceal O +eradication O +( O +group O +B O +) O +. O + +Response O +was O +extremely O +poor O +in O +African O +Americans O +and O +those O +with O +HCV O +genotype O +1 O +. O + +Aspirin O +causes O +peptic O +ulcers O +predominately O +by O +reducing O +gastric B-GENE +mucosal I-GENE +cyclooxygenase I-GENE +( O +COX B-GENE +) O +activity O +and O +prostaglandin O +synthesis O +. O + +A O +total O +of O +1060 O +clones O +were O +randomly O +selected O +for O +sequencing O +of O +one O +end O +. O + +CONCLUSIONS O +: O +The O +surgical O +or O +multimodality O +treatment O +of O +MSGT O +has O +provided O +a O +good O +locoregional O +control O +( O +78 O +% O +) O +and O +68 O +% O +10 O +- O +year O +survival O +in O +a O +series O +of O +patients O +treated O +at O +the O +oncology O +department O +of O +a O +general O +hospital O +in O +Quito O +, O +Ecuador O +. O + +The O +gene O +is O +separated O +into O +four O +exons O +by O +three O +short O +introns O +, O +and O +the O +open O +reading O +frame O +consists O +of O +6660 O +base O +pairs O +( O +bp O +) O +capable O +of O +encoding O +a O +polypeptide O +of O +2220 O +amino O +acid O +residues O +. O + +Like O +the O +p190 B-GENE +- I-GENE +B I-GENE +exon O +, O +the O +first O +exon O +of O +p190 B-GENE +- I-GENE +A I-GENE +is O +extremely O +large O +( O +3 O +. O +7 O +kb O +in O +length O +) O +, O +encoding O +both O +the O +GTPase B-GENE +and O +middle O +domains O +( O +residues O +1 O +- O +1228 O +) O +, O +but O +not O +the O +remaining O +GAP B-GENE +domain I-GENE +, O +suggesting O +a O +high O +conservation O +of O +genomic O +structure O +between O +two O +p190 B-GENE +genes I-GENE +. O + +The O +entire O +human B-GENE +teneurin I-GENE +- I-GENE +1 I-GENE +( O +TEN1 B-GENE +) O +gene O +is O +contained O +in O +eight O +PAC O +clones O +representing O +part O +of O +the O +chromosomal O +locus O +Xq25 O +. O + +The O +plexiform O +neurofibroma O +and O +multiple O +localized O +neurofibromas O +are O +characteristic O +of O +NF1 B-GENE +. O + +In O +general O +lookback O +, O +all O +patients O +who O +received O +blood O +before O +being O +tested O +for O +hepatitis O +C O +are O +advised O +to O +undergo O +testing O +. O + +The O +proposed O +algorithm O +consists O +of O +several O +steps O +. O + +It O +contained O +seven O +extra O +amino O +acids O +of O +FVVLNLQ O +; O +this O +short O +stretch O +of O +extra O +sequence O +was O +found O +between O +Gln O +( O +421 O +) O +and O +Phe O +( O +422 O +) O +within O +the O +SET B-GENE +( O +Suvar3 B-GENE +- I-GENE +9 I-GENE +, O +Enhancer B-GENE +- I-GENE +of I-GENE +- I-GENE +zeste I-GENE +, O +Trithorax B-GENE +) O +interacting O +domain O +( O +SID O +) O +of O +rMTM B-GENE +. O + +MED1 B-GENE +has O +a O +weak O +glycosylase B-GENE +activity O +on O +the O +mutagenic O +adduct O +3 O +, O +N O +( O +4 O +) O +- O +ethenocytosine O +, O +a O +metabolite O +of O +vinyl O +chloride O +and O +ethyl O +carbamate O +. O + +There O +were O +no O +instances O +of O +major O +flap O +necrosis O +although O +two O +flaps O +showed O +tip O +ischaemia O +. O + +These O +results O +suggest O +that O +XAB1 B-GENE +is O +a O +novel O +cytoplasmic B-GENE +GTPase I-GENE +involved O +in O +nuclear O +localization O +of O +XPA B-GENE +. O + +One O +of O +these O +factors O +, O +IRF B-GENE +- I-GENE +2 I-GENE +, O +was O +initially O +cloned O +as O +an O +antagonistic O +counterpart O +to O +IRF B-GENE +- I-GENE +1 I-GENE +with O +oncogenic O +potential O +. O + +Among O +the O +total O +CDSs O +, O +8 O +. O +8 O +% O +match O +sequences O +of O +proteins O +found O +only O +in O +Bacillus O +subtilis O +and O +66 O +. O +7 O +% O +are O +widely O +conserved O +in O +comparison O +with O +the O +proteins O +of O +various O +organisms O +, O +including O +B O +. O +subtilis O +. O + +Tobramycin O +- O +loaded O +SLN O +administered O +i O +. O +v O +. O +showed O +a O +prolonged O +circulation O +time O +compared O +to O +the O +i O +. O +v O +. O +administered O +tobramycin O +solution O +. O + +Bacteriol O +. O + +Terminal B-GENE +deoxynucleotidyl I-GENE +transferase I-GENE +- O +mediated O +nick O +end O +labeling O +assays O +revealed O +that O +hormonal O +activation O +of O +the O +PAX3 B-GENE +repressors I-GENE +induced O +extensive O +apoptosis O +that O +correlated O +with O +down O +- O +regulation O +of O +BCL B-GENE +- I-GENE +X I-GENE +( I-GENE +L I-GENE +) I-GENE +expression O +. O + +VEGF B-GENE +promoter I-GENE +activity O +in O +transient O +transfections O +was O +decreased O +by O +either O +pharmacological O +or O +genetic O +inhibition O +of O +EGFR B-GENE +, O +Ras B-GENE +, O +or O +phosphatidylinositol B-GENE +3 I-GENE +' I-GENE +- I-GENE +kinase I-GENE +[ B-GENE +PI I-GENE +( I-GENE +3 I-GENE +) I-GENE +kinase I-GENE +] I-GENE +. O + +Epidermal B-GENE +growth I-GENE +factor I-GENE +receptor I-GENE +transcriptionally O +up O +- O +regulates O +vascular B-GENE +endothelial I-GENE +growth I-GENE +factor I-GENE +expression O +in O +human O +glioblastoma O +cells O +via O +a O +pathway O +involving O +phosphatidylinositol B-GENE +3 I-GENE +' I-GENE +- I-GENE +kinase I-GENE +and O +distinct O +from O +that O +induced O +by O +hypoxia O +. O + +Thus O +, O +IHHNV O +is O +closely O +related O +to O +densoviruses O +of O +the O +genus O +Brevidensovirus O +in O +the O +family O +Parvoviridae O +, O +and O +we O +therefore O +propose O +to O +rename O +this O +virus O +Penaeus O +stylirostris O +densovirus O +( O +PstDNV O +) O +. O + +Stress B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +1 I-GENE +( O +SAPK1 B-GENE +) O +, O +also O +called O +c B-GENE +- I-GENE +Jun I-GENE +N I-GENE +- I-GENE +terminal I-GENE +kinase I-GENE +( O +JNK B-GENE +) O +, O +becomes O +activated O +in O +vivo O +in O +response O +to O +pro O +- O +inflammatory O +cytokines O +or O +cellular O +stresses O +. O + +Catalytic O +activation O +of O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +( I-GENE +MAP I-GENE +) I-GENE +kinase I-GENE +phosphatase I-GENE +- I-GENE +1 I-GENE +by O +binding O +to O +p38 B-GENE +MAP I-GENE +kinase I-GENE +: O +critical O +role O +of O +the O +p38 B-GENE +C I-GENE +- I-GENE +terminal I-GENE +domain I-GENE +in O +its O +negative O +regulation O +. O + +Thus O +, O +the O +class B-GENE +C I-GENE +- O +Vps B-GENE +complex O +directs O +multiple O +reactions O +during O +the O +docking O +and O +fusion O +of O +vesicles O +with O +the O +vacuole O +, O +each O +of O +which O +contributes O +to O +the O +overall O +specificity O +and O +efficiency O +of O +this O +transport O +process O +. O + +Combined O +intravenous O +and O +intra O +- O +arterial O +recombinant O +tissue B-GENE +plasminogen I-GENE +activator I-GENE +in O +acute O +ischemic O +stroke O +. O + +Signal O +transduction O +via O +modulation O +of O +phosphorylation O +after O +selective O +inhibition O +of O +protein B-GENE +phosphatase I-GENE +( I-GENE +PP I-GENE +) I-GENE +1 I-GENE +and O +/ O +or O +PP2A B-GENE +appears O +to O +play O +a O +role O +in O +okadaic O +acid O +( O +OA O +) O +- O +mediated O +effects O +. O + +Exon O +A O +is O +located O +approximately O +7 O +kb O +5 O +' O +to O +the O +HSL B-GENE +translation I-GENE +start I-GENE +site I-GENE +. O + +NF B-GENE +- I-GENE +kappaB I-GENE +is O +a O +redox O +- O +sensitive O +transcription O +factor O +known O +to O +be O +activated O +by O +oxidative O +stress O +as O +well O +as O +chemical O +and O +biological O +reductants O +. O + +Cardiovascular O +risk O +factors O +and O +antihypertensive O +treatment O +. O + +What O +to O +look O +for O +during O +a O +compliance O +review O +: O +10 O +common O +mistakes O +made O +by O +SNFs O +. O + +CONCLUSIONS O +: O +EBCT O +technology O +allows O +minimally O +invasive O +evaluation O +of O +intramyocardial O +microcirculatory O +function O +and O +permits O +assessment O +of O +microvascular O +BV O +distribution O +in O +different O +functional O +components O +. O + +These O +two O +mAbs O +used O +the O +same O +V O +( O +H O +) O +and O +J O +( O +H O +) O +gene O +segments O +, O +but O +different O +D O +, O +Vkappa O +, O +and O +Jkappa O +genes O +. O + +SSF O +experiments O +were O +carried O +out O +in O +bench O +- O +scale O +bioreactors O +( O +equipped O +with O +CO2 O +and O +volatile O +organic O +traps O +) O +containing O +a O +mixture O +of O +lignocellulosic O +materials O +and O +a O +radiolabeled O +pesticide O +. O + +Characterization O +of O +a O +Xenopus B-GENE +laevis I-GENE +CXC I-GENE +chemokine I-GENE +receptor I-GENE +4 I-GENE +: O +implications O +for O +hematopoietic O +cell O +development O +in O +the O +vertebrate O +embryo O +. O + +Patients O +had O +to O +have O +adequate O +liver O +, O +renal O +, O +and O +marrow O +functions O +. O + +Inhibition O +of O +RNA2 B-GENE +translation O +was O +selective O +, O +with O +no O +effect O +on O +general O +cellular O +translation O +or O +translation O +of O +BMV O +RNA1 B-GENE +- O +encoded O +replication B-GENE +factor I-GENE +1a I-GENE +, O +and O +was O +independent O +of O +p20 B-GENE +, O +a O +cellular O +antagonist O +of O +DED1 B-GENE +function O +in O +translation O +. O + +Abbreviations O +: O +CAS B-GENE +, O +CRK B-GENE +- I-GENE +associated I-GENE +substrate I-GENE +; O +CH B-GENE +, O +calponin B-GENE +- I-GENE +homology I-GENE +domain I-GENE +; O +CSK B-GENE +, O +C B-GENE +- I-GENE +terminal I-GENE +SRC I-GENE +kinase I-GENE +; O +E6 B-GENE +, O +Papillomavirus B-GENE +E6 I-GENE +protein I-GENE +; O +FAK B-GENE +, O +focal B-GENE +adhesion I-GENE +kinase I-GENE +; O +GIT B-GENE +, O +GRK B-GENE +interacter I-GENE +; O +GPCR B-GENE +, O +heterotrimeric B-GENE +- I-GENE +G I-GENE +- I-GENE +protein I-GENE +- I-GENE +coupled I-GENE +receptor I-GENE +; O +GRK B-GENE +, O +G B-GENE +- I-GENE +protein I-GENE +- I-GENE +coupled I-GENE +- I-GENE +receptor I-GENE +kinase I-GENE +; O +MAPK B-GENE +, O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +( O +ERK B-GENE +, O +p38 B-GENE +, O +JNK B-GENE +) O +; O +PAK B-GENE +, O +p21 B-GENE +- I-GENE +activated I-GENE +kinase I-GENE +; O +PBS B-GENE +, O +paxillin B-GENE +- I-GENE +binding I-GENE +subdomain I-GENE +; O +PIX B-GENE +, O +PAK B-GENE +- I-GENE +interacting I-GENE +exchange I-GENE +factor I-GENE +; O +PKL B-GENE +, O +paxillin B-GENE +kinase I-GENE +linker I-GENE +; O +POR1 B-GENE +, O +partner B-GENE +of I-GENE +Rac I-GENE +; O +PS O +, O +phosphoserine O +; O +PT O +, O +phosphothreonine O +; O +PY O +, O +phosphotyrosine O +; O +RTK B-GENE +, O +growth B-GENE +factor I-GENE +receptor I-GENE +tyrosine I-GENE +kinase I-GENE +; O +SH B-GENE +, O +SRC B-GENE +- I-GENE +homology I-GENE +domain I-GENE +. O + +In O +15 O +ventilator O +- O +dependent O +, O +SB O +, O +and O +actively O +expiring O +patients O +, O +we O +found O +that O +the O +difference O +PEEP O +( O +i O +) O +, O +dyn O +- O +Pga O +, O +total O +decay O +( O +mean O ++ O +/ O +- O +SD O +, O +5 O +. O +7 O ++ O +/ O +- O +1 O +. O +9 O +cm O +H O +( O +2 O +) O +O O +) O +was O +quite O +similar O +to O +PEEP O +( O +i O +) O +, O +dyn O +ref O +( O +5 O +. O +3 O ++ O +/ O +- O +1 O +. O +9 O +cm O +H O +( O +2 O +) O +O O +) O +. O + +Of O +208 O +eligible O +subjects O +, O +82 O +received O +supervised O +IPT O +at O +a O +dose O +of O +900 O +mg O +twice O +weekly O +for O +6 O +mo O +( O +Regimen O +A O +) O +, O +73 O +received O +unsupervised O +IPT O +900 O +mg O +twice O +weekly O +for O +6 O +mo O +( O +Regimen O +B O +) O +, O +and O +53 O +received O +unsupervised O +IPT O +300 O +mg O +daily O +for O +6 O +mo O +( O +Regimen O +C O +) O +. O + +There O +were O +122 O +cases O +of O +tuberculosis O +over O +an O +average O +10 O +. O +3 O +yr O +of O +follow O +- O +up O +( O +crude O +annual O +incidence O +, O +76 O +. O +2 O +/ O +100 O +, O +000 O +) O +. O + +These O +results O +suggested O +that O +BACH1t B-GENE +recruits O +BACH1 B-GENE +to O +the O +nucleus O +through O +BTB B-GENE +domain O +- O +mediated O +interaction O +. O + +Transcription O +of O +the O +six O +EBNA B-GENE +genes I-GENE +, O +which O +are O +expressed O +in O +EBV O +- O +immortalized O +primary O +B O +cells O +, O +arises O +from O +one O +of O +two O +promoters O +, O +Cp B-GENE +and O +Wp B-GENE +, O +located O +near O +the O +left O +end O +of O +the O +viral O +genome O +. O + +Thus O +, O +blocks O +in O +the O +RARalpha B-GENE +- O +specific O +pathway O +of O +retinoid O +- O +induced O +differentiation O +may O +be O +bypassed O +during O +retinoid O +induction O +of O +FR B-GENE +- I-GENE +beta I-GENE +expression O +. O + +Is O +more O +better O +? O +About O +dose O +levels O +of O +ACE B-GENE +inhibitors O +in O +chronic O +heart O +failure O +. O + +To O +test O +whether O +or O +not O +SOCS B-GENE +- I-GENE +3 I-GENE +also O +binds O +to O +the O +IGFIR B-GENE +, O +we O +cloned O +human B-GENE +SOCS I-GENE +- I-GENE +3 I-GENE +by O +reverse O +transcription O +- O +polymerase O +chain O +reaction O +from O +human O +skeletal O +muscle O +mRNA O +. O + +A O +protein O +lacking O +the O +SH2 B-GENE +and O +RING O +finger O +domains O +has O +no O +activity O +, O +but O +a O +chimeric O +protein O +with O +the O +SH2 B-GENE +and O +RING O +finger O +domains O +of O +SLI B-GENE +- I-GENE +1 I-GENE +replaced O +by O +the O +equivalent O +domains O +of O +c B-GENE +- I-GENE +Cbl I-GENE +has O +activity O +. O + +To O +evaluate O +the O +effects O +of O +HRT O +on O +those O +factors O +in O +end O +- O +stage O +renal O +disease O +( O +ESRD O +) O +patients O +, O +we O +evaluated O +the O +changes O +of O +lipid O +profile O +, O +coagulation O +and O +fibrinolysis O +markers O +, O +and O +plasma O +homocysteine O +levels O +after O +treatment O +. O + +There O +was O +a O +weak O +significant O +correlation O +between O +TGF B-GENE +beta I-GENE +1 I-GENE +levels O +and O +normal O +cell O +radiosensitivity O +( O +lymphocyte O +SF2 O +) O +. O + +Acute O +feasibility O +and O +safety O +of O +a O +smoking O +reduction O +strategy O +for O +smokers O +with O +schizophrenia O +. O + +Tightly O +ordered O +proteasomal O +degradation O +of O +proteins O +critical O +for O +cell O +cycle O +control O +implies O +a O +role O +of O +the O +proteasome O +in O +maintaining O +cell O +proliferation O +and O +cell O +survival O +. O + +The O +sixth O +nucleotide O +was O +bulged O +out O +to O +allow O +stacking O +of O +this O +U O +. O +G O +pair O +on O +the O +adjacent O +helical O +region O +. O + +Functional O +analysis O +of O +the O +mutant B-GENE +desmin I-GENE +in O +SW13 O +( O +vim B-GENE +- O +) O +cells O +showed O +aggregation O +of O +abnormal O +coarse O +clumps O +of O +desmin B-GENE +positive O +material O +dispersed O +throughout O +the O +cytoplasm O +. O + +Patients O +with O +lesions O +affecting O +the O +PRC O +but O +sparing O +the O +PHC O +, O +and O +patients O +with O +lesions O +affecting O +both O +PRC O +and O +PHC O +, O +performed O +an O +oculomotor O +delayed O +response O +task O +with O +unpredictably O +varied O +memory O +delays O +of O +up O +to O +30 O +s O +. O + +In O +addition O +, O +26 O +amino O +acid O +residues O +, O +K69 O +, O +D88 O +, O +E94 O +, O +D134 O +, O +R154 O +, O +K169 O +, O +H197 O +, O +D233 O +, O +G235 O +, O +G236 O +, O +G237 O +, O +F238 O +, O +E274 O +, O +G276 O +, O +R277 O +, O +Y278 O +, O +K294 O +, O +Y323 O +, O +Y331 O +, O +D332 O +, O +C360 O +, O +D361 O +, O +D364 O +, O +G387 O +, O +Y389 O +, O +and O +F397 O +( O +mouse O +ODC B-GENE +numbering O +) O +, O +all O +of O +which O +are O +implicated O +in O +the O +formation O +of O +the O +pyridoxal O +phosphate O +- O +binding O +domain O +and O +the O +substrate O +- O +binding O +domain O +and O +in O +dimer O +stabilization O +with O +the O +eukaryotic O +ODCs B-GENE +, O +were O +also O +conserved O +in O +S O +. O +ruminantium O +LDC B-GENE +. O + +The O +Psc2 B-GENE +cDNA I-GENE +contained O +an O +open O +reading O +frame O +homologous O +to O +CP2 B-GENE +family I-GENE +proteins I-GENE +. O + +Our O +results O +indicate O +that O +Shh B-GENE +can O +drive O +continued O +cycling O +in O +immature O +, O +proliferating O +CGNPs O +. O + +The O +QT O +interval O +was O +related O +to O +various O +components O +of O +the O +insulin B-GENE +resistance O +syndrome O +, O +including O +BP O +and O +insulin B-GENE +sensitivity O +. O + +The O +wavenumbers O +corresponding O +to O +the O +normal O +modes O +of O +vibration O +were O +calculated O +using O +the O +DFT O +( O +B3LYP O +/ O +6 O +- O +31G O +* O +* O +) O +approximation O +and O +their O +agreement O +with O +the O +measured O +values O +improved O +after O +scaling O +of O +the O +associated O +force O +field O +. O + +The O +data O +provide O +strong O +evidence O +that O +ThlA B-GENE +is O +involved O +in O +the O +metabolism O +of O +both O +acid O +and O +solvent O +formation O +, O +whereas O +the O +physiological O +function O +of O +ThlB B-GENE +has O +yet O +to O +be O +elucidated O +. O + +In O +addition O +, O +npm3 B-GENE +, O +which O +is O +usually O +coactivated O +with O +fgf8 B-GENE +by O +MMTV O +insertion O +, O +was O +not O +up O +- O +regulated O +by O +androgens O +in O +SC O +- O +3 O +cells O +. O + +Experiments O +with O +epitope O +- O +tagged O +proteins O +show O +that O +UEV1A B-GENE +is O +a O +nuclear O +protein O +, O +whereas O +both O +Kua B-GENE +and O +Kua B-GENE +- O +UEV B-GENE +localize O +to O +cytoplasmic O +structures O +, O +indicating O +that O +the O +Kua B-GENE +domain I-GENE +determines O +the O +cytoplasmic O +localization O +of O +Kua B-GENE +- O +UEV B-GENE +. O + +Stoichiometric O +phosphorylation O +of O +human B-GENE +p53 I-GENE +at O +Ser315 O +stimulates O +p53 B-GENE +- O +dependent O +transcription O +. O +p53 B-GENE +protein I-GENE +activity O +as O +a O +transcription O +factor O +can O +be O +activated O +in O +vivo O +by O +antibodies O +that O +target O +its O +C O +- O +terminal O +negative O +regulatory O +domain O +suggesting O +that O +cellular O +enzymes O +that O +target O +this O +domain O +may O +play O +a O +role O +in O +stimulating O +p53 B-GENE +- O +dependent O +gene O +expression O +. O + +Interestingly O +, O +this O +mutant O +cell O +line O +lacks O +expression O +of O +the O +IKK B-GENE +regulatory I-GENE +protein I-GENE +, O +IKKgamma B-GENE +. O + +The O +Tax B-GENE +/ O +IKKgamma B-GENE +interaction O +serves O +to O +recruit O +Tax B-GENE +to O +the O +IKK B-GENE +catalytic I-GENE +subunits I-GENE +, O +IKKalpha B-GENE +and O +IKKbeta B-GENE +, O +and O +this O +recruitment O +appears O +to O +be O +an O +essential O +mechanism O +by O +which O +Tax B-GENE +stimulates O +the O +activity O +of O +IKK B-GENE +. O + +An O +anchored O +AFLP O +- O +and O +retrotransposon O +- O +based O +map O +of O +diploid O +Avena O +. O + +In O +addition O +, O +we O +identified O +a O +novel O +type O +of O +inhibitory O +domain O +in O +the O +N O +- O +terminal O +60 O +amino O +acids O +of O +IRF B-GENE +- I-GENE +1 I-GENE +which O +strongly O +inhibits O +its O +transcriptional O +activity O +. O + +Simultaneous O +determination O +of O +theophylline O +and O +its O +metabolites O +by O +HPLC O +] O +A O +high O +performance O +liquid O +chromatography O +( O +HPLC O +) O +method O +has O +been O +developed O +for O +the O +simultaneous O +determination O +of O +theophylline O +and O +its O +metabolites O +, O +with O +caffeine O +and O +its O +metabolites O +. O + +Ten O +males O +performed O +both O +test O +conditions O +and O +oxygen O +uptake O +VO2 O +, O +heart O +rate O +, O +minute O +ventilation O +VE O +, O +perceived O +exertion O +and O +spinal O +shrinkage O +were O +recorded O +. O + +CONCLUSION O +: O +SPT O +is O +more O +useful O +than O +WST O +in O +differentiating O +patients O +predisposed O +to O +aspiration O +. O + +Studied O +groups O +were O +( O +1 O +) O +untreated O +control O +, O +n O += O +12 O +; O +( O +2 O +) O +FK O +- O +1 O +, O +n O += O +8 O +; O +( O +3 O +) O +FK O +- O +3 O +, O +n O += O +8 O +. O + +DNA O +binding O +and O +glutathione B-GENE +S I-GENE +- I-GENE +transferase I-GENE +pull O +- O +down O +assays O +demonstrate O +that O +binding O +requires O +Elk B-GENE +- I-GENE +1 I-GENE +( I-GENE +1 I-GENE +- I-GENE +212 I-GENE +) I-GENE +but O +not O +the O +C O +- O +terminal O +transactivation O +domain O +. O + +Unexpectedly O +, O +ALK7 B-GENE +signaling O +produced O +a O +remarkable O +change O +in O +cell O +morphology O +characterized O +by O +cell O +flattening O +and O +elaboration O +of O +blunt O +, O +short O +cell O +processes O +. O + +The O +swa2 B-GENE +- I-GENE +1 I-GENE +allele I-GENE +recovered O +from O +the O +original O +screen O +carries O +a O +point O +mutation O +in O +its O +tetratricopeptide O +repeat O +( O +TPR O +) O +domain O +, O +a O +motif O +not O +found O +in O +auxilin B-GENE +but O +known O +in O +other O +proteins O +to O +mediate O +interaction O +with O +heat B-GENE +- I-GENE +shock I-GENE +proteins I-GENE +. O + +In O +slightly O +older O +embryos O +, O +the O +expression O +was O +skewed O +to O +one O +side O +of O +the O +embryo O +and O +by O +E6 O +. O +5 O +, O +at O +the O +onset O +of O +gastrulation O +, O +expression O +was O +seen O +in O +the O +epiblast O +, O +visceral O +endoderm O +, O +nascent O +mesoderm O +, O +and O +the O +primitive O +streak O +. O + +The O +authors O +proposed O +that O +the O +highly O +convergent O +inputs O +to O +the O +entorhinal O +cortex O +indicate O +this O +region O +may O +be O +particularly O +important O +for O +selecting O +or O +compressing O +information O +. O + +Influence O +of O +oil O +emulsions O +and O +diphenyl O +on O +post O +- O +harvest O +physiconutritional O +changes O +in O +Kagzi O +limes O +( O +Citrus O +aurantifolia O +) O +was O +studied O +. O + +Detailed O +analysis O +of O +alpha1 B-GENE +, I-GENE +3GT I-GENE +transcripts I-GENE +revealed O +two O +major O +alternative O +splicing O +patterns O +in O +the O +5 O +' O +- O +untranslated O +region O +( O +5 O +' O +- O +UTR O +) O +and O +evidence O +for O +minor O +splicing O +activity O +that O +occurs O +in O +a O +tissue O +- O +specific O +manner O +. O + +A O +thermal O +Kubo O +- O +Martin O +- O +Schwinger O +condition O +arises O +due O +to O +the O +coupling O +of O +a O +computer O +to O +a O +strong O +periodic O +source O +, O +namely O +, O +the O +daily O +and O +weekly O +usage O +patterns O +of O +the O +system O +. O + +The O +non O +- O +homologous O +sequences O +in O +the O +5 O +' O +untranslated O +regions O +might O +be O +acquired O +at O +or O +after O +transcription O +during O +retrotransposition O +of O +the O +ATLN O +elements O +. O + +The O +time O +course O +of O +RNA1 B-GENE +replication O +and O +RNA3 B-GENE +synthesis O +in O +induced O +yeast O +paralleled O +that O +in O +yeast O +transfected O +with O +natural O +FHV O +virion O +RNA O +. O + +The O +transcription O +and O +alternative O +splicing O +of O +human B-GENE +ORL1 I-GENE +and O +GAIP B-GENE +are O +cell O +- O +type O +specific O +. O + +The O +extraction O +was O +subsequently O +rated O +as O +' O +easy O +' O +or O +' O +difficult O +' O +. O +Taking O +Pell O +- O +Gregory O +class O +C O +as O +a O +predictor O +of O +a O +' O +difficult O +' O +extraction O +, O +specificity O +was O +88 O +% O +but O +sensitivity O +was O +low O +at O +15 O +% O +. O + +In O +addition O +, O +our O +results O +show O +that O +ERKs B-GENE +and O +PI3Ks B-GENE +can O +synergise O +to O +convert O +ectoderm O +into O +mesoderm O +. O + +Nevertheless O +, O +protein B-GENE +kinase I-GENE +A I-GENE +stimulation O +induces O +CREMalpha B-GENE +to O +activate O +the O +complex O +native O +promoter O +in O +the O +phosphoenolpyruvate B-GENE +carboxykinase I-GENE +( O +PEPCK B-GENE +) O +gene O +. O + +Another O +putative O +HNF3 B-GENE +site I-GENE +in O +close O +apposition O +to O +a O +NF1 B-GENE +/ O +CTF B-GENE +site O +was O +localized O +upstream O +of O +the O +silencer O +- O +like O +element O +. O + +A O +recently O +reported O +new O +member O +of O +the O +Vav B-GENE +family I-GENE +proteins I-GENE +, O +Vav3 B-GENE +has O +been O +identified O +as O +a O +Ros B-GENE +receptor B-GENE +protein I-GENE +tyrosine I-GENE +kinase I-GENE +( O +RPTK B-GENE +) O +interacting O +protein O +by O +yeast O +two O +- O +hybrid O +screening O +. O + +Subsequently O +, O +we O +show O +that O +the O +reexpression O +of O +the O +r B-GENE +- I-GENE +PTPeta I-GENE +gene I-GENE +in O +highly O +malignant O +rat O +thyroid O +cells O +transformed O +by O +retroviruses O +carrying O +the O +v B-GENE +- I-GENE +mos I-GENE +and O +v B-GENE +- I-GENE +ras I-GENE +- I-GENE +Ki I-GENE +oncogenes I-GENE +suppresses O +their O +malignant O +phenotype O +. O + +Induced O +expression O +of O +Rnd3 B-GENE +is O +associated O +with O +transformation O +of O +polarized O +epithelial O +cells O +by O +the O +Raf B-GENE +- O +MEK B-GENE +- O +extracellular O +signal O +- O +regulated O +kinase O +pathway O +. O + +The O +activity O +of O +the O +transcription B-GENE +factor I-GENE +CREB I-GENE +is O +regulated O +by O +extracellular O +stimuli O +that O +result O +in O +its O +phosphorylation O +at O +a O +critical O +serine O +residue O +, O +Ser133 O +. O + +When O +10 O +fields O +were O +analysed O +, O +a O +strong O +relationship O +was O +found O +between O +the O +presence O +of O +bacteria O +on O +Gram O +staining O +and O +the O +final O +diagnosis O +of O +VAP O +( O +for O +PSB O +and O +PTC O +respectively O +: O +sensitivity O +74 O +and O +81 O +% O +, O +specificity O +94 O +and O +100 O +% O +, O +positive O +predictive O +value O +91 O +and O +100 O +% O +, O +negative O +predictive O +value O +82 O +and O +88 O +% O +) O +. O + +Tranilast O +in O +the O +Therapy O +of O +Coronary O +Artery O +Disease O +. O + +This O +study O +is O +a O +further O +and O +more O +extensive O +validation O +of O +the O +clinician O +rated O +NIMH O +- O +LCM O +- O +p O +. O + +The O +Aie1 B-GENE +locus I-GENE +was O +mapped O +to O +mouse O +chromosome O +7A2 O +- O +A3 O +by O +fluorescent O +in O +situ O +hybridization O +. O + +Psychiatric O +disorders O +in O +children O +and O +adolescents O +carry O +considerable O +morbidity O +, O +impede O +development O +, O +and O +carry O +a O +significant O +mortality O +by O +suicide O +. O + +Thyrotoxicosis O +due O +to O +amiodarone O +is O +difficult O +to O +treat O +and O +is O +further O +complicated O +by O +the O +pro O +- O +arrhythmic O +potential O +of O +thyrotoxicosis O +and O +the O +fading O +antiarrhythmic O +effect O +after O +amiodarone O +withdrawal O +. O + +Chaperones O +/ O +HSPs B-GENE +thus O +play O +important O +roles O +within O +cell O +cycle O +processes O +. O + +This O +study O +allows O +us O +to O +draw O +conclusions O +about O +the O +identity O +of O +proteins O +required O +for O +the O +development O +of O +the O +nervous O +system O +in O +Drosophila O +and O +provides O +an O +example O +of O +a O +molecular O +approach O +to O +characterize O +en O +masse O +transposon O +- O +tagged O +mutations O +identified O +in O +genetic O +screens O +. O + +Children O +with O +ADD O +showed O +an O +attenuated O +frontal O +CNV O +- O +1 O +amplitude O +and O +a O +trend O +towards O +increased O +CNV O +- O +1 O +and O +CNV O +- O +2 O +occipital O +amplitudes O +. O + +Where O +UMDNJ O +is O +headed O +. O + +Overexpression O +of O +c B-GENE +- I-GENE +Myc I-GENE +in O +serum O +- O +starved O +human O +or O +mouse O +embryonic O +cells O +leads O +to O +apoptosis O +which O +is O +significantly O +reduced O +in O +the O +presence O +of O +growth O +factor O +- O +containing O +serum O +. O +c B-GENE +- I-GENE +Myc I-GENE +- O +induced O +apoptosis O +appears O +to O +be O +deficient O +in O +bax B-GENE +- O +null O +as O +compared O +with O +bax B-GENE +- O +wild O +- O +type O +mouse O +embryonic O +fibroblasts O +. O + +METHODS O +: O +T2 O +* O +- O +weighted O +, O +three O +- O +dimensional O +gradient O +- O +echo O +images O +were O +acquired O +by O +exploiting O +the O +magnetic O +susceptibility O +difference O +between O +oxygenated O +and O +deoxygenated O +hemoglobin B-GENE +in O +the O +vasculature O +and O +microvasculature O +. O + +In O +the O +COPD O +patients O +, O +the O +variability O +of O +Delta O +- O +inst O +Rrs O +( O +30 O +% O +) O +was O +greater O +than O +that O +of O +FOT O +Rrs O +( O +21 O +% O +) O +. O + +Thus O +, O +Pet111p B-GENE +could O +play O +dual O +roles O +in O +both O +membrane O +localization O +and O +regulation O +of O +Cox2p B-GENE +synthesis O +within O +mitochondria O +. O + +The O +determination O +of O +the O +double O +bounds O +in O +blood O +serum O +lipids O +by O +titration O +with O +ozone O +: O +the O +pathophysiology O +and O +diagnostic O +significance O +] O +In O +this O +article O +the O +method O +of O +definition O +of O +double O +binders O +in O +lipids O +of O +blood O +serum O +in O +patients O +with O +different O +diseases O +basically O +atherosclerosis O +and O +ischemic O +heart O +disease O +, O +with O +use O +titration O +by O +ozone O +is O +given O +. O + +Ang B-GENE +II I-GENE +- O +induced O +fibronectin B-GENE +mRNA O +was O +not O +affected O +by O +PKC B-GENE +inhibitors O +or O +PKC B-GENE +depletion O +, O +whereas O +specific O +inhibition O +of O +EGF B-GENE +- I-GENE +R I-GENE +function O +by O +a O +dominant B-GENE +negative I-GENE +EGF I-GENE +- I-GENE +R I-GENE +mutant I-GENE +and O +tyrphostin O +AG1478 O +abolished O +induction O +of O +fibronectin B-GENE +mRNA I-GENE +. O + +Acoust O +. O + +Video O +images O +of O +the O +nostrils O +were O +captured O +and O +then O +analyzed O +for O +area O +, O +perimeter O +, O +centroid O +, O +principal O +axis O +, O +moments O +about O +the O +major O +and O +minor O +axes O +( O +I11 O +, O +I22 O +) O +, O +anisometry O +, O +bulkiness O +, O +lateral O +offset O +, O +internostril O +angle O +, O +and O +rotational O +angle O +. O + +Young O +fish O +( O +Oreochromis O +mossambicus O +) O +were O +exposed O +to O +microgravity O +( O +micro O +g O +) O +for O +9 O +to O +10 O +days O +during O +space O +missions O +STS O +- O +55 O +and O +STS O +- O +84 O +, O +or O +to O +hypergravity O +( O +hg O +) O +for O +9 O +days O +. O + +S6K2 B-GENE +is O +highly O +homologous O +to O +S6K1 B-GENE +in O +the O +core O +kinase O +and O +linker O +regulatory O +domains O +but O +differs O +from O +S6K1 B-GENE +in O +the O +N O +- O +and O +C O +- O +terminal O +regions O +and O +is O +differently O +localized O +primarily O +to O +the O +nucleus O +because O +of O +a O +C O +- O +terminal O +nuclear O +localization O +signal O +unique O +to O +S6K2 B-GENE +. O + +Pretreatment O +of O +cells O +with O +the O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +- I-GENE +extracellular I-GENE +signal I-GENE +- I-GENE +regulated I-GENE +kinase I-GENE +kinase I-GENE +( O +MEK B-GENE +) O +inhibitor O +U0126 O +inhibited O +S6K2 B-GENE +activation O +to O +a O +greater O +extent O +than O +S6K1 B-GENE +. O + +T O +cells O +express O +two O +isoforms O +of O +S6k1 B-GENE +: O +a O +70 O +kDa O +cytoplasmic O +kinase O +and O +an O +85 O +kDa O +isoform O +that O +has O +a O +classic O +nuclear O +localisation O +. O + +Ketanserin O +, O +a O +hypotensive O +drug O +with O +5 B-GENE +- I-GENE +HT2 I-GENE +receptor I-GENE +antagonism O +, O +when O +administered O +by O +topical O +infusion O +of O +a O +0 O +. O +25 O +% O +w O +/ O +v O +solution O +by O +corneal O +and O +scleral O +applications O +, O +was O +found O +to O +lower O +intraocular O +pressure O +with O +four O +times O +more O +activity O +than O +its O +metabolite O +, O +ketanserinol O +. O + +A O +prospectively O +gated O +2D O +axial O +sequence O +with O +velocity O +encoding O +in O +the O +craniocaudal O +direction O +in O +the O +cervical O +region O +was O +set O +at O +a O +velocity O +of O ++ O +/ O +- O +10 O +cm O +/ O +s O +. O + +It O +was O +subsequently O +shown O +that O +Tip60 B-GENE +had O +histone B-GENE +acetyltransferase I-GENE +( O +HAT B-GENE +) O +activity O +. O + +Our O +data O +show O +that O +multiple O +MLSN1 B-GENE +transcripts I-GENE +, O +both O +constitutively O +expressed O +and O +inducible O +, O +are O +present O +in O +cultured O +pigmented O +melanoma O +cells O +, O +and O +suggest O +that O +MLSN1 B-GENE +expression O +can O +be O +regulated O +at O +the O +level O +of O +both O +transcription O +and O +mRNA O +processing O +. O + +These O +results O +also O +suggest O +the O +involvement O +of O +additional O +elements O +in O +the O +UPR O +. O + +We O +show O +that O +in O +contrast O +to O +SRC1 B-GENE +, O +direct O +binding O +of O +CBP B-GENE +to O +the O +estrogen B-GENE +receptor I-GENE +is O +weak O +, O +suggesting O +that O +SRC1 B-GENE +functions O +primarily O +as O +an O +adaptor O +to O +recruit O +CBP B-GENE +and O +p300 B-GENE +. O + +Remarkably O +, O +a O +construct O +corresponding O +to O +residues O +631 O +to O +970 O +, O +which O +contains O +only O +the O +LXXLL O +motifs O +and O +the O +AD1 O +region O +of O +SRC1 B-GENE +, O +retained O +strong O +coactivator O +activity O +in O +our O +assays O +. O + +Since O +MEK B-GENE +acts O +as O +a O +cytoplasmic O +anchor O +for O +the O +ERKs B-GENE +, O +the O +lack O +of O +a O +MEK B-GENE +interaction O +resulted O +in O +the O +aberrant O +nuclear O +localization O +of O +ERK2 B-GENE +- O +Delta19 B-GENE +- I-GENE +25 I-GENE +mutants O +in O +serum O +- O +starved O +cells O +. O + +Pmt2 B-GENE +is O +a O +member O +of O +a O +six O +- O +protein O +family O +in O +yeast O +that O +catalyzes O +the O +first O +step O +in O +O O +mannosylation O +of O +target O +proteins O +. O + +Of O +the O +21 O +quadrants O +positive O +in O +the O +controls O +, O +17 O +were O +correlated O +with O +previously O +detected O +jaw O +pathoses O +. O + +Four O +cases O +of O +synovial O +chondromatosis O +are O +presented O +. O + +Previous O +studies O +have O +shown O +that O +the O +pro O +- O +inflammatory O +cytokines O +tumor B-GENE +necrosis I-GENE +factor I-GENE +alpha I-GENE +and O +interferon B-GENE +gamma I-GENE +reduce O +the O +expression O +of O +the O +cystic B-GENE +fibrosis I-GENE +transmembrane I-GENE +conductance I-GENE +regulator I-GENE +( O +CFTR B-GENE +) O +gene O +( O +CFTR B-GENE +) O +in O +HT O +- O +29 O +and O +T84 O +cells O +by O +acting O +post O +- O +transcriptionally O +. O + +Regulation O +of O +RhoA B-GENE +is O +required O +to O +maintain O +adhesion O +in O +stationary O +cells O +, O +but O +is O +also O +critical O +for O +cell O +spreading O +and O +migration O +[ O +3 O +] O +. O + +Here O +we O +show O +in O +mouse O +fibroblasts O +stably O +transformed O +by O +v B-GENE +- I-GENE +Src I-GENE +that O +mRNA O +and O +protein O +levels O +of O +p21 B-GENE +( O +WAF1 B-GENE +/ O +CIP1 B-GENE +) O +, O +cyclin B-GENE +D1 I-GENE +, O +and O +cyclin B-GENE +E I-GENE +are O +elevated O +. O + +ORFA O +and O +ccdA B-GENE +were O +constitutively O +cotranscribed O +as O +determined O +by O +primer O +extension O +analysis O +. O + +Mouse B-GENE +Impact I-GENE +is O +a O +paternally O +expressed O +gene O +encoding O +an O +evolutionarily O +conserved O +protein O +of O +unknown O +function O +. O + +Coexpression O +studies O +indicate O +that O +insulin B-GENE +and O +PKB B-GENE +suppress O +transactivation O +by O +C B-GENE +/ I-GENE +EBPbeta I-GENE +, O +but O +not O +C B-GENE +/ I-GENE +EBPalpha I-GENE +, O +and O +that O +N O +- O +terminal O +transactivation O +domains O +in O +C B-GENE +/ I-GENE +EBPbeta I-GENE +are O +required O +. O + +Among O +eight O +graminaceous O +species O +tested O +, O +Ids3 B-GENE +expression O +was O +observed O +only O +in O +Fe O +- O +deficient O +roots O +of O +H O +. O +vulgare O +and O +Secale O +cereale O +. O +which O +not O +only O +secrete O +2 O +' O +- O +deoxymugineic O +acid O +( O +DMA O +) O +, O +but O +also O +mugineic O +acid O +( O +MA O +) O +and O +3 O +- O +epihydroxymugineic O +acid O +( O +epiHMA O +, O +H O +. O +vulgare O +) O +, O +and O +3 O +- O +hydroxymugineic O +acid O +( O +HMA O +, O +S O +. O +cereale O +) O +. O + +In O +contrast O +, O +high O +COUP B-GENE +- I-GENE +TFI I-GENE +expression O +impeded O +the O +neuronal O +differentiation O +of O +P19 O +cells O +induced O +with O +RA O +, O +resulting O +in O +cell O +cultures O +lacking O +neurons O +. O + +Because O +PET O +is O +also O +useful O +for O +the O +pretreatment O +and O +follow O +- O +up O +evaluation O +, O +the O +use O +of O +stereotactic O +PET O +in O +these O +patients O +can O +enable O +an O +accurate O +comparison O +of O +PET O +- O +based O +metabolic O +data O +with O +MR O +- O +based O +anatomical O +data O +. O + +Therefore O +, O +in O +our O +in O +vitro O +model O +, O +the O +localization O +of O +the O +mutation O +in O +the O +K B-GENE +- I-GENE +ras I-GENE +gene I-GENE +predisposes O +to O +a O +different O +level O +of O +aggressiveness O +in O +the O +transforming O +phenotype O +. O + +Here O +, O +we O +describe O +the O +isolation O +of O +MdPin1 B-GENE +, O +a O +Pin1 B-GENE +homologue O +from O +the O +plant O +species O +apple O +( O +Malus O +domestica O +) O +and O +show O +that O +it O +has O +the O +same O +phosphorylation O +- O +specific O +substrate O +specificity O +and O +can O +be O +inhibited O +by O +juglone O +in O +vitro O +, O +as O +is O +the O +case O +for O +Pin1 B-GENE +. O + +These O +and O +other O +data O +presented O +suggest O +that O +TAg B-GENE +' O +re O +- O +models O +' O +host O +cell O +transcription O +factors O +that O +are O +used O +early O +in O +viral O +infection O +, O +and O +thereby O +mimics O +an O +event O +that O +naturally O +occurs O +during O +transformation O +. O + +This O +sensitivity O +analysis O +showed O +that O +the O +practical O +limits O +of O +the O +accuracy O +of O +the O +used O +screening O +test O +jeopardize O +the O +estimation O +of O +the O +true O +herd O +prevalence O +within O +reasonable O +confidence O +limits O +, O +because O +the O +within O +- O +herd O +PTB O +true O +prevalence O +was O +low O +. O +For O +this O +reason O +we O +augmented O +the O +herd O +specificity O +for O +herds O +with O +larger O +adult O +herd O +size O +( O +> O +5 O +) O +. O + +ORFK10 B-GENE +. I-GENE +5 I-GENE +encodes O +a O +protein O +, O +latency B-GENE +- I-GENE +associated I-GENE +nuclear I-GENE +antigen I-GENE +2 I-GENE +( O +LANA2 B-GENE +) O +, O +which O +is O +expressed O +in O +KSHV O +- O +infected O +hematopoietic O +tissues O +, O +including O +PEL O +and O +CD O +but O +not O +KS O +lesions O +. O + +In O +Xenopus O +, O +BMPs B-GENE +act O +as O +epidermal O +inducers O +and O +also O +as O +negative O +regulators O +of O +neurogenesis O +. O + +Presently O +four O +unique O +variants O +carrying O +distinct O +GAF B-GENE +sequences I-GENE +in O +the O +N O +- O +terminal O +region O +have O +been O +identified O +. O + +Genomic O +organization O +of O +the O +human O +phosphodiesterase B-GENE +PDE11A I-GENE +gene I-GENE +. O + +The O +present O +findings O +revealed O +that O +the O +rib B-GENE +- I-GENE +2 I-GENE +protein I-GENE +was O +a O +unique O +alpha1 B-GENE +, I-GENE +4 I-GENE +- I-GENE +N I-GENE +- I-GENE +acetylglucosaminyltransferase I-GENE +involved O +in O +the O +biosynthetic O +initiation O +and O +elongation O +of O +heparan O +sulfate O +. O + +Inhibition O +of O +the O +Mek B-GENE +/ O +Erk B-GENE +pathway O +in O +Rat1 O +/ O +ras B-GENE +cells O +, O +using O +the O +Mek B-GENE +inhibitor O +, O +PD98059 O +, O +resulted O +in O +complete O +cytoskeletal O +recovery O +, O +indistinguishable O +from O +that O +induced O +by O +HR12 O +. O + +The O +transcription O +factor O +CHOP B-GENE +/ O +GADD153 B-GENE +gene O +is O +induced O +by O +cellular O +stress O +and O +is O +involved O +in O +mediating O +apoptosis O +. O + +Addition O +of O +synthetic O +tyrosine O +- O +phosphorylated O +peptides O +derived O +from O +betac O +cytoplasmic O +tyrosines O +prior O +to O +GM B-GENE +- I-GENE +CSF I-GENE +stimulation O +inhibited O +the O +in O +vitro O +activation O +of O +STAT5 B-GENE +. O + +MAIN O +OUTCOME O +MEASURES O +: O +Percentage O +change O +in O +the O +apnea O +- O +hypopnea O +index O +( O +AHI O +; O +apnea O +events O ++ O +hypopnea O +events O +per O +hour O +of O +sleep O +) O +and O +odds O +of O +developing O +moderate O +- O +to O +- O +severe O +SDB O +( O +defined O +by O +an O +AHI O +> O +or O += O +15 O +events O +per O +hour O +of O +sleep O +) O +, O +with O +respect O +to O +change O +in O +weight O +. O + +Paraneoplastic O +rheumatic O +syndromes O +. O + +This O +article O +reviews O +recent O +information O +on O +the O +frequency O +, O +characteristics O +, O +and O +possible O +pathogenic O +mechanisms O +of O +the O +vasculitides O +occurring O +in O +patients O +with O +the O +main O +connective O +tissue O +diseases O +. O + +Tec B-GENE +kinase I-GENE +signaling O +in O +T O +cells O +is O +regulated O +by O +phosphatidylinositol B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +and O +the O +Tec B-GENE +pleckstrin B-GENE +homology I-GENE +domain I-GENE +. O + +Current O +evidence O +for O +this O +type O +of O +DNA O +supercoiling O +- O +dependent O +transcriptional O +coupling O +, O +based O +largely O +on O +the O +in O +vivo O +activities O +of O +promoters O +contained O +in O +engineered O +DNA O +constructs O +, O +suggests O +that O +the O +transcription O +complex O +must O +be O +physically O +hindered O +to O +generate O +DNA O +supercoils O +and O +to O +prevent O +their O +diffusion O +throughout O +the O +DNA O +duplex O +. O + +The O +structure O +of O +the O +free O +SH2 B-GENE +domain I-GENE +has O +been O +compared O +to O +that O +of O +the O +SH2 B-GENE +complexed O +with O +a O +doubly O +phosphorylated O +peptide O +derived O +from O +polyomavirus B-GENE +middle I-GENE +T I-GENE +antigen I-GENE +( O +MT B-GENE +) O +. O + +We O +have O +identified O +three O +binding O +sites O +for O +protein O +complexes O +: O +a O +palindrome O +, O +a O +direct O +repeat O +, O +and O +a O +C O ++ O +T O +sequence O +that O +corresponds O +to O +seven O +GAGA O +motifs O +on O +the O +transcribed O +strand O +. O + +Copyright O +2000 O +Academic O +Press O +. O + +Patients O +underwent O +pretreatment O +cystoscopy O +and O +detailed O +tumor O +mapping O +, O +and O +were O +treated O +with O +75 O +mg O +. O +/ O +m O +. O +2 O +cisplatin O +on O +day O +1 O +and O +1 O +gm O +. O +/ O +m O +. O +2 O +daily O +, O +5 O +- O +fluorouracil O +on O +days O +1 O +to O +4 O +and O +definitive O +radiotherapy O +. O + +All O +9 O +untreated O +patients O +underwent O +laparoscopy O +, O +which O +identified O +3 O +intra O +- O +abdominal O +, O +3 O +vanished O +and O +2 O +peeping O +testes O +, O +and O +1 O +atrophic O +testis O +in O +the O +inguinal O +canal O +. O + +This O +philosophy O +was O +instituted O +for O +the O +compound O +RP O +73401 O +, O +a O +specific O +phosphodiesterase B-GENE +IV I-GENE +inhibitor O +, O +that O +was O +being O +developed O +simultaneously O +for O +delivery O +by O +both O +oral O +and O +pulmonary O +routes O +of O +administration O +. O + +Increased O +levels O +of O +anticardiolipin B-GENE +immunoglobulin I-GENE +G I-GENE +may O +also O +cause O +bleeding O +. O + +RESULTS O +: O +Prevalence O +of O +obesity O +( O +BMI O +SDS O +> O +2 O +. O +0 O +) O +was O +< O +2 O +% O +at O +diagnosis O +, O +but O +increased O +to O +16 O +% O +at O +3y O +. O + +One O +of O +the O +sequelae O +of O +the O +antiphospholipid O +- O +antibodies O +is O +an O +impaired O +uteroplacental O +circulation O +. O + +Bupropion O +to O +aid O +smoking O +cessation O +. O + +Using O +a O +natural O +dominant O +negative O +for O +AP B-GENE +- I-GENE +1 I-GENE +transcriptional O +activity O +in O +ROS O +17 O +/ O +2 O +. O +8 O +cells O +, O +we O +then O +showed O +that O +AP B-GENE +- I-GENE +1 I-GENE +transcription I-GENE +factors I-GENE +mediated O +TGF B-GENE +- I-GENE +beta1 I-GENE +- O +and O +BMP B-GENE +- I-GENE +2 I-GENE +- O +regulated O +expression O +of O +the O +( B-GENE +alpha1 I-GENE +) I-GENE +collagen I-GENE +I I-GENE +gene I-GENE +as O +well O +as O +TGF B-GENE +- I-GENE +beta1 I-GENE +- O +regulated O +expression O +of O +the O +parathyroid B-GENE +hormone I-GENE +( O +PTH B-GENE +) O +/ O +PTH B-GENE +- I-GENE +related I-GENE +peptide I-GENE +( I-GENE +PTHrP I-GENE +) I-GENE +receptor I-GENE +. O + +PM O +12 O +or O +18 O +mg O +/ O +kg O +daily O +plus O +a O +standard O +dose O +of O +SB O +for O +21 O +days O +was O +statistically O +more O +effective O +than O +SB O +in O +producing O +a O +final O +cure O +for O +patients O +with O +VL O +in O +Bihar O +, O +India O +. O + +There O +were O +significant O +differences O +( O +p O +< O +0 O +. O +05 O +) O +between O +the O +fracture O +and O +nonfracture O +groups O +in O +the O +total O +femur O +BMD O +( O +13 O +% O +) O +, O +trabecular O +BMD O +in O +the O +distal O +radius O +( O +4 O +% O +) O +, O +and O +the O +fractal O +dimension O +in O +the O +radiographs O +( O +FD2 O +) O +( O +3 O +% O +) O +. O + +BACKGROUND O +: O +The O +aim O +of O +this O +study O +was O +to O +determine O +and O +compare O +interleukin B-GENE +- I-GENE +6 I-GENE +( O +IL B-GENE +- I-GENE +6 I-GENE +) O +levels O +in O +gingival O +crevicular O +fluid O +( O +GCF O +) O +and O +clinical O +periodontal O +findings O +in O +patients O +with O +rheumatoid O +arthritis O +( O +RA O +) O +and O +adult O +periodontitis O +( O +AP O +) O +. O + +In O +a O +prospective O +, O +multicentre O +trial O +the O +efficacy O +of O +an O +Vitex O +agnus O +castus O +L O +extract O +Ze O +440 O +was O +investigated O +in O +50 O +patients O +with O +pre O +- O +menstrual O +syndrome O +( O +PMS O +) O +. O + +Studies O +are O +necessary O +to O +assess O +the O +source O +of O +contamination O +and O +potential O +role O +of O +MRSA O +- O +contaminated O +milk O +in O +the O +transmission O +of O +MRSA O +to O +neonates O +. O + +Depending O +on O +treatment O +exposures O +, O +this O +at O +- O +risk O +population O +may O +experience O +life O +- O +threatening O +late O +effects O +, O +such O +as O +cirrhosis O +secondary O +to O +hepatitis O +C O +or O +late O +- O +onset O +anthracycline O +- O +induced O +cardiomyopathy O +, O +or O +life O +- O +changing O +late O +effects O +, O +such O +as O +cognitive O +dysfunction O +. O + +The O +presence O +of O +locus O +- O +specific O +residues O +throughout O +the O +entire O +promoter O +region O +strongly O +suggests O +that O +the O +various O +HLA B-GENE +class I-GENE +I I-GENE +loci I-GENE +are O +differentially O +regulated O +. O + +Because O +the O +number O +of O +parameters O +required O +by O +a O +Volterra O +series O +grows O +rapidly O +with O +both O +the O +length O +of O +its O +memory O +and O +the O +order O +of O +its O +nonlinearity O +, O +methods O +for O +identifying O +these O +models O +from O +measurements O +of O +input O +/ O +output O +data O +are O +limited O +to O +low O +- O +order O +systems O +with O +relatively O +short O +memories O +. O + +The O +standard O +method O +for O +calculating O +the O +composite O +score O +on O +the O +S O +- O +B O +IV O +excludes O +subtests O +with O +a O +raw O +score O +of O +0 O +, O +which O +overestimates O +cognitive O +functioning O +in O +young O +biologically O +high O +risk O +children O +. O + +NiCl O +( O +2 O +) O +- O +induced O +MCP B-GENE +- I-GENE +1 I-GENE +synthesis O +required O +activation O +of O +NF B-GENE +- I-GENE +kappaB I-GENE +since O +mutation O +of O +NF B-GENE +- I-GENE +kappaB I-GENE +- I-GENE +binding I-GENE +sites I-GENE +in O +the O +promoter O +resulted O +in O +complete O +loss O +of O +inducible O +promoter O +activity O +. O + +Engagement O +of O +human B-GENE +CD2 I-GENE +by O +mitogenic O +pairs O +of O +anti B-GENE +- I-GENE +CD2 I-GENE +mAb I-GENE +induces O +tyrosine O +phosphorylation O +of O +a O +number O +of O +intracellular O +proteins O +including O +a O +120 O +kDa O +phosphoprotein O +that O +we O +identify O +as O +the O +proto B-GENE +- I-GENE +oncogene I-GENE +c I-GENE +- I-GENE +Cbl I-GENE +. O + +Validity O +of O +NIR O +spectroscopy O +for O +quantitatively O +measuring O +muscle O +oxidative O +metabolic O +rate O +in O +exercise O +. O + +Previous O +studies O +have O +demonstrated O +that O +tissue O +- O +restricted O +transcription O +factors O +including O +PU B-GENE +. I-GENE +1 I-GENE +and O +PU B-GENE +. I-GENE +1 I-GENE +interaction I-GENE +partner I-GENE +( O +PIP B-GENE +) O +function O +synergistically O +with O +c B-GENE +- I-GENE +Fos I-GENE +plus O +c B-GENE +- I-GENE +Jun I-GENE +to O +stimulate O +the O +kappaE3 B-GENE +' I-GENE +- I-GENE +enhancer I-GENE +in O +3T3 O +cells O +. O + +The O +murine B-GENE +int I-GENE +- I-GENE +6 I-GENE +locus I-GENE +, O +identified O +as O +a O +frequent O +integration O +site O +of O +mouse O +mammary O +tumor O +viruses O +, O +encodes O +the O +48 B-GENE +- I-GENE +kDa I-GENE +eIF3e I-GENE +subunit I-GENE +of I-GENE +translation I-GENE +initiation I-GENE +factor I-GENE +eIF3 I-GENE +. O + +An O +int6 B-GENE +deletion I-GENE +( O +int6Delta B-GENE +) O +mutant O +was O +viable O +but O +grew O +slowly O +in O +minimal O +medium O +. O + +We O +produced O +transgenic O +plants O +expressing O +the O +antisense B-GENE +Arabidopsis I-GENE +HD I-GENE +( O +AtHD1 B-GENE +) O +gene O +. O + +Four O +transcription O +initiation O +sites O +have O +been O +identified O +by O +full O +- O +length O +RNA B-GENE +ligase I-GENE +- O +mediated O +rapid O +amplification O +of O +cDNA O +ends O +( O +RLM O +- O +RACE O +) O +between O +- O +61 O +and O +- O +32 O +bp O +from O +the O +translation O +initiation O +codon O +. O +Reverse O +transcription O +- O +PCR O +analysis O +revealed O +that O +PFK B-GENE +- I-GENE +A I-GENE +, O +PFK B-GENE +- I-GENE +B I-GENE +and O +PFK B-GENE +- I-GENE +C I-GENE +genes I-GENE +were O +expressed O +, O +in O +all O +mouse O +tissues O +tested O +, O +at O +varying O +levels O +. O + +PFK B-GENE +- I-GENE +A I-GENE +mRNA O +was O +more O +abundantly O +expressed O +in O +all O +tissues O +than O +were O +the O +PFK B-GENE +- I-GENE +B I-GENE +and O +PFK B-GENE +- I-GENE +C I-GENE +genes I-GENE +. O + +We O +used O +the O +Toshiba O +IIDR O +system O +, O +which O +is O +composed O +of O +an O +X O +- O +ray O +TV O +system O +and O +a O +digital O +image O +managing O +circuit O +. O + +In O +whole O +sardine O +, O +domoic O +acid O +was O +detected O +in O +levels O +exceeding O +sometimes O +the O +regulatory O +limit O +. O + +Closeup O +: O +a O +resource O +for O +nurses O +who O +smoke O +. O + +[ O +18F O +] O +( O ++ O +) O +- O +4 O +- O +fluorobenzyltrozamicol O +( O +FBT O +) O +, O +which O +selectively O +binds O +to O +the O +vesicular O +acetylcholine B-GENE +transporter I-GENE +in O +the O +presynaptic O +cholinergic O +neuron O +, O +has O +previously O +been O +shown O +to O +be O +a O +useful O +ligand O +for O +the O +study O +of O +cholinergic O +terminal O +density O +in O +the O +basal O +ganglia O +with O +PET O +. O + +We O +demonstrate O +that O +the O +protein O +is O +a O +murine B-GENE +homologue I-GENE +of I-GENE +SAF I-GENE +- I-GENE +A I-GENE +which O +has O +been O +shown O +to O +bind O +selectively O +to O +MARs O +and O +is O +responsible O +for O +the O +satMa B-GENE +- O +binding O +activity O +in O +the O +chromatographic O +fractions O +. O + +The O +molecular O +associations O +dictating O +INCENP B-GENE +behavior O +during O +mitosis O +are O +currently O +unknown O +. O + +Ang B-GENE +II I-GENE +significantly O +induced O +Ang2 B-GENE +mRNA I-GENE +accumulations O +without O +affecting O +Ang1 B-GENE +or O +Tie2 B-GENE +expression O +, O +which O +was O +inhibited O +by O +protein B-GENE +kinase I-GENE +C I-GENE +inhibitors O +and O +by O +intracellular O +Ca O +( O +2 O ++ O +) O +chelating O +agents O +. O + +Promoter O +analysis O +demonstrated O +that O +the O +sequence O +identical O +to O +consensus O +cAMP O +- O +responsive O +element O +( O +CRE O +) O +located O +at O +- O +481 O +of O +the O +SMemb B-GENE +promoter I-GENE +was O +critical O +for O +Hex B-GENE +responsiveness O +. O + +LH B-GENE +/ I-GENE +CG I-GENE +receptor I-GENE +activation O +of O +ARNO B-GENE +is O +not O +mediated O +by O +activation O +of O +phosphatidylinositol B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +( O +PI B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +) O +or O +by O +G B-GENE +protein I-GENE +beta I-GENE +gamma I-GENE +subunits I-GENE +. O + +Deletion O +analysis O +showed O +that O +the O +- O +321 O +/ O ++ O +41 O +sequence O +was O +sufficient O +for O +both O +the O +constitutive O +promoter O +activity O +and O +auto O +- O +activation O +and O +electrophoretic O +mobility O +shift O +assays O +identified O +the O +interaction O +of O +C B-GENE +/ I-GENE +EBPs I-GENE +and O +Sp1 B-GENE +to O +this O +region O +. O + +Termination O +of O +induced O +VT O +on O +the O +first O +attempt O +was O +comparable O +with O +BV O +pacing O +( O +87 O +. O +4 O +% O +) O +versus O +RV O +pacing O +( O +89 O +. O +6 O +% O +) O +. O + +We O +compare O +the O +results O +of O +this O +algorithm O +with O +the O +results O +obtained O +with O +two O +other O +algorithms O +, O +the O +optimal O +algorithm O +for O +monochannel O +nonoverlapping O +noise O +and O +the O +optimal O +algorithm O +for O +multichannel O +additive O +noise O +, O +and O +we O +show O +that O +in O +both O +cases O +improvement O +can O +be O +obtained O +. O + +Changes O +in O +stimulation O +levels O +over O +time O +in O +nucleus O +22 O +cochlear O +implant O +users O +. O + +A O +marked O +decrease O +in O +the O +type B-GENE +1 I-GENE +insulin I-GENE +- I-GENE +like I-GENE +growth I-GENE +factor I-GENE +( I-GENE +IGF I-GENE +) I-GENE +receptor I-GENE +( O +IGF B-GENE +- I-GENE +IR I-GENE +) O +occurs O +in O +prostate O +epithelial O +cells O +during O +transformation O +from O +the O +benign O +to O +the O +metastatic O +state O +. O + +The O +P69 O +cell O +line O +was O +derived O +by O +immortalization O +of O +human O +primary O +prostate O +epithelial O +cells O +with O +simian B-GENE +virus I-GENE +- I-GENE +40 I-GENE +T I-GENE +antigen I-GENE +and O +is O +rarely O +tumorigenic O +. O + +We O +determined O +whether O +the O +human B-GENE +StAR I-GENE +promoter I-GENE +is O +responsive O +to O +sterol B-GENE +regulatory I-GENE +element I-GENE +- I-GENE +binding I-GENE +proteins I-GENE +( O +SREBPs B-GENE +) O +. O + +Expression O +of O +SREBP B-GENE +- I-GENE +1a I-GENE +stimulated O +StAR B-GENE +promoter I-GENE +activity O +in O +the O +context O +of O +COS O +- O +1 O +cells O +and O +human O +granulosa O +- O +lutein O +cells O +. O + +Because O +the O +high B-GENE +- I-GENE +density I-GENE +lipoprotein I-GENE +receptor I-GENE +( O +HDL B-GENE +- I-GENE +R I-GENE +) O +is O +a O +key O +element O +in O +cholesterol O +homeostasis O +and O +a O +potential O +therapeutic O +target O +for O +hypercholesterolemic O +drugs O +, O +an O +understanding O +of O +HDL B-GENE +- I-GENE +R I-GENE +regulation O +is O +essential O +. O + +IFN B-GENE +- I-GENE +stimulated I-GENE +gene I-GENE +factor I-GENE +- I-GENE +3 I-GENE +and O +STAT1 B-GENE +homodimers I-GENE +formed O +and O +bound O +an O +IFN B-GENE +- I-GENE +stimulated I-GENE +response I-GENE +element I-GENE +( O +ISRE B-GENE +) O +and O +gamma B-GENE +- I-GENE +activated I-GENE +sequence I-GENE +( O +GAS B-GENE +) O +element O +, O +respectively O +. O + +We O +have O +therefore O +studied O +the O +molecular O +mechanisms O +of O +TGF B-GENE +- I-GENE +beta1 I-GENE +action O +on O +thyroglobulin B-GENE +( O +TG B-GENE +) O +gene O +expression O +by O +focusing O +our O +attention O +on O +TGF B-GENE +- I-GENE +beta1 I-GENE +regulation O +of O +thyroid O +- O +specific O +transcription O +factors O +. O + +The O +epitope O +- O +protected O +lysine O +( O +K O +) O +was O +present O +in O +a O +30 B-GENE +- I-GENE +aa I-GENE +TPO I-GENE +fragment I-GENE +that O +, O +by O +N O +- O +terminal O +sequencing O +, O +was O +found O +to O +be O +K713 O +. O + +To O +understand O +the O +molecular O +regulation O +of O +these O +genes O +in O +thyroid O +cells O +, O +the O +effect O +of O +thyroid B-GENE +transcription I-GENE +factor I-GENE +1 I-GENE +( O +TTF B-GENE +- I-GENE +1 I-GENE +) O +and O +the O +paired B-GENE +domain I-GENE +- I-GENE +containing I-GENE +protein I-GENE +8 I-GENE +( O +Pax B-GENE +- I-GENE +8 I-GENE +) O +on O +the O +transcriptional O +activity O +of O +the O +deiodinase B-GENE +promoters I-GENE +were O +studied O +. O + +Regional O +blood O +blow O +was O +measured O +by O +means O +of O +microspheres O +in O +predefined O +regions O +of O +the O +C6 O +, O +T11 O +, O +and O +L6 O +vertebrae O +. O + +Activation O +of O +transcription O +through O +the O +AP B-GENE +- I-GENE +1 I-GENE +site I-GENE +in O +Jurkat O +cells O +by O +JunD B-GENE +and O +/ O +or O +Fra B-GENE +- I-GENE +2 I-GENE +was O +weak O +. O +c B-GENE +- I-GENE +Jun I-GENE +, O +JunB B-GENE +, O +and O +c B-GENE +- I-GENE +Fos I-GENE +activation O +was O +greater O +, O +although O +the O +level O +was O +still O +less O +than O +that O +with O +Tax B-GENE +. O + +The O +mechanism O +of O +ligand O +- O +activated O +estrogen B-GENE +receptor I-GENE +alpha I-GENE +( O +ERalpha B-GENE +) O +- O +dependent O +activation O +of O +gene O +expression O +through O +the O +SRE O +was O +determined O +by O +mutational O +analysis O +of O +the O +promoter O +, O +analysis O +of O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +( O +MAPK B-GENE +) O +pathway O +activation O +by O +E2 O +, O +and O +transforming B-GENE +growth I-GENE +factor I-GENE +alpha I-GENE +( O +TGF B-GENE +- I-GENE +alpha I-GENE +) O +as O +a O +positive O +control O +. O + +CONCLUSIONS O +: O +Under O +current O +immunization O +practices O +, O +the O +authors O +estimate O +that O +nearly O +13 O +, O +000 O +Asian O +and O +Pacific O +Islander O +children O +living O +in O +the O +United O +States O +today O +will O +become O +infected O +with O +HBV O +in O +the O +future O +, O +resulting O +in O +more O +than O +600 O +liver O +carcinoma O +deaths O +. O + +We O +observed O +NP B-GENE +/ O +NMP4 B-GENE +/ O +CIZ B-GENE +expression O +in O +osteocytes O +, O +osteoblasts O +, O +and O +chondrocytes O +in O +rat O +bone O +. O + +Chlamydia O +and O +cervical O +cancer O +: O +a O +real O +association O +? O + +A O +novel O +approach O +was O +developed O +for O +identifying O +transcription O +factor O +activities O +associated O +with O +NGF B-GENE +- O +activated O +, O +but O +not O +EGF B-GENE +- O +activated O +, O +signaling O +, O +using O +random O +oligonucleotide O +clones O +from O +a O +DNA O +recognition O +library O +to O +isolate O +specific O +DNA O +binding O +proteins O +from O +PC12 O +nuclear O +extracts O +. O + +NGF B-GENE +elicits O +a O +more O +delayed O +and O +sustained O +ERK B-GENE +phosphorylation O +than O +EGF B-GENE +, O +consistent O +with O +previous O +reports O +. O + +NGF B-GENE +, O +but O +not O +EGF B-GENE +, O +enhances O +the O +upper O +bands O +, O +corresponding O +to O +phosphorylated B-GENE +Fra I-GENE +- I-GENE +2 I-GENE +. O + +The O +actA B-GENE +gene I-GENE +is O +present O +as O +a O +single O +copy O +in O +the O +genome O +of O +A O +. O +chrysogenum O +; O +and O +its O +expression O +level O +, O +opposite O +to O +pcbC B-GENE +and O +cefEF B-GENE +cephalosporin I-GENE +biosynthetic I-GENE +genes I-GENE +, O +was O +steady O +during O +cephalosporin O +fermentation O +, O +showing O +a O +single O +1 O +. O +4 O +- O +kb O +transcript O +. O + +Adding O +10 O +mmol O +SDS O +/ O +l O +led O +to O +transient O +inhibition O +of O +acidification O +, O +metal O +solubilization O +and O +sulfur O +oxidation O +. O + +We O +have O +investigated O +the O +role O +of O +NGF B-GENE +in O +regulating O +gene O +transcription O +in O +PC12 O +and O +INS O +- O +1 O +cells O +, O +in O +order O +to O +define O +if O +there O +are O +NGF B-GENE +- O +regulated O +genes O +per O +se O +. O + +Nine O +animals O +served O +as O +control O +animals O +, O +whereas O +20 O +animals O +received O +a O +focal O +arachnoid O +scar O +at O +C1 O +- O +C2 O +, O +which O +was O +produced O +by O +placement O +of O +a O +kaolin O +- O +soaked O +fibrin B-GENE +sponge O +on O +the O +posterior O +surface O +of O +the O +spinal O +cord O +. O + +The O +Schistosoma B-GENE +mansoni I-GENE +homologue I-GENE +( O +SmSmad2 B-GENE +) O +was O +overexpressed O +in O +bacteria O +as O +a O +Sj26 B-GENE +- O +GST B-GENE +fusion O +protein O +and O +used O +to O +raise O +specific O +antibodies O +. O + +These O +data O +indicate O +that O +the O +SmSmad2 B-GENE +responds O +to O +the O +TGF B-GENE +- I-GENE +beta I-GENE +signals O +by O +interaction O +with O +receptor B-GENE +I I-GENE +, O +which O +phosphorylates O +it O +, O +whereupon O +it O +translocates O +into O +the O +nucleus O +presumably O +to O +regulate O +target O +gene O +transcription O +and O +consequently O +elicit O +a O +specific O +TGF B-GENE +- I-GENE +beta I-GENE +effect O +. O + +Intact O +Flag O +- O +tagged O +protein O +products O +from O +all O +six O +were O +produced O +from O +genomic O +expression O +vectors O +, O +although O +the O +ORF40 O +/ O +41 O +transcript O +encoding O +a O +primase B-GENE +- O +helicase B-GENE +component O +proved O +to O +be O +spliced O +with O +a O +127 O +- O +bp O +intron O +. O + +Expression O +of O +the O +src B-GENE +homology I-GENE +3 I-GENE +( O +SH3 B-GENE +) O +- O +encoding O +, O +expressed O +in O +tumorigenic O +astrocytes O +( O +SETA B-GENE +) O +gene O +is O +associated O +with O +astrocyte O +transformation O +in O +culture O +and O +tumors O +in O +the O +adult O +brain O +. O + +METHODS O +: O +One O +hundred O +fourteen O +consecutive O +patients O +( O +mean O +age O +61 O +years O +) O +with O +focal O +pancreatic O +masses O +, O +detected O +on O +CT O +, O +underwent O +EUS O +- O +FNA O +by O +using O +a O +linear O +- O +array O +echoendoscope O +and O +22 O +- O +gauge O +needles O +. O + +METHODS O +: O +Thyroid O +status O +was O +measured O +at O +baseline O +( O +1990 O +- O +93 O +) O +, O +through O +assessment O +of O +serum O +antibodies O +to O +thyroid B-GENE +peroxidase I-GENE +( O +TPO B-GENE +- I-GENE +Abs I-GENE +, O +positive O +: O +> O +10 O +IU O +/ O +ml O +) O +, O +serum B-GENE +TSH I-GENE +levels O +, O +and O +when O +TSH B-GENE +was O +abnormal O +( O +< O +0 O +. O +4 O +or O +> O +4 O +. O +0 O +mU O +/ O +l O +) O +, O +serum B-GENE +thyroxin I-GENE +levels O +( O +T4 O +) O +. O + +We O +suggest O +that O +ventriculopleural O +shunting O +should O +be O +considered O +as O +the O +preferred O +alternative O +to O +peritoneal O +drainage O +in O +children O +with O +intra O +- O +abdominal O +adhesions O +or O +with O +a O +history O +of O +recent O +peritoneal O +infection O +. O + +TBARS O +levels O +, O +oxygen O +- O +radical O +absorbing O +capacity O +assay O +and O +AFR O +release O +assessed O +by O +electron O +paramagnetic O +resonance O +( O +EPR O +) O +were O +used O +to O +explore O +the O +existence O +of O +oxidative O +stress O +in O +diabetes O +. O + +Long O +- O +range O +comparison O +of O +human B-GENE +and I-GENE +mouse I-GENE +SCL I-GENE +loci I-GENE +: O +localized O +regions O +of O +sensitivity O +to O +restriction O +endonucleases O +correspond O +precisely O +with O +peaks O +of O +conserved O +noncoding O +sequences O +. O + +To O +account O +for O +this O +observation O +, O +other O +possible O +causes O +include O +increased O +CSF O +pulsation O +in O +children O +creating O +motion O +artifact O +, O +changes O +in O +arterial O +oxygen O +concentration O +intrinsic O +to O +propofol O +or O +related O +to O +the O +supplemental O +oxygen O +normally O +administered O +, O +or O +changes O +in O +CSF O +protein O +levels O +related O +to O +propofol O +binding O +to O +proteins O +for O +uptake O +into O +CSF O +. O + +The O +utilities O +measured O +in O +our O +study O +can O +be O +applied O +directly O +to O +quality O +- O +of O +- O +life O +determinations O +in O +clinical O +trials O +of O +adjuvant O +IFN B-GENE +alpha I-GENE +- I-GENE +2b I-GENE +to O +measure O +the O +net O +benefit O +of O +therapy O +. O + +Serum B-GENE +PTH I-GENE +tended O +to O +increase O +in O +the O +WL O +group O +but O +not O +in O +the O +WM O +group O +( O +P O +< O +0 O +. O +06 O +) O +. O + +Structure O +of O +the O +EMAPII B-GENE +domain I-GENE +of O +human B-GENE +aminoacyl I-GENE +- I-GENE +tRNA I-GENE +synthetase I-GENE +complex I-GENE +reveals O +evolutionary O +dimer O +mimicry O +. O + +METHODS O +: O +The O +passive O +and O +active O +transport O +of O +fluorescein O +through O +the O +BRB O +was O +quantitated O +by O +vitreous O +fluorometry O +. O + +Nerve B-GENE +growth I-GENE +factor I-GENE +( O +NGF B-GENE +) O +and O +retinoic O +acid O +( O +RA O +) O +exert O +important O +actions O +on O +PC12 O +cells O +. O + +The O +region O +containing O +both O +serines O +is O +homologous O +to O +the O +N O +- O +terminal O +destruction O +box O +of O +IkappaBalpha B-GENE +, I-GENE +- I-GENE +beta I-GENE +, I-GENE +and I-GENE +- I-GENE +epsilon I-GENE +. O + +This O +function O +requires O +not O +only O +the O +kinase O +domain O +of O +Csk B-GENE +, O +but O +also O +its O +Src B-GENE +homology I-GENE +3 I-GENE +( O +SH3 B-GENE +) O +and O +SH2 B-GENE +regions O +. O + +Furthermore O +, O +we O +showed O +that O +ERSF B-GENE +including O +NF B-GENE +- I-GENE +Y I-GENE +and O +ATF6alpha B-GENE +and I-GENE +/ I-GENE +or I-GENE +beta I-GENE +and O +capable O +of O +binding O +to O +ERSE O +is O +indeed O +formed O +when O +the O +cellular O +UPR O +is O +activated O +. O + +These O +effects O +were O +not O +seen O +with O +SHIP2 B-GENE +possessing O +a O +mutation O +in O +the O +SH2 B-GENE +domain I-GENE +( O +R47G B-GENE +) O +. O + +The O +gonadotrope O +- O +specific O +and O +regulated O +expression O +of O +the O +GnRH B-GENE +receptor I-GENE +( O +GnRH B-GENE +- I-GENE +R I-GENE +) O +gene O +is O +dependent O +on O +multiple O +transcription O +factors O +that O +interact O +with O +the O +noncanonical B-GENE +GnRH I-GENE +- I-GENE +R I-GENE +activating I-GENE +sequence I-GENE +( O +GRAS B-GENE +) O +, O +the O +activator B-GENE +protein I-GENE +- I-GENE +1 I-GENE +( O +AP B-GENE +- I-GENE +1 I-GENE +) O +element O +, O +and O +the O +steroidogenic B-GENE +factor I-GENE +- I-GENE +1 I-GENE +( O +SF B-GENE +- I-GENE +1 I-GENE +) O +binding O +site O +. O + +METHODS O +: O +A O +structured O +interview O +was O +undertaken O +at O +the O +time O +of O +initial O +consultation O +and O +at O +subsequent O +1 O +- O +year O +intervals O +regarding O +type O +of O +BHS O +, O +frequency O +of O +spells O +, O +associated O +phenomenon O +, O +sequelae O +, O +family O +history O +, O +and O +age O +at O +termination O +of O +spells O +. O + +In O +three O +cases O +( O +21 O +. O +4 O +% O +) O +, O +the O +MR O +imaging O +was O +interpreted O +as O +negative O +, O +but O +microscopic O +tumor O +was O +shown O +around O +seroma O +on O +reexcision O +. O + +Methylation O +at O +both O +cytosine O +residues O +in O +the O +E2F B-GENE +element O +( O +( O +m O +) O +CG O +( O +m O +) O +CG O +) O +generated O +a O +new O +methylcytosine O +- O +specific O +DNA O +- O +protein O +complex O +. O + +These O +mutations O +, O +when O +placed O +in O +a O +wild B-GENE +- I-GENE +type I-GENE +fliF I-GENE +background O +, O +had O +no O +mutant O +phenotype O +. O + +As O +well O +, O +IFN B-GENE +- I-GENE +gamma I-GENE +- O +induced O +expression O +of O +IRF B-GENE +- I-GENE +1 I-GENE +and O +its O +binding O +to O +the O +IRF B-GENE +element I-GENE +is O +inhibited O +. O + +This O +molecule O +, O +wH22xeGFP B-GENE +, O +consists O +of O +the O +entire B-GENE +humanized I-GENE +anti I-GENE +- I-GENE +FcgammaRI I-GENE +mAb I-GENE +H22 B-GENE +with O +eGFP B-GENE +genetically O +fused O +to O +the O +C O +- O +terminal O +end O +of O +each O +CH3 B-GENE +domain I-GENE +. O +wH22xeGFP B-GENE +binds O +within O +the O +ligand O +- O +binding O +region O +by O +its O +Fc B-GENE +end O +, O +as O +well O +as O +outside O +the O +ligand O +- O +binding O +region O +by O +its O +Fab B-GENE +ends O +, O +thereby O +cross O +- O +linking O +FcgammaRI B-GENE +. O + +This O +interaction O +is O +reciprocal O +, O +since O +C B-GENE +/ I-GENE +EBP I-GENE +dimer I-GENE +binding O +to O +a O +strong O +C B-GENE +/ I-GENE +EBP I-GENE +site I-GENE +leads O +to O +enhanced O +CREB B-GENE +- I-GENE +1 I-GENE +recruitment O +to O +ATF B-GENE +/ O +CREB B-GENE +sites O +that O +are O +weakly O +bound O +by O +CREB B-GENE +. O + +The O +metabolic O +events O +occurring O +at O +or O +near O +that O +structure O +and O +involving O +cyclin B-GENE +D3 I-GENE +cause O +the O +translocation O +of O +ICP0 B-GENE +to O +the O +cytoplasm O +. O + +Transient O +transfections O +showed O +that O +a O +single O +mutation O +( O +556M O +) O +decreased O +TBLV B-GENE +enhancer I-GENE +activity O +at O +least O +20 O +- O +fold O +in O +two O +different O +T O +- O +cell O +lines O +. O + +Vector O +stocks O +containing O +envelope B-GENE +proteins I-GENE +from O +three O +different O +SIVmac O +clones O +, O +namely O +, O +SIVmac239 O +( O +T O +- O +lymphocyte O +tropic O +[ O +T O +- O +tropic O +] O +) O +, O +SIVmac316 O +( O +macrophage O +tropic O +[ O +M O +- O +tropic O +] O +) O +, O +and O +SIVmac1A11 O +( O +dualtropic O +) O +, O +were O +tested O +. O + +Quantitative O +PCR O +studies O +indicated O +that O +synthesis O +and O +transport O +of O +vector O +DNA O +into O +the O +nucleus O +were O +similar O +for O +macrophages O +infected O +with O +the O +clone O +239 O +and O +316 O +pseudotypes O +, O +suggesting O +that O +the O +restriction O +for O +SIVmac239 O +infection O +is O +after O +reverse O +transcription O +and O +nuclear O +import O +of O +viral O +DNA O +. O + +Thus O +, O +the O +anti B-GENE +- I-GENE +interferon I-GENE +functions O +of O +vIRF B-GENE +- I-GENE +2 I-GENE +may O +contribute O +to O +the O +establishment O +of O +a O +chronic O +or O +latent O +infection O +. O + +Interestingly O +, O +the O +activity O +of O +IkappaB B-GENE +kinase I-GENE +( O +IKK B-GENE +- I-GENE +beta I-GENE +) O +, O +which O +plays O +an O +essential O +role O +in O +NF B-GENE +- I-GENE +kappaB I-GENE +activation O +through O +IkappaB B-GENE +phosphorylation O +, O +was O +largely O +enhanced O +in O +paclitaxel O +- O +treated O +cells O +, O +detected O +as O +IkappaBalpha B-GENE +phosphorylation O +. O + +We O +propose O +that O +TFOs O +represent O +a O +therapeutic O +potential O +to O +specifically O +diminish O +the O +expression O +of O +c B-GENE +- I-GENE +sis I-GENE +/ O +PDGF B-GENE +- I-GENE +B I-GENE +proto O +- O +oncogene O +in O +various O +pathologic O +settings O +where O +constitutive O +expression O +of O +this O +gene O +has O +been O +observed O +. O + +Rapid O +evolution O +of O +the O +DNA O +- O +binding O +site O +in O +LAGLIDADG B-GENE +homing I-GENE +endonucleases I-GENE +. O + +Copyright O +2001 O +Academic O +Press O +. O + +Interestingly O +, O +the O +similarities O +with O +the O +endophilin B-GENE +proteins I-GENE +cover O +the O +entire O +sequence O +of O +the O +SH3GLB B-GENE +family I-GENE +, O +suggesting O +a O +common O +fold O +and O +presumably O +a O +common O +mode O +of O +action O +. O + +Mental O +rotation O +of O +paired O +figures O +engendered O +activation O +in O +the O +left O +superior O +parietal O +lobule O +and O +the O +right O +frontal O +medial O +gyrus O +. O + +We O +also O +reported O +the O +identification O +of O +three O +corresponding O +alternative O +first O +exons O +and O +an O +intronic O +promoter O +in O +the O +human B-GENE +PDE5A I-GENE +gene I-GENE +. O + +The O +glucose O +/ O +insulin B-GENE +stimulation O +was O +inhibited O +by O +the O +addition O +of O +polyunsaturated O +fatty O +acids O +. O + +In O +the O +present O +work O +, O +the O +complete O +genome O +sequences O +of O +Pyrococcus O +horikoshii O +and O +Pyrococcus O +abyssi O +, O +two O +species O +in O +a O +genus O +of O +hyperthermophilic O +archaeon O +( O +archaebacterium O +) O +, O +were O +compared O +to O +detect O +large O +genome O +polymorphisms O +linked O +with O +restriction O +- O +modification O +gene O +homologs O +. O + +This O +animal O +model O +of O +dystonia O +appears O +to O +be O +a O +model O +of O +NAD O +in O +man O +from O +the O +viewpoint O +of O +treatment O +- O +response O +. O + +Peripheral O +and O +preemptive O +opioid O +antinociception O +in O +a O +mouse O +visceral O +pain O +model O +. O + +Twenty O +- O +six O +( O +55 O +% O +) O +( O +95 O +% O +CI O +, O +41 O +- O +69 O +% O +) O +patients O +experienced O +> O +or O += O +grade O +3 O +acute O +toxicity O +( O +RTOG O +) O +. O + +No O +' O +TATA O +' O +motif O +was O +identified O +near O +either O +the O +GABPalpha B-GENE +or O +ATPsynCF6 B-GENE +transcription O +start O +sites O +. O + +Significantly O +higher O +lung O +function O +parameters O +were O +obtained O +in O +extubated O +recipients O +of O +LPD O +preserved O +grafts O +2 O +weeks O +after O +TX O +. O + +Acquired O +antithrombin B-GENE +deficiency O +in O +sepsis O +. O + +In O +addition O +, O +we O +have O +isolated O +a O +genomic O +fragment O +containing O +the O +most O +distal O +5 O +' O +sequences O +of O +the O +major O +GGT B-GENE +mRNA I-GENE +in O +HepG2 O +cells O +. O + +( O +1997 O +) O +Nature O +387 O +, O +370 O +- O +376 O +) O +] O +, O +we O +suggest O +that O +the O +metal O +fluoride O +ions O +replaced O +phosphate O +at O +the O +two O +ATP O +- O +binding O +sites O +of O +the O +iron O +protein O +, O +Kp2 B-GENE +. O + +Expression O +of O +herpes B-GENE +simplex I-GENE +virus I-GENE +type I-GENE +2 I-GENE +US3 I-GENE +affects O +the O +Cdc42 B-GENE +/ O +Rac B-GENE +pathway O +and O +attenuates O +c B-GENE +- I-GENE +Jun I-GENE +N I-GENE +- I-GENE +terminal I-GENE +kinase I-GENE +activation O +. O + +If O +you O +think O +education O +is O +expensive O +- O +- O +try O +ignorance O +- O +- O +Bok O +' O +s O +Law O +. O + +To O +study O +the O +in O +vivo O +role O +of O +p16 B-GENE +. I-GENE +7 I-GENE +, O +a O +phi29 O +mutant O +containing O +a O +suppressible O +mutation O +in O +gene B-GENE +16 I-GENE +. I-GENE +7 I-GENE +was O +constructed O +. O + +To O +the O +best O +of O +our O +knowledge O +, O +SNTCS O +is O +highly O +malignant O +. O + +The O +extraordinary O +stability O +of O +peptide B-GENE +- I-GENE +- I-GENE +gp96 I-GENE +complexes I-GENE +and O +the O +plasticity O +of O +the O +peptide O +- O +binding O +pocket O +support O +the O +proposed O +relay O +of O +diverse O +peptides O +to O +MHC B-GENE +and O +/ O +or O +other O +molecules O +via O +molecular O +recognition O +. O + +High O +- O +affinity O +binding O +of O +NF B-GENE +- I-GENE +1 I-GENE +to O +PSE B-GENE +- I-GENE +B I-GENE +, O +but O +not O +to O +PSE B-GENE +- I-GENE +A I-GENE +, O +was O +confirmed O +by O +competition O +of O +DNA O +- O +protein O +interactions O +by O +using O +NF B-GENE +- I-GENE +1 I-GENE +DNA O +elements O +and O +antibodies O +. 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O + +METHODS O +: O +Sixteen O +pigs O +were O +assigned O +randomly O +to O +control O +and O +shock O +groups O +. O + +Identification O +of O +pulmonary O +vein O +stenosis O +after O +radiofrequency O +ablation O +for O +atrial O +fibrillation O +using O +MRI O +. O + +Tumor O +cell O +lines O +transduced O +at O +an O +MOI O +of O +8 O +for O +3 O +days O +led O +to O +> O +90 O +% O +gene O +transfer O +efficiency O +. O + +Treatment O +includes O +both O +medical O +and O +surgical O +options O +, O +with O +medical O +therapy O +further O +subclassified O +into O +pharmacologic O +and O +pneumatic O +dilation O +. O + +Finally O +, O +we O +compared O +the O +differential O +screening O +techniques O +in O +terms O +of O +sensitivity O +, O +efficiency O +and O +occurrence O +of O +false O +positives O +. O + +Serial O +US O +images O +were O +obtained O +before O +and O +20 O +, O +30 O +, O +40 O +, O +50 O +, O +60 O +, O +90 O +, O +120 O +, O +150 O +, O +180 O +, O +240 O +, O +and O +300 O +s O +after O +intravenous O +injection O +of O +2 O +g O +of O +contrast O +agent O +using O +conventional O +and O +harmonic O +PD O +US O +. O + +To O +investigate O +the O +effects O +of O +exogenous O +hyaluronic O +acid O +, O +the O +development O +of O +port O +- O +site O +metastasis O +was O +examined O +using O +mouse O +adenocarcinoma O +cell O +- O +line O +colon O +26 O +cells O +. O + +Cytomegalovirus O +, O +Chlamydia O +pneumoniae O +, O +and O +Helicobacter O +pylori O +IgG B-GENE +antibodies I-GENE +and O +restenosis O +after O +stent O +implantation O +: O +an O +angiographic O +and O +intravascular O +ultrasound O +study O +. O + +Responses O +of O +single O +- O +unit O +carotid O +body O +chemoreceptors O +in O +adult O +rats O +. O + +Architecture O +and O +anatomy O +of O +the O +genomic O +locus O +encoding O +the O +human O +leukemia O +- O +associated O +transcription O +factor O +RUNX1 B-GENE +/ O +AML1 B-GENE +. O + +Therefore O +, O +we O +suggested O +that O +both O +proteins O +might O +belong O +to O +the O +PLTP B-GENE +family I-GENE +. O + +In O +this O +paper O +the O +tyrosine O +dephosphorylating O +enzymes O +, O +the O +protein B-GENE +- I-GENE +tyrosine I-GENE +phosphatases I-GENE +( O +PTPs B-GENE +) O +, O +are O +studied O +which O +can O +be O +grouped O +into O +two O +subfamilies O +, O +the O +soluble B-GENE +PTPs I-GENE +and O +the O +receptor B-GENE +PTPs I-GENE +( O +RPTPs B-GENE +) O +. O + +The O +Ig B-GENE +- O +related O +, O +typical O +metazoan O +, O +module O +is O +classified O +to O +the O +disulphide O +lacking O +Ig B-GENE +members I-GENE +and O +represents O +the O +phylogenetic O +earliest O +member O +of O +this O +group O +. O + +The O +Sox B-GENE +gene I-GENE +family I-GENE +( O +Sry B-GENE +like I-GENE +HMG I-GENE +box I-GENE +gene I-GENE +) O +is O +characterised O +by O +a O +conserved O +DNA O +sequence O +encoding O +a O +domain O +of O +approximately O +80 O +amino O +acids O +which O +is O +responsible O +for O +sequence O +specific O +DNA O +binding O +. O + +While O +these O +results O +are O +consistent O +with O +previously O +reported O +effects O +of O +the O +C O +- O +terminal O +domain O +on O +nucleotide O +binding O +, O +they O +also O +demonstrate O +that O +interactions O +with O +the O +N O +- O +terminal O +domains O +are O +necessary O +to O +inhibit O +proton O +transport O +. O + +Respiratory O +parameters O +suggested O +that O +M6G O +produced O +less O +respiratory O +depression O +than O +morphine O +. O + +This O +supports O +previous O +arguments O +for O +the O +improbability O +of O +biological O +effects O +at O +UHF O +frequencies O +unless O +a O +mechanism O +can O +be O +found O +for O +accumulating O +energy O +over O +time O +and O +space O +and O +focussing O +it O +. O + +To O +assess O +the O +maximum O +oxygen O +uptake O +( O +V O +' O +O2 O +max O +) O +of O +Hong O +Kong O +Chinese O +children O +and O +to O +explore O +its O +association O +with O +respiratory O +illnesses O +, O +we O +conducted O +the O +Multistage O +Fitness O +Test O +( O +MFT O +) O +, O +a O +20 O +- O +m O +shuttle O +run O +test O +, O +in O +1 O +, O +427 O +schoolchildren O +aged O +between O +8 O +- O +12 O +years O +. O + +By O +analyzing O +5 O +' O +- O +deletion O +insulin B-GENE +promoter I-GENE +- I-GENE +reporter I-GENE +constructs I-GENE +in O +transient O +transfections O +of O +clonal O +INS B-GENE +- I-GENE +1 I-GENE +beta I-GENE +- O +cells O +, O +we O +located O +activating O +Hh B-GENE +- O +responsive O +regions O +within O +the O +rat B-GENE +insulin I-GENE +I I-GENE +promoter I-GENE +that O +include O +the O +glucose O +- O +response O +elements O +Far O +( O +E2 O +) O +and O +Flat O +( O +A2 O +/ O +A3 O +) O +. O + +The O +androgen B-GENE +receptor I-GENE +( O +AR B-GENE +) O +amino O +- O +terminus O +imposes O +androgen O +- O +specific O +regulation O +of O +AR B-GENE +gene I-GENE +expression O +via O +an O +exonic O +enhancer O +. O + +A O +major O +mechanism O +by O +which O +estrogens O +prevent O +osteoporosis O +seems O +to O +be O +repression O +of O +transcription O +of O +NF B-GENE +- I-GENE +kappa I-GENE +B I-GENE +target I-GENE +genes I-GENE +, O +such O +as O +the O +osteoclast O +- O +activating O +cytokines O +interleukin B-GENE +- I-GENE +6 I-GENE +and O +interleukin B-GENE +- I-GENE +1 I-GENE +. O + +To O +identify O +the O +important O +cis O +- O +DNA O +regulatory O +element O +( O +s O +) O +involved O +in O +the O +tissue O +- O +, O +region O +- O +, O +and O +cell O +- O +specific O +expression O +of O +the O +mE B-GENE +- I-GENE +RABP I-GENE +gene I-GENE +, O +the O +5 O +- O +kb O +DNA O +fragment O +was O +sequenced O +. O + +In O +the O +mouse O +, O +both O +genes O +reside O +in O +the O +syntenic O +region O +8E1 O +on O +chromosome O +8 O +. O + +Analysis O +of O +the O +genome O +sequence O +revealed O +26 O +, O +588 O +protein O +- O +encoding O +transcripts O +for O +which O +there O +was O +strong O +corroborating O +evidence O +and O +an O +additional O +approximately O +12 O +, O +000 O +computationally O +derived O +genes O +with O +mouse O +matches O +or O +other O +weak O +supporting O +evidence O +. O + +The O +corresponding O +genotype O +was O +determined O +with O +a O +restriction O +enzyme O +- O +based O +assay O +. O + +By O +Caveman O +. O + +Multistage O +models O +and O +the O +A O +- O +bomb O +survivor O +data O +: O +implications O +for O +carcinogenic O +mechanisms O +? O + +The O +revitalization O +of O +surgery O +for O +Parkinson O +' O +s O +disease O +( O +PD O +) O +has O +fueled O +discussion O +about O +the O +best O +methodology O +to O +define O +the O +target O +. 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O + +A O +microsporidian O +, O +Nosema O +algerae O +Vavra O +and O +undeen O +, O +was O +found O +parasitizing O +larvae O +and O +adults O +of O +a O +laboratory O +colony O +of O +Culex O +pipiens O +L O +. O +originated O +from O +Gharbia O +Governorate O +. O + +Molecular O +cloning O +and O +characterization O +of O +OsPSK B-GENE +, O +a O +gene O +encoding O +a O +precursor O +for O +phytosulfokine B-GENE +- I-GENE +alpha I-GENE +, O +required O +for O +rice O +cell O +proliferation O +. O + +Plasma O +DHE O +concentration O +rose O +promptly O +above O +5 O +ng O +/ O +ml O +after O +the O +application O +of O +the O +PSA O +tape O +onto O +the O +damaged O +skin O +in O +hairless O +rat O +. O + +Implications O +in O +biomonitoring O +of O +the O +observed O +accumulation O +patterns O +, O +especially O +in O +the O +different O +tissues O +of O +Posidonia O +oceanica O +, O +are O +discussed O +. O + +Thus O +, O +Xlim B-GENE +- I-GENE +1 I-GENE +not O +only O +contains O +a O +unique O +tyrosine O +- O +rich O +activation O +domain O +but O +also O +contains O +a O +negative O +regulatory O +domain O +in O +CT239 O +- O +403 O +, O +suggesting O +a O +complex O +regulatory O +mechanism O +underlying O +the O +transcriptional O +activity O +of O +Xlim B-GENE +- I-GENE +1 I-GENE +in O +the O +organizer O +. O + +After O +allowing O +time O +for O +absorption O +, O +participants O +completed O +a O +bridge O +simulator O +task O +. O + +Functional O +analysis O +of O +various O +PTP B-GENE +- O +deficient O +DT40 O +B O +cell O +lines O +stably O +expressing O +wild O +- O +type O +chimeric O +Fc B-GENE +gamma I-GENE +RIIB1 I-GENE +- I-GENE +PECAM I-GENE +- I-GENE +1 I-GENE +receptor I-GENE +indicated O +that O +cytoplasmic B-GENE +Src I-GENE +homology I-GENE +2 I-GENE +- I-GENE +domain I-GENE +- I-GENE +containing I-GENE +phosphatases I-GENE +, O +SHP B-GENE +- I-GENE +1 I-GENE +and O +SHP B-GENE +- I-GENE +2 I-GENE +, O +were O +both O +necessary O +and O +sufficient O +to O +deliver O +inhibitory O +negative O +regulation O +upon O +coligation O +of O +BCR B-GENE +complex I-GENE +with O +inhibitory O +receptor O +. O + +Substitutions O +in O +the O +YFV B-GENE +Ag B-GENE +- I-GENE +binding I-GENE +region I-GENE +( O +ABR B-GENE +) O +occur O +at O +four O +of O +the O +eight O +highly O +conserved O +residues O +that O +are O +essential O +for O +binding O +of O +peptide O +- O +Ag O +in O +the O +class O +Ia O +molecules O +. O + +Similarly O +, O +curcumin O +( O +diferuloylmethane O +) O +, O +an O +anti O +- O +inflammatory O +agent O +, O +suppressed O +OSM B-GENE +- O +stimulated O +STAT1 B-GENE +phosphorylation O +, O +DNA O +- O +binding O +activity O +of O +STAT1 B-GENE +, O +and O +c B-GENE +- I-GENE +Jun I-GENE +N I-GENE +- I-GENE +terminal I-GENE +kinase I-GENE +activation O +without O +affecting O +JAK1 B-GENE +, O +JAK2 B-GENE +, O +JAK3 B-GENE +, O +ERK1 B-GENE +/ I-GENE +2 I-GENE +, O +and O +p38 B-GENE +phosphorylation O +. O + +In O +contrast O +, O +the O +failure O +of O +the O +QKTT O +motif O +and O +TGN46 O +cytoplasmic O +tail O +to O +induce O +steady O +- O +state O +ER O +localization O +of O +vesicular B-GENE +stomatitis I-GENE +virus I-GENE +glycoprotein I-GENE +( O +VSVG B-GENE +) O +chimeras O +in O +HeLa O +and O +NRK O +cells O +indicates O +that O +significant O +differences O +in O +early O +secretory O +trafficking O +also O +exist O +. O + +A O +cDNA O +clone O +encoding O +C2H2 B-GENE +- I-GENE +type I-GENE +zinc I-GENE +finger I-GENE +protein I-GENE +, O +SCOF B-GENE +- I-GENE +1 I-GENE +, O +was O +isolated O +from O +soybean O +. O + +Consistent O +with O +the O +specificity O +observed O +for O +the O +interaction O +of O +DmCKIIalpha B-GENE +with O +these O +bHLH B-GENE +proteins I-GENE +, O +sequence O +alignment O +suggests O +that O +only O +m5 B-GENE +, O +m7 B-GENE +, O +and O +m8 B-GENE +contain O +a O +consensus O +site O +for O +phosphorylation O +by O +CKII B-GENE +within O +a O +subdomain O +unique O +to O +these O +three O +proteins O +. O + +Apart O +from O +antimicrobial O +properties O +, O +recent O +data O +indicate O +that O +PMN O +also O +exert O +anti O +- O +inflammatory O +effects O +by O +stimulation O +and O +release O +of O +cytokine O +antagonists O +such O +as O +interleukin B-GENE +- I-GENE +1 I-GENE +receptor I-GENE +antagonist I-GENE +( O +IL B-GENE +- I-GENE +1ra I-GENE +) O +. O + +The O +purpose O +of O +this O +investigation O +was O +to O +study O +the O +morphological O +characteristics O +of O +the O +fibrous O +tissue O +capsule O +resulting O +from O +the O +implantation O +of O +aluminum O +calcium O +phosphate O +( O +ALCAP O +) O +and O +hydroxyapetite O +( O +HA O +) O +bioceramics O +. O + +Sevelamer O +hydrochloride O +( O +Renagel O +) O +is O +a O +nonabsorbed O +phosphate O +- O +binding O +polymer O +marketed O +for O +the O +treatment O +of O +hyperphosphatemia O +in O +adult O +patients O +receiving O +hemodialysis O +. O + +The O +pharmacokinetic O +profiles O +of O +digoxin O +and O +warfarin O +were O +not O +altered O +by O +the O +simultaneous O +and O +continued O +administration O +of O +sevelamer O +. O + +Before O +PO3 O +administration O +, O +more O +than O +half O +( O +57 O +. O +4 O +% O +) O +of O +the O +patients O +received O +only O +1 O +or O +2 O +antituberculous O +drugs O +( O +ethambutole O +and O +ethionamide O +or O +ethambutole O +and O +oprofloxacin O +) O +. O + +Can O +survival O +be O +prolonged O +for O +patients O +with O +hormone O +- O +resistant O +prostate O +cancer O +? O + +Patients O +were O +divided O +into O +two O +group O +; O +Control O +group O +A O +in O +which O +a O +hot O +- O +water O +circulating O +system O +was O +used O +and O +group O +B O +in O +which O +a O +transtracheal O +heating O +and O +humidification O +system O +by O +ANAMED O +HUMITUBE O +was O +used O +, O +during O +gastric O +cancer O +operation O +. O + +The O +present O +data O +also O +demonstrate O +that O +ectopic O +expression O +of O +blr1 B-GENE +increased O +JNK B-GENE +/ O +SAPK B-GENE +activity O +, O +but O +JNK B-GENE +/ O +SAPK B-GENE +activation O +was O +not O +needed O +for O +accelerated O +RA O +- O +induced O +differentiation O +and O +growth O +arrest O +. O + +RESULTS O +: O +The O +parameters O +SF2 O +and O +plating O +efficiency O +were O +stable O +throughout O +the O +4 O +- O +year O +test O +period O +. O + +Also O +, O +small O +, O +sense O +and O +antisense O +approximately O +22 O +nt O +RNAs O +, O +derived O +from O +the O +satRNA O +, O +were O +associated O +with O +the O +replicating O +satellite O +. O + +VE O +- O +DEF O +animals O +had O +significantly O +higher O +( O +p O +< O +0 O +. O +05 O +) O +levels O +of O +myocardial O +lipid O +peroxidation O +and O +lower O +( O +p O +< O +0 O +. O +05 O +) O +protein O +thiols O +following O +I O +- O +R O +compared O +to O +the O +CON O +animals O +. O + +Grippers O +with O +integrated O +piezoresistive O +force O +sensors O +and O +with O +attached O +strain O +gauges O +have O +been O +reported O +. O + +The O +child O +left O +behind O +. O + +Transition O +between O +P O +- O +and O +H O +- O +BPPV O +was O +found O +in O +6 O +cases O +. O + +The O +contrasting O +effects O +of O +dopaminergic O +stimulation O +on O +the O +motor O +performance O +and O +on O +some O +aspects O +of O +cognitive O +processing O +suggest O +the O +existence O +of O +complex O +interactions O +within O +pre O +- O +and O +postsynaptic O +brain B-GENE +dopamine I-GENE +receptors I-GENE +, O +and O +an O +intervention O +of O +segregated O +basal O +ganglia O +- O +prefrontal O +cortex O +loops O +in O +motor O +and O +cognitive O +behaviour O +. O + +HexA71 B-GENE +negatively O +affects O +RpoS B-GENE +, O +as O +the O +levels O +of O +this O +alternative O +sigma B-GENE +factor I-GENE +are O +higher O +in O +the O +HexA B-GENE +- I-GENE +mutant I-GENE +than O +in O +the O +HexA B-GENE ++ I-GENE +strain O +. O + +Multiple O +copies O +of O +rsmB B-GENE ++ I-GENE +DNA I-GENE +, O +on O +the O +other O +hand O +, O +stimulate O +exoenzyme O +production O +by O +relieving O +the O +negative O +effects O +of O +a O +chromosomal O +copy O +of O +hexA B-GENE ++ I-GENE +. O + +0 O +% O +) O +and O +IL B-GENE +- I-GENE +12 I-GENE +( O +42 O +. O +6 O +% O +vs O +. O + +Systematic O +review O +of O +diagnostic O +tests O +for O +vaginal O +trichomoniasis O +. O + +CHAP O +and O +the O +Department O +of O +Veterans O +Affairs O +. O + +More O +importantly O +, O +this O +fusion O +converted O +a O +less O +effective O +vaccine O +into O +one O +with O +significant O +potency O +against O +established O +E7 B-GENE +- O +expressing O +metastatic O +tumors O +. O + +We O +compared O +previously O +the O +methylation O +status O +between O +normal O +liver O +and O +liver O +tumors O +in O +SV40 B-GENE +T I-GENE +/ I-GENE +t I-GENE +antigen I-GENE +transgenic O +mice O +( O +MT O +- O +D2 O +mice O +) O +using O +Restriction O +Landmark O +Genomic O +Scanning O +for O +Methylation O +( O +RLGS O +- O +M O +) O +and O +identified O +several O +loci O +/ O +spots O +that O +appeared O +to O +be O +methylated O +frequently O +in O +liver O +tumors O +. O + +The O +Genescan O +program O +predicted O +an O +open O +reading O +frame O +of O +a O +novel O +, O +intron O +- O +less O +gene O +adjacent O +to O +the O +B236 O +spot O +that O +encodes O +a O +putative O +493 O +- O +amino O +acid O +protein O +containing O +the O +SNAG O +repressor O +motif O +in O +the O +NH2 O +- O +terminal O +region O +and O +five O +C2H2 O +- O +type O +zinc O +finger O +motifs O +in O +the O +COOH O +- O +terminal O +half O +. O + +Northern O +blot O +analysis O +revealed O +that O +mlt B-GENE +1 I-GENE +is O +normally O +expressed O +in O +brain O +, O +spleen O +, O +stom O +ach O +, O +and O +liver O +. O + +Treatment O +of O +N18TG O +- O +2 O +cells O +with O +a O +demethylating O +agent O +, O +5 O +- O +aza O +- O +deoxycytidine O +, O +resulted O +in O +an O +expression O +of O +mlt B-GENE +1 I-GENE +, O +indicating O +that O +the O +repression O +of O +mlt B-GENE +1 I-GENE +is O +attributable O +to O +methylation O +Thus O +, O +mlt B-GENE +1 I-GENE +is O +a O +novel O +target O +gene O +that O +is O +silenced O +by O +methylation O +during O +liver O +tumorigenesis O +initiated O +by O +SV40 B-GENE +T I-GENE +antigen I-GENE +. O + +These O +results O +suggested O +a O +critical O +role O +for O +tyrosine O +residue O +1229 O +in O +the O +regulation O +of O +L1 B-GENE +endocytosis O +. O + +Folate O +metabolism O +in O +the O +human O +malaria O +parasite O +Plasmodium O +falciparum O +is O +an O +essential O +activity O +for O +cell O +growth O +and O +replication O +, O +and O +the O +target O +of O +an O +important O +class O +of O +therapeutic O +agents O +in O +widespread O +use O +. O + +The O +BFA O +System O +reads O +a O +text O +file O +with O +flows O +, O +measured O +with O +fluorescent O +microsphere O +technique O +, O +and O +constructs O +the O +lung O +anatomy O +with O +volumetric O +pixels O +showing O +the O +flows O +with O +a O +color O +schema O +. O + +Retinoids O +participate O +in O +the O +onset O +of O +differentiation O +, O +apoptosis O +and O +the O +inhibition O +of O +growth O +in O +a O +wide O +variety O +of O +normal O +and O +cancerous O +cells O +. O + +These O +results O +indicate O +that O +evaluation O +of O +exposure O +to O +S O +. O +neurona O +by O +WB O +analysis O +of O +serum O +may O +be O +misleading O +in O +young O +horses O +. O + +Drosophila B-GENE +Menin1 I-GENE +gene I-GENE +transcripts I-GENE +use O +alternative O +polyadenylation O +sites O +resulting O +in O +4 O +. O +3 O +and O +5 O +- O +kb O +messages O +. O + +Sequence O +analysis O +indicates O +that O +RBP21 B-GENE +shares O +homology O +with O +other O +retinoblastoma B-GENE +- I-GENE +binding I-GENE +proteins I-GENE +in O +the O +pRb B-GENE +- I-GENE +binding I-GENE +motif I-GENE +LxCxE O +at O +the O +C O +- O +terminal O +region O +. O + +In O +addition O +, O +the O +consensus O +amino O +acid O +motif O +for O +serine B-GENE +threonine I-GENE +receptor I-GENE +kinases I-GENE +was O +also O +present O +. O + +We O +have O +also O +isolated O +and O +analyzed O +the O +5 O +' O +flanking O +region O +of O +the O +pea O +33RNP B-GENE +gene I-GENE +. O + +OsBBPI B-GENE +was O +found O +to O +be O +rapidly O +induced O +in O +rice O +seedling O +leaf O +in O +response O +to O +cut B-GENE +, O +exogenous O +jasmonic O +acid O +( O +JA O +) O +, O +and O +two O +potent O +protein B-GENE +phosphatase I-GENE +2A I-GENE +( O +PP2A B-GENE +) O +inhibitors O +, O +cantharidin O +( O +CN O +) O +and O +endothall O +( O +EN O +) O +, O +in O +a O +light O +/ O +dark O +- O +, O +time O +- O +and O +dose O +- O +dependent O +manner O +; O +this O +induction O +was O +completely O +inhibited O +by O +cycloheximide O +( O +CHX O +) O +, O +indicating O +a O +requirement O +for O +de O +novo O +protein O +synthesis O +in O +its O +induction O +. O + +The O +effects O +of O +chlordiazepoxide O +( O +2 O +. O +5 O +- O +15 O +. O +0mg O +/ O +kg O +) O +, O +a O +full O +benzodiazepine B-GENE +receptor I-GENE +agonist O +, O +and O +bretazenil O +( O +5 O +. O +0 O +- O +30 O +. O +0mg O +/ O +kg O +) O +, O +a O +partial O +benzodiazepine B-GENE +receptor I-GENE +agonist O +, O +were O +examined O +in O +the O +murine O +elevated O +plus O +- O +maze O +paradigm O +. O + +However O +, O +plasmids O +carrying O +the O +yeast B-GENE +TyrRS I-GENE +gene I-GENE +could O +not O +be O +stably O +maintained O +in O +E O +. O +coli O +. O + +In O +mammalian O +tissue O +culture O +cells O +, O +overexpression O +of O +any O +of O +the O +four O +mouse O +deltex O +homologs O +suppressed O +the O +transcriptional O +activity O +of O +E47 B-GENE +, O +a O +basic B-GENE +helix I-GENE +- I-GENE +loop I-GENE +- I-GENE +helix I-GENE +( I-GENE +bHLH I-GENE +) I-GENE +protein I-GENE +, O +in O +a O +manner O +similar O +to O +suppression O +by O +an O +activated O +form O +of O +human B-GENE +Notch1 I-GENE +or O +human B-GENE +DTX1 I-GENE +. O + +Multiparous O +women O +presented O +higher O +BMI O +( O +P O += O +0 O +. O +01 O +) O +and O +PBF O +( O +P O += O +0 O +. O +03 O +) O +compared O +with O +primi O +- O +and O +nulliparous O +groups O +. O + +The O +authors O +did O +not O +detect O +any O +significant O +correlations O +between O +parameters O +of O +the O +lipids O +of O +bone O +marrow O +and O +leptin B-GENE +levels O +in O +serum O +and O +bone O +marrow O +. O + +The O +position O +of O +the O +analyst O +as O +expert O +: O +yesterday O +and O +today O +. O + +Our O +results O +suggest O +that O +the O +central O +role O +of O +the O +Notch B-GENE +- O +CBF1 B-GENE +/ O +RBP B-GENE +- I-GENE +Jkappa I-GENE +signaling O +pathway O +in O +cell O +fate O +decisions O +renders O +it O +susceptible O +to O +pathways O +of O +viral O +replication O +and O +oncogenic O +conversion O +. O + +Using O +a O +novel O +method O +combining O +chromatin O +immunoprecipitation O +and O +genomic O +array O +hybridization O +, O +we O +have O +identified O +a O +460 B-GENE +- I-GENE +kb I-GENE +CENP I-GENE +- I-GENE +A I-GENE +- I-GENE +binding I-GENE +DNA I-GENE +domain I-GENE +of O +a O +neocentromere O +derived O +from O +the O +20p12 O +region O +of O +an O +invdup O +( O +20p O +) O +human O +marker O +chromosome O +. O + +We O +describe O +a O +total O +of O +39 O +DEAH B-GENE +helicases I-GENE +in O +these O +four O +species O +. O + +Two O +cases O +with O +marked O +chronic O +arm O +lymphoedema O +reported O +major O +and O +persistent O +improvements O +in O +arm O +volume O +for O +at O +least O +12 O +months O +after O +treatment O +with O +HBO2 O +. O + +The O +sensitivity O +of O +human O +neuroblastoma O +cells O +SK O +- O +N O +- O +SH O +to O +undergo O +apoptosis O +induced O +by O +thapsigargin O +was O +examined O +. O + +Prophylactic O +lymph O +node O +dissection O +or O +radiation O +therapy O +to O +the O +nodal O +chain O +may O +decrease O +local O +recurrence O +but O +does O +not O +consistently O +affect O +overall O +survival O +. O + +Currently O +, O +the O +clinical O +use O +of O +5 O +- O +aminolaevulinic O +acid O +( O +ALA O +) O +induced O +protoporphyrin B-GENE +IX I-GENE +( O +PPIX B-GENE +) O +for O +photodynamic O +therapy O +( O +PDT O +) O +is O +limited O +by O +the O +maximum O +tolerated O +oral O +ALA O +dose O +( O +60 O +mg O +/ O +kg O +) O +. O + +We O +can O +classify O +antibiotics O +into O +two O +groups O +based O +on O +initial O +bactericidal O +activity O +against O +P O +. O +aeruginosa O +; O +one O +class O +is O +antibiotics O +having O +rapid O +initial O +killing O +such O +as O +AMK O +, O +IPM O +and O +PAPM O +, O +the O +other O +is O +CAZ O +, O +MEPM O +showing O +slow O +initial O +killing O +. O + +Managing O +HIV O +. O + +In O +Klinefelter O +' O +s O +syndrome O +( O +47XXY O +) O +, O +serum O +testosterone O +levels O +are O +at O +the O +lower O +end O +of O +the O +normal O +range O +and O +dihydrotestosterone O +levels O +are O +low O +. O + +The O +histamine B-GENE +H1 I-GENE +receptor I-GENE +antagonists O +( O +antihistamines O +) O +are O +an O +important O +class O +of O +medications O +used O +for O +the O +relief O +of O +common O +symptoms O +associated O +with O +hyperhistaminic O +conditions O +occurring O +in O +children O +and O +adults O +. O + +Conclusion O +: O +The O +Lp B-GENE +( I-GENE +a I-GENE +) I-GENE +levels O +in O +these O +children O +were O +the O +lower O +ever O +reported O +. O + +A O +subset O +of O +patients O +( O +n O += O +30 O +) O +underwent O +multichannel O +pressure O +flow O +studies O +, O +which O +demonstrated O +that O +transrectal O +HIFU O +reduces O +bladder O +outflow O +obstruction O +. O + +AIMS O +: O +To O +establish O +a O +baseline O +and O +intraindividual O +fluctuations O +of O +the O +tumour O +markers O +CEA B-GENE +, O +CA B-GENE +50 I-GENE +and O +CA B-GENE +242 I-GENE +in O +patients O +cured O +from O +colorectal O +cancer O +, O +and O +to O +test O +the O +hypothesis O +that O +serum O +concentrations O +and O +intraindividual O +fluctuations O +do O +not O +differ O +from O +the O +concentrations O +in O +cancer O +- O +free O +individuals O +. O + +The O +homologous O +active O +- O +site O +framework O +of O +these O +enzymes O +with O +distinct O +structures O +suggests O +convergent O +evolution O +of O +a O +common O +catalytic O +mechanism O +. O + +We O +found O +that O +RhoA B-GENE +can O +initiate O +a O +linear O +kinase O +cascade O +leading O +to O +the O +activation O +of O +ERK6 B-GENE +( O +p38 B-GENE +gamma I-GENE +) O +, O +a O +recently O +identified O +member O +of O +the O +p38 B-GENE +family I-GENE +of O +MAPKs O +. O + +We O +show O +that O +several O +heme O +- O +responsive O +mechanisms O +combine O +to O +regulate O +DAN B-GENE +/ O +TIR B-GENE +gene O +expression O +. O + +In O +strains O +lacking O +tup11 B-GENE +and O +tup12 B-GENE +, O +the O +atf1 B-GENE +- O +pcr1 B-GENE +transcriptional O +activator O +continues O +to O +play O +a O +central O +role O +in O +fbp1 B-GENE +- O +lacZ B-GENE +expression O +; O +however O +, O +spc1 B-GENE +MAPK I-GENE +phosphorylation O +of O +atf1 B-GENE +is O +no O +longer O +essential O +for O +its O +activation O +. O + +In O +vitro O +binding O +studies O +demonstrate O +that O +eIF B-GENE +- I-GENE +5A I-GENE +is O +required O +for O +efficient O +interaction O +of O +Rev B-GENE +- O +NES B-GENE +with O +CRM1 B-GENE +/ O +exportin1 B-GENE +and O +that O +eIF B-GENE +- I-GENE +5A I-GENE +interacts O +with O +the O +nucleoporins O +CAN B-GENE +/ O +nup214 B-GENE +, O +nup153 B-GENE +, O +nup98 B-GENE +, O +and O +nup62 B-GENE +. O + +Structural O +studies O +have O +shown O +that O +class B-GENE +I I-GENE +major I-GENE +histocompatibility I-GENE +complex I-GENE +( O +MHC B-GENE +) O +- O +restricted O +peptide O +- O +specific O +T B-GENE +cell I-GENE +receptor I-GENE +( I-GENE +TCR I-GENE +) I-GENE +- I-GENE +alpha I-GENE +/ I-GENE +betas I-GENE +make O +multiple O +contacts O +with O +the O +alpha1 O +and O +alpha2 O +helices O +of O +the O +MHC B-GENE +, O +but O +it O +is O +unclear O +which O +or O +how O +many O +of O +these O +interactions O +contribute O +to O +functional O +binding O +. O + +Mice O +homozygous O +for O +the O +dlg B-GENE +mutation O +exhibit O +growth O +retardation O +in O +utero O +, O +have O +hypoplasia O +of O +the O +premaxilla O +and O +mandible O +, O +have O +a O +cleft O +secondary O +palate O +, O +and O +die O +perinatally O +. O + +Moreover O +, O +a O +complex O +containing O +PTP B-GENE +phi I-GENE +, O +paxillin B-GENE +, O +and O +a O +paxillin B-GENE +- I-GENE +associated I-GENE +tyrosine I-GENE +kinase I-GENE +, O +Pyk2 B-GENE +, O +can O +be O +immunoprecipitated O +from O +macrophage O +lysates O +, O +and O +the O +catalytic O +domain O +of O +PTP B-GENE +phi I-GENE +selectively O +binds O +paxillin B-GENE +and O +Pyk2 B-GENE +in O +vitro O +. O + +A O +single O +base O +change O +( O +A8G O +) O +in O +either O +sequence O +reduces O +hnRNP B-GENE +A2 I-GENE +binding O +and O +, O +in O +the O +case O +of O +A2RE B-GENE +- I-GENE +2 I-GENE +, O +inhibits O +RNA O +transport O +. O + +Baseline O +variables O +associated O +with O +CD O +included O +a O +less O +frequent O +use O +of O +prestroke O +aspirin O +and O +a O +higher O +incidence O +of O +early O +CT O +changes O +of O +edema O +or O +mass O +effect O +or O +dense O +middle O +cerebral O +artery O +sign O +. O + +IL B-GENE +- I-GENE +1beta I-GENE +was O +significantly O +higher O +in O +endometrioma O +than O +in O +lesions O +of O +other O +localizations O +. O + +A O +complete O +drug O +history O +was O +compiled O +, O +specifying O +the O +amount O +and O +duration O +of O +VGB O +medication O +. O + +The O +mutant O +receptors O +, O +as O +well O +as O +sBMPR B-GENE +- I-GENE +IA I-GENE +, O +were O +expressed O +as O +fusion O +proteins O +with O +thioredoxin B-GENE +in O +Escherichia O +coli O +, O +and O +purified O +using O +reverse O +phase O +high O +performance O +liquid O +chromatography O +( O +RP O +- O +HPLC O +) O +after O +digestion O +with O +enterokinase B-GENE +. O + +The O +authors O +undertook O +a O +retrospective O +analysis O +of O +pathology O +with O +quantification O +of O +the O +percentage O +of O +papillary O +serous O +component O +( O +% O +PSC O +) O +and O +p53 B-GENE +expression O +. O + +For O +this O +purpose O +, O +the O +immediate O +and O +the O +final O +( O +after O +swelling O +) O +fixation O +strengths O +of O +two O +variations O +of O +the O +swellable O +bone O +anchor O +designs O +( O +a O +smooth O +anchor O +and O +a O +screw O +anchor O +) O +were O +measured O +in O +two O +different O +foams O +( O +used O +to O +simulate O +bone O +) O +with O +different O +densities O +. O + +Constitutive O +phosphorylation O +and O +nuclear O +localization O +of O +Smad3 B-GENE +are O +correlated O +with O +increased O +collagen B-GENE +gene I-GENE +transcription O +in O +activated O +hepatic O +stellate O +cells O +. O + +Cloning O +and O +characterization O +of O +the O +murine B-GENE +beta I-GENE +( I-GENE +3 I-GENE +) I-GENE +integrin I-GENE +gene I-GENE +promoter O +: O +identification O +of O +an O +interleukin B-GENE +- I-GENE +4 I-GENE +responsive I-GENE +element I-GENE +and O +regulation O +by O +STAT B-GENE +- I-GENE +6 I-GENE +. O + +CONCLUSIONS O +: O +Although O +the O +levels O +of O +oxLDL B-GENE +antibodies I-GENE +might O +be O +modified O +in O +early O +hypertension O +, O +once O +advanced O +coronary O +artery O +disease O +has O +developed O +the O +presence O +of O +hypertension O +does O +not O +affect O +anti B-GENE +- I-GENE +oxLDL I-GENE +levels O +. O + +GafChromic O +( O +MD O +- O +55 O +- O +2 O +) O +radiochromic O +film O +has O +become O +increasingly O +popular O +for O +medical O +applications O +and O +has O +proven O +to O +be O +useful O +for O +brachytherapy O +dosimetry O +. O + +RESULTS O +: O +Within O +7 O +days O +, O +all O +groups O +re O +- O +acquired O +responding O +for O +heroin O +under O +CRF O +at O +rates O +similar O +to O +their O +pre O +- O +lesion O +performance O +. O + +Cis O +- O +acting O +CCAAT O +elements O +are O +frequently O +found O +in O +eukaryotic O +promoter O +regions O +. O + +Twenty O +- O +five O +patients O +also O +received O +PET O +examinations O +during O +the O +staging O +procedures O +. O + +The O +Gap69C B-GENE +is O +a O +single O +- O +copy O +gene O +producing O +a O +major O +2 O +. O +1 O +- O +kb O +mRNA O +throughout O +development O +, O +but O +its O +amount O +is O +decreased O +in O +larvae O +. O + +Cases O +of O +lung O +cancer O +with O +intramedullary O +metastasis O +are O +rare O +, O +especially O +those O +diagnosed O +before O +death O +. O + +A O +novel O +growth O +- O +related O +nuclear O +protein O +binds O +and O +inhibits O +rat O +aldolase B-GENE +B I-GENE +gene I-GENE +promoter O +. O + +OBJECTIVE O +: O +To O +investigate O +the O +association O +between O +complete O +congenital O +heart O +block O +( O +CCHB O +) O +in O +the O +fetus O +and O +adult O +disease O +. O + +This O +study O +examined O +the O +role O +of O +cholesteryl O +ester O +transfer O +( O +CET O +) O +, O +cholesteryl B-GENE +ester I-GENE +transfer I-GENE +protein I-GENE +( O +CETP B-GENE +) O +activity O +, O +and O +phospholipid B-GENE +transfer I-GENE +protein I-GENE +( O +PLTP B-GENE +) O +activity O +in O +the O +increased O +prevalence O +of O +coronary O +artery O +calcification O +( O +CAC O +) O +in O +diabetic O +subjects O +compared O +with O +nondiabetic O +subjects O +and O +in O +the O +loss O +of O +the O +sex O +difference O +in O +CAC O +in O +diabetes O +. O + +Two O +families O +with O +concordant O +inheritance O +of O +DNAH9 B-GENE +alleles I-GENE +in O +affected O +individuals O +were O +observed O +. O + +Efficacy O +of O +first O +- O +generation O +Cavermap O +to O +verify O +location O +and O +function O +of O +cavernous O +nerves O +during O +radical O +prostatectomy O +: O +a O +multi O +- O +institutional O +evaluation O +by O +experienced O +surgeons O +. O + +The O +( O +two O +- O +motif O +) O +domain O +fold O +contains O +a O +pair O +of O +calcium O +binding O +sites O +very O +similar O +to O +those O +found O +in O +a O +two B-GENE +- I-GENE +domain I-GENE +prokaryotic I-GENE +betagamma I-GENE +- I-GENE +crystallin I-GENE +fold I-GENE +family I-GENE +member I-GENE +, O +Protein B-GENE +S I-GENE +. O + +Deletional O +analyses O +of O +VDR B-GENE +indicated O +that O +GRIP1 B-GENE +and O +RAC3 B-GENE +required O +an O +intact O +VDR B-GENE +activation O +function O +( O +AF O +- O +2 O +) O +domain O +for O +efficient O +interaction O +as O +well O +as O +additional O +but O +distinct O +regions O +of O +the O +VDR B-GENE +. O + +Mechanism O +in O +the O +sequential O +control O +of O +cell O +morphology O +and O +S O +phase O +entry O +by O +epidermal B-GENE +growth I-GENE +factor I-GENE +involves O +distinct O +MEK B-GENE +/ O +ERK B-GENE +activations O +. O + +3D O +image O +- O +processing O +permits O +to O +analyse O +ultrasound O +data O +interactively O +in O +three O +orthogonal O +planes O +( O +section O +mode O +) O +or O +in O +realistic O +3D O +views O +( O +rendering O +mode O +) O +. O + +Direct O +superoxide O +scavenging O +activity O +of O +nonsteroidal O +anti O +- O +inflammatory O +drugs O +: O +determination O +by O +electron O +spin O +resonance O +using O +the O +spin O +trap O +method O +. O + +BACKGROUND O +: O +Dermoscopy O +is O +a O +noninvasive O +technique O +that O +increases O +the O +diagnostic O +accuracy O +of O +pigmented O +skin O +lesions O +, O +particularly O +improving O +the O +diagnosis O +of O +patients O +with O +cutaneous O +melanoma O +in O +situ O +( O +CMIS O +) O +and O +early O +invasive O +melanoma O +. O + +Moreover O +, O +PTax B-GENE +expressed O +higher O +background O +activities O +than O +PTF B-GENE +, O +indicating O +that O +the O +sequence O +of O +the O +synthetic O +regulatory O +region O +can O +influence O +background O +levels O +. O + +However O +, O +the O +promoter O +region O +contains O +several O +potential O +cis O +- O +regulatory O +elements O +such O +as O +Sp1 B-GENE +, O +early B-GENE +growth I-GENE +response I-GENE +- I-GENE +1 I-GENE +, O +activator B-GENE +protein I-GENE +- I-GENE +2 I-GENE +, O +MyoD B-GENE +, O +p300 B-GENE +, O +nuclear B-GENE +factor I-GENE +- I-GENE +kappaB I-GENE +, O +myeloid B-GENE +zinc I-GENE +finger I-GENE +protein I-GENE +- I-GENE +1 I-GENE +, O +caudal B-GENE +- I-GENE +related I-GENE +homeobox I-GENE +( I-GENE +Cdx I-GENE +) I-GENE +gene I-GENE +A I-GENE +, O +and O +Cdx B-GENE +protein I-GENE +- I-GENE +2 I-GENE +binding I-GENE +sites I-GENE +. O + +Thus O +, O +the O +interaction O +of O +Tat B-GENE +with O +the O +components O +of O +this O +rel B-GENE +/ O +AP1 B-GENE +cooperative O +complex O +seems O +to O +induce O +quantitative O +and O +qualitative O +alterations O +of O +this O +complex O +as O +activation O +progresses O +, O +resulting O +in O +a O +decrease O +of O +IL B-GENE +- I-GENE +2 I-GENE +gene I-GENE +transcription O +. O + +2001 O +. O + +Unlike O +other O +progenitor O +cells O +of O +the O +brain O +, O +SVZa O +progenitor O +cells O +have O +the O +capacity O +to O +divide O +even O +though O +they O +express O +a O +neuronal O +phenotype O +. O + +A O +minimal O +ER3 O +sequence O +of O +DNA O +was O +further O +demonstrated O +to O +function O +as O +a O +FXR B-GENE +HRE I-GENE +and O +was O +bound O +in O +vitro O +by O +FXR B-GENE +- O +expressing O +yeast O +extracts O +. O + +OBJECTIVE O +: O +To O +determine O +the O +association O +of O +depressive O +symptoms O +with O +HIV O +- O +related O +mortality O +and O +decline O +in O +CD4 B-GENE +lymphocyte O +counts O +among O +women O +with O +HIV O +. O + +An O +economic O +analysis O +using O +West O +of O +Scotland O +Coronary O +Prevention O +Study O +( O +WOSCOPS O +) O +findings O +indicates O +that O +statin B-GENE +treatment O +would O +have O +prevented O +318 O +events O +per O +10 O +, O +000 O +patients O +in O +a O +population O +similar O +to O +that O +in O +WOSCOPS O +( O +average O +1 O +. O +5 O +% O +annual O +risk O +of O +a O +cardiovascular O +event O +) O +at O +a O +discounted O +cost O +per O +life O +- O +year O +gained O +of O +20 O +, O +375 O +pounds O +( O +$ O +31 O +, O +818 O +) O +. O + +Furthermore O +, O +the O +soluble O +forms O +of O +ATF6 B-GENE +and O +the O +G13 B-GENE +gene I-GENE +product I-GENE +are O +unable O +to O +bind O +to O +several O +point O +mutants O +of O +the O +cis O +- O +acting O +ER O +stress O +response O +element O +in O +vitro O +that O +hardly O +respond O +to O +ER O +stress O +in O +vivo O +. O + +The O +present O +study O +was O +initiated O +to O +explore O +the O +potential O +of O +a O +hybrid O +biological O +reactor O +, O +combining O +trickling O +filter O +( O +TF O +) O +and O +activated O +sludge O +process O +( O +ASP O +) O +, O +to O +treat O +wastewater O +containing O +trichloroethylene O +( O +TCE O +) O +at O +ambient O +temperature O +at O +different O +hydraulic O +retention O +time O +( O +HRT O +) O +. O + +In O +DNA O +strand O +exchange O +reactions O +using O +oligonucleotides O +, O +we O +found O +that O +Rec2 B-GENE +exhibited O +a O +pairing O +bias O +that O +is O +opposite O +that O +of O +RecA B-GENE +. O + +Forskolin O +treatment O +( O +10 O +microM O +) O +of O +the O +transfected O +cells O +for O +3 O +- O +- O +6 O +h O +maximally O +induced O +luciferase B-GENE +threefold O +. O + +Analysis O +of O +ace2Delta O +cells O +reveals O +that O +Ace2p B-GENE +is O +required O +for O +cell O +separation O +but O +not O +for O +polarized O +growth O +. O + +The O +results O +presented O +here O +show O +that O +AR1 B-GENE +of O +the O +promoter O +- O +proximal O +CAP B-GENE +subunit I-GENE +was O +required O +for O +papBA B-GENE +transcription O +even O +in O +the O +absence O +of O +the O +histone B-GENE +- I-GENE +like I-GENE +protein I-GENE +H B-GENE +- I-GENE +NS I-GENE +. O + +A O +. O +, O +Slatkin O +, O +D O +. O + +RESULTS O +: O +A O +significant O +correlation O +( O +p O +< O +0 O +. O +001 O +) O +was O +observed O +for O +mean O +wall O +thickness O +and O +vessel O +wall O +area O +between O +MRI O +and O +histopathology O +( O +r O += O +0 O +. O +87 O +and O +r O += O +0 O +. O +85 O +, O +respectively O +) O +. O + +Our O +data O +indicate O +that O +SIP1 B-GENE +is O +required O +to O +confine O +XBra B-GENE +gene I-GENE +expression O +to O +the O +mesoderm O +. O + +SIP1 B-GENE +( O +Smad B-GENE +interacting I-GENE +protein I-GENE +1 I-GENE +) O +and O +deltaEF1 B-GENE +( O +delta B-GENE +- I-GENE +crystallin I-GENE +enhancer I-GENE +binding I-GENE +factor I-GENE +) O +are O +structurally O +similar O +transcriptional O +repressors O +. O + +B B-GENE +- I-GENE +myb I-GENE +is O +essential O +for O +G1 O +/ O +S O +transition O +and O +has O +been O +shown O +to O +be O +phosphorylated O +by O +the O +cyclin B-GENE +A2 I-GENE +/ O +cdk2 B-GENE +complex O +. O + +Nucleotide O +sequence O +, O +transcription O +map O +, O +and O +mutation O +analysis O +of O +the O +13q14 O +chromosomal O +region O +deleted O +in O +B O +- O +cell O +chronic O +lymphocytic O +leukemia O +. O + +Human B-GENE +T I-GENE +- I-GENE +cell I-GENE +leukemia I-GENE +virus I-GENE +type I-GENE +I I-GENE +( I-GENE +HTLV I-GENE +- I-GENE +I I-GENE +) I-GENE +Tax I-GENE +is O +a O +potent O +transcriptional O +regulator O +that O +can O +activate O +or O +repress O +specific O +cellular O +genes O +and O +that O +has O +been O +proposed O +to O +contribute O +to O +leukemogenesis O +in O +adult O +T O +- O +cell O +leukemia O +. O + +Requirements O +for O +the O +nuclear O +- O +cytoplasmic O +translocation O +of O +infected B-GENE +- I-GENE +cell I-GENE +protein I-GENE +0 I-GENE +of O +herpes O +simplex O +virus O +1 O +. O + +The O +Novacor O +Left O +Ventricular O +Assist O +System O +( O +LVAS O +) O +( O +Novacor O +Corp O +, O +Oakland O +, O +CA O +) O +was O +initially O +console O +- O +based O +and O +has O +been O +available O +since O +1993 O +in O +a O +wearable O +configuration O +. O + +Atheroma O +appears O +as O +a O +very O +low O +signal O +intensity O +area O +on O +2 O +- O +dimensional O +time O +- O +of O +- O +flight O +( O +TOF O +) O +magnetic O +resonance O +( O +MR O +) O +images O +, O +and O +its O +components O +have O +various O +signal O +intensities O +on O +spin O +- O +echo O +( O +SE O +) O +images O +. O + +Body O +fat O +distribution O +was O +determined O +by O +abdominal O +computed O +tomography O +. O + +The O +flux O +rates O +of O +p O +- O +toluidine O +decreased O +as O +the O +pH O +value O +in O +the O +donor O +solution O +increased O +. O + +The O +protein O +is O +composed O +of O +two O +major O +domains O +separated O +by O +a O +hydrophobic O +linker O +region O +of O +20 O +amino O +acid O +residues O +. O + +We O +performed O +the O +present O +study O +to O +clarify O +the O +relationship O +between O +the O +DOX O +binding O +ability O +( O +% O +DB O +) O +and O +the O +histologic O +response O +, O +rate O +of O +decrease O +in O +tumor O +volume O +of O +malignant O +soft O +tissue O +tumors O +after O +preoperative O +chemotherapy O +and O +prognosis O +. O + +To O +avoid O +misinterpretations O +, O +special O +reference O +values O +should O +be O +applied O +for O +preadolescents O +, O +at O +least O +with O +regard O +to O +FVC O +and O +FEV1 O +. O + +Nephrotoxicity O +after O +orthotopic O +liver O +transplantation O +in O +cyclosporin O +A O +and O +FK O +506 O +- O +treated O +patients O +. O + +Compared O +with O +normal O +control O +subjects O +, O +all O +74 O +TOF O +patients O +had O +decreased O +systolic O +and O +diastolic O +myocardial O +velocities O +and O +a O +longer O +isovolumic O +relaxation O +time O +. O + +Acetoin O +can O +be O +reused O +by O +the O +bacteria O +during O +stationary O +phase O +when O +other O +carbon O +sources O +have O +been O +depleted O +. O + +Mutational O +analysis O +showed O +that O +the O +U O +- O +box O +, O +like O +the O +RING O +finger O +in O +other O +proteins O +, O +forms O +the O +physical O +basis O +for O +the O +interaction O +with O +E2 B-GENE +enzymes I-GENE +. O + +Thus O +, O +our O +studies O +define O +Rac B-GENE +/ O +Cdc42 B-GENE +/ O +Pak B-GENE +as O +a O +module O +upstream O +of O +Raf B-GENE +- I-GENE +1 I-GENE +during O +its O +activation O +by O +microtubule O +disruption O +. O + +Nrf2 B-GENE +regulates O +expression O +of O +genes O +encoding O +enzymes O +with O +antioxidant O +( O +e O +. O +g O +. O +heme B-GENE +oxygenase I-GENE +- I-GENE +1 I-GENE +( O +HO B-GENE +- I-GENE +1 I-GENE +) O +) O +or O +xenobiotic O +detoxification O +( O +e O +. O +g O +. O + +These O +results O +indicate O +that O +ATF4 B-GENE +regulates O +basal O +and O +CdCl O +( O +2 O +) O +- O +induced O +expression O +of O +the O +ho B-GENE +- I-GENE +1 I-GENE +gene I-GENE +in O +a O +cell O +- O +specific O +manner O +and O +possibly O +in O +a O +complex O +with O +Nrf2 B-GENE +. O + +On O +the O +other O +hand O +, O +forced O +overexpression O +of O +the O +wild O +type O +, O +but O +not O +the O +kinase O +- O +inactivated O +mutant O +of O +nm23H1 B-GENE +, O +converted O +the O +GDP O +- O +bound O +forms O +of O +Rac1 B-GENE +, O +Cdc42 B-GENE +, O +and O +RhoA B-GENE +to O +their O +GTP O +- O +bound O +forms O +in O +vitro O +by O +its O +nucleoside B-GENE +diphosphate I-GENE +kinase I-GENE +activity O +, O +but O +nm23H1 B-GENE +alone O +apparently O +did O +not O +produce O +the O +GTP O +- O +bound O +form O +of O +these O +GTPases B-GENE +in O +vivo O +. O + +This O +effect O +was O +observed O +in O +the O +absence O +of O +de O +novo O +protein O +synthesis O +and O +was O +independent O +of O +histone B-GENE +deacetylase I-GENE +activity O +. O + +Deletion O +of O +the O +potential O +initiator O +element O +does O +not O +affect O +repression O +of O +the O +p21 B-GENE +promoter I-GENE +by O +c B-GENE +- I-GENE +Myc I-GENE +. O + +Fetal O +lung O +volume O +: O +estimation O +at O +MR O +imaging O +- O +initial O +results O +. O + +Of O +its O +gene O +products O +, O +E6 B-GENE +binds O +to O +and O +inactivates O +p53 B-GENE +tumor I-GENE +suppressor I-GENE +protein I-GENE +by O +ubiquitin B-GENE +/ O +proteasome O +- O +dependent O +degradation O +. O + +In O +mouse O +, O +Mmip1 B-GENE +( O +Mad B-GENE +member I-GENE +interacting I-GENE +protein I-GENE +1 I-GENE +) O +and O +Smc3 B-GENE +share O +99 O +% O +sequence O +identity O +and O +are O +products O +of O +the O +same O +gene O +. O + +An O +element O +within O +the O +5 O +' O +untranslated O +region O +of O +human B-GENE +Hsp70 I-GENE +mRNA I-GENE +which O +acts O +as O +a O +general O +enhancer O +of O +mRNA O +translation O +. O + +In O +SN O +- O +48 O +neuronal O +cells O +that O +express O +MR B-GENE +, O +GR B-GENE +, O +and O +5 B-GENE +- I-GENE +HT1A I-GENE +receptors I-GENE +, O +deletion O +or O +inactivation O +of O +the O +nGRE O +( O +negative O +GRE O +) O +eliminated O +negative O +regulation O +of O +the O +rat B-GENE +5 I-GENE +- I-GENE +HT1A I-GENE +or O +heterologous O +promoters O +by O +corticosteroids O +, O +whereas O +its O +inclusion O +conferred O +corticosteroid O +- O +induced O +inhibition O +to O +a O +heterologous O +promoter O +. O + +Corticosteroid O +- O +mediated O +transcriptional O +inhibition O +was O +greater O +for O +MR B-GENE +/ O +GR B-GENE +in O +combination O +than O +for O +MR B-GENE +or O +GR B-GENE +alone O +. O + +Whereas O +Smad2 B-GENE +was O +rapidly O +phosphorylated O +by O +TGF B-GENE +- I-GENE +beta I-GENE +and O +involved O +in O +the O +initial O +activation O +of O +Agc B-GENE +expression O +in O +confluent O +cells O +, O +Smad2 B-GENE +activation O +was O +not O +required O +for O +maintaining O +the O +high O +level O +of O +Agc B-GENE +expression O +. O + +Reverse B-GENE +transcriptase I-GENE +- O +polymerase O +chain O +reaction O +assays O +showed O +that O +PKRDeltaE7 B-GENE +is O +expressed O +in O +a O +broad O +range O +of O +human O +tissues O +at O +variable O +levels O +. O + +Both O +pancreatic O +and O +intestinal O +cell O +lines O +were O +found O +to O +express O +a O +number O +of O +POU B-GENE +( O +OCT B-GENE +binding O +) O +homeodomain O +proteins O +examined O +by O +electrophoretic O +mobility O +shift O +assay O +. O + +SV1 B-GENE +has O +a O +33 O +- O +amino O +acid O +insert O +in O +the O +S1 O +transmembrane O +domain O +that O +does O +not O +alter O +S1 O +overall O +hydrophobicity O +, O +but O +makes O +the O +S0 O +- O +S1 O +linker O +longer O +. O + +Polyclonal O +antibodies O +against O +the O +N O +- O +terminal O +part O +( O +amino O +acids O +12 O +- O +363 O +) O +and O +the O +C O +- O +terminal O +part O +( O +amino O +acids O +330 O +- O +730 O +) O +of O +rainbow B-GENE +trout I-GENE +HIF I-GENE +- I-GENE +1alpha I-GENE +protein I-GENE +recognized O +rainbow B-GENE +trout I-GENE +and I-GENE +chinook I-GENE +salmon I-GENE +HIF I-GENE +- I-GENE +1alpha I-GENE +protein I-GENE +in O +Western O +blot O +analysis O +. O + +The O +v B-GENE +- I-GENE +Src I-GENE +SH3 B-GENE +domain I-GENE +facilitates O +a O +cell O +adhesion O +- O +independent O +association O +with O +focal B-GENE +adhesion I-GENE +kinase I-GENE +. O + +Mutagenesis O +of O +SNT1 B-GENE +( O +IRS B-GENE +) O +CX B-GENE +identified O +three O +classes O +of O +effector O +motifs O +within O +SNT B-GENE +critical O +for O +both O +sustained O +ERK B-GENE +activation O +and O +neuronal O +differentiation O +: O +1 O +) O +four O +phosphotyrosine O +motifs O +that O +mediate O +recruitment O +of O +Grb2 B-GENE +, O +2 O +) O +two O +phosphotyrosine O +motifs O +that O +mediate O +recruitment O +of O +Shp2 B-GENE +, O +and O +3 O +) O +a O +C O +- O +terminal O +motif O +that O +functions O +by O +helping O +to O +recruit O +Sos B-GENE +. O + +Exchanging O +the O +human O +propeptide O +in O +this O +chimera O +with O +either O +the O +murine B-GENE +MIC I-GENE +- I-GENE +1 I-GENE +or O +TGF B-GENE +- I-GENE +beta1 I-GENE +propeptide I-GENE +resulted O +in O +secretion O +of O +the O +unprocessed O +, O +monomeric O +chimera O +, O +suggesting O +a O +specific O +interaction O +between O +the O +human B-GENE +MIC I-GENE +- I-GENE +1 I-GENE +propeptide I-GENE +and O +mature O +peptide O +. O + +Radiolabeled O +biantennary O +N O +- O +glycans O +synthesized O +by O +Pro O +( O +- O +) O +5Lec20 O +were O +proportionately O +less O +ricin O +- O +bound O +than O +similar O +species O +from O +parental O +CHO O +cells O +, O +and O +Lec20 O +cell O +extracts O +had O +a O +markedly O +reduced O +ability O +to O +transfer O +Gal O +to O +GlcNAc O +- O +terminating O +acceptors O +. O + +We O +found O +that O +the O +SOCS B-GENE +box I-GENE +interacted O +with O +Cullin B-GENE +- I-GENE +2 I-GENE +and O +promoted O +ubiquitination O +of O +TEL B-GENE +- O +JAK2 B-GENE +. O + +Neuron B-GENE +- I-GENE +specific I-GENE +Bcl I-GENE +- I-GENE +2 I-GENE +homology I-GENE +3 I-GENE +domain I-GENE +- I-GENE +only I-GENE +splice I-GENE +variant I-GENE +of O +Bak B-GENE +is O +anti O +- O +apoptotic O +in O +neurons O +, O +but O +pro O +- O +apoptotic O +in O +non O +- O +neuronal O +cells O +. O + +Sequence O +comparison O +and O +binding O +studies O +of O +the O +18 B-GENE +- I-GENE +bp I-GENE +MOK2 I-GENE +- I-GENE +binding I-GENE +sites I-GENE +present O +in O +intron O +2 O +of O +human O +, O +bovine O +, O +and O +mouse B-GENE +IRBP I-GENE +genes I-GENE +show O +that O +the O +3 O +' O +- O +half O +sequence O +is O +the O +essential O +core O +element O +for O +MOK2 B-GENE +binding O +. O + +Furthermore O +, O +SB203580 O +inhibited O +LPS O +- O +induced O +activation O +of O +Sp1 B-GENE +, O +as O +well O +as O +the O +promoter O +activity O +in O +cells O +transfected O +with O +a O +plasmid O +containing O +the O +Sp1 B-GENE +consensus O +sequence O +. O + +We O +confirmed O +the O +interaction O +between O +TLS B-GENE +and O +p65 B-GENE +by O +the O +pull O +- O +down O +assay O +in O +vitro O +and O +by O +a O +coimmunoprecipitation O +experiment O +followed O +by O +Western O +blot O +of O +the O +cultured O +cell O +in O +vivo O +. O + +Based O +on O +mutational O +data O +and O +possible O +mRNA O +structure O +, O +we O +hypothesized O +about O +the O +effect O +of O +mRNA O +structure O +on O +translation O +of O +the O +two O +major O +C B-GENE +/ I-GENE +EBPepsilon I-GENE +isoforms I-GENE +: O +p32 B-GENE +and O +p30 B-GENE +. O + +Binding O +of O +serum B-GENE +response I-GENE +factor I-GENE +to O +CArG O +box O +sequences O +is O +necessary O +but O +not O +sufficient O +to O +restrict O +gene O +expression O +to O +arterial O +smooth O +muscle O +cells O +. O + +Together O +, O +these O +results O +identify O +HPK1 B-GENE +as O +a O +new O +component O +of O +TCR B-GENE +signaling O +. O + +The O +size O +of O +the O +infarct O +was O +determined O +using O +the O +creatine B-GENE +kinase I-GENE +integral O +method O +. O + +A O +new O +echocardiographic O +technique O +is O +described O +with O +a O +conventional O +M O +mode O +, O +digitalised O +2D O +and O +tissular O +Doppler O +which O +has O +a O +comparable O +ability O +to O +identify O +the O +anomalous O +pathways O +of O +electric O +conduction O +using O +a O +non O +- O +invasive O +method O +. O + +SELECTION O +CRITERIA O +: O +Randomised O +controlled O +trials O +of O +cabergoline O +versus O +placebo O +in O +patients O +with O +a O +clinical O +diagnosis O +of O +idiopathic O +Parkinson O +' O +s O +disease O +and O +long O +- O +term O +complications O +of O +levodopa O +therapy O +. O + +Deterministic O +effects O +. O + +Unusual O +two B-GENE +- I-GENE +domain I-GENE +arginine I-GENE +kinases I-GENE +( O +AKs B-GENE +) O +arose O +independently O +at O +least O +two O +times O +during O +molecular O +evolution O +of O +phosphagen B-GENE +kinases I-GENE +: O +AKs B-GENE +from O +the O +primitive O +sea O +anemone O +Anthopleurura O +japonicus O +and O +from O +the O +clam O +Pseudocardium O +sachalinensis O +. O + +The O +mouse B-GENE +platelet I-GENE +- I-GENE +derived I-GENE +growth I-GENE +factor I-GENE +( I-GENE +PDGF I-GENE +) I-GENE +beta I-GENE +- I-GENE +receptor I-GENE +promoter I-GENE +contains O +a O +CCAAT O +motif O +, O +and O +NF B-GENE +- I-GENE +Y I-GENE +plays O +an O +essential O +role O +in O +its O +transcription O +. O + +Baseline O +MBF O +in O +females O +was O +significantly O +( O +P O +< O +0 O +. O +001 O +) O +higher O +than O +in O +males O +. O + +No O +preferential O +VH B-GENE +/ O +VL B-GENE +- O +chains O +correlated O +with O +any O +of O +the O +12 O +different O +antigen O +reactivities O +, O +even O +for O +mAbs O +with O +nearly O +identical O +cross O +- O +reactivities O +. O + +Recently O +, O +it O +was O +shown O +that O +purified O +RAG1 B-GENE +/ I-GENE +2 I-GENE +proteins I-GENE +can O +cleave O +DNA O +hairpins O +in O +vitro O +, O +but O +the O +same O +activity O +was O +also O +described O +for O +a O +protein O +complex O +of O +the O +DNA O +repair O +proteins O +Nbs1 B-GENE +/ O +Mre11 B-GENE +/ O +Rad50 B-GENE +. O + +In O +addition O +, O +we O +did O +not O +detect O +significant O +differences O +in O +CDR3 B-GENE +sequences I-GENE +of O +endogenous B-GENE +Ig I-GENE +lambdaL I-GENE +and O +kappaL B-GENE +chain I-GENE +gene I-GENE +loci I-GENE +cloned O +from O +peripheral O +blood O +lymphocytes O +of O +an O +NBS O +patient O +and O +of O +healthy O +individuals O +. O + +Phase O +II O +study O +of O +paclitaxel O +and O +oral O +etoposide O +in O +patients O +with O +locally O +advanced O +or O +metastatic O +non O +- O +small O +cell O +lung O +cancer O +. O + +Oral O +supplementation O +of O +L O +- O +arginine O +significantly O +increased O +plasma O +L O +- O +citrulline O +, O +which O +indicated O +enhancement O +of O +NO O +production O +. O + +This O +activation O +was O +then O +blocked O +by O +CGS O +12066A O +. O + +Two O +independent O +transgenic O +lines O +were O +produced O +, O +and O +both O +showed O +expression O +of O +the O +Gus B-GENE +gene I-GENE +specifically O +in O +the O +endosperm O +during O +mid O +- O +development O +( O +first O +detected O +10 O +- O +12 O +d O +after O +anthesis O +) O +. O + +Here O +we O +demonstrate O +that O +native B-GENE +MRCK I-GENE +exists O +in O +high O +- O +molecular O +- O +weight O +complexes O +. O + +Regression O +analyses O +showed O +that O +SOREMP O +dream O +occurrences O +were O +significantly O +related O +to O +the O +amount O +of O +REM O +sleep O +, O +while O +NREMP O +dream O +occurrences O +were O +related O +to O +arousals O +from O +NREM O +sleep O +. O + +Instead O +, O +TRPS1 B-GENE +potently O +and O +specifically O +represses O +transcriptional O +activation O +mediated O +by O +other O +GATA B-GENE +factors I-GENE +. O + +9 O +. O +7 O +( O +95 O +% O +CI O +: O +9 O +. O +6 O +- O +9 O +. O +7 O +) O +micromol O +/ O +L O +among O +women O +( O +P O += O +0 O +. O +003 O +) O +. O + +Three O +patients O +received O +additional O +cycles O +of O +5 O +- O +fluorouracil O ++ O +/ O +- O +leucovorin O +as O +maintenance O +chemotherapy O +. O +RESULTS O +: O +Thirty O +males O +and O +21 O +females O +with O +a O +median O +age O +of O +55 O +years O +( O +range O +31 O +- O +- O +73 O +years O +) O +were O +treated O +. O + +Secretion O +of O +interleukin B-GENE +- I-GENE +8 I-GENE +, O +RANTES B-GENE +, O +macrophage B-GENE +inflammatory I-GENE +protein I-GENE +1alpha I-GENE +, O +and O +10 B-GENE +- I-GENE +kappaDa I-GENE +IFN I-GENE +- I-GENE +gamma I-GENE +- I-GENE +inducible I-GENE +protein I-GENE +were O +increased O +in O +differentiating O +keratinocytes O +by O +E6 B-GENE +. O + +Another O +mutant O +, O +T255A O +, O +lost O +the O +ability O +to O +bind O +E4orf6 B-GENE +, O +but O +unexpectedly O +, O +viral O +late O +- O +gene O +expression O +was O +not O +affected O +. O + +Herein O +PPARgamma B-GENE +, O +liganded O +by O +either O +natural O +( O +15d O +- O +PGJ O +( O +2 O +) O +and O +PGD O +( O +2 O +) O +) O +or O +synthetic O +ligands O +( O +BRL49653 O +and O +troglitazone O +) O +, O +selectively O +inhibited O +expression O +of O +the O +cyclin B-GENE +D1 I-GENE +gene I-GENE +. O + +Here O +we O +demonstrate O +that O +the O +Ras B-GENE +- O +activated O +Raf B-GENE +- O +MEK B-GENE +- O +extracellular B-GENE +signal I-GENE +- I-GENE +regulated I-GENE +kinase I-GENE +( O +ERK B-GENE +) O +signaling O +pathway O +can O +specifically O +control O +the O +expression O +of O +individual O +integrin B-GENE +subunits I-GENE +in O +a O +variety O +of O +human O +and O +mouse O +cell O +lines O +. O + +Children O +who O +developed O +lower O +respiratory O +tract O +infections O +or O +PCP O +had O +increased O +rates O +of O +decline O +of O +CD4 B-GENE +cell O +counts O +during O +the O +first O +6 O +months O +of O +life O +. O + +The O +reproductive O +effects O +of O +the O +administration O +of O +4 O +- O +chloro O +- O +2 O +- O +methylphenoxyacetic O +acid O +( O +MCPA O +) O +to O +rats O +were O +evaluated O +through O +two O +generations O +, O +from O +prior O +to O +mating O +, O +throughout O +mating O +, O +to O +gestation O +and O +lactation O +. O + +Coexposure O +to O +FP O +also O +resulted O +in O +a O +more O +pronounced O +and O +sustained O +activation O +of O +the O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +kinase I-GENE +/ O +extracellular B-GENE +signal I-GENE +- I-GENE +regulated I-GENE +protein I-GENE +kinase I-GENE +cascade O +after O +PMA O +treatment O +, O +although O +disruption O +of O +this O +pathway O +by O +the O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +kinase I-GENE +1 I-GENE +inhibitor O +U0126 O +did O +not O +prevent O +potentiation O +of O +apoptosis O +. O + +Also O +, O +the O +EWS B-GENE +protein I-GENE +stimulates O +transcription O +mediated O +by O +the O +COOH O +- O +terminal O +transactivation O +domain O +of O +the O +cofactor O +CREB B-GENE +- I-GENE +binding I-GENE +protein I-GENE +( O +CBP B-GENE +) O +. O + +In O +the O +present O +study O +, O +we O +have O +determined O +the O +ICBP90 B-GENE +gene I-GENE +structure O +by O +screening O +of O +a O +human O +placenta O +genomic O +library O +and O +PCR O +analysis O +. O + +Tumor O +- O +like O +accumulation O +on O +Tl O +- O +201 O +SPECT O +in O +subacute O +hemorrhagic O +cerebral O +infarction O +. O + +METHODS O +: O +126 O +patients O +with O +histologically O +confirmed O +MFH O +were O +analyzed O +. O + +It O +is O +surprising O +that O +dnaE173 O +, O +a O +potent O +mutator O +mutation O +specific O +for O +sequence O +substitution O +as O +well O +as O +single O +- O +base O +frameshift O +, O +did O +not O +enhance O +the O +frequency O +of O +the O +hot O +- O +spot O +frameshift O +mutation O +. O + +Its O +transcription O +in O +vitro O +by O +pol B-GENE +III I-GENE +requires O +the O +same O +factors O +as O +the O +U6 B-GENE +gene I-GENE +with O +the O +major O +exception O +that O +the O +modified O +TATA O +- O +box O +of O +this O +construct O +only O +interacts O +with O +a O +TATA B-GENE +- I-GENE +binding I-GENE +protein I-GENE +( O +TBP B-GENE +) O +mutant O +( O +TBP B-GENE +- I-GENE +DR2 I-GENE +) O +but O +not O +with O +TBP B-GENE +wild I-GENE +- I-GENE +type I-GENE +( O +TBPwt B-GENE +) O +. O + +HSF B-GENE +binds O +DNA O +as O +a O +trimer O +, O +and O +additional O +trimers O +can O +bind O +DNA O +co O +- O +operatively O +. O + +We O +also O +demonstrate O +that O +the O +spo20 B-GENE +( I-GENE ++ I-GENE +) I-GENE +gene I-GENE +product I-GENE +is O +structurally O +homologous O +to O +Saccharomyces B-GENE +cerevisiae I-GENE +Sec14 I-GENE +, O +the O +major O +phosphatidylinositol O +transfer O +protein O +of O +budding O +yeast O +. O + +There O +was O +no O +evidence O +of O +linkage O +disequilibrium O +between O +the O +polymorphic O +site O +in O +the O +B O +cell O +specific O +promoter O +and O +those O +in O +the O +3 O +' O +UTR O +. O + +Their O +numbers O +have O +regularly O +increased O +since O +the O +mid O +- O +1970s O +. O + +Specimen O +mass O +reduction O +increased O +with O +irradiance O +from O +19 O +to O +72 O +% O +of O +the O +initial O +mass O +for O +9 O +- O +- O +31 O +W O +/ O +cm O +( O +2 O +) O +, O +respectively O +. O + +In O +conclusion O +, O +tube O +size O +estimated O +by O +Cole O +' O +s O +formula O +tends O +to O +be O +smaller O +than O +practically O +appropriate O +tube O +size O +for O +pediatric O +cardiac O +anesthesia O +, O +and O +therefore O +we O +suggest O +new O +formula O +to O +estimate O +the O +tube O +size O +. 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O + +Srb10 B-GENE +is O +a O +physiological O +regulator O +of O +Gcn4 B-GENE +stability O +because O +both O +phosphorylation O +and O +turnover O +of O +Gcn4 B-GENE +are O +diminished O +in O +srb10 B-GENE +mutants I-GENE +. O + +A O +new O +intron O +of O +476 O +base O +pairs O +was O +found O +in O +the O +middle O +of O +the O +5 O +' O +- O +untranslated O +leader O +sequence O +and O +was O +shown O +to O +robustly O +enhance O +the O +promoter O +activity O +. O + +Based O +on O +this O +analysis O +, O +we O +propose O +that O +the O +interactions O +of O +Sos B-GENE +with O +the O +switch O +1 O +and O +switch O +2 O +regions O +of O +Ras B-GENE +have O +distinct O +functional O +consequences O +: O +the O +interaction O +with O +switch O +2 O +mediates O +the O +anchoring O +of O +Ras B-GENE +to O +Sos B-GENE +, O +whereas O +the O +interaction O +with O +switch O +1 O +leads O +to O +disruption O +of O +the O +nucleotide O +- O +binding O +site O +and O +GDP O +dissociation O +. O + +A O +log O +- O +linear O +dose O +- O +response O +was O +obtained O +for O +the O +average O +increase O +in O +FEV1 O +up O +to O +6 O +h O +( O +AUC0 O +- O +6 O +h O +) O +and O +peak O +FEV1 O +across O +the O +dose O +range O +administered O +by O +Respimat O +. O + +Bandshift O +experiments O +demonstrate O +that O +BmHR3A B-GENE +binds O +specifically O +to O +RORE B-GENE +( O +Retinoic B-GENE +acid I-GENE +- I-GENE +related I-GENE +Orphan I-GENE +receptor I-GENE +Response I-GENE +Element I-GENE +) O +- O +like O +sequences O +in O +the O +promoters O +of O +both O +genes O +, O +thus O +suggesting O +a O +direct O +role O +for O +BmHR3A B-GENE +in O +regulating O +the O +expression O +of O +BmGATAbeta B-GENE +and O +ESP B-GENE +genes I-GENE +during O +vitellogenesis O +. O + +This O +was O +most O +pronounced O +during O +the O +initial O +phase O +of O +Erk B-GENE +activation O +. O + +The O +iterative O +method O +proposed O +by O +Bengtsson O +[ O +Appl O +. O + +The O +COD O +and O +color O +removals O +were O +both O +more O +than O +90 O +% O +when O +FeCl3 O +was O +used O +as O +the O +coagulation O +( O +dosages O +of O +two O +- O +step O +coagulation O +were O +0 O +. O +031 O +and O +0 O +. O +012 O +mol O +/ O +L O +respectively O +) O +after O +a O +ferrous O +hydrogen O +peroxide O +oxidation O +pretreatment O +at O +a O +H2O2 O +dosage O +of O +0 O +. O +06 O +mol O +/ O +L O +. O + +Although O +there O +was O +a O +high O +correlation O +between O +sap O +flux O +densities O +registered O +by O +the O +old O +and O +new O +sensors O +, O +significant O +differences O +in O +sap O +flux O +densities O +between O +the O +duplicated O +sensors O +were O +detected O +. O + +Three O +of O +the O +proteins O +involved O +in O +checkpoint O +signaling O +, O +Rad1 B-GENE +, O +Hus1 B-GENE +, O +and O +Rad9 B-GENE +, O +have O +been O +shown O +to O +interact O +by O +immunoprecipitation O +and O +yeast O +two O +- O +hybrid O +studies O +. O + +Based O +on O +the O +hypothesis O +that O +evolutionarily O +conserved O +regions O +are O +functionally O +important O +and O +likely O +to O +interact O +with O +coactivators O +, O +we O +compared O +the O +amino O +acid O +sequence O +of O +C B-GENE +/ I-GENE +EBPalpha I-GENE +from O +different O +species O +( O +frog O +to O +human O +) O +and O +identified O +four O +highly O +conserved O +regions O +( O +CR1 O +- O +CR4 O +) O +within O +the O +transactivation O +domain O +. O + +Tolerance O +to O +ADAL O +- O +2 O +was O +similar O +to O +that O +of O +Vicryl O +suture O +and O +tolerance O +to O +ADAL O +- O +2 O +was O +superior O +to O +that O +to O +Tisuacryl O +. O + +Of O +the O +patients O +in O +each O +regimen O +who O +reached O +study O +end O +points O +, O +17 O +of O +29 O +( O +59 O +% O +) O +were O +in O +regimen O +A O +, O +11 O +of O +20 O +( O +55 O +% O +) O +were O +in O +regimen O +B O +, O +and O +28 O +of O +43 O +( O +65 O +% O +) O +were O +in O +regimen O +C O +met O +the O +treatment O +success O +criterion O +. O + +SAMPLE O +POPULATION O +: O +MCB O +from O +7 O +racing O +Greyhounds O +euthanatized O +for O +reasons O +unrelated O +to O +MCB O +abnormalities O +. O + +CONCLUSIONS O +AND O +CLINICAL O +RELEVANCE O +: O +Increased O +cortical O +thickness O +and O +geometric O +properties O +of O +left O +MCB O +- O +IV O +and O +- O +V O +of O +Greyhounds O +, O +together O +with O +altered O +turnover O +and O +orientation O +of O +osteons O +in O +the O +dorsal O +quadrants O +of O +left O +MCB O +, O +are O +site O +- O +specific O +adaptive O +responses O +associated O +with O +asymmetric O +cyclic O +loading O +as O +a O +result O +of O +racing O +on O +circular O +tracks O +. O + +METHODS O +AND O +RESULTS O +: O +Palmaz O +- O +Schatz O +stents O +were O +dip O +- O +coated O +with O +paclitaxel O +( O +0 O +, O +0 O +. O +2 O +, O +15 O +, O +or O +187 O +microgram O +/ O +stent O +) O +by O +immersion O +in O +ethanolic O +paclitaxel O +and O +evaporation O +of O +the O +solvent O +. O + +Percentages O +of O +recovery O +for O +overload O +and O +dilution O +tests O +were O +between O +87 O +and O +120 O +% O +. O + +One O +of O +the O +conserved O +RNA O +subdomains O +, O +designated O +P3 B-GENE +, O +has O +previously O +been O +shown O +to O +be O +required O +for O +nucleolar O +localization O +. O + +In O +Cd O +- O +spiked O +OECD O +soil O +, O +internal O +Cd O +levels O +were O +linearly O +related O +to O +external O +Cd O +concentrations O +, O +whereas O +the O +springtails O +maintained O +fixed O +internal O +levels O +of O +Cu O +and O +Zn O +regardless O +of O +spiked O +concentrations O +. O + +Nutritional O +status O +in O +adults O +on O +an O +alternative O +or O +traditional O +diet O +] O +BACKGROUND O +: O +Plant O +food O +lacks O +vitamin O +B12 O +, O +vitamin O +D O +and O +higher O +n O +- O +3 O +polyunsaturated O +fatty O +acids O +. O + +It O +is O +useful O +as O +an O +adjunct O +to O +mammography O +in O +those O +patients O +with O +radiographically O +dense O +breasts O +for O +the O +characterization O +of O +palpable O +masses O +. O + +Measurements O +were O +obtained O +: O +( O +i O +) O +just O +after O +the O +traumatic O +exposure O +( O +D0 O +) O +; O +( O +ii O +) O +3 O +days O +after O +this O +first O +measurement O +( O +D3 O +) O +; O +and O +( O +iii O +) O +30 O +days O +after O +( O +D30 O +) O +. O + +Changes O +of O +the O +DB O +sequence O +without O +affecting O +the O +postulated O +stem O +structure O +led O +to O +drastic O +losses O +of O +translation O +efficiency O +. O + +It O +has O +been O +suggested O +that O +members O +of O +this O +protein O +family O +exhibit O +both O +prolyl B-GENE +isomerase I-GENE +and O +chaperone O +activity O +. O + +Inhibition O +of O +the O +Raf B-GENE +- I-GENE +1 I-GENE +target I-GENE +ERK B-GENE +kinase I-GENE +( O +MEK B-GENE +) O +either O +attenuated O +or O +abolished O +Rp O +- O +cAMPS O +- O +and O +PKI B-GENE +- O +induced O +ERK B-GENE +activation O +, O +caldesmon B-GENE +phosphorylation O +, O +and O +stress O +fiber O +formation O +. O + +PACAP B-GENE +mRNA I-GENE +was O +widely O +expressed O +in O +most O +human O +tissues O +; O +in O +transfected O +cells O +, O +PACAP B-GENE +was O +diffusely O +expressed O +in O +the O +cytoplasm O +. O + +The O +radial O +forearm O +flap O +is O +used O +most O +commonly O +, O +however O +the O +lateral O +arm O +flap O +may O +be O +the O +flap O +of O +choice O +in O +certain O +situations O +. O + +By O +comparison O +, O +in O +nontumorigenic O +Ad5 O +cells O +, O +class O +I O +expression O +is O +high O +due O +to O +negligible O +binding O +of O +COUP B-GENE +- I-GENE +TF I-GENE +and O +strong O +binding O +of O +NF B-GENE +- I-GENE +kappaB I-GENE +. O + +As O +an O +application O +of O +reverse O +genetics O +, O +we O +introduced O +one O +nucleotide O +change O +( O +UCU O +to O +ACU O +) O +to O +immediate O +downstream O +of O +the O +RNA O +- O +editing O +site O +of O +the O +V B-GENE +gene I-GENE +in O +the O +full O +- O +length O +hPIV2 O +cDNA O +and O +were O +able O +to O +obtain O +infectious O +viruses O +[ O +rPIV2V O +( O +- O +) O +] O +from O +the O +cDNA O +. O + +The O +frameshift O +initiated O +by O +ADEx2 O +is O +believed O +to O +alter O +the O +regular O +coding O +sequence O +, O +acting O +as O +a O +loss O +- O +of O +- O +function O +ASIP B-GENE +mutation I-GENE +. O + +In O +regards O +to O +the O +latter O +activity O +, O +it O +has O +been O +shown O +that O +S3 B-GENE +contains O +vigorous O +N B-GENE +- I-GENE +glycosylase I-GENE +activity O +for O +the O +removal O +of O +8 O +- O +oxoguanine O +residues O +in O +DNA O +that O +leaves O +baseless O +sites O +in O +their O +places O +. O + +Here O +we O +report O +the O +isolation O +and O +characterization O +of O +the O +forkhead B-GENE +homologue I-GENE +in I-GENE +rhabdomyosarcoma I-GENE +( O +FKHR B-GENE +) O +, O +a O +recently O +described O +member O +of O +the O +hepatocyte B-GENE +nuclear I-GENE +factor I-GENE +3 I-GENE +/ O +forkhead B-GENE +homeotic B-GENE +gene I-GENE +family I-GENE +, O +as O +a O +nuclear B-GENE +hormone I-GENE +receptor I-GENE +( O +NR B-GENE +) O +intermediary O +protein O +. O + +The O +improved O +CSF O +outflow O +conductance O +may O +increase O +the O +intracranial O +compliance O +and O +thereby O +dampen O +a O +pathological O +ICP O +waveform O +. O + +A O +new O +species O +of O +Euspondylus O +is O +described O +based O +on O +a O +female O +( O +taken O +within O +a O +bromeliad O +) O +from O +Cerro O +El O +Humo O +, O +Sucre O +, O +northeastern O +Venezuela O +. O + +The O +cyclins B-GENE +bind O +to O +and O +activate O +the O +CDK B-GENE +, O +which O +leads O +to O +phosphorylation O +( O +and O +then O +inhibition O +) O +of O +the O +tumor O +suppressor O +protein O +, O +pRb B-GENE +. O +pRb B-GENE +controls O +commitment O +to O +progress O +from O +the O +G1 O +to O +S O +phase O +, O +at O +least O +in O +part O +by O +repressing O +the O +activity O +of O +the O +E2F B-GENE +transcription I-GENE +factors I-GENE +known O +to O +promote O +cell O +proliferation O +. O + +Additional O +education O +and O +research O +is O +needed O +to O +provide O +further O +direction O +for O +intervention O +and O +incorporation O +into O +practice O +. O + +Proliferative O +vasculopathy O +and O +cutaneous O +hemorrhages O +in O +porcine O +neonates O +infected O +with O +the O +porcine O +reproductive O +and O +respiratory O +syndrome O +virus O +. O + +The O +difference O +of O +hardness O +over O +time O +of O +composite O +specimens O +was O +measured O +using O +Knoop O +hardness O +measurements O +taken O +at O +the O +top O +and O +bottom O +surfaces O +of O +resin O +specimens O +made O +in O +a O +Teflon O +mold O +the O +same O +dimensions O +as O +the O +cavity O +prepared O +in O +dentin O +. O + +An O +18 O +- O +kb O +genomic O +clone O +including O +sequences O +encoding O +for O +the O +two O +GHS B-GENE +- I-GENE +R I-GENE +variants I-GENE +was O +isolated O +. O + +Saccharomyces O +cerevisiae O +activates O +a O +regulatory O +network O +called O +" O +general O +control O +" O +that O +provides O +the O +cell O +with O +sufficient O +amounts O +of O +protein O +precursors O +during O +amino O +acid O +starvation O +. O + +In O +Ka13 O +cells O +, O +CoCl O +( O +2 O +) O +stimulated O +expression O +of O +a O +luciferase B-GENE +reporter I-GENE +gene I-GENE +under O +the O +control O +of O +a O +15 B-GENE +- I-GENE +kilobase I-GENE +pair I-GENE +mouse I-GENE +ho I-GENE +- I-GENE +1 I-GENE +promoter I-GENE +( O +pHO15luc B-GENE +) O +. O + +Mutation O +analyses O +identified O +the O +cobalt O +- O +responsive O +sequences O +as O +the O +stress O +- O +response O +elements O +( O +StREs O +) O +. O + +Members O +of O +the O +AP B-GENE +- I-GENE +1 I-GENE +superfamily I-GENE +of I-GENE +basic I-GENE +- I-GENE +leucine I-GENE +zipper I-GENE +factors I-GENE +bind O +to O +the O +StRE O +. O + +Descriptions O +of O +this O +locus O +would O +allow O +comparison O +with O +functionally O +relevant O +molecular O +genetic O +features O +of O +other O +species O +' O +homologous O +loci O +including O +the O +single O +- O +copy O +equid O +LH B-GENE +/ O +CGbeta B-GENE +gene O +and O +the O +primate O +LHbeta B-GENE +- O +CGbeta B-GENE +gene O +cluster O +locus O +. O + +Like O +the O +consensus B-GENE +mammalian I-GENE +LHbeta I-GENE +gene I-GENE +, O +the O +5 O +' O +- O +flanking O +region O +of O +the O +gpLH B-GENE +/ O +CGbeta B-GENE +gene O +contains O +a O +single O +TATA O +sequence O +37 O +bp O +upstream O +of O +the O +translation O +start O +codon O +. O + +This O +shows O +that O +in O +situations O +of O +separated O +breaks O +, O +NHEJ O +deficiency O +leads O +to O +genomic O +rearrangements O +, O +in O +agreement O +with O +chromosomal O +studies O +. O + +Foxp1 B-GENE +and O +Foxp2 B-GENE +are O +expressed O +at O +high O +levels O +in O +the O +lung O +as O +early O +as O +E12 O +. O +5 O +of O +mouse O +development O +with O +Foxp2 B-GENE +expression O +restricted O +to O +the O +airway O +epithelium O +. O + +Immunological O +and O +biochemical O +characterization O +of O +streptococcal B-GENE +pyrogenic I-GENE +exotoxins I-GENE +I I-GENE +and I-GENE +J I-GENE +( O +SPE B-GENE +- I-GENE +I I-GENE +and O +SPE B-GENE +- I-GENE +J I-GENE +) O +from O +Streptococcus O +pyogenes O +. O + +Several O +dozen O +HIF B-GENE +- I-GENE +1 I-GENE +targets I-GENE +are O +known O +, O +including O +the O +gene O +encoding O +vascular B-GENE +endothelial I-GENE +growth I-GENE +factor I-GENE +( O +VEGF B-GENE +) O +. O + +We O +previously O +reported O +that O +Tax B-GENE +induced O +cell O +cycle O +progression O +from O +G0 O +/ O +G1 O +phase O +to O +S O +and O +G2 O +/ O +M O +phases O +in O +human O +T O +- O +cell O +line O +Kit O +225 O +cells O +. O + +Most O +yeast B-GENE +peroxisomal I-GENE +matrix I-GENE +proteins I-GENE +contain O +a O +type O +1C O +- O +terminal O +peroxisomal O +targeting O +signal O +( O +PTS1 O +) O +consisting O +of O +the O +tripeptide O +SKL O +or O +a O +conservative O +variant O +thereof O +. O + +Here O +, O +the O +PEX5 B-GENE +- O +TPR O +domains O +from O +human O +, O +tobacco O +, O +and O +nematode O +were O +inserted O +into O +a O +TPR O +- O +less O +yeast O +Pex5p B-GENE +construct O +to O +generate O +Pex5p B-GENE +chimaeras O +. O + +HIV O +- O +1 O +and O +hepatitis O +B O +virus O +infections O +in O +adolescents O +lodged O +in O +security O +institutes O +of O +Buenos O +Aires O +. O + +Immunofixation O +experiments O +of O +C4A B-GENE +and O +C4B B-GENE +demonstrate O +> O +41 O +allotypes O +in O +the O +two O +classes O +of O +proteins O +. O + +However O +, O +C4B B-GENE +proteins I-GENE +encoded O +by O +monomodular O +short O +genes O +may O +have O +relatively O +higher O +concentrations O +than O +those O +from O +long B-GENE +C4A I-GENE +genes I-GENE +. O + +In O +the O +course O +of O +screening O +for O +transcription O +factors O +which O +interact O +with O +the O +human B-GENE +myeloperoxidase I-GENE +( O +MPO B-GENE +) O +promoter O +we O +, O +for O +the O +first O +time O +, O +identified O +and O +cloned O +the O +cDNA O +and O +genomic O +DNA O +for O +human B-GENE +HBP1 I-GENE +( O +HMG B-GENE +- I-GENE +Box I-GENE +containing I-GENE +protein I-GENE +1 I-GENE +) O +, O +a O +member O +of O +the O +high B-GENE +mobility I-GENE +group I-GENE +of I-GENE +non I-GENE +- I-GENE +histone I-GENE +chromosomal I-GENE +proteins I-GENE +. O + +The O +human O +protein O +sequence O +exhibits O +a O +putative O +DNA O +- O +binding O +domain O +similar O +to O +that O +seen O +in O +rat B-GENE +HBP1 I-GENE +and O +shows O +homology O +with O +the O +activation O +and O +repressor O +domains O +previously O +demonstrated O +in O +the O +rat O +protein O +. O + +Promoter O +transcriptional O +activity O +was O +determined O +for O +a O +wide O +5 O +' O +portion O +of O +the O +human O +annexin B-GENE +A5 I-GENE +gene I-GENE +, O +from O +bp O +- O +1275 O +to O ++ O +79 O +relative O +to O +the O +most O +5 O +' O +of O +several O +discrete O +transcription O +start O +points O +. O + +In O +contrast O +the O +human O +and O +mouse B-GENE +BCNT I-GENE +proteins I-GENE +contain O +one O +repeat O +unit O +and O +lack O +the O +RTE B-GENE +- I-GENE +1 I-GENE +- O +derived O +portion O +. O + +Molecular O +identification O +of O +smg B-GENE +- I-GENE +4 I-GENE +, O +required O +for O +mRNA O +surveillance O +in O +C O +. O +elegans O +. O + +Two O +remotely O +situated O +exons O +within O +the O +complement B-GENE +C3 I-GENE +gene O +locus O +encode O +an O +alternate O +5 O +' O +end O +and O +proximal O +ORF O +under O +the O +control O +of O +a O +bidirectional O +promoter O +. O + +CONCLUSIONS O +: O +Adding O +MMF O +, O +a O +potent O +topical O +corticosteroid O +, O +to O +an O +emollient O +cream O +is O +statistically O +significantly O +more O +effective O +than O +emollient O +cream O +alone O +in O +reducing O +acute O +radiation O +dermatitis O +. O + +Recent O +advances O +have O +shown O +that O +volatile O +sulfur O +is O +a O +result O +of O +ecological O +interactions O +and O +transformation O +processes O +through O +planktonic O +food O +webs O +. O + +The O +first O +hypothesis O +was O +supported O +in O +the O +sense O +that O +stimulus O +differences O +might O +affect O +behaviour O +even O +without O +their O +successful O +attentive O +processing O +in O +normal O +participants O +. O + +There O +was O +an O +increase O +in O +protein O +binding O +onto O +this O +element O +only O +after O +peptide O +treatment O +. O + +CSR O +is O +directed O +to O +specific O +heavy O +chain O +isotypes O +by O +cytokines O +and O +B O +cell O +activators O +that O +induce O +transcription O +from O +the O +unrearranged O +, O +or O +germline O +( O +GL O +) O +, O +C B-GENE +( I-GENE +H I-GENE +) I-GENE +region I-GENE +genes I-GENE +. O + +In O +this O +manuscript O +we O +demonstrate O +that O +two O +tandem B-GENE +Ets I-GENE +sites I-GENE +in O +the O +mouse B-GENE +GL I-GENE +alpha I-GENE +promoter I-GENE +bind O +the O +transcription B-GENE +factors I-GENE +Elf I-GENE +- I-GENE +1 I-GENE +and O +PU B-GENE +. I-GENE +1 I-GENE +, O +and O +that O +the O +3 O +' O +site O +is O +essential O +for O +expression O +of O +a O +luciferase B-GENE +reporter I-GENE +gene I-GENE +driven O +by O +the O +GL B-GENE +alpha I-GENE +promoter I-GENE +. O + +Cell O +. O + +The O +mean O +serum O +creatinine O +level O +did O +not O +change O +during O +the O +first O +6 O +months O +after O +withdrawal O +of O +MMF O +. O + +The O +proportion O +of O +the O +biopsies O +found O +to O +be O +seropositive O +for O +HBs B-GENE +antigen I-GENE +was O +27 O +. O +9 O +% O +, O +and O +these O +showed O +either O +MGN O +or O +MPGN O +pattern O +. O + +They O +correspond O +to O +nucleotides O +equivalent O +to O +base O +- O +pair O +C1 O +- O +G72 O +and O +discriminator O +base O +A73 O +in O +the O +amino O +acid O +- O +acceptor O +branch O +of O +the O +molecule O +. O + +This O +domain O +without O +the O +canonical O +anticodon O +loop O +or O +the O +tyrosine O +anticodon O +acts O +as O +an O +anchor O +for O +TyrRS B-GENE +interaction O +leading O +to O +a O +better O +efficiency O +of O +tyrosylation O +. O + +During O +most O +of O +the O +cell O +cycle O +, O +separase B-GENE +is O +kept O +inactive O +by O +binding O +to O +an O +inhibitory O +protein O +called O +securin B-GENE +. O + +Mechanical O +ventilation O +in O +control O +lungs O +produced O +a O +47 O +% O +decrease O +in O +chord O +compliance O +, O +an O +increase O +in O +lung O +lavage O +levels O +of O +tumor B-GENE +necrosis I-GENE +factor I-GENE +( I-GENE +TNF I-GENE +) I-GENE +- I-GENE +alpha I-GENE +( O +722 O ++ O +/ O +- O +306 O +pg O +/ O +ml O +) O +, O +interleukin B-GENE +( I-GENE +IL I-GENE +) I-GENE +- I-GENE +1beta I-GENE +( O +902 O ++ O +/ O +- O +322 O +pg O +/ O +ml O +) O +, O +and O +macrophage B-GENE +inflammatory I-GENE +protein I-GENE +- I-GENE +2 I-GENE +( O +MIP B-GENE +- I-GENE +2 I-GENE +) O +( O +363 O ++ O +/ O +- O +104 O +pg O +/ O +ml O +) O +as O +compared O +with O +low O +levels O +of O +cytokines O +detected O +in O +preventilation O +data O +, O +and O +no O +change O +in O +percentage O +of O +surfactant O +large O +aggregates O +( O +LA O +) O +. O + +Maternal O +p O +, O +p O +' O +DDE O +and O +beta O +- O +HCH O +levels O +were O +also O +associated O +with O +newborn O +levels O +, O +but O +levels O +of O +PCBs O +were O +not O +. O + +Multiple O +regression O +analysis O +performed O +between O +these O +long O +- O +term O +abiotic O +factors O +and O +nymphal O +abundance O +in O +positive O +sites O +showed O +high O +relationship O +( O +R2 O +coefficients O +) O +for O +every O +habitat O +category O +and O +explained O +> O +50 O +% O +of O +the O +variation O +in O +tick O +abundance O +. O + +In O +summary O +, O +we O +conclude O +that O +the O +adenoviral O +oncoprotein O +E1A B-GENE +activates O +transcription O +from O +the O +endogenous O +AP B-GENE +- I-GENE +2alpha I-GENE +gene I-GENE +, O +an O +effect O +that O +involves O +transcriptional O +derepression O +of O +the O +AP B-GENE +- I-GENE +2alpha I-GENE +promoter I-GENE +by O +interaction O +of O +E1A B-GENE +with O +the O +AP B-GENE +- I-GENE +2rep I-GENE +corepressor O +CtBP1 B-GENE +. O + +Additional O +factors O +such O +as O +advanced O +age O +, O +concomitant O +use O +of O +corticosteroids O +or O +anticoagulants O +, O +prior O +ulcer O +complications O +and O +co O +- O +morbid O +diseases O +may O +further O +increase O +the O +risk O +of O +bleeding O +. O + +The O +core O +promoter O +of O +human B-GENE +thioredoxin I-GENE +reductase I-GENE +1 I-GENE +: O +cloning O +, O +transcriptional O +activity O +, O +and O +Oct B-GENE +- I-GENE +1 I-GENE +, O +Sp1 B-GENE +, O +and O +Sp3 B-GENE +binding O +reveal O +a O +housekeeping O +- O +type O +promoter O +for O +the O +AU O +- O +rich O +element O +- O +regulated O +gene O +. O + +Here O +we O +show O +that O +phosphorylation O +- O +induced O +loss O +of O +the O +protein O +kinase O +activity O +of O +DNA B-GENE +- I-GENE +PK I-GENE +is O +restored O +by O +the O +addition O +of O +the O +purified O +catalytic O +subunit O +of O +either O +protein B-GENE +phosphatase I-GENE +1 I-GENE +or O +protein B-GENE +phosphatase I-GENE +2A I-GENE +( O +PP2A B-GENE +) O +and O +that O +this O +reactivation O +is O +blocked O +by O +the O +potent O +protein O +phosphatase O +inhibitor O +, O +microcystin O +. O + +The O +first O +exon O +( O +exon O +1A O +) O +that O +corresponded O +to O +the O +5 O +' O +- O +untranslated O +region O +of O +the O +GHR B-GENE +1A I-GENE +mRNA I-GENE +was O +15 O +, O +250 O +bp O +upstream O +from O +exon O +2 O +in O +the O +GHR B-GENE +gene I-GENE +. O + +FLP B-GENE +and O +Cre B-GENE +recombinase I-GENE +function O +in O +Xenopus O +embryos O +. O + +A O +method O +of O +three O +- O +station O +three O +- O +dimensional O +magnetic O +resonance O +( O +MR O +) O +angiography O +of O +the O +lower O +extremities O +with O +segmented O +volume O +acquisition O +is O +presented O +. O + +A O +single O +nucleotide O +polymorphism O +( O +SNP O +) O +in O +exon O +2 O +, O +which O +is O +tightly O +liked O +to O +another O +SNP O +( O +GTG83 O +/ O +ATG83 O +) O +, O +creates O +an O +additional O +alternative O +in O +- O +frame O +AUG O +in O +B B-GENE +- I-GENE +type I-GENE +MTH1 I-GENE +mRNAs I-GENE +yielding O +the O +fourth O +MTH1 B-GENE +polypeptide I-GENE +, O +p26 B-GENE +that O +possesses O +an O +additional O +mitochondrial O +targeting O +signal O +. O + +Our O +previous O +studies O +have O +shown O +that O +SHP B-GENE +- I-GENE +1 I-GENE +, O +a O +SH2 B-GENE +domain I-GENE +- I-GENE +containing I-GENE +protein I-GENE +- I-GENE +tyrosine I-GENE +phosphatase I-GENE +, O +is O +expressed O +not O +only O +in O +cells O +of O +hematopoietic O +lineages O +, O +but O +also O +in O +many O +non O +- O +hematopoietic O +cells O +under O +the O +control O +of O +an O +alternative O +tissue O +- O +specific O +promoter O +, O +P1 O +. O + +Unexpectedly O +, O +Arg1 B-GENE +- O +expressing O +COS1 O +cells O +showed O +no O +significant O +proteinase O +activity O +to O +various O +synthesized O +substrates O +under O +neutral O +or O +acidic O +conditions O +in O +this O +study O +. O + +ORF1 O +( O +1029 O +bp O +; O +EMBL O +databank O +, O +Accession O +No O +. O + +In O +the O +meantime O +, O +one O +has O +succeeded O +to O +establish O +the O +deammonification O +processes O +in O +a O +continuous O +flow O +moving O +- O +bed O +pilot O +plant O +. O + +The O +purpose O +of O +this O +study O +was O +to O +evaluate O +simplified O +methods O +for O +estimation O +of O +Technetium O +Tc O +99m O +( O +99mTc O +) O +- O +pentetate O +and O +orthoiodohippurate O +I O +131 O +( O +131I O +- O +OIH O +) O +plasma O +clearance O +in O +dogs O +and O +cats O +with O +1 O +and O +2 O +blood O +samples O +. O + +Interventions O +aimed O +at O +these O +specific O +mediators O +and O +processes O +may O +be O +successful O +in O +reducing O +the O +very O +significant O +human O +and O +economic O +costs O +of O +vascular O +access O +dysfunction O +. O + +In O +addition O +, O +stonin B-GENE +2 I-GENE +binds O +to O +the O +C2B O +domains O +of O +synaptotagmins B-GENE +I I-GENE +and I-GENE +II I-GENE +. O + +This O +partial O +transection O +could O +permit O +vasopressin B-GENE +to O +be O +secreted O +in O +response O +to O +a O +larger O +rise O +in O +plasma O +sodium O +concentration O +. O + +In O +conclusion O +, O +USPIO O +- O +enhanced O +MRI O +data O +were O +capable O +to O +characterize O +tumor O +microvessel O +properties O +in O +this O +breast O +cancer O +model O +: O +microvascular O +permeability O +( O +determined O +using O +USPIO O +) O +correlated O +significantly O +with O +tumor O +grade O +. O + +However O +, O +the O +N63S O +mutation O +in O +the O +wild B-GENE +- I-GENE +type I-GENE +VP5 I-GENE +background O +increased O +the O +interaction O +, O +as O +judged O +by O +the O +beta B-GENE +- I-GENE +galactosidase I-GENE +activity O +, O +by O +a O +factor O +of O +9 O +relative O +to O +when O +the O +PR7 O +mutation O +was O +present O +. O + +An O +integrated O +RTC O +algorithm O +for O +the O +urban O +wastewater O +system O +is O +formulated O +, O +the O +parameters O +of O +which O +are O +optimized O +using O +various O +global O +optimization O +routines O +. O + +SKP1 B-GENE +- O +SnRK B-GENE +protein O +kinase O +interactions O +mediate O +proteasomal O +binding O +of O +a O +plant O +SCF B-GENE +ubiquitin I-GENE +ligase I-GENE +. O + +PATIENTS O +AND O +METHODS O +: O +Between O +June O +1991 O +and O +December O +1996 O +, O +we O +administered O +the O +nucleoside O +analog O +2 O +- O +chlorodeoxyadenosine O +( O +2 O +- O +CDA O +) O +to O +73 O +children O +with O +primary O +AML O +and O +20 O +children O +with O +secondary O +AML O +or O +myelodysplastic O +syndrome O +( O +MDS O +) O +. O + +The O +severity O +of O +pathologic O +changes O +increased O +with O +the O +magnitude O +of O +percussion O +. O + +Experimental O +study O +of O +ta O +chengchi O +tang O +decoction O +for O +relieving O +lung O +injury O +during O +acute O +necrotizing O +pancreatitis O +] O +The O +objectives O +of O +the O +study O +were O +to O +investigate O +the O +changes O +of O +leukocyte O +adhesiveness O +and O +tumor B-GENE +necrosis I-GENE +factor I-GENE +( O +TNF B-GENE +) O +in O +the O +early O +stage O +of O +acute O +necrotizing O +pancreatitis O +( O +ANP O +) O +, O +to O +go O +further O +into O +the O +relation O +of O +those O +changes O +to O +lung O +injury O +of O +ANP O +, O +and O +to O +evaluate O +the O +prohibitive O +effect O +of O +ta O +chengchi O +tang O +Decoction O +on O +leukocyte O +adhesion O +and O +TNF B-GENE +secretion O +. O + +A O +variety O +of O +receptor O +- O +mediated O +signaling O +pathways O +are O +controlled O +by O +both O +positive O +and O +negative O +extracellular O +regulators O +. O + +TT O +cells O +, O +a O +human O +MTC O +cell O +line O +expressing O +MEN B-GENE +2A I-GENE +type I-GENE +RET I-GENE +, O +display O +transcriptionally O +active O +RelA B-GENE +( I-GENE +p65 I-GENE +) I-GENE +in O +the O +nucleus O +. O + +Inhibition O +of O +constitutive O +NF B-GENE +- I-GENE +kappaB I-GENE +activity O +results O +in O +cell O +death O +of O +TT O +cells O +and O +blocks O +focus O +formation O +induced O +by O +oncogenic O +forms O +of O +RET B-GENE +in O +NIH O +3T3 O +cells O +. O + +Reciprocally O +, O +HMGI B-GENE +- I-GENE +C I-GENE +expression O +also O +coordinately O +enhances O +PIAS3 B-GENE +- O +mediated O +repression O +of O +STAT3 B-GENE +- O +dependent O +transactivation O +. O + +A O +central O +finding O +is O +the O +identification O +of O +a O +GC O +- O +rich O +sequence O +in O +the O +- O +99 O +/ O +- O +91 O +Cp B-GENE +region O +that O +is O +essential O +for O +oriPI O +- O +EBNA1 B-GENE +- O +independent O +as O +well O +as O +oriPI O +- O +EBNA1 B-GENE +- O +dependent O +activity O +of O +the O +promoter O +. O + +Additional O +deletion O +mutations O +revealed O +a O +new O +, O +67 O +- O +amino O +- O +acid O +functional O +domain O +within O +the O +proline O +- O +rich O +region O +of O +SLP B-GENE +- I-GENE +76 I-GENE +, O +which O +we O +have O +termed O +the O +P O +- O +1 O +domain O +. O + +Finally O +, O +profiling O +of O +a O +gcn4Delta B-GENE +mutant I-GENE +uncovered O +an O +alternative O +induction O +pathway O +operating O +at O +many O +Gcn4p B-GENE +target I-GENE +genes I-GENE +in O +histidine O +- O +starved O +cells O +. O + +Evidence O +from O +a O +Northern O +hybridization O +indicated O +that O +jadM B-GENE +expression O +is O +correlated O +with O +jadomycin B-GENE +B I-GENE +synthesis O +. O + +Right O +LHR O +( O +R O +- O +LHR O +) O +provided O +the O +best O +interobserver O +and O +intraobserver O +reproducibility O +. O + +CONCLUSIONS O +: O +The O +methodology O +of O +LHR O +measurement O +significantly O +influences O +the O +clinical O +contribution O +of O +Tl O +- O +201 O +lung O +uptake O +evaluation O +. O + +Mutation O +of O +the O +NF B-GENE +- I-GENE +kappaB I-GENE +site I-GENE +in O +the O +Mdr1b B-GENE +promoter I-GENE +prevents O +its O +induction O +by O +TNF B-GENE +- I-GENE +alpha I-GENE +. O + +To O +determine O +the O +genomic O +complexity O +of O +the O +deleted O +region O +shared O +among O +tumors O +, O +we O +assembled O +a O +physical O +map O +of O +the O +I O +Mbp O +SRO O +consisting O +predominantly O +of O +bacteriophage O +P1 O +- O +derived O +artificial O +chromosome O +( O +PAC O +) O +clones O +. O + +Online O +teaching O +: O +design O +and O +techniques O +. O + +Data O +were O +obtained O +from O +2 O +undergraduate O +student O +samples O +, O +a O +self O +- O +report O +group O +( O +n O += O +132 O +) O +who O +provided O +NEO O +- O +PI O +- O +R O +self O +- O +ratings O +on O +2 O +occasions O +separated O +by O +a O +7 O +- O +to O +14 O +- O +day O +interval O +and O +an O +informant O +group O +( O +n O += O +109 O +) O +who O +provided O +ratings O +of O +well O +- O +known O +friends O +or O +relatives O +on O +2 O +occasions O +separated O +by O +a O +6 O +month O +interval O +. O + +Northern O +blot O +analysis O +of O +RNAs O +from O +a O +number O +of O +mouse O +tissues O +reveals O +that O +Atp6i B-GENE +is O +expressed O +predominantly O +in O +osteoclasts O +, O +and O +this O +predominant O +expression O +was O +confirmed O +by O +reverse O +- O +transcription O +polymerase O +chain O +reaction O +( O +RT O +- O +PCR O +) O +assay O +and O +immunohistochemical O +analysis O +. O + +Indeed O +, O +mutation O +of O +two O +of O +these O +motifs O +, O +known O +to O +be O +important O +to O +regulation O +of O +sid1 B-GENE +, O +altered O +the O +differential O +regulation O +of O +sid2 B-GENE +by O +iron O +. O + +The O +described O +results O +show O +that O +DTD O +is O +fast O +, O +simple O +, O +and O +easy O +to O +automate O +; O +requires O +only O +a O +small O +amount O +of O +sample O +( O +approximately O +50 O +mg O +) O +; O +and O +affords O +quantitative O +information O +about O +the O +main O +groups O +of O +compounds O +present O +in O +cheeses O +. O + +Guidelines O +for O +performing O +a O +routine O +spiral O +assay O +are O +presented O +, O +and O +alternative O +test O +methods O +intended O +to O +overcome O +a O +variety O +of O +technical O +difficulties O +( O +such O +as O +restricted O +sample O +availability O +, O +sample O +viscosity O +or O +volatility O +, O +etc O +. O +) O +are O +recommended O +. O + +In O +conclusion O +, O +obesity O +, O +alcohol O +intake O +, O +and O +multimetabolic O +disorders O +were O +determined O +to O +be O +independent O +predictors O +for O +the O +development O +of O +hyperuricemia O +. O + +Autoregulation O +enables O +different O +pathways O +to O +control O +CCAAT B-GENE +/ I-GENE +enhancer I-GENE +binding I-GENE +protein I-GENE +beta I-GENE +( O +C B-GENE +/ I-GENE +EBP I-GENE +beta I-GENE +) O +transcription O +. O + +As O +a O +reflection O +of O +uncertainties O +in O +the O +estimates O +for O +individual O +sources O +, O +the O +90th O +percentiles O +of O +PCDD O +/ O +F O +releases O +for O +1999 O +ranged O +up O +to O +4 O +. O +1 O +g O +I O +- O +TEQ O +/ O +y O +. O + +Gabapentin O +for O +opiod O +- O +related O +myoclonus O +in O +cancer O +patients O +. O + +CONCLUSIONS O +: O +Our O +meta O +- O +analysis O +of O +randomized O +controlled O +trials O +of O +HRT O +noted O +a O +statistically O +significant O +reduction O +in O +nonvertebral O +fractures O +. O + +Newcastle B-GENE +disease I-GENE +antibody I-GENE +titre O +is O +dependent O +on O +serum O +calcium O +concentration O +. O + +A O +total O +of O +25 O +patients O +with O +malignant O +brain O +tumours O +were O +investigated O +. O + +Net O +lift O +and O +combined O +drag O +from O +all O +8 O +bearings O +of O +the O +4 O +- O +bladed O +impeller O +are O +compared O +with O +predictions O +based O +on O +2 O +- O +D O +theory O +. O + +Our O +results O +indicate O +that O +Gab1 B-GENE +is O +involved O +in O +the O +control O +of O +egr B-GENE +- I-GENE +1 I-GENE +expression O +regulated O +by O +insulin B-GENE +. O + +The O +co O +- O +existence O +of O +TE B-GENE +domains I-GENE +within O +modular O +PKSs B-GENE +along O +with O +physically O +separated O +, O +monofunctional O +TEs B-GENE +( O +TE B-GENE +IIs I-GENE +) O +has O +been O +reported O +for O +a O +number O +of O +modular O +polyketide O +and O +non B-GENE +- I-GENE +ribosomal I-GENE +peptide I-GENE +synthases I-GENE +( O +NRPS B-GENE +) O +. O + +To O +gain O +an O +understanding O +of O +the O +mGSTM2 B-GENE +regulation O +, O +we O +have O +also O +cloned O +and O +analyzed O +its O +promoter O +region O +. O + +10 O +. O +0 O ++ O +/ O +- O +2 O +. O +0 O +pmol O +/ O +24 O +h O +, O +P O +< O +0 O +. O +01 O +) O +and O +remained O +elevated O +. O + +SELECTION O +CRITERIA O +: O +All O +randomised O +controlled O +trials O +comparing O +IUSs O +with O +other O +forms O +of O +reversible O +contraceptives O +and O +reporting O +on O +pre O +- O +determined O +outcomes O +in O +women O +of O +reproductive O +years O +. O + +OBJECTIVES O +: O +The O +objective O +of O +this O +review O +was O +to O +compare O +the O +effectiveness O +, O +safety O +and O +acceptability O +of O +the O +diaphragm O +with O +and O +without O +spermicide O +. O + +To O +test O +the O +hypothesis O +that O +these O +elements O +are O +required O +for O +promoter O +activity O +, O +we O +compared O +the O +reporter O +expression O +activity O +of O +segments O +containing O +mutations O +of O +these O +elements O +with O +activity O +of O +the O +parent B-GENE +Hlx I-GENE +promoter I-GENE +sequence I-GENE +. O + +In O +all O +of O +these O +cases O +, O +expression O +of O +the O +implicated O +genes O +was O +absent O +. O + +CONCLUSIONS O +: O +Ketamine O +- O +induced O +dissociative O +anesthesia O +produces O +persistently O +elevated O +BIS O +index O +which O +is O +different O +from O +thiamylal O +and O +those O +reported O +with O +other O +conventional O +anesthetic O +agents O +. O + +Our O +results O +are O +reassuring O +and O +we O +therefore O +advise O +that O +in O +patients O +undergoing O +free O +jejunum O +flap O +reconstruction O +of O +the O +hypopharyngo O +- O +esophageal O +tract O +voice O +restoration O +should O +be O +attempted O +by O +placing O +a O +voice O +prosthesis O +through O +a O +secondary O +tracheo O +- O +esophageal O +puncture O +and O +providing O +intensive O +speech O +training O +. O + +Hypercalcemia O +associated O +with O +elevated O +serum B-GENE +PTH I-GENE +concentration O +indicating O +primary O +hyperparathyroidism O +was O +found O +in O +7 O +BC O +patients O +( O +7 O +% O +) O +and O +in O +none O +of O +healthy O +women O +or O +patients O +with O +thyroid O +cancer O +. O + +Positive O +and O +significant O +correlations O +were O +found O +between O +the O +weeks O +of O +pregnancy O +and O +Se O +levels O +in O +kidney O +( O +r O += O +0 O +. O +433 O +, O +P O += O +0 O +. O +023 O +) O +and O +heart O +( O +r O += O +0 O +. O +313 O +, O +P O += O +0 O +. O +030 O +) O +. O + +This O +study O +suggests O +that O +PSP O +is O +more O +common O +than O +previously O +considered O +, O +is O +commonly O +misdiagnosed O +and O +that O +the O +majority O +of O +cases O +are O +not O +initially O +referred O +to O +neurologists O +. O + +In O +Saccharomyces O +cerevisiae O +, O +entry O +into O +mitosis O +requires O +activation O +of O +the O +cyclin B-GENE +- I-GENE +dependent I-GENE +kinase I-GENE +Cdc28 B-GENE +in O +its O +cyclin B-GENE +B I-GENE +( O +Clb B-GENE +) O +- O +associated O +form O +. O + +We O +investigated O +the O +production O +of O +hyaluronan O +( O +HA O +) O +and O +its O +effect O +on O +cell O +motility O +in O +cells O +expressing O +the O +v B-GENE +- I-GENE +src I-GENE +mutants I-GENE +. O + +Our O +results O +indicate O +that O +D O +( O +4 O +) O +and O +D O +( O +2L O +) O +receptors O +activate O +the O +ERK B-GENE +kinase I-GENE +cascade O +by O +first O +mobilizing O +signaling O +by O +the O +PDGF B-GENE +receptor I-GENE +, O +followed O +by O +the O +subsequent O +activation O +of O +ERK1 B-GENE +/ I-GENE +2 I-GENE +by O +pathways O +associated O +with O +this O +receptor B-GENE +tyrosine I-GENE +kinase I-GENE +. O + +Karger O +AG O +, O +Basel O + +NIRS O +was O +used O +for O +the O +quantitative O +measurement O +of O +muscle O +O O +( O +2 O +) O +consumption O +( O +mV O +. O +O O +( O +2 O +) O +) O +and O +forearm O +blood O +flow O +( O +FBF O +) O +in O +78 O +healthy O +subjects O +. O + +No O +dominant O +clinical O +factor O +of O +risk O +was O +found O +, O +but O +multiple O +regression O +analysis O +identified O +age O +, O +body O +surface O +area O +, O +valve O +size O +, O +shop O +order O +fracture O +rate O +, O +and O +manufacturing O +period O +as O +risk O +factors O +for O +OSF O +. O + +In O +this O +report O +this O +technique O +was O +applied O +to O +human O +breast O +carcinoma O +MDA O +- O +MB231 O +cells O +overexpressing O +human B-GENE +MPG I-GENE +in O +order O +to O +assess O +whether O +up O +- O +regulation O +of O +the O +initial O +step O +in O +BER O +alters O +the O +activity O +of O +selected O +other O +BER O +( O +hOGG1 B-GENE +and O +APE B-GENE +/ O +ref B-GENE +- I-GENE +1 I-GENE +) O +or O +direct O +reversal O +( O +MGMT B-GENE +) O +repair O +activities O +. O + +The O +selective O +alteration O +of O +the O +genome O +using O +Cre B-GENE +recombinase I-GENE +to O +target O +the O +rearrangement O +of O +genes O +flanked O +by O +LOX B-GENE +recognition I-GENE +sequences I-GENE +has O +required O +the O +use O +of O +two O +separate O +genetic O +constructs O +in O +trans O +, O +one O +containing O +cre O +and O +the O +other O +containing O +the O +gene O +of O +interest O +flanked O +by O +LOX B-GENE +sites I-GENE +. O + +Influence O +of O +compression O +therapy O +on O +symptoms O +following O +soft O +tissue O +injury O +from O +maximal O +eccentric O +exercise O +. O + +Keratoconjunctivitis O +sicca O +appears O +to O +be O +a O +common O +ocular O +complication O +and O +all O +children O +with O +JRA O +should O +be O +screened O +for O +it O +with O +a O +comprehensive O +battery O +of O +tests O +. O + +STAT5A B-GENE +mutations O +in O +the O +Src B-GENE +homology I-GENE +2 I-GENE +( O +SH2 B-GENE +) O +and O +SH3 B-GENE +domains I-GENE +did O +not O +alter O +the O +BTK B-GENE +- O +mediated O +tyrosine O +phosphorylation O +. O + +In O +conclusion O +, O +primary O +chemotherapy O +based O +on O +high O +dose O +MTX O +and O +ara O +- O +C O +is O +highly O +efficient O +in O +PCNSL O +. O + +Reovirus O +mRNAs O +are O +efficiently O +translated O +within O +host O +cells O +despite O +the O +absence O +of O +3 O +' O +polyadenylated O +tails O +. O + +Analyses O +revealed O +that O +scale O +matters O +above O +and O +beyond O +the O +effect O +of O +quadrat O +area O +. O + +Myasthenia O +gravis O +is O +an O +autoimmune O +disease O +resulting O +from O +the O +production O +of O +antibodies O +against O +the O +ACh B-GENE +receptors I-GENE +of O +the O +neuromuscular O +synapse O +. O + +Copyright O +2001 O +Academic O +Press O +. O + +Using O +the O +postural O +and O +force O +data O +as O +input O +to O +a O +3 O +- O +D O +biomechanical O +model O +, O +the O +lumbosacral O +spinal O +compression O +was O +calculated O +. O + +Angina O +( O +Q O +) O +persistence O +showed O +marked O +associations O +with O +previous O +myocardial O +infarction O +, O +diagnosed O +angina O +, O +electrocardiogram O +ischemia O +, O +and O +subsequent O +major O +ischemic O +heart O +disease O +events O +from O +Q5 O +onward O +. O + +In O +the O +past O +decade O +, O +there O +have O +been O +enormous O +advances O +in O +the O +use O +of O +Bayesian O +methodology O +for O +analysis O +of O +epidemiologic O +data O +, O +and O +there O +are O +now O +many O +practical O +advantages O +to O +the O +Bayesian O +approach O +. O + +To O +assess O +more O +specific O +PKA B-GENE +- O +dependent O +mediation O +of O +LH B-GENE +' I-GENE +s I-GENE +contribution O +to O +combined O +hormonal O +drive O +, O +the O +LDL B-GENE +receptor I-GENE +( I-GENE +- I-GENE +1076 I-GENE +to I-GENE ++ I-GENE +11 I-GENE +bp I-GENE +) I-GENE +reporter I-GENE +plasmid O +was O +cotransfected O +with O +a O +full B-GENE +- I-GENE +sequence I-GENE +rabbit I-GENE +muscle I-GENE +protein I-GENE +kinase I-GENE +inhibitor I-GENE +( O +PKI B-GENE +) O +minigene O +driven O +constitutively O +by O +a O +Rous B-GENE +sarcoma I-GENE +virus I-GENE +promoter I-GENE +. O + +To O +investigate O +the O +convergent O +role O +of O +the O +insulin B-GENE +/ O +IGF B-GENE +- I-GENE +I I-GENE +effector O +pathway O +mediating O +bihormonal O +stimulation O +of O +LDL B-GENE +receptor I-GENE +promoter I-GENE +expression O +, O +transfected O +granulosa O +- O +luteal O +cells O +were O +pretreated O +for O +30 O +min O +with O +two O +specific O +inhibitors O +of O +phophatidylinositol B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +, O +wortmannin O +( O +100 O +nM O +) O +and O +LY O +294002 O +( O +10 O +microM O +) O +, O +or O +of O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +kinase I-GENE +, O +PD O +98059 O +( O +50 O +microM O +) O +, O +U0126 O +( O +10 O +microM O +) O +, O +or O +the O +latter O +' O +s O +inactive O +derivative O +, O +U0124 O +( O +10 O +microM O +) O +. O + +Concerted O +transcriptional O +activation O +of O +the O +low B-GENE +density I-GENE +lipoprotein I-GENE +receptor I-GENE +gene I-GENE +by O +insulin B-GENE +and O +luteinizing B-GENE +hormone I-GENE +in O +cultured O +porcine O +granulosa O +- O +luteal O +cells O +: O +possible O +convergence O +of O +protein B-GENE +kinase I-GENE +a I-GENE +, O +phosphatidylinositol B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +, O +and O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +signaling O +pathways O +. O + +These O +studies O +demonstrate O +that O +site O +- O +specific O +recognition O +of O +the O +bxd B-GENE +PRE I-GENE +by O +d O +( O +GA O +) O +( O +n O +) O +repeat O +binding O +activities O +mediates O +PcG B-GENE +- O +dependent O +silencing O +. O + +Our O +findings O +further O +our O +understanding O +of O +how O +ZBP B-GENE +- I-GENE +89 I-GENE +modulates O +cell O +proliferation O +and O +reveals O +a O +novel O +mechanism O +by O +which O +the O +p53 B-GENE +protein I-GENE +is O +stabilized O +. O + +A O +computerized O +method O +of O +determining O +the O +focal O +point O +of O +electrical O +activity O +in O +the O +pallidum O +of O +parkinsonian O +patients O +was O +developed O +using O +on O +- O +line O +quantitative O +physiological O +data O +analysis O +. O + +Isolated O +Systolic O +Hypertension O +: O +An O +Update O +. O + +The O +N O +- O +terminal O +portion O +of O +Notch B-GENE +( I-GENE +IC I-GENE +) I-GENE +inhibited O +p50 B-GENE +DNA O +binding O +and O +interacted O +specifically O +with O +p50 B-GENE +subunit I-GENE +, O +not O +p65 B-GENE +of O +NF B-GENE +- I-GENE +kappaB I-GENE +. O + +Conformational O +changes O +of O +the O +ferric B-GENE +uptake I-GENE +regulation I-GENE +protein I-GENE +upon O +metal O +activation O +and O +DNA O +binding O +; O +first O +evidence O +of O +structural O +homologies O +with O +the O +diphtheria B-GENE +toxin I-GENE +repressor I-GENE +. O + +As O +a O +complement O +to O +genome O +- O +wide O +mapping O +and O +sequencing O +efforts O +, O +it O +is O +often O +important O +to O +generate O +detailed O +maps O +and O +sequence O +data O +for O +specific O +regions O +of O +interest O +. O + +Granulocyte B-GENE +colony I-GENE +- I-GENE +stimulating I-GENE +factor I-GENE +( O +G B-GENE +- I-GENE +CSF I-GENE +) O +administration O +in O +vivo O +has O +been O +shown O +to O +improve O +the O +defence O +mechanisms O +against O +infection O +by O +different O +microbes O +. O + +Among O +individuals O +, O +however O +, O +changes O +were O +strongly O +correlated O +with O +ACR O +levels O +at O +baseline O +. O + +Thus O +, O +the O +screen O +for O +toxic O +p53 B-GENE +mutants I-GENE +in O +yeast O +can O +identify O +novel O +p53 B-GENE +variants O +that O +may O +be O +useful O +in O +dissecting O +p53 B-GENE +regulated O +cellular O +responses O +and O +in O +developing O +p53 B-GENE +- O +based O +cancer O +therapies O +. O + +This O +is O +necessary O +if O +psychiatric O +diagnoses O +are O +ultimately O +going O +to O +be O +refined O +and O +validated O +against O +biological O +criteria O +. O + +Since O +the O +latter O +is O +very O +small O +for O +physiological O +flows O +, O +the O +result O +is O +that O +alpha O +< O +1 O +even O +at O +relatively O +high O +values O +of O +the O +Reynolds O +number O +( O +i O +. O +e O +. O +, O +for O +non O +- O +negligible O +inertia O +) O +and O +we O +validate O +our O +perturbation O +theory O +results O +by O +comparison O +with O +a O +numerical O +integration O +of O +the O +full O +model O +. O + +Cells O +lacking O +p116 B-GENE +exhibit O +a O +striking O +defect O +in O +the O +formation O +of O +these O +macropinocytic O +structures O +, O +a O +concomitant O +reduction O +in O +the O +rate O +of O +fluid O +phase O +pinocytosis O +, O +a O +significant O +decrease O +in O +the O +efficiency O +of O +chemotactic O +aggregation O +, O +and O +a O +decrease O +in O +cellular O +F B-GENE +- I-GENE +actin I-GENE +content O +. O + +The O +validity O +of O +the O +FPS O +- O +R O +was O +further O +supported O +by O +strong O +positive O +correlations O +with O +the O +VAS O +( O +r O += O +0 O +. O +92 O +, O +N O += O +45 O +) O +and O +the O +CAS O +( O +r O += O +0 O +. O +84 O +, O +N O += O +45 O +) O +in O +this O +clinical O +sample O +. O + +The O +susceptibility O +of O +Aspergillus O +fumigatus O +to O +mulundocandin O +, O +an O +echinocandin O +- O +like O +compound O +, O +and O +other O +antifungal O +agents O +was O +assessed O +by O +the O +National O +Committee O +for O +Clinical O +Laboratory O +Standards O +( O +NCCLS O +) O +M38 O +- O +P O +method O +, O +a O +2 O +, O +3 O +- O +bis O +( O +2 O +- O +methoxy O +- O +4 O +- O +nitro O +- O +5 O +- O +sulfophenyl O +) O +- O +5 O +- O +[ O +( O +phenyl O +- O +amino O +) O +carbonyl O +] O +- O +2H O +- O +tetrazolium O +hydroxide O +( O +XTT O +) O +- O +based O +colorimetric O +assay O +, O +and O +determination O +of O +morphologic O +alterations O +by O +microscopy O +. O + +DESIGN O +: O +A O +retrospective O +chart O +review O +of O +9 O +, O +322 O +patients O +undergoing O +surgical O +procedures O +in O +the O +period O +January O +1993 O +to O +December O +1998 O +. O + +Pulmonary O +vein O +varix O +in O +association O +with O +bilateral O +pulmonary O +vein O +stenosis O +. O + +Biochemical O +experiments O +have O +shown O +that O +CopG B-GENE +co O +- O +operatively O +associates O +to O +its O +target O +DNA O +at O +low O +protein O +: O +DNA O +ratios O +, O +completely O +protecting O +four O +helical O +turns O +on O +the O +same O +face O +of O +the O +double O +helix O +in O +both O +directions O +from O +the O +inverted O +repeat O +that O +constitutes O +the O +CopG B-GENE +primary O +target O +. O + +We O +demonstrated O +that O +, O +under O +serum O +- O +starved O +conditions O +, O +KMS O +- O +11 O +and O +OPM O +- O +2 O +cells O +express O +appreciable O +levels O +of O +phosphorylated O +FGFR3 B-GENE +mutants I-GENE +indicating O +a O +constitutive O +activation O +of O +the O +Y373C B-GENE +and I-GENE +K650E I-GENE +receptors I-GENE +; O +the O +addition O +of O +the O +aFGF B-GENE +ligand I-GENE +further O +increased O +the O +level O +of O +receptor O +phosphorylation O +. O + +[ O +figure O +: O +see O +text O +] O +The O +Stille O +coupling O +reaction O +has O +been O +performed O +in O +1 O +- O +butyl O +- O +3 O +- O +methylimidazolium O +tetrafluoroborate O +( O +BMIM O +BF4 O +) O +, O +a O +room O +- O +temperature O +ionic O +liquid O +( O +RTIL O +) O +. O + +Special O +issues O +devoted O +to O +the O +biosynthesis O +of O +woody O +plant O +biopolymers O +and O +related O +substances O +. O + +Interactions O +between O +the O +checkpoint O +abrogator O +UCN O +- O +01 O +and O +several O +pharmacological O +inhibitors O +of O +the O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +( I-GENE +MAPK I-GENE +) I-GENE +kinase I-GENE +( O +MEK B-GENE +) O +/ O +MAPK B-GENE +pathway O +have O +been O +examined O +in O +a O +variety O +of O +human O +leukemia O +cell O +lines O +. O + +Low O +affinity O +binding O +of O +Rab6A B-GENE +- I-GENE +GTP I-GENE +was O +also O +observed O +( O +K O +( O +d O +) O += O +16 O +microm O +) O +, O +whereas O +Rab1B B-GENE +, I-GENE +- I-GENE +5 I-GENE +, I-GENE +- I-GENE +7 I-GENE +, I-GENE +- I-GENE +8 I-GENE +, I-GENE +or I-GENE +- I-GENE +11A I-GENE +did O +not O +bind O +. O + +The O +students O +who O +had O +abnormal O +urine O +screening O +results O +at O +the O +first O +time O +received O +a O +second O +urine O +analysis O +10 O +to O +15 O +days O +later O +to O +confirm O +the O +abnormal O +urine O +analysis O +. O + +Regulation O +of O +laminin B-GENE +beta2 I-GENE +chain I-GENE +gene I-GENE +expression O +in O +human O +cancer O +cell O +lines O +. O + +Northern O +and O +Western O +blot O +analyses O +demonstrated O +that O +Graf2 B-GENE +is O +expressed O +in O +several O +tissues O +, O +with O +the O +highest O +expression O +in O +skeletal O +muscle O +. O + +However O +, O +when O +directed O +to O +the O +nucleosome O +by O +fusion O +to O +core B-GENE +histone I-GENE +H2A I-GENE +or O +H2B B-GENE +, O +the O +non O +- O +histone B-GENE +tail O +forms O +an O +MCB O +that O +appears O +identical O +to O +that O +of O +the O +endogenous O +protein O +. O + +These O +data O +suggest O +that O +proper O +direct O +binding O +of O +Nhp2p B-GENE +to O +H B-GENE +/ I-GENE +ACA I-GENE +snoRNAs I-GENE +is O +required O +for O +the O +assembly O +of O +H B-GENE +/ I-GENE +ACA I-GENE +snoRNPs I-GENE +and O +hence O +for O +the O +stability O +of O +some O +of O +their O +components O +. O + +Telomerase B-GENE +is O +a O +ribonucleoprotein O +complex O +that O +synthesizes O +telomeric O +DNA O +onto O +chromosomes O +using O +its O +RNA O +component O +as O +template O +. O + +SIT B-GENE +( O +SHP2 B-GENE +- I-GENE +interacting I-GENE +transmembrane I-GENE +adaptor I-GENE +protein I-GENE +) O +is O +a O +recently O +identified O +transmembrane O +adaptor O +protein O +, O +which O +is O +expressed O +in O +lymphocytes O +. O + +Ileal O +digestibilities O +of O +DM O +, O +OM O +, O +CP O +, O +total O +dietary O +fiber O +( O +TDF O +) O +, O +fat O +and O +gross O +energy O +( O +GE O +) O +were O +lower O +( O +P O +< O +0 O +. O +05 O +) O +for O +dogs O +fed O +diets O +containing O +supplemental O +fiber O +compared O +with O +dogs O +fed O +the O +control O +diet O +. O + +Together O +these O +data O +imply O +that O +the O +HFV B-GENE +R I-GENE +region I-GENE +acts O +in O +the O +nucleus O +to O +modify O +the O +cytoplasmic O +fate O +of O +target O +HFV O +mRNA O +. O + +These O +TxRE B-GENE +contain O +cyclic O +AMP O +- O +responsive O +elements O +( O +CRE O +) O +, O +but O +, O +remarkably O +, O +the O +" O +TGACGTCA O +" O +consensus O +is O +never O +strictly O +conserved O +in O +any O +viral O +strain O +( O +e O +. O +g O +. O +, O +AGACGTCA O +, O +TGACGGCA O +, O +TGACCTCA O +) O +. O + +And O +, O +most O +importantly O +, O +reconstitution O +of O +a O +consensus O +CRE O +, O +within O +the O +21 O +- O +bp O +enhancers O +increases O +binding O +of O +CREB B-GENE +/ O +ATF B-GENE +proteins O +but O +abrogates O +basal O +repression O +of O +LTR O +- O +directed O +transcription O +in O +vitro O +. O + +Site O +- O +directed O +mutagenesis O +of O +CAR B-GENE +revealed O +that O +CAR B-GENE +residues O +Leu73 O +and O +Lys121 O +and O +/ O +or O +Lys123 O +are O +critical O +contact O +residues O +, O +with O +Tyr80 O +and O +Tyr83 O +being O +peripherally O +involved O +in O +the O +binding O +interaction O +with O +the O +Ad5 B-GENE +, I-GENE +Ad9 I-GENE +, I-GENE +Ad12 I-GENE +, I-GENE +and I-GENE +Ad41L I-GENE +fiber I-GENE +knobs I-GENE +. O + +This O +subfamily O +of O +genes O +all O +have O +a O +single O +ATP O +- O +binding O +domain O +at O +the O +N O +- O +terminus O +and O +a O +single O +C O +- O +terminal O +set O +of O +transmembrane O +segments O +. O + +The O +promoter O +activity O +of O +the O +proximal O +region O +was O +found O +to O +be O +restricted O +to O +a O +subset O +of O +prestalk O +cells O +. O + +Substitution O +of O +serine O +residues O +at O +the O +C O +- O +terminus O +indicated O +that O +loss O +of O +phosphorylation O +sites O +did O +not O +appear O +to O +have O +any O +effect O +on O +transcription O +and O +replication O +. O + +Thus O +, O +replication O +fork O +movement O +near O +HML B-GENE +pauses O +at O +a O +silent O +origin O +which O +is O +competent O +for O +replication O +initiation O +but O +kept O +silent O +through O +Orc2p B-GENE +, O +a O +component O +of O +the O +replication O +initiator O +. O + +These O +findings O +suggest O +that O +the O +adapter O +Gab1 B-GENE +may O +redirect O +c B-GENE +- I-GENE +Met I-GENE +signaling O +through O +PI3K B-GENE +away O +from O +a O +c B-GENE +- I-GENE +Akt I-GENE +/ O +Pak1 B-GENE +cell O +survival O +pathway O +. O + +We O +have O +cloned O +a O +novel O +mouse O +protein O +, O +TAF B-GENE +( I-GENE +II I-GENE +) I-GENE +140 I-GENE +, O +containing O +an O +HFD B-GENE +and O +a O +plant B-GENE +homeodomain I-GENE +( O +PHD B-GENE +) O +finger O +, O +which O +we O +demonstrated O +by O +immunoprecipitation O +to O +be O +a O +mammalian B-GENE +TFIID I-GENE +component I-GENE +. O + +The O +other O +inhibitor O +was O +a O +single O +TAR B-GENE +decoy O +, O +driven O +by O +the O +U6 B-GENE +small I-GENE +nuclear I-GENE +RNA I-GENE +promoter I-GENE +( O +U6 B-GENE +- I-GENE +P I-GENE +) O +. O + +In O +contrast O +to O +MPc3 B-GENE +, O +data O +indicate O +that O +the O +Pc B-GENE +protein I-GENE +M33 B-GENE +does O +not O +interact O +with O +AF9 B-GENE +. O + +Long O +- O +term O +results O +with O +MACOP O +- O +B O +and O +radiation O +therapy O +for O +aggressive O +lymphomas O +] O +BACKGROUND O +: O +Long O +- O +term O +results O +are O +needed O +to O +evaluate O +chemotherapy O +regimens O +and O +prognostic O +factors O +in O +non O +- O +Hodgkin O +' O +s O +lymphomas O +( O +NHL O +) O +. O + +At O +20 O +days O +( O +D O +) O +and O +at O +3 O +months O +post O +- O +TBI O +, O +irradiated O +rats O +had O +a O +significantly O +lower O +percentage O +of O +avoidance O +than O +controls O +but O +no O +statistical O +difference O +was O +found O +at O +5 O +months O +post O +- O +TBI O +. O +b O +/ O +Two O +- O +way O +avoidance O +test O +: O +this O +test O +was O +performed O +only O +after O +TBI O +. O + +At O +the O +end O +of O +each O +day O +of O +migration O +the O +pulmonary O +hemolymph O +PO2 O +decreased O +by O +1 O +- O +2 O +. O +5 O +kPa O +, O +but O +the O +hemocyanin O +remained O +saturated O +with O +O2 O +and O +the O +venous O +reserve O +was O +largely O +unchanged O +( O +O2 O +> O +0 O +. O +4 O +mmol O +x O +l O +( O +- O +1 O +) O +) O +. O + +DESIGN O +: O +Prospective O +cohort O +study O +with O +a O +20 O +y O +follow O +- O +up O +period O +, O +the O +First O +National O +Health O +and O +Examination O +Survey O +( O +NHANES O +1 O +) O +Epidemiologic O +Follow O +- O +up O +Study O +( O +NHEFS O +) O +. O + +Mean O +Hg O +concentrations O +in O +the O +livers O +of O +mice O +at O +some O +sites O +in O +Isle O +Royale O +are O +not O +significantly O +lower O +( O +P O += O +0 O +. O +62 O +) O +than O +Hg O +concentrations O +considered O +by O +some O +government O +agencies O +to O +be O +unhealthy O +for O +human O +consumption O +. O + +There O +are O +many O +different O +proposals O +for O +the O +statistical O +analysis O +of O +data O +to O +determine O +early O +onset O +of O +action O +. O + +The O +assay O +herein O +described O +allows O +the O +comparison O +of O +relative O +FGFR B-GENE +expression O +levels O +, O +both O +within O +a O +single O +RNA O +pool O +and O +among O +multiple O +RNA O +pool O +samples O +. O + +The O +amount O +of O +drained O +effusion O +was O +measured O +, O +and O +fluid O +was O +sent O +for O +diagnostic O +assessment O +. O + +The O +system O +, O +designed O +to O +exploit O +the O +relatively O +constant O +small O +intestine O +transit O +time O +, O +consists O +of O +a O +drug O +- O +containing O +core O +coated O +with O +a O +polymeric O +matrix O +formed O +by O +a O +channeling O +agent O +( O +NaCl O +, O +mannitol O +, O +and O +Emdex O +) O +and O +an O +inert O +polymer O +( O +Eudragit O +RS100 O +) O +. O + +STUDY O +OBJECTIVE O +: O +This O +study O +assessed O +several O +methodological O +aspects O +related O +to O +the O +quality O +of O +published O +controlled O +clinical O +trials O +( O +CCTs O +) O +in O +relation O +to O +the O +participation O +of O +an O +epidemiologist O +/ O +biostatistician O +( O +E O +/ O +B O +) O +. O + +The O +median O +preoperative O +best O +- O +corrected O +visual O +acuity O +of O +0 O +. O +08 O +( O +range O +hand O +motions O +/ O +0 O +. O +003 O +to O +0 O +. O +4 O +) O +, O +improved O +by O +5 O +lines O +to O +a O +median O +final O +postoperative O +best O +- O +corrected O +visual O +acuity O +of O +0 O +. O +25 O +( O +range O +0 O +. O +025 O +- O +0 O +. O +5 O +) O +( O +P O += O +0 O +. O +001 O +) O +. O + +A O +rare O +case O +of O +primary O +group O +A O +streptococcal O +peritonitis O +. O + +Gimpl O +, O +F O +. O + +BACKGROUND O +/ O +AIMS O +: O +Hepatitis O +C O +and O +nonalcoholic O +fatty O +liver O +disease O +( O +NAFL O +) O +are O +the O +two O +most O +common O +forms O +of O +liver O +disease O +in O +the O +United O +States O +. O + +Statistical O +Analysis O +included O +ANOVA O +, O +the O +Pearson O +Product O +Moment O +Correlation O +Coefficient O +, O +Principal O +Components O +Analysis O +and O +Discriminant O +Function O +Analysis O +and O +the O +calculation O +of O +Cronbach O +' O +s O +alpha O +( O +alpha O +) O +RESULTS O +: O +Both O +Sensitivity O +and O +specificity O +exceed O +90 O +. O +00 O +at O +23 O +/ O +24 O +, O +Chronbach O +' O +s O +alpha O +for O +the O +total O +scale O +was O +equal O +to O +0 O +. O +95 O +. O + +The O +titer O +of O +TSH B-GENE +binding I-GENE +inhibitor I-GENE +immunoglobulin I-GENE +( O +TBII B-GENE +) O +, O +which O +had O +been O +8 O +. O +6 O +% O +at O +initial O +presentation O +, O +rose O +to O +14 O +. O +9 O +% O +in O +2 O +weeks O +. O + +Here O +we O +show O +that O +independent O +of O +uncertainties O +in O +the O +models O +, O +terrestrial O +planets O +with O +dense O +atmosphere O +like O +Venus O +can O +evolve O +into O +one O +of O +only O +four O +possible O +rotation O +states O +. O + +Enantiomer O +separation O +of O +venlafaxine O +and O +O O +- O +desmethylvenlafaxine O +in O +human O +plasma O +. O + +TE O +- O +671 O +cells O +that O +were O +transfected O +with O +cAMP O +response O +element O +mutant O +constructs O +demonstrated O +a O +diminished O +basal O +activity O +of O +the O +GnRH B-GENE +- I-GENE +II I-GENE +promoter I-GENE +. O + +They O +consist O +of O +at O +least O +two O +separable O +components O +, O +one O +heat O +stable O +and O +the O +other O +heat O +labile O +. O + +Altogether O +, O +we O +confirm O +that O +all O +genes O +of O +the O +Rad52 B-GENE +recombinational O +repair O +pathway O +are O +required O +for O +the O +survival O +of O +rad27 B-GENE +Delta I-GENE +strains O +at O +both O +permissive O +( O +23 O +degrees O +C O +) O +and O +semipermissive O +( O +30 O +degrees O +C O +) O +temperatures O +for O +growth O +. O + +In O +the O +last O +case O +, O +both O +hydroxychloroquine O +, O +carbamazepine O +and O +fluvoxamine O +had O +a O +common O +imputability O +which O +was O +plausible O +. O + +We O +investigate O +the O +reaction O +kinetics O +of O +small O +spherical O +particles O +with O +inertia O +, O +obeying O +coalescence O +type O +of O +reaction O +, O +B O ++ O +B O +- O +- O +> O +B O +, O +and O +being O +advected O +by O +hydrodynamical O +flows O +with O +time O +- O +periodic O +forcing O +. O + +The O +role O +of O +the O +Vp1 B-GENE +DBD I-GENE +during O +infection O +was O +investigated O +by O +taking O +advantage O +of O +NLS O +phenotypic O +complementation O +( O +N O +. O + +2 O +were O +nonviable O +, O +and O +the O +mutant B-GENE +Vp1s I-GENE +unexpectedly O +failed O +to O +localize O +to O +the O +nucleus O +though O +Vp2 B-GENE +and O +Vp3 B-GENE +did O +, O +suggesting O +that O +the O +mutated B-GENE +NLS1 I-GENE +acted O +as O +a O +dominant O +signal O +for O +the O +cytoplasmic O +localization O +of O +Vp1 B-GENE +. O + +Fasting O +gastrin B-GENE +levels O +( O +normal O +range O +: O +25 O +- O +110 O +mU O +/ O +L O +) O +varied O +from O +48 O +. O +78 O +mU O +/ O +L O +- O +168 O +. O +20 O +( O +mean O +: O +85 O +. O +23 O +mU O +/ O +L O +) O +. O + +Here O +, O +we O +show O +that O +the O +phorbol O +ester O +PMA O +decreases O +both O +basal O +and O +dexamethasone O +/ O +cAMP O +- O +induced O +expression O +of O +a O +luciferase B-GENE +gene I-GENE +under O +the O +control O +of O +the O +G6Pase B-GENE +promoter I-GENE +in O +transiently O +transfected O +H4IIE O +hepatoma O +cells O +. O + +Through O +deletion O +mutagenesis O +, O +we O +identify O +amino O +acids O +2003 O +to O +2212 O +of O +CBP B-GENE +, O +which O +we O +call O +carboxy O +- O +terminal O +region O +2 O +( O +CR2 O +) O +, O +as O +the O +minimal O +region O +for O +Tax B-GENE +interaction O +. O + +Such O +knowledge O +could O +advance O +diagnosis O +and O +treatment O +of O +the O +patient O +and O +counseling O +of O +the O +affected O +family O +. O + +BACKGROUND O +: O +There O +is O +increasing O +interest O +on O +the O +part O +of O +investigators O +and O +the O +public O +at O +large O +in O +finding O +ways O +to O +study O +and O +improve O +treatments O +for O +the O +seriously O +mentally O +ill O +without O +exposing O +such O +individuals O +to O +unnecessary O +risks O +. O + +In O +the O +next O +week O +, O +the O +beta O +- O +adrenergic O +antagonist O +atenolol O +was O +added O +at O +an O +initial O +dose O +of O +25 O +mg O +/ O +day O +and O +titrated O +to O +50 O +mg O +/ O +day O +within O +1 O +week O +. O + +Lack O +of O +association O +between O +Kawasaki O +syndrome O +and O +infection O +with O +Rickettsia O +conorii O +, O +Rickettsia O +typhi O +, O +Coxiella O +burnetii O +or O +Ehrlichia O +phagocytophila O +group O +. O + +The O +presence O +of O +AS O +- O +oligo O +had O +no O +further O +effect O +on O +the O +FSH B-GENE +- O +mediated O +activation O +of O +the O +EB O +* O +- O +mTf B-GENE +- O +CAT B-GENE +construct O +but O +reduced O +cAMP O +- O +mediated O +activation O +. O + +This O +is O +a O +challenging O +task O +insofar O +as O +direct O +measures O +of O +ISF O +glucose O +are O +not O +readily O +available O +. O + +We O +report O +the O +results O +of O +a O +detailed O +policy O +analysis O +comparing O +2 O +CJD O +- O +related O +decisions O +: O +a O +1995 O +recall O +of O +blood O +from O +a O +donor O +with O +classic O +CJD O +and O +the O +1999 O +decision O +to O +defer O +donations O +from O +individuals O +with O +a O +6 O +- O +month O +travel O +history O +to O +the O +UK O +between O +1980 O +and O +1996 O +due O +to O +concerns O +related O +to O +variant O +CJD O +. O + +At O +visit O +5 O +, O +the O +isokinetic O +test O +showed O +impaired O +muscle O +function O +recovery O +from O +23 O +% O +to O +32 O +% O +, O +while O +the O +manual O +test O +showed O +almost O +full O +recovery O +. O + +We O +developed O +a O +system O +for O +domain O +shuffling O +to O +establish O +the O +function O +of O +C1 B-GENE +domains O +from O +human B-GENE +Raf I-GENE +kinase I-GENE +and O +rat B-GENE +PKC I-GENE +eta I-GENE +in O +yeast O +. O + +We O +interpret O +these O +data O +as O +further O +evidence O +that O +interaction O +with O +a O +small B-GENE +GTPase I-GENE +is O +the O +main O +regulatory O +function O +of O +the O +C1 B-GENE +domain O +in O +yeast O +. O + +Breast O +cancer O +risk O +assessment O +: O +Who O +holds O +the O +magic O +crystal O +ball O +? O + +Patients O +with O +type O +III O +SOD O +may O +have O +visceral O +hyperalgesia O +; O +a O +trial O +of O +antidepressants O +or O +a O +therapeutic O +trial O +with O +botulinum B-GENE +toxin I-GENE +injection O +into O +the O +ampulla O +should O +be O +considered O +prior O +to O +more O +invasive O +endoscopic O +therapy O +. O + +RESULTS O +: O +There O +is O +a O +considerable O +amount O +of O +variation O +between O +the O +results O +of O +TRA1 O +and O +TRA2 O +and O +between O +the O +results O +of O +both O +TRA O +' O +s O +and O +the O +door O +- O +to O +- O +door O +survey O +. O + +In O +addition O +, O +these O +patients O +show O +both O +quantitative O +and O +qualitative O +differences O +in O +their O +infectious O +microbiological O +spectrum O +, O +mainly O +in O +clean O +- O +contaminated O +, O +contaminated O +and O +dirty O +surgical O +procedures O +. O + +CONCLUSION O +: O +Extrusion O +cooking O +is O +effective O +for O +the O +inactivation O +of O +DON O +but O +is O +of O +limited O +value O +for O +AFB1 B-GENE +, O +even O +if O +metabisulphite O +is O +added O +. O + +The O +differences O +in O +the O +CPIgG B-GENE +, O +CRP B-GENE +, O +and O +fibrinogen B-GENE +levels O +in O +patients O +who O +were O +diagnosed O +with O +ACS O +versus O +those O +who O +were O +not O +( O +non O +- O +ACS O +) O +were O +evaluated O +. O + +NaeI B-GENE +, O +a O +novel O +DNA B-GENE +endonuclease I-GENE +, O +shows O +topoisomerase B-GENE +and O +recombinase B-GENE +activities O +when O +a O +Lys O +residue O +is O +substituted O +for O +Leu O +43 O +. O + +The O +decrements O +in O +cerebrovascular O +resistance O +induced O +by O +hexamethonium O +, O +in O +mm O +Hg O +ml O +( O +- O +1 O +) O +. O +min O +( O +- O +1 O +) O +, O +were O +: O +under O +control O +. O + +The O +desirability O +function O +is O +based O +on O +the O +search O +for O +a O +global O +optimum O +[ O +D O += O +f O +( O +Y1 O +, O +Y2 O +, O +. O +. O +. O +, O +Yn O +) O +] O +by O +the O +transformation O +of O +the O +measured O +property O +to O +a O +dimensionless O +scale O +for O +each O +criterion O +. O + +RESULTS O +: O +In O +vivo O +, O +there O +was O +a O +wide O +distribution O +with O +the O +coefficient O +of O +variation O +( O +SD O +/ O +mean O +x O +100 O +% O +) O +for O +different O +valve O +sizes O +ranging O +from O +21 O +% O +to O +39 O +% O +in O +the O +St O +Jude O +Medical O +valve O +and O +from O +25 O +% O +to O +33 O +% O +in O +the O +Omnicarbon O +valve O +. O + +Even O +if O +the O +electrocardiographic O +signs O +are O +subdued O +, O +the O +underlying O +blockade O +of O +I O +( O +Kr O +) O +current O +may O +precipitate O +the O +occurrence O +of O +arrhythmia O +. O + +The O +production O +of O +ceramide O +is O +emerging O +as O +a O +fixture O +of O +programmed O +cell O +death O +. O + +We O +randomly O +assigned O +1 O +, O +219 O +subjects O +to O +receive O +either O +the O +standard O +three O +- O +times O +- O +weekly O +( O +TIW O +) O +interferon B-GENE +alfa I-GENE +- I-GENE +2b I-GENE +dose O +( O +3 O +MIU O +) O +or O +the O +once O +- O +weekly O +( O +QW O +) O +peginterferon B-GENE +alfa I-GENE +- I-GENE +2b I-GENE +( O +0 O +. O +5 O +, O +1 O +. O +0 O +, O +or O +1 O +. O +5 O +microg O +/ O +kg O +) O +. O + +At O +cross O +purposes O +. O + +Among O +the O +transcription O +factors O +known O +to O +interact O +with O +Groucho B-GENE +- I-GENE +related I-GENE +protein I-GENE +, O +only O +RUNX1 B-GENE +was O +appreciably O +downregulated O +by O +E2A B-GENE +- O +HLF B-GENE +. O + +The O +combination O +of O +ifosfamide O +, O +epirubicin O +and O +etoposide O +( O +IEV O +) O +is O +an O +effective O +salvage O +regimen O +for O +lymphoproliferative O +disease O +. O + +A O +prospective O +trial O +was O +undertaken O +to O +determine O +( O +1 O +) O +clinical O +characteristics O +of O +patients O +with O +chest O +pain O +; O +( O +2 O +) O +value O +of O +cardiac O +markers O +troponin B-GENE +T I-GENE +, O +myoglobin B-GENE +and O +CK B-GENE +- O +MB B-GENE +mass O +in O +differentiating O +cardiac O +and O +noncardiac O +chest O +pain O +; O +( O +3 O +) O +the O +proportion O +of O +patients O +with O +ACS O +in O +whom O +these O +markers O +provided O +helpful O +additional O +information O +on O +admission O +and O +afterwards O +. O + +Cardiac O +markers O +troponin B-GENE +T I-GENE +, O +CK B-GENE +- O +MB B-GENE +mass O +and O +myoglobin B-GENE +were O +helpful O +in O +the O +differential O +diagnosis O +of O +chest O +pain O +, O +even O +when O +the O +ECG O +was O +unremarkable O +or O +nonspecific O +. O + +At O +termination O +( O +gd O +20 O +) O +, O +confirmed O +- O +pregnant O +females O +( O +21 O +to O +25 O +per O +group O +) O +were O +evaluated O +for O +clinical O +status O +and O +gestational O +outcome O +; O +live O +fetuses O +were O +examined O +for O +external O +, O +visceral O +, O +and O +skeletal O +malformations O +. O + +One O +maternal O +death O +, O +reduced O +body O +weight O +, O +and O +reduced O +weight O +gain O +were O +noted O +at O +the O +high O +dose O +; O +confirmed O +pregnancy O +rates O +were O +84 O +to O +100 O +% O +for O +each O +group O +. O + +In O +the O +further O +development O +of O +bladder O +neck O +suspension O +according O +to O +Stamey O +- O +Pereyra O +, O +the O +use O +of O +miniature O +bone O +anchors O +received O +considerable O +support O +. O + +Simulating O +the O +impact O +during O +human O +jumping O +by O +means O +of O +a O +4 O +- O +degrees O +- O +of O +- O +freedom O +model O +with O +time O +- O +dependent O +properties O +. O + +A O +1 O +- O +base O +pair O +mismatch O +within O +the O +corresponding O +region O +of O +the O +CYP3A4 B-GENE +gene I-GENE +was O +sufficient O +for O +a O +differential O +enhancer O +activity O +. O + +The O +authors O +made O +an O +analysis O +of O +social O +- O +economical O +conditions O +limiting O +the O +possibilities O +of O +rendering O +cardiosurgical O +care O +to O +children O +. O + +METHODS O +: O +93 O +female O +and O +43 O +male O +patients O +undergoing O +thyroid O +surgery O +were O +stratified O +according O +to O +gender O +and O +then O +randomised O +to O +receive O +double O +- O +blind O +one O +of O +four O +antiemetic O +regimes O +: O +50 O +mg O +dolasetron O +given O +orally O +45 O +minutes O +prior O +to O +induction O +of O +anaesthesia O +( O +group O +I O +) O +, O +12 O +. O +5 O +mg O +dolasetron O +given O +intravenously O +during O +induction O +of O +anaesthesia O +( O +group O +II O +) O +, O +1 O +. O +25 O +mg O +DHB B-GENE +given O +intravenously O +during O +induction O +of O +anaesthesia O +( O +group O +III O +) O +or O +placebo O +( O +group O +IV O +) O +. O + +This O +slow O +progression O +through O +the O +early O +G1 O +- O +phase O +resulted O +in O +decreased O +phosphorylation O +of O +the O +RB B-GENE +protein I-GENE +and O +subsequent O +delay O +into O +the O +S O +phase O +transition O +. O + +In O +mammals O +, O +the O +transcriptional O +repressors O +in O +the O +Wnt B-GENE +pathway O +are O +not O +well O +defined O +. O + +Despite O +abundant O +expression O +of O +NtmybAS B-GENE +transcripts I-GENE +in O +mature O +pollen O +, O +gPAL1 B-GENE +transcripts I-GENE +were O +not O +detectable O +in O +pollen O +. O + +Identical O +effects O +were O +obtained O +when O +inhibitors O +and O +dominant O +negative O +mutants O +were O +tested O +on O +the O +- O +29 O +to O ++ O +139 O +bp O +region O +of O +the O +cyclin B-GENE +D1 I-GENE +promoter I-GENE +. O + +These O +findings O +suggest O +a O +novel O +ankyrin B-GENE +- O +independent O +role O +for O +LAD B-GENE +- I-GENE +1 I-GENE +related O +to O +FGFR B-GENE +signaling O +. O + +Moreover O +, O +elderly O +men O +with O +bioavailable O +estradiol O +levels O +below O +the O +median O +[ O +40 O +pmol O +/ O +liter O +( O +11 O +pg O +/ O +ml O +) O +] O +had O +significantly O +higher O +rates O +of O +bone O +loss O +and O +levels O +of O +bone O +resorption O +markers O +than O +men O +with O +bioavailable O +estradiol O +levels O +above O +40 O +pmol O +/ O +liter O +. O + +Competition O +electrophoretic O +mobility O +shift O +and O +immunoshift O +assays O +confirmed O +that O +NF1 B-GENE +factors I-GENE +present O +in O +nuclear O +extracts O +of O +HeLa O +and O +CV O +- O +1 O +cells O +bind O +to O +the O +BKV B-GENE +- I-GENE +MLP I-GENE +. O + +This O +study O +demonstrates O +that O +inducible O +expression O +in O +response O +to O +either O +PMA O +or O +TPO B-GENE +is O +mediated O +through O +the O +Ets B-GENE +site I-GENE +in O +the O +proximal O +promoter O +of O +GPIX B-GENE +and O +is O +dependent O +upon O +the O +upstream O +activation O +of O +MAPK B-GENE +/ O +extracellular B-GENE +signal I-GENE +- I-GENE +regulated I-GENE +kinase I-GENE +. O + +RESULTS O +: O +The O +analyzed O +fragment O +has O +significant O +activity O +in O +EpCAM B-GENE +positive O +cells O +, O +and O +it O +is O +regulated O +negatively O +by O +tumor B-GENE +necrosis I-GENE +factor I-GENE +alpha I-GENE +( O +TNFalpha B-GENE +) O +. O + +On O +Cox O +proportional O +hazards O +regression O +adenocarcinoma O +( O +P O += O +0 O +. O +006 O +) O +, O +the O +development O +of O +BPF O +( O +P O += O +0 O +. O +003 O +) O +, O +older O +age O +( O +P O += O +0 O +. O +03 O +) O +and O +higher O +pathological O +stage O +( O +P O += O +0 O +. O +02 O +) O +were O +independent O +adverse O +predictors O +of O +survival O +. O + +Phosphatidylinositol B-GENE +3 I-GENE +- I-GENE +kinase I-GENE +potentiates O +, O +but O +does O +not O +trigger O +, O +T O +cell O +proliferation O +mediated O +by O +the O +IL B-GENE +- I-GENE +2 I-GENE +receptor I-GENE +. O + +In O +the O +stable O +transfectants O +( O +BM3 O +cells O +) O +expressing O +a O +mutant B-GENE +bacterial I-GENE +P450 I-GENE +AA I-GENE +epoxygenase I-GENE +, O +F87V O +BM3 O +, O +which O +was O +genetically O +engineered O +to O +metabolize O +arachidonic O +acid O +only O +to O +14 O +, O +15 O +- O +EET O +, O +AA O +did O +not O +induce O +apoptosis O +and O +protected O +against O +agonist O +- O +induced O +apoptosis O +. O + +The O +loop O +domain O +of O +heat B-GENE +shock I-GENE +transcription I-GENE +factor I-GENE +1 I-GENE +dictates O +DNA O +- O +binding O +specificity O +and O +responses O +to O +heat O +stress O +. O + +Progressive O +study O +and O +robustness O +test O +of O +QSAR O +model O +based O +on O +quantum O +chemical O +parameters O +for O +predicting O +BCF O +of O +selected O +polychlorinated O +organic O +compounds O +( O +PCOCs O +) O +. O + +Of O +the O +six O +cases O +of O +malignant O +polyposis O +, O +none O +were O +identified O +using O +CT O +, O +and O +only O +two O +were O +diagnosed O +by O +small O +bowel O +follow O +- O +through O +. O + +Using O +the O +two O +- O +hybrid O +system O +, O +we O +show O +that O +nonprenylated O +Rac1 B-GENE +interacts O +very O +weakly O +with O +Rho B-GENE +- I-GENE +GDI I-GENE +, O +pointing O +to O +the O +predominant O +role O +of O +protein O +- O +isoprene O +interaction O +in O +complex O +formation O +. O + +The O +patterns O +of O +early O +mRNA O +and O +protein O +expression O +in O +these O +seven O +mutants O +were O +examined O +, O +and O +it O +was O +found O +that O +mutation O +of O +the O +T B-GENE +' I-GENE +( I-GENE +135 I-GENE +) I-GENE +acceptor O +site O +resulted O +in O +the O +utilization O +of O +cryptic O +splice O +sites O +and O +the O +generation O +of O +new O +T B-GENE +' I-GENE +species O +. O + +Sixty O +- O +one O +cases O +of O +cholera O +, O +all O +caused O +by O +V O +. O +cholerae O +O1 O +, O +were O +reported O +. O + +Subsequently O +, O +these O +coordinates O +must O +be O +interpreted O +to O +define O +particular O +tissues O +and O +organs O +. O + +Testing O +was O +associated O +with O +a O +history O +of O +nonsexual O +risk O +behavior O +, O +increased O +knowledge O +of O +the O +hepatitis O +C O +virus O +, O +and O +healthcare O +provider O +communication O +. O + +Low O +- O +selenium O +diet O +has O +a O +human O +unfavourable O +impact O +. O + +Thus O +, O +BALB O +/ O +c O +mice O +appear O +to O +be O +the O +most O +appropriate O +strain O +of O +mice O +to O +perform O +studies O +on O +the O +possible O +connection O +between O +infection O +with O +T O +. O +canis O +and O +allergic O +asthma O +. O + +Furthermore O +, O +hormonal O +regulation O +of O +G O +( O +1 O +) O +gene O +transcription O +can O +occur O +even O +without O +additional O +activation O +of O +the O +Mek B-GENE +- O +Erk1 B-GENE +/ I-GENE +2 I-GENE +pathway O +by O +estrogen B-GENE +receptors I-GENE +. O + +Therefore O +, O +to O +understand O +how O +ErbB1 B-GENE +/ O +ErbB2 B-GENE +signaling O +contributes O +to O +this O +process O +, O +we O +used O +the O +ErbB B-GENE +kinase I-GENE +inhibitor O +AG1478in O +ErbB2 B-GENE +- O +dependent O +BT O +- O +474 O +and O +SKBR O +- O +3 O +human O +breast O +cancer O +cells O +. O + +This O +plus O +the O +reduced O +phosphorylation O +of O +p27 B-GENE +by O +MAPK B-GENE +enhanced O +the O +stability O +of O +p27 B-GENE +that O +associated O +with O +nuclear B-GENE +Cdk2 I-GENE +at O +high O +stoichiometry O +and O +inhibited O +its O +kinase O +activity O +. O + +ICA O +in O +the O +reference O +solution O +was O +characterised O +by O +LC O +and O +time O +- O +of O +- O +flight O +( O +TOF O +) O +MS O +and O +quantified O +by O +LC O +chemiluminescent O +nitrogen O +detection O +( O +LC O +- O +CLND O +) O +. O + +Forced O +expression O +of O +BZAP45 B-GENE +strongly O +stimulates O +H4 B-GENE +promoter I-GENE +( O +nt O +- O +215 O +to O +- O +1 O +) O +/ O +CAT B-GENE +reporter O +gene O +activity O +. O + +Local O +control O +rates O +were O +91 O +% O +for O +metastatic O +lung O +cancer O +, O +89 O +% O +for O +primary O +lung O +cancer O +and O +85 O +% O +for O +T1 O +, O +2N0M0 O +cases O +. O + +Utility O +of O +OAE O +screener O +( O +GSI O +70 O +) O +for O +the O +evaluation O +of O +distortion O +product O +otoacoustic O +emissions O +] O +The O +purpose O +of O +this O +study O +was O +to O +investigate O +the O +ability O +of O +the O +OAE O +screener O +GSI O +70 O +to O +evaluate O +of O +cochlea O +function O +in O +neonates O +, O +infants O +and O +adults O +. O + +For O +the O +sample O +of O +systematic O +reviews O +drawn O +from O +ACP O +Journal O +Club O +( O +n O += O +103 O +) O +, O +the O +PubMed O +strategy O +achieved O +a O +sensitivity O +of O +97 O +% O +( O +CI O +, O +91 O +% O +to O +99 O +% O +) O +. O + +Inhibition O +of O +JNK1 B-GENE +and O +ERK B-GENE +kinase O +activities O +either O +by O +expression O +of O +the O +dominant O +negative O +mutant O +JNK1 B-GENE +or O +by O +treatment O +with O +a O +selective O +chemical O +inhibitor O +of O +ERK B-GENE +( O +PD098059 O +) O +substantially O +abrogates O +the O +UV O +induction O +of O +the O +GADD45 B-GENE +promoter I-GENE +. O + +With O +a O +GC O +content O +of O +45 O +% O +the O +one O +segment O +would O +correspond O +to O +" B-GENE +isochore I-GENE +H1 I-GENE +" I-GENE +and O +the O +other O +segment O +( O +39 O +% O +GC O +in O +human O +, O +40 O +% O +GC O +in O +mouse O +) O +to O +" O +isochore O +L1 B-GENE +/ O +L2 B-GENE +" O +. O + +No O +mutation O +of O +the O +NRL B-GENE +gene I-GENE +was O +found O +in O +any O +of O +the O +two O +families O +. O + +After O +nerve O +injury O +, O +the O +nociceptive O +responses O +through O +type O +I O +neurons O +, O +which O +are O +polymodal O +C O +- O +fibers O +and O +drive O +NK1 B-GENE +- I-GENE +receptor I-GENE +mechanisms O +in O +spinal O +pain O +transmission O +, O +were O +completely O +lost O +, O +but O +without O +changes O +in O +type O +II O +ones O +, O +which O +are O +polymodal O +C O +- O +fibers O +and O +drive O +NMDA B-GENE +receptor I-GENE +- O +mechanisms O +, O +while O +type O +III O +ones O +, O +which O +are O +capsaicin O +- O +insensitive O +( O +possibly O +A O +- O +fibers O +) O +and O +drive O +NMDA B-GENE +- I-GENE +receptor I-GENE +mechanisms O +, O +were O +markedly O +enhanced O +. O + +This O +article O +reports O +the O +design O +and O +development O +of O +an O +ECG O +simulator O +intended O +for O +use O +in O +the O +testing O +, O +calibration O +and O +maintenance O +of O +electrocardiographic O +equipment O +. O + +Subacute O +diencephalic O +angioencephalopathy O +( O +SDAE O +) O +is O +a O +rare O +and O +fatal O +disease O +of O +unknown O +etiology O +that O +involves O +the O +thalami O +bilaterally O +. O + +Third O +, O +consistent O +with O +these O +data O +, O +N O +- O +acetylcysteine O +reduced O +the O +stimulatory O +effect O +of O +HGF B-GENE +on O +stress B-GENE +kinase I-GENE +activities O +, O +while O +p42 B-GENE +/ I-GENE +44 I-GENE +mitogen O +activated O +kinase O +( O +MAPK O +) O +was O +unmodified O +, O +suggesting O +an O +involvement O +of O +c B-GENE +- I-GENE +Jun I-GENE +- I-GENE +N I-GENE +- I-GENE +terminal I-GENE +kinase I-GENE +( O +JNK B-GENE +) O +and O +p38 B-GENE +MAPK O +in O +HIF B-GENE +- I-GENE +1 I-GENE +activation O +. O + +There O +was O +no O +significant O +difference O +in O +developmental O +scores O +at O +9 O +or O +18 O +months O +, O +although O +PDF O +infants O +had O +a O +2 O +. O +8 O +( O +- O +1 O +. O +3 O +- O +6 O +. O +8 O +) O +point O +advantage O +in O +Bayley O +motor O +score O +scales O +. O + +In O +the O +single O +case O +the O +restoration O +of O +a O +structured O +daily O +routine O +represents O +the O +presupposition O +for O +a O +cognitive O +therapy O +. O + +However O +these O +search O +engines O +respond O +with O +such O +cumbersome O +results O +that O +domain O +specific O +experts O +can O +not O +tolerate O +. O + +The O +binary O +and O +tertiary O +combinations O +of O +plant O +- O +derived O +molluscicides O +Azadirachta O +indica O +and O +Cedrus O +deodara O +oil O +with O +synergists O +MGK O +- O +264 O +, O +piperonyl O +butoxide O +( O +PB O +) O +and O +fruit O +powder O +of O +Embelia O +ribes O +were O +used O +against O +the O +Lymnaea O +acuminata O +. O + +From O +the O +above O +results O +, O +we O +might O +infer O +that O +the O +seizure O +type O +of O +TLE O +and O +a O +high O +frequency O +of O +seizure O +are O +two O +major O +independent O +precipitate O +factors O +for O +abnormal O +latencies O +of O +P300 O +in O +the O +epileptic O +patients O +. O + +Audiological O +findings O +in O +pregnancy O +. O + +The O +deubiquitinating O +enzyme O +DUB B-GENE +- I-GENE +2 I-GENE +is O +induced O +in O +response O +to O +IL B-GENE +- I-GENE +2 I-GENE +but O +as O +yet O +its O +function O +has O +not O +been O +determined O +. O + +The O +isoform O +, O +designated O +HDAC9a B-GENE +, O +is O +132 O +aa O +shorter O +at O +the O +C O +terminus O +than O +HDAC9 B-GENE +. O + +Pulmonary O +embolectomy O +and O +lung O +transplantation O +are O +the O +main O +indications O +for O +the O +use O +of O +heart O +- O +lung O +- O +machine O +. O + +The O +NAUSICAA O +system O +gives O +a O +good O +knowledge O +of O +LET O +spectra O +for O +the O +first O +time O +in O +space O +dosimetry O +. O + +In O +order O +to O +quantify O +these O +effects O +, O +tests O +were O +conducted O +in O +the O +NASA O +MSFC O +Neutral O +Buoyancy O +Simulator O +, O +in O +the O +NASA O +KC O +- O +135 O +in O +parabolic O +flight O +, O +and O +in O +space O +with O +the O +EASE O +program O +during O +the O +Shuttle O +Atlantis O +mission O +61 O +- O +B O +. O + +This O +article O +comparatively O +evaluates O +five O +Generic O +Systems O +that O +describe O +the O +basic O +alternatives O +to O +composting O +facility O +design O +and O +control O +. O + +Different O +thermoluminescent O +detectors O +( O +TLD O +) O +have O +been O +used O +to O +measure O +the O +contribution O +of O +the O +low O +linear O +energy O +transfer O +component O +( O +LET O +< O +10 O +keV O +/ O +micrometer O +) O +and O +plastic O +nuclear O +track O +detectors O +( O +PNTD O +) O +for O +the O +high O +linear O +energy O +tranfer O +( O +LET O +) O +component O +. O + +Responses O +of O +TLD O +Mg2SiO4 O +: O +Tb O +and O +radiophotoluminescent O +glass O +to O +heavy O +charged O +particles O +and O +space O +radiation O +. O + +The O +absorbed O +dose O +was O +measured O +by O +combination O +of O +two O +integrating O +detectors O +: O +thermo O +- O +luminescent O +dosemeter O +of O +Mg2SiO4 O +: O +Tb O +( O +TDMS O +) O +and O +plastic O +nuclear O +track O +detector O +( O +PNTD O +) O +. O + +Thus O +, O +while O +the O +folds O +of O +all O +Myb B-GENE +domains I-GENE +resemble O +each O +other O +closely O +, O +the O +function O +of O +each O +Myb B-GENE +domain I-GENE +depends O +on O +the O +amino O +acid O +residues O +that O +are O +located O +on O +the O +surface O +of O +each O +protein O +. O + +METHODS O +: O +Experiments O +testing O +the O +new O +catheter O +and O +comparing O +it O +to O +the O +existing O +catheter O +included O +: O +( O +1 O +) O +measurement O +of O +the O +laser O +output O +beam O +sizes O +and O +divergences O +; O +( O +2 O +) O +evaluation O +of O +particulate O +matter O +generation O +during O +ablation O +of O +atherosclerotic O +tissue O +; O +( O +3 O +) O +measurement O +of O +ablation O +hole O +sizes O +and O +tissue O +penetration O +rates O +; O +( O +4 O +) O +histopathologic O +examination O +of O +laser O +- O +induced O +in O +vivo O +vessel O +wall O +injury O +. O + +Overexpression O +of O +RORgamma B-GENE +has O +been O +shown O +to O +inhibit O +T B-GENE +cell I-GENE +receptor I-GENE +- O +mediated O +apoptosis O +in O +T O +cell O +hybridomas O +and O +to O +repress O +the O +induction O +of O +Fas B-GENE +- I-GENE +ligand I-GENE +and O +interleukin B-GENE +2 I-GENE +. O + +Once O +ICP O +reaches O +critical O +values O +( O +> O +30 O +mm O +Hg O +) O +herniation O +occurs O +, O +usually O +within O +2 O +to O +5 O +days O +. O + +Other O +therapies O +are O +also O +available O +, O +including O +hypertonic O +saline O +solution O +, O +THAM O +( O +Tris O +- O +hydroxy O +- O +methyl O +- O +aminomethane O +) O +buffer O +, O +and O +high O +- O +dose O +barbiturates O +. O + +CYP2C19 B-GENE +genotype I-GENE +was O +determined O +by O +the O +polymerase O +chain O +reaction O +- O +restriction O +fragment O +length O +polymorphism O +method O +. O + +The O +results O +indicate O +that O +a O +more O +differentiated O +diagnosis O +of O +the O +molar O +relationship O +will O +allow O +for O +a O +more O +causally O +directed O +correction O +of O +Class O +II O +molar O +relationship O +. O + +Similar O +data O +were O +also O +obtained O +when O +either O +dominant O +negative O +EGFR B-GENE +- O +CD533 B-GENE +or O +dominant B-GENE +negative I-GENE +Ras I-GENE +N17 I-GENE +were O +used O +to O +block O +MAPK B-GENE +activation O +. O + +These O +analyses O +re O +- O +open O +the O +question O +whether O +all O +the O +CesA B-GENE +genes I-GENE +encode O +cellulose B-GENE +synthases I-GENE +or O +whether O +some O +of O +the O +sub O +- O +class O +members O +may O +encode O +other O +non B-GENE +- I-GENE +cellulosic I-GENE +( I-GENE +1 I-GENE +- I-GENE +- I-GENE +> I-GENE +4 I-GENE +) I-GENE +beta I-GENE +- I-GENE +glycan I-GENE +synthases I-GENE +in O +plants O +. O + +The O +mutation O +experiments O +showed O +that O +the O +most O +critical O +sequence O +for O +the O +repression O +of O +PTH B-GENE +was O +5 O +' O +- O +GGGGGAGGGGAG O +- O +3 O +' O +( O ++ O +1 O +to O ++ O +12 O +) O +of O +PTHSR B-GENE +. O + +Cardiac O +output O +at O +anaerobic O +threshold O +( O +COAT O +) O +< O +or O += O +7 O +. O +3 O +L O +/ O +min O +was O +the O +best O +cutoff O +value O +for O +identifying O +multivessel O +coronary O +artery O +disease O +( O +relative O +risk O +, O +3 O +. O +1 O +) O +. O + +Experience O +with O +xylene O +- O +free O +sections O +since O +1995 O +at O +the O +Vrinnevi O +Hospital O +is O +favorable O +. O + +A O +randomized O +mix O +of O +180 O +sections O +( O +10 O +samples O +x O +3 O +tissues O +x O +3 O +stains O +x O +2 O +) O +gave O +90 O +matched O +pairs O +. 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O + +NB O +- O +506 O +completely O +inhibits O +the O +capacity O +of O +topoisomerase B-GENE +I I-GENE +to O +phosphorylate O +, O +in O +vitro O +, O +the O +human B-GENE +splicing I-GENE +factor I-GENE +2 I-GENE +/ O +alternative B-GENE +splicing I-GENE +factor I-GENE +( O +SF2 B-GENE +/ O +ASF B-GENE +) O +. O + +However O +, O +during O +our O +work O +with O +a O +replication O +- O +deficient O +virus O +expressing O +the O +ASF B-GENE +/ O +SF2 B-GENE +splicing O +factor O +from O +a O +progesterone O +antagonist O +- O +inducible O +gene O +cassette O +, O +we O +discovered O +that O +ASF B-GENE +/ O +SF2 B-GENE +was O +expressed O +at O +a O +significant O +level O +in O +the O +293 O +producer O +cell O +line O +, O +even O +in O +the O +absence O +of O +inducer O +. O + +DNA O +binding O +assays O +confirmed O +the O +interference O +of O +p30 B-GENE +( I-GENE +II I-GENE +) I-GENE +with O +the O +assembly O +of O +CREB B-GENE +- O +Tax B-GENE +- O +p300 B-GENE +/ O +CBP B-GENE +multiprotein O +complexes O +on O +21 O +- O +bp O +repeat O +oligonucleotides O +in O +vitro O +. O + +Using O +the O +presented O +categorical O +structure O +as O +domain O +model O +a O +prototype O +DSS O +for O +dipslide O +urine O +cultures O +has O +been O +developed O +. O + +DNA O +recognition O +by O +F B-GENE +factor I-GENE +TraI36 B-GENE +: O +highly O +sequence O +- O +specific O +binding O +of O +single O +- O +stranded O +DNA O +. O + +E47 B-GENE +protein I-GENE +levels O +remain O +high O +until O +the O +double O +positive O +developmental O +stage O +, O +at O +which O +point O +they O +drop O +to O +relatively O +moderate O +levels O +, O +and O +are O +further O +downregulated O +upon O +transition O +to O +the O +single O +positive O +stage O +. O + +The O +dual O +specificity O +kinases O +mitogen B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinase I-GENE +( I-GENE +MAPK I-GENE +) I-GENE +kinase I-GENE +( I-GENE +MKK I-GENE +) I-GENE +7 I-GENE +and O +MKK4 B-GENE +are O +the O +only O +molecules O +known O +to O +directly O +activate O +the O +stress O +kinases O +stress B-GENE +- I-GENE +activated I-GENE +protein I-GENE +kinases I-GENE +( O +SAPKs B-GENE +) O +/ O +c B-GENE +- I-GENE +Jun I-GENE +N I-GENE +- I-GENE +terminal I-GENE +kinases I-GENE +( O +JNKs B-GENE +) O +in O +response O +to O +environmental O +or O +mitogenic O +stimuli O +. 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O + +When O +mixed O +with O +aqueous O +solutions O +of O +TMT O +- O +55 O +, O +aqueous O +solutions O +of O +either O +reagent O +- O +grade O +zinc O +, O +cadmium O +, O +or O +lead O +salts O +precipitate O +crystalline O +" O +Zn O +- O +TMT O +" O +, O +amorphous O +or O +crystalline O +" O +Cd O +- O +TMT O +" O +or O +amorphous O +" O +Pb O +- O +TMT O +" O +( O +M3 O +[ O +S3C3N3 O +] O +2 O +. O +nH2O O +, O +where O +M O += O +Cd2 O ++ O +, O +Pb2 O ++ O +, O +and O +Zn2 O ++ O +and O +n O +> O +or O += O +0 O +) O +that O +may O +eventually O +crystallize O +if O +stored O +in O +air O +. O + +Many O +of O +the O +important O +genes O +associated O +with O +G1 O +regulation O +have O +been O +shown O +to O +play O +a O +key O +role O +in O +proliferation O +, O +differentiation O +and O +oncogenic O +transformation O +and O +programmed O +cell O +death O +( O +apoptosis O +) O +. O + +These O +results O +indicate O +the O +presence O +of O +TATA O +- O +unified O +transcription O +systems O +in O +contemporary O +eukaryotes O +and O +provide O +insight O +into O +the O +residual O +need O +for O +TBP B-GENE +by O +all O +three O +Pols B-GENE +in O +other O +eukaryotes O +despite O +a O +lack O +of O +TATA O +elements O +in O +their O +promoters O +. O + +Thus O +, O +through O +a O +change O +in O +conformation O +upon O +repair O +of O +the O +6RG O +lesion O +, O +MGMT B-GENE +switches O +from O +a O +DNA O +repair O +factor O +to O +a O +transcription O +regulator O +( O +R B-GENE +- I-GENE +MGMT I-GENE +) O +, O +enabling O +the O +cell O +to O +sense O +as O +well O +as O +respond O +to O +mutagens O +. O + +A O +split O +motor O +domain O +in O +a O +cytoplasmic B-GENE +dynein I-GENE +. O + +In O +hypertensive O +nephrosclerosis O +, O +therapy O +containing O +an O +ACEI O +alone O +or O +in O +combination O +significantly O +reduces O +the O +incidence O +of O +renal O +events O +. O + +Body O +weight O +reduction O +increases O +insulin B-GENE +sensitivity O +and O +improves O +both O +blood O +glucose O +and O +blood O +pressure O +control O +. O + +Here O +we O +suggest O +that O +uvrA B-GENE +and O +the O +nucleotide O +excision O +repair O +pathway O +are O +involved O +in O +the O +repair O +of O +acid O +- O +induced O +DNA O +damage O +and O +are O +associated O +with O +successful O +adaptation O +of O +S O +. O +mutans O +to O +low O +pH O +. O + +The O +best O +regression O +model O +for O +predicting O +changes O +in O +the O +WCXR O +included O +time O +to O +first O +positive O +culture O +and O +antibody O +titer O +for O +Pa B-GENE +elastase I-GENE +. O + +Temperature O +measurement O +in O +microfluidic O +systems O +using O +a O +temperature O +- O +dependent O +fluorescent O +dye O +. O + +APC B-GENE +- O +resistance O +was O +determined O +with O +a O +functional O +method O +with O +high O +sensitivity O +and O +specificity O +for O +the O +factor B-GENE +V I-GENE +Leiden I-GENE +mutation I-GENE +. O + +Zarix O +expected O +patient O +enrollment O +in O +Canadian O +clinical O +sites O +to O +begin O +in O +Spring O +2001 O +[ O +397955 O +] O +, O +[ O +405928 O +] O +. O + +RESULTS O +: O +The O +subjects O +in O +the O +augmented O +feedback O +group O +significantly O +reduced O +their O +peak O +vertical O +ground O +reaction O +force O +in O +both O +post O +- O +test O +conditions O +( O +2 O +- O +minute O +post O +- O +test O +reduction O +, O +0 O +. O +85 O ++ O +/ O +- O +0 O +. O +62 O +; O +1 O +- O +week O +post O +- O +test O +reduction O +, O +0 O +. O +74 O ++ O +/ O +- O +0 O +. O +58 O +) O +as O +compared O +to O +the O +sensory O +, O +control O +I O +, O +and O +control O +II O +feedback O +groups O +. O + +Four O +casein B-GENE +kinase I-GENE +I I-GENE +isoforms I-GENE +are O +differentially O +partitioned O +between O +nucleus O +and O +cytoplasm O +. O + +Use O +of O +a O +dual O +- O +pulse O +lithotripter O +to O +generate O +a O +localized O +and O +intensified O +cavitation O +field O +. O + +When O +the O +blood O +clot O +is O +formed O +in O +the O +vitreous O +cavity O +, O +intravitreal O +injection O +of O +t B-GENE +- I-GENE +PA I-GENE +can O +convert O +plasminogen B-GENE +to O +plasmin B-GENE +and O +remove O +the O +clot O +. O + +Management O +of O +postvitrectomy O +diabetic O +vitreous O +hemorrhage O +with O +tissue B-GENE +plasminogen I-GENE +activator I-GENE +( O +t B-GENE +- I-GENE +PA I-GENE +) O +and O +volume O +homeostatic O +fluid O +- O +fluid O +exchanger O +. O + +Effect O +of O +heat O +treatments O +on O +the O +meltability O +of O +cheeses O +. O + +RESULTS O +: O +Sixty O +per O +cent O +of O +African O +Americans O +exposed O +in O +26 O +community O +outbreaks O +were O +TST O +positive O +compared O +to O +only O +40 O +% O +of O +whites O +following O +comparable O +exposures O +. O + +The O +mean O +waiting O +time O +to O +receive O +the O +pancreas O +transplant O +was O +244 O +days O +for O +SPK O +and O +167 O +days O +for O +PAK O +recipients O +( O +P O += O +0 O +. O +001 O +) O +. 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O + +However O +, O +patients O +with O +isolated O +office O +hypertension O +had O +fewer O +previous O +cardiovascular O +complications O +. O + +In O +the O +TVD O +- O +patients O +decreases O +in O +skin O +blood O +flow O +were O +similar O +compared O +with O +the O +healthy O +controls O +. O + +2 O +: O +The O +dynamic O +moduli O +of O +microcrystalline O +cellulose O +. O + +These O +findings O +suggest O +that O +an O +intracellular O +WT B-GENE +- I-GENE +1 I-GENE +/ O +HSAL2 B-GENE +pathway O +may O +play O +a O +role O +in O +development O +and O +hematopoiesis O +. O + +Phosphotyrosyl O +peptides O +block O +Stat3 B-GENE +- O +mediated O +DNA O +binding O +activity O +, O +gene O +regulation O +, O +and O +cell O +transformation O +. O + +Plane O +wave O +geometry O +is O +impractical O +for O +clinical O +use O +but O +the O +results O +of O +this O +work O +encouraged O +us O +to O +further O +develop O +the O +P3 O +approximation O +for O +a O +spherical O +geometry O +, O +described O +in O +this O +paper O +. O + +The O +diagnosis O +of O +HCV O +arthritis O +in O +patients O +with O +positive O +rheumatoid B-GENE +factor I-GENE +and O +chronic O +inflammatory O +polyarthritis O +may O +be O +difficult O +. O + +METHODS O +: O +We O +retrospectively O +selected O +13 O +TFCD O +patients O +who O +underwent O +surgery O +for O +intractable O +epilepsy O +with O +the O +aim O +of O +removing O +the O +magnetic O +resonance O +( O +MR O +) O +- O +detectable O +lesion O +and O +/ O +or O +the O +epileptogenic O +zone O +defined O +by O +stereoelectroencephalographic O +recordings O +. O + +RESULTS O +: O +At O +latest O +examination O +, O +mean O +UPDRS O +II O +and O +III O +scores O +had O +improved O +by O +30 O +% O +( O +on O +stimulation O +, O +off O +therapy O +) O +with O +mean O +50 O +% O +reduction O +in O +daily O +off O +time O +. O + +In O +Exp O +. O + +Several O +distinct O +apoptotic O +stimuli O +induce O +the O +expression O +and O +caspase B-GENE +- O +dependent O +cleavage O +of O +hTAF B-GENE +( I-GENE +II I-GENE +) I-GENE +80 I-GENE +delta I-GENE +. O +hTAF B-GENE +( I-GENE +II I-GENE +) I-GENE +80 I-GENE +delta I-GENE +, O +unlike O +hTAF B-GENE +( I-GENE +II I-GENE +) I-GENE +80 I-GENE +, O +forms O +a O +TFIID B-GENE +- I-GENE +like I-GENE +complex I-GENE +lacking O +hTAF B-GENE +( I-GENE +II I-GENE +) I-GENE +31 I-GENE +. O + +Endovascular O +aneurysm O +repair O +with O +the O +AneuRx O +stent O +- O +graft O +is O +safe O +, O +but O +is O +it O +effective O +? O + +Chronic O +nutritional O +diseases O +of O +infectious O +origin O +: O +an O +assessment O +of O +a O +nascent O +field O +. O + +Drug O +interactions O +have O +been O +found O +with O +drugs O +that O +compete O +for O +the O +same O +CYP450 B-GENE +isoenzymes I-GENE +as O +statins O +. O + +METHODS O +: O +We O +studied O +the O +clinical O +benefit O +of O +depth O +- O +dependent O +RR O +, O +nonuniform O +AC O +using O +a O +scanning O +line O +source O +, O +and O +scatter O +correction O +( O +photon O +energy O +recovery O +[ O +PER O +] O +) O +compared O +with O +filtered O +backprojection O +alone O +. O + +Because O +of O +differences O +in O +patient O +characteristics O +, O +control O +measurements O +were O +obtained O +from O +normal O +muscle O +in O +all O +patients O +. O + +However O +, O +the O +abi1 B-GENE +- I-GENE +1 I-GENE +gene I-GENE +product I-GENE +has O +no O +effect O +on O +the O +ABA O +suppression O +of O +a O +GA O +- O +responsive O +alpha B-GENE +- I-GENE +amylase I-GENE +gene I-GENE +. O + +In O +children O +unable O +to O +perform O +forced O +expiratory O +maneuvers O +( O +n O += O +25 O +) O +, O +FOT O +, O +contrary O +to O +the O +interrupter O +technique O +, O +clearly O +identified O +a O +subgroup O +of O +young O +children O +with O +high O +resistance O +values O +at O +baseline O +, O +which O +returned O +to O +normal O +after O +bronchodilation O +. O + +In O +budding O +yeast O +, O +this O +latter O +checkpoint O +response O +involves O +the O +proteins O +Mad1 B-GENE +, I-GENE +2 I-GENE +, I-GENE +3 I-GENE +, O +Bub1 B-GENE +and O +Bub3 B-GENE +, O +whose O +vertebrate O +counterparts O +localize O +to O +unattached O +kinetochores O +. O + +HTLV O +- O +1 O +decreases O +Th2 O +type O +of O +immune O +response O +in O +patients O +with O +strongyloidiasis O +. O + +However O +, O +the O +beta5L O +splice O +variant O +was O +found O +only O +in O +the O +retina O +. O + +PROCEDURE O +: O +Cannulas O +were O +surgically O +positioned O +in O +the O +abomasal O +body O +and O +pyloric O +antrum O +of O +each O +calf O +. O + +METHODS O +: O +Humphrey O +Field O +Analyzer O +model O +630 O +( O +HFA O +I O +, O +program O +30 O +- O +2 O +with O +a O +rectangular O +6 O +degrees O +x O +6 O +degrees O +grid O +) O +was O +used O +as O +the O +conventional O +perimetric O +method O +. O + +Transforming B-GENE +growth I-GENE +factor I-GENE +- I-GENE +beta I-GENE +( O +TGF B-GENE +- I-GENE +beta I-GENE +) O +induced O +growth O +arrest O +of O +cells O +involves O +regulation O +of O +the O +activities O +of O +both O +D B-GENE +- I-GENE +and I-GENE +E I-GENE +- I-GENE +type I-GENE +cyclin I-GENE +kinase I-GENE +complexes I-GENE +thought O +to O +be O +mediated O +primarily O +by O +the O +regulation O +of O +p15 B-GENE +( O +Ink4b B-GENE +) O +and O +p27 B-GENE +( O +Kip1 B-GENE +) O +cyclin O +kinase O +inhibitors O +. O + +Alignment O +of O +different O +cDNAs O +of O +the O +NR5A2 B-GENE +( O +hB1F B-GENE +) O +gene O +with O +the O +genomic O +sequence O +facilitated O +the O +delineation O +of O +its O +structural O +organization O +, O +which O +spans O +over O +150 O +kb O +and O +consists O +of O +eight O +exons O +interrupted O +by O +seven O +introns O +. O + +The O +genomic O +structure O +of O +the O +human B-GENE +SPEC1 I-GENE +gene I-GENE +reveals O +complex O +splicing O +and O +close O +promoter O +proximity O +to O +the O +AF1q B-GENE +translocation I-GENE +gene I-GENE +. O + +Hp O +positive O +relatives O +of O +gastric O +cancer O +had O +a O +markedly O +higher O +prevalence O +of O +atrophy O +than O +those O +with O +Hp O +negativity O +without O +cancer O +relatives O +( O +29 O +vs O +. O + +Peripheral O +metabolism O +of O +androgens O +takes O +place O +in O +various O +areas O +within O +the O +pilosebaceous O +unit O +, O +as O +indicated O +by O +local O +differences O +in O +the O +activities O +of O +aromatase B-GENE +, O +5alpha B-GENE +- I-GENE +reductase I-GENE +as O +well O +as O +of O +the O +presence O +of O +the O +androgen B-GENE +receptors I-GENE +. O + +The O +uptake O +of O +fluorine O +- O +18 O +fluorodeoxyglucose O +( O +F O +- O +18 O +FDG O +) O +by O +a O +malignant O +tumor O +depends O +on O +the O +blood O +glucose O +level O +. O + +This O +analysis O +supports O +the O +use O +of O +fluticasone O +propionate O +88 O +microg O +twice O +daily O +as O +first O +- O +line O +treatment O +in O +patients O +with O +persistent O +asthma O +previously O +treated O +with O +short O +- O +acting O +beta2 B-GENE +- O +agonist O +alone O +. O + +By O +using O +space O +- O +discrete O +/ O +continuous O +metapopulation O +dynamic O +models O +and O +computer O +simulations O +, O +we O +show O +that O +there O +can O +be O +two O +principally O +different O +regimes O +of O +metapopulation O +dynamics O +. O + +Eight O +CAD O +patients O +who O +were O +matched O +to O +the O +treated O +patients O +for O +age O +( O ++ O +/ O +- O +3 O +years O +) O +, O +baseline O +low B-GENE +density I-GENE +lipoprotein I-GENE +( O ++ O +/ O +- O +5 O +mg O +/ O +dL O +) O +, O +and O +triglycerides O +( O ++ O +/ O +- O +50 O +mg O +/ O +dL O +) O +but O +who O +had O +never O +been O +treated O +with O +lipid O +- O +lowering O +drugs O +were O +selected O +as O +controls O +. O + +RESULTS O +: O +A O +novel O +gene O +was O +cloned O +. O + +The O +moduli O +of O +elasticity O +of O +the O +gray O +and O +white O +matter O +were O +3 O +. O +4 O ++ O +/ O +- O +1 O +. O +4 O +kPa O +( O +mean O ++ O +/ O +- O +standard O +deviation O +) O +and O +3 O +. O +4 O ++ O +/ O +- O +0 O +. O +9 O +kPa O +in O +the O +axial O +section O +, O +3 O ++ O +/ O +- O +0 O +. O +3 O +kPa O +and O +3 O +. O +5 O ++ O +/ O +- O +0 O +. O +5 O +kPa O +in O +the O +frontal O +section O +, O +and O +3 O +. O +5 O ++ O +/ O +- O +0 O +. O +9 O +kPa O +and O +2 O +. O +8 O ++ O +/ O +- O +0 O +. O +4 O +kPa O +in O +the O +sagittal O +section O +, O +respectively O +. O + +Direct O +current O +polarography O +and O +differential O +pulse O +polarographic O +methods O +have O +been O +developed O +for O +the O +qualitative O +as O +well O +as O +quantitative O +analysis O +of O +vitamin O +B1 O +, O +B2 O +and O +B6 O +. O + +Against O +gram O +- O +positive O +organisms O +, O +E O +- O +4767 O +and O +E O +- O +5065 O +were O +, O +in O +general O +, O +eight O +- O +and O +fourfold O +more O +active O +than O +tosufloxacin O +, O +which O +is O +the O +most O +potent O +of O +the O +reference O +compounds O +. O + +However O +, O +most O +produced O +significant O +alteration O +of O +small O +intestinal O +permeability O +. O + +These O +included O +HNF B-GENE +- I-GENE +3 I-GENE +beta I-GENE +, O +HFH B-GENE +- I-GENE +1 I-GENE +, O +HFH B-GENE +- I-GENE +2 I-GENE +, O +HFH B-GENE +- I-GENE +3 I-GENE +, O +C B-GENE +/ I-GENE +EBP I-GENE +, O +and O +C B-GENE +/ I-GENE +EBP I-GENE +beta I-GENE +, O +all O +of O +which O +are O +consistent O +with O +the O +tissue O +- O +specific O +expression O +profiles O +of O +the O +gene O +. O + +Managing O +vertigo O +and O +vertigo O +syndromes O +in O +the O +elderly O + +The O +MABP O +and O +MCBFV O +signals O +were O +bandpass O +filtered O +in O +the O +very O +low O +- O +frequency O +range O +( O +VLF O +, O +0 O +. O +015 O +- O +0 O +. O +07 O +Hz O +) O +, O +low O +- O +frequency O +range O +( O +LF O +, O +0 O +. O +07 O +- O +0 O +. O +15 O +Hz O +) O +and O +high O +- O +frequency O +range O +( O +HF O +, O +0 O +. O +15 O +- O +0 O +. O +40 O +Hz O +) O +before O +applying O +CCF O +for O +the O +purpose O +of O +studying O +the O +effect O +of O +different O +bandwidths O +on O +the O +resulting O +mean O +CCFs O +. O + +Hepatitis O +B O +and O +C O +seroprevalence O +rates O +among O +high O +- O +risk O +adolescents O +are O +lower O +in O +El O +Paso O +than O +in O +other O +similar O +US O +populations O +, O +presenting O +an O +ideal O +climate O +for O +prevention O +programs O +. O + +A O +twelfth O +insertion O +disrupts O +two O +genes O +, O +Nrk B-GENE +, O +a O +" B-GENE +neurospecific I-GENE +" I-GENE +receptor I-GENE +tyrosine I-GENE +kinase I-GENE +, O +and O +Tpp B-GENE +, O +which O +encodes O +a O +neuropeptidase B-GENE +. O + +Not O +Available O + +This O +unique O +work O +needs O +to O +be O +edited O +critically O +and O +afterwards O +translated O +into O +Urdu O +and O +other O +languages O +for O +the O +benefit O +of O +the O +present O +day O +students O +and O +scholars O +. O + +Comparison O +of O +German O +language O +versions O +of O +the O +QWB O +- O +SA O +and O +SF O +- O +36 O +evaluating O +outcomes O +for O +patients O +with O +prostate O +disease O +. O + +Disciplinary O +action O +for O +DNA O +violation O +. O + +Epithelial O +cytotoxicity O +of O +combined O +antibiotics O +was O +additive O +, O +with O +no O +evidence O +of O +competition O +or O +synergism O +. O + +Pro O +- O +inflammatory O +cytokine O +, O +tumor B-GENE +necrosis I-GENE +factor I-GENE +- I-GENE +alpha I-GENE +( O +TNF B-GENE +- I-GENE +alpha I-GENE +) O +, O +produced O +from O +adipose O +tissues O +in O +obese O +subjects O +, O +is O +known O +to O +play O +a O +predominant O +role O +in O +inducing O +insulin B-GENE +resistance O +. O + +The O +most O +important O +finding O +, O +however O +, O +was O +that O +IMT O +values O +were O +related O +with O +24 O +h O +SBP O +or O +PP O +standard O +deviation O +( O +P O +< O +0 O +. O +001 O +) O +, O +a O +measure O +of O +overall O +SBP O +or O +PP O +variability O +. O + +The O +difference O +between O +the O +patients O +and O +the O +controls O +was O +statistically O +significant O +( O +p O += O +0 O +. O +03 O +) O +. O + +The O +effect O +of O +crude O +oil O +spillage O +on O +growth O +, O +productivity O +and O +nutrient O +uptake O +of O +maize O +( O +Zea O +mays O +L O +. O +) O +was O +assessed O +in O +a O +pot O +experiment O +using O +an O +Evwreni O +manifold O +sample O +of O +a O +petroleum O +development O +company O +, O +which O +had O +a O +specific O +gravity O +of O +0 O +. O +8778 O +. O + +NO O +metabolites O +were O +determined O +by O +the O +measurement O +of O +nitrate O +/ O +nitrite O +( O +NOx O +, O +micromol O +/ O +mmol O +creatinine O +) O +and O +cyclic O +guanosine O +monophosphate O +( O +cGMP O +, O +nmol O +/ O +mmol O +creatinine O +) O +in O +plasma O +and O +urine O +. O + +In O +the O +base O +- O +case O +analysis O +, O +total O +direct O +costs O +per O +patient O +were O +$ O +728 O +for O +zoledronic O +acid O +and O +$ O +776 O +for O +pamidronate O +. O + +The O +diet O +of O +migrants O +showed O +both O +positive O +( O +macronutrients O +) O +and O +negative O +( O +micronutrients O +) O +differences O +with O +the O +general O +Dutch O +diet O +. O + +C O +. O +elegans O +embryogenesis O +begins O +with O +a O +stereotyped O +sequence O +of O +asymmetric O +cell O +divisions O +that O +are O +largely O +responsible O +for O +establishing O +the O +nematode O +body O +plan O +. O + +Finally O +, O +a O +chromogenic O +method O +was O +used O +, O +based O +on O +thrombin B-GENE +inhibition O +and O +the O +substrate O +S O +- O +2238 O +. O + +[ O +Diabetologia O +( O +2001 O +) O +44 O +[ O +Suppl O +3 O +] O +: O +B37 O +- O +B44 O +] O + +The O +5 O +' O +flanking O +sequence O +of O +the O +3B B-GENE +gene I-GENE +is O +extremely O +A O ++ O +T O +rich O +but O +contains O +five O +G O +/ O +C O +rich O +stretches O +, O +each O +approximately O +7bp O +long O +, O +which O +have O +strong O +sequence O +similarity O +to O +the O +G O +boxes O +found O +upstream O +of O +other O +developmentally O +regulated O +Dictyostelium O +genes O +. O + +Considering O +that O +the O +reactor O +is O +thoroughly O +mixed O +during O +each O +discharge O +and O +that O +LD50 O += O +0 O +. O +9 O +values O +are O +nearly O +independent O +of O +E O +. O +coli O +concentrations O +in O +the O +range O +of O +2 O +x O +10 O +( O +3 O +) O +< O +or O += O +E O +coli O +/ O +cfu O +mL O +( O +- O +1 O +) O +< O +or O += O +3 O +x O +10 O +( O +6 O +) O +, O +we O +ascribe O +the O +nonexponential O +Pn O +decay O +of O +single O +- O +strain O +E O +. O +coli O +colonies O +to O +a O +shielding O +phenomenon O +where O +inactive O +cells O +protect O +the O +successively O +smaller O +numbers O +of O +viable O +cells O +in O +the O +EHD O +. O + +In O +the O +long O +term O +, O +questions O +still O +remain O +about O +whether O +pre O +- O +dialysis O +rHu B-GENE +EPO I-GENE +either O +speeds O +up O +or O +delays O +the O +onset O +of O +dialysis O +. O + +METHODS O +: O +This O +retrospective O +review O +comprised O +2711 O +eyes O +that O +had O +LASIK O +between O +September O +1996 O +and O +September O +1999 O +. O + +No O +ISREs B-GENE +could O +be O +identified O +in O +the O +mouse O +promoter O +. O + +BACKGROUND O +: O +Ischemic O +heart O +disease O +is O +the O +primary O +cause O +of O +morbidity O +and O +mortality O +among O +diabetics O +, O +especially O +those O +who O +became O +ill O +at O +a O +young O +age O +. O + +A O +38 O +- O +year O +- O +old O +woman O +with O +ulcerative O +colitis O +subsequently O +developed O +sarcoidosis O +. O + +Cholesteryl B-GENE +ester I-GENE +transfer I-GENE +protein I-GENE +and O +atherosclerosis O +in O +Japanese O +subjects O +: O +a O +study O +based O +on O +coronary O +angiography O +. O + +Electrophoretic O +mobility O +shift O +assays O +and O +coimmunoprecipitation O +studies O +suggest O +that O +homo O +- O +and O +heterodimerization O +occurs O +between O +cKrox B-GENE +family I-GENE +members I-GENE +. O + +The O +hcKrox B-GENE +gene O +family O +regulates O +multiple O +extracellular O +matrix O +genes O +. O + +A O +review O +of O +the O +literature O +identified O +8 O +comprehensive O +clinical O +studies O +, O +all O +of O +which O +failed O +to O +document O +any O +relationship O +between O +NF1 B-GENE +and O +intracranial O +aneurysms O +. O + +These O +utilisation O +data O +imply O +annual O +drug O +costs O +in O +the O +range O +of O +$ O +US O +480 O +, O +000 O +to O +$ O +US O +3 O +, O +600 O +, O +000 O +for O +TNF B-GENE +antagonists O +for O +RA O +per O +1 O +million O +population O +. O + +This O +study O +investigated O +whether O +boron O +would O +enhance O +the O +ability O +of O +17beta O +- O +estradiol O +( O +E2 O +) O +or O +parathyroid B-GENE +hormone I-GENE +( O +PTH B-GENE +) O +to O +improve O +bone O +quality O +in O +ovariectomized O +OVX O +rats O +. O + +We O +found O +in O +the O +control O +subjects O +rCBF O +increases O +in O +regions O +associated O +with O +the O +meso O +- O +striatal O +and O +meso O +- O +corticolimbic O +circuits O +in O +response O +to O +both O +monetary O +reward O +and O +nonmonetary O +reinforcement O +. O + +Doxorubicin O +( O +DOX O +) O +is O +commonly O +used O +for O +the O +treatment O +of O +hematological O +and O +solid O +tumors O +. O + +The O +event O +rate O +in O +patients O +with O +chronic O +Irr O +- O +rMFP O +or O +Un O +- O +nrMFP O +was O +markedly O +higher O +than O +it O +was O +in O +those O +with O +Rev O +- O +rMFP O +or O +Sta O +- O +nrMFP O +. O + +Subtraction O +hybridization O +identified O +melanoma B-GENE +differentiation I-GENE +associated I-GENE +gene I-GENE +- I-GENE +7 I-GENE +( O +mda B-GENE +- I-GENE +7 I-GENE +) O +, O +as O +a O +gene O +induced O +during O +these O +physiological O +changes O +in O +human O +melanoma O +cells O +. O + +Therefore O +, O +vitamin O +D3 O +analogues O +have O +a O +substantial O +antipsoriatic O +effect O +. O + +Hydrocoele O +is O +common O +in O +men O +in O +Wuchereria O +bancrofti O +- O +endemic O +areas O +, O +the O +treatment O +for O +which O +is O +currently O +surgical O +intervention O +. O + +Growth B-GENE +hormone I-GENE +and O +insulin B-GENE +- I-GENE +like I-GENE +growth I-GENE +factor I-GENE +I I-GENE +receptors I-GENE +in O +the O +temporomandibular O +joint O +of O +the O +rat O +. O + +In O +addition O +to O +that O +, O +she O +received O +hepatic O +intra O +- O +arterial O +infusion O +of O +levoforinate O +( O +l O +- O +LV O +) O +250 O +mg O +and O +5 O +- O +fluorouracil O +( O +5 O +- O +FU O +) O +500 O +mg O +for O +combined O +multiple O +hepatic O +metastases O +starting O +on O +postoperative O +day O +14 O +, O +and O +these O +medications O +were O +administered O +over O +48 O +hours O +once O +weekly O +by O +infuser O +pump O +. O + +The O +astronaut O +crew O +operates O +the O +payload O +and O +documents O +its O +operation O +. O + +For O +these O +patients O +the O +introduction O +of O +a O +separate O +category O +" O +extended O +oligoarthritis O +at O +onset O +" O +should O +be O +considered O +to O +establish O +comparable O +patient O +groups O +. O + +Phase O +II O +trial O +of O +the O +anti B-GENE +- I-GENE +G I-GENE +( I-GENE +D2 I-GENE +) I-GENE +monoclonal I-GENE +antibody I-GENE +3F8 I-GENE +and O +granulocyte B-GENE +- I-GENE +macrophage I-GENE +colony I-GENE +- I-GENE +stimulating I-GENE +factor I-GENE +for O +neuroblastoma O +. O + +Hepatitis O +A O +infected O +food O +handler O +at O +an O +Edmonton O +, O +Alberta O +retail O +food O +facility O +: O +public O +health O +protection O +strategies O +. O + +Hydrogels O +for O +tissue O +engineering O +. O + +Eliminating O +any O +subset O +of O +ASCUS O +reduces O +the O +ASCUS O +/ O +SIL O +ratio O +but O +also O +significantly O +diminishes O +the O +sensitivity O +of O +the O +Papanicolaou O +test O +. O + +Eliminating O +any O +subset O +of O +ASCUS O +reduces O +the O +ASCUS O +/ O +SIL O +ratio O +but O +also O +significantly O +diminishes O +the O +sensitivity O +of O +the O +Papanicolaou O +test O +. O + +Two O +nuclear O +medicine O +physicians O +blinded O +to O +the O +surgical O +findings O +interpreted O +all O +available O +images O +and O +various O +Tc O +- O +99m O +MIBI O +image O +combinations O +at O +15 O +minutes O +alone O +; O +15 O +minutes O +and O +2 O +hours O +, O +15 O +minutes O +and O +4 O +hours O +; O +and O +15 O +minutes O +and O +2 O +and O +4 O +hours O +each O +with O +and O +without O +correlative O +pertechnetate O +thyroid O +imaging O +. O + +Between O +1967 O +and O +1994 O +, O +495 O +patients O +underwent O +surgery O +for O +primary O +PTC O +at O +the O +Department O +of O +Surgery O +, O +Helsinki O +University O +Central O +Hospital O +. O + +ISS O +and O +the O +acute O +physiology O +and O +chronic O +health O +evaluation O +( O +APACHE O +II O +) O +calculated O +on O +admission O +. O + +The O +procedure O +is O +less O +aggressive O +and O +painful O +than O +sternotomy O +. O + +Paul O +Monagle O +addresses O +the O +epidemiology O +of O +neonatal O +thrombosis O +outside O +of O +the O +central O +nervous O +system O +in O +both O +arterial O +and O +venous O +locations O +, O +and O +those O +that O +occur O +in O +utero O +. O + +[ O +Clinical O +and O +epidemiological O +characteristics O +of O +squamous O +cell O +carcinoma O +of O +the O +oral O +cavity O +in O +women O +] O +BACKGROUND O +: O +Squamous O +cell O +carcinoma O +( O +SCC O +) O +of O +the O +oral O +cavity O +occurs O +mainly O +in O +the O +male O +population O +. O + +Regarding O +gestational O +risk O +, O +3 O +, O +243 O +drugs O +used O +( O +34 O +% O +) O +belonged O +to O +category O +A O +risk O +, O +1 O +, O +923 O +( O +22 O +. O +6 O +% O +) O +to O +category O +B O +, O +3 O +, O +798 O +( O +39 O +. O +7 O +% O +) O +to O +category O +C O +, O +289 O +( O +3 O +. O +0 O +% O +) O +to O +category O +D O +, O +and O +55 O +( O +0 O +. O +6 O +% O +) O +to O +category O +X O +. O + +The O +process O +has O +been O +applied O +to O +the O +river O +reclamation O +in O +Yangpu O +District O +of O +Shanghai O +City O +, O +China O +. O + +Physical O +principles O +in O +therapeutic O +apheresis O +. O + +Rind O +et O +al O +. O +' O +s O +study O +' O +s O +main O +conclusions O +were O +not O +supported O +by O +the O +original O +data O +. O + +Of O +major O +concern O +to O +food O +processors O +is O +the O +inadvertent O +cross O +- O +contact O +of O +food O +products O +with O +allergenic O +residues O +, O +which O +could O +result O +in O +potentially O +life O +- O +threatening O +reactions O +in O +those O +with O +a O +food O +allergy O +. O + +Lactate O +accumulation O +peak O +was O +unaffected O +by O +supplementation O +( O +HMB O +, O +8 O +. O +1 O ++ O +/ O +- O +1 O +. O +1 O +mM O +; O +LEU O +, O +6 O +. O +2 O ++ O +/ O +- O +0 O +. O +8 O +mM O +; O +CON O +, O +7 O +. O +5 O ++ O +/ O +- O +1 O +. O +3 O +mM O +) O +. O + +The O +increased O +clearance O +observed O +in O +young O +infants O +is O +in O +contrast O +to O +other O +opioids O +. O + +These O +results O +were O +robust O +to O +changes O +in O +the O +baseline O +assumptions O +of O +the O +model O +. O + +CONCLUSION O +: O +The O +training O +of O +novices O +using O +MIST O +- O +VR O +yields O +quantifiable O +changes O +in O +skill O +that O +are O +transferable O +to O +a O +simple O +real O +task O +and O +are O +similar O +to O +the O +results O +achieved O +with O +conventional O +training O +. O + +The O +patients O +and O +their O +families O +were O +closely O +questioned O +, O +and O +full O +clinical O +examination O +included O +a O +test O +for O +orthostasia O +. O + +They O +have O +not O +been O +previously O +reported O +as O +a O +reaction O +to O +i O +. O +v O +. O +contrast O +material O +. O + +There O +was O +a O +statistically O +significant O +correlation O +between O +simultaneous O +weekly O +average O +pollen O +levels O +in O +Philadelphia O +and O +in O +Cherry O +Hill O +( O +Acer O +, O +r O +( O +p O +) O += O +0 O +. O +987 O +, O +Quercus O +, O +r O +( O +p O +) O += O +0 O +. O +645 O +, O +Betula O +, O +r O +( O +p O +) O += O +0 O +. O +896 O +, O +Pinus O +, O +r O +( O +p O +) O += O +0 O +. O +732 O +, O +Cupressaceae O +, O +r O +( O +p O +) O += O +0 O +. O +695 O +, O +Poaceae O +, O +r O +( O +p O +) O += O +0 O +. O +950 O +, O +Ambrosia O +, O +r O +( O +p O +) O += O +0 O +. O +903 O +, O +and O +Rumex O +, O +r O +( O +p O +) O += O +0 O +. O +572 O +, O +P O +< O +0 O +. O +001 O +) O +. O + +Encouraged O +by O +a O +Dutch O +study O +using O +etidronate O +/ O +fluoride O +in O +corticoid O +- O +induced O +osteoporosis O +, O +we O +performed O +a O +pilot O +study O +in O +33 O +men O +with O +severe O +established O +primary O +osteoporosis O +giving O +cyclically O +etidronate O +for O +14 O +days O +followed O +by O +fluoride O +plus O +calcium O +/ O +vitamin O +D O +for O +76 O +days O +. O + +In O +order O +to O +overcome O +the O +false O +positive O +readings O +that O +are O +possible O +in O +sphincter O +manometry O +, O +we O +proposed O +to O +use O +secretin B-GENE +stimulated O +endoscopic O +ultrasound O +( O +SSEUS O +) O +to O +measure O +pancreatic O +ductal O +response O +as O +an O +adjunctive O +method O +to O +aid O +and O +supplement O +the O +diagnosis O +. O + +The O +cut O +- O +off O +percentage O +positivity O +value O +was O +established O +using O +500 O +brucellosis O +- O +positive O +and O +500 O +brucellosis O +- O +negative O +serum O +samples O +, O +confirmed O +with O +reference O +to O +the O +sample O +data O +using O +the O +indirect O +ELISA O +kit O +. O + +An O +analysis O +of O +the O +dynamics O +is O +performed O +of O +exactly O +solvable O +models O +for O +fragile O +and O +strong O +glasses O +, O +exploiting O +the O +partitioning O +of O +the O +free O +- O +energy O +landscape O +in O +inherent O +structures O +. O + +Fifty O +- O +six O +semen O +samples O +were O +included O +in O +this O +study O +; O +18 O +were O +subnormal O +( O +G1 O +) O +and O +38 O +were O +normal O +( O +G2 O +) O +based O +on O +World O +Health O +Organization O +criteria O +, O +except O +for O +morphology O +, O +which O +was O +evaluated O +according O +to O +strict O +criteria O +. O + +At O +this O +timepoint O +, O +many O +leucocytes O +in O +the O +ME O +and O +ET O +mucosa O +had O +incorporated O +BrdU O +( O +between O +15 O +and O +25 O +% O +within O +the O +subsets O +) O +. O + +Their O +chemical O +structures O +were O +elucidated O +as O +1 O +alpha O +, O +2 O +alpha O +- O +diacetoxy O +- O +8 O +beta O +- O +isobutanoyloxy O +- O +9 O +alpha O +- O +benzoyloxy O +- O +13 O +- O +( O +alpha O +- O +methyl O +) O +butanoyloxy O +- O +4 O +beta O +, O +6 O +beta O +- O +dihydroxy O +- O +beta O +- O +dihydroagarofuran O +( O +1 O +) O +, O +1 O +alpha O +, O +2 O +alpha O +- O +diacetoxy O +- O +8 O +beta O +- O +( O +beta O +- O +furancarbonyloxy O +) O +- O +9 O +alpha O +- O +benzoyloxy O +- O +13 O +- O +isobutanoyloxy O +- O +4 O +beta O +, O +6 O +beta O +- O +dihydroxy O +- O +beta O +- O +dihydroagarofuran O +( O +2 O +) O +and O +1 O +alpha O +, O +6 O +beta O +, O +8 O +alpha O +, O +13 O +- O +tetraacetoxy O +- O +9 O +alpha O +- O +benzoyloxy O +- O +2 O +alpha O +- O +hydroxy O +- O +beta O +- O +dihydroagarofuran O +( O +3 O +) O +mainly O +by O +analyses O +NMR O +and O +MS O +spectral O +data O +. O + +Saunders O +Company O +. O + +Acute O +stress O +in O +7 O +rats O +also O +increased O +the O +mean O +amount O +of O +IL B-GENE +- I-GENE +6 I-GENE +released O +in O +the O +urine O +by O +31 O +. O +5 O +% O +from O +775 O +. O +9 O ++ O +/ O +- O +69 O +. O +2 O +to O +1 O +, O +021 O +. O +1 O ++ O +/ O +- O +93 O +. O +3 O +pg O +. O +/ O +ml O +. O + +Patients O +with O +CF O +and O +meconium O +ileus O +presented O +a O +poor O +nutritional O +status O +at O +diagnosis O +and O +a O +lower O +survival O +rate O +compared O +to O +the O +general O +CF O +population O +. O + +( O +Cactaceae O +) O +waste O +matter O +. O + +Skin O +cancers O +, O +followed O +by O +gastrointestinal O +tract O +and O +male O +genital O +system O +affected O +mostly O +older O +age O +patients O +. O + +CONCLUSION O +: O +MMF O +( O +2 O +- O +3 O +g O +/ O +day O +) O +is O +unable O +to O +control O +the O +signs O +of O +mucocutaneous O +Adamantiades O +- O +Behcet O +' O +s O +disease O +. O + +In O +the O +treatment O +of O +opioid O +naive O +patients O +who O +underwent O +surgery O +and O +received O +opioids O +for O +acute O +pain O +, O +oral O +ADL O +8 O +- O +2698 O +( O +6 O +. O +0 O +mg O +) O +improved O +the O +management O +of O +postoperative O +ileus O +( O +POI O +) O +by O +shortening O +the O +time O +to O +achieve O +normal O +bowel O +function O +and O +, O +ultimately O +, O +hospital O +stay O +. O + +Evidence O +suggests O +that O +PHACES O +syndrome O +is O +not O +a O +random O +association O +but O +a O +true O +phakomatosis O +; O +further O +studies O +are O +awaited O +to O +shed O +light O +on O +a O +possible O +genetic O +background O +. O + +Moreover O +, O +a O +severe O +decrease O +of O +antithrombin B-GENE +activity O +became O +evident O +during O +both O +experiments O +( O +eg O +, O +in O +experiment O +2 O +from O +95 O +. O +6 O ++ O +/ O +- O +4 O +. O +8 O +to O +59 O +. O +2 O ++ O +/ O +- O +6 O +. O +6 O +% O +) O +. O + +The O +Penn O +State O +Worry O +Questionnaire O +for O +Children O +( O +PSWQ O +- O +C O +) O +is O +a O +14 O +- O +item O +self O +- O +report O +questionnaire O +that O +intends O +to O +measure O +the O +tendency O +of O +children O +to O +engage O +in O +excessive O +, O +generalized O +, O +and O +uncontrollable O +worry O +( O +Chorpita O +et O +al O +. O +, O +Behav O +. O + +Described O +X O +- O +ray O +projection O +were O +performed O +in O +70 O +patients O +. O + +Pyrethroid O +insecticides O +are O +widely O +used O +in O +agriculture O +and O +private O +households O +. O + +The O +sorption O +mechanisms O +changed O +from O +adsorption O +to O +partition O +in O +the O +process O +of O +repetitious O +sorption O +. O + +Although O +the O +spatial O +and O +temporal O +variability O +of O +LDF O +signals O +evoked O +by O +cerebrocortical O +microflow O +is O +in O +the O +same O +range O +as O +with O +other O +methods O +and O +in O +other O +organs O +, O +LDF O +cerebrocortical O +mapping O +is O +restricted O +by O +the O +large O +temporal O +and O +spatial O +heterogeneity O +of O +the O +cerebrocortical O +vasculature O +. O + +The O +5 O +- O +year O +overall O +survival O +( O +OS O +) O +and O +progression O +- O +free O +survival O +( O +PFS O +) O +rates O +were O +58 O +. O +9 O +% O +and O +55 O +. O +4 O +% O +for O +arm O +A O +and O +44 O +. O +5 O +% O +and O +41 O +. O +3 O +% O +for O +arm O +B O +( O +P O += O +. O +007 O +and O +P O += O +. O +02 O +) O +, O +respectively O +. O + +METHODS O +: O +P B-GENE +- I-GENE +selectin I-GENE +expression O +of O +nonstimulated O +and O +ADP O +- O +stimulated O +platelets O +was O +flow O +cytometrically O +measured O +before O +the O +clopidogrel O +loading O +dose O +and O +on O +3 O +consecutive O +days O +in O +52 O +patients O +with O +coronary O +artery O +disease O +: O +21 O +patients O +in O +group O +1 O +received O +300 O +mg O +of O +clopidogrel O +after O +stent O +implantation O +and O +11 O +patients O +in O +group O +2 O +received O +the O +higher O +450 O +- O +mg O +clopidogrel O +loading O +dose O +followed O +by O +a O +daily O +dose O +of O +75 O +mg O +of O +clopidogrel O +for O +both O +groups O +. O + +Traditional O +surgical O +exploration O +was O +followed O +by O +survey O +with O +a O +gamma O +- O +detecting O +probe O +. O + +No O +effect O +of O +the O +intervention O +on O +depression O +scores O +was O +found O +. O + +IV O +. O +combined O +sclerosis O +and O +resorption O +of O +the O +skull O +base O +( O +6 O +cases O +, O +2 O +group O +I O +lesions O +and O +4 O +group O +II O +lesions O +) O +. O + +The O +quantity O +of O +each O +population O +( O +L O +. O +bulgaricus O +, O +S O +. O +thermophilus O +) O +was O +then O +estimated O +in O +the O +pellet O +by O +PyMS O +, O +and O +the O +data O +were O +analysed O +by O +artificial O +neural O +networks O +( O +ANNs O +) O +. O + +AF B-GENE +showed O +a O +mixed O +nuclear O +/ O +cytoplasmic O +pattern O +of O +expression O +in O +the O +epithelial O +, O +endothelial O +, O +and O +stromal O +component O +of O +the O +normal O +breast O +and O +benign O +lesions O +, O +whereas O +an O +impressive O +loss O +of O +AF B-GENE +expression O +was O +noted O +in O +in O +situ O +and O +invasive O +breast O +cancer O +and O +tumoral O +stroma O +. O + +We O +derive O +joint O +probability O +density O +distributions O +for O +three O +key O +uncertain O +properties O +of O +the O +climate O +system O +, O +using O +an O +optimal O +fingerprinting O +approach O +to O +compare O +simulations O +of O +an O +intermediate O +complexity O +climate O +model O +with O +three O +distinct O +diagnostics O +of O +recent O +climate O +observations O +. O + +Frequency O +of O +seeing O +curves O +were O +examined O +for O +the O +method O +most O +similar O +to O +FDT O +. O + +Chronic O +graft O +- O +versus O +- O +host O +disease O +( O +cGVHD O +) O +is O +a O +major O +complication O +of O +allogeneic O +hematopoietic O +cell O +transplantation O +. O + +Compared O +to O +white O +- O +on O +- O +white O +( O +W O +- O +W O +) O +perimetry O +, O +SWAP O +is O +limited O +clinically O +by O +: O +greater O +variability O +associated O +with O +the O +estimation O +of O +threshold O +, O +ocular O +media O +absorption O +, O +increased O +examination O +duration O +and O +an O +additional O +learning O +effect O +. O + +Preservatives O +are O +an O +important O +component O +of O +ophthalmic O +preparations O +, O +providing O +antimicrobial O +activity O +in O +the O +bottle O +and O +preventing O +decomposition O +of O +active O +drug O +. O + +Comparative O +analysis O +of O +various O +techniques O +of O +prostatic O +drainage O +in O +patients O +with O +chronic O +obstructive O +prostatitis O +] O +The O +efficacy O +of O +prostatic O +drainage O +using O +transurethral O +vacuum O +aspiration O +( O +Introl O +- O +4 O +unit O +) O +and O +transrectal O +pneumovibromassage O +( O +PVM O +- O +R O +- O +01 O +) O +was O +compared O +in O +1511 O +patients O +with O +chronic O +obstructive O +prostatitis O +. O + +Consumption O +of O +4 O +% O +sucrose O +was O +not O +affected O +by O +excitotoxic O +lesions O +of O +the O +PPTg O +, O +but O +PPTg O +lesioned O +rats O +consumed O +significantly O +more O +12 O +% O +and O +20 O +% O +sucrose O +than O +sham O +controls O +. O + +Actuarial O +freedom O +from O +ventricular O +arrhythmias O +at O +4 O +- O +year O +follow O +- O +up O +was O +74 O +. O +1 O ++ O +/ O +- O +6 O +. O +0 O +% O +in O +group O +A O +vs O +. O + +Mental O +development O +is O +generally O +normal O +. O + +Influence O +of O +different O +methods O +of O +chemical O +disinfection O +on O +the O +physical O +properties O +of O +type O +IV O +and O +V O +gypsum O +dies O +] O +Several O +instruments O +and O +materials O +frequently O +used O +in O +prosthodontics O +- O +- O +such O +as O +stone O +casts O +, O +dental O +impressions O +, O +interocclusal O +records O +- O +- O +are O +classified O +, O +by O +the O +dental O +literature O +, O +as O +vehicles O +of O +transmission O +of O +infectious O +diseases O +to O +those O +who O +handle O +them O +. O + +Vitrectomy O +and O +removal O +of O +retained O +lens O +fragments O +restores O +good O +visual O +acuity O +and O +reduces O +secondary O +glaucoma O +in O +the O +majority O +of O +patients O +. O + +CONCLUSIONS O +: O +The O +mechanism O +of O +MIRI O +is O +Qi O +deficiency O +and O +blood O +stasis O +in O +TCM O +, O +its O +treating O +principles O +should O +be O +promoting O +Qi O +and O +removing O +the O +blood O +stasis O +. O + +Effects O +of O +activating O +blood O +circulation O +to O +remove O +blood O +stasis O +on O +barrier O +action O +of O +gastric O +wall O +in O +chronic O +atrophic O +gastritis O + +Proteomic O +patterns O +of O +nipple O +aspirate O +fluids O +obtained O +by O +SELDI O +- O +TOF O +: O +potential O +for O +new O +biomarkers O +to O +aid O +in O +the O +diagnosis O +of O +breast O +cancer O +. O + +According O +to O +the O +laboratory O +results O +, O +the O +application O +of O +neural O +network O +can O +solve O +the O +problem O +successfully O +. O + +A O +high O +- O +efficiency O +cross O +- O +flow O +micronebulizer O +interface O +for O +capillary O +electrophoresis O +and O +inductively O +coupled O +plasma O +mass O +spectrometry O +. O + +The O +experimental O +results O +showed O +that O +the O +coagulation O +- O +electrooxidation O +process O +could O +efficiently O +remove O +the O +color O +and O +the O +COD O +from O +the O +simulated O +dye O +wastewater O +. O + +Cyclic O +loading O +of O +bone O +during O +normal O +daily O +activity O +leads O +to O +the O +formation O +of O +microcracks O +within O +the O +tissue O +matrix O +of O +compact O +bone O +. O + +The O +weight O +- O +bearing O +surface O +of O +the O +PE O +head O +became O +smoother O +with O +time O +after O +THA O +, O +and O +the O +friction O +coefficient O +did O +not O +differ O +significantly O +from O +that O +of O +an O +unused O +PE O +head O +. O + +OBJECTIVE O +: O +To O +demonstrate O +a O +lack O +of O +effect O +of O +steady O +- O +state O +concentrations O +of O +cilomilast O +, O +a O +new O +oral O +phosphodiesterase B-GENE +4 I-GENE +inhibitor O +for O +the O +treatment O +of O +chronic O +obstructive O +pulmonary O +disease O +, O +on O +warfarin O +- O +induced O +anticoagulation O +. O + +Postdocs O +face O +hardship O +across O +mainland O +Europe O +. O + +The O +design O +principle O +based O +on O +a O +uniform O +vibration O +mode O +is O +presented O +. O + +Dynamic O +imaging O +of O +nuclear O +wave O +functions O +with O +ultrashort O +UV O +laser O +pulses O +. O + +Efficacy O +and O +safety O +of O +aspirin O +in O +the O +long O +- O +term O +management O +of O +atherothrombosis O +. O + +The O +General O +Practice O +Research O +Database O +( O +GPRD O +) O +is O +the O +world O +' O +s O +largest O +computerized O +database O +of O +anonymized O +longitudinal O +patient O +records O +from O +general O +practice O +and O +is O +a O +unique O +public O +health O +research O +tool O +. O + +This O +paper O +reports O +the O +results O +of O +a O +laboratory O +study O +on O +aldicarb O +and O +its O +main O +metabolites O +, O +aldicarb O +sulfone O +and O +aldicarb O +sulfoxide O +. O + +Only O +one O +DC O +cardioversion O +was O +required O +in O +the O +HBS O +group O +, O +whereas O +2 O +DC O +in O +the O +CBC O +group O +and O +total O +7 O +DC O +in O +the O +GIK O +group O +. O + +Since O +August O +1994 O +, O +the O +ENRP O +has O +retained O +70 O +. O +3 O +metric O +tons O +of O +TP O +that O +otherwise O +would O +have O +entered O +the O +Everglades O +. O + +It O +was O +found O +that O +the O +disappearance O +of O +BOD5 O +and O +NH3 O +- O +N O +could O +be O +approximated O +using O +first O +- O +order O +kinetics O +, O +but O +the O +kinetics O +of O +TP O +removal O +were O +unclear O +. O + +It O +was O +found O +that O +the O +disappearance O +of O +BOD5 O +and O +NH3 O +- O +N O +could O +be O +approximated O +using O +first O +- O +order O +kinetics O +, O +but O +the O +kinetics O +of O +TP O +removal O +were O +unclear O +. O + +Losses O +of O +dichlofluanid O +( O +54 O +% O +) O +, O +chlozolinate O +( O +22 O +% O +) O +, O +and O +etridiazole O +( O +40 O +% O +) O +, O +previously O +reported O +to O +occur O +during O +ambient O +processing O +of O +apples O +, O +were O +reduced O +to O +barely O +significant O +levels O +( O +10 O +, O +17 O +, O +and O +14 O +% O +, O +respectively O +) O +by O +cryogenic O +processing O +. O + +The O +TB O +incidence O +in O +the O +" O +AIRIN O +" O +area O +, O +where O +about O +20 O +% O +TB O +patients O +are O +homeless O +, O +shows O +highest O +rate O +of O +above O +1 O +, O +000 O +/ O +100 O +, O +000 O +. O + +It O +is O +shown O +that O +the O +displacement O +distribution O +measured O +by O +q O +- O +space O +MRI O +in O +both O +the O +large O +displacement O +( O +i O +. O +e O +. O +, O +large O +r O +) O +and O +the O +long O +- O +wavelength O +( O +i O +. O +e O +. O +, O +small O +q O +) O +limits O +is O +the O +same O +3D O +Gaussian O +displacement O +distribution O +assumed O +in O +DT O +- O +MRI O +. O + +The O +procedure O +facilitated O +the O +retention O +of O +a O +mandibular O +molar O +with O +a O +Class O +III O +FI O +in O +a O +manner O +acceptable O +to O +both O +the O +patient O +and O +the O +clinician O +. O + +The O +results O +of O +our O +ten O +- O +fold O +cross O +- O +validation O +experiments O +show O +that O +, O +on O +the O +average O +, O +the O +system O +increases O +the O +specificity O +from O +0 O +. O +19 O +( O +0 O +. O +35 O +) O +to O +0 O +. O +69 O +( O +0 O +. O +74 O +) O +at O +a O +sensitivity O +level O +of O +1 O +. O +0 O +( O +0 O +. O +95 O +) O +. O + +The O +physical O +characteristics O +of O +these O +calls O +vary O +among O +species O +of O +bat O +, O +and O +variations O +also O +exist O +in O +the O +timing O +and O +patterns O +of O +respiratory O +muscle O +recruitment O +during O +echolocation O +. O + +Clicking O +on O +" O +Examples O +and O +Explanations O +of O +APA O +Form O +" O +provides O +a O +help O +system O +with O +examples O +of O +the O +various O +sections O +of O +a O +review O +article O +, O +journal O +article O +that O +has O +one O +experiment O +, O +or O +journal O +article O +that O +has O +two O +or O +more O +experiments O +. O + +The O +drug O +packets O +contained O +acetyl O +aspirin O +, O +acetaminophen O +and O +chloramphenicol O +. O + +Karger O +AG O +, O +Basel O + +AIM O +: O +To O +understand O +the O +role O +of O +nutritional O +status O +in O +cirrhotic O +patients O +without O +clinical O +porto O +- O +systemic O +encephalopathy O +( O +PSE O +) O +. O +METHODS O +: O +Fifty O +- O +one O +non O +- O +alcoholic O +patients O +with O +cirrhosis O +without O +PSE O +were O +studied O +prospectively O +and O +compared O +with O +20 O +healthy O +volunteers O +. O + +MAIN O +OUTCOME O +MEASURE O +( O +S O +) O +: O +Serum O +levels O +of O +FSH B-GENE +, O +LH B-GENE +, O +and O +inhibin B-GENE +A I-GENE +and I-GENE +B I-GENE +. O + +For O +instance O +, O +a O +total O +SIP O +score O +of O +an O +individual O +patient O +of O +28 O +. O +3 O +% O +( O +which O +is O +taken O +as O +an O +example O +, O +being O +the O +mean O +score O +in O +the O +study O +population O +) O +should O +decrease O +by O +at O +least O +9 O +. O +26 O +% O +or O +approximately O +13 O +items O +, O +before O +any O +improvement O +beyond O +reproducibility O +noise O +can O +be O +detected O +. O + +Group O +I O +comprised O +5 O +adult O +Collies O +that O +received O +at O +least O +400 O +microg O +/ O +kg O +ivermectin O +p O +. O +o O +. O +and O +were O +presented O +to O +the O +VMTH O +3 O +hours O +after O +intoxication O +. O + +No O +increased O +tumor O +- O +related O +mortality O +was O +observed O +after O +a O +mean O +follow O +- O +up O +of O +44 O +months O +. O + +Dissociable O +effects O +of O +lidocaine O +inactivation O +of O +the O +rostral O +and O +caudal O +basolateral O +amygdala O +on O +the O +maintenance O +and O +reinstatement O +of O +cocaine O +- O +seeking O +behavior O +in O +rats O +. O + +The O +population O +studied O +comprised O +4472 O +men O +and O +5212 O +women O +aged O +30 O +- O +74 O +years O +, O +without O +coronary O +heart O +disease O +, O +who O +had O +CRP B-GENE +measurements O +in O +the O +Third O +National O +Health O +and O +Nutrition O +Examination O +Survey O +( O +NHANES O +III O +) O +. O + +Herceptin O +, O +which O +recognizes O +the O +HER B-GENE +- I-GENE +2 I-GENE +/ O +neu B-GENE +antigen O +and O +has O +similar O +size O +( O +10 O +nm O +) O +to O +G6 O +- O +( O +1B4M O +- O +Gd O +) O +( O +256 O +) O +, O +accumulated O +and O +internalized O +in O +the O +WIBC O +- O +9 O +tumors O +more O +quickly O +than O +in O +the O +control O +MC O +- O +5 O +tumors O +that O +progress O +with O +normal O +angiogenesis O +. O + +Forty O +- O +eight O +pigs O +were O +removed O +from O +sows O +at O +1 O +d O +of O +age O +and O +randomly O +assigned O +to O +one O +of O +three O +treatments O +: O +1 O +) O +control O +with O +lactose O +as O +the O +carbohydrate O +source O +, O +2 O +) O +lactose O +replaced O +( O +gram O +for O +gram O +) O +with O +CSS O +( O +dextrose O +equivalent O +[ O +DE O +] O +- O +20 O +) O +, O +and O +3 O +) O +lactose O +replaced O +with O +DE O +- O +42 O +. O + +CONCLUSIONS O +: O +AMVT O +is O +rare O +but O +a O +potentially O +lethal O +emergency O +disease O +. O + +Therefore O +, O +in O +a O +large O +animal O +model O +of O +permanent O +focal O +ischemia O +in O +which O +transfusion O +starts O +30 O +min O +after O +ischemia O +, O +tetrameric O +cross O +- O +linked O +hemoglobin B-GENE +transfusion O +can O +augment O +oxygen O +transport O +to O +the O +ischemic O +cortex O +, O +but O +the O +increase O +can O +be O +delayed O +and O +not O +necessarily O +provide O +protection O +. O + +Since O +the O +early O +1980s O +there O +has O +been O +increasing O +awareness O +of O +the O +importance O +of O +quantifying O +health O +- O +related O +quality O +of O +life O +( O +HRQL O +) O +in O +patients O +with O +chronic O +respiratory O +disorders O +included O +in O +clinical O +trials O +. O + +They O +were O +randomly O +allocated O +to O +receive O +either O +625 O +mg O +of O +calcium O +carbonate O +( O +250 O +mg O +of O +elemental O +calcium O +) O +at O +the O +end O +of O +a O +meal O +three O +times O +a O +day O +( O +group O +A O +, O +n O += O +26 O +) O +or O +calcium O +carbonate O +in O +the O +same O +manner O +plus O +0 O +. O +625 O +mg O +/ O +day O +of O +conjugated O +equine O +estrogen O +and O +5 O +mg O +medrogestone O +acetate O +from O +day O +1 O +- O +12 O +each O +month O +( O +group O +B O +, O +n O += O +30 O +) O +. O + +The O +two O +- O +wave O +, O +1995 O +- O +1996 O +National O +Longitudinal O +Study O +of O +Adolescent O +Health O +uses O +a O +measure O +of O +depressive O +symptomatology O +across O +a O +12 O +- O +month O +interval O +. O + +METHODS O +: O +9 O +cases O +of O +conventional O +intermittent O +tissue O +expansion O +( O +CITE O +) O +and O +9 O +cases O +of O +continuous O +pressure O +- O +controlled O +tissue O +expansion O +( O +CPTE O +) O +were O +chosen O +for O +the O +study O +. O + +Wegener O +' O +s O +granulomatosis O + +There O +was O +a O +significant O +effect O +of O +hematocrit O +on O +the O +General O +Health O +scale O +on O +the O +SF O +- O +36 O +( O +P O += O +0 O +. O +03 O +) O +. O + +A O +global O +response O +rate O +was O +17 O +% O +( O +95 O +% O +confidence O +interval O +( O +95 O +% O +CI O +) O +: O +2 O +% O +- O +32 O +% O +) O +and O +the O +median O +overall O +survival O +was O +12 O +months O +. O + +We O +also O +studied O +a O +new O +parameter O +: O +the O +angle O +to O +maximal O +peak O +torque O +( O +APT O +) O +. O + +For O +the O +2 O +. O +5 O +to O +4 O +ng O +/ O +mL O +model O +, O +the O +AUC O +of O +the O +ANN O +ROC O +curve O +was O +significantly O +higher O +than O +the O +AUCs O +for O +percentage O +of O +free O +PSA B-GENE +( O +P O += O +. O +0239 O +) O +, O +PSA O +- O +TZ O +( O +P O += O +. O +0204 O +) O +, O +and O +PSA B-GENE +density O +and O +total O +prostate O +volume O +( O +P O +< O +. O +01 O +for O +both O +) O +. O + +Potential O +treatments O +include O +dobutamine O +, O +KATP O +channel O +activators O +, O +and O +21 O +- O +aminosteroids O +. O + +Selenium O +is O +an O +essential O +element O +for O +humans O +, O +animals O +and O +some O +species O +of O +microorganisms O +. O + +The O +GT O +- O +foreign O +- O +pictures O +showed O +that O +the O +judgment O +of O +other O +subjects O +changed O +toward O +hedonic O +and O +permeability O +directions O +. O + +RESULTS O +: O +The O +target O +dose O +was O +comparable O +in O +the O +3D O +- O +CRT O +and O +IMRT O +plans O +, O +although O +improvements O +were O +seen O +when O +seven O +and O +nine O +IMRT O +fields O +were O +used O +. O + +We O +therefore O +applied O +a O +radiolabelled O +serumalbumin B-GENE +method O +to O +determine O +blood O +volume O +after O +haemodilution O +with O +crosslinked O +or O +conjugated O +haemoglobin B-GENE +, O +in O +comparison O +with O +a O +reference O +solution O +of O +hydroxyethyl O +starch O +( O +HES O +) O +. O + +The O +equilibrium O +phosphorus O +content O +( O +EPC0 O +) O +of O +surface O +soil O +was O +generally O +higher O +than O +the O +SRP O +content O +of O +drainage O +water O +, O +at O +one O +farm O +by O +1 O +order O +of O +magnitude O +. O + +The O +long O +- O +term O +prediction O +is O +based O +on O +an O +algorithm O +for O +R O +- O +R O +interval O +estimation O +. O + +Despite O +considerable O +research O +, O +an O +explanation O +of O +this O +effect O +has O +been O +elusive O +. O + +The O +structure O +has O +been O +established O +by O +a O +study O +of O +its O +mono O +- O +and O +bidimensional O +NMR O +spectra O +and O +mass O +spectrometry O +. O + +We O +argue O +that O +this O +is O +the O +general O +property O +of O +QSAR O +models O +developed O +using O +LOO O +cross O +- O +validation O +. O + +We O +compared O +the O +efficacy O +and O +costs O +of O +valacyclovir O +in O +preventing O +HSV O +reactivation O +among O +HSV O +seropositive O +autologous O +progenitor O +cell O +transplantation O +( O +APCT O +) O +patients O +with O +historical O +controls O +in O +whom O +intravenous O +acyclovir O +or O +no O +HSV O +prophylaxis O +were O +used O +. O + +All O +adults O +attending O +the O +outpatient O +clinics O +of O +a O +dermatological O +hospital O +on O +predetermined O +days O +were O +given O +the O +12 O +- O +item O +General O +Health O +Questionnaire O +. O + +Data O +on O +prosthesis O +use O +are O +encouraging O +, O +although O +a O +follow O +- O +up O +study O +is O +required O +to O +determine O +the O +functional O +outcome O +for O +prosthesis O +users O +and O +non O +- O +users O +. O + +A O +mail O +survey O +of O +Georgia O +members O +of O +the O +American O +College O +of O +Obstetricians O +and O +Gynecologists O +was O +conducted O +. O + +HIV O +- O +1 O +C O +subtype O +in O +IDUs O +accounted O +for O +61 O +. O +3 O +% O +. O + +When O +a O +plateau O +of O +enhancement O +was O +reached O +, O +a O +single O +lesion O +in O +each O +patient O +was O +imaged O +using O +five O +different O +continuous O +scanning O +modes O +, O +fundamental O +grey O +scale O +( O +FGS O +) O +; O +fundamental O +colour O +Doppler O +( O +FCD O +) O +; O +fundamental O +power O +Doppler O +( O +FPD O +) O +; O +second O +harmonic O +grey O +scale O +( O +HGS O +) O +; O +and O +pulse O +inversion O +mode O +( O +Pim O +) O +using O +an O +HDI5000 O +scanner O +and O +C5 O +- O +2 O +probe O +( O +ATL O +, O +Bothell O +, O +WA O +) O +. O + +A O +comparative O +study O +of O +the O +effects O +of O +carbamazepine O +and O +the O +NMDA B-GENE +receptor I-GENE +antagonist O +remacemide O +on O +road O +tracking O +and O +car O +- O +following O +performance O +in O +actual O +traffic O +. O + +We O +find O +that O +the O +measured O +Nusselt O +number O +decreased O +about O +20 O +% O +over O +the O +range O +of O +Pr O +spanned O +in O +the O +experiment O +. O + +Viral O +and O +atypical O +pathogens O +as O +causes O +of O +type O +1 O +acute O +exacerbations O +of O +chronic O +bronchitis O +. O + +Treatment O +for O +this O +condition O +often O +involves O +use O +of O +a O +wax O +softening O +or O +dispersing O +agent O +( O +cerumenolytic O +) O +before O +syringing O +. O + +In O +addition O +, O +benzocaine O +and O +2 O +- O +phenoxyethanol O +depressed O +complement O +activity O +and O +phagocytosis O +, O +while O +MS222 O +and O +quinaldine O +sulphate O +did O +not O +. O + +The O +EC O +( O +50 O +) O +for O +suppression O +of O +long O +- O +term O +memory O +( O +the O +concentration O +decreasing O +memory O +by O +50 O +% O +) O +of O +fear O +conditioning O +to O +context O +was O +2 O +. O +00 O +% O +plus O +/ O +minus O +0 O +. O +01 O +% O +( O +mean O +plus O +/ O +minus O +SEM O +) O +, O +and O +for O +fear O +conditioning O +to O +tone O +was O +3 O +. O +45 O +% O +plus O +/ O +minus O +0 O +. O +26 O +% O +, O +( O +P O +< O +0 O +. O +05 O +) O +. O + +It O +has O +been O +proposed O +that O +insulin B-GENE +resistance O +( O +IR O +) O +underlies O +a O +cluster O +of O +cardiovascular O +disease O +( O +CVD O +) O +risk O +factors O +constituting O +a O +" O +metabolic O +syndrome O +. O +" O +CVD O +is O +a O +leading O +cause O +of O +premature O +mortality O +among O +indigenous O +Australians O +. O + +Dementia O +is O +being O +avoided O +in O +NHS O +and O +social O +care O +. O + +HIV O +- O +1 O +infection O +in O +rural O +Africa O +: O +is O +there O +a O +difference O +in O +median O +time O +to O +AIDS O +and O +survival O +compared O +with O +that O +in O +industrialized O +countries O +? O +OBJECTIVES O +: O +To O +describe O +the O +progression O +times O +of O +HIV O +- O +1 O +infection O +from O +seroconversion O +to O +AIDS O +and O +to O +death O +, O +and O +time O +from O +first O +developing O +AIDS O +to O +death O +in O +rural O +Uganda O +. O + +The O +use O +of O +highly O +active O +antiretroviral O +therapy O +( O +HAART O +) O +has O +resulted O +in O +significant O +improvements O +in O +the O +treatment O +of O +HIV O +infection O +, O +including O +a O +decrease O +in O +the O +incidence O +and O +severity O +of O +several O +acquired O +immune O +deficiency O +syndrome O +( O +AIDS O +) O +- O +related O +malignancies O +. O + +Time O +to O +progression O +was O +6 O +months O +( O +5 O +- O +7 O +months O +) O +with O +a O +median O +survival O +from O +registration O +of O +9 O +. O +6 O +months O +( O +95 O +% O +CI O +8 O +- O +12 O +months O +) O +. O + +Heparin O +( O +100 O +U O +. O +kg O +( O +- O +1 O +) O +. O +day O +( O +- O +1 O +) O +) O +was O +injected O +subcutaneously O +to O +the O +rats O +in O +H O +group O +while O +normal O +saline O +to O +those O +in O +N O +group O +once O +a O +day O +. O + +MAIN O +OUTCOME O +MEASURE O +: O +A O +positive O +test O +result O +for O +gonococcal O +or O +chlamydial O +infection O +by O +the O +ligase B-GENE +chain O +reaction O +assay O +; O +secondary O +outcome O +measure O +was O +a O +positive O +test O +result O +for O +human O +immunodeficiency O +virus O +( O +HIV O +) O +. O + +The O +purpose O +of O +this O +study O +was O +to O +develop O +a O +reliable O +and O +culturally O +meaningful O +exercise O +self O +- O +efficacy O +questionnaire O +for O +older O +Mexican O +American O +women O +. O + +Neutrophil O +: O +lymphocyte O +ratio O +, O +plasma O +haptoglobin B-GENE +, O +and O +CBG B-GENE +levels O +were O +greater O +( O +P O +< O +0 O +. O +01 O +) O +during O +the O +INITIAL O +period O +than O +during O +the O +PRE O +or O +POST O +periods O +but O +did O +not O +differ O +between O +treatments O +. O + +CD O +was O +determined O +using O +the O +Farnsworth O +D O +- O +15 O +method O +. O + +Here O +is O +presented O +the O +monitoring O +of O +the O +accidental O +spill O +on O +vertical O +distribution O +of O +heavy O +metals O +in O +the O +estuarine O +sediments O +. O + +The O +large O +fluxes O +of O +239 O ++ O +240Pu O +might O +be O +attributed O +to O +episodic O +lateral O +transport O +of O +particles O +that O +flow O +down O +the O +continental O +slope O +with O +the O +nepheloid O +layer O +which O +was O +considered O +to O +be O +significant O +for O +239 O ++ O +240Pu O +transport O +on O +the O +continental O +slope O +in O +the O +East O +China O +Sea O +. O + +Rigorous O +treatment O +protocols O +for O +diet O +delivery O +and O +EEN O +- O +related O +GI O +adverse O +effects O +were O +applied O +. O + +The O +range O +of O +200 O +000 O +- O +300 O +000 O +spermatozoa O +/ O +microl O +appeared O +to O +be O +a O +reasonable O +compromise O +for O +both O +criteria O +. O + +Gastritis O +score O +was O +significantly O +lower O +in O +nod O +- O +/ O +CagA B-GENE +- O +children O +than O +in O +nod O ++ O +/ O +CagA B-GENE +- O +( O +p O += O +. O +004 O +) O +, O +nod O +- O +/ O +CagA B-GENE ++ O +( O +p O += O +. O +002 O +) O +and O +nod O ++ O +/ O +CagA B-GENE ++ O +( O +p O +< O +. O +001 O +) O +, O +both O +in O +the O +antrum O +and O +corpus O +. O + +The O +mean O +thickness O +of O +the O +visceral O +peritoneum O +was O +comparable O +in O +both O +groups O +of O +animals O +, O +but O +, O +macroscopically O +, O +more O +severe O +fibrosis O +was O +found O +in O +the O +peritoneum O +of O +rats O +exposed O +to O +CAPD O +3 O +as O +compared O +with O +animals O +treated O +with O +CAPD O +3 O +Balance O +( O +p O +< O +0 O +. O +05 O +) O +. O + +A O +further O +analysis O +has O +been O +performed O +using O +the O +series O +of O +maximum O +intensity O +for O +fixed O +duration O +( O +1 O +, O +3 O +, O +6 O +, O +12 O +, O +24 O +hrs O +) O +and O +annual O +daily O +maxima O +. O + +BACKGROUND O +: O +We O +hypothesized O +that O +the O +postoperative O +serum O +level O +of O +TA90 B-GENE +- I-GENE +IC I-GENE +, O +an O +immune O +complex O +of O +a O +90 O +- O +kDa O +tumor O +- O +associated O +antigen O +and O +its O +antibody O +, O +might O +have O +a O +significant O +correlation O +with O +recurrence O +and O +survival O +in O +patients O +with O +thick O +primary O +melanomas O +. O + +Genetics O +Institute O +has O +developed O +and O +launched O +oprelvekin B-GENE +( O +rhIL B-GENE +- I-GENE +11 I-GENE +; O +Neumega O +) O +, O +a O +recombinant O +form O +of O +human B-GENE +IL I-GENE +- I-GENE +11 I-GENE +. O + +Patients O +subsequently O +returned O +to O +the O +clinic O +every O +3 O +days O +to O +have O +the O +wounds O +checked O +and O +dressings O +changed O +. O + +Elements O +that O +are O +fundamental O +to O +the O +safety O +evaluation O +of O +flavor O +ingredients O +include O +exposure O +, O +structural O +analogy O +, O +metabolism O +, O +pharmacokinetics O +and O +toxicology O +. O + +The O +mass O +- O +specific O +resting O +minute O +ventilation O +( O +E O +) O +and O +the O +ventilatory O +equivalent O +( O +VE O +/ O +( O +O O +( O +2 O +) O +) O +) O +were O +approximately O +the O +same O +at O +the O +two O +ages O +, O +with O +a O +breathing O +pattern O +significantly O +deeper O +and O +slower O +at O +day O +1 O +. O + +INTERPRETATION O +: O +It O +is O +probable O +that O +the O +cognitive O +dissonance O +created O +by O +more O +health O +information O +on O +smoking O +after O +1964 O +, O +i O +. O +e O +. O +the O +necessary O +motivation O +to O +quit O +, O +was O +reduced O +as O +a O +result O +of O +strategic O +changes O +in O +the O +amount O +and O +content O +of O +advertising O +. O + +Nine O +cases O +of O +GBS O +and O +five O +of O +TM O +reported O +to O +the O +active O +AFP O +surveillance O +were O +not O +found O +in O +the O +hospital O +searches O +. O + +The O +ability O +of O +rats O +with O +control O +or O +hippocampal O +lesions O +to O +learn O +an O +object O +- O +place O +, O +odor O +- O +place O +, O +or O +object O +- O +odor O +paired O +- O +associate O +task O +was O +assessed O +in O +a O +cheeseboard O +maze O +apparatus O +. O + +The O +shift O +in O +the O +earliest O +activation O +site O +after O +administration O +of O +esmolol O +was O +compared O +with O +the O +shift O +after O +RFA O +. O +RESULTS O +: O +The O +heart O +rate O +at O +rest O +and O +in O +drug O +- O +free O +state O +ranged O +between O +95 O +and O +125 O +beats O +/ O +min O +( O +mean O +99 O ++ O +/ O +- O +14 O +beats O +/ O +min O +) O +. O + +Urine O +samples O +collected O +after O +the O +administration O +of O +these O +supplements O +can O +test O +positive O +. O + +CONCLUSIONS O +: O +Lymphoscintigraphy O +of O +the O +cynomolgus O +monkey O +eyelids O +reveals O +discrete O +lymphatic O +drainage O +pathways O +for O +the O +upper O +and O +lower O +eyelids O +and O +a O +dual O +pathway O +for O +the O +central O +upper O +eyelid O +. O + +Data O +management O +in O +practice O +- O +based O +research O +. O + +We O +have O +previously O +reported O +reduced O +levels O +of O +choline B-GENE +acetyltransferase I-GENE +activity O +in O +the O +cerebral O +cortex O +of O +patients O +who O +died O +after O +a O +head O +injury O +, O +demonstrating O +that O +there O +is O +a O +loss O +of O +cortical O +cholinergic O +innervation O +. O + +After O +taking O +smears O +from O +lesions O +of O +the O +oral O +mucosa O +( O +tongue O +, O +cheeks O +, O +palate O +) O +and O +the O +contiguous O +denture O +surface O +by O +cotton O +wool O +swabs O +and O +inoculating O +them O +onto O +Sabouraud O +glucose O +agar O +and O +CHROMagar O +Candida O +, O +individual O +yeast O +species O +were O +identified O +by O +a O +germ O +tube O +, O +filamentous O +, O +and O +assimilation O +tests O +employing O +the O +commercial O +kit O +AuxaColor O +. O + +The O +effects O +of O +pharmacological O +treatment O +and O +professional O +care O +and O +support O +may O +improve O +when O +dementia O +is O +detected O +in O +an O +early O +stage O +. O + +Sexually O +conditioned O +incentives O +: O +attenuation O +of O +motivational O +impact O +during O +dopamine B-GENE +receptor I-GENE +antagonism O +. O + +PATIENTS O +AND O +METHODS O +: O +This O +study O +is O +a O +retrospective O +cohort O +study O +of O +all O +children O +with O +cancer O +admitted O +to O +a O +single O +institution O +with O +fever O +and O +neutropenia O +( O +defined O +as O +an O +absolute O +neutrophil O +count O +< O +500 O +cells O +/ O +mm3 O +) O +in O +a O +1 O +- O +year O +period O +. O + +Concentrations O +of O +N O +( O +O3 O +- O +) O +- O +N O +and O +N O +( O +H3 O +- O +) O +- O +N O +at O +Deoprayag O +varied O +from O +0 O +. O +30 O +to O +0 O +. O +50 O +and O +0 O +. O +02 O +to O +0 O +. O +12 O +mg O +/ O +L O +, O +respectively O +, O +depending O +on O +season O +. O + +Steal O +is O +a O +pathophysiological O +process O +in O +which O +increased O +blood O +flow O +through O +a O +low O +- O +resistance O +vascular O +bed O +is O +sufficient O +to O +divert O +flow O +away O +from O +a O +region O +of O +the O +central O +nervous O +system O +. O + +The O +orientations O +of O +the O +contact O +surfaces O +and O +their O +locations O +relative O +to O +the O +object O +' O +s O +center O +of O +mass O +were O +varied O +. O + +The O +results O +are O +given O +as O +: O +flux O +, O +number O +of O +stars O +per O +cm3 O +, O +charge O +of O +the O +ions O +, O +comparison O +with O +other O +detectors O +( O +plastics O +, O +AgCl O +crystals O +, O +LiF O +) O +, O +energy O +loss O +, O +hit O +region O +in O +the O +biological O +objects O +. O + +Nodal O +domains O +are O +regions O +where O +a O +function O +has O +definite O +sign O +. O + +DESIGN O +: O +Prospective O +, O +randomized O +, O +double O +- O +blind O +, O +controlled O +trial O +. O + +CONCLUSIONS O +: O +This O +retrospective O +uncontrolled O +study O +shows O +that O +in O +patients O +with O +type O +1 O +HRS O +, O +terlipressin O +- O +induced O +improved O +renal O +function O +is O +associated O +with O +an O +increase O +in O +survival O +. O + +Calcimimetic O +agents O +directly O +inhibit O +PTH B-GENE +secretion O +by O +activating O +the O +calcium O +- O +sensing O +receptor O +in O +the O +parathyroid O +glands O +, O +but O +clinical O +experience O +with O +them O +is O +limited O +. O + +The O +subjects O +were O +shown O +to O +be O +capable O +of O +assessing O +integrally O +the O +value O +of O +accelerations O +and O +estimating O +it O +with O +an O +error O +of O +0 O +. O +1 O +- O +0 O +. O +12 O +g O +. O + +The O +observed O +incidence O +rates O +were O +compared O +to O +expected O +rates O +in O +the O +general O +population O +. O + +The O +only O +predictor O +of O +response O +to O +tacrolimus O +was O +a O +previous O +response O +to O +cyclosporin O +and O +prednisone O +, O +either O +as O +a O +complete O +or O +partial O +remission O +( O +remission O +rate O +75 O +% O +vs O +15 O +. O +3 O +; O +P O += O +0 O +. O +036 O +) O +. O + +Based O +on O +a O +morphological O +study O +of O +the O +resin O +- O +dentine O +interface O +, O +a O +broad O +selection O +of O +dentine O +adhesive O +systems O +was O +classified O +following O +their O +adhesion O +- O +strategy O +. O + +Copyright O +2002 O +American O +Cancer O +Society O +. O +DOI O +10 O +. O +1002 O +/ O +cncr O +. O +10318 O + +As O +measured O +by O +the O +PDQ O +- O +39 O +, O +STN O +- O +DBS O +significantly O +improves O +important O +aspects O +of O +QoL O +in O +patients O +with O +advanced O +PD O +. O + +Selegiline B-Chemical +- O +induced O +postural B-Disease +hypotension I-Disease +in O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +: O +a O +longitudinal O +study O +on O +the O +effects O +of O +drug O +withdrawal O +. O + +OBJECTIVES O +: O +The O +United O +Kingdom O +Parkinson B-Disease +' I-Disease +s I-Disease +Disease I-Disease +Research O +Group O +( O +UKPDRG O +) O +trial O +found O +an O +increased O +mortality O +in O +patients O +with O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +( O +PD B-Disease +) O +randomized O +to O +receive O +10 O +mg O +selegiline B-Chemical +per O +day O +and O +L B-Chemical +- I-Chemical +dopa I-Chemical +compared O +with O +those O +taking O +L B-Chemical +- I-Chemical +dopa I-Chemical +alone O +. O + +Recently O +, O +we O +found O +that O +therapy O +with O +selegiline B-Chemical +and O +L B-Chemical +- I-Chemical +dopa I-Chemical +was O +associated O +with O +selective O +systolic B-Disease +orthostatic I-Disease +hypotension I-Disease +which O +was O +abolished O +by O +withdrawal O +of O +selegiline B-Chemical +. O + +This O +unwanted O +effect O +on O +postural O +blood O +pressure O +was O +not O +the O +result O +of O +underlying O +autonomic O +failure O +. O + +The O +aims O +of O +this O +study O +were O +to O +confirm O +our O +previous O +findings O +in O +a O +separate O +cohort O +of O +patients O +and O +to O +determine O +the O +time O +course O +of O +the O +cardiovascular O +consequences O +of O +stopping O +selegiline B-Chemical +in O +the O +expectation O +that O +this O +might O +shed O +light O +on O +the O +mechanisms O +by O +which O +the O +drug O +causes O +orthostatic B-Disease +hypotension I-Disease +. O + +METHODS O +: O +The O +cardiovascular O +responses O +to O +standing O +and O +head O +- O +up O +tilt O +were O +studied O +repeatedly O +in O +PD B-Disease +patients O +receiving O +selegiline B-Chemical +and O +as O +the O +drug O +was O +withdrawn O +. O + +RESULTS O +: O +Head O +- O +up O +tilt O +caused O +systolic B-Disease +orthostatic I-Disease +hypotension I-Disease +which O +was O +marked O +in O +six O +of O +20 O +PD B-Disease +patients O +on O +selegiline B-Chemical +, O +one O +of O +whom O +lost O +consciousness O +with O +unrecordable O +blood O +pressures O +. O + +A O +lesser O +degree O +of O +orthostatic B-Disease +hypotension I-Disease +occurred O +with O +standing O +. O + +Orthostatic B-Disease +hypotension I-Disease +was O +ameliorated O +4 O +days O +after O +withdrawal O +of O +selegiline B-Chemical +and O +totally O +abolished O +7 O +days O +after O +discontinuation O +of O +the O +drug O +. O + +Stopping O +selegiline B-Chemical +also O +significantly O +reduced B-Disease +the I-Disease +supine I-Disease +systolic I-Disease +and I-Disease +diastolic I-Disease +blood I-Disease +pressures I-Disease +consistent O +with O +a O +previously O +undescribed O +supine O +pressor O +action O +. O + +CONCLUSION O +: O +This O +study O +confirms O +our O +previous O +finding O +that O +selegiline B-Chemical +in O +combination O +with O +L B-Chemical +- I-Chemical +dopa I-Chemical +is O +associated O +with O +selective O +orthostatic B-Disease +hypotension I-Disease +. O + +The O +possibilities O +that O +these O +cardiovascular O +findings O +might O +be O +the O +result O +of O +non O +- O +selective O +inhibition O +of O +monoamine O +oxidase O +or O +of O +amphetamine B-Chemical +and O +metamphetamine B-Chemical +are O +discussed O +. O + +Further O +studies O +on O +effects O +of O +irrigation O +solutions O +on O +rat O +bladders O +. O + +Further O +studies O +on O +the O +effects O +of O +certain O +irrigating O +fluids O +on O +the O +rat O +bladder O +for O +18 O +hours O +are O +reported O +. O + +The O +results O +have O +shown O +that O +the O +degradation O +product O +p B-Chemical +- I-Chemical +choloroaniline I-Chemical +is O +not O +a O +significant O +factor O +in O +chlorhexidine B-Chemical +- I-Chemical +digluconate I-Chemical +associated O +erosive O +cystitis B-Disease +. O + +A O +high O +percentage O +of O +kanamycin B-Chemical +- O +colistin B-Chemical +and O +povidone B-Chemical +- I-Chemical +iodine I-Chemical +irrigations O +were O +associated O +with O +erosive O +cystitis B-Disease +and O +suggested O +a O +possible O +complication O +with O +human O +usage O +. O + +Picloxydine B-Chemical +irrigations O +appeared O +to O +have O +a O +lower O +incidence O +of O +erosive O +cystitis B-Disease +but O +further O +studies O +would O +have O +to O +be O +performed O +before O +it O +could O +be O +recommended O +for O +use O +in O +urological O +procedures O +. O + +Effects O +of O +tetrandrine B-Chemical +and O +fangchinoline B-Chemical +on O +experimental O +thrombosis B-Disease +in O +mice O +and O +human O +platelet B-Disease +aggregation I-Disease +. O + +Tetrandrine B-Chemical +( O +TET B-Chemical +) O +and O +fangchinoline B-Chemical +( O +FAN B-Chemical +) O +are O +two O +naturally O +occurring O +analogues O +with O +a O +bisbenzylisoquinoline B-Chemical +structure O +. O + +The O +present O +study O +was O +undertaken O +to O +investigate O +the O +effects O +of O +TET B-Chemical +and O +FAN B-Chemical +on O +the O +experimental O +thrombosis B-Disease +induced O +by O +collagen O +plus O +epinephrine B-Chemical +( O +EP B-Chemical +) O +in O +mice O +, O +and O +platelet B-Disease +aggregation I-Disease +and O +blood B-Disease +coagulation I-Disease +in O +vitro O +. O + +In O +the O +in O +vivo O +study O +, O +the O +administration O +( O +50 O +mg O +/ O +kg O +, O +i O +. O +p O +. O +) O +of O +TET B-Chemical +and O +FAN B-Chemical +in O +mice O +showed O +the O +inhibition O +of O +thrombosis B-Disease +by O +55 O +% O +and O +35 O +% O +, O +respectively O +, O +while O +acetylsalicylic B-Chemical +acid I-Chemical +( O +ASA B-Chemical +, O +50 O +mg O +/ O +kg O +, O +i O +. O +p O +. O +) O +, O +a O +positive O +control O +, O +showed O +only O +30 O +% O +inhibition O +. O + +In O +the O +vitro O +human O +platelet B-Disease +aggregations I-Disease +induced O +by O +the O +agonists O +used O +in O +tests O +, O +TET B-Chemical +and O +FAN B-Chemical +showed O +the O +inhibitions O +dose O +dependently O +. O + +In O +addition O +, O +neither O +TET B-Chemical +nor O +FAN B-Chemical +showed O +any O +anticoagulation O +activities O +in O +the O +measurement O +of O +the O +activated O +partial O +thromboplastin O +time O +( O +APTT O +) O +, O +prothrombin O +time O +( O +PT O +) O +and O +thrombin O +time O +( O +TT O +) O +using O +human O +- O +citrated O +plasma O +. O + +These O +results O +suggest O +that O +antithrombosis O +of O +TET B-Chemical +and O +FAN B-Chemical +in O +mice O +may O +be O +mainly O +related O +to O +the O +antiplatelet O +aggregation O +activities O +. O + +Angioedema B-Disease +due O +to O +ACE B-Chemical +inhibitors I-Chemical +: O +common O +and O +inadequately O +diagnosed O +. O + +The O +estimated O +incidence O +of O +angioedema B-Disease +during O +angiotensin B-Chemical +- I-Chemical +converting I-Chemical +enzyme I-Chemical +( I-Chemical +ACE I-Chemical +) I-Chemical +inhibitor I-Chemical +treatment O +is O +between O +1 O +and O +7 O +per O +thousand O +patients O +. O + +This O +potentially O +serious O +adverse O +effect O +is O +often O +preceded O +by O +minor O +manifestations O +that O +may O +serve O +as O +a O +warning O +. O + +Cocaine B-Chemical +- O +induced O +mood B-Disease +disorder I-Disease +: O +prevalence O +rates O +and O +psychiatric B-Disease +symptoms O +in O +an O +outpatient O +cocaine B-Chemical +- O +dependent O +sample O +. O + +This O +paper O +attempts O +to O +examine O +and O +compare O +prevalence O +rates O +and O +symptom O +patterns O +of O +DSM O +substance O +- O +induced O +and O +other O +mood B-Disease +disorders I-Disease +. O + +243 O +cocaine B-Chemical +- O +dependent O +outpatients O +with O +cocaine B-Chemical +- O +induced O +mood B-Disease +disorder I-Disease +( O +CIMD B-Disease +) O +, O +other O +mood B-Disease +disorders I-Disease +, O +or O +no O +mood B-Disease +disorder I-Disease +were O +compared O +on O +measures O +of O +psychiatric B-Disease +symptoms O +. O + +The O +prevalence O +rate O +for O +CIMD B-Disease +was O +12 O +% O +at O +baseline O +. O + +Introduction O +of O +the O +DSM O +- O +IV O +diagnosis O +of O +CIMD B-Disease +did O +not O +substantially O +affect O +rates O +of O +the O +other O +depressive B-Disease +disorders I-Disease +. O + +Patients O +with O +CIMD B-Disease +had O +symptom O +severity O +levels O +between O +those O +of O +patients O +with O +and O +without O +a O +mood B-Disease +disorder I-Disease +. O + +These O +findings O +suggest O +some O +validity O +for O +the O +new O +DSM O +- O +IV O +diagnosis O +of O +CIMD B-Disease +, O +but O +also O +suggest O +that O +it O +requires O +further O +specification O +and O +replication O +. O + +Effect O +of O +fucoidan B-Chemical +treatment O +on O +collagenase O +- O +induced O +intracerebral B-Disease +hemorrhage I-Disease +in O +rats O +. O + +Inflammatory O +cells O +are O +postulated O +to O +mediate O +some O +of O +the O +brain B-Disease +damage I-Disease +following O +ischemic B-Disease +stroke I-Disease +. O + +Intracerebral B-Disease +hemorrhage I-Disease +is O +associated O +with O +more O +inflammation B-Disease +than O +ischemic B-Disease +stroke I-Disease +. O + +We O +tested O +the O +sulfated O +polysaccharide O +fucoidan B-Chemical +, O +which O +has O +been O +reported O +to O +reduce O +inflammatory O +brain B-Disease +damage I-Disease +, O +in O +a O +rat O +model O +of O +intracerebral B-Disease +hemorrhage I-Disease +induced O +by O +injection O +of O +bacterial O +collagenase O +into O +the O +caudate O +nucleus O +. O + +Rats O +were O +treated O +with O +seven O +day O +intravenous O +infusion O +of O +fucoidan B-Chemical +( O +30 O +micrograms O +h O +- O +1 O +) O +or O +vehicle O +. O + +The O +hematoma B-Disease +was O +assessed O +in O +vivo O +by O +magnetic O +resonance O +imaging O +. O + +Motor O +behavior O +, O +passive O +avoidance O +, O +and O +skilled O +forelimb O +function O +were O +tested O +repeatedly O +for O +six O +weeks O +. O + +Fucoidan B-Chemical +- O +treated O +rats O +exhibited O +evidence O +of O +impaired B-Disease +blood I-Disease +clotting I-Disease +and O +hemodilution B-Disease +, O +had O +larger O +hematomas B-Disease +, O +and O +tended O +to O +have O +less O +inflammation B-Disease +in O +the O +vicinity O +of O +the O +hematoma B-Disease +after O +three O +days O +. O + +They O +showed O +significantly O +more O +rapid O +improvement O +of O +motor O +function O +in O +the O +first O +week O +following O +hemorrhage B-Disease +and O +better O +memory O +retention O +in O +the O +passive O +avoidance O +test O +. O + +Acute O +white B-Disease +matter I-Disease +edema I-Disease +and O +eventual O +neuronal B-Disease +loss I-Disease +in O +the O +striatum O +adjacent O +to O +the O +hematoma B-Disease +did O +not O +differ O +between O +the O +two O +groups O +. O + +Investigation O +of O +more O +specific O +anti O +- O +inflammatory O +agents O +and O +hemodiluting O +agents O +are O +warranted O +in O +intracerebral B-Disease +hemorrhage I-Disease +. O + +Recurarization O +in O +the O +recovery O +room O +. O + +A O +case O +of O +recurarization O +in O +the O +recovery O +room O +is O +reported O +. O + +Accumulation O +of O +atracurium B-Chemical +in O +the O +intravenous O +line O +led O +to O +recurarization O +after O +flushing O +the O +line O +in O +the O +recovery O +room O +. O + +A O +respiratory B-Disease +arrest I-Disease +with O +severe O +desaturation B-Disease +and O +bradycardia B-Disease +occurred O +. O + +Circumstances O +leading O +to O +this O +event O +and O +the O +mechanisms O +enabling O +a O +neuromuscular B-Disease +blockade I-Disease +to O +occur O +, O +following O +the O +administration O +of O +a O +small O +dose O +of O +relaxant O +, O +are O +discussed O +. O + +The O +haemodynamic O +effects O +of O +propofol B-Chemical +in O +combination O +with O +ephedrine B-Chemical +in O +elderly O +patients O +( O +ASA O +groups O +3 O +and O +4 O +) O +. O + +The O +marked O +vasodilator O +and O +negative O +inotropic O +effects O +of O +propofol B-Chemical +are O +disadvantages O +in O +frail O +elderly O +patients O +. O + +We O +investigated O +the O +safety O +and O +efficacy O +of O +adding O +different O +doses O +of O +ephedrine B-Chemical +to O +propofol B-Chemical +in O +order O +to O +obtund O +the O +hypotensive B-Disease +response O +. O + +The O +haemodynamic O +effects O +of O +adding O +15 O +, O +20 O +or O +25 O +mg O +of O +ephedrine B-Chemical +to O +200 O +mg O +of O +propofol B-Chemical +were O +compared O +to O +control O +in O +40 O +ASA O +3 O +/ O +4 O +patients O +over O +60 O +years O +presenting O +for O +genito O +- O +urinary O +surgery O +. O + +The O +addition O +of O +ephedrine B-Chemical +to O +propofol B-Chemical +appears O +to O +be O +an O +effective O +method O +of O +obtunding O +the O +hypotensive B-Disease +response O +to O +propofol B-Chemical +at O +all O +doses O +used O +in O +this O +study O +. O + +However O +, O +marked O +tachycardia B-Disease +associated O +with O +the O +use O +of O +ephedrine B-Chemical +in O +combination O +with O +propofol B-Chemical +occurred O +in O +the O +majority O +of O +patients O +, O +occasionally O +reaching O +high O +levels O +in O +individual O +patients O +. O + +Due O +to O +the O +risk O +of O +this O +tachycardia B-Disease +inducing O +myocardial B-Disease +ischemia I-Disease +, O +we O +would O +not O +recommend O +the O +use O +in O +elderly O +patients O +of O +any O +of O +the O +ephedrine B-Chemical +/ O +propofol B-Chemical +/ O +mixtures O +studied O +. O + +Gemcitabine B-Chemical +plus O +vinorelbine B-Chemical +in O +nonsmall B-Disease +cell I-Disease +lung I-Disease +carcinoma I-Disease +patients O +age O +70 O +years O +or O +older O +or O +patients O +who O +cannot O +receive O +cisplatin B-Chemical +. O + +Oncopaz O +Cooperative O +Group O +. O + +BACKGROUND O +: O +Although O +the O +prevalence O +of O +nonsmall B-Disease +cell I-Disease +lung I-Disease +carcinoma I-Disease +( O +NSCLC B-Disease +) O +is O +high O +among O +elderly O +patients O +, O +few O +data O +are O +available O +regarding O +the O +efficacy O +and O +toxicity B-Disease +of O +chemotherapy O +in O +this O +group O +of O +patients O +. O + +Recent O +reports O +indicate O +that O +single O +agent O +therapy O +with O +vinorelbine B-Chemical +( O +VNB B-Chemical +) O +or O +gemcitabine B-Chemical +( O +GEM B-Chemical +) O +may O +obtain O +a O +response O +rate O +of O +20 O +- O +30 O +% O +in O +elderly O +patients O +, O +with O +acceptable O +toxicity B-Disease +and O +improvement O +in O +symptoms O +and O +quality O +of O +life O +. O + +In O +the O +current O +study O +the O +efficacy O +and O +toxicity B-Disease +of O +the O +combination O +of O +GEM B-Chemical +and O +VNB B-Chemical +in O +elderly O +patients O +with O +advanced O +NSCLC B-Disease +or O +those O +with O +some O +contraindication O +to O +receiving O +cisplatin B-Chemical +were O +assessed O +. O + +METHODS O +: O +Forty O +- O +nine O +patients O +with O +advanced O +NSCLC B-Disease +were O +included O +, O +38 O +of O +whom O +were O +age O +> O +/ O += O +70 O +years O +and O +11 O +were O +age O +< O +70 O +years O +but O +who O +had O +some O +contraindication O +to O +receiving O +cisplatin B-Chemical +. O + +All O +patients O +were O +evaluable O +for O +response O +and O +toxicity B-Disease +. O + +Treatment O +was O +comprised O +of O +VNB B-Chemical +, O +25 O +mg O +/ O +m O +( O +2 O +) O +, O +plus O +GEM B-Chemical +, O +1000 O +mg O +/ O +m O +( O +2 O +) O +, O +both O +on O +Days O +1 O +, O +8 O +, O +and O +15 O +every O +28 O +days O +. O + +Patients O +received O +a O +minimum O +of O +three O +courses O +unless O +progressive O +disease O +was O +detected O +. O + +RESULTS O +: O +One O +hundred O +sixty O +- O +five O +courses O +were O +administered O +, O +with O +a O +median O +of O +3 O +. O + +6 O +courses O +per O +patient O +. O + +The O +overall O +response O +rate O +was O +26 O +% O +( O +95 O +% O +confidence O +interval O +, O +15 O +- O +41 O +% O +) O +. O + +Two O +patients O +attained O +a O +complete O +response O +( O +4 O +% O +) O +and O +11 O +patients O +( O +22 O +% O +) O +achieved O +a O +partial O +response O +. O + +Eastern O +Cooperative O +Oncology O +Group O +performance O +status O +improved O +in O +35 O +% O +of O +those O +patients O +with O +an O +initial O +value O +> O +0 O +, O +whereas O +relief O +of O +at O +least O +1 O +symptom O +without O +worsening O +of O +other O +symptoms O +was O +noted O +in O +27 O +patients O +( O +55 O +% O +) O +. O + +The O +median O +time O +to O +progression O +was O +16 O +weeks O +and O +the O +1 O +- O +year O +survival O +rate O +was O +33 O +% O +. O + +Toxicity B-Disease +was O +mild O +. O + +Six O +patients O +( O +12 O +% O +) O +had O +World O +Health O +Organization O +Grade O +3 O +- O +4 O +neutropenia B-Disease +, O +2 O +patients O +( O +4 O +% O +) O +had O +Grade O +3 O +- O +4 O +thrombocytopenia B-Disease +, O +and O +2 O +patients O +( O +4 O +% O +) O +had O +Grade O +3 O +neurotoxicity B-Disease +. O + +Three O +patients O +with O +severe O +neutropenia B-Disease +( O +6 O +% O +) O +died O +of O +sepsis B-Disease +. O + +The O +median O +age O +of O +those O +patients O +developing O +Grade O +3 O +- O +4 O +neutropenia B-Disease +was O +significantly O +higher O +than O +that O +of O +the O +remaining O +patients O +( O +75 O +years O +vs O +. O +72 O +years O +; O +P O += O +0 O +. O +047 O +) O +. O + +CONCLUSIONS O +: O +The O +combination O +of O +GEM B-Chemical +and O +VNB B-Chemical +is O +moderately O +active O +and O +well O +tolerated O +except O +in O +patients O +age O +> O +/ O += O +75 O +years O +. O + +This O +age O +group O +had O +an O +increased O +risk O +of O +myelosuppression B-Disease +. O + +Therefore O +the O +prophylactic O +use O +of O +granulocyte O +- O +colony O +stimulating O +factor O +should O +be O +considered O +with O +this O +treatment O +. O + +New O +chemotherapy O +combinations O +with O +higher O +activity O +and O +lower O +toxicity B-Disease +are O +needed O +for O +elderly O +patients O +with O +advanced O +NSCLC B-Disease +. O + +A O +selective O +dopamine B-Chemical +D4 O +receptor O +antagonist O +, O +NRA0160 B-Chemical +: O +a O +preclinical O +neuropharmacological O +profile O +. O + +NRA0160 B-Chemical +, O +5 B-Chemical +- I-Chemical +[ I-Chemical +2 I-Chemical +- I-Chemical +( I-Chemical +4 I-Chemical +- I-Chemical +( I-Chemical +3 I-Chemical +- I-Chemical +fluorobenzylidene I-Chemical +) I-Chemical +piperidin I-Chemical +- I-Chemical +1 I-Chemical +- I-Chemical +yl I-Chemical +) I-Chemical +ethyl I-Chemical +] I-Chemical +- I-Chemical +4 I-Chemical +- I-Chemical +( I-Chemical +4 I-Chemical +- I-Chemical +fluorophenyl I-Chemical +) I-Chemical +thiazole I-Chemical +- I-Chemical +2 I-Chemical +- I-Chemical +carboxamide I-Chemical +, O +has O +a O +high O +affinity O +for O +human O +cloned O +dopamine B-Chemical +D4 O +. O +2 O +, O +D4 O +. O +4 O +and O +D4 O +. O +7 O +receptors O +, O +with O +Ki O +values O +of O +0 O +. O +5 O +, O +0 O +. O +9 O +and O +2 O +. O +7 O +nM O +, O +respectively O +. O + +NRA0160 B-Chemical +is O +over O +20 O +, O +000fold O +more O +potent O +at O +the O +dopamine B-Chemical +D4 O +. O +2 O +receptor O +compared O +with O +the O +human O +cloned O +dopamine B-Chemical +D2L O +receptor O +. O + +NRA0160 B-Chemical +has O +negligible O +affinity O +for O +the O +human O +cloned O +dopamine B-Chemical +D3 O +receptor O +( O +Ki O += O +39 O +nM O +) O +, O +rat O +serotonin B-Chemical +( O +5 B-Chemical +- I-Chemical +HT I-Chemical +) O +2A O +receptors O +( O +Ki O += O +180 O +nM O +) O +and O +rat O +alpha1 O +adrenoceptor O +( O +Ki O += O +237 O +nM O +) O +. O + +NRA0160 B-Chemical +and O +clozapine B-Chemical +antagonized O +locomotor O +hyperactivity B-Disease +induced O +by O +methamphetamine B-Chemical +( O +MAP B-Chemical +) O +in O +mice O +. O + +NRA0160 B-Chemical +and O +clozapine B-Chemical +antagonized O +MAP B-Chemical +- O +induced O +stereotyped O +behavior O +in O +mice O +, O +although O +their O +effects O +did O +not O +exceed O +50 O +% O +inhibition O +, O +even O +at O +the O +highest O +dose O +given O +. O + +NRA0160 B-Chemical +and O +clozapine B-Chemical +significantly O +induced O +catalepsy B-Disease +in O +rats O +, O +although O +their O +effects O +did O +not O +exceed O +50 O +% O +induction O +even O +at O +the O +highest O +dose O +given O +. O + +NRA0160 B-Chemical +and O +clozapine B-Chemical +significantly O +reversed O +the O +disruption O +of O +prepulse O +inhibition O +( O +PPI O +) O +in O +rats O +produced O +by O +apomorphine B-Chemical +. O + +NRA0160 B-Chemical +and O +clozapine B-Chemical +significantly O +shortened O +the O +phencyclidine B-Chemical +( O +PCP B-Chemical +) O +- O +induced O +prolonged O +swimming O +latency O +in O +rats O +in O +a O +water O +maze O +task O +. O + +These O +findings O +suggest O +that O +NRA0160 B-Chemical +may O +have O +unique O +antipsychotic O +activities O +without O +the O +liability O +of O +motor O +side O +effects O +typical O +of O +classical O +antipsychotics O +. O + +Warfarin B-Chemical +- O +induced O +artery B-Disease +calcification I-Disease +is O +accelerated O +by O +growth O +and O +vitamin B-Chemical +D I-Chemical +. O + +The O +present O +studies O +demonstrate O +that O +growth O +and O +vitamin B-Chemical +D I-Chemical +treatment O +enhance O +the O +extent O +of O +artery B-Disease +calcification I-Disease +in O +rats O +given O +sufficient O +doses O +of O +Warfarin B-Chemical +to O +inhibit O +gamma O +- O +carboxylation O +of O +matrix O +Gla O +protein O +, O +a O +calcification B-Disease +inhibitor O +known O +to O +be O +expressed O +by O +smooth O +muscle O +cells O +and O +macrophages O +in O +the O +artery O +wall O +. O + +The O +first O +series O +of O +experiments O +examined O +the O +influence O +of O +age O +and O +growth O +status O +on O +artery B-Disease +calcification I-Disease +in O +Warfarin B-Chemical +- O +treated O +rats O +. O + +Treatment O +for O +2 O +weeks O +with O +Warfarin B-Chemical +caused O +massive O +focal O +calcification B-Disease +of I-Disease +the I-Disease +artery I-Disease +media O +in O +20 O +- O +day O +- O +old O +rats O +and O +less O +extensive O +focal O +calcification B-Disease +in O +42 O +- O +day O +- O +old O +rats O +. O + +In O +contrast O +, O +no O +artery B-Disease +calcification I-Disease +could O +be O +detected O +in O +10 O +- O +month O +- O +old O +adult O +rats O +even O +after O +4 O +weeks O +of O +Warfarin B-Chemical +treatment O +. O + +To O +directly O +examine O +the O +importance O +of O +growth O +to O +Warfarin B-Chemical +- O +induced O +artery B-Disease +calcification I-Disease +in O +animals O +of O +the O +same O +age O +, O +20 O +- O +day O +- O +old O +rats O +were O +fed O +for O +2 O +weeks O +either O +an O +ad O +libitum O +diet O +or O +a O +6 O +- O +g O +/ O +d O +restricted O +diet O +that O +maintains O +weight O +but O +prevents O +growth O +. O + +Concurrent O +treatment O +of O +both O +dietary O +groups O +with O +Warfarin B-Chemical +produced O +massive O +focal O +calcification B-Disease +of I-Disease +the I-Disease +artery I-Disease +media O +in O +the O +ad O +libitum O +- O +fed O +rats O +but O +no O +detectable O +artery B-Disease +calcification I-Disease +in O +the O +restricted O +- O +diet O +, O +growth O +- O +inhibited O +group O +. O + +Although O +the O +explanation O +for O +the O +association O +between O +artery B-Disease +calcification I-Disease +and O +growth O +status O +cannot O +be O +determined O +from O +the O +present O +study O +, O +there O +was O +a O +relationship O +between O +higher O +serum O +phosphate B-Chemical +and O +susceptibility O +to O +artery B-Disease +calcification I-Disease +, O +with O +30 O +% O +higher O +levels O +of O +serum O +phosphate B-Chemical +in O +young O +, O +ad O +libitum O +- O +fed O +rats O +compared O +with O +either O +of O +the O +groups O +that O +was O +resistant O +to O +Warfarin B-Chemical +- O +induced O +artery B-Disease +calcification I-Disease +, O +ie O +, O +the O +10 O +- O +month O +- O +old O +rats O +and O +the O +restricted O +- O +diet O +, O +growth O +- O +inhibited O +young O +rats O +. O + +This O +observation O +suggests O +that O +increased O +susceptibility O +to O +Warfarin B-Chemical +- O +induced O +artery B-Disease +calcification I-Disease +could O +be O +related O +to O +higher O +serum O +phosphate B-Chemical +levels O +. O + +The O +second O +set O +of O +experiments O +examined O +the O +possible O +synergy O +between O +vitamin B-Chemical +D I-Chemical +and O +Warfarin B-Chemical +in O +artery B-Disease +calcification I-Disease +. O + +High O +doses O +of O +vitamin B-Chemical +D I-Chemical +are O +known O +to O +cause O +calcification B-Disease +of I-Disease +the I-Disease +artery I-Disease +media O +in O +as O +little O +as O +3 O +to O +4 O +days O +. O + +High O +doses O +of O +the O +vitamin B-Chemical +K I-Chemical +antagonist O +Warfarin B-Chemical +are O +also O +known O +to O +cause O +calcification B-Disease +of I-Disease +the I-Disease +artery I-Disease +media O +, O +but O +at O +treatment O +times O +of O +2 O +weeks O +or O +longer O +yet O +not O +at O +1 O +week O +. O + +In O +the O +current O +study O +, O +we O +investigated O +the O +synergy O +between O +these O +2 O +treatments O +and O +found O +that O +concurrent O +Warfarin B-Chemical +administration O +dramatically O +increased O +the O +extent O +of O +calcification B-Disease +in O +the O +media O +of O +vitamin B-Chemical +D I-Chemical +- O +treated O +rats O +at O +3 O +and O +4 O +days O +. O + +There O +was O +a O +close O +parallel O +between O +the O +effect O +of O +vitamin B-Chemical +D I-Chemical +dose O +on O +artery B-Disease +calcification I-Disease +and O +the O +effect O +of O +vitamin B-Chemical +D I-Chemical +dose O +on O +the O +elevation O +of O +serum O +calcium B-Chemical +, O +which O +suggests O +that O +vitamin B-Chemical +D I-Chemical +may O +induce O +artery B-Disease +calcification I-Disease +through O +its O +effect O +on O +serum O +calcium B-Chemical +. O + +Because O +Warfarin B-Chemical +treatment O +had O +no O +effect O +on O +the O +elevation O +in O +serum O +calcium B-Chemical +produced O +by O +vitamin B-Chemical +D I-Chemical +, O +the O +synergy O +between O +Warfarin B-Chemical +and O +vitamin B-Chemical +D I-Chemical +is O +probably O +best O +explained O +by O +the O +hypothesis O +that O +Warfarin B-Chemical +inhibits O +the O +activity O +of O +matrix O +Gla O +protein O +as O +a O +calcification B-Disease +inhibitor O +. O + +High O +levels O +of O +matrix O +Gla O +protein O +are O +found O +at O +sites O +of O +artery B-Disease +calcification I-Disease +in O +rats O +treated O +with O +vitamin B-Chemical +D I-Chemical +plus O +Warfarin B-Chemical +, O +and O +chemical O +analysis O +showed O +that O +the O +protein O +that O +accumulated O +was O +indeed O +not O +gamma B-Chemical +- I-Chemical +carboxylated I-Chemical +. O + +These O +observations O +indicate O +that O +although O +the O +gamma B-Chemical +- I-Chemical +carboxyglutamate I-Chemical +residues O +of O +matrix O +Gla O +protein O +are O +apparently O +required O +for O +its O +function O +as O +a O +calcification B-Disease +inhibitor O +, O +they O +are O +not O +required O +for O +its O +accumulation O +at O +calcification B-Disease +sites O +. O + +Test O +conditions O +influence O +the O +response O +to O +a O +drug O +challenge O +in O +rodents O +. O + +These O +studies O +were O +conducted O +to O +examine O +the O +differential O +response O +to O +a O +drug O +challenge O +under O +varied O +experimental O +test O +conditions O +routinely O +employed O +to O +study O +drug O +- O +induced O +behavioral O +and O +neurophysiological O +responses O +in O +rodents O +. O + +Apomorphine B-Chemical +, O +a O +nonselective O +dopamine B-Chemical +agonist I-Chemical +, O +was O +selected O +due O +to O +its O +biphasic O +behavioral O +effects O +, O +its O +ability O +to O +induce O +hypothermia B-Disease +, O +and O +to O +produce O +distinct O +changes O +to O +dopamine B-Chemical +turnover O +in O +the O +rodent O +brain O +. O + +From O +such O +experiments O +there O +is O +evidence O +that O +characterization O +and O +detection O +of O +apomorphine B-Chemical +- O +induced O +activity O +in O +rodents O +critically O +depends O +upon O +the O +test O +conditions O +employed O +. O + +In O +rats O +, O +detection O +of O +apomorphine B-Chemical +- O +induced O +hyperactivity B-Disease +was O +facilitated O +by O +a O +period O +of O +acclimatization O +to O +the O +test O +conditions O +. O + +Moreover O +, O +test O +conditions O +can O +impact O +upon O +other O +physiological O +responses O +to O +apomorphine B-Chemical +such O +as O +drug O +- O +induced O +hypothermia B-Disease +. O + +In O +mice O +, O +apomorphine B-Chemical +produced O +qualitatively O +different O +responses O +under O +novel O +conditions O +when O +compared O +to O +those O +behaviors O +elicited O +in O +the O +home O +test O +cage O +. O + +Drug O +- O +induced O +gross O +activity O +counts O +were O +increased O +in O +the O +novel O +exploratory O +box O +only O +, O +while O +measures O +of O +stereotypic O +behavior O +were O +similar O +in O +both O +. O + +By O +contrast O +, O +apomorphine B-Chemical +- O +induced O +locomotion O +was O +more O +prominent O +in O +the O +novel O +exploratory O +box O +. O + +Dopamine B-Chemical +turnover O +ratios O +( O +DOPAC B-Chemical +: O +DA B-Chemical +and O +HVA B-Chemical +: O +DA B-Chemical +) O +were O +found O +to O +be O +lower O +in O +those O +animals O +exposed O +to O +the O +exploratory O +box O +when O +compared O +to O +their O +home O +cage O +counterparts O +. O + +However O +, O +apomorphine B-Chemical +- O +induced O +reductions O +in O +striatal O +dopamine B-Chemical +turnover O +were O +detected O +in O +both O +novel O +and O +home O +cage O +environments O +. O + +The O +implications O +of O +these O +findings O +are O +discussed O +with O +particular O +emphasis O +upon O +conducting O +psychopharmacological O +challenge O +tests O +in O +rodents O +. O + +Hemolysis B-Disease +of O +human O +erythrocytes O +induced O +by O +tamoxifen B-Chemical +is O +related O +to O +disruption O +of O +membrane O +structure O +. O + +Tamoxifen B-Chemical +( O +TAM B-Chemical +) O +, O +the O +antiestrogenic O +drug O +most O +widely O +prescribed O +in O +the O +chemotherapy O +of O +breast B-Disease +cancer I-Disease +, O +induces O +changes O +in O +normal O +discoid O +shape O +of O +erythrocytes O +and O +hemolytic B-Disease +anemia I-Disease +. O + +This O +work O +evaluates O +the O +effects O +of O +TAM B-Chemical +on O +isolated O +human O +erythrocytes O +, O +attempting O +to O +identify O +the O +underlying O +mechanisms O +on O +TAM B-Chemical +- O +induced O +hemolytic B-Disease +anemia I-Disease +and O +the O +involvement O +of O +biomembranes O +in O +its O +cytostatic O +action O +mechanisms O +. O + +TAM B-Chemical +induces O +hemolysis B-Disease +of O +erythrocytes O +as O +a O +function O +of O +concentration O +. O + +The O +extension O +of O +hemolysis B-Disease +is O +variable O +with O +erythrocyte O +samples O +, O +but O +12 O +. O +5 O +microM O +TAM B-Chemical +induces O +total O +hemolysis B-Disease +of O +all O +tested O +suspensions O +. O + +Despite O +inducing O +extensive O +erythrocyte O +lysis O +, O +TAM B-Chemical +does O +not O +shift O +the O +osmotic O +fragility O +curves O +of O +erythrocytes O +. O + +The O +hemolytic B-Disease +effect O +of O +TAM B-Chemical +is O +prevented O +by O +low O +concentrations O +of O +alpha B-Chemical +- I-Chemical +tocopherol I-Chemical +( O +alpha B-Chemical +- I-Chemical +T I-Chemical +) O +and O +alpha B-Chemical +- I-Chemical +tocopherol I-Chemical +acetate I-Chemical +( O +alpha B-Chemical +- I-Chemical +TAc I-Chemical +) O +( O +inactivated O +functional O +hydroxyl B-Chemical +) O +indicating O +that O +TAM B-Chemical +- O +induced O +hemolysis B-Disease +is O +not O +related O +to O +oxidative O +membrane O +damage O +. O + +This O +was O +further O +evidenced O +by O +absence O +of O +oxygen B-Chemical +consumption O +and O +hemoglobin O +oxidation O +both O +determined O +in O +parallel O +with O +TAM B-Chemical +- O +induced O +hemolysis B-Disease +. O + +Furthermore O +, O +it O +was O +observed O +that O +TAM B-Chemical +inhibits O +the O +peroxidation O +of O +human O +erythrocytes O +induced O +by O +AAPH B-Chemical +, O +thus O +ruling O +out O +TAM B-Chemical +- O +induced O +cell O +oxidative O +stress O +. O + +Hemolysis B-Disease +caused O +by O +TAM B-Chemical +was O +not O +preceded O +by O +the O +leakage O +of O +K B-Chemical +( O ++ O +) O +from O +the O +cells O +, O +also O +excluding O +a O +colloid O +- O +osmotic O +type O +mechanism O +of O +hemolysis B-Disease +, O +according O +to O +the O +effects O +on O +osmotic O +fragility O +curves O +. O + +However O +, O +TAM B-Chemical +induces O +release O +of O +peripheral O +proteins O +of O +membrane O +- O +cytoskeleton O +and O +cytosol O +proteins O +essentially O +bound O +to O +band O +3 O +. O + +Either O +alpha B-Chemical +- I-Chemical +T I-Chemical +or O +alpha B-Chemical +- I-Chemical +TAc I-Chemical +increases O +membrane O +packing O +and O +prevents O +TAM B-Chemical +partition O +into O +model O +membranes O +. O + +These O +effects O +suggest O +that O +the O +protection O +from O +hemolysis B-Disease +by O +tocopherols B-Chemical +is O +related O +to O +a O +decreased O +TAM B-Chemical +incorporation O +in O +condensed O +membranes O +and O +the O +structural O +damage O +of O +the O +erythrocyte O +membrane O +is O +consequently O +avoided O +. O + +Therefore O +, O +TAM B-Chemical +- O +induced O +hemolysis B-Disease +results O +from O +a O +structural O +perturbation O +of O +red O +cell O +membrane O +, O +leading O +to O +changes O +in O +the O +framework O +of O +the O +erythrocyte O +membrane O +and O +its O +cytoskeleton O +caused O +by O +its O +high O +partition O +in O +the O +membrane O +. O + +These O +defects O +explain O +the O +abnormal O +erythrocyte O +shape O +and O +decreased O +mechanical O +stability O +promoted O +by O +TAM B-Chemical +, O +resulting O +in O +hemolytic B-Disease +anemia I-Disease +. O + +Additionally O +, O +since O +membrane O +leakage O +is O +a O +final O +stage O +of O +cytotoxicity O +, O +the O +disruption O +of O +the O +structural O +characteristics O +of O +biomembranes O +by O +TAM B-Chemical +may O +contribute O +to O +the O +multiple O +mechanisms O +of O +its O +anticancer O +action O +. O + +Changes O +of O +sodium B-Chemical +and O +ATP B-Chemical +affinities O +of O +the O +cardiac O +( O +Na B-Chemical +, O +K B-Chemical +) O +- O +ATPase O +during O +and O +after O +nitric B-Chemical +oxide I-Chemical +deficient O +hypertension B-Disease +. O + +In O +the O +cardiovascular O +system O +, O +NO B-Chemical +is O +involved O +in O +the O +regulation O +of O +a O +variety O +of O +functions O +. O + +Inhibition O +of O +NO B-Chemical +synthesis O +induces O +sustained O +hypertension B-Disease +. O + +In O +several O +models O +of O +hypertension B-Disease +, O +elevation O +of O +intracellular O +sodium B-Chemical +level O +was O +documented O +in O +cardiac O +tissue O +. O + +To O +assess O +the O +molecular O +basis O +of O +disturbances O +in O +transmembraneous O +transport O +of O +Na B-Chemical ++ O +, O +we O +studied O +the O +response O +of O +cardiac O +( O +Na B-Chemical +, O +K B-Chemical +) O +- O +ATPase O +to O +NO B-Chemical +- O +deficient O +hypertension B-Disease +induced O +in O +rats O +by O +NO B-Chemical +- O +synthase O +inhibition O +with O +40 O +mg O +/ O +kg O +/ O +day O +N B-Chemical +( I-Chemical +G I-Chemical +) I-Chemical +- I-Chemical +nitro I-Chemical +- I-Chemical +L I-Chemical +- I-Chemical +arginine I-Chemical +methyl I-Chemical +ester I-Chemical +( O +L B-Chemical +- I-Chemical +NAME I-Chemical +) O +for O +4 O +four O +weeks O +. O + +After O +4 O +- O +week O +administration O +of O +L B-Chemical +- I-Chemical +NAME I-Chemical +, O +the O +systolic O +blood O +pressure O +( O +SBP O +) O +increased O +by O +36 O +% O +. O + +Two O +weeks O +after O +terminating O +the O +treatment O +, O +the O +SBP O +recovered O +to O +control O +value O +. O + +When O +activating O +the O +( O +Na B-Chemical +, O +K B-Chemical +) O +- O +ATPase O +with O +its O +substrate O +ATP B-Chemical +, O +no O +changes O +in O +Km O +and O +Vmax O +values O +were O +observed O +in O +NO B-Chemical +- O +deficient O +rats O +. O + +During O +activation O +with O +Na B-Chemical ++ O +, O +the O +Vmax O +remained O +unchanged O +, O +however O +the O +K B-Chemical +( O +Na B-Chemical +) O +increased O +by O +50 O +% O +, O +indicating O +a O +profound O +decrease O +in O +the O +affinity O +of O +the O +Na B-Chemical ++ O +- O +binding O +site O +in O +NO B-Chemical +- O +deficient O +rats O +. O + +After O +recovery O +from O +hypertension B-Disease +, O +the O +activity O +of O +( O +Na B-Chemical +, O +K B-Chemical +) O +- O +ATPase O +increased O +, O +due O +to O +higher O +affinity O +of O +the O +ATP B-Chemical +- O +binding O +site O +, O +as O +revealed O +from O +the O +lowered O +Km O +value O +for O +ATP B-Chemical +. O + +The O +K B-Chemical +( O +Na B-Chemical +) O +value O +for O +Na B-Chemical ++ O +returned O +to O +control O +value O +. O + +Inhibition O +of O +NO B-Chemical +- O +synthase O +induced O +a O +reversible O +hypertension B-Disease +accompanied O +by O +depressed B-Disease +Na B-Chemical ++ O +- O +extrusion O +from O +cardiac O +cells O +as O +a O +consequence O +of O +deteriorated O +Na B-Chemical ++ O +- O +binding O +properties O +of O +the O +( O +Na B-Chemical +, O +K B-Chemical +) O +- O +ATPase O +. O + +After O +recovery O +of O +blood O +pressure O +to O +control O +values O +, O +the O +extrusion O +of O +Na B-Chemical ++ O +from O +cardiac O +cells O +was O +normalized O +, O +as O +revealed O +by O +restoration O +of O +the O +( O +Na B-Chemical +, O +K B-Chemical +) O +- O +ATPase O +activity O +. O + +Effects O +of O +long O +- O +term O +pretreatment O +with O +isoproterenol B-Chemical +on O +bromocriptine B-Chemical +- O +induced O +tachycardia B-Disease +in O +conscious O +rats O +. O + +It O +has O +been O +shown O +that O +bromocriptine B-Chemical +- O +induced O +tachycardia B-Disease +, O +which O +persisted O +after O +adrenalectomy O +, O +is O +( O +i O +) O +mediated O +by O +central O +dopamine B-Chemical +D2 O +receptor O +activation O +and O +( O +ii O +) O +reduced O +by O +5 O +- O +day O +isoproterenol B-Chemical +pretreatment O +, O +supporting O +therefore O +the O +hypothesis O +that O +this O +effect O +is O +dependent O +on O +sympathetic O +outflow O +to O +the O +heart O +. O + +This O +study O +was O +conducted O +to O +examine O +whether O +prolonged O +pretreatment O +with O +isoproterenol B-Chemical +could O +abolish O +bromocriptine B-Chemical +- O +induced O +tachycardia B-Disease +in O +conscious O +rats O +. O + +Isoproterenol B-Chemical +pretreatment O +for O +15 O +days O +caused O +cardiac B-Disease +hypertrophy I-Disease +without O +affecting O +baseline O +blood O +pressure O +and O +heart O +rate O +. O + +In O +control O +rats O +, O +intravenous O +bromocriptine B-Chemical +( O +150 O +microg O +/ O +kg O +) O +induced O +significant O +hypotension B-Disease +and O +tachycardia B-Disease +. O + +Bromocriptine B-Chemical +- O +induced O +hypotension B-Disease +was O +unaffected O +by O +isoproterenol B-Chemical +pretreatment O +, O +while O +tachycardia B-Disease +was O +reversed O +to O +significant O +bradycardia B-Disease +, O +an O +effect O +that O +was O +partly O +reduced O +by O +i O +. O +v O +. O +domperidone B-Chemical +( O +0 O +. O +5 O +mg O +/ O +kg O +) O +. O + +Neither O +cardiac O +vagal O +nor O +sympathetic O +tone O +was O +altered O +by O +isoproterenol B-Chemical +pretreatment O +. O + +In O +isolated O +perfused O +heart O +preparations O +from O +isoproterenol B-Chemical +- O +pretreated O +rats O +, O +the O +isoproterenol B-Chemical +- O +induced O +maximal O +increase O +in O +left O +ventricular O +systolic O +pressure O +was O +significantly O +reduced O +, O +compared O +with O +saline O +- O +pretreated O +rats O +( O +the O +EC50 O +of O +the O +isoproterenol B-Chemical +- O +induced O +increase O +in O +left O +ventricular O +systolic O +pressure O +was O +enhanced O +approximately O +22 O +- O +fold O +) O +. O + +These O +results O +show O +that O +15 O +- O +day O +isoproterenol B-Chemical +pretreatment O +not O +only O +abolished O +but O +reversed O +bromocriptine B-Chemical +- O +induced O +tachycardia B-Disease +to O +bradycardia B-Disease +, O +an O +effect O +that O +is O +mainly O +related O +to O +further O +cardiac O +beta O +- O +adrenoceptor O +desensitization O +rather O +than O +to O +impairment O +of O +autonomic O +regulation O +of O +the O +heart O +. O + +They O +suggest O +that O +, O +in O +normal O +conscious O +rats O +, O +the O +central O +tachycardia B-Disease +of O +bromocriptine B-Chemical +appears O +to O +predominate O +and O +to O +mask O +the O +bradycardia B-Disease +of O +this O +agonist O +at O +peripheral O +dopamine B-Chemical +D2 O +receptors O +. O + +A O +developmental O +analysis O +of O +clonidine B-Chemical +' O +s O +effects O +on O +cardiac O +rate O +and O +ultrasound O +production O +in O +infant O +rats O +. O + +Under O +controlled O +conditions O +, O +infant O +rats O +emit O +ultrasonic O +vocalizations O +during O +extreme O +cold O +exposure O +and O +after O +administration O +of O +the O +alpha O +( O +2 O +) O +adrenoceptor O +agonist O +, O +clonidine B-Chemical +. O + +Previous O +investigations O +have O +determined O +that O +, O +in O +response O +to O +clonidine B-Chemical +, O +ultrasound O +production O +increases O +through O +the O +2nd O +- O +week O +postpartum O +and O +decreases O +thereafter O +. O + +Given O +that O +sympathetic O +neural O +dominance O +exhibits O +a O +similar O +developmental O +pattern O +, O +and O +given O +that O +clonidine B-Chemical +induces O +sympathetic O +withdrawal O +and O +bradycardia B-Disease +, O +we O +hypothesized O +that O +clonidine B-Chemical +' O +s O +developmental O +effects O +on O +cardiac O +rate O +and O +ultrasound O +production O +would O +mirror O +each O +other O +. O + +Therefore O +, O +in O +the O +present O +experiment O +, O +the O +effects O +of O +clonidine B-Chemical +administration O +( O +0 O +. O +5 O +mg O +/ O +kg O +) O +on O +cardiac O +rate O +and O +ultrasound O +production O +were O +examined O +in O +2 O +- O +, O +8 O +- O +, O +15 O +- O +, O +and O +20 O +- O +day O +- O +old O +rats O +. O + +Age O +- O +related O +changes O +in O +ultrasound O +production O +corresponded O +with O +changes O +in O +cardiovascular O +variables O +, O +including O +baseline O +cardiac O +rate O +and O +clonidine B-Chemical +- O +induced O +bradycardia B-Disease +. O + +This O +experiment O +is O +discussed O +with O +regard O +to O +the O +hypothesis O +that O +ultrasound O +production O +is O +the O +acoustic O +by O +- O +product O +of O +a O +physiological O +maneuver O +that O +compensates O +for O +clonidine B-Chemical +' O +s O +detrimental O +effects O +on O +cardiovascular O +function O +. O + +Recurrent O +use O +of O +newer O +oral B-Chemical +contraceptives I-Chemical +and O +the O +risk O +of O +venous B-Disease +thromboembolism I-Disease +. O + +The O +epidemiological O +studies O +that O +assessed O +the O +risk O +of O +venous B-Disease +thromboembolism I-Disease +( O +VTE B-Disease +) O +associated O +with O +newer O +oral B-Chemical +contraceptives I-Chemical +( O +OC B-Chemical +) O +did O +not O +distinguish O +between O +patterns O +of O +OC B-Chemical +use O +, O +namely O +first O +- O +time O +users O +, O +repeaters O +and O +switchers O +. O + +Data O +from O +a O +Transnational O +case O +- O +control O +study O +were O +used O +to O +assess O +the O +risk O +of O +VTE B-Disease +for O +the O +latter O +patterns O +of O +use O +, O +while O +accounting O +for O +duration O +of O +use O +. O + +Over O +the O +period O +1993 O +- O +1996 O +, O +551 O +cases O +of O +VTE B-Disease +were O +identified O +in O +Germany O +and O +the O +UK O +along O +with O +2066 O +controls O +. O + +Totals O +of O +128 O +cases O +and O +650 O +controls O +were O +analysed O +for O +repeat O +use O +and O +135 O +cases O +and O +622 O +controls O +for O +switching O +patterns O +. O + +The O +adjusted O +rate O +ratio O +of O +VTE B-Disease +for O +repeat O +users O +of O +third O +generation O +OC B-Chemical +was O +0 O +. O +6 O +( O +95 O +% O +CI O +: O +0 O +. O +3 O +- O +1 O +. O +2 O +) O +relative O +to O +repeat O +users O +of O +second O +generation O +pills O +, O +whereas O +it O +was O +1 O +. O +3 O +( O +95 O +% O +CI O +: O +0 O +. O +7 O +- O +2 O +. O +4 O +) O +for O +switchers O +from O +second O +to O +third O +generation O +pills O +relative O +to O +switchers O +from O +third O +to O +second O +generation O +pills O +. O + +We O +conclude O +that O +second O +and O +third O +generation O +agents O +are O +associated O +with O +equivalent O +risks O +of O +VTE B-Disease +when O +the O +same O +agent O +is O +used O +repeatedly O +after O +interruption O +periods O +or O +when O +users O +are O +switched O +between O +the O +two O +generations O +of O +pills O +. O + +These O +analyses O +suggest O +that O +the O +higher O +risk O +observed O +for O +the O +newer O +OC B-Chemical +in O +other O +studies O +may O +be O +the O +result O +of O +inadequate O +comparisons O +of O +pill O +users O +with O +different O +patterns O +of O +pill O +use O +. O + +Differential O +effects O +of O +systemically O +administered O +ketamine B-Chemical +and O +lidocaine B-Chemical +on O +dynamic O +and O +static O +hyperalgesia B-Disease +induced O +by O +intradermal O +capsaicin B-Chemical +in O +humans O +. O + +We O +have O +examined O +the O +effect O +of O +systemic O +administration O +of O +ketamine B-Chemical +and O +lidocaine B-Chemical +on O +brush O +- O +evoked O +( O +dynamic O +) O +pain B-Disease +and O +punctate O +- O +evoked O +( O +static O +) O +hyperalgesia B-Disease +induced O +by O +capsaicin B-Chemical +. O + +In O +a O +randomized O +, O +double O +- O +blind O +, O +placebo O +- O +controlled O +, O +crossover O +study O +, O +we O +studied O +12 O +volunteers O +in O +three O +experiments O +. O + +Capsaicin B-Chemical +100 O +micrograms O +was O +injected O +intradermally O +on O +the O +volar O +forearm O +followed O +by O +an O +i O +. O +v O +. O +infusion O +of O +ketamine B-Chemical +( O +bolus O +0 O +. O +1 O +mg O +kg O +- O +1 O +over O +10 O +min O +followed O +by O +infusion O +of O +7 O +micrograms O +kg O +- O +1 O +min O +- O +1 O +) O +, O +lidocaine B-Chemical +5 O +mg O +kg O +- O +1 O +or O +saline O +for O +50 O +min O +. O + +Infusion O +started O +15 O +min O +after O +injection O +of O +capsaicin B-Chemical +. O + +The O +following O +were O +measured O +: O +spontaneous O +pain B-Disease +, O +pain B-Disease +evoked O +by O +punctate O +and O +brush O +stimuli O +( O +VAS O +) O +, O +and O +areas O +of O +brush O +- O +evoked O +and O +punctate O +- O +evoked O +hyperalgesia B-Disease +. O + +Ketamine B-Chemical +reduced O +both O +the O +area O +of O +brush O +- O +evoked O +and O +punctate O +- O +evoked O +hyperalgesia B-Disease +significantly O +and O +it O +tended O +to O +reduce O +brush O +- O +evoked O +pain B-Disease +. O + +Lidocaine B-Chemical +reduced O +the O +area O +of O +punctate O +- O +evoked O +hyperalgesia B-Disease +significantly O +. O + +It O +tended O +to O +reduce O +VAS O +scores O +of O +spontaneous O +pain B-Disease +but O +had O +no O +effect O +on O +evoked O +pain B-Disease +. O + +The O +differential O +effects O +of O +ketamine B-Chemical +and O +lidocaine B-Chemical +on O +static O +and O +dynamic O +hyperalgesia B-Disease +suggest O +that O +the O +two O +types O +of O +hyperalgesia B-Disease +are O +mediated O +by O +separate O +mechanisms O +and O +have O +a O +distinct O +pharmacology O +. O + +Development O +of O +apomorphine B-Chemical +- O +induced O +aggressive B-Disease +behavior I-Disease +: O +comparison O +of O +adult O +male O +and O +female O +Wistar O +rats O +. O + +The O +development O +of O +apomorphine B-Chemical +- O +induced O +( O +1 O +. O +0 O +mg O +/ O +kg O +s O +. O +c O +. O +once O +daily O +) O +aggressive B-Disease +behavior I-Disease +of O +adult O +male O +and O +female O +Wistar O +rats O +obtained O +from O +the O +same O +breeder O +was O +studied O +in O +two O +consecutive O +sets O +. O + +In O +male O +animals O +, O +repeated O +apomorphine B-Chemical +treatment O +induced O +a O +gradual O +development O +of O +aggressive B-Disease +behavior I-Disease +as O +evidenced O +by O +the O +increased O +intensity O +of O +aggressiveness B-Disease +and O +shortened O +latency O +before O +the O +first O +attack O +toward O +the O +opponent O +. O + +In O +female O +rats O +, O +only O +a O +weak O +tendency O +toward O +aggressiveness B-Disease +was O +found O +. O + +In O +conclusion O +, O +the O +present O +study O +demonstrates O +gender O +differences O +in O +the O +development O +of O +the O +apomorphine B-Chemical +- O +induced O +aggressive B-Disease +behavior I-Disease +and O +indicates O +that O +the O +female O +rats O +do O +not O +fill O +the O +validation O +criteria O +for O +use O +in O +this O +method O +. O + +Intracranial B-Disease +aneurysms I-Disease +and O +cocaine B-Disease +abuse I-Disease +: O +analysis O +of O +prognostic O +indicators O +. O + +OBJECTIVE O +: O +The O +outcome O +of O +subarachnoid B-Disease +hemorrhage I-Disease +associated O +with O +cocaine B-Disease +abuse I-Disease +is O +reportedly O +poor O +. O + +However O +, O +no O +study O +in O +the O +literature O +has O +reported O +the O +use O +of O +a O +statistical O +model O +to O +analyze O +the O +variables O +that O +influence O +outcome O +. O + +METHODS O +: O +A O +review O +of O +admissions O +during O +a O +6 O +- O +year O +period O +revealed O +14 O +patients O +with O +cocaine B-Chemical +- O +related O +aneurysms B-Disease +. O + +This O +group O +was O +compared O +with O +a O +control O +group O +of O +135 O +patients O +with O +ruptured B-Disease +aneurysms I-Disease +and O +no O +history O +of O +cocaine B-Disease +abuse I-Disease +. O + +Age O +at O +presentation O +, O +time O +of O +ictus O +after O +intoxication O +, O +Hunt O +and O +Hess O +grade O +of O +subarachnoid B-Disease +hemorrhage I-Disease +, O +size O +of O +the O +aneurysm B-Disease +, O +location O +of O +the O +aneurysm B-Disease +, O +and O +the O +Glasgow O +Outcome O +Scale O +score O +were O +assessed O +and O +compared O +. O + +RESULTS O +: O +The O +patients O +in O +the O +study O +group O +were O +significantly O +younger O +than O +the O +patients O +in O +the O +control O +group O +( O +P O +< O +0 O +. O +002 O +) O +. O + +In O +patients O +in O +the O +study O +group O +, O +all O +aneurysms B-Disease +were O +located O +in O +the O +anterior O +circulation O +. O + +The O +majority O +of O +these O +aneurysms B-Disease +were O +smaller O +than O +those O +of O +the O +control O +group O +( O +8 O ++ O +/ O +- O +6 O +. O +08 O +mm O +versus O +11 O ++ O +/ O +- O +5 O +. O +4 O +mm O +; O +P O += O +0 O +. O +05 O +) O +. O + +The O +differences O +in O +mortality O +and O +morbidity O +between O +the O +two O +groups O +were O +not O +significant O +. O + +Hunt O +and O +Hess O +grade O +( O +P O +< O +0 O +. O +005 O +) O +and O +age O +( O +P O +< O +0 O +. O +007 O +) O +were O +significant O +predictors O +of O +outcome O +for O +the O +patients O +with O +cocaine B-Chemical +- O +related O +aneurysms B-Disease +. O + +CONCLUSION O +: O +Cocaine B-Chemical +use O +predisposed O +aneurysmal B-Disease +rupture I-Disease +at O +a O +significantly O +earlier O +age O +and O +in O +much O +smaller O +aneurysms B-Disease +. O + +Contrary O +to O +the O +published O +literature O +, O +this O +group O +did O +reasonably O +well O +with O +aggressive O +management O +. O + +Effect O +of O +intravenous O +nimodipine B-Chemical +on O +blood O +pressure O +and O +outcome O +after O +acute B-Disease +stroke I-Disease +. O + +BACKGROUND O +AND O +PURPOSE O +: O +The O +Intravenous O +Nimodipine B-Chemical +West O +European O +Stroke B-Disease +Trial O +( O +INWEST O +) O +found O +a O +correlation O +between O +nimodipine B-Chemical +- O +induced O +reduction B-Disease +in I-Disease +blood I-Disease +pressure I-Disease +( O +BP O +) O +and O +an O +unfavorable O +outcome O +in O +acute B-Disease +stroke I-Disease +. O + +We O +sought O +to O +confirm O +this O +correlation O +with O +and O +without O +adjustment O +for O +prognostic O +variables O +and O +to O +investigate O +outcome O +in O +subgroups O +with O +increasing O +levels O +of O +BP B-Disease +reduction I-Disease +. O + +METHODS O +: O +Patients O +with O +a O +clinical O +diagnosis O +of O +ischemic B-Disease +stroke I-Disease +( O +within O +24 O +hours O +) O +were O +consecutively O +allocated O +to O +receive O +placebo O +( O +n O += O +100 O +) O +, O +1 O +mg O +/ O +h O +( O +low O +- O +dose O +) O +nimodipine B-Chemical +( O +n O += O +101 O +) O +, O +or O +2 O +mg O +/ O +h O +( O +high O +- O +dose O +) O +nimodipine B-Chemical +( O +n O += O +94 O +) O +. O + +The O +correlation O +between O +average O +BP O +change O +during O +the O +first O +2 O +days O +and O +the O +outcome O +at O +day O +21 O +was O +analyzed O +. O + +RESULTS O +: O +Two O +hundred O +sixty O +- O +five O +patients O +were O +included O +in O +this O +analysis O +( O +n O += O +92 O +, O +93 O +, O +and O +80 O +for O +placebo O +, O +low O +dose O +, O +and O +high O +dose O +, O +respectively O +) O +. O + +Nimodipine B-Chemical +treatment O +resulted O +in O +a O +statistically O +significant O +reduction B-Disease +in I-Disease +systolic I-Disease +BP I-Disease +( O +SBP O +) O +and O +diastolic O +BP O +( O +DBP O +) O +from O +baseline O +compared O +with O +placebo O +during O +the O +first O +few O +days O +. O + +In O +multivariate O +analysis O +, O +a O +significant O +correlation O +between O +DBP B-Disease +reduction I-Disease +and O +worsening O +of O +the O +neurological O +score O +was O +found O +for O +the O +high O +- O +dose O +group O +( O +beta O += O +0 O +. O +49 O +, O +P O += O +0 O +. O +048 O +) O +. O + +Patients O +with O +a O +DBP B-Disease +reduction I-Disease +of O +> O +or O += O +20 O +% O +in O +the O +high O +- O +dose O +group O +had O +a O +significantly O +increased O +adjusted O +OR O +for O +the O +compound O +outcome O +variable O +death B-Disease +or O +dependency O +( O +Barthel O +Index O +< O +60 O +) O +( O +n O +/ O +N O += O +25 O +/ O +26 O +, O +OR O +10 O +. O +16 O +, O +95 O +% O +CI O +1 O +. O +02 O +to O +101 O +. O +74 O +) O +and O +death B-Disease +alone O +( O +n O +/ O +N O += O +9 O +/ O +26 O +, O +OR O +4 O +. O +336 O +, O +95 O +% O +CI O +1 O +. O +131 O +16 O +. O +619 O +) O +compared O +with O +all O +placebo O +patients O +( O +n O +/ O +N O += O +62 O +/ O +92 O +and O +14 O +/ O +92 O +, O +respectively O +) O +. O + +There O +was O +no O +correlation O +between O +SBP O +change O +and O +outcome O +. O + +CONCLUSIONS O +: O +DBP O +, O +but O +not O +SBP O +, O +reduction O +was O +associated O +with O +neurological O +worsening O +after O +the O +intravenous O +administration O +of O +high O +- O +dose O +nimodipine B-Chemical +after O +acute B-Disease +stroke I-Disease +. O + +For O +low O +- O +dose O +nimodipine B-Chemical +, O +the O +results O +were O +not O +conclusive O +. O + +These O +results O +do O +not O +confirm O +or O +exclude O +a O +neuroprotective O +property O +of O +nimodipine B-Chemical +. O + +Neonatal O +pyridoxine B-Chemical +responsive O +convulsions B-Disease +due O +to O +isoniazid B-Chemical +therapy O +. O + +A O +17 O +- O +day O +- O +old O +infant O +on O +isoniazid B-Chemical +therapy O +13 O +mg O +/ O +kg O +daily O +from O +birth O +because O +of O +maternal O +tuberculosis B-Disease +was O +admitted O +after O +4 O +days O +of O +clonic B-Disease +fits I-Disease +. O + +No O +underlying O +infective O +or O +biochemical O +cause O +could O +be O +found O +. O + +The O +fits B-Disease +ceased O +within O +4 O +hours O +of O +administering O +intramuscular O +pyridoxine B-Chemical +, O +suggesting O +an O +aetiology O +of O +pyridoxine B-Chemical +deficiency O +secondary O +to O +isoniazid B-Chemical +medication O +. O + +Ketamine B-Chemical +sedation O +for O +the O +reduction O +of O +children O +' O +s O +fractures B-Disease +in O +the O +emergency O +department O +. O + +BACKGROUND O +: O +There O +recently O +has O +been O +a O +resurgence O +in O +the O +utilization O +of O +ketamine B-Chemical +, O +a O +unique O +anesthetic O +, O +for O +emergency O +- O +department O +procedures O +requiring O +sedation O +. O + +The O +purpose O +of O +the O +present O +study O +was O +to O +examine O +the O +safety O +and O +efficacy O +of O +ketamine B-Chemical +for O +sedation O +in O +the O +treatment O +of O +children O +' O +s O +fractures B-Disease +in O +the O +emergency O +department O +. O + +METHODS O +: O +One O +hundred O +and O +fourteen O +children O +( O +average O +age O +, O +5 O +. O +3 O +years O +; O +range O +, O +twelve O +months O +to O +ten O +years O +and O +ten O +months O +) O +who O +underwent O +closed O +reduction O +of O +an O +isolated O +fracture B-Disease +or O +dislocation B-Disease +in O +the O +emergency O +department O +at O +a O +level O +- O +I O +trauma B-Disease +center O +were O +prospectively O +evaluated O +. O + +Ketamine B-Chemical +hydrochloride I-Chemical +was O +administered O +intravenously O +( O +at O +a O +dose O +of O +two O +milligrams O +per O +kilogram O +of O +body O +weight O +) O +in O +ninety O +- O +nine O +of O +the O +patients O +and O +intramuscularly O +( O +at O +a O +dose O +of O +four O +milligrams O +per O +kilogram O +of O +body O +weight O +) O +in O +the O +other O +fifteen O +. O + +A O +board O +- O +certified O +emergency O +physician O +skilled O +in O +airway O +management O +supervised O +administration O +of O +the O +anesthetic O +, O +and O +the O +patients O +were O +monitored O +by O +a O +registered O +nurse O +. O + +Any O +pain B-Disease +during O +the O +reduction O +was O +rated O +by O +the O +orthopaedic O +surgeon O +treating O +the O +patient O +according O +to O +the O +Children O +' O +s O +Hospital O +of O +Eastern O +Ontario O +Pain B-Disease +Scale O +( O +CHEOPS O +) O +. O + +RESULTS O +: O +The O +average O +time O +from O +intravenous O +administration O +of O +ketamine B-Chemical +to O +manipulation O +of O +the O +fracture B-Disease +or O +dislocation B-Disease +was O +one O +minute O +and O +thirty O +- O +six O +seconds O +( O +range O +, O +twenty O +seconds O +to O +five O +minutes O +) O +, O +and O +the O +average O +time O +from O +intramuscular O +administration O +to O +manipulation O +was O +four O +minutes O +and O +forty O +- O +two O +seconds O +( O +range O +, O +sixty O +seconds O +to O +fifteen O +minutes O +) O +. O + +The O +average O +score O +according O +to O +the O +Children O +' O +s O +Hospital O +of O +Eastern O +Ontario O +Pain B-Disease +Scale O +was O +6 O +. O +4 O +points O +( O +range O +, O +5 O +to O +10 O +points O +) O +, O +reflecting O +minimal O +or O +no O +pain B-Disease +during O +fracture B-Disease +reduction O +. O + +Adequate O +fracture B-Disease +reduction O +was O +obtained O +in O +111 O +of O +the O +children O +. O + +Ninety O +- O +nine O +percent O +( O +sixty O +- O +eight O +) O +of O +the O +sixty O +- O +nine O +parents O +present O +during O +the O +reduction O +were O +pleased O +with O +the O +sedation O +and O +would O +allow O +it O +to O +be O +used O +again O +in O +a O +similar O +situation O +. O + +Patency O +of O +the O +airway O +and O +independent O +respiration O +were O +maintained O +in O +all O +of O +the O +patients O +. O + +Blood O +pressure O +and O +heart O +rate O +remained O +stable O +. O + +Minor O +side O +effects O +included O +nausea B-Disease +( O +thirteen O +patients O +) O +, O +emesis B-Disease +( O +eight O +of O +the O +thirteen O +patients O +with O +nausea B-Disease +) O +, O +clumsiness B-Disease +( O +evident O +as O +ataxic B-Disease +movements I-Disease +in O +ten O +patients O +) O +, O +and O +dysphoric B-Disease +reaction I-Disease +( O +one O +patient O +) O +. O + +No O +long O +- O +term O +sequelae O +were O +noted O +, O +and O +no O +patients O +had O +hallucinations B-Disease +or O +nightmares O +. O + +CONCLUSIONS O +: O +Ketamine B-Chemical +reliably O +, O +safely O +, O +and O +quickly O +provided O +adequate O +sedation O +to O +effectively O +facilitate O +the O +reduction O +of O +children O +' O +s O +fractures B-Disease +in O +the O +emergency O +department O +at O +our O +institution O +. O + +Ketamine B-Chemical +should O +only O +be O +used O +in O +an O +environment O +such O +as O +the O +emergency O +department O +, O +where O +proper O +one O +- O +on O +- O +one O +monitoring O +is O +used O +and O +board O +- O +certified O +physicians O +skilled O +in O +airway O +management O +are O +directly O +involved O +in O +the O +care O +of O +the O +patient O +. O + +Cyclosporine B-Chemical +and O +tacrolimus B-Chemical +- O +associated O +thrombotic B-Disease +microangiopathy I-Disease +. O + +The O +development O +of O +thrombotic B-Disease +microangiopathy I-Disease +( O +TMA B-Disease +) O +associated O +with O +the O +use O +of O +cyclosporine B-Chemical +has O +been O +well O +documented O +. O + +Treatments O +have O +included O +discontinuation O +or O +reduction O +of O +cyclosporine B-Chemical +dose O +with O +or O +without O +concurrent O +plasma O +exchange O +, O +plasma O +infusion O +, O +anticoagulation O +, O +and O +intravenous O +immunoglobulin O +G O +infusion O +. O + +However O +, O +for O +recipients O +of O +organ O +transplantation O +, O +removing O +the O +inciting O +agent O +is O +not O +without O +the O +attendant O +risk O +of O +precipitating O +acute O +rejection O +and O +graft O +loss O +. O + +The O +last O +decade O +has O +seen O +the O +emergence O +of O +tacrolimus B-Chemical +as O +a O +potent O +immunosuppressive O +agent O +with O +mechanisms O +of O +action O +virtually O +identical O +to O +those O +of O +cyclosporine B-Chemical +. O + +As O +a O +result O +, O +switching O +to O +tacrolimus B-Chemical +has O +been O +reported O +to O +be O +a O +viable O +therapeutic O +option O +in O +the O +setting O +of O +cyclosporine B-Chemical +- O +induced O +TMA B-Disease +. O + +With O +the O +more O +widespread O +application O +of O +tacrolimus B-Chemical +in O +organ O +transplantation O +, O +tacrolimus B-Chemical +- O +associated O +TMA B-Disease +has O +also O +been O +recognized O +. O + +However O +, O +literature O +regarding O +the O +incidence O +of O +the O +recurrence O +of O +TMA B-Disease +in O +patients O +exposed O +sequentially O +to O +cyclosporine B-Chemical +and O +tacrolimus B-Chemical +is O +limited O +. O + +We O +report O +a O +case O +of O +a O +living O +donor O +renal O +transplant O +recipient O +who O +developed O +cyclosporine B-Chemical +- O +induced O +TMA B-Disease +that O +responded O +to O +the O +withdrawal O +of O +cyclosporine B-Chemical +in O +conjunction O +with O +plasmapheresis O +and O +fresh O +frozen O +plasma O +replacement O +therapy O +. O + +Introduction O +of O +tacrolimus B-Chemical +as O +an O +alternative O +immunosuppressive O +agent O +resulted O +in O +the O +recurrence O +of O +TMA B-Disease +and O +the O +subsequent O +loss O +of O +the O +renal O +allograft O +. O + +Patients O +who O +are O +switched O +from O +cyclosporine B-Chemical +to O +tacrolimus B-Chemical +or O +vice O +versa O +should O +be O +closely O +monitored O +for O +the O +signs O +and O +symptoms O +of O +recurrent O +TMA B-Disease +. O + +Analgesic O +effect O +of O +intravenous O +ketamine B-Chemical +in O +cancer B-Disease +patients O +on O +morphine B-Chemical +therapy O +: O +a O +randomized O +, O +controlled O +, O +double O +- O +blind O +, O +crossover O +, O +double O +- O +dose O +study O +. O + +Pain B-Disease +not O +responsive O +to O +morphine B-Chemical +is O +often O +problematic O +. O + +Animal O +and O +clinical O +studies O +have O +suggested O +that O +N B-Chemical +- I-Chemical +methyl I-Chemical +- I-Chemical +D I-Chemical +- I-Chemical +aspartate I-Chemical +( O +NMDA B-Chemical +) O +antagonists O +, O +such O +as O +ketamine B-Chemical +, O +may O +be O +effective O +in O +improving O +opioid O +analgesia O +in O +difficult O +pain B-Disease +syndromes O +, O +such O +as O +neuropathic B-Disease +pain I-Disease +. O + +A O +slow O +bolus O +of O +subhypnotic O +doses O +of O +ketamine B-Chemical +( O +0 O +. O +25 O +mg O +/ O +kg O +or O +0 O +. O +50 O +mg O +/ O +kg O +) O +was O +given O +to O +10 O +cancer B-Disease +patients O +whose O +pain B-Disease +was O +unrelieved O +by O +morphine B-Chemical +in O +a O +randomized O +, O +double O +- O +blind O +, O +crossover O +, O +double O +- O +dose O +study O +. O + +Pain B-Disease +intensity O +on O +a O +0 O +to O +10 O +numerical O +scale O +; O +nausea B-Disease +and O +vomiting B-Disease +, O +drowsiness O +, O +confusion B-Disease +, O +and O +dry B-Disease +mouth I-Disease +, O +using O +a O +scale O +from O +0 O +to O +3 O +( O +not O +at O +all O +, O +slight O +, O +a O +lot O +, O +awful O +) O +; O +Mini O +- O +Mental O +State O +Examination O +( O +MMSE O +) O +( O +0 O +- O +30 O +) O +; O +and O +arterial O +pressure O +were O +recorded O +before O +administration O +of O +drugs O +( O +T0 O +) O +and O +after O +30 O +minutes O +( O +T30 O +) O +, O +60 O +minutes O +( O +T60 O +) O +, O +120 O +minutes O +( O +T120 O +) O +, O +and O +180 O +minutes O +( O +T180 O +) O +. O + +Ketamine B-Chemical +, O +but O +not O +saline O +solution O +, O +significantly O +reduced O +the O +pain B-Disease +intensity O +in O +almost O +all O +the O +patients O +at O +both O +doses O +. O + +This O +effect O +was O +more O +relevant O +in O +patients O +treated O +with O +higher O +doses O +. O + +Hallucinations B-Disease +occurred O +in O +4 O +patients O +, O +and O +an O +unpleasant O +sensation O +( O +" O +empty O +head O +" O +) O +was O +also O +reported O +by O +2 O +patients O +. O + +These O +episodes O +reversed O +after O +the O +administration O +of O +diazepam B-Chemical +1 O +mg O +intravenously O +. O + +Significant O +increases O +in O +drowsiness O +were O +reported O +in O +patients O +treated O +with O +ketamine B-Chemical +in O +both O +groups O +and O +were O +more O +marked O +with O +ketamine B-Chemical +0 O +. O +50 O +mg O +/ O +kg O +. O + +A O +significant O +difference O +in O +MMSE O +was O +observed O +at O +T30 O +in O +patients O +who O +received O +0 O +. O +50 O +mg O +/ O +kg O +of O +ketamine B-Chemical +. O + +Ketamine B-Chemical +can O +improve O +morphine B-Chemical +analgesia O +in O +difficult O +pain B-Disease +syndromes O +, O +such O +as O +neuropathic B-Disease +pain I-Disease +. O + +However O +, O +the O +occurrence O +of O +central O +adverse O +effects O +should O +be O +taken O +into O +account O +, O +especially O +when O +using O +higher O +doses O +. O + +This O +observation O +should O +be O +tested O +in O +studies O +of O +prolonged O +ketamine B-Chemical +administration O +. O + +Paclitaxel B-Chemical +, O +cisplatin B-Chemical +, O +and O +gemcitabine B-Chemical +combination O +chemotherapy O +within O +a O +multidisciplinary O +therapeutic O +approach O +in O +metastatic O +nonsmall B-Disease +cell I-Disease +lung I-Disease +carcinoma I-Disease +. O + +BACKGROUND O +: O +Cisplatin B-Chemical +- O +based O +chemotherapy O +combinations O +improve O +quality O +of O +life O +and O +survival O +in O +advanced O +nonsmall B-Disease +cell I-Disease +lung I-Disease +carcinoma I-Disease +( O +NSCLC B-Disease +) O +. O + +The O +emergence O +of O +new O +active O +drugs O +might O +translate O +into O +more O +effective O +regimens O +for O +the O +treatment O +of O +this O +disease O +. O + +METHODS O +: O +The O +objective O +of O +this O +study O +was O +to O +determine O +the O +feasibility O +, O +response O +rate O +, O +and O +toxicity B-Disease +of O +a O +paclitaxel B-Chemical +, O +cisplatin B-Chemical +, O +and O +gemcitabine B-Chemical +combination O +to O +treat O +metastatic O +NSCLC B-Disease +. O + +Thirty O +- O +five O +consecutive O +chemotherapy O +- O +naive O +patients O +with O +Stage O +IV O +NSCLC B-Disease +and O +an O +Eastern O +Cooperative O +Oncology O +Group O +performance O +status O +of O +0 O +- O +2 O +were O +treated O +with O +a O +combination O +of O +paclitaxel B-Chemical +( O +135 O +mg O +/ O +m O +( O +2 O +) O +given O +intravenously O +in O +3 O +hours O +) O +on O +Day O +1 O +, O +cisplatin B-Chemical +( O +120 O +mg O +/ O +m O +( O +2 O +) O +given O +intravenously O +in O +6 O +hours O +) O +on O +Day O +1 O +, O +and O +gemcitabine B-Chemical +( O +800 O +mg O +/ O +m O +( O +2 O +) O +given O +intravenously O +in O +30 O +minutes O +) O +on O +Days O +1 O +and O +8 O +, O +every O +4 O +weeks O +. O + +Although O +responding O +patients O +were O +scheduled O +to O +receive O +consolidation O +radiotherapy O +and O +24 O +patients O +received O +preplanned O +second O +- O +line O +chemotherapy O +after O +disease O +progression O +, O +the O +response O +and O +toxicity B-Disease +rates O +reported O +refer O +only O +to O +the O +chemotherapy O +regimen O +given O +. O + +RESULTS O +: O +All O +the O +patients O +were O +examined O +for O +toxicity B-Disease +; O +34 O +were O +examinable O +for O +response O +. O + +An O +objective O +response O +was O +observed O +in O +73 O +. O +5 O +% O +of O +the O +patients O +( O +95 O +% O +confidence O +interval O +[ O +CI O +] O +, O +55 O +. O +6 O +- O +87 O +. O +1 O +% O +) O +, O +including O +4 O +complete O +responses O +( O +11 O +. O +7 O +% O +) O +. O + +According O +to O +intention O +- O +to O +- O +treat O +, O +the O +overall O +response O +rate O +was O +71 O +. O +4 O +% O +( O +95 O +% O +CI O +, O +53 O +. O +7 O +- O +85 O +. O +4 O +% O +) O +. O + +After O +154 O +courses O +of O +therapy O +, O +the O +median O +dose O +intensity O +was O +131 O +mg O +/ O +m O +( O +2 O +) O +for O +paclitaxel B-Chemical +( O +97 O +. O +3 O +% O +) O +, O +117 O +mg O +/ O +m O +( O +2 O +) O +for O +cisplatin B-Chemical +( O +97 O +. O +3 O +% O +) O +, O +and O +1378 O +mg O +/ O +m O +( O +2 O +) O +for O +gemcitabine B-Chemical +( O +86 O +. O +2 O +% O +) O +. O + +World O +Health O +Organization O +Grade O +3 O +- O +4 O +neutropenia B-Disease +and O +thrombocytopenia B-Disease +occurred O +in O +39 O +. O +9 O +% O +and O +11 O +. O +4 O +% O +of O +patients O +, O +respectively O +. O + +There O +was O +one O +treatment O +- O +related O +death B-Disease +. O + +Nonhematologic O +toxicities B-Disease +were O +mild O +. O + +After O +a O +median O +follow O +- O +up O +of O +22 O +months O +, O +the O +median O +progression O +free O +survival O +rate O +was O +7 O +months O +, O +and O +the O +median O +survival O +time O +was O +16 O +months O +. O + +CONCLUSIONS O +: O +The O +combination O +of O +paclitaxel B-Chemical +, O +cisplatin B-Chemical +, O +and O +gemcitabine B-Chemical +is O +well O +tolerated O +and O +shows O +high O +activity O +in O +metastatic O +NSCLC B-Disease +. O + +This O +treatment O +merits O +further O +comparison O +with O +other O +cisplatin B-Chemical +- O +based O +regimens O +. O + +Serotonergic B-Chemical +antidepressants I-Chemical +and O +urinary B-Disease +incontinence I-Disease +. O + +Many O +new O +serotonergic B-Chemical +antidepressants I-Chemical +have O +been O +introduced O +over O +the O +past O +decade O +. O + +Although O +urinary B-Disease +incontinence I-Disease +is O +listed O +as O +one O +side O +effect O +of O +these O +drugs O +in O +their O +package O +inserts O +there O +is O +only O +one O +report O +in O +the O +literature O +. O + +This O +concerns O +2 O +male O +patients O +who O +experienced O +incontinence B-Disease +while O +taking O +venlafaxine B-Chemical +. O + +In O +the O +present O +paper O +the O +authors O +describe O +2 O +female O +patients O +who O +developed O +incontinence B-Disease +secondary O +to O +the O +selective O +serotonin B-Chemical +reuptake O +inhibitors O +paroxetine B-Chemical +and O +sertraline B-Chemical +, O +as O +well O +as O +a O +third O +who O +developed O +this O +side O +effect O +on O +venlafaxine B-Chemical +. O + +In O +2 O +of O +the O +3 O +cases O +the O +patients O +were O +also O +taking O +lithium B-Chemical +carbonate I-Chemical +and O +beta O +- O +blockers O +, O +both O +of O +which O +could O +have O +contributed O +to O +the O +incontinence B-Disease +. O + +Animal O +studies O +suggest O +that O +incontinence B-Disease +secondary O +to O +serotonergic B-Chemical +antidepressants I-Chemical +could O +be O +mediated O +by O +the O +5HT4 O +receptors O +found O +on O +the O +bladder O +. O + +Further O +research O +is O +needed O +to O +delineate O +the O +frequency O +of O +this O +troubling O +side O +effect O +and O +how O +best O +to O +treat O +it O +. O + +Acute O +cocaine B-Chemical +- O +induced O +seizures B-Disease +: O +differential O +sensitivity O +of O +six O +inbred O +mouse O +strains O +. O + +Mature O +male O +and O +female O +mice O +from O +six O +inbred O +stains O +were O +tested O +for O +susceptibility O +to O +behavioral O +seizures B-Disease +induced O +by O +a O +single O +injection O +of O +cocaine B-Chemical +. O + +Cocaine B-Chemical +was O +injected O +ip O +over O +a O +range O +of O +doses O +( O +50 O +- O +100 O +mg O +/ O +kg O +) O +and O +behavior O +was O +monitored O +for O +20 O +minutes O +. O + +Seizure B-Disease +end O +points O +included O +latency O +to O +forelimb O +or O +hindlimb O +clonus O +, O +latency O +to O +clonic O +running O +seizure B-Disease +and O +latency O +to O +jumping O +bouncing O +seizure B-Disease +. O + +A O +range O +of O +strain O +specific O +sensitivities O +was O +documented O +with O +A O +/ O +J O +and O +SJL O +mice O +being O +most O +sensitive O +and O +C57BL O +/ O +6J O +most O +resistant O +. O + +DBA O +/ O +2J O +, O +BALB O +/ O +cByJ O +and O +NZW O +/ O +LacJ O +strains O +exhibited O +intermediate O +sensitivity O +. O + +EEG O +recordings O +were O +made O +in O +SJL O +, O +A O +/ O +J O +and O +C57BL O +/ O +6J O +mice O +revealing O +a O +close O +correspondence O +between O +electrical O +activity O +and O +behavior O +. O + +Additionally O +, O +levels O +of O +cocaine B-Chemical +determined O +in O +hippocampus O +and O +cortex O +were O +not O +different O +between O +sensitive O +and O +resistant O +strains O +. O + +Additional O +studies O +of O +these O +murine O +strains O +may O +be O +useful O +for O +investigating O +genetic O +influences O +on O +cocaine B-Chemical +- O +induced O +seizures B-Disease +. O + +Hypotension B-Disease +following O +the O +initiation O +of O +tizanidine B-Chemical +in O +a O +patient O +treated O +with O +an O +angiotensin B-Chemical +converting O +enzyme O +inhibitor O +for O +chronic O +hypertension B-Disease +. O + +Centrally O +acting O +alpha O +- O +2 O +adrenergic O +agonists O +are O +one O +of O +several O +pharmacologic O +agents O +used O +in O +the O +treatment O +of O +spasticity B-Disease +related O +to O +disorders B-Disease +of I-Disease +the I-Disease +central I-Disease +nervous I-Disease +system I-Disease +. O + +In O +addition O +to O +their O +effects O +on O +spasticity B-Disease +, O +certain O +adverse O +cardiorespiratory O +effects O +have O +been O +reported O +. O + +Adults O +chronically O +treated O +with O +angiotensin B-Chemical +converting O +enzyme O +inhibitors O +may O +have O +a O +limited O +ability O +to O +respond O +to O +hypotension B-Disease +when O +the O +sympathetic O +response O +is O +simultaneously O +blocked O +. O + +The O +authors O +present O +a O +10 O +- O +year O +- O +old O +boy O +chronically O +treated O +with O +lisinopril B-Chemical +, O +an O +angiotensin B-Chemical +converting O +enzyme O +inhibitor O +, O +to O +control O +hypertension B-Disease +who O +developed O +hypotension B-Disease +following O +the O +addition O +of O +tizanidine B-Chemical +, O +an O +alpha O +- O +2 O +agonist O +, O +for O +the O +treatment O +of O +spasticity B-Disease +. O + +The O +possible O +interaction O +of O +tizanidine B-Chemical +and O +other O +antihypertensive O +agents O +should O +be O +kept O +in O +mind O +when O +prescribing O +therapy O +to O +treat O +either O +hypertension B-Disease +or O +spasticity B-Disease +in O +such O +patients O +. O + +Two O +mouse O +lines O +selected O +for O +differential O +sensitivities O +to O +beta B-Chemical +- I-Chemical +carboline I-Chemical +- O +induced O +seizures B-Disease +are O +also O +differentially O +sensitive O +to O +various O +pharmacological O +effects O +of O +other O +GABA B-Chemical +( O +A O +) O +receptor O +ligands O +. O + +Two O +mouse O +lines O +were O +selectively O +bred O +according O +to O +their O +sensitivity O +( O +BS O +line O +) O +or O +resistance O +( O +BR O +line O +) O +to O +seizures B-Disease +induced O +by O +a O +single O +i O +. O +p O +. O +injection O +of O +methyl B-Chemical +beta I-Chemical +- I-Chemical +carboline I-Chemical +- I-Chemical +3 I-Chemical +- I-Chemical +carboxylate I-Chemical +( O +beta B-Chemical +- I-Chemical +CCM I-Chemical +) O +, O +an O +inverse O +agonist O +of O +the O +GABA B-Chemical +( O +A O +) O +receptor O +benzodiazepine B-Chemical +site O +. O + +Our O +aim O +was O +to O +characterize O +both O +lines O +' O +sensitivities O +to O +various O +physiological O +effects O +of O +other O +ligands O +of O +the O +GABA B-Chemical +( O +A O +) O +receptor O +. O + +We O +measured O +diazepam B-Chemical +- O +induced O +anxiolysis O +with O +the O +elevated O +plus O +- O +maze O +test O +, O +diazepam B-Chemical +- O +induced O +sedation O +by O +recording O +the O +vigilance O +states O +, O +and O +picrotoxin B-Chemical +- O +and O +pentylenetetrazol B-Chemical +- O +induced O +seizures B-Disease +after O +i O +. O +p O +. O +injections O +. O + +Results O +presented O +here O +show O +that O +the O +differential O +sensitivities O +of O +BS O +and O +BR O +lines O +to O +beta B-Chemical +- I-Chemical +CCM I-Chemical +can O +be O +extended O +to O +diazepam B-Chemical +, O +picrotoxin B-Chemical +, O +and O +pentylenetetrazol B-Chemical +, O +suggesting O +a O +genetic O +selection O +of O +a O +general O +sensitivity O +and O +resistance O +to O +several O +ligands O +of O +the O +GABA B-Chemical +( O +A O +) O +receptor O +. O + +Propylthiouracil B-Chemical +- O +induced O +perinuclear O +- O +staining O +antineutrophil O +cytoplasmic O +autoantibody O +- O +positive O +vasculitis B-Disease +in O +conjunction O +with O +pericarditis B-Disease +. O + +OBJECTIVE O +: O +To O +describe O +a O +case O +of O +propylthiouracil B-Chemical +- O +induced O +vasculitis B-Disease +manifesting O +with O +pericarditis B-Disease +. O + +METHODS O +: O +We O +present O +the O +first O +case O +report O +of O +a O +woman O +with O +hyperthyroidism B-Disease +treated O +with O +propylthiouracil B-Chemical +in O +whom O +a O +syndrome O +of O +pericarditis B-Disease +, O +fever B-Disease +, O +and O +glomerulonephritis B-Disease +developed O +. O + +Serologic O +testing O +and O +immunologic O +studies O +were O +done O +, O +and O +a O +pericardial O +biopsy O +was O +performed O +. O + +RESULTS O +: O +A O +25 O +- O +year O +- O +old O +woman O +with O +Graves B-Disease +' I-Disease +disease I-Disease +had O +a O +febrile B-Disease +illness I-Disease +and O +evidence O +of O +pericarditis B-Disease +, O +which O +was O +confirmed O +by O +biopsy O +. O + +Serologic O +evaluation O +revealed O +the O +presence O +of O +perinuclear O +- O +staining O +antineutrophil O +cytoplasmic O +autoantibodies O +( O +pANCA O +) O +against O +myeloperoxidase O +( O +MPO O +) O +. O + +Propylthiouracil B-Chemical +therapy O +was O +withdrawn O +, O +and O +she O +was O +treated O +with O +a O +1 O +- O +month O +course O +of O +prednisone B-Chemical +, O +which O +alleviated O +her O +symptoms O +. O + +A O +literature O +review O +revealed O +no O +prior O +reports O +of O +pericarditis B-Disease +in O +anti O +- O +MPO O +pANCA O +- O +positive O +vasculitis B-Disease +associated O +with O +propylthio B-Chemical +- I-Chemical +uracil I-Chemical +therapy O +. O + +CONCLUSION O +: O +Pericarditis B-Disease +may O +be O +the O +initial O +manifestation O +of O +drug O +- O +induced O +vasculitis B-Disease +attributable O +to O +propylthio B-Chemical +- I-Chemical +uracil I-Chemical +therapy O +. O + +Repeated O +transient O +anuria B-Disease +following O +losartan B-Chemical +administration O +in O +a O +patient O +with O +a O +solitary O +kidney O +. O + +We O +report O +the O +case O +of O +a O +70 O +- O +year O +- O +old O +hypertensive B-Disease +man O +with O +a O +solitary O +kidney O +and O +chronic B-Disease +renal I-Disease +insufficiency I-Disease +who O +developed O +two O +episodes O +of O +transient O +anuria B-Disease +after O +losartan B-Chemical +administration O +. O + +He O +was O +hospitalized O +for O +a O +myocardial B-Disease +infarction I-Disease +with O +pulmonary B-Disease +edema I-Disease +, O +treated O +with O +high O +- O +dose O +diuretics O +. O + +Due O +to O +severe O +systolic B-Disease +dysfunction I-Disease +losartan B-Chemical +was O +prescribed O +. O + +Surprisingly O +, O +the O +first O +dose O +of O +50 O +mg O +of O +losartan B-Chemical +resulted O +in O +a O +sudden O +anuria B-Disease +, O +which O +lasted O +eight O +hours O +despite O +high O +- O +dose O +furosemide B-Chemical +and O +amine B-Chemical +infusion O +. O + +One O +week O +later O +, O +by O +mistake O +, O +losartan B-Chemical +was O +prescribed O +again O +and O +after O +the O +second O +dose O +of O +50 O +mg O +, O +the O +patient O +developed O +a O +second O +episode O +of O +transient O +anuria B-Disease +lasting O +10 O +hours O +. O + +During O +these O +two O +episodes O +, O +his O +blood O +pressure O +diminished O +but O +no O +severe O +hypotension B-Disease +was O +noted O +. O + +Ultimately O +, O +an O +arteriography O +showed O +a O +70 O +- O +80 O +% O +renal B-Disease +artery I-Disease +stenosis I-Disease +. O + +In O +this O +patient O +, O +renal B-Disease +artery I-Disease +stenosis I-Disease +combined O +with O +heart B-Disease +failure I-Disease +and O +diuretic O +therapy O +certainly O +resulted O +in O +a O +strong O +activation O +of O +the O +renin O +- O +angiotensin B-Chemical +system O +( O +RAS O +) O +. O + +Under O +such O +conditions O +, O +angiotensin B-Chemical +II I-Chemical +receptor O +blockade O +by O +losartan B-Chemical +probably O +induced O +a O +critical O +fall O +in O +glomerular O +filtration O +pressure O +. O + +This O +case O +report O +highlights O +the O +fact O +that O +the O +angiotensin B-Chemical +II I-Chemical +receptor O +antagonist O +losartan B-Chemical +can O +cause O +serious O +unexpected O +complications O +in O +patients O +with O +renovascular B-Disease +disease I-Disease +and O +should O +be O +used O +with O +extreme O +caution O +in O +this O +setting O +. O + +Calcineurin O +- O +inhibitor O +induced O +pain B-Disease +syndrome O +( O +CIPS B-Disease +) O +: O +a O +severe O +disabling O +complication O +after O +organ O +transplantation O +. O + +Bone O +pain B-Disease +after O +transplantation O +is O +a O +frequent O +complication O +that O +can O +be O +caused O +by O +several O +diseases O +. O + +Treatment O +strategies O +depend O +on O +the O +correct O +diagnosis O +of O +the O +pain B-Disease +. O + +Nine O +patients O +with O +severe O +pain B-Disease +in O +their O +feet O +, O +which O +was O +registered O +after O +transplantation O +, O +were O +investigated O +. O + +Bone O +scans O +showed O +an O +increased O +tracer O +uptake O +of O +the O +foot O +bones O +. O + +Magnetic O +resonance O +imaging O +demonstrated O +bone B-Disease +marrow I-Disease +oedema I-Disease +in O +the O +painful O +bones O +. O + +Pain B-Disease +was O +not O +explained O +by O +other O +diseases O +causing O +foot O +pain B-Disease +, O +like O +reflex B-Disease +sympathetic I-Disease +dystrophy I-Disease +, O +polyneuropathy B-Disease +, O +Morton B-Disease +' I-Disease +s I-Disease +neuralgia I-Disease +, O +gout B-Disease +, O +osteoporosis B-Disease +, O +avascular B-Disease +necrosis I-Disease +, O +intermittent B-Disease +claudication I-Disease +, O +orthopaedic O +foot B-Disease +deformities I-Disease +, O +stress B-Disease +fractures I-Disease +, O +and O +hyperparathyroidism B-Disease +. O + +The O +reduction O +of O +cyclosporine B-Chemical +- O +or O +tacrolimus B-Chemical +trough O +levels O +and O +the O +administration O +of O +calcium B-Chemical +channel O +blockers O +led O +to O +relief O +of O +pain B-Disease +. O + +The O +Calcineurin O +- O +inhibitor O +Induced O +Pain B-Disease +Syndrome O +( O +CIPS B-Disease +) O +is O +a O +rare O +but O +severe O +side O +effect O +of O +cyclosporine B-Chemical +or O +tacrolimus B-Chemical +and O +is O +accurately O +diagnosed O +by O +its O +typical O +presentation O +, O +magnetic O +resonance O +imaging O +and O +bone O +scans O +. O + +Incorrect O +diagnosis O +of O +the O +syndrome O +will O +lead O +to O +a O +significant O +reduction O +of O +life O +quality O +in O +patients O +suffering O +from O +CIPS B-Disease +. O + +Brain O +natriuretic O +peptide O +is O +a O +predictor O +of O +anthracycline B-Chemical +- O +induced O +cardiotoxicity B-Disease +. O + +Anthracyclines B-Chemical +are O +effective O +antineoplastic O +drugs O +, O +but O +they O +frequently O +cause O +dose O +- O +related O +cardiotoxicity B-Disease +. O + +The O +cardiotoxicity B-Disease +of O +conventional O +anthracycline B-Chemical +therapy O +highlights O +a O +need O +to O +search O +for O +methods O +that O +are O +highly O +sensitive O +and O +capable O +of O +predicting O +cardiac B-Disease +dysfunction I-Disease +. O + +We O +measured O +the O +plasma O +level O +of O +brain O +natriuretic O +peptide O +( O +BNP O +) O +to O +determine O +whether O +BNP O +might O +serve O +as O +a O +simple O +diagnostic O +indicator O +of O +anthracycline B-Chemical +- O +induced O +cardiotoxicity B-Disease +in O +patients O +with O +acute B-Disease +leukemia I-Disease +treated O +with O +a O +daunorubicin B-Chemical +( O +DNR B-Chemical +) O +- O +containing O +regimen O +. O + +Thirteen O +patients O +with O +acute B-Disease +leukemia I-Disease +were O +treated O +with O +a O +DNR B-Chemical +- O +containing O +regimen O +. O + +Cardiac O +functions O +were O +evaluated O +with O +radionuclide O +angiography O +before O +chemotherapies O +. O + +The O +plasma O +levels O +of O +atrial O +natriuretic O +peptide O +( O +ANP O +) O +and O +BNP O +were O +measured O +at O +the O +time O +of O +radionuclide O +angiography O +. O + +Three O +patients O +developed O +congestive B-Disease +heart I-Disease +failure I-Disease +after O +the O +completion O +of O +chemotherapy O +. O + +Five O +patients O +were O +diagnosed O +as O +having O +subclinical O +heart B-Disease +failure I-Disease +after O +the O +completion O +of O +chemotherapy O +. O + +The O +plasma O +levels O +of O +BNP O +in O +all O +the O +patients O +with O +clinical O +and O +subclinical O +heart B-Disease +failure I-Disease +increased O +above O +the O +normal O +limit O +( O +40 O +pg O +/ O +ml O +) O +before O +the O +detection O +of O +clinical O +or O +subclinical O +heart B-Disease +failure I-Disease +by O +radionuclide O +angiography O +. O + +On O +the O +other O +hand O +, O +BNP O +did O +not O +increase O +in O +the O +patients O +without O +heart B-Disease +failure I-Disease +given O +DNR B-Chemical +, O +even O +at O +more O +than O +700 O +mg O +/ O +m O +( O +2 O +) O +. O + +The O +plasma O +level O +of O +ANP O +did O +not O +always O +increase O +in O +all O +the O +patients O +with O +clinical O +and O +subclinical O +heart B-Disease +failure I-Disease +. O + +These O +preliminary O +results O +suggest O +that O +BNP O +may O +be O +useful O +as O +an O +early O +and O +sensitive O +indicator O +of O +anthracycline B-Chemical +- O +induced O +cardiotoxicity B-Disease +. O + +Nephrotoxicity B-Disease +of O +combined O +cephalothin B-Chemical +- O +gentamicin B-Chemical +regimen O +. O + +Two O +patients O +developed O +acute B-Disease +tubular I-Disease +necrosis I-Disease +, O +characterized O +clinically O +by O +acute O +oliguric B-Disease +renal I-Disease +failure I-Disease +, O +while O +they O +were O +receiving O +a O +combination O +of O +cephalothin B-Chemical +sodium I-Chemical +and O +gentamicin B-Chemical +sulfate I-Chemical +therapy O +. O + +Patients O +who O +are O +given O +this O +drug O +regimen O +should O +be O +observed O +very O +carefully O +for O +early O +signs O +of O +nephrotoxicity B-Disease +. O + +High O +doses O +of O +this O +antibiotic O +combination O +should O +be O +avoided O +especially O +in O +elderly O +patients O +. O + +Patients O +with O +renal B-Disease +insufficiency I-Disease +should O +not O +be O +given O +this O +regimen O +. O + +In O +vivo O +protection O +of O +dna O +damage O +associated O +apoptotic O +and O +necrotic B-Disease +cell O +deaths O +during O +acetaminophen B-Chemical +- O +induced O +nephrotoxicity B-Disease +, O +amiodarone B-Chemical +- O +induced O +lung B-Disease +toxicity I-Disease +and O +doxorubicin B-Chemical +- O +induced O +cardiotoxicity B-Disease +by O +a O +novel O +IH636 B-Chemical +grape I-Chemical +seed I-Chemical +proanthocyanidin I-Chemical +extract I-Chemical +. O + +Grape B-Chemical +seed I-Chemical +extract I-Chemical +, O +primarily O +a O +mixture O +of O +proanthocyanidins B-Chemical +, O +has O +been O +shown O +to O +modulate O +a O +wide O +- O +range O +of O +biological O +, O +pharmacological O +and O +toxicological O +effects O +which O +are O +mainly O +cytoprotective O +. O + +This O +study O +assessed O +the O +ability O +of O +IH636 B-Chemical +grape I-Chemical +seed I-Chemical +proanthocyanidin I-Chemical +extract I-Chemical +( O +GSPE B-Chemical +) O +to O +prevent O +acetaminophen B-Chemical +( O +AAP B-Chemical +) O +- O +induced O +nephrotoxicity B-Disease +, O +amiodarone B-Chemical +( O +AMI B-Chemical +) O +- O +induced O +lung B-Disease +toxicity I-Disease +, O +and O +doxorubicin B-Chemical +( O +DOX B-Chemical +) O +- O +induced O +cardiotoxicity B-Disease +in O +mice O +. O + +Experimental O +design O +consisted O +of O +four O +groups O +: O +control O +( O +vehicle O +alone O +) O +, O +GSPE B-Chemical +alone O +, O +drug O +alone O +and O +GSPE B-Chemical ++ O +drug O +. O + +For O +the O +cytoprotection O +study O +, O +animals O +were O +orally O +gavaged O +100 O +mg O +/ O +Kg O +GSPE B-Chemical +for O +7 O +- O +10 O +days O +followed O +by O +i O +. O +p O +. O +injections O +of O +organ O +specific O +three O +drugs O +( O +AAP B-Chemical +: O +500 O +mg O +/ O +Kg O +for O +24 O +h O +; O +AMI B-Chemical +: O +50 O +mg O +/ O +Kg O +/ O +day O +for O +four O +days O +; O +DOX B-Chemical +: O +20 O +mg O +/ O +Kg O +for O +48 O +h O +) O +. O + +Parameters O +of O +study O +included O +analysis O +of O +serum O +chemistry O +( O +ALT O +, O +BUN O +and O +CPK O +) O +, O +and O +orderly O +fragmentation O +of O +genomic O +DNA O +( O +both O +endonuclease O +- O +dependent O +and O +independent O +) O +in O +addition O +to O +microscopic O +evaluation O +of O +damage O +and O +/ O +or O +protection O +in O +corresponding O +PAS O +stained O +tissues O +. O + +Results O +indicate O +that O +GSPE B-Chemical +preexposure O +prior O +to O +AAP B-Chemical +, O +AMI B-Chemical +and O +DOX B-Chemical +, O +provided O +near O +complete O +protection O +in O +terms O +of O +serum O +chemistry O +changes O +( O +ALT O +, O +BUN O +and O +CPK O +) O +, O +and O +significantly O +reduced O +DNA O +fragmentation O +. O + +Histopathological O +examination O +of O +kidney O +, O +heart O +and O +lung O +sections O +revealed O +moderate O +to O +massive O +tissue B-Disease +damage I-Disease +with O +a O +variety O +of O +morphological O +aberrations O +by O +all O +the O +three O +drugs O +in O +the O +absence O +of O +GSPE B-Chemical +preexposure O +than O +in O +its O +presence O +. O + +GSPE B-Chemical ++ O +drug O +exposed O +tissues O +exhibited O +minor O +residual O +damage O +or O +near O +total O +recovery O +. O + +Additionally O +, O +histopathological O +alterations O +mirrored O +both O +serum O +chemistry O +changes O +and O +the O +pattern O +of O +DNA O +fragmentation O +. O + +Interestingly O +, O +all O +the O +drugs O +, O +such O +as O +, O +AAP B-Chemical +, O +AMI B-Chemical +and O +DOX B-Chemical +induced O +apoptotic O +death O +in O +addition O +to O +necrosis B-Disease +in O +the O +respective O +organs O +which O +was O +very O +effectively O +blocked O +by O +GSPE B-Chemical +. O + +Since O +AAP B-Chemical +, O +AMI B-Chemical +and O +DOX B-Chemical +undergo O +biotransformation O +and O +are O +known O +to O +produce O +damaging O +radicals O +in O +vivo O +, O +the O +protection O +by O +GSPE B-Chemical +may O +be O +linked O +to O +both O +inhibition O +of O +metabolism O +and O +/ O +or O +detoxification O +of O +cytotoxic O +radicals O +. O + +In O +addition O +, O +its O +' O +presumed O +contribution O +to O +DNA O +repair O +may O +be O +another O +important O +attribute O +, O +which O +played O +a O +role O +in O +the O +chemoprevention O +process O +. O + +Additionally O +, O +this O +may O +have O +been O +the O +first O +report O +on O +AMI B-Chemical +- O +induced O +apoptotic O +death O +in O +the O +lung O +tissue O +. O + +Taken O +together O +, O +these O +events O +undoubtedly O +establish O +GSPE B-Chemical +' O +s O +abundant O +bioavailability O +, O +and O +the O +power O +to O +defend O +multiple O +target O +organs O +from O +toxic O +assaults O +induced O +by O +structurally O +diverse O +and O +functionally O +different O +entities O +in O +vivo O +. O + +Antidepressant B-Chemical +- O +induced O +mania B-Disease +in O +bipolar B-Disease +patients O +: O +identification O +of O +risk O +factors O +. O + +BACKGROUND O +: O +Concerns O +about O +possible O +risks O +of O +switching O +to O +mania B-Disease +associated O +with O +antidepressants B-Chemical +continue O +to O +interfere O +with O +the O +establishment O +of O +an O +optimal O +treatment O +paradigm O +for O +bipolar B-Disease +depression I-Disease +. O + +METHOD O +: O +The O +response O +of O +44 O +patients O +meeting O +DSM O +- O +IV O +criteria O +for O +bipolar B-Disease +disorder I-Disease +to O +naturalistic O +treatment O +was O +assessed O +for O +at O +least O +6 O +weeks O +using O +the O +Montgomery O +- O +Asberg O +Depression O +Rating O +Scale O +and O +the O +Bech O +- O +Rafaelson O +Mania O +Rating O +Scale O +. O + +Patients O +who O +experienced O +a O +manic B-Disease +or O +hypomanic B-Disease +switch O +were O +compared O +with O +those O +who O +did O +not O +on O +several O +variables O +including O +age O +, O +sex O +, O +diagnosis O +( O +DSM B-Disease +- I-Disease +IV I-Disease +bipolar I-Disease +I I-Disease +vs O +. O +bipolar B-Disease +II I-Disease +) O +, O +number O +of O +previous O +manic B-Disease +episodes O +, O +type O +of O +antidepressant B-Chemical +therapy O +used O +( O +electroconvulsive O +therapy O +vs O +. O +antidepressant B-Chemical +drugs O +and O +, O +more O +particularly O +, O +selective O +serotonin B-Chemical +reuptake I-Chemical +inhibitors I-Chemical +[ O +SSRIs B-Chemical +] O +) O +, O +use O +and O +type O +of O +mood O +stabilizers O +( O +lithium B-Chemical +vs O +. O +anticonvulsants O +) O +, O +and O +temperament O +of O +the O +patient O +, O +assessed O +during O +a O +normothymic O +period O +using O +the O +hyperthymia O +component O +of O +the O +Semi O +- O +structured O +Affective O +Temperament O +Interview O +. O + +RESULTS O +: O +Switches O +to O +hypomania B-Disease +or O +mania B-Disease +occurred O +in O +27 O +% O +of O +all O +patients O +( O +N O += O +12 O +) O +( O +and O +in O +24 O +% O +of O +the O +subgroup O +of O +patients O +treated O +with O +SSRIs B-Chemical +[ O +8 O +/ O +33 O +] O +) O +; O +16 O +% O +( O +N O += O +7 O +) O +experienced O +manic B-Disease +episodes O +, O +and O +11 O +% O +( O +N O += O +5 O +) O +experienced O +hypomanic B-Disease +episodes O +. O + +Sex O +, O +age O +, O +diagnosis O +( O +bipolar B-Disease +I I-Disease +vs O +. O +bipolar B-Disease +II I-Disease +) O +, O +and O +additional O +treatment O +did O +not O +affect O +the O +risk O +of O +switching O +. O + +The O +incidence O +of O +mood O +switches O +seemed O +not O +to O +differ O +between O +patients O +receiving O +an O +anticonvulsant O +and O +those O +receiving O +no O +mood O +stabilizer O +. O + +In O +contrast O +, O +mood O +switches O +were O +less O +frequent O +in O +patients O +receiving O +lithium B-Chemical +( O +15 O +% O +, O +4 O +/ O +26 O +) O +than O +in O +patients O +not O +treated O +with O +lithium B-Chemical +( O +44 O +% O +, O +8 O +/ O +18 O +; O +p O += O +. O +04 O +) O +. O + +The O +number O +of O +previous O +manic B-Disease +episodes O +did O +not O +affect O +the O +probability O +of O +switching O +, O +whereas O +a O +high O +score O +on O +the O +hyperthymia O +component O +of O +the O +Semistructured O +Affective O +Temperament O +Interview O +was O +associated O +with O +a O +greater O +risk O +of O +switching O +( O +p O += O +. O +008 O +) O +. O + +CONCLUSION O +: O +The O +frequency O +of O +mood O +switching O +associated O +with O +acute O +antidepressant B-Chemical +therapy O +may O +be O +reduced O +by O +lithium B-Chemical +treatment O +. O + +Particular O +attention O +should O +be O +paid O +to O +patients O +with O +a O +hyperthymic O +temperament O +, O +who O +have O +a O +greater O +risk O +of O +mood O +switches O +. O + +Peritubular O +capillary O +basement O +membrane O +reduplication O +in O +allografts O +and O +native O +kidney B-Disease +disease I-Disease +: O +a O +clinicopathologic O +study O +of O +278 O +consecutive O +renal O +specimens O +. O + +BACKGROUND O +: O +An O +association O +has O +been O +found O +between O +transplant B-Disease +glomerulopathy I-Disease +( O +TG B-Disease +) O +and O +reduplication O +of O +peritubular O +capillary O +basement O +membranes O +( O +PTCR O +) O +. O + +Although O +such O +an O +association O +is O +of O +practical O +and O +theoretical O +importance O +, O +only O +one O +prospective O +study O +has O +tried O +to O +confirm O +it O +. O + +METHODS O +: O +We O +examined O +278 O +consecutive O +renal O +specimens O +( O +from O +135 O +transplants O +and O +143 O +native O +kidneys O +) O +for O +ultrastructural O +evidence O +of O +PTCR O +. O + +In O +addition O +to O +renal O +allografts O +with O +TG B-Disease +, O +we O +also O +examined O +grafts O +with O +acute O +rejection O +, O +recurrent O +glomerulonephritis B-Disease +, O +chronic B-Disease +allograft I-Disease +nephropathy I-Disease +and O +stable O +grafts O +( O +" O +protocol O +biopsies O +" O +) O +. O + +Native O +kidney O +specimens O +included O +a O +wide O +range O +of O +glomerulopathies B-Disease +as O +well O +as O +cases O +of O +thrombotic B-Disease +microangiopathy I-Disease +, O +malignant B-Disease +hypertension I-Disease +, O +acute O +interstitial B-Disease +nephritis I-Disease +, O +and O +acute B-Disease +tubular I-Disease +necrosis I-Disease +. O + +RESULTS O +: O +We O +found O +PTCR O +in O +14 O +of O +15 O +cases O +of O +TG B-Disease +, O +in O +7 O +transplant O +biopsy O +specimens O +without O +TG B-Disease +, O +and O +in O +13 O +of O +143 O +native O +kidney O +biopsy O +specimens O +. O + +These O +13 O +included O +cases O +of O +malignant B-Disease +hypertension I-Disease +, O +thrombotic B-Disease +microangiopathy I-Disease +, O +lupus B-Disease +nephritis I-Disease +, O +Henoch B-Disease +- I-Disease +Schonlein I-Disease +nephritis I-Disease +, O +crescentic O +glomerulonephritis B-Disease +, O +and O +cocaine B-Chemical +- O +related O +acute B-Disease +renal I-Disease +failure I-Disease +. O + +Mild O +PTCR O +in O +allografts O +without O +TG B-Disease +did O +not O +predict O +renal B-Disease +failure I-Disease +or O +significant O +proteinuria B-Disease +after O +follow O +- O +up O +periods O +of O +between O +3 O +months O +and O +1 O +year O +. O + +CONCLUSIONS O +: O +We O +conclude O +that O +in O +transplants O +, O +there O +is O +a O +strong O +association O +between O +well O +- O +developed O +PTCR O +and O +TG B-Disease +, O +while O +the O +significance O +of O +mild O +PTCR O +and O +its O +predictive O +value O +in O +the O +absence O +of O +TG B-Disease +is O +unclear O +. O + +PTCR O +also O +occurs O +in O +certain O +native O +kidney B-Disease +diseases I-Disease +, O +though O +the O +association O +is O +not O +as O +strong O +as O +that O +for O +TG B-Disease +. O + +We O +suggest O +that O +repeated O +endothelial B-Disease +injury I-Disease +, O +including O +immunologic B-Disease +injury I-Disease +, O +may O +be O +the O +cause O +of O +this O +lesion O +both O +in O +allografts O +and O +native O +kidneys O +. O + +Caffeine B-Chemical +- O +induced O +cardiac B-Disease +arrhythmia I-Disease +: O +an O +unrecognised O +danger O +of O +healthfood O +products O +. O + +We O +describe O +a O +25 O +- O +year O +- O +old O +woman O +with O +pre O +- O +existing O +mitral B-Disease +valve I-Disease +prolapse I-Disease +who O +developed O +intractable O +ventricular B-Disease +fibrillation I-Disease +after O +consuming O +a O +" O +natural O +energy O +" O +guarana O +health O +drink O +containing O +a O +high O +concentration O +of O +caffeine B-Chemical +. O + +This O +case O +highlights O +the O +need O +for O +adequate O +labelling O +and O +regulation O +of O +such O +products O +. O + +Conformationally O +restricted O +analogs O +of O +BD1008 B-Chemical +and O +an O +antisense O +oligodeoxynucleotide B-Chemical +targeting O +sigma1 O +receptors O +produce O +anti O +- O +cocaine B-Chemical +effects O +in O +mice O +. O + +Cocaine B-Chemical +' O +s O +ability O +to O +interact O +with O +sigma O +receptors O +suggests O +that O +these O +proteins O +mediate O +some O +of O +its O +behavioral O +effects O +. O + +Therefore O +, O +three O +novel O +sigma O +receptor O +ligands O +with O +antagonist O +activity O +were O +evaluated O +in O +Swiss O +Webster O +mice O +: O +BD1018 B-Chemical +( O +3S B-Chemical +- I-Chemical +1 I-Chemical +- I-Chemical +[ I-Chemical +2 I-Chemical +- I-Chemical +( I-Chemical +3 I-Chemical +, I-Chemical +4 I-Chemical +- I-Chemical +dichlorophenyl I-Chemical +) I-Chemical +ethyl I-Chemical +] I-Chemical +- I-Chemical +1 I-Chemical +, I-Chemical +4 I-Chemical +- I-Chemical +diazabicyclo I-Chemical +[ I-Chemical +4 I-Chemical +. I-Chemical +3 I-Chemical +. I-Chemical +0 I-Chemical +] I-Chemical +nonane I-Chemical +) O +, O +BD1063 B-Chemical +( O +1 B-Chemical +- I-Chemical +[ I-Chemical +2 I-Chemical +- I-Chemical +( I-Chemical +3 I-Chemical +, I-Chemical +4 I-Chemical +- I-Chemical +dichlorophenyl I-Chemical +) I-Chemical +ethyl I-Chemical +] I-Chemical +- I-Chemical +4 I-Chemical +- I-Chemical +methylpiperazine I-Chemical +) O +, O +and O +LR132 B-Chemical +( O +1R O +, O +2S O +- O +( O ++ O +) O +- O +cis O +- O +N O +- O +[ O +2 O +- O +( O +3 O +, O +4 O +- O +dichlorophenyl O +) O +ethyl O +] O +- O +2 O +- O +( O +1 O +- O +pyrrolidinyl O +) O +cyclohexylamine O +) O +. O + +Competition O +binding O +assays O +demonstrated O +that O +all O +three O +compounds O +have O +high O +affinities O +for O +sigma1 O +receptors O +. O + +The O +three O +compounds O +vary O +in O +their O +affinities O +for O +sigma2 O +receptors O +and O +exhibit O +negligible O +affinities O +for O +dopamine B-Chemical +, O +opioid O +, O +GABA B-Chemical +( O +A O +) O +and O +NMDA B-Chemical +receptors O +. O + +In O +behavioral O +studies O +, O +pre O +- O +treatment O +of O +mice O +with O +BD1018 B-Chemical +, O +BD1063 B-Chemical +, O +or O +LR132 B-Chemical +significantly O +attenuated O +cocaine B-Chemical +- O +induced O +convulsions B-Disease +and O +lethality O +. O + +Moreover O +, O +post O +- O +treatment O +with O +LR132 B-Chemical +prevented O +cocaine B-Chemical +- O +induced O +lethality O +in O +a O +significant O +proportion O +of O +animals O +. O + +In O +contrast O +to O +the O +protection O +provided O +by O +the O +putative O +antagonists O +, O +the O +well O +- O +characterized O +sigma O +receptor O +agonist O +di B-Chemical +- I-Chemical +o I-Chemical +- I-Chemical +tolylguanidine I-Chemical +( O +DTG B-Chemical +) O +and O +the O +novel O +sigma O +receptor O +agonist O +BD1031 B-Chemical +( O +3R B-Chemical +- I-Chemical +1 I-Chemical +- I-Chemical +[ I-Chemical +2 I-Chemical +- I-Chemical +( I-Chemical +3 I-Chemical +, I-Chemical +4 I-Chemical +- I-Chemical +dichlorophenyl I-Chemical +) I-Chemical +ethyl I-Chemical +] I-Chemical +- I-Chemical +1 I-Chemical +, I-Chemical +4 I-Chemical +- I-Chemical +diazabicyclo I-Chemical +[ I-Chemical +4 I-Chemical +. I-Chemical +3 I-Chemical +. I-Chemical +0 I-Chemical +] I-Chemical +nonane I-Chemical +) O +each O +worsened O +the O +behavioral O +toxicity B-Disease +of O +cocaine B-Chemical +. O + +At O +doses O +where O +alone O +, O +they O +produced O +no O +significant O +effects O +on O +locomotion O +, O +BD1018 B-Chemical +, O +BD1063 B-Chemical +and O +LR132 B-Chemical +significantly O +attenuated O +the O +locomotor O +stimulatory O +effects O +of O +cocaine B-Chemical +. O + +To O +further O +validate O +the O +hypothesis O +that O +the O +anti O +- O +cocaine B-Chemical +effects O +of O +the O +novel O +ligands O +involved O +antagonism O +of O +sigma O +receptors O +, O +an O +antisense O +oligodeoxynucleotide B-Chemical +against O +sigma1 O +receptors O +was O +also O +shown O +to O +significantly O +attenuate O +the O +convulsive B-Disease +and O +locomotor O +stimulatory O +effects O +of O +cocaine B-Chemical +. O + +Together O +, O +the O +data O +suggests O +that O +functional O +antagonism O +of O +sigma O +receptors O +is O +capable O +of O +attenuating O +a O +number O +of O +cocaine B-Chemical +- O +induced O +behaviors O +. O + +Ranitidine B-Chemical +- O +induced O +acute O +interstitial B-Disease +nephritis I-Disease +in O +a O +cadaveric O +renal O +allograft O +. O + +Ranitidine B-Chemical +frequently O +is O +used O +for O +preventing O +peptic O +ulceration O +after O +renal O +transplantation O +. O + +This O +drug O +occasionally O +has O +been O +associated O +with O +acute O +interstitial B-Disease +nephritis I-Disease +in O +native O +kidneys O +. O + +There O +are O +no O +similar O +reports O +with O +renal O +transplantation O +. O + +We O +report O +a O +case O +of O +ranitidine B-Chemical +- O +induced O +acute O +interstitial B-Disease +nephritis I-Disease +in O +a O +recipient O +of O +a O +cadaveric O +renal O +allograft O +presenting O +with O +acute O +allograft O +dysfunction O +within O +48 O +hours O +of O +exposure O +to O +the O +drug O +. O + +The O +biopsy O +specimen O +showed O +pathognomonic O +features O +, O +including O +eosinophilic O +infiltration O +of O +the O +interstitial O +compartment O +. O + +Allograft O +function O +improved O +rapidly O +and O +returned O +to O +baseline O +after O +stopping O +the O +drug O +. O + +Liver B-Disease +disease I-Disease +caused O +by O +propylthiouracil B-Chemical +. O + +This O +report O +presents O +the O +clinical O +, O +laboratory O +, O +and O +light O +and O +electron O +microscopic O +observations O +on O +a O +patient O +with O +chronic B-Disease +active I-Disease +( I-Disease +aggressive I-Disease +) I-Disease +hepatitis I-Disease +caused O +by O +the O +administration O +of O +propylthiouracil B-Chemical +. O + +This O +is O +an O +addition O +to O +the O +list O +of O +drugs O +that O +must O +be O +considered O +in O +the O +evaluation O +of O +chronic O +liver B-Disease +disease I-Disease +. O + +Withdrawal B-Disease +- I-Disease +emergent I-Disease +rabbit I-Disease +syndrome I-Disease +during O +dose O +reduction O +of O +risperidone B-Chemical +. O + +Rabbit B-Disease +syndrome I-Disease +( O +RS B-Disease +) O +is O +a O +rare O +extrapyramidal O +side O +effect O +caused O +by O +prolonged O +neuroleptic O +medication O +. O + +Here O +we O +present O +a O +case O +of O +withdrawal B-Disease +- I-Disease +emergent I-Disease +RS I-Disease +, O +which O +is O +the O +first O +of O +its O +kind O +to O +be O +reported O +. O + +The O +patient O +developed O +RS B-Disease +during O +dose O +reduction O +of O +risperidone B-Chemical +. O + +The O +symptom O +was O +treated O +successfully O +with O +trihexyphenidyl B-Chemical +anticholinergic O +therapy O +. O + +The O +underlying O +mechanism O +of O +withdrawal B-Disease +- I-Disease +emergent I-Disease +RS I-Disease +in O +the O +present O +case O +may O +have O +been O +related O +to O +the O +pharmacological O +profile O +of O +risperidone B-Chemical +, O +a O +serotonin B-Chemical +- O +dopamine B-Chemical +antagonist O +, O +suggesting O +the O +pathophysiologic O +influence O +of O +the O +serotonin B-Chemical +system O +in O +the O +development O +of O +RS B-Disease +. O + +Pharmacokinetic O +/ O +pharmacodynamic O +assessment O +of O +the O +effects O +of O +E4031 B-Chemical +, O +cisapride B-Chemical +, O +terfenadine B-Chemical +and O +terodiline B-Chemical +on O +monophasic O +action O +potential O +duration O +in O +dog O +. O + +1 O +. O + +Torsades B-Disease +de I-Disease +pointes I-Disease +( O +TDP B-Disease +) O +is O +a O +potentially O +fatal O +ventricular B-Disease +tachycardia I-Disease +associated O +with O +increases O +in O +QT O +interval O +and O +monophasic O +action O +potential O +duration O +( O +MAPD O +) O +. O + +TDP B-Disease +is O +a O +side O +- O +effect O +that O +has O +led O +to O +withdrawal O +of O +several O +drugs O +from O +the O +market O +( O +e O +. O +g O +. O +terfenadine B-Chemical +and O +terodiline B-Chemical +) O +. O + +2 O +. O + +The O +potential O +of O +compounds O +to O +cause O +TDP B-Disease +was O +evaluated O +by O +monitoring O +their O +effects O +on O +MAPD O +in O +dog O +. O + +Four O +compounds O +known O +to O +increase O +QT O +interval O +and O +cause O +TDP B-Disease +were O +investigated O +: O +terfenadine B-Chemical +, O +terodiline B-Chemical +, O +cisapride B-Chemical +and O +E4031 B-Chemical +. O + +On O +the O +basis O +that O +only O +free O +drug O +in O +the O +systemic O +circulation O +will O +elicit O +a O +pharmacological O +response O +target O +, O +free O +concentrations O +in O +plasma O +were O +selected O +to O +mimic O +the O +free O +drug O +exposures O +in O +man O +. O + +Infusion O +regimens O +were O +designed O +that O +rapidly O +achieved O +and O +maintained O +target O +- O +free O +concentrations O +of O +these O +drugs O +in O +plasma O +and O +data O +on O +the O +relationship O +between O +free O +concentration O +and O +changes O +in O +MAPD O +were O +obtained O +for O +these O +compounds O +. O + +3 O +. O + +These O +data O +indicate O +that O +the O +free O +ED50 O +in O +plasma O +for O +terfenadine B-Chemical +( O +1 O +. O +9 O +nM O +) O +, O +terodiline B-Chemical +( O +76 O +nM O +) O +, O +cisapride B-Chemical +( O +11 O +nM O +) O +and O +E4031 B-Chemical +( O +1 O +. O +9 O +nM O +) O +closely O +correlate O +with O +the O +free O +concentration O +in O +man O +causing O +QT O +effects O +. O + +For O +compounds O +that O +have O +shown O +TDP B-Disease +in O +the O +clinic O +( O +terfenadine B-Chemical +, O +terodiline B-Chemical +, O +cisapride B-Chemical +) O +there O +is O +little O +differentiation O +between O +the O +dog O +ED50 O +and O +the O +efficacious O +free O +plasma O +concentrations O +in O +man O +( O +< O +10 O +- O +fold O +) O +reflecting O +their O +limited O +safety O +margins O +. O + +These O +data O +underline O +the O +need O +to O +maximize O +the O +therapeutic O +ratio O +with O +respect O +to O +TDP B-Disease +in O +potential O +development O +candidates O +and O +the O +importance O +of O +using O +free O +drug O +concentrations O +in O +pharmacokinetic O +/ O +pharmacodynamic O +studies O +. O + +Bladder O +retention B-Disease +of I-Disease +urine I-Disease +as O +a O +result O +of O +continuous O +intravenous O +infusion O +of O +fentanyl B-Chemical +: O +2 O +case O +reports O +. O + +Sedation O +has O +been O +commonly O +used O +in O +the O +neonate O +to O +decrease O +the O +stress O +and O +pain B-Disease +from O +the O +noxious O +stimuli O +and O +invasive O +procedures O +in O +the O +neonatal O +intensive O +care O +unit O +, O +as O +well O +as O +to O +facilitate O +synchrony O +between O +ventilator O +and O +spontaneous O +breaths O +. O + +Fentanyl B-Chemical +, O +an O +opioid O +analgesic O +, O +is O +frequently O +used O +in O +the O +neonatal O +intensive O +care O +unit O +setting O +for O +these O +very O +purposes O +. O + +Various O +reported O +side O +effects O +of O +fentanyl B-Chemical +administration O +include O +chest B-Disease +wall I-Disease +rigidity I-Disease +, O +hypotension B-Disease +, O +respiratory B-Disease +depression I-Disease +, O +and O +bradycardia B-Disease +. O + +Here O +, O +2 O +cases O +of O +urinary B-Disease +bladder I-Disease +retention I-Disease +leading O +to O +renal O +pelvocalyceal O +dilatation O +mimicking O +hydronephrosis B-Disease +as O +a O +result O +of O +continuous O +infusion O +of O +fentanyl B-Chemical +are O +reported O +. O + +Fatal O +myeloencephalopathy B-Disease +due O +to O +accidental O +intrathecal O +vincristin B-Chemical +administration O +: O +a O +report O +of O +two O +cases O +. O + +We O +report O +on O +two O +fatal O +cases O +of O +accidental O +intrathecal O +vincristine B-Chemical +instillation O +in O +a O +5 O +- O +year O +old O +girl O +with O +recurrent O +acute B-Disease +lymphoblastic I-Disease +leucemia I-Disease +and O +a O +57 O +- O +year O +old O +man O +with O +lymphoblastic B-Disease +lymphoma I-Disease +. O + +The O +girl O +died O +seven O +days O +, O +the O +man O +four O +weeks O +after O +intrathecal O +injection O +of O +vincristine B-Chemical +. O + +Clinically O +, O +the O +onset O +was O +characterized O +by O +the O +signs O +of O +opistothonus B-Disease +, I-Disease +sensory I-Disease +and I-Disease +motor I-Disease +dysfunction I-Disease +and O +ascending O +paralysis B-Disease +. O + +Histological O +and O +immunohistochemical O +investigations O +( O +HE O +- O +LFB O +, O +CD O +- O +68 O +, O +Neurofilament O +) O +revealed O +degeneration B-Disease +of I-Disease +myelin I-Disease +and I-Disease +axons I-Disease +as O +well O +as O +pseudocystic B-Disease +transformation I-Disease +in O +areas O +exposed O +to O +vincristine B-Chemical +, O +accompanied O +by O +secondary O +changes O +with O +numerous O +prominent O +macrophages O +. O + +The O +clinical O +course O +and O +histopathological O +results O +of O +the O +two O +cases O +are O +presented O +. O + +A O +review O +of O +all O +reported O +cases O +in O +the O +literature O +is O +given O +. O + +A O +better O +controlled O +regimen O +for O +administering O +vincristine B-Chemical +and O +intrathecal O +chemotherapy O +is O +recommended O +. O + +Palpebral B-Disease +twitching I-Disease +in O +a O +depressed B-Disease +adolescent O +on O +citalopram B-Chemical +. O + +Current O +estimates O +suggest O +that O +between O +0 O +. O +4 O +% O +and O +8 O +. O +3 O +% O +of O +children O +and O +adolescents O +are O +affected O +by O +major B-Disease +depression I-Disease +. O + +We O +report O +a O +favorable O +response O +to O +treatment O +with O +citalopram B-Chemical +by O +a O +15 O +- O +year O +- O +old O +boy O +with O +major B-Disease +depression I-Disease +who O +exhibited O +palpebral B-Disease +twitching I-Disease +during O +his O +first O +2 O +weeks O +of O +treatment O +. O + +This O +may O +have O +been O +a O +side O +effect O +of O +citalopram B-Chemical +as O +it O +remitted O +with O +redistribution O +of O +doses O +. O + +The O +3 O +- O +week O +sulphasalazine B-Chemical +syndrome O +strikes O +again O +. O + +A O +34 O +- O +year O +- O +old O +lady O +developed O +a O +constellation O +of O +dermatitis B-Disease +, O +fever B-Disease +, O +lymphadenopathy B-Disease +and O +hepatitis B-Disease +, O +beginning O +on O +the O +17th O +day O +of O +a O +course O +of O +oral O +sulphasalazine B-Chemical +for O +sero O +- O +negative O +rheumatoid B-Disease +arthritis I-Disease +. O + +Cervical O +and O +inguinal O +lymph O +node O +biopsies O +showed O +the O +features O +of O +severe O +necrotising O +lymphadenitis B-Disease +, O +associated O +with O +erythrophagocytosis O +and O +prominent O +eosinophilic O +infiltrates O +, O +without O +viral O +inclusion O +bodies O +, O +suggestive O +of O +an O +adverse B-Disease +drug I-Disease +reaction I-Disease +. O +A O +week O +later O +, O +fulminant O +drug B-Disease +- I-Disease +induced I-Disease +hepatitis I-Disease +, O +associated O +with O +the O +presence O +of O +anti O +- O +nuclear O +autoantibodies O +( O +but O +not O +with O +other O +markers O +of O +autoimmunity B-Disease +) O +, O +and O +accompanied O +by O +multi B-Disease +- I-Disease +organ I-Disease +failure I-Disease +and O +sepsis B-Disease +, O +supervened O +. O + +She O +subsequently O +died O +some O +5 O +weeks O +after O +the O +commencement O +of O +her O +drug O +therapy O +. O +Post O +- O +mortem O +examination O +showed O +evidence O +of O +massive B-Disease +hepatocellular I-Disease +necrosis I-Disease +, O +acute O +hypersensitivity O +myocarditis B-Disease +, O +focal O +acute O +tubulo O +- O +interstitial O +nephritis B-Disease +and O +extensive O +bone B-Disease +marrow I-Disease +necrosis I-Disease +, O +with O +no O +evidence O +of O +malignancy B-Disease +. O + +It O +is O +thought O +that O +the O +clinico O +- O +pathological O +features O +and O +chronology O +of O +this O +case O +bore O +the O +hallmarks O +of O +the O +so O +- O +called O +" O +3 O +- O +week O +sulphasalazine B-Chemical +syndrome O +" O +, O +a O +rare O +, O +but O +often O +fatal O +, O +immunoallergic O +reaction O +to O +sulphasalazine B-Chemical +. O + +Intravenous O +administration O +of O +prochlorperazine B-Chemical +by O +15 O +- O +minute O +infusion O +versus O +2 O +- O +minute O +bolus O +does O +not O +affect O +the O +incidence O +of O +akathisia B-Disease +: O +a O +prospective O +, O +randomized O +, O +controlled O +trial O +. O + +STUDY O +OBJECTIVE O +: O +We O +sought O +to O +compare O +the O +rate O +of O +akathisia B-Disease +after O +administration O +of O +intravenous O +prochlorperazine B-Chemical +as O +a O +2 O +- O +minute O +bolus O +or O +15 O +- O +minute O +infusion O +. O + +METHODS O +: O +We O +conducted O +a O +prospective O +, O +randomized O +, O +double O +- O +blind O +study O +in O +the O +emergency O +department O +of O +a O +central O +- O +city O +teaching O +hospital O +. O + +Patients O +aged O +18 O +years O +or O +older O +treated O +with O +prochlorperazine B-Chemical +for O +headache B-Disease +, O +nausea B-Disease +, O +or O +vomiting B-Disease +were O +eligible O +for O +inclusion O +. O + +Study O +participants O +were O +randomized O +to O +receive O +10 O +mg O +of O +prochlorperazine B-Chemical +administered O +intravenously O +by O +means O +of O +2 O +- O +minute O +push O +( O +bolus O +group O +) O +or O +10 O +mg O +diluted O +in O +50 O +mL O +of O +normal O +saline O +solution O +administered O +by O +means O +of O +intravenous O +infusion O +during O +a O +15 O +- O +minute O +period O +( O +infusion O +group O +) O +. O + +The O +main O +outcome O +was O +the O +number O +of O +study O +participants O +experiencing O +akathisia B-Disease +within O +60 O +minutes O +of O +administration O +. O + +Akathisia O +was O +defined O +as O +either O +a O +spontaneous O +report O +of O +restlessness O +or O +agitation B-Disease +or O +a O +change O +of O +2 O +or O +more O +in O +the O +patient O +- O +reported O +akathisia B-Disease +rating O +scale O +and O +a O +change O +of O +at O +least O +1 O +in O +the O +investigator O +- O +observed O +akathisia B-Disease +rating O +scale O +. O + +The O +intensity O +of O +headache B-Disease +and O +nausea B-Disease +was O +measured O +with O +a O +100 O +- O +mm O +visual O +analog O +scale O +. O + +RESULTS O +: O +One O +hundred O +patients O +were O +enrolled O +. O + +One O +study O +participant O +was O +excluded O +after O +protocol O +violation O +. O + +Seventy O +- O +three O +percent O +( O +73 O +/ O +99 O +) O +of O +the O +study O +participants O +were O +treated O +for O +headache B-Disease +and O +70 O +% O +( O +70 O +/ O +99 O +) O +for O +nausea B-Disease +. O + +In O +the O +bolus O +group O +, O +26 O +. O +0 O +% O +( O +13 O +/ O +50 O +) O +had O +akathisia B-Disease +compared O +with O +32 O +. O +7 O +% O +( O +16 O +/ O +49 O +) O +in O +the O +infusion O +group O +( O +Delta O += O +- O +6 O +. O +7 O +% O +; O +95 O +% O +confidence O +interval O +[ O +CI O +] O +- O +24 O +. O +6 O +% O +to O +11 O +. O +2 O +% O +) O +. O + +The O +difference O +between O +the O +bolus O +and O +infusion O +groups O +in O +the O +percentage O +of O +participants O +who O +saw O +a O +50 O +% O +reduction O +in O +their O +headache B-Disease +intensity O +within O +30 O +minutes O +was O +11 O +. O +8 O +% O +( O +95 O +% O +CI O +- O +9 O +. O +6 O +% O +to O +33 O +. O +3 O +% O +) O +. O + +The O +difference O +in O +the O +percentage O +of O +patients O +with O +a O +50 O +% O +reduction O +in O +their O +nausea B-Disease +was O +12 O +. O +6 O +% O +( O +95 O +% O +CI O +- O +4 O +. O +6 O +% O +to O +29 O +. O +8 O +% O +) O +. O + +CONCLUSION O +: O +A O +50 O +% O +reduction O +in O +the O +incidence O +of O +akathisia B-Disease +when O +prochlorperazine B-Chemical +was O +administered O +by O +means O +of O +15 O +- O +minute O +intravenous O +infusion O +versus O +a O +2 O +- O +minute O +intravenous O +push O +was O +not O +detected O +. O + +The O +efficacy O +of O +prochlorperazine B-Chemical +in O +the O +treatment O +of O +headache B-Disease +and O +nausea B-Disease +likewise O +did O +not O +appear O +to O +be O +affected O +by O +the O +rate O +of O +administration O +, O +although O +no O +formal O +statistical O +comparisons O +were O +made O +. O + +Combined O +antiretroviral O +therapy O +causes O +cardiomyopathy B-Disease +and O +elevates O +plasma O +lactate B-Chemical +in O +transgenic O +AIDS B-Disease +mice O +. O + +Highly O +active O +antiretroviral O +therapy O +( O +HAART O +) O +is O +implicated O +in O +cardiomyopathy B-Disease +( O +CM B-Disease +) O +and O +in O +elevated O +plasma O +lactate B-Chemical +( O +LA B-Chemical +) O +in O +AIDS B-Disease +through O +mechanisms O +of O +mitochondrial B-Disease +dysfunction I-Disease +. O + +To O +determine O +mitochondrial O +events O +from O +HAART O +in O +vivo O +, O +8 O +- O +week O +- O +old O +hemizygous O +transgenic O +AIDS B-Disease +mice O +( O +NL4 O +- O +3Delta O +gag O +/ O +pol O +; O +TG O +) O +and O +wild O +- O +type O +FVB O +/ O +n O +littermates O +were O +treated O +with O +the O +HAART O +combination O +of O +zidovudine B-Chemical +, O +lamivudine B-Chemical +, O +and O +indinavir B-Chemical +or O +vehicle O +control O +for O +10 O +days O +or O +35 O +days O +. O + +At O +termination O +of O +the O +experiments O +, O +mice O +underwent O +echocardiography O +, O +quantitation O +of O +abundance O +of O +molecular O +markers O +of O +CM B-Disease +( O +ventricular O +mRNA O +encoding O +atrial O +natriuretic O +factor O +[ O +ANF O +] O +and O +sarcoplasmic O +calcium B-Chemical +ATPase O +[ O +SERCA2 O +] O +) O +, O +and O +determination O +of O +plasma O +LA B-Chemical +. O + +Myocardial O +histologic O +features O +were O +analyzed O +semiquantitatively O +and O +results O +were O +confirmed O +by O +transmission O +electron O +microscopy O +. O + +After O +35 O +days O +in O +the O +TG O ++ O +HAART O +cohort O +, O +left O +ventricular O +mass O +increased O +160 O +% O +by O +echocardiography O +. O + +Molecularly O +, O +ANF O +mRNA O +increased O +250 O +% O +and O +SERCA2 O +mRNA O +decreased O +57 O +% O +. O + +Biochemically O +, O +LA B-Chemical +was O +elevated O +( O +8 O +. O +5 O ++ O +/ O +- O +2 O +. O +0 O +mM O +) O +. O + +Pathologically O +, O +granular O +cytoplasmic O +changes O +were O +found O +in O +cardiac O +myocytes O +, O +indicating O +enlarged O +, O +damaged O +mitochondria O +. O + +Findings O +were O +confirmed O +ultrastructurally O +. O + +No O +changes O +were O +found O +in O +other O +cohorts O +. O + +After O +10 O +days O +, O +only O +ANF O +was O +elevated O +, O +and O +only O +in O +the O +TG O ++ O +HAART O +cohort O +. O + +Results O +show O +that O +cumulative O +HAART O +caused O +mitochondrial O +CM B-Disease +with O +elevated O +LA B-Chemical +in O +AIDS B-Disease +transgenic O +mice O +. O + +A O +Phase O +II O +trial O +of O +cisplatin B-Chemical +plus O +WR B-Chemical +- I-Chemical +2721 I-Chemical +( O +amifostine B-Chemical +) O +for O +metastatic O +breast B-Disease +carcinoma I-Disease +: O +an O +Eastern O +Cooperative O +Oncology O +Group O +Study O +( O +E8188 O +) O +. O + +BACKGROUND O +: O +Cisplatin B-Chemical +has O +minimal O +antitumor O +activity O +when O +used O +as O +second O +- O +or O +third O +- O +line O +treatment O +of O +metastatic O +breast B-Disease +carcinoma I-Disease +. O + +Older O +reports O +suggest O +an O +objective O +response O +rate O +of O +8 O +% O +when O +60 O +- O +120 O +mg O +/ O +m2 O +of O +cisplatin B-Chemical +is O +administered O +every O +3 O +- O +4 O +weeks O +. O + +Although O +a O +dose O +- O +response O +effect O +has O +been O +observed O +with O +cisplatin B-Chemical +, O +the O +dose O +- O +limiting O +toxicities B-Disease +associated O +with O +cisplatin B-Chemical +( O +e O +. O +g O +. O +, O +nephrotoxicity B-Disease +, O +ototoxicity B-Disease +, O +and O +neurotoxicity B-Disease +) O +have O +limited O +its O +use O +as O +a O +treatment O +for O +breast B-Disease +carcinoma I-Disease +. O + +WR B-Chemical +- I-Chemical +2721 I-Chemical +or O +amifostine B-Chemical +initially O +was O +developed O +to O +protect O +military O +personnel O +in O +the O +event O +of O +nuclear O +war O +. O + +Amifostine B-Chemical +subsequently O +was O +shown O +to O +protect O +normal O +tissues O +from O +the O +toxic O +effects O +of O +alkylating B-Chemical +agents I-Chemical +and O +cisplatin B-Chemical +without O +decreasing O +the O +antitumor O +effect O +of O +the O +chemotherapy O +. O + +Early O +trials O +of O +cisplatin B-Chemical +and O +amifostine B-Chemical +also O +suggested O +that O +the O +incidence O +and O +severity O +of O +cisplatin B-Chemical +- O +induced O +nephrotoxicity B-Disease +, O +ototoxicity B-Disease +, O +and O +neuropathy B-Disease +were O +reduced O +. O + +METHODS O +: O +A O +Phase O +II O +study O +of O +the O +combination O +of O +cisplatin B-Chemical +plus O +amifostine B-Chemical +was O +conducted O +in O +patients O +with O +progressive O +metastatic O +breast B-Disease +carcinoma I-Disease +who O +had O +received O +one O +, O +but O +not O +more O +than O +one O +, O +chemotherapy O +regimen O +for O +metastatic O +disease O +. O + +Patients O +received O +amifostine B-Chemical +, O +910 O +mg O +/ O +m2 O +intravenously O +over O +15 O +minutes O +. O + +After O +completion O +of O +the O +amifostine B-Chemical +infusion O +, O +cisplatin B-Chemical +120 O +mg O +/ O +m2 O +was O +administered O +over O +30 O +minutes O +. O + +Intravenous O +hydration O +and O +mannitol B-Chemical +was O +administered O +before O +and O +after O +cisplatin B-Chemical +. O + +Treatment O +was O +administered O +every O +3 O +weeks O +until O +disease O +progression O +. O + +RESULTS O +: O +Forty O +- O +four O +patients O +were O +enrolled O +in O +the O +study O +of O +which O +7 O +( O +16 O +% O +) O +were O +ineligible O +. O + +A O +median O +of O +2 O +cycles O +of O +therapy O +was O +administered O +to O +the O +37 O +eligible O +patients O +. O + +Six O +partial O +responses O +were O +observed O +for O +an O +overall O +response O +rate O +of O +16 O +% O +. O + +Most O +patients O +( O +57 O +% O +) O +stopped O +treatment O +because O +of O +disease O +progression O +. O + +Neurologic B-Disease +toxicity I-Disease +was O +reported O +in O +52 O +% O +of O +patients O +. O + +Seven O +different O +life O +- O +threatening O +toxicities B-Disease +were O +observed O +in O +patients O +while O +receiving O +treatment O +. O + +CONCLUSIONS O +: O +The O +combination O +of O +cisplatin B-Chemical +and O +amifostine B-Chemical +in O +this O +study O +resulted O +in O +an O +overall O +response O +rate O +of O +16 O +% O +. O + +Neither O +a O +tumor B-Disease +- O +protective O +effect O +nor O +reduced O +toxicity B-Disease +to O +normal O +tissues O +was O +observed O +with O +the O +addition O +of O +amifostine B-Chemical +to O +cisplatin B-Chemical +in O +this O +trial O +. O + +Oral B-Chemical +contraceptives I-Chemical +and O +the O +risk O +of O +myocardial B-Disease +infarction I-Disease +. O + +BACKGROUND O +: O +An O +association O +between O +the O +use O +of O +oral B-Chemical +contraceptives I-Chemical +and O +the O +risk O +of O +myocardial B-Disease +infarction I-Disease +has O +been O +found O +in O +some O +, O +but O +not O +all O +, O +studies O +. O + +We O +investigated O +this O +association O +, O +according O +to O +the O +type O +of O +progestagen B-Chemical +included O +in O +third O +- O +generation O +( O +i O +. O +e O +. O +, O +desogestrel B-Chemical +or O +gestodene B-Chemical +) O +and O +second O +- O +generation O +( O +i O +. O +e O +. O +, O +levonorgestrel B-Chemical +) O +oral B-Chemical +contraceptives I-Chemical +, O +the O +dose O +of O +estrogen B-Chemical +, O +and O +the O +presence O +or O +absence O +of O +prothrombotic O +mutations O +METHODS O +: O +In O +a O +nationwide O +, O +population O +- O +based O +, O +case O +- O +control O +study O +, O +we O +identified O +and O +enrolled O +248 O +women O +18 O +through O +49 O +years O +of O +age O +who O +had O +had O +a O +first O +myocardial B-Disease +infarction I-Disease +between O +1990 O +and O +1995 O +and O +925 O +control O +women O +who O +had O +not O +had O +a O +myocardial B-Disease +infarction I-Disease +and O +who O +were O +matched O +for O +age O +, O +calendar O +year O +of O +the O +index O +event O +, O +and O +area O +of O +residence O +. O + +Subjects O +supplied O +information O +on O +oral B-Chemical +- I-Chemical +contraceptive I-Chemical +use O +and O +major O +cardiovascular O +risk O +factors O +. O + +An O +analysis O +for O +factor O +V O +Leiden O +and O +the O +G20210A O +mutation O +in O +the O +prothrombin O +gene O +was O +conducted O +in O +217 O +patients O +and O +763 O +controls O +RESULTS O +: O +The O +odds O +ratio O +for O +myocardial B-Disease +infarction I-Disease +among O +women O +who O +used O +any O +type O +of O +combined O +oral B-Chemical +contraceptive I-Chemical +, O +as O +compared O +with O +nonusers O +, O +was O +2 O +. O +0 O +( O +95 O +percent O +confidence O +interval O +, O +1 O +. O +5 O +to O +2 O +. O +8 O +) O +. O + +The O +adjusted O +odds O +ratio O +was O +2 O +. O +5 O +( O +95 O +percent O +confidence O +interval O +, O +1 O +. O +5 O +to O +4 O +. O +1 O +) O +among O +women O +who O +used O +second O +- O +generation O +oral B-Chemical +contraceptives I-Chemical +and O +1 O +. O +3 O +( O +95 O +percent O +confidence O +interval O +, O +0 O +. O +7 O +to O +2 O +. O +5 O +) O +among O +those O +who O +used O +third O +- O +generation O +oral B-Chemical +contraceptives I-Chemical +. O + +Among O +women O +who O +used O +oral B-Chemical +contraceptives I-Chemical +, O +the O +odds O +ratio O +was O +2 O +. O +1 O +( O +95 O +percent O +confidence O +interval O +, O +1 O +. O +5 O +to O +3 O +. O +0 O +) O +for O +those O +without O +a O +prothrombotic O +mutation O +and O +1 O +. O +9 O +( O +95 O +percent O +confidence O +interval O +, O +0 O +. O +6 O +to O +5 O +. O +5 O +) O +for O +those O +with O +a O +mutation O +CONCLUSIONS O +: O +The O +risk O +of O +myocardial B-Disease +infarction I-Disease +was O +increased O +among O +women O +who O +used O +second O +- O +generation O +oral B-Chemical +contraceptives I-Chemical +. O + +The O +results O +with O +respect O +to O +the O +use O +of O +third O +- O +generation O +oral B-Chemical +contraceptives I-Chemical +were O +inconclusive O +but O +suggested O +that O +the O +risk O +was O +lower O +than O +the O +risk O +associated O +with O +second O +- O +generation O +oral B-Chemical +contraceptives I-Chemical +. O + +The O +risk O +of O +myocardial B-Disease +infarction I-Disease +was O +similar O +among O +women O +who O +used O +oral B-Chemical +contraceptives I-Chemical +whether O +or O +not O +they O +had O +a O +prothrombotic O +mutation O +. O + +End B-Disease +- I-Disease +stage I-Disease +renal I-Disease +disease I-Disease +( O +ESRD B-Disease +) O +after O +orthotopic O +liver O +transplantation O +( O +OLTX O +) O +using O +calcineurin O +- O +based O +immunotherapy O +: O +risk O +of O +development O +and O +treatment O +. O + +BACKGROUND O +: O +The O +calcineurin O +inhibitors O +cyclosporine B-Chemical +and O +tacrolimus B-Chemical +are O +both O +known O +to O +be O +nephrotoxic B-Disease +. O + +Their O +use O +in O +orthotopic O +liver O +transplantation O +( O +OLTX O +) O +has O +dramatically O +improved O +success O +rates O +. O + +Recently O +, O +however O +, O +we O +have O +had O +an O +increase O +of O +patients O +who O +are O +presenting O +after O +OLTX O +with O +end B-Disease +- I-Disease +stage I-Disease +renal I-Disease +disease I-Disease +( O +ESRD B-Disease +) O +. O + +This O +retrospective O +study O +examines O +the O +incidence O +and O +treatment O +of O +ESRD B-Disease +and O +chronic B-Disease +renal I-Disease +failure I-Disease +( O +CRF B-Disease +) O +in O +OLTX O +patients O +. O + +METHODS O +: O +Patients O +receiving O +an O +OLTX O +only O +from O +June O +1985 O +through O +December O +of O +1994 O +who O +survived O +6 O +months O +postoperatively O +were O +studied O +( O +n O += O +834 O +) O +. O + +Our O +prospectively O +collected O +database O +was O +the O +source O +of O +information O +. O + +Patients O +were O +divided O +into O +three O +groups O +: O +Controls O +, O +no O +CRF B-Disease +or O +ESRD B-Disease +, O +n O += O +748 O +; O +CRF B-Disease +, O +sustained O +serum O +creatinine B-Chemical +> O +2 O +. O +5 O +mg O +/ O +dl O +, O +n O += O +41 O +; O +and O +ESRD B-Disease +, O +n O += O +45 O +. O + +Groups O +were O +compared O +for O +preoperative O +laboratory O +variables O +, O +diagnosis O +, O +postoperative O +variables O +, O +survival O +, O +type O +of O +ESRD B-Disease +therapy O +, O +and O +survival O +from O +onset O +of O +ESRD B-Disease +. O + +RESULTS O +: O +At O +13 O +years O +after O +OLTX O +, O +the O +incidence O +of O +severe O +renal B-Disease +dysfunction I-Disease +was O +18 O +. O +1 O +% O +( O +CRF B-Disease +8 O +. O +6 O +% O +and O +ESRD B-Disease +9 O +. O +5 O +% O +) O +. O + +Compared O +with O +control O +patients O +, O +CRF B-Disease +and O +ESRD B-Disease +patients O +had O +higher O +preoperative O +serum O +creatinine B-Chemical +levels O +, O +a O +greater O +percentage O +of O +patients O +with O +hepatorenal B-Disease +syndrome I-Disease +, O +higher O +percentage O +requirement O +for O +dialysis O +in O +the O +first O +3 O +months O +postoperatively O +, O +and O +a O +higher O +1 O +- O +year O +serum O +creatinine B-Chemical +. O + +Multivariate O +stepwise O +logistic O +regression O +analysis O +using O +preoperative O +and O +postoperative O +variables O +identified O +that O +an O +increase O +of O +serum O +creatinine B-Chemical +compared O +with O +average O +at O +1 O +year O +, O +3 O +months O +, O +and O +4 O +weeks O +postoperatively O +were O +independent O +risk O +factors O +for O +the O +development O +of O +CRF B-Disease +or O +ESRD B-Disease +with O +odds O +ratios O +of O +2 O +. O +6 O +, O +2 O +. O +2 O +, O +and O +1 O +. O +6 O +, O +respectively O +. O + +Overall O +survival O +from O +the O +time O +of O +OLTX O +was O +not O +significantly O +different O +among O +groups O +, O +but O +by O +year O +13 O +, O +the O +survival O +of O +the O +patients O +who O +had O +ESRD B-Disease +was O +only O +28 O +. O +2 O +% O +compared O +with O +54 O +. O +6 O +% O +in O +the O +control O +group O +. O + +Patients O +developing O +ESRD B-Disease +had O +a O +6 O +- O +year O +survival O +after O +onset O +of O +ESRD B-Disease +of O +27 O +% O +for O +the O +patients O +receiving O +hemodialysis O +versus O +71 O +. O +4 O +% O +for O +the O +patients O +developing O +ESRD B-Disease +who O +subsequently O +received O +kidney O +transplants O +. O + +CONCLUSIONS O +: O +Patients O +who O +are O +more O +than O +10 O +years O +post O +- O +OLTX O +have O +CRF B-Disease +and O +ESRD B-Disease +at O +a O +high O +rate O +. O + +The O +development O +of O +ESRD B-Disease +decreases O +survival O +, O +particularly O +in O +those O +patients O +treated O +with O +dialysis O +only O +. O + +Patients O +who O +develop O +ESRD B-Disease +have O +a O +higher O +preoperative O +and O +1 O +- O +year O +serum O +creatinine B-Chemical +and O +are O +more O +likely O +to O +have O +hepatorenal B-Disease +syndrome I-Disease +. O + +However O +, O +an O +increase O +of O +serum O +creatinine B-Chemical +at O +various O +times O +postoperatively O +is O +more O +predictive O +of O +the O +development O +of O +CRF B-Disease +or O +ESRD B-Disease +. O + +New O +strategies O +for O +long O +- O +term O +immunosuppression O +may O +be O +needed O +to O +decrease O +this O +complication O +. O + +Epileptic B-Disease +seizures I-Disease +following O +cortical O +application O +of O +fibrin O +sealants O +containing O +tranexamic B-Chemical +acid I-Chemical +in O +rats O +. O + +BACKGROUND O +: O +Fibrin O +sealants O +( O +FS O +) O +derived O +from O +human O +plasma O +are O +frequently O +used O +in O +neurosurgery O +. O + +In O +order O +to O +increase O +clot O +stability O +, O +FS O +typically O +contain O +aprotinin O +, O +a O +natural O +fibrinolysis O +inhibitor O +. O + +Recently O +, O +synthetic O +fibrinolysis O +inhibitors O +such O +as O +tranexamic B-Chemical +acid I-Chemical +( O +tAMCA B-Chemical +) O +have O +been O +considered O +as O +substitutes O +for O +aprotinin O +. O + +However O +, O +tAMCA B-Chemical +has O +been O +shown O +to O +cause O +epileptic B-Disease +seizures I-Disease +. O + +We O +wanted O +to O +study O +whether O +tAMCA B-Chemical +retains O +its O +convulsive B-Disease +action O +if O +incorporated O +into O +a O +FS O +. O + +METHOD O +: O +FS O +containing O +aprotinin O +or O +different O +concentrations O +of O +tAMCA B-Chemical +( O +0 O +. O +5 O +- O +47 O +. O +5 O +mg O +/ O +ml O +) O +were O +applied O +to O +the O +pial O +surface O +of O +the O +cortex O +of O +anaesthetized O +rats O +. O + +The O +response O +of O +the O +animals O +was O +evaluated O +using O +electroencephalography O +and O +by O +monitoring O +the O +clinical O +behaviour O +during O +and O +after O +recovery O +from O +anaesthesia O +. O + +FINDINGS O +: O +FS O +containing O +tAMCA B-Chemical +caused O +paroxysmal O +brain O +activity O +which O +was O +associated O +with O +distinct O +convulsive B-Disease +behaviours O +. O + +The O +degree O +of O +these O +seizures B-Disease +increased O +with O +increasing O +concentration O +of O +tAMCA B-Chemical +. O + +Thus O +, O +FS O +containing O +47 O +. O +5 O +mg O +/ O +ml O +tAMCA B-Chemical +evoked O +generalized B-Disease +seizures I-Disease +in O +all O +tested O +rats O +( O +n O += O +6 O +) O +while O +the O +lowest O +concentration O +of O +tAMCA B-Chemical +( O +0 O +. O +5 O +mg O +/ O +ml O +) O +only O +evoked O +brief O +episodes O +of O +jerk O +- O +correlated O +convulsive B-Disease +potentials O +in O +1 O +of O +6 O +rats O +. O + +In O +contrast O +, O +FS O +containing O +aprotinin O +did O +not O +evoke O +any O +paroxysmal O +activity O +. O + +INTERPRETATION O +: O +Tranexamic B-Chemical +acid I-Chemical +retains O +its O +convulsive B-Disease +action O +within O +FS O +. O + +Thus O +, O +use O +of O +FS O +containing O +tAMCA B-Chemical +for O +surgery O +within O +or O +close O +to O +the O +CNS O +may O +pose O +a O +substantial O +risk O +to O +the O +patient O +. O + +Sequential O +observations O +of O +exencephaly B-Disease +and O +subsequent O +morphological O +changes O +by O +mouse O +exo O +utero O +development O +system O +: O +analysis O +of O +the O +mechanism O +of O +transformation O +from O +exencephaly B-Disease +to O +anencephaly B-Disease +. O + +Anencephaly B-Disease +has O +been O +suggested O +to O +develop O +from O +exencephaly B-Disease +; O +however O +, O +there O +is O +little O +direct O +experimental O +evidence O +to O +support O +this O +, O +and O +the O +mechanism O +of O +transformation O +remains O +unclear O +. O + +We O +examined O +this O +theory O +using O +the O +exo O +utero O +development O +system O +that O +allows O +direct O +and O +sequential O +observations O +of O +mid O +- O +to O +late O +- O +gestation O +mouse O +embryos O +. O + +We O +observed O +the O +exencephaly B-Disease +induced O +by O +5 B-Chemical +- I-Chemical +azacytidine I-Chemical +at O +embryonic O +day O +13 O +. O +5 O +( O +E13 O +. O +5 O +) O +, O +let O +the O +embryos O +develop O +exo O +utero O +until O +E18 O +. O +5 O +, O +and O +re O +- O +observed O +the O +same O +embryos O +at O +E18 O +. O +5 O +. O + +We O +confirmed O +several O +cases O +of O +transformation O +from O +exencephaly B-Disease +to O +anencephaly B-Disease +. O + +However O +, O +in O +many O +cases O +, O +the O +exencephalic B-Disease +brain O +tissue O +was O +preserved O +with O +more O +or O +less O +reduction O +during O +this O +period O +. O + +To O +analyze O +the O +transformation O +patterns O +, O +we O +classified O +the O +exencephaly B-Disease +by O +size O +and O +shape O +of O +the O +exencephalic B-Disease +tissue O +into O +several O +types O +at O +E13 O +. O +5 O +and O +E18 O +. O +5 O +. O + +It O +was O +found O +that O +the O +transformation O +of O +exencephalic B-Disease +tissue O +was O +not O +simply O +size O +- O +dependent O +, O +and O +all O +cases O +of O +anencephaly B-Disease +at O +E18 O +. O +5 O +resulted O +from O +embryos O +with O +a O +large O +amount O +of O +exencephalic B-Disease +tissue O +at O +E13 O +. O +5 O +. O + +Microscopic O +observation O +showed O +the O +configuration O +of O +exencephaly B-Disease +at O +E13 O +. O +5 O +, O +frequent O +hemorrhaging B-Disease +and O +detachment O +of O +the O +neural O +plate O +from O +surface O +ectoderm O +in O +the O +exencephalic B-Disease +head O +at O +E15 O +. O +5 O +, O +and O +multiple O +modes O +of O +reduction O +in O +the O +exencephalic B-Disease +tissue O +at O +E18 O +. O +5 O +. O + +From O +observations O +of O +the O +vasculature O +, O +altered O +distribution O +patterns O +of O +vessels O +were O +identified O +in O +the O +exencephalic B-Disease +head O +. O + +These O +findings O +suggest O +that O +overgrowth O +of O +the O +exencephalic B-Disease +neural O +tissue O +causes O +the O +altered O +distribution O +patterns O +of O +vessels O +, O +subsequent O +peripheral O +circulatory B-Disease +failure I-Disease +and O +/ O +or O +hemorrhaging B-Disease +in O +various O +parts O +of O +the O +exencephalic B-Disease +head O +, O +leading O +to O +the O +multiple O +modes O +of O +tissue O +reduction O +during O +transformation O +from O +exencephaly B-Disease +to O +anencephaly B-Disease +. O + +99mTc B-Chemical +- I-Chemical +glucarate I-Chemical +for O +detection O +of O +isoproterenol B-Chemical +- O +induced O +myocardial B-Disease +infarction I-Disease +in O +rats O +. O + +Infarct B-Disease +- O +avid O +radiopharmaceuticals O +are O +necessary O +for O +rapid O +and O +timely O +diagnosis O +of O +acute O +myocardial B-Disease +infarction I-Disease +. O + +The O +animal O +model O +used O +to O +produce O +infarction B-Disease +implies O +artery O +ligation O +but O +chemical O +induction O +can O +be O +easily O +obtained O +with O +isoproterenol B-Chemical +. O + +A O +new O +infarct B-Disease +- O +avid O +radiopharmaceutical O +based O +on O +glucaric B-Chemical +acid I-Chemical +was O +prepared O +in O +the O +hospital O +radiopharmacy O +of O +the O +INCMNSZ O +. O + +99mTc B-Chemical +- I-Chemical +glucarate I-Chemical +was O +easy O +to O +prepare O +, O +stable O +for O +96 O +h O +and O +was O +used O +to O +study O +its O +biodistribution O +in O +rats O +with O +isoproterenol B-Chemical +- O +induced O +acute O +myocardial B-Disease +infarction I-Disease +. O + +Histological O +studies O +demonstrated O +that O +the O +rats O +developed O +an O +infarct B-Disease +18 O +h O +after O +isoproterenol B-Chemical +administration O +. O + +The O +rat O +biodistribution O +studies O +showed O +a O +rapid O +blood O +clearance O +via O +the O +kidneys O +. O + +Thirty O +minutes O +after O +99mTc B-Chemical +- I-Chemical +glucarate I-Chemical +administration O +the O +standardised O +heart O +uptake O +value O +S O +( O +h O +) O +UV O +was O +4 O +. O +7 O +in O +infarcted O +rat O +heart O +which O +is O +six O +times O +more O +than O +in O +normal O +rats O +. O + +ROIs O +drawn O +over O +the O +gamma O +camera O +images O +showed O +a O +ratio O +of O +4 O +. O +4 O +. O + +The O +high O +image O +quality O +suggests O +that O +high O +contrast O +images O +can O +be O +obtained O +in O +humans O +and O +the O +96 O +h O +stability O +makes O +it O +an O +ideal O +agent O +to O +detect O +, O +in O +patients O +, O +early O +cardiac B-Disease +infarction I-Disease +. O + +Bupropion B-Chemical +( O +Zyban B-Chemical +) O +toxicity B-Disease +. O + +Bupropion B-Chemical +is O +a O +monocyclic O +antidepressant B-Chemical +structurally O +related O +to O +amphetamine B-Chemical +. O + +Zyban B-Chemical +, O +a O +sustained O +- O +release O +formulation O +of O +bupropion B-Chemical +hydrochloride I-Chemical +, O +was O +recently O +released O +in O +Ireland O +, O +as O +a O +smoking O +cessation O +aid O +. O + +In O +the O +initial O +6 O +months O +since O +it O +' O +s O +introduction O +, O +12 O +overdose B-Disease +cases O +have O +been O +reported O +to O +The O +National O +Poisons O +Information O +Centre O +. O + +8 O +patients O +developed O +symptoms O +of O +toxicity B-Disease +. O + +Common O +features O +included O +tachycardia B-Disease +, O +drowsiness O +, O +hallucinations B-Disease +and O +convulsions B-Disease +. O + +Two O +patients O +developed O +severe O +cardiac B-Disease +arrhythmias I-Disease +, O +including O +one O +patient O +who O +was O +resuscitated O +following O +a O +cardiac B-Disease +arrest I-Disease +. O + +All O +patients O +recovered O +without O +sequelae O +. O + +We O +report O +a O +case O +of O +a O +31 O +year O +old O +female O +who O +required O +admission O +to O +the O +Intensive O +Care O +Unit O +for O +ventilation O +and O +full O +supportive O +therapy O +, O +following O +ingestion O +of O +13 O +. O +5g O +bupropion B-Chemical +. O + +Recurrent O +seizures B-Disease +were O +treated O +with O +diazepam B-Chemical +and O +broad O +complex O +tachycardia B-Disease +was O +successfully O +treated O +with O +adenosine B-Chemical +. O + +Zyban B-Chemical +caused O +significant O +neurological B-Disease +and I-Disease +cardiovascular I-Disease +toxicity I-Disease +in O +overdose B-Disease +. O + +The O +potential O +toxic O +effects O +should O +be O +considered O +when O +prescribing O +it O +as O +a O +smoking O +cessation O +aid O +. O + +GLEPP1 O +receptor O +tyrosine B-Chemical +phosphatase O +( O +Ptpro O +) O +in O +rat O +PAN B-Chemical +nephrosis B-Disease +. O + +A O +marker O +of O +acute O +podocyte O +injury O +. O + +Glomerular O +epithelial O +protein O +1 O +( O +GLEPP1 O +) O +is O +a O +podocyte O +receptor O +membrane O +protein O +tyrosine B-Chemical +phosphatase O +located O +on O +the O +apical O +cell O +membrane O +of O +visceral O +glomerular O +epithelial O +cell O +and O +foot O +processes O +. O + +This O +receptor O +plays O +a O +role O +in O +regulating O +the O +structure O +and O +function O +of O +podocyte O +foot O +process O +. O + +To O +better O +understand O +the O +utility O +of O +GLEPP1 O +as O +a O +marker O +of O +glomerular B-Disease +injury I-Disease +, O +the O +amount O +and O +distribution O +of O +GLEPP1 O +protein O +and O +mRNA O +were O +examined O +by O +immunohistochemistry O +, O +Western O +blot O +and O +RNase O +protection O +assay O +in O +a O +model O +of O +podocyte O +injury O +in O +the O +rat O +. O + +Puromycin B-Chemical +aminonucleoside I-Chemical +nephrosis B-Disease +was O +induced O +by O +single O +intraperitoneal O +injection O +of O +puromycin B-Chemical +aminonucleoside I-Chemical +( O +PAN B-Chemical +, O +20 O +mg O +/ O +100g O +BW O +) O +. O + +Tissues O +were O +analyzed O +at O +0 O +, O +5 O +, O +7 O +, O +11 O +, O +21 O +, O +45 O +, O +80 O +and O +126 O +days O +after O +PAN B-Chemical +injection O +so O +as O +to O +include O +both O +the O +acute O +phase O +of O +proteinuria B-Disease +associated O +with O +foot O +process O +effacement O +( O +days O +5 O +- O +11 O +) O +and O +the O +chronic O +phase O +of O +proteinuria B-Disease +associated O +with O +glomerulosclerosis B-Disease +( O +days O +45 O +- O +126 O +) O +. O + +At O +day O +5 O +, O +GLEPP1 O +protein O +and O +mRNA O +were O +reduced O +from O +the O +normal O +range O +( O +265 O +. O +2 O ++ O +/ O +- O +79 O +. O +6 O +x O +10 O +( O +6 O +) O +moles O +/ O +glomerulus O +and O +100 O +% O +) O +to O +15 O +% O +of O +normal O +( O +41 O +. O +8 O ++ O +/ O +- O +4 O +. O +8 O +x O +10 O +( O +6 O +) O +moles O +/ O +glomerulus O +, O +p O +< O +0 O +. O +005 O +) O +. O + +This O +occurred O +in O +association O +with O +an O +increase O +in O +urinary O +protein O +content O +from O +1 O +. O +8 O ++ O +/ O +- O +1 O +to O +99 O +. O +0 O ++ O +/ O +- O +61 O +mg O +/ O +day O +( O +p O +< O +0 O +. O +001 O +) O +. O + +In O +contrast O +, O +podocalyxin O +did O +not O +change O +significantly O +at O +this O +time O +. O + +By O +day O +11 O +, O +GLEPP1 O +protein O +and O +mRNA O +had O +begun O +to O +return O +towards O +baseline O +. O + +By O +day O +45 O +- O +126 O +, O +at O +a O +time O +when O +glomerular O +scarring O +was O +present O +, O +GLEPP1 O +was O +absent O +from O +glomerulosclerotic O +areas O +although O +the O +total O +glomerular O +content O +of O +GLEPP1 O +was O +not O +different O +from O +normal O +. O + +We O +conclude O +that O +GLEPP1 O +expression O +, O +unlike O +podocalyxin O +, O +reflects O +podocyte O +injury O +induced O +by O +PAN B-Chemical +. O + +GLEPP1 O +expression O +may O +be O +a O +useful O +marker O +of O +podocyte O +injury O +. O + +Antithymocyte B-Chemical +globulin I-Chemical +in O +the O +treatment O +of O +D B-Chemical +- I-Chemical +penicillamine I-Chemical +- O +induced O +aplastic B-Disease +anemia I-Disease +. O + +A O +patient O +who O +received O +antithymocyte B-Chemical +globulin I-Chemical +therapy O +for O +aplastic B-Disease +anemia I-Disease +due O +to O +D B-Chemical +- I-Chemical +penicillamine I-Chemical +therapy O +is O +described O +. O + +Bone O +marrow O +recovery O +and O +peripheral O +blood O +recovery O +were O +complete O +1 O +month O +and O +3 O +months O +, O +respectively O +, O +after O +treatment O +, O +and O +blood O +transfusion O +or O +other O +therapies O +were O +not O +necessary O +in O +a O +follow O +- O +up O +period O +of O +more O +than O +2 O +years O +. O + +Use O +of O +antithymocyte B-Chemical +globulin I-Chemical +may O +be O +the O +optimal O +treatment O +of O +D B-Chemical +- I-Chemical +penicillamine I-Chemical +- O +induced O +aplastic B-Disease +anemia I-Disease +. O + +Metamizol B-Chemical +potentiates O +morphine B-Chemical +antinociception O +but O +not O +constipation B-Disease +after O +chronic O +treatment O +. O + +This O +work O +evaluates O +the O +antinociceptive O +and O +constipating B-Disease +effects O +of O +the O +combination O +of O +3 O +. O +2 O +mg O +/ O +kg O +s O +. O +c O +. O +morphine B-Chemical +with O +177 O +. O +8 O +mg O +/ O +kg O +s O +. O +c O +. O +metamizol B-Chemical +in O +acutely O +and O +chronically O +treated O +( O +once O +a O +day O +for O +12 O +days O +) O +rats O +. O + +On O +the O +13th O +day O +, O +antinociceptive O +effects O +were O +assessed O +using O +a O +model O +of O +inflammatory O +nociception O +, O +pain B-Disease +- O +induced O +functional O +impairment O +model O +, O +and O +the O +charcoal B-Chemical +meal O +test O +was O +used O +to O +evaluate O +the O +intestinal O +transit O +. O + +Simultaneous O +administration O +of O +morphine B-Chemical +with O +metamizol B-Chemical +resulted O +in O +a O +markedly O +antinociceptive O +potentiation O +and O +an O +increasing O +of O +the O +duration O +of O +action O +after O +a O +single O +( O +298 O ++ O +/ O +- O +7 O +vs O +. O +139 O ++ O +/ O +- O +36 O +units O +area O +( O +ua O +) O +; O +P O +< O +0 O +. O +001 O +) O +and O +repeated O +administration O +( O +280 O ++ O +/ O +- O +17 O +vs O +. O +131 O ++ O +/ O +- O +22 O +ua O +; O +P O +< O +0 O +. O +001 O +) O +. O + +Antinociceptive O +effect O +of O +morphine B-Chemical +was O +reduced O +in O +chronically O +treated O +rats O +( O +39 O ++ O +/ O +- O +10 O +vs O +. O +18 O ++ O +/ O +- O +5 O +au O +) O +while O +the O +combination O +- O +induced O +antinociception O +was O +remained O +similar O +as O +an O +acute O +treatment O +( O +298 O ++ O +/ O +- O +7 O +vs O +. O +280 O ++ O +/ O +- O +17 O +au O +) O +. O + +Acute O +antinociceptive O +effects O +of O +the O +combination O +were O +partially O +prevented O +by O +3 O +. O +2 O +mg O +/ O +kg O +naloxone B-Chemical +s O +. O +c O +. O + +( O +P O +< O +0 O +. O +05 O +) O +, O +suggesting O +the O +partial O +involvement O +of O +the O +opioidergic O +system O +in O +the O +synergism O +observed O +. O + +In O +independent O +groups O +, O +morphine B-Chemical +inhibited O +the O +intestinal O +transit O +in O +48 O ++ O +/ O +- O +4 O +% O +and O +38 O ++ O +/ O +- O +4 O +% O +after O +acute O +and O +chronic O +treatment O +, O +respectively O +, O +suggesting O +that O +tolerance O +did O +not O +develop O +to O +the O +constipating B-Disease +effects O +. O + +The O +combination O +inhibited O +intestinal O +transit O +similar O +to O +that O +produced O +by O +morphine B-Chemical +regardless O +of O +the O +time O +of O +treatment O +, O +suggesting O +that O +metamizol B-Chemical +did O +not O +potentiate O +morphine B-Chemical +- O +induced O +constipation B-Disease +. O + +These O +findings O +show O +a O +significant O +interaction O +between O +morphine B-Chemical +and O +metamizol B-Chemical +in O +chronically O +treated O +rats O +, O +suggesting O +that O +this O +combination O +could O +be O +useful O +for O +the O +treatment O +of O +chronic B-Disease +pain I-Disease +. O + +Ifosfamide B-Chemical +encephalopathy B-Disease +presenting O +with O +asterixis B-Disease +. O + +CNS O +toxic O +effects O +of O +the O +antineoplastic O +agent O +ifosfamide B-Chemical +( O +IFX B-Chemical +) O +are O +frequent O +and O +include O +a O +variety O +of O +neurological O +symptoms O +that O +can O +limit O +drug O +use O +. O + +We O +report O +a O +case O +of O +a O +51 O +- O +year O +- O +old O +man O +who O +developed O +severe O +, O +disabling O +negative O +myoclonus B-Disease +of O +the O +upper O +and O +lower O +extremities O +after O +the O +infusion O +of O +ifosfamide B-Chemical +for O +plasmacytoma B-Disease +. O + +He O +was O +awake O +, O +revealed O +no O +changes O +of O +mental O +status O +and O +at O +rest O +there O +were O +no O +further O +motor O +symptoms O +. O + +Cranial O +magnetic O +resonance O +imaging O +and O +extensive O +laboratory O +studies O +failed O +to O +reveal O +structural B-Disease +lesions I-Disease +of I-Disease +the I-Disease +brain I-Disease +and O +metabolic B-Disease +abnormalities I-Disease +. O + +An O +electroencephalogram O +showed O +continuous O +, O +generalized O +irregular O +slowing O +with O +admixed O +periodic O +triphasic O +waves O +indicating O +symptomatic O +encephalopathy B-Disease +. O + +The O +administration O +of O +ifosfamide B-Chemical +was O +discontinued O +and O +within O +12 O +h O +the O +asterixis B-Disease +resolved O +completely O +. O + +In O +the O +patient O +described O +, O +the O +presence O +of O +asterixis B-Disease +during O +infusion O +of O +ifosfamide B-Chemical +, O +normal O +laboratory O +findings O +and O +imaging O +studies O +and O +the O +resolution O +of O +symptoms O +following O +the O +discontinuation O +of O +the O +drug O +suggest O +that O +negative O +myoclonus B-Disease +is O +associated O +with O +the O +use O +of O +IFX B-Chemical +. O + +Antagonism O +between O +interleukin O +3 O +and O +erythropoietin O +in O +mice O +with O +azidothymidine B-Chemical +- O +induced O +anemia B-Disease +and O +in O +bone O +marrow O +endothelial O +cells O +. O + +Azidothymidine B-Chemical +( O +AZT B-Chemical +) O +- O +induced O +anemia B-Disease +in O +mice O +can O +be O +reversed O +by O +the O +administration O +of O +IGF O +- O +IL O +- O +3 O +( O +fusion O +protein O +of O +insulin O +- O +like O +growth O +factor O +II O +( O +IGF O +II O +) O +and O +interleukin O +3 O +) O +. O + +Although O +interleukin O +3 O +( O +IL O +- O +3 O +) O +and O +erythropoietin O +( O +EPO O +) O +are O +known O +to O +act O +synergistically O +on O +hematopoietic O +cell O +proliferation O +in O +vitro O +, O +injection O +of O +IGF O +- O +IL O +- O +3 O +and O +EPO O +in O +AZT B-Chemical +- O +treated O +mice O +resulted O +in O +a O +reduction O +of O +red O +cells O +and O +an O +increase O +of O +plasma O +EPO O +levels O +as O +compared O +to O +animals O +treated O +with O +IGF O +- O +IL O +- O +3 O +or O +EPO O +alone O +. O + +We O +tested O +the O +hypothesis O +that O +the O +antagonistic O +effect O +of O +IL O +- O +3 O +and O +EPO O +on O +erythroid O +cells O +may O +be O +mediated O +by O +endothelial O +cells O +. O + +Bovine O +liver O +erythroid O +cells O +were O +cultured O +on O +monolayers O +of O +human O +bone O +marrow O +endothelial O +cells O +previously O +treated O +with O +EPO O +and O +IGF O +- O +IL O +- O +3 O +. O + +There O +was O +a O +significant O +reduction O +of O +thymidine B-Chemical +incorporation O +into O +both O +erythroid O +and O +endothelial O +cells O +in O +cultures O +pre O +- O +treated O +with O +IGF O +- O +IL O +- O +3 O +and O +EPO O +. O + +Endothelial O +cell O +culture O +supernatants O +separated O +by O +ultrafiltration O +and O +ultracentrifugation O +from O +cells O +treated O +with O +EPO O +and O +IL O +- O +3 O +significantly O +reduced O +thymidine B-Chemical +incorporation O +into O +erythroid O +cells O +as O +compared O +to O +identical O +fractions O +obtained O +from O +the O +media O +of O +cells O +cultured O +with O +EPO O +alone O +. O + +These O +results O +suggest O +that O +endothelial O +cells O +treated O +simultaneously O +with O +EPO O +and O +IL O +- O +3 O +have O +a O +negative O +effect O +on O +erythroid O +cell O +production O +. O + +The O +relationship O +between O +hippocampal O +acetylcholine B-Chemical +release O +and O +cholinergic O +convulsant O +sensitivity O +in O +withdrawal O +seizure B-Disease +- O +prone O +and O +withdrawal O +seizure B-Disease +- O +resistant O +selected O +mouse O +lines O +. O + +BACKGROUND O +: O +The O +septo O +- O +hippocampal O +cholinergic O +pathway O +has O +been O +implicated O +in O +epileptogenesis O +, O +and O +genetic O +factors O +influence O +the O +response O +to O +cholinergic O +agents O +, O +but O +limited O +data O +are O +available O +on O +cholinergic O +involvement O +in O +alcohol B-Chemical +withdrawal O +severity O +. O + +Thus O +, O +the O +relationship O +between O +cholinergic O +activity O +and O +responsiveness O +and O +alcohol B-Chemical +withdrawal O +was O +investigated O +in O +a O +genetic O +animal O +model O +of O +ethanol B-Chemical +withdrawal O +severity O +. O + +METHODS O +: O +Cholinergic O +convulsant O +sensitivity O +was O +examined O +in O +alcohol B-Chemical +- O +na O +ve O +Withdrawal O +Seizure B-Disease +- O +Prone O +( O +WSP O +) O +and O +- O +Resistant O +( O +WSR O +) O +mice O +. O + +Animals O +were O +administered O +nicotine B-Chemical +, O +carbachol B-Chemical +, O +or O +neostigmine B-Chemical +via O +timed O +tail O +vein O +infusion O +, O +and O +the O +latencies O +to O +onset O +of O +tremor B-Disease +and O +clonus O +were O +recorded O +and O +converted O +to O +threshold O +dose O +. O + +We O +also O +used O +microdialysis O +to O +measure O +basal O +and O +potassium B-Chemical +- O +stimulated O +acetylcholine B-Chemical +( O +ACh B-Chemical +) O +release O +in O +the O +CA1 O +region O +of O +the O +hippocampus O +. O + +Potassium B-Chemical +was O +applied O +by O +reverse O +dialysis O +twice O +, O +separated O +by O +75 O +min O +. O + +Hippocampal O +ACh B-Chemical +also O +was O +measured O +during O +testing O +for O +handling O +- O +induced O +convulsions B-Disease +. O + +RESULTS O +: O +Sensitivity O +to O +several O +convulsion B-Disease +endpoints O +induced O +by O +nicotine B-Chemical +, O +carbachol B-Chemical +, O +and O +neostigmine B-Chemical +were O +significantly O +greater O +in O +WSR O +versus O +WSP O +mice O +. O + +In O +microdialysis O +experiments O +, O +the O +lines O +did O +not O +differ O +in O +basal O +release O +of O +ACh B-Chemical +, O +and O +50 O +mM O +KCl B-Chemical +increased O +ACh B-Chemical +output O +in O +both O +lines O +of O +mice O +. O + +However O +, O +the O +increase O +in O +release O +of O +ACh B-Chemical +produced O +by O +the O +first O +application O +of O +KCl B-Chemical +was O +2 O +- O +fold O +higher O +in O +WSP O +versus O +WSR O +mice O +. O + +When O +hippocampal O +ACh B-Chemical +was O +measured O +during O +testing O +for O +handling O +- O +induced O +convulsions B-Disease +, O +extracellular O +ACh B-Chemical +was O +significantly O +elevated O +( O +192 O +% O +) O +in O +WSP O +mice O +, O +but O +was O +nonsignificantly O +elevated O +( O +59 O +% O +) O +in O +WSR O +mice O +. O + +CONCLUSIONS O +: O +These O +results O +suggest O +that O +differences O +in O +cholinergic O +activity O +and O +postsynaptic O +sensitivity O +to O +cholinergic O +convulsants B-Disease +may O +be O +associated O +with O +ethanol B-Chemical +withdrawal O +severity O +and O +implicate O +cholinergic O +mechanisms O +in O +alcohol B-Chemical +withdrawal O +. O + +Specifically O +, O +WSP O +mice O +may O +have O +lower O +sensitivity O +to O +cholinergic O +convulsants B-Disease +compared O +with O +WSR O +because O +of O +postsynaptic O +receptor O +desensitization O +brought O +on O +by O +higher O +activity O +of O +cholinergic O +neurons O +. O + +Capsaicin B-Chemical +- O +induced O +muscle B-Disease +pain I-Disease +alters O +the O +excitability O +of O +the O +human O +jaw O +- O +stretch O +reflex O +. O + +The O +pathophysiology O +of O +painful O +temporomandibular B-Disease +disorders I-Disease +is O +not O +fully O +understood O +, O +but O +evidence O +suggests O +that O +muscle B-Disease +pain I-Disease +modulates O +motor O +function O +in O +characteristic O +ways O +. O + +This O +study O +tested O +the O +hypothesis O +that O +activation O +of O +nociceptive B-Disease +muscle I-Disease +afferent O +fibers O +would O +be O +linked O +to O +an O +increased O +excitability O +of O +the O +human O +jaw O +- O +stretch O +reflex O +and O +whether O +this O +process O +would O +be O +sensitive O +to O +length O +and O +velocity O +of O +the O +stretch O +. O + +Capsaicin B-Chemical +( O +10 O +micro O +g O +) O +was O +injected O +into O +the O +masseter O +muscle O +to O +induce O +pain B-Disease +in O +11 O +healthy O +volunteers O +. O + +Short O +- O +latency O +reflex O +responses O +were O +evoked O +in O +the O +masseter O +and O +temporalis O +muscles O +by O +a O +stretch O +device O +with O +different O +velocities O +and O +displacements O +before O +, O +during O +, O +and O +after O +the O +pain B-Disease +. O + +The O +normalized O +reflex O +amplitude O +increased O +with O +an O +increase O +in O +velocity O +at O +a O +given O +displacement O +, O +but O +remained O +constant O +with O +different O +displacements O +at O +a O +given O +velocity O +. O + +The O +normalized O +reflex O +amplitude O +was O +significantly O +higher O +during O +pain B-Disease +, O +but O +only O +at O +faster O +stretches O +in O +the O +painful B-Disease +muscle I-Disease +. O + +Increased O +sensitivity O +of O +the O +fusimotor O +system O +during O +acute O +muscle B-Disease +pain I-Disease +could O +be O +one O +likely O +mechanism O +to O +explain O +the O +findings O +. O + +Effects O +of O +5 O +- O +HT1B O +receptor O +ligands O +microinjected O +into O +the O +accumbal O +shell O +or O +core O +on O +the O +cocaine B-Chemical +- O +induced O +locomotor B-Disease +hyperactivity I-Disease +in O +rats O +. O + +The O +present O +study O +was O +designed O +to O +examine O +the O +effect O +of O +5 O +- O +HT1B O +receptor O +ligands O +microinjected O +into O +the O +subregions O +of O +the O +nucleus O +accumbens O +( O +the O +shell O +and O +the O +core O +) O +on O +the O +locomotor B-Disease +hyperactivity I-Disease +induced O +by O +cocaine B-Chemical +in O +rats O +. O + +Male O +Wistar O +rats O +were O +implanted O +bilaterally O +with O +cannulae O +into O +the O +accumbens O +shell O +or O +core O +, O +and O +then O +were O +locally O +injected O +with O +GR B-Chemical +55562 I-Chemical +( O +an O +antagonist O +of O +5 O +- O +HT1B O +receptors O +) O +or O +CP B-Chemical +93129 I-Chemical +( O +an O +agonist O +of O +5 O +- O +HT1B O +receptors O +) O +. O + +Given O +alone O +to O +any O +accumbal O +subregion O +, O +GR B-Chemical +55562 I-Chemical +( O +0 O +. O +1 O +- O +10 O +microg O +/ O +side O +) O +or O +CP B-Chemical +93129 I-Chemical +( O +0 O +. O +1 O +- O +10 O +microg O +/ O +side O +) O +did O +not O +change O +basal O +locomotor O +activity O +. O + +Systemic O +cocaine B-Chemical +( O +10 O +mg O +/ O +kg O +) O +significantly O +increased O +the O +locomotor O +activity O +of O +rats O +. O + +GR B-Chemical +55562 I-Chemical +( O +0 O +. O +1 O +- O +10 O +microg O +/ O +side O +) O +, O +administered O +intra O +- O +accumbens O +shell O +prior O +to O +cocaine B-Chemical +, O +dose O +- O +dependently O +attenuated O +the O +psychostimulant O +- O +induced O +locomotor B-Disease +hyperactivity I-Disease +. O + +Such O +attenuation O +was O +not O +found O +in O +animals O +which O +had O +been O +injected O +with O +GR B-Chemical +55562 I-Chemical +into O +the O +accumbens O +core O +. O + +When O +injected O +into O +the O +accumbens O +shell O +( O +but O +not O +the O +core O +) O +before O +cocaine B-Chemical +, O +CP B-Chemical +93129 I-Chemical +( O +0 O +. O +1 O +- O +10 O +microg O +/ O +side O +) O +enhanced O +the O +locomotor O +response O +to O +cocaine B-Chemical +; O +the O +maximum O +effect O +being O +observed O +after O +10 O +microg O +/ O +side O +of O +the O +agonist O +. O + +The O +later O +enhancement O +was O +attenuated O +after O +intra O +- O +accumbens O +shell O +treatment O +with O +GR B-Chemical +55562 I-Chemical +( O +1 O +microg O +/ O +side O +) O +. O + +Our O +findings O +indicate O +that O +cocaine B-Chemical +induced O +hyperlocomotion B-Disease +is O +modified O +by O +5 O +- O +HT1B O +receptor O +ligands O +microinjected O +into O +the O +accumbens O +shell O +, O +but O +not O +core O +, O +this O +modification O +consisting O +in O +inhibitory O +and O +facilitatory O +effects O +of O +the O +5 O +- O +HT1B O +receptor O +antagonist O +( O +GR B-Chemical +55562 I-Chemical +) O +and O +agonist O +( O +CP B-Chemical +93129 I-Chemical +) O +, O +respectively O +. O + +In O +other O +words O +, O +the O +present O +results O +suggest O +that O +the O +accumbal O +shell O +5 O +- O +HT1B O +receptors O +play O +a O +permissive O +role O +in O +the O +behavioural O +response O +to O +the O +psychostimulant O +. O + +Cocaine B-Chemical +related O +chest B-Disease +pain I-Disease +: O +are O +we O +seeing O +the O +tip O +of O +an O +iceberg O +? O + +The O +recreational O +use O +of O +cocaine B-Chemical +is O +on O +the O +increase O +. O + +The O +emergency O +nurse O +ought O +to O +be O +familiar O +with O +some O +of O +the O +cardiovascular O +consequences O +of O +cocaine B-Chemical +use O +. O + +In O +particular O +, O +the O +tendency O +of O +cocaine B-Chemical +to O +produce O +chest B-Disease +pain I-Disease +ought O +to O +be O +in O +the O +mind O +of O +the O +emergency O +nurse O +when O +faced O +with O +a O +young O +victim O +of O +chest B-Disease +pain I-Disease +who O +is O +otherwise O +at O +low O +risk O +. O + +The O +mechanism O +of O +chest B-Disease +pain I-Disease +related O +to O +cocaine B-Chemical +use O +is O +discussed O +and O +treatment O +dilemmas O +are O +discussed O +. O + +Finally O +, O +moral O +issues O +relating O +to O +the O +testing O +of O +potential O +cocaine B-Chemical +users O +will O +be O +addressed O +. O + +Crossover O +comparison O +of O +efficacy O +and O +preference O +for O +rizatriptan B-Chemical +10 O +mg O +versus O +ergotamine B-Chemical +/ O +caffeine B-Chemical +in O +migraine B-Disease +. O + +Rizatriptan B-Chemical +is O +a O +selective O +5 B-Chemical +- I-Chemical +HT I-Chemical +( O +1B O +/ O +1D O +) O +receptor O +agonist O +with O +rapid O +oral O +absorption O +and O +early O +onset O +of O +action O +in O +the O +acute O +treatment O +of O +migraine B-Disease +. O + +This O +randomized O +double O +- O +blind O +crossover O +outpatient O +study O +assessed O +the O +preference O +for O +1 O +rizatriptan B-Chemical +10 O +mg O +tablet O +to O +2 O +ergotamine B-Chemical +1 O +mg O +/ O +caffeine B-Chemical +100 O +mg O +tablets O +in O +439 O +patients O +treating O +a O +single O +migraine B-Disease +attack O +with O +each O +therapy O +. O + +Of O +patients O +expressing O +a O +preference O +( O +89 O +. O +1 O +% O +) O +, O +more O +than O +twice O +as O +many O +preferred O +rizatriptan B-Chemical +to O +ergotamine B-Chemical +/ O +caffeine B-Chemical +( O +69 O +. O +9 O +vs O +. O +30 O +. O +1 O +% O +, O +p O +< O +or O += O +0 O +. O +001 O +) O +. O + +Faster O +relief O +of O +headache B-Disease +was O +the O +most O +important O +reason O +for O +preference O +, O +cited O +by O +67 O +. O +3 O +% O +of O +patients O +preferring O +rizatriptan B-Chemical +and O +54 O +. O +2 O +% O +of O +patients O +who O +preferred O +ergotamine B-Chemical +/ O +caffeine B-Chemical +. O + +The O +co O +- O +primary O +endpoint O +of O +being O +pain B-Disease +free O +at O +2 O +h O +was O +also O +in O +favor O +of O +rizatriptan B-Chemical +. O + +Forty O +- O +nine O +percent O +of O +patients O +were O +pain B-Disease +free O +2 O +h O +after O +rizatriptan B-Chemical +, O +compared O +with O +24 O +. O +3 O +% O +treated O +with O +ergotamine B-Chemical +/ O +caffeine B-Chemical +( O +p O +< O +or O += O +0 O +. O +001 O +) O +, O +rizatriptan B-Chemical +being O +superior O +within O +1 O +h O +of O +treatment O +. O + +Headache B-Disease +relief O +at O +2 O +h O +was O +75 O +. O +9 O +% O +for O +rizatriptan B-Chemical +and O +47 O +. O +3 O +% O +for O +ergotamine B-Chemical +/ O +caffeine B-Chemical +( O +p O +< O +or O += O +0 O +. O +001 O +) O +, O +with O +rizatriptan B-Chemical +being O +superior O +to O +ergotamine B-Chemical +/ O +caffeine B-Chemical +within O +30 O +min O +of O +dosing O +. O + +Almost O +36 O +% O +of O +patients O +taking O +rizatriptan B-Chemical +were O +pain B-Disease +free O +at O +2 O +h O +and O +had O +no O +recurrence O +or O +need O +for O +additional O +medication O +within O +24 O +h O +, O +compared O +to O +20 O +% O +of O +patients O +on O +ergotamine B-Chemical +/ O +caffeine B-Chemical +( O +p O +< O +or O += O +0 O +. O +001 O +) O +. O + +Rizatriptan B-Chemical +was O +also O +superior O +to O +ergotamine B-Chemical +/ O +caffeine B-Chemical +in O +the O +proportions O +of O +patients O +with O +no O +nausea B-Disease +, O +vomiting B-Disease +, O +phonophobia B-Disease +or O +photophobia B-Disease +and O +for O +patients O +with O +normal O +function O +2 O +h O +after O +drug O +intake O +( O +p O +< O +or O += O +0 O +. O +001 O +) O +. O + +More O +patients O +were O +( O +completely O +, O +very O +or O +somewhat O +) O +satisfied O +2 O +h O +after O +treatment O +with O +rizatriptan B-Chemical +( O +69 O +. O +8 O +% O +) O +than O +at O +2 O +h O +after O +treatment O +with O +ergotamine B-Chemical +/ O +caffeine B-Chemical +( O +38 O +. O +6 O +% O +, O +p O +< O +or O += O +0 O +. O +001 O +) O +. O + +Recurrence O +rates O +were O +31 O +. O +4 O +% O +with O +rizatriptan B-Chemical +and O +15 O +. O +3 O +% O +with O +ergotamine B-Chemical +/ O +caffeine B-Chemical +. O + +Both O +active O +treatments O +were O +well O +tolerated O +. O + +The O +most O +common O +adverse O +events O +( O +incidence O +> O +or O += O +5 O +% O +in O +one O +group O +) O +after O +rizatriptan B-Chemical +and O +ergotamine B-Chemical +/ O +caffeine B-Chemical +, O +respectively O +, O +were O +dizziness B-Disease +( O +6 O +. O +7 O +and O +5 O +. O +3 O +% O +) O +, O +nausea B-Disease +( O +4 O +. O +2 O +and O +8 O +. O +5 O +% O +) O +and O +somnolence B-Disease +( O +5 O +. O +5 O +and O +2 O +. O +3 O +% O +) O +. O + +Severe O +ocular B-Disease +and I-Disease +orbital I-Disease +toxicity I-Disease +after O +intracarotid O +injection O +of O +carboplatin B-Chemical +for O +recurrent O +glioblastomas B-Disease +. O + +BACKGROUND O +: O +Glioblastoma B-Disease +is O +a O +malignant B-Disease +tumor I-Disease +that O +occurs O +in O +the O +cerebrum O +during O +adulthood O +. O + +With O +current O +treatment O +regimens O +including O +combined O +surgery O +, O +radiation O +and O +chemotherapy O +, O +the O +average O +life O +expectancy O +of O +the O +patients O +is O +limited O +to O +approximately O +1 O +year O +. O + +Therefore O +, O +patients O +with O +glioblastoma B-Disease +sometimes O +have O +intracarotid O +injection O +of O +carcinostatics O +added O +to O +the O +treatment O +regimen O +. O + +Generally O +, O +carboplatin B-Chemical +is O +said O +to O +have O +milder O +side O +effects O +than O +cisplatin B-Chemical +, O +whose O +ocular B-Disease +and I-Disease +orbital I-Disease +toxicity I-Disease +are O +well O +known O +. O + +However O +, O +we O +experienced O +a O +case O +of O +severe O +ocular B-Disease +and I-Disease +orbital I-Disease +toxicity I-Disease +after O +intracarotid O +injection O +of O +carboplatin B-Chemical +, O +which O +is O +infrequently O +reported O +. O + +CASE O +: O +A O +58 O +- O +year O +- O +old O +man O +received O +an O +intracarotid O +injection O +of O +carboplatin B-Chemical +for O +recurrent O +glioblastomas B-Disease +in O +his O +left O +temporal O +lobe O +. O + +He O +complained O +of O +pain B-Disease +and I-Disease +visual I-Disease +disturbance I-Disease +in I-Disease +the I-Disease +ipsilateral I-Disease +eye I-Disease +30 O +h O +after O +the O +injection O +. O + +Various O +ocular O +symptoms O +and O +findings O +caused O +by O +carboplatin B-Chemical +toxicity B-Disease +were O +seen O +. O + +RESULTS O +: O +He O +was O +treated O +with O +intravenous O +administration O +of O +corticosteroids O +and O +glycerin B-Chemical +for O +6 O +days O +after O +the O +injection O +. O + +Although O +the O +intraocular O +pressure O +elevation O +caused O +by O +secondary O +acute O +angle O +- O +closure O +glaucoma B-Disease +decreased O +and O +ocular B-Disease +pain I-Disease +diminished O +, O +inexorable O +papilledema B-Disease +and O +exudative O +retinal B-Disease +detachment I-Disease +continued O +for O +3 O +weeks O +. O + +Finally O +, O +6 O +weeks O +later O +, O +diffuse O +chorioretinal B-Disease +atrophy I-Disease +with O +optic B-Disease +atrophy I-Disease +occurred O +and O +the O +vision O +in O +his O +left O +eye O +was O +lost O +. O + +CONCLUSION O +: O +When O +performing O +intracarotid O +injection O +of O +carboplatin B-Chemical +, O +we O +must O +be O +aware O +of O +its O +potentially O +blinding O +ocular B-Disease +toxicity I-Disease +. O + +It O +is O +recommended O +that O +further O +studies O +and O +investigations O +are O +undertaken O +in O +the O +effort O +to O +minimize O +such O +severe O +side O +effects O +. O + +Visual B-Disease +hallucinations I-Disease +associated O +with O +zonisamide B-Chemical +. O + +Zonisamide B-Chemical +is O +a O +broad O +- O +spectrum O +antiepileptic O +drug O +used O +to O +treat O +various O +types O +of O +seizures B-Disease +. O + +Although O +visual B-Disease +hallucinations I-Disease +have O +not O +been O +reported O +as O +an O +adverse O +effect O +of O +this O +agent O +, O +we O +describe O +three O +patients O +who O +experienced O +complex O +visual B-Disease +hallucinations I-Disease +and O +altered O +mental O +status O +after O +zonisamide B-Chemical +treatment O +was O +begun O +or O +its O +dosage O +increased O +. O + +All O +three O +had O +been O +diagnosed O +earlier O +with O +epilepsy B-Disease +, O +and O +their O +electroencephalogram O +( O +EEG O +) O +findings O +were O +abnormal O +. O + +During O +monitoring O +, O +visual B-Disease +hallucinations I-Disease +did O +not O +correlate O +with O +EEG O +readings O +, O +nor O +did O +video O +recording O +capture O +any O +of O +the O +described O +events O +. O + +None O +of O +the O +patients O +had O +experienced O +visual B-Disease +hallucinations I-Disease +before O +this O +event O +. O + +The O +only O +recent O +change O +in O +their O +treatment O +was O +the O +introduction O +or O +increased O +dosage O +of O +zonisamide B-Chemical +. O + +With O +either O +discontinuation O +or O +decreased O +dosage O +of O +the O +drug O +the O +symptoms O +disappeared O +and O +did O +not O +recur O +. O + +Further O +observations O +and O +reports O +will O +help O +clarify O +this O +adverse O +effect O +. O + +Until O +then O +, O +clinicians O +need O +to O +be O +aware O +of O +this O +possible O +complication O +associated O +with O +zonisamide B-Chemical +. O + +Anti O +- O +epileptic B-Disease +drugs O +- O +induced O +de O +novo O +absence B-Disease +seizures I-Disease +. O + +The O +authors O +present O +three O +patients O +with O +de O +novo O +absence B-Disease +epilepsy I-Disease +after O +administration O +of O +carbamazepine B-Chemical +and O +vigabatrin B-Chemical +. O + +Despite O +the O +underlying O +diseases O +, O +the O +prognosis O +for O +drug O +- O +induced O +de O +novo O +absence B-Disease +seizure I-Disease +is O +good O +because O +it O +subsides O +rapidly O +after O +discontinuing O +the O +use O +of O +the O +offending O +drugs O +. O + +The O +gamma B-Chemical +- I-Chemical +aminobutyric I-Chemical +acid I-Chemical +- O +transmitted O +thalamocortical O +circuitry O +accounts O +for O +a O +major O +part O +of O +the O +underlying O +neurophysiology O +of O +the O +absence B-Disease +epilepsy I-Disease +. O + +Because O +drug O +- O +induced O +de O +novo O +absence B-Disease +seizure I-Disease +is O +rare O +, O +pro O +- O +absence O +drugs O +can O +only O +be O +considered O +a O +promoting O +factor O +. O + +The O +underlying O +epileptogenecity O +of O +the O +patients O +or O +the O +synergistic O +effects O +of O +the O +accompanying O +drugs O +is O +required O +to O +trigger O +the O +de O +novo O +absence B-Disease +seizure I-Disease +. O + +The O +possibility O +of O +drug O +- O +induced O +aggravation O +should O +be O +considered O +whenever O +an O +unexpected O +increase O +in O +seizure B-Disease +frequency O +and O +/ O +or O +new O +seizure B-Disease +types O +appear O +following O +a O +change O +in O +drug O +treatment O +. O + +By O +understanding O +the O +underlying O +mechanism O +of O +absence B-Disease +epilepsy I-Disease +, O +we O +can O +avoid O +the O +inappropriate O +use O +of O +anticonvulsants O +in O +children O +with O +epilepsy B-Disease +and O +prevent O +drug O +- O +induced O +absence B-Disease +seizures I-Disease +. O + +Prenatal O +dexamethasone B-Chemical +programs O +hypertension B-Disease +and O +renal B-Disease +injury I-Disease +in O +the O +rat O +. O + +Dexamethasone O +is O +frequently O +administered O +to O +the O +developing O +fetus O +to O +accelerate O +pulmonary O +development O +. O + +The O +purpose O +of O +the O +present O +study O +was O +to O +determine O +if O +prenatal O +dexamethasone B-Chemical +programmed O +a O +progressive O +increase B-Disease +in I-Disease +blood I-Disease +pressure I-Disease +and O +renal B-Disease +injury I-Disease +in O +rats O +. O + +Pregnant O +rats O +were O +given O +either O +vehicle O +or O +2 O +daily O +intraperitoneal O +injections O +of O +dexamethasone B-Chemical +( O +0 O +. O +2 O +mg O +/ O +kg O +body O +weight O +) O +on O +gestational O +days O +11 O +and O +12 O +, O +13 O +and O +14 O +, O +15 O +and O +16 O +, O +17 O +and O +18 O +, O +or O +19 O +and O +20 O +. O + +Offspring O +of O +rats O +administered O +dexamethasone B-Chemical +on O +days O +15 O +and O +16 O +gestation O +had O +a O +20 O +% O +reduction B-Disease +in I-Disease +glomerular I-Disease +number I-Disease +compared O +with O +control O +at O +6 O +to O +9 O +months O +of O +age O +( O +22 O +527 O ++ O +/ O +- O +509 O +versus O +28 O +050 O ++ O +/ O +- O +561 O +, O +P O +< O +0 O +. O +05 O +) O +, O +which O +was O +comparable O +to O +the O +percent O +reduction O +in O +glomeruli O +measured O +at O +3 O +weeks O +of O +age O +. O + +Six O +- O +to O +9 O +- O +month O +old O +rats O +receiving O +prenatal O +dexamethasone B-Chemical +on O +days O +17 O +and O +18 O +of O +gestation O +had O +a O +17 O +% O +reduction O +in O +glomeruli O +( O +23 O +380 O ++ O +/ O +- O +587 O +) O +compared O +with O +control O +rats O +( O +P O +< O +0 O +. O +05 O +) O +. O + +Male O +rats O +that O +received O +prenatal O +dexamethasone B-Chemical +on O +days O +15 O +and O +16 O +, O +17 O +and O +18 O +, O +and O +13 O +and O +14 O +of O +gestation O +had O +elevated B-Disease +blood I-Disease +pressures I-Disease +at O +6 O +months O +of O +age O +; O +the O +latter O +group O +did O +not O +have O +a O +reduction B-Disease +in I-Disease +glomerular I-Disease +number I-Disease +. O + +Adult O +rats O +given O +dexamethasone B-Chemical +on O +days O +15 O +and O +16 O +of O +gestation O +had O +more O +glomeruli O +with O +glomerulosclerosis B-Disease +than O +control O +rats O +. O + +This O +study O +shows O +that O +prenatal O +dexamethasone B-Chemical +in O +rats O +results O +in O +a O +reduction B-Disease +in I-Disease +glomerular I-Disease +number I-Disease +, O +glomerulosclerosis B-Disease +, O +and O +hypertension B-Disease +when O +administered O +at O +specific O +points O +during O +gestation O +. O + +Hypertension B-Disease +was O +observed O +in O +animals O +that O +had O +a O +reduction O +in O +glomeruli O +as O +well O +as O +in O +a O +group O +that O +did O +not O +have O +a O +reduction B-Disease +in I-Disease +glomerular I-Disease +number I-Disease +, O +suggesting O +that O +a O +reduction B-Disease +in I-Disease +glomerular I-Disease +number I-Disease +is O +not O +the O +sole O +cause O +for O +the O +development O +of O +hypertension B-Disease +. O + +Kidney O +function O +and O +morphology O +after O +short O +- O +term O +combination O +therapy O +with O +cyclosporine B-Chemical +A I-Chemical +, O +tacrolimus B-Chemical +and O +sirolimus B-Chemical +in O +the O +rat O +. O + +BACKGROUND O +: O +Sirolimus B-Chemical +( O +SRL B-Chemical +) O +may O +supplement O +calcineurin O +inhibitors O +in O +clinical O +organ O +transplantation O +. O + +These O +are O +nephrotoxic B-Disease +, O +but O +SRL B-Chemical +seems O +to O +act O +differently O +displaying O +only O +minor O +nephrotoxic B-Disease +effects O +, O +although O +this O +question O +is O +still O +open O +. O + +In O +a O +number O +of O +treatment O +protocols O +where O +SRL B-Chemical +was O +combined O +with O +a O +calcineurin O +inhibitor O +indications O +of O +a O +synergistic O +nephrotoxic B-Disease +effect O +were O +described O +. O + +The O +aim O +of O +this O +study O +was O +to O +examine O +further O +the O +renal O +function O +, O +including O +morphological O +analysis O +of O +the O +kidneys O +of O +male O +Sprague O +- O +Dawley O +rats O +treated O +with O +either O +cyclosporine B-Chemical +A I-Chemical +( O +CsA B-Chemical +) O +, O +tacrolimus B-Chemical +( O +FK506 B-Chemical +) O +or O +SRL B-Chemical +as O +monotherapies O +or O +in O +different O +combinations O +. O + +METHODS O +: O +For O +a O +period O +of O +2 O +weeks O +, O +CsA B-Chemical +15 O +mg O +/ O +kg O +/ O +day O +( O +given O +orally O +) O +, O +FK506 B-Chemical +3 O +. O +0 O +mg O +/ O +kg O +/ O +day O +( O +given O +orally O +) O +or O +SRL B-Chemical +0 O +. O +4 O +mg O +/ O +kg O +/ O +day O +( O +given O +intraperitoneally O +) O +was O +administered O +once O +a O +day O +as O +these O +doses O +have O +earlier O +been O +found O +to O +achieve O +a O +significant O +immunosuppressive O +effect O +in O +Sprague O +- O +Dawley O +rats O +. O + +In O +the O +' O +conscious O +catheterized O +rat O +' O +model O +, O +the O +glomerular O +filtration O +rate O +( O +GFR O +) O +was O +measured O +as O +the O +clearance O +of O +Cr O +( O +EDTA O +) O +. O + +The O +morphological O +analysis O +of O +the O +kidneys O +included O +a O +semi O +- O +quantitative O +scoring O +system O +analysing O +the O +degree O +of O +striped O +fibrosis B-Disease +, O +subcapsular O +fibrosis B-Disease +and O +the O +number O +of O +basophilic O +tubules O +, O +plus O +an O +additional O +stereological O +analysis O +of O +the O +total O +grade O +of O +fibrosis B-Disease +in O +the O +cortex O +stained O +with O +Sirius O +Red O +. O + +RESULTS O +: O +CsA B-Chemical +, O +FK506 B-Chemical +and O +SRL B-Chemical +all O +significantly O +decreased O +the O +GFR O +. O + +A O +further O +deterioration O +was O +seen O +when O +CsA B-Chemical +was O +combined O +with O +either O +FK506 B-Chemical +or O +SRL B-Chemical +, O +whereas O +the O +GFR O +remained O +unchanged O +in O +the O +group O +treated O +with O +FK506 B-Chemical +plus O +SRL B-Chemical +when O +compared O +with O +treatment O +with O +any O +of O +the O +single O +substances O +. O + +The O +morphological O +changes O +presented O +a O +similar O +pattern O +. O + +The O +semi O +- O +quantitative O +scoring O +was O +significantly O +worst O +in O +the O +group O +treated O +with O +CsA B-Chemical +plus O +SRL B-Chemical +( O +P O +< O +0 O +. O +001 O +compared O +with O +controls O +) O +and O +the O +analysis O +of O +the O +total O +grade O +of O +fibrosis B-Disease +also O +showed O +the O +highest O +proportion O +in O +the O +same O +group O +and O +was O +significantly O +different O +from O +controls O +( O +P O +< O +0 O +. O +02 O +) O +. O + +The O +FK506 B-Chemical +plus O +SRL B-Chemical +combination O +showed O +only O +a O +marginally O +higher O +degree O +of O +fibrosis B-Disease +as O +compared O +with O +controls O +( O +P O += O +0 O +. O +05 O +) O +. O + +CONCLUSION O +: O +This O +rat O +study O +demonstrated O +a O +synergistic O +nephrotoxic B-Disease +effect O +of O +CsA B-Chemical +plus O +SRL B-Chemical +, O +whereas O +FK506 B-Chemical +plus O +SRL B-Chemical +was O +better O +tolerated O +. O + +Evaluation O +of O +cardiac O +troponin O +I O +and O +T O +levels O +as O +markers O +of O +myocardial B-Disease +damage I-Disease +in O +doxorubicin B-Chemical +- O +induced O +cardiomyopathy B-Disease +rats O +, O +and O +their O +relationship O +with O +echocardiographic O +and O +histological O +findings O +. O + +BACKGROUND O +: O +Cardiac O +troponins O +I O +( O +cTnI O +) O +and O +T O +( O +cTnT O +) O +have O +been O +shown O +to O +be O +highly O +sensitive O +and O +specific O +markers O +of O +myocardial B-Disease +cell I-Disease +injury I-Disease +. O + +We O +investigated O +the O +diagnostic O +value O +of O +cTnI O +and O +cTnT O +for O +the O +diagnosis O +of O +myocardial B-Disease +damage I-Disease +in O +a O +rat O +model O +of O +doxorubicin B-Chemical +( O +DOX B-Chemical +) O +- O +induced O +cardiomyopathy B-Disease +, O +and O +we O +examined O +the O +relationship O +between O +serial O +cTnI O +and O +cTnT O +with O +the O +development O +of O +cardiac B-Disease +disorders I-Disease +monitored O +by O +echocardiography O +and O +histological O +examinations O +in O +this O +model O +. O + +METHODS O +: O +Thirty O +- O +five O +Wistar O +rats O +were O +given O +1 O +. O +5 O +mg O +/ O +kg O +DOX B-Chemical +, O +i O +. O +v O +. O +, O +weekly O +for O +up O +to O +8 O +weeks O +for O +a O +total O +cumulative O +dose O +of O +12 O +mg O +/ O +kg O +BW O +. O + +Ten O +rats O +received O +saline O +as O +a O +control O +group O +. O + +cTnI O +was O +measured O +with O +Access O +( O +R O +) O +( O +ng O +/ O +ml O +) O +and O +a O +research O +immunoassay O +( O +pg O +/ O +ml O +) O +, O +and O +compared O +with O +cTnT O +, O +CK O +- O +MB O +mass O +and O +CK O +. O + +By O +using O +transthoracic O +echocardiography O +, O +anterior O +and O +posterior O +wall O +thickness O +, O +LV O +diameters O +and O +LV O +fractional O +shortening O +( O +FS O +) O +were O +measured O +in O +all O +rats O +before O +DOX B-Chemical +or O +saline O +, O +and O +at O +weeks O +6 O +and O +9 O +after O +treatment O +in O +all O +surviving O +rats O +. O + +Histology O +was O +performed O +in O +DOX B-Chemical +- O +rats O +at O +6 O +and O +9 O +weeks O +after O +the O +last O +DOX B-Chemical +dose O +and O +in O +all O +controls O +. O + +RESULTS O +: O +Eighteen O +of O +the O +DOX B-Chemical +rats O +died O +prematurely O +of O +general O +toxicity B-Disease +during O +the O +9 O +- O +week O +period O +. O + +End O +- O +diastolic O +( O +ED O +) O +and O +end O +- O +systolic O +( O +ES O +) O +LV O +diameters O +/ O +BW O +significantly O +increased O +, O +whereas O +LV O +FS O +was O +decreased O +after O +9 O +weeks O +in O +the O +DOX B-Chemical +group O +( O +p O +< O +0 O +. O +001 O +) O +. O + +These O +parameters O +remained O +unchanged O +in O +controls O +. O + +Histological O +evaluation O +of O +hearts O +from O +all O +rats O +given O +DOX B-Chemical +revealed O +significant O +slight O +degrees O +of O +perivascular O +and O +interstitial O +fibrosis B-Disease +. O + +In O +7 O +of O +the O +18 O +rats O +, O +degeneration O +and O +myocyte O +vacuolisation O +were O +found O +. O + +Only O +five O +of O +the O +controls O +exhibited O +evidence O +of O +very O +slight O +perivascular O +fibrosis B-Disease +. O + +A O +significant O +rise O +in O +cTnT O +was O +found O +in O +DOX B-Chemical +rats O +after O +cumulative O +doses O +of O +7 O +. O +5 O +and O +12 O +mg O +/ O +kg O +in O +comparison O +with O +baseline O +( O +p O +< O +0 O +. O +05 O +) O +. O + +cTnT O +found O +in O +rats O +after O +12 O +mg O +/ O +kg O +were O +significantly O +greater O +than O +that O +found O +after O +7 O +. O +5 O +mg O +/ O +kg O +DOX B-Chemical +. O + +Maximal O +cTnI O +( O +pg O +/ O +ml O +) O +and O +cTnT O +levels O +were O +significantly O +increased O +in O +DOX B-Chemical +rats O +compared O +with O +controls O +( O +p O += O +0 O +. O +006 O +, O +0 O +. O +007 O +) O +. O + +cTnI O +( O +ng O +/ O +ml O +) O +, O +CK O +- O +MB O +mass O +and O +CK O +remained O +unchanged O +in O +DOX B-Chemical +rats O +compared O +with O +controls O +. O + +All O +markers O +remained O +stable O +in O +controls O +. O + +Analysis O +of O +data O +revealed O +a O +significant O +correlation O +between O +maximal O +cTnT O +and O +ED O +and O +ES O +LV O +diameters O +/ O +BW O +( O +r O += O +0 O +. O +81 O +and O +0 O +. O +65 O +; O +p O +< O +0 O +. O +0001 O +) O +. O + +A O +significant O +relationship O +was O +observed O +between O +maximal O +cTnT O +and O +the O +extent O +of O +myocardial O +morphological O +changes O +, O +and O +between O +LV O +diameters O +/ O +BW O +and O +histological O +findings O +. O + +CONCLUSIONS O +: O +Among O +markers O +of O +ischemic B-Disease +injury I-Disease +after O +DOX B-Chemical +in O +rats O +, O +cTnT O +showed O +the O +greatest O +ability O +to O +detect O +myocardial B-Disease +damage I-Disease +assessed O +by O +echocardiographic O +detection O +and O +histological O +changes O +. O + +Although O +there O +was O +a O +discrepancy O +between O +the O +amount O +of O +cTnI O +and O +cTnT O +after O +DOX B-Chemical +, O +probably O +due O +to O +heterogeneity O +in O +cross O +- O +reactivities O +of O +mAbs O +to O +various O +cTnI O +and O +cTnT O +forms O +, O +it O +is O +likely O +that O +cTnT O +in O +rats O +after O +DOX B-Chemical +indicates O +cell O +damage O +determined O +by O +the O +magnitude O +of O +injury O +induced O +and O +that O +cTnT O +should O +be O +a O +useful O +marker O +for O +the O +prediction O +of O +experimentally O +induced O +cardiotoxicity B-Disease +and O +possibly O +for O +cardioprotective O +experiments O +. O + +Octreotide B-Chemical +- O +induced O +hypoxemia B-Disease +and O +pulmonary B-Disease +hypertension I-Disease +in O +premature O +neonates O +. O + +The O +authors O +report O +2 O +cases O +of O +premature O +neonates O +who O +had O +enterocutaneous O +fistula B-Disease +complicating O +necrotizing B-Disease +enterocolitis I-Disease +. O + +Pulmonary B-Disease +hypertension I-Disease +developed O +after O +administration O +of O +a O +somatostatin O +analogue O +, O +octreotide B-Chemical +, O +to O +enhance O +resolution O +of O +the O +fistula B-Disease +. O + +The O +authors O +discuss O +the O +mechanism O +of O +the O +occurrence O +of O +this O +complication O +and O +recommend O +caution O +of O +its O +use O +in O +high O +- O +risk O +premature O +neonates O +. O + +The O +risk O +of O +venous B-Disease +thromboembolism I-Disease +in O +women O +prescribed O +cyproterone B-Chemical +acetate I-Chemical +in O +combination O +with O +ethinyl B-Chemical +estradiol I-Chemical +: O +a O +nested O +cohort O +analysis O +and O +case O +- O +control O +study O +. O + +BACKGROUND O +: O +Cyproterone B-Chemical +acetate I-Chemical +combined O +with O +ethinyl B-Chemical +estradiol I-Chemical +( O +CPA B-Chemical +/ O +EE B-Chemical +) O +is O +licensed O +in O +the O +UK O +for O +the O +treatment O +of O +women O +with O +acne B-Disease +and O +hirsutism B-Disease +and O +is O +also O +a O +treatment O +option O +for O +polycystic B-Disease +ovary I-Disease +syndrome I-Disease +( O +PCOS B-Disease +) O +. O + +Previous O +studies O +have O +demonstrated O +an O +increased O +risk O +of O +venous B-Disease +thromboembolism I-Disease +( O +VTE B-Disease +) O +associated O +with O +CPA B-Chemical +/ O +EE B-Chemical +compared O +with O +conventional O +combined O +oral B-Chemical +contraceptives I-Chemical +( O +COCs O +) O +. O + +We O +believe O +the O +results O +of O +those O +studies O +may O +have O +been O +affected O +by O +residual O +confounding O +. O + +METHODS O +: O +Using O +the O +General O +Practice O +Research O +Database O +we O +conducted O +a O +cohort O +analysis O +and O +case O +- O +control O +study O +nested O +within O +a O +population O +of O +women O +aged O +between O +15 O +and O +39 O +years O +with O +acne B-Disease +, O +hirsutism B-Disease +or O +PCOS B-Disease +to O +estimate O +the O +risk O +of O +VTE B-Disease +associated O +with O +CPA B-Chemical +/ O +EE B-Chemical +. O + +RESULTS O +: O +The O +age O +- O +adjusted O +incidence O +rate O +ratio O +for O +CPA B-Chemical +/ O +EE B-Chemical +versus O +conventional O +COCs O +was O +2 O +. O +20 O +[ O +95 O +% O +confidence O +interval O +( O +CI O +) O +1 O +. O +35 O +- O +3 O +. O +58 O +] O +. O + +Using O +as O +the O +reference O +group O +women O +who O +were O +not O +using O +oral O +contraception O +, O +had O +no O +recent O +pregnancy O +or O +menopausal O +symptoms O +, O +the O +case O +- O +control O +analysis O +gave O +an O +adjusted O +odds O +ratio O +( O +OR O +( O +adj O +) O +) O +of O +7 O +. O +44 O +( O +95 O +% O +CI O +3 O +. O +67 O +- O +15 O +. O +08 O +) O +for O +CPA B-Chemical +/ O +EE B-Chemical +use O +compared O +with O +an O +OR O +( O +adj O +) O +of O +2 O +. O +58 O +( O +95 O +% O +CI O +1 O +. O +60 O +- O +4 O +. O +18 O +) O +for O +use O +of O +conventional O +COCs O +. O + +CONCLUSIONS O +: O +We O +have O +demonstrated O +an O +increased O +risk O +of O +VTE B-Disease +associated O +with O +the O +use O +of O +CPA B-Chemical +/ O +EE B-Chemical +in O +women O +with O +acne B-Disease +, O +hirsutism B-Disease +or O +PCOS B-Disease +although O +residual O +confounding O +by O +indication O +cannot O +be O +excluded O +. O + +The O +effect O +of O +treatment O +with O +gum B-Chemical +Arabic I-Chemical +on O +gentamicin B-Chemical +nephrotoxicity B-Disease +in O +rats O +: O +a O +preliminary O +study O +. O + +In O +the O +present O +work O +we O +assessed O +the O +effect O +of O +treatment O +of O +rats O +with O +gum B-Chemical +Arabic I-Chemical +on O +acute B-Disease +renal I-Disease +failure I-Disease +induced O +by O +gentamicin B-Chemical +( O +GM B-Chemical +) O +nephrotoxicity B-Disease +. O + +Rats O +were O +treated O +with O +the O +vehicle O +( O +2 O +mL O +/ O +kg O +of O +distilled O +water O +and O +5 O +% O +w O +/ O +v O +cellulose O +, O +10 O +days O +) O +, O +gum B-Chemical +Arabic I-Chemical +( O +2 O +mL O +/ O +kg O +of O +a O +10 O +% O +w O +/ O +v O +aqueous O +suspension O +of O +gum B-Chemical +Arabic I-Chemical +powder O +, O +orally O +for O +10 O +days O +) O +, O +or O +gum B-Chemical +Arabic I-Chemical +concomitantly O +with O +GM B-Chemical +( O +80mg O +/ O +kg O +/ O +day O +intramuscularly O +, O +during O +the O +last O +six O +days O +of O +the O +treatment O +period O +) O +. O + +Nephrotoxicity B-Disease +was O +assessed O +by O +measuring O +the O +concentrations O +of O +creatinine B-Chemical +and O +urea B-Chemical +in O +the O +plasma O +and O +reduced O +glutathione B-Chemical +( O +GSH B-Chemical +) O +in O +the O +kidney O +cortex O +, O +and O +by O +light O +microscopic O +examination O +of O +kidney O +sections O +. O + +The O +results O +indicated O +that O +concomitant O +treatment O +with O +gum B-Chemical +Arabic I-Chemical +and O +GM B-Chemical +significantly O +increased O +creatinine B-Chemical +and O +urea B-Chemical +by O +about O +183 O +and O +239 O +% O +, O +respectively O +( O +compared O +to O +432 O +and O +346 O +% O +, O +respectively O +, O +in O +rats O +treated O +with O +cellulose O +and O +GM B-Chemical +) O +, O +and O +decreased O +that O +of O +cortical O +GSH B-Chemical +by O +21 O +% O +( O +compared O +to O +27 O +% O +in O +the O +cellulose O +plus O +GM B-Chemical +group O +) O +The O +GM B-Chemical +- O +induced O +proximal O +tubular B-Disease +necrosis I-Disease +appeared O +to O +be O +slightly O +less O +severe O +in O +rats O +given O +GM B-Chemical +together O +with O +gum B-Chemical +Arabic I-Chemical +than O +in O +those O +given O +GM B-Chemical +and O +cellulose O +. O + +It O +could O +be O +inferred O +that O +gum B-Chemical +Arabic I-Chemical +treatment O +has O +induced O +a O +modest O +amelioration O +of O +some O +of O +the O +histological O +and O +biochemical O +indices O +of O +GM B-Chemical +nephrotoxicity B-Disease +. O + +Further O +work O +is O +warranted O +on O +the O +effect O +of O +the O +treatments O +on O +renal O +functional O +aspects O +in O +models O +of O +chronic B-Disease +renal I-Disease +failure I-Disease +, O +and O +on O +the O +mechanism O +( O +s O +) O +involved O +. O + +Increased O +frequency O +of O +venous B-Disease +thromboembolism I-Disease +with O +the O +combination O +of O +docetaxel B-Chemical +and O +thalidomide B-Chemical +in O +patients O +with O +metastatic O +androgen O +- O +independent O +prostate B-Disease +cancer I-Disease +. O + +STUDY O +OBJECTIVE O +: O +To O +evaluate O +the O +frequency O +of O +venous B-Disease +thromboembolism I-Disease +( O +VTE B-Disease +) O +in O +patients O +with O +advanced O +androgen O +- O +independent O +prostate B-Disease +cancer I-Disease +who O +were O +treated O +with O +docetaxel B-Chemical +alone O +or O +in O +combination O +with O +thalidomide B-Chemical +. O + +DESIGN O +: O +Retrospective O +analysis O +of O +a O +randomized O +phase O +II O +trial O +. O + +SETTING O +: O +National O +Institutes O +of O +Health O +clinical O +research O +center O +. O + +PATIENTS O +: O +Seventy O +men O +, O +aged O +50 O +- O +80 O +years O +, O +with O +advanced O +androgen O +- O +independent O +prostate B-Disease +cancer I-Disease +. O + +INTERVENTION O +: O +Each O +patient O +received O +either O +intravenous O +docetaxel B-Chemical +30 O +mg O +/ O +m2 O +/ O +week O +for O +3 O +consecutive O +weeks O +, O +followed O +by O +1 O +week O +off O +, O +or O +the O +combination O +of O +continuous O +oral O +thalidomide B-Chemical +200 O +mg O +every O +evening O +plus O +the O +same O +docetaxel B-Chemical +regimen O +. O + +This O +4 O +- O +week O +cycle O +was O +repeated O +until O +there O +was O +evidence O +of O +excessive O +toxicity B-Disease +or O +disease O +progression O +. O + +MEASUREMENTS O +AND O +MAIN O +RESULTS O +: O +None O +of O +23 O +patients O +who O +received O +docetaxel B-Chemical +alone O +developed O +VTE B-Disease +, O +whereas O +9 O +of O +47 O +patients O +( O +19 O +% O +) O +who O +received O +docetaxel B-Chemical +plus O +thalidomide B-Chemical +developed O +VTE B-Disease +( O +p O += O +0 O +. O +025 O +) O +. O + +CONCLUSION O +: O +The O +addition O +of O +thalidomide B-Chemical +to O +docetaxel B-Chemical +in O +the O +treatment O +of O +prostate B-Disease +cancer I-Disease +significantly O +increases O +the O +frequency O +of O +VTE B-Disease +. O + +Clinicians O +should O +be O +aware O +of O +this O +potential O +complication O +when O +adding O +thalidomide B-Chemical +to O +chemotherapeutic O +regimens O +. O + +Ticlopidine B-Chemical +- O +induced O +cholestatic B-Disease +hepatitis I-Disease +. O + +OBJECTIVE O +: O +To O +report O +2 O +cases O +of O +ticlopidine B-Chemical +- O +induced O +cholestatic B-Disease +hepatitis I-Disease +, O +investigate O +its O +mechanism O +, O +and O +compare O +the O +observed O +main O +characteristics O +with O +those O +of O +the O +published O +cases O +. O + +CASE O +SUMMARIES O +: O +Two O +patients O +developed O +prolonged O +cholestatic B-Disease +hepatitis I-Disease +after O +receiving O +ticlopidine B-Chemical +following O +percutaneous O +coronary O +angioplasty O +, O +with O +complete O +remission O +during O +the O +follow O +- O +up O +period O +. O + +T O +- O +cell O +stimulation O +by O +therapeutic O +concentration O +of O +ticlopidine B-Chemical +was O +demonstrated O +in O +vitro O +in O +the O +patients O +, O +but O +not O +in O +healthy O +controls O +. O + +DISCUSSION O +: O +Cholestatic B-Disease +hepatitis I-Disease +is O +a O +rare O +complication O +of O +the O +antiplatelet O +agent O +ticlopidine B-Chemical +; O +several O +cases O +have O +been O +reported O +but O +few O +in O +the O +English O +literature O +. O + +Our O +patients O +developed O +jaundice B-Disease +following O +treatment O +with O +ticlopidine B-Chemical +and O +showed O +the O +clinical O +and O +laboratory O +characteristics O +of O +cholestatic B-Disease +hepatitis I-Disease +, O +which O +resolved O +after O +discontinuation O +of O +the O +drug O +. O + +Hepatitis B-Disease +may O +develop O +weeks O +after O +discontinuation O +of O +the O +drug O +and O +may O +run O +a O +prolonged O +course O +, O +but O +complete O +remission O +was O +observed O +in O +all O +reported O +cases O +. O + +An O +objective O +causality O +assessment O +revealed O +that O +the O +adverse O +drug O +event O +was O +probably O +related O +to O +the O +use O +of O +ticlopidine B-Chemical +. O + +The O +mechanisms O +of O +this O +ticlopidine B-Chemical +- O +induced O +cholestasis B-Disease +are O +unclear O +. O + +Immune O +mechanisms O +may O +be O +involved O +in O +the O +drug O +' O +s O +hepatotoxicity B-Disease +, O +as O +suggested O +by O +the O +T O +- O +cell O +stimulation O +study O +reported O +here O +. O + +CONCLUSIONS O +: O +Cholestatic B-Disease +hepatitis I-Disease +is O +a O +rare O +adverse O +effect O +of O +ticlopidine B-Chemical +that O +may O +be O +immune O +mediated O +. O + +Patients O +receiving O +the O +drug O +should O +be O +monitored O +with O +liver O +function O +tests O +along O +with O +complete O +blood O +cell O +counts O +. O + +This O +complication O +will O +be O +observed O +even O +less O +often O +in O +the O +future O +as O +ticlopidine B-Chemical +is O +being O +replaced O +by O +the O +newer O +antiplatelet O +agent O +clopidogrel B-Chemical +. O + +Epithelial O +sodium B-Chemical +channel O +( O +ENaC O +) O +subunit O +mRNA O +and O +protein O +expression O +in O +rats O +with O +puromycin B-Chemical +aminonucleoside I-Chemical +- O +induced O +nephrotic B-Disease +syndrome I-Disease +. O + +In O +experimental O +nephrotic B-Disease +syndrome I-Disease +, O +urinary O +sodium B-Chemical +excretion O +is O +decreased O +during O +the O +early O +phase O +of O +the O +disease O +. O + +The O +molecular O +mechanism O +( O +s O +) O +leading O +to O +salt O +retention O +has O +not O +been O +completely O +elucidated O +. O + +The O +rate O +- O +limiting O +constituent O +of O +collecting O +duct O +sodium B-Chemical +transport O +is O +the O +epithelial O +sodium B-Chemical +channel O +( O +ENaC O +) O +. O + +We O +examined O +the O +abundance O +of O +ENaC O +subunit O +mRNAs O +and O +proteins O +in O +puromycin B-Chemical +aminonucleoside I-Chemical +( O +PAN B-Chemical +) O +- O +induced O +nephrotic B-Disease +syndrome I-Disease +. O + +The O +time O +courses O +of O +urinary O +sodium B-Chemical +excretion O +, O +plasma O +aldosterone B-Chemical +concentration O +and O +proteinuria B-Disease +were O +studied O +in O +male O +Sprague O +- O +Dawley O +rats O +treated O +with O +a O +single O +dose O +of O +either O +PAN B-Chemical +or O +vehicle O +. O + +The O +relative O +amounts O +of O +alphaENaC O +, O +betaENaC O +and O +gammaENaC O +mRNAs O +were O +determined O +in O +kidneys O +from O +these O +rats O +by O +real O +- O +time O +quantitative O +TaqMan O +PCR O +, O +and O +the O +amounts O +of O +proteins O +by O +Western O +blot O +. O + +The O +kinetics O +of O +urinary O +sodium B-Chemical +excretion O +and O +the O +appearance O +of O +proteinuria B-Disease +were O +comparable O +with O +those O +reported O +previously O +. O + +Sodium B-Chemical +retention O +occurred O +on O +days O +2 O +, O +3 O +and O +6 O +after O +PAN B-Chemical +injection O +. O + +A O +significant O +up O +- O +regulation O +of O +alphaENaC O +and O +betaENaC O +mRNA O +abundance O +on O +days O +1 O +and O +2 O +preceded O +sodium B-Chemical +retention O +on O +days O +2 O +and O +3 O +. O + +Conversely O +, O +down O +- O +regulation O +of O +alphaENaC O +, O +betaENaC O +and O +gammaENaC O +mRNA O +expression O +on O +day O +3 O +occurred O +in O +the O +presence O +of O +high O +aldosterone B-Chemical +concentrations O +, O +and O +was O +followed O +by O +a O +return O +of O +sodium B-Chemical +excretion O +to O +control O +values O +. O + +The O +amounts O +of O +alphaENaC O +, O +betaENaC O +and O +gammaENaC O +proteins O +were O +not O +increased O +during O +PAN B-Chemical +- O +induced O +sodium B-Chemical +retention O +. O + +In O +conclusion O +, O +ENaC O +mRNA O +expression O +, O +especially O +alphaENaC O +, O +is O +increased O +in O +the O +very O +early O +phase O +of O +the O +experimental O +model O +of O +PAN B-Chemical +- O +induced O +nephrotic B-Disease +syndrome I-Disease +in O +rats O +, O +but O +appears O +to O +escape O +from O +the O +regulation O +by O +aldosterone B-Chemical +after O +day O +3 O +. O + +Sub O +- O +chronic O +low O +dose O +gamma B-Chemical +- I-Chemical +vinyl I-Chemical +GABA I-Chemical +( O +vigabatrin B-Chemical +) O +inhibits O +cocaine B-Chemical +- O +induced O +increases O +in O +nucleus O +accumbens O +dopamine B-Chemical +. O + +RATIONALE O +: O +gamma B-Chemical +- I-Chemical +Vinyl I-Chemical +GABA I-Chemical +( O +GVG B-Chemical +) O +irreversibly O +inhibits O +GABA B-Chemical +- O +transaminase O +. O + +This O +non O +- O +receptor O +mediated O +inhibition O +requires O +de O +novo O +synthesis O +for O +restoration O +of O +functional O +GABA B-Chemical +catabolism O +. O + +OBJECTIVES O +: O +Given O +its O +preclinical O +success O +for O +treating O +substance B-Disease +abuse I-Disease +and O +the O +increased O +risk O +of O +visual B-Disease +field I-Disease +defects I-Disease +( O +VFD B-Disease +) O +associated O +with O +cumulative O +lifetime O +exposure O +, O +we O +explored O +the O +effects O +of O +sub O +- O +chronic O +low O +dose O +GVG B-Chemical +on O +cocaine B-Chemical +- O +induced O +increases O +in O +nucleus O +accumbens O +( O +NAcc O +) O +dopamine B-Chemical +( O +DA B-Chemical +) O +. O + +METHODS O +: O +Using O +in O +vivo O +microdialysis O +, O +we O +compared O +acute O +exposure O +( O +450 O +mg O +/ O +kg O +) O +to O +an O +identical O +sub O +- O +chronic O +exposure O +( O +150 O +mg O +/ O +kg O +per O +day O +for O +3 O +days O +) O +, O +followed O +by O +1 O +- O +or O +3 O +- O +day O +washout O +. O + +Finally O +, O +we O +examined O +the O +low O +dose O +of O +150 O +mg O +/ O +kg O +( O +50 O +mg O +/ O +kg O +per O +day O +) O +using O +a O +similar O +washout O +period O +. O + +RESULTS O +: O +Sub O +- O +chronic O +GVG B-Chemical +exposure O +inhibited O +the O +effect O +of O +cocaine B-Chemical +for O +3 O +days O +, O +which O +exceeded O +in O +magnitude O +and O +duration O +the O +identical O +acute O +dose O +. O + +CONCLUSIONS O +: O +Sub O +- O +chronic O +low O +dose O +GVG B-Chemical +potentiates O +and O +extends O +the O +inhibition O +of O +cocaine B-Chemical +- O +induced O +increases O +in O +dopamine B-Chemical +, O +effectively O +reducing O +cumulative O +exposures O +and O +the O +risk O +for O +VFDS O +. O + +MR O +imaging O +with O +quantitative O +diffusion O +mapping O +of O +tacrolimus B-Chemical +- O +induced O +neurotoxicity B-Disease +in O +organ O +transplant O +patients O +. O + +Our O +objective O +was O +to O +investigate O +brain O +MR O +imaging O +findings O +and O +the O +utility O +of O +diffusion O +- O +weighted O +( O +DW O +) O +imaging O +in O +organ O +transplant O +patients O +who O +developed O +neurologic O +symptoms O +during O +tacrolimus B-Chemical +therapy O +. O + +Brain O +MR O +studies O +, O +including O +DW O +imaging O +, O +were O +prospectively O +performed O +in O +14 O +organ O +transplant O +patients O +receiving O +tacrolimus B-Chemical +who O +developed O +neurologic B-Disease +complications I-Disease +. O + +In O +each O +patient O +who O +had O +abnormalities O +on O +the O +initial O +MR O +study O +, O +a O +follow O +- O +up O +MR O +study O +was O +performed O +1 O +month O +later O +. O + +Apparent O +diffusion O +coefficient O +( O +ADC O +) O +values O +on O +the O +initial O +MR O +study O +were O +correlated O +with O +reversibility O +of O +the O +lesions O +. O + +Of O +the O +14 O +patients O +, O +5 O +( O +35 O +. O +7 O +% O +) O +had O +white B-Disease +matter I-Disease +abnormalities I-Disease +, O +1 O +( O +7 O +. O +1 O +% O +) O +had O +putaminal B-Disease +hemorrhage I-Disease +, O +and O +8 O +( O +57 O +. O +1 O +% O +) O +had O +normal O +findings O +on O +initial O +MR O +images O +. O + +Among O +the O +5 O +patients O +with O +white B-Disease +matter I-Disease +abnormalities I-Disease +, O +4 O +patients O +( O +80 O +. O +0 O +% O +) O +showed O +higher O +than O +normal O +ADC O +values O +on O +initial O +MR O +images O +, O +and O +all O +showed O +complete O +resolution O +on O +follow O +- O +up O +images O +. O + +The O +remaining O +1 O +patient O +( O +20 O +. O +0 O +% O +) O +showed O +lower O +than O +normal O +ADC O +value O +and O +showed O +incomplete O +resolution O +with O +cortical B-Disease +laminar I-Disease +necrosis I-Disease +. O + +Diffusion O +- O +weighted O +imaging O +may O +be O +useful O +in O +predicting O +the O +outcomes O +of O +the O +lesions O +of O +tacrolimus B-Chemical +- O +induced O +neurotoxicity B-Disease +. O + +L B-Chemical +- I-Chemical +arginine I-Chemical +transport O +in O +humans O +with O +cortisol B-Chemical +- O +induced O +hypertension B-Disease +. O + +A O +deficient O +L B-Chemical +- I-Chemical +arginine I-Chemical +- O +nitric B-Chemical +oxide I-Chemical +system O +is O +implicated O +in O +cortisol B-Chemical +- O +induced O +hypertension B-Disease +. O + +We O +investigate O +whether O +abnormalities O +in O +L B-Chemical +- I-Chemical +arginine I-Chemical +uptake O +contribute O +to O +this O +deficiency O +. O + +Eight O +healthy O +men O +were O +recruited O +. O + +Hydrocortisone B-Chemical +acetate I-Chemical +( O +50 O +mg O +) O +was O +given O +orally O +every O +6 O +hours O +for O +24 O +hours O +after O +a O +5 O +- O +day O +fixed O +- O +salt O +diet O +( O +150 O +mmol O +/ O +d O +) O +. O + +Crossover O +studies O +were O +performed O +2 O +weeks O +apart O +. O + +Thirty O +milliliters O +of O +blood O +was O +obtained O +for O +isolation O +of O +peripheral O +blood O +mononuclear O +cells O +after O +each O +treatment O +period O +. O + +L B-Chemical +- I-Chemical +arginine I-Chemical +uptake O +was O +assessed O +in O +mononuclear O +cells O +incubated O +with O +L B-Chemical +- I-Chemical +arginine I-Chemical +( O +1 O +to O +300 O +micromol O +/ O +L O +) O +, O +incorporating O +100 O +nmol O +/ O +L O +[ B-Chemical +3H I-Chemical +] I-Chemical +- I-Chemical +l I-Chemical +- I-Chemical +arginine I-Chemical +for O +a O +period O +of O +5 O +minutes O +at O +37 O +degrees O +C O +. O + +Forearm O +[ B-Chemical +3H I-Chemical +] I-Chemical +- I-Chemical +L I-Chemical +- I-Chemical +arginine I-Chemical +extraction O +was O +calculated O +after O +infusion O +of O +[ B-Chemical +3H I-Chemical +] I-Chemical +- I-Chemical +L I-Chemical +- I-Chemical +arginine I-Chemical +into O +the O +brachial O +artery O +at O +a O +rate O +of O +100 O +nCi O +/ O +min O +for O +80 O +minutes O +. O + +Deep O +forearm O +venous O +samples O +were O +collected O +for O +determination O +of O +L B-Chemical +- I-Chemical +arginine I-Chemical +extraction O +. O + +Plasma O +cortisol B-Chemical +concentrations O +were O +significantly O +raised O +during O +the O +active O +phase O +( O +323 O ++ O +/ O +- O +43 O +to O +1082 O ++ O +/ O +- O +245 O +mmol O +/ O +L O +, O +P O +< O +0 O +. O +05 O +) O +. O + +Systolic O +blood O +pressure O +was O +elevated O +by O +an O +average O +of O +7 O +mm O +Hg O +. O + +Neither O +L B-Chemical +- I-Chemical +arginine I-Chemical +transport O +into O +mononuclear O +cells O +( O +placebo O +vs O +active O +, O +26 O +. O +3 O ++ O +/ O +- O +3 O +. O +6 O +vs O +29 O +. O +0 O ++ O +/ O +- O +2 O +. O +1 O +pmol O +/ O +10 O +000 O +cells O +per O +5 O +minutes O +, O +respectively O +, O +at O +an O +l B-Chemical +- I-Chemical +arginine I-Chemical +concentration O +of O +300 O +micromol O +/ O +L O +) O +nor O +L B-Chemical +- I-Chemical +arginine I-Chemical +extraction O +in O +the O +forearm O +( O +at O +80 O +minutes O +, O +placebo O +vs O +active O +, O +1 O +868 O +904 O ++ O +/ O +- O +434 O +962 O +vs O +2 O +013 O +910 O ++ O +/ O +- O +770 O +619 O +disintegrations O +per O +minute O +) O +was O +affected O +by O +cortisol B-Chemical +treatment O +; O +ie O +, O +that O +L B-Chemical +- I-Chemical +arginine I-Chemical +uptake O +is O +not O +affected O +by O +short O +- O +term O +cortisol B-Chemical +treatment O +. O + +We O +conclude O +that O +cortisol B-Chemical +- O +induced O +increases B-Disease +in I-Disease +blood I-Disease +pressure I-Disease +are O +not O +associated O +with O +abnormalities O +in O +the O +l B-Chemical +- I-Chemical +arginine I-Chemical +transport O +system O +. O + +Amount O +of O +bleeding B-Disease +and O +hematoma B-Disease +size O +in O +the O +collagenase O +- O +induced O +intracerebral B-Disease +hemorrhage I-Disease +rat O +model O +. O + +The O +aggravated O +risk O +on O +intracerebral B-Disease +hemorrhage I-Disease +( O +ICH B-Disease +) O +with O +drugs O +used O +for O +stroke B-Disease +patients O +should O +be O +estimated O +carefully O +. O + +We O +therefore O +established O +sensitive O +quantification O +methods O +and O +provided O +a O +rat O +ICH B-Disease +model O +for O +detection O +of O +ICH B-Disease +deterioration O +. O + +In O +ICH B-Disease +intrastriatally O +induced O +by O +0 O +. O +014 O +- O +unit O +, O +0 O +. O +070 O +- O +unit O +, O +and O +0 O +. O +350 O +- O +unit O +collagenase O +, O +the O +amount O +of O +bleeding B-Disease +was O +measured O +using O +a O +hemoglobin O +assay O +developed O +in O +the O +present O +study O +and O +was O +compared O +with O +the O +morphologically O +determined O +hematoma B-Disease +volume O +. O + +The O +blood O +amounts O +and O +hematoma B-Disease +volumes O +were O +significantly O +correlated O +, O +and O +the O +hematoma B-Disease +induced O +by O +0 O +. O +014 O +- O +unit O +collagenase O +was O +adequate O +to O +detect O +ICH B-Disease +deterioration O +. O + +In O +ICH B-Disease +induction O +using O +0 O +. O +014 O +- O +unit O +collagenase O +, O +heparin B-Chemical +enhanced O +the O +hematoma B-Disease +volume O +3 O +. O +4 O +- O +fold O +over O +that O +seen O +in O +control O +ICH B-Disease +animals O +and O +the O +bleeding B-Disease +7 O +. O +6 O +- O +fold O +. O + +Data O +suggest O +that O +this O +sensitive O +hemoglobin O +assay O +is O +useful O +for O +ICH B-Disease +detection O +, O +and O +that O +a O +model O +with O +a O +small O +ICH B-Disease +induced O +with O +a O +low O +- O +dose O +collagenase O +should O +be O +used O +for O +evaluation O +of O +drugs O +that O +may O +affect O +ICH B-Disease +. O + +Estradiol B-Chemical +reduces O +seizure B-Disease +- O +induced O +hippocampal B-Disease +injury I-Disease +in O +ovariectomized O +female O +but O +not O +in O +male O +rats O +. O + +Estrogens O +protect O +ovariectomized O +rats O +from O +hippocampal B-Disease +injury I-Disease +induced O +by O +kainic B-Chemical +acid I-Chemical +- O +induced O +status B-Disease +epilepticus I-Disease +( O +SE B-Disease +) O +. O + +We O +compared O +the O +effects O +of O +17beta B-Chemical +- I-Chemical +estradiol I-Chemical +in O +adult O +male O +and O +ovariectomized O +female O +rats O +subjected O +to O +lithium B-Chemical +- O +pilocarpine B-Chemical +- O +induced O +SE B-Disease +. O + +Rats O +received O +subcutaneous O +injections O +of O +17beta B-Chemical +- I-Chemical +estradiol I-Chemical +( O +2 O +microg O +/ O +rat O +) O +or O +oil O +once O +daily O +for O +four O +consecutive O +days O +. O + +SE B-Disease +was O +induced O +20 O +h O +following O +the O +second O +injection O +and O +terminated O +3 O +h O +later O +. O + +The O +extent O +of O +silver B-Chemical +- O +stained O +CA3 O +and O +CA1 O +hippocampal O +neurons O +was O +evaluated O +2 O +days O +after O +SE B-Disease +. O + +17beta B-Chemical +- I-Chemical +Estradiol I-Chemical +did O +not O +alter O +the O +onset O +of O +first O +clonus O +in O +ovariectomized O +rats O +but O +accelerated O +it O +in O +males O +. O + +17beta B-Chemical +- I-Chemical +Estradiol I-Chemical +reduced O +the O +argyrophilic O +neurons O +in O +the O +CA1 O +and O +CA3 O +- O +C O +sectors O +of O +ovariectomized O +rats O +. O + +In O +males O +, O +estradiol B-Chemical +increased O +the O +total O +damage O +score O +. O + +These O +findings O +suggest O +that O +the O +effects O +of O +estradiol B-Chemical +on O +seizure B-Disease +threshold O +and O +damage O +may O +be O +altered O +by O +sex O +- O +related O +differences O +in O +the O +hormonal O +environment O +. O + +Pseudoacromegaly B-Disease +induced O +by O +the O +long O +- O +term O +use O +of O +minoxidil B-Chemical +. O + +Acromegaly B-Disease +is O +an O +endocrine B-Disease +disorder I-Disease +caused O +by O +chronic O +excessive O +growth O +hormone O +secretion O +from O +the O +anterior O +pituitary O +gland O +. O + +Significant O +disfiguring O +changes O +occur O +as O +a O +result O +of O +bone O +, O +cartilage O +, O +and O +soft O +tissue O +hypertrophy B-Disease +, O +including O +the O +thickening O +of O +the O +skin O +, O +coarsening O +of O +facial O +features O +, O +and O +cutis B-Disease +verticis I-Disease +gyrata I-Disease +. O + +Pseudoacromegaly B-Disease +, O +on O +the O +other O +hand O +, O +is O +the O +presence O +of O +similar O +acromegaloid O +features O +in O +the O +absence O +of O +elevated O +growth O +hormone O +or O +insulin O +- O +like O +growth O +factor O +levels O +. O + +We O +present O +a O +patient O +with O +pseudoacromegaly B-Disease +that O +resulted O +from O +the O +long O +- O +term O +use O +of O +minoxidil B-Chemical +at O +an O +unusually O +high O +dose O +. O + +This O +is O +the O +first O +case O +report O +of O +pseudoacromegaly B-Disease +as O +a O +side O +effect O +of O +minoxidil B-Chemical +use O +. O + +Combined O +androgen O +blockade O +- O +induced O +anemia B-Disease +in O +prostate B-Disease +cancer I-Disease +patients O +without O +bone O +involvement O +. O + +BACKGROUND O +: O +To O +determine O +the O +onset O +and O +extent O +of O +combined O +androgen O +blockade O +( O +CAB O +) O +- O +induced O +anemia B-Disease +in O +prostate B-Disease +cancer I-Disease +patients O +without O +bone O +involvement O +. O + +PATIENTS O +AND O +METHODS O +: O +Forty O +- O +two O +patients O +with O +biopsy O +- O +proven O +prostatic B-Disease +adenocarcinoma I-Disease +[ O +26 O +with O +stage O +C O +( O +T3N0M0 O +) O +and O +16 O +with O +stage O +D1 O +( O +T3N1M0 O +) O +] O +were O +included O +in O +this O +study O +. O + +All O +patients O +received O +CAB O +[ O +leuprolide B-Chemical +acetate I-Chemical +( O +LHRH B-Chemical +- I-Chemical +A I-Chemical +) O +3 O +. O +75 O +mg O +, O +intramuscularly O +, O +every O +28 O +days O +plus O +250 O +mg O +flutamide B-Chemical +, O +tid O +, O +per O +Os O +] O +and O +were O +evaluated O +for O +anemia B-Disease +by O +physical O +examination O +and O +laboratory O +tests O +at O +baseline O +and O +4 O +subsequent O +intervals O +( O +1 O +, O +2 O +, O +3 O +and O +6 O +months O +post O +- O +CAB O +) O +. O + +Hb O +, O +PSA O +and O +Testosterone B-Chemical +measurements O +were O +recorded O +. O + +Patients O +with O +stage O +D2 O +- O +3 O +disease O +, O +abnormal O +hemoglobin O +level O +or O +renal O +and O +liver O +function O +tests O +that O +were O +higher O +than O +the O +upper O +limits O +were O +excluded O +from O +the O +study O +. O + +The O +duration O +of O +the O +study O +was O +six O +months O +. O + +RESULTS O +: O +The O +mean O +hemoglobin O +( O +Hb O +) O +levels O +were O +significantly O +declined O +in O +all O +patients O +from O +baseline O +of O +14 O +. O +2 O +g O +/ O +dl O +to O +14 O +. O +0 O +g O +/ O +dl O +, O +13 O +. O +5 O +g O +/ O +dl O +, O +13 O +. O +2 O +g O +/ O +dl O +and O +12 O +. O +7 O +g O +/ O +dl O +at O +1 O +, O +2 O +, O +3 O +and O +6 O +months O +post O +- O +CAB O +, O +respectively O +. O + +Severe O +and O +clinically O +evident O +anemia B-Disease +of O +Hb O +< O +11 O +g O +/ O +dl O +with O +clinical O +symptoms O +was O +detected O +in O +6 O +patients O +( O +14 O +. O +3 O +% O +) O +. O + +This O +CAB O +- O +induced O +anemia B-Disease +was O +normochromic O +and O +normocytic O +. O + +At O +six O +months O +post O +- O +CAB O +, O +patients O +with O +severe O +anemia B-Disease +had O +a O +Hb O +mean O +value O +of O +10 O +. O +2 O ++ O +/ O +- O +0 O +. O +1 O +g O +/ O +dl O +( O +X O ++ O +/ O +- O +SE O +) O +, O +whereas O +the O +other O +patients O +had O +mild O +anemia B-Disease +with O +Hb O +mean O +value O +of O +13 O +. O +2 O ++ O +/ O +- O +0 O +. O +17 O +( O +X O ++ O +/ O +- O +SE O +) O +. O + +The O +development O +of O +severe O +anemia B-Disease +at O +6 O +months O +post O +- O +CAB O +was O +predictable O +by O +the O +reduction O +of O +Hb O +baseline O +value O +of O +more O +than O +2 O +. O +5 O +g O +/ O +dl O +after O +3 O +months O +of O +CAB O +( O +p O += O +0 O +. O +01 O +) O +. O + +The O +development O +of O +severe O +CAB O +- O +induced O +anemia B-Disease +in O +prostate B-Disease +cancer I-Disease +patients O +did O +not O +correlate O +with O +T O +baseline O +values O +( O +T O +< O +3 O +ng O +/ O +ml O +versus O +T O +> O +or O += O +3 O +ng O +/ O +ml O +) O +, O +with O +age O +( O +< O +76 O +yrs O +versus O +> O +or O += O +76 O +yrs O +) O +, O +and O +clinical O +stage O +( O +stage O +C O +versus O +stage O +D1 O +) O +. O + +Severe O +and O +clinically O +evident O +anemia B-Disease +was O +easily O +corrected O +by O +subcutaneous O +injections O +( O +3 O +times O +/ O +week O +for O +1 O +month O +) O +of O +recombinant O +erythropoietin O +( O +rHuEPO O +- O +beta O +) O +. O + +CONCLUSION O +: O +Our O +data O +suggest O +that O +rHuEPO O +- O +beta O +correctable O +CAB O +- O +induced O +anemia B-Disease +occurs O +in O +14 O +. O +3 O +% O +of O +prostate B-Disease +cancer I-Disease +patients O +after O +6 O +months O +of O +therapy O +. O + +Delirium B-Disease +during O +clozapine B-Chemical +treatment O +: O +incidence O +and O +associated O +risk O +factors O +. O + +BACKGROUND O +: O +Incidence O +and O +risk O +factors O +for O +delirium B-Disease +during O +clozapine B-Chemical +treatment O +require O +further O +clarification O +. O + +METHODS O +: O +We O +used O +computerized O +pharmacy O +records O +to O +identify O +all O +adult O +psychiatric B-Disease +inpatients O +treated O +with O +clozapine B-Chemical +( O +1995 O +- O +96 O +) O +, O +reviewed O +their O +medical O +records O +to O +score O +incidence O +and O +severity O +of O +delirium B-Disease +, O +and O +tested O +associations O +with O +potential O +risk O +factors O +. O + +RESULTS O +: O +Subjects O +( O +n O += O +139 O +) O +were O +72 O +women O +and O +67 O +men O +, O +aged O +40 O +. O +8 O ++ O +/ O +- O +12 O +. O +1 O +years O +, O +hospitalized O +for O +24 O +. O +9 O ++ O +/ O +- O +23 O +. O +3 O +days O +, O +and O +given O +clozapine B-Chemical +, O +gradually O +increased O +to O +an O +average O +daily O +dose O +of O +282 O ++ O +/ O +- O +203 O +mg O +( O +3 O +. O +45 O ++ O +/ O +- O +2 O +. O +45 O +mg O +/ O +kg O +) O +for O +18 O +. O +9 O ++ O +/ O +- O +16 O +. O +4 O +days O +. O + +Delirium B-Disease +was O +diagnosed O +in O +14 O +( O +10 O +. O +1 O +% O +incidence O +, O +or O +1 O +. O +48 O +cases O +/ O +person O +- O +years O +of O +exposure O +) O +; O +71 O +. O +4 O +% O +of O +cases O +were O +moderate O +or O +severe O +. O + +Associated O +factors O +were O +co O +- O +treatment O +with O +other O +centrally O +antimuscarinic O +agents O +, O +poor O +clinical O +outcome O +, O +older O +age O +, O +and O +longer O +hospitalization O +( O +by O +17 O +. O +5 O +days O +, O +increasing O +cost O +) O +; O +sex O +, O +diagnosis O +or O +medical O +co O +- O +morbidity O +, O +and O +daily O +clozapine B-Chemical +dose O +, O +which O +fell O +with O +age O +, O +were O +unrelated O +. O + +CONCLUSIONS O +: O +Delirium B-Disease +was O +found O +in O +10 O +% O +of O +clozapine B-Chemical +- O +treated O +inpatients O +, O +particularly O +in O +older O +patients O +exposed O +to O +other O +central O +anticholinergics O +. O + +Delirium B-Disease +was O +inconsistently O +recognized O +clinically O +in O +milder O +cases O +and O +was O +associated O +with O +increased O +length O +- O +of O +- O +stay O +and O +higher O +costs O +, O +and O +inferior O +clinical O +outcome O +. O + +Neuroprotective O +action O +of O +MPEP B-Chemical +, O +a O +selective O +mGluR5 O +antagonist O +, O +in O +methamphetamine B-Chemical +- O +induced O +dopaminergic O +neurotoxicity B-Disease +is O +associated O +with O +a O +decrease O +in O +dopamine B-Chemical +outflow O +and O +inhibition O +of O +hyperthermia B-Disease +in O +rats O +. O + +The O +aim O +of O +this O +study O +was O +to O +examine O +the O +role O +of O +metabotropic O +glutamate B-Chemical +receptor O +5 O +( O +mGluR5 O +) O +in O +the O +toxic O +action O +of O +methamphetamine B-Chemical +on O +dopaminergic O +neurones O +in O +rats O +. O + +Methamphetamine B-Chemical +( O +10 O +mg O +/ O +kg O +sc O +) O +, O +administered O +five O +times O +, O +reduced O +the O +levels O +of O +dopamine B-Chemical +and O +its O +metabolites O +in O +striatal O +tissue O +when O +measured O +72 O +h O +after O +the O +last O +injection O +. O + +A O +selective O +antagonist O +of O +mGluR5 O +, O +2 B-Chemical +- I-Chemical +methyl I-Chemical +- I-Chemical +6 I-Chemical +- I-Chemical +( I-Chemical +phenylethynyl I-Chemical +) I-Chemical +pyridine I-Chemical +( O +MPEP B-Chemical +; O +5 O +mg O +/ O +kg O +ip O +) O +, O +when O +administered O +five O +times O +immediately O +before O +each O +methamphetamine B-Chemical +injection O +reversed O +the O +above O +- O +mentioned O +methamphetamine B-Chemical +effects O +. O + +A O +single O +MPEP B-Chemical +( O +5 O +mg O +/ O +kg O +ip O +) O +injection O +reduced O +the O +basal O +extracellular O +dopamine B-Chemical +level O +in O +the O +striatum O +, O +as O +well O +as O +dopamine B-Chemical +release O +stimulated O +either O +by O +methamphetamine B-Chemical +( O +10 O +mg O +/ O +kg O +sc O +) O +or O +by O +intrastriatally O +administered O +veratridine B-Chemical +( O +100 O +microM O +) O +. O + +Moreover O +, O +it O +transiently O +diminished O +the O +methamphetamine B-Chemical +( O +10 O +mg O +/ O +kg O +sc O +) O +- O +induced O +hyperthermia B-Disease +and O +reduced O +basal O +body O +temperature O +. O + +MPEP B-Chemical +administered O +into O +the O +striatum O +at O +high O +concentrations O +( O +500 O +microM O +) O +increased O +extracellular O +dopamine B-Chemical +levels O +, O +while O +lower O +concentrations O +( O +50 O +- O +100 O +microM O +) O +were O +devoid O +of O +any O +effect O +. O + +The O +results O +of O +this O +study O +suggest O +that O +the O +blockade O +of O +mGluR5 O +by O +MPEP B-Chemical +may O +protect O +dopaminergic O +neurones O +against O +methamphetamine B-Chemical +- O +induced O +toxicity B-Disease +. O + +Neuroprotection O +rendered O +by O +MPEP B-Chemical +may O +be O +associated O +with O +the O +reduction O +of O +the O +methamphetamine B-Chemical +- O +induced O +dopamine B-Chemical +efflux O +in O +the O +striatum O +due O +to O +the O +blockade O +of O +extrastriatal O +mGluR5 O +, O +and O +with O +a O +decrease O +in O +hyperthermia B-Disease +. O + +Protective O +efficacy O +of O +neuroactive O +steroids B-Chemical +against O +cocaine B-Chemical +kindled O +- O +seizures B-Disease +in O +mice O +. O + +Neuroactive O +steroids B-Chemical +demonstrate O +pharmacological O +actions O +that O +have O +relevance O +for O +a O +host O +of O +neurological B-Disease +and I-Disease +psychiatric I-Disease +disorders I-Disease +. O + +They O +offer O +protection O +against O +seizures B-Disease +in O +a O +range O +of O +models O +and O +seem O +to O +inhibit O +certain O +stages O +of O +drug B-Disease +dependence I-Disease +in O +preclinical O +assessments O +. O + +The O +present O +study O +was O +designed O +to O +evaluate O +two O +endogenous O +and O +one O +synthetic O +neuroactive O +steroid B-Chemical +that O +positively O +modulate O +the O +gamma B-Chemical +- I-Chemical +aminobutyric I-Chemical +acid I-Chemical +( O +GABA B-Chemical +( O +A O +) O +) O +receptor O +against O +the O +increase O +in O +sensitivity O +to O +the O +convulsant O +effects O +of O +cocaine B-Chemical +engendered O +by O +repeated O +cocaine B-Chemical +administration O +( O +seizure B-Disease +kindling O +) O +. O + +Allopregnanolone B-Chemical +( O +3alpha B-Chemical +- I-Chemical +hydroxy I-Chemical +- I-Chemical +5alpha I-Chemical +- I-Chemical +pregnan I-Chemical +- I-Chemical +20 I-Chemical +- I-Chemical +one I-Chemical +) O +, O +pregnanolone B-Chemical +( O +3alpha B-Chemical +- I-Chemical +hydroxy I-Chemical +- I-Chemical +5beta I-Chemical +- I-Chemical +pregnan I-Chemical +- I-Chemical +20 I-Chemical +- I-Chemical +one I-Chemical +) O +and O +ganaxolone B-Chemical +( O +a O +synthetic O +derivative O +of O +allopregnanolone B-Chemical +3alpha B-Chemical +- I-Chemical +hydroxy I-Chemical +- I-Chemical +3beta I-Chemical +- I-Chemical +methyl I-Chemical +- I-Chemical +5alpha I-Chemical +- I-Chemical +pregnan I-Chemical +- I-Chemical +20 I-Chemical +- I-Chemical +one I-Chemical +) O +were O +tested O +for O +their O +ability O +to O +suppress O +the O +expression O +( O +anticonvulsant O +effect O +) O +and O +development O +( O +antiepileptogenic O +effect O +) O +of O +cocaine B-Chemical +- O +kindled O +seizures B-Disease +in O +male O +, O +Swiss O +- O +Webster O +mice O +. O + +Kindled O +seizures B-Disease +were O +induced O +by O +daily O +administration O +of O +60 O +mg O +/ O +kg O +cocaine B-Chemical +for O +5 O +days O +. O + +All O +of O +these O +positive O +GABA B-Chemical +( O +A O +) O +modulators O +suppressed O +the O +expression O +of O +kindled O +seizures B-Disease +, O +whereas O +only O +allopregnanolone B-Chemical +and O +ganaxolone B-Chemical +inhibited O +the O +development O +of O +kindling O +. O + +Allopregnanolone B-Chemical +and O +pregnanolone B-Chemical +, O +but O +not O +ganaxolone B-Chemical +, O +also O +reduced O +cumulative O +lethality O +associated O +with O +kindling O +. O + +These O +findings O +demonstrate O +that O +some O +neuroactive O +steroids B-Chemical +attenuate O +convulsant O +and O +sensitizing O +properties O +of O +cocaine B-Chemical +and O +add O +to O +a O +growing O +literature O +on O +their O +potential O +use O +in O +the O +modulation O +of O +effects O +of O +drugs O +of O +abuse O +. O + +Effect O +of O +humoral O +modulators O +of O +morphine B-Chemical +- O +induced O +increase B-Disease +in I-Disease +locomotor I-Disease +activity I-Disease +of O +mice O +. O + +The O +effect O +of O +humoral O +modulators O +on O +the O +morphine B-Chemical +- O +induced O +increase B-Disease +in I-Disease +locomotor I-Disease +activity I-Disease +of O +mice O +was O +studied O +. O + +The O +subcutaneous O +administration O +of O +10 O +mg O +/ O +kg O +of O +morphine B-Chemical +- O +HC1 O +produced O +a O +marked O +increase B-Disease +in I-Disease +locomotor I-Disease +activity I-Disease +in O +mice O +. O + +The O +morphine B-Chemical +- O +induced O +hyperactivity B-Disease +was O +potentiated O +by O +scopolamine B-Chemical +and O +attenuated O +by O +physostigmine B-Chemical +. O + +In O +contrast O +, O +both O +methscopolamine B-Chemical +and O +neostigmine B-Chemical +, O +which O +do O +not O +penetrate O +the O +blood O +- O +brain O +barrier O +, O +had O +no O +effect O +on O +the O +hyperactivity B-Disease +produced O +by O +morphine B-Chemical +. O + +Pretreatment O +of O +mice O +with O +alpha B-Chemical +- I-Chemical +methyltyrosine I-Chemical +( O +20 O +mg O +/ O +kg O +i O +. O +p O +. O +, O +one O +hour O +) O +, O +an O +inhibitor O +of O +tyrosine B-Chemical +hydroxylase O +, O +significantly O +decreased O +the O +activity O +- O +increasing O +effects O +of O +morphine B-Chemical +. O + +On O +the O +other O +hand O +, O +pretreatment O +with O +p B-Chemical +- I-Chemical +chlorophenylalamine I-Chemical +( O +3 O +X O +320 O +mg O +/ O +kg O +i O +. O +p O +. O +, O +24 O +hr O +) O +, O +a O +serotonin B-Chemical +depletor O +, O +caused O +no O +significant O +change O +in O +the O +hyperactivity B-Disease +. O + +The O +study O +suggests O +that O +the O +activity O +- O +increasing O +effects O +of O +morphine B-Chemical +are O +mediated O +by O +the O +release O +of O +catecholamines B-Chemical +from O +adrenergic O +neurons O +in O +the O +brain O +. O + +And O +the O +results O +are O +consistent O +with O +the O +hypothesis O +that O +morphine B-Chemical +acts O +by O +retarding O +the O +release O +of O +acetylcholine B-Chemical +at O +some O +central O +cholinergic O +synapses O +. O + +It O +is O +also O +suggested O +from O +collected O +evidence O +that O +the O +activity O +- O +increasing O +effects O +of O +morphine B-Chemical +in O +mice O +are O +mediated O +by O +mechanisms O +different O +from O +those O +which O +mediate O +the O +activity O +- O +increasing O +effects O +of O +morphine B-Chemical +in O +rats O +. O + +Effects O +of O +uninephrectomy O +and O +high O +protein O +feeding O +on O +lithium B-Chemical +- O +induced O +chronic B-Disease +renal I-Disease +failure I-Disease +in O +rats O +. O + +Rats O +with O +lithium B-Chemical +- O +induced O +nephropathy B-Disease +were O +subjected O +to O +high O +protein O +( O +HP O +) O +feeding O +, O +uninephrectomy O +( O +NX O +) O +or O +a O +combination O +of O +these O +, O +in O +an O +attempt O +to O +induce O +glomerular O +hyperfiltration O +and O +further O +progression O +of O +renal B-Disease +failure I-Disease +. O + +Newborn O +female O +Wistar O +rats O +were O +fed O +a O +lithium B-Chemical +- O +containing O +diet O +( O +50 O +mmol O +/ O +kg O +) O +for O +8 O +weeks O +and O +then O +randomized O +to O +normal O +diet O +, O +HP O +diet O +( O +40 O +vs O +. O +19 O +% O +) O +, O +NX O +or O +HP O ++ O +NX O +for O +another O +8 O +weeks O +. O + +Corresponding O +non O +- O +lithium B-Chemical +pretreated O +groups O +were O +generated O +. O + +When O +comparing O +all O +lithium B-Chemical +treated O +versus O +non O +- O +lithium B-Chemical +- O +treated O +groups O +, O +lithium B-Chemical +caused O +a O +reduction O +in O +glomerular O +filtration O +rate O +( O +GFR O +) O +without O +significant O +changes O +in O +effective O +renal O +plasma O +flow O +( O +as O +determined O +by O +a O +marker O +secreted O +into O +the O +proximal O +tubules O +) O +or O +lithium B-Chemical +clearance O +. O + +Consequently O +, O +lithium B-Chemical +pretreatment O +caused O +a O +fall O +in O +filtration O +fraction O +and O +an O +increase O +in O +fractional O +Li B-Chemical +excretion O +. O + +Lithium B-Chemical +also O +caused O +proteinuria B-Disease +and O +systolic O +hypertension B-Disease +in O +absence O +of O +glomerulosclerosis B-Disease +. O + +HP O +failed O +to O +accentuante O +progression O +of O +renal B-Disease +failure I-Disease +and O +in O +fact O +tended O +to O +increase O +GFR O +and O +decrease O +plasma O +creatinine B-Chemical +levels O +in O +lithium B-Chemical +pretreated O +rats O +. O + +NX O +caused O +an O +additive O +deterioration O +in O +GFR O +which O +, O +however O +, O +was O +ameliorated O +by O +HP O +. O + +NX O ++ O +HP O +caused O +a O +further O +rise O +in O +blood O +pressure O +in O +Li B-Chemical +- O +pretreated O +rats O +. O + +The O +results O +indicate O +that O +Li B-Chemical +- O +induced O +nephropathy B-Disease +, O +even O +when O +the O +GFR O +is O +only O +modestly O +reduced O +, O +is O +associated O +with O +proteinuria B-Disease +and O +arterial O +systolic O +hypertension B-Disease +. O + +In O +this O +model O +of O +chronic B-Disease +renal I-Disease +failure I-Disease +the O +decline O +in O +GFR O +is O +not O +accompanied O +by O +a O +corresponding O +fall O +in O +effective O +renal O +plasma O +flow O +, O +which O +may O +be O +the O +functional O +expression O +of O +the O +formation O +of O +nonfiltrating O +atubular O +glomeruli O +. O + +The O +fractional O +reabsorption O +of O +tubular O +fluid O +by O +the O +proximal O +tubules O +is O +reduced O +, O +leaving O +the O +distal O +delivery O +unchanged O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +Treatment O +of O +Crohn B-Disease +' I-Disease +s I-Disease +disease I-Disease +with O +fusidic B-Chemical +acid I-Chemical +: O +an O +antibiotic O +with O +immunosuppressive O +properties O +similar O +to O +cyclosporin B-Chemical +. O + +Fusidic O +acid O +is O +an O +antibiotic O +with O +T O +- O +cell O +specific O +immunosuppressive O +effects O +similar O +to O +those O +of O +cyclosporin B-Chemical +. O + +Because O +of O +the O +need O +for O +the O +development O +of O +new O +treatments O +for O +Crohn B-Disease +' I-Disease +s I-Disease +disease I-Disease +, O +a O +pilot O +study O +was O +undertaken O +to O +estimate O +the O +pharmacodynamics O +and O +tolerability O +of O +fusidic B-Chemical +acid I-Chemical +treatment O +in O +chronic O +active O +, O +therapy O +- O +resistant O +patients O +. O + +Eight O +Crohn B-Disease +' I-Disease +s I-Disease +disease I-Disease +patients O +were O +included O +. O + +Fusidic B-Chemical +acid I-Chemical +was O +administered O +orally O +in O +a O +dose O +of O +500 O +mg O +t O +. O +d O +. O +s O +. O +and O +the O +treatment O +was O +planned O +to O +last O +8 O +weeks O +. O + +The O +disease O +activity O +was O +primarily O +measured O +by O +a O +modified O +individual O +grading O +score O +. O + +Five O +of O +8 O +patients O +( O +63 O +% O +) O +improved O +during O +fusidic B-Chemical +acid I-Chemical +treatment O +: O +3 O +at O +two O +weeks O +and O +2 O +after O +four O +weeks O +. O + +There O +were O +no O +serious O +clinical O +side O +effects O +, O +but O +dose O +reduction O +was O +required O +in O +two O +patients O +because O +of O +nausea B-Disease +. O + +Biochemically O +, O +an O +increase O +in O +alkaline O +phosphatases O +was O +noted O +in O +5 O +of O +8 O +cases O +( O +63 O +% O +) O +, O +and O +the O +greatest O +increases O +were O +seen O +in O +those O +who O +had O +elevated O +levels O +prior O +to O +treatment O +. O + +All O +reversed O +to O +pre O +- O +treatment O +levels O +after O +cessation O +of O +treatment O +. O + +The O +results O +of O +this O +pilot O +study O +suggest O +that O +fusidic B-Chemical +acid I-Chemical +may O +be O +of O +benefit O +in O +selected O +chronic O +active O +Crohn B-Disease +' I-Disease +s I-Disease +disease I-Disease +patients O +in O +whom O +conventional O +treatment O +is O +ineffective O +. O + +Because O +there O +seems O +to O +exist O +a O +scientific O +rationale O +for O +the O +use O +of O +fusidic B-Chemical +acid I-Chemical +at O +the O +cytokine O +level O +in O +inflammatory B-Disease +bowel I-Disease +disease I-Disease +, O +we O +suggest O +that O +the O +role O +of O +this O +treatment O +should O +be O +further O +investigated O +. O + +Changes O +in O +depressive B-Disease +status O +associated O +with O +topical O +beta O +- O +blockers O +. O + +Depression B-Disease +and O +sexual B-Disease +dysfunction I-Disease +have O +been O +related O +to O +side O +effects O +of O +topical O +beta O +- O +blockers O +. O + +We O +performed O +a O +preliminary O +study O +in O +order O +to O +determine O +any O +difference O +between O +a O +non O +selective O +beta O +- O +blocker O +( O +timolol B-Chemical +) O +and O +a O +selective O +beta O +- O +blocker O +( O +betaxolol B-Chemical +) O +regarding O +CNS O +side O +effects O +. O + +Eight O +glaucomatous B-Disease +patients O +chronically O +treated O +with O +timolol B-Chemical +0 O +. O +5 O +% O +/ O +12h O +, O +suffering O +from O +depression B-Disease +diagnosed O +through O +DMS O +- O +III O +- O +R O +criteria O +, O +were O +included O +in O +the O +study O +. O + +During O +the O +six O +- O +month O +follow O +up O +, O +depression B-Disease +was O +quantified O +through O +the O +Beck O +and O +Zung O +- O +Conde O +scales O +every O +two O +months O +. O + +In O +a O +double O +blind O +cross O +- O +over O +study O +with O +control O +group O +, O +the O +patients O +under O +timolol B-Chemical +treatment O +presented O +higher O +depression B-Disease +values O +measured O +through O +the O +Beck O +and O +the O +Zung O +- O +Conde O +scales O +( O +p O +< O +0 O +. O +001 O +vs O +control O +) O +. O + +These O +results O +suggest O +that O +betaxolol B-Chemical +could O +be O +less O +of O +a O +depression B-Disease +- O +inducer O +than O +timolol B-Chemical +in O +predisposed O +patients O +. O + +Protection O +against O +amphetamine B-Chemical +- O +induced O +neurotoxicity B-Disease +toward O +striatal O +dopamine B-Chemical +neurons O +in O +rodents O +by O +LY274614 B-Chemical +, O +an O +excitatory O +amino B-Chemical +acid I-Chemical +antagonist O +. O + +LY274614 B-Chemical +, O +3SR B-Chemical +, I-Chemical +4aRS I-Chemical +, I-Chemical +6SR I-Chemical +, I-Chemical +8aRS I-Chemical +- I-Chemical +6 I-Chemical +- I-Chemical +[ I-Chemical +phosphonomethyl I-Chemical +] I-Chemical +decahydr I-Chemical +oisoquinoline I-Chemical +- I-Chemical +3 I-Chemical +- I-Chemical +carboxylic I-Chemical +acid I-Chemical +, O +has O +been O +described O +as O +a O +potent O +antagonist O +of O +the O +N B-Chemical +- I-Chemical +methyl I-Chemical +- I-Chemical +D I-Chemical +- I-Chemical +aspartate I-Chemical +( O +NMDA B-Chemical +) O +subtype O +of O +glutamate B-Chemical +receptor O +. O + +Here O +its O +ability O +to O +antagonize O +the O +prolonged O +depletion O +of O +dopamine B-Chemical +in O +the O +striatum O +by O +amphetamine B-Chemical +in O +iprindole B-Chemical +- O +treated O +rats O +is O +reported O +. O + +A O +single O +18 O +. O +4 O +mg O +/ O +kg O +( O +i O +. O +p O +. O +) O +dose O +of O +( O ++ O +/ O +- O +) O +- O +amphetamine B-Chemical +hemisulfate O +, O +given O +to O +rats O +pretreated O +with O +iprindole B-Chemical +, O +resulted O +in O +persistent O +depletion O +of O +dopamine B-Chemical +in O +the O +striatum O +1 O +week O +later O +. O + +This O +prolonged O +depletion O +of O +dopamine B-Chemical +in O +the O +striatum O +was O +antagonized O +by O +dizocilpine B-Chemical +( O +MK B-Chemical +- I-Chemical +801 I-Chemical +, O +a O +non O +- O +competitive O +antagonist O +of O +NMDA B-Chemical +receptors O +) O +or O +by O +LY274614 B-Chemical +( O +a O +competitive O +antagonist O +of O +NMDA B-Chemical +receptors O +) O +. O + +The O +protective O +effect O +of O +LY274614 B-Chemical +was O +dose O +- O +dependent O +, O +being O +maximum O +at O +10 O +- O +40 O +mgkg O +( O +i O +. O +p O +. O +) O +. O + +A O +10 O +mg O +/ O +kg O +dose O +of O +LY274614 B-Chemical +was O +effective O +in O +antagonizing O +the O +depletion O +of O +dopamine B-Chemical +in O +the O +striatum O +, O +when O +given O +as O +long O +as O +8 O +hr O +prior O +to O +amphetamine B-Chemical +but O +not O +when O +given O +24 O +hr O +prior O +to O +amphetamine B-Chemical +. O + +Depletion O +of O +dopamine B-Chemical +in O +the O +striatum O +was O +also O +antagonized O +when O +LY274614 B-Chemical +was O +given O +after O +the O +injection O +of O +amphetamine B-Chemical +; O +LY274614 B-Chemical +protected O +when O +given O +up O +to O +4 O +hr O +after O +but O +not O +when O +given O +8 O +or O +24 O +hr O +after O +amphetamine B-Chemical +. O + +The O +prolonged O +depletion O +of O +dopamine B-Chemical +in O +the O +striatum O +in O +mice O +, O +given O +multiple O +injections O +of O +methamphetamine B-Chemical +, O +was O +also O +antagonized O +dose O +- O +dependently O +and O +completely O +by O +LY274614 B-Chemical +. O + +The O +data O +strengthen O +the O +evidence O +that O +the O +neurotoxic B-Disease +effect O +of O +amphetamine B-Chemical +and O +related O +compounds O +toward O +nigrostriatal O +dopamine B-Chemical +neurons O +involves O +NMDA B-Chemical +receptors O +and O +that O +LY274614 B-Chemical +is O +an O +NMDA B-Chemical +receptor O +antagonist O +with O +long O +- O +lasting O +in O +vivo O +effects O +in O +rats O +. O + +Ketoconazole B-Chemical +- O +induced O +neurologic B-Disease +sequelae I-Disease +. O + +A O +77 O +- O +y O +- O +old O +patient O +developed O +weakness B-Disease +of I-Disease +extremities I-Disease +, O +legs B-Disease +paralysis I-Disease +, O +dysarthria B-Disease +and O +tremor B-Disease +1 O +h O +after O +ingestion O +of O +200 O +mg O +ketoconazole B-Chemical +for O +the O +first O +time O +in O +his O +life O +. O + +All O +complaints O +faded O +away O +within O +24 O +h O +. O + +Few O +days O +later O +, O +the O +patient O +used O +another O +200 O +mg O +ketoconazole B-Chemical +tablet O +, O +and O +within O +an O +hour O +experienced O +a O +similar O +clinical O +picture O +, O +which O +resolved O +again O +spontaneously O +within O +hours O +. O + +Laboratory O +evaluations O +, O +including O +head O +CT O +scan O +, O +were O +normal O +. O + +This O +case O +illustrates O +the O +need O +for O +close O +vigilance O +in O +adverse B-Disease +drug I-Disease +reactions I-Disease +, O +particularly O +in O +the O +elderly O +. O + +Development O +of O +levodopa B-Chemical +- O +induced O +dyskinesias B-Disease +in O +parkinsonian B-Disease +monkeys O +may O +depend O +upon O +rate O +of O +symptom O +onset O +and O +/ O +or O +duration O +of O +symptoms O +. O + +Levodopa B-Chemical +- O +induced O +dyskinesias B-Disease +( O +LIDs B-Disease +) O +present O +a O +major O +problem O +for O +the O +long O +- O +term O +management O +of O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +( O +PD B-Disease +) O +patients O +. O + +Due O +to O +the O +interdependence O +of O +risk O +factors O +in O +clinical O +populations O +, O +it O +is O +difficult O +to O +independently O +examine O +factors O +that O +may O +influence O +the O +development O +of O +LIDs B-Disease +. O + +Using O +macaque O +monkeys O +with O +different O +types O +of O +MPTP B-Chemical +- O +induced O +parkinsonism B-Disease +, O +the O +current O +study O +evaluated O +the O +degree O +to O +which O +rate O +of O +symptom O +progression O +, O +symptom O +severity O +, O +and O +response O +to O +and O +duration O +of O +levodopa B-Chemical +therapy O +may O +be O +involved O +in O +the O +development O +of O +LIDs B-Disease +. O + +Monkeys O +with O +acute O +( O +short O +- O +term O +) O +MPTP B-Chemical +exposure O +, O +rapid O +symptom O +onset O +and O +short O +symptom O +duration O +prior O +to O +initiation O +of O +levodopa B-Chemical +therapy O +developed O +dyskinesia B-Disease +between O +11 O +and O +24 O +days O +of O +daily O +levodopa B-Chemical +administration O +. O + +In O +contrast O +, O +monkeys O +with O +long O +- O +term O +MPTP B-Chemical +exposure O +, O +slow O +symptom O +progression O +and O +/ O +or O +long O +symptom O +duration O +prior O +to O +initiation O +of O +levodopa B-Chemical +therapy O +were O +more O +resistant O +to O +developing O +LIDs B-Disease +( O +e O +. O +g O +. O +, O +dyskinesia B-Disease +developed O +no O +sooner O +than O +146 O +days O +of O +chronic O +levodopa B-Chemical +administration O +) O +. O + +All O +animals O +were O +similarly O +symptomatic O +at O +the O +start O +of O +levodopa B-Chemical +treatment O +and O +had O +similar O +therapeutic O +responses O +to O +the O +drug O +. O + +These O +data O +suggest O +distinct O +differences O +in O +the O +propensity O +to O +develop O +LIDs B-Disease +in O +monkeys O +with O +different O +rates O +of O +symptom O +progression O +or O +symptom O +durations O +prior O +to O +levodopa B-Chemical +and O +demonstrate O +the O +value O +of O +these O +models O +for O +further O +studying O +the O +pathophysiology O +of O +LIDs B-Disease +. O + +A O +diet O +promoting O +sugar B-Disease +dependency I-Disease +causes O +behavioral B-Disease +cross I-Disease +- I-Disease +sensitization I-Disease +to O +a O +low O +dose O +of O +amphetamine B-Chemical +. O + +Previous O +research O +in O +this O +laboratory O +has O +shown O +that O +a O +diet O +of O +intermittent O +excessive O +sugar O +consumption O +produces O +a O +state O +with O +neurochemical O +and O +behavioral O +similarities O +to O +drug B-Disease +dependency I-Disease +. O + +The O +present O +study O +examined O +whether O +female O +rats O +on O +various O +regimens O +of O +sugar O +access O +would O +show O +behavioral B-Disease +cross I-Disease +- I-Disease +sensitization I-Disease +to O +a O +low O +dose O +of O +amphetamine B-Chemical +. O + +After O +a O +30 O +- O +min O +baseline O +measure O +of O +locomotor O +activity O +( O +day O +0 O +) O +, O +animals O +were O +maintained O +on O +a O +cyclic O +diet O +of O +12 O +- O +h O +deprivation O +followed O +by O +12 O +- O +h O +access O +to O +10 O +% O +sucrose B-Chemical +solution O +and O +chow O +pellets O +( O +12 O +h O +access O +starting O +4 O +h O +after O +onset O +of O +the O +dark O +period O +) O +for O +21 O +days O +. O + +Locomotor O +activity O +was O +measured O +again O +for O +30 O +min O +at O +the O +beginning O +of O +days O +1 O +and O +21 O +of O +sugar O +access O +. O + +Beginning O +on O +day O +22 O +, O +all O +rats O +were O +maintained O +on O +ad O +libitum O +chow O +. O + +Nine O +days O +later O +locomotor O +activity O +was O +measured O +in O +response O +to O +a O +single O +low O +dose O +of O +amphetamine B-Chemical +( O +0 O +. O +5 O +mg O +/ O +kg O +) O +. O + +The O +animals O +that O +had O +experienced O +cyclic O +sucrose B-Chemical +and O +chow O +were O +hyperactive B-Disease +in O +response O +to O +amphetamine B-Chemical +compared O +with O +four O +control O +groups O +( O +ad O +libitum O +10 O +% O +sucrose B-Chemical +and O +chow O +followed O +by O +amphetamine B-Chemical +injection O +, O +cyclic O +chow O +followed O +by O +amphetamine B-Chemical +injection O +, O +ad O +libitum O +chow O +with O +amphetamine B-Chemical +, O +or O +cyclic O +10 O +% O +sucrose B-Chemical +and O +chow O +with O +a O +saline O +injection O +) O +. O + +These O +results O +suggest O +that O +a O +diet O +comprised O +of O +alternating O +deprivation O +and O +access O +to O +a O +sugar O +solution O +and O +chow O +produces O +bingeing O +on O +sugar O +that O +leads O +to O +a O +long O +lasting O +state O +of O +increased O +sensitivity O +to O +amphetamine B-Chemical +, O +possibly O +due O +to O +a O +lasting O +alteration O +in O +the O +dopamine B-Chemical +system O +. O + +Reversible O +dilated B-Disease +cardiomyopathy I-Disease +related O +to O +amphotericin B-Chemical +B I-Chemical +therapy O +. O + +We O +describe O +a O +patient O +who O +developed O +dilated B-Disease +cardiomyopathy I-Disease +and O +clinical O +congestive O +heart B-Disease +failure I-Disease +after O +2 O +months O +of O +therapy O +with O +amphotericin B-Chemical +B I-Chemical +( O +AmB B-Chemical +) O +for O +disseminated O +coccidioidomycosis B-Disease +. O + +His O +echocardiographic O +abnormalities O +and O +heart B-Disease +failure I-Disease +resolved O +after O +posaconazole B-Chemical +was O +substituted O +for O +AmB B-Chemical +. O + +It O +is O +important O +to O +recognize O +the O +rare O +and O +potentially O +reversible O +toxicity B-Disease +of O +AmB B-Chemical +. O + +NO B-Chemical +- O +induced O +migraine B-Disease +attack O +: O +strong O +increase O +in O +plasma O +calcitonin B-Chemical +gene I-Chemical +- I-Chemical +related I-Chemical +peptide I-Chemical +( O +CGRP B-Chemical +) O +concentration O +and O +negative O +correlation O +with O +platelet O +serotonin B-Chemical +release O +. O + +The O +aim O +of O +the O +present O +study O +was O +to O +investigate O +changes O +in O +the O +plasma O +calcitonin B-Chemical +gene I-Chemical +- I-Chemical +related I-Chemical +peptide I-Chemical +( O +CGRP B-Chemical +) O +concentration O +and O +platelet O +serotonin B-Chemical +( O +5 B-Chemical +- I-Chemical +hydroxytriptamine I-Chemical +, O +5 B-Chemical +- I-Chemical +HT I-Chemical +) O +content O +during O +the O +immediate O +headache B-Disease +and O +the O +delayed O +genuine O +migraine B-Disease +attack O +provoked O +by O +nitroglycerin B-Chemical +. O + +Fifteen O +female O +migraineurs B-Disease +( I-Disease +without I-Disease +aura I-Disease +) I-Disease +and O +eight O +controls O +participated O +in O +the O +study O +. O + +Sublingual O +nitroglycerin B-Chemical +( O +0 O +. O +5 O +mg O +) O +was O +administered O +. O + +Blood O +was O +collected O +from O +the O +antecubital O +vein O +four O +times O +: O +60 O +min O +before O +and O +after O +the O +nitroglycerin B-Chemical +application O +, O +and O +60 O +and O +120 O +min O +after O +the O +beginning O +of O +the O +migraine B-Disease +attack O +( O +mean O +344 O +and O +404 O +min O +; O +12 O +subjects O +) O +. O + +In O +those O +subjects O +who O +had O +no O +migraine B-Disease +attack O +( O +11 O +subjects O +) O +a O +similar O +time O +schedule O +was O +used O +. O + +Plasma O +CGRP B-Chemical +concentration O +increased O +significantly O +( O +P O +< O +0 O +. O +01 O +) O +during O +the O +migraine B-Disease +attack O +and O +returned O +to O +baseline O +after O +the O +cessation O +of O +the O +migraine B-Disease +. O + +In O +addition O +, O +both O +change O +and O +peak O +, O +showed O +significant O +positive O +correlations O +with O +migraine B-Disease +headache B-Disease +intensity O +( O +P O +< O +0 O +. O +001 O +) O +. O + +However O +, O +plasma O +CGRP B-Chemical +concentrations O +failed O +to O +change O +during O +immediate O +headache B-Disease +and O +in O +the O +subjects O +with O +no O +migraine B-Disease +attack O +. O + +Basal O +CGRP B-Chemical +concentration O +was O +significantly O +higher O +and O +platelet O +5 B-Chemical +- I-Chemical +HT I-Chemical +content O +tended O +to O +be O +lower O +in O +subjects O +who O +experienced O +a O +migraine B-Disease +attack O +. O + +Platelet O +serotonin B-Chemical +content O +decreased O +significantly O +( O +P O +< O +0 O +. O +01 O +) O +after O +nitroglycerin B-Chemical +in O +subjects O +with O +no O +migraine B-Disease +attack O +but O +no O +consistent O +change O +was O +observed O +in O +patients O +with O +migraine B-Disease +attack O +. O + +In O +conclusion O +, O +the O +fact O +that O +plasma O +CGRP B-Chemical +concentration O +correlates O +with O +the O +timing O +and O +severity O +of O +a O +migraine B-Disease +headache B-Disease +suggests O +a O +direct O +relationship O +between O +CGRP B-Chemical +and O +migraine B-Disease +. O + +In O +contrast O +, O +serotonin B-Chemical +release O +from O +platelets O +does O +not O +provoke O +migraine B-Disease +, O +it O +may O +even O +counteract O +the O +headache B-Disease +and O +the O +concomitant O +CGRP B-Chemical +release O +in O +this O +model O +. O + +Hyperbaric O +oxygen B-Chemical +therapy O +for O +control O +of O +intractable O +cyclophosphamide B-Chemical +- O +induced O +hemorrhagic B-Disease +cystitis I-Disease +. O + +We O +report O +a O +case O +of O +intractable O +hemorrhagic B-Disease +cystitis I-Disease +due O +to O +cyclophosphamide B-Chemical +therapy O +for O +Wegener B-Disease +' I-Disease +s I-Disease +granulomatosis I-Disease +. O + +Conservative O +treatment O +, O +including O +bladder O +irrigation O +with O +physiological O +saline O +and O +instillation O +of O +prostaglandin B-Chemical +F2 I-Chemical +alpha I-Chemical +, O +failed O +to O +totally O +control O +hemorrhage B-Disease +. O + +We O +then O +used O +hyperbaric O +oxygen B-Chemical +at O +an O +absolute O +pressure O +of O +2 O +atm O +, O +5 O +days O +a O +week O +for O +8 O +consecutive O +weeks O +. O + +The O +bleeding B-Disease +ceased O +completely O +by O +the O +end O +of O +treatment O +and O +the O +patient O +remained O +free O +of O +hematuria B-Disease +thereafter O +. O + +No O +side O +effect O +was O +noted O +during O +the O +course O +of O +therapy O +. O + +In O +future O +, O +this O +form O +of O +therapy O +can O +offer O +a O +safe O +alternative O +in O +the O +treatment O +of O +cyclophosphamide B-Chemical +- O +induced O +hemorrhagic B-Disease +cystitis I-Disease +. O + +Acute B-Disease +psychosis I-Disease +due O +to O +treatment O +with O +phenytoin B-Chemical +in O +a O +nonepileptic O +patient O +. O + +The O +development O +of O +psychosis B-Disease +related O +to O +antiepileptic O +drug O +treatment O +is O +usually O +attributed O +to O +the O +interaction O +between O +the O +epileptic B-Disease +brain O +substratum O +and O +the O +antiepileptic O +drugs O +. O + +The O +case O +of O +a O +nonepileptic O +patient O +who O +developed O +psychosis B-Disease +following O +phenytoin B-Chemical +treatment O +for O +trigeminal B-Disease +neuralgia I-Disease +is O +described O +. O + +This O +case O +suggests O +that O +the O +psychotic B-Disease +symptoms I-Disease +that O +occur O +following O +phenytoin B-Chemical +treatment O +in O +some O +epileptic B-Disease +patients O +may O +be O +the O +direct O +result O +of O +medication O +, O +unrelated O +to O +seizures B-Disease +. O + +Risks O +of O +the O +consumption O +of O +beverages O +containing O +quinine B-Chemical +. O + +Although O +the O +United O +States O +Food O +and O +Drug O +Administration O +banned O +its O +use O +for O +nocturnal B-Disease +leg I-Disease +cramps I-Disease +due O +to O +lack O +of O +safety O +and O +efficacy O +, O +quinine B-Chemical +is O +widely O +available O +in O +beverages O +including O +tonic O +water O +and O +bitter O +lemon O +. O + +Numerous O +anecdotal O +reports O +suggest O +that O +products O +containing O +quinine B-Chemical +may O +produce O +neurological B-Disease +complications I-Disease +, O +including O +confusion B-Disease +, O +altered O +mental O +status O +, O +seizures B-Disease +, O +and O +coma B-Disease +, O +particularly O +in O +older O +women O +. O + +Psychologists O +need O +to O +inquire O +about O +consumption O +of O +quinine B-Chemical +- O +containing O +beverages O +as O +part O +of O +an O +evaluation O +process O +. O + +Transient O +platypnea B-Disease +- I-Disease +orthodeoxia I-Disease +- I-Disease +like I-Disease +syndrome I-Disease +induced O +by O +propafenone B-Chemical +overdose B-Disease +in O +a O +young O +woman O +with O +Ebstein B-Disease +' I-Disease +s I-Disease +anomaly I-Disease +. O + +In O +this O +report O +we O +describe O +the O +case O +of O +a O +37 O +- O +year O +- O +old O +white O +woman O +with O +Ebstein B-Disease +' I-Disease +s I-Disease +anomaly I-Disease +, O +who O +developed O +a O +rare O +syndrome O +called O +platypnea B-Disease +- I-Disease +orthodeoxia I-Disease +, O +characterized O +by O +massive O +right O +- O +to O +- O +left O +interatrial O +shunting O +with O +transient O +profound O +hypoxia B-Disease +and O +cyanosis B-Disease +. O + +This O +shunt O +of O +blood O +via O +a O +patent B-Disease +foramen I-Disease +ovale I-Disease +occurred O +in O +the O +presence O +of O +a O +normal O +pulmonary O +artery O +pressure O +, O +and O +was O +probably O +precipitated O +by O +a O +propafenone B-Chemical +overdose B-Disease +. O + +This O +drug O +caused O +biventricular B-Disease +dysfunction I-Disease +, O +due O +to O +its O +negative O +inotropic O +effect O +, O +and O +hypotension B-Disease +, O +due O +to O +its O +peripheral O +vasodilatory O +effect O +. O + +These O +effects O +gave O +rise O +to O +an O +increase O +in O +the O +right O +atrial O +pressure O +and O +a O +decrease O +in O +the O +left O +one O +with O +a O +consequent O +stretching O +of O +the O +foramen O +ovale O +and O +the O +creation O +of O +massive O +right O +- O +to O +- O +left O +shunting O +. O + +In O +our O +case O +this O +interatrial O +shunt O +was O +very O +accurately O +detected O +at O +bubble O +contrast O +echocardiography O +. O + +Noxious O +chemical O +stimulation O +of O +rat O +facial O +mucosa O +increases O +intracranial O +blood O +flow O +through O +a O +trigemino O +- O +parasympathetic O +reflex O +- O +- O +an O +experimental O +model O +for O +vascular B-Disease +dysfunctions I-Disease +in O +cluster B-Disease +headache I-Disease +. O + +Cluster B-Disease +headache I-Disease +is O +characterized O +by O +typical O +autonomic O +dysfunctions O +including O +facial O +and O +intracranial B-Disease +vascular I-Disease +disturbances I-Disease +. O + +Both O +the O +trigeminal O +and O +the O +cranial O +parasympathetic O +systems O +may O +be O +involved O +in O +mediating O +these O +dysfunctions O +. O + +An O +experimental O +model O +was O +developed O +in O +the O +rat O +to O +measure O +changes O +in O +lacrimation O +and O +intracranial O +blood O +flow O +following O +noxious O +chemical O +stimulation O +of O +facial O +mucosa O +. O + +Blood O +flow O +was O +monitored O +in O +arteries O +of O +the O +exposed O +cranial O +dura O +mater O +and O +the O +parietal O +cortex O +using O +laser O +Doppler O +flowmetry O +. O + +Capsaicin B-Chemical +( O +0 O +. O +01 O +- O +1 O +mm O +) O +applied O +to O +oral O +or O +nasal O +mucosa O +induced O +increases B-Disease +in I-Disease +dural I-Disease +and I-Disease +cortical I-Disease +blood I-Disease +flow I-Disease +and O +provoked O +lacrimation O +. O + +These O +responses O +were O +blocked O +by O +systemic O +pre O +- O +administration O +of O +hexamethonium B-Chemical +chloride I-Chemical +( O +20 O +mg O +/ O +kg O +) O +. O + +The O +evoked O +increases B-Disease +in I-Disease +dural I-Disease +blood I-Disease +flow I-Disease +were O +also O +abolished O +by O +topical O +pre O +- O +administration O +of O +atropine B-Chemical +( O +1 O +mm O +) O +and O +[ O +Lys1 O +, O +Pro2 O +, O +5 O +, O +Arg3 O +, O +4 O +, O +Tyr6 O +] O +- O +VIP O +( O +0 O +. O +1 O +mm O +) O +, O +a O +vasoactive O +intestinal O +polypeptide O +( O +VIP O +) O +antagonist O +, O +onto O +the O +exposed O +dura O +mater O +. O + +We O +conclude O +that O +noxious O +stimulation O +of O +facial O +mucosa O +increases O +intracranial O +blood O +flow O +and O +lacrimation O +via O +a O +trigemino O +- O +parasympathetic O +reflex O +. O + +The O +blood O +flow O +responses O +seem O +to O +be O +mediated O +by O +the O +release O +of O +acetylcholine B-Chemical +and O +VIP O +within O +the O +meninges O +. O + +Similar O +mechanisms O +may O +be O +involved O +in O +the O +pathogenesis O +of O +cluster B-Disease +headache I-Disease +. O + +Organophosphate B-Chemical +- O +induced O +convulsions B-Disease +and O +prevention O +of O +neuropathological B-Disease +damages I-Disease +. O + +Such O +organophosphorus B-Chemical +( O +OP B-Chemical +) O +compounds O +as O +diisopropylfluorophosphate B-Chemical +( O +DFP B-Chemical +) O +, O +sarin B-Chemical +and O +soman B-Chemical +are O +potent O +inhibitors O +of O +acetylcholinesterases O +( O +AChEs O +) O +and O +butyrylcholinesterases O +( O +BChEs O +) O +. O + +The O +acute O +toxicity B-Disease +of O +OPs B-Chemical +is O +the O +result O +of O +their O +irreversible O +binding O +with O +AChEs O +in O +the O +central O +nervous O +system O +( O +CNS O +) O +, O +which O +elevates O +acetylcholine B-Chemical +( O +ACh B-Chemical +) O +levels O +. O + +The O +protective O +action O +of O +subcutaneously O +( O +SC O +) O +administered O +antidotes O +or O +their O +combinations O +in O +DFP B-Chemical +( O +2 O +. O +0 O +mg O +/ O +kg O +BW O +) O +intoxication O +was O +studied O +in O +9 O +- O +10 O +- O +weeks O +- O +old O +Han O +- O +Wistar O +male O +rats O +. O + +The O +rats O +received O +AChE O +reactivator O +pralidoxime B-Chemical +- I-Chemical +2 I-Chemical +- I-Chemical +chloride I-Chemical +( O +2PAM B-Chemical +) O +( O +30 O +. O +0 O +mg O +/ O +kg O +BW O +) O +, O +anticonvulsant O +diazepam B-Chemical +( O +2 O +. O +0 O +mg O +/ O +kg O +BW O +) O +, O +A O +( O +1 O +) O +- O +adenosine B-Chemical +receptor O +agonist O +N B-Chemical +( I-Chemical +6 I-Chemical +) I-Chemical +- I-Chemical +cyclopentyl I-Chemical +adenosine I-Chemical +( O +CPA B-Chemical +) O +( O +2 O +. O +0 O +mg O +/ O +kg O +BW O +) O +, O +NMDA B-Chemical +- O +receptor O +antagonist O +dizocilpine B-Chemical +maleate I-Chemical +( O ++ O +- O +MK801 O +hydrogen O +maleate O +) O +( O +2 O +. O +0 O +mg O +/ O +kg O +BW O +) O +or O +their O +combinations O +with O +cholinolytic O +drug O +atropine B-Chemical +sulfate I-Chemical +( O +50 O +. O +0 O +mg O +/ O +kg O +BW O +) O +immediately O +or O +30 O +min O +after O +the O +single O +SC O +injection O +of O +DFP B-Chemical +. O + +The O +control O +rats O +received O +atropine B-Chemical +sulfate I-Chemical +, O +but O +also O +saline O +and O +olive O +oil O +instead O +of O +other O +antidotes O +and O +DFP B-Chemical +, O +respectively O +. O + +All O +rats O +were O +terminated O +either O +24 O +h O +or O +3 O +weeks O +after O +the O +DFP B-Chemical +injection O +. O + +The O +rats O +treated O +with O +DFP B-Chemical +- O +atropine B-Chemical +showed O +severe O +typical O +OP B-Chemical +- O +induced O +toxicity B-Disease +signs O +. O + +When O +CPA B-Chemical +, O +diazepam B-Chemical +or O +2PAM B-Chemical +was O +given O +immediately O +after O +DFP B-Chemical +- O +atropine B-Chemical +, O +these O +treatments O +prevented O +, O +delayed O +or O +shortened O +the O +occurrence O +of O +serious O +signs O +of O +poisoning B-Disease +. O + +Atropine B-Chemical +- O +MK801 B-Chemical +did O +not O +offer O +any O +additional O +protection O +against O +DFP B-Chemical +toxicity B-Disease +. O + +In O +conclusion O +, O +CPA B-Chemical +, O +diazepam B-Chemical +and O +2PAM B-Chemical +in O +combination O +with O +atropine B-Chemical +prevented O +the O +occurrence O +of O +serious O +signs O +of O +poisoning B-Disease +and O +thus O +reduced O +the O +toxicity B-Disease +of O +DFP B-Chemical +in O +rat O +. O + +A O +pyridoxine B-Chemical +- O +dependent O +behavioral B-Disease +disorder I-Disease +unmasked O +by O +isoniazid B-Chemical +. O + +A O +3 O +- O +year O +- O +old O +girl O +had O +behavioral B-Disease +deterioration I-Disease +, O +with O +hyperkinesis B-Disease +, O +irritability B-Disease +, O +and O +sleeping B-Disease +difficulties I-Disease +after O +the O +therapeutic O +administration O +of O +isoniazid B-Chemical +. O + +The O +administration O +of O +pharmacologic O +doses O +of O +pyridoxine B-Chemical +hydrochloride I-Chemical +led O +to O +a O +disappearance O +of O +symptoms O +. O + +After O +discontinuing O +isoniazid B-Chemical +therapy O +a O +similar O +pattern O +of O +behavior O +was O +noted O +that O +was O +controlled O +by O +pyridoxine B-Chemical +. O + +A O +placebo O +had O +no O +effect O +, O +but O +niacinamide B-Chemical +was O +as O +effective O +as O +pyridoxine B-Chemical +. O + +Periodic O +withdrawal O +of O +pyridoxine B-Chemical +was O +associated O +with O +return O +of O +the O +hyperkinesis B-Disease +. O + +The O +level O +of O +pyridoxal B-Chemical +in O +the O +blood O +was O +normal O +during O +the O +periods O +of O +relapse O +. O + +Metabolic O +studies O +suggested O +a O +block O +in O +the O +kynurenine B-Chemical +pathway O +of O +tryptophan B-Chemical +metabolism O +. O + +The O +patient O +has O +been O +followed O +for O +six O +years O +and O +has O +required O +pharmacologic O +doses O +of O +pyridoxine B-Chemical +to O +control O +her O +behavior O +. O + +Recurrent O +excitation O +in O +the O +dentate O +gyrus O +of O +a O +murine O +model O +of O +temporal B-Disease +lobe I-Disease +epilepsy I-Disease +. O + +Similar O +to O +rats O +, O +systemic O +pilocarpine B-Chemical +injection O +causes O +status B-Disease +epilepticus I-Disease +( O +SE B-Disease +) O +and O +the O +eventual O +development O +of O +spontaneous O +seizures B-Disease +and O +mossy O +fiber O +sprouting O +in O +C57BL O +/ O +6 O +and O +CD1 O +mice O +, O +but O +the O +physiological O +correlates O +of O +these O +events O +have O +not O +been O +identified O +in O +mice O +. O + +Population O +responses O +in O +granule O +cells O +of O +the O +dentate O +gyrus O +were O +examined O +in O +transverse O +slices O +of O +the O +ventral O +hippocampus O +from O +pilocarpine B-Chemical +- O +treated O +and O +untreated O +mice O +. O + +In O +Mg B-Chemical +( O +2 O ++ O +) O +- O +free O +bathing O +medium O +containing O +bicuculline B-Chemical +, O +conditions O +designed O +to O +increase O +excitability O +in O +the O +slices O +, O +electrical O +stimulation O +of O +the O +hilus O +resulted O +in O +a O +single O +population O +spike O +in O +granule O +cells O +from O +control O +mice O +and O +pilocarpine B-Chemical +- O +treated O +mice O +that O +did O +not O +experience O +SE B-Disease +. O + +In O +SE B-Disease +survivors O +, O +similar O +stimulation O +resulted O +in O +a O +population O +spike O +followed O +, O +at O +a O +variable O +latency O +, O +by O +negative O +DC O +shifts O +and O +repetitive O +afterdischarges O +of O +3 O +- O +60 O +s O +duration O +, O +which O +were O +blocked O +by O +ionotropic O +glutamate B-Chemical +receptor O +antagonists O +. O + +Focal O +glutamate B-Chemical +photostimulation O +of O +the O +granule O +cell O +layer O +at O +sites O +distant O +from O +the O +recording O +pipette O +resulted O +in O +population O +responses O +of O +1 O +- O +30 O +s O +duration O +in O +slices O +from O +SE B-Disease +survivors O +but O +not O +other O +groups O +. O + +These O +data O +support O +the O +hypothesis O +that O +SE B-Disease +- O +induced O +mossy O +fiber O +sprouting O +and O +synaptic O +reorganization O +are O +relevant O +characteristics O +of O +seizure B-Disease +development O +in O +these O +murine O +strains O +, O +resembling O +rat O +models O +of O +human O +temporal B-Disease +lobe I-Disease +epilepsy I-Disease +. O + +Urinary B-Disease +bladder I-Disease +cancer I-Disease +in O +Wegener B-Disease +' I-Disease +s I-Disease +granulomatosis I-Disease +: O +risks O +and O +relation O +to O +cyclophosphamide B-Chemical +. O + +OBJECTIVE O +: O +To O +assess O +and O +characterise O +the O +risk O +of O +bladder B-Disease +cancer I-Disease +, O +and O +its O +relation O +to O +cyclophosphamide B-Chemical +, O +in O +patients O +with O +Wegener B-Disease +' I-Disease +s I-Disease +granulomatosis I-Disease +. O + +METHODS O +: O +In O +the O +population O +based O +, O +nationwide O +Swedish O +Inpatient O +Register O +a O +cohort O +of O +1065 O +patients O +with O +Wegener B-Disease +' I-Disease +s I-Disease +granulomatosis I-Disease +, O +1969 O +- O +95 O +, O +was O +identified O +. O + +Through O +linkage O +with O +the O +Swedish O +Cancer B-Disease +Register O +, O +all O +subjects O +in O +this O +cohort O +diagnosed O +with O +bladder B-Disease +cancer I-Disease +were O +identified O +. O + +Nested O +within O +the O +cohort O +, O +a O +matched O +case O +- O +control O +study O +was O +performed O +to O +estimate O +the O +association O +between O +cyclophosphamide B-Chemical +and O +bladder B-Disease +cancer I-Disease +using O +odds O +ratios O +( O +ORs O +) O +as O +relative O +risk O +. O + +In O +the O +cohort O +the O +cumulative O +risk O +of O +bladder B-Disease +cancer I-Disease +after O +Wegener B-Disease +' I-Disease +s I-Disease +granulomatosis I-Disease +, O +and O +the O +relative O +prevalence O +of O +a O +history O +of O +bladder B-Disease +cancer I-Disease +at O +the O +time O +of O +diagnosis O +of O +Wegener B-Disease +' I-Disease +s I-Disease +granulomatosis I-Disease +, O +were O +also O +estimated O +. O + +RESULTS O +: O +The O +median O +cumulative O +doses O +of O +cyclophosphamide B-Chemical +among O +cases O +( O +n O += O +11 O +) O +and O +controls O +( O +n O += O +25 O +) O +were O +113 O +g O +and O +25 O +g O +, O +respectively O +. O + +The O +risk O +of O +bladder B-Disease +cancer I-Disease +doubled O +for O +every O +10 O +g O +increment O +in O +cyclophosphamide B-Chemical +( O +OR O += O +2 O +. O +0 O +, O +95 O +% O +confidence O +interval O +( O +CI O +) O +0 O +. O +8 O +to O +4 O +. O +9 O +) O +. O + +Treatment O +duration O +longer O +than O +1 O +year O +was O +associated O +with O +an O +eightfold O +increased O +risk O +( O +OR O += O +7 O +. O +7 O +, O +95 O +% O +CI O +0 O +. O +9 O +to O +69 O +) O +. O + +The O +absolute O +risk O +for O +bladder B-Disease +cancer I-Disease +in O +the O +cohort O +reached O +10 O +% O +16 O +years O +after O +diagnosis O +of O +Wegener B-Disease +' I-Disease +s I-Disease +granulomatosis I-Disease +, O +and O +a O +history O +of O +bladder B-Disease +cancer I-Disease +was O +( O +non O +- O +significantly O +) O +twice O +as O +common O +as O +expected O +at O +the O +time O +of O +diagnosis O +of O +Wegener B-Disease +' I-Disease +s I-Disease +granulomatosis I-Disease +. O + +CONCLUSION O +: O +The O +results O +indicate O +a O +dose O +- O +response O +relationship O +between O +cyclophosphamide B-Chemical +and O +the O +risk O +of O +bladder B-Disease +cancer I-Disease +, O +high O +cumulative O +risks O +in O +the O +entire O +cohort O +, O +and O +also O +the O +possibility O +of O +risk O +factors O +operating O +even O +before O +Wegener B-Disease +' I-Disease +s I-Disease +granulomatosis I-Disease +. O + +Differential O +modulation O +by O +estrogen B-Chemical +of O +alpha2 O +- O +adrenergic O +and O +I1 O +- O +imidazoline B-Chemical +receptor O +- O +mediated O +hypotension B-Disease +in O +female O +rats O +. O + +We O +have O +recently O +shown O +that O +estrogen B-Chemical +negatively O +modulates O +the O +hypotensive B-Disease +effect O +of O +clonidine B-Chemical +( O +mixed O +alpha2 O +- O +/ O +I1 O +- O +receptor O +agonist O +) O +in O +female O +rats O +and O +implicates O +the O +cardiovascular O +autonomic O +control O +in O +this O +interaction O +. O + +The O +present O +study O +investigated O +whether O +this O +effect O +of O +estrogen B-Chemical +involves O +interaction O +with O +alpha2 O +- O +and O +/ O +or O +I1 O +- O +receptors O +. O + +Changes O +evoked O +by O +a O +single O +intraperitoneal O +injection O +of O +rilmenidine B-Chemical +( O +600 O +microg O +/ O +kg O +) O +or O +alpha B-Chemical +- I-Chemical +methyldopa I-Chemical +( O +100 O +mg O +/ O +kg O +) O +, O +selective O +I1 O +- O +and O +alpha2 O +- O +receptor O +agonists O +, O +respectively O +, O +in O +blood O +pressure O +, O +hemodynamic O +variability O +, O +and O +locomotor O +activity O +were O +assessed O +in O +radiotelemetered O +sham O +- O +operated O +and O +ovariectomized O +( O +Ovx O +) O +Sprague O +- O +Dawley O +female O +rats O +with O +or O +without O +12 O +- O +wk O +estrogen B-Chemical +replacement O +. O + +Three O +time O +domain O +indexes O +of O +hemodynamic O +variability O +were O +employed O +: O +the O +standard O +deviation O +of O +mean O +arterial O +pressure O +as O +a O +measure O +of O +blood O +pressure O +variability O +and O +the O +standard O +deviation O +of O +beat O +- O +to O +- O +beat O +intervals O +( O +SDRR O +) O +and O +the O +root O +mean O +square O +of O +successive O +differences O +in O +R O +- O +wave O +- O +to O +- O +R O +- O +wave O +intervals O +as O +measures O +of O +heart O +rate O +variability O +. O + +In O +sham O +- O +operated O +rats O +, O +rilmenidine B-Chemical +or O +alpha B-Chemical +- I-Chemical +methyldopa I-Chemical +elicited O +similar O +hypotension B-Disease +that O +lasted O +at O +least O +5 O +h O +and O +was O +associated O +with O +reductions O +in O +standard O +deviation O +of O +mean O +arterial O +pressure O +. O + +SDRR O +was O +reduced O +only O +by O +alpha B-Chemical +- I-Chemical +methyldopa I-Chemical +. O + +Ovx O +significantly O +enhanced O +the O +hypotensive B-Disease +response O +to O +alpha B-Chemical +- I-Chemical +methyldopa I-Chemical +, O +in O +contrast O +to O +no O +effect O +on O +rilmenidine B-Chemical +hypotension B-Disease +. O + +The O +enhanced O +alpha B-Chemical +- I-Chemical +methyldopa I-Chemical +hypotension B-Disease +in O +Ovx O +rats O +was O +paralleled O +with O +further O +reduction O +in O +SDRR O +and O +a B-Disease +reduced I-Disease +locomotor I-Disease +activity I-Disease +. O + +Estrogen O +replacement O +( O +17beta B-Chemical +- I-Chemical +estradiol I-Chemical +subcutaneous O +pellet O +, O +14 O +. O +2 O +microg O +/ O +day O +, O +12 O +wk O +) O +of O +Ovx O +rats O +restored O +the O +hemodynamic O +and O +locomotor O +effects O +of O +alpha B-Chemical +- I-Chemical +methyldopa I-Chemical +to O +sham O +- O +operated O +levels O +. O + +These O +findings O +suggest O +that O +estrogen B-Chemical +downregulates O +alpha2 O +- O +but O +not O +I1 O +- O +receptor O +- O +mediated O +hypotension B-Disease +and O +highlight O +a O +role O +for O +the O +cardiac O +autonomic O +control O +in O +alpha B-Chemical +- I-Chemical +methyldopa I-Chemical +- O +estrogen B-Chemical +interaction O +. O + +Severe O +reversible O +left B-Disease +ventricular I-Disease +systolic I-Disease +and I-Disease +diastolic I-Disease +dysfunction I-Disease +due O +to O +accidental O +iatrogenic O +epinephrine B-Chemical +overdose B-Disease +. O + +Catecholamine B-Chemical +- O +induced O +cardiomyopathy B-Disease +due O +to O +chronic O +excess O +of O +endogenous O +catecholamines B-Chemical +has O +been O +recognized O +for O +decades O +as O +a O +clinical O +phenomenon O +. O + +In O +contrast O +, O +reports O +of O +myocardial B-Disease +dysfunction I-Disease +due O +to O +acute O +iatrogenic O +overdose B-Disease +are O +rare O +. O + +A O +35 O +- O +year O +- O +old O +woman O +whose O +cervix O +uteri O +was O +inadvertently O +injected O +with O +8 O +mg O +of O +epinephrine B-Chemical +developed O +myocardial B-Disease +stunning I-Disease +that O +was O +characterized O +by O +severe O +hemodynamic O +compromise O +, O +profound O +, O +albeit O +transient O +, O +left B-Disease +ventricular I-Disease +systolic I-Disease +and I-Disease +diastolic I-Disease +dysfunction I-Disease +, O +and O +only O +modestly O +elevated O +biochemical O +markers O +of O +myocardial B-Disease +necrosis I-Disease +. O + +Our O +case O +illustrates O +the O +serious O +consequences O +of O +medical O +errors O +that O +can O +be O +avoided O +through O +improved O +medication O +labeling O +and O +staff O +supervision O +. O + +Cardioprotective O +effect O +of O +tincture B-Chemical +of I-Chemical +Crataegus I-Chemical +on O +isoproterenol B-Chemical +- O +induced O +myocardial B-Disease +infarction I-Disease +in O +rats O +. O + +Tincture B-Chemical +of I-Chemical +Crataegus I-Chemical +( O +TCR B-Chemical +) O +, O +an O +alcoholic B-Chemical +extract I-Chemical +of I-Chemical +the I-Chemical +berries I-Chemical +of I-Chemical +hawthorn I-Chemical +( O +Crataegus B-Chemical +oxycantha I-Chemical +) O +, O +is O +used O +in O +herbal O +and O +homeopathic O +medicine O +. O + +The O +present O +study O +was O +done O +to O +investigate O +the O +protective O +effect O +of O +TCR B-Chemical +on O +experimentally O +induced O +myocardial B-Disease +infarction I-Disease +in O +rats O +. O + +Pretreatment O +of O +TCR B-Chemical +, O +at O +a O +dose O +of O +0 O +. O +5 O +mL O +/ O +100 O +g O +bodyweight O +per O +day O +, O +orally O +for O +30 O +days O +, O +prevented O +the O +increase O +in O +lipid O +peroxidation O +and O +activity O +of O +marker O +enzymes O +observed O +in O +isoproterenol B-Chemical +- O +induced O +rats O +( O +85 O +mg O +kg O +( O +- O +1 O +) O +s O +. O +c O +. O +for O +2 O +days O +at O +an O +interval O +of O +24 O +h O +) O +. O + +TCR B-Chemical +prevented O +the O +isoproterenol B-Chemical +- O +induced O +decrease O +in O +antioxidant O +enzymes O +in O +the O +heart O +and O +increased O +the O +rate O +of O +ADP B-Chemical +- O +stimulated O +oxygen B-Chemical +uptake O +and O +respiratory O +coupling O +ratio O +. O + +TCR B-Chemical +protected O +against O +pathological O +changes O +induced O +by O +isoproterenol B-Chemical +in O +rat O +heart O +. O + +The O +results O +show O +that O +pretreatment O +with O +TCR B-Chemical +may O +be O +useful O +in O +preventing O +the O +damage O +induced O +by O +isoproterenol B-Chemical +in O +rat O +heart O +. O + +Treatment O +of O +tinnitus B-Disease +by O +intratympanic O +instillation O +of O +lignocaine B-Chemical +( O +lidocaine B-Chemical +) O +2 O +per O +cent O +through O +ventilation O +tubes O +. O + +Idiopathic B-Disease +subjective I-Disease +tinnitus I-Disease +( O +IST B-Disease +) O +is O +one O +of O +the O +most O +obscure O +otological O +pathologies O +. O + +This O +paper O +presents O +the O +results O +of O +treating O +IST B-Disease +by O +intratympanic O +instillation O +of O +lignocaine B-Chemical +( O +lidocaine B-Chemical +) O +2 O +per O +cent O +through O +a O +grommet O +, O +for O +five O +weekly O +courses O +. O + +Fifty O +- O +two O +patients O +suffering O +from O +intractable O +tinnitus B-Disease +entered O +this O +therapeutic O +trial O +, O +but O +only O +nine O +finished O +all O +five O +courses O +. O + +In O +one O +patient O +, O +the O +tinnitus B-Disease +was O +almost O +completely O +abolished O +, O +but O +in O +all O +the O +nine O +patients O +the O +decompensated O +tinnitus B-Disease +changed O +to O +a O +compensated O +one O +. O + +We O +suggest O +this O +mode O +of O +treatment O +for O +patients O +that O +were O +previously O +treated O +by O +drugs O +, O +acupuncture O +and O +biofeedback O +, O +with O +disappointing O +results O +. O + +Patients O +should O +be O +warned O +about O +the O +side O +effects O +of O +vertigo B-Disease +and O +vomiting B-Disease +, O +which O +subsides O +gradually O +with O +every O +new O +instillation O +, O +and O +that O +the O +tinnitus B-Disease +may O +not O +disappear O +but O +will O +be O +alleviated O +, O +enabling O +them O +to O +cope O +more O +easily O +with O +the O +disease O +and O +lead O +a O +more O +normal O +life O +. O + +The O +alpha3 O +and O +beta4 O +nicotinic O +acetylcholine B-Chemical +receptor O +subunits O +are O +necessary O +for O +nicotine B-Chemical +- O +induced O +seizures B-Disease +and O +hypolocomotion B-Disease +in O +mice O +. O + +Binding O +of O +nicotine B-Chemical +to O +nicotinic O +acetylcholine B-Chemical +receptors O +( O +nAChRs O +) O +elicits O +a O +series O +of O +dose O +- O +dependent O +behaviors O +that O +go O +from O +altered O +exploration O +, O +sedation O +, O +and O +tremors B-Disease +, O +to O +seizures B-Disease +and O +death B-Disease +. O + +nAChRs O +are O +pentameric O +ion O +channels O +usually O +composed O +of O +alpha O +and O +beta O +subunits O +. O + +A O +gene O +cluster O +comprises O +the O +alpha3 O +, O +alpha5 O +and O +beta4 O +subunits O +, O +which O +coassemble O +to O +form O +functional O +receptors O +. O + +We O +examined O +the O +role O +of O +the O +beta4 O +subunits O +in O +nicotine B-Chemical +- O +induced O +seizures B-Disease +and O +hypolocomotion B-Disease +in O +beta4 O +homozygous O +null O +( O +beta4 O +- O +/ O +- O +) O +and O +alpha3 O +heterozygous O +( O ++ O +/ O +- O +) O +mice O +. O + +beta4 O +- O +/ O +- O +mice O +were O +less O +sensitive O +to O +the O +effects O +of O +nicotine B-Chemical +both O +at O +low O +doses O +, O +measured O +as O +decreased O +exploration O +in O +an O +open O +field O +, O +and O +at O +high O +doses O +, O +measured O +as O +sensitivity O +to O +nicotine B-Chemical +- O +induced O +seizures B-Disease +. O + +Using O +in O +situ O +hybridization O +probes O +for O +the O +alpha3 O +and O +alpha5 O +subunits O +, O +we O +showed O +that O +alpha5 O +mRNA O +levels O +are O +unchanged O +, O +whereas O +alpha3 O +mRNA O +levels O +are O +selectively O +decreased O +in O +the O +mitral O +cell O +layer O +of O +the O +olfactory O +bulb O +, O +and O +the O +inferior O +and O +the O +superior O +colliculus O +of O +beta4 O +- O +/ O +- O +brains O +. O + +alpha3 O ++ O +/ O +- O +mice O +were O +partially O +resistant O +to O +nicotine B-Chemical +- O +induced O +seizures B-Disease +when O +compared O +to O +wild O +- O +type O +littermates O +. O + +mRNA O +levels O +for O +the O +alpha5 O +and O +the O +beta4 O +subunits O +were O +unchanged O +in O +alpha3 O ++ O +/ O +- O +brains O +. O + +Together O +, O +these O +results O +suggest O +that O +the O +beta4 O +and O +the O +alpha3 O +subunits O +are O +mediators O +of O +nicotine B-Chemical +- O +induced O +seizures B-Disease +and O +hypolocomotion B-Disease +. O + +The O +effects O +of O +sevoflurane B-Chemical +on O +lidocaine B-Chemical +- O +induced O +convulsions B-Disease +. O + +The O +influence O +of O +sevoflurane B-Chemical +on O +lidocaine B-Chemical +- O +induced O +convulsions B-Disease +was O +studied O +in O +cats O +. O + +The O +convulsive B-Disease +threshold O +( O +mean O ++ O +/ O +- O +SD O +) O +was O +41 O +. O +4 O ++ O +/ O +- O +6 O +. O +5 O +mg O +. O + +l O +( O +- O +1 O +) O +with O +lidocaine B-Chemical +infusion O +( O +6 O +mg O +. O +kg O +( O +- O +1 O +) O +. O +min O +( O +- O +1 O +) O +) O +, O +increasing O +significantly O +to O +66 O +. O +6 O ++ O +/ O +- O +10 O +. O +9 O +mg O +. O + +l O +( O +- O +1 O +) O +when O +the O +end O +- O +tidal O +concentration O +of O +sevoflurane B-Chemical +was O +0 O +. O +8 O +% O +. O + +However O +, O +the O +threshold O +( O +61 O +. O +6 O ++ O +/ O +- O +8 O +. O +7 O +mg O +. O +l O +( O +- O +1 O +) O +) O +during O +1 O +. O +6 O +% O +sevoflurane B-Chemical +was O +not O +significant O +from O +that O +during O +0 O +. O +8 O +% O +sevoflurane B-Chemical +, O +indicating O +a O +celling O +effect O +. O + +There O +was O +no O +significant O +difference O +in O +the O +convulsive B-Disease +threshold O +between O +sevoflurane B-Chemical +and O +enflurane B-Chemical +. O + +The O +rise O +in O +blood O +pressure O +became O +less O +marked O +when O +higher O +concentrations O +of O +sevoflurane B-Chemical +or O +enflurane B-Chemical +were O +administered O +and O +the O +blood O +pressure O +at O +convulsions B-Disease +decreased O +significantly O +in O +1 O +. O +6 O +% O +sevoflurane B-Chemical +, O +and O +in O +0 O +. O +8 O +% O +and O +1 O +. O +6 O +% O +enflurane B-Chemical +. O + +However O +, O +there O +was O +no O +significant O +difference O +in O +the O +lidocaine B-Chemical +concentrations O +measured O +when O +the O +systolic O +blood O +pressure O +became O +70 O +mmHg O +. O + +Apamin B-Chemical +, O +a O +selective O +blocker O +of O +calcium B-Chemical +- O +dependent O +potassium B-Chemical +channels O +, O +was O +administered O +intracerebroventricularly O +in O +rats O +anesthetized O +with O +0 O +. O +8 O +% O +sevoflurane B-Chemical +to O +investigate O +the O +mechanism O +of O +the O +anticonvulsive O +effects O +. O + +Apamin B-Chemical +( O +10 O +ng O +) O +had O +a O +tendency O +to O +decrease O +the O +convulsive B-Disease +threshold O +( O +21 O +. O +6 O ++ O +/ O +- O +2 O +. O +2 O +to O +19 O +. O +9 O ++ O +/ O +- O +2 O +. O +5 O +mg O +. O +l O +( O +- O +1 O +) O +) O +but O +this O +was O +not O +statistically O +significant O +. O + +It O +is O +suggested O +that O +sevoflurane B-Chemical +reduces O +the O +convulsive B-Disease +effect O +of O +lidocaine B-Chemical +toxicity B-Disease +but O +carries O +some O +risk O +due O +to O +circulatory O +depression B-Disease +. O + +Cardiac B-Disease +toxicity I-Disease +observed O +in O +association O +with O +high O +- O +dose O +cyclophosphamide B-Chemical +- O +based O +chemotherapy O +for O +metastatic O +breast B-Disease +cancer I-Disease +. O + +INTRODUCTION O +: O +Cyclophosphamide B-Chemical +is O +an O +alkylating O +agent O +given O +frequently O +as O +a O +component O +of O +many O +conditioning O +regimens O +. O + +In O +high O +doses O +, O +its O +nonhematological O +dose O +- O +limiting O +toxicity B-Disease +is O +cardiomyopathy B-Disease +. O + +STUDY O +DESIGN O +: O +We O +combined O +paclitaxel B-Chemical +, O +melphalan B-Chemical +and O +high O +- O +dose O +cyclophosphamide B-Chemical +, O +thiotepa B-Chemical +, O +and O +carboplatin B-Chemical +in O +a O +triple O +sequential O +high O +- O +dose O +regimen O +for O +patients O +with O +metastatic O +breast B-Disease +cancer I-Disease +. O + +Analysis O +was O +performed O +on O +61 O +women O +with O +chemotherapy O +- O +responsive O +metastatic O +breast B-Disease +cancer I-Disease +receiving O +96 O +- O +h O +infusional O +cyclophosphamide B-Chemical +as O +part O +of O +a O +triple O +sequential O +high O +- O +dose O +regimen O +to O +assess O +association O +between O +presence O +of O +peritransplant O +congestive B-Disease +heart I-Disease +failure I-Disease +( O +CHF B-Disease +) O +and O +the O +following O +pretreatment O +characteristics O +: O +presence O +of O +electrocardiogram O +( O +EKG O +) O +abnormalities O +, O +age O +, O +hypertension B-Disease +, O +prior O +cardiac O +history O +, O +smoking O +, O +diabetes B-Disease +mellitus I-Disease +, O +prior O +use O +of O +anthracyclines B-Chemical +, O +and O +left O +- O +sided O +chest O +irradiation O +. O + +RESULTS O +: O +Six O +of O +61 O +women O +( O +10 O +% O +) O +developed O +clinically O +reversible O +grade O +3 O +CHF B-Disease +following O +infusional O +cyclophosphamide B-Chemical +with O +a O +median O +percent O +decline O +in O +ejection O +fraction O +of O +31 O +% O +. O + +Incidence O +of O +transient O +cyclophosphamide B-Chemical +- O +related O +cardiac B-Disease +toxicity I-Disease +( O +10 O +% O +) O +is O +comparable O +to O +previous O +recorded O +literature O +. O + +Older O +age O +was O +significantly O +correlated O +with O +the O +CHF B-Disease +development O +; O +with O +median O +ages O +for O +the O +entire O +group O +and O +for O +patients O +developing O +CHF B-Disease +of O +45 O +and O +59 O +, O +respectively O +. O + +No O +association O +was O +found O +with O +other O +pretreatment O +characteristics O +. O + +CONCLUSIONS O +: O +As O +a O +result O +of O +these O +findings O +, O +oncologists O +should O +carefully O +monitor O +fluid O +balance O +in O +older O +patients O +. O + +Routine O +EKG O +monitoring O +during O +infusional O +cyclophosphamide B-Chemical +did O +not O +predict O +CHF B-Disease +development O +. O + +Tremor B-Disease +side O +effects O +of O +salbutamol B-Chemical +, O +quantified O +by O +a O +laser O +pointer O +technique O +. O + +OBJECTIVE O +: O +To O +study O +tremor B-Disease +side O +effects O +of O +salbutamol B-Chemical +an O +easily O +applicable O +, O +quick O +and O +low O +- O +priced O +method O +is O +needed O +. O + +A O +new O +method O +using O +a O +commercially O +available O +, O +pen O +- O +shaped O +laser O +pointer O +was O +developed O +. O + +Aim O +of O +the O +study O +was O +to O +determine O +sensitivity O +, O +reproducibility O +, O +reference O +values O +and O +the O +agreement O +with O +a O +questionnaire O +. O + +METHODS O +: O +Tremor B-Disease +was O +measured O +using O +a O +laser O +pointer O +technique O +. O + +To O +determine O +sensitivity O +we O +assessed O +tremor B-Disease +in O +44 O +patients O +with O +obstructive B-Disease +lung I-Disease +disease I-Disease +after O +administration O +of O +cumulative O +doses O +of O +salbutamol B-Chemical +. O + +Subjects O +were O +asked O +to O +aim O +at O +the O +centre O +of O +a O +target O +, O +subdivided O +in O +concentric O +circles O +, O +from O +5 O +m O +distance O +. O + +The O +circle O +in O +which O +the O +participant O +succeeded O +to O +aim O +was O +recorded O +in O +millimetres O +radius O +. O + +In O +another O +series O +of O +measurements O +, O +reproducibility O +and O +reference O +values O +of O +the O +tremor B-Disease +was O +assessed O +in O +65 O +healthy O +subjects O +in O +three O +sessions O +, O +at O +9 O +a O +. O +m O +. O +, O +4 O +p O +. O +m O +. O +and O +9 O +a O +. O +m O +. O +, O +respectively O +, O +1 O +week O +later O +. O + +Postural O +tremor B-Disease +was O +measured O +with O +the O +arm O +horizontally O +outstretched O +rest O +tremor B-Disease +with O +the O +arm O +supported O +by O +an O +armrest O +and O +finally O +tremor B-Disease +was O +measured O +after O +holding O +a O +2 O +- O +kg O +weight O +until O +exhaustion O +. O + +Inter O +- O +observer O +variability O +was O +measured O +in O +a O +series O +of O +10 O +healthy O +subjects O +. O + +Tremor B-Disease +was O +measured O +simultaneously O +by O +two O +independent O +observers O +. O + +RESULTS O +: O +Salbutamol B-Chemical +significantly O +increased O +tremor B-Disease +severity O +in O +patients O +in O +a O +dose O +- O +dependent O +way O +. O + +Within O +healthy O +adults O +no O +age O +- O +dependency O +could O +be O +found O +( O +b O += O +0 O +. O +262 O +mm O +/ O +year O +; O +P O += O +0 O +. O +72 O +) O +. O + +There O +was O +no O +agreement O +between O +the O +questionnaire O +and O +tremor B-Disease +severity O +( O +r O += O +0 O +. O +093 O +; O +P O += O +0 O +. O +53 O +) O +. O + +Postural O +tremor B-Disease +showed O +no O +significant O +difference O +between O +the O +first O +and O +third O +session O +( O +P O += O +0 O +. O +07 O +) O +. O + +Support O +of O +the O +arm O +decreased O +tremor B-Disease +severity O +, O +exhaustion O +increased O +tremor B-Disease +severity O +significantly O +. O + +A O +good O +agreement O +was O +found O +between O +two O +independent O +observers O +( O +interclass O +correlation O +coefficient O +0 O +. O +72 O +) O +. O + +DISCUSSION O +: O +Quantifying O +tremor B-Disease +by O +using O +an O +inexpensive O +laser O +pointer O +is O +, O +with O +the O +exception O +of O +children O +( O +< O +12 O +years O +) O +a O +sensitive O +and O +reproducible O +method O +. O + +Safety O +and O +adverse O +effects O +associated O +with O +raloxifene B-Chemical +: O +multiple O +outcomes O +of O +raloxifene B-Chemical +evaluation O +. O + +OBJECTIVE O +: O +To O +examine O +the O +effect O +of O +raloxifene B-Chemical +on O +major O +adverse O +events O +that O +occur O +with O +postmenopausal O +estrogen B-Chemical +therapy O +or O +tamoxifen B-Chemical +. O + +METHODS O +: O +The O +Multiple O +Outcomes O +of O +Raloxifene B-Chemical +Evaluation O +, O +a O +multicenter O +, O +randomized O +, O +double O +- O +blind O +trial O +, O +enrolled O +7 O +, O +705 O +postmenopausal O +women O +with O +osteoporosis B-Disease +. O + +Women O +were O +randomly O +assigned O +to O +raloxifene B-Chemical +60 O +mg O +/ O +d O +or O +120 O +mg O +/ O +d O +or O +placebo O +. O + +Outcomes O +included O +venous B-Disease +thromboembolism I-Disease +, O +cataracts B-Disease +, O +gallbladder B-Disease +disease I-Disease +, O +and O +endometrial B-Disease +hyperplasia I-Disease +or I-Disease +cancer I-Disease +. O + +RESULTS O +: O +During O +a O +mean O +follow O +- O +up O +of O +3 O +. O +3 O +years O +, O +raloxifene B-Chemical +was O +associated O +with O +an O +increased O +risk O +for O +venous B-Disease +thromboembolism I-Disease +( O +relative O +risk O +[ O +RR O +] O +2 O +. O +1 O +; O +95 O +% O +confidence O +interval O +[ O +CI O +] O +1 O +. O +2 O +- O +3 O +. O +8 O +) O +. O + +The O +excess O +event O +rate O +was O +1 O +. O +8 O +per O +1 O +, O +000 O +woman O +- O +years O +( O +95 O +% O +CI O +- O +0 O +. O +5 O +- O +4 O +. O +1 O +) O +, O +and O +the O +number O +needed O +to O +treat O +to O +cause O +1 O +event O +was O +170 O +( O +95 O +% O +CI O +100 O +- O +582 O +) O +over O +3 O +. O +3 O +years O +. O + +Risk O +in O +the O +raloxifene B-Chemical +group O +was O +higher O +than O +in O +the O +placebo O +group O +for O +the O +first O +2 O +years O +, O +but O +decreased O +to O +about O +the O +same O +rate O +as O +in O +the O +placebo O +group O +thereafter O +. O + +Raloxifene B-Chemical +did O +not O +increase O +risk O +for O +cataracts B-Disease +( O +RR O +0 O +. O +9 O +; O +95 O +% O +CI O +0 O +. O +8 O +- O +1 O +. O +1 O +) O +, O +gallbladder B-Disease +disease I-Disease +( O +RR O +1 O +. O +0 O +; O +95 O +% O +CI O +0 O +. O +7 O +- O +1 O +. O +3 O +) O +, O +endometrial B-Disease +hyperplasia I-Disease +( O +RR O +1 O +. O +3 O +; O +95 O +% O +CI O +0 O +. O +4 O +- O +5 O +. O +1 O +) O +, O +or O +endometrial B-Disease +cancer I-Disease +( O +RR O +0 O +. O +9 O +; O +95 O +% O +CI O +0 O +. O +3 O +- O +2 O +. O +7 O +) O +. O + +CONCLUSION O +: O +Raloxifene B-Chemical +was O +associated O +with O +an O +increased O +risk O +for O +venous B-Disease +thromboembolism I-Disease +, O +but O +there O +was O +no O +increased O +risk O +for O +cataracts B-Disease +, O +gallbladder B-Disease +disease I-Disease +, O +endometrial B-Disease +hyperplasia I-Disease +, O +or O +endometrial B-Disease +cancer I-Disease +. O + +LEVEL O +OF O +EVIDENCE O +: O +I O + +Optimization O +of O +levodopa B-Chemical +therapy O +. O + +While O +there O +is O +no O +single O +correct O +starting O +dose O +for O +levodopa B-Chemical +therapy O +, O +many O +individuals O +can O +be O +started O +on O +either O +the O +25 O +/ O +100 O +or O +controlled O +- O +release O +formula O +, O +following O +the O +general O +rule O +not O +to O +attempt O +to O +titrate O +carbidopa B-Chemical +- O +levodopa B-Chemical +to O +the O +point O +of O +" O +normality O +, O +" O +which O +can O +lead O +to O +toxicity B-Disease +. O + +The O +physician O +should O +also O +determine O +the O +proper O +use O +of O +any O +adjunctive O +medications O +; O +such O +combined O +therapy O +has O +become O +the O +standard O +approach O +to O +treatment O +. O + +Following O +the O +initial O +period O +of O +therapy O +, O +emerging O +difficulties O +require O +a O +reassessment O +of O +therapeutic O +approaches O +, O +such O +as O +dosage O +adjustment O +or O +introduction O +of O +a O +dopamine B-Chemical +agonist O +. O + +Other O +possible O +adverse O +effects O +- O +- O +such O +as O +gastrointestinal B-Disease +disorders I-Disease +, O +orthostatic B-Disease +hypotension I-Disease +, O +levodopa B-Chemical +- O +induced O +psychosis B-Disease +, O +sleep B-Disease +disturbances I-Disease +or O +parasomnias B-Disease +, O +or O +drug O +interactions O +- O +- O +also O +require O +carefully O +monitored O +individual O +treatment O +. O + +Nonpharmacologic O +concerns O +can O +help O +the O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +patient O +achieve O +and O +maintain O +optimal O +functioning O +, O +including O +daily O +exercise O +, O +physical O +therapy O +, O +and O +involvement O +with O +support O +groups O +. O + +Long O +term O +audiological O +evaluation O +of O +beta B-Disease +- I-Disease +thalassemic I-Disease +patients O +. O + +OBJECTIVE O +: O +The O +objective O +of O +this O +study O +was O +to O +identify O +the O +incidence O +and O +to O +monitor O +the O +progression O +of O +hearing B-Disease +loss I-Disease +in O +children O +and O +young O +adults O +with O +beta B-Disease +- I-Disease +thalassemia I-Disease +major O +. O + +METHODS O +: O +One O +hundred O +and O +four O +( O +104 O +) O +patients O +aged O +6 O +- O +35 O +years O +( O +mean O +17 O +, O +2 O +years O +) O +participated O +in O +the O +study O +. O + +All O +patients O +were O +on O +a O +regular O +transfusion O +- O +chelation O +program O +maintaining O +a O +mean O +hemoglobin O +level O +of O +9 O +. O +5 O +gr O +/ O +dl O +. O + +Subjects O +were O +receiving O +desferrioxamine B-Chemical +( O +DFO B-Chemical +) O +chelation O +treatment O +with O +a O +mean O +daily O +dose O +of O +50 O +- O +60 O +mg O +/ O +kg O +, O +5 O +- O +6 O +days O +a O +week O +during O +the O +first O +six O +years O +of O +the O +study O +, O +which O +was O +then O +reduced O +to O +40 O +- O +50 O +mg O +/ O +kg O +for O +the O +following O +eight O +years O +. O + +Patients O +were O +followed O +for O +8 O +- O +14 O +years O +. O + +RESULTS O +: O +Overall O +, O +21 O +out O +of O +104 O +patients O +( O +20 O +. O +2 O +% O +) O +presented O +with O +high O +frequency O +sensorineural B-Disease +hearing I-Disease +loss I-Disease +( O +SNHL B-Disease +) O +, O +either O +unilateral O +or O +bilateral O +. O + +No O +ototoxic B-Disease +factor O +, O +other O +than O +DFO B-Chemical +, O +was O +present O +in O +any O +of O +the O +patients O +. O + +Patients O +with O +SNHL B-Disease +presented O +with O +relatively O +lower O +serum O +ferritin O +levels O +than O +those O +with O +normal O +hearing O +, O +however O +, O +no O +statistically O +significant O +difference O +was O +observed O +. O + +Subjects O +with O +SNHL B-Disease +were O +submitted O +to O +DFO B-Chemical +reduction O +or O +temporary O +withdrawal O +. O + +Following O +intervention O +, O +7 O +out O +of O +21 O +affected O +patients O +recovered O +, O +10 O +remained O +stable O +and O +4 O +demonstrated O +aggravation O +. O + +CONCLUSION O +: O +The O +findings O +are O +indicative O +of O +DFO B-Chemical +' O +s O +contributing O +role O +in O +the O +development O +of O +hearing B-Disease +impairment I-Disease +. O + +Regular O +audiologic O +evaluation O +is O +imperative O +in O +all O +thalassemic B-Disease +patients O +so O +that O +early O +changes O +may O +be O +recognized O +and O +treatment O +may O +be O +judiciously O +adjusted O +in O +order O +to O +prevent O +or O +reverse O +hearing B-Disease +impairment I-Disease +. O + +Individual O +differences O +in O +renal O +ACE O +activity O +in O +healthy O +rats O +predict O +susceptibility O +to O +adriamycin B-Chemical +- O +induced O +renal B-Disease +damage I-Disease +. O + +BACKGROUND O +: O +In O +man O +, O +differences O +in O +angiotensin B-Chemical +- O +converting O +enzyme O +( O +ACE O +) O +levels O +, O +related O +to O +ACE O +( O +I O +/ O +D O +) O +genotype O +, O +are O +associated O +with O +renal O +prognosis O +. O + +This O +raises O +the O +hypothesis O +that O +individual O +differences O +in O +renal O +ACE O +activity O +are O +involved O +in O +renal O +susceptibility O +to O +inflicted O +damage O +. O + +Therefore O +, O +we O +studied O +the O +predictive O +effect O +of O +renal O +ACE O +activity O +for O +the O +severity O +of O +renal B-Disease +damage I-Disease +induced O +by O +a O +single O +injection O +of O +adriamycin B-Chemical +in O +rats O +. O + +METHODS O +: O +Renal O +ACE O +activity O +( O +Hip B-Chemical +- I-Chemical +His I-Chemical +- I-Chemical +Leu I-Chemical +cleavage O +by O +cortical O +homogenates O +) O +was O +determined O +by O +renal O +biopsy O +in O +27 O +adult O +male O +Wistar O +rats O +. O + +After O +1 O +week O +of O +recovery O +, O +proteinuria B-Disease +was O +induced O +by O +adriamycin B-Chemical +[ O +1 O +. O +5 O +mg O +/ O +kg O +intravenously O +( O +i O +. O +v O +. O +) O +n O += O +18 O +; O +controls O +, O +saline O +i O +. O +v O +. O +n O += O +9 O +] O +. O + +Proteinuria B-Disease +was O +measured O +every O +2 O +weeks O +. O + +After O +12 O +weeks O +, O +rats O +were O +sacrificed O +and O +their O +kidneys O +harvested O +. O + +RESULTS O +: O +As O +anticipated O +, O +adriamycin B-Chemical +elicited O +nephrotic B-Disease +range O +proteinuria B-Disease +, O +renal B-Disease +interstitial I-Disease +damage I-Disease +and O +mild O +focal B-Disease +glomerulosclerosis I-Disease +. O + +Baseline O +renal O +ACE O +positively O +correlated O +with O +the O +relative O +rise O +in O +proteinuria B-Disease +after O +adriamycin B-Chemical +( O +r O += O +0 O +. O +62 O +, O +P O +< O +0 O +. O +01 O +) O +, O +renal O +interstitial O +alpha O +- O +smooth O +muscle O +actin O +( O +r O += O +0 O +. O +49 O +, O +P O +< O +0 O +. O +05 O +) O +, O +interstitial O +macrophage O +influx O +( O +r O += O +0 O +. O +56 O +, O +P O +< O +0 O +. O +05 O +) O +, O +interstitial O +collagen O +III O +( O +r O += O +0 O +. O +53 O +, O +P O +< O +0 O +. O +05 O +) O +, O +glomerular O +alpha O +- O +smooth O +muscle O +actin O +( O +r O += O +0 O +. O +74 O +, O +P O +< O +0 O +. O +01 O +) O +and O +glomerular O +desmin O +( O +r O += O +0 O +. O +48 O +, O +P O +< O +0 O +. O +05 O +) O +. O + +Baseline O +renal O +ACE O +did O +not O +correlate O +with O +focal B-Disease +glomerulosclerosis I-Disease +( O +r O += O +0 O +. O +22 O +, O +NS O +) O +. O + +In O +controls O +, O +no O +predictive O +values O +for O +renal O +parameters O +were O +observed O +. O + +CONCLUSION O +: O +Individual O +differences O +in O +renal O +ACE O +activity O +predict O +the O +severity O +of O +adriamycin B-Chemical +- O +induced O +renal B-Disease +damage I-Disease +in O +this O +outbred O +rat O +strain O +. O + +This O +supports O +the O +assumption O +that O +differences O +in O +renal O +ACE O +activity O +predispose O +to O +a O +less O +favourable O +course O +of O +renal B-Disease +damage I-Disease +. O + +Recurrent O +acute O +interstitial B-Disease +nephritis I-Disease +induced O +by O +azithromycin B-Chemical +. O + +A O +14 O +- O +year O +- O +old O +girl O +is O +reported O +with O +recurrent O +, O +azithromycin B-Chemical +- O +induced O +, O +acute O +interstitial B-Disease +nephritis I-Disease +. O + +The O +second O +episode O +was O +more O +severe O +than O +the O +first O +; O +and O +although O +both O +were O +treated O +with O +intensive O +corticosteroid O +therapy O +, O +renal O +function O +remained O +impaired O +. O + +Although O +most O +cases O +of O +antibiotic O +induced O +acute O +interstitial B-Disease +nephritis I-Disease +are O +benign O +and O +self O +- O +limited O +, O +some O +patients O +are O +at O +risk O +for O +permanent O +renal B-Disease +injury I-Disease +. O + +Spironolactone B-Chemical +- O +induced O +renal B-Disease +insufficiency I-Disease +and O +hyperkalemia B-Disease +in O +patients O +with O +heart B-Disease +failure I-Disease +. O + +BACKGROUND O +: O +A O +previous O +randomized O +controlled O +trial O +evaluating O +the O +use O +of O +spironolactone B-Chemical +in O +heart B-Disease +failure I-Disease +patients O +reported O +a O +low O +risk O +of O +hyperkalemia B-Disease +( O +2 O +% O +) O +and O +renal B-Disease +insufficiency I-Disease +( O +0 O +% O +) O +. O + +Because O +treatments O +for O +heart B-Disease +failure I-Disease +have O +changed O +since O +the O +benefits O +of O +spironolactone B-Chemical +were O +reported O +, O +the O +prevalence O +of O +these O +complications O +may O +differ O +in O +current O +clinical O +practice O +. O + +We O +therefore O +sought O +to O +determine O +the O +prevalence O +and O +clinical O +associations O +of O +hyperkalemia B-Disease +and O +renal B-Disease +insufficiency I-Disease +in O +heart B-Disease +failure I-Disease +patients O +treated O +with O +spironolactone B-Chemical +. O + +METHODS O +: O +We O +performed O +a O +case O +control O +study O +of O +heart B-Disease +failure I-Disease +patients O +treated O +with O +spironolactone B-Chemical +in O +our O +clinical O +practice O +. O + +Cases O +were O +patients O +who O +developed O +hyperkalemia B-Disease +( O +K B-Chemical +( O ++ O +) O +> O +5 O +. O +0 O +mEq O +/ O +L O +) O +or O +renal B-Disease +insufficiency I-Disease +( O +Cr B-Chemical +> O +or O += O +2 O +. O +5 O +mg O +/ O +dL O +) O +, O +and O +they O +were O +compared O +to O +2 O +randomly O +selected O +controls O +per O +case O +. O + +Clinical O +characteristics O +, O +medications O +, O +and O +serum O +chemistries O +at O +baseline O +and O +follow O +- O +up O +time O +periods O +were O +compared O +. O + +RESULTS O +: O +Sixty O +- O +seven O +of O +926 O +patients O +( O +7 O +. O +2 O +% O +) O +required O +discontinuation O +of O +spironolactone B-Chemical +due O +to O +hyperkalemia B-Disease +( O +n O += O +33 O +) O +or O +renal B-Disease +failure I-Disease +( O +n O += O +34 O +) O +. O + +Patients O +who O +developed O +hyperkalemia B-Disease +were O +older O +and O +more O +likely O +to O +have O +diabetes B-Disease +, O +had O +higher O +baseline O +serum O +potassium B-Chemical +levels O +and O +lower O +baseline O +potassium B-Chemical +supplement O +doses O +, O +and O +were O +more O +likely O +to O +be O +treated O +with O +beta O +- O +blockers O +than O +controls O +( O +n O += O +134 O +) O +. O + +Patients O +who O +developed O +renal B-Disease +insufficiency I-Disease +had O +lower O +baseline O +body O +weight O +and O +higher O +baseline O +serum O +creatinine B-Chemical +, O +required O +higher O +doses O +of O +loop O +diuretics O +, O +and O +were O +more O +likely O +to O +be O +treated O +with O +thiazide B-Chemical +diuretics O +than O +controls O +. O + +CONCLUSIONS O +: O +Spironolactone B-Chemical +- O +induced O +hyperkalemia B-Disease +and O +renal B-Disease +insufficiency I-Disease +are O +more O +common O +in O +our O +clinical O +experience O +than O +reported O +previously O +. O + +This O +difference O +is O +explained O +by O +patient O +comorbidities O +and O +more O +frequent O +use O +of O +beta O +- O +blockers O +. O + +Acute O +reserpine B-Chemical +and O +subchronic O +haloperidol B-Chemical +treatments O +change O +synaptosomal O +brain O +glutamate B-Chemical +uptake O +and O +elicit O +orofacial B-Disease +dyskinesia I-Disease +in O +rats O +. O + +Reserpine B-Chemical +- O +and O +haloperidol B-Chemical +- O +induced O +orofacial B-Disease +dyskinesia I-Disease +are O +putative O +animal O +models O +of O +tardive B-Disease +dyskinesia I-Disease +( O +TD B-Disease +) O +whose O +pathophysiology O +has O +been O +related O +to O +free O +radical O +generation O +and O +oxidative O +stress O +. O + +In O +the O +present O +study O +, O +the O +authors O +induced O +orofacial B-Disease +dyskinesia I-Disease +by O +acute O +reserpine B-Chemical +and O +subchronic O +haloperidol B-Chemical +administration O +to O +rats O +. O + +Reserpine B-Chemical +injection O +( O +one O +dose O +of O +1 O +mg O +/ O +kg O +s O +. O +c O +. O +) O +every O +other O +day O +for O +3 O +days O +caused O +a O +significant O +increase O +in O +vacuous O +chewing O +, O +tongue O +protrusion O +and O +duration O +of O +facial O +twitching O +, O +compared O +to O +the O +control O +. O + +Haloperidol B-Chemical +administration O +( O +one O +dose O +of O +12 O +mg O +/ O +kg O +once O +a O +week O +s O +. O +c O +. O +) O +for O +4 O +weeks O +caused O +an O +increase O +in O +vacuous O +chewing O +, O +tongue O +protrusion O +and O +duration O +of O +facial O +twitching O +observed O +in O +four O +weekly O +evaluations O +. O + +After O +the O +treatments O +and O +behavioral O +observation O +, O +glutamate B-Chemical +uptake O +by O +segments O +of O +the O +brain O +was O +analyzed O +. O + +A O +decreased O +glutamate B-Chemical +uptake O +was O +observed O +in O +the O +subcortical O +parts O +of O +animals O +treated O +with O +reserpine B-Chemical +and O +haloperidol B-Chemical +, O +compared O +to O +the O +control O +. O + +Importantly O +, O +a O +decrease O +in O +glutamate B-Chemical +uptake O +correlates O +negatively O +with O +an O +increase O +in O +the O +incidence O +of O +orofacial B-Disease +diskinesia I-Disease +. O + +These O +results O +indicate O +that O +early O +changes O +in O +glutamate B-Chemical +transport O +may O +be O +related O +to O +the O +development O +of O +vacuous O +chewing O +movements O +in O +rats O +. O + +Ceftriaxone B-Chemical +- O +associated O +biliary B-Disease +pseudolithiasis I-Disease +in O +paediatric O +surgical O +patients O +. O + +It O +is O +well O +known O +that O +ceftriaxone B-Chemical +leads O +to O +pseudolithiasis B-Disease +in O +some O +patients O +. O + +Clinical O +and O +experimental O +studies O +also O +suggest O +that O +situations O +causing O +gallbladder B-Disease +dysfunction I-Disease +, O +such O +as O +fasting O +, O +may O +have O +a O +role O +for O +the O +development O +of O +pseudolithiasis B-Disease +. O + +In O +this O +study O +, O +we O +prospectively O +evaluated O +the O +incidence O +and O +clinical O +importance O +of O +pseudolithiasis B-Disease +in O +paediatric O +surgical O +patients O +receiving O +ceftriaxone B-Chemical +treatment O +, O +who O +often O +had O +to O +fast O +in O +the O +post O +- O +operative O +period O +. O + +Fifty O +children O +who O +were O +given O +ceftriaxone B-Chemical +were O +evaluated O +by O +serial O +abdominal O +sonograms O +. O + +Of O +those O +, O +13 O +( O +26 O +% O +) O +developed O +biliary O +pathology O +. O + +Comparison O +of O +the O +patients O +with O +or O +without O +pseudolithiasis B-Disease +revealed O +no O +significant O +difference O +with O +respect O +to O +age O +, O +sex O +, O +duration O +of O +the O +treatment O +and O +starvation O +variables O +. O + +After O +cessation O +of O +the O +treatment O +, O +pseudolithiasis B-Disease +resolved O +spontaneously O +within O +a O +short O +period O +. O + +The O +incidence O +of O +pseudolithiasis B-Disease +is O +not O +affected O +by O +fasting O +. O + +Coronary B-Disease +aneurysm I-Disease +after O +implantation O +of O +a O +paclitaxel B-Chemical +- O +eluting O +stent O +. O + +Formation O +of O +coronary B-Disease +aneurysm I-Disease +is O +a O +rare O +complication O +of O +stenting O +with O +bare O +metal O +stents O +, O +but O +based O +on O +experimental O +studies O +drug O +- O +eluting O +stents O +may O +induce O +toxic O +effects O +on O +the O +vessel O +wall O +with O +incomplete O +stent O +apposition O +, O +aneurysm B-Disease +formation O +and O +with O +the O +potential O +of O +stent O +thrombosis B-Disease +or O +vessel B-Disease +rupture I-Disease +. O + +We O +present O +a O +43 O +- O +year O +- O +old O +man O +who O +developed O +a O +coronary B-Disease +aneurysm I-Disease +in O +the O +right O +coronary O +artery O +6 O +months O +after O +receiving O +a O +paclitaxel B-Chemical +- O +eluting O +stent O +. O + +The O +patient O +was O +asymptomatic O +and O +the O +aneurysm B-Disease +was O +detected O +in O +a O +routine O +control O +. O + +Angiography O +and O +intracoronary O +ultrasound O +demonstrated O +lack O +of O +contact O +between O +stent O +and O +vessel O +wall O +in O +a O +15 O +- O +mm O +long O +segment O +with O +maximal O +aneurysm B-Disease +diameter O +of O +6 O +. O +0 O +mm O +. O + +The O +patient O +was O +successfully O +treated O +with O +a O +graft O +stent O +. O + +Causes O +of O +acute O +thrombotic B-Disease +microangiopathy I-Disease +in O +patients O +receiving O +kidney O +transplantation O +. O + +OBJECTIVES O +: O +Thrombotic B-Disease +microangiopathy I-Disease +is O +a O +well O +- O +known O +problem O +in O +patients O +following O +renal O +transplantation O +. O + +In O +postrenal O +transplantation O +, O +thrombotic B-Disease +microangiopathy I-Disease +is O +often O +a O +reflection O +of O +hemolytic B-Disease +uremic I-Disease +syndrome I-Disease +. O + +We O +aimed O +to O +determine O +the O +causes O +of O +thrombotic B-Disease +microangiopathy I-Disease +in O +a O +population O +of O +renal O +transplantation O +recipients O +and O +discuss O +the O +literature O +. O + +MATERIALS O +AND O +METHODS O +: O +We O +investigated O +the O +causes O +of O +thrombotic B-Disease +microangiopathy I-Disease +during O +a O +1 O +- O +year O +period O +, O +from O +June O +2003 O +to O +June O +2004 O +, O +at O +the O +King O +Fahad O +National O +Guard O +Hospital O +in O +Riyadh O +, O +Saudi O +Arabia O +, O +by O +reviewing O +the O +slides O +of O +all O +transplant O +biopsies O +( O +n O += O +25 O +) O +performed O +during O +this O +interval O +. O + +Pre O +- O +and O +posttransplant O +crossmatching O +was O +done O +when O +possible O +. O + +RESULTS O +: O +Five O +cases O +of O +thrombotic B-Disease +microangiopathy I-Disease +were O +found O +. O + +Three O +of O +these O +cases O +were O +from O +the O +25 O +transplantations O +performed O +at O +King O +Fahad O +National O +Guard O +Hospital O +, O +while O +the O +other O +2 O +transplantations O +had O +been O +performed O +abroad O +and O +were O +referred O +to O +us O +for O +follow O +- O +up O +. O + +Three O +cases O +were O +related O +to O +cyclosporine B-Chemical +, O +and O +1 O +case O +was O +secondary O +to O +both O +cyclosporine B-Chemical +and O +tacrolimus B-Chemical +. O + +The O +fifth O +case O +had O +features O +of O +thrombotic B-Disease +microangiopathy I-Disease +related O +to O +an O +antiphospholipid B-Disease +syndrome I-Disease +in O +a O +patient O +with O +systemic B-Disease +lupus I-Disease +erythematosus I-Disease +. O + +CONCLUSIONS O +: O +In O +the O +literature O +, O +the O +most O +- O +frequent O +cause O +of O +hemolytic B-Disease +uremic I-Disease +syndrome I-Disease +in O +patients O +following O +renal O +transplantation O +is O +recurrence O +of O +the O +hemolytic B-Disease +uremic I-Disease +syndrome I-Disease +. O + +Other O +causes O +include O +drug O +- O +related O +( O +cyclosporine B-Chemical +, O +tacrolimus B-Chemical +) O +toxicity B-Disease +, O +procoagulant O +status O +, O +and O +antibody O +- O +mediated O +rejection O +. O + +We O +found O +that O +the O +most O +- O +frequent O +cause O +of O +thrombotic B-Disease +microangiopathy I-Disease +was O +drug O +related O +, O +secondary O +mainly O +to O +cyclosporine B-Chemical +. O + +In O +the O +current O +study O +, O +the O +frequency O +of O +thrombotic B-Disease +microangiopathy I-Disease +was O +similar O +to O +the O +percentage O +reported O +in O +the O +literature O +( O +20 O +% O +) O +. O + +Comparison O +of O +developmental O +toxicity B-Disease +of O +selective O +and O +non O +- O +selective O +cyclooxygenase O +- O +2 O +inhibitors O +in O +CRL O +: O +( O +WI O +) O +WUBR O +Wistar O +rats O +- O +- O +DFU B-Chemical +and O +piroxicam B-Chemical +study O +. O + +BACKGROUND O +: O +Cyclooxygenase O +( O +COX O +) O +inhibitors O +are O +one O +of O +the O +most O +often O +ingested O +drugs O +during O +pregnancy O +. O + +Unlike O +general O +toxicity B-Disease +data O +, O +their O +prenatal O +toxic O +effects O +were O +not O +extensively O +studied O +before O +. O + +The O +aim O +of O +the O +experiment O +was O +to O +evaluate O +the O +developmental O +toxicity B-Disease +of O +the O +non O +- O +selective O +( O +piroxicam B-Chemical +) O +and O +selective O +( O +DFU B-Chemical +; O +5 B-Chemical +, I-Chemical +5 I-Chemical +- I-Chemical +dimethyl I-Chemical +- I-Chemical +3 I-Chemical +- I-Chemical +( I-Chemical +3 I-Chemical +- I-Chemical +fluorophenyl I-Chemical +) I-Chemical +- I-Chemical +4 I-Chemical +- I-Chemical +( I-Chemical +4 I-Chemical +- I-Chemical +methylsulphonyl I-Chemical +) I-Chemical +phenyl I-Chemical +- I-Chemical +2 I-Chemical +( I-Chemical +5H I-Chemical +) I-Chemical +- I-Chemical +furanon I-Chemical +) O +COX O +- O +2 O +inhibitors O +. O + +METHODS O +: O +Drugs O +were O +separately O +, O +orally O +once O +daily O +dosed O +to O +pregnant O +rats O +from O +day O +8 O +to O +21 O +( O +GD1 O += O +plug O +day O +) O +. O + +Doses O +were O +set O +at O +0 O +. O +3 O +, O +3 O +. O +0 O +and O +30 O +. O +0mg O +/ O +kg O +for O +piroxicam B-Chemical +and O +0 O +. O +2 O +, O +2 O +. O +0 O +and O +20 O +. O +0mg O +/ O +kg O +for O +DFU B-Chemical +. O + +Fetuses O +were O +delivered O +on O +GD O +21 O +and O +routinely O +examined O +. O + +Comprehensive O +clinical O +and O +developmental O +measurements O +were O +done O +. O + +The O +pooled O +statistical O +analysis O +for O +ventricular B-Disease +septal I-Disease +( I-Disease +VSD I-Disease +) I-Disease +and I-Disease +midline I-Disease +( I-Disease +MD I-Disease +) I-Disease +defects I-Disease +was O +performed O +for O +rat O +fetuses O +exposed O +to O +piroxicam B-Chemical +, O +selective O +and O +non O +- O +selective O +COX O +- O +2 O +inhibitor O +based O +on O +present O +and O +historic O +data O +. O + +RESULTS O +: O +Maternal O +toxicity B-Disease +, O +intrauterine B-Disease +growth I-Disease +retardation I-Disease +, O +and O +increase B-Disease +of I-Disease +external I-Disease +and I-Disease +skeletal I-Disease +variations I-Disease +were O +found O +in O +rats O +treated O +with O +the O +highest O +dose O +of O +piroxicam B-Chemical +. O + +Decrease O +of O +fetal O +length O +was O +the O +only O +signs O +of O +the O +DFU B-Chemical +developmental O +toxicity B-Disease +observed O +in O +pups O +exposed O +to O +the O +highest O +compound O +dose O +. O + +Lack O +of O +teratogenicity O +was O +found O +in O +piroxicam B-Chemical +and O +DFU B-Chemical +- O +exposed O +groups O +. O + +Prenatal O +exposure O +to O +non O +- O +selective O +COX O +inhibitors O +increases O +the O +risk O +of O +VSD O +and O +MD O +when O +compared O +to O +historic O +control O +but O +not O +with O +selective O +COX O +- O +2 O +inhibitors O +. O + +CONCLUSION O +: O +Both O +selective O +and O +non O +- O +selective O +COX O +- O +2 O +inhibitors O +were O +toxic O +for O +rats O +fetuses O +when O +administered O +in O +the O +highest O +dose O +. O + +Unlike O +DFU B-Chemical +, O +piroxicam B-Chemical +was O +also O +highly O +toxic O +to O +the O +dams O +. O + +Prenatal O +exposure O +to O +selective O +COX O +- O +2 O +inhibitors O +does O +not O +increase O +the O +risk O +of O +ventricular B-Disease +septal I-Disease +and I-Disease +midline I-Disease +defects I-Disease +in O +rat O +when O +compared O +to O +non O +- O +selective O +drugs O +and O +historic O +control O +. O + +Lone O +atrial B-Disease +fibrillation I-Disease +associated O +with O +creatine B-Chemical +monohydrate O +supplementation O +. O + +Atrial B-Disease +fibrillation I-Disease +in O +young O +patients O +without O +structural O +heart B-Disease +disease I-Disease +is O +rare O +. O + +Therefore O +, O +when O +the O +arrhythmia B-Disease +is O +present O +in O +this O +population O +, O +reversible O +causes O +must O +be O +identified O +and O +resolved O +. O + +Thyroid B-Disease +disorders I-Disease +, O +illicit O +drug O +or O +stimulant O +use O +, O +and O +acute B-Disease +alcohol I-Disease +intoxication I-Disease +are O +among O +these O +causes O +. O + +We O +report O +the O +case O +of O +a O +30 O +- O +year O +- O +old O +Caucasian O +man O +who O +came O +to O +the O +emergency O +department O +in O +atrial B-Disease +fibrillation I-Disease +with O +rapid O +ventricular O +response O +. O + +His O +medical O +history O +was O +unremarkable O +, O +except O +for O +minor O +fractures B-Disease +of O +the O +fingers O +and O +foot O +. O + +Thyroid O +- O +stimulating O +hormone O +, O +magnesium B-Chemical +, O +and O +potassium B-Chemical +levels O +were O +within O +normal O +limits O +, O +urine O +drug O +screen O +was O +negative O +, O +and O +alcohol B-Chemical +use O +was O +denied O +. O + +However O +, O +when O +the O +patient O +was O +questioned O +about O +use O +of O +herbal O +products O +and O +supplements O +, O +the O +use O +of O +creatine B-Chemical +monohydrate O +was O +revealed O +. O + +The O +patient O +was O +admitted O +to O +the O +hospital O +, O +anticoagulated O +with O +unfractionated O +heparin B-Chemical +, O +and O +given O +intravenous O +diltiazem B-Chemical +for O +rate O +control O +and O +intravenous O +amiodarone B-Chemical +for O +rate O +and O +rhythm O +control O +. O + +When O +discharged O +less O +than O +24 O +hours O +later O +, O +he O +was O +receiving O +metoprolol B-Chemical +and O +aspirin B-Chemical +, O +with O +follow O +- O +up O +plans O +for O +echocardiography O +and O +nuclear O +imaging O +to O +assess O +perfusion O +. O + +Exogenous O +creatine B-Chemical +is O +used O +by O +athletes O +to O +theoretically O +improve O +exercise O +performance O +. O + +Vegetarians O +may O +also O +take O +creatine B-Chemical +to O +replace O +what O +they O +are O +not O +consuming O +from O +meat O +, O +fish O +, O +and O +other O +animal O +products O +. O + +Previous O +anecdotal O +reports O +have O +linked O +creatine B-Chemical +to O +the O +development O +of O +arrhythmia B-Disease +. O + +Clinicians O +must O +be O +diligent O +when O +interviewing O +patients O +about O +their O +drug O +therapy O +histories O +and O +include O +questions O +about O +their O +use O +of O +herbal O +products O +and O +dietary O +supplements O +. O + +In O +addition O +, O +it O +is O +important O +to O +report O +adverse O +effects O +associated O +with O +frequently O +consumed O +supplements O +and O +herbal O +products O +to O +the O +Food O +and O +Drug O +Administration O +and O +in O +the O +literature O +. O + +Seizures B-Disease +induced O +by O +the O +cocaine B-Chemical +metabolite O +benzoylecgonine B-Chemical +in O +rats O +. O + +The O +half O +- O +life O +( O +t1 O +/ O +2 O +) O +of O +cocaine B-Chemical +is O +relatively O +short O +, O +but O +some O +of O +the O +consequences O +of O +its O +use O +, O +such O +as O +seizures B-Disease +and O +strokes B-Disease +, O +can O +occur O +hours O +after O +exposure O +. O + +This O +led O +us O +to O +hypothesize O +that O +a O +metabolite O +of O +cocaine B-Chemical +may O +be O +responsible O +for O +some O +of O +those O +delayed O +sequelae O +. O + +We O +evaluated O +the O +potential O +of O +the O +major O +metabolite O +of O +cocaine B-Chemical +, O +benzoylecgonine B-Chemical +( O +BE B-Chemical +) O +, O +to O +cause O +seizures B-Disease +. O + +Two O +separate O +equimolar O +doses O +( O +0 O +. O +2 O +and O +0 O +. O +4 O +mumol O +) O +of O +either O +cocaine B-Chemical +or O +BE B-Chemical +were O +injected O +ventricularly O +in O +unanesthetized O +juvenile O +rats O +. O + +Treated O +rats O +were O +then O +evaluated O +for O +incidence O +, O +latency O +, O +and O +seizure B-Disease +pattern O +or O +for O +locomotor O +activity O +in O +animals O +without O +seizures B-Disease +. O + +BE B-Chemical +- O +Induced O +seizures B-Disease +occurred O +more O +frequently O +and O +had O +significantly O +longer O +latencies O +than O +those O +induced O +by O +equimolar O +amounts O +of O +cocaine B-Chemical +. O + +Whereas O +cocaine B-Chemical +- O +induced O +seizures B-Disease +were O +best O +characterized O +as O +brief O +, O +generalized O +, O +and O +tonic O +and O +resulted O +in O +death B-Disease +, O +those O +induced O +by O +BE B-Chemical +were O +prolonged O +, O +often O +multiple O +and O +mixed O +in O +type O +, O +and O +rarely O +resulted O +in O +death B-Disease +. O + +Electrical O +recordings O +from O +the O +hippocampus O +showed O +a O +rhythmic O +progression O +in O +EEG O +frequency O +and O +voltage O +with O +clinical O +seizure B-Disease +expression O +. O + +BE B-Chemical +- O +Injected O +rats O +that O +did O +not O +have O +seizures B-Disease +had O +significantly O +more O +locomotor O +activity O +than O +cocaine B-Chemical +- O +injected O +animals O +without O +seizures B-Disease +. O + +The O +finding O +that O +cocaine B-Chemical +- O +and O +BE B-Chemical +- O +induced O +seizures B-Disease +differ O +in O +several O +respects O +suggests O +more O +than O +one O +mechanism O +for O +cocaine B-Chemical +- O +induced O +seizures B-Disease +and O +emphasizes O +the O +importance O +of O +a O +cocaine B-Chemical +metabolite O +, O +BE B-Chemical +. O + +The O +selective O +5 O +- O +HT6 O +receptor O +antagonist O +Ro4368554 B-Chemical +restores O +memory O +performance O +in O +cholinergic O +and O +serotonergic O +models O +of O +memory B-Disease +deficiency I-Disease +in O +the O +rat O +. O + +Antagonists O +at O +serotonin B-Chemical +type O +6 O +( O +5 B-Chemical +- I-Chemical +HT I-Chemical +( O +6 O +) O +) O +receptors O +show O +activity O +in O +models O +of O +learning O +and O +memory O +. O + +Although O +the O +underlying O +mechanism O +( O +s O +) O +are O +not O +well O +understood O +, O +these O +effects O +may O +involve O +an O +increase O +in O +acetylcholine B-Chemical +( O +ACh B-Chemical +) O +levels O +. O + +The O +present O +study O +sought O +to O +characterize O +the O +cognitive O +- O +enhancing O +effects O +of O +the O +5 B-Chemical +- I-Chemical +HT I-Chemical +( O +6 O +) O +antagonist O +Ro4368554 B-Chemical +( O +3 B-Chemical +- I-Chemical +benzenesulfonyl I-Chemical +- I-Chemical +7 I-Chemical +- I-Chemical +( I-Chemical +4 I-Chemical +- I-Chemical +methyl I-Chemical +- I-Chemical +piperazin I-Chemical +- I-Chemical +1 I-Chemical +- I-Chemical +yl I-Chemical +) I-Chemical +1H I-Chemical +- I-Chemical +indole I-Chemical +) O +in O +a O +rat O +object O +recognition O +task O +employing O +a O +cholinergic O +( O +scopolamine B-Chemical +pretreatment O +) O +and O +a O +serotonergic O +- O +( O +tryptophan B-Chemical +( O +TRP B-Chemical +) O +depletion O +) O +deficient O +model O +, O +and O +compared O +its O +pattern O +of O +action O +with O +that O +of O +the O +acetylcholinesterase O +inhibitor O +metrifonate B-Chemical +. O + +Initial O +testing O +in O +a O +time O +- O +dependent O +forgetting O +task O +employing O +a O +24 O +- O +h O +delay O +between O +training O +and O +testing O +showed O +that O +metrifonate B-Chemical +improved O +object O +recognition O +( O +at O +10 O +and O +30 O +mg O +/ O +kg O +, O +p O +. O +o O +. O +) O +, O +whereas O +Ro4368554 B-Chemical +was O +inactive O +. O + +Both O +, O +Ro4368554 B-Chemical +( O +3 O +and O +10 O +mg O +/ O +kg O +, O +intraperitoneally O +( O +i O +. O +p O +. O +) O +) O +and O +metrifonate B-Chemical +( O +10 O +mg O +/ O +kg O +, O +p O +. O +o O +. O +, O +respectively O +) O +reversed O +memory B-Disease +deficits I-Disease +induced O +by O +scopolamine B-Chemical +and O +TRP B-Chemical +depletion O +( O +10 O +mg O +/ O +kg O +, O +i O +. O +p O +. O +, O +and O +3 O +mg O +/ O +kg O +, O +p O +. O +o O +. O +, O +respectively O +) O +. O + +In O +conclusion O +, O +although O +Ro4368554 B-Chemical +did O +not O +improve O +a O +time O +- O +related O +retention O +deficit O +, O +it O +reversed O +a O +cholinergic O +and O +a O +serotonergic O +memory B-Disease +deficit I-Disease +, O +suggesting O +that O +both O +mechanisms O +may O +be O +involved O +in O +the O +facilitation O +of O +object O +memory O +by O +Ro4368554 B-Chemical +and O +, O +possibly O +, O +other O +5 B-Chemical +- I-Chemical +HT I-Chemical +( O +6 O +) O +receptor O +antagonists O +. O + +Evaluation O +of O +the O +anticocaine O +monoclonal O +antibody O +GNC92H2 B-Chemical +as O +an O +immunotherapy O +for O +cocaine B-Disease +overdose I-Disease +. O + +The O +illicit O +use O +of O +cocaine B-Chemical +continues O +in O +epidemic O +proportions O +and O +treatment O +for O +cocaine B-Disease +overdose I-Disease +remains O +elusive O +. O + +Current O +protein O +- O +based O +technology O +offers O +a O +new O +therapeutic O +venue O +by O +which O +antibodies O +bind O +the O +drug O +in O +the O +blood O +stream O +, O +inactivating O +its O +toxic O +effects O +. O + +The O +therapeutic O +potential O +of O +the O +anticocaine O +antibody O +GNC92H2 B-Chemical +was O +examined O +using O +a O +model O +of O +cocaine B-Disease +overdose I-Disease +. O + +Swiss O +albino O +mice O +prepared O +with O +intrajugular O +catheters O +were O +tested O +in O +photocell O +cages O +after O +administration O +of O +93 O +mg O +/ O +kg O +( O +LD50 O +) O +of O +cocaine B-Chemical +and O +GNC92H2 B-Chemical +infusions O +ranging O +from O +30 O +to O +190 O +mg O +/ O +kg O +. O + +GNC92H2 B-Chemical +was O +delivered O +30 O +min O +before O +, O +concomitantly O +or O +3 O +min O +after O +cocaine B-Chemical +treatment O +. O + +Significant O +blockade O +of O +cocaine B-Chemical +toxicity B-Disease +was O +observed O +with O +the O +higher O +dose O +of O +GNC92H2 B-Chemical +( O +190 O +mg O +/ O +kg O +) O +, O +where O +premorbid O +behaviors O +were O +reduced O +up O +to O +40 O +% O +, O +seizures B-Disease +up O +to O +77 O +% O +and O +death B-Disease +by O +72 O +% O +. O + +Importantly O +, O +GNC92H2 B-Chemical +prevented O +death B-Disease +even O +post O +- O +cocaine B-Chemical +injection O +. O + +The O +results O +support O +the O +important O +potential O +of O +GNC92H2 B-Chemical +as O +a O +therapeutic O +tool O +against O +cocaine B-Disease +overdose I-Disease +. O + +Electrocardiographic O +evidence O +of O +myocardial B-Disease +injury I-Disease +in O +psychiatrically O +hospitalized O +cocaine B-Chemical +abusers O +. O + +The O +electrocardiograms O +( O +ECG O +) O +of O +99 O +cocaine B-Chemical +- O +abusing O +patients O +were O +compared O +with O +the O +ECGs O +of O +50 O +schizophrenic B-Disease +controls O +. O + +Eleven O +of O +the O +cocaine B-Chemical +abusers O +and O +none O +of O +the O +controls O +had O +ECG O +evidence O +of O +significant O +myocardial B-Disease +injury I-Disease +defined O +as O +myocardial B-Disease +infarction I-Disease +, O +ischemia B-Disease +, O +and O +bundle B-Disease +branch I-Disease +block I-Disease +. O + +Behavioral O +effects O +of O +urotensin B-Chemical +- I-Chemical +II I-Chemical +centrally O +administered O +in O +mice O +. O + +Urotensin B-Chemical +- I-Chemical +II I-Chemical +( O +U B-Chemical +- I-Chemical +II I-Chemical +) O +receptors O +are O +widely O +distributed O +in O +the O +central O +nervous O +system O +. O + +Intracerebroventricular O +( O +i O +. O +c O +. O +v O +. O +) O +injection O +of O +U B-Chemical +- I-Chemical +II I-Chemical +causes O +hypertension B-Disease +and O +bradycardia B-Disease +and O +stimulates O +prolactin O +and O +thyrotropin O +secretion O +. O + +However O +, O +the O +behavioral O +effects O +of O +centrally O +administered O +U B-Chemical +- I-Chemical +II I-Chemical +have O +received O +little O +attention O +. O + +In O +the O +present O +study O +, O +we O +tested O +the O +effects O +of O +i O +. O +c O +. O +v O +. O +injections O +of O +U B-Chemical +- I-Chemical +II I-Chemical +on O +behavioral O +, O +metabolic O +, O +and O +endocrine O +responses O +in O +mice O +. O + +Administration O +of O +graded O +doses O +of O +U B-Chemical +- I-Chemical +II I-Chemical +( O +1 O +- O +10 O +, O +000 O +ng O +/ O +mouse O +) O +provoked O +: O +( O +1 O +) O +a O +dose O +- O +dependent O +reduction O +in O +the O +number O +of O +head O +dips O +in O +the O +hole O +- O +board O +test O +; O +( O +2 O +) O +a O +dose O +- O +dependent O +reduction O +in O +the O +number O +of O +entries O +in O +the O +white O +chamber O +in O +the O +black O +- O +and O +- O +white O +compartment O +test O +, O +and O +in O +the O +number O +of O +entries O +in O +the O +central O +platform O +and O +open O +arms O +in O +the O +plus O +- O +maze O +test O +; O +and O +( O +3 O +) O +a O +dose O +- O +dependent O +increase O +in O +the O +duration O +of O +immobility O +in O +the O +forced O +- O +swimming O +test O +and O +tail O +suspension O +test O +. O + +Intracerebroventricular O +injection O +of O +U B-Chemical +- I-Chemical +II I-Chemical +also O +caused O +an O +increase O +in O +: O +food O +intake O +at O +doses O +of O +100 O +and O +1 O +, O +000 O +ng O +/ O +mouse O +, O +water O +intake O +at O +doses O +of O +100 O +- O +10 O +, O +000 O +ng O +/ O +mouse O +, O +and O +horizontal O +locomotion O +activity O +at O +a O +dose O +of O +10 O +, O +000 O +ng O +/ O +mouse O +. O + +Whatever O +was O +the O +dose O +, O +the O +central O +administration O +of O +U B-Chemical +- I-Chemical +II I-Chemical +had O +no O +effect O +on O +body O +temperature O +, O +nociception O +, O +apomorphine B-Chemical +- O +induced O +penile B-Disease +erection I-Disease +and O +climbing O +behavior O +, O +and O +stress O +- O +induced O +plasma O +corticosterone B-Chemical +level O +. O + +Taken O +together O +, O +the O +present O +study O +demonstrates O +that O +the O +central O +injection O +of O +U B-Chemical +- I-Chemical +II I-Chemical +at O +doses O +of O +1 O +- O +10 O +, O +000 O +ng O +/ O +mouse O +induces O +anxiogenic O +- O +and O +depressant O +- O +like O +effects O +in O +mouse O +. O + +These O +data O +suggest O +that O +U B-Chemical +- I-Chemical +II I-Chemical +may O +be O +involved O +in O +some O +aspects O +of O +psychiatric B-Disease +disorders I-Disease +. O + +Learning O +of O +rats O +under O +amnesia B-Disease +caused O +by O +pentobarbital B-Chemical +. O + +Dissociated O +learning O +of O +rats O +in O +the O +normal O +state O +and O +the O +state O +of O +amnesia B-Disease +produced O +by O +pentobarbital B-Chemical +( O +15 O +mg O +/ O +kg O +, O +ip O +) O +was O +carried O +out O +. O + +Rats O +were O +trained O +to O +approach O +a O +shelf O +where O +they O +received O +food O +reinforcement O +. O + +In O +Group O +1 O +the O +rats O +were O +trained O +under O +the O +influence O +of O +pentobarbital B-Chemical +to O +run O +to O +the O +same O +shelf O +as O +in O +the O +normal O +state O +. O + +In O +Group O +2 O +the O +rats O +were O +trained O +to O +approach O +different O +shelves O +in O +different O +drug O +states O +. O + +It O +was O +shown O +that O +memory B-Disease +dissociation I-Disease +occurred O +in O +both O +groups O +. O + +Differences O +in O +the O +parameters O +of O +training O +under O +the O +influence O +of O +pentobarbital B-Chemical +between O +Groups O +1 O +and O +2 O +were O +revealed O +. O + +These O +findings O +show O +that O +the O +brain O +- O +dissociated O +state O +induced O +by O +pentobarbital B-Chemical +is O +formed O +with O +the O +participation O +of O +the O +mechanisms O +of O +information O +perception O +. O + +The O +effects O +of O +short O +- O +term O +raloxifene B-Chemical +therapy O +on O +fibrinolysis O +markers O +: O +TAFI O +, O +tPA O +, O +and O +PAI O +- O +1 O +. O + +BACKGROUND O +: O +Markers O +of O +fibrinolysis O +, O +thrombin O +- O +activatable O +fibrinolysis O +inhibitor O +( O +TAFI O +) O +, O +tissue O +- O +type O +plasminogen O +activator O +( O +tPA O +) O +, O +and O +plasminogen O +activator O +inhibitor O +- O +1 O +( O +PAI O +- O +1 O +) O +levels O +were O +studied O +for O +the O +evaluation O +of O +short O +- O +term O +effects O +of O +raloxifene B-Chemical +administration O +in O +postmenopausal O +women O +. O + +METHODS O +: O +Thirty O +- O +nine O +postmenopausal O +women O +with O +osteopenia B-Disease +or O +osteoporosis B-Disease +were O +included O +in O +this O +prospective O +, O +controlled O +clinical O +study O +. O + +Twenty O +- O +five O +women O +were O +given O +raloxifene B-Chemical +hydrochloride I-Chemical +( O +60 O +mg O +/ O +day O +) O +plus O +calcium B-Chemical +( O +500 O +mg O +/ O +day O +) O +. O + +Age O +- O +matched O +controls O +( O +n O += O +14 O +) O +were O +given O +only O +calcium B-Chemical +. O + +Plasma O +TAFI O +, O +tPA O +, O +and O +PAI O +- O +1 O +antigen O +levels O +were O +measured O +at O +baseline O +and O +after O +3 O +months O +of O +treatment O +by O +commercially O +available O +ELISA O +kits O +. O + +Variations O +of O +individuals O +were O +assessed O +by O +Wilcoxon O +' O +s O +test O +. O + +Relationship O +between O +those O +markers O +and O +demographic O +characteristics O +were O +investigated O +. O + +RESULTS O +: O +Three O +months O +of O +raloxifene B-Chemical +treatment O +was O +associated O +with O +a O +significant O +decrease O +in O +the O +plasma O +TAFI O +antigen O +concentrations O +( O +16 O +% O +change O +, O +P O +< O +0 O +. O +01 O +) O +, O +and O +a O +significant O +increase O +in O +tPA O +antigen O +concentrations O +( O +25 O +% O +change O +, O +P O +< O +0 O +. O +05 O +) O +. O + +A O +significant O +correlation O +was O +found O +between O +baseline O +TAFI O +antigen O +concentrations O +and O +the O +duration O +of O +amenorrhea B-Disease +( O +P O +< O +0 O +. O +05 O +; O +r O += O +0 O +. O +33 O +) O +. O + +CONCLUSION O +: O +We O +suggest O +that O +the O +increased O +risk O +of O +venous B-Disease +thromboembolism I-Disease +due O +to O +raloxifene B-Chemical +treatment O +may O +be O +related O +to O +increased O +tPA O +levels O +, O +but O +not O +TAFI O +levels O +. O + +Valproate B-Chemical +- O +induced O +encephalopathy B-Disease +. O + +Valproate B-Chemical +- O +induced O +encephalopathy B-Disease +is O +a O +rare O +syndrome O +that O +may O +manifest O +in O +otherwise O +normal O +epileptic B-Disease +individuals O +. O + +It O +may O +even O +present O +in O +patients O +who O +have O +tolerated O +this O +medicine O +well O +in O +the O +past O +. O + +It O +is O +usually O +but O +not O +necessarily O +associated O +with O +hyperammonemia B-Disease +. O + +The O +EEG O +shows O +characteristic O +triphasic O +waves O +in O +most O +patients O +with O +this O +complication O +. O + +A O +case O +of O +valproate B-Chemical +- O +induced O +encephalopathy B-Disease +is O +presented O +. O + +The O +problems O +in O +diagnosing O +this O +condition O +are O +subsequently O +discussed O +. O + +Recurrent O +dysphonia B-Disease +and O +acitretin B-Chemical +. O + +We O +report O +the O +case O +of O +a O +woman O +complaining O +of O +dysphonia B-Disease +while O +she O +was O +treated O +by O +acitretin B-Chemical +. O + +Her O +symptoms O +totally O +regressed O +after O +drug O +withdrawal O +and O +reappeared O +when O +acitretin B-Chemical +was O +reintroduced O +. O + +To O +our O +knowledge O +, O +this O +is O +the O +first O +case O +of O +acitretin B-Chemical +- O +induced O +dysphonia B-Disease +. O + +This O +effect O +may O +be O +related O +to O +the O +pharmacological O +effect O +of O +this O +drug O +on O +mucous O +membranes O +. O + +Nitro B-Chemical +- I-Chemical +L I-Chemical +- I-Chemical +arginine I-Chemical +methyl I-Chemical +ester I-Chemical +: O +a O +potential O +protector O +against O +gentamicin B-Chemical +ototoxicity B-Disease +. O + +The O +nitric B-Chemical +oxide I-Chemical +( O +NO B-Chemical +) O +inhibitor O +nitro B-Chemical +- I-Chemical +L I-Chemical +- I-Chemical +arginine I-Chemical +methyl I-Chemical +ester I-Chemical +( O +L B-Chemical +- I-Chemical +NAME I-Chemical +) O +may O +act O +as O +an O +otoprotectant O +against O +high B-Disease +- I-Disease +frequency I-Disease +hearing I-Disease +loss I-Disease +caused O +by O +gentamicin B-Chemical +, O +but O +further O +studies O +are O +needed O +to O +confirm O +this O +. O +Aminoglycoside B-Chemical +antibiotics O +are O +still O +widely O +used O +by O +virtue O +of O +their O +efficacy O +and O +low O +cost O +. O + +Their O +ototoxicity B-Disease +is O +a O +serious O +health O +problem O +and O +, O +as O +their O +ototoxic B-Disease +mechanism O +involves O +the O +production O +of O +NO B-Chemical +, O +we O +need O +to O +assess O +the O +use O +of O +NO B-Chemical +inhibitors O +for O +the O +prevention O +of O +aminoglycoside B-Chemical +- O +induced O +sensorineural B-Disease +hearing I-Disease +loss I-Disease +. O + +In O +this O +experimental O +study O +we O +used O +30 O +Sprague O +- O +Dawley O +rats O +, O +27 O +of O +which O +had O +gentamicin B-Chemical +instilled O +into O +the O +middle O +ear O +. O + +The O +otoprotectant O +L B-Chemical +- I-Chemical +NAME I-Chemical +was O +administered O +topically O +to O +12 O +/ O +27 O +animals O +. O + +Its O +effect O +was O +determined O +in O +terms O +of O +attenuation O +of O +hearing B-Disease +loss I-Disease +, O +measured O +by O +shifts O +in O +the O +auditory O +brainstem O +response O +threshold O +. O + +L B-Chemical +- I-Chemical +NAME I-Chemical +reduced O +gentamicin B-Chemical +- O +induced O +hearing B-Disease +loss I-Disease +in O +the O +high O +- O +frequency O +range O +, O +but O +gave O +no O +protection O +in O +the O +middle O +or O +low O +frequencies O +. O + +Safety O +profile O +of O +a O +nicotine B-Chemical +lozenge O +compared O +with O +that O +of O +nicotine B-Chemical +gum O +in O +adult O +smokers O +with O +underlying O +medical O +conditions O +: O +a O +12 O +- O +week O +, O +randomized O +, O +open O +- O +label O +study O +. O + +BACKGROUND O +: O +Nicotine B-Chemical +polacrilex O +lozenges O +deliver O +25 O +% O +to O +27 O +% O +more O +nicotine B-Chemical +compared O +with O +equivalent O +doses O +of O +nicotine B-Chemical +polacrilex O +gum O +. O + +The O +increased O +nicotine B-Chemical +exposure O +from O +the O +lozenge O +has O +raised O +questions O +about O +the O +relative O +safety O +of O +the O +lozenge O +and O +gum O +. O + +OBJECTIVE O +: O +The O +objective O +of O +this O +study O +was O +to O +compare O +the O +safety O +profiles O +of O +the O +4 O +- O +mg O +nicotine B-Chemical +lozenge O +and O +4 O +- O +mg O +nicotine B-Chemical +gum O +in O +smokers O +with O +selected O +label O +- O +restricted O +diseases O +. O + +METHODS O +: O +This O +was O +a O +multicenter O +, O +randomized O +, O +open O +- O +label O +study O +in O +adult O +smokers O +with O +heart B-Disease +disease I-Disease +, O +hypertension B-Disease +not O +controlled O +by O +medication O +, O +and O +/ O +or O +diabetes B-Disease +mellitus I-Disease +. O + +Patients O +were O +randomized O +in O +a O +1 O +: O +1 O +ratio O +to O +receive O +the O +4 O +- O +mg O +nicotine B-Chemical +lozenge O +or O +4 O +- O +mg O +nicotine B-Chemical +gum O +. O + +Safety O +assessments O +were O +made O +at O +baseline O +and O +at O +2 O +, O +4 O +, O +6 O +, O +and O +12 O +weeks O +after O +the O +start O +of O +product O +use O +. O + +RESULTS O +: O +Nine O +hundred O +one O +patients O +were O +randomized O +to O +treatment O +, O +447 O +who O +received O +the O +lozenge O +and O +454 O +who O +received O +the O +gum O +( O +safety O +population O +) O +. O + +The O +majority O +were O +women O +( O +52 O +. O +7 O +% O +) O +. O + +Patients O +' O +mean O +age O +was O +53 O +. O +9 O +years O +, O +their O +mean O +weight O +was O +193 O +. O +9 O +pounds O +, O +and O +they O +smoked O +a O +mean O +of O +25 O +. O +2 O +cigarettes O +per O +day O +at O +baseline O +. O + +Five O +hundred O +fifty O +- O +three O +patients O +, O +264 O +taking O +the O +lozenge O +and O +289 O +taking O +the O +gum O +, O +used O +the O +study O +product O +for O +> O +or O += O +4 O +days O +per O +week O +during O +the O +first O +2 O +weeks O +( O +evaluable O +population O +) O +. O + +The O +nicotine B-Chemical +lozenge O +and O +nicotine B-Chemical +gum O +were O +equally O +well O +tolerated O +, O +despite O +increased O +nicotine B-Chemical +exposure O +from O +the O +lozenge O +. O + +The O +incidence O +of O +adverse O +events O +in O +the O +2 O +groups O +was O +similar O +during O +the O +first O +2 O +weeks O +of O +product O +use O +( O +evaluation O +population O +: O +55 O +. O +3 O +% O +lozenge O +, O +54 O +. O +7 O +% O +gum O +) O +, O +as O +well O +as O +during O +the O +entire O +study O +( O +safety O +population O +: O +63 O +. O +8 O +% O +and O +58 O +. O +6 O +% O +, O +respectively O +) O +. O + +Stratification O +of O +patients O +by O +sex O +, O +age O +, O +extent O +of O +concurrent O +smoking O +, O +extent O +of O +product O +use O +, O +and O +severity O +of O +adverse O +events O +revealed O +no O +clinically O +significant O +differences O +between O +the O +lozenge O +and O +gum O +. O + +The O +most O +common O +adverse O +events O +were O +nausea B-Disease +( O +17 O +. O +2 O +% O +and O +16 O +. O +1 O +% O +; O +95 O +% O +CI O +, O +- O +3 O +. O +7 O +to O +6 O +. O +0 O +) O +, O +hiccups B-Disease +( O +10 O +. O +7 O +% O +and O +6 O +. O +6 O +% O +; O +95 O +% O +CI O +, O +0 O +. O +5 O +to O +7 O +. O +8 O +) O +, O +and O +headache B-Disease +( O +8 O +. O +7 O +% O +and O +9 O +. O +9 O +% O +; O +95 O +% O +Cl O +, O +- O +5 O +. O +0 O +to O +2 O +. O +6 O +) O +. O + +Serious O +adverse O +events O +were O +reported O +in O +11 O +and O +13 O +patients O +in O +the O +respective O +groups O +. O + +Fewer O +than O +6 O +% O +of O +patients O +in O +either O +group O +were O +considered O +by O +the O +investigator O +to O +have O +a O +worsening O +of O +their O +overall O +disease O +condition O +during O +the O +study O +. O + +The O +majority O +of O +patients O +( O +> O +60 O +% O +) O +experienced O +no O +change O +in O +their O +disease O +status O +from O +baseline O +. O + +CONCLUSION O +: O +The O +4 O +- O +mg O +nicotine B-Chemical +lozenge O +and O +4 O +- O +mg O +nicotine B-Chemical +gum O +had O +comparable O +safety O +profiles O +in O +these O +patients O +with O +label O +- O +restricted O +medical O +conditions O +. O + +Pharmacological O +modulation O +of O +pain B-Disease +- O +related O +brain O +activity O +during O +normal O +and O +central O +sensitization O +states O +in O +humans O +. O + +Abnormal O +processing O +of O +somatosensory O +inputs O +in O +the O +central O +nervous O +system O +( O +central O +sensitization O +) O +is O +the O +mechanism O +accounting O +for O +the O +enhanced O +pain B-Disease +sensitivity O +in O +the O +skin O +surrounding O +tissue B-Disease +injury I-Disease +( O +secondary B-Disease +hyperalgesia I-Disease +) O +. O + +Secondary B-Disease +hyperalgesia I-Disease +shares O +clinical O +characteristics O +with O +neurogenic B-Disease +hyperalgesia I-Disease +in O +patients O +with O +neuropathic B-Disease +pain I-Disease +. O + +Abnormal O +brain O +responses O +to O +somatosensory O +stimuli O +have O +been O +found O +in O +patients O +with O +hyperalgesia B-Disease +as O +well O +as O +in O +normal O +subjects O +during O +experimental O +central O +sensitization O +. O + +The O +aim O +of O +this O +study O +was O +to O +assess O +the O +effects O +of O +gabapentin B-Chemical +, O +a O +drug O +effective O +in O +neuropathic B-Disease +pain I-Disease +patients O +, O +on O +brain O +processing O +of O +nociceptive O +information O +in O +normal O +and O +central O +sensitization O +states O +. O + +Using O +functional O +magnetic O +resonance O +imaging O +( O +fMRI O +) O +in O +normal O +volunteers O +, O +we O +studied O +the O +gabapentin B-Chemical +- O +induced O +modulation O +of O +brain O +activity O +in O +response O +to O +nociceptive O +mechanical O +stimulation O +of O +normal O +skin O +and O +capsaicin B-Chemical +- O +induced O +secondary B-Disease +hyperalgesia I-Disease +. O + +The O +dose O +of O +gabapentin B-Chemical +was O +1 O +, O +800 O +mg O +per O +os O +, O +in O +a O +single O +administration O +. O + +We O +found O +that O +( O +i O +) O +gabapentin B-Chemical +reduced O +the O +activations O +in O +the O +bilateral O +operculoinsular O +cortex O +, O +independently O +of O +the O +presence O +of O +central O +sensitization O +; O +( O +ii O +) O +gabapentin B-Chemical +reduced O +the O +activation O +in O +the O +brainstem O +, O +only O +during O +central O +sensitization O +; O +( O +iii O +) O +gabapentin B-Chemical +suppressed O +stimulus O +- O +induced O +deactivations O +, O +only O +during O +central O +sensitization O +; O +this O +effect O +was O +more O +robust O +than O +the O +effect O +on O +brain O +activation O +. O + +The O +observed O +drug O +- O +induced O +effects O +were O +not O +due O +to O +changes O +in O +the O +baseline O +fMRI O +signal O +. O + +These O +findings O +indicate O +that O +gabapentin B-Chemical +has O +a O +measurable O +antinociceptive O +effect O +and O +a O +stronger O +antihyperalgesic O +effect O +most O +evident O +in O +the O +brain O +areas O +undergoing O +deactivation O +, O +thus O +supporting O +the O +concept O +that O +gabapentin B-Chemical +is O +more O +effective O +in O +modulating O +nociceptive O +transmission O +when O +central O +sensitization O +is O +present O +. O + +Investigation O +of O +mitochondrial O +involvement O +in O +the O +experimental O +model O +of O +epilepsy B-Disease +induced O +by O +pilocarpine B-Chemical +. O + +Mitochondrial B-Disease +abnormalities I-Disease +have O +been O +associated O +with O +several O +aspects O +of O +epileptogenesis O +, O +such O +as O +energy O +generation O +, O +control O +of O +cell O +death B-Disease +, O +neurotransmitter O +synthesis O +, O +and O +free O +radical O +( O +FR O +) O +production O +. O + +Increased O +production O +of O +FRs O +may O +cause O +mtDNA O +damage O +leading O +to O +decreased O +activities O +of O +oxidative O +phosphorylation O +complexes O +containing O +mtDNA O +- O +encoded O +subunits O +. O + +In O +this O +study O +, O +we O +investigated O +whether O +increased O +generation O +of O +FR O +during O +status B-Disease +epilepticus I-Disease +would O +be O +sufficient O +to O +provoke O +abnormalities O +in O +mtDNA O +and O +in O +the O +expression O +and O +activity O +of O +cytochrome O +c O +oxidase O +( O +CCO O +) O +, O +complex O +IV O +of O +the O +respiratory O +chain O +, O +in O +the O +chronic O +phase O +of O +the O +pilocarpine B-Chemical +model O +of O +temporal B-Disease +lobe I-Disease +epilepsy I-Disease +. O + +DNA O +analysis O +revealed O +low O +amounts O +of O +a O +4 O +. O +8 O +kb O +mtDNA O +deletion O +but O +with O +no O +differences O +in O +frequency O +or O +quantity O +in O +the O +control O +and O +experimental O +groups O +. O + +We O +did O +not O +find O +abnormalities O +in O +the O +expression O +and O +distribution O +of O +an O +mtDNA O +- O +encoded O +subunit O +of O +CCO O +( O +CCO O +- O +I O +) O +or O +a O +relative O +decrease O +in O +CCO O +- O +I O +when O +compared O +with O +nuclear O +- O +encoded O +subunits O +( O +CCO O +- O +IV O +and O +SDH O +- O +fp O +) O +. O + +No O +abnormality O +in O +CCO O +activity O +was O +observed O +through O +histochemistry O +. O + +Although O +evidences O +of O +mitochondrial B-Disease +abnormalities I-Disease +were O +found O +in O +previously O +published O +studies O +, O +our O +results O +do O +not O +suggest O +that O +the O +FRs O +, O +generated O +during O +the O +acute O +phase O +, O +determined O +important O +abnormalities O +in O +mtDNA O +, O +in O +expression O +of O +CCO O +- O +I O +, O +and O +in O +CCO O +activity O +. O + +Adverse O +effect O +of O +the O +calcium B-Chemical +channel O +blocker O +nitrendipine B-Chemical +on O +nephrosclerosis B-Disease +in O +rats O +with O +renovascular B-Disease +hypertension I-Disease +. O + +The O +effect O +of O +a O +6 O +- O +week O +treatment O +with O +the O +calcium B-Chemical +channel O +blocker O +nitrendipine B-Chemical +or O +the O +angiotensin B-Chemical +converting O +enzyme O +inhibitor O +enalapril B-Chemical +on O +blood O +pressure O +, O +albuminuria B-Disease +, O +renal O +hemodynamics O +, O +and O +morphology O +of O +the O +nonclipped O +kidney O +was O +studied O +in O +rats O +with O +two O +- O +kidney O +, O +one O +clip O +renovascular B-Disease +hypertension I-Disease +. O + +Six O +weeks O +after O +clipping O +of O +one O +renal O +artery O +, O +hypertensive B-Disease +rats O +( O +178 O ++ O +/ O +- O +4 O +mm O +Hg O +) O +were O +randomly O +assigned O +to O +three O +groups O +: O +untreated O +hypertensive B-Disease +controls O +( O +n O += O +8 O +) O +, O +enalapril B-Chemical +- O +treated O +( O +n O += O +8 O +) O +, O +or O +nitrendipine B-Chemical +- O +treated O +( O +n O += O +10 O +) O +. O + +Sham O +- O +operated O +rats O +served O +as O +normotensive O +controls O +( O +128 O ++ O +/ O +- O +3 O +mm O +Hg O +, O +n O += O +8 O +) O +. O + +After O +6 O +weeks O +of O +treatment O +, O +renal O +hemodynamics O +( O +glomerular O +filtration O +rate O +and O +renal O +plasma O +flow O +) O +were O +measured O +in O +the O +anesthetized O +rats O +. O + +Renal O +tissue O +was O +obtained O +for O +determination O +of O +glomerular O +size O +and O +sclerosis O +. O + +Enalapril B-Chemical +but O +not O +nitrendipine B-Chemical +reduced O +blood O +pressure O +significantly O +. O + +After O +6 O +weeks O +of O +therapy O +, O +glomerular O +filtration O +rate O +was O +not O +different O +among O +the O +studied O +groups O +. O + +Renal O +plasma O +flow O +increased O +, O +but O +albumin O +excretion O +and O +glomerulosclerosis B-Disease +did O +not O +change O +after O +enalapril B-Chemical +treatment O +. O + +In O +contrast O +, O +in O +the O +nitrendipine B-Chemical +- O +treated O +group O +albuminuria B-Disease +increased O +from O +12 O +. O +8 O ++ O +/ O +- O +2 O +progressively O +to O +163 O ++ O +/ O +- O +55 O +compared O +with O +19 O +. O +2 O ++ O +/ O +- O +9 O +mg O +/ O +24 O +hr O +in O +the O +hypertensive B-Disease +controls O +. O + +Furthermore O +, O +glomerulosclerosis B-Disease +index O +was O +significantly O +increased O +in O +the O +nitrendipine B-Chemical +- O +treated O +group O +compared O +with O +the O +hypertensive B-Disease +controls O +( O +0 O +. O +38 O ++ O +/ O +- O +0 O +. O +1 O +versus O +0 O +. O +13 O ++ O +/ O +- O +0 O +. O +04 O +) O +. O + +In O +addition O +, O +glomerular O +size O +was O +higher O +in O +the O +nitrendipine B-Chemical +- O +treated O +group O +( O +14 O +. O +9 O ++ O +/ O +- O +0 O +. O +17 O +10 O +( O +- O +3 O +) O +mm2 O +) O +but O +lower O +in O +the O +enalapril B-Chemical +- O +treated O +group O +( O +11 O +. O +5 O ++ O +/ O +- O +0 O +. O +15 O +10 O +( O +- O +3 O +) O +mm2 O +) O +compared O +with O +the O +hypertensive B-Disease +controls O +( O +12 O +. O +1 O ++ O +/ O +- O +0 O +. O +17 O +10 O +( O +- O +3 O +) O +mm2 O +) O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +Ketoconazole B-Chemical +induced O +torsades B-Disease +de I-Disease +pointes I-Disease +without O +concomitant O +use O +of O +QT O +interval O +- O +prolonging O +drug O +. O + +Ketoconazole B-Chemical +is O +not O +known O +to O +be O +proarrhythmic O +without O +concomitant O +use O +of O +QT O +interval O +- O +prolonging O +drugs O +. O + +We O +report O +a O +woman O +with O +coronary B-Disease +artery I-Disease +disease I-Disease +who O +developed O +a O +markedly O +prolonged B-Disease +QT I-Disease +interval I-Disease +and O +torsades B-Disease +de I-Disease +pointes I-Disease +( O +TdP B-Disease +) O +after O +taking O +ketoconazole B-Chemical +for O +treatment O +of O +fungal B-Disease +infection I-Disease +. O + +Her O +QT O +interval O +returned O +to O +normal O +upon O +withdrawal O +of O +ketoconazole B-Chemical +. O + +Genetic O +study O +did O +not O +find O +any O +mutation O +in O +her O +genes O +that O +encode O +cardiac O +IKr O +channel O +proteins O +. O + +We O +postulate O +that O +by O +virtue O +of O +its O +direct O +blocking O +action O +on O +IKr O +, O +ketoconazole B-Chemical +alone O +may O +prolong O +QT O +interval O +and O +induce O +TdP B-Disease +. O + +This O +calls O +for O +attention O +when O +ketoconazole B-Chemical +is O +administered O +to O +patients O +with O +risk O +factors O +for O +acquired O +long B-Disease +QT I-Disease +syndrome I-Disease +. O + +Cerebral B-Disease +vasculitis I-Disease +following O +oral O +methylphenidate B-Chemical +intake O +in O +an O +adult O +: O +a O +case O +report O +. O + +Methylphenidate B-Chemical +is O +structurally O +and O +functionally O +similar O +to O +amphetamine B-Chemical +. O + +Cerebral B-Disease +vasculitis I-Disease +associated O +with O +amphetamine B-Disease +abuse I-Disease +is O +well O +documented O +, O +and O +in O +rare O +cases O +ischaemic B-Disease +stroke I-Disease +has O +been O +reported O +after O +methylphenidate B-Chemical +intake O +in O +children O +. O + +We O +report O +the O +case O +of O +a O +63 O +- O +year O +- O +old O +female O +who O +was O +treated O +with O +methylphenidate B-Chemical +due O +to O +hyperactivity B-Disease +and O +suffered O +from O +multiple O +ischaemic B-Disease +strokes I-Disease +. O + +We O +consider O +drug O +- O +induced O +cerebral B-Disease +vasculitis I-Disease +as O +the O +most O +likely O +cause O +of O +recurrent O +ischaemic B-Disease +strokes I-Disease +in O +the O +absence O +of O +any O +pathological O +findings O +during O +the O +diagnostic O +work O +- O +up O +. O + +We O +conclude O +that O +methylphenidate B-Chemical +mediated O +vasculitis B-Disease +should O +be O +considered O +in O +patients O +with O +neurological O +symptoms O +and O +a O +history O +of O +methylphenidate B-Chemical +therapy O +. O + +This O +potential O +side O +- O +effect O +, O +though O +very O +rare O +, O +represents O +one O +more O +reason O +to O +be O +very O +restrictive O +in O +the O +use O +of O +methylphenidate B-Chemical +. O + +MDMA B-Chemical +polydrug O +users O +show O +process O +- O +specific O +central O +executive O +impairments O +coupled O +with O +impaired B-Disease +social I-Disease +and I-Disease +emotional I-Disease +judgement I-Disease +processes I-Disease +. O + +In O +recent O +years O +working O +memory B-Disease +deficits I-Disease +have O +been O +reported O +in O +users O +of O +MDMA B-Chemical +( O +3 B-Chemical +, I-Chemical +4 I-Chemical +- I-Chemical +methylenedioxymethamphetamine I-Chemical +, O +ecstasy B-Chemical +) O +. O + +The O +current O +study O +aimed O +to O +assess O +the O +impact O +of O +MDMA B-Chemical +use O +on O +three O +separate O +central O +executive O +processes O +( O +set O +shifting O +, O +inhibition O +and O +memory O +updating O +) O +and O +also O +on O +" O +prefrontal O +" O +mediated O +social O +and O +emotional O +judgement O +processes O +. O + +Fifteen O +polydrug O +ecstasy B-Chemical +users O +and O +15 O +polydrug O +non O +- O +ecstasy B-Chemical +user O +controls O +completed O +a O +general O +drug O +use O +questionnaire O +, O +the O +Brixton O +Spatial O +Anticipation O +task O +( O +set O +shifting O +) O +, O +Backward O +Digit O +Span O +procedure O +( O +memory O +updating O +) O +, O +Inhibition O +of O +Return O +( O +inhibition O +) O +, O +an O +emotional O +intelligence O +scale O +, O +the O +Tromso O +Social O +Intelligence O +Scale O +and O +the O +Dysexecutive O +Questionnaire O +( O +DEX O +) O +. O + +Compared O +with O +MDMA B-Chemical +- O +free O +polydrug O +controls O +, O +MDMA B-Chemical +polydrug O +users O +showed O +impairments O +in O +set O +shifting O +and O +memory O +updating O +, O +and O +also O +in O +social O +and O +emotional O +judgement O +processes O +. O + +The O +latter O +two O +deficits O +remained O +significant O +after O +controlling O +for O +other O +drug O +use O +. O + +These O +data O +lend O +further O +support O +to O +the O +proposal O +that O +cognitive O +processes O +mediated O +by O +the O +prefrontal O +cortex O +may O +be O +impaired O +by O +recreational O +ecstasy B-Chemical +use O +. O + +Phase O +II O +study O +of O +the O +amsacrine B-Chemical +analogue O +CI B-Chemical +- I-Chemical +921 I-Chemical +( O +NSC B-Chemical +343499 I-Chemical +) O +in O +non B-Disease +- I-Disease +small I-Disease +cell I-Disease +lung I-Disease +cancer I-Disease +. O + +CI B-Chemical +- I-Chemical +921 I-Chemical +( O +NSC B-Chemical +343499 I-Chemical +; O +9 B-Chemical +- I-Chemical +[ I-Chemical +[ I-Chemical +2 I-Chemical +- I-Chemical +methoxy I-Chemical +- I-Chemical +4 I-Chemical +- I-Chemical +[ I-Chemical +( I-Chemical +methylsulphonyl I-Chemical +) I-Chemical +amino I-Chemical +] I-Chemical +phenyl I-Chemical +] I-Chemical +amino I-Chemical +] I-Chemical +- I-Chemical +N I-Chemical +, I-Chemical +5 I-Chemical +- I-Chemical +dimethyl I-Chemical +- I-Chemical +4 I-Chemical +- I-Chemical +acridinecarboxamide I-Chemical +) O +is O +a O +topoisomerase O +II O +poison O +with O +high O +experimental O +antitumour O +activity O +. O + +It O +was O +administered O +by O +15 O +min O +infusion O +to O +16 O +evaluable O +patients O +with O +non B-Disease +- I-Disease +small I-Disease +cell I-Disease +lung I-Disease +cancer I-Disease +( O +NSCLC B-Disease +) O +( O +7 O +with O +no O +prior O +treatment O +, O +9 O +patients O +in O +relapse O +following O +surgery O +/ O +radiotherapy O +) O +at O +a O +dose O +( O +648 O +mg O +/ O +m2 O +divided O +over O +3 O +days O +, O +repeated O +every O +3 O +weeks O +) O +determined O +by O +phase O +I O +trial O +. O + +Patients O +had O +a O +median O +performance O +status O +of O +1 O +( O +WHO O +) O +, O +and O +median O +age O +of O +61 O +years O +. O + +The O +histology O +comprised O +squamous B-Disease +carcinoma I-Disease +( O +11 O +) O +, O +adenocarcinoma B-Disease +( O +1 O +) O +, O +mixed O +histology O +( O +2 O +) O +, O +bronchio B-Disease +- I-Disease +alveolar I-Disease +carcinoma I-Disease +( O +1 O +) O +and O +large O +cell O +undifferentiated B-Disease +carcinoma I-Disease +( O +1 O +) O +. O + +Neutropenia B-Disease +grade O +greater O +than O +or O +equal O +to O +3 O +was O +seen O +in O +15 O +patients O +, O +infections B-Disease +with O +recovery O +in O +3 O +, O +and O +grand O +mal O +seizures B-Disease +in O +1 O +patient O +. O + +Grade O +less O +than O +or O +equal O +to O +2 O +nausea B-Disease +and O +vomiting B-Disease +occurred O +in O +66 O +% O +courses O +and O +phlebitis B-Disease +in O +the O +infusion O +arm O +in O +37 O +% O +. O + +1 O +patient O +with O +squamous B-Disease +cell I-Disease +carcinoma I-Disease +achieved O +a O +partial O +response O +lasting O +5 O +months O +. O + +Further O +testing O +in O +this O +and O +other O +tumour B-Disease +types O +using O +multiple O +daily O +schedules O +is O +warranted O +. O + +Pharmacokinetics O +of O +desipramine B-Chemical +HCl I-Chemical +when O +administered O +with O +cinacalcet B-Chemical +HCl I-Chemical +. O + +OBJECTIVE O +: O +In O +vitro O +work O +has O +demonstrated O +that O +cinacalcet B-Chemical +is O +a O +strong O +inhibitor O +of O +cytochrome O +P450 O +isoenzyme O +( O +CYP O +) O +2D6 O +. O + +The O +purpose O +of O +this O +study O +was O +to O +evaluate O +the O +effect O +of O +cinacalcet B-Chemical +on O +CYP2D6 O +activity O +, O +using O +desipramine B-Chemical +as O +a O +probe O +substrate O +, O +in O +healthy O +subjects O +. O + +METHODS O +: O +Seventeen O +subjects O +who O +were O +genotyped O +as O +CYP2D6 O +extensive O +metabolizers O +were O +enrolled O +in O +this O +randomized O +, O +open O +- O +label O +, O +crossover O +study O +to O +receive O +a O +single O +oral O +dose O +of O +desipramine B-Chemical +( O +50 O +mg O +) O +on O +two O +separate O +occasions O +, O +once O +alone O +and O +once O +after O +multiple O +doses O +of O +cinacalcet B-Chemical +( O +90 O +mg O +for O +7 O +days O +) O +. O + +Blood O +samples O +were O +obtained O +predose O +and O +up O +to O +72 O +h O +postdose O +. O + +RESULTS O +: O +Fourteen O +subjects O +completed O +both O +treatment O +arms O +. O + +Relative O +to O +desipramine B-Chemical +alone O +, O +mean O +AUC O +and O +C O +( O +max O +) O +of O +desipramine B-Chemical +increased O +3 O +. O +6 O +- O +and O +1 O +. O +8 O +- O +fold O +when O +coadministered O +with O +cinacalcet B-Chemical +. O + +The O +t O +( O +1 O +/ O +2 O +, O +z O +) O +of O +desipramine B-Chemical +was O +longer O +when O +desipramine B-Chemical +was O +coadministered O +with O +cinacalcet B-Chemical +( O +21 O +. O +0 O +versus O +43 O +. O +3 O +hs O +) O +. O + +The O +t O +( O +max O +) O +was O +similar O +between O +the O +regimens O +. O + +Fewer O +subjects O +reported O +adverse O +events O +following O +treatment O +with O +desipramine B-Chemical +alone O +than O +when O +receiving O +desipramine B-Chemical +with O +cinacalcet B-Chemical +( O +33 O +versus O +86 O +% O +) O +, O +the O +most O +frequent O +of O +which O +( O +nausea B-Disease +and O +headache B-Disease +) O +have O +been O +reported O +for O +patients O +treated O +with O +either O +desipramine B-Chemical +or O +cinacalcet B-Chemical +. O + +CONCLUSION O +: O +This O +study O +demonstrates O +that O +cinacalcet B-Chemical +is O +a O +strong O +inhibitor O +of O +CYP2D6 O +. O + +These O +data O +suggest O +that O +during O +concomitant O +treatment O +with O +cinacalcet B-Chemical +, O +dose O +adjustment O +may O +be O +necessary O +for O +drugs O +that O +demonstrate O +a O +narrow O +therapeutic O +index O +and O +are O +metabolized O +by O +CYP2D6 O +. O + +Case O +report O +: O +acute O +unintentional O +carbachol B-Chemical +intoxication O +. O + +INTRODUCTION O +: O +Intoxications O +with O +carbachol B-Chemical +, O +a O +muscarinic O +cholinergic O +receptor O +agonist O +are O +rare O +. O + +We O +report O +an O +interesting O +case O +investigating O +a O +( O +near O +) O +fatal O +poisoning B-Disease +. O + +METHODS O +: O +The O +son O +of O +an O +84 O +- O +year O +- O +old O +male O +discovered O +a O +newspaper O +report O +stating O +clinical O +success O +with O +plant O +extracts O +in O +Alzheimer B-Disease +' I-Disease +s I-Disease +disease I-Disease +. O + +The O +mode O +of O +action O +was O +said O +to O +be O +comparable O +to O +that O +of O +the O +synthetic O +compound O +' O +carbamylcholin B-Chemical +' O +; O +that O +is O +, O +carbachol B-Chemical +. O + +He O +bought O +25 O +g O +of O +carbachol B-Chemical +as O +pure O +substance O +in O +a O +pharmacy O +, O +and O +the O +father O +was O +administered O +400 O +to O +500 O +mg O +. O + +Carbachol B-Chemical +concentrations O +in O +serum O +and O +urine O +on O +day O +1 O +and O +2 O +of O +hospital O +admission O +were O +analysed O +by O +HPLC O +- O +mass O +spectrometry O +. O + +RESULTS O +: O +Minutes O +after O +oral O +administration O +, O +the O +patient O +developed O +nausea B-Disease +, O +sweating O +and O +hypotension B-Disease +, O +and O +finally O +collapsed O +. O + +Bradycardia B-Disease +, O +cholinergic O +symptoms O +and O +asystole B-Disease +occurred O +. O + +Initial O +cardiopulmonary O +resuscitation O +and O +immediate O +treatment O +with O +adrenaline B-Chemical +( O +epinephrine B-Chemical +) O +, O +atropine B-Chemical +and O +furosemide B-Chemical +was O +successful O +. O + +On O +hospital O +admission O +, O +blood O +pressure O +of O +the O +intubated O +, O +bradyarrhythmic O +patient O +was O +100 O +/ O +65 O +mmHg O +. O + +Further O +signs O +were O +hyperhidrosis B-Disease +, O +hypersalivation B-Disease +, O +bronchorrhoea B-Disease +, O +and O +severe O +miosis B-Disease +; O +the O +electrocardiographic O +finding O +was O +atrio B-Disease +- I-Disease +ventricular I-Disease +dissociation I-Disease +. O + +High O +doses O +of O +atropine B-Chemical +( O +up O +to O +50 O +mg O +per O +24 O +hours O +) O +, O +adrenaline B-Chemical +and O +dopamine B-Chemical +were O +necessary O +. O + +The O +patient O +was O +extubated O +1 O +week O +later O +. O + +However O +, O +increased O +dyspnoea B-Disease +and O +bronchospasm B-Disease +necessitated O +reintubation O +. O + +Respiratory B-Disease +insufficiency I-Disease +was O +further O +worsened O +by O +Proteus B-Disease +mirabilis I-Disease +infection I-Disease +and O +severe O +bronchoconstriction O +. O + +One O +week O +later O +, O +the O +patient O +was O +again O +extubated O +and O +3 O +days O +later O +was O +transferred O +to O +a O +peripheral O +ward O +. O + +On O +the O +next O +day O +he O +died O +, O +probably O +as O +a O +result O +of O +heart B-Disease +failure I-Disease +. O + +Serum O +samples O +from O +the O +first O +and O +second O +days O +contained O +3 O +. O +6 O +and O +1 O +. O +9 O +mg O +/ O +l O +carbachol B-Chemical +, O +respectively O +. O + +The O +corresponding O +urine O +concentrations O +amounted O +to O +374 O +and O +554 O +mg O +/ O +l O +. O + +CONCLUSION O +: O +This O +case O +started O +with O +a O +media O +report O +in O +a O +popular O +newspaper O +, O +initiated O +by O +published O +, O +peer O +- O +reviewed O +research O +on O +herbals O +, O +and O +involved O +human O +failure O +in O +a O +case O +history O +, O +medical O +examination O +and O +clinical O +treatment O +. O + +For O +the O +first O +time O +, O +an O +analytical O +method O +for O +the O +determination O +of O +carbachol B-Chemical +in O +plasma O +and O +urine O +has O +been O +developed O +. O + +The O +analysed O +carbachol B-Chemical +concentration O +exceeded O +the O +supposed O +serum O +level O +resulting O +from O +a O +therapeutic O +dose O +by O +a O +factor O +of O +130 O +to O +260 O +. O + +Especially O +in O +old O +patients O +, O +intensivists O +should O +consider O +intoxications O +( O +with O +cholinergics O +) O +as O +a O +cause O +of O +acute B-Disease +cardiovascular I-Disease +failure I-Disease +. O + +Pharmacological O +evidence O +for O +the O +potential O +of O +Daucus O +carota O +in O +the O +management O +of O +cognitive B-Disease +dysfunctions I-Disease +. O + +The O +present O +study O +was O +aimed O +at O +investigating O +the O +effects O +of O +Daucus O +carota O +seeds O +on O +cognitive O +functions O +, O +total O +serum O +cholesterol B-Chemical +levels O +and O +brain O +cholinesterase O +activity O +in O +mice O +. O + +The O +ethanolic O +extract B-Chemical +of I-Chemical +Daucus I-Chemical +carota I-Chemical +seeds I-Chemical +( O +DCE B-Chemical +) O +was O +administered O +orally O +in O +three O +doses O +( O +100 O +, O +200 O +, O +400 O +mg O +/ O +kg O +) O +for O +seven O +successive O +days O +to O +different O +groups O +of O +young O +and O +aged O +mice O +. O + +Elevated O +plus O +maze O +and O +passive O +avoidance O +apparatus O +served O +as O +the O +exteroceptive O +behavioral O +models O +for O +testing O +memory O +. O + +Diazepam B-Chemical +- O +, O +scopolamine B-Chemical +- O +and O +ageing O +- O +induced O +amnesia B-Disease +served O +as O +the O +interoceptive O +behavioral O +models O +. O + +DCE B-Chemical +( O +200 O +, O +400 O +mg O +/ O +kg O +, O +p O +. O +o O +. O +) O +showed O +significant O +improvement O +in O +memory O +scores O +of O +young O +and O +aged O +mice O +. O + +The O +extent O +of O +memory O +improvement O +evoked O +by O +DCE B-Chemical +was O +23 O +% O +at O +the O +dose O +of O +200 O +mg O +/ O +kg O +and O +35 O +% O +at O +the O +dose O +of O +400 O +mg O +/ O +kg O +in O +young O +mice O +using O +elevated O +plus O +maze O +. O + +Similarly O +, O +significant O +improvements O +in O +memory O +scores O +were O +observed O +using O +passive O +avoidance O +apparatus O +and O +aged O +mice O +. O + +Furthermore O +, O +DCE B-Chemical +reversed O +the O +amnesia B-Disease +induced O +by O +scopolamine B-Chemical +( O +0 O +. O +4 O +mg O +/ O +kg O +, O +i O +. O +p O +. O +) O +and O +diazepam B-Chemical +( O +1 O +mg O +/ O +kg O +, O +i O +. O +p O +. O +) O +. O + +Daucus B-Chemical +carota I-Chemical +extract I-Chemical +( O +200 O +, O +400 O +mg O +/ O +kg O +, O +p O +. O +o O +. O +) O +reduced O +significantly O +the O +brain O +acetylcholinesterase O +activity O +and O +cholesterol B-Chemical +levels O +in O +young O +and O +aged O +mice O +. O + +The O +extent O +of O +inhibition O +of O +brain O +cholinesterase O +activity O +evoked O +by O +DCE B-Chemical +at O +the O +dose O +of O +400 O +mg O +/ O +kg O +was O +22 O +% O +in O +young O +and O +19 O +% O +in O +aged O +mice O +. O + +There O +was O +a O +remarkable O +reduction O +in O +total O +cholesterol B-Chemical +level O +as O +well O +, O +to O +the O +extent O +of O +23 O +% O +in O +young O +and O +21 O +% O +in O +aged O +animals O +with O +this O +dose O +of O +DCE B-Chemical +. O + +Therefore O +, O +DCE B-Chemical +may O +prove O +to O +be O +a O +useful O +remedy O +for O +the O +management O +of O +cognitive B-Disease +dysfunctions I-Disease +on O +account O +of O +its O +multifarious O +beneficial O +effects O +such O +as O +, O +memory O +improving O +property O +, O +cholesterol B-Chemical +lowering O +property O +and O +anticholinesterase O +activity O +. O + +Valproic B-Chemical +acid I-Chemical +induced O +encephalopathy B-Disease +- O +- O +19 O +new O +cases O +in O +Germany O +from O +1994 O +to O +2003 O +- O +- O +a O +side O +effect O +associated O +to O +VPA B-Chemical +- O +therapy O +not O +only O +in O +young O +children O +. O + +Valproic B-Chemical +acid I-Chemical +( O +VPA B-Chemical +) O +is O +a O +broad O +- O +spectrum O +antiepileptic O +drug O +and O +is O +usually O +well O +- O +tolerated O +. O + +Rare O +serious O +complications O +may O +occur O +in O +some O +patients O +, O +including O +haemorrhagic O +pancreatitis B-Disease +, O +bone B-Disease +marrow I-Disease +suppression I-Disease +, O +VPA B-Chemical +- O +induced O +hepatotoxicity B-Disease +and O +VPA B-Chemical +- O +induced O +encephalopathy B-Disease +. O + +The O +typical O +signs O +of O +VPA B-Chemical +- O +induced O +encephalopathy B-Disease +are O +impaired B-Disease +consciousness I-Disease +, O +sometimes O +marked O +EEG O +background O +slowing O +, O +increased O +seizure B-Disease +frequency O +, O +with O +or O +without O +hyperammonemia B-Disease +. O + +There O +is O +still O +no O +proof O +of O +causative O +effect O +of O +VPA B-Chemical +in O +patients O +with O +encephalopathy B-Disease +, O +but O +only O +of O +an O +association O +with O +an O +assumed O +causal O +relation O +. O + +We O +report O +19 O +patients O +with O +VPA B-Chemical +- O +associated O +encephalopathy B-Disease +in O +Germany O +from O +the O +years O +1994 O +to O +2003 O +, O +none O +of O +whom O +had O +been O +published O +previously O +. O + +Cerebral B-Disease +haemorrhage I-Disease +induced O +by O +warfarin B-Chemical +- O +the O +influence O +of O +drug O +- O +drug O +interactions O +. O + +PURPOSE O +: O +To O +evaluate O +the O +frequency O +, O +severity O +and O +preventability O +of O +warfarin B-Chemical +- O +induced O +cerebral B-Disease +haemorrhages I-Disease +due O +to O +warfarin B-Chemical +and O +warfarin B-Chemical +- O +drug O +interactions O +in O +patients O +living O +in O +the O +county O +of O +Osterg O +tland O +, O +Sweden O +. O + +METHODS O +: O +All O +patients O +with O +a O +diagnosed O +cerebral B-Disease +haemorrhage I-Disease +at O +three O +hospitals O +during O +the O +period O +2000 O +- O +2002 O +were O +identified O +. O + +Medical O +records O +were O +studied O +retrospectively O +to O +evaluate O +whether O +warfarin B-Chemical +and O +warfarin B-Chemical +- O +drug O +interactions O +could O +have O +caused O +the O +cerebral B-Disease +haemorrhage I-Disease +. O + +The O +proportion O +of O +possibly O +avoidable O +cases O +due O +to O +drug O +interactions O +was O +estimated O +. O + +RESULTS O +: O +Among O +593 O +patients O +with O +cerebral B-Disease +haemorrhage I-Disease +, O +59 O +( O +10 O +% O +) O +were O +assessed O +as O +related O +to O +warfarin B-Chemical +treatment O +. O + +This O +imply O +an O +incidence O +of O +1 O +. O +7 O +/ O +100 O +, O +000 O +treatment O +years O +. O + +Of O +the O +59 O +cases O +, O +26 O +( O +44 O +% O +) O +had O +a O +fatal O +outcome O +, O +compared O +to O +136 O +( O +25 O +% O +) O +among O +the O +non O +- O +warfarin B-Chemical +patients O +( O +p O +< O +0 O +. O +01 O +) O +. O + +A O +warfarin B-Chemical +- O +drug O +interaction O +could O +have O +contributed O +to O +the O +haemorrhage B-Disease +in O +24 O +( O +41 O +% O +) O +of O +the O +warfarin B-Chemical +patients O +and O +in O +7 O +of O +these O +( O +12 O +% O +) O +the O +bleeding B-Disease +complication O +was O +considered O +being O +possible O +to O +avoid O +. O + +CONCLUSIONS O +: O +Warfarin B-Chemical +- O +induced O +cerebral B-Disease +haemorrhages I-Disease +are O +a O +major O +clinical O +problem O +with O +a O +high O +fatality O +rate O +. O + +Almost O +half O +of O +the O +cases O +was O +related O +to O +a O +warfarin B-Chemical +- O +drug O +interaction O +. O + +A O +significant O +proportion O +of O +warfarin B-Chemical +- O +related O +cerebral B-Disease +haemorrhages I-Disease +might O +have O +been O +prevented O +if O +greater O +caution O +had O +been O +taken O +when O +prescribing O +drugs O +known O +to O +interact O +with O +warfarin B-Chemical +. O + +Antipsychotic O +- O +like O +profile O +of O +thioperamide B-Chemical +, O +a O +selective O +H3 O +- O +receptor O +antagonist O +in O +mice O +. O + +Experimental O +and O +clinical O +evidence O +points O +to O +a O +role O +of O +central O +histaminergic O +system O +in O +the O +pathogenesis O +of O +schizophrenia B-Disease +. O + +The O +present O +study O +was O +designed O +to O +study O +the O +effect O +of O +histamine B-Chemical +H O +( O +3 O +) O +- O +receptor O +ligands O +on O +neuroleptic O +- O +induced O +catalepsy B-Disease +, O +apomorphine B-Chemical +- O +induced O +climbing O +behavior O +and O +amphetamine B-Chemical +- O +induced O +locomotor O +activities O +in O +mice O +. O + +Catalepsy B-Disease +was O +induced O +by O +haloperidol B-Chemical +( O +2 O +mg O +/ O +kg O +p O +. O +o O +. O +) O +, O +while O +apomorphine B-Chemical +( O +1 O +. O +5 O +mg O +/ O +kg O +s O +. O +c O +. O +) O +and O +amphetamine B-Chemical +( O +2 O +mg O +/ O +kg O +s O +. O +c O +. O +) O +were O +used O +for O +studying O +climbing O +behavior O +and O +locomotor O +activities O +, O +respectively O +. O + +( B-Chemical +R I-Chemical +) I-Chemical +- I-Chemical +alpha I-Chemical +- I-Chemical +methylhistamine I-Chemical +( O +RAMH B-Chemical +) O +( O +5 O +microg O +i O +. O +c O +. O +v O +. O +) O +and O +thioperamide B-Chemical +( O +THP B-Chemical +) O +( O +15 O +mg O +/ O +kg O +i O +. O +p O +. O +) O +, O +per O +se O +did O +not O +cause O +catalepsy B-Disease +. O + +Administration O +of O +THP B-Chemical +( O +3 O +. O +75 O +, O +7 O +. O +5 O +and O +15 O +mg O +/ O +kg O +i O +. O +p O +. O +) O +1 O +h O +prior O +to O +haloperidol B-Chemical +resulted O +in O +a O +dose O +- O +dependent O +increase O +in O +the O +catalepsy B-Disease +times O +( O +P O +< O +0 O +. O +05 O +) O +. O + +However O +, O +pretreatment O +with O +RAMH B-Chemical +significantly O +reversed O +such O +an O +effect O +of O +THP B-Chemical +( O +15 O +mg O +/ O +kg O +i O +. O +p O +. O +) O +. O + +RAMH B-Chemical +per O +se O +showed O +significant O +reduction O +in O +locomotor O +time O +, O +distance O +traveled O +and O +average O +speed O +but O +THP B-Chemical +( O +15 O +mg O +/ O +kg O +i O +. O +p O +. O +) O +per O +se O +had O +no O +effect O +on O +these O +parameters O +. O + +On O +amphetamine B-Chemical +- O +induced O +hyperactivity B-Disease +, O +THP B-Chemical +( O +3 O +. O +75 O +and O +7 O +. O +5 O +mg O +/ O +kg O +i O +. O +p O +. O +) O +reduced O +locomotor O +time O +, O +distance O +traveled O +and O +average O +speed O +( O +P O +< O +0 O +. O +05 O +) O +. O + +Pretreatment O +with O +RAMH B-Chemical +( O +5 O +microg O +i O +. O +c O +. O +v O +. O +) O +could O +partially O +reverse O +such O +effects O +of O +THP B-Chemical +( O +3 O +. O +75 O +mg O +/ O +kg O +i O +. O +p O +. O +) O +. O + +Climbing O +behavior O +induced O +by O +apomorphine B-Chemical +was O +reduced O +in O +animals O +treated O +with O +THP B-Chemical +. O + +Such O +an O +effect O +was O +, O +however O +, O +reversed O +in O +presence O +of O +RAMH B-Chemical +. O + +THP B-Chemical +exhibited O +an O +antipsychotic O +- O +like O +profile O +by O +potentiating O +haloperidol B-Chemical +- O +induced O +catalepsy B-Disease +, O +reducing O +amphetamine B-Chemical +- O +induced O +hyperactivity B-Disease +and O +reducing O +apomorphine B-Chemical +- O +induced O +climbing O +in O +mice O +. O + +Such O +effects O +of O +THP B-Chemical +were O +reversed O +by O +RAMH B-Chemical +indicating O +the O +involvement O +of O +histamine B-Chemical +H O +( O +3 O +) O +- O +receptors O +. O + +Findings O +suggest O +a O +potential O +for O +H O +( O +3 O +) O +- O +receptor O +antagonists O +in O +improving O +the O +refractory O +cases O +of O +schizophrenia B-Disease +. O + +Cauda B-Disease +equina I-Disease +syndrome I-Disease +after O +epidural O +steroid B-Chemical +injection O +: O +a O +case O +report O +. O + +OBJECTIVE O +: O +Conventional O +treatment O +methods O +of O +lumbusacral O +radiculopathy B-Disease +are O +physical O +therapy O +, O +epidural O +steroid B-Chemical +injections O +, O +oral O +medications O +, O +and O +spinal O +manipulative O +therapy O +. O + +Cauda B-Disease +equina I-Disease +syndrome I-Disease +is O +a O +rare O +complication O +of O +epidural O +anesthesia O +. O + +The O +following O +case O +is O +a O +report O +of O +cauda B-Disease +equina I-Disease +syndrome I-Disease +possibly O +caused O +by O +epidural O +injection O +of O +triamcinolone B-Chemical +and O +bupivacaine B-Chemical +. O + +CLINICAL O +FEATURES O +: O +A O +50 O +- O +year O +- O +old O +woman O +with O +low B-Disease +back I-Disease +and I-Disease +right I-Disease +leg I-Disease +pain I-Disease +was O +scheduled O +for O +epidural O +steroid B-Chemical +injection O +. O + +INTERVENTION O +AND O +OUTCOME O +: O +An O +18 O +- O +gauge O +Touhy O +needle O +was O +inserted O +until O +loss O +of O +resistance O +occurred O +at O +the O +L4 O +- O +5 O +level O +. O + +Spread O +of O +the O +contrast O +medium O +within O +the O +epidural O +space O +was O +determined O +by O +radiographic O +imaging O +. O + +After O +verifying O +the O +epidural O +space O +, O +bupivacaine B-Chemical +and O +triamcinolone B-Chemical +diacetate I-Chemical +were O +injected O +. O + +After O +the O +injection O +, O +there O +was O +a O +reduction O +in O +radicular O +symptoms O +. O + +Three O +hours O +later O +, O +she O +complained O +of O +perineal O +numbness B-Disease +and O +lower B-Disease +extremity I-Disease +weakness I-Disease +. O + +The O +neurologic O +evaluation O +revealed O +loss B-Disease +of I-Disease +sensation I-Disease +in O +the O +saddle O +area O +and O +medial O +aspect O +of O +her O +right O +leg O +. O + +There O +was O +a O +decrease O +in O +the O +perception O +of O +pinprick O +test O +. O + +Deep O +- O +tendon O +reflexes O +were O +decreased O +especially O +in O +the O +right O +leg O +. O + +She O +was O +unable O +to O +urinate O +. O + +The O +patient O +' O +s O +symptoms O +improved O +slightly O +over O +the O +next O +few O +hours O +. O + +She O +had O +a O +gradual O +return O +of O +motor O +function O +and O +ability O +of O +feeling O +Foley O +catheter O +. O + +All O +of O +the O +symptoms O +were O +completely O +resolved O +over O +the O +next O +8 O +hours O +. O + +CONCLUSION O +: O +Complications O +associated O +with O +epidural O +steroid B-Chemical +injections O +are O +rare O +. O + +Clinical O +examination O +and O +continued O +vigilance O +for O +neurologic B-Disease +deterioration I-Disease +after O +epidural O +steroid B-Chemical +injections O +is O +important O +. O + +High O +- O +dose O +testosterone B-Chemical +is O +associated O +with O +atherosclerosis B-Disease +in O +postmenopausal O +women O +. O + +OBJECTIVES O +: O +To O +study O +the O +long O +- O +term O +effects O +of O +androgen O +treatment O +on O +atherosclerosis B-Disease +in O +postmenopausal O +women O +. O + +METHODS O +: O +In O +a O +population O +- O +based O +study O +in O +513 O +naturally O +postmenopausal O +women O +aged O +54 O +- O +67 O +years O +, O +we O +studied O +the O +association O +between O +self O +- O +reported O +intramuscularly O +administered O +high O +- O +dose O +estrogen B-Chemical +- O +testosterone B-Chemical +therapy O +( O +estradiol B-Chemical +- I-Chemical +and I-Chemical +testosterone I-Chemical +esters I-Chemical +) O +and O +aortic O +atherosclerosis B-Disease +. O + +Aortic O +atherosclerosis B-Disease +was O +diagnosed O +by O +radiographic O +detection O +of O +calcified O +deposits O +in O +the O +abdominal O +aorta O +, O +which O +have O +been O +shown O +to O +reflect O +intima O +atherosclerosis B-Disease +. O + +Hormone O +therapy O +users O +were O +compared O +with O +never O +users O +. O + +RESULTS O +: O +Intramuscular O +hormone O +therapy O +use O +for O +1 O +year O +or O +longer O +was O +reported O +by O +25 O +women O +. O + +In O +almost O +half O +of O +these O +women O +severe O +atherosclerosis B-Disease +of O +the O +aorta O +was O +present O +( O +n O += O +11 O +) O +, O +while O +in O +women O +without O +hormone O +use O +severe O +atherosclerosis B-Disease +of O +the O +aorta O +was O +present O +in O +less O +than O +20 O +% O +( O +OR O +3 O +. O +1 O +; O +95 O +% O +CI O +, O +1 O +. O +1 O +- O +8 O +. O +5 O +, O +adjusted O +for O +age O +, O +years O +since O +menopause O +, O +smoking O +, O +and O +body O +mass O +index O +) O +. O + +The O +association O +remained O +after O +additional O +adjustment O +for O +diabetes B-Disease +, O +cholesterol B-Chemical +level O +, O +systolic O +blood O +pressure O +, O +or O +alcohol B-Chemical +use O +. O + +No O +association O +was O +found O +for O +hormone O +use O +less O +than O +1 O +year O +. O + +CONCLUSION O +: O +Our O +results O +suggest O +that O +high O +- O +dose O +testosterone B-Chemical +therapy O +may O +adversely O +affect O +atherosclerosis B-Disease +in O +postmenopausal O +women O +and O +indicate O +that O +androgen O +replacement O +in O +these O +women O +may O +not O +be O +harmless O +. O + +Optimising O +stroke B-Disease +prevention O +in O +non O +- O +valvular O +atrial B-Disease +fibrillation I-Disease +. O + +Atrial B-Disease +fibrillation I-Disease +is O +associated O +with O +substantial O +morbidity O +and O +mortality O +. O + +Pooled O +data O +from O +trials O +comparing O +antithrombotic O +treatment O +with O +placebo O +have O +shown O +that O +warfarin B-Chemical +reduces O +the O +risk O +of O +stroke B-Disease +by O +62 O +% O +, O +and O +that O +aspirin B-Chemical +alone O +reduces O +the O +risk O +by O +22 O +% O +. O + +Overall O +, O +in O +high O +- O +risk O +patients O +, O +warfarin B-Chemical +is O +superior O +to O +aspirin B-Chemical +in O +preventing O +strokes B-Disease +, O +with O +a O +relative O +risk O +reduction O +of O +36 O +% O +. O + +Ximelagatran B-Chemical +, O +an O +oral O +direct O +thrombin O +inhibitor O +, O +was O +found O +to O +be O +as O +efficient O +as O +vitamin B-Chemical +K I-Chemical +antagonist O +drugs O +in O +the O +prevention O +of O +embolic B-Disease +events I-Disease +, O +but O +has O +been O +recently O +withdrawn O +because O +of O +abnormal B-Disease +liver I-Disease +function I-Disease +tests O +. O + +The O +ACTIVE O +- O +W O +( O +Atrial B-Disease +Fibrillation I-Disease +Clopidogrel B-Chemical +Trial O +with O +Irbesartan B-Chemical +for O +Prevention O +of O +Vascular O +Events O +) O +study O +has O +demonstrated O +that O +warfarin B-Chemical +is O +superior O +to O +platelet O +therapy O +( O +clopidogrel B-Chemical +plus O +aspirin B-Chemical +) O +in O +the O +prevention O +af O +embolic B-Disease +events I-Disease +. O + +Idraparinux B-Chemical +, O +a O +Factor O +Xa O +inhibitor O +, O +is O +being O +evaluated O +in O +patients O +with O +atrial B-Disease +fibrillation I-Disease +. O + +Angiotensin B-Chemical +- O +converting O +enzyme O +inhibitors O +and O +angiotensin B-Chemical +II I-Chemical +receptor O +- O +blocking O +drugs O +hold O +promise O +in O +atrial B-Disease +fibrillation I-Disease +through O +cardiac B-Disease +remodelling I-Disease +. O + +Preliminary O +studies O +suggest O +that O +statins B-Chemical +could O +interfere O +with O +the O +risk O +of O +recurrence O +after O +electrical O +cardioversion O +. O + +Finally O +, O +percutaneous O +methods O +for O +the O +exclusion O +of O +left O +atrial O +appendage O +are O +under O +investigation O +in O +high O +- O +risk O +patients O +. O + +Anti O +- O +oxidant O +effects O +of O +atorvastatin B-Chemical +in O +dexamethasone B-Chemical +- O +induced O +hypertension B-Disease +in O +the O +rat O +. O + +1 O +. O + +Dexamethasone B-Chemical +( O +Dex B-Chemical +) O +- O +induced O +hypertension B-Disease +is O +characterized O +by O +endothelial O +dysfunction O +associated O +with O +nitric B-Chemical +oxide I-Chemical +( O +NO B-Chemical +) O +deficiency O +and O +increased O +superoxide B-Chemical +( O +O2 B-Chemical +- I-Chemical +) O +production O +. O + +Atorvastatin B-Chemical +( O +Ato B-Chemical +) O +possesses O +pleiotropic O +properties O +that O +have O +been O +reported O +to O +improve O +endothelial O +function O +through O +increased O +availability O +of O +NO B-Chemical +and O +reduced O +O2 B-Chemical +- I-Chemical +production O +in O +various O +forms O +of O +hypertension B-Disease +. O + +In O +the O +present O +study O +, O +we O +investigated O +whether O +50 O +mg O +/ O +kg O +per O +day O +, O +p O +. O +o O +. O +, O +Ato B-Chemical +could O +prevent O +endothelial O +NO B-Chemical +synthase O +( O +eNOS O +) O +downregulation O +and O +the O +increase O +in O +O2 B-Chemical +- I-Chemical +in O +Sprague O +- O +Dawley O +( O +SD O +) O +rats O +, O +thereby O +reducing O +blood O +pressure O +. O + +2 O +. O + +Male O +SD O +rats O +( O +n O += O +30 O +) O +were O +treated O +with O +Ato B-Chemical +( O +50 O +mg O +/ O +kg O +per O +day O +in O +drinking O +water O +) O +or O +tap O +water O +for O +15 O +days O +. O + +Dexamethasone B-Chemical +( O +10 O +microg O +/ O +kg O +per O +day O +, O +s O +. O +c O +. O +) O +or O +saline O +was O +started O +after O +4 O +days O +in O +Ato B-Chemical +- O +treated O +and O +non O +- O +treated O +rats O +and O +continued O +for O +11 O +- O +13 O +days O +. O + +Systolic O +blood O +pressure O +( O +SBP O +) O +was O +measured O +on O +alternate O +days O +using O +the O +tail O +- O +cuff O +method O +. O + +Endothelial O +function O +was O +assessed O +by O +acetylcholine B-Chemical +- O +induced O +vasorelaxation O +and O +phenylephrine B-Chemical +- O +induced O +vasoconstriction O +in O +aortic O +segments O +. O + +Vascular O +eNOS O +mRNA O +was O +assessed O +by O +semi O +- O +quantitative O +reverse O +transcription O +- O +polymerase O +chain O +reaction O +. O + +3 O +. O + +In O +rats O +treated O +with O +Dex B-Chemical +alone O +, O +SBP O +was O +increased O +from O +109 O ++ O +/ O +- O +2 O +to O +133 O ++ O +/ O +- O +2 O +mmHg O +on O +Days O +4 O +and O +Day O +14 O +, O +respectively O +( O +P O +< O +0 O +. O +001 O +) O +. O + +In O +the O +Ato B-Chemical ++ O +Dex B-Chemical +group O +, O +SBP O +was O +increased O +from O +113 O ++ O +/ O +- O +2 O +to O +119 O ++ O +/ O +- O +2 O +mmHg O +on O +Days O +4 O +to O +14 O +, O +respectively O +( O +P O +< O +0 O +. O +001 O +) O +, O +but O +was O +significantly O +lower O +than O +SBP O +in O +the O +group O +treated O +with O +Dex B-Chemical +alone O +( O +P O +< O +0 O +. O +05 O +) O +. O + +Endothelial O +- O +dependent O +relaxation O +and O +eNOS O +mRNA O +expression O +were O +greater O +in O +the O +Dex B-Chemical ++ O +Ato B-Chemical +group O +than O +in O +the O +Dex B-Chemical +only O +group O +( O +P O +< O +0 O +. O +05 O +and O +P O +< O +0 O +. O +0001 O +, O +respectively O +) O +. O + +Aortic O +superoxide B-Chemical +production O +was O +lower O +in O +the O +Dex B-Chemical ++ O +Ato B-Chemical +group O +compared O +with O +the O +group O +treated O +with O +Dex B-Chemical +alone O +( O +P O +< O +0 O +. O +0001 O +) O +. O + +4 O +. O + +Treatment O +with O +Ato B-Chemical +improved O +endothelial O +function O +, O +reduced O +superoxide B-Chemical +production O +and O +reduced O +SBP O +in O +Dex B-Chemical +- O +treated O +SD O +rats O +. O + +Severe O +citrate B-Chemical +toxicity B-Disease +complicating O +volunteer O +apheresis O +platelet O +donation O +. O + +We O +report O +a O +case O +of O +severe O +citrate B-Chemical +toxicity B-Disease +during O +volunteer O +donor O +apheresis O +platelet O +collection O +. O + +The O +donor O +was O +a O +40 O +- O +year O +- O +old O +female O +, O +first O +- O +time O +apheresis O +platelet O +donor O +. O + +Past O +medical O +history O +was O +remarkable O +for O +hypertension B-Disease +, O +hyperlipidemia B-Disease +, O +and O +depression B-Disease +. O + +Reported O +medications O +included O +bumetanide B-Chemical +, O +pravastatin B-Chemical +, O +and O +paroxetine B-Chemical +. O + +Thirty O +minutes O +from O +the O +start O +of O +the O +procedure O +, O +the O +donor O +noted O +tingling O +around O +the O +mouth O +, O +hands O +, O +and O +feet O +. O + +She O +then O +very O +rapidly O +developed O +acute O +onset O +of O +severe O +facial O +and O +extremity O +tetany B-Disease +. O + +Empirical O +treatment O +with O +intravenous O +calcium B-Chemical +gluconate I-Chemical +was O +initiated O +, O +and O +muscle B-Disease +contractions I-Disease +slowly O +subsided O +over O +approximately O +10 O +to O +15 O +minutes O +. O + +The O +events O +are O +consistent O +with O +a O +severe O +reaction O +to O +calcium B-Chemical +chelation O +by O +sodium B-Chemical +citrate I-Chemical +anticoagulant O +resulting O +in O +symptomatic O +systemic O +hypocalcemia B-Disease +. O + +Upon O +additional O +retrospective O +analysis O +, O +it O +was O +noted O +that O +bumetanide B-Chemical +is O +a O +loop B-Chemical +diuretic I-Chemical +that O +may O +cause O +significant O +hypocalcemia B-Disease +. O + +We O +conclude O +that O +careful O +screening O +for O +medications O +and O +underlying O +conditions O +predisposing O +to O +hypocalcemia B-Disease +is O +recommended O +to O +help O +prevent O +severe O +reactions O +due O +to O +citrate B-Chemical +toxicity B-Disease +. O + +Laboratory O +measurement O +of O +pre O +- O +procedure O +serum O +calcium B-Chemical +levels O +in O +selected O +donors O +may O +identify O +cases O +requiring O +heightened O +vigilance O +. O + +The O +case O +also O +illustrates O +the O +importance O +of O +maintaining O +preparedness O +for O +managing O +rare O +but O +serious O +reactions O +in O +volunteer O +apheresis O +blood O +donors O +. O + +Sirolimus B-Chemical +- O +associated O +proteinuria B-Disease +and O +renal B-Disease +dysfunction I-Disease +. O + +Sirolimus B-Chemical +is O +a O +novel O +immunosuppressant O +with O +potent O +antiproliferative O +actions O +through O +its O +ability O +to O +inhibit O +the O +raptor O +- O +containing O +mammalian O +target O +of O +rapamycin B-Chemical +protein O +kinase O +. O + +Sirolimus B-Chemical +represents O +a O +major O +therapeutic O +advance O +in O +the O +prevention O +of O +acute O +renal O +allograft O +rejection O +and O +chronic O +allograft O +nephropathy B-Disease +. O + +Its O +role O +in O +the O +therapy O +of O +glomerulonephritis B-Disease +, O +autoimmunity B-Disease +, O +cystic B-Disease +renal I-Disease +diseases I-Disease +and O +renal B-Disease +cancer I-Disease +is O +under O +investigation O +. O + +Because O +sirolimus B-Chemical +does O +not O +share O +the O +vasomotor O +renal O +adverse O +effects O +exhibited O +by O +calcineurin O +inhibitors O +, O +it O +has O +been O +designated O +a O +' O +non O +- O +nephrotoxic B-Disease +drug O +' O +. O + +However O +, O +clinical O +reports O +suggest O +that O +, O +under O +some O +circumstances O +, O +sirolimus B-Chemical +is O +associated O +with O +proteinuria B-Disease +and O +acute B-Disease +renal I-Disease +dysfunction I-Disease +. O + +A O +common O +risk O +factor O +appears O +to O +be O +presence O +of O +pre O +- O +existing O +chronic B-Disease +renal I-Disease +damage I-Disease +. O + +The O +mechanisms O +of O +sirolimus B-Chemical +- O +associated O +proteinuria B-Disease +are O +multifactorial O +and O +may O +be O +due O +to O +an O +increase O +in O +glomerular O +capillary O +pressure O +following O +calcineurin O +inhibitor O +withdrawal O +. O + +It O +has O +also O +been O +suggested O +that O +sirolimus B-Chemical +directly O +causes O +increased O +glomerular O +permeability O +/ O +injury O +, O +but O +evidence O +for O +this O +mechanism O +is O +currently O +inconclusive O +. O + +The O +acute B-Disease +renal I-Disease +dysfunction I-Disease +associated O +with O +sirolimus B-Chemical +( O +such O +as O +in O +delayed O +graft O +function O +) O +may O +be O +due O +to O +suppression O +of O +compensatory O +renal O +cell O +proliferation O +and O +survival O +/ O +repair O +processes O +. O + +Although O +these O +adverse O +effects O +occur O +in O +some O +patients O +, O +their O +occurrence O +could O +be O +minimised O +by O +knowledge O +of O +the O +molecular O +effects O +of O +sirolimus B-Chemical +on O +the O +kidney O +, O +the O +use O +of O +sirolimus B-Chemical +in O +appropriate O +patient O +populations O +, O +close O +monitoring O +of O +proteinuria B-Disease +and O +renal O +function O +, O +use O +of O +angiotensin B-Chemical +- O +converting O +enzyme O +inhibitors O +or O +angiotensin B-Chemical +II I-Chemical +receptor O +blockers O +if O +proteinuria B-Disease +occurs O +and O +withdrawal O +if O +needed O +. O + +Further O +long O +- O +term O +analysis O +of O +renal O +allograft O +studies O +using O +sirolimus B-Chemical +as O +de O +novo O +immunosuppression O +along O +with O +clinical O +and O +laboratory O +studies O +will O +refine O +these O +issues O +in O +the O +future O +. O + +Proteinuria B-Disease +after O +conversion O +to O +sirolimus B-Chemical +in O +renal O +transplant O +recipients O +. O + +Sirolimus B-Chemical +( O +SRL B-Chemical +) O +is O +a O +new O +, O +potent O +immunosuppressive O +agent O +. O + +More O +recently O +, O +proteinuria B-Disease +has O +been O +reported O +as O +a O +consequence O +of O +sirolimus B-Chemical +therapy O +, O +although O +the O +mechanism O +has O +remained O +unclear O +. O + +We O +retrospectively O +examined O +the O +records O +of O +25 O +renal O +transplant O +patients O +, O +who O +developed O +or O +displayed O +increased O +proteinuria B-Disease +after O +SRL B-Chemical +conversion O +. O + +The O +patient O +cohort O +( O +14 O +men O +, O +11 O +women O +) O +was O +treated O +with O +SRL B-Chemical +as O +conversion O +therapy O +, O +due O +to O +chronic B-Disease +allograft I-Disease +nephropathy I-Disease +( O +CAN B-Disease +) O +( O +n O += O +15 O +) O +neoplasia B-Disease +( O +n O += O +8 O +) O +; O +Kaposi B-Disease +' I-Disease +s I-Disease +sarcoma I-Disease +, O +Four O +skin B-Disease +cancers I-Disease +, O +One O +intestinal B-Disease +tumors I-Disease +, O +One O +renal B-Disease +cell I-Disease +carsinom I-Disease +) O +or O +BK O +virus O +nephropathy B-Disease +( O +n O += O +2 O +) O +. O + +SRL B-Chemical +was O +started O +at O +a O +mean O +of O +78 O ++ O +/ O +- O +42 O +( O +15 O +to O +163 O +) O +months O +after O +transplantation O +. O + +Mean O +follow O +- O +up O +on O +SRL B-Chemical +therapy O +was O +20 O ++ O +/ O +- O +12 O +( O +6 O +to O +43 O +) O +months O +. O + +Proteinuria B-Disease +increased O +from O +0 O +. O +445 O +( O +0 O +to O +1 O +. O +5 O +) O +g O +/ O +d O +before O +conversion O +to O +3 O +. O +2 O +g O +/ O +dL O +( O +0 O +. O +2 O +to O +12 O +) O +after O +conversion O +( O +P O += O +0 O +. O +001 O +) O +. O + +Before O +conversion O +8 O +( O +32 O +% O +) O +patients O +had O +no O +proteinuria B-Disease +, O +whereas O +afterwards O +all O +patients O +had O +proteinuria B-Disease +. O + +In O +28 O +% O +of O +patients O +proteinuria B-Disease +remained O +unchanged O +, O +whereas O +it O +increased O +in O +68 O +% O +of O +patients O +. O + +In O +40 O +% O +it O +increased O +by O +more O +than O +100 O +% O +. O + +Twenty O +- O +eight O +percent O +of O +patients O +showed O +increased O +proteinuria B-Disease +to O +the O +nephrotic B-Disease +range O +. O + +Biopsies O +performed O +in O +five O +patients O +revealed O +new O +pathological O +changes O +: O +One O +membranoproliferative B-Disease +glomerulopathy I-Disease +and O +interstitial B-Disease +nephritis I-Disease +. O + +These O +patients O +showed O +persistently O +good O +graft O +function O +. O + +Serum O +creatinine B-Chemical +values O +did O +not O +change O +significantly O +: O +1 O +. O +98 O ++ O +/ O +- O +0 O +. O +8 O +mg O +/ O +dL O +before O +SRL B-Chemical +therapy O +and O +2 O +. O +53 O ++ O +/ O +- O +1 O +. O +9 O +mg O +/ O +dL O +at O +last O +follow O +- O +up O +( O +P O += O +. O +14 O +) O +. O + +Five O +grafts O +were O +lost O +and O +the O +patients O +returned O +to O +dialysis O +. O + +Five O +patients O +displayed O +CAN B-Disease +and O +Kaposi B-Disease +' I-Disease +s I-Disease +sarcoma I-Disease +. O + +Mean O +urinary O +protein O +of O +patients O +who O +returned O +to O +dialysis O +was O +1 O +. O +26 O +( O +0 O +. O +5 O +to O +3 O +. O +5 O +) O +g O +/ O +d O +before O +and O +4 O +. O +7 O +( O +3 O +to O +12 O +) O +g O +/ O +d O +after O +conversion O +( O +P O += O +. O +01 O +) O +. O + +Mean O +serum O +creatinine B-Chemical +level O +before O +conversion O +was O +2 O +. O +21 O +mg O +/ O +dL O +and O +thereafter O +, O +4 O +. O +93 O +mg O +/ O +dL O +( O +P O += O +. O +02 O +) O +. O + +Heavy O +proteinuria B-Disease +was O +common O +after O +the O +use O +of O +SRL B-Chemical +as O +rescue O +therapy O +for O +renal O +transplantation O +. O + +Therefore O +, O +conversion O +should O +be O +considered O +for O +patients O +who O +have O +not O +developed O +advanced O +CAN B-Disease +and O +proteinuria B-Disease +. O + +The O +possibility O +of O +de O +novo O +glomerular O +pathology O +under O +SRL B-Chemical +treatment O +requires O +further O +investigation O +by O +renal O +biopsy O +. O + +Long O +- O +term O +follow O +- O +up O +of O +ifosfamide B-Chemical +renal B-Disease +toxicity I-Disease +in O +children O +treated O +for O +malignant B-Disease +mesenchymal I-Disease +tumors I-Disease +: O +an O +International O +Society O +of O +Pediatric O +Oncology O +report O +. O + +The O +renal O +function O +of O +74 O +children O +with O +malignant B-Disease +mesenchymal I-Disease +tumors I-Disease +in O +complete O +remission O +and O +who O +have O +received O +the O +same O +ifosfamide B-Chemical +chemotherapy O +protocol O +( O +International O +Society O +of O +Pediatric O +Oncology O +Malignant B-Disease +Mesenchymal I-Disease +Tumor I-Disease +Study O +84 O +[ O +SIOP O +MMT O +84 O +] O +) O +were O +studied O +1 O +year O +after O +the O +completion O +of O +treatment O +. O + +Total O +cumulative O +doses O +were O +36 O +or O +60 O +g O +/ O +m2 O +of O +ifosfamide B-Chemical +( O +six O +or O +10 O +cycles O +of O +ifosfamide B-Chemical +, I-Chemical +vincristine I-Chemical +, I-Chemical +and I-Chemical +dactinomycin I-Chemical +[ O +IVA B-Chemical +] O +) O +. O + +None O +of O +them O +had O +received O +cisplatin B-Chemical +chemotherapy O +. O + +Ages O +ranged O +from O +4 O +months O +to O +17 O +years O +; O +58 O +patients O +were O +males O +and O +42 O +females O +. O + +The O +most O +common O +primary O +tumor B-Disease +site O +was O +the O +head O +and O +neck O +. O + +Renal O +function O +was O +investigated O +by O +measuring O +plasma O +and O +urinary O +electrolytes O +, O +glucosuria B-Disease +, O +proteinuria B-Disease +, O +aminoaciduria B-Disease +, O +urinary O +pH O +, O +osmolarity O +, O +creatinine B-Chemical +clearance O +, O +phosphate B-Chemical +tubular O +reabsorption O +, O +beta O +2 O +microglobulinuria O +, O +and O +lysozymuria O +. O + +Fifty O +- O +eight O +patients O +( O +78 O +% O +) O +had O +normal O +renal O +tests O +, O +whereas O +16 O +patients O +( O +22 O +% O +) O +had O +renal B-Disease +abnormalities I-Disease +. O + +Two O +subsets O +of O +patients O +were O +identified O +from O +this O +latter O +group O +: O +the O +first O +included O +four O +patients O +( O +5 O +% O +of O +the O +total O +population O +) O +who O +developed O +major O +toxicity B-Disease +resulting O +in O +Fanconi B-Disease +' I-Disease +s I-Disease +syndrome I-Disease +( O +TDFS B-Disease +) O +; O +and O +the O +second O +group O +included O +five O +patients O +with O +elevated O +beta O +2 O +microglobulinuria O +and O +low O +phosphate B-Chemical +reabsorption O +. O + +The O +remaining O +seven O +patients O +had O +isolated O +beta O +2 O +microglobulinuria O +. O + +Severe O +toxicity B-Disease +was O +correlated O +with O +the O +higher O +cumulative O +dose O +of O +60 O +g O +/ O +m2 O +of O +ifosfamide B-Chemical +, O +a O +younger O +age O +( O +less O +than O +2 O +1 O +/ O +2 O +years O +old O +) O +, O +and O +a O +predominance O +of O +vesicoprostatic O +tumor B-Disease +involvement O +. O + +This O +low O +percentage O +( O +5 O +% O +) O +of O +TDFS O +must O +be O +evaluated O +with O +respect O +to O +the O +efficacy O +of O +ifosfamide B-Chemical +in O +the O +treatment O +of O +mesenchymal B-Disease +tumors I-Disease +in O +children O +. O + +Progressive O +myopathy B-Disease +with O +up O +- O +regulation O +of O +MHC O +- O +I O +associated O +with O +statin B-Chemical +therapy O +. O + +Statins B-Chemical +can O +cause O +a O +necrotizing O +myopathy B-Disease +and O +hyperCKaemia B-Disease +which O +is O +reversible O +on O +cessation O +of O +the O +drug O +. O + +What O +is O +less O +well O +known O +is O +a O +phenomenon O +whereby O +statins B-Chemical +may O +induce O +a O +myopathy B-Disease +, O +which O +persists O +or O +may O +progress O +after O +stopping O +the O +drug O +. O + +We O +investigated O +the O +muscle O +pathology O +in O +8 O +such O +cases O +. O + +All O +had O +myofibre O +necrosis B-Disease +but O +only O +3 O +had O +an O +inflammatory O +infiltrate O +. O + +In O +all O +cases O +there O +was O +diffuse O +or O +multifocal O +up O +- O +regulation O +of O +MHC O +- O +I O +expression O +even O +in O +non O +- O +necrotic B-Disease +fibres O +. O + +Progressive O +improvement O +occurred O +in O +7 O +cases O +after O +commencement O +of O +prednisolone B-Chemical +and O +methotrexate B-Chemical +, O +and O +in O +one O +case O +spontaneously O +. O + +These O +observations O +suggest O +that O +statins B-Chemical +may O +initiate O +an O +immune O +- O +mediated O +myopathy B-Disease +that O +persists O +after O +withdrawal O +of O +the O +drug O +and O +responds O +to O +immunosuppressive O +therapy O +. O + +The O +mechanism O +of O +this O +myopathy B-Disease +is O +uncertain O +but O +may O +involve O +the O +induction O +by O +statins B-Chemical +of O +an O +endoplasmic O +reticulum O +stress O +response O +with O +associated O +up O +- O +regulation O +of O +MHC O +- O +I O +expression O +and O +antigen O +presentation O +by O +muscle O +fibres O +. O + +Use O +of O +chromosome O +substitution O +strains O +to O +identify O +seizure B-Disease +susceptibility O +loci O +in O +mice O +. O + +Seizure B-Disease +susceptibility O +varies O +among O +inbred O +mouse O +strains O +. O + +Chromosome O +substitution O +strains O +( O +CSS O +) O +, O +in O +which O +a O +single O +chromosome O +from O +one O +inbred O +strain O +( O +donor O +) O +has O +been O +transferred O +onto O +a O +second O +strain O +( O +host O +) O +by O +repeated O +backcrossing O +, O +may O +be O +used O +to O +identify O +quantitative O +trait O +loci O +( O +QTLs O +) O +that O +contribute O +to O +seizure B-Disease +susceptibility O +. O + +QTLs O +for O +susceptibility O +to O +pilocarpine B-Chemical +- O +induced O +seizures B-Disease +, O +a O +model O +of O +temporal B-Disease +lobe I-Disease +epilepsy I-Disease +, O +have O +not O +been O +reported O +, O +and O +CSS O +have O +not O +previously O +been O +used O +to O +localize O +seizure B-Disease +susceptibility O +genes O +. O + +We O +report O +QTLs O +identified O +using O +a O +B6 O +( O +host O +) O +x O +A O +/ O +J O +( O +donor O +) O +CSS O +panel O +to O +localize O +genes O +involved O +in O +susceptibility O +to O +pilocarpine B-Chemical +- O +induced O +seizures B-Disease +. O + +Three O +hundred O +fifty O +- O +five O +adult O +male O +CSS O +mice O +, O +58 O +B6 O +, O +and O +39 O +A O +/ O +J O +were O +tested O +for O +susceptibility O +to O +pilocarpine B-Chemical +- O +induced O +seizures B-Disease +. O + +Highest O +stage O +reached O +and O +latency O +to O +each O +stage O +were O +recorded O +for O +all O +mice O +. O + +B6 O +mice O +were O +resistant O +to O +seizures B-Disease +and O +slower O +to O +reach O +stages O +compared O +to O +A O +/ O +J O +mice O +. O + +The O +CSS O +for O +Chromosomes O +10 O +and O +18 O +progressed O +to O +the O +most O +severe O +stages O +, O +diverging O +dramatically O +from O +the O +B6 O +phenotype O +. O + +Latencies O +to O +stages O +were O +also O +significantly O +shorter O +for O +CSS10 O +and O +CSS18 O +mice O +. O + +CSS O +mapping O +suggests O +seizure B-Disease +susceptibility O +loci O +on O +mouse O +Chromosomes O +10 O +and O +18 O +. O + +This O +approach O +provides O +a O +framework O +for O +identifying O +potentially O +novel O +homologous O +candidate O +genes O +for O +human O +temporal B-Disease +lobe I-Disease +epilepsy I-Disease +. O + +In O +vitro O +characterization O +of O +parasympathetic O +and O +sympathetic O +responses O +in O +cyclophosphamide B-Chemical +- O +induced O +cystitis B-Disease +in O +the O +rat O +. O + +In O +cyclophosphamide B-Chemical +- O +induced O +cystitis B-Disease +in O +the O +rat O +, O +detrusor O +function O +is O +impaired O +and O +the O +expression O +and O +effects O +of O +muscarinic O +receptors O +altered O +. O + +Whether O +or O +not O +the O +neuronal O +transmission O +may O +be O +affected O +by O +cystitis B-Disease +was O +presently O +investigated O +. O + +Responses O +of O +urinary O +strip O +preparations O +from O +control O +and O +cyclophosphamide B-Chemical +- O +pretreated O +rats O +to O +electrical O +field O +stimulation O +and O +to O +agonists O +were O +assessed O +in O +the O +absence O +and O +presence O +of O +muscarinic O +, O +adrenergic O +and O +purinergic O +receptor O +antagonists O +. O + +Generally O +, O +atropine B-Chemical +reduced O +contractions O +, O +but O +in O +contrast O +to O +controls O +, O +it O +also O +reduced O +responses O +to O +low O +electrical O +field O +stimulation O +intensity O +( O +1 O +- O +5 O +Hz O +) O +in O +inflamed O +preparations O +. O + +In O +both O +types O +, O +purinoceptor O +desensitization O +with O +alpha B-Chemical +, I-Chemical +beta I-Chemical +- I-Chemical +methylene I-Chemical +adenosine I-Chemical +- I-Chemical +5 I-Chemical +' I-Chemical +- I-Chemical +triphosphate I-Chemical +( O +alpha B-Chemical +, I-Chemical +beta I-Chemical +- I-Chemical +meATP I-Chemical +) O +caused O +further O +reductions O +at O +low O +frequencies O +( O +< O +10 O +Hz O +) O +. O + +The O +muscarinic O +receptor O +antagonists O +atropine B-Chemical +, O +4 B-Chemical +- I-Chemical +diphenylacetoxy I-Chemical +- I-Chemical +N I-Chemical +- I-Chemical +methylpiperidine I-Chemical +( O +4 B-Chemical +- I-Chemical +DAMP I-Chemical +) O +( O +' O +M O +( O +1 O +) O +/ O +M O +( O +3 O +) O +/ O +M O +( O +5 O +) O +- O +selective O +' O +) O +, O +methoctramine B-Chemical +( O +' O +M O +( O +2 O +) O +- O +selective O +' O +) O +and O +pirenzepine B-Chemical +( O +' O +M O +( O +1 O +) O +- O +selective O +' O +) O +antagonized O +the O +tonic O +component O +of O +the O +electrical O +field O +stimulation O +- O +evoked O +contractile O +response O +more O +potently O +than O +the O +phasic O +component O +. O + +4 B-Chemical +- I-Chemical +DAMP I-Chemical +inhibited O +the O +tonic O +contractions O +in O +controls O +more O +potently O +than O +methoctramine B-Chemical +and O +pirenzepine B-Chemical +. O + +In O +inflamed O +preparations O +, O +the O +muscarinic O +receptor O +antagonism O +on O +the O +phasic O +component O +of O +the O +electrical O +field O +stimulation O +- O +evoked O +contraction O +was O +decreased O +and O +the O +pirenzepine B-Chemical +and O +4 B-Chemical +- I-Chemical +DAMP I-Chemical +antagonism O +on O +the O +tonic O +component O +was O +much O +less O +efficient O +than O +in O +controls O +. O + +In O +contrast O +to O +controls O +, O +methoctramine B-Chemical +increased O +- O +- O +instead O +of O +decreased O +- O +- O +the O +tonic O +responses O +at O +high O +frequencies O +. O + +While O +contractions O +to O +carbachol B-Chemical +and O +ATP B-Chemical +were O +the O +same O +in O +inflamed O +and O +in O +control O +strips O +when O +related O +to O +a O +reference O +potassium B-Chemical +response O +, O +isoprenaline B-Chemical +- O +induced O +relaxations O +were O +smaller O +in O +inflamed O +strips O +. O + +Thus O +, O +in O +cystitis B-Disease +substantial O +changes O +of O +the O +efferent O +functional O +responses O +occur O +. O + +While O +postjunctional O +beta O +- O +adrenoceptor O +- O +mediated O +relaxations O +are O +reduced O +, O +effects O +by O +prejunctional O +inhibitory O +muscarinic O +receptors O +may O +be O +increased O +. O + +Direct O +inhibition O +of O +cardiac O +hyperpolarization O +- O +activated O +cyclic B-Chemical +nucleotide I-Chemical +- O +gated O +pacemaker O +channels O +by O +clonidine B-Chemical +. O + +BACKGROUND O +: O +Inhibition O +of O +cardiac O +sympathetic O +tone O +represents O +an O +important O +strategy O +for O +treatment O +of O +cardiovascular B-Disease +disease I-Disease +, O +including O +arrhythmia B-Disease +, O +coronary B-Disease +heart I-Disease +disease I-Disease +, O +and O +chronic O +heart B-Disease +failure I-Disease +. O + +Activation O +of O +presynaptic O +alpha2 O +- O +adrenoceptors O +is O +the O +most O +widely O +accepted O +mechanism O +of O +action O +of O +the O +antisympathetic O +drug O +clonidine B-Chemical +; O +however O +, O +other O +target O +proteins O +have O +been O +postulated O +to O +contribute O +to O +the O +in O +vivo O +actions O +of O +clonidine B-Chemical +. O + +METHODS O +AND O +RESULTS O +: O +To O +test O +whether O +clonidine B-Chemical +elicits O +pharmacological O +effects O +independent O +of O +alpha2 O +- O +adrenoceptors O +, O +we O +have O +generated O +mice O +with O +a O +targeted O +deletion O +of O +all O +3 O +alpha2 O +- O +adrenoceptor O +subtypes O +( O +alpha2ABC O +- O +/ O +- O +) O +. O + +Alpha2ABC O +- O +/ O +- O +mice O +were O +completely O +unresponsive O +to O +the O +analgesic O +and O +hypnotic O +effects O +of O +clonidine B-Chemical +; O +however O +, O +clonidine B-Chemical +significantly O +lowered O +heart O +rate O +in O +alpha2ABC O +- O +/ O +- O +mice O +by O +up O +to O +150 O +bpm O +. O + +Clonidine B-Chemical +- O +induced O +bradycardia B-Disease +in O +conscious O +alpha2ABC O +- O +/ O +- O +mice O +was O +32 O +. O +3 O +% O +( O +10 O +microg O +/ O +kg O +) O +and O +26 O +. O +6 O +% O +( O +100 O +microg O +/ O +kg O +) O +of O +the O +effect O +in O +wild O +- O +type O +mice O +. O + +A O +similar O +bradycardic O +effect O +of O +clonidine B-Chemical +was O +observed O +in O +isolated O +spontaneously O +beating O +right O +atria O +from O +alpha2ABC O +- O +knockout O +and O +wild O +- O +type O +mice O +. O + +Clonidine B-Chemical +inhibited O +the O +native O +pacemaker O +current O +( O +I O +( O +f O +) O +) O +in O +isolated O +sinoatrial O +node O +pacemaker O +cells O +and O +the O +I O +( O +f O +) O +- O +generating O +hyperpolarization O +- O +activated O +cyclic B-Chemical +nucleotide I-Chemical +- O +gated O +( O +HCN O +) O +2 O +and O +HCN4 O +channels O +in O +transfected O +HEK293 O +cells O +. O + +As O +a O +consequence O +of O +blocking O +I O +( O +f O +) O +, O +clonidine B-Chemical +reduced O +the O +slope O +of O +the O +diastolic O +depolarization O +and O +the O +frequency O +of O +pacemaker O +potentials O +in O +sinoatrial O +node O +cells O +from O +wild O +- O +type O +and O +alpha2ABC O +- O +knockout O +mice O +. O + +CONCLUSIONS O +: O +Direct O +inhibition O +of O +cardiac O +HCN O +pacemaker O +channels O +contributes O +to O +the O +bradycardic O +effects O +of O +clonidine B-Chemical +gene O +- O +targeted O +mice O +in O +vivo O +, O +and O +thus O +, O +clonidine B-Chemical +- O +like O +drugs O +represent O +novel O +structures O +for O +future O +HCN O +channel O +inhibitors O +. O + +Granulomatous B-Disease +hepatitis I-Disease +due O +to O +combination B-Chemical +of I-Chemical +amoxicillin I-Chemical +and I-Chemical +clavulanic I-Chemical +acid I-Chemical +. O + +We O +report O +the O +case O +of O +a O +patient O +with O +amoxicillin B-Chemical +- I-Chemical +clavulanic I-Chemical +acid I-Chemical +- O +induced O +hepatitis B-Disease +with O +histologic O +multiple O +granulomas B-Disease +. O + +This O +type O +of O +lesion O +broadens O +the O +spectrum O +of O +liver B-Disease +injury I-Disease +due O +to O +this O +drug O +combination O +, O +mainly O +represented O +by O +a O +benign O +cholestatic B-Disease +syndrome I-Disease +. O + +The O +association O +of O +granulomas B-Disease +and O +eosinophilia B-Disease +favor O +an O +immunoallergic O +mechanism O +. O + +As O +penicillin B-Chemical +derivatives O +and O +amoxicillin B-Chemical +alone O +are O +known O +to O +induce O +such O +types O +of O +lesions O +, O +the O +amoxicillin B-Chemical +component O +, O +with O +or O +without O +a O +potentiating O +effect O +of O +clavulanic B-Chemical +acid I-Chemical +, O +might O +have O +a O +major O +role O +. O + +Dobutamine B-Chemical +stress O +echocardiography O +: O +a O +sensitive O +indicator O +of O +diminished O +myocardial O +function O +in O +asymptomatic O +doxorubicin B-Chemical +- O +treated O +long O +- O +term O +survivors O +of O +childhood O +cancer B-Disease +. O + +Doxorubicin B-Chemical +is O +an O +effective O +anticancer O +chemotherapeutic O +agent O +known O +to O +cause O +acute O +and O +chronic O +cardiomyopathy B-Disease +. O + +To O +develop O +a O +more O +sensitive O +echocardiographic O +screening O +test O +for O +cardiac B-Disease +damage I-Disease +due O +to O +doxorubicin B-Chemical +, O +a O +cohort O +study O +was O +performed O +using O +dobutamine B-Chemical +infusion O +to O +differentiate O +asymptomatic O +long O +- O +term O +survivors O +of O +childhood O +cancer B-Disease +treated O +with O +doxorubicin B-Chemical +from O +healthy O +control O +subjects O +. O + +Echocardiographic O +data O +from O +the O +experimental O +group O +of O +21 O +patients O +( O +mean O +age O +16 O ++ O +/ O +- O +5 O +years O +) O +treated O +from O +1 O +. O +6 O +to O +14 O +. O +3 O +years O +( O +median O +5 O +. O +3 O +) O +before O +this O +study O +with O +27 O +to O +532 O +mg O +/ O +m2 O +of O +doxorubicin B-Chemical +( O +mean O +196 O +) O +were O +compared O +with O +echocardiographic O +data O +from O +12 O +normal O +age O +- O +matched O +control O +subjects O +. O + +Graded O +dobutamine B-Chemical +infusions O +of O +0 O +. O +5 O +, O +2 O +. O +5 O +, O +5 O +and O +10 O +micrograms O +/ O +kg O +per O +min O +were O +administered O +. O + +Echocardiographic O +Doppler O +studies O +were O +performed O +before O +infusion O +and O +after O +15 O +min O +of O +infusion O +at O +each O +rate O +. O + +Dobutamine B-Chemical +infusion O +at O +10 O +micrograms O +/ O +kg O +per O +min O +was O +discontinued O +after O +six O +studies O +secondary O +to O +a O +50 O +% O +incidence O +rate O +of O +adverse O +symptoms O +. O + +The O +most O +important O +findings O +were O +that O +compared O +with O +values O +in O +control O +subjects O +, O +end O +- O +systolic O +left O +ventricular O +posterior O +wall O +dimension O +and O +percent O +of O +left O +ventricular O +posterior O +wall O +thickening O +in O +doxorubicin B-Chemical +- O +treated O +patients O +were O +decreased O +at O +baseline O +study O +and O +these O +findings O +were O +more O +clearly O +delineated O +with O +dobutamine B-Chemical +stimulation O +. O + +End O +- O +systolic O +left O +ventricular O +posterior O +wall O +dimension O +at O +baseline O +for O +the O +doxorubicin B-Chemical +- O +treated O +group O +was O +11 O ++ O +/ O +- O +1 O +. O +9 O +mm O +versus O +13 O +. O +1 O ++ O +/ O +- O +1 O +. O +5 O +mm O +for O +control O +subjects O +( O +p O +less O +than O +0 O +. O +01 O +) O +. O + +End O +- O +systolic O +left O +ventricular O +posterior O +wall O +dimension O +at O +the O +5 O +- O +micrograms O +/ O +kg O +per O +min O +dobutamine B-Chemical +infusion O +for O +the O +doxorubicin B-Chemical +- O +treated O +group O +was O +14 O +. O +1 O ++ O +/ O +- O +2 O +. O +4 O +mm O +versus O +19 O +. O +3 O ++ O +/ O +- O +2 O +. O +6 O +mm O +for O +control O +subjects O +( O +p O +less O +than O +0 O +. O +01 O +) O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +Influence O +of O +smoking B-Chemical +on O +developing O +cochlea O +. O + +Does O +smoking B-Chemical +during O +pregnancy O +affect O +the O +amplitudes O +of O +transient O +evoked O +otoacoustic O +emissions O +in O +newborns O +? O + +OBJECTIVE O +: O +Maternal O +tobacco O +smoking B-Chemical +has O +negative O +effects O +on O +fetal O +growth O +. O + +The O +influence O +of O +smoking B-Chemical +during O +pregnancy O +on O +the O +developing O +cochlea O +has O +not O +been O +estimated O +, O +although O +smoking B-Chemical +has O +been O +positively O +associated O +with O +hearing B-Disease +loss I-Disease +in O +adults O +. O + +The O +objective O +of O +this O +study O +was O +to O +determine O +the O +effects O +of O +maternal O +smoking B-Chemical +on O +transient O +evoked O +otoacoustic O +emissions O +( O +TEOAEs O +) O +of O +healthy O +neonates O +. O + +METHODS O +: O +This O +study O +was O +undertaken O +as O +part O +of O +neonatal O +screening O +for O +hearing B-Disease +impairment I-Disease +and O +involved O +both O +ears O +of O +200 O +newborns O +. O + +Newborns O +whose O +mothers O +reported O +smoking B-Chemical +during O +pregnancy O +( O +n O += O +200 O +ears O +) O +were O +compared O +to O +a O +control O +group O +of O +newborns O +( O +n O += O +200 O +ears O +) O +, O +whose O +mothers O +were O +non O +- O +smokers O +. O + +Exposure O +to O +tobacco O +was O +characterized O +as O +low O +( O +< O +5 O +cigarettes O +per O +day O +, O +n O += O +88 O +ears O +) O +, O +moderate O +( O +5 O +< O +or O += O +cigarettes O +per O +day O +< O +10 O +, O +n O += O +76 O +) O +or O +high O +( O +> O +or O += O +10 O +cigarettes O +per O +day O +, O +n O += O +36 O +) O +. O + +RESULTS O +: O +In O +exposed O +neonates O +, O +TEOAEs O +mean O +response O +( O +across O +frequency O +) O +and O +mean O +amplitude O +at O +4000Hz O +was O +significantly O +lower O +than O +in O +non O +- O +exposed O +neonates O +. O + +Comparisons O +between O +exposed O +newborns O +' O +subgroups O +revealed O +no O +significant O +differences O +. O + +However O +, O +by O +comparing O +each O +subgroup O +to O +control O +group O +, O +we O +found O +statistically O +significant O +decreases B-Disease +of I-Disease +TEOAEs I-Disease +amplitudes I-Disease +at O +4000Hz O +for O +all O +three O +groups O +. O + +Mean O +TEOAEs O +responses O +of O +highly O +exposed O +newborns O +were O +also O +significantly O +lower O +in O +comparison O +to O +our O +control O +group O +. O + +CONCLUSION O +: O +In O +utero O +, O +exposure O +to O +tobacco O +smoking B-Chemical +seems O +to O +have O +a O +small O +impact O +on O +outer O +hair O +cells O +. O + +These O +effects O +seem O +to O +be O +equally O +true O +for O +all O +exposed O +newborns O +, O +regardless O +of O +the O +degree O +of O +exposure O +. O + +Further O +studies O +are O +needed O +in O +order O +to O +establish O +a O +potential O +negative O +effect O +of O +maternal O +smoking B-Chemical +on O +the O +neonate O +' O +s O +hearing O +acuity O +. O + +Simvastatin B-Chemical +- O +induced O +bilateral O +leg O +compartment B-Disease +syndrome I-Disease +and O +myonecrosis B-Disease +associated O +with O +hypothyroidism B-Disease +. O + +A O +54 O +- O +year O +- O +old O +hypothyroid B-Disease +male O +taking O +thyroxine B-Chemical +and O +simvastatin B-Chemical +presented O +with O +bilateral O +leg O +compartment B-Disease +syndrome I-Disease +and O +myonecrosis B-Disease +. O + +Urgent O +fasciotomies O +were O +performed O +and O +the O +patient O +made O +an O +uneventful O +recovery O +with O +the O +withdrawal O +of O +simvastatin B-Chemical +. O + +It O +is O +likely O +that O +this O +complication O +will O +be O +seen O +more O +often O +with O +the O +increased O +worldwide O +use O +of O +this O +drug O +and O +its O +approval O +for O +all O +arteriopathic B-Disease +patients O +. O + +Neuroinflammation B-Disease +and O +behavioral B-Disease +abnormalities I-Disease +after O +neonatal O +terbutaline B-Chemical +treatment O +in O +rats O +: O +implications O +for O +autism B-Disease +. O + +Autism B-Disease +is O +a O +neurodevelopmental B-Disease +disorder I-Disease +presenting O +before O +3 O +years O +of O +age O +with O +deficits B-Disease +in I-Disease +communication I-Disease +and I-Disease +social I-Disease +skills I-Disease +and O +repetitive B-Disease +behaviors I-Disease +. O + +In O +addition O +to O +genetic O +influences O +, O +recent O +studies O +suggest O +that O +prenatal O +drug O +or O +chemical O +exposures O +are O +risk O +factors O +for O +autism B-Disease +. O + +Terbutaline B-Chemical +, O +a O +beta2 O +- O +adrenoceptor O +agonist O +used O +to O +arrest O +preterm B-Disease +labor I-Disease +, O +has O +been O +associated O +with O +increased O +concordance O +for O +autism B-Disease +in O +dizygotic O +twins O +. O + +We O +studied O +the O +effects O +of O +terbutaline B-Chemical +on O +microglial O +activation O +in O +different O +brain O +regions O +and O +behavioral O +outcomes O +in O +developing O +rats O +. O + +Newborn O +rats O +were O +given O +terbutaline B-Chemical +( O +10 O +mg O +/ O +kg O +) O +daily O +on O +postnatal O +days O +( O +PN O +) O +2 O +to O +5 O +or O +PN O +11 O +to O +14 O +and O +examined O +24 O +h O +after O +the O +last O +dose O +and O +at O +PN O +30 O +. O + +Immunohistochemical O +studies O +showed O +that O +administration O +of O +terbutaline B-Chemical +on O +PN O +2 O +to O +5 O +produced O +a O +robust O +increase O +in O +microglial O +activation O +on O +PN O +30 O +in O +the O +cerebral O +cortex O +, O +as O +well O +as O +in O +cerebellar O +and O +cerebrocortical O +white O +matter O +. O + +None O +of O +these O +effects O +occurred O +in O +animals O +given O +terbutaline B-Chemical +on O +PN O +11 O +to O +14 O +. O + +In O +behavioral O +tests O +, O +animals O +treated O +with O +terbutaline B-Chemical +on O +PN O +2 O +to O +5 O +showed O +consistent O +patterns O +of O +hyper O +- O +reactivity O +to O +novelty O +and O +aversive O +stimuli O +when O +assessed O +in O +a O +novel O +open O +field O +, O +as O +well O +as O +in O +the O +acoustic O +startle O +response O +test O +. O + +Our O +findings O +indicate O +that O +beta2 O +- O +adrenoceptor O +overstimulation O +during O +an O +early O +critical O +period O +results O +in O +microglial O +activation O +associated O +with O +innate O +neuroinflammatory O +pathways O +and O +behavioral B-Disease +abnormalities I-Disease +, O +similar O +to O +those O +described O +in O +autism B-Disease +. O + +This O +study O +provides O +a O +useful O +animal O +model O +for O +understanding O +the O +neuropathological O +processes O +underlying O +autism B-Disease +spectrum I-Disease +disorders I-Disease +. O + +Upregulation O +of O +brain O +expression O +of O +P O +- O +glycoprotein O +in O +MRP2 O +- O +deficient O +TR O +( O +- O +) O +rats O +resembles O +seizure B-Disease +- O +induced O +up O +- O +regulation O +of O +this O +drug O +efflux O +transporter O +in O +normal O +rats O +. O + +PURPOSE O +: O +The O +multidrug O +resistance O +protein O +2 O +( O +MRP2 O +) O +is O +a O +drug O +efflux O +transporter O +that O +is O +expressed O +predominantly O +at O +the O +apical O +domain O +of O +hepatocytes O +but O +seems O +also O +to O +be O +expressed O +at O +the O +apical O +membrane O +of O +brain O +capillary O +endothelial O +cells O +that O +form O +the O +blood O +- O +brain O +barrier O +( O +BBB O +) O +. O + +MRP2 O +is O +absent O +in O +the O +transport O +- O +deficient O +( O +TR O +( O +- O +) O +) O +Wistar O +rat O +mutant O +, O +so O +that O +this O +rat O +strain O +was O +very O +helpful O +in O +defining O +substrates O +of O +MRP2 O +by O +comparing O +tissue O +concentrations O +or O +functional O +activities O +of O +compounds O +in O +MRP2 O +- O +deficient O +rats O +with O +those O +in O +transport O +- O +competent O +Wistar O +rats O +. O + +By O +using O +this O +strategy O +to O +study O +the O +involvement O +of O +MRP2 O +in O +brain O +access O +of O +antiepileptic O +drugs O +( O +AEDs O +) O +, O +we O +recently O +reported O +that O +phenytoin B-Chemical +is O +a O +substrate O +for O +MRP2 O +in O +the O +BBB O +. O + +However O +, O +one O +drawback O +of O +such O +studies O +in O +genetically O +deficient O +rats O +is O +the O +fact O +that O +compensatory O +changes O +with O +upregulation O +of O +other O +transporters O +can O +occur O +. O + +This O +prompted O +us O +to O +study O +the O +brain O +expression O +of O +P O +- O +glycoprotein O +( O +Pgp O +) O +, O +a O +major O +drug O +efflux O +transporter O +in O +many O +tissues O +, O +including O +the O +BBB O +, O +in O +TR O +( O +- O +) O +rats O +compared O +with O +nonmutant O +( O +wild O +- O +type O +) O +Wistar O +rats O +. O + +METHODS O +: O +The O +expression O +of O +MRP2 O +and O +Pgp O +in O +brain O +and O +liver O +sections O +of O +TR O +( O +- O +) O +rats O +and O +normal O +Wistar O +rats O +was O +determined O +with O +immunohistochemistry O +, O +by O +using O +a O +novel O +, O +highly O +selective O +monoclonal O +MRP2 O +antibody O +and O +the O +monoclonal O +Pgp O +antibody O +C219 O +, O +respectively O +. O + +RESULTS O +: O +Immunofluorescence O +staining O +with O +the O +MRP2 O +antibody O +was O +found O +to O +label O +a O +high O +number O +of O +microvessels O +throughout O +the O +brain O +in O +normal O +Wistar O +rats O +, O +whereas O +such O +labeling O +was O +absent O +in O +TR O +( O +- O +) O +rats O +. O + +TR O +( O +- O +) O +rats O +exhibited O +a O +significant O +up O +- O +regulation O +of O +Pgp O +in O +brain O +capillary O +endothelial O +cells O +compared O +with O +wild O +- O +type O +controls O +. O + +No O +such O +obvious O +upregulation O +of O +Pgp O +was O +observed O +in O +liver O +sections O +. O + +A O +comparable O +overexpression O +of O +Pgp O +in O +the O +BBB O +was O +obtained O +after O +pilocarpine B-Chemical +- O +induced O +seizures B-Disease +in O +wild O +- O +type O +Wistar O +rats O +. O + +Experiments O +with O +systemic O +administration O +of O +the O +Pgp O +substrate O +phenobarbital B-Chemical +and O +the O +selective O +Pgp O +inhibitor O +tariquidar B-Chemical +in O +TR O +( O +- O +) O +rats O +substantiated O +that O +Pgp O +is O +functional O +and O +compensates O +for O +the O +lack O +of O +MRP2 O +in O +the O +BBB O +. O + +CONCLUSIONS O +: O +The O +data O +on O +TR O +( O +- O +) O +rats O +indicate O +that O +Pgp O +plays O +an O +important O +role O +in O +the O +compensation O +of O +MRP2 O +deficiency O +in O +the O +BBB O +. O + +Because O +such O +a O +compensatory O +mechanism O +most O +likely O +occurs O +to O +reduce O +injury B-Disease +to I-Disease +the I-Disease +brain I-Disease +from O +cytotoxic O +compounds O +, O +the O +present O +data O +substantiate O +the O +concept O +that O +MRP2 O +performs O +a O +protective O +role O +in O +the O +BBB O +. O + +Furthermore O +, O +our O +data O +suggest O +that O +TR O +( O +- O +) O +rats O +are O +an O +interesting O +tool O +to O +study O +consequences O +of O +overexpression O +of O +Pgp O +in O +the O +BBB O +on O +access O +of O +drugs O +in O +the O +brain O +, O +without O +the O +need O +of O +inducing O +seizures B-Disease +or O +other O +Pgp O +- O +enhancing O +events O +for O +this O +purpose O +. O + +Role O +of O +xanthine B-Chemical +oxidase O +in O +dexamethasone B-Chemical +- O +induced O +hypertension B-Disease +in O +rats O +. O + +1 O +. O + +Glucocorticoid O +- O +induced O +hypertension B-Disease +( O +GC O +- O +HT B-Disease +) O +in O +the O +rat O +is O +associated O +with O +nitric B-Chemical +oxide I-Chemical +- O +redox O +imbalance O +. O + +2 O +. O + +We O +studied O +the O +role O +of O +xanthine B-Chemical +oxidase O +( O +XO O +) O +, O +which O +is O +implicated O +in O +the O +production O +of O +reactive O +oxygen O +species O +, O +in O +dexamethasone B-Chemical +- O +induced O +hypertension B-Disease +( O +dex B-Chemical +- O +HT B-Disease +) O +. O + +3 O +. O + +Thirty O +male O +Sprague O +- O +Dawley O +rats O +were O +divided O +randomly O +into O +four O +treatment O +groups O +: O +saline O +, O +dexamethasone B-Chemical +( O +dex B-Chemical +) O +, O +allopurinol B-Chemical +plus O +saline O +, O +and O +allopurinol B-Chemical +plus O +dex B-Chemical +. O + +4 O +. O + +Systolic O +blood O +pressures O +( O +SBP O +) O +and O +bodyweights O +were O +recorded O +each O +alternate O +day O +. O + +Thymus O +weight O +was O +used O +as O +a O +marker O +of O +glucocorticoid O +activity O +, O +and O +serum O +urate B-Chemical +to O +assess O +XO O +inhibition O +. O + +5 O +. O + +Dex B-Chemical +increased B-Disease +SBP I-Disease +( O +110 O ++ O +/ O +- O +2 O +- O +126 O ++ O +/ O +- O +3 O +mmHg O +; O +P O +< O +0 O +. O +001 O +) O +and O +decreased B-Disease +thymus I-Disease +( I-Disease +P I-Disease +< I-Disease +0 I-Disease +. I-Disease +001 I-Disease +) I-Disease +and I-Disease +bodyweights I-Disease +( O +P O +" O +< O +0 O +. O +01 O +) O +. O + +Allopurinol B-Chemical +decreased O +serum O +urate B-Chemical +from O +76 O ++ O +/ O +- O +5 O +to O +30 O ++ O +/ O +- O +3 O +micromol O +/ O +L O +( O +P O +< O +0 O +. O +001 O +) O +in O +saline O +and O +from O +84 O ++ O +/ O +- O +13 O +to O +28 O ++ O +/ O +- O +2 O +micromol O +/ O +L O +in O +dex B-Chemical +- O +treated O +( O +P O +< O +0 O +. O +01 O +) O +groups O +. O + +6 O +. O + +Allopurinol B-Chemical +did O +not O +prevent O +dex B-Chemical +- O +HT B-Disease +. O + +This O +, O +together O +with O +our O +previous O +findings O +that O +allopurinol B-Chemical +failed O +to O +prevent O +adrenocorticotrophic O +hormone O +induced O +hypertension B-Disease +, O +suggests O +that O +XO O +activity O +is O +not O +a O +major O +determinant O +of O +GC O +- O +HT B-Disease +in O +the O +rat O +. O + +Side O +effects O +of O +postoperative O +administration O +of O +methylprednisolone B-Chemical +and O +gentamicin B-Chemical +into O +the O +posterior O +sub O +- O +Tenon O +' O +s O +space O +. O + +PURPOSE O +: O +To O +assess O +the O +incidence O +of O +postoperative O +emetic O +side O +effects O +after O +the O +administration O +of O +methylprednisolone B-Chemical +and O +gentamicin B-Chemical +into O +the O +posterior O +sub O +- O +Tenon O +' O +s O +space O +at O +the O +end O +of O +routine O +cataract B-Disease +surgery O +. O + +SETTING O +: O +St O +. O + +Luke O +' O +s O +Hospital O +, O +Gwardamangia O +, O +Malta O +. O + +METHODS O +: O +A O +double O +- O +blind O +double O +- O +armed O +prospective O +study O +comprised O +40 O +patients O +who O +had O +uneventful O +sutureless O +phacoemulsification O +under O +sub O +- O +Tenon O +' O +s O +local O +infiltration O +of O +3 O +mL O +of O +plain O +lignocaine B-Chemical +. O + +At O +the O +end O +of O +the O +procedure O +, O +Group O +A O +( O +n O += O +20 O +) O +had O +20 O +mg O +/ O +0 O +. O +5 O +mL O +of O +methylprednisolone B-Chemical +and O +10 O +mg O +/ O +0 O +. O +5 O +mL O +of O +gentamicin B-Chemical +injected O +into O +the O +posterior O +sub O +- O +Tenon O +' O +s O +space O +and O +Group O +B O +( O +n O += O +20 O +) O +had O +the O +same O +combination O +injected O +into O +the O +anterior O +sub O +- O +Tenon O +' O +s O +space O +. O + +Postoperatively O +, O +all O +patients O +were O +assessed O +for O +symptoms O +of O +nausea B-Disease +, I-Disease +vomiting I-Disease +, O +and O +headache B-Disease +. O + +A O +chi O +- O +square O +test O +was O +used O +to O +assess O +the O +statistical O +significance O +of O +results O +. O + +RESULTS O +: O +Sixty O +percent O +in O +Group O +A O +developed O +postoperative B-Disease +emetic I-Disease +symptoms I-Disease +, O +headache B-Disease +, O +or O +both O +; O +1 O +patient O +in O +Group O +B O +developed O +symptoms O +. O + +CONCLUSIONS O +: O +The O +administration O +of O +methylprednisolone B-Chemical +and O +gentamicin B-Chemical +in O +the O +posterior O +sub O +- O +Tenon O +' O +s O +space O +was O +related O +to O +a O +high O +incidence O +of O +side O +effects O +including O +nausea B-Disease +, I-Disease +vomiting I-Disease +, O +and O +headache B-Disease +. O + +All O +adverse O +effects O +were O +self O +- O +limiting O +. O + +Assessment O +of O +a O +new O +non O +- O +invasive O +index O +of O +cardiac O +performance O +for O +detection O +of O +dobutamine B-Chemical +- O +induced O +myocardial B-Disease +ischemia I-Disease +. O + +BACKGROUND O +: O +Electrocardiography O +has O +a O +very O +low O +sensitivity O +in O +detecting O +dobutamine B-Chemical +- O +induced O +myocardial B-Disease +ischemia I-Disease +. O + +OBJECTIVES O +: O +To O +assess O +the O +added O +diagnostic O +value O +of O +a O +new O +cardiac O +performance O +index O +( O +dP O +/ O +dtejc O +) O +measurement O +, O +based O +on O +brachial O +artery O +flow O +changes O +, O +as O +compared O +to O +standard O +12 O +- O +lead O +ECG O +, O +for O +detecting O +dobutamine B-Chemical +- O +induced O +myocardial B-Disease +ischemia I-Disease +, O +using O +Tc99m B-Chemical +- I-Chemical +Sestamibi I-Chemical +single O +- O +photon O +emission O +computed O +tomography O +as O +the O +gold O +standard O +of O +comparison O +to O +assess O +the O +presence O +or O +absence O +of O +ischemia B-Disease +. O + +METHODS O +: O +The O +study O +group O +comprised O +40 O +patients O +undergoing O +Sestamibi B-Chemical +- O +SPECT O +/ O +dobutamine B-Chemical +stress O +test O +. O + +Simultaneous O +measurements O +of O +ECG O +and O +brachial O +artery O +dP O +/ O +dtejc O +were O +performed O +at O +each O +dobutamine B-Chemical +level O +. O + +In O +19 O +of O +the O +40 O +patients O +perfusion O +defects O +compatible O +with O +ischemia B-Disease +were O +detected O +on O +SPECT O +. O + +The O +increase O +in O +dP O +/ O +dtejc O +during O +infusion O +of O +dobutamine B-Chemical +in O +this O +group O +was O +severely O +impaired O +as O +compared O +to O +the O +non O +- O +ischemic O +group O +. O + +dP O +/ O +dtejc O +outcome O +was O +combined O +with O +the O +ECG O +results O +, O +giving O +an O +ECG O +- O +enhanced O +value O +, O +and O +compared O +to O +ECG O +alone O +. O + +RESULTS O +: O +The O +sensitivity O +improved O +dramatically O +from O +16 O +% O +to O +79 O +% O +, O +positive O +predictive O +value O +increased O +from O +60 O +% O +to O +68 O +% O +and O +negative O +predictive O +value O +from O +54 O +% O +to O +78 O +% O +, O +and O +specificity O +decreased O +from O +90 O +% O +to O +67 O +% O +. O + +CONCLUSIONS O +: O +If O +ECG O +alone O +is O +used O +for O +specificity O +, O +the O +combination O +with O +dP O +/ O +dtejc O +improved O +the O +sensitivity O +of O +the O +test O +and O +could O +be O +a O +cost O +- O +savings O +alternative O +to O +cardiac O +imaging O +or O +perfusion O +studies O +to O +detect O +myocardial B-Disease +ischemia I-Disease +, O +especially O +in O +patients O +unable O +to O +exercise O +. O + +Cocaine B-Chemical +- O +induced O +myocardial B-Disease +infarction I-Disease +: O +clinical O +observations O +and O +pathogenetic O +considerations O +. O + +Clinical O +and O +experimental O +data O +published O +to O +date O +suggest O +several O +possible O +mechanisms O +by O +which O +cocaine B-Chemical +may O +result O +in O +acute B-Disease +myocardial I-Disease +infarction I-Disease +. O + +In O +individuals O +with O +preexisting O +, O +high O +- O +grade O +coronary O +arterial O +narrowing O +, O +acute B-Disease +myocardial I-Disease +infarction I-Disease +may O +result O +from O +an O +increase O +in O +myocardial O +oxygen B-Chemical +demand O +associated O +with O +cocaine B-Chemical +- O +induced O +increase O +in O +rate O +- O +pressure O +product O +. O + +In O +other O +individuals O +with O +no O +underlying O +atherosclerotic B-Disease +obstruction I-Disease +, O +coronary B-Disease +occlusion I-Disease +may O +be O +due O +to O +spasm B-Disease +, O +thrombus B-Disease +, O +or O +both O +. O + +With O +regard O +to O +spasm B-Disease +, O +the O +clinical O +findings O +are O +largely O +circumstantial O +, O +and O +the O +locus O +of O +cocaine B-Chemical +- O +induced O +vasoconstriction O +remains O +speculative O +. O + +Although O +certain O +clinical O +and O +experimental O +findings O +support O +the O +hypothesis O +that O +spasm B-Disease +involves O +the O +epicardial O +, O +medium O +- O +size O +vessels O +, O +other O +data O +suggest O +intramural O +vasoconstriction O +. O + +Diffuse O +intramural O +vasoconstriction O +is O +not O +consistent O +with O +reports O +of O +segmental O +, O +discrete O +infarction B-Disease +. O + +Whereas O +certain O +in O +vivo O +data O +suggest O +that O +these O +effects O +are O +alpha O +- O +mediated O +, O +other O +in O +vitro O +data O +suggest O +the O +opposite O +. O + +The O +finding O +of O +cocaine B-Chemical +- O +induced O +vasoconstriction O +in O +segments O +of O +( O +noninnervated O +) O +human O +umbilical O +artery O +suggests O +that O +the O +presence O +or O +absence O +of O +intact O +innervation O +is O +not O +sufficient O +to O +explain O +the O +discrepant O +data O +involving O +the O +possibility O +of O +alpha O +- O +mediated O +effects O +. O + +Finally O +, O +the O +contribution O +of O +a O +primary O +, O +thrombotic B-Disease +effect O +of O +cocaine B-Chemical +has O +not O +been O +excluded O +. O + +Proteomic O +analysis O +of O +striatal O +proteins O +in O +the O +rat O +model O +of O +L B-Chemical +- I-Chemical +DOPA I-Chemical +- O +induced O +dyskinesia B-Disease +. O + +L B-Chemical +- I-Chemical +DOPA I-Chemical +- O +induced O +dyskinesia B-Disease +( O +LID B-Disease +) O +is O +among O +the O +motor O +complications O +that O +arise O +in O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +( O +PD B-Disease +) O +patients O +after O +a O +prolonged O +treatment O +with O +L B-Chemical +- I-Chemical +DOPA I-Chemical +. O + +To O +this O +day O +, O +transcriptome O +analysis O +has O +been O +performed O +in O +a O +rat O +model O +of O +LID B-Disease +[ O +Neurobiol O +. O +Dis O +. O +, O +17 O +( O +2004 O +) O +, O +219 O +] O +but O +information O +regarding O +the O +proteome O +is O +still O +lacking O +. O + +In O +the O +present O +study O +, O +we O +investigated O +the O +changes O +occurring O +at O +the O +protein O +level O +in O +striatal O +samples O +obtained O +from O +the O +unilaterally O +6 B-Chemical +- I-Chemical +hydroxydopamine I-Chemical +- O +lesion O +rat O +model O +of O +PD B-Disease +treated O +with O +saline O +, O +L B-Chemical +- I-Chemical +DOPA I-Chemical +or O +bromocriptine B-Chemical +using O +two O +- O +dimensional O +difference O +gel O +electrophoresis O +and O +mass O +spectrometry O +( O +MS O +) O +. O + +Rats O +treated O +with O +L B-Chemical +- I-Chemical +DOPA I-Chemical +were O +allocated O +to O +two O +groups O +based O +on O +the O +presence O +or O +absence O +of O +LID B-Disease +. O + +Among O +the O +2000 O +spots O +compared O +for O +statistical O +difference O +, O +67 O +spots O +were O +significantly O +changed O +in O +abundance O +and O +identified O +using O +matrix O +- O +assisted O +laser O +desorption O +/ O +ionization O +time O +- O +of O +- O +flight O +MS O +, O +atmospheric O +pressure O +matrix O +- O +assisted O +laser O +desorption O +/ O +ionization O +and O +HPLC O +coupled O +tandem O +MS O +( O +LC O +/ O +MS O +/ O +MS O +) O +. O + +Out O +of O +these O +67 O +proteins O +, O +LID B-Disease +significantly O +changed O +the O +expression O +level O +of O +five O +proteins O +: O +alphabeta O +- O +crystalin O +, O +gamma O +- O +enolase O +, O +guanidoacetate O +methyltransferase O +, O +vinculin O +, O +and O +proteasome O +alpha O +- O +2 O +subunit O +. O + +Complementary O +techniques O +such O +as O +western O +immunoblotting O +and O +immunohistochemistry O +were O +performed O +to O +investigate O +the O +validity O +of O +the O +data O +obtained O +using O +the O +proteomic O +approach O +. O + +In O +conclusion O +, O +this O +study O +provides O +new O +insights O +into O +the O +protein O +changes O +occurring O +in O +LID B-Disease +. O + +Cardiac O +Angiography O +in O +Renally O +Impaired O +Patients O +( O +CARE O +) O +study O +: O +a O +randomized O +double O +- O +blind O +trial O +of O +contrast O +- O +induced O +nephropathy B-Disease +in O +patients O +with O +chronic B-Disease +kidney I-Disease +disease I-Disease +. O + +BACKGROUND O +: O +No O +direct O +comparisons O +exist O +of O +the O +renal O +tolerability O +of O +the O +low O +- O +osmolality O +contrast B-Chemical +medium I-Chemical +iopamidol B-Chemical +with O +that O +of O +the O +iso O +- O +osmolality O +contrast B-Chemical +medium I-Chemical +iodixanol B-Chemical +in O +high O +- O +risk O +patients O +. O + +METHODS O +AND O +RESULTS O +: O +The O +present O +study O +is O +a O +multicenter O +, O +randomized O +, O +double O +- O +blind O +comparison O +of O +iopamidol B-Chemical +and O +iodixanol B-Chemical +in O +patients O +with O +chronic B-Disease +kidney I-Disease +disease I-Disease +( O +estimated O +glomerular O +filtration O +rate O +, O +20 O +to O +59 O +mL O +/ O +min O +) O +who O +underwent O +cardiac O +angiography O +or O +percutaneous O +coronary O +interventions O +. O + +Serum O +creatinine B-Chemical +( O +SCr O +) O +levels O +and O +estimated O +glomerular O +filtration O +rate O +were O +assessed O +at O +baseline O +and O +2 O +to O +5 O +days O +after O +receiving O +medications O +. O + +The O +primary O +outcome O +was O +a O +postdose O +SCr O +increase O +> O +or O += O +0 O +. O +5 O +mg O +/ O +dL O +( O +44 O +. O +2 O +micromol O +/ O +L O +) O +over O +baseline O +. O + +Secondary O +outcomes O +were O +a O +postdose O +SCr O +increase O +> O +or O += O +25 O +% O +, O +a O +postdose O +estimated O +glomerular O +filtration O +rate O +decrease O +of O +> O +or O += O +25 O +% O +, O +and O +the O +mean O +peak O +change O +in O +SCr O +. O + +In O +414 O +patients O +, O +contrast O +volume O +, O +presence O +of O +diabetes B-Disease +mellitus I-Disease +, O +use O +of O +N B-Chemical +- I-Chemical +acetylcysteine I-Chemical +, O +mean O +baseline O +SCr O +, O +and O +estimated O +glomerular O +filtration O +rate O +were O +comparable O +in O +the O +2 O +groups O +. O + +SCr O +increases O +> O +or O += O +0 O +. O +5 O +mg O +/ O +dL O +occurred O +in O +4 O +. O +4 O +% O +( O +9 O +of O +204 O +patients O +) O +after O +iopamidol B-Chemical +and O +6 O +. O +7 O +% O +( O +14 O +of O +210 O +patients O +) O +after O +iodixanol B-Chemical +( O +P O += O +0 O +. O +39 O +) O +, O +whereas O +rates O +of O +SCr O +increases O +> O +or O += O +25 O +% O +were O +9 O +. O +8 O +% O +and O +12 O +. O +4 O +% O +, O +respectively O +( O +P O += O +0 O +. O +44 O +) O +. O + +In O +patients O +with O +diabetes B-Disease +, O +SCr O +increases O +> O +or O += O +0 O +. O +5 O +mg O +/ O +dL O +were O +5 O +. O +1 O +% O +( O +4 O +of O +78 O +patients O +) O +with O +iopamidol B-Chemical +and O +13 O +. O +0 O +% O +( O +12 O +of O +92 O +patients O +) O +with O +iodixanol B-Chemical +( O +P O += O +0 O +. O +11 O +) O +, O +whereas O +SCr O +increases O +> O +or O += O +25 O +% O +were O +10 O +. O +3 O +% O +and O +15 O +. O +2 O +% O +, O +respectively O +( O +P O += O +0 O +. O +37 O +) O +. O + +Mean O +post O +- O +SCr O +increases O +were O +significantly O +less O +with O +iopamidol B-Chemical +( O +all O +patients O +: O +0 O +. O +07 O +versus O +0 O +. O +12 O +mg O +/ O +dL O +, O +6 O +. O +2 O +versus O +10 O +. O +6 O +micromol O +/ O +L O +, O +P O += O +0 O +. O +03 O +; O +patients O +with O +diabetes B-Disease +: O +0 O +. O +07 O +versus O +0 O +. O +16 O +mg O +/ O +dL O +, O +6 O +. O +2 O +versus O +14 O +. O +1 O +micromol O +/ O +L O +, O +P O += O +0 O +. O +01 O +) O +. O + +CONCLUSIONS O +: O +The O +rate O +of O +contrast O +- O +induced O +nephropathy B-Disease +, O +defined O +by O +multiple O +end O +points O +, O +is O +not O +statistically O +different O +after O +the O +intraarterial O +administration O +of O +iopamidol B-Chemical +or O +iodixanol B-Chemical +to O +high O +- O +risk O +patients O +, O +with O +or O +without O +diabetes B-Disease +mellitus I-Disease +. O + +Any O +true O +difference O +between O +the O +agents O +is O +small O +and O +not O +likely O +to O +be O +clinically O +significant O +. O + +A O +novel O +compound O +, O +maltolyl B-Chemical +p I-Chemical +- I-Chemical +coumarate I-Chemical +, O +attenuates O +cognitive B-Disease +deficits I-Disease +and O +shows O +neuroprotective O +effects O +in O +vitro O +and O +in O +vivo O +dementia B-Disease +models O +. O + +To O +develop O +a O +novel O +and O +effective O +drug O +that O +could O +enhance O +cognitive O +function O +and O +neuroprotection O +, O +we O +newly O +synthesized O +maltolyl B-Chemical +p I-Chemical +- I-Chemical +coumarate I-Chemical +by O +the O +esterification O +of O +maltol B-Chemical +and O +p B-Chemical +- I-Chemical +coumaric I-Chemical +acid I-Chemical +. O + +In O +the O +present O +study O +, O +we O +investigated O +whether O +maltolyl B-Chemical +p I-Chemical +- I-Chemical +coumarate I-Chemical +could O +improve O +cognitive B-Disease +decline I-Disease +in O +scopolamine B-Chemical +- O +injected O +rats O +and O +in O +amyloid B-Chemical +beta I-Chemical +peptide I-Chemical +( I-Chemical +1 I-Chemical +- I-Chemical +42 I-Chemical +) I-Chemical +- O +infused O +rats O +. O + +Maltolyl B-Chemical +p I-Chemical +- I-Chemical +coumarate I-Chemical +was O +found O +to O +attenuate O +cognitive B-Disease +deficits I-Disease +in O +both O +rat O +models O +using O +passive O +avoidance O +test O +and O +to O +reduce O +apoptotic O +cell O +death O +observed O +in O +the O +hippocampus O +of O +the O +amyloid B-Chemical +beta I-Chemical +peptide I-Chemical +( I-Chemical +1 I-Chemical +- I-Chemical +42 I-Chemical +) I-Chemical +- O +infused O +rats O +. O + +We O +also O +examined O +the O +neuroprotective O +effects O +of O +maltolyl B-Chemical +p I-Chemical +- I-Chemical +coumarate I-Chemical +in O +vitro O +using O +SH O +- O +SY5Y O +cells O +. O + +Cells O +were O +pretreated O +with O +maltolyl B-Chemical +p I-Chemical +- I-Chemical +coumarate I-Chemical +, O +before O +exposed O +to O +amyloid B-Chemical +beta I-Chemical +peptide I-Chemical +( I-Chemical +1 I-Chemical +- I-Chemical +42 I-Chemical +) I-Chemical +, O +glutamate B-Chemical +or O +H2O2 B-Chemical +. O + +We O +found O +that O +maltolyl B-Chemical +p I-Chemical +- I-Chemical +coumarate I-Chemical +significantly O +decreased O +apoptotic O +cell O +death O +and O +reduced O +reactive O +oxygen O +species O +, O +cytochrome O +c O +release O +, O +and O +caspase O +3 O +activation O +. O + +Taking O +these O +in O +vitro O +and O +in O +vivo O +results O +together O +, O +our O +study O +suggests O +that O +maltolyl B-Chemical +p I-Chemical +- I-Chemical +coumarate I-Chemical +is O +a O +potentially O +effective O +candidate O +against O +Alzheimer B-Disease +' I-Disease +s I-Disease +disease I-Disease +that O +is O +characterized O +by O +wide O +spread O +neuronal B-Disease +death I-Disease +and O +progressive O +decline B-Disease +of I-Disease +cognitive I-Disease +function I-Disease +. O + +Attenuation O +of O +methamphetamine B-Chemical +- O +induced O +nigrostriatal O +dopaminergic O +neurotoxicity B-Disease +in O +mice O +by O +lipopolysaccharide B-Chemical +pretreatment O +. O + +Immunological O +activation O +has O +been O +proposed O +to O +play O +a O +role O +in O +methamphetamine B-Chemical +- O +induced O +dopaminergic B-Disease +terminal I-Disease +damage I-Disease +. O + +In O +this O +study O +, O +we O +examined O +the O +roles O +of O +lipopolysaccharide B-Chemical +, O +a O +pro O +- O +inflammatory O +and O +inflammatory O +factor O +, O +treatment O +in O +modulating O +the O +methamphetamine B-Chemical +- O +induced O +nigrostriatal O +dopamine B-Chemical +neurotoxicity B-Disease +. O + +Lipopolysaccharide B-Chemical +pretreatment O +did O +not O +affect O +the O +basal O +body O +temperature O +or O +methamphetamine B-Chemical +- O +elicited O +hyperthermia B-Disease +three O +days O +later O +. O + +Such O +systemic O +lipopolysaccharide B-Chemical +treatment O +mitigated O +methamphetamine B-Chemical +- O +induced O +striatal O +dopamine B-Chemical +and O +3 B-Chemical +, I-Chemical +4 I-Chemical +- I-Chemical +dihydroxyphenylacetic I-Chemical +acid I-Chemical +depletions O +in O +a O +dose O +- O +dependent O +manner O +. O + +As O +the O +most O +potent O +dose O +( O +1 O +mg O +/ O +kg O +) O +of O +lipopolysaccharide B-Chemical +was O +administered O +two O +weeks O +, O +one O +day O +before O +or O +after O +the O +methamphetamine B-Chemical +dosing O +regimen O +, O +methamphetamine B-Chemical +- O +induced O +striatal O +dopamine B-Chemical +and O +3 B-Chemical +, I-Chemical +4 I-Chemical +- I-Chemical +dihydroxyphenylacetic I-Chemical +acid I-Chemical +depletions O +remained O +unaltered O +. O + +Moreover O +, O +systemic O +lipopolysaccharide B-Chemical +pretreatment O +( O +1 O +mg O +/ O +kg O +) O +attenuated O +local O +methamphetamine B-Chemical +infusion O +- O +produced O +dopamine B-Chemical +and O +3 B-Chemical +, I-Chemical +4 I-Chemical +- I-Chemical +dihydroxyphenylacetic I-Chemical +acid I-Chemical +depletions O +in O +the O +striatum O +, O +indicating O +that O +the O +protective O +effect O +of O +lipopolysaccharide B-Chemical +is O +less O +likely O +due O +to O +interrupted O +peripheral O +distribution O +or O +metabolism O +of O +methamphetamine B-Chemical +. O + +We O +concluded O +a O +critical O +time O +window O +for O +systemic O +lipopolysaccharide B-Chemical +pretreatment O +in O +exerting O +effective O +protection O +against O +methamphetamine B-Chemical +- O +induced O +nigrostriatal O +dopamine B-Chemical +neurotoxicity B-Disease +. O + +Acute O +myocarditis B-Disease +associated O +with O +clozapine B-Chemical +. O + +OBJECTIVE O +: O +A O +case O +of O +acute O +myocarditis B-Disease +associated O +with O +the O +commencement O +of O +clozapine B-Chemical +is O +described O +, O +highlighting O +the O +onset O +, O +course O +and O +possible O +contributing O +factors O +. O + +There O +is O +an O +urgent O +need O +to O +raise O +awareness O +about O +this O +potentially O +fatal O +complication O +of O +clozapine B-Chemical +use O +. O + +RESULTS O +: O +A O +20 O +- O +year O +- O +old O +male O +with O +schizophrenia B-Disease +developed O +a O +sudden O +onset O +of O +myocarditis B-Disease +after O +commencement O +of O +clozapine B-Chemical +. O + +The O +patient O +recovered O +with O +intensive O +medical O +support O +. O + +The O +symptoms O +occurred O +around O +2 O +weeks O +after O +starting O +clozapine B-Chemical +in O +an O +inpatient O +setting O +. O + +Possible O +contributing O +factors O +may O +have O +been O +concomitant O +antidepressant B-Chemical +use O +and O +unaccustomed O +physical O +activity O +. O + +CONCLUSIONS O +: O +Myocarditis B-Disease +is O +an O +increasingly O +recognized O +complication O +associated O +with O +the O +use O +of O +clozapine B-Chemical +. O + +It O +can O +be O +fatal O +if O +not O +recognized O +and O +treated O +early O +. O + +Considering O +that O +clozapine B-Chemical +remains O +the O +gold O +standard O +in O +treatment O +of O +resistant O +psychosis B-Disease +, O +there O +is O +an O +urgent O +need O +to O +raise O +awareness O +among O +medical O +and O +paramedical O +staff O +involved O +in O +the O +care O +of O +these O +patients O +. O + +There O +are O +also O +implications O +for O +recommendations O +and O +regulations O +regarding O +the O +use O +of O +clozapine B-Chemical +. O + +Severe O +rhabdomyolysis B-Disease +and O +acute B-Disease +renal I-Disease +failure I-Disease +secondary O +to O +concomitant O +use O +of O +simvastatin B-Chemical +, O +amiodarone B-Chemical +, O +and O +atazanavir B-Chemical +. O + +OBJECTIVE O +: O +To O +report O +a O +case O +of O +a O +severe O +interaction O +between O +simvastatin B-Chemical +, O +amiodarone B-Chemical +, O +and O +atazanavir B-Chemical +resulting O +in O +rhabdomyolysis B-Disease +and O +acute B-Disease +renal I-Disease +failure I-Disease +. O + +BACKGROUND O +: O +A O +72 O +- O +year O +- O +old O +white O +man O +with O +underlying O +human B-Disease +immunodeficiency I-Disease +virus I-Disease +, O +atrial B-Disease +fibrillation I-Disease +, O +coronary B-Disease +artery I-Disease +disease I-Disease +, O +and O +hyperlipidemia B-Disease +presented O +with O +generalized O +pain B-Disease +, O +fatigue B-Disease +, O +and O +dark O +orange O +urine O +for O +3 O +days O +. O + +The O +patient O +was O +taking O +80 O +mg O +simvastatin B-Chemical +at O +bedtime O +( O +initiated O +27 O +days O +earlier O +) O +; O +amiodarone B-Chemical +at O +a O +dose O +of O +400 O +mg O +daily O +for O +7 O +days O +, O +then O +200 O +mg O +daily O +( O +initiated O +19 O +days O +earlier O +) O +; O +and O +400 O +mg O +atazanavir B-Chemical +daily O +( O +initiated O +at O +least O +2 O +years O +previously O +) O +. O + +Laboratory O +evaluation O +revealed O +66 O +, O +680 O +U O +/ O +L O +creatine B-Chemical +kinase O +, O +93 O +mg O +/ O +dL O +blood B-Chemical +urea I-Chemical +nitrogen I-Chemical +, O +4 O +. O +6 O +mg O +/ O +dL O +creatinine B-Chemical +, O +1579 O +U O +/ O +L O +aspartate B-Chemical +aminotransferase O +, O +and O +738 O +U O +/ O +L O +alanine B-Chemical +aminotransferase O +. O + +Simvastatin B-Chemical +, O +amiodarone B-Chemical +, O +and O +the O +patient O +' O +s O +human B-Disease +immunodeficiency I-Disease +virus I-Disease +medications O +were O +all O +temporarily O +discontinued O +and O +the O +patient O +was O +given O +forced O +alkaline O +diuresis O +and O +started O +on O +dialysis O +. O + +Nine O +days O +later O +the O +patient O +' O +s O +creatine B-Chemical +kinase O +had O +dropped O +to O +1695 O +U O +/ O +L O +and O +creatinine B-Chemical +was O +3 O +. O +3 O +mg O +/ O +dL O +. O + +The O +patient O +was O +discharged O +and O +continued O +outpatient O +dialysis O +for O +1 O +month O +until O +his O +renal O +function O +recovered O +. O + +DISCUSSION O +: O +The O +risk O +of O +rhabdomyolysis B-Disease +is O +increased O +in O +the O +presence O +of O +concomitant O +drugs O +that O +inhibit O +simvastatin B-Chemical +metabolism O +. O + +Simvastatin B-Chemical +is O +metabolized O +by O +CYP3A4 O +. O + +Amiodarone B-Chemical +and O +atazanavir B-Chemical +are O +recognized O +CYP3A4 O +inhibitors O +. O + +CONCLUSIONS O +: O +Pharmacokinetic O +differences O +in O +statins B-Chemical +are O +an O +important O +consideration O +for O +assessing O +the O +risk O +of O +potential O +drug O +interactions O +. O + +In O +patients O +requiring O +the O +concurrent O +use O +of O +statins B-Chemical +and O +CYP3A4 O +inhibitors O +, O +pravastatin B-Chemical +, O +fluvastatin B-Chemical +, O +and O +rosuvastatin B-Chemical +carry O +the O +lowest O +risk O +of O +drug O +interactions O +; O +atorvastatin B-Chemical +carries O +moderate O +risk O +, O +whereas O +simvastatin B-Chemical +and O +lovastatin B-Chemical +have O +the O +highest O +risk O +and O +should O +be O +avoided O +in O +patients O +taking O +concomitant O +CYP3A4 O +inhibitors O +. O + +Interaction O +between O +warfarin B-Chemical +and O +levofloxacin B-Chemical +: O +case O +series O +. O + +Warfarin B-Chemical +is O +the O +most O +widely O +used O +oral O +anticoagulant O +and O +is O +indicated O +for O +many O +clinical O +conditions O +. O + +Levofloxacin B-Chemical +, O +a O +fluoroquinolone B-Chemical +, O +is O +one O +of O +the O +most O +commonly O +prescribed O +antibiotics O +in O +clinical O +practice O +and O +is O +effective O +against O +Gram O +- O +positive O +, O +Gram O +- O +negative O +, O +and O +atypical O +bacteria O +. O + +While O +small O +prospective O +studies O +have O +not O +revealed O +any O +significant O +drug O +- O +drug O +interaction O +between O +warfarin B-Chemical +and O +levofloxacin B-Chemical +, O +several O +case O +reports O +have O +indicated O +that O +levofloxacin B-Chemical +may O +significantly O +potentiate O +the O +anticoagulation O +effect O +of O +warfarin B-Chemical +. O + +We O +report O +3 O +cases O +of O +serious O +bleeding B-Disease +complications O +that O +appear O +to O +be O +the O +result O +of O +the O +interaction O +between O +warfarin B-Chemical +and O +levofloxacin B-Chemical +. O + +Physicians O +should O +be O +aware O +of O +this O +potential O +interaction O +and O +use O +caution O +when O +prescribing O +levofloxacin B-Chemical +to O +patients O +taking O +warfarin B-Chemical +. O + +Mutations O +associated O +with O +lamivudine B-Chemical +- O +resistance O +in O +therapy O +- O +na B-Chemical +ve O +hepatitis B-Disease +B I-Disease +virus I-Disease +( I-Disease +HBV I-Disease +) I-Disease +infected I-Disease +patients O +with O +and O +without O +HIV B-Disease +co I-Disease +- I-Disease +infection I-Disease +: O +implications O +for O +antiretroviral O +therapy O +in O +HBV B-Disease +and I-Disease +HIV I-Disease +co I-Disease +- I-Disease +infected I-Disease +South O +African O +patients O +. O + +This O +was O +an O +exploratory O +study O +to O +investigate O +lamivudine B-Chemical +- O +resistant O +hepatitis B-Disease +B I-Disease +virus O +( O +HBV O +) O +strains O +in O +selected O +lamivudine B-Chemical +- O +na B-Chemical +ve O +HBV O +carriers O +with O +and O +without O +human B-Disease +immunodeficiency I-Disease +virus I-Disease +( I-Disease +HIV I-Disease +) I-Disease +co I-Disease +- I-Disease +infection I-Disease +in O +South O +African O +patients O +. O + +Thirty O +- O +five O +lamivudine B-Chemical +- O +na B-Chemical +ve O +HBV B-Disease +infected I-Disease +patients O +with O +or O +without O +HIV B-Disease +co I-Disease +- I-Disease +infection I-Disease +were O +studied O +: O +15 O +chronic O +HBV B-Disease +mono I-Disease +- I-Disease +infected I-Disease +patients O +and O +20 O +HBV B-Disease +- I-Disease +HIV I-Disease +co I-Disease +- I-Disease +infected I-Disease +patients O +. O + +The O +latter O +group O +was O +further O +sub O +- O +divided O +into O +13 O +occult O +HBV O +( O +HBsAg B-Chemical +- O +negative O +) O +and O +7 O +overt O +HBV O +( O +HBsAg B-Chemical +- O +positive O +) O +patients O +. O + +HBsAg B-Chemical +, O +anti O +- O +HBs O +, O +anti O +- O +HBc O +, O +and O +anti O +- O +HIV O +1 O +/ O +2 O +were O +determined O +as O +part O +of O +routine O +diagnosis O +using O +Axsym O +assays O +( O +Abbott O +Laboratories O +, O +North O +Chicago O +, O +IL O +) O +. O + +Serum O +samples O +were O +PCR O +amplified O +with O +HBV O +reverse O +transcriptase O +( O +RT O +) O +primers O +, O +followed O +by O +direct O +sequencing O +across O +the O +tyrosine B-Chemical +- O +methionine B-Chemical +- O +aspartate B-Chemical +- O +aspartate B-Chemical +( O +YMDD O +) O +motif O +of O +the O +major O +catalytic O +region O +in O +the O +C O +domain O +of O +the O +HBV O +RT O +enzyme O +. O + +HBV O +viral O +load O +was O +performed O +with O +Amplicor O +HBV O +Monitor O +test O +v2 O +. O +0 O +( O +Roche O +Diagnostics O +, O +Penzberg O +, O +Germany O +) O +. O + +HBV O +lamivudine B-Chemical +- O +resistant O +strains O +were O +detected O +in O +3 O +of O +15 O +mono O +- O +infected O +chronic O +hepatitis B-Disease +B I-Disease +patients O +and O +10 O +of O +20 O +HBV B-Disease +- I-Disease +HIV I-Disease +co I-Disease +- I-Disease +infected I-Disease +patients O +. O + +To O +the O +best O +of O +our O +knowledge O +, O +this O +constitutes O +the O +first O +report O +of O +HBV O +lamivudine B-Chemical +- O +resistant O +strains O +in O +therapy O +- O +na B-Chemical +ve O +HBV B-Disease +- I-Disease +HIV I-Disease +co I-Disease +- I-Disease +infected I-Disease +patients O +. O + +The O +HBV O +viral O +loads O +for O +mono O +- O +infected O +and O +co O +- O +infected O +patients O +ranged O +from O +3 O +. O +32 O +x O +10 O +( O +2 O +) O +to O +3 O +. O +82 O +x O +10 O +( O +7 O +) O +and O +< O +200 O +to O +4 O +. O +40 O +x O +10 O +( O +3 O +) O +copies O +/ O +ml O +, O +respectively O +. O + +It O +remains O +to O +be O +seen O +whether O +such O +pre O +- O +existing O +antiviral O +mutations O +could O +result O +in O +widespread O +emergence O +of O +HBV O +resistant O +strains O +when O +lamivudine B-Chemical +- O +containing O +highly O +active O +antiretroviral O +( O +ARV O +) O +treatment O +( O +HAART O +) O +regimens O +become O +widely O +applied O +in O +South O +Africa O +, O +as O +this O +is O +likely O +to O +have O +potential O +implications O +in O +the O +management O +of O +HBV B-Disease +- I-Disease +HIV I-Disease +co I-Disease +- I-Disease +infected I-Disease +patients O +. O + +Rabbit B-Disease +syndrome I-Disease +, O +antidepressant B-Chemical +use O +, O +and O +cerebral O +perfusion O +SPECT O +scan O +findings O +. O + +The O +rabbit B-Disease +syndrome I-Disease +is O +an O +extrapyramidal O +side O +effect O +associated O +with O +chronic O +neuroleptic O +therapy O +. O + +Its O +occurrence O +in O +a O +patient O +being O +treated O +with O +imipramine B-Chemical +is O +described O +, O +representing O +the O +first O +reported O +case O +of O +this O +syndrome O +in O +conjunction O +with O +antidepressants B-Chemical +. O + +Repeated O +cerebral O +perfusion O +SPECT O +scans O +revealed O +decreased B-Disease +basal I-Disease +ganglia I-Disease +perfusion I-Disease +while O +the O +movement B-Disease +disorder I-Disease +was O +present O +, O +and O +a O +return O +to O +normal O +perfusion O +when O +the O +rabbit B-Disease +syndrome I-Disease +resolved O +. O + +Estrogen O +prevents O +cholesteryl B-Chemical +ester I-Chemical +accumulation O +in O +macrophages O +induced O +by O +the O +HIV O +protease O +inhibitor O +ritonavir B-Chemical +. O + +Individuals O +with O +HIV O +can O +now O +live O +long O +lives O +with O +drug O +therapy O +that O +often O +includes O +protease O +inhibitors O +such O +as O +ritonavir B-Chemical +. O + +Many O +patients O +, O +however O +, O +develop O +negative O +long O +- O +term O +side O +effects O +such O +as O +premature B-Disease +atherosclerosis I-Disease +. O + +We O +have O +previously O +demonstrated O +that O +ritonavir B-Chemical +treatment O +increases O +atherosclerotic B-Disease +lesion I-Disease +formation O +in O +male O +mice O +to O +a O +greater O +extent O +than O +in O +female O +mice O +. O + +Furthermore O +, O +peripheral O +blood O +monocytes O +isolated O +from O +ritonavir B-Chemical +- O +treated O +females O +had O +less O +cholesteryl B-Chemical +ester I-Chemical +accumulation O +. O + +In O +the O +present O +study O +, O +we O +have O +investigated O +the O +molecular O +mechanisms O +by O +which O +female O +hormones O +influence O +cholesterol B-Chemical +metabolism O +in O +macrophages O +in O +response O +to O +the O +HIV O +protease O +inhibitor O +ritonavir B-Chemical +. O + +We O +have O +utilized O +the O +human O +monocyte O +cell O +line O +, O +THP O +- O +1 O +as O +a O +model O +to O +address O +this O +question O +. O + +Briefly O +, O +cells O +were O +differentiated O +for O +72 O +h O +with O +100 O +nM O +PMA O +to O +obtain O +a O +macrophage O +- O +like O +phenotype O +in O +the O +presence O +or O +absence O +of O +1 O +nM O +17beta B-Chemical +- I-Chemical +estradiol I-Chemical +( O +E2 B-Chemical +) O +, O +100 O +nM O +progesterone B-Chemical +or O +vehicle O +( O +0 O +. O +01 O +% O +ethanol B-Chemical +) O +. O + +Cells O +were O +then O +treated O +with O +30 O +ng O +/ O +ml O +ritonavir B-Chemical +or O +vehicle O +in O +the O +presence O +of O +aggregated O +LDL O +for O +24 O +h O +. O + +Cell O +extracts O +were O +harvested O +, O +and O +lipid O +or O +total O +RNA O +was O +isolated O +. O + +E2 B-Chemical +decreased O +the O +accumulation O +of O +cholesteryl B-Chemical +esters I-Chemical +in O +macrophages O +following O +ritonavir B-Chemical +treatment O +. O + +Ritonavir B-Chemical +increased O +the O +expression O +of O +the O +scavenger O +receptor O +, O +CD36 O +mRNA O +, O +responsible O +for O +the O +uptake O +of O +LDL O +. O + +Additionally O +, O +ritonavir B-Chemical +treatment O +selectively O +increased O +the O +relative O +levels O +of O +PPARgamma O +mRNA O +, O +a O +transcription O +factor O +responsible O +for O +the O +regulation O +of O +CD36 O +mRNA O +expression O +. O + +Treatment O +with O +E2 B-Chemical +, O +however O +, O +failed O +to O +prevent O +these O +increases O +at O +the O +mRNA O +level O +. O + +E2 B-Chemical +did O +, O +however O +, O +significantly O +suppress O +CD36 O +protein O +levels O +as O +measured O +by O +fluorescent O +immunocytochemistry O +. O + +This O +data O +suggests O +that O +E2 B-Chemical +modifies O +the O +expression O +of O +CD36 O +at O +the O +level O +of O +protein O +expression O +in O +monocyte O +- O +derived O +macrophages O +resulting O +in O +reduced O +cholesteryl B-Chemical +ester I-Chemical +accumulation O +following O +ritonavir B-Chemical +treatment O +. O + +Acute O +hepatitis B-Disease +attack O +after O +exposure O +to O +telithromycin B-Chemical +. O + +INTRODUCTION O +: O +Antibiotic O +- O +associated O +hepatotoxicity B-Disease +is O +rare O +. O + +With O +widespread O +use O +of O +antimicrobial O +agents O +, O +however O +, O +hepatic B-Disease +injury I-Disease +occurs O +frequently O +, O +and O +among O +adverse B-Disease +drug I-Disease +reactions I-Disease +, O +idiosyncratic O +reactions O +are O +the O +most O +serious O +. O + +CASE O +SUMMARY O +: O +A O +25 O +- O +year O +- O +old O +male O +patient O +, O +with O +a O +height O +of O +175 O +cm O +and O +weight O +of O +72 O +kg O +presented O +to O +Marmara O +University O +Hospital O +Emergency O +Department O +, O +Istanbul O +, O +Turkey O +, O +with O +5 O +days O +' O +history O +of O +jaundice B-Disease +, O +malaise O +, O +nausea B-Disease +, O +and O +vomiting B-Disease +. O + +He O +had O +been O +prescribed O +telithromycin B-Chemical +400 O +mg O +/ O +d O +PO O +to O +treat O +an O +upper B-Disease +respiratory I-Disease +tract I-Disease +infection I-Disease +7 O +days O +prior O +. O + +Admission O +laboratory O +tests O +were O +as O +follows O +: O +alanine B-Chemical +aminotransferase O +, O +67 O +U O +/ O +L O +( O +reference O +range O +, O +10 O +- O +37 O +U O +/ O +L O +) O +; O +aspartate B-Chemical +aminotransferase O +, O +98 O +U O +/ O +L O +( O +10 O +- O +40 O +U O +/ O +L O +) O +; O +alkaline O +phosphatase O +, O +513 O +U O +/ O +L O +( O +0 O +- O +270 O +U O +/ O +L O +) O +; O +gamma O +- O +glutamyltransferase O +, O +32 O +U O +/ O +L O +( O +7 O +- O +49 O +U O +/ O +L O +) O +; O +amylase O +, O +46 O +U O +/ O +L O +( O +0 O +- O +220 O +U O +/ O +L O +) O +; O +total O +bilirubin B-Chemical +, O +20 O +. O +1 O +mg O +/ O +dL O +( O +0 O +. O +2 O +- O +1 O +. O +0 O +mg O +/ O +dL O +) O +; O +direct O +bilirubin B-Chemical +, O +14 O +. O +8 O +mg O +/ O +dL O +( O +0 O +- O +0 O +. O +3 O +mg O +/ O +dL O +) O +; O +and O +albumin O +, O +4 O +. O +7 O +mg O +/ O +dL O +( O +3 O +. O +5 O +- O +5 O +. O +4 O +mg O +/ O +dL O +) O +. O + +No O +toxin O +, O +alcohol B-Chemical +, O +or O +other O +drugs O +were O +reported O +. O + +The O +patient O +had O +suffered O +a O +previous O +episode O +of O +" O +acute O +hepatitis B-Disease +of O +unknown O +origin O +, O +" O +that O +occurred O +after O +telithromycin B-Chemical +usage O +. O + +Both O +incidents O +occurred O +within O +a O +year O +. O + +DISCUSSION O +: O +Telithromycin B-Chemical +is O +the O +first O +of O +the O +ketolide O +antibacterials O +to O +receive O +US O +Food O +and O +Drug O +Administration O +approval O +for O +clinical O +use O +. O + +It O +has O +been O +associated O +with O +infrequent O +and O +usually O +reversible O +severe O +hepatic B-Disease +dysfunction I-Disease +. O + +Based O +on O +a O +score O +of O +8 O +on O +the O +Naranjo O +adverse B-Disease +drug I-Disease +reaction I-Disease +probability O +scale O +, O +telithromycin B-Chemical +was O +the O +probable O +cause O +of O +acute O +hepatitis B-Disease +in O +this O +patient O +, O +and O +pathological O +findings O +suggested O +drug O +- O +induced O +toxic B-Disease +hepatitis I-Disease +. O + +Recurrence O +of O +hepatitis B-Disease +attack O +might O +have O +been O +avoided O +if O +the O +initial O +incident O +had O +been O +communicated O +to O +the O +attending O +physician O +who O +prescribed O +telithromycin B-Chemical +the O +second O +time O +. O + +CONCLUSION O +: O +Here O +we O +report O +a O +case O +of O +acute O +hepatitis B-Disease +probably O +associated O +with O +the O +administration O +of O +telithromycin B-Chemical +. O + +A O +study O +on O +the O +effect O +of O +the O +duration O +of O +subcutaneous O +heparin B-Chemical +injection O +on O +bruising B-Disease +and O +pain B-Disease +. O + +AIM O +: O +This O +study O +was O +carried O +out O +to O +determine O +the O +effect O +of O +injection O +duration O +on O +bruising B-Disease +and O +pain B-Disease +following O +the O +administration O +of O +the O +subcutaneous O +injection O +of O +heparin B-Chemical +. O + +BACKGROUND O +: O +Although O +different O +methods O +to O +prevent O +bruising B-Disease +and O +pain B-Disease +following O +the O +subcutaneous O +injection O +of O +heparin B-Chemical +have O +been O +widely O +studied O +and O +described O +, O +the O +effect O +of O +injection O +duration O +on O +the O +occurrence O +of O +bruising B-Disease +and O +pain B-Disease +is O +little O +documented O +. O + +DESIGN O +: O +This O +study O +was O +designed O +as O +within O +- O +subject O +, O +quasi O +- O +experimental O +research O +. O + +METHOD O +: O +The O +sample O +for O +the O +study O +consisted O +of O +50 O +patients O +to O +whom O +subcutaneous O +heparin B-Chemical +was O +administered O +. O + +Heparin B-Chemical +was O +injected O +over O +10 O +seconds O +on O +the O +right O +abdominal O +site O +and O +30 O +seconds O +on O +the O +left O +abdominal O +site O +. O + +Injections O +areas O +were O +assessed O +for O +the O +presence O +of O +bruising B-Disease +at O +48 O +and O +72 O +hours O +after O +each O +injection O +. O + +Dimensions O +of O +the O +bruising B-Disease +on O +the O +heparin B-Chemical +applied O +areas O +were O +measured O +using O +transparent O +millimetric O +measuring O +paper O +. O + +The O +visual O +analog O +scale O +( O +VAS O +) O +was O +used O +to O +measure O +pain B-Disease +intensity O +and O +a O +stop O +- O +watch O +was O +used O +to O +time O +the O +pain B-Disease +period O +. O + +Data O +were O +analysed O +using O +chi O +- O +square O +test O +, O +Mann O +- O +Whitney O +U O +, O +Wilcoxon O +signed O +ranks O +tests O +and O +correlation O +. O + +RESULTS O +: O +The O +percentage O +of O +bruising B-Disease +occurrence O +was O +64 O +% O +with O +the O +injection O +of O +10 O +seconds O +duration O +and O +42 O +% O +in O +the O +30 O +- O +second O +injection O +. O + +It O +was O +determined O +that O +the O +size O +of O +the O +bruising B-Disease +was O +smaller O +in O +the O +30 O +- O +second O +injection O +. O + +Pain B-Disease +intensity O +and O +pain B-Disease +period O +were O +statistically O +significantly O +lower O +for O +the O +30 O +- O +second O +injection O +than O +for O +the O +10 O +- O +second O +injection O +. O + +CONCLUSIONS O +: O +It O +was O +determined O +that O +injection O +duration O +had O +an O +effect O +on O +bruising B-Disease +and O +pain B-Disease +following O +the O +subcutaneous O +administration O +of O +heparin B-Chemical +. O + +This O +study O +should O +be O +repeated O +on O +a O +larger O +sample O +. O + +RELEVANCE O +TO O +CLINICAL O +PRACTICE O +: O +When O +administering O +subcutaneous O +heparin B-Chemical +injections O +, O +it O +is O +important O +to O +extend O +the O +duration O +of O +the O +injection O +. O + +Acute B-Disease +liver I-Disease +failure I-Disease +in O +two O +patients O +with O +regular O +alcohol B-Chemical +consumption O +ingesting O +paracetamol B-Chemical +at O +therapeutic O +dosage O +. O + +BACKGROUND O +: O +The O +possible O +role O +of O +alcohol B-Chemical +in O +the O +development O +of O +hepatotoxicity B-Disease +associated O +with O +therapeutic O +doses O +of O +paracetamol B-Chemical +( O +acetaminophen B-Chemical +) O +is O +currently O +debated O +. O + +CASE O +REPORT O +: O +We O +describe O +2 O +patients O +who O +were O +regular O +consumers O +of O +alcohol B-Chemical +and O +who O +developed O +liver B-Disease +failure I-Disease +within O +3 O +- O +5 O +days O +after O +hospitalization O +and O +stopping O +alcohol B-Chemical +consumption O +while O +being O +treated O +with O +4 O +g O +paracetamol B-Chemical +/ O +day O +. O + +A O +paracetamol B-Chemical +serum O +level O +obtained O +in O +one O +of O +these O +patients O +was O +not O +in O +the O +toxic O +range O +. O + +Possible O +risk O +factors O +for O +the O +development O +of O +hepatotoxicity B-Disease +in O +patients O +treated O +with O +therapeutic O +doses O +of O +paracetamol B-Chemical +are O +discussed O +. O + +CONCLUSION O +: O +In O +patients O +with O +risk O +factors O +, O +e O +. O +g O +. O +regular O +consumption O +of O +alcohol B-Chemical +, O +liver B-Disease +failure I-Disease +is O +possible O +when O +therapeutic O +doses O +are O +ingested O +. O + +We O +propose O +that O +the O +paracetamol B-Chemical +dose O +should O +not O +exceed O +2 O +g O +/ O +day O +in O +such O +patients O +and O +that O +their O +liver O +function O +should O +be O +monitored O +closely O +while O +being O +treated O +with O +paracetamol B-Chemical +. O + +Associations O +between O +use O +of O +benzodiazepines B-Chemical +or O +related O +drugs O +and O +health O +, O +physical O +abilities O +and O +cognitive O +function O +: O +a O +non O +- O +randomised O +clinical O +study O +in O +the O +elderly O +. O + +OBJECTIVE O +: O +To O +describe O +associations O +between O +the O +use O +of O +benzodiazepines B-Chemical +or O +related O +drugs O +( O +BZDs B-Chemical +/ O +RDs O +) O +and O +health O +, O +functional O +abilities O +and O +cognitive O +function O +in O +the O +elderly O +. O + +METHODS O +: O +A O +non O +- O +randomised O +clinical O +study O +of O +patients O +aged O +> O +or O += O +65 O +years O +admitted O +to O +acute O +hospital O +wards O +during O +1 O +month O +. O + +164 O +patients O +( O +mean O +age O ++ O +/ O +- O +standard O +deviation O +[ O +SD O +] O +81 O +. O +6 O ++ O +/ O +- O +6 O +. O +8 O +years O +) O +were O +admitted O +. O + +Of O +these O +, O +nearly O +half O +( O +n O += O +78 O +) O +had O +used O +BZDs B-Chemical +/ O +RDs O +before O +admission O +, O +and O +the O +remainder O +( O +n O += O +86 O +) O +were O +non O +- O +users O +. O + +Cognitive O +ability O +was O +assessed O +by O +the O +Mini O +- O +Mental O +State O +Examination O +( O +MMSE O +) O +. O + +Patients O +scoring O +> O +or O += O +20 O +MMSE O +sum O +points O +were O +interviewed O +( O +n O += O +79 O +) O +and O +questioned O +regarding O +symptoms O +and O +functional O +abilities O +during O +the O +week O +prior O +to O +admission O +. O + +Data O +on O +use O +of O +BZDs B-Chemical +/ O +RDs O +before O +admission O +, O +current O +medications O +and O +discharge O +diagnoses O +were O +collected O +from O +medical O +records O +. O + +Health O +, O +physical O +abilities O +and O +cognitive O +function O +were O +compared O +between O +BZD O +/ O +RD O +users O +and O +non O +- O +users O +, O +and O +adjustments O +were O +made O +for O +confounding O +variables O +. O + +The O +residual O +serum O +concentrations O +of O +oxazepam B-Chemical +, O +temazepam B-Chemical +and O +zopiclone B-Chemical +were O +analysed O +. O + +RESULTS O +: O +The O +mean O ++ O +/ O +- O +SD O +duration O +of O +BZD O +/ O +RD O +use O +was O +7 O ++ O +/ O +- O +7 O +years O +( O +range O +1 O +- O +31 O +) O +. O + +Two O +or O +three O +BZDs B-Chemical +/ O +RDs O +were O +concomitantly O +taken O +by O +26 O +% O +of O +users O +( O +n O += O +20 O +) O +. O + +Long O +- O +term O +use O +of O +these O +drugs O +was O +associated O +with O +female O +sex O +and O +use O +of O +a O +higher O +number O +of O +drugs O +with O +effects O +on O +the O +CNS O +, O +which O +tended O +to O +be O +related O +to O +diagnosed O +dementia B-Disease +. O + +After O +adjustment O +for O +these O +variables O +as O +confounders O +, O +use O +of O +BZDs B-Chemical +/ O +RDs O +was O +not O +associated O +with O +cognitive O +function O +as O +measured O +by O +the O +MMSE O +. O + +However O +, O +use O +of O +BZDs B-Chemical +/ O +RDs O +was O +associated O +with O +dizziness B-Disease +, O +inability B-Disease +to I-Disease +sleep I-Disease +after O +awaking O +at O +night O +and O +tiredness B-Disease +in O +the O +mornings O +during O +the O +week O +prior O +to O +admission O +and O +with O +stronger O +depressive B-Disease +symptoms I-Disease +measured O +at O +the O +beginning O +of O +the O +hospital O +stay O +. O + +Use O +of O +BZDs B-Chemical +/ O +RDs O +tended O +to O +be O +associated O +with O +a O +reduced O +ability O +to O +walk O +and O +shorter O +night O +- O +time O +sleep O +during O +the O +week O +prior O +to O +admission O +. O + +A O +higher O +residual O +serum O +concentration O +of O +temazepam B-Chemical +correlated O +with O +a O +lower O +MMSE O +sum O +score O +after O +adjustment O +for O +confounding O +variables O +. O + +CONCLUSIONS O +: O +Long O +- O +term O +use O +and O +concomitant O +use O +of O +more O +than O +one O +BZD O +/ O +RD O +were O +common O +in O +elderly O +patients O +hospitalised O +because O +of O +acute O +illnesses O +. O + +Long O +- O +term O +use O +was O +associated O +with O +daytime O +and O +night O +- O +time O +symptoms O +indicative O +of O +poorer O +health O +and O +potentially O +caused O +by O +the O +adverse O +effects O +of O +these O +drugs O +. O + +Acute O +vocal B-Disease +fold I-Disease +palsy I-Disease +after O +acute O +disulfiram B-Chemical +intoxication O +. O + +Acute O +peripheral B-Disease +neuropathy I-Disease +caused O +by O +a O +disulfiram B-Chemical +overdose B-Disease +is O +very O +rare O +and O +there O +is O +no O +report O +of O +it O +leading O +to O +vocal B-Disease +fold I-Disease +palsy I-Disease +. O + +A O +49 O +- O +year O +- O +old O +woman O +was O +transferred O +to O +our O +department O +because O +of O +quadriparesis B-Disease +, O +lancinating O +pain B-Disease +, O +sensory B-Disease +loss I-Disease +, O +and O +paresthesia B-Disease +of O +the O +distal O +limbs O +. O + +One O +month O +previously O +, O +she O +had O +taken O +a O +single O +high O +dose O +of O +disulfiram B-Chemical +( O +130 O +tablets O +of O +ALCOHOL B-Chemical +STOP O +TAB O +, O +Shin O +- O +Poong O +Pharm O +. O +Co O +. O +, O +Ansan O +, O +Korea O +) O +in O +a O +suicide O +attempt O +. O + +She O +was O +not O +an O +alcoholic O +. O + +For O +the O +first O +few O +days O +after O +ingestion O +, O +she O +was O +in O +a O +confused O +state O +and O +had O +mild O +to O +moderate O +ataxia B-Disease +and O +giddiness B-Disease +. O + +She O +noticed O +hoarseness B-Disease +and O +distally O +accentuated O +motor O +and O +sensory O +dysfunction O +after O +she O +had O +recovered O +from O +this O +state O +. O + +A O +nerve O +conduction O +study O +was O +consistent O +with O +severe O +sensorimotor O +axonal O +polyneuropathy B-Disease +. O + +Laryngeal O +electromyography O +( O +thyroarytenoid O +muscle O +) O +showed O +ample O +denervation O +potentials O +. O + +Laryngoscopy O +revealed O +asymmetric O +vocal O +fold O +movements O +during O +phonation O +. O + +Her O +vocal O +change O +and O +weakness O +began O +to O +improve O +spontaneously O +about O +3 O +weeks O +after O +transfer O +. O + +This O +was O +a O +case O +of O +acute O +palsy B-Disease +of O +the O +recurrent O +laryngeal O +nerve O +and O +superimposed O +severe O +acute O +sensorimotor O +axonal O +polyneuropathy B-Disease +caused O +by O +high O +- O +dose O +disulfiram B-Chemical +intoxication O +. O + +Encephalopathy B-Disease +induced O +by O +levetiracetam B-Chemical +added O +to O +valproate B-Chemical +. O + +BACKGROUND O +: O +We O +report O +on O +the O +manifestation O +of O +a O +levetiracetam B-Chemical +( O +LEV B-Chemical +) O +- O +induced O +encephalopathy B-Disease +. O + +FINDINGS O +: O +A O +28 O +- O +year O +- O +old O +man O +suffering O +from O +idiopathic B-Disease +epilepsy I-Disease +with O +generalized O +seizures B-Disease +was O +treated O +with O +LEV B-Chemical +( O +3000 O +mg O +) O +added O +to O +valproate B-Chemical +( O +VPA B-Chemical +) O +( O +2000 O +mg O +) O +. O + +Frequency O +of O +generalized O +tonic B-Disease +- I-Disease +clonic I-Disease +seizures I-Disease +increased O +from O +one O +per O +6 O +months O +to O +two O +per O +month O +. O + +Neuropsychological O +testing O +showed O +impaired B-Disease +word I-Disease +fluency I-Disease +, I-Disease +psychomotor I-Disease +speed I-Disease +and I-Disease +working I-Disease +memory I-Disease +. O + +The O +interictal O +electroencephalogram O +( O +EEG O +) O +showed O +a O +generalized O +slowing O +to O +5 O +per O +second O +theta O +rhythms O +with O +bilateral O +generalized O +high O +- O +amplitude O +discharges O +. O + +OUTCOME O +: O +Following O +discontinuation O +of O +LEV B-Chemical +, O +EEG O +and O +neuropsychological O +findings O +improved O +and O +seizure B-Disease +frequency O +decreased O +. O + +Norepinephrine B-Chemical +signaling O +through O +beta O +- O +adrenergic O +receptors O +is O +critical O +for O +expression O +of O +cocaine B-Chemical +- O +induced O +anxiety B-Disease +. O + +BACKGROUND O +: O +Cocaine B-Chemical +is O +a O +widely O +abused O +psychostimulant O +that O +has O +both O +rewarding O +and O +aversive O +properties O +. O + +While O +the O +mechanisms O +underlying O +cocaine B-Chemical +' O +s O +rewarding O +effects O +have O +been O +studied O +extensively O +, O +less O +attention O +has O +been O +paid O +to O +the O +unpleasant O +behavioral O +states O +induced O +by O +cocaine B-Chemical +, O +such O +as O +anxiety B-Disease +. O + +METHODS O +: O +In O +this O +study O +, O +we O +evaluated O +the O +performance O +of O +dopamine B-Chemical +beta O +- O +hydroxylase O +knockout O +( O +Dbh O +- O +/ O +- O +) O +mice O +, O +which O +lack O +norepinephrine B-Chemical +( O +NE B-Chemical +) O +, O +in O +the O +elevated O +plus O +maze O +( O +EPM O +) O +to O +examine O +the O +contribution O +of O +noradrenergic O +signaling O +to O +cocaine B-Chemical +- O +induced O +anxiety B-Disease +. O + +RESULTS O +: O +We O +found O +that O +cocaine B-Chemical +dose O +- O +dependently O +increased O +anxiety B-Disease +- O +like O +behavior O +in O +control O +( O +Dbh O ++ O +/ O +- O +) O +mice O +, O +as O +measured O +by O +a O +decrease O +in O +open O +arm O +exploration O +. O + +The O +Dbh O +- O +/ O +- O +mice O +had O +normal O +baseline O +performance O +in O +the O +EPM O +but O +were O +completely O +resistant O +to O +the O +anxiogenic O +effects O +of O +cocaine B-Chemical +. O + +Cocaine B-Chemical +- O +induced O +anxiety B-Disease +was O +also O +attenuated O +in O +Dbh O ++ O +/ O +- O +mice O +following O +administration O +of O +disulfiram B-Chemical +, O +a O +dopamine B-Chemical +beta O +- O +hydroxylase O +( O +DBH O +) O +inhibitor O +. O + +In O +experiments O +using O +specific O +adrenergic O +antagonists O +, O +we O +found O +that O +pretreatment O +with O +the O +beta O +- O +adrenergic O +receptor O +antagonist O +propranolol B-Chemical +blocked O +cocaine B-Chemical +- O +induced O +anxiety B-Disease +- O +like O +behavior O +in O +Dbh O ++ O +/ O +- O +and O +wild O +- O +type O +C57BL6 O +/ O +J O +mice O +, O +while O +the O +alpha O +( O +1 O +) O +antagonist O +prazosin B-Chemical +and O +the O +alpha O +( O +2 O +) O +antagonist O +yohimbine B-Chemical +had O +no O +effect O +. O + +CONCLUSIONS O +: O +These O +results O +indicate O +that O +noradrenergic O +signaling O +via O +beta O +- O +adrenergic O +receptors O +is O +required O +for O +cocaine B-Chemical +- O +induced O +anxiety B-Disease +in O +mice O +. O + +Hypothalamic O +prolactin O +receptor O +messenger O +ribonucleic B-Chemical +acid I-Chemical +levels O +, O +prolactin O +signaling O +, O +and O +hyperprolactinemic B-Disease +inhibition O +of O +pulsatile O +luteinizing O +hormone O +secretion O +are O +dependent O +on O +estradiol B-Chemical +. O + +Hyperprolactinemia B-Disease +can O +reduce O +fertility O +and O +libido O +. O + +Although O +central O +prolactin O +actions O +are O +thought O +to O +contribute O +to O +this O +, O +the O +mechanisms O +are O +poorly O +understood O +. O + +We O +first O +tested O +whether O +chronic O +hyperprolactinemia B-Disease +inhibited O +two O +neuroendocrine O +parameters O +necessary O +for O +female O +fertility O +: O +pulsatile O +LH O +secretion O +and O +the O +estrogen B-Chemical +- O +induced O +LH O +surge O +. O + +Chronic O +hyperprolactinemia B-Disease +induced O +by O +the O +dopamine B-Chemical +antagonist O +sulpiride B-Chemical +caused O +a O +40 O +% O +reduction O +LH O +pulse O +frequency O +in O +ovariectomized O +rats O +, O +but O +only O +in O +the O +presence O +of O +chronic O +low O +levels O +of O +estradiol B-Chemical +. O + +Sulpiride B-Chemical +did O +not O +affect O +the O +magnitude O +of O +a O +steroid B-Chemical +- O +induced O +LH O +surge O +or O +the O +percentage O +of O +GnRH O +neurons O +activated O +during O +the O +surge O +. O + +Estradiol B-Chemical +is O +known O +to O +influence O +expression O +of O +the O +long O +form O +of O +prolactin O +receptors O +( O +PRL O +- O +R O +) O +and O +components O +of O +prolactin O +' O +s O +signaling O +pathway O +. O + +To O +test O +the O +hypothesis O +that O +estrogen B-Chemical +increases O +PRL O +- O +R O +expression O +and O +sensitivity O +to O +prolactin O +, O +we O +next O +demonstrated O +that O +estradiol B-Chemical +greatly O +augments O +prolactin O +- O +induced O +STAT5 O +activation O +. O + +Lastly O +, O +we O +measured O +PRL O +- O +R O +and O +suppressor O +of O +cytokine O +signaling O +( O +SOCS O +- O +1 O +and O +- O +3 O +and O +CIS O +, O +which O +reflect O +the O +level O +of O +prolactin O +signaling O +) O +mRNAs O +in O +response O +to O +sulpiride B-Chemical +and O +estradiol B-Chemical +. O + +Sulpiride B-Chemical +induced O +only O +SOCS O +- O +1 O +in O +the O +medial O +preoptic O +area O +, O +where O +GnRH O +neurons O +are O +regulated O +, O +but O +in O +the O +arcuate O +nucleus O +and O +choroid O +plexus O +, O +PRL O +- O +R O +, O +SOCS O +- O +3 O +, O +and O +CIS O +mRNA O +levels O +were O +also O +induced O +. O + +Estradiol B-Chemical +enhanced O +these O +effects O +on O +SOCS O +- O +3 O +and O +CIS O +. O + +Interestingly O +, O +estradiol B-Chemical +also O +induced O +PRL O +- O +R O +, O +SOCS O +- O +3 O +, O +and O +CIS O +mRNA O +levels O +independently O +. O + +These O +data O +show O +that O +GnRH O +pulse O +frequency O +is O +inhibited O +by O +chronic O +hyperprolactinemia B-Disease +in O +a O +steroid B-Chemical +- O +dependent O +manner O +. O + +They O +also O +provide O +evidence O +for O +estradiol B-Chemical +- O +dependent O +and O +brain O +region O +- O +specific O +regulation O +of O +PRL O +- O +R O +expression O +and O +signaling O +responses O +by O +prolactin O +. O + +Clonidine B-Chemical +for O +attention B-Disease +- I-Disease +deficit I-Disease +/ I-Disease +hyperactivity I-Disease +disorder I-Disease +: O +II O +. O + +ECG O +changes O +and O +adverse O +events O +analysis O +. O + +OBJECTIVE O +: O +To O +examine O +the O +safety O +and O +tolerability O +of O +clonidine B-Chemical +used O +alone O +or O +with O +methylphenidate B-Chemical +in O +children O +with O +attention B-Disease +- I-Disease +deficit I-Disease +/ I-Disease +hyperactivity I-Disease +disorder I-Disease +( O +ADHD B-Disease +) O +. O + +METHOD O +: O +In O +a O +16 O +- O +week O +multicenter O +, O +double O +- O +blind O +trial O +, O +122 O +children O +with O +ADHD B-Disease +were O +randomly O +assigned O +to O +clonidine B-Chemical +( O +n O += O +31 O +) O +, O +methylphenidate B-Chemical +( O +n O += O +29 O +) O +, O +clonidine B-Chemical +and O +methylphenidate B-Chemical +( O +n O += O +32 O +) O +, O +or O +placebo O +( O +n O += O +30 O +) O +. O + +Doses O +were O +flexibly O +titrated O +up O +to O +0 O +. O +6 O +mg O +/ O +day O +for O +clonidine B-Chemical +and O +60 O +mg O +/ O +day O +for O +methylphenidate B-Chemical +( O +both O +with O +divided O +dosing O +) O +. O + +Groups O +were O +compared O +regarding O +adverse O +events O +and O +changes O +from O +baseline O +to O +week O +16 O +in O +electrocardiograms O +and O +vital O +signs O +. O + +RESULTS O +: O +There O +were O +more O +incidents O +of O +bradycardia B-Disease +in O +subjects O +treated O +with O +clonidine B-Chemical +compared O +with O +those O +not O +treated O +with O +clonidine B-Chemical +( O +17 O +. O +5 O +% O +versus O +3 O +. O +4 O +% O +; O +p O += O +. O +02 O +) O +, O +but O +no O +other O +significant O +group O +differences O +regarding O +electrocardiogram O +and O +other O +cardiovascular O +outcomes O +. O + +There O +were O +no O +suggestions O +of O +interactions O +between O +clonidine B-Chemical +and O +methylphenidate B-Chemical +regarding O +cardiovascular O +outcomes O +. O + +Moderate O +or O +severe O +adverse O +events O +were O +more O +common O +in O +subjects O +on O +clonidine B-Chemical +( O +79 O +. O +4 O +% O +versus O +49 O +. O +2 O +% O +; O +p O += O +. O +0006 O +) O +but O +not O +associated O +with O +higher O +rates O +of O +early O +study O +withdrawal O +. O + +Drowsiness B-Disease +was O +common O +on O +clonidine B-Chemical +, O +but O +generally O +resolved O +by O +6 O +to O +8 O +weeks O +. O + +CONCLUSIONS O +: O +Clonidine B-Chemical +, O +used O +alone O +or O +with O +methylphenidate B-Chemical +, O +appears O +safe O +and O +well O +tolerated O +in O +childhood O +ADHD B-Disease +. O + +Physicians O +prescribing O +clonidine B-Chemical +should O +monitor O +for O +bradycardia B-Disease +and O +advise O +patients O +about O +the O +high O +likelihood O +of O +initial O +drowsiness B-Disease +. O + +Renal B-Disease +Fanconi I-Disease +syndrome I-Disease +and O +myopathy B-Disease +after O +liver O +transplantation O +: O +drug O +- O +related O +mitochondrial B-Disease +cytopathy I-Disease +? O + +Advances O +in O +the O +field O +of O +transplantation O +provide O +a O +better O +quality O +of O +life O +and O +allow O +more O +favorable O +conditions O +for O +growth O +and O +development O +in O +children O +. O + +However O +, O +combinations O +of O +different O +therapeutic O +regimens O +require O +consideration O +of O +potential O +adverse O +reactions O +. O + +We O +describe O +a O +15 O +- O +yr O +- O +old O +girl O +who O +had O +orthotopic O +liver O +transplantation O +because O +of O +Wilson B-Disease +' I-Disease +s I-Disease +disease I-Disease +. O + +Tacrolimus B-Chemical +, O +MMF B-Chemical +, O +and O +steroids B-Chemical +were O +given O +as O +immunosuppressant O +. O + +Lamivudine B-Chemical +was O +added O +because O +of O +de O +nova O +hepatitis B-Disease +B I-Disease +infection I-Disease +during O +her O +follow O +- O +up O +. O + +Three O +yr O +after O +transplantation O +she O +developed O +renal B-Disease +Fanconi I-Disease +syndrome I-Disease +with O +severe O +metabolic B-Disease +acidosis I-Disease +, O +hypophosphatemia B-Disease +, O +glycosuria B-Disease +, O +and O +aminoaciduria B-Disease +. O + +Although O +tacrolimus B-Chemical +was O +suspected O +to O +be O +the O +cause O +of O +late O +post O +- O +transplant O +renal O +acidosis B-Disease +and O +was O +replaced O +by O +sirolimus B-Chemical +, O +acidosis B-Disease +, O +and O +electrolyte O +imbalance O +got O +worse O +. O + +Proximal O +muscle B-Disease +weakness I-Disease +has O +developed O +during O +her O +follow O +- O +up O +. O + +Fanconi B-Disease +syndrome I-Disease +, O +as O +well O +as O +myopathy B-Disease +, O +is O +well O +recognized O +in O +patients O +with O +mitochondrial B-Disease +disorders I-Disease +and O +caused O +by O +depletion O +of O +mtDNA O +. O + +We O +suggest O +that O +our O +patient O +' O +s O +tubular B-Disease +dysfunction I-Disease +and O +myopathy B-Disease +may O +have O +resulted O +from O +mitochondrial B-Disease +dysfunction I-Disease +which O +is O +triggered O +by O +tacrolimus B-Chemical +and O +augmented O +by O +lamivudine B-Chemical +. O + +Higher O +optical O +density O +of O +an O +antigen O +assay O +predicts O +thrombosis B-Disease +in O +patients O +with O +heparin B-Chemical +- O +induced O +thrombocytopenia B-Disease +. O + +OBJECTIVES O +: O +To O +correlate O +optical O +density O +and O +percent O +inhibition O +of O +a O +two O +- O +step O +heparin B-Chemical +- O +induced O +thrombocytopenia B-Disease +( O +HIT B-Disease +) O +antigen O +assay O +with O +thrombosis B-Disease +; O +the O +assay O +utilizes O +reaction O +inhibition O +characteristics O +of O +a O +high O +heparin B-Chemical +concentration O +. O + +PATIENTS O +AND O +METHODS O +: O +Patients O +with O +more O +than O +50 O +% O +decrease O +in O +platelet O +count O +or O +thrombocytopenia B-Disease +( O +< O +150 O +x O +10 O +( O +9 O +) O +/ O +L O +) O +after O +exposure O +to O +heparin B-Chemical +, O +who O +had O +a O +positive O +two O +- O +step O +antigen O +assay O +[ O +optical O +density O +( O +OD O +) O +> O +0 O +. O +4 O +and O +> O +50 O +inhibition O +with O +high O +concentration O +of O +heparin B-Chemical +] O +were O +included O +in O +the O +study O +. O + +RESULTS O +: O +Forty O +of O +94 O +HIT B-Disease +patients O +had O +thrombosis B-Disease +at O +diagnosis O +; O +54 O +/ O +94 O +had O +isolated O +- O +HIT B-Disease +without O +thrombosis B-Disease +. O + +Eight O +of O +the O +isolated O +- O +HIT B-Disease +patients O +developed O +thrombosis B-Disease +within O +the O +next O +30 O +d O +; O +thus O +, O +a O +total O +of O +48 O +patients O +had O +thrombosis B-Disease +at O +day O +30 O +. O + +At O +diagnosis O +there O +was O +no O +significant O +difference O +in O +OD O +between O +HIT B-Disease +patients O +with O +thrombosis B-Disease +and O +those O +with O +isolated O +- O +HIT B-Disease +. O + +However O +, O +OD O +was O +significantly O +higher O +in O +all O +patients O +with O +thrombosis B-Disease +( O +n O += O +48 O +, O +1 O +. O +34 O ++ O +/ O +- O +0 O +. O +89 O +) O +, O +including O +isolated O +- O +HIT B-Disease +patients O +who O +later O +developed O +thrombosis B-Disease +within O +30 O +d O +( O +n O += O +8 O +, O +1 O +. O +84 O ++ O +/ O +- O +0 O +. O +64 O +) O +as O +compared O +to O +isolated O +- O +HIT B-Disease +patients O +who O +did O +not O +develop O +thrombosis B-Disease +( O +0 O +. O +96 O ++ O +/ O +- O +0 O +. O +75 O +; O +P O += O +0 O +. O +011 O +and O +P O += O +0 O +. O +008 O +) O +. O + +The O +Receiver O +Operative O +Characteristic O +Curve O +showed O +that O +OD O +> O +1 O +. O +27 O +in O +the O +isolated O +- O +HIT B-Disease +group O +had O +a O +significantly O +higher O +chance O +of O +developing O +thrombosis B-Disease +by O +day O +30 O +. O + +None O +of O +these O +groups O +showed O +significant O +difference O +in O +percent O +inhibition O +. O + +Multivariate O +analysis O +showed O +a O +2 O +. O +8 O +- O +fold O +increased O +risk O +of O +thrombosis B-Disease +in O +females O +. O + +Similarly O +, O +thrombotic B-Disease +risk O +increased O +with O +age O +and O +OD O +values O +. O + +CONCLUSION O +: O +Higher O +OD O +is O +associated O +with O +significant O +risk O +of O +subsequent O +thrombosis B-Disease +in O +patients O +with O +isolated O +- O +HIT B-Disease +; O +percent O +inhibition O +, O +however O +, O +was O +not O +predictive O +. O + +Thalidomide B-Chemical +has O +limited O +single O +- O +agent O +activity O +in O +relapsed O +or O +refractory O +indolent O +non B-Disease +- I-Disease +Hodgkin I-Disease +lymphomas I-Disease +: O +a O +phase O +II O +trial O +of O +the O +Cancer B-Disease +and O +Leukemia B-Disease +Group O +B O +. O + +Thalidomide B-Chemical +is O +an O +immunomodulatory O +agent O +with O +demonstrated O +activity O +in O +multiple B-Disease +myeloma I-Disease +, O +mantle B-Disease +cell I-Disease +lymphoma I-Disease +and O +lymphoplasmacytic B-Disease +lymphoma I-Disease +. O + +Its O +activity O +is O +believed O +to O +be O +due O +modulation O +of O +the O +tumour B-Disease +milieu O +, O +including O +downregulation O +of O +angiogenesis O +and O +inflammatory O +cytokines O +. O + +Between O +July O +2001 O +and O +April O +2004 O +, O +24 O +patients O +with O +relapsed O +/ O +refractory O +indolent O +lymphomas B-Disease +received O +thalidomide B-Chemical +200 O +mg O +daily O +with O +escalation O +by O +100 O +mg O +daily O +every O +1 O +- O +2 O +weeks O +as O +tolerated O +, O +up O +to O +a O +maximum O +of O +800 O +mg O +daily O +. O + +Patients O +had O +received O +a O +median O +of O +2 O +( O +range O +, O +1 O +- O +4 O +) O +prior O +regimens O +. O + +Of O +24 O +evaluable O +patients O +, O +two O +achieved O +a O +complete O +remission O +and O +one O +achieved O +a O +partial O +remission O +for O +an O +overall O +response O +rate O +of O +12 O +. O +5 O +% O +( O +95 O +% O +confidence O +interval O +: O +2 O +. O +6 O +- O +32 O +. O +4 O +% O +) O +. O + +Eleven O +patients O +progressed O +during O +therapy O +. O + +Grade O +3 O +- O +4 O +adverse O +effects O +included O +myelosuppression B-Disease +, O +fatigue B-Disease +, O +somnolence B-Disease +/ O +depressed B-Disease +mood I-Disease +, O +neuropathy B-Disease +and O +dyspnea B-Disease +. O + +Of O +concern O +was O +the O +occurrence O +of O +four O +thromboembolic B-Disease +events O +. O + +Our O +results O +failed O +to O +demonstrate O +an O +important O +response O +rate O +to O +single O +agent O +thalidomide B-Chemical +in O +indolent O +lymphomas B-Disease +and O +contrast O +with O +the O +higher O +activity O +level O +reported O +with O +the O +second O +generation O +immunomodulatory O +agent O +, O +lenalidomide B-Chemical +. O + +Sex O +differences O +in O +NMDA B-Chemical +antagonist O +enhancement O +of O +morphine B-Chemical +antihyperalgesia O +in O +a O +capsaicin B-Chemical +model O +of O +persistent O +pain B-Disease +: O +comparisons O +to O +two O +models O +of O +acute B-Disease +pain I-Disease +. O + +In O +acute B-Disease +pain I-Disease +models O +, O +N B-Chemical +- I-Chemical +methyl I-Chemical +- I-Chemical +D I-Chemical +- I-Chemical +aspartate I-Chemical +( O +NMDA B-Chemical +) O +antagonists O +enhance O +the O +antinociceptive O +effects O +of O +morphine B-Chemical +to O +a O +greater O +extent O +in O +males O +than O +females O +. O + +The O +purpose O +of O +this O +investigation O +was O +to O +extend O +these O +findings O +to O +a O +persistent O +pain B-Disease +model O +which O +could O +be O +distinguished O +from O +acute B-Disease +pain I-Disease +models O +on O +the O +basis O +of O +the O +nociceptive O +fibers O +activated O +, O +neurochemical O +substrates O +, O +and O +duration O +of O +the O +nociceptive O +stimulus O +. O + +To O +this O +end O +, O +persistent O +hyperalgesia B-Disease +was O +induced O +by O +administration O +of O +capsaicin B-Chemical +in O +the O +tail O +of O +gonadally O +intact O +F344 O +rats O +, O +following O +which O +the O +tail O +was O +immersed O +in O +a O +mildly O +noxious O +thermal O +stimulus O +, O +and O +tail O +- O +withdrawal O +latencies O +measured O +. O + +For O +comparison O +, O +tests O +were O +conducted O +in O +two O +acute B-Disease +pain I-Disease +models O +, O +the O +hotplate O +and O +warm O +water O +tail O +- O +withdrawal O +procedures O +. O + +In O +males O +, O +the O +non O +- O +competitive O +NMDA B-Chemical +antagonist O +dextromethorphan B-Chemical +enhanced O +the O +antihyperalgesic O +effect O +of O +low O +to O +moderate O +doses O +of O +morphine B-Chemical +in O +a O +dose O +- O +and O +time O +- O +dependent O +manner O +. O + +Across O +the O +doses O +and O +pretreatment O +times O +examined O +, O +enhancement O +was O +not O +observed O +in O +females O +. O + +Enhancement O +of O +morphine B-Chemical +antinociception O +by O +dextromethorphan B-Chemical +was O +seen O +in O +both O +males O +and O +females O +in O +the O +acute B-Disease +pain I-Disease +models O +, O +with O +the O +magnitude O +of O +this O +effect O +being O +greater O +in O +males O +. O + +These O +findings O +demonstrate O +a O +sexually O +- O +dimorphic O +interaction O +between O +NMDA B-Chemical +antagonists O +and O +morphine B-Chemical +in O +a O +persistent O +pain B-Disease +model O +that O +can O +be O +distinguished O +from O +those O +observed O +in O +acute B-Disease +pain I-Disease +models O +. O + +Development O +of O +proteinuria B-Disease +after O +switch O +to O +sirolimus B-Chemical +- O +based O +immunosuppression O +in O +long O +- O +term O +cardiac O +transplant O +patients O +. O + +Calcineurin O +- O +inhibitor O +therapy O +can O +lead O +to O +renal B-Disease +dysfunction I-Disease +in O +heart O +transplantation O +patients O +. O + +The O +novel O +immunosuppressive O +( O +IS O +) O +drug O +sirolmus B-Chemical +( O +Srl B-Chemical +) O +lacks O +nephrotoxic B-Disease +effects O +; O +however O +, O +proteinuria B-Disease +associated O +with O +Srl B-Chemical +has O +been O +reported O +following O +renal O +transplantation O +. O + +In O +cardiac O +transplantation O +, O +the O +incidence O +of O +proteinuria B-Disease +associated O +with O +Srl B-Chemical +is O +unknown O +. O + +In O +this O +study O +, O +long O +- O +term O +cardiac O +transplant O +patients O +were O +switched O +from O +cyclosporine B-Chemical +to O +Srl B-Chemical +- O +based O +IS O +. O + +Concomitant O +IS O +consisted O +of O +mycophenolate B-Chemical +mofetil I-Chemical ++ O +/ O +- O +steroids B-Chemical +. O + +Proteinuria O +increased O +significantly O +from O +a O +median O +of O +0 O +. O +13 O +g O +/ O +day O +( O +range O +0 O +- O +5 O +. O +7 O +) O +preswitch O +to O +0 O +. O +23 O +g O +/ O +day O +( O +0 O +- O +9 O +. O +88 O +) O +at O +24 O +months O +postswitch O +( O +p O += O +0 O +. O +0024 O +) O +. O + +Before O +the O +switch O +, O +11 O +. O +5 O +% O +of O +patients O +had O +high O +- O +grade O +proteinuria B-Disease +( O +> O +1 O +. O +0 O +g O +/ O +day O +) O +; O +this O +increased O +to O +22 O +. O +9 O +% O +postswitch O +( O +p O += O +0 O +. O +006 O +) O +. O + +ACE B-Chemical +inhibitor I-Chemical +and O +angiotensin B-Chemical +- I-Chemical +releasing I-Chemical +blocker I-Chemical +( O +ARB B-Chemical +) O +therapy O +reduced O +proteinuria B-Disease +development O +. O + +Patients O +without O +proteinuria B-Disease +had O +increased O +renal O +function O +( O +median O +42 O +. O +5 O +vs O +. O +64 O +. O +1 O +, O +p O += O +0 O +. O +25 O +) O +, O +whereas O +patients O +who O +developed O +high O +- O +grade O +proteinuria B-Disease +showed O +decreased O +renal O +function O +at O +the O +end O +of O +follow O +- O +up O +( O +median O +39 O +. O +6 O +vs O +. O +29 O +. O +2 O +, O +p O += O +0 O +. O +125 O +) O +. O + +Thus O +, O +proteinuria B-Disease +may O +develop O +in O +cardiac O +transplant O +patients O +after O +switch O +to O +Srl B-Chemical +, O +which O +may O +have O +an O +adverse O +effect O +on O +renal O +function O +in O +these O +patients O +. O + +Srl B-Chemical +should O +be O +used O +with O +ACEi B-Chemical +/ O +ARB B-Chemical +therapy O +and O +patients O +monitored O +for O +proteinuria B-Disease +and O +increased O +renal B-Disease +dysfunction I-Disease +. O + +Ginsenoside B-Chemical +Rg1 I-Chemical +restores O +the O +impairment B-Disease +of I-Disease +learning I-Disease +induced O +by O +chronic O +morphine B-Chemical +administration O +in O +rats O +. O + +Rg1 B-Chemical +, O +as O +a O +ginsenoside B-Chemical +extracted O +from O +Panax O +ginseng O +, O +could O +ameliorate O +spatial O +learning B-Disease +impairment I-Disease +. O + +Previous O +studies O +have O +demonstrated O +that O +Rg1 B-Chemical +might O +be O +a O +useful O +agent O +for O +the O +prevention O +and O +treatment O +of O +the O +adverse O +effects O +of O +morphine B-Chemical +. O + +The O +aim O +of O +this O +study O +was O +to O +investigate O +the O +effect O +of O +Rg1 B-Chemical +on O +learning B-Disease +impairment I-Disease +by O +chronic O +morphine B-Chemical +administration O +and O +the O +mechanism O +responsible O +for O +this O +effect O +. O + +Male O +rats O +were O +subcutaneously O +injected O +with O +morphine B-Chemical +( O +10 O +mg O +/ O +kg O +) O +twice O +a O +day O +at O +12 O +hour O +intervals O +for O +10 O +days O +, O +and O +Rg1 B-Chemical +( O +30 O +mg O +/ O +kg O +) O +was O +intraperitoneally O +injected O +2 O +hours O +after O +the O +second O +injection O +of O +morphine B-Chemical +once O +a O +day O +for O +10 O +days O +. O + +Spatial O +learning O +capacity O +was O +assessed O +in O +the O +Morris O +water O +maze O +. O + +The O +results O +showed O +that O +rats O +treated O +with O +Morphine B-Chemical +/ O +Rg1 B-Chemical +decreased O +escape O +latency O +and O +increased O +the O +time O +spent O +in O +platform O +quadrant O +and O +entering O +frequency O +. O + +By O +implantation O +of O +electrodes O +and O +electrophysiological O +recording O +in O +vivo O +, O +the O +results O +showed O +that O +Rg1 B-Chemical +restored O +the O +long O +- O +term O +potentiation O +( O +LTP O +) O +impaired O +by O +morphine B-Chemical +in O +both O +freely O +moving O +and O +anaesthetised O +rats O +. O + +The O +electrophysiological O +recording O +in O +vitro O +showed O +that O +Rg1 B-Chemical +restored O +the O +LTP O +in O +slices O +from O +the O +rats O +treated O +with O +morphine B-Chemical +, O +but O +not O +changed O +LTP O +in O +the O +slices O +from O +normal O +saline O +- O +or O +morphine B-Chemical +/ O +Rg1 B-Chemical +- O +treated O +rats O +; O +this O +restoration O +could O +be O +inhibited O +by O +N B-Chemical +- I-Chemical +methyl I-Chemical +- I-Chemical +D I-Chemical +- I-Chemical +aspartate I-Chemical +( O +NMDA B-Chemical +) O +receptor O +antagonist O +MK801 B-Chemical +. O + +We O +conclude O +that O +Rg1 B-Chemical +may O +significantly O +improve O +the O +spatial O +learning O +capacity O +impaired O +by O +chonic O +morphine B-Chemical +administration O +and O +restore O +the O +morphine B-Chemical +- O +inhibited O +LTP O +. O + +This O +effect O +is O +NMDA B-Chemical +receptor O +dependent O +. O + +Synthesis O +of O +N B-Chemical +- I-Chemical +pyrimidinyl I-Chemical +- I-Chemical +2 I-Chemical +- I-Chemical +phenoxyacetamides I-Chemical +as O +adenosine B-Chemical +A2A O +receptor O +antagonists O +. O + +A O +series O +of O +N B-Chemical +- I-Chemical +pyrimidinyl I-Chemical +- I-Chemical +2 I-Chemical +- I-Chemical +phenoxyacetamide I-Chemical +adenosine B-Chemical +A O +( O +2A O +) O +antagonists O +is O +described O +. O + +SAR O +studies O +led O +to O +compound O +14 O +with O +excellent O +potency O +( O +K O +( O +i O +) O += O +0 O +. O +4 O +nM O +) O +, O +selectivity O +( O +A O +( O +1 O +) O +/ O +A O +( O +2A O +) O +> O +100 O +) O +, O +and O +efficacy O +( O +MED O +10 O +mg O +/ O +kg O +p O +. O +o O +. O +) O +in O +the O +rat O +haloperidol B-Chemical +- O +induced O +catalepsy B-Disease +model O +for O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +. O + +Evidence O +for O +an O +involvement O +of O +D1 O +and O +D2 O +dopamine B-Chemical +receptors O +in O +mediating O +nicotine B-Chemical +- O +induced O +hyperactivity B-Disease +in O +rats O +. O + +Previous O +studies O +have O +suggested O +that O +repeated O +exposure O +of O +rats O +to O +the O +drug O +or O +to O +the O +experimental O +environment O +is O +necessary O +to O +observe O +nicotine B-Chemical +- O +induced O +locomotor O +stimulation O +. O + +In O +the O +present O +study O +the O +role O +of O +habituation O +to O +the O +experimental O +environment O +on O +the O +stimulant O +effect O +of O +nicotine B-Chemical +in O +rats O +was O +examined O +. O + +In O +addition O +, O +the O +role O +of O +dopamine B-Chemical +receptors O +in O +mediating O +nicotine B-Chemical +- O +induced O +locomotor O +stimulation O +was O +investigated O +by O +examining O +the O +effects O +of O +selective O +D1 O +and O +D2 O +dopamine B-Chemical +receptor O +antagonists O +on O +activity O +induced O +by O +nicotine B-Chemical +. O + +Locomotor O +activity O +was O +assessed O +in O +male O +Sprague O +- O +Dawley O +rats O +tested O +in O +photocell O +cages O +. O + +Nicotine B-Chemical +( O +1 O +. O +0 O +mg O +/ O +kg O +) O +caused O +a O +significant O +increase B-Disease +in I-Disease +locomotor I-Disease +activity I-Disease +in O +rats O +that O +were O +habituated O +to O +the O +test O +environment O +, O +but O +had O +only O +a O +weak O +and O +delayed O +stimulant O +action O +in O +rats O +that O +were O +unfamiliar O +with O +the O +test O +environment O +. O + +The O +stimulant O +action O +of O +nicotine B-Chemical +was O +blocked O +by O +the O +central O +nicotinic O +antagonist O +mecamylamine B-Chemical +but O +not O +by O +the O +peripheral O +nicotinic O +blocker O +hexamethonium B-Chemical +, O +indicating O +that O +the O +response O +is O +probably O +mediated O +by O +central O +nicotinic O +receptors O +. O + +Nicotine B-Chemical +- O +induced O +hyperactivity B-Disease +was O +blocked O +by O +the O +selective O +D1 O +antagonist O +SCH B-Chemical +23390 I-Chemical +, O +the O +selective O +D2 O +antagonist O +raclopride B-Chemical +and O +the O +D1 O +/ O +D2 O +antagonist O +fluphenazine B-Chemical +. O + +Pretreatment O +with O +the O +D2 O +agonist O +PHNO B-Chemical +enhanced O +nicotine B-Chemical +- O +induced O +hyperactivity B-Disease +, O +whereas O +the O +D1 O +agonist O +SKF B-Chemical +38393 I-Chemical +had O +no O +effect O +. O + +The O +results O +indicate O +that O +acute O +nicotine B-Chemical +injection O +induces O +a O +pronounced O +hyperactivity B-Disease +in O +rats O +habituated O +to O +the O +test O +environment O +. O + +The O +effect O +appears O +to O +be O +mediated O +by O +central O +nicotine B-Chemical +receptors O +, O +possibly O +located O +on O +dopaminergic O +neurons O +, O +and O +also O +requires O +the O +activation O +of O +both O +D1 O +and O +D2 O +dopamine B-Chemical +receptors O +. O + +Central O +retinal B-Disease +vein I-Disease +occlusion I-Disease +associated O +with O +clomiphene B-Chemical +- O +induced O +ovulation O +. O + +OBJECTIVE O +: O +To O +report O +a O +case O +of O +central O +retinal B-Disease +vein I-Disease +occlusion I-Disease +associated O +with O +clomiphene B-Chemical +citrate I-Chemical +( O +CC B-Chemical +) O +. O + +DESIGN O +: O +Case O +study O +. O + +SETTING O +: O +Ophthalmology O +clinic O +of O +an O +academic O +hospital O +. O + +PATIENT O +( O +S O +) O +: O +A O +36 O +- O +year O +- O +old O +woman O +referred O +from O +the O +infertility B-Disease +clinic O +for O +blurred B-Disease +vision I-Disease +. O + +INTERVENTION O +( O +S O +) O +: O +Ophthalmic O +examination O +after O +CC B-Chemical +therapy O +. O + +MAIN O +OUTCOME O +MEASURE O +( O +S O +) O +: O +Central O +retinal B-Disease +vein I-Disease +occlusion I-Disease +after O +ovulation O +induction O +with O +CC B-Chemical +. O + +RESULT O +( O +S O +) O +: O +A O +36 O +- O +year O +- O +old O +Chinese O +woman O +developed O +central O +retinal B-Disease +vein I-Disease +occlusion I-Disease +after O +eight O +courses O +of O +CC B-Chemical +. O + +A O +search O +of O +the O +literature O +on O +the O +thromboembolic B-Disease +complications O +of O +CC B-Chemical +does O +not O +include O +this O +severe O +ophthalmic O +complication O +, O +although O +mild O +visual B-Disease +disturbance I-Disease +after O +CC B-Chemical +intake O +is O +not O +uncommon O +. O + +CONCLUSION O +( O +S O +) O +: O +This O +is O +the O +first O +reported O +case O +of O +central O +retinal B-Disease +vein I-Disease +occlusion I-Disease +after O +treatment O +with O +CC B-Chemical +. O + +Extra O +caution O +is O +warranted O +in O +treating O +infertility B-Disease +patients O +with O +CC B-Chemical +, O +and O +patients O +should O +be O +well O +informed O +of O +this O +side O +effect O +before O +commencement O +of O +therapy O +. O + +Acute O +bronchodilating O +effects O +of O +ipratropium B-Chemical +bromide I-Chemical +and O +theophylline B-Chemical +in O +chronic B-Disease +obstructive I-Disease +pulmonary I-Disease +disease I-Disease +. O + +The O +bronchodilator O +effects O +of O +a O +single O +dose O +of O +ipratropium B-Chemical +bromide I-Chemical +aerosol O +( O +36 O +micrograms O +) O +and O +short O +- O +acting O +theophylline B-Chemical +tablets O +( O +dose O +titrated O +to O +produce O +serum O +levels O +of O +10 O +- O +20 O +micrograms O +/ O +mL O +) O +were O +compared O +in O +a O +double O +- O +blind O +, O +placebo O +- O +controlled O +crossover O +study O +in O +21 O +patients O +with O +stable O +, O +chronic B-Disease +obstructive I-Disease +pulmonary I-Disease +disease I-Disease +. O + +Mean O +peak O +forced O +expiratory O +volume O +in O +1 O +second O +( O +FEV1 O +) O +increases O +over O +baseline O +and O +the O +proportion O +of O +patients O +attaining O +at O +least O +a O +15 O +% O +increase O +in O +the O +FEV1 O +( O +responders O +) O +were O +31 O +% O +and O +90 O +% O +, O +respectively O +, O +for O +ipratropium B-Chemical +and O +17 O +% O +and O +50 O +% O +, O +respectively O +, O +for O +theophylline B-Chemical +. O + +The O +average O +FEV1 O +increases O +during O +the O +6 O +- O +hour O +observation O +period O +were O +18 O +% O +for O +ipratropium B-Chemical +and O +8 O +% O +for O +theophylline B-Chemical +. O + +The O +mean O +duration O +of O +action O +was O +3 O +. O +8 O +hours O +with O +ipratropium B-Chemical +and O +2 O +. O +4 O +hours O +with O +theophylline B-Chemical +. O + +While O +side O +effects O +were O +rare O +, O +those O +experienced O +after O +theophylline B-Chemical +use O +did O +involve O +the O +cardiovascular B-Disease +and I-Disease +gastrointestinal I-Disease +systems I-Disease +. O + +These O +results O +show O +that O +ipratropium B-Chemical +is O +a O +more O +potent O +bronchodilator O +than O +oral O +theophylline B-Chemical +in O +patients O +with O +chronic B-Disease +airflow I-Disease +obstruction I-Disease +. O + +Methamphetamine B-Chemical +- O +induced O +neurotoxicity B-Disease +and O +microglial O +activation O +are O +not O +mediated O +by O +fractalkine O +receptor O +signaling O +. O + +Methamphetamine B-Chemical +( O +METH B-Chemical +) O +damages O +dopamine B-Chemical +( O +DA B-Chemical +) O +nerve O +endings O +by O +a O +process O +that O +has O +been O +linked O +to O +microglial O +activation O +but O +the O +signaling O +pathways O +that O +mediate O +this O +response O +have O +not O +yet O +been O +delineated O +. O + +Cardona O +et O +al O +. O + +[ O +Nat O +. O +Neurosci O +. O +9 O +( O +2006 O +) O +, O +917 O +] O +recently O +identified O +the O +microglial O +- O +specific O +fractalkine O +receptor O +( O +CX3CR1 O +) O +as O +an O +important O +mediator O +of O +MPTP B-Chemical +- O +induced O +neurodegeneration B-Disease +of O +DA B-Chemical +neurons O +. O + +Because O +the O +CNS B-Disease +damage I-Disease +caused O +by O +METH B-Chemical +and O +MPTP B-Chemical +is O +highly O +selective O +for O +the O +DA B-Chemical +neuronal O +system O +in O +mouse O +models O +of O +neurotoxicity B-Disease +, O +we O +hypothesized O +that O +the O +CX3CR1 O +plays O +a O +role O +in O +METH B-Chemical +- O +induced O +neurotoxicity B-Disease +and O +microglial O +activation O +. O + +Mice O +in O +which O +the O +CX3CR1 O +gene O +has O +been O +deleted O +and O +replaced O +with O +a O +cDNA O +encoding O +enhanced O +green O +fluorescent O +protein O +( O +eGFP O +) O +were O +treated O +with O +METH B-Chemical +and O +examined O +for O +striatal O +neurotoxicity B-Disease +. O + +METH B-Chemical +depleted O +DA B-Chemical +, O +caused O +microglial O +activation O +, O +and O +increased O +body O +temperature O +in O +CX3CR1 O +knockout O +mice O +to O +the O +same O +extent O +and O +over O +the O +same O +time O +course O +seen O +in O +wild O +- O +type O +controls O +. O + +The O +effects O +of O +METH B-Chemical +in O +CX3CR1 O +knockout O +mice O +were O +not O +gender O +- O +dependent O +and O +did O +not O +extend O +beyond O +the O +striatum O +. O + +Striatal O +microglia O +expressing O +eGFP O +constitutively O +show O +morphological O +changes O +after O +METH B-Chemical +that O +are O +characteristic O +of O +activation O +. O + +This O +response O +was O +restricted O +to O +the O +striatum O +and O +contrasted O +sharply O +with O +unresponsive O +eGFP O +- O +microglia O +in O +surrounding O +brain O +areas O +that O +are O +not O +damaged O +by O +METH B-Chemical +. O + +We O +conclude O +from O +these O +studies O +that O +CX3CR1 O +signaling O +does O +not O +modulate O +METH B-Chemical +neurotoxicity B-Disease +or O +microglial O +activation O +. O + +Furthermore O +, O +it O +appears O +that O +striatal O +- O +resident O +microglia O +respond O +to O +METH B-Chemical +with O +an O +activation O +cascade O +and O +then O +return O +to O +a O +surveying O +state O +without O +undergoing O +apoptosis O +or O +migration O +. O + +Nicotine B-Chemical +- O +induced O +nystagmus B-Disease +correlates O +with O +midpontine O +activation O +. O + +The O +pathomechanism O +of O +nicotine B-Chemical +- O +induced O +nystagmus B-Disease +( O +NIN B-Disease +) O +is O +unknown O +. O + +The O +aim O +of O +this O +study O +was O +to O +delineate O +brain O +structures O +that O +are O +involved O +in O +NIN B-Disease +generation O +. O + +Eight O +healthy O +volunteers O +inhaled O +nicotine B-Chemical +in O +darkness O +during O +a O +functional O +magnetic O +resonance O +imaging O +( O +fMRI O +) O +experiment O +; O +eye O +movements O +were O +registered O +using O +video O +- O +oculography O +. O + +NIN B-Disease +correlated O +with O +blood O +oxygen B-Chemical +level O +- O +dependent O +( O +BOLD O +) O +activity O +levels O +in O +a O +midpontine O +site O +in O +the O +posterior O +basis O +pontis O +. O + +NIN B-Disease +- O +induced O +midpontine O +activation O +may O +correspond O +to O +activation O +of O +the O +dorsomedial O +pontine O +nuclei O +and O +the O +nucleus O +reticularis O +tegmenti O +pontis O +, O +structures O +known O +to O +participate O +in O +the O +generation O +of O +multidirectional O +saccades O +and O +smooth O +pursuit O +eye O +movements O +. O + +Acute O +effects O +of O +N B-Chemical +- I-Chemical +( I-Chemical +2 I-Chemical +- I-Chemical +propylpentanoyl I-Chemical +) I-Chemical +urea I-Chemical +on O +hippocampal O +amino B-Chemical +acid I-Chemical +neurotransmitters O +in O +pilocarpine B-Chemical +- O +induced O +seizure B-Disease +in O +rats O +. O + +The O +present O +study O +aimed O +to O +investigate O +the O +anticonvulsant O +activity O +as O +well O +as O +the O +effects O +on O +the O +level O +of O +hippocampal O +amino B-Chemical +acid I-Chemical +neurotransmitters O +( O +glutamate B-Chemical +, O +aspartate B-Chemical +, O +glycine B-Chemical +and O +GABA B-Chemical +) O +of O +N B-Chemical +- I-Chemical +( I-Chemical +2 I-Chemical +- I-Chemical +propylpentanoyl I-Chemical +) I-Chemical +urea I-Chemical +( O +VPU B-Chemical +) O +in O +comparison O +to O +its O +parent O +compound O +, O +valproic B-Chemical +acid I-Chemical +( O +VPA B-Chemical +) O +. O + +VPU B-Chemical +was O +more O +potent O +than O +VPA B-Chemical +, O +exhibiting O +the O +median O +effective O +dose O +( O +ED O +( O +50 O +) O +) O +of O +49 O +mg O +/ O +kg O +in O +protecting O +rats O +against O +pilocarpine B-Chemical +- O +induced O +seizure B-Disease +whereas O +the O +corresponding O +value O +for O +VPA B-Chemical +was O +322 O +mg O +/ O +kg O +. O + +In O +vivo O +microdialysis O +demonstrated O +that O +an O +intraperitoneal O +administration O +of O +pilocarpine B-Chemical +induced O +a O +pronounced O +increment O +of O +hippocampal O +glutamate B-Chemical +and O +aspartate B-Chemical +whereas O +no O +significant O +change O +was O +observed O +on O +the O +level O +of O +glycine B-Chemical +and O +GABA B-Chemical +. O + +Pretreatment O +with O +either O +VPU B-Chemical +( O +50 O +and O +100 O +mg O +/ O +kg O +) O +or O +VPA B-Chemical +( O +300 O +and O +600 O +mg O +/ O +kg O +) O +completely O +abolished O +pilocarpine B-Chemical +- O +evoked O +increases O +in O +extracellular O +glutamate B-Chemical +and O +aspartate B-Chemical +. O + +In O +addition O +, O +a O +statistically O +significant O +reduction O +was O +also O +observed O +on O +the O +level O +of O +GABA B-Chemical +and O +glycine B-Chemical +but O +less O +than O +a O +drastic O +reduction O +of O +glutamate B-Chemical +and O +aspartate B-Chemical +level O +. O + +Based O +on O +the O +finding O +that O +VPU B-Chemical +and O +VPA B-Chemical +could O +protect O +the O +animals O +against O +pilocarpine B-Chemical +- O +induced O +seizure B-Disease +it O +is O +suggested O +that O +the O +reduction O +of O +inhibitory O +amino B-Chemical +acid I-Chemical +neurotransmitters O +was O +comparatively O +minor O +and O +offset O +by O +a O +pronounced O +reduction O +of O +glutamate B-Chemical +and O +aspartate B-Chemical +. O + +Therefore O +, O +like O +VPA B-Chemical +, O +the O +finding O +that O +VPU B-Chemical +could O +drastically O +reduce O +pilocarpine B-Chemical +- O +induced O +increases O +in O +glutamate B-Chemical +and O +aspartate B-Chemical +should O +account O +, O +at O +least O +partly O +, O +for O +its O +anticonvulsant O +activity O +observed O +in O +pilocarpine B-Chemical +- O +induced O +seizure B-Disease +in O +experimental O +animals O +. O + +Some O +other O +mechanism O +than O +those O +being O +reported O +herein O +should O +be O +further O +investigated O +. O + +Protective O +effect O +of O +verapamil B-Chemical +on O +gastric B-Disease +hemorrhagic I-Disease +ulcers B-Disease +in O +severe O +atherosclerotic B-Disease +rats O +. O + +Studies O +concerning O +with O +pathogenesis O +of O +gastric B-Disease +hemorrhage I-Disease +and O +mucosal O +ulceration O +produced O +in O +atherosclerotic B-Disease +rats O +are O +lacking O +. O + +The O +aim O +of O +this O +study O +is O +to O +examine O +the O +role O +of O +gastric O +acid O +back O +- O +diffusion O +, O +mast O +cell O +histamine B-Chemical +release O +, O +lipid O +peroxide O +( O +LPO O +) O +generation O +and O +mucosal O +microvascular O +permeability O +in O +modulating O +gastric B-Disease +hemorrhage I-Disease +and O +ulcer B-Disease +in O +rats O +with O +atherosclerosis B-Disease +induced O +by O +coadministration O +of O +vitamin B-Chemical +D2 I-Chemical +and O +cholesterol B-Chemical +. O + +Additionally O +, O +the O +protective O +effect O +of O +verapamil B-Chemical +on O +this O +ulcer B-Disease +model O +was O +evaluated O +. O + +Male O +Wistar O +rats O +were O +challenged O +intragastrically O +once O +daily O +for O +9 O +days O +with O +1 O +. O +0 O +ml O +/ O +kg O +of O +corn O +oil O +containing O +vitamin B-Chemical +D2 I-Chemical +and O +cholesterol B-Chemical +to O +induce O +atherosclerosis B-Disease +. O + +Control O +rats O +received O +corn O +oil O +only O +. O + +After O +gastric O +surgery O +, O +rat O +stomachs O +were O +irrigated O +for O +3 O +h O +with O +either O +simulated O +gastric O +juice O +or O +normal O +saline O +. O + +Gastric O +acid O +back O +- O +diffusion O +, O +mucosal O +LPO O +generation O +, O +histamine B-Chemical +concentration O +, O +microvascular O +permeability O +, O +luminal B-Chemical +hemoglobin O +content O +and O +ulcer B-Disease +areas O +were O +determined O +. O + +Elevated O +atherosclerotic B-Disease +parameters O +, O +such O +as O +serum O +calcium B-Chemical +, O +total O +cholesterol B-Chemical +and O +low O +- O +density O +lipoprotein O +concentration O +were O +obtained O +in O +atherosclerotic B-Disease +rats O +. O + +Severe O +gastric O +ulcers B-Disease +accompanied O +with O +increased O +ulcerogenic O +factors O +, O +including O +gastric O +acid O +back O +- O +diffusion O +, O +histamine B-Chemical +release O +, O +LPO O +generation O +and O +luminal B-Chemical +hemoglobin O +content O +were O +also O +observed O +in O +these O +rats O +. O + +Moreover O +, O +a O +positive O +correlation O +of O +histamine B-Chemical +to O +gastric B-Disease +hemorrhage I-Disease +and O +to O +ulcer B-Disease +was O +found O +in O +those O +atherosclerotic B-Disease +rats O +. O + +This O +hemorrhagic B-Disease +ulcer B-Disease +and O +various O +ulcerogenic O +parameters O +were O +dose O +- O +dependently O +ameliorated O +by O +daily O +intragastric O +verapamil B-Chemical +. O + +Atherosclerosis B-Disease +could O +produce O +gastric B-Disease +hemorrhagic I-Disease +ulcer B-Disease +via O +aggravation O +of O +gastric O +acid O +back O +- O +diffusion O +, O +LPO O +generation O +, O +histamine B-Chemical +release O +and O +microvascular O +permeability O +that O +could O +be O +ameliorated O +by O +verapamil B-Chemical +in O +rats O +. O + +Lamivudine B-Chemical +for O +the O +prevention O +of O +hepatitis B-Disease +B I-Disease +virus O +reactivation O +in O +hepatitis B-Chemical +- I-Chemical +B I-Chemical +surface I-Chemical +antigen I-Chemical +( O +HBSAG B-Chemical +) O +seropositive O +cancer B-Disease +patients O +undergoing O +cytotoxic O +chemotherapy O +. O + +Hepatitis B-Disease +B I-Disease +virus O +( O +HBV O +) O +is O +one O +of O +the O +major O +causes O +of O +chronic O +liver B-Disease +disease I-Disease +worldwide O +. O + +Cancer B-Disease +patients O +who O +are O +chronic O +carriers O +of O +HBV O +have O +a O +higher O +hepatic B-Disease +complication I-Disease +rate O +while O +receiving O +cytotoxic O +chemotherapy O +( O +CT O +) O +and O +this O +has O +mainly O +been O +attributed O +to O +HBV O +reactivation O +. O + +In O +this O +study O +, O +cancer B-Disease +patients O +who O +have O +solid O +and O +hematological B-Disease +malignancies I-Disease +with O +chronic O +HBV B-Disease +infection I-Disease +received O +the O +antiviral O +agent O +lamivudine B-Chemical +prior O +and O +during O +CT O +compared O +with O +historical O +control O +group O +who O +did O +not O +receive O +lamivudine B-Chemical +. O + +The O +objectives O +were O +to O +assess O +the O +efficacy O +of O +lamivudine B-Chemical +in O +reducing O +the O +incidence O +of O +HBV O +reactivation O +, O +and O +diminishing O +morbidity O +and O +mortality O +during O +CT O +. O + +Two O +groups O +were O +compared O +in O +this O +study O +. O + +The O +prophylactic O +lamivudin B-Chemical +group O +consisted O +of O +37 O +patients O +who O +received O +prophylactic O +lamivudine B-Chemical +treatment O +. O + +The O +historical O +controls O +consisted O +of O +50 O +consecutive O +patients O +who O +underwent O +CT O +without O +prophylactic O +lamivudine B-Chemical +. O + +They O +were O +followed O +up O +during O +and O +for O +8 O +weeks O +after O +CT O +. O + +The O +outcomes O +were O +compared O +for O +both O +groups O +. O + +Of O +our O +control O +group O +( O +n O += O +50 O +) O +, O +21 O +patients O +( O +42 O +% O +) O +were O +established O +hepatitis B-Disease +. O + +Twelve O +( O +24 O +% O +) O +of O +them O +were O +evaluated O +as O +severe O +hepatitis B-Disease +. O + +In O +the O +prophylactic O +lamivudine B-Chemical +group O +severe O +hepatitis B-Disease +were O +observed O +only O +in O +1 O +patient O +( O +2 O +. O +7 O +% O +) O +of O +37 O +patients O +( O +p O +< O +0 O +. O +006 O +) O +. O + +Comparison O +of O +the O +mean O +ALT O +values O +revealed O +significantly O +higher O +mean O +alanine B-Chemical +aminotransferase O +( O +ALT O +) O +values O +in O +the O +control O +group O +than O +the O +prophylactic O +lamivudine B-Chemical +group O +; O +154 O +: O +64 O +( O +p O +< O +0 O +. O +32 O +) O +. O + +Our O +study O +suggests O +that O +prophylactic O +lamivudine B-Chemical +significantly O +decreases O +the O +incidence O +of O +HBV O +reactivation O +and O +overall O +morbidity O +in O +cancer B-Disease +patients O +during O +and O +after O +immunosuppressive O +therapy O +. O + +Further O +studies O +are O +needed O +to O +determine O +the O +most O +appropriate O +nucleoside B-Chemical +or O +nucleotide B-Chemical +analogue O +for O +antiviral O +prophylaxis O +during O +CT O +and O +the O +optimal O +duration O +of O +administration O +after O +completion O +of O +CT O +. O + +Recovery O +of O +tacrolimus B-Chemical +- O +associated O +brachial B-Disease +neuritis I-Disease +after O +conversion O +to O +everolimus B-Chemical +in O +a O +pediatric O +renal O +transplant O +recipient O +- O +- O +case O +report O +and O +review O +of O +the O +literature O +. O + +TAC B-Chemical +has O +been O +shown O +to O +be O +a O +potent O +immunosuppressive O +agent O +for O +solid O +organ O +transplantation O +in O +pediatrics O +. O + +Neurotoxicity B-Disease +is O +a O +potentially O +serious O +toxic O +effect O +. O + +It O +is O +characterized O +by O +encephalopathy B-Disease +, O +headaches B-Disease +, O +seizures B-Disease +, O +or O +neurological B-Disease +deficits I-Disease +. O + +Here O +, O +we O +describe O +an O +eight O +- O +and O +- O +a O +- O +half O +- O +yr O +- O +old O +male O +renal O +transplant O +recipient O +with O +right O +BN O +. O + +MRI O +demonstrated O +hyperintense O +T2 O +signals O +in O +the O +cervical O +cord O +and O +right O +brachial O +plexus O +roots O +indicative O +of O +both O +myelitis B-Disease +and O +right O +brachial B-Disease +plexitis I-Disease +. O + +Symptoms O +persisted O +for O +three O +months O +despite O +TAC B-Chemical +dose O +reduction O +, O +administration O +of O +IVIG O +and O +four O +doses O +of O +methylprednisolone B-Chemical +pulse O +therapy O +. O + +Improvement O +and O +eventually O +full O +recovery O +only O +occurred O +after O +TAC B-Chemical +was O +completely O +discontinued O +and O +successfully O +replaced O +by O +everolimus B-Chemical +. O + +Omitting O +fentanyl B-Chemical +reduces O +nausea B-Disease +and O +vomiting B-Disease +, O +without O +increasing O +pain B-Disease +, O +after O +sevoflurane B-Chemical +for O +day O +surgery O +. O + +BACKGROUND O +AND O +OBJECTIVE O +: O +Despite O +advantages O +of O +induction O +and O +maintenance O +of O +anaesthesia O +with O +sevoflurane B-Chemical +, O +postoperative B-Disease +nausea I-Disease +and I-Disease +vomiting I-Disease +occurs O +frequently O +. O + +Fentanyl B-Chemical +is O +a O +commonly O +used O +supplement O +that O +may O +contribute O +to O +this O +, O +although O +it O +may O +also O +improve O +analgesia O +. O + +METHODS O +: O +This O +double O +- O +blind O +study O +examined O +the O +incidence O +and O +severity O +of O +postoperative B-Disease +nausea I-Disease +and I-Disease +vomiting I-Disease +and O +pain B-Disease +in O +the O +first O +24 O +h O +after O +sevoflurane B-Chemical +anaesthesia O +in O +216 O +adult O +day O +surgery O +patients O +. O + +Patients O +were O +randomly O +allocated O +to O +either O +receive O +or O +not O +receive O +1 O +1 O +fentanyl B-Chemical +, O +while O +a O +third O +group O +received O +dexamethasone B-Chemical +in O +addition O +to O +fentanyl B-Chemical +. O + +RESULTS O +: O +Omission O +of O +fentanyl B-Chemical +did O +not O +reduce O +the O +overall O +incidence O +of O +postoperative B-Disease +nausea I-Disease +and I-Disease +vomiting I-Disease +, O +but O +did O +reduce O +the O +incidence O +of O +vomiting B-Disease +and O +/ O +or O +moderate O +to O +severe O +nausea B-Disease +prior O +to O +discharge O +from O +20 O +% O +and O +17 O +% O +with O +fentanyl B-Chemical +and O +fentanyl B-Chemical +- O +dexamethasone B-Chemical +, O +respectively O +, O +to O +5 O +% O +( O +P O += O +0 O +. O +013 O +) O +. O + +Antiemetic O +requirements O +were O +reduced O +from O +24 O +% O +and O +31 O +% O +to O +7 O +% O +( O +P O += O +0 O +. O +0012 O +) O +. O + +Dexamethasone B-Chemical +had O +no O +significant O +effect O +on O +the O +incidence O +or O +severity O +of O +postoperative B-Disease +nausea I-Disease +and I-Disease +vomiting I-Disease +. O + +Combining O +the O +two O +fentanyl B-Chemical +groups O +revealed O +further O +significant O +benefits O +from O +the O +avoidance O +of O +opioids O +, O +reducing O +postoperative B-Disease +nausea I-Disease +and I-Disease +vomiting I-Disease +and O +nausea B-Disease +prior O +to O +discharge O +from O +35 O +% O +and O +33 O +% O +to O +22 O +% O +and O +19 O +% O +( O +P O += O +0 O +. O +049 O +and O +P O += O +0 O +. O +035 O +) O +, O +respectively O +, O +while O +nausea B-Disease +in O +the O +first O +24 O +h O +was O +decreased O +from O +42 O +% O +to O +27 O +% O +( O +P O += O +0 O +. O +034 O +) O +. O + +Pain B-Disease +severity O +and O +analgesic O +requirements O +were O +unaffected O +by O +the O +omission O +of O +fentanyl B-Chemical +. O + +Fentanyl B-Chemical +did O +reduce O +minor O +intraoperative O +movement O +but O +had O +no O +sevoflurane B-Chemical +- O +sparing O +effect O +and O +increased O +respiratory B-Disease +depression I-Disease +, O +hypotension B-Disease +and O +bradycardia B-Disease +. O + +CONCLUSION O +: O +As O +fentanyl B-Chemical +exacerbated O +postoperative B-Disease +nausea I-Disease +and I-Disease +vomiting I-Disease +without O +an O +improvement O +in O +postoperative B-Disease +pain I-Disease +and O +also O +had O +adverse O +cardiorespiratory O +effects O +, O +it O +appears O +to O +be O +an O +unnecessary O +and O +possibly O +detrimental O +supplement O +to O +sevoflurane B-Chemical +in O +day O +surgery O +. O + +Valvular B-Disease +heart I-Disease +disease I-Disease +in O +patients O +with O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +treated O +with O +pergolide B-Chemical +. O + +Course O +following O +treatment O +modifications O +. O + +Valvular B-Disease +heart I-Disease +abnormalities I-Disease +have O +been O +reported O +in O +patients O +with O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +( O +PD B-Disease +) O +treated O +with O +pergolide B-Chemical +. O + +However O +, O +the O +incidence O +and O +severity O +of O +these O +abnormalities O +vary O +from O +study O +to O +study O +and O +their O +course O +after O +drug O +withdrawal O +has O +not O +been O +systematically O +assessed O +. O + +OBJECTIVES O +: O +To O +estimate O +the O +frequency O +and O +severity O +of O +valvular B-Disease +heart I-Disease +abnormality I-Disease +and O +its O +possible O +reversibility O +after O +drug O +withdrawal O +in O +a O +case O +- O +control O +study O +. O + +METHODS O +: O +All O +PD B-Disease +patients O +in O +the O +Amiens O +area O +treated O +with O +pergolide B-Chemical +were O +invited O +to O +attend O +a O +cardiologic O +assessment O +including O +transthoracic O +echocardiography O +. O + +Thirty O +PD B-Disease +patients O +participated O +in O +the O +study O +. O + +A O +second O +echocardiography O +was O +performed O +( O +median O +interval O +: O +13 O +months O +) O +after O +pergolide B-Chemical +withdrawal O +( O +n O += O +10 O +patients O +) O +. O + +Controls O +were O +age O +- O +and O +sex O +- O +matched O +non O +- O +PD B-Disease +patients O +referred O +to O +the O +cardiology O +department O +. O + +RESULTS O +: O +Compared O +to O +controls O +, O +aortic B-Disease +regurgitation I-Disease +( O +OR O +: O +3 O +. O +1 O +; O +95 O +% O +IC O +: O +1 O +. O +1 O +- O +8 O +. O +8 O +) O +and O +mitral B-Disease +regurgitation I-Disease +( O +OR O +: O +10 O +. O +7 O +; O +95 O +% O +IC O +: O +2 O +. O +1 O +- O +53 O +) O +were O +more O +frequent O +in O +PD B-Disease +patients O +( O +tricuspid O +: O +NS O +) O +. O + +The O +number O +of O +affected O +valves O +( O +n O += O +2 O +. O +4 O ++ O +/ O +- O +0 O +. O +7 O +) O +and O +the O +sum O +of O +regurgitation O +grades O +( O +n O += O +2 O +. O +8 O ++ O +/ O +- O +1 O +. O +09 O +) O +were O +higher O +( O +p O += O +0 O +. O +008 O +and O +p O += O +0 O +. O +006 O +, O +respectively O +) O +in O +the O +pergolide B-Chemical +group O +. O + +Severity O +of O +regurgitation O +was O +not O +correlated O +with O +pergolide B-Chemical +cumulative O +dose O +. O + +A O +restrictive O +pattern O +of O +valvular B-Disease +regurgitation I-Disease +, O +suggestive O +of O +the O +role O +of O +pergolide B-Chemical +, O +was O +observed O +in O +12 O +/ O +30 O +( O +40 O +% O +) O +patients O +including O +two O +with O +heart B-Disease +failure I-Disease +. O + +Pergolide B-Chemical +was O +discontinued O +in O +10 O +patients O +with O +valvular B-Disease +heart I-Disease +disease I-Disease +, O +resulting O +in O +a O +lower O +regurgitation O +grade O +( O +p O += O +0 O +. O +01 O +) O +at O +the O +second O +transthoracic O +echocardiography O +and O +the O +two O +patients O +with O +heart B-Disease +failure I-Disease +returned O +to O +nearly O +normal O +clinical O +examination O +. O + +This O +study O +supports O +the O +high O +frequency O +of O +restrictive O +valve B-Disease +regurgitation I-Disease +in O +PD B-Disease +patients O +treated O +with O +pergolide B-Chemical +and O +reveals O +that O +a O +significant O +improvement O +is O +usual O +when O +the O +treatment O +is O +converted O +to O +non O +- O +ergot O +dopamine B-Chemical +agonists O +. O + +Adriamycin B-Chemical +- O +induced O +autophagic O +cardiomyocyte O +death B-Disease +plays O +a O +pathogenic O +role O +in O +a O +rat O +model O +of O +heart B-Disease +failure I-Disease +. O + +BACKGROUND O +: O +The O +mechanisms O +underlying O +heart B-Disease +failure I-Disease +induced O +by O +adriamycin B-Chemical +are O +very O +complicated O +and O +still O +unclear O +. O + +The O +aim O +of O +this O +study O +was O +to O +investigate O +whether O +autophagy O +was O +involved O +in O +the O +progression O +of O +heart B-Disease +failure I-Disease +induced O +by O +adriamycin B-Chemical +, O +so O +that O +we O +can O +develop O +a O +novel O +treatment O +strategy O +for O +heart B-Disease +failure I-Disease +. O + +METHODS O +: O +3 B-Chemical +- I-Chemical +methyladenine I-Chemical +( O +3MA B-Chemical +) O +, O +a O +specific O +inhibitor O +on O +autophagy O +was O +used O +in O +a O +heart B-Disease +failure I-Disease +model O +of O +rats O +induced O +by O +adriamycin B-Chemical +. O + +Neonatal O +cardiomyocytes O +were O +isolated O +from O +Sprague O +- O +Dawley O +rat O +hearts O +and O +randomly O +divided O +into O +controls O +, O +an O +adriamycin B-Chemical +- O +treated O +group O +, O +and O +a O +3MA B-Chemical +plus O +adriamycin B-Chemical +- O +treated O +group O +. O + +We O +then O +examined O +the O +morphology O +, O +expression O +of O +beclin O +1 O +gene O +, O +mitochondrial O +permeability O +transition O +( O +MPT O +) O +, O +and O +Na O ++ O +- O +K B-Chemical ++ O +ATPase O +activity O +in O +vivo O +. O + +We O +also O +assessed O +cell O +viability O +, O +mitochondrial O +membrane O +potential O +changes O +and O +counted O +autophagic O +vacuoles O +in O +cultured O +cardiomyocytes O +. O + +In O +addition O +, O +we O +analyzed O +the O +expression O +of O +autophagy O +associated O +gene O +, O +beclin O +1 O +using O +RT O +- O +PCR O +and O +Western O +blotting O +in O +an O +animal O +model O +. O + +RESULTS O +: O +3MA B-Chemical +significantly O +improved O +cardiac O +function O +and O +reduced O +mitochondrial O +injury O +. O + +Furthermore O +, O +adriamycin B-Chemical +induced O +the O +formation O +of O +autophagic O +vacuoles O +, O +and O +3MA B-Chemical +strongly O +downregulated O +the O +expression O +of O +beclin O +1 O +in O +adriamycin B-Chemical +- O +induced O +failing O +heart O +and O +inhibited O +the O +formation O +of O +autophagic O +vacuoles O +. O + +CONCLUSION O +: O +Autophagic O +cardiomyocyte O +death B-Disease +plays O +an O +important O +role O +in O +the O +pathogenesis O +of O +heart B-Disease +failure I-Disease +in O +rats O +induced O +by O +adriamycin B-Chemical +. O + +Mitochondrial O +injury O +may O +be O +involved O +in O +the O +progression O +of O +heart B-Disease +failure I-Disease +caused O +by O +adriamycin B-Chemical +via O +the O +autophagy O +pathway O +. O + +mToR O +inhibitors O +- O +induced O +proteinuria B-Disease +: O +mechanisms O +, O +significance O +, O +and O +management O +. O + +Massive O +urinary O +protein O +excretion O +has O +been O +observed O +after O +conversion O +from O +calcineurin O +inhibitors O +to O +mammalian O +target O +of O +rapamycin B-Chemical +( O +mToR O +) O +inhibitors O +, O +especially O +sirolimus B-Chemical +, O +in O +renal O +transplant O +recipients O +with O +chronic B-Disease +allograft I-Disease +nephropathy I-Disease +. O + +Because O +proteinuria B-Disease +is O +a O +major O +predictive O +factor O +of O +poor O +transplantation O +outcome O +, O +many O +studies O +focused O +on O +this O +adverse O +event O +during O +the O +past O +years O +. O + +Whether O +proteinuria B-Disease +was O +due O +to O +sirolimus B-Chemical +or O +only O +a O +consequence O +of O +calcineurin O +inhibitors O +withdrawal O +remained O +unsolved O +until O +high O +range O +proteinuria B-Disease +has O +been O +observed O +during O +sirolimus B-Chemical +therapy O +in O +islet O +transplantation O +and O +in O +patients O +who O +received O +sirolimus B-Chemical +de O +novo O +. O + +Podocyte O +injury O +and O +focal O +segmental O +glomerulosclerosis B-Disease +have O +been O +related O +to O +mToR O +inhibition O +in O +some O +patients O +, O +but O +the O +pathways O +underlying O +these O +lesions O +remain O +hypothetic O +. O + +We O +discuss O +herein O +the O +possible O +mechanisms O +and O +the O +significance O +of O +mToR O +blockade O +- O +induced O +proteinuria B-Disease +. O + +Neuropsychiatric O +side O +effects O +after O +the O +use O +of O +mefloquine B-Chemical +. O + +This O +study O +describes O +neuropsychiatric O +side O +effects O +in O +patients O +after O +treatment O +with O +mefloquine B-Chemical +. O + +Reactions O +consisted O +mainly O +of O +seizures B-Disease +, O +acute O +psychoses B-Disease +, O +anxiety B-Disease +neurosis I-Disease +, O +and O +major O +disturbances B-Disease +of I-Disease +sleep I-Disease +- I-Disease +wake I-Disease +rhythm I-Disease +. O + +Side O +effects O +occurred O +after O +both O +therapeutic O +and O +prophylactic O +intake O +and O +were O +graded O +from O +moderate O +to O +severe O +. O + +In O +a O +risk O +analysis O +of O +neuropsychiatric O +side O +effects O +in O +Germany O +, O +it O +is O +estimated O +that O +one O +of O +8 O +, O +000 O +mefloquine B-Chemical +users O +suffers O +from O +such O +reactions O +. O + +The O +incidence O +calculation O +revealed O +that O +one O +of O +215 O +therapeutic O +users O +had O +reactions O +, O +compared O +with O +one O +of O +13 O +, O +000 O +in O +the O +prophylaxis O +group O +, O +making O +the O +risk O +of O +neuropsychiatric O +reactions O +after O +mefloquine B-Chemical +treatment O +60 O +times O +higher O +than O +after O +prophylaxis O +. O + +Therefore O +, O +certain O +limitations O +for O +malaria B-Disease +prophylaxis O +and O +treatment O +with O +mefloquine B-Chemical +are O +recommended O +. O + +Prenatal O +protein O +deprivation O +alters O +dopamine B-Chemical +- O +mediated O +behaviors O +and O +dopaminergic O +and O +glutamatergic O +receptor O +binding O +. O + +Epidemiological O +evidence O +indicates O +that O +prenatal O +nutritional O +deprivation O +may O +increase O +the O +risk O +of O +schizophrenia B-Disease +. O + +The O +goal O +of O +these O +studies O +was O +to O +use O +an O +animal O +model O +to O +examine O +the O +effects O +of O +prenatal O +protein O +deprivation O +on O +behaviors O +and O +receptor O +binding O +with O +relevance O +to O +schizophrenia B-Disease +. O + +We O +report O +that O +prenatally O +protein O +deprived O +( O +PD O +) O +female O +rats O +showed O +an O +increased O +stereotypic O +response O +to O +apomorphine B-Chemical +and O +an O +increased O +locomotor O +response O +to O +amphetamine B-Chemical +in O +adulthood O +. O + +These O +differences O +were O +not O +observed O +during O +puberty O +. O + +No O +changes O +in O +haloperidol B-Chemical +- O +induced O +catalepsy B-Disease +or O +MK B-Chemical +- I-Chemical +801 I-Chemical +- O +induced O +locomotion O +were O +seen O +following O +PD O +. O + +In O +addition O +, O +PD O +female O +rats O +showed O +increased O +( O +3 O +) O +H B-Chemical +- O +MK B-Chemical +- I-Chemical +801 I-Chemical +binding O +in O +the O +striatum O +and O +hippocampus O +, O +but O +not O +in O +the O +cortex O +. O + +PD O +female O +rats O +also O +showed O +increased O +( O +3 O +) O +H B-Chemical +- O +haloperidol B-Chemical +binding O +and O +decreased O +dopamine B-Chemical +transporter O +binding O +in O +striatum O +. O + +No O +statistically O +significant O +changes O +in O +behavior O +or O +receptor O +binding O +were O +found O +in O +PD O +males O +with O +the O +exception O +of O +increased O +( O +3 O +) O +H B-Chemical +- O +MK B-Chemical +- I-Chemical +801 I-Chemical +binding O +in O +cortex O +. O + +This O +animal O +model O +may O +be O +useful O +to O +explore O +the O +mechanisms O +by O +which O +prenatal O +nutritional B-Disease +deficiency I-Disease +enhances O +risk O +for O +schizophrenia B-Disease +in O +humans O +and O +may O +also O +have O +implications O +for O +developmental O +processes O +leading O +to O +differential O +sensitivity O +to O +drugs O +of O +abuse O +. O + +Adverse O +effects O +of O +topical O +papaverine B-Chemical +on O +auditory O +nerve O +function O +. O + +BACKGROUND O +: O +Papaverine B-Chemical +hydrochloride I-Chemical +is O +a O +direct O +- O +acting O +vasodilator O +used O +to O +manage O +vasospasm B-Disease +during O +various O +neurosurgical O +operations O +. O + +Transient O +cranial B-Disease +nerve I-Disease +dysfunction I-Disease +has O +been O +described O +in O +a O +few O +cases O +with O +topical O +papaverine B-Chemical +. O + +This O +study O +supports O +previous O +reports O +and O +provides O +neurophysiological O +evidence O +of O +an O +adverse O +effect O +on O +the O +auditory O +nerve O +. O + +METHODS O +: O +We O +conducted O +a O +retrospective O +review O +of O +70 O +consecutive O +microvascular O +decompression O +operations O +and O +studied O +those O +patients O +who O +received O +topical O +papaverine B-Chemical +for O +vasospasm B-Disease +. O + +Topical O +papaverine B-Chemical +was O +used O +as O +a O +direct O +therapeutic O +action O +to O +manage O +vasospasm B-Disease +in O +a O +total O +of O +11 O +patients O +. O + +The O +timing O +of O +papaverine B-Chemical +application O +and O +ongoing O +operative O +events O +was O +reviewed O +relative O +to O +changes O +in O +neurophysiological O +recordings O +. O + +Brainstem O +auditory O +evoked O +potentials O +( O +BAEPs O +) O +were O +routinely O +used O +to O +monitor O +cochlear O +nerve O +function O +during O +these O +operations O +. O + +FINDINGS O +: O +A O +temporal O +relationship O +was O +found O +between O +topical O +papaverine B-Chemical +and O +BAEP O +changes O +leading O +to O +complete O +waveform O +loss O +. O + +The O +average O +temporal O +delay O +between O +papaverine B-Chemical +and O +the O +onset O +of O +an O +adverse O +BAEP O +change O +was O +5 O +min O +. O + +In O +10 O +of O +11 O +patients O +, O +BAEP O +waves O +II O +/ O +III O +- O +V O +completely O +disappeared O +within O +2 O +to O +25 O +min O +after O +papaverine B-Chemical +. O + +Eight O +of O +these O +10 O +patients O +had O +complete O +loss O +of O +BAEP O +waveforms O +within O +10 O +min O +. O + +One O +patient O +showed O +no O +recovery O +of O +later O +waves O +and O +a O +delayed O +profound O +sensorineural B-Disease +hearing I-Disease +loss I-Disease +. O + +The O +average O +recovery O +time O +of O +BAEP O +waveforms O +to O +pre O +- O +papaverine B-Chemical +baseline O +values O +was O +39 O +min O +. O + +CONCLUSIONS O +: O +Topical O +papaverine B-Chemical +for O +the O +treatment O +of O +vasospasm B-Disease +was O +associated O +with O +the O +onset O +of O +a O +transient O +disturbance O +in O +neurophysiological O +function O +of O +the O +ascending O +auditory O +brainstem O +pathway O +. O + +The O +complete O +disappearance O +of O +BAEP O +waveforms O +with O +a O +consistent O +temporal O +delay O +suggests O +a O +possible O +adverse B-Disease +effect I-Disease +on I-Disease +the I-Disease +proximal I-Disease +eighth I-Disease +nerve I-Disease +. O + +Recommendations O +to O +avoid O +potential O +cranial B-Disease +nerve I-Disease +deficits I-Disease +from O +papaverine B-Chemical +are O +provided O +. O + +Simvastatin B-Chemical +- I-Chemical +ezetimibe I-Chemical +- O +induced O +hepatic B-Disease +failure I-Disease +necessitating O +liver O +transplantation O +. O + +Abstract O +Serum O +aminotransferase O +elevations O +are O +a O +commonly O +known O +adverse O +effect O +of O +3 O +- O +hydroxy O +- O +3 O +- O +methylglutaryl O +coenzyme O +A O +reductase O +inhibitor O +( O +statin B-Chemical +) O +therapy O +. O + +However O +, O +hepatotoxic B-Disease +events O +have O +not O +been O +widely O +published O +with O +ezetimibe B-Chemical +or O +the O +combination O +agent O +simvastatin B-Chemical +- I-Chemical +ezetimibe I-Chemical +. O + +We O +describe O +a O +70 O +- O +year O +- O +old O +Hispanic O +woman O +who O +developed O +fulminant B-Disease +hepatic I-Disease +failure I-Disease +necessitating O +liver O +transplantation O +10 O +weeks O +after O +conversion O +from O +simvastatin B-Chemical +40 O +mg O +/ O +day O +to O +simvastatin B-Chemical +10 I-Chemical +mg I-Chemical +- I-Chemical +ezetimibe I-Chemical +40 I-Chemical +mg I-Chemical +/ O +day O +. O + +The O +patient O +' O +s O +lipid O +panel O +had O +been O +maintained O +with O +simvastatin B-Chemical +for O +18 O +months O +before O +the O +conversion O +without O +evidence O +of O +hepatotoxicity B-Disease +. O + +A O +routine O +laboratory O +work O +- O +up O +10 O +weeks O +after O +conversion O +revealed O +elevated O +serum O +aminotransferase O +levels O +. O + +Simvastatinezetimibe B-Chemical +and O +escitalopram B-Chemical +( O +which O +she O +was O +taking O +for O +depression B-Disease +) O +were O +discontinued O +, O +and O +other O +potential O +causes O +of O +hepatotoxicity B-Disease +were O +excluded O +. O + +A O +repeat O +work O +- O +up O +revealed O +further O +elevations O +in O +aminotransferase O +levels O +, O +and O +liver O +biopsy O +revealed O +evidence O +of O +moderate O +- O +to O +- O +severe O +drug B-Disease +toxicity I-Disease +. O + +She O +underwent O +liver O +transplantation O +with O +an O +uneventful O +postoperative O +course O +. O + +Her O +aminotransferase O +levels O +returned O +to O +normal O +by O +postoperative O +day O +23 O +, O +and O +her O +2 O +- O +year O +follow O +- O +up O +showed O +no O +adverse O +events O +. O + +Ezetimibe B-Chemical +undergoes O +extensive O +glucuronidation O +by O +uridine B-Chemical +diphosphate I-Chemical +glucoronosyltransferases O +( O +UGT O +) O +in O +the O +intestine O +and O +liver O +and O +may O +have O +inhibited O +the O +glucuronidation O +of O +simvastatin B-Chemical +hydroxy I-Chemical +acid I-Chemical +, O +resulting O +in O +increased O +simvastatin B-Chemical +exposure O +and O +subsequent O +hepatotoxicity B-Disease +. O + +To O +our O +knowledge O +, O +this O +is O +the O +first O +case O +report O +of O +simvastatin B-Chemical +- I-Chemical +ezetimibe I-Chemical +- O +induced O +liver B-Disease +failure I-Disease +that O +resulted O +in O +liver O +transplantation O +. O + +We O +postulate O +that O +the O +mechanism O +of O +the O +simvastatinezetimibe B-Chemical +- O +induced O +hepatotoxicity B-Disease +is O +the O +increased O +simvastatin B-Chemical +exposure O +by O +ezetimibe B-Chemical +inhibition O +of O +UGT O +enzymes O +. O + +Clinicians O +should O +be O +aware O +of O +potential O +hepatotoxicity B-Disease +with O +simvastatin B-Chemical +- I-Chemical +ezetimibe I-Chemical +especially O +in O +elderly O +patients O +and O +should O +carefully O +monitor O +serum O +aminotransferase O +levels O +when O +starting O +therapy O +and O +titrating O +the O +dosage O +. O + +Massive O +proteinuria B-Disease +and O +acute B-Disease +renal I-Disease +failure I-Disease +after O +oral O +bisphosphonate B-Chemical +( O +alendronate B-Chemical +) O +administration O +in O +a O +patient O +with O +focal B-Disease +segmental I-Disease +glomerulosclerosis I-Disease +. O + +A O +61 O +- O +year O +- O +old O +Japanese O +man O +with O +nephrotic B-Disease +syndrome I-Disease +due O +to O +focal B-Disease +segmental I-Disease +glomerulosclerosis I-Disease +was O +initially O +responding O +well O +to O +steroid B-Chemical +therapy O +. O + +The O +amount O +of O +daily O +urinary O +protein O +decreased O +from O +15 O +. O +6 O +to O +2 O +. O +8 O +g O +. O + +Within O +14 O +days O +of O +the O +oral O +bisphosphonate B-Chemical +( O +alendronate B-Chemical +sodium I-Chemical +) O +administration O +, O +the O +amount O +of O +daily O +urinary O +protein O +increased O +rapidly O +up O +to O +12 O +. O +8 O +g O +with O +acute B-Disease +renal I-Disease +failure I-Disease +. O + +After O +discontinuing O +the O +oral O +alendronate B-Chemical +, O +the O +patient O +underwent O +six O +cycles O +of O +hemodialysis O +and O +four O +cycles O +of O +LDL O +apheresis O +. O + +Urinary O +volume O +and O +serum O +creatinine B-Chemical +levels O +recovered O +to O +the O +normal O +range O +, O +with O +urinary O +protein O +disappearing O +completely O +within O +40 O +days O +. O + +This O +report O +demonstrates O +that O +not O +only O +intravenous O +, O +but O +also O +oral O +bisphosphonates B-Chemical +can O +aggravate O +proteinuria B-Disease +and O +acute B-Disease +renal I-Disease +failure I-Disease +. O + +Serum O +- O +and O +glucocorticoid O +- O +inducible O +kinase O +1 O +in O +doxorubicin B-Chemical +- O +induced O +nephrotic B-Disease +syndrome I-Disease +. O + +Doxorubicin B-Chemical +- O +induced O +nephropathy B-Disease +leads O +to O +epithelial O +sodium B-Chemical +channel O +( O +ENaC O +) O +- O +dependent O +volume B-Disease +retention I-Disease +and O +renal O +fibrosis B-Disease +. O + +The O +aldosterone B-Chemical +- O +sensitive O +serum O +- O +and O +glucocorticoid O +- O +inducible O +kinase O +SGK1 O +has O +been O +shown O +to O +participate O +in O +the O +stimulation O +of O +ENaC O +and O +to O +mediate O +renal O +fibrosis B-Disease +following O +mineralocorticoid O +and O +salt O +excess O +. O + +The O +present O +study O +was O +performed O +to O +elucidate O +the O +role O +of O +SGK1 O +in O +the O +volume B-Disease +retention I-Disease +and O +fibrosis B-Disease +during O +nephrotic B-Disease +syndrome I-Disease +. O + +To O +this O +end O +, O +doxorubicin B-Chemical +( O +15 O +mug O +/ O +g O +body O +wt O +) O +was O +injected O +intravenously O +into O +gene O +- O +targeted O +mice O +lacking O +SGK1 O +( O +sgk1 O +( O +- O +/ O +- O +) O +) O +and O +their O +wild O +- O +type O +littermates O +( O +sgk1 O +( O ++ O +/ O ++ O +) O +) O +. O + +Doxorubicin B-Chemical +treatment O +resulted O +in O +heavy O +proteinuria B-Disease +( O +> O +100 O +mg O +protein O +/ O +mg O +crea O +) O +in O +15 O +/ O +44 O +of O +sgk1 O +( O ++ O +/ O ++ O +) O +and O +15 O +/ O +44 O +of O +sgk1 O +( O +- O +/ O +- O +) O +mice O +leading O +to O +severe O +nephrotic B-Disease +syndrome I-Disease +with O +ascites B-Disease +, O +lipidemia B-Disease +, O +and O +hypoalbuminemia B-Disease +in O +both O +genotypes O +. O + +Plasma O +aldosterone B-Chemical +levels O +increased O +in O +nephrotic B-Disease +mice O +of O +both O +genotypes O +and O +was O +followed O +by O +increased O +SGK1 O +protein O +expression O +in O +sgk1 O +( O ++ O +/ O ++ O +) O +mice O +. O + +Urinary O +sodium B-Chemical +excretion O +reached O +signficantly O +lower O +values O +in O +sgk1 O +( O ++ O +/ O ++ O +) O +mice O +( O +15 O ++ O +/ O +- O +5 O +mumol O +/ O +mg O +crea O +) O +than O +in O +sgk1 O +( O +- O +/ O +- O +) O +mice O +( O +35 O ++ O +/ O +- O +5 O +mumol O +/ O +mg O +crea O +) O +and O +was O +associated O +with O +a O +significantly O +higher O +body O +weight B-Disease +gain I-Disease +in O +sgk1 O +( O ++ O +/ O ++ O +) O +compared O +with O +sgk1 O +( O +- O +/ O +- O +) O +mice O +( O ++ O +6 O +. O +6 O ++ O +/ O +- O +0 O +. O +7 O +vs O +. O ++ O +4 O +. O +1 O ++ O +/ O +- O +0 O +. O +8 O +g O +) O +. O + +During O +the O +course O +of O +nephrotic B-Disease +syndrome I-Disease +, O +serum O +urea B-Chemical +concentrations O +increased O +significantly O +faster O +in O +sgk1 O +( O +- O +/ O +- O +) O +mice O +than O +in O +sgk1 O +( O ++ O +/ O ++ O +) O +mice O +leading O +to O +uremia B-Disease +and O +a O +reduced O +median O +survival O +in O +sgk1 O +( O +- O +/ O +- O +) O +mice O +( O +29 O +vs O +. O +40 O +days O +in O +sgk1 O +( O ++ O +/ O ++ O +) O +mice O +) O +. O + +In O +conclusion O +, O +gene O +- O +targeted O +mice O +lacking O +SGK1 O +showed O +blunted O +volume B-Disease +retention I-Disease +, O +yet O +were O +not O +protected O +against O +renal O +fibrosis B-Disease +during O +experimental O +nephrotic B-Disease +syndrome I-Disease +. O + +Severe O +thrombocytopenia B-Disease +and O +haemolytic B-Disease +anaemia I-Disease +associated O +with O +ciprofloxacin B-Chemical +: O +a O +case O +report O +with O +fatal O +outcome O +. O + +Haematological O +adverse O +reactions O +associated O +with O +fatal O +outcome O +are O +rare O +during O +treatment O +with O +ciprofloxacin B-Chemical +. O + +A O +30 O +- O +year O +old O +Caucasian O +man O +reported O +with O +abdominal B-Disease +pain I-Disease +and O +jaundice B-Disease +after O +3 O +- O +day O +administration O +of O +oral O +ciprofloxacin B-Chemical +for O +a O +suspect O +of O +urinary B-Disease +tract I-Disease +infection I-Disease +. O + +Clinical O +evaluations O +suggested O +an O +initial O +diagnosis O +of O +severe O +thrombocytopenia B-Disease +and O +haemolysis B-Disease +. O + +The O +patient O +progressively O +developed O +petechiae B-Disease +and O +purpura B-Disease +on O +thorax O +and O +lower O +limbs O +. O + +Despite O +pharmacological O +and O +supportive O +interventions O +, O +laboratory O +parameters O +worsened O +and O +the O +patient O +died O +17 O +hours O +after O +admission O +. O + +An O +accurate O +autopsy O +revealed O +most O +organs O +with O +diffuse O +petechial O +haemorrhages B-Disease +. O + +No O +signs O +of O +bone B-Disease +marrow I-Disease +depression I-Disease +were O +found O +. O + +No O +thrombi B-Disease +or O +signs O +of O +microangiopathies B-Disease +were O +observed O +in O +arterial O +vessels O +. O + +Blood O +and O +urine O +cultures O +did O +not O +show O +any O +bacterial O +growth O +. O + +This O +case O +report O +shows O +that O +ciprofloxacin B-Chemical +may O +precipitate O +life O +- O +threatening O +thrombocytopenia B-Disease +and O +haemolytic B-Disease +anaemia I-Disease +, O +even O +in O +the O +early O +phases O +of O +treatment O +and O +without O +apparent O +previous O +exposures O +. O + +Alpha B-Chemical +- I-Chemical +lipoic I-Chemical +acid I-Chemical +prevents O +mitochondrial B-Disease +damage I-Disease +and O +neurotoxicity B-Disease +in O +experimental O +chemotherapy O +neuropathy B-Disease +. O + +The O +study O +investigates O +if O +alpha B-Chemical +- I-Chemical +lipoic I-Chemical +acid I-Chemical +is O +neuroprotective O +against O +chemotherapy O +induced O +neurotoxicity B-Disease +, O +if O +mitochondrial B-Disease +damage I-Disease +plays O +a O +critical O +role O +in O +toxic B-Disease +neurodegenerative I-Disease +cascade I-Disease +, O +and O +if O +neuroprotective O +effects O +of O +alpha B-Chemical +- I-Chemical +lipoic I-Chemical +acid I-Chemical +depend O +on O +mitochondria O +protection O +. O + +We O +used O +an O +in O +vitro O +model O +of O +chemotherapy O +induced O +peripheral B-Disease +neuropathy I-Disease +that O +closely O +mimic O +the O +in O +vivo O +condition O +by O +exposing O +primary O +cultures O +of O +dorsal O +root O +ganglion O +( O +DRG O +) O +sensory O +neurons O +to O +paclitaxel B-Chemical +and O +cisplatin B-Chemical +, O +two O +widely O +used O +and O +highly O +effective O +chemotherapeutic O +drugs O +. O + +This O +approach O +allowed O +investigating O +the O +efficacy O +of O +alpha B-Chemical +- I-Chemical +lipoic I-Chemical +acid I-Chemical +in O +preventing O +axonal B-Disease +damage I-Disease +and O +apoptosis O +and O +the O +function O +and O +ultrastructural O +morphology O +of O +mitochondria O +after O +exposure O +to O +toxic O +agents O +and O +alpha B-Chemical +- I-Chemical +lipoic I-Chemical +acid I-Chemical +. O + +Our O +results O +demonstrate O +that O +both O +cisplatin B-Chemical +and O +paclitaxel B-Chemical +cause O +early O +mitochondrial B-Disease +impairment I-Disease +with O +loss O +of O +membrane O +potential O +and O +induction O +of O +autophagic O +vacuoles O +in O +neurons O +. O + +Alpha B-Chemical +- I-Chemical +lipoic I-Chemical +acid I-Chemical +exerts O +neuroprotective O +effects O +against O +chemotherapy O +induced O +neurotoxicity B-Disease +in O +sensory O +neurons O +: O +it O +rescues O +the O +mitochondrial B-Disease +toxicity I-Disease +and O +induces O +the O +expression O +of O +frataxin O +, O +an O +essential O +mitochondrial O +protein O +with O +anti O +- O +oxidant O +and O +chaperone O +properties O +. O + +In O +conclusion O +mitochondrial B-Disease +toxicity I-Disease +is O +an O +early O +common O +event O +both O +in O +paclitaxel B-Chemical +and O +cisplatin B-Chemical +induced O +neurotoxicity B-Disease +. O + +Alpha B-Chemical +- I-Chemical +lipoic I-Chemical +acid I-Chemical +protects O +sensory O +neurons O +through O +its O +anti O +- O +oxidant O +and O +mitochondrial O +regulatory O +functions O +, O +possibly O +inducing O +the O +expression O +of O +frataxin O +. O + +These O +findings O +suggest O +that O +alpha B-Chemical +- I-Chemical +lipoic I-Chemical +acid I-Chemical +might O +reduce O +the O +risk O +of O +developing O +peripheral B-Disease +nerve I-Disease +toxicity I-Disease +in O +patients O +undergoing O +chemotherapy O +and O +encourage O +further O +confirmatory O +clinical O +trials O +. O + +Toxicity B-Disease +in O +rhesus O +monkeys O +following O +administration O +of O +the O +8 B-Chemical +- I-Chemical +aminoquinoline I-Chemical +8 B-Chemical +- I-Chemical +[ I-Chemical +( I-Chemical +4 I-Chemical +- I-Chemical +amino I-Chemical +- I-Chemical +l I-Chemical +- I-Chemical +methylbutyl I-Chemical +) I-Chemical +amino I-Chemical +] I-Chemical +- I-Chemical +5 I-Chemical +- I-Chemical +( I-Chemical +l I-Chemical +- I-Chemical +hexyloxy I-Chemical +) I-Chemical +- I-Chemical +6 I-Chemical +- I-Chemical +methoxy I-Chemical +- I-Chemical +4 I-Chemical +- I-Chemical +methylquinoline I-Chemical +( O +WR242511 B-Chemical +) O +. O + +INTRODUCTION O +: O +Many O +substances O +that O +form O +methemoglobin O +( O +MHb O +) O +effectively O +counter O +cyanide O +( O +CN O +) O +toxicity B-Disease +. O + +Although O +MHb O +formers O +are O +generally O +applied O +as O +treatments O +for O +CN O +poisoning B-Disease +, O +it O +has O +been O +proposed O +that O +a O +stable O +, O +long O +- O +acting O +MHb O +former O +could O +serve O +as O +a O +CN O +pretreatment O +. O + +Using O +this O +rationale O +, O +the O +8 B-Chemical +- I-Chemical +aminoquinoline I-Chemical +WR242511 B-Chemical +, O +a O +potent O +long O +- O +lasting O +MHb O +former O +in O +rodents O +and O +beagle O +dogs O +, O +was O +studied O +in O +the O +rhesus O +monkey O +for O +advanced O +development O +as O +a O +potential O +CN O +pretreatment O +. O + +METHODS O +: O +In O +this O +study O +, O +WR242511 B-Chemical +was O +administered O +intravenously O +( O +IV O +) O +in O +2 O +female O +and O +4 O +male O +rhesus O +monkeys O +in O +doses O +of O +3 O +. O +5 O +and O +/ O +or O +7 O +. O +0 O +mg O +/ O +kg O +; O +a O +single O +male O +also O +received O +WR242511 B-Chemical +orally O +( O +PO O +) O +at O +7 O +. O +0 O +mg O +/ O +kg O +. O + +Health O +status O +and O +MHb O +levels O +were O +monitored O +following O +exposure O +. O + +RESULTS O +: O +The O +selected O +doses O +of O +WR242511 B-Chemical +, O +which O +produced O +significant O +methemoglobinemia B-Disease +in O +beagle O +dogs O +in O +earlier O +studies O +conducted O +elsewhere O +, O +produced O +very O +little O +MHb O +( O +mean O +< O +2 O +. O +0 O +% O +) O +in O +the O +rhesus O +monkey O +. O + +Furthermore O +, O +transient O +hemoglobinuria B-Disease +was O +noted O +approximately O +60 O +minutes O +postinjection O +of O +WR242511 B-Chemical +( O +3 O +. O +5 O +or O +7 O +. O +0 O +mg O +/ O +kg O +) O +, O +and O +2 O +lethalities O +occurred O +( O +one O +IV O +and O +one O +PO O +) O +following O +the O +7 O +. O +0 O +mg O +/ O +kg O +dose O +. O + +Myoglobinuria B-Disease +was O +also O +observed O +following O +the O +7 O +. O +0 O +mg O +/ O +kg O +dose O +. O + +Histopathology O +analyses O +in O +the O +2 O +animals O +that O +died O +revealed O +liver B-Disease +and I-Disease +kidney I-Disease +toxicity I-Disease +, O +with O +greater O +severity O +in O +the O +orally O +- O +treated O +animal O +. O + +CONCLUSIONS O +: O +These O +data O +demonstrate O +direct O +and O +/ O +or O +indirect O +drug O +- O +induced O +toxicity B-Disease +. O + +It O +is O +concluded O +that O +WR242511 B-Chemical +should O +not O +be O +pursued O +as O +a O +pretreatment O +for O +CN O +poisoning B-Disease +unless O +the O +anti O +- O +CN O +characteristics O +of O +this O +compound O +can O +be O +successfully O +dissociated O +from O +those O +producing O +undesirable O +toxicity B-Disease +. O + +Repetitive O +transcranial O +magnetic O +stimulation O +for O +levodopa B-Chemical +- O +induced O +dyskinesias B-Disease +in O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +. O + +In O +a O +placebo O +- O +controlled O +, O +single O +- O +blinded O +, O +crossover O +study O +, O +we O +assessed O +the O +effect O +of O +" O +real O +" O +repetitive O +transcranial O +magnetic O +stimulation O +( O +rTMS O +) O +versus O +" O +sham O +" O +rTMS O +( O +placebo O +) O +on O +peak O +dose O +dyskinesias B-Disease +in O +patients O +with O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +( O +PD B-Disease +) O +. O + +Ten O +patients O +with O +PD B-Disease +and O +prominent O +dyskinesias B-Disease +had O +rTMS O +( O +1 O +, O +800 O +pulses O +; O +1 O +Hz O +rate O +) O +delivered O +over O +the O +motor O +cortex O +for O +4 O +consecutive O +days O +twice O +, O +once O +real O +stimuli O +and O +once O +sham O +stimulation O +were O +used O +; O +evaluations O +were O +done O +at O +the O +baseline O +and O +1 O +day O +after O +the O +end O +of O +each O +of O +the O +treatment O +series O +. O + +Direct O +comparison O +between O +sham O +and O +real O +rTMS O +effects O +showed O +no O +significant O +difference O +in O +clinician O +- O +assessed O +dyskinesia B-Disease +severity O +. O + +However O +, O +comparison O +with O +the O +baseline O +showed O +small O +but O +significant O +reduction O +in O +dyskinesia B-Disease +severity O +following O +real O +rTMS O +but O +not O +placebo O +. O + +The O +major O +effect O +was O +on O +dystonia B-Disease +subscore O +. O + +Similarly O +, O +in O +patient O +diaries O +, O +although O +both O +treatments O +caused O +reduction O +in O +subjective O +dyskinesia B-Disease +scores O +during O +the O +days O +of O +intervention O +, O +the O +effect O +was O +sustained O +for O +3 O +days O +after O +the O +intervention O +for O +the O +real O +rTMS O +only O +. O + +Following O +rTMS O +, O +no O +side O +effects O +and O +no O +adverse O +effects O +on O +motor O +function O +and O +PD B-Disease +symptoms O +were O +noted O +. O + +The O +results O +suggest O +the O +existence O +of O +residual O +beneficial O +clinical O +aftereffects O +of O +consecutive O +daily O +applications O +of O +low O +- O +frequency O +rTMS O +on O +dyskinesias B-Disease +in O +PD B-Disease +. O + +The O +effects O +may O +be O +further O +exploited O +for O +potential O +therapeutic O +uses O +. O + +Intracavernous O +epinephrine B-Chemical +: O +a O +minimally O +invasive O +treatment O +for O +priapism B-Disease +in O +the O +emergency O +department O +. O + +Priapism B-Disease +is O +the O +prolonged O +erection O +of O +the O +penis O +in O +the O +absence O +of O +sexual O +arousal O +. O + +A O +45 O +- O +year O +- O +old O +man O +, O +an O +admitted O +frequent O +cocaine B-Chemical +user O +, O +presented O +to O +the O +Emergency O +Department O +( O +ED O +) O +on O +two O +separate O +occasions O +with O +a O +history O +of O +priapism B-Disease +after O +cocaine B-Chemical +use O +. O + +The O +management O +options O +in O +the O +ED O +, O +as O +exemplified O +by O +four O +individual O +case O +reports O +, O +in O +particular O +the O +use O +of O +a O +minimally O +invasive O +method O +of O +intracorporal O +epinephrine B-Chemical +instillation O +, O +are O +discussed O +. O + +Prophylactic O +use O +of O +lamivudine B-Chemical +with O +chronic O +immunosuppressive O +therapy O +for O +rheumatologic B-Disease +disorders I-Disease +. O + +The O +objective O +of O +this O +study O +was O +to O +report O +our O +experience O +concerning O +the O +effectiveness O +of O +the O +prophylactic O +administration O +of O +lamivudine B-Chemical +in O +hepatitis B-Chemical +B I-Chemical +virus I-Chemical +surface I-Chemical +antigen I-Chemical +( O +HBs B-Chemical +Ag I-Chemical +) O +positive O +patients O +with O +rheumatologic B-Disease +disease I-Disease +. O + +From O +June O +2004 O +to O +October O +2006 O +, O +11 O +HBs B-Chemical +Ag I-Chemical +positive O +patients O +with O +rheumatologic B-Disease +diseases I-Disease +, O +who O +were O +on O +both O +immunosuppressive O +and O +prophylactic O +lamivudine B-Chemical +therapies O +, O +were O +retrospectively O +assessed O +. O + +Liver O +function O +tests O +, O +hepatitis B-Disease +B I-Disease +virus O +( O +HBV O +) O +serologic O +markers O +, O +and O +HBV O +DNA O +levels O +of O +the O +patients O +during O +follow O +- O +up O +were O +obtained O +from O +hospital O +file O +records O +. O + +Eleven O +patients O +( O +six O +male O +) O +with O +median O +age O +47 O +years O +( O +range O +27 O +- O +73 O +) O +, O +median O +disease O +duration O +50 O +months O +( O +range O +9 O +- O +178 O +) O +and O +median O +follow O +- O +up O +period O +of O +patients O +13 O +. O +8 O +months O +( O +range O +5 O +- O +27 O +) O +were O +enrolled O +in O +this O +study O +. O + +Lamivudine B-Chemical +therapy O +was O +started O +3 O +- O +7 O +days O +prior O +to O +immunosuppressive O +therapy O +in O +all O +patients O +. O + +Baseline O +, O +liver O +function O +tests O +were O +elevated O +in O +two O +patients O +( O +fourth O +patient O +: O +ALT O +: O +122 O +IU O +/ O +l O +, O +AST O +: O +111 O +IU O +/ O +l O +, O +tenth O +patient O +: O +ALT O +: O +294 O +IU O +/ O +l O +, O +AST O +: O +274 O +IU O +/ O +l O +, O +with O +minimal O +changes O +in O +the O +liver O +biopsy O +in O +both O +) O +. O + +Shortly O +after O +treatment O +their O +tests O +normalized O +and O +during O +follow O +- O +up O +period O +none O +of O +the O +patients O +had O +abnormal B-Disease +liver I-Disease +function I-Disease +tests O +. O + +In O +four O +patients O +HBV O +DNA O +levels O +were O +higher O +than O +normal O +at O +baseline O +. O + +Two O +of O +these O +normalized O +and O +the O +others O +increased O +later O +. O + +In O +three O +additional O +patients O +, O +HBV O +DNA O +levels O +were O +increased O +during O +follow O +- O +up O +. O + +None O +of O +the O +patients O +had O +significant O +clinical O +sings O +of O +HBV O +activation O +. O + +Lamivudine B-Chemical +was O +well O +tolerated O +and O +was O +continued O +in O +all O +patients O +. O + +Prophylactic O +administration O +of O +lamivudine B-Chemical +in O +patients O +who O +required O +immunosuppressive O +therapy O +seems O +to O +be O +safe O +, O +well O +tolerated O +and O +effective O +in O +preventing O +HBV O +reactivation O +. O + +Effect O +of O +green B-Chemical +tea I-Chemical +and O +vitamin B-Chemical +E I-Chemical +combination O +in O +isoproterenol B-Chemical +induced O +myocardial B-Disease +infarction I-Disease +in O +rats O +. O + +The O +present O +study O +was O +aimed O +to O +investigate O +the O +combined O +effects O +of O +green B-Chemical +tea I-Chemical +and O +vitamin B-Chemical +E I-Chemical +on O +heart O +weight O +, O +body O +weight O +, O +serum O +marker O +enzymes O +, O +lipid O +peroxidation O +, O +endogenous O +antioxidants O +and O +membrane O +bound O +ATPases O +in O +isoproterenol B-Chemical +( O +ISO B-Chemical +) O +- O +induced O +myocardial B-Disease +infarction I-Disease +in O +rats O +. O + +Adult O +male O +albino O +rats O +, O +treated O +with O +ISO B-Chemical +( O +200 O +mg O +/ O +kg O +, O +s O +. O +c O +. O +) O +for O +2 O +days O +at O +an O +interval O +of O +24 O +h O +caused O +a O +significant O +( O +P O +< O +0 O +. O +05 O +) O +elevation O +of O +heart O +weight O +, O +serum O +marker O +enzymes O +, O +lipid O +peroxidation O +and O +Ca B-Chemical ++ O +2 O +ATPase O +level O +whereas O +there O +was O +a O +significant O +( O +P O +< O +0 O +. O +05 O +) O +decrease O +in O +body O +weight O +, O +endogenous O +antioxidants O +, O +Na B-Chemical ++ O +/ O +K B-Chemical ++ O +ATPase O +and O +Mg B-Chemical ++ O +2 O +ATPase O +levels O +. O + +Administration O +of O +green B-Chemical +tea I-Chemical +( O +100 O +mg O +/ O +kg O +/ O +day O +, O +p O +. O +o O +. O +) O +and O +vitamin B-Chemical +E I-Chemical +( O +100 O +mg O +/ O +kg O +/ O +day O +, O +p O +. O +o O +. O +) O +together O +for O +30 O +consecutive O +days O +and O +challenged O +with O +ISO B-Chemical +on O +the O +day O +29th O +and O +30th O +, O +showed O +a O +significant O +( O +P O +< O +0 O +. O +05 O +) O +decrease O +in O +heart O +weight O +, O +serum O +marker O +enzymes O +, O +lipid O +peroxidation O +, O +Ca B-Chemical ++ O +2 O +ATPase O +and O +a O +significant O +increase O +in O +the O +body O +weight O +, O +endogenous O +antioxidants O +, O +Na B-Chemical ++ O +/ O +K B-Chemical ++ O +ATPase O +and O +Mg B-Chemical ++ O +2 O +ATPase O +when O +compared O +with O +ISO B-Chemical +treated O +group O +and O +green B-Chemical +tea I-Chemical +or O +vitamin B-Chemical +E I-Chemical +alone O +treated O +groups O +. O + +These O +findings O +indicate O +the O +synergistic O +protective O +effect O +of O +green B-Chemical +tea I-Chemical +and O +vitamin B-Chemical +E I-Chemical +during O +ISO B-Chemical +induced O +myocardial B-Disease +infarction I-Disease +in O +rats O +. O + +Irreversible O +damage O +to O +the O +medullary O +interstitium O +in O +experimental O +analgesic O +nephropathy B-Disease +in O +F344 O +rats O +. O + +Renal B-Disease +papillary I-Disease +necrosis I-Disease +( O +RPN B-Disease +) O +and O +a O +decreased O +urinary O +concentrating O +ability O +developed O +during O +continuous O +long O +- O +term O +treatment O +with O +aspirin B-Chemical +and O +paracetamol B-Chemical +in O +female O +Fischer O +344 O +rats O +. O + +Renal O +structure O +and O +concentrating O +ability O +were O +examined O +after O +a O +recovery O +period O +of O +up O +to O +18 O +weeks O +, O +when O +no O +analgesics O +were O +given O +, O +to O +investigate O +whether O +the O +analgesic O +- O +induced O +changes O +were O +reversible O +. O + +There O +was O +no O +evidence O +of O +repair O +to O +the O +damaged O +medullary O +interstitial O +matrix O +, O +or O +proliferation O +of O +remaining O +undamaged O +type O +1 O +medullary O +interstitial O +cells O +after O +the O +recovery O +period O +following O +analgesic O +treatment O +. O + +The O +recovery O +of O +urinary O +concentrating O +ability O +was O +related O +to O +the O +length O +of O +analgesic O +treatment O +and O +the O +extent O +of O +the O +resulting O +inner O +medullary O +structural O +damage O +. O + +During O +the O +early O +stages O +of O +analgesic O +treatment O +, O +the O +changes O +in O +urinary O +concentrating O +ability O +were O +reversible O +, O +but O +after O +prolonged O +analgesic O +treatment O +, O +maximum O +urinary O +concentrating O +ability O +failed O +to O +recover O +. O + +This O +study O +shows O +that O +prolonged O +analgesic O +treatment O +in O +Fischer O +344 O +rats O +causes O +progressive O +and O +irreversible O +damage O +to O +the O +interstitial O +matrix O +and O +type O +1 O +interstitial O +cells O +leading O +to O +RPN B-Disease +. O + +The O +associated O +urinary O +concentrating O +defect O +is O +reversible O +only O +during O +the O +early O +stages O +of O +structural O +damage O +to O +the O +inner O +medulla O +. O + +Testosterone B-Chemical +- O +dependent O +hypertension B-Disease +and O +upregulation O +of O +intrarenal O +angiotensinogen O +in O +Dahl O +salt B-Chemical +- O +sensitive O +rats O +. O + +Blood O +pressure O +( O +BP O +) O +is O +more O +salt B-Chemical +sensitive O +in O +men O +than O +in O +premenopausal O +women O +. O + +In O +Dahl O +salt B-Chemical +- O +sensitive O +rats O +( O +DS O +) O +, O +high O +- O +salt B-Chemical +( O +HS O +) O +diet O +increases O +BP O +more O +in O +males O +than O +females O +. O + +In O +contrast O +to O +the O +systemic O +renin O +- O +angiotensin B-Chemical +system O +, O +which O +is O +suppressed O +in O +response O +to O +HS O +in O +male O +DS O +, O +intrarenal O +angiotensinogen O +expression O +is O +increased O +, O +and O +intrarenal O +levels O +of O +ANG O +II O +are O +not O +suppressed O +. O + +In O +this O +study O +, O +the O +hypothesis O +was O +tested O +that O +there O +is O +a O +sexual O +dimorphism O +in O +HS O +- O +induced O +upregulation O +of O +intrarenal O +angiotensinogen O +mediated O +by O +testosterone B-Chemical +that O +also O +causes O +increases O +in O +BP O +and O +renal B-Disease +injury I-Disease +. O + +On O +a O +low O +- O +salt B-Chemical +( O +LS O +) O +diet O +, O +male O +DS O +had O +higher O +levels O +of O +intrarenal O +angiotensinogen O +mRNA O +than O +females O +. O + +HS O +diet O +for O +4 O +wk O +increased O +renal O +cortical O +angiotensinogen O +mRNA O +and O +protein O +only O +in O +male O +DS O +, O +which O +was O +prevented O +by O +castration O +. O + +Ovariectomy O +of O +female O +DS O +had O +no O +effect O +on O +intrarenal O +angiotensinogen O +expression O +on O +either O +diet O +. O + +Radiotelemetric O +BP O +was O +similar O +between O +males O +and O +castrated O +rats O +on O +LS O +diet O +. O + +HS O +diet O +for O +4 O +wk O +caused O +a O +progressive O +increase O +in O +BP O +, O +protein O +and O +albumin O +excretion O +, O +and O +glomerular B-Disease +sclerosis I-Disease +in O +male O +DS O +rats O +, O +which O +were O +attenuated O +by O +castration O +. O + +Testosterone B-Chemical +replacement O +in O +castrated O +DS O +rats O +increased O +BP O +, O +renal B-Disease +injury I-Disease +, O +and O +upregulation O +of O +renal O +angiotensinogen O +associated O +with O +HS O +diet O +. O + +Testosterone B-Chemical +contributes O +to O +the O +development O +of O +hypertension B-Disease +and O +renal B-Disease +injury I-Disease +in O +male O +DS O +rats O +on O +HS O +diet O +possibly O +through O +upregulation O +of O +the O +intrarenal O +renin O +- O +angiotensin B-Chemical +system O +. O + +Explicit O +episodic O +memory O +for O +sensory O +- O +discriminative O +components O +of O +capsaicin B-Chemical +- O +induced O +pain B-Disease +: O +immediate O +and O +delayed O +ratings O +. O + +Pain B-Disease +memory O +is O +thought O +to O +affect O +future O +pain B-Disease +sensitivity O +and O +thus O +contribute O +to O +clinical O +pain B-Disease +conditions O +. O + +Systematic O +investigations O +of O +the O +human O +capacity O +to O +remember O +sensory O +features O +of O +experimental O +pain B-Disease +are O +sparse O +. O + +In O +order O +to O +address O +long O +- O +term O +pain B-Disease +memory O +, O +nine O +healthy O +male O +volunteers O +received O +intradermal O +injections O +of O +three O +doses O +of O +capsaicin B-Chemical +( O +0 O +. O +05 O +, O +1 O +and O +20 O +microg O +, O +separated O +by O +15 O +min O +breaks O +) O +, O +each O +given O +three O +times O +in O +a O +balanced O +design O +across O +three O +sessions O +at O +one O +week O +intervals O +. O + +Pain B-Disease +rating O +was O +performed O +using O +a O +computerized O +visual O +analogue O +scale O +( O +0 O +- O +100 O +) O +digitized O +at O +1 O +/ O +s O +, O +either O +immediately O +online O +or O +one O +hour O +or O +one O +day O +after O +injection O +. O + +Subjects O +also O +recalled O +their O +pains B-Disease +one O +week O +later O +. O + +Capsaicin B-Chemical +injection O +reliably O +induced O +a O +dose O +- O +dependent O +flare O +( O +p O +< O +0 O +. O +001 O +) O +without O +any O +difference O +within O +or O +across O +sessions O +. O + +The O +strong O +burning O +pain B-Disease +decayed O +exponentially O +within O +a O +few O +minutes O +. O + +Subjects O +were O +able O +to O +reliably O +discriminate O +pain B-Disease +magnitude O +and O +duration O +across O +capsaicin B-Chemical +doses O +( O +both O +p O +< O +0 O +. O +001 O +) O +, O +regardless O +of O +whether O +first O +- O +time O +ratings O +were O +requested O +immediately O +, O +after O +one O +hour O +or O +after O +one O +day O +. O + +Pain B-Disease +recall O +after O +one O +week O +was O +similarly O +precise O +( O +magnitude O +: O +p O +< O +0 O +. O +01 O +, O +duration O +: O +p O +< O +0 O +. O +05 O +) O +. O + +Correlation O +with O +rating O +recall O +after O +one O +week O +was O +best O +when O +first O +- O +time O +ratings O +were O +requested O +as O +late O +as O +one O +day O +after O +injection O +( O +R O +( O +2 O +) O += O +0 O +. O +79 O +) O +indicating O +that O +both O +rating O +retrievals O +utilized O +similar O +memory O +traces O +. O + +These O +results O +indicate O +a O +reliable O +memory O +for O +magnitude O +and O +duration O +of O +experimentally O +induced O +pain B-Disease +. O + +The O +data O +further O +suggest O +that O +the O +consolidation O +of O +this O +memory O +is O +an O +important O +interim O +stage O +, O +and O +may O +take O +up O +to O +one O +day O +. O + +Severe O +and O +long O +lasting O +cholestasis B-Disease +after O +high O +- O +dose O +co B-Chemical +- I-Chemical +trimoxazole I-Chemical +treatment O +for O +Pneumocystis B-Disease +pneumonia I-Disease +in O +HIV B-Disease +- I-Disease +infected I-Disease +patients O +- O +- O +a O +report O +of O +two O +cases O +. O + +Pneumocystis B-Disease +pneumonia I-Disease +( O +PCP B-Disease +) O +, O +a O +common O +opportunistic B-Disease +infection I-Disease +in O +HIV B-Disease +- I-Disease +infected I-Disease +individuals O +, O +is O +generally O +treated O +with O +high O +doses O +of O +co B-Chemical +- I-Chemical +trimoxazole I-Chemical +. O + +However O +, O +treatment O +is O +often O +limited O +by O +adverse O +effects O +. O + +Here O +, O +we O +report O +two O +cases O +of O +severely O +immunocompromised O +HIV B-Disease +- I-Disease +infected I-Disease +patients O +who O +developed O +severe O +intrahepatic B-Disease +cholestasis I-Disease +, O +and O +in O +one O +patient O +lesions O +mimicking O +liver B-Disease +abscess I-Disease +formation O +on O +radiologic O +exams O +, O +during O +co B-Chemical +- I-Chemical +trimoxazole I-Chemical +treatment O +for O +PCP B-Disease +. O + +Whereas O +patient O +1 O +showed O +lesions O +of O +up O +to O +1 O +cm O +readily O +detectable O +on O +magnetic O +resonance O +imaging O +under O +prolonged O +co B-Chemical +- I-Chemical +trimoxazole I-Chemical +treatment O +, O +therapy O +of O +patient O +2 O +was O +switched O +early O +. O + +Bradykinin B-Chemical +receptors O +antagonists O +and O +nitric B-Chemical +oxide I-Chemical +synthase O +inhibitors O +in O +vincristine B-Chemical +and O +streptozotocin B-Chemical +induced O +hyperalgesia B-Disease +in O +chemotherapy O +and O +diabetic B-Disease +neuropathy I-Disease +rat O +model O +. O + +PURPOSE O +: O +The O +influence O +of O +an O +irreversible O +inhibitor O +of O +constitutive O +NO B-Chemical +synthase O +( O +L O +- O +NOArg O +; O +1 O +. O +0 O +mg O +/ O +kg O +ip O +) O +, O +a O +relatively O +selective O +inhibitor O +of O +inducible O +NO B-Chemical +synthase O +( O +L O +- O +NIL O +; O +1 O +. O +0 O +mg O +/ O +kg O +ip O +) O +and O +a O +relatively O +specific O +inhibitor O +of O +neuronal O +NO B-Chemical +synthase O +( O +7 O +- O +NI O +; O +0 O +. O +1 O +mg O +/ O +kg O +ip O +) O +, O +on O +antihyperalgesic O +action O +of O +selective O +antagonists O +of O +B2 O +and O +B1 O +receptors O +: O +D O +- O +Arg O +- O +[ O +Hyp3 O +, O +Thi5 O +, O +D O +- O +Tic7 O +, O +Oic8 O +] O +bradykinin B-Chemical +( O +HOE B-Chemical +140 I-Chemical +; O +70 O +nmol O +/ O +kg O +ip O +) O +or O +des B-Chemical +Arg10 I-Chemical +HOE I-Chemical +140 I-Chemical +( O +70 O +nmol O +/ O +kg O +ip O +) O +respectively O +, O +in O +model O +of O +diabetic B-Disease +( I-Disease +streptozotocin I-Disease +- I-Disease +induced I-Disease +) I-Disease +and I-Disease +toxic I-Disease +( I-Disease +vincristine I-Disease +- I-Disease +induced I-Disease +) I-Disease +neuropathy I-Disease +was O +investigated O +. O + +METHODS O +: O +The O +changes O +in O +pain B-Disease +thresholds O +were O +determined O +using O +mechanical O +stimuli O +- O +- O +the O +modification O +of O +the O +classic O +paw O +withdrawal O +test O +described O +by O +Randall O +- O +Selitto O +. O + +RESULTS O +: O +The O +results O +of O +this O +paper O +confirm O +that O +inhibition O +of O +bradykinin B-Chemical +receptors O +and O +inducible O +NO B-Chemical +synthase O +but O +not O +neuronal O +NO B-Chemical +synthase O +activity O +reduces O +diabetic B-Disease +hyperalgesia I-Disease +. O + +Pretreatment O +with O +L O +- O +NOArg O +and O +L O +- O +NIL O +but O +not O +7 O +- O +NI O +, O +significantly O +increases O +antihyperalgesic O +activity O +both O +HOE B-Chemical +140 I-Chemical +and O +des B-Chemical +Arg10 I-Chemical +HOE I-Chemical +140 I-Chemical +. O + +It O +was O +also O +shown O +that O +both O +products O +of O +inducible O +NO B-Chemical +synthase O +and O +neuronal O +NO B-Chemical +synthase O +activation O +as O +well O +as O +bradykinin B-Chemical +are O +involved O +in O +hyperalgesia B-Disease +produced O +by O +vincristine B-Chemical +. O + +Moreover O +, O +L O +- O +NOArg O +and O +7 O +- O +NI O +but O +not O +L O +- O +NIL O +intensify O +antihyperalgesic O +activity O +of O +HOE B-Chemical +140 I-Chemical +or O +des B-Chemical +- I-Chemical +Arg10HOE I-Chemical +140 I-Chemical +in O +toxic B-Disease +neuropathy I-Disease +. O + +CONCLUSIONS O +: O +Results O +of O +these O +studies O +suggest O +that O +B1 O +and O +B2 O +receptors O +are O +engaged O +in O +transmission O +of O +nociceptive O +stimuli O +in O +both O +diabetic B-Disease +and I-Disease +toxic I-Disease +neuropathy I-Disease +. O + +In O +streptozotocin B-Chemical +- O +induced O +hyperalgesia B-Disease +, O +inducible O +NO B-Chemical +synthase O +participates O +in O +pronociceptive O +activity O +of O +bradykinin B-Chemical +, O +whereas O +in O +vincristine B-Chemical +- O +induced O +hyperalgesia B-Disease +bradykinin B-Chemical +seemed O +to O +activate O +neuronal O +NO B-Chemical +synthase O +pathway O +. O + +Therefore O +, O +concomitant O +administration O +of O +small O +doses O +of O +bradykinin B-Chemical +receptor O +antagonists O +and O +NO B-Chemical +synthase O +inhibitors O +can O +be O +effective O +in O +alleviation O +of O +neuropathic B-Disease +pain I-Disease +, O +even O +in O +hospital O +care O +. O + +Confusion B-Disease +, O +a O +rather O +serious O +adverse O +drug O +reaction O +with O +valproic B-Chemical +acid I-Chemical +: O +a O +review O +of O +the O +French O +Pharmacovigilance O +database O +. O + +INTRODUCTION O +: O +Confusion B-Disease +is O +an O +adverse O +drug O +reaction O +frequently O +observed O +with O +valproic B-Chemical +acid I-Chemical +. O + +Some O +case O +reports O +are O +published O +in O +the O +literature O +but O +no O +systematic O +study O +from O +a O +sample O +of O +patients O +has O +been O +published O +. O + +We O +performed O +this O +study O +in O +order O +to O +describe O +the O +main O +characteristics O +of O +this O +adverse O +drug O +reaction O +. O + +METHODS O +: O +Using O +the O +French O +Pharmacovigilance O +database O +, O +we O +selected O +the O +cases O +of O +confusion B-Disease +reported O +since O +1985 O +with O +valproic B-Chemical +acid I-Chemical +. O + +RESULTS O +: O +272 O +cases O +of O +confusion B-Disease +were O +reported O +with O +valproic B-Chemical +acid I-Chemical +: O +153 O +women O +and O +119 O +men O +. O + +Confusion B-Disease +mostly O +occurred O +during O +the O +two O +first O +weeks O +following O +valproic B-Chemical +acid I-Chemical +exposure O +( O +39 O +. O +7 O +% O +) O +. O + +It O +was O +" O +serious O +" O +for O +almost O +2 O +/ O +3 O +of O +the O +patients O +( O +62 O +. O +5 O +% O +) O +and O +its O +outcome O +favourable O +in O +most O +of O +the O +cases O +( O +82 O +% O +) O +. O + +The O +occurrence O +of O +this O +ADR O +was O +more O +frequent O +in O +patients O +aged O +between O +61 O +and O +80 O +years O +. O + +CONCLUSION O +: O +This O +work O +shows O +that O +confusion B-Disease +with O +valproic B-Chemical +acid I-Chemical +is O +a O +serious O +, O +rather O +frequent O +but O +reversible O +adverse O +drug O +reaction O +. O + +It O +occurs O +especially O +in O +older O +patients O +and O +during O +the O +first O +two O +weeks O +of O +treatment O +. O + +Reversible O +inferior B-Disease +colliculus I-Disease +lesion I-Disease +in O +metronidazole B-Chemical +- O +induced O +encephalopathy B-Disease +: O +magnetic O +resonance O +findings O +on O +diffusion O +- O +weighted O +and O +fluid O +attenuated O +inversion O +recovery O +imaging O +. O + +OBJECTIVE O +: O +This O +is O +to O +present O +reversible O +inferior B-Disease +colliculus I-Disease +lesions I-Disease +in O +metronidazole B-Chemical +- O +induced O +encephalopathy B-Disease +, O +to O +focus O +on O +the O +diffusion O +- O +weighted O +imaging O +( O +DWI O +) O +and O +fluid O +attenuated O +inversion O +recovery O +( O +FLAIR O +) O +imaging O +. O + +MATERIALS O +AND O +METHODS O +: O +From O +November O +2005 O +to O +September O +2007 O +, O +8 O +patients O +( O +5 O +men O +and O +3 O +women O +) O +were O +diagnosed O +as O +having O +metronidazole B-Chemical +- O +induced O +encephalopathy B-Disease +( O +age O +range O +; O +43 O +- O +78 O +years O +) O +. O + +They O +had O +been O +taking O +metronidazole B-Chemical +( O +total O +dosage O +, O +45 O +- O +120 O +g O +; O +duration O +, O +30 O +days O +to O +2 O +months O +) O +to O +treat O +the O +infection B-Disease +in O +various O +organs O +. O + +Initial O +brain O +magnetic O +resonance O +imaging O +( O +MRI O +) O +were O +obtained O +after O +the O +hospitalization O +, O +including O +DWI O +( O +8 O +/ O +8 O +) O +, O +apparent O +diffusion O +coefficient O +( O +ADC O +) O +map O +( O +4 O +/ O +8 O +) O +, O +FLAIR O +( O +7 O +/ O +8 O +) O +, O +and O +T2 O +- O +weighted O +image O +( O +8 O +/ O +8 O +) O +. O + +Follow O +- O +up O +MRIs O +were O +performed O +on O +5 O +patients O +from O +third O +to O +14th O +days O +after O +discontinuation O +of O +metronidazole B-Chemical +administration O +. O + +Findings O +of O +initial O +and O +follow O +- O +up O +MRIs O +were O +retrospectively O +evaluated O +by O +2 O +neuroradiologists O +by O +consensus O +, O +to O +analyze O +the O +presence O +of O +abnormal O +signal O +intensities O +, O +their O +locations O +, O +and O +signal O +changes O +on O +follow O +- O +up O +images O +. O + +RESULTS O +: O +Initial O +MRIs O +showed O +abnormal O +high O +signal O +intensities O +on O +DWI O +and O +FLAIR O +( O +or O +T2 O +- O +weighted O +image O +) O +at O +the O +dentate O +nucleus O +( O +8 O +/ O +8 O +) O +, O +inferior O +colliculus O +( O +6 O +/ O +8 O +) O +, O +corpus O +callosum O +( O +2 O +/ O +8 O +) O +, O +pons O +( O +2 O +/ O +8 O +) O +, O +medulla O +( O +1 O +/ O +8 O +) O +, O +and O +bilateral O +cerebral O +white O +matter O +( O +1 O +/ O +8 O +) O +. O + +High O +- O +signal O +intensity O +lesions O +on O +DWI O +tended O +to O +show O +low O +signal O +intensity O +on O +ADC O +map O +( O +3 O +/ O +4 O +) O +, O +but O +in O +one O +patient O +, O +high O +signal O +intensity O +was O +shown O +at O +bilateral O +dentate O +nuclei O +on O +not O +only O +DWI O +but O +also O +ADC O +map O +. O + +All O +the O +lesions O +in O +dentate O +, O +inferior O +colliculus O +, O +pons O +, O +and O +medullas O +had O +been O +resolved O +completely O +on O +follow O +- O +up O +MRIs O +in O +5 O +patients O +, O +but O +in O +1 O +patient O +of O +them O +, O +corpus O +callosal B-Disease +lesion I-Disease +persisted O +. O + +CONCLUSIONS O +: O +Reversible O +inferior B-Disease +colliculus I-Disease +lesions I-Disease +could O +be O +considered O +as O +the O +characteristic O +for O +metronidazole B-Chemical +- O +induced O +encephalopathy B-Disease +, O +next O +to O +the O +dentate O +nucleus O +involvement O +. O + +Clinically O +significant O +proteinuria B-Disease +following O +the O +administration O +of O +sirolimus B-Chemical +to O +renal O +transplant O +recipients O +. O + +BACKGROUND O +: O +Sirolimus B-Chemical +is O +the O +latest O +immunosuppressive O +agent O +used O +to O +prevent O +rejection O +, O +and O +may O +have O +less O +nephrotoxicity B-Disease +than O +calcineurin O +inhibitor O +( O +CNI O +) O +- O +based O +regimens O +. O + +To O +date O +there O +has O +been O +little O +documentation O +of O +clinically O +significant O +proteinuria B-Disease +linked O +with O +the O +use O +of O +sirolimus B-Chemical +. O + +We O +have O +encountered O +several O +patients O +who O +developed O +substantial O +proteinuria B-Disease +associated O +with O +sirolimus B-Chemical +use O +. O + +In O +each O +patient O +, O +the O +close O +temporal O +association O +between O +the O +commencement O +of O +sirolimus B-Chemical +therapy O +and O +proteinuria B-Disease +implicated O +sirolimus B-Chemical +as O +the O +most O +likely O +etiology O +of O +the O +proteinuria B-Disease +. O + +METHODS O +: O +We O +analyzed O +the O +clinical O +and O +laboratory O +information O +available O +for O +all O +119 O +patients O +transplanted O +at O +the O +Washington O +Hospital O +Center O +between O +1999 O +- O +2003 O +for O +whom O +sirolimus B-Chemical +was O +a O +component O +of O +their O +immunosuppressant O +regimen O +. O + +In O +these O +patients O +, O +the O +magnitude O +of O +proteinuria B-Disease +was O +assessed O +on O +morning O +urine O +samples O +by O +turbidometric O +measurement O +or O +random O +urine O +protein O +: O +creatinine B-Chemical +ratios O +, O +an O +estimate O +of O +grams O +of O +proteinuria B-Disease +/ O +day O +. O + +Laboratory O +results O +were O +compared O +between O +prior O +, O +during O +and O +following O +sirolimus B-Chemical +use O +. O + +RESULTS O +: O +Twenty O +- O +eight O +patients O +( O +24 O +% O +) O +developed O +increased O +proteinuria B-Disease +from O +baseline O +during O +their O +post O +- O +transplantation O +course O +. O + +In O +21 O +patients O +an O +alternative O +cause O +of O +proteinuria B-Disease +was O +either O +obvious O +or O +insufficient O +data O +was O +available O +to O +be O +conclusive O +. O + +In O +7 O +of O +the O +28 O +patients O +there O +was O +a O +striking O +temporal O +association O +between O +the O +initiation O +of O +sirolimus B-Chemical +and O +the O +development O +of O +nephrotic B-Disease +- O +range O +proteinuria B-Disease +. O + +Proteinuria B-Disease +correlated O +most O +strongly O +with O +sirolimus B-Chemical +therapy O +when O +compared O +to O +other O +demographic O +and O +clinical O +variables O +. O + +In O +most O +patients O +, O +discontinuation O +of O +sirolimus B-Chemical +resulted O +in O +a O +decrease O +, O +but O +not O +resolution O +, O +of O +proteinuria B-Disease +. O + +CONCLUSIONS O +: O +Sirolimus B-Chemical +induces O +or O +aggravates O +pre O +- O +existing O +proteinuria B-Disease +in O +an O +unpredictable O +subset O +of O +renal O +allograft O +recipients O +. O + +Proteinuria B-Disease +may O +improve O +, O +but O +does O +not O +resolve O +, O +when O +sirolimus B-Chemical +is O +withdrawn O +. O + +Components O +of O +lemon O +essential O +oil O +attenuate O +dementia B-Disease +induced O +by O +scopolamine B-Chemical +. O + +The O +anti O +- O +dementia B-Disease +effects O +of O +s B-Chemical +- I-Chemical +limonene I-Chemical +and O +s B-Chemical +- I-Chemical +perillyl I-Chemical +alcohol I-Chemical +were O +observed O +using O +the O +passive O +avoidance O +test O +( O +PA O +) O +and O +the O +open O +field O +habituation O +test O +( O +OFH O +) O +. O + +These O +lemon O +essential O +oils O +showed O +strong O +ability O +to O +improve O +memory B-Disease +impaired I-Disease +by O +scopolamine B-Chemical +; O +however O +, O +s B-Chemical +- I-Chemical +perillyl I-Chemical +alcohol I-Chemical +relieved O +the O +deficit B-Disease +of I-Disease +associative I-Disease +memory I-Disease +in O +PA O +only O +, O +and O +did O +not O +improve O +non O +- O +associative O +memory O +significantly O +in O +OFH O +. O + +Analysis O +of O +neurotransmitter O +concentration O +in O +some O +brain O +regions O +on O +the O +test O +day O +showed O +that O +dopamine B-Chemical +concentration O +of O +the O +vehicle O +/ O +scopolamine B-Chemical +group O +was O +significantly O +lower O +than O +that O +of O +the O +vehicle O +/ O +vehicle O +group O +, O +but O +this O +phenomenon O +was O +reversed O +when O +s B-Chemical +- I-Chemical +limonene I-Chemical +or O +s B-Chemical +- I-Chemical +perillyl I-Chemical +alcohol I-Chemical +were O +administered O +before O +the O +injection O +of O +scopolamine B-Chemical +. O + +Simultaneously O +, O +we O +found O +that O +these O +two O +lemon O +essential O +oil O +components O +could O +inhibit O +acetylcholinesterase O +activity O +in O +vitro O +using O +the O +Ellman O +method O +. O + +Attentional O +modulation O +of O +perceived O +pain B-Disease +intensity O +in O +capsaicin B-Chemical +- O +induced O +secondary O +hyperalgesia B-Disease +. O + +Perceived O +pain B-Disease +intensity O +is O +modulated O +by O +attention O +. O + +However O +, O +it O +is O +not O +known O +that O +how O +pain B-Disease +intensity O +ratings O +are O +affected O +by O +attention O +in O +capsaicin B-Chemical +- O +induced O +secondary O +hyperalgesia B-Disease +. O + +Here O +we O +show O +that O +perceived O +pain B-Disease +intensity O +in O +secondary O +hyperalgesia B-Disease +is O +decreased O +when O +attention O +is O +distracted O +away O +from O +the O +painful O +pinprick O +stimulus O +with O +a O +visual O +task O +. O + +Furthermore O +, O +it O +was O +found O +that O +the O +magnitude O +of O +attentional O +modulation O +in O +secondary O +hyperalgesia B-Disease +is O +very O +similar O +to O +that O +of O +capsaicin B-Chemical +- O +untreated O +, O +control O +condition O +. O + +Our O +findings O +, O +showing O +no O +interaction O +between O +capsaicin B-Chemical +treatment O +and O +attentional O +modulation O +suggest O +that O +capsaicin B-Chemical +- O +induced O +secondary O +hyperalgesia B-Disease +and O +attention O +might O +affect O +mechanical O +pain B-Disease +through O +independent O +mechanisms O +. O + +Cardioprotective O +effect O +of O +salvianolic B-Chemical +acid I-Chemical +A I-Chemical +on O +isoproterenol B-Chemical +- O +induced O +myocardial B-Disease +infarction I-Disease +in O +rats O +. O + +The O +present O +study O +was O +designed O +to O +evaluate O +the O +cardioprotective O +potential O +of O +salvianolic B-Chemical +acid I-Chemical +A I-Chemical +on O +isoproterenol B-Chemical +- O +induced O +myocardial B-Disease +infarction I-Disease +in O +rats O +. O + +Hemodynamic O +parameters O +and O +lead O +II O +electrocardiograph O +were O +monitored O +and O +recorded O +continuously O +. O + +Cardiac O +marker O +enzymes O +and O +antioxidative O +parameters O +in O +serum O +and O +heart O +tissues O +were O +measured O +. O + +Assay O +for O +mitochondrial O +respiratory O +function O +and O +histopathological O +examination O +of O +heart O +tissues O +were O +performed O +. O + +Isoproterenol B-Chemical +- O +treated O +rats O +showed O +significant O +increases O +in O +the O +levels O +of O +lactate B-Chemical +dehydrogenase O +, O +aspartate B-Chemical +transaminase O +, O +creatine B-Chemical +kinase O +and O +malondialdehyde B-Chemical +and O +significant O +decreases O +in O +the O +activities O +of O +superoxide B-Chemical +dismutase O +, O +catalase O +and O +glutathione B-Chemical +peroxidase O +in O +serum O +and O +heart O +. O + +These O +rats O +also O +showed O +declines O +in O +left O +ventricular O +systolic O +pressure O +, O +maximum O +and O +minimum O +rate O +of O +developed O +left O +ventricular O +pressure O +, O +and O +elevation O +of O +left O +ventricular O +end O +- O +diastolic O +pressure O +and O +ST O +- O +segment O +. O + +In O +addition O +, O +mitochondrial O +respiratory B-Disease +dysfunction I-Disease +characterized O +by O +decreased O +respiratory O +control O +ratio O +and O +ADP B-Chemical +/ O +O O +was O +observed O +in O +isoproterenol B-Chemical +- O +treated O +rats O +. O + +Administration O +of O +salvianolic B-Chemical +acid I-Chemical +A I-Chemical +for O +a O +period O +of O +8 O +days O +significantly O +attenuated O +isoproterenol B-Chemical +- O +induced O +cardiac B-Disease +dysfunction I-Disease +and O +myocardial B-Disease +injury I-Disease +and O +improved O +mitochondrial O +respiratory O +function O +. O + +The O +protective O +role O +of O +salvianolic B-Chemical +acid I-Chemical +A I-Chemical +against O +isoproterenol B-Chemical +- O +induced O +myocardial B-Disease +damage I-Disease +was O +further O +confirmed O +by O +histopathological O +examination O +. O + +The O +results O +of O +our O +study O +suggest O +that O +salvianolic B-Chemical +acid I-Chemical +A I-Chemical +possessing O +antioxidant O +activity O +has O +a O +significant O +protective O +effect O +against O +isoproterenol B-Chemical +- O +induced O +myocardial B-Disease +infarction I-Disease +. O + +Long O +- O +term O +glutamate B-Chemical +supplementation O +failed O +to O +protect O +against O +peripheral B-Disease +neurotoxicity I-Disease +of O +paclitaxel B-Chemical +. O + +Toxic O +peripheral B-Disease +neuropathy I-Disease +is O +still O +a O +significant O +limiting O +factor O +for O +chemotherapy O +with O +paclitaxel B-Chemical +( O +PAC B-Chemical +) O +, O +although O +glutamate B-Chemical +and O +its O +closely O +related O +amino B-Chemical +acid I-Chemical +glutamine B-Chemical +were O +claimed O +to O +ameliorate O +PAC B-Chemical +neurotoxicity B-Disease +. O + +This O +pilot O +trial O +aimed O +to O +evaluate O +the O +role O +of O +glutamate B-Chemical +supplementation O +for O +preventing O +PAC B-Chemical +- O +induced O +peripheral B-Disease +neuropathy I-Disease +in O +a O +randomized O +, O +placebo O +- O +controlled O +, O +double O +- O +blinded O +clinical O +and O +electro O +- O +diagnostic O +study O +. O + +Forty O +- O +three O +ovarian B-Disease +cancer I-Disease +patients O +were O +available O +for O +analysis O +following O +six O +cycles O +of O +the O +same O +PAC B-Chemical +- O +containing O +regimen O +: O +23 O +had O +been O +supplemented O +by O +glutamate B-Chemical +all O +along O +the O +treatment O +period O +, O +at O +a O +daily O +dose O +of O +three O +times O +500 O +mg O +( O +group O +G O +) O +, O +and O +20 O +had O +received O +a O +placebo O +( O +group O +P O +) O +. O + +Patients O +were O +evaluated O +by O +neurological O +examinations O +, O +questionnaires O +and O +sensory O +- O +motor O +nerve O +conduction O +studies O +. O + +There O +was O +no O +significant O +difference O +in O +the O +frequency O +of O +signs O +or O +symptoms O +between O +the O +two O +groups O +although O +neurotoxicity B-Disease +symptoms O +presented O +mostly O +with O +lower O +scores O +of O +severity O +in O +group O +G O +. O + +However O +, O +this O +difference O +reached O +statistical O +significance O +only O +with O +regard O +to O +reported O +pain B-Disease +sensation O +( O +P O += O +0 O +. O +011 O +) O +. O + +Also O +the O +frequency O +of O +abnormal O +electro O +- O +diagnostic O +findings O +showed O +similarity O +between O +the O +two O +groups O +( O +G O +: O +7 O +/ O +23 O += O +30 O +. O +4 O +% O +; O +P O +: O +6 O +/ O +20 O += O +30 O +% O +) O +. O + +This O +pilot O +study O +leads O +to O +the O +conclusion O +that O +glutamate B-Chemical +supplementation O +at O +the O +chosen O +regimen O +fails O +to O +protect O +against O +peripheral B-Disease +neurotoxicity I-Disease +of O +PAC B-Chemical +. O + +Development O +of O +ocular B-Disease +myasthenia I-Disease +during O +pegylated B-Chemical +interferon I-Chemical +and O +ribavirin B-Chemical +treatment O +for O +chronic B-Disease +hepatitis I-Disease +C I-Disease +. O + +A O +63 O +- O +year O +- O +old O +male O +experienced O +sudden O +diplopia B-Disease +after O +9 O +weeks O +of O +administration O +of O +pegylated B-Chemical +interferon I-Chemical +( I-Chemical +IFN I-Chemical +) I-Chemical +alpha I-Chemical +- I-Chemical +2b I-Chemical +and O +ribavirin B-Chemical +for O +chronic B-Disease +hepatitis I-Disease +C I-Disease +( O +CHC B-Disease +) O +. O + +Ophthalmologic O +examinations O +showed O +ptosis B-Disease +on I-Disease +the I-Disease +right I-Disease +upper I-Disease +lid I-Disease +and O +restricted B-Disease +right I-Disease +eye I-Disease +movement I-Disease +without O +any O +other O +neurological O +signs O +. O + +A O +brain O +imaging O +study O +and O +repetitive O +nerve O +stimulation O +test O +indicated O +no O +abnormality O +. O + +The O +acetylcholine B-Chemical +receptor O +antibody O +titer O +and O +response O +to O +acetylcholinesterase O +inhibitors O +were O +negative O +, O +and O +the O +results O +of O +thyroid O +function O +tests O +were O +normal O +. O + +The O +patient O +' O +s O +ophthalmological O +symptoms O +improved O +rapidly O +3 O +weeks O +after O +discontinuation O +of O +pegylated B-Chemical +IFN I-Chemical +alpha I-Chemical +- I-Chemical +2b I-Chemical +and O +ribavirin B-Chemical +. O + +The O +ocular B-Disease +myasthenia I-Disease +associated O +with O +combination O +therapy O +of O +pegylated B-Chemical +IFN I-Chemical +alpha I-Chemical +- I-Chemical +2b I-Chemical +and O +ribavirin B-Chemical +for O +CHC B-Disease +is O +very O +rarely O +reported O +; O +therefore O +, O +we O +present O +this O +case O +with O +a O +review O +of O +the O +various O +eye O +complications O +of O +IFN B-Chemical +therapy O +. O + +Learning B-Disease +and I-Disease +memory I-Disease +deficits I-Disease +in O +ecstasy B-Chemical +users O +and O +their O +neural O +correlates O +during O +a O +face O +- O +learning O +task O +. O + +It O +has O +been O +consistently O +shown O +that O +ecstasy B-Chemical +users O +display O +impairments B-Disease +in I-Disease +learning I-Disease +and I-Disease +memory I-Disease +performance O +. O + +In O +addition O +, O +working O +memory O +processing O +in O +ecstasy B-Chemical +users O +has O +been O +shown O +to O +be O +associated O +with O +neural O +alterations O +in O +hippocampal O +and O +/ O +or O +cortical O +regions O +as O +measured O +by O +functional O +magnetic O +resonance O +imaging O +( O +fMRI O +) O +. O + +Using O +functional O +imaging O +and O +a O +face O +- O +learning O +task O +, O +we O +investigated O +neural O +correlates O +of O +encoding O +and O +recalling O +face O +- O +name O +associations O +in O +20 O +recreational O +drug O +users O +whose O +predominant O +drug O +use O +was O +ecstasy B-Chemical +and O +20 O +controls O +. O + +To O +address O +the O +potential O +confounding O +effects O +of O +the O +cannabis B-Chemical +use O +of O +the O +ecstasy B-Chemical +using O +group O +, O +a O +second O +analysis O +included O +14 O +previously O +tested O +cannabis B-Chemical +users O +( O +Nestor O +, O +L O +. O +, O +Roberts O +, O +G O +. O +, O +Garavan O +, O +H O +. O +, O +Hester O +, O +R O +. O +, O +2008 O +. O +Deficits B-Disease +in I-Disease +learning I-Disease +and I-Disease +memory I-Disease +: O +parahippocampal O +hyperactivity B-Disease +and O +frontocortical O +hypoactivity O +in O +cannabis B-Chemical +users O +. O +Neuroimage O +40 O +, O +1328 O +- O +1339 O +) O +. O + +Ecstasy B-Chemical +users O +performed O +significantly O +worse O +in O +learning O +and O +memory O +compared O +to O +controls O +and O +cannabis B-Chemical +users O +. O + +A O +conjunction O +analysis O +of O +the O +encode O +and O +recall O +phases O +of O +the O +task O +revealed O +ecstasy B-Chemical +- O +specific O +hyperactivity B-Disease +in O +bilateral O +frontal O +regions O +, O +left O +temporal O +, O +right O +parietal O +, O +bilateral O +temporal O +, O +and O +bilateral O +occipital O +brain O +regions O +. O + +Ecstasy B-Chemical +- O +specific O +hypoactivity O +was O +evident O +in O +the O +right O +dorsal O +anterior O +cingulated O +cortex O +( O +ACC O +) O +and O +left O +posterior O +cingulated O +cortex O +. O + +In O +both O +ecstasy B-Chemical +and O +cannabis B-Chemical +groups O +brain O +activation O +was O +decreased O +in O +the O +right O +medial O +frontal O +gyrus O +, O +left O +parahippocampal O +gyrus O +, O +left O +dorsal O +cingulate O +gyrus O +, O +and O +left O +caudate O +. O + +These O +results O +elucidated O +ecstasy B-Chemical +- O +related O +deficits O +, O +only O +some O +of O +which O +might O +be O +attributed O +to O +cannabis B-Chemical +use O +. O + +These O +ecstasy B-Chemical +- O +specific O +effects O +may O +be O +related O +to O +the O +vulnerability O +of O +isocortical O +and O +allocortical O +regions O +to O +the O +neurotoxic B-Disease +effects O +of O +ecstasy B-Chemical +. O + +Disulfiram B-Chemical +- O +like O +syndrome O +after O +hydrogen B-Chemical +cyanamide I-Chemical +professional O +skin O +exposure O +: O +two O +case O +reports O +in O +France O +. O + +Hydrogen B-Chemical +cyanamide I-Chemical +is O +a O +plant O +growth O +regulator O +used O +in O +agriculture O +to O +induce O +bud O +break O +in O +fruit O +trees O +. O + +Contact O +with O +the O +skin O +can O +result O +in O +percutaneous O +absorption O +of O +the O +substance O +that O +inhibits O +aldehyde B-Chemical +dehydrogenase O +and O +can O +induce O +acetaldehyde B-Chemical +syndrome O +in O +case O +of O +alcohol B-Chemical +use O +. O + +The O +purpose O +of O +this O +report O +is O +to O +describe O +two O +cases O +of O +a O +disulfiram B-Chemical +- O +like O +syndrome O +following O +occupational O +exposure O +to O +hydrogen B-Chemical +cyanamide I-Chemical +. O + +The O +first O +case O +involved O +a O +59 O +- O +year O +- O +old O +man O +who O +used O +Dormex B-Chemical +, O +which O +contains O +hydrogen B-Chemical +cyanamide I-Chemical +, O +without O +protection O +after O +consuming O +a O +large O +amount O +of O +alcohol B-Chemical +during O +a O +meal O +. O + +In O +less O +than O +1 O +hour O +after O +the O +ingestion O +of O +alcohol B-Chemical +, O +he O +developed O +malaise O +with O +flushing B-Disease +of I-Disease +the I-Disease +face I-Disease +, O +tachycardia B-Disease +, O +and O +dyspnea B-Disease +. O + +Manifestations O +regressed O +spontaneously O +under O +surveillance O +in O +the O +hospital O +. O + +The O +second O +case O +occurred O +in O +a O +55 O +- O +year O +- O +old O +farmer O +following O +cutaneous O +contact O +with O +Dormex B-Chemical +. O + +Five O +hours O +after O +exposure O +, O +he O +developed O +disulfiram B-Chemical +- O +like O +syndrome O +with O +flushing B-Disease +, O +tachycardia B-Disease +, O +and O +arterial B-Disease +hypotension I-Disease +after O +consuming O +three O +glasses O +of O +wine O +. O + +The O +patient O +recovered O +spontaneously O +in O +3 O +hours O +under O +surveillance O +in O +the O +hospital O +. O + +These O +cases O +confirm O +the O +necessity O +of O +avoiding O +alcohol B-Chemical +consumption O +as O +recommended O +in O +the O +instructions O +for O +use O +of O +Dormex B-Chemical +and O +of O +preventing O +cutaneous O +contact O +during O +use O +. O + +Sulpiride B-Chemical +- O +induced O +tardive B-Disease +dystonia I-Disease +. O + +Sulpiride B-Chemical +is O +a O +selective O +D2 O +- O +receptor O +antagonist O +with O +antipsychotic O +and O +antidepressant B-Chemical +properties O +. O + +Although O +initially O +thought O +to O +be O +free O +of O +extrapyramidal O +side O +effects O +, O +sulpiride B-Chemical +- O +induced O +tardive B-Disease +dyskinesia I-Disease +and O +parkinsonism B-Disease +have O +been O +reported O +occasionally O +. O + +We O +studied O +a O +37 O +- O +year O +- O +old O +man O +who O +developed O +persistent O +segmental O +dystonia B-Disease +within O +2 O +months O +after O +starting O +sulpiride B-Chemical +therapy O +. O + +We O +could O +not O +find O +any O +previous O +reports O +of O +sulpiride B-Chemical +- O +induced O +tardive B-Disease +dystonia I-Disease +. O + +Comparative O +cognitive O +and O +subjective O +side O +effects O +of O +immediate O +- O +release O +oxycodone B-Chemical +in O +healthy O +middle O +- O +aged O +and O +older O +adults O +. O + +This O +study O +measured O +the O +objective O +and O +subjective O +neurocognitive O +effects O +of O +a O +single O +10 O +- O +mg O +dose O +of O +immediate O +- O +release O +oxycodone B-Chemical +in O +healthy O +, O +older O +( O +> O +65 O +years O +) O +, O +and O +middle O +- O +aged O +( O +35 O +to O +55 O +years O +) O +adults O +who O +were O +not O +suffering O +from O +chronic O +or O +significant O +daily O +pain B-Disease +. O + +Seventy O +- O +one O +participants O +completed O +2 O +separate O +study O +days O +and O +were O +blind O +to O +medication O +condition O +( O +placebo O +, O +10 O +- O +mg O +oxycodone B-Chemical +) O +. O + +Plasma O +oxycodone B-Chemical +concentration O +peaked O +between O +60 O +and O +90 O +minutes O +postdose O +( O +P O +< O +. O +01 O +) O +and O +pupil O +size O +, O +an O +indication O +of O +physiological O +effects O +of O +the O +medication O +, O +peaked O +at O +approximately O +90 O +to O +120 O +minutes O +postdose O +( O +P O +< O +. O +01 O +) O +. O + +Significant O +declines B-Disease +in I-Disease +simple I-Disease +and I-Disease +sustained I-Disease +attention I-Disease +, I-Disease +working I-Disease +memory I-Disease +, I-Disease +and I-Disease +verbal I-Disease +memory I-Disease +were O +observed O +at O +1 O +hour O +postdose O +compared O +to O +baseline O +for O +both O +age O +groups O +with O +a O +trend O +toward O +return O +to O +baseline O +by O +5 O +hours O +postdose O +. O + +For O +almost O +all O +cognitive O +measures O +, O +there O +were O +no O +medication O +by O +age O +- O +interaction O +effects O +, O +which O +indicates O +that O +the O +2 O +age O +groups O +exhibited O +similar O +responses O +to O +the O +medication O +challenge O +. O + +This O +study O +suggests O +that O +for O +healthy O +older O +adults O +who O +are O +not O +suffering O +from O +chronic B-Disease +pain I-Disease +, O +neurocognitive O +and O +pharmacodynamic O +changes O +in O +response O +to O +a O +10 O +- O +mg O +dose O +of O +immediate O +- O +release O +oxycodone B-Chemical +are O +similar O +to O +those O +observed O +for O +middle O +- O +aged O +adults O +. O + +PERSPECTIVE O +: O +Study O +findings O +indicate O +that O +the O +metabolism O +, O +neurocognitive O +effects O +, O +and O +physical O +side O +effects O +of O +oral O +oxycodone B-Chemical +are O +similar O +for O +healthy O +middle O +- O +aged O +and O +older O +adults O +. O + +Therefore O +, O +clinicians O +should O +not O +avoid O +prescribing O +oral O +opioids O +to O +older O +adults O +based O +on O +the O +belief O +that O +older O +adults O +are O +at O +higher O +risk O +for O +side O +effects O +than O +younger O +adults O +. O + +The O +glycine B-Chemical +transporter O +- O +1 O +inhibitor O +SSR103800 B-Chemical +displays O +a O +selective O +and O +specific O +antipsychotic O +- O +like O +profile O +in O +normal O +and O +transgenic O +mice O +. O + +Schizophrenia B-Disease +has O +been O +initially O +associated O +with O +dysfunction O +in O +dopamine B-Chemical +neurotransmission O +. O + +However O +, O +the O +observation O +that O +antagonists O +of O +the O +glutamate B-Chemical +N B-Chemical +- I-Chemical +methyl I-Chemical +- I-Chemical +D I-Chemical +- I-Chemical +aspartate I-Chemical +( O +NMDA B-Chemical +) O +receptor O +produce O +schizophrenic B-Disease +- O +like O +symptoms O +in O +humans O +has O +led O +to O +the O +idea O +of O +a O +dysfunctioning O +of O +the O +glutamatergic O +system O +via O +its O +NMDA B-Chemical +receptor O +. O + +As O +a O +result O +, O +there O +is O +a O +growing O +interest O +in O +the O +development O +of O +pharmacological O +agents O +with O +potential O +antipsychotic O +properties O +that O +enhance O +the O +activity O +of O +the O +glutamatergic O +system O +via O +a O +modulation O +of O +the O +NMDA B-Chemical +receptor O +. O + +Among O +them O +are O +glycine B-Chemical +transporter O +- O +1 O +( O +GlyT1 O +) O +inhibitors O +such O +as O +SSR103800 B-Chemical +, O +which O +indirectly O +enhance O +NMDA B-Chemical +receptor O +function O +by O +increasing O +the O +glycine B-Chemical +( O +a O +co O +- O +agonist O +for O +the O +NMDA B-Chemical +receptor O +) O +levels O +in O +the O +synapse O +. O + +This O +study O +aimed O +at O +investigating O +the O +potential O +antipsychotic O +- O +like O +properties O +of O +SSR103800 B-Chemical +, O +with O +a O +particular O +focus O +on O +models O +of O +hyperactivity B-Disease +, O +involving O +either O +drug O +challenge O +( O +ie O +, O +amphetamine B-Chemical +and O +MK B-Chemical +- I-Chemical +801 I-Chemical +) O +or O +transgenic O +mice O +( O +ie O +, O +NMDA B-Chemical +Nr1 O +( O +neo O +- O +/ O +- O +) O +and O +DAT O +( O +- O +/ O +- O +) O +) O +. O + +Results O +showed O +that O +SSR103800 B-Chemical +( O +10 O +- O +30 O +mg O +/ O +kg O +p O +. O +o O +. O +) O +blocked O +hyperactivity B-Disease +induced O +by O +the O +non O +- O +competitive O +NMDA B-Chemical +receptor O +antagonist O +, O +MK B-Chemical +- I-Chemical +801 I-Chemical +and O +partially O +reversed O +spontaneous O +hyperactivity B-Disease +of O +NMDA B-Chemical +Nr1 O +( O +neo O +- O +/ O +- O +) O +mice O +. O + +In O +contrast O +, O +SSR103800 B-Chemical +failed O +to O +affect O +hyperactivity B-Disease +induced O +by O +amphetamine B-Chemical +or O +naturally O +observed O +in O +dopamine B-Chemical +transporter O +( O +DAT O +( O +- O +/ O +- O +) O +) O +knockout O +mice O +( O +10 O +- O +30 O +mg O +/ O +kg O +p O +. O +o O +. O +) O +. O + +Importantly O +, O +both O +classical O +( O +haloperidol B-Chemical +) O +and O +atypical O +( O +olanzapine B-Chemical +, O +clozapine B-Chemical +and O +aripiprazole B-Chemical +) O +antipsychotics O +were O +effective O +in O +all O +these O +models O +of O +hyperactivity B-Disease +. O + +However O +, O +unlike O +these O +latter O +, O +SSR103800 B-Chemical +did O +not O +produce O +catalepsy B-Disease +( O +retention O +on O +the O +bar O +test O +) O +up O +to O +30 O +mg O +/ O +kg O +p O +. O +o O +. O + +Together O +these O +findings O +show O +that O +the O +GlyT1 O +inhibitor O +, O +SSR103800 B-Chemical +, O +produces O +antipsychotic O +- O +like O +effects O +, O +which O +differ O +from O +those O +observed O +with O +compounds O +primarily O +targeting O +the O +dopaminergic O +system O +, O +and O +has O +a O +reduced O +side O +- O +effect O +potential O +as O +compared O +with O +these O +latter O +drugs O +. O + +Pyrrolidine B-Chemical +dithiocarbamate I-Chemical +protects O +the O +piriform O +cortex O +in O +the O +pilocarpine B-Chemical +status B-Disease +epilepticus I-Disease +model O +. O + +Pyrrolidine B-Chemical +dithiocarbamate I-Chemical +( O +PDTC B-Chemical +) O +has O +a O +dual O +mechanism O +of O +action O +as O +an O +antioxidant O +and O +an O +inhibitor O +of O +the O +transcription O +factor O +kappa O +- O +beta O +. O + +Both O +, O +production O +of O +reactive O +oxygen B-Chemical +species O +as O +well O +as O +activation O +of O +NF O +- O +kappaB O +have O +been O +implicated O +in O +severe O +neuronal B-Disease +damage I-Disease +in O +different O +sub O +- O +regions O +of O +the O +hippocampus O +as O +well O +as O +in O +the O +surrounding O +cortices O +. O + +The O +effect O +of O +PDTC B-Chemical +on O +status B-Disease +epilepticus I-Disease +- O +associated O +cell O +loss O +in O +the O +hippocampus O +and O +piriform O +cortex O +was O +evaluated O +in O +the O +rat O +fractionated O +pilocarpine B-Chemical +model O +. O + +Treatment O +with O +150 O +mg O +/ O +kg O +PDTC B-Chemical +before O +and O +following O +status B-Disease +epilepticus I-Disease +significantly O +increased O +the O +mortality O +rate O +to O +100 O +% O +. O + +Administration O +of O +50 O +mg O +/ O +kg O +PDTC B-Chemical +( O +low O +- O +dose O +) O +did O +not O +exert O +major O +effects O +on O +the O +development O +of O +a O +status B-Disease +epilepticus I-Disease +or O +the O +mortality O +rate O +. O + +In O +vehicle O +- O +treated O +rats O +, O +status B-Disease +epilepticus I-Disease +caused O +pronounced O +neuronal B-Disease +damage I-Disease +in O +the O +piriform O +cortex O +comprising O +both O +pyramidal O +cells O +and O +interneurons O +. O + +Low O +- O +dose O +PDTC B-Chemical +treatment O +almost O +completely O +protected O +from O +lesions O +in O +the O +piriform O +cortex O +. O + +A O +significant O +decrease O +in O +neuronal O +density O +of O +the O +hippocampal O +hilar O +formation O +was O +identified O +in O +vehicle O +- O +and O +PDTC B-Chemical +- O +treated O +rats O +following O +status B-Disease +epilepticus I-Disease +. O + +In O +conclusion O +, O +the O +NF O +- O +kappaB O +inhibitor O +and O +antioxidant O +PDTC B-Chemical +protected O +the O +piriform O +cortex O +, O +whereas O +it O +did O +not O +affect O +hilar O +neuronal B-Disease +loss I-Disease +. O + +These O +data O +might O +indicate O +that O +the O +generation O +of O +reactive O +oxygen B-Chemical +species O +and O +activation O +of O +NF O +- O +kappaB O +plays O +a O +more O +central O +role O +in O +seizure B-Disease +- O +associated O +neuronal B-Disease +damage I-Disease +in O +the O +temporal O +cortex O +as O +compared O +to O +the O +hippocampal O +hilus O +. O + +However O +, O +future O +investigations O +are O +necessary O +to O +exactly O +analyze O +the O +biochemical O +mechanisms O +by O +which O +PDTC B-Chemical +exerted O +its O +beneficial O +effects O +in O +the O +piriform O +cortex O +. O + +Anaesthetists O +' O +nightmare O +: O +masseter B-Disease +spasm I-Disease +after O +induction O +in O +an O +undiagnosed O +case O +of O +myotonia B-Disease +congenita I-Disease +. O + +We O +report O +an O +undiagnosed O +case O +of O +myotonia B-Disease +congenita I-Disease +in O +a O +24 O +- O +year O +- O +old O +previously O +healthy O +primigravida O +, O +who O +developed O +life O +threatening O +masseter B-Disease +spasm I-Disease +following O +a O +standard O +dose O +of O +intravenous O +suxamethonium B-Chemical +for O +induction O +of O +anaesthesia O +. O + +Neither O +the O +patient O +nor O +the O +anaesthetist O +was O +aware O +of O +the O +diagnosis O +before O +this O +potentially O +lethal O +complication O +occurred O +. O + +Twin O +preterm O +neonates O +with O +cardiac B-Disease +toxicity I-Disease +related O +to O +lopinavir B-Chemical +/ I-Chemical +ritonavir I-Chemical +therapy O +. O + +We O +report O +twin O +neonates O +who O +were O +born O +prematurely O +at O +32 O +weeks O +of O +gestation O +to O +a O +mother O +with O +human B-Disease +immunodeficiency I-Disease +virus I-Disease +infection I-Disease +. O + +One O +of O +the O +twins O +developed O +complete O +heart B-Disease +block I-Disease +and O +dilated B-Disease +cardiomyopathy I-Disease +related O +to O +lopinavir B-Chemical +/ I-Chemical +ritonavir I-Chemical +therapy O +, O +a O +boosted O +protease O +- O +inhibitor O +agent O +, O +while O +the O +other O +twin O +developed O +mild O +bradycardia B-Disease +. O + +We O +recommend O +caution O +in O +the O +use O +of O +lopinavir B-Chemical +/ I-Chemical +ritonavir I-Chemical +in O +the O +immediate O +neonatal O +period O +. O + +When O +drugs O +disappear O +from O +the O +patient O +: O +elimination O +of O +intravenous O +medication O +by O +hemodiafiltration O +. O + +Twenty O +- O +three O +hours O +after O +heart O +transplantation O +, O +life O +- O +threatening O +acute O +right B-Disease +heart I-Disease +failure I-Disease +was O +diagnosed O +in O +a O +patient O +requiring O +continuous O +venovenous O +hemodiafiltration O +( O +CVVHDF O +) O +. O + +Increasing O +doses O +of O +catecholamines B-Chemical +, O +sedatives O +, O +and O +muscle O +relaxants O +administered O +through O +a O +central O +venous O +catheter O +were O +ineffective O +. O + +However O +, O +a O +bolus O +of O +epinephrine B-Chemical +injected O +through O +an O +alternative O +catheter O +provoked O +a O +hypertensive B-Disease +crisis O +. O + +Thus O +, O +interference O +with O +the O +central O +venous O +infusion O +by O +the O +dialysis O +catheter O +was O +suspected O +. O + +The O +catheters O +were O +changed O +, O +and O +hemodynamics O +stabilized O +at O +lower O +catecholamine B-Chemical +doses O +. O + +When O +the O +effects O +of O +IV O +drugs O +are O +inadequate O +in O +patients O +receiving O +CVVHDF O +, O +interference O +with O +adjacent O +catheters O +resulting O +in O +elimination O +of O +the O +drug O +by O +CVVHDF O +should O +be O +suspected O +. O + +Less O +frequent O +lithium B-Chemical +administration O +and O +lower O +urine O +volume O +. O + +OBJECTIVE O +: O +This O +study O +was O +designed O +to O +determine O +whether O +patients O +maintained O +on O +a O +regimen O +of O +lithium B-Chemical +on O +a O +once O +- O +per O +- O +day O +schedule O +have O +lower O +urine O +volumes O +than O +do O +patients O +receiving O +multiple O +doses O +per O +day O +. O + +METHOD O +: O +This O +was O +a O +cross O +- O +sectional O +study O +of O +85 O +patients O +from O +a O +lithium B-Chemical +clinic O +who O +received O +different O +dose O +schedules O +. O + +Patients O +were O +admitted O +to O +the O +hospital O +for O +measurement O +of O +lithium B-Chemical +level O +, O +creatinine B-Chemical +clearance O +, O +urine O +volume O +, O +and O +maximum O +osmolality O +. O + +RESULTS O +: O +Multiple O +daily O +doses O +of O +lithium B-Chemical +were O +associated O +with O +higher O +urine O +volumes O +. O + +The O +dosing O +schedule O +, O +duration O +of O +lithium B-Chemical +treatment O +, O +and O +daily O +dose O +of O +lithium B-Chemical +did O +not O +affect O +maximum O +osmolality O +or O +creatinine B-Chemical +clearance O +. O + +CONCLUSIONS O +: O +Urine O +volume O +can O +be O +reduced O +by O +giving O +lithium B-Chemical +once O +daily O +and O +/ O +or O +by O +lowering O +the O +total O +daily O +dose O +. O + +Lithium B-Chemical +- O +induced O +polyuria B-Disease +seems O +to O +be O +related O +to O +extrarenal O +as O +well O +as O +to O +renal O +effects O +. O + +Antibacterial O +medication O +use O +during O +pregnancy O +and O +risk O +of O +birth B-Disease +defects I-Disease +: O +National O +Birth B-Disease +Defects I-Disease +Prevention O +Study O +. O + +OBJECTIVE O +: O +To O +estimate O +the O +association O +between O +antibacterial O +medications O +and O +selected O +birth B-Disease +defects I-Disease +. O + +DESIGN O +, O +SETTING O +, O +AND O +PARTICIPANTS O +: O +Population O +- O +based O +, O +multisite O +, O +case O +- O +control O +study O +of O +women O +who O +had O +pregnancies O +affected O +by O +1 O +of O +more O +than O +30 O +eligible O +major O +birth B-Disease +defects I-Disease +identified O +via O +birth B-Disease +defect I-Disease +surveillance O +programs O +in O +10 O +states O +( O +n O += O +13 O +155 O +) O +and O +control O +women O +randomly O +selected O +from O +the O +same O +geographical O +regions O +( O +n O += O +4941 O +) O +. O + +MAIN O +EXPOSURE O +: O +Reported O +maternal O +use O +of O +antibacterials O +( O +1 O +month O +before O +pregnancy O +through O +the O +end O +of O +the O +first O +trimester O +) O +. O + +MAIN O +OUTCOME O +MEASURE O +: O +Odds O +ratios O +( O +ORs O +) O +measuring O +the O +association O +between O +antibacterial O +use O +and O +selected O +birth B-Disease +defects I-Disease +adjusted O +for O +potential O +confounders O +. O + +RESULTS O +: O +The O +reported O +use O +of O +antibacterials O +increased O +during O +pregnancy O +, O +peaking O +during O +the O +third O +month O +. O + +Sulfonamides B-Chemical +were O +associated O +with O +anencephaly B-Disease +( O +adjusted O +OR O +[ O +AOR O +] O += O +3 O +. O +4 O +; O +95 O +% O +confidence O +interval O +[ O +CI O +] O +, O +1 O +. O +3 O +- O +8 O +. O +8 O +) O +, O +hypoplastic B-Disease +left I-Disease +heart I-Disease +syndrome I-Disease +( O +AOR O += O +3 O +. O +2 O +; O +95 O +% O +CI O +, O +1 O +. O +3 O +- O +7 O +. O +6 O +) O +, O +coarctation B-Disease +of I-Disease +the I-Disease +aorta I-Disease +( O +AOR O += O +2 O +. O +7 O +; O +95 O +% O +CI O +, O +1 O +. O +3 O +- O +5 O +. O +6 O +) O +, O +choanal B-Disease +atresia I-Disease +( O +AOR O += O +8 O +. O +0 O +; O +95 O +% O +CI O +, O +2 O +. O +7 O +- O +23 O +. O +5 O +) O +, O +transverse B-Disease +limb I-Disease +deficiency I-Disease +( O +AOR O += O +2 O +. O +5 O +; O +95 O +% O +CI O +, O +1 O +. O +0 O +- O +5 O +. O +9 O +) O +, O +and O +diaphragmatic B-Disease +hernia I-Disease +( O +AOR O += O +2 O +. O +4 O +; O +95 O +% O +CI O +, O +1 O +. O +1 O +- O +5 O +. O +4 O +) O +. O + +Nitrofurantoins B-Chemical +were O +associated O +with O +anophthalmia B-Disease +or O +microphthalmos B-Disease +( O +AOR O += O +3 O +. O +7 O +; O +95 O +% O +CI O +, O +1 O +. O +1 O +- O +12 O +. O +2 O +) O +, O +hypoplastic B-Disease +left I-Disease +heart I-Disease +syndrome I-Disease +( O +AOR O += O +4 O +. O +2 O +; O +95 O +% O +CI O +, O +1 O +. O +9 O +- O +9 O +. O +1 O +) O +, O +atrial B-Disease +septal I-Disease +defects I-Disease +( O +AOR O += O +1 O +. O +9 O +; O +95 O +% O +CI O +, O +1 O +. O +1 O +- O +3 O +. O +4 O +) O +, O +and O +cleft B-Disease +lip I-Disease +with O +cleft B-Disease +palate I-Disease +( O +AOR O += O +2 O +. O +1 O +; O +95 O +% O +CI O +, O +1 O +. O +2 O +- O +3 O +. O +9 O +) O +. O + +Other O +antibacterial O +agents O +that O +showed O +associations O +included O +erythromycins B-Chemical +( O +2 O +defects O +) O +, O +penicillins B-Chemical +( O +1 O +defect O +) O +, O +cephalosporins B-Chemical +( O +1 O +defect O +) O +, O +and O +quinolones B-Chemical +( O +1 O +defect O +) O +. O + +CONCLUSIONS O +: O +Reassuringly O +, O +penicillins B-Chemical +, O +erythromycins B-Chemical +, O +and O +cephalosporins B-Chemical +, O +although O +used O +commonly O +by O +pregnant O +women O +, O +were O +not O +associated O +with O +many O +birth B-Disease +defects I-Disease +. O + +Sulfonamides B-Chemical +and O +nitrofurantoins B-Chemical +were O +associated O +with O +several O +birth B-Disease +defects I-Disease +, O +indicating O +a O +need O +for O +additional O +scrutiny O +. O + +Differential O +impact O +of O +immune O +escape O +mutations O +G145R O +and O +P120T O +on O +the O +replication O +of O +lamivudine B-Chemical +- O +resistant O +hepatitis B-Chemical +B I-Chemical +virus I-Chemical +e I-Chemical +antigen I-Chemical +- O +positive O +and O +- O +negative O +strains O +. O + +Immune O +escape O +variants O +of O +the O +hepatitis B-Disease +B I-Disease +virus O +( O +HBV O +) O +represent O +an O +emerging O +clinical O +challenge O +, O +because O +they O +can O +be O +associated O +with O +vaccine O +escape O +, O +HBV O +reactivation O +, O +and O +failure O +of O +diagnostic O +tests O +. O + +Recent O +data O +suggest O +a O +preferential O +selection O +of O +immune O +escape O +mutants O +in O +distinct O +peripheral O +blood O +leukocyte O +compartments O +of O +infected O +individuals O +. O + +We O +therefore O +systematically O +analyzed O +the O +functional O +impact O +of O +the O +most O +prevalent O +immune O +escape O +variants O +, O +the O +sG145R O +and O +sP120T O +mutants O +, O +on O +the O +viral O +replication O +efficacy O +and O +antiviral O +drug O +susceptibility O +of O +common O +treatment O +- O +associated O +mutants O +with O +resistance O +to O +lamivudine B-Chemical +( O +LAM B-Chemical +) O +and O +/ O +or O +HBeAg B-Chemical +negativity O +. O + +Replication O +- O +competent O +HBV O +strains O +with O +sG145R O +or O +sP120T O +and O +LAM B-Chemical +resistance O +( O +rtM204I O +or O +rtL180M O +/ O +rtM204V O +) O +were O +generated O +on O +an O +HBeAg B-Chemical +- O +positive O +and O +an O +HBeAg B-Chemical +- O +negative O +background O +with O +precore O +( O +PC O +) O +and O +basal O +core O +promoter O +( O +BCP O +) O +mutants O +. O + +The O +sG145R O +mutation O +strongly O +reduced O +HBsAg B-Chemical +levels O +and O +was O +able O +to O +fully O +restore O +the O +impaired O +replication O +of O +LAM B-Chemical +- O +resistant O +HBV O +mutants O +to O +the O +levels O +of O +wild O +- O +type O +HBV O +, O +and O +PC O +or O +BCP O +mutations O +further O +enhanced O +viral O +replication O +. O + +Although O +the O +sP120T O +substitution O +also O +impaired O +HBsAg B-Chemical +secretion O +, O +it O +did O +not O +enhance O +the O +replication O +of O +LAM B-Chemical +- O +resistant O +clones O +. O + +However O +, O +the O +concomitant O +occurrence O +of O +HBeAg B-Chemical +negativity O +( O +PC O +/ O +BCP O +) O +, O +sP120T O +, O +and O +LAM B-Chemical +resistance O +resulted O +in O +the O +restoration O +of O +replication O +to O +levels O +of O +wild O +- O +type O +HBV O +. O + +In O +all O +clones O +with O +combined O +immune O +escape O +and O +LAM B-Chemical +resistance O +mutations O +, O +the O +nucleotide B-Chemical +analogues O +adefovir B-Chemical +and O +tenofovir B-Chemical +remained O +effective O +in O +suppressing O +viral O +replication O +in O +vitro O +. O + +These O +findings O +reveal O +the O +differential O +impact O +of O +immune O +escape O +variants O +on O +the O +replication O +and O +drug O +susceptibility O +of O +complex O +HBV O +mutants O +, O +supporting O +the O +need O +of O +close O +surveillance O +and O +treatment O +adjustment O +in O +response O +to O +the O +selection O +of O +distinct O +mutational O +patterns O +. O + +Hemolytic B-Disease +anemia I-Disease +associated O +with O +the O +use O +of O +omeprazole B-Chemical +. O + +Omeprazole B-Chemical +is O +the O +first O +drug O +designed O +to O +block O +the O +final O +step O +in O +the O +acid O +secretory O +process O +within O +the O +parietal O +cell O +. O + +It O +has O +been O +shown O +to O +be O +extremely O +effective O +in O +the O +treatment O +of O +peptic B-Disease +ulcer I-Disease +disease I-Disease +, O +reflux B-Disease +esophagitis I-Disease +, O +and O +the O +Zollinger B-Disease +- I-Disease +Ellison I-Disease +syndrome I-Disease +. O + +Although O +clinical O +experience O +with O +omeprazole B-Chemical +is O +still O +limited O +, O +many O +controlled O +studies O +have O +established O +the O +short O +- O +term O +safety O +of O +this O +drug O +. O + +We O +report O +the O +first O +case O +of O +a O +serious O +short O +- O +term O +adverse O +reaction O +with O +the O +use O +of O +omeprazole B-Chemical +: O +hemolytic B-Disease +anemia I-Disease +. O + +The O +patient O +developed O +weakness O +, O +lethargy B-Disease +, O +and O +shortness B-Disease +of I-Disease +breath I-Disease +2 O +days O +after O +starting O +therapy O +with O +omeprazole B-Chemical +. O + +Two O +weeks O +after O +the O +initiation O +of O +therapy O +, O +her O +hematocrit O +had O +decreased O +from O +44 O +. O +1 O +% O +to O +20 O +. O +4 O +% O +, O +and O +she O +had O +a O +positive O +direct O +Coombs O +antiglobulin O +test O +and O +an O +elevated O +indirect O +bilirubin B-Chemical +. O + +After O +she O +discontinued O +the O +omeprazole B-Chemical +, O +her O +hemoglobin O +and O +hematocrit O +gradually O +returned O +to O +normal O +. O + +The O +mechanism O +by O +which O +omeprazole B-Chemical +caused O +the O +patient O +' O +s O +hemolytic B-Disease +anemia I-Disease +is O +uncertain O +, O +but O +physicians O +should O +be O +alerted O +to O +this O +possible O +adverse O +effect O +. O + +Phenylephrine B-Chemical +but O +not O +ephedrine B-Chemical +reduces B-Disease +frontal I-Disease +lobe I-Disease +oxygenation I-Disease +following O +anesthesia O +- O +induced O +hypotension B-Disease +. O + +BACKGROUND O +: O +Vasopressor O +agents O +are O +used O +to O +correct O +anesthesia O +- O +induced O +hypotension B-Disease +. O + +We O +describe O +the O +effect O +of O +phenylephrine B-Chemical +and O +ephedrine B-Chemical +on O +frontal O +lobe O +oxygenation O +( O +S O +( O +c O +) O +O O +( O +2 O +) O +) O +following O +anesthesia O +- O +induced O +hypotension B-Disease +. O + +METHODS O +: O +Following O +induction O +of O +anesthesia O +by O +fentanyl B-Chemical +( O +0 O +. O +15 O +mg O +kg O +( O +- O +1 O +) O +) O +and O +propofol B-Chemical +( O +2 O +. O +0 O +mg O +kg O +( O +- O +1 O +) O +) O +, O +13 O +patients O +received O +phenylephrine B-Chemical +( O +0 O +. O +1 O +mg O +iv O +) O +and O +12 O +patients O +received O +ephedrine B-Chemical +( O +10 O +mg O +iv O +) O +to O +restore O +mean O +arterial O +pressure O +( O +MAP O +) O +. O + +Heart O +rate O +( O +HR O +) O +, O +MAP O +, O +stroke B-Disease +volume O +( O +SV O +) O +, O +cardiac O +output O +( O +CO O +) O +, O +and O +frontal O +lobe O +oxygenation O +( O +S O +( O +c O +) O +O O +( O +2 O +) O +) O +were O +registered O +. O + +RESULTS O +: O +Induction O +of O +anesthesia O +was O +followed O +by O +a B-Disease +decrease I-Disease +in I-Disease +MAP I-Disease +, I-Disease +HR I-Disease +, I-Disease +SV I-Disease +, I-Disease +and I-Disease +CO I-Disease +concomitant O +with O +an O +elevation O +in O +S O +( O +c O +) O +O O +( O +2 O +) O +. O + +After O +administration O +of O +phenylephrine B-Chemical +, O +MAP O +increased O +( O +51 O ++ O +/ O +- O +12 O +to O +81 O ++ O +/ O +- O +13 O +mmHg O +; O +P O +< O +0 O +. O +001 O +; O +mean O ++ O +/ O +- O +SD O +) O +. O + +However O +, O +a O +14 O +% O +( O +from O +70 O ++ O +/ O +- O +8 O +% O +to O +60 O ++ O +/ O +- O +7 O +% O +) O +reduction O +in O +S O +( O +c O +) O +O O +( O +2 O +) O +( O +P O +< O +0 O +. O +05 O +) O +followed O +with O +no O +change O +in O +CO O +( O +3 O +. O +7 O ++ O +/ O +- O +1 O +. O +1 O +to O +3 O +. O +4 O ++ O +/ O +- O +0 O +. O +9 O +l O +min O +( O +- O +1 O +) O +) O +. O + +The O +administration O +of O +ephedrine B-Chemical +led O +to O +a O +similar O +increase O +in O +MAP O +( O +53 O ++ O +/ O +- O +9 O +to O +79 O ++ O +/ O +- O +8 O +mmHg O +; O +P O +< O +0 O +. O +001 O +) O +, O +restored O +CO O +( O +3 O +. O +2 O ++ O +/ O +- O +1 O +. O +2 O +to O +5 O +. O +0 O ++ O +/ O +- O +1 O +. O +3 O +l O +min O +( O +- O +1 O +) O +) O +, O +and O +preserved O +S O +( O +c O +) O +O O +( O +2 O +) O +. O + +CONCLUSIONS O +: O +The O +utilization O +of O +phenylephrine B-Chemical +to O +correct O +hypotension B-Disease +induced O +by O +anesthesia O +has O +a O +negative O +impact O +on O +S O +( O +c O +) O +O O +( O +2 O +) O +while O +ephedrine B-Chemical +maintains O +frontal O +lobe O +oxygenation O +potentially O +related O +to O +an O +increase O +in O +CO O +. O + +Prolonged O +elevation O +of O +plasma O +argatroban B-Chemical +in O +a O +cardiac O +transplant O +patient O +with O +a O +suspected O +history O +of O +heparin B-Chemical +- O +induced O +thrombocytopenia B-Disease +with O +thrombosis B-Disease +. O + +BACKGROUND O +: O +Direct O +thrombin O +inhibitors O +( O +DTIs O +) O +provide O +an O +alternative O +method O +of O +anticoagulation O +for O +patients O +with O +a O +history O +of O +heparin B-Chemical +- O +induced O +thrombocytopenia B-Disease +( O +HIT B-Disease +) O +or O +HIT B-Disease +with O +thrombosis B-Disease +( O +HITT B-Disease +) O +undergoing O +cardiopulmonary O +bypass O +( O +CPB O +) O +. O + +In O +the O +following O +report O +, O +a O +65 O +- O +year O +- O +old O +critically B-Disease +ill I-Disease +patient O +with O +a O +suspected O +history O +of O +HITT B-Disease +was O +administered O +argatroban B-Chemical +for O +anticoagulation O +on O +bypass O +during O +heart O +transplantation O +. O + +The O +patient O +required O +massive O +transfusion O +support O +( O +55 O +units O +of O +red O +blood O +cells O +, O +42 O +units O +of O +fresh O +- O +frozen O +plasma O +, O +40 O +units O +of O +cryoprecipitate O +, O +40 O +units O +of O +platelets O +, O +and O +three O +doses O +of O +recombinant O +Factor O +VIIa O +) O +for O +severe O +intraoperative B-Disease +and I-Disease +postoperative I-Disease +bleeding I-Disease +. O + +STUDY O +DESIGN O +AND O +METHODS O +: O +Plasma O +samples O +from O +before O +and O +after O +CPB O +were O +analyzed O +postoperatively O +for O +argatroban B-Chemical +concentration O +using O +a O +modified O +ecarin O +clotting O +time O +( O +ECT O +) O +assay O +. O + +RESULTS O +: O +Unexpectedly O +high O +concentrations O +of O +argatroban B-Chemical +were O +measured O +in O +these O +samples O +( O +range O +, O +0 O +- O +32 O +microg O +/ O +mL O +) O +, O +and O +a O +prolonged O +plasma O +argatroban B-Chemical +half O +life O +( O +t O +( O +1 O +/ O +2 O +) O +) O +of O +514 O +minutes O +was O +observed O +( O +published O +elimination O +t O +( O +1 O +/ O +2 O +) O +is O +39 O +- O +51 O +minutes O +[ O +< O +or O += O +181 O +minutes O +with O +hepatic B-Disease +impairment I-Disease +] O +) O +. O + +CONCLUSIONS O +: O +Correlation O +of O +plasma O +argatroban B-Chemical +concentration O +versus O +the O +patient O +' O +s O +coagulation O +variables O +and O +clinical O +course O +suggest O +that O +prolonged O +elevated O +levels O +of O +plasma O +argatroban B-Chemical +may O +have O +contributed O +to O +the O +patient O +' O +s O +extended O +coagulopathy B-Disease +. O + +Because O +DTIs O +do O +not O +have O +reversal O +agents O +, O +surgical O +teams O +and O +transfusion O +services O +should O +remain O +aware O +of O +the O +possibility O +of O +massive O +transfusion O +events O +during O +anticoagulation O +with O +these O +agents O +. O + +This O +is O +the O +first O +report O +to O +measure O +plasma O +argatroban B-Chemical +concentration O +in O +the O +context O +of O +CPB O +and O +extended O +coagulopathy B-Disease +. O + +The O +effects O +of O +the O +adjunctive O +bupropion B-Chemical +on O +male O +sexual B-Disease +dysfunction I-Disease +induced O +by O +a O +selective B-Chemical +serotonin I-Chemical +reuptake I-Chemical +inhibitor I-Chemical +: O +a O +double O +- O +blind O +placebo O +- O +controlled O +and O +randomized O +study O +. O + +OBJECTIVE O +: O +To O +determine O +the O +safety O +and O +efficacy O +of O +adjunctive O +bupropion B-Chemical +sustained O +- O +release O +( O +SR O +) O +on O +male O +sexual B-Disease +dysfunction I-Disease +( O +SD B-Disease +) O +induced O +by O +a O +selective B-Chemical +serotonin I-Chemical +reuptake I-Chemical +inhibitor I-Chemical +( O +SSRI B-Chemical +) O +, O +as O +SD B-Disease +is O +a O +common O +side O +- O +effect O +of O +SSRIs B-Chemical +and O +the O +most O +effective O +treatments O +have O +yet O +to O +be O +determined O +. O + +PATIENTS O +AND O +METHODS O +: O +The O +randomized O +sample O +consisted O +of O +234 O +euthymic O +men O +who O +were O +receiving O +some O +type O +of O +SSRI B-Chemical +. O + +The O +men O +were O +randomly O +assigned O +to O +bupropion B-Chemical +SR O +( O +150 O +mg O +twice O +daily O +, O +117 O +) O +or O +placebo O +( O +twice O +daily O +, O +117 O +) O +for O +12 O +weeks O +. O + +Efficacy O +was O +evaluated O +using O +the O +Clinical O +Global O +Impression O +- O +Sexual O +Function O +( O +CGI O +- O +SF O +; O +the O +primary O +outcome O +measure O +) O +, O +the O +International O +Index O +of O +Erectile O +Function O +( O +IIEF O +) O +, O +Arizona O +Sexual O +Experience O +Scale O +( O +ASEX O +) O +, O +and O +Erectile B-Disease +Dysfunction I-Disease +Inventory O +of O +Treatment O +Satisfaction O +( O +EDITS O +) O +( O +secondary O +outcome O +measures O +) O +. O + +Participants O +were O +followed O +biweekly O +during O +study O +period O +. O + +RESULTS O +: O +After O +12 O +weeks O +of O +treatment O +, O +the O +mean O +( O +sd O +) O +scores O +for O +CGI O +- O +SF O +were O +significantly O +lower O +, O +i O +. O +e O +. O +better O +, O +in O +patients O +on O +bupropion B-Chemical +SR O +, O +at O +2 O +. O +4 O +( O +1 O +. O +2 O +) O +, O +than O +in O +the O +placebo O +group O +, O +at O +3 O +. O +9 O +( O +1 O +. O +1 O +) O +( O +P O += O +0 O +. O +01 O +) O +. O + +Men O +who O +received O +bupropion B-Chemical +had O +a O +significant O +increase O +in O +the O +total O +IIEF O +score O +( O +54 O +. O +4 O +% O +vs O +1 O +. O +2 O +% O +; O +P O += O +0 O +. O +003 O +) O +, O +and O +in O +the O +five O +different O +domains O +of O +the O +IIEF O +. O + +Total O +ASEX O +scores O +were O +significantly O +lower O +, O +i O +. O +e O +. O +better O +, O +among O +men O +who O +received O +bupropion B-Chemical +than O +placebo O +, O +at O +15 O +. O +5 O +( O +4 O +. O +3 O +) O +vs O +21 O +. O +5 O +( O +4 O +. O +7 O +) O +( O +P O += O +0 O +. O +002 O +) O +. O + +The O +EDITS O +scores O +were O +67 O +. O +4 O +( O +10 O +. O +2 O +) O +for O +the O +bupropion B-Chemical +and O +36 O +. O +3 O +( O +11 O +. O +7 O +) O +for O +the O +placebo O +group O +( O +P O += O +0 O +. O +001 O +) O +. O + +The O +ASEX O +score O +and O +CGI O +- O +SF O +score O +were O +correlated O +( O +P O += O +0 O +. O +003 O +) O +. O + +In O +linear O +regression O +analyses O +the O +CGI O +- O +SF O +score O +was O +not O +affected O +significantly O +by O +the O +duration O +of O +SD B-Disease +, O +type O +of O +SSRI B-Chemical +used O +and O +age O +. O + +CONCLUSIONS O +: O +Bupropion B-Chemical +is O +an O +effective O +treatment O +for O +male O +SD B-Disease +induced O +by O +SSRIs B-Chemical +. O + +These O +results O +provide O +empirical O +support O +for O +conducting O +a O +further O +study O +of O +bupropion B-Chemical +. O + +Prevention O +of O +seizures B-Disease +and O +reorganization O +of O +hippocampal O +functions O +by O +transplantation O +of O +bone O +marrow O +cells O +in O +the O +acute O +phase O +of O +experimental O +epilepsy B-Disease +. O + +In O +this O +study O +, O +we O +investigated O +the O +therapeutic O +potential O +of O +bone O +marrow O +mononuclear O +cells O +( O +BMCs O +) O +in O +a O +model O +of O +epilepsy B-Disease +induced O +by O +pilocarpine B-Chemical +in O +rats O +. O + +BMCs O +obtained O +from O +green O +fluorescent O +protein O +( O +GFP O +) O +transgenic O +mice O +or O +rats O +were O +transplanted O +intravenously O +after O +induction O +of O +status B-Disease +epilepticus I-Disease +( O +SE B-Disease +) O +. O + +Spontaneous B-Disease +recurrent I-Disease +seizures I-Disease +( O +SRS B-Disease +) O +were O +monitored O +using O +Racine O +' O +s O +seizure B-Disease +severity O +scale O +. O + +All O +of O +the O +rats O +in O +the O +saline O +- O +treated O +epileptic B-Disease +control O +group O +developed O +SRS B-Disease +, O +whereas O +none O +of O +the O +BMC O +- O +treated O +epileptic B-Disease +animals O +had O +seizures B-Disease +in O +the O +short O +term O +( O +15 O +days O +after O +transplantation O +) O +, O +regardless O +of O +the O +BMC O +source O +. O + +Over O +the O +long O +- O +term O +chronic O +phase O +( O +120 O +days O +after O +transplantation O +) O +, O +only O +25 O +% O +of O +BMC O +- O +treated O +epileptic B-Disease +animals O +had O +seizures B-Disease +, O +but O +with O +a O +lower O +frequency O +and O +duration O +compared O +to O +the O +epileptic B-Disease +control O +group O +. O + +The O +density O +of O +hippocampal O +neurons O +in O +the O +brains O +of O +animals O +treated O +with O +BMCs O +was O +markedly O +preserved O +. O + +At O +hippocampal O +Schaeffer O +collateral O +- O +CA1 O +synapses O +, O +long O +- O +term O +potentiation O +was O +preserved O +in O +BMC O +- O +transplanted O +rats O +compared O +to O +epileptic B-Disease +controls O +. O + +The O +donor O +- O +derived O +GFP O +( O ++ O +) O +cells O +were O +rarely O +found O +in O +the O +brains O +of O +transplanted O +epileptic B-Disease +rats O +. O + +In O +conclusion O +, O +treatment O +with O +BMCs O +can O +prevent O +the O +development O +of O +chronic O +seizures B-Disease +, O +reduce O +neuronal B-Disease +loss I-Disease +, O +and O +influence O +the O +reorganization O +of O +the O +hippocampal O +neuronal O +network O +. O + +Normalizing O +effects O +of O +modafinil B-Chemical +on O +sleep O +in O +chronic O +cocaine B-Chemical +users O +. O + +OBJECTIVE O +: O +The O +purpose O +of O +the O +present O +study O +was O +to O +determine O +the O +effect O +of O +morning O +- O +dosed O +modafinil B-Chemical +on O +sleep O +and O +daytime B-Disease +sleepiness I-Disease +in O +chronic O +cocaine B-Chemical +users O +. O + +METHOD O +: O +Twenty O +cocaine B-Chemical +- O +dependent O +participants O +were O +randomly O +assigned O +to O +receive O +modafinil B-Chemical +, O +400 O +mg O +( O +N O += O +10 O +) O +, O +or O +placebo O +( O +N O += O +10 O +) O +every O +morning O +at O +7 O +: O +30 O +a O +. O +m O +. O +for O +16 O +days O +in O +an O +inpatient O +, O +double O +- O +blind O +randomized O +trial O +. O + +Participants O +underwent O +polysomnographic O +sleep O +recordings O +on O +days O +1 O +to O +3 O +, O +7 O +to O +9 O +, O +and O +14 O +to O +16 O +( O +first O +, O +second O +, O +and O +third O +weeks O +of O +abstinence O +) O +. O + +The O +Multiple O +Sleep O +Latency O +Test O +was O +performed O +at O +11 O +: O +30 O +a O +. O +m O +. O +, O +2 O +: O +00 O +p O +. O +m O +. O +, O +and O +4 O +: O +30 O +p O +. O +m O +. O +on O +days O +2 O +, O +8 O +, O +and O +15 O +. O + +For O +comparison O +of O +sleep O +architecture O +variables O +, O +12 O +healthy O +comparison O +participants O +underwent O +a O +single O +night O +of O +experimental O +polysomnography O +that O +followed O +1 O +night O +of O +accommodation O +polysomnography O +. O + +RESULTS O +: O +Progressive O +abstinence O +from O +cocaine B-Chemical +was O +associated O +with O +worsening O +of O +all O +measured O +polysomnographic O +sleep O +outcomes O +. O + +Compared O +with O +placebo O +, O +modafinil B-Chemical +decreased O +nighttime O +sleep O +latency O +and O +increased O +slow O +- O +wave O +sleep O +time O +in O +cocaine B-Chemical +- O +dependent O +participants O +. O + +The O +effect O +of O +modafinil B-Chemical +interacted O +with O +the O +abstinence O +week O +and O +was O +associated O +with O +longer O +total O +sleep O +time O +and O +shorter O +REM O +sleep O +latency O +in O +the O +third O +week O +of O +abstinence O +. O + +Comparison O +of O +slow O +- O +wave O +sleep O +time O +, O +total O +sleep O +time O +, O +and O +sleep O +latency O +in O +cocaine B-Chemical +- O +dependent O +and O +healthy O +participants O +revealed O +a O +normalizing O +effect O +of O +modafinil B-Chemical +in O +cocaine B-Chemical +- O +dependent O +participants O +. O + +Modafinil B-Chemical +was O +associated O +with O +increased O +daytime O +sleep O +latency O +, O +as O +measured O +by O +the O +Multiple O +Sleep O +Latency O +Test O +, O +and O +a O +nearly O +significant O +decrease O +in O +subjective O +daytime B-Disease +sleepiness I-Disease +. O + +CONCLUSIONS O +: O +Morning O +- O +dosed O +modafinil B-Chemical +promotes O +nocturnal O +sleep O +, O +normalizes O +sleep O +architecture O +, O +and O +decreases O +daytime B-Disease +sleepiness I-Disease +in O +abstinent O +cocaine B-Chemical +users O +. O + +These O +effects O +may O +be O +relevant O +in O +the O +treatment O +of O +cocaine B-Chemical +dependence O +. O + +Safety O +of O +transesophageal O +echocardiography O +in O +adults O +: O +study O +in O +a O +multidisciplinary O +hospital O +. O + +BACKGROUND O +: O +TEE O +is O +a O +semi O +- O +invasive O +tool O +broadly O +used O +and O +its O +utilization O +associated O +to O +sedatives O +drugs O +might O +to O +affect O +the O +procedure O +safety O +. O + +OBJECTIVE O +: O +to O +analyze O +aspects O +of O +TEE O +safety O +associated O +to O +the O +use O +of O +Midazolan B-Chemical +( O +MZ B-Chemical +) O +and O +Flumazenil B-Chemical +( O +FL B-Chemical +) O +and O +the O +influence O +of O +the O +clinical O +variables O +on O +the O +event O +rate O +. O + +METHOD O +: O +prospective O +study O +with O +137 O +patients O +that O +underwent O +TEE O +with O +MZ B-Chemical +associated O +to O +moderate O +sedation O +. O + +We O +analyzed O +the O +following O +events O +: O +complications O +related O +with O +the O +topical O +anesthesia O +, O +with O +MZ B-Chemical +use O +and O +with O +the O +procedure O +. O + +Uni O +- O +and O +multivariate O +analyses O +were O +used O +to O +test O +the O +influence O +of O +the O +clinical O +variables O +: O +age O +, O +sex O +, O +stroke B-Disease +, O +myocardiopathy B-Disease +( O +MP B-Disease +) O +, O +duration O +of O +the O +test O +, O +mitral B-Disease +regurgitation I-Disease +( O +MR B-Disease +) O +and O +the O +MZ B-Chemical +dose O +. O + +RESULTS O +: O +All O +patients O +( O +65 O ++ O +/ O +- O +16 O +yrs O +; O +58 O +% O +males O +) O +finished O +the O +examination O +. O + +The O +mean O +doses O +of O +MZ B-Chemical +and O +FL B-Chemical +were O +4 O +. O +3 O ++ O +/ O +- O +1 O +. O +9 O +mg O +and O +0 O +. O +28 O ++ O +/ O +- O +0 O +. O +2 O +mg O +, O +respectively O +. O + +The O +duration O +of O +the O +examination O +and O +the O +mean O +ejection O +fraction O +( O +EF O +) O +were O +16 O +. O +4 O ++ O +/ O +- O +6 O +. O +1 O +minutes O +and O +60 O ++ O +/ O +- O +9 O +% O +, O +respectively O +. O + +Mild O +hypoxia B-Disease +( O +SO2 O +< O +90 O +% O +) O +was O +the O +most O +common O +event O +( O +11 O +patients O +) O +; O +3 O +patients O +( O +2 O +% O +) O +presented O +transient O +hypoxia B-Disease +due O +to O +upper O +airway B-Disease +obstruction I-Disease +by O +probe O +introduction O +and O +8 O +( O +5 O +. O +8 O +% O +) O +due O +to O +hypoxia B-Disease +caused O +by O +MZ B-Chemical +use O +. O + +Transient O +hypotension B-Disease +( O +SAP O +< O +90mmHg O +) O +occurred O +in O +1 O +patient O +( O +0 O +. O +7 O +% O +) O +. O + +The O +multivariate O +analysis O +showed O +that O +severe O +MR B-Disease +, O +MP B-Disease +( O +EF O +< O +45 O +% O +) O +and O +high O +doses O +of O +MZ B-Chemical +( O +> O +5mg O +) O +were O +associated O +with O +events O +( O +p O +< O +0 O +. O +001 O +) O +. O + +The O +EF O +was O +40 O +% O +, O +in O +the O +group O +with O +MP B-Disease +and O +44 O +% O +in O +the O +group O +with O +severe O +MR B-Disease +and O +it O +can O +be O +a O +factor O +associated O +with O +clinical O +events O +in O +the O +last O +group O +. O + +CONCLUSION O +: O +TEE O +with O +sedation O +presents O +a O +low O +rate O +of O +events O +. O + +There O +were O +no O +severe O +events O +and O +there O +was O +no O +need O +to O +interrupt O +the O +examinations O +. O + +Effect O +of O +direct O +intracoronary O +administration O +of O +methylergonovine B-Chemical +in O +patients O +with O +and O +without O +variant B-Disease +angina I-Disease +. O + +The O +effects O +of O +intracoronary O +administration O +of O +methylergonovine B-Chemical +were O +studied O +in O +21 O +patients O +with O +variant B-Disease +angina I-Disease +and O +22 O +patients O +with O +atypical O +chest B-Disease +pain I-Disease +and O +in O +others O +without O +angina B-Disease +pectoris I-Disease +( O +control O +group O +) O +. O + +Methylergonovine B-Chemical +was O +administered O +continuously O +at O +a O +rate O +of O +10 O +micrograms O +/ O +min O +up O +to O +50 O +micrograms O +. O + +In O +all O +patients O +with O +variant B-Disease +angina I-Disease +, O +coronary B-Disease +spasm I-Disease +was O +provoked O +at O +a O +mean O +dose O +of O +28 O ++ O +/ O +- O +13 O +micrograms O +( O +mean O ++ O +/ O +- O +SD O +) O +. O + +In O +the O +control O +group O +neither O +ischemic O +ST O +change O +nor O +localized O +spasm B-Disease +occurred O +. O + +The O +basal O +tone O +of O +the O +right O +coronary O +artery O +was O +significantly O +lower O +than O +that O +of O +the O +left O +coronary O +artery O +. O + +The O +percentage O +of O +vasoconstriction O +of O +the O +right O +coronary O +artery O +was O +significantly O +higher O +than O +that O +of O +the O +left O +coronary O +artery O +. O + +These O +results O +suggest O +that O +spasm B-Disease +provocation O +tests O +, O +which O +use O +an O +intracoronary O +injection O +of O +a O +relatively O +low O +dose O +of O +methylergonovine B-Chemical +, O +have O +a O +high O +sensitivity O +in O +variant B-Disease +angina I-Disease +and O +the O +vasoreactivity O +of O +the O +right O +coronary O +artery O +may O +be O +greater O +than O +that O +of O +the O +other O +coronary O +arteries O +. O + +Oral O +manifestations O +of O +" O +meth B-Disease +mouth I-Disease +" O +: O +a O +case O +report O +. O + +AIM O +: O +The O +aim O +of O +the O +documentation O +of O +this O +clinical O +case O +is O +to O +make O +clinicians O +aware O +of O +" O +meth B-Disease +mouth I-Disease +" O +and O +the O +medical O +risks O +associated O +with O +this O +serious O +condition O +. O + +BACKGROUND O +: O +Methamphetamine B-Chemical +is O +a O +very O +addictive O +, O +powerful O +stimulant O +that O +increases O +wakefulness O +and O +physical O +activity O +and O +can O +produce O +other O +effects O +such O +as O +cardiac B-Disease +dysrhythmias I-Disease +, O +hypertension B-Disease +, O +hallucinations B-Disease +, O +and O +violent B-Disease +behavior I-Disease +. O + +Dental O +patients O +abusing O +methamphetamine B-Chemical +can O +present O +with O +poor O +oral O +hygiene O +, O +xerostomia B-Disease +, O +rampant O +caries B-Disease +( O +" O +meth B-Disease +mouth I-Disease +" O +) O +, O +and O +excessive O +tooth B-Disease +wear I-Disease +. O + +Oral O +rehabilitation O +of O +patients O +using O +methamphetamine B-Chemical +can O +be O +challenging O +. O + +CASE O +DESCRIPTION O +: O +A O +30 O +- O +year O +- O +old O +Caucasian O +woman O +presented O +with O +dental O +pain B-Disease +, O +bad B-Disease +breath I-Disease +, O +and O +self O +- O +reported O +poor O +esthetics O +. O + +A O +comprehensive O +examination O +including O +her O +medical O +history O +, O +panoramic O +radiograph O +, O +and O +intraoral O +examination O +revealed O +19 O +carious B-Disease +lesions I-Disease +, O +which O +is O +not O +very O +common O +for O +a O +healthy O +adult O +. O + +She O +reported O +her O +use O +of O +methamphetamine B-Chemical +for O +five O +years O +and O +had O +not O +experienced O +any O +major O +carious B-Disease +episodes I-Disease +before O +she O +started O +using O +the O +drug O +. O + +SUMMARY O +: O +The O +patient O +' O +s O +medical O +and O +dental O +histories O +along O +with O +radiographic O +and O +clinical O +findings O +lead O +to O +a O +diagnosis O +of O +" O +meth B-Disease +mouth I-Disease +. O +" O +Although O +three O +different O +dental O +treatment O +modalities O +( O +either O +conventional O +or O +implant O +- O +supported O +) O +have O +been O +offered O +to O +the O +patient O +since O +August O +2007 O +, O +the O +patient O +has O +yet O +to O +initiate O +any O +treatment O +. O + +CLINICAL O +SIGNIFICANCE O +: O +This O +clinical O +case O +showing O +oral O +manifestations O +of O +meth B-Disease +mouth I-Disease +was O +presented O +to O +help O +dental O +practitioners O +recognize O +and O +manage O +patients O +who O +may O +be O +abusing O +methamphetamines B-Chemical +. O + +Dental O +practitioners O +also O +may O +be O +skeptical O +about O +the O +reliability O +of O +appointment O +keeping O +by O +these O +patients O +, O +as O +they O +frequently O +miss O +their O +appointments O +without O +reasonable O +justification O +. O + +Antituberculosis B-Chemical +therapy O +- O +induced O +acute B-Disease +liver I-Disease +failure I-Disease +: O +magnitude O +, O +profile O +, O +prognosis O +, O +and O +predictors O +of O +outcome O +. O + +Antituberculosis B-Chemical +therapy O +( O +ATT O +) O +- O +associated O +acute B-Disease +liver I-Disease +failure I-Disease +( O +ATT O +- O +ALF B-Disease +) O +is O +the O +commonest O +drug O +- O +induced O +ALF B-Disease +in O +South O +Asia O +. O + +Prospective O +studies O +on O +ATT O +- O +ALF B-Disease +are O +lacking O +. O + +The O +current O +study O +prospectively O +evaluated O +the O +magnitude O +, O +clinical O +course O +, O +outcome O +, O +and O +prognostic O +factors O +in O +ATT O +- O +ALF B-Disease +. O + +From O +January O +1986 O +to O +January O +2009 O +, O +1223 O +consecutive O +ALF B-Disease +patients O +were O +evaluated O +: O +ATT O +alone O +was O +the O +cause O +in O +70 O +( O +5 O +. O +7 O +% O +) O +patients O +. O + +Another O +15 O +( O +1 O +. O +2 O +% O +) O +had O +ATT O +and O +simultaneous O +hepatitis B-Disease +virus I-Disease +infection I-Disease +. O + +In O +44 O +( O +62 O +. O +8 O +% O +) O +patients O +, O +ATT O +was O +prescribed O +empirically O +without O +definitive O +evidence O +of O +tuberculosis B-Disease +. O + +ATT O +- O +ALF B-Disease +patients O +were O +younger O +( O +32 O +. O +87 O +[ O ++ O +/ O +- O +15 O +. O +8 O +] O +years O +) O +, O +and O +49 O +( O +70 O +% O +) O +of O +them O +were O +women O +. O + +Most O +had O +hyperacute O +presentation O +; O +the O +median O +icterus B-Disease +encephalopathy B-Disease +interval O +was O +4 O +. O +5 O +( O +0 O +- O +30 O +) O +days O +. O + +The O +median O +duration O +of O +ATT O +before O +ALF B-Disease +was O +30 O +( O +7 O +- O +350 O +) O +days O +. O + +At O +presentation O +, O +advanced O +encephalopathy B-Disease +and O +cerebral B-Disease +edema I-Disease +were O +present O +in O +51 O +( O +76 O +% O +) O +and O +29 O +( O +41 O +. O +4 O +% O +) O +patients O +, O +respectively O +. O + +Gastrointestinal B-Disease +bleed I-Disease +, O +seizures B-Disease +, O +infection B-Disease +, O +and O +acute B-Disease +renal I-Disease +failure I-Disease +were O +documented O +in O +seven O +( O +10 O +% O +) O +, O +five O +( O +7 O +. O +1 O +% O +) O +, O +26 O +( O +37 O +. O +1 O +% O +) O +, O +and O +seven O +( O +10 O +% O +) O +patients O +, O +respectively O +. O + +Compared O +with O +hepatitis B-Disease +E I-Disease +virus O +( O +HEV O +) O +and O +non O +- O +A O +non O +- O +E O +- O +induced O +ALF B-Disease +, O +ATT O +- O +ALF B-Disease +patients O +had O +nearly O +similar O +presentations O +except O +for O +older O +age O +and O +less O +elevation O +of O +liver O +enzymes O +. O + +The O +mortality O +rate O +among O +patients O +with O +ATT O +- O +ALF B-Disease +was O +high O +( O +67 O +. O +1 O +% O +, O +n O += O +47 O +) O +, O +and O +only O +23 O +( O +32 O +. O +9 O +% O +) O +patients O +recovered O +with O +medical O +treatment O +. O + +In O +multivariate O +analysis O +, O +three O +factors O +independently O +predicted O +mortality O +: O +serum O +bilirubin B-Chemical +( O +> O +or O += O +10 O +. O +8 O +mg O +/ O +dL O +) O +, O +prothrombin O +time O +( O +PT O +) O +prolongation O +( O +> O +or O += O +26 O +seconds O +) O +, O +and O +grade O +III O +/ O +IV O +encephalopathy B-Disease +at O +presentation O +. O + +CONCLUSION O +: O +ATT O +- O +ALF B-Disease +constituted O +5 O +. O +7 O +% O +of O +ALF B-Disease +at O +our O +center O +and O +had O +a O +high O +mortality O +rate O +. O + +Because O +the O +mortality O +rate O +is O +so O +high O +, O +determining O +which O +factors O +are O +predictors O +is O +less O +important O +. O + +A O +high O +proportion O +of O +patients O +had O +consumed O +ATT O +empirically O +, O +which O +could O +have O +been O +prevented O +. O + +Design O +and O +analysis O +of O +the O +HYPREN O +- O +trial O +: O +safety O +of O +enalapril B-Chemical +and O +prazosin B-Chemical +in O +the O +initial O +treatment O +phase O +of O +patients O +with O +congestive B-Disease +heart I-Disease +failure I-Disease +. O + +Since O +the O +introduction O +of O +angiotensin B-Chemical +converting I-Chemical +enzyme I-Chemical +( I-Chemical +ACE I-Chemical +) I-Chemical +inhibitors I-Chemical +into O +the O +adjunctive O +treatment O +of O +patients O +with O +congestive B-Disease +heart I-Disease +failure I-Disease +, O +cases O +of O +severe O +hypotension B-Disease +, O +especially O +on O +the O +first O +day O +of O +treatment O +, O +have O +occasionally O +been O +reported O +. O + +To O +assess O +the O +safety O +of O +the O +ACE B-Chemical +inhibitor I-Chemical +enalapril B-Chemical +a O +multicenter O +, O +randomized O +, O +prazosin B-Chemical +- O +controlled O +trial O +was O +designed O +that O +compared O +the O +incidence O +and O +severity O +of O +symptomatic O +hypotension B-Disease +on O +the O +first O +day O +of O +treatment O +. O + +Trial O +medication O +was O +2 O +. O +5 O +mg O +enalapril B-Chemical +or O +0 O +. O +5 O +prazosin B-Chemical +. O + +Subjects O +were O +1210 O +inpatients O +with O +New O +York O +Heart O +Association O +( O +NYHA O +) O +functional O +class O +II O +and O +III O +. O + +Patients O +who O +received O +enalapril B-Chemical +experienced O +clinically O +and O +statistically O +significantly O +less O +symptomatic O +hypotension B-Disease +( O +5 O +. O +2 O +% O +) O +than O +the O +patients O +who O +received O +prazosin B-Chemical +( O +12 O +. O +9 O +% O +) O +. O + +All O +patients O +recovered O +. O + +It O +was O +concluded O +that O +treatment O +with O +enalapril B-Chemical +was O +well O +tolerated O +and O +it O +is O +, O +therefore O +, O +unreasonable O +to O +restrict O +the O +initiation O +of O +treatment O +with O +enalapril B-Chemical +to O +inpatients O +. O + +Central B-Disease +nervous I-Disease +system I-Disease +complications I-Disease +during O +treatment O +of O +acute B-Disease +lymphoblastic I-Disease +leukemia I-Disease +in O +a O +single O +pediatric O +institution O +. O + +Central B-Disease +nervous I-Disease +system I-Disease +( I-Disease +CNS I-Disease +) I-Disease +complications I-Disease +during O +treatment O +of O +childhood O +acute B-Disease +lymphoblastic I-Disease +leukemia I-Disease +( O +ALL B-Disease +) O +remain O +a O +challenging O +clinical O +problem O +. O + +Outcome O +improvement O +with O +more O +intensive O +chemotherapy O +has O +significantly O +increased O +the O +incidence O +and O +severity O +of O +adverse O +events O +. O + +This O +study O +analyzed O +the O +incidence O +of O +neurological B-Disease +complications I-Disease +during O +ALL B-Disease +treatment O +in O +a O +single O +pediatric O +institution O +, O +focusing O +on O +clinical O +, O +radiological O +, O +and O +electrophysiological O +findings O +. O + +Exclusion O +criteria O +included O +CNS O +leukemic B-Disease +infiltration I-Disease +at O +diagnosis O +, O +therapy O +- O +related O +peripheral B-Disease +neuropathy I-Disease +, O +late O +- O +onset O +encephalopathy B-Disease +, O +or O +long O +- O +term O +neurocognitive B-Disease +defects I-Disease +. O + +During O +a O +9 O +- O +year O +period O +, O +we O +retrospectively O +collected O +27 O +neurological O +events O +( O +11 O +% O +) O +in O +as O +many O +patients O +, O +from O +253 O +children O +enrolled O +in O +the O +ALL B-Disease +front O +- O +line O +protocol O +. O + +CNS O +complications O +included O +posterior O +reversible O +leukoencephalopathy B-Disease +syndrome O +( O +n O += O +10 O +) O +, O +stroke B-Disease +( O +n O += O +5 O +) O +, O +temporal B-Disease +lobe I-Disease +epilepsy I-Disease +( O +n O += O +2 O +) O +, O +high O +- O +dose O +methotrexate B-Chemical +toxicity B-Disease +( O +n O += O +2 O +) O +, O +syndrome O +of O +inappropriate B-Disease +antidiuretic I-Disease +hormone I-Disease +secretion I-Disease +( O +n O += O +1 O +) O +, O +and O +other O +unclassified O +events O +( O +n O += O +7 O +) O +. O + +In O +conclusion O +, O +CNS O +complications O +are O +frequent O +events O +during O +ALL B-Disease +therapy O +, O +and O +require O +rapid O +detection O +and O +prompt O +treatment O +to O +limit O +permanent O +damage O +. O + +Cocaine B-Chemical +causes O +memory B-Disease +and I-Disease +learning I-Disease +impairments I-Disease +in O +rats O +: O +involvement O +of O +nuclear O +factor O +kappa O +B O +and O +oxidative O +stress O +, O +and O +prevention O +by O +topiramate B-Chemical +. O + +Different O +mechanisms O +have O +been O +suggested O +for O +cocaine B-Chemical +toxicity B-Disease +including O +an O +increase O +in O +oxidative O +stress O +but O +the O +association O +between O +oxidative O +status O +in O +the O +brain O +and O +cocaine B-Chemical +induced O +- O +behaviour O +is O +poorly O +understood O +. O + +Nuclear O +factor O +kappa O +B O +( O +NFkappaB O +) O +is O +a O +sensor O +of O +oxidative O +stress O +and O +participates O +in O +memory O +formation O +that O +could O +be O +involved O +in O +drug O +toxicity B-Disease +and O +addiction O +mechanisms O +. O + +Therefore O +NFkappaB O +activity O +, O +oxidative O +stress O +, O +neuronal O +nitric B-Chemical +oxide I-Chemical +synthase O +( O +nNOS O +) O +activity O +, O +spatial O +learning O +and O +memory O +as O +well O +as O +the O +effect O +of O +topiramate B-Chemical +, O +a O +previously O +proposed O +therapy O +for O +cocaine B-Disease +addiction I-Disease +, O +were O +evaluated O +in O +an O +experimental O +model O +of O +cocaine B-Chemical +administration O +in O +rats O +. O + +NFkappaB O +activity O +was O +decreased O +in O +the O +frontal O +cortex O +of O +cocaine B-Chemical +treated O +rats O +, O +as O +well O +as O +GSH B-Chemical +concentration O +and O +glutathione B-Chemical +peroxidase O +activity O +in O +the O +hippocampus O +, O +whereas O +nNOS O +activity O +in O +the O +hippocampus O +was O +increased O +. O + +Memory O +retrieval O +of O +experiences O +acquired O +prior O +to O +cocaine B-Chemical +administration O +was O +impaired O +and O +negatively O +correlated O +with O +NFkappaB O +activity O +in O +the O +frontal O +cortex O +. O + +In O +contrast O +, O +learning O +of O +new O +tasks O +was O +enhanced O +and O +correlated O +with O +the O +increase O +of O +nNOS O +activity O +and O +the O +decrease O +of O +glutathione B-Chemical +peroxidase O +. O + +These O +results O +provide O +evidence O +for O +a O +possible O +mechanistic O +role O +of O +oxidative O +and O +nitrosative O +stress O +and O +NFkappaB O +in O +the O +alterations O +induced O +by O +cocaine B-Chemical +. O + +Topiramate B-Chemical +prevented O +all O +the O +alterations O +observed O +, O +showing O +novel O +neuroprotective O +properties O +. O + +Efficacy O +and O +safety O +of O +asenapine B-Chemical +in O +a O +placebo O +- O +and O +haloperidol B-Chemical +- O +controlled O +trial O +in O +patients O +with O +acute O +exacerbation O +of O +schizophrenia B-Disease +. O + +Asenapine B-Chemical +is O +approved O +by O +the O +Food O +and O +Drugs O +Administration O +in O +adults O +for O +acute O +treatment O +of O +schizophrenia B-Disease +or O +of O +manic B-Disease +or O +mixed O +episodes O +associated O +with O +bipolar B-Disease +I I-Disease +disorder I-Disease +with O +or O +without O +psychotic B-Disease +features O +. O + +In O +a O +double O +- O +blind O +6 O +- O +week O +trial O +, O +458 O +patients O +with O +acute O +schizophrenia B-Disease +were O +randomly O +assigned O +to O +fixed O +- O +dose O +treatment O +with O +asenapine B-Chemical +at O +5 O +mg O +twice O +daily O +( O +BID O +) O +, O +asenapine B-Chemical +at O +10 O +mg O +BID O +, O +placebo O +, O +or O +haloperidol B-Chemical +at O +4 O +mg O +BID O +( O +to O +verify O +assay O +sensitivity O +) O +. O + +With O +last O +observations O +carried O +forward O +( O +LOCF O +) O +, O +mean O +Positive O +and O +Negative O +Syndrome O +Scale O +total O +score O +reductions O +from O +baseline O +to O +endpoint O +were O +significantly O +greater O +with O +asenapine B-Chemical +at O +5 O +mg O +BID O +( O +- O +16 O +. O +2 O +) O +and O +haloperidol B-Chemical +( O +- O +15 O +. O +4 O +) O +than O +placebo O +( O +- O +10 O +. O +7 O +; O +both O +P O +< O +0 O +. O +05 O +) O +; O +using O +mixed O +model O +for O +repeated O +measures O +( O +MMRM O +) O +, O +changes O +at O +day O +42 O +were O +significantly O +greater O +with O +asenapine B-Chemical +at O +5 O +and O +10 O +mg O +BID O +( O +- O +21 O +. O +3 O +and O +- O +19 O +. O +4 O +, O +respectively O +) O +and O +haloperidol B-Chemical +( O +- O +20 O +. O +0 O +) O +than O +placebo O +( O +- O +14 O +. O +6 O +; O +all O +P O +< O +0 O +. O +05 O +) O +. O + +On O +the O +Positive O +and O +Negative O +Syndrome O +Scale O +positive O +subscale O +, O +all O +treatments O +were O +superior O +to O +placebo O +with O +LOCF O +and O +MMRM O +; O +asenapine B-Chemical +at O +5 O +mg O +BID O +was O +superior O +to O +placebo O +on O +the O +negative O +subscale O +with O +MMRM O +and O +on O +the O +general O +psychopathology O +subscale O +with O +LOCF O +and O +MMRM O +. O + +Treatment O +- O +related O +adverse O +events O +( O +AEs O +) O +occurred O +in O +44 O +% O +and O +52 O +% O +, O +57 O +% O +, O +and O +41 O +% O +of O +the O +asenapine B-Chemical +at O +5 O +and O +10 O +mg O +BID O +, O +haloperidol B-Chemical +, O +and O +placebo O +groups O +, O +respectively O +. O + +Extrapyramidal B-Disease +symptoms I-Disease +reported O +as O +AEs O +occurred O +in O +15 O +% O +and O +18 O +% O +, O +34 O +% O +, O +and O +10 O +% O +of O +the O +asenapine B-Chemical +at O +5 O +and O +10 O +mg O +BID O +, O +haloperidol B-Chemical +, O +and O +placebo O +groups O +, O +respectively O +. O + +Across O +all O +groups O +, O +no O +more O +than O +5 O +% O +of O +patients O +had O +clinically O +significant O +weight O +change O +. O + +Post O +hoc O +analyses O +indicated O +that O +efficacy O +was O +similar O +with O +asenapine B-Chemical +and O +haloperidol B-Chemical +; O +greater O +contrasts O +were O +seen O +in O +AEs O +, O +especially O +extrapyramidal B-Disease +symptoms I-Disease +. O + +Salvage O +therapy O +with O +nelarabine B-Chemical +, O +etoposide B-Chemical +, O +and O +cyclophosphamide B-Chemical +in O +relapsed O +/ O +refractory O +paediatric O +T B-Disease +- I-Disease +cell I-Disease +lymphoblastic I-Disease +leukaemia I-Disease +and I-Disease +lymphoma I-Disease +. O + +A O +combination O +of O +5 O +d O +of O +nelarabine B-Chemical +( O +AraG B-Chemical +) O +with O +5 O +d O +of O +etoposide B-Chemical +( O +VP B-Chemical +) O +and O +cyclophosphamide B-Chemical +( O +CPM B-Chemical +) O +and O +prophylactic O +intrathecal O +chemotherapy O +was O +used O +as O +salvage O +therapy O +in O +seven O +children O +with O +refractory O +or O +relapsed O +T B-Disease +- I-Disease +cell I-Disease +leukaemia I-Disease +or I-Disease +lymphoma I-Disease +. O + +The O +most O +common O +side O +effects O +attributable O +to O +the O +AraG B-Chemical +included O +Grade O +2 O +and O +3 O +sensory O +and O +motor O +neuropathy B-Disease +and O +musculoskeletal B-Disease +pain I-Disease +. O + +Haematological B-Disease +toxicity I-Disease +was O +greater O +for O +the O +combination O +than O +AraG B-Chemical +alone O +, O +although O +median O +time O +to O +neutrophil O +and O +platelet O +recovery O +was O +consistent O +with O +other O +salvage O +therapies O +. O + +All O +patients O +had O +some O +response O +to O +the O +combined O +therapy O +and O +five O +of O +the O +seven O +went O +into O +complete O +remission O +after O +one O +or O +two O +courses O +of O +AraG B-Chemical +/ O +VP B-Chemical +/ O +CPM B-Chemical +. O + +Our O +experience O +supports O +the O +safety O +of O +giving O +AraG B-Chemical +as O +salvage O +therapy O +in O +synchrony O +with O +etoposide B-Chemical +and O +cyclophosphamide B-Chemical +, O +although O +neurological B-Disease +toxicity I-Disease +must O +be O +closely O +monitored O +. O + +Effect O +of O +adriamycin B-Chemical +combined O +with O +whole O +body O +hyperthermia B-Disease +on O +tumor B-Disease +and O +normal O +tissues O +. O + +Thermal O +enhancement O +of O +Adriamycin B-Chemical +- O +mediated O +antitumor O +activity O +and O +normal O +tissue O +toxicities B-Disease +by O +whole O +body O +hyperthermia B-Disease +were O +compared O +using O +a O +F344 O +rat O +model O +. O + +Antitumor O +activity O +was O +studied O +using O +a O +tumor B-Disease +growth O +delay O +assay O +. O + +Acute O +normal O +tissue O +toxicities B-Disease +( O +i O +. O +e O +. O +, O +leukopenia B-Disease +and O +thrombocytopenia B-Disease +) O +and O +late O +normal O +tissue O +toxicities B-Disease +( O +i O +. O +e O +. O +, O +myocardial B-Disease +and I-Disease +kidney I-Disease +injury I-Disease +) O +were O +evaluated O +by O +functional O +/ O +physiological O +assays O +and O +by O +morphological O +techniques O +. O + +Whole O +body O +hyperthermia B-Disease +( O +120 O +min O +at O +41 O +. O +5 O +degrees O +C O +) O +enhanced O +both O +Adriamycin B-Chemical +- O +mediated O +antitumor O +activity O +and O +toxic O +side O +effects O +. O + +The O +thermal O +enhancement O +ratio O +calculated O +for O +antitumor O +activity O +was O +1 O +. O +6 O +. O + +Thermal O +enhancement O +ratios O +estimated O +for O +" O +acute O +" O +hematological O +changes O +were O +1 O +. O +3 O +, O +whereas O +those O +estimated O +for O +" O +late O +" O +damage O +( O +based O +on O +morphological O +cardiac B-Disease +and I-Disease +renal I-Disease +lesions I-Disease +) O +varied O +between O +2 O +. O +4 O +and O +4 O +. O +3 O +. O + +Thus O +, O +while O +whole O +body O +hyperthermia B-Disease +enhances O +Adriamycin B-Chemical +- O +mediated O +antitumor O +effect O +, O +normal O +tissue O +toxicity B-Disease +is O +also O +increased O +, O +and O +the O +potential O +therapeutic O +gain O +of O +the O +combined O +modality O +treatment O +is O +eroded O +. O + +Permeability O +, O +ultrastructural O +changes O +, O +and O +distribution O +of O +novel O +proteins O +in O +the O +glomerular O +barrier O +in O +early O +puromycin B-Chemical +aminonucleoside I-Chemical +nephrosis B-Disease +. O + +BACKGROUND O +/ O +AIMS O +: O +It O +is O +still O +unclear O +what O +happens O +in O +the O +glomerulus O +when O +proteinuria B-Disease +starts O +. O + +Using O +puromycin B-Chemical +aminonucleoside I-Chemical +nephrosis B-Disease +( O +PAN O +) O +rats O +, O +we O +studied O +early O +ultrastructural O +and O +permeability O +changes O +in O +relation O +to O +the O +expression O +of O +the O +podocyte O +- O +associated O +molecules O +nephrin O +, O +a O +- O +actinin O +, O +dendrin O +, O +and O +plekhh2 O +, O +the O +last O +two O +of O +which O +were O +only O +recently O +discovered O +in O +podocytes O +. O + +METHODS O +: O +Using O +immune O +stainings O +, O +semiquantitative O +measurement O +was O +performed O +under O +the O +electron O +microscope O +. O + +Permeability O +was O +assessed O +using O +isolated O +kidney O +perfusion O +with O +tracers O +. O + +Possible O +effects O +of O +ACE O +inhibition O +were O +tested O +. O + +RESULTS O +: O +By O +day O +2 O +, O +some O +patchy O +foot O +process O +effacement O +, O +but O +no O +proteinuria B-Disease +, O +appeared O +. O + +The O +amount O +of O +nephrin O +was O +reduced O +in O +both O +diseased O +and O +normal O +areas O +. O + +The O +other O +proteins O +showed O +few O +changes O +, O +which O +were O +limited O +to O +diseased O +areas O +. O + +By O +day O +4 O +, O +foot O +process O +effacement O +was O +complete O +and O +proteinuria B-Disease +appeared O +in O +parallel O +with O +signs O +of O +size O +barrier O +damage O +. O + +Nephrin O +decreased O +further O +, O +while O +dendrin O +and O +plekhh2 O +also O +decreased O +but O +a O +- O +actinin O +remained O +unchanged O +. O + +ACE O +inhibition O +had O +no O +significant O +protective O +effect O +. O + +CONCLUSIONS O +: O +PAN O +glomeruli O +already O +showed O +significant O +pathology O +by O +day O +4 O +, O +despite O +relatively O +mild O +proteinuria B-Disease +. O + +This O +was O +preceded O +by O +altered O +nephrin O +expression O +, O +supporting O +its O +pivotal O +role O +in O +podocyte O +morphology O +. O + +The O +novel O +proteins O +dendrin O +and O +plekhh2 O +were O +both O +reduced O +, O +suggesting O +roles O +in O +PAN O +, O +whereas O +a O +- O +actinin O +was O +unchanged O +. O + +A O +novel O +, O +multiple O +symptom O +model O +of O +obsessive B-Disease +- I-Disease +compulsive I-Disease +- I-Disease +like I-Disease +behaviors I-Disease +in O +animals O +. O + +BACKGROUND O +: O +Current O +animal O +models O +of O +obsessive B-Disease +- I-Disease +compulsive I-Disease +disorder I-Disease +( O +OCD B-Disease +) O +typically O +involve O +acute O +, O +drug O +- O +induced O +symptom O +provocation O +or O +a O +genetic O +association O +with O +stereotypies O +or O +anxiety B-Disease +. O + +None O +of O +these O +current O +models O +demonstrate O +multiple O +OCD B-Disease +- O +like O +behaviors O +. O + +METHODS O +: O +Neonatal O +rats O +were O +treated O +with O +the O +tricyclic O +antidepressant B-Chemical +clomipramine B-Chemical +or O +vehicle O +between O +days O +9 O +and O +16 O +twice O +daily O +and O +behaviorally O +tested O +in O +adulthood O +. O + +RESULTS O +: O +Clomipramine B-Chemical +exposure O +in O +immature O +rats O +produced O +significant O +behavioral O +and O +biochemical O +changes O +that O +include O +enhanced O +anxiety B-Disease +( O +elevated O +plus O +maze O +and O +marble O +burying O +) O +, O +behavioral B-Disease +inflexibility I-Disease +( O +perseveration O +in O +the O +spontaneous O +alternation O +task O +and O +impaired O +reversal O +learning O +) O +, O +working O +memory B-Disease +impairment I-Disease +( O +e O +. O +g O +. O +, O +win O +- O +shift O +paradigm O +) O +, O +hoarding B-Disease +, O +and O +corticostriatal B-Disease +dysfunction I-Disease +. O + +Dopamine B-Chemical +D2 O +receptors O +were O +elevated O +in O +the O +striatum O +, O +whereas O +serotonin B-Chemical +2C O +, O +but O +not O +serotonin B-Chemical +1A O +, O +receptors O +were O +elevated O +in O +the O +orbital O +frontal O +cortex O +. O + +CONCLUSIONS O +: O +This O +is O +the O +first O +demonstration O +of O +multiple O +symptoms O +consistent O +with O +an O +OCD B-Disease +- O +like O +profile O +in O +animals O +. O + +Moreover O +, O +these O +behaviors O +are O +accompanied O +by O +biochemical O +changes O +in O +brain O +regions O +previously O +identified O +as O +relevant O +to O +OCD B-Disease +. O + +This O +novel O +model O +of O +OCD B-Disease +demonstrates O +that O +drug O +exposure O +during O +a O +sensitive O +period O +can O +program O +disease O +- O +like O +systems O +permanently O +, O +which O +could O +have O +implications O +for O +current O +and O +future O +therapeutic O +strategies O +for O +this O +and O +other O +psychiatric B-Disease +disorders I-Disease +. O + +Elevation O +of O +ADAM10 O +, O +ADAM17 O +, O +MMP O +- O +2 O +and O +MMP O +- O +9 O +expression O +with O +media O +degeneration O +features O +CaCl2 B-Chemical +- O +induced O +thoracic B-Disease +aortic I-Disease +aneurysm I-Disease +in O +a O +rat O +model O +. O + +PURPOSE O +: O +This O +study O +was O +designed O +to O +establish O +a O +rat O +model O +of O +thoracic B-Disease +aortic I-Disease +aneurysm I-Disease +( O +TAA B-Disease +) O +by O +calcium B-Chemical +chloride I-Chemical +( O +CaCl B-Chemical +( I-Chemical +2 I-Chemical +) I-Chemical +) O +- O +induced O +arterial B-Disease +injury I-Disease +and O +to O +explore O +the O +potential O +role O +of O +a O +disintegrin O +and O +metalloproteinase O +( O +ADAM O +) O +, O +matrix O +metalloproteinases O +( O +MMPs O +) O +and O +their O +endogenous O +inhibitors O +( O +TIMPs O +) O +in O +TAA B-Disease +formation O +. O + +METHODS O +: O +Thoracic O +aorta O +of O +male O +Sprague O +- O +Dawley O +rats O +was O +exposed O +to O +0 O +. O +5M O +CaCl B-Chemical +( I-Chemical +2 I-Chemical +) I-Chemical +or O +normal O +saline O +( O +NaCl B-Chemical +) O +. O + +After O +12weeks O +, O +animals O +were O +euthanized O +, O +and O +CaCl B-Chemical +( I-Chemical +2 I-Chemical +) I-Chemical +- O +treated O +, O +CaCl B-Chemical +( I-Chemical +2 I-Chemical +) I-Chemical +- O +untreated O +( O +n O += O +12 O +) O +and O +NaCl B-Chemical +- O +treated O +aortic O +segments O +( O +n O += O +12 O +) O +were O +collected O +for O +histological O +and O +molecular O +assessments O +. O + +MMP O +- O +TIMP O +and O +ADAM O +mRNAs O +were O +semi O +- O +quantitatively O +analyzed O +and O +protein O +expressions O +were O +determined O +by O +immunohistochemistry O +. O + +RESULTS O +: O +Despite O +similar O +external O +diameters O +among O +CaCl B-Chemical +( I-Chemical +2 I-Chemical +) I-Chemical +- O +treated O +, O +non O +- O +CaCl B-Chemical +( I-Chemical +2 I-Chemical +) I-Chemical +- O +treated O +and O +NaCl B-Chemical +- O +treated O +segments O +, O +aneurymal O +alteration O +( O +n O += O +6 O +, O +50 O +% O +) O +, O +media O +degeneration O +with O +regional O +disruption O +, O +fragmentation O +of O +elastic O +fiber O +, O +and O +increased O +collagen O +deposition O +( O +n O += O +12 O +, O +100 O +% O +) O +were O +demonstrated O +in O +CaCl B-Chemical +( I-Chemical +2 I-Chemical +) I-Chemical +- O +treated O +segments O +. O + +MMP O +- O +2 O +, O +MMP O +- O +9 O +, O +ADAM O +- O +10 O +and O +ADAM O +- O +17 O +mRNA O +levels O +were O +increased O +in O +CaCl B-Chemical +( I-Chemical +2 I-Chemical +) I-Chemical +- O +treated O +segments O +( O +all O +p O +< O +0 O +. O +01 O +) O +, O +with O +trends O +of O +elevation O +in O +CaCl B-Chemical +( I-Chemical +2 I-Chemical +) I-Chemical +- O +untreated O +segments O +, O +as O +compared O +with O +NaCl B-Chemical +- O +treated O +segments O +. O + +Immunohistochemistry O +displayed O +significantly O +increased O +expressions O +of O +MMP O +- O +2 O +, O +MMP O +- O +9 O +, O +ADAM O +- O +10 O +and O +ADAM O +- O +17 O +( O +all O +p O +< O +0 O +. O +01 O +) O +in O +intima O +and O +media O +for O +CaCl B-Chemical +( I-Chemical +2 I-Chemical +) I-Chemical +- O +treated O +segments O +. O + +TIMP O +mRNA O +and O +tissue O +levels O +did O +not O +differ O +obviously O +among O +the O +three O +aortic O +segments O +. O + +CONCLUSION O +: O +This O +study O +establishes O +a O +TAA B-Disease +model O +by O +periarterial O +CaCl B-Chemical +( I-Chemical +2 I-Chemical +) I-Chemical +exposure O +in O +rats O +, O +and O +demonstrates O +a O +significant O +elevation O +of O +expression O +of O +MMP O +- O +2 O +, O +MMP O +- O +9 O +, O +ADAM10 O +and O +ADAM17 O +in O +the O +pathogenesis O +of O +vascular O +remodeling O +. O + +Suxamethonium B-Chemical +induced O +prolonged O +apnea B-Disease +in O +a O +patient O +receiving O +electroconvulsive O +therapy O +. O + +Suxamethonium B-Chemical +causes O +prolonged O +apnea B-Disease +in O +patients O +in O +whom O +pseudocholinesterase O +enzyme O +gets O +deactivated O +by O +organophosphorus B-Chemical +( I-Chemical +OP I-Chemical +) I-Chemical +poisons I-Chemical +. O + +Here O +, O +we O +present O +a O +similar O +incident O +in O +a O +severely O +depressed B-Disease +patient O +who O +received O +electroconvulsive O +therapy O +( O +ECT O +) O +. O + +Prolonged O +apnea B-Disease +in O +our O +case O +ensued O +because O +the O +information O +about O +suicidal O +attempt O +by O +OP B-Chemical +compound I-Chemical +was O +concealed O +from O +the O +treating O +team O +. O + +Curcumin B-Chemical +ameliorates O +cognitive B-Disease +dysfunction I-Disease +and O +oxidative O +damage O +in O +phenobarbitone B-Chemical +and O +carbamazepine B-Chemical +administered O +rats O +. O + +The O +antiepileptic O +drugs O +, O +phenobarbitone B-Chemical +and O +carbamazepine B-Chemical +are O +well O +known O +to O +cause O +cognitive B-Disease +impairment I-Disease +on O +chronic O +use O +. O + +The O +increase O +in O +free O +radical O +generation O +has O +been O +implicated O +as O +one O +of O +the O +important O +mechanisms O +of O +cognitive B-Disease +impairment I-Disease +by O +antiepileptic O +drugs O +. O + +Curcumin B-Chemical +has O +shown O +antioxidant O +, O +anti O +- O +inflammatory O +and O +neuro O +- O +protective O +properties O +. O + +Therefore O +, O +the O +present O +study O +was O +carried O +out O +to O +investigate O +the O +effect O +of O +chronic O +curcumin B-Chemical +administration O +on O +phenobarbitone B-Chemical +- O +and O +carbamazepine B-Chemical +- O +induced O +cognitive B-Disease +impairment I-Disease +and O +oxidative O +stress O +in O +rats O +. O + +Pharmacokinetic O +interactions O +of O +curcumin B-Chemical +with O +phenobarbitone B-Chemical +and O +carbamazepine B-Chemical +were O +also O +studied O +. O + +Vehicle O +/ O +drugs O +were O +administered O +daily O +for O +21days O +to O +male O +Wistar O +rats O +. O + +Passive O +avoidance O +paradigm O +and O +elevated O +plus O +maze O +test O +were O +used O +to O +assess O +cognitive O +function O +. O + +At O +the O +end O +of O +study O +period O +, O +serum O +phenobarbitone B-Chemical +and O +carbamazepine B-Chemical +, O +whole O +brain O +malondialdehyde B-Chemical +and O +reduced O +glutathione B-Chemical +levels O +were O +estimated O +. O + +The O +administration O +of O +phenobarbitone B-Chemical +and O +carbamazepine B-Chemical +for O +21days O +caused O +a O +significant O +impairment B-Disease +of I-Disease +learning I-Disease +and I-Disease +memory I-Disease +as O +well O +as O +an O +increased O +oxidative O +stress O +. O + +Concomitant O +curcumin B-Chemical +administration O +prevented O +the O +cognitive B-Disease +impairment I-Disease +and O +decreased O +the O +increased O +oxidative O +stress O +induced O +by O +these O +antiepileptic O +drugs O +. O + +Curcumin B-Chemical +co O +- O +administration O +did O +not O +cause O +any O +significant O +alteration O +in O +the O +serum O +concentrations O +of O +both O +phenobarbitone B-Chemical +as O +well O +as O +carbamazepine B-Chemical +. O + +These O +results O +show O +that O +curcumin B-Chemical +has O +beneficial O +effect O +in O +mitigating O +the O +deterioration B-Disease +of I-Disease +cognitive I-Disease +functions I-Disease +and O +oxidative O +damage O +in O +rats O +treated O +with O +phenobarbitone B-Chemical +and O +carbamazepine B-Chemical +without O +significantly O +altering O +their O +serum O +concentrations O +. O + +The O +findings O +suggest O +that O +curcumin B-Chemical +can O +be O +considered O +as O +a O +potential O +safe O +and O +effective O +adjuvant O +to O +phenobarbitone B-Chemical +and O +carbamazepine B-Chemical +therapy O +in O +preventing O +cognitive B-Disease +impairment I-Disease +associated O +with O +these O +drugs O +. O + +Can O +angiogenesis O +be O +a O +target O +of O +treatment O +for O +ribavirin B-Chemical +associated O +hemolytic B-Disease +anemia I-Disease +? O + +BACKGROUND O +/ O +AIMS O +: O +Recently O +ribavirin B-Chemical +has O +been O +found O +to O +inhibit O +angiogenesis O +and O +a O +number O +of O +angiogenesis O +inhibitors O +such O +as O +sunitinib B-Chemical +and O +sorafenib B-Chemical +have O +been O +found O +to O +cause O +acute O +hemolysis B-Disease +. O + +We O +aimed O +to O +investigate O +whether O +there O +is O +a O +relation O +between O +hemoglobin O +, O +haptoglobin O +and O +angiogenesis O +soluble O +markers O +which O +are O +modifiable O +and O +can O +help O +in O +developing O +strategies O +against O +anemia B-Disease +. O + +METHODS O +: O +Fourteen O +patients O +chronically B-Disease +infected I-Disease +with I-Disease +hepatitis I-Disease +C I-Disease +virus I-Disease +were O +treated O +by O +pegylated B-Chemical +interferon I-Chemical +alpha I-Chemical +2a I-Chemical +and O +ribavirin B-Chemical +. O + +Serum O +hemoglobin O +, O +haptoglobin O +and O +angiogenesis O +markers O +of O +vascular O +endothelial O +growth O +factor O +and O +angiopoetin O +- O +2 O +were O +investigated O +before O +and O +after O +therapy O +. O + +RESULTS O +: O +We O +observed O +a O +significant O +decrease O +in O +haptoglobin O +levels O +at O +the O +end O +of O +the O +treatment O +period O +. O + +Hemoglobin O +levels O +also O +decreased O +but O +insignificantly O +by O +treatment O +. O + +In O +contrast O +with O +the O +literature O +, O +serum O +levels O +of O +angiogenesis O +factors O +did O +not O +change O +significantly O +by O +pegylated B-Chemical +interferon I-Chemical +and O +ribavirin B-Chemical +therapy O +. O + +We O +found O +no O +correlation O +of O +angiogenesis O +soluble O +markers O +with O +either O +hemoglobin O +or O +haptoglobin O +. O + +CONCLUSION O +: O +This O +is O +the O +first O +study O +in O +the O +literature O +investigating O +a O +link O +between O +angiogenesis O +soluble O +markers O +and O +ribavirin B-Chemical +induced O +anemia B-Disease +in O +patients O +with O +hepatitis B-Disease +C I-Disease +and O +we O +could O +not O +find O +any O +relation O +. O + +Future O +research O +with O +larger O +number O +of O +patients O +is O +needed O +to O +find O +out O +modifiable O +factors O +that O +will O +improve O +the O +safety O +of O +ribavirin B-Chemical +therapy O +. O + +Reduction O +in O +injection O +pain B-Disease +using O +buffered O +lidocaine B-Chemical +as O +a O +local O +anesthetic O +before O +cardiac O +catheterization O +. O + +Previous O +reports O +have O +suggested O +that O +pain B-Disease +associated O +with O +the O +injection O +of O +lidocaine B-Chemical +is O +related O +to O +the O +acidic O +pH O +of O +the O +solution O +. O + +To O +determine O +if O +the O +addition O +of O +a O +buffering O +solution O +to O +adjust O +the O +pH O +of O +lidocaine B-Chemical +into O +the O +physiologic O +range O +would O +reduce O +pain B-Disease +during O +injection O +, O +we O +performed O +a O +blinded O +randomized O +study O +in O +patients O +undergoing O +cardiac O +catheterization O +. O + +Twenty O +patients O +were O +asked O +to O +quantify O +the O +severity O +of O +pain B-Disease +after O +receiving O +standard O +lidocaine B-Chemical +in O +one O +femoral O +area O +and O +buffered O +lidocaine B-Chemical +in O +the O +opposite O +femoral O +area O +. O + +The O +mean O +pain B-Disease +score O +for O +buffered O +lidocaine B-Chemical +was O +significantly O +lower O +than O +the O +mean O +score O +for O +standard O +lidocaine B-Chemical +( O +2 O +. O +7 O ++ O +/ O +- O +1 O +. O +9 O +vs O +. O +3 O +. O +8 O ++ O +/ O +- O +2 O +. O +2 O +, O +P O += O +0 O +. O +03 O +) O +. O + +The O +pH O +adjustment O +of O +standard O +lidocaine B-Chemical +can O +be O +accomplished O +easily O +in O +the O +catheterization O +laboratory O +before O +injection O +and O +results O +in O +a O +reduction O +of O +the O +pain B-Disease +occurring O +during O +the O +infiltration O +of O +tissues O +. O + +Effect O +of O +L B-Chemical +- I-Chemical +alpha I-Chemical +- I-Chemical +glyceryl I-Chemical +- I-Chemical +phosphorylcholine I-Chemical +on O +amnesia B-Disease +caused O +by O +scopolamine B-Chemical +. O + +The O +present O +study O +was O +carried O +out O +to O +test O +the O +effects O +of O +L B-Chemical +- I-Chemical +alpha I-Chemical +- I-Chemical +glycerylphosphorylcholine I-Chemical +( O +L B-Chemical +- I-Chemical +alpha I-Chemical +- I-Chemical +GFC I-Chemical +) O +on O +memory B-Disease +impairment I-Disease +induced O +by O +scopolamine B-Chemical +in O +man O +. O + +Thirty O +- O +two O +healthy O +young O +volunteers O +were O +randomly O +allocated O +to O +four O +different O +groups O +. O + +They O +were O +given O +a O +ten O +day O +pretreatment O +with O +either O +L B-Chemical +- I-Chemical +alpha I-Chemical +- I-Chemical +GFC I-Chemical +or O +placebo O +, O +p O +. O +o O +. O +, O +and O +on O +the O +eleventh O +day O +either O +scopolamine B-Chemical +or O +placebo O +, O +i O +. O +m O +. O + +Before O +and O +0 O +. O +5 O +, O +1 O +, O +2 O +, O +3 O +, O +and O +6 O +h O +after O +injection O +the O +subjects O +were O +given O +attention O +and O +mnemonic O +tests O +. O + +The O +findings O +of O +this O +study O +indicate O +that O +the O +drug O +is O +able O +to O +antagonize O +impairment B-Disease +of I-Disease +attention I-Disease +and I-Disease +memory I-Disease +induced O +by O +scopolamine B-Chemical +. O + +Safety O +of O +capecitabine B-Chemical +: O +a O +review O +. O + +IMPORTANCE O +OF O +THE O +FIELD O +: O +Fluoropyrimidines B-Chemical +, O +in O +particular O +5 B-Chemical +- I-Chemical +fluorouracil I-Chemical +( O +5 B-Chemical +- I-Chemical +FU I-Chemical +) O +, O +have O +been O +the O +mainstay O +of O +treatment O +for O +several O +solid O +tumors B-Disease +, O +including O +colorectal B-Disease +, I-Disease +breast I-Disease +and I-Disease +head I-Disease +and I-Disease +neck I-Disease +cancers I-Disease +, O +for O +> O +40 O +years O +. O + +AREAS O +COVERED O +IN O +THIS O +REVIEW O +: O +This O +article O +reviews O +the O +pharmacology O +and O +efficacy O +of O +capecitabine B-Chemical +with O +a O +special O +emphasis O +on O +its O +safety O +. O + +WHAT O +THE O +READER O +WILL O +GAIN O +: O +The O +reader O +will O +gain O +better O +insight O +into O +the O +safety O +of O +capecitabine B-Chemical +in O +special O +populations O +such O +as O +patients O +with O +advanced O +age O +, O +renal B-Disease +and I-Disease +kidney I-Disease +disease I-Disease +. O + +We O +also O +explore O +different O +dosing O +and O +schedules O +of O +capecitabine B-Chemical +administration O +. O + +TAKE O +HOME O +MESSAGE O +: O +Capecitabine B-Chemical +is O +an O +oral O +prodrug O +of O +5 B-Chemical +- I-Chemical +FU I-Chemical +and O +was O +developed O +to O +fulfill O +the O +need O +for O +a O +more O +convenient O +therapy O +and O +provide O +an O +improved O +safety O +/ O +efficacy O +profile O +. O + +It O +has O +shown O +promising O +results O +alone O +or O +in O +combination O +with O +other O +chemotherapeutic O +agents O +in O +colorectal B-Disease +, I-Disease +breast I-Disease +, I-Disease +pancreaticobiliary I-Disease +, I-Disease +gastric I-Disease +, I-Disease +renal I-Disease +cell I-Disease +and I-Disease +head I-Disease +and I-Disease +neck I-Disease +cancers I-Disease +. O + +The O +most O +commonly O +reported O +toxic O +effects O +of O +capecitabine B-Chemical +are O +diarrhea B-Disease +, O +nausea B-Disease +, O +vomiting B-Disease +, O +stomatitis B-Disease +and O +hand B-Disease +- I-Disease +foot I-Disease +syndrome I-Disease +. O + +Capecitabine B-Chemical +has O +a O +well O +- O +established O +safety O +profile O +and O +can O +be O +given O +safely O +to O +patients O +with O +advanced O +age O +, O +hepatic B-Disease +and I-Disease +renal I-Disease +dysfunctions I-Disease +. O + +Levodopa B-Chemical +- O +induced O +dyskinesias B-Disease +in O +patients O +with O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +: O +filling O +the O +bench O +- O +to O +- O +bedside O +gap O +. O + +Levodopa B-Chemical +is O +the O +most O +effective O +drug O +for O +the O +treatment O +of O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +. O + +However O +, O +the O +long O +- O +term O +use O +of O +this O +dopamine B-Chemical +precursor O +is O +complicated O +by O +highly O +disabling O +fluctuations O +and O +dyskinesias B-Disease +. O + +Although O +preclinical O +and O +clinical O +findings O +suggest O +pulsatile O +stimulation O +of O +striatal O +postsynaptic O +receptors O +as O +a O +key O +mechanism O +underlying O +levodopa B-Chemical +- O +induced O +dyskinesias B-Disease +, O +their O +pathogenesis O +is O +still O +unclear O +. O + +In O +recent O +years O +, O +evidence O +from O +animal O +models O +of O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +has O +provided O +important O +information O +to O +understand O +the O +effect O +of O +specific O +receptor O +and O +post O +- O +receptor O +molecular O +mechanisms O +underlying O +the O +development O +of O +dyskinetic B-Disease +movements I-Disease +. O + +Recent O +preclinical O +and O +clinical O +data O +from O +promising O +lines O +of O +research O +focus O +on O +the O +differential O +role O +of O +presynaptic O +versus O +postsynaptic O +mechanisms O +, O +dopamine B-Chemical +receptor O +subtypes O +, O +ionotropic O +and O +metabotropic O +glutamate B-Chemical +receptors O +, O +and O +non O +- O +dopaminergic O +neurotransmitter O +systems O +in O +the O +pathophysiology O +of O +levodopa B-Chemical +- O +induced O +dyskinesias B-Disease +. O + +Effects O +of O +pallidal O +neurotensin B-Chemical +on O +haloperidol B-Chemical +- O +induced O +parkinsonian B-Disease +catalepsy I-Disease +: O +behavioral O +and O +electrophysiological O +studies O +. O + +OBJECTIVE O +: O +The O +globus O +pallidus O +plays O +a O +critical O +role O +in O +movement O +regulation O +. O + +Previous O +studies O +have O +indicated O +that O +the O +globus O +pallidus O +receives O +neurotensinergic O +innervation O +from O +the O +striatum O +, O +and O +systemic O +administration O +of O +a O +neurotensin B-Chemical +analog O +could O +produce O +antiparkinsonian O +effects O +. O + +The O +present O +study O +aimed O +to O +investigate O +the O +effects O +of O +pallidal O +neurotensin B-Chemical +on O +haloperidol B-Chemical +- O +induced O +parkinsonian B-Disease +symptoms I-Disease +. O + +METHODS O +: O +Behavioral O +experiments O +and O +electrophysiological O +recordings O +were O +performed O +in O +the O +present O +study O +. O + +RESULTS O +: O +Bilateral O +infusions O +of O +neurotensin B-Chemical +into O +the O +globus O +pallidus O +reversed O +haloperidol B-Chemical +- O +induced O +parkinsonian B-Disease +catalepsy I-Disease +in O +rats O +. O + +Electrophysiological O +recordings O +showed O +that O +microinjection O +of O +neurotensin B-Chemical +induced O +excitation O +of O +pallidal O +neurons O +in O +the O +presence O +of O +systemic O +haloperidol B-Chemical +administration O +. O + +The O +neurotensin B-Chemical +type I-Chemical +- I-Chemical +1 I-Chemical +receptor I-Chemical +antagonist I-Chemical +SR48692 B-Chemical +blocked O +both O +the O +behavioral O +and O +the O +electrophysiological O +effects O +induced O +by O +neurotensin B-Chemical +. O + +CONCLUSION O +: O +Activation O +of O +pallidal O +neurotensin B-Chemical +receptors O +may O +be O +involved O +in O +neurotensin B-Chemical +- O +induced O +antiparkinsonian O +effects O +. O + +Carmofur B-Chemical +- O +induced O +organic B-Disease +mental I-Disease +disorders I-Disease +. O + +Organic B-Disease +mental I-Disease +disorder I-Disease +was O +observed O +in O +a O +29 O +- O +year O +- O +old O +female O +in O +the O +prognostic O +period O +after O +the O +onset O +of O +carmofur B-Chemical +- O +induced O +leukoencephalopathy B-Disease +. O + +Symptoms O +such O +as O +euphoria O +, O +emotional O +lability O +and O +puerile O +attitude O +noted O +in O +the O +patient O +were O +diagnosed O +as O +organic B-Disease +personality I-Disease +syndrome I-Disease +according O +to O +the O +criteria O +defined O +in O +the O +DSM O +- O +III O +- O +R O +. O + +It O +is O +referred O +to O +as O +a O +frontal B-Disease +lobe I-Disease +syndrome I-Disease +. O + +Brain O +CT O +revealed O +a O +periventricular O +low O +density O +area O +in O +the O +frontal O +white O +matter O +and O +moderate O +dilatation O +of O +the O +lateral O +ventricles O +especially O +at O +the O +bilateral O +anterior O +horns O +. O + +Consequently O +, O +carmofur B-Chemical +- O +induced O +leukoencephalopathy B-Disease +may O +uncommonly O +result O +in O +organic B-Disease +personality I-Disease +syndrome I-Disease +in O +the O +residual O +state O +. O + +It O +may O +be O +attributed O +to O +the O +structural B-Disease +damage I-Disease +to I-Disease +the I-Disease +frontal I-Disease +lobe I-Disease +. O + +Butyrylcholinesterase O +gene O +mutations O +in O +patients O +with O +prolonged O +apnea B-Disease +after O +succinylcholine B-Chemical +for O +electroconvulsive O +therapy O +. O + +BACKGROUND O +: O +patients O +undergoing O +electroconvulsive O +therapy O +( O +ECT O +) O +often O +receive O +succinylcholine B-Chemical +as O +part O +of O +the O +anesthetic O +procedure O +. O + +The O +duration O +of O +action O +may O +be O +prolonged O +in O +patients O +with O +genetic O +variants O +of O +the O +butyrylcholinesterase O +enzyme O +( O +BChE O +) O +, O +the O +most O +common O +being O +the O +K O +- O +and O +the O +A O +- O +variants O +. O + +The O +aim O +of O +the O +study O +was O +to O +assess O +the O +clinical O +significance O +of O +genetic O +variants O +in O +butyrylcholinesterase O +gene O +( O +BCHE O +) O +in O +patients O +with O +a O +suspected O +prolonged O +duration O +of O +action O +of O +succinylcholine B-Chemical +after O +ECT O +. O + +METHODS O +: O +a O +total O +of O +13 O +patients O +were O +referred O +to O +the O +Danish O +Cholinesterase O +Research O +Unit O +after O +ECT O +during O +38 O +months O +. O + +We O +determined O +the O +BChE O +activity O +and O +the O +BCHE O +genotype O +using O +molecular O +genetic O +methods O +, O +the O +duration O +of O +apnea B-Disease +, O +time O +to O +sufficient O +spontaneous O +ventilation O +and O +whether O +neuromuscular O +monitoring O +was O +used O +. O + +The O +duration O +of O +apnea B-Disease +was O +compared O +with O +published O +data O +on O +normal O +subjects O +. O + +RESULTS O +: O +in O +11 O +patients O +, O +mutations O +were O +found O +in O +the O +BCHE O +gene O +, O +the O +K O +- O +variant O +being O +the O +most O +frequent O +. O + +The O +duration O +of O +apnea B-Disease +was O +5 O +- O +15 O +min O +compared O +with O +3 O +- O +5 O +. O +3 O +min O +from O +the O +literature O +. O + +Severe O +distress O +was O +noted O +in O +the O +recovery O +phase O +in O +two O +patients O +. O + +Neuromuscular O +monitoring O +was O +used O +in O +two O +patients O +. O + +CONCLUSION O +: O +eleven O +of O +13 O +patients O +with O +a O +prolonged O +duration O +of O +action O +of O +succinylcholine B-Chemical +had O +mutations O +in O +BCHE O +, O +indicating O +that O +this O +is O +the O +possible O +reason O +for O +a O +prolonged O +period O +of O +apnea B-Disease +. O + +We O +recommend O +objective O +neuromuscular O +monitoring O +during O +the O +first O +ECT O +. O + +Perhexiline B-Chemical +maleate I-Chemical +and O +peripheral B-Disease +neuropathy I-Disease +. O + +Peripheral B-Disease +neuropathy I-Disease +has O +been O +noted O +as O +a O +complication O +of O +therapy O +with O +perhexiline B-Chemical +maleate I-Chemical +, O +a O +drug O +widely O +used O +in O +France O +( O +and O +in O +clinical O +trials O +in O +the O +United O +States O +) O +for O +the O +prophylactic O +treatment O +of O +angina B-Disease +pectoris I-Disease +. O + +In O +24 O +patients O +with O +this O +complication O +, O +the O +marked O +slowing O +of O +motor O +nerve O +conduction O +velocity O +and O +the O +electromyographic O +changes O +imply O +mainly O +a O +demyelinating B-Disease +disorder I-Disease +. O + +Improvement O +was O +noted O +with O +cessation O +of O +therapy O +. O + +In O +a O +few O +cases O +the O +presence O +of O +active O +denervation O +signified O +a O +poor O +prognosis O +, O +with O +only O +slight O +improvement O +. O + +The O +underlying O +mechanism O +causing O +the O +neuropathy B-Disease +is O +not O +yet O +fully O +known O +, O +although O +some O +evidence O +indicates O +that O +it O +may O +be O +a O +lipid O +storage O +process O +. O + +A O +phase O +I O +study O +of O +4 B-Chemical +' I-Chemical +- I-Chemical +0 I-Chemical +- I-Chemical +tetrahydropyranyladriamycin I-Chemical +. O + +Clinical O +pharmacology O +and O +pharmacokinetics O +. O + +A O +Phase O +I O +study O +of O +intravenous O +( O +IV O +) O +bolus O +4 B-Chemical +' I-Chemical +- I-Chemical +0 I-Chemical +- I-Chemical +tetrahydropyranyladriamycin I-Chemical +( O +Pirarubicin B-Chemical +) O +was O +done O +in O +55 O +patients O +in O +good O +performance O +status O +with O +refractory O +tumors B-Disease +. O + +Twenty O +- O +six O +had O +minimal O +prior O +therapy O +( O +good O +risk O +) O +, O +23 O +had O +extensive O +prior O +therapy O +( O +poor O +risk O +) O +, O +and O +six O +had O +renal B-Disease +and I-Disease +/ I-Disease +or I-Disease +hepatic I-Disease +dysfunction I-Disease +. O + +A O +total O +of O +167 O +courses O +at O +doses O +of O +15 O +to O +70 O +mg O +/ O +m2 O +were O +evaluable O +. O + +Maximum O +tolerated O +dose O +in O +good O +- O +risk O +patients O +was O +70 O +mg O +/ O +m2 O +, O +and O +in O +poor O +- O +risk O +patients O +, O +60 O +mg O +/ O +m2 O +. O + +The O +dose O +- O +limiting O +toxic O +effect O +was O +transient O +noncumulative O +granulocytopenia B-Disease +. O + +Granulocyte O +nadir O +was O +on O +day O +14 O +( O +range O +, O +4 O +- O +22 O +) O +. O + +Less O +frequent O +toxic O +effects O +included O +thrombocytopenia B-Disease +, O +anemia B-Disease +, O +nausea B-Disease +, O +mild O +alopecia B-Disease +, O +phlebitis B-Disease +, O +and O +mucositis B-Disease +. O + +Myelosuppression B-Disease +was O +more O +in O +patients O +with O +hepatic B-Disease +dysfunction I-Disease +. O + +Pharmacokinetic O +analyses O +in O +21 O +patients O +revealed O +Pirarubicin B-Chemical +plasma O +T O +1 O +/ O +2 O +alpha O +( O ++ O +/ O +- O +SE O +) O +of O +2 O +. O +5 O ++ O +/ O +- O +0 O +. O +85 O +minutes O +, O +T O +beta O +1 O +/ O +2 O +of O +25 O +. O +6 O ++ O +/ O +- O +6 O +. O +5 O +minutes O +, O +and O +T O +1 O +/ O +2 O +gamma O +of O +23 O +. O +6 O ++ O +/ O +- O +7 O +. O +6 O +hours O +. O + +The O +area O +under O +the O +curve O +was O +537 O ++ O +/ O +- O +149 O +ng O +/ O +ml O +x O +hours O +, O +volume O +of O +distribution O +( O +Vd O +) O +3504 O ++ O +/ O +- O +644 O +l O +/ O +m2 O +, O +and O +total O +clearance O +( O +ClT O +) O +was O +204 O ++ O +39 O +. O +3 O +l O +/ O +hour O +/ O +m2 O +. O + +Adriamycinol B-Chemical +, O +doxorubicin B-Chemical +, O +adriamycinone B-Chemical +, O +and O +tetrahydropyranyladriamycinol B-Chemical +were O +the O +metabolites O +detected O +in O +plasma O +and O +the O +amount O +of O +doxorubicin B-Chemical +was O +less O +than O +or O +equal O +to O +10 O +% O +of O +the O +total O +metabolites O +. O + +Urinary O +excretion O +of O +Pirarubicin B-Chemical +in O +the O +first O +24 O +hours O +was O +less O +than O +or O +equal O +to O +10 O +% O +. O + +Activity O +was O +noted O +in O +mesothelioma B-Disease +, O +leiomyosarcoma B-Disease +, O +and O +basal B-Disease +cell I-Disease +carcinoma I-Disease +. O + +The O +recommended O +starting O +dose O +for O +Phase O +II O +trials O +is O +60 O +mg O +/ O +m2 O +IV O +bolus O +every O +3 O +weeks O +. O + +Ocular B-Disease +and I-Disease +auditory I-Disease +toxicity I-Disease +in O +hemodialyzed O +patients O +receiving O +desferrioxamine B-Chemical +. O + +During O +an O +18 O +- O +month O +period O +of O +study O +41 O +hemodialyzed O +patients O +receiving O +desferrioxamine B-Chemical +( O +10 O +- O +40 O +mg O +/ O +kg O +BW O +/ O +3 O +times O +weekly O +) O +for O +the O +first O +time O +were O +monitored O +for O +detection O +of O +audiovisual B-Disease +toxicity I-Disease +. O + +6 O +patients O +presented O +clinical O +symptoms O +of O +visual B-Disease +or I-Disease +auditory I-Disease +toxicity I-Disease +. O + +Moreover O +, O +detailed O +ophthalmologic O +and O +audiologic O +studies O +disclosed O +abnormalities O +in O +7 O +more O +asymptomatic O +patients O +. O + +Visual B-Disease +toxicity I-Disease +was O +of O +retinal O +origin O +and O +was O +characterized O +by O +a O +tritan O +- O +type O +dyschromatopsy B-Disease +, O +sometimes O +associated O +with O +a B-Disease +loss I-Disease +of I-Disease +visual I-Disease +acuity I-Disease +and O +pigmentary B-Disease +retinal I-Disease +deposits I-Disease +. O + +Auditory B-Disease +toxicity I-Disease +was O +characterized O +by O +a O +mid O +- O +to O +high O +- O +frequency O +neurosensorial B-Disease +hearing I-Disease +loss I-Disease +and O +the O +lesion O +was O +of O +the O +cochlear O +type O +. O + +Desferrioxamine B-Chemical +withdrawal O +resulted O +in O +a O +complete O +recovery O +of O +visual O +function O +in O +1 O +patient O +and O +partial O +recovery O +in O +3 O +, O +and O +a O +complete O +reversal O +of O +hearing B-Disease +loss I-Disease +in O +3 O +patients O +and O +partial O +recovery O +in O +3 O +. O + +This O +toxicity B-Disease +appeared O +in O +patients O +receiving O +the O +higher O +doses O +of O +desferrioxamine B-Chemical +or O +coincided O +with O +the O +normalization O +of O +ferritin O +or O +aluminium B-Chemical +serum O +levels O +. O + +The O +data O +indicate O +that O +audiovisual B-Disease +toxicity I-Disease +is O +not O +an O +infrequent O +complication O +in O +hemodialyzed O +patients O +receiving O +desferrioxamine B-Chemical +. O + +Periodical O +audiovisual O +monitoring O +should O +be O +performed O +on O +hemodialyzed O +patients O +receiving O +the O +drug O +in O +order O +to O +detect O +adverse O +effects O +as O +early O +as O +possible O +. O + +Serial O +epilepsy B-Disease +caused O +by O +levodopa B-Chemical +/ I-Chemical +carbidopa I-Chemical +administration O +in O +two O +patients O +on O +hemodialysis O +. O + +Two O +patients O +with O +similar O +clinical O +features O +are O +presented O +: O +both O +patients O +had O +chronic B-Disease +renal I-Disease +failure I-Disease +, O +on O +hemodialysis O +for O +many O +years O +but O +recently O +begun O +on O +a O +high O +- O +flux O +dialyzer O +; O +both O +had O +been O +receiving O +a O +carbidopa B-Chemical +/ I-Chemical +levodopa I-Chemical +preparation O +; O +and O +both O +had O +the O +onset O +of O +hallucinosis B-Disease +and O +recurrent O +seizures B-Disease +, O +which O +were O +refractory O +to O +anticonvulsants O +. O + +The O +first O +patient O +died O +without O +a O +diagnosis O +; O +the O +second O +patient O +had O +a O +dramatic O +recovery O +following O +the O +administration O +of O +vitamin B-Chemical +B6 I-Chemical +. O + +Neither O +patient O +was O +considered O +to O +have O +a O +renal O +state O +sufficiently O +severe O +enough O +to O +explain O +their O +presentation O +. O + +Randomized O +, O +double O +- O +blind O +trial O +of O +mazindol B-Chemical +in O +Duchenne B-Disease +dystrophy I-Disease +. O + +There O +is O +evidence O +that O +growth O +hormone O +may O +be O +related O +to O +the O +progression O +of O +weakness B-Disease +in O +Duchenne B-Disease +dystrophy I-Disease +. O + +We O +conducted O +a O +12 O +- O +month O +controlled O +trial O +of O +mazindol B-Chemical +, O +a O +putative O +growth O +hormone O +secretion O +inhibitor O +, O +in O +83 O +boys O +with O +Duchenne B-Disease +dystrophy I-Disease +. O + +Muscle O +strength O +, O +contractures O +, O +functional O +ability O +and O +pulmonary O +function O +were O +tested O +at O +baseline O +, O +and O +6 O +and O +12 O +months O +after O +treatment O +with O +mazindol B-Chemical +( O +3 O +mg O +/ O +d O +) O +or O +placebo O +. O + +The O +study O +was O +designed O +to O +have O +a O +power O +of O +greater O +than O +0 O +. O +90 O +to O +detect O +a O +slowing O +to O +25 O +% O +of O +the O +expected O +rate O +of O +progression O +of O +weakness B-Disease +at O +P O +less O +than O +0 O +. O +05 O +. O + +Mazindol B-Chemical +did O +not O +benefit O +strength O +at O +any O +point O +in O +the O +study O +. O + +Side O +effects O +attributable O +to O +mazindol B-Chemical +included O +decreased B-Disease +appetite I-Disease +( O +36 O +% O +) O +, O +dry B-Disease +mouth I-Disease +( O +10 O +% O +) O +, O +behavioral O +change O +( O +22 O +% O +) O +, O +and O +gastrointestinal B-Disease +symptoms I-Disease +( O +18 O +% O +) O +; O +mazindol B-Chemical +dosage O +was O +reduced O +in O +43 O +% O +of O +patients O +. O + +The O +effect O +of O +mazindol B-Chemical +on O +GH O +secretion O +was O +estimated O +indirectly O +by O +comparing O +the O +postabsorptive O +IGF O +- O +I O +levels O +obtained O +following O +3 O +, O +6 O +, O +9 O +, O +and O +12 O +months O +in O +the O +mazindol B-Chemical +treated O +to O +those O +in O +the O +placebo O +groups O +. O + +Although O +mazindol B-Chemical +- O +treated O +patients O +gained O +less O +weight O +and O +height O +than O +placebo O +- O +treated O +patients O +, O +no O +significant O +effect O +on O +IGF O +- O +I O +levels O +was O +observed O +. O + +Mazindol B-Chemical +doses O +not O +slow O +the O +progression O +of O +weakness B-Disease +in O +Duchenne B-Disease +dystrophy I-Disease +. O + +Facilitation O +of O +memory O +retrieval O +by O +pre O +- O +test O +morphine B-Chemical +and O +its O +state O +dependency O +in O +the O +step O +- O +through O +type O +passive O +avoidance O +learning O +test O +in O +mice O +. O + +Amnesia B-Disease +produced O +by O +scopolamine B-Chemical +and O +cycloheximide B-Chemical +were O +reversed O +by O +morphine B-Chemical +given O +30 O +min O +before O +the O +test O +trial O +( O +pre O +- O +test O +) O +, O +and O +pre O +- O +test O +morphine B-Chemical +also O +facilitated O +the O +memory O +retrieval O +in O +the O +animals O +administered O +naloxone B-Chemical +during O +the O +training O +trial O +. O + +Similarly O +, O +pre O +- O +test O +scopolamine B-Chemical +partially O +reversed O +the O +scopolamine B-Chemical +- O +induced O +amnesia B-Disease +, O +but O +not O +significantly O +; O +and O +pre O +- O +test O +cycloheximide B-Chemical +failed O +to O +reverse O +the O +cycloheximide B-Chemical +- O +induced O +amnesia B-Disease +. O + +These O +results O +suggest O +that O +the O +facilitation O +of O +memory O +retrieval O +by O +pre O +- O +test O +morphine B-Chemical +might O +be O +the O +direct O +action O +of O +morphine B-Chemical +rather O +than O +a O +state O +dependent O +effect O +. O + +Naloxone B-Chemical +reverses O +the O +antihypertensive O +effect O +of O +clonidine B-Chemical +. O + +In O +unanesthetized O +, O +spontaneously O +hypertensive B-Disease +rats O +the O +decrease O +in O +blood O +pressure O +and O +heart O +rate O +produced O +by O +intravenous O +clonidine B-Chemical +, O +5 O +to O +20 O +micrograms O +/ O +kg O +, O +was O +inhibited O +or O +reversed O +by O +nalozone B-Chemical +, O +0 O +. O +2 O +to O +2 O +mg O +/ O +kg O +. O + +The O +hypotensive B-Disease +effect O +of O +100 O +mg O +/ O +kg O +alpha B-Chemical +- I-Chemical +methyldopa I-Chemical +was O +also O +partially O +reversed O +by O +naloxone B-Chemical +. O + +Naloxone B-Chemical +alone O +did O +not O +affect O +either O +blood O +pressure O +or O +heart O +rate O +. O + +In O +brain O +membranes O +from O +spontaneously O +hypertensive B-Disease +rats O +clonidine B-Chemical +, O +10 O +( O +- O +8 O +) O +to O +10 O +( O +- O +5 O +) O +M O +, O +did O +not O +influence O +stereoselective O +binding O +of O +[ B-Chemical +3H I-Chemical +] I-Chemical +- I-Chemical +naloxone I-Chemical +( O +8 O +nM O +) O +, O +and O +naloxone B-Chemical +, O +10 O +( O +- O +8 O +) O +to O +10 O +( O +- O +4 O +) O +M O +, O +did O +not O +influence O +clonidine B-Chemical +- O +suppressible O +binding O +of O +[ B-Chemical +3H I-Chemical +] I-Chemical +- I-Chemical +dihydroergocryptine I-Chemical +( O +1 O +nM O +) O +. O + +These O +findings O +indicate O +that O +in O +spontaneously O +hypertensive B-Disease +rats O +the O +effects O +of O +central O +alpha O +- O +adrenoceptor O +stimulation O +involve O +activation O +of O +opiate O +receptors O +. O + +As O +naloxone B-Chemical +and O +clonidine B-Chemical +do O +not O +appear O +to O +interact O +with O +the O +same O +receptor O +site O +, O +the O +observed O +functional O +antagonism O +suggests O +the O +release O +of O +an O +endogenous O +opiate O +by O +clonidine B-Chemical +or O +alpha B-Chemical +- I-Chemical +methyldopa I-Chemical +and O +the O +possible O +role O +of O +the O +opiate O +in O +the O +central O +control O +of O +sympathetic O +tone O +. O + +Neurotoxicity B-Disease +of O +halogenated B-Chemical +hydroxyquinolines I-Chemical +: O +clinical O +analysis O +of O +cases O +reported O +outside O +Japan O +. O + +An O +analysis O +is O +presented O +of O +220 O +cases O +of O +possible O +neurotoxic B-Disease +reactions O +to O +halogenated B-Chemical +hydroxyquinolines I-Chemical +reported O +from O +outside O +Japan O +. O + +In O +80 O +cases O +insufficient O +information O +was O +available O +for O +adequate O +comment O +and O +in O +29 O +a O +relationship O +to O +the O +administration O +of O +clioquinol B-Chemical +could O +be O +excluded O +. O + +Of O +the O +remainder O +, O +a O +relationship O +to O +clioquinol B-Chemical +was O +considered O +probable O +in O +42 O +and O +possible O +in O +69 O +cases O +. O + +In O +six O +of O +the O +probable O +cases O +the O +neurological B-Disease +disturbance I-Disease +consisted O +of O +an O +acute O +reversible O +encephalopathy B-Disease +usually O +related O +to O +the O +ingestion O +of O +a O +high O +dose O +of O +clioquinol B-Chemical +over O +a O +short O +period O +. O + +The O +most O +common O +manifestation O +, O +observed O +in O +15 O +further O +cases O +, O +was O +isolated O +optic B-Disease +atrophy I-Disease +. O + +This O +was O +most O +frequently O +found O +in O +children O +, O +many O +of O +whom O +had O +received O +clioquinol B-Chemical +as O +treatment O +for O +acrodermatitis B-Disease +enteropathica I-Disease +. O + +In O +the O +remaining O +cases O +, O +a O +combination O +of O +myelopathy B-Disease +, O +visual B-Disease +disturbance I-Disease +, O +and O +peripheral B-Disease +neuropathy I-Disease +was O +the O +most O +common O +manifestation O +. O + +Isolated O +myelopathy B-Disease +or O +peripheral B-Disease +neuropathy I-Disease +, O +or O +these O +manifestations O +occurring O +together O +, O +were O +infrequent O +. O + +The O +onset O +of O +all O +manifestations O +( O +except O +toxic O +encephalopathy B-Disease +) O +was O +usually O +subacute O +, O +with O +subsequent O +partial O +recovery O +. O + +Older O +subjects O +tended O +to O +display O +more O +side O +effects O +. O + +The O +full O +syndrome O +of O +subacute O +myelo B-Disease +- I-Disease +optic I-Disease +neuropathy I-Disease +was O +more O +frequent O +in O +women O +, O +but O +they O +tended O +to O +have O +taken O +greater O +quantities O +of O +the O +drug O +. O + +Prazosin B-Chemical +- O +induced O +stress B-Disease +incontinence I-Disease +. O + +A O +case O +of O +genuine O +stress B-Disease +incontinence I-Disease +due O +to O +prazosin B-Chemical +, O +a O +common O +antihypertensive O +drug O +, O +is O +presented O +. O + +Prazosin B-Chemical +exerts O +its O +antihypertensive O +effects O +through O +vasodilatation O +caused O +by O +selective O +blockade O +of O +postsynaptic O +alpha O +- O +1 O +adrenergic O +receptors O +. O + +As O +an O +alpha O +- O +blocker O +, O +it O +also O +exerts O +a O +significant O +relaxant O +effect O +on O +the O +bladder O +neck O +and O +urethra O +. O + +The O +patient O +' O +s O +clinical O +course O +is O +described O +and O +correlated O +with O +initial O +urodynamic O +studies O +while O +on O +prazosin B-Chemical +and O +subsequent O +studies O +while O +taking O +verapamil B-Chemical +. O + +Her O +incontinence B-Disease +resolved O +with O +the O +change O +of O +medication O +. O + +The O +restoration O +of O +continence O +was O +accompanied O +by O +a O +substantial O +rise O +in O +maximum O +urethral O +pressure O +, O +maximum O +urethral O +closure O +pressure O +, O +and O +functional O +urethral O +length O +. O + +Patients O +who O +present O +with O +stress B-Disease +incontinence I-Disease +while O +taking O +prazosin B-Chemical +should O +change O +their O +antihypertensive O +medication O +before O +considering O +surgery O +, O +because O +their O +incontinence B-Disease +may O +resolve O +spontaneously O +with O +a O +change O +in O +drug O +therapy O +. O + +Myocardial B-Disease +infarction I-Disease +following O +sublingual O +administration O +of O +isosorbide B-Chemical +dinitrate I-Chemical +. O + +A O +78 O +- O +year O +- O +old O +with O +healed O +septal O +necrosis B-Disease +suffered O +a O +recurrent O +myocardial B-Disease +infarction I-Disease +of O +the O +anterior O +wall O +following O +the O +administration O +of O +isosorbide B-Chemical +dinitrate I-Chemical +5 O +mg O +sublingually O +. O + +After O +detailing O +the O +course O +of O +events O +, O +we O +discuss O +the O +role O +of O +paradoxical O +coronary O +spasm B-Disease +and O +hypotension B-Disease +- O +mediated O +myocardial B-Disease +ischemia I-Disease +occurring O +downstream O +to O +significant O +coronary B-Disease +arterial I-Disease +stenosis I-Disease +in O +the O +pathophysiology O +of O +acute B-Disease +coronary I-Disease +insufficiency I-Disease +. O + +Comparison O +of O +the O +respiratory O +effects O +of O +i O +. O +v O +. O +infusions O +of O +morphine B-Chemical +and O +regional O +analgesia O +by O +extradural O +block O +. O + +The O +incidence O +of O +postoperative O +respiratory O +apnoea B-Disease +was O +compared O +between O +five O +patients O +receiving O +a O +continuous O +i O +. O +v O +. O +infusion O +of O +morphine B-Chemical +( O +mean O +73 O +. O +6 O +mg O +) O +and O +five O +patients O +receiving O +a O +continuous O +extradural O +infusion O +of O +0 O +. O +25 O +% O +bupivacaine B-Chemical +( O +mean O +192 O +mg O +) O +in O +the O +24 O +- O +h O +period O +following O +upper O +abdominal O +surgery O +. O + +Monitoring O +consisted O +of O +airflow O +detection O +by O +a O +carbon B-Chemical +dioxide I-Chemical +analyser O +, O +chest O +wall O +movement O +detected O +by O +pneumatic O +capsules O +, O +and O +continuous O +electrocardiograph O +recorded O +with O +a O +Holter O +ambulatory O +monitor O +. O + +Both O +obstructive B-Disease +( I-Disease +P I-Disease +less I-Disease +than I-Disease +0 I-Disease +. I-Disease +05 I-Disease +) I-Disease +and I-Disease +central I-Disease +apnoea I-Disease +( O +P O +less O +than O +0 O +. O +05 O +) O +occurred O +more O +frequently O +in O +patients O +who O +had O +a O +morphine B-Chemical +infusion O +. O + +There O +was O +also O +a O +higher O +incidence O +of O +tachyarrhythmias B-Disease +( O +P O +less O +than O +0 O +. O +05 O +) O +and O +ventricular B-Disease +ectopic I-Disease +beats I-Disease +( O +P O +less O +than O +0 O +. O +05 O +) O +in O +the O +morphine B-Chemical +infusion O +group O +. O + +Effects O +of O +aminophylline B-Chemical +on O +the O +threshold O +for O +initiating O +ventricular B-Disease +fibrillation I-Disease +during O +respiratory B-Disease +failure I-Disease +. O + +Cardiac B-Disease +arrhythmias I-Disease +have O +frequently O +been O +reported O +in O +association O +with O +respiratory B-Disease +failure I-Disease +. O + +The O +possible O +additive O +role O +of O +pharmacologic O +agents O +in O +precipitating O +cardiac B-Disease +disturbances I-Disease +in O +patients O +with O +respiratory B-Disease +failure I-Disease +has O +only O +recently O +been O +emphasized O +. O + +The O +effects O +of O +aminophylline B-Chemical +on O +the O +ventricular B-Disease +fibrillation I-Disease +threshold O +during O +normal O +acid O +- O +base O +conditions O +and O +during O +respiratory B-Disease +failure I-Disease +were O +studied O +in O +anesthetized O +open O +chest O +dogs O +. O + +The O +ventricular B-Disease +fibrillation I-Disease +threshold O +was O +measured O +by O +passing O +a O +gated O +train O +of O +12 O +constant O +current O +pulses O +through O +the O +ventricular O +myocardium O +during O +the O +vulnerable O +period O +of O +the O +cardiac O +cycle O +. O + +During O +the O +infusion O +of O +aminophylline B-Chemical +, O +the O +ventricular B-Disease +fibrillation I-Disease +threshold O +was O +reduced O +by O +30 O +to O +40 O +percent O +of O +the O +control O +when O +pH O +and O +partial O +pressures O +of O +oxygen B-Chemical +( O +PO2 B-Chemical +) O +and O +carbon B-Chemical +dioxide I-Chemical +( O +CO2 B-Chemical +) O +were O +kept O +within O +normal O +limits O +. O + +When O +respiratory B-Disease +failure I-Disease +was O +produced O +by O +hypoventilation B-Disease +( O +pH O +7 O +. O +05 O +to O +7 O +. O +25 O +; O +PC02 O +70 O +to O +100 O +mm O +Hg O +: O +P02 O +20 O +to O +40 O +mm O +Hg O +) O +, O +infusion O +of O +aminophylline B-Chemical +resulted O +in O +an O +even O +greater O +decrease O +in O +ventricular B-Disease +fibrillation I-Disease +threshold O +to O +60 O +percent O +of O +the O +control O +level O +. O + +These O +experiments O +suggest O +that O +although O +many O +factors O +may O +contribute O +to O +the O +increased O +incidence O +of O +ventricular B-Disease +arrhythmias I-Disease +in O +respiratory B-Disease +failure I-Disease +, O +pharmacologic O +agents O +, O +particularly O +aminophylline B-Chemical +, O +may O +play O +a O +significant O +role O +. O + +Pentoxifylline B-Chemical +( O +Trental B-Chemical +) O +does O +not O +inhibit O +dipyridamole B-Chemical +- O +induced O +coronary O +hyperemia B-Disease +: O +implications O +for O +dipyridamole B-Chemical +- O +thallium B-Chemical +- O +201 O +myocardial O +imaging O +. O + +Dipyridamole B-Chemical +- O +thallium B-Chemical +- O +201 O +imaging O +is O +often O +performed O +in O +patients O +unable O +to O +exercise O +because O +of O +peripheral B-Disease +vascular I-Disease +disease I-Disease +. O + +Many O +of O +these O +patients O +are O +taking O +pentoxifylline B-Chemical +( O +Trental B-Chemical +) O +, O +a O +methylxanthine B-Chemical +derivative O +which O +may O +improve O +intermittent B-Disease +claudication I-Disease +. O + +Whether O +pentoxifylline B-Chemical +inhibits O +dipyridamole B-Chemical +- O +induced O +coronary O +hyperemia B-Disease +like O +other O +methylxanthines B-Chemical +such O +as O +theophylline B-Chemical +and O +should O +be O +stopped O +prior O +to O +dipyridamole B-Chemical +- O +thallium B-Chemical +- O +201 O +imaging O +is O +unknown O +. O + +Therefore O +, O +we O +studied O +the O +hyperemic O +response O +to O +dipyridamole B-Chemical +in O +seven O +open O +- O +chest O +anesthetized O +dogs O +after O +pretreatment O +with O +either O +pentoxifylline B-Chemical +( O +0 O +, O +7 O +. O +5 O +, O +or O +15 O +mg O +/ O +kg O +i O +. O +v O +. O +) O +or O +theophylline B-Chemical +( O +3 O +mg O +/ O +kg O +i O +. O +v O +. O +) O +. O + +Baseline O +circumflex O +coronary O +blood O +flows O +did O +not O +differ O +significantly O +among O +treatment O +groups O +. O + +Dipyridamole B-Chemical +significantly O +increased O +coronary O +blood O +flow O +before O +and O +after O +7 O +. O +5 O +or O +15 O +mm O +/ O +kg O +i O +. O +v O +. O +pentoxifylline B-Chemical +( O +p O +less O +than O +0 O +. O +002 O +) O +. O + +Neither O +dose O +of O +pentoxifylline B-Chemical +significantly O +decreased O +the O +dipyridamole B-Chemical +- O +induced O +hyperemia B-Disease +, O +while O +peak O +coronary O +blood O +flow O +was O +significantly O +lower O +after O +theophylline B-Chemical +( O +p O +less O +than O +0 O +. O +01 O +) O +. O + +We O +conclude O +that O +pentoxyifylline B-Chemical +does O +not O +inhibit O +dipyridamole B-Chemical +- O +induced O +coronary O +hyperemia B-Disease +even O +at O +high O +doses O +. O + +Cause O +of O +death B-Disease +among O +patients O +with O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +: O +a O +rare O +mortality O +due O +to O +cerebral B-Disease +haemorrhage I-Disease +. O + +Causes O +of O +death B-Disease +, O +with O +special O +reference O +to O +cerebral B-Disease +haemorrhage I-Disease +, O +among O +240 O +patients O +with O +pathologically O +verified O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +were O +investigated O +using O +the O +Annuals O +of O +the O +Pathological O +Autopsy O +Cases O +in O +Japan O +from O +1981 O +to O +1985 O +. O + +The O +leading O +causes O +of O +death B-Disease +were O +pneumonia B-Disease +and O +bronchitis B-Disease +( O +44 O +. O +1 O +% O +) O +, O +malignant O +neoplasms B-Disease +( O +11 O +. O +6 O +% O +) O +, O +heart B-Disease +diseases I-Disease +( O +4 O +. O +1 O +% O +) O +, O +cerebral B-Disease +infarction I-Disease +( O +3 O +. O +7 O +% O +) O +and O +septicaemia B-Disease +( O +3 O +. O +3 O +% O +) O +. O + +Cerebral B-Disease +haemorrhage I-Disease +was O +the O +11th O +most O +frequent O +cause O +of O +death B-Disease +, O +accounting O +for O +only O +0 O +. O +8 O +% O +of O +deaths B-Disease +among O +the O +patients O +, O +whereas O +it O +was O +the O +5th O +most O +common O +cause O +of O +death B-Disease +among O +the O +Japanese O +general O +population O +in O +1985 O +. O + +The O +low O +incidence O +of O +cerebral B-Disease +haemorrhage I-Disease +as O +a O +cause O +of O +death B-Disease +in O +patients O +with O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +may O +reflect O +the O +hypotensive B-Disease +effect O +of O +levodopa B-Chemical +and O +a O +hypotensive B-Disease +mechanism O +due O +to O +reduced O +noradrenaline B-Chemical +levels O +in O +the O +parkinsonian B-Disease +brain O +. O + +Possible O +intramuscular O +midazolam B-Chemical +- O +associated O +cardiorespiratory B-Disease +arrest I-Disease +and O +death B-Disease +. O + +Midazolam B-Chemical +hydrochloride I-Chemical +is O +commonly O +used O +for O +dental O +or O +endoscopic O +procedures O +. O + +Although O +generally O +consisted O +safe O +when O +given O +intramuscularly O +, O +intravenous O +administration O +is O +known O +to O +cause O +respiratory B-Disease +and I-Disease +cardiovascular I-Disease +depression I-Disease +. O + +This O +report O +describes O +the O +first O +published O +case O +of O +cardiorespiratory B-Disease +arrest I-Disease +and O +death B-Disease +associated O +with O +intramuscular O +administration O +of O +midazolam B-Chemical +. O + +Information O +regarding O +midazolam B-Chemical +use O +is O +reviewed O +to O +provide O +recommendation O +for O +safe O +administration O +. O + +Myasthenia B-Disease +gravis I-Disease +presenting O +as O +weakness O +after O +magnesium B-Chemical +administration O +. O + +We O +studied O +a O +patient O +with O +no O +prior O +history O +of O +neuromuscular B-Disease +disease I-Disease +who O +became O +virtually O +quadriplegic B-Disease +after O +parenteral O +magnesium B-Chemical +administration O +for O +preeclampsia B-Disease +. O + +The O +serum O +magnesium B-Chemical +concentration O +was O +3 O +. O +0 O +mEq O +/ O +L O +, O +which O +is O +usually O +well O +tolerated O +. O + +The O +magnesium B-Chemical +was O +stopped O +and O +she O +recovered O +over O +a O +few O +days O +. O + +While O +she O +was O +weak O +, O +2 O +- O +Hz O +repetitive O +stimulation O +revealed O +a O +decrement O +without O +significant O +facilitation O +at O +rapid O +rates O +or O +after O +exercise O +, O +suggesting O +postsynaptic B-Disease +neuromuscular I-Disease +blockade I-Disease +. O + +After O +her O +strength O +returned O +, O +repetitive O +stimulation O +was O +normal O +, O +but O +single O +fiber O +EMG O +revealed O +increased O +jitter O +and O +blocking O +. O + +Her O +acetylcholine B-Chemical +receptor O +antibody O +level O +was O +markedly O +elevated O +. O + +Although O +paralysis B-Disease +after O +magnesium B-Chemical +administration O +has O +been O +described O +in O +patients O +with O +known O +myasthenia B-Disease +gravis I-Disease +, O +it O +has O +not O +previously O +been O +reported O +to O +be O +the O +initial O +or O +only O +manifestation O +of O +the O +disease O +. O + +Patients O +who O +are O +unusually O +sensitive O +to O +the O +neuromuscular O +effects O +of O +magnesium B-Chemical +should O +be O +suspected O +of O +having O +an O +underlying O +disorder B-Disease +of I-Disease +neuromuscular I-Disease +transmission I-Disease +. O + +No O +enhancement O +by O +phenobarbital B-Chemical +of O +the O +hepatocarcinogenicity O +of O +a O +choline B-Chemical +- O +devoid O +diet O +in O +the O +rat O +. O + +An O +experiment O +was O +performed O +to O +test O +whether O +inclusion O +of O +phenobarbital B-Chemical +in O +a O +choline B-Chemical +- O +devoid O +diet O +would O +increase O +the O +hepatocarcinogenicity O +of O +the O +diet O +. O + +Groups O +of O +5 O +- O +week O +old O +male O +Fischer O +- O +344 O +rats O +were O +fed O +for O +7 O +- O +25 O +months O +semipurified O +choline B-Chemical +- O +devoid O +or O +choline B-Chemical +- O +supplemented O +diets O +, O +containing O +or O +not O +0 O +. O +06 O +% O +phenobarbital B-Chemical +. O + +No O +hepatic O +preneoplastic O +nodules O +or O +hepatocellular B-Disease +carcinomas I-Disease +developed O +in O +rats O +fed O +the O +plain O +choline B-Chemical +- O +supplemented O +diet O +, O +while O +one O +preneoplastic O +nodule O +and O +one O +hepatocellular B-Disease +carcinoma I-Disease +developed O +in O +two O +rats O +fed O +the O +same O +diet O +containing O +phenobarbital B-Chemical +. O + +The O +incidence O +of O +preneoplastic O +nodules O +and O +of O +hepatocellular B-Disease +carcinomas I-Disease +was O +10 O +% O +and O +37 O +% O +, O +respectively O +, O +in O +rats O +fed O +the O +plain O +choline B-Chemical +- O +devoid O +diet O +, O +and O +17 O +% O +and O +30 O +% O +, O +in O +rats O +fed O +the O +phenobarbital B-Chemical +- O +containing O +choline B-Chemical +- O +devoid O +diet O +. O + +The O +results O +evinced O +no O +enhancement O +of O +the O +hepatocarcinogenicity O +of O +the O +choline B-Chemical +- O +devoid O +diet O +by O +phenobarbital B-Chemical +. O + +Sporadic O +neoplastic O +lesions O +were O +observed O +in O +organs O +other O +than O +the O +liver O +of O +some O +of O +the O +animals O +, O +irrespective O +of O +the O +diet O +fed O +. O + +On O +two O +paradoxical O +side O +- O +effects O +of O +prednisolone B-Chemical +in O +rats O +, O +ribosomal O +RNA O +biosyntheses O +, O +and O +a O +mechanism O +of O +action O +. O + +Liver B-Disease +enlargement I-Disease +and O +muscle B-Disease +wastage I-Disease +occurred O +in O +Wistar O +rats O +following O +the O +subcutaneous O +administration O +of O +prednisolone B-Chemical +. O + +In O +the O +liver O +both O +the O +content O +of O +RNA O +and O +the O +biosynthesis O +of O +ribosomal O +RNA O +increased O +while O +both O +the O +RNA O +content O +and O +ribosomal O +RNA O +biosynthesis O +were O +reduced O +in O +the O +gastrocnemius O +muscle O +. O + +It O +is O +suggested O +that O +the O +drug O +acted O +in O +a O +selective O +and O +tissue O +- O +specific O +manner O +to O +enhance O +ribosomal O +RNA O +synthesis O +in O +the O +liver O +and O +depress O +such O +synthesis O +in O +the O +muscle O +. O + +This O +view O +supports O +the O +contention O +that O +the O +liver O +and O +muscle O +are O +independent O +sites O +of O +prednisolone B-Chemical +action O +. O + +Differential O +effects O +of O +gamma B-Chemical +- I-Chemical +hexachlorocyclohexane I-Chemical +( O +lindane B-Chemical +) O +on O +pharmacologically O +- O +induced O +seizures B-Disease +. O + +Gamma B-Chemical +- I-Chemical +hexachlorocyclohexane I-Chemical +( O +gamma B-Chemical +- I-Chemical +HCH I-Chemical +) O +, O +the O +active O +ingredient O +of O +the O +insecticide O +lindane B-Chemical +, O +has O +been O +shown O +to O +decrease O +seizure B-Disease +threshold O +to O +pentylenetrazol O +( O +PTZ B-Chemical +) O +3 O +h O +after O +exposure O +to O +gamma B-Chemical +- I-Chemical +HCH I-Chemical +and O +conversely O +increase O +threshold O +to O +PTZ B-Chemical +- O +induced O +seizures B-Disease +24 O +h O +after O +exposure O +to O +gamma B-Chemical +- I-Chemical +HCH I-Chemical +( O +Vohland O +et O +al O +. O +1981 O +) O +. O + +In O +this O +study O +, O +the O +severity O +of O +response O +to O +other O +seizure B-Disease +- O +inducing O +agents O +was O +tested O +in O +mice O +1 O +and O +24 O +h O +after O +intraperitoneal O +administration O +of O +80 O +mg O +/ O +kg O +gamma B-Chemical +- I-Chemical +HCH I-Chemical +. O + +One O +hour O +after O +the O +administration O +of O +gamma B-Chemical +- I-Chemical +HCH I-Chemical +, O +the O +activity O +of O +seizure B-Disease +- O +inducing O +agents O +was O +increased O +, O +regardless O +of O +their O +mechanism O +, O +while O +24 O +h O +after O +gamma B-Chemical +- I-Chemical +HCH I-Chemical +a O +differential O +response O +was O +observed O +. O + +Seizure B-Disease +activity O +due O +to O +PTZ B-Chemical +and O +picrotoxin B-Chemical +( O +PTX B-Chemical +) O +was O +significantly O +decreased O +; O +however O +, O +seizure B-Disease +activity O +due O +to O +3 B-Chemical +- I-Chemical +mercaptopropionic I-Chemical +acid I-Chemical +( O +MPA B-Chemical +) O +, O +bicuculline B-Chemical +( O +BCC B-Chemical +) O +, O +methyl B-Chemical +6 I-Chemical +, I-Chemical +7 I-Chemical +- I-Chemical +dimethoxy I-Chemical +- I-Chemical +4 I-Chemical +- I-Chemical +ethyl I-Chemical +- I-Chemical +B I-Chemical +- I-Chemical +carboline I-Chemical +- I-Chemical +3 I-Chemical +- I-Chemical +carboxylate I-Chemical +( O +DMCM B-Chemical +) O +, O +or O +strychnine B-Chemical +( O +STR B-Chemical +) O +was O +not O +different O +from O +control O +. O + +In O +vitro O +, O +gamma B-Chemical +- I-Chemical +HCH I-Chemical +, O +pentylenetetrazol B-Chemical +and O +picrotoxin B-Chemical +were O +shown O +to O +inhibit O +3H B-Chemical +- I-Chemical +TBOB I-Chemical +binding O +in O +mouse O +whole O +brain O +, O +with O +IC50 O +values O +of O +4 O +. O +6 O +, O +404 O +and O +9 O +. O +4 O +microM O +, O +respectively O +. O + +MPA B-Chemical +, O +BCC B-Chemical +, O +DMCM B-Chemical +, O +and O +STR B-Chemical +showed O +no O +inhibition O +of O +3H B-Chemical +- I-Chemical +TBOB I-Chemical +( O +t B-Chemical +- I-Chemical +butyl I-Chemical +bicyclo I-Chemical +- I-Chemical +orthobenzoate I-Chemical +) O +binding O +at O +concentrations O +of O +100 O +micron O +. O + +The O +pharmacological O +challenge O +data O +suggest O +that O +tolerance O +may O +occur O +to O +seizure B-Disease +activity O +induced O +by O +PTZ B-Chemical +and O +PTX B-Chemical +24 O +h O +after O +gamma B-Chemical +- I-Chemical +HCH I-Chemical +, O +since O +the O +response O +to O +only O +these O +two O +seizure B-Disease +- O +inducing O +agents O +is O +decreased O +. O + +The O +in O +vitro O +data O +suggest O +that O +the O +site O +responsible O +for O +the O +decrease O +in O +seizure B-Disease +activity O +24 O +h O +after O +gamma B-Chemical +- I-Chemical +HCH I-Chemical +may O +be O +the O +GABA B-Chemical +- O +A O +receptor O +- O +linked O +chloride O +channel O +. O + +Tolerance O +and O +antiviral O +effect O +of O +ribavirin B-Chemical +in O +patients O +with O +Argentine B-Disease +hemorrhagic I-Disease +fever I-Disease +. O + +Tolerance O +and O +antiviral O +effect O +of O +ribavirin B-Chemical +was O +studied O +in O +6 O +patients O +with O +Argentine B-Disease +hemorrhagic I-Disease +fever I-Disease +( O +AHF B-Disease +) O +of O +more O +than O +8 O +days O +of O +evolution O +. O + +Administration O +of O +ribavirin B-Chemical +resulted O +in O +a O +neutralization O +of O +viremia B-Disease +and O +a O +drop O +of O +endogenous O +interferon O +titers O +. O + +The O +average O +time O +of O +death B-Disease +was O +delayed O +. O + +A O +reversible O +anemia B-Disease +was O +the O +only O +adverse O +effect O +observed O +. O + +From O +these O +results O +, O +we O +conclude O +that O +ribavirin B-Chemical +has O +an O +antiviral O +effect O +in O +advanced O +cases O +of O +AHF B-Disease +, O +and O +that O +anemia B-Disease +, O +the O +only O +secondary O +reaction O +observed O +, O +can O +be O +easily O +managed O +. O + +The O +possible O +beneficial O +effect O +of O +ribavirin B-Chemical +during O +the O +initial O +days O +of O +AHF B-Disease +is O +discussed O +. O + +Is O +the O +treatment O +of O +scabies B-Disease +hazardous O +? O + +Treatment O +for O +scabies B-Disease +is O +usually O +initiated O +by O +general O +practitioners O +; O +most O +consider O +lindane B-Chemical +( O +gamma B-Chemical +benzene I-Chemical +hexachloride I-Chemical +) O +the O +treatment O +of O +choice O +. O + +Lindane B-Chemical +is O +also O +widely O +used O +as O +an O +agricultural O +and O +industrial O +pesticide O +, O +and O +as O +a O +result O +the O +toxic O +profile O +of O +this O +insecticide O +is O +well O +understood O +. O + +Evidence O +is O +accumulating O +that O +lindane B-Chemical +can O +be O +toxic B-Disease +to I-Disease +the I-Disease +central I-Disease +nervous I-Disease +system I-Disease +and O +may O +be O +associated O +with O +aplastic B-Disease +anaemia I-Disease +. O + +Preparations O +containing O +lindane B-Chemical +continue O +to O +be O +sold O +over O +the O +counter O +and O +may O +represent O +a O +hazard O +to O +poorly O +informed O +patients O +. O + +This O +literature O +review O +suggests O +that O +general O +practitioners O +should O +prescribe O +scabicides O +with O +increased O +caution O +for O +certain O +at O +- O +risk O +groups O +, O +and O +give O +adequate O +warnings O +regarding O +potential O +toxicity B-Disease +. O + +Mouse O +strain O +- O +dependent O +effect O +of O +amantadine B-Chemical +on O +motility O +and O +brain O +biogenic O +amines B-Chemical +. O + +The O +effect O +of O +amantadine B-Chemical +hydrochloride I-Chemical +, O +injected O +i O +. O +p O +. O +in O +6 O +increments O +of O +100 O +mg O +/ O +kg O +each O +over O +30 O +hr O +, O +on O +mouse O +motility O +and O +whole O +brain O +content O +of O +selected O +biogenic O +amines B-Chemical +and O +major O +metabolites O +was O +studied O +in O +4 O +strains O +of O +mice O +. O + +These O +were O +the O +albino O +Sprague O +- O +Dawley O +ICR O +and O +BALB O +/ O +C O +, O +the O +black O +C57BL O +/ O +6 O +and O +the O +brown O +CDF O +- O +I O +mouse O +strains O +. O + +Amantadine B-Chemical +treatment O +produced O +a O +biphasic O +effect O +on O +mouse O +motility O +. O + +The O +initial O +dose O +of O +amantadine B-Chemical +depressed B-Disease +locomotor O +activity O +in O +all O +mouse O +strains O +studied O +with O +the O +BALB O +/ O +C O +mice O +being O +the O +most O +sensitive O +. O + +Subsequent O +amantadine B-Chemical +treatments O +produced O +enhancement O +of O +motility O +from O +corresponding O +control O +in O +all O +mouse O +strains O +with O +the O +BALB O +/ O +C O +mice O +being O +the O +least O +sensitive O +. O + +The O +locomotor O +activity O +was O +decreased O +from O +corresponding O +controls O +in O +all O +strains O +studied O +, O +except O +for O +the O +ICR O +mice O +, O +during O +an O +overnight O +drug O +- O +free O +period O +following O +the O +fourth O +amantadine B-Chemical +treatment O +. O + +Readministration O +of O +amantadine B-Chemical +, O +after O +a O +drug O +- O +free O +overnight O +period O +, O +increased O +motility O +from O +respective O +saline O +control O +in O +all O +strains O +with O +exception O +of O +the O +BALB O +/ O +C O +mice O +where O +suppression B-Disease +of I-Disease +motility I-Disease +occurred O +. O + +Treatment O +with O +amantadine B-Chemical +did O +not O +alter O +whole O +brain O +dopamine B-Chemical +levels O +but O +decreased O +the O +amounts O +of O +3 B-Chemical +, I-Chemical +4 I-Chemical +- I-Chemical +dihydroxyphenylacetic I-Chemical +acid I-Chemical +in O +the O +BALB O +/ O +C O +mice O +compared O +to O +saline O +control O +. O + +Conversely O +, O +brain O +normetanephrine B-Chemical +concentration O +was O +increased O +from O +saline O +control O +by O +amantadine B-Chemical +in O +the O +BALB O +/ O +C O +mice O +. O + +The O +results O +suggest O +a O +strain O +- O +dependent O +effect O +of O +amantadine B-Chemical +on O +motility O +and O +indicate O +a O +differential O +response O +to O +the O +acute O +and O +multiple O +dose O +regimens O +used O +. O + +The O +BALB O +/ O +C O +mouse O +was O +the O +most O +sensitive O +strain O +and O +could O +serve O +as O +the O +strain O +of O +choice O +for O +evaluating O +the O +side O +effects O +of O +amantadine B-Chemical +. O + +The O +biochemical O +results O +of O +brain O +biogenic O +amines B-Chemical +of O +BALB O +/ O +C O +mouse O +strain O +suggest O +a O +probable O +decrease O +of O +catecholamine B-Chemical +turnover O +rate O +and O +/ O +or O +metabolism O +by O +monoamine O +oxidase O +and O +a O +resulting O +increase O +in O +O O +- O +methylation O +of O +norepinephrine B-Chemical +which O +may O +account O +for O +a O +behavioral B-Disease +depression I-Disease +caused O +by O +amantadine B-Chemical +in O +the O +BALB O +/ O +C O +mice O +. O + +Chloroacetaldehyde B-Chemical +and O +its O +contribution O +to O +urotoxicity O +during O +treatment O +with O +cyclophosphamide B-Chemical +or O +ifosfamide B-Chemical +. O + +An O +experimental O +study O +/ O +short O +communication O +. O + +Based O +on O +clinical O +data O +, O +indicating O +that O +chloroacetaldehyde B-Chemical +( O +CAA B-Chemical +) O +is O +an O +important O +metabolite O +of O +oxazaphosphorine O +cytostatics O +, O +an O +experimental O +study O +was O +carried O +out O +in O +order O +to O +elucidate O +the O +role O +of O +CAA B-Chemical +in O +the O +development O +of O +hemorrhagic B-Disease +cystitis I-Disease +. O + +The O +data O +demonstrate O +that O +CAA B-Chemical +after O +i O +. O +v O +. O +administration O +does O +not O +contribute O +to O +bladder B-Disease +damage I-Disease +. O + +When O +instilled O +directly O +into O +the O +bladder O +, O +CAA B-Chemical +exerts O +urotoxic O +effects O +, O +it O +is O +, O +however O +, O +susceptible O +to O +detoxification O +with O +mesna B-Chemical +. O + +Source O +of O +pain B-Disease +and O +primitive O +dysfunction O +in O +migraine B-Disease +: O +an O +identical O +site O +? O + +Twenty O +common O +migraine B-Disease +patients O +received O +a O +one O +sided O +frontotemporal O +application O +of O +nitroglycerin B-Chemical +( O +10 O +patients O +) O +or O +placebo O +ointment O +( O +10 O +patients O +) O +in O +a O +double O +blind O +study O +. O + +Early O +onset O +migraine B-Disease +attacks O +were O +induced O +by O +nitroglycerin B-Chemical +in O +seven O +out O +of O +10 O +patients O +versus O +no O +patient O +in O +the O +placebo O +group O +. O + +Subsequently O +20 O +migraine B-Disease +patients O +, O +who O +developed O +an O +early O +onset O +attack O +with O +frontotemporal O +nitroglycerin B-Chemical +, O +received O +the O +drug O +in O +a O +second O +induction O +test O +at O +other O +body O +areas O +. O + +No O +early O +onset O +migraine B-Disease +was O +observed O +. O + +Thus O +the O +migraine B-Disease +- O +inducing O +effect O +of O +nitroglycerin B-Chemical +seems O +to O +depend O +on O +direct O +stimulation O +of O +the O +habitual O +site O +of O +pain B-Disease +, O +suggesting O +that O +the O +frontotemporal O +region O +is O +of O +crucial O +importance O +in O +the O +development O +of O +a O +migraine B-Disease +crisis O +. O + +This O +is O +not O +consistent O +with O +a O +CNS O +origin O +of O +migraine B-Disease +attack O +. O + +Hypersensitivity B-Disease +to O +carbamazepine B-Chemical +presenting O +with O +a O +leukemoid B-Disease +reaction I-Disease +, O +eosinophilia B-Disease +, O +erythroderma B-Disease +, O +and O +renal B-Disease +failure I-Disease +. O + +We O +report O +a O +patient O +in O +whom O +hypersensitivity B-Disease +to O +carbamazepine B-Chemical +presented O +with O +generalized O +erythroderma B-Disease +, O +a O +severe O +leukemoid B-Disease +reaction I-Disease +, O +eosinophilia B-Disease +, O +hyponatremia B-Disease +, O +and O +renal B-Disease +failure I-Disease +. O + +This O +is O +the O +first O +report O +of O +such O +an O +unusual O +reaction O +to O +carbamazepine B-Chemical +. O + +Fluoxetine B-Chemical +- O +induced O +akathisia B-Disease +: O +clinical O +and O +theoretical O +implications O +. O + +Five O +patients O +receiving O +fluoxetine B-Chemical +for O +the O +treatment O +of O +obsessive B-Disease +compulsive I-Disease +disorder I-Disease +or O +major B-Disease +depression I-Disease +developed O +akathisia B-Disease +. O + +The O +typical O +fluoxetine B-Chemical +- O +induced O +symptoms O +of O +restlessness O +, O +constant O +pacing O +, O +purposeless O +movements O +of O +the O +feet O +and O +legs O +, O +and O +marked O +anxiety B-Disease +were O +indistinguishable O +from O +those O +of O +neuroleptic O +- O +induced O +akathisia B-Disease +. O + +Three O +patients O +who O +had O +experienced O +neuroleptic O +- O +induced O +akathisia B-Disease +in O +the O +past O +reported O +that O +the O +symptoms O +of O +fluoxetine B-Chemical +- O +induced O +akathisia B-Disease +were O +identical O +, O +although O +somewhat O +milder O +. O + +Akathisia B-Disease +appeared O +to O +be O +a O +common O +side O +effect O +of O +fluoxetine B-Chemical +and O +generally O +responded O +well O +to O +treatment O +with O +the O +beta O +- O +adrenergic O +antagonist O +propranolol B-Chemical +, O +dose O +reduction O +, O +or O +both O +. O + +The O +authors O +suggest O +that O +fluoxetine B-Chemical +- O +induced O +akathisia B-Disease +may O +be O +caused O +by O +serotonergically O +mediated O +inhibition O +of O +dopaminergic O +neurotransmission O +and O +that O +the O +pathophysiology O +of O +fluoxetine B-Chemical +- O +induced O +akathisia B-Disease +and O +tricyclic O +antidepressant B-Chemical +- O +induced O +" O +jitteriness O +" O +may O +be O +identical O +. O + +Effect O +of O +converting O +enzyme O +inhibition O +on O +the O +course O +of O +adriamycin B-Chemical +- O +induced O +nephropathy B-Disease +. O + +The O +effect O +of O +the O +converting O +enzyme O +inhibitor O +( O +CEI O +) O +enalapril B-Chemical +was O +assessed O +in O +Munich O +- O +Wistar O +rats O +with O +established O +adriamycin B-Chemical +nephrosis B-Disease +. O + +Rats O +were O +given O +a O +single O +dose O +of O +adriamycin B-Chemical +and O +one O +month O +later O +divided O +into O +four O +groups O +matched O +for O +albuminuria B-Disease +, O +blood O +pressure O +, O +and O +plasma O +albumin O +concentration O +. O + +Groups O +1 O +and O +3 O +remained O +untreated O +while O +groups O +2 O +and O +4 O +received O +enalapril B-Chemical +. O + +Groups O +1 O +and O +2 O +underwent O +micropuncture O +studies O +after O +10 O +days O +. O + +These O +short O +- O +term O +studies O +showed O +that O +enalapril B-Chemical +reduced O +arterial O +blood O +pressure O +( O +101 O ++ O +/ O +- O +2 O +vs O +. O +124 O ++ O +/ O +- O +3 O +mm O +Hg O +, O +group O +2 O +vs O +. O +1 O +, O +P O +less O +than O +0 O +. O +05 O +) O +and O +glomerular O +capillary O +pressure O +( O +54 O ++ O +/ O +- O +1 O +vs O +. O +61 O ++ O +/ O +- O +2 O +mm O +Hg O +, O +P O +less O +than O +0 O +. O +05 O +) O +without O +reducing O +albuminuria B-Disease +( O +617 O ++ O +/ O +- O +50 O +vs O +. O +570 O ++ O +/ O +- O +47 O +mg O +/ O +day O +) O +or O +GFR O +( O +1 O +. O +03 O ++ O +/ O +- O +0 O +. O +04 O +vs O +. O +1 O +. O +04 O ++ O +/ O +- O +0 O +. O +11 O +ml O +/ O +min O +) O +. O + +Groups O +3 O +and O +4 O +were O +studied O +at O +four O +and O +at O +six O +months O +to O +assess O +the O +effect O +of O +enalapril B-Chemical +on O +progression O +of O +renal B-Disease +injury I-Disease +in O +adriamycin B-Chemical +nephrosis B-Disease +. O + +Chronic O +enalapril B-Chemical +treatment O +reduced O +blood O +pressure O +without O +reducing O +albuminuria B-Disease +in O +group O +4 O +. O + +Untreated O +group O +3 O +rats O +exhibited O +a O +progressive O +reduction O +in O +GFR O +( O +0 O +. O +35 O ++ O +/ O +- O +0 O +. O +08 O +ml O +/ O +min O +at O +4 O +months O +, O +0 O +. O +27 O ++ O +/ O +- O +0 O +. O +07 O +ml O +/ O +min O +at O +6 O +months O +) O +. O + +Enalapril B-Chemical +treatment O +blunted O +but O +did O +not O +prevent O +reduction O +in O +GFR O +in O +group O +4 O +( O +0 O +. O +86 O ++ O +/ O +- O +0 O +. O +15 O +ml O +/ O +min O +at O +4 O +months O +, O +0 O +. O +69 O ++ O +/ O +- O +0 O +. O +13 O +ml O +/ O +min O +at O +6 O +months O +, O +both O +P O +less O +than O +0 O +. O +05 O +vs O +. O +group O +3 O +) O +. O + +Reduction O +in O +GFR O +was O +associated O +with O +the O +development O +of O +glomerular B-Disease +sclerosis I-Disease +in O +both O +treated O +and O +untreated O +rats O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +Clotiazepam B-Chemical +- O +induced O +acute O +hepatitis B-Disease +. O + +We O +report O +the O +case O +of O +a O +patient O +who O +developed O +acute O +hepatitis B-Disease +with O +extensive B-Disease +hepatocellular I-Disease +necrosis I-Disease +, O +7 O +months O +after O +the O +onset O +of O +administration O +of O +clotiazepam B-Chemical +, O +a O +thienodiazepine B-Chemical +derivative O +. O + +Clotiazepam B-Chemical +withdrawal O +was O +followed O +by O +prompt O +recovery O +. O + +The O +administration O +of O +several O +benzodiazepines B-Chemical +, O +chemically O +related O +to O +clotiazepam B-Chemical +, O +did O +not O +interfere O +with O +recovery O +and O +did O +not O +induce O +any O +relapse O +of O +hepatitis B-Disease +. O + +This O +observation O +shows O +that O +clotiazepam B-Chemical +can O +induce O +acute O +hepatitis B-Disease +and O +suggests O +that O +there O +is O +no O +cross O +hepatotoxicity B-Disease +between O +clotiazepam B-Chemical +and O +several O +benzodiazepines B-Chemical +. O + +5 B-Chemical +- I-Chemical +azacytidine I-Chemical +potentiates O +initiation B-Disease +induced I-Disease +by I-Disease +carcinogens I-Disease +in O +rat O +liver O +. O + +To O +test O +the O +validity O +of O +the O +hypothesis O +that O +hypomethylation O +of O +DNA O +plays O +an O +important O +role O +in O +the O +initiation B-Disease +of I-Disease +carcinogenic I-Disease +process I-Disease +, O +5 B-Chemical +- I-Chemical +azacytidine I-Chemical +( O +5 B-Chemical +- I-Chemical +AzC I-Chemical +) O +( O +10 O +mg O +/ O +kg O +) O +, O +an O +inhibitor O +of O +DNA O +methylation O +, O +was O +given O +to O +rats O +during O +the O +phase O +of O +repair O +synthesis O +induced O +by O +the O +three O +carcinogens O +, O +benzo B-Chemical +[ I-Chemical +a I-Chemical +] I-Chemical +- I-Chemical +pyrene I-Chemical +( O +200 O +mg O +/ O +kg O +) O +, O +N B-Chemical +- I-Chemical +methyl I-Chemical +- I-Chemical +N I-Chemical +- I-Chemical +nitrosourea I-Chemical +( O +60 O +mg O +/ O +kg O +) O +and O +1 B-Chemical +, I-Chemical +2 I-Chemical +- I-Chemical +dimethylhydrazine I-Chemical +( O +1 B-Chemical +, I-Chemical +2 I-Chemical +- I-Chemical +DMH I-Chemical +) O +( O +100 O +mg O +/ O +kg O +) O +. O + +The O +initiated O +hepatocytes O +in O +the O +liver O +were O +assayed O +as O +the O +gamma O +- O +glutamyltransferase O +( O +gamma O +- O +GT O +) O +positive O +foci O +formed O +following O +a O +2 O +- O +week O +selection O +regimen O +consisting O +of O +dietary O +0 O +. O +02 O +% O +2 B-Chemical +- I-Chemical +acetylaminofluorene I-Chemical +coupled O +with O +a O +necrogenic O +dose O +of O +CCl4 B-Chemical +. O + +The O +results O +obtained O +indicate O +that O +with O +all O +three O +carcinogens O +, O +administration O +of O +5 B-Chemical +- I-Chemical +AzC I-Chemical +during O +repair O +synthesis O +increased O +the O +incidence O +of O +initiated O +hepatocytes O +, O +for O +example O +10 O +- O +20 O +foci O +/ O +cm2 O +in O +5 B-Chemical +- I-Chemical +AzC I-Chemical +and O +carcinogen O +- O +treated O +rats O +compared O +with O +3 O +- O +5 O +foci O +/ O +cm2 O +in O +rats O +treated O +with O +carcinogen O +only O +. O + +Administration O +of O +[ B-Chemical +3H I-Chemical +] I-Chemical +- I-Chemical +5 I-Chemical +- I-Chemical +azadeoxycytidine I-Chemical +during O +the O +repair O +synthesis O +induced O +by O +1 B-Chemical +, I-Chemical +2 I-Chemical +- I-Chemical +DMH I-Chemical +further O +showed O +that O +0 O +. O +019 O +mol O +% O +of O +cytosine B-Chemical +residues O +in O +DNA O +were O +substituted O +by O +the O +analogue O +, O +indicating O +that O +incorporation O +of O +5 B-Chemical +- I-Chemical +AzC I-Chemical +occurs O +during O +repair O +synthesis O +. O + +In O +the O +absence O +of O +the O +carcinogen O +, O +5 B-Chemical +- I-Chemical +AzC I-Chemical +given O +after O +a O +two O +thirds O +partial O +hepatectomy O +, O +when O +its O +incorporation O +should O +be O +maximum O +, O +failed O +to O +induce O +any O +gamma O +- O +GT O +positive O +foci O +. O + +The O +results O +suggest O +that O +hypomethylation O +of O +DNA O +per O +se O +may O +not O +be O +sufficient O +for O +initiation O +. O + +Perhaps O +two O +events O +might O +be O +necessary O +for O +initiation O +, O +the O +first O +caused O +by O +the O +carcinogen O +and O +a O +second O +involving O +hypomethylation O +of O +DNA O +. O + +Antihypertensive O +drugs O +and O +depression B-Disease +: O +a O +reappraisal O +. O + +Eighty O +- O +nine O +new O +referral O +hypertensive B-Disease +out O +- O +patients O +and O +46 O +new O +referral O +non O +- O +hypertensive B-Disease +chronically O +physically O +ill O +out O +- O +patients O +completed O +a O +mood O +rating O +scale O +at O +regular O +intervals O +for O +one O +year O +. O + +The O +results O +showed O +a O +high O +prevalence O +of O +depression B-Disease +in O +both O +groups O +of O +patients O +, O +with O +no O +preponderance O +in O +the O +hypertensive B-Disease +group O +. O + +Hypertensive B-Disease +patients O +with O +psychiatric B-Disease +histories O +had O +a O +higher O +prevalence O +of O +depression B-Disease +than O +the O +comparison O +patients O +. O + +This O +was O +accounted O +for O +by O +a O +significant O +number O +of O +depressions B-Disease +occurring O +in O +methyl B-Chemical +dopa I-Chemical +treated O +patients O +with O +psychiatric B-Disease +histories O +. O + +Chronic B-Disease +active I-Disease +hepatitis I-Disease +associated O +with O +diclofenac B-Chemical +sodium I-Chemical +therapy O +. O + +Diclofenac B-Chemical +sodium I-Chemical +( O +Voltarol B-Chemical +, O +Geigy O +Pharmaceuticals O +) O +is O +a O +non O +- O +steroidal O +anti O +- O +inflammatory O +derivative O +of O +phenylacetic B-Chemical +acid I-Chemical +. O + +Although O +generally O +well O +- O +tolerated O +, O +asymptomatic O +abnormalities B-Disease +of I-Disease +liver I-Disease +function I-Disease +have O +been O +recorded O +and O +, O +less O +commonly O +, O +severe O +hepatitis B-Disease +induced O +by O +diclofenac B-Chemical +. O + +The O +patient O +described O +developed O +chronic B-Disease +active I-Disease +hepatitis I-Disease +after O +six O +months O +therapy O +with O +diclofenac B-Chemical +sodium I-Chemical +which O +progressed O +despite O +the O +withdrawal O +of O +the O +drug O +, O +a O +finding O +not O +previously O +reported O +. O + +Arterial O +hypertension B-Disease +as O +a O +complication O +of O +prolonged O +ketoconazole B-Chemical +treatment O +. O + +Two O +of O +14 O +patients O +with O +Cushing B-Disease +' I-Disease +s I-Disease +syndrome I-Disease +treated O +on O +a O +long O +- O +term O +basis O +with O +ketoconazole B-Chemical +developed O +sustained O +hypertension B-Disease +. O + +In O +both O +cases O +normal O +plasma O +and O +urinary O +free O +cortisol B-Chemical +levels O +had O +been O +achieved O +following O +ketoconazole B-Chemical +therapy O +, O +yet O +continuous O +blood O +pressure O +monitoring O +demonstrated O +hypertension B-Disease +31 O +( O +patient O +1 O +) O +and O +52 O +weeks O +( O +patient O +2 O +) O +after O +treatment O +. O + +In O +patient O +1 O +, O +plasma O +levels O +of O +deoxycorticosterone B-Chemical +and O +11 B-Chemical +- I-Chemical +deoxycortisol I-Chemical +were O +elevated O +. O + +In O +patient O +2 O +, O +in O +addition O +to O +an O +increase O +in O +both O +deoxycorticosterone B-Chemical +and O +11 B-Chemical +- I-Chemical +deoxycortisol I-Chemical +levels O +, O +plasma O +aldosterone B-Chemical +values O +were O +raised O +, O +with O +a O +concomitant O +suppression O +of O +renin O +levels O +. O + +Our O +findings O +show O +that O +long O +- O +term O +treatment O +with O +high O +doses O +of O +ketoconazole B-Chemical +may O +induce O +enzyme O +blockade O +leading O +to O +mineralocorticoid O +- O +related O +hypertension B-Disease +. O + +Effects O +of O +an O +inhibitor O +of O +angiotensin B-Chemical +converting O +enzyme O +( O +Captopril B-Chemical +) O +on O +pulmonary B-Disease +and I-Disease +renal I-Disease +insufficiency I-Disease +due O +to O +intravascular B-Disease +coagulation I-Disease +in O +the O +rat O +. O + +Induction O +of O +intravascular B-Disease +coagulation I-Disease +and O +inhibition O +of O +fibrinolysis O +by O +injection O +of O +thrombin O +and O +tranexamic B-Chemical +acid I-Chemical +( O +AMCA B-Chemical +) O +in O +the O +rat O +gives O +rise O +to O +pulmonary B-Disease +and I-Disease +renal I-Disease +insufficiency I-Disease +resembling O +that O +occurring O +after O +trauma B-Disease +or O +sepsis B-Disease +in O +man O +. O + +Injection O +of O +Captopril B-Chemical +( O +1 O +mg O +/ O +kg O +) O +, O +an O +inhibitor O +of O +angiotensin B-Chemical +converting O +enzyme O +( O +ACE O +) O +, O +reduced O +both O +pulmonary B-Disease +and I-Disease +renal I-Disease +insufficiency I-Disease +in O +this O +rat O +model O +. O + +The O +lung O +weights O +were O +lower O +and O +PaO2 O +was O +improved O +in O +rats O +given O +this O +enzyme O +- O +blocking O +agent O +. O + +The O +contents O +of O +albumin O +in O +the O +lungs O +were O +not O +changed O +, O +indicating O +that O +Captopril B-Chemical +did O +not O +influence O +the O +extravasation O +of O +protein O +. O + +Renal B-Disease +damage I-Disease +as O +reflected O +by O +an O +increase O +in O +serum O +urea B-Chemical +and O +in O +kidney O +weight O +was O +prevented O +by O +Captopril B-Chemical +. O + +The O +amount O +of O +fibrin O +in O +the O +kidneys O +was O +also O +considerably O +lower O +than O +in O +animals O +which O +received O +thrombin O +and O +AMCA B-Chemical +alone O +. O + +It O +is O +suggested O +that O +the O +effects O +of O +Captopril B-Chemical +on O +the O +lungs O +may O +be O +attributable O +to O +a O +vasodilatory O +effect O +due O +to O +a O +reduction O +in O +the O +circulating O +level O +of O +Angiotension B-Chemical +II I-Chemical +and O +an O +increase O +in O +prostacyclin B-Chemical +( O +secondary O +to O +an O +increase O +in O +bradykinin B-Chemical +) O +. O + +Captopril B-Chemical +may O +, O +by O +the O +same O +mechanism O +, O +reduce O +the O +increase O +in O +glomerular O +filtration O +that O +is O +known O +to O +occur O +after O +an O +injection O +of O +thrombin O +, O +thereby O +diminishing O +the O +aggregation O +of O +fibrin O +monomers O +in O +the O +glomeruli O +, O +with O +the O +result O +that O +less O +fibrin O +will O +be O +deposited O +and O +thus O +less O +kidney B-Disease +damage I-Disease +will O +be O +produced O +. O + +Stroke B-Disease +associated O +with O +cocaine B-Chemical +use O +. O + +We O +describe O +eight O +patients O +in O +whom O +cocaine B-Chemical +use O +was O +related O +to O +stroke B-Disease +and O +review O +39 O +cases O +from O +the O +literature O +. O + +Among O +these O +47 O +patients O +the O +mean O +( O ++ O +/ O +- O +SD O +) O +age O +was O +32 O +. O +5 O ++ O +/ O +- O +12 O +. O +1 O +years O +; O +76 O +% O +( O +34 O +/ O +45 O +) O +were O +men O +. O + +Stroke B-Disease +followed O +cocaine B-Chemical +use O +by O +inhalation O +, O +intranasal O +, O +intravenous O +, O +and O +intramuscular O +routes O +. O + +Intracranial B-Disease +aneurysms I-Disease +or O +arteriovenous B-Disease +malformations I-Disease +were O +present O +in O +17 O +of O +32 O +patients O +studied O +angiographically O +or O +at O +autopsy O +; O +cerebral B-Disease +vasculitis I-Disease +was O +present O +in O +two O +patients O +. O + +Cerebral B-Disease +infarction I-Disease +occurred O +in O +10 O +patients O +( O +22 O +% O +) O +, O +intracerebral B-Disease +hemorrhage I-Disease +in O +22 O +( O +49 O +% O +) O +, O +and O +subarachnoid B-Disease +hemorrhage I-Disease +in O +13 O +( O +29 O +% O +) O +. O + +These O +data O +indicate O +that O +( O +1 O +) O +the O +apparent O +incidence O +of O +stroke B-Disease +related O +to O +cocaine B-Chemical +use O +is O +increasing O +; O +( O +2 O +) O +cocaine B-Chemical +- O +associated O +stroke B-Disease +occurs O +primarily O +in O +young O +adults O +; O +( O +3 O +) O +stroke B-Disease +may O +follow O +any O +route O +of O +cocaine B-Chemical +administration O +; O +( O +4 O +) O +stroke B-Disease +after O +cocaine B-Chemical +use O +is O +frequently O +associated O +with O +intracranial B-Disease +aneurysms I-Disease +and O +arteriovenous B-Disease +malformations I-Disease +; O +and O +( O +5 O +) O +in O +cocaine B-Chemical +- O +associated O +stroke B-Disease +, O +the O +frequency O +of O +intracranial B-Disease +hemorrhage I-Disease +exceeds O +that O +of O +cerebral B-Disease +infarction I-Disease +. O + +A O +randomized O +comparison O +of O +labetalol B-Chemical +and O +nitroprusside B-Chemical +for O +induced O +hypotension B-Disease +. O + +In O +a O +randomized O +study O +, O +labetalol B-Chemical +- O +induced O +hypotension B-Disease +and O +nitroprusside B-Chemical +- O +induced O +hypotension B-Disease +were O +compared O +in O +20 O +patients O +( O +10 O +in O +each O +group O +) O +scheduled O +for O +major O +orthopedic O +procedures O +. O + +Each O +patient O +was O +subjected O +to O +an O +identical O +anesthetic O +protocol O +and O +similar O +drug O +- O +induced O +reductions B-Disease +in I-Disease +mean I-Disease +arterial I-Disease +blood I-Disease +pressure I-Disease +( O +BP O +) O +( O +50 O +to O +55 O +mmHg O +) O +. O + +Nitroprusside O +infusion O +was O +associated O +with O +a O +significant O +( O +p O +less O +than O +0 O +. O +05 O +) O +increase B-Disease +in I-Disease +heart I-Disease +rate I-Disease +and I-Disease +cardiac I-Disease +output I-Disease +; O +rebound O +hypertension B-Disease +was O +observed O +in O +three O +patients O +after O +discontinuation O +of O +nitroprusside B-Chemical +. O + +Labetalol B-Chemical +administration O +was O +not O +associated O +with O +any O +of O +these O +findings O +. O + +Arterial O +PO2 B-Chemical +decreased O +in O +both O +groups O +. O + +It O +was O +concluded O +that O +labetalol B-Chemical +offers O +advantages O +over O +nitroprusside B-Chemical +. O + +Sodium B-Chemical +status O +influences O +chronic O +amphotericin B-Chemical +B I-Chemical +nephrotoxicity B-Disease +in O +rats O +. O + +The O +nephrotoxic B-Disease +potential O +of O +amphotericin B-Chemical +B I-Chemical +( O +5 O +mg O +/ O +kg O +per O +day O +intraperitoneally O +for O +3 O +weeks O +) O +has O +been O +investigated O +in O +salt O +- O +depleted O +, O +normal O +- O +salt O +, O +and O +salt O +- O +loaded O +rats O +. O + +In O +salt O +- O +depleted O +rats O +, O +amphotericin B-Chemical +B I-Chemical +decreased O +creatinine B-Chemical +clearance O +linearly O +with O +time O +, O +with O +an O +85 O +% O +reduction O +by O +week O +3 O +. O + +In O +contrast O +, O +in O +normal O +- O +salt O +rats O +creatinine B-Chemical +clearance O +was O +decreased O +but O +to O +a O +lesser O +extent O +at O +week O +2 O +and O +3 O +, O +and O +in O +salt O +- O +loaded O +rats O +creatinine B-Chemical +clearance O +did O +not O +change O +for O +2 O +weeks O +and O +was O +decreased O +by O +43 O +% O +at O +week O +3 O +. O + +All O +rats O +in O +the O +sodium B-Chemical +- O +depleted O +group O +had O +histopathological O +evidence O +of O +patchy O +tubular O +cytoplasmic O +degeneration O +in O +tubules O +that O +was O +not O +observed O +in O +any O +normal O +- O +salt O +or O +salt O +- O +loaded O +rat O +. O + +Concentrations O +of O +amphotericin B-Chemical +B I-Chemical +in O +plasma O +were O +not O +significantly O +different O +among O +the O +three O +groups O +at O +any O +time O +during O +the O +study O +. O + +However O +, O +at O +the O +end O +of O +3 O +weeks O +, O +amphotericin B-Chemical +B I-Chemical +levels O +in O +the O +kidneys O +and O +liver O +were O +significantly O +higher O +in O +salt O +- O +depleted O +and O +normal O +- O +salt O +rats O +than O +those O +in O +salt O +- O +loaded O +rats O +, O +with O +plasma O +/ O +kidney O +ratios O +of O +21 O +, O +14 O +, O +and O +8 O +in O +salt O +- O +depleted O +, O +normal O +- O +salt O +, O +and O +salt O +- O +loaded O +rats O +, O +respectively O +. O + +In O +conclusion O +, O +reductions O +in O +creatinine B-Chemical +clearance O +and O +renal O +amphotericin B-Chemical +B I-Chemical +accumulation O +after O +chronic O +amphotericin B-Chemical +B I-Chemical +administration O +were O +enhanced O +by O +salt O +depletion O +and O +attenuated O +by O +sodium B-Chemical +loading O +in O +rats O +. O + +Flestolol B-Chemical +: O +an O +ultra O +- O +short O +- O +acting O +beta O +- O +adrenergic O +blocking O +agent O +. O + +Flestolol B-Chemical +( O +ACC B-Chemical +- I-Chemical +9089 I-Chemical +) O +is O +a O +nonselective O +, O +competitive O +, O +ultra O +- O +short O +- O +acting O +beta O +- O +adrenergic O +blocking O +agent O +, O +without O +any O +intrinsic O +sympathomimetic O +activity O +. O + +Flestolol B-Chemical +is O +metabolized O +by O +plasma O +esterases O +and O +has O +an O +elimination O +half O +- O +life O +of O +approximately O +6 O +. O +5 O +minutes O +. O + +This O +agent O +was O +well O +tolerated O +in O +healthy O +volunteers O +at O +doses O +up O +to O +100 O +micrograms O +/ O +kg O +/ O +min O +. O + +In O +long O +- O +term O +infusion O +studies O +, O +flestolol B-Chemical +was O +well O +tolerated O +at O +the O +effective O +beta O +- O +blocking O +dose O +( O +5 O +micrograms O +/ O +kg O +/ O +min O +) O +for O +up O +to O +seven O +days O +. O + +Flestolol B-Chemical +blood O +concentrations O +increased O +linearly O +with O +increasing O +dose O +and O +good O +correlation O +exists O +between O +blood O +concentrations O +of O +flestolol B-Chemical +and O +beta O +- O +adrenergic O +blockade O +. O + +Flestolol B-Chemical +produced O +a O +dose O +- O +dependent O +attenuation O +of O +isoproterenol B-Chemical +- O +induced O +tachycardia B-Disease +. O + +Electrophysiologic O +and O +hemodynamic O +effects O +of O +flestolol B-Chemical +are O +similar O +to O +those O +of O +other O +beta O +blockers O +. O + +In O +contrast O +with O +other O +beta O +blockers O +, O +flestolol B-Chemical +- O +induced O +effects O +reverse O +rapidly O +( O +within O +30 O +minutes O +) O +following O +discontinuation O +because O +of O +its O +short O +half O +- O +life O +. O + +Flestolol B-Chemical +effectively O +reduced O +heart O +rate O +in O +patients O +with O +supraventricular B-Disease +tachyarrhythmia I-Disease +. O + +In O +patients O +with O +unstable B-Disease +angina I-Disease +, O +flestolol B-Chemical +infusion O +was O +found O +to O +be O +safe O +and O +effective O +in O +controlling O +chest B-Disease +pain I-Disease +. O + +It O +is O +concluded O +that O +flestolol B-Chemical +is O +a O +potent O +, O +well O +- O +tolerated O +, O +ultra O +- O +short O +- O +acting O +beta O +- O +adrenergic O +blocking O +agent O +. O + +Use O +of O +flestolol B-Chemical +in O +the O +critical O +care O +setting O +is O +currently O +undergoing O +investigation O +. O + +Immunohistochemical O +, O +electron O +microscopic O +and O +morphometric O +studies O +of O +estrogen B-Chemical +- O +induced O +rat O +prolactinomas B-Disease +after O +bromocriptine B-Chemical +treatment O +. O + +To O +clarify O +the O +effects O +of O +bromocriptine B-Chemical +on O +prolactinoma B-Disease +cells O +in O +vivo O +, O +immunohistochemical O +, O +ultrastructural O +and O +morphometrical O +analyses O +were O +applied O +to O +estrogen B-Chemical +- O +induced O +rat O +prolactinoma B-Disease +cells O +1 O +h O +and O +6 O +h O +after O +injection O +of O +bromocriptine B-Chemical +( O +3 O +mg O +/ O +kg O +of O +body O +weight O +) O +. O + +One O +h O +after O +treatment O +, O +serum O +prolactin O +levels O +decreased O +markedly O +. O + +Electron O +microscopy O +disclosed O +many O +secretory O +granules O +, O +slightly O +distorted O +rough O +endoplasmic O +reticulum O +, O +and O +partially O +dilated O +Golgi O +cisternae O +in O +the O +prolactinoma B-Disease +cells O +. O + +Morphometric O +analysis O +revealed O +that O +the O +volume O +density O +of O +secretory O +granules O +increased O +, O +while O +the O +volume O +density O +of O +cytoplasmic O +microtubules O +decreased O +. O + +These O +findings O +suggest O +that O +lowered O +serum O +prolactin O +levels O +in O +the O +early O +phase O +of O +bromocriptine B-Chemical +treatment O +may O +result O +from O +an O +impaired O +secretion O +of O +prolactin O +due O +to O +decreasing O +numbers O +of O +cytoplasmic O +microtubules O +. O + +At O +6 O +h O +after O +injection O +, O +serum O +prolactin O +levels O +were O +still O +considerably O +lower O +than O +in O +controls O +. O + +The O +prolactinoma B-Disease +cells O +at O +this O +time O +were O +well O +granulated O +, O +with O +vesiculated O +rough O +endoplasmic O +reticulum O +and O +markedly O +dilated O +Golgi O +cisternae O +. O + +Electron O +microscopical O +immunohistochemistry O +revealed O +positive O +reaction O +products O +noted O +on O +the O +secretory O +granules O +, O +Golgi O +cisternae O +, O +and O +endoplasmic O +reticulum O +of O +the O +untreated O +rat O +prolactinoma B-Disease +cells O +. O + +However O +, O +only O +secretory O +granules O +showed O +the O +positive O +reaction O +products O +for O +prolactin O +6 O +h O +after O +bromocriptine B-Chemical +treatment O +of O +the O +adenoma B-Disease +cells O +. O + +An O +increase O +in O +the O +volume O +density O +of O +secretory O +granules O +and O +a O +decrease O +in O +the O +volume O +densities O +of O +rough O +endoplasmic O +reticulum O +and O +microtubules O +was O +determined O +by O +morphometric O +analysis O +, O +suggesting O +that O +bromocriptine B-Chemical +inhibits O +protein O +synthesis O +as O +well O +as O +bringing O +about O +a O +disturbance O +of O +the O +prolactin O +secretion O +. O + +Sulfasalazine B-Chemical +- O +induced O +lupus B-Disease +erythematosus I-Disease +. O + +Pneumonitis B-Disease +, O +bilateral O +pleural B-Disease +effusions I-Disease +, O +echocardiographic O +evidence O +of O +cardiac B-Disease +tamponade I-Disease +, O +and O +positive O +autoantibodies O +developed O +in O +a O +43 O +- O +year O +- O +old O +man O +, O +who O +was O +receiving O +long O +- O +term O +sulfasalazine B-Chemical +therapy O +for O +chronic O +ulcerative B-Disease +colitis I-Disease +. O + +After O +cessation O +of O +the O +sulfasalazine B-Chemical +and O +completion O +of O +a O +six O +- O +week O +course O +of O +corticosteroids O +, O +these O +problems O +resolved O +over O +a O +period O +of O +four O +to O +six O +months O +. O + +It O +is O +suggested O +that O +the O +patient O +had O +sulfasalazine B-Chemical +- O +induced O +lupus B-Disease +, O +which O +manifested O +with O +serositis B-Disease +and O +pulmonary O +parenchymal O +involvement O +in O +the O +absence O +of O +joint O +symptoms O +. O + +Physicians O +who O +use O +sulfasalazine B-Chemical +to O +treat O +patients O +with O +inflammatory B-Disease +bowel I-Disease +disease I-Disease +should O +be O +aware O +of O +the O +signs O +of O +sulfasalazine B-Chemical +- O +induced O +lupus B-Disease +syndrome I-Disease +. O + +Chronic O +carbamazepine B-Chemical +treatment O +in O +the O +rat O +: O +efficacy O +, O +toxicity B-Disease +, O +and O +effect O +on O +plasma O +and O +tissue O +folate B-Chemical +concentrations O +. O + +Folate B-Chemical +depletion O +has O +often O +been O +a O +problem O +in O +chronic O +antiepileptic O +drug O +( O +AED O +) O +therapy O +. O + +Carbamazepine B-Chemical +( O +CBZ B-Chemical +) O +, O +a O +commonly O +used O +AED O +, O +has O +been O +implicated O +in O +some O +clinical O +studies O +. O + +A O +rat O +model O +was O +developed O +to O +examine O +the O +effects O +of O +chronic O +CBZ B-Chemical +treatment O +on O +folate B-Chemical +concentrations O +in O +the O +rat O +. O + +In O +the O +course O +of O +developing O +this O +model O +, O +a O +common O +vehicle O +, O +propylene B-Chemical +glycol I-Chemical +, O +by O +itself O +in O +high O +doses O +, O +was O +found O +to O +exhibit O +protective O +properties O +against O +induced O +seizures B-Disease +and O +inhibited O +weight B-Disease +gain I-Disease +. O + +Seizures B-Disease +induced O +by O +hexafluorodiethyl B-Chemical +ether I-Chemical +( O +HFDE B-Chemical +) O +were O +also O +found O +to O +be O +a O +more O +sensitive O +measure O +of O +protection O +by O +CBZ B-Chemical +than O +seizures B-Disease +induced O +by O +maximal O +electroshock O +( O +MES O +) O +. O + +Oral O +administration O +of O +CBZ B-Chemical +as O +an O +aqueous O +suspension O +every O +8 O +h O +at O +a O +dose O +of O +250 O +mg O +/ O +kg O +was O +continuously O +protective O +against O +HFDE B-Chemical +- O +induced O +seizures B-Disease +and O +was O +minimally O +toxic O +as O +measured O +by O +weight B-Disease +gain I-Disease +over O +8 O +weeks O +of O +treatment O +. O + +The O +CBZ B-Chemical +levels O +measured O +in O +plasma O +and O +brain O +of O +these O +animals O +, O +however O +, O +were O +below O +those O +normally O +considered O +protective O +. O + +This O +treatment O +with O +CBZ B-Chemical +had O +no O +apparent O +adverse O +effect O +on O +folate B-Chemical +concentrations O +in O +the O +rat O +, O +and O +, O +indeed O +, O +the O +folate B-Chemical +concentration O +increased O +in O +liver O +after O +6 O +weeks O +of O +treatment O +and O +in O +plasma O +at O +8 O +weeks O +of O +treatment O +. O + +Dipyridamole B-Chemical +- O +induced O +myocardial B-Disease +ischemia I-Disease +. O + +Angina B-Disease +and O +ischemic O +electrocardiographic O +changes O +occurred O +after O +administration O +of O +oral O +dipyridamole B-Chemical +in O +four O +patients O +awaiting O +urgent O +myocardial O +revascularization O +procedures O +. O + +To O +our O +knowledge O +, O +this O +has O +not O +previously O +been O +reported O +as O +a O +side O +effect O +of O +preoperative O +dipyridamole B-Chemical +therapy O +, O +although O +dipyridamole B-Chemical +- O +induced O +myocardial B-Disease +ischemia I-Disease +has O +been O +demonstrated O +to O +occur O +in O +animals O +and O +humans O +with O +coronary B-Disease +artery I-Disease +disease I-Disease +. O + +Epicardial O +coronary O +collateral O +vessels O +were O +demonstrated O +in O +all O +four O +patients O +; O +a O +coronary O +" O +steal O +" O +phenomenon O +may O +be O +the O +mechanism O +of O +the O +dipyridamole B-Chemical +- O +induced O +ischemia B-Disease +observed O +. O + +Inhibition O +of O +sympathoadrenal O +activity O +by O +atrial O +natriuretic O +factor O +in O +dogs O +. O + +In O +six O +conscious O +, O +trained O +dogs O +, O +maintained O +on O +a O +normal O +sodium B-Chemical +intake O +of O +2 O +to O +4 O +mEq O +/ O +kg O +/ O +day O +, O +sympathetic O +activity O +was O +assessed O +as O +the O +release O +rate O +of O +norepinephrine B-Chemical +and O +epinephrine B-Chemical +during O +15 O +- O +minute O +i O +. O +v O +. O +infusions O +of O +human O +alpha O +- O +atrial O +natriuretic O +factor O +. O + +Mean O +arterial O +pressure O +( O +as O +a O +percentage O +of O +control O ++ O +/ O +- O +SEM O +) O +during O +randomized O +infusions O +of O +0 O +. O +03 O +, O +0 O +. O +1 O +, O +0 O +. O +3 O +, O +or O +1 O +. O +0 O +microgram O +/ O +kg O +/ O +min O +was O +99 O ++ O +/ O +- O +1 O +, O +95 O ++ O +/ O +- O +1 O +( O +p O +less O +than O +0 O +. O +05 O +) O +, O +93 O ++ O +/ O +- O +1 O +( O +p O +less O +than O +0 O +. O +01 O +) O +, O +or O +79 O ++ O +/ O +- O +6 O +% O +( O +p O +less O +than O +0 O +. O +001 O +) O +, O +respectively O +, O +but O +no O +tachycardia B-Disease +and O +no O +augmentation O +of O +the O +norepinephrine B-Chemical +release O +rate O +( O +up O +to O +0 O +. O +3 O +microgram O +/ O +kg O +/ O +min O +) O +were O +observed O +, O +which O +is O +in O +contrast O +to O +comparable O +hypotension B-Disease +induced O +by O +hydralazine B-Chemical +or O +nitroglycerin B-Chemical +. O + +The O +release O +rate O +of O +epinephrine B-Chemical +( O +control O +, O +6 O +. O +7 O ++ O +/ O +- O +0 O +. O +6 O +ng O +/ O +kg O +/ O +min O +) O +declined O +immediately O +during O +infusions O +of O +atrial O +natriuretic O +factor O +to O +a O +minimum O +of O +49 O ++ O +/ O +- O +5 O +% O +of O +control O +( O +p O +less O +than O +0 O +. O +001 O +) O +during O +0 O +. O +1 O +microgram O +/ O +kg O +/ O +min O +and O +to O +63 O ++ O +/ O +- O +5 O +% O +( O +0 O +. O +1 O +greater O +than O +p O +greater O +than O +0 O +. O +05 O +) O +or O +95 O ++ O +/ O +- O +13 O +% O +( O +not O +significant O +) O +during O +0 O +. O +3 O +or O +1 O +. O +0 O +microgram O +/ O +kg O +/ O +min O +. O + +Steady O +state O +arterial O +plasma O +concentrations O +of O +atrial O +natriuretic O +factor O +were O +39 O ++ O +/ O +- O +10 O +pg O +/ O +ml O +( O +n O += O +6 O +) O +during O +infusions O +of O +saline O +and O +284 O ++ O +/ O +- O +24 O +pg O +/ O +ml O +( O +n O += O +6 O +) O +and O +1520 O ++ O +/ O +- O +300 O +pg O +/ O +ml O +( O +n O += O +9 O +) O +during O +0 O +. O +03 O +and O +0 O +. O +1 O +microgram O +/ O +kg O +/ O +min O +infusions O +of O +the O +factor O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +Inhibition O +of O +immunoreactive O +corticotropin O +- O +releasing O +factor O +secretion O +into O +the O +hypophysial O +- O +portal O +circulation O +by O +delayed O +glucocorticoid O +feedback O +. O + +Nitroprusside B-Chemical +- O +induced O +hypotension B-Disease +evokes O +ACTH O +secretion O +which O +is O +primarily O +mediated O +by O +enhanced O +secretion O +of O +immunoreactive O +corticotropin O +- O +releasing O +factor O +( O +irCRF O +) O +into O +the O +hypophysial O +- O +portal O +circulation O +. O + +Portal O +plasma O +concentrations O +of O +neither O +arginine B-Chemical +vasopressin I-Chemical +nor O +oxytocin B-Chemical +are O +significantly O +altered O +in O +this O +paradigm O +. O + +Application O +of O +a O +delayed O +feedback O +signal O +, O +in O +the O +form O +of O +a O +2 O +- O +h O +systemic O +corticosterone B-Chemical +infusion O +in O +urethane B-Chemical +- O +anesthetized O +rats O +with O +pharmacological O +blockade O +of O +glucocorticoid O +synthesis O +, O +is O +without O +effect O +on O +the O +resting O +secretion O +of O +arginine B-Chemical +vasopressin I-Chemical +and O +oxytocin B-Chemical +at O +any O +corticosterone B-Chemical +feedback O +dose O +tested O +. O + +Resting O +irCRF O +levels O +are O +suppressed O +only O +at O +the O +highest O +corticosterone B-Chemical +infusion O +rate O +, O +which O +resulted O +in O +systemic O +corticosterone B-Chemical +levels O +of O +40 O +micrograms O +/ O +dl O +. O + +Suppression O +of O +irCRF O +secretion O +in O +response O +to O +nitroprusside B-Chemical +- O +induced O +hypotension B-Disease +is O +observed O +and O +occurs O +at O +a O +plasma O +corticosterone B-Chemical +level O +between O +8 O +- O +12 O +micrograms O +/ O +dl O +. O + +These O +studies O +provide O +further O +evidence O +for O +a O +strong O +central O +component O +of O +the O +delayed O +feedback O +process O +which O +is O +mediated O +by O +modulation O +of O +irCRF O +release O +. O + +Noradrenergic O +involvement O +in O +catalepsy B-Disease +induced O +by O +delta B-Chemical +9 I-Chemical +- I-Chemical +tetrahydrocannabinol I-Chemical +. O + +In O +order O +to O +elucidate O +the O +role O +of O +the O +catecholaminergic O +system O +in O +the O +cataleptogenic O +effect O +of O +delta B-Chemical +9 I-Chemical +- I-Chemical +tetrahydrocannabinol I-Chemical +( O +THC B-Chemical +) O +, O +the O +effect O +of O +pretreatment O +with O +6 B-Chemical +- I-Chemical +hydroxydopamine I-Chemical +( O +6 B-Chemical +- I-Chemical +OHDA I-Chemical +) O +or O +with O +desipramine B-Chemical +and O +6 B-Chemical +- I-Chemical +OHDA I-Chemical +and O +lesions O +of O +the O +locus O +coeruleus O +were O +investigated O +in O +rats O +. O + +The O +cataleptogenic O +effect O +of O +THC B-Chemical +was O +significantly O +reduced O +in O +rats O +treated O +with O +6 B-Chemical +- I-Chemical +OHDA I-Chemical +and O +in O +rats O +with O +lesions O +of O +the O +locus O +coeruleus O +but O +not O +in O +rats O +treated O +with O +desipramine B-Chemical +and O +6 B-Chemical +- I-Chemical +OHDA I-Chemical +, O +as O +compared O +with O +control O +rats O +. O + +On O +the O +contrary O +, O +the O +cataleptogenic O +effect O +of O +haloperidol B-Chemical +was O +significantly O +reduced O +in O +rats O +treated O +with O +desipramine B-Chemical +and O +6 B-Chemical +- I-Chemical +OHDA I-Chemical +but O +not O +in O +rats O +treated O +with O +6 B-Chemical +- I-Chemical +OHDA I-Chemical +or O +in O +rats O +with O +lesions O +of O +the O +locus O +coeruleus O +. O + +These O +results O +indicate O +that O +noradrenergic O +neurons O +have O +an O +important O +role O +in O +the O +manifestation O +of O +catalepsy B-Disease +induced O +by O +THC B-Chemical +, O +whereas O +dopaminergic O +neurons O +are O +important O +in O +catalepsy B-Disease +induced O +by O +haloperidol B-Chemical +. O + +Reversibility O +of O +captopril B-Chemical +- O +induced O +renal B-Disease +insufficiency I-Disease +after O +prolonged O +use O +in O +an O +unusual O +case O +of O +renovascular B-Disease +hypertension I-Disease +. O + +We O +report O +a O +case O +of O +severe O +hypertension B-Disease +with O +an O +occluded O +renal O +artery O +to O +a O +solitary O +kidney O +, O +who O +developed O +sudden B-Disease +deterioration I-Disease +of I-Disease +renal I-Disease +function I-Disease +following O +treatment O +with O +captopril B-Chemical +. O + +His O +renal O +function O +remained O +impaired O +but O +stable O +during O +2 O +years O +' O +treatment O +with O +captopril B-Chemical +but O +returned O +to O +pre O +- O +treatment O +levels O +soon O +after O +cessation O +of O +the O +drug O +. O + +This O +indicates O +reversibility O +in O +captopril B-Chemical +- O +induced O +renal B-Disease +failure I-Disease +even O +after O +its O +prolonged O +use O +and O +suggests O +that O +no O +organic O +damage O +occurs O +to O +glomerular O +arterioles O +following O +chronic O +ACE O +inhibition O +. O + +HMG O +CoA O +reductase O +inhibitors O +. O + +Current O +clinical O +experience O +. O + +Lovastatin B-Chemical +and O +simvastatin B-Chemical +are O +the O +2 O +best O +- O +known O +members O +of O +the O +class O +of O +hypolipidaemic O +agents O +known O +as O +HMG O +CoA O +reductase O +inhibitors O +. O + +Clinical O +experience O +with O +lovastatin B-Chemical +includes O +over O +5000 O +patients O +, O +700 O +of O +whom O +have O +been O +treated O +for O +2 O +years O +or O +more O +, O +and O +experience O +with O +simvastatin B-Chemical +includes O +over O +3500 O +patients O +, O +of O +whom O +350 O +have O +been O +treated O +for O +18 O +months O +or O +more O +. O + +Lovastatin B-Chemical +has O +been O +marketed O +in O +the O +United O +States O +for O +over O +6 O +months O +. O + +Both O +agents O +show O +substantial O +clinical O +efficacy O +, O +with O +reductions O +in O +total O +cholesterol B-Chemical +of O +over O +30 O +% O +and O +in O +LDL O +- O +cholesterol B-Chemical +of O +40 O +% O +in O +clinical O +studies O +. O + +Modest O +increases O +in O +HDL O +- O +cholesterol B-Chemical +levels O +of O +about O +10 O +% O +are O +also O +reported O +. O + +Clinical O +tolerability O +of O +both O +agents O +has O +been O +good O +, O +with O +fewer O +than O +3 O +% O +of O +patients O +withdrawn O +from O +treatment O +because O +of O +clinical O +adverse O +experiences O +. O + +Ophthalmological O +examinations O +in O +over O +1100 O +patients O +treated O +with O +one O +or O +the O +other O +agent O +have O +revealed O +no O +evidence O +of O +significant O +short O +term O +( O +up O +to O +2 O +years O +) O +cataractogenic O +potential O +. O + +One O +to O +2 O +% O +of O +patients O +have O +elevations O +of O +serum O +transaminases O +to O +greater O +than O +3 O +times O +the O +upper O +limit O +of O +normal O +. O + +These O +episodes O +are O +asymptomatic O +and O +reversible O +when O +therapy O +is O +discontinued O +. O + +Minor O +elevations O +of O +creatine B-Chemical +kinase O +levels O +are O +reported O +in O +about O +5 O +% O +of O +patients O +. O + +Myopathy B-Disease +, O +associated O +in O +some O +cases O +with O +myoglobinuria B-Disease +, O +and O +in O +2 O +cases O +with O +transient O +renal B-Disease +failure I-Disease +, O +has O +been O +rarely O +reported O +with O +lovastatin B-Chemical +, O +especially O +in O +patients O +concomitantly O +treated O +with O +cyclosporin B-Chemical +, O +gemfibrozil B-Chemical +or O +niacin B-Chemical +. O + +Lovastatin B-Chemical +and O +simvastatin B-Chemical +are O +both O +effective O +and O +well O +- O +tolerated O +agents O +for O +lowering O +elevated O +levels O +of O +serum O +cholesterol B-Chemical +. O + +As O +wider O +use O +confirms O +their O +safety O +profile O +, O +they O +will O +gain O +increasing O +importance O +in O +the O +therapeutic O +approach O +to O +hypercholesterolaemia B-Disease +and O +its O +consequences O +. O + +Hepatic O +reactions O +associated O +with O +ketoconazole B-Chemical +in O +the O +United O +Kingdom O +. O + +Ketoconazole B-Chemical +was O +introduced O +in O +the O +United O +Kingdom O +in O +1981 O +. O + +By O +November O +1984 O +the O +Committee O +on O +Safety O +of O +Medicines O +had O +received O +82 O +reports O +of O +possible O +hepatotoxicity B-Disease +associated O +with O +the O +drug O +, O +including O +five O +deaths B-Disease +. O + +An O +analysis O +of O +the O +75 O +cases O +that O +had O +been O +adequately O +followed O +up O +suggested O +that O +16 O +, O +including O +three O +deaths B-Disease +, O +were O +probably O +related O +to O +treatment O +with O +the O +drug O +. O + +Of O +the O +remainder O +, O +48 O +were O +possibly O +related O +to O +treatment O +, O +five O +were O +unlikely O +to O +be O +so O +, O +and O +six O +were O +unclassifiable O +. O + +The O +mean O +age O +of O +patients O +in O +the O +16 O +probable O +cases O +was O +57 O +. O +9 O +, O +with O +hepatotoxicity B-Disease +being O +more O +common O +in O +women O +. O + +The O +average O +duration O +of O +treatment O +before O +the O +onset O +of O +jaundice B-Disease +was O +61 O +days O +. O + +None O +of O +these O +well O +validated O +cases O +occurred O +within O +the O +first O +10 O +days O +after O +treatment O +. O + +The O +results O +of O +serum O +liver O +function O +tests O +suggested O +hepatocellular B-Disease +injury I-Disease +in O +10 O +( O +63 O +% O +) O +; O +the O +rest O +showed O +a O +mixed O +pattern O +. O + +In O +contrast O +, O +the O +results O +of O +histological O +examination O +of O +the O +liver O +often O +showed O +evidence O +of O +cholestasis B-Disease +. O + +The O +characteristics O +of O +the O +48 O +patients O +in O +the O +possible O +cases O +were O +similar O +. O + +Allergic O +manifestations O +such O +as O +rash B-Disease +and O +eosinophilia B-Disease +were O +rare O +. O + +Hepatitis B-Disease +was O +usually O +reversible O +when O +treatment O +was O +stopped O +, O +with O +the O +results O +of O +liver O +function O +tests O +returning O +to O +normal O +after O +an O +average O +of O +3 O +. O +1 O +months O +. O + +In O +two O +of O +the O +three O +deaths B-Disease +probably O +associated O +with O +ketoconazole B-Chemical +treatment O +the O +drug O +had O +been O +continued O +after O +the O +onset O +of O +jaundice B-Disease +and O +other O +symptoms O +of O +hepatitis B-Disease +. O + +Clinical O +and O +biochemical O +monitoring O +at O +regular O +intervals O +for O +evidence O +of O +hepatitis B-Disease +is O +advised O +during O +long O +term O +treatment O +with O +ketoconazole B-Chemical +to O +prevent O +possible O +serious O +hepatic B-Disease +injury I-Disease +. O + +Glyburide B-Chemical +- O +induced O +hepatitis B-Disease +. O + +Drug O +- O +induced O +hepatotoxicity B-Disease +, O +although O +common O +, O +has O +been O +reported O +only O +infrequently O +with O +sulfonylureas B-Chemical +. O + +For O +glyburide B-Chemical +, O +a O +second O +- O +generation O +sulfonylurea B-Chemical +, O +only O +two O +brief O +reports O +of O +hepatotoxicity B-Disease +exist O +. O + +Two O +patients O +with O +type B-Disease +II I-Disease +diabetes I-Disease +mellitus I-Disease +developed O +an O +acute B-Disease +hepatitis I-Disease +- I-Disease +like I-Disease +syndrome I-Disease +soon O +after O +initiation O +of O +glyburide B-Chemical +therapy O +. O + +There O +was O +no O +serologic O +evidence O +of O +viral B-Disease +infection I-Disease +, O +and O +a O +liver O +biopsy O +sample O +showed O +a O +histologic O +pattern O +consistent O +with O +drug B-Disease +- I-Disease +induced I-Disease +hepatitis I-Disease +. O + +Both O +patients O +recovered O +quickly O +after O +stopping O +glyburide B-Chemical +therapy O +and O +have O +remained O +well O +for O +a O +follow O +- O +up O +period O +of O +1 O +year O +. O + +Glyburide B-Chemical +can O +produce O +an O +acute B-Disease +hepatitis I-Disease +- I-Disease +like I-Disease +illness I-Disease +in O +some O +persons O +. O + +Intracranial O +pressure O +increases O +during O +alfentanil B-Chemical +- O +induced O +rigidity B-Disease +. O + +Intracranial O +pressure O +( O +ICP O +) O +was O +measured O +during O +alfentanil B-Chemical +- O +induced O +rigidity B-Disease +in O +rats O +. O + +Ten O +rats O +had O +arterial O +, O +central O +venous O +( O +CVP O +) O +, O +and O +subdural O +cannulae O +inserted O +under O +halothane B-Chemical +anesthesia O +. O + +The O +animals O +were O +mechanically O +ventilated O +to O +achieve O +normocarbia O +( O +PCO2 O += O +42 O ++ O +/ O +- O +1 O +mmHg O +, O +mean O ++ O +/ O +- O +SE O +) O +. O + +Following O +instrumentation O +, O +halothane B-Chemical +was O +discontinued O +and O +alfentanil B-Chemical +( O +125 O +mu O +/ O +kg O +) O +administered O +iv O +during O +emergence O +from O +halothane B-Chemical +anesthesia O +. O + +In O +the O +five O +rats O +that O +developed O +somatic B-Disease +rigidity I-Disease +, O +ICP O +and O +CVP O +increased O +significantly O +above O +baseline O +( O +delta O +ICP O +7 O +. O +5 O ++ O +/ O +- O +1 O +. O +0 O +mmHg O +, O +delta O +CVP O +5 O +. O +9 O ++ O +/ O +- O +1 O +. O +3 O +mmHg O +) O +. O + +These O +variables O +returned O +to O +baseline O +when O +rigidity B-Disease +was O +abolished O +with O +metocurine B-Chemical +. O + +In O +five O +rats O +that O +did O +not O +become O +rigid O +, O +ICP O +and O +CVP O +did O +not O +change O +following O +alfentanil B-Chemical +. O + +These O +observations O +suggest O +that O +rigidity B-Disease +should O +be O +prevented O +when O +alfentanil B-Chemical +, O +and O +, O +presumably O +, O +other O +opiates O +, O +are O +used O +in O +the O +anesthetic O +management O +of O +patients O +with O +ICP O +problems O +. O + +Verapamil B-Chemical +withdrawal O +as O +a O +possible O +cause O +of O +myocardial B-Disease +infarction I-Disease +in O +a O +hypertensive B-Disease +woman O +with O +a O +normal O +coronary O +angiogram O +. O + +Verapamil B-Chemical +is O +an O +effective O +and O +relatively O +- O +safe O +antihypertensive O +drug O +. O + +Serious O +adverse O +effects O +are O +uncommon O +and O +mainly O +have O +been O +related O +to O +the O +depression B-Disease +of O +cardiac O +contractility O +and O +conduction O +, O +especially O +when O +the O +drug O +is O +combined O +with O +beta O +- O +blocking O +agents O +. O + +We O +report O +a O +case O +in O +which O +myocardial B-Disease +infarction I-Disease +coincided O +with O +the O +introduction O +of O +captopril B-Chemical +and O +the O +withdrawal O +of O +verapamil B-Chemical +in O +a O +previously O +asymptomatic O +woman O +with O +severe O +hypertension B-Disease +. O + +Possible O +mechanisms O +that O +involve O +a O +verapamil B-Chemical +- O +related O +increase O +in O +platelet O +and O +/ O +or O +vascular O +alpha O +2 O +- O +adrenoreceptor O +affinity O +for O +catecholamines B-Chemical +are O +discussed O +. O + +Haemolytic B-Disease +- I-Disease +uraemic I-Disease +syndrome I-Disease +after O +treatment O +with O +metronidazole B-Chemical +. O + +This O +paper O +describes O +the O +clinical O +features O +of O +six O +children O +who O +developed O +the O +haemolytic B-Disease +- I-Disease +uraemic I-Disease +syndrome I-Disease +after O +treatment O +with O +metronidazole B-Chemical +. O + +These O +children O +were O +older O +and O +were O +more O +likely O +to O +have O +undergone O +recent O +bowel O +surgery O +than O +are O +other O +children O +with O +this O +condition O +. O + +While O +the O +involvement O +of O +metronidazole B-Chemical +in O +the O +aetiology O +of O +the O +haemolytic B-Disease +- I-Disease +uraemic I-Disease +syndrome I-Disease +is O +not O +established O +firmly O +, O +the O +action O +of O +this O +drug O +in O +sensitizing O +tissues O +to O +oxidation O +injury O +and O +the O +reported O +evidence O +of O +oxidation O +changes O +in O +the O +haemolytic B-Disease +- I-Disease +uraemic I-Disease +syndrome I-Disease +suggest O +a O +possible O +link O +between O +metronidazole B-Chemical +treatment O +and O +some O +cases O +of O +the O +haemolytic B-Disease +- I-Disease +uraemic I-Disease +syndrome I-Disease +. O + +Adverse O +cardiac O +effects O +during O +induction O +chemotherapy O +treatment O +with O +cis B-Chemical +- I-Chemical +platin I-Chemical +and O +5 B-Chemical +- I-Chemical +fluorouracil I-Chemical +. O + +Survival O +for O +patients O +with O +advanced O +head B-Disease +and I-Disease +neck I-Disease +carcinoma I-Disease +and O +esophageal B-Disease +carcinoma I-Disease +is O +poor O +with O +radiotherapy O +and O +/ O +or O +surgery O +. O + +Obviously O +, O +there O +is O +a O +need O +for O +effective O +chemotherapy O +. O + +In O +the O +present O +study O +, O +cis B-Chemical +- I-Chemical +platin I-Chemical +( O +80 O +- O +120 O +mg O +/ O +m2BSA O +) O +and O +5 B-Chemical +- I-Chemical +FU I-Chemical +( O +1000 O +mg O +/ O +m2BSA O +daily O +as O +a O +continuous O +infusion O +during O +5 O +days O +) O +were O +given O +to O +76 O +patients O +before O +radiotherapy O +and O +surgery O +. O + +The O +aim O +of O +the O +study O +was O +to O +clarify O +the O +incidence O +and O +severity O +of O +adverse O +cardiac O +effects O +to O +this O +treatment O +. O + +Before O +treatment O +all O +patients O +had O +a O +cardiac O +evaluation O +and O +during O +treatment O +serial O +ECG O +recordings O +were O +performed O +. O + +In O +the O +pre O +- O +treatment O +evaluation O +, O +signs O +of O +cardiovascular B-Disease +disease I-Disease +were O +found O +in O +33 O +patients O +( O +43 O +% O +) O +. O + +During O +treatment O +, O +adverse O +cardiac O +effects O +were O +observed O +in O +14 O +patients O +( O +18 O +% O +) O +. O + +The O +mean O +age O +of O +these O +patients O +was O +the O +same O +as O +for O +the O +entire O +group O +, O +64 O +years O +. O + +The O +incidence O +of O +cardiotoxicity B-Disease +was O +not O +higher O +in O +patients O +with O +signs O +of O +cardiovascular B-Disease +disease I-Disease +than O +in O +those O +without O +in O +the O +pre O +- O +treatment O +evaluation O +. O + +The O +most O +common O +signs O +of O +cardiotoxicity B-Disease +were O +chest B-Disease +pain I-Disease +, O +ST O +- O +T O +wave O +changes O +and O +atrial B-Disease +fibrillation I-Disease +. O + +This O +was O +followed O +by O +ventricular B-Disease +fibrillation I-Disease +in O +one O +patient O +and O +sudden B-Disease +death I-Disease +in O +another O +. O + +It O +is O +concluded O +that O +patients O +on O +5 B-Chemical +- I-Chemical +FU I-Chemical +treatment O +should O +be O +under O +close O +supervision O +and O +that O +the O +treatment O +should O +be O +discontinued O +if O +chest B-Disease +pain I-Disease +or O +tachyarrhythmia B-Disease +is O +observed O +. O + +Death B-Disease +from O +chemotherapy O +in O +gestational B-Disease +trophoblastic I-Disease +disease I-Disease +. O + +Multiple O +cytotoxic O +drug O +administration O +is O +the O +generally O +accepted O +treatment O +of O +patients O +with O +a O +high O +- O +risk O +stage O +of O +choriocarcinoma B-Disease +. O + +Based O +on O +this O +principle O +a O +27 O +- O +year O +old O +woman O +, O +classified O +as O +being O +in O +the O +high O +- O +risk O +group O +( O +Goldstein O +and O +Berkowitz O +score O +: O +11 O +) O +, O +was O +treated O +with O +multiple O +cytotoxic O +drugs O +. O + +The O +multiple O +drug O +schema O +consisted O +of O +: O +Etoposide B-Chemical +16 O +. O +213 O +, O +Methotrexate B-Chemical +, O +Cyclophosphamide B-Chemical +, O +Actomycin B-Chemical +- I-Chemical +D I-Chemical +, O +and O +Cisplatin B-Chemical +. O + +On O +the O +first O +day O +of O +the O +schedule O +, O +moderate O +high O +doses O +of O +Methotrexate B-Chemical +, O +Etoposide B-Chemical +and O +Cyclophosphamide B-Chemical +were O +administered O +. O + +Within O +8 O +hours O +after O +initiation O +of O +therapy O +the O +patient O +died O +with O +a O +clinical O +picture O +resembling O +massive O +pulmonary B-Disease +obstruction I-Disease +due O +to O +choriocarcinomic O +tissue O +plugs O +, O +probably O +originating O +from O +the O +uterus O +. O + +Formation O +of O +these O +plugs O +was O +probably O +due O +to O +extensive O +tumor B-Disease +necrosis B-Disease +at O +the O +level O +of O +the O +walls O +of O +the O +major O +uterine O +veins O +, O +which O +resulted O +in O +an O +open O +exchange O +of O +tumor B-Disease +plugs O +to O +the O +vascular O +spaces O +; O +decrease O +in O +tumor B-Disease +tissue O +coherence O +secondary O +to O +chemotherapy O +may O +have O +further O +contributed O +to O +the O +formation O +of O +tumor B-Disease +emboli O +. O + +In O +view O +of O +the O +close O +time O +association O +between O +the O +start O +of O +chemotherapy O +and O +the O +acute O +onset O +of O +massive O +embolism B-Disease +other O +explanations O +, O +such O +as O +spontaneous O +necrosis B-Disease +, O +must O +be O +considered O +less O +likely O +. O + +Patients O +with O +large O +pelvic B-Disease +tumor I-Disease +loads O +are O +, O +according O +to O +existing O +classifications O +, O +at O +high O +risk O +to O +die O +and O +to O +develop O +drug O +resistance O +. O + +Notwithstanding O +these O +facts O +our O +findings O +suggest O +that O +these O +patients O +might O +benefit O +from O +relatively O +mild O +initial O +treatment O +, O +especially O +true O +for O +patients O +not O +previously O +exposed O +to O +this O +drug O +. O + +Close O +observation O +of O +the O +response O +status O +both O +clinically O +and O +with O +beta O +- O +hCG O +values O +may O +indicate O +whether O +and O +when O +more O +agressive O +combination O +chemotherapy O +should O +be O +started O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +Pulmonary O +shunt O +and O +cardiovascular O +responses O +to O +CPAP O +during O +nitroprusside B-Chemical +- O +induced O +hypotension B-Disease +. O + +The O +effects O +of O +continuous O +positive O +airway O +pressure O +( O +CPAP O +) O +on O +cardiovascular O +dynamics O +and O +pulmonary O +shunt O +( O +QS O +/ O +QT O +) O +were O +investigated O +in O +12 O +dogs O +before O +and O +during O +sodium B-Chemical +nitroprusside I-Chemical +infusion O +that O +decreased O +mean O +arterial O +blood O +pressure O +40 O +- O +50 O +per O +cent O +. O + +Before O +nitroprusside B-Chemical +infusion O +, O +5 O +cm O +H2O B-Chemical +CPAP O +significantly O +, O +P O +less O +than O +. O +05 O +, O +decreased O +arterial O +blood O +pressure O +, O +but O +did O +not O +significantly O +alter O +heart O +rate O +, O +cardiac O +output O +, O +systemic O +vascular O +resistance O +, O +or O +QS O +/ O +QT O +. O + +Ten O +cm O +H2O B-Chemical +CPAP O +before O +nitroprusside B-Chemical +infusion O +produced O +a O +further O +decrease B-Disease +in I-Disease +arterial I-Disease +blood I-Disease +pressure I-Disease +and O +significantly O +increased O +heart O +rate O +and O +decreased B-Disease +cardiac I-Disease +output I-Disease +and O +QS O +/ O +QT O +. O + +Nitroprusside B-Chemical +caused O +significant O +decreases B-Disease +in I-Disease +arterial I-Disease +blood I-Disease +pressure I-Disease +and O +systemic O +vascular O +resistance O +and O +increases O +in O +heart O +rate O +, O +but O +did O +not O +change O +cardiac O +output O +or O +QS O +/ O +QT O +. O + +Five O +cm O +H2O B-Chemical +CPAP O +during O +nitroprusside B-Chemical +did O +not O +further O +alter O +any O +of O +the O +above O +- O +mentioned O +variables O +. O + +However O +, O +10 O +cm O +H2O B-Chemical +CPAP O +decreased O +arterial O +blood O +pressure O +, O +cardiac O +output O +, O +and O +QS O +/ O +QT O +. O + +These O +data O +indicate O +that O +nitroprusside B-Chemical +infusion O +rates O +that O +decrease O +mean O +arterial O +blood O +pressure O +by O +40 O +- O +50 O +per O +cent O +do O +not O +change O +cardiac O +output O +or O +QS O +/ O +QT O +. O + +During O +nitroprusside B-Chemical +infusion O +low O +levels O +of O +CPAP O +do O +not O +markedly O +alter O +cardiovascular O +dynamics O +, O +but O +high O +levels O +of O +CPAP O +( O +10 O +cm O +H2O B-Chemical +) O +, O +while O +decreasing O +QS O +/ O +QT O +, O +produce O +marked O +decreases B-Disease +in I-Disease +arterial I-Disease +blood I-Disease +pressure I-Disease +and I-Disease +cardiac I-Disease +output I-Disease +. O + +Systolic O +pressure O +variation O +is O +greater O +during O +hemorrhage B-Disease +than O +during O +sodium B-Chemical +nitroprusside I-Chemical +- O +induced O +hypotension B-Disease +in O +ventilated O +dogs O +. O + +The O +systolic O +pressure O +variation O +( O +SPV O +) O +, O +which O +is O +the O +difference O +between O +the O +maximal O +and O +minimal O +values O +of O +the O +systolic O +blood O +pressure O +( O +SBP O +) O +after O +one O +positive O +- O +pressure O +breath O +, O +was O +studied O +in O +ventilated O +dogs O +subjected O +to O +hypotension B-Disease +. O + +Mean O +arterial O +pressure O +was O +decreased O +to O +50 O +mm O +Hg O +for O +30 O +minutes O +either O +by O +hemorrhage B-Disease +( O +HEM B-Disease +, O +n O += O +7 O +) O +or O +by O +continuous O +infusion O +of O +sodium B-Chemical +nitroprusside I-Chemical +( O +SNP B-Chemical +, O +n O += O +7 O +) O +. O + +During O +HEM B-Disease +- O +induced O +hypotension B-Disease +the O +cardiac O +output O +was O +significantly O +lower O +and O +systemic O +vascular O +resistance O +higher O +compared O +with O +that O +in O +the O +SNP B-Chemical +group O +. O + +The O +systemic O +, O +central O +venous O +, O +pulmonary O +capillary O +wedge O +pressures O +, O +and O +heart O +rates O +, O +were O +similar O +in O +the O +two O +groups O +. O + +Analysis O +of O +the O +respiratory O +changes O +in O +the O +arterial O +pressure O +waveform O +enabled O +differentiation O +between O +the O +two O +groups O +. O + +The O +SPV O +during O +hypotension B-Disease +was O +15 O +. O +7 O ++ O +/ O +- O +6 O +. O +7 O +mm O +Hg O +in O +the O +HEM B-Disease +group O +, O +compared O +with O +9 O +. O +1 O ++ O +/ O +- O +2 O +. O +0 O +mm O +Hg O +in O +the O +SNP B-Chemical +group O +( O +P O +less O +than O +0 O +. O +02 O +) O +. O + +The O +delta O +down O +, O +which O +is O +the O +measure O +of O +decrease O +of O +SBP O +after O +a O +mechanical O +breath O +, O +was O +20 O +. O +3 O ++ O +/ O +- O +8 O +. O +4 O +and O +10 O +. O +1 O ++ O +/ O +- O +3 O +. O +8 O +mm O +Hg O +in O +the O +HEM B-Disease +and O +SNP B-Chemical +groups O +, O +respectively O +, O +during O +hypotension B-Disease +( O +P O +less O +than O +0 O +. O +02 O +) O +. O + +It O +is O +concluded O +that O +increases O +in O +the O +SPV O +and O +the O +delta O +down O +are O +characteristic O +of O +a O +hypotensive B-Disease +state O +due O +to O +a O +predominant O +decrease O +in O +preload O +. O + +They O +are O +thus O +more O +important O +during O +absolute O +hypovolemia B-Disease +than O +during O +deliberate O +hypotension B-Disease +. O + +Ventricular B-Disease +tachyarrhythmias I-Disease +during O +cesarean O +section O +after O +ritodrine B-Chemical +therapy O +: O +interaction O +with O +anesthetics O +. O + +This O +case O +illustrates O +that O +patients O +receiving O +ritodrine B-Chemical +for O +preterm B-Disease +labor I-Disease +may O +risk O +interactions O +between O +the O +residual O +betamimetic O +effects O +of O +ritodrine B-Chemical +and O +the O +effects O +of O +anesthetics O +during O +cesarean O +section O +. O + +Such O +interactions O +may O +result O +in O +serious O +cardiovascular B-Disease +complications I-Disease +even O +after O +cessation O +of O +an O +infusion O +of O +ritodrine B-Chemical +. O + +Preoperative O +assessment O +should O +focus O +on O +cardiovascular O +status O +and O +serum O +potassium B-Chemical +level O +. O + +Delaying O +induction O +of O +anesthesia O +should O +be O +considered O +whenever O +possible O +. O + +Careful O +fluid O +administration O +and O +cautious O +use O +of O +titrated O +doses O +of O +ephedrine B-Chemical +are O +advised O +. O + +After O +delivery O +of O +the O +infant O +, O +there O +should O +be O +no O +contraindication O +to O +the O +use O +of O +an O +alpha O +- O +adrenergic O +vasopressor O +such O +as O +phenylephrine B-Chemical +to O +treat O +hypotensive B-Disease +patients O +with O +tachycardia B-Disease +. O + +Verapamil B-Chemical +- O +induced O +carbamazepine B-Chemical +neurotoxicity B-Disease +. O + +A O +report O +of O +two O +cases O +. O + +Two O +patients O +with O +signs O +of O +carbamazepine B-Chemical +neurotoxicity B-Disease +after O +combined O +treatment O +with O +verapamil B-Chemical +showed O +complete O +recovery O +after O +discontinuation O +of O +the O +calcium B-Chemical +entry O +blocker O +. O + +Use O +of O +verapamil B-Chemical +in O +combination O +with O +carbamazepine B-Chemical +should O +either O +be O +avoided O +or O +prescribed O +only O +with O +appropriate O +adjustment O +of O +the O +carbamazepine B-Chemical +dose O +( O +usually O +reduction O +of O +the O +carbamazepine B-Chemical +dose O +by O +one O +half O +) O +. O + +Paracetamol B-Chemical +- O +associated O +coma B-Disease +, O +metabolic B-Disease +acidosis I-Disease +, O +renal B-Disease +and I-Disease +hepatic I-Disease +failure I-Disease +. O + +A O +case O +of O +metabolic B-Disease +acidosis I-Disease +, O +acute B-Disease +renal I-Disease +failure I-Disease +and I-Disease +hepatic I-Disease +failure I-Disease +following O +paracetamol B-Chemical +ingestion O +is O +presented O +. O + +The O +diagnostic O +difficulty O +at O +presentation O +is O +highlighted O +. O + +Continuous O +arteriovenous O +haemofiltration O +proved O +a O +valuable O +means O +of O +maintaining O +fluid O +and O +electrolyte O +balance O +. O + +The O +patient O +recovered O +. O + +Sexual B-Disease +dysfunction I-Disease +among O +patients O +with O +arthritis B-Disease +. O + +The O +relationship O +of O +arthritis B-Disease +and O +sexual B-Disease +dysfunction I-Disease +was O +investigated O +among O +169 O +patients O +with O +rheumatoid B-Disease +arthritis I-Disease +, O +osteoarthritis B-Disease +and O +spondyloarthropathy B-Disease +, O +130 O +of O +whom O +were O +pair O +- O +matched O +to O +controls O +. O + +Assessments O +of O +marital O +happiness O +and O +depressed B-Disease +mood I-Disease +were O +also O +made O +using O +the O +CES O +- O +D O +and O +the O +Azrin O +Marital O +Happiness O +Scale O +( O +AMHS O +) O +. O + +Sexual B-Disease +dysfunctions I-Disease +were O +found O +to O +be O +common O +among O +patients O +and O +controls O +, O +the O +majority O +in O +both O +groups O +reporting O +one O +or O +more O +dysfunctions O +. O + +Impotence B-Disease +was O +more O +common O +among O +male O +patients O +than O +controls O +and O +was O +found O +to O +be O +associated O +with O +co O +- O +morbidity O +and O +the O +taking O +of O +methotrexate B-Chemical +. O + +Depressed B-Disease +mood I-Disease +was O +more O +common O +among O +patients O +and O +was O +associated O +with O +certain O +sexual O +difficulties O +, O +but O +not O +with O +impotence B-Disease +. O + +Marital O +unhappiness O +, O +as O +indicated O +by O +AMHS O +scores O +, O +was O +not O +associated O +with O +arthritis B-Disease +but O +was O +associated O +with O +sexual B-Disease +dysfunction I-Disease +, O +sexual O +dissatisfaction O +and O +being O +female O +. O + +Does O +paracetamol B-Chemical +cause O +urothelial B-Disease +cancer I-Disease +or O +renal B-Disease +papillary I-Disease +necrosis I-Disease +? O + +The O +risk O +of O +developing O +renal B-Disease +papillary I-Disease +necrosis I-Disease +or O +cancer B-Disease +of I-Disease +the I-Disease +renal I-Disease +pelvis I-Disease +, I-Disease +ureter I-Disease +or I-Disease +bladder I-Disease +associated O +with O +consumption O +of O +either O +phenacetin B-Chemical +or O +paracetamol B-Chemical +was O +calculated O +from O +data O +acquired O +by O +questionnaire O +from O +381 O +cases O +and O +808 O +controls O +. O + +The O +risk O +of O +renal B-Disease +papillary I-Disease +necrosis I-Disease +was O +increased O +nearly O +20 O +- O +fold O +by O +consumption O +of O +phenacetin B-Chemical +, O +which O +also O +increased O +the O +risk O +for O +cancer B-Disease +of I-Disease +the I-Disease +renal I-Disease +pelvis I-Disease +and I-Disease +bladder I-Disease +but O +not O +for O +ureteric B-Disease +cancer I-Disease +. O + +By O +contrast O +, O +we O +were O +unable O +to O +substantiate O +an O +increased O +risk O +from O +paracetamol B-Chemical +consumption O +for O +renal B-Disease +papillary I-Disease +necrosis I-Disease +or O +any O +of O +these O +cancers B-Disease +although O +there O +was O +a O +suggestion O +of O +an O +association O +with O +cancer B-Disease +of I-Disease +the I-Disease +ureter I-Disease +. O + +Dapsone B-Chemical +- O +associated O +Heinz O +body O +hemolytic B-Disease +anemia I-Disease +in O +a O +Cambodian O +woman O +with O +hemoglobin O +E O +trait O +. O + +A O +Cambodian O +woman O +with O +hemoglobin O +E O +trait O +( O +AE O +) O +and O +leprosy B-Disease +developed O +a O +Heinz O +body O +hemolytic B-Disease +anemia I-Disease +while O +taking O +a O +dose O +of O +dapsone B-Chemical +( O +50 O +mg O +/ O +day O +) O +not O +usually O +associated O +with O +clinical O +hemolysis B-Disease +. O + +Her O +red O +blood O +cells O +( O +RBCs O +) O +had O +increased O +incubated O +Heinz O +body O +formation O +, O +decreased O +reduced O +glutathione B-Chemical +( O +GSH B-Chemical +) O +, O +and O +decreased O +GSH B-Chemical +stability O +. O + +The O +pentose B-Chemical +phosphate I-Chemical +shunt O +activity O +of O +the O +dapsone B-Chemical +- O +exposed O +AE O +RBCs O +was O +increased O +compared O +to O +normal O +RBCs O +. O + +Although O +the O +AE O +RBCs O +from O +an O +individual O +not O +taking O +dapsone B-Chemical +had O +increased O +incubated O +Heinz O +body O +formation O +, O +the O +GSH B-Chemical +content O +and O +GSH B-Chemical +stability O +were O +normal O +. O + +The O +pentose B-Chemical +phosphate I-Chemical +shunt O +activity O +of O +the O +non O +- O +dapsone B-Chemical +- O +exposed O +AE O +RBCs O +was O +decreased O +compared O +to O +normal O +RBCs O +. O + +Thus O +, O +AE O +RBCs O +appear O +to O +have O +an O +increased O +sensitivity O +to O +oxidant O +stress O +both O +in O +vitro O +and O +in O +vivo O +, O +since O +dapsone B-Chemical +does O +not O +cause O +hemolytic B-Disease +anemia I-Disease +at O +this O +dose O +in O +hematologically O +normal O +individuals O +. O + +Given O +the O +influx O +of O +Southeast O +Asians O +into O +the O +United O +States O +, O +oxidant O +medications O +should O +be O +used O +with O +caution O +, O +especially O +if O +an O +infection B-Disease +is O +present O +, O +in O +individuals O +of O +ethnic O +backgrounds O +that O +have O +an O +increased O +prevalence O +of O +hemoglobin O +E O +. O + +Severe O +complications O +of O +antianginal O +drug O +therapy O +in O +a O +patient O +identified O +as O +a O +poor O +metabolizer O +of O +metoprolol B-Chemical +, O +propafenone B-Chemical +, O +diltiazem B-Chemical +, O +and O +sparteine B-Chemical +. O + +A O +47 O +- O +year O +- O +old O +patient O +suffering O +from O +coronary B-Disease +artery I-Disease +disease I-Disease +was O +admitted O +to O +the O +CCU O +in O +shock B-Disease +with O +III O +. O + +AV B-Disease +block I-Disease +, O +severe O +hypotension B-Disease +, O +and O +impairment B-Disease +of I-Disease +ventricular I-Disease +function I-Disease +. O + +One O +week O +prior O +to O +admission O +a O +therapy O +with O +standard O +doses O +of O +metoprolol B-Chemical +( O +100 O +mg O +t O +. O +i O +. O +d O +. O +and O +then O +100 O +mg O +b O +. O +i O +. O +d O +. O +) O +had O +been O +initiated O +. O + +Two O +days O +before O +admission O +diltiazem B-Chemical +( O +60 O +mg O +b O +. O +i O +. O +d O +. O +) O +was O +prescribed O +in O +addition O +. O + +Analyses O +of O +a O +blood O +sample O +revealed O +unusually O +high O +plasma O +concentrations O +of O +metoprolol B-Chemical +( O +greater O +than O +3000 O +ng O +/ O +ml O +) O +and O +diltiazem B-Chemical +( O +526 O +ng O +/ O +ml O +) O +. O + +The O +patient O +recovered O +within O +1 O +week O +following O +discontinuation O +of O +antianginal O +therapy O +. O + +Three O +months O +later O +the O +patient O +was O +exposed O +to O +a O +single O +dose O +of O +metoprolol B-Chemical +, O +diltiazem B-Chemical +, O +propafenone B-Chemical +( O +since O +he O +had O +received O +this O +drug O +in O +the O +past O +) O +, O +and O +sparteine B-Chemical +( O +as O +a O +probe O +for O +the O +debrisoquine B-Chemical +/ O +sparteine B-Chemical +type O +polymorphism O +of O +oxidative O +drug O +metabolism O +) O +. O + +It O +was O +found O +that O +he O +was O +a O +poor O +metabolizer O +of O +all O +four O +drugs O +, O +indicating O +that O +their O +metabolism O +is O +under O +the O +same O +genetic O +control O +. O + +Therefore O +, O +patients O +belonging O +to O +the O +poor O +- O +metabolizer O +phenotype O +of O +sparteine B-Chemical +/ O +debrisoquine B-Chemical +polymorphism O +in O +drug O +metabolism O +, O +which O +constitutes O +6 O +. O +4 O +% O +of O +the O +German O +population O +, O +may O +experience O +adverse B-Disease +drug I-Disease +reactions I-Disease +when O +treated O +with O +standard O +doses O +of O +one O +of O +these O +drugs O +alone O +. O + +Moreover O +, O +the O +coadministration O +of O +these O +frequently O +used O +drugs O +is O +expected O +to O +be O +especially O +harmful O +in O +this O +subgroup O +of O +patients O +. O + +Clinical O +experiences O +in O +an O +open O +and O +a O +double O +- O +blind O +trial O +. O + +A O +total O +of O +sixty O +patients O +were O +trated O +with O +bromperidol B-Chemical +first O +in O +open O +conditions O +( O +20 O +patients O +) O +, O +then O +on O +a O +double O +blind O +basis O +( O +40 O +patients O +) O +with O +haloperidol B-Chemical +as O +the O +reference O +substance O +. O + +The O +open O +study O +lasted O +for O +four O +weeks O +; O +the O +drug O +was O +administrated O +in O +the O +form O +of O +1 O +mg O +tablets O +. O + +The O +daily O +dose O +( O +initial O +dose O +: O +1 O +mg O +; O +mean O +dose O +at O +the O +end O +of O +the O +trial O +: O +4 O +. O +47 O +mg O +) O +was O +always O +administered O +in O +one O +single O +dose O +. O + +Nineteen O +patients O +finished O +the O +trial O +, O +and O +in O +18 O +cases O +the O +therapeutic O +result O +was O +considered O +very O +good O +to O +good O +. O + +These O +results O +were O +confirmed O +by O +statistical O +analysis O +. O + +Nine O +patients O +exhibited O +mild O +to O +moderate O +extrapyramidal B-Disease +concomitant I-Disease +symptoms I-Disease +; O +no O +other O +side O +effects O +were O +observed O +. O + +The O +results O +of O +detailed O +laboratory O +tests O +and O +evaluations O +of O +various O +quantitative O +and O +qualitative O +tolerability O +parameters O +were O +not O +indicative O +of O +toxic O +effects O +. O + +In O +the O +double O +blind O +study O +with O +haloperidol B-Chemical +, O +both O +substances O +were O +found O +to O +be O +highly O +effective O +in O +the O +treatment O +of O +psychotic B-Disease +syndromes I-Disease +belonging I-Disease +predominantly I-Disease +to I-Disease +the I-Disease +schizophrenia I-Disease +group I-Disease +. O + +Certain O +clues O +, O +including O +the O +onset O +of O +action O +, O +seem O +to O +be O +indicative O +of O +the O +superiority O +of O +bromperidol B-Chemical +. O + +No O +differences O +were O +observed O +with O +respect O +to O +side O +effects O +and O +general O +tolerability O +. O + +Prolonged O +cholestasis B-Disease +after O +troleandomycin B-Chemical +- O +induced O +acute O +hepatitis B-Disease +. O + +We O +report O +the O +case O +of O +a O +patient O +in O +whom O +troleandomycin B-Chemical +- O +induced O +hepatitis B-Disease +was O +followed O +by O +prolonged O +anicteric O +cholestasis B-Disease +. O + +Jaundice B-Disease +occurred O +after O +administration O +of O +troleandomycin B-Chemical +for O +7 O +days O +and O +was O +associated O +with O +hypereosinophilia B-Disease +. O + +Jaundice B-Disease +disappeared O +within O +3 O +months O +but O +was O +followed O +by O +prolonged O +anicteric O +cholestasis B-Disease +marked O +by O +pruritus B-Disease +and O +high O +levels O +of O +alkaline O +phosphatase O +and O +gammaglutamyltransferase O +activities O +. O + +Finally O +, O +pruritus B-Disease +disappeared O +within O +19 O +months O +, O +and O +liver O +tests O +returned O +to O +normal O +27 O +months O +after O +the O +onset O +of O +hepatitis B-Disease +. O + +This O +observation O +demonstrates O +that O +prolonged O +cholestasis B-Disease +can O +follow O +troleandomycin B-Chemical +- O +induced O +acute O +hepatitis B-Disease +. O + +Serial O +studies O +of O +auditory B-Disease +neurotoxicity I-Disease +in O +patients O +receiving O +deferoxamine B-Chemical +therapy O +. O + +Visual B-Disease +and I-Disease +auditory I-Disease +neurotoxicity I-Disease +was O +previously O +documented O +in O +42 O +of O +89 O +patients O +with O +transfusion O +- O +dependent O +anemia B-Disease +who O +were O +receiving O +iron B-Chemical +chelation O +therapy O +with O +daily O +subcutaneous O +deferoxamine B-Chemical +. O + +Twenty O +- O +two O +patients O +in O +the O +affected O +group O +had O +abnormal B-Disease +audiograms I-Disease +with I-Disease +deficits I-Disease +mostly I-Disease +in I-Disease +the I-Disease +high I-Disease +frequency I-Disease +range I-Disease +of I-Disease +4 I-Disease +, I-Disease +000 I-Disease +to I-Disease +8 I-Disease +, I-Disease +000 I-Disease +Hz I-Disease +and O +in O +the O +hearing O +threshold O +levels O +of O +30 O +to O +100 O +decibels O +. O + +When O +deferoxamine B-Chemical +therapy O +was O +discontinued O +and O +serial O +studies O +were O +performed O +, O +audiograms O +in O +seven O +cases O +reverted O +to O +normal O +or O +near O +normal O +within O +two O +to O +three O +weeks O +, O +and O +nine O +of O +13 O +patients O +with O +symptoms O +became O +asymptomatic O +. O + +Audiograms O +from O +15 O +patients O +remained O +abnormal O +and O +four O +patients O +required O +hearing O +aids O +because O +of O +permanent B-Disease +disability I-Disease +. O + +Since O +18 O +of O +the O +22 O +patients O +were O +initially O +receiving O +deferoxamine B-Chemical +doses O +in O +excess O +of O +the O +commonly O +recommended O +50 O +mg O +/ O +kg O +per O +dose O +, O +therapy O +was O +restarted O +with O +lower O +doses O +, O +usually O +50 O +mg O +/ O +kg O +per O +dose O +or O +less O +depending O +on O +the O +degree O +of O +auditory B-Disease +abnormality I-Disease +, O +and O +with O +the O +exception O +of O +two O +cases O +no O +further O +toxicity B-Disease +was O +demonstrated O +. O + +Auditory O +deterioration O +and O +improvement O +, O +demonstrated O +serially O +in O +individual O +patients O +receiving O +and O +not O +receiving O +deferoxamine B-Chemical +, O +respectively O +, O +provided O +convincing O +evidence O +for O +a O +cause O +- O +and O +- O +effect O +relation O +between O +deferoxamine B-Chemical +administration O +and O +ototoxicity B-Disease +. O + +Based O +on O +these O +data O +, O +a O +plan O +of O +management O +was O +developed O +that O +allows O +effective O +yet O +safe O +administration O +of O +deferoxamine B-Chemical +. O + +A O +dose O +of O +50 O +mg O +/ O +kg O +is O +recommended O +in O +those O +without O +audiogram O +abnormalities O +. O + +With O +mild O +toxicity B-Disease +, O +a O +reduction O +to O +30 O +or O +40 O +mg O +/ O +kg O +per O +dose O +should O +result O +in O +a O +reversal O +of O +the O +abnormal O +results O +to O +normal O +within O +four O +weeks O +. O + +Moderate O +abnormalities O +require O +a O +reduction O +of O +deferoxamine B-Chemical +to O +25 O +mg O +/ O +kg O +per O +dose O +with O +careful O +monitoring O +. O + +In O +those O +with O +symptoms O +of O +hearing B-Disease +loss I-Disease +, O +the O +drug O +should O +be O +stopped O +for O +four O +weeks O +, O +and O +when O +the O +audiogram O +is O +stable O +or O +improved O +, O +therapy O +should O +be O +restarted O +at O +10 O +to O +25 O +mg O +/ O +kg O +per O +dose O +. O + +Serial O +audiograms O +should O +be O +performed O +every O +six O +months O +in O +those O +without O +problems O +and O +more O +frequently O +in O +young O +patients O +with O +normal O +serum O +ferritin O +values O +and O +in O +those O +with O +auditory B-Disease +dysfunction I-Disease +. O + +Lidocaine B-Chemical +- O +induced O +cardiac B-Disease +asystole I-Disease +. O + +Intravenous O +administration O +of O +a O +single O +50 O +- O +mg O +bolus O +of O +lidocaine B-Chemical +in O +a O +67 O +- O +year O +- O +old O +man O +resulted O +in O +profound O +depression B-Disease +of O +the O +activity O +of O +the O +sinoatrial O +and O +atrioventricular O +nodal O +pacemakers O +. O + +The O +patient O +had O +no O +apparent O +associated O +conditions O +which O +might O +have O +predisposed O +him O +to O +the O +development O +of O +bradyarrhythmias B-Disease +; O +and O +, O +thus O +, O +this O +probably O +represented O +a O +true O +idiosyncrasy O +to O +lidocaine B-Chemical +. O + +Flurbiprofen B-Chemical +in O +the O +treatment O +of O +juvenile B-Disease +rheumatoid I-Disease +arthritis I-Disease +. O + +Thirty O +- O +four O +patients O +with O +juvenile B-Disease +rheumatoid I-Disease +arthritis I-Disease +, O +who O +were O +treated O +with O +flurbiprofen B-Chemical +at O +a O +maximum O +dose O +of O +4 O +mg O +/ O +kg O +/ O +day O +, O +had O +statistically O +significant O +decreases O +from O +baseline O +in O +6 O +arthritis B-Disease +indices O +after O +12 O +weeks O +of O +treatment O +. O + +Improvements O +were O +seen O +in O +the O +number O +of O +tender B-Disease +joints I-Disease +, O +the O +severity O +of O +swelling B-Disease +and O +tenderness B-Disease +, O +the O +time O +of O +walk O +50 O +feet O +, O +the O +duration O +of O +morning B-Disease +stiffness I-Disease +and O +the O +circumference O +of O +the O +left O +knee O +. O + +The O +most O +frequently O +observed O +side O +effect O +was O +fecal B-Disease +occult I-Disease +blood I-Disease +( O +25 O +% O +of O +patients O +) O +; O +however O +, O +there O +was O +no O +other O +evidence O +of O +gastrointestinal B-Disease +( I-Disease +GI I-Disease +) I-Disease +bleeding I-Disease +in O +these O +patients O +. O + +One O +patient O +was O +prematurely O +discontinued O +from O +the O +study O +for O +severe O +headache B-Disease +and O +abdominal B-Disease +pain I-Disease +. O + +Most O +side O +effects O +were O +mild O +and O +related O +to O +the O +GI O +tract O +. O + +Hyperkalemia B-Disease +associated O +with O +sulindac B-Chemical +therapy O +. O + +Hyperkalemia B-Disease +has O +recently O +been O +recognized O +as O +a O +complication O +of O +nonsteroidal O +antiinflammatory O +agents O +( O +NSAID O +) O +such O +as O +indomethacin B-Chemical +. O + +Several O +recent O +studies O +have O +stressed O +the O +renal O +sparing O +features O +of O +sulindac B-Chemical +, O +owing O +to O +its O +lack O +of O +interference O +with O +renal O +prostacyclin B-Chemical +synthesis O +. O + +We O +describe O +4 O +patients O +in O +whom O +hyperkalemia B-Disease +ranging O +from O +6 O +. O +1 O +to O +6 O +. O +9 O +mEq O +/ O +l O +developed O +within O +3 O +to O +8 O +days O +of O +sulindac B-Chemical +administration O +. O + +In O +all O +of O +them O +normal O +serum O +potassium B-Chemical +levels O +reached O +within O +2 O +to O +4 O +days O +of O +stopping O +sulindac B-Chemical +. O + +As O +no O +other O +medications O +known O +to O +effect O +serum O +potassium B-Chemical +had O +been O +given O +concomitantly O +, O +this O +course O +of O +events O +is O +suggestive O +of O +a O +cause O +- O +and O +- O +effect O +relationship O +between O +sulindac B-Chemical +and O +hyperkalemia B-Disease +. O + +These O +observations O +indicate O +that O +initial O +hopes O +that O +sulindac B-Chemical +may O +not O +be O +associated O +with O +the O +adverse O +renal O +effects O +of O +other O +NSAID O +are O +probably O +not O +justified O +. O + +Drug O +- O +induced O +arterial O +spasm B-Disease +relieved O +by O +lidocaine B-Chemical +. O + +Case O +report O +. O + +Following O +major O +intracranial O +surgery O +in O +a O +35 O +- O +year O +- O +old O +man O +, O +sodium B-Chemical +pentothal I-Chemical +was O +intravenously O +infused O +to O +minimize O +cerebral B-Disease +ischaemia I-Disease +. O + +Intense O +vasospasm B-Disease +with O +threatened O +gangrene B-Disease +arose O +in O +the O +arm O +used O +for O +the O +infusion O +. O + +Since O +the O +cranial O +condition O +precluded O +use O +of O +more O +usual O +methods O +, O +lidocaine B-Chemical +was O +given O +intra O +- O +arterially O +, O +with O +careful O +cardiovascular O +monitoring O +, O +to O +counteract O +the O +vasospasm B-Disease +. O + +The O +treatment O +was O +rapidly O +successful O +. O + +Regional O +localization O +of O +the O +antagonism O +of O +amphetamine B-Chemical +- O +induced O +hyperactivity B-Disease +by O +intracerebral O +calcitonin B-Chemical +injections O +. O + +Calcitonin B-Chemical +receptors O +are O +found O +in O +the O +brain O +, O +and O +intracerebral O +infusions O +of O +calcitonin B-Chemical +can O +produce O +behavioral O +effects O +. O + +Among O +these O +behavioral O +effects O +are O +decreases O +in O +food O +intake O +and O +decreases O +in O +amphetamine B-Chemical +- O +induced O +locomotor O +activity O +. O + +In O +previous O +experiments O +we O +found O +that O +decreases O +in O +food O +intake O +were O +induced O +by O +local O +administration O +of O +calcitonin B-Chemical +into O +several O +hypothalamic O +sites O +and O +into O +the O +nucleus O +accumbens O +. O + +In O +the O +present O +experiment O +calcitonin B-Chemical +decreased O +locomotor O +activity O +when O +locally O +injected O +into O +the O +same O +sites O +where O +it O +decreases O +food O +intake O +. O + +The O +areas O +where O +calcitonin B-Chemical +is O +most O +effective O +in O +decreasing O +locomotor O +activity O +are O +located O +in O +the O +hypothalamus O +and O +nucleus O +accumbens O +, O +suggesting O +that O +these O +areas O +are O +the O +major O +sites O +of O +action O +of O +calcitonin B-Chemical +in O +inhibiting O +amphetamine B-Chemical +- O +induced O +locomotor O +activity O +. O + +The O +hematologic O +effects O +of O +cefonicid B-Chemical +and O +cefazedone B-Chemical +in O +the O +dog O +: O +a O +potential O +model O +of O +cephalosporin B-Chemical +hematotoxicity B-Disease +in O +man O +. O + +Cephalosporin B-Chemical +antibiotics O +cause O +a O +variety O +of O +hematologic B-Disease +disturbances I-Disease +in O +man O +, O +the O +pathogeneses O +and O +hematopathology O +of O +which O +remain O +poorly O +characterized O +. O + +There O +is O +a O +need O +for O +a O +well O +- O +defined O +animal O +model O +in O +which O +these O +blood B-Disease +dyscrasias I-Disease +can O +be O +studied O +. O + +In O +four O +subacute O +toxicity B-Disease +studies O +, O +the O +intravenous O +administration O +of O +cefonicid B-Chemical +or O +cefazedone B-Chemical +to O +beagle O +dogs O +caused O +a O +dose O +- O +dependent O +incidence O +of O +anemia B-Disease +, O +neutropenia B-Disease +, O +and O +thrombocytopenia B-Disease +after O +1 O +- O +3 O +months O +of O +treatment O +. O + +A O +nonregenerative O +anemia B-Disease +was O +the O +most O +compromising O +of O +the O +cytopenias B-Disease +and O +occurred O +in O +approximately O +50 O +% O +of O +dogs O +receiving O +400 O +- O +500 O +mg O +/ O +kg O +cefonicid B-Chemical +or O +540 O +- O +840 O +mg O +/ O +kg O +cefazedone B-Chemical +. O + +All O +three O +cytopenias B-Disease +were O +completely O +reversible O +following O +cessation O +of O +treatment O +; O +the O +time O +required O +for O +recovery O +of O +the O +erythron O +( O +approximately O +1 O +month O +) O +was O +considerably O +longer O +than O +that O +of O +the O +granulocytes O +and O +platelets O +( O +hours O +to O +a O +few O +days O +) O +. O + +Upon O +rechallenge O +with O +either O +cephalosporin B-Chemical +, O +the O +hematologic B-Disease +syndrome I-Disease +was O +reproduced O +in O +most O +dogs O +tested O +; O +cefonicid B-Chemical +( O +but O +not O +cefazedone B-Chemical +) O +- O +treated O +dogs O +showed O +a O +substantially O +reduced O +induction O +period O +( O +15 O ++ O +/ O +- O +5 O +days O +) O +compared O +to O +that O +of O +the O +first O +exposure O +to O +the O +drug O +( O +61 O ++ O +/ O +- O +24 O +days O +) O +. O + +This O +observation O +, O +along O +with O +the O +rapid O +rate O +of O +decline O +in O +red O +cell O +mass O +parameters O +of O +affected O +dogs O +, O +suggests O +that O +a O +hemolytic B-Disease +component O +complicated O +the O +red O +cell O +production O +problem O +and O +that O +multiple O +toxicologic O +mechanisms O +contributed O +to O +the O +cytopenia B-Disease +. O + +We O +conclude O +that O +the O +administration O +of O +high O +doses O +of O +cefonicid B-Chemical +or O +cefazedone B-Chemical +to O +dogs O +can O +induce O +hematotoxicity B-Disease +similar O +to O +the O +cephalosporin B-Chemical +- O +induced O +blood B-Disease +dyscrasias I-Disease +described O +in O +man O +and O +thus O +provides O +a O +useful O +model O +for O +studying O +the O +mechanisms O +of O +these O +disorders O +. O + +Cerebral O +blood O +flow O +and O +metabolism O +during O +isoflurane B-Chemical +- O +induced O +hypotension B-Disease +in O +patients O +subjected O +to O +surgery O +for O +cerebral B-Disease +aneurysms I-Disease +. O + +Cerebral O +blood O +flow O +and O +cerebral O +metabolic O +rate O +for O +oxygen B-Chemical +were O +measured O +during O +isoflurane B-Chemical +- O +induced O +hypotension B-Disease +in O +10 O +patients O +subjected O +to O +craniotomy O +for O +clipping O +of O +a O +cerebral B-Disease +aneurysm I-Disease +. O + +Flow O +and O +metabolism O +were O +measured O +5 O +- O +13 O +days O +after O +the O +subarachnoid B-Disease +haemorrhage I-Disease +by O +a O +modification O +of O +the O +classical O +Kety O +- O +Schmidt O +technique O +using O +xenon B-Chemical +- O +133 O +i O +. O +v O +. O +Anaesthesia O +was O +maintained O +with O +an O +inspired O +isoflurane B-Chemical +concentration O +of O +0 O +. O +75 O +% O +( O +plus O +67 O +% O +nitrous B-Chemical +oxide I-Chemical +in O +oxygen B-Chemical +) O +, O +during O +which O +CBF O +and O +CMRO2 O +were O +34 O +. O +3 O ++ O +/ O +- O +2 O +. O +1 O +ml O +/ O +100 O +g O +min O +- O +1 O +and O +2 O +. O +32 O ++ O +/ O +- O +0 O +. O +16 O +ml O +/ O +100 O +g O +min O +- O +1 O +at O +PaCO2 O +4 O +. O +1 O ++ O +/ O +- O +0 O +. O +1 O +kPa O +( O +mean O ++ O +/ O +- O +SEM O +) O +. O + +Controlled O +hypotension B-Disease +to O +an O +average O +MAP O +of O +50 O +- O +55 O +mm O +Hg B-Chemical +was O +induced O +by O +increasing O +the O +dose O +of O +isoflurane B-Chemical +, O +and O +maintained O +at O +an O +inspired O +concentration O +of O +2 O +. O +2 O ++ O +/ O +- O +0 O +. O +2 O +% O +. O + +This O +resulted O +in O +a O +significant O +decrease O +in O +CMRO2 O +( O +to O +1 O +. O +73 O ++ O +/ O +- O +0 O +. O +16 O +ml O +/ O +100 O +g O +min O +- O +1 O +) O +, O +while O +CBF O +was O +unchanged O +. O + +After O +the O +clipping O +of O +the O +aneurysm B-Disease +the O +isoflurane B-Chemical +concentration O +was O +reduced O +to O +0 O +. O +75 O +% O +. O + +There O +was O +a O +significant O +increase O +in O +CBF O +, O +although O +CMRO2 O +was O +unchanged O +, O +compared O +with O +pre O +- O +hypotensive B-Disease +values O +. O + +These O +changes O +might O +offer O +protection O +to O +brain O +tissue O +during O +periods O +of O +induced O +hypotension B-Disease +. O + +Triazolam B-Chemical +- O +induced O +brief O +episodes O +of O +secondary O +mania B-Disease +in O +a O +depressed B-Disease +patient O +. O + +Large O +doses O +of O +triazolam B-Chemical +repeatedly O +induced O +brief O +episodes O +of O +mania B-Disease +in O +a O +depressed B-Disease +elderly O +woman O +. O + +Features O +of O +organic B-Disease +mental I-Disease +disorder I-Disease +( O +delirium B-Disease +) O +were O +not O +present O +. O + +Manic B-Disease +excitement O +was O +coincident O +with O +the O +duration O +of O +action O +of O +triazolam B-Chemical +. O + +The O +possible O +contribution O +of O +the O +triazolo B-Chemical +group O +to O +changes O +in O +affective O +status O +is O +discussed O +. O + +The O +correlation O +between O +neurotoxic B-Disease +esterase O +inhibition O +and O +mipafox B-Chemical +- O +induced O +neuropathic B-Disease +damage I-Disease +in O +rats O +. O + +The O +correlation O +between O +neuropathic B-Disease +damage I-Disease +and O +inhibition O +of O +neurotoxic B-Disease +esterase O +or O +neuropathy B-Disease +target O +enzyme O +( O +NTE O +) O +was O +examined O +in O +rats O +acutely O +exposed O +to O +Mipafox B-Chemical +( O +N B-Chemical +, I-Chemical +N I-Chemical +' I-Chemical +- I-Chemical +diisopropylphosphorodiamidofluoridate I-Chemical +) O +, O +a O +neurotoxic B-Disease +organophosphate B-Chemical +. O + +Brain O +and O +spinal O +cord O +NTE O +activities O +were O +measured O +in O +Long O +- O +Evans O +male O +rats O +1 O +hr O +post O +- O +exposure O +to O +various O +dosages O +of O +Mipafox B-Chemical +( O +ip O +, O +1 O +- O +15 O +mg O +/ O +kg O +) O +. O + +These O +data O +were O +correlated O +with O +histologically O +scored O +cervical O +cord B-Disease +damage I-Disease +in O +a O +separate O +group O +of O +similarly O +dosed O +rats O +sampled O +14 O +- O +21 O +days O +post O +- O +exposure O +. O + +Those O +dosages O +( O +greater O +than O +or O +equal O +to O +10 O +mg O +/ O +kg O +) O +that O +inhibited O +mean O +NTE O +activity O +in O +the O +spinal O +cord O +greater O +than O +or O +equal O +to O +73 O +% O +and O +brain O +greater O +than O +or O +equal O +to O +67 O +% O +of O +control O +values O +produced O +severe O +( O +greater O +than O +or O +equal O +to O +3 O +) O +cervical O +cord O +pathology O +in O +85 O +% O +of O +the O +rats O +. O + +In O +contrast O +, O +dosages O +of O +Mipafox B-Chemical +( O +less O +than O +or O +equal O +to O +5 O +mg O +/ O +kg O +) O +which O +inhibited O +mean O +NTE O +activity O +in O +spinal O +cord O +less O +than O +or O +equal O +to O +61 O +% O +and O +brain O +less O +than O +or O +equal O +to O +60 O +% O +produced O +this O +degree O +of O +cord B-Disease +damage I-Disease +in O +only O +9 O +% O +of O +the O +animals O +. O + +These O +data O +indicate O +that O +a O +critical O +percentage O +of O +NTE O +inhibition O +in O +brain O +and O +spinal O +cord O +sampled O +shortly O +after O +Mipafox B-Chemical +exposure O +can O +predict O +neuropathic B-Disease +damage I-Disease +in O +rats O +several O +weeks O +later O +. O + +Allergic B-Disease +reaction I-Disease +to O +5 B-Chemical +- I-Chemical +fluorouracil I-Chemical +infusion O +. O + +An O +allergic B-Disease +reaction I-Disease +consisting O +of O +angioneurotic B-Disease +edema I-Disease +secondary O +to O +continuous O +infusion O +5 B-Chemical +- I-Chemical +fluorouracil I-Chemical +occurred O +in O +a O +patient O +with O +recurrent O +carcinoma B-Disease +of I-Disease +the I-Disease +oral I-Disease +cavity I-Disease +, O +cirrhosis B-Disease +, O +and O +cisplatin B-Chemical +- O +induced O +impaired B-Disease +renal I-Disease +function I-Disease +. O + +This O +reaction O +occurred O +during O +the O +sixth O +and O +seventh O +courses O +of O +infusional O +chemotherapy O +. O + +Oral O +diphenhydramine B-Chemical +and O +prednisone B-Chemical +were O +ineffective O +in O +preventing O +the O +recurrence O +of O +the O +allergic B-Disease +reaction I-Disease +. O + +Discontinuance O +of O +effective O +chemotherapy O +in O +this O +patient O +during O +partial O +remission O +resulted O +in O +fatal O +disease O +progression O +. O + +Myasthenia B-Disease +gravis I-Disease +caused O +by O +penicillamine B-Chemical +and O +chloroquine B-Chemical +therapy O +for O +rheumatoid B-Disease +arthritis I-Disease +. O + +We O +have O +described O +a O +unique O +patient O +who O +had O +reversible O +and O +dose O +- O +related O +myasthenia B-Disease +gravis I-Disease +after O +penicillamine B-Chemical +and O +chloroquine B-Chemical +therapy O +for O +rheumatoid B-Disease +arthritis I-Disease +. O + +Although O +acetylcholine B-Chemical +receptor O +antibodies O +were O +not O +detectable O +, O +the O +time O +course O +was O +consistent O +with O +an O +autoimmune O +process O +. O + +On O +the O +mechanisms O +of O +the O +development O +of O +tolerance O +to O +the O +muscular B-Disease +rigidity I-Disease +produced O +by O +morphine B-Chemical +in O +rats O +. O + +The O +development O +of O +tolerance O +to O +the O +muscular B-Disease +rigidity I-Disease +produced O +by O +morphine B-Chemical +was O +studied O +in O +rats O +. O + +Saline O +- O +pretreated O +controls O +given O +a O +test O +dose O +of O +morphine B-Chemical +( O +20 O +mg O +/ O +kg O +i O +. O +p O +. O +) O +showed O +a O +pronounced O +rigidity B-Disease +recorded O +as O +tonic O +activity O +in O +the O +electromyogram O +. O + +Rats O +treated O +for O +11 O +days O +with O +morphine B-Chemical +and O +withdrawn O +for O +36 O +- O +40 O +h O +showed O +differences O +in O +the O +development O +of O +tolerance O +: O +about O +half O +of O +the O +animals O +showed O +a O +rigidity B-Disease +after O +the O +test O +dose O +of O +morphine B-Chemical +that O +was O +not O +significantly O +less O +than O +in O +the O +controls O +and O +were O +akinetic B-Disease +( O +A O +group O +) O +. O + +The O +other O +rats O +showed O +a O +strong O +decrease O +in O +the O +rigidity B-Disease +and O +the O +occurrence O +of O +stereotyped O +( O +S O +) O +licking O +and O +/ O +or O +gnawing O +in O +presence O +of O +akinetic B-Disease +or O +hyperkinetic B-Disease +( O +K O +) O +behaviour O +( O +AS O +/ O +KS O +group O +) O +, O +suggesting O +signs O +of O +dopaminergic O +activation O +. O + +The O +rigidity B-Disease +was O +considerably O +decreased O +in O +both O +groups O +after O +20 O +days O +' O +treatment O +. O + +In O +a O +further O +series O +of O +experiments O +, O +haloperidol B-Chemical +( O +0 O +. O +2 O +mg O +/ O +kg O +i O +. O +p O +. O +) O +was O +used O +in O +order O +to O +block O +the O +dopaminergic O +activation O +and O +to O +estimate O +the O +real O +degree O +of O +the O +tolerance O +to O +the O +rigidity B-Disease +without O +any O +dopaminergic O +interference O +. O + +Haloperidol B-Chemical +enhanced O +the O +rigidity B-Disease +in O +the O +A O +group O +. O + +However O +, O +the O +level O +in O +the O +AS O +/ O +KS O +group O +remained O +considerably O +lower O +than O +in O +the O +A O +group O +. O + +The O +results O +suggest O +that O +rigidity B-Disease +, O +which O +is O +assumed O +to O +be O +due O +to O +an O +action O +of O +morphine B-Chemical +in O +the O +striatum O +, O +can O +be O +antagonized O +by O +another O +process O +leading O +to O +dopaminergic O +activation O +in O +the O +striatum O +. O + +Nevertheless O +, O +there O +occurs O +some O +real O +tolerance O +to O +this O +effect O +. O + +The O +rapid O +alternations O +of O +rigidity B-Disease +and O +the O +signs O +of O +dopaminergic O +activation O +observed O +in O +the O +animals O +of O +the O +AS O +/ O +KS O +group O +might O +be O +due O +to O +rapid O +shifts O +in O +the O +predominance O +of O +various O +DA O +- O +innervated O +structures O +. O + +A O +case O +of O +massive O +rhabdomyolysis B-Disease +following O +molindone B-Chemical +administration O +. O + +Rhabdomyolysis B-Disease +is O +a O +potentially O +lethal O +syndrome O +that O +psychiatric B-Disease +patients O +seem O +predisposed O +to O +develop O +. O + +The O +clinical O +signs O +and O +symptoms O +, O +typical O +laboratory O +features O +, O +and O +complications O +of O +rhabdomyolysis B-Disease +are O +presented O +. O + +The O +case O +of O +a O +schizophrenic B-Disease +patient O +is O +reported O +to O +illustrate O +massive O +rhabdomyolysis B-Disease +and O +subsequent O +acute B-Disease +renal I-Disease +failure I-Disease +following O +molindone B-Chemical +administration O +. O + +Physicians O +who O +prescribe O +molindone B-Chemical +should O +be O +aware O +of O +this O +reaction O +. O + +Compression B-Disease +neuropathy I-Disease +of I-Disease +the I-Disease +radial I-Disease +nerve I-Disease +due O +to O +pentazocine B-Chemical +- O +induced O +fibrous B-Disease +myopathy I-Disease +. O + +Fibrous B-Disease +myopathy I-Disease +is O +a O +common O +, O +well O +- O +known O +side O +effect O +of O +repeated O +pentazocine B-Chemical +injection O +. O + +However O +, O +compression B-Disease +neuropathy I-Disease +due O +to O +fibrotic O +muscle O +affected O +by O +pentazocine B-Chemical +- O +induced O +myopathy B-Disease +has O +not O +previously O +been O +reported O +. O + +In O +a O +37 O +- O +year O +- O +old O +woman O +with O +documented O +pentazocine B-Chemical +- O +induced O +fibrous B-Disease +myopathy I-Disease +of O +triceps O +and O +deltoid O +muscles O +bilaterally O +and O +a O +three O +- O +week O +history O +of O +right O +wrist O +drop O +, O +electrodiagnostic O +examination O +showed O +a O +severe O +but O +partial O +lesion O +of O +the O +right O +radial O +nerve O +distal O +to O +the O +branches O +to O +the O +triceps O +, O +in O +addition O +to O +the O +fibrous B-Disease +myopathy I-Disease +. O + +Surgery O +revealed O +the O +right O +radial O +nerve O +to O +be O +severely O +compressed O +by O +the O +densely O +fibrotic O +lateral O +head O +of O +the O +triceps O +. O + +Decompression O +and O +neurolysis O +were O +performed O +with O +good O +subsequent O +recovery O +of O +function O +. O + +Recurrent O +reversible O +acute B-Disease +renal I-Disease +failure I-Disease +from O +amphotericin B-Chemical +. O + +A O +patient O +with O +cryptogenic O +cirrhosis B-Disease +and O +disseminated O +sporotrichosis B-Disease +developed O +acute B-Disease +renal I-Disease +failure I-Disease +immediately O +following O +the O +administration O +of O +amphotericin B-Chemical +B I-Chemical +on O +four O +separate O +occasions O +. O + +The O +abruptness O +of O +the O +renal B-Disease +failure I-Disease +and O +its O +reversibility O +within O +days O +suggests O +that O +there O +was O +a O +functional O +component O +to O +the O +renal B-Disease +dysfunction I-Disease +. O + +We O +propose O +that O +amphotericin B-Chemical +, O +in O +the O +setting O +of O +reduced O +effective O +arterial O +volume O +, O +may O +activate O +tubuloglomerular O +feedback O +, O +thereby O +contributing O +to O +acute B-Disease +renal I-Disease +failure I-Disease +. O + +Cerebral B-Disease +infarction I-Disease +with O +a O +single O +oral O +dose O +of O +phenylpropanolamine B-Chemical +. O + +Phenylpropanolamine B-Chemical +( O +PPA B-Chemical +) O +, O +a O +synthetic O +sympathomimetic O +that O +is O +structurally O +similar O +to O +amphetamine B-Chemical +, O +is O +available O +over O +the O +counter O +in O +anorectics O +, O +nasal O +congestants O +, O +and O +cold O +preparations O +. O + +Its O +prolonged O +use O +or O +overuse O +has O +been O +associated O +with O +seizures B-Disease +, O +intracerebral B-Disease +hemorrhage I-Disease +, O +neuropsychiatric B-Disease +symptoms I-Disease +, O +and O +nonhemorrhagic O +cerebral B-Disease +infarction I-Disease +. O + +We O +report O +the O +case O +of O +a O +young O +woman O +who O +suffered O +a O +cerebral B-Disease +infarction I-Disease +after O +taking O +a O +single O +oral O +dose O +of O +PPA B-Chemical +. O + +Remission O +induction O +of O +meningeal B-Disease +leukemia I-Disease +with O +high O +- O +dose O +intravenous O +methotrexate B-Chemical +. O + +Twenty O +children O +with O +acute B-Disease +lymphoblastic I-Disease +leukemia I-Disease +who O +developed O +meningeal B-Disease +disease I-Disease +were O +treated O +with O +a O +high O +- O +dose O +intravenous O +methotrexate B-Chemical +regimen O +that O +was O +designed O +to O +achieve O +and O +maintain O +CSF O +methotrexate B-Chemical +concentrations O +of O +10 O +( O +- O +5 O +) O +mol O +/ O +L O +without O +the O +need O +for O +concomitant O +intrathecal O +dosing O +. O + +The O +methotrexate B-Chemical +was O +administered O +as O +a O +loading O +dose O +of O +6 O +, O +000 O +mg O +/ O +m2 O +for O +a O +period O +of O +one O +hour O +followed O +by O +an O +infusion O +of O +1 O +, O +200 O +mg O +/ O +m2 O +/ O +h O +for O +23 O +hours O +. O + +Leucovorin B-Chemical +rescue O +was O +initiated O +12 O +hours O +after O +the O +end O +of O +the O +infusion O +with O +a O +loading O +dose O +of O +200 O +mg O +/ O +m2 O +followed O +by O +12 O +mg O +/ O +m2 O +every O +three O +hours O +for O +six O +doses O +and O +then O +every O +six O +hours O +until O +the O +plasma O +methotrexate B-Chemical +level O +decreased O +to O +less O +than O +1 O +X O +10 O +( O +- O +7 O +) O +mol O +/ O +L O +. O + +The O +mean O +steady O +- O +state O +plasma O +and O +CSF O +methotrexate B-Chemical +concentrations O +achieved O +were O +1 O +. O +1 O +X O +10 O +( O +- O +3 O +) O +mol O +/ O +L O +and O +3 O +. O +6 O +X O +10 O +( O +- O +5 O +) O +mol O +/ O +L O +, O +respectively O +. O + +All O +20 O +patients O +responded O +to O +this O +regimen O +, O +16 O +/ O +20 O +( O +80 O +% O +) O +achieved O +a O +complete O +remission O +, O +and O +20 O +% O +obtained O +a O +partial O +remission O +. O + +The O +most O +common O +toxicities B-Disease +encountered O +were O +transient O +serum O +transaminase O +and O +bilirubin B-Chemical +elevations O +, O +neutropenia B-Disease +, O +and O +mucositis B-Disease +. O + +One O +patient O +had O +focal O +seizures B-Disease +and O +transient B-Disease +hemiparesis I-Disease +but O +recovered O +completely O +. O + +High O +- O +dose O +intravenous O +methotrexate B-Chemical +is O +an O +effective O +treatment O +for O +the O +induction O +of O +remission O +after O +meningeal O +relapse O +in O +acute B-Disease +lymphoblastic I-Disease +leukemia I-Disease +. O + +Interaction O +of O +cyclosporin B-Chemical +A I-Chemical +with O +antineoplastic O +agents O +. O + +A O +synergistic O +effect O +of O +etoposide B-Chemical +and O +cyclosporin B-Chemical +A I-Chemical +was O +observed O +in O +a O +patient O +with O +acute B-Disease +T I-Disease +- I-Disease +lymphocytic I-Disease +leukemia I-Disease +in O +relapse O +. O + +The O +concomitant O +administration O +of O +etoposide B-Chemical +and O +cyclosporin B-Chemical +A I-Chemical +resulted O +in O +eradication O +of O +hitherto O +refractory O +leukemic B-Disease +infiltration I-Disease +of O +bone O +marrow O +. O + +Severe O +side O +effects O +in O +terms O +of O +mental O +confusion B-Disease +and O +progressive O +hyperbilirubinemia B-Disease +, O +however O +, O +point O +to O +an O +enhancement O +not O +only O +of O +antineoplastic O +effects O +but O +also O +of O +toxicity B-Disease +in O +normal O +tissues O +. O + +This O +report O +demonstrates O +for O +the O +first O +time O +that O +the O +pharmacodynamic O +properties O +of O +cyclosporin B-Chemical +A I-Chemical +may O +not O +be O +confined O +strictly O +to O +suppression O +of O +normal O +T O +- O +cell O +functions O +. O + +Incidence O +of O +neoplasms B-Disease +in O +patients O +with O +rheumatoid B-Disease +arthritis I-Disease +exposed O +to O +different O +treatment O +regimens O +. O + +Immunosuppressive O +drugs O +have O +been O +used O +during O +the O +last O +30 O +years O +in O +treatment O +of O +patients O +with O +severe O +rheumatoid B-Disease +arthritis I-Disease +. O + +The O +drugs O +commonly O +used O +are O +cyclophosphamide B-Chemical +and O +chlorambucil B-Chemical +( O +alkylating B-Chemical +agents I-Chemical +) O +, O +azathioprine B-Chemical +( O +purine B-Chemical +analogue O +) O +, O +and O +methotrexate B-Chemical +( O +folic B-Chemical +acid I-Chemical +analogue O +) O +. O + +There O +is O +evidence O +that O +all O +four O +immunosuppressive O +drugs O +can O +reduce O +synovitis B-Disease +, O +but O +disease O +activity O +almost O +always O +recurs O +after O +therapy O +is O +stopped O +. O + +Since O +adverse O +reactions O +are O +frequent O +, O +less O +than O +50 O +percent O +of O +patients O +are O +able O +to O +continue O +a O +particular O +drug O +for O +more O +than O +one O +year O +. O + +Since O +it O +takes O +three O +to O +12 O +months O +to O +achieve O +maximal O +effects O +, O +those O +patients O +who O +are O +unable O +to O +continue O +the O +drug O +receive O +little O +benefit O +from O +it O +. O + +Patients O +treated O +with O +alkylating B-Chemical +agents I-Chemical +have O +an O +increased O +risk O +of O +development O +of O +acute B-Disease +nonlymphocytic I-Disease +leukemia I-Disease +, O +and O +both O +alkylating B-Chemical +agents I-Chemical +and O +azathioprine B-Chemical +are O +associated O +with O +the O +development O +of O +non B-Disease +- I-Disease +Hodgkin I-Disease +' I-Disease +s I-Disease +lymphoma I-Disease +. O + +Cyclophosphamide B-Chemical +therapy O +increases O +the O +risk O +of O +carcinoma B-Disease +of I-Disease +the I-Disease +bladder I-Disease +. O + +There O +have O +been O +several O +long O +- O +term O +studies O +of O +patients O +with O +rheumatoid B-Disease +arthritis I-Disease +treated O +with O +azathioprine B-Chemical +and O +cyclophosphamide B-Chemical +and O +the O +incidence O +of O +most O +of O +the O +common O +cancers B-Disease +is O +not O +increased O +. O + +Data O +on O +the O +possible O +increased O +risk O +of O +malignancy B-Disease +in O +rheumatoid B-Disease +arthritis I-Disease +are O +still O +being O +collected O +, O +and O +until O +further O +information O +is O +available O +, O +the O +use O +of O +immunosuppressive O +drugs O +, O +particularly O +alkylating B-Chemical +agents I-Chemical +, O +in O +the O +treatment O +of O +rheumatoid B-Disease +arthritis I-Disease +should O +be O +reserved O +for O +patients O +with O +severe O +progressive O +disease O +or O +life O +- O +threatening O +complications O +. O + +Warfarin B-Chemical +- O +induced O +iliopsoas O +hemorrhage B-Disease +with O +subsequent O +femoral B-Disease +nerve I-Disease +palsy I-Disease +. O + +We O +present O +the O +case O +of O +a O +28 O +- O +year O +- O +old O +man O +on O +chronic O +warfarin B-Chemical +therapy O +who O +sustained O +a O +minor O +muscle B-Disease +tear I-Disease +and O +developed O +increasing O +pain B-Disease +and O +a O +flexure O +contracture B-Disease +of O +the O +right O +hip O +. O + +Surgical O +exploration O +revealed O +an O +iliopsoas O +hematoma B-Disease +and O +femoral O +nerve B-Disease +entrapment I-Disease +, O +resulting O +in O +a O +femoral B-Disease +nerve I-Disease +palsy I-Disease +and O +partial B-Disease +loss I-Disease +of I-Disease +quadriceps I-Disease +functions I-Disease +. O + +Anticoagulant O +- O +induced O +femoral B-Disease +nerve I-Disease +palsy I-Disease +represents O +the O +most O +common O +form O +of O +warfarin B-Chemical +- O +induced O +peripheral B-Disease +neuropathy I-Disease +; O +it O +is O +characterized O +by O +severe O +pain B-Disease +in O +the O +inguinal O +region O +, O +varying O +degrees O +of O +motor B-Disease +and I-Disease +sensory I-Disease +impairment I-Disease +, O +and O +flexure O +contracture B-Disease +of O +the O +involved O +extremity O +. O + +Pneumonitis O +with O +pleural B-Disease +and I-Disease +pericardial I-Disease +effusion I-Disease +and O +neuropathy B-Disease +during O +amiodarone B-Chemical +therapy O +. O + +A O +patient O +with O +sinuatrial B-Disease +disease I-Disease +and O +implanted O +pacemaker O +was O +treated O +with O +amiodarone B-Chemical +( O +maximum O +dose O +1000 O +mg O +, O +maintenance O +dose O +800 O +mg O +daily O +) O +for O +10 O +months O +, O +for O +control O +of O +supraventricular B-Disease +tachyarrhythmias I-Disease +. O + +He O +developed O +pneumonitis B-Disease +, O +pleural B-Disease +and I-Disease +pericardial I-Disease +effusions I-Disease +, O +and O +a O +predominantly O +proximal B-Disease +motor I-Disease +neuropathy I-Disease +. O + +Immediate O +but O +gradual O +improvement O +followed O +withdrawal O +of O +amiodarone B-Chemical +and O +treatment O +with O +prednisolone B-Chemical +. O + +Review O +of O +this O +and O +previously O +reported O +cases O +indicates O +the O +need O +for O +early O +diagnosis O +of O +amiodarone B-Chemical +pneumonitis B-Disease +, O +immediate O +withdrawal O +of O +amiodarone B-Chemical +, O +and O +prompt O +but O +continued O +steroid B-Chemical +therapy O +to O +ensure O +full O +recovery O +. O + +Amiodarone B-Chemical +- O +induced O +sinoatrial B-Disease +block I-Disease +. O + +We O +observed O +sinoatrial B-Disease +block I-Disease +due O +to O +chronic O +amiodarone B-Chemical +administration O +in O +a O +5 O +- O +year O +- O +old O +boy O +with O +primary B-Disease +cardiomyopathy I-Disease +, O +Wolff B-Disease +- I-Disease +Parkinson I-Disease +- I-Disease +White I-Disease +syndrome I-Disease +and O +supraventricular B-Disease +tachycardia I-Disease +. O + +Reduction O +in O +the O +dosage O +of O +amiodarone B-Chemical +resulted O +in O +the O +disappearance O +of O +the O +sinoatrial B-Disease +block I-Disease +and O +the O +persistence O +of O +asymptomatic O +sinus B-Disease +bradycardia I-Disease +. O + +Desipramine B-Chemical +- O +induced O +delirium B-Disease +at O +" O +subtherapeutic O +" O +concentrations O +: O +a O +case O +report O +. O + +An O +elderly O +patient O +treated O +with O +low O +dose O +Desipramine B-Chemical +developed O +a O +delirium B-Disease +while O +her O +plasma O +level O +was O +in O +the O +" O +subtherapeutic O +" O +range O +. O + +Delirium B-Disease +, O +which O +may O +be O +induced O +by O +tricyclic O +drug O +therapy O +in O +the O +elderly O +, O +can O +be O +caused O +by O +tricyclics O +with O +low O +anticholinergic O +potency O +. O + +Therapeutic O +ranges O +for O +antidepressants B-Chemical +that O +have O +been O +derived O +from O +general O +adult O +population O +studies O +may O +not O +be O +appropriate O +for O +the O +elderly O +. O + +Further O +studies O +of O +specifically O +elderly O +patients O +are O +now O +required O +to O +establish O +safer O +and O +more O +appropriate O +guidelines O +for O +drug O +therapy O +. O + +Indomethacin B-Chemical +- O +induced O +renal B-Disease +insufficiency I-Disease +: O +recurrence O +on O +rechallenge O +. O + +We O +have O +reported O +a O +case O +of O +acute O +oliguric O +renal B-Disease +failure I-Disease +with O +hyperkalemia B-Disease +in O +a O +patient O +with O +cirrhosis B-Disease +, O +ascites B-Disease +, O +and O +cor B-Disease +pulmonale I-Disease +after O +indomethacin B-Chemical +therapy O +. O + +Prompt O +restoration O +of O +renal O +function O +followed O +drug O +withdrawal O +, O +while O +re O +- O +exposure O +to O +a O +single O +dose O +of O +indomethacin B-Chemical +caused O +recurrence O +of O +acute O +reversible O +oliguria B-Disease +. O + +Our O +case O +supports O +the O +hypothesis O +that O +endogenous O +renal O +prostaglandins B-Chemical +play O +a O +role O +in O +the O +maintenance O +of O +renal O +blood O +flow O +when O +circulating O +plasma O +volume O +is O +diminished O +. O + +Since O +nonsteroidal O +anti O +- O +inflammatory O +agents O +interfere O +with O +this O +compensatory O +mechanism O +and O +may O +cause O +acute B-Disease +renal I-Disease +failure I-Disease +, O +they O +should O +be O +used O +with O +caution O +in O +such O +patients O +. O + +Patterns O +of O +hepatic B-Disease +injury I-Disease +induced O +by O +methyldopa B-Chemical +. O + +Twelve O +patients O +with O +liver B-Disease +disease I-Disease +related O +to O +methyldopa B-Chemical +were O +seen O +between O +1967 O +and O +1977 O +. O + +Illness O +occurred O +within O +1 O +- O +- O +9 O +weeks O +of O +commencement O +of O +therapy O +in O +9 O +patients O +, O +the O +remaining O +3 O +patients O +having O +received O +the O +drug O +for O +13 O +months O +, O +15 O +months O +and O +7 O +years O +before O +experiencing O +symptoms O +. O + +Jaundice B-Disease +with O +tender O +hepatomegaly B-Disease +, O +usually O +preceded O +by O +symptoms O +of O +malaise O +, O +anorexia B-Disease +, O +nausea B-Disease +and O +vomiting B-Disease +, O +and O +associated O +with O +upper O +abdominal B-Disease +pain I-Disease +, O +was O +an O +invariable O +finding O +in O +all O +patients O +. O + +Biochemical O +liver O +function O +tests O +indicated O +hepatocellular O +necrosis B-Disease +and O +correlated O +with O +histopathological O +evidence O +of O +hepatic B-Disease +injury I-Disease +, O +the O +spectrum O +of O +which O +ranged O +from O +fatty B-Disease +change I-Disease +and O +focal O +hepatocellular O +necrosis B-Disease +to O +massive B-Disease +hepatic I-Disease +necrosis I-Disease +. O + +Most O +patients O +showed O +moderate O +to O +severe O +acute B-Disease +hepatitis I-Disease +or O +chronic B-Disease +active I-Disease +hepatitis I-Disease +with O +associated O +cholestasis B-Disease +. O + +The O +drug O +was O +withdrawn O +on O +presentation O +to O +hospital O +in O +11 O +patients O +, O +with O +rapid O +clinical O +improvement O +in O +9 O +. O + +One O +patient O +died O +, O +having O +presented O +in O +hepatic B-Disease +failure I-Disease +, O +and O +another O +, O +who O +had O +been O +taking O +methyldopa B-Chemical +for O +7 O +years O +, O +showed O +slower O +clinical O +and O +biochemical O +resolution O +over O +a O +period O +of O +several O +months O +. O + +The O +remaining O +patient O +in O +the O +series O +developed O +fulminant B-Disease +hepatitis I-Disease +when O +the O +drug O +was O +accidentally O +recommenced O +1 O +year O +after O +a O +prior O +episode O +of O +methyldopa B-Chemical +- O +induced O +hepatitis B-Disease +. O + +In O +this O +latter O +patient O +, O +and O +in O +2 O +others O +, O +the O +causal O +relationship O +between O +methyldopa B-Chemical +and O +hepatic B-Disease +dysfunction I-Disease +was O +proved O +with O +the O +recurrence O +of O +hepatitis B-Disease +within O +2 O +weeks O +of O +re O +- O +exposure O +to O +the O +drug O +. O + +Suxamethonium B-Chemical +infusion O +rate O +and O +observed O +fasciculations B-Disease +. O + +A O +dose O +- O +response O +study O +. O + +Suxamethonium B-Chemical +chloride I-Chemical +( O +Sch B-Chemical +) O +was O +administered O +i O +. O +v O +. O +to O +36 O +adult O +males O +at O +six O +rates O +: O +0 O +. O +25 O +mg O +s O +- O +1 O +to O +20 O +mg O +s O +- O +1 O +. O + +The O +infusion O +was O +discontinued O +either O +when O +there O +was O +no O +muscular O +response O +to O +tetanic B-Disease +stimulation O +of O +the O +ulnar O +nerve O +or O +when O +Sch B-Chemical +120 O +mg O +was O +exceeded O +. O + +Six O +additional O +patients O +received O +a O +30 O +- O +mg O +i O +. O +v O +. O +bolus O +dose O +. O + +Fasciculations B-Disease +in O +six O +areas O +of O +the O +body O +were O +scored O +from O +0 O +to O +3 O +and O +summated O +as O +a O +total O +fasciculation B-Disease +score O +. O + +The O +times O +to O +first O +fasciculation B-Disease +, O +twitch B-Disease +suppression O +and O +tetanus B-Disease +suppression O +were O +inversely O +related O +to O +the O +infusion O +rates O +. O + +Fasciculations B-Disease +in O +the O +six O +areas O +and O +the O +total O +fasciculation B-Disease +score O +were O +related O +directly O +to O +the O +rate O +of O +infusion O +. O + +Total O +fasciculation B-Disease +scores O +in O +the O +30 O +- O +mg O +bolus O +group O +and O +the O +5 O +- O +mg O +s O +- O +1 O +and O +20 O +- O +mg O +s O +- O +1 O +infusion O +groups O +were O +not O +significantly O +different O +. O + +Treatment O +of O +psoriasis B-Disease +with O +azathioprine B-Chemical +. O + +Azathioprine B-Chemical +treatment O +benefited O +19 O +( O +66 O +% O +) O +out O +of O +29 O +patients O +suffering O +from O +severe O +psoriasis B-Disease +. O + +Haematological O +complications O +were O +not O +troublesome O +and O +results O +of O +biochemical O +liver O +function O +tests O +remained O +normal O +. O + +Minimal O +cholestasis B-Disease +was O +seen O +in O +two O +cases O +and O +portal O +fibrosis B-Disease +of O +a O +reversible O +degree O +in O +eight O +. O + +Liver O +biopsies O +should O +be O +undertaken O +at O +regular O +intervals O +if O +azathioprine B-Chemical +therapy O +is O +continued O +so O +that O +structural O +liver B-Disease +damage I-Disease +may O +be O +detected O +at O +an O +early O +and O +reversible O +stage O +. O + +Angiosarcoma B-Disease +of I-Disease +the I-Disease +liver I-Disease +associated O +with O +diethylstilbestrol B-Chemical +. O + +Angiosarcoma B-Disease +of I-Disease +the I-Disease +liver I-Disease +occurred O +in O +a O +76 O +- O +year O +- O +old O +man O +who O +had O +been O +treated O +for O +a O +well O +- O +differentiated O +adenocarcinoma B-Disease +of I-Disease +the I-Disease +liver I-Disease +with O +diethylstilbestrol B-Chemical +for O +13 O +years O +. O + +Angiosarcoma B-Disease +was O +also O +present O +within O +pulmonary O +and O +renal O +arteries O +. O + +The O +possibility O +that O +the O +intraarterial B-Disease +lesions I-Disease +might O +represent O +independent O +primary O +tumors B-Disease +is O +considered O +. O + +Galanthamine B-Chemical +hydrobromide I-Chemical +, O +a O +longer O +acting O +anticholinesterase O +drug O +, O +in O +the O +treatment O +of O +the O +central O +effects O +of O +scopolamine B-Chemical +( O +Hyoscine B-Chemical +) O +. O + +Galanthamine B-Chemical +hydrobromide I-Chemical +, O +an O +anticholinesterase O +drug O +capable O +of O +penetrating O +the O +blood O +- O +brain O +barrier O +, O +was O +used O +in O +a O +patient O +demonstrating O +central O +effects O +of O +scopolamine B-Chemical +( O +hyoscine B-Chemical +) O +overdosage B-Disease +. O + +It O +is O +longer O +acting O +than O +physostigmine B-Chemical +and O +is O +used O +in O +anaesthesia O +to O +reverse O +the O +non O +- O +depolarizing O +neuromuscular O +block O +. O + +However O +, O +studies O +into O +the O +dose O +necessary O +to O +combating O +scopolamine B-Chemical +intoxication O +are O +indicated O +. O + +Comparison O +of O +the O +subjective O +effects O +and O +plasma O +concentrations O +following O +oral O +and O +i O +. O +m O +. O +administration O +of O +flunitrazepam B-Chemical +in O +volunteers O +. O + +Flunitrazepam B-Chemical +0 O +. O +5 O +, O +1 O +. O +0 O +or O +2 O +. O +0 O +mg O +was O +given O +by O +the O +oral O +or O +i O +. O +m O +. O +routes O +to O +groups O +of O +volunteers O +and O +its O +effects O +compared O +. O + +Plasma O +concentrations O +of O +the O +drug O +were O +estimated O +by O +gas O +- O +liquid O +chromatography O +, O +in O +a O +smaller O +number O +of O +the O +subjects O +. O + +The O +most O +striking O +effect O +was O +sedation O +which O +increased O +with O +the O +dose O +, O +2 O +mg O +producing O +deep O +sleep O +although O +the O +subjects O +could O +still O +be O +aroused O +. O + +The O +effects O +of O +i O +. O +m O +. O +administration O +were O +apparent O +earlier O +and O +sometimes O +lasted O +longer O +than O +those O +following O +oral O +administration O +. O + +Dizziness B-Disease +was O +less O +marked O +than O +sedation O +, O +but O +increased O +with O +the O +dose O +. O + +There O +was O +pain B-Disease +on O +i O +. O +m O +. O +injection O +of O +flunitrazepam B-Chemical +significantly O +more O +often O +than O +with O +isotonic O +saline O +. O + +Plasma O +concentrations O +varied O +with O +dose O +and O +route O +and O +corresponded O +qualitatively O +with O +the O +subjective O +effects O +. O + +The O +drug O +was O +still O +present O +in O +measurable O +quantities O +after O +24 O +h O +even O +with O +the O +smallest O +dose O +. O + +Possible O +teratogenicity O +of O +sulphasalazine B-Chemical +. O + +Three O +infants O +, O +born O +of O +two O +mothers O +with O +inflammatory B-Disease +bowel I-Disease +disease I-Disease +who O +received O +treatment O +with O +sulphasalazine B-Chemical +throughout O +pregnancy O +, O +were O +found O +to O +have O +major O +congenital B-Disease +anomalies I-Disease +. O + +In O +the O +singleton O +pregnancy O +, O +the O +mother O +had O +ulcerative B-Disease +colitis I-Disease +, O +and O +the O +infant O +, O +a O +male O +, O +had O +coarctation B-Disease +of I-Disease +the I-Disease +aorta I-Disease +and O +a O +ventricular B-Disease +septal I-Disease +defect I-Disease +. O + +In O +the O +twin O +pregnancy O +, O +the O +mother O +had O +Crohn B-Disease +' I-Disease +s I-Disease +disease I-Disease +. O + +The O +first O +twin O +, O +a O +female O +, O +had O +a O +left O +Potter B-Disease +- I-Disease +type I-Disease +IIa I-Disease +polycystic I-Disease +kidney I-Disease +and O +a O +rudimentary B-Disease +left I-Disease +uterine I-Disease +cornu I-Disease +. O + +The O +second O +twin O +, O +a O +male O +, O +had O +some O +features O +of O +Potter B-Disease +' I-Disease +s I-Disease +facies I-Disease +, O +hypoplastic B-Disease +lungs I-Disease +, O +absent B-Disease +kidneys I-Disease +and I-Disease +ureters I-Disease +, O +and O +talipes B-Disease +equinovarus I-Disease +. O + +Despite O +reports O +to O +the O +contrary O +, O +it O +is O +suggested O +that O +sulphasalazine B-Chemical +may O +be O +teratogenic O +. O + +Thrombotic B-Disease +microangiopathy I-Disease +and O +renal B-Disease +failure I-Disease +associated O +with O +antineoplastic O +chemotherapy O +. O + +Five O +patients O +with O +carcinoma B-Disease +developed O +thrombotic B-Disease +microangiopathy I-Disease +( O +characterized O +by O +renal B-Disease +insufficiency I-Disease +, O +microangiopathic B-Disease +hemolytic I-Disease +anemia I-Disease +, O +and O +usually O +thrombocytopenia B-Disease +) O +after O +treatment O +with O +cisplatin B-Chemical +, O +bleomycin B-Chemical +, O +and O +a O +vinca B-Chemical +alkaloid I-Chemical +. O + +One O +patient O +had O +thrombotic B-Disease +thrombocytopenic I-Disease +purpura I-Disease +, O +three O +the O +hemolytic B-Disease +- I-Disease +uremic I-Disease +syndrome I-Disease +, O +and O +one O +an O +apparent O +forme O +fruste O +of O +one O +of O +these O +disorders O +. O + +Histologic O +examination O +of O +the O +renal O +tissue O +showed O +evidence O +of O +intravascular B-Disease +coagulation I-Disease +, O +primarily O +affecting O +the O +small O +arteries O +, O +arterioles O +, O +and O +glomeruli O +. O + +Because O +each O +patient O +was O +tumor B-Disease +- O +free O +or O +had O +only O +a O +small O +tumor B-Disease +at O +the O +onset O +of O +this O +syndrome O +, O +the O +thrombotic B-Disease +microangiopathy I-Disease +may O +have O +been O +induced O +by O +chemotherapy O +. O + +Diagnosis O +of O +this O +potentially O +fatal O +complication O +may O +be O +delayed O +or O +missed O +if O +renal O +tissue O +or O +the O +peripheral O +blood O +smear O +is O +not O +examined O +, O +because O +renal B-Disease +failure I-Disease +may O +be O +ascribed O +to O +cisplatin B-Chemical +nephrotoxicity B-Disease +and O +the O +anemia B-Disease +and O +thrombocytopenia B-Disease +to O +drug O +- O +induced O +bone B-Disease +marrow I-Disease +suppression I-Disease +. O + +International O +mexiletine B-Chemical +and O +placebo O +antiarrhythmic O +coronary O +trial O +: O +I O +. O + +Report O +on O +arrhythmia B-Disease +and O +other O +findings O +. O + +Impact O +Research O +Group O +. O + +The O +antiarrhythmic O +effects O +of O +the O +sustained O +release O +form O +of O +mexiletine B-Chemical +( O +Mexitil B-Chemical +- I-Chemical +Perlongets I-Chemical +) O +were O +evaluated O +in O +a O +double O +- O +blind O +placebo O +trial O +in O +630 O +patients O +with O +recent O +documented O +myocardial B-Disease +infarction I-Disease +. O + +The O +primary O +response O +variable O +was O +based O +on O +central O +reading O +of O +24 O +hour O +ambulatory O +electrocardiographic O +recordings O +and O +was O +defined O +as O +the O +occurrence O +of O +30 O +or O +more O +single O +premature O +ventricular O +complexes O +in O +any O +two O +consecutive O +30 O +minute O +blocks O +or O +one O +or O +more O +runs O +of O +two O +or O +more O +premature O +ventricular O +complexes O +in O +the O +entire O +24 O +hour O +electrocardiographic O +recording O +. O + +Large O +differences O +, O +regarded O +as O +statistically O +significant O +, O +between O +the O +mexiletine B-Chemical +and O +placebo O +groups O +were O +noted O +in O +that O +end O +point O +at O +months O +1 O +and O +4 O +, O +but O +only O +trends O +were O +observed O +at O +month O +12 O +. O + +These O +differences O +were O +observed O +even O +though O +the O +serum O +mexiletine B-Chemical +levels O +obtained O +in O +this O +study O +were O +generally O +lower O +than O +those O +observed O +in O +studies O +that O +have O +used O +the O +regular O +form O +of O +the O +drug O +. O + +There O +were O +more O +deaths B-Disease +in O +the O +mexiletine B-Chemical +group O +( O +7 O +. O +6 O +% O +) O +than O +in O +the O +placebo O +group O +( O +4 O +. O +8 O +% O +) O +; O +the O +difference O +was O +not O +statistically O +significant O +. O + +The O +incidence O +of O +coronary O +events O +was O +similar O +in O +both O +groups O +. O + +Previously O +recognized O +side O +effects O +, O +particularly O +tremor B-Disease +and O +gastrointestinal B-Disease +problems I-Disease +, O +were O +more O +frequent O +in O +the O +mexiletine B-Chemical +group O +than O +in O +the O +placebo O +group O +. O + +Changes O +in O +heart O +size O +during O +long O +- O +term O +timolol B-Chemical +treatment O +after O +myocardial B-Disease +infarction I-Disease +. O + +The O +effect O +of O +long O +- O +term O +timolol B-Chemical +treatment O +on O +heart O +size O +after O +myocardial B-Disease +infarction I-Disease +was O +evaluated O +by O +X O +- O +ray O +in O +a O +double O +- O +blind O +study O +including O +241 O +patients O +( O +placebo O +126 O +, O +timolol B-Chemical +115 O +) O +. O + +The O +follow O +- O +up O +period O +was O +12 O +months O +. O + +The O +timolol B-Chemical +- O +treated O +patients O +showed O +a O +small O +but O +significant O +increase O +in O +heart O +size O +from O +baseline O +in O +contrast O +to O +a O +decrease O +in O +the O +placebo O +group O +. O + +These O +differences O +may O +be O +caused O +by O +timolol B-Chemical +- O +induced O +bradycardia B-Disease +and O +a O +compensatory O +increase O +in O +end O +- O +diastolic O +volume O +. O + +The O +timolol B-Chemical +- O +related O +increase O +in O +heart O +size O +was O +observed O +only O +in O +patients O +with O +normal O +and O +borderline O +heart O +size O +. O + +In O +patients O +with O +cardiomegaly B-Disease +, O +the O +increase O +in O +heart O +size O +was O +similar O +in O +both O +groups O +. O + +After O +re O +- O +infarction B-Disease +, O +heart O +size O +increased O +in O +the O +placebo O +group O +and O +remained O +unchanged O +in O +the O +timolol B-Chemical +group O +. O + +Vitamin B-Chemical +D3 I-Chemical +toxicity B-Disease +in O +dairy O +cows O +. O + +Large O +parenteral O +doses O +of O +vitamin B-Chemical +D3 I-Chemical +( O +15 O +to O +17 O +. O +5 O +x O +10 O +( O +6 O +) O +IU O +vitamin B-Chemical +D3 I-Chemical +) O +were O +associated O +with O +prolonged O +hypercalcemia B-Disease +, O +hyperphosphatemia B-Disease +, O +and O +large O +increases O +of O +vitamin B-Chemical +D3 I-Chemical +and O +its O +metabolites O +in O +the O +blood O +plasma O +of O +nonlactating O +nonpregnant O +and O +pregnant O +Jersey O +cows O +. O + +Calcium B-Chemical +concentrations O +1 O +day O +postpartum O +were O +higher O +in O +cows O +treated O +with O +vitamin B-Chemical +D3 I-Chemical +about O +32 O +days O +prepartum O +( O +8 O +. O +8 O +mg O +/ O +100 O +ml O +) O +than O +in O +control O +cows O +( O +5 O +. O +5 O +mg O +/ O +100 O +ml O +) O +. O + +None O +of O +the O +cows O +treated O +with O +vitamin B-Chemical +D3 I-Chemical +showed O +signs O +of O +milk B-Disease +fever I-Disease +during O +the O +peripartal O +period O +; O +however O +, O +22 O +% O +of O +the O +control O +cows O +developed O +clinical O +signs O +of O +milk B-Disease +fever I-Disease +during O +this O +period O +. O + +Signs O +of O +vitamin B-Chemical +D3 I-Chemical +toxicity B-Disease +were O +not O +observed O +in O +nonlactating O +nonpregnant O +cows O +; O +however O +, O +pregnant O +cows O +commonly O +developed O +severe O +signs O +of O +vitamin B-Chemical +D3 I-Chemical +toxicity B-Disease +and O +10 O +of O +17 O +cows O +died O +. O + +There O +was O +widespread O +metastatic O +calcification O +in O +the O +cows O +that O +died O +. O + +Because O +of O +the O +extreme O +toxicity B-Disease +of O +vitamin B-Chemical +D3 I-Chemical +in O +pregnant O +Jersey O +cows O +and O +the O +low O +margin O +of O +safety O +between O +doses O +of O +vitamin B-Chemical +D3 I-Chemical +that O +prevent O +milk B-Disease +fever I-Disease +and O +doses O +that O +induce O +milk B-Disease +fever I-Disease +, O +we O +concluded O +that O +vitamin B-Chemical +D3 I-Chemical +cannot O +be O +used O +practically O +to O +prevent O +milk B-Disease +fever I-Disease +when O +injected O +several O +weeks O +prepartum O +. O + +Diseases B-Disease +of I-Disease +peripheral I-Disease +nerves I-Disease +as O +seen O +in O +the O +Nigerian O +African O +. O + +The O +anatomical O +and O +aetiological O +diagnoses O +of O +peripheral B-Disease +nerve I-Disease +disease I-Disease +excluding O +its O +primary O +benign O +and O +malignant O +disorders O +, O +as O +seen O +in O +358 O +Nigerians O +are O +presented O +. O + +There O +is O +a O +male O +preponderance O +and O +the O +peak O +incidence O +is O +in O +the O +fourth O +decade O +. O + +Sensori B-Disease +- I-Disease +motor I-Disease +neuropathy I-Disease +was O +the O +commonest O +presentation O +( O +50 O +% O +) O +. O + +Guillain B-Disease +- I-Disease +Barr I-Disease +syndrome I-Disease +was O +the O +commonest O +identifiable O +cause O +( O +15 O +. O +6 O +% O +) O +, O +accounting O +for O +half O +of O +the O +cases O +with O +motor B-Disease +neuropathy I-Disease +. O + +Peripheral B-Disease +neuropathy I-Disease +due O +to O +nutritional B-Disease +deficiency I-Disease +of O +thiamine B-Chemical +and O +riboflavin B-Chemical +was O +common O +( O +10 O +. O +1 O +% O +) O +and O +presented O +mainly O +as O +sensory O +and O +sensori B-Disease +- I-Disease +motor I-Disease +neuropathy I-Disease +. O + +Diabetes B-Disease +mellitus I-Disease +was O +the O +major O +cause O +of O +autonomic B-Disease +neuropathy I-Disease +. O + +Isoniazid B-Chemical +was O +the O +most O +frequent O +agent O +in O +drug O +- O +induced O +neuropathy B-Disease +. O + +Migraine B-Disease +( O +20 O +% O +) O +was O +not O +an O +uncommon O +cause O +of O +cranial B-Disease +neuropathy I-Disease +although O +malignancies B-Disease +arising O +from O +the O +reticuloendothelial O +system O +or O +related O +structures O +of O +the O +head O +and O +neck O +were O +more O +frequent O +( O +26 O +% O +) O +. O + +In O +26 O +. O +5 O +% O +of O +all O +the O +cases O +, O +the O +aetiology O +of O +the O +neuropathy B-Disease +was O +undetermined O +. O + +Heredofamilial O +and O +connective B-Disease +tissue I-Disease +disorders I-Disease +were O +rare O +. O + +Some O +of O +the O +factors O +related O +to O +the O +clinical O +presentation O +and O +pathogenesis O +of O +the O +neuropathies B-Disease +are O +briefly O +discussed O +. O + +Reduction O +in O +caffeine B-Chemical +toxicity B-Disease +by O +acetaminophen B-Chemical +. O + +A O +patient O +who O +allegedly O +consumed O +100 O +tablets O +of O +an O +over O +- O +the O +- O +counter O +analgesic O +containing O +sodium B-Chemical +acetylsalicylate I-Chemical +, O +caffeine B-Chemical +, O +and O +acetaminophen B-Chemical +displayed O +no O +significant O +CNS O +stimulation O +despite O +the O +presence O +of O +175 O +micrograms O +of O +caffeine B-Chemical +per O +mL O +of O +serum O +. O + +Because O +salicylates O +have O +been O +reported O +to O +augment O +the O +stimulatory O +effects O +of O +caffeine B-Chemical +on O +the O +CNS O +, O +attention O +was O +focused O +on O +the O +possibility O +that O +the O +presence O +of O +acetaminophen B-Chemical +( O +52 O +micrograms O +/ O +mL O +) O +reduced O +the O +CNS O +toxicity B-Disease +of O +caffeine B-Chemical +. O + +Studies O +in O +DBA O +/ O +2J O +mice O +showed O +that O +: O +1 O +) O +pretreatment O +with O +acetaminophen B-Chemical +( O +100 O +mg O +/ O +kg O +) O +increased O +the O +interval O +between O +the O +administration O +of O +caffeine B-Chemical +( O +300 O +to O +450 O +mg O +/ O +kg O +IP O +) O +and O +the O +onset O +of O +fatal O +convulsions B-Disease +by O +a O +factor O +of O +about O +two O +; O +and O +2 O +) O +pretreatment O +with O +acetaminophen B-Chemical +( O +75 O +mg O +/ O +kg O +) O +reduced O +the O +incidence O +of O +audiogenic O +seizures B-Disease +produced O +in O +the O +presence O +of O +caffeine B-Chemical +( O +12 O +. O +5 O +to O +75 O +mg O +/ O +kg O +IP O +) O +. O + +The O +frequency O +of O +sound O +- O +induced O +seizures B-Disease +after O +12 O +. O +5 O +or O +25 O +mg O +/ O +kg O +caffeine B-Chemical +was O +reduced O +from O +50 O +to O +5 O +% O +by O +acetaminophen B-Chemical +. O + +In O +the O +absence O +of O +caffeine B-Chemical +, O +acetaminophen B-Chemical +( O +up O +to O +300 O +mg O +/ O +kg O +) O +did O +not O +modify O +the O +seizures B-Disease +induced O +by O +maximal O +electroshock O +and O +did O +not O +alter O +the O +convulsant O +dose O +of O +pentylenetetrezol B-Chemical +in O +mice O +( O +tests O +performed O +by O +the O +Anticonvulsant O +Screening O +Project O +of O +NINCDS O +) O +. O + +Acetaminophen B-Chemical +( O +up O +to O +150 O +micrograms O +/ O +mL O +) O +did O +not O +retard O +the O +incorporation O +of O +radioactive O +adenosine B-Chemical +into O +ATP B-Chemical +in O +slices O +of O +rat O +cerebral O +cortex O +. O + +Thus O +the O +mechanism O +by O +which O +acetaminophen B-Chemical +antagonizes O +the O +actions O +of O +caffeine B-Chemical +in O +the O +CNS O +remains O +unknown O +. O + +A O +double O +- O +blind O +study O +of O +the O +efficacy O +and O +safety O +of O +dothiepin B-Chemical +hydrochloride I-Chemical +in O +the O +treatment O +of O +major O +depressive B-Disease +disorder I-Disease +. O + +In O +a O +6 O +- O +week O +double O +- O +blind O +parallel O +treatment O +study O +, O +dothiepin B-Chemical +and O +amitriptyline B-Chemical +were O +compared O +to O +placebo O +in O +the O +treatment O +of O +33 O +depressed B-Disease +outpatients O +. O + +Dothiepin B-Chemical +and O +amitriptyline B-Chemical +were O +equally O +effective O +in O +alleviating O +the O +symptoms O +of O +depressive B-Disease +illness I-Disease +, O +and O +both O +were O +significantly O +superior O +to O +placebo O +. O + +The O +overall O +incidence O +of O +side O +effects O +and O +the O +frequency O +and O +severity O +of O +blurred B-Disease +vision I-Disease +, O +dry B-Disease +mouth I-Disease +, O +and O +drowsiness O +were O +significantly O +less O +with O +dothiepin B-Chemical +than O +with O +amitriptyline B-Chemical +. O + +Dothiepin B-Chemical +also O +produced O +fewer O +CNS O +and O +cardiovascular O +effects O +. O + +There O +were O +no O +clinically O +important O +changes O +in O +laboratory O +parameters O +. O + +Dothiepin B-Chemical +thus O +was O +found O +to O +be O +an O +effective O +antidepressant B-Chemical +drug O +associated O +with O +fewer O +side O +effects O +than O +amitriptyline B-Chemical +in O +the O +treatment O +of O +depressed B-Disease +outpatients O +. O + +Behavioral O +effects O +of O +diazepam B-Chemical +and O +propranolol B-Chemical +in O +patients O +with O +panic B-Disease +disorder I-Disease +and O +agoraphobia B-Disease +. O + +The O +effects O +of O +oral O +doses O +of O +diazepam B-Chemical +( O +single O +dose O +of O +10 O +mg O +and O +a O +median O +dose O +of O +30 O +mg O +/ O +day O +for O +2 O +weeks O +) O +and O +propranolol B-Chemical +( O +single O +dose O +of O +80 O +mg O +and O +a O +median O +dose O +of O +240 O +mg O +/ O +day O +for O +2 O +weeks O +) O +on O +psychological O +performance O +of O +patients O +with O +panic B-Disease +disorders I-Disease +and O +agoraphobia B-Disease +were O +investigated O +in O +a O +double O +- O +blind O +, O +randomized O +and O +crossover O +design O +. O + +Both O +drugs O +impaired B-Disease +immediate I-Disease +free I-Disease +recall I-Disease +but O +the O +decrease O +was O +greater O +for O +diazepam B-Chemical +than O +propranolol B-Chemical +. O + +Delayed B-Disease +free I-Disease +recall I-Disease +was I-Disease +also I-Disease +impaired I-Disease +but O +the O +two O +drugs O +did O +not O +differ O +. O + +Patients O +tapped O +faster O +after O +propranolol B-Chemical +than O +diazepam B-Chemical +and O +they O +were O +more O +sedated O +after O +diazepam B-Chemical +than O +propranolol B-Chemical +. O + +After O +2 O +weeks O +of O +treatment O +, O +patients O +tested O +5 O +- O +8 O +h O +after O +the O +last O +dose O +of O +medication O +did O +not O +show O +any O +decrement O +of O +performance O +. O + +These O +results O +are O +similar O +to O +those O +previously O +found O +in O +healthy O +subjects O +. O + +Accumulation O +of O +drugs O +was O +not O +reflected O +in O +prolonged O +behavioral B-Disease +impairment I-Disease +. O + +Comparison O +of O +i O +. O +v O +. O +glycopyrrolate B-Chemical +and O +atropine B-Chemical +in O +the O +prevention O +of O +bradycardia B-Disease +and O +arrhythmias B-Disease +following O +repeated O +doses O +of O +suxamethonium B-Chemical +in O +children O +. O + +The O +effectiveness O +of O +administration O +of O +glycopyrrolate B-Chemical +5 O +and O +10 O +micrograms O +kg O +- O +1 O +and O +atropine B-Chemical +10 O +and O +20 O +micrograms O +kg O +- O +1 O +i O +. O +v O +. O +immediately O +before O +the O +induction O +of O +anaesthesia O +, O +to O +prevent O +arrhythmia B-Disease +and O +bradycardia B-Disease +following O +repeated O +doses O +of O +suxamethonium B-Chemical +in O +children O +, O +was O +studied O +. O + +A O +control O +group O +was O +included O +for O +comparison O +with O +the O +lower O +dose O +range O +of O +glycopyrrolate B-Chemical +and O +atropine B-Chemical +. O + +A O +frequency O +of O +bradycardia B-Disease +of O +50 O +% O +was O +noted O +in O +the O +control O +group O +, O +but O +this O +was O +not O +significantly O +different O +from O +the O +frequency O +with O +the O +active O +drugs O +. O + +Bradycardia B-Disease +( O +defined O +as O +a O +decrease O +in O +heart O +rate O +to O +less O +than O +50 O +beat O +min O +- O +1 O +) O +was O +prevented O +when O +the O +larger O +dose O +of O +either O +active O +drug O +was O +used O +. O + +It O +is O +recommended O +that O +either O +glycopyrrolate B-Chemical +10 O +micrograms O +kg O +- O +1 O +or O +atropine B-Chemical +20 O +micrograms O +kg O +- O +1 O +i O +. O +v O +. O +should O +immediately O +precede O +induction O +of O +anaesthesia O +, O +in O +children O +, O +if O +the O +repeated O +administration O +of O +suxamethonium B-Chemical +is O +anticipated O +. O + +Veno B-Disease +- I-Disease +occlusive I-Disease +liver I-Disease +disease I-Disease +after O +dacarbazine B-Chemical +therapy O +( O +DTIC B-Chemical +) O +for O +melanoma B-Disease +. O + +A O +case O +of O +veno B-Disease +- I-Disease +occlusive I-Disease +disease I-Disease +of I-Disease +the I-Disease +liver I-Disease +with O +fatal O +outcome O +after O +dacarbazine B-Chemical +( O +DTIC B-Chemical +) O +therapy O +for O +melanoma B-Disease +is O +reported O +. O + +There O +was O +a O +fulminant O +clinical O +course O +from O +start O +of O +symptoms O +until O +death B-Disease +. O + +At O +autopsy O +the O +liver O +was O +enlarged O +and O +firm O +with O +signs O +of O +venous B-Disease +congestion I-Disease +. O + +Small O +- O +and O +medium O +- O +sized O +hepatic O +veins O +were O +blocked O +by O +thrombosis B-Disease +. O + +Eosinophilic O +infiltrations O +were O +found O +around O +the O +vessels O +. O + +Published O +cases O +from O +the O +literature O +are O +reviewed O +and O +pertinent O +features O +discussed O +. O + +Maternal O +lithium B-Chemical +and O +neonatal O +Ebstein B-Disease +' I-Disease +s I-Disease +anomaly I-Disease +: O +evaluation O +with O +cross O +- O +sectional O +echocardiography O +. O + +Cross O +- O +sectional O +echocardiography O +was O +used O +to O +evaluate O +two O +neonates O +whose O +mothers O +ingested O +lithium B-Chemical +during O +pregnancy O +. O + +In O +one O +infant O +, O +Ebstein B-Disease +' I-Disease +s I-Disease +anomaly I-Disease +of O +the O +tricuspid O +valve O +was O +identified O +. O + +In O +the O +other O +infant O +cross O +- O +sectional O +echocardiography O +provided O +reassurance O +that O +the O +infant O +did O +not O +have O +Ebstein B-Disease +' I-Disease +s I-Disease +anomaly I-Disease +. O + +Cross O +- O +sectional O +echocardiographic O +screening O +of O +newborns O +exposed O +to O +lithium B-Chemical +during O +gestation O +can O +provide O +highly O +accurate O +, O +noninvasive O +assessment O +of O +the O +presence O +or O +absence O +of O +lithium B-Chemical +- O +induced O +cardiac B-Disease +malformations I-Disease +. O + +Effects O +of O +training O +on O +the O +extent O +of O +experimental O +myocardial B-Disease +infarction I-Disease +in O +aging O +rats O +. O + +The O +effects O +of O +exercise O +on O +the O +severity O +of O +isoproterenol B-Chemical +- O +induced O +myocardial B-Disease +infarction I-Disease +were O +studied O +in O +female O +albino O +rats O +of O +20 O +, O +40 O +, O +60 O +and O +80 O +weeks O +of O +age O +. O + +The O +rats O +were O +trained O +to O +swim O +for O +a O +specific O +duration O +and O +for O +a O +particular O +period O +. O + +The O +occurrence O +of O +infarcts B-Disease +were O +confirmed O +by O +histological O +methods O +. O + +Elevations O +in O +the O +serum O +GOT O +and O +GPT O +were O +maximum O +in O +the O +sedentary O +- O +isoproterenols B-Chemical +and O +minimum O +in O +the O +exercise O +- O +controls O +. O + +These O +changes O +in O +the O +serum O +transaminases O +were O +associated O +with O +corresponding O +depletions O +in O +the O +cardiac O +GOT O +and O +GPT O +. O + +However O +, O +age O +was O +seen O +to O +interfere O +with O +the O +responses O +exhibited O +by O +the O +young O +and O +old O +rats O +. O + +Studies O +dealing O +with O +myocardial B-Disease +infarction I-Disease +are O +more O +informative O +when O +dealt O +with O +age O +. O + +Effect O +of O +polyethylene B-Chemical +glycol I-Chemical +400 I-Chemical +on O +adriamycin B-Chemical +toxicity B-Disease +in O +mice O +. O + +The O +effect O +of O +a O +widely O +used O +organic O +solvent O +, O +polyethylene B-Chemical +glycol I-Chemical +400 I-Chemical +( O +PEG B-Chemical +400 I-Chemical +) O +, O +on O +the O +toxic O +action O +of O +an O +acute O +or O +chronic O +treatment O +with O +adriamycin B-Chemical +( O +ADR B-Chemical +) O +was O +evaluated O +in O +mice O +. O + +PEG B-Chemical +400 I-Chemical +impressively O +decreased O +both O +acute O +high O +- O +dose O +and O +chronic O +low O +- O +dose O +- O +ADR B-Chemical +- O +associated O +lethality O +. O + +Light O +microscopic O +analysis O +showed O +a O +significant O +protection O +against O +ADR B-Chemical +- O +induced O +cardiac B-Disease +morphological I-Disease +alterations I-Disease +. O + +Such O +treatment O +did O +not O +diminish O +the O +ADR B-Chemical +antitumor O +activity O +in O +L1210 B-Disease +leukemia I-Disease +and O +in O +Ehrlich B-Disease +ascites I-Disease +tumor I-Disease +. O + +Sublingual O +absorption O +of O +the O +quaternary B-Chemical +ammonium I-Chemical +antiarrhythmic O +agent O +, O +UM B-Chemical +- I-Chemical +272 I-Chemical +. O + +UM B-Chemical +- I-Chemical +272 I-Chemical +( O +N B-Chemical +, I-Chemical +N I-Chemical +- I-Chemical +dimethylpropranolol I-Chemical +) O +, O +a O +quaternary O +antiarrhythmic O +agent O +, O +was O +administered O +sublingually O +to O +dogs O +with O +ouabain B-Chemical +- O +induced O +ventricular B-Disease +tachycardias I-Disease +. O + +Both O +anti O +- O +arrhythmic O +efficacy O +and O +bioavailability O +were O +compared O +to O +oral O +drug O +. O + +Sublingual O +UM B-Chemical +- I-Chemical +272 I-Chemical +converted O +ventricular B-Disease +tachycardia I-Disease +to O +sinus O +rhythm O +in O +all O +5 O +dogs O +. O + +The O +area O +under O +the O +plasma O +concentration O +time O +curve O +at O +90 O +min O +was O +4 O +- O +12 O +times O +greater O +than O +for O +oral O +drug O +, O +suggesting O +the O +existence O +of O +an O +absorption O +- O +limiting O +process O +in O +the O +intestine O +, O +and O +providing O +an O +alternate O +form O +of O +administration O +for O +quaternary O +drugs O +. O + +Early O +adjuvant O +adriamycin B-Chemical +in O +superficial O +bladder B-Disease +carcinoma I-Disease +. O + +A O +multicenter O +study O +was O +performed O +in O +110 O +patients O +with O +superficial O +transitional O +cell O +carcinoma B-Disease +of I-Disease +the I-Disease +bladder I-Disease +. O + +Adriamycin B-Chemical +( O +50 O +mg O +/ O +50 O +ml O +) O +was O +administered O +intravesically O +within O +24 O +h O +after O +transurethral O +resection O +of O +TA O +- O +T1 O +( O +O O +- O +A O +) O +bladder B-Disease +tumors I-Disease +. O + +Instillation O +was O +repeated O +twice O +during O +the O +first O +week O +, O +then O +weekly O +during O +the O +first O +month O +and O +afterwards O +monthly O +for O +1 O +year O +. O + +The O +tolerance O +was O +evaluated O +in O +these O +110 O +patients O +, O +and O +29 O +patients O +presented O +with O +local O +side O +- O +effects O +. O + +In O +24 O +of O +these O +patients O +chemical O +cystitis B-Disease +was O +severe O +enough O +for O +them O +to O +drop O +out O +of O +the O +study O +. O + +No O +systemic O +side O +- O +effects O +were O +observed O +. O + +Recurrence O +was O +studied O +in O +82 O +evaluable O +patients O +after O +1 O +year O +of O +follow O +- O +up O +and O +in O +72 O +patients O +followed O +for O +2 O +- O +3 O +years O +( O +mean O +32 O +months O +) O +. O + +Of O +the O +82 O +patients O +studied O +after O +1 O +year O +, O +23 O +had O +primary O +and O +59 O +recurrent O +disease O +. O + +Of O +the O +82 O +evaluable O +patients O +, O +50 O +did O +not O +show O +any O +recurrence O +after O +1 O +year O +( O +61 O +% O +) O +, O +while O +32 O +presented O +with O +one O +or O +more O +recurrences O +( O +39 O +% O +) O +. O + +Of O +these O +recurrences O +, O +27 O +were O +T1 O +tumors B-Disease +while O +five O +progressed O +to O +more O +highly O +invasive O +lesions O +. O + +In O +patients O +that O +were O +free O +of O +recurrence O +during O +the O +first O +year O +, O +80 O +% O +remained O +tumor B-Disease +- O +free O +during O +the O +2 O +- O +to O +3 O +- O +year O +follow O +- O +up O +period O +. O + +Of O +the O +patients O +developing O +one O +or O +more O +recurrences O +during O +the O +first O +year O +, O +only O +50 O +% O +presented O +with O +further O +recurrence O +once O +the O +instillations O +were O +stopped O +. O + +The O +beneficial O +effect O +of O +Adriamycin B-Chemical +appears O +obvious O +and O +might O +be O +related O +to O +the O +drug O +itself O +, O +the O +early O +and O +repeated O +instillations O +after O +TUR O +, O +or O +both O +. O + +D B-Chemical +- I-Chemical +penicillamine I-Chemical +- O +induced O +angiopathy B-Disease +in O +rats O +. O + +The O +effect O +of O +high O +dose O +D B-Chemical +- I-Chemical +penicillamine I-Chemical +treatment O +on O +aortic O +permeability O +to O +albumin O +and O +on O +the O +ultrastructure O +of O +the O +vessel O +. O + +Male O +Sprague O +- O +Dawley O +rats O +were O +treated O +with O +D B-Chemical +- I-Chemical +penicillamine I-Chemical +( O +D B-Chemical +- I-Chemical +pen I-Chemical +) O +500 O +mg O +/ O +kg O +/ O +day O +for O +10 O +or O +42 O +days O +. O + +Pair O +fed O +rats O +served O +as O +controls O +. O + +Changes O +in O +aortic O +morphology O +were O +examined O +by O +light O +- O +and O +transmission O +- O +electron O +microscopy O +( O +TEM O +) O +. O + +In O +addition O +, O +the O +endothelial O +permeability O +and O +the O +penetration O +through O +the O +aortic O +wall O +of O +albumin O +were O +studied O +10 O +minutes O +, O +24 O +and O +48 O +hours O +after O +i O +. O +v O +. O +injection O +of O +human O +serum O +131I O +- O +albumin O +( O +131I O +- O +HSA O +) O +. O + +TEM O +revealed O +extensive O +elastolysis O +in O +the O +arterial O +wall O +of O +D B-Chemical +- I-Chemical +pen I-Chemical +- O +treated O +rats O +, O +consistent O +with O +an O +inhibitory O +effect O +on O +crosslink O +formation O +. O + +In O +experimental O +animals O +excess O +deposition O +of O +collagen O +and O +glycoaminoglycans O +was O +observed O +in O +the O +subendothelial O +and O +medial O +layer O +of O +the O +aortic O +wall O +, O +together O +with O +prominent O +basal O +membrane O +substance O +around O +aortic O +smooth O +muscle O +cells O +. O + +The O +aorta O +/ O +serum O +- O +ratio O +and O +the O +radioactive O +build O +- O +up O +24 O +and O +48 O +hours O +after O +injection O +of O +131I O +- O +HSA O +was O +reduced O +in O +animals O +treated O +with O +D B-Chemical +- I-Chemical +pen I-Chemical +for O +42 O +days O +, O +indicating O +an O +impeded O +transmural O +transport O +of O +tracer O +which O +may O +be O +caused O +by O +a O +steric O +exclusion O +effect O +of O +abundant O +hyaluronate B-Chemical +. O + +The O +endothelial O +ultrastructure O +was O +unaffected O +by O +D B-Chemical +- I-Chemical +pen I-Chemical +, O +and O +no O +differences O +in O +aortic O +131I O +- O +HSA O +radioactivity O +or O +aorta O +/ O +serum O +- O +ratio O +were O +recorded O +between O +experimental O +and O +control O +groups O +10 O +minutes O +after O +tracer O +injection O +, O +indicating O +that O +the O +permeability O +of O +the O +endothelial O +barrier O +to O +albumin O +remained O +unaffected O +by O +D B-Chemical +- I-Chemical +pen I-Chemical +treatment O +. O + +These O +observations O +support O +the O +hypothesis O +that O +treatment O +with O +high O +doses O +of O +D B-Chemical +- I-Chemical +pen I-Chemical +may O +induce O +a O +fibroproliferative O +response O +in O +rat O +aorta O +, O +possibly O +by O +an O +inhibitory O +effect O +on O +the O +cross O +- O +linking O +of O +collagen O +and O +elastin O +. O + +Effect O +of O +aspirin B-Chemical +on O +N B-Chemical +- I-Chemical +[ I-Chemical +4 I-Chemical +- I-Chemical +( I-Chemical +5 I-Chemical +- I-Chemical +nitro I-Chemical +- I-Chemical +2 I-Chemical +- I-Chemical +furyl I-Chemical +) I-Chemical +- I-Chemical +2 I-Chemical +- I-Chemical +thiazolyl I-Chemical +] I-Chemical +- I-Chemical +formamide I-Chemical +- O +induced O +epithelial O +proliferation O +in O +the O +urinary O +bladder O +and O +forestomach O +of O +the O +rat O +. O + +The O +co O +- O +administration O +of O +aspirin B-Chemical +with O +N B-Chemical +- I-Chemical +[ I-Chemical +4 I-Chemical +- I-Chemical +( I-Chemical +5 I-Chemical +- I-Chemical +nitro I-Chemical +- I-Chemical +2 I-Chemical +- I-Chemical +furyl I-Chemical +) I-Chemical +- I-Chemical +2 I-Chemical +- I-Chemical +thiazolyl I-Chemical +] I-Chemical +- I-Chemical +formamide I-Chemical +( O +FANFT B-Chemical +) O +to O +rats O +resulted O +in O +a O +reduced O +incidence O +of O +FANFT B-Chemical +- O +induced O +bladder B-Disease +carcinomas I-Disease +but O +a O +concomitant O +induction O +of O +forestomach B-Disease +tumors I-Disease +. O + +An O +autoradiographic O +study O +was O +performed O +on O +male O +F O +- O +344 O +rats O +fed O +diet O +containing O +FANFT B-Chemical +at O +a O +level O +of O +0 O +. O +2 O +% O +and O +/ O +or O +aspirin B-Chemical +at O +a O +level O +of O +0 O +. O +5 O +% O +to O +evaluate O +the O +effect O +of O +aspirin B-Chemical +on O +the O +increased O +cell O +proliferation O +induced O +by O +FANFT B-Chemical +in O +the O +forestomach O +and O +bladder O +. O + +FANFT B-Chemical +- O +induced O +cell O +proliferation O +in O +the O +bladder O +was O +significantly O +suppressed O +by O +aspirin B-Chemical +co O +- O +administration O +after O +4 O +weeks O +but O +not O +after O +12 O +weeks O +. O + +In O +the O +forestomach O +, O +and O +also O +in O +the O +liver O +, O +aspirin B-Chemical +did O +not O +affect O +the O +FANFT B-Chemical +- O +induced O +increase O +in O +labeling O +index O +. O + +The O +present O +results O +are O +consistent O +with O +the O +carcinogenicity O +experiment O +suggesting O +that O +different O +mechanisms O +are O +involved O +in O +FANFT B-Chemical +carcinogenesis B-Disease +in O +the O +bladder O +and O +forestomach O +, O +and O +that O +aspirin B-Chemical +' O +s O +effect O +on O +FANFT B-Chemical +in O +the O +forestomach O +is O +not O +due O +to O +an O +irritant O +effect O +associated O +with O +increased O +cell O +proliferation O +. O + +Also O +, O +there O +appears O +to O +be O +an O +adaptation O +by O +the O +rats O +to O +the O +chronic O +ingestion O +of O +aspirin B-Chemical +. O + +A O +case O +of O +tardive B-Disease +dyskinesia I-Disease +caused O +by O +metoclopramide B-Chemical +. O + +Abnormal B-Disease +involuntary I-Disease +movements I-Disease +appeared O +in O +the O +mouth O +, O +tongue O +, O +neck O +and O +abdomen O +of O +a O +64 O +- O +year O +- O +old O +male O +patient O +after O +he O +took O +metoclopramide B-Chemical +for O +gastrointestinal B-Disease +disorder I-Disease +in O +a O +regimen O +of O +30 O +mg O +per O +day O +for O +a O +total O +of O +about O +260 O +days O +. O + +The O +symptoms O +exacerbated O +to O +a O +maximum O +in O +a O +month O +. O + +When O +the O +metoclopramide B-Chemical +administration O +was O +discontinued O +, O +the O +abnormal B-Disease +movements I-Disease +gradually O +improved O +to O +a O +considerable O +extent O +. O + +Attention O +to O +the O +possible O +induction O +of O +specific O +tardive B-Disease +dyskinesia I-Disease +is O +called O +for O +in O +the O +use O +of O +this O +drug O +. O + +Intra O +- O +arterial O +BCNU B-Chemical +chemotherapy O +for O +treatment O +of O +malignant B-Disease +gliomas I-Disease +of O +the O +central O +nervous O +system O +. O + +Because O +of O +the O +rapid O +systemic O +clearance O +of O +BCNU B-Chemical +( O +1 B-Chemical +, I-Chemical +3 I-Chemical +- I-Chemical +bis I-Chemical +- I-Chemical +( I-Chemical +2 I-Chemical +- I-Chemical +chloroethyl I-Chemical +) I-Chemical +- I-Chemical +1 I-Chemical +- I-Chemical +nitrosourea I-Chemical +) O +, O +intra O +- O +arterial O +administration O +should O +provide O +a O +substantial O +advantage O +over O +intravenous O +administration O +for O +the O +treatment O +of O +malignant B-Disease +gliomas I-Disease +. O + +Thirty O +- O +six O +patients O +were O +treated O +with O +BCNU B-Chemical +every O +6 O +to O +8 O +weeks O +, O +either O +by O +transfemoral O +catheterization O +of O +the O +internal O +carotid O +or O +vertebral O +artery O +or O +through O +a O +fully O +implantable O +intracarotid O +drug O +delivery O +system O +, O +beginning O +with O +a O +dose O +of O +200 O +mg O +/ O +sq O +m O +body O +surface O +area O +. O + +Twelve O +patients O +with O +Grade O +III O +or O +IV O +astrocytomas B-Disease +were O +treated O +after O +partial O +resection O +of O +the O +tumor B-Disease +without O +prior O +radiation O +therapy O +. O + +After O +two O +to O +seven O +cycles O +of O +chemotherapy O +, O +nine O +patients O +showed O +a O +decrease O +in O +tumor B-Disease +size O +and O +surrounding O +edema B-Disease +on O +contrast O +- O +enhanced O +computerized O +tomography O +scans O +. O + +In O +the O +nine O +responders O +, O +median O +duration O +of O +chemotherapy O +response O +from O +the O +time O +of O +operation O +was O +25 O +weeks O +( O +range O +12 O +to O +more O +than O +91 O +weeks O +) O +. O + +The O +median O +duration O +of O +survival O +in O +the O +12 O +patients O +was O +54 O +weeks O +( O +range O +21 O +to O +more O +than O +156 O +weeks O +) O +, O +with O +an O +18 O +- O +month O +survival O +rate O +of O +42 O +% O +. O + +Twenty O +- O +four O +patients O +with O +recurrent O +Grade O +I O +to O +IV O +astrocytomas B-Disease +, O +whose O +resection O +and O +irradiation O +therapy O +had O +failed O +, O +received O +two O +to O +eight O +courses O +of O +intra O +- O +arterial O +BCNU B-Chemical +therapy O +. O + +Seventeen O +of O +these O +had O +a O +response O +or O +were O +stable O +for O +a O +median O +of O +20 O +weeks O +( O +range O +6 O +to O +more O +than O +66 O +weeks O +) O +. O + +The O +catheterization O +procedure O +is O +safe O +, O +with O +no O +immediate O +complication O +in O +111 O +infusions O +of O +BCNU B-Chemical +. O + +A O +delayed O +complication O +in O +nine O +patients O +has O +been O +unilateral O +loss B-Disease +of I-Disease +vision I-Disease +secondary O +to O +a O +retinal B-Disease +vasculitis I-Disease +. O + +The O +frequency O +of O +visual B-Disease +loss I-Disease +decreased O +after O +the O +concentration O +of O +the O +ethanol B-Chemical +diluent O +was O +lowered O +. O + +Provocation O +of O +postural O +hypotension B-Disease +by O +nitroglycerin B-Chemical +in O +diabetic B-Disease +autonomic I-Disease +neuropathy I-Disease +? O + +The O +effect O +of O +nitroglycerin B-Chemical +on O +heart O +rate O +and O +systolic O +blood O +pressure O +was O +compared O +in O +5 O +normal O +subjects O +, O +12 O +diabetic B-Disease +subjects O +without O +autonomic B-Disease +neuropathy I-Disease +, O +and O +5 O +diabetic B-Disease +subjects O +with O +autonomic B-Disease +neuropathy I-Disease +. O + +The O +magnitude O +and O +time O +course O +of O +the O +increase O +in O +heart O +rate O +and O +the O +decrease O +in O +systolic O +blood O +pressure O +after O +nitroglycerin B-Chemical +were O +similar O +in O +the O +normal O +and O +diabetic B-Disease +subjects O +without O +autonomic B-Disease +neuropathy I-Disease +, O +whereas O +a O +lesser O +increase O +in O +heart O +rate O +and O +a O +greater O +decrease O +in O +systolic O +blood O +pressure O +occurred O +in O +the O +diabetic B-Disease +subjects O +with O +autonomic B-Disease +neuropathy I-Disease +. O + +It O +is O +therefore O +suggested O +that O +caution O +should O +be O +exercised O +when O +prescribing O +vasodilator O +drugs O +in O +diabetic B-Disease +patients O +, O +particularly O +those O +with O +autonomic B-Disease +neuropathy I-Disease +. O + +Blood O +pressure O +response O +to O +chronic O +low O +- O +dose O +intrarenal O +noradrenaline B-Chemical +infusion O +in O +conscious O +rats O +. O + +Sodium B-Chemical +chloride I-Chemical +solution O +( O +0 O +. O +9 O +% O +) O +or O +noradrenaline B-Chemical +in O +doses O +of O +4 O +, O +12 O +and O +36 O +micrograms O +h O +- O +1 O +kg O +- O +1 O +was O +infused O +for O +five O +consecutive O +days O +, O +either O +intrarenally O +( O +by O +a O +new O +technique O +) O +or O +intravenously O +into O +rats O +with O +one O +kidney O +removed O +. O + +Intrarenal O +infusion O +of O +noradrenaline B-Chemical +caused O +hypertension B-Disease +at O +doses O +which O +did O +not O +do O +so O +when O +infused O +intravenously O +. O + +Intrarenal O +compared O +with O +intravenous O +infusion O +of O +noradrenaline B-Chemical +caused O +higher O +plasma O +noradrenaline B-Chemical +concentrations O +and O +a O +shift O +of O +the O +plasma O +noradrenaline B-Chemical +concentration O +- O +blood O +pressure O +effect O +curve O +towards O +lower O +plasma O +noradrenaline B-Chemical +levels O +. O + +These O +results O +suggest O +that O +hypertension B-Disease +after O +chronic O +intrarenal O +noradrenaline B-Chemical +infusion O +is O +produced O +by O +relatively O +higher O +levels O +of O +circulating O +noradrenaline B-Chemical +and O +by O +triggering O +of O +an O +additional O +intrarenal O +pressor O +mechanism O +. O + +Characterization O +of O +estrogen B-Chemical +- O +induced O +adenohypophyseal B-Disease +tumors I-Disease +in O +the O +Fischer O +344 O +rat O +. O + +Pituitary B-Disease +tumors I-Disease +were O +induced O +in O +F344 O +female O +rats O +by O +chronic O +treatment O +with O +diethylstilbestrol B-Chemical +( O +DES B-Chemical +, O +8 O +- O +10 O +mg O +) O +implanted O +subcutaneously O +in O +silastic O +capsules O +. O + +Over O +a O +range O +of O +1 O +- O +150 O +days O +of O +DES B-Chemical +treatment O +, O +pairs O +of O +control O +and O +DES B-Chemical +- O +treated O +rats O +were O +sacrificed O +, O +and O +their O +pituitaries O +dissociated O +enzymatically O +into O +single O +- O +cell O +preparations O +. O + +The O +cell O +populations O +were O +examined O +regarding O +total O +cell O +recovery O +correlated O +with O +gland O +weight O +, O +intracellular O +prolactin O +( O +PRL O +) O +content O +and O +subsequent O +release O +in O +primary O +culture O +, O +immunocytochemical O +PRL O +staining O +, O +density O +and O +/ O +or O +size O +alterations O +via O +separation O +on O +Ficoll O +- O +Hypaque O +and O +by O +unit O +gravity O +sedimentation O +, O +and O +cell O +cycle O +analysis O +, O +after O +acriflavine B-Chemical +DNA O +staining O +, O +by O +laser O +flow O +cytometry O +. O + +Total O +cell O +yields O +from O +DES B-Chemical +- O +treated O +pituitaries O +increased O +from O +1 O +. O +3 O +times O +control O +yields O +at O +8 O +days O +of O +treatment O +to O +58 O +. O +9 O +times O +control O +values O +by O +day O +150 O +. O + +Intracellular O +PRL O +content O +ranged O +from O +1 O +. O +9 O +to O +9 O +. O +4 O +times O +control O +levels O +, O +and O +PRL O +release O +in O +vitro O +was O +significantly O +and O +consistently O +higher O +than O +controls O +, O +after O +at O +least O +8 O +days O +of O +DES B-Chemical +exposure O +. O + +Beyond O +8 O +days O +of O +DES B-Chemical +exposure O +, O +the O +immunochemically O +PRL O +- O +positive O +proportion O +of O +cells O +increased O +to O +over O +50 O +% O +of O +the O +total O +population O +. O + +Increased O +density O +and O +/ O +or O +size O +and O +PRL O +content O +were O +indicated O +for O +the O +majority O +of O +the O +PRL O +cell O +population O +in O +both O +types O +of O +separation O +protocols O +. O + +All O +these O +effects O +of O +DES B-Chemical +were O +more O +pronounced O +among O +previously O +ovariectomized O +animals O +. O + +The O +data O +extend O +the O +findings O +of O +other O +investigators O +, O +further O +establishing O +the O +DES B-Chemical +- O +induced O +tumor B-Disease +as O +a O +model O +for O +study O +of O +PRL O +cellular O +control O +mechanisms O +. O + +Age O +and O +renal O +clearance O +of O +cimetidine B-Chemical +. O + +In O +35 O +patients O +( O +ages O +20 O +to O +86 O +yr O +) O +receiving O +cimetidine B-Chemical +therapeutically O +two O +serum O +samples O +and O +all O +urine O +formed O +in O +the O +interim O +were O +collected O +for O +analysis O +of O +cimetidine B-Chemical +by O +high O +- O +pressure O +liquid O +chromatography O +and O +for O +creatinine B-Chemical +. O + +Cimetidine B-Chemical +clearance O +decreased O +with O +age O +. O + +The O +extrapolated O +6 O +- O +hr O +serum O +concentration O +of O +cimetidine B-Chemical +per O +unit O +dose O +, O +after O +intravenous O +cimetidine B-Chemical +, O +increased O +with O +age O +of O +the O +patients O +. O + +The O +ratio O +of O +cimetidine B-Chemical +clearance O +to O +creatinine B-Chemical +clearance O +( O +Rc O +) O +averaged O +4 O +. O +8 O ++ O +/ O +- O +2 O +. O +0 O +, O +indicating O +net O +tubular O +secretion O +for O +cimetidine B-Chemical +. O + +Rc O +seemed O +to O +be O +independent O +of O +age O +and O +decreased O +with O +increasing O +serum O +concentration O +of O +cimetidine B-Chemical +, O +suggesting O +that O +secretion O +of O +cimetidine B-Chemical +is O +a O +saturable O +process O +. O + +There O +was O +only O +one O +case O +of O +dementia B-Disease +possibly O +due O +to O +cimetidine B-Chemical +( O +with O +a O +drug O +level O +of O +1 O +. O +9 O +microgram O +/ O +ml O +6 O +hr O +after O +a O +dose O +) O +in O +a O +group O +of O +13 O +patients O +without O +liver B-Disease +or I-Disease +kidney I-Disease +disease I-Disease +who O +had O +cimetidine B-Chemical +levels O +above O +1 O +. O +25 O +microgram O +/ O +ml O +. O + +Thus O +, O +high O +cimetidine B-Chemical +levels O +alone O +do O +not O +always O +induce O +dementia B-Disease +. O + +Further O +observations O +on O +the O +electrophysiologic O +effects O +of O +oral O +amiodarone B-Chemical +therapy O +. O + +A O +case O +is O +presented O +of O +a O +reversible O +intra B-Disease +- I-Disease +Hisian I-Disease +block I-Disease +occurring O +under O +amiodarone B-Chemical +treatment O +for O +atrial B-Disease +tachycardia I-Disease +in O +a O +patient O +without O +clear O +intraventricular B-Disease +conduction I-Disease +abnormalities I-Disease +. O + +His O +bundle O +recordings O +showed O +an O +atrial B-Disease +tachycardia I-Disease +with O +intermittent O +exit O +block O +and O +greatly O +prolonged O +BH O +and O +HV O +intervals O +( O +40 O +and O +100 O +msec O +, O +respectively O +) O +. O + +Thirty O +days O +after O +amiodarone B-Chemical +discontinuation O +, O +His O +bundle O +electrograms O +showed O +atrial B-Disease +flutter I-Disease +without O +intra O +- O +Hisian O +or O +infra O +- O +Hisian O +delay O +. O + +Amiodarone B-Chemical +should O +be O +used O +with O +caution O +during O +long O +- O +term O +oral O +therapy O +in O +patients O +with O +or O +without O +clear O +intraventricular O +conduction O +defects O +. O + +Development O +of O +clear B-Disease +cell I-Disease +adenocarcinoma I-Disease +in O +DES B-Chemical +- O +exposed O +offspring O +under O +observation O +. O + +Two O +cases O +of O +clear B-Disease +cell I-Disease +adenocarcinoma I-Disease +of I-Disease +the I-Disease +vagina I-Disease +detected O +at O +follow O +- O +up O +in O +young O +women O +exposed O +in O +utero O +to O +diethylstilbestrol B-Chemical +are O +reported O +. O + +One O +patient O +, O +aged O +23 O +, O +had O +been O +followed O +for O +2 O +years O +before O +carcinoma B-Disease +was O +diagnosed O +; O +the O +second O +patient O +, O +aged O +22 O +, O +had O +been O +seen O +on O +a O +regular O +basis O +for O +5 O +years O +, O +8 O +months O +. O + +In O +both O +instances O +, O +suspicion O +of O +the O +presence O +of O +carcinoma B-Disease +was O +aroused O +by O +the O +palpation O +of O +a O +small O +nodule O +in O +the O +vaginal O +fornix O +. O + +Hysterosalpingography O +was O +performed O +on O +both O +patients O +and O +, O +in O +1 O +instance O +, O +an O +abnormal O +x O +- O +ray O +film O +was O +reflected O +by O +the O +gross O +appearance O +of O +the O +uterine O +cavity O +found O +in O +the O +surgical O +specimen O +. O + +Neurologic O +effects O +of O +subarachnoid O +administration O +of O +2 B-Chemical +- I-Chemical +chloroprocaine I-Chemical +- I-Chemical +CE I-Chemical +, O +bupivacaine B-Chemical +, O +and O +low O +pH O +normal O +saline O +in O +dogs O +. O + +The O +purpose O +of O +this O +study O +was O +to O +evaluate O +the O +neurologic O +consequences O +of O +deliberate O +subarachnoid O +injection O +of O +large O +volumes O +of O +2 B-Chemical +- I-Chemical +chloroprocaine I-Chemical +- I-Chemical +CE I-Chemical +in O +experimental O +animals O +. O + +The O +possible O +role O +of O +low O +pH O +as O +well O +as O +total O +volume O +as O +potential O +factors O +in O +causing O +neurotoxicity B-Disease +was O +evaluated O +. O + +The O +65 O +dogs O +in O +the O +study O +received O +injections O +in O +the O +subarachnoid O +space O +as O +follows O +: O +6 O +to O +8 O +ml O +of O +bupivacaine B-Chemical +( O +N O += O +15 O +) O +, O +2 B-Chemical +- I-Chemical +chloroprocaine I-Chemical +- I-Chemical +CE I-Chemical +( O +N O += O +20 O +) O +, O +low O +pH O +normal O +saline O +( O +pH O +3 O +. O +0 O +) O +( O +N O += O +20 O +) O +, O +or O +normal O +saline O +( O +N O += O +10 O +) O +. O + +Of O +the O +20 O +animals O +that O +received O +subarachnoid O +injection O +of O +2 B-Chemical +- I-Chemical +chloroprocaine I-Chemical +- I-Chemical +CE I-Chemical +seven O +( O +35 O +% O +) O +developed O +hind O +- O +limb O +paralysis B-Disease +. O + +None O +of O +the O +animals O +that O +received O +bupivacaine B-Chemical +, O +normal O +saline O +, O +or O +normal O +saline O +titrated O +to O +a O +pH O +3 O +. O +0 O +developed O +hind O +- O +limb O +paralysis B-Disease +. O + +Of O +the O +15 O +spinal O +cords O +of O +the O +animals O +that O +received O +2 B-Chemical +- I-Chemical +chloroprocaine I-Chemical +- I-Chemical +CE I-Chemical +, O +13 O +showed O +subpial B-Disease +necrosis I-Disease +; O +the O +nerve O +roots O +and O +subarachnoid O +vessels O +were O +normal O +. O + +The O +spinal O +cords O +of O +the O +animals O +that O +received O +bupivacaine B-Chemical +, O +low O +pH O +normal O +saline O +( O +pH O +3 O +. O +0 O +) O +, O +or O +normal O +saline O +did O +not O +show O +abnormal O +findings O +. O + +Procainamide B-Chemical +- O +induced O +polymorphous O +ventricular B-Disease +tachycardia I-Disease +. O + +Seven O +cases O +of O +procainamide B-Chemical +- O +induced O +polymorphous O +ventricular B-Disease +tachycardia I-Disease +are O +presented O +. O + +In O +four O +patients O +, O +polymorphous O +ventricular B-Disease +tachycardia I-Disease +appeared O +after O +intravenous O +administration O +of O +200 O +to O +400 O +mg O +of O +procainamide B-Chemical +for O +the O +treatment O +of O +sustained O +ventricular B-Disease +tachycardia I-Disease +. O + +In O +the O +remaining O +three O +patients O +, O +procainamide B-Chemical +was O +administered O +orally O +for O +treatment O +of O +chronic O +premature B-Disease +ventricular I-Disease +contractions I-Disease +or O +atrial B-Disease +flutter I-Disease +. O + +These O +patients O +had O +Q B-Disease +- I-Disease +T I-Disease +prolongation I-Disease +and O +recurrent O +syncope B-Disease +due O +to O +polymorphous O +ventricular B-Disease +tachycardia I-Disease +. O + +In O +four O +patients O +, O +the O +arrhythmia B-Disease +was O +rapidly O +diagnosed O +and O +treated O +with O +disappearance O +of O +further O +episodes O +of O +the O +arrhythmia B-Disease +. O + +In O +two O +patients O +, O +the O +arrhythmia B-Disease +degenerated O +into O +irreversible O +ventricular B-Disease +fibrillation I-Disease +and O +both O +patients O +died O +. O + +In O +the O +seventh O +patient O +, O +a O +permanent O +ventricular O +pacemaker O +was O +inserted O +and O +, O +despite O +continuation O +of O +procainamide B-Chemical +therapy O +, O +polymorphous O +ventricular B-Disease +tachycardia I-Disease +did O +not O +reoccur O +. O + +These O +seven O +cases O +demonstrate O +that O +procainamide B-Chemical +can O +produce O +an O +acquired O +prolonged B-Disease +Q I-Disease +- I-Disease +T I-Disease +syndrome I-Disease +with O +polymorphous O +ventricular B-Disease +tachycardia I-Disease +. O + +Phenobarbitone B-Chemical +- O +induced O +enlargement B-Disease +of I-Disease +the I-Disease +liver I-Disease +in O +the O +rat O +: O +its O +relationship O +to O +carbon B-Chemical +tetrachloride I-Chemical +- O +induced O +cirrhosis B-Disease +. O + +The O +yield O +of O +severe O +cirrhosis B-Disease +of I-Disease +the I-Disease +liver I-Disease +( O +defined O +as O +a O +shrunken O +finely O +nodular O +liver O +with O +micronodular O +histology O +, O +ascites B-Disease +greater O +than O +30 O +ml O +, O +plasma O +albumin O +less O +than O +2 O +. O +2 O +g O +/ O +dl O +, O +splenomegaly B-Disease +2 O +- O +3 O +times O +normal O +, O +and O +testicular O +atrophy B-Disease +approximately O +half O +normal O +weight O +) O +after O +12 O +doses O +of O +carbon B-Chemical +tetrachloride I-Chemical +given O +intragastrically O +in O +the O +phenobarbitone B-Chemical +- O +primed O +rat O +was O +increased O +from O +25 O +% O +to O +56 O +% O +by O +giving O +the O +initial O +" O +calibrating O +" O +dose O +of O +carbon B-Chemical +tetrachloride I-Chemical +at O +the O +peak O +of O +the O +phenobarbitone B-Chemical +- O +induced O +enlargement B-Disease +of I-Disease +the I-Disease +liver I-Disease +. O + +At O +this O +point O +it O +was O +assumed O +that O +the O +cytochrome O +P450 O +/ O +CCl4 B-Chemical +toxic O +state O +was O +both O +maximal O +and O +stable O +. O + +The O +optimal O +rat O +size O +to O +begin O +phenobarbitone B-Chemical +was O +determined O +as O +100 O +g O +, O +and O +this O +size O +as O +a O +group O +had O +a O +mean O +maximum O +relative O +liver O +weight O +increase O +47 O +% O +greater O +than O +normal O +rats O +of O +the O +same O +body O +weight O +. O + +The O +optimal O +time O +for O +the O +initial O +dose O +of O +carbon B-Chemical +tetrachloride I-Chemical +was O +after O +14 O +days O +on O +phenobarbitone B-Chemical +. O + +Triamterene B-Chemical +nephrolithiasis B-Disease +complicating O +dyazide B-Chemical +therapy O +. O + +A O +case O +of O +triamterene B-Chemical +nephrolithiasis B-Disease +is O +reported O +in O +a O +man O +after O +4 O +years O +of O +hydrochlorothiazide B-Chemical +- I-Chemical +triamterene I-Chemical +therapy O +for O +hypertension B-Disease +. O + +The O +stone O +passed O +spontaneously O +and O +was O +found O +to O +contain O +a O +triamterene B-Chemical +metabolite O +admixed O +with O +uric B-Chemical +acid I-Chemical +salts I-Chemical +. O + +Factors O +affecting O +triamterene B-Chemical +nephrolithiasis B-Disease +are O +discussed O +and O +2 O +previously O +reported O +cases O +are O +reviewed O +. O + +Busulfan B-Chemical +- O +induced O +hemorrhagic B-Disease +cystitis I-Disease +. O + +A O +case O +of O +a O +busulfan B-Chemical +- O +induced O +hemorrhage B-Disease +cystitis I-Disease +is O +reported O +. O + +Spontaneous O +resolution O +occurred O +following O +cessation O +of O +the O +drug O +. O + +The O +similarity O +between O +the O +histologic O +appearances O +of O +busulfan B-Chemical +cystitis B-Disease +and O +both O +radiation O +and O +cyclophosphamide B-Chemical +- O +induced O +cystitis B-Disease +is O +discussed O +and O +the O +world O +literature O +reviewed O +. O + +In O +view O +of O +the O +known O +tendency O +of O +busulfan B-Chemical +to O +induce O +cellular O +atypia O +and O +carcinoma B-Disease +in O +other O +sites O +, O +periodic O +urinary O +cytology O +is O +suggested O +in O +patients O +on O +long O +- O +term O +therapy O +. O + +Variant O +ventricular B-Disease +tachycardia I-Disease +in O +desipramine B-Chemical +toxicity B-Disease +. O + +We O +report O +a O +case O +of O +variant O +ventricular B-Disease +tachycardia I-Disease +induced O +by O +desipramine B-Chemical +toxicity B-Disease +. O + +Unusual O +features O +of O +the O +arrhythmia B-Disease +are O +repetitive O +group O +beating O +, O +progressive O +shortening O +of O +the O +R O +- O +R O +interval O +, O +progressive O +widening O +of O +the O +QRS O +complex O +with O +eventual O +failure O +of O +intraventricular O +conduction O +, O +and O +changes O +in O +direction O +of O +the O +QRS O +axis O +. O + +Recognition O +of O +variant O +ventricular B-Disease +tachycardia I-Disease +is O +important O +because O +therapy O +differs O +from O +that O +of O +classic O +ventricular B-Disease +tachycardia I-Disease +. O + +Rebound O +hypertensive B-Disease +after O +sodium B-Chemical +nitroprusside I-Chemical +prevented O +by O +saralasin B-Chemical +in O +rats O +. O + +The O +role O +of O +the O +renin O +- O +- O +angiotensin B-Chemical +system O +in O +the O +maintenance O +of O +blood O +pressure O +during O +halothane B-Chemical +anesthesia O +and O +sodium B-Chemical +nitroprusside I-Chemical +( O +SNP B-Chemical +) O +- O +induced O +hypotension B-Disease +was O +evaluated O +. O + +Control O +rats O +received O +halothane B-Chemical +anesthesia O +( O +1 O +MAC O +) O +for O +one O +hour O +, O +followed O +by O +SNP B-Chemical +infusion O +, O +40 O +microgram O +/ O +kg O +/ O +min O +, O +for O +30 O +min O +, O +followed O +by O +a O +30 O +- O +min O +recovery O +period O +. O + +A O +second O +group O +of O +rats O +was O +treated O +identically O +and O +, O +in O +addition O +, O +received O +an O +infusion O +of O +saralasin B-Chemical +( O +a O +competitive O +inhibitor O +of O +angiotensin B-Chemical +II I-Chemical +) O +throughout O +the O +experimental O +period O +. O + +In O +each O +group O +, O +SNP B-Chemical +infusion O +resulted O +in O +an O +initial O +decrease O +in O +blood O +pressure O +from O +86 O +torr O +and O +83 O +torr O +, O +respectively O +, O +to O +48 O +torr O +. O + +During O +the O +SNP B-Chemical +infusion O +the O +control O +animals O +demonstrated O +a O +progressive O +increase B-Disease +in I-Disease +blood I-Disease +pressure I-Disease +to O +61 O +torr O +, O +whereas O +the O +saralasin B-Chemical +- O +treated O +animals O +showed O +no O +change O +. O + +Following O +discontinuation O +of O +SNP B-Chemical +, O +blood O +pressure O +in O +the O +control O +animals O +rebounded O +to O +94 O +torr O +, O +as O +compared O +with O +78 O +torr O +in O +the O +saralasin B-Chemical +- O +treated O +rats O +. O + +This O +study O +indicates O +that O +with O +stable O +halothane B-Chemical +anesthesia O +, O +the O +partial O +recovery O +of O +blood O +pressure O +during O +SNP B-Chemical +infusion O +and O +the O +post O +- O +SNP B-Chemical +rebound O +of O +blood O +pressure O +can O +be O +completely O +blocked O +by O +saralasin B-Chemical +. O + +This O +demonstrates O +the O +participation O +of O +the O +renin O +- O +- O +angiotensin B-Chemical +system O +in O +antagonizing O +the O +combined O +hypotensive B-Disease +effects O +of O +halothane B-Chemical +and O +SNP B-Chemical +. O + +Clinical O +nephrotoxicity B-Disease +of O +tobramycin B-Chemical +and O +gentamicin B-Chemical +. O + +A O +prospective O +study O +. O + +Nearly O +3 O +. O +2 O +million O +people O +in O +this O +country O +receive O +aminoglycoside B-Chemical +antibiotics O +annually O +. O + +Gentamicin B-Chemical +sulfate I-Chemical +and O +tobramycin B-Chemical +sulfate I-Chemical +continue O +to O +demonstrate O +ototoxicity B-Disease +and O +nephrotoxicity B-Disease +in O +both O +animal O +and O +clinical O +studies O +. O + +In O +this O +study O +, O +62 O +patients O +with O +confirmed O +initial O +normal O +renal O +function O +and O +treated O +with O +2 O +to O +5 O +mg O +/ O +kg O +/ O +day O +of O +gentamicin B-Chemical +sulfate I-Chemical +or O +tobramycin B-Chemical +sulfate I-Chemical +for O +a O +minimum O +of O +seven O +days O +were O +followed O +up O +prospectively O +for O +the O +development O +of O +aminoglycoside B-Chemical +- O +related O +renal B-Disease +failure I-Disease +, O +defined O +as O +at O +least O +a O +one O +- O +third O +reduction O +in O +renal O +function O +. O + +In O +these O +62 O +patients O +, O +no O +other O +causes O +for O +renal B-Disease +failure I-Disease +could O +be O +identified O +. O + +Five O +of O +33 O +( O +15 O +% O +) O +of O +the O +tobramycin B-Chemical +- O +treated O +patients O +and O +16 O +of O +29 O +( O +55 O +. O +2 O +% O +) O +of O +the O +gentamicin B-Chemical +- O +treated O +patients O +had O +renal B-Disease +failure I-Disease +. O + +Thus O +, O +gentamicin B-Chemical +was O +associated O +with O +renal B-Disease +failure I-Disease +more O +than O +three O +times O +as O +often O +as O +was O +tobramycin B-Chemical +. O + +Metabolic O +involvement O +in O +adriamycin B-Chemical +cardiotoxicity B-Disease +. O + +The O +cardiotoxic B-Disease +effects O +of O +adriamycin B-Chemical +were O +studied O +in O +mammalian O +myocardial O +cells O +in O +culture O +as O +a O +model O +system O +. O + +Adriamycin B-Chemical +inhibited O +cell O +growth O +and O +the O +rhythmic O +contractions O +characteristic O +of O +myocardial O +cells O +in O +culture O +. O + +A O +possible O +involvement O +of O +energy O +metabolism O +was O +suggested O +previously O +, O +and O +in O +this O +study O +the O +adenylate O +energy O +charge O +and O +phosphorylcreatine B-Chemical +mole O +fraction O +were O +determined O +in O +the O +adriamycin B-Chemical +- O +treated O +cells O +. O + +The O +adenylate O +energy O +charge O +was O +found O +to O +be O +significantly O +decreased O +, O +while O +the O +phophorylcreatine B-Chemical +mole O +fraction O +was O +unchanged O +. O + +Such O +disparity O +suggests O +an O +inhibition O +of O +creatine B-Chemical +phosphokinase O +. O + +The O +addition O +of O +1 O +mM O +adenosine B-Chemical +to O +the O +myocardial O +cell O +cultures O +markedly O +increases O +the O +ATP B-Chemical +concentration O +through O +a O +pathway O +reportedly O +leading O +to O +a O +compartmentalized O +ATP B-Chemical +pool O +. O + +In O +the O +adriamycin B-Chemical +- O +treated O +cells O +, O +the O +addition O +of O +adenosine B-Chemical +increased O +the O +adenylate O +charge O +and O +, O +concomitant O +with O +this O +inrcease O +, O +the O +cells O +' O +functional O +integrity O +, O +in O +terms O +of O +percentage O +of O +beating O +cells O +and O +rate O +of O +contractions O +, O +was O +maintained O +. O + +Age O +- O +dependent O +sensitivity O +of O +the O +rat O +to O +neurotoxic B-Disease +effects O +of O +streptomycin B-Chemical +. O + +Streptomycin B-Chemical +sulfate O +( O +300 O +mg O +/ O +kg O +s O +. O +c O +. O +) O +was O +injected O +for O +various O +periods O +into O +preweanling O +rats O +and O +for O +3 O +weeks O +into O +weanling O +rats O +. O + +Beginning O +at O +8 O +days O +of O +age O +, O +body O +movement O +and O +hearing O +were O +examined O +for O +6 O +and O +up O +to O +17 O +weeks O +, O +respectively O +. O + +Abnormal B-Disease +movements I-Disease +and O +deafness B-Disease +occurred O +only O +in O +rats O +treated O +during O +the O +preweaning O +period O +; O +within O +this O +period O +the O +greatest O +sensitivities O +for O +these O +abnormalities O +occurred O +from O +2 O +to O +11 O +- O +17 O +and O +5 O +to O +11 O +days O +of O +age O +, O +respectively O +, O +indicating O +that O +the O +cochlea O +is O +more O +sensitive O +to O +streptomycin B-Chemical +than O +the O +site O +( O +vestibular O +or O +central O +) O +responsible O +for O +the O +dyskinesias B-Disease +. O + +Late O +, O +late O +doxorubicin B-Chemical +cardiotoxicity B-Disease +. O + +Cardiac B-Disease +toxicity I-Disease +is O +a O +major O +complication O +which O +limits O +the O +use O +of O +adriamycin B-Chemical +as O +a O +chemotherapeutic O +agent O +. O + +Cardiomyopathy B-Disease +is O +frequent O +when O +the O +total O +dose O +exceeds O +600 O +mg O +/ O +m2 O +and O +occurs O +within O +one O +to O +six O +months O +after O +cessation O +of O +therapy O +. O + +A O +patient O +is O +reported O +who O +developed O +progressive O +cardiomyopathy B-Disease +two O +and O +one O +- O +half O +years O +after O +receiving O +580 O +mg O +/ O +m2 O +which O +apparently O +represents O +late O +, O +late O +cardiotoxicity B-Disease +. O + +Attenuation O +of O +the O +lithium B-Chemical +- O +induced O +diabetes B-Disease +- I-Disease +insipidus I-Disease +- I-Disease +like I-Disease +syndrome I-Disease +by O +amiloride B-Chemical +in O +rats O +. O + +The O +effect O +of O +amiloride B-Chemical +on O +lithium B-Chemical +- O +induced O +polydipsia B-Disease +and O +polyuria B-Disease +and O +on O +the O +lithium B-Chemical +concentration O +in O +the O +plasma O +, O +brain O +, O +kidney O +, O +thyroid O +and O +red O +blood O +cells O +was O +investigated O +in O +rats O +, O +chronically O +treated O +with O +LiCl B-Chemical +. O + +Amiloride B-Chemical +reduced O +the O +drinking O +and O +urine O +volume O +of O +rats O +in O +an O +acute O +( O +6 O +or O +12 O +h O +) O +and O +a O +subacute O +( O +3 O +days O +) O +experiment O +. O + +6 O +h O +after O +the O +administration O +of O +amiloride B-Chemical +, O +a O +reduction O +was O +observed O +in O +the O +lithium B-Chemical +content O +of O +the O +renal O +medulla O +but O +not O +in O +the O +other O +organs O +studied O +. O + +At O +12 O +h O +, O +all O +the O +tissues O +showed O +a O +slight O +increase O +in O +lithium B-Chemical +levels O +. O + +After O +3 O +days O +of O +combined O +treatment O +, O +a O +marked O +elevation O +in O +plasma O +and O +tissue O +lithium B-Chemical +levels O +accompanied O +a O +reduction O +in O +water O +intake O +. O + +In O +all O +the O +experiments O +, O +the O +attenuation O +of O +the O +lithium B-Chemical +- O +induced O +diabetes B-Disease +- I-Disease +insipidus I-Disease +- I-Disease +like I-Disease +syndrome I-Disease +by O +amiloride B-Chemical +was O +accompanied O +by O +a O +reduction O +of O +the O +ratio O +between O +the O +lithium B-Chemical +concentration O +in O +the O +renal O +medulla O +and O +its O +levels O +in O +the O +blood O +and O +an O +elevation O +in O +the O +plasma O +potassium B-Chemical +level O +. O + +It O +is O +concluded O +that O +acute O +amiloride B-Chemical +administration O +to O +lithium B-Chemical +- O +treated O +patients O +suffering O +from O +polydipsia B-Disease +and O +polyuria B-Disease +might O +relieve O +these O +patients O +but O +prolonged O +amiloride B-Chemical +supplementation O +would O +result O +in O +elevated O +lithium B-Chemical +levels O +and O +might O +be O +hazardous O +. O + +Cardiovascular B-Disease +complications I-Disease +associated O +with O +terbutaline B-Chemical +treatment O +for O +preterm B-Disease +labor I-Disease +. O + +Severe O +cardiovascular B-Disease +complications I-Disease +occurred O +in O +eight O +of O +160 O +patients O +treated O +with O +terbutaline B-Chemical +for O +preterm B-Disease +labor I-Disease +. O + +Associated O +corticosteroid O +therapy O +and O +twin O +gestations O +appear O +to O +be O +predisposing O +factors O +. O + +Potential O +mechanisms O +of O +the O +pathophysiology O +are O +briefly O +discussed O +. O + +Toxic B-Disease +hepatitis I-Disease +induced O +by O +antithyroid O +drugs O +: O +four O +cases O +including O +one O +with O +cross O +- O +reactivity O +between O +carbimazole B-Chemical +and O +benzylthiouracil B-Chemical +. O + +OBJECTIVE O +: O +This O +study O +was O +conducted O +to O +assess O +the O +occurrence O +of O +hepatic B-Disease +adverse I-Disease +effects I-Disease +encountered O +with O +antithyroid O +drugs O +. O + +METHODS O +: O +Retrospective O +review O +of O +medical O +records O +of O +236 O +patients O +with O +hyperthyroidism B-Disease +admitted O +in O +our O +department O +( O +in O +- O +or O +out O +- O +patients O +) O +from O +1986 O +to O +1992 O +. O + +RESULTS O +: O +Four O +patients O +( O +1 O +. O +7 O +% O +) O +were O +identified O +with O +toxic B-Disease +hepatitis I-Disease +which O +could O +reasonably O +be O +attributed O +to O +the O +use O +of O +antithyroid O +agent O +. O + +Two O +patients O +had O +a O +cholestatic B-Disease +hepatitis I-Disease +induced O +by O +carbimazole B-Chemical +( O +N B-Chemical +omercazole I-Chemical +) O +. O + +Two O +others O +had O +a O +mixed O +( O +cholestatic B-Disease +and O +cytolytic O +) O +hepatitis B-Disease +following O +carbimazole B-Chemical +. O + +One O +of O +the O +latter O +two O +patients O +further O +experienced O +a O +cytolytic O +hepatitis B-Disease +which O +appeared O +after O +Benzylthiouracil B-Chemical +( O +Basd B-Chemical +ne I-Chemical +) O +had O +replaced O +carbimazole B-Chemical +. O + +Biological O +features O +of O +hepatitis B-Disease +disappeared O +in O +all O +cases O +after O +cessation O +of O +the O +incriminated O +drug O +, O +while O +biliary O +, O +viral O +and O +immunological O +searches O +were O +negative O +. O + +Only O +2 O +patients O +of O +our O +retrospective O +study O +experienced O +a O +mild O +or O +severe O +neutropenia B-Disease +. O + +CONCLUSION O +: O +Toxic B-Disease +hepatitis I-Disease +is O +a O +potential O +adverse O +effect O +of O +antithyroid O +drugs O +which O +warrants O +, O +as O +for O +haematological O +disturbances O +, O +a O +pre O +- O +therapeutic O +determination O +and O +a O +careful O +follow O +- O +up O +of O +relevant O +biological O +markers O +. O + +Moreover O +, O +hepatotoxicity B-Disease +may O +not O +be O +restricted O +to O +one O +class O +of O +antithyroid O +agents O +. O + +Interactive O +effects O +of O +variations O +in O +[ O +Na B-Chemical +] O +o O +and O +[ O +Ca B-Chemical +] O +o O +on O +rat O +atrial O +spontaneous O +frequency O +. O + +The O +effects O +of O +varying O +the O +extracellular O +concentrations O +of O +Na B-Chemical +and O +Ca B-Chemical +( O +[ O +Na B-Chemical +] O +o O +and O +[ O +Ca B-Chemical +] O +o O +) O +on O +both O +, O +the O +spontaneous O +beating O +and O +the O +negative O +chronotropic O +action O +of O +verapamil B-Chemical +, O +were O +studied O +in O +the O +isolated O +rat O +atria O +. O + +Basal O +frequency O +( O +BF O +) O +evaluated O +by O +surface O +electrogram O +was O +223 O ++ O +/ O +- O +4 O +beats O +/ O +min O +. O +in O +control O +Krebs O +- O +Ringer O +containing O +137 O +mM O +Na B-Chemical +and O +1 O +. O +35 O +mM O +Ca B-Chemical +( O +N O +) O +. O + +It O +decreased O +by O +16 O ++ O +/ O +- O +3 O +% O +by O +lowering O +[ O +Na B-Chemical +] O +o O +to O +78 O +mM O +( O +LNa O +) O +, O +23 O ++ O +/ O +- O +2 O +% O +by O +lowering O +simultaneously O +[ O +Na B-Chemical +] O +o O +to O +78 O +mM O +and O +[ O +Ca B-Chemical +] O +o O +to O +0 O +. O +675 O +mM O +( O +LNa O ++ O +LCa O +) O +and O +31 O ++ O +/ O +- O +5 O +% O +by O +lowering O +[ O +Na B-Chemical +] O +o O +to O +78 O +mM O +plus O +increasing O +[ O +Ca B-Chemical +] O +o O +to O +3 O +. O +6 O +mM O +( O +LNa O ++ O +HCa O +) O +. O + +At O +normal O +[ O +Na B-Chemical +] O +o O +, O +decrease O +( O +0 O +. O +675 O +mM O +) O +or O +increase O +( O +3 O +. O +6 O +mM O +) O +of O +[ O +Ca B-Chemical +] O +o O +did O +not O +modify O +BF O +; O +a O +reduction O +of O +ten O +times O +( O +0 O +. O +135 O +mM O +of O +normal O +[ O +Ca B-Chemical +] O +o O +was O +effective O +to O +reduce O +BF O +by O +40 O ++ O +/ O +- O +13 O +% O +. O + +All O +negative O +chronotropic O +effects O +were O +BF O +- O +dependent O +. O + +Dose O +- O +dependent O +bradycardia B-Disease +induced O +by O +verapamil B-Chemical +was O +potentiated O +by O +LNa O +, O +LCa O +, O +and O +HCa O +. O + +Independent O +but O +not O +additive O +effects O +of O +Na B-Chemical +and O +Ca B-Chemical +are O +shown O +by O +decreases O +in O +the O +values O +of O +[ O +verapamil B-Chemical +] O +o O +needed O +to O +reduce O +BF O +by O +30 O +% O +( O +IC30 O +) O +with O +the O +following O +order O +of O +inhibitory O +potency O +: O +LNa O +> O +LCa O +> O +HCa O +> O +N O +, O +resulting O +LNa O ++ O +HCa O +similar O +to O +LNa O +. O + +The O +[ O +verapamil B-Chemical +] O +o O +that O +arrested O +atrial O +beating O +( O +AC O +) O +was O +also O +potentiated O +with O +the O +order O +LNa O += O +LNa O ++ O +LCa O += O +LNa O ++ O +HCa O += O +LCa O +> O +HCa O += O +N O +. O + +The O +results O +indicate O +that O +rat O +atrial O +spontaneous O +beating O +is O +more O +dependent O +on O +[ O +Na B-Chemical +] O +o O +than O +on O +[ O +Ca B-Chemical +] O +o O +in O +a O +range O +of O ++ O +/ O +- O +50 O +% O +of O +their O +normal O +concentration O +. O + +Also O +the O +enhancement O +of O +verapamil B-Chemical +effects O +on O +atrial O +beating O +was O +more O +pronounced O +at O +LNa O +than O +at O +LCa O +. O +( O +ABSTRACT O +TRUNCATED O +AT O +250 O +WORDS O +) O + +Pseudo O +- O +allergic B-Disease +reactions I-Disease +to O +corticosteroids B-Chemical +: O +diagnosis O +and O +alternatives O +. O + +Two O +patients O +treated O +with O +parenteral O +paramethasone B-Chemical +( O +Triniol O +) O +and O +dexamethasone B-Chemical +( O +Sedionbel O +) O +are O +described O +. O + +A O +few O +minutes O +after O +administration O +of O +the O +drugs O +, O +they O +presented O +urticaria B-Disease +( O +patients O +1 O +and O +2 O +) O +and O +conjunctivitis B-Disease +( O +patient O +1 O +) O +. O + +The O +purpose O +of O +our O +study O +was O +to O +determine O +the O +cause O +of O +the O +patients O +' O +reactions O +, O +the O +immunological O +mechanisms O +involved O +and O +whether O +these O +patients O +would O +be O +able O +to O +tolerate O +any O +kind O +of O +corticoid O +. O + +Clinical O +examinations O +and O +skin O +, O +oral O +and O +parenteral O +challenges O +with O +different O +corticosteroids B-Chemical +and O +ELISA O +tests O +were O +performed O +. O + +In O +the O +two O +patients O +, O +skin O +and O +ELISA O +tests O +with O +paramethasone B-Chemical +were O +negative O +, O +as O +was O +the O +prick O +test O +with O +each O +of O +its O +excipients O +. O + +A O +single O +- O +blind O +parenteral O +challenge O +with O +Triniol O +was O +positive O +in O +both O +patients O +after O +the O +administration O +of O +1 O +ml O +of O +the O +drug O +, O +and O +negative O +with O +its O +excipients O +. O + +We O +also O +carried O +out O +oral O +and O +parenteral O +challenges O +with O +other O +corticosteroids B-Chemical +and O +found O +intolerance O +to O +some O +of O +them O +. O + +These O +results O +suggest O +that O +paramethasone B-Chemical +caused O +pseudoallergic O +reactions O +in O +our O +patients O +. O + +Corticosteroids O +different O +from O +paramethasone B-Chemical +also O +produced O +hypersensitivity B-Disease +reactions O +in O +these O +patients O +; O +however O +, O +a O +few O +of O +them O +were O +tolerated O +. O + +The O +basic O +mechanisms O +of O +those O +reactions O +are O +not O +yet O +fully O +understood O +. O + +To O +our O +knowledge O +, O +this O +is O +the O +first O +report O +of O +a O +pseudo O +- O +allergy B-Disease +caused O +by O +paramethasone B-Chemical +. O + +Study O +of O +the O +role O +of O +vitamin B-Chemical +B12 I-Chemical +and O +folinic B-Chemical +acid I-Chemical +supplementation O +in O +preventing O +hematologic O +toxicity B-Disease +of O +zidovudine B-Chemical +. O + +A O +prospective O +, O +randomized O +study O +was O +conducted O +to O +evaluate O +the O +role O +of O +vitamin B-Chemical +B12 I-Chemical +and O +folinic B-Chemical +acid I-Chemical +supplementation O +in O +preventing O +zidovudine B-Chemical +( O +ZDV B-Chemical +) O +- O +induced O +bone B-Disease +marrow I-Disease +suppression I-Disease +. O + +Seventy O +- O +five O +human B-Disease +immunodeficiency I-Disease +virus I-Disease +( I-Disease +HIV I-Disease +) I-Disease +- I-Disease +infected I-Disease +patients O +with O +CD4 O ++ O +cell O +counts O +< O +500 O +/ O +mm3 O +were O +randomized O +to O +receive O +either O +ZDV B-Chemical +( O +500 O +mg O +daily O +) O +alone O +( O +group O +I O +, O +n O += O +38 O +) O +or O +in O +combination O +with O +folinic B-Chemical +acid I-Chemical +( O +15 O +mg O +daily O +) O +and O +intramascular O +vitamin B-Chemical +B12 I-Chemical +( O +1000 O +micrograms O +monthly O +) O +( O +group O +II O +, O +n O += O +37 O +) O +. O + +Finally O +, O +15 O +patients O +were O +excluded O +from O +the O +study O +( O +noncompliance O +14 O +, O +death B-Disease +1 O +) O +; O +thus O +, O +60 O +patients O +( O +31 O +in O +group O +I O +and O +29 O +in O +group O +II O +) O +were O +eligible O +for O +analysis O +. O + +No O +significant O +differences O +between O +groups O +were O +found O +at O +enrollment O +. O + +During O +the O +study O +, O +vitamin B-Chemical +B12 I-Chemical +and O +folate B-Chemical +levels O +were O +significantly O +higher O +in O +group O +II O +patients O +; O +however O +, O +no O +differences O +in O +hemoglobin O +, O +hematocrit O +, O +mean O +corpuscular O +volume O +, O +and O +white O +- O +cell O +, O +neutrophil O +and O +platelet O +counts O +were O +observed O +between O +groups O +at O +3 O +, O +6 O +, O +9 O +and O +12 O +months O +. O + +Severe O +hematologic O +toxicity B-Disease +( O +neutrophil O +count O +< O +1000 O +/ O +mm3 O +and O +/ O +or O +hemoglobin O +< O +8 O +g O +/ O +dl O +) O +occurred O +in O +4 O +patients O +assigned O +to O +group O +I O +and O +7 O +assigned O +to O +group O +II O +. O + +There O +was O +no O +correlation O +between O +vitamin B-Chemical +B12 I-Chemical +or O +folate B-Chemical +levels O +and O +development O +of O +myelosuppression B-Disease +. O + +Vitamin B-Chemical +B12 I-Chemical +and O +folinic B-Chemical +acid I-Chemical +supplementation O +of O +ZDV B-Chemical +therapy O +does O +not O +seem O +useful O +in O +preventing O +or O +reducing O +ZDV B-Chemical +- O +induced O +myelotoxicity B-Disease +in O +the O +overall O +treated O +population O +, O +although O +a O +beneficial O +effect O +in O +certain O +subgroups O +of O +patients O +cannot O +be O +excluded O +. O + +Safety O +and O +side O +- O +effects O +of O +alprazolam B-Chemical +. O + +Controlled O +study O +in O +agoraphobia B-Disease +with O +panic B-Disease +disorder I-Disease +. O + +BACKGROUND O +: O +The O +widespread O +use O +of O +benzodiazepines B-Chemical +has O +led O +to O +increasing O +recognition O +of O +their O +unwanted O +effects O +. O + +The O +efficacy O +of O +alprazolam B-Chemical +and O +placebo O +in O +panic B-Disease +disorder I-Disease +with O +agoraphobia B-Disease +, O +and O +the O +side O +- O +effect O +and O +adverse O +effect O +profiles O +of O +both O +drug O +groups O +were O +measured O +. O + +METHOD O +: O +In O +London O +and O +Toronto O +154 O +patients O +who O +met O +DSM O +- O +III O +criteria O +for O +panic B-Disease +disorder I-Disease +with O +agoraphobia B-Disease +were O +randomised O +to O +alprazolam B-Chemical +or O +placebo O +. O + +Subjects O +in O +each O +drug O +group O +also O +received O +either O +exposure O +or O +relaxation O +. O + +Treatment O +was O +from O +weeks O +0 O +to O +8 O +and O +was O +then O +tapered O +from O +weeks O +8 O +to O +16 O +. O + +RESULTS O +: O +Mean O +alprazolam B-Chemical +dose O +was O +5 O +mg O +daily O +. O + +Compared O +with O +placebo O +subjects O +, O +alprazolam B-Chemical +patients O +developed O +more O +adverse O +reactions O +( O +21 O +% O +v O +. O +0 O +% O +) O +of O +depression B-Disease +, O +enuresis B-Disease +, O +disinhibition O +and O +aggression B-Disease +; O +and O +more O +side O +- O +effects O +, O +particularly O +sedation O +, O +irritability B-Disease +, O +impaired B-Disease +memory I-Disease +, O +weight B-Disease +loss I-Disease +and O +ataxia B-Disease +. O + +Side O +- O +effects O +tended O +to O +diminish O +during O +treatment O +but O +remained O +significant O +at O +week O +8 O +. O + +Despite O +this O +, O +the O +drop O +- O +out O +rate O +was O +low O +. O + +CONCLUSIONS O +: O +Alprazolam B-Chemical +caused O +side O +- O +effects O +and O +adverse O +effects O +during O +treatment O +but O +many O +patients O +were O +willing O +to O +accept O +these O +. O + +Crescentic O +fibrillary O +glomerulonephritis B-Disease +associated O +with O +intermittent O +rifampin B-Chemical +therapy O +for O +pulmonary B-Disease +tuberculosis I-Disease +. O + +This O +case O +study O +reveals O +an O +unusual O +finding O +of O +rapidly O +proliferative O +crescentic O +glomerulonephritis B-Disease +in O +a O +patient O +treated O +with O +rifampin B-Chemical +who O +had O +no O +other O +identifiable O +causes O +for O +developing O +this O +disease O +. O + +This O +patient O +underwent O +a O +10 O +- O +month O +regimen O +of O +rifampin B-Chemical +and O +isoniazid B-Chemical +for O +pulmonary B-Disease +tuberculosis I-Disease +and O +was O +discovered O +to O +have O +developed O +signs O +of O +severe O +renal B-Disease +failure I-Disease +five O +weeks O +after O +completion O +of O +therapy O +. O + +Renal O +biopsy O +revealed O +severe O +glomerulonephritis B-Disease +with O +crescents O +, O +electron O +dense O +fibrillar O +deposits O +and O +moderate O +lymphocytic O +interstitial O +infiltrate O +. O + +Other O +possible O +causes O +of O +rapidly O +progressive O +glomerulonephritis B-Disease +were O +investigated O +and O +ruled O +out O +. O + +This O +report O +documents O +the O +unusual O +occurrence O +of O +rapidly O +progressive O +glomerulonephritis B-Disease +with O +crescents O +and O +fibrillar O +glomerulonephritis B-Disease +in O +a O +patient O +treated O +with O +rifampin B-Chemical +. O + +Acute O +confusion B-Disease +induced O +by O +a O +high O +- O +dose O +infusion O +of O +5 B-Chemical +- I-Chemical +fluorouracil I-Chemical +and O +folinic B-Chemical +acid I-Chemical +. O + +A O +61 O +- O +year O +- O +old O +man O +was O +treated O +with O +combination O +chemotherapy O +incorporating O +cisplatinum B-Chemical +, O +etoposide B-Chemical +, O +high O +- O +dose O +5 B-Chemical +- I-Chemical +fluorouracil I-Chemical +( O +2 O +, O +250 O +mg O +/ O +m2 O +/ O +24 O +hours O +) O +and O +folinic B-Chemical +acid I-Chemical +for O +an O +inoperable O +gastric B-Disease +adenocarcinoma I-Disease +. O + +He O +developed O +acute O +neurologic O +symptoms O +of O +mental O +confusion B-Disease +, O +disorientation B-Disease +and O +irritability B-Disease +, O +and O +then O +lapsed O +into O +a O +deep O +coma B-Disease +, O +lasting O +for O +approximately O +40 O +hours O +during O +the O +first O +dose O +( O +day O +2 O +) O +of O +5 B-Chemical +- I-Chemical +fluorouracil I-Chemical +and O +folinic B-Chemical +acid I-Chemical +infusion O +. O + +This O +complication O +reappeared O +on O +day O +25 O +during O +the O +second O +dose O +of O +5 B-Chemical +- I-Chemical +fluorouracil I-Chemical +and O +folinic B-Chemical +acid I-Chemical +, O +which O +were O +then O +the O +only O +drugs O +given O +. O + +Because O +folinic B-Chemical +acid I-Chemical +was O +unlikely O +to O +be O +associated O +with O +this O +condition O +, O +neurotoxicity B-Disease +due O +to O +high O +- O +dose O +5 B-Chemical +- I-Chemical +fluorouracil I-Chemical +was O +highly O +suspected O +. O + +The O +pathogenesis O +of O +5 B-Chemical +- I-Chemical +fluorouracil I-Chemical +neurotoxicity B-Disease +may O +be O +due O +to O +a O +Krebs O +cycle O +blockade O +by O +fluoroacetate B-Chemical +and O +fluorocitrate B-Chemical +, O +thiamine B-Chemical +deficiency O +, O +or O +dihydrouracil B-Chemical +dehydrogenase O +deficiency O +. O + +High O +- O +dose O +5 B-Chemical +- I-Chemical +fluorouracil I-Chemical +/ O +folinic B-Chemical +acid I-Chemical +infusion O +therapy O +has O +recently O +become O +a O +popular O +regimen O +for O +various O +cancers B-Disease +. O + +It O +is O +necessary O +that O +both O +oncologists O +and O +neurologists O +be O +fully O +aware O +of O +this O +unusual O +complication O +. O + +Effect O +of O +switching O +carbamazepine B-Chemical +to O +oxcarbazepine B-Chemical +on O +the O +plasma O +levels O +of O +neuroleptics O +. O + +A O +case O +report O +. O + +Carbamazepine B-Chemical +was O +switched O +to O +its O +10 O +- O +keto O +analogue O +oxcarbazepine B-Chemical +among O +six O +difficult O +- O +to O +- O +treat O +schizophrenic B-Disease +or O +organic B-Disease +psychotic I-Disease +patients O +using O +concomitantly O +haloperidol B-Chemical +, O +chlorpromazine B-Chemical +or O +clozapine B-Chemical +. O + +This O +change O +resulted O +within O +2 O +- O +4 O +weeks O +in O +the O +50 O +- O +200 O +% O +increase O +in O +the O +plasma O +levels O +of O +these O +neuroleptics O +and O +the O +appearance O +of O +extrapyramidal B-Disease +symptoms I-Disease +. O + +None O +of O +the O +patients O +showed O +any O +clinical O +deteriotation O +during O +the O +following O +3 O +- O +6 O +months O +. O + +The O +results O +of O +this O +case O +report O +support O +the O +idea O +that O +in O +contrast O +with O +carbamazepine B-Chemical +oxcarbazepine B-Chemical +does O +not O +induce O +the O +hepatic O +microsomal O +enzyme O +systems O +regulating O +the O +inactivation O +of O +antipsychotic O +drugs O +. O + +Time O +course O +of O +lipid O +peroxidation O +in O +puromycin B-Chemical +aminonucleoside I-Chemical +- O +induced O +nephropathy B-Disease +. O + +Reactive O +oxygen B-Chemical +species O +have O +been O +implicated O +in O +the O +pathogenesis O +of O +acute O +puromycin B-Chemical +aminonucleoside I-Chemical +( O +PAN B-Chemical +) O +- O +induced O +nephropathy B-Disease +, O +with O +antioxidants O +significantly O +reducing O +the O +proteinuria B-Disease +. O + +The O +temporal O +relationship O +between O +lipid O +peroxidation O +in O +the O +kidney O +and O +proteinuria B-Disease +was O +examined O +in O +this O +study O +. O + +Rats O +were O +treated O +with O +a O +single O +IV O +injection O +of O +puromycin B-Chemical +aminonucleoside I-Chemical +, O +( O +PAN B-Chemical +, O +7 O +. O +5 O +mg O +/ O +kg O +) O +and O +24 O +hour O +urine O +samples O +were O +obtained O +prior O +to O +sacrifice O +on O +days O +3 O +, O +5 O +, O +7 O +, O +10 O +, O +17 O +, O +27 O +, O +41 O +( O +N O += O +5 O +- O +10 O +per O +group O +) O +. O + +The O +kidneys O +were O +removed O +, O +flushed O +with O +ice O +cold O +TRIS O +buffer O +. O + +Kidney O +cortices O +from O +each O +animal O +were O +used O +to O +prepare O +homogenates O +. O + +Tissue O +lipid O +peroxidation O +was O +measured O +in O +whole O +homogenates O +as O +well O +as O +in O +lipid O +extracts O +from O +homogenates O +as O +thiobarbituric B-Chemical +acid I-Chemical +reactive O +substances O +. O + +Proteinuria B-Disease +was O +evident O +at O +day O +5 O +, O +peaked O +at O +day O +7 O +and O +persisted O +to O +day O +27 O +. O + +Lipid O +peroxidation O +in O +homogenates O +was O +maximal O +at O +day O +3 O +and O +declined O +rapidly O +to O +control O +levels O +by O +day O +17 O +. O + +This O +study O +supports O +the O +role O +of O +lipid O +peroxidation O +in O +mediating O +the O +proteinuric B-Disease +injury I-Disease +in O +PAN B-Chemical +nephropathy B-Disease +. O + +Composition O +of O +gall B-Disease +bladder I-Disease +stones I-Disease +associated O +with O +octreotide B-Chemical +: O +response O +to O +oral O +ursodeoxycholic B-Chemical +acid I-Chemical +. O + +Octreotide B-Chemical +, O +an O +effective O +treatment O +for O +acromegaly B-Disease +, O +induces O +gall B-Disease +bladder I-Disease +stones I-Disease +in O +13 O +- O +60 O +% O +of O +patients O +. O + +Because O +knowledge O +of O +stone O +composition O +is O +essential O +for O +studies O +of O +their O +pathogenesis O +, O +treatment O +, O +and O +prevention O +, O +this O +was O +investigated O +by O +direct O +and O +indirect O +methods O +in O +14 O +octreotide B-Chemical +treated O +acromegalic B-Disease +patients O +with O +gall B-Disease +stones I-Disease +. O + +Chemical O +analysis O +of O +gall B-Disease +stones I-Disease +retrieved O +at O +cholecystectomy O +from O +two O +patients O +, O +showed O +that O +they O +contained O +71 O +% O +and O +87 O +% O +cholesterol B-Chemical +by O +weight O +. O + +In O +the O +remaining O +12 O +patients O +, O +localised O +computed O +tomography O +of O +the O +gall O +bladder O +showed O +that O +eight O +had O +stones O +with O +maximum O +attenuation O +scores O +of O +< O +100 O +Hounsfield O +units O +( O +values O +of O +< O +100 O +HU O +predict O +cholesterol B-Chemical +rich O +, O +dissolvable O +stones O +) O +. O + +Gall O +bladder O +bile O +was O +obtained O +by O +ultrasound O +guided O +, O +fine O +needle O +puncture O +from O +six O +patients O +. O + +All O +six O +patients O +had O +supersaturated O +bile O +( O +mean O +( O +SEM O +) O +cholesterol B-Chemical +saturation O +index O +of O +1 O +. O +19 O +( O +0 O +. O +08 O +) O +( O +range O +1 O +. O +01 O +- O +1 O +. O +53 O +) O +) O +and O +all O +had O +abnormally O +rapid O +cholesterol B-Chemical +microcrystal O +nucleation O +times O +( O +< O +4 O +days O +( O +range O +1 O +- O +4 O +) O +) O +, O +whilst O +in O +four O +, O +the O +bile O +contained O +cholesterol B-Chemical +microcrystals O +immediately O +after O +sampling O +. O + +Of O +the O +12 O +patients O +considered O +for O +oral O +ursodeoxycholic B-Chemical +acid I-Chemical +( O +UDCA B-Chemical +) O +treatment O +, O +two O +had O +a O +blocked O +cystic O +duct O +and O +were O +not O +started O +on O +UDCA B-Chemical +while O +one O +was O +lost O +to O +follow O +up O +. O + +After O +one O +year O +of O +treatment O +, O +five O +of O +the O +remaining O +nine O +patients O +showed O +either O +partial O +( O +n O += O +3 O +) O +or O +complete O +( O +n O += O +2 O +) O +gall B-Disease +stone I-Disease +dissolution O +, O +suggesting O +that O +their O +stones O +were O +cholesterol B-Chemical +rich O +. O + +This O +corresponds O +, O +by O +actuarial O +( O +life O +table O +) O +analysis O +, O +to O +a O +combined O +gall B-Disease +stone I-Disease +dissolution O +rate O +of O +58 O +. O +3 O +( O +15 O +. O +9 O +% O +) O +. O + +In O +conclusion O +, O +octreotide B-Chemical +induced O +gall B-Disease +stones I-Disease +are O +generally O +small O +, O +multiple O +, O +and O +cholesterol B-Chemical +rich O +although O +, O +in O +common O +with O +spontaneous O +gall B-Disease +stone I-Disease +disease I-Disease +, O +at O +presentation O +some O +patients O +will O +have O +a O +blocked O +cystic O +duct O +and O +some O +gall B-Disease +stones I-Disease +containing O +calcium B-Chemical +. O + +Erythema B-Disease +multiforme I-Disease +and O +hypersensitivity B-Disease +myocarditis I-Disease +caused O +by O +ampicillin B-Chemical +. O + +OBJECTIVE O +: O +To O +report O +a O +case O +of O +erythema B-Disease +multiforme I-Disease +and O +hypersensitivity B-Disease +myocarditis I-Disease +caused O +by O +ampicillin B-Chemical +. O + +CASE O +SUMMARY O +: O +A O +13 O +- O +year O +- O +old O +boy O +was O +treated O +with O +ampicillin B-Chemical +and O +gentamicin B-Chemical +because O +of O +suspected O +septicemia B-Disease +. O + +Medications O +were O +discontinued O +when O +erythema B-Disease +multiforme I-Disease +and O +congestive B-Disease +heart I-Disease +failure I-Disease +caused O +by O +myocarditis B-Disease +occurred O +. O + +The O +patient O +was O +treated O +with O +methylprednisolone B-Chemical +and O +gradually O +improved O +. O + +Macrophage O +- O +migration O +inhibition O +( O +MIF O +) O +test O +with O +ampicillin B-Chemical +was O +positive O +. O + +DISCUSSION O +: O +After O +most O +infections B-Disease +causing O +erythema B-Disease +multiforme I-Disease +and O +myocarditis B-Disease +were O +ruled O +out O +, O +a O +drug B-Disease +- I-Disease +induced I-Disease +allergic I-Disease +reaction I-Disease +was O +suspected O +. O + +Positive O +MIF O +test O +for O +ampicillin B-Chemical +showed O +sensitization O +of O +the O +patient O +' O +s O +lymphocytes O +to O +ampicillin B-Chemical +. O + +CONCLUSIONS O +: O +Hypersensitivity B-Disease +myocarditis I-Disease +is O +a O +rare O +and O +dangerous O +manifestation O +of O +allergy B-Disease +to O +penicillins B-Chemical +. O + +Clomipramine B-Chemical +- O +induced O +sleep B-Disease +disturbance I-Disease +does O +not O +impair O +its O +prolactin O +- O +releasing O +action O +. O + +The O +present O +study O +was O +undertaken O +to O +examine O +the O +role O +of O +sleep B-Disease +disturbance I-Disease +, O +induced O +by O +clomipramine B-Chemical +administration O +, O +on O +the O +secretory O +rate O +of O +prolactin O +( O +PRL O +) O +in O +addition O +to O +the O +direct O +drug O +effect O +. O + +Two O +groups O +of O +supine O +subjects O +were O +studied O +under O +placebo O +- O +controlled O +conditions O +, O +one O +during O +the O +night O +, O +when O +sleeping O +( O +n O += O +7 O +) O +and O +the O +other O +at O +daytime O +, O +when O +awake O +( O +n O += O +6 O +) O +. O + +Each O +subject O +received O +a O +single O +50 O +mg O +dose O +of O +clomipramine B-Chemical +given O +orally O +2 O +hours O +before O +blood O +collection O +. O + +Plasma O +PRL O +concentrations O +were O +analysed O +at O +10 O +min O +intervals O +and O +underlying O +secretory O +rates O +calculated O +by O +a O +deconvolution O +procedure O +. O + +For O +both O +experiments O +the O +drug O +intake O +led O +to O +significant O +increases O +in O +PRL O +secretion O +, O +acting O +preferentially O +on O +tonic O +secretion O +as O +pulse O +amplitude O +and O +frequency O +did O +not O +differ O +significantly O +from O +corresponding O +control O +values O +. O + +During O +the O +night O +clomipramine B-Chemical +ingestion O +altered O +the O +complete O +sleep O +architecture O +in O +that O +it O +suppressed O +REM O +sleep O +and O +the O +sleep O +cycles O +and O +induced O +increased O +wakefulness O +. O + +As O +the O +relative O +increase O +in O +PRL O +secretion O +expressed O +as O +a O +percentage O +of O +the O +mean O +did O +not O +significantly O +differ O +between O +the O +night O +and O +day O +time O +studies O +( O +46 O ++ O +/ O +- O +19 O +% O +vs O +34 O ++ O +/ O +- O +10 O +% O +) O +, O +it O +can O +be O +concluded O +that O +the O +observed O +sleep B-Disease +disturbance I-Disease +did O +not O +interfere O +with O +the O +drug O +action O +per O +se O +. O + +The O +presence O +of O +REM O +sleep O +was O +shown O +not O +to O +be O +a O +determining O +factor O +either O +for O +secretory O +pulse O +amplitude O +and O +frequency O +, O +as O +, O +for O +both O +, O +mean O +nocturnal O +values O +were O +similar O +with O +and O +without O +prior O +clomipramine B-Chemical +ingestion O +. O + +Survey O +of O +complications O +of O +indocyanine B-Chemical +green I-Chemical +angiography O +in O +Japan O +. O + +PURPOSE O +: O +We O +evaluated O +the O +safety O +of O +indocyanine B-Chemical +green I-Chemical +for O +use O +in O +fundus O +angiography O +. O + +METHODS O +: O +We O +sent O +a O +questionnaire O +concerning O +complications O +of O +indocyanine B-Chemical +green I-Chemical +to O +32 O +institutions O +in O +Japan O +, O +which O +were O +selected O +on O +the O +basis O +of O +the O +client O +list O +from O +the O +Topcon O +Company O +, O +which O +manufactures O +the O +indocyanine B-Chemical +green I-Chemical +fundus O +camera O +. O + +RESULTS O +: O +Ophthalmologists O +at O +15 O +institutions O +responded O +, O +reporting O +a O +total O +of O +3 O +, O +774 O +indocyanine B-Chemical +green I-Chemical +angiograms O +performed O +on O +2 O +, O +820 O +patients O +between O +June O +1984 O +and O +September O +1992 O +. O + +Before O +angiography O +, O +intradermal O +or O +intravenous O +indocyanine B-Chemical +green I-Chemical +testing O +, O +or O +both O +was O +performed O +at O +13 O +of O +15 O +institutions O +. O + +For O +three O +patients O +, O +the O +decision O +was O +made O +not O +to O +proceed O +with O +angiography O +after O +positive O +preangiographic O +testing O +. O + +The O +dosage O +of O +indocyanine B-Chemical +green I-Chemical +used O +for O +angiography O +varied O +from O +25 O +to O +75 O +mg O +, O +depending O +upon O +the O +institution O +. O + +There O +were O +13 O +cases O +of O +adverse O +reactions O +( O +0 O +. O +34 O +% O +) O +, O +ten O +of O +which O +were O +mild O +reactions O +such O +as O +nausea B-Disease +, O +exanthema B-Disease +, O +urtication B-Disease +, O +itchiness B-Disease +, O +and O +urgency O +to O +defecate O +, O +and O +did O +not O +require O +treatment O +. O + +Also O +recorded O +were O +one O +case O +of O +pain B-Disease +of O +the O +vein O +, O +which O +required O +treatment O +, O +and O +two O +cases O +of O +hypotension B-Disease +. O + +The O +two O +hypotensive B-Disease +patients O +required O +treatment O +for O +shock B-Disease +. O + +CONCLUSIONS O +: O +A O +comparison O +of O +frequency O +of O +adverse O +reactions O +to O +indocyanine B-Chemical +green I-Chemical +with O +the O +previously O +reported O +frequency O +of O +such O +reactions O +to O +fluorescein B-Chemical +sodium I-Chemical +indicated O +that O +indocyanine B-Chemical +green I-Chemical +is O +a O +safe O +as O +fluorescein B-Chemical +for O +use O +in O +angiography O +. O + +Angioedema B-Disease +following O +the O +intravenous O +administration O +of O +metoprolol B-Chemical +. O + +A O +72 O +- O +year O +- O +old O +woman O +was O +admitted O +to O +the O +hospital O +with O +" O +flash O +" O +pulmonary B-Disease +edema I-Disease +, O +preceded O +by O +chest B-Disease +pain I-Disease +, O +requiring O +intubation O +. O + +Her O +medical O +history O +included O +coronary B-Disease +artery I-Disease +disease I-Disease +with O +previous O +myocardial B-Disease +infarctions I-Disease +, O +hypertension B-Disease +, O +and O +diabetes B-Disease +mellitus I-Disease +. O + +A O +history O +of O +angioedema B-Disease +secondary O +to O +lisinopril B-Chemical +therapy O +was O +elicited O +. O + +Current O +medications O +did O +not O +include O +angiotensin B-Chemical +- O +converting O +enzyme O +inhibitors O +or O +beta O +- O +blockers O +. O + +She O +had O +no O +previous O +beta O +- O +blocking O +drug O +exposure O +. O + +During O +the O +first O +day O +of O +hospitalization O +( O +while O +intubated O +) O +, O +intravenous O +metoprolol B-Chemical +was O +given O +, O +resulting O +in O +severe O +angioedema B-Disease +. O + +The O +angioedema B-Disease +resolved O +after O +therapy O +with O +intravenous O +steroids B-Chemical +and O +diphenhydramine B-Chemical +hydrochloride O +. O + +Effect O +of O +coniine B-Chemical +on O +the O +developing O +chick O +embryo O +. O + +Coniine B-Chemical +, O +an O +alkaloid O +from O +Conium O +maculatum O +( O +poison O +hemlock O +) O +, O +has O +been O +shown O +to O +be O +teratogenic O +in O +livestock O +. O + +The O +major O +teratogenic O +outcome O +is O +arthrogryposis B-Disease +, O +presumably O +due O +to O +nicotinic O +receptor O +blockade O +. O + +However O +, O +coniine B-Chemical +has O +failed O +to O +produce O +arthrogryposis B-Disease +in O +rats O +or O +mice O +and O +is O +only O +weakly O +teratogenic O +in O +rabbits O +. O + +The O +purpose O +of O +this O +study O +was O +to O +evaluate O +and O +compare O +the O +effects O +of O +coniine B-Chemical +and O +nicotine B-Chemical +in O +the O +developing O +chick O +. O + +Concentrations O +of O +coniine B-Chemical +and O +nicotine B-Chemical +sulfate O +were O +0 O +. O +015 O +% O +, O +0 O +. O +03 O +% O +, O +0 O +. O +075 O +% O +, O +0 O +. O +15 O +% O +, O +0 O +. O +75 O +% O +, O +1 O +. O +5 O +% O +, O +3 O +% O +, O +and O +6 O +% O +and O +1 O +% O +, O +5 O +% O +, O +and O +10 O +% O +, O +respectively O +. O + +Both O +compounds O +caused O +deformations B-Disease +and O +lethality O +in O +a O +dose O +- O +dependent O +manner O +. O + +All O +concentrations O +of O +nicotine B-Chemical +sulfate O +caused O +some O +lethality O +but O +a O +no O +effect O +level O +for O +coniine B-Chemical +lethality O +was O +0 O +. O +75 O +% O +. O + +The O +deformations B-Disease +caused O +by O +both O +coniine B-Chemical +and O +nicotine B-Chemical +sulfate O +were O +excessive B-Disease +flexion I-Disease +or I-Disease +extension I-Disease +of I-Disease +one I-Disease +or I-Disease +more I-Disease +toes I-Disease +. O + +No O +histopathological O +alterations O +or O +differences O +in O +bone O +formation O +were O +seen O +in O +the O +limbs O +or O +toes O +of O +any O +chicks O +from O +any O +group O +; O +however O +, O +extensive O +cranial B-Disease +hemorrhage I-Disease +occurred O +in O +all O +nicotine B-Chemical +sulfate O +- O +treated O +chicks O +. O + +There O +was O +a O +statistically O +significant O +( O +P O +< O +or O += O +0 O +. O +01 O +) O +decrease O +in O +movement O +in O +coniine B-Chemical +and O +nicotine B-Chemical +sulfate O +treated O +chicks O +as O +determined O +by O +ultrasound O +. O + +Control O +chicks O +were O +in O +motion O +an O +average O +of O +33 O +. O +67 O +% O +of O +the O +time O +, O +while O +coniine B-Chemical +- O +treated O +chicks O +were O +only O +moving O +8 O +. O +95 O +% O +of O +a O +5 O +- O +min O +interval O +, O +and O +no O +movement O +was O +observed O +for O +nicotine B-Chemical +sulfate O +treated O +chicks O +. O + +In O +summary O +, O +the O +chick O +embryo O +provides O +a O +reliable O +and O +simple O +experimental O +animal O +model O +of O +coniine B-Chemical +- O +induced O +arthrogryposis B-Disease +. O + +Data O +from O +this O +model O +support O +a O +mechanism O +involving O +nicotinic O +receptor O +blockade O +with O +subsequent O +decreased O +fetal O +movement O +. O + +Immediate O +allergic B-Disease +reactions I-Disease +to O +amoxicillin B-Chemical +. O + +A O +large O +group O +of O +patients O +with O +suspected O +allergic B-Disease +reactions I-Disease +to O +beta B-Chemical +- I-Chemical +lactam I-Chemical +antibiotics O +was O +evaluated O +. O + +A O +detailed O +clinical O +history O +, O +together O +with O +skin O +tests O +, O +RAST O +( O +radioallergosorbent O +test O +) O +, O +and O +controlled O +challenge O +tests O +, O +was O +used O +to O +establish O +whether O +patients O +allergic B-Disease +to O +beta B-Chemical +- I-Chemical +lactam I-Chemical +antibiotics O +had O +selective O +immediate O +allergic B-Disease +responses O +to O +amoxicillin B-Chemical +( O +AX B-Chemical +) O +or O +were O +cross O +- O +reacting O +with O +other O +penicillin B-Chemical +derivatives O +. O + +Skin O +tests O +were O +performed O +with O +benzylpenicilloyl B-Chemical +- I-Chemical +poly I-Chemical +- I-Chemical +L I-Chemical +- I-Chemical +lysine I-Chemical +( O +BPO B-Chemical +- I-Chemical +PLL I-Chemical +) O +, O +benzylpenicilloate B-Chemical +, O +benzylpenicillin B-Chemical +( O +PG B-Chemical +) O +, O +ampicillin B-Chemical +( O +AMP B-Chemical +) O +, O +and O +AX B-Chemical +. O + +RAST O +for O +BPO B-Chemical +- I-Chemical +PLL I-Chemical +and O +AX B-Chemical +- O +PLL O +was O +done O +. O + +When O +both O +skin O +test O +and O +RAST O +for O +BPO B-Chemical +were O +negative O +, O +single O +- O +blind O +, O +placebo O +- O +controlled O +challenge O +tests O +were O +done O +to O +ensure O +tolerance O +of O +PG B-Chemical +or O +sensitivity O +to O +AX B-Chemical +. O + +A O +total O +of O +177 O +patients O +were O +diagnosed O +as O +allergic B-Disease +to O +beta B-Chemical +- I-Chemical +lactam I-Chemical +antibiotics O +. O + +We O +selected O +the O +54 O +( O +30 O +. O +5 O +% O +) O +cases O +of O +immediate O +AX B-Chemical +allergy B-Disease +with O +good O +tolerance O +of O +PG B-Chemical +. O + +Anaphylaxis B-Disease +was O +seen O +in O +37 O +patients O +( O +69 O +% O +) O +, O +the O +other O +17 O +( O +31 O +% O +) O +having O +urticaria B-Disease +and O +/ O +or O +angioedema B-Disease +. O + +All O +the O +patients O +were O +skin O +test O +negative O +to O +BPO B-Chemical +; O +49 O +of O +51 O +( O +96 O +% O +) O +were O +also O +negative O +to O +MDM B-Disease +, O +and O +44 O +of O +46 O +( O +96 O +% O +) O +to O +PG B-Chemical +. O + +Skin O +tests O +with O +AX B-Chemical +were O +positive O +in O +34 O +( O +63 O +% O +) O +patients O +. O + +RAST O +was O +positive O +for O +AX B-Chemical +in O +22 O +patients O +( O +41 O +% O +) O +and O +to O +BPO B-Chemical +in O +just O +5 O +( O +9 O +% O +) O +. O + +None O +of O +the O +sera O +with O +negative O +RAST O +for O +AX B-Chemical +were O +positive O +to O +BPO B-Chemical +. O + +Challenge O +tests O +with O +AX B-Chemical +were O +performed O +in O +23 O +subjects O +( O +43 O +% O +) O +to O +establish O +the O +diagnosis O +of O +immediate O +allergic B-Disease +reaction I-Disease +to O +AX B-Chemical +, O +and O +in O +15 O +cases O +( O +28 O +% O +) O +both O +skin O +test O +and O +RAST O +for O +AX B-Chemical +were O +negative O +. O + +PG B-Chemical +was O +well O +tolerated O +by O +all O +54 O +patients O +. O + +We O +describe O +the O +largest O +group O +of O +AX B-Chemical +- O +allergic B-Disease +patients O +who O +have O +tolerated O +PG B-Chemical +reported O +so O +far O +. O + +Diagnosis O +of O +these O +patients O +can O +be O +achieved O +only O +if O +specific O +AX B-Chemical +- O +related O +reagents O +are O +employed O +. O + +Further O +studies O +are O +necessary O +to O +determine O +the O +exact O +extent O +of O +this O +problem O +and O +to O +improve O +the O +efficacy O +of O +diagnostic O +methods O +. O + +Reversal O +by O +phenylephrine B-Chemical +of O +the O +beneficial O +effects O +of O +intravenous O +nitroglycerin B-Chemical +in O +patients O +with O +acute B-Disease +myocardial I-Disease +infarction I-Disease +. O + +Nitroglycerin B-Chemical +has O +been O +shown O +to O +reduce O +ST O +- O +segment O +elevation O +during O +acute B-Disease +myocardial I-Disease +infarction I-Disease +, O +an O +effect O +potentiated O +in O +the O +dog O +by O +agents O +that O +reverse O +nitroglycerin B-Chemical +- O +induced O +hypotension B-Disease +. O + +Our O +study O +was O +designed O +to O +determine O +the O +effects O +of O +combined O +nitroglycerin B-Chemical +and O +phenylephrine B-Chemical +therapy O +. O + +Ten O +patients O +with O +acute O +transmural O +myocardial B-Disease +infarctions I-Disease +received O +intravenous O +nitroglycerin B-Chemical +, O +sufficient O +to O +reduce O +mean O +arterial O +pressure O +from O +107 O ++ O +/ O +- O +6 O +to O +85 O ++ O +/ O +- O +6 O +mm O +Hg O +( O +P O +less O +than O +0 O +. O +001 O +) O +, O +for O +60 O +minutes O +. O + +Left O +ventricular O +filling O +pressure O +decreased O +from O +19 O ++ O +/ O +- O +2 O +to O +11 O ++ O +/ O +- O +2 O +mm O +Hg O +( O +P O +less O +than O +0 O +. O +001 O +) O +. O + +SigmaST O +, O +the O +sum O +of O +ST O +- O +segment O +elevations O +in O +16 O +precordial O +leads O +, O +decreased O +( O +P O +less O +than O +0 O +. O +02 O +) O +with O +intravenous O +nitroglycerin B-Chemical +. O + +Subsequent O +addition O +of O +phenylephrine B-Chemical +infusion O +, O +sufficient O +to O +re O +- O +elevate O +mean O +arterial O +pressure O +to O +106 O ++ O +/ O +- O +4 O +mm O +Hg O +( O +P O +less O +than O +0 O +. O +001 O +) O +for O +30 O +minutes O +, O +increased O +left O +ventricular O +filling O +pressure O +to O +17 O ++ O +/ O +- O +2 O +mm O +Hg O +( O +P O +less O +than O +0 O +. O +05 O +) O +and O +also O +significantly O +increased O +sigmaST O +( O +P O +less O +than O +0 O +. O +05 O +) O +. O + +Our O +results O +suggest O +that O +addition O +of O +phenylephrine B-Chemical +to O +nitroglycerin B-Chemical +is O +not O +beneficial O +in O +the O +treatment O +of O +patients O +with O +acute B-Disease +myocardial I-Disease +infarction I-Disease +. O + +Acetazolamide B-Chemical +- O +induced O +nephrolithiasis B-Disease +: O +implications O +for O +treatment O +of O +neuromuscular B-Disease +disorders I-Disease +. O + +Carbonic O +anhydrase O +inhibitors O +can O +cause O +nephrolithiasis B-Disease +. O + +We O +studied O +20 O +patients O +receiving O +long O +- O +term O +carbonic O +anhydrase O +inhibitor O +treatment O +for O +periodic O +paralysis B-Disease +and O +myotonia B-Disease +. O + +Three O +patients O +on O +acetazolamide B-Chemical +( O +15 O +% O +) O +developed O +renal B-Disease +calculi I-Disease +. O + +Extracorporeal O +lithotripsy O +successfully O +removed O +a O +renal B-Disease +calculus I-Disease +in O +one O +patient O +and O +surgery O +removed O +a O +staghorn O +calculus B-Disease +in O +another O +, O +permitting O +continued O +treatment O +. O + +Renal O +function O +remained O +normal O +in O +all O +patients O +. O + +Nephrolithiasis B-Disease +is O +a O +complication O +of O +acetazolamide B-Chemical +but O +does O +not O +preclude O +its O +use O +. O + +Effects O +of O +calcium B-Chemical +channel O +blockers O +on O +bupivacaine B-Chemical +- O +induced O +toxicity B-Disease +. O + +The O +purpose O +of O +this O +study O +was O +to O +investigate O +the O +influence O +of O +calcium B-Chemical +channel O +blockers O +on O +bupivacaine B-Chemical +- O +induced O +acute O +toxicity B-Disease +. O + +For O +each O +of O +the O +three O +tested O +calcium B-Chemical +channel O +blockers O +( O +diltiazem B-Chemical +, O +verapamil B-Chemical +and O +bepridil B-Chemical +) O +6 O +groups O +of O +mice O +were O +treated O +by O +two O +different O +doses O +, O +i O +. O +e O +. O +2 O +and O +10 O +mg O +/ O +kg O +/ O +i O +. O +p O +. O +, O +or O +an O +equal O +volume O +of O +saline O +for O +the O +control O +group O +( O +n O += O +20 O +) O +; O +15 O +minutes O +later O +, O +all O +the O +animals O +were O +injected O +with O +a O +single O +50 O +mg O +/ O +kg O +/ O +i O +. O +p O +. O +dose O +of O +bupivacaine B-Chemical +. O + +The O +convulsant O +activity O +, O +the O +time O +of O +latency O +to O +convulse O +and O +the O +mortality O +rate O +were O +assessed O +in O +each O +group O +. O + +The O +local O +anesthetic O +- O +induced O +mortality O +was O +significantly O +increased O +by O +the O +three O +different O +calcium B-Chemical +channel O +blockers O +. O + +The O +convulsant O +activity O +of O +bupivacaine B-Chemical +was O +not O +significantly O +modified O +but O +calcium B-Chemical +channel O +blockers O +decreased O +the O +time O +of O +latency O +to O +obtain O +bupivacaine B-Chemical +- O +induced O +convulsions B-Disease +; O +this O +effect O +was O +less O +pronounced O +with O +bepridil B-Chemical +. O + +Epidural O +blood O +flow O +during O +prostaglandin B-Chemical +E1 I-Chemical +or O +trimethaphan B-Chemical +induced O +hypotension B-Disease +. O + +To O +evaluate O +the O +effect O +of O +prostaglandin B-Chemical +E1 I-Chemical +( O +PGE1 B-Chemical +) O +or O +trimethaphan B-Chemical +( O +TMP B-Chemical +) O +induced O +hypotension B-Disease +on O +epidural O +blood O +flow O +( O +EBF O +) O +during O +spinal O +surgery O +, O +EBF O +was O +measured O +using O +the O +heat O +clearance O +method O +in O +30 O +patients O +who O +underwent O +postero O +- O +lateral O +interbody O +fusion O +under O +isoflurane B-Chemical +anaesthesia O +. O + +An O +initial O +dose O +of O +0 O +. O +1 O +microgram O +. O +kg O +- O +1 O +. O +min O +- O +1 O +of O +PGE1 B-Chemical +( O +15 O +patients O +) O +, O +or O +10 O +micrograms O +. O +kg O +- O +1 O +. O +min O +- O +1 O +of O +TMP B-Chemical +( O +15 O +patients O +) O +was O +administered O +intravenously O +after O +the O +dural O +opening O +and O +the O +dose O +was O +adjusted O +to O +maintain O +the O +mean O +arterial O +blood O +pressure O +( O +MAP O +) O +at O +about O +60 O +mmHg O +. O + +The O +hypotensive B-Disease +drug O +was O +discontinued O +at O +the O +completion O +of O +the O +operative O +procedure O +. O + +After O +starting O +PGE1 B-Chemical +or O +TMP B-Chemical +, O +MAP O +and O +rate O +pressure O +product O +( O +RPP O +) O +decreased O +significantly O +compared O +with O +preinfusion O +values O +( O +P O +< O +0 O +. O +01 O +) O +, O +and O +the O +degree O +of O +hypotension B-Disease +due O +to O +PGE1 B-Chemical +remained O +constant O +until O +60 O +min O +after O +its O +discontinuation O +. O + +Heart O +rate O +( O +HR O +) O +did O +not O +change O +in O +either O +group O +. O + +EBFF O +did O +not O +change O +during O +PGE1 B-Chemical +infusion O +whereas O +in O +the O +TMP B-Chemical +group O +, O +EBF O +decreased O +significantly O +at O +30 O +and O +60 O +min O +after O +the O +start O +of O +TMP B-Chemical +( O +preinfusion O +: O +45 O +. O +9 O ++ O +/ O +- O +13 O +. O +9 O +ml O +/ O +100g O +/ O +min O +. O +30 O +min O +: O +32 O +. O +3 O ++ O +/ O +- O +9 O +. O +9 O +ml O +/ O +100 O +g O +/ O +min O +( O +P O +< O +0 O +. O +05 O +) O +. O +60 O +min O +: O +30 O ++ O +/ O +- O +7 O +. O +5 O +ml O +/ O +100 O +g O +/ O +min O +( O +P O +< O +0 O +. O +05 O +) O +) O +. O + +These O +results O +suggest O +that O +PGE1 B-Chemical +may O +be O +preferable O +to O +TMP B-Chemical +for O +hypotensive B-Disease +anaesthesia O +in O +spinal O +surgery O +because O +TMP B-Chemical +decreased O +EBF O +. O + +Dup B-Chemical +753 I-Chemical +prevents O +the O +development O +of O +puromycin B-Chemical +aminonucleoside I-Chemical +- O +induced O +nephrosis B-Disease +. O + +The O +appearance O +of O +nephrotic B-Disease +syndromes I-Disease +such O +as O +proteinuria B-Disease +, O +hypoalbuminemia B-Disease +, O +hypercholesterolemia B-Disease +and O +increase O +in O +blood B-Chemical +nitrogen I-Chemical +urea I-Chemical +, O +induced O +in O +rats O +by O +injection O +of O +puromycin B-Chemical +aminonucleoside I-Chemical +was O +markedly O +inhibited O +by O +oral O +administration O +of O +Dup B-Chemical +753 I-Chemical +( O +losartan B-Chemical +) O +, O +a O +novel O +angiotensin B-Chemical +II I-Chemical +receptor O +antagonist O +, O +at O +a O +dose O +of O +1 O +or O +2 O +mg O +/ O +kg O +per O +day O +. O + +The O +results O +suggest O +a O +possible O +involvement O +of O +the O +renin O +- O +angiotensin B-Chemical +system O +in O +the O +development O +of O +puromycin B-Chemical +aminonucleoside I-Chemical +- O +induced O +nephrosis B-Disease +. O + +Neuroplasticity O +of O +the O +adult O +primate O +auditory O +cortex O +following O +cochlear O +hearing B-Disease +loss I-Disease +. O + +Tonotopic O +organization O +is O +an O +essential O +feature O +of O +the O +primary O +auditory O +area O +( O +A1 O +) O +of O +primate O +cortex O +. O + +In O +A1 O +of O +macaque O +monkeys O +, O +low O +frequencies O +are O +represented O +rostrolaterally O +and O +high O +frequencies O +are O +represented O +caudomedially O +. O + +The O +purpose O +of O +this O +study O +was O +to O +determine O +if O +changes O +occur O +in O +this O +tonotopic O +organization O +following O +cochlear O +hearing B-Disease +loss I-Disease +. O + +Under O +anesthesia O +, O +the O +superior O +temporal O +gyrus O +of O +adult O +macaque O +monkeys O +was O +exposed O +, O +and O +the O +tonotopic O +organization O +of O +A1 O +was O +mapped O +using O +conventional O +microelectrode O +recording O +techniques O +. O + +Following O +recovery O +, O +the O +monkeys O +were O +selectively O +deafened O +for O +high O +frequencies O +using O +kanamycin B-Chemical +and O +furosemide B-Chemical +. O + +The O +actual O +frequencies O +deafened O +were O +determined O +by O +the O +loss O +of O +tone O +- O +burst O +elicited O +auditory O +brainstem O +responses O +. O + +Three O +months O +after O +deafening O +, O +A1 O +was O +remapped O +. O + +Postmortem O +cytoarchitectural O +features O +identifying O +A1 O +were O +correlated O +with O +the O +electrophysiologic O +data O +. O + +The O +results O +indicate O +that O +the O +deprived O +area O +of O +A1 O +undergoes O +extensive O +reorganization O +and O +becomes O +responsive O +to O +intact O +cochlear O +frequencies O +. O + +The O +region O +of O +cortex O +that O +represents O +the O +low O +frequencies O +was O +not O +obviously O +affected O +by O +the O +cochlear O +hearing B-Disease +loss I-Disease +. O + +Sodium B-Chemical +bicarbonate I-Chemical +alleviates O +penile B-Disease +pain I-Disease +induced O +by O +intracavernous O +injections O +for O +erectile B-Disease +dysfunction I-Disease +. O + +In O +an O +attempt O +to O +determine O +whether O +penile B-Disease +pain I-Disease +associated O +with O +intracorporeal O +injections O +could O +be O +due O +to O +the O +acidity O +of O +the O +medication O +, O +we O +performed O +a O +randomized O +study O +comparing O +the O +incidence O +of O +penile B-Disease +pain I-Disease +following O +intracorporeal O +injections O +with O +or O +without O +the O +addition O +of O +sodium B-Chemical +bicarbonate I-Chemical +to O +the O +intracorporeal O +medications O +. O + +A O +total O +of O +38 O +consecutive O +patients O +who O +presented O +to O +our O +clinic O +with O +impotence B-Disease +received O +0 O +. O +2 O +ml O +. O +of O +a O +combination O +of O +3 O +drugs O +: O +6 O +mg O +. O +papaverine B-Chemical +, O +100 O +micrograms O +. O +phentolamine B-Chemical +and O +10 O +micrograms O +. O +prostaglandin B-Chemical +E1 I-Chemical +with O +( O +pH O +7 O +. O +05 O +) O +or O +without O +( O +pH O +4 O +. O +17 O +) O +the O +addition O +of O +sodium B-Chemical +bicarbonate I-Chemical +( O +0 O +. O +03 O +mEq O +. O +) O +. O + +Of O +the O +19 O +patients O +without O +sodium B-Chemical +bicarbonate I-Chemical +added O +to O +the O +medication O +11 O +( O +58 O +% O +) O +complained O +of O +penile B-Disease +pain I-Disease +due O +to O +the O +medication O +, O +while O +only O +1 O +of O +the O +19 O +men O +( O +5 O +% O +) O +who O +received O +sodium B-Chemical +bicarbonate I-Chemical +complained O +of O +penile B-Disease +pain I-Disease +. O + +From O +these O +data O +we O +conclude O +that O +the O +penile B-Disease +pain I-Disease +following O +intracorporeal O +injections O +is O +most O +likely O +due O +to O +the O +acidity O +of O +the O +medication O +, O +which O +can O +be O +overcome O +by O +elevating O +the O +pH O +to O +a O +neutral O +level O +. O + +The O +use O +and O +toxicity B-Disease +of O +didanosine B-Chemical +( O +ddI B-Chemical +) O +in O +HIV B-Disease +antibody I-Disease +- I-Disease +positive I-Disease +individuals O +intolerant O +to O +zidovudine B-Chemical +( O +AZT B-Chemical +) O + +One O +hundred O +and O +fifty O +- O +one O +patients O +intolerant O +to O +zidovudine B-Chemical +( O +AZT B-Chemical +) O +received O +didanosine B-Chemical +( O +ddI B-Chemical +) O +to O +a O +maximum O +dose O +of O +12 O +. O +5 O +mg O +/ O +kg O +/ O +day O +. O + +Patient O +response O +was O +assessed O +using O +changes O +in O +CD4 O ++ O +lymphocyte O +subset O +count O +, O +HIV O +p24 O +antigen O +, O +weight O +, O +and O +quality O +of O +life O +. O + +Seventy O +patients O +developed O +major O +opportunistic B-Disease +infections I-Disease +whilst O +on O +therapy O +; O +this O +was O +the O +first O +AIDS B-Disease +diagnosis O +in O +17 O +. O + +Only O +minor O +changes O +in O +CD4 O ++ O +lymphocyte O +subset O +count O +were O +observed O +in O +AIDS B-Disease +patients O +, O +although O +a O +more O +significant O +rise O +occurred O +in O +those O +with O +earlier O +stages O +of O +disease O +. O + +Of O +those O +positive O +for O +p24 O +antigen O +at O +the O +commencement O +of O +the O +study O +67 O +% O +showed O +a O +positive O +response O +, O +and O +this O +was O +most O +likely O +in O +those O +with O +CD4 O ++ O +lymphocyte O +subset O +counts O +above O +100 O +mm3 O +. O + +A O +positive O +weight O +response O +was O +seen O +in O +16 O +% O +of O +patients O +. O + +Most O +patients O +showed O +improvement O +in O +individual O +parameters O +and O +global O +score O +of O +quality O +of O +life O +. O + +Adverse O +reactions O +possibly O +attributable O +to O +didanosine B-Chemical +were O +common O +. O + +The O +most O +common O +side O +- O +effect O +was O +diarrhoea B-Disease +, O +which O +resulted O +in O +cessation O +of O +therapy O +in O +19 O +individuals O +. O + +Peripheral B-Disease +neuropathy I-Disease +occurred O +in O +12 O +patients O +and O +pancreatitis B-Disease +in O +six O +. O + +Thirteen O +patients O +developed O +a O +raised O +serum O +amylase O +without O +abdominal B-Disease +pain I-Disease +. O + +Seven O +patients O +developed O +glucose B-Disease +tolerance I-Disease +curves I-Disease +characteristic O +of O +diabetes B-Disease +but O +these O +were O +mild O +, O +did O +not O +require O +treatment O +and O +returned O +to O +normal O +on O +ceasing O +didanosine B-Chemical +. O + +Immunohistochemical O +studies O +with O +antibodies O +to O +neurofilament O +proteins O +on O +axonal B-Disease +damage I-Disease +in O +experimental O +focal O +lesions O +in O +rat O +. O + +Immunohistochemistry O +with O +monoclonal O +antibodies O +against O +neurofilament O +( O +NF O +) O +proteins O +of O +middle O +and O +high O +molecular O +weight O +class O +, O +NF O +- O +M O +and O +NF O +- O +H O +, O +was O +used O +to O +study O +axonal B-Disease +injury I-Disease +in O +the O +borderzone O +of O +focal O +lesions O +in O +rats O +. O + +Focal O +injury B-Disease +in I-Disease +the I-Disease +cortex I-Disease +was O +produced O +by O +infusion O +of O +lactate B-Chemical +at O +acid O +pH O +or O +by O +stab O +caused O +by O +needle O +insertion O +. O + +Infarcts B-Disease +in I-Disease +substantia I-Disease +nigra I-Disease +pars I-Disease +reticulata I-Disease +were O +evoked O +by O +prolonged O +pilocarpine B-Chemical +- O +induced O +status B-Disease +epilepticus I-Disease +. O + +Immunohistochemical O +staining O +for O +NFs O +showed O +characteristic O +terminal O +clubs O +of O +axons O +in O +the O +borderzone O +of O +lesions O +. O + +Differences O +in O +the O +labelling O +pattern O +occurred O +with O +different O +antibodies O +which O +apparently O +depended O +on O +molecular O +weight O +class O +of O +NFs O +and O +phosphorylation O +state O +. O + +These O +immunohistochemical O +changes O +of O +NFs O +can O +serve O +as O +a O +marker O +for O +axonal B-Disease +damage I-Disease +in O +various O +experimental O +traumatic B-Disease +or O +ischemic O +lesions O +. O + +Pharmacokinetic O +and O +clinical O +studies O +in O +patients O +with O +cimetidine B-Chemical +- O +associated O +mental O +confusion B-Disease +. O + +15 O +cases O +of O +cimetidine B-Chemical +- O +associated O +mental O +confusion B-Disease +have O +been O +reported O +. O + +In O +order O +that O +this O +syndrome O +might O +be O +investigated O +changes O +in O +mental O +status O +( O +M O +. O +S O +. O +) O +were O +correlated O +with O +serum O +concentrations O +and O +renal O +and O +hepatic O +function O +in O +36 O +patients O +, O +30 O +patients O +had O +no O +M O +. O +S O +. O +change O +on O +cimetidine B-Chemical +and O +6 O +had O +moderate O +to O +severe O +changes O +. O + +These O +6 O +patients O +had O +both O +renal B-Disease +and I-Disease +liver I-Disease +dysfunction I-Disease +( O +P O +less O +than O +0 O +. O +05 O +) O +, O +as O +well O +as O +cimetidine B-Chemical +trough O +- O +concentrations O +of O +more O +than O +1 O +. O +25 O +microgram O +/ O +ml O +( O +P O +less O +than O +0 O +. O +05 O +) O +. O + +The O +severity O +of O +M O +. O +S O +. O +changes O +increased O +as O +trough O +- O +concentrations O +rose O +, O +5 O +patients O +had O +lumbar O +puncture O +. O + +The O +cerebrospinal O +fluid O +: O +serum O +ratio O +of O +cimetidine B-Chemical +concentrations O +was O +0 O +. O +24 O +: O +1 O +and O +indicates O +that O +cimetidine B-Chemical +passes O +the O +blood O +- O +brain O +barrier O +; O +it O +also O +raises O +the O +possibility O +that O +M O +. O +S O +. O +changes O +are O +due O +to O +blockade O +of O +histamine B-Chemical +H2 O +- O +receptors O +in O +the O +central O +nervous O +system O +. O + +Patients O +likely O +to O +have O +both O +raised O +trough O +- O +concentrations O +and O +mental O +confusion B-Disease +are O +those O +with O +both O +severe O +renal B-Disease +and I-Disease +hepatic I-Disease +dysfunction I-Disease +. O + +They O +should O +be O +closely O +observed O +and O +should O +be O +given O +reduced O +doses O +of O +cimetidine B-Chemical +. O + +Prospective O +study O +of O +the O +long O +- O +term O +effects O +of O +somatostatin O +analog O +( O +octreotide B-Chemical +) O +on O +gallbladder O +function O +and O +gallstone B-Disease +formation O +in O +Chinese O +acromegalic B-Disease +patients O +. O + +This O +article O +reports O +the O +changes O +in O +gallbladder O +function O +examined O +by O +ultrasonography O +in O +20 O +Chinese O +patients O +with O +active O +acromegaly B-Disease +treated O +with O +sc O +injection O +of O +the O +somatostatin O +analog O +octreotide B-Chemical +in O +dosages O +of O +300 O +- O +1500 O +micrograms O +/ O +day O +for O +a O +mean O +of O +24 O +. O +2 O ++ O +/ O +- O +13 O +. O +9 O +months O +. O + +During O +treatment O +with O +octreotide B-Chemical +, O +17 O +patients O +developed O +sludge O +, O +10 O +had O +gallstones B-Disease +, O +and O +1 O +developed O +acute B-Disease +cholecystitis I-Disease +requiring O +surgery O +. O + +In O +all O +of O +7 O +patients O +examined O +acutely O +, O +gallbladder O +contractility O +was O +inhibited O +after O +a O +single O +100 O +- O +micrograms O +injection O +. O + +In O +8 O +patients O +followed O +for O +24 O +weeks O +, O +gallbladder O +contractility O +remained O +depressed B-Disease +throughout O +therapy O +. O + +After O +withdrawal O +of O +octreotide B-Chemical +in O +10 O +patients O +without O +gallstones B-Disease +, O +8 O +patients O +assessed O +had O +return O +of O +normal O +gallbladder O +contractility O +within O +1 O +month O +. O + +In O +8 O +of O +the O +remaining O +10 O +patients O +who O +developed O +gallstones B-Disease +during O +treatment O +, O +gallbladder O +contractility O +normalized O +in O +5 O +patients O +( O +3 O +of O +whom O +has O +disappearance O +of O +their O +stones O +within O +3 O +weeks O +) O +, O +and O +remained O +depressed B-Disease +in O +3 O +( O +2 O +of O +whom O +had O +stones O +present O +at O +6 O +months O +) O +. O + +Our O +results O +suggest O +that O +the O +suppression O +of O +gallbladder O +contractility O +is O +the O +cause O +of O +the O +successive O +formation O +of O +bile O +sludge O +, O +gallstones B-Disease +, O +and O +cholecystitis B-Disease +during O +octreotide B-Chemical +therapy O +in O +Chinese O +acromegalic B-Disease +patients O +. O + +It O +is O +therefore O +very O +important O +to O +follow O +the O +changes O +of O +gallbladder O +function O +during O +long O +- O +term O +octreotide B-Chemical +therapy O +of O +acromegalic B-Disease +patients O +. O + +Increase O +of O +Parkinson B-Disease +disability I-Disease +after O +fluoxetine B-Chemical +medication O +. O + +Depression B-Disease +is O +a O +major O +clinical O +feature O +of O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +. O + +We O +report O +the O +increased O +amount O +of O +motor B-Disease +disability I-Disease +in O +four O +patients O +with O +idiopathic B-Disease +Parkinson I-Disease +' I-Disease +s I-Disease +disease I-Disease +after O +exposure O +to O +the O +antidepressant B-Chemical +fluoxetine B-Chemical +. O + +The O +possibility O +of O +a O +clinically O +relevant O +dopamine B-Chemical +- O +antagonistic O +capacity O +of O +fluoxetine B-Chemical +in O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +patients O +must O +be O +considered O +. O + +Sinus B-Disease +arrest I-Disease +associated O +with O +continuous O +- O +infusion O +cimetidine B-Chemical +. O + +The O +administration O +of O +intermittent O +intravenous O +infusions O +of O +cimetidine B-Chemical +is O +infrequently O +associated O +with O +the O +development O +of O +bradyarrhythmias B-Disease +. O + +A O +40 O +- O +year O +- O +old O +man O +with O +leukemia B-Disease +and O +no O +history O +of O +cardiac B-Disease +disease I-Disease +developed O +recurrent O +, O +brief O +episodes O +of O +apparent O +sinus B-Disease +arrest I-Disease +while O +receiving O +continuous O +- O +infusion O +cimetidine B-Chemical +50 O +mg O +/ O +hour O +. O + +The O +arrhythmias B-Disease +were O +temporally O +related O +to O +cimetidine B-Chemical +administration O +, O +disappeared O +after O +dechallenge O +, O +and O +did O +not O +recur O +during O +ranitidine B-Chemical +treatment O +. O + +This O +is O +the O +first O +reported O +case O +of O +sinus B-Disease +arrest I-Disease +associated O +with O +continuous O +- O +infusion O +cimetidine B-Chemical +. O + +Phase O +II O +trial O +of O +vinorelbine B-Chemical +in O +metastatic O +squamous B-Disease +cell I-Disease +esophageal I-Disease +carcinoma I-Disease +. O + +European O +Organization O +for O +Research O +and O +Treatment O +of O +Cancer B-Disease +Gastrointestinal O +Treat O +Cancer B-Disease +Cooperative O +Group O +. O + +PURPOSE O +: O +To O +evaluate O +the O +response O +rate O +and O +toxic O +effects O +of O +vinorelbine B-Chemical +( O +VNB B-Chemical +) O +administered O +as O +a O +single O +agent O +in O +metastatic O +squamous B-Disease +cell I-Disease +esophageal I-Disease +carcinoma I-Disease +. O + +PATIENTS O +AND O +METHODS O +: O +Forty O +- O +six O +eligible O +patients O +with O +measurable O +lesions O +were O +included O +and O +were O +stratified O +according O +to O +previous O +chemotherapy O +. O + +Thirty O +patients O +without O +prior O +chemotherapy O +and O +16 O +pretreated O +with O +cisplatin B-Chemical +- O +based O +chemotherapy O +were O +assessable O +for O +toxicity B-Disease +and O +response O +. O + +VNB B-Chemical +was O +administered O +weekly O +as O +a O +25 O +- O +mg O +/ O +m2 O +short O +intravenous O +( O +i O +. O +v O +. O +) O +infusion O +. O + +RESULTS O +: O +Six O +of O +30 O +patients O +( O +20 O +% O +) O +without O +prior O +chemotherapy O +achieved O +a O +partial O +response O +( O +PR O +) O +( O +95 O +% O +confidence O +interval O +[ O +CI O +] O +, O +8 O +% O +to O +39 O +% O +) O +. O + +The O +median O +duration O +of O +response O +was O +21 O +weeks O +( O +range O +, O +17 O +to O +28 O +) O +. O + +One O +of O +16 O +patients O +( O +6 O +% O +) O +with O +prior O +chemotherapy O +had O +a O +complete O +response O +( O +CR O +) O +of O +31 O +weeks O +' O +duration O +( O +95 O +% O +CI O +, O +0 O +% O +to O +30 O +% O +) O +. O + +The O +overall O +response O +rate O +( O +World O +Health O +Organization O +[ O +WHO O +] O +criteria O +) O +was O +15 O +% O +( O +CR O +, O +2 O +% O +; O +PR O +13 O +% O +; O +95 O +% O +CI O +, O +6 O +% O +to O +29 O +% O +) O +. O + +The O +median O +dose O +- O +intensity O +( O +DI O +) O +was O +20 O +mg O +/ O +m2 O +/ O +wk O +. O + +VNB B-Chemical +was O +well O +tolerated O +and O +zero O +instances O +of O +WHO O +grade O +4 O +nonhematologic O +toxicity B-Disease +occurred O +. O + +At O +least O +one O +episode O +of O +grade O +3 O +or O +4 O +granulocytopenia B-Disease +was O +seen O +in O +59 O +% O +of O +patients O +. O + +A O +grade O +2 O +or O +3 O +infection B-Disease +occurred O +in O +16 O +% O +of O +patients O +, O +but O +no O +toxic O +deaths B-Disease +occurred O +. O + +Other O +side O +effects O +were O +rare O +, O +and O +peripheral B-Disease +neurotoxicity I-Disease +has O +been O +minor O +( O +26 O +% O +grade O +1 O +) O +. O + +CONCLUSION O +: O +These O +data O +indicate O +that O +VNB B-Chemical +is O +an O +active O +agent O +in O +metastatic O +esophageal B-Disease +squamous I-Disease +cell I-Disease +carcinoma I-Disease +. O + +Given O +its O +excellent O +tolerance O +profile O +and O +low O +toxicity B-Disease +, O +further O +evaluation O +of O +VNB B-Chemical +in O +combination O +therapy O +is O +warranted O +. O + +Evaluation O +of O +adverse O +reactions O +of O +aponidine B-Chemical +hydrochloride I-Chemical +ophthalmic O +solution O +. O + +We O +prospectively O +evaluated O +the O +adverse O +reactions O +of O +apraclonidine B-Chemical +in O +20 O +normal O +volunteers O +by O +instilling O +a O +single O +drop O +of O +1 O +% O +apraclonidine B-Chemical +in O +their O +right O +eyes O +. O + +Examinations O +, O +including O +blood O +pressure O +, O +pulse O +rate O +, O +conjunctiva O +and O +cornea O +, O +intraocular O +pressure O +( O +IOP O +) O +, O +pupil O +diameter O +, O +basal O +tear O +secretion O +and O +margin O +reflex O +distance O +of O +both O +upper O +and O +lower O +eyelids O +, O +were O +performed O +prior O +to O +entry O +and O +at O +1 O +, O +3 O +, O +5 O +and O +7 O +hours O +after O +instillation O +. O + +The O +ocular B-Disease +hypotensive I-Disease +effects O +were O +statistically O +significant O +for O +apraclonidine B-Chemical +- O +treated O +eyes O +throughout O +the O +study O +and O +also O +statistically O +significant O +for O +contralateral O +eyes O +from O +three O +hours O +after O +topical O +administration O +of O +1 O +% O +apraclonidine B-Chemical +. O + +Decreases B-Disease +in I-Disease +systolic I-Disease +blood I-Disease +pressure I-Disease +were O +statistically O +, O +but O +not O +clinically O +, O +significant O +. O + +No O +significant O +changes O +in O +diastolic O +blood O +pressure O +, O +pulse O +rate O +and O +basal O +tear O +secretion O +were O +noted O +. O + +Conjunctival B-Disease +blanching I-Disease +and O +mydriasis B-Disease +were O +commonly O +found O +. O + +Upper O +lid O +retraction O +was O +frequently O +noted O +. O + +While O +the O +elevations O +of O +the O +upper O +lid O +margin O +in O +most O +subjects O +were O +not O +more O +than O +2 O +mm O +and O +did O +not O +cause O +noticeable O +change O +in O +appearance O +, O +one O +subject O +suffered O +from O +mechanical O +entropion B-Disease +and O +marked O +corneal B-Disease +abrasion I-Disease +3 O +hours O +after O +instillation O +of O +the O +medication O +. O + +This O +may O +well O +be O +a O +particularly O +notable O +finding O +in O +Asian O +people O +. O + +Thiopentone B-Chemical +pretreatment O +for O +propofol B-Chemical +injection O +pain B-Disease +in O +ambulatory O +patients O +. O + +This O +study O +investigated O +propofol B-Chemical +injection O +pain B-Disease +in O +patients O +undergoing O +ambulatory O +anaesthesia O +. O + +In O +a O +randomized O +, O +double O +- O +blind O +trial O +, O +90 O +women O +were O +allocated O +to O +receive O +one O +of O +three O +treatments O +prior O +to O +induction O +of O +anaesthesia O +with O +propofol B-Chemical +. O + +Patients O +in O +Group O +C O +received O +2 O +ml O +normal O +saline O +, O +Group O +L O +, O +2 O +ml O +, O +lidocaine B-Chemical +2 O +% O +( O +40 O +mg O +) O +and O +Group O +T O +, O +2 O +ml O +thiopentone B-Chemical +2 O +. O +5 O +% O +( O +50 O +mg O +) O +. O + +Venous O +discomfort O +was O +assessed O +with O +a O +visual O +analogue O +scale O +( O +VAS O +) O +5 O +- O +15 O +sec O +after O +commencing O +propofol B-Chemical +administration O +using O +an O +infusion O +pump O +( O +rate O +1000 O +micrograms O +. O +kg O +- O +1 O +. O +min O +- O +1 O +) O +. O + +Loss B-Disease +of I-Disease +consciousness I-Disease +occurred O +in O +60 O +- O +90 O +sec O +. O + +Visual O +analogue O +scores O +( O +mean O ++ O +/ O +- O +SD O +) O +during O +induction O +were O +lower O +in O +Groups O +L O +( O +3 O +. O +3 O ++ O +/ O +- O +2 O +. O +5 O +) O +and O +T O +( O +4 O +. O +1 O ++ O +/ O +- O +2 O +. O +7 O +) O +than O +in O +Group O +C O +( O +5 O +. O +6 O ++ O +/ O +- O +2 O +. O +3 O +) O +; O +P O += O +0 O +. O +0031 O +. O + +The O +incidence O +of O +venous O +discomfort O +was O +lower O +in O +Group O +L O +( O +76 O +. O +6 O +% O +; O +P O +< O +0 O +. O +05 O +) O +than O +in O +Group O +C O +( O +100 O +% O +) O +but O +not O +different O +from O +Group O +T O +( O +90 O +% O +) O +. O + +The O +VAS O +scores O +for O +recall O +of O +pain B-Disease +in O +the O +recovery O +room O +were O +correlated O +with O +the O +VAS O +scores O +during O +induction O +( O +r O += O +0 O +. O +7045 O +; O +P O +< O +0 O +. O +0001 O +) O +. O + +Recovery O +room O +discharge O +times O +were O +similar O +: O +C O +( O +75 O +. O +9 O ++ O +/ O +- O +19 O +. O +4 O +min O +) O +; O +L O +73 O +. O +6 O ++ O +/ O +- O +21 O +. O +6 O +min O +) O +; O +T O +( O +77 O +. O +1 O ++ O +/ O +- O +18 O +. O +9 O +min O +) O +. O + +Assessing O +their O +overall O +satisfaction O +, O +89 O +. O +7 O +% O +would O +choose O +propofol B-Chemical +anaesthesia O +again O +. O + +We O +conclude O +that O +lidocaine B-Chemical +reduces O +the O +incidence O +and O +severity O +of O +propofol B-Chemical +injection O +pain B-Disease +in O +ambulatory O +patients O +whereas O +thiopentone B-Chemical +only O +reduces O +its O +severity O +. O + +Persistent O +paralysis B-Disease +after O +prolonged O +use O +of O +atracurium B-Chemical +in O +the O +absence O +of O +corticosteroids O +. O + +Neuromuscular O +blocking O +agents O +( O +NMBAs O +) O +are O +often O +used O +for O +patients O +requiring O +prolonged O +mechanical O +ventilation O +. O + +Reports O +of O +persistent O +paralysis B-Disease +after O +the O +discontinuance O +of O +these O +drugs O +have O +most O +often O +involved O +aminosteroid O +- O +based O +NMBAs O +such O +as O +vecuronium B-Chemical +bromide I-Chemical +, O +especially O +when O +used O +in O +conjunction O +with O +corticosteroids O +. O + +Atracurium B-Chemical +besylate I-Chemical +, O +a O +short O +- O +acting O +benzylisoquinolinium B-Chemical +NMBA O +that O +is O +eliminated O +independently O +of O +renal O +or O +hepatic O +function O +, O +has O +also O +been O +associated O +with O +persistent O +paralysis B-Disease +, O +but O +only O +when O +used O +with O +corticosteroids O +. O + +We O +report O +a O +case O +of O +atracurium B-Chemical +- O +related O +paralysis B-Disease +persisting O +for O +approximately O +50 O +hours O +in O +a O +patient O +who O +was O +not O +treated O +with O +corticosteroids O +. O + +A O +phase O +I O +/ O +II O +study O +of O +paclitaxel B-Chemical +plus O +cisplatin B-Chemical +as O +first O +- O +line O +therapy O +for O +head B-Disease +and I-Disease +neck I-Disease +cancers I-Disease +: O +preliminary O +results O +. O + +Improved O +outcomes O +among O +patients O +with O +head B-Disease +and I-Disease +neck I-Disease +carcinomas I-Disease +require O +investigations O +of O +new O +drugs O +for O +induction O +therapy O +. O + +Preliminary O +results O +of O +an O +Eastern O +Cooperative O +Oncology O +Group O +study O +of O +single O +- O +agent O +paclitaxel B-Chemical +( O +Taxol B-Chemical +; O +Bristol O +- O +Myers O +Squibb O +Company O +, O +Princeton O +, O +NJ O +) O +reported O +a O +37 O +% O +response O +rate O +in O +patients O +with O +head B-Disease +and I-Disease +neck I-Disease +cancer I-Disease +, O +and O +the O +paclitaxel B-Chemical +/ O +cisplatin B-Chemical +combination O +has O +been O +used O +successfully O +and O +has O +significantly O +improved O +median O +response O +duration O +in O +ovarian B-Disease +cancer I-Disease +patients O +. O + +We O +initiated O +a O +phase O +I O +/ O +II O +trial O +to O +determine O +the O +response O +and O +toxicity B-Disease +of O +escalating O +paclitaxel B-Chemical +doses O +combined O +with O +fixed O +- O +dose O +cisplatin B-Chemical +with O +granulocyte O +colony O +- O +stimulating O +factor O +support O +in O +patients O +with O +untreated O +locally O +advanced O +inoperable O +head B-Disease +and I-Disease +neck I-Disease +carcinoma I-Disease +. O + +To O +date O +, O +23 O +men O +with O +a O +median O +age O +of O +50 O +years O +and O +good O +performance O +status O +have O +entered O +the O +trial O +. O + +Primary O +tumor B-Disease +sites O +were O +oropharynx O +, O +10 O +patients O +; O +hypopharynx O +, O +four O +; O +larynx O +, O +two O +; O +oral O +cavity O +, O +three O +; O +unknown O +primary O +, O +two O +; O +and O +nasal O +cavity O +and O +parotid O +gland O +, O +one O +each O +. O + +Of O +20 O +patients O +evaluable O +for O +toxicity B-Disease +, O +four O +had O +stage O +III O +and O +16 O +had O +stage O +IV O +disease O +. O + +Treatment O +, O +given O +every O +21 O +days O +for O +a O +maximum O +of O +three O +cycles O +, O +consisted O +of O +paclitaxel B-Chemical +by O +3 O +- O +hour O +infusion O +followed O +the O +next O +day O +by O +a O +fixed O +dose O +of O +cisplatin B-Chemical +( O +75 O +mg O +/ O +m2 O +) O +. O + +The O +dose O +levels O +incorporate O +escalating O +paclitaxel B-Chemical +doses O +, O +and O +intrapatient O +escalations O +within O +a O +given O +dose O +level O +are O +permitted O +if O +toxicity B-Disease +permits O +. O + +At O +the O +time O +of O +this O +writing O +, O +dose O +level O +4 O +( O +260 O +, O +270 O +, O +and O +280 O +mg O +/ O +m2 O +) O +is O +being O +evaluated O +; O +three O +patients O +from O +this O +level O +are O +evaluable O +. O + +With O +paclitaxel B-Chemical +doses O +of O +200 O +mg O +/ O +m2 O +and O +higher O +, O +granulocyte O +colony O +- O +stimulating O +factor O +5 O +micrograms O +/ O +kg O +/ O +d O +is O +given O +( O +days O +4 O +through O +12 O +) O +. O + +Of O +18 O +patients O +evaluable O +for O +response O +, O +seven O +( O +39 O +% O +) O +achieved O +a O +complete O +response O +and O +six O +( O +33 O +% O +) O +achieved O +a O +partial O +response O +. O + +Three O +patients O +had O +no O +change O +and O +disease O +progressed O +in O +two O +. O + +The O +overall O +response O +rate O +is O +72 O +% O +. O + +Eleven O +responding O +patients O +had O +subsequent O +surgery O +/ O +radiotherapy O +or O +radical O +radiotherapy O +. O + +Two O +pathologic O +complete O +responses O +were O +observed O +in O +patients O +who O +had O +achieved O +clinical O +complete O +responses O +. O + +Alopecia B-Disease +, O +paresthesias B-Disease +, O +and O +arthralgias B-Disease +/ O +myalgias B-Disease +have O +occurred O +frequently O +, O +but O +with O +one O +exception O +( O +a O +grade O +3 O +myalgia B-Disease +) O +they O +have O +been O +grade O +1 O +or O +2 O +. O + +No O +dose O +- O +limiting O +hematologic O +toxicity B-Disease +has O +been O +seen O +. O + +Paclitaxel B-Chemical +/ O +cisplatin B-Chemical +is O +an O +effective O +first O +- O +line O +regimen O +for O +locoregionally O +advanced O +head B-Disease +and I-Disease +neck I-Disease +cancer I-Disease +and O +continued O +study O +is O +warranted O +. O + +Results O +thus O +far O +suggest O +no O +dose O +- O +response O +effect O +for O +paclitaxel B-Chemical +doses O +above O +200 O +mg O +/ O +m2 O +. O + +Improvement O +of O +levodopa B-Chemical +- O +induced O +dyskinesia B-Disease +by O +propranolol B-Chemical +in O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +. O + +Seven O +patients O +suffering O +from O +Parkinson B-Disease +' I-Disease +s I-Disease +disease I-Disease +( O +PD B-Disease +) O +with O +severely O +disabling O +dyskinesia B-Disease +received O +low O +- O +dose O +propranolol B-Chemical +as O +an O +adjunct O +to O +the O +currently O +used O +medical O +treatment O +. O + +There O +was O +a O +significant O +40 O +% O +improvement O +in O +the O +dyskinesia B-Disease +score O +without O +increase O +of O +parkinsonian B-Disease +motor B-Disease +disability I-Disease +. O + +Ballistic O +and O +choreic O +dyskinesia B-Disease +were O +markedly O +ameliorated O +, O +whereas O +dystonia B-Disease +was O +not O +. O + +This O +study O +suggests O +that O +administration O +of O +low O +doses O +of O +beta O +- O +blockers O +may O +improve O +levodopa B-Chemical +- O +induced O +ballistic O +and O +choreic O +dyskinesia B-Disease +in O +PD B-Disease +. O + +Habitual O +use O +of O +acetaminophen B-Chemical +as O +a O +risk O +factor O +for O +chronic B-Disease +renal I-Disease +failure I-Disease +: O +a O +comparison O +with O +phenacetin B-Chemical +. O + +Six O +epidemiologic O +studies O +in O +the O +United O +States O +and O +Europe O +indicate O +that O +habitual O +use O +of O +phenacetin B-Chemical +is O +associated O +with O +the O +development O +of O +chronic B-Disease +renal I-Disease +failure I-Disease +and O +end B-Disease +- I-Disease +stage I-Disease +renal I-Disease +disease I-Disease +( O +ESRD B-Disease +) O +, O +with O +a O +relative O +risk O +in O +the O +range O +of O +4 O +to O +19 O +. O + +As O +a O +result O +of O +these O +and O +other O +studies O +, O +phenacetin B-Chemical +has O +now O +been O +withdrawn O +from O +the O +market O +in O +most O +countries O +. O + +However O +, O +three O +case O +control O +studies O +, O +one O +each O +in O +North O +Carolina O +, O +northern O +Maryland O +, O +and O +West O +Berlin O +, O +Germany O +, O +showed O +that O +habitual O +use O +of O +acetaminophen B-Chemical +is O +also O +associated O +with O +chronic B-Disease +renal I-Disease +failure I-Disease +and O +ESRD B-Disease +, O +with O +a O +relative O +risk O +in O +the O +range O +of O +2 O +to O +4 O +. O + +These O +studies O +suggest O +that O +both O +phenacetin B-Chemical +and O +acetaminophen B-Chemical +may O +contribute O +to O +the O +burden O +of O +ESRD B-Disease +, O +with O +the O +risk O +of O +the O +latter O +being O +somewhat O +less O +than O +that O +of O +the O +former O +. O + +This O +apparent O +difference O +in O +risk O +may O +not O +be O +due O +to O +differences O +in O +nephrotoxic B-Disease +potential O +of O +the O +drugs O +themselves O +. O + +A O +lower O +relative O +risk O +would O +be O +expected O +for O +acetaminophen B-Chemical +if O +the O +risk O +of O +both O +drugs O +in O +combination O +with O +other O +analgesics O +was O +higher O +than O +the O +risk O +of O +either O +agent O +alone O +. O + +Thus O +, O +acetaminophen B-Chemical +has O +been O +used O +both O +as O +a O +single O +agent O +and O +in O +combination O +with O +other O +analgesics O +, O +whereas O +phenacetin B-Chemical +was O +available O +only O +in O +combinations O +. O + +The O +possibility O +that O +habitual O +use O +of O +acetaminophen B-Chemical +alone O +increases O +the O +risk O +of O +ESRD B-Disease +has O +not O +been O +clearly O +demonstrated O +, O +but O +cannot O +be O +dismissed O +. O + +Acetaminophen B-Chemical +- O +induced O +hypotension B-Disease +. O + +Through O +30 O +years O +of O +widespread O +use O +, O +acetaminophen B-Chemical +has O +been O +shown O +to O +be O +a O +remarkably O +safe O +medication O +in O +therapeutic O +dosages O +. O + +The O +potential O +for O +acetaminophen B-Chemical +to O +produce O +cardiovascular B-Disease +toxicities I-Disease +is O +very O +low O +. O + +However O +, O +acetaminophen B-Chemical +has O +been O +demonstrated O +to O +produce O +symptoms O +of O +anaphylaxis B-Disease +, O +including O +hypotension B-Disease +, O +in O +sensitive O +individuals O +. O + +This O +article O +describes O +two O +critically B-Disease +ill I-Disease +patients O +in O +whom O +transient O +episodes O +of O +hypotension B-Disease +reproducibly O +developed O +after O +administration O +of O +acetaminophen B-Chemical +. O + +Other O +symptoms O +of O +allergic B-Disease +reactions I-Disease +were O +not O +clinically O +detectable O +. O + +The O +hypotensive B-Disease +episodes O +were O +severe O +enough O +to O +require O +vasopressor O +administration O +. O + +The O +reports O +illustrate O +the O +need O +for O +clinicians O +to O +consider O +acetaminophen B-Chemical +in O +patients O +with O +hypotension B-Disease +of O +unknown O +origin O +. O + +Reduction O +of O +heparan B-Chemical +sulphate I-Chemical +- O +associated O +anionic O +sites O +in O +the O +glomerular O +basement O +membrane O +of O +rats O +with O +streptozotocin B-Chemical +- O +induced O +diabetic B-Disease +nephropathy I-Disease +. O + +Heparan B-Chemical +sulphate I-Chemical +- O +associated O +anionic O +sites O +in O +the O +glomerular O +basement O +membrane O +were O +studied O +in O +rats O +8 O +months O +after O +induction O +of O +diabetes B-Disease +by O +streptozotocin B-Chemical +and O +in O +age O +- O +adn O +sex O +- O +matched O +control O +rats O +, O +employing O +the O +cationic O +dye O +cuprolinic B-Chemical +blue I-Chemical +. O + +Morphometric O +analysis O +at O +the O +ultrastructural O +level O +was O +performed O +using O +a O +computerized O +image O +processor O +. O + +The O +heparan B-Chemical +sulphate I-Chemical +specificity O +of O +the O +cuprolinic B-Chemical +blue I-Chemical +staining O +was O +demonstrated O +by O +glycosaminoglycan B-Chemical +- O +degrading O +enzymes O +, O +showing O +that O +pretreatment O +of O +the O +sections O +with O +heparitinase O +abolished O +all O +staining O +, O +whereas O +chondroitinase O +ABC O +had O +no O +effect O +. O + +The O +majority O +of O +anionic O +sites O +( O +74 O +% O +in O +diabetic B-Disease +and O +81 O +% O +in O +control O +rats O +) O +were O +found O +within O +the O +lamina O +rara O +externa O +of O +the O +glomerular O +basement O +membrane O +. O + +A O +minority O +of O +anionic O +sites O +were O +scattered O +throughout O +the O +lamina O +densa O +and O +lamina O +rara O +interna O +, O +and O +were O +significantly O +smaller O +than O +those O +in O +the O +lamina O +rara O +externa O +of O +the O +glomerular O +basement O +membrane O +( O +p O +< O +0 O +. O +001 O +and O +p O +< O +0 O +. O +01 O +for O +diabetic B-Disease +and O +control O +rats O +, O +respectively O +) O +. O + +Diabetic B-Disease +rats O +progressively O +developed O +albuminuria B-Disease +reaching O +40 O +. O +3 O +( O +32 O +. O +2 O +- O +62 O +. O +0 O +) O +mg O +/ O +24 O +h O +after O +8 O +months O +in O +contrast O +to O +the O +control O +animals O +( O +0 O +. O +8 O +( O +0 O +. O +2 O +- O +0 O +. O +9 O +) O +mg O +/ O +24 O +h O +, O +p O +< O +0 O +. O +002 O +) O +. O + +At O +the O +same O +time O +, O +the O +number O +of O +heparan B-Chemical +sulphate I-Chemical +anionic O +sites O +and O +the O +total O +anionic O +site O +surface O +( O +number O +of O +anionic O +sites O +x O +mean O +anionic O +site O +surface O +) O +in O +the O +lamina O +rara O +externa O +of O +the O +glomerular O +basement O +membrane O +was O +reduced O +by O +19 O +% O +( O +p O +< O +0 O +. O +021 O +) O +and O +by O +26 O +% O +( O +p O +< O +0 O +. O +02 O +) O +, O +respectively O +. O + +Number O +and O +total O +anionic O +site O +surface O +in O +the O +remaining O +part O +of O +the O +glomerular O +basement O +membrane O +( O +lamina O +densa O +and O +lamina O +rara O +interna O +) O +were O +not O +significantly O +changed O +. O + +We O +conclude O +that O +in O +streptozotocin B-Chemical +- O +diabetic B-Disease +rats O +with O +an O +increased O +urinary O +albumin O +excretion O +, O +a O +reduced O +heparan B-Chemical +sulphate I-Chemical +charge O +barrier O +/ O +density O +is O +found O +at O +the O +lamina O +rara O +externa O +of O +the O +glomerular O +basement O +membrane O +. O + +Mediation O +of O +enhanced O +reflex O +vagal O +bradycardia B-Disease +by O +L B-Chemical +- I-Chemical +dopa I-Chemical +via O +central O +dopamine B-Chemical +formation O +in O +dogs O +. O + +L B-Chemical +- I-Chemical +Dopa I-Chemical +( O +5 O +mg O +/ O +kg O +i O +. O +v O +. O +) O +decreased O +blood O +pressure O +and O +heart O +rate O +after O +extracerebral O +decarboxylase O +inhibition O +with O +MK B-Chemical +- I-Chemical +486 I-Chemical +( O +25 O +mg O +/ O +kg O +i O +. O +v O +. O +) O +in O +anesthetize O +MAO B-Chemical +- O +inhibited O +dogs O +. O + +In O +addition O +, O +reflex O +bradycardia B-Disease +caused O +by O +injected O +norepinephrine B-Chemical +was O +significantly O +enhanced O +by O +L B-Chemical +- I-Chemical +dopa I-Chemical +, O +DL B-Chemical +- I-Chemical +Threo I-Chemical +- I-Chemical +dihydroxyphenylserine I-Chemical +had O +no O +effect O +on O +blood O +pressure O +, O +heart O +rate O +or O +reflex O +responses O +to O +norepinephrine B-Chemical +. O + +FLA B-Chemical +- I-Chemical +63 I-Chemical +, O +a O +dopamine B-Chemical +- O +beta O +- O +oxidase O +inhibitor O +, O +did O +not O +have O +any O +effect O +on O +the O +hypotension B-Disease +, O +bradycardia B-Disease +or O +reflex O +- O +enhancing O +effect O +of O +L B-Chemical +- I-Chemical +dopa I-Chemical +. O + +Pimozide B-Chemical +did O +not O +affect O +the O +actions O +of O +L B-Chemical +- I-Chemical +dopa I-Chemical +on O +blood O +pressure O +and O +heart O +rate O +but O +completely O +blocked O +the O +enhancement O +of O +reflexes O +. O + +Removal O +of O +the O +carotid O +sinuses O +caused O +an O +elevation O +blood O +pressure O +and O +heart O +rate O +and O +abolished O +the O +negative O +chronotropic O +effect O +of O +norepinephrine B-Chemical +. O + +However O +, O +L B-Chemical +- I-Chemical +dopa I-Chemical +restored O +the O +bradycardia B-Disease +caused O +by O +norepinephrine B-Chemical +in O +addition O +to O +decreasing O +blood O +pressure O +and O +heart O +rate O +. O + +5 B-Chemical +- I-Chemical +HTP I-Chemical +( O +5 O +mg O +/ O +kg O +i O +. O +v O +. O +) O +decreased O +blood O +pressure O +and O +heart O +rate O +and O +decreased O +the O +reflex O +bradycardia B-Disease +to O +norepinephrine B-Chemical +. O + +It O +is O +concluded O +that O +L B-Chemical +- I-Chemical +dopa I-Chemical +enhances O +reflex O +bradycardia B-Disease +through O +central O +alpha O +- O +receptor O +stimulation O +. O + +Furthermore O +, O +the O +effects O +are O +mediated O +through O +dopamine B-Chemical +rather O +than O +norepinephrine B-Chemical +and O +do O +not O +require O +the O +carotid O +sinus O +baroreceptors O +. O + +Microangiopathic B-Disease +hemolytic I-Disease +anemia I-Disease +complicating O +FK506 B-Chemical +( O +tacrolimus B-Chemical +) O +therapy O +. O + +We O +describe O +3 O +episodes O +of O +microangiopathic B-Disease +hemolytic I-Disease +anemia I-Disease +( O +MAHA B-Disease +) O +in O +2 O +solid O +organ O +recipients O +under O +FK506 B-Chemical +( O +tacrolimus B-Chemical +) O +therapy O +. O + +In O +both O +cases O +, O +discontinuation O +of O +FK506 B-Chemical +and O +treatment O +with O +plasma O +exchange O +, O +fresh O +frozen O +plasma O +replacement O +, O +corticosteroids B-Chemical +, O +aspirin B-Chemical +, O +and O +dipyridamole B-Chemical +led O +to O +resolution O +of O +MAHA B-Disease +. O + +In O +one O +patient O +, O +reintroduction O +of O +FK506 B-Chemical +led O +to O +rapid O +recurrence O +of O +MAHA B-Disease +. O + +FK506 B-Chemical +- O +associated O +MAHA B-Disease +is O +probably O +rare O +but O +physicians O +must O +be O +aware O +of O +this O +severe O +complication O +. O + +In O +our O +experience O +and O +according O +to O +the O +literature O +, O +FK506 B-Chemical +does O +not O +seem O +to O +cross O +- O +react O +with O +cyclosporin B-Chemical +A I-Chemical +( O +CyA B-Chemical +) O +, O +an O +immuno O +- O +suppressive O +drug O +already O +known O +to O +induce O +MAHA B-Disease +. O + +Effect O +of O +some O +anticancer O +drugs O +and O +combined O +chemotherapy O +on O +renal B-Disease +toxicity I-Disease +. O + +The O +nephrotoxic B-Disease +action O +of O +anticancer O +drugs O +such O +as O +nitrogranulogen B-Chemical +( O +NG B-Chemical +) O +, O +methotrexate B-Chemical +( O +MTX B-Chemical +) O +, O +5 B-Chemical +- I-Chemical +fluorouracil I-Chemical +( O +5 B-Chemical +- I-Chemical +FU I-Chemical +) O +and O +cyclophosphamide B-Chemical +( O +CY B-Chemical +) O +administered O +alone O +or O +in O +combination O +[ O +MTX B-Chemical ++ O +5 B-Chemical +- I-Chemical +FU I-Chemical ++ O +CY B-Chemical +( O +CMF O +) O +] O +was O +evaluated O +in O +experiments O +on O +Wistar O +rats O +. O + +After O +drug O +administration O +, O +creatinine B-Chemical +concentrations O +in O +the O +plasma O +and O +in O +the O +urine O +of O +the O +rats O +were O +determined O +, O +as O +well O +as O +creatinine B-Chemical +clearance O +. O + +Histopathologic O +evaluation O +of O +the O +kidneys O +was O +also O +performed O +. O + +After O +MTX B-Chemical +administration O +a O +significant O +increase O +( O +p O += O +0 O +. O +0228 O +) O +in O +the O +plasma O +creatinine B-Chemical +concentration O +and O +a O +significant O +( O +p O += O +0 O +. O +0001 O +) O +decrease O +in O +creatinine B-Chemical +clearance O +was O +noted O +compared O +to O +controls O +. O + +After O +the O +administration O +of O +NG B-Chemical +, O +5 B-Chemical +- I-Chemical +FU I-Chemical +and O +CY B-Chemical +neither O +a O +statistically O +significant O +increase O +in O +creatinine B-Chemical +concentration O +nor O +an O +increase O +in O +creatinine B-Chemical +clearance O +was O +observed O +compared O +to O +the O +group O +receiving O +no O +cytostatics O +. O + +Following O +polytherapy O +according O +to O +the O +CMF O +regimen O +, O +a O +statistically O +significant O +decrease O +( O +p O += O +0 O +. O +0343 O +) O +in O +creatinine B-Chemical +clearance O +was O +found O +, O +but O +creatinine B-Chemical +concentration O +did O +not O +increase O +significantly O +compared O +to O +controls O +. O + +CY B-Chemical +caused O +hemorrhagic B-Disease +cystitis I-Disease +in O +40 O +% O +of O +rats O +, O +but O +it O +did O +not O +cause O +this O +complication O +when O +combined O +with O +5 B-Chemical +- I-Chemical +FU I-Chemical +and O +MTX B-Chemical +. O + +Histologic O +changes O +were O +found O +in O +rat O +kidneys O +after O +administration O +of O +MTX B-Chemical +, O +CY B-Chemical +and O +NG B-Chemical +, O +while O +no O +such O +change O +was O +observed O +after O +5 B-Chemical +- I-Chemical +FU I-Chemical +and O +joint O +administration O +of O +MTX B-Chemical ++ O +5 B-Chemical +- I-Chemical +FU I-Chemical ++ O +CY B-Chemical +compared O +to O +controls O +. O + +Our O +studies O +indicate O +that O +nephrotoxicity B-Disease +of O +MTX B-Chemical ++ O +5 B-Chemical +- I-Chemical +FU I-Chemical ++ O +CY B-Chemical +administered O +jointly O +is O +lower O +than O +in O +monotherapy O +. O + +The O +interpeduncular O +nucleus O +regulates O +nicotine B-Chemical +' O +s O +effects O +on O +free O +- O +field O +activity O +. O + +Partial O +lesions O +were O +made O +with O +kainic B-Chemical +acid I-Chemical +in O +the O +interpeduncular O +nucleus O +of O +the O +ventral O +midbrain O +of O +the O +rat O +. O + +Compared O +with O +sham O +- O +operated O +controls O +, O +lesions O +significantly O +( O +p O +< O +0 O +. O +25 O +) O +blunted O +the O +early O +( O +< O +60 O +min O +) O +free O +- O +field O +locomotor B-Disease +hypoactivity I-Disease +caused O +by O +nicotine B-Chemical +( O +0 O +. O +5 O +mg O +kg O +( O +- O +1 O +) O +, O +i O +. O +m O +. O +) O +, O +enhanced O +the O +later O +( O +60 O +- O +120 O +min O +) O +nicotine B-Chemical +- O +induced O +hyperactivity B-Disease +, O +and O +raised O +spontaneous O +nocturnal O +activity O +. O + +Lesions O +reduced O +the O +extent O +of O +immunohistological O +staining O +for O +choline B-Chemical +acetyltransferase O +in O +the O +interpeduncular O +nucleus O +( O +p O +< O +0 O +. O +025 O +) O +, O +but O +not O +for O +tyrosine B-Chemical +hydroxylase O +in O +the O +surrounding O +catecholaminergic O +A10 O +region O +. O + +We O +conclude O +that O +the O +interpeduncular O +nucleus O +mediates O +nicotinic O +depression B-Disease +of O +locomotor O +activity O +and O +dampens O +nicotinic O +arousal O +mechanisms O +located O +elsewhere O +in O +the O +brain O +. O + +Lithium B-Chemical +- O +associated O +cognitive B-Disease +and I-Disease +functional I-Disease +deficits I-Disease +reduced O +by O +a O +switch O +to O +divalproex B-Chemical +sodium I-Chemical +: O +a O +case O +series O +. O + +BACKGROUND O +: O +Lithium B-Chemical +remains O +a O +first O +- O +line O +treatment O +for O +the O +acute O +and O +maintenance O +treatment O +of O +bipolar B-Disease +disorder I-Disease +. O + +Although O +much O +has O +been O +written O +about O +the O +management O +of O +the O +more O +common O +adverse O +effects O +of O +lithium B-Chemical +, O +such O +as O +polyuria B-Disease +and O +tremor B-Disease +, O +more O +subtle O +lithium B-Chemical +side O +effects O +such O +as O +cognitive B-Disease +deficits I-Disease +, O +loss B-Disease +of I-Disease +creativity I-Disease +, O +and O +functional B-Disease +impairments I-Disease +remain O +understudied O +. O + +This O +report O +summarizes O +our O +experience O +in O +switching O +bipolar B-Disease +patients O +from O +lithium B-Chemical +to O +divalproex B-Chemical +sodium I-Chemical +to O +alleviate O +such O +cognitive B-Disease +and I-Disease +functional I-Disease +impairments I-Disease +. O + +METHOD O +: O +Open O +, O +case O +series O +design O +. O + +RESULTS O +: O +We O +report O +seven O +cases O +where O +substitution O +of O +lithium B-Chemical +, O +either O +fully O +or O +partially O +, O +with O +divalproex B-Chemical +sodium I-Chemical +was O +extremely O +helpful O +in O +reducing O +the O +cognitive B-Disease +, I-Disease +motivational I-Disease +, I-Disease +or I-Disease +creative I-Disease +deficits I-Disease +attributed O +to O +lithium B-Chemical +in O +our O +bipolar B-Disease +patients O +. O + +CONCLUSION O +: O +In O +this O +preliminary O +report O +, O +divalproex B-Chemical +sodium I-Chemical +was O +a O +superior O +alternative O +to O +lithium B-Chemical +in O +bipolar B-Disease +patients O +experiencing O +cognitive B-Disease +deficits I-Disease +, O +loss B-Disease +of I-Disease +creativity I-Disease +, O +and O +functional B-Disease +impairments I-Disease +. O + +Effect O +of O +nifedipine B-Chemical +on O +renal O +function O +in O +liver O +transplant O +recipients O +receiving O +tacrolimus B-Chemical +. O + +The O +effect O +of O +nifedipine B-Chemical +on O +renal O +function O +in O +liver O +transplant O +recipients O +who O +were O +receiving O +tacrolimus B-Chemical +was O +evaluated O +between O +January O +1992 O +and O +January O +1996 O +. O + +Two O +groups O +of O +patients O +receiving O +tacrolimus B-Chemical +were O +compared O +over O +a O +period O +of O +1 O +year O +, O +one O +group O +comprising O +hypertensive B-Disease +patients O +who O +were O +receiving O +nifedipine B-Chemical +, O +and O +the O +other O +comprising O +nonhypertensive O +patients O +not O +receiving O +nifedipine B-Chemical +. O + +The O +time O +from O +transplant O +to O +baseline O +was O +similar O +in O +all O +patients O +. O + +Nifedipine B-Chemical +significantly O +improved O +kidney O +function O +as O +indicated O +by O +a O +significant O +lowering O +of O +serum O +creatinine B-Chemical +levels O +at O +6 O +and O +12 O +months O +. O + +The O +observed O +positive O +impact O +of O +nifedipine B-Chemical +on O +reducing O +the O +nephrotoxicity B-Disease +associated O +with O +tacrolimus B-Chemical +in O +liver O +transplant O +recipients O +should O +be O +an O +important O +factor O +in O +selecting O +an O +agent O +to O +treat O +hypertension B-Disease +in O +this O +population O +. O + +Alpha O +and O +beta O +coma B-Disease +in O +drug O +intoxication O +uncomplicated O +by O +cerebral B-Disease +hypoxia I-Disease +. O + +Four O +patients O +who O +were O +rendered O +comatose B-Disease +or O +stuporous B-Disease +by O +drug O +intoxication O +, O +but O +who O +were O +not O +hypoxic O +, O +are O +described O +. O + +Three O +patients O +received O +high O +doses O +of O +chlormethiazole B-Chemical +for O +alcohol B-Chemical +withdrawal B-Disease +symptoms I-Disease +, O +and O +one O +took O +a O +suicidal O +overdose B-Disease +of O +nitrazepam B-Chemical +. O + +The O +patient O +with O +nitrazepam B-Chemical +overdose B-Disease +and O +two O +of O +those O +with O +chlormethiazole B-Chemical +intoxication O +conformed O +to O +the O +criteria O +of O +' O +alpha O +coma B-Disease +' O +, O +showing O +non O +- O +reactive O +generalized O +or O +frontally O +predominant O +alpha O +activity O +in O +the O +EEG O +. O + +The O +fourth O +patient O +who O +was O +unconscious O +after O +chlormethiazole B-Chemical +administration O +exhibite O +generalized O +non O +- O +reactive O +activity O +in O +the O +slow O +beta O +range O +. O + +All O +four O +recovered O +completely O +without O +neurological B-Disease +sequelae I-Disease +following O +the O +withdrawal O +of O +the O +offending O +agents O +. O + +The O +similarities O +between O +the O +effects O +of O +structural O +lesions O +and O +pharmacological O +depression B-Disease +of O +the O +brain O +stem O +reticular O +formation O +are O +discussed O +. O + +It O +is O +suggested O +that O +in O +both O +situations O +disturbed O +reticulo O +- O +thalamic O +interactions O +are O +important O +in O +the O +pathogenesis O +of O +alpha O +coma B-Disease +. O + +It O +is O +concluded O +that O +when O +this O +electroencephalographic O +and O +behavioural O +picture O +is O +seen O +in O +drug O +intoxication O +, O +in O +the O +absence O +of O +significant O +hypoxaemia B-Disease +, O +a O +favourable O +outcome O +may O +be O +anticipated O +. O + +Magnetic O +resonance O +volumetry O +of O +the O +cerebellum O +in O +epileptic B-Disease +patients O +after O +phenytoin B-Chemical +overdosages B-Disease +. O + +The O +aim O +of O +this O +study O +was O +to O +evaluate O +the O +relationship O +between O +phenytoin B-Chemical +medication O +and O +cerebellar B-Disease +atrophy I-Disease +in O +patients O +who O +had O +experienced O +clinical O +intoxication O +. O + +Five O +females O +and O +6 O +males O +, O +21 O +- O +59 O +years O +of O +age O +, O +were O +examined O +with O +a O +1 O +. O +5 O +- O +T O +whole O +- O +body O +system O +using O +a O +circular O +polarized O +head O +coil O +. O + +Conventional O +spin O +echo O +images O +were O +acquired O +in O +the O +sagittal O +and O +transverse O +orientation O +. O + +In O +addition O +, O +we O +performed O +a O +high O +- O +resolution O +3D O +gradient O +echo O +, O +T1 O +- O +weighted O +sequences O +at O +a O +1 O +- O +mm O +slice O +thickness O +. O + +The O +images O +were O +subsequently O +processed O +to O +obtain O +volumetric O +data O +for O +the O +cerebellum O +. O + +Cerebellar O +volume O +for O +the O +patient O +group O +ranged O +between O +67 O +. O +66 O +and O +131 O +. O +08 O +ml O +( O +mean O +108 O +. O +9 O +ml O +) O +. O + +In O +addition O +3D O +gradient O +echo O +data O +sets O +from O +10 O +healthy O +male O +and O +10 O +healthy O +female O +age O +- O +matched O +volunteers O +were O +used O +to O +compare O +cerebellar O +volumes O +. O + +Using O +linear O +regression O +we O +found O +that O +no O +correlation O +exists O +between O +seizure B-Disease +duration O +, O +elevation O +of O +phenytoin B-Chemical +serum O +levels O +and O +cerebellar O +volume O +. O + +However O +, O +multiple O +regression O +for O +the O +daily O +dosage O +, O +duration O +of O +phenytoin B-Chemical +treatment O +and O +cerebellar O +volume O +revealed O +a O +correlation O +of O +these O +parameters O +. O + +We O +conclude O +that O +phenytoin B-Chemical +overdosage B-Disease +does O +not O +necessarily O +result O +in O +cerebellar B-Disease +atrophy I-Disease +and O +it O +is O +unlikely O +that O +phenytoin B-Chemical +medication O +was O +the O +only O +cause O +of O +cerebellar B-Disease +atrophy I-Disease +in O +the O +remaining O +patients O +. O + +Quantitative O +morphometric O +studies O +of O +the O +cerebellum O +provide O +valuable O +insights O +into O +the O +pathogenesis O +of O +cerebellar B-Disease +disorders I-Disease +. O + +Late O +recovery O +of O +renal O +function O +in O +a O +woman O +with O +the O +hemolytic B-Disease +uremic I-Disease +syndrome I-Disease +. O + +A O +case O +is O +reported O +of O +the O +hemolytic B-Disease +uremic I-Disease +syndrome I-Disease +( O +HUS B-Disease +) O +in O +a O +woman O +taking O +oral B-Chemical +contraceptives I-Chemical +. O + +She O +was O +treated O +with O +heparin B-Chemical +, O +dipyridamole B-Chemical +and O +hemodialysis O +; O +and O +after O +more O +than O +three O +months O +, O +her O +urinary O +output O +rose O +above O +500 O +ml O +; O +and O +six O +months O +after O +the O +onset O +of O +anuria B-Disease +, O +dialysis O +treatment O +was O +stopped O +. O + +This O +case O +emphasizes O +the O +possibility O +that O +HUS B-Disease +in O +adults O +is O +not O +invariably O +irreversible O +and O +that O +, O +despite O +prolonged O +oliguria B-Disease +, O +recovery O +of O +renal O +function O +can O +be O +obtained O +. O + +Therefore O +, O +in O +adult O +patients O +affected O +by O +HUS B-Disease +, O +dialysis O +should O +not O +be O +discontinued O +prematurely O +; O +moreover O +, O +bilateral O +nephrectomy O +, O +for O +treatment O +of O +severe O +hypertension B-Disease +and O +microangiopathic B-Disease +hemolytic I-Disease +anemia I-Disease +, O +should O +be O +performed O +with O +caution O +. O + +Morphological O +features O +of O +encephalopathy B-Disease +after O +chronic O +administration O +of O +the O +antiepileptic O +drug O +valproate B-Chemical +to O +rats O +. O + +A O +transmission O +electron O +microscopic O +study O +of O +capillaries O +in O +the O +cerebellar O +cortex O +. O + +Long O +- O +term O +intragastric O +application O +of O +the O +antiepileptic O +drug O +sodium B-Chemical +valproate I-Chemical +( O +Vupral O +" O +Polfa O +" O +) O +at O +the O +effective O +dose O +of O +200 O +mg O +/ O +kg O +b O +. O + +w O +. O +once O +daily O +to O +rats O +for O +1 O +, O +3 O +, O +6 O +, O +9 O +and O +12 O +months O +revealed O +neurological B-Disease +disorders I-Disease +indicating O +cerebellum B-Disease +damage I-Disease +( O +" O +valproate B-Chemical +encephalopathy B-Disease +" O +) O +. O + +The O +first O +ultrastructural O +changes O +in O +structural O +elements O +of O +the O +blood O +- O +brain O +- O +barrier O +( O +BBB O +) O +in O +the O +cerebellar O +cortex O +were O +detectable O +after O +3 O +months O +of O +the O +experiment O +. O + +They O +became O +more O +severe O +in O +the O +later O +months O +of O +the O +experiment O +, O +and O +were O +most O +severe O +after O +12 O +months O +, O +located O +mainly O +in O +the O +molecular O +layer O +of O +the O +cerebellar O +cortex O +. O + +Lesions O +of O +the O +capillary O +included O +necrosis B-Disease +of O +endothelial O +cells O +. O + +Organelles O +of O +these O +cells O +, O +in O +particular O +the O +mitochondria O +( O +increased O +number O +and O +size O +, O +distinct O +degeneration O +of O +their O +matrix O +and O +cristae O +) O +and O +Golgi O +apparatus O +were O +altered O +. O + +Reduced O +size O +of O +capillary O +lumen O +and O +occlusion O +were O +caused O +by O +swollen O +endothelial O +cells O +which O +had O +luminal B-Chemical +protrusions O +and O +swollen O +microvilli O +. O + +Pressure O +on O +the O +vessel O +wall O +was O +produced O +by O +enlarged O +perivascular O +astrocytic O +processes O +. O + +Fragments O +of O +necrotic B-Disease +endothelial O +cells O +were O +in O +the O +vascular O +lumens O +and O +in O +these O +there O +was O +loosening O +and O +breaking O +of O +tight O +cellular O +junctions O +. O + +Damage O +to O +the O +vascular O +basement O +lamina O +was O +also O +observed O +. O + +Damage O +to O +the O +capillary O +was O +accompanied O +by O +marked O +damage O +to O +neuroglial O +cells O +, O +mainly O +to O +perivascular O +processes O +of O +astrocytes O +. O + +The O +proliferation O +of O +astrocytes O +( O +Bergmann O +' O +s O +in O +particular O +) O +and O +occasionally O +of O +oligodendrocytes O +was O +found O +. O + +Alterations O +in O +the O +structural O +elements O +of O +the O +BBB O +coexisted O +with O +marked O +lesions O +of O +neurons O +of O +the O +cerebellum O +( O +Purkinje O +cells O +are O +earliest O +) O +. O + +In O +electron O +micrographs O +both O +luminal B-Chemical +and O +antiluminal O +sides O +of O +the O +BBB O +of O +the O +cerebellar O +cortex O +had O +similar O +lesions O +. O + +The O +possible O +influence O +of O +the O +hepatic B-Disease +damage I-Disease +, O +mainly O +hyperammonemia B-Disease +, O +upon O +the O +development O +of O +valproate B-Chemical +encephalopathy B-Disease +is O +discussed O +. O + +Fatal O +intracranial B-Disease +bleeding I-Disease +associated O +with O +prehospital O +use O +of O +epinephrine B-Chemical +. O + +We O +present O +a O +case O +of O +paramedic O +misjudgment O +in O +the O +execution O +of O +a O +protocol O +for O +the O +treatment O +of O +allergic B-Disease +reaction I-Disease +in O +a O +case O +of O +pulmonary B-Disease +edema I-Disease +with O +wheezing B-Disease +. O + +The O +sudden O +onset O +of O +respiratory B-Disease +distress I-Disease +, O +rash B-Disease +, O +and O +a O +history O +of O +a O +new O +medicine O +led O +the O +two O +paramedics O +on O +the O +scene O +to O +administer O +subcutaneous O +epinephrine B-Chemical +. O + +Subsequently O +, O +acute O +cardiac B-Disease +arrest I-Disease +and O +fatal O +subarachnoid B-Disease +hemorrhage I-Disease +occurred O +. O + +Epinephrine B-Chemical +has O +a O +proven O +role O +in O +cardiac B-Disease +arrest I-Disease +in O +prehospital O +care O +; O +however O +, O +use O +by O +paramedics O +in O +patients O +with O +suspected O +allergic B-Disease +reaction I-Disease +and O +severe O +hypertension B-Disease +should O +be O +viewed O +with O +caution O +. O + +Role O +of O +activation O +of O +bradykinin B-Chemical +B2 O +receptors O +in O +disruption O +of O +the O +blood O +- O +brain O +barrier O +during O +acute O +hypertension B-Disease +. O + +Cellular O +mechanisms O +which O +account O +for O +disruption O +the O +blood O +- O +brain O +barrier O +during O +acute O +hypertension B-Disease +are O +not O +clear O +. O + +The O +goal O +of O +this O +study O +was O +to O +determine O +the O +role O +of O +synthesis O +/ O +release O +of O +bradykinin B-Chemical +to O +activate O +B2 O +receptors O +in O +disruption O +of O +the O +blood O +- O +brain O +barrier O +during O +acute O +hypertension B-Disease +. O + +Permeability O +of O +the O +blood O +- O +brain O +barrier O +was O +quantitated O +by O +clearance O +of O +fluorescent O +- O +labeled O +dextran B-Chemical +before O +and O +during O +phenylephrine B-Chemical +- O +induced O +acute O +hypertension B-Disease +in O +rats O +treated O +with O +vehicle O +and O +Hoe B-Chemical +- I-Chemical +140 I-Chemical +( O +0 O +. O +1 O +microM O +) O +. O + +Phenylephrine B-Chemical +infusion O +increased O +arterial O +pressure O +, O +arteriolar O +diameter O +and O +clearance O +of O +fluorescent O +dextran B-Chemical +by O +a O +similar O +magnitude O +in O +both O +groups O +. O + +These O +findings O +suggest O +that O +disruption O +of O +the O +blood O +- O +brain O +barrier O +during O +acute O +hypertension B-Disease +is O +not O +related O +to O +the O +synthesis O +/ O +release O +of O +bradykinin B-Chemical +to O +activate O +B2 O +receptors O +. O + +Risk O +factors O +of O +sensorineural B-Disease +hearing I-Disease +loss I-Disease +in O +preterm O +infants O +. O + +Among O +547 O +preterm O +infants O +of O +< O +or O += O +34 O +weeks O +gestation O +born O +between O +1987 O +and O +1991 O +, O +8 O +children O +( O +1 O +. O +46 O +% O +) O +developed O +severe O +progressive O +and O +bilateral O +sensorineural B-Disease +hearing I-Disease +loss I-Disease +. O + +Perinatal O +risk O +factors O +of O +infants O +with O +hearing B-Disease +loss I-Disease +were O +compared O +with O +those O +of O +two O +control O +groups O +matched O +for O +gestation O +and O +birth O +weight O +and O +for O +perinatal O +complications O +. O + +Our O +observations O +demonstrated O +an O +association O +of O +hearing B-Disease +loss I-Disease +with O +a O +higher O +incidence O +of O +perinatal O +complications O +. O + +Ototoxicity B-Disease +appeared O +closely O +related O +to O +a O +prolonged O +administration O +and O +higher O +total O +dose O +of O +ototoxic B-Disease +drugs O +, O +particularly O +aminoglycosides B-Chemical +and O +furosemide B-Chemical +. O + +Finally O +, O +we O +strongly O +recommend O +to O +prospectively O +and O +regularly O +perform O +audiologic O +assessment O +in O +sick O +preterm O +children O +as O +hearing B-Disease +loss I-Disease +is O +of O +delayed O +onset O +and O +in O +most O +cases O +bilateral O +and O +severe O +. O + +Seizure B-Disease +resulting O +from O +a O +venlafaxine B-Chemical +overdose B-Disease +. O + +OBJECTIVE O +: O +To O +report O +a O +case O +of O +venlafaxine B-Chemical +overdose B-Disease +. O + +CASE O +SUMMARY O +: O +A O +40 O +- O +year O +- O +old O +woman O +with O +major B-Disease +depression I-Disease +took O +an O +overdose B-Disease +of O +venlafaxine B-Chemical +in O +an O +apparent O +suicide O +attempt O +. O + +After O +the O +ingestion O +of O +26 O +venlafaxine B-Chemical +50 O +- O +mg O +tablets O +, O +the O +patient O +experienced O +a O +witnessed O +generalized O +seizure B-Disease +. O + +She O +was O +admitted O +to O +the O +medical O +intensive O +care O +unit O +, O +venlafaxine B-Chemical +was O +discontinued O +, O +and O +no O +further O +sequelae O +were O +seen O +. O + +DISCUSSION O +: O +To O +our O +knowledge O +, O +this O +is O +the O +first O +reported O +case O +of O +venlafaxine B-Chemical +overdose B-Disease +that O +resulted O +in O +a O +generalized O +seizure B-Disease +. O + +Based O +on O +nonoverdose O +pharmacokinetics O +and O +pharmacodynamics O +of O +venlafaxine B-Chemical +and O +the O +potential O +risks O +of O +available O +interventions O +, O +no O +emergent O +therapy O +was O +instituted O +. O + +CONCLUSIONS O +: O +The O +venlafaxine B-Chemical +overdose B-Disease +in O +our O +patient O +resulted O +in O +a O +single O +episode O +of O +generalized O +seizure B-Disease +but O +elicited O +no O +further O +sequelae O +. O + +Combined O +effects O +of O +prolonged O +prostaglandin B-Chemical +E1 I-Chemical +- O +induced O +hypotension B-Disease +and O +haemodilution B-Disease +on O +human O +hepatic O +function O +. O + +Combined O +effects O +of O +prolonged O +prostaglandin B-Chemical +E1 I-Chemical +( O +PGE1 B-Chemical +) O +- O +induced O +hypotension B-Disease +and O +haemodilution B-Disease +on O +hepatic O +function O +were O +studied O +in O +30 O +patients O +undergoing O +hip O +surgery O +. O + +The O +patients O +were O +randomly O +allocated O +to O +one O +of O +three O +groups O +; O +those O +in O +group O +A O +( O +n O += O +10 O +) O +were O +subjected O +to O +controlled O +hypotension B-Disease +alone O +, O +those O +in O +group O +B O +( O +n O += O +10 O +) O +to O +haemodilution B-Disease +alone O +and O +those O +in O +group O +C O +( O +n O += O +10 O +) O +to O +both O +controlled O +hypotension B-Disease +and O +haemodilution B-Disease +. O + +Haemodilution B-Disease +in O +groups O +B O +and O +C O +was O +produced O +by O +withdrawing O +approximately O +1000 O +mL O +of O +blood O +and O +replacing O +it O +with O +the O +same O +amount O +of O +dextran B-Chemical +solution O +, O +and O +final O +haematocrit O +values O +were O +21 O +or O +22 O +% O +. O + +Controlled O +hypotension B-Disease +in O +groups O +A O +and O +C O +was O +induced O +with O +PGE1 B-Chemical +to O +maintain O +mean O +arterial O +blood O +pressure O +at O +55 O +mmHg O +for O +180 O +min O +. O + +Measurements O +included O +arterial O +ketone O +body O +ratio O +( O +AKBR O +, O +aceto B-Chemical +- I-Chemical +acetate I-Chemical +/ O +3 B-Chemical +- I-Chemical +hydroxybutyrate I-Chemical +) O +and O +clinical O +hepatic O +function O +parameters O +. O + +AKBR O +and O +biological O +hepatic O +function O +tests O +showed O +no O +change O +throughout O +the O +time O +course O +in O +groups O +A O +and O +B O +. O + +In O +group O +C O +, O +AKBR O +showed O +a O +significant O +decrease O +at O +120 O +min O +( O +- O +40 O +% O +) O +and O +at O +180 O +min O +( O +- O +49 O +% O +) O +after O +the O +start O +of O +hypotension B-Disease +and O +at O +60 O +min O +( O +- O +32 O +% O +) O +after O +recovery O +of O +normotension O +, O +and O +SGOT O +, O +SGPT O +, O +LDH O +and O +total O +bilirubin B-Chemical +showed O +significant O +increases O +after O +operation O +. O + +The O +results O +suggest O +that O +a O +prolonged O +combination O +of O +more O +than O +120 O +min O +of O +PGE1 B-Chemical +- O +induced O +hypotension B-Disease +and O +moderate O +haemodilution B-Disease +would O +cause O +impairment B-Disease +of I-Disease +hepatic I-Disease +function I-Disease +. O + +Cardiovascular B-Disease +alterations I-Disease +in O +rat O +fetuses O +exposed O +to O +calcium B-Chemical +channel O +blockers O +. O + +Preclinical O +toxicologic O +investigation O +suggested O +that O +a O +new O +calcium B-Chemical +channel O +blocker O +, O +Ro B-Chemical +40 I-Chemical +- I-Chemical +5967 I-Chemical +, O +induced O +cardiovascular B-Disease +alterations I-Disease +in O +rat O +fetuses O +exposed O +to O +this O +agent O +during O +organogenesis O +. O + +The O +present O +study O +was O +designed O +to O +investigate O +the O +hypothesis O +that O +calcium B-Chemical +channel O +blockers O +in O +general O +induce O +cardiovascular B-Disease +malformations I-Disease +indicating O +a O +pharmacologic O +class O +effect O +. O + +We O +studied O +three O +calcium B-Chemical +channel O +blockers O +of O +different O +structure O +, O +nifedipine B-Chemical +, O +diltiazem B-Chemical +, O +and O +verapamil B-Chemical +, O +along O +with O +the O +new O +agent O +. O + +Pregnant O +rats O +were O +administered O +one O +of O +these O +calcium B-Chemical +channel O +blockers O +during O +the O +period O +of O +cardiac O +morphogenesis O +and O +the O +offspring O +examined O +on O +day O +20 O +of O +gestation O +for O +cardiovascular B-Disease +malformations I-Disease +. O + +A O +low O +incidence O +of O +cardiovascular B-Disease +malformations I-Disease +was O +observed O +after O +exposure O +to O +each O +of O +the O +four O +calcium B-Chemical +channel O +blockers O +, O +but O +this O +incidence O +was O +statistically O +significant O +only O +for O +verapamil B-Chemical +and O +nifedipine B-Chemical +. O + +All O +four O +agents O +were O +associated O +with O +aortic O +arch O +branching O +variants O +, O +although O +significantly O +increased O +only O +for O +Ro B-Chemical +40 I-Chemical +- I-Chemical +5967 I-Chemical +and O +verapamil B-Chemical +. O + +The O +site O +of O +common O +side O +effects O +of O +sumatriptan B-Chemical +. O + +Atypical B-Disease +sensations I-Disease +following O +the O +use O +of O +subcutaneous O +sumatriptan B-Chemical +are O +common O +, O +but O +of O +uncertain O +origin O +. O + +They O +are O +almost O +always O +benign O +, O +but O +can O +be O +mistaken O +for O +a O +serious O +adverse O +event O +by O +the O +patient O +. O + +Two O +patients O +are O +presented O +with O +tingling B-Disease +or I-Disease +burning I-Disease +sensations I-Disease +limited O +to O +areas O +of O +heat O +exposure O +or O +sunburn B-Disease +. O + +In O +these O +individuals O +, O +side O +effects O +are O +most O +likely O +generated O +superficially O +in O +the O +skin O +. O + +Macula O +toxicity B-Disease +after O +intravitreal O +amikacin B-Chemical +. O + +BACKGROUND O +: O +Although O +intravitreal O +aminoglycosides B-Chemical +have O +substantially O +improved O +visual O +prognosis O +in O +endophthalmitis B-Disease +, O +macular O +infarction B-Disease +may O +impair O +full O +visual O +recovery O +. O + +METHODS O +: O +We O +present O +a O +case O +of O +presumed O +amikacin B-Chemical +retinal B-Disease +toxicity I-Disease +following O +treatment O +with O +amikacin B-Chemical +and O +vancomycin B-Chemical +for O +alpha O +- O +haemolytic O +streptococcal B-Disease +endophthalmitis I-Disease +. O + +RESULTS O +: O +Endophthalmitis B-Disease +resolved O +with O +improvement O +in O +visual O +acuity O +to O +6 O +/ O +24 O +at O +three O +months O +. O + +Fundus O +fluorescein B-Chemical +angiography O +confirmed O +macular O +capillary O +closure O +and O +telangiectasis B-Disease +. O + +CONCLUSIONS O +: O +Currently O +accepted O +intravitreal O +antibiotic O +regimens O +may O +cause O +retinal B-Disease +toxicity I-Disease +and O +macular O +ischaemia B-Disease +. O + +Treatment O +strategies O +aimed O +at O +avoiding O +retinal B-Disease +toxicity I-Disease +are O +discussed O +. O + +The O +role O +of O +nicotine B-Chemical +in O +smoking O +- O +related O +cardiovascular B-Disease +disease I-Disease +. O + +Nicotine B-Chemical +activates O +the O +sympathetic O +nervous O +system O +and O +in O +this O +way O +could O +contribute O +to O +cardiovascular B-Disease +disease I-Disease +. O + +Animal O +studies O +and O +mechanistic O +studies O +indicate O +that O +nicotine B-Chemical +could O +play O +a O +role O +in O +accelerating O +atherosclerosis B-Disease +, O +but O +evidence O +among O +humans O +is O +too O +inadequate O +to O +be O +definitive O +about O +such O +an O +effect O +. O + +Almost O +certainly O +, O +nicotine B-Chemical +via O +its O +hemodynamic O +effects O +contributes O +to O +acute O +cardiovascular O +events O +, O +although O +current O +evidence O +suggests O +that O +the O +effects O +of O +nicotine B-Chemical +are O +much O +less O +important O +than O +are O +the O +prothrombotic O +effects O +of O +cigarette O +smoking O +or O +the O +effects O +of O +carbon B-Chemical +monoxide I-Chemical +. O + +Nicotine B-Chemical +does O +not O +appear O +to O +enhance O +thrombosis B-Disease +among O +humans O +. O + +Clinical O +studies O +of O +pipe O +smokers O +and O +people O +using O +transdermal O +nicotine B-Chemical +support O +the O +idea O +that O +toxins O +other O +than O +nicotine B-Chemical +are O +the O +most O +important O +causes O +of O +acute O +cardiovascular O +events O +. O + +Finally O +, O +the O +dose O +response O +for O +cardiovascular O +events O +of O +nicotine B-Chemical +appears O +to O +be O +flat O +, O +suggesting O +that O +if O +nicotine B-Chemical +is O +involved O +, O +adverse O +effects O +might O +be O +seen O +with O +relatively O +low O +- O +level O +cigarette O +exposures O +. O + +Iatrogenically O +induced O +intractable O +atrioventricular B-Disease +reentrant I-Disease +tachycardia I-Disease +after O +verapamil B-Chemical +and O +catheter O +ablation O +in O +a O +patient O +with O +Wolff B-Disease +- I-Disease +Parkinson I-Disease +- I-Disease +White I-Disease +syndrome I-Disease +and O +idiopathic B-Disease +dilated I-Disease +cardiomyopathy I-Disease +. O + +In O +a O +patient O +with O +WPW B-Disease +syndrome I-Disease +and O +idiopathic B-Disease +dilated I-Disease +cardiomyopathy I-Disease +, O +intractable O +atrioventricular B-Disease +reentrant I-Disease +tachycardia I-Disease +( O +AVRT B-Disease +) O +was O +iatrogenically O +induced O +. O + +QRS O +without O +preexcitation O +, O +caused O +by O +junctional O +escape O +beats O +after O +verapamil B-Chemical +or O +unidirectional O +antegrade O +block O +of O +accessory O +pathway O +after O +catheter O +ablation O +, O +established O +frequent O +AVRT B-Disease +attack O +. O + +Epidemic O +of O +liver B-Disease +disease I-Disease +caused O +by O +hydrochlorofluorocarbons B-Chemical +used O +as O +ozone B-Chemical +- O +sparing O +substitutes O +of O +chlorofluorocarbons B-Chemical +. O + +BACKGROUND O +: O +Hydrochlorofluorocarbons B-Chemical +( O +HCFCs B-Chemical +) O +are O +used O +increasingly O +in O +industry O +as O +substitutes O +for O +ozone B-Chemical +- O +depleting O +chlorofluorocarbons B-Chemical +( O +CFCs B-Chemical +) O +. O + +Limited O +studies O +in O +animals O +indicate O +potential O +hepatotoxicity B-Disease +of O +some O +of O +these O +compounds O +. O + +We O +investigated O +an O +epidemic O +of O +liver B-Disease +disease I-Disease +in O +nine O +industrial O +workers O +who O +had O +had O +repeated O +accidental O +exposure O +to O +a O +mixture O +of O +1 B-Chemical +, I-Chemical +1 I-Chemical +- I-Chemical +dichloro I-Chemical +- I-Chemical +2 I-Chemical +, I-Chemical +2 I-Chemical +, I-Chemical +2 I-Chemical +- I-Chemical +trifluoroethane I-Chemical +( O +HCFC B-Chemical +123 I-Chemical +) O +and O +1 B-Chemical +- I-Chemical +chloro I-Chemical +- I-Chemical +1 I-Chemical +, I-Chemical +2 I-Chemical +, I-Chemical +2 I-Chemical +, I-Chemical +2 I-Chemical +- I-Chemical +tetrafluoroethane I-Chemical +( O +HCFC B-Chemical +124 I-Chemical +) O +. O + +All O +nine O +exposed O +workers O +were O +affected O +to O +various O +degrees O +. O + +Both O +compounds O +are O +metabolised O +in O +the O +same O +way O +as O +1 B-Chemical +- I-Chemical +bromo I-Chemical +- I-Chemical +1 I-Chemical +- I-Chemical +chloro I-Chemical +- I-Chemical +2 I-Chemical +, I-Chemical +2 I-Chemical +, I-Chemical +2 I-Chemical +- I-Chemical +trifluoroethane I-Chemical +( O +halothane B-Chemical +) O +to O +form O +reactive O +trifluoroacetyl B-Chemical +halide O +intermediates O +, O +which O +have O +been O +implicated O +in O +the O +hepatotoxicity B-Disease +of O +halothane B-Chemical +. O + +We O +aimed O +to O +test O +whether O +HCFCs B-Chemical +123 I-Chemical +and I-Chemical +124 I-Chemical +can O +result O +in O +serious O +liver B-Disease +disease I-Disease +. O + +METHODS O +: O +For O +one O +severely O +affected O +worker O +liver O +biopsy O +and O +immunohistochemical O +stainings O +for O +the O +presence O +of O +trifluoroacetyl B-Chemical +protein O +adducts O +were O +done O +. O + +The O +serum O +of O +six O +affected O +workers O +and O +five O +controls O +was O +tested O +for O +autoantibodies O +that O +react O +with O +human O +liver O +cytochrome O +- O +P450 O +2E1 O +( O +P450 O +2E1 O +) O +and O +P58 O +protein O +disulphide O +isomerase O +isoform O +( O +P58 O +) O +. O + +FINDINGS O +: O +The O +liver O +biopsy O +sample O +showed O +hepatocellular O +necrosis B-Disease +which O +was O +prominent O +in O +perivenular O +zone O +three O +and O +extended O +focally O +from O +portal O +tracts O +to O +portal O +tracts O +and O +centrilobular O +areas O +( O +bridging O +necrosis B-Disease +) O +. O + +Trifluoroacetyl B-Chemical +- O +adducted O +proteins O +were O +detected O +in O +surviving O +hepatocytes O +. O + +Autoantibodies O +against O +P450 O +2E1 O +or O +P58 O +, O +previously O +associated O +with O +halothane B-Disease +hepatitis I-Disease +, O +were O +detected O +in O +the O +serum O +of O +five O +affected O +workers O +. O + +INTERPRETATION O +: O +Repeated O +exposure O +of O +human O +beings O +to O +HCFCs B-Chemical +123 I-Chemical +and I-Chemical +124 I-Chemical +can O +result O +in O +serious O +liver B-Disease +injury I-Disease +in O +a O +large O +proportion O +of O +the O +exposed O +population O +. O + +Although O +the O +exact O +mechanism O +of O +hepatotoxicity B-Disease +of O +these O +agents O +is O +not O +known O +, O +the O +results O +suggest O +that O +trifluoroacetyl B-Chemical +- O +altered O +liver O +proteins O +are O +involved O +. O + +In O +view O +of O +the O +potentially O +widespread O +use O +of O +these O +compounds O +, O +there O +is O +an O +urgent O +need O +to O +develop O +safer O +alternatives O +. O + +Bile B-Disease +duct I-Disease +hamartoma I-Disease +occurring O +in O +association O +with O +long O +- O +term O +treatment O +with O +danazol B-Chemical +. O + +We O +report O +a O +case O +of O +bile B-Disease +duct I-Disease +hamartoma I-Disease +which O +developed O +in O +a O +patient O +who O +had O +been O +on O +long O +- O +term O +danazol B-Chemical +treatment O +. O + +Such O +patients O +should O +be O +under O +close O +follow O +- O +up O +, O +preferably O +with O +periodic O +ultrasound O +examination O +of O +the O +liver O +. O + +If O +the O +patient O +develops O +a O +liver B-Disease +mass I-Disease +, O +because O +of O +non O +- O +specific O +clinical O +features O +and O +imaging O +appearances O +, O +biopsy O +may O +be O +the O +only O +way O +to O +achieve O +a O +definitive O +diagnosis O +. O + +Endocrine O +screening O +in O +1 O +, O +022 O +men O +with O +erectile B-Disease +dysfunction I-Disease +: O +clinical O +significance O +and O +cost O +- O +effective O +strategy O +. O + +PURPOSE O +: O +We O +reviewed O +the O +results O +of O +serum O +testosterone B-Chemical +and O +prolactin O +determination O +in O +1 O +, O +022 O +patients O +referred O +because O +of O +erectile B-Disease +dysfunction I-Disease +and O +compared O +the O +data O +with O +history O +, O +results O +of O +physical O +examination O +, O +other O +etiological O +investigations O +and O +effects O +of O +endocrine O +therapy O +to O +refine O +the O +rules O +of O +cost O +- O +effective O +endocrine O +screening O +and O +to O +pinpoint O +actual O +responsibility O +for O +hormonal O +abnormalities O +. O + +MATERIALS O +AND O +METHODS O +: O +Testosterone B-Chemical +and O +prolactin O +were O +determined O +by O +radioimmunoassay O +. O + +Every O +patient O +was O +screened O +for O +testosterone B-Chemical +and O +451 O +were O +screened O +for O +prolactin O +on O +the O +basis O +of O +low B-Disease +sexual I-Disease +desire I-Disease +, O +gynecomastia B-Disease +or O +testosterone B-Chemical +less O +than O +4 O +ng O +. O +/ O +ml O +. O + +Determination O +was O +repeated O +in O +case O +of O +abnormal O +first O +results O +. O + +Prolactin O +results O +were O +compared O +with O +those O +of O +a O +previous O +personal O +cohort O +of O +1 O +, O +340 O +patients O +with O +erectile B-Disease +dysfunction I-Disease +and O +systematic O +prolactin O +determination O +. O + +Main O +clinical O +criteria O +tested O +regarding O +efficiency O +in O +hormone O +determination O +were O +low B-Disease +sexual I-Disease +desire I-Disease +, O +small O +testes O +and O +gynecomastia B-Disease +. O + +Endocrine O +therapy O +consisted O +of O +testosterone B-Chemical +heptylate I-Chemical +or O +human O +chorionic O +gonadotropin O +for O +hypogonadism B-Disease +and O +bromocriptine B-Chemical +for O +hyperprolactinemia B-Disease +. O + +RESULTS O +: O +Testosterone B-Chemical +was O +less O +than O +3 O +ng O +. O +/ O +ml O +. O +in O +107 O +patients O +but O +normal O +in O +40 O +% O +at O +repeat O +determination O +. O + +The O +prevalence O +of O +repeatedly O +low O +testosterone B-Chemical +increased O +with O +age O +( O +4 O +% O +before O +age O +50 O +years O +and O +9 O +% O +50 O +years O +or O +older O +) O +. O + +Two O +pituitary B-Disease +tumors I-Disease +were O +discovered O +after O +testosterone B-Chemical +determination O +. O + +Most O +of O +the O +other O +low O +testosterone B-Chemical +levels O +seemed O +to O +result O +from O +nonorganic O +hypothalamic B-Disease +dysfunction I-Disease +because O +of O +normal O +serum O +luteinizing O +hormone O +and O +prolactin O +and O +to O +have O +only O +a O +small O +role O +in O +erectile B-Disease +dysfunction I-Disease +( O +definite O +improvement O +in O +only O +16 O +of O +44 O +[ O +36 O +% O +] O +after O +androgen O +therapy O +, O +normal O +morning O +or O +nocturnal O +erections O +in O +30 O +% O +and O +definite O +vasculogenic O +contributions O +in O +42 O +% O +) O +. O + +Determining O +testosterone B-Chemical +only O +in O +cases O +of O +low B-Disease +sexual I-Disease +desire I-Disease +or O +abnormal O +physical O +examination O +would O +have O +missed O +40 O +% O +of O +the O +cases O +with O +low O +testosterone B-Chemical +, O +including O +37 O +% O +of O +those O +subsequently O +improved O +by O +androgen O +therapy O +. O + +Prolactin O +exceeded O +20 O +ng O +. O +/ O +ml O +. O +in O +5 O +men O +and O +was O +normal O +in O +2 O +at O +repeat O +determination O +. O + +Only O +1 O +prolactinoma B-Disease +was O +discovered O +. O + +These O +data O +are O +lower O +than O +those O +we O +found O +during O +the O +last O +2 O +decades O +( O +overall O +prolactin O +greater O +than O +20 O +ng O +. O +/ O +ml O +. O +in O +1 O +. O +86 O +% O +of O +1 O +, O +821 O +patients O +, O +prolactinomas B-Disease +in O +7 O +, O +0 O +. O +38 O +% O +) O +. O + +Bromocriptine B-Chemical +was O +definitely O +effective O +in O +cases O +with O +prolactin O +greater O +than O +35 O +ng O +. O +/ O +ml O +. O + +( O +8 O +of O +12 O +compared O +to O +only O +9 O +of O +22 O +cases O +with O +prolactin O +between O +20 O +and O +35 O +ng O +. O +/ O +ml O +. O +) O +. O + +Testosterone B-Chemical +was O +low O +in O +less O +than O +50 O +% O +of O +cases O +with O +prolactin O +greater O +than O +35 O +ng O +. O +/ O +ml O +. O + +CONCLUSIONS O +: O +Low O +prevalences O +and O +effects O +of O +low O +testosterone B-Chemical +and O +high O +prolactin O +in O +erectile B-Disease +dysfunction I-Disease +cannot O +justify O +their O +routine O +determination O +. O + +However O +, O +cost O +- O +effective O +screening O +strategies O +recommended O +so O +far O +missed O +40 O +to O +50 O +% O +of O +cases O +improved O +with O +endocrine O +therapy O +and O +the O +pituitary B-Disease +tumors I-Disease +. O + +We O +now O +advocate O +that O +before O +age O +50 O +years O +testosterone B-Chemical +be O +determined O +only O +in O +cases O +of O +low B-Disease +sexual I-Disease +desire I-Disease +and O +abnormal O +physical O +examination O +but O +that O +it O +be O +measured O +in O +all O +men O +older O +than O +50 O +years O +. O + +Prolactin O +should O +be O +determined O +only O +in O +cases O +of O +low B-Disease +sexual I-Disease +desire I-Disease +, O +gynecomastia B-Disease +and O +/ O +or O +testosterone B-Chemical +less O +than O +4 O +ng O +. O +/ O +ml O +. O + +Extrapyramidal O +side O +effects O +with O +risperidone B-Chemical +and O +haloperidol B-Chemical +at O +comparable O +D2 O +receptor O +occupancy O +levels O +. O + +Risperidone B-Chemical +is O +an O +antipsychotic O +drug O +with O +high O +affinity O +at O +dopamine B-Chemical +D2 O +and O +serotonin B-Chemical +5 I-Chemical +- I-Chemical +HT2 I-Chemical +receptors O +. O + +Previous O +clinical O +studies O +have O +proposed O +that O +risperidone B-Chemical +' O +s O +pharmacologic O +profile O +may O +produce O +improved O +efficacy O +for O +negative O +psychotic B-Disease +symptoms I-Disease +and O +decreased O +propensity O +for O +extrapyramidal O +side O +effects O +; O +features O +shared O +by O +so O +- O +called O +' O +atypical O +' O +neuroleptics O +. O + +To O +determine O +if O +routine O +risperidone B-Chemical +treatment O +is O +associated O +with O +a O +unique O +degree O +of O +D2 O +receptor O +occupancy O +and O +pattern O +of O +clinical O +effects O +, O +we O +used O +[ O +123I O +] O +IBZM O +SPECT O +to O +determine O +D2 O +occupancy O +in O +subjects O +treated O +with O +routine O +clinical O +doses O +of O +risperidone B-Chemical +( O +n O += O +12 O +) O +or O +haloperidol B-Chemical +( O +n O += O +7 O +) O +. O + +Both O +risperidone B-Chemical +and O +haloperidol B-Chemical +produced O +D2 O +occupancy O +levels O +between O +approximately O +60 O +and O +90 O +% O +at O +standard O +clinical O +doses O +. O + +There O +was O +no O +significant O +difference O +between O +occupancy O +levels O +obtained O +with O +haloperidol B-Chemical +or O +risperidone B-Chemical +. O + +Drug B-Disease +- I-Disease +induced I-Disease +parkinsonism I-Disease +was O +observed O +in O +subjects O +treated O +with O +risperidone B-Chemical +( O +42 O +% O +) O +and O +haloperidol B-Chemical +( O +29 O +% O +) O +and O +was O +observed O +at O +occupancy O +levels O +above O +60 O +% O +. O + +Based O +on O +these O +observations O +, O +it O +is O +concluded O +that O +5 O +- O +HT2 O +blockade O +obtained O +with O +risperidone B-Chemical +at O +D2 O +occupancy O +rates O +of O +60 O +% O +and O +above O +does O +not O +appear O +to O +protect O +against O +the O +risk O +for O +extrapyramidal O +side O +effects O +. O + +Treatment O +of O +previously O +treated O +metastatic O +breast B-Disease +cancer I-Disease +by O +mitoxantrone B-Chemical +and O +48 O +- O +hour O +continuous O +infusion O +of O +high O +- O +dose O +5 B-Chemical +- I-Chemical +FU I-Chemical +and O +leucovorin B-Chemical +( O +MFL B-Chemical +) O +: O +low O +palliative O +benefit O +and O +high O +treatment O +- O +related O +toxicity B-Disease +. O + +For O +previously O +treated O +advanced O +breast B-Disease +cancer I-Disease +, O +there O +is O +no O +standard O +second O +- O +line O +therapy O +. O + +Combination O +chemotherapy O +with O +mitoxantrone B-Chemical +, O +high O +- O +dose O +5 B-Chemical +- I-Chemical +fluorouracil I-Chemical +( O +5 B-Chemical +- I-Chemical +FU I-Chemical +) O +and O +leucovorin B-Chemical +( O +MFL B-Chemical +regimen I-Chemical +) O +had O +been O +reported O +as O +an O +effective O +and O +well O +tolerated O +regimen O +. O + +From O +October O +1993 O +to O +November O +1995 O +, O +we O +treated O +13 O +patients O +with O +previously O +chemotherapy O +- O +treated O +metastatic O +breast B-Disease +cancer I-Disease +by O +mitoxantrone B-Chemical +, O +12 O +mg O +/ O +m2 O +, O +on O +day O +1 O +and O +continuous O +infusion O +of O +5 B-Chemical +- I-Chemical +FU I-Chemical +, O +3000 O +mg O +/ O +m2 O +, O +together O +with O +leucovorin B-Chemical +, O +300 O +mg O +/ O +m2 O +, O +for O +48 O +h O +from O +day O +1 O +to O +2 O +. O + +Each O +course O +of O +chemotherapy O +was O +given O +every O +4 O +weeks O +. O + +Most O +of O +these O +patients O +had O +more O +than O +two O +metastatic O +sites O +, O +with O +lung O +metastasis O +predominant O +. O + +Seven O +patients O +had O +been O +treated O +with O +anthracycline B-Chemical +. O + +Seven O +patients O +had O +previously O +received O +radiotherapy O +and O +seven O +had O +received O +hormone O +therapy O +. O + +Median O +number O +of O +courses O +of O +MFL B-Chemical +regimen I-Chemical +given O +was O +six O +and O +the O +median O +cumulative O +dose O +of O +mitoxantrone B-Chemical +was O +68 O +. O +35 O +mg O +/ O +m2 O +. O + +One O +patient O +had O +complete O +response O +, O +seven O +had O +stable O +disease O +, O +none O +had O +partial O +response O +and O +five O +had O +progressive O +disease O +. O + +The O +overall O +objective O +response O +rate O +was O +7 O +. O +6 O +% O +. O + +The O +median O +follow O +- O +up O +period O +was O +14 O +months O +. O + +Median O +survival O +was O +16 O +months O +. O + +Median O +progression O +- O +free O +survival O +was O +5 O +months O +. O + +A O +complete O +responder O +had O +relapse O +- O +free O +survival O +up O +to O +17 O +months O +. O + +Major O +toxicities B-Disease +were O +cardiotoxicity B-Disease +and O +leukopenia B-Disease +. O + +Eight O +patients O +were O +dead O +in O +the O +last O +follow O +- O +up O +; O +two O +of O +them O +died O +of O +treatment O +- O +related O +toxicity B-Disease +. O + +The O +MFL B-Chemical +regimen I-Chemical +achieves O +little O +palliative O +benefit O +and O +induces O +severe O +toxicity B-Disease +at O +a O +fairly O +high O +rate O +. O + +Administration O +of O +this O +regimen O +to O +breast B-Disease +cancer I-Disease +patients O +who O +have O +been O +treated O +by O +chemotherapy O +and O +those O +with O +impaired B-Disease +heart I-Disease +function I-Disease +requires O +careful O +attention O +. O + +Ticlopidine B-Chemical +- O +induced O +aplastic B-Disease +anemia I-Disease +: O +report O +of O +three O +Chinese O +patients O +and O +review O +of O +the O +literature O +. O + +In O +this O +study O +, O +three O +Chinese O +patients O +with O +ticlopidine B-Chemical +- O +induced O +aplastic B-Disease +anemia I-Disease +were O +reported O +and O +another O +13 O +patients O +in O +the O +English O +literature O +were O +reviewed O +. O + +We O +attempted O +to O +find O +underlying O +similarities O +, O +evaluate O +the O +risk O +factors O +, O +and O +identify O +appropriate O +treatment O +for O +this O +complication O +. O + +All O +but O +one O +of O +the O +patients O +were O +over O +60 O +years O +old O +, O +and O +the O +6 O +who O +died O +were O +all O +older O +than O +65 O +. O + +Therefore O +, O +old O +age O +may O +be O +a O +risk O +factor O +for O +developing O +this O +complication O +. O + +Agranulocytosis B-Disease +occurred O +3 O +- O +20 O +weeks O +after O +initiation O +of O +ticlopidine B-Chemical +, O +so O +frequent O +examination O +of O +white O +cell O +count O +during O +treatment O +is O +recommended O +. O + +There O +seemed O +to O +be O +no O +direct O +correlation O +between O +the O +dose O +or O +duration O +used O +and O +the O +severity O +of O +bone B-Disease +marrow I-Disease +suppression I-Disease +. O + +Treatment O +for O +ticlopidine B-Chemical +- O +induced O +aplastic B-Disease +anemia I-Disease +with O +colony O +- O +stimulating O +factors O +seemed O +to O +have O +little O +effect O +. O + +The O +fact O +that O +5 O +of O +the O +6 O +patients O +who O +received O +concurrent O +calcium B-Chemical +channel O +blockers O +died O +, O +should O +alert O +clinicians O +to O +be O +more O +cautious O +when O +using O +these O +two O +drugs O +simultaneously O +. O + +Upregulation O +of O +the O +expression O +of O +vasopressin B-Chemical +gene O +in O +the O +paraventricular O +and O +supraoptic O +nuclei O +of O +the O +lithium B-Chemical +- O +induced O +diabetes B-Disease +insipidus I-Disease +rat O +. O + +The O +expression O +of O +arginine B-Chemical +vasopressin I-Chemical +( O +AVP B-Chemical +) O +gene O +in O +the O +paraventricular O +( O +PVN O +) O +and O +supraoptic O +nuclei O +( O +SON O +) O +was O +investigated O +in O +rats O +with O +lithium B-Chemical +( O +Li B-Chemical +) O +- O +induced O +polyuria B-Disease +, O +using O +in O +situ O +hybridization O +histochemistry O +and O +radioimmunoassay O +. O + +The O +male O +Wistar O +rats O +consuming O +a O +diet O +that O +contained O +LiCl B-Chemical +( O +60 O +mmol O +/ O +kg O +) O +for O +4 O +weeks O +developed O +marked O +polyuria B-Disease +. O + +The O +Li B-Chemical +- O +treated O +rats O +produced O +a O +large O +volume O +of O +hypotonic O +urine O +with O +low O +ionic O +concentrations O +. O + +Plasma O +sodium B-Chemical +concentrations O +were O +found O +to O +be O +slightly O +increased O +in O +the O +Li B-Chemical +- O +treated O +rats O +compared O +with O +those O +in O +controls O +. O + +Plasma O +concentration O +of O +AVP B-Chemical +and O +transcripts O +of O +AVP B-Chemical +gene O +in O +the O +PVN O +and O +SON O +were O +significantly O +increased O +in O +the O +Li B-Chemical +- O +treated O +rats O +compared O +with O +controls O +. O + +These O +results O +suggest O +that O +dehydration B-Disease +and O +/ O +or O +the O +activation O +of O +visceral O +afferent O +inputs O +may O +contribute O +to O +the O +elevation O +of O +plasma O +AVP B-Chemical +and O +the O +upregulation O +of O +AVP B-Chemical +gene O +expression O +in O +the O +PVN O +and O +the O +SON O +of O +the O +Li B-Chemical +- O +induced O +diabetes B-Disease +insipidus I-Disease +rat O +. O + +Antinociceptive O +and O +antiamnesic O +properties O +of O +the O +presynaptic O +cholinergic O +amplifier O +PG B-Chemical +- I-Chemical +9 I-Chemical +. O + +The O +antinociceptive O +effect O +of O +3 B-Chemical +alpha I-Chemical +- I-Chemical +tropyl I-Chemical +2 I-Chemical +- I-Chemical +( I-Chemical +p I-Chemical +- I-Chemical +bromophenyl I-Chemical +) I-Chemical +propionate I-Chemical +[ O +( O ++ O +/ O +- O +) O +- O +PG B-Chemical +- I-Chemical +9 I-Chemical +] O +( O +10 O +- O +40 O +mg O +kg O +- O +1 O +s O +. O +c O +. O +; O +30 O +- O +60 O +mg O +kg O +- O +1 O +p O +. O +o O +. O +; O +10 O +- O +30 O +mg O +kg O +- O +1 O +i O +. O +v O +. O +; O +10 O +- O +30 O +micrograms O +/ O +mouse O +i O +. O +c O +. O +v O +. O +) O +was O +examined O +in O +mice O +, O +rats O +and O +guinea O +pigs O +by O +use O +of O +the O +hot O +- O +plate O +, O +abdominal O +- O +constriction O +, O +tail O +- O +flick O +and O +paw O +- O +pressure O +tests O +. O + +( O ++ O +/ O +- O +) O +- O +PG B-Chemical +- I-Chemical +9 I-Chemical +antinociception O +peaked O +15 O +min O +after O +injection O +and O +then O +slowly O +diminished O +. O + +The O +antinociception O +produced O +by O +( O ++ O +/ O +- O +) O +- O +PG B-Chemical +- I-Chemical +9 I-Chemical +was O +prevented O +by O +the O +unselective O +muscarinic O +antagonist O +atropine B-Chemical +, O +the O +M1 O +- O +selective O +antagonists O +pirenzepine B-Chemical +and O +dicyclomine B-Chemical +and O +the O +acetylcholine B-Chemical +depletor O +hemicholinium B-Chemical +- I-Chemical +3 I-Chemical +, O +but O +not O +by O +the O +opioid O +antagonist O +naloxone B-Chemical +, O +the O +gamma B-Chemical +- I-Chemical +aminobutyric I-Chemical +acidB I-Chemical +antagonist O +3 B-Chemical +- I-Chemical +aminopropyl I-Chemical +- I-Chemical +diethoxy I-Chemical +- I-Chemical +methyl I-Chemical +- I-Chemical +phosphinic I-Chemical +acid I-Chemical +, O +the O +H3 O +agonist O +R B-Chemical +- I-Chemical +( I-Chemical +alpha I-Chemical +) I-Chemical +- I-Chemical +methylhistamine I-Chemical +, O +the O +D2 O +antagonist O +quinpirole B-Chemical +, O +the O +5 B-Chemical +- I-Chemical +hydroxytryptamine4 I-Chemical +antagonist O +2 B-Chemical +- I-Chemical +methoxy I-Chemical +- I-Chemical +4 I-Chemical +- I-Chemical +amino I-Chemical +- I-Chemical +5 I-Chemical +- I-Chemical +chlorobenzoic I-Chemical +acid I-Chemical +2 I-Chemical +- I-Chemical +( I-Chemical +diethylamino I-Chemical +) I-Chemical +ethyl I-Chemical +ester I-Chemical +hydrochloride O +, O +the O +5 B-Chemical +- I-Chemical +hydroxytryptamin1A I-Chemical +antagonist O +1 B-Chemical +- I-Chemical +( I-Chemical +2 I-Chemical +- I-Chemical +methoxyphenyl I-Chemical +) I-Chemical +- I-Chemical +4 I-Chemical +- I-Chemical +[ I-Chemical +4 I-Chemical +- I-Chemical +( I-Chemical +2 I-Chemical +- I-Chemical +phthalimido I-Chemical +) I-Chemical +butyl I-Chemical +] I-Chemical +piperazine I-Chemical +hydrobromide O +and O +the O +polyamines O +depletor O +reserpine B-Chemical +. O + +Based O +on O +these O +data O +, O +it O +can O +be O +postulated O +that O +( O ++ O +/ O +- O +) O +- O +PG B-Chemical +- I-Chemical +9 I-Chemical +exerted O +an O +antinociceptive O +effect O +mediated O +by O +a O +central O +potentiation O +of O +cholinergic O +transmission O +. O + +( O ++ O +/ O +- O +) O +- O +PG B-Chemical +- I-Chemical +9 I-Chemical +( O +10 O +- O +40 O +mg O +kg O +- O +1 O +i O +. O +p O +. O +) O +was O +able O +to O +prevent O +amnesia B-Disease +induced O +by O +scopolamine B-Chemical +( O +1 O +mg O +kg O +- O +1 O +i O +. O +p O +. O +) O +and O +dicyclomine B-Chemical +( O +2 O +mg O +kg O +- O +1 O +i O +. O +p O +. O +) O +in O +the O +mouse O +passive O +- O +avoidance O +test O +. O + +Affinity O +profiles O +of O +( O ++ O +/ O +- O +) O +- O +PG B-Chemical +- I-Chemical +9 I-Chemical +for O +muscarinic O +receptor O +subtypes O +, O +determined O +by O +functional O +studies O +( O +rabbit O +vas O +deferens O +for O +M1 O +, O +guinea O +pig O +atrium O +for O +M2 O +, O +guinea O +pig O +ileum O +for O +M3 O +and O +immature O +guinea O +pig O +uterus O +for O +putative O +M4 O +) O +, O +have O +shown O +an O +M4 O +/ O +M1 O +selectivity O +ratio O +of O +10 O +. O +2 O +that O +might O +be O +responsible O +for O +the O +antinociception O +and O +the O +anti O +- O +amnesic B-Disease +effect O +induced O +by O +( O ++ O +/ O +- O +) O +- O +PG B-Chemical +- I-Chemical +9 I-Chemical +through O +an O +increase O +in O +acetylcholine B-Chemical +extracellular O +levels O +. O + +In O +the O +antinociceptive O +and O +antiamnesic O +dose O +range O +, O +( O ++ O +/ O +- O +) O +- O +PG B-Chemical +- I-Chemical +9 I-Chemical +did O +not O +impair O +mouse O +performance O +evaluated O +by O +the O +rota O +- O +rod O +test O +and O +Animex O +apparatus O +. O + +The O +effect O +of O +different O +anaesthetic O +agents O +in O +hearing B-Disease +loss I-Disease +following O +spinal O +anaesthesia O +. O + +The O +cause O +of O +hearing B-Disease +loss I-Disease +after O +spinal O +anaesthesia O +is O +unknown O +. O + +Up O +until O +now O +, O +the O +only O +factor O +studied O +has O +been O +the O +effect O +of O +the O +diameter O +of O +the O +spinal O +needle O +on O +post O +- O +operative O +sensorineural B-Disease +hearing I-Disease +loss I-Disease +. O + +The O +aim O +of O +this O +study O +was O +to O +describe O +this O +hearing B-Disease +loss I-Disease +and O +to O +investigate O +other O +factors O +influencing O +the O +degree O +of O +hearing B-Disease +loss I-Disease +. O + +Two O +groups O +of O +22 O +similar O +patients O +were O +studied O +: O +one O +group O +received O +6 O +mL O +prilocaine B-Chemical +2 O +% O +; O +and O +the O +other O +received O +3 O +mL O +bupivacaine B-Chemical +0 O +. O +5 O +% O +. O + +Patients O +given O +prilocaine B-Chemical +were O +more O +likely O +to O +develop O +hearing B-Disease +loss I-Disease +( O +10 O +out O +of O +22 O +) O +than O +those O +given O +bupivacaine B-Chemical +( O +4 O +out O +of O +22 O +) O +( O +P O +< O +0 O +. O +05 O +) O +. O + +The O +average O +hearing B-Disease +loss I-Disease +for O +speech O +frequencies O +was O +about O +10 O +dB O +after O +prilocaine B-Chemical +and O +15 O +dB O +after O +bupivacaine B-Chemical +. O + +None O +of O +the O +patients O +complained O +of O +subjective O +hearing B-Disease +loss I-Disease +. O + +Long O +- O +term O +follow O +- O +up O +of O +the O +patients O +was O +not O +possible O +. O + +A O +transient O +neurological B-Disease +deficit I-Disease +following O +intrathecal O +injection O +of O +1 O +% O +hyperbaric O +bupivacaine B-Chemical +for O +unilateral O +spinal O +anaesthesia O +. O + +We O +describe O +a O +case O +of O +transient O +neurological B-Disease +deficit I-Disease +that O +occurred O +after O +unilateral O +spinal O +anaesthesia O +with O +8 O +mg O +of O +1 O +% O +hyperbaric O +bupivacaine B-Chemical +slowly O +injected O +through O +a O +25 O +- O +gauge O +pencil O +- O +point O +spinal O +needle O +. O + +The O +surgery O +and O +anaesthesia O +were O +uneventful O +, O +but O +3 O +days O +after O +surgery O +, O +the O +patient O +reported O +an O +area O +of O +hypoaesthesia O +over O +L3 O +- O +L4 O +dermatomes O +of O +the O +leg O +which O +had O +been O +operated O +on O +( O +loss B-Disease +of I-Disease +pinprick I-Disease +sensation I-Disease +) O +without O +reduction O +in O +muscular O +strength O +. O + +Sensation O +in O +this O +area O +returned O +to O +normal O +over O +the O +following O +2 O +weeks O +. O + +Prospective O +multicentre O +studies O +with O +a O +large O +population O +and O +a O +long O +follow O +- O +up O +should O +be O +performed O +in O +order O +to O +evaluate O +the O +incidence O +of O +this O +unusual O +side O +effect O +. O + +However O +, O +we O +suggest O +that O +a O +low O +solution O +concentration O +should O +be O +preferred O +for O +unilateral O +spinal O +anaesthesia O +with O +a O +hyperbaric O +anaesthetic O +solution O +( O +if O +pencil O +- O +point O +needle O +and O +slow O +injection O +rate O +are O +employed O +) O +, O +in O +order O +to O +minimize O +the O +risk O +of O +a O +localized O +high O +peak O +anaesthetic O +concentration O +, O +which O +might O +lead O +to O +a O +transient O +neurological B-Disease +deficit I-Disease +. O + +Transient B-Disease +neurologic I-Disease +symptoms I-Disease +after O +spinal O +anesthesia O +: O +a O +lower O +incidence O +with O +prilocaine B-Chemical +and O +bupivacaine B-Chemical +than O +with O +lidocaine B-Chemical +. O + +BACKGROUND O +: O +Recent O +evidence O +suggests O +that O +transient B-Disease +neurologic I-Disease +symptoms I-Disease +( O +TNSs B-Disease +) O +frequently O +follow O +lidocaine B-Chemical +spinal O +anesthesia O +but O +are O +infrequent O +with O +bupivacaine B-Chemical +. O + +However O +, O +identification O +of O +a O +short O +- O +acting O +local O +anesthetic O +to O +substitute O +for O +lidocaine B-Chemical +for O +brief O +surgical O +procedures O +remains O +an O +important O +goal O +. O + +Prilocaine B-Chemical +is O +an O +amide O +local O +anesthetic O +with O +a O +duration O +of O +action O +similar O +to O +that O +of O +lidocaine B-Chemical +. O + +Accordingly O +, O +the O +present O +, O +prospective O +double O +- O +blind O +study O +compares O +prilocaine B-Chemical +with O +lidocaine B-Chemical +and O +bupivacaine B-Chemical +with O +respect O +to O +duration O +of O +action O +and O +relative O +risk O +of O +TNSs B-Disease +. O + +METHODS O +: O +Ninety O +patients O +classified O +as O +American O +Society O +of O +Anesthesiologists O +physical O +status O +I O +or O +II O +who O +were O +scheduled O +for O +short O +gynecologic O +procedures O +under O +spinal O +anesthesia O +were O +randomly O +allocated O +to O +receive O +2 O +. O +5 O +ml O +2 O +% O +lidocaine B-Chemical +in O +7 O +. O +5 O +% O +glucose B-Chemical +, O +2 O +% O +prilocaine B-Chemical +in O +7 O +. O +5 O +% O +glucose B-Chemical +, O +or O +0 O +. O +5 O +% O +bupivacaine B-Chemical +in O +7 O +. O +5 O +% O +glucose B-Chemical +. O + +All O +solutions O +were O +provided O +in O +blinded O +vials O +by O +the O +hospital O +pharmacy O +. O + +Details O +of O +spinal O +puncture O +, O +extension O +and O +regression O +of O +spinal O +block O +, O +and O +the O +times O +to O +reach O +discharge O +criteria O +were O +noted O +. O + +In O +the O +evening O +of O +postoperative O +day O +1 O +, O +patients O +were O +evaluated O +for O +TNSs B-Disease +by O +a O +physician O +unaware O +of O +the O +drug O +administered O +and O +the O +details O +of O +the O +anesthetic O +procedure O +. O + +RESULTS O +: O +Nine O +of O +30 O +patients O +receiving O +lidocaine B-Chemical +experienced O +TNSs B-Disease +, O +1 O +of O +30 O +patients O +receiving O +prilocaine B-Chemical +( O +P O += O +0 O +. O +03 O +) O +had O +them O +, O +and O +none O +of O +30 O +patients O +receiving O +bupivacaine B-Chemical +had O +TNSs B-Disease +. O + +Times O +to O +ambulate O +and O +to O +void O +were O +similar O +after O +lidocaine B-Chemical +and O +prilocaine B-Chemical +( O +150 O +vs O +. O +165 O +min O +and O +238 O +vs O +. O +253 O +min O +, O +respectively O +) O +but O +prolonged O +after O +bupivacaine B-Chemical +( O +200 O +and O +299 O +min O +, O +respectively O +; O +P O +< O +0 O +. O +05 O +) O +. O + +CONCLUSIONS O +: O +Prilocaine B-Chemical +may O +be O +preferable O +to O +lidocaine B-Chemical +for O +short O +surgical O +procedures O +because O +it O +has O +a O +similar O +duration O +of O +action O +but O +a O +lower O +incidence O +of O +TNSs B-Disease +. O + +Suxamethonium B-Chemical +- O +induced O +cardiac B-Disease +arrest I-Disease +and O +death B-Disease +following O +5 O +days O +of O +immobilization O +. O + +The O +present O +report O +describes O +a O +case O +of O +cardiac B-Disease +arrest I-Disease +and O +subsequent O +death B-Disease +as O +a O +result O +of O +hyperkalaemia B-Disease +following O +the O +use O +of O +suxamethonium B-Chemical +in O +a O +23 O +- O +year O +- O +old O +Malawian O +woman O +. O + +Five O +days O +after O +the O +onset O +of O +the O +symptoms O +of O +meningitis B-Disease +, O +the O +patient O +aspirated O +stomach O +contents O +and O +needed O +endotracheal O +intubation O +. O + +Forty O +seconds O +after O +injection O +of O +suxamethonium B-Chemical +, O +bradycardia B-Disease +and O +cardiac B-Disease +arrest I-Disease +occurred O +. O + +Attempts O +to O +resuscitate O +the O +patient O +were O +not O +successful O +. O + +The O +serum O +level O +of O +potassium B-Chemical +was O +observed O +to O +be O +8 O +. O +4 O +mequiv O +L O +- O +1 O +. O + +Apart O +from O +the O +reduction O +in O +the O +patient O +' O +s O +level O +of O +consciousness O +, O +there O +were O +no O +signs O +of O +motor O +neurone O +damage O +or O +of O +any O +of O +the O +other O +known O +predisposing O +conditions O +for O +hyperkalaemia B-Disease +following O +the O +administration O +of O +suxamethonium B-Chemical +. O + +It O +is O +postulated O +that O +her O +death B-Disease +was O +caused O +by O +hypersensitivity B-Disease +to O +suxamethonium B-Chemical +, O +associated O +with O +her O +5 O +- O +day O +immobilization O +. O + +Acute O +hepatitis B-Disease +, O +autoimmune B-Disease +hemolytic I-Disease +anemia I-Disease +, O +and O +erythroblastocytopenia B-Disease +induced O +by O +ceftriaxone B-Chemical +. O + +An O +80 O +- O +yr O +- O +old O +man O +developed O +acute O +hepatitis B-Disease +shortly O +after O +ingesting O +oral O +ceftriaxone B-Chemical +. O + +Although O +the O +transaminases O +gradually O +returned O +to O +baseline O +after O +withholding O +the O +beta B-Chemical +lactam I-Chemical +antibiotic O +, O +there O +was O +a O +gradual O +increase O +in O +serum O +bilirubin B-Chemical +and O +a O +decrease O +in O +hemoglobin O +concentration O +caused O +by O +an O +autoimmune B-Disease +hemolytic I-Disease +anemia I-Disease +and O +erythroblastocytopenia B-Disease +. O + +These O +responded O +to O +systemic O +steroids B-Chemical +and O +immunoglobulins O +. O + +Despite O +the O +widespread O +use O +of O +these O +agents O +this O +triad O +of O +side O +effects O +has O +not O +previously O +been O +reported O +in O +connection O +with O +beta B-Chemical +lactam I-Chemical +antibiotics O +. O + +Thyroxine B-Chemical +abuse O +: O +an O +unusual O +case O +of O +thyrotoxicosis B-Disease +in O +pregnancy O +. O + +Eating B-Disease +disorders I-Disease +and O +the O +associated O +behavioural O +problems O +and O +drug B-Disease +abuse I-Disease +are O +uncommon O +in O +pregnancy O +. O + +When O +they O +do O +occur O +they O +are O +often O +unrecognized O +because O +of O +denial O +but O +when O +significant O +may O +pose O +a O +risk O +to O +both O +the O +mother O +and O +her O +fetus O +. O + +This O +case O +illustrates O +a O +number O +of O +problems O +that O +may O +be O +encountered O +in O +women O +with O +eating B-Disease +disorders I-Disease +in O +pregnancy O +, O +including O +prolonged O +and O +recurrent O +metabolic O +disturbances O +and O +diuretic O +abuse O +. O + +In O +particular O +it O +illustrates O +the O +derangements O +of O +thyroid O +function O +seen O +in O +pregnant O +women O +with O +eating B-Disease +disorders I-Disease +and O +reminds O +us O +that O +when O +a O +cause O +for O +thyrotoxicosis B-Disease +remains O +obscure O +, O +thyroxine B-Chemical +abuse O +should O +be O +considered O +and O +explored O +. O + +Repeated O +trimipramine B-Chemical +induces O +dopamine B-Chemical +D2 O +/ O +D3 O +and O +alpha1 O +- O +adrenergic O +up O +- O +regulation O +. O + +Trimipramine B-Chemical +( O +TRI B-Chemical +) O +, O +which O +shows O +a O +clinical O +antidepressant B-Chemical +activity O +, O +is O +chemically O +related O +to O +imipramine B-Chemical +but O +does O +not O +inhibit O +the O +reuptake O +of O +noradrenaline B-Chemical +and O +5 B-Chemical +- I-Chemical +hydroxytryptamine I-Chemical +, O +nor O +does O +it O +induce O +beta O +- O +adrenergic O +down O +- O +regulation O +. O + +The O +mechanism O +of O +its O +antidepressant B-Chemical +activity O +is O +still O +unknown O +. O + +The O +aim O +of O +the O +present O +study O +was O +to O +find O +out O +whether O +TRI B-Chemical +given O +repeatedly O +was O +able O +to O +induce O +adaptive O +changes O +in O +the O +dopaminergic O +and O +alpha1 O +- O +adrenergic O +systems O +, O +demonstrated O +by O +us O +previously O +for O +various O +antidepressants B-Chemical +. O + +TRI B-Chemical +was O +given O +to O +male O +Wistar O +rats O +and O +male O +Albino O +Swiss O +mice O +perorally O +twice O +daily O +for O +14 O +days O +. O + +In O +the O +acute O +experiment O +TRI B-Chemical +( O +given O +i O +. O +p O +. O +) O +does O +not O +antagonize O +the O +reserpine B-Chemical +hypothermia B-Disease +in O +mice O +and O +does O +not O +potentiate O +the O +5 B-Chemical +- I-Chemical +hydroxytryptophan I-Chemical +head O +twitches O +in O +rats O +. O + +TRI B-Chemical +given O +repeatedly O +to O +rats O +increases O +the O +locomotor O +hyperactivity B-Disease +induced O +by O +d B-Chemical +- I-Chemical +amphetamine I-Chemical +, O +quinpirole B-Chemical +and O +( O ++ O +) O +- O +7 O +- O +hydroxy O +- O +dipropyloaminotetralin O +( O +dopamine B-Chemical +D2 O +and O +D3 O +effects O +) O +. O + +The O +stereotypies O +induced O +by O +d B-Chemical +- I-Chemical +amphetamine I-Chemical +or O +apomorphine B-Chemical +are O +not O +potentiated O +by O +TRI B-Chemical +. O + +It O +increases O +the O +behaviour O +stimulation O +evoked O +by O +phenylephrine B-Chemical +( O +given O +intraventricularly O +) O +in O +rats O +, O +evaluated O +in O +the O +open O +field O +test O +as O +well O +as O +the O +aggressiveness B-Disease +evoked O +by O +clonidine B-Chemical +in O +mice O +, O +both O +these O +effects O +being O +mediated O +by O +an O +alpha1 O +- O +adrenergic O +receptor O +. O + +It O +may O +be O +concluded O +that O +, O +like O +other O +tricyclic O +antidepressants B-Chemical +studied O +previously O +, O +TRI B-Chemical +given O +repeatedly O +increases O +the O +responsiveness O +of O +brain O +dopamine B-Chemical +D2 O +and O +D3 O +( O +locomotor O +activity O +but O +not O +stereotypy O +) O +as O +well O +as O +alpha1 O +- O +adrenergic O +receptors O +to O +their O +agonists O +. O + +A O +question O +arises O +whether O +the O +reuptake O +inhibition O +is O +of O +any O +importance O +to O +the O +adaptive O +changes O +induced O +by O +repeated O +antidepressants B-Chemical +, O +suggested O +to O +be O +responsible O +for O +the O +antidepressant B-Chemical +activity O +. O + +Pethidine B-Chemical +- O +associated O +seizure B-Disease +in O +a O +healthy O +adolescent O +receiving O +pethidine B-Chemical +for O +postoperative B-Disease +pain I-Disease +control O +. O + +A O +healthy O +17 O +- O +year O +- O +old O +male O +received O +standard O +intermittent O +doses O +of O +pethidine B-Chemical +via O +a O +patient O +- O +controlled O +analgesia O +( O +PCA O +) O +pump O +for O +management O +of O +postoperative B-Disease +pain I-Disease +control O +. O + +Twenty O +- O +three O +h O +postoperatively O +he O +developed O +a O +brief O +self O +- O +limited O +seizure B-Disease +. O + +Both O +plasma O +pethidine B-Chemical +and O +norpethidine B-Chemical +were O +elevated O +in O +the O +range O +associated O +with O +clinical O +manifestations O +of O +central O +nervous O +system O +excitation O +. O + +No O +other O +risk O +factors O +for O +CNS O +toxicity B-Disease +were O +identified O +. O + +This O +method O +allowed O +frequent O +self O +- O +dosing O +of O +pethidine B-Chemical +at O +short O +time O +intervals O +and O +rapid O +accumulation O +of O +pethidine B-Chemical +and O +norpethidine B-Chemical +. O + +The O +routine O +use O +of O +pethidine B-Chemical +via O +PCA O +even O +for O +a O +brief O +postoperative O +analgesia O +should O +be O +reconsidered O +. O + +An O +unusual O +toxic O +reaction O +to O +axillary O +block O +by O +mepivacaine B-Chemical +with O +adrenaline B-Chemical +. O + +An O +increase B-Disease +in I-Disease +blood I-Disease +pressure I-Disease +, O +accompanied O +by O +atrial B-Disease +fibrillation I-Disease +, O +agitation B-Disease +, O +incomprehensible B-Disease +shouts I-Disease +and O +loss B-Disease +of I-Disease +consciousness I-Disease +, O +was O +observed O +in O +an O +elderly O +, O +ASA O +classification O +group O +II O +, O +cardiovascularly O +medicated O +male O +, O +12 O +min O +after O +performance O +of O +axillary O +block O +with O +mepivacaine B-Chemical +850 O +mg O +containing O +adrenaline B-Chemical +0 O +. O +225 O +mg O +, O +for O +correction O +of O +Dupuytren B-Disease +' I-Disease +s I-Disease +contracture I-Disease +. O + +After O +intravenous O +administration O +of O +labetalol B-Chemical +, O +metoprolol B-Chemical +and O +midazolam B-Chemical +the O +patient O +' O +s O +condition O +improved O +, O +and O +15 O +min O +later O +he O +woke O +up O +. O + +The O +block O +was O +successful O +and O +surgery O +was O +conducted O +as O +scheduled O +despite O +persisting O +atrial B-Disease +fibrillation I-Disease +. O + +Postoperatively O +, O +the O +patient O +refused O +DC O +cardioversion O +and O +was O +treated O +medically O +. O + +Both O +the O +temporal O +relationship O +of O +events O +and O +the O +response O +to O +treatment O +suggest O +that O +a O +rapid O +systemic O +absorption O +of O +mepivacaine B-Chemical +with O +adrenaline B-Chemical +and O +/ O +or O +interaction O +of O +these O +drugs O +with O +the O +patient O +' O +s O +cardiovascular O +medications O +were O +responsible O +for O +the O +perioperative O +complications O +. O + +Drug O +- O +associated O +acute O +- O +onset O +vanishing B-Disease +bile I-Disease +duct I-Disease +and O +Stevens B-Disease +- I-Disease +Johnson I-Disease +syndromes I-Disease +in O +a O +child O +. O + +Acute O +vanishing B-Disease +bile I-Disease +duct I-Disease +syndrome O +is O +a O +rare O +but O +established O +cause O +of O +progressive O +cholestasis B-Disease +in O +adults O +, O +is O +most O +often O +drug O +or O +toxin O +related O +, O +and O +is O +of O +unknown O +pathogenesis O +. O + +It O +has O +not O +been O +reported O +previously O +in O +children O +. O + +Stevens B-Disease +- I-Disease +Johnson I-Disease +syndrome I-Disease +is O +a O +well O +- O +recognized O +immune O +complex O +- O +mediated O +hypersensitivity B-Disease +reaction O +that O +affects O +all O +age O +groups O +, O +is O +drug O +or O +infection B-Disease +induced O +, O +and O +has O +classic O +systemic O +, O +mucosal O +, O +and O +dermatologic O +manifestations O +. O + +A O +previously O +healthy O +child O +who O +developed O +acute O +, O +severe O +, O +rapidly O +progressive O +vanishing B-Disease +bile I-Disease +duct I-Disease +syndrome I-Disease +shortly O +after O +Stevens B-Disease +- I-Disease +Johnson I-Disease +syndrome I-Disease +is O +described O +; O +this O +was O +temporally O +associated O +with O +ibuprofen B-Chemical +use O +. O + +Despite O +therapy O +with O +ursodeoxycholic B-Chemical +acid I-Chemical +, O +prednisone B-Chemical +, O +and O +then O +tacrolimus B-Chemical +, O +her O +cholestatic B-Disease +disease I-Disease +was O +unrelenting O +, O +with O +cirrhosis B-Disease +shown O +by O +biopsy O +6 O +months O +after O +presentation O +. O + +This O +case O +documents O +acute O +drug O +- O +related O +vanishing B-Disease +bile I-Disease +duct I-Disease +syndrome I-Disease +in O +the O +pediatric O +age O +group O +and O +suggests O +shared O +immune O +mechanisms O +in O +the O +pathogenesis O +of O +both O +Stevens B-Disease +- I-Disease +Johnson I-Disease +syndrome I-Disease +and O +vanishing B-Disease +bile I-Disease +duct I-Disease +syndrome I-Disease +. O + +High O +incidence O +of O +primary B-Disease +pulmonary I-Disease +hypertension I-Disease +associated O +with O +appetite B-Chemical +suppressants I-Chemical +in O +Belgium O +. O + +Primary B-Disease +pulmonary I-Disease +hypertension I-Disease +is O +a O +rare O +, O +progressive O +and O +incurable O +disease O +, O +which O +has O +been O +associated O +with O +the O +intake O +of O +appetite B-Chemical +suppressant I-Chemical +drugs O +. O + +The O +importance O +of O +this O +association O +was O +evaluated O +in O +Belgium O +while O +this O +country O +still O +had O +no O +restriction O +on O +the O +prescription O +of O +appetite B-Chemical +suppressants I-Chemical +. O + +Thirty O +- O +five O +patients O +with O +primary B-Disease +pulmonary I-Disease +hypertension I-Disease +and O +85 O +matched O +controls O +were O +recruited O +over O +32 O +months O +( O +1992 O +- O +1994 O +) O +in O +Belgium O +. O + +Exposure O +to O +appetite B-Chemical +- I-Chemical +suppressants I-Chemical +was O +assessed O +on O +the O +basis O +of O +hospital O +records O +and O +standardized O +interview O +. O + +Twenty O +- O +three O +of O +the O +patients O +had O +previously O +taken O +appetite B-Chemical +suppressants I-Chemical +, O +mainly O +fenfluramines B-Chemical +, O +as O +compared O +with O +only O +5 O +of O +the O +controls O +( O +66 O +versus O +6 O +% O +, O +p O +< O +0 O +. O +0001 O +) O +. O + +Five O +patients O +died O +before O +the O +interview O +, O +all O +of O +them O +had O +taken O +appetite B-Chemical +suppressants I-Chemical +. O + +In O +8 O +patients O +the O +diagnosis O +of O +primary B-Disease +pulmonary I-Disease +hypertension I-Disease +was O +uncertain O +, O +5 O +of O +them O +had O +taken O +appetite B-Chemical +suppressants I-Chemical +. O + +The O +patients O +who O +had O +been O +exposed O +to O +appetite B-Chemical +suppressants I-Chemical +tended O +to O +be O +on O +average O +more O +severely O +ill O +, O +and O +to O +have O +a O +shorter O +median O +delay O +between O +onset O +of O +symptoms O +and O +diagnosis O +. O + +A O +policy O +of O +unrestricted O +prescription O +of O +appetite B-Chemical +suppressants I-Chemical +may O +lead O +to O +a O +high O +incidence O +of O +associated O +primary B-Disease +pulmonary I-Disease +hypertension I-Disease +. O + +Intake O +of O +appetite B-Chemical +suppressants I-Chemical +may O +accelerate O +the O +progression O +of O +the O +disease O +. O + +Inappropriate O +use O +of O +carbamazepine B-Chemical +and O +vigabatrin B-Chemical +in O +typical O +absence B-Disease +seizures I-Disease +. O + +Carbamazepine B-Chemical +and O +vigabatrin B-Chemical +are O +contraindicated O +in O +typical O +absence B-Disease +seizures I-Disease +. O + +Of O +18 O +consecutive O +referrals O +of O +children O +with O +resistant O +typical O +absences O +only O +, O +eight O +were O +erroneously O +treated O +with O +carbamazepine B-Chemical +either O +as O +monotherapy O +or O +as O +an O +add O +- O +on O +. O + +Vigabatrin B-Chemical +was O +also O +used O +in O +the O +treatment O +of O +two O +children O +. O + +Frequency O +of O +absences O +increased O +in O +four O +children O +treated O +with O +carbamazepine B-Chemical +and O +two O +of O +these O +developed O +myoclonic B-Disease +jerks I-Disease +, O +which O +resolved O +on O +withdrawal O +of O +carbamazepine B-Chemical +. O + +Absences O +were O +aggravated O +in O +both O +cases O +where O +vigabatrin B-Chemical +was O +added O +on O +to O +concurrent O +treatment O +. O + +Optimal O +control O +of O +the O +absences O +was O +achieved O +with O +sodium B-Chemical +valproate I-Chemical +, O +lamotrigine B-Chemical +, O +or O +ethosuximide B-Chemical +alone O +or O +in O +combination O +. O + +Choreoathetoid B-Disease +movements I-Disease +associated O +with O +rapid O +adjustment O +to O +methadone B-Chemical +. O + +Choreatiform B-Disease +hyperkinesias I-Disease +are O +known O +to O +be O +occasional O +movement B-Disease +abnormalities I-Disease +during O +intoxications O +with O +cocaine B-Chemical +but O +not O +opiates O +. O + +This O +is O +a O +case O +report O +of O +euphoria O +and O +choreoathetoid B-Disease +movements I-Disease +both O +transiently O +induced O +by O +rapid O +adjustment O +to O +the O +selective O +mu O +- O +opioid O +receptor O +agonist O +methadone B-Chemical +in O +an O +inpatient O +previously O +abusing O +heroine B-Chemical +and O +cocaine B-Chemical +. O + +In O +addition O +, O +minor O +EEG O +abnormalities O +occurred O +. O + +Possible O +underlying O +neurobiological O +phenomena O +are O +discussed O +. O + +Adverse O +effects O +of O +the O +atypical O +antipsychotics O +. O + +Collaborative O +Working O +Group O +on O +Clinical O +Trial O +Evaluations O +. O + +Adverse O +effects O +of O +antipsychotics O +often O +lead O +to O +noncompliance O +. O + +Thus O +, O +clinicians O +should O +address O +patients O +' O +concerns O +about O +adverse O +effects O +and O +attempt O +to O +choose O +medications O +that O +will O +improve O +their O +patients O +' O +quality O +of O +life O +as O +well O +as O +overall O +health O +. O + +The O +side O +effect O +profiles O +of O +the O +atypical O +antipsychotics O +are O +more O +advantageous O +than O +those O +of O +the O +conventional O +neuroleptics O +. O + +Conventional O +agents O +are O +associated O +with O +unwanted O +central O +nervous O +system O +effects O +, O +including O +extrapyramidal B-Disease +symptoms I-Disease +( O +EPS B-Disease +) O +, O +tardive B-Disease +dyskinesia I-Disease +, O +sedation O +, O +and O +possible O +impairment O +of O +some O +cognitive O +measures O +, O +as O +well O +as O +cardiac O +effects O +, O +orthostatic B-Disease +hypotension I-Disease +, O +hepatic O +changes O +, O +anticholinergic O +side O +effects O +, O +sexual B-Disease +dysfunction I-Disease +, O +and O +weight B-Disease +gain I-Disease +. O + +The O +newer O +atypical O +agents O +have O +a O +lower O +risk O +of O +EPS B-Disease +, O +but O +are O +associated O +in O +varying O +degrees O +with O +sedation O +, O +cardiovascular O +effects O +, O +anticholinergic O +effects O +, O +weight B-Disease +gain I-Disease +, O +sexual B-Disease +dysfunction I-Disease +, O +hepatic O +effects O +, O +lowered O +seizure B-Disease +threshold O +( O +primarily O +clozapine B-Chemical +) O +, O +and O +agranulocytosis B-Disease +( O +clozapine B-Chemical +only O +) O +. O + +Since O +the O +incidence O +and O +severity O +of O +specific O +adverse O +effects O +differ O +among O +the O +various O +atypicals O +, O +the O +clinician O +should O +carefully O +consider O +which O +side O +effects O +are O +most O +likely O +to O +lead O +to O +the O +individual O +' O +s O +dissatisfaction O +and O +noncompliance O +before O +choosing O +an O +antipsychotic O +for O +a O +particular O +patient O +. O + +A O +randomized O +, O +placebo O +- O +controlled O +dose O +- O +comparison O +trial O +of O +haloperidol B-Chemical +for O +psychosis B-Disease +and O +disruptive B-Disease +behaviors I-Disease +in O +Alzheimer B-Disease +' I-Disease +s I-Disease +disease I-Disease +. O + +OBJECTIVE O +: O +The O +goal O +of O +this O +study O +was O +to O +compare O +the O +efficacy O +and O +side O +effects O +of O +two O +doses O +of O +haloperidol B-Chemical +and O +placebo O +in O +the O +treatment O +of O +psychosis B-Disease +and O +disruptive B-Disease +behaviors I-Disease +in O +patients O +with O +Alzheimer B-Disease +' I-Disease +s I-Disease +disease I-Disease +. O + +METHOD O +: O +In O +a O +6 O +- O +week O +random O +- O +assignment O +, O +double O +- O +blind O +, O +placebo O +- O +controlled O +trial O +( O +phase O +A O +) O +, O +haloperidol B-Chemical +, O +2 O +- O +3 O +mg O +/ O +day O +( O +standard O +dose O +) O +, O +and O +haloperidol B-Chemical +, O +0 O +. O +50 O +- O +0 O +. O +75 O +mg O +/ O +day O +( O +low O +dose O +) O +, O +were O +compared O +in O +71 O +outpatients O +with O +Alzheimer B-Disease +' I-Disease +s I-Disease +disease I-Disease +. O + +For O +the O +subsequent O +6 O +- O +week O +double O +- O +blind O +crossover O +phase O +( O +phase O +B O +) O +, O +patients O +taking O +standard O +- O +or O +low O +- O +dose O +haloperidol B-Chemical +were O +switched O +to O +placebo O +, O +and O +patients O +taking O +placebo O +were O +randomly O +assigned O +to O +standard O +- O +or O +low O +- O +dose O +haloperidol B-Chemical +. O + +RESULTS O +: O +For O +the O +60 O +patients O +who O +completed O +phase O +A O +, O +standard O +- O +dose O +haloperidol B-Chemical +was O +efficacious O +and O +superior O +to O +both O +low O +- O +dose O +haloperidol B-Chemical +and O +placebo O +for O +scores O +on O +the O +Brief O +Psychiatric O +Rating O +Scale O +psychosis B-Disease +factor O +and O +on O +psychomotor B-Disease +agitation I-Disease +. O + +Response O +rates O +according O +to O +three O +sets O +of O +criteria O +were O +greater O +with O +the O +standard O +dose O +( O +55 O +% O +- O +60 O +% O +) O +than O +the O +low O +dose O +( O +25 O +% O +- O +35 O +% O +) O +and O +placebo O +( O +25 O +% O +- O +30 O +% O +) O +. O + +The O +advantage O +of O +standard O +dose O +over O +low O +dose O +was O +replicated O +in O +phase O +B O +. O + +In O +phase O +A O +, O +extrapyramidal B-Disease +signs I-Disease +tended O +to O +be O +greater O +with O +the O +standard O +dose O +than O +in O +the O +other O +two O +conditions O +, O +primarily O +because O +of O +a O +subgroup O +( O +20 O +% O +) O +who O +developed O +moderate O +to O +severe O +signs O +. O + +Low O +- O +dose O +haloperidol B-Chemical +did O +not O +differ O +from O +placebo O +on O +any O +measure O +of O +efficacy O +or O +side O +effects O +. O + +CONCLUSIONS O +: O +The O +results O +indicated O +a O +favorable O +therapeutic O +profile O +for O +haloperidol B-Chemical +in O +doses O +of O +2 O +- O +3 O +mg O +/ O +day O +, O +although O +a O +subgroup O +developed O +moderate O +to O +severe O +extrapyramidal B-Disease +signs I-Disease +. O + +A O +starting O +dose O +of O +1 O +mg O +/ O +day O +with O +gradual O +, O +upward O +dose O +titration O +is O +recommended O +. O + +The O +narrow O +therapeutic O +window O +observed O +with O +haloperidol B-Chemical +may O +also O +apply O +to O +other O +neuroleptics O +used O +in O +Alzheimer B-Disease +' I-Disease +s I-Disease +disease I-Disease +patients O +with O +psychosis B-Disease +and O +disruptive B-Disease +behaviors I-Disease +. O + +Effects O +of O +acetylsalicylic B-Chemical +acid I-Chemical +, O +dipyridamole B-Chemical +, O +and O +hydrocortisone B-Chemical +on O +epinephrine B-Chemical +- O +induced O +myocardial B-Disease +injury I-Disease +in O +dogs O +. O + +A O +reproducible O +model O +for O +producing O +diffuse O +myocardial B-Disease +injury I-Disease +( O +epinephrine B-Chemical +infusion O +) O +has O +been O +developed O +to O +study O +the O +cardioprotective O +effects O +of O +agents O +or O +maneuvers O +which O +might O +alter O +the O +evolution O +of O +acute O +myocardial B-Disease +infarction I-Disease +. O + +Infusions O +of O +epinephrine B-Chemical +( O +4 O +mug O +per O +kilogram O +per O +minute O +for O +6 O +hours O +) O +increased O +radiocalcium B-Chemical +uptakes O +into O +intact O +myocardium O +and O +each O +of O +its O +subcellular O +components O +with O +the O +mitochondrial O +fraction O +showing O +the O +most O +consistent O +changes O +when O +compared O +to O +saline O +- O +infused O +control O +animals O +( O +4 O +, O +957 O +vs O +. O +827 O +counts O +per O +minute O +per O +gram O +of O +dried O +tissue O +or O +fraction O +) O +. O + +Myocardial O +concentrations O +of O +calcium B-Chemical +also O +increased O +significantly O +( O +12 O +. O +0 O +vs O +. O +5 O +. O +0 O +mg O +. O +per O +100 O +Gm O +. O +of O +fat O +- O +free O +dry O +weight O +) O +. O + +Infusions O +of O +calcium B-Chemical +chloride I-Chemical +sufficient O +to O +raise O +serum O +calcium B-Chemical +concentrations O +2 O +mEq O +. O +per O +liter O +failed O +to O +increase O +calcium B-Chemical +influx O +into O +the O +myocardial O +cell O +. O + +Mitochondrial O +radiocalcium B-Chemical +uptakes O +were O +significantly O +decreased O +in O +animals O +pretreated O +with O +acetylsalicylic B-Chemical +acid I-Chemical +or O +dipyridamole B-Chemical +or O +when O +hydrocortisone B-Chemical +was O +added O +to O +the O +epinephrine B-Chemical +infusion O +( O +2 O +, O +682 O +, O +2 O +, O +803 O +, O +and O +3 O +, O +424 O +counts O +per O +minute O +per O +gram O +of O +dried O +fraction O +, O +respectively O +) O +. O + +Myocardial O +calcium B-Chemical +concentrations O +also O +were O +decreased O +( O +11 O +. O +2 O +, O +8 O +. O +3 O +, O +and O +8 O +. O +9 O +mg O +. O +per O +100 O +Gm O +. O +of O +fat O +- O +free O +dry O +weight O +, O +respectively O +) O +in O +the O +three O +treatment O +groups O +, O +being O +significantly O +decreased O +only O +in O +the O +last O +two O +. O + +Evidence O +of O +microscopic O +damage O +was O +graded O +as O +less O +severe O +in O +the O +three O +treatment O +groups O +. O + +Acetylsalicylic B-Chemical +acid I-Chemical +, O +dipyridamole B-Chemical +, O +and O +hydrocortisone B-Chemical +all O +appear O +to O +have O +cardioprotective O +effects O +when O +tested O +in O +this O +model O +. O + +Clinical O +and O +histopathologic O +examination O +of O +renal O +allografts O +treated O +with O +tacrolimus B-Chemical +( O +FK506 B-Chemical +) O +for O +at O +least O +one O +year O +. O + +BACKGROUND O +: O +We O +clinically O +and O +pathologically O +analyzed O +renal O +allografts O +from O +1 O +9 O +renal O +transplant O +patients O +treated O +with O +tacrolimus B-Chemical +( O +FK506 B-Chemical +) O +for O +more O +than O +1 O +year O +. O + +METHODS O +: O +Twenty O +- O +six O +renal O +allograft O +biopsy O +specimens O +from O +1 O +9 O +renal O +transplant O +patients O +who O +underwent O +transplantations O +between O +1991 O +and O +1993 O +were O +evaluated O +. O + +Thirteen O +biopsies O +were O +performed O +from O +stable O +functioning O +renal O +allografts O +with O +informed O +consent O +( O +nonepisode O +biopsy O +) O +and O +the O +other O +13 O +were O +from O +dysfunctional O +renal O +allografts O +with O +a O +clinical O +indication O +for O +biopsy O +( O +episode O +biopsy O +) O +. O + +RESULTS O +: O +The O +main O +pathologic O +diagnoses O +( O +some O +overlap O +) O +were O +acute O +rejection O +( O +AR O +; O +n O += O +4 O +) O +, O +chronic O +rejection O +( O +CR O +; O +n O += O +5 O +) O +, O +AR O ++ O +CR O +( O +n O += O +4 O +) O +, O +recurrent O +IgA B-Disease +nephropathy I-Disease +( O +n O += O +5 O +) O +, O +normal O +findings O +( O +n O += O +2 O +) O +, O +minimal O +- O +type O +chronic O +FK506 B-Chemical +nephropathy B-Disease +( O +n O += O +9 O +) O +, O +and O +mild O +- O +type O +FK506 B-Chemical +nephropathy B-Disease +( O +n O += O +11 O +) O +. O + +Of O +the O +nonepisode O +biopsies O +, O +7 O +and O +4 O +biopsies O +showed O +minimal O +- O +type O +and O +mild O +- O +type O +chronic O +FK506 B-Chemical +nephropathy B-Disease +, O +respectively O +. O + +Chronic O +FK506 B-Chemical +nephropathy B-Disease +consisted O +of O +rough O +and O +foamy O +tubular O +vacuolization O +( O +5 O +biopsies O +) O +, O +arteriolopathy O +( O +angiodegeneration O +of O +the O +arteriolar O +wall O +; O +20 O +biopsies O +) O +, O +focal B-Disease +segmental I-Disease +glomerulosclerosis I-Disease +( O +4 O +biopsies O +) O +and O +the O +striped O +form O +of O +interstitial B-Disease +fibrosis I-Disease +( O +11 O +biopsies O +) O +. O + +The O +serum O +creatinine B-Chemical +levels O +of O +patients O +in O +the O +mild O +- O +type O +chronic O +FK506 B-Chemical +nephropathy B-Disease +group O +, O +which O +included O +7 O +episode O +biopsies O +, O +were O +statistically O +higher O +than O +those O +in O +the O +minimum O +- O +type O +chronic O +FK506 B-Chemical +- O +nephropathy B-Disease +group O +( O +P O +< O +0 O +. O +001 O +) O +. O + +CONCLUSIONS O +: O +This O +study O +demonstrates O +that O +chronic O +FK506 B-Chemical +nephropathy B-Disease +consists O +primarily O +of O +arteriolopathy O +manifesting O +as O +insudative O +hyalinosis O +of O +the O +arteriolar O +wall O +, O +and O +suggests O +that O +mild O +- O +type O +chronic O +FK506 B-Chemical +nephropathy B-Disease +is O +a O +condition O +which O +may O +lead O +to O +deterioration O +of O +renal O +allograft O +function O +. O + +Different O +lobular O +distributions O +of O +altered O +hepatocyte O +tight O +junctions O +in O +rat O +models O +of O +intrahepatic B-Disease +and I-Disease +extrahepatic I-Disease +cholestasis I-Disease +. O + +Hepatocyte O +tight O +junctions O +( O +TJs O +) O +, O +the O +only O +intercellular O +barrier O +between O +the O +sinusoidal O +and O +the O +canalicular O +spaces O +, O +play O +a O +key O +role O +in O +bile O +formation O +. O + +Although O +hepatocyte O +TJs O +are O +impaired O +in O +cholestasis B-Disease +, O +attempts O +to O +localize O +the O +precise O +site O +of O +hepatocyte O +TJ O +damage O +by O +freeze O +- O +fracture O +electron O +microscopy O +have O +produced O +limited O +information O +. O + +Recently O +, O +several O +TJ O +- O +associated O +proteins O +like O +ZO O +- O +1 O +and O +7H6 O +have O +been O +identified O +and O +characterized O +. O + +Immunolocalization O +of O +7H6 O +appears O +to O +closely O +correlate O +with O +paracellular O +permeability O +. O + +We O +used O +rat O +models O +of O +intrahepatic B-Disease +cholestasis I-Disease +by O +ethinyl B-Chemical +estradiol I-Chemical +( O +EE B-Chemical +) O +treatment O +and O +extrahepatic B-Disease +cholestasis I-Disease +by O +bile O +duct O +ligation O +( O +BDL O +) O +to O +precisely O +determine O +the O +site O +of O +TJ O +damage O +. O + +Alterations O +in O +hepatocyte O +TJs O +were O +assessed O +by O +double O +- O +immunolabeling O +for O +7H6 O +and O +ZO O +- O +1 O +using O +a O +confocal O +laser O +scanning O +microscope O +. O + +In O +control O +rats O +, O +immunostaining O +for O +7H6 O +and O +ZO O +- O +1 O +colocalized O +to O +outline O +bile O +canaliculi O +in O +a O +continuous O +fashion O +. O + +In O +contrast O +, O +7H6 O +and O +ZO O +- O +1 O +immunostaining O +was O +more O +discontinuous O +, O +outlining O +the O +bile O +canaliculi O +after O +BDL O +. O + +Immunostaining O +for O +7H6 O +, O +not O +ZO O +- O +1 O +, O +decreased O +and O +predominantly O +appeared O +as O +discrete O +signals O +in O +the O +submembranous O +cytoplasm O +of O +periportal O +hepatocytes O +after O +BDL O +. O + +After O +EE B-Chemical +treatment O +, O +changes O +in O +immunostaining O +for O +7H6 O +and O +ZO O +- O +1 O +were O +similar O +to O +those O +seen O +in O +periportal O +hepatocytes O +after O +BDL O +, O +but O +distributed O +more O +diffusely O +throughout O +the O +lobule O +. O + +This O +study O +is O +the O +first O +to O +demonstrate O +that O +impairment O +of O +hepatocyte O +TJs O +occurs O +heterogenously O +in O +the O +liver O +lobule O +after O +BDL O +and O +suggests O +that O +BDL O +and O +EE B-Chemical +treatments O +produce O +different O +lobular O +distributions O +of O +increased O +paracellular O +permeability O +. O + +Memory O +facilitation O +and O +stimulation O +of O +endogenous O +nerve O +growth O +factor O +synthesis O +by O +the O +acetylcholine B-Chemical +releaser O +PG B-Chemical +- I-Chemical +9 I-Chemical +. O + +The O +effects O +of O +PG B-Chemical +- I-Chemical +9 I-Chemical +( O +3alpha B-Chemical +- I-Chemical +tropyl I-Chemical +2 I-Chemical +- I-Chemical +( I-Chemical +p I-Chemical +- I-Chemical +bromophenyl I-Chemical +) I-Chemical +propionate I-Chemical +) O +, O +the O +acetylcholine B-Chemical +releaser O +, O +on O +memory O +processes O +and O +nerve O +growth O +factor O +( O +NGF O +) O +synthesis O +were O +evaluated O +. O + +In O +the O +mouse O +passive O +- O +avoidance O +test O +, O +PG B-Chemical +- I-Chemical +9 I-Chemical +( O +10 O +- O +30 O +mg O +/ O +kg O +, O +i O +. O +p O +. O +) O +, O +administered O +20 O +min O +before O +the O +training O +session O +, O +prevented O +amnesia B-Disease +induced O +by O +both O +the O +non O +selective O +antimuscarinic O +drug O +scopolamine B-Chemical +and O +the O +M1 O +- O +selective O +antagonist O +S B-Chemical +- I-Chemical +( I-Chemical +- I-Chemical +) I-Chemical +- I-Chemical +ET I-Chemical +- I-Chemical +126 I-Chemical +. O + +In O +the O +same O +experimental O +conditions O +, O +PG B-Chemical +- I-Chemical +9 I-Chemical +( O +5 O +- O +20 O +microg O +per O +mouse O +, O +i O +. O +c O +. O +v O +. O +) O +was O +also O +able O +to O +prevent O +antimuscarine O +- O +induced O +amnesia B-Disease +, O +demonstrating O +a O +central O +localization O +of O +the O +activity O +. O + +At O +the O +highest O +effective O +doses O +, O +PG B-Chemical +- I-Chemical +9 I-Chemical +did O +not O +produce O +any O +collateral O +symptoms O +as O +revealed O +by O +the O +Irwin O +test O +, O +and O +it O +did O +not O +modify O +spontaneous O +motility O +and O +inspection O +activity O +, O +as O +revealed O +by O +the O +hole O +- O +board O +test O +. O + +PG B-Chemical +- I-Chemical +9 I-Chemical +was O +also O +able O +to O +increase O +the O +amount O +of O +NGF O +secreted O +in O +vitro O +by O +astrocytes O +in O +a O +dose O +- O +dependent O +manner O +. O + +The O +maximal O +NGF O +contents O +obtained O +by O +PG B-Chemical +- I-Chemical +9 I-Chemical +were O +17 O +. O +6 O +- O +fold O +of O +the O +control O +value O +. O + +During O +culture O +, O +no O +morphological O +changes O +were O +found O +at O +effective O +concentrations O +of O +PG B-Chemical +- I-Chemical +9 I-Chemical +. O + +The O +current O +work O +indicates O +the O +ability O +of O +PG B-Chemical +- I-Chemical +9 I-Chemical +to O +induce O +beneficial O +effects O +on O +cognitive O +processes O +and O +stimulate O +activity O +of O +NGF O +synthesis O +in O +astroglial O +cells O +. O + +Therefore O +, O +PG B-Chemical +- I-Chemical +9 I-Chemical +could O +represent O +a O +potential O +useful O +drug O +able O +to O +improve O +the O +function O +of O +impaired O +cognitive O +processes O +. O + +Mechanisms O +of O +FK B-Chemical +506 I-Chemical +- O +induced O +hypertension B-Disease +in O +the O +rat O +. O + +- O +Tacrolimus B-Chemical +( O +FK B-Chemical +506 I-Chemical +) O +is O +a O +powerful O +, O +widely O +used O +immunosuppressant O +. O + +The O +clinical O +utility O +of O +FK B-Chemical +506 I-Chemical +is O +complicated O +by O +substantial O +hypertension B-Disease +and O +nephrotoxicity B-Disease +. O + +To O +clarify O +the O +mechanisms O +of O +FK B-Chemical +506 I-Chemical +- O +induced O +hypertension B-Disease +, O +we O +studied O +the O +chronic O +effects O +of O +FK B-Chemical +506 I-Chemical +on O +the O +synthesis O +of O +endothelin O +- O +1 O +( O +ET O +- O +1 O +) O +, O +the O +expression O +of O +mRNA O +of O +ET O +- O +1 O +and O +endothelin O +- O +converting O +enzyme O +- O +1 O +( O +ECE O +- O +1 O +) O +, O +the O +endothelial O +nitric B-Chemical +oxide I-Chemical +synthase O +( O +eNOS O +) O +activity O +, O +and O +the O +expression O +of O +mRNA O +of O +eNOS O +and O +C O +- O +type O +natriuretic O +peptide O +( O +CNP O +) O +in O +rat O +blood O +vessels O +. O + +In O +addition O +, O +the O +effect O +of O +the O +specific O +endothelin O +type O +A O +receptor O +antagonist O +FR B-Chemical +139317 I-Chemical +on O +FK B-Chemical +506 I-Chemical +- O +induced O +hypertension B-Disease +in O +rats O +was O +studied O +. O + +FK B-Chemical +506 I-Chemical +, O +5 O +mg O +. O + +kg O +- O +1 O +. O + +d O +- O +1 O +given O +for O +4 O +weeks O +, O +elevated O +blood O +pressure O +from O +102 O ++ O +/ O +- O +13 O +to O +152 O ++ O +/ O +- O +15 O +mm O +Hg O +and O +increased O +the O +synthesis O +of O +ET O +- O +1 O +and O +the O +levels O +of O +ET O +- O +1 O +mRNA O +in O +the O +mesenteric O +artery O +( O +240 O +% O +and O +230 O +% O +, O +respectively O +) O +. O + +Little O +change O +was O +observed O +in O +the O +expression O +of O +ECE O +- O +1 O +mRNA O +and O +CNP O +mRNA O +. O + +FK B-Chemical +506 I-Chemical +decreased O +eNOS O +activity O +and O +the O +levels O +of O +eNOS O +mRNA O +in O +the O +aorta O +( O +48 O +% O +and O +55 O +% O +, O +respectively O +) O +. O + +The O +administration O +of O +FR B-Chemical +139317 I-Chemical +( O +10 O +mg O +. O +kg O +- O +1 O +. O +d O +- O +1 O +) O +prevented O +FK B-Chemical +506 I-Chemical +- O +induced O +hypertension B-Disease +in O +rats O +. O + +These O +results O +indicate O +that O +FK B-Chemical +506 I-Chemical +may O +increase O +blood O +pressure O +not O +only O +by O +increasing O +ET O +- O +1 O +production O +but O +also O +by O +decreasing O +NO B-Chemical +synthesis O +in O +the O +vasculature O +. O + +Scp160p O +, O +a O +multiple O +KH O +- O +domain O +protein O +, O +is O +a O +component O +of O +mRNP O +complexes O +in O +yeast B + +Abstract O + +Scp160p O +is O +a O +160 O +kDa O +protein O +in O +the O +yeast B +Saccharomyces B +cerevisiae I +that O +contains O +14 O +repeats O +of O +the O +hnRNP O +K O +- O +homology O +( O +KH O +) O +domain O +, O +and O +demonstrates O +significant O +sequence O +homology O +to O +a O +family O +of O +proteins O +collectively O +known O +as O +vigilins O +. O + +As O +a O +first O +step O +towards O +defining O +the O +function O +of O +Scp160p O +, O +we O +have O +characterized O +the O +subcellular O +distribution O +and O +in O +vivo O +interactions O +of O +this O +protein O +. O + +Using O +sucrose O +gradient O +fractionation O +studies O +we O +have O +demonstrated O +that O +Scp160p O +in O +cytoplasmic O +lysates O +is O +predominantly O +associated O +with O +polyribosomes O +. O + +Furthermore O +, O +we O +have O +found O +that O +Scp160p O +is O +released O +from O +polyribosomes O +by O +EDTA O +in O +the O +form O +of O +a O +large O +complex O +of O +> O += O +1300 O +kDa O +that O +is O +sensitive O +both O +to O +RNase O +and O +NaCl O +. O + +Using O +affinity O +- O +chromatography O +to O +isolate O +these O +complexes O +, O +we O +have O +identified O +two O +protein O +components O +other O +than O +Scp160p O +: O +poly O +( O +A O +) O +binding O +protein O +, O +Pab1p O +, O +and O +Bfr1p O +. O + +The O +presence O +of O +Pab1p O +confirms O +these O +complexes O +to O +be O +mRNPs O +. O + +The O +presence O +of O +Bfr1p O +is O +intriguing O +because O +the O +null O +phenotype O +for O +this O +gene O +is O +essentially O +the O +same O +as O +that O +reported O +for O +scp160 O +- O +null O +cells O +: O +increased O +cell O +size O +and O +aberrant O +DNA O +content O +. O + +These O +results O +demonstrate O +that O +Scp160p O +associates O +with O +polyribosome O +- O +bound O +mRNP O +complexes O +in O +vivo O +, O +implicating O +a O +role O +for O +this O +protein O +in O +one O +or O +more O +levels O +of O +mRNA O +metabolism O +in O +yeast B +. O + +INTRODUCTION O + +Scp160p O +is O +a O +1222 O +amino O +acid O +Saccharomyces B +cerevisiae I +protein O +that O +contains O +14 O +copies O +of O +the O +hnRNP O +K O +homology O +( O +KH O +) O +domain O +, O +a O +highly O +conserved O +motif O +found O +in O +many O +proteins O +involved O +in O +RNA O +metabolism O +( O +1 O +) O +. O + +KH O +domain O +- O +containing O +proteins O +appear O +to O +have O +diverse O +functions O +and O +have O +been O +identified O +in O +all O +kingdoms O +of O +life O +, O +including O +the O +ribosomal O +protein O +S3 O +from O +Escherichia B +coli I +( O +1 O +) O +, O +Mer1p O +from O +S B +. I +cerevisiae I +, O +a O +meiosis O +- O +specific O +splicing O +factor O +( O +1 O +) O +, O +MEX O +- O +3 O +from O +Caenorhabditis B +elegans I +, O +presumably O +involved O +in O +mRNA O +localization O +during O +development O +( O +2 O +) O +, O +and O +FMRP O +, O +the O +fragile O +- O +X O +mental O +retardation O +protein O +in O +humans B +( O +3 O +) O +. O + +A O +partial O +clone O +of O +Scp160p O +, O +known O +as O +HX O +, O +was O +one O +of O +the O +first O +multiple O +- O +KH O +proteins O +identified O +( O +1 O +) O +. O + +Whole O +cell O +immunofluorescence O +studies O +have O +demonstrated O +that O +Scp160p O +localizes O +to O +the O +cytoplasm O +, O +with O +enrichment O +around O +the O +nuclear O +envelope O +, O +and O +what O +appears O +to O +be O +the O +endoplasmic O +reticulum O +( O +3 O +) O +. O + +Deletion O +of O +the O +SCP160 O +locus O +in O +yeast B +is O +not O +lethal O +, O +but O +results O +in O +a O +complex O +phenotype O +, O +including O +increased O +DNA O +content O +per O +cell O +, O +missegregation O +of O +genetic O +markers O +during O +sporulation O +, O +and O +abnormal O +cell O +morphology O +, O +including O +increased O +size O +and O +irregular O +shape O +( O +4 O +) O +. O + +Observation O +of O +this O +phenotype O +led O +to O +the O +hypothesis O +that O +Scp160p O +may O +function O +in O +regulating O +ploidy O +during O +cell O +division O +. O + +More O +recently O +, O +Weber O +and O +colleagues O +demonstrated O +in O +vitro O +RNA O +binding O +activity O +of O +Scp160p O +using O +northwestern O +blot O +analyses O +; O +the O +protein O +was O +found O +to O +bind O +efficiently O +to O +ribohomopolymers O +and O +rRNA O +, O +but O +not O +to O +tRNA O +( O +5 O +) O +. O + +Cell O +fractionation O +studies O +revealed O +that O +a O +large O +percentage O +of O +Scp160p O +associates O +with O +membrane O +- O +pellets O +, O +and O +is O +released O +by O +treatment O +with O +either O +10 O +mM O +EDTA O +or O +500 O +mM O +NaCl O +( O +5 O +) O +. O + +While O +these O +authors O +interpreted O +these O +results O +to O +suggest O +that O +the O +nuclear O +envelope O +/ O +ER O +localization O +of O +Scp160p O +was O +due O +primarily O +to O +interactions O +of O +the O +protein O +with O +membrane O +- O +bound O +polyribosomes O +, O +clear O +evidence O +of O +this O +association O +has O +not O +been O +reported O +( O +5 O +) O +. O + +Currently O +, O +the O +relationship O +between O +the O +phenotype O +of O +scp160 O +null O +mutants O +and O +the O +RNA O +- O +binding O +activity O +of O +Scp160p O +remains O +unclear O +. O + +Scp160p O +demonstrates O +significant O +sequence O +homology O +( O +~ O +23 O +% O +identity O +and O +~ O +40 O +% O +similarity O +at O +the O +amino O +acid O +level O +) O +to O +a O +class O +of O +vertebrate O +KH O +- O +domain O +proteins O +collectively O +known O +as O +vigilins O +. O + +First O +identified O +in O +chicken B +, O +vigilin O +homologues O +have O +now O +been O +found O +in O +human B +( O +6 O +) O +, O +Xenopus B +laevis I +( O +7 O +) O +, O +Drosophila B +melanogaster I +( O +8 O +) O +, O +C B +. I +elegans I +( O +5 O +) O +and O +Schizosaccharomyces B +pombe I +. O + +While O +all O +of O +the O +vigilin O +proteins O +studied O +to O +date O +are O +reported O +to O +bind O +nucleic O +acid O +, O +both O +the O +type O +of O +nucleic O +acid O +bound O +and O +the O +functional O +significance O +of O +these O +interactions O +remain O +unclear O +. O + +For O +example O +, O +Kruse O +and O +colleagues O +reported O +from O +their O +work O +with O +human B +cells O +in O +culture O +that O +vigilin O +may O +be O +involved O +in O +the O +binding O +and O +transport O +of O +tRNA O +( O +9 O +- O +11 O +) O +. O + +In O +contrast O +, O +Dodson O +and O +Shapiro O +concluded O +from O +their O +work O +with O +Xenopus O +vigilin O +that O +, O +in O +response O +to O +estrogen O +, O +the O +protein O +bound O +specifically O +to O +the O +3 O +' O +UTR O +of O +vitellogenin O +mRNA O +( O +7 O +, O +12 O +) O +, O +potentially O +stabilizing O +the O +message O +( O +13 O +) O +. O + +Lastly O +, O +DDP1 O +, O +the O +Drosophila O +homolog O +of O +vigilin O +, O +was O +reported O +recently O +to O +interact O +with O +the O +dodeca O +- O +satellite O +repeat O +regions O +of O +centromeric O +heterochromatin O +in O +embryonic O +and O +larval O +cell O +nuclei O +, O +suggesting O +a O +possible O +role O +for O +this O +protein O +in O +heterochromatin O +structure O +( O +8 O +) O +. O + +The O +goal O +of O +the O +present O +study O +was O +to O +begin O +elucidating O +the O +function O +of O +Scp160p O +in O +yeast B +by O +characterizing O +the O +subcellular O +distribution O +and O +macromolecular O +interactions O +of O +this O +protein O +. O + +We O +have O +demonstrated O +that O +Scp160p O +in O +cytoplasmic O +lysates O +is O +associated O +predominantly O +with O +polyribosomes O +, O +and O +that O +following O +treatment O +with O +EDTA O +, O +Scp160p O +remains O +in O +an O +RNase O +/ O +NaCl O +- O +sensitive O +complex O +of O +apparent O +molecular O +weight O +approximately O +> O += O +1300 O +kDa O +. O + +Affinity O +purification O +of O +this O +complex O +revealed O +the O +presence O +of O +poly O +( O +A O +) O +- O +binding O +protein O +( O +Pab1p O +) O +, O +a O +well O +- O +characterized O +component O +of O +eukaryotic O +mRNPs O +( O +14 O +, O +15 O +) O +. O + +Finally O +, O +a O +third O +abundant O +protein O +component O +of O +this O +complex O +was O +identified O +as O +Bfr1p O +, O +a O +protein O +not O +previously O +reported O +to O +associate O +with O +mRNPs O +. O + +While O +the O +function O +of O +Bfr1p O +remains O +unknown O +, O +gene O +deletion O +reportedly O +leads O +to O +a O +phenotype O +remarkably O +similar O +to O +that O +of O +scp160 O +deletion O +( O +16 O +) O +. O + +These O +results O +indicate O +a O +role O +for O +Scp160p O +in O +mRNA O +metabolism O +in O +yeast B +, O +and O +by O +extension O +, O +support O +results O +seen O +with O +Xenopus O +vigilin O +in O +its O +interactions O +with O +mRNA O +. O + +To O +our O +knowledge O +, O +the O +data O +reported O +here O +demonstrate O +Scp160p O +to O +be O +the O +first O +example O +of O +a O +KH O +- O +domain O +protein O +that O +functions O +as O +a O +component O +of O +polyribosome O +- O +associated O +mRNP O +complexes O +in O +the O +yeast B +, O +S B +. I +cerevisiae I +. O + +MATERIALS O +AND O +METHODS O + +Plasmids O +, O +yeast B +strains O +and O +culture O +conditions O + +All O +recombinant O +DNA O +manipulations O +were O +performed O +according O +to O +standard O +techniques O +and O +utilized O +E B +. I +coli I +strain O +XL1 O +- O +Blue O +( O +Stratagene O +) O +. O + +The O +yeast B +strain O +JFy1511 O +, O +expressing O +FLAG O +- O +Scp160p O +, O +was O +derived O +by O +two O +- O +step O +gene O +replacement O +from O +strain O +yJJ52 O +( O +MAT O +alpha O +gal7 O +Delta O +102 O +ura3 O +- O +52 O +trp1 O +- O +289 O +ade1 O +lys1 O +leu2 O +- O +3 O +, O +112 O +; O +generously O +donated O +by O +Drs O +Mark O +Parthun O +and O +Judith O +Jaehning O +, O +University O +of O +Colorado O +Health O +Sciences O +Center O +) O +, O +and O +confirmed O +by O +PCR O +. O + +The O +wild O +- O +type O +SCP160 O +coding O +sequence O +was O +obtained O +by O +PCR O +amplification O +from O +a O +genomic O +DNA O +preparation O +from O +yJFK1 O +( O +MAT O +alpha O +gal7 O +Delta O +102 O +ura3 O +- O +52 O +trp1 O +- O +289 O +ade1 O +lys1 O +leu2 O +- O +3 O +, O +112 O +Delta O +GAL80 O +: O +: O +URA3 O +) O +, O +using O +a O +16 O +: O +1 O +mixture O +of O +Taq O +( O +Fisher O +Biotech O +) O +and O +Pfu O +( O +Stratagene O +) O +DNA O +polymerases O +and O +the O +following O +primers O +: O +Scp160F1 O +( O +5 O +' O +- O +GCCGGTCGA O +- O +CTAACTGCAATGTCTGAAGA O +- O +3 O +' O +) O +and O +Scp160R1 O +( O +5 O +' O +- O +GCGCGTCGACGAGCTTGTCT O +- O +CTTAAGG O +- O +3 O +' O +) O +. O + +A O +wild O +- O +type O +SCP160 O +genomic O +clone O +, O +containing O +1 O +kb O +upstream O +and O +300 O +bp O +downstream O +sequence O +was O +PCR O +amplified O +from O +yJFK1 O +genomic O +DNA O +using O +the O +primers O +Scp160F0 O +( O +5 O +' O +- O +GCCGAGCTCACACCAGCTTT O +- O +3 O +' O +) O +and O +Scp160R2 O +( O +5 O +' O +- O +GCGCAAGCTTGTGCGGTA O +- O +TCCCAGTCTATG O +- O +3 O +' O +) O +. O + +The O +resultant O +clone O +was O +confirmed O +by O +dideoxy O +sequencing O +. O + +The O +N O +- O +terminal O +FLAG O +and O +HA O +tags O +were O +added O +using O +PCR O +with O +the O +primers O +ScpFLAGF1 O +( O +5 O +' O +- O +CCAT O +- O +TATAACTGCAATGGACTACA O +- O +AAGATGTCTGAAGAACAAAC O +- O +3 O +' O +) O +and O +ScpHAF1 O +( O +5 O +' O +- O +CCCCCTCCTGTCGACATTAT O +- O +TCACCATCACCATTCTGAAG O +- O +3 O +' O +) O +respectively O +. O + +For O +integration O +, O +constructs O +containing O +the O +1 O +kb O +upstream O +and O +300 O +bp O +downstream O +sequence O +were O +subcloned O +into O +the O +plasmid O +YIplac211 O +( O +17 O +) O +using O +SacI O +and O +HindIII O +restriction O +sites O +. O + +The O +HA O +- O +tagged O +construct O +was O +subcloned O +into O +the O +low O +copy O +number O +plasmid O +, O +YCplac22 O +using O +SacI O +and O +HindIII O +restriction O +sites O +. O + +The O +SCP160 O +deletion O +construct O +was O +made O +by O +removal O +of O +a O +3 O +. O +4 O +kb O +ApaI O +- O +KpnI O +fragment O +from O +the O +coding O +region O +of O +this O +construct O +, O +followed O +by O +treatment O +with O +Klenow O +fragment O +and O +re O +- O +ligation O +following O +attachment O +of O +BamHI O +linker O +oligonucleotides O +. O + +Genomic O +integration O +of O +the O +plasmid O +sequences O +and O +subsequent O +removal O +of O +the O +endogenous O +SCP160 O +allele O +were O +achieved O +by O +standard O +two O +- O +step O +gene O +replacement O +techniques O +( O +18 O +) O +and O +confirmed O +by O +PCR O +. O + +The O +N O +- O +terminally O +HA O +- O +tagged O +allele O +of O +BFR1 O +was O +generated O +by O +PCR O +- O +amplifiction O +of O +the O +BFR1 O +locus O +from O +wild O +- O +type O +( O +W303 O +) O +yeast B +genomic O +DNA O +using O +the O +primers O +BFR1HAF1 O +( O +5 O +' O +- O +CCGCGGATCCATGTACC O +- O +CATACGACGTCCCAGACTAC O +- O +AACACAA O +- O +3 O +' O +) O +and O +BFR1HINDR1 O +( O +5 O +' O +- O +CCGCAAGCTTGTCG O +- O +ACTATTTCATATGCCACAGG O +- O +3 O +' O +) O +, O +and O +subcloned O +into O +YIPlac211 O +. O + +The O +BFR1 O +promoter O +region O +was O +PCR O +- O +amplified O +in O +a O +similar O +manner O +using O +the O +primers O +BFR1SACF1 O +( O +5 O +' O +- O +CCGCGAG O +- O +CTCAGCATTAAGCATTCACG O +- O +3 O +' O +) O +and O +BFR1BAMR1 O +( O +5 O +' O +- O +CCGCGGATCCGGCAATGGCT O +- O +3 O +' O +) O +and O +subcloned O +into O +the O +appropriate O +position O +upstream O +of O +the O +HA O +- O +Bfr1p O +open O +reading O +frame O +in O +the O +plasmid O +backbone O +. O + +The O +entire O +open O +reading O +frame O +was O +confirmed O +by O +dideoxy O +sequencing O +. O + +Finally O +, O +the O +HA O +- O +BFR1 O +allele O +was O +substituted O +into O +the O +yeast B +genome O +in O +place O +of O +the O +native O +allele O +using O +linearization O +with O +SphI O +and O +standard O +two O +- O +step O +gene O +replacement O +techniques O +. O + +All O +yeast B +transformations O +and O +culture O +manipulations O +were O +performed O +according O +to O +standard O +protocols O +as O +described O +elsewhere O +( O +19 O +) O +. O + +Confirmation O +of O +genomic O +integrations O + +All O +genomic O +integrations O +were O +confirmed O +by O +PCR O +amplifications O +from O +purified O +yeast B +genomic O +DNA O +. O + +For O +scp160 O +deletion O +mutants O +, O +the O +primers O +Scp160PF O +( O +5 O +' O +- O +GATTTCCTAACTTTCC O +- O +GTCTA O +- O +3 O +' O +) O +and O +Scp160R5 O +( O +5 O +' O +- O +GCGCAAGCTTCACCGCCTTA O +- O +3 O +' O +) O +that O +flanked O +the O +deleted O +region O +were O +used O +. O + +Similarly O +, O +epitope O +tags O +on O +Scp160p O +were O +confirmed O +by O +PCR O +using O +primers O +that O +flanked O +the O +tag O +sequence O +. O + +Positive O +clones O +were O +further O +confirmed O +by O +western O +blot O +analysis O +of O +crude O +cell O +lysates O +using O +the O +appropriate O +anti O +- O +tag O +antibodies O +. O + +The O +presence O +of O +HA O +- O +Bfr1p O +in O +cells O +was O +confirmed O +by O +western O +blot O +analysis O +of O +soluble O +cell O +lysates O +using O +12CA5 O +mAb O +( O +Boehringer O +Mannheim O +) O +. O + +Polyribosome O +isolation O + +Polyribosomes O +were O +isolated O +using O +a O +combination O +of O +protocols O +described O +by O +Stansfield O +and O +colleagues O +( O +20 O +) O +and O +by O +Dr O +Maurice O +Swanson O +( O +personal O +communication O +) O +. O + +In O +brief O +, O +a O +100 O +ml O +culture O +of O +yeast B +was O +grown O +in O +either O +YEPD O +or O +Hartwell O +synthetic O +medium O +, O +to O +early O +- O +log O +phase O +( O +OD600 O += O +1 O +. O +0 O +) O +, O +at O +which O +time O +cyclohexamide O +( O +Sigma O +) O +was O +added O +directly O +to O +the O +culture O +to O +a O +final O +concentration O +of O +100 O +micro O +g O +/ O +ml O +. O + +The O +culture O +was O +incubated O +on O +ice O +for O +15 O +min O +, O +and O +cells O +were O +harvested O +by O +centrifugation O +( O +4000 O +r O +. O +p O +. O +m O +. O +/ O +10 O +min O +) O +. O + +Following O +two O +washes O +in O +10 O +ml O +of O +water O +containing O +100 O +micro O +g O +/ O +ml O +cyclohexamide O +, O +cells O +were O +lysed O +by O +vortex O +agitation O +with O +an O +equal O +volume O +of O +glass O +beads O +in O +1 O +ml O +lysis O +buffer O +( O +25 O +mM O +Tris O +pH O +7 O +. O +2 O +, O +50 O +mM O +KCl O +, O +30 O +mM O +MgCl2 O +, O +5 O +mM O +beta O +- O +mercaptoethanol O +, O +200 O +micro O +g O +/ O +ml O +cyclohexamide O +, O +2 O +micro O +g O +/ O +ml O +aprotonin O +, O +1 O +mM O +PMSF O +, O +0 O +. O +5 O +micro O +g O +/ O +ml O +leupeptin O +, O +2 O +. O +9 O +micro O +g O +/ O +ml O +E64 O +, O +1 O +micro O +g O +/ O +ml O +antipain O +, O +0 O +. O +2 O +micro O +g O +/ O +ml O +chymostatin O +) O +. O + +Lysate O +was O +transferred O +to O +a O +clean O +microfuge O +tube O +, O +and O +centrifuged O +10 O +min O +at O +3000 O +g O +at O +4 O +degrees O +C O +. O + +The O +supernatant O +was O +again O +transferred O +to O +a O +clean O +microfuge O +tube O +and O +centrifuged O +at O +12 O +000 O +g O +for O +15 O +min O +at O +4 O +degrees O +C O +, O +and O +then O +assayed O +for O +absorbance O +at O +260 O +nm O +. O + +Approximately O +12 O +OD260 O +units O +were O +loaded O +onto O +a O +11 O +ml O +15 O +- O +45 O +% O +sucrose O +gradient O +made O +in O +10 O +mM O +Tris O +, O +pH O +7 O +. O +4 O +, O +70 O +mM O +NH4Cl O +, O +4 O +mM O +MgOAc O +, O +using O +a O +Gradient O +Master O +automatic O +system O +, O +and O +the O +gradient O +was O +centrifuged O +in O +a O +SW41ti O +rotor O +( O +Beckman O +) O +at O +39 O +000 O +r O +. O +p O +. O +m O +. O +for O +2 O +. O +5 O +h O +. O + +0 O +. O +5 O +ml O +fractions O +were O +collected O +using O +an O +Isco O +gradient O +fractionator O +, O +and O +gradient O +profiles O +were O +determined O +by O +monitoring O +absorbance O +at O +254 O +nm O +. O + +For O +EDTA O +controls O +, O +lysis O +buffer O +containing O +5 O +mM O +MgCl2 O +was O +used O +, O +and O +30 O +mM O +EDTA O +was O +added O +to O +the O +sample O +before O +loading O +onto O +the O +gradient O +. O + +Where O +indicated O +, O +addition O +of O +50 O +U O +/ O +ml O +of O +RNase O +One O +( O +Promega O +) O +was O +performed O +prior O +to O +loading O +the O +sample O +onto O +the O +gradient O +. O + +Gel O +filtration O +chromatography O + +Gel O +filtration O +chromatography O +was O +performed O +using O +a O +120 O +ml O +Hi O +- O +Prep O +S O +- O +300 O +Sephacryl O +column O +( O +Pharmacia O +) O +with O +a O +cut O +- O +off O +of O +1300 O +kDa O +, O +attached O +to O +an O +FPLC O +system O +( O +Pharmacia O +) O +. O + +The O +column O +had O +been O +calibrated O +previously O +using O +the O +following O +molecular O +weight O +standards O +( O +Sigma O +) O +: O +blue O +dextran O +( O +2000 O +kDa O +) O +, O +thyroglobulin O +( O +669 O +kDa O +) O +, O +apoferritin O +( O +443 O +kDa O +) O +, O +alcohol O +dehydrogenase O +( O +150 O +kDa O +) O +, O +and O +bovine B +serum O +albumin O +( O +66 O +kDa O +) O +. O + +Yeast B +were O +lysed O +as O +described O +for O +polyribosome O +analysis O +, O +with O +an O +additional O +clarification O +by O +passage O +through O +a O +0 O +. O +2 O +micro O +m O +syringe O +- O +tip O +filter O +( O +Acrodisc O +) O +and O +run O +over O +the O +column O +at O +a O +rate O +of O +0 O +. O +5 O +ml O +/ O +min O +in O +polyribosome O +lysis O +buffer O +following O +treatment O +with O +the O +indicated O +reagents O +. O + +Fractions O +( O +2 O +. O +0 O +ml O +) O +were O +collected O +, O +from O +which O +12 O +micro O +l O +were O +combined O +with O +sample O +buffer O +( O +2 O +% O +SDS O +, O +10 O +% O +glycerol O +, O +100 O +mM O +dithiothreitol O +, O +60 O +mM O +Tris O +pH O +6 O +. O +8 O +, O +0 O +. O +001 O +% O +bromophenol O +blue O +) O +and O +analyzed O +by O +western O +blot O +using O +the O +indicated O +antibodies O +. O + +alpha O +- O +FLAG O +affinity O +chromatography O + +For O +most O +experiments O +, O +one O +liter O +yeast B +cultures O +were O +grown O +to O +early O +log O +- O +phase O +and O +harvested O +by O +centrifugation O +. O + +Cells O +were O +washed O +twice O +in O +T75 O +buffer O +( O +25 O +mM O +Tris O +pH O +7 O +. O +5 O +, O +75 O +mM O +NaCl O +) O +and O +then O +were O +lysed O +by O +vortex O +agitation O +with O +an O +equal O +volume O +of O +glass O +beads O +in O +4 O +ml O +T75 O +buffer O +containing O +30 O +mM O +EDTA O +. O + +Lysate O +was O +transferred O +to O +a O +clean O +microfuge O +tube O +, O +and O +centrifuged O +for O +10 O +min O +at O +3000 O +g O +at O +4 O +degrees O +C O +. O + +The O +supernatant O +was O +again O +transferred O +to O +a O +clean O +microfuge O +tube O +and O +centrifuged O +at O +12 O +000 O +g O +for O +15 O +min O +at O +4 O +degrees O +C O +, O +and O +finally O +passed O +through O +a O +0 O +. O +2 O +micro O +m O +syringe O +filter O +. O + +Lysate O +was O +then O +pre O +- O +purified O +by O +running O +over O +the O +S O +- O +300 O +gel O +- O +filtration O +column O +in O +T75 O +buffer O +, O +with O +pooling O +of O +the O +void O +volume O +fractions O +( O +~ O +10 O +ml O +total O +) O +. O + +For O +several O +experiments O +( O +Fig O +. O +5A O +, O +B O +, O +E O +and O +F O +) O +, O +a O +low O +concentration O +( O +< O +10 O +micro O +g O +/ O +ml O +) O +of O +FLAG O +peptide O +( O +N O +- O +DYKDDDDK O +- O +C O +) O +was O +added O +to O +this O +sample O +. O + +This O +void O +material O +was O +then O +loaded O +onto O +a O +1 O +ml O +M2 O +alpha O +- O +FLAG O +column O +( O +Sigma O +) O +; O +column O +flow O +- O +through O +was O +passed O +over O +the O +column O +a O +second O +time O +. O + +The O +column O +was O +then O +washed O +extensively O +with O +75 O +ml O +T75 O +buffer O +; O +material O +bound O +to O +the O +column O +was O +eluted O +with O +5 O +ml O +T75 O +containing O +184 O +mg O +/ O +ml O +FLAG O +peptide O +. O + +The O +peptide O +solution O +was O +allowed O +to O +incubate O +on O +the O +column O +for O +20 O +min O +prior O +to O +collection O +of O +the O +first O +1 O +ml O +fraction O +; O +subsequent O +fractions O +were O +collected O +every O +10 O +min O +. O + +Samples O +of O +crude O +material O +, O +S O +- O +300 O +void O +, O +alpha O +- O +FLAG O +flow O +- O +through O +, O +first O +and O +last O +wash O +, O +and O +eluate O +fractions O +were O +analyzed O +by O +western O +blot O +using O +the O +indicated O +antibodies O +. O + +For O +Figure O +5A O +and O +E O +, O +samples O +of O +first O +and O +last O +wash O +and O +eluate O +fractions O +were O +concentrated O +, O +run O +on O +SDS O +- O +PAGE O +and O +stained O +with O +colloidal O +G250 O +Coomassie O +. O + +Concentration O +of O +samples O + +Where O +indicated O +, O +samples O +were O +concentrated O +using O +the O +method O +of O +Traub O +et O +al O +. O + +( O +21 O +) O +. O + +400 O +micro O +l O +of O +sample O +were O +transferred O +to O +a O +microfuge O +tube O +, O +and O +combined O +with O +400 O +micro O +l O +of O +methanol O +, O +and O +100 O +micro O +l O +of O +chloroform O +. O + +Samples O +were O +then O +vortexed O +vigorously O +, O +and O +centrifuged O +for O +5 O +min O +at O +12 O +000 O +g O +. O + +The O +supernatant O +was O +discarded O +, O +leaving O +the O +interface O +intact O +, O +and O +an O +additional O +400 O +micro O +l O +of O +methanol O +was O +added O +to O +each O +tube O +. O + +Samples O +were O +then O +inverted O +several O +times O +, O +and O +centrifuged O +again O +for O +5 O +min O +. O + +The O +supernatant O +was O +discarded O +, O +and O +the O +protein O +pellet O +was O +air O +- O +dried O +and O +resuspended O +in O +1 O +x O +sample O +buffer O +. O + +Western O +blot O +analysis O + +Western O +blot O +analysis O +was O +performed O +essentially O +as O +described O +previously O +( O +19 O +) O +. O + +Briefly O +, O +samples O +to O +be O +analyzed O +were O +mixed O +with O +sample O +buffer O +, O +boiled O +, O +electrophoresed O +through O +a O +10 O +% O +SDS O +- O +polyacrylamide O +gel O +, O +and O +electro O +- O +blotted O +onto O +nitrocellulose O +( O +Bio O +- O +Rad O +) O +. O + +FLAG O +- O +Scp160p O +fusion O +protein O +was O +detected O +by O +incubation O +of O +the O +filter O +with O +mouse B +M2 O +anti O +- O +FLAG O +monoclonal O +antibody O +( O +10 O +micro O +g O +/ O +ml O +final O +concentration O +) O +, O +followed O +by O +HRP O +- O +conjugated O +sheep B +anti O +- O +mouse B +secondary O +antibody O +( O +Amersham O +) O +, O +diluted O +1 O +: O +5000 O +as O +per O +the O +manufacturer O +' O +s O +instructions O +, O +and O +ECL O +reagent O +( O +Amersham O +) O +, O +followed O +by O +exposure O +to O +X O +- O +ray O +film O +. O + +HA O +- O +tagged O +Scp160p O +and O +HA O +- O +tagged O +Bfr1p O +were O +detected O +using O +the O +12CA5 O +mAb O +( O +Boehringer O +Mannheim O +) O +at O +a O +final O +concentration O +of O +0 O +. O +8 O +micro O +g O +/ O +ml O +; O +Pab1p O +and O +Pub1p O +were O +detected O +using O +1G1 O +mAb O +at O +1 O +: O +5000 O +, O +and O +4C3 O +mAb O +at O +1 O +: O +1000 O +, O +respectively O +, O +both O +generous O +gifts O +from O +Dr O +Maurice O +Swanson O +( O +22 O +, O +23 O +) O +. O + +Where O +appropriate O +, O +films O +were O +analyzed O +by O +scanning O +densitometry O +( O +Molecular O +Dynamics O +) O +, O +and O +quantitated O +using O +ImageQuant O +software O +( O +Molecular O +Dynamics O +) O +. O + +Colloidal O +G250 O +coomassie O +staining O + +Procedure O +used O +was O +that O +of O +Neuhoff O +( O +24 O +) O +. O + +Briefly O +, O +a O +one O +liter O +stock O +of O +staining O +solution O +was O +prepared O +containing O +1 O +g O +Coomassie O +brilliant O +blue O +G O +- O +250 O +( O +Sigma O +) O +, O +100 O +g O +ammonium O +sulfate O +( O +Sigma O +) O +, O +and O +11 O +. O +76 O +ml O +85 O +% O +phosphoric O +acid O +( O +Fisher O +) O +. O + +Following O +SDS O +- O +PAGE O +, O +gels O +were O +fixed O +in O +40 O +% O +methanol O +, O +10 O +% O +acetic O +acid O +for O +10 O +min O +. O + +Gels O +were O +then O +rinsed O +several O +times O +in O +water O +, O +then O +stained O +using O +40 O +ml O +of O +the O +stock O +staining O +solution O +mixed O +with O +10 O +ml O +methanol O +, O +for O +2 O +h O +at O +room O +temperature O +. O + +Stain O +was O +then O +poured O +off O +, O +and O +residual O +stain O +was O +removed O +by O +rinsing O +in O +water O +. O + +By O +performing O +a O +standard O +analysis O +using O +bovine B +serum O +albumin O +, O +the O +stain O +was O +able O +to O +detect O +~ O +15 O +ng O +total O +protein O +per O +lane O +. O + +Pichia O +expression O +system O + +An O +N O +- O +terminally O +HIS6 O +/ O +FLAG O +- O +tagged O +allele O +of O +the O +SCP160 O +coding O +sequence O +was O +blunt O +- O +end O +sub O +- O +cloned O +into O +the O +BamHI O +/ O +SnaBI O +sites O +of O +the O +Pichia O +expression O +vector O +pPIC3 O +. O +5K O +( O +Invitrogen O +) O +. O + +The O +construct O +was O +then O +linearized O +using O +SalI O +and O +integrated O +into O +the O +genome O +of O +the O +Pichia O +strain O +GS115 O +( O +Invitrogen O +) O +. O + +High O +expression O +transformants O +were O +selected O +initially O +on O +histidine O +- O +deficient O +medium O +followed O +by O +selection O +on O +increasing O +concentrations O +of O +G418 O +( O +US O +Biological O +) O +. O + +Crude O +lysates O +of O +the O +resultant O +transformants O +were O +then O +confirmed O +by O +western O +blot O +analysis O +with O +the O +anti O +- O +FLAG O +antibody O +M2 O +, O +and O +the O +best O +expressing O +strain O +was O +cultured O +in O +a O +fermenter O +, O +harvested O +, O +and O +lysed O +by O +agitation O +with O +glass O +beads O +. O + +To O +purify O +Scp160p O +, O +2 O +ml O +of O +crude O +lysate O +was O +first O +diluted O +to O +10 O +ml O +with O +25 O +mM O +Tris O +, O +pH O +7 O +. O +5 O +, O +1 O +M O +NaCl O +, O +then O +twice O +passed O +over O +a O +1 O +ml O +alpha O +- O +FLAG O +affinity O +column O +. O + +The O +column O +was O +then O +washed O +with O +75 O +ml O +of O +25 O +mM O +Tris O +, O +pH O +7 O +. O +5 O +, O +1 O +M O +NaCl O +, O +and O +then O +eluted O +with O +184 O +micro O +g O +/ O +ml O +FLAG O +peptide O +prepared O +in O +the O +same O +buffer O +. O + +RESULTS O + +Expression O +of O +tagged O +Scp160p O +in O +yeast B + +An O +N O +- O +terminal O +FLAG O +- O +tagged O +form O +of O +Scp160p O +was O +created O +to O +facilitate O +detection O +of O +the O +protein O +in O +cells O +and O +extracts O +( O +Fig O +. O +1A O +) O +. O + +To O +probe O +functionality O +of O +this O +fusion O +protein O +, O +we O +used O +two O +- O +step O +gene O +replacement O +( O +18 O +) O +to O +substitute O +the O +modified O +allele O +into O +the O +SCP160 O +locus O +of O +haploid O +yeast B +, O +and O +then O +tested O +the O +morphological O +phenotype O +of O +the O +resultant O +cells O +. O + +All O +strains O +were O +confirmed O +by O +PCR O +analysis O +of O +the O +SCP160 O +locus O +with O +appropriate O +primers O +( O +Materials O +and O +Methods O +) O +, O +and O +expression O +of O +the O +tagged O +protein O +was O +confirmed O +by O +western O +blot O +analysis O +with O +the O +appropriate O +antibody O +( O +M2 O +alpha O +FLAG O +) O +( O +Fig O +. O +1B O +) O +. O + +In O +all O +cases O +, O +yeast B +expressing O +tagged O +Scp160p O +in O +place O +of O +the O +native O +protein O +appeared O +indistinguishable O +from O +the O +corresponding O +wild O +- O +type O +strains O +( O +data O +not O +shown O +) O +. O + +As O +a O +negative O +control O +, O +we O +also O +deleted O +almost O +the O +entire O +SCP160 O +coding O +region O +from O +the O +genomes O +of O +these O +yeast B +strains O +( O +Fig O +. O +1A O +) O +, O +and O +confirmed O +the O +expected O +mutant O +phenotype O +( O +data O +not O +shown O +) O +. O + +Scp160p O +associates O +with O +polyribosomes O + +To O +test O +the O +hypothesis O +that O +Scp160p O +associates O +with O +polyribosomes O +we O +used O +sucrose O +gradient O +ultracentrifugation O +to O +size O +- O +fractionate O +subcellular O +components O +of O +lysates O +prepared O +from O +yeast B +expressing O +the O +N O +- O +terminal O +FLAG O +- O +tagged O +Scp160p O +protein O +. O + +Western O +blot O +analyses O +of O +gradient O +fractions O +with O +an O +alpha O +- O +FLAG O +antibody O +( O +M2 O +, O +Boehringer O +Mannheim O +) O +, O +revealed O +a O +160 O +kDa O +band O +that O +was O +most O +abundant O +in O +the O +denser O +fractions O +, O +consistent O +with O +the O +location O +of O +polyribosomes O +( O +> O +80S O +) O +( O +Fig O +. O +2A O +, O +solid O +arrow O +) O +. O + +A O +convenient O +internal O +control O +for O +these O +gradients O +was O +provided O +by O +an O +unknown O +endogenous O +yeast B +cross O +- O +reacting O +protein O +at O +~ O +100 O +kDa O +, O +that O +exemplified O +the O +migration O +pattern O +of O +a O +free O +protein O +, O +appearing O +only O +in O +the O +upper O +fractions O +of O +the O +gradient O +( O +Fig O +. O +2A O +, O +open O +arrow O +) O +. O + +To O +determine O +whether O +the O +migration O +pattern O +of O +Scp160p O +in O +these O +sucrose O +gradients O +truly O +reflected O +association O +with O +yeast B +polyribosomes O +, O +lysates O +were O +pre O +- O +treated O +with O +either O +30 O +mM O +EDTA O +or O +50 O +U O +/ O +ml O +RNase O +One O +( O +Promega O +) O +immediately O +prior O +to O +sucrose O +gradient O +fractionation O +. O + +EDTA O +chelates O +Mg2 O ++ O +cations O +, O +resulting O +in O +the O +dissociation O +of O +the O +small O +and O +large O +ribosomal O +subunits O +, O +reflected O +in O +gradient O +profiles O +( O +OD254 O +) O +by O +the O +disappearance O +of O +80S O +monosomes O +and O +polyribosomes O +along O +with O +a O +marked O +increase O +in O +the O +abundance O +of O +free O +ribosomal O +subunits O +( O +Fig O +. O +2B O +) O +. O + +Under O +these O +conditions O +, O +the O +greatest O +intensity O +of O +FLAG O +- O +Scp160p O +signal O +was O +seen O +only O +in O +the O +upper O +- O +most O +fractions O +of O +the O +gradient O +( O +Fig O +. O +2B O +) O +. O + +Alternatively O +, O +pre O +- O +treatment O +of O +lysates O +with O +RNase O +, O +which O +results O +in O +inter O +- O +ribosomal O +severing O +of O +translating O +messages O +, O +gave O +rise O +to O +a O +large O +pool O +of O +single O +80S O +ribosomes O +( O +Fig O +. O +2C O +) O +. O + +Again O +, O +FLAG O +- O +Scp160p O +was O +shifted O +to O +the O +uppermost O +fractions O +of O +these O +gradients O +. O + +Although O +some O +of O +the O +Scp160p O +signal O +was O +detected O +in O +fractions O +larger O +than O +40S O +, O +the O +migration O +pattern O +of O +the O +100 O +kDa O +cross O +- O +reacting O +protein O +in O +these O +experiments O +indicated O +that O +RNase O +treatment O +caused O +an O +apparent O +diffusion O +of O +material O +in O +the O +upper O +portion O +of O +the O +gradient O +. O + +Characterization O +of O +Scp160p O +- O +containing O +complexes O +following O +EDTA O +and O +RNase O +treatment O + +Gel O +- O +filtration O +chromatography O +was O +used O +to O +determine O +the O +apparent O +molecular O +weight O +of O +Scp160p O +following O +its O +release O +from O +polyribosomes O +by O +both O +EDTA O +and O +RNase O +treatment O +. O + +Lysates O +were O +prepared O +as O +described O +above O +for O +sucrose O +gradient O +analysis O +, O +but O +were O +instead O +size O +fractionated O +over O +a O +Sephacryl O +S O +- O +300 O +Hi O +- O +Prep O +column O +, O +with O +an O +inclusion O +cut O +- O +off O +of O +1300 O +kDa O +. O + +As O +expected O +, O +Scp160p O +from O +untreated O +lysates O +eluted O +in O +the O +void O +volume O +, O +confirming O +its O +association O +with O +large O +complexes O +, O +ostensibly O +polyribosomes O +( O +Fig O +. O +3A O +, O +solid O +arrow O +) O +. O + +In O +EDTA O +treated O +lysates O +, O +all O +Scp160p O +signal O +was O +still O +detected O +in O +the O +void O +volume O +, O +indicating O +it O +remained O +in O +a O +complex O +of O +> O +1300 O +kDa O +( O +Fig O +. O +3B O +, O +solid O +arrow O +) O +. O + +In O +contrast O +, O +limited O +RNase O +treatment O +( O +10 O +min O +) O +resulted O +in O +the O +appearance O +of O +an O +Scp160p O +- O +containing O +species O +of O +~ O +450 O +kDa O +, O +in O +addition O +to O +a O +fraction O +still O +visible O +in O +the O +void O +( O +Fig O +. O +3C O +, O +solid O +arrow O +) O +. O + +More O +extensive O +RNase O +treatment O +( O +30 O +min O +) O +led O +to O +complete O +conversion O +to O +the O +450 O +kDa O +species O +( O +Fig O +. O +3D O +, O +solid O +arrow O +) O +. O + +Sequential O +treatment O +, O +first O +with O +RNase O +, O +then O +with O +EDTA O +, O +also O +resulted O +in O +a O +450 O +kDa O +species O +( O +data O +not O +shown O +) O +, O +suggesting O +that O +all O +components O +of O +this O +apparent O +450 O +kDa O +complex O +were O +also O +present O +following O +EDTA O +treatment O +alone O +. O + +As O +before O +, O +the O +100 O +kDa O +, O +endogenous O +alpha O +- O +FLAG O +cross O +- O +reacting O +protein O +( O +Fig O +. O +3 O +, O +open O +arrows O +) O +served O +as O +a O +convenient O +internal O +control O +, O +eluting O +from O +the O +column O +at O +a O +volume O +consistent O +with O +its O +expected O +monomeric O +size O +. O + +To O +characterize O +further O +the O +stability O +of O +the O +large O +( O +apparent O +molecular O +weight O +> O +1300 O +kDa O +) O +, O +EDTA O +- O +resistant O +complex O +, O +lysates O +were O +treated O +with O +increasing O +concentrations O +of O +NaCl O +prior O +to O +size O +fractionation O +( O +Fig O +. O +3 O +, O +panels O +E O +, O +F O +and O +G O +) O +. O + +As O +shown O +in O +Figure O +3E O +, O +at O +75 O +mM O +NaCl O +, O +the O +large O +complex O +remained O +intact O +. O + +However O +, O +at O +a O +NaCl O +concentration O +of O +150 O +mM O +, O +the O +Scp160p O +complex O +was O +partially O +reduced O +to O +450 O +kDa O +, O +with O +some O +signal O +still O +remaining O +in O +the O +void O +( O +Fig O +. O +3F O +, O +solid O +arrow O +) O +. O + +Following O +treatment O +with O +1 O +M O +NaCl O +, O +Scp160p O +was O +only O +visible O +as O +the O +450 O +kDa O +species O +( O +Fig O +. O +3G O +, O +solid O +arrow O +) O +. O + +The O +fact O +that O +RNase O +treatment O +and O +high O +salt O +both O +generated O +Scp160p O +species O +of O +similar O +apparent O +molecular O +weight O +suggests O +that O +these O +high O +salt O +concentrations O +resulted O +in O +the O +disassociation O +of O +RNA O +, O +and O +perhaps O +other O +components O +, O +from O +Scp160p O +. O + +Pab1p O +and O +Bfr1p O +are O +present O +in O +EDTA O +- O +resistant O +Scp160p O +- O +containing O +complexes O + +To O +determine O +if O +the O +> O +1300 O +kDa O +Scp160p O +- O +containing O +complexes O +remaining O +after O +EDTA O +treatment O +were O +mRNPs O +, O +we O +assayed O +for O +the O +presence O +of O +the O +yeast B +poly O +( O +A O +) O +binding O +protein O +, O +Pab1p O +, O +following O +alpha O +- O +FLAG O +affinity O +purification O +as O +illustrated O +in O +Figure O +4 O +. O + +Pab1p O +is O +an O +abundant O +and O +well O +- O +characterized O +component O +of O +mRNP O +complexes O +in O +yeast B +, O +as O +well O +as O +higher O +eukaryotes O +( O +14 O +, O +15 O +, O +25 O +) O +. O + +As O +seen O +in O +Figure O +5A O +and O +B O +, O +Pab1p O +did O +co O +- O +purify O +with O +FLAG O +- O +Scp160p O +; O +moreover O +, O +treatment O +with O +RNase O +immediately O +prior O +to O +FLAG O +- O +purification O +completely O +abolished O +this O +interaction O +( O +Fig O +. O +5C O +) O +, O +indicating O +an O +RNA O +- O +dependant O +association O +between O +these O +two O +proteins O +. O + +We O +also O +probed O +the O +isolated O +complexes O +for O +the O +presence O +of O +another O +abundant O +mRNP O +- O +component O +protein O +, O +Pub1p O +( O +23 O +, O +26 O +) O +. O + +Pub1p O +, O +as O +opposed O +to O +Pab1p O +, O +is O +not O +reported O +to O +associate O +with O +polyribosomes O +, O +and O +is O +hypothesized O +to O +bind O +a O +pool O +of O +non O +- O +translatable O +mRNAs O +( O +23 O +) O +. O + +As O +predicted O +, O +Pub1p O +did O +not O +co O +- O +purify O +with O +Scp160p O +( O +Fig O +. O +5D O +) O +. O + +The O +absence O +of O +Pub1p O +in O +Scp160p O +- O +containing O +complexes O +served O +as O +a O +negative O +control O +, O +demonstrating O +that O +abundant O +RNA O +- O +binding O +proteins O +did O +not O +co O +- O +purify O +non O +- O +specifically O +by O +this O +protocol O +. O + +In O +addition O +, O +we O +performed O +mock O +purifications O +using O +lysates O +from O +yeast B +expressing O +the O +wild O +- O +type O +allele O +of O +SCP160 O +without O +the O +FLAG O +epitope O +( O +Fig O +. O +5F O +) O +, O +or O +with O +an O +unrelated O +FLAG O +- O +tagged O +protein O +, O +human B +galactose O +1 O +- O +phosphate O +uridylyltransferase O +( O +GALT O +) O +( O +Fig O +. O +5G O +, O +lower O +panel O +) O +. O + +In O +neither O +case O +did O +Pab1p O +bind O +and O +elute O +from O +the O +FLAG O +affinity O +column O +. O + +Finally O +, O +no O +bands O +were O +visible O +by O +colloidal O +G250 O +Coomassie O +staining O +of O +samples O +from O +the O +mock O +( O +wild O +- O +type O +) O +preparations O +( O +Fig O +. O +5E O +) O +, O +further O +demonstrating O +the O +specificity O +of O +this O +procedure O +. O + +By O +colloidal O +G250 O +Coomassie O +staining O +( O +Materials O +and O +Methods O +) O +of O +the O +FLAG O +- O +purified O +complex O +, O +we O +observed O +in O +addition O +to O +Scp160p O +, O +two O +major O +bands O +, O +at O +~ O +70 O +kDa O +and O +~ O +55 O +kDa O +, O +which O +ostensibly O +represent O +co O +- O +purifying O +proteins O +( O +Fig O +. O +5A O +, O +bottom O +panel O +) O +. O + +Western O +blot O +analysis O +suggested O +that O +the O +~ O +70 O +kDa O +species O +is O +Pab1p O +. O + +To O +identify O +the O +55 O +kDa O +protein O +, O +that O +band O +was O +excised O +from O +the O +gel O +, O +and O +sent O +to O +the O +Keck O +microchemical O +facility O +at O +Yale O +University O +for O +analysis O +by O +in O +gel O +tryptic O +digestion O +, O +followed O +by O +MALDI O +- O +mass O +spectrometry O +. O + +The O +results O +of O +these O +analyses O +clearly O +identified O +the O +unknown O +protein O +as O +Bfr1p O +. O + +To O +confirm O +this O +result O +, O +an O +N O +- O +terminal O +HA O +tag O +was O +engineered O +onto O +the O +genomic O +BFR1 O +locus O +in O +strains O +expressing O +FLAG O +- O +tagged O +or O +wild O +- O +type O +Scp160p O +. O + +Scp160p O +complexes O +were O +then O +isolated O +from O +both O +of O +these O +strains O +using O +the O +protocol O +described O +above O +. O + +As O +seen O +in O +Figure O +6 O +, O +an O +HA O +- O +tagged O +protein O +of O +~ O +55 O +kDa O +( O +center O +panel O +) O +appears O +in O +alpha O +- O +FLAG O +column O +elutions O +only O +when O +FLAG O +- O +Scp160p O +is O +also O +present O +( O +top O +panel O +) O +. O + +No O +signal O +is O +visible O +in O +mock O +purifications O +of O +extracts O +where O +Scp160p O +is O +not O +FLAG O +- O +tagged O +( O +bottom O +panel O +) O +. O + +Monomeric O +Scp160p O +migrates O +as O +a O +~ O +450 O +kDa O +protein O +under O +native O +conditions O + +As O +a O +first O +step O +to O +characterize O +the O +post O +RNase O +/ O +NaCl O +450 O +kDa O +Scp160p O +species O +we O +compared O +it O +with O +Scp160p O +over O +- O +expressed O +and O +purified O +from O +an O +exogenous O +host O +, O +the O +yeast B +Pichia B +pastoris I +. O + +The O +purified O +N O +- O +terminal O +FLAG O +/ O +hexahistidine O +- O +tagged O +Scp160p O +was O +run O +over O +an O +S300 O +gel O +filtration O +column O +; O +2 O +ml O +fractions O +were O +collected O +and O +analyzed O +by O +alpha O +- O +FLAG O +western O +blot O +. O + +As O +seen O +in O +Figure O +7A O +, O +purified O +Scp160p O +eluted O +at O +a O +volume O +consistent O +with O +a O +> O +443 O +kDa O +protein O +. O + +To O +confirm O +that O +no O +other O +proteins O +were O +associated O +with O +the O +purified O +Scp160p O +, O +12 O +micro O +l O +of O +the O +protein O +was O +run O +on O +SDS O +- O +PAGE O +and O +subjected O +to O +colloidal O +G250 O +Coomassie O +staining O +before O +loading O +on O +the O +S O +- O +300 O +column O +( O +Fig O +. O +7B O +) O +. O + +As O +shown O +, O +no O +bands O +other O +than O +Scp160p O +were O +visible O +. O + +Several O +KH O +- O +domain O +proteins O +, O +including O +Sam68 O +and O +FMRP O +, O +have O +been O +reported O +to O +form O +homodimers O +in O +vivo O +( O +27 O +) O +. O + +Therefore O +, O +we O +explored O +the O +possibility O +that O +the O +~ O +450 O +kDa O +Scp160p O +species O +might O +contain O +two O +or O +more O +copies O +of O +Scp160p O +. O + +To O +test O +this O +hypothesis O +, O +yeast B +expressing O +FLAG O +- O +Scp160p O +were O +transfected O +with O +a O +centromeric O +plasmid O +, O +YCplac22 O +- O +HA O +- O +Scp160p O +, O +encoding O +a O +distinct O +, O +HA O +- O +tagged O +allele O +of O +the O +protein O +. O + +The O +functionality O +of O +this O +tagged O +protein O +had O +previously O +been O +demonstrated O +by O +polyribosome O +association O +as O +well O +as O +complementation O +of O +the O +null O +morphological O +phenotype O +in O +cells O +expressing O +only O +HA O +- O +Scp160p O +( O +data O +not O +shown O +) O +. O + +As O +seen O +in O +Figure O +7C O +, O +when O +yeast B +co O +- O +expressing O +the O +two O +alleles O +were O +lysed O +and O +the O +FLAG O +- O +tagged O +protein O +was O +isolated O +as O +described O +above O +, O +no O +HA O +- O +Scp160p O +co O +- O +purified O +with O +the O +FLAG O +- O +Scp160p O +. O + +These O +data O +strongly O +suggest O +that O +Scp160p O +does O +not O +form O +homo O +- O +dimers O +or O +higher O +- O +order O +multimers O +in O +vivo O +, O +and O +that O +the O +~ O +450 O +kDa O +species O +of O +Scp160p O +observed O +is O +simply O +the O +monomeric O +protein O +. O + +DISCUSSION O + +The O +data O +presented O +here O +demonstrate O +two O +main O +points O +regarding O +the O +biochemical O +associations O +and O +function O +of O +Scp160p O +in O +yeast B +. O + +First O +, O +the O +sucrose O +gradient O +fractionation O +data O +clearly O +demonstrate O +that O +Scp160p O +exists O +primarily O +associated O +with O +large O +complexes O +, O +likely O +to O +be O +polyribosomes O +. O + +To O +our O +knowledge O +, O +this O +is O +the O +first O +time O +a O +vigilin O +family O +member O +has O +been O +shown O +to O +associate O +with O +polyribosomes O +in O +this O +manner O +. O + +Interestingly O +, O +Weber O +and O +colleagues O +did O +not O +observe O +sucrose O +gradient O +fractionation O +data O +consistent O +with O +polyribosome O +association O +of O +Scp160p O +( O +5 O +) O +. O + +These O +authors O +hypothesized O +that O +Scp160p O +associates O +only O +with O +membrane O +- O +bound O +polyribosomes O +, O +and O +that O +Scp160p O +is O +not O +found O +complexed O +with O +cytosolic O +polyribosomes O +( O +5 O +) O +. O + +Our O +data O +do O +not O +support O +this O +hypothesis O +, O +since O +unlike O +Weber O +and O +colleagues O +, O +we O +were O +able O +to O +detect O +significant O +amounts O +of O +Scp160p O +associated O +with O +polyribosomes O +without O +using O +detergents O +during O +preparation O +. O + +There O +are O +several O +possible O +explanations O +for O +this O +discrepancy O +. O + +First O +, O +the O +lysate O +buffer O +utilized O +by O +that O +group O +contained O +100 O +mM O +NaCl O +, O +whereas O +our O +buffer O +contained O +50 O +mM O +KCl O +. O + +Our O +data O +shown O +in O +Figure O +3 O +suggest O +that O +100 O +mM O +NaCl O +may O +have O +caused O +an O +instability O +in O +the O +Scp160p O +- O +RNA O +interaction O +, O +leading O +to O +release O +from O +polyribosomes O +during O +their O +procedure O +. O + +Secondly O +, O +Weber O +' O +s O +lysate O +buffer O +reportedly O +contained O +heparin O +to O +inhibit O +ribonucleases O +; O +a O +number O +of O +reports O +( O +28 O +, O +29 O +) O +suggest O +that O +heparin O +can O +disrupt O +RNA O +- O +protein O +interactions O +. O + +Although O +we O +have O +not O +in O +the O +past O +included O +heparin O +in O +any O +of O +our O +experiments O +, O +we O +have O +observed O +disruption O +of O +the O +polyribosome O +association O +in O +buffer O +containing O +residual O +diethylpyrocarbonate O +, O +another O +inhibitor O +of O +ribonucleases O +( O +data O +not O +shown O +) O +. O + +Second O +, O +our O +data O +provide O +compelling O +evidence O +that O +Scp160p O +is O +released O +from O +polyribosomes O +as O +a O +component O +of O +an O +mRNP O +complex O +. O + +Since O +Scp160p O +does O +not O +remain O +associated O +with O +either O +single O +ribosomes O +or O +ribosomal O +subunits O +following O +treatment O +with O +EDTA O +or O +RNase O +, O +it O +seems O +unlikely O +that O +Scp160p O +is O +a O +constitutive O +component O +of O +the O +translational O +machinery O +. O + +Partial O +purification O +of O +the O +EDTA O +- O +resistant O +Scp160p O +complexes O +allowed O +us O +to O +demonstrate O +the O +presence O +of O +Pab1p O +but O +not O +Pub1p O +in O +these O +preparations O +, O +which O +is O +consistent O +with O +the O +idea O +that O +Scp160p O +associates O +with O +polyribosomes O +as O +a O +component O +of O +mRNP O +complexes O +. O + +Previously O +, O +Scp160p O +had O +been O +shown O +to O +bind O +ribohomopolymers O +and O +rRNA O +in O +vitro O +, O +although O +the O +in O +vivo O +nucleic O +acid O +targets O +of O +Scp160p O +were O +unknown O +( O +5 O +) O +. O + +The O +presence O +of O +Pab1p O +in O +RNase O +- O +sensitive O +Scp160p O +complexes O +indicates O +that O +Scp160p O +is O +primarily O +bound O +to O +polyadenylated O +RNAs O +. O + +Whether O +or O +not O +Scp160p O +binds O +only O +specific O +sets O +of O +mRNAs O +will O +be O +the O +subject O +of O +future O +studies O +. O + +In O +addition O +to O +Scp160p O +and O +Pab1p O +, O +we O +have O +identified O +a O +third O +component O +of O +the O +complex O +, O +the O +protein O +Bfr1p O +. O + +The O +gene O +, O +BFR1 O +, O +was O +originally O +identified O +in O +a O +screen O +for O +high O +- O +copy O +suppressors O +of O +Brefeldin O +- O +A O +induced O +lethality O +, O +suggesting O +a O +role O +in O +the O +secretory O +pathway O +( O +16 O +) O +. O + +Interestingly O +, O +however O +, O +bfr1 O +null O +mutants O +do O +not O +demonstrate O +any O +defects O +in O +the O +secretory O +pathway O +, O +but O +rather O +display O +similar O +phenotypes O +to O +scp160 O +null O +mutants O +, O +most O +notably O +increased O +ploidy O +and O +increased O +cell O +size O +( O +16 O +) O +. O + +It O +is O +therefore O +unclear O +whether O +Bfr1p O +is O +capable O +of O +functioning O +in O +both O +RNA O +metabolism O +and O +secretion O +directly O +, O +or O +if O +the O +Scp160p O +- O +Bfr1p O +complex O +regulates O +the O +expression O +of O +one O +or O +more O +secretory O +genes O +at O +the O +post O +- O +transcriptional O +level O +. O + +Additionally O +, O +two O +- O +hybrid O +analysis O +indicated O +an O +interaction O +of O +Bfr1p O +with O +the O +protein O +Bbp1p O +, O +a O +component O +of O +the O +mitotic O +spindle O +apparatus O +( O +30 O +) O +. O + +While O +Bbp1p O +is O +an O +essential O +gene O +, O +overexpression O +leads O +to O +a O +phenotype O +similar O +to O +both O +bfr1 O +and O +scp160 O +null O +strains O +( O +30 O +) O +. O + +Future O +work O +will O +address O +the O +functional O +relationship O +between O +Scp160p O +and O +Bfr1p O +including O +the O +possibility O +that O +these O +proteins O +represent O +a O +regulatory O +mechanism O +connecting O +the O +translational O +machinery O +with O +cell O +division O +and O +/ O +or O +the O +secretory O +pathway O +. O + +Following O +treatment O +with O +either O +RNase O +or O +> O +150 O +mM O +NaCl O +, O +Scp160p O +remained O +as O +an O +apparent O +~ O +450 O +kDa O +species O +. O + +Considering O +that O +purified O +Scp160p O +alone O +also O +migrates O +at O +this O +size O +, O +we O +conclude O +that O +this O +apparent O +complex O +may O +consist O +only O +of O +Scp160p O +, O +although O +the O +presence O +of O +other O +small O +components O +cannot O +be O +ruled O +out O +at O +this O +time O +. O + +Furthermore O +, O +by O +utilizing O +yeast B +co O +- O +expressing O +two O +distinct O +epitope O +- O +tagged O +versions O +of O +Scp160p O +, O +we O +have O +ruled O +out O +the O +possibility O +of O +self O +- O +association O +of O +Scp160p O +. O + +Although O +both O +tagged O +proteins O +appear O +functional O +, O +it O +remains O +a O +formal O +possibility O +that O +the O +tags O +somehow O +prevented O +formation O +of O +FLAG O +- O +HA O +hetero O +- O +complexes O +. O + +Nonetheless O +, O +it O +seems O +most O +likely O +that O +native O +Scp160p O +monomers O +may O +simply O +migrate O +aberrantly O +under O +native O +conditions O +due O +to O +an O +unusual O +shape O +or O +some O +other O +physical O +property O +. O + +In O +conclusion O +we O +have O +shown O +convincing O +evidence O +that O +Scp160p O +exists O +in O +yeast B +cytoplasmic O +extracts O +primarily O +associated O +with O +polyribosomes O +. O + +We O +have O +purified O +Scp160p O +following O +disruption O +of O +polyribosomes O +with O +EDTA O +, O +and O +identified O +two O +associated O +proteins O +: O +Pab1p O +and O +Bfr1p O +. O + +The O +presence O +of O +Pab1p O +suggests O +that O +Scp160p O +associates O +with O +polyribosomes O +as O +a O +component O +of O +an O +mRNP O +, O +demonstrating O +Scp160p O +to O +be O +the O +first O +S B +. I +cerevisiae I +multiple O +- O +KH O +domain O +protein O +characterized O +to O +function O +in O +this O +way O +. O + +HP1 O +modulates O +the O +transcription O +of O +cell O +- O +cycle O +regulators O +in O +Drosophila B +melanogaster I + +Abstract O + +Heterochromatin O +protein O +1 O +( O +HP1 O +) O +was O +originally O +described O +as O +a O +non O +- O +histone O +chromosomal O +protein O +and O +is O +required O +for O +transcriptional O +gene O +silencing O +and O +the O +formation O +of O +heterochromatin O +. O + +Although O +it O +is O +localized O +primarily O +at O +pericentric O +heterochromatin O +, O +a O +scattered O +distribution O +over O +a O +large O +number O +of O +euchromatic O +loci O +is O +also O +evident O +. O + +Here O +, O +we O +provide O +evidence O +that O +Drosophila B +HP1 O +is O +essential O +for O +the O +maintenance O +of O +active O +transcription O +of O +euchromatic O +genes O +functionally O +involved O +in O +cell O +- O +cycle O +progression O +, O +including O +those O +required O +for O +DNA O +replication O +and O +mitosis O +. O + +Depletion O +of O +HP1 O +in O +proliferating O +embryonic O +cells O +caused O +aberrant O +progression O +of O +the O +cell O +cycle O +at O +S O +phase O +and O +G2 O +/ O +M O +phase O +, O +linked O +to O +aberrant O +chromosome O +segregation O +, O +cytokinesis O +, O +and O +an O +increase O +in O +apoptosis O +. O + +The O +chromosomal O +distribution O +of O +Aurora O +B O +, O +and O +the O +level O +of O +phosphorylation O +of O +histone O +H3 O +serine O +10 O +were O +also O +altered O +in O +the O +absence O +of O +HP1 O +. O + +Using O +chromatin O +immunoprecipitation O +analysis O +, O +we O +further O +demonstrate O +that O +the O +promoters O +of O +a O +number O +of O +cell O +- O +cycle O +regulator O +genes O +are O +bound O +to O +HP1 O +, O +supporting O +a O +direct O +role O +for O +HP1 O +in O +their O +active O +transcription O +. O + +Overall O +, O +our O +data O +suggest O +that O +HP1 O +is O +essential O +for O +the O +maintenance O +of O +cell O +- O +cycle O +progression O +and O +the O +transcription O +of O +cell O +- O +cycle O +regulatory O +genes O +. O + +The O +results O +also O +support O +the O +view O +that O +HP1 O +is O +a O +positive O +regulator O +of O +transcription O +in O +euchromatin O +. O + +INTRODUCTION O + +Chromatin O +in O +higher O +eukaryotes O +is O +subdivided O +into O +different O +functional O +compartments O +termed O +heterochromatin O +and O +euchromatin O +( O +1 O +) O +. O + +Heterochromatin O +differs O +from O +euchromatin O +in O +its O +DNA O +composition O +, O +replication O +timing O +, O +condensation O +throughout O +the O +cell O +cycle O +, O +and O +its O +ability O +to O +silence O +euchromatic O +genes O +placed O +adjacent O +to O +or O +within O +its O +territory O +, O +often O +described O +as O +position O +- O +effect O +- O +variegation O +( O +PEV O +) O +( O +2 O +) O +. O + +Heterochromatin O +protein O +1 O +( O +HP1 O +) O +was O +the O +first O +protein O +identified O +in O +Drosophila B +melanogaster I +as O +a O +heterochromatin O +- O +associated O +protein O +( O +3 O +) O +; O +the O +corresponding O +gene O +has O +been O +cloned O +from O +a O +number O +of O +organisms O +and O +is O +highly O +conserved O +from O +yeast B +to O +human B +( O +4 O +) O +. O + +Polytene O +chromosome O +staining O +showed O +that O +, O +in O +Drosophila B +, O +HP1 O +is O +distributed O +mainly O +in O +pericentric O +heterochromatin O +, O +telomeric O +heterochromatin O +, O +the O +banded O +small O +fourth O +chromosome O +( O +5 O +- O +8 O +) O +, O +as O +well O +as O +~ O +200 O +individual O +loci O +scattered O +throughout O +the O +euchromatic O +chromosomal O +arms O +( O +5 O +) O +. O + +The O +gene O +encoding O +HP1 O +in O +D B +. I +melanogaster I +, O +Su O +( O +var O +) O +2 O +- O +5 O +, O +was O +isolated O +as O +a O +suppressor O +of O +PEV O +( O +9 O +- O +11 O +) O +. O + +The O +protein O +contains O +a O +highly O +conserved O +motif O +, O +the O +chromo O +( O +chromatin O +organization O +modifier O +) O +domain O +, O +similar O +to O +Polycomb O +( O +Pc O +) O +, O +a O +repressor O +of O +homeotic O +genes O +( O +12 O +) O +. O + +The O +association O +between O +HP1 O +and O +pericentric O +heterochromatin O +is O +believed O +to O +occur O +via O +the O +chromo O +domain O +of O +HP1 O +and O +the O +N O +- O +terminal O +tail O +of O +histone O +H3 O +methylated O +at O +lysine O +9 O +( O +13 O +, O +14 O +) O +, O +generated O +by O +histone O +methyltransferase O +- O +Su O +( O +var O +) O +3 O +- O +9 O +, O +a O +partner O +of O +HP1 O +in O +pericentric O +heterochromatin O +( O +15 O +) O +. O + +The O +C O +- O +terminal O +chromo O +' O +shadow O +' O +domain O +of O +HP1 O +interacts O +with O +other O +silencing O +complexes O +to O +suppress O +local O +transcriptional O +activity O +( O +15 O +- O +18 O +) O +. O + +However O +, O +studies O +of O +HP1 O +chromosomal O +distribution O +also O +showed O +that O +HP1 O +does O +not O +always O +co O +- O +localize O +with O +lysine O +9 O +methylated O +histone O +H3 O +or O +Su O +( O +var O +) O +3 O +- O +9 O +, O +especially O +in O +euchromatic O +regions O +( O +19 O +- O +21 O +) O +; O +in O +some O +cases O +, O +HP1 O +is O +found O +directly O +bound O +to O +DNA O +( O +22 O +, O +23 O +) O +. O + +All O +these O +features O +argue O +for O +distinct O +roles O +for O +HP1 O +in O +chromatin O +and O +in O +epigenetic O +gene O +regulation O +. O + +HP1 O +is O +believed O +to O +be O +an O +essential O +structural O +protein O +protecting O +the O +integrity O +of O +chromosomes O +during O +cell O +division O +( O +8 O +, O +24 O +) O +. O + +Swi6 O +, O +the O +homolog O +of O +HP1 O +in O +fission B +yeast I +, O +is O +dispensable O +for O +survival O +, O +but O +its O +deletion O +results O +in O +lagging O +chromosomes O +during O +anaphase O +, O +and O +a O +high O +rate O +of O +chromosome O +loss O +( O +25 O +, O +26 O +) O +. O + +Mutations O +of O +HP1 O +in O +D B +. I +melanogaster I +result O +in O +late O +larval O +lethality O +, O +chromosome O +breakages O +/ O +loss O +, O +telomere O +fusion O +and O +a O +high O +frequency O +of O +cells O +with O +abnormal O +anaphase O +( O +8 O +, O +27 O +) O +. O + +Null O +alleles O +of O +the O +HP1 O +functional O +partner O +in O +mice B +( O +SUVAR39 O +) O +also O +showed O +various O +chromosomal O +defects O +( O +28 O +) O +, O +supporting O +a O +conserved O +role O +for O +heterochromatin O +proteins O +in O +the O +regulation O +of O +chromosome O +dynamics O +during O +cell O +- O +cycle O +progression O +. O + +However O +, O +the O +mechanism O +( O +s O +) O +involved O +remains O +to O +be O +understood O +. O + +In O +this O +study O +, O +we O +utilized O +Drosophila B +embryonic O +Kc O +cells O +and O +an O +RNA O +interference O +( O +RNAi O +) O +- O +based O +approach O +to O +demonstrate O +that O +HP1 O +plays O +an O +important O +role O +at O +S O +phase O +and O +G2 O +/ O +M O +phases O +during O +the O +cell O +cycle O +. O + +We O +further O +show O +that O +nearly O +one O +- O +third O +of O +known O +/ O +predicted O +cell O +- O +cycle O +regulators O +require O +HP1 O +to O +maintain O +their O +active O +transcription O +. O + +These O +genes O +include O +MCMs O +, O +Orc4 O +, O +CDC45L O +, O +INCENP O +, O +Aurora O +B O +, O +CAF1 O +, O +Bub1 O +, O +Bub3 O +and O +a O +few O +other O +cell O +- O +cycle O +regulators O +. O + +ChIP O +analysis O +suggests O +that O +HP1 O +plays O +a O +direct O +role O +in O +their O +transcription O +. O + +Therefore O +, O +the O +results O +of O +this O +study O +provide O +an O +alternative O +explanation O +for O +the O +specific O +role O +of O +HP1 O +in O +the O +regulation O +of O +chromatin O +dynamics O +and O +in O +cell O +- O +cycle O +progression O +. O + +MATERIALS O +AND O +METHODS O + +RNAi O +in O +Kc O +cells O + +Drosophila B +Kc O +cells O +were O +routinely O +cultured O +at O +25 O +degrees O +C O +in O +Schneider O +Drosophila B +medium O +( O +GIBCO O +) O +supplemented O +with O +10 O +% O +fetal O +calf O +serum O +, O +160 O +mu O +g O +/ O +ml O +penicillin O +, O +250 O +mu O +g O +/ O +ml O +streptomycin O +, O +and O +4 O +mM O +l O +- O +glutamine O +. O + +Double O +- O +stranded O +RNA O +( O +dsRNA O +) O +of O +HP1 O +was O +generated O +by O +incubation O +of O +single O +- O +stranded O +RNA O +in O +annealing O +buffer O +( O +100 O +mM O +potassium O +acetate O +, O +30 O +mM O +HEPES O +- O +KOH O +, O +pH O +7 O +. O +4 O +, O +2 O +mM O +magnesium O +acetate O +) O +for O +3 O +min O +at O +95 O +degrees O +C O +and O +then O +placed O +in O +a O +beaker O +with O +water O +at O +75 O +degrees O +C O +and O +allowed O +to O +cool O +slowly O +to O +room O +temperature O +. O + +The O +detailed O +procedure O +of O +RNAi O +was O +carried O +out O +according O +to O +the O +established O +protocols O +( O +) O +. O + +Briefly O +, O +Kc O +cells O +were O +seeded O +in O +a O +six O +- O +well O +dish O +using O +serum O +- O +free O +medium O +at O +1 O +x O +106 O +cells O +/ O +ml O +. O + +HP1 O +dsRNA O +( O +5 O +mu O +g O +/ O +ml O +) O +was O +added O +to O +the O +cultured O +Kc O +cells O +. O + +After O +60 O +min O +at O +room O +temperature O +, O +2 O +ml O +of O +medium O +containing O +10 O +% O +serum O +was O +added O +to O +each O +well O +and O +the O +plates O +transferred O +to O +25 O +degrees O +C O +for O +up O +to O +8 O +days O +. O + +Western O +blotting O +and O +RT O +- O +PCR O +were O +carried O +out O +using O +the O +extract O +/ O +total O +RNA O +isolated O +from O +control O +and O +dsRNA O +- O +treated O +cells O +on O +days O +2 O +, O +6 O +and O +8 O +. O + +Cell O +- O +cycle O +and O +apoptosis O +analysis O + +The O +procedure O +for O +flow O +cytometric O +analysis O +of O +Kc O +cells O +followed O +that O +in O +the O +manual O +provided O +with O +the O +BrdU O +flow O +kit O +( O +BD O +PharMingen O +) O +. O + +The O +cells O +were O +fed O +with O +BrdU O +for O +4 O +h O +, O +then O +scraped O +and O +collected O +. O + +Fluorescence O +was O +measured O +using O +a O +FACSCalibur O +( O +Becton O +Dickinson O +) O +. O + +Data O +collection O +and O +analysis O +were O +performed O +using O +CellQuest O +software O +. O + +Electrophoresis O +and O +immunoblotting O + +Cell O +extracts O +( O +15 O +mu O +g O +) O +were O +fractionated O +by O +10 O +% O +SDS O +- O +PAGE O +, O +then O +transferred O +to O +Hybond O +- O +P O +PVDF O +membranes O +( O +Amersham O +) O +and O +probed O +with O +primary O +antibodies O +( O +CIA9 O +) O +, O +and O +secondary O +antibodies O +( O +anti O +- O +rabbit B +or O +anti O +- O +mouse B +horseradish B +peroxidase O +- O +conjugated O +IgG O +) O +, O +obtained O +from O +Jackson O +Immunoresearch O +Laboratories O +. O + +Enhanced O +chemiluminescence O +reagents O +( O +Amersham O +Pharmacia O +Biotech O +) O +were O +used O +for O +signal O +detection O +. O + +For O +the O +analysis O +of O +H3 O +ser10 O +phosphorylation O +, O +we O +used O +whole O +- O +cell O +extracts O +from O +700 O +000 O +Kc O +cells O +( O +control O +and O +RNAi O +at O +day O +8 O +) O +. O + +Western O +blotting O +was O +performed O +using O +polyclonal O +antibodies O +against O +ser10 O +- O +phosphorylated O +histone O +H3 O +at O +a O +dilution O +of O +1 O +: O +1000 O +( O +Upstate O +) O +. O + +Kc O +control O +cells O +arrested O +in O +mitosis O +by O +incubation O +in O +25 O +micro O +M O +colchicine O +( O +Sigma O +) O +for O +24 O +h O +were O +also O +analyzed O +for O +comparison O +. O + +Immunofluorescence O + +Kc O +cells O +were O +seeded O +onto O +polylysine O +slides O +, O +fixed O +with O +4 O +% O +formaldehyde O +for O +15 O +min O +and O +permeabilized O +with O +0 O +. O +5 O +% O +Triton O +X O +- O +100 O +for O +5 O +min O +. O + +The O +incubation O +with O +primary O +antibodies O +was O +carried O +out O +in O +blocking O +solution O +for O +1 O +h O +. O + +For O +staining O +of O +mitotic O +cells O +, O +the O +cells O +were O +permeabilized O +using O +PBST O +( O +PBS O +containing O +0 O +. O +3 O +% O +Triton O +X O +- O +100 O +) O +and O +stained O +with O +polyclonal O +antibody O +against O +Drosophila B +Aurora O +B O +at O +1 O +: O +200 O +dilution O +and O +monoclonal O +mouse B +at O +anti O +- O +beta O +- O +tubulin O +1 O +: O +300 O +dilution O +( O +Chemicon O +International O +) O +as O +primary O +antibodies O +. O + +Secondary O +antibodies O +were O +anti O +- O +rabbit B +coupled O +with O +Alexa O +488 O +( O +1 O +: O +500 O +) O +and O +anti O +- O +mouse B +coupled O +to O +Alexa O +546 O +( O +1 O +: O +500 O +) O +( O +Molecular O +Probes O +, O +Eugene O +, O +Oregon O +) O +. O + +Images O +were O +acquired O +using O +a O +confocal O +LSM510 O +META O +microscope O +( O +Zeiss O +) O +. O + +Stacks O +of O +images O +were O +analyzed O +using O +the O +IMARIS O +4 O +. O +0 O +program O +( O +Media O +cybernetics O +, O +Carlsbad O +, O +CA O +) O +. O + +Antibodies O + +Affinity O +- O +purified O +polyclonal O +antibodies O +of O +HP1 O +( O +rabbit B +# O +192 O +and O +# O +187 O +, O +5 O +mu O +g O +) O +and O +5 O +mu O +g O +of O +polyclonal O +anti O +- O +HA O +antibodies O +( O +Sigma O +) O +were O +used O +in O +each O +ChIP O +reaction O +. O + +The O +specificity O +of O +the O +HP1 O +polyclonal O +antibodies O +was O +determined O +using O +various O +approaches O +, O +including O +western O +blotting O +assay O +, O +immunofluorescence O +staining O +and O +immunoprecipitation O +to O +pull O +down O +HP1 O +( O +data O +not O +shown O +) O +. O + +The O +monoclonal O +antibody O +HP1 O +- O +CIA9 O +( O +5 O +) O +was O +used O +at O +a O +dilution O +of O +1 O +: O +20 O +in O +immunoblotting O +assays O +. O + +Microarray O +analysis O +and O +RT O +- O +PCR O + +Total O +RNA O +was O +isolated O +from O +control O +and O +HP1 O +- O +depleted O +Kc O +cells O +at O +day O +8 O +using O +an O +RNeasy O +kit O +( O +Qiagen O +) O +. O + +RNA O +labeling O +and O +microarray O +data O +analysis O +followed O +the O +standard O +protocol O +from O +Affymetrix O +. O + +We O +used O +ANOVA O +( O +P O +< O +0 O +. O +001 O +) O +to O +assess O +the O +expression O +confidence O +for O +each O +gene O +. O + +For O +RT O +- O +PCR O +analysis O +, O +poly O +( O +A O +) O ++ O +mRNA O +was O +purified O +with O +the O +Oligotex O +Direct O +mRNA O +kit O +( O +Qiagen O +) O +according O +to O +the O +manufacturer O +' O +s O +instructions O +. O + +The O +purified O +poly O +( O +A O +) O ++ O +RNA O +was O +reverse O +transcribed O +using O +the O +Thermoscript O +kit O +( O +Invitrogen O +) O +. O + +The O +cDNA O +was O +then O +used O +for O +PCR O +amplification O +for O +35 O +cycles O +with O +gene O +- O +specific O +primers O +. O + +PCR O +products O +were O +scanned O +after O +electrophoretic O +separation O +with O +a O +Typhoon O +Scanner O +, O +quantified O +using O +ImageQuant O +software O +( O +Amersham O +Biosciences O +) O +and O +normalized O +for O +amplification O +of O +the O +Actin5c O +transcript O +. O + +The O +sequence O +of O +primers O +used O +for O +RT O +- O +PCR O +and O +ChIP O +analysis O +are O +provided O +in O +the O +Supplementary O +Material O +. O + +ChIP O + +ChIP O +was O +performed O +according O +to O +Orlando O +et O +al O +. O + +( O +29 O +) O +and O +the O +protocol O +provided O +by O +Upstate O +( O +) O +with O +some O +modifications O +. O + +In O +brief O +, O +1 O +- O +2 O +x O +108 O +Kc O +cells O +were O +prepared O +and O +fixed O +in O +1 O +% O +formaldehyde O +. O + +Nuclei O +were O +isolated O +according O +to O +a O +standard O +procedure O +in O +Current O +Protocols O +( O +) O +, O +then O +resuspended O +in O +1 O +. O +7 O +ml O +of O +lysis O +buffer O +( O +50 O +mM O +Tris O +, O +pH O +8 O +. O +0 O +, O +10 O +mM O +EDTA O +, O +1 O +% O +SDS O +and O +protease O +inhibitors O +) O +and O +sonicated O +using O +a O +Branson O +sonifier O +250 O +. O + +Chromatin O +fractions O +in O +the O +size O +range O +0 O +. O +2 O +- O +0 O +. O +8 O +kb O +were O +used O +to O +perform O +immunoprecipitation O +experiments O +. O + +We O +used O +5 O +mu O +g O +affinity O +- O +purified O +polyclonal O +antibodies O +( O +# O +192 O +and O +# O +182 O +for O +HP1 O +; O +HA O +antibody O +for O +control O +) O +and O +1 O +ml O +of O +salmon O +sperm O +DNA O +/ O +protein O +- O +A O +- O +agarose O +( O +Upstate O +) O +pre O +- O +cleared O +chromatin O +lysate O +in O +each O +reaction O +. O + +The O +mixture O +was O +then O +rotated O +at O +4 O +degrees O +C O +overnight O +and O +the O +recovered O +beads O +were O +washed O +twice O +with O +1 O +ml O +of O +Low O +salt O +buffer O +( O +Upstate O +) O +, O +once O +with O +High O +salt O +buffer O +( O +Upstate O +) O +, O +once O +with O +LiCl O +buffer O +( O +Upstate O +) O +and O +twice O +with O +TE O +at O +4 O +degrees O +C O +for O +8 O +min O +. O + +ChIP O +DNA O +was O +extracted O +according O +to O +the O +standard O +procedures O +( O +29 O +) O +. O + +RESULTS O + +Depletion O +of O +HP1 O +in O +Drosophila B +Kc O +cells O + +Various O +chromosomal O +defects O +in O +the O +cell O +cycle O +have O +been O +observed O +in O +embryos O +or O +larval O +tissues O +of O +Drosophila B +HP1 O +mutants O +( O +8 O +, O +27 O +) O +. O + +However O +, O +the O +presence O +of O +maternally O +loaded O +HP1 O +in O +embryos O +and O +the O +lethality O +of O +HP1 O +mutants O +at O +late O +larval O +stages O +have O +so O +far O +precluded O +a O +systematic O +study O +of O +the O +role O +of O +HP1 O +in O +cell O +- O +cycle O +regulation O +. O + +Therefore O +, O +we O +used O +Drosophila B +Kc O +cells O +, O +a O +cell O +line O +derived O +from O +Drosophila B +embryos O +, O +as O +a O +model O +system O +to O +address O +this O +problem O +. O + +HP1 O +transcripts O +were O +depleted O +using O +an O +RNAi O +- O +based O +approach O +( O +see O +Materials O +and O +Methods O +) O +. O + +The O +reduction O +in O +HP1 O +expression O +was O +measured O +both O +by O +RT O +- O +PCR O +and O +by O +western O +blotting O +analysis O +( O +Figure O +1A O +) O +. O + +A O +significant O +reduction O +in O +the O +HP1 O +expression O +was O +already O +evident O +after O +2 O +days O +treatment O +with O +HP1 O +dsRNA O +. O + +Cells O +at O +day O +8 O +showed O +a O +reduction O +in O +HP1 O +of O +~ O +90 O +% O +( O +Figure O +1A O +) O +and O +were O +therefore O +used O +in O +all O +subsequent O +experiments O +. O + +Cell O +- O +cycle O +progression O +at O +S O +and O +G2 O +/ O +M O +phase O +is O +altered O +in O +the O +absence O +of O +HP1 O + +The O +impact O +of O +HP1 O +loss O +on O +the O +cell O +cycle O +of O +Kc O +cells O +was O +determined O +using O +cell O +- O +cycle O +profile O +analysis O +of O +HP1 O +- O +depleted O +and O +control O +cells O +. O + +The O +percentage O +of O +cells O +in O +S O +phase O +was O +determined O +by O +BrdU O +incorporation O +, O +and O +total O +DNA O +content O +by O +7 O +- O +amino O +- O +actinomycin O +( O +7 O +- O +AAD O +) O +. O + +The O +results O +showed O +that O +the O +depletion O +of O +HP1 O +( O +day O +8 O +) O +caused O +a O +decrease O +in O +S O +- O +phase O +cells O +of O +at O +least O +4 O +- O +fold O +, O +and O +a O +2 O +- O +fold O +decrease O +in O +G2 O +/ O +M O +- O +phase O +cells O +( O +Figure O +1B O +) O +, O +although O +no O +significant O +effect O +was O +found O +at O +the O +G1 O +phase O +. O + +In O +addition O +, O +depletion O +of O +HP1 O +caused O +a O +greater O +than O +7 O +- O +fold O +increase O +in O +the O +number O +of O +apoptotic O +cells O +. O + +These O +results O +, O +therefore O +, O +confirm O +that O +HP1 O +is O +an O +important O +regulator O +during O +the O +cell O +cycle O +, O +especially O +at O +the O +S O +and O +G2 O +/ O +M O +phases O +. O + +Cell O +- O +cycle O +regulators O +require O +HP1 O +to O +maintain O +their O +active O +transcription O + +To O +ask O +whether O +the O +cell O +- O +cycle O +defects O +were O +due O +to O +changes O +in O +the O +transcription O +of O +genes O +functionally O +involved O +in O +S O +phase O +and O +the O +G2 O +/ O +M O +phase O +, O +we O +next O +assessed O +global O +changes O +in O +gene O +transcription O +following O +depletion O +of O +HP1 O +. O + +Expression O +profile O +analysis O +was O +performed O +using O +total O +RNA O +isolated O +from O +both O +HP1 O +- O +depleted O +Kc O +cells O +and O +control O +Kc O +cells O +, O +and O +an O +Affymetrix O +Drosophila B +chip O +. O + +For O +each O +experiment O +, O +we O +used O +total O +RNA O +isolated O +from O +two O +independent O +HP1 O +- O +depleted O +and O +control O +samples O +, O +and O +at O +least O +two O +independent O +experiments O +were O +performed O +. O + +The O +microarray O +analysis O +showed O +that O +loss O +of O +HP1 O +function O +in O +Kc O +cells O +resulted O +in O +alterations O +in O +transcription O +of O +> O +500 O +genes O +: O +~ O +400 O +genes O +were O +down O +- O +regulated O +and O +~ O +120 O +genes O +were O +up O +- O +regulated O +( O +> O +1 O +. O +5 O +- O +fold O +, O +ANOVA O +) O +. O + +The O +function O +of O +these O +genes O +ranged O +from O +cellular O +enzymes O +, O +signal O +transduction O +molecules O +, O +and O +membrane O +and O +cell O +structural O +proteins O +, O +to O +nucleic O +acid O +- O +binding O +proteins O +and O +cell O +- O +cycle O +regulators O +( O +Figure O +2A O +) O +. O + +At O +the O +chromosomal O +level O +, O +the O +genes O +targeted O +by O +HP1 O +appeared O +to O +be O +distributed O +along O +all O +euchromatic O +chromosomal O +arms O +( O +data O +not O +shown O +) O +, O +supporting O +a O +global O +role O +of O +HP1 O +in O +euchromatic O +gene O +regulation O +( O +20 O +) O +. O + +Among O +60 O +known O +/ O +predicted O +genes O +associated O +with O +DNA O +replication O +function O +, O +15 O +were O +down O +- O +regulated O +in O +the O +absence O +of O +HP1 O +( O +Figure O +2B O +) O +. O + +These O +included O +McM2 O +, O +McM5 O +, O +McM6 O +and O +CDC45L O +, O +which O +are O +required O +for O +processive O +DNA O +replication O +and O +correct O +chromosome O +condensation O +( O +30 O +- O +32 O +) O +. O + +Other O +genes O +involved O +in O +DNA O +replication O +, O +such O +as O +components O +of O +the O +origin O +recognition O +complex O +( O +Orc O +) O +- O +- O +Orc4 O +, O +Caf1 O +, O +Gnf1 O +, O +Dref1 O +, O +DNA O +polymerase O +- O +gamma O +and O +Tam O +- O +- O +were O +also O +down O +- O +regulated O +( O +Figure O +2B O +) O +. O + +Aurora O +B O +and O +inner O +centromere O +protein O +( O +INCENP O +) O +, O +known O +to O +be O +required O +for O +kinetochore O +assembly O +, O +chromosome O +condensation O +and O +bipolar O +chromosome O +attachment O +during O +mitosis O +( O +33 O +) O +, O +also O +showed O +a O +reduction O +in O +transcription O +. O + +A O +similar O +loss O +of O +transcription O +was O +observed O +in O +Bub1 O +and O +Bub3 O +( O +Figure O +2B O +) O +, O +encoding O +mitotic O +checkpoint O +control O +proteins O +( O +34 O +, O +35 O +) O +. O + +Loss O +function O +of O +Bub1 O +has O +been O +shown O +to O +cause O +chromatin O +bridges O +to O +extend O +between O +the O +two O +separating O +groups O +of O +chromosomes O +, O +and O +extensive O +chromosome O +fragmentation O +in O +anaphase O +cells O +( O +35 O +) O +. O + +We O +confirmed O +the O +changes O +in O +the O +transcription O +of O +cell O +- O +cycle O +regulators O +using O +semi O +- O +quantitative O +RT O +- O +PCR O +, O +which O +gave O +results O +consistent O +with O +the O +microarray O +analysis O +. O + +In O +addition O +, O +cell O +- O +cycle O +regulator O +genes O +, O +such O +as O +McM3 O +, O +McM7 O +and O +Asp O +( O +abnormal O +spindle O +) O +, O +were O +also O +confirmed O +to O +be O +down O +- O +regulated O +( O +Figure O +2C O +) O +. O + +Collectively O +, O +these O +results O +demonstrate O +that O +HP1 O +is O +indeed O +involved O +in O +the O +regulation O +of O +transcription O +of O +cell O +- O +cycle O +regulators O +. O + +HP1 O +is O +required O +for O +Aurora O +B O +distribution O +and O +histone O +H3 O +phosphorylation O + +INCENP O +is O +localized O +to O +the O +centromeric O +region O +of O +chromosomes O +at O +metaphase O +and O +the O +spindle O +midzone O +at O +anaphase O +, O +which O +then O +targets O +Aurora O +B O +, O +a O +kinase O +essential O +for O +histone O +H3 O +ser10 O +phosphorylation O +, O +to O +these O +sites O +( O +36 O +) O +. O + +Loss O +of O +function O +of O +both O +these O +' O +chromosomal O +passenger O +' O +proteins O +causes O +abnormal O +chromosomal O +segregation O +at O +metaphase O +, O +as O +well O +as O +certain O +cytokinesis O +defects O +( O +36 O +, O +37 O +) O +. O + +The O +loss O +of O +transcription O +of O +both O +INCENP O +and O +Aurora O +B O +after O +depletion O +of O +HP1 O +, O +therefore O +, O +raised O +the O +possibility O +that O +localization O +of O +Aurora O +B O +( O +Figure O +3 O +and O +data O +not O +shown O +) O +may O +be O +altered O +. O + +Staining O +of O +HP1 O +- O +depleted O +Kc O +cells O +with O +anti O +- O +Aurora O +B O +antibodies O +indeed O +revealed O +an O +altered O +localization O +of O +Aurora O +B O +and O +, O +in O +a O +number O +of O +cases O +, O +a O +complete O +loss O +of O +Aurora O +B O +( O +Figure O +3A O +) O +. O + +Consistent O +with O +the O +loss O +function O +of O +Aurora O +B O +, O +the O +spindles O +in O +the O +metaphase O +cells O +were O +also O +disorganized O +, O +with O +a O +large O +number O +of O +cells O +showing O +an O +altered O +prometaphase O +chromosome O +alignment O +( O +Figure O +3A O +) O +. O + +Some O +showed O +extensive O +chromosome O +fragmentation O +( O +Figure O +3B O +) O +, O +or O +the O +presence O +of O +a O +third O +spindle O +pole O +- O +like O +structure O +as O +indicated O +by O +beta O +- O +tubulin O +( O +Figure O +3A O +) O +. O + +At O +telophase O +, O +we O +observed O +defective O +separating O +cells O +with O +an O +extra O +cell O +envelope O +- O +like O +structure O +without O +nuclei O +( O +Figure O +3A O +) O +. O + +Chromatin O +bridges O +or O +lagging O +chromatids O +at O +telophase O +were O +also O +evident O +in O +some O +cells O +( O +Figure O +3C O +) O +; O +however O +, O +in O +some O +cases O +, O +localization O +of O +Aurora O +B O +appeared O +not O +to O +be O +affected O +, O +arguing O +that O +other O +pathways O +are O +possibly O +involved O +. O + +We O +next O +analyzed O +changes O +in O +histone O +H3 O +serine O +10 O +phosphorylation O +, O +since O +the O +loss O +of O +transcription O +of O +INCENP O +is O +known O +to O +affect O +localization O +of O +Aurora O +B O +( O +33 O +) O +, O +which O +is O +essential O +in O +the O +regulation O +of O +histone O +H3 O +phosphorylation O +( O +36 O +) O +. O + +Total O +cell O +extracts O +from O +HP1 O +- O +depleted O +Kc O +cells O +were O +analyzed O +by O +western O +blotting O +( O +Figure O +3D O +) O +. O + +The O +results O +indeed O +showed O +a O +severalfold O +reduction O +in O +H3 O +ser10 O +phosphorylation O +after O +depletion O +of O +HP1 O +, O +consistent O +with O +the O +functional O +disruption O +of O +INCENP O +and O +Aurora O +B O +in O +the O +absence O +of O +HP1 O +. O + +HP1 O +directly O +targets O +genes O +encoding O +cell O +- O +cycle O +regulators O +in O +euchromatin O + +To O +test O +whether O +the O +loss O +of O +transcription O +of O +genes O +involved O +in O +DNA O +replication O +and O +mitosis O +was O +a O +direct O +effect O +of O +the O +loss O +of O +HP1 O +, O +we O +performed O +a O +ChIP O +analysis O +to O +determine O +whether O +HP1 O +is O +physically O +associated O +with O +these O +genes O +. O + +Chromatin O +lysates O +from O +formaldehyde O +- O +fixed O +Kc O +cells O +were O +sonicated O +into O +small O +chromatin O +fragments O +( O +0 O +. O +2 O +- O +0 O +. O +8 O +kb O +) O +and O +immunoprecipitated O +with O +polyclonal O +antibodies O +against O +Drosophila B +HP1 O +. O + +As O +a O +control O +, O +we O +used O +a O +mock O +precipitation O +( O +beads O +only O +) O +and O +polyclonal O +antibodies O +against O +HA O +. O + +Our O +ChIP O +results O +showed O +that O +known O +transposable O +elements O +distributed O +in O +heterochromatin O +, O +such O +as O +F O +- O +element O +, O +TART O +and O +1360 O +( O +7 O +, O +38 O +) O +, O +were O +all O +enriched O +in O +HP1 O +binding O +( O +Figure O +4 O +) O +, O +which O +is O +also O +consistent O +with O +a O +previous O +study O +( O +20 O +) O +. O + +Using O +the O +same O +ChIP O +DNA O +material O +, O +we O +then O +attempted O +to O +determine O +whether O +HP1 O +was O +enriched O +in O +genes O +involved O +in O +DNA O +replication O +. O + +Primers O +were O +designed O +to O +cover O +the O +promoter O +regions O +of O +selected O +genes O +. O + +The O +results O +showed O +that O +McM3 O +, O +McM5 O +and O +Tam O +were O +all O +enriched O +in O +HP1 O +binding O +( O +Figure O +4 O +) O +. O + +However O +, O +McM7 O +appeared O +to O +be O +HP1 O +- O +negative O +, O +although O +its O +transcription O +was O +also O +affected O +by O +the O +loss O +of O +HP1 O +function O +. O + +Genes O +essential O +for O +mitosis O +, O +such O +as O +Aurora O +B O +, O +were O +also O +HP1 O +- O +positive O +( O +Figure O +4 O +) O +. O + +These O +results O +demonstrate O +that O +these O +cell O +- O +cycle O +regulator O +genes O +are O +directly O +targeted O +by O +HP1 O +in O +their O +promoter O +regions O +. O + +DISCUSSION O + +In O +this O +study O +, O +we O +used O +microarray O +and O +RT O +- O +PCR O +techniques O +to O +demonstrate O +that O +transcription O +of O +cell O +- O +cycle O +regulators O +is O +misregulated O +in O +the O +absence O +of O +HP1 O +. O + +Certain O +defects O +in O +S O +phase O +may O +be O +a O +direct O +consequence O +of O +the O +loss O +of O +transcription O +of O +DNA O +replication O +genes O +such O +as O +McM2 O +, O +McM5 O +, O +McM6 O +, O +CDC45L O +, O +Orc4 O +and O +others O +, O +since O +these O +genes O +have O +been O +functionally O +implicated O +in O +the O +initiation O +of O +DNA O +replication O +and O +/ O +or O +the O +progression O +of O +replication O +forks O +( O +39 O +) O +. O + +Depletion O +or O +mutation O +of O +these O +genes O +has O +been O +shown O +to O +result O +in O +DNA O +damage O +( O +32 O +) O +, O +the O +blockage O +of O +replication O +forks O +( O +39 O +) O +, O +increased O +chromosome O +loss O +/ O +genome O +instability O +, O +and O +defective O +condensation O +( O +30 O +) O +. O + +The O +reduction O +in O +the O +number O +of O +cells O +in O +G2 O +/ O +M O +phase O +may O +be O +a O +consequence O +of O +the O +reduction O +in O +transcription O +or O +functional O +disruption O +of O +INCENP O +, O +Aurora O +B O +, O +Bub1 O +, O +and O +Bub3 O +( O +34 O +, O +36 O +) O +. O + +Chromosome O +segregation O +defects O +, O +such O +as O +chromosome O +fragmentation O +and O +chromatin O +bridges O +in O +anaphase O +/ O +telophase O +cells O +, O +and O +certain O +cytokinesis O +defects O +in O +HP1 O +- O +depleted O +cells O +, O +mimic O +the O +phenotype O +of O +cells O +with O +loss O +function O +of O +INCENP O +, O +Aurora O +B O +or O +Bub1 O +( O +35 O +- O +37 O +) O +. O + +The O +mislocalization O +of O +Aurora O +B O +in O +the O +absence O +of O +HP1 O +is O +also O +consistent O +with O +the O +loss O +of O +transcription O +and O +functional O +disruption O +of O +INCENP O +( O +37 O +) O +, O +and O +the O +reduction O +in O +Aurora O +B O +transcription O +may O +be O +partially O +responsible O +for O +the O +observed O +chromosomal O +defects O +, O +including O +loss O +of O +histone O +H3 O +phosphorylation O +at O +serine O +10 O +. O + +HP1 O +is O +also O +known O +to O +physically O +interact O +with O +certain O +components O +of O +replication O +complexes O +such O +as O +ORCs O +and O +MCMs O +( O +30 O +, O +40 O +, O +41 O +) O +, O +with O +the O +inner O +centromere O +protein O +INCENP O +( O +42 O +) O +and O +the O +chromatin O +assembly O +factor O +CAF1 O +( O +43 O +) O +promoting O +delivery O +of O +HP1 O +to O +heterochromatin O +sites O +( O +44 O +) O +. O + +Loss O +of O +HP1 O +is O +, O +therefore O +, O +expected O +to O +cause O +disruption O +to O +such O +HP1 O +- O +associated O +complexes O +, O +and O +will O +partially O +contribute O +to O +the O +chromatin O +/ O +chromosomal O +defects O +in O +HP1 O +mutants O +( O +8 O +, O +27 O +) O +and O +HP1 O +- O +depleted O +Kc O +cells O +. O + +It O +is O +therefore O +well O +possible O +that O +the O +loss O +of O +transcription O +of O +these O +cell O +- O +cycle O +regulator O +genes O +, O +and O +consequent O +disruption O +of O +HP1 O +functional O +complexes O +or O +heterochromatin O +structure O +, O +all O +contributed O +to O +the O +cell O +- O +cycle O +defects O +observed O +. O + +The O +ChIP O +assay O +supports O +the O +hypothesis O +that O +the O +loss O +of O +transcription O +of O +cell O +- O +cycle O +regulator O +genes O +is O +a O +direct O +effect O +of O +the O +lack O +of O +HP1 O +. O + +Aurora O +B O +, O +McM3 O +, O +and O +McM5 O +were O +all O +bound O +by O +HP1 O +at O +their O +promoter O +regions O +, O +although O +other O +cell O +- O +cycle O +regulators O +, O +such O +as O +McM7 O +, O +were O +HP1 O +- O +negative O +, O +implying O +that O +the O +altered O +transcription O +in O +these O +genes O +might O +be O +a O +secondary O +effect O +of O +the O +loss O +of O +HP1 O +. O + +A O +previous O +study O +in O +Drosophila B +Kc O +cells O +( O +20 O +) O +employed O +an O +approach O +based O +on O +the O +ectopic O +expression O +of O +a O +fusion O +protein O +of O +HP1 O +with O +a O +prokaryotic O +DNA O +adenine O +methyltransferase O +and O +identified O +a O +number O +of O +methylated O +targets O +in O +the O +genome O +. O + +In O +this O +study O +, O +MCM3 O +and O +MCM5 O +were O +not O +found O +to O +be O +methylated O +, O +indicating O +lack O +of O +association O +with O +HP1 O +. O + +On O +the O +other O +hand O +, O +heterochromatin O +repeats O +, O +such O +F O +- O +element O +and O +1360 O +, O +were O +consistently O +found O +to O +be O +HP1 O +- O +enriched O +both O +here O +and O +in O +the O +previous O +study O +. O + +It O +remains O +to O +be O +determined O +whether O +these O +discrepancies O +are O +due O +to O +the O +different O +experimental O +systems O +used O +. O + +However O +, O +we O +note O +that O +the O +previous O +study O +was O +performed O +using O +a O +cDNA O +array O +, O +while O +we O +observe O +binding O +of O +endogenous O +HP1 O +at O +the O +promoter O +of O +these O +genes O +. O + +Similarly O +, O +another O +study O +using O +chromatin O +immunoprecipitation O +in O +larvae O +also O +showed O +few O +HP1 O +- O +positive O +genes O +that O +were O +not O +detected O +in O +Kc O +cells O +by O +the O +Dam O +ID O +approach O +( O +21 O +) O +. O + +A O +large O +number O +of O +genes O +affected O +by O +the O +loss O +of O +D B +. I +melanogaster I +HP1 O +in O +larval O +tissues O +( O +21 O +) O +seem O +to O +be O +different O +from O +that O +in O +embryonic O +Kc O +cells O +. O + +The O +change O +in O +the O +transcription O +of O +Aurora O +B O +and O +few O +cell O +- O +cycle O +regulators O +reported O +in O +this O +study O +is O +also O +not O +found O +among O +the O +HP1 O +- O +affected O +genes O +at O +larval O +stage O +( O +21 O +) O +. O + +This O +may O +be O +due O +to O +specific O +role O +( O +s O +) O +of O +HP1 O +in O +different O +stages O +of O +development O +. O + +Alternatively O +, O +it O +is O +also O +possible O +that O +the O +impact O +of O +HP1 O +in O +the O +transcription O +of O +cell O +- O +cycle O +regulators O +in O +proliferating O +cells O +is O +underestimated O +when O +performing O +the O +analyses O +on O +larval O +tissues O +, O +and O +thus O +on O +mixed O +populations O +of O +both O +proliferating O +and O +differentiating O +/ O +differentiated O +cells O +. O + +HP1 O +is O +generally O +known O +as O +a O +transcriptional O +repressor O +, O +as O +supported O +by O +several O +lines O +of O +evidence O +: O +silencing O +of O +a O +euchromatic O +reporter O +gene O +in O +heterochromatin O +requires O +HP1 O +( O +10 O +, O +11 O +) O +, O +tethering O +of O +HP1 O +next O +to O +a O +euchromatic O +reporter O +gene O +causes O +silencing O +( O +45 O +) O +, O +and O +the O +repression O +of O +genes O +within O +euchromatic O +region O +31 O +bound O +by O +HP1 O +is O +relieved O +in O +the O +absence O +of O +HP1 O +( O +46 O +) O +. O + +In O +contrast O +, O +genes O +in O +heterochromatin O +, O +known O +as O +heterochromatic O +genes O +, O +such O +as O +light O +and O +rolled O +, O +seem O +to O +require O +HP1 O +to O +maintain O +their O +active O +transcription O +( O +47 O +, O +48 O +) O +. O + +The O +level O +of O +transcription O +of O +heterochromatic O +genes O +was O +dramatically O +reduced O +in O +a O +mutated O +HP1 O +background O +( O +47 O +- O +49 O +) O +. O + +It O +was O +therefore O +proposed O +that O +HP1 O +may O +function O +as O +a O +positive O +regulator O +of O +transcription O +of O +these O +genes O +( O +50 O +, O +51 O +) O +, O +although O +the O +exact O +regulation O +mechanism O +remains O +unclear O +. O + +A O +study O +of O +heat O +- O +shock O +genes O +found O +that O +HP1 O +is O +associated O +with O +RNA O +transcripts O +in O +the O +coding O +region O +, O +and O +is O +also O +a O +positive O +regulator O +of O +their O +transcription O +( O +52 O +, O +53 O +) O +. O + +The O +chromatin O +association O +of O +HP1 O +at O +the O +promoter O +region O +of O +active O +euchromatic O +genes O +demonstrated O +from O +this O +work O +and O +others O +, O +and O +its O +independence O +from O +histone O +H3K9 O +methylation O +( O +21 O +) O +, O +all O +suggest O +that O +mechanism O +whereby O +HP1 O +modulates O +transcription O +of O +euchromatic O +genes O +is O +potentially O +distinct O +from O +its O +role O +in O +heterochromatin O +formation O +. O + +Collectively O +, O +the O +results O +of O +this O +study O +demonstrate O +that O +HP1 O +plays O +an O +essential O +role O +in O +cell O +- O +cycle O +progression O +, O +and O +support O +the O +view O +that O +HP1 O +, O +in O +addition O +to O +its O +role O +in O +heterochromatin O +, O +can O +act O +as O +a O +positive O +transcriptional O +regulator O +of O +euchromatic O +genes O +. O + +SUPPLEMENTARY O +MATERIAL O + +Supplementary O +Material O +is O +available O +at O +NAR O +Online O +. O + +Supplementary O +Material O + +Structural O +organization O +and O +interactions O +of O +transmembrane O +domains O +in O +tetraspanin O +proteins O + +Abstract O + +Background O + +Proteins O +of O +the O +tetraspanin O +family O +contain O +four O +transmembrane O +domains O +( O +TM1 O +- O +4 O +) O +linked O +by O +two O +extracellular O +loops O +and O +a O +short O +intracellular O +loop O +, O +and O +have O +short O +intracellular O +N O +- O +and O +C O +- O +termini O +. O + +While O +structure O +and O +function O +analysis O +of O +the O +larger O +extracellular O +loop O +has O +been O +performed O +, O +the O +organization O +and O +role O +of O +transmembrane O +domains O +have O +not O +been O +systematically O +assessed O +. O + +Results O + +Among O +28 O +human B +tetraspanin O +proteins O +, O +the O +TM1 O +- O +3 O +sequences O +display O +a O +distinct O +heptad O +repeat O +motif O +( O +abcdefg O +) O +n O +. O + +In O +TM1 O +, O +position O +a O +is O +occupied O +by O +structurally O +conserved O +bulky O +residues O +and O +position O +d O +contains O +highly O +conserved O +Asn O +and O +Gly O +residues O +. O + +In O +TM2 O +, O +position O +a O +is O +occupied O +by O +conserved O +small O +residues O +( O +Gly O +/ O +Ala O +/ O +Thr O +) O +, O +and O +position O +d O +has O +a O +conserved O +Gly O +and O +two O +bulky O +aliphatic O +residues O +. O + +In O +TM3 O +, O +three O +a O +positions O +of O +the O +heptad O +repeat O +are O +filled O +by O +two O +leucines O +and O +a O +glutamate O +/ O +glutamine O +residue O +, O +and O +two O +d O +positions O +are O +occupied O +by O +either O +Phe O +/ O +Tyr O +or O +Val O +/ O +Ile O +/ O +Leu O +residues O +. O + +No O +heptad O +motif O +is O +apparent O +in O +TM4 O +sequences O +. O + +Mutations O +of O +conserved O +glycines O +in O +human B +CD9 O +( O +Gly25 O +and O +Gly32 O +in O +TM1 O +; O +Gly67 O +and O +Gly74 O +in O +TM2 O +) O +caused O +aggregation O +of O +mutant O +proteins O +inside O +the O +cell O +. O + +Modeling O +of O +the O +TM1 O +- O +TM2 O +interface O +in O +CD9 O +, O +using O +a O +novel O +algorithm O +, O +predicts O +tight O +packing O +of O +conserved O +bulky O +residues O +against O +conserved O +Gly O +residues O +along O +the O +two O +helices O +. O + +The O +homodimeric O +interface O +of O +CD9 O +was O +mapped O +, O +by O +disulfide O +cross O +- O +linking O +of O +single O +- O +cysteine O +mutants O +, O +to O +the O +vicinity O +of O +residues O +Leu14 O +and O +Phe17 O +in O +TM1 O +( O +positions O +g O +and O +c O +) O +and O +Gly77 O +, O +Gly80 O +and O +Ala81 O +in O +TM2 O +( O +positions O +d O +, O +g O +and O +a O +, O +respectively O +) O +. O + +Mutations O +of O +a O +and O +d O +residues O +in O +both O +TM1 O +and O +TM2 O +( O +Gly25 O +, O +Gly32 O +, O +Gly67 O +and O +Gly74 O +) O +, O +involved O +in O +intramolecular O +TM1 O +- O +TM2 O +interaction O +, O +also O +strongly O +diminished O +intermolecular O +interaction O +, O +as O +assessed O +by O +cross O +- O +linking O +of O +Cys80 O +. O + +Conclusion O + +Our O +results O +suggest O +that O +tetraspanin O +intra O +- O +and O +intermolecular O +interactions O +are O +mediated O +by O +conserved O +residues O +in O +adjacent O +, O +but O +distinct O +regions O +of O +TM1 O +and O +TM2 O +. O + +A O +key O +structural O +element O +that O +defines O +TM1 O +- O +TM2 O +interaction O +in O +tetraspanins O +is O +the O +specific O +packing O +of O +bulky O +residues O +against O +small O +residues O +. O + +Background O + +Tetraspanins O +constitute O +a O +large O +family O +of O +integral O +membrane O +proteins O +, O +characteristically O +containing O +4 O +, O +6 O +or O +8 O +conserved O +cysteine O +residues O +in O +the O +large O +extracellular O +loop O +( O +including O +the O +CCG O +and O +PxxCC O +motifs O +) O +, O +which O +form O +disulfide O +bonds O +, O +and O +several O +conserved O +polar O +residues O +in O +the O +intracellular O +loop O +and O +transmembrane O +regions O +[ O +1 O +, O +2 O +] O +. O + +There O +are O +32 O +putative O +tetraspanin O +family O +members O +in O +mammals O +, O +37 O +in O +Drosophila B +melanogaster I +and O +20 O +in O +Caenorhabditis B +elegans I +. O + +Tetraspanins O +play O +diverse O +roles O +in O +cell O +adhesion O +, O +migration O +and O +fusion O +processes O +, O +cellular O +activation O +and O +signaling O +( O +reviewed O +in O +refs O +. O +[ O +2 O +- O +4 O +] O +) O +. O + +Mammalian O +tetraspanins O +such O +as O +CD9 O +, O +CD63 O +, O +CD81 O +, O +CD82 O +, O +CD151 O +, O +rds O +/ O +peripherin O +, O +and O +uroplakins O +Ia O +and O +Ib O +have O +been O +most O +extensively O +studied O +, O +with O +mouse B +knock O +- O +out O +models O +available O +for O +CD9 O +[ O +5 O +- O +7 O +] O +, O +CD81 O +[ O +8 O +, O +9 O +] O +, O +CD151 O +[ O +10 O +] O +and O +a O +few O +others O +. O + +However O +, O +the O +majority O +of O +tetraspanins O +are O +characterized O +very O +little O +, O +if O +at O +all O +, O +at O +genetic O +, O +biochemical O +or O +structural O +levels O +. O + +The O +large O +extracellular O +loop O +( O +LEL O +) O +of O +tetraspanins O +has O +received O +most O +attention O +, O +since O +it O +contains O +functionally O +important O +sites O +. O + +Sequence O +QRD O +( O +194 O +- O +196 O +) O +in O +CD151 O +is O +important O +for O +association O +with O +integrins O +, O +which O +has O +functional O +consequences O +for O +integrin O +- O +dependent O +cell O +spreading O +and O +multicellular O +cable O +formation O +[ O +11 O +] O +. O + +A O +site O +in O +the O +LEL O +of O +CD9 O +, O +SFQ O +( O +residues O +173 O +- O +175 O +) O +, O +is O +essential O +for O +CD9 O +function O +in O +sperm O +- O +egg O +fusion O +[ O +12 O +] O +. O + +The O +crystal O +structure O +of O +tetraspanin O +CD81 O +LEL O +revealed O +five O +alpha O +- O +helixes O +, O +A O +- O +E O +[ O +13 O +] O +. O + +Helices O +A O +, O +B O +and O +E O +form O +a O +relatively O +conserved O +region O +in O +tetraspanins O +, O +whereas O +the O +region O +between O +helices O +B O +and O +E O +is O +the O +most O +variable O +[ O +14 O +] O +. O + +Interestingly O +, O +the O +variable O +region O +contains O +most O +of O +the O +functionally O +important O +sites O +involved O +in O +tetraspanin O +protein O +- O +protein O +interactions O +. O + +A O +remarkable O +biochemical O +property O +of O +tetraspanin O +molecules O +is O +their O +ability O +to O +associate O +with O +a O +large O +number O +of O +other O +transmembrane O +proteins O +, O +including O +integrins O +, O +membrane O +- O +associated O +growth O +factors O +and O +receptors O +, O +MHC O +class O +II O +molecules O +, O +Ig O +superfamily O +proteins O +, O +and O +each O +other O +[ O +2 O +, O +3 O +, O +15 O +] O +. O + +Several O +of O +these O +lateral O +associations O +of O +tetraspanins O +are O +detected O +in O +" O +mild O +" O +detergents O +( O +Brij O +series O +, O +CHAPS O +) O +, O +but O +are O +disrupted O +by O +" O +strong O +" O +detergents O +such O +as O +Triton O +X O +- O +100 O +or O +SDS O +. O + +Multiprotein O +complexes O +of O +tetraspanins O +and O +associated O +molecules O +, O +also O +called O +the O +" O +tetraspanin O +web O +" O +[ O +16 O +] O +, O +may O +represent O +a O +distinct O +tetraspanin O +- O +enriched O +membrane O +microdomain O +[ O +17 O +, O +18 O +] O +. O + +The O +formation O +of O +this O +microdomain O +is O +influenced O +by O +palmitoylation O +of O +several O +conserved O +juxtamembrane O +cysteine O +residues O +in O +tetraspanins O +[ O +19 O +- O +21 O +] O +. O + +The O +transmembrane O +domains O +, O +encompassing O +nearly O +half O +of O +a O +tetraspanin O +protein O +, O +are O +the O +most O +conserved O +part O +of O +the O +molecule O +( O +Stipp O +et O +al O +. O +[ O +1 O +] O +and O +this O +study O +) O +. O + +However O +, O +very O +little O +functional O +information O +is O +available O +on O +these O +domains O +. O + +The O +differential O +detergent O +sensitivity O +of O +tetraspanin O +- O +tetraspanin O +associations O +suggests O +that O +hydrophobic O +interactions O +between O +TM O +helices O +may O +play O +a O +role O +. O + +Indeed O +, O +when O +the O +large O +extracellular O +loop O +( O +LEL O +) O +of O +CD151 O +is O +deleted O +, O +the O +molecule O +is O +still O +able O +to O +associate O +with O +other O +tetraspanins O +[ O +22 O +] O +. O + +Thus O +, O +TM O +domains O +are O +strong O +candidates O +for O +mediating O +tetraspanin O +- O +tetraspanin O +interactions O +. O + +The O +importance O +of O +TM O +domain O +interactions O +in O +intramolecular O +organization O +was O +demonstrated O +in O +a O +study O +showing O +that O +CD82 O +fragment O +TM2 O +- O +4 O +, O +lacking O +TM1 O +, O +was O +retained O +in O +the O +endoplasmic O +reticulum O +, O +but O +was O +transported O +to O +the O +cell O +surface O +upon O +co O +- O +expression O +of O +TM1 O +[ O +23 O +] O +. O + +This O +in O +vivo O +reconstitution O +experiment O +demonstrated O +a O +strong O +interaction O +between O +TM1 O +and O +the O +rest O +of O +the O +molecule O +. O + +Expression O +of O +a O +truncated O +CD9 O +molecule O +( O +TM3 O +- O +LEL O +- O +TM4 O +) O +results O +in O +intracellular O +accumulation O +of O +the O +protein O +and O +significant O +misfolding O +of O +the O +LEL O +, O +as O +judged O +by O +inappropriate O +disulfide O +formation O +and O +diminished O +antibody O +reactivity O +( O +our O +unpublished O +data O +) O +. O + +Similarly O +, O +a O +CD9 O +epitope O +in O +the O +LEL O +is O +lost O +in O +molecules O +lacking O +either O +TM2 O ++ O +TM3 O +or O +just O +TM4 O +[ O +24 O +] O +. O + +Thus O +, O +TM O +domain O +interactions O +and O +packing O +are O +crucial O +for O +proper O +folding O +, O +stability O +and O +transport O +of O +tetraspanin O +molecules O +. O + +In O +a O +previous O +study O +, O +we O +showed O +that O +covalent O +cross O +- O +linking O +of O +membrane O +- O +proximal O +cysteine O +residues O +can O +be O +used O +as O +a O +tool O +for O +detection O +of O +tetraspanin O +- O +tetraspanin O +associations O +[ O +25 O +] O +. O + +Inhibition O +of O +cysteine O +palmitoylation O +by O +2 O +- O +bromopalmitate O +( O +2 O +- O +BP O +) O +made O +cysteines O +available O +for O +cross O +- O +linking O +and O +enabled O +demonstration O +of O +specific O +tetraspanin O +homodimerization O +and O +low O +levels O +of O +heterodimerization O +. O + +We O +concluded O +that O +tetraspanin O +homodimers O +, O +formed O +in O +the O +Golgi O +, O +may O +be O +a O +fundamental O +structural O +unit O +within O +tetraspanin O +microdomains O +. O + +In O +this O +study O +, O +we O +carried O +out O +detailed O +sequence O +analysis O +of O +human B +tetraspanin O +TM O +domains O +. O + +We O +show O +that O +a O +heptad O +repeat O +containing O +conserved O +glycine O +, O +asparagine O +and O +large O +hydrophobic O +residues O +occurs O +in O +TM1 O +and O +TM2 O +domains O +, O +and O +predict O +tight O +intramolecular O +association O +of O +these O +two O +domains O +by O +packing O +of O +the O +large O +residues O +against O +the O +small O +residues O +. O + +Moreover O +, O +by O +using O +cysteine O +cross O +- O +linking O +we O +map O +a O +dimerization O +interface O +in O +the O +human B +CD9 O +protein O +, O +and O +show O +that O +conserved O +heptad O +motif O +glycine O +residues O +are O +also O +important O +for O +intermolecular O +CD9 O +associations O +. O + +Results O + +Sequence O +analysis O +of O +tetraspanin O +transmembrane O +domains O +: O +presence O +of O +the O +heptad O +repeat O +motif O + +We O +focused O +our O +attention O +on O +28 O +human B +tetraspanins O +identified O +from O +the O +SWISS O +- O +PROT O +and O +GenBank O +databases O +. O + +All O +tetraspanins O +have O +in O +common O +four O +hydrophobic O +stretches O +( O +TM O +domains O +) O +of O +20 O +- O +25 O +residues O +, O +and O +contain O +highly O +conserved O +residues O +in O +the O +second O +extracellular O +loop O +, O +in O +particular O +the O +Cys O +- O +Cys O +- O +Gly O +( O +CCG O +) O +motif O +. O + +Detailed O +analysis O +of O +the O +large O +extracellular O +loop O +sequences O +[ O +14 O +] O +, O +and O +dendrograms O +based O +on O +full O +- O +length O +alignment O +can O +be O +found O +in O +earlier O +studies O +[ O +26 O +, O +27 O +] O +. O + +The O +length O +of O +each O +transmembrane O +domain O +was O +established O +based O +on O +previous O +sequence O +analysis O +of O +tetraspanin O +sequences O +[ O +27 O +, O +28 O +] O +, O +and O +on O +annotations O +to O +the O +database O +entries O +. O + +Manual O +adjustments O +based O +on O +sequence O +homology O +and O +hydrophobicity O +profiles O +were O +done O +to O +fully O +delineate O +the O +TM O +domains O +. O + +The O +resulting O +lengths O +of O +TM O +domains O +were O +: O +TM1 O +- O +23 O +residues O +; O +TM2 O +- O +21 O +residues O +; O +TM3 O +- O +25 O +residues O +; O +TM4 O +- O +25 O +residues O +. O + +Two O +more O +residues O +could O +be O +added O +onto O +the O +N O +- O +terminal O +part O +of O +TM2 O +; O +however O +, O +relatively O +small O +sequence O +conservation O +of O +these O +residues O +among O +tetraspanins O +and O +occurrence O +of O +polar O +/ O +charged O +side O +chains O +in O +some O +tetraspanins O +precluded O +us O +from O +doing O +so O +for O +the O +global O +alignment O +. O + +Figures O +1 O +and O +2 O +show O +a O +multiple O +sequence O +alignment O +of O +four O +TM O +domains O +of O +28 O +human B +tetraspanins O +. O + +For O +each O +position O +within O +the O +domains O +, O +consensus O +residues O +were O +determined O +and O +classified O +( O +with O +individual O +color O +code O +) O +in O +4 O +categories O +: O +1 O +) O +large O +hydrophobic O +residues O +( O +including O +Val O +, O +Met O +, O +Leu O +, O +Ile O +, O +Phe O +, O +Tyr O +, O +Trp O +) O +, O +2 O +) O +small O +residues O +( O +Gly O +, O +Ala O +, O +Ser O +and O +Thr O +) O +, O +3 O +) O +Cys O +, O +and O +4 O +) O +Asn O +. O + +When O +more O +than O +two O +types O +of O +residues O +occupied O +a O +given O +position O +in O +a O +TM O +, O +a O +dual O +- O +color O +pattern O +that O +reflected O +the O +prevalence O +of O +the O +particular O +residue O +type O +was O +used O +( O +Figure O +1 O +) O +. O + +Cysteine O +residues O +were O +shown O +separately O +due O +to O +their O +importance O +as O +palmitoylation O +target O +sites O +. O + +The O +highly O +conserved O +asparagine O +residue O +in O +TM1 O +was O +considered O +separately O +. O + +No O +proline O +residues O +are O +found O +in O +TM O +domains O +1 O +- O +3 O +of O +human B +tetraspanins O +. O + +An O +inspection O +of O +the O +multiple O +sequence O +alignment O +reveals O +a O +repeating O +heptad O +amino O +acid O +pattern O +, O +( O +abcdefg O +) O +n O +, O +in O +TM1 O +, O +2 O +and O +3 O +( O +Figure O +1 O +, O +2 O +) O +. O + +Heptad O +repeats O +promote O +helical O +coiled O +coil O +interactions O +in O +multiple O +soluble O +and O +membrane O +- O +spanning O +proteins O +[ O +29 O +- O +31 O +] O +. O + +In O +the O +heptad O +repeat O +, O +hydrophobic O +residues O +in O +positions O +a O +and O +d O +are O +of O +special O +importance O +, O +as O +they O +directly O +mediate O +interhelical O +contacts O +by O +creating O +a O +tight O +knobs O +- O +into O +- O +holes O +packing O +in O +the O +coiled O +coil O +structure O +[ O +32 O +] O +. O + +For O +instance O +, O +in O +the O +leucine O +zipper O +of O +the O +yeast B +transcription O +factor O +GCN4 O +, O +positions O +a O +and O +d O +contain O +Val O +and O +Leu O +residues O +, O +respectively O +, O +with O +an O +Asn O +residue O +in O +a O +single O +a O +position O +forming O +a O +hydrogen O +bond O +across O +the O +GCN4 O +dimer O +interface O +[ O +33 O +] O +. O + +In O +TM1 O +of O +tetraspanins O +, O +highly O +conserved O +Asn O +, O +Gly O +and O +Gly O +residues O +( O +numbers O +18 O +, O +25 O +and O +32 O +in O +the O +CD9 O +sequence O +) O +appear O +at O +d O +positions O +of O +the O +heptad O +repeats O +, O +and O +residues O +14 O +, O +21 O +and O +28 O +are O +at O +a O +positions O +( O +Figure O +1 O +) O +. O + +In O +TM2 O +, O +residues O +67 O +, O +74 O +and O +81 O +( O +consensus O +Gly O +, O +Gly O +and O +Ala O +, O +respectively O +) O +occupy O +a O +positions O +, O +whereas O +residues O +63 O +, O +70 O +and O +77 O +are O +at O +d O +positions O +. O + +Another O +highly O +conserved O +glycine O +, O +Gly80 O +, O +occupies O +the O +3rd O +g O +position O +in O +TM2 O +. O + +In O +TM3 O +, O +the O +conserved O +pattern O +consists O +of O +two O +leucine O +residues O +( O +Leu89 O +and O +Leu96 O +) O +and O +a O +glutamate O +/ O +glutamine O +residue O +( O +Glu O +/ O +Gln103 O +) O +in O +a O +positions O +( O +Figure O +2 O +) O +. O + +Two O +d O +positions O +are O +also O +conserved O +- O +Phe O +/ O +Tyr92 O +and O +Ile O +/ O +Val O +/ O +Leu99 O +. O + +TM4 O +lacks O +a O +conserved O +heptad O +pattern O +and O +has O +only O +a O +single O +conserved O +position O +, O +Glu O +/ O +Gln209 O +( O +with O +four O +exceptions O +) O +. O + +These O +features O +of O +TM1 O +- O +4 O +of O +tetraspanins O +are O +displayed O +on O +helical O +wheel O +diagrams O +( O +Figure O +3 O +) O +. O + +Analysis O +of O +TM1 O +sequences O + +The O +conserved O +Asn O +- O +Gly O +- O +Gly O +motif O +, O +occupying O +designated O +d O +positions O +of O +the O +heptad O +repeat O +, O +is O +the O +most O +prominent O +structural O +feature O +of O +TM1 O +. O + +We O +also O +compared O +sequences O +of O +CD9 O +orthologs O +from O +10 O +different O +organisms O +( O +the O +most O +available O +for O +any O +tetraspanin O +) O +to O +gain O +further O +insight O +into O +conservation O +and O +variability O +of O +the O +TM1 O +sequence O +. O + +As O +shown O +in O +Figure O +4 O +, O +positions O +a O +, O +d O +and O +g O +in O +TM1 O +are O +among O +the O +most O +conserved O +( O +0 O +, O +1 O +and O +1 O +substitution O +, O +respectively O +) O +, O +while O +interspecies O +variability O +tends O +to O +occur O +in O +other O +positions O +: O +b O +( O +5 O +substitutions O +) O +, O +c O +( O +4 O +substitutions O +) O +, O +e O +( O +4 O +substitutions O +) O +and O +f O +( O +4 O +substitutions O +) O +. O + +Thus O +, O +the O +positions O +typically O +involved O +in O +coiled O +coil O +interactions O +( O +a O +and O +d O +) O +are O +the O +most O +conserved O +. O + +When O +residues O +of O +TM1 O +are O +plotted O +as O +a O +helical O +wheel O +, O +additional O +structural O +features O +are O +revealed O +( O +Figure O +3 O +) O +. O + +There O +are O +highly O +conserved O +aliphatic O +and O +aromatic O +residues O +in O +the O +first O +three O +a O +positions O +of O +the O +heptad O +motif O +( O +Phe15 O +, O +Trp22 O +and O +Leu29 O +in O +CD9 O +) O +, O +as O +well O +as O +in O +g O +positions O +( O +Leu14 O +, O +Phe21 O +, O +Val28 O +in O +CD9 O +) O +. O + +The O +" O +ridges O +" O +formed O +by O +these O +bulky O +residues O +are O +flanking O +the O +" O +groove O +" O +- O +forming O +Gly O +residues O +of O +the O +Asn O +- O +Gly O +- O +Gly O +position O +d O +motif O +. O + +In O +contrast O +, O +b O +, O +c O +, O +e O +and O +f O +positions O +show O +an O +overall O +higher O +variability O +among O +tetraspanins O +, O +as O +also O +seen O +in O +the O +comparison O +of O +CD9 O +orthologs O +described O +above O +. O + +Analysis O +of O +TM2 O +sequences O + +A O +landmark O +feature O +of O +TM2 O +in O +tetraspanins O +is O +the O +presence O +of O +highly O +conserved O +glycine O +residues O +( O +Gly67 O +, O +74 O +, O +77 O +and O +80 O +in O +CD9 O +, O +Figure O +1 O +) O +. O + +Other O +substitutions O +at O +these O +positions O +are O +almost O +exclusively O +small O +residues O +, O +such O +as O +Ala O +or O +Ser O +. O + +In O +addition O +, O +Ala O +, O +Ser O +or O +Thr O +occupy O +position O +81 O +. O + +This O +residue O +, O +together O +with O +Gly67 O +and O +Gly74 O +, O +forms O +face O +a O +of O +the O +helix O +. O + +Residue O +Gly77 O +( O +position O +d O +) O +is O +preceded O +by O +conserved O +, O +chiefly O +large O +hydrophobic O +residues O +on O +the O +same O +helical O +face O +( O +Leu63 O +and O +Met70 O +in O +CD9 O +) O +. O + +Extremely O +conserved O +Gly80 O +falls O +into O +heptad O +position O +g O +( O +Figure O +3 O +) O +. O + +Among O +CD9 O +orthologs O +, O +heptad O +positions O +a O +and O +d O +are O +absolutely O +conserved O +, O +whereas O +other O +positions O +have O +the O +following O +number O +of O +substitutions O +: O +b O +- O +3 O +; O +c O +- O +2 O +; O +e O +- O +1 O +; O +f O +- O +3 O +; O +g O +- O +1 O +( O +Figure O +4 O +) O +. O + +Two O +of O +the O +f O +position O +residues O +in O +TM2 O +( O +65 O +and O +79 O +) O +also O +show O +higher O +variability O +among O +different O +tetraspanins O +( O +Figures O +1 O +, O +3 O +) O +. O + +Cysteine O +residues O +are O +frequently O +found O +near O +the O +cytoplasmic O +end O +of O +TM2 O +helix O +at O +positions O +78 O +and O +79 O +; O +these O +cysteines O +are O +likely O +to O +be O +palmitoylated O +. O + +Analysis O +of O +TM3 O +and O +TM4 O +sequences O + +The O +TM3 O +domain O +provides O +another O +example O +of O +the O +heptad O +repeat O +pattern O +. O + +Position O +a O +is O +occupied O +by O +two O +highly O +conserved O +leucine O +and O +a O +glutamate O +/ O +glutamine O +residue O +( O +Leu89 O +, O +Leu96 O +and O +Glu O +/ O +Gln103 O +in O +CD9 O +) O +. O + +Furthermore O +, O +two O +d O +positions O +are O +conserved O +- O +Phe O +/ O +Tyr92 O +( O +aromatic O +residue O +) O +and O +Ile O +/ O +Val99 O +( O +beta O +- O +branched O +aliphatic O +residue O +; O +Figures O +2 O +, O +3 O +) O +. O + +In O +addition O +, O +residue O +100 O +in O +position O +e O +is O +generally O +Phe O +or O +Leu O +. O + +Among O +CD9 O +orthologs O +, O +position O +a O +has O +1 O +substitution O +, O +positions O +b O +, O +c O +and O +f O +each O +have O +6 O +, O +positions O +d O +and O +e O +each O +have O +2 O +, O +and O +g O +has O +4 O +. O + +Thus O +, O +as O +for O +TM1 O +and O +TM2 O +, O +positions O +a O +and O +d O +are O +among O +the O +most O +conserved O +, O +but O +overall O +TM3 O +has O +more O +variable O +positions O +than O +TM1 O +or O +TM2 O +( O +Figure O +3 O +) O +. O + +Less O +than O +half O +of O +TM3 O +sequences O +contain O +cysteine O +residues O +, O +and O +those O +tend O +to O +occur O +at O +the O +internal O +positions O +of O +the O +helix O +( O +Figure O +2 O +) O +. O + +TM4 O +shows O +less O +conservation O +among O +various O +tetraspanin O +family O +members O +than O +the O +other O +TM O +domains O +( O +Figures O +2 O +, O +3 O +) O +. O + +The O +only O +highly O +conserved O +feature O +is O +the O +glutamate O +/ O +glutamine O +residue O +in O +position O +209 O +. O + +In O +addition O +, O +one O +or O +two O +cysteine O +residues O +can O +be O +found O +at O +the O +C O +- O +terminal O +end O +of O +TM4 O +in O +some O +tetraspanins O +( O +e O +. O +g O +. O +CD9 O +, O +CD81 O +, O +CD151 O +) O +, O +and O +many O +sequences O +contain O +additional O +polar O +residues O +( O +Arg O +, O +Lys O +, O +His O +, O +Asn O +, O +Gln O +) O +. O + +No O +conserved O +heptad O +motif O +was O +identified O +in O +TM4 O +, O +as O +also O +confirmed O +by O +analysis O +of O +substitutions O +in O +CD9 O +orthologs O +( O +data O +not O +shown O +) O +. O + +Mutational O +analysis O +of O +conserved O +glycine O +residues O +in O +TM1 O +and O +TM2 O + +The O +conserved O +nature O +of O +the O +Asn O +and O +Gly O +residues O +in O +TM1 O +and O +TM2 O +prompted O +an O +analysis O +of O +their O +functional O +role O +. O + +To O +this O +end O +, O +we O +have O +probed O +whether O +mutations O +of O +these O +residues O +destabilize O +the O +protein O +molecule O +. O + +We O +expressed O +a O +construct O +of O +the O +first O +and O +second O +TMs O +of O +CD9 O +, O +connected O +by O +the O +small O +extracellular O +loop O +, O +and O +tagged O +with O +a O +C O +- O +terminal O +green O +fluorescent O +protein O +( O +TM O +( O +1 O ++ O +2 O +) O +- O +GFP O +molecule O +) O +. O + +In O +human B +rhabdomyosarcoma O +RD O +cells O +, O +the O +wild O +- O +type O +fusion O +protein O +localized O +mostly O +in O +a O +reticular O +, O +intracellular O +pattern O +, O +without O +forming O +any O +large O +aggregates O +( O +Figure O +5 O +, O +panel O +A O +) O +. O + +Remarkably O +, O +when O +double O +mutants O +Gly25Leu O ++ O +Gly32Leu O +and O +Gly67Leu O ++ O +Gly74Leu O +were O +expressed O +, O +the O +protein O +formed O +distinct O +large O +aggregates O +in O +a O +high O +proportion O +of O +cells O +( O +Figure O +5 O +, O +panels O +C O +and O +E O +) O +. O + +In O +contrast O +, O +double O +mutant O +Gly77Leu O ++ O +Gly80Leu O +did O +not O +form O +such O +aggregates O +( O +Figure O +5 O +, O +panel O +G O +) O +. O + +Results O +with O +respective O +single O +mutants O +were O +similar O +to O +that O +with O +double O +mutants O +, O +with O +the O +aggregation O +being O +somewhat O +more O +pronounced O +for O +Leu O +substitutions O +of O +Gly67 O +and O +Gly74 O +compared O +to O +Gly25 O +and O +Gly32 O +mutations O +. O + +No O +aggregation O +was O +observed O +for O +Asn18Ser O +and O +Asn18Tyr O +mutants O +( O +data O +not O +shown O +) O +. O + +Also O +, O +nearly O +identical O +results O +were O +obtained O +with O +human B +HT1080 O +cells O +( O +data O +not O +shown O +) O +. O + +We O +interpret O +these O +results O +as O +an O +indication O +that O +aggregating O +mutants O +are O +destabilized O +or O +misfolded O +while O +non O +- O +aggregating O +mutants O +retain O +the O +wild O +- O +type O +conformation O +. O + +Intriguingly O +, O +mutations O +to O +the O +conserved O +GG7 O +motifs O +caused O +protein O +aggregation O +while O +the O +mutation O +of O +other O +glycines O +had O +no O +detectable O +effect O +. O + +These O +results O +also O +suggest O +that O +wild O +- O +type O +GFP O +, O +which O +has O +weak O +tendency O +to O +self O +- O +associate O +, O +could O +enhance O +non O +- O +specific O +interactions O +of O +destabilized O +mutant O +TM O +( O +1 O ++ O +2 O +) O +CD9 O +moieties O +, O +leading O +to O +their O +aggregation O +. O + +Consistent O +with O +this O +hypothesis O +, O +the O +aggregation O +of O +Gly25Leu O ++ O +Gly32Leu O +and O +Gly67Leu O ++ O +Gly74Leu O +double O +mutants O +was O +suppressed O +when O +monomeric O +GFP O +molecule O +, O +Leu221Lys O +[ O +34 O +] O +was O +used O +( O +Figure O +5 O +, O +panels O +D O +and O +F O +) O +. O + +The O +use O +of O +monomeric O +GFP O +did O +not O +affect O +intercellular O +localization O +of O +wild O +- O +type O +CD9 O +TM O +( O +1 O ++ O +2 O +) O +( O +Figure O +5 O +, O +panel O +B O +) O +, O +or O +a O +Gly77Leu O ++ O +Gly80Leu O +double O +mutant O +( O +Figure O +5 O +, O +panel O +H O +) O +. O + +In O +summary O +, O +Leu O +substitutions O +of O +Gly O +residues O +that O +are O +part O +of O +the O +Asn O +- O +Gly O +- O +Gly O +( O +NGG7 O +) O +motif O +in O +TM1 O +, O +or O +Gly O +- O +Gly O +- O +Ala O +( O +GGA7 O +) O +motif O +in O +TM2 O +, O +resulted O +in O +destabilization O +and O +aggregation O +of O +GFP O +- O +fused O +TM O +( O +1 O ++ O +2 O +) O +proteins O +, O +whereas O +substitutions O +of O +Gly77 O +or O +Gly80 O +, O +which O +are O +not O +part O +of O +these O +motifs O +( O +Figure O +3 O +) O +, O +failed O +to O +show O +such O +aggregation O +. O + +Prediction O +and O +modelling O +of O +interaction O +between O +TM1 O +and O +TM2 O + +Consecutive O +helices O +in O +polytopic O +membrane O +proteins O +frequently O +interact O +[ O +35 O +] O +. O + +Sequence O +analysis O +of O +TM1 O +and O +TM2 O +helices O +of O +tetraspanins O +reveals O +a O +remarkable O +complementarity O +in O +the O +distribution O +of O +large O +and O +small O +residues O +at O +heptad O +positions O +a O +and O +d O +along O +the O +helical O +axis O +( O +Figure O +3 O +) O +, O +suggesting O +that O +these O +residues O +may O +interact O +. O + +To O +further O +elucidate O +the O +potential O +for O +TM1 O +- O +TM2 O +interaction O +, O +the O +putative O +interface O +was O +modeled O +using O +a O +novel O +algorithm O +that O +considers O +mutational O +data O +during O +each O +step O +of O +a O +Monte O +Carlo O +simulated O +annealing O +cycle O +( O +see O +Methods O +for O +details O +) O +. O + +Specifically O +, O +Gly25Leu O +, O +Gly32Leu O +, O +Gly67Leu O +and O +Gly74Leu O +were O +scored O +as O +disruptive O +mutations O +, O +while O +Asn18Ser O +, O +Gly77Leu O +and O +Gly80Leu O +were O +scored O +as O +silent O +mutations O +, O +based O +on O +their O +effects O +on O +protein O +stability O +( O +Figure O +5 O +and O +data O +not O +shown O +) O +. O + +The O +resulting O +model O +predicts O +left O +- O +handed O +crossing O +of O +TM1 O +and O +TM2 O +helices O +at O +an O +angle O +of O ++ O +28 O +degrees O +. O + +The O +key O +element O +of O +the O +structure O +is O +the O +apposition O +of O +bulky O +and O +small O +heptad O +position O +a O +and O +d O +residues O +, O +as O +follows O +: O +Gly32 O +- O +Leu63 O +; O +Gly67 O +- O +Leu29 O +; O +Gly25 O +- O +Met70 O +; O +Gly74 O +- O +Trp22 O +; O +Asn18 O +- O +Gly77 O +; O +Ala81 O +- O +Phe15 O +( O +Figure O +6 O +) O +. O + +Our O +model O +predicts O +that O +each O +of O +these O +residue O +pairs O +are O +in O +van O +der O +Waals O +contact O +. O + +Additionally O +, O +two O +potential O +H O +- O +bonds O +are O +predicted O +in O +this O +model O +, O +indicating O +close O +packing O +: O +Gly67 O +C O +alpha O +to O +Gly25 O +carbonyl O +oxygen O +, O +and O +Trp22 O +C O +alpha O +to O +Met70 O +carbonyl O +oxygen O +. O + +The O +packing O +is O +tighter O +in O +the O +ectodomain O +- O +proximal O +portion O +of O +the O +helices O +( O +Figure O +6 O +, O +panel O +B O +) O +, O +as O +determined O +by O +C O +alpha O +- O +C O +alpha O +distances O +between O +interacting O +residue O +pairs O +. O + +The O +key O +elements O +of O +the O +model O +are O +corroborated O +by O +the O +presence O +of O +apparently O +complementary O +substitutions O +in O +TM1 O +and O +TM2 O +sequences O +of O +different O +tetraspanins O +( O +Figure O +1 O +, O +boxed O +residues O +) O +. O + +For O +example O +, O +Gly74 O +is O +predicted O +to O +interact O +with O +Trp22 O +. O + +In O +8 O +of O +the O +10 O +tetraspanins O +that O +contain O +a O +substitution O +for O +Gly74 O +, O +a O +compensatory O +substitution O +occurs O +at O +the O +Trp22 O +position O +( O +Figure O +1 O +) O +. O + +Thus O +, O +a O +larger O +non O +- O +glycine O +side O +chain O +at O +position O +74 O +may O +necessitate O +a O +less O +bulky O +non O +- O +Trp O +side O +chain O +in O +position O +22 O +. O + +Likewise O +, O +the O +presence O +of O +a O +C O +beta O +at O +position O +25 O +, O +typically O +occupied O +by O +glycine O +, O +necessitates O +a O +non O +- O +beta O +- O +branched O +amino O +acid O +at O +position O +70 O +, O +which O +is O +occupied O +by O +a O +beta O +- O +branched O +residue O +in O +nearly O +half O +of O +all O +cases O +. O + +Indeed O +, O +we O +find O +that O +in O +each O +of O +5 O +cases O +in O +which O +position O +25 O +contains O +a O +C O +beta O +, O +a O +leucine O +residue O +occurs O +in O +position O +70 O +. O + +This O +analysis O +is O +consistent O +with O +our O +molecular O +model O +that O +suggests O +Leu70 O +will O +pack O +most O +favorably O +against O +a O +C O +beta O +at O +position O +25 O +than O +a O +beta O +- O +branched O +residue O +or O +a O +methionine O +. O + +Role O +of O +TM1 O +and O +TM2 O +heptad O +motif O +residues O +in O +CD9 O +dimerization O + +To O +probe O +CD9 O +dimerization O +, O +we O +used O +a O +cysteine O +- O +mediated O +cross O +- O +linking O +approach O +. O + +We O +established O +previously O +a O +simple O +and O +efficient O +method O +for O +cysteine O +- O +mediated O +cross O +- O +linking O +[ O +25 O +] O +. O + +After O +cells O +are O +pre O +- O +treated O +with O +2 O +- O +BP O +for O +16 O +- O +24 O +hours O +to O +expose O +normally O +palmitoylated O +cysteines O +, O +the O +cysteines O +can O +be O +cross O +- O +linked O +using O +any O +of O +the O +following O +methods O +: O +a O +) O +Spontaneous O +oxidation O +in O +Brij97 O +lysates O +( O +a O +condition O +that O +preserves O +tetraspanin O +- O +tetraspanin O +associations O +) O +, O +b O +) O +In O +situ O +cross O +- O +linking O +, O +by O +pre O +- O +lysis O +oxidation O +of O +cells O +with O +Cu2 O ++ O +- O +phenanthroline O +( O +CuP O +) O +to O +promote O +disulfide O +bond O +formation O +. O + +c O +) O +In O +situ O +cross O +- O +linking O +with O +thiol O +- O +reactive O +cross O +- O +linking O +agents O +of O +defined O +length O +( O +e O +. O +g O +. O +DTME O +, O +BMB O +) O +. O + +The O +first O +two O +approaches O +produce O +in O +essence O +" O +zero O +- O +length O +" O +disulfides O +, O +indicative O +of O +close O +proximity O +of O +target O +cysteines O +and O +presumably O +high O +specificity O +of O +interaction O +. O + +In O +contrast O +, O +chemical O +cross O +- O +linkers O +with O +6 O +- O +20 O +A O +spacer O +arm O +may O +cross O +- O +link O +with O +higher O +efficiency O +, O +but O +not O +necessarily O +higher O +specificity O +. O + +However O +, O +they O +provide O +advantages O +such O +as O +variable O +membrane O +permeability O +, O +and O +potential O +linkage O +cleavability O +. O + +For O +tetraspanins O +such O +as O +CD9 O +, O +membrane O +- O +permeable O +cross O +- O +linker O +DTME O +( O +13 O +. O +3 O +A O +- O +long O +, O +reducible O +) O +provides O +highly O +specific O +and O +efficient O +cross O +- O +linking O +[ O +25 O +] O +. O + +Here O +we O +have O +used O +a O +cysteine O +cross O +- O +linking O +strategy O +, O +in O +combination O +with O +cysteine O +- O +scanning O +mutagenesis O +, O +to O +map O +the O +residues O +from O +TM1 O +and O +TM2 O +contributing O +to O +the O +CD9 O +dimerization O +interface O +. O + +For O +subsequent O +cross O +- O +linking O +experiments O +using O +CD9 O +TM O +( O +1 O ++ O +2 O +) O +- O +GFP O +protein O +, O +the O +non O +- O +dimerizing O +form O +of O +GFP O +was O +used O +. O + +This O +avoids O +potential O +GFP O +- O +dependent O +dimerization O +and O +aggregation O +that O +can O +be O +observed O +with O +wild O +- O +type O +GFP O +, O +especially O +when O +fusions O +with O +transmembrane O +proteins O +are O +studied O +[ O +36 O +] O +. O + +Importantly O +, O +the O +Leu221Lys O +mutation O +in O +GFP O +prevented O +aggregation O +of O +mutant O +forms O +of O +CD9 O +TM O +( O +1 O ++ O +2 O +) O +, O +which O +was O +observed O +with O +wild O +- O +type O +GFP O +fusion O +( O +Figure O +5 O +) O +. O + +The O +TM O +( O +1 O ++ O +2 O +) O +fragment O +of O +CD9 O +contains O +three O +native O +cysteines O +- O +Cys9 O +, O +Cys78 O +and O +Cys79 O +. O + +Single O +- O +cysteine O +mutants O +of O +TM O +( O +1 O ++ O +2 O +) O +were O +constructed O +, O +in O +which O +a O +cysteine O +was O +placed O +at O +various O +faces O +of O +TM1 O +or O +TM2 O +while O +all O +of O +the O +wild O +- O +type O +cysteines O +were O +simultaneously O +replaced O +by O +serines O +. O + +The O +mutant O +proteins O +were O +transiently O +expressed O +in O +RD O +cells O +( O +having O +little O +endogenous O +CD9 O +) O +, O +which O +were O +then O +treated O +for O +16 O +- O +18 O +hours O +with O +2 O +- O +BP O +. O + +To O +achieve O +maximal O +specificity O +in O +cross O +- O +linking O +we O +used O +a O +" O +zero O +- O +length O +" O +agent O +, O +CuP O +. O + +First O +, O +single O +- O +cysteine O +replacements O +were O +constructed O +for O +residues O +Leu14 O +, O +Phe15 O +, O +Gly16 O +, O +Phe17 O +and O +Asn18 O +, O +covering O +just O +over O +one O +complete O +helical O +turn O +at O +the O +beginning O +of O +TM1 O +. O + +While O +residue O +Asn18 O +is O +highly O +conserved O +, O +positions O +14 O +, O +15 O +and O +17 O +are O +occupied O +by O +bulky O +hydrophobic O +residues O +in O +most O +tetraspanins O +, O +whereas O +position O +16 O +shows O +less O +conservation O +( O +Figures O +1 O +, O +4 O +) O +. O + +All O +of O +the O +single O +- O +cysteine O +mutants O +showed O +diffused O +pattern O +of O +protein O +localization O +, O +without O +any O +signs O +of O +aggregation O +. O + +As O +shown O +in O +Figure O +7A O +, O +the O +highest O +level O +of O +intermolecular O +cross O +- O +linking O +was O +observed O +for O +Leu14Cys O +and O +Phe17Cys O +mutants O +, O +a O +lower O +level O +for O +Phe15Cys O +and O +Gly16Cys O +mutants O +, O +and O +very O +little O +cross O +- O +linking O +for O +Asn18Cys O +substitution O +. O + +These O +results O +indicate O +that O +: O +a O +) O +the O +first O +two O +transmembrane O +domains O +of O +CD9 O +alone O +can O +mediate O +its O +dimerization O +, O +and O +b O +) O +the O +g O +and O +c O +residues O +of O +TM1 O +( O +e O +. O +g O +. O +Leu14 O +and O +Phe17 O +, O +Figure O +3 O +) O +are O +likely O +to O +be O +part O +of O +the O +intermolecular O +interface O +. O + +Similarly O +, O +single O +- O +cysteine O +substitutions O +were O +made O +for O +residues O +Gly77 O +, O +Gly80 O +and O +Ala81 O +in O +TM2 O +; O +in O +addition O +, O +proteins O +carrying O +a O +single O +wild O +- O +type O +cysteine O +, O +Cys9 O +, O +Cys78 O +or O +Cys79 O +, O +were O +tested O +. O + +No O +protein O +aggregation O +was O +observed O +for O +any O +of O +these O +single O +- O +cysteine O +mutants O +. O + +As O +shown O +in O +Figure O +7B O +, O +the O +relatively O +low O +level O +of O +intermolecular O +cross O +- O +linking O +of O +wild O +- O +type O +CD9 O +TM O +( O +1 O ++ O +2 O +) O +- O +GFP O +protein O +was O +enhanced O +dramatically O +in O +single O +- O +cysteine O +TM2 O +mutants O +Gly80Cys O +and O +Ala81Cys O +. O + +The O +Gly77Cys O +mutant O +also O +had O +an O +elevated O +level O +of O +cross O +- O +linking O +. O + +In O +contrast O +, O +any O +of O +the O +three O +native O +cysteines O +( O +9 O +, O +78 O +and O +79 O +) O +produced O +level O +of O +cross O +- O +linking O +not O +much O +greater O +than O +the O +wild O +- O +type O +TM O +( O +1 O ++ O +2 O +) O +protein O +. O + +Similar O +results O +were O +obtained O +with O +cysteine O +- O +reactive O +cross O +- O +linker O +BMB O +( O +data O +not O +shown O +) O +. O + +Likewise O +, O +comparable O +results O +were O +obtained O +with O +single O +- O +cysteine O +mutants O +of O +untagged O +, O +full O +- O +length O +CD9 O +, O +using O +CuP O +( O +Figure O +7C O +) O +as O +well O +as O +DTME O +cross O +- O +linker O +( O +data O +not O +shown O +) O +. O + +These O +cross O +- O +linking O +results O +for O +TM1 O +and O +TM2 O +are O +consistent O +with O +our O +model O +that O +places O +residues O +Leu14 O +, O +Phe17 O +and O +Gly80 O +on O +the O +same O +side O +of O +the O +TM1 O +- O +TM2 O +pair O +( O +Figure O +6 O +, O +panel O +C O +) O +. O + +The O +strong O +cross O +- O +linking O +with O +Leu14Cys O +, O +Phe17Cys O +and O +Gly80Cys O +places O +the O +intermolecular O +interface O +toward O +the O +c O +and O +g O +phases O +of O +the O +TM1 O +helix O +, O +and O +the O +g O +phase O +of O +the O +TM2 O +helix O +, O +away O +from O +its O +e O +and O +f O +faces O +containing O +wild O +- O +type O +cysteines O +78 O +and O +79 O +. O + +Critical O +residues O +at O +the O +TM1 O +- O +TM2 O +interface O +also O +affect O +dimerization O +indirectly O +. O + +To O +assess O +specific O +CD9 O +dimerization O +, O +we O +used O +a O +Gly80Cys O +substitution O +at O +the O +intermolecular O +interface O +for O +cross O +- O +linking O +. O + +As O +shown O +in O +Figure O +8A O +, O +single O +replacements O +of O +conserved O +heptad O +residues O +in O +positions O +18 O +, O +25 O +, O +32 O +, O +67 O +and O +74 O +( O +Asn18Ser O +, O +Gly25 O +/ O +32 O +/ O +67 O +/ O +74 O +- O +- O +> O +Leu O +) O +strongly O +decreased O +the O +cross O +- O +linking O +mediated O +by O +Cys80 O +. O + +The O +effect O +was O +most O +pronounced O +for O +mutations O +of O +residues O +, O +Gly32 O +and O +Gly67 O +, O +located O +in O +the O +tightly O +packed O +extracellular O +end O +of O +TM O +helices O +( O +Figure O +6 O +) O +. O + +In O +contrast O +, O +mutations O +of O +residues O +closer O +to O +the O +cytoplasmic O +end O +of O +TM2 O +( O +Gly74 O +and O +especially O +Ala81 O +) O +had O +only O +modest O +to O +very O +little O +effect O +on O +cross O +- O +linking O +. O + +Relatively O +low O +efficiency O +of O +intermolecular O +cross O +- O +linking O +via O +native O +residues O +Cys9 O +, O +78 O +, O +and O +79 O +( O +Figures O +7B O +, O +C O +) O +correlates O +well O +with O +the O +predicted O +location O +of O +Cys78 O +and O +79 O +away O +from O +the O +dimeric O +interface O +( O +Figure O +3 O +) O +, O +and O +suggests O +that O +the O +extramembrane O +N O +- O +terminal O +part O +of O +CD9 O +( O +residues O +1 O +- O +13 O +) O +does O +not O +self O +- O +associate O +. O + +We O +next O +examined O +whether O +mutations O +of O +conserved O +Asn O +and O +Gly O +residues O +in O +TM1 O +and O +TM2 O +decreased O +low O +- O +level O +background O +cross O +- O +linking O +via O +native O +cysteines O +. O + +As O +expected O +, O +these O +mutations O +had O +virtually O +no O +effect O +on O +dimer O +formation O +of O +CD9 O +TM O +( O +1 O ++ O +2 O +) O +- O +GFP O +( O +Figure O +8B O +) O +. O + +The O +level O +of O +covalent O +dimer O +formed O +was O +not O +diminished O +for O +triple O +Asn18Ser O ++ O +Gly25Leu O ++ O +Gly32Leu O +and O +double O +Gly67Leu O ++ O +Gly74Leu O +mutants O +, O +compared O +to O +wild O +- O +type O +TM O +( O +1 O ++ O +2 O +) O +CD9 O +molecule O +. O + +Similarly O +, O +the O +same O +triple O +and O +double O +mutations O +in O +the O +context O +of O +full O +- O +length O +CD9 O +- O +GFP O +protein O +( O +with O +six O +cysteines O +) O +produced O +wild O +- O +type O +levels O +of O +cross O +- O +linking O +( O +Figure O +8C O +) O +. O + +We O +interpret O +these O +findings O +as O +evidence O +for O +at O +least O +two O +types O +of O +associations O +between O +CD9 O +molecules O +: O +primary O +, O +involving O +residues O +14 O +, O +17 O +and O +80 O +, O +and O +dependent O +on O +integrity O +of O +conserved O +heptad O +residues O +in O +TM1 O +and O +TM2 O +, O +and O +less O +efficient O +secondary O +interactions O +, O +probably O +representing O +random O +collision O +events O +, O +and O +independent O +of O +the O +heptad O +residues O +( O +see O +Discussion O +for O +more O +details O +) O +. O + +TM3 O +and O +TM4 O +cysteine O +residues O +in O +CD9 O +dimerization O + +After O +identifying O +the O +roles O +of O +conserved O +TM1 O +and O +TM2 O +residues O +in O +CD9 O +dimerization O +, O +we O +next O +probed O +whether O +residues O +proximal O +to O +TM O +domains O +3 O +and O +4 O +are O +also O +involved O +. O + +To O +this O +end O +, O +disulfide O +cross O +- O +linking O +of O +full O +- O +length O +CD9 O +molecules O +containing O +3 O +C O +- O +terminal O +cysteines O +( O +87 O +, O +just O +before O +TM3 O +; O +218 O +and O +219 O +in O +TM4 O +) O +or O +3 O +N O +- O +terminal O +cysteines O +( O +9 O +, O +78 O +and O +79 O +) O +was O +compared O +( O +Figure O +9 O +) O +. O + +We O +found O +that O +the O +C O +- O +terminal O +cysteines O +were O +only O +slightly O +better O +than O +N O +- O +terminal O +cysteines O +with O +respect O +to O +detection O +of O +CD9 O +dimers O +. O + +However O +, O +markedly O +more O +trimers O +and O +tetramers O +were O +detected O +using O +C O +- O +terminal O +cysteines O +. O + +Thus O +, O +residues O +87 O +, O +218 O +and O +219 O +at O +TM3 O +and O +TM4 O +in O +CD9 O +can O +together O +form O +contacts O +across O +the O +dimeric O +interface O +and O +also O +additional O +contacts O +with O +other O +neighboring O +CD9 O +molecules O +. O + +Discussion O + +Here O +we O +provide O +the O +first O +detailed O +analysis O +of O +tetraspanin O +protein O +transmembrane O +domains O +. O + +First O +, O +we O +show O +1 O +) O +the O +presence O +of O +a O +heptad O +repeat O +motif O +in O +TM1 O +and O +TM2 O +, O +containing O +highly O +conserved O +Asn O +and O +Gly O +residues O +, O +2 O +) O +a O +leucine O +and O +glutamate O +/ O +glutamine O +- O +containing O +heptad O +motif O +in O +TM3 O +, O +and O +3 O +) O +high O +variability O +and O +absence O +of O +heptad O +repeats O +in O +TM4 O +sequences O +. O + +Second O +, O +we O +provide O +evidence O +for O +a O +specific O +, O +intramolecular O +interaction O +between O +TM1 O +and O +TM2 O +domains O +, O +in O +which O +bulky O +hydrophobic O +residues O +pack O +against O +GG7 O +motif O +, O +and O +present O +a O +molecular O +model O +for O +this O +interaction O +. O + +Third O +, O +experimental O +mapping O +of O +the O +CD9 O +dimerization O +interface O +firmly O +establishes O +an O +additional O +role O +for O +conserved O +TM1 O +and O +TM2 O +residues O +in O +dimeric O +intermolecular O +interactions O +. O + +Fourth O +, O +preliminary O +evidence O +is O +provided O +to O +suggest O +that O +TM3 O +and O +TM4 O +domains O +contribute O +to O +expansion O +of O +CD9 O +dimers O +into O +higher O +order O +multimers O +. O + +Conserved O +residues O +in O +TM1 O +and O +TM2 O +of O +tetraspanins O +: O +role O +in O +intramolecular O +packing O + +We O +hypothesized O +that O +the O +first O +two O +transmembrane O +domains O +of O +tetraspanins O +might O +interact O +with O +each O +other O +because O +: O +a O +) O +consecutive O +TM O +domains O +frequently O +associate O +in O +known O +protein O +3D O +structures O +[ O +35 O +] O +, O +and O +b O +) O +they O +both O +contain O +a O +series O +of O +highly O +conserved O +amino O +acids O +- O +several O +Gly O +residues O +and O +an O +Asn O +residue O +( O +Figure O +1 O +) O +. O + +Conserved O +Gly O +residues O +are O +a O +frequent O +theme O +in O +the O +organization O +of O +interacting O +transmembrane O +domains O +. O + +Analysis O +of O +3D O +helix O +packing O +in O +polytopic O +membrane O +proteins O +reveals O +that O +Gly O +residues O +tend O +to O +localize O +in O +buried O +positions O +, O +especially O +at O +the O +helix O +- O +helix O +interfaces O +and O +helix O +crossing O +points O +[ O +37 O +, O +38 O +] O +. O + +Due O +to O +the O +absence O +of O +a O +side O +chain O +, O +Gly O +provides O +a O +flat O +surface O +for O +packing O +of O +a O +side O +chain O +from O +another O +residue O +, O +without O +loss O +of O +side O +- O +chain O +entropy O +upon O +interaction O +. O + +The O +most O +common O +Gly O +- O +containing O +motif O +is O +GxxxG O +[ O +39 O +, O +40 O +] O +. O + +In O +glycophorin O +A O +( O +GpA O +) O +, O +the O +major O +glycoprotein O +in O +erythrocyte O +cell O +membranes O +, O +Gly79 O +and O +Gly83 O +are O +part O +of O +the O +LIxxGVxxGVxxT O +sequence O +that O +promotes O +homodimerization O +of O +parallel O +transmembrane O +alpha O +- O +helixes O +[ O +41 O +, O +42 O +] O +. O + +In O +the O +GpA O +dimerization O +motif O +, O +Gly O +residues O +allow O +for O +tight O +packing O +in O +the O +right O +- O +handed O +helical O +crossing O +[ O +43 O +] O +. O + +There O +are O +also O +examples O +of O +left O +- O +handed O +helical O +crossing O +in O +the O +context O +of O +a O +GxxxG O +motif O +[ O +44 O +] O +. O + +Other O +membrane O +proteins O +that O +use O +the O +GxxxG O +motif O +for O +homo O +- O +or O +heterodimerization O +include O +bacteriophage B +M13 I +coat O +proteins O +[ O +45 O +] O +, O +yeast B +alpha O +factor O +receptor O +[ O +46 O +] O +, O +integrin O +alpha O +IIb O +subunit O +[ O +47 O +] O +, O +and O +ErbB1 O +receptor O +tyrosine O +kinase O +[ O +48 O +] O +. O + +Other O +small O +residues O +, O +such O +as O +Ala O +and O +Ser O +, O +can O +substitute O +for O +Gly O +in O +this O +motif O +[ O +49 O +] O +. O + +A O +protein O +motif O +in O +which O +Gly O +residues O +are O +separated O +by O +6 O +other O +residues O +( O +GG7 O +) O +is O +also O +common O +in O +transmembrane O +helices O +, O +especially O +in O +transporter O +/ O +channel O +- O +like O +membrane O +proteins O +[ O +50 O +] O +. O + +However O +, O +the O +structural O +features O +associated O +with O +this O +motif O +are O +not O +well O +known O +. O + +In O +particular O +, O +it O +is O +unclear O +whether O +left O +- O +handed O +GG7 O +heptad O +repeat O +motif O +( O +as O +opposed O +to O +the O +" O +classic O +" O +right O +- O +handed O +GxxxG O +motif O +) O +can O +drive O +membrane O +helix O +association O +. O + +In O +a O +recent O +work O +addressing O +this O +issue O +, O +Lear O +et O +al O +. O + +[ O +51 O +] O +showed O +that O +a O +synthetic O +peptide O +containing O +Gly O +at O +heptad O +positions O +a O +and O +d O +could O +self O +- O +associate O +in O +vitro O +, O +likely O +in O +an O +antiparallel O +orientation O +. O + +Heptad O +repeats O +containing O +conserved O +Gly O +residues O +occur O +in O +TM O +domains O +of O +alpha O +and O +beta O +chains O +of O +MHC O +class O +II O +proteins O +, O +and O +mutations O +of O +the O +Gly O +residues O +disrupt O +the O +alpha O +beta O +heterodimer O +[ O +52 O +] O +. O + +These O +examples O +demonstrate O +that O +Gly O +- O +based O +heptad O +motifs O +may O +be O +used O +for O +both O +intra O +- O +and O +intermolecular O +associations O +. O + +In O +this O +work O +, O +we O +identified O +a O +highly O +conserved O +GG7 O +motif O +in O +the O +first O +two O +tetraspanin O +TM O +domains O +. O + +The O +GG7 O +sequence O +in O +tetraspanins O +is O +a O +part O +of O +a O +larger O +motif O +that O +also O +includes O +a O +conserved O +Asn O +residue O +in O +TM1 O +( O +NGG7 O +) O +and O +an O +Ala O +/ O +Ser O +/ O +Thr O +residue O +in O +TM2 O +( O +GGA7 O +) O +. O + +The O +seven O +- O +residue O +periodicity O +of O +these O +motifs O +strongly O +suggests O +their O +involvement O +in O +left O +- O +handed O +coiled O +coil O +packing O +reminiscent O +of O +the O +leucine O +zipper O +, O +rather O +than O +right O +- O +handed O +packing O +of O +the O +GpA O +- O +like O +GxxxG O +motif O +. O + +For O +antiparallel O +helices O +, O +the O +left O +- O +handed O +crossing O +is O +in O +fact O +predominant O +over O +the O +right O +- O +handed O +in O +known O +TM O +domain O +structures O +[ O +44 O +] O +. O + +In O +our O +model O +, O +heptad O +Gly O +residues O +in O +NGG7 O +and O +GGA7 O +sequences O +provide O +specific O +packing O +between O +antiparallel O +tetraspanin O +TM1 O +and O +TM2 O +helices O +by O +allowing O +tight O +van O +der O +Waals O +interactions O +with O +large O +hydrophobic O +residues O +( O +Figure O +6 O +) O +. O + +Highly O +efficient O +packing O +of O +bulky O +side O +chains O +against O +glycine O +residues O +is O +observed O +in O +known O +transmembrane O +protein O +3D O +structures O +[ O +38 O +, O +53 O +, O +54 O +] O +. O + +An O +example O +includes O +packing O +of O +helices O +M1 O +and O +M2 O +in O +potassium O +channel O +KcsA O +, O +where O +Val91 O +in O +M2 O +is O +paired O +with O +Gly43 O +in O +M1 O +, O +and O +Leu36 O +in O +M1 O +contacts O +Ala98 O +and O +Gly99 O +in O +helix O +M2 O +[ O +54 O +, O +55 O +] O +. O + +In O +addition O +to O +facilitating O +helix O +- O +helix O +packing O +, O +Gly O +residues O +frequently O +provide O +additional O +C O +alpha O +H O +. O +. O +. O +O O +hydrogen O +bonds O +between O +two O +helices O +[ O +44 O +] O +. O + +In O +our O +model O +, O +two O +C O +alpha O +- O +backbone O +carbonyl O +H O +- O +bonds O +are O +predicted O +- O +between O +residues O +Gly27 O +- O +Gly67 O +, O +and O +Trp22 O +- O +Met70 O +. O + +Although O +polar O +and O +charged O +amino O +acid O +residues O +( O +such O +as O +Asn O +in O +the O +TM1 O +heptad O +motif O +) O +are O +infrequent O +in O +transmembrane O +domains O +, O +they O +are O +functionally O +important O +. O + +Polar O +residues O +such O +as O +glutamine O +, O +glutamic O +acid O +, O +aspartic O +acid O +and O +asparagine O +can O +promote O +strong O +oligomerization O +of O +model O +membrane O +- O +associated O +helices O +[ O +56 O +- O +58 O +] O +. O + +Ruan O +et O +al O +. O + +[ O +59 O +] O +used O +asparagine O +scanning O +mutagenesis O +to O +probe O +the O +interface O +of O +self O +- O +associating O +polyleucine O +helices O +by O +detecting O +their O +enhanced O +self O +- O +interaction O +in O +vitro O +and O +in O +the O +E B +. I +coli I +- O +based O +ToxR O +assay O +. O + +Thus O +, O +a O +hydrogen O +bond O +in O +an O +apolar O +environment O +can O +result O +in O +strong O +, O +though O +not O +necessarily O +specific O +, O +association O +of O +transmembrane O +helices O +. O + +In O +fact O +, O +mutations O +to O +polar O +residues O +in O +transmembrane O +proteins O +are O +commonly O +associated O +with O +disease O +[ O +60 O +] O +. O + +Because O +of O +this O +potential O +for O +non O +- O +specific O +interactions O +, O +polar O +residues O +tend O +to O +localize O +at O +buried O +positions O +in O +TM O +domains O +. O + +In O +our O +case O +, O +the O +conserved O +Asn18 O +residue O +in O +CD9 O +is O +predicted O +to O +be O +a O +part O +of O +the O +TM1 O +- O +TM2 O +interface O +, O +though O +our O +model O +does O +not O +predict O +any O +electrostatic O +interaction O +between O +Asn18 O +and O +TM2 O +( O +Figure O +6 O +) O +. O + +Consistently O +, O +substitution O +such O +as O +Asn18Tyr O +( O +and O +Gly77Leu O +) O +in O +TM O +( O +1 O ++ O +2 O +) O +- O +GFP O +protein O +was O +not O +destabilizing O +as O +analyzed O +by O +protein O +aggregation O +. O + +Curiously O +, O +the O +full O +- O +length O +Asn18Ser O +CD9 O +migrated O +slightly O +slower O +on O +SDS O +- O +PAGE O +gel O +( O +data O +not O +shown O +) O +, O +suggesting O +that O +Asn18 O +does O +play O +a O +role O +in O +maintaining O +conformation O +of O +the O +molecule O +. O + +The O +Asn18Cys O +single O +- O +cysteine O +mutant O +shows O +very O +little O +intermolecular O +cross O +- O +linking O +( O +Figure O +7A O +) O +, O +supporting O +the O +proposed O +location O +of O +this O +residue O +at O +the O +intramolecular O +interface O +. O + +It O +is O +tempting O +to O +speculate O +that O +the O +" O +pocket O +" O +between O +TM1 O +and O +TM2 O +lined O +by O +Asn18 O +and O +Gly77 O +might O +be O +important O +for O +accommodating O +palmitate O +moieties O +that O +target O +Cys78 O +and O +Cys79 O +residues O +, O +and O +/ O +or O +important O +for O +access O +by O +the O +putative O +palmitoyl O +transferase O +to O +those O +residues O +. O + +Understanding O +the O +exact O +role O +of O +these O +highly O +conserved O +Asn18 O +and O +Gly77 O +residues O +in O +tetraspanins O +awaits O +further O +investigation O +. O + +In O +summary O +, O +we O +identified O +conserved O +glycine O +residues O +of O +TM1 O +and O +TM2 O +of O +tetraspanins O +as O +key O +elements O +required O +for O +intramolecular O +packing O +. O + +Mutations O +of O +these O +key O +residues O +( O +Gly25 O +, O +Gly32 O +, O +Gly67 O +and O +Gly74 O +in O +CD9 O +) O +resulted O +in O +protein O +destabilization O +and O +aggregation O +. O + +There O +is O +ample O +evidence O +in O +the O +literature O +for O +mutations O +in O +transmembrane O +proteins O +that O +lead O +to O +protein O +destabilization O +, O +misassembly O +and O +pathologic O +conditions O +[ O +61 O +] O +. O + +Thus O +, O +we O +have O +identified O +conserved O +heptad O +Gly O +residues O +in O +TM1 O +and O +TM2 O +of O +tetraspanins O +as O +plausible O +targets O +of O +destabilizing O +mutations O +with O +potential O +functional O +consequences O +. O + +Intermolecular O +interactions O +in O +tetraspanins O + +Tetraspanin O +CD9 O +forms O +mostly O +homodimers O +, O +but O +also O +a O +low O +level O +of O +heterodimers O +with O +CD81 O +and O +CD151 O +[ O +25 O +] O +. O + +Thus O +, O +mapping O +the O +dimerization O +interface O +is O +an O +important O +next O +step O +in O +structure O +- O +function O +analysis O +of O +tetraspanins O +. O + +Disulfide O +- O +mediated O +cross O +- O +linking O +, O +often O +in O +combination O +with O +cysteine O +- O +scanning O +mutagenesis O +, O +is O +a O +common O +strategy O +to O +probe O +oligomerization O +or O +intersubunit O +interactions O +of O +transmembrane O +proteins O +such O +as O +histidine O +kinase O +EnvZ O +[ O +62 O +] O +, O +M O +( O +3 O +) O +muscarinic O +acetylcholine O +receptor O +[ O +63 O +] O +, O +E B +. I +coli I +lactose O +permease O +[ O +64 O +] O +, O +synaptobrevin O +[ O +65 O +] O +, O +integrins O +[ O +66 O +] O +and O +many O +others O +. O + +In O +tetraspanins O +such O +as O +CD9 O +, O +membrane O +- O +proximal O +cysteine O +residues O +are O +especially O +useful O +targets O +for O +disulfide O +trapping O +, O +as O +their O +linkage O +can O +be O +enhanced O +by O +pre O +- O +treating O +cells O +with O +2 O +- O +BP O +. O + +While O +the O +ability O +of O +wild O +- O +type O +cysteines O +in O +CD9 O +to O +be O +cross O +- O +linked O +may O +indicate O +that O +they O +are O +close O +to O +the O +dimerization O +interface O +, O +more O +precise O +mapping O +was O +achieved O +here O +using O +cysteine O +- O +scanning O +mutagenesis O +. O + +Our O +data O +clearly O +identify O +regions O +, O +near O +the O +cytoplasmic O +face O +of O +TM1 O +and O +TM2 O +, O +important O +for O +dimerization O +. O + +Intermolecular O +zero O +- O +length O +cross O +- O +linking O +was O +highest O +when O +single O +cysteines O +were O +placed O +in O +positions O +14 O +, O +17 O +, O +77 O +, O +80 O +and O +81 O +in O +TM O +( O +1 O ++ O +2 O +) O +- O +GFP O +molecule O +, O +or O +at O +positions O +77 O +, O +80 O +or O +81 O +in O +the O +full O +- O +length O +CD9 O +protein O +. O + +Positions O +14 O +, O +17 O +and O +80 O +are O +distinct O +from O +the O +intramolecular O +interface O +and O +are O +on O +the O +same O +side O +of O +the O +TM1 O +- O +TM2 O +pair O +( O +Figure O +6 O +) O +. O + +Thus O +, O +they O +are O +well O +- O +positioned O +to O +participate O +in O +an O +interaction O +with O +another O +molecule O +. O + +At O +the O +same O +time O +, O +the O +model O +predicts O +that O +wild O +- O +type O +cysteines O +( O +Cys78 O +, O +79 O +) O +, O +which O +do O +not O +yield O +very O +efficient O +zero O +- O +length O +cross O +- O +linking O +, O +are O +on O +the O +other O +side O +of O +TM1 O +- O +TM2 O +pair O +. O + +While O +using O +the O +cysteine O +at O +position O +80 O +as O +the O +dimeric O +interface O +probe O +, O +mutations O +of O +conserved O +residues O +in O +TM1 O +and O +TM2 O +( O +especially O +Gly32 O +and O +Gly67 O +to O +Leu O +) O +clearly O +reduced O +intermolecular O +cross O +- O +linking O +. O + +We O +do O +not O +suggest O +that O +those O +residues O +are O +directly O +involved O +in O +intermolecular O +interaction O +. O + +Rather O +, O +we O +propose O +that O +destabilization O +of O +the O +intramolecular O +TM1 O +- O +TM2 O +interaction O +by O +Gly O +to O +Leu O +substitutions O +( O +discussed O +above O +) O +causes O +an O +overall O +conformational O +change O +that O +reduces O +dimer O +formation O +. O + +An O +Ala81Leu O +mutation O +did O +not O +reduce O +cross O +- O +linking O +via O +Cys80 O +, O +even O +though O +single O +- O +cysteine O +Ala81Cys O +molecules O +themselves O +produced O +a O +high O +level O +of O +cross O +- O +linking O +. O + +These O +results O +, O +together O +with O +data O +on O +Gly32Leu O +and O +Gly67Leu O +mutations O +, O +are O +consistent O +with O +our O +model O +predicting O +that O +helices O +1 O +and O +2 O +interact O +more O +tightly O +near O +the O +extracellular O +end O +and O +less O +at O +the O +cytoplasmic O +end O +. O + +This O +would O +give O +more O +flexibility O +to O +a O +cysteine O +at O +position O +81 O +and O +also O +limit O +the O +effect O +of O +an O +Ala81Leu O +mutation O +. O + +Location O +of O +this O +residue O +at O +the O +membrane O +/ O +cytoplasmic O +border O +could O +also O +make O +it O +more O +accessible O +to O +CuP O +reagent O +as O +compared O +to O +residues O +buried O +in O +TM O +domain O +, O +thus O +elevating O +the O +efficiency O +of O +disulfide O +formation O +of O +the O +Ala81Cys O +mutant O +. O + +Multiple O +interfaces O +in O +tetraspanin O +molecules O + +In O +the O +full O +- O +length O +CD9 O +molecules O +, O +the O +3 O +C O +- O +terminal O +cysteines O +( O +Cys87 O +, O +218 O +and O +219 O +) O +located O +at O +or O +in O +TM3 O +and O +TM4 O +promoted O +efficient O +dimer O +and O +even O +more O +efficient O +oligomer O +formation O +compared O +to O +the O +3 O +N O +- O +terminal O +cysteines O +( O +Figure O +9 O +) O +. O + +Cys87 O +alone O +can O +be O +used O +to O +capture O +CD9 O +dimers O +[ O +25 O +] O +. O + +These O +results O +suggest O +the O +existence O +of O +two O +dimeric O +interfaces O +in O +CD9 O +molecule O +- O +the O +TM O +1 O +- O +2 O +/ O +1 O +- O +2 O +interface O +and O +the O +TM O +3 O +- O +4 O +/ O +3 O +- O +4 O +interface O +( O +Figure O +10 O +) O +. O + +In O +a O +TM O +( O +1 O ++ O +2 O +) O +molecule O +, O +the O +destabilization O +of O +1 O +- O +2 O +interaction O +, O +e O +. O +g O +. O +by O +Gly O +- O +- O +> O +Leu O +mutations O +, O +would O +affect O +the O +1 O +- O +2 O +/ O +1 O +- O +2 O +interface O +, O +as O +discussed O +above O +. O + +However O +, O +these O +mutations O +would O +not O +interfere O +with O +the O +3 O +- O +4 O +/ O +3 O +- O +4 O +interface O +in O +a O +full O +- O +length O +molecule O +, O +which O +includes O +Cys87 O +, O +218 O +and O +219 O +. O + +Thus O +, O +cross O +- O +linking O +of O +full O +- O +length O +molecules O +, O +containing O +all O +6 O +cysteine O +residues O +, O +would O +be O +unaffected O +, O +as O +seen O +in O +Figure O +8C O +. O + +Furthermore O +, O +wild O +- O +type O +Cys9 O +, O +Cys78 O +and O +Cys79 O +are O +apparently O +not O +at O +the O +primary O +1 O +- O +2 O +/ O +1 O +- O +2 O +interface O +. O + +Their O +relative O +inefficiency O +in O +cross O +- O +linking O +CD9 O +TM O +( O +1 O ++ O +2 O +) O +protein O +likely O +reflects O +weak O +secondary O +contacts O +between O +the O +molecules O +, O +or O +possibly O +random O +collision O +events O +. O + +Such O +events O +should O +be O +independent O +of O +mutations O +in O +the O +conserved O +Gly O +residues O +in O +TM1 O +and O +TM2 O +, O +as O +was O +demonstrated O +in O +Figure O +8B O +. O + +The O +potential O +existence O +of O +two O +interfaces O +in O +tetraspanin O +molecules O +, O +1 O +- O +2 O +/ O +1 O +- O +2 O +and O +3 O +- O +4 O +/ O +3 O +- O +4 O +, O +should O +provide O +enhanced O +flexibility O +for O +forming O +additional O +intermolecular O +contacts O +. O + +Current O +understanding O +of O +tetraspanin O +microdomains O +assumes O +a O +few O +strong O +, O +primary O +homotypic O +and O +heterotypic O +tetraspanin O +complexes O +( O +e O +. O +g O +. O +CD9 O +- O +CD9 O +, O +CD9 O +- O +CD81 O +, O +CD151 O +- O +alpha O +3 O +integrin O +, O +CD81 O +- O +EWI2 O +) O +that O +help O +bring O +together O +various O +other O +proteins O +, O +forming O +secondary O +- O +type O +associations O +. O + +Such O +properties O +of O +tetraspanins O +may O +bring O +signaling O +molecules O +such O +as O +protein O +kinase O +C O +or O +phosphatidylinositol O +4 O +- O +kinase O +to O +the O +vicinity O +of O +integrins O +[ O +67 O +, O +68 O +] O +. O + +The O +organization O +of O +the O +TM3 O +domain O +points O +to O +a O +potential O +role O +in O +protein O +- O +protein O +interactions O +. O + +A O +motif O +of O +Leu O +- O +Leu O +- O +Glu O +( O +Gln O +) O +spaced O +7 O +residues O +apart O +( O +heptad O +positions O +a O +) O +, O +with O +highly O +conserved O +residues O +in O +two O +consecutive O +positions O +d O +, O +poses O +as O +a O +likely O +interaction O +module O +. O + +If O +responsible O +for O +heterologous O +protein O +- O +protein O +interactions O +, O +it O +would O +form O +another O +distinct O +interface O +of O +tetraspanin O +molecule O +. O + +Our O +preliminary O +data O +indicate O +that O +replacing O +the O +Leu O +and O +Glu O +residues O +in O +TM3 O +of O +CD9 O +with O +Ala O +has O +no O +effect O +on O +cell O +surface O +expression O +of O +the O +protein O +and O +its O +dimerization O +( O +data O +not O +shown O +) O +. O + +It O +remains O +to O +be O +tested O +if O +interactions O +with O +other O +proteins O +will O +be O +affected O +. O + +Similarly O +, O +the O +TM4 O +domain O +may O +provide O +additional O +contributions O +to O +lateral O +tetraspanin O +associations O +. O + +Much O +higher O +sequence O +variability O +, O +and O +the O +lack O +of O +a O +distinct O +heptad O +pattern O +suggests O +that O +TM4 O +is O +a O +major O +contributor O +to O +diversity O +among O +tetraspanin O +complexes O +. O + +Structure O +- O +function O +analysis O +of O +TM3 O +and O +TM4 O +domains O +in O +tetraspanins O +is O +the O +subject O +of O +ongoing O +investigation O +. O + +Conclusion O + +We O +have O +defined O +the O +TM1 O +- O +TM2 O +intramolecular O +interface O +in O +tetraspanin O +CD9 O +, O +providing O +evidence O +for O +glycines O +( O +Gly25 O +and O +Gly32 O +in O +TM1 O +, O +Gly67 O +and O +Gly74 O +in O +TM2 O +) O +packing O +against O +apposing O +bulky O +aliphatic O +residues O +. O + +Second O +, O +we O +mapped O +an O +intermolecular O +CD9 O +interface O +( O +involved O +in O +CD9 O +homodimer O +formation O +) O +to O +the O +vicinity O +of O +residues O +Leu14 O +and O +Phe17 O +in O +TM1 O +and O +Gly77 O +, O +Gly80 O +and O +Ala81 O +in O +TM2 O +. O + +Finally O +, O +we O +provide O +preliminary O +evidence O +that O +TM3 O +and O +TM4 O +in O +CD9 O +may O +contribute O +to O +a O +second O +intermolecular O +interface O +. O + +Key O +CD9 O +residues O +involved O +in O +intra O +- O +and O +intermolecular O +interactions O +are O +highly O +conserved O +throughout O +the O +tetraspanin O +family O +, O +thus O +suggesting O +that O +our O +findings O +will O +apply O +to O +most O +tetraspanins O +. O + +Methods O + +Materials O + +Cell O +culture O +reagents O +were O +from O +Invitrogen O +( O +Carlsbad O +, O +CA O +) O +. O + +2 O +- O +bromopalmitate O +was O +from O +Fluka O +( O +Milwaukee O +, O +WI O +) O +, O +N O +- O +ethylmaleimide O +( O +NEM O +) O +and O +1 O +, O +10 O +- O +phenanthroline O +were O +from O +Sigma O +- O +Aldrich O +( O +St O +. O +Louis O +, O +MO O +) O +, O +and O +chemical O +cross O +- O +linkers O +dithio O +- O +bis O +- O +maleimidoethane O +( O +DTME O +) O +and O +1 O +, O +4 O +- O +Bis O +- O +maleimidobutane O +( O +BMB O +) O +were O +purchased O +from O +Pierce O +Endogen O +( O +Rockford O +, O +IL O +) O +. O + +Triton O +X O +- O +100 O +, O +protease O +inhibitor O +cocktail O +and O +FuGENE O +6 O +transfection O +reagent O +were O +obtained O +from O +Roche O +( O +Indianapolis O +, O +IN O +) O +. O + +Restriction O +endonucleases O +and O +Pfu O +DNA O +polymerase O +were O +obtained O +New O +England O +Biolabs O +( O +Beverly O +, O +MA O +) O +and O +Stratagene O +( O +Carlsbad O +, O +CA O +) O +, O +respectively O +. O + +All O +other O +chemicals O +were O +purchased O +from O +Sigma O +- O +Aldrich O +or O +Fisher O +Scientific O +( O +Pittsburg O +, O +PA O +) O +. O + +Sequence O +analysis O + +Tetraspanin O +sequences O +were O +obtained O +from O +SWISS O +- O +PROT O +and O +GenBank O +databases O +. O + +Locus O +designations O +, O +accession O +numbers O +and O +the O +most O +commonly O +used O +protein O +names O +are O +summarized O +in O +Tables O +1 O +and O +2 O +. O + +TM O +segments O +were O +delineated O +by O +inspection O +of O +hydrophobicity O +profiles O +, O +using O +database O +annotations O +and O +previous O +analyses O +of O +TM O +sequences O +as O +a O +guide O +( O +[ O +28 O +] O +, O +M O +. O +Hemler O +, O +unpublished O +) O +, O +and O +aligned O +manually O +. O + +Residue O +numbers O +in O +human B +CD9 O +sequence O +are O +used O +a O +reference O +point O +throughout O +the O +study O +. O + +DNA O +cloning O +and O +mutagenesis O + +Sequence O +encoding O +CD9 O +protein O +was O +cloned O +into O +vector O +pcDNA3 O +( O +Invitrogen O +, O +Carlsbad O +, O +CA O +) O +and O +pEGFP O +- O +N1 O +( O +Clontech O +, O +Palo O +Alto O +, O +CA O +) O +, O +for O +expression O +of O +untagged O +and O +C O +- O +terminally O +GFP O +- O +tagged O +CD9 O +, O +respectively O +. O + +pEGFP O +- O +N1 O +encoding O +CD9 O +TM O +( O +1 O ++ O +2 O +) O +- O +GFP O +fusion O +protein O +was O +constructed O +by O +subcloning O +DNA O +for O +residues O +1 O +- O +83 O +of O +CD9 O +into O +HindIII O +and O +PstI O +sites O +of O +the O +vector O +; O +to O +introduce O +the O +PstI O +site O +, O +codon O +GTG O +for O +Val82 O +was O +changed O +to O +CTG O +( O +coding O +for O +Ala O +) O +. O + +In O +the O +resulting O +fusion O +protein O +, O +there O +is O +a O +13 O +- O +amino O +acid O +linker O +( O +with O +no O +cysteines O +) O +between O +CD9 O +and O +GFP O +. O + +To O +minimize O +the O +low O +inherent O +ability O +of O +GFP O +to O +homodimerize O +, O +which O +could O +potentially O +influence O +the O +results O +of O +CD9 O +cross O +- O +linking O +, O +we O +used O +a O +monomeric O +GFP O +mutant O +, O +Leu221 O +- O +- O +> O +Lys O +[ O +34 O +] O +, O +for O +cross O +- O +linking O +experiments O +. O + +Mutations O +were O +introduced O +in O +full O +- O +length O +and O +TM O +( O +1 O ++ O +2 O +) O +CD9 O +proteins O +by O +a O +PCR O +- O +based O +strategy O +using O +mutagenic O +primers O +and O +Pfu O +DNA O +polymerase O +. O + +All O +mutations O +were O +confirmed O +by O +DNA O +sequencing O +. O + +Protein O +expression O +, O +microscopy O +, O +cysteine O +disulfide O +cross O +- O +linking O +and O +Western O +blotting O + +DNA O +constructs O +encoding O +TM O +( O +1 O ++ O +2 O +) O +- O +GFP O +or O +full O +- O +length O +CD9 O +proteins O +were O +transfected O +into O +human B +rhabdomyosarcoma O +RD O +cells O +using O +the O +FuGENE O +6 O +reagent O +. O + +Cells O +expressing O +GFP O +fusion O +proteins O +were O +analysed O +by O +fluorescence O +microscopy O +18 O +- O +28 O +hours O +post O +- O +transfection O +. O + +Images O +were O +captured O +using O +Spot O +1 O +. O +4 O +. O +0 O +camera O +( O +Diagnostic O +Instruments O +, O +Sterling O +Heights O +, O +MI O +) O +attached O +to O +Nikon O +Eclipse O +TE300 O +microscope O +. O + +For O +experiments O +involving O +cysteine O +- O +mediated O +cross O +- O +linking O +, O +cells O +were O +treated O +with O +50 O +mu O +M O +2 O +- O +BP O +starting O +24 O +- O +26 O +hours O +post O +- O +transfection O +and O +continuing O +for O +16 O +- O +18 O +hours O +. O + +Cross O +- O +linking O +was O +carried O +out O +by O +incubating O +cells O +in O +HBSM O +buffer O +( O +25 O +mM O +Hepes O +- O +NaOH O +, O +pH O +7 O +. O +2 O +, O +150 O +mM O +NaCl O +, O +2 O +mM O +MgCl2 O +) O +containing O +either O +a O +) O +0 O +. O +6 O +mM O +CuSO4 O +and O +1 O +. O +8 O +mM O +1 O +, O +10 O +- O +phenanthroline O +( O +CuP O +complex O +) O +or O +b O +) O +0 O +. O +2 O +mg O +/ O +ml O +homobifunctional O +cysteine O +- O +reactive O +cross O +- O +linker O +( O +e O +. O +g O +. O +DTME O +) O +, O +diluted O +from O +fresh O +10 O +mg O +/ O +ml O +solution O +in O +DMSO O +. O + +After O +incubation O +for O +10 O +- O +15 O +minutes O +( O +with O +CuP O +) O +or O +30 O +- O +45 O +minutes O +( O +with O +cross O +- O +linker O +) O +, O +cells O +were O +washed O +twice O +for O +10 O +minutes O +with O +HBSM O +containing O +10 O +mM O +NEM O +to O +block O +residual O +free O +cysteines O +. O + +Cells O +were O +lysed O +in O +HBSM O +containing O +1 O +% O +Triton O +X O +- O +100 O +, O +0 O +. O +1 O +% O +SDS O +and O +a O +cocktail O +of O +protease O +inhibitors O +with O +1 O +mM O +EDTA O +at O +4 O +degrees O +C O +for O +45 O +- O +60 O +minutes O +. O + +Cell O +lysate O +was O +clarified O +by O +centrifugation O +at O +14 O +, O +000 O +x O +g O +for O +15 O +minutes O +, O +an O +aliquot O +was O +removed O +, O +and O +proteins O +from O +it O +were O +precipitated O +by O +addition O +of O +trichloroacetic O +acid O +to O +10 O +% O +on O +ice O +followed O +by O +centrifugation O +at O +14 O +, O +000 O +x O +g O +for O +10 O +minutes O +. O + +After O +two O +washes O +with O +ice O +- O +cold O +acetone O +, O +protein O +pellet O +was O +solubilized O +in O +SDS O +- O +PAGE O +sample O +buffer O +without O +a O +reducing O +agent O +( O +50 O +mM O +Tris O +- O +HCl O +, O +pH O +6 O +. O +8 O +, O +1 O +% O +SDS O +, O +8 O +% O +glycerol O +) O +. O + +In O +some O +experiments O +, O +CD9 O +protein O +was O +immunoprecipitated O +using O +monoclonal O +antibody O +Alb6 O +( O +Immunotech O +, O +Marseille O +, O +France O +) O +. O + +Proteins O +were O +separated O +by O +SDS O +- O +PAGE O +and O +analyzed O +by O +Western O +blotting O +using O +monoclonal O +antibody O +JL O +- O +8 O +( O +Clontech O +) O +for O +GFP O +or O +Alb6 O +for O +CD9 O +. O + +Bands O +from O +X O +- O +ray O +films O +were O +quantitated O +using O +GeneTools O +( O +TM O +) O +software O +from O +Syngene O +( O +Frederick O +, O +MD O +) O +. O + +Modeling O +of O +TM1 O +- O +TM2 O +interaction O + +An O +atomic O +model O +of O +the O +CD9 O +TM1 O +- O +TM2 O +dimer O +was O +constructed O +with O +a O +Monte O +Carlo O +- O +simulated O +annealing O +( O +MCSA O +) O +algorithm O +[ O +69 O +] O +. O + +Two O +idealized O +alpha O +- O +helices O +corresponding O +to O +TM1 O +residues O +Tyr12 O +through O +Leu35 O +and O +TM2 O +residues O +Gly59 O +through O +Val82 O +were O +docked O +with O +six O +orthogonal O +parameters O +: O +three O +rigid O +body O +translations O +and O +three O +rotations O +. O + +During O +each O +step O +of O +a O +MCSA O +cycle O +, O +there O +was O +an O +equal O +probability O +of O +changing O +either O +one O +parameter O +or O +all O +six O +parameters O +to O +random O +values O +. O + +A O +conformation O +' O +s O +energy O +was O +calculated O +in O +vacuo O +with O +the O +AMBER O +united O +- O +atom O +force O +field O +for O +van O +der O +Waals O +interactions O +[ O +70 O +] O +. O + +The O +van O +der O +Waals O +term O +was O +modified O +as O +described O +by O +Kuhlman O +and O +Baker O +[ O +71 O +] O +. O + +If O +a O +structure O +had O +favorable O +dimerization O +energy O +, O +the O +energies O +of O +select O +mutants O +were O +calculated O +. O + +Structures O +were O +selected O +with O +a O +novel O +scoring O +function O +that O +maximizes O +the O +Boltzmann O +probability O +of O +dimerization O +for O +silent O +mutations O +while O +minimizing O +the O +probability O +for O +disruptive O +mutations O +. O + +Asn18Ser O +, O +Gly77Leu O +, O +and O +Gly80Leu O +were O +scored O +as O +silent O +mutations O +while O +Gly25Leu O +, O +Gly32Leu O +, O +Gly67Leu O +, O +and O +Gly74Leu O +were O +considered O +to O +be O +disruptive O +. O + +Each O +MCSA O +cycle O +consisted O +of O +50 O +, O +000 O +steps O +with O +an O +exponential O +temperature O +decay O +from O +10 O +, O +000 O +to O +10 O +K O +. O + +Ten O +MCSA O +cycles O +through O +global O +sample O +space O +were O +used O +to O +restrict O +the O +search O +area O +. O + +Parameters O +were O +restricted O +to O ++ O +/ O +- O +2 O +standard O +deviations O +from O +their O +mean O +value O +for O +structures O +within O +10 O +kcal O +of O +the O +best O +structure O +. O + +MCSA O +cycles O +were O +repeated O +as O +described O +above O +with O +additional O +optimization O +of O +chi O +values O +: O +rotamers O +at O +the O +protein O +- O +protein O +interface O +were O +optimized O +with O +Dead O +End O +Elimination O +[ O +72 O +] O +, O +and O +chi O +values O +were O +further O +optimized O +with O +Monte O +Carlo O +. O + +All O +MCSA O +cycles O +converged O +upon O +structures O +that O +were O +within O +a O +root O +mean O +squared O +deviation O +( O +RMSD O +) O +of O +1 O +. O +5 O +A O +with O +the O +best O +structure O +, O +and O +structures O +that O +scored O +within O +5 O +kcal O +of O +the O +best O +score O +had O +an O +RMSD O +of O +less O +than O +0 O +. O +5 O +A O +with O +the O +best O +structure O +. O + +List O +of O +abbreviations O + +2 O +- O +BP O +, O +2 O +- O +bromopalmitate O +; O +CuP O +, O +Cu2 O ++ O +- O +phenanthroline O +; O +DTME O +, O +dithio O +- O +bis O +- O +maleimidoethane O +; O +LEL O +, O +large O +extracellular O +loop O +; O +NEM O +, O +N O +- O +ethylmaleimide O +; O +TM O +, O +transmembrane O +( O +domain O +) O +. O + +Authors O +' O +contributions O + +OVK O +carried O +out O +sequence O +comparisons O +, O +mutational O +analysis O +and O +cross O +- O +linking O +experiments O +, O +and O +drafted O +the O +manuscript O +. O + +DGM O +built O +the O +TM1 O +- O +TM2 O +interaction O +model O +and O +contributed O +to O +the O +manuscript O +. O + +WFD O +supervised O +DGM O +' O +s O +work O +. O + +MEH O +coordinated O +the O +whole O +study O +and O +prepared O +the O +final O +manuscript O +. O + +Epigenetic O +inactivation O +and O +aberrant O +transcription O +of O +CSMD1 O +in O +squamous O +cell O +carcinoma O +cell O +lines O + +Abstract O + +Background O + +The O +p23 O +. O +2 O +region O +of O +human B +chromosome O +8 O +is O +frequently O +deleted O +in O +several O +types O +of O +epithelial O +cancer O +and O +those O +deletions O +appear O +to O +be O +associated O +with O +poor O +prognosis O +. O + +Cub O +and O +Sushi O +Multiple O +Domains O +1 O +( O +CSMD1 O +) O +was O +positionally O +cloned O +as O +a O +candidate O +for O +the O +8p23 O +suppressor O +but O +point O +mutations O +in O +this O +gene O +are O +rare O +relative O +to O +the O +frequency O +of O +allelic O +loss O +. O + +In O +an O +effort O +to O +identify O +alternative O +mechanisms O +of O +inactivation O +, O +we O +have O +characterized O +CSMD1 O +expression O +and O +epigenetic O +modifications O +in O +head O +and O +neck O +squamous O +cell O +carcinoma O +cell O +lines O +. O + +Results O + +Only O +one O +of O +the O +20 O +cell O +lines O +examined O +appears O +to O +express O +a O +structurally O +normal O +CSMD1 O +transcript O +. O + +The O +rest O +express O +transcripts O +which O +either O +lack O +internal O +exons O +, O +terminate O +abnormally O +or O +initiate O +at O +cryptic O +promoters O +. O + +None O +of O +these O +truncated O +transcripts O +is O +predicted O +to O +encode O +a O +functional O +CSMD1 O +protein O +. O + +Cell O +lines O +that O +express O +little O +or O +no O +CSMD1 O +RNA O +exhibit O +DNA O +methylation O +of O +a O +specific O +region O +of O +the O +CpG O +island O +surrounding O +CSMD1 O +' O +s O +first O +exon O +. O + +Conclusion O + +Correlating O +methylation O +patterns O +and O +expression O +suggests O +that O +it O +is O +modification O +of O +the O +genomic O +DNA O +preceding O +the O +first O +exon O +that O +is O +associated O +with O +gene O +silencing O +and O +that O +methylation O +of O +CpG O +dinucleotides O +further O +3 O +' O +does O +not O +contribute O +to O +inactivation O +of O +the O +gene O +. O + +Taken O +together O +, O +the O +cell O +line O +data O +suggest O +that O +epigenetic O +silencing O +and O +aberrant O +splicing O +rather O +than O +point O +mutations O +may O +be O +contributing O +to O +the O +reduction O +in O +CSMD1 O +expression O +in O +squamous O +cancers O +. O + +These O +mechanisms O +can O +now O +serve O +as O +a O +focus O +for O +further O +analysis O +of O +primary O +squamous O +cancers O +. O + +Background O + +CUB O +and O +Sushi O +Multiple O +Domains O +1 O +( O +CSMD1 O +) O +was O +cloned O +as O +a O +candidate O +tumor O +suppressor O +or O +progression O +gene O +from O +a O +region O +of O +human B +chromosome O +8 O +deleted O +in O +tumors O +of O +the O +upper O +aerodigestive O +tract O +, O +prostate O +, O +ovary O +and O +bladder O +[ O +1 O +- O +7 O +] O +. O + +Deletion O +of O +8p23 O +. O +2 O +or O +reduced O +expression O +of O +CSMD1 O +has O +been O +associated O +with O +poor O +prognosis O +in O +head O +and O +neck O +squamous O +cell O +carcinomas O +and O +in O +prostate O +cancers O +[ O +2 O +, O +5 O +, O +8 O +] O +. O + +CSMD1 O +, O +consisting O +of O +70 O +exons O +spread O +over O +two O +megabases O +of O +8p23 O +. O +2 O +, O +encodes O +a O +rare O +11 O +. O +5 O +kb O +transcript O +most O +abundantly O +expressed O +in O +the O +brain O +[ O +1 O +] O +. O + +It O +is O +the O +founding O +member O +of O +a O +novel O +, O +evolutionarily O +highly O +conserved O +gene O +family O +whose O +proteins O +contain O +multiple O +domains O +thought O +to O +be O +sites O +of O +protein O +- O +protein O +or O +protein O +- O +ligand O +interactions O +and O +whose O +structure O +suggests O +that O +they O +may O +be O +transmembrane O +receptors O +or O +adhesion O +proteins O +[ O +9 O +, O +10 O +] O +. O + +Tumor O +suppressor O +genes O +are O +expected O +to O +be O +inactivated O +in O +cancers O +either O +genetically O +by O +mutations O +or O +epigenetically O +by O +modification O +of O +their O +promoters O +. O + +While O +CSMD1 O +transcripts O +are O +detectable O +in O +upper O +aerodigestive O +tract O +epithelium O +, O +preliminary O +analysis O +of O +several O +head O +and O +neck O +squamous O +cell O +carcinoma O +cell O +lines O +suggested O +that O +CSMD1 O +expression O +was O +lost O +in O +these O +lines O +[ O +1 O +] O +. O + +Although O +the O +region O +containing O +CSMD1 O +is O +frequently O +deleted O +in O +head O +and O +neck O +squamous O +cell O +carcinomas O +and O +prostatic O +adenocarcinomas O +[ O +3 O +, O +11 O +- O +15 O +] O +, O +point O +mutations O +in O +the O +gene O +are O +relatively O +rare O +in O +primary O +squamous O +cancers O +[ O +16 O +] O +and O +in O +squamous O +cell O +carcinoma O +cell O +lines O +( O +Schmidt O +, O +Richter O +and O +Scholnick O +, O +unpublished O +) O +. O + +Nonsense O +or O +splice O +junction O +mutations O +in O +CSMD1 O +have O +not O +been O +reported O +and O +not O +enough O +is O +known O +about O +the O +function O +of O +the O +protein O +to O +accurately O +assess O +the O +effect O +of O +the O +few O +missense O +mutations O +that O +have O +been O +detected O +. O + +Thus O +, O +if O +CSMD1 O +is O +inactivated O +in O +tumors O +, O +alternative O +mechanisms O +for O +gene O +silencing O +must O +be O +operating O +. O + +In O +this O +paper O +, O +we O +demonstrate O +that O +while O +most O +squamous O +cell O +carcinoma O +cell O +lines O +do O +not O +express O +full O +length O +CSMD1 O +transcripts O +, O +nearly O +all O +produce O +abnormal O +transcripts O +unlikely O +to O +encode O +functional O +CSMD1 O +proteins O +. O + +Methylation O +of O +the O +DNA O +preceding O +CSMD1 O +' O +s O +first O +exon O +is O +correlated O +with O +reduction O +in O +the O +level O +of O +expression O +and O +cell O +lines O +expressing O +at O +low O +levels O +do O +not O +appear O +to O +elongate O +the O +full O +11 O +. O +5 O +kb O +transcript O +. O + +Other O +anomalies O +of O +expression O +include O +incorrect O +splicing O +and O +the O +use O +of O +cryptic O +promoters O +. O + +Our O +data O +suggest O +that O +activation O +of O +these O +promoters O +may O +result O +from O +the O +global O +demethylation O +of O +the O +genome O +associated O +with O +tumorigenesis O +( O +reviewed O +by O +Ehrlich O +[ O +17 O +] O +) O +. O + +Taken O +together O +these O +data O +demonstrate O +that O +mechanisms O +other O +than O +point O +mutation O +are O +responsible O +for O +the O +aberrant O +CSMD1 O +expression O +in O +head O +and O +neck O +squamous O +cell O +carcinoma O +cell O +lines O +, O +and O +these O +data O +suggest O +potential O +targets O +for O +further O +investigation O +in O +primary O +tumors O +. O + +Results O + +CSMD1 O +promoter O +methylation O +in O +HNSCC O +cell O +lines O +is O +correlated O +with O +expression O +levels O + +Preliminary O +evidence O +suggested O +that O +CSMD1 O +expression O +is O +lost O +in O +head O +and O +neck O +squamous O +cell O +carcinomas O +[ O +1 O +] O +but O +that O +point O +mutations O +were O +rare O +[ O +[ O +16 O +] O +, O +and O +Schmidt O +, O +Richter O +and O +Scholnick O +, O +unpublished O +] O +. O + +To O +date O +, O +only O +two O +of O +the O +20 O +cell O +lines O +we O +have O +tested O +for O +CSMD1 O +expression O +, O +UPCI O +: O +SCC066 O +and O +PCI O +- O +13 O +, O +express O +large O +transcripts O +initiated O +at O +the O +normal O +CSMD1 O +promoter O +. O + +These O +data O +suggest O +that O +a O +mechanism O +( O +s O +) O +other O +than O +point O +mutation O +must O +be O +responsible O +for O +the O +loss O +of O +expression O +. O + +CSMD1 O +' O +s O +first O +exon O +is O +embedded O +in O +a O +3 O +. O +7 O +kb O +CpG O +island O +( O +data O +from O +the O +UCSC O +genome O +browser O +[ O +18 O +] O +) O +suggesting O +that O +promoter O +methylation O +might O +epigenetically O +silence O +the O +gene O +. O + +To O +test O +this O +hypothesis O +, O +we O +surveyed O +32 O +head O +and O +neck O +cancer O +cell O +lines O +for O +CSMD1 O +promoter O +methylation O +using O +the O +Combined O +Bisulfite O +Restriction O +Analysis O +( O +COBRA O +) O +technique O +described O +by O +Xiong O +and O +Laird O +( O +Methods O +) O +[ O +19 O +] O +. O + +COBRA O +analysis O +of O +the O +three O +amplicons O +diagrammed O +in O +Figure O +1 O +suggested O +that O +28 O +of O +the O +cell O +lines O +( O +87 O +% O +) O +had O +more O +promoter O +methylation O +than O +did O +normal O +upper O +aerodigestive O +epithelium O +( O +data O +not O +shown O +) O +. O + +We O +selected O +nine O +of O +these O +cell O +lines O +for O +high O +resolution O +analysis O +of O +promoter O +methylation O +by O +sequencing O +of O +clones O +from O +bisulfite O +converted O +genomic O +DNA O +. O + +This O +approach O +has O +the O +distinct O +advantage O +of O +allowing O +determination O +of O +the O +state O +of O +all O +the O +CpG O +dinucleotides O +within O +an O +amplicon O +on O +an O +allele O +by O +allele O +basis O +. O + +Amplicons O +1 O +and O +2 O +have O +19 O +and O +20 O +CpG O +dinucleotides O +, O +respectively O +. O + +Amplicon O +3 O +could O +not O +be O +examined O +by O +this O +technique O +because O +it O +is O +unclonable O +after O +bisulfite O +conversion O +. O + +The O +methylation O +data O +were O +correlated O +to O +CSMD1 O +expression O +levels O +as O +measured O +by O +quantitative O +RT O +- O +PCR O +using O +an O +amplicon O +spanning O +exons O +1 O +and O +2 O +( O +Methods O +) O +. O + +A O +pool O +of O +cDNA O +from O +five O +normal O +oropharyngeal O +epithelium O +specimens O +served O +as O +a O +basis O +for O +comparison O +to O +the O +cell O +lines O +. O + +Our O +data O +from O +amplicon O +1 O +demonstrate O +a O +clear O +relationship O +between O +methylation O +and O +the O +level O +of O +expression O +( O +Figure O +2 O +) O +. O + +The O +bisulfite O +sequencing O +data O +confirm O +that O +there O +is O +relatively O +little O +promoter O +methylation O +in O +normal O +tissue O +( O +clones O +1 O +- O +20 O +, O +Figure O +2A O +) O +. O + +This O +is O +also O +the O +case O +in O +cell O +line O +UPCI O +: O +SCC066 O +which O +expresses O +a O +large O +CSMD1 O +transcript O +from O +the O +normal O +promoter O +at O +a O +level O +approximately O +33 O +% O +of O +that O +of O +normal O +tissue O +( O +clones O +32 O +- O +39 O +, O +Figure O +2B O +) O +. O + +PCI O +- O +13 O +, O +our O +highest O +expressing O +line O +at O +125 O +% O +of O +normal O +epithelium O +, O +displays O +two O +distinct O +patterns O +of O +promoter O +methylation O +with O +some O +clones O +heavily O +methylated O +( O +clones O +21 O +- O +24 O +, O +and O +30 O +) O +and O +others O +with O +no O +methylation O +( O +clones O +25 O +- O +39 O +and O +31 O +; O +Figure O +2B O +) O +. O + +This O +pattern O +is O +consistent O +with O +either O +heterozygosity O +for O +methylation O +or O +the O +co O +- O +existence O +of O +2 O +distinct O +populations O +within O +the O +cell O +line O +, O +one O +heavily O +methylated O +and O +one O +unmethylated O +. O + +We O +cannot O +distinguish O +between O +these O +two O +possibilities O +using O +the O +currently O +available O +data O +. O + +The O +remaining O +cell O +lines O +express O +CSMD1 O +at O +a O +level O +half O +that O +of O +UPCI O +: O +SCC066 O +or O +less O +( O +ranging O +from O +17 O +% O +to O +1 O +% O +of O +normal O +epithelium O +) O +and O +they O +exhibit O +considerably O +greater O +methylation O +of O +amplicon O +1 O +( O +clones O +40 O +- O +76 O +, O +Figure O +2C O +) O +. O + +Cell O +lines O +with O +more O +amplicon O +1 O +methylation O +tend O +to O +express O +the O +gene O +at O +lower O +levels O +but O +the O +relationship O +is O +not O +strictly O +quantitative O +( O +Figure O +2C O +) O +. O + +In O +contrast O +, O +our O +data O +revealed O +no O +relationship O +between O +expression O +level O +and O +methylation O +of O +amplicon O +2 O +( O +located O +towards O +the O +3 O +' O +end O +of O +exon O +1 O +, O +Figure O +1 O +) O +. O + +For O +example O +, O +all O +of O +the O +10 O +clones O +of O +amplicon O +2 O +sequenced O +from O +PCI O +- O +13 O +were O +methylated O +at O +19 O +or O +20 O +of O +their O +20 O +CpG O +dinucleotides O +. O + +UPCI O +: O +SCC066 O +, O +on O +the O +other O +hand O +, O +has O +nearly O +no O +methylation O +in O +amplicon O +2 O +with O +only O +a O +single O +methylated O +CpG O +dinucleotide O +detected O +in O +one O +clone O +out O +of O +the O +nine O +sequenced O +. O + +Amplicon O +2 O +ranges O +from O +completely O +unmethylated O +to O +heavily O +methylated O +in O +the O +seven O +remaining O +cell O +lines O +( O +data O +not O +shown O +) O +. O + +Low O +transcript O +levels O +are O +accompanied O +by O +a O +failure O +to O +elongate O +the O +full O +CSMD1 O +transcript O + +On O +the O +surface O +, O +the O +quantitative O +RT O +- O +PCR O +data O +presented O +in O +Figure O +2 O +suggest O +that O +the O +cell O +lines O +we O +consider O +low O +expressing O +might O +still O +have O +up O +to O +17 O +% O +of O +the O +normal O +level O +of O +CSMD1 O +transcript O +. O + +A O +survey O +of O +20 O +cell O +lines O +using O +a O +battery O +of O +RT O +- O +PCR O +primer O +pairs O +located O +throughout O +the O +11 O +. O +5 O +kb O +transcript O +reveals O +that O +this O +is O +not O +the O +case O +. O + +These O +lines O +included O +OKF6 O +- O +TERT1 O +, O +a O +TERT O +immortalized O +, O +p16 O +deficient O +but O +untransformed O +oral O +keratinocyte O +cell O +line O +[ O +20 O +] O +. O + +Our O +data O +suggest O +that O +the O +low O +expressing O +cell O +lines O +shown O +in O +Figure O +2C O +express O +considerably O +more O +of O +the O +5 O +' O +end O +of O +the O +11 O +. O +5 O +kb O +transcript O +than O +they O +do O +exons O +further O +3 O +' O +, O +a O +phenomenon O +well O +illustrated O +by O +cell O +line O +PCI O +- O +100 O +. O + +This O +line O +expresses O +the O +exon O +1 O +/ O +exon O +2 O +amplicon O +at O +approximately O +15 O +% O +of O +the O +level O +of O +normal O +epithelium O +. O + +In O +contrast O +, O +we O +had O +previously O +reported O +that O +CSMD1 O +transcripts O +were O +not O +detectable O +in O +this O +line O +by O +combined O +RT O +- O +PCR O +and O +Southern O +blotting O +using O +three O +sets O +of O +intron O +spanning O +primers O +[ O +1 O +] O +. O + +The O +most O +5 O +' O +of O +those O +amplicons O +spans O +exons O +9 O +through O +26 O +. O + +Analysis O +with O +additional O +primer O +pairs O +resolves O +this O +apparent O +paradox O +by O +demonstrating O +that O +the O +amount O +of O +transcript O +declines O +sharply O +and O +reproducibly O +as O +one O +examines O +progressively O +more O +3 O +' O +exons O +( O +Figure O +3 O +) O +. O + +The O +same O +effect O +is O +seen O +using O +either O +oligo O +- O +dT O +or O +random O +hexamer O +primed O +cDNA O +. O + +No O +transcript O +of O +this O +structure O +has O +been O +detected O +in O +normal O +epithelium O +nor O +have O +we O +detected O +any O +sequence O +alterations O +in O +PCI O +- O +100 O +that O +would O +explain O +why O +the O +full O +transcript O +is O +not O +expressed O +. O + +It O +is O +not O +clear O +whether O +PCI O +- O +100 O +produces O +a O +small O +number O +of O +discrete O +size O +classes O +of O +transcript O +, O +if O +individual O +transcripts O +terminate O +at O +random O +points O +within O +the O +very O +large O +introns O +in O +this O +part O +of O +the O +gene O +( O +the O +first O +10 O +introns O +average O +~ O +150 O +kb O +in O +length O +) O +, O +or O +if O +the O +short O +transcripts O +result O +from O +the O +elevated O +activity O +of O +a O +previously O +undetected O +posttranscriptional O +control O +mechanism O +. O + +Inactivation O +of O +CSMD1 O +by O +aberrant O +splicing O + +Two O +cell O +lines O +, O +UPCI O +: O +SCC066 O +and O +PCI O +- O +13 O +, O +express O +large O +CSMD1 O +transcripts O +initiated O +at O +the O +normal O +promoter O +. O + +Subsequent O +finer O +scale O +analysis O +demonstrates O +that O +PCI O +- O +13 O +' O +s O +transcript O +lacks O +exons O +4 O +and O +5 O +, O +resulting O +in O +a O +frameshift O +- O +induced O +nonsense O +codon O +in O +exon O +6 O +( O +Figure O +4 O +) O +. O + +Sequencing O +of O +the O +PCI O +- O +13 O +RT O +- O +PCR O +product O +demonstrates O +the O +direct O +juxtaposition O +of O +wildtype O +exons O +3 O +and O +6 O +and O +that O +the O +transcript O +contains O +no O +novel O +sequences O +or O +splices O +that O +would O +prevent O +the O +frameshift O +. O + +UPCI O +: O +SCC066 O +produces O +two O +transcripts O +, O +a O +normal O +one O +that O +includes O +exons O +4 O +and O +5 O +and O +another O +that O +lacks O +them O +( O +Figure O +4 O +) O +. O + +RT O +- O +PCR O +of O +human B +fetal O +brain O +cDNA O +reveals O +very O +low O +levels O +of O +an O +RT O +- O +PCR O +product O +corresponding O +in O +size O +to O +that O +expected O +from O +the O +internally O +deleted O +transcript O +. O + +This O +band O +is O +not O +readily O +visible O +at O +the O +exposure O +used O +for O +Figure O +4A O +. O + +We O +have O +not O +detected O +a O +similar O +sized O +PCR O +product O +in O +RNA O +from O +oropharyngeal O +epithelium O +but O +this O +may O +reflect O +the O +fact O +that O +CSMD1 O +transcripts O +are O +~ O +10x O +less O +abundant O +in O +oropharyngeal O +epithelium O +than O +they O +are O +in O +fetal O +brain O +( O +data O +not O +shown O +) O +. O + +The O +transcripts O +lacking O +exons O +4 O +and O +5 O +appear O +to O +result O +from O +aberrant O +splicing O +rather O +than O +somatic O +deletion O +of O +these O +two O +exons O +or O +mutations O +of O +their O +splicing O +consensus O +sequences O +. O + +Exons O +4 O +and O +5 O +can O +be O +amplified O +from O +PCI O +- O +13 O +genomic O +DNA O +and O +sequencing O +of O +those O +PCR O +products O +demonstrates O +that O +both O +their O +coding O +sequences O +and O +consensus O +splice O +sites O +are O +wildtype O +. O + +Activation O +of O +cryptic O +promoters O +in O +cancer O +cell O +lines O + +The O +RT O +- O +PCR O +survey O +revealed O +a O +second O +transcriptional O +anomaly O +exhibited O +by O +4 O +cell O +lines O +: O +SCC9 O +, O +041 O +, O +PCI O +- O +1 O +and O +PCI O +- O +2 O +. O + +Like O +PCI O +- O +100 O +, O +these O +lines O +express O +low O +levels O +of O +the O +very O +5 O +' O +end O +of O +the O +transcript O +and O +even O +lower O +levels O +of O +more O +3 O +' O +exons O +within O +the O +first O +half O +of O +the O +transcript O +. O + +However O +, O +these O +lines O +are O +distinct O +in O +expressing O +higher O +levels O +of O +the O +3 O +' O +half O +of O +the O +transcript O +, O +suggesting O +that O +alternative O +promoters O +in O +the O +middle O +of O +the O +gene O +may O +be O +used O +. O + +SCC9 O +was O +chosen O +for O +further O +study O +because O +it O +expresses O +the O +3 O +' O +half O +of O +the O +transcript O +at O +a O +level O +dramatically O +higher O +than O +normal O +for O +oropharyngeal O +epithelium O +. O + +Northern O +blotting O +detects O +a O +comparatively O +abundant O +6 O +. O +4 O +kb O +truncated O +transcript O +as O +well O +as O +smaller O +amounts O +of O +an O +8 O +. O +7 O +kb O +transcript O +in O +SCC9 O +( O +Figure O +5A O +) O +. O + +The O +other O +three O +cell O +lines O +express O +their O +truncated O +CSMD1 O +transcripts O +at O +lower O +levels O +( O +data O +not O +shown O +) O +. O + +Sequence O +analysis O +of O +CSMD1 O +cDNA O +clones O +from O +SCC9 O +demonstrates O +that O +many O +transcripts O +are O +improperly O +spliced O +, O +resulting O +in O +retention O +of O +intronic O +sequences O +and O +/ O +or O +deletion O +of O +exonic O +sequences O +( O +data O +not O +shown O +) O +. O + +In O +particular O +, O +retention O +of O +sequences O +from O +intron O +40 O +is O +common O +. O + +The O +high O +frequency O +of O +faulty O +splicing O +may O +explain O +the O +broadness O +of O +the O +6 O +. O +4 O +kb O +CSMD1 O +band O +in O +Figure O +5A O +and O +suggests O +that O +the O +8 O +. O +7 O +kb O +transcript O +may O +also O +be O +incompletely O +or O +improperly O +spliced O +. O + +5 O +' O +RACE O +[ O +21 O +] O +reveals O +that O +the O +SCC9 O +message O +is O +initiated O +just O +upstream O +of O +an O +Alu O +element O +in O +intron O +36 O +( O +Figure O +5B O +) O +. O + +Only O +the O +5 O +' O +- O +most O +120 O +base O +pairs O +of O +the O +Alu O +element O +are O +present O +in O +the O +genome O +. O + +RT O +- O +PCR O +using O +a O +forward O +primer O +specific O +for O +the O +novel O +sequences O +of O +the O +SCC9 O +transcript O +( O +prm1904 O +, O +cgtttagttcgacacacttc O +) O +demonstrates O +that O +cell O +lines O +041 O +, O +PCI O +- O +1 O +and O +PCI O +- O +2 O +do O +not O +initiate O +their O +CSMD1 O +transcripts O +at O +the O +same O +point O +, O +suggesting O +that O +other O +cryptic O +promoters O +are O +active O +in O +these O +lines O +. O + +The O +sequence O +of O +this O +novel O +exon O +has O +been O +entered O +in O +Genbank O +as O +accession O +number O +DQ093422 O +. O + +DNA O +methyltransferase O +inhibitors O +activate O +the O +same O +cryptic O +promoter O +used O +in O +cell O +line O +SCC9 O + +Expression O +from O +epigenetically O +silenced O +promoters O +can O +sometimes O +be O +restored O +by O +treatment O +with O +inhibitors O +of O +DNA O +methyltransferase O +or O +histone O +deacetylase O +activity O +( O +[ O +22 O +] O +) O +. O + +We O +selected O +two O +low O +expressing O +cell O +lines O +with O +promoter O +methylation O +, O +UPCI O +: O +SCC104 O +and O +094 O +, O +for O +treatment O +with O +various O +concentrations O +of O +5 O +- O +azacytidine O +or O +5 O +- O +aza O +- O +2 O +' O +- O +deoxycytidine O +( O +5 O +- O +aza O +- O +dC O +) O +as O +well O +as O +combinations O +of O +either O +of O +those O +drugs O +with O +the O +histone O +deacetylase O +inhibitor O +trichostatin O +A O +. O + +These O +treatments O +did O +not O +reactivate O +the O +silenced O +CSMD1 O +promoter O +. O + +COBRA O +analysis O +of O +genomic O +DNA O +from O +the O +treated O +cells O +suggested O +that O +the O +drugs O +did O +not O +robustly O +affect O +methylation O +of O +the O +CSMD1 O +promoter O +even O +at O +levels O +high O +enough O +to O +be O +toxic O +to O +the O +cells O +. O + +These O +experiments O +did O +however O +shed O +light O +on O +the O +cryptic O +promoter O +used O +in O +SCC9 O +cells O +and O +on O +the O +interpretation O +of O +experiments O +using O +methyltransferase O +inhibitors O +. O + +Treatment O +of O +cell O +line O +094 O +with O +relatively O +high O +doses O +of O +5aza O +- O +dC O +results O +in O +the O +expression O +of O +the O +3 O +' O +end O +of O +the O +CSMD1 O +transcript O +. O + +This O +transcript O +was O +not O +detected O +in O +control O +094 O +cells O +undergoing O +mock O +drug O +treatment O +( O +Figure O +6 O +) O +nor O +was O +it O +detected O +in O +094 O +cells O +growing O +under O +normal O +culture O +conditions O +( O +data O +not O +shown O +) O +. O + +RT O +- O +PCR O +of O +cDNA O +from O +drug O +- O +treated O +094 O +cells O +using O +the O +primer O +developed O +from O +the O +novel O +5 O +' O +exon O +of O +SCC9 O +' O +s O +truncated O +transcript O +( O +prm1904 O +, O +see O +above O +) O +yielded O +a O +product O +identical O +in O +size O +to O +that O +amplified O +from O +SCC9 O +cDNA O +( O +Figure O +6 O +) O +. O + +The O +identity O +of O +the O +product O +was O +confirmed O +by O +DNA O +sequencing O +which O +also O +revealed O +that O +the O +drug O +- O +induced O +094 O +transcript O +was O +more O +faithfully O +spliced O +than O +the O +transcript O +expressed O +in O +SCC9 O +( O +data O +not O +shown O +) O +. O + +Discussion O + +Our O +data O +clearly O +demonstrate O +that O +expression O +of O +normal O +CSMD1 O +transcripts O +is O +rare O +in O +head O +and O +neck O +squamous O +cell O +carcinoma O +cell O +lines O +. O + +Of O +the O +HNSCC O +cell O +lines O +examined O +, O +only O +UPCI O +: O +SCC066 O +appears O +to O +express O +a O +normal O +transcript O +from O +the O +expected O +promoter O +. O + +Even O +that O +cell O +line O +produces O +a O +second O +species O +of O +aberrantly O +spliced O +transcript O +lacking O +internal O +exons O +. O + +Our O +data O +suggest O +that O +epigenetic O +modification O +of O +the O +DNA O +5 O +' O +of O +the O +transcription O +start O +site O +may O +contribute O +to O +the O +down O +- O +regulation O +of O +CSMD1 O +. O + +In O +addition O +, O +a O +low O +level O +of O +expression O +appears O +to O +be O +associated O +with O +production O +of O +prematurely O +terminated O +transcripts O +. O + +This O +degree O +of O +complexity O +might O +be O +expected O +from O +a O +2 O +megabase O +, O +70 O +exon O +gene O +. O + +Methylation O +of O +a O +specific O +region O +of O +the O +CpG O +island O +, O +- O +395 O +to O +- O +112 O +bp O +relative O +to O +the O +transcriptional O +start O +site O +( O +amplicon O +1 O +) O +, O +appears O +to O +be O +correlated O +with O +the O +activity O +of O +the O +normal O +CSMD1 O +promoter O +. O + +In O +contrast O +, O +methylation O +of O +amplicon O +2 O +, O +located O +within O +the O +first O +exon O +, O +shows O +no O +such O +relationship O +. O + +Our O +data O +suggest O +that O +the O +relationship O +between O +the O +amount O +of O +methylation O +in O +amplicon O +1 O +and O +the O +level O +of O +expression O +may O +not O +be O +strictly O +quantitative O +. O + +Differences O +between O +cell O +lines O +with O +amplicon O +1 O +methylation O +could O +arise O +through O +a O +number O +of O +mechanisms O +, O +for O +example O +, O +variations O +in O +the O +levels O +of O +transcription O +factors O +between O +cell O +lines O +. O + +In O +cases O +where O +there O +is O +considerable O +heterogeneity O +in O +the O +methylation O +pattern O +within O +a O +cell O +line O +like O +PCI O +- O +100 O +, O +alleles O +with O +less O +methylation O +may O +be O +expressed O +at O +higher O +levels O +than O +those O +more O +heavily O +methylated O +( O +compare O +clones O +51 O +and O +52 O +to O +clone O +58 O +in O +Figure O +2C O +) O +. O + +Alternatively O +, O +the O +presence O +of O +methylation O +in O +amplicon O +1 O +could O +be O +a O +qualitative O +but O +not O +strictly O +quantitative O +indicator O +of O +methylation O +of O +a O +critical O +segment O +of O +the O +promoter O +not O +discovered O +in O +this O +study O +. O + +The O +normal O +CSMD1 O +promoter O +was O +not O +reactivated O +by O +drugs O +that O +inhibit O +DNA O +methyltransferases O +and O +histone O +deacetylases O +, O +nor O +did O +the O +drugs O +abolish O +CSMD1 O +promoter O +methylation O +, O +even O +at O +toxic O +doses O +. O + +Not O +all O +genes O +with O +promoter O +methylation O +respond O +to O +such O +treatments O +[ O +23 O +] O +. O + +These O +drug O +treatments O +did O +, O +however O +, O +provide O +a O +potential O +explanation O +for O +the O +use O +of O +a O +normally O +cryptic O +promoter O +by O +cell O +line O +SCC9 O +. O + +The O +CSMD1 O +transcript O +in O +this O +line O +is O +initiated O +near O +a O +partial O +Alu O +element O +. O + +5 O +- O +aza O +- O +dC O +treatment O +of O +cell O +line O +094 O +activates O +the O +same O +cryptic O +promoter O +. O + +This O +suggests O +that O +cryptic O +promoters O +may O +be O +naturally O +activated O +by O +general O +hypomethylation O +of O +the O +genome O +in O +cancer O +cells O +and O +the O +subsequent O +release O +of O +repetitive O +elements O +from O +epigenetic O +repression O +( O +reviewed O +by O +Ehrlich O +[ O +17 O +] O +) O +. O + +The O +SCC9 O +transcript O +does O +not O +appear O +to O +encode O +a O +functional O +protein O +but O +, O +with O +a O +very O +large O +gene O +like O +CSMD1 O +, O +there O +is O +a O +potential O +for O +some O +abnormally O +initiated O +transcripts O +to O +encode O +truncated O +proteins O +with O +dominant O +negative O +properties O +. O + +The O +second O +ramification O +of O +this O +finding O +is O +for O +the O +interpretation O +of O +data O +obtained O +by O +treating O +cells O +with O +methyltransferase O +inhibitors O +. O + +Detection O +of O +CSMD1 O +transcripts O +solely O +with O +primers O +mapping O +to O +the O +3 O +' O +end O +of O +the O +gene O +could O +have O +been O +erroneously O +interpreted O +as O +representing O +reactivation O +of O +the O +normal O +promoter O +. O + +It O +seems O +imperative O +that O +such O +experiments O +demonstrate O +that O +transcripts O +detected O +after O +drug O +treatment O +are O +actually O +initiated O +at O +the O +normal O +promoter O +. O + +Aberrant O +splicing O +also O +appears O +to O +play O +a O +role O +in O +the O +production O +of O +defective O +CSMD1 O +transcripts O +. O + +Loss O +of O +splicing O +fidelity O +has O +been O +proposed O +as O +a O +characteristic O +of O +cancer O +cells O +[ O +24 O +, O +25 O +] O +and O +this O +would O +be O +consistent O +with O +the O +variety O +of O +misspliced O +transcripts O +we O +detected O +from O +SCC9 O +. O + +However O +, O +the O +removal O +of O +exons O +4 O +and O +5 O +from O +the O +CSMD1 O +transcript O +in O +PCI O +- O +13 O +may O +reflect O +a O +more O +specific O +phenomenon O +than O +a O +general O +inability O +to O +splice O +large O +introns O +; O +this O +line O +is O +still O +capable O +of O +splicing O +large O +introns O +as O +evidenced O +by O +its O +successful O +splicing O +of O +exon O +3 O +to O +exon O +6 O +, O +eliminating O +an O +intron O +of O +over O +666 O +kb O +. O + +The O +failure O +to O +include O +exons O +4 O +and O +5 O +may O +be O +due O +to O +inactivation O +of O +a O +splicing O +enhancer O +in O +intron O +3 O +, O +or O +to O +less O +efficient O +splicing O +due O +to O +the O +fact O +that O +exons O +4 O +and O +5 O +do O +not O +begin O +with O +the O +consensus O +G O +residue O +( O +Figure O +4B O +) O +[ O +26 O +] O +. O + +Conclusion O + +Taken O +together O +, O +our O +data O +suggest O +that O +CSMD1 O +function O +is O +lost O +in O +head O +and O +neck O +squamous O +cell O +carcinoma O +cell O +lines O +through O +a O +variety O +of O +mechanisms O +other O +than O +point O +mutagenesis O +. O + +Epigenetic O +modifications O +of O +amplicon O +1 O +and O +defective O +splicing O +appear O +to O +be O +fruitful O +areas O +to O +explore O +in O +primary O +head O +and O +neck O +squamous O +cancers O +. O + +Methods O + +Cell O +lines O +and O +tissue O +samples O + +DNA O +from O +HNSCC O +cell O +lines O +UMSCC9 O +, O +UMSCC35 O +, O +UMSCC37 O +, O +UMSCC38 O +, O +UMSCC45 O +, O +UMSCC49 O +, O +UMSCC65 O +, O +UMSCC68 O +, O +and O +UMSCC76 O +was O +provided O +by O +Dr O +. O +Thomas O +Carey O +, O +University O +of O +Michigan O +[ O +27 O +] O +. O + +Dr O +. O +Ruud O +Brakenhoff O +, O +Vrije O +Universitat O +, O +provided O +cell O +lines O +040 O +, O +041 O +, O +and O +094 O +[ O +28 O +] O +; O +Dr O +. O +Theresa O +Whiteside O +, O +University O +of O +Pittsburgh O +, O +provided O +cell O +lines O +PCI O +- O +1 O +, O +PCI O +- O +2 O +, O +PCI O +- O +4B O +, O +PCI O +- O +13 O +, O +PCI O +- O +30 O +, O +PCI O +- O +50 O +, O +PCI O +- O +51 O +, O +PCI O +- O +52 O +, O +PCI O +- O +100 O +[ O +29 O +] O +, O +SCC4 O +, O +SCC9 O +[ O +30 O +, O +31 O +] O +, O +and O +UPCI O +: O +SCC068 O +, O +UPCI O +: O +SCC74 O +, O +UPCI O +: O +SCC104 O +, O +UPCI O +: O +SCC182 O +, O +UPCI O +: O +SCC203 O +, O +and O +UPCI O +: O +SCC220 O +[ O +developed O +by O +Dr O +. O +Susanne O +Gollin O +, O +University O +of O +Pittsburgh O +, O +32 O +] O +. O + +Dr O +. O +Gollin O +provided O +cell O +lines O +UPCI O +: O +SCC056 O +, O +UPCI O +: O +SCC066 O +, O +and O +UPCI O +: O +SCC114 O +[ O +14 O +, O +16 O +, O +32 O +] O +. O + +The O +immortal O +but O +untransformed O +keratinocyte O +line O +OKF6 O +- O +TERT1 O +was O +obtained O +from O +Dr O +. O +James O +Rheinwald O +, O +Harvard O +University O +[ O +20 O +] O +. O + +Normal O +oropharyngeal O +epithelium O +was O +isolated O +from O +discarded O +tissue O +from O +uvulopalatopharyngop O +( O +UPPP O +) O +collected O +anonymously O +with O +the O +approval O +of O +the O +Washington O +University O +Human B +Studies O +Committee O +. O + +Cell O +Culture O +and O +Tissue O +Preparation O + +Squamous O +cell O +carcinoma O +cell O +lines O +were O +grown O +in O +DMEM O +or O +DMEM O +: O +F O +- O +12 O +, O +1 O +: O +1 O +Mixture O +( O +BioWhittaker O +) O +containing O +10 O +% O +fetal O +bovine B +serum O +( O +Sigma O +) O +. O + +DMEM O +medium O +was O +supplemented O +with O +1X O +MEM O +Nonessential O +Amino O +Acids O +( O +BioWhittaker O +) O +. O + +Upper O +aerodigestive O +tract O +epithelium O +was O +separated O +from O +the O +rest O +of O +the O +UPPP O +specimen O +by O +digestion O +with O +Dispase O +II O +( O +Roche O +) O +using O +a O +protocol O +adapted O +from O +Oda O +and O +Watson O +[ O +33 O +] O +. O + +Nucleic O +acid O +preparation O +and O +bisulfite O +conversion O + +Genomic O +DNA O +was O +isolated O +by O +using O +either O +Nucleospin O +Tissue O +kits O +( O +Clontech O +) O +, O +QIAamp O +DNA O +Blood O +Mini O +kits O +( O +Qiagen O +) O +or O +Trizol O +( O +Invitrogen O +) O +according O +to O +the O +manufacturers O +' O +instructions O +. O + +Total O +RNA O +isolation O +, O +synthesis O +of O +first O +strand O +cDNA O +, O +RT O +- O +PCR O +and O +5 O +' O +RACE O +PCR O +were O +performed O +essentially O +as O +previously O +described O +[ O +1 O +] O +. O + +Poly O +- O +A O ++ O +RNA O +for O +Northern O +blotting O +was O +selected O +from O +total O +RNA O +using O +Oligotex O +beads O +( O +Qiagen O +) O +. O + +Northern O +blotting O +and O +hybridization O +were O +performed O +as O +previously O +described O +[ O +1 O +] O +. O + +cDNA O +synthesis O +was O +primed O +using O +oligo O +dT O +or O +random O +primers O +and O +extended O +by O +either O +Thermoscript O +or O +Superscript O +III O +reverse O +transcriptase O +( O +Invitrogen O +) O +. O + +PCR O +was O +run O +in O +Perkin O +- O +Elmer O +480 O +or O +Applied O +Biosystems O +9700 O +thermal O +cyclers O +for O +35 O +cycles O +unless O +otherwise O +noted O +. O + +Images O +of O +ethidium O +bromide O +stained O +gels O +were O +captured O +with O +a O +Gel O +- O +Doc O +imaging O +station O +( O +Biorad O +) O +. O + +Quantitative O +PCR O +was O +run O +in O +an O +Applied O +Biosystems O +5700 O +thermal O +cycler O +using O +SYBR O +Green O +Master O +Mix O +( O +Applied O +Biosystems O +) O +. O + +Primers O +prm2426 O +( O +gtgtggagtatctgcagaca O +) O +and O +prm2427 O +( O +ctggactaagcctccacagt O +) O +were O +used O +to O +amplify O +a O +132 O +base O +segment O +spanning O +CSMD1 O +' O +s O +first O +and O +second O +exons O +. O + +An O +amplicon O +from O +human B +18S O +RNA O +was O +used O +as O +a O +basis O +for O +comparisons O +across O +cell O +lines O +( O +primers O +prm2396 O +, O +ttcggaactgaggccatgat O +and O +prm2397 O +, O +tttcgctctggtccgtcttg O +) O +. O + +Calculations O +were O +performed O +using O +the O +Delta O +Delta O +Ct O +method O +in O +GeneAmp O +5700 O +SDS O +software O +( O +version O +1 O +. O +3 O +) O +and O +Microsoft O +Excel O +. O + +Quantitation O +was O +based O +on O +the O +average O +values O +obtained O +from O +duplicate O +reactions O +. O + +The O +level O +of O +CSMD1 O +expression O +in O +normal O +oropharyngeal O +epithelium O +was O +determined O +from O +pooled O +cDNA O +from O +five O +UPPP O +specimens O +. O + +We O +used O +the O +CpGenome O +DNA O +Modification O +kit O +( O +Intergen O +) O +for O +bisulfite O +conversion O +of O +the O +genomic O +DNA O +according O +to O +the O +manufacturer O +' O +s O +protocol O +, O +with O +the O +following O +exception O +. O + +Incubation O +of O +the O +conversion O +reaction O +was O +carried O +out O +in O +a O +thermal O +cycler O +for O +six O +cycles O +each O +consisting O +of O +three O +minutes O +at O +94 O +degrees O +C O +followed O +by O +three O +hours O +at O +50 O +degrees O +C O +( O +Christina O +Menke O +and O +Paul O +Goodfellow O +, O +personal O +communication O +) O +. O + +Analysis O +of O +CSMD1 O +Promoter O +Methylation O + +Methylation O +of O +three O +segments O +of O +the O +CSMD1 O +CpG O +island O +was O +examined O +using O +the O +Combined O +Bisulfite O +Restriction O +Analysis O +technique O +( O +COBRA O +) O +[ O +19 O +] O +. O + +All O +three O +segments O +were O +amplified O +by O +using O +the O +nested O +primers O +and O +PCR O +conditions O +listed O +in O +Table O +1 O +. O + +Amplicon O +1 O +extends O +from O +- O +395 O +to O +- O +112 O +bp O +, O +amplicon O +2 O +from O ++ O +175 O +to O ++ O +396 O +bp O +, O +and O +amplicon O +3 O +from O ++ O +398 O +to O ++ O +718 O +bp O +relative O +to O +the O +first O +base O +of O +the O +transcript O +. O + +A O +small O +region O +surrounding O +the O +transcription O +start O +site O +( O +- O +111 O +to O ++ O +174 O +bp O +) O +could O +not O +be O +examined O +because O +no O +PCR O +primers O +could O +be O +designed O +from O +its O +extremely O +GC O +- O +rich O +sequence O +. O + +The O +first O +round O +PCR O +used O +2 O +mu O +l O +of O +bisulfite O +converted O +genomic O +DNA O +in O +a O +final O +volume O +of O +10 O +mu O +l O +. O + +Subsequent O +amplifications O +with O +nested O +primers O +used O +4 O +mu O +l O +of O +first O +round O +product O +as O +template O +in O +reactions O +with O +a O +final O +volume O +of O +20 O +mu O +l O +. O + +All O +PCR O +was O +carried O +out O +for O +35 O +cycles O +. O + +A O +portion O +of O +the O +second O +round O +PCR O +product O +was O +run O +on O +a O +1 O +. O +5 O +% O +agarose O +gel O +, O +stained O +with O +ethidium O +bromide O +, O +and O +quantified O +using O +the O +ImageQuant O +software O +package O +( O +v1 O +. O +2 O +for O +Macintosh O +, O +Molecular O +Dynamics O +) O +so O +that O +equal O +amounts O +of O +each O +could O +be O +used O +in O +restriction O +digests O +. O + +Restriction O +digests O +for O +COBRA O +were O +performed O +with O +either O +BstU O +I O +or O +Taq O +alpha O +I O +( O +5 O +or O +10 O +units O +per O +reaction O +, O +respectively O +; O +New O +England O +Biolabs O +) O +for O +4 O +hours O +in O +a O +final O +volume O +of O +10 O +mu O +l O +. O + +Taq O +alpha O +I O +digests O +were O +performed O +only O +when O +no O +methylation O +was O +detected O +with O +BstU O +I O +. O + +BstU O +I O +digests O +also O +included O +an O +internal O +control O +DNA O +fragment O +to O +confirm O +complete O +digestion O +. O + +This O +DNA O +fragment O +contains O +a O +single O +BstU O +I O +site O +and O +was O +amplified O +from O +a O +cloned O +CSMD1 O +cDNA O +using O +primers O +prm2020 O +( O +agatcccccagtgtctccct O +) O +and O +prm2021 O +( O +actgctggtgccgtggtaat O +) O +. O + +The O +control O +PCR O +product O +is O +1019 O +bp O +long O +and O +is O +digested O +to O +two O +fragments O +of O +605 O +and O +414 O +bp O +by O +BstU O +I O +. O + +Digestion O +products O +were O +fractionated O +on O +a O +10 O +% O +polyacrylamide O +gel O +, O +stained O +with O +ethidium O +bromide O +, O +and O +visualized O +with O +a O +Gel O +- O +Doc O +video O +imaging O +workstation O +( O +Bio O +- O +Rad O +) O +. O + +High O +resolution O +analysis O +of O +methylation O +was O +performed O +by O +sequence O +analysis O +of O +individual O +clones O +from O +amplicons O +1 O +and O +2 O +. O + +DNA O +from O +amplicon O +3 O +proved O +unclonable O +and O +gel O +electrophoresis O +suggests O +that O +its O +very O +AT O +rich O +sequence O +results O +in O +a O +bent O +DNA O +configuration O +. O + +PCR O +products O +were O +purified O +using O +the O +Nucleospin O +Extraction O +columns O +( O +Clontech O +) O +and O +inserted O +into O +the O +pCR2 O +. O +1 O +- O +TOPO O +vector O +using O +the O +TOPO O +TA O +Cloning O +kit O +( O +Invitrogen O +) O +according O +to O +the O +manufacturer O +' O +s O +instructions O +. O + +Plasmid O +DNA O +from O +individual O +colonies O +was O +isolated O +using O +the O +Nucleospin O +Plus O +Plasmid O +Miniprep O +kit O +( O +Clontech O +) O +and O +sequenced O +with O +a O +reverse O +vector O +primer O +( O +agcggataacaatttcacac O +) O +using O +fluorescence O +based O +sequencing O +with O +Big O +Dye O +Terminator O +mix O +( O +Applied O +Biosystems O +) O +. O + +Treatment O +of O +cultured O +cells O +with O +DNA O +methyltransferase O +inhibitors O + +Cell O +line O +094 O +was O +treated O +with O +5 O +- O +aza O +- O +2 O +' O +- O +deoxycytidine O +( O +5aza O +- O +dC O +) O +( O +Sigma O +) O +dissolved O +in O +DMSO O +. O + +Two O +100 O +mm O +cell O +culture O +dishes O +containing O +5 O +x O +105 O +cells O +were O +established O +for O +each O +of O +the O +drug O +concentrations O +tested O +. O + +Cells O +were O +grown O +for O +72 O +hours O +in O +media O +containing O +DMEM O +: O +F O +- O +12 O +, O +1 O +: O +1 O +Mixture O +( O +BioWhittaker O +) O +with O +1X O +MEM O +Nonessential O +Amino O +Acids O +( O +BioWhittaker O +) O +and O +10 O +% O +fetal O +bovine B +serum O +and O +then O +switched O +to O +media O +containing O +5aza O +- O +dC O +at O +concentrations O +of O +0 O +mu O +m O +, O +5 O +mu O +M O +, O +25 O +mu O +M O +, O +or O +100 O +mu O +M O +. O + +Cells O +were O +fed O +daily O +for O +4 O +- O +5 O +days O +and O +then O +both O +plates O +were O +harvested O +in O +3 O +ml O +of O +Trizol O +( O +Invitrogen O +) O +for O +isolation O +of O +RNA O +and O +DNA O +according O +to O +the O +manufacturer O +' O +s O +instructions O +. O + +RT O +- O +PCR O +used O +for O +detection O +of O +CSMD1 O +transcripts O +in O +these O +treated O +cells O +was O +run O +for O +40 O +cycles O +. O + +Abbreviations O + +5aza O +- O +dC O += O +5 O +- O +aza O +- O +2 O +' O +deoxycytidine O +, O +COBRA O += O +Combined O +Bisulfite O +Restriction O +Analysis O +, O +CSMD1 O += O +Cub O +and O +sushi O +multiple O +domains O +1 O +, O +HNSCC O += O +head O +& O +neck O +squamous O +cell O +carcinoma O +, O +RT O +- O +PCR O += O +reverse O +transcription O +- O +polymerase O +chain O +reaction O +, O +SCC O += O +squamous O +cell O +carcinoma O +, O +UPPP O += O +uvulopalatopharyngop O +. O + +Competing O +interests O + +The O +author O +( O +s O +) O +declare O +that O +they O +have O +no O +competing O +interests O + +Authors O +' O +contributions O + +TMR O +performed O +the O +DNA O +methylation O +analysis O +, O +and O +parts O +of O +the O +transcript O +survey O +. O + +BDT O +cloned O +and O +characterized O +the O +novel O +first O +exon O +expressed O +in O +cell O +line O +SCC9 O +. O + +SBS O +performed O +parts O +of O +the O +transcript O +survey O +and O +characterized O +the O +deletion O +of O +exons O +4 O +and O +5 O +in O +PCI O +- O +13 O +. O + +All O +three O +authors O +participated O +in O +the O +analysis O +of O +the O +data O +and O +in O +the O +writing O +of O +the O +manuscript O +. O + +Plasma O +D O +- O +dimer O +concentration O +in O +patients B +with O +systemic O +sclerosis O + +Abstract O + +Background O + +Systemic O +sclerosis O +( O +SSc O +) O +is O +an O +autoimmune O +disorder O +of O +the O +connective O +tissue O +characterized O +by O +widespread O +vascular O +lesions O +and O +fibrosis O +. O + +Little O +is O +known O +so O +far O +on O +the O +activation O +of O +the O +hemostatic O +and O +fibrinolytic O +systems O +in O +SSc O +, O +and O +most O +preliminary O +evidences O +are O +discordant O +. O + +Methods O + +To O +verify O +whether O +SSc O +patients B +might O +display O +a O +prothrombotic O +condition O +, O +plasma O +D O +- O +dimer O +was O +assessed O +in O +28 O +consecutive O +SSc O +patients B +and O +in O +33 O +control O +subjects O +, O +matched O +for O +age O +, O +sex O +and O +environmental O +habit O +. O + +Results O +and O +discussion O + +When O +compared O +to O +healthy O +controls O +, O +geometric O +mean O +and O +95 O +% O +confidence O +interval O +( O +IC95 O +% O +) O +of O +plasma O +D O +- O +dimer O +were O +significantly O +increased O +in O +SSc O +patients B +( O +362 O +ng O +/ O +mL O +, O +IC O +95 O +% O +: O +361 O +- O +363 O +ng O +/ O +mL O +vs O +229 O +ng O +/ O +mL O +, O +IC95 O +% O +: O +228 O +- O +231 O +ng O +/ O +mL O +, O +p O += O +0 O +. O +005 O +) O +. O + +After O +stratifying O +SSc O +patients B +according O +to O +disease O +subset O +, O +no O +significant O +differences O +were O +observed O +between O +those O +with O +limited O +cutaneous O +pattern O +and O +controls O +, O +whereas O +patients B +with O +diffuse O +cutaneous O +pattern O +displayed O +substantially O +increased O +values O +. O + +No O +correlation O +was O +found O +between O +plasma O +D O +- O +dimer O +concentration O +and O +age O +, O +sex O +, O +autoantibody O +pattern O +, O +serum O +creatinine O +, O +erythrosedimentation O +rate O +, O +nailfold O +videocapillaroscopic O +pattern O +and O +pulmonary O +involvement O +. O + +Conclusion O + +We O +demonstrated O +that O +SSc O +patients B +with O +diffuse O +subset O +are O +characterized O +by O +increased O +plasma O +D O +- O +dimer O +values O +, O +reflecting O +a O +potential O +activation O +of O +both O +the O +hemostatic O +and O +fibrinolytic O +cascades O +, O +which O +might O +finally O +predispose O +these O +patients B +to O +thrombotic O +complications O +. O + +Background O + +Systemic O +sclerosis O +( O +SSc O +) O +is O +an O +autoimmune O +disorder O +of O +the O +connective O +tissue O +characterized O +by O +widespread O +vascular O +lesions O +and O +fibrosis O +. O + +In O +SSc O +, O +vasospasm O +causes O +frequent O +episodes O +of O +reperfusion O +injury O +and O +free O +radical O +- O +mediated O +endothelial O +dysfunction O +, O +which O +might O +finally O +influence O +the O +onset O +of O +local O +thrombotic O +complications O +. O + +The O +characteristic O +vascular O +involvement O +affects O +primarily O +small O +arteries O +and O +capillaries O +, O +causing O +reduced O +blood O +flow O +and O +tissue O +ischemia O +and O +supporting O +the O +typical O +clinical O +manifestations O +of O +this O +unique O +autoimmune O +disorder O +[ O +1 O +] O +. O + +However O +, O +mechanisms O +involved O +in O +the O +endothelial O +injury O +are O +as O +yet O +elusive O +and O +most O +biochemical O +evidences O +are O +often O +inconclusive O +or O +controversial O +. O + +Some O +earlier O +investigations O +suggested O +that O +SSc O +patients B +might O +be O +characterized O +by O +a O +procoagulant O +state O +, O +reporting O +depressed O +basal O +and O +stimulated O +fibrinolytic O +activity O +, O +while O +others O +studies O +have O +reported O +normal O +plasma O +fibrinolytic O +activity O +and O +normal O +skin O +and O +plasma O +tissue O +plasminogen O +activator O +( O +tPA O +) O +levels O +[ O +2 O +- O +4 O +] O +. O + +It O +has O +been O +also O +reported O +that O +the O +lack O +of O +a O +consistent O +and O +homogenous O +increase O +of O +some O +fibrinolytic O +markers O +, O +in O +the O +presence O +of O +normal O +levels O +of O +antithrombin O +, O +might O +indirectly O +highlight O +an O +impairment O +of O +the O +heparan O +sulphate O +- O +antithrombin O +system O +, O +which O +would O +finally O +promote O +thrombin O +generation O +[ O +3 O +] O +. O + +Conversely O +, O +Cerinic O +and O +colleagues O +provided O +evidence O +that O +fibrinolysis O +might O +be O +impaired O +in O +SSc O +, O +as O +shown O +by O +reduced O +D O +- O +dimer O +and O +decreased O +levels O +of O +plasminogen O +activator O +inhibitor O +[ O +4 O +] O +. O + +In O +synthesis O +, O +there O +are O +no O +conclusive O +evidences O +on O +the O +activity O +of O +the O +hemostatic O +and O +fibrinolytic O +pathways O +in O +SSc O +so O +far O +. O + +D O +- O +dimer O +, O +a O +breakdown O +product O +of O +cross O +- O +linked O +fibrin O +, O +was O +proven O +useful O +for O +the O +diagnostic O +evaluation O +of O +several O +thrombotic O +disorders O +. O + +Moreover O +, O +an O +increased O +D O +- O +dimer O +value O +in O +plasma O +is O +a O +reliable O +marker O +of O +a O +systemic O +prothrombotic O +state O +, O +likely O +superior O +to O +alternative O +fibrinolytic O +markers O +, O +and O +its O +measurement O +might O +be O +helpful O +in O +predicting O +or O +preventing O +thrombotic O +events O +in O +the O +single O +patient B +[ O +5 O +] O +. O + +Therefore O +, O +to O +investigate O +whether O +SSc O +patients B +might O +be O +characterized O +by O +a O +potential O +prothrombotic O +condition O +, O +plasma O +D O +- O +dimer O +vales O +were O +measured O +in O +a O +subset O +of O +SSc O +patients B +, O +compared O +with O +those O +of O +a O +healthy O +matched O +control O +population O +and O +further O +associated O +with O +SSc O +disease O +subset O +. O + +Methods O + +Plasma O +D O +- O +dimer O +was O +measured O +in O +28 O +consecutive O +SSc O +patients B +( O +2 O +males O +and O +26 O +females O +; O +mean O +age O +50 O ++ O +/ O +- O +15 O +years O +, O +17 O +with O +limited O +and O +11 O +with O +diffuse O +disease O +patterns O +) O +, O +who O +fulfilled O +the O +American O +Rheumatism O +Association O +' O +s O +criteria O +for O +the O +diagnosis O +of O +SSc O +[ O +6 O +] O +and O +in O +33 O +control O +subjects O +, O +matched O +for O +age O +( O +48 O ++ O +/ O +- O +13 O +years O +) O +, O +sex O +( O +3 O +males O +, O +30 O +females O +) O +and O +environmental O +habit O +, O +recruited O +among O +healthy O +hospital O +personnel O +. O + +Samples O +were O +collected O +in O +the O +morning O +; O +all O +subjects O +were O +in O +a O +fasted O +state O +. O + +The O +research O +was O +carried O +out O +according O +to O +the O +principles O +of O +the O +Declaration O +of O +Helsinki O +and O +an O +informed O +consent O +for O +testing O +was O +received O +from O +all O +individuals O +recruited O +to O +the O +study O +. O + +Blood O +was O +collected O +after O +an O +overnight O +fast O +into O +siliconized O +vacuum O +tubes O +, O +containing O +0 O +. O +105 O +mol O +/ O +l O +sodium O +citrate O +( O +Becton O +- O +Dickinson O +, O +Oxford O +, O +UK O +) O +. O + +Samples O +were O +gently O +mixed O +and O +centrifuged O +for O +10 O +min O +at O +15 O +degrees O +C O +at O +1500 O +x O +g O +; O +plasma O +was O +separated O +and O +stored O +in O +aliquots O +at O +- O +70 O +degrees O +C O +until O +measurement O +. O + +Plasma O +D O +- O +dimer O +was O +measured O +employing O +Vidas O +DD O +, O +a O +rapid O +and O +quantitative O +automated O +enzyme O +linked O +immunosorbent O +assay O +with O +fluorescent O +detection O +, O +on O +the O +Mini O +Vidas O +immunoanalyzer O +( O +bioMerieux O +, O +Marcy O +l O +' O +Etoile O +, O +France O +) O +. O + +Analytical O +imprecision O +, O +expressed O +in O +terms O +of O +mean O +inter O +- O +assay O +coefficient O +of O +variation O +( O +CV O +) O +, O +was O +quoted O +by O +the O +manufacturer O +as O +being O +lower O +than O +5 O +% O +. O + +Significance O +of O +differences O +between O +samples O +was O +assessed O +, O +following O +logarithmic O +conversion O +of O +data O +, O +by O +parametric O +tests O +( O +Student O +' O +s O +t O +- O +test O +, O +ANOVA O +test O +, O +Pearson O +' O +s O +correlation O +) O +; O +the O +level O +of O +statistical O +significance O +was O +set O +at O +p O +< O +0 O +. O +05 O +. O + +Results O +and O +discussion O + +When O +compared O +to O +healthy O +controls O +, O +geometric O +mean O +and O +95 O +% O +confidence O +interval O +( O +IC95 O +% O +) O +of O +plasma O +D O +- O +dimer O +concentration O +appeared O +significantly O +increased O +in O +SSc O +patients B +( O +362 O +ng O +/ O +mL O +, O +IC O +95 O +% O +: O +361 O +- O +363 O +ng O +/ O +mL O +vs O +229 O +ng O +/ O +mL O +, O +IC95 O +% O +: O +228 O +- O +231 O +ng O +/ O +mL O +, O +p O += O +0 O +. O +005 O +) O +. O + +After O +stratifying O +SSc O +patients B +according O +to O +disease O +subset O +, O +no O +significant O +differences O +were O +observed O +between O +those O +with O +limited O +cutaneous O +pattern O +( O +lcSSc O +) O +and O +controls O +( O +geometric O +mean O +plasma O +D O +- O +dimer O +: O +283 O +ng O +/ O +mL O +, O +IC95 O +% O +: O +282 O +- O +285 O +ng O +/ O +mL O +; O +p O += O +0 O +. O +61 O +) O +, O +whereas O +patients B +with O +diffuse O +cutaneous O +pattern O +( O +dcSSc O +) O +displayed O +substantially O +increased O +values O +( O +geometric O +mean O +plasma O +D O +- O +dimer O +: O +538 O +ng O +/ O +mL O +, O +IC95 O +% O +: O +536 O +- O +539 O +ng O +/ O +mL O +; O +p O +< O +0 O +. O +001 O +) O +. O + +Additionally O +, O +patients B +with O +active O +disease O +, O +as O +evaluated O +according O +to O +the O +European O +Scleroderma O +Study O +Group O +criteria O +[ O +7 O +] O +, O +displayed O +higher O +D O +- O +dimer O +levels O +as O +compared O +to O +patients B +with O +inactive O +disease O +( O +p O += O +0 O +. O +027 O +) O +. O + +As O +further O +shown O +in O +table O +1 O +, O +D O +- O +dimer O +concentration O +correlated O +significantly O +with O +the O +modified O +Rodnan O +total O +skin O +score O +( O +TSS O +) O +and O +the O +forced O +vital O +capacity O +( O +FVC O +) O +. O + +No O +correlation O +was O +observed O +between O +plasma O +D O +- O +dimer O +concentration O +and O +age O +, O +sex O +, O +autoantibody O +pattern O +, O +serum O +creatinine O +, O +erythrosedimentation O +rate O +, O +nailfold O +videocapillaroscopic O +pattern O +and O +pulmonary O +involvement O +, O +ascertained O +according O +to O +the O +score O +proposed O +by O +Medsger O +et O +al O +[ O +8 O +] O +. O + +The O +pathogenesis O +of O +the O +endothelial O +injury O +in O +SSc O +is O +as O +yet O +elusive O +and O +most O +biochemical O +evidences O +are O +often O +inconclusive O +or O +controversial O +. O + +Although O +endothelial O +cell O +apoptosis O +and O +impaired O +angiogenesis O +have O +received O +major O +attention O +among O +the O +mechanisms O +involved O +in O +the O +characteristic O +vascular O +dysfunction O +, O +recent O +studies O +provided O +clear O +evidence O +of O +a O +significant O +activation O +of O +the O +coagulation O +cascade O +, O +resulting O +in O +a O +procoagulant O +state O +that O +might O +finally O +raise O +the O +relative O +risk O +of O +thrombotic O +events O +in O +these O +patients B +. O + +In O +SSc O +, O +the O +peculiar O +vascular O +lesions O +and O +fibrosis O +were O +claimed O +to O +impair O +endothelial O +function O +, O +as O +suggested O +by O +impairment O +of O +fibrinolysis O +and O +activation O +of O +the O +coagulation O +pathway O +. O + +The O +following O +loss O +of O +the O +balance O +between O +fibrinolysis O +and O +coagulation O +might O +finally O +contribute O +to O +vessel O +engulfment O +with O +fibrin O +and O +breakdown O +of O +vessel O +patency O +, O +symptomatic O +of O +a O +tendency O +to O +the O +development O +of O +thrombotic O +complications O +in O +this O +particular O +autoimmune O +disorder O +[ O +4 O +] O +. O + +D O +- O +dimer O +is O +a O +heterogeneous O +class O +of O +end O +- O +stage O +degradation O +products O +that O +directly O +reflect O +the O +level O +of O +lysed O +cross O +- O +linked O +fibrin O +, O +occurring O +in O +vivo O +with O +a O +wide O +range O +of O +molecular O +weights O +. O + +Therefore O +, O +D O +- O +dimer O +is O +a O +well O +- O +recognized O +marker O +of O +a O +systemic O +prothrombotic O +state O +[ O +5 O +, O +9 O +] O +and O +appears O +a O +strong O +, O +consistent O +predictor O +of O +cardiovascular O +events O +in O +the O +general O +population O +, O +in O +patients B +with O +cardiovascular O +disease O +and O +in O +other O +pathologies O +characterized O +by O +an O +increased O +risk O +of O +thrombosis O +[ O +10 O +- O +12 O +] O +. O + +Accordingly O +, O +D O +- O +dimer O +measurement O +could O +be O +reliably O +used O +as O +an O +initial O +screening O +test O +in O +patients B +with O +clinically O +suspected O +thrombosis O +, O +as O +its O +high O +negative O +predictive O +value O +enables O +to O +validly O +rule O +out O +ongoing O +thrombotic O +complications O +[ O +12 O +] O +. O + +Little O +is O +known O +on O +the O +thrombotic O +tendency O +of O +SSc O +patients B +so O +far O +[ O +13 O +] O +. O + +At O +variance O +with O +previous O +investigations O +[ O +2 O +- O +4 O +] O +, O +we O +demonstrated O +that O +SSc O +patients B +with O +diffuse O +subset O +are O +characterized O +by O +increased O +plasma O +D O +- O +dimer O +values O +, O +reflecting O +a O +potential O +activation O +of O +both O +the O +coagulation O +and O +fibrinolytic O +pathways O +. O + +Conclusion O + +Although O +increased O +D O +- O +dimer O +values O +in O +SSc O +patients B +were O +occasionally O +observed O +in O +earlier O +studies O +, O +the O +association O +between O +plasma O +D O +- O +dimer O +and O +disease O +subset O +is O +likely O +an O +original O +and O +innovative O +issue O +. O + +The O +significant O +correlation O +observed O +with O +disease O +activity O +, O +cutaneous O +involvement O +and O +forced O +vital O +capacity O +, O +further O +suggests O +that O +SSc O +patients B +, O +especially O +those O +with O +diffuse O +subset O +, O +display O +a O +hypercoagulable O +state O +, O +which O +might O +finally O +predispose O +this O +peculiar O +subset O +of O +patients B +to O +the O +development O +of O +thrombotic O +complications O +. O + +Authors O +' O +contributions O + +GL O +: O +conceived O +of O +the O +study O +, O +participated O +in O +its O +design O +and O +coordination O +and O +drafted O +the O +manuscript O +; O +AV O +: O +participated O +in O +the O +design O +of O +the O +study O +, O +performed O +the O +statistical O +analysis O +and O +helped O +to O +draft O +the O +manuscript O +; O +PC O +: O +participated O +in O +the O +design O +and O +coordination O +of O +the O +study O +; O +GLS O +: O +participated O +in O +the O +design O +of O +the O +study O +; O +MM O +: O +participated O +in O +the O +design O +and O +coordination O +of O +the O +study O +and O +performed O +the O +measurement O +; O +GCG O +: O +participated O +in O +the O +design O +and O +coordination O +of O +the O +study O +. O + +All O +authors O +read O +and O +approved O +the O +final O +manuscript O +. O + +The O +authors O +declare O +that O +they O +have O +no O +competing O +interests O +. O + +Enp1 O +, O +a O +yeast B +protein O +associated O +with O +U3 O +and O +U14 O +snoRNAs O +, O +is O +required O +for O +pre O +- O +rRNA O +processing O +and O +40S O +subunit O +synthesis O + +Abstract O + +ENP1 O +is O +an O +essential O +Saccharomyces B +cerevisiae I +gene O +encoding O +a O +483 O +amino O +acid O +polypeptide O +. O + +Enp1 O +protein O +is O +localized O +in O +the O +nucleus O +and O +concentrated O +in O +the O +nucleolus O +. O + +An O +enp1 O +- O +1 O +temperature O +- O +sensitive O +mutant O +inhibited O +35S O +pre O +- O +rRNA O +early O +processing O +at O +sites O +A0 O +, O +A1 O +and O +A2 O +as O +shown O +by O +northern O +analysis O +of O +steady O +state O +levels O +of O +rRNA O +precursors O +. O + +Pulse O +- O +chase O +analysis O +further O +revealed O +that O +the O +enp1 O +- O +1 O +strain O +was O +defective O +in O +the O +synthesis O +of O +20S O +pre O +- O +rRNA O +and O +hence O +18S O +rRNA O +, O +which O +led O +to O +reduced O +formation O +of O +40S O +ribosomal O +subunits O +. O + +Co O +- O +precipitation O +analysis O +revealed O +that O +Enp1 O +was O +associated O +with O +Nop1 O +protein O +, O +as O +well O +as O +with O +U3 O +and O +U14 O +RNAs O +, O +two O +snoRNAs O +implicated O +in O +early O +pre O +- O +rRNA O +processing O +steps O +. O + +These O +results O +suggest O +a O +direct O +role O +for O +Enp1 O +in O +the O +early O +steps O +of O +rRNA O +processing O +. O + +INTRODUCTION O + +Ribosome O +biogenesis O +is O +one O +of O +the O +major O +cellular O +activities O +in O +eukaryotic O +cells O +. O + +It O +takes O +place O +primarily O +in O +a O +specialized O +subnuclear O +compartment O +, O +the O +nucleolus O +( O +1 O +, O +2 O +) O +. O + +In O +the O +yeast B +Saccharomyces B +cerevisiae I +, O +each O +rRNA O +gene O +is O +transcribed O +by O +RNA O +polymerase O +I O +into O +a O +35S O +rRNA O +precursor O +, O +consisting O +of O +18S O +, O +5 O +. O +8S O +and O +25S O +rRNA O +sequences O +flanked O +by O +two O +external O +transcribed O +spacers O +( O +ETS O +) O +and O +separated O +by O +two O +internal O +transcribed O +spacers O +( O +ITS O +) O +( O +Fig O +. O +1 O +) O +. O + +This O +35S O +precursor O +goes O +through O +a O +series O +of O +modifications O +and O +processing O +steps O +to O +generate O +the O +mature O +18S O +, O +5 O +. O +8S O +and O +25S O +rRNAs O +. O + +The O +processing O +occurs O +first O +at O +sites O +A0 O +, O +A1 O +and O +A2 O +, O +resulting O +in O +the O +20S O +pre O +- O +rRNA O +and O +27SA2 O +pre O +- O +rRNA O +. O + +The O +20S O +pre O +- O +rRNA O +is O +then O +cleaved O +, O +leading O +to O +the O +mature O +18S O +rRNA O +found O +in O +the O +40S O +ribosomal O +subunit O +. O + +The O +27SA2 O +pre O +- O +rRNA O +is O +processed O +through O +two O +alternative O +pathways O +. O + +The O +majority O +of O +27SA2 O +pre O +- O +rRNA O +is O +cleaved O +at O +sites O +A3 O +and O +B2 O +to O +form O +the O +27SA3 O +pre O +- O +rRNA O +, O +which O +is O +subsequently O +processed O +to O +produce O +27SBS O +. O + +Alternatively O +, O +27SA2 O +pre O +- O +rRNA O +can O +be O +processed O +at O +sites O +B1L O +and O +B2 O +to O +generate O +27SBL O +pre O +- O +rRNA O +. O + +Both O +27SBS O +and O +27SBL O +pre O +- O +rRNAs O +are O +then O +cleaved O +at O +sites O +C1 O +and O +C2 O +to O +generate O +the O +mature O +25S O +rRNA O +, O +and O +7SS O +or O +7SL O +intermediates O +, O +which O +are O +then O +processed O +to O +mature O +5 O +. O +8SS O +or O +5 O +. O +8SL O +rRNAs O +( O +Fig O +. O +1 O +) O +. O + +The O +25S O +rRNA O +and O +5 O +. O +8S O +rRNA O +are O +the O +RNA O +components O +of O +the O +60S O +ribosomal O +subunit O +( O +3 O +) O +. O + +During O +the O +course O +of O +rRNA O +modification O +and O +processing O +, O +many O +of O +the O +ribosomal O +proteins O +are O +assembled O +onto O +the O +rRNA O +molecules O +to O +form O +the O +ribosome O +complex O +. O + +Ribosome O +biogenesis O +needs O +a O +large O +number O +of O +trans O +- O +acting O +factors O +, O +including O +small O +nucleolar O +RNAs O +( O +snoRNAs O +) O +, O +protein O +components O +of O +the O +snoRNP O +complexes O +, O +rRNA O +modifying O +enzymes O +, O +endo O +- O +and O +exonucleases O +, O +putative O +RNA O +helicases O +and O +other O +protein O +factors O +( O +3 O +, O +4 O +) O +. O + +In O +yeast B +cells O +there O +are O +more O +than O +100 O +different O +snoRNAs O +playing O +important O +roles O +in O +rRNA O +modification O +and O +processing O +. O + +On O +the O +basis O +of O +their O +structure O +, O +the O +snoRNAs O +can O +be O +divided O +into O +two O +groups O +: O +the O +box O +C O +/ O +D O +family O +and O +box O +H O +/ O +ACA O +family O +. O + +Only O +one O +snoRNA O +, O +MRP O +RNA O +, O +belongs O +to O +neither O +family O +( O +5 O +- O +7 O +) O +. O + +While O +the O +majority O +of O +the O +snoRNAs O +participate O +in O +RNA O +pseudouridylation O +and O +2 O +' O +- O +O O +- O +ribose O +methylation O +, O +a O +few O +of O +them O +, O +including O +MRP O +snoRNA O +, O +box O +C O +/ O +D O +snoRNAs O +U3 O +and O +U14 O +, O +and O +box O +H O +/ O +ACA O +snoRNAs O +snR10 O +and O +snR30 O +, O +are O +required O +for O +processing O +of O +the O +pre O +- O +rRNA O +( O +8 O +- O +12 O +) O +. O + +Not O +only O +are O +U3 O +, O +U14 O +, O +snR10 O +and O +snR30 O +essential O +for O +early O +cleavages O +of O +35S O +pre O +- O +rRNA O +to O +18S O +rRNA O +, O +the O +proteins O +associated O +with O +them O +, O +including O +Nop1 O +, O +Nop5 O +, O +Gar1 O +and O +Nop10 O +, O +have O +also O +been O +shown O +to O +be O +required O +for O +18S O +rRNA O +synthesis O +( O +13 O +- O +16 O +) O +. O + +The O +ENP1 O +( O +Essential O +Nuclear O +Protein O +1 O +) O +gene O +was O +identified O +in O +a O +genetic O +screen O +for O +suppressors O +of O +an O +ost4 O +mutation O +( O +oligosaccharide O +transferase O +4 O +) O +( O +17 O +) O +. O + +However O +, O +in O +subsequent O +studies O +it O +was O +found O +not O +to O +be O +involved O +in O +OST4 O +function O +( O +18 O +) O +. O + +ENP1 O +is O +an O +essential O +gene O +encoding O +a O +483 O +amino O +acid O +polypeptide O +. O + +The O +Enp1 O +protein O +is O +highly O +conserved O +and O +homologs O +are O +found O +in O +all O +eukaryotes O +. O + +The O +yeast B +protein O +was O +localized O +to O +the O +nucleus O +in O +a O +previous O +study O +( O +18 O +) O +. O + +On O +the O +other O +hand O +, O +an O +Enp1 O +human B +homolog O +, O +called O +bystin O +, O +was O +reported O +to O +localize O +to O +the O +cytoplasm O +and O +was O +proposed O +to O +be O +involved O +in O +cell O +adhesion O +( O +19 O +) O +. O + +In O +this O +study O +, O +we O +report O +that O +the O +Enp1 O +protein O +not O +only O +is O +nuclear O +but O +is O +enriched O +in O +the O +nucleolus O +. O + +We O +also O +found O +that O +Enp1 O +is O +required O +for O +the O +synthesis O +of O +40S O +ribosomal O +subunits O +, O +and O +its O +presence O +is O +necessary O +for O +the O +pre O +- O +rRNA O +processing O +to O +form O +20S O +pre O +- O +rRNA O +and O +18S O +rRNA O +. O + +An O +association O +between O +Enp1 O +and O +U3 O +and O +U14 O +snoRNAs O +, O +and O +with O +the O +nucleolar O +protein O +Nop1 O +, O +was O +established O +. O + +We O +also O +found O +that O +human B +Enp1 O +, O +expressed O +in O +yeast B +, O +was O +located O +in O +the O +nucleus O +and O +the O +nucleolus O +, O +suggesting O +that O +the O +function O +of O +this O +protein O +is O +conserved O +. O + +MATERIALS O +AND O +METHODS O + +Yeast B +strains O +and O +media O + +The O +S B +. I +cerevisiae I +strains O +used O +in O +this O +study O +are O +all O +derivatives O +of O +a O +wild O +- O +type O +diploid O +strain O +W303 O +( O +MATa O +/ O +MAT O +alpha O +ura3 O +- O +1 O +/ O +ura3 O +- O +1 O +leu2 O +- O +3 O +, O +112 O +/ O +leu2 O +- O +3 O +, O +112 O +trp1 O +- O +1 O +/ O +trp1 O +- O +1 O +his3 O +- O +11 O +, O +15 O +/ O +his3 O +- O +11 O +, O +15 O +ade2 O +- O +1 O +/ O +ade2 O +- O +1 O +can1 O +- O +100 O +/ O +can1 O +- O +100 O +) O +except O +for O +strain O +RS1938 O +. O + +Strain O +JBY45 O +( O +MATa O +/ O +MAT O +alpha O +ENP1 O +/ O +Delta O +enp1 O +: O +: O +his5 O ++ O +) O +was O +constructed O +by O +replacing O +one O +copy O +of O +the O +ENP1 O +open O +reading O +frame O +( O +ORF O +) O +with O +the O +Schizosaccharomyces B +pombe I +his5 O ++ O +gene O +( O +18 O +) O +. O + +Strain O +JBY46 O +[ O +MATa O +Delta O +enp1 O +: O +: O +his5 O ++ O +/ O +pJB23 O +( O +ENP1 O +, O +URA3 O +, O +CEN6 O +) O +] O +is O +a O +haploid O +strain O +derived O +from O +JBY45 O +with O +wild O +- O +type O +ENP1 O +on O +a O +low O +copy O +number O +plasmid O +. O + +Strain O +JBY48 O +[ O +MATa O +Delta O +enp1 O +: O +: O +his5 O ++ O +/ O +pJB19 O +( O +enp1 O +- O +1 O +, O +TRP1 O +, O +CEN6 O +) O +] O +and O +strain O +JBY49 O +[ O +MATa O +Delta O +enp1 O +: O +: O +his5 O ++ O +/ O +pJB39 O +( O +enp1 O +- O +2 O +, O +TRP1 O +, O +CEN6 O +) O +] O +have O +plasmids O +with O +enp1 O +temperature O +- O +sensitive O +( O +ts O +) O +mutations O +. O + +Strain O +JBY51 O +( O +MATa O +Delta O +enp1 O +: O +: O +his5 O ++ O +TRP1 O +: O +: O +enp1 O +- O +1 O +) O +is O +an O +enp1 O +ts O +strain O +generated O +by O +integrating O +the O +enp1 O +- O +1 O +gene O +at O +the O +chromosomal O +trp1 O +- O +1 O +locus O +. O + +Strain O +CWY13 O +[ O +MATa O +Delta O +enp1 O +: O +: O +his5 O ++ O +/ O +pJB24 O +( O +pMET25 O +- O +GFP O +- O +ENP1 O +, O +URA3 O +, O +CEN6 O +) O +] O +has O +GFP O +- O +ENP1 O +under O +control O +of O +the O +MET25 O +promoter O +. O + +Strain O +CWY14 O +( O +MATa O +ENP1 O +- O +TAP O +) O +was O +created O +by O +fusing O +sequences O +encoding O +a O +Tandem O +Affinity O +Purification O +( O +TAP O +) O +tag O +( O +20 O +, O +21 O +) O +to O +the O +3 O +' O +end O +of O +ENP1 O +. O + +Strain O +YRH39 O +( O +MAT O +alpha O +HST2 O +- O +TAP O +) O +was O +created O +by O +fusing O +sequences O +encoding O +a O +TAP O +tag O +to O +the O +3 O +' O +end O +of O +HST2 O +. O + +Strain O +RS1938 O +( O +Delta O +nop1 O +: O +: O +URA3 O +pUN100 O +- O +ProtA O +- O +NOP1 O +) O +was O +created O +by O +transforming O +RS1935 O +( O +MATa O +/ O +alpha O +leu2 O +/ O +leu2 O +ura3 O +/ O +ura3 O +lys2 O +/ O +lys2 O +ade2 O +/ O +ade2 O +Delta O +nop1 O +: O +: O +URA3 O +/ O +NOP1 O +) O +with O +pUN100 O +- O +ProtA O +- O +NOP1 O +( O +strain O +and O +plasmid O +supplied O +by O +T O +. O +Schafer O +) O +, O +followed O +by O +tetrad O +dissection O +. O + +Strain O +CWY15 O +[ O +MATa O +/ O +pCW109 O +( O +pMET25 O +- O +GFP O +- O +hENP1 O +, O +URA3 O +, O +CEN6 O +) O +] O +has O +a O +human B +homolog O +of O +Enp1 O +expressed O +in O +W303 O +- O +1a O +. O + +The O +media O +used O +were O +prepared O +as O +described O +( O +22 O +) O +. O + +Cloning O +of O +ENP1 O + +pRS426 O +- O +MEG1 O +( O +The O +original O +name O +of O +ENP1 O +) O +was O +a O +gift O +from O +Dr O +William O +J O +. O +Lennarz O +. O + +It O +contains O +the O +ENP1 O +gene O +within O +a O +2 O +. O +6 O +kb O +EcoRI O +genomic O +fragment O +cloned O +into O +pRS426 O +( O +18 O +) O +. O + +The O +EcoRI O +fragment O +was O +subsequently O +cloned O +into O +pRS314 O +( O +TRP1 O +, O +CEN6 O +) O +, O +pRS316 O +( O +URA3 O +, O +CEN6 O +) O +and O +pRS424 O +( O +TRP1 O +, O +2 O +micro O +) O +to O +create O +pJB20 O +, O +pJB23 O +and O +pJB21 O +, O +respectively O +. O + +pGFP O +- O +N O +- O +FUS O +is O +a O +centromeric O +plasmid O +for O +fusing O +green O +fluorescence O +protein O +( O +GFP O +) O +to O +a O +polypeptide O +' O +s O +N O +- O +terminus O +under O +control O +of O +the O +MET25 O +promoter O +( O +23 O +) O +. O + +Cloning O +the O +ENP1 O +ORF O +into O +pGFP O +- O +N O +- O +FUS O +via O +XbaI O +and O +SalI O +sites O +generated O +plasmid O +pJB24 O +. O + +pJB19 O +( O +enp1 O +- O +1 O +, O +TRP1 O +, O +CEN6 O +) O +contains O +the O +enp1 O +- O +1 O +mutant O +gene O +. O + +The O +human B +homolog O +of O +yeast B +Enp1 O +was O +PCR O +amplified O +from O +a O +human B +cDNA O +clone O +BC007340 O +( O +Research O +Genetics O +) O +, O +then O +cloned O +into O +pGFP O +- O +N O +- O +FUS O +, O +p415 O +- O +ADH O +, O +p415 O +- O +GPD O +and O +p415 O +- O +TEF O +( O +24 O +) O +via O +XbaI O +and O +SalI O +sites O +to O +generate O +pCW109 O +, O +pCW113 O +, O +pCW115 O +and O +pCW117 O +, O +respectively O +. O + +The O +fragment O +of O +the O +human B +Enp1 O +homolog O +( O +amino O +acids O +152 O +- O +437 O +) O +was O +also O +cloned O +into O +these O +vectors O +to O +generate O +pCW110 O +, O +pCW114 O +, O +pCW116 O +and O +pCW118 O +. O + +Random O +mutagenesis O +of O +ENP1 O +to O +generate O +enp1 O +ts O +mutants O + +The O +enp1 O +ts O +mutants O +were O +generated O +with O +a O +protocol O +introducing O +random O +mutations O +by O +PCR O +( O +25 O +) O +. O + +The O +PCR O +was O +performed O +with O +oligonucleotides O +ENP1 O +- O +MUT5 O +' O +( O +5 O +' O +- O +GGTGGTGTCAGT O +AGGGGA O +- O +3 O +' O +) O +, O +ENP1 O +- O +MUT3 O +' O +( O +5 O +' O +- O +CAGTCTGCAATATA O +TGGAC O +- O +3 O +' O +) O +and O +plasmid O +template O +pJB20 O +( O +see O +above O +) O +. O + +The O +nucleotide O +concentrations O +in O +the O +reaction O +were O +1 O +mM O +each O +for O +dATP O +, O +dGTP O +, O +dCTP O +and O +dTTP O +. O + +After O +strain O +JBY46 O +was O +transformed O +with O +the O +PCR O +product O +and O +with O +pJB20 O +gapped O +by O +NheI O +and O +NsiI O +, O +the O +transformants O +were O +replica O +- O +plated O +onto O +two O +plates O +containing O +5 O +- O +FOA O +synthetic O +medium O +without O +tryptophan O +; O +one O +replica O +was O +incubated O +at O +23 O +degrees O +C O +and O +the O +other O +at O +37 O +degrees O +C O +. O + +Colonies O +growing O +at O +23 O +degrees O +C O +but O +not O +at O +37 O +degrees O +C O +were O +picked O +as O +candidates O +. O + +Since O +approximately O +10 O +% O +of O +the O +colonies O +were O +inviable O +at O +both O +temperatures O +, O +we O +knew O +that O +10 O +% O +of O +the O +ENP1 O +PCR O +products O +lost O +their O +function O +after O +the O +PCR O +mutagenesis O +. O + +This O +confirmed O +the O +effectiveness O +of O +the O +mutagenesis O +procedure O +. O + +Two O +candidates O +showed O +good O +growth O +at O +23 O +degrees O +C O +but O +no O +growth O +at O +37 O +degrees O +C O +. O + +They O +were O +named O +strains O +JBY48 O +and O +JBY49 O +and O +contained O +plasmids O +with O +the O +enp1 O +- O +1 O +and O +enp1 O +- O +2 O +mutations O +, O +respectively O +. O + +The O +mutated O +enp1 O +- O +1 O +gene O +on O +pJB19 O +was O +cloned O +into O +an O +integration O +vector O +, O +pRS304 O +, O +as O +an O +EcoRI O +fragment O +. O + +The O +plasmid O +was O +subsequently O +linearized O +with O +SnaBI O +within O +the O +TRP1 O +marker O +and O +was O +integrated O +at O +the O +chromosomal O +trp1 O +- O +1 O +locus O +of O +strain O +JBY46 O +. O + +Selection O +on O +5 O +- O +FOA O +was O +used O +to O +remove O +plasmid O +pJB23 O +, O +creating O +strain O +JBY51 O +. O + +Sucrose O +gradient O +analysis O + +Polyribosome O +preparation O +and O +analysis O +were O +carried O +out O +essentially O +as O +described O +( O +26 O +) O +. O + +Cells O +grown O +in O +YPD O +were O +collected O +at O +mid O +- O +log O +phase O +( O +OD600 O +0 O +. O +8 O +- O +1 O +. O +0 O +) O +and O +were O +broken O +with O +glass O +beads O +. O + +The O +lysate O +was O +frozen O +immediately O +in O +liquid O +N2 O +and O +was O +stored O +at O +- O +80 O +degrees O +C O +. O + +Lysate O +( O +30 O +U O +of O +absorbance O +at O +OD260 O +) O +was O +layered O +over O +a O +7 O +- O +47 O +% O +( O +w O +/ O +v O +) O +sucrose O +gradient O +, O +which O +was O +centrifuged O +at O +28 O +000 O +r O +. O +p O +. O +m O +. O +for O +5 O +h O +at O +4 O +degrees O +C O +in O +a O +SW28 O +rotor O +and O +was O +analyzed O +with O +an O +ISCO O +UA O +- O +5 O +gradient O +UV O +detection O +system O +on O +absorbency O +at O +254 O +nm O +. O + +Immunofluorescence O + +Immunofluorescence O +analysis O +was O +carried O +out O +essentially O +as O +described O +( O +27 O +) O +. O + +Cells O +were O +fixed O +with O +3 O +. O +7 O +% O +formaldehyde O +at O +room O +temperature O +for O +1 O +. O +5 O +h O +. O + +Antibodies O +included O +a O +mouse B +monoclonal O +anti O +- O +Nop1 O +( O +a O +gift O +from O +John O +P O +. O +Aris O +, O +University O +of O +Florida O +, O +Gainesville O +, O +Florida O +) O +and O +a O +Texas O +- O +red O +- O +conjugated O +donkey B +- O +anti O +- O +mouse B +antibody O +( O +Jackson O +Lab O +) O +, O +both O +used O +at O +1 O +: O +500 O +dilution O +. O + +Images O +were O +taken O +on O +a O +Zeiss O +Axioplan2 O +microscope O +equipped O +with O +a O +Zeiss O +AxioCam O +camera O +. O + +Pulse O +- O +chase O +labeling O +analysis O +of O +rRNA O + +For O +[ O +methyl O +- O +3H O +] O +methionine O +pulse O +- O +chase O +analysis O +, O +cells O +were O +grown O +in O +synthetic O +medium O +without O +methionine O +at O +room O +temperature O +or O +37 O +degrees O +C O +for O +2 O +h O +. O + +When O +the O +OD600 O +reached O +1 O +. O +0 O +, O +6 O +ml O +of O +the O +culture O +were O +pulse O +- O +labeled O +with O +250 O +micro O +Ci O +[ O +methyl O +- O +3H O +] O +methionine O +( O +Amersham O +Pharmacia O +) O +for O +3 O +min O +and O +chased O +with O +cold O +methionine O +( O +500 O +micro O +g O +/ O +ml O +) O +for O +2 O +, O +4 O +or O +12 O +min O +. O + +For O +each O +time O +point O +of O +the O +chase O +1 O +. O +25 O +ml O +of O +culture O +was O +mixed O +with O +ice O +and O +collected O +. O + +The O +pellets O +were O +frozen O +immediately O +in O +liquid O +N2 O +and O +stored O +at O +- O +80 O +degrees O +C O +before O +total O +RNA O +was O +purified O +using O +a O +hot O +phenol O +method O +( O +28 O +) O +. O + +The O +RNAs O +were O +separated O +on O +a O +1 O +. O +2 O +% O +agarose O +formaldehyde O +gel O +and O +transferred O +onto O +Hybond O +- O +N O ++ O +nylon O +membranes O +( O +Amersham O +Pharmacia O +) O +. O + +After O +being O +sprayed O +with O +EN3HANCE O +( O +Du O +Pont O +) O +, O +the O +membranes O +were O +exposed O +to O +film O +at O +- O +80 O +degrees O +C O +( O +29 O +) O +. O + +Northern O +analysis O + +Cells O +were O +grown O +inYPD O +at O +room O +temperature O +or O +37 O +degrees O +C O +for O +2 O +- O +4 O +h O +. O + +When O +the O +OD600 O +reached O +1 O +. O +0 O +, O +10 O +ml O +of O +cells O +were O +collected O +and O +frozen O +immediately O +. O + +Total O +RNA O +was O +extracted O +as O +described O +( O +28 O +) O +. O + +Five O +micrograms O +of O +RNA O +were O +separated O +on O +1 O +. O +2 O +% O +agarose O +formaldehyde O +gels O +( O +for O +high O +molecular O +weight O +RNA O +) O +or O +on O +6 O +% O +polyacrylamide O +7 O +M O +urea O +denaturing O +gels O +( O +for O +low O +molecular O +weight O +RNA O +) O +for O +each O +sample O +. O + +The O +RNA O +was O +then O +transferred O +to O +Zeta O +- O +Probe O +GT O +nylon O +membranes O +( O +Bio O +- O +Rad O +) O +. O + +Probes O +for O +hybridyzation O +were O +specific O +oligonucleotides O +end O +- O +labeled O +using O +[ O +gamma O +- O +32P O +] O +ATP O +. O + +After O +hybridization O +and O +washes O +, O +membranes O +were O +exposed O +to O +phosphorimager O +screens O +or O +X O +- O +ray O +films O +( O +29 O +) O +. O + +Oligonucleotides O +specific O +for O +various O +regions O +of O +35S O +pre O +- O +rRNA O +are O +: O +1 O +, O +GGTCTCTCTGCTGCCG O +GAAATG O +; O +3 O +, O +AATGAGCCATTCGCAGTTTC O +; O +4 O +, O +GCTCTCATGCTCTTGCCAAA O +; O +5 O +, O +TGTTTGTTACCT O +CTGGGCCCCG O +; O +6 O +, O +TCCAGTTACGAAAATTCTTG O +; O +7 O +, O +CGTATCGCATTTCGCTGCGT O +; O +8 O +, O +GTTCGCCTAGAC O +GCTCTCTCTTC O +; O +9 O +, O +GCGAGATTCCCCTACCCAC O +. O + +The O +regions O +complementary O +to O +these O +oligonucleotides O +are O +shown O +in O +Figure O +6A O +. O + +The O +oligonucleotides O +probing O +box O +C O +/ O +D O +snoRNAs O +are O +: O +U3 O +, O +TTCGGTTTCTCACTCACTCT O +; O +U14 O +, O +GGAACCAGTCTTTCATCACC O +. O + +The O +oligonucleotides O +probing O +box O +H O +/ O +ACA O +snoRNAs O +are O +: O +snoRNA10 O +, O +CCTTG O +CAACGGTCCTCATCCGGG O +; O +snoRNA30 O +, O +GTCCGAAGC O +GCCATCTAGATGA O +. O + +RNA O +and O +protein O +precipitation O +analysis O + +Cells O +were O +grown O +in O +YPD O +( O +1 O +l O +) O +to O +OD600 O +1 O +. O +0 O +, O +then O +collected O +, O +washed O +once O +in O +ice O +- O +cold O +PBS O +and O +broken O +using O +glass O +beads O +in O +10 O +ml O +IPP150 O +buffer O +( O +10 O +mM O +Tris O +pH O +8 O +. O +0 O +, O +150 O +mM O +NaCl O +and O +0 O +. O +1 O +% O +NP O +- O +40 O +) O +with O +protease O +inhibitors O +. O + +The O +lysates O +were O +mixed O +with O +200 O +micro O +l O +IgG O +agarose O +beads O +for O +2 O +h O +at O +4 O +degrees O +C O +. O + +After O +several O +washes O +with O +50 O +ml O +IPP150 O +buffer O +, O +the O +IgG O +beads O +were O +collected O +and O +the O +RNA O +associated O +with O +the O +beads O +extracted O +by O +the O +hot O +phenol O +method O +( O +28 O +) O +. O + +One O +- O +tenth O +of O +the O +precipitated O +RNA O +was O +then O +separated O +on O +6 O +% O +polyacrylamide O +7 O +M O +urea O +denaturing O +gels O +and O +electro O +- O +transferred O +to O +Zeta O +- O +Probe O +GT O +nylon O +membranes O +. O + +They O +were O +probed O +with O +[ O +gamma O +- O +32P O +] O +ATP O +labeled O +oligonucleotides O +. O + +For O +the O +lanes O +showing O +total O +RNA O +, O +2 O +micro O +g O +RNA O +prepared O +from O +exponentially O +growing O +cultures O +were O +loaded O +. O + +For O +co O +- O +precipitation O +analysis O +of O +proteins O +, O +the O +IgG O +beads O +were O +resuspended O +in O +2 O +x O +Laemmli O +sample O +buffer O +, O +boiled O +for O +5 O +min O +and O +separated O +by O +SDS O +- O +polyacrylamide O +gel O +electrophoresis O +. O + +Approximately O +1 O +% O +of O +the O +precipitate O +was O +loaded O +onto O +each O +lane O +. O + +For O +the O +total O +protein O +, O +0 O +. O +1 O +% O +of O +the O +extract O +prior O +to O +precipitation O +was O +loaded O +onto O +each O +lane O +. O + +Following O +electrophoresis O +, O +the O +proteins O +were O +transferred O +to O +nitrocellulose O +membranes O +and O +detected O +using O +anti O +- O +Nop1 O +antibody O +at O +1 O +: O +3000 O +dilution O +( O +provided O +by O +J O +. O +Aris O +) O +and O +anti O +- O +L3 O +antibody O +( O +provided O +by O +J O +. O +Warner O +) O +at O +1 O +: O +3000 O +dilution O +followed O +by O +peroxidase O +- O +conjugated O +anti O +- O +mouse B +secondary O +antibody O +at O +1 O +: O +5000 O +dilution O +. O + +The O +antibody O +complexes O +were O +detected O +using O +ECL O +- O +Plus O +reagents O +( O +Amersham O +Pharmacia O +) O +as O +specified O +by O +the O +manufacturer O +. O + +RESULTS O + +Construction O +and O +analysis O +of O +ENP1 O +temperature O +- O +sensitive O +alleles O + +ENP1 O +is O +an O +essential O +yeast B +gene O +conserved O +among O +eukaryotes O +( O +18 O +) O +. O + +To O +study O +its O +functions O +, O +we O +first O +created O +a O +diploid O +strain O +, O +JBY45 O +, O +heterozygous O +for O +the O +Delta O +enp1 O +mutation O +. O + +Then O +two O +enp1 O +ts O +mutant O +alleles O +( O +enp1 O +- O +1 O +and O +enp1 O +- O +2 O +) O +were O +generated O +by O +random O +PCR O +mutagenesis O +, O +as O +described O +in O +Materials O +and O +Methods O +. O + +Both O +mutant O +alleles O +were O +recessive O +to O +the O +wild O +- O +type O +ENP1 O +gene O +. O + +The O +enp1 O +- O +1 O +gene O +was O +integrated O +into O +the O +chromosomal O +trp1 O +- O +1 O +locus O +to O +create O +strain O +JBY51 O +and O +all O +subsequent O +experiments O +were O +done O +with O +this O +enp1 O +allele O +. O + +At O +23 O +degrees O +C O +the O +growth O +of O +JBY51 O +was O +comparable O +to O +that O +of O +W303 O +- O +1a O +( O +ENP1 O +) O +, O +but O +at O +37 O +degrees O +C O +it O +did O +not O +grow O +( O +Fig O +. O +2 O +) O +. O + +Sequence O +analysis O +revealed O +that O +enp1 O +- O +1 O +contains O +two O +point O +mutations O +, O +resulting O +in O +substitutions O +of O +two O +amino O +acids O +: O +W242 O +- O +- O +> O +G O +and O +V415 O +- O +- O +> O +A O +. O + +No O +attempt O +was O +made O +to O +determine O +whether O +both O +mutations O +were O +required O +for O +the O +ts O +phenotype O +. O + +Flow O +cytometry O +of O +strain O +JBY51 O +showed O +DNA O +content O +profiles O +similar O +to O +those O +of O +the O +wild O +- O +type O +strain O +at O +the O +non O +- O +permissive O +temperature O +( O +data O +not O +shown O +) O +, O +suggesting O +that O +ENP1 O +is O +not O +involved O +in O +cell O +cycle O +regulation O +. O + +Enp1 O +is O +enriched O +in O +the O +nucleolus O + +Enp1 O +tagged O +at O +the O +C O +- O +terminus O +with O +the O +myc O +epitope O +was O +previously O +found O +to O +localize O +to O +the O +nucleus O +( O +18 O +) O +. O + +To O +expand O +this O +analysis O +, O +we O +fused O +GFP O +to O +the O +N O +- O +terminus O +of O +Enp1 O +, O +and O +expressed O +the O +tagged O +Enp1 O +protein O +under O +control O +of O +the O +MET25 O +promoter O +as O +the O +sole O +source O +of O +Enp1 O +protein O +in O +the O +cells O +. O + +Cells O +of O +strain O +CWY13 O +( O +pMET25 O +- O +GFP O +- O +ENP1 O +) O +were O +grown O +in O +media O +with O +methionine O +( O +transcription O +partially O +repressed O +) O +or O +without O +methionine O +( O +transcription O +not O +repressed O +) O +. O + +Growth O +of O +CWY13 O +was O +comparable O +to O +that O +of O +wild O +- O +type O +cells O +in O +both O +media O +( O +data O +not O +shown O +) O +, O +indicating O +that O +the O +GFP O +tagged O +Enp1 O +protein O +was O +functional O +. O + +In O +cells O +cultured O +in O +medium O +without O +methionine O +, O +in O +which O +the O +ENP O +transcription O +was O +not O +repressed O +, O +the O +GFP O +- O +Enp1 O +protein O +was O +expressed O +at O +a O +high O +level O +and O +showed O +strong O +green O +fluorescence O +distributed O +throughout O +the O +nucleus O +( O +data O +not O +shown O +) O +, O +consistent O +with O +the O +original O +observation O +( O +18 O +) O +. O + +With O +methionine O +added O +to O +the O +medium O +, O +however O +, O +the O +fluorescent O +signal O +of O +GFP O +- O +Enp1 O +was O +weaker O +and O +surprisingly O +showed O +crescent O +or O +cap O +- O +like O +patterns O +typical O +of O +nucleolar O +proteins O +( O +Fig O +. O +3A O +) O +. O + +This O +nucleolar O +enrichment O +was O +confirmed O +by O +its O +co O +- O +localization O +with O +the O +nucleolar O +protein O +Nop1 O +( O +Fig O +. O +3B O +) O +. O + +ENP1 O +mutation O +leads O +to O +reduced O +levels O +of O +40S O +ribosomal O +subunits O + +The O +nucleolar O +enrichment O +suggested O +that O +Enp1 O +might O +play O +some O +role O +in O +ribosome O +synthesis O +. O + +To O +test O +this O +possibility O +, O +cells O +of O +W303 O +- O +1a O +( O +ENP1 O +) O +, O +JBY51 O +( O +enp1 O +- O +1 O +) O +and O +a O +top2 O +ts O +strain O +RS191 O +( O +30 O +) O +were O +grown O +in O +YPD O +at O +23 O +or O +37 O +degrees O +C O +and O +their O +ribosome O +profiles O +analyzed O +after O +separation O +on O +sucrose O +gradients O +. O + +At O +23 O +degrees O +C O +, O +enp1 O +- O +1 O +cells O +showed O +polysome O +profiles O +similar O +to O +those O +of O +the O +wild O +- O +type O +and O +top2 O +- O +1 O +strains O +( O +Fig O +. O +4A O +- O +C O +) O +. O + +In O +contrast O +, O +after O +incubation O +at O +the O +non O +- O +permissive O +temperature O +( O +37 O +degrees O +C O +) O +for O +40 O +min O +( O +data O +not O +shown O +) O +and O +2 O +h O +, O +enp1 O +- O +1 O +cells O +had O +reduced O +levels O +of O +40S O +ribosomal O +subunits O +, O +80S O +monosomes O +and O +polysomes O +, O +along O +with O +a O +dramatic O +increase O +in O +the O +free O +60S O +subunit O +peak O +( O +Fig O +. O +4F O +) O +, O +while O +the O +wild O +- O +type O +and O +top2 O +- O +1 O +cells O +showed O +little O +change O +in O +polysome O +profile O +at O +37 O +degrees O +C O +( O +Fig O +. O +4D O +and O +E O +) O +. O + +These O +results O +demonstrate O +that O +the O +changes O +of O +the O +enp1 O +- O +1 O +polysome O +profile O +were O +due O +to O +specific O +defects O +caused O +by O +the O +enp1 O +- O +1 O +mutation O +, O +and O +not O +due O +simply O +to O +the O +shift O +to O +37 O +degrees O +C O +for O +a O +wild O +- O +type O +or O +ts O +strain O +. O + +The O +processing O +of O +pre O +- O +rRNA O +for O +18S O +rRNA O +is O +impaired O +in O +enp1 O +mutants O + +In O +most O +cases O +reductions O +in O +ribosomal O +subunit O +levels O +are O +the O +results O +of O +defects O +in O +pre O +- O +rRNA O +processing O +or O +ribosome O +assembly O +or O +both O +( O +3 O +) O +. O + +To O +study O +the O +mechanism O +by O +which O +Enp1 O +affects O +the O +40S O +subunit O +, O +we O +analyzed O +the O +effects O +of O +enp1 O +mutations O +on O +processing O +of O +the O +pre O +- O +rRNA O +using O +pulse O +- O +chase O +labeling O +. O + +[ O +methyl O +- O +3H O +] O +methionine O +is O +preferred O +for O +labeling O +rRNAs O +in O +pulse O +- O +chase O +analysis O +because O +rRNAs O +are O +specifically O +methylated O +during O +the O +early O +steps O +of O +the O +processing O +. O + +Cells O +of O +W303 O +- O +1a O +( O +ENP1 O +) O +and O +JBY51 O +( O +enp1 O +- O +1 O +) O +were O +grown O +at O +23 O +or O +37 O +degrees O +C O +for O +2 O +h O +before O +they O +were O +labeled O +with O +[ O +methyl O +- O +3H O +] O +methionine O +for O +3 O +min O +and O +chased O +with O +cold O +methionine O +for O +2 O +, O +4 O +and O +12 O +min O +. O + +In O +wild O +- O +type O +cells O +, O +the O +labeled O +35S O +rRNA O +precursor O +, O +27S O +and O +20S O +rRNA O +intermediates O +were O +rapidly O +chased O +into O +mature O +25S O +and O +18S O +rRNAs O +( O +Fig O +. O +5 O +) O +, O +at O +23 O +or O +37 O +degrees O +C O +. O + +In O +contrast O +, O +enp1 O +- O +1 O +cells O +showed O +dramatic O +changes O +after O +incubation O +at O +37 O +degrees O +C O +. O + +Although O +at O +23 O +degrees O +C O +the O +synthesis O +and O +processing O +were O +comparable O +to O +those O +of O +wild O +- O +type O +cells O +, O +cells O +cultured O +at O +37 O +degrees O +C O +for O +2 O +h O +had O +neither O +20S O +pre O +- O +rRNA O +nor O +18S O +rRNA O +, O +while O +25S O +rRNA O +was O +generated O +at O +normal O +levels O +. O + +The O +37 O +degrees O +C O +grown O +enp1 O +- O +1 O +cells O +also O +had O +low O +levels O +of O +aberrant O +23S O +and O +possibly O +21S O +intermediates O +( O +Fig O +. O +5 O +) O +. O + +The O +defect O +in O +18S O +rRNA O +synthesis O +was O +further O +supported O +by O +pulse O +- O +chase O +experiments O +carried O +out O +using O +[ O +5 O +, O +6 O +- O +3H O +] O +uracil O +. O + +The O +results O +obtained O +were O +essentially O +the O +same O +; O +no O +20S O +pre O +- O +rRNA O +or O +18S O +rRNA O +was O +produced O +, O +while O +processing O +to O +25S O +rRNA O +was O +not O +affected O +( O +data O +not O +shown O +) O +. O + +Taken O +together O +, O +these O +results O +suggested O +that O +the O +enp1 O +mutation O +leads O +to O +specific O +defects O +in O +the O +processing O +pathway O +for O +20S O +pre O +- O +rRNA O +and O +18S O +rRNA O +, O +resulting O +in O +reduced O +40S O +subunit O +synthesis O +and O +a O +lowered O +level O +of O +the O +40S O +subunit O +. O + +Enp1 O +is O +required O +for O +pre O +- O +rRNA O +processing O +at O +A0 O +, O +A1 O +and O +A2 O +sites O + +To O +define O +the O +processing O +steps O +affected O +by O +the O +enp1 O +mutation O +, O +the O +steady O +state O +levels O +of O +rRNA O +precursors O +and O +mature O +RNAs O +were O +analyzed O +by O +northern O +blotting O +. O + +Total O +RNAs O +were O +isolated O +from O +cells O +of O +W303 O +- O +1a O +( O +ENP1 O +) O +and O +JBY51 O +( O +enp1 O +- O +1 O +) O +grown O +at O +37 O +degrees O +C O +for O +2 O +or O +4 O +h O +. O + +After O +separation O +on O +formaldehyde O +agarose O +, O +RNAs O +were O +transferred O +onto O +nylon O +membranes O +and O +probed O +with O +radiolabeled O +oligonucleotides O +specific O +to O +various O +regions O +of O +the O +35S O +pre O +- O +rRNA O +( O +Fig O +. O +6A O +) O +. O + +After O +incubation O +at O +37 O +degrees O +C O +, O +enp1 O +- O +1 O +cells O +had O +wild O +- O +type O +levels O +of O +25S O +rRNA O +, O +but O +reduced O +levels O +of O +18S O +rRNA O +( O +Fig O +. O +6B O +) O +. O + +A O +probe O +specific O +to O +ITS1 O +( O +P5 O +) O +further O +revealed O +that O +enp1 O +- O +1 O +cells O +incubated O +at O +the O +non O +- O +permissive O +temperature O +accumulated O +two O +aberrant O +rRNAs O +, O +23S O +and O +21S O +( O +Fig O +. O +6C O +) O +. O + +Aberrant O +rRNA O +processing O +products O +of O +similar O +sizes O +have O +been O +described O +in O +numerous O +studies O +( O +14 O +, O +31 O +- O +34 O +) O +and O +result O +from O +defects O +in O +processing O +at O +A0 O +, O +A1 O +and O +A2 O +. O + +Additional O +probes O +were O +used O +to O +verify O +the O +origins O +of O +the O +23S O +and O +21S O +RNAs O +in O +the O +enp1 O +- O +1 O +strain O +. O + +The O +23S O +product O +was O +detected O +by O +oligos O +1 O +, O +2 O +, O +4 O +and O +5 O +, O +but O +not O +by O +oligos O +6 O +, O +7 O +or O +8 O +( O +Fig O +. O +6D O +, O +E O +, O +C O +, O +F O +, O +G O +and O +data O +not O +shown O +) O +. O + +Thus O +this O +RNA O +extends O +from O +the O +5 O +' O +end O +of O +the O +35S O +rRNA O +to O +the O +A3 O +site O +. O + +The O +21S O +product O +was O +detected O +by O +oligos O +4 O +and O +5 O +, O +but O +not O +by O +oligos O +1 O +, O +2 O +, O +6 O +, O +7 O +and O +8 O +( O +Fig O +. O +6E O +, O +C O +, O +D O +, O +F O +, O +G O +and O +data O +not O +shown O +) O +, O +indicating O +that O +it O +extends O +from O +the O +A1 O +to O +the O +A3 O +site O +. O + +At O +37 O +degrees O +C O +the O +enp1 O +- O +1 O +cells O +also O +had O +less O +32S O +and O +20S O +rRNA O +intermediates O +( O +Fig O +. O +6B O +and O +E O +) O +. O + +These O +results O +suggest O +that O +the O +enp1 O +mutation O +led O +to O +complete O +or O +nearly O +complete O +inhibition O +of O +processing O +at O +site O +A0 O +and O +A2 O +, O +and O +partial O +inhibition O +of O +processing O +at O +site O +A1 O +. O + +As O +a O +consequence O +, O +the O +35S O +pre O +- O +rRNA O +was O +cleaved O +at O +site O +A3 O +instead O +, O +producing O +23S O +and O +21S O +rRNA O +products O +. O + +Consistent O +with O +this O +theory O +, O +the O +27SA2 O +rRNA O +intermediate O +level O +was O +greatly O +reduced O +in O +enp1 O +cells O +at O +37 O +degrees O +C O +( O +Fig O +. O +6C O +) O +due O +to O +the O +inhibition O +of O +processing O +at O +A2 O +, O +while O +the O +27SB O +pre O +- O +rRNA O +level O +was O +similar O +to O +wild O +- O +type O +cells O +( O +Fig O +. O +6G O +) O +. O + +Moreover O +, O +no O +difference O +in O +the O +5 O +. O +8 O +rRNA O +level O +was O +observed O +between O +the O +wild O +- O +type O +cells O +and O +enp1 O +cells O +( O +Fig O +. O +6H O +) O +. O + +Enp1 O +is O +associated O +with O +U3 O +and O +U14 O +snoRNAs O +and O +with O +Nop1 O + +It O +has O +previously O +been O +shown O +that O +mutations O +in O +the O +U3 O +, O +U14 O +, O +snR10 O +and O +snR30 O +snoRNAs O +and O +in O +their O +associated O +proteins O +affect O +processing O +of O +35S O +pre O +- O +rRNA O +at O +A0 O +, O +A1 O +and O +A2 O +. O + +Because O +of O +the O +similarity O +with O +the O +processing O +defects O +of O +enp1 O +- O +1 O +strains O +, O +we O +tested O +the O +association O +between O +Enp1 O +and O +snoRNAs O +. O + +To O +do O +this O +, O +we O +created O +a O +strain O +in O +which O +a O +TAP O +tag O +was O +fused O +to O +the O +C O +- O +terminus O +of O +Enp1 O +. O + +The O +TAP O +tag O +contains O +Staphylococcus B +aureus I +Protein O +A O +as O +well O +as O +calmodulin O +- O +binding O +peptide O +sequences O +, O +so O +the O +tagged O +Enp1 O +binds O +IgG O +beads O +with O +high O +specificity O +. O + +Cells O +grew O +well O +with O +the O +TAP O +- O +tagged O +Enp1 O +as O +the O +only O +source O +of O +Enp1 O +protein O +, O +showing O +that O +it O +was O +functional O +. O + +As O +a O +control O +, O +we O +used O +a O +TAP O +tag O +on O +an O +unrelated O +cytoplasmic O +protein O +, O +Hst2 O +. O + +Strain O +CWY14 O +( O +ENP1 O +- O +TAP O +) O +and O +the O +Hst2 O +- O +TAP O +tagged O +strain O +were O +grown O +in O +YPD O +to O +mid O +- O +exponential O +phase O +before O +being O +harvested O +. O + +Extracts O +were O +prepared O +and O +mixed O +with O +IgG O +agarose O +beads O +to O +precipitate O +Enp1 O +- O +TAP O +and O +associated O +RNAs O +. O + +Total O +RNAs O +were O +extracted O +from O +washed O +IgG O +beads O +, O +separated O +on O +6 O +% O +polyacrylamide O +denaturing O +gels O +, O +transferred O +to O +nylon O +membranes O +and O +probed O +with O +radiolabeled O +oligonucleotides O +. O + +Northern O +analysis O +revealed O +that O +Enp1 O +- O +TAP O +precipitates O +were O +enriched O +with O +U3 O +and O +U14 O +snoRNAs O +relative O +to O +precipitates O +from O +the O +Hst2 O +- O +tagged O +strain O +( O +Fig O +. O +7A O +) O +. O + +The O +Enp1 O +- O +TAP O +samples O +were O +not O +enriched O +with O +snR30 O +snoRNA O +( O +Fig O +. O +7A O +) O +, O +nor O +with O +U24 O +or O +U18 O +snoRNAs O +( O +data O +not O +shown O +) O +. O + +We O +found O +no O +change O +in O +the O +levels O +of O +U3 O +, O +U14 O +, O +snR10 O +and O +snR30 O +snoRNAs O +in O +the O +enp1 O +mutant O +, O +indicating O +that O +the O +mutation O +did O +not O +affect O +snoRNAs O +levels O +( O +Fig O +. O +6I O +) O +. O + +The O +results O +indicate O +that O +Enp1 O +associates O +in O +vivo O +with O +U3 O +and O +U14 O +snoRNAs O +. O + +Much O +less O +U3 O +RNA O +co O +- O +immunoprecipitated O +with O +Enp1 O +- O +TAP O +than O +with O +Protein O +A O +- O +tagged O +Nop1 O +, O +which O +is O +known O +to O +associate O +with O +U3 O +and O +U14 O +snoRNAs O +( O +Fig O +. O +7A O +) O +. O + +However O +, O +Protein O +A O +- O +Nop1 O +was O +much O +more O +efficiently O +precipitated O +than O +was O +the O +Enp1 O +- O +TAP O +protein O +( O +data O +not O +shown O +) O +. O + +Therefore O +, O +it O +is O +likely O +that O +similar O +amounts O +of O +RNAs O +are O +associated O +with O +the O +two O +proteins O +and O +that O +the O +proteins O +are O +part O +of O +the O +same O +complex O +. O + +To O +address O +this O +further O +, O +we O +checked O +for O +the O +presence O +of O +Nop1 O +in O +the O +Enp1 O +- O +TAP O +immunoprecipitates O +. O + +Figure O +7B O +shows O +that O +Nop1 O +indeed O +is O +in O +the O +Enp1 O +precipitate O +but O +not O +in O +the O +Hst2 O +control O +, O +whereas O +an O +abundant O +ribosomal O +protein O +, O +L3 O +, O +is O +in O +neither O +precipitate O +. O + +U3 O +and O +U14 O +snoRNAs O +have O +been O +shown O +to O +interact O +with O +rRNA O +precursors O +and O +these O +interactions O +are O +required O +for O +pre O +- O +rRNA O +processing O +( O +35 O +- O +37 O +) O +. O + +Using O +an O +in O +vitro O +system O +, O +U3 O +was O +also O +shown O +to O +be O +associated O +with O +its O +rRNA O +substrate O +and O +processing O +product O +( O +38 O +) O +. O + +This O +raised O +the O +possibility O +that O +Enp1 O +might O +also O +be O +associated O +with O +rRNAs O +since O +its O +function O +in O +rRNA O +processing O +appeared O +linked O +to O +those O +of O +U3 O +and O +U14 O +snoRNAs O +. O + +To O +test O +this O +possibility O +, O +we O +further O +analyzed O +the O +RNAs O +that O +co O +- O +precipiate O +with O +TAP O +- O +tagged O +Enp1 O +. O + +The O +RNAs O +were O +separated O +on O +1 O +. O +2 O +% O +agarose O +formaldehyde O +gels O +or O +on O +polyacrylamide O +denaturing O +gels O +, O +transferred O +to O +nylon O +membranes O +and O +probed O +with O +radiolabeled O +oligonucleotides O +for O +pre O +- O +rRNAs O +. O + +A O +probe O +( O +P4 O +; O +see O +Fig O +. O +6 O +) O +specific O +to O +20s O +and O +its O +precursors O +revealed O +that O +pre O +- O +rRNAs O +35S O +, O +33S O +, O +32S O +and O +20S O +specifically O +co O +- O +precipitated O +with O +Enp1 O +- O +TAP O +( O +Fig O +. O +7C O +) O +. O + +No O +such O +enrichment O +was O +found O +using O +a O +probe O +( O +P8 O +; O +see O +Fig O +. O +6 O +) O +specific O +for O +27S O +RNAs O +or O +a O +probe O +for O +5 O +. O +8S O +RNA O +( O +Fig O +. O +7C O +) O +. O + +These O +results O +clearly O +demonstrated O +that O +Enp1 O +is O +associated O +with O +substrates O +and O +products O +of O +the O +early O +steps O +of O +18S O +rRNA O +processing O +. O + +Comparison O +of O +Enp1 O +with O +homologs O +in O +other O +organisms O + +Homologs O +of O +Enp1 O +protein O +in O +human B +, O +Drosophila B +and O +Caenorhabditis B +elegans I +have O +been O +reported O +( O +18 O +) O +. O + +A O +previously O +described O +human B +homolog O +, O +bystin O +, O +was O +only O +306 O +amino O +acids O +in O +length O +, O +and O +lacked O +sequences O +corresponding O +to O +the O +N O +- O +terminal O +163 O +amino O +acids O +of O +yeast B +Enp1 O +( O +19 O +) O +. O + +In O +contrast O +, O +we O +identified O +a O +human B +expressed O +sequence O +tag O +( O +EST O +) O +, O +BC007340 O +in O +a O +Blast O +search O +that O +revealed O +an O +ORF O +of O +1311 O +nucleotides O +encoding O +a O +437 O +amino O +acid O +polypeptide O +( O +39 O +) O +. O + +Comparison O +of O +this O +437 O +amino O +acid O +polypeptide O +with O +human B +bystin O +( O +19 O +) O +showed O +that O +they O +were O +encoded O +by O +the O +same O +gene O +on O +human B +chromosome O +6 O +. O + +The O +reported O +sequence O +for O +human B +bystin O +is O +a O +fragment O +of O +the O +437 O +amino O +acid O +human B +Enp1 O +protein O +, O +due O +to O +a O +truncated O +cDNA O +sequence O +. O + +Also O +, O +a O +sequence O +discrepancy O +at O +the O +C O +- O +terminus O +is O +due O +to O +inaccurate O +DNA O +sequence O +of O +the O +human B +bystin O +, O +as O +confirmed O +by O +available O +human B +genome O +and O +EST O +sequences O +. O + +Searches O +of O +the O +database O +of O +other O +organisms O +identified O +Enp1 O +homologs O +in O +S B +. I +pombe I +, O +Arabidopsis B +thaliana I +, O +C B +. I +elegans I +, O +Drosophila B +melanogaster I +and O +mouse B +. O + +The O +alignment O +of O +the O +homologs O +showed O +that O +they O +shared O +homology O +from O +the O +N O +- O +terminus O +to O +the O +C O +- O +terminus O +, O +with O +the O +C O +- O +terminal O +half O +extremely O +well O +conserved O +, O +with O +close O +to O +90 O +% O +similarity O +( O +Fig O +. O +8 O +) O +. O + +One O +interesting O +observation O +is O +that O +the O +two O +amino O +acids O +changed O +in O +the O +enp1 O +- O +1 O +mutant O +, O +W242 O +and O +V415 O +, O +are O +conserved O +among O +all O +homologs O +. O + +The O +human B +Enp1 O +homolog O +was O +cloned O +and O +expressed O +in O +yeast B +and O +tested O +for O +function O +. O + +Expressed O +under O +the O +control O +of O +ADH O +, O +TEF O +or O +GPD O +promoter O +, O +the O +human B +Enp1 O +homolog O +did O +not O +complement O +a O +yeast B +enp1 O +null O +mutant O +. O + +However O +, O +a O +GFP O +fusion O +to O +the O +N O +- O +terminus O +of O +human B +Enp1 O +homolog O +localized O +to O +the O +nucleus O +and O +was O +enriched O +in O +the O +nucleolus O +( O +data O +not O +shown O +) O +. O + +DISCUSSION O + +ENP1 O +is O +a O +yeast B +gene O +first O +identified O +in O +a O +genetic O +screen O +for O +complementation O +of O +mutations O +in O +ost4 O +, O +which O +encodes O +a O +subunit O +of O +oligosaccharide O +transferase O +( O +17 O +) O +, O +although O +subsequent O +work O +showed O +that O +it O +is O +unlikely O +that O +Enp1 O +has O +any O +connection O +to O +oligosaccharide O +transferase O +( O +18 O +) O +. O + +ENP1 O +was O +shown O +to O +be O +essential O +for O +viability O +and O +the O +Enp1 O +protein O +localized O +to O +the O +nucleus O +( O +18 O +) O +. O + +When O +we O +re O +- O +examined O +the O +localization O +of O +Enp1 O +, O +we O +observed O +that O +the O +protein O +was O +enriched O +in O +the O +nucleolus O +. O + +This O +finding O +led O +us O +to O +test O +for O +a O +role O +of O +Enp1 O +in O +ribosome O +synthesis O +. O + +Using O +an O +enp1 O +ts O +mutant O +, O +we O +found O +that O +depletion O +of O +Enp1 O +caused O +a O +40S O +ribosomal O +subunit O +deficiency O +. O + +Further O +analysis O +revealed O +that O +this O +deficiency O +was O +not O +due O +to O +a O +change O +of O +the O +subunit O +' O +s O +stability O +, O +but O +to O +a O +defect O +in O +the O +synthesis O +of O +the O +subunit O +' O +s O +18S O +rRNA O +component O +. O + +Pulse O +- O +chase O +analysis O +of O +RNA O +synthesis O +in O +an O +enp1 O +- O +1 O +strain O +revealed O +that O +no O +20S O +pre O +- O +rRNA O +or O +18S O +rRNA O +was O +made O +at O +the O +non O +- O +permissive O +temperature O +, O +while O +levels O +of O +25S O +rRNA O +appeared O +normal O +. O + +Low O +levels O +of O +precursors O +to O +18S O +rRNA O +were O +detected O +in O +the O +mutants O +, O +and O +they O +were O +extremely O +unstable O +. O + +Northern O +analysis O +of O +steady O +state O +RNA O +levels O +demonstrated O +that O +the O +enp1 O +mutation O +specifically O +inhibited O +the O +pre O +- O +rRNA O +early O +cleavages O +at O +sites O +A0 O +, O +A1 O +and O +A2 O +, O +which O +are O +required O +for O +the O +production O +of O +the O +20S O +pre O +- O +rRNA O +and O +the O +18S O +rRNA O +. O + +These O +defects O +of O +the O +enp1 O +mutation O +on O +rRNA O +processing O +are O +very O +similar O +to O +those O +caused O +by O +mutation O +of O +KRR1 O +, O +another O +essential O +nucleolar O +gene O +required O +for O +synthesis O +of O +the O +40S O +, O +but O +not O +the O +60S O +subunit O +( O +40 O +) O +. O + +Co O +- O +precipitation O +analyses O +provided O +strong O +evidence O +that O +Enp1 O +is O +directly O +involved O +in O +pre O +- O +rRNA O +processing O +. O + +In O +these O +experiments O +, O +TAP O +- O +tagged O +Enp1 O +bound O +to O +IgG O +beads O +specifically O +co O +- O +precipitated O +with O +two O +snoRNAs O +, O +U3 O +and O +U14 O +, O +and O +with O +the O +35S O +, O +33S O +, O +32S O +and O +20S O +pre O +- O +rRNAs O +. O + +Among O +the O +more O +than O +100 O +snoRNAs O +in O +yeast B +cells O +, O +U3 O +, O +U14 O +, O +snR10 O +, O +snR30 O +and O +MRP O +RNA O +are O +the O +only O +ones O +required O +for O +rRNA O +processing O +. O + +It O +has O +been O +shown O +that O +mutations O +in O +U3 O +, O +U14 O +, O +snR10 O +and O +snR30 O +snoRNAs O +and O +protein O +components O +of O +the O +snoRNPs O +affect O +processing O +at O +sites O +A0 O +, O +A1 O +or O +A2 O +( O +15 O +, O +16 O +, O +41 O +, O +42 O +) O +. O + +Enp1 O +' O +s O +interaction O +with O +U3 O +and O +U14 O +snoRNAs O +suggests O +that O +Enp1 O +' O +s O +function O +in O +rRNA O +processing O +involves O +these O +two O +snoRNAs O +. O + +The O +fact O +that O +the O +nucleolar O +protein O +, O +Nop1 O +, O +known O +to O +bind O +to O +U3 O +and O +U14 O +RNAs O +, O +also O +was O +found O +in O +the O +Enp1 O +precipitate O +, O +provides O +additional O +evidence O +that O +Enp1 O +is O +part O +of O +a O +complex O +involved O +in O +processing O +of O +rRNA O +. O + +Recently O +, O +a O +genome O +- O +wide O +study O +of O +yeast B +protein O +complexes O +, O +using O +a O +TAP O +tag O +method O +similar O +to O +ours O +, O +reported O +a O +number O +of O +proteins O +that O +co O +- O +immunoprecipitated O +with O +Enp1 O +( O +43 O +) O +. O + +These O +proteins O +included O +Imp4 O +, O +Kre31 O +, O +Kre33 O +, O +Mpp10 O +, O +Nop1 O +, O +Nop14 O +and O +Sof1 O +, O +all O +of O +which O +have O +been O +implicated O +in O +18S O +RNA O +processing O +or O +40S O +biogenesis O +. O + +Very O +recently O +( O +after O +the O +studies O +in O +this O +manuscript O +were O +concluded O +) O +Grandi O +et O +al O +. O +published O +an O +analysis O +of O +components O +of O +the O +90s O +preribosomal O +particle O +, O +which O +include O +the O +35S O +pre O +- O +rRNA O +, O +U3 O +snoRNP O +and O +rRNA O +processing O +factors O +for O +the O +40S O +subunit O +( O +44 O +) O +. O + +In O +agreement O +with O +our O +findings O +, O +they O +found O +that O +Enp1 O +is O +a O +component O +of O +this O +90s O +complex O +and O +also O +of O +a O +smaller O +complex O +containing O +the O +20S O +pre O +- O +rRNA O +. O + +Surprisingly O +, O +none O +of O +the O +other O +proteins O +involved O +in O +processing O +of O +pre O +- O +rRNAs O +that O +were O +tested O +associated O +with O +the O +20S O +rRNA O +, O +suggesting O +that O +those O +proteins O +, O +but O +not O +Enp1 O +, O +are O +released O +prior O +to O +20S O +pre O +- O +rRNA O +formation O +( O +44 O +) O +. O + +The O +authors O +also O +showed O +co O +- O +precipitation O +of O +Enp1 O +with O +dimethylated O +20S O +pre O +- O +rRNA O +, O +which O +is O +formed O +after O +export O +of O +20S O +to O +the O +cytoplasm O +. O + +These O +results O +of O +Grandi O +et O +al O +. O +suggest O +that O +Enp1 O +may O +also O +be O +involved O +in O +later O +steps O +of O +processing O +or O +nuclear O +export O +. O + +A O +previous O +study O +on O +the O +Enp1 O +human B +homolog O +, O +bystin O +, O +reported O +that O +the O +protein O +was O +localized O +in O +the O +cytoplasm O +of O +mammalian O +cells O +and O +might O +be O +involved O +in O +cell O +adhesion O +( O +19 O +) O +. O + +Our O +discovery O +of O +the O +437 O +amino O +acid O +human B +Enp1 O +homolog O +revealed O +that O +the O +bystin O +studied O +previously O +was O +from O +a O +truncated O +library O +cDNA O +encoding O +only O +the O +C O +- O +terminal O +306 O +amino O +acids O +. O + +Although O +the O +human B +homolog O +of O +Enp1 O +did O +not O +complement O +a O +yeast B +Delta O +enp1 O +mutant O +, O +we O +did O +show O +that O +it O +was O +localized O +to O +the O +nucleus O +and O +enriched O +in O +the O +nucleolus O +( O +data O +not O +shown O +) O +. O + +This O +strongly O +suggests O +that O +the O +conserved O +function O +of O +Enp1 O +is O +in O +rRNA O +processing O +. O + +The O +cytoplasmic O +localization O +of O +bystin O +and O +its O +proposed O +function O +in O +cell O +adhesion O +are O +unlikely O +to O +reflect O +the O +actual O +function O +of O +the O +human B +Enp1 O +homolog O +. O + +It O +will O +be O +important O +to O +study O +the O +nature O +of O +the O +associations O +between O +Enp1 O +and O +U3 O +and O +U14 O +snoRNPs O +, O +and O +to O +learn O +more O +about O +the O +exact O +role O +of O +Enp1 O +in O +ribosomal O +RNA O +processing O +. O + +Piezoelectric O +osteotomy O +in O +hand O +surgery O +: O +first O +experiences O +with O +a O +new O +technique O + +Abstract O + +Background O + +In O +hand O +and O +spinal O +surgery O +nerve O +lesions O +are O +feared O +complications O +with O +the O +use O +of O +standard O +oscillating O +saws O +. O + +Oral O +surgeons O +have O +started O +using O +a O +newly O +developed O +ultrasound O +bone O +scalpel O +when O +performing O +precise O +osteotomies O +. O + +By O +using O +a O +frequency O +of O +25 O +- O +29 O +kHz O +only O +mineralized O +tissue O +is O +cut O +, O +sparing O +the O +soft O +tissue O +. O + +This O +reduces O +the O +risk O +of O +nerve O +lesions O +. O + +As O +there O +is O +a O +lack O +of O +experience O +with O +this O +technique O +in O +the O +field O +of O +orthopaedic O +bone O +surgery O +, O +we O +performed O +the O +first O +ultrasound O +osteotomy O +in O +hand O +surgery O +. O + +Method O + +While O +performing O +a O +correctional O +osteotomy O +of O +the O +5th O +metacarpal O +bone O +we O +used O +the O +Piezosurgery O +( O +R O +) O +Device O +from O +Mectron O +[ O +Italy O +] O +instead O +of O +the O +usual O +oscillating O +saw O +. O + +We O +will O +report O +on O +our O +experience O +with O +one O +case O +, O +with O +a O +follow O +up O +time O +of O +one O +year O +. O + +Results O + +The O +cut O +was O +highly O +precise O +and O +there O +were O +no O +vibrations O +of O +the O +bone O +. O + +The O +time O +needed O +for O +the O +operation O +was O +slightly O +longer O +than O +the O +time O +needed O +while O +using O +the O +usual O +saw O +. O + +Bone O +healing O +was O +good O +and O +at O +no O +point O +were O +there O +any O +neurovascular O +disturbances O +. O + +Conclusion O + +The O +Piezosurgery O +( O +R O +) O +Device O +is O +useful O +for O +small O +long O +bone O +osteotomies O +. O + +Using O +the O +fine O +tip O +enables O +curved O +cutting O +and O +provides O +an O +opportunity O +for O +new O +osteotomy O +techniques O +. O + +As O +the O +device O +selectively O +cuts O +bone O +we O +feel O +that O +this O +device O +has O +great O +potential O +in O +the O +field O +of O +hand O +- O +and O +spinal O +surgery O +. O + +Background O + +For O +osteotomies O +of O +the O +hand O +oscillating O +saws O +are O +usually O +used O +[ O +1 O +] O +. O + +Even O +though O +they O +are O +varied O +in O +size O +, O +they O +are O +not O +very O +precise O +for O +use O +in O +the O +vicinity O +of O +nerves O +and O +arteries O +. O + +They O +also O +pose O +problems O +while O +being O +used O +in O +conjunction O +with O +magnification O +, O +as O +one O +' O +s O +range O +of O +sight O +and O +focus O +is O +restricted O +when O +wearing O +magnifying O +glasses O +. O + +For O +that O +reason O +oral O +surgeons O +have O +moved O +to O +using O +the O +newly O +developed O +piezoelectrical O +bone O +scalpel O +when O +operating O +in O +the O +near O +vicinity O +of O +nerves O +or O +arteries O +. O + +The O +tip O +of O +this O +instrument O +oscillates O +in O +the O +frequency O +of O +ultrasound O +[ O +2 O +] O +. O + +The O +mechanism O +of O +this O +device O +is O +based O +on O +the O +so O +called O +Piezo O +- O +Effect O +. O + +French O +Physicists O +Jean O +and O +Marie O +Curie O +first O +mentioned O +the O +direct O +Piezo O +- O +Effect O +1880 O +, O +whereby O +certain O +crystals O +produce O +electrical O +current O +while O +under O +mechanical O +pressure O +. O + +The O +reciprocal O +effect O +, O +by O +which O +the O +crystals O +are O +deformed O +when O +under O +electrical O +current O +, O +was O +then O +discovered O +a O +while O +later O +. O + +This O +is O +the O +effect O +being O +used O +by O +the O +Piezosurgery O +Device O +( O +R O +) O +. O + +In O +this O +device O +, O +the O +electrical O +field O +is O +located O +in O +the O +handle O +of O +the O +saw O +[ O +3 O +] O +. O + +Due O +to O +the O +deformation O +caused O +by O +the O +electrical O +current O +, O +a O +cutting O +- O +hammering O +movement O +is O +produced O +at O +the O +tip O +of O +the O +instrument O +. O + +These O +micro O +movements O +are O +in O +the O +frequency O +range O +of O +25 O +to O +29 O +kHz O +and O +, O +depending O +on O +the O +insert O +, O +with O +an O +amplitude O +of O +60 O +to O +210 O +mu O +m O +. O + +This O +way O +only O +mineralized O +tissue O +is O +selectively O +cut O +. O + +Neurovascular O +tissue O +and O +other O +soft O +tissue O +would O +only O +be O +cut O +by O +a O +frequency O +of O +above O +50 O +kHz O +[ O +3 O +- O +5 O +] O +. O + +Depending O +on O +the O +strength O +of O +the O +bone O +and O +the O +blade O +geometry O +, O +the O +efficiency O +of O +the O +cutting O +can O +be O +regulated O +by O +the O +frequency O +modulator O +and O +the O +power O +level O +. O + +For O +cooling O +there O +is O +an O +integrated O +pump O +with O +five O +different O +working O +levels O +. O + +This O +pump O +automatically O +washes O +physiological O +solution O +to O +the O +area O +being O +cut O +. O + +The O +cost O +of O +the O +device O +is O +about O +7 O +. O +000 O +USD O +. O + +Additional O +costs O +per O +operation O +are O +for O +the O +cooling O +liquid O +and O +are O +in O +the O +range O +of O +a O +few O +dollars O +. O + +We O +have O +used O +the O +Piezosurgery O +Device O +( O +R O +) O +by O +Mectron O +[ O +Italy O +] O +[ O +3 O +] O +for O +the O +first O +time O +in O +osteotomies O +of O +the O +long O +bone O +in O +the O +field O +of O +hand O +surgery O +. O + +We O +will O +report O +on O +our O +experience O +with O +one O +case O +, O +with O +a O +follow O +up O +time O +of O +one O +year O +. O + +Method O + +The O +correctional O +osteotomy O +was O +performed O +on O +a O +23 O +year O +old O +worker O +who O +suffered O +a O +malunited O +metacarpal O +bone O +fracture O +of O +the O +fifth O +finger O +on O +his O +dominant O +hand O +. O + +The O +X O +- O +ray O +revealed O +a O +45 O +degree O +angular O +deformity O +of O +the O +fifth O +metacarpal O +neck O +with O +internal O +rotation O +. O + +( O +Figure O +1 O +) O +. O + +The O +operation O +was O +performed O +under O +regional O +anesthesia O +. O + +A O +longitudinal O +incision O +was O +made O +over O +the O +fifth O +metacarpal O +. O + +The O +tendon O +of O +the O +extensor O +digiti O +minimi O +was O +found O +and O +on O +its O +radial O +side O +the O +periosteum O +of O +metacarpal O +five O +was O +reached O +. O + +The O +periosteum O +was O +opened O +longitudinally O +over O +the O +defect O +as O +usual O +. O + +For O +the O +correction O +of O +the O +defect O +of O +45 O +degrees O +, O +a O +bone O +wedge O +was O +excised O +. O + +Instead O +of O +using O +the O +traditional O +oscillating O +saw O +, O +the O +Piezosurgery O +Device O +( O +R O +) O +[ O +3 O +] O +was O +used O +( O +Figure O +2 O +) O +. O + +We O +used O +a O +sharp O +hardened O +saw O +coated O +with O +titannitrid O +( O +Figure O +3 O +) O +. O + +For O +most O +of O +the O +surgery O +the O +highest O +power O +level O +, O +the O +boosted O +burst O +c O +, O +was O +used O +. O + +We O +set O +the O +automatic O +cooling O +of O +the O +area O +with O +water O +to O +its O +highest O +level O +. O + +The O +angulation O +and O +rotation O +was O +corrected O +and O +fixed O +with O +a O +1 O +. O +5 O +mm O +titanium O +five O +- O +hole O +plate O +and O +four O +screws O +. O + +Closure O +of O +the O +wound O +was O +done O +in O +layers O +. O + +Mobilization O +was O +started O +on O +the O +10th O +postoperative O +day O +. O + +The O +overall O +time O +of O +observation O +was O +one O +year O +. O + +Results O +and O +discussion O + +The O +Piezosurgery O +( O +R O +) O +Device O +is O +ideally O +sized O +for O +hand O +surgery O +. O + +The O +cutting O +was O +very O +precise O +. O + +The O +edges O +of O +the O +osteotomy O +were O +all O +sharp O +to O +the O +edge O +, O +there O +was O +no O +need O +to O +split O +the O +bone O +with O +a O +chisel O +, O +nor O +was O +there O +the O +danger O +of O +a O +break O +out O +. O + +During O +the O +osteotomy O +there O +were O +no O +disturbing O +vibrations O +in O +the O +area O +of O +operation O +. O + +This O +absence O +of O +vibration O +is O +very O +practical O +for O +operations O +using O +a O +magnifier O +. O + +Vercellotti O +mentions O +that O +to O +overcome O +any O +problems O +during O +surgery O +, O +instead O +of O +increasing O +pressure O +on O +the O +hand O +piece O +, O +as O +in O +traditional O +techniques O +, O +it O +is O +necessary O +to O +find O +the O +correct O +pressure O +to O +achieve O +the O +desired O +result O +. O + +With O +piezoelectric O +surgery O +, O +increasing O +the O +working O +pressure O +above O +a O +certain O +limit O +impedes O +the O +vibrations O +of O +the O +insert O +[ O +4 O +] O +. O + +We O +have O +also O +experienced O +this O +in O +our O +study O +. O + +The O +instrument O +can O +be O +moved O +in O +all O +directions O +comparable O +to O +a O +pen O +. O + +The O +tip O +of O +the O +instrument O +is O +exchangeable O +. O + +Using O +the O +fine O +tip O +enables O +multiplanar O +as O +well O +as O +curved O +cutting O +. O + +Because O +of O +the O +automatic O +water O +cooling O +during O +the O +whole O +procedure O +, O +there O +is O +always O +a O +clear O +view O +onto O +the O +object O +. O + +This O +is O +something O +oral O +surgeons O +found O +especially O +useful O +[ O +6 O +] O +. O + +The O +authors O +mention O +that O +the O +downside O +of O +the O +device O +is O +the O +relative O +slow O +sawing O +process O +. O + +We O +needed O +about O +30 O +seconds O +for O +one O +cut O +of O +the O +relatively O +small O +bone O +. O + +This O +is O +about O +20 O +seconds O +longer O +than O +the O +time O +needed O +for O +cutting O +with O +the O +usual O +saw O +. O + +Although O +the O +power O +can O +be O +regulated O +with O +the O +power O +box O +and O +the O +use O +of O +different O +scalpels O +, O +we O +agree O +with O +other O +authors O +that O +the O +optimal O +use O +of O +this O +device O +is O +in O +surgeries O +of O +small O +bones O +where O +precise O +and O +soft O +tissue O +friendly O +cutting O +is O +required O +[ O +7 O +] O +. O + +As O +other O +literature O +has O +shown O +, O +the O +device O +selectively O +cuts O +bone O +while O +sparing O +nerves O +and O +other O +soft O +tissue O +[ O +2 O +, O +3 O +] O +. O + +This O +allows O +for O +minimal O +invasive O +surgeries O +with O +limited O +retraction O +of O +soft O +tissue O +and O +minimal O +stripping O +of O +the O +periosteum O +, O +saves O +time O +and O +might O +have O +a O +positive O +effect O +on O +the O +healing O +process O +. O + +Our O +aim O +of O +the O +first O +time O +use O +of O +the O +Piezosurgery O +( O +R O +) O +Device O +in O +hand O +surgery O +was O +to O +check O +its O +usability O +in O +osteotomies O +of O +tubular O +bones O +. O + +The O +preparation O +of O +the O +bone O +was O +done O +in O +the O +usual O +manner O +as O +is O +done O +when O +cutting O +with O +an O +oscillating O +saw O +. O + +The O +reason O +for O +this O +was O +to O +fully O +visualize O +the O +cutting O +process O +using O +this O +new O +device O +, O +although O +in O +the O +future O +, O +it O +should O +be O +possible O +to O +minimize O +the O +bony O +exposure O +. O + +In O +our O +patient B +the O +postoperative O +healing O +of O +the O +wound O +and O +the O +bone O +consolidation O +( O +Figure O +4 O +) O +were O +smooth O +. O + +The O +duration O +of O +postoperative O +sick O +leave O +was O +four O +weeks O +which O +is O +more O +rapid O +than O +the O +usual O +recovery O +period O +. O + +The O +patient B +regained O +full O +use O +of O +his O +finger O +according O +to O +the O +state O +before O +the O +fracture O +. O + +At O +no O +point O +was O +there O +any O +loss O +of O +sensitivity O +. O + +The O +patient B +as O +well O +as O +the O +surgeons O +were O +fully O +satisfied O +with O +the O +result O +. O + +Conclusion O + +The O +Piezosurgery O +( O +R O +) O +Device O +is O +a O +useful O +device O +for O +small O +long O +bone O +osteotomies O +. O + +We O +feel O +that O +this O +device O +has O +great O +potential O +in O +the O +field O +of O +hand O +- O +and O +spinal O +surgery O +. O + +As O +the O +device O +selectively O +cuts O +bone O +, O +considerable O +nerve O +lesions O +can O +be O +avoided O +and O +minimal O +invasive O +surgeries O +are O +possible O +. O + +Using O +the O +fine O +tip O +enables O +curved O +cutting O +and O +provides O +an O +opportunity O +for O +new O +osteotomy O +techniques O +. O + +Competing O +interests O + +The O +author O +( O +s O +) O +declare O +that O +they O +have O +no O +competing O +interests O +. O + +Authors O +' O +contributions O + +DJH O +initiated O +and O +coordinated O +the O +new O +application O +of O +Piezosurgery O +( O +R O +) O +device O +and O +wrote O +the O +publication O +. O + +StSt O +lead O +the O +osteotomy O +as O +he O +was O +experienced O +with O +this O +tool O +from O +oral O +surgery O +. O + +He O +played O +a O +major O +part O +in O +writing O +the O +technical O +aspects O +. O + +OVK O +was O +the O +treating O +surgeon O +, O +performed O +the O +operation O +and O +evaluated O +the O +new O +tool O +. O + +SS O +performed O +a O +literature O +review O +and O +wrote O +part O +of O +the O +publication O +. O + +PH O +was O +the O +treating O +chief O +surgeon O +, O +evaluated O +the O +new O +tool O +and O +lead O +the O +treatment O +in O +all O +aspects O +. O + +Consent O + +We O +obtained O +oral O +consent O +from O +the O +patient B +but O +could O +not O +obtain O +written O +consent O +. O + +Pre O +- O +publication O +history O + +The O +pre O +- O +publication O +history O +for O +this O +paper O +can O +be O +accessed O +here O +: O + +Molecular O +cloning O +of O +four O +novel O +murine B +ribonuclease O +genes O +: O +unusual O +expansion O +within O +the O +ribonuclease O +A O +gene O +family O +. O + +Abstract O + +We O +have O +characterized O +four O +novel O +murine B +ribonuclease O +genes O +that O +, O +together O +with O +the O +murine B +eosinophil O +- O +associated O +ribonucleases O +1 O +and O +2 O +, O +form O +a O +distinct O +and O +unusual O +cluster O +within O +the O +RNase O +A O +gene O +superfamily O +. O + +Three O +of O +these O +genes O +( O +mR O +- O +3 O +, O +mR O +- O +4 O +, O +mR O +- O +5 O +) O +include O +complete O +open O +reading O +frames O +, O +encoding O +ribonucleases O +with O +eight O +cysteines O +and O +appropriately O +spaced O +histidines O +( O +His11 O +and O +His124 O +) O +and O +lysine O +( O +Lys35 O +) O +that O +are O +characteristic O +of O +this O +enlarging O +protein O +family O +; O +the O +fourth O +sequence O +encodes O +a O +non O +- O +functional O +pseudogene O +( O +mR O +- O +6P O +) O +. O + +Although O +the O +amino O +acid O +sequence O +similarities O +among O +these O +murine B +ribonucleases O +varies O +from O +60 O +to O +94 O +% O +, O +they O +form O +a O +unique O +cluster O +, O +as O +each O +sequence O +is O +found O +to O +be O +more O +closely O +related O +to O +another O +of O +this O +group O +than O +to O +either O +murine B +angiogenin O +or O +to O +murine B +pancreatic O +ribonuclease O +. O + +Interestingly O +, O +the O +relationship O +between O +the O +six O +genes O +in O +this O +' O +mR O +cluster O +' O +and O +the O +defined O +lineages O +of O +the O +RNase O +A O +gene O +family O +could O +not O +be O +determined O +by O +amino O +acid O +sequence O +homology O +, O +suggesting O +the O +possibility O +that O +there O +are O +one O +or O +more O +additional O +ribonuclease O +lineages O +that O +have O +yet O +to O +be O +defined O +. O + +Although O +the O +nature O +of O +the O +evolutionary O +constraints O +promoting O +this O +unusual O +expansion O +and O +diversification O +remain O +unclear O +, O +the O +implications O +with O +respect O +to O +function O +are O +intriguing O +. O + +< O +FFFD O +> O +1997 O +Oxford O +University O +Press O + +Nucleic O +Acids O +Research O +, O +1997 O +, O +Vol O +. O + +25 O +, O +No O +. O +21 O + +4235 O +< O +FFFD O +> O +4239 O + +Molecular O +cloning O +of O +four O +novel O +murine B +ribonuclease O +genes O +: O +unusual O +expansion O +within O +the O +Ribonuclease O +A O +gene O +family O +Dean O +Batten O ++ O +, O +Kimberly O +D O +. O +Dyer O +, O +Joseph O +B O +. O +Domachowske O +< O +FFFD O +> O +and O +Helene O +F O +. O +Rosenberg O +* O +The O +Laboratory O +of O +Host O +Defenses O +, O +Building O +10 O +, O +Room O +11N104 O +, O +National O +Institute O +of O +Allergy O +and O +Infectious O +Diseases O +, O +National O +Institutes O +of O +Health O +, O +9000 O +Rockville O +Pike O +, O +Bethesda O +, O +MD O +20892 O +, O +USA O +Received O +August O +4 O +, O +1997 O +; O +Revised O +and O +Accepted O +September O +17 O +, O +1997 O +DDBJ O +/ O +EMBL O +/ O +GenBank O +accession O +numbers O +: O +U72031 O +, O +U72032 O +, O +AF017258 O +< O +FFFD O +> O +AF017261 O + +ABSTRACT O +We O +have O +characterized O +four O +novel O +murine B +ribonuclease O +genes O +that O +, O +together O +with O +the O +murine B +eosinophilassociated O +ribonucleases O +1 O +and O +2 O +, O +form O +a O +distinct O +and O +unusual O +cluster O +within O +the O +RNase O +A O +gene O +superfamily O +. O + +Three O +of O +these O +genes O +( O +mR O +- O +3 O +, O +mR O +- O +4 O +, O +mR O +- O +5 O +) O +include O +complete O +open O +reading O +frames O +, O +encoding O +ribonucleases O +with O +eight O +cysteines O +and O +appropriately O +spaced O +histidines O +( O +His11 O +and O +His124 O +) O +and O +lysine O +( O +Lys35 O +) O +that O +are O +characteristic O +of O +this O +enlarging O +protein O +family O +; O +the O +fourth O +sequence O +encodes O +a O +non O +- O +functional O +pseudogene O +( O +mR O +- O +6P O +) O +. O + +Although O +the O +amino O +acid O +sequence O +similarities O +among O +these O +murine B +ribonucleases O +varies O +from O +60 O +to O +94 O +% O +, O +they O +form O +a O +unique O +cluster O +, O +as O +each O +sequence O +is O +found O +to O +be O +more O +closely O +related O +to O +another O +of O +this O +group O +than O +to O +either O +murine B +angiogenin O +or O +to O +murine B +pancreatic O +ribonuclease O +. O + +Interestingly O +, O +the O +relationship O +between O +the O +six O +genes O +in O +this O +` O +mR O +cluster O +' O +and O +the O +defined O +lineages O +of O +the O +RNase O +A O +gene O +family O +could O +not O +be O +determined O +by O +amino O +acid O +sequence O +homology O +, O +suggesting O +the O +possibility O +that O +there O +are O +one O +or O +more O +additional O +ribonuclease O +lineages O +that O +have O +yet O +to O +be O +defined O +. O + +Although O +the O +nature O +of O +the O +evolutionary O +constraints O +promoting O +this O +unusual O +expansion O +and O +diversification O +remain O +unclear O +, O +the O +implications O +with O +respect O +to O +function O +are O +intriguing O +. O + +INTRODUCTION O +Ribonuclease O +A O +( O +RNase O +A O +, O +bovine B +pancreatic O +ribonuclease O +) O +is O +the O +prototype O +of O +an O +enlarging O +family O +of O +proteins O +defined O +by O +distinctive O +elements O +of O +conserved O +primary O +structure O +and O +enzymatic O +activity O +( O +1 O +, O +2 O +) O +. O + +The O +features O +shared O +by O +all O +members O +of O +the O +RNase O +A O +family O +include O +six O +to O +eight O +cysteines O +and O +specific O +histidine O +and O +lysine O +residues O +that O +form O +the O +ribonuclease O +active O +site O +. O + +To O +date O +, O +several O +distinct O +lineages O +within O +the O +RNase O +A O +superfamily O +have O +been O +identified O +. O + +Pancreatic O +ribonucleases O +( O +RNases O +1 O +) O +have O +been O +isolated O +from O +an O +extensive O +array O +of O +mammalian O +species O +( O +3 O +, O +4 O +) O +, O +and O +mRNA O +encoding O +human B +pancreatic O +ribonuclease O +has O +been O +detected O +in O + +numerous O +somatic O +tissues O +in O +addition O +to O +pancreas O +( O +5 O +) O +. O + +RNases O +2 O +and O +3 O +, O +eosinophil O +- O +derived O +neurotoxin O +( O +EDN O +) O +and O +eosinophil O +cationic O +protein O +( O +ECP O +) O +, O +respectively O +, O +have O +been O +characterized O +primarily O +with O +respect O +to O +eosinophil O +function O +( O +6 O +, O +7 O +) O +, O +although O +expression O +of O +EDN O +[ O +also O +known O +as O +RNase O +Us O +( O +8 O +) O +or O +human B +liver O +ribonuclease O +( O +9 O +) O +] O +is O +also O +widespread O +( O +5 O +) O +. O + +Angiogenin O +( O +RNase O +5 O +) O +, O +a O +structurally O +atypical O +member O +of O +this O +family O +, O +was O +originally O +identified O +as O +an O +agent O +promoting O +blood O +vessel O +growth O +and O +development O +( O +10 O +, O +11 O +) O +. O + +RNase O +4 O +( O +12 O +, O +13 O +) O +and O +RNase O +k6 O +( O +14 O +) O +are O +also O +members O +of O +the O +RNase O +A O +superfamily O +, O +although O +their O +functions O +are O +currently O +obscure O +. O + +Recently O +, O +Larson O +and O +colleagues O +( O +15 O +) O +described O +cDNAs O +encoding O +two O +highly O +homologous O +murine B +ribonucleases O +, O +the O +murine B +eosinophil O +- O +associated O +ribonucleases O +( O +mEAR O +) O +1 O +and O +2 O +, O +which O +were O +cloned O +and O +identified O +via O +tryptic O +peptides O +isolated O +from O +murine B +eosinophil O +proteins O +. O + +Although O +Southern O +analysis O +demonstrated O +that O +multiple O +copies O +of O +sequence O +homologous O +to O +mEAR O +- O +1 O +and O +mEAR O +- O +2 O +were O +present O +in O +murine B +genomic O +DNA O +, O +the O +precise O +nature O +of O +these O +copies O +- O +- O +as O +pseudogenes O +, O +polymorphisms O +, O +or O +distinct O +functional O +genes O +- O +- O +was O +unclear O +. O + +In O +this O +work O +, O +we O +have O +identified O +four O +of O +these O +homologous O +sequences O +, O +three O +encoding O +novel O +ribonucleases O +, O +and O +one O +encoding O +a O +pseudogene O +. O + +Together O +with O +mEAR O +- O +1 O +and O +mEAR O +- O +2 O +, O +these O +six O +ribonuclease O +genes O +form O +an O +` O +mR O +cluster O +, O +' O +whose O +members O +are O +more O +closely O +related O +to O +one O +another O +than O +they O +are O +to O +other O +murine B +ribonucleases O +, O +yet O +whose O +position O +with O +respect O +to O +the O +defined O +RNase O +A O +lineages O +remains O +unclear O +. O + +MATERIALS O +AND O +METHODS O +Isolation O +of O +genomic O +fragments O +encoding O +murine B +ribonucleases O +by O +polymerase O +chain O +reaction O +( O +PCR O +) O +Genomic O +DNA O +was O +isolated O +from O +cells O +of O +the O +murine B +3T3 O +fibroblast O +cell O +line O +. O + +The O +mR O +- O +3 O +, O +mR O +- O +5 O +and O +mR O +- O +6P O +sequences O +were O +amplified O +using O +oligonucleotide O +primers O +derived O +from O +the O +published O +coding O +sequence O +of O +mEAR O +- O +1 O +as O +follows O +: O +5 O +- O +CAA O +ACC O +CTT O +TCC O +CAG O +AAG O +TTT O +GCC O +- O +3 O +( O +amino O +acids O +28 O +< O +FFFD O +> O +33 O +) O +; O +5 O +- O +AAA O +TGT O +CCC O +ATC O +CAA O +GTG O +AAC O +TGG O +ACC O +- O +3 O +( O +amino O +acids O +156 O +< O +FFFD O +> O +148 O +) O +( O +15 O +) O +. O + +The O +PCR O +reactions O +were O +performed O +as O +described O +previously O +( O +14 O +) O +, O +and O +the O +multiple O +products O +present O +in O +the O +single O +400 O +bp O +product O +were O +identified O +by O +dideoxy O + +* O +To O +whom O +correspondence O +should O +be O +addressed O +. O + +Tel O +: O ++ O +1 O +301 O +402 O +9131 O +; O +Fax O +: O ++ O +1 O +301 O +402 O +4369 O +; O +Email O +: O +hr2k O +@ O +nih O +. O +gov O +Present O +addresses O +: O ++ O +Duke O +University O +School O +of O +Medicine O +, O +Durham O +, O +NC O +27701 O +, O +USA O +and O +< O +FFFD O +> O +Department O +of O +Pediatrics O +, O +State O +University O +of O +New O +York O +- O +Health O +Sciences O +Center O +at O +Syracuse O +, O +Syracuse O +, O +NY O +13210 O +, O +USA O + +4236 O +Nucleic O +Acids O +Research O +, O +1997 O +, O +Vol O +. O + +25 O +, O +No O +. O +21 O + +Figure O +1 O +. O + +( O +A O +) O +Alignment O +of O +amino O +acid O +sequences O +encoded O +by O +six O +related O +murine B +ribonuclease O +genes O +. O + +Regions O +of O +amino O +acid O +sequence O +identity O +among O +the O +five O +functional O +genes O +are O +enclosed O +in O +boxes O +; O +the O +boxes O +enclosing O +the O +active O +site O +residues O +( O +His11 O +, O +Lys35 O +, O +His124 O +) O +and O +eight O +cysteines O +conserved O +in O +all O +members O +of O +the O +RNase O +A O +superfamily O +are O +shaded O +. O + +( O +B O +) O +Percent O +similarities O +between O +amino O +acid O +sequences O +determined O +via O +the O +BESTFIT O +algorithm O +of O +the O +Wisconsin O +Genetics O +Computer O +Group O +( O +WGCG O +) O +program O +on O +- O +line O +at O +the O +National O +Institutes O +of O +Health O +. O + +GenBank O +accession O +numbers O +: O +mEAR O +( O +murine B +eosinophil O +- O +associated O +ribonuclease O +) O +- O +1 O +, O +U72032 O +; O +mEAR O +- O +2 O +, O +U72031 O +; O +mR O +( O +murine B +ribonuclease O +) O +- O +3 O +, O +AF017258 O +; O +mR O +- O +4 O +, O +AF017259 O +; O +mR O +- O +5 O +, O +AF017260 O +; O +mR O +- O +6P O +( O +pseudogene O +) O +, O +AF017261 O +. O + +sequencing O +of O +individual O +plasmids O +after O +subcloning O +into O +the O +pCR O +II O +TA O +cloning O +vector O +( O +Invitrogen O +, O +San O +Diego O +, O +CA O +) O +. O + +The O +complete O +open O +reading O +frames O +were O +obtained O +by O +extension O +in O +both O +5 O +and O +3 O +directions O +by O +uni O +- O +directional O +PCR O +( O +Genome O +Walker O +kit O +, O +Clontech O +, O +Palo O +Alto O +, O +CA O +) O +, O +involving O +two O +amplifications O +with O +nested O +primers O +and O +Tth O +polymerase O +as O +described O +previously O +( O +14 O +) O +. O + +The O +nested O +gene O +- O +specific O +primer O +pairs O +were O +as O +follows O +: O +for O +5 O +extension O +of O +mR O +- O +3 O +, O +5 O +- O +CTG O +GAA O +CCA O +CTG O +GAT O +ACG O +TGG O +GAC O +TGT O +CCT O +- O +3 O +and O +5 O +- O +ACG O +TGG O +GAC O +TGT O +CCT O +GTG O +GAG O +TTC O +TGG O +GTT O +- O +3 O +; O +for O +3 O +extension O +of O +mR O +- O +3 O +, O +5 O +- O +ATG O +CTG O +TTG O +GTG O +TGT O +GTG O +GAA O +ATC O +CAA O +GTG O +- O +3 O +and O +5 O +- O +GCT O +TGT O +GCA O +GTG O +ACA O +ATA O +TAA O +GTC O +AAA O +ACT O +- O +3 O +; O +for O +5 O +extension O +of O +mR O +- O +5 O +, O +5 O +- O +GGT O +GGG O +ACG O +GTC O +CTT O +TGG O +AGT O +TCT O +GGG O +GTT O +ACA O +- O +3 O +and O +5 O +- O +GGG O +GTT O +ACA O +GGC O +AAC O +TGT O +GTA O +GGA O +CTT O +CTT O +TCC O +- O +3 O +; O +for O +3 O +extension O +of O +mR O +- O +5 O +, O +5 O +- O +GAT O +GTT O +GTC O +CGT O +GTG O +TGT O +CAC O +AAT O +CCA O +CCC O +- O +3 O +and O +5 O +- O +AAG O +ACT O +TGC O +AAA O +GAC O +GGG O +ACA O +AGT O +CCA O +AAT O +- O +3 O +; O +for O +5 O +extension O +of O +mR O +- O +6P O +, O +5 O +- O +TTG O +TTG O +TTT O +TGC O +ATC O +TGC O +ATT O +GTG O +CAT O +AAC O +TGC O +- O +3 O +and O +5 O +- O +TTC O +TGC O +ATA O +ACT O +GCT O +TGC O +TGA O +ACT O +TGT O +GAG O +TGA O +- O +3 O +; O +for O +3 O +extension O +of O +mR O +- O +6P O +, O +5 O +- O +ATG O +TGA O +TAA O +TGC O +AAT O +GCT O +GTC O +TCT O +TAG O +CAG O +TTA O +- O +3 O +and O +5 O +- O +TAC O +AAG O + +AGT O +ATG O +TAA O +GCC O +ATT O +GAA O +TCA O +TTT O +TCT O +- O +3 O +. O + +The O +products O +of O +these O +reactions O +were O +likewise O +subcloned O +into O +the O +PCR O +II O +TA O +vector O +and O +evaluated O +by O +dideoxy O +- O +sequencing O +. O + +The O +mR O +- O +4 O +sequence O +was O +amplified O +with O +a O +36 O +bp O +primer O +derived O +from O +sequence O +encoding O +the O +amino O +- O +terminal O +signal O +sequence O +of O +mEAR O +- O +1 O +; O +5 O +- O +ATG O +GGT O +CCG O +AAG O +CTG O +CTT O +GAG O +TCC O +CGA O +CTT O +TGT O +CTC O +- O +3 O +with O +the O +carboxy O +- O +primer O +described O +above O +. O + +Northern O +analysis O +The O +murine B +multi O +- O +tissue O +Northern O +blot O +was O +purchased O +from O +Clontech O +, O +and O +pre O +- O +hybridized O +and O +hybridized O +as O +per O +manufacturer O +' O +s O +instructions O +with O +radiolabelled O +oligonucleotide O +probes O +. O + +The O +membrane O +was O +washed O +with O +5 O +< O +FFFD O +> O +SSPE O +with O +0 O +. O +1 O +% O +SDS O +for O +1 O +h O +at O +37 O +_ O +C O +and O +the O +autoradiogram O +developed O +after O +exposure O +to O +film O +at O +< O +FFFD O +> O +80 O +_ O +C O +. O + +The O +mEAR O +- O +1 O +/ O +mEAR O +- O +2 O +/ O +mR O +- O +3 O +probe O +: O +5 O +- O +CTC O +TTG O +TCA O +CTG O +CAC O +AAG O +CCA O +CTT O +GGA O +TTT O +CC O +- O +3 O +, O +the O +mR O +- O +5 O +probe O +: O +5 O +- O +GTC O +CCG O +TCT O +TTG O +CAA O +GTC O +TTG O +GGT O +GGA O +TTG O +TG O +- O +3 O +, O +and O +the O +actin O +probe O +: O +5 O +- O +GCA O +CAT O +GCC O +GGA O +GCC O +GTT O +GTC O +GAC O +GAC O +GAG O +CGC O +GGC O +GAT O +ATC O +ATC O +ATC O +- O +3 O +( O +16 O +) O +. O + +4237 O +Nucleic O +Acids O +Research O +, O +1997 O +, O +Vol O +. O + +25 O +, O +No O +. O + +Nucleic O +Acids O +Research O +, O +1994 O +, O +Vol O +. O + +22 O +, O +No O +. O +121 O +4237 O + +Figure O +2 O +. O + +( O +A O +) O +Dendrogram O +depicting O +relationships O +among O +the O +eight O +characterized O +murine B +ribonucleases O +as O +determined O +by O +a O +modified O +UPGMA O +method O +( O +17 O +) O +. O + +Abbreviations O +are O +as O +in O +Figure O +1A O +, O +also O +mPR O +( O +murine B +pancreatic O +ribonuclease O +, O +sw O +: O +rnp O +_ O +mouse B +) O +, O +mANG O +( O +murine B +angiogenin O +, O +U72672 O +) O +, O +hEDN O +( O +human B +eosinophil O +- O +derived O +neurotoxin O +, O +M24157 O +) O +, O +hECP O +( O +human B +eosinophil O +cationic O +protein O +, O +X15161 O +) O +, O +hRK6 O +( O +human B +ribonuclease O +k6 O +, O +U64998 O +) O +, O +pRK6 O +( O +porcine O +kidney O +ribonuclease O +( O +24 O +) O +, O +and O +bRK6 O +( O +bovine B +kidney O +ribonuclease O +, O +sw O +: O +rnkd O +_ O +bovin O +) O +. O + +( O +B O +) O +Calculated O +isoelectric O +points O +from O +amino O +acid O +sequences O +in O +( O +A O +) O +as O +determined O +via O +the O +PEPTIDESORT O +algorithm O +of O +WGCG O +. O + +Table O +1 O +. O + +Amino O +acid O +sequence O +comparisons O +of O +murine B +and O +human B +ribonucleases O + +Sequence O +analysis O +All O +DNA O +sequence O +analysis O +and O +comparisons O +were O +performed O +with O +the O +assistance O +of O +the O +Wisconsin O +Genetics O +Computer O +Group O +and O +Sequencher O +( O +Gene O +Codes O +Corporation O +) O +programs O +available O +at O +the O +National O +Institutes O +of O +Health O +. O + +The O +dendrogram O +in O +Figure O +2A O +was O +constructed O +by O +a O +modified O +version O +of O +the O +unweighted O +pair O +group O +method O +with O +arithmetic O +mean O +( O +UPGMA O +) O +( O +17 O +) O +, O +constructed O +using O +four O +initial O +pairings O +, O +mEAR O +- O +2 O +to O +mR O +- O +3 O +, O +mR O +- O +5 O +to O +mR O +- O +6P O +, O +hEDN O +to O +hECP O +and O +bRK6 O +to O +pRK6 O +. O + +RESULTS O +Isolation O +of O +genomic O +fragments O +encoding O +novel O +murine B +ribonucleases O +The O +alignment O +in O +Figure O +1A O +displays O +the O +amino O +acid O +sequences O +encoded O +by O +the O +six O +related O +ribonuclease O +genes O +. O + +Murine B +eosinophil O +- O +associated O +ribonucleases O +- O +1 O +and O +- O +2 O +( O +mEAR O +- O +1 O +and O +mEAR O +- O +2 O +) O +are O +the O +predicted O +amino O +acid O +sequences O +from O +two O +genes O +described O +previously O +by O +Larson O +and O +colleagues O +( O +15 O +) O +; O +murine B +ribonucleases O +3 O +, O +4 O +, O +5 O +and O +6 O +- O +pseudogene O +( O +mR O +- O +3 O +, O +mR O +- O +4 O +, O +mR O +- O +5 O +and O +mR O +- O +6P O +) O +, O +are O +the O +predicted O +amino O +acid O +sequences O +encoded O +by O +novel O +DNA O + +hEDN O +mEAR O +- O +1 O +mEAR O +- O +2 O +mR O +- O +3 O +mR O +- O +4 O +mR O +- O +5 O +mANG O +mPR O +56 O +56 O +54 O +60 O +60 O +43 O +53 O + +hECP O +59 O +59 O +57 O +59 O +58 O +49 O +52 O + +hRK6 O +58 O +59 O +59 O +53 O +56 O +49 O +59 O + +hPR O +47 O +48 O +49 O +48 O +57 O +55 O +79 O + +hR4 O +50 O +53 O +51 O +52 O +54 O +57 O +66 O + +hANG O +49 O +48 O +51 O +47 O +47 O +80 O +60 O + +Values O +are O +expressed O +as O +percent O +similarity O +between O +pairs O +of O +amino O +acid O +sequences O +as O +determined O +by O +the O +BESTFIT O +algorithm O +of O +the O +Wisconsin O +Genetics O +Computer O +Group O +program O +on O +- O +line O +at O +the O +National O +Institutes O +of O +Health O +. O + +Value O +representing O +the O +highest O +degree O +of O +sequence O +homology O +in O +each O +row O +is O +indicated O +in O +boldface O +. O + +Abbreviations O +are O +as O +defined O +in O +Figures O +1 O +and O +2 O +, O +and O +also O +include O +hR4 O +( O +human B +ribonuclease O +4 O +, O +sw O +: O +rnl4 O +_ O +human B +) O +, O +hANG O +( O +human B +angiogenin O +, O +M11567 O +) O +, O +and O +hPR O +( O +human B +pancreatic O +ribonuclease O +, O +X62946 O +) O +. O + +4238 O +Nucleic O +Acids O +Research O +, O +1997 O +, O +Vol O +. O + +25 O +, O +No O +. O +21 O +fragments O +amplified O +from O +murine B +genomic O +DNA O +. O + +All O +five O +functional O +genes O +encode O +amino O +acid O +sequences O +with O +eight O +cysteines O +and O +appropriately O +spaced O +catalytic O +histidines O +and O +lysine O +that O +are O +conserved O +among O +the O +members O +of O +the O +RNase O +A O +superfamily O +. O + +The O +predicted O +coding O +sequence O +of O +the O +non O +- O +functional O +pseudogene O +( O +mR O +- O +6P O +) O +includes O +two O +aberrant O +stop O +codons O +( O +positions O +19 O +and O +100 O +) O +as O +well O +as O +a O +point O +mutation O +resulting O +in O +the O +destruction O +of O +the O +cysteine O +at O +position O +78 O +. O + +Each O +genomic O +fragment O +also O +encodes O +a O +28 O +residue O +amino O +terminal O +signal O +sequence O +( O +not O +shown O +) O +. O + +The O +amino O +acid O +sequences O +are O +displayed O +in O +order O +of O +decreasing O +similarity O +to O +mEAR O +- O +1 O +( O +Fig O +. O +1B O +) O +. O + +Genomic O +fragments O +encoding O +mEAR O +- O +1 O +and O +mEAR O +- O +2 O +were O +also O +detected O +. O + +Relationships O +among O +the O +murine B +ribonucleases O +A O +dendrogram O +depicting O +the O +relationships O +among O +several O +of O +the O +murine B +and O +human B +ribonucleases O +is O +shown O +in O +Figure O +2A O +. O + +The O +mEAR O +- O +1 O +, O +mEAR O +- O +2 O +, O +and O +mR O +- O +3 O +sequences O +form O +a O +closely O +related O +sub O +- O +group O +, O +with O +only O +nine O +amino O +acid O +sequence O +differences O +noted O +between O +mEAR O +- O +2 O +and O +mR O +- O +3 O +, O +and O +12 O +and O +17 O +between O +these O +two O +and O +mEAR O +- O +1 O +, O +respectively O +. O + +The O +mR O +- O +4 O +, O +mR O +- O +5 O +, O +and O +mR O +- O +6P O +sequences O +diverge O +from O +this O +subgroup O +and O +from O +one O +another O +as O +well O +. O + +These O +six O +sequences O +are O +more O +closely O +related O +to O +one O +another O +than O +they O +are O +to O +either O +murine B +pancreatic O +ribonuclease O +( O +mPR O +) O +or O +to O +murine B +angiogenin O +( O +mANG O +) O +or O +to O +any O +of O +the O +three O +human B +ribonucleases O +shown O +( O +hEDN O +, O +hECP O +or O +hRK6 O +) O +. O + +Isoelectric O +points O +The O +isoelectric O +points O +of O +all O +six O +related O +ribonucleases O +range O +from O +8 O +< O +FFFD O +> O +11 O +, O +as O +is O +typical O +for O +members O +of O +the O +RNase O +A O +superfamily O +( O +Fig O +. O +2B O +) O +. O + +Interestingly O +, O +the O +isoelectric O +points O +within O +the O +mEAR O +- O +1 O +/ O +mEAR O +- O +2 O +/ O +mR O +- O +3 O +subgroup O +vary O +by O +a O +full O +1 O +. O +0 O +unit O +( O +mEAR O +- O +1 O +at O +9 O +. O +2 O +to O +mEAR O +- O +2 O +at O +10 O +. O +2 O +) O +in O +response O +to O +only O +12 O +discrepancies O +in O +amino O +acid O +sequence O +. O + +As O +increased O +charge O +has O +been O +associated O +with O +increased O +toxicity O +in O +other O +branches O +of O +the O +RNase O +A O +gene O +family O +( O +18 O +) O +, O +this O +finding O +has O +potential O +consequences O +with O +respect O +to O +the O +function O +of O +these O +proteins O +( O +see O +Discussion O +) O +. O + +Northern O +analysis O +Tissue O +- O +specific O +expression O +of O +mRNA O +encoding O +these O +murine B +ribonucleases O +is O +shown O +in O +Figure O +3 O +. O + +The O +probe O +complementary O +to O +all O +three O +sequences O +of O +the O +mEAR O +- O +1 O +/ O +mEAR O +- O +2 O +/ O +mR O +- O +3 O +subgroup O +hybridizes O +to O +an O +1 O +. O +4 O +kb O +mRNA O +isolated O +from O +renal O +tissue O +( O +Fig O +. O +3A O +) O +. O + +As O +the O +probe O +cannot O +distinguish O +among O +the O +three O +genes O +, O +it O +is O +not O +possible O +to O +conclude O +whether O +the O +band O +detected O +represents O +mRNA O +encoding O +one O +, O +two O +, O +or O +all O +three O +of O +the O +ribonucleases O +of O +this O +subgroup O +. O + +In O +contrast O +, O +the O +probe O +complementary O +to O +the O +mR O +- O +5 O +genomic O +fragment O +hybridizes O +to O +two O +prominent O +mRNA O +species O +in O +hepatic O +tissue O +, O +one O +at O +1 O +. O +4 O +kb O +, O +and O +a O +second O +at O +2 O +. O +0 O +kb O +. O + +A O +prominent O +mRNA O +of O +1 O +. O +8 O +kb O +was O +also O +detected O +in O +mRNA O +isolated O +from O +murine B +testicular O +tissue O +; O +fainter O +hybridizing O +mRNAs O +of O +varying O +size O +were O +detected O +in O +lung O +and O +skeletal O +muscle O +. O + +The O +size O +variation O +may O +represent O +differential O +splicing O +of O +the O +mR O +- O +5 O +- O +encoding O +mRNA O +, O +or O +may O +represent O +mRNAs O +encoding O +one O +or O +more O +as O +yet O +undiscovered O +murine B +ribonucleases O +that O +are O +more O +closely O +related O +to O +mR O +- O +5 O +than O +those O +whose O +sequences O +are O +reported O +here O +. O + +Figure O +3 O +. O + +( O +A O +) O +Murine B +RNA O +probed O +with O +a O +32 O +bp O +oligonucleotide O +complementary O +to O +mEAR O +- O +1 O +, O +mEAR O +- O +2 O +and O +mR O +- O +3 O +coding O +sequences O +. O + +Tissue O +source O +of O +each O +RNA O +is O +indicated O +above O +each O +lane O +. O + +( O +B O +) O +Same O +as O +in O +( O +A O +) O +, O +probed O +with O +a O +32 O +bp O +oligonucleotide O +complementary O +to O +mR O +- O +5 O +. O + +( O +C O +) O +Same O +as O +in O +( O +A O +) O +, O +probed O +with O +a O +48 O +bp O +oligonucleotide O +complementary O +to O +human B +actin O +( O +16 O +) O +, O +demonstrating O +relative O +loading O +of O +each O +lane O +. O + +Relationship O +to O +human B +ribonucleases O +The O +data O +in O +Table O +1 O +denote O +the O +amino O +acid O +sequence O +similarity O +between O +pairs O +of O +murine B +and O +human B +ribonucleases O +of O +the O +RNase O +A O +superfamily O +. O + +Overall O +, O +the O +similarities O +within O +the O +identified O +cluster O +range O +from O +47 O +to O +60 O +% O +, O +with O +remarkably O +little O +variation O +among O +the O +pairs O +. O + +Although O +the O +sequences O +of O +the O +mEAR O +- O +1 O +/ O +mEAR O +- O +2 O +/ O +mR O +- O +3 O +subgroup O +are O +slightly O +more O +similar O +to O +ECP O +and O +RNase O +k6 O +, O +and O +mR O +- O +4 O +and O +mR O +- O +5 O +, O +to O +EDN O +and O +ECP O +, O +the O +orthologous O +relationships O +of O +these O +murine B +ribonucleases O +cannot O +be O +discerned O +from O +these O +data O +. O + +This O +stands O +in O +direct O +contrast O +to O +mPR O +and O +mANG O +, O +whose O +human B +orthologs O +can O +be O +clearly O +distinguished O +on O +the O +basis O +of O +their O +amino O +acid O +sequence O +homologies O +. O + +DISCUSSION O +In O +this O +work O +, O +we O +have O +identified O +four O +novel O +murine B +ribonuclease O +genes O +that O +, O +together O +with O +mEAR O +- O +1 O +and O +mEAR O +- O +2 O +defined O +by O +Larson O +and O +colleagues O +( O +15 O +) O +, O +form O +an O +unusual O +cluster O +within O +the O +RNase O +A O +gene O +superfamily O +. O + +The O +six O +genes O +within O +this O +cluster O +have O +varying O +amino O +acid O +sequence O +homologies O +to O +one O +another O +, O +but O +are O +clearly O +more O +closely O +related O +to O +one O +another O +than O +to O +either O +murine B +pancreatic O +ribonuclease O +( O +mPR O +) O +or O +angiogenin O +( O +mANG O +) O +, O +or O +to O +any O +of O +the O +human B +ribonucleases O +of O +the O +RNase O +A O +family O +. O + +These O +results O +suggest O +that O +the O +` O +mR O +cluster O +' O +emerged O +via O +multiple O +duplications O +of O +a O +gene O +that O +had O +already O +diverged O +from O +those O +encoding O +the O +other O +murine B +ribonucleases O +. O + +Although O +this O +type O +of O +expansion O +is O +unusual O +in O +this O +gene O +family O +, O +it O +is O +actually O +not O +unique O +; O +similar O +expansion O +has O +occurred O +in O +bovine B +species O +, O +with O +gene O +duplication O +resulting O +in O +the O +three O +closely O +- O +related O +bovine B +pancreatic O +, O +bovine B +brain O +( O +19 O +, O +20 O +) O +and O +bovine B +seminal O +( O +21 O +) O +ribonucleases O +. O + +One O +interesting O +feature O +of O +the O +mR O +cluster O +is O +that O +its O +relationship O +to O +any O +of O +to O +the O +six O +known O +human B +RNase O +A O +- O +type O +genes O +cannot O +be O + +4239 O +Nucleic O +Acids O +Research O +, O +1997 O +, O +Vol O +. O + +25 O +, O +No O +. O + +Nucleic O +Acids O +Research O +, O +1994 O +, O +Vol O +. O + +22 O +, O +No O +. O +121 O +determined O +from O +their O +respective O +amino O +acid O +sequence O +homologies O +. O + +Although O +the O +amino O +acid O +sequences O +encoded O +by O +mEAR O +- O +1 O +and O +mEAR O +- O +2 O +match O +those O +of O +tryptic O +peptides O +derived O +from O +murine B +eosinophil O +proteins O +( O +15 O +) O +, O +the O +homology O +data O +do O +not O +stand O +in O +overwhelming O +support O +of O +a O +unique O +relationship O +between O +any O +of O +the O +mR O +cluster O +ribonucleases O +and O +the O +human B +eosinophil O +ribonucleases O +EDN O +and O +ECP O +. O + +The O +existence O +of O +an O +additional O +, O +as O +yet O +unidentified O +human B +ribonuclease O +( O +or O +ribonucleases O +) O +more O +closely O +related O +to O +those O +of O +the O +mR O +cluster O +cannot O +be O +ruled O +out O +. O + +Perhaps O +the O +most O +important O +issue O +raised O +by O +this O +work O +is O +the O +question O +of O +why O +so O +much O +evolutionary O +energy O +has O +been O +devoted O +to O +enlarging O +and O +diversifying O +the O +RNase O +A O +gene O +superfamily O +. O + +To O +date O +, O +this O +superfamily O +now O +includes O +several O +distinct O +lineages O +, O +two O +species O +- O +limited O +clusters O +, O +and O +the O +two O +most O +rapidly O +evolving O +functional O +coding O +sequences O +known O +among O +primates O +( O +22 O +) O +. O + +The O +question O +of O +evolutionary O +energy O +takes O +on O +particular O +significance O +here O +, O +where O +five O +functional O +ribonucleases O +have O +emerged O +in O +what O +appears O +to O +be O +a O +remarkably O +short O +period O +of O +evolutionary O +time O +( O +15 O +) O +. O + +It O +is O +conceivable O +that O +each O +of O +these O +ribonucleases O +might O +serve O +a O +unique O +but O +related O +function O +. O + +On O +this O +point O +, O +a O +number O +of O +studies O +have O +suggested O +a O +distinct O +role O +for O +the O +human B +ribonuclease O +ECP O +in O +eosinophil O +- O +mediated O +host O +defense O +( O +6 O +, O +7 O +) O +; O +in O +addition O +, O +we O +have O +recently O +shown O +that O +eosinophil O +ribonucleases O +can O +inhibit O +retroviral O +transduction O +of O +human B +target O +cells O +( O +23 O +) O +. O + +The O +possibility O +that O +certain O +ribonucleases O +have O +diverged O +to O +promote O +distinct O +and O +specific O +host O +defense O +- O +related O +activities O +remains O +an O +intriguing O +hypothesis O +. O + +ACKNOWLEDGEMENTS O +We O +would O +like O +to O +thank O +Dr O +Jianzhi O +Zhang O +for O +helpful O +discussions O +, O +and O +Drs O +Harry O +L O +. O +Malech O +and O +John O +I O +. O +Gallin O +for O +their O +ongoing O +suppport O +of O +the O +work O +in O +our O +laboratory O +. O + +D O +. O +B O +. O + +is O +a O +Howard O +Hughes O +Medical O +Institute O +- O +National O +Institutes O +of O +Health O +Research O +Scholar O +REFERENCES O +1 O +D O +' O +Alessio O +, O +G O +. O +and O +Riordan O +, O +J O +. O +F O +. O + +( O +1997 O +) O +In O +D O +' O +Alessio O +, O +G O +. O +and O +Riordan O +, O +J O +. O +F O +. O + +( O +eds O +) O +Ribonucleases O +: O +structure O +and O +function O +. O + +Academic O +Press O +, O +Inc O +. O +, O +New O +York O +, O +NY O +. O + +2 O +Sorrentino O +, O +S O +. O +and O +Libonati O +, O +M O +. O + +( O +1997 O +) O +FEBS O +Lett O +. O + +404 O +, O +1 O +< O +FFFD O +> O +5 O +. O + +21 O +22 O +23 O +24 O +3 O +4 O +5 O +6 O +7 O +8 O +9 O +10 O +11 O +12 O +13 O +14 O +15 O +16 O +17 O +18 O +19 O +20 O + +4239 O + +Beintema O +, O +J O +. O +J O +. O +, O +Breukelman O +, O +H O +. O +J O +, O +Carsana O +, O +A O +. O +, O +and O +Furia O +, O +A O +. O + +( O +1997 O +) O +In O +D O +' O +Alessio O +, O +G O +. O +and O +Riordan O +, O +J O +. O +F O +. O + +( O +eds O +) O +Ribonucleases O +: O +structure O +and O +function O +. O + +Academic O +Press O +, O +Inc O +. O +, O +New O +York O +, O +NY O +. O + +Confalone O +, O +E O +. O +, O +Beintema O +, O +J O +. O +J O +. O +, O +Sasso O +, O +M O +. O +P O +. O + +Carsana O +, O +A O +. O +, O +Palmieria O +, O +M O +. O +, O +Vento O +, O +M O +. O +T O +. O +and O +Furia O +A O +. O + +( O +1995 O +) O +J O +. O + +Mol O +. O + +Evol O +. O + +41 O +, O +850 O +< O +FFFD O +> O +858 O +. O + +Futami O +, O +J O +. O +, O +Tsushima O +, O +Y O +. O +, O +Murato O +, O +U O +, O +Tada O +, O +H O +. O +, O +Sasaki O +, O +J O +. O +, O +Seno O +, O +M O +. O +, O +and O +Yamada O +, O +H O +. O + +( O +1997 O +) O +DNA O +Cell O +Biol O +. O + +16 O +, O +413 O +< O +FFFD O +> O +419 O +. O + +Ackerman O +, O +S O +. O +J O +. O + +( O +1993 O +) O +In O +Makino O +, O +S O +. O +and O +Fukuda O +, O +T O +. O + +( O +eds O +) O +Eosinophils O +: O +biological O +and O +clinical O +aspects O +. O + +CRC O +Press O +, O +Inc O +. O +, O +Boca O +Raton O +, O +FL O +Spry O +, O +C O +. O +J O +. O +F O +. O + +( O +1988 O +) O +Eosinophils O +: O +a O +comprehensive O +review O +and O +guide O +to O +the O +scientific O +and O +medical O +literature O +. O + +Oxford O +University O +Press O +, O +Oxford O +, O +UK O +. O + +Beintema O +, O +J O +. O +J O +. O +, O +Hofsteenge O +, O +J O +. O +, O +Iwama O +, O +M O +. O +, O +Morita O +, O +T O +. O +, O +Ohgi O +, O +K O +. O +, O +Irie O +, O +M O +. O +, O +Sugiyama O +, O +R O +. O +H O +. O +, O +Schieven O +G O +. O +L O +. O +, O +Dekker O +, O +C O +. O +A O +. O +, O +and O +Glitz O +, O +D O +. O +G O +. O + +( O +1988 O +) O +Biochemistry O +27 O +, O +4530 O +< O +FFFD O +> O +4538 O +. O + +Sorrentino O +, O +S O +. O +, O +Tucker O +, O +G O +. O +K O +. O +, O +and O +Glitz O +, O +D O +. O +G O +. O + +( O +1988 O +) O +J O +. O + +Biol O +. O + +Chem O +. O + +263 O +, O +16125 O +< O +FFFD O +> O +16131 O +. O + +Vallee O +, O +B O +. O +L O +. O +and O +Riordan O +, O +J O +. O +F O +. O + +( O +1988 O +) O +Adv O +. O + +Exp O +. O + +Med O +. O + +Biol O +. O + +234 O +, O +41 O +< O +FFFD O +> O +53 O +. O + +Moroianu O +, O +J O +. O +and O +Riordan O +, O +J O +. O +F O +. O + +( O +1994 O +) O +Proc O +. O + +Natl O +. O + +Acad O +. O + +Sci O +. O + +USA O +91 O +, O +1677 O +< O +FFFD O +> O +1681 O +. O + +Seno O +, O +M O +. O +, O +Futami O +, O +J O +. O +, O +Tsushima O +, O +Y O +. O +, O +Akutagawa O +, O +K O +. O +, O +Kosaka O +, O +M O +. O +, O +Tada O +, O +H O +. O +and O +Yamada O +, O +H O +. O + +( O +1995 O +) O +Bioch O +. O + +Biophys O +. O + +Acta O +1261 O +, O +424 O +< O +FFFD O +> O +426 O +. O + +Rosenberg O +, O +H O +. O +F O +. O +and O +Dyer O +, O +K O +. O +D O +. O + +( O +1995 O +) O +Nucleic O +Acids O +Res O +. O + +23 O +, O +4290 O +< O +FFFD O +> O +4295 O +. O + +Rosenberg O +, O +H O +. O +F O +. O +and O +Dyer O +, O +K O +. O +D O +. O + +( O +1996 O +) O +Nucleic O +Acids O +Res O +. O + +24 O +, O +3507 O +< O +FFFD O +> O +3513 O +. O + +Larson O +, O +K O +. O +A O +. O +, O +Olson O +, O +E O +. O +V O +. O +, O +Madden O +, O +B O +. O +J O +. O +, O +Gleich O +, O +G O +. O +J O +. O +, O +Lee O +, O +N O +. O +A O +. O +and O +Lee O +, O +J O +. O +J O +. O + +( O +1997 O +) O +Proc O +. O + +Natl O +. O + +Acad O +. O + +Sci O +. O + +USA O +93 O +, O +12370 O +< O +FFFD O +> O +12375 O +. O + +Nakajima O +- O +Iyima O +, O +S O +. O +, O +Hamada O +, O +H O +. O +, O +Reddy O +, O +P O +. O +and O +Kakanaga O +, O +T O +. O + +( O +1985 O +) O +Proc O +. O + +Natl O +. O + +Acad O +. O + +Sci O +. O + +USA O +82 O +, O +6133 O +< O +FFFD O +> O +6137 O +. O + +Li O +, O +W O +. O +- O +H O +. O +and O +Graur O +, O +D O +. O + +( O +1991 O +) O +Fundamentals O +of O +Molecular O +Evolution O +. O + +Sinauer O +Associates O +, O +Sunderland O +, O +MA O +. O + +Rosenberg O +, O +H O +. O +F O +. O +and O +Dyer O +, O +K O +. O +D O +. O + +( O +1995 O +) O +J O +. O + +Biol O +. O + +Chem O +. O + +270 O +, O +21539 O +< O +FFFD O +> O +21544 O +. O + +Watanabe O +, O +H O +. O +, O +Katoh O +, O +H O +, O +Ishii O +, O +M O +. O +, O +Komoda O +, O +Y O +. O +, O +Sanda O +, O +A O +. O +, O +Takizawa O +, O +Y O +. O +, O +Ohgi O +, O +K O +. O +and O +Irie O +, O +M O +. O + +( O +1988 O +) O +J O +. O + +Biochem O +. O + +104 O +, O +939 O +< O +FFFD O +> O +945 O +. O + +Sasso O +, O +M O +. O +P O +. O +, O +Carsana O +, O +A O +. O +, O +Confalone O +, O +E O +. O +, O +Cosi O +, O +C O +. O +, O +Sorrentino O +, O +S O +. O +, O +Viola O +, O +M O +. O +, O +Palmieri O +, O +M O +. O +, O +Russo O +, O +E O +. O +and O +Furia O +, O +A O +. O + +( O +1991 O +) O +Nucleic O +Acids O +Res O +. O + +19 O +, O +6469 O +< O +FFFD O +> O +6474 O +. O + +Palmieri O +, O +M O +. O +, O +Carsana O +, O +A O +. O +, O +Furia O +, O +A O +. O +and O +Libonati O +, O +M O +. O + +( O +1985 O +) O +Eur O +. O + +J O +. O + +Biochem O +. O + +152 O +, O +275 O +< O +FFFD O +> O +277 O +. O + +Rosenberg O +, O +H O +. O +F O +. O +, O +Dyer O +, O +K O +. O +D O +. O +, O +Tiffany O +, O +H O +. O +L O +. O +and O +Gonzalez O +, O +M O +. O + +( O +1995 O +) O +Nature O +Genet O +. O + +10 O +, O +219 O +< O +FFFD O +> O +223 O +. O + +Domachowske O +, O +J O +. O +B O +. O +and O +Rosenberg O +, O +H O +. O +F O +. O + +( O +1997 O +) O +J O +. O + +Leukoc O +. O + +Biol O +. O +, O +62 O +, O +363 O +< O +FFFD O +> O +368 O +. O + +Iwama O +, O +M O +. O +, O +Sanda O +, O +A O +. O +, O +Ohgi O +, O +K O +. O +, O +Hofsteenge O +, O +J O +. O +, O +and O +Irie O +, O +M O +. O + +( O +1993 O +) O +Biosci O +. O + +Biotech O +. O + +Biochem O +. O + +57 O +, O +2133 O +< O +FFFD O +> O +2138 O +. O + +Physiological O +and O +chemical O +characterization O +of O +cyanobacterial B +metallothioneins O +. O + +Abstract O + +Techniques O +have O +been O +developed O +for O +detection O +, O +quantitation O +, O +and O +isolation O +of O +bacterial O +metallothioneins O +( O +MTs O +) O +from O +cyanobacterial O +species O +. O + +These O +methods O +involve O +differential O +pulse O +polarography O +and O +reverse O +- O +phase O +high O +- O +performance O +liquid O +chromatography O +( O +HPLC O +) O +and O +have O +allowed O +detection O +of O +picomole O +quantities O +of O +these O +high O +sulfhydryl O +content O +proteins O +. O + +The O +prokaryotic O +molecule O +was O +found O +to O +be O +induced O +in O +the O +presence O +of O +Cd O +or O +Zn O +salts O +with O +regulation O +at O +the O +level O +of O +transcription O +. O + +Cu O +was O +not O +found O +to O +induce O +synthesis O +of O +the O +prokaryotic O +MT O +. O + +Exposure O +to O +the O +former O +metals O +resulted O +in O +a O +growth O +lag O +followed O +by O +simultaneous O +induction O +of O +MT O +synthesis O +and O +onset O +of O +growth O +. O + +Amino O +acid O +analysis O +and O +N O +- O +terminal O +sequence O +analysis O +indicated O +that O +the O +bacterial O +MTs O +from O +cyanobacteria O +are O +unique O +, O +having O +many O +aromatic O +and O +aliphatic O +residues O +and O +no O +apparent O +association O +of O +hydroxylated O +or O +basic O +amino O +acids O +with O +cysteines O +. O + +Although O +the O +characteristic O +Cys O +- O +X O +- O +Cys O +sequences O +were O +present O +, O +no O +apparent O +amino O +acid O +sequence O +homology O +with O +the O +eukaryotic O +MTs O +was O +found O +in O +the O +first O +42 O +residues O +. O + +Environmental O +Health O +Perspectives O +Vol O +. O + +65 O +, O +pp O +. O + +71 O +- O +75 O +, O +1986 O + +Physiological O +and O +Chemical O + +Characterization O +of O +Cyanobacterial O +Metallothioneins O + +by O +Robert O +W O +. O +Olafson O +* O + +Techniques O +have O +been O +developed O +for O +detection O +, O +quantitation O +, O +and O +isolation O +of O +bacterial O +metallothioneins O +( O +MTs O +) O +from O +cyanobacterial O +species O +. O + +These O +methods O +involve O +differential O +pulse O +polarography O +and O +reverse O +- O +phase O +high O +- O +performance O +liquid O +chromatography O +( O +HPLC O +) O +and O +have O +allowed O +detection O +of O +picomole O +quantities O +of O +these O +high O +sulfhydryl O +content O +proteins O +. O + +The O +prokaryotic O +molecule O +was O +found O +to O +be O +induced O +in O +the O +presence O +of O +Cd O +or O +Zn O +salts O +with O +regulation O +at O +the O +level O +of O +transcription O +. O + +Cu O +was O +not O +found O +to O +induce O +synthesis O +of O +the O +prokaryotic O +MT O +. O + +Exposure O +to O +the O +former O +metals O +resulted O +in O +a O +growth O +lag O +followed O +by O +simultaneous O +induction O +of O +MT O +synthesis O +and O +onset O +of O +growth O +. O + +Amino O +acid O +analysis O +and O +N O +- O +terminal O +sequence O +analysis O +indicated O +that O +the O +bacterial O +MTs O +from O +cyanobacteria O +are O +unique O +, O +having O +many O +aromatic O +and O +aliphatic O +residues O +and O +no O +apparent O +association O +of O +hydroxylated O +or O +basic O +amino O +acids O +with O +cysteines O +. O + +Although O +the O +characteristic O +CysX O +- O +Cys O +sequences O +were O +present O +, O +no O +apparent O +amino O +acid O +sequence O +homology O +with O +the O +eukaryotic O +MTs O +was O +found O +in O +the O +first O +42 O +residues O +. O + +Introduction O + +Metallothioneins O +have O +now O +been O +isolated O +and O +characterized O +from O +a O +large O +variety O +of O +eukaryotic O +organisms O +( O +1 O +) O +and O +shown O +to O +be O +involved O +in O +heavy O +metal O +detoxification O +and O +/ O +or O +homeostasis O +( O +2 O +- O +4 O +) O +. O + +These O +proteins O +are O +highly O +homologous O +with O +respect O +to O +amino O +acid O +sequence O +and O +complex O +metals O +in O +characteristic O +metal O +- O +thiolate O +cluster O +arrangements O +, O +the O +structures O +of O +which O +have O +been O +recently O + +investigated O +by O +113Cd O +- O +NMR O +( O +6 O +) O +. O + +Although O +metallothionein O +( O +MT O +) O +is O +found O +throughout O +the O +eukaryotic O +world O +, O +few O +reports O +of O +the O +presence O +of O +this O +type O +of O +high O +sulfhydryl O +content O +metal O +- O +binding O +protein O +exist O +for O +prokaryotes O +. O + +We O +earlier O +reported O +the O +presence O +of O +a O +prokaryotic O +MT O +in O +cyanobacteria O +( O +7 O +, O +8 O +) O +and O +have O +recently O +provided O +primary O +sequence O +evidence O +substantiating O +these O +data O +. O + +This O +manuscript O +is O +intended O +to O +summarize O +the O +present O +state O +of O +knowledge O +regarding O +the O +physiological O +and O +chemical O +characterization O +of O +these O +bacterial O +MTs O +, O +with O +an O +emphasis O +on O +the O +techniques O +employed O +in O +such O +studies O +. O + +Analytical O +Procedure O + +In O +order O +to O +facilitate O +rapid O +detection O +, O +isolation O +, O +and O +quantitation O +of O +MT O +from O +various O +sources O +, O +we O +have O +routinely O +employed O +a O +differential O +pulse O +polarographic O +tech O + +* O +Department O +of O +Biochemistry O +and O +Microbiology O +, O +University O +of O +Victoria O +, O +Victoria O +, O +British O +Columbia O +V8W O +2Y2 O +, O +Canada O +. O + +nique O +first O +described O +by O +Brdicka O +( O +9 O +- O +11 O +) O +. O + +This O +procedure O +avoids O +use O +of O +radioisotopes O +and O +circumvents O +problems O +such O +as O +species O +specificity O +and O +metal O +stoichiometric O +assumptions O +associated O +with O +radioimmunoassays O +and O +metal O +binding O +assays O +. O + +Figure O +1 O +shows O +a O +typical O +polarographic O +wave O +for O +MT O +using O +the O +Brdicka O +procedure O +. O + +Measurement O +of O +the O +wave O +height O +can O +be O +performed O +from O +either O +the O + +0 O +. O +20 O + +glJ O +MT O +- O +1 O + +O O +0 O +. O +15 O + +E O + +0 O +0 O +. O +10 O +0 O + +E O +0 O +. O +05 O +_ O +_ O + +- O +1 O +. O +35 O +- O +1 O +. O +45 O +- O +1 O +. O +55 O +- O +1 O +. O +65 O + +V O +vs O +Agt O +/ O +AgC1 O + +FIGURE O +1 O +. O + +Differential O +pulse O +polarographic O +wave O +for O +murine B +MT O +- O +1 O +. O + +Wave O +heights O +were O +calculated O +from O +the O +broken O +tangent O +line O +between O +minima O +rather O +than O +the O +supporting O +electrolyte O +baseline O +at O +the O +bottom O +of O +the O +figure O +. O + +R O +. O + +W O +OLAFSON O + +supporting O +electrolyte O +baseline O +or O +a O +tangent O +to O +the O +minima O +as O +shown O +in O +the O +preceding O +figure O +. O + +In O +the O +cobalt O +hexaminechloride O +supporting O +electrolyte O +, O +the O +half O +- O +wave O +potential O +for O +all O +MTs O +studied O +to O +date O +is O +approximately O +- O +1 O +. O +45 O +V O +versus O +a O +Ag O +/ O +AgCl O +reference O +electrode O +. O + +This O +electrochemical O +reaction O +results O +in O +highly O +reproducible O +and O +linear O +current O +responses O +which O +can O +be O +used O +with O +samples O +containing O +picomole O +levels O +of O +MT O +( O +Fig O +. O +2 O +) O +. O + +Since O +this O +is O +an O +exceedingly O +sensitive O +instrument O +, O +attention O +to O +detail O +is O +particularly O +important O +for O +successful O +use O +of O +the O +Brdicka O +procedure O +( O +11 O +) O +. O + +Routine O +use O +of O +a O +reference O +standard O +MT O +is O +highly O +recommended O +to O +compensate O +for O +small O +day O +- O +today O +variations O +in O +response O +. O + +For O +absolute O +values O +, O +standards O +must O +be O +identical O +to O +the O +species O +of O +protein O +quantitated O +; O +otherwise O +commercially O +available O +standard O +is O +adequate O +. O + +Although O +certain O +tissues O +and O +cellular O +types O +can O +be O +shown O +to O +have O +no O +other O +polarographically O +active O +material O +other O +than O +MT O +, O +with O +samples O +from O +new O +species O +, O +it O +is O +necessary O +to O +evaluate O +this O +potential O +problem O +by O +gelperneation O +chromatography O +and O +, O +if O +necessary O +, O +take O +steps O +to O +remove O +contaminants O +before O +assaying O +. O + +In O +most O +cases O +, O + +0 O + +E O +i O + +m O +0 O + +0 O +E O + +0 O +. O +31 O + +0 O +. O +11 O + +O O +0 O +. O +1 O +0 O +. O +3 O +0 O +. O +5 O + +MT O +( O +nanomoles O +) O + +FIGURE O +2 O +. O + +Standard O +curve O +for O +polarographic O +determination O +of O +me O + +tallothionein O +. O + +FIGURE O +3 O +. O + +Cyclic O +voltamogram O +obtained O +by O +equilibration O +at O +- O +1 O +. O +0 O +V O + +for O +4 O +min O +followed O +by O +cyclic O +scanning O +to O +OV O +and O +- O +1 O +. O +4 O +V O +at O +a O +scan O +rate O +of O +200 O +mV O +/ O +sec O +with O +a O +PAR O +Model O +303 O +static O +mercury O +drop O +electrode O +in O +the O +hanging O +drop O +mode O +. O + +The O +mercury O +drop O +electrode O +was O +set O +in O +the O +large O +drop O +position O +producing O +a O +drop O +of O +0 O +. O +0226 O +cm3 O +. O + +The O +supporting O +electrolyte O +was O +20 O +mM O +HEPES O +buffer O +, O +pH O +7 O +. O +3 O +. O + +The O +dotted O +line O +is O +the O +equilibrium O +trace O +. O + +Adapted O +Olafson O +and O +Sim O +( O +10 O +) O +. O + +this O +is O +easily O +managed O +by O +heat O +denaturation O +, O +if O +care O +is O +taken O +to O +assess O +the O +degree O +of O +MT O +losses O +due O +to O +coprecipitation O +. O + +Such O +losses O +later O +can O +usually O +be O +minimized O +to O +less O +than O +10 O +% O +by O +adjustment O +of O +the O +tissue O +homogenate O +density O +prior O +to O +denaturation O +. O + +It O +should O +be O +indicated O +that O +additional O +utility O +can O +be O +found O +with O +a O +polarographic O +analyzer O +beyond O +application O +of O +the O +Brdicka O +procedure O +. O + +For O +example O +, O +metal O +levels O +can O +be O +readily O +determined O +by O +using O +differential O +pulse O +or O +anodic O +stripping O +voltametry O +procedures O +( O +10 O +) O +, O +while O +Figure O +3 O +shows O +a O +cyclic O +voltamogram O +of O +bacterial O +MT O +. O + +The O +latter O +technique O +is O +potentially O +useful O +in O +assessing O +metal O +speciation O +and O +integrity O +of O +the O +protein O +tertiary O +structure O +near O +metal O +clusters O +, O +particularly O +after O +metal O +reconstitution O +studies O +. O + +E O + +' O +C2A O +- O +E O +24 O + +0 O +30 O +40 O +E0 O + +* O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O + +o O +C O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +C O + +Fraction O +Number O +( O +18ml O +) O + +FIGURE O +4 O +. O + +Sephadex O +G O +- O +75 O +chromatography O +profile O +of O +bacterial O +cell O + +lysate O +applied O +to O +a O +5 O +x O +100 O +cm O +column O +and O +eluted O +with O +10 O +mM O +anunoium O +bicarbonate O +, O +5 O +mM O +mercaptoethanol O +( O +7 O +) O +. O + +Elution O +Time O +( O +min O +) O + +FIGURE O +5 O +. O + +Reverse O +- O +phase O +high O +- O +performance O +chromatography O +profile O + +of O +Sephadex O +G O +- O +75 O +fractionated O +bacterial O +MT O +. O + +The O +300 O +A O +pore O +size O +propyl O +column O +was O +eluted O +with O +20 O +mM O +triethylamine O +phosphate O +, O +pH O +7 O +. O +0 O +, O +by O +using O +an O +acetonitrile O +organic O +modifier O +( O +phase O +B O +) O +. O + +Column O +effluent O +was O +monitored O +at O +250 O +nm O +with O +a O +sensitivity O +of O +1 O +. O +0 O +AUFS O +( O +12 O +) O +. O + +72 O + +CYANOBACTERIAL B +METALLOTHIONEINS O + +Isolation O +of O +Cyanobacterial O +MT O + +Synechococcus B +strain I +Tx I +- I +20 I +cyanobacteria O +were O +maintained O +in O +axenic O +culture O +on O +BG O +- O +11 O +medium O +( O +7 O +) O +and O +harvested O +from O +aerated O +20 O +L O +cultures O +grown O +at O +280C O +under O +fluorescent O +light O +. O + +Cells O +were O +broken O +in O +a O +French O +pressure O +cell O +at O +0 O +? O +C O +in O +0 O +. O +5 O +M O +Tris O +- O +HCI O +, O +pH O +8 O +. O +6 O +, O +and O +the O +lysate O +exposed O +to O +10 O +, O +uCi O +of O +109CdCl O +. O + +The O +40 O +, O +000g O +supernatant O +was O +applied O +to O +a O +Sephadex O +G O +- O +75 O +column O +developed O +with O +10 O +mM O +ammonium O +bicarbonate O +and O +5 O +mM O +mercaptoethanol O +resulting O +in O +the O +profile O +shown O +in O +Figure O +4 O +. O + +Polarographic O +activity O +and O +radionuclide O +binding O +were O +coincident O +with O +a O +10 O +, O +000 O +MW O +ultraviolet O +absorbing O +fraction O +. O + +Further O +purification O +of O +this O +material O +could O +be O +undertaken O +by O +DEAE O +- O +cellulose O +chromatography O +or O +isoelectric O +focusing O +but O +maximum O +resolution O +of O +isoproteins O +was O +best O +attained O +by O +reverse O +- O +phase O +high O +- O +performance O +liquid O +chromatogra O + +0 O +5 O + +DAYS O + +I0 O + +5 O + +phy O +. O + +Figure O +5 O +shows O +such O +a O +separation O +performed O +on O +a O +300 O +A O +pore O +size O +C O +- O +3 O +column O +( O +Beckman O +Instruments O +) O +. O + +Four O +baseline O +resolved O +MT O +peaks O +appear O +between O +40 O +and O +70 O +min O +. O + +Peaks O +eluting O +at O +80 O +min O +contain O +at O +least O +four O +additional O +MT O +components O +resolvable O +by O +adjustment O +of O +the O +applied O +organic O +modifier O +ramp O +. O + +Preliminary O +evidence O +indicates O +that O +these O +isoproteins O +are O +microheterogeneous O +with O +respect O +to O +both O +amino O +acid O +composition O +and O +metal O +speciation O +resulting O +in O +the O +observed O +reverse O +- O +phase O +separation O +. O + +Physiological O +Characteristics O +of O +Cyanobacterial O +MT O + +Using O +the O +Brdicka O +polarographic O +procedure O +, O +it O +is O +possible O +to O +measure O +basal O +MT O +levels O +in O +Synechococcus O +strain O + +5 O + +DAYS O + +10 O + +15 O + +FIGURE O +6 O +. O + +Cell O +numbers O +and O +MT O +concentrations O +as O +a O +function O +of O +time O +after O +inoculation O +of O +wild O +- O +type O +cyanobacteria O +in O +the O +presence O +and O +absence O + +of O +( O +A O +) O +22 O +. O +5 O +, O +uM O +CdCl2 O +; O +( O +B O +) O +control O +; O +( O +C O +) O +50 O +, O +uM O +ZnSO4 O +; O +( O +D O +) O +50 O +, O +uM O +CuCl2 O +( O +8 O +) O +. O + +73 O + +74 O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +~ O +R O +. O + +W O +OLAFSON O + +Table O +1 O +. O + +Amino O +acid O +compositions O +of O +cyanobacterial O + +metallothioneins O +compared O +with O +eukaryotic O +metallothioneins O +. O + +Nearest O +integer O +residues O +per O +molecule O +Human B +( O +MT O +- O +2 O +) O +Crab O +( O +MT O +- O +2 O +) O +Tx O +- O +20t O +CysA O +20 O +18 O +9 O +. O +5 O +Asx O +4 O +6 O +5 O +. O +7 O +Thr O +2 O +3 O +4 O +. O +8 O +Ser O +8 O +5 O +3 O +. O +8 O +Glx O +2 O +5 O +2 O +. O +0 O +Gly O +5 O +3 O +8 O +. O +0 O +Ala O +7 O +1 O +4 O +. O +0 O +Val O +1 O +- O +2 O +. O +3 O +Met O +1 O +- O + +Ile O +1 O +- O +1 O +. O +1 O + +Leu O +Tyr O +Phe O +His O +Lys O +Arg O +Pro O + +8 O +2 O + +8 O +2 O +6 O + +2 O +. O +9 O +2 O +. O +3 O + +2 O +. O +8 O +2 O +. O +6 O +1 O +. O +0 O +1 O +. O +9 O + +RRIMP O +NI O +cells O +cultured O +in O +the O +absence O +of O +added O +metal O +, O +as O +shown O +in O +Figure O +6B O +( O +8 O +) O +. O + +Comparison O +with O +cultures O +exposed O +to O +cadmium O +chloride O +( O +Fig O +. O +6A O +) O +or O +zinc O +sulfate O +( O +Fig O +. O +6C O +) O +showed O +that O +introduction O +of O +metal O +salts O +resulted O +in O +a O +growth O +lag O +and O +that O +resumption O +of O +growth O +occurred O +coincident O +with O +an O +increase O +in O +cellular O +levels O +of O +MT O +. O + +In O +addition O +, O +it O +should O +be O +noted O +that O +, O +like O +mammalian O +MT O +, O +cadmium O +appears O +to O +be O +a O +more O +potent O +inducer O +than O +zinc O +. O + +Twice O +as O +much O +cadmium O +- O +thionein O +was O +synthesized O +on O +exposure O +to O +half O +as O +much O +metal O +as O +was O +used O +in O +the O +zinc O +induction O +experiment O +. O + +A O +further O +interesting O +finding O +was O +that O +copper O +exposure O +resulted O +in O +an O +even O +greater O +growth O +lag O +than O +observed O +with O +cadmium O +, O +but O +on O +resumption O +of O +growth O +in O +the O +presence O +copper O +, O +MT O +synthesis O +was O +not O +noted O +( O +Fig O +. O +6D O +) O +. O + +Recent O +results O +suggest O +that O +this O +copper O +resistance O +is O +manifest O +via O +a O +membrane O +exclusion O +mechanism O +( O +unpublished O +results O +) O +. O + +HOURS O + +FIGURE O +7 O +. O + +Inhibition O +of O +cadmium O +induced O +synthesis O +by O +actinomycin O + +D O +( O +hatched O +bar O +) O +and O +chloramphenicol O +( O +solid O +bar O +) O +. O + +Control O +cells O +are O +shown O +by O +unmarked O +bars O +. O + +In O +order O +that O +the O +level O +of O +regulation O +of O +metal O +induction O +be O +determined O +for O +cyanobacteria O +, O +logarithmically O +growing O +cultures O +were O +exposed O +to O +cadmium O +and O +MT O +concentrations O +measured O +at O +several O +time O +intervals O +thereafter O +. O + +Two O +cultures O +were O +exposed O +to O +either O +chloramphenicol O +or O +actinomycin O +D O +30 O +min O +prior O +to O +introduction O +of O +metal O +, O +while O +a O +third O +culture O +was O +used O +as O +a O +control O +. O + +The O +results O +of O +this O +experiment O +are O +shown O +in O +Figure O +7 O +and O +indicate O +induction O +at O +the O +level O +of O +transcription O +, O +as O +was O +found O +in O +eukaryotic O +organisms O +. O + +The O +assumption O +at O +this O +stage O +in O +these O +investigations O +was O +that O +the O +growth O +lag O +observed O +in O +cultures O +exposed O +to O + +Table O +2 O +. O + +Amino O +acid O +sequence O +analysis O +. 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O + +Amino O +acid O + +40 O +50 O +60 O +C O +C O +EAC O +A O +H O +GHT O +G O +G O + +R O +CP O +PC O +EQ O +C O +S O +SGC O +K O +CA O +NK O +E O +DC O +RK O +TC O +SK O +PC O +SCC O +P O +K O +K O +SCC O +S O +CCP O +V O +GC O +A O +KCA O +Q O +BC O +I O +C O +K O +GA O +SDK O +C O +S O +CC O +A O + +74 O + +I O + +II O + +I O +I O + +CYANOBACTERIAL B +METALLOTHIONEINS O +75 O + +cadmium O +or O +zinc O +was O +due O +to O +a O +rather O +protracted O +time O +of O +MT O +induction O +, O +perhaps O +associated O +with O +toxic O +burden O +. O + +If O +the O +above O +cadmium O +- O +resistant O +cells O +were O +transferred O +into O +fresh O +media O +in O +the O +absence O +of O +cadmium O +and O +allowed O +to O +grow O +up O +between O +three O +successive O +transfers O +, O +levels O +of O +MT O +dropped O +to O +near O +basal O +values O +as O +synthesis O +was O +repressed O +in O +the O +absence O +of O +metal O +. O + +However O +, O +when O +these O +cells O +were O +now O +transferred O +into O +cadmium O +- O +containing O +media O +, O +instead O +of O +the O +predicted O +growth O +lag O +, O +they O +grew O +immediately O +. O + +Thus O +, O +these O +cells O +were O +truly O +cadmium O +resistant O +. O + +Since O +50 O +tubes O +of O +wild O +- O +type O +cells O +at O +a O +dilution O +of O +104 O +grew O +, O +after O +the O +usual O +lag O +on O +exposure O +to O +cadmium O +- O +containing O +media O +, O +the O +acquisition O +of O +cadmium O +resistance O +in O +this O +strain O +of O +Synechococcus O +was O +therefore O +considered O +unlikely O +to O +be O +related O +to O +a O +chromosomal O +mutational O +event O +. O + +Such O +a O +mutation O +frequency O +would O +be O +unreasonably O +high O +. O + +Although O +no O +direct O +evidence O +exists O +at O +this O +time O +, O +this O +metal O +resistance O +phenomenon O +is O +best O +explained O +by O +the O +amplification O +of O +an O +extrachromosomal O +gene O +, O +especially O +since O +this O +strain O +is O +known O +to O +have O +plasmids O +. O + +Structure O +of O +Cyanobacterial O +MT O + +The O +structural O +determination O +of O +cyanobacterial B +MT O +is O +not O +yet O +complete O +, O +although O +a O +substantial O +amount O +of O +information O +is O +now O +known O +. O + +For O +example O +, O +Table O +1 O +compares O +the O +amino O +acid O +composition O +of O +a O +Synechococcus B +TX I +- I +20 I +isoprotein O +with O +two O +eukaryotic O +MTs O +. O + +These O +data O +indicate O +that O +the O +bacterial O +form O +is O +unique O +. O + +While O +cysteine O +was O +still O +the O +predominant O +amino O +acid O +in O +this O +protein O +, O +levels O +of O +the O +amino O +acid O +were O +half O +that O +seen O +in O +the O +eukaryotes O +. O + +In O +addition O +, O +the O +bacterial O +protein O +had O +two O +tyrosines O +, O +three O +histidines O +, O +and O +five O +long O +- O +chain O +aliphatics O +- O +all O +residues O +rarely O +found O +in O +eukaryotic O +MTs O +. O + +Thus O +, O +the O +amino O +acid O +composition O +indicates O +that O +prokaryotic O +MTs O +are O +not O +as O +structurally O +homologous O +with O +eukaryotes O +as O +they O +are O +physiologically O +homologous O +. O + +This O +was O +further O +exemplified O +on O +amino O +terminal O +amino O +acid O +sequence O +analysis O +( O +12 O +) O +. O + +With O +the O +exception O +of O +the O +typical O +Cys O +- O +X O +- O +Cys O +sequences O +, O +the O +first O +42 O +residues O +of O +the O +prokaryotic O +MT O +were O +essentially O +without O +homology O +on O +comparison O +with O +the O +crab B +( O +Scylla B +) O +, O +human B +, O +or O +Neurospora B +crassa I +MTs O +( O +Table O +2 O +) O +. O + +Of O +the O +above O +- O +mentioned O +uncommon O +MT O +residues O +, O +two O +tyrosines O +were O +found O +together O +in O +positions O +29 O +and O +30 O +, O +all O +five O +of O +the O +long O +- O +chain O +aliphatic O +amino O +acids O +were O +located O +in O +the O +first O +28 O +residues O +, O +and O +two O +histidines O +were O +situated O +at O +positions O +37 O +and O +39 O +. O + +Perhaps O +of O +greater O +interest O +was O +the O +complete O +lack O +of O +association O +of O +basic O +residues O +or O +hydroxylated O +residues O +with O +cysteines O +, O +as O +is O +found O +in O +eukaryotes O +( O +11 O +) O +. O + +Instead O +, O +a O +block O +of O +four O +hydroxylated O +amino O +acids O +was O +found O +at O +the O +amino O +terminus O +. O + +The O +sequence O +of O +this O +unique O +MT O +is O +now O +nearing O +completion O +, O +opening O +the O +way O +for O +an O +X O +- O +ray O +crystallographic O +investigation O +. O + +However O +, O +the O +degree O +of O +similarity O +between O +the O +metal O +cluster O +arrangement O +of O +these O +bacterial O +molecules O +with O +the O +eukaryotic O +structures O +will O +initially O +be O +undertaken O +spectroscopically O +. O + +Reliable O +interpretation O +of O +the O +113Cd O +- O +NMR O +data O +for O +this O +molecule O +will O +be O +dependent O +upon O +adequate O +isolation O +of O +isoproteins O +using O +RP O +- O +HPLC O +and O +assessment O +of O +conformational O +integrity O +of O +metal O +reconstituted O +molecules O +, O +using O +procedures O +such O +as O +cyclic O +voltametry O +. O + +Studies O +along O +these O +lines O +are O +presently O +underway O +in O +this O +laboratory O + +The O +author O +gratefully O +acknowledges O +the O +financial O +support O +of O +the O +Australian O +Institute O +of O +Marine O +Science O +and O +the O +National O +Science O +and O +Engineering O +Research O +Council O +of O +Canada O +. O + +Excellent O +technical O +assistance O +was O +provided O +by O +R O +. O + +G O +. O + +Sim O +and O +S O +. O + +Kielland O +in O +carrying O +out O +the O +polarographic O +and O +sequence O +analyses O +, O +respectively O +. O + +REFERENCES O + +1 O +. O + +Kagi O +, O +J O +. O + +H O +. O + +R O +. O +, O +and O +Nordberg O +, O +M O +. O + +( O +Eds O +. O +) O +. O + +Metallothionein O +. O + +Birk O + +hauser O +Verlag O +, O +Basel O +, O +1979 O +, O +pp O +. O + +5 O +- O +55 O +. O + +2 O +. O + +Olafson O +, O +R O +. O + +W O +Differential O +pulse O +polarographic O +determination O +of O + +murine B +metallothionein O +induction O +kinetics O +. O + +J O +. O + +Biol O +. O + +Chem O +. O + +256 O +: O +12631268 O +( O +1981 O +) O +. O + +3 O +. O + +Olafson O +, O +R O +. O + +W O +Intestinal O +metallothionein O +: O +effect O +of O +parenteral O +and O + +enteral O +zinc O +exposure O +on O +tissue O +levels O +of O +mice B +on O +controlled O +zinc O +diets O +. O + +J O +. O + +Nutr O +. O + +113 O +: O +268 O +- O +275 O +( O +1983 O +) O +. O + +4 O +. O + +McCarter O +, O +J O +. O +A O +. O +, O +and O +Roch O +, O +M O +. O + +Chronic O +exposure O +of O +Coho B +salmon I + +to O +sublethal O +concentrations O +of O +copper O +. O + +III O +. O + +Kinetics O +of O +metabolism O +of O +metallothionein O +. O + +Comp O +. O + +Biochem O +. O + +Physiol O +. O + +77C O +: O +83 O +- O +87 O +( O +1984 O +) O +. O + +5 O +. O + +Lerch O +, O +K O +. O +, O +Ammer O +, O +D O +. O +, O +and O +Olafson O +, O +R O +. O + +W O +Crab O +metallothionein O + +primary O +structures O +of O +metallothioneins O +1 O +and O +2 O +. O + +J O +. O + +Biol O +. O + +Chem O +. O + +257 O +: O +2420 O +- O +2426 O +( O +1982 O +) O +. O + +6 O +. O + +Otvos O +, O +J O +. O + +D O +. O +, O +Olafson O +, O +R O +. O +W O +, O +and O +Armitage O +, O +I O +. O + +M O +. O + +Structure O +of O +an O + +invertebrate O +metallothionein O +from O +Scylla B +serrata I +. O + +J O +. O + +Biol O +. O + +Chem O +. O + +257 O +: O +2427 O +- O +2431 O +( O +1982 O +) O +. O + +7 O +. O + +Olafson O +, O +R O +. O + +W O +, O +Abel O +, O +K O +. O +, O +and O +Sim O +, O +R O +. O + +G O +. O + +Prokaryotic O +metallothi O + +onein O +: O +preliminary O +characteristics O +of O +a O +blue O +- O +green O +alga O +heavy O +metalbinding O +protein O +. O + +Biochem O +. O + +Biophys O +. O + +Res O +. O + +Commun O +. O + +89 O +: O +36 O +- O +40 O +( O +1979 O +) O +. O + +8 O +. O + +Olafson O +, O +R O +. O + +W O +, O +Loya O +, O +S O +. O +, O +and O +Sim O +, O +R O +. O + +G O +. O + +Physiological O +parameters O + +of O +prokaryotic O +metallothionein O +induction O +. O + +Biochem O +. O + +Biophys O +. O + +Res O +. O + +Commun O +. O + +95 O +: O +1495 O +- O +1503 O +( O +1980 O +) O +. O + +9 O +. O + +Brdicka O +, O +R O +. O + +Pblarographic O +studies O +with O +the O +dropping O +mercury O +ka O + +thode O +. O +- O +Part O +XXXI O +. O +- O +A O +new O +test O +for O +proteins O +in O +the O +presence O +of O +cobalt O +salts O +in O +ammoniacal O +solutions O +of O +ammonium O +chloride O +. O + +Collect O +. O + +Czech O +. O + +Chem O +. O + +Commun O +. O + +5 O +: O +112 O +- O +128 O +( O +1933 O +) O +. O + +10 O +. O + +Olafson O +, O +R O +. O + +W O +, O +and O +Sim O +, O +R O +. O + +G O +. O + +An O +electrochemical O +approach O +to O + +quantitation O +and O +characterization O +of O +metallothionein O +. O + +Anal O +. O + +Biochem O +. O + +100 O +: O +343 O +- O +351 O +( O +1979 O +) O +. O + +11 O +. O + +Olafson O +, O +R O +. O + +W O +Differential O +pulse O +polarographic O +determination O +of O + +murine B +metallothionein O +induction O +kinetics O +. O + +J O +. O + +Biol O +. O + +Chem O +. O + +256 O +: O +12631268 O +( O +1981 O +) O +. O + +12 O +. O + +Olafson O +, O +R O +. O + +W O +Prokaryotic O +metallothionein O +: O +amino O +terminal O +se O + +quence O +analysis O +of O +a O +unique O +metallothionein O +. O + +Int O +. O + +J O +. O + +Peptide O +Protein O +Res O +. O + +24 O +: O +303 O +- O +308 O +( O +1984 O +) O +. O + +Peculiarities O +of O +carcinogenesis O +under O +simultaneous O +oral O +administration O +of O +benzo O +( O +a O +) O +pyrene O +and O +o O +- O +cresol O +in O +mice B +. O + +Abstract O + +A O +modifying O +influence O +of O +ortho O +- O +cresol O +( O +o O +- O +cresol O +) O +on O +the O +carcinogenic O +effect O +of O +benzo O +( O +a O +) O +pyrene O +( O +BaP O +) O +with O +combined O +oral O +administration O +to O +CC57Br O +mice B +had O +been O +found O +. O + +During O +simultaneous O +administration O +of O +o O +- O +cresol O +( O +1 O +mg O +) O +and O +BaP O +( O +1 O +mg O +) O +, O +the O +incidence O +of O +tumors O +, O +the O +multiplicity O +of O +tumors O +, O +and O +the O +degree O +of O +malignancy O +all O +increased O +, O +but O +the O +latency O +was O +shortened O +. O + +When O +o O +- O +cresol O +was O +administered O +before O +or O +after O +BaP O +( O +in O +identical O +doses O +) O +, O +the O +carcinogenic O +effect O +was O +weakened O +. O + +When O +o O +- O +cresol O +( O +10 O +mg O +) O +and O +BaP O +( O +5 O +mg O +) O +were O +administered O +simultaneously O +, O +the O +incidence O +of O +malignant O +tumors O +was O +similar O +to O +controls O +receiving O +BaP O +only O +( O +13 O +. O +8 O +% O +) O +, O +indicating O +inhibition O +of O +carcinogenesis O +. O + +Environnmental O +Health O +Perspectives O +Supplements O +Vol O +. O + +101 O +( O +Suppl O +. O +3 O +) O +: O +341 O +- O +344 O +( O +1993 O +) O + +Peculiarities O +of O +Carcinogenesis O +under O +Simultaneous O +Oral O +Administration O +of O + +Benzo O +( O +a O +) O +Pyrene O +and O +o O +- O +Cresol O +in O +Mice B + +by O +N O +. O + +Ya O +. O + +Yanysheva O +, O +' O +N O +. O + +V O +. O + +Balenko O +, O +1 O +. O + +A O +. O + +Chernichenko O +, O +1 O +and O +V O +. O + +F O +. O + +Babiy O +' O + +A O +modifying O +influence O +of O +ortho O +- O +cresol O +( O +o O +- O +cresol O +) O +on O +the O +carcinogenic O +effect O +of O +benzo O +( O +a O +) O +pyrene O +( O +BaP O +) O +with O +combined O +oral O +administration O +to O +CC57Br O +mice B +had O +been O +found O +. O + +During O +simultaneous O +administration O +of O +o O +- O +cresol O +( O +1 O +mg O +) O +and O +BaP O +( O +1 O +mg O +) O +, O +the O +incidence O +of O +tumors O +, O +the O +multiplicity O +of O +tumors O +, O +and O +the O +degree O +of O +malignancy O +all O +increased O +, O +but O +the O +latency O +was O +shortened O +. O + +When O +o O +- O +cresol O +was O +administered O +before O +or O +after O +BaP O +( O +in O +identical O +doses O +) O +, O +the O +carcinogenic O +effect O +was O +weakened O +. O + +When O +o O +- O +cresol O +( O +10 O +mg O +) O +and O +BaP O +( O +5 O +mg O +) O +were O +administered O +simultaneously O +, O +the O +incidence O +of O +malignant O +tumors O +was O +similar O +to O +controls O +receiving O +BaP O +only O +( O +13 O +. O +8 O +% O +) O +, O +indicating O +inhibition O +of O +carcinogenesis O +. O + +Introduction O + +Numerous O +experiments O +have O +shown O +a O +modifying O +influence O +of O +different O +chemicals O +on O +benzo O +( O +a O +) O +pyrene O +( O +BaP O +) O +induced O +carcinogenic O +effects O +. O + +Both O +enhancing O +or O +weakening O +effects O +have O +been O +seen O +( O +1 O +- O +12 O +) O +. O + +In O +some O +experiments O +ubiquitious O +environmental O +carcinogenic O +and O +toxic O +chemical O +pollutants O +were O +used O +( O +13 O +- O +17 O +) O +. O + +The O +stimulating O +effect O +of O +phenol O +, O +nitrogen O +oxides O +, O +and O +sulfur O +dioxide O +upon O +BaP O +' O +s O +blastogenic O +action O +on O +the O +respiratory O +tract O +and O +phenol O +on O +the O +digestive O +tract O +( O +forestomach O +) O +have O +been O +reported O +( O +12 O +- O +18 O +) O +. O + +We O +have O +established O +the O +relationship O +between O +the O +doses O +of O +carcinogenic O +and O +toxic O +agents O +and O +their O +modifying O +effects O +( O +17 O +, O +18 O +) O +. O + +The O +maximal O +enhancing O +effect O +was O +observed O +after O +BaP O +( O +2 O +. O +5 O +mg O +) O +and O +NO2 O +( O +0 O +. O +87 O +mg O +/ O +m3 O +) O +were O +exposed O +to O +rat B +respiratory O +tract O +. O + +The O +effect O +weakened O +with O +decreasing O +dose O +. O + +At O +concentrations O +at O +the O +MPC O +level O +( O +MPC O +BaP O +, O +1 O +ng O +/ O +m3 O +, O +MPC O +NO2 O +, O +0 O +. O +04 O +mg O +/ O +m3 O +) O +no O +effect O +was O +seen O +. O + +Phenol O +at O +1 O +mg O +orally O +to O +CC57Br O +mice B +enhanced O +the O +BaP O +( O +1 O +mg O +) O +effect O +, O +but O +no O +effect O +was O +seen O +at O +0 O +. O +02 O +mg O +. O + +Phenolic O +compounds O +showed O +either O +enhancing O +or O +inhibiting O +effects O +on O +carcinogenesis O +depending O +on O +their O +chemical O +structure O +( O +16 O +, O +18 O +- O +25 O +) O +. O + +This O +report O +presents O +the O +results O +of O +combined O +oral O +administration O +of O +BaP O +and O +artho O +- O +cresol O +( O +o O +- O +cresol O +) O +in O +mice B +, O + +' O +Ukrainian O +State O +Medical O +Center O +for O +Environmental O +Health O +, O +Kiev O +, O +Ukraine O +. O + +Address O +reprint O +requests O +to O +N O +. O + +Y O +. O + +Yanysheva O +, O +Ukrainian O +State O +Medical O +Center O +for O +Environmental O +Health O +, O +Popudrenko O +St O +. O + +50 O +, O +253660 O +Kiev O +- O +94 O +, O +Ukraine O +. O + +chemicals O +commonly O +found O +in O +ambient O +water O +because O +of O +their O +industrial O +use O +( O +coke O +chemistry O +, O +oil O +processing O +, O +shale O +processing O +, O +and O +other O +industries O +) O +( O +27 O +- O +30 O +) O +. O + +Materials O +and O +Methods O + +The O +experiment O +was O +conducted O +on O +CC57Br O +female O +mice B +weighing O +12 O +- O +14 O +g O +. O + +Animals O +were O +divided O +in O +15 O +groups O +. O + +This O +experiment O +included O +three O +types O +of O +sequential O +combinations O +for O +the O +introduction O +of O +compounds O +: O +a O +) O +simultaneous O +BaP O +and O +o O +- O +cresol O +administration O +; O +b O +) O +BaP O +after O +o O +- O +cresol O +( O +stage O +1 O +) O +; O +and O +c O +) O +BaP O +before O +o O +- O +cresol O +( O +stage O +2 O +) O +. O + +Appropriate O +controls O +were O +included O +( O +Table O +1 O +) O +. O + +The O +chemicals O +were O +administered O +twice O +per O +week O +( O +for O +a O +total O +of O +10 O +, O +20 O +, O +and O +40 O +doses O +) O +using O +a O +syringe O +and O +a O +needle O +with O +a O +soldered O +olive O +on O +its O +tip O +. O + +BaP O +( O +1 O +or O +5 O +mg O +) O +or O +o O +- O +cresol O +( O +0 O +. O +02 O +, O +1 O +, O +or O +10 O +mg O +) O +was O +placed O +in O +triethylene O +glycol O +( O +TEG O +) O +and O +administered O +as O +0 O +. O +1 O +- O +mL O +water O +solutions O +. O + +The O +evaluation O +of O +o O +- O +cresol O +' O +s O +modifying O +effect O +on O +the O +incidence O +of O +tumors O +, O +especially O +malignant O +tumors O +, O +the O +tumor O +latency O +period O +( O +tl O +) O +, O +and O +the O +average O +time O +( O +ta O +) O +of O +the O +appearance O +of O +tumors O +, O +as O +well O +as O +the O +multiplicity O +index O +, O +M O +( O +the O +average O +number O +of O +tumors O +per O +animal O +for O +tumor O +- O +bearing O +animals O +) O +was O +recorded O +. O + +Because O +the O +M O +could O +be O +identified O +at O +the O +initial O +stage O +of O +carcinogenesis O +by O +the O +third O +month O +after O +the O +beginning O +of O +the O +trial O +when O +neoplasms O +began O +to O +emerge O +, O +moribund O +animals O +were O +killed O +by O +ether O +inhalation O +if O +they O +did O +not O +die O +spontaneously O +. O + +The O +experiments O +with O +large O +chemical O +doses O +( O +BaP O +, O +5 O +mg O +; O +o O +- O +cresol O +, O +10 O +mg O +) O +lasted O +for O +30 O +weeks O +. O + +Some O +animals O +were O +killed O +after O +the O +1st O +, O +3rd O +, O +5th O +, O +and O +10th O +procedures O +for O +the O + +YANYSHEVA O +ET O +AL O +. O + +evaluation O +of O +initial O +stages O +of O +carcinogenesis O +; O +others O +were O +killed O +at O +26 O +and O +30 O +weeks O +. O + +The O +stomachs O +were O +distended O +with O +formalin O +solution O +and O +the O +mucosa O +examined O +macroscopically O +. O + +All O +tumors O +> O +1 O +mm O +in O +diameter O +were O +recorded O +. O + +Organs O +and O +tissues O +were O +fised O +in O +10 O +% O +neutral O +formalin O +solution O +, O +embedded O +in O +paraffin O +and O +routine O +histological O +slides O +prepared O +. O + +Microscopic O +data O +were O +processed O +according O +to O +Mostkovoy O +( O +30 O +) O +. O + +Results O + +The O +data O +from O +this O +study O +demonstrate O +the O +modifying O +influence O +of O +o O +- O +cresol O +on O +BaP O +- O +induced O +carcinogenesis O +with O +combined O +oral O +exposure O +. O + +The O +combined O +exposure O +and O +BaP O +alone O +caused O +benign O +and O +malignant O +epithelial O +tumors O +of O +the O +forestomach O +. O + +The O +benign O +neoplasms O +were O +papillomas O +, O +and O +the O +malignant O +neoplasms O +were O +invasive O +carcinomas O +. O + +The O +combined O +administration O +of O +BaP O +and O +o O +- O +cresol O +showed O +different O +results O +depending O +on O +doses O +and O +sequential O +combinations O +of O +both O +chemicals O +. O + +As O +shown O +in O +Table O +2 O +, O +the O +simultaneous O +administration O +of O +BaP O +( O +1 O +mg O +) O +and O +o O +- O +cresol O +( O +1 O +mg O +) O +affected O +all O +parameters O +of O +carcinogenesis O +that O +were O +measured O +. O + +This O +included O +a O +significant O +increase O +in O +the O +incidence O +of O +tumors O +, O +shortening O +of O +the O +time O +to O +the O +appearance O +of O +the O +first O +tumor O +, O +and O +the O +mean O +time O +of O +tumor O + +development O +as O +compared O +to O +animals O +that O +received O +1 O +mg O +of O +BaP O +alone O +and O +had O +tumors O +. O + +One O +hundred O +percent O +of O +the O +mice B +that O +received O +5 O +mg O +of O +BaP O +alone O +had O +tumors O +. O + +Shortening O +of O +the O +time O +to O +appearance O +of O +malignant O +tumors O +was O +also O +observed O +: O +the O +mice B +with O +forestomach O +cancer O +died O +between O +23 O +and O +26 O +. O +2 O +weeks O +after O +the O +beginning O +of O +experiment O +, O +but O +the O +controls O +survived O +to O +58 O +. O +5 O +weeks O +. O + +Muliple O +small O +metastases O +in O +the O +lungs O +and O +mediastinum O +were O +found O +in O +42 O +. O +8 O +% O +of O +mice B +, O +which O +signifies O +a O +high O +degree O +of O +malignancy O +. O + +o O +- O +Cresol O +at O +0 O +. O +02 O +mg O +did O +not O +modify O +carcinogenesis O +in O +comparison O +to O +the O +control O +. O + +o O +- O +Cresol O +administration O +before O +or O +after O +BaP O +did O +not O +modify O +tumor O +incidence O +or O +the O +multiplicity O +index O +as O +compared O +to O +control O +, O +but O +the O +latency O +period O +was O +longer O +( O +Table O +2 O +) O +. O + +When O +o O +- O +cresol O +was O +administered O +after O +BaP O +( O +stage O +2 O +) O +, O +there O +was O +an O +absence O +of O +malignant O +tumors O +. O + +Besides O +the O +quantitative O +aspects O +, O +other O +peculiarities O +of O +carcinogenesis O +in O +mice B +simultaneously O +administered O +BaP O +and O +o O +- O +cresol O +should O +be O +noted O +. O + +The O +combined O +chemical O +administration O +resulted O +in O +diffuse O +verrucosa O +vegetations O +over O +the O +forestomach O +surface O +, O +especially O +near O +the O +greater O +curvature O +. O + +Highly O +aggressive O +malignant O +neoplasms O +developed O +earlier O +with O +more O +metastases O +as O +compared O +to O +control O +. O + +Many O +mice B +were O +emaciated O +, O +and O +the O +tumors O +could O +be O + +Table O +1 O +. O + +Scheme O +of O +BaP O +and O +o O +- O +cresol O +combined O +action O +under O +different O +regimes O +of O +oral O +administration O +. O + +Theatmenta O + +No O +. O +of O +mice B +Stage O +1 O +Stage O +2 O + +Groups O +of O +in O +each O +No O +. O +of O +No O +. O +of O + +animals O +group O +Substances O +Dose O +, O +mg O +applications O +Substances O +Dose O +, O +mg O +applications O + +1 O +55 O +BaP O +, O +o O +- O +cresol O +5 O ++ O +10 O +10 O +- O +- O +2 O +45 O +BaP O +5 O +10 O +- O +- O +3 O +40 O +TEG O +la O +10 O +- O +- O +4 O +45 O +TEG O +, O +o O +- O +cresol O +1b O ++ O +10 O +10 O +- O +- O +5 O +30 O +BaP O +, O +o O +- O +cresol O +1 O ++ O +1 O +20 O +- O +- O +6 O +30 O +BaP O +, O +o O +- O +cresol O +1 O ++ O +0 O +. O +02 O +20 O +- O +- O +7 O +30 O +o O +- O +Cresol O +1 O +20 O +BaP O +1 O +20 O +8 O +30 O +BaP O +1 O +20 O +o O +- O +Cresol O +1 O +20 O +9 O +30 O +BaP O +1 O +20 O +- O +10 O +30 O +- O +- O +- O +BaP O +1 O +20 O +11 O +30 O +o O +- O +Cresol O +1 O +20 O +- O +12 O +30 O +- O +- O +- O +o O +- O +Cresol O +1 O +20 O +13 O +30 O +o O +- O +Cresol O ++ O +TEG O +1 O ++ O +2 O +' O +20 O +- O +14 O +30 O +o O +- O +Cresol O ++ O +TEG O +0 O +. O +02 O ++ O +2b O +20 O + +15 O +30 O +TEG O +2b O +20 O +- O +- O +Abbreviations O +: O +BaP O +, O +benzo O +[ O +a O +] O +pyrene O +; O +TEG O +, O +triethylene O +glycol O +. O + +Table O +2 O +. O + +Occurrence O +of O +forestomach O +tumors O +in O +CC57Br O +mice B +after O +combined O +oral O +administration O +of O +BaP O +and O +o O +- O +cresol O +. O + +Number O +of O +animals O +with O +forestomach O +tumors O + +Order O +of O +administration O +of O +substances O +Total O +Benign O +Malignant O + +( O +dose O +, O +mg O +) O +Absolute O +% O +% O +M O +t O +, O +ta O +% O +t O +, O +ta O +BaP O +( O +5 O +) O +, O +o O +- O +cresol O +( O +10 O +) O +29 O +100 O +. O +0 O +86 O +. O +2 O +ND O +ND O +ND O +13 O +. O +8 O +ND O +ND O +BaP O +( O +1 O +) O +, O +o O +- O +cresol O +( O +1 O +) O +19 O +95 O +. O +0 O +60 O +. O +0 O +9 O +. O +6 O +10 O +. O +7 O +16 O +. O +3 O +35 O +. O +0 O +23 O +. O +0 O +25 O +. O +2 O +BaP O +( O +1 O +) O +, O +o O +- O +cresol O +( O +0 O +. O +02 O +) O +7 O +35 O +. O +0 O +30 O +. O +0 O +1 O +. O +6 O +13 O +. O +5 O +19 O +. O +8 O +5 O +. O +0 O +56 O +. O +8 O +56 O +. O +8 O +BaP O +( O +1 O +) O +, O +stage O +1 O +, O +o O +- O +cresol O +( O +1 O +) O +, O +stage O +2 O +7 O +31 O +. O +8 O +31 O +. O +8 O +1 O +. O +4 O +16 O +. O +2 O +31 O +. O +1 O +0 O +0 O +0 O + +BaP O +( O +1 O +) O +, O +stage O +2 O +6 O +35 O +. O +3 O +29 O +. O +4 O +2 O +. O +8 O +15 O +. O +8 O +41 O +. O +2 O +5 O +. O +9 O +24 O +. O +8 O +24 O +. O +8 O +BaP O +( O +5 O +) O +, O +stage O +1 O +18 O +100 O +. O +0 O +50 O +. O +0 O +ND O +ND O +ND O +50 O +. O +0 O +ND O +ND O +BaP O +( O +1 O +) O +, O +stage O +1 O +8 O +33 O +. O +3 O +28 O +. O +7 O +1 O +. O +4 O +14 O +. O +0 O +21 O +. O +3 O +4 O +. O +6 O +58 O +. O +5 O +58 O +. O +5 O +BaP O +( O +1 O +) O +, O +stage O +2 O +7 O +36 O +. O +8 O +31 O +. O +6 O +2 O +. O +8 O +10 O +. O +0 O +13 O +. O +3 O +5 O +. O +2 O +55 O +. O +7 O +55 O +. O +7 O + +Abbreviations O +: O +BaP O +, O +benzo O +[ O +a O +] O +pyrene O +; O +0 O +, O +not O +observed O +; O +ND O +, O +not O +determined O +; O +t1 O +, O +time O +of O +the O +first O +tumor O +appearance O +in O +weeks O +; O +ta O +, O +mean O +time O +of O +tumor O +development O +in O +weeks O +; O +M O +, O +multiplicity O +. O + +342 O + +CARCINOGENESIS O +OF O +BaP O +AND O +o O +- O +CRESOL O +343 O + +palpated O +through O +the O +abdominal O +wall O +. O + +At O +autopsy O +, O +enlargement O +of O +the O +stomach O +with O +tuberculous O +white O +superficial O +vegetations O +were O +observed O +. O + +The O +forestomach O +and O +glandular O +part O +of O +the O +stomach O +was O +often O +obliterated O +by O +tumor O +masses O +. O + +The O +stomach O +was O +often O +adhered O +to O +the O +pancreas O +, O +liver O +, O +and O +mesentery O +. O + +Hemmorrhage O +and O +inflammation O +were O +found O +in O +tumors O +foci O +. O + +When O +o O +- O +cresol O +was O +introduced O +before O +BaP O +, O +the O +tumors O +were O +more O +frequently O +found O +closer O +to O +the O +small O +curvature O +of O +the O +stomach O +between O +the O +forestomach O +and O +esophageal O +entrance O +. O + +Over O +the O +large O +curvature O +less O +prominent O +mucosal O +folds O +were O +observed O +. O + +Microscopically O +, O +a O +decrease O +in O +mucosa O +papillae O +, O +epithelial O +atrophy O +( O +one O +to O +two O +cullular O +layers O +) O +, O +decreased O +keratonization O +, O +and O +nuclear O +pycnosis O +were O +observed O +. O + +With O +the O +simultaneous O +administration O +of O +large O +doses O +of O +o O +- O +cresol O +and O +BaP O +, O +the O +final O +carcinogenic O +effect O +( O +30 O +weeks O +after O +the O +first O +dose O +) O +was O +similar O +to O +BaP O +alone O +but O +differences O +were O +observed O +at O +the O +earlier O +stages O +( O +after O +the O +1st O +, O +3rd O +, O +5th O +, O +and O +10th O +exposures O +) O +. O + +In O +the O +BaP O +control O +, O +multiple O +forestomach O +epithelial O +proliferative O +and O +hyperplastic O +changes O +were O +found O +after O +the O +third O +dose O +. O + +Multiple O +papillomas O +occurred O +( O +9 O +- O +15 O +in O +each O +mouse B +) O +. O + +The O +stomach O +' O +s O +mucosal O +folds O +appeared O +thickened O +diffusely O +, O +then O +papillomas O +appeared O +and O +finally O +merged O +together O +. O + +Approximately O +half O +of O +the O +tumors O +were O +malignant O +. O + +The O +neoplasms O +filled O +almost O +the O +whole O +forestomach O +cavity O +and O +infiltrated O +the O +wall O +with O +tuberculous O +vegetations O +, O +which O +were O +visible O +on O +the O +serosal O +surface O +. O + +Thmor O +infiltration O +in O +the O +liver O +, O +pancreas O +, O +and O +wide O +dissemination O +of O +peritoneum O +were O +also O +observed O +. O + +In O +mice B +simultaneously O +administered O +BaP O +and O +o O +- O +cresol O +, O +the O +proliferative O +alterations O +of O +forestomach O +epithelium O +were O +seen O +after O +the O +third O +dose O +. O + +However O +, O +they O +occurred O +as O +the O +single O +foci O +at O +damaged O +mucosa O +and O +even O +in O +the O +later O +stages O +were O +not O +diffuse O +. O + +Adjacent O +to O +the O +hyperplastic O +foci O +, O +the O +mucosa O +was O +atrophied O +with O +decreased O +keratonization O +. O + +The O +epithelial O +cells O +also O +showed O +cytoplasm O +coagulation O +and O +nuclear O +pycnosis O +. O + +Edema O +, O +inflammation O +of O +the O +mucosa O +, O +submucosa O +microabscesses O +, O +and O +erosion O +were O +seen O +. O + +There O +were O +fewer O +papillomas O +per O +mouse B +( O +four O +to O +eight O +in O +each O +mouse B +) O +than O +in O +the O +control O +group O +. O + +Even O +in O +the O +late O +stages O +the O +papillomas O +were O +isolated O +and O +elevated O +on O +the O +atrophied O +mucosal O +folds O +. O + +In O +the O +final O +experiment O +the O +papillomas O +prevailed O +as O +compared O +to O +the O +previous O +experiments O +. O + +Only O +4 O +out O +of O +29 O +mice B +( O +13 O +. O +8 O +% O +) O +developed O +malignant O +tumors O +. O + +Neoplasms O +were O +smaller O +and O +appeared O +as O +single O +verrucosa O +vegetations O +5 O +- O +10 O +mm O +in O +diameter O +. O + +Thus O +, O +the O +toxic O +dose O +of O +o O +- O +cresol O +inhibits O +the O +carcinogenic O +process O +of O +induced O +forestomach O +tumors O +by O +decreasing O +multiplicity O +, O +frequency O +, O +and O +percentage O +of O +malignant O +tumors O +. O + +Discussion O + +Our O +results O +and O +the O +literature O +suggest O +a O +hypothesis O +on O +modifying O +carcinogenesis O +mechanisms O +. O + +The O +primary O +effect O +of O +the O +toxic O +agents O +, O +including O +carcinogenic O +agents O +, O +may O +relate O +to O +cellular O +membrane O +damage O +with O +the O +subsequent O +increased O +permeability O +( O +31 O +- O +35 O +) O +, O +which O +may O +be O +the O +mechanism O +of O +the O +o O +- O +cresol O +. O + +With O +simultaneous O +introduction O +of O +o O +- O +cresol O +at O +low O +toxic O +doses O +and O +BaP O +there O +may O +be O +increased O +carcinogen O +penetration O +to O +the O +target O +cells O +. O + +In O +addition O +, O +membrane O +damage O +may O +alter O +other O +cellular O +systems O +responsible O +for O +energy O +and O +xenobiotic O +detoxication O +. O + +Damage O +of O +these O +processes O +may O +activate O +free O +- O +radical O +reactions O +, O +glycolysis O +, O +or O +alter O +carcinogenic O +metabolism O +, O +which O +promotes O +the O +oncogenic O +effect O +. O + +The O +o O +- O +cresol O +effect O +on O +these O +systems O +was O +confirmed O +by O +our O +previous O +investigations O +on O +cytochrome O +P450 O +, O +ferrosulfuric O +nonhemic O +proteins O +, O +and O +semiquinon O +radical O +content O +affected O +by O +the O +combined O +action O +of O +BaP O +and O +o O +- O +cresol O +( O +36 O +) O +. O + +Another O +effect O +was O +obtained O +with O +BaP O +exposure O +after O +o O +- O +cresol O +. O + +The O +atrophic O +alterations O +in O +the O +stomach O +induced O +by O +2 O +. O +5 O +months O +of O +o O +- O +cresol O +administration O +might O +decrease O +the O +natural O +conditions O +of O +retention O +( O +muscosal O +folds O +, O +frontier O +torn O +) O +, O +and O +thus O +shorten O +the O +contact O +of O +BaP O +with O +the O +forestomach O +. O + +In O +our O +opinion O +, O +this O +explains O +the O +decreased O +carcinogenic O +effect O +seen O +after O +o O +- O +cresol O +exposure O +. O + +Considering O +the O +toxic O +effect O +of O +o O +- O +cresol O +at O +low O +toxic O +doses O +( O +1 O +mg O +) O +after O +BaP O +and O +the O +effect O +of O +a O +super O +toxic O +dose O +( O +10 O +mg O +) O +simultaneously O +with O +BaP O +administration O +, O +it O +is O +possible O +that O +the O +inhibition O +of O +carcinogenesis O +in O +both O +trials O +was O +related O +to O +the O +toxic O +effects O +of O +o O +- O +cresol O +. O + +Cytotoxicity O +may O +not O +only O +hamper O +tumor O +growth O +, O +but O +also O +promote O +the O +regression O +of O +inducible O +and O +spontaneous O +neoplasms O +( O +37 O +- O +39 O +) O +. O + +There O +is O +also O +a O +possibility O +that O +BaP O +damages O +metabolic O +systems O +and O +decreases O +resistance O +to O +carcinogenesis O +. O + +Conclusions O + +The O +data O +obtained O +demonstrate O +that O +simultaneous O +administration O +of O +BaP O +modifies O +the O +induced O +carcinogenesis O +depending O +on O +the O +dose O +and O +the O +sequence O +of O +administration O +. O + +Administered O +with O +BaP O +( O +1 O +mg O +) O +, O +a O +low O +toxic O +o O +- O +cresol O +dose O +( O +about O +minimally O +effective O +) O +produces O +an O +enhanced O +cocarcinogenic O +effect O +reflected O +in O +the O +incidence O +, O +frequency O +, O +multiplicity O +, O +and O +degree O +of O +malignancy O +of O +forestomach O +tumors O +. O + +o O +- O +Cresol O +administration O +at O +low O +toxic O +doses O +before O +or O +after O +BaP O +at O +the O +same O +dose O +level O +( O +1 O +mg O +) O +and O +its O +administration O +at O +super O +toxic O +doses O +( O +10 O +mg O +) O +with O +the O +BaP O +optimal O +dose O +( O +5 O +mg O +) O +may O +inhibit O +carcinogenesis O +. O + +Simultaneous O +introduction O +of O +a O +noneffective O +o O +- O +cresol O +dose O +( O +0 O +. O +02 O +mg O +) O +with O +the O +BaP O +( O +1 O +mg O +) O +does O +not O +change O +its O +carcinogenic O +activity O +. O + +Controlling O +both O +chemicals O +in O +the O +environment O +is O +the O +most O +effective O +measure O +of O +preventing O +potential O +risk O +and O +is O +undoubtedly O +of O +paramount O +significance O +. O + +REFERENCES O + +1 O +. O + +Bingham O +, O +E O +. O +, O +and O +Falk O +, O +H O +. O + +L O +. O + +Environmental O +carcinogenesis O +. O + +The O + +modifying O +effect O +of O +cocarcinogens O +on O +the O +threshold O +response O +. O + +Arch O +. O + +Environ O +. O + +Health O +19 O +: O +779 O +- O +783 O +( O +1969 O +) O +. O + +2 O +. O + +Goldschmidt O +, O +B O +. O + +M O +. O +, O +Katz O +, O +C O +. O +, O +and O +Van O +Duuren O +, O +B O +. O + +L O +. O + +The O +cocar O + +cinogenic O +activity O +of O +non O +- O +carcinogenic O +aromatic O +hydrocarbons O +. O + +Proc O +. O + +Am O +. O + +Assoc O +. O + +Cancer O +Res O +. O + +17 O +: O +84 O +( O +1973 O +) O +. O + +3 O +. O + +Kaufman O +, O +D O +. O + +C O +. O +, O +and O +Madison O +, O +R O +. O + +M O +. O + +Synergistic O +effects O +of O + +benzo O +( O +a O +) O +pyrene O +and O +N O +- O +methyl O +- O +N O +- O +nitrosourea O +respirators O +carcinogenesis O +in O +Syrian B +golden I +hamsters I +. O + +In O +: O +Proceedings O +of O +the O +Sym O + +344 O +YANYSHEVA O +ET O +AL O +. O + +posium O +on O +Epithelial O +Respiratory O +Carcinogenesis O +and O +Bioassays O +. O + +Batelle O +Seattle O +Research O +Center O +, O +Seattle O +, O +WA O +, O +1974 O +, O +p O +. O + +17 O +. O + +4 O +. O + +Montesano O +, O +R O +. O +, O +Saffiotti O +, O +U O +, O +Ferrero O +, O +A O +, O +and O +Kaufman O +, O +D O +. O + +Synergistic O + +effects O +of O +benzo O +( O +a O +) O +pyrene O +and O +diethylnitrosamine O +on O +respiratory O +carcinogenesis O +in O +hamsters O +. O + +J O +. O + +Natl O +. O + +Cancer O +. O + +Inst O +. O + +5 O +: O +1395 O +- O +1397 O +( O +1974 O +) O +. O + +5 O +. O + +Pfeiffer O +, O +E O +. O + +H O +. O + +Investigations O +of O +the O +carcinogenic O +burden O +by O +air O + +pollution O +in O +man B +. O + +VII O +. O + +Studies O +on O +the O +ontogenetic O +interaction O +of O +polycyclic O +aromatic O +hydrocarbons O +. O + +Zbl O +. O + +Bakteriol O +. O + +Parasitenk O +. O + +Infektion O +. O + +Hyg O +. O + +Abt O +. O + +B O +158 O +( O +1 O +) O +: O +69 O +- O +83 O +( O +1973 O +) O +. O + +6 O +. O + +Slaga O +, O +T O +. O + +J O +. O +, O +Jecker O +, O +L O +. O +, O +Bracken O +, O +W O +. O + +M O +. O +, O +and O +Weeks O +, O +C O +. O + +E O +. O + +The O +effects O +of O + +weak O +or O +non O +- O +carcinogenic O +polycyclic O +hydrocarbons O +on O +7 O +, O +12 O +- O +dimethylbenz O +( O +a O +) O +anthracene O +and O +benzo O +( O +a O +) O +pyrene O +skin O +tumor O +- O +initiation O +. O + +Cancer O +Lett O +. O + +7 O +: O +51 O +- O +59 O +( O +1979 O +) O +. O + +7 O +. O + +Topping O +, O +D O +. O + +C O +. O +, O +Martin O +, O +D O +. O + +H O +. O +, O +and O +Nettesheim O +, O +P O +. O + +Determination O +of O + +cocarcinogenic O +activity O +of O +benzo O +( O +a O +) O +pyrene O +for O +respiratory O +tract O +mucosa O +. O + +Cancer O +Lett O +. O + +11 O +: O +315 O +- O +321 O +( O +1981 O +) O +. O + +8 O +. O + +Ilnitsky O +, O +A O +. O + +P O +. O +, O +Voronin O +, O +V O +. O + +M O +. O +, O +and O +Solenova O +, O +M O +. O + +G O +. O + +Carcinogenic O +effect O + +of O +benzo O +( O +a O +) O +pyrene O +and O +its O +combinations O +with O +other O +carbohydrates O +at O +their O +oral O +intake O +[ O +in O +Russian O +] O +. O + +Voprosy O +Onkol O +. O + +10 O +: O +71 O +- O +75 O +( O +1974 O +) O +. O + +9 O +. O + +Kurljandsky O +, O +B O +. O + +A O +. O +, O +Medvedovsky O +, O +A O +. O + +G O +. O +, O +and O +Mashbits O +, O +F O +. O + +D O +. O + +On O + +cocarcinogenic O +effect O +of O +toxic O +factors O +of O +low O +intensity O +[ O +in O +Russian O +] O +. O + +Gig O +. O + +Sanit O +. O + +10 O +: O +83 O +- O +85 O +( O +1972 O +) O +. O + +10 O +. O + +Thrusov O +, O +V O +. O + +S O +. O +, O +and O +Andrianov O +, O +L O +. O + +A O +. O + +On O +combined O +effect O +on O +the O +skin O +of O + +single O +application O +of O +7 O +, O +12 O +- O +dimethylbenz O +( O +a O +) O +anthracene O +and O +repeated O +applications O +of O +benz O +( O +a O +) O +pyrene O +[ O +in O +Russian O +] O +. O + +Bull O +. O + +Eksper O +. O + +Biol O +. O + +Med O +. O + +3 O +: O +80 O +- O +83 O +( O +1972 O +) O +. O + +11 O +. O + +Yanysheva O +, O +N O +. O + +Ya O +. O +, O +Chernichenko O +, O +I O +. O + +A O +. O +, O +Balenko O +, O +N O +. O + +V O +, O +and O +Kireeva O +, O + +I O +. O + +S O +. O + +Carcinogenic O +substances O +and O +their O +hygienic O +standardization O +in O +the O +environment O +[ O +in O +Russian O +] O +. O + +Zdorovja O +, O +Kiev O +, O +1977 O +. O + +12 O +. O + +Laskin O +, O +S O +. O +, O +Kushner O +, O +M O +. O +, O +and O +Drew O +, O +R O +. O + +T O +. O + +Studies O +in O +pulmonary O + +careinogenesis O +. O + +In O +: O +Inhalation O +Carcinogenesis O +( O +M O +. O +G O +. 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O + +Influences O +of O +sulfur O +dioxide O +and O +3 O +, O +4 O +- O +benzpyrene O +on O +the O + +respiratory O +organ O +of O +rats B +. O + +Hokkaido O +Igaku O +Zasshi O +3 O +: O +189 O +- O +203 O +( O +1977 O +) O +. O + +16 O +. O + +Skvortsova O +, O +N O +. O + +N O +. O + +Role O +of O +some O +common O +atmospheric O +pollutions O +in O + +lung O +blastomogenesis O +[ O +in O +Russian O +] O +. O + +In O +: O +Handbook O +of O +Hygiene O +of O +Atmospheric O +Air O +( O +K O +. O +A O +. O +Bushtueva O +, O +Ed O +. O +) O +, O +Meditsina O +, O +Moscow O +, O +1976 O +, O +pp O +. O + +384 O +- O +391 O +. O + +17 O +. O + +Yanysheva O +, O +N O +. O + +Ya O +. O +, O +Balenko O +, O +N O +. O + +V O +, O +Chernichenko O +, O +I O +. O + +A O +, O +and O +Babiy O +, O +V O +. O + +F O +. O + +Quantitation O +of O +modified O +effects O +of O +nitrogen O +oxides O +on O +carcinogenicity O +of O +benz O +( O +a O +) O +pyrene O +effect O +[ O +in O +Rusian O +] O +. O + +Gig O +. O + +Sanit O +. O + +7 O +: O +7 O +- O +9 O +( O +1986 O +) O +. O + +18 O +. O + +Yanysheva O +, O +N O +. O + +Ya O +. O +, O +Balenko O +, O +N O +. O + +V O +. O +, O +Chernichenko O +, O +I O +. O + +A O +. O +, O +Babiy O +, O +V O +. O + +F O +. O +, O + +Bakanova O +, O +G O +. O + +N O +. O +, O +and O +Lemeshko O +, O +L O +. O + +P O +. O + +Peculiarities O +of O +manifestation O +of O +carcinogenesis O +at O +combined O +effect O +of O +benz O +( O +a O +) O +pyrene O +and O +phenol O +depending O +on O +regimen O +of O +intake O +into O +the O +organism O +[ O +in O +Russian O +] O +. O + +Gig O +. O + +Sanit O +. O + +4 O +: O +29 O +- O +33 O +( O +1988 O +) O +. O + +19 O +. O + +Van O +Duuren O +, O +B O +. O + +L O +. O +, O +Katz O +, O +C O +. O +, O +and O +Goldschmidt O +, O +B O +. O + +M O +. O + +Brief O +communica O + +tion O +: O +cocarcinogenic O +agents O +in O +tobacco B +carcinogenesis O +. O + +J O +. O + +Natl O +. O + +Cancer O +Inst O +. O + +51 O +: O +703 O +- O +705 O +( O +1973 O +) O +. O + +20 O +. O + +Van O +Duuren O +, O +B O +. O + +L O +. O +, O +and O +Goldschmidt O +, O +B O +. O + +M O +. O + +Cocarcinogenic O +and O + +tumor O +- O +promoting O +agents O +in O +tobacco B +carcinogenesis O +. O + +J O +. O + +Natl O +. O + +Cancer O +Inst O +. O + +56 O +: O +1237 O +- O +1242 O +( O +1976 O +) O +. O + +21 O +. O + +Wattenberg O +, O +L O +. O + +W O +. O +, O +Coccia O +, O +J O +. O + +B O +. O +, O +and O +Lam O +, O +L O +. O + +K O +. O + +Inhibitory O +effects O +of O + +phenolic O +compounds O +on O +benzo O +( O +a O +) O +pyrene O +- O +induced O +neoplasia O +. O + +Cancer O +Res O +. O + +8 O +: O +2820 O +- O +2823 O +( O +1980 O +) O +. O + +22 O +. O + +Bogovski O +, O +P O +. O + +A O +, O +and O +Mirme O +, O +H O +. O + +Yu O +. O + +Cocarcinogenicity O +of O +phenols O +from O + +Estonian O +shale O +tars O +( O +oils O +) O +. O + +Environ O +. O + +Health O +Perspect O +. O + +30 O +: O +177 O +- O +178 O +( O +1979 O +) O +. O + +23 O +. O + +Gubergritz O +, O +M O +. O + +Ya O +. O +, O +and O +Kirso O +, O +U O +. O + +E O +. O + +Carcinogenic O +properties O +, O +struc O + +ture O +and O +reactive O +capacity O +of O +phenols O +[ O +in O +Russian O +] O +. O + +Voprosy O +Onkol O +. O + +8 O +: O +96 O +- O +100 O +( O +1970 O +) O +. O + +24 O +. O + +Mirme O +, O +H O +. O + +Yu O +. O + +Modifying O +effect O +of O +water O +- O +soluble O +shale O +phenols O +upon O + +carcinogenesis O +[ O +in O +Russian O +] O +. O + +In O +: O +Problems O +of O +Prevention O +of O +Pollution O +of O +Environment O +by O +Carcinogenic O +Substances O +( O +M O +. O +M O +. O +Shabad O +, O +Ed O +. O +) O +, O +Tallinn O +, O +Valgus O +, O +1972 O +, O +pp O +. O + +16 O +- O +18 O +. O + +25 O +. O + +Kirso O +, O +U O +. O + +E O +. O +, O +Pashin O +, O +Yu O +. O + +V O +. O +, O +Bakhitova O +, O +L O +. O + +M O +. O +, O +and O +Kjung O +, O +A O +. O + +I O +. O + +Effect O + +of O +antioxidants O +on O +carcinogenic O +and O +mutagenic O +activity O +of O +benzo O +( O +a O +) O +pyrene O +[ O +in O +Russian O +] O +. O + +Voprosy O +Onkol O +. O + +4 O +: O +70 O +- O +75 O +( O +1985 O +) O +. O + +26 O +. O + +Veldre O +, O +I O +. O + +A O +. O + +Comparative O +assessment O +of O +toxic O +effect O +of O +some O +water O + +soluble O +phenols O +[ O +in O +Russian O +] O +. O + +In O +: O +Proceedings O +of O +the O +Scientific O +Conference O +on O +Urgent O +Problems O +Related O +with O +Decrease O +of O +Infectious O +Diseases O +Morbidity O +and O +with O +Hygienic O +Problems O +. O + +Tallinn O +, O +1968 O +, O +pp O +. O + +200 O +- O +202 O +. O + +27 O +. O + +Substances O +possessing O +cocarcinogenic O +effect O +. O + +In O +: O +Carcinogenic O +Sub O + +stances O +in O +the O +Environment O +of O +Man B +( O +L O +. O +M O +. O +Shabad O +and O +A O +. O +P O +. O +Ilnitsky O +, O +Eds O +. O +) O +, O +Budapest O +, O +1979 O +, O +pp O +. O + +111 O +- O +113 O +. O + +28 O +. O + +Djatlovitskaya O +, O +F O +. O + +G O +. O +, O +and O +Maktas O +, O +E O +. O + +D O +. O + +Separate O +determination O +of O +fly O + +phenols O +in O +water O +using O +thin O +- O +layer O +chromatography O +[ O +in O +Russian O +] O +. O + +Gig O +. O + +Sanit O +. O + +6 O +: O +60 O +- O +63 O +( O +1965 O +) O +. O + +29 O +. O + +Kostovetsky O +, O +Ya O +. O + +I O +. O +, O +and O +Zholdakova O +, O +Z O +. O + +I O +. O + +About O +hygienic O +rate O +setting O + +of O +phenol O +in O +the O +water O +of O +waterpools O +[ O +in O +Russian O +] O +. O + +Gig O +. O + +Sanit O +. O + +7 O +: O +7 O +- O +10 O +( O +1971 O +) O +. O + +30 O +. O + +Mostkovoy O +, O +M O +. O + +I O +. O + +Practicum O +on O +variational O +- O +statistical O +processing O +of O + +clinical O +material O +[ O +in O +Russian O +] O +. O + +Ashkhabad O +, O +1954 O +, O +p O +. O + +132 O +. O + +31 O +. O + +Weinstein O +, O +I O +. O + +B O +. O + +The O +scientific O +basis O +for O +carcinogen O +detection O +and O + +primary O +cancer O +prevention O +. O + +Cancer O +47 O +: O +1133 O +- O +1141 O +( O +1981 O +) O +. O + +32 O +. O + +Merkulov O +, O +A O +. O + +I O +, O +and O +Skvortsova O +, O +R O +. O + +I O +. O + +About O +toxic O +effect O +of O +phenol O +[ O +in O + +Russian O +] O +. O + +Gig O +. O + +Sanit O +. O + +1 O +: O +79 O +- O +80 O +( O +1984 O +) O +. O + +33 O +. O + +Weinstein O +, O +I O +. O + +B O +. O +, O +Mufson O +, O +R O +. O + +A O +. O +, O +Lee O +, O +L O +. O + +S O +. O +, O +et O +al O +. O + +Membrane O +and O +other O + +biochemical O +effects O +of O +the O +phorbol O +esters O +and O +their O +relevance O +to O +tumor O +promotion O +. O + +In O +: O +Carcinogenesis O +. O + +Fundamental O +Mechanisms O +and O +Environmental O +Effects O +. O + +London O +, O +1980 O +, O +pp O +. O + +543 O +- O +563 O +. O + +34 O +. O + +Yamasaki O +, O +H O +. O +, O +and O +Weinstein O +, O +I O +. O + +B O +. O + +Cellular O +and O +molecular O +mecha O + +nisms O +of O +tumor O +promotion O +and O +their O +implications O +for O +risk O +assessment O +. O + +In O +: O +Methods O +for O +Estimating O +Risk O +of O +Chemical O +Injury O +: O +Human B +and O +Non O +- O +human B +Biota O +and O +Ecosystems O +( O +V O +. O +B O +. O +Vouk O +, O +G O +. O +C O +. O +Butler O +, O +D O +. O +G O +. O +Hoel O +, O +and O +D O +. O +B O +. O +Peakall O +, O +Eds O +. O +) O +, O +SCOPE O +, O +1985 O +, O +pp O +. O + +155 O +- O +180 O +. O + +35 O +. O + +Karu O +, O +T O +, O +Kirso O +, O +U O +. O + +E O +. O +, O +and O +Andrianov O +, O +L O +. O + +A O +. O + +Dynamics O +of O +resorption O +of O + +3 O +, O +4 O +- O +benzpyrene O +with O +phenols O +from O +mouse B +skin O +[ O +in O +Russian O +] O +. O + +Voprosy O +Onkol O +. O + +5 O +: O +80 O +- O +84 O +( O +1973 O +) O +. O + +36 O +. O + +Yanysheva O +, O +N O +. O + +Ya O +. O +, O +Yurkovskaya O +, O +T O +. O + +N O +. O +, O +Beregovskaya O +, O +N O +. O + +N O +. O +, O +et O +al O +. O + +Metalloenzymic O +complexes O +of O +energetic O +and O +detoxicating O +systems O +of O +cell O +during O +benz O +( O +a O +) O +pyrene O +- O +induced O +carcinogenesis O +. O + +In O +: O +Proceedings O +of O +the O +4th O +National O +Congress O +of O +Oncology O +with O +International O +Participation O +. O + +Sofia O +, O +1985 O +, O +p O +. O + +102 O +. O + +37 O +. O + +Mizell O +, O +M O +. O + +Anuran O +( O +Lucke O +) O +tumor O +breakdown O +in O +regenerating O +anuran O + +tadpole O +tails O +. O + +Anat O +. O + +Res O +. O + +137 O +: O +382 O +- O +383 O +( O +1960 O +) O +. O + +38 O +. O + +Sheremetieva O +, O +E O +. O + +N O +. 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O + +Moreover O +, O +a O +12 O +- O +month O +longitudinal O +study O +documented O +persistently O +elevated O +serum O +BLyS O +levels O +in O +about O +25 O +% O +of O +SLE O +patients B +and O +intermittently O +elevated O +serum O +BLyS O +levels O +in O +an O +additional O +25 O +% O +of O +patients B +[ O +9 O +] O +. O + +Remarkably O +, O +circulating O +BLyS O +levels O +did O +not O +correlate O +with O +disease O +activity O +( O +measured O +using O +the O +SLE O +Disease O +Activity O +Index O +[ O +SLEDAI O +] O +) O +in O +these O +cross O +- O +sectional O +or O +longitudinal O +studies O +[ O +7 O +- O +9 O +] O +. O + +Although O +a O +statistically O +significant O +correlation O +between O +circulating O +BLyS O +levels O +and O +SLEDAI O +has O +been O +appreciated O +in O +a O +more O +recent O +24 O +- O +month O +longitudinal O +study O +of O +245 O +SLE O +patients B +( O +with O +> O +1 O +, O +700 O +plasma O +samples O +analyzed O +) O +[ O +10 O +] O +, O +the O +correlation O +remains O +weak O +. O + +The O +limited O +correlation O +between O +circulating O +BLyS O +protein O +levels O +and O +disease O +activity O +in O +these O +studies O +may O +have O +exposed O +an O +inadequacy O +of O +the O +former O +to O +reflect O +faithfully O +endogenous O +BLyS O +overproduction O +. O + +In O +addition O +to O +the O +rate O +of O +BLyS O +protein O +production O +, O +several O +other O +factors O +( O +for O +example O +, O +utilization O +and O +excretion O +) O +can O +affect O +circulating O +BLyS O +protein O +levels O +. O + +Although O +there O +are O +no O +practicable O +means O +of O +directly O +measuring O +in O +vivo O +BLyS O +production O +per O +se O +in O +humans B +, O +the O +level O +of O +BLyS O +mRNA O +may O +serve O +as O +a O +better O +surrogate O +marker O +of O +in O +vivo O +BLyS O +production O +than O +does O +the O +level O +of O +BLyS O +protein O +. O + +Candidate O +BLyS O +mRNA O +isoforms O +include O +the O +full O +- O +length O +BLyS O +mRNA O +isoform O +, O +which O +encodes O +the O +full O +- O +length O +protein O +, O +and O +the O +alternatively O +spliced O +Delta O +BLyS O +mRNA O +isoform O +, O +which O +encodes O +a O +protein O +with O +a O +small O +peptide O +deletion O +[ O +11 O +] O +. O + +( O +Delta O +BLyS O +does O +not O +bind O +to O +cells O +expressing O +BLyS O +receptors O +, O +and O +therefore O +it O +has O +no O +agonistic O +activity O +. O +Moreover O +, O +Delta O +BLyS O +can O +form O +heterotrimers O +with O +full O +- O +length O +BLyS O +, O +thereby O +actually O +functioning O +as O +a O +dominant O +- O +negative O +antagonist O +of O +BLyS O +activity O +. O +) O + +In O +this O +report O +we O +demonstrate O +that O +peripheral O +blood O +leukocytes O +from O +SLE O +patients B +express O +elevated O +mRNA O +levels O +of O +both O +full O +- O +length O +BLyS O +and O +Delta O +BLyS O +relative O +to O +those O +levels O +expressed O +by O +patients B +with O +rheumatoid O +arthritis O +( O +RA O +) O +or O +by O +normal O +control O +individuals O +. O + +In O +the O +SLE O +patients B +, O +both O +full O +- O +length O +BLyS O +and O +Delta O +BLyS O +mRNA O +levels O +are O +more O +closely O +associated O +with O +disease O +activity O +( O +SLEDAI O +) O +than O +are O +BLyS O +protein O +levels O +. O + +Accordingly O +, O +BLyS O +mRNA O +levels O +may O +be O +a O +helpful O +biomarker O +in O +the O +clinical O +monitoring O +of O +SLE O +patients B +. O + +Materials O +and O +methods O + +General O +details O + +This O +study O +was O +approved O +by O +the O +institutional O +review O +boards O +of O +the O +University O +of O +Southern O +California O +and O +the O +Scripps O +Research O +Institute O +. O + +All O +participants B +gave O +their O +written O +informed O +consent O +before O +participation O +in O +this O +study O +. O + +Participants B + +Patients B +receiving O +outpatient O +medical O +care O +at O +the O +rheumatology O +clinics O +of O +the O +Los O +Angeles O +County O ++ O +University O +of O +Southern O +California O +Medical O +Center O +were O +recruited O +into O +the O +study O +. O + +Diagnoses O +of O +SLE O +( O +n O += O +60 O +) O +or O +RA O +( O +n O += O +60 O +) O +were O +based O +on O +established O +clinical O +criteria O +[ O +12 O +] O +. O + +Healthy O +control O +individuals O +( O +n O += O +30 O +) O +were O +recruited O +from O +Los O +Angeles O +County O ++ O +University O +of O +Southern O +California O +Medical O +Center O +and O +University O +of O +Southern O +California O +Keck O +School O +of O +Medicine O +personnel O +. O + +No O +exclusions O +were O +made O +on O +any O +basis O +other O +than O +an O +inability O +to O +give O +informed O +consent O +. O + +Each O +patient B +' O +s O +sex O +, O +race O +, O +age O +, O +and O +medications O +at O +the O +time O +of O +the O +phlebotomy O +were O +recorded O +( O +Table O +1 O +) O +. O + +Based O +solely O +on O +the O +patient B +' O +s O +willingness O +to O +donate O +a O +second O +blood O +sample O +, O +repeat O +blood O +samples O +were O +collected O +from O +37 O +of O +the O +SLE O +patients B +147 O +- O +511 O +days O +( O +median O +371 O +days O +) O +after O +collection O +of O +the O +first O +samples O +. O + +These O +patients B +were O +not O +selected O +on O +the O +basis O +of O +any O +demographic O +, O +clinical O +, O +or O +laboratory O +feature O +. O + +Clinical O +disease O +activity O +for O +the O +SLE O +patients B +was O +assessed O +using O +the O +SLEDAI O +[ O +13 O +] O +and O +using O +a O +modified O +SLEDAI O +that O +excludes O +the O +contribution O +of O +anti O +- O +double O +- O +stranded O +DNA O +( O +anti O +- O +dsDNA O +) O +antibodies O +from O +the O +total O +score O +. O + +Each O +patient B +' O +s O +medical O +chart O +was O +reviewed O +for O +results O +of O +standard O +clinical O +laboratory O +tests O +within O +the O +previous O +or O +subsequent O +1 O +- O +month O +period O +. O + +Plasma O +BLyS O +determination O + +Whole O +venous O +blood O +was O +centrifuged O +to O +yield O +plasma O +and O +a O +buffy O +coat O +. O + +The O +plasma O +was O +harvested O +, O +stored O +at O +- O +70 O +degrees O +C O +, O +and O +assayed O +for O +BLyS O +levels O +by O +ELISA O +[ O +8 O +, O +14 O +] O +using O +Fab O +fragments O +of O +the O +capture O +antibody O +rather O +than O +the O +whole O +antibody O +to O +reduce O +assay O +interference O +by O +rheumatoid O +factor O +. O + +The O +lower O +limit O +of O +detection O +in O +this O +assay O +is O +0 O +. O +3 O +ng O +/ O +ml O +. O + +For O +statistical O +purposes O +, O +plasma O +samples O +with O +BLyS O +concentrations O +below O +the O +lower O +limit O +of O +detection O +were O +assigned O +a O +value O +of O +0 O +. O +25 O +ng O +/ O +ml O +. O + +Blood O +BLyS O +mRNA O +determination O + +The O +buffy O +coat O +from O +centrifuged O +whole O +blood O +was O +harvested O +, O +added O +to O +RNAlater O +( O +TM O +) O +( O +Ambion O +, O +Austin O +, O +TX O +, O +USA O +) O +at O +a O +1 O +: O +4 O +vol O +/ O +vol O +ratio O +for O +RNA O +stabilization O +, O +stored O +at O +- O +70 O +degrees O +C O +, O +and O +assayed O +for O +full O +- O +length O +BLyS O +and O +Delta O +BLyS O +mRNA O +levels O +by O +real O +- O +time O +PCR O +. O + +Total O +RNA O +was O +purified O +from O +buffy O +coat O +samples O +using O +RNAeasy O +miniprep O +kits O +( O +Qiagen O +, O +Valencia O +, O +CA O +, O +USA O +) O +, O +and O +contaminating O +genomic O +DNA O +was O +removed O +by O +DNAse O +- O +I O +digestion O +. O + +One O +- O +tenth O +volume O +of O +total O +RNA O +was O +used O +as O +template O +in O +the O +first O +- O +strand O +cDNA O +reaction O +using O +oligo O +- O +dT O +and O +the O +Superscript O +III O +first O +- O +strand O +synthesis O +system O +( O +Invitrogen O +, O +Carlsbad O +, O +CA O +, O +USA O +) O +. O + +Duplicate O +samples O +of O +cDNA O +were O +amplified O +with O +primers O +against O +beta O +- O +actin O +, O +full O +- O +length O +BLyS O +, O +or O +Delta O +BLyS O +: O +beta O +- O +actin O +sense O +5 O +' O +- O +CGAGAAGATGACCCAGATCA O +- O +3 O +' O +; O +beta O +- O +actin O +anti O +- O +sense O +5 O +' O +- O +GGCATACCCCTCGTAGATGG O +- O +3 O +' O +; O +full O +- O +length O +BLyS O +sense O +5 O +' O +- O +GCAGACAGTGAAACACCAAC O +- O +3 O +' O +; O +Delta O +BLyS O +sense O +5 O +' O +- O +CAGAAGAAACAGGATCTTAC O +- O +3 O +' O +; O +and O +full O +- O +length O +BLyS O +/ O +Delta O +BLyS O +anti O +- O +sense O +5 O +' O +- O +TGCCAGCTGAATAGCAGGAA O +- O +3 O +' O +. O + +A O +165 O +bp O +amplicon O +for O +beta O +- O +actin O +was O +PCR O +- O +amplified O +using O +the O +7900 O +HT O +ABI O +Prism O +machine O +( O +Qiagen O +) O +with O +annealing O +at O +65 O +degrees O +C O +. O + +A O +296 O +bp O +amplicon O +for O +full O +- O +length O +BLyS O +was O +PCR O +- O +amplified O +, O +with O +annealing O +at O +64 O +degrees O +C O +. O + +A O +270 O +bp O +amplicon O +for O +Delta O +BLyS O +was O +PCR O +- O +amplified O +with O +annealing O +at O +61 O +degrees O +C O +. O + +The O +annealing O +conditions O +for O +full O +- O +length O +BLyS O +and O +Delta O +BLyS O +were O +determined O +so O +that O +each O +primer O +set O +remained O +specific O +to O +the O +respective O +BLyS O +isoform O +and O +yielded O +a O +PCR O +efficiency O +similar O +to O +those O +of O +cloned O +cDNA O +standards O +. O + +Melting O +curve O +analysis O +revealed O +a O +single O +peak O +for O +each O +gene O +amplified O +. O + +The O +threshold O +cycle O +( O +Ct O +) O +values O +for O +each O +reaction O +were O +determined O +using O +Sequence O +Detection O +System O +software O +( O +Applied O +Biosystems O +, O +Foster O +City O +, O +CA O +, O +USA O +) O +. O + +Results O +are O +presented O +as O +ratios O +of O +full O +- O +length O +BLyS O +or O +Delta O +BLyS O +mRNA O +to O +beta O +- O +actin O +mRNA O +, O +which O +were O +calculated O +using O +the O +following O +formulae O +: O + +2 O +exp O +( O +Ct O +beta O +- O +actin O +- O +Ctfull O +- O +length O +BLyS O +) O + +2 O +exp O +( O +Ct O +beta O +- O +actin O +- O +Ct O +Delta O +BLyS O +) O + +Determination O +of O +anti O +- O +BLyS O +autoantibodies O + +BLyS O +was O +bound O +to O +microtiter O +plates O +by O +first O +coating O +the O +plates O +with O +streptavidin O +and O +then O +adding O +biotinylated O +recombinant O +BLyS O +. O + +Using O +these O +plates O +as O +the O +capture O +reagent O +, O +plasma O +samples O +were O +incubated O +, O +and O +horseradish B +peroxidase O +- O +conjugated O +anti O +- O +human B +IgA O +/ O +IgM O +/ O +IgG O +( O +Southern O +Biotechnology O +Associates O +, O +Birmingham O +, O +AL O +, O +USA O +; O +1 O +: O +20 O +, O +000 O +final O +dilution O +) O +or O +horseradish B +peroxidase O +- O +conjugated O +anti O +- O +human B +IgG O +( O +Southern O +Biotechnology O +; O +1 O +: O +10 O +, O +000 O +final O +dilution O +) O +were O +used O +as O +the O +detector O +reagents O +. O + +Statistical O +analysis O + +All O +analyses O +were O +performed O +using O +SigmaStat O +software O +( O +SPSS O +, O +Chicago O +, O +IL O +, O +USA O +) O +. O + +Results O +that O +did O +not O +follow O +a O +normal O +distribution O +were O +log O +- O +transformed O +to O +achieve O +normality O +. O + +Parametric O +testing O +between O +two O +matched O +or O +unmatched O +groups O +was O +performed O +using O +the O +paired O +or O +unpaired O +t O +test O +, O +respectively O +. O + +Parametric O +testing O +among O +three O +or O +more O +groups O +was O +performed O +using O +one O +- O +way O +analysis O +of O +variance O +. O + +When O +log O +- O +transformation O +failed O +to O +generate O +normally O +distributed O +data O +or O +the O +equal O +variance O +test O +was O +not O +satisfied O +, O +nonparametric O +testing O +was O +performed O +using O +the O +Mann O +- O +Whitney O +rank O +sum O +test O +between O +two O +groups O +and O +by O +Kruskal O +- O +Wallis O +one O +- O +way O +analysis O +of O +variance O +on O +ranks O +among O +three O +or O +more O +groups O +. O + +Correlations O +were O +determined O +using O +Pearson O +product O +moment O +correlation O +for O +interval O +data O +and O +using O +Spearman O +rank O +order O +correlation O +for O +ordinal O +data O +or O +for O +interval O +data O +that O +did O +not O +follow O +a O +normal O +distribution O +. O + +Nominal O +data O +were O +analyzed O +using O +chi O +2 O +analysis O +- O +of O +- O +contingency O +tables O +. O + +Results O + +Elevated O +plasma O +BLyS O +levels O +and O +blood O +levels O +of O +full O +- O +length O +BLyS O +and O +Delta O +BLyS O +mRNA O +isoforms O +in O +systemic O +lupus O +erythematosus O +patients B + +Previous O +reports O +of O +elevated O +circulating O +BLyS O +levels O +in O +SLE O +patients B +were O +based O +on O +a O +BLyS O +ELISA O +that O +utilized O +a O +whole O +( O +unfragmented O +) O +capture O +anti O +- O +BLyS O +monoclonal O +antibody O +[ O +7 O +- O +9 O +] O +. O + +Since O +the O +publication O +of O +these O +reports O +, O +it O +has O +been O +recognized O +that O +the O +presence O +of O +rheumatoid O +factor O +can O +potentially O +interfere O +with O +the O +assay O +and O +lead O +to O +spurious O +overestimation O +of O +the O +true O +circulating O +BLyS O +levels O +( O +Human B +Genome O +Sciences O +, O +Inc O +. O +; O +unpublished O +observations O +) O +. O + +To O +mitigate O +potential O +interference O +from O +rheumatoid O +factor O +, O +the O +BLyS O +ELISA O +has O +been O +modified O +and O +the O +capture O +anti O +- O +BLyS O +monoclonal O +antibody O +is O +now O +utilized O +as O +a O +Fab O +fragment O +. O + +Despite O +the O +changes O +in O +the O +ELISA O +format O +, O +our O +findings O +are O +entirely O +consistent O +with O +those O +of O +the O +previous O +reports O +. O + +Plasma O +BLyS O +levels O +were O +significantly O +greater O +in O +the O +SLE O +group O +than O +in O +either O +RA O +or O +normal O +control O +group O +( O +P O +< O +0 O +. O +001 O +; O +Figure O +1a O +) O +. O + +Arbitrary O +assignment O +of O +the O +95th O +percentile O +value O +among O +the O +normal O +control O +individuals O +as O +the O +upper O +limit O +of O +' O +normal O +' O +revealed O +that O +two O +of O +the O +30 O +normal O +control O +individuals O +, O +15 O +of O +the O +60 O +RA O +patients B +, O +and O +29 O +of O +the O +60 O +SLE O +patients B +harbored O +elevated O +plasma O +BLyS O +levels O +( O +P O +< O +0 O +. O +001 O +) O +. O + +Overexpression O +of O +BLyS O +in O +SLE O +patients B +was O +also O +established O +by O +measuring O +BLyS O +mRNA O +levels O +normalized O +to O +beta O +- O +actin O +mRNA O +levels O +in O +peripheral O +blood O +leukocytes O +( O +buffy O +coats O +) O +. O + +The O +geometric O +mean O +full O +- O +length O +BLyS O +mRNA O +and O +Delta O +BLyS O +mRNA O +levels O +among O +the O +SLE O +patients B +were O +each O +significantly O +greater O +than O +those O +among O +the O +RA O +patients B +and O +normal O +control O +individuals O +, O +respectively O +( O +P O +< O +0 O +. O +001 O +for O +each O +; O +Figure O +1b O +, O +c O +) O +. O + +Arbitrary O +assignment O +of O +the O +95th O +percentile O +values O +for O +full O +- O +length O +BLyS O +and O +Delta O +BLyS O +mRNA O +levels O +among O +the O +normal O +control O +individuals O +as O +the O +upper O +limits O +of O +' O +normal O +' O +revealed O +that O +two O +of O +the O +30 O +normal O +control O +individuals O +, O +four O +of O +the O +60 O +RA O +patients B +, O +and O +20 O +of O +the O +60 O +SLE O +patients B +had O +elevated O +full O +- O +length O +BLyS O +mRNA O +levels O +( O +P O +< O +0 O +. O +001 O +) O +, O +and O +that O +two O +of O +the O +30 O +normal O +control O +individuals O +, O +three O +of O +the O +60 O +RA O +patients B +, O +and O +19 O +of O +the O +60 O +SLE O +patients B +had O +elevated O +Delta O +BLyS O +mRNA O +levels O +( O +P O +< O +0 O +. O +001 O +) O +. O + +Levels O +of O +full O +- O +length O +BLyS O +and O +Delta O +BLyS O +mRNA O +strongly O +correlated O +with O +each O +other O +( O +r O += O +0 O +. O +703 O +; O +P O +< O +0 O +. O +001 O +) O +in O +the O +SLE O +cohort O +, O +and O +plasma O +BLyS O +levels O +also O +correlated O +significantly O +with O +levels O +of O +each O +BLyS O +isoform O +( O +r O += O +0 O +. O +429 O +, O +P O +< O +0 O +. O +001 O +; O +and O +r O += O +0 O +. O +290 O +, O +P O += O +0 O +. O +024 O +, O +respectively O +) O +. O + +Among O +these O +SLE O +patients B +, O +none O +of O +the O +measured O +BLyS O +parameters O +correlated O +with O +patient B +age O +, O +sex O +, O +race O +, O +or O +daily O +dose O +of O +corticosteroids O +( O +data O +not O +shown O +) O +. O + +Because O +the O +racial O +composition O +of O +the O +normal O +cohort O +was O +not O +as O +predominantly O +Hispanic O +as O +were O +those O +of O +the O +RA O +and O +SLE O +cohorts O +, O +we O +assessed O +the O +BLyS O +parameters O +in O +the O +respective O +Hispanic O +subpopulations O +. O + +As O +for O +the O +entire O +populations O +, O +values O +for O +SLE O +were O +significantly O +greater O +than O +those O +for O +either O +RA O +or O +normal O +controls O +( O +P O +< O += O +0 O +. O +004 O +; O +data O +not O +shown O +) O +. O + +Correlations O +between O +BLyS O +parameters O +and O +plasma O +immunoglobulin O +levels O + +BLyS O +is O +a O +potent O +B O +cell O +survival O +factor O +[ O +15 O +- O +21 O +] O +, O +and O +administration O +of O +exogenous O +BLyS O +to O +mice B +leads O +to O +B O +cell O +expansion O +and O +hypergammaglobulinem O +[ O +1 O +] O +. O + +Previous O +studies O +with O +numbers O +of O +SLE O +patients B +greater O +than O +were O +included O +in O +the O +present O +study O +documented O +a O +modest O +but O +significant O +correlation O +between O +serum O +levels O +of O +BLyS O +and O +IgG O +[ O +8 O +, O +10 O +] O +. O + +In O +our O +SLE O +cohort O +of O +limited O +size O +, O +plasma O +BLyS O +levels O +failed O +to O +show O +significant O +correlations O +with O +plasma O +levels O +of O +total O +immunoglobulin O +, O +IgG O +, O +or O +IgA O +. O + +In O +contrast O +, O +full O +- O +length O +BLyS O +and O +Delta O +BLyS O +mRNA O +levels O +correlated O +significantly O +with O +each O +( O +Figure O +2 O +) O +. O + +( O +None O +of O +the O +BLyS O +parameters O +correlated O +with O +plasma O +IgM O +levels O +. O +) O +The O +absence O +of O +significant O +correlation O +between O +plasma O +BLyS O +levels O +and O +the O +immunoglobulin O +parameters O +also O +persisted O +when O +just O +the O +53 O +patients B +with O +detectable O +plasma O +BLyS O +levels O +were O +considered O +( O +r O += O +- O +0 O +. O +133 O +, O +P O += O +0 O +. O +346 O +for O +total O +immunoglobulin O +; O +r O += O +- O +0 O +. O +048 O +, O +P O += O +0 O +. O +734 O +for O +IgG O +; O +and O +r O += O +0 O +. O +033 O +, O +P O += O +0 O +. O +817 O +for O +IgA O +) O +. O + +Correlations O +between O +BLyS O +parameters O +and O +disease O +activity O + +Previous O +studies O +either O +have O +failed O +to O +demonstrate O +a O +significant O +correlation O +between O +disease O +activity O +and O +circulating O +BLyS O +levels O +[ O +7 O +- O +9 O +] O +or O +have O +detected O +only O +a O +weak O +correlation O +between O +the O +two O +[ O +10 O +] O +. O + +Consonant O +with O +those O +studies O +, O +we O +identified O +no O +significant O +correlation O +between O +plasma O +BLyS O +levels O +and O +SLEDAI O +in O +our O +cohort O +of O +60 O +SLE O +patients B +( O +Figure O +3a O +) O +. O + +The O +failure O +to O +demonstrate O +a O +significant O +correlation O +cannot O +be O +attributed O +to O +a O +skewing O +of O +the O +results O +by O +the O +patients B +in O +whom O +plasma O +BLyS O +levels O +were O +below O +the O +limit O +of O +detection O +, O +because O +no O +significant O +correlation O +was O +detected O +among O +the O +53 O +SLE O +patients B +in O +whom O +plasma O +BLyS O +levels O +were O +in O +the O +detectable O +range O +( O +r O += O +0 O +. O +185 O +, O +P O += O +0 O +. O +183 O +) O +. O + +In O +contrast O +, O +a O +significant O +correlation O +between O +SLEDAI O +and O +full O +- O +length O +BLyS O +mRNA O +levels O +was O +readily O +discernible O +( O +Figure O +3b O +) O +. O + +A O +trend O +toward O +a O +correlation O +between O +SLEDAI O +and O +Delta O +BLyS O +mRNA O +levels O +was O +also O +observed O +, O +although O +it O +did O +not O +achieve O +statistical O +significance O +( O +Figure O +3c O +) O +. O + +A O +component O +of O +the O +SLEDAI O +is O +the O +presence O +of O +circulating O +anti O +- O +dsDNA O +antibodies O +. O + +Because O +circulating O +BLyS O +levels O +may O +affect O +the O +presence O +and O +/ O +or O +titers O +of O +circulating O +anti O +- O +dsDNA O +antibodies O +[ O +7 O +- O +10 O +] O +, O +we O +assessed O +correlations O +between O +the O +individual O +BLyS O +parameters O +and O +a O +modified O +SLEDAI O +that O +excludes O +any O +consideration O +of O +anti O +- O +dsDNA O +antibodies O +. O + +As O +with O +the O +unmodified O +SLEDAI O +, O +the O +modified O +SLEDAI O +did O +not O +correlate O +with O +plasma O +BLyS O +levels O +( O +Figure O +3d O +) O +either O +among O +the O +SLE O +cohort O +overall O +or O +among O +the O +53 O +patients B +in O +whom O +plasma O +BLyS O +levels O +were O +in O +the O +detectable O +range O +( O +r O += O +0 O +. O +160 O +, O +P O += O +0 O +. O +252 O +) O +, O +but O +it O +significantly O +correlated O +with O +full O +- O +length O +BLyS O +mRNA O +levels O +( O +Figure O +3e O +) O +and O +exhibited O +a O +trend O +toward O +correlation O +with O +Delta O +BLyS O +mRNA O +levels O +( O +Figure O +3f O +) O +. O + +Thus O +, O +the O +stronger O +correlations O +between O +BLyS O +mRNA O +levels O +and O +disease O +activity O +cannot O +solely O +be O +explained O +by O +any O +effects O +that O +BLyS O +may O +have O +on O +anti O +- O +dsDNA O +antibodies O +per O +se O +. O + +Moreover O +, O +among O +the O +37 O +SLE O +patients B +who O +were O +evaluated O +on O +two O +separate O +occasions O +, O +trends O +toward O +correlation O +were O +appreciated O +between O +changes O +in O +the O +unmodified O +or O +modified O +SLEDAI O +and O +changes O +in O +full O +- O +length O +BLyS O +or O +Delta O +BLyS O +mRNA O +levels O +but O +not O +changes O +in O +plasma O +BLyS O +levels O +( O +Figure O +4 O +) O +. O + +These O +results O +cannot O +be O +ascribed O +to O +changes O +in O +medications O +taken O +by O +the O +patients B +, O +because O +changes O +in O +neither O +disease O +activity O +nor O +in O +any O +of O +the O +BLyS O +parameters O +correlated O +with O +changes O +in O +the O +doses O +of O +corticosteroids O +or O +cytotoxics O +taken O +by O +the O +patients B +( O +data O +not O +shown O +) O +. O + +The O +failure O +to O +demonstrate O +a O +meaningful O +association O +between O +changes O +in O +SLEDAI O +score O +and O +changes O +in O +plasma O +BLyS O +protein O +levels O +cannot O +be O +attributed O +to O +a O +skewing O +of O +the O +results O +by O +the O +patients B +in O +whom O +plasma O +BLyS O +levels O +were O +below O +the O +limit O +of O +detection O +, O +because O +the O +absence O +of O +association O +between O +the O +two O +persisted O +among O +the O +27 O +SLE O +patients B +in O +whom O +plasma O +BLyS O +levels O +were O +in O +the O +detectable O +range O +in O +both O +samples O +( O +r O += O +- O +0 O +. O +069 O +, O +P O += O +0 O +. O +727 O +for O +plasma O +BLyS O +versus O +unmodified O +SLEDAI O +; O +r O += O +- O +0 O +. O +020 O +, O +P O += O +0 O +. O +919 O +for O +plasma O +BLyS O +versus O +modified O +SLEDAI O +) O +. O + +Lack O +of O +correlation O +between O +levels O +of O +BLyS O +mRNA O +isoforms O +and O +percentages O +of O +individual O +leukocyte O +cell O +types O + +Among O +cells O +in O +peripheral O +blood O +, O +BLyS O +is O +predominantly O +expressed O +by O +cells O +of O +the O +myeloid O +lineage O +( O +monocytes O +and O +neutrophils O +) O +[ O +1 O +, O +14 O +, O +22 O +, O +23 O +] O +. O + +Accordingly O +, O +a O +shift O +in O +the O +differential O +leukocyte O +count O +away O +from O +lymphocytes O +to O +monocytes O +and O +/ O +or O +neutrophils O +could O +substantially O +alter O +BLyS O +mRNA O +results O +. O + +Because O +of O +the O +limited O +amount O +of O +blood O +we O +were O +permitted O +to O +obtain O +from O +the O +SLE O +patients B +( O +consequent O +to O +the O +high O +prevalence O +of O +anemia O +among O +these O +patients B +) O +, O +we O +were O +unable O +to O +purify O +the O +individual O +leukocyte O +populations O +for O +BLyS O +mRNA O +analysis O +. O + +Nevertheless O +, O +to O +demonstrate O +that O +the O +elevated O +BLyS O +mRNA O +levels O +in O +SLE O +did O +not O +simply O +reflect O +a O +shift O +in O +differential O +leukocyte O +count O +, O +we O +assessed O +the O +correlations O +between O +the O +individual O +BLyS O +parameters O +on O +the O +one O +hand O +and O +the O +percentages O +of O +blood O +neutrophils O +, O +monocytes O +, O +and O +lymphocytes O +on O +the O +other O +. O + +No O +correlations O +were O +appreciated O +( O +Figure O +5 O +) O +. O + +Presence O +of O +anti O +- O +BLyS O +autoantibodies O +in O +patients B +with O +systemic O +lupus O +erythematosus O + +The O +poorer O +correlation O +between O +plasma O +BLyS O +protein O +levels O +and O +disease O +activity O +compared O +with O +that O +between O +BLyS O +mRNA O +levels O +and O +disease O +activity O +was O +striking O +. O + +Patients B +with O +SLE O +frequently O +develop O +autoantibodies O +against O +self O +- O +antigens O +, O +and O +so O +some O +of O +the O +SLE O +patients B +might O +have O +harbored O +autoantibodies O +to O +BLyS O +. O + +Such O +autoantibodies O +could O +have O +complexed O +with O +BLyS O +and O +enhanced O +its O +clearance O +, O +thereby O +masking O +BLyS O +overproduction O +. O + +Alternatively O +, O +such O +autoantibodies O +might O +have O +sterically O +blocked O +the O +epitopes O +recognized O +by O +the O +detecting O +antibodies O +in O +the O +in O +vitro O +ELISA O +. O + +In O +this O +case O +, O +measured O +BLyS O +levels O +would O +have O +been O +spuriously O +reduced O +, O +again O +masking O +BLyS O +overproduction O +. O + +In O +our O +cohort O +, O +IgA O +/ O +IgM O +/ O +IgG O +anti O +- O +BLyS O +antibodies O +were O +detected O +in O +six O +out O +of O +the O +60 O +SLE O +patients B +. O + +Such O +autoantibodies O +were O +also O +detected O +in O +two O +out O +of O +60 O +RA O +patients B +and O +in O +one O +out O +of O +30 O +normal O +control O +individuals O +, O +demonstrating O +that O +anti O +- O +BLyS O +autoantibodies O +are O +not O +restricted O +to O +SLE O +patients B +. O + +IgG O +anti O +- O +BLyS O +autoantibodies O +were O +detected O +in O +3 O +SLE O +patients B +but O +in O +no O +RA O +patients B +or O +normal O +control O +individuals O +. O + +Discussion O + +Elevated O +blood O +levels O +of O +BLyS O +protein O +and O +mRNA O +are O +well O +described O +features O +of O +human B +SLE O +[ O +7 O +- O +9 O +] O +. O + +We O +confirmed O +these O +observations O +in O +our O +study O +and O +extended O +them O +by O +documenting O +increases O +not O +just O +in O +levels O +of O +full O +- O +length O +BLyS O +mRNA O +but O +also O +in O +levels O +of O +Delta O +BLyS O +mRNA O +( O +Figure O +1 O +) O +. O + +Of O +note O +, O +BLyS O +mRNA O +levels O +were O +elevated O +in O +SLE O +but O +not O +in O +RA O +, O +raising O +the O +possibility O +that O +BLyS O +overproduction O +in O +SLE O +is O +systemic O +whereas O +BLyS O +overproduction O +in O +RA O +may O +be O +more O +focused O +to O +the O +affected O +arthritic O +joints O +[ O +24 O +] O +. O + +The O +modestly O +elevated O +plasma O +BLyS O +protein O +levels O +in O +RA O +patients B +may O +reflect O +, O +at O +least O +in O +part O +, O +release O +of O +locally O +overproduced O +BLyS O +into O +the O +circulation O +. O + +The O +relationship O +between O +circulating O +BLyS O +protein O +levels O +and O +disease O +activity O +was O +addressed O +in O +several O +previous O +studies O +, O +but O +significant O +correlations O +between O +the O +two O +measures O +did O +not O +emerge O +[ O +7 O +- O +9 O +] O +. O + +In O +the O +largest O +study O +to O +date O +, O +a O +2 O +- O +year O +longitudinal O +study O +of O +245 O +patients B +in O +which O +more O +than O +1 O +, O +700 O +plasma O +samples O +were O +analyzed O +, O +a O +significant O +but O +weak O +correlation O +between O +the O +two O +was O +appreciated O +[ O +10 O +] O +. O + +In O +the O +present O +study O +, O +a O +significant O +correlation O +between O +plasma O +BLyS O +protein O +levels O +and O +disease O +activity O +was O +again O +not O +realized O +( O +Figure O +3a O +, O +d O +) O +. O + +The O +weak O +, O +at O +best O +, O +correlation O +between O +circulating O +BLyS O +levels O +and O +disease O +activity O +is O +seemingly O +rather O +surprising O +. O + +There O +is O +a O +clear O +- O +cut O +association O +in O +BlyS O +transgenic O +mice B +between O +BLyS O +overexpression O +and O +development O +of O +SLE O +- O +like O +features O +[ O +3 O +- O +5 O +] O +, O +and O +treatment O +of O +SLE O +- O +prone O +mice B +with O +BLyS O +antagonists O +retards O +the O +progression O +of O +disease O +and O +improves O +survival O +[ O +3 O +, O +6 O +] O +. O + +Moreover O +, O +development O +of O +precocious O +glomerular O +pathology O +in O +autoimmune O +- O +prone O +mice B +correlates O +strongly O +with O +circulating O +BLyS O +levels O +[ O +25 O +] O +. O + +The O +likely O +explanation O +for O +the O +weak O +correlation O +between O +circulating O +BLyS O +levels O +and O +disease O +activity O +in O +human B +SLE O +is O +not O +that O +disease O +activity O +in O +SLE O +patients B +is O +insensitive O +to O +the O +degree O +of O +BLyS O +overproduction O +. O + +Rather O +, O +a O +more O +tenable O +explanation O +is O +that O +circulating O +BLyS O +levels O +in O +human B +SLE O +do O +not O +always O +accurately O +reflect O +excessive O +endogenous O +BLyS O +production O +. O + +We O +can O +identify O +at O +least O +three O +nonmutually O +exclusive O +mechanisms O +to O +explain O +a O +dissociation O +between O +the O +two O +. O + +First O +, O +SLE O +patients B +frequently O +develop O +autoantibodies O +to O +a O +myriad O +of O +self O +- O +targets O +( O +for O +example O +, O +erythrocytes O +, O +lymphocytes O +) O +. O + +Indeed O +, O +we O +detected O +circulating O +IgA O +/ O +IgM O +/ O +IgG O +anti O +- O +BLyS O +autoantibodies O +in O +10 O +% O +( O +6 O +/ O +60 O +) O +of O +the O +tested O +SLE O +patients B +, O +and O +we O +detected O +circulating O +IgG O +anti O +- O +BLyS O +autoantibodies O +in O +5 O +% O +( O +3 O +/ O +60 O +) O +. O + +These O +percentages O +may O +be O +underestimates O +of O +the O +true O +prevalence O +of O +anti O +- O +BLyS O +autoantibodies O +, O +because O +some O +of O +these O +autoantibodies O +may O +be O +saturated O +in O +vivo O +with O +circulating O +BLyS O +, O +rendering O +them O +incapable O +of O +binding O +to O +BLyS O +in O +the O +in O +vitro O +detection O +assay O +. O + +We O +do O +not O +yet O +know O +whether O +the O +anti O +- O +BLyS O +autoantibodies O +are O +functionally O +neutralizing O +but O +, O +regardless O +, O +such O +autoantibodies O +could O +enhance O +the O +clearance O +of O +BLyS O +and O +/ O +or O +interfere O +with O +in O +vitro O +detection O +of O +BLyS O +, O +thereby O +masking O +endogenous O +BLyS O +overproduction O +. O + +Second O +, O +increased O +urinary O +excretion O +of O +BLyS O +has O +been O +reported O +in O +SLE O +patients B +, O +especially O +among O +those O +with O +clinically O +overt O +renal O +involvement O +[ O +26 O +] O +. O + +At O +least O +four O +of O +the O +patients B +we O +studied O +manifested O +nephrotic O +- O +range O +proteinuria O +( O +> O += O +3 O +g O +/ O +24 O +hours O +) O +, O +and O +so O +urinary O +loss O +of O +BLyS O +was O +probably O +substantial O +in O +at O +least O +these O +patients B +. O + +A O +validated O +assay O +for O +urinary O +BLyS O +detection O +has O +not O +yet O +been O +developed O +so O +we O +were O +unable O +to O +quantify O +urinary O +BLyS O +levels O +. O + +Once O +an O +assay O +for O +urinary O +BLyS O +levels O +is O +validated O +, O +we O +should O +be O +able O +to O +assess O +the O +effect O +of O +urinary O +BLyS O +excretion O +on O +circulating O +BLyS O +levels O +. O + +Third O +, O +BLyS O +promotes O +in O +vivo O +expansion O +of O +B O +cells O +[ O +1 O +] O +. O + +Freshly O +isolated O +SLE O +B O +cells O +, O +despite O +intact O +surface O +expression O +of O +BLyS O +receptors O +, O +bind O +less O +biotinylated O +BLyS O +ex O +vivo O +than O +do O +freshly O +isolated O +normal O +B O +cells O +[ O +27 O +] O +. O + +Although O +other O +interpretations O +are O +possible O +, O +the O +most O +likely O +explanation O +is O +that O +BLyS O +receptors O +on O +B O +cells O +in O +SLE O +patients B +are O +occupied O +in O +vivo O +by O +soluble O +BLyS O +. O + +Accordingly O +, O +it O +is O +likely O +that O +BLyS O +receptors O +expressed O +by O +the O +expanded O +B O +cell O +population O +do O +bind O +BLyS O +and O +remove O +it O +from O +the O +circulation O +, O +resulting O +in O +a O +homeostatic O +pathway O +that O +modulates O +the O +effects O +of O +BLyS O +overproduction O +on O +circulating O +BLyS O +levels O +. O + +Indeed O +, O +circulating O +levels O +of O +BLyS O +rise O +with O +peripheral O +blood O +B O +cell O +depletion O +and O +fall O +with O +re O +- O +emergence O +of O +peripheral O +blood O +B O +cells O +in O +rituximab O +- O +treated O +RA O +or O +SLE O +patients B +[ O +28 O +, O +29 O +] O +, O +highlighting O +this O +inverse O +relationship O +between O +circulating O +BLyS O +levels O +and O +B O +cell O +load O +. O + +Moreover O +, O +one O +of O +the O +hallmarks O +of O +active O +disease O +in O +human B +SLE O +is O +the O +increased O +percentages O +of O +activated O +B O +cells O +and O +plasma O +cells O +in O +peripheral O +blood O +[ O +30 O +- O +34 O +] O +, O +probably O +reflecting O +increased O +systemic O +numbers O +of O +activated O +B O +cells O +and O +plasma O +cells O +. O + +Although O +not O +yet O +formally O +tested O +, O +differential O +BLyS O +receptor O +expression O +by O +these O +cells O +compared O +with O +expression O +by O +nonactivated O +B O +cells O +may O +result O +in O +increased O +peripheral O +BLyS O +utilization O +, O +further O +dampening O +the O +effects O +of O +BLyS O +overproduction O +on O +circulating O +protein O +levels O +. O + +To O +circumvent O +these O +confounding O +processes O +, O +we O +used O +BLyS O +mRNA O +levels O +as O +a O +surrogate O +marker O +of O +endogenous O +BLyS O +production O +. O + +Overall O +, O +the O +correlations O +between O +disease O +activity O +and O +either O +full O +- O +length O +BLyS O +or O +Delta O +BLyS O +mRNA O +levels O +were O +much O +stronger O +than O +that O +between O +disease O +activity O +and O +BLyS O +protein O +levels O +( O +Figures O +3 O +and O +4 O +) O +. O + +This O +was O +the O +case O +regardless O +of O +whether O +we O +used O +the O +standard O +SLEDAI O +or O +the O +modified O +SLEDAI O +as O +a O +measure O +of O +disease O +activity O +. O + +These O +correlations O +were O +not O +spurious O +ones O +consequent O +to O +shifts O +in O +percentages O +of O +leukocyte O +subpopulations O +in O +peripheral O +blood O +, O +because O +BLyS O +mRNA O +levels O +did O +not O +correlate O +with O +percentages O +of O +blood O +neutrophils O +, O +monocytes O +, O +or O +lymphocytes O +( O +Figure O +5 O +) O +. O + +A O +similar O +pattern O +was O +observed O +between O +plasma O +immunoglobulin O +levels O +and O +the O +BLyS O +parameters O +, O +with O +plasma O +levels O +of O +total O +immunoglobulin O +, O +IgG O +, O +and O +IgA O +correlating O +significantly O +with O +full O +- O +length O +BLyS O +and O +Delta O +BLyS O +mRNA O +levels O +but O +not O +with O +plasma O +BLyS O +levels O +( O +Figure O +2 O +) O +. O + +These O +significant O +correlations O +between O +full O +- O +length O +BLyS O +or O +Delta O +BLyS O +mRNA O +levels O +and O +plasma O +immunoglobulin O +levels O +again O +highlight O +the O +greater O +ability O +of O +BLyS O +mRNA O +levels O +, O +compared O +with O +plasma O +BLyS O +protein O +levels O +, O +to O +reflect O +ongoing O +BLyS O +overproduction O +. O + +At O +present O +, O +it O +is O +not O +known O +whether O +soluble O +Delta O +BLyS O +protein O +is O +present O +in O +the O +circulation O +of O +SLE O +patients B +or O +of O +normal O +individuals O +. O + +Although O +full O +- O +length O +BLyS O +protein O +is O +readily O +cleaved O +and O +released O +from O +cells O +transfected O +with O +a O +vector O +containing O +murine B +full O +- O +length O +BLyS O +, O +Delta O +BLyS O +protein O +is O +not O +cleaved O +or O +released O +from O +murine B +Delta O +BLyS O +transfectants O +[ O +11 O +] O +. O + +Given O +the O +strong O +similarities O +between O +murine B +and O +human B +full O +- O +length O +BLyS O +and O +Delta O +BLyS O +, O +it O +is O +likely O +that O +human B +soluble O +Delta O +BLyS O +protein O +is O +also O +not O +cleaved O +from O +the O +cell O +surface O +and O +released O +into O +the O +circulation O +. O + +Moreover O +, O +soluble O +Delta O +BLyS O +protein O +is O +not O +released O +from O +cells O +transfected O +with O +a O +vector O +containing O +just O +the O +extracellular O +domain O +of O +human B +Delta O +BLyS O +( O +which O +encodes O +the O +soluble O +protein O +; O +A O +. O +L O +. O +Gavin O +, O +unpublished O +observations O +) O +. O + +Whether O +this O +reflects O +rapid O +intracellular O +degradation O +of O +soluble O +Delta O +BLyS O +or O +some O +other O +impediment O +to O +its O +release O +remains O +unknown O +. O + +Regardless O +, O +if O +the O +inability O +to O +release O +soluble O +Delta O +BLyS O +in O +vitro O +faithfully O +recapitulates O +in O +vivo O +biology O +, O +then O +the O +stronger O +associations O +between O +SLE O +disease O +activity O +and O +full O +- O +length O +BLyS O +or O +Delta O +BLyS O +mRNA O +levels O +compared O +with O +that O +between O +SLE O +disease O +activity O +and O +BLyS O +protein O +levels O +could O +not O +be O +attributable O +to O +interference O +by O +biologically O +inactive O +( O +inhibitory O +) O +Delta O +BLyS O +protein O +in O +the O +BLyS O +protein O +detection O +ELISA O +. O + +Importantly O +, O +even O +if O +soluble O +Delta O +BLyS O +protein O +is O +present O +in O +the O +circulation O +and O +is O +detected O +by O +the O +BLyS O +protein O +detection O +ELISA O +, O +then O +the O +stronger O +correlations O +between O +SLE O +disease O +activity O +and O +full O +- O +length O +BLyS O +or O +Delta O +BLyS O +mRNA O +levels O +than O +that O +between O +disease O +activity O +and O +total O +BLyS O +( O +including O +Delta O +BLyS O +) O +protein O +levels O +suggest O +that O +full O +- O +length O +BLyS O +and O +/ O +or O +Delta O +BLyS O +mRNA O +levels O +may O +operationally O +serve O +as O +useful O +biomarkers O +of O +disease O +activity O +in O +SLE O +. O + +Although O +the O +complexity O +and O +labor O +intensiveness O +associated O +with O +quantitative O +real O +- O +time O +PCR O +may O +render O +measurement O +of O +BLyS O +mRNA O +levels O +impracticable O +for O +routine O +clinical O +practice O +, O +such O +measurement O +could O +readily O +be O +incorporated O +into O +clinical O +trials O +and O +yield O +valuable O +information O +. O + +Longitudinal O +observations O +in O +large O +numbers O +of O +SLE O +patients B +will O +be O +necessary O +to O +establish O +or O +refute O +the O +utility O +of O +full O +- O +length O +BLyS O +and O +/ O +or O +Delta O +BLyS O +mRNA O +to O +subserve O +this O +clinically O +vital O +function O +. O + +Although O +expression O +of O +the O +two O +major O +BLyS O +isoforms O +was O +highly O +coordinate O +among O +SLE O +patients B +, O +there O +were O +several O +patients B +in O +whom O +Delta O +BLyS O +mRNA O +levels O +were O +markedly O +greater O +than O +or O +less O +than O +the O +expected O +values O +based O +on O +full O +- O +length O +BLyS O +mRNA O +levels O +( O +data O +not O +shown O +) O +. O + +This O +raises O +the O +possibility O +that O +dysregulation O +of O +Delta O +BLyS O +may O +contribute O +to O +overall O +BLyS O +dysregulation O +in O +at O +least O +some O +SLE O +patients B +. O + +It O +is O +known O +that O +interferon O +- O +gamma O +, O +interleukin O +- O +10 O +, O +interferon O +- O +alpha O +, O +and O +CD154 O +can O +upregulate O +full O +- O +length O +BLyS O +mRNA O +levels O +[ O +14 O +, O +22 O +, O +35 O +] O +, O +but O +it O +is O +not O +known O +what O +effects O +these O +or O +other O +cytokines O +/ O +cell O +- O +surface O +structures O +have O +on O +Delta O +BLyS O +expression O +. O + +Further O +investigation O +of O +the O +regulation O +of O +Delta O +BLyS O +and O +the O +differential O +expression O +of O +BLyS O +isoforms O +is O +certainly O +warranted O +. O + +Although O +the O +associations O +between O +full O +- O +length O +BLyS O +and O +/ O +or O +Delta O +BLyS O +mRNA O +levels O +and O +disease O +activity O +in O +SLE O +were O +usually O +strong O +when O +the O +SLE O +cohort O +was O +analyzed O +in O +aggregate O +, O +there O +were O +several O +SLE O +patients B +in O +whom O +BLyS O +mRNA O +levels O +were O +quite O +high O +despite O +little O +objective O +ongoing O +disease O +activity O +, O +and O +there O +were O +several O +SLE O +patients B +in O +whom O +BLyS O +mRNA O +levels O +were O +low O +despite O +considerable O +ongoing O +disease O +activity O +. O + +One O +must O +recognize O +that O +the O +bulk O +of O +the O +pathogenic O +autoimmune O +responses O +probably O +takes O +place O +in O +the O +spleen O +and O +lymph O +nodes O +, O +rather O +than O +in O +the O +peripheral O +blood O +, O +where O +myeloid O +lineage O +cells O +( O +for O +example O +, O +dendritic O +cells O +) O +produce O +BLyS O +and O +support O +B O +cell O +survival O +and O +expansion O +[ O +36 O +] O +. O + +Local O +BLyS O +production O +in O +the O +secondary O +lymphoid O +tissues O +will O +be O +more O +important O +to O +the O +development O +and O +maintenance O +of O +an O +autoimmune O +response O +than O +will O +remote O +BLyS O +levels O +in O +the O +circulation O +. O + +Because O +at O +least O +some O +autoreactive O +B O +cells O +may O +be O +more O +sensitive O +to O +BLyS O +- O +mediated O +survival O +signals O +than O +non O +- O +autoreactive O +B O +cells O +[ O +37 O +, O +38 O +] O +, O +local O +increases O +in O +BLyS O +production O +could O +preferentially O +promote O +expansion O +of O +autoreactive O +B O +cells O +. O + +These O +cells O +, O +in O +turn O +, O +could O +activate O +autoreactive O +T O +cells O +by O +presenting O +autoantigen O +to O +them O +, O +and O +some O +of O +the O +autoreactive O +B O +cells O +would O +respond O +to O +T O +cell O +derived O +signals O +and O +mature O +into O +( O +pathogenic O +) O +autoantibody O +secreting O +plasma O +cells O +. O + +In O +contrast O +to O +murine B +studies O +, O +in O +which O +investigators O +can O +readily O +harvest O +and O +analyze O +lymphoid O +and O +myeloid O +lineage O +cells O +from O +any O +site O +( O +for O +example O +, O +spleen O +, O +bone O +marrow O +) O +, O +such O +is O +not O +the O +case O +for O +human B +studies O +. O + +Peripheral O +blood O +is O +the O +only O +site O +readily O +accessible O +for O +human B +studies O +, O +and O +it O +is O +possible O +that O +, O +at O +least O +in O +some O +patients B +, O +BLyS O +mRNA O +levels O +in O +circulating O +leukocytes O +do O +not O +reflect O +local O +BLyS O +production O +in O +the O +secondary O +lymphoid O +tissues O +. O + +One O +must O +also O +recognize O +that O +disease O +activity O +in O +SLE O +is O +not O +solely O +driven O +by O +B O +cells O +. O + +Systemic O +inflammation O +and O +SLE O +flares O +can O +be O +triggered O +via O +B O +cell O +independent O +means O +. O + +Not O +all O +SLE O +patients B +treated O +with O +a O +B O +cell O +depleting O +course O +of O +rituximab O +experience O +clinical O +remission O +[ O +39 O +] O +, O +strongly O +pointing O +to O +the O +importance O +of O +non O +- O +B O +cells O +in O +disease O +pathogenesis O +/ O +maintenance O +. O + +Conversely O +, O +not O +all O +pathogenic O +B O +cells O +necessarily O +require O +high O +levels O +of O +BLyS O +to O +effect O +their O +pathogenicity O +. O + +Murine O +studies O +have O +unequivocally O +documented O +B O +cell O +subpopulations O +that O +do O +not O +depend O +upon O +BLyS O +for O +their O +survival O +[ O +40 O +- O +42 O +] O +. O + +Although O +mice B +completely O +devoid O +of O +BLyS O +have O +reduced O +numbers O +of O +mature O +B O +cells O +and O +harbor O +reduced O +levels O +of O +immunoglobulin O +, O +these O +reductions O +are O +incomplete O +. O + +Thus O +, O +it O +is O +possible O +that O +some O +SLE O +patients B +harbor O +pathogenic O +B O +cells O +that O +are O +relatively O +insensitive O +to O +BLyS O +and O +could O +drive O +considerable O +disease O +activity O +even O +in O +the O +context O +of O +low O +endogenous O +BLyS O +production O +. O + +Conversely O +, O +patients B +with O +high O +BLyS O +mRNA O +levels O +may O +be O +those O +patients B +whose O +disease O +is O +strongly O +driven O +by O +BLyS O +and O +may O +be O +especially O +helped O +by O +BLyS O +antagonist O +therapy O +. O + +Future O +clinical O +trials O +should O +be O +able O +to O +establish O +whether O +the O +BLyS O +mRNA O +levels O +are O +good O +predictors O +of O +response O +to O +such O +agents O +. O + +Conclusion O + +Plasma O +total O +immunoglobulin O +, O +IgG O +, O +and O +IgA O +levels O +and O +disease O +activity O +( O +as O +measured O +by O +SLEDAI O +) O +in O +SLE O +patients B +correlate O +more O +closely O +with O +peripheral O +blood O +leukocyte O +levels O +of O +BLyS O +mRNA O +than O +with O +plasma O +levels O +of O +BLyS O +protein O +. O + +These O +findings O +suggest O +that O +BLyS O +mRNA O +levels O +better O +reflect O +in O +vivo O +BLyS O +production O +than O +do O +circulating O +BLyS O +protein O +levels O +, O +and O +may O +be O +a O +useful O +biomarker O +in O +the O +clinical O +monitoring O +of O +SLE O +patients B +. O + +These O +findings O +also O +support O +the O +premise O +that O +BLyS O +overexpression O +not O +only O +promotes O +development O +of O +disease O +but O +also O +actively O +contributes O +to O +the O +ongoing O +maintenance O +of O +disease O +in O +SLE O +patients B +. O + +This O +reinforces O +the O +rationale O +underlying O +clinical O +trials O +with O +BLyS O +antagonists O +in O +SLE O +. O + +Abbreviations O + +anti O +- O +dsDNA O += O +anti O +- O +double O +- O +stranded O +DNA O +; O +BLyS O += O +B O +lymphocyte O +stimulator O +; O +bp O += O +base O +pairs O +; O +Ct O += O +threshold O +cycle O +; O +ELISA O += O +enzyme O +- O +linked O +immunosorbent O +assay O +; O +PCR O += O +polymerase O +chain O +reaction O +; O +RA O += O +rheumatoid O +arthritis O +; O +SLE O += O +systemic O +lupus O +erythematosus O +; O +SLEDAI O += O +SLE O +Disease O +Activity O +Index O +. O + +Competing O +interests O + +TSM O +and O +DMH O +were O +employees O +of O +Human B +Genome O +Sciences O +( O +HGS O +) O +at O +the O +time O +the O +investigation O +was O +conducted O +. O + +( O +DMH O +has O +since O +left O +the O +company O +. O +) O +WS O +has O +received O +research O +support O +from O +HGS O +and O +has O +served O +as O +a O +consultant O +to O +HGS O +( O +< O +$ O +10 O +, O +000 O +) O +. O + +CEC O +, O +ALG O +, O +and O +DN O +declare O +that O +they O +have O +no O +competing O +interests O +. O + +Authors O +' O +contributions O + +CEC O +identified O +and O +recruited O +all O +participants B +; O +collected O +all O +the O +blood O +samples O +and O +reviewed O +all O +the O +medical O +charts O +; O +and O +wrote O +the O +initial O +working O +draft O +of O +this O +manuscript O +. O + +ALG O +developed O +and O +performed O +all O +the O +real O +- O +time O +PCR O +assays O +and O +assisted O +in O +the O +interpretation O +of O +the O +results O +and O +in O +writing O +the O +final O +version O +of O +the O +manuscript O +. O + +TSM O +performed O +the O +plasma O +BLyS O +protein O +and O +anti O +- O +BLyS O +assays O +and O +assisted O +in O +the O +interpretation O +of O +the O +results O +and O +in O +writing O +the O +final O +version O +of O +the O +manuscript O +. O + +DMH O +assisted O +in O +the O +design O +in O +the O +study O +, O +in O +the O +interpretation O +of O +the O +results O +, O +and O +in O +writing O +the O +final O +version O +of O +the O +manuscript O +. O + +DN O +assisted O +in O +the O +design O +in O +the O +study O +, O +in O +the O +interpretation O +of O +the O +results O +, O +and O +in O +writing O +the O +final O +version O +of O +the O +manuscript O +. O + +WS O +conceived O +the O +study O +, O +supervised O +the O +recruitment O +of O +participants B +, O +performed O +the O +statistical O +analyses O +, O +assisted O +in O +the O +interpretation O +of O +the O +results O +, O +and O +supervised O +the O +editing O +of O +the O +manuscript O +to O +its O +final O +form O +. O + +All O +authors O +read O +and O +approved O +the O +final O +manuscript O +version O +. O + +Travel O +- O +Related O +Venous O +Thrombosis O +: O +Results O +from O +a O +Large O +Population O +- O +Based O +Case O +Control O +Study O +( O +MEGA O +Study O +) O + +Abstract O + +Background O + +Recent O +studies O +have O +indicated O +an O +increased O +risk O +of O +venous O +thrombosis O +after O +air O +travel O +. O + +Nevertheless O +, O +questions O +on O +the O +magnitude O +of O +risk O +, O +the O +underlying O +mechanism O +, O +and O +modifying O +factors O +remain O +unanswered O +. O + +Methods O +and O +Findings O + +We O +studied O +the O +effect O +of O +various O +modes O +and O +duration O +of O +travel O +on O +the O +risk O +of O +venous O +thrombosis O +in O +a O +large O +ongoing O +case O +- O +control O +study O +on O +risk O +factors O +for O +venous O +thrombosis O +in O +an O +unselected O +population O +( O +MEGA O +study O +) O +. O + +We O +also O +assessed O +the O +combined O +effect O +of O +travel O +and O +prothrombotic O +mutations O +, O +body O +mass O +index O +, O +height O +, O +and O +oral O +contraceptive O +use O +. O + +Since O +March O +1999 O +, O +consecutive O +patients B +younger O +than O +70 O +y O +with O +a O +first O +venous O +thrombosis O +have O +been O +invited O +to O +participate O +in O +the O +study O +, O +with O +their O +partners O +serving O +as O +matched O +control O +individuals O +. O + +Information O +has O +been O +collected O +on O +acquired O +and O +genetic O +risk O +factors O +for O +venous O +thrombosis O +. O + +Of O +1 O +, O +906 O +patients B +, O +233 O +had O +traveled O +for O +more O +than O +4 O +h O +in O +the O +8 O +wk O +preceding O +the O +event O +. O + +Traveling O +in O +general O +was O +found O +to O +increase O +the O +risk O +of O +venous O +thrombosis O +2 O +- O +fold O +( O +odds O +ratio O +[ O +OR O +] O +2 O +. O +1 O +; O +95 O +% O +confidence O +interval O +[ O +CI O +] O +1 O +. O +5 O +- O +3 O +. O +0 O +) O +. O + +The O +risk O +of O +flying O +was O +similar O +to O +the O +risks O +of O +traveling O +by O +car O +, O +bus O +, O +or O +train O +. O + +The O +risk O +was O +highest O +in O +the O +first O +week O +after O +traveling O +. O + +Travel O +by O +car O +, O +bus O +, O +or O +train O +led O +to O +a O +high O +relative O +risk O +of O +thrombosis O +in O +individuals O +with O +factor O +V O +Leiden O +( O +OR O +8 O +. O +1 O +; O +95 O +% O +CI O +2 O +. O +7 O +- O +24 O +. O +7 O +) O +, O +in O +those O +who O +had O +a O +body O +mass O +index O +of O +more O +than O +30 O +kg O +/ O +m2 O +( O +OR O +9 O +. O +9 O +; O +95 O +% O +CI O +3 O +. O +6 O +- O +27 O +. O +6 O +) O +, O +in O +those O +who O +were O +more O +than O +1 O +. O +90 O +m O +tall O +( O +OR O +4 O +. O +7 O +; O +95 O +% O +CI O +1 O +. O +4 O +- O +15 O +. O +4 O +) O +, O +and O +in O +those O +who O +used O +oral O +contraceptives O +( O +estimated O +OR O +> O +20 O +) O +. O + +For O +air O +travel O +these O +synergistic O +findings O +were O +more O +apparent O +, O +while O +people B +shorter O +than O +1 O +. O +60 O +m O +had O +an O +increased O +risk O +of O +thrombosis O +after O +air O +travel O +( O +OR O +4 O +. O +9 O +; O +95 O +% O +CI O +0 O +. O +9 O +- O +25 O +. O +6 O +) O +as O +well O +. O + +Conclusions O + +The O +risk O +of O +venous O +thrombosis O +after O +travel O +is O +moderately O +increased O +for O +all O +modes O +of O +travel O +. O + +Subgroups O +exist O +in O +which O +the O +risk O +is O +highly O +increased O +. O + +Background O +. O + +Recently O +there O +has O +been O +increasing O +concern O +that O +blood O +clots O +( O +thromboses O +) O +in O +the O +leg O +or O +lungs O +occur O +with O +greater O +frequency O +after O +air O +travel O +. O + +Several O +theories O +have O +been O +put O +forward O +to O +explain O +why O +this O +increase O +might O +happen O +, O +including O +the O +fact O +that O +air O +passengers O +tend O +to O +not O +move O +around O +much O +, O +or O +possibly O +that O +reduced O +amounts O +of O +oxygen O +in O +the O +blood O +make O +the O +blood O +more O +likely O +to O +clot O +. O + +Understanding O +what O +causes O +such O +clots O +is O +important O +as O +it O +would O +help O +us O +come O +up O +with O +suggestions O +of O +ways O +to O +prevent O +them O +. O + +Why O +Was O +This O +Study O +Done O +? O + +It O +is O +not O +possible O +to O +test O +in O +a O +controlled O +trial O +whether O +travel O +causes O +an O +increase O +in O +blood O +clots O +, O +so O +the O +next O +best O +way O +of O +studying O +this O +problem O +is O +to O +do O +a O +case O +- O +control O +study O +, O +in O +which O +people B +with O +blood O +clots O +( O +cases O +) O +are O +compared O +with O +similar O +people B +who O +don O +' O +t O +have O +a O +blood O +clot O +( O +controls O +- O +- O +in O +this O +case O +, O +the O +partners O +of O +the O +cases O +) O +, O +and O +the O +differences O +in O +a O +number O +of O +contributing O +factors O +are O +assessed O +. O + +What O +Did O +the O +Researchers O +Do O +and O +Find O +? O + +Since O +1999 O +, O +the O +MEGA O +( O +Multiple O +Environmental O +and O +Genetic O +Assessment O +of O +Risk O +Factors O +for O +Venous O +Thrombosis O +) O +study O +has O +aimed O +to O +identify O +all O +people B +in O +an O +area O +of O +the O +Netherlands O +who O +develop O +a O +blood O +clot O +for O +the O +first O +time O +, O +by O +seeking O +out O +people B +who O +receive O +treatment O +for O +blood O +clots O +. O + +At O +the O +time O +of O +this O +report O +, O +1 O +, O +906 O +people B +with O +clots O +had O +been O +found O +; O +of O +these O +, O +233 O +had O +traveled O +for O +more O +than O +four O +hours O +in O +the O +eight O +weeks O +preceding O +the O +event O +. O + +Traveling O +in O +general O +was O +found O +to O +increase O +the O +risk O +of O +clots O +two O +- O +fold O +, O +and O +the O +risk O +was O +highest O +in O +the O +week O +after O +traveling O +. O + +The O +risk O +of O +flying O +was O +similar O +to O +the O +risk O +of O +traveling O +by O +car O +, O +bus O +, O +or O +train O +, O +and O +was O +highest O +in O +the O +first O +week O +after O +traveling O +. O + +Certain O +other O +factors O +increased O +the O +risk O +of O +a O +blood O +clot O +even O +more O +, O +such O +as O +having O +a O +particular O +mutation O +( O +known O +as O +factor O +V O +Leiden O +) O +in O +a O +gene O +involved O +in O +blood O +clotting O +, O +having O +a O +body O +mass O +index O +of O +more O +than O +30 O +kg O +/ O +m2 O +( O +over O +30 O +kg O +/ O +m2 O +is O +defined O +as O +being O +obese O +) O +, O +being O +more O +than O +1 O +. O +90 O +meters O +tall O +, O +and O +using O +oral O +contraceptives O +. O + +All O +these O +factors O +made O +the O +risk O +of O +clots O +especially O +after O +air O +travel O +worse O +; O +in O +addition O +, O +people B +shorter O +than O +1 O +. O +60 O +meters O +also O +had O +an O +increased O +risk O +of O +thrombosis O +after O +air O +travel O +. O + +However O +, O +it O +should O +be O +borne O +in O +mind O +that O +the O +number O +of O +cases O +in O +each O +of O +these O +various O +groups O +was O +quite O +small O +, O +and O +the O +overall O +risk O +of O +getting O +a O +thrombosis O +is O +still O +low O +. O + +What O +Do O +These O +Findings O +Mean O +? O + +Since O +the O +risks O +of O +thrombosis O +are O +increased O +for O +all O +types O +of O +long O +travel O +, O +it O +seems O +that O +the O +main O +factor O +causing O +the O +thrombosis O +is O +immobility O +. O + +However O +, O +since O +the O +risk O +is O +even O +higher O +for O +air O +travel O +, O +the O +relative O +lack O +of O +oxygen O +may O +also O +play O +a O +part O +. O + +One O +interesting O +aspect O +of O +this O +study O +is O +that O +the O +researchers O +used O +partners O +as O +controls O +; O +in O +order O +to O +be O +sure O +that O +doing O +this O +did O +not O +make O +the O +results O +invalid O +, O +the O +researchers O +had O +to O +carefully O +adjust O +for O +differences O +between O +the O +cases O +and O +controls O +, O +such O +as O +the O +fact O +that O +partners O +were O +generally O +of O +the O +opposite O +sex O +. O + +In O +a O +related O +Perspective O +( O +DOI O +: O +10 O +. O +1371 O +/ O +journal O +. O +pmed O +. O +0030300 O +) O +, O +Kenneth O +Rothman O +discusses O +the O +study O +further O +. O + +Additional O +Information O +. O + +Please O +access O +these O +Web O +sites O +via O +the O +online O +version O +of O +this O +summary O +at O +http O +: O +/ O +/ O +dx O +. O +doi O +. O +org O +/ O +10 O +. O +1371 O +/ O +journal O +. O +pmed O +. O +0030307 O +. O + +Introduction O + +Interest O +in O +the O +role O +of O +air O +travel O +in O +the O +pathogenesis O +of O +venous O +thrombosis O +has O +heightened O +in O +the O +past O +5 O +y O +[ O +1 O +- O +5 O +] O +. O + +Venous O +thrombosis O +was O +first O +linked O +to O +air O +travel O +in O +1954 O +[ O +6 O +] O +, O +and O +as O +air O +travel O +has O +become O +more O +and O +more O +common O +, O +many O +case O +reports O +and O +case O +series O +have O +been O +published O +since O +. O + +Several O +clinical O +studies O +have O +shown O +an O +association O +between O +air O +travel O +and O +the O +risk O +of O +venous O +thrombosis O +. O + +In O +a O +series O +of O +individuals O +who O +died O +suddenly O +at O +Heathrow O +Airport O +, O +death O +occurred O +far O +more O +often O +in O +the O +arrival O +than O +in O +the O +departure O +area O +[ O +7 O +] O +. O + +Two O +similar O +studies O +described O +a O +" O +dose O +- O +response O +" O +relation O +: O +the O +risk O +of O +pulmonary O +embolism O +in O +air O +travelers O +increased O +with O +the O +distance O +traveled O +[ O +5 O +, O +8 O +] O +. O + +A O +number O +of O +case O +- O +control O +studies O +, O +however O +, O +have O +shown O +conflicting O +results O +[ O +9 O +- O +11 O +] O +. O + +More O +recently O +, O +a O +2 O +- O +fold O +increased O +risk O +in O +patients B +who O +had O +traveled O +by O +air O +was O +described O +in O +a O +case O +- O +control O +study O +among O +210 O +patients B +and O +210 O +controls O +[ O +3 O +] O +. O + +A O +case O +- O +crossover O +study O +based O +on O +record O +linking O +in O +Australia O +described O +a O +4 O +- O +fold O +increased O +risk O +of O +venous O +thrombosis O +in O +the O +first O +2 O +wk O +after O +a O +long O +- O +haul O +flight O +[ O +1 O +] O +. O + +In O +terms O +of O +absolute O +risk O +, O +two O +studies O +found O +similar O +results O +: O +one O +performed O +in O +New O +Zealand O +found O +a O +frequency O +of O +1 O +% O +of O +venous O +thrombosis O +in O +878 O +individuals O +who O +had O +traveled O +by O +air O +for O +at O +least O +10 O +h O +[ O +2 O +] O +, O +and O +a O +German O +study O +found O +venous O +thrombotic O +events O +in O +2 O +. O +8 O +% O +of O +964 O +individuals O +who O +had O +traveled O +for O +more O +than O +8 O +h O +in O +an O +airplane O +, O +as O +compared O +to O +1 O +% O +in O +1 O +, O +213 O +controls O +[ O +4 O +] O +. O + +The O +events O +in O +both O +studies O +were O +mostly O +asymptomatic O +. O + +The O +available O +evidence O +suggests O +that O +the O +overall O +risk O +of O +venous O +thrombosis O +is O +moderately O +increased O +after O +air O +travel O +. O + +Nevertheless O +, O +many O +questions O +remain O +unanswered O +: O +the O +exact O +underlying O +mechanism O +is O +still O +unknown O +, O +and O +, O +related O +to O +this O +, O +it O +is O +not O +clear O +whether O +the O +risk O +is O +increased O +after O +air O +travel O +only O +or O +after O +long O +- O +distance O +travel O +in O +general O +. O + +Furthermore O +, O +the O +effect O +of O +the O +combination O +of O +other O +risk O +factors O +for O +venous O +thrombosis O +and O +travel O +has O +not O +yet O +been O +systematically O +studied O +, O +with O +the O +exception O +of O +a O +study O +by O +Martinelli O +et O +al O +. O +, O +who O +found O +an O +additionally O +increased O +risk O +in O +patients B +with O +thrombophilia O +and O +patients B +who O +used O +oral O +contraceptives O +[ O +3 O +] O +. O + +The O +Multiple O +Environmental O +and O +Genetic O +Assessment O +( O +MEGA O +) O +study O +of O +risk O +factors O +for O +venous O +thrombosis O +is O +a O +large O +ongoing O +case O +- O +control O +study O +aimed O +at O +assessing O +the O +combined O +effect O +of O +genetic O +and O +acquired O +risk O +factors O +for O +venous O +thrombosis O +. O + +Cases O +and O +control O +individuals O +are O +questioned O +about O +- O +- O +among O +many O +other O +items O +- O +- O +travel O +that O +occurred O +shortly O +before O +the O +event O +. O + +This O +provides O +an O +opportunity O +to O +assess O +the O +effect O +of O +travel O +on O +the O +risk O +of O +thrombosis O +in O +an O +unselected O +population O +, O +as O +well O +as O +the O +effect O +of O +the O +combination O +of O +travel O +with O +several O +other O +risk O +factors O +for O +thrombosis O +. O + +Methods O + +Study O +Design O + +Since O +March O +1999 O +, O +consecutive O +patients B +younger O +than O +70 O +y O +with O +a O +first O +deep O +- O +vein O +thrombosis O +( O +DVT O +) O +or O +pulmonary O +embolism O +( O +PE O +) O +have O +been O +identified O +at O +six O +regional O +anticoagulation O +clinics O +in O +the O +Netherlands O +. O + +Anticoagulant O +clinics O +monitor O +the O +anticoagulant O +therapy O +of O +all O +patients B +in O +a O +well O +- O +defined O +geographical O +area O +, O +allowing O +us O +to O +identify O +consecutive O +and O +unselected O +patients B +with O +thrombosis O +. O + +Patients B +who O +were O +unable O +to O +fill O +in O +the O +questionnaire O +( O +because O +of O +language O +or O +severe O +psychiatric O +problems O +) O +, O +as O +well O +as O +those O +who O +died O +soon O +after O +the O +venous O +thrombosis O +or O +who O +were O +in O +the O +end O +stage O +of O +a O +disease O +and O +for O +that O +reason O +did O +not O +participate O +, O +were O +not O +included O +. O + +All O +others O +were O +considered O +eligible O +. O + +Partners O +of O +these O +patients B +were O +invited O +as O +control O +individuals O +, O +and O +the O +same O +exclusion O +criteria O +were O +applied O +. O + +All O +participants B +filled O +in O +a O +detailed O +standardized O +questionnaire O +on O +general O +demographic O +and O +anthropomorphic O +characteristics O +, O +as O +well O +as O +risk O +factors O +for O +venous O +thrombosis O +. O + +The O +questionnaire O +was O +sent O +to O +all O +participants B +within O +a O +few O +weeks O +after O +the O +event O +and O +covered O +the O +period O +of O +1 O +y O +prior O +to O +the O +date O +of O +the O +thrombotic O +event O +( O +index O +date O +) O +. O + +When O +the O +participant B +was O +unable O +to O +fill O +in O +the O +questionnaire O +we O +asked O +questions O +by O +phone O +, O +using O +a O +standardized O +mini O +- O +questionnaire O +. O + +Three O +months O +after O +the O +patients B +had O +discontinued O +their O +oral O +anticoagulant O +therapy O +, O +they O +were O +invited O +with O +their O +partners O +to O +the O +anticoagulation O +clinic O +for O +a O +blood O +sample O +. O + +In O +those O +patients B +who O +continued O +to O +take O +oral O +anticoagulant O +therapy O +for O +more O +than O +1 O +y O +after O +the O +event O +, O +blood O +was O +drawn O +during O +therapy O +. O + +If O +participants B +were O +unable O +to O +come O +to O +the O +clinic O +, O +a O +buccal O +swab O +was O +sent O +by O +mail O +to O +replace O +the O +blood O +sample O +for O +DNA O +extraction O +. O + +The O +study O +protocol O +was O +approved O +by O +the O +Ethics O +Committee O +of O +the O +Leiden O +University O +Medical O +Center O +. O + +Written O +informed O +consent O +was O +obtained O +from O +all O +participants B +[ O +12 O +] O +. O + +Validation O +Study O +of O +Thrombosis O +Diagnosis O + +Discharge O +letters O +or O +diagnostic O +reports O +of O +the O +venous O +thrombotic O +event O +were O +obtained O +for O +a O +sample O +of O +742 O +patients B +who O +had O +their O +first O +thrombosis O +between O +March O +1999 O +and O +March O +2000 O +. O + +The O +diagnostic O +management O +of O +the O +patients B +was O +compared O +to O +the O +diagnostic O +procedure O +as O +described O +in O +the O +Dutch O +consensus O +[ O +13 O +] O +. O + +Diagnosis O +of O +clinically O +suspected O +DVT O +of O +the O +leg O +is O +based O +on O +a O +clinical O +score O +, O +serial O +compression O +ultrasonography O +, O +and O +D O +- O +dimer O +assay O +. O + +Objective O +testing O +of O +clinically O +suspected O +pulmonary O +embolism O +is O +based O +on O +perfusion O +and O +ventilation O +scintigraphy O +, O +ultrasonography O +of O +the O +leg O +veins O +, O +pulmonary O +angiography O +, O +or O +helical O +computed O +tomography O +. O + +Out O +of O +395 O +patients B +with O +DVT O +of O +the O +leg O +, O +384 O +( O +97 O +% O +) O +were O +objectively O +diagnosed O +, O +while O +out O +of O +347 O +patients B +with O +PE O +, O +271 O +( O +78 O +% O +) O +were O +confirmed O +with O +objective O +testing O +as O +certainly O +having O +PE O +. O + +Since O +the O +diagnosis O +appears O +to O +be O +made O +by O +objective O +methods O +in O +virtually O +all O +cases O +of O +DVT O +, O +while O +being O +more O +ambiguous O +for O +PE O +, O +we O +also O +analyzed O +these O +two O +manifestations O +of O +venous O +thrombosis O +separately O +. O + +Current O +Analysis O + +For O +the O +current O +analysis O +we O +were O +interested O +in O +the O +effects O +of O +travel O +, O +and O +its O +combined O +effect O +with O +other O +common O +risk O +factors O +for O +venous O +thrombosis O +. O + +Patients B +with O +a O +solitary O +arm O +thrombosis O +were O +excluded O +from O +this O +analysis O +. O + +Of O +3 O +, O +902 O +eligible O +cases O +, O +diagnosed O +up O +to O +May O +2002 O +, O +656 O +did O +not O +participate O +for O +various O +reasons O +( O +such O +as O +not O +willing O +or O +not O +reachable O +) O +, O +leading O +to O +a O +response O +of O +83 O +% O +. 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O + +We O +assessed O +the O +combined O +effect O +of O +traveling O +and O +the O +following O +risk O +factors O +for O +thrombosis O +: O +factor O +V O +Leiden O +mutation O +, O +prothrombin O +G20210A O +mutation O +, O +body O +mass O +index O +( O +BMI O +, O +as O +kg O +/ O +m2 O +) O +, O +and O +height O +. O + +We O +were O +also O +interested O +in O +the O +combined O +effect O +of O +oral O +contraceptive O +use O +and O +travel O +. O + +However O +, O +as O +the O +control O +individuals O +were O +nearly O +always O +of O +the O +opposite O +sex O +( O +partners O +of O +the O +cases O +were O +recruited O +as O +controls O +) O +, O +it O +was O +not O +possible O +to O +perform O +a O +matched O +analysis O +for O +the O +combination O +of O +oral O +contraceptive O +use O +and O +travel O +. O + +Therefore O +, O +we O +performed O +a O +case O +- O +only O +analysis O +[ O +15 O +] O +. O + +This O +method O +allows O +one O +to O +examine O +the O +association O +between O +two O +exposures O +among O +case O +individuals O +only O +. O + +ORs O +are O +interpreted O +as O +a O +synergy O +index O +( O +SI O +) O +on O +a O +multiplicative O +scale O +, O +with O +independence O +assumed O +between O +the O +exposures O +. O + +As O +this O +analysis O +depends O +only O +on O +cases O +, O +it O +was O +possible O +to O +perform O +it O +in O +all O +consecutive O +cases O +, O +therefore O +also O +including O +those O +without O +a O +partner O +. O + +Laboratory O +Measurements O + +Blood O +was O +collected O +from O +the O +antecubital O +vein O +into O +vacuum O +tubes O +containing O +0 O +. O +106 O +mol O +/ O +l O +trisodium O +citrate O +. O + +High O +molecular O +weight O +DNA O +was O +isolated O +from O +leukocytes O +using O +a O +standard O +salting O +- O +out O +procedure O +[ O +16 O +] O +and O +stored O +at O +- O +20 O +degrees O +C O +. 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O + +In O +an O +analysis O +of O +210 O +patients B +, O +they O +found O +a O +16 O +- O +fold O +increased O +risk O +for O +patients B +who O +traveled O +by O +air O +and O +had O +some O +form O +of O +thrombophilia O +, O +as O +well O +as O +a O +14 O +- O +fold O +increased O +risk O +in O +women B +who O +flew O +and O +used O +oral O +contraceptives O +, O +findings O +that O +confirm O +both O +the O +results O +of O +the O +present O +study O +and O +our O +finding O +of O +activated O +coagulation O +in O +individuals O +with O +risk O +factors O +after O +flying O +[ O +22 O +] O +. O + +The O +finding O +that O +taller O +and O +shorter O +people B +had O +an O +increased O +risk O +of O +venous O +thrombosis O +after O +traveling O +should O +be O +interpreted O +with O +some O +caution O +, O +as O +the O +numbers O +were O +small O +in O +these O +strata O +. O + +On O +the O +other O +hand O +, O +it O +is O +biologically O +plausible O +: O +very O +tall O +people B +are O +subjected O +to O +even O +more O +cramped O +seating O +than O +average O +- O +height O +individuals O +, O +and O +very O +short O +people B +' O +s O +feet O +may O +not O +touch O +the O +floor O +, O +which O +would O +lead O +to O +extra O +compression O +of O +the O +popliteal O +veins O +. O + +Interestingly O +, O +the O +increased O +risk O +for O +short O +people B +was O +only O +found O +in O +people B +who O +traveled O +by O +air O +. O + +This O +may O +have O +to O +do O +with O +the O +fact O +that O +seats O +in O +cars O +are O +generally O +lower O +, O +and O +more O +individually O +adjustable O +, O +than O +those O +in O +airplanes O +. O + +As O +the O +diagnosis O +of O +DVT O +is O +usually O +more O +unambiguous O +than O +that O +of O +PE O +[ O +23 O +] O +, O +as O +was O +the O +case O +in O +our O +study O +population O +as O +well O +, O +we O +repeated O +the O +analysis O +using O +only O +DVT O +as O +the O +outcome O +of O +interest O +( O +97 O +% O +objectively O +diagnosed O +) O +. O + +In O +this O +analysis O +, O +despite O +using O +smaller O +numbers O +, O +most O +findings O +were O +either O +similar O +or O +appeared O +more O +evident O +, O +and O +inconsistencies O +that O +were O +found O +when O +using O +both O +DVT O +and O +PE O +as O +endpoints O +disappeared O +. O + +To O +our O +knowledge O +, O +this O +is O +the O +first O +large O +population O +- O +based O +case O +- O +control O +study O +in O +which O +the O +effect O +of O +travel O +on O +the O +risk O +of O +venous O +thrombosis O +has O +been O +studied O +. 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O + +It O +has O +to O +be O +noted O +, O +however O +, O +that O +for O +all O +other O +research O +questions O +on O +the O +effect O +of O +genetic O +and O +acquired O +risk O +factors O +on O +the O +risk O +of O +venous O +thrombosis O +, O +this O +design O +has O +no O +limitations O +and O +the O +close O +matching O +of O +cases O +and O +controls O +renders O +confounding O +by O +, O +for O +instance O +, O +lifestyle O +and O +socioeconomic O +class O +less O +likely O +than O +in O +previous O +unmatched O +studies O +( O +see O +also O +Protocol O +S1 O +) O +. O + +Another O +advantage O +of O +this O +approach O +is O +the O +minimization O +of O +recall O +bias O +, O +as O +the O +cases O +and O +controls O +would O +generally O +fill O +in O +the O +questionnaire O +together O +. O + +Many O +questions O +are O +still O +left O +unanswered O +that O +necessitate O +more O +research O +. O + +First O +of O +all O +, O +our O +study O +results O +apply O +only O +to O +people B +younger O +than O +70 O +y O +of O +age O +. O + +Furthermore O +, O +it O +is O +likely O +that O +other O +characteristics O +exist O +that O +also O +increase O +the O +risk O +- O +- O +person B +- O +specific O +( O +e O +. O +g O +. O +, O +other O +drug O +use O +) O +, O +behavioral O +( O +e O +. O +g O +. O +, O +use O +of O +sleeping O +pills O +or O +alcohol O +consumption O +) O +, O +and O +flight O +- O +specific O +( O +e O +. O +g O +. O +, O +class O +or O +seating O +) O +- O +- O +that O +need O +to O +be O +identified O +. O + +These O +further O +variables O +are O +part O +of O +our O +ongoing O +study O +as O +part O +of O +the O +World O +Health O +Organization O +Research O +Initiative O +into O +the O +Global O +Hazards O +of O +Travel O +( O +WRIGHT O +study O +) O +. O + +For O +those O +who O +have O +an O +increased O +risk O +, O +such O +as O +oral O +contraceptive O +users O +and O +individuals O +with O +factor O +V O +Leiden O +, O +prevention O +may O +be O +warranted O +. O + +Prevention O +may O +vary O +from O +simple O +measures O +, O +such O +as O +exercises O +during O +the O +flight O +, O +to O +measures O +that O +carry O +a O +risk O +themselves O +, O +such O +as O +anticoagulants O +. O + +Specific O +studies O +are O +needed O +to O +assess O +the O +efficacy O +of O +these O +measures O +and O +their O +risk O +- O +benefit O +ratio O +. O + +It O +can O +be O +concluded O +that O +the O +risk O +of O +venous O +thrombosis O +is O +2 O +- O +fold O +increased O +for O +all O +travelers O +and O +to O +the O +same O +extent O +for O +all O +modes O +of O +travel O +. O + +In O +individuals O +who O +use O +oral O +contraceptives O +, O +are O +carriers O +of O +the O +factor O +V O +Leiden O +mutation O +, O +or O +are O +particularly O +tall O +, O +short O +, O +or O +obese O +, O +this O +risk O +is O +considerably O +higher O +, O +to O +such O +an O +extent O +that O +studies O +into O +the O +efficacy O +of O +prophylactic O +measures O +are O +required O +. O + +Supporting O +Information O + +The O +role O +of O +the O +muscarinic O +system O +in O +regulating O +estradiol O +secretion O +varies O +during O +the O +estrous O +cycle O +: O +the O +hemiovariectomized O +rat B +model O + +Abstract O + +There O +is O +evidence O +that O +one O +gonad O +has O +functional O +predominance O +. O + +The O +present O +study O +analyzed O +the O +acute O +effects O +of O +unilateral O +ovariectomy O +( O +ULO O +) O +and O +blocking O +the O +cholinergic O +system O +, O +by O +injecting O +atropine O +sulfate O +( O +ATR O +) O +, O +on O +estradiol O +( O +E2 O +) O +serum O +concentrations O +during O +the O +estrous O +cycle O +. O + +The O +results O +indicate O +that O +ULO O +effects O +on O +E2 O +concentrations O +are O +asymmetric O +, O +vary O +during O +the O +estrous O +cycle O +, O +and O +partially O +depend O +on O +the O +cholinergic O +innervation O +. O + +Background O + +Estradiol O +secretion O +is O +regulated O +by O +pituitary O +[ O +follicle O +stimulating O +hormone O +( O +FSH O +) O +and O +luteinizing O +hormones O +( O +LH O +) O +, O +prolactin O +, O +and O +adrenocorticotropin O +( O +ACTH O +) O +] O +. O + +The O +effects O +of O +these O +hormones O +are O +modulated O +by O +neurotransmitters O +released O +by O +the O +intrinsic O +ovarian O +innervation O +near O +the O +follicular O +wall O +. O + +Acetylcholine O +produced O +by O +the O +follicle O +may O +be O +one O +of O +the O +neurotransmitters O +participating O +in O +modulating O +the O +effects O +of O +pituitary O +hormones O +on O +the O +follicle O +[ O +1 O +- O +3 O +] O +. O + +Evidence O +suggesting O +that O +one O +gonad O +has O +functional O +predominance O +in O +mammals O +and O +birds O +have O +been O +published O +[ O +1 O +, O +4 O +- O +8 O +] O +. O + +In O +previous O +studies O +we O +have O +shown O +that O +unilateral O +ovariectomy O +( O +ULO O +) O +modifies O +progesterone O +and O +/ O +or O +testosterone O +serum O +concentrations O +, O +and O +that O +the O +effects O +of O +ULO O +depend O +on O +both O +, O +the O +stage O +of O +the O +estrous O +cycle O +when O +ULO O +was O +performed O +and O +the O +ovary O +( O +left O +or O +right O +) O +remaining O +in O +situ O +[ O +9 O +- O +11 O +] O +. O + +Asymmetry O +in O +ovarian O +functions O +has O +been O +explained O +by O +differences O +in O +the O +ovarian O +innervation O +participating O +in O +modulating O +the O +effects O +of O +gonadotropin O +on O +the O +ovarian O +follicles O +[ O +1 O +, O +6 O +] O +. O + +Kawakami O +et O +al O +[ O +12 O +] O +showed O +that O +electrical O +stimulation O +of O +the O +medial O +basal O +pre O +- O +chiasmatic O +area O +, O +the O +ventro O +- O +medial O +hypothalamus O +, O +and O +the O +areas O +in O +the O +mesencephalon O +of O +hypophysectomized O +and O +adrenalectomized O +female O +rats B +resulted O +in O +a O +significant O +increase O +of O +estradiol O +( O +E2 O +) O +and O +progesterone O +( O +P4 O +) O +plasma O +concentrations O +in O +the O +contra O +- O +lateral O +ovarian O +venous O +blood O +. O + +In O +turn O +, O +stimulating O +the O +dorsal O +hippocampus O +, O +the O +lateral O +amygdala O +, O +and O +the O +mesencephalic O +areas O +resulted O +in O +lower O +E2 O +and O +P4 O +concentrations O +. O + +Ovarian O +denervation O +of O +rats B +in O +proestrus O +stage O +blocks O +E2 O +secretion O +induced O +by O +stimulating O +the O +medial O +basal O +pre O +- O +chiasmatic O +area O +. 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O + +[ O +14 O +] O +described O +a O +multi O +- O +synaptic O +neural O +pathway O +between O +the O +central O +nervous O +system O +and O +the O +ovaries O +, O +with O +the O +vagus O +nerve O +being O +one O +of O +the O +main O +neural O +pathways O +. O + +In O +ULO O +treated O +rats B +, O +bi O +- O +lateral O +sectioning O +the O +vagus O +nerve O +( O +ventral O +or O +dorsal O +) O +results O +in O +lower O +compensatory O +ovarian O +hypertrophy O +. O + +The O +effects O +of O +sectioning O +the O +left O +vagus O +nerve O +depend O +on O +the O +remaining O +ovary O +in O +situ O +: O +rats B +with O +the O +left O +ovary O +in O +situ O +had O +a O +larger O +proportion O +of O +ovulating O +animals O +, O +compensatory O +ovarian O +hypertrophy O +and O +number O +of O +ova O +shed O +. O + +In O +turn O +, O +rats B +with O +the O +right O +ovary O +in O +situ O +showed O +a O +decrease O +in O +all O +parameters O +studied O +[ O +15 O +] O +. O + +Based O +on O +available O +information O +, O +the O +present O +study O +aims O +to O +analyze O +if O +changes O +in O +E2 O +secretion O +by O +the O +left O +and O +right O +ovaries O +vary O +during O +the O +estrous O +cycle O +, O +using O +the O +unilateral O +ovariectomized O +animal O +as O +a O +model O +of O +study O +. O + +We O +also O +investigated O +if O +, O +throughout O +estrous O +cycle O +diestrus O +1 O +( O +D1 O +) O +, O +diestrus O +2 O +( O +D2 O +) O +and O +proestrus O +( O +P O +) O +, O +the O +cholinergic O +system O +modulates O +E2 O +secretion O +in O +an O +asymmetric O +way O +. O + +For O +this O +purpose O +, O +we O +analyzed O +the O +effects O +of O +injecting O +ATR O +at O +13 O +. O +00 O +h O +to O +rats B +on O +D1 O +, O +D2 O +or O +P O +with O +or O +without O +unilateral O +or O +bilateral O +ovariectomy O +. O + +Materials O +and O +methods O + +The O +study O +was O +performed O +with O +virgin O +adult O +female O +rats B +( O +195 O +- O +225 O +- O +g O +body O +weight O +) O +of O +the O +CIIZ O +- O +V O +strain O +from O +our O +own O +stock O +. O + +Animals O +were O +kept O +under O +controlled O +lighting O +conditions O +( O +lights O +on O +from O +05 O +: O +00 O +to O +19 O +: O +00 O +h O +) O +, O +with O +free O +access O +to O +food O +( O +Purina O +S O +. O +A O +. O +, O +Mexico O +) O +and O +tap O +water O +; O +following O +NIH O +Guide O +parameters O +for O +the O +care O +of O +laboratory O +animals O +. O + +The O +Committee O +of O +the O +Facultad O +de O +Estudios O +Superiores O +Zaragoza O +approved O +the O +experimental O +protocols O +. O + +Estrous O +cycles O +were O +monitored O +by O +daily O +vaginal O +smears O +. O + +Only O +rats B +showing O +at O +least O +two O +consecutive O +4 O +- O +day O +cycles O +were O +used O +in O +the O +experiment O +. O + +All O +surgeries O +were O +performed O +under O +ether O +anesthesia O +, O +between O +13 O +: O +00 O +- O +13 O +: O +15 O +hours O +. O + +Rats B +were O +sacrificed O +by O +decapitation O +one O +hour O +after O +treatment O +. O + +Experimental O +groups O + +Rats B +were O +randomly O +allotted O +to O +one O +of O +the O +experimental O +groups O +described O +below O +. O + +Animals O +from O +different O +experimental O +groups O +were O +treated O +simultaneously O +and O +sacrificed O +one O +hour O +after O +surgery O +. O + +The O +number O +of O +animals O +used O +in O +each O +experimental O +group O +is O +presented O +in O +Tables O +1 O +, O +2 O +and O +3 O +. O + +Control O +group O +( O +N O += O +48 O +) O +. O + +Non O +- O +treated O +cyclic O +rats B +sacrificed O +at O +14 O +: O +00 O +h O +on O +D1 O +( O +17 O +rats B +) O +, O +D2 O +( O +19 O +rats B +) O +and O +P O +( O +12 O +rats B +) O +. O + +Ether O +anesthesia O +( O +N O += O +24 O +) O +: O +Groups O +of O +rats B +, O +on O +specific O +stages O +( O +D1 O +, O +D2 O +or O +P O +) O +of O +the O +estrous O +cycle O +, O +were O +anesthetized O +for O +10 O +min O +and O +sacrificed O +one O +hour O +later O +. O + +Unilateral O +peritoneal O +perforation O +( O +sham O +operation O +) O +( O +N O += O +53 O +) O +: O +A O +unilateral O +incision O +was O +performed O +2 O +- O +cm O +below O +the O +last O +rib O +; O +affecting O +skin O +, O +muscle O +, O +and O +peritoneum O +. O + +The O +ovaries O +were O +not O +injured O +or O +manipulated O +. O + +After O +surgical O +procedures O +the O +wound O +was O +sealed O +. O + +Bilateral O +peritoneal O +perforation O +( O +sham O +operation O +2 O +) O +( O +N O += O +27 O +) O +. O + +A O +bilateral O +incision O +below O +the O +last O +rib O +, O +including O +skin O +and O +muscle O +, O +was O +performed O +. O + +The O +ovaries O +were O +not O +injured O +or O +manipulated O +. O + +After O +surgical O +procedures O +the O +wound O +was O +sealed O +. O + +Unilateral O +ovariectomy O +( O +ULO O +) O +( O +N O += O +50 O +) O +: O +A O +unilateral O +incision O +below O +the O +last O +rib O +, O +including O +skin O +and O +muscle O +was O +performed O +, O +and O +the O +right O +or O +left O +ovary O +was O +extirpated O +. O + +The O +wound O +was O +subsequently O +sealed O +. O + +Bilateral O +ovariectomy O +( O +N O += O +23 O +) O +: O +A O +bilateral O +incision O +below O +the O +last O +rib O +, O +including O +skin O +and O +muscle O +was O +performed O +, O +and O +the O +ovaries O +removed O +. O + +The O +wound O +was O +subsequently O +sealed O +. O + +Blocking O +the O +cholinergic O +system O + +To O +analyze O +the O +effects O +of O +blocking O +the O +cholinergic O +system O +, O +groups O +of O +animals O +were O +injected O +with O +atropine O +sulfate O +( O +ATR O +, O +Sigma O +Chem O +. O +Co O +. O +St O +. O +Louis O +, O +Mo O +. O +) O +. O + +ATR O +was O +injected O +one O +hour O +before O +surgery O +at O +doses O +known O +to O +block O +ovulation O +: O +in O +D1 O +, O +100 O +mg O +/ O +kg O +body O +weight O +( O +b O +. O +w O +. O +) O +; O +in O +D2 O +, O +300 O +mg O +/ O +kg O +b O +. O +w O +. O +; O +and O +in O +P O +, O +700 O +mg O +/ O +kg O +b O +. O +w O +. O + +[ O +16 O +] O +. O + +One O +hour O +after O +ATR O +treatment O +, O +rats B +were O +randomly O +allotted O +to O +one O +of O +the O +following O +treatments O +: O +unilateral O +peritoneal O +perforation O +, O +bilateral O +peritoneal O +perforation O +, O +ULO O +, O +or O +bilateral O +ovariectomy O +. O + +All O +animals O +were O +sacrificed O +one O +hour O +after O +surgery O +. O + +For O +control O +purposes O +, O +untreated O +rats B +, O +on O +D1 O +, O +D2 O +or O +P O +, O +were O +injected O +with O +ATR O +in O +the O +same O +dose O +as O +in O +their O +corresponding O +treatment O +group O +. O + +The O +animals O +were O +sacrificed O +two O +hours O +after O +treatment O +. O + +Autopsy O +procedures O + +Animals O +were O +sacrificed O +by O +decapitation O +. O + +The O +blood O +of O +the O +trunk O +was O +collected O +in O +a O +test O +tube O +, O +allowed O +to O +clot O +at O +room O +temperature O +for O +30 O +minutes O +and O +centrifuged O +at O +3 O +, O +000 O +rpm O +for O +15 O +minutes O +. O + +Serum O +was O +stored O +at O +- O +20 O +degrees O +C O +, O +until O +E2 O +concentrations O +were O +measured O +. O + +Hormone O +assay O + +Concentrations O +of O +E2 O +in O +serum O +were O +measured O +by O +Radio O +- O +Immuno O +- O +Assay O +( O +RIA O +) O +; O +using O +kits O +purchased O +from O +Diagnostic O +Products O +( O +Los O +Angeles O +, O +CA O +) O +. O + +Results O +are O +expressed O +in O +pg O +/ O +ml O +. O + +The O +Intra O +- O +and O +inter O +- O +assay O +variation O +coefficients O +were O +6 O +. O +9 O +% O +and O +10 O +. O +8 O +% O +, O +respectively O +. O + +Statistics O + +Data O +on O +hormonal O +concentrations O +in O +serum O +were O +analyzed O +using O +multivariate O +analysis O +of O +variance O +( O +MANOVA O +) O +followed O +by O +Tukey O +' O +s O +test O +. O + +Differences O +in O +serum O +hormone O +concentrations O +between O +two O +groups O +were O +analyzed O +by O +Student O +' O +s O +t O +- O +test O +. O + +A O +probability O +value O +of O +less O +than O +5 O +% O +was O +considered O +significant O +. O + +Results O + +Effects O +of O +ether O +anesthesia O +and O +unilateral O +or O +bilateral O +perforation O +of O +the O +peritoneum O + +In O +the O +control O +group O +, O +animals O +sacrificed O +on O +P O +showed O +significantly O +higher O +E2 O +serum O +concentration O +than O +animals O +sacrificed O +on O +D1 O +or O +D2 O +( O +D1 O +: O +55 O +. O +3 O ++ O +/ O +- O +8 O +. O +0 O +; O +D2 O +: O +59 O +. O +1 O ++ O +/ O +- O +7 O +. O +9 O +; O +P O +: O +158 O +. O +4 O ++ O +/ O +- O +1 O +. O +8 O +) O +. O + +Compared O +to O +the O +control O +group O +, O +ether O +anesthesia O +treatment O +did O +not O +modify O +E2 O +serum O +concentrations O +( O +D1 O +: O +62 O +. O +9 O ++ O +/ O +- O +8 O +. O +4 O +; O +D2 O +: O +69 O +. O +5 O ++ O +/ O +- O +12 O +. O +0 O +; O +P O +: O +164 O +. O +1 O ++ O +/ O +- O +17 O +. O +6 O +) O +. O + +Since O +ether O +anesthesia O +did O +not O +modify O +E2 O +serum O +concentrations O +, O +treatment O +results O +are O +compared O +to O +their O +respective O +control O +group O +. O + +The O +effects O +on O +E2 O +serum O +concentrations O +of O +unilaterally O +or O +bilaterally O +perforating O +the O +peritoneum O +depended O +on O +the O +side O +of O +the O +peritoneum O +and O +the O +stage O +of O +the O +estrous O +cycle O +when O +perforation O +surgery O +was O +performed O +. O + +Perforating O +the O +left O +peritoneum O +on O +D1 O +resulted O +in O +lower O +E2 O +serum O +concentrations O +( O +55 O +% O +) O +, O +while O +bilateral O +perforation O +, O +or O +perforating O +the O +right O +side O +of O +the O +peritoneum O +, O +had O +no O +apparent O +effects O +( O +Table O +1 O +) O +. O + +Perforating O +the O +right O +side O +of O +the O +peritoneum O +on O +D2 O +day O +resulted O +in O +E2 O +concentration O +increases O +( O +184 O +% O +) O +, O +while O +perforating O +the O +left O +side O +resulted O +in O +a O +decrease O +( O +51 O +% O +) O +of O +E2 O +serum O +concentrations O +. O + +Bilateral O +perforation O +had O +no O +apparent O +effects O +on O +hormone O +concentrations O +. O + +Perforating O +the O +peritoneum O +on O +P O +phase O +( O +left O +, O +right O +or O +bilateral O +) O +resulted O +in O +hormone O +serum O +concentration O +decreases O +( O +Left O +30 O +% O +; O +Right O +50 O +% O +; O +Bilateral O +41 O +% O +) O +. O + +Results O +are O +summarized O +in O +Table O +1 O +. O + +Effects O +of O +unilateral O +or O +bilateral O +ovariectomy O + +When O +surgery O +was O +performed O +on O +D1 O +, O +no O +significant O +differences O +in O +E2 O +serum O +concentrations O +were O +observed O +between O +rats B +with O +ULO O +( O +animals O +with O +intact O +left O +or O +right O +ovary O +in O +situ O +) O +or O +perforation O +of O +the O +peritoneum O +( O +Figure O +1 O +) O +. O + +Animals O +with O +the O +left O +intact O +ovary O +in O +situ O +showed O +significantly O +higher O +E2 O +serum O +concentrations O +than O +animals O +with O +the O +right O +intact O +ovary O +in O +situ O +( O +61 O +. O +5 O ++ O +/ O +- O +9 O +. O +4 O +vs O +. O +17 O +. O +3 O ++ O +/ O +- O +4 O +. O +3 O +, O +p O +< O +0 O +. O +05 O +Student O +' O +s O +t O +test O +) O +. O + +Compared O +to O +animals O +with O +unilateral O +perforation O +of O +the O +peritoneum O +, O +animals O +with O +right O +ULO O +( O +left O +ovary O +in O +situ O +) O +performed O +on O +D2 O +had O +lower O +E2 O +serum O +concentrations O +( O +55 O +% O +) O +. O + +Such O +differences O +were O +not O +observed O +in O +rats B +with O +left O +ULO O +( O +Figure O +1 O +) O +. O + +As O +in O +rats B +treated O +on O +D1 O +, O +E2 O +serum O +concentrations O +were O +significantly O +higher O +in O +animals O +treated O +on O +D2 O +with O +the O +left O +ovary O +in O +situ O +( O +right O +ULO O +) O +than O +in O +animals O +with O +the O +right O +ovary O +in O +situ O +( O +49 O +. O +5 O ++ O +/ O +- O +10 O +. O +8 O +vs O +. O +26 O +. O +0 O ++ O +/ O +- O +6 O +. O +9 O +) O +. O + +In O +animals O +treated O +on O +P O +, O +right O +ULO O +( O +left O +ovary O +in O +situ O +) O +resulted O +in O +higher O +E2 O +( O +180 O +% O +) O +serum O +concentrations O +than O +in O +animals O +with O +unilateral O +peritoneum O +perforation O +. O + +ULO O +performed O +on O +the O +left O +side O +( O +right O +ovary O +in O +situ O +) O +, O +resulted O +in O +significantly O +lower O +( O +45 O +% O +) O +E2 O +serum O +concentrations O +compared O +to O +rats B +with O +a O +unilateral O +perforation O +of O +the O +peritoneum O +( O +Figure O +1 O +) O +. O + +As O +observed O +in O +rats B +treated O +on O +D1 O +or O +D2 O +, O +when O +the O +intact O +left O +ovary O +remains O +in O +situ O +, O +estradiol O +serum O +concentrations O +were O +significantly O +higher O +than O +in O +animals O +with O +the O +intact O +right O +ovary O +in O +situ O +( O +142 O +. O +0 O ++ O +/ O +- O +14 O +. O +1 O +vs O +. O +61 O +. O +5 O ++ O +/ O +- O +6 O +. O +0 O +) O +. O + +Compared O +to O +animals O +with O +a O +bilateral O +perforation O +of O +the O +peritoneum O +, O +bilateral O +ovariectomy O +resulted O +in O +significantly O +lower O +E2 O +serum O +concentrations O +, O +regardless O +of O +the O +stage O +of O +the O +estrous O +cycle O +surgery O +performed O +( O +D1 O +74 O +% O +; O +D2 O +73 O +% O +; O +P O +84 O +% O +) O +. O + +Results O +are O +summarized O +in O +Table O +2 O +. O + +Effects O +of O +blocking O +the O +cholinergic O +system O + +Injecting O +ATR O +on O +D1 O +or O +P O +resulted O +in O +E2 O +serum O +concentrations O +decreases O +( O +84 O +% O +and O +67 O +% O +, O +respectively O +) O +, O +and O +had O +no O +apparent O +effects O +on O +E2 O +serum O +concentrations O +when O +injected O +on O +D2 O +( O +Table O +3 O +) O +. O + +Figure O +2 O +shows O +that O +the O +effects O +of O +blocking O +the O +cholinergic O +system O +of O +rats B +with O +unilateral O +perforation O +of O +the O +peritoneum O +depended O +on O +both O +, O +the O +side O +( O +left O +or O +right O +) O +and O +the O +phase O +of O +the O +estrous O +when O +surgery O +was O +performed O +. O + +Injecting O +ATR O +on O +D1 O +or O +D2 O +resulted O +in O +a O +significant O +drop O +in O +E2 O +serum O +concentrations O +in O +animals O +with O +sham O +treatment O +on O +the O +right O +side O +. O + +Blocking O +the O +cholinergic O +system O +of O +rats B +with O +left O +side O +peritoneum O +perforation O +on O +D1 O +or O +P O +resulted O +in O +a O +drop O +in O +E2 O +serum O +concentrations O +( O +52 O +% O +; O +47 O +% O +, O +respectively O +) O +, O +while O +the O +same O +treatment O +performed O +on O +D2 O +resulted O +in O +a O +significant O +E2 O +concentrations O +increase O +( O +157 O +% O +) O +. O + +Figure O +3 O +shows O +the O +effects O +of O +blocking O +the O +cholinergic O +system O +of O +rats B +with O +ULO O +. O + +ATR O +treatment O +on O +D1 O +or O +P O +stages O +performed O +on O +rats B +with O +the O +left O +ovary O +in O +situ O +resulted O +in O +a O +significant O +drop O +of O +E2 O +serum O +concentrations O +( O +65 O +% O +; O +62 O +% O +respectively O +) O +. O + +Such O +effects O +were O +not O +observed O +in O +rats B +treated O +on O +D2 O +. O + +When O +ATR O +treatment O +was O +performed O +on O +rats B +with O +the O +right O +ovary O +in O +situ O +on O +D1 O +, O +E2 O +serum O +concentrations O +were O +lower O +( O +48 O +% O +) O +than O +in O +ULO O +animals O +. O + +Blocking O +the O +cholinergic O +system O +on O +D2 O +resulted O +in O +E2 O +serum O +concentrations O +increase O +( O +159 O +% O +) O +. O + +When O +the O +treatment O +was O +performed O +on O +P O +, O +no O +significant O +differences O +in O +E2 O +serum O +concentrations O +were O +observed O +. O + +Compared O +to O +bilateral O +treatment O +, O +perforation O +of O +the O +peritoneum O +or O +bilateral O +ovariectomy O +, O +ATR O +treatment O +on O +D1 O +resulted O +in O +significant O +E2 O +serum O +concentrations O +decreases O +, O +90 O +% O +in O +bilateral O +peritoneal O +perforation O +and O +60 O +% O +in O +bilateral O +ovariectomized O +animals O +. O + +Blocking O +the O +cholinergic O +system O +on O +D2 O +, O +to O +rats B +with O +bilateral O +perforation O +of O +the O +peritoneum O +or O +bilateral O +ovariectomy O +resulted O +in O +E2 O +serum O +concentrations O +increases O +( O +159 O +% O +and O +253 O +% O +respectively O +) O +, O +while O +injecting O +ATR O +to O +animals O +treated O +on O +P O +had O +no O +apparent O +effects O +( O +Figure O +4 O +) O +. O + +Discussion O + +The O +results O +obtained O +in O +the O +present O +study O +suggest O +that O +the O +ability O +to O +compensate O +the O +secretion O +of O +E2 O +by O +the O +missing O +ovary O +is O +different O +between O +the O +right O +and O +left O +ovaries O +and O +varies O +during O +the O +estrous O +cycle O +. O + +Similarly O +, O +our O +results O +suggest O +that O +the O +cholinergic O +system O +participates O +in O +regulating O +E2 O +secretion O +by O +the O +ovary O +, O +and O +that O +such O +participation O +varies O +depending O +on O +the O +ovary O +remaining O +in O +situ O +and O +the O +stage O +of O +the O +estrous O +cycle O +when O +the O +surgical O +procedure O +was O +performed O +. O + +Previously O +, O +we O +suggested O +the O +existence O +of O +a O +neural O +pathway O +arising O +from O +the O +peritoneum O +that O +participates O +in O +regulating O +E2 O +[ O +9 O +] O +, O +P4 O +[ O +10 O +] O +and O +testosterone O +secretion O +[ O +11 O +] O +. O + +In O +the O +rat B +, O +the O +sensory O +information O +arising O +from O +the O +peritoneum O +is O +sent O +to O +the O +nucleus O +tractus O +solitarius O +and O +stimulates O +neurokinine O +- O +B O +receptors O +[ O +17 O +] O +. O + +Since O +perforating O +the O +peritoneum O +unilaterally O +on O +each O +day O +of O +the O +estrous O +cycle O +changed O +E2 O +serum O +concentrations O +, O +we O +think O +that O +each O +side O +of O +the O +peritoneum O +sends O +different O +neural O +information O +through O +the O +superior O +ovarian O +nerve O +( O +SON O +) O +to O +the O +ovary O +and O +the O +central O +nervous O +system O +, O +perhaps O +reaching O +nuclei O +related O +to O +the O +vagus O +nerve O +. O + +A O +study O +analyzing O +the O +distribution O +of O +sensory O +neurons O +innervating O +the O +peritoneum O +showed O +that O +when O +tracer O +was O +placed O +on O +the O +area O +where O +the O +peritoneum O +covers O +the O +abdominal O +wall O +, O +labeled O +neurons O +were O +observed O +only O +in O +the O +ipsilateral O +dorsal O +root O +ganglia O +[ O +18 O +] O +. O + +The O +authors O +suggest O +that O +most O +of O +the O +parietal O +peritoneum O +receives O +sensory O +nerves O +from O +dorsal O +root O +ganglia O +, O +and O +visceral O +peritoneum O +from O +both O +, O +the O +spinal O +and O +vagus O +nerves O +. O + +According O +to O +Stener O +- O +Victorin O +et O +al O +. O + +( O +19 O +) O +repeated O +electro O +- O +acupunture O +treatments O +in O +rats B +with O +polycystic O +ovary O +syndrome O +( O +PCO O +) O +, O +induced O +by O +a O +single O +injection O +of O +estradiol O +valerate O +, O +resulted O +in O +lower O +nerve O +growth O +factor O +( O +NGF O +) O +concentrations O +at O +the O +ovarian O +level O +than O +in O +non O +- O +electro O +- O +acupunture O +treated O +PCO O +rats B +. O + +In O +our O +experiments O +, O +perforating O +the O +peritoneum O +affected O +the O +same O +somatic O +segments O +employed O +by O +Stener O +- O +Victorin O +et O +. O + +al O +. O + +[ O +19 O +] O +. O + +We O +presume O +that O +peritoneum O +surgery O +resulted O +in O +an O +increase O +of O +NGF O +concentrations O +at O +the O +ovarian O +level O +, O +which O +in O +turn O +induced O +hyper O +- O +androgenism O +, O +as O +observed O +in O +women O +with O +PCO O +[ O +20 O +] O +. O + +Previously O +, O +we O +showed O +that O +the O +unilateral O +perforation O +of O +the O +peritoneum O +results O +in O +a O +significant O +increase O +in O +testosterone O +serum O +concentrations O +[ O +11 O +] O +. O + +Because O +E2 O +serum O +concentrations O +did O +not O +increase O +after O +left O +or O +bilateral O +perforation O +of O +the O +peritoneum O +, O +we O +suppose O +that O +the O +neural O +information O +originating O +from O +the O +peritoneum O +inhibits O +the O +mechanisms O +regulating O +aromatase O +activity O +within O +the O +follicle O +. O + +One O +of O +the O +ovaries O +' O +sources O +of O +catecholamines O +arrives O +through O +the O +SON O +. O + +In O +the O +ovary O +, O +the O +SON O +fibers O +are O +mainly O +distributed O +in O +the O +peri O +- O +follicular O +theca O +layer O +, O +and O +in O +close O +relation O +with O +the O +cells O +of O +the O +theca O +interna O +[ O +21 O +, O +22 O +] O +. O + +Sectioning O +the O +SON O +of O +rats B +in O +P O +results O +in O +a O +sudden O +drop O +of O +P4 O +and O +E2 O +concentrations O +in O +the O +ovarian O +vein O +effluent O +[ O +23 O +] O +, O +while O +the O +same O +procedure O +on O +estrus O +did O +not O +modify O +E2 O +concentrations O +[ O +24 O +] O +. O + +Therefore O +, O +it O +is O +possible O +that O +perforating O +the O +peritoneum O +modifies O +the O +type O +and O +/ O +or O +rate O +of O +information O +arriving O +to O +the O +ovary O +via O +the O +SON O +. O + +Another O +possibility O +is O +that O +perforating O +the O +left O +side O +of O +the O +peritoneum O +results O +in O +an O +increase O +release O +of O +ovarian O +gamma O +amino O +butyric O +acid O +( O +GABA O +) O +, O +and O +a O +subsequent O +increase O +of O +E2 O +concentrations O +. O + +According O +to O +Erd O +o O +, O +et O +. O + +al O +. O + +[ O +25 O +] O +and O +Laszlo O +, O +et O +. O + +al O +. O + +[ O +26 O +] O +, O +injecting O +GABA O +into O +pseudo O +- O +pregnant O +rats B +increases O +E2 O +concentration O +in O +the O +blood O +. O + +Present O +results O +indicate O +that O +injecting O +ATR O +, O +before O +unilateral O +or O +bilateral O +perforation O +of O +the O +peritoneum O +, O +to O +rats B +in O +D1 O +or O +P O +, O +results O +in O +lower O +E2serum O +concentrations O +; O +leading O +us O +to O +think O +that O +some O +of O +the O +neural O +fibers O +present O +in O +the O +peritoneum O +are O +muscarinic O +. O + +It O +is O +also O +possible O +that O +blocking O +the O +cholinergic O +innervation O +, O +by O +ATR O +treatment O +, O +results O +in O +lower O +adrenaline O +and O +norepinephrine O +release O +by O +the O +adrenal O +medulla O +. O + +Our O +results O +, O +and O +those O +of O +others O +, O +suggest O +that O +stimulating O +on O +D2 O +the O +sensory O +receptors O +located O +on O +the O +left O +side O +of O +the O +peritoneum O +triggers O +an O +E2 O +secretion O +inhibitory O +mechanism O +, O +that O +the O +sensory O +pathway O +arising O +from O +the O +right O +side O +has O +a O +stimulatory O +effect O +, O +and O +that O +both O +are O +mediated O +by O +the O +cholinergic O +muscarinic O +system O +. O + +Previously O +, O +we O +showed O +that O +injecting O +ATR O +to O +rats B +in O +D2 O +results O +in O +increases O +of O +P4 O +serum O +concentrations O +originating O +from O +the O +adrenals O +[ O +8 O +] O +, O +without O +having O +apparent O +effects O +on O +testosterone O +serum O +concentrations O +[ O +11 O +] O +. O + +Since O +P4 O +and O +androgens O +are O +precursors O +in O +the O +synthesis O +of O +E2 O +, O +we O +presume O +that O +this O +mechanism O +may O +explain O +the O +increase O +in O +E2 O +serum O +concentrations O +observed O +in O +rats B +with O +peritoneum O +perforation O +previously O +injected O +with O +ATR O +. O + +Another O +possibility O +explaining O +the O +differences O +on O +E2 O +secretion O +regulation O +during O +the O +estrous O +cycle O +is O +that O +the O +effects O +of O +the O +cholinergic O +system O +take O +place O +through O +changes O +at O +the O +celiac O +ganglion O +level O +. O + +According O +to O +Aguado O +and O +Ojeda O +[ O +23 O +] O +, O +acetylcholine O +inhibits O +P4 O +secretion O +in O +the O +celiac O +ganglion O +- O +SON O +- O +ovary O +preparation O +obtained O +from O +rats B +in O +D1 O +or O +D2 O +, O +while O +the O +preparation O +obtained O +from O +rats B +in O +P O +resulted O +in O +only O +a O +moderate O +stimulation O +. O + +Since O +there O +is O +evidence O +that O +fibers O +from O +the O +vagus O +nerve O +innervate O +neurons O +in O +the O +celiac O +ganglion O +[ O +27 O +] O +, O +we O +presume O +that O +the O +cholinergic O +system O +modulates O +the O +sympathetic O +post O +- O +ganglionar O +activity O +and O +the O +secretory O +ability O +of O +the O +ovaries O +through O +the O +SON O +. O + +Conclusion O + +Based O +on O +the O +differences O +in O +E2 O +serum O +concentrations O +in O +rats B +with O +ULO O +, O +present O +results O +suggest O +that O +the O +capacity O +to O +release O +E2 O +by O +the O +left O +and O +right O +ovaries O +varies O +during O +the O +estrous O +cycle O +. O + +We O +presume O +that O +the O +left O +ovary O +releases O +more O +E2 O +than O +the O +right O +one O +. O + +As O +previously O +proposed O +, O +another O +possibility O +is O +that O +neural O +communication O +between O +the O +ovaries O +modulates O +E2 O +secretion O +. O + +Case O +report O +: O +rapidly O +fatal O +bowel O +ischaemia O +on O +clozapine O +treatment O + +Abstract O + +Background O + +There O +have O +been O +previous O +reported O +deaths O +due O +to O +clozapine O +- O +induced O +constipation O +. O + +In O +all O +these O +cases O +patients B +have O +experienced O +prior O +abdominal O +symptoms O +over O +a O +period O +of O +weeks O +or O +months O +. O + +Case O +presentation O + +We O +report O +the O +sudden O +death O +due O +to O +constipation O +of O +a O +healthy O +young O +male O +patient B +on O +clozapine O +without O +any O +known O +history O +of O +prior O +abdominal O +symptoms O +. O + +Conclusion O + +Psychiatrists O +need O +to O +be O +alert O +to O +the O +medical O +emergencies O +which O +can O +occur O +in O +the O +context O +of O +clozapine O +treatment O +and O +also O +need O +to O +make O +other O +clinicians O +who O +may O +have O +contact O +with O +their O +patients B +aware O +of O +these O +. O + +Background O + +There O +have O +been O +six O +previously O +published O +cases O +of O +death O +secondary O +to O +clozapine O +- O +induced O +constipation O +[ O +1 O +- O +3 O +] O +. O + +Of O +these O +, O +two O +patients B +died O +from O +faecal O +peritonitis O +, O +two O +from O +aspiration O +of O +faeculent O +vomitus O +as O +a O +result O +of O +bowel O +obstruction O +and O +two O +from O +bowel O +necrosis O +. O + +In O +all O +these O +cases O +there O +had O +been O +prior O +complaints O +of O +constipation O +and O +/ O +or O +other O +abdominal O +symptoms O +for O +weeks O +to O +months O +before O +the O +fatal O +event O +. O + +Here O +we O +describe O +a O +case O +of O +constipation O +, O +presumably O +clozapine O +- O +induced O +, O +where O +death O +from O +bowel O +ischaemia O +occured O +within O +2 O +days O +from O +the O +first O +complaint O +of O +constipation O +and O +without O +any O +prior O +reported O +abdominal O +symptoms O +which O +might O +have O +provided O +a O +warning O +to O +the O +clinicians O +involved O +. O + +Case O +presentation O + +A O +20 O +- O +year O +- O +old O +male O +with O +a O +year O +long O +history O +of O +schizophrenia O +which O +had O +been O +unresponsive O +to O +trials O +of O +two O +atypical O +antipsychotic O +drugs O +was O +commenced O +on O +clozapine O +. O + +The O +dose O +was O +titrated O +over O +the O +next O +year O +to O +900 O +mg O +daily O +. O + +Due O +to O +persisting O +negative O +symptoms O +amisulpiride O +400 O +mg O +twice O +daily O +was O +added O +with O +good O +response O +after O +one O +month O +. O + +The O +patient B +was O +reviewed O +regularly O +over O +the O +next O +year O +, O +continued O +to O +improve O +and O +did O +not O +report O +any O +side O +effects O +to O +members O +of O +the O +multidisciplinary O +mental O +health O +team O +working O +to O +support O +him O +in O +the O +community O +. O + +He O +appeared O +to O +be O +fit O +and O +healthy O +. O + +Although O +he O +usually O +lived O +in O +supported O +accommodation O +he O +was O +staying O +temporarily O +with O +his O +family O +and O +from O +their O +account O +he O +complained O +of O +having O +constipation O +for O +2 O +days O +before O +presenting O +to O +his O +GP O +with O +severe O +abdominal O +pain O +. O + +He O +was O +prescribed O +medication O +and O +returned O +home O +but O +his O +condition O +deteriorated O +further O +and O +a O +few O +hours O +later O +an O +ambulance O +was O +called O +. O + +He O +collapsed O +and O +died O +before O +reaching O +hospital O +. O + +Post O +mortem O +examination O +revealed O +that O +he O +had O +impacted O +faeces O +which O +had O +pressed O +against O +the O +bowel O +wall O +causing O +ischaemia O +. O + +This O +had O +led O +to O +infarction O +of O +this O +part O +of O +the O +bowel O +. O + +Conclusion O + +This O +case O +demonstrates O +that O +death O +can O +occur O +over O +a O +very O +short O +time O +course O +from O +constipation O +, O +in O +this O +case O +presumably O +induced O +by O +clozapine O +. O + +Death O +from O +constipation O +and O +subsequent O +bowel O +infarction O +is O +relatively O +common O +in O +elderly O +patients B +and O +infarction O +causes O +a O +far O +more O +rapid O +and O +dangerous O +deterioration O +than O +does O +intestinal O +obstruction O +. O + +In O +the O +present O +case O +this O +meant O +that O +this O +patient B +did O +not O +have O +any O +contact O +with O +psychiatric O +services O +between O +the O +onset O +of O +his O +symptoms O +and O +his O +rapid O +demise O +, O +in O +spite O +of O +regular O +follow O +- O +up O +. O + +Although O +the O +risk O +of O +neutropenia O +is O +relatively O +well O +- O +known O +, O +it O +should O +be O +borne O +in O +mind O +that O +clozapine O +is O +reported O +to O +be O +associated O +with O +a O +number O +of O +other O +syndromes O +which O +may O +be O +rapidly O +fatal O +including O +not O +only O +constipation O +and O +obstruction O +but O +also O +cardiovascular O +collapse O +, O +seizures O +and O +ketoacidosis O +. O + +Psychiatrists O +working O +with O +such O +patients B +should O +not O +only O +themselves O +be O +vigilant O +regarding O +such O +complications O +but O +should O +take O +steps O +to O +see O +that O +other O +clinicians O +to O +whom O +the O +patient B +may O +present O +are O +also O +aware O +of O +them O +. O + +Competing O +interests O + +The O +author O +( O +s O +) O +declare O +that O +they O +have O +no O +competing O +interests O +. O + +Authors O +' O +contributions O + +Both O +authors O +were O +equally O +involved O +in O +the O +preparation O +of O +this O +manuscript O +. O + +Pre O +- O +publication O +history O + +The O +pre O +- O +publication O +history O +for O +this O +paper O +can O +be O +accessed O +here O +: O + +A O +disease O +- O +specific O +measure O +of O +health O +- O +related O +quality O +of O +life O +for O +use O +in O +adults O +with O +immune O +thrombocytopenic O +purpura O +: O +Its O +development O +and O +validation O + +Abstract O + +Background O + +No O +validated O +disease O +- O +specific O +measures O +are O +available O +to O +assess O +health O +- O +related O +quality O +of O +life O +( O +HRQoL O +) O +in O +adult O +subjects O +with O +immune O +thrombocytopenic O +purpura O +( O +ITP O +) O +. O + +Therefore O +, O +we O +sought O +to O +develop O +and O +validate O +the O +ITP O +- O +Patient B +Assessment O +Questionnaire O +( O +ITP O +- O +PAQ O +) O +for O +adult O +subjects O +with O +ITP O +. O + +Methods O + +Information O +from O +literature O +reviews O +, O +focus O +groups O +with O +subjects O +, O +and O +clinicians O +were O +used O +to O +develop O +50 O +ITP O +- O +PAQ O +items O +. O + +Factor O +analyses O +were O +conducted O +to O +develop O +the O +scale O +structure O +and O +reduce O +the O +number O +of O +items O +. O + +The O +final O +44 O +- O +item O +ITP O +- O +PAQ O +, O +which O +includes O +ten O +scales O +[ O +Symptoms O +( O +S O +) O +, O +Bother O +- O +Physical O +Health O +( O +B O +) O +, O +Fatigue O +/ O +Sleep O +( O +FT O +) O +, O +Activity O +( O +A O +) O +, O +Fear O +( O +FR O +) O +, O +Psychological O +Health O +( O +PH O +) O +, O +Work O +( O +W O +) O +, O +Social O +Activity O +( O +SA O +) O +, O +Women B +' O +s O +Reproductive O +Health O +( O +RH O +) O +, O +and O +Overall O +( O +QoL O +) O +] O +, O +was O +self O +- O +administered O +to O +adult O +ITP O +subjects O +at O +baseline O +and O +7 O +- O +10 O +days O +later O +. O + +Test O +- O +retest O +reliability O +, O +internal O +consistency O +reliability O +, O +construct O +and O +known O +groups O +validity O +of O +the O +final O +ITP O +- O +PAQ O +were O +evaluated O +. O + +Results O + +Seventy O +- O +three O +subjects O +with O +ITP O +completed O +the O +questionnaire O +twice O +. O + +Test O +- O +retest O +reliability O +, O +as O +measured O +by O +the O +intra O +- O +class O +correlation O +, O +ranged O +from O +0 O +. O +52 O +- O +0 O +. O +90 O +. O + +Internal O +consistency O +reliability O +was O +demonstrated O +with O +Cronbach O +' O +s O +alpha O +for O +all O +scales O +above O +the O +acceptable O +level O +of O +0 O +. O +70 O +( O +range O +: O +0 O +. O +71 O +- O +0 O +. O +92 O +) O +, O +except O +for O +RH O +( O +0 O +. O +66 O +) O +. O + +Construct O +validity O +, O +assessed O +by O +correlating O +ITP O +- O +PAQ O +scales O +with O +established O +measures O +( O +Short O +Form O +- O +36 O +v O +. O +1 O +, O +SF O +- O +36 O +and O +Center O +for O +Epidemiologic O +Studies O +Depression O +Scale O +, O +CES O +- O +D O +) O +, O +was O +demonstrated O +through O +moderate O +correlations O +between O +the O +ITP O +- O +PAQ O +SA O +and O +SF O +- O +36 O +Social O +Function O +scales O +( O +r O += O +0 O +. O +67 O +) O +, O +and O +between O +ITP O +- O +PAQ O +PH O +and O +SF O +- O +36 O +Mental O +Health O +Scales O +( O +r O += O +0 O +. O +63 O +) O +. O + +Moderate O +to O +strong O +inter O +- O +scale O +correlations O +were O +reported O +between O +ITP O +- O +PAQ O +scales O +and O +the O +CES O +- O +D O +, O +except O +for O +the O +RH O +scale O +. O + +Known O +groups O +validity O +was O +evaluated O +by O +comparing O +mean O +scores O +for O +groups O +that O +differed O +clinically O +. O + +Statistically O +significant O +differences O +( O +p O +< O +0 O +. O +01 O +) O +were O +observed O +when O +subjects O +were O +categorized O +by O +treatment O +status O +[ O +S O +, O +FT O +, O +B O +, O +A O +, O +PH O +, O +and O +QoL O +, O +perceived O +effectiveness O +of O +ITP O +treatment O +[ O +S O +] O +, O +and O +time O +elapsed O +since O +ITP O +diagnosis O +[ O +PH O +] O +. O + +Conclusion O + +Results O +provide O +preliminary O +evidence O +of O +the O +reliability O +and O +validity O +of O +the O +ITP O +- O +PAQ O +in O +adult O +subjects O +with O +ITP O +. O + +Further O +work O +should O +be O +conducted O +to O +assess O +the O +responsiveness O +and O +to O +estimate O +the O +minimal O +clinical O +important O +difference O +of O +the O +ITP O +- O +PAQ O +to O +more O +fully O +understand O +the O +impact O +of O +ITP O +and O +its O +treatments O +on O +HRQoL O +. O + +Background O + +Immune O +thrombocytopenic O +purpura O +( O +ITP O +) O +is O +a O +disorder O +characterized O +by O +autoimmune O +- O +mediated O +platelet O +destruction O +and O +suboptimal O +platelet O +production O +[ O +1 O +- O +3 O +] O +that O +results O +in O +a O +decrease O +in O +the O +number O +of O +circulating O +platelets O +and O +increases O +the O +risk O +of O +bleeding O +events O +. O + +The O +estimated O +prevalence O +rate O +for O +ITP O +in O +the O +United O +States O +is O +9 O +. O +5 O +/ O +100 O +, O +000 O +[ O +4 O +] O +. O + +Adult O +women B +are O +disproportionately O +affected O +by O +the O +disorder O +, O +with O +a O +female O +to O +male O +ratio O +of O +nearly O +two O +to O +one O +[ O +5 O +] O +. O + +The O +disorder O +rarely O +remits O +spontaneously O +in O +adult O +subjects O +[ O +1 O +] O +. O + +The O +mortality O +rate O +is O +relatively O +low O +( O +< O +1 O +% O +) O +[ O +6 O +] O +in O +adults O +less O +than O +65 O +years O +of O +age O +. O + +Morbidity O +increases O +above O +age O +65 O +, O +primarily O +as O +a O +result O +of O +an O +increase O +in O +age O +- O +related O +major O +bleeding O +events O +[ O +7 O +] O +. O + +Initial O +therapy O +for O +ITP O +consists O +of O +some O +combination O +of O +glucocorticoids O +, O +intravenous O +immune O +globulin O +( O +IVIg O +) O +or O +anti O +- O +D O +[ O +8 O +] O +. O + +Splenectomy O +is O +often O +considered O +if O +these O +therapies O +fail O +. O + +Approximately O +two O +- O +thirds O +of O +patients B +treated O +with O +splenectomy O +achieve O +a O +sustained O +remission O +[ O +1 O +, O +5 O +, O +9 O +] O +. O + +Patients B +who O +fail O +splenectomy O +are O +treated O +with O +a O +wide O +variety O +of O +agents O +including O +corticosteroids O +, O +danazol O +, O +and O +chemotherapeutic O +agents O +. O + +Morbidity O +and O +mortality O +in O +these O +refractory O +patients B +are O +substantial O +[ O +1 O +, O +6 O +, O +8 O +] O +. O + +Patient B +- O +reported O +outcomes O +( O +PRO O +) O +, O +including O +health O +- O +related O +quality O +of O +life O +( O +HRQoL O +) O +measures O +, O +are O +critical O +components O +for O +evaluating O +and O +understanding O +treatment O +effects O +from O +the O +subject O +' O +s O +perspective O +. O + +The O +Food O +and O +Drug O +Administration O +( O +FDA O +) O +indicates O +that O +PRO O +measures O +are O +important O +to O +assess O +because O +they O +may O +: O +1 O +) O +detect O +treatment O +effects O +known O +only O +to O +the O +subject O +; O +2 O +) O +understand O +the O +subject O +' O +s O +perspective O +regarding O +treatment O +effect O +; O +or O +3 O +) O +provide O +information O +not O +included O +in O +a O +clinician O +' O +s O +subject O +notes O +[ O +10 O +] O +. O + +Furthermore O +, O +the O +Committee O +for O +Medicinal O +Products O +for O +Human B +Use O +of O +the O +European O +Medicines O +Agency O +defines O +HRQoL O +as O +" O +the O +subject O +' O +s O +subjective O +perception O +of O +the O +impact O +of O +his O +disease O +and O +its O +treatment O +( O +s O +) O +on O +his O +daily O +life O +, O +physical O +, O +psychological O +and O +social O +functioning O +and O +well O +- O +being O +" O +[ O +11 O +] O +. O + +Currently O +, O +limited O +data O +are O +available O +on O +the O +assessment O +of O +the O +impact O +of O +symptoms O +in O +adult O +subjects O +with O +ITP O +. O + +Symptoms O +of O +ITP O +, O +such O +as O +spontaneous O +bruising O +, O +menorrhagia O +, O +mucosal O +bleeding O +and O +prolonged O +bleeding O +with O +injury O +, O +may O +significantly O +affect O +HRQoL O +in O +ITP O +subjects O +[ O +12 O +] O +. O + +Treatments O +for O +chronic O +ITP O +can O +also O +be O +associated O +with O +substantial O +side O +effects O +[ O +5 O +, O +8 O +] O +. O + +In O +addition O +, O +subjects O +who O +are O +resistant O +to O +current O +therapies O +are O +likely O +to O +experience O +an O +even O +greater O +decrement O +to O +their O +HRQoL O +than O +responders O +to O +treatment O +. O + +Thus O +, O +restoring O +and O +/ O +or O +maintaining O +quality O +of O +life O +should O +be O +an O +important O +goal O +of O +treatment O +. O + +While O +the O +primary O +markers O +for O +ITP O +include O +hematologic O +measures O +such O +as O +platelet O +counts O +, O +clinical O +measures O +typically O +do O +not O +assess O +a O +subject O +' O +s O +functioning O +and O +well O +- O +being O +. O + +Therefore O +, O +subjects O +and O +physicians O +may O +want O +to O +weigh O +the O +impact O +of O +ITP O +therapies O +on O +HRQoL O +endpoints O +when O +making O +treatment O +decisions O +. O + +Previously O +, O +no O +validated O +disease O +- O +specific O +measures O +were O +available O +to O +evaluate O +quality O +of O +life O +in O +adult O +ITP O +subjects O +; O +however O +, O +two O +disease O +- O +specific O +HRQoL O +questionnaires O +have O +been O +developed O +for O +use O +in O +children B +with O +ITP O +[ O +13 O +, O +14 O +] O +. O + +Thus O +, O +we O +sought O +to O +develop O +a O +questionnaire O +that O +would O +be O +appropriate O +to O +assess O +the O +impact O +of O +ITP O +symptoms O +and O +its O +treatments O +on O +HRQoL O +in O +adult O +subjects O +. O + +The O +objective O +of O +this O +current O +manuscript O +is O +to O +describe O +the O +development O +and O +initial O +validation O +of O +a O +newly O +developed O +HRQoL O +questionnaire O +for O +use O +in O +adult O +subjects O +with O +ITP O +. O + +Methods O + +Overview O + +A O +newly O +developed O +questionnaire O +, O +which O +assesses O +issues O +of O +importance O +to O +ITP O +subjects O +, O +was O +developed O +based O +on O +available O +published O +literature O +, O +existing O +questionnaires O +, O +expert O +clinical O +opinion O +, O +and O +input O +from O +subjects O +with O +ITP O +. O + +Subjects O +and O +Procedures O + +To O +develop O +the O +questionnaire O +, O +three O +focus O +groups O +with O +ITP O +subjects O +were O +conducted O +in O +geographically O +diverse O +locations O +( O +San O +Diego O +, O +CA O +, O +New O +York O +, O +NY O +, O +and O +Oklahoma O +City O +, O +OK O +) O +. O + +Each O +of O +the O +three O +sites O +recruited O +a O +convenience O +sample O +of O +five O +to O +eight O +ITP O +subjects O +who O +were O +being O +treated O +on O +an O +outpatient O +basis O +. O + +To O +be O +eligible O +, O +subjects O +were O +required O +to O +have O +active O +disease O +and O +be O +> O += O +18 O +years O +of O +age O +. O + +Although O +platelet O +count O +data O +were O +not O +required O +for O +participation O +in O +the O +focus O +groups O +, O +clinicians O +at O +each O +site O +considered O +the O +subjects O +to O +have O +active O +disease O +, O +usually O +an O +indication O +that O +platelet O +levels O +have O +dropped O +below O +120 O +x O +109L O +and O +the O +subject O +requires O +treatment O +and O +/ O +or O +more O +frequent O +monitoring O +. O + +In O +total O +, O +23 O +ITP O +subjects O +participated O +in O +the O +focus O +groups O +after O +providing O +their O +informed O +consent O +. O + +To O +validate O +the O +questionnaire O +, O +a O +convenience O +sample O +of O +subjects O +was O +recruited O +from O +the O +same O +three O +clinical O +sites O +in O +New O +York O +, O +NY O +, O +Oklahoma O +City O +, O +OK O +, O +and O +La O +Jolla O +, O +CA O +. O + +Subjects O +were O +eligible O +if O +they O +were O +> O += O +18 O +years O +of O +age O +, O +had O +active O +disease O +, O +and O +were O +willing O +to O +complete O +a O +self O +- O +administered O +questionnaire O +at O +two O +time O +points O +. O + +Target O +enrollment O +was O +roughly O +72 O +subjects O +( O +24 O +subjects O +from O +each O +site O +) O +. O + +The O +study O +protocol O +was O +approved O +by O +a O +local O +institutional O +review O +board O +at O +each O +site O +and O +was O +carried O +out O +in O +accordance O +with O +Good O +Clinical O +Practice O +and O +International O +Conference O +on O +Harmonization O +guidelines O +and O +the O +Declaration O +of O +Helsinki O +. O + +Written O +informed O +consent O +was O +obtained O +from O +each O +subject O +prior O +to O +enrollment O +. O + +Creation O +of O +Questionnaire O +/ O +Item O +Selection O + +A O +trained O +moderator O +led O +all O +focus O +groups O +using O +a O +detailed O +discussion O +guide O +. O + +Subjects O +discussed O +their O +ITP O +history O +, O +treatment O +, O +ITP O +symptoms O +, O +and O +the O +impact O +of O +ITP O +on O +daily O +activities O +. O + +Each O +focus O +group O +lasted O +approximately O +three O +hours O +, O +and O +subjects O +were O +provided O +with O +an O +honorarium O +for O +their O +time O +. O + +Following O +the O +focus O +group O +session O +, O +all O +subjects O +completed O +a O +questionnaire O +which O +included O +the O +SF O +- O +36 O +v1 O +[ O +15 O +] O +and O +ITP O +- O +specific O +questions O +. O + +The O +ITP O +- O +specific O +items O +were O +developed O +based O +on O +clinical O +input O +[ O +12 O +, O +16 O +- O +18 O +] O +. O + +The O +ITP O +- O +specific O +items O +assessed O +the O +impact O +of O +ITP O +on O +the O +subject O +' O +s O +overall O +quality O +of O +life O +, O +relationships O +, O +ability O +to O +sleep O +, O +menstruation O +/ O +gynecological O +history O +, O +and O +sexual O +activity O +. O + +The O +ITP O +- O +specific O +questions O +also O +assessed O +the O +subject O +' O +s O +response O +to O +ITP O +treatments O +and O +any O +side O +effects O +. O + +Transcripts O +of O +the O +focus O +groups O +were O +summarized O +and O +reviewed O +by O +the O +study O +team O +. O + +The O +initial O +draft O +of O +the O +ITP O +Subject O +Assessment O +Questionnaire O +( O +ITP O +- O +PAQ O +) O +was O +developed O +after O +reviewing O +information O +from O +the O +literature O +searches O +, O +existing O +questionnaires O +, O +expert O +opinion O +, O +focus O +group O +transcripts O +, O +and O +the O +questionnaire O +responses O +from O +the O +focus O +group O +subjects O +. O + +The O +initial O +ITP O +- O +PAQ O +consisted O +of O +50 O +items O +that O +assesses O +the O +impact O +of O +ITP O +in O +the O +areas O +of O +physical O +health O +, O +mental O +health O +, O +work O +, O +social O +activity O +, O +reproductive O +health O +( O +relevant O +for O +women B +only O +) O +, O +and O +overall O +quality O +of O +life O +. O + +Factor O +analyses O +were O +conducted O +which O +yielded O +six O +unique O +domains O +. O + +The O +impact O +of O +ITP O +on O +physical O +health O +was O +measured O +by O +four O +scales O +that O +evaluated O +ITP O +- O +related O +symptoms O +, O +Fatigue O +/ O +Sleep O +, O +Bother O +- O +Physical O +Health O +, O +and O +Activity O +. O + +Its O +impact O +on O +mental O +health O +was O +measured O +by O +two O +scales O +that O +evaluated O +psychological O +distress O +and O +fear O +. O + +A O +copy O +of O +the O +questionnaire O +can O +be O +obtained O +by O +contacting O +Janet O +L O +. O +Nichol O +and O +sample O +items O +are O +included O +Table O +2 O +. O + +Statistical O +Analyses O + +A O +validation O +study O +was O +conducted O +to O +evaluate O +the O +psychometric O +properties O +of O +the O +newly O +developed O +ITP O +- O +PAQ O +questionnaire O +so O +that O +it O +could O +be O +used O +to O +measure O +the O +impact O +of O +ITP O +in O +adult O +subjects O +in O +future O +studies O +. O + +Standard O +psychometric O +methods O +were O +used O +to O +evaluate O +the O +reliability O +and O +validity O +of O +the O +questionnaire O +[ O +19 O +, O +20 O +] O +. O + +Eligible O +subjects O +completed O +the O +baseline O +questionnaire O +at O +the O +site O +or O +by O +mail O +after O +providing O +telephone O +consent O +. O + +An O +informed O +consent O +form O +and O +baseline O +questionnaire O +was O +mailed O +to O +those O +subjects O +who O +gave O +their O +initial O +consent O +via O +telephone O +. O + +These O +completed O +documents O +were O +returned O +by O +mail O +to O +the O +investigators O +. O + +At O +follow O +up O +, O +each O +subject O +was O +mailed O +the O +same O +questionnaire O +and O +asked O +to O +complete O +it O +a O +second O +time O +( O +for O +evaluating O +test O +- O +retest O +reliability O +) O +approximately O +two O +weeks O +later O +. O + +Additionally O +, O +subjects O +completed O +the O +SF O +- O +36 O +and O +the O +CES O +- O +D O +[ O +21 O +] O +for O +validation O +purposes O +at O +both O +assessments O +. O + +Demographic O +and O +clinical O +characteristics O +were O +also O +solicited O +in O +order O +to O +more O +fully O +describe O +the O +study O +population O +. O + +Each O +study O +subject O +received O +an O +honorarium O +for O +completing O +the O +questionnaires O +. O + +Scale O +creation O +and O +confirmatory O +factor O +analysis O + +Confirmatory O +factor O +analyses O +were O +conducted O +to O +test O +the O +hypothesized O +structure O +of O +the O +scales O +. O + +Two O +models O +using O +LISREL O +version O +8 O +were O +tested O +[ O +22 O +] O +. O + +The O +first O +model O +consisted O +of O +all O +50 O +HRQoL O +items O +and O +10 O +factors O +, O +whereas O +the O +second O +model O +consisted O +of O +a O +subset O +of O +the O +50 O +- O +item O +correlation O +matrix O +. O + +Only O +women B +respond O +to O +the O +six O +items O +comprising O +the O +Reproductive O +Health O +scale O +, O +so O +the O +items O +were O +not O +included O +in O +the O +second O +LISREL O +model O +to O +avoid O +estimation O +biases O +. O + +The O +remaining O +44 O +items O +were O +analyzed O +. O + +Model O +fit O +was O +evaluated O +using O +the O +goodness O +- O +of O +- O +fit O +( O +GFI O +) O +, O +the O +normed O +fit O +index O +( O +NFI O +) O +, O +the O +non O +- O +normed O +fit O +index O +( O +NNFI O +) O +, O +the O +comparative O +fit O +index O +( O +CIF O +) O +, O +and O +the O +root O +mean O +square O +error O +of O +approximation O +( O +RMSEA O +) O +. O + +For O +the O +confirmatory O +models O +, O +index O +values O +greater O +than O +0 O +. O +95 O +indicate O +better O +fit O +, O +and O +RMSEA O +values O +less O +than O +0 O +. O +05 O +are O +considered O +evidence O +of O +adequate O +fit O +[ O +23 O +] O +. O + +Reliability O +and O +stability O + +Two O +forms O +of O +reliability O +were O +assessed O +: O +test O +- O +retest O +reliability O +and O +internal O +consistency O +reliability O +. O + +Test O +- O +retest O +reliability O +, O +a O +measure O +of O +the O +degree O +to O +which O +the O +questionnaire O +yields O +stable O +scores O +over O +a O +short O +period O +of O +time O +( O +assuming O +there O +is O +no O +underlying O +change O +) O +, O +was O +measured O +by O +the O +intra O +- O +class O +correlation O +coefficient O +( O +ICC O +) O +[ O +24 O +, O +25 O +] O +. O + +An O +ICC O +of O +> O += O +0 O +. O +70 O +was O +considered O +acceptable O +[ O +26 O +] O +. O + +Internal O +consistency O +reliability O +, O +the O +extent O +to O +which O +items O +within O +each O +scale O +correlate O +with O +each O +other O +to O +form O +a O +multi O +- O +item O +scale O +, O +was O +assessed O +using O +Cronbach O +' O +s O +alpha O +[ O +25 O +, O +27 O +] O +. O + +Data O +from O +both O +assessments O +were O +used O +to O +evaluate O +internal O +consistency O +reliability O +. O + +An O +alpha O +coefficient O +of O +> O += O +0 O +. O +70 O +was O +considered O +acceptable O +, O +which O +is O +the O +commonly O +accepted O +minimal O +standard O +for O +reliability O +coefficients O +endorsed O +by O +the O +Scientific O +Advisory O +Committee O +of O +the O +Medical O +Outcomes O +Trust O +[ O +26 O +] O +. O + +Construct O +Validity O + +Construct O +validity O +was O +assessed O +by O +examining O +the O +inter O +- O +scale O +correlations O +between O +the O +ITP O +- O +PAQ O +and O +the O +CES O +- O +D O +and O +the O +ITP O +- O +PAQ O +with O +the O +SF O +- O +36 O +and O +by O +examining O +the O +strength O +of O +the O +within O +ITP O +- O +PAQ O +scale O +correlations O +[ O +25 O +, O +28 O +] O +. O + +For O +both O +inter O +- O +scale O +and O +intra O +- O +scale O +correlations O +, O +we O +made O +a O +priori O +hypotheses O +about O +the O +directionality O +and O +magnitude O +of O +the O +correlation O +and O +observed O +the O +extent O +to O +which O +hypothesized O +relationships O +held O +. O + +For O +example O +, O +we O +hypothesized O +that O +the O +scales O +of O +the O +ITP O +- O +PAQ O +would O +be O +negatively O +correlated O +with O +the O +CES O +- O +D O +and O +positively O +correlated O +with O +those O +of O +the O +SF O +- O +36 O +. O + +We O +expected O +the O +Pearson O +correlations O +to O +be O +moderate O +in O +size O +. O + +Known O +Groups O + +Known O +groups O +validity O +evaluates O +the O +ability O +of O +the O +measure O +to O +discriminate O +between O +groups O +known O +to O +be O +clinically O +different O +[ O +28 O +] O +. O + +We O +only O +collected O +patient B +- O +reported O +information O +using O +the O +questionnaire O +and O +did O +not O +collect O +clinical O +information O +such O +as O +platelet O +counts O +. O + +Therefore O +, O +the O +following O +four O +criteria O +were O +identified O +as O +proxies O +for O +severity O +: O + +* O +Currently O +on O +treatment O + +* O +Splenectomy O +status O + +* O +Subjects O +' O +self O +- O +perception O +of O +the O +effectiveness O +of O +current O +medication O + +* O +Length O +of O +time O +since O +diagnosis O + +It O +was O +hypothesized O +that O +subjects O +not O +being O +treated O +, O +who O +did O +not O +have O +a O +splenectomy O +, O +who O +perceived O +their O +medication O +to O +be O +more O +effective O +, O +and O +who O +had O +been O +diagnosed O +with O +ITP O +for O +a O +longer O +time O +would O +be O +healthier O +and O +therefore O +report O +higher O +HRQoL O +scores O +. O + +In O +contrast O +, O +subjects O +on O +any O +treatment O +, O +who O +had O +received O +a O +splenectomy O +, O +who O +perceived O +their O +medication O +to O +be O +less O +effective O +, O +and O +who O +were O +diagnosed O +more O +recently O +would O +report O +worse O +HRQoL O +. O + +In O +addition O +, O +subjects O +were O +also O +categorized O +by O +gender O +. O + +Subjects O +were O +categorized O +into O +two O +groups O +for O +each O +of O +the O +analyses O +: O +female O +vs O +. O +male O +, O +intact O +spleen O +vs O +. O +removed O +spleen O +, O +currently O +on O +ITP O +treatment O +vs O +. O +not O +currently O +on O +ITP O +treatment O +, O +subject O +' O +s O +perception O +of O +the O +effectiveness O +of O +their O +current O +ITP O +medication O +( O +extremely O +/ O +moderately O +effective O +vs O +. O +not O +at O +all O +effective O +) O +, O +and O +ITP O +diagnosis O +less O +than O +one O +year O +ago O +vs O +. O +ITP O +diagnosis O +more O +than O +one O +year O +ago O +. O + +Results O + +Demographics O +and O +clinical O +characteristics O + +Table O +1 O +describes O +the O +demographic O +and O +clinical O +characteristics O +of O +the O +73 O +subjects O +included O +in O +the O +validation O +analyses O +. O + +The O +majority O +were O +female O +( O +77 O +% O +) O +and O +Caucasian O +( O +84 O +% O +) O +. O + +The O +mean O +age O +was O +45 O +years O +( O +SD O += O +15 O +. O +7 O +) O +, O +and O +most O +of O +the O +subjects O +had O +been O +diagnosed O +with O +ITP O +for O +at O +least O +five O +years O +( O +57 O +% O +) O +. O + +Fifty O +- O +two O +percent O +of O +the O +subjects O +reported O +that O +they O +were O +currently O +taking O +medications O +for O +their O +ITP O +. O + +Furthermore O +, O +58 O +% O +indicated O +that O +they O +had O +a O +splenectomy O +. O + +Among O +the O +42 O +subjects O +who O +had O +a O +splenectomy O +, O +55 O +% O +reported O +that O +the O +removal O +of O +their O +spleen O +did O +not O +cure O +their O +ITP O +. O + +With O +one O +exception O +, O +the O +remaining O +subjects O +did O +not O +provide O +a O +response O +. O + +Confirmatory O +factor O +analysis O + +The O +first O +confirmatory O +factor O +analysis O +of O +the O +50 O +- O +item O +and O +ten O +factors O +model O +converged O +in O +28 O +iterations O +. O + +However O +, O +neither O +the O +inter O +- O +item O +correlation O +matrix O +nor O +the O +inter O +- O +factor O +correlation O +matrix O +was O +positive O +- O +definite O +, O +which O +suggests O +that O +the O +proposed O +model O +is O +wrong O +for O +the O +data O +or O +the O +data O +are O +inadequate O +for O +the O +model O +[ O +22 O +] O +. O + +The O +chi O +- O +square O +value O +of O +the O +model O +was O +316 O +. O +64 O +with O +1129 O +degrees O +of O +freedom O +( O +p O += O +1 O +. O +0 O +) O +, O +which O +does O +not O +support O +the O +hypothesized O +scale O +structure O +of O +the O +initial O +ITP O +- O +PAQ O +. O + +The O +confirmatory O +analysis O +of O +this O +LISREL O +model O +indicate O +that O +computing O +domain O +scores O +for O +the O +Physical O +Health O +and O +Mental O +Health O +domains O +is O +not O +appropriate O +for O +the O +ITP O +- O +PAQ O +. O + +The O +second O +LISREL O +model O +was O +analyzed O +to O +confirm O +the O +scale O +structure O +, O +excluding O +the O +Reproductive O +Health O +scale O +. O + +For O +this O +model O +, O +126 O +parameters O +were O +estimated O +: O +46 O +factor O +loadings O +, O +44 O +error O +terms O +, O +and O +36 O +inter O +- O +factor O +correlations O +. O + +The O +model O +converged O +in O +39 O +iterations O +, O +with O +a O +chi O +- O +square O +value O +of O +1043 O +. O +10 O +with O +864 O +degrees O +of O +freedom O +( O +p O +< O +0 O +. O +01 O +) O +. O + +The O +Goodness O +of O +Fit O +Index O +( O +GFI O +) O +, O +Normed O +Fit O +Index O +( O +NFI O +) O +, O +Non O +- O +normed O +Fit O +Index O +( O +NNFI O +) O +, O +and O +Comparative O +Fit O +Index O +( O +CFI O +) O +was O +0 O +. O +60 O +, O +0 O +. O +63 O +, O +0 O +. O +91 O +, O +and O +0 O +. O +92 O +, O +respectively O +, O +and O +the O +RMSEA O +was O +0 O +. O +05 O +[ O +90 O +% O +CI O +, O +0 O +. O +04 O +- O +0 O +. O +065 O +] O +. O + +Furthermore O +, O +the O +inter O +- O +factor O +correlations O +ranged O +form O +0 O +. O +33 O +between O +the O +Symptoms O +and O +Work O +scales O +to O +0 O +. O +96 O +between O +the O +Bother O +- O +Physical O +Health O +and O +Overall O +QoL O +scales O +. O + +In O +addition O +to O +the O +confirmatory O +factor O +analyses O +, O +Cronbach O +' O +s O +alphas O +and O +item O +- O +to O +- O +total O +correlations O +were O +used O +for O +item O +reduction O +. O + +Items O +with O +low O +factor O +loadings O +and O +item O +- O +to O +- O +total O +correlations O +that O +reduced O +the O +internal O +consistency O +were O +eliminated O +. O + +Although O +initial O +factor O +analyses O +identified O +six O +domains O +for O +future O +use O +, O +the O +final O +version O +of O +the O +ITP O +- O +PAQ O +contained O +44 O +items O +that O +included O +the O +following O +ten O +scales O +: O +Symptoms O +, O +Bother O +- O +Physical O +Health O +, O +Fatigue O +/ O +Sleep O +, O +Activity O +, O +Fear O +, O +Psychological O +Health O +, O +Work O +, O +Social O +Activity O +, O +Women B +' O +s O +Reproductive O +Health O +, O +and O +Overall O +QoL O +. O + +Table O +2 O +provides O +information O +on O +the O +number O +of O +items O +, O +item O +variability O +and O +sample O +items O +from O +each O +scale O +of O +the O +questionnaire O +. O + +Each O +scale O +is O +scored O +from O +0 O +to O +100 O +, O +with O +higher O +scores O +representing O +better O +quality O +of O +life O +. O + +Test O +- O +retest O +reliability O + +Of O +the O +73 O +subjects O +who O +completed O +the O +first O +administration O +of O +the O +questionnaire O +, O +most O +of O +the O +subjects O +completed O +the O +second O +questionnaire O +within O +a O +15 O +- O +day O +period O +( O +75 O +% O +) O +, O +during O +which O +subjects O +were O +expected O +to O +remain O +clinically O +stable O +. O + +However O +, O +20 O +% O +of O +the O +73 O +subjects O +completed O +the O +questionnaire O +within O +three O +weeks O +following O +the O +first O +administration O +. O + +The O +remaining O +5 O +% O +of O +subjects O +completed O +it O +between O +four O +and O +nine O +weeks O +after O +the O +first O +" O +test O +. O +" O +ICC O +' O +s O +were O +computed O +for O +the O +entire O +sample O +( O +n O += O +73 O +) O +and O +for O +a O +sub O +- O +sample O +of O +respondents O +who O +completed O +the O +second O +questionnaire O +within O +three O +weeks O +( O +n O += O +69 O +) O +. O + +With O +the O +exception O +of O +the O +Bother O +- O +Physical O +Health O +and O +Activity O +scales O +, O +all O +scales O +had O +acceptable O +test O +- O +retest O +reliability O +( O +ICC O +> O += O +0 O +. O +70 O +) O +as O +measured O +by O +the O +ICC O +( O +Table O +3 O +) O +. O + +For O +the O +entire O +sample O +, O +ICC O +values O +ranged O +from O +0 O +. O +52 O +- O +0 O +. O +90 O +, O +while O +ICC O +values O +for O +the O +sub O +- O +sample O +ranged O +from O +0 O +. O +56 O +- O +0 O +. O +89 O +. O + +Internal O +consistency O +reliability O + +Internal O +consistency O +reliability O +, O +measured O +by O +Cronbach O +' O +s O +alpha O +, O +ranged O +from O +0 O +. O +66 O +to O +0 O +. O +92 O +( O +Table O +3 O +) O +. O + +With O +the O +exception O +of O +the O +Reproductive O +Health O +scale O +, O +Cronbach O +' O +s O +alpha O +coefficients O +exceeded O +the O +acceptable O +level O +of O +0 O +. O +70 O +. O + +Cronbach O +' O +s O +alpha O +for O +the O +Symptoms O +, O +Bother O +- O +Physical O +Health O +, O +Fatigue O +/ O +Sleep O +, O +and O +Activity O +scales O +ranged O +from O +0 O +. O +71 O +- O +0 O +. O +89 O +, O +while O +Cronbach O +' O +s O +alpha O +for O +the O +Psychological O +Health O +and O +Fear O +scales O +ranged O +from O +0 O +. O +87 O +- O +0 O +. O +92 O +. O + +Additionally O +, O +Cronbach O +' O +s O +alphas O +for O +the O +Social O +Activity O +, O +Work O +, O +Reproductive O +Health O +, O +and O +Overall O +QoL O +scales O +were O +0 O +. O +72 O +, O +0 O +. O +86 O +, O +0 O +. O +66 O +, O +and O +0 O +. O +89 O +, O +respectively O +. O + +Construct O +validity O + +Table O +4 O +displays O +the O +results O +of O +inter O +- O +scale O +Pearson O +correlation O +coefficients O +for O +the O +initial O +test O +administration O +of O +the O +ITP O +- O +PAQ O +. O + +As O +expected O +, O +the O +Symptoms O +, O +Bother O +- O +Physical O +Health O +, O +Fatigue O +/ O +Sleep O +, O +and O +Activity O +scales O +were O +moderately O +to O +strongly O +inter O +- O +correlated O +based O +on O +the O +data O +from O +the O +initial O +administration O +( O +correlation O +coefficients O +ranged O +from O +0 O +. O +56 O +- O +0 O +. O +75 O +; O +p O +< O +0 O +. O +05 O +) O +. O + +The O +Overall O +QoL O +scale O +was O +moderately O +to O +strongly O +correlated O +with O +the O +other O +ITP O +- O +PAQ O +scales O +, O +with O +the O +exception O +of O +the O +Reproductive O +Health O +scale O +. O + +In O +addition O +to O +examining O +the O +correlations O +within O +the O +ITP O +- O +PAQ O +scales O +, O +construct O +validity O +was O +also O +assessed O +by O +comparing O +the O +ITP O +- O +PAQ O +scale O +scores O +with O +those O +of O +the O +CES O +- O +D O +and O +the O +SF O +- O +36 O +. O + +The O +CES O +- O +D O +was O +negatively O +correlated O +with O +all O +ITP O +- O +PAQ O +scales O +, O +except O +for O +the O +Reproductive O +Health O +scale O +. O + +Other O +than O +the O +Reproductive O +Health O +scale O +, O +Pearson O +correlations O +ranged O +from O +- O +0 O +. O +37 O +to O +- O +0 O +. O +70 O +( O +p O +< O +0 O +. O +05 O +) O +( O +data O +not O +shown O +) O +. O + +Most O +of O +the O +ITP O +- O +PAQ O +scales O +were O +moderately O +correlated O +with O +the O +SF O +- O +36 O +scales O +; O +however O +, O +the O +Reproductive O +Health O +scale O +was O +not O +significantly O +correlated O +with O +any O +of O +the O +SF O +- O +36 O +scales O +. O + +The O +mean O +SF O +- O +36 O +scores O +of O +the O +subjects O +with O +ITP O +were O +compared O +to O +those O +of O +the O +general O +U O +. O +S O +. O +population O +norms O +[ O +15 O +] O +. O + +Results O +from O +t O +- O +tests O +indicate O +that O +there O +were O +statistically O +significant O +differences O +( O +p O +< O +0 O +. O +05 O +) O +in O +SF O +- O +36 O +mean O +scores O +between O +subjects O +with O +ITP O +( O +range O +, O +43 O +. O +04 O +- O +72 O +. O +86 O +) O +and O +the O +general O +U O +. O +S O +. O +population O +( O +range O +, O +60 O +. O +86 O +- O +84 O +. O +15 O +) O +. O + +Subjects O +with O +ITP O +reported O +lower O +scores O +on O +each O +SF O +- O +36 O +scale O +compared O +to O +the O +US O +norm O +( O +data O +not O +shown O +) O +. O + +Known O +groups O +validity O + +Subjects O +were O +categorized O +into O +two O +groups O +according O +to O +gender O +, O +splenectomy O +status O +, O +current O +ITP O +treatment O +status O +, O +subject O +' O +s O +perception O +of O +the O +effectiveness O +of O +ITP O +treatment O +, O +and O +time O +elapsed O +since O +ITP O +diagnosis O +. O + +When O +subjects O +were O +grouped O +according O +to O +gender O +or O +splenectomy O +status O +, O +no O +statistically O +significant O +differences O +were O +observed O +for O +any O +of O +the O +ITP O +- O +PAQ O +scales O +( O +data O +not O +shown O +) O +. O + +Subjects O +who O +were O +currently O +receiving O +treatment O +for O +ITP O +reported O +lower O +scores O +on O +all O +ITP O +- O +PAQ O +scales O +compared O +to O +subjects O +who O +were O +not O +currently O +receiving O +treatment O +. O + +Statistically O +significant O +differences O +( O +p O +< O +0 O +. O +01 O +) O +were O +reported O +for O +the O +following O +ITP O +- O +PAQ O +scales O +when O +subjects O +were O +categorized O +by O +treatment O +status O +: O +Symptoms O +, O +Fatigue O +/ O +Sleep O +, O +Bother O +- O +Physical O +Health O +, O +Activity O +, O +Psychological O +Health O +, O +and O +Overall O +QoL O +( O +Figure O +1 O +) O +. O + +When O +subjects O +were O +categorized O +by O +effectiveness O +of O +ITP O +treatment O +, O +statistically O +significant O +differences O +( O +p O +< O +0 O +. O +05 O +) O +were O +observed O +for O +the O +Symptoms O +and O +Activity O +scales O +( O +Figure O +1 O +) O +, O +while O +statistically O +significant O +differences O +were O +only O +found O +for O +the O +Psychological O +Health O +scale O +when O +subjects O +were O +categorized O +according O +to O +time O +elapsed O +since O +ITP O +diagnosis O +( O +data O +not O +shown O +) O +. O + +Subjects O +who O +had O +been O +diagnosed O +with O +ITP O +for O +< O +1 O +year O +had O +a O +lower O +mean O +score O +on O +the O +Psychological O +Health O +scale O +compared O +to O +subjects O +who O +had O +been O +diagnosed O +with O +ITP O +for O +at O +least O +one O +year O +( O +50 O +. O +38 O +vs O +. O +66 O +. O +46 O +, O +respectively O +; O +p O += O +0 O +. O +02 O +) O +( O +data O +not O +shown O +) O +. O + +Discussion O + +The O +goal O +of O +this O +study O +was O +to O +develop O +and O +undertake O +initial O +validation O +analyses O +of O +the O +ITP O +- O +PAQ O +as O +a O +tool O +for O +measuring O +HRQoL O +specifically O +related O +to O +adult O +subjects O +with O +ITP O +. O + +The O +results O +of O +this O +study O +provide O +preliminary O +evidence O +of O +the O +reliability O +and O +validity O +of O +the O +ITP O +- O +PAQ O +in O +this O +population O +. O + +The O +results O +indicate O +that O +, O +with O +the O +exception O +of O +the O +Reproductive O +Health O +scale O +, O +the O +questionnaire O +has O +good O +internal O +consistency O +. O + +The O +Reproductive O +Health O +scale O +may O +not O +have O +reached O +an O +acceptable O +level O +because O +the O +items O +could O +in O +fact O +be O +measuring O +slightly O +different O +concepts O +. O + +For O +example O +, O +the O +Reproductive O +Health O +scale O +includes O +items O +that O +assess O +symptom O +bother O +related O +to O +menstruation O +in O +addition O +to O +items O +that O +ask O +how O +ITP O +impacts O +reproductive O +choices O +, O +such O +as O +becoming O +pregnant O +, O +giving O +birth O +, O +and O +adopting O +children B +. O + +Perhaps O +, O +the O +symptom O +bother O +items O +in O +this O +scale O +may O +fit O +more O +appropriately O +with O +the O +Bother O +- O +Physical O +Health O +scale O +, O +and O +the O +reproductive O +choice O +items O +could O +comprise O +a O +separate O +scale O +. O + +Most O +of O +the O +ITP O +- O +PAQ O +scales O +also O +demonstrated O +acceptable O +test O +- O +retest O +reliability O +, O +even O +though O +the O +time O +interval O +between O +test O +and O +retest O +administrations O +of O +the O +questionnaire O +exceeded O +the O +targeted O +time O +interval O +of O +seven O +to O +ten O +days O +. O + +However O +, O +two O +scales O +, O +the O +Bother O +- O +Physical O +Health O +and O +Activity O +scales O +, O +reported O +ICC O +values O +below O +the O +acceptable O +value O +of O +0 O +. O +70 O +. O + +In O +addition O +to O +the O +lag O +between O +the O +two O +administrations O +of O +the O +questionnaire O +, O +subjects O +may O +have O +experienced O +an O +increase O +in O +bother O +and O +/ O +or O +a O +decrease O +in O +activity O +due O +to O +ITP O +during O +the O +extended O +time O +interval O +. O + +Additionally O +, O +the O +comparatively O +low O +ICC O +values O +of O +the O +Bother O +- O +Physical O +Health O +and O +Activity O +scales O +may O +be O +due O +in O +part O +to O +the O +relatively O +low O +number O +of O +items O +contained O +in O +each O +of O +these O +scales O +( O +four O +and O +two O +items O +, O +respectively O +) O +compared O +to O +the O +Symptoms O +scale O +which O +contains O +six O +items O +. O + +In O +general O +, O +the O +construct O +validity O +of O +the O +questionnaire O +was O +supported O +by O +inter O +- O +scale O +correlations O +. O + +As O +expected O +, O +the O +Bother O +- O +Physical O +Health O +, O +Symptoms O +, O +Fatigue O +/ O +Sleep O +, O +and O +Activity O +scales O +were O +more O +strongly O +correlated O +to O +one O +another O +than O +with O +other O +scales O +. O + +However O +, O +the O +Reproductive O +Health O +scale O +had O +a O +lower O +internal O +consistency O +reliability O +and O +it O +was O +weakly O +correlated O +with O +the O +ITP O +- O +PAQ O +scales O +, O +the O +SF O +- O +36 O +, O +and O +the O +CES O +- O +D O +, O +possibly O +due O +to O +the O +differing O +concepts O +measured O +by O +the O +items O +within O +this O +scale O +or O +the O +all O +- O +female O +sample O +. O + +Most O +of O +the O +ITP O +- O +PAQ O +scales O +were O +moderately O +correlated O +with O +the O +SF O +- O +36 O +scales O +and O +the O +CES O +- O +D O +; O +however O +, O +correlations O +between O +some O +of O +the O +scales O +were O +< O +0 O +. O +40 O +( O +e O +. O +g O +. O +, O +Fear O +and O +SF O +- O +36 O +Mental O +Health O +, O +0 O +. O +30 O +; O +p O +< O +0 O +. O +05 O +) O +. O + +This O +low O +correlation O +could O +be O +due O +to O +the O +ITP O +- O +PAQ O +assessing O +fear O +associated O +with O +ITP O +( O +e O +. O +g O +. O +, O +fear O +of O +having O +a O +bleeding O +episode O +) O +, O +while O +the O +SF O +- O +36 O +provides O +a O +more O +general O +assessment O +of O +mental O +health O +issues O +( O +e O +. O +g O +. O +, O +felt O +downhearted O +and O +blue O +) O +. O + +The O +known O +- O +groups O +validity O +results O +indicate O +that O +some O +of O +the O +ITP O +- O +PAQ O +scales O +( O +Symptoms O +, O +Fatigue O +/ O +Sleep O +, O +Bother O +- O +Physical O +Health O +, O +Activity O +, O +Psychological O +Health O +, O +and O +Overall O +QoL O +scales O +) O +were O +able O +to O +differentiate O +ITP O +subjects O +who O +were O +currently O +receiving O +ITP O +treatment O +from O +those O +who O +were O +not O +receiving O +treatment O +for O +ITP O +, O +providing O +preliminary O +evidence O +of O +the O +ITP O +- O +PAQ O +' O +s O +ability O +to O +distinguish O +between O +groups O +known O +to O +be O +different O +. O + +However O +, O +the O +ITP O +- O +PAQ O +scales O +were O +generally O +unable O +to O +distinguish O +between O +subjects O +when O +they O +were O +grouped O +by O +gender O +, O +splenectomy O +status O +, O +perceived O +effectiveness O +of O +treatment O +and O +length O +of O +time O +since O +ITP O +diagnosis O +. O + +The O +ITP O +- O +PAQ O +may O +not O +be O +able O +to O +differentiate O +between O +female O +and O +male O +subjects O +because O +the O +disorder O +may O +affect O +females O +and O +males O +similarly O +. O + +Additionally O +, O +significant O +differences O +may O +not O +have O +been O +observed O +between O +subjects O +who O +have O +undergone O +splenectomy O +and O +subjects O +who O +have O +not O +because O +55 O +% O +of O +subjects O +who O +had O +a O +splenectomy O +indicated O +that O +it O +did O +not O +cure O +their O +ITP O +. O + +Specifically O +, O +the O +known O +- O +groups O +could O +be O +defined O +as O +' O +subjects O +without O +a O +splenectomy O +' O +versus O +' O +subjects O +with O +a O +failed O +splenectomy O +' O +( O +for O +whom O +QoL O +likely O +worsened O +) O +versus O +' O +subjects O +with O +a O +successful O +splenectomy O +' O +( O +for O +whom O +QoL O +may O +have O +improved O +) O +. O + +In O +the O +future O +, O +to O +assess O +whether O +the O +ITP O +- O +PAQ O +scales O +can O +differentiate O +between O +groups O +of O +subjects O +, O +it O +may O +be O +worthwhile O +to O +categorize O +subjects O +by O +a O +more O +clinically O +relevant O +measure O +, O +such O +as O +platelet O +count O +. O + +Several O +limitations O +should O +be O +considered O +when O +interpreting O +our O +findings O +. O + +Subjects O +were O +drawn O +from O +a O +convenience O +sample O +. O + +The O +study O +population O +was O +fairly O +homogeneous O +, O +comprised O +primarily O +of O +Caucasian O +female O +subjects O +. O + +The O +data O +was O +validated O +using O +only O +patient B +- O +reported O +data O +collected O +via O +questionnaire O +. O + +The O +lack O +of O +clinical O +data O +in O +this O +initial O +validation O +study O +will O +be O +addressed O +in O +on O +- O +going O +pivotal O +trials O +that O +will O +collect O +clinical O +data O +such O +as O +platelet O +counts O +and O +platelet O +response O +. O + +In O +addition O +, O +the O +time O +interval O +between O +the O +initial O +and O +retest O +administration O +of O +the O +questionnaire O +may O +have O +been O +too O +lengthy O +to O +properly O +evaluate O +the O +test O +- O +retest O +reliability O +. O + +Because O +25 O +% O +of O +subjects O +did O +not O +complete O +the O +questionnaire O +within O +the O +targeted O +fifteen O +day O +interval O +, O +those O +subjects O +may O +have O +undergone O +clinical O +changes O +that O +may O +have O +affected O +their O +responses O +. O + +In O +future O +validation O +studies O +platelet O +counts O +or O +type O +of O +platelet O +response O +should O +be O +used O +to O +identify O +a O +stable O +cohort O +for O +the O +test O +- O +retest O +analyses O +. O + +Furthermore O +, O +the O +criteria O +used O +to O +categorize O +the O +subjects O +for O +the O +known O +groups O +validity O +evaluation O +may O +not O +have O +been O +sufficient O +to O +allow O +for O +the O +ITP O +- O +PAQ O +scales O +to O +detect O +differences O +between O +groups O +. O + +Grouping O +the O +subjects O +by O +a O +different O +criterion O +, O +such O +as O +a O +relevant O +clinical O +measure O +, O +may O +bolster O +the O +findings O +for O +its O +known O +groups O +validity O +. O + +Conclusion O + +The O +primary O +goal O +of O +this O +manuscript O +was O +to O +describe O +the O +development O +of O +a O +new O +ITP O +- O +specific O +HRQoL O +questionnaire O +for O +adults O +with O +ITP O +and O +to O +present O +our O +initial O +findings O +on O +the O +psychometric O +properties O +of O +this O +questionnaire O +. O + +The O +results O +of O +this O +initial O +validation O +study O +indicate O +that O +the O +questionnaire O +generally O +has O +acceptable O +reliability O +and O +validity O +. O + +We O +plan O +to O +conduct O +additional O +analyses O +using O +more O +objective O +clinical O +measures O +such O +as O +platelet O +counts O +as O +a O +criterion O +for O +known O +groups O +validity O +. O + +Further O +validation O +work O +should O +also O +be O +conducted O +to O +assess O +its O +responsiveness O +and O +to O +estimate O +its O +minimal O +clinical O +important O +difference O +value O +so O +that O +it O +can O +become O +a O +more O +widely O +used O +HRQoL O +measure O +in O +the O +ITP O +population O +. O + +Competing O +interests O + +The O +validation O +study O +design O +, O +analysis O +, O +interpretation O +of O +results O +, O +and O +the O +writing O +of O +the O +manuscript O +represent O +the O +joint O +collaboration O +of O +all O +authors O +of O +this O +study O +, O +which O +was O +funded O +solely O +by O +Amgen O +, O +Inc O +, O +Thousand O +Oaks O +, O +California O +, O +USA O +. O + +Ovation O +Research O +Group O +provided O +no O +additional O +funding O +for O +this O +study O +. O + +The O +decision O +to O +submit O +this O +manuscript O +for O +publication O +was O +subject O +to O +the O +approval O +of O +Amgen O +, O +Inc O +. O +and O +all O +authors O +. O + +Gary O +Okano O +and O +Janet O +Nichol O +are O +employees O +of O +Amgen O +, O +Inc O +. O + +James O +Bussel O +is O +an O +employee O +of O +Weill O +Cornell O +Medical O +Center O +. O + +James O +George O +is O +employed O +by O +the O +University O +of O +Oklahoma O +Health O +Sciences O +Center O +. O + +Robert O +McMillan O +is O +a O +Professor O +Emeritus O +of O +the O +Scripps O +Research O +Institute O +. O + +Susan O +Mathias O +is O +an O +employee O +of O +Ovation O +Research O +Group O +. O + +Authors O +' O +contributions O + +SDM O +supervised O +the O +interpretation O +of O +the O +results O +from O +the O +validation O +study O +, O +and O +drafted O +the O +manuscript O +. O + +JBB O +, O +JNG O +, O +RM O +, O +and O +JLN O +provided O +clinical O +expertise O +in O +the O +development O +of O +the O +questionnaire O +, O +and O +participated O +in O +the O +design O +and O +execution O +of O +the O +study O +. O + +GJO O +assisted O +in O +interpreting O +the O +results O +and O +drafting O +the O +manuscript O +. O + +All O +authors O +read O +and O +approved O +the O +final O +manuscript O +. O + +Estrogen O +receptor O +alpha O +( O +ER O +alpha O +) O +mRNA O +copy O +numbers O +in O +immunohistochemicall O +ER O +alpha O +- O +positive O +- O +, O +and O +negative O +breast O +cancer O +tissues O + +Abstract O + +Background O + +The O +presence O +of O +ER O +alpha O +is O +the O +basis O +for O +treating O +breast O +cancer O +patients B +with O +targeted O +molecular O +therapies O +that O +block O +estrogen O +stimulation O +of O +breast O +cancer O +cell O +division O +. O + +To O +select O +patients B +for O +the O +above O +therapies O +, O +currently O +, O +the O +ER O +alpha O +presence O +in O +breast O +cancer O +tissues O +is O +determined O +in O +clinical O +laboratories O +by O +microscopically O +scoring O +the O +slides O +subjected O +to O +immunohistochemistry O +( O +IHC O +) O +. O + +This O +method O +is O +not O +quantitative O +, O +highly O +subjective O +and O +requires O +large O +amount O +of O +tumor O +tissue O +, O +therefore O +, O +cannot O +be O +applied O +to O +sterotactic O +and O +ultrasound O +guided O +biopsy O +samples O +. O + +To O +circumvent O +these O +problems O +, O +we O +previously O +developed O +quantitative O +real O +- O +time O +PCR O +based O +molecular O +assay O +that O +can O +be O +applied O +to O +determine O +mRNA O +copies O +of O +ER O +alpha O +in O +picogram O +amounts O +of O +total O +RNA O +from O +tumor O +samples O +. O + +However O +, O +it O +is O +not O +known O +how O +the O +mRNA O +copy O +numbers O +correlate O +to O +IHC O +positive O +and O +negative O +status O +. O + +Methods O + +In O +the O +current O +study O +we O +determined O +the O +copy O +numbers O +of O +ER O +alpha O +mRNA O +by O +Q O +RTPCR O +in O +breast O +cancer O +tissues O +that O +were O +graded O +as O +ER O +alpha O +- O +positive O +and O +negative O +by O +1 O +) O +IHC O +and O +2 O +) O +functional O +estrogen O +binding O +assay O +and O +statistically O +analyzed O +the O +data O +. O + +Results O + +We O +demonstrate O +here O +that O +ER O +alpha O +mRNA O +copy O +numbers O +are O +not O +significantly O +different O +in O +tissues O +that O +are O +graded O +as O +positive O +by O +IHC O +and O +ligand O +binding O +assays O +. O + +We O +establish O +here O +a O +cut O +of O +value O +of O +5 O +x O +106 O +copies O +per O +1010 O +mRNA O +copies O +of O +GAPDH O +with O +an O +Odds O +Radio O +of O +39 O +. O +4 O +, O +Sensitivity O +of O +0 O +. O +81 O +and O +Specificity O +of O +0 O +. O +90 O +in O +breast O +cancer O +tissues O +that O +are O +negative O +for O +ER O +alpha O +protein O +by O +IHC O +and O +estrogen O +binding O +assays O +. O + +ROC O +analysis O +of O +the O +data O +gave O +an O +area O +of O +0 O +. O +8967 O +under O +the O +curve O +. O + +Conclusion O + +We O +expect O +that O +the O +cut O +off O +values O +determined O +here O +will O +be O +highly O +significant O +for O +applying O +molecular O +assay O +in O +the O +place O +of O +IHC O +in O +clinical O +laboratories O +for O +evaluating O +the O +presence O +of O +ER O +alpha O +for O +prognostic O +and O +therapeutic O +purposes O +. O + +Background O + +Breast O +cancer O +is O +the O +most O +diagnosed O +and O +the O +second O +leading O +cause O +of O +cancer O +deaths O +for O +women B +in O +the O +United O +States O +striking O +about O +300 O +, O +000 O +and O +killing O +about O +40 O +, O +000 O +women B +a O +year O +[ O +1 O +] O +. O + +A O +substantial O +body O +of O +epidemiological O +, O +experimental O +and O +clinical O +evidence O +indicated O +that O +unopposed O +stimulation O +of O +breast O +epithelial O +cells O +by O +the O +natural O +hormone O +, O +estrogen O +, O +plays O +a O +major O +role O +in O +the O +progression O +of O +breast O +cancers O +[ O +2 O +] O +. O + +Because O +endogenous O +estrogens O +directly O +promote O +the O +growth O +of O +breast O +cancer O +cells O +, O +estrogen O +deprivation O +either O +by O +inhibiting O +its O +biosynthesis O +( O +aromatase O +inhibitors O +) O +or O +blocking O +estrogen O +- O +mediated O +gene O +transcription O +( O +tamoxifen O +) O +through O +its O +high O +affinity O +receptor O +, O +the O +estrogen O +receptor O +alpha O +( O +ER O +alpha O +) O +, O +are O +the O +primary O +lines O +of O +therapy O +for O +breast O +cancer O +patients B +. O + +In O +most O +cases O +, O +the O +efficacy O +of O +the O +above O +treatments O +has O +correlated O +with O +the O +presence O +of O +ER O +alpha O +in O +the O +tumor O +tissues O +. O + +Currently O +, O +only O +those O +patients B +who O +express O +ER O +alpha O +in O +their O +tumors O +are O +chosen O +for O +aromatase O +inhibitor O +or O +tamoxifen O +therapies O +. O + +In O +addition O +to O +being O +a O +therapeutic O +target O +, O +ER O +alpha O +was O +also O +shown O +to O +be O +the O +most O +important O +factor O +to O +predict O +breast O +cancer O +prognosis O +. O + +The O +patients B +who O +express O +ER O +alpha O +in O +their O +tumors O +have O +an O +overall O +longer O +cancer O +- O +free O +survival O +and O +lower O +recurrence O +rates O +than O +patients B +who O +do O +not O +express O +this O +receptor O +[ O +3 O +] O +. O + +To O +predict O +prognosis O +and O +identify O +patients B +for O +the O +above O +two O +anti O +- O +estrogen O +therapies O +, O +every O +breast O +cancer O +tissue O +is O +currently O +screened O +for O +the O +presence O +of O +ER O +alpha O +before O +a O +treatment O +regimen O +is O +selected O +for O +any O +breast O +cancer O +patient B +. O + +The O +presence O +of O +ER O +alpha O +in O +breast O +tumors O +was O +originally O +determined O +in O +clinical O +labs O +by O +estrogen O +binding O +assay O +for O +about O +20 O +years O +. O + +However O +, O +when O +the O +tumors O +were O +detected O +at O +comparatively O +smaller O +sizes O +and O +highly O +specific O +monoclonal O +antibodies O +were O +developed O +that O +could O +detect O +ER O +alpha O +both O +in O +the O +fresh O +frozen O +as O +well O +as O +formalin O +fixed O +paraffin O +- O +embedded O +tissues O +, O +the O +clinical O +labs O +switched O +to O +immunohistochemistry O +( O +IHC O +) O +from O +estrogen O +binding O +assay O +for O +determining O +the O +presence O +of O +ER O +alpha O +. O + +Currently O +ER O +alpha O +is O +determined O +in O +the O +clinical O +laboratories O +from O +rough O +estimates O +yielded O +by O +microscopically O +scoring O +the O +slides O +subjected O +to O +IHC O +technique O +using O +antibodies O +against O +the O +N O +- O +terminal O +A O +/ O +B O +region O +of O +ER O +alpha O +. O + +Although O +this O +procedure O +is O +used O +for O +over O +ten O +years O +, O +it O +has O +several O +limitations O +including O +not O +quantitative O +, O +highly O +subjective O +, O +variations O +due O +to O +antibody O +preparations O +, O +variations O +from O +one O +clinical O +lab O +to O +other O +and O +comparatively O +large O +sample O +size O +requirement O +. O + +In O +recent O +times O +, O +due O +to O +increased O +awareness O +and O +substantially O +improved O +screening O +methods O +, O +breast O +cancers O +are O +detected O +at O +very O +early O +stages O +and O +excised O +, O +in O +a O +large O +majority O +of O +cases O +, O +by O +stereotactic O +and O +ultrasound O +guided O +techniques O +. O + +In O +these O +cases O +the O +limited O +amount O +of O +tumor O +tissue O +that O +remains O +after O +histological O +testing O +restricts O +determining O +ER O +alpha O +status O +for O +prognostic O +and O +therapeutic O +purposes O +by O +IHC O +. O + +In O +many O +cases O +, O +ER O +alpha O +status O +is O +not O +determined O +due O +to O +insufficient O +amount O +of O +tumor O +tissue O +. O + +For O +these O +reasons O +there O +is O +an O +urgent O +need O +to O +switch O +to O +a O +procedure O +that O +can O +detect O +ER O +alpha O +in O +a O +very O +small O +amount O +of O +tumor O +tissue O +obtained O +by O +the O +above O +methods O +. O + +There O +is O +a O +general O +consensus O +that O +ER O +alpha O +mRNA O +quantification O +is O +a O +more O +suited O +technique O +for O +detecting O +its O +presence O +in O +tumor O +tissues O +. O + +Several O +PCR O +based O +approaches O +have O +been O +described O +for O +detecting O +the O +presence O +of O +ER O +alpha O +in O +breast O +cancer O +tissues O +[ O +4 O +, O +5 O +] O +. O + +We O +recently O +developed O +a O +highly O +sensitive O +real O +- O +time O +PCR O +based O +quantitative O +molecular O +assay O +that O +can O +detect O +and O +quantify O +as O +low O +as O +50 O +- O +100 O +copies O +of O +ER O +alpha O +mRNA O +from O +as O +small O +as O +40 O +picograms O +of O +total O +RNA O +from O +breast O +cancer O +tissues O +. O + +Because O +quantitative O +real O +- O +time O +PCR O +is O +a O +high O +through O +- O +put O +method O +, O +it O +could O +be O +automated O +to O +apply O +in O +clinical O +laboratories O +. O + +However O +, O +it O +is O +not O +known O +how O +the O +ER O +alpha O +mRNA O +copy O +numbers O +correlate O +to O +ER O +alpha O +positivity O +and O +negativity O +by O +IHC O +assay O +. O + +Establishing O +a O +cut O +off O +value O +in O +IHC O +negative O +tissues O +is O +required O +for O +the O +application O +of O +molecular O +assay O +in O +the O +place O +of O +IHC O +assay O +. O + +To O +determine O +the O +cut O +off O +value O +, O +we O +have O +profiled O +ER O +alpha O +mRNA O +copy O +numbers O +in O +breast O +cancer O +tissues O +which O +have O +been O +graded O +as O +ER O +alpha O +positive O +and O +negative O +by O +IHC O +and O +estrogen O +binding O +assays O +. O + +We O +demonstrate O +here O +that O +ER O +alpha O +mRNA O +copy O +numbers O +are O +not O +significantly O +different O +in O +tissues O +that O +were O +graded O +as O +positive O +by O +IHC O +and O +ligand O +binding O +assays O +. O + +However O +, O +ER O +alpha O +positive O +tissues O +, O +either O +by O +IHC O +or O +estrogen O +binding O +assays O +, O +express O +significantly O +higher O +mRNA O +copy O +numbers O +than O +the O +negative O +tissues O +. O + +We O +have O +determined O +the O +cut O +off O +values O +of O +ER O +alpha O +mRNA O +copy O +numbers O +by O +molecular O +assay O +that O +correlate O +to O +ER O +alpha O +negativity O +by O +both O +IHC O +and O +ligand O +binding O +assays O +using O +CART O +program O +( O +Classification O +And O +Regression O +Tree O +) O +. O + +We O +expect O +that O +the O +cut O +off O +values O +determined O +here O +will O +be O +highly O +significant O +for O +applying O +molecular O +assay O +in O +the O +place O +of O +IHC O +in O +clinical O +laboratories O +for O +determining O +the O +ER O +alpha O +status O +for O +prognostic O +and O +therapeutic O +purposes O +. O + +Methods O + +All O +the O +primers O +used O +in O +the O +current O +study O +were O +synthesized O +by O +Gibco O +- O +BRL O +Life O +Technologies O +. O + +TaqMan O +Universal O +PCR O +Master O +Mix O +( O +Cat O +# O +4304437 O +) O +was O +from O +Applied O +Biosystems O +. O + +5 O +' O +FAM O +and O +3 O +' O +TAMARA O +labeled O +oligonucleotide O +probes O +were O +synthesized O +by O +Applied O +Biosystems O +and O +available O +from O +previous O +studies O +. O + +PCR O +quality O +water O +and O +Tris O +- O +EDTA O +buffer O +were O +from O +BioWhittaker O +. O + +Breast O +tumor O +samples O + +Breast O +cancer O +tissues O +with O +known O +ER O +alpha O +status O +by O +IHC O +and O +ligand O +binding O +assay O +were O +available O +from O +previous O +studies O +[ O +6 O +- O +9 O +] O +. O + +Briefly O +, O +the O +tumor O +samples O +were O +collected O +from O +either O +biopsy O +or O +mastectomies O +immediately O +after O +surgery O +and O +stored O +at O +- O +80 O +degrees O +C O +until O +use O +. O + +Fresh O +tumor O +tissue O +samples O +for O +ER O +alpha O +quantification O +were O +routinely O +harvested O +immediately O +adjacent O +to O +the O +histologic O +/ O +diagnostic O +sections O +and O +considered O +to O +be O +representative O +of O +the O +tissue O +used O +for O +diagnosis O +. O + +All O +the O +samples O +were O +examined O +by O +a O +pathologist O +and O +tissues O +containing O +> O +80 O +% O +cancer O +cells O +were O +excised O +and O +used O +for O +ER O +alpha O +mRNA O +quantification O +. O + +The O +ER O +alpha O +- O +status O +for O +the O +samples O +used O +in O +this O +study O +was O +determined O +either O +by O +IHC O +using O +monoclonal O +antibodies O +against O +NH2 O +- O +terminal O +portion O +of O +the O +molecule O +at O +Oncotech O +Laboratories O +, O +Irwine O +, O +CA O +, O +or O +by O +ligand O +binding O +assay O +as O +described O +[ O +10 O +] O +. O + +The O +tumor O +tissues O +were O +considered O +positive O +for O +ER O +alpha O +by O +IHC O +if O +> O +5 O +% O +of O +cancer O +cells O +showed O +positive O +nuclear O +staining O +. O + +The O +tumor O +tissues O +that O +were O +diagnosed O +as O +ER O +alpha O +positive O +by O +estrogen O +binding O +assay O +had O +> O +3 O +fmol O +of O +ER O +/ O +mg O +of O +total O +tissue O +extract O +. O + +A O +total O +of O +70 O +samples O +positive O +by O +IHC O +, O +33 O +positive O +by O +estrogen O +binding O +assay O +, O +43 O +negative O +by O +IHC O +and O +20 O +negative O +by O +estrogen O +binding O +assay O +were O +included O +in O +the O +current O +study O +( O +Tables O +1 O +, O +2 O +, O +3 O +and O +4 O +respectively O +) O +. O + +The O +tumor O +tissues O +were O +processed O +to O +isolate O +total O +RNA O +and O +cDNAs O +prepared O +as O +previously O +described O +[ O +6 O +- O +9 O +] O +. O + +Howard O +University O +Institutional O +Review O +Board O +granted O +the O +ethical O +approval O +of O +Tumor O +collection O +procedures O +for O +the O +study O +. O + +Absolute O +quantification O +of O +ER O +alpha O +mRNA O +copy O +numbers O +by O +quantitative O +real O +- O +time O +PCR O + +Absolute O +quantification O +of O +ER O +alpha O +transcript O +copy O +numbers O +was O +achieved O +by O +quantitative O +real O +- O +time O +PCR O +in O +ABI O +Prism O +GeneAmp O +7900 O +HT O +Sequence O +Detection O +System O +as O +described O +previously O +( O +9 O +) O +. O + +Briefly O +, O +a O +typical O +real O +- O +time O +PCR O +reaction O +mixture O +contained O +cDNA O +prepared O +from O +reverse O +transcription O +of O +0 O +. O +5 O +- O +5 O +nanograms O +of O +tumor O +tissue O +total O +RNA O +, O +0 O +. O +04 O +micromolar O +each O +of O +sense O +and O +anti O +- O +sense O +primers O +, O +0 O +. O +05 O +micromolar O +5 O +' O +FAM O +and O +3 O +' O +TAMARA O +labeled O +oligonucleotide O +probe O +and O +1 O +x O +Taqman O +Universal O +PCR O +Mix O +in O +a O +total O +volume O +of O +25 O +mu O +l O +. O + +PCR O +conditions O +were O +initial O +hold O +at O +50 O +degrees O +C O +for O +two O +minutes O +, O +followed O +by O +denaturation O +for O +ten O +minutes O +at O +95 O +degrees O +C O +, O +and O +denaturation O +for O +15 O +seconds O +at O +95 O +degrees O +C O +in O +the O +subsequent O +cycles O +and O +annealing O +and O +extension O +for O +1 O +min O +at O +60 O +degrees O +C O +for O +40 O +cycles O +. O + +The O +ER O +alpha O +mRNA O +copy O +numbers O +in O +tumor O +tissues O +were O +determined O +in O +comparison O +with O +a O +standard O +graph O +constructed O +simultaneously O +using O +102 O +, O +103 O +, O +104 O +, O +105 O +, O +106 O +, O +107 O +, O +108 O +, O +and O +109 O +copies O +of O +reverse O +transcribed O +cRNA O +of O +ER O +alpha O +. O + +All O +the O +samples O +were O +amplified O +in O +triplicate O +and O +real O +- O +time O +PCRs O +were O +repeated O +four O +times O +. O + +The O +ER O +alpha O +mRNA O +copy O +numbers O +in O +tumor O +tissues O +were O +normalized O +to O +mRNA O +copy O +numbers O +of O +the O +house O +keeping O +gene O +, O +glyceraldehyde O +3 O +- O +phosphate O +dehydrogenase O +( O +GAPDH O +) O +. O + +GAPDH O +copy O +numbers O +were O +determined O +as O +previously O +described O +[ O +11 O +, O +12 O +] O +. O + +The O +sense O +, O +and O +anti O +- O +sense O +primers O +and O +probe O +for O +quantifying O +the O +mRNA O +copy O +numbers O +of O +ER O +alpha O +were O +5 O +' O +caagcccgctcatgatcaa O +3 O +' O +( O +position O +, O +exon O +4 O +, O +bp O +1110 O +- O +1128 O +) O +, O +5 O +' O +ctgatcatggagggtcaaat O +' O +( O +position O +, O +exon O +5 O +, O +bp O +1358 O +- O +1338 O +) O +and O +FAM O +5 O +' O +agaacagcctggccttgtcc O +' O +TAMARA O +( O +position O +, O +exon O +4 O +, O +bp O +1140 O +- O +1162 O +) O +respectively O +. O + +The O +sense O +and O +anti O +- O +sense O +primers O +and O +probe O +for O +quantifying O +GAPDH O +mRNA O +copy O +numbers O +were O +5 O +' O +ttccagg O +agcgag O +atccct3 O +' O +( O +position O +, O +bp O +304 O +- O +322 O +) O +, O +5 O +' O +ggctgttgtcatacttctca O +' O +( O +position O +, O +bp O +483 O +- O +505 O +) O +and O +FAM O +5 O +' O +tgctggcgctgagtacgtcg O +' O +TAMARA O +( O +position O +, O +bp O +342 O +- O +363 O +) O +respectively O +. O + +Primer O +positions O +of O +ER O +alpha O +and O +GAPDH O +nucleotide O +sequences O +were O +as O +described O +[ O +13 O +, O +14 O +] O +. O + +Statistical O +analysis O + +Wilcoxon O +- O +rank O +- O +sum O +test O +and O +standard O +two O +- O +sample O +t O +- O +test O +were O +used O +to O +determine O +whether O +the O +mRNA O +copy O +numbers O +were O +significantly O +different O +in O +breast O +cancer O +tissues O +that O +were O +1 O +) O +ER O +alpha O +- O +positive O +and O +ER O +alpha O +- O +negative O +by O +IHC O +, O +2 O +) O +ER O +alpha O +- O +positive O +and O +ER O +alpha O +- O +negative O +by O +estrogen O +binding O +assays O +, O +3 O +) O +ER O +alpha O +positive O +by O +IHC O +and O +estrogen O +binding O +assays O +, O +and O +4 O +) O +ER O +alpha O +- O +negative O +by O +IHC O +and O +estrogen O +binding O +assays O +. O + +Test O +results O +were O +considered O +significant O +if O +P O +< O += O +0 O +. O + +05 O +. O + +To O +determine O +the O +cut O +- O +off O +value O +/ O +maximum O +level O +of O +mRNA O +copy O +numbers O +in O +the O +samples O +which O +were O +negative O +by O +IHC O +and O +estrogen O +binding O +assays O +, O +we O +used O +CART O +( O +Classification O +Regression O +Tree O +) O +[ O +15 O +, O +16 O +] O +program O +. O + +The O +data O +consisting O +of O +103 O +ER O +alpha O +positive O +and O +63 O +ER O +alpha O +negative O +samples O +which O +had O +a O +predictive O +variable O +, O +mRNA O +copy O +numbers O +, O +were O +partitioned O +into O +two O +groups O +using O +CART O +program O +. O + +This O +program O +determines O +the O +best O +cut O +- O +off O +value O +copy O +numbers O +in O +the O +sense O +that O +the O +OR O +( O +Odds O +Ratio O +, O +ER O +alpha O +positive O +to O +ER O +alpha O +negative O +in O +our O +case O +) O +of O +the O +two O +groups O +( O +with O +copy O +number O +greater O +than O +the O +cut O +- O +off O +value O +in O +one O +group O +and O +less O +or O +equal O +to O +the O +cut O +- O +off O +value O +in O +the O +other O +) O +is O +maximized O +. O + +Receiver O +Operating O +Characteristic O +( O +ROC O +) O +analysis O +was O +performed O +to O +determine O +the O +sensitivity O +and O +specificity O +of O +the O +RNA O +based O +molecular O +assay O +. O + +The O +ROC O +curves O +were O +generated O +by O +connecting O +all O +the O +points O +determined O +by O +the O +copy O +numbers O +in O +all O +the O +samples O +in O +an O +increasing O +order O +. O + +Since O +data O +on O +IHC O +grading O +as O +percent O +positive O +cells O +were O +available O +on O +some O +of O +the O +samples O +, O +the O +correlation O +between O +the O +IHC O +grading O +and O +the O +mRNA O +copy O +number O +was O +determined O +both O +in O +the O +original O +scale O +and O +in O +logarithmic O +transformations O +scale O +using O +S O +- O +PLUS O +software O +. O + +Results O + +We O +have O +undertaken O +the O +current O +study O +to O +determine O +ER O +alpha O +mRNA O +copy O +numbers O +in O +breast O +cancer O +tissues O +that O +were O +positive O +and O +negative O +by O +two O +conventional O +methods O +of O +assaying O +ER O +alpha O +protein O +, O +IHC O +and O +estrogen O +binding O +. O + +The O +rational O +for O +undertaking O +this O +study O +is O +that O +once O +we O +establish O +a O +threshold O +value O +in O +IHC O +negative O +tissues O +, O +then O +the O +molecular O +assay O +could O +be O +applied O +in O +clinical O +laboratories O +in O +the O +place O +of O +currently O +used O +IHC O +assay O +for O +determining O +the O +status O +of O +ER O +alpha O +for O +prognostic O +and O +therapeutic O +purposes O +. O + +Our O +rational O +for O +establishing O +a O +cut O +off O +value O +is O +that O +any O +patient B +who O +expresses O +above O +the O +cut O +off O +level O +could O +be O +selected O +as O +a O +candidate O +for O +anti O +- O +estrogen O +therapies O +and O +could O +be O +considered O +to O +have O +good O +prognosis O +. O + +We O +first O +profiled O +ER O +alpha O +mRNA O +copy O +numbers O +in O +70 O +samples O +positive O +by O +IHC O +, O +43 O +negative O +by O +IHC O +, O +33 O +positive O +by O +estrogen O +binding O +assay O +and O +20 O +negative O +by O +estrogen O +binding O +assay O +. O + +The O +data O +are O +presented O +in O +Tables O +1 O +, O +3 O +, O +2 O +and O +4 O +respectively O +. O + +A O +box O +plot O +drawn O +for O +the O +copy O +numbers O +( O +logarithm O +base O +2 O +scale O +) O +in O +the O +four O +groups O +( O +positive O +and O +negative O +by O +IHC O +and O +by O +estrogen O +binding O +assay O +) O +using O +S O +- O +PLUS O +software O +is O +shown O +in O +Figure O +1 O +. O + +We O +next O +compared O +the O +quantitative O +data O +on O +mRNA O +copy O +numbers O +among O +samples O +as O +described O +below O +. O + +1 O +) O +We O +tested O +whether O +the O +two O +conventional O +assays O +, O +the O +IHC O +and O +estrogen O +binding O +assays O +, O +correlate O +in O +terms O +of O +mRNA O +copy O +numbers O +in O +70 O +and O +33 O +positive O +tissues O +( O +Tables O +1 O +and O +2 O +respectively O +) O +using O +Wilcoxon O +- O +rank O +- O +sum O +test O +and O +standard O +two O +- O +sample O +t O +- O +tests O +. O + +By O +these O +two O +tests O +, O +we O +did O +not O +find O +significant O +differences O +in O +the O +ER O +alpha O +mRNA O +copy O +numbers O +in O +samples O +that O +were O +ER O +alpha O +positive O +by O +IHC O +and O +estrogen O +binding O +assays O +( O +p O +> O +0 O +. O +28 O +by O +both O +tests O +) O +. O + +2 O +) O +We O +also O +compared O +the O +mRNA O +copy O +numbers O +in O +43 O +samples O +negative O +by O +IHC O +with O +20 O +samples O +negative O +by O +estrogen O +binding O +assay O +and O +did O +not O +find O +significant O +differences O +( O +Tables O +3 O +and O +4 O +respectively O +) O +( O +p O +> O +0 O +. O +25 O +by O +the O +above O +two O +tests O +) O +. O + +However O +, O +3 O +) O +we O +found O +significant O +differences O +in O +mRNA O +copy O +numbers O +in O +the O +breast O +tumors O +that O +were O +IHC O +positive O +from O +those O +which O +were O +IHC O +negative O +( O +Tables O +1 O +and O +3 O +respectively O +) O +( O +p O += O +1 O +. O +3e O +- O +6 O +by O +standard O +two O +- O +sample O +t O +- O +test O +and O +p O += O +2 O +. O +7e O +- O +18 O +by O +Wilcoxon O +- O +rank O +- O +sum O +test O +) O +. O + +And O +4 O +) O +we O +also O +found O +significant O +differences O +in O +the O +samples O +that O +were O +positive O +and O +negative O +by O +estrogen O +binding O +assay O +( O +Tables O +2 O +and O +4 O +respectively O +) O +( O +p O += O +7 O +. O +6e O +- O +3 O +by O +standard O +two O +- O +sample O +t O +- O +test O +and O +p O += O +3 O +. O +6e O +- O +7 O +by O +Wilcoxon O +- O +rank O +- O +sum O +test O +) O +. O + +After O +establishing O +that O +ER O +alpha O +- O +positive O +tissues O +express O +significantly O +higher O +levels O +of O +mRNA O +copy O +numbers O +compared O +to O +negative O +tumor O +samples O +, O +we O +next O +determined O +the O +maximum O +level O +of O +expression O +in O +ER O +alpha O +- O +negative O +samples O +using O +CART O +program O +. O + +By O +using O +this O +program O +, O +we O +found O +the O +maximum O +level O +of O +expression O +of O +mRNA O +copy O +numbers O +/ O +cut O +- O +off O +value O +to O +be O +5 O +x O +106 O +per O +1010copies O +of O +GAPDH O +mRNA O +. O + +Of O +the O +total O +106 O +positive O +( O +70 O +by O +IHC O +and O +33 O +by O +estrogen O +binding O +assay O +) O +samples O +in O +our O +study O +, O +83 O +samples O +showed O +higher O +level O +of O +expression O +than O +5 O +x O +106 O +copies O +per O +1010 O +copies O +of O +GAPDH O +. O + +It O +is O +possible O +that O +the O +samples O +that O +showed O +less O +than O +the O +above O +cut O +off O +value O +copy O +numbers O +could O +be O +due O +to O +false O +positivity O +by O +the O +above O +methods O +. O + +In O +a O +total O +of O +63 O +negative O +samples O +( O +43 O +by O +IHC O +and O +20 O +by O +estrogen O +binding O +assay O +) O +only O +6 O +samples O +showed O +higher O +expression O +than O +5 O +x O +106 O +copies O +per O +1010GAPDH O +copies O +. O + +It O +is O +also O +possible O +that O +the O +samples O +that O +showed O +higher O +than O +the O +cut O +off O +copy O +numbers O +could O +be O +false O +negative O +. O + +The O +OR O +( O +Odds O +Ratio O +) O +in O +the O +two O +groups O +is O +about O +39 O +. O +4 O +, O +an O +extremely O +high O +OR O +value O +. O + +The O +counts O +of O +the O +ER O +alpha O +- O +positive O +( O +80 O +, O +23 O +) O +and O +ER O +alpha O +- O +negative O +( O +6 O +, O +66 O +) O +in O +the O +two O +groups O +produce O +a O +chi O +- O +square O +value O +of O +88 O +. O +2544 O +with O +1 O +degree O +of O +freedom O +, O +which O +is O +consistent O +with O +our O +T O +- O +test O +and O +Wilcoxon O +- O +rank O +- O +sum O +test O +results O +. O + +We O +applied O +the O +above O +cut O +off O +value O +and O +determined O +the O +Sensitivity O +( O +percentage O +of O +samples O +that O +showed O +higher O +copy O +numbers O +than O +the O +cut O +off O +value O +of O +5 O +x O +106 O +copies O +per O +1010 O +GAPDH O +copies O +in O +IHC O +positive O +tissues O +) O +and O +Specificity O +( O +percentage O +of O +samples O +that O +showed O +less O +than O +5 O +x O +106 O +copies O +per O +1010 O +GAPDH O +copies O +in O +IHC O +negative O +tissues O +) O +and O +the O +values O +obtained O +were O +0 O +. O +81 O +and O +0 O +. O +90 O +respectively O +. O + +We O +also O +determined O +Receiver O +Operating O +Characteristics O +using O +S O +- O +PLUS O +software O +and O +the O +ROC O +curve O +generated O +is O +shown O +in O +Figure O +2 O +. O + +The O +area O +under O +the O +ROC O +curve O +, O +0 O +. O +89675 O +, O +shows O +that O +the O +molecular O +assay O +clearly O +distinguishes O +the O +positives O +by O +IHC O +or O +estrogen O +binding O +from O +the O +negative O +tissues O +. O + +Since O +we O +have O +the O +grading O +score O +as O +percent O +positive O +cells O +for O +about O +50 O +samples O +( O +Table O +1 O +) O +, O +we O +tested O +if O +a O +correlation O +exits O +between O +the O +percent O +positive O +cells O +by O +IHC O +and O +the O +mRNA O +copy O +numbers O +using O +S O +- O +PLUS O +software O +. O + +We O +obtained O +a O +correlation O +coefficient O +of O +0 O +. O +02 O +. O + +When O +we O +used O +the O +logarithmic O +transformations O +scale O +, O +we O +obtained O +a O +correlation O +coefficient O +of O +0 O +. O +037 O +. O + +These O +results O +indicated O +that O +there O +is O +no O +correlation O +between O +the O +percent O +positive O +cells O +and O +the O +level O +of O +ER O +alpha O +mRNA O +copy O +numbers O +. O + +These O +observations O +could O +be O +due O +to O +qualitative O +nature O +of O +IHC O +assay O +. O + +The O +IHC O +data O +only O +show O +the O +number O +of O +positive O +cells O +but O +not O +quantitative O +to O +determine O +the O +level O +of O +ER O +alpha O +expression O +. O + +The O +molecular O +assay O +based O +on O +RNA O +is O +quantitative O +to O +determine O +the O +level O +of O +ER O +alpha O +expression O +. O + +Discussion O +and O +conclusion O + +Previously O +ER O +alpha O +mRNA O +levels O +in O +immunohistochemicall O +positive O +and O +negative O +tissues O +were O +evaluated O +in O +breast O +cancer O +tissues O +by O +several O +groups O +using O +conventional O +RT O +PCR O +. O + +Cullen O +et O +al O +[ O +17 O +] O +determined O +mRNA O +levels O +by O +conventional O +PCR O +in O +107 O +breast O +cancer O +tissues O +. O + +They O +reported O +that O +ER O +alpha O +mRNA O +was O +more O +frequently O +detected O +in O +ER O +alpha O +protein O +positive O +tissues O +than O +ER O +alpha O +protein O +negative O +tissues O +. O + +Jarzabek O +et O +al O +[ O +18 O +] O +studied O +ER O +alpha O +mRNA O +levels O +and O +protein O +levels O +in O +41 O +primary O +breast O +cancer O +tissues O +. O + +They O +reported O +the O +presence O +of O +ER O +alpha O +mRNA O +in O +all O +the O +tissues O +, O +where O +as O +the O +protein O +was O +present O +only O +in O +70 O +% O +of O +tumor O +tissues O +by O +Western O +blotting O +and O +67 O +% O +showed O +positive O +by O +immunohistochemistry O +. O + +They O +concluded O +that O +lack O +of O +ER O +alpha O +protein O +is O +not O +due O +to O +lack O +of O +ER O +alpha O +gene O +expression O +or O +methylation O +of O +its O +promoter O +, O +but O +may O +be O +due O +to O +post O +- O +transcriptional O +or O +post O +- O +translational O +mechanisms O +. O + +Alkarain O +et O +al O +[ O +19 O +] O +reported O +the O +presence O +of O +ER O +alpha O +mRNA O +in O +immunohistochemicall O +ER O +alpha O +- O +negative O +tissues O +. O + +However O +, O +none O +of O +the O +above O +studies O +has O +evaluated O +the O +threshold O +levels O +of O +ER O +alpha O +mRNA O +levels O +in O +immunohistochemicall O +negative O +tissues O +or O +those O +negative O +by O +ligand O +binding O +assays O +. O + +Our O +quantitative O +analysis O +of O +ER O +alpha O +mRNA O +copy O +numbers O +demonstrate O +that O +breast O +cancer O +tissues O +that O +are O +negative O +by O +both O +IHC O +and O +ligand O +binding O +express O +significant O +levels O +of O +ER O +alpha O +mRNA O +. O + +The O +reasons O +why O +the O +mRNA O +is O +not O +translated O +to O +detectable O +protein O +are O +not O +clear O +. O + +Our O +previous O +studies O +on O +ER O +beta O +mRNA O +copy O +numbers O +[ O +9 O +] O +in O +breast O +cancer O +tissues O +have O +shown O +that O +at O +the O +5 O +x O +106 O +copies O +per O +1010 O +mRNA O +copies O +of O +GAPDH O +levels O +ER O +beta O +protein O +is O +translated O +. O + +It O +is O +possible O +that O +either O +ER O +alpha O +mRNA O +is O +not O +translated O +or O +the O +translated O +protein O +is O +degraded O +to O +undetectable O +levels O +in O +these O +tissues O +. O + +The O +results O +and O +the O +analysis O +presented O +above O +clearly O +demonstrate O +that O +the O +ER O +alpha O +positive O +tissues O +by O +IHC O +or O +estrogen O +binding O +assay O +express O +significantly O +higher O +mRNA O +copy O +numbers O +than O +5 O +x O +106 O +copies O +per O +1010 O +GAPDH O +copies O +. O + +An O +extremely O +high O +Odds O +Ratio O +, O +high O +sensitivity O +and O +specificity O +demonstrate O +that O +the O +molecular O +assay O +could O +be O +used O +in O +the O +place O +of O +currently O +used O +IHC O +in O +the O +clinical O +laboratories O +. O + +Based O +on O +our O +data O +above O +any O +patient B +who O +has O +more O +than O +5 O +x O +106 O +copies O +per O +1010 O +GAPDH O +copies O +in O +her O +tumor O +tissue O +could O +be O +considered O +positive O +for O +ER O +alpha O +, O +could O +be O +selected O +for O +anti O +- O +estrogen O +therapies O +and O +considered O +to O +have O +good O +prognosis O +. O + +However O +, O +the O +above O +described O +approach O +has O +some O +limitations O +in O +that O +it O +needs O +to O +be O +verified O +on O +a O +defined O +set O +of O +biopsy O +samples O +and O +with O +reference O +to O +another O +house O +keeping O +gene O +. O + +Therefore O +, O +the O +results O +should O +be O +interpreted O +with O +caution O +and O +undoubtedly O +will O +require O +confirmation O +by O +a O +larger O +prospective O +multi O +- O +centered O +clinical O +study O +with O +a O +more O +accurate O +design O +to O +bring O +the O +technology O +to O +the O +clinic O +. O + +The O +current O +study O +is O +a O +first O +step O +in O +that O +direction O +. O + +We O +expect O +that O +the O +cost O +effective O +, O +extremely O +sensitive O +, O +high O +though O +- O +put O +molecular O +assay O +which O +requires O +only O +a O +few O +cancer O +cells O +could O +be O +an O +assay O +of O +choice O +to O +replace O +IHC O +in O +clinical O +labs O +for O +determining O +ER O +alpha O +status O +in O +breast O +cancer O +tissues O +once O +established O +in O +a O +multi O +- O +centered O +prospective O +clinical O +study O +. O + +Abbreviations O + +FAM O +, O +carboxy O +- O +fluorescein O +; O +TAMARA O +, O +6 O +- O +carboxy O +tetraethyl O +- O +rhodamine O +; O +GAPDH O +, O +Glyceraldehyde O +- O +3 O +phosphate O +dehydrogenase O +; O +ER O +alpha O +, O +estrogen O +receptor O +alpha O +; O +IHC O +, O +Immunohistochemistry O +; O +CART O +, O +Classification O +And O +Regression O +Tree O +; O +and O +OR O +, O +Odds O +Ratio O +and O +ROC O +, O +Receiver O +Operating O +Characteristics O +. O + +Competing O +interests O + +The O +author O +( O +s O +) O +declare O +that O +they O +have O +no O +competing O +interests O +. O + +Authors O +' O +contributions O + +I O +. O + +P O +conceived O +the O +study O +, O +participated O +in O +the O +design O +of O +the O +study O +, O +performed O +the O +real O +- O +time O +PCR O +quantifications O +of O +ERalph O +mRNA O +copy O +numbers O +and O +drafted O +the O +manuscript O +. O + +Q O +. O +Y O +participated O +in O +performing O +the O +statistical O +analysis O +of O +the O +data O +. O + +Both O +authors O +read O +and O +approved O +the O +final O +manuscript O +. O + +Pre O +- O +publication O +history O + +The O +pre O +- O +publication O +history O +for O +this O +paper O +can O +be O +accessed O +here O +: O + +Molecular O +Basis O +for O +a O +Lack O +of O +Correlation O +between O +Viral O +Fitness O +and O +Cell O +Killing O +Capacity O + +Abstract O + +The O +relationship O +between O +parasite O +fitness O +and O +virulence O +has O +been O +the O +object O +of O +experimental O +and O +theoretical O +studies O +often O +with O +conflicting O +conclusions O +. O + +Here O +, O +we O +provide O +direct O +experimental O +evidence O +that O +viral O +fitness O +and O +virulence O +, O +both O +measured O +in O +the O +same O +biological O +environment O +provided O +by O +host O +cells O +in O +culture O +, O +can O +be O +two O +unrelated O +traits O +. O + +A O +biological O +clone O +of O +foot B +- I +and I +- I +mouth I +disease I +virus I +acquired O +high O +fitness O +and O +virulence O +( O +cell O +killing O +capacity O +) O +upon O +large O +population O +passages O +in O +cell O +culture O +. O + +However O +, O +subsequent O +plaque O +- O +to O +- O +plaque O +transfers O +resulted O +in O +profound O +fitness O +loss O +, O +but O +only O +a O +minimal O +decrease O +of O +virulence O +. O + +While O +fitness O +- O +decreasing O +mutations O +have O +been O +mapped O +throughout O +the O +genome O +, O +virulence O +determinants O +- O +- O +studied O +here O +with O +mutant O +and O +chimeric O +viruses O +- O +- O +were O +multigenic O +, O +but O +concentrated O +on O +some O +genomic O +regions O +. O + +Therefore O +, O +we O +propose O +a O +model O +in O +which O +viral O +virulence O +is O +more O +robust O +to O +mutation O +than O +viral O +fitness O +. O + +As O +a O +consequence O +, O +depending O +on O +the O +passage O +regime O +, O +viral O +fitness O +and O +virulence O +can O +follow O +different O +evolutionary O +trajectories O +. O + +This O +lack O +of O +correlation O +is O +relevant O +to O +current O +models O +of O +attenuation O +and O +virulence O +in O +that O +virus O +de O +- O +adaptation O +need O +not O +entail O +a O +decrease O +of O +virulence O +. O + +Virulence O +expresses O +the O +harm O +that O +parasites O +inflict O +upon O +their O +hosts O +. O + +Many O +studies O +have O +addressed O +the O +basis O +of O +virulence O +and O +its O +effect O +on O +host O +and O +parasite O +survival O +. O + +It O +has O +generally O +been O +accepted O +that O +one O +of O +the O +components O +of O +parasite O +virulence O +is O +fitness O +, O +or O +the O +capacity O +of O +the O +parasite O +to O +multiply O +in O +its O +host O +. O + +Some O +models O +have O +equated O +virulence O +with O +fitness O +. O + +In O +the O +present O +study O +, O +we O +use O +foot B +- I +and I +- I +mouth I +disease I +virus I +( O +FMDV B +) O +to O +document O +that O +virulence O +and O +fitness O +- O +- O +measured O +in O +the O +same O +biological O +environment O +provided O +by O +cells O +in O +culture O +- O +- O +can O +be O +unrelated O +traits O +. O + +This O +has O +been O +achieved O +by O +multiplying O +the O +virus O +in O +a O +manner O +that O +mutations O +accumulated O +in O +its O +genome O +. O + +Mutations O +decreased O +fitness O +dramatically O +, O +but O +not O +virulence O +. O + +Chimeric O +and O +mutant O +viruses O +were O +constructed O +to O +show O +that O +virulence O +is O +influenced O +by O +only O +some O +of O +the O +FMDV B +genes O +, O +while O +fitness O +is O +influenced O +by O +the O +entire O +genome O +. O + +For O +this O +reason O +, O +virulence O +is O +more O +robust O +( O +" O +resistant O +" O +) O +than O +fitness O +to O +the O +effects O +of O +deleterious O +mutations O +. O + +The O +fact O +that O +virulence O +can O +be O +unrelated O +to O +fitness O +has O +implications O +for O +the O +design O +of O +anti O +- O +viral O +vaccines O +because O +it O +suggests O +that O +it O +may O +be O +possible O +to O +design O +high O +fitness O +, O +low O +virulence O +strains O +to O +stimulate O +the O +host O +immune O +response O +. O + +Furthermore O +, O +in O +modelling O +studies O +it O +cannot O +be O +assumed O +that O +virulence O +is O +equal O +to O +fitness O +. O + +Introduction O + +The O +relationship O +between O +fitness O +and O +virulence O +is O +an O +unsettled O +question O +, O +and O +sometimes O +fitness O +is O +considered O +a O +component O +of O +the O +virulence O +phenotype O +of O +parasites O +. O + +RNA O +viruses O +are O +ideal O +systems O +to O +address O +this O +important O +question O +because O +of O +their O +high O +mutability O +and O +fecundity O +, O +which O +result O +in O +a O +potential O +for O +rapid O +evolution O +, O +and O +also O +because O +of O +the O +availability O +of O +quantitative O +fitness O +and O +virulence O +assays O +. O + +RNA O +viruses O +replicate O +as O +complex O +and O +dynamic O +mutant O +spectra O +, O +termed O +viral O +quasispecies O +. O + +Key O +to O +quasispecies O +dynamics O +are O +mutation O +rates O +in O +the O +range O +of O +10 O +- O +3 O +to O +10 O +- O +5 O +substitutions O +per O +nucleotide O +copied O +, O +and O +competition O +among O +continuously O +arising O +variant O +genomes O +[ O +1 O +- O +4 O +] O +, O +which O +prompt O +rapid O +movements O +in O +sequence O +space O +, O +with O +corresponding O +changes O +of O +position O +in O +the O +fitness O +landscape O +[ O +5 O +] O +. O + +Indeed O +, O +large O +population O +passages O +of O +RNA O +viruses O +in O +cell O +culture O +permit O +competitive O +optimization O +of O +mutant O +distributions O +that O +generally O +result O +in O +fitness O +gain O +[ O +6 O +, O +7 O +] O +, O +while O +repeated O +bottleneck O +events O +( O +experimentally O +realized O +as O +plaque O +- O +to O +- O +plaque O +transfers O +) O +lead O +to O +random O +accumulation O +of O +deleterious O +mutations O +( O +operation O +of O +Muller O +' O +s O +ratchet O +[ O +8 O +] O +) O +and O +result O +in O +average O +fitness O +decreases O +[ O +9 O +- O +13 O +] O +. O + +Fitness O +recovery O +of O +low O +fitness O +foot B +- I +and I +- I +mouth I +disease I +virus I +( O +FMDV B +) O +clones O +occurs O +mainly O +with O +introduction O +of O +mutations O +along O +the O +genome O +, O +with O +very O +few O +true O +reversions O +. O + +An O +understanding O +of O +the O +consequences O +of O +fitness O +variation O +for O +viral O +virulence O +is O +a O +key O +question O +for O +viral O +pathogenesis O +and O +evolution O +. O + +Here O +, O +we O +approach O +this O +issue O +with O +FMDV B +, O +an O +important O +viral O +pathogen O +in O +veterinary O +medicine O +[ O +14 O +] O +, O +and O +one O +that O +fully O +participates O +of O +quasispecies O +dynamics O +. O + +Our O +laboratory O +has O +characterized O +multiple O +FMDV B +variants O +that O +derive O +from O +one O +original O +biological O +clone O +, O +and O +that O +occupy O +widely O +different O +fitness O +levels O +when O +replicating O +in O +a O +defined O +environment O +in O +cell O +culture O +. O + +We O +define O +fitness O +as O +the O +replication O +capacity O +of O +a O +mutant O +FMDV B +, O +relative O +to O +a O +reference O +FMDV B +, O +in O +direct O +growth O +- O +competition O +upon O +coinfection O +of O +baby O +hamster B +kidney O +21 O +( O +BHK O +- O +21 O +) O +cells O +[ O +15 O +- O +17 O +] O +. O + +Fitness O +of O +FMDV B +in O +BHK O +- O +21 O +cells O +is O +a O +multigenic O +trait O +[ O +7 O +] O +. O + +In O +the O +present O +study O +, O +we O +define O +virulence O +of O +FMDV B +as O +the O +capacity O +of O +the O +virus O +to O +kill O +BHK O +- O +21 O +cells O +under O +a O +standard O +set O +of O +cell O +culture O +conditions O +[ O +18 O +] O +. O + +Thus O +, O +the O +FMDV B +- O +BHK O +- O +21 O +system O +offered O +a O +means O +to O +investigate O +in O +a O +direct O +and O +comparative O +fashion O +the O +relationship O +between O +fitness O +and O +virulence O +of O +a O +virus O +, O +measured O +in O +the O +same O +biological O +environment O +provided O +by O +BHK O +- O +21 O +cells O +. O + +We O +describe O +the O +behavior O +of O +an O +FMDV B +clone O +( O + +) O +, O +which O +has O +a O +history O +of O +repeated O +serial O +plaque O +- O +to O +- O +plaque O +transfers O +in O +BHK O +- O +21 O +cells O +[ O +11 O +] O +, O +that O +attained O +a O +very O +low O +fitness O +value O +relative O +to O +its O +parental O +reference O +virus O +( O +C O +- O +S8c1 O +) O +, O +and O +yet O +, O +its O +virulence O +for O +BHK O +- O +21 O +cells O +was O +significantly O +higher O +than O +that O +of O +C O +- O +S8c1 O +. O + +A O +comparative O +study O +of O +the O +capacity O +to O +kill O +BHK O +- O +21 O +cells O +of O +chimeric O +FMDVs B +constructed O +with O +cDNA O +copies O +of O +the O +two O +parental O +FMDVs B +indicates O +that O +the O +enhanced O +virulence O +for O +BHK O +- O +21 O +cells O +of O +the O +low O +fitness O +clone O +is O +a O +polygenic O +trait O +, O +with O +participation O +of O +the O +regions O +encoding O +capsid O +proteins O +and O +non O +- O +structural O +proteins O +2A O +, O +2B O +, O +and O +2C O +as O +virulence O +determinants O +. O + +Three O +specific O +amino O +acid O +replacements O +in O +2C O +have O +been O +identified O +as O +redundant O +virulence O +determinants O +of O +FMDV B +for O +BHK O +- O +21 O +cells O +. O + +Thus O +, O +while O +large O +population O +passages O +of O +the O +virus O +resulted O +in O +a O +gain O +of O +both O +fitness O +and O +virulence O +, O +subsequent O +bottleneck O +passages O +resulted O +in O +a O +decrease O +of O +fitness O +but O +not O +of O +virulence O +. O + +The O +results O +suggest O +that O +fitness O +is O +very O +vulnerable O +to O +mutation O +in O +any O +genomic O +region O +. O + +In O +contrast O +, O +because O +of O +the O +involvement O +of O +several O +( O +but O +not O +all O +) O +viral O +genes O +in O +virulence O +, O +and O +the O +redundant O +effect O +of O +three O +2C O +substitutions O +, O +virulence O +is O +a O +more O +robust O +phenotypic O +trait O +than O +fitness O +, O +and O +less O +vulnerable O +to O +accumulation O +of O +mutations O +. O + +Therefore O +, O +we O +provide O +direct O +evidence O +that O +viral O +fitness O +and O +capacity O +to O +kill O +cells O +can O +( O +in O +some O +cases O +) O +be O +unrelated O +traits O +. O + +Furthermore O +, O +the O +relationship O +between O +fitness O +and O +virulence O +, O +of O +being O +either O +linked O +or O +unrelated O +traits O +, O +depends O +on O +the O +evolutionary O +history O +of O +the O +virus O +. O + +This O +observation O +has O +implications O +for O +viral O +pathogenesis O +, O +and O +sheds O +light O +on O +models O +of O +virulence O +proposed O +on O +the O +basis O +of O +theoretical O +and O +experimental O +studies O +with O +cellular O +organisms O +. O + +Results O + +Inability O +of O +FMDV B + +to O +Establish O +a O +Persistent O +Infection O +in O +BHK O +- O +21 O +Cells O + +Several O +biological O +clones O +and O +populations O +were O +obtained O +by O +passaging O +FMDV B +biological O +clone O +C O +- O +S8c1 O +[ O +19 O +- O +22 O +] O +in O +BHK O +- O +21 O +cells O +, O +either O +as O +large O +population O +passages O +or O +plaque O +- O +to O +- O +plaque O +transfers O +( O +Figure O +1 O +) O +. O + +The O +biological O +clones O +and O +populations O +differed O +up O +to O +236 O +- O +fold O +in O +relative O +fitness O +( O +Table O +1 O +) O +. O + +The O +fitness O +differences O +found O +are O +expected O +from O +previous O +results O +on O +fitness O +gain O +upon O +large O +population O +passages O +of O +RNA O +viruses O +[ O +6 O +, O +7 O +] O +and O +fitness O +decrease O +upon O +plaque O +- O +to O +- O +plaque O +( O +bottleneck O +) O +transfers O +[ O +9 O +- O +13 O +] O +. O + +The O +initial O +experiment O +was O +aimed O +at O +testing O +whether O + +, O +because O +of O +its O +low O +fitness O +( O +0 O +. O +11 O +times O +that O +of O +its O +parental O +C O +- O +S8c1 O +[ O +12 O +, O +23 O +, O +24 O +] O +[ O +Table O +1 O +] O +) O +, O +had O +an O +advantage O +in O +establishing O +a O +persistent O +non O +- O +cytopathic O +infection O +in O +BHK O +- O +21 O +cells O +as O +compared O +with O +its O +parental O +clone O +, O +C O +- O +S8c1 O +( O +Figure O +1 O +) O +. O + +A O +persistent O +FMDV B +infection O +is O +established O +by O +growing O +the O +cells O +that O +survive O +a O +standard O +cytolytic O +infection O +with O +FMDV B +[ O +25 O +] O +. O + +Confluent O +monolayers O +of O +BHK O +- O +21 O +cells O +were O +infected O +either O +with O +C O +- O +S8c1 O +or O +with O + +at O +a O +multiplicity O +of O +infection O +( O +MOI O +) O +of O +0 O +. O +02 O +- O +0 O +. O +1 O +plaque O +- O +forming O +units O +( O +PFU O +) O +/ O +cell O +( O +2 O +x O +106 O +cells O +infected O +with O +4 O +x O +104 O +- O +2 O +x O +105 O +PFU O +) O +. O + +Unexpectedly O +, O +at O +24 O +h O +postinfection O +, O +the O +cells O +infected O +with O + +showed O +extensive O +cytopathology O +, O +and O +at O +48 O +h O +postinfection O +, O +no O +surviving O +cells O +were O +observed O +. O + +The O +frequency O +of O +surviving O +cells O +in O +parallel O +infections O +with O +C O +- O +S8c1 O +was O +5 O +x O +10 O +- O +3 O +- O +9 O +x O +10 O +- O +3 O +, O +which O +is O +consistent O +with O +previous O +determinations O +[ O +25 O +] O +. O + +No O +persistently O +infected O +BHK O +- O +21 O +cell O +cultures O +could O +be O +established O +with O + +, O +despite O +several O +attempts O +. O + +Thus O +, O +C O +- O +S8c1 O +, O +which O +displays O +a O +9 O +- O +fold O +higher O +relative O +fitness O +than O + +in O +BHK O +- O +21 O +cells O +, O +showed O +a O +capacity O +to O +kill O +BHK O +- O +21 O +cells O +that O +was O +at O +least O +103 O +- O +fold O +lower O +than O +the O +killing O +capacity O +of O + +in O +the O +infectivity O +assay O +intended O +to O +establish O +a O +persistent O +FMDV B +infection O +. O + +FMDV B +Fitness O +and O +Capacity O +to O +Kill O +BHK O +- O +21 O +Cells O +May O +Not O +Be O +Positively O +Correlated O + +The O +capacity O +of O + +to O +kill O +BHK O +- O +21 O +cells O +despite O +its O +low O +fitness O +in O +BHK O +- O +21 O +cells O +led O +us O +to O +quantitatively O +examine O +the O +relationship O +between O +fitness O +of O +FMDV B +and O +its O +capacity O +to O +kill O +BHK O +- O +21 O +cells O +. O + +To O +this O +aim O +, O +FMDV B +clones O +or O +populations O +were O +compared O +in O +a O +cell O +killing O +assay O +, O +consisting O +in O +determining O +the O +time O +required O +to O +kill O +104 O +BHK O +- O +21 O +cells O +as O +a O +function O +of O +the O +PFU O +added O +( O +described O +in O +Materials O +and O +Methods O +) O +. O + +The O +results O +( O +Figure O +2A O +) O +indicate O +that O +over O +the O +time O +range O +of O +12 O +h O +to O +48 O +h O +postinfection O +, O +the O +number O +of O +PFUs O +needed O +to O +kill O +104 O +BHK O +- O +21 O +cells O +varied O +logarithmically O +as O +a O +function O +of O +time O +. O + +Similar O +quantifications O +of O +relative O +virulence O +were O +obtained O +by O +measuring O +the O +PFU O +needed O +to O +kill O +104 O +cells O +in O +24 O +h O +, O +and O +then O +by O +extrapolating O +the O +PFU O +values O +to O +0 O +h O +postinfection O +( O +Tables O +1 O +and O +S1 O +) O +. O + +Virulence O +of O + +was O +29 O +to O +35 O +times O +higher O +than O +virulence O +of O +C O +- O +S8c1 O +, O +despite O +the O +latter O +displaying O +a O +9 O +- O +fold O +higher O +fitness O +( O +Tables O +1 O +and O +S1 O +) O +. O + +The O +high O +virulence O +of O + +was O +not O +due O +to O +the O +plaque O +- O +to O +- O +plaque O +transfers O +, O +since O +a O +high O +virulence O +was O +also O +quantitated O +for O +its O +parental O +clone O +, O + +, O +and O +for O +population O +C O +- O +S8p113 O +( O +Figure O +2B O +; O +Tables O +1 O +, O +2 O +, O +and O +S1 O +) O +. O + +deviated O +from O +a O +line O +that O +correlated O +relative O +fitness O +of O +FMDV B +and O +the O +logarithm O +of O +cell O +killing O +capacity O +, O +as O +reflected O +in O +the O +decrease O +of O +the O +regression O +coefficient O +( O +R2 O +) O +( O +inset O +in O +Figure O +2A O +) O +. O + +Probably O +, O +this O +deviation O +is O +due O +to O +the O +fact O +that O + +lost O +fitness O +due O +to O +plaque O +- O +to O +- O +plaque O +transfers O +, O +and O +the O +other O +viruses O +were O +not O +subjected O +to O +plaque O +- O +to O +- O +plaque O +transfers O +. O + +On O +the O +other O +hand O +, O +virulence O +determinants O +were O +acquired O +during O +the O +large O +population O +passages O +done O +between O +C O +- O +S8c1 O +and O +C O +- O +S8c1p113 O +. O + +The O +29 O +- O +to O +35 O +- O +fold O +higher O +virulence O +of O + +with O +respect O +to O +C O +- O +S8c1 O +( O +Tables O +1 O +and O +S1 O +) O +, O +despite O +its O +low O +fitness O +, O +indicates O +that O +viral O +fitness O +and O +virulence O +can O +be O +two O +unrelated O +traits O +. O + +Mapping O +Virulence O +Determinants O +in O +the O + +Genome O + +The O +comparison O +of O +the O +consensus O +nucleotide O +sequence O +of O +the O + +genome O +with O +that O +of O +C O +- O +S8c1 O +revealed O +a O +total O +of O +47 O +mutations O +( O +Table O +S2 O +) O +, O +leading O +to O +21 O +amino O +acid O +replacements O +affecting O +structural O +and O +non O +- O +structural O +proteins O +( O +Figure O +3 O +) O +. O + +To O +identify O +the O +genomic O +regions O +associated O +with O +the O +increased O +virulence O +of O + +with O +respect O +to O +C O +- O +S8c1 O +, O +we O +measured O +the O +BHK O +- O +21 O +cell O +killing O +capacity O +of O +nine O +chimeric O +viruses O +rescued O +from O +constructs O +obtained O +by O +introducing O +fragments O +of O +cDNA O +of O +the O + +genome O +into O +plasmid O +pMT28 O +, O +which O +encodes O +infectious O +C O +- O +S8c1 O +RNA O +[ O +21 O +] O +( O +Figure O +4 O +) O +. O + +The O +results O +( O +Figure O +5 O +; O +Tables O +2 O +and O +S1 O +) O +show O +that O +several O +genomic O +regions O +contribute O +to O +the O +virulence O +of O + +for O +BHK O +- O +21 O +cells O +, O +and O +that O +the O +major O +contributors O +map O +within O +genomic O +positions O +2046 O +to O +3760 O +( O +residues O +encoding O +part O +of O +VP2 O +, O +VP3 O +, O +and O +part O +of O +VP1 O +, O +Figure O +5A O +) O +and O +3760 O +to O +5839 O +( O +residues O +encoding O +2A O +, O +2B O +, O +2C O +, O +and O +3A O +, O +Figure O +5B O +) O +. O + +The O +results O +exclude O +the O +internal O +ribosome O +entry O +site O +and O +the O +3C O +- O +and O +3D O +- O +coding O +regions O +as O +significant O +virulence O +determinants O +of O + +for O +BHK O +- O +21 O +cells O +( O +virulence O +of O +the O +relevant O +chimeric O +viruses O +< O += O +2 O +. O +5 O +, O +relative O +to O +C O +- O +S8c1 O +; O +Tables O +2 O +and O +S1 O +) O +. O + +Infectious O +progeny O +production O +by O +each O +chimeric O +virus O +was O +intermediate O +between O +the O +production O +of O +the O +parental O +viruses O +pMT28 O +and O + +, O +with O +no O +significant O +differences O +that O +could O +be O +correlated O +with O +virulence O +( O +Table O +2 O +) O +. O + +Non O +- O +Structural O +Protein O +2C O +Is O +a O +Determinant O +of O +the O +Virulence O +of O +FMDV B +for O +BHK O +- O +21 O +Cells O + +Amino O +acid O +substitutions O +in O +human B +rhinovirus I +protein O +2C O +promoted O +cytopathology O +for O +mouse B +L O +cells O +[ O +26 O +] O +. O + +Remarkably O +, O + +shares O +with O +other O +FMDV B +clones O +and O +populations O +, O +notably O +, O +MARLS O +and O +C O +- O +S8p260p3d O +( O +the O +two O +viruses O +showing O +the O +highest O +virulence O +for O +BHK O +- O +21 O +cells O +; O +Figure O +2A O +; O +Tables O +1 O +and O +S1 O +) O +, O +three O +amino O +acid O +substitutions O +in O +2C O +: O +S80N O +, O +T256A O +, O +and O +Q263H O +. O + +In O +addition O +, O +MARLS O +and O +CS8p260p3d O +include O +replacement O +M283V O +in O +2C O +, O +relative O +to O +C O +- O +S8c1 O +[ O +27 O +, O +28 O +] O +. O + +To O +test O +whether O +any O +( O +or O +a O +combination O +) O +of O +the O +three O +shared O +amino O +acid O +substitutions O +in O +2C O +contributed O +to O +the O +increased O +virulence O +of O +FMDV B +, O +each O +of O +the O +mutations O +was O +introduced O +individually O +into O +plasmid O +pMT28 O +by O +site O +- O +directed O +mutagenesis O +, O +as O +described O +in O +Materials O +and O +Methods O +. O + +Transcripts O +of O +the O +three O +mutants O +, O +termed O +pMT28 O +( O +SN O +) O +, O +pMT28 O +( O +TA O +) O +, O +and O +pMT28 O +( O +QH O +) O +( O +Figure O +4 O +) O +, O +were O +used O +to O +transfect O +BHK O +- O +21 O +cells O +, O +and O +the O +viruses O +obtained O +were O +tested O +with O +the O +BHK O +- O +21 O +cell O +killing O +assay O +. O + +Viruses O +having O +any O +of O +the O +substitutions O +in O +2C O +have O +a O +virulence O +intermediate O +between O +that O +of O +C O +- O +S8c1 O +and O + +( O +Figure O +6A O +) O +. O + +To O +test O +whether O +the O +combination O +of O +the O +three O +substitutions O +in O +2C O +could O +produce O +an O +additional O +increase O +of O +virulence O +, O +the O +three O +mutations O +were O +introduced O +in O +pMT28 O +to O +rescue O +the O +triple O +mutant O +pMT28 O +( O +SN O +, O +TA O +, O +QH O +) O +( O +Figure O +4 O +) O +. O + +The O +results O +( O +Figure O +6B O +) O +show O +that O +the O +virulence O +of O +the O +triple O +2C O +mutant O +is O +similar O +to O +the O +virulence O +of O +the O +individual O +2C O +mutants O +. O + +The O +2C O +mutations O +did O +not O +significantly O +affect O +the O +infectious O +progeny O +production O +( O +Table O +2 O +) O +. O + +A O +testable O +prediction O +of O +this O +result O +is O +that O +the O +introduction O +of O +the O +wild O +- O +type O +2C O +- O +3A O +- O +coding O +region O +in O +the O +genetic O +background O +of O + +should O +produce O +a O +virus O +with O +lower O +virulence O +than O + +. O +Indeed O +, O +the O +results O +with O +such O +a O +chimeric O +virus O +( O +Figure O +5D O +) O +indicate O +that O +the O +presence O +of O +the O +2C O +- O +and O +3A O +- O +coding O +region O +as O +the O +only O +genetic O +region O +of O +the O +pMT28 O +in O +the O +genetic O +background O +of O + +resulted O +in O +an O +FMDV B +with O +a O +2 O +. O +4 O +- O +to O +4 O +. O +8 O +- O +fold O +lower O +virulence O +than O + +. O +We O +conclude O +that O +mutations O +in O +2C O +contribute O +to O +virulence O +of O +FMDV B +for O +BHK O +- O +21 O +cells O +. O + +Thus O +, O +a O +virus O +that O +evolves O +towards O +low O +fitness O +levels O +due O +to O +the O +operation O +of O +Muller O +' O +s O +ratchet O +may O +nevertheless O +maintain O +its O +capacity O +to O +kill O +the O +same O +cells O +in O +which O +it O +displays O +low O +fitness O +. O + +In O +FMDV B +, O +the O +enhanced O +capacity O +to O +kill O +BHK O +- O +21 O +cells O +was O +multigenic O +, O +including O +participation O +of O +non O +- O +structural O +protein O +2C O +with O +three O +amino O +acid O +substitutions O +acting O +in O +a O +redundant O +fashion O +. O + +In O +conclusion O +, O +the O +results O +provide O +a O +molecular O +interpretation O +of O +why O +fitness O +and O +virulence O +of O +an O +animal O +virus O +can O +follow O +disparate O +evolutionary O +trajectories O +, O +culminating O +in O +two O +unrelated O +traits O +. O + +Discussion O + +The O +capacity O +of O +a O +virus O +to O +kill O +cells O +is O +probably O +influenced O +by O +several O +steps O +in O +the O +virus O +life O +cycle O +, O +including O +receptor O +affinity O +( O +which O +may O +trigger O +signalling O +pathways O +and O +alter O +cell O +functions O +) O +and O +intracellular O +viral O +replication O +that O +may O +lead O +to O +metabolic O +alterations O +such O +as O +transcriptional O +or O +translational O +shut O +- O +off O +[ O +29 O +] O +. O + +A O +parallel O +increase O +of O +virulence O +and O +fitness O +as O +a O +virus O +improves O +its O +adaptation O +to O +a O +host O +cell O +type O +is O +expected O +, O +since O +a O +key O +parameter O +that O +should O +contribute O +to O +the O +fitness O +level O +of O +a O +cytophatic O +virus O +is O +the O +accumulation O +of O +infectious O +particles O +and O +its O +release O +from O +cells O +, O +which O +are O +events O +often O +associated O +with O +cell O +killing O +. O + +This O +expectation O +was O +fulfilled O +in O +our O +experiments O +( O +increase O +of O +both O +fitness O +and O +cell O +killing O +following O +large O +population O +passages O +of O +C O +- O +S8c1 O +[ O +Figure O +2 O +] O +) O +, O +and O +also O +in O +other O +virus O +- O +host O +systems O +. O + +In O +a O +comparison O +of O +two O +genetically O +divergent O +isolates O +of O +the O +whispovirus O +white O +spot O +syndrome O +virus O +, O +whose O +virulence O +for O +the O +shrimp B +host O +Penaeus B +monodon I +was O +measured O +by O +in O +vivo O +cumulative O +mortality O +rates O +, O +virulence O +correlated O +with O +competitive O +fitness O +in O +vivo O +[ O +30 O +] O +. O + +The O +onset O +of O +type O +1 O +diabetes O +by O +coxsackievirus O +B O +strains O +was O +linked O +to O +the O +viral O +replication O +rate O +and O +to O +the O +infectious O +dose O +[ O +31 O +] O +. O + +In O +engineered O +alphavirus O +replicons O +, O +a O +direct O +correlation O +between O +the O +level O +of O +RNA O +replication O +and O +cytopathogenicity O +was O +observed O +[ O +32 O +] O +. O + +At O +an O +epidemiological O +level O +, O +a O +greater O +replicative O +fitness O +of O +historical O +versus O +current O +human B +immunodeficiency I +virus I +type I +1 I +( O +HIV B +- I +1 I +) O +isolates O +was O +taken O +as O +evidence O +of O +HIV B +- I +1 I +attenuation O +over O +time O +, O +assuming O +a O +direct O +connection O +between O +fitness O +and O +virulence O +[ O +33 O +] O +. O + +In O +vivo O +, O +viral O +fitness O +may O +vary O +among O +specific O +organs O +, O +and O +virulence O +may O +be O +affected O +only O +when O +fitness O +for O +some O +specific O +target O +tissues O +is O +affected O +[ O +34 O +] O +. O + +Replicative O +fitness O +is O +, O +however O +, O +but O +one O +of O +several O +factors O +which O +influence O +the O +progression O +of O +a O +viral O +infection O +in O +vivo O +. O + +In O +a O +comparative O +analysis O +, O +R5 O +- O +tropic O +and O +X4 O +- O +tropic O +clones O +of O +HIV B +- I +1 I +showed O +similar O +replication O +capacity O +in O +mitogen O +- O +activated O +T O +cells O +. O + +However O +, O +X4 O +clones O +were O +transferred O +more O +efficiently O +than O +R5 O +clones O +from O +dendritic O +cells O +to O +CD4 O +( O ++ O +) O +T O +cells O +, O +a O +fact O +that O +can O +contribute O +to O +the O +competitive O +advantage O +of O +X4 O +viruses O +in O +AIDS O +patients B +[ O +35 O +] O +. O + +Simian B +immunodeficiency I +virus I +SIVmac239 B +infects O +both O +the O +sooty B +mangabey I +and O +the O +rhesus B +macaque I +, O +reaching O +high O +viral O +loads O +in O +both O +hosts O +, O +yet O +it O +is O +only O +virulent O +for O +the O +rhesus B +macaque I +[ O +36 O +] O +. O + +Deviations O +of O +a O +positive O +correlation O +between O +viral O +fitness O +and O +virulence O +were O +observed O +also O +in O +the O +plant O +viruses O +cucumber B +mosaic I +virus I +[ O +37 O +] O +and O +barley B +stripe I +mosaic I +virus I +[ O +38 O +] O +. O + +A O +study O +of O +the O +effect O +of O +lysis O +timing O +on O +bacteriophage B +fitness O +revealed O +that O +a O +strain O +with O +an O +intermediate O +lysis O +time O +had O +the O +highest O +fitness O +[ O +39 O +] O +. O + +The O +time O +of O +transmission O +may O +also O +affect O +virulence O +. O + +Nuclear O +polyhedrosis O +virus O +transmitted O +early O +to O +its O +host O +, O +the O +moth O +Lymantria B +dispar I +, O +was O +more O +virulent O +than O +virus O +transmitted O +late O +, O +although O +the O +latter O +was O +more O +productive O +because O +the O +virus O +could O +use O +more O +host O +tissue O +for O +replication O +[ O +40 O +] O +. O + +In O +a O +study O +of O +the O +susceptibility O +of O +North O +American O +and O +non O +- O +North O +American O +breeds O +of O +Lymantria O +to O +several O +isolates O +of O +the O +fungus O +Entomaphaga B +maimaiga I +, O +mortality O +was O +scored O +in O +all O +cases O +. O + +However O +, O +virulence O +of O +the O +fungus O +, O +quantitated O +by O +the O +time O +of O +death O +of O +Lymantria O +, O +was O +, O +in O +some O +cases O +, O +inversely O +proportional O +to O +fitness O +, O +quantitated O +by O +fungal O +reproduction O +in O +the O +moth B +[ O +41 O +] O +. O + +In O +all O +these O +cases O +, O +the O +molecular O +basis O +of O +the O +lack O +of O +positive O +correlation O +between O +fitness O +and O +virulence O +is O +not O +understood O +. O + +Model O +for O +a O +Lack O +of O +Correlation O +between O +Viral O +Fitness O +and O +Virulence O + +The O +results O +with O +FMDV B +clones O +H5 O +have O +documented O +that O +both O +fitness O +- O +enhancing O +and O +virulence O +- O +enhancing O +mutations O +can O +be O +incorporated O +in O +the O +viral O +genome O +in O +such O +a O +fashion O +that O +subsequent O +fitness O +- O +decreasing O +mutations O +associated O +with O +bottleneck O +( O +plaque O +- O +to O +- O +plaque O +) O +transfers O +produce O +only O +minimal O +effects O +on O +virulence O +( O +Figure O +2 O +) O +. O + +The O +dissection O +of O +accompanying O +molecular O +events O +, O +achieved O +through O +quantification O +of O +virulence O +of O +recombinant O +and O +mutant O +genomes O +( O +Tables O +2 O +and O +S1 O +) O +, O +provides O +an O +interpretation O +of O +the O +lack O +of O +positive O +correlation O +between O +virulence O +and O +fitness O +. O + +Multiple O +fitness O +- O +decreasing O +mutations O +occur O +in O +the O +course O +of O +plaque O +- O +to O +- O +plaque O +transfers O +, O +distributed O +throughout O +the O +FMDV B +genome O +[ O +11 O +] O +. O + +In O +contrast O +, O +determinants O +of O +virulence O +for O +BHK O +- O +21 O +cells O +are O +multigenic O +, O +but O +concentrated O +mainly O +in O +some O +FMDV B +genomic O +regions O +. O + +Similar O +multigenic O +but O +discrete O +virulence O +determinants O +have O +been O +described O +also O +in O +other O +virus O +- O +host O +systems O +[ O +42 O +, O +43 O +] O +. O + +To O +decrease O +virulence O +, O +mutations O +occurring O +randomly O +in O +the O +course O +of O +plaque O +- O +to O +- O +plaque O +transfers O +should O +affect O +specific O +genomic O +sites O +, O +and O +this O +will O +occur O +with O +a O +lower O +probability O +than O +fitness O +- O +decreasing O +mutations O +, O +which O +can O +hit O +any O +of O +the O +multifunctional O +picornaviral O +proteins O +and O +regulatory O +regions O +[ O +11 O +] O +. O + +This O +model O +is O +reinforced O +by O +the O +observation O +that O +three O +amino O +acid O +substitutions O +in O +2C O +( O +S80N O +, O +T256A O +, O +and O +Q263H O +) O +had O +a O +similar O +effect O +in O +enhancing O +FMDV B +virulence O +, O +and O +the O +three O +mutations O +in O +the O +same O +genome O +had O +an O +effect O +comparable O +to O +each O +mutation O +individually O +( O +Figure O +6 O +; O +Tables O +2 O +and O +S1 O +) O +. O + +It O +is O +not O +clear O +what O +the O +basis O +of O +the O +contribution O +of O +2C O +to O +virulence O +for O +BHK O +- O +21 O +could O +be O +. O + +2C O +is O +involved O +in O +RNA O +synthesis O +and O +contains O +a O +nucleotide O +- O +binding O +domain O +, O +although O +none O +of O +the O +substitutions O +found O +in O + +and O + +lie O +within O +such O +a O +domain O +. O + +An O +unlikely O +triple O +reversion O +would O +be O +required O +to O +eliminate O +the O +virulence O +- O +enhancing O +effect O +of O +the O +three O +mutations O +in O +2C O +. O + +We O +propose O +that O +a O +higher O +robustness O +of O +the O +FMDV B +genome O +with O +regard O +to O +virulence O +for O +BHK O +- O +21 O +cells O +, O +rather O +than O +to O +replicative O +fitness O +in O +the O +same O +cells O +, O +underlies O +the O +different O +trajectories O +followed O +by O +fitness O +and O +virulence O +upon O +subjecting O +the O +virus O +to O +repeated O +bottleneck O +transfers O +. O + +Obviously O +, O +we O +cannot O +exclude O +that O +parameters O +of O +the O +virus O +life O +cycle O +, O +other O +than O +fitness O +as O +measured O +in O +our O +experiments O +, O +could O +correlate O +with O +virulence O +for O +BHK O +- O +21 O +. O + +The O +comparative O +analysis O +of O +FMDV B +clones O +and O +populations O +shows O +that O +shifts O +in O +virulence O +can O +occur O +even O +through O +the O +evolution O +of O +a O +single O +viral O +clone O +( O +C O +- O +S8c1 O +) O +, O +with O +its O +restricted O +genetic O +diversity O +prompted O +by O +different O +replication O +regimes O +in O +the O +same O +host O +cells O +, O +which O +also O +have O +a O +clonal O +origin O +( O +see O +Materials O +and O +Methods O +) O +. O + +We O +conjecture O +that O +the O +demonstration O +that O +fitness O +and O +virulence O +can O +follow O +different O +evolutionary O +courses O +has O +been O +possible O +thanks O +to O +the O +consequences O +of O +the O +extreme O +passage O +regimes O +to O +which O +the O +viral O +populations O +were O +subjected O +: O +competitive O +evolution O +of O +an O +ample O +mutant O +spectra O +during O +repeated O +large O +population O +passages O +, O +and O +accumulation O +of O +deleterious O +( O +with O +regard O +to O +fitness O +, O +but O +not O +with O +regard O +to O +virulence O +) O +mutations O +upon O +plaque O +- O +to O +- O +plaque O +transfers O +( O +predominance O +of O +genetic O +drift O +and O +operation O +of O +Muller O +' O +s O +ratchet O +) O +[ O +12 O +, O +15 O +] O +. O + +Implications O +for O +Models O +of O +Virulence O + +It O +must O +be O +emphasized O +that O +fitness O +and O +virulence O +are O +relative O +values O +that O +pertain O +to O +a O +defined O +physical O +and O +biological O +environment O +. O + +Virulence O +determinants O +of O +FMDV B +, O +identified O +here O +for O +BHK O +- O +21 O +cells O +, O +need O +not O +apply O +to O +virulence O +for O +the O +natural O +animal O +hosts O +of O +FMDV B +[ O +44 O +] O +. O + +However O +, O +the O +observation O +of O +a O +lack O +of O +correlation O +between O +fitness O +and O +virulence O +in O +a O +FMDV B +clone O +is O +relevant O +to O +current O +models O +of O +attenuation O +and O +virulence O +, O +since O +it O +shows O +that O +more O +virulent O +forms O +of O +a O +virus O +need O +not O +have O +a O +reproductive O +advantage O +, O +and O +that O +viral O +virulence O +is O +not O +necessarily O +a O +byproduct O +of O +viral O +fitness O +. O + +Even O +if O +virulence O +is O +regarded O +as O +an O +unavoidable O +consequence O +of O +parasite O +adaptation O +[ O +45 O +] O +, O +virus O +de O +- O +adaptation O +( O +fitness O +loss O +) O +need O +not O +entail O +a O +decrease O +of O +virulence O +. O + +Most O +current O +definitions O +of O +virulence O +include O +both O +the O +ability O +of O +the O +pathogen O +to O +multiply O +and O +to O +cause O +harm O +to O +its O +host O +; O +some O +authors O +, O +however O +, O +assume O +a O +direct O +relationship O +between O +fitness O +and O +capacity O +to O +produce O +disease O +[ O +46 O +- O +48 O +] O +. O + +In O +relating O +the O +results O +with O +FMDV B +to O +general O +models O +of O +virulence O +in O +host O +- O +parasite O +systems O +, O +it O +must O +be O +considered O +that O +in O +the O +FMDV B +system O +, O +evolution O +of O +the O +host O +BHK O +- O +21 O +cells O +could O +not O +influence O +FMDV B +evolution O +, O +because O +clonal O +cell O +populations O +with O +a O +controlled O +passage O +history O +were O +supplied O +in O +constant O +numbers O +at O +each O +infection O +event O +( O +see O +Materials O +and O +Methods O +) O +. O + +Therefore O +, O +changes O +in O +host O +density O +, O +or O +mobility O +, O +as O +well O +as O +pathogen O +survival O +in O +the O +external O +environment O +, O +all O +of O +which O +are O +relevant O +parameters O +in O +virulence O +models O +[ O +48 O +, O +49 O +] O +, O +cannot O +play O +a O +role O +in O +our O +system O +. O + +A O +consistent O +finding O +in O +serial O +passage O +experiments O +is O +that O +virulence O +of O +a O +parasite O +increases O +with O +passage O +number O +in O +a O +new O +host O +[ O +50 O +] O +. O + +The O +results O +with O +FMDV B +infecting O +BHK O +- O +21 O +cells O +cytolytically O +imply O +that O +the O +increase O +of O +virulence O +can O +be O +conditioned O +to O +the O +history O +of O +passage O +regimes O +undergone O +by O +a O +virus O +. O + +The O +invariance O +of O +BHK O +- O +21 O +cells O +in O +the O +course O +of O +serial O +cytolytic O +passages O +of O +FMDV B +is O +in O +contrast O +with O +the O +parallel O +system O +consisting O +of O +BHK O +- O +21 O +cells O +persistently O +infected O +with O +FMDV B +C O +- O +S8c1 O +[ O +25 O +] O +, O +in O +which O +the O +cells O +are O +passaged O +and O +coevolve O +with O +the O +resident O +virus O +[ O +51 O +] O +. O + +Host O +- O +virus O +coevolution O +has O +generally O +favored O +a O +decrease O +of O +viral O +virulence O +in O +the O +field O +, O +a O +classical O +example O +being O +myxoma B +virus I +and O +myxomatosis O +in O +rabbits B +[ O +52 O +] O +. O + +Our O +comparison O +of O +FMDV B +clones O +did O +not O +provide O +evidence O +of O +clones O +with O +high O +fitness O +and O +low O +virulence O +, O +which O +, O +with O +regard O +to O +natural O +hosts O +, O +is O +an O +aim O +of O +biomedicine O +to O +obtain O +vaccine O +strains O +. O + +Yet O +, O +the O +existence O +of O +specific O +mutations O +that O +differentially O +affect O +fitness O +and O +virulence O +opens O +the O +way O +to O +engineer O +candidate O +vaccine O +strains O +unable O +to O +kill O +the O +host O +, O +while O +maintaining O +replicative O +competence O +. O + +Virulence O +is O +, O +however O +, O +a O +feature O +of O +the O +host O +- O +parasite O +relationship O +[ O +46 O +] O +, O +and O +the O +mutations O +needed O +to O +impair O +virulence O +are O +expected O +to O +be O +host O +- O +dependent O +[ O +53 O +, O +54 O +] O +. O + +Materials O +and O +Methods O + +Cells O +, O +viruses O +, O +and O +infections O +. O + +The O +BHK O +- O +21 O +cells O +used O +in O +the O +present O +study O +were O +cloned O +by O +end O +- O +point O +dilution O +, O +followed O +by O +preparation O +of O +a O +cell O +stock O +from O +a O +single O +cell O +; O +they O +were O +passaged O +a O +maximum O +of O +30 O +times O +before O +being O +used O +for O +FMDV B +infection O +[ O +25 O +, O +51 O +] O +. O + +Procedures O +for O +cell O +growth O +, O +infection O +of O +BHK O +- O +21 O +cell O +monolayers O +with O +FMDV B +in O +liquid O +medium O +, O +and O +plaque O +assays O +in O +semi O +- O +solid O +agar O +medium O +were O +carried O +out O +as O +previously O +described O +[ O +11 O +, O +19 O +, O +25 O +, O +27 O +] O +. O + +Mock O +- O +infected O +cells O +were O +handled O +in O +parallel O +in O +all O +infectivity O +and O +plaque O +assays O +to O +monitor O +absence O +of O +viral O +contamination O +. O + +The O +FMDVs B +used O +in O +the O +present O +study O +( O +Figure O +1 O +) O +are O +( O +i O +) O +the O +reference O +clone O +C O +- O +S8c1 O +, O +which O +has O +been O +assigned O +a O +relative O +fitness O +of O +1 O +. O +0 O +[ O +11 O +] O +. O + +( O +ii O +) O +MARLS O +, O +a O +monoclonal O +antibody O +escape O +mutant O +isolated O +from O +population O +C O +- O +S8c1p213 O +[ O +55 O +] O +; O +MARLS O +has O +a O +fitness O +of O +25 O +relative O +to O +C O +- O +S8c1 O +[ O +24 O +] O +. O + +( O +iii O +) O +C O +- O +S8p260p3d O +, O +a O +standard O +FMDV B +virus O +rescued O +by O +low O +MOI O +passage O +of O +C O +- O +S8p260 O +. O + +The O +latter O +is O +a O +virus O +that O +evolved O +by O +passage O +of O +C O +- O +S8c1 O +at O +a O +high O +MOI O +, O +which O +resulted O +in O +dominance O +of O +two O +defective O +FMDV B +genomes O +( O +both O +including O +internal O +deletions O +) O +that O +were O +infectious O +by O +complementation O +, O +in O +the O +absence O +of O +standard O +virus O +[ O +22 O +, O +24 O +, O +28 O +] O +; O +C O +- O +S8p260p3d O +has O +a O +relative O +fitness O +of O +20 O +[ O +24 O +] O +. O + +( O +iv O +) O +REDpt60 O +, O +obtained O +after O +60 O +successive O +plaque O +- O +to O +- O +plaque O +transfers O +of O +RED O +( O +a O +monoclonal O +antibody O +escape O +mutant O +isolated O +from O +population O +C O +- O +S8c1p100 O +) O +[ O +20 O +] O +; O +REDpt60 O +has O +a O +fitness O +of O +1 O +. O +9 O +relative O +to O +C O +- O +S8c1 O +. O + +( O +v O +) O +C O +- O +S8c1p113 O +, O +a O +viral O +population O +obtained O +after O +113 O +serial O +cytolytic O +passages O +of O +C O +- O +S8c1 O +at O +a O +high O +MOI O +in O +BHK O +- O +21 O +cells O +( O +2 O +x O +106 O +BHK O +- O +21 O +cells O +infected O +with O +the O +virus O +contained O +in O +200 O +mu O +l O +of O +the O +supernatant O +from O +the O +previous O +infection O +) O +. O + +( O +vi O +) O +Clone O + +, O +a O +biological O +clone O +isolated O +from O +population O +C O +- O +S8c1p113 O +[ O +11 O +] O +; O +its O +relative O +fitness O +is O +26 O +( O +unpublished O +data O +) O +. O + +( O +vii O +) O +Clone O + +, O +obtained O +after O +95 O +successive O +plaque O +- O +to O +- O +plaque O +transfers O +of O + +[ O +11 O +] O +; O +its O +relative O +fitness O +is O +0 O +. O +11 O +[ O +23 O +] O +. O + +Cell O +killing O +assay O +. O + +The O +capacity O +of O +FMDV B +to O +kill O +BHK O +- O +21 O +cells O +was O +measured O +as O +previously O +described O +[ O +18 O +, O +22 O +] O +. O + +The O +assay O +consists O +in O +determining O +the O +minimum O +number O +of O +PFU O +required O +to O +kill O +104 O +BHK O +- O +21 O +cells O +after O +variable O +times O +of O +infection O +. O + +The O +assay O +was O +performed O +in O +M96 O +multiwell O +plates O +with O +monolayers O +of O +104 O +BHK O +- O +21 O +cells O +per O +well O +infected O +with O +serial O +dilutions O +of O +virus O +. O + +At O +different O +times O +postinfection O +, O +cells O +were O +fixed O +with O +2 O +% O +formaldehyde O +and O +stained O +with O +2 O +% O +crystal O +violet O +in O +2 O +% O +formaldehyde O +. O + +Results O +are O +expressed O +as O +the O +logarithm O +of O +the O +number O +of O +PFUs O +needed O +for O +complete O +cell O +killing O +( O +as O +judged O +by O +cell O +staining O +with O +crystal O +violet O +, O +with O +series O +of O +control O +wells O +with O +known O +numbers O +of O +cells O +) O +as O +a O +function O +of O +time O +postinfection O +[ O +18 O +, O +22 O +] O +. O + +Determination O +of O +relative O +fitness O +of O + +. O + +The O +relative O +fitness O +of O +FMDV B + +was O +determined O +by O +growth O +competition O +in O +BHK O +- O +21 O +cells O +as O +previously O +described O +[ O +7 O +, O +10 O +, O +11 O +, O +24 O +, O +56 O +] O +. O + +FMDV B + +was O +mixed O +with O +appropriate O +proportions O +of O + +, O +which O +was O +used O +as O +reference O +virus O +. O + +This O +virus O +has O +a O +fitness O +8 O +. O +5 O +- O +fold O +higher O +than O +that O +of O +the O +reference O +clone O +of O +C O +- O +S8c1 O +in O +BHK O +- O +21 O +cells O +[ O +7 O +, O +10 O +, O +11 O +, O +24 O +, O +56 O +] O +. O + +Four O +serial O +infections O +were O +carried O +out O +at O +MOI O +of O +0 O +. O +1 O +PFU O +/ O +cell O +. O + +The O +proportion O +of O +the O +two O +competing O +genomes O +at O +different O +passages O +was O +determined O +by O +real O +- O +time O +reverse O +transcription O +( O +RT O +) O +- O +PCR O +, O +employing O +primers O +5531wtnew O +and O + +, O +which O +are O +able O +to O +discriminate O +FMDV B + +RNA O +from O + +RNA O +. O + +The O +nucleotide O +sequences O +of O +the O +primers O +will O +be O +provided O +upon O +request O +. O + +The O +fitness O +vector O +obtained O +for O + +corresponded O +to O +the O +equation O +y O += O +0 O +, O +0206e1 O +, O +1074x O +; O +R2 O += O +0 O +. O +9507 O +. O + +The O +antilogarithm O +( O +base O +e O +) O +of O +the O +vector O +slope O +is O +the O +fitness O +of O +the O +assayed O +virus O +relative O +to O +the O +reference O +virus O +[ O +56 O +] O +. O + +cDNA O +synthesis O +, O +molecular O +cloning O +, O +and O +nucleotide O +sequencing O +. O + +Viral O +RNA O +was O +extracted O +by O +treatment O +with O +Trizol O +as O +previously O +described O +[ O +57 O +] O +. O + +Reverse O +transcription O +of O +FMDV B +RNA O +was O +carried O +out O +with O +avian B +myeloblastosis I +virus I +reverse O +transcriptase O +( O +Promega O +, O +http O +: O +/ O +/ O +www O +. O +promega O +. O +com O +) O +or O +Transcriptor O +reverse O +transcriptase O +( O +Roche O +, O +http O +: O +/ O +/ O +www O +. O +roche O +. O +com O +) O +, O +and O +PCR O +amplification O +was O +performed O +by O +using O +either O +Ampli O +- O +Taq O +polymerase O +( O +PerkinElmer O +, O +http O +: O +/ O +/ O +las O +. O +perkinelmer O +. O +com O +) O +or O +an O +Expand O +High O +Fidelity O +polymerase O +system O +( O +Roche O +) O +, O +as O +instructed O +by O +the O +manufacturers O +. O + +The O +FMDV B +genome O +- O +specific O +oligonucleotide O +primers O +used O +have O +been O +previously O +described O +[ O +22 O +, O +58 O +] O +. O + +In O +all O +RT O +- O +PCR O +amplifications O +, O +negative O +amplification O +controls O +, O +including O +all O +reaction O +components O +except O +template O +RNA O +, O +were O +run O +in O +parallel O +to O +monitor O +absence O +of O +contamination O +. O + +Chimeric O +viruses O +containing O +selected O +regions O +of O + +in O +the O +genetic O +background O +of O +C O +- O +S8c1 O +( O +Figure O +4 O +) O +were O +obtained O +by O +replacing O +the O +corresponding O +DNA O +fragment O +of O +pMT28 O +by O +a O +cDNA O +copy O +of O + +RNA O +, O +using O +specific O +restriction O +sites O +. O + +To O +obtain O +pMT28 O +/ O + +( O +436 O +- O +2046 O +) O +, O +a O +chimera O +that O +included O +nucleotides O +436 O +to O +2046 O +of O + +( O +the O +residue O +numbering O +of O +the O +FMDV B +genome O +is O +as O +in O +[ O +11 O +] O +) O +, O + +RNA O +was O +amplified O +by O +RT O +- O +PCR O +using O +primers O +NR2 O +and O +JH2 O +, O +and O +the O +cDNA O +was O +digested O +with O +Hpa O +I O +( O +position O +436 O +) O +and O +Xba O +I O +( O +2046 O +) O +, O +and O +ligated O +into O +pMT28 O +DNA O +digested O +with O +the O +same O +enzymes O +. O + +To O +obtain O +pMT28 O +/ O + +( O +2046 O +- O +3760 O +) O +, O + +RNA O +was O +amplified O +by O +RT O +- O +PCR O +using O +primers O +2R1New O +and O +pU O +, O +and O +then O +the O +cDNA O +was O +digested O +with O +Xba O +I O +( O +2046 O +) O +and O +Avr O +II O +( O +3760 O +) O +. O + +To O +obtain O +pMT28 O +/ O + +( O +3760 O +- O +5839 O +) O +, O + +RNA O +was O +amplified O +by O +RT O +- O +PCR O +using O +primers O +3R2New O +and O +3CD1 O +, O +and O +then O +the O +cDNA O +was O +digested O +with O +Avr O +II O +( O +3760 O +) O +and O +Rsr O +II O +( O +5839 O +) O +. O + +To O +obtain O +pMT28 O +/ O + +( O +5839 O +- O +7427 O +) O +, O + +RNA O +was O +amplified O +by O +RT O +- O +PCR O +using O +primers O +5531 O +wt O +new O +and O +C O +- O +Not O +- O +Pol O +, O +and O +then O +the O +cDNA O +was O +digested O +with O +Rsr O +II O +( O +5839 O +) O +and O +Bam O +HI O +( O +7427 O +) O +. O + +To O +obtain O +pMT28 O +/ O + +( O +436 O +- O +3760 O +) O +, O + +RNA O +was O +amplified O +by O +RT O +- O +PCR O +using O +primers O +NR2 O +and O +JH2 O +, O +and O +then O +the O +cDNA O +was O +digested O +with O +Hpa O +I O +( O +position O +436 O +) O +and O +Xba O +I O +( O +2046 O +) O +, O +and O +ligated O +into O +pMT28 O +/ O + +( O +2046 O +- O +3760 O +) O +DNA O +digested O +with O +the O +same O +enzymes O +. O + +To O +obtain O +pMT28 O +/ O + +( O +3760 O +- O +7427 O +) O +, O + +RNA O +was O +amplified O +by O +RT O +- O +PCR O +using O +primers O +3R2New O +and O +3CD1 O +, O +and O +then O +the O +cDNA O +was O +digested O +with O +Avr O +II O +( O +3760 O +) O +and O +Rsr O +II O +( O +5839 O +) O +, O +and O +ligated O +into O +pMT28 O +/ O + +( O +5839 O +- O +7427 O +) O +DNA O +digested O +with O +the O +same O +enzymes O +. O + +To O +obtain O +pMT28 O +/ O + +( O +2046 O +- O +7427 O +) O +, O + +RNA O +was O +amplified O +by O +RT O +- O +PCR O +using O +primers O +2R1New O +and O +pU O +, O +and O +then O +the O +cDNA O +was O +digested O +with O +Xba O +I O +( O +2046 O +) O +and O +Avr O +II O +( O +3760 O +) O +, O +and O +ligated O +into O +pMT28 O +/ O + +( O +3760 O +- O +7427 O +) O +DNA O +digested O +with O +the O +same O +enzymes O +. O + +To O +obtain O +pMT28 O +/ O + +( O +436 O +- O +7427 O +) O +, O + +RNA O +was O +amplified O +by O +RT O +- O +PCR O +using O +primers O +NR2 O +and O +JH2 O +; O +the O +cDNA O +was O +digested O +with O +Hpa O +I O +( O +position O +436 O +) O +and O +Xba O +I O +( O +2046 O +) O +, O +and O +ligated O +into O +pMT28 O +/ O + +( O +2046 O +- O +7427 O +) O +DNA O +digested O +with O +the O +same O +enzymes O +. O + +To O +obtain O + +/ O +2C O +- O +3A O +( O +pMT28 O +) O +, O +pMT28 O +was O +digested O +with O +Bgl O +II O +( O +4201 O +) O +and O +Rsr O +II O +( O +5839 O +) O +, O +and O +a O +DNA O +fragment O +including O +wild O +- O +type O +2C O +- O +3A O +- O +coding O +region O +was O +inserted O +into O +pMT28 O +/ O + +( O +436 O +- O +7427 O +) O +DNA O +digested O +with O +the O +same O +enzymes O +. O + +DNA O +ligation O +, O +transformation O +of O +Escherichia B +coli I +DH5 O +alpha O +, O +isolation O +of O +DNA O +from O +bacterial O +colonies O +, O +and O +characterization O +of O +DNA O +by O +restriction O +enzyme O +digestion O +were O +performed O +by O +standard O +procedures O +[ O +59 O +] O +. O + +The O +primers O +used O +for O +molecular O +cloning O +and O +site O +- O +directed O +mutagenesis O +are O +described O +in O +Table O +S3 O +. O + +To O +obtain O +FMDV B +C O +- O +S8c1 O +containing O +the O +mutations O +found O +in O +gene O +2C O +of O + +, O +plasmid O +pMT28 O +was O +subjected O +to O +site O +- O +directed O +mutagenesis O +using O +an O +oligonucleotide O +including O +the O +required O +nucleotide O +replacement O +, O +and O +3R2New O +or O +3CD1 O +as O +external O +oligonucleotide O +primer O +( O +Table O +S3 O +; O +Figure O +4 O +) O +. O + +A O +DNA O +fragment O +termed O +A O +was O +obtained O +by O +subjecting O +plasmid O +pMT28 O +to O +site O +- O +directed O +mutagenesis O +using O +primers O +( O +reverse O +) O +mutSNu O +, O +mutTAu O +, O +and O +mutQHu O +( O +to O +introduce O +mutations O +S80N O +, O +T256A O +, O +and O +Q263H O +, O +respectively O +) O +and O +an O +external O +oligonucleotide O +primer O +( O +3R2New O +, O +forward O +) O +. O + +A O +DNA O +fragment O +termed O +B O +was O +obtained O +amplifying O +pMT28 O +with O +primers O +( O +forward O +) O +mutSNd O +, O +mutTAd O +, O +and O +mutQHd O +( O +to O +introduce O +mutations O +S80N O +, O +T256A O +, O +and O +Q263H O +, O +respectively O +) O +and O +an O +external O +oligonucleotide O +primer O +( O +3CD1 O +, O +reverse O +) O +. O + +DNA O +fragments O +A O +and O +B O +, O +including O +the O +desired O +mutations O +, O +were O +recombined O +by O +shuffling O +PCR O +using O +equimolar O +amounts O +of O +DNA O +fragments O +and O +two O +external O +primers O +( O +3R2New O +and O +3CD1 O +) O +. O + +The O +DNA O +with O +the O +desired O +mutation O +( O +s O +) O +in O +the O +2C O +gene O +was O +digested O +with O +Avr O +II O +( O +genomic O +position O +3760 O +) O +and O +Rsr O +II O +( O +position O +5839 O +) O +, O +and O +cloned O +into O +pMT28 O +to O +generate O +pMT28 O +( O +SN O +) O +, O +pMT28 O +( O +TA O +) O +, O +and O +pMT28 O +( O +QH O +) O +. O + +To O +obtain O +pMT28 O +( O +SN O +, O +TA O +, O +QH O +) O +, O +plasmid O +pMT28 O +( O +SN O +) O +was O +subjected O +to O +site O +- O +directed O +mutagenesis O +to O +introduce O +mutation O +T256A O +in O +a O +similar O +way O +as O +described O +above O +, O +and O +then O +, O +plasmid O +pMT28 O +( O +SN O +, O +TA O +) O +was O +subjected O +to O +site O +- O +directed O +mutagenesis O +to O +introduce O +mutation O +Q263H O +. O + +All O +chimeric O +viruses O +and O +mutants O +were O +analyzed O +by O +nucleotide O +sequencing O +using O +Big O +Dye O +Terminator O +Cycle O +Sequencing O +kit O +( O +Abi O +Prism O +; O +PerkinElmer O +) O +and O +sequencer O +ABI373 O +as O +previously O +described O +[ O +58 O +] O +. O + +Sequences O +were O +analyzed O +using O +DNASTAR O +4 O +. O +0 O +( O +http O +: O +/ O +/ O +www O +. O +dnastar O +. O +com O +) O +, O +GeneDoc O +, O +and O +GCC O +( O +University O +of O +Wisconsin O +) O +. O + +Each O +sequence O +was O +determined O +at O +least O +twice O +, O +with O +products O +obtained O +using O +different O +oligonucleotide O +primers O +. O + +DNA O +from O +pMT28 O +or O +its O +recombinant O +and O +mutant O +derivatives O +was O +linearized O +with O +Nde O +I O +and O +transcribed O +with O +SP6 O +RNA O +polymerase O +as O +previously O +described O +[ O +22 O +, O +27 O +] O +. O + +Transcript O +RNA O +integrity O +and O +concentration O +were O +estimated O +by O +agarose O +gel O +electrophoresis O +, O +in O +parallel O +runs O +with O +known O +amounts O +of O +standard O +C O +- O +S8c1 O +RNA O +. O + +BHK O +- O +21 O +cell O +monolayers O +( O +70 O +% O +confluent O +, O +about O +1 O +x O +106 O +cells O +) O +were O +transfected O +with O +RNA O +transcripts O +( O +1 O +mu O +g O +RNA O +) O +using O +lipofectin O +as O +previously O +described O +[ O +59 O +] O +. O + +Virus O +was O +collected O +from O +the O +culture O +supernatant O +at O +72 O +h O +post O +- O +transfection O +. O + +The O +virus O +obtained O +by O +transfection O +was O +passaged O +twice O +before O +using O +it O +in O +biological O +studies O +. O + +RNA O +was O +extracted O +and O +sequenced O +to O +ascertain O +that O +the O +virus O +maintained O +the O +genomic O +structure O +and O +mutations O +of O +the O +initial O +transcript O +. O + +Consensus O +genomic O +nucleotide O +sequences O +of O +FMDV B +clones O +were O +obtained O +by O +RT O +- O +PCR O +amplification O +of O +virion O +RNA O +using O +specific O +primers O +[ O +7 O +, O +22 O +, O +28 O +] O +. O + +Supporting O +Information O + +Accession O +Numbers O + +The O +GenBank O +accession O +numbers O +for O +the O +C O +- O +S8c1 O +, O + +, O + +, O +CS8p260p3d O +, O +and O +MARLS O +genomic O +sequences O +are O +AJ133357 O +, O +AM409190 O +, O +AM409325 O +, O +DQ409185 O +, O +and O +AF274010 O +, O +respectively O +. O + +Nucleotide O +and O +amino O +acid O +sequences O +for O +picornaviruses O +can O +be O +found O +at O +http O +: O +/ O +/ O +www O +. O +iah O +. O +bbsrc O +. O +ac O +. O +uk O +/ O +virus O +/ O +picornaviridae O +/ O +SequenceDatabase O +/ O +3Ddatabase O +/ O +3D O +. O +HTM O +. O + +Human B +growth O +hormone O +( O +GH1 O +) O +gene O +polymorphism O +map O +in O +a O +normal O +- O +statured O +adult O +population O + +Abstract O + +Objective O + +GH1 O +gene O +presents O +a O +complex O +map O +of O +single O +nucleotide O +polymorphisms O +( O +SNPs O +) O +in O +the O +entire O +promoter O +, O +coding O +and O +noncoding O +regions O +. O + +The O +aim O +of O +the O +study O +was O +to O +establish O +the O +complete O +map O +of O +GH1 O +gene O +SNPs O +in O +our O +control O +normal O +population O +and O +to O +analyse O +its O +association O +with O +adult O +height O +. O + +Design O +, O +subjects O +and O +measurements O + +A O +systematic O +GH1 O +gene O +analysis O +was O +designed O +in O +a O +control O +population O +of O +307 O +adults O +of O +both O +sexes O +with O +height O +normally O +distributed O +within O +normal O +range O +for O +the O +same O +population O +: O +- O +2 O +standard O +deviation O +scores O +( O +SDS O +) O +to O ++ O +2 O +SDS O +. O + +An O +analysis O +was O +performed O +on O +individual O +and O +combined O +genotype O +associations O +with O +adult O +height O +. O + +Results O + +Twenty O +- O +five O +SNPs O +presented O +a O +frequency O +over O +1 O +% O +: O +11 O +in O +the O +promoter O +( O +P1 O +to O +P11 O +) O +, O +three O +in O +the O +5 O +' O +UTR O +region O +( O +P12 O +to O +P14 O +) O +, O +one O +in O +exon O +1 O +( O +P15 O +) O +, O +three O +in O +intron O +1 O +( O +P16 O +to O +P18 O +) O +, O +two O +in O +intron O +2 O +( O +P19 O +and O +P20 O +) O +, O +two O +in O +exon O +4 O +( O +P21 O +and O +P22 O +) O +and O +three O +in O +intron O +4 O +( O +P23 O +to O +P25 O +) O +. O + +Twenty O +- O +nine O +additional O +changes O +with O +frequencies O +under O +1 O +% O +were O +found O +in O +29 O +subjects O +. O + +P8 O +, O +P19 O +, O +P20 O +and O +P25 O +had O +not O +been O +previously O +described O +. O + +P6 O +, O +P12 O +, O +P17 O +and O +P25 O +accounted O +for O +6 O +. O +2 O +% O +of O +the O +variation O +in O +adult O +height O +( O +P O += O +0 O +. O +0007 O +) O +in O +this O +population O +with O +genotypes O +A O +/ O +G O +at O +P6 O +, O +G O +/ O +G O +at O +P6 O +and O +A O +/ O +G O +at O +P12 O +decreasing O +height O +SDS O +( O +- O +0 O +. O +063 O ++ O +/ O +- O +0 O +. O +031 O +, O +- O +0 O +. O +693 O ++ O +/ O +- O +0 O +. O +350 O +and O +- O +0 O +. O +489 O ++ O +/ O +- O +0 O +. O +265 O +, O +Mean O ++ O +/ O +- O +SE O +) O +and O +genotypes O +A O +/ O +T O +at O +P17 O +and O +T O +/ O +G O +at O +P25 O +increasing O +height O +SDS O +( O ++ O +1 O +. O +094 O ++ O +/ O +- O +0 O +. O +456 O +and O ++ O +1 O +. O +184 O ++ O +/ O +- O +0 O +. O +432 O +) O +. O + +Conclusions O + +This O +study O +established O +the O +GH1 O +gene O +sequence O +variation O +map O +in O +a O +normal O +adult O +height O +control O +population O +confirming O +the O +high O +density O +of O +SNPs O +in O +a O +relatively O +small O +gene O +. O + +Our O +study O +shows O +that O +the O +more O +frequent O +SNPs O +did O +not O +significantly O +contribute O +to O +height O +determination O +, O +while O +only O +one O +promoter O +and O +two O +intronic O +SNPs O +contributed O +significantly O +to O +it O +. O + +Studies O +in O +larger O +populations O +will O +have O +to O +confirm O +the O +associations O +and O +in O +vitro O +functional O +studies O +will O +elucidate O +the O +mechanisms O +involved O +. O + +Systematic O +GH1 O +gene O +analysis O +in O +patients B +with O +growth O +delay O +and O +suspected O +GH O +deficiency O +/ O +insufficiency O +will O +clarify O +whether O +different O +SNP O +frequencies O +and O +/ O +or O +the O +presence O +of O +different O +sequence O +changes O +may O +be O +associated O +with O +phenotypes O +in O +them O +. O + +Introduction O + +Human B +skeletal O +growth O +and O +final O +height O +attainment O +are O +a O +result O +of O +a O +multifactorial O +regulation O +involving O +systemic O +and O +local O +hormones O +, O +growth O +and O +nutritional O +factors O +, O +lifestyle O +and O +genetic O +factors O +. O + +Heritability O +estimates1 O +and O +genome O +- O +wide O +linkage O +analysis2 O +have O +shown O +that O +genetic O +factors O +play O +a O +major O +role O +in O +determining O +stature O +. O + +Among O +these O +factors O +, O +the O +GH O +- O +IGF O +- O +I O +axis O +plays O +an O +important O +role O +during O +postnatal O +life O +, O +and O +associations O +between O +structural O +variations O +in O +its O +genes O +and O +height O +are O +currently O +under O +study O +. O +3 O +Although O +growth O +hormone O +( O +GH O +) O +deficiency O +is O +a O +well O +- O +known O +cause O +of O +growth O +retardation O +, O +which O +responds O +to O +GH O +replacement O +therapy O +, O +the O +diagnosis O +and O +physiopathological O +mechanisms O +for O +the O +so O +- O +called O +' O +idiopathic O +isolated O +GH O +deficiency O +' O +( O +IIGHD O +) O +require O +further O +clarification O +. O + +In O +addition O +, O +GH O +secretion O +levels O +and O +markers O +of O +GH O +biological O +activity O +have O +been O +demonstrated O +to O +be O +specific O +and O +sensitive O +only O +in O +major O +deficiency O +states O +. O +4 O +, O +5 O +Genetic O +causes O +of O +GH O +deficiency O +within O +the O +GH1 O +gene O +have O +been O +established O +; O +however O +, O +they O +are O +rarely O +recognized O +and O +only O +sought O +in O +major O +GH O +deficiency O +states O +during O +childhood O +and O +in O +family O +studies O +. O +3 O +GH1 O +gene O +, O +located O +at O +17q22 O +- O +24 O +, O +is O +a O +component O +of O +the O +GH O +gene O +cluster O +in O +which O +five O +genes O +evolving O +from O +a O +common O +ancestor O +are O +91 O +- O +99 O +% O +sequence O +conserved O +( O +paralogues O +) O +. O +6 O +GH1 O +is O +more O +abundantly O +expressed O +in O +pituitary O +cells O +, O +while O +the O +other O +four O +genes O +are O +expressed O +in O +placental O +tissue O +. O + +Large O +deletions O +within O +the O +GH1 O +gene O +cluster O +were O +described O +first O +followed O +by O +point O +mutations O +, O +the O +majority O +of O +which O +affect O +introns O +3 O +or O +4 O +, O +provoke O +skipping O +of O +exon O +3 O +product O +and O +exert O +a O +dominant O +effect O +. O +3 O +, O +7 O +, O +8 O +More O +recently O +, O +the O +presence O +of O +single O +nucleotide O +polymorphic O +points O +( O +SNPs O +) O +in O +the O +promoter O +region O +or O +in O +intron O +4 O +of O +the O +GH1 O +gene O +have O +been O +described9 O +- O +12 O +and O +associations O +with O +promoter O +allele O +activities O +or O +with O +GH O +secretion O +efficacy O +and O +circulating O +IGF O +- O +I O +levels O +in O +growth O +- O +retarded O +patients B +have O +also O +been O +described O +. O +11 O +, O +12 O +Other O +studies O +have O +analysed O +several O +GH1 O +gene O +SNP O +genotypes O +as O +related O +to O +the O +incidence O +of O +neoplasia O +, O +with O +a O +positive O +association O +with O +colorectal O +neoplasia O +for O +intron O +4 O +SNP O +, O +13 O +a O +negative O +result O +for O +breast O +carcinoma14 O +, O +15 O +or O +a O +positive O +one O +for O +breast O +cancer O +risk O +. O +16 O +, O +17 O +In O +addition O +, O +a O +recent O +study O +in O +a O +cohort O +of O +adults O +over O +ages O +60 O +years O +detected O +a O +significant O +association O +between O +genotypes O +at O +one O +SNP O +in O +the O +GH1 O +gene O +promoter O +region O +and O +at O +the O +intron O +4 O +SNP O +described O +by O +Hasegawa O +et O +al O +. O +11 O +with O +baseline O +bone O +density O +and O +accelerated O +bone O +loss O +together O +with O +an O +interaction O +with O +weight O +at O +1 O +year O +. O +18 O +Intron O +4 O +SNP O +described O +by O +Hasegawa O +et O +al O +. O +11 O +has O +also O +been O +associated O +, O +in O +women B +, O +with O +shorter O +body O +height O +and O +reduced O +mortality O +, O +19 O +whereas O +another O +intron O +4 O +SNP O +( O +T1169A O +) O +has O +been O +associated O +in O +both O +sexes O +with O +a O +favourable O +metabolic O +profile O +. O +20 O +A O +systematic O +SNP O +study O +was O +conducted O +by O +Adkins O +et O +al O +. O +21 O +in O +GH1 O +promoter O +, O +coding O +and O +noncoding O +regions O +in O +DNAs O +from O +placental O +tissues O +, O +and O +analysis O +of O +associations O +between O +genotypes O +and O +birth O +weight O +revealed O +an O +association O +between O +an O +alternate O +nucleotide O +at O +- O +1 O +and O ++ O +3 O +of O +translation O +initiation O +site O +and O +fetal O +growth O +restriction O +. O + +However O +, O +no O +systematic O +GH1 O +gene O +analysis O +in O +the O +entire O +promoter O +, O +coding O +and O +noncoding O +regions O +has O +been O +conducted O +in O +adults O +to O +establish O +the O +map O +of O +structural O +variation O +and O +its O +possible O +association O +with O +height O +. O + +The O +relatively O +short O +size O +of O +the O +entire O +gene O +permits O +a O +complete O +analysis O +which O +is O +, O +nevertheless O +, O +hampered O +by O +the O +need O +to O +avoid O +amplification O +of O +any O +other O +of O +the O +GH O +cluster O +genes O +( O +paralogues O +) O +and O +the O +high O +density O +of O +sequence O +variations O +. O + +To O +obtain O +normative O +data O +for O +subsequent O +analysis O +of O +GH1 O +gene O +contribution O +to O +IIGHD O +in O +children B +, O +a O +systematic O +GH1 O +gene O +structural O +analysis O +was O +designed O +in O +a O +normal O +adult O +control O +population O +to O +establish O +the O +GH1 O +gene O +SNP O +map O +in O +adults O +from O +our O +population O +with O +heights O +within O +the O +normal O +range O +, O +determine O +the O +genotype O +frequencies O +and O +analyse O +possible O +associations O +between O +individual O +and O +combined O +SNPs O +with O +height O +. O + +Subjects O +and O +methods O + +Subjects O + +A O +total O +of O +307 O +adult O +subjects O +of O +both O +sexes O +( O +164 O +women B +and O +143 O +men B +) O +were O +recruited O +from O +hospital O +personnel O +and O +parents O +of O +patients B +with O +no O +history O +of O +growth O +retardation O +. O + +Subjects O +had O +to O +fulfil O +the O +following O +criteria O +: O +Iberian O +Peninsular O +( O +except O +Basque O +) O +family O +origin O +and O +no O +family O +history O +of O +pathological O +short O +stature O +. O + +A O +single O +subject O +per O +family O +was O +included O +. O + +The O +protocol O +was O +approved O +by O +the O +Hospital O +Vall O +d O +' O +Hebron O +Ethics O +Committee O +and O +written O +informed O +consent O +was O +obtained O +from O +each O +participant B +. O + +Height O +standard O +deviation O +scores O +( O +height O +SDS O +) O +were O +calculated O +according O +to O +sex O +- O +specific O +reference O +growth O +charts O +for O +the O +Spanish O +population O +( O +Carrascosa O +et O +al O +. O +22 O +charts O +were O +used O +for O +subjects O +under O +ages O +30 O +years O +and O +Hern O +a O +ndez O +et O +al O +. O +23 O +for O +subjects O +aged O +30 O +- O +50 O +years O +) O +. O + +Only O +individuals O +with O +height O +SDS O +between O +- O +2 O +and O ++ O +2 O +SDS O +were O +included O +in O +the O +study O +( O +mean O +- O +0 O +. O +016 O +; O +32 O +women B +and O +28 O +men B +between O +- O +2 O +. O +000 O +and O +- O +1 O +. O +010 O +; O +99 O +women B +and O +80 O +men B +between O +- O +1 O +. O +000 O +and O ++ O +0 O +. O +910 O +; O +33 O +women B +and O +35 O +men B +between O ++ O +1 O +. O +010 O +and O ++ O +1 O +. O +980 O +) O +and O +sample O +size O +was O +adjusted O +for O +normal O +sex O +and O +height O +SDS O +distribution O +. O + +Height O +and O +weight O +were O +recorded O +in O +the O +morning O +by O +a O +single O +observer O +. O + +Height O +was O +measured O +with O +a O +Harpenden O +stadiometer O +. O + +Four O +millilitres O +of O +peripheral O +venous O +blood O +were O +drawn O +into O +EDTA O +- O +containing O +tubes O +for O +molecular O +genetic O +analysis O +. O + +Genomic O +DNA O +study O + +Genomic O +DNA O +was O +obtained O +from O +peripheral O +blood O +following O +the O +method O +described O +by O +Lahiri O +and O +Nurnberger O +. O +24 O +DNA O +was O +amplified O +by O +polymerase O +chain O +reaction O +( O +PCR O +) O +using O +a O +nested O +strategy O +. O + +Briefly O +, O +50 O +ng O +of O +genomic O +DNA O +were O +added O +to O +a O +10 O +micro O +l O +reaction O +mixture O +of O +1 O +mm O +Mg O +( O +OAc O +) O +2 O +, O +0 O +. O +6 O +mm O +dNTPs O +, O +0 O +. O +3 O +micro O +m O +of O +each O +primer O +, O +and O +0 O +. O +4 O +U O +r O +Tth O +DNA O +polymerase O +XL O +( O +Applied O +Biosystems O +, O +Foster O +City O +, O +CA O +, O +USA O +) O +. O + +The O +sense O +and O +antisense O +primers O +used O +corresponded O +to O +nucleotides O +4156 O +- O +5 O +' O +ACGGTCCGCCACTACGCCCA O +- O +3 O +' O +and O +the O +complement O +of O +6948 O +- O +5 O +' O +TGCAGTGAGCCAAGATTGTG O +- O +3 O +' O +of O +the O +GH O +gene O +cluster O +. O +6 O +The O +PCR O +reaction O +mix O +was O +denatured O +for O +5 O +min O +at O +94 O +degrees O +C O +and O +cycled O +40 O +times O +( O +94 O +degrees O +C O +, O +1 O +min O +; O +72 O +degrees O +C O +, O +3 O +min O +30 O +s O +) O +followed O +by O +a O +7 O +- O +min O +extension O +at O +72 O +degrees O +C O +. O + +The O +resulting O +GH1 O +PCR O +products O +( O +2893 O +bp O +) O +were O +used O +as O +templates O +for O +five O +nested O +reactions O +( O +AN O +, O +BL O +, O +CK O +, O +DI O +, O +FP O +) O +, O +carried O +out O +as O +follows O +: O +1 O +micro O +l O +of O +each O +GH1 O +PCR O +product O +was O +added O +to O +a O +20 O +micro O +l O +reaction O +mixture O +of O +1 O +. O +5 O +mm O +MgCl2 O +, O +0 O +. O +2 O +mm O +dNTPs O +, O +0 O +. O +3 O +micro O +m O +of O +each O +primer O +and O +0 O +. O +4 O +U O +Eco O +Taq O +DNA O +polymerase O +( O +Ecogen O +S O +. O +R O +. O +L O +. O +, O +Barcelona O +, O +Spain O +) O +. O + +Reaction O +mixtures O +were O +denatured O +for O +5 O +min O +at O +94 O +degrees O +C O +, O +cycled O +40 O +times O +( O +94 O +degrees O +C O +, O +1 O +min O +; O +58 O +degrees O +C O +, O +1 O +min O +; O +and O +72 O +degrees O +C O +, O +1 O +min O +) O +, O +followed O +by O +a O +7 O +- O +min O +extension O +at O +72 O +degrees O +C O +. O + +Sense O +and O +antisense O +primers O +were O +as O +follows O +: O + +Sequencing O +from O +both O +ends O +was O +performed O +by O +the O +dideoxy O +method O +using O +ABI O +PRISM O +BigDye O +Terminator O +version O +3 O +. O +1 O +Cycle O +Sequencing O +Kit O +( O +Applied O +Biosystems O +, O +Foster O +City O +, O +CA O +, O +USA O +) O +. O + +GH1 O +gene O +nucleotide O +sequence O +published O +by O +Chen O +et O +al O +. O +6 O +was O +used O +as O +control O +. O + +For O +each O +DNA O +, O +the O +five O +segments O +from O +the O +nested O +PCR O +were O +assembled O +with O +the O +SeqEscape O +programme O +( O +Applied O +Biosystems O +) O +and O +interpretation O +was O +made O +visually O +and O +simultaneously O +by O +two O +observers O +. O + +Antisense O +sequencing O +was O +performed O +to O +confirm O +each O +nucleotide O +sequence O +change O +up O +to O +the O +establishment O +of O +the O +more O +frequent O +SNP O +map O +( O +frequency O +over O +1 O +% O +) O +, O +whereas O +less O +frequent O +single O +or O +multiple O +nucleotide O +changes O +were O +reconfirmed O +in O +each O +DNA O +by O +antisense O +sequence O +and O +resequencing O +after O +a O +new O +nested O +PCR O +from O +original O +DNA O +was O +performed O +. O + +Single O +nucleotide O +polymorphism O +( O +SNP O +) O +genotyping O + +The O +sequences O +for O +the O +five O +genes O +of O +the O +GH O +cluster O +identified O +by O +Chen O +et O +al O +. O +6 O +and O +reported O +as O +the O +GI O +sequence O +183148 O +were O +aligned O +using O +the O +Multalin O +program O +. O +25 O +SNPs O +and O +other O +sequence O +changes O +identified O +were O +indicated O +using O +their O +position O +corresponding O +to O +GH1 O +. O + +Genotypes O +were O +deduced O +by O +the O +combination O +of O +genetic O +variation O +at O +the O +polymorphic O +positions O +. O + +Statistical O +analysis O + +Standardized O +height O +was O +investigated O +for O +normal O +distribution O +( O +Kolmogorov O +- O +Smirnov O +test O +: O +c2 O += O +2 O +. O +882 O +, O +P O += O +0 O +. O +4733 O +) O +. O + +Hardy O +- O +Weinberg O +equilibrium O +was O +tested O +for O +SNPs O +presenting O +three O +alternate O +genotypes O +according O +to O +standard O +procedures O +using O +chi O +2 O +- O +analysis O +. O +anova O +test O +was O +applied O +to O +investigate O +individual O +and O +combined O +SNP O +association O +with O +adult O +height O +SDS O +; O +significance O +assessment O +was O +adjusted O +for O +multiple O +testing O +using O +Fisher O +' O +s O +PLSD O +test O +setting O +Pcritical O += O +0 O +. O +05 O +or O +the O +Bonferroni O +- O +Dunn O +test O +setting O +Pcritical O += O +0 O +. O +05 O +/ O +n O +( O +n O += O +number O +of O +comparisons O +carried O +out O +) O +. O + +Stepwise O +regression O +analysis O +was O +applied O +to O +predict O +the O +contribution O +of O +SNPs O +to O +adult O +height O +SDS O +. O + +Statview O +4 O +. O +5 O +program O +( O +Abacus O +Concepts O +Inc O +. O +, O +Berkeley O +, O +CA O +, O +USA O +) O +was O +used O +for O +statistical O +analyses O +. O + +Results O + +GH1 O +gene O +sequence O +variation O + +GH1 O +gene O +sequence O +comparison O +with O +the O +GI O +- O +183148 O +sequence O +published O +by O +Chen O +et O +al O +. O +6 O +yielded O +a O +total O +of O +54 O +single O +or O +multiple O +nucleotide O +changes O +. O + +Twenty O +- O +five O +SNPs O +presented O +a O +frequency O +over O +1 O +% O +( O +genotypes O +and O +frequencies O +are O +listed O +in O +Table O +1 O +) O +. O + +SNPs O +which O +presented O +the O +three O +alternate O +genotypes O +( O +P2 O +to O +P4 O +, O +P6 O +, O +P7 O +, O +P10 O +and O +P24 O +) O +were O +in O +Hardy O +- O +Weinberg O +equilibrium O +( O +data O +not O +shown O +) O +. O + +Twenty O +- O +nine O +additional O +changes O +were O +found O +with O +a O +frequency O +under O +1 O +% O +or O +involving O +more O +than O +one O +nucleotide O +and O +thus O +could O +be O +considered O +as O +rare O +variant O +SNPs O +( O +R1 O +to O +R29 O +) O +( O +Table O +2 O +) O +. O + +These O +changes O +were O +found O +in O +29 O +of O +307 O +subjects O +( O +9 O +. O +4 O +% O +) O +, O +all O +in O +heterozygosity O +. O + +GH1 O +- O +paralogue O +alignment O + +A O +sequence O +alignment O +was O +performed O +to O +study O +possible O +sequence O +recombinations O +among O +paralogues O +of O +the O +five O +GH1 O +- O +gene O +cluster O +( O +Fig O +. O +1 O +) O +. O + +This O +alignment O +showed O +that O +9 O +of O +25 O +SNPs O +( O +36 O +% O +) O +in O +the O +GH1 O +gene O +did O +not O +correspond O +to O +any O +of O +the O +paralogues O +. O + +Among O +the O +29 O +rare O +SNPs O +found O +, O +six O +( O +20 O +. O +7 O +% O +) O +did O +not O +correspond O +to O +any O +of O +the O +paralogues O +: O +two O +were O +located O +in O +the O +5 O +' O +UTR O +region O +( O +R9 O +and O +R10 O +) O +, O +two O +in O +intron O +1 O +( O +positions O +5300 O += O +R14 O +and O +5302 O += O +R17 O +) O +, O +one O +in O +intron O +2 O +( O +position O +5679 O += O +R21 O +) O +and O +one O +in O +intron O +4 O +( O +position O +6344 O += O +R23 O +) O +( O +Table O +2 O +) O +. O + +Equivalence O +with O +previously O +reported O +GH1 O +changes O + +Equivalence O +with O +changes O +and O +SNPs O +previously O +reported O +by O +other O +authors O +are O +shown O +in O +Table O +3 O +. O + +The O +majority O +found O +a O +high O +density O +of O +SNPs O +in O +the O +promoter O +and O +5 O +' O +UTR O +regions O +in O +control O +populations O +. O +10 O +, O +12 O +, O +21 O +Several O +sequence O +changes O +have O +been O +reported O +in O +patients B +with O +familial O +or O +idiopathic O +short O +stature O +, O +11 O +, O +26 O +, O +27 O +whereas O +P8 O +, O +P19 O +, O +P20 O +and O +P25 O +( O +at O +positions O +5165 O +, O +5681 O +, O +5686 O +and O +6358 O +, O +respectively O +, O +in O +the O +Genebank O +accession O +GI O +183148 O +) O +located O +in O +the O +promoter O +, O +intron O +2 O +and O +intron O +4 O +regions O +, O +respectively O +, O +had O +not O +been O +previously O +described O +. O + +GH1 O +genotypes O +and O +associations O +with O +height O +SDS O + +Associations O +between O +genotypes O +and O +standardized O +height O +were O +first O +studied O +in O +the O +subpopulation O +of O +278 O +controls O +carrying O +only O +the O +25 O +most O +frequent O +SNPs O +in O +the O +GH1 O +gene O +( O +c2 O += O +2 O +. O +59 O +; O +P O += O +0 O +. O +5458 O +for O +normality O +of O +height O +distribution O +) O +. O + +Three O +individual O +SNPs O +showed O +a O +statistically O +significant O +association O +with O +height O +SDS O +: O +at O +positions O +5286 O +( O +P16 O +) O +, O +5290 O +( O +P17 O +) O +and O +6358 O +( O +P25 O +) O +. O + +Subjects O +with O +heterozygous O +genotypes O +presented O +statistically O +significant O +taller O +stature O +than O +the O +corresponding O +homozygous O +genotypes O +( O +P O += O +0 O +. O +016 O +for O +P16 O +, O +P O += O +0 O +. O +015 O +for O +P17 O +and O +P O += O +0 O +. O +023 O +for O +P25 O +) O +( O +Fig O +. O +2a O +, O +b O +, O +c O +) O +. O + +P16 O +and O +P17 O +were O +in O +linkage O +disequilibrium O +( O +LD O +) O +( O +r2 O += O +0 O +. O +831 O +) O +, O +while O +P25 O +was O +carried O +by O +six O +subjects O +homozygous O +at O +P16 O +and O +P17 O +. O + +GH1 O +gene O +genotypes O +were O +defined O +by O +genetic O +variation O +in O +the O +25 O +polymorphic O +positions O +. O + +We O +found O +163 O +different O +combinations O +. O + +Only O +two O +genotypes O +presented O +a O +frequency O +over O +5 O +% O +( O +Table O +4 O +) O +. O + +Height O +SDS O +in O +the O +two O +more O +frequent O +genotypes O +did O +not O +differ O +significantly O +and O +covered O +the O +whole O +height O +range O +. O + +Genotype O +1 O +presented O +four O +heterozygous O +variations O +and O +Genotype O +2 O +was O +the O +corresponding O +homozygous O +genotype O +. O + +Heterozygous O +positions O +corresponded O +to O +SNPs O +with O +the O +highest O +frequency O +variation O +( O +4886 O +( O +P4 O +) O +, O +5107 O +( O +P7 O +) O +, O +5157 O +( O +P10 O +) O +and O +6331 O +( O +P24 O +) O +) O +. O + +In O +addition O +, O +DNAs O +exhibited O +a O +different O +genotype O +in O +each O +of O +129 O +subjects O +( O +46 O +. O +4 O +% O +) O +. O + +The O +11 O +SNPs O +found O +in O +the O +promoter O +region O +( O +Table O +1 O +) O +were O +grouped O +in O +94 O +genotypes O +and O +analysed O +for O +association O +with O +adult O +height O +SDS O +. O + +The O +four O +more O +frequent O +combinations O +are O +listed O +in O +Table O +4 O +: O +height O +SDS O +of O +these O +four O +genotypes O +did O +not O +differ O +statistically O +although O +Genotype O +3 O +tended O +to O +have O +a O +shorter O +height O +. O + +Genotype O +3 O +differed O +from O +Genotype O +1 O +in O +the O +SNP O +located O +at O +position O +5089 O +( O +P6 O +) O +, O +corresponding O +to O +Pit O +1 O +proximal O +responsive O +element O +for O +GH1 O +gene O +promoter O +. O + +Genotype O +4 O +is O +heterozygous O +at O +positions O +4856 O +( O +P2 O +) O +, O +4863 O +( O +P3 O +) O +and O +5107 O +( O +P7 O +) O +. O + +In O +addition O +, O +19 O +% O +of O +cases O +exhibited O +a O +genotype O +in O +the O +promoter O +region O +carried O +by O +only O +one O +subject O +. O + +Combination O +of O +the O +three O +SNPs O +in O +the O +5 O +' O +UTR O +region O +of O +GH1 O +gene O +resulted O +in O +five O +different O +genotypes O +. O + +SNPs O +at O +positions O +5178 O +( O +P12 O +) O +and O +5187 O +( O +P13 O +) O +were O +in O +LD O +( O +r2 O += O +0 O +. O +88 O +) O +. O + +Mean O +height O +SDS O +comparison O +among O +these O +genotypes O +was O +not O +statistically O +significant O +, O +although O +mean O +height O +SDS O +of O +alternate O +nucleotide O +carriers O +at O +position O +5178 O +( O +P12 O +) O +tended O +to O +be O +shorter O +( O +Table O +4 O +) O +. O + +An O +anova O +analysis O +was O +conducted O +to O +investigate O +the O +interaction O +between O +two O +or O +more O +SNPs O +and O +height O +SDS O +. O + +SNPs O +at O +positions O +5286 O +( O +P16 O +) O +and O +5290 O +( O +P17 O +) O +were O +in O +LD O +( O +r2 O += O +0 O +. O +83 O +) O +: O +the O +heterozygous O +genotype O +AG O +/ O +AT O +for O +these O +SNPs O +was O +associated O +with O +taller O +stature O +( O +shown O +above O +) O +. O + +SNP O +at O +position O +6358 O +( O +P25 O +) O +increased O +the O +expected O +height O +SDS O +for O +individual O +carriers O +of O +the O +G O +allele O +at O +5089 O +( O +P6 O +) O +SNP O +as O +shown O +in O +Fig O +. O + +2 O +( O +d O +) O +: O +subjects O +heterozygous O +at O +6358 O +( O +P25 O +) O +were O +taller O +than O +the O +mean O +, O +and O +mean O +height O +SDS O +of O +subjects O +with O +GG O +/ O +TG O +combined O +genotype O +was O +significantly O +higher O +than O +the O +corresponding O +GG O +/ O +TT O +genotype O +( O +P O += O +0 O +. O +0021 O +) O +, O +suggesting O +an O +interaction O +between O +these O +two O +SNPs O +as O +they O +were O +not O +in O +LD O +. O + +Analysis O +of O +height O +SDS O +association O +with O +the O +most O +frequent O +single O +and O +combined O +SNPs O +and O +with O +rare O +variant O +SNPs O +was O +performed O +in O +the O +29 O +individuals O +carrying O +the O +rare O +SNPs O +( O +Table O +2 O +) O +. O + +None O +of O +them O +carried O +any O +of O +the O +three O +SNPs O +( O +P16 O +, O +P17 O +and O +P25 O +) O +related O +to O +taller O +stature O +in O +the O +population O +of O +278 O +controls O +with O +only O +the O +frequent O +SNPs O +. O + +In O +these O +29 O +, O +mean O +height O +SDS O +( O +0 O +. O +000 O ++ O +/ O +- O +0 O +. O +987 O +, O +from O +- O +1 O +. O +930 O +to O ++ O +1 O +. O +870 O +) O +did O +not O +differ O +from O +that O +of O +the O +278 O +controls O +( O +- O +0 O +. O +018 O ++ O +/ O +- O +1 O +. O +041 O +, O +from O +- O +2 O +. O +000 O +to O ++ O +1 O +. O +980 O +) O +. O + +Analysis O +of O +associations O +between O +individual O +SNP O +genotypes O +and O +height O +SDS O +revealed O +that O +SNPs O +at O +positions O +5089 O +( O +P6 O +) O +, O +5178 O +( O +P12 O +) O +and O +5187 O +( O +P13 O +) O +were O +associated O +with O +significantly O +shorter O +stature O +( O +Fig O +. O +2e O +) O +. O + +Only O +two O +sequence O +changes O +considered O +as O +rare O +SNPs O +were O +carried O +by O +individuals O +in O +the O +lower O +normal O +height O +range O +( O +between O +- O +1 O +. O +500 O +and O +- O +2 O +. O +000 O +SDS O +) O +( O +Table O +2 O +) O +: O +R4 O +( O +4979 O +C O +> O +T O +) O +in O +the O +promoter O +region O +and O +R14 O +( O +5300 O +C O +> O +T O +) O +in O +intron O +1 O +. O + +Predicted O +single O +amino O +acid O +changes O +located O +in O +exon O +5 O +( O +R25 O +to O +R27 O +) O +were O +not O +associated O +with O +short O +stature O +. O + +In O +the O +entire O +population O +of O +307 O +controls O +, O +stepwise O +regression O +analysis O +between O +height O +SDS O +and O +genotypes O +at O +the O +25 O +SNPs O +showed O +that O +genotypes O +at O +5089 O +( O +P6 O +) O +, O +5178 O +( O +P12 O +) O +, O +5290 O +( O +P17 O +) O +and O +6358 O +( O +P25 O +) O +were O +significantly O +correlated O +with O +height O +SDS O +( O +r2 O += O +0 O +. O +062 O +, O +P O += O +0 O +. O +0007 O +) O +with O +genotypes O +A O +/ O +G O +at O +P6 O +, O +G O +/ O +G O +at O +P6 O +and O +A O +/ O +G O +at O +P12 O +decreasing O +height O +SDS O +( O +- O +0 O +. O +063 O ++ O +/ O +- O +0 O +. O +031 O +, O +- O +0 O +. O +693 O ++ O +/ O +- O +0 O +. O +350 O +and O +- O +0 O +. O +489 O ++ O +/ O +- O +0 O +. O +265 O +, O +respectively O +, O +Mean O ++ O +/ O +- O +SE O +) O +and O +genotypes O +A O +/ O +T O +at O +P17 O +and O +T O +/ O +G O +at O +P25 O +increasing O +height O +SDS O +( O ++ O +1 O +. O +094 O ++ O +/ O +- O +0 O +. O +456 O +and O ++ O +1 O +. O +184 O ++ O +/ O +- O +0 O +. O +432 O +, O +respectively O +) O +. O + +Discussion O + +Genetic O +variations O +within O +human B +GH1 O +gene O +have O +been O +described O +by O +several O +authors O +. O +9 O +- O +12 O +, O +21 O +The O +populations O +described O +to O +date O +comprised O +small O +numbers O +of O +normal O +- O +stature O +individuals O +, O +9 O +male O +adults O +with O +narrow O +height O +range12 O +or O +growth O +- O +retarded O +patients B +with O +/ O +without O +GHD O +before O +achievement O +of O +adult O +height O +. O +9 O +, O +11 O +, O +12 O +Our O +study O +was O +designed O +to O +characterize O +the O +GH1 O +gene O +sequence O +variation O +in O +individuals O +within O +the O +whole O +range O +of O +normal O +adult O +height O +( O +between O +- O +2 O +and O ++ O +2 O +SDS O +) O +according O +to O +the O +standards O +for O +our O +population O +. O + +Height O +was O +normally O +distributed O +, O +both O +sexes O +were O +equally O +represented O +and O +the O +GI O +- O +183148 O +homozygous O +sequence6 O +was O +used O +for O +comparison O +. O + +A O +nested O +PCR O +with O +specific O +primers O +for O +GH1 O +gene O +was O +designed O +, O +thus O +avoiding O +amplification O +of O +any O +other O +GH O +gene O +paralogue O +of O +the O +GH O +gene O +cluster O +. O + +Our O +results O +establish O +a O +map O +of O +25 O +SNPs O +as O +present O +in O +over O +1 O +% O +of O +individuals O +, O +whereas O +29 O +other O +sequence O +changes O +( O +single O +or O +multiple O +nucleotide O +) O +are O +present O +in O +less O +than O +1 O +% O +of O +subjects O +. O + +More O +than O +50 O +% O +( O +n O += O +14 O +) O +of O +SNPs O +are O +located O +in O +the O +promoter O +and O +5 O +' O +UTR O +regions O +, O +thus O +confirming O +previous O +reports O +: O +Giordano O +et O +al O +. O +9 O +reported O +eight O +SNPs O +in O +the O +promoter O +and O +5 O +' O +UTR O +regions O +, O +Wagner O +et O +al O +. O +10 O +16 O +SNPs O +from O +the O +promoter O +to O +intron O +1 O +and O +Horan O +et O +al O +. O +12 O +identified O +36 O +haplotypes O +in O +control O +subjects O +of O +the O +British O +population O +, O +which O +would O +result O +from O +the O +combination O +of O +15 O +of O +the O +previously O +reported O +SNPs O +. O + +Our O +results O +confirm O +the O +presence O +of O +13 O +of O +those O +points O +; O +SNP O +at O +5165 O +( O +R11 O +in O +the O +present O +study O +and O ++ O +3 O +in O +references9 O +, O +12 O +) O +was O +present O +in O +less O +than O +1 O +% O +of O +subjects O +and O +a O +new O +SNP O +is O +described O +( O +P8 O +at O +5116 O +in O +the O +VDR O +/ O +RA O +/ O +T3 O +responsive O +element O +sequence O +) O +. O + +The O +remaining O +SNPs O +( O +from O +P15 O +to O +P25 O +, O +n O += O +11 O +) O +are O +distributed O +in O +introns O +1 O +, O +2 O +and O +4 O +, O +and O +among O +coding O +regions O +only O +exon O +1 O +and O +exon O +4 O +bear O +a O +total O +of O +three O +SNPs O +, O +two O +of O +which O +predict O +an O +amino O +acid O +change O +( O +P15 O +and O +P21 O +) O +. O + +These O +two O +latter O +SNPs O +had O +been O +described O +by O +Millar O +et O +al O +. O +26 O +and O +the O +more O +frequent O +SNP O +in O +intron O +4 O +( O +P24 O +) O +has O +been O +described O +by O +Hasegawa O +et O +al O +. O +11 O +together O +with O +the O +two O +more O +frequent O +SNPs O +in O +the O +promoter O +region O +( O +P4 O +and O +P7 O +in O +our O +map O +) O +. O + +Three O +new O +SNPs O +are O +described O +( O +P19 O +and O +P20 O +in O +intron O +2 O +and O +P25 O +in O +intron O +4 O +) O +, O +all O +outside O +the O +splice O +sites O +. O + +Only O +SNPs O +presenting O +high O +frequency O +are O +present O +in O +homozygous O +alternate O +state O +and O +this O +accounts O +mostly O +for O +the O +majority O +of O +the O +promoter O +and O +5 O +' O +UTR O +SNPs O +and O +in O +the O +intron O +4 O +more O +frequent O +SNP O +( O +P24 O +) O +described O +by O +Hasegawa O +et O +al O +. O +11 O +In O +conclusion O +, O +in O +the O +entire O +coding O +and O +noncoding O +GH1 O +gene O +sequence O +, O +only O +P24 O +is O +present O +in O +homozygous O +alternate O +state O +. O + +Our O +results O +show O +that O +the O +GI O +183148 O +homozygous O +sequence O +is O +present O +in O +our O +population O +except O +for O +SNP O +P14 O +in O +the O +5 O +' O +UTR O +region O +which O +is O +only O +present O +as O +the O +alternate O +nucleotide O +in O +homozygous O +or O +heterozygous O +states O +. O + +As O +described O +by O +several O +authors9 O +, O +10 O +, O +12 O +, O +21 O +several O +promoter O +SNPs O +affected O +functional O +sequences O +and O +P6 O +is O +located O +in O +the O +Pit O +1 O +proximal O +responsive O +element O +, O +P7 O +and O +P8 O +in O +the O +VDR O +/ O +RA O +/ O +T3 O +responsive O +element O +and O +P9 O +( O +G O +del O +) O +in O +the O +TATA O +box O +. O + +The O +mechanisms O +by O +which O +the O +high O +density O +of O +SNPs O +in O +the O +GH1 O +gene O +is O +generated O +has O +been O +proposed O +to O +be O +recombination O +and O +gene O +conversion O +with O +any O +other O +( O +s O +) O +of O +the O +GH O +cluster O +genes O +. O +9 O +, O +12 O +, O +28 O +Alignment O +of O +the O +25 O +SNPs O +with O +the O +other O +GH1 O +gene O +paralogues O +demonstrated O +in O +our O +results O +that O +this O +mechanism O +is O +possible O +for O +64 O +% O +of O +SNPs O +. O + +Familial O +SNP O +transmission O +pattern O +analysis O +will O +be O +of O +interest O +to O +support O +the O +hypothesis O +of O +GH O +gene O +recombination O +. O + +In O +addition O +, O +29 O +of O +307 O +individuals O +( O +9 O +. O +4 O +% O +) O +bore O +additional O +GH1 O +sequence O +changes O +with O +frequencies O +under O +1 O +% O +. O + +As O +for O +SNPs O +, O +they O +are O +located O +along O +the O +whole O +gene O +with O +higher O +density O +in O +the O +promoter O +and O +5 O +' O +UTR O +regions O +. O + +Interestingly O +, O +intron O +3 O +and O +exon O +5 O +present O +several O +of O +these O +less O +frequent O +changes O +. O + +Intron O +3 O +has O +been O +shown O +to O +carry O +the O +majority O +of O +single O +nucleotide O +mutations O +causing O +the O +dominant O +form O +of O +GH O +deficiency O +. O +3 O +The O +two O +single O +nucleotide O +changes O +detected O +in O +intron O +3 O +( O +R15 O +at O +6056 O +and O +R16 O +at O +6061 O +) O +are O +in O +perfect O +LD O +( O +r2 O += O +1 O +. O +0 O +) O +and O +located O +within O +the O +enhancer O +splice O +site O +element O +( O +ESE O +) O +described O +by O +Ryther O +et O +al O +. O +29 O +, O +30 O +Studies O +in O +additional O +normal O +or O +growth O +- O +retarded O +populations O +will O +permit O +description O +of O +their O +possible O +clinical O +implications O +. O + +Five O +single O +nucleotide O +changes O +are O +located O +in O +exon O +5 O +; O +of O +these O +five O +, O +three O +predict O +an O +amino O +acid O +change O +, O +and O +one O +of O +the O +three O +( O +Ile179Met O +) O +has O +been O +described O +by O +Lewis O +et O +al O +. O +27 O +in O +a O +paediatric O +patient B +with O +familial O +short O +stature O +and O +the O +other O +two O +, O +as O +yet O +undescribed O +, O +are O +contiguous O +in O +a O +single O +individual O +( O +Pro133Hys O +and O +Arg134Leu O +) O +. O + +Polynucleotide O +changes O +are O +mostly O +located O +in O +the O +promoter O +region O +corresponding O +to O +the O +VDR O +/ O +RA O +/ O +T3 O +response O +element O +. O + +As O +for O +frequent O +SNPs O +, O +the O +majority O +of O +the O +sequence O +changes O +with O +frequencies O +under O +1 O +% O +may O +have O +been O +generated O +by O +recombination O +within O +the O +GH O +gene O +cluster O +as O +19 O +of O +24 O +( O +79 O +% O +) O +may O +correspond O +to O +one O +or O +more O +of O +the O +GH1 O +gene O +paralogues O +. O + +Our O +results O +now O +show O +the O +diversity O +and O +complexity O +of O +SNP O +genotypes O +, O +as O +previously O +highlighted O +by O +other O +authors9 O +, O +10 O +, O +12 O +, O +21 O +in O +a O +normal O +adult O +height O +control O +population O +. O + +Our O +initial O +aim O +when O +designing O +the O +present O +study O +was O +to O +establish O +the O +map O +of O +GH1 O +gene O +SNPs O +in O +our O +adult O +control O +population O +with O +heights O +normally O +distributed O +within O +the O +entire O +normal O +range O +for O +further O +comparison O +with O +genotypes O +in O +our O +paediatric O +population O +with O +growth O +delay O +, O +variable O +response O +to O +GH O +secretion O +tests O +and O +adequate O +response O +to O +GH O +therapy O +. O + +Analysis O +of O +SNP O +association O +with O +adult O +height O +was O +subsequently O +performed O +to O +establish O +a O +body O +of O +knowledge O +useful O +for O +comparing O +patient B +genotypes O +and O +phenotypes O +. O + +This O +analysis O +was O +first O +performed O +in O +controls O +bearing O +only O +frequent O +SNPs O +( O +90 O +. O +5 O +% O +of O +the O +total O +population O +) O +. O + +We O +demonstrate O +that O +the O +four O +SNPs O +with O +the O +highest O +allelic O +variation O +frequencies O +( O +P4 O +, O +P7 O +, O +P10 O +and O +P24 O +) O +do O +not O +significantly O +contribute O +to O +adult O +height O +determination O +, O +with O +the O +heterozygous O +genotype O +being O +the O +most O +frequent O +followed O +by O +the O +corresponding O +homozygous O +genotype O +in O +the O +whole O +sequence O +, O +and O +heights O +are O +normally O +distributed O +over O +the O +entire O +height O +range O +. O + +The O +third O +most O +frequent O +combined O +genotype O +in O +the O +promoter O +region O +in O +our O +population O +presented O +, O +in O +addition O +, O +in O +heterozygosity O +, O +the O +SNP O +at O +P6 O +in O +the O +sequence O +regulated O +by O +Pit O +1 O +and O +although O +mean O +height O +of O +individuals O +( O +6 O +. O +1 O +% O +) O +bearing O +this O +genotype O +was O +around O +- O +0 O +. O +5 O +SDS O +, O +this O +was O +not O +statistically O +significant O +. O + +Analysis O +of O +single O +SNP O +genotype O +association O +with O +adult O +height O +yielded O +few O +clues O +as O +to O +the O +contribution O +of O +GH1 O +gene O +variation O +to O +adult O +height O +determination O +. O + +Only O +three O +SNPs O +( O +P16 O +, O +P17 O +and O +P25 O +) O +, O +present O +with O +low O +frequency O +and O +only O +in O +heterozygous O +state O +, O +were O +individually O +significantly O +associated O +with O +taller O +stature O +and O +none O +was O +individually O +associated O +with O +shorter O +stature O +. O + +P16 O +and O +P17 O +( O +in O +LD O +, O +r2 O += O +0 O +. O +83 O +) O +are O +located O +in O +intron O +1 O +and O +P25 O +in O +intron O +4 O +. O + +The O +resulting O +sequence O +for O +the O +presence O +of O +P16 O +and O +P17 O +corresponded O +to O +the O +paralogue O +GH2 O +and O +generated O +a O +responsive O +element O +for O +a O +core O +- O +binding O +protein O +( O +Matinspector O +Programme O +, O +Geometrix O +Software O +GmbH O +, O +M O +u O +nchen O +, O +Germany O +) O +with O +three O +Kruppel O +- O +type O +zinc O +fingers O +which O +could O +increase O +the O +efficacy O +of O +GH1 O +gene O +transcription O +; O +31 O +, O +32 O +moreover O +, O +Kruppel O +- O +like O +proteins O +have O +recently O +been O +described O +in O +the O +brain O +. O +33 O +Stepwise O +regression O +analysis O +demonstrated O +that O +P17 O +and O +P25 O +contribute O +, O +separately O +, O +to O +an O +increase O +of O +almost O +1 O +. O +0 O +height O +SDS O +. O + +P16 O +and O +P17 O +had O +been O +described O +by O +Adkins O +et O +al O +. O +21 O +although O +they O +found O +no O +association O +with O +fetal O +growth O +, O +whereas O +P25 O +had O +not O +previously O +been O +described O +. O + +The O +mechanisms O +by O +which O +they O +may O +determine O +taller O +final O +height O +should O +be O +established O +by O +in O +vitro O +studies O +analysing O +GH1 O +gene O +transcription O +and O +GH O +protein O +translation O +efficiencies O +. O + +Analysis O +of O +interaction O +effect O +between O +SNPs O +detected O +that O +variation O +at O +P25 O +masked O +an O +effect O +of O +P6 O +. O + +Individuals O +homozygous O +at O +P25 O +( O +TT O +) O +present O +a O +significant O +association O +between O +P6 O +genotype O +and O +height O +with O +the O +homozygous O +alternate O +genotype O +at O +P6 O +( O +GG O +) O +being O +associated O +with O +shorter O +stature O +. O + +This O +was O +further O +confirmed O +in O +the O +subpopulation O +of O +29 O +individuals O +bearing O +rare O +SNPs O +who O +, O +in O +the O +absence O +of O +heterozygous O +change O +at O +P25 O +, O +presented O +significantly O +shorter O +stature O +in O +the O +heterozygous O +alternate O +nucleotide O +change O +at O +P6 O +( O +AG O +) O +. O + +P6 O +, O +located O +at O +Pit O +1 O +proximal O +responsive O +element O +of O +the O +GH1 O +gene O +promoter O +, O +was O +first O +described O +by O +Wagner O +et O +al O +. O +10 O +and O +Giordano O +et O +al O +. O +9 O +and O +further O +by O +Horan O +et O +al O +. O +12 O +Six O +of O +nine O +GH1 O +gene O +promoter O +haplotypes O +bearing O +the O +alternate O +G O +at O +P6 O +presented O +lower O +transcriptional O +activities O +and O +electrophoretic O +mobility O +shift O +assays O +( O +EMSA O +) O +detected O +differential O +protein O +binding O +strength O +, O +although O +in O +vitro O +studies O +were O +unable O +to O +identify O +this O +SNP O +as O +a O +major O +determinant O +of O +GH1 O +gene O +expression O +level O +. O +12 O +A O +recent O +study O +from O +Giordano O +et O +al O +. O +34 O +has O +shown O +a O +twofold O +reduced O +luciferase O +activity O +for O +the O +G O +nucleotide O +bearing O +promoter O +haplotype O +in O +transfected O +rat B +pituitary O +cells O +. O + +Genotypes O +at O +P6 O +had O +also O +been O +associated O +with O +decreased O +breast O +cancer O +risk O +through O +its O +association O +with O +lower O +GH O +secretion O +and O +IGF O +- O +I O +circulating O +levels O +. O +16 O +, O +17 O + +In O +our O +results O +, O +GH1 O +gene O +polymorphic O +structural O +variation O +accounted O +for O +only O +6 O +. O +2 O +% O +of O +adult O +height O +determination O +in O +the O +entire O +adult O +population O +studied O +and O +genome O +- O +wide O +linkage O +analysis O +of O +stature O +in O +multiple O +populations O +revealed O +no O +linkage O +with O +chromosome O +17 O +GH O +gene O +cluster O +. O +2 O +, O +35 O +As O +only O +some O +of O +the O +less O +frequent O +SNPs O +are O +statistically O +associated O +with O +height O +, O +and O +in O +view O +of O +the O +high O +density O +of O +SNPs O +, O +our O +study O +may O +be O +hampered O +by O +selection O +bias36 O +and O +would O +ideally O +have O +required O +a O +wider O +sampling O +of O +some O +2 O +000 O +individuals O +; O +however O +, O +this O +was O +a O +highly O +laborious O +strategy O +when O +the O +complete O +sequencing O +technique O +is O +applied O +. O + +The O +high O +density O +of O +SNPs O +and O +their O +proximity O +hamper O +other O +genotyping O +strategies O +for O +rapid O +determination O +of O +the O +complete O +GH1 O +SNP O +map O +in O +large O +control O +and O +patient B +populations O +. O + +Individual O +SNP O +associations O +with O +height O +or O +other O +GH O +secretion O +- O +related O +phenotypic O +traits O +will O +require O +further O +confirmation O +by O +studies O +in O +larger O +populations O +and O +by O +in O +vitro O +functional O +studies O +. O + +In O +conclusion O +, O +our O +study O +established O +the O +GH1 O +gene O +sequence O +variation O +map O +in O +an O +adult O +control O +population O +with O +heights O +normally O +distributed O +within O +the O +normal O +range O +. O + +SNPs O +and O +other O +sequence O +change O +contributions O +to O +skeletal O +growth O +as O +observed O +at O +adult O +height O +demonstrated O +that O +, O +despite O +the O +high O +frequency O +of O +variation O +and O +diversity O +and O +complexity O +of O +combinations O +, O +only O +some O +of O +the O +less O +frequent O +SNPs O +were O +associated O +with O +taller O +stature O +( O +P17 O +in O +intron O +1 O +and O +P25 O +in O +intron O +4 O +) O +, O +even O +masking O +the O +SNP O +contribution O +to O +a O +shorter O +one O +( O +P6 O +in O +the O +promoter O +and O +P12 O +in O +the O +5 O +' O +UTR O +regions O +, O +respectively O +) O +. O + +Systematic O +GH1 O +gene O +analysis O +in O +patients B +with O +growth O +delay O +and O +suspected O +GH O +deficiency O +/ O +insufficiency O +will O +clarify O +whether O +different O +SNP O +frequencies O +and O +/ O +or O +the O +presence O +of O +different O +sequence O +changes O +may O +be O +associated O +with O +phenotypes O +in O +them O +. O + +Elevated O +Blood O +Lead O +Levels O +of O +Children B +in O +Guiyu O +, O +an O +Electronic O +Waste O +Recycling O +Town O +in O +China O + +Abstract O + +Background O + +Electronic O +waste O +( O +e O +- O +waste O +) O +recycling O +has O +remained O +primitive O +in O +Guiyu O +, O +China O +, O +and O +thus O +may O +contribute O +to O +the O +elevation O +of O +blood O +lead O +levels O +( O +BLLs O +) O +in O +children B +living O +in O +the O +local O +environment O +. O + +Objectives O + +We O +compared O +the O +BLLs O +in O +children B +living O +in O +the O +e O +- O +waste O +recycling O +town O +of O +Guiyu O +with O +those O +living O +in O +the O +neighboring O +town O +of O +Chendian O +. O + +Methods O + +We O +observed O +the O +processing O +of O +e O +- O +waste O +recycling O +in O +Guiyu O +and O +studied O +BLLs O +in O +a O +cluster O +sample O +of O +226 O +children B +< O +6 O +years O +of O +age O +who O +lived O +in O +Guiyu O +and O +Chendian O +. O + +BLLs O +were O +determined O +with O +atomic O +absorption O +spectrophotometry O +. O + +Hemoglobin O +( O +Hgb O +) O +and O +physical O +indexes O +( O +height O +and O +weight O +, O +head O +and O +chest O +circumferences O +) O +were O +also O +measured O +. O + +Results O + +BLLs O +in O +165 O +children B +of O +Guiyu O +ranged O +from O +4 O +. O +40 O +to O +32 O +. O +67 O +mu O +g O +/ O +dL O +with O +a O +mean O +of O +15 O +. O +3 O +mu O +g O +/ O +dL O +, O +whereas O +BLLs O +in O +61 O +children B +of O +Chendian O +were O +from O +4 O +. O +09 O +to O +23 O +. O +10 O +mu O +g O +/ O +dL O +with O +a O +mean O +of O +9 O +. O +94 O +mu O +g O +/ O +dL O +. O + +Statistical O +analyses O +showed O +that O +children B +living O +in O +Guiyu O +had O +significantly O +higher O +BLLs O +compared O +with O +those O +living O +in O +Chendian O +( O +p O +< O +0 O +. O +01 O +) O +. O + +Of O +children B +in O +Guiyu O +, O +81 O +. O +8 O +% O +( O +135 O +of O +165 O +) O +had O +BLLs O +> O +10 O +mu O +g O +/ O +dL O +, O +compared O +with O +37 O +. O +7 O +% O +of O +children B +( O +23 O +of O +61 O +) O +in O +Chendian O +( O +p O +< O +0 O +. O +01 O +) O +. O + +In O +addition O +, O +we O +observed O +a O +significant O +increasing O +trend O +in O +BLLs O +with O +increasing O +age O +in O +Guiyu O +( O +p O +< O +0 O +. O +01 O +) O +. O + +It O +appeared O +that O +there O +was O +correlation O +between O +the O +BLLs O +in O +children B +and O +numbers O +of O +e O +- O +waste O +workshops O +. O + +However O +, O +no O +significant O +difference O +in O +Hgb O +level O +or O +physical O +indexes O +was O +found O +between O +the O +two O +towns O +. O + +Conclusions O + +The O +primitive O +e O +- O +waste O +recycling O +activities O +may O +contribute O +to O +the O +elevated O +BLLs O +in O +children B +living O +in O +Guiyu O +. O + +Disposal O +of O +electronic O +waste O +, O +or O +e O +- O +waste O +, O +is O +an O +emerging O +global O +environmental O +issue O +, O +as O +these O +wastes O +have O +become O +the O +most O +rapidly O +growing O +segment O +of O +the O +municipal O +waste O +stream O +in O +the O +world O +[ O +Dahl O +2002 O +; O +Halluite O +et O +al O +. O +2005 O +; O +Jang O +and O +Townsend O +2003 O +; O +Schmidt O +2002 O +; O +Silicon O +Valley O +Toxics O +Coalition O +( O +SVTC O +) O +2001 O +] O +. O + +It O +is O +reported O +that O +approximately O +500 O +million O +computers O +became O +obsolete O +between O +1997 O +and O +2007 O +in O +the O +United O +States O +( O +National O +Safety O +Council O +1999 O +) O +. O + +Up O +to O +80 O +% O +of O +e O +- O +waste O +from O +the O +United O +States O +has O +seeped O +into O +Asia O +and O +Africa O +( O +Johnson O +2006 O +; O +Puckett O +et O +al O +. O +2002 O +; O +Schmidt O +2002 O +, O +2006 O +; O +SVTC O +2001 O +) O +. O + +It O +is O +noteworthy O +that O +the O +United O +States O +is O +the O +only O +developed O +country O +today O +that O +has O +not O +ratified O +the O +United O +Nations O +Basel O +Convention O +, O +which O +bans O +the O +export O +of O +hazardous O +wastes O +to O +developing O +countries O +( O +United O +Nations O +Environment O +Programme O +1992 O +, O +2006 O +; O +USA O +Today O +2002 O +) O +. O + +Together O +with O +New O +Delhi O +in O +India O +, O +Guiyu O +in O +Shantou O +, O +Guangdong O +Province O +, O +China O +( O +Figure O +1 O +) O +, O +is O +one O +of O +the O +popular O +destinations O +of O +e O +- O +waste O +( O +Brigden O +et O +al O +. O +2005 O +; O +Puckett O +et O +al O +. O +2002 O +) O +. O + +Within O +a O +total O +area O +of O +52 O +km2 O +and O +local O +population O +of O +132 O +, O +000 O +( O +in O +2003 O +) O +, O +Guiyu O +has O +accommodated O +millions O +of O +tons O +of O +e O +- O +waste O +from O +overseas O +and O +domestic O +a O +year O +. O + +Nearly O +60 O +- O +80 O +% O +of O +families O +in O +the O +town O +have O +engaged O +in O +e O +- O +waste O +recycling O +operations O +conducted O +by O +small O +scale O +family O +- O +run O +workshops O +, O +with O +approximately O +100 O +, O +000 O +migrant O +workers O +employed O +in O +processing O +e O +- O +waste O +. O + +Because O +the O +implementation O +of O +a O +clean O +and O +safe O +high O +- O +tech O +recovery O +process O +was O +very O +expensive O +( O +Allsopp O +et O +al O +. O +2006 O +) O +, O +the O +processes O +and O +techniques O +used O +during O +the O +recycling O +activities O +in O +Guiyu O +were O +very O +primitive O +. O + +The O +result O +was O +that O +many O +tons O +of O +e O +- O +waste O +material O +and O +process O +residues O +were O +dumped O +in O +workshops O +, O +yards O +, O +roadsides O +, O +open O +fields O +, O +irrigation O +canals O +, O +riverbanks O +, O +ponds O +, O +and O +rivers O +. O + +Hazardous O +chemicals O +can O +be O +released O +from O +e O +- O +wastes O +through O +disposal O +or O +recycling O +processes O +, O +threatening O +the O +health O +of O +local O +residents O +. O + +Several O +studies O +have O +reported O +the O +soaring O +levels O +of O +toxic O +heavy O +metals O +and O +organic O +contaminants O +in O +samples O +of O +dust O +, O +soil O +, O +river O +sediment O +, O +surface O +water O +, O +and O +groundwater O +of O +Guiyu O +( O +Brigden O +et O +al O +. O +2005 O +; O +Puckett O +et O +al O +. O +2002 O +; O +Wang O +and O +Guo O +2006 O +; O +Wang O +et O +al O +. O +2005 O +; O +Wong O +et O +al O +. O +2006 O +; O +Yu O +et O +al O +. O +2006 O +) O +. O + +Previously O +, O +we O +have O +shown O +that O +the O +residents O +in O +Guiyu O +had O +high O +incidence O +of O +skin O +damage O +, O +headaches O +, O +vertigo O +, O +nausea O +, O +chronic O +gastritis O +, O +and O +gastric O +and O +duodenal O +ulcers O +, O +all O +of O +which O +may O +be O +caused O +by O +the O +primitive O +recycling O +processing O +of O +e O +- O +waste O +( O +Qiu O +et O +al O +. O +2004 O +) O +. O + +Of O +many O +toxic O +heavy O +metals O +, O +lead O +is O +the O +most O +widely O +used O +in O +electronic O +devices O +for O +various O +purposes O +, O +resulting O +in O +a O +variety O +of O +health O +hazards O +due O +to O +environmental O +contamination O +( O +Jang O +and O +Townsend O +2003 O +; O +Musson O +et O +al O +. O +2006 O +; O +Vann O +et O +al O +. O +2006 O +) O +. O + +Lead O +enters O +biological O +systems O +via O +food O +, O +water O +, O +air O +, O +and O +soil O +. O + +Children B +are O +particularly O +vulnerable O +to O +lead O +poisoning O +- O +- O +more O +so O +than O +adults O +because O +they O +absorb O +more O +lead O +from O +their O +environments O +( O +Baghurst O +et O +al O +. O +1992 O +; O +Grigg O +2004 O +; O +Guilarte O +et O +al O +. O +2003 O +; O +Jain O +and O +Hu O +2006 O +; O +Needleman O +2004 O +; O +Safi O +et O +al O +. O +2006 O +; O +Wasserman O +et O +al O +. O +1998 O +) O +. O + +The O +U O +. O +S O +. O + +Centers O +for O +Disease O +Control O +and O +Prevention O +( O +CDC O +) O +defined O +elevated O +blood O +lead O +levels O +( O +BLLs O +) O +as O +those O +> O += O +10 O +mu O +g O +/ O +dL O +in O +children B +< O += O +6 O +years O +of O +age O +( O +CDC O +1991 O +) O +. O + +Nevertheless O +, O +studies O +have O +increasingly O +shown O +that O +low O +blood O +lead O +concentrations O +, O +even O +< O +10 O +mu O +g O +/ O +dL O +, O +were O +inversely O +associated O +with O +children B +' O +s O +IQ O +scores O +and O +academic O +skills O +( O +Canfield O +et O +al O +. O +2003 O +; O +Lanphear O +et O +al O +. O +2000 O +, O +2005 O +; O +Nevin O +2000 O +; O +Schnaas O +et O +al O +. O +2006 O +) O +. O + +Therefore O +, O +no O +safety O +margin O +at O +existing O +exposures O +has O +been O +identified O +( O +Chiodo O +et O +al O +. O +2004 O +; O +Koller O +et O +al O +. O +2004 O +) O +. O + +Considering O +the O +potential O +heavy O +metal O +contamination O +in O +the O +local O +living O +environment O +of O +Guiyu O +, O +we O +hypothesized O +that O +children B +living O +in O +Guiyu O +may O +have O +elevated O +BLLs O +and O +thus O +their O +physical O +and O +mental O +development O +may O +have O +been O +affected O +. O + +In O +this O +study O +, O +we O +evaluated O +the O +mean O +BLLs O +in O +children B +1 O +- O +6 O +years O +of O +age O +living O +in O +Guiyu O +and O +compared O +them O +with O +those O +living O +in O +the O +neighboring O +town O +of O +Chendian O +, O +where O +no O +e O +- O +waste O +processing O +was O +taken O +. O + +Materials O +and O +Methods O + +Geographic O +location O +and O +site O +description O + +There O +are O +28 O +villages O +with O +a O +total O +area O +of O +52 O +km2 O +and O +a O +resident O +population O +of O +132 O +, O +000 O +and O +around O +100 O +, O +000 O +migrant O +workers O +in O +Guiyu O +( O +Figure O +1 O +) O +. O + +We O +chose O +four O +villages O +for O +their O +differences O +in O +the O +scale O +and O +type O +of O +e O +- O +waste O +processing O +. O + +Beilin O +village O +has O +dense O +e O +- O +waste O +workshops O +mainly O +involved O +in O +equipment O +dismantling O +, O +circuit O +board O +baking O +, O +and O +acid O +baths O +; O +Dutou O +village O +specializes O +in O +plastics O +sorting O +, O +including O +manually O +stripping O +plastic O +materials O +from O +electronic O +products O +and O +then O +crudely O +classifying O +them O +; O +Huamei O +village O +had O +workshops O +similar O +to O +those O +of O +Beilin O +, O +but O +they O +are O +fewer O +and O +scattered O +; O +and O +Longgang O +village O +was O +involved O +in O +plastic O +reprocessing O +in O +which O +plastics O +collected O +from O +Dutou O +and O +other O +villages O +were O +washed O +and O +smashed O +into O +tiny O +pieces O +of O +recycled O +plastic O +. O + +We O +used O +the O +neighboring O +town O +of O +Chendian O +as O +a O +control O +because O +the O +local O +residents O +work O +mainly O +in O +the O +textiles O +industry O +, O +not O +in O +e O +- O +waste O +processing O +. O + +The O +population O +, O +traffic O +density O +, O +lifestyle O +, O +and O +socioeconomic O +status O +were O +very O +similar O +to O +those O +of O +Guiyu O +. O + +Study O +population O + +The O +study O +population O +was O +composed O +of O +children B +< O += O +6 O +years O +of O +age O +. O + +No O +children B +involved O +in O +the O +study O +had O +any O +occupational O +exposure O +to O +e O +- O +waste O +. O + +A O +cluster O +sample O +of O +165 O +children B +with O +a O +median O +age O +of O +5 O +. O +0 O +years O +lived O +in O +the O +four O +villages O +of O +Guiyu O +( O +Figure O +1 O +) O +. O + +Sixty O +- O +one O +children B +with O +a O +median O +age O +of O +4 O +. O +0 O +years O +resided O +in O +Chendian O +were O +included O +in O +the O +study O +for O +comparison O +. O + +After O +written O +informed O +consent O +was O +obtained O +from O +the O +parents O +or O +guardians O +, O +blood O +samples O +were O +collected O +from O +the O +children B +at O +village O +kindergartens O +. O + +To O +facilitate O +the O +counseling O +process O +, O +advice O +on O +dietary O +and O +eating O +habits O +to O +minimize O +lead O +exposure O +were O +provided O +to O +the O +local O +residents O +. O + +All O +children B +found O +to O +have O +high O +BLLs O +were O +advised O +to O +get O +further O +hospital O +treatment O +. O + +The O +study O +was O +approved O +by O +the O +Human O +Ethics O +Committee O +of O +Shantou O +University O +Medical O +College O +. O + +Measurement O +of O +BLLs O +and O +hemoglobin O + +Venipuncture O +blood O +samples O +were O +obtained O +from O +each O +volunteer O +at O +the O +kindergarten O +, O +and O +collected O +in O +lead O +- O +free O +tubes O +by O +trained O +nurses O +. O + +Lead O +in O +total O +blood O +was O +analyzed O +by O +graphite O +furnace O +atomic O +absorption O +spectrometry O +( O +GFAAS O +) O +, O +which O +consisted O +of O +a O +Shimadzu O +AA O +- O +660 O +AAS O +and O +GFA O +- O +4B O +graphite O +furnace O +atomizer O +and O +an O +ACS O +- O +60G O +autosampler O +( O +Shimadzu O +Corporation O +, O +Kyoto O +, O +Japan O +) O +. O + +The O +main O +parameters O +used O +for O +the O +determination O +were O +a O +wavelength O +of O +283 O +. O +3 O +nm O +, O +current O +of O +8 O +mA O +, O +a O +slit O +width O +of O +1 O +. O +00 O +nm O +, O +drying O +at O +150 O +degrees O +C O +, O +ashing O +at O +325 O +degrees O +C O +, O +and O +atomization O +at O +1 O +, O +400 O +degrees O +C O +. O + +The O +accuracy O +of O +the O +method O +was O +controlled O +by O +recoveries O +between O +95 O +% O +and O +107 O +% O +from O +the O +spiked O +blood O +samples O +. O + +Repeated O +analyses O +of O +standard O +solutions O +confirmed O +the O +method O +' O +s O +precision O +. O + +The O +BLLs O +were O +expressed O +in O +micrograms O +per O +deciliter O +( O +1 O +mu O +g O +/ O +dL O += O +0 O +. O +0484 O +mu O +mol O +/ O +L O +) O +. O + +Meanwhile O +, O +we O +assessed O +hemoglobin O +( O +Hgb O +) O +levels O +by O +hemoglobin O +cyanide O +method O +with O +hemoglobinometer O +( O +XK O +- O +2 O +, O +JiangSu O +, O +China O +) O +. O + +Evaluation O +of O +physical O +developmental O +indexes O + +Children B +' O +s O +physical O +growth O +and O +development O +, O +such O +as O +body O +height O +, O +weight O +, O +and O +head O +and O +chest O +circumferences O +were O +measured O +when O +blood O +samples O +were O +collected O +. O + +Weight O +and O +height O +were O +measured O +using O +a O +weighing O +and O +height O +scale O +( O +TZ120 O +; O +Yuyao O +Balance O +Instrument O +Factory O +, O +Yuyao O +, O +China O +) O +with O +maximum O +weight O +of O +120 O +kg O +( O +minimum O +scale O +, O +50 O +g O +) O +and O +minimum O +height O +of O +70 O +cm O +( O +minimum O +scale O +, O +0 O +. O +5 O +cm O +) O +. O + +Head O +and O +chest O +circumferences O +were O +measured O +using O +graduated O +anthropometric O +tapes O +. O + +Statistical O +analyses O + +We O +performed O +statistical O +analyses O +using O +SPSS O +version O +10 O +. O +0 O +software O +( O +SPSS O +, O +Chicago O +, O +IL O +, O +USA O +) O +. O + +We O +used O +independent O +sample O +t O +- O +tests O +or O +covariance O +analyses O +for O +comparisons O +of O +mean O +, O +chi O +- O +square O +analyses O +for O +test O +of O +frequency O +data O +, O +and O +linear O +regression O +analysis O +for O +the O +association O +between O +BLLs O +and O +age O +. O + +Differences O +were O +considered O +significant O +with O +a O +p O +- O +value O +< O +0 O +. O +05 O +. O + +Results O + +Observation O +of O +e O +- O +waste O +processing O + +The O +primitive O +e O +- O +waste O +recycling O +procedures O +in O +Guiyu O +were O +mainly O +as O +follows O +: O +a O +) O +Old O +electronic O +equipment O +was O +dismantled O +( O +Figure O +2 O +) O +with O +electric O +drill O +, O +cutter O +, O +hammer O +, O +and O +screwdriver O +into O +component O +parts O +such O +as O +monitor O +, O +hard O +drive O +, O +CD O +driver O +, O +wires O +, O +cables O +, O +circuit O +boards O +, O +transformer O +, O +charger O +, O +battery O +, O +and O +plastic O +or O +metal O +frame O +that O +are O +sold O +for O +reuse O +or O +to O +other O +workshops O +for O +further O +recycling O +. O + +b O +) O +Circuit O +boards O +( O +Figure O +3 O +) O +of O +computers O +and O +other O +large O +appliances O +were O +heated O +over O +coal O +fires O +to O +melt O +the O +solder O +to O +release O +valuable O +electronic O +components O +, O +such O +as O +diodes O +, O +resistors O +, O +and O +microchips O +. O + +c O +) O +Circuit O +boards O +of O +cell O +phones O +and O +other O +hand O +- O +held O +devices O +were O +taken O +apart O +by O +a O +electrothermal O +machine O +( O +Figure O +4 O +) O +, O +which O +was O +a O +particular O +environmental O +and O +human B +health O +concern O +in O +the O +processing O +of O +e O +- O +waste O +in O +Guiyu O +. O + +d O +) O +In O +acid O +baths O +( O +Figure O +5 O +) O +, O +some O +microchips O +and O +computer O +parts O +were O +soaked O +to O +extract O +precious O +gold O +and O +palladium O +, O +from O +which O +the O +waste O +acids O +were O +discharged O +into O +nearby O +fields O +and O +streams O +. O + +e O +) O +Wires O +and O +cables O +were O +stripped O +or O +simply O +burnt O +in O +open O +air O +to O +recover O +metals O +. O + +f O +) O +Printer O +cartridges O +were O +ripped O +apart O +for O +their O +toner O +and O +recyclable O +aluminum O +, O +steel O +, O +and O +plastic O +parts O +. O + +g O +) O +Plastic O +[ O +e O +. O +g O +. O +, O +polyvinyl O +chloride O +( O +PVC O +) O +, O +acrylonitrile O +butadiene O +styrene O +copolymer O +( O +ABS O +) O +, O +high O +- O +density O +polyethylene O +( O +HDPE O +) O +] O +was O +sorted O +by O +workers O +according O +to O +rigidity O +, O +color O +, O +and O +luster O +. O + +Plastic O +scraps O +that O +cannot O +be O +sorted O +visually O +must O +be O +burned O +and O +classified O +by O +burning O +odor O +. O + +Another O +way O +to O +sort O +different O +plastics O +was O +gravitational O +separation O +into O +ceramic O +jugs O +with O +brine O +( O +Figure O +6 O +) O +, O +after O +which O +the O +pieces O +were O +spread O +on O +the O +sidewalk O +to O +dry O +; O +h O +) O +For O +reprocessing O +, O +after O +sorting O +plastic O +scraps O +were O +fed O +into O +grinders O +that O +spit O +out O +tiny O +pieces O +of O +plastic O +. O + +i O +) O +For O +metals O +sorting O +and O +reprocessing O +, O +transformers O +, O +chargers O +, O +batteries O +, O +and O +cathode O +- O +ray O +tubes O +were O +separated O +and O +hammered O +open O +for O +recycling O +metals O +such O +as O +copper O +, O +steel O +, O +silver O +, O +aluminum O +, O +which O +were O +then O +reprocessed O +to O +raw O +material O +. O + +Although O +the O +methods O +for O +processing O +e O +- O +waste O +were O +primitive O +, O +the O +coordination O +of O +e O +- O +waste O +recycling O +in O +Guiyu O +was O +very O +well O +organized O +into O +specific O +tasks O +. O + +Workshops O +specializing O +in O +dismantled O +equipment O +would O +not O +conduct O +circuit O +board O +baking O +or O +plastics O +and O +metals O +reprocessing O +. O + +The O +chain O +of O +recycling O +components O +from O +each O +type O +of O +e O +- O +waste O +was O +well O +established O +in O +the O +town O +. O + +BLLs O +in O +children B + +We O +collected O +blood O +from O +165 O +children B +in O +Guiyu O +and O +61 O +children B +in O +Chendian O +and O +measured O +the O +BLLs O +in O +these O +children B +. O + +Table O +1 O +shows O +that O +the O +BLLs O +corresponded O +to O +the O +children B +' O +s O +age O +, O +sex O +, O +and O +town O +of O +residence O +. O + +As O +expected O +, O +BLLs O +among O +Guiyu O +children B +were O +much O +higher O +than O +those O +in O +the O +children B +of O +Chendian O +( O +p O +< O +0 O +. O +01 O +) O +. O + +Among O +Guiyu O +children B +, O +135 O +( O +81 O +. O +8 O +% O +) O +had O +BLLs O +> O +10 O +mu O +g O +/ O +dL O +, O +whereas O +23 O +( O +37 O +. O +7 O +% O +) O +in O +Chendian O +( O +p O +< O +0 O +. O +01 O +) O +had O +high O +levels O +. O + +Among O +135 O +( O +81 O +. O +8 O +% O +) O +Guiyu O +children B +with O +elevated O +BLLs O +, O +61 O +. O +8 O +% O +and O +20 O +% O +had O +BLLs O +> O +10 O +mu O +g O +/ O +dL O +and O +20 O +mu O +g O +/ O +dL O +respectively O +, O +but O +lead O +levels O +> O +45 O +mu O +g O +/ O +dL O +were O +not O +found O +. O + +And O +BLLs O +of O +Guiyu O +increased O +somewhat O +with O +age O +( O +p O +< O +0 O +. O +01 O +) O +; O +older O +children B +tended O +to O +have O +higher O +BLLs O +than O +younger O +ones O +. O + +We O +found O +no O +evidence O +for O +the O +association O +in O +lead O +concentrations O +or O +prevalence O +of O +elevated O +BLLs O +differentiated O +by O +sex O +( O +both O +p O +> O +0 O +. O +05 O +) O +. O + +Table O +2 O +presents O +BLLs O +for O +165 O +exposed O +children B +in O +the O +four O +villages O +. O + +The O +findings O +showed O +that O +BLLs O +from O +different O +villages O +were O +in O +the O +following O +descending O +order O +: O +Beilin O +, O +19 O +. O +34 O +mu O +g O +/ O +dL O +> O +Dutou O +, O +17 O +. O +86 O +mu O +g O +/ O +dL O +> O +Huamei O +, O +14 O +. O +23 O +mu O +g O +/ O +dL O +> O +Longgang O +, O +13 O +. O +13 O +mu O +g O +/ O +dL O +( O +Table O +2 O +) O +. O + +Children B +living O +in O +Beilin O +, O +where O +the O +number O +of O +e O +- O +waste O +workshops O +specializing O +in O +equipment O +dismantling O +, O +circuit O +board O +baking O +, O +and O +acid O +baths O +, O +had O +the O +highest O +BLLs O +. O + +Dutou O +, O +which O +had O +many O +workshops O +specializing O +in O +plastics O +sorting O +, O +including O +strip O +plastic O +materials O +from O +e O +- O +waste O +, O +had O +the O +second O +highest O +BLLs O +in O +children B +. O + +Huamei O +had O +e O +- O +waste O +workshops O +similar O +to O +those O +of O +Beilin O +, O +but O +fewer O +and O +less O +centralized O +; O +the O +BLLs O +of O +Huamei O +children B +were O +much O +lower O +than O +those O +of O +Beilin O +and O +Dutou O +. O + +Longgang O +, O +a O +village O +specializing O +in O +reprocessing O +plastics O +collected O +from O +other O +villages O +that O +had O +no O +workshops O +directly O +processing O +e O +- O +waste O +, O +had O +the O +lowest O +BLLs O +. O + +There O +was O +a O +significant O +difference O +in O +BLLs O +among O +the O +children B +of O +the O +four O +villages O +( O +p O +< O +0 O +. O +01 O +) O +. O + +In O +Beilin O +and O +Dutou O +, O +88 O +. O +8 O +% O +and O +100 O +% O +children B +had O +elevated O +BLLs O +> O +10 O +mu O +g O +/ O +dL O +, O +respectively O +. O + +As O +far O +as O +physical O +indexes O +and O +Hgb O +levels O +were O +concerned O +, O +there O +was O +no O +significant O +difference O +between O +Guiyu O +and O +Chendian O +( O +p O +> O +0 O +. O +05 O +, O +Table O +3 O +) O +. O + +Discussion O + +In O +this O +study O +, O +we O +observed O +that O +the O +processing O +of O +e O +- O +waste O +in O +Guiyu O +was O +very O +primitive O +and O +the O +recycling O +industry O +depended O +mainly O +on O +manual O +processing O +methods O +. O + +Despite O +the O +fact O +that O +the O +coordination O +of O +the O +e O +- O +waste O +recycling O +is O +well O +organized O +in O +family O +- O +based O +small O +business O +units O +, O +the O +manual O +processing O +methods O +and O +the O +deposition O +of O +the O +e O +- O +waste O +have O +contributed O +to O +the O +contamination O +by O +heavy O +metals O +in O +the O +living O +environment O +. O + +Examination O +of O +the O +possible O +impact O +of O +the O +e O +- O +waste O +industry O +on O +the O +BLLs O +of O +children B +living O +in O +Guiyu O +revealed O +that O +Guiyu O +children B +had O +significantly O +higher O +BLLs O +than O +Chendian O +children B +. O + +Of O +children B +tested O +in O +Guiyu O +, O +81 O +. O +8 O +% O +had O +BLLs O +> O +10 O +mu O +g O +/ O +dL O +, O +indicating O +a O +correlation O +between O +the O +BLLs O +in O +children B +and O +the O +numbers O +of O +e O +- O +waste O +workshops O +. O + +We O +speculated O +that O +the O +elevated O +BLLs O +in O +Guiyu O +children B +may O +be O +directly O +caused O +by O +the O +contamination O +of O +the O +lead O +during O +e O +- O +waste O +recycling O +. O + +However O +, O +further O +study O +should O +be O +conducted O +to O +determine O +the O +relationship O +between O +BLLs O +in O +Children B +and O +the O +actual O +lead O +contamination O +in O +the O +environment O +. O + +Lead O +is O +considered O +one O +of O +the O +major O +heavy O +metal O +contaminants O +during O +the O +process O +of O +e O +- O +waste O +recycling O +. O + +A O +cathode O +ray O +tube O +inside O +a O +television O +set O +or O +a O +computer O +monitor O +contains O +an O +average O +of O +4 O +- O +8 O +lb O +lead O +; O +monitor O +glass O +contains O +about O +20 O +% O +lead O +by O +weight O +; O +a O +typical O +battery O +weighs O +36 O +lb O +and O +contains O +about O +18 O +lb O +of O +lead O +. O + +For O +decades O +, O +lead O +as O +a O +major O +component O +of O +solders O +has O +been O +used O +to O +attach O +electronic O +components O +to O +printed O +circuit O +boards O +. O + +Lead O +compounds O +have O +also O +been O +used O +as O +stabilizers O +in O +some O +PVC O +cables O +and O +other O +products O +. O + +Our O +study O +demonstrated O +in O +Guiyu O +a O +significant O +increasing O +trend O +in O +BLLs O +with O +increasing O +age O +; O +older O +children B +tended O +to O +have O +higher O +BLLs O +than O +younger O +ones O +. O + +This O +might O +be O +the O +result O +of O +increasing O +exposure O +risk O +because O +older O +children B +might O +have O +more O +outdoor O +activities O +. O + +In O +addition O +, O +it O +may O +also O +be O +attributed O +to O +the O +fact O +that O +the O +heaviest O +lead O +- O +contaminated O +zone O +in O +air O +after O +the O +burning O +of O +the O +e O +- O +waste O +was O +75 O +- O +100 O +cm O +above O +the O +ground O +( O +Wang O +and O +Zhang O +2006 O +) O +, O +which O +was O +the O +height O +range O +for O +normal O +Chinese O +children B +5 O +- O +6 O +years O +of O +age O +. O + +In O +China O +, O +the O +mean O +BLL O +of O +children B +was O +9 O +. O +29 O +mu O +g O +/ O +dL O +, O +and O +33 O +. O +8 O +% O +of O +the O +subjects O +had O +BLLs O +> O +10 O +mu O +g O +/ O +dL O +; O +boys B +' O +mean O +BLL O +was O +9 O +. O +64 O +mu O +g O +/ O +dL O +, O +significantly O +higher O +than O +the O +girls B +' O +mean O +BLL O +of O +8 O +. O +94 O +mu O +g O +/ O +dL O +( O +p O +< O +0 O +. O +001 O +) O +( O +Wang O +and O +Zhang O +2006 O +) O +. O + +Generally O +in O +China O +, O +BLLs O +of O +children B +living O +in O +industrial O +and O +urban O +areas O +were O +significantly O +higher O +than O +those O +of O +children B +in O +suburbs O +and O +rural O +areas O +( O +Wang O +and O +Zhang O +2006 O +) O +. O + +In O +Guiyu O +, O +the O +BLLs O +of O +children B +were O +higher O +than O +the O +mean O +level O +in O +China O +, O +and O +there O +were O +no O +significant O +different O +between O +boys B +and O +girls B +. O + +Although O +Guiyu O +is O +rural O +, O +the O +children B +' O +s O +BLLs O +were O +nearly O +double O +those O +of O +a O +nearby O +urban O +area O +, O +Shantou O +City O +( O +7 O +. O +9 O +mu O +g O +/ O +dL O +; O +Luo O +et O +al O +. O +2003 O +) O +. O + +Compared O +with O +results O +from O +studies O +conducted O +in O +some O +other O +part O +of O +Guangdong O +province O +, O +such O +as O +Zhongshan O +City O +( O +7 O +. O +45 O +mu O +g O +/ O +dL O +; O +Huang O +et O +al O +. O +2003 O +) O +and O +Shenzhen O +City O +( O +9 O +. O +06 O +mu O +g O +/ O +dL O +; O +Wang O +et O +al O +. O +2003 O +) O +, O +we O +observed O +higher O +BLLs O +not O +only O +in O +Guiyu O +children B +, O +but O +also O +in O +Chendian O +children B +( O +9 O +. O +94 O +mu O +g O +/ O +dL O +) O +. O + +The O +lead O +contamination O +may O +have O +spread O +from O +Guiyu O +to O +nearby O +Chendian O +by O +dust O +, O +river O +, O +and O +air O +and O +contributed O +to O +the O +elevation O +of O +Chendian O +children B +' O +s O +BLLs O +. O + +In O +conclusion O +, O +elevated O +BLLs O +in O +Guiyu O +children B +are O +common O +as O +a O +result O +of O +exposure O +to O +lead O +contamination O +caused O +by O +primitive O +e O +- O +waste O +recycling O +activities O +. O + +Lead O +contamination O +from O +e O +- O +waste O +processing O +appears O +to O +have O +reached O +the O +level O +considered O +to O +be O +a O +serious O +threat O +to O +children B +' O +s O +health O +around O +the O +e O +- O +waste O +recycling O +area O +. O + +Based O +on O +these O +threats O +, O +it O +is O +necessary O +to O +increase O +public O +awareness O +about O +the O +effects O +of O +exposure O +to O +lead O +from O +e O +- O +waste O +and O +arouse O +local O +governments O +' O +interest O +in O +public O +health O +and O +safety O +, O +so O +that O +an O +infrastructure O +for O +safe O +management O +of O +e O +- O +waste O +can O +be O +established O +. O + +More O +important O +, O +responsible O +management O +strategies O +should O +be O +undertaken O +to O +minimize O +e O +- O +waste O +production O +and O +make O +e O +- O +waste O +components O +more O +easily O +recycled O +and O +reused O +. O + +Correction O + +In O +the O +Abstract O +and O +Discussion O +, O +the O +percentage O +of O +Guiyu O +children B +with O +BLLs O +> O +10 O +mu O +g O +/ O +dL O +has O +been O +corrected O +from O +88 O +% O +in O +the O +original O +manuscript O +published O +online O +to O +81 O +. O +8 O +% O +. O + +Dynein O +Modifiers O +in O +C B +. I +elegans I +: O +Light O +Chains O +Suppress O +Conditional O +Heavy O +Chain O +Mutants O + +Abstract O + +Cytoplasmic O +dynein O +is O +a O +microtubule O +- O +dependent O +motor O +protein O +that O +functions O +in O +mitotic O +cells O +during O +centrosome O +separation O +, O +metaphase O +chromosome O +congression O +, O +anaphase O +spindle O +elongation O +, O +and O +chromosome O +segregation O +. O + +Dynein O +is O +also O +utilized O +during O +interphase O +for O +vesicle O +transport O +and O +organelle O +positioning O +. O + +While O +numerous O +cellular O +processes O +require O +cytoplasmic O +dynein O +, O +the O +mechanisms O +that O +target O +and O +regulate O +this O +microtubule O +motor O +remain O +largely O +unknown O +. O + +By O +screening O +a O +conditional O +Caenorhabditis B +elegans I +cytoplasmic O +dynein O +heavy O +chain O +mutant O +at O +a O +semipermissive O +temperature O +with O +a O +genome O +- O +wide O +RNA O +interference O +library O +to O +reduce O +gene O +functions O +, O +we O +have O +isolated O +and O +characterized O +twenty O +dynein O +- O +specific O +suppressor O +genes O +. O + +When O +reduced O +in O +function O +, O +these O +genes O +suppress O +dynein O +mutants O +but O +not O +other O +conditionally O +mutant O +loci O +, O +and O +twelve O +of O +the O +20 O +specific O +suppressors O +do O +not O +exhibit O +sterile O +or O +lethal O +phenotypes O +when O +their O +function O +is O +reduced O +in O +wild O +- O +type O +worms B +. O + +Many O +of O +the O +suppressor O +proteins O +, O +including O +two O +dynein O +light O +chains O +, O +localize O +to O +subcellular O +sites O +that O +overlap O +with O +those O +reported O +by O +others O +for O +the O +dynein O +heavy O +chain O +. O + +Furthermore O +, O +knocking O +down O +any O +one O +of O +four O +putative O +dynein O +accessory O +chains O +suppresses O +the O +conditional O +heavy O +chain O +mutants O +, O +suggesting O +that O +some O +accessory O +chains O +negatively O +regulate O +heavy O +chain O +function O +. O + +We O +also O +identified O +29 O +additional O +genes O +that O +, O +when O +reduced O +in O +function O +, O +suppress O +conditional O +mutations O +not O +only O +in O +dynein O +but O +also O +in O +loci O +required O +for O +unrelated O +essential O +processes O +. O + +In O +conclusion O +, O +we O +have O +identified O +twenty O +genes O +that O +in O +many O +cases O +are O +not O +essential O +themselves O +but O +are O +conserved O +and O +when O +reduced O +in O +function O +can O +suppress O +conditionally O +lethal O +C B +. I +elegans I +cytoplasmic O +dynein O +heavy O +chain O +mutants O +. O + +We O +conclude O +that O +conserved O +but O +nonessential O +genes O +contribute O +to O +dynein O +function O +during O +the O +essential O +process O +of O +mitosis O +. O + +Microtubules O +and O +microtubule O +- O +dependent O +motor O +proteins O +segregate O +chromosomes O +during O +mitosis O +and O +also O +promote O +cellular O +organization O +in O +nondividing O +cells O +. O + +An O +essential O +motor O +protein O +complex O +called O +cytoplasmic O +dynein O +powers O +many O +aspects O +of O +microtubule O +- O +dependent O +transport O +, O +but O +it O +is O +currently O +unclear O +how O +dynein O +is O +regulated O +such O +that O +it O +can O +execute O +different O +processes O +. O + +We O +have O +performed O +a O +genome O +- O +wide O +screen O +to O +isolate O +genes O +that O +are O +involved O +in O +dynein O +- O +dependent O +processes O +. O + +We O +determined O +that O +20 O +of O +the O +49 O +genes O +we O +identified O +specifically O +influenced O +the O +viability O +of O +dynein O +mutant O +strains O +but O +not O +the O +viability O +of O +other O +C B +. I +elegans I +mutants O +. O + +Many O +of O +the O +proteins O +that O +specifically O +influence O +dynein O +localized O +to O +subcellular O +sites O +where O +the O +dynein O +heavy O +chain O +has O +been O +reported O +by O +others O +to O +be O +found O +. O + +Additionally O +, O +we O +identified O +four O +dynein O +components O +that O +appear O +to O +negatively O +regulate O +the O +force O +- O +generating O +dynein O +heavy O +chain O +. O + +The O +identification O +and O +initial O +characterization O +of O +this O +group O +of O +genes O +represents O +a O +route O +to O +identify O +genes O +that O +are O +not O +themselves O +essential O +but O +do O +participate O +in O +essential O +processes O +. O + +Introduction O + +The O +microtubule O +motor O +called O +cytoplasmic O +dynein O +has O +roles O +in O +diverse O +cellular O +processes O +including O +meiotic O +and O +mitotic O +spindle O +assembly O +and O +function O +, O +neuronal O +transport O +, O +and O +organelle O +positioning O +[ O +1 O +] O +. O + +Cytoplasmic O +dynein O +is O +composed O +of O +a O +dimer O +of O +heavy O +chains O +( O +HCs O +) O +, O +along O +with O +several O +accessory O +chains O +( O +ACs O +: O +intermediate O +, O +light O +intermediate O +, O +and O +light O +chains O +) O +. O + +Other O +dynein O +- O +interacting O +proteins O +, O +such O +as O +dynactin O +and O +LIS1 O +, O +are O +likely O +present O +at O +substoichiometric O +levels O +and O +further O +modulate O +dynein O +function O +. O + +The O +HCs O +contain O +both O +ATPase O +and O +microtubule O +binding O +activities O +and O +are O +sufficient O +for O +microtubule O +- O +based O +motility O +in O +vitro O +, O +moving O +toward O +the O +minus O +, O +or O +slow O +- O +growing O +, O +end O +of O +microtubules O +[ O +2 O +] O +. O + +The O +dynein O +ACs O +provide O +cargo O +docking O +sites O +and O +often O +are O +encoded O +by O +multigene O +families O +in O +any O +one O +species O +[ O +reviewed O +in O +1 O +, O +3 O +] O +. O + +In O +C B +. I +elegans I +, O +a O +single O +gene O +called O +dhc O +- O +1 O +encodes O +a O +cytoplasmic O +dynein O +1 O +HC O +, O +while O +11 O +other O +genes O +encode O +five O +classes O +of O +predicted O +dynein O +ACs O +[ O +3 O +, O +4 O +] O +. O + +The O +early O +C B +. I +elegans I +embryo O +is O +an O +excellent O +system O +for O +investigating O +gene O +contributions O +for O +essential O +cellular O +processes O +, O +including O +cytoskeletal O +functions O +[ O +5 O +] O +. O + +The O +C B +. I +elegans I +dynein O +HC O +DHC O +- O +1 O +is O +essential O +and O +required O +for O +multiple O +microtubule O +- O +dependent O +events O +during O +early O +embryogenesis O +[ O +6 O +- O +9 O +] O +. O + +Depletion O +of O +DHC O +- O +1 O +by O +RNA O +interference O +( O +RNAi O +) O +in O +early O +C B +. I +elegans I +embryos O +produces O +defects O +in O +female O +meiotic O +divisions O +, O +migration O +of O +the O +oocyte O +and O +sperm O +pronuclei O +after O +fertilization O +, O +and O +centrosome O +separation O +during O +mitotic O +spindle O +assembly O +[ O +6 O +] O +. O + +Analysis O +of O +fast O +- O +acting O +dhc O +- O +1 O +temperature O +- O +sensitive O +( O +ts O +) O +mutants O +has O +further O +revealed O +that O +dynein O +is O +required O +for O +chromosome O +congression O +to O +the O +metaphase O +plate O +during O +mitosis O +, O +as O +well O +as O +for O +mitotic O +spindle O +positioning O +[ O +10 O +] O +. O + +While O +many O +requirements O +for O +cytoplasmic O +dynein O +are O +known O +, O +our O +knowledge O +of O +the O +molecular O +mechanisms O +that O +target O +and O +regulate O +dynein O +remains O +limited O +. O + +Clearly O +, O +the O +multiple O +ACs O +can O +couple O +the O +dynein O +HC O +to O +particular O +substrates O +[ O +11 O +] O +, O +including O +vesicles O +, O +nuclei O +, O +viruses O +, O +kinetochores O +, O +and O +rhodopsin O +[ O +see O +table O +in O +1 O +] O +. O + +However O +, O +reducing O +the O +function O +of O +only O +four O +of O +the O +eleven O +dynein O +ACs O +in O +C B +. I +elegans I +produces O +lethal O +phenotypes O +[ O +12 O +] O +. O + +Thus O +, O +it O +remains O +unclear O +how O +ACs O +influence O +the O +different O +essential O +requirements O +for O +dynein O +. O + +Another O +potential O +route O +for O +dynein O +regulation O +involves O +the O +phosphorylation O +state O +of O +the O +different O +dynein O +chains O +, O +which O +in O +some O +cases O +confers O +distinctive O +functional O +properties O +to O +the O +motor O +. O + +While O +many O +examples O +of O +dynein O +phosphorylation O +exist O +, O +and O +cell O +cycle O +dependent O +changes O +in O +phosphorylation O +have O +been O +described O +[ O +13 O +- O +15 O +] O +, O +few O +if O +any O +studies O +have O +demonstrated O +a O +requirement O +for O +such O +modification O +during O +mitosis O +. O + +Large O +- O +scale O +forward O +genetic O +screens O +have O +identified O +genes O +with O +requirements O +similar O +to O +those O +for O +dynein O +, O +but O +many O +of O +these O +encode O +core O +components O +of O +the O +microtubule O +cytoskeleton O +and O +few O +are O +known O +to O +directly O +influence O +dynein O +itself O +[ O +12 O +, O +16 O +] O +. O + +Genes O +that O +do O +influence O +dynein O +function O +might O +also O +have O +other O +essential O +roles O +, O +leading O +to O +pleiotropic O +mutant O +phenotypes O +that O +obscure O +their O +relationship O +to O +dynein O +[ O +17 O +- O +19 O +] O +. O + +Moreover O +, O +redundancy O +within O +the O +multigene O +dynein O +subunit O +families O +, O +and O +also O +perhaps O +between O +the O +different O +ACs O +, O +may O +complicate O +the O +identification O +of O +single O +gene O +requirements O +that O +are O +important O +for O +dynein O +function O +. O + +Thus O +far O +, O +reducing O +the O +function O +of O +individual O +genes O +has O +not O +provided O +substantial O +insight O +into O +the O +mechanisms O +that O +regulate O +and O +mediate O +the O +many O +different O +requirements O +for O +cytoplasmic O +dynein O +during O +mitosis O +. O + +To O +identify O +potential O +regulators O +of O +cytoplasmic O +dynein O +, O +we O +have O +used O +a O +sensitized O +genetic O +background O +to O +conduct O +a O +genome O +- O +wide O +screen O +for O +modifiers O +of O +dynein O +function O +in O +C B +. I +elegans I +. O + +Other O +groups O +have O +successfully O +used O +RNAi O +modifier O +screens O +to O +identify O +genes O +that O +function O +in O +particular O +pathways O +[ O +20 O +- O +23 O +] O +; O +we O +have O +used O +RNAi O +to O +screen O +for O +genes O +that O +, O +when O +reduced O +in O +function O +, O +suppress O +the O +embryonic O +lethality O +associated O +with O +a O +temperature O +- O +sensitive O +( O +ts O +) O +allele O +of O +the O +dhc O +- O +1 O +dynein O +HC O +gene O +. O + +Using O +the O +dhc O +- O +1ts O +genetic O +background O +, O +we O +found O +49 O +genes O +that O +, O +when O +depleted O +, O +suppress O +the O +partial O +loss O +of O +HC O +function O +. O + +Twenty O +of O +these O +genes O +suppress O +conditional O +dynein O +HC O +mutants O +but O +not O +other O +conditional O +mutants O +with O +unrelated O +defects O +. O + +Finally O +, O +we O +show O +that O +some O +of O +these O +dynein O +- O +specific O +suppressors O +encode O +proteins O +that O +may O +overlap O +with O +the O +dynein O +HC O +in O +subcellular O +localization O +. O + +Results O + +To O +identify O +dynein O +suppressors O +, O +we O +used O +three O +different O +conditional O +and O +recessive O +dhc O +- O +1 O +mutants O +that O +were O +identified O +previously O +[ O +7 O +] O +. O + +These O +ts O +alleles O +of O +dhc O +- O +1 O +( O +or195 O +, O +or283 O +, O +and O +or352 O +) O +produce O +similar O +defects O +at O +the O +restrictive O +temperature O +of O +26 O +degrees O +C O +, O +including O +incomplete O +mitotic O +spindle O +assembly O +in O +one O +- O +cell O +embryos O +and O +embryonic O +lethality O +[ O +7 O +] O +. O + +We O +sequenced O +the O +dhc O +- O +1 O +locus O +in O +the O +three O +mutants O +. O + +The O +independently O +isolated O +or195 O +and O +or283 O +alleles O +each O +change O +a O +conserved O +serine O +to O +leucine O +at O +codon O +3200 O +, O +within O +the O +coiled O +- O +coil O +region O +of O +the O +microtubule O +- O +binding O +stalk O +domain O +( O +Figure O +1A O +and O +1C O +) O +. O + +The O +or352 O +allele O +replaces O +a O +conserved O +glycine O +with O +aspartic O +acid O +at O +codon O +2158 O +, O +in O +the O +ATP O +- O +binding O +walker O +A O +motif O +of O +the O +second O +AAA O +ATPase O +domain O +( O +Figure O +1B O +and O +1C O +) O +. O + +As O +both O +missense O +mutations O +affect O +conserved O +residues O +, O +they O +may O +prove O +useful O +for O +engineering O +ts O +alleles O +in O +other O +organisms O +. O + +The O +temperature O +versus O +viability O +curves O +of O +the O +dynein O +ts O +mutants O +feature O +a O +steep O +central O +transition O +zone O +ideal O +for O +modifier O +screening O +because O +subtle O +changes O +in O +temperature O +produce O +large O +changes O +in O +embryonic O +viability O +( O +Figure O +2A O +) O +. O + +To O +identify O +genes O +that O +, O +when O +reduced O +in O +function O +, O +can O +suppress O +conditional O +dhc O +- O +1 O +mutants O +, O +we O +developed O +a O +high O +- O +throughput O +RNAi O +- O +based O +screen O +( O +Figure O +2B O +) O +. O + +To O +reduce O +gene O +function O +we O +used O +a O +library O +of O +16 O +, O +757 O +bacterial O +strains O +that O +each O +express O +a O +dsRNA O +corresponding O +to O +exon O +- O +rich O +gene O +sequences O +[ O +17 O +, O +19 O +] O +. O + +We O +then O +tested O +over O +99 O +% O +of O +the O +bacterial O +strains O +in O +this O +library O +for O +RNAi O +- O +mediated O +suppression O +of O +dhc O +- O +1 O +( O +or195 O +) O +embryonic O +lethality O +at O +23 O +degrees O +C O +, O +after O +raising O +synchronized O +L1 O +larvae O +to O +adulthood O +on O +dsRNA O +- O +expressing O +bacterial O +lawns O +in O +48 O +- O +well O +agar O +plates O +. O + +This O +screening O +procedure O +should O +work O +to O +identify O +nonessential O +and O +essential O +suppressor O +genes O +, O +because O +RNAi O +does O +not O +always O +fully O +reduce O +gene O +function O +[ O +24 O +, O +25 O +] O +, O +and O +even O +if O +RNAi O +does O +produce O +lethality O +, O +cosuppression O +could O +restore O +viability O +. O + +Nevertheless O +, O +essential O +genes O +may O +be O +missed O +due O +to O +earlier O +requirements O +that O +produce O +strong O +larval O +arrest O +, O +sterile O +, O +or O +embryonic O +lethal O +phenotypes O +. O + +Using O +this O +screening O +procedure O +, O +we O +identified O +49 O +bacterial O +clones O +that O +consistently O +increased O +embryonic O +viability O +at O +the O +semipermissive O +temperature O +. O + +The O +dsRNA O +- O +producing O +plasmids O +were O +then O +sequenced O +to O +verify O +gene O +identity O +. O + +Quantification O +of O +embryonic O +viability O +using O +dhc O +- O +1 O +( O +or195 O +) O +animals O +showed O +that O +the O +RNAi O +- O +mediated O +depletion O +of O +suppressor O +gene O +function O +increased O +viability O +to O +5 O +% O +- O +100 O +% O +, O +compared O +to O +less O +than O +2 O +% O +in O +unsuppressed O +controls O +( O +Figure O +3A O +; O +Table O +S1 O +) O +. O + +The O +proteins O +encoded O +by O +the O +suppressor O +genes O +we O +identified O +are O +summarized O +in O +Figure O +4 O +. O + +As O +a O +more O +direct O +assay O +for O +dynein O +activity O +in O +the O +suppressed O +dhc O +- O +1 O +embryos O +, O +we O +measured O +spindle O +length O +and O +cytokinesis O +success O +: O +dhc O +- O +1 O +mutant O +embryos O +have O +severe O +spindle O +assembly O +defects O +and O +subsequent O +cytokinesis O +failures O +[ O +6 O +, O +7 O +, O +10 O +] O +. O + +We O +shifted O +dhc O +- O +1 O +adult O +hermaphrodites O +from O +23 O +degrees O +C O +to O +the O +fully O +restrictive O +temperature O +of O +26 O +degrees O +C O +for O +3 O +- O +5 O +hours O +and O +made O +time O +- O +lapse O +video O +micrographs O +using O +Nomarski O +optics O +to O +monitor O +the O +first O +embryonic O +cell O +division O +. O + +This O +procedure O +results O +in O +dhc O +- O +1 O +( O +or195 O +) O +embryos O +with O +P0 O +spindles O +30 O +% O +the O +length O +of O +wild O +- O +type O +spindles O +( O +Figure O +S1 O +) O +. O + +In O +the O +suppressed O +dhc O +- O +1 O +( O +or195 O +) O +backgrounds O +, O +spindle O +lengths O +ranged O +from O +30 O +% O +- O +83 O +% O +of O +wild O +- O +type O +lengths O +( O +Figure O +S1 O +) O +. O + +Similarly O +, O +cytokinesis O +failed O +in O +unsuppressed O +dhc O +- O +1 O +( O +or195 O +) O +embryos O +89 O +% O +of O +the O +time O +, O +but O +most O +of O +the O +suppressors O +rescued O +this O +phenotype O +( O +Figure O +S1 O +) O +. O + +These O +results O +indicate O +that O +most O +of O +the O +suppressors O +influence O +dynein O +- O +dependent O +cellular O +processes O +, O +as O +expected O +given O +their O +ability O +to O +restore O +viability O +when O +reduced O +in O +function O +. O + +Specificity O +of O +Suppression O + +Because O +RNAi O +can O +reduce O +the O +function O +of O +unintended O +targets O +( O +so O +- O +called O +" O +off O +- O +target O +effects O +" O +[ O +26 O +, O +27 O +] O +) O +, O +we O +also O +used O +available O +mutations O +in O +some O +of O +the O +suppressor O +genes O +we O +identified O +to O +reduce O +their O +function O +. O + +We O +constructed O +double O +mutant O +strains O +using O +dhc O +- O +1 O +( O +or195 O +) O +and O +viable O +deletion O +alleles O +for O +two O +suppressor O +genes O +, O +dylt O +- O +1 O +( O +ok417 O +) O +and O +ufd O +- O +2 O +( O +tm1380 O +) O +, O +and O +examined O +embryonic O +viability O +( O +Figure O +3B O +) O +. O + +The O +deletion O +alleles O +of O +dylt O +- O +1 O +( O +encoding O +a O +Tctex1 O +- O +type O +dynein O +light O +chain O +) O +, O +and O +ufd O +- O +2 O +( O +encoding O +a O +ubiquitin O +conjugating O +enzyme O +) O +both O +recapitulated O +the O +suppression O +produced O +by O +RNAi O +knockdown O +( O +Figure O +3B O +) O +. O + +The O +dpy O +- O +3 O +( O +e27 O +) O +and O +dpy O +- O +10 O +( O +e128 O +) O +point O +mutation O +alleles O +[ O +28 O +] O +also O +suppressed O +embryonic O +lethality O +in O +double O +mutants O +( O +Figure O +3B O +) O +. O + +Based O +on O +this O +small O +sampling O +, O +and O +because O +RNAi O +in O +C B +. I +elegans I +appears O +to O +be O +highly O +gene O +specific O +in O +the O +absence O +of O +close O +paralogs O +[ O +12 O +, O +19 O +] O +, O +we O +conclude O +that O +many O +of O +the O +suppressors O +we O +have O +identified O +will O +prove O +to O +be O +suppressor O +locus O +specific O +. O + +The O +dsRNA O +- O +expressing O +bacterial O +clones O +we O +used O +to O +deplete O +two O +of O +the O +dynein O +suppressors O +( O +tag O +- O +300 O +and O +ZK1127 O +. O +10 O +) O +probably O +also O +knock O +down O +expression O +of O +one O +close O +paralog O +for O +each O +locus O +[ O +29 O +] O +. O + +We O +next O +asked O +whether O +the O +suppressors O +are O +specific O +for O +dynein O +function O +or O +if O +their O +depletion O +more O +generally O +stabilizes O +ts O +proteins O +. O + +We O +tested O +for O +specificity O +using O +two O +conditional O +mutants O +with O +cell O +fate O +patterning O +defects O +unrelated O +to O +dynein O +function O +, O +lit O +- O +1 O +( O +or131 O +) O +and O +spn O +- O +4 O +( O +or191 O +) O +. O + +The O +lit O +- O +1 O +gene O +encodes O +a O +MAP O +kinase O +- O +related O +protein O +[ O +30 O +] O +, O +while O +spn O +- O +4 O +encodes O +a O +protein O +with O +an O +RNA O +binding O +motif O +[ O +31 O +] O +. O + +We O +found O +that O +ten O +of O +the O +dhc O +- O +1 O +- O +interacting O +genes O +significantly O +increased O +embryonic O +viability O +in O +both O +lit O +- O +1 O +and O +spn O +- O +4 O +mutants O +, O +while O +18 O +others O +suppressed O +one O +or O +the O +other O +of O +these O +two O +conditional O +mutants O +when O +reduced O +in O +function O +using O +the O +same O +RNAi O +protocol O +as O +that O +used O +for O +dhc O +- O +1ts O +mutants O +( O +Figure O +4 O +, O +right O +two O +columns O +; O +Table O +S1 O +) O +. O + +Therefore O +, O +about O +half O +of O +the O +suppressors O +appear O +to O +act O +nonspecifically O +on O +multiple O +ts O +mutants O +to O +restore O +embryonic O +viability O +. O + +From O +here O +on O +, O +we O +will O +refer O +to O +the O +suppressors O +that O +only O +acted O +on O +dhc O +- O +1 O +, O +and O +not O +on O +lit O +- O +1 O +and O +spn O +- O +4 O +ts O +mutants O +, O +as O +dynein O +- O +specific O +suppressors O +. O + +Because O +many O +ts O +mutations O +exert O +their O +effect O +via O +protein O +assembly O +or O +unfolding O +mechanisms O +[ O +32 O +] O +, O +suppressor O +genes O +reduced O +in O +function O +by O +RNAi O +might O +not O +be O +expected O +to O +exhibit O +allele O +specificity O +with O +most O +ts O +mutations O +. O + +To O +determine O +if O +the O +dynein O +suppressors O +are O +either O +allele O +or O +strain O +specific O +, O +we O +tested O +the O +two O +other O +conditional O +dhc O +- O +1 O +strains O +( O +containing O +the O +or283 O +and O +or352 O +alleles O +) O +. O + +Although O +the O +or283 O +allele O +is O +identical O +to O +or195 O +, O +it O +provides O +a O +useful O +control O +for O +the O +presence O +of O +background O +mutations O +because O +the O +two O +strains O +were O +isolated O +independently O +. O + +In O +most O +cases O +, O +depletion O +of O +the O +dynein O +- O +specific O +suppressors O +also O +restored O +viability O +to O +the O +other O +two O +ts O +dhc O +- O +1 O +alleles O +. O + +Y40B1B O +. O +5 O +, O +a O +putative O +translation O +initiation O +factor O +, O +suppressed O +only O +one O +conditional O +dhc O +- O +1 O +strain O +, O +and O +we O +consider O +this O +as O +an O +example O +of O +a O +nonspecific O +interaction O +( O +Figure O +4 O +, O +left O +three O +columns O +; O +Table O +S1 O +) O +. O + +Two O +dsRNAs O +that O +do O +not O +suppress O +lit O +- O +1 O +or O +spn O +- O +4 O +mutants O +produced O +suppression O +in O +the O +dhc O +- O +1 O +( O +or195 O +) O +and O +dhc O +- O +1 O +( O +or283 O +) O +strains O +, O +but O +not O +in O +the O +dhc O +- O +1 O +( O +or352 O +) O +strain O +, O +perhaps O +indicating O +allele O +specificity O +or O +variability O +in O +the O +RNAi O +treatments O +. O + +We O +conclude O +that O +strain O +background O +differences O +are O +relatively O +rare O +, O +and O +that O +the O +majority O +of O +the O +suppressors O +are O +allele O +- O +independent O +. O + +To O +summarize O +, O +we O +have O +identified O +20 O +genes O +that O +when O +reduced O +in O +function O +specifically O +suppress O +multiple O +dynein O +ts O +strains O +but O +not O +unrelated O +ts O +loci O +. O + +Survey O +of O +Putative O +Dynein O +Accessory O +Chains O + +We O +were O +surprised O +to O +discover O +that O +depleting O +two O +predicted O +dynein O +ACs O +specifically O +suppressed O +the O +partial O +loss O +of O +HC O +function O +, O +because O +most O +dynein O +accessory O +subunits O +are O +presumed O +to O +promote O +dynein O +function O +by O +aiding O +dynein O +complex O +formation O +or O +mediating O +cargo O +attachment O +[ O +3 O +, O +11 O +, O +33 O +] O +. O + +Depletion O +of O +either O +dylt O +- O +1 O +( O +encoding O +a O +Tctex1 O +- O +type O +light O +chain O +) O +or O +dyrb O +- O +1 O +( O +encoding O +a O +roadblock O +- O +type O +light O +chain O +) O +suppressed O +embryonic O +lethality O +in O +all O +three O +ts O +dynein O +HC O +mutant O +strains O +( O +Figure O +4 O +) O +. O + +To O +extend O +this O +observation O +, O +we O +surveyed O +all O +genes O +encoding O +predicted O +dynein O +components O +for O +suppression O +of O +the O +three O +ts O +dhc O +- O +1 O +mutants O +( O +Figure O +5A O +; O +Table O +S2 O +) O +. O + +We O +reasoned O +that O +some O +dynein O +subunit O +genes O +could O +have O +been O +missed O +in O +the O +primary O +screening O +and O +several O +dynein O +AC O +genes O +were O +not O +represented O +in O +the O +E B +. I +coli I +RNAi O +library O +. O + +After O +using O +RNAi O +to O +reduce O +their O +function O +, O +we O +found O +that O +one O +of O +three O +Tctex1 O +homologs O +( O +dylt O +- O +1 O +) O +, O +one O +of O +four O +LC8 O +homologs O +( O +dlc O +- O +1 O +) O +, O +one O +of O +two O +light O +intermediate O +chains O +( O +dli O +- O +1 O +) O +, O +as O +well O +as O +the O +sole O +roadblock O +homolog O +( O +dyrb O +- O +1 O +) O +each O +strongly O +suppressed O +the O +three O +conditional O +dynein O +mutants O +. O + +Lower O +- O +level O +suppression O +was O +also O +seen O +for O +the O +second O +light O +intermediate O +chain O +, O +xbx O +- O +1 O +, O +when O +its O +function O +was O +reduced O +. O + +Thus O +, O +one O +gene O +of O +each O +of O +four O +subunit O +classes O +restores O +viability O +to O +the O +three O +dhc O +- O +1 O +mutant O +strains O +when O +depleted O +by O +RNAi O +. O + +The O +only O +subunit O +class O +not O +found O +to O +suppress O +was O +the O +intermediate O +chain O +, O +encoded O +by O +a O +single O +gene O +in O +C B +. I +elegans I +, O +dyci O +- O +1 O +. O + +When O +reduced O +in O +function O +by O +RNAi O +, O +dyci O +- O +1 O +produces O +a O +larval O +arrest O +phenotype O +like O +that O +observed O +for O +dhc O +- O +1 O +( O +RNAi O +) O +; O +this O +phenotype O +precludes O +any O +suppression O +of O +the O +conditional O +embryonic O +lethality O +( O +shown O +as O +" O +la O +" O +in O +Figure O +5A O +) O +. O + +In O +contrast O +, O +knockdown O +of O +either O +dlc O +- O +1 O +or O +dli O +- O +1 O +suppresses O +embryonic O +lethality O +in O +the O +dhc O +- O +1ts O +mutants O +, O +even O +though O +reducing O +their O +function O +in O +otherwise O +wild O +- O +type O +embryos O +produces O +dhc O +- O +1 O +- O +like O +defects O +, O +including O +embryonic O +lethality O +[ O +12 O +, O +34 O +] O +( O +see O +Figure O +5B O +and O +Discussion O +) O +. O + +The O +suppressing O +cytoplasmic O +dynein O +subunits O +and O +DYCI O +- O +1 O +are O +shown O +in O +a O +putative O +complex O +in O +Figure O +5E O +. O + +We O +performed O +several O +genetic O +assays O +to O +better O +understand O +how O +the O +suppressor O +genes O +may O +be O +operating O +. O + +First O +, O +suppression O +of O +dhc O +- O +1 O +lethality O +by O +reducing O +AC O +function O +may O +indicate O +that O +our O +dhc O +- O +1 O +alleles O +express O +a O +neomorphic O +and O +toxic O +DHC O +- O +1 O +protein O +: O +if O +the O +suppressor O +dynein O +AC O +subunits O +positively O +function O +in O +dynein O +processes O +, O +depleting O +them O +might O +suppress O +any O +neomorphic O +effects O +. O + +This O +explanation O +is O +perhaps O +unlikely O +, O +because O +the O +dhc O +- O +1ts O +alleles O +are O +all O +recessive O +, O +but O +remained O +a O +possibility O +in O +dhc O +- O +1 O +homozygotes O +. O + +We O +therefore O +reduced O +dynein O +function O +using O +RNAi O +in O +animals O +that O +had O +passed O +through O +the O +larval O +arrest O +points O +for O +dhc O +- O +1 O +( O +RNAi O +) O +and O +dyci O +- O +1 O +( O +RNAi O +) O +. O + +Specifically O +, O +we O +transferred O +dhc O +- O +1 O +( O +or195 O +) O +L4 O +hermaphrodites O +to O +plates O +with O +bacteria O +expressing O +dhc O +- O +1 O +or O +dyci O +- O +1 O +dsRNA O +. O + +As O +control O +we O +performed O +dylt O +- O +1 O +( O +RNAi O +) O +using O +the O +same O +procedure O +. O + +We O +observed O +substantial O +suppression O +with O +dylt O +- O +1 O +in O +this O +assay O +, O +but O +we O +saw O +no O +suppression O +with O +the O +heavy O +or O +intermediate O +chains O +( O +Figure O +5C O +) O +. O + +This O +suggests O +that O +the O +DHC O +- O +1ts O +protein O +is O +not O +toxic O +and O +that O +dyci O +- O +1 O +acts O +more O +like O +dhc O +- O +1 O +than O +the O +other O +suppressing O +ACs O +because O +it O +does O +not O +suppress O +the O +heavy O +chain O +mutant O +. O + +To O +further O +examine O +the O +nature O +of O +the O +AC O +suppression O +, O +we O +asked O +if O +depletion O +of O +the O +suppressor O +chains O +could O +bypass O +the O +requirement O +for O +dhc O +- O +1 O +. O + +We O +transferred O +wild O +- O +type O +L4 O +larvae O +to O +plates O +with O +bacteria O +expressing O +dsRNA O +corresponding O +to O +both O +the O +suppressor O +ACs O +and O +dhc O +- O +1 O +. O + +We O +did O +not O +observe O +any O +suppression O +in O +these O +double O +RNAi O +assays O +( O +Figure O +5D O +) O +, O +suggesting O +that O +dhc O +- O +1ts O +suppression O +requires O +the O +residual O +activity O +of O +the O +defective O +DHC O +- O +1 O +protein O +. O + +We O +conclude O +that O +the O +dynein O +AC O +suppressors O +inhibit O +or O +somehow O +oppose O +the O +function O +of O +the O +DHC O +- O +1ts O +protein O +, O +and O +that O +the O +dhc O +- O +1 O +( O +or195ts O +) O +mutation O +does O +not O +produce O +a O +toxic O +gene O +product O +but O +simply O +reduces O +DHC O +- O +1 O +activity O +to O +a O +low O +, O +but O +non O +- O +null O +, O +level O +. O + +Localization O +of O +the O +Dynein O +Suppressor O +Proteins O + +To O +further O +explore O +how O +the O +suppressor O +proteins O +function O +, O +we O +examined O +the O +subcellular O +localization O +of O +nine O +of O +them O +as O +stably O +expressed O +N O +- O +terminal O +GFP O +: O +: O +S O +fusions O +. O + +We O +chose O +to O +first O +focus O +on O +the O +suppressor O +genes O +that O +were O +conserved O +but O +poorly O +characterized O +in O +any O +system O +, O +or O +were O +conserved O +but O +uncharacterized O +during O +early O +C B +. I +elegans I +embryogenesis O +. O + +Prior O +dynein O +immunocytochemistry O +- O +based O +localization O +studies O +serve O +as O +a O +comparison O +[ O +6 O +, O +10 O +, O +35 O +] O +. O + +As O +in O +other O +species O +, O +C B +. I +elegans I +DHC O +- O +1 O +is O +associated O +with O +mitotic O +spindles O +, O +centrosomes O +, O +the O +nuclear O +envelope O +, O +the O +cell O +cortex O +, O +the O +midbody O +, O +and O +throughout O +the O +cytoplasm O +. O + +Most O +of O +the O +suppressor O +proteins O +we O +examined O +localized O +to O +sites O +where O +DHC O +- O +1 O +is O +known O +to O +act O +or O +localize O +( O +Figure O +6 O +) O +. O + +However O +, O +the O +nearly O +ubiquitous O +distribution O +of O +DHC O +- O +1 O +in O +early O +embryonic O +cells O +makes O +colocalization O +likely O +but O +not O +necessarily O +meaningful O +, O +and O +biochemical O +studies O +are O +needed O +to O +conclusively O +address O +any O +direct O +or O +indirect O +physical O +associations O +. O + +Four O +suppressor O +GFP O +fusion O +proteins O +localized O +to O +nuclear O +membranes O +and O +to O +spindle O +poles O +or O +pericentrosomal O +regions O +. O + +The O +DYLT O +- O +1 O +and O +DYRB O +- O +1 O +dynein O +light O +chains O +were O +associated O +with O +nuclear O +envelopes O +and O +centrosomes O +, O +as O +well O +as O +meiotic O +and O +mitotic O +spindle O +poles O +( O +Figure O +6A O +- O +6H O +; O +Videos O +S1 O +and O +S2 O +) O +. O + +The O +potential O +coiled O +- O +coil O +protein O +K04F10 O +. O +3 O +was O +present O +on O +the O +nuclear O +envelope O +and O +in O +a O +pericentrosomal O +position O +during O +mitosis O +, O +similar O +to O +endoplasmic O +reticulum O +proteins O +[ O +36 O +] O +( O +Figure O +6I O +- O +6L O +; O +Video O +S3 O +) O +. O + +K04F10 O +. O +3 O +was O +also O +highly O +enriched O +at O +meiotic O +spindle O +poles O +( O +Figure O +6I O +) O +, O +which O +has O +been O +observed O +for O +other O +endoplasmic O +reticulum O +proteins O +[ O +36 O +] O +. O + +The O +NPP O +- O +22 O +transmembrane O +nucleoporin O +was O +found O +at O +nuclear O +envelopes O +( O +Figure O +6M O +- O +6P O +; O +Video O +S4 O +) O +, O +as O +previously O +reported O +for O +later O +stage O +embryos O +[ O +37 O +] O +, O +and O +it O +also O +surrounded O +centrosomes O +during O +mitosis O +. O + +Two O +splice O +isoforms O +of O +the O +pleckstrin O +homology O +domain O +- O +containing O +EFA O +- O +6 O +/ O +Y55D9A O +. O +1 O +, O +an O +ARF O +guanine O +nucleotide O +exchange O +factor O +, O +were O +enriched O +cortically O +both O +in O +the O +anterior O +portion O +of O +the O +one O +- O +cell O +zygote O +and O +at O +the O +blastomere O +boundary O +in O +two O +- O +cell O +embryos O +( O +Figure O +6Q O +- O +6T O +; O +Videos O +S5 O +and O +S6 O +) O +. O + +The O +conserved O +Mo25 O +homolog O +MOP O +- O +25 O +. O +2 O +/ O +Y53C12A O +. O +4 O +was O +found O +enriched O +in O +a O +single O +spot O +after O +cytokinesis O +that O +appears O +to O +correspond O +to O +the O +midbody O +( O +Figure O +6U O +- O +6X O +; O +Video O +S7 O +) O +. O + +F10E7 O +. O +8 O +, O +a O +highly O +conserved O +ortholog O +of O +S B +. I +cerevisiae I +Far11 O +, O +appears O +nuclear O +( O +Figure O +6Y O +- O +6B O +' O +and O +Video O +S8 O +) O +. O + +Finally O +, O +the O +nonspecific O +suppressor O +protein O +STAR O +- O +2 O +, O +a O +predicted O +RNA O +binding O +protein O +, O +appears O +to O +be O +associated O +with O +P O +- O +granules O +( O +like O +its O +homolog O +GLD O +- O +1 O +) O +, O +where O +dynein O +is O +neither O +localized O +nor O +known O +to O +function O +( O +Figure O +6C O +' O +- O +6F O +' O +) O +. O + +DLYT O +- O +1 O +and O +DYRB O +- O +1 O +: O +Dynein O +Light O +Chain O +Localization O + +The O +C B +. I +elegans I +dynein O +HC O +protein O +weakly O +localizes O +to O +spindle O +poles O +during O +early O +embryonic O +cell O +cycles O +[ O +6 O +, O +10 O +] O +, O +and O +so O +did O +DYRB O +- O +1 O +and O +DYLT O +- O +1 O +( O +Videos O +S9 O +and O +S10 O +) O +. O + +However O +, O +ts O +mutant O +forms O +of O +the O +DHC O +- O +1 O +protein O +( O +including O +DHC O +- O +1 O +encoded O +by O +the O +or195 O +allele O +) O +strongly O +localize O +to O +centrosomes O +when O +shifted O +to O +the O +non O +- O +permissive O +temperature O +[ O +10 O +] O +. O + +The O +mechanism O +underlying O +this O +enhanced O +localization O +is O +not O +known O +, O +but O +it O +may O +represent O +trapping O +of O +the O +defective O +protein O +at O +a O +normally O +transient O +location O +. O + +We O +exploited O +this O +behavior O +of O +the O +mutant O +DHC O +- O +1 O +protein O +to O +determine O +whether O +redistribution O +of O +the O +putative O +DYRB O +- O +1 O +and O +DYLT O +- O +1 O +dynein O +light O +chains O +also O +occurred O +in O +the O +dhc O +- O +1 O +( O +or195 O +) O +background O +. O + +We O +found O +that O +the O +cellular O +distributions O +of O +DYRB O +- O +1 O +and O +DYLT O +- O +1 O +were O +dramatically O +altered O +in O +dhc O +- O +1 O +( O +or195 O +) O +mutant O +embryos O +. O + +After O +shifting O +the O +parental O +worms B +to O +the O +restrictive O +temperature O +for O +3 O +- O +5 O +h O +prior O +to O +collecting O +embryos O +, O +these O +two O +proteins O +were O +prominently O +localized O +to O +centrosomes O +and O +to O +spindle O +poles O +that O +did O +not O +separate O +in O +one O +- O +cell O +stage O +embryos O +( O +Figure O +7 O +; O +Videos O +S11 O +and O +S12 O +) O +. O + +The O +spindle O +pole O +to O +cytoplasmic O +fluorescence O +ratio O +during O +late O +anaphase O +was O +5 O +- O +fold O +higher O +in O +both O +of O +the O +dhc O +- O +1 O +homozygous O +mutant O +strains O +when O +compared O +to O +wild O +- O +type O +embryos O +expressing O +the O +GFP O +fusions O +. O + +We O +also O +assayed O +localization O +of O +the O +two O +putative O +dynein O +light O +chains O +after O +short O +temperature O +shifts O +to O +the O +nonpermissive O +temperature O +in O +the O +dhc O +- O +1 O +( O +or195 O +) O +mutant O +background O +, O +which O +yields O +mitotic O +spindles O +with O +an O +overall O +wild O +- O +type O +appearance O +and O +function O +. O + +These O +short O +temperature O +shifts O +also O +resulted O +in O +robust O +localization O +of O +these O +two O +dynein O +light O +chains O +to O +centrosomes O +( O +unpublished O +data O +) O +. O + +Finally O +, O +we O +examined O +the O +localization O +of O +GFP O +: O +: O +DYRB O +- O +1 O +and O +GFP O +: O +: O +DYLT O +- O +1 O +in O +embryos O +from O +dhc O +- O +1 O +( O +or195 O +) O +- O +/ O ++ O +worms B +grown O +at O +the O +dhc O +- O +1 O +( O +or195 O +) O +permissive O +temperature O +of O +15 O +degrees O +C O +. O + +Even O +though O +embryos O +from O +mothers O +heterozygous O +for O +this O +recessive O +mutation O +are O +viable O +and O +develop O +normally O +, O +even O +at O +26 O +degrees O +C O +[ O +7 O +] O +, O +we O +observed O +a O +substantial O +increase O +in O +both O +GFP O +fusion O +proteins O +at O +the O +mitotic O +spindle O +poles O +in O +early O +embryos O +( O +Figure O +7 O +; O +Videos O +S13 O +and O +S14 O +) O +. O + +Importantly O +, O +localization O +of O +DYLT O +- O +1 O +and O +DYRB O +- O +1 O +to O +centrosomes O +does O +not O +occur O +in O +embryos O +depleted O +for O +DHC O +- O +1 O +with O +RNAi O +( O +our O +unpublished O +results O +) O +, O +indicating O +that O +these O +proteins O +require O +the O +mutant O +DHC O +- O +1 O +polypeptide O +for O +centrosomal O +targeting O +in O +the O +dhc O +- O +1 O +( O +or195 O +) O +embryos O +. O + +In O +summary O +, O +the O +DYRB O +- O +1 O +and O +DYLT O +- O +1 O +proteins O +localize O +to O +sites O +where O +the O +DHC O +- O +1 O +HC O +is O +also O +found O +in O +wild O +- O +type O +embryos O +, O +and O +all O +three O +proteins O +respond O +similarly O +to O +mutational O +alterations O +in O +DHC O +- O +1 O +. O + +Genetic O +Characterization O +of O +the O +DYLT O +- O +1 O +and O +DYRB O +- O +1 O +Dynein O +Light O +Chains O + +We O +obtained O +putative O +null O +alleles O +to O +determine O +if O +dylt O +- O +1 O +and O +dyrb O +- O +1 O +function O +in O +dynein O +- O +dependent O +processes O +. O + +DYLT O +- O +1 O +is O +40 O +% O +identical O +to O +human B +DYNLT3 O +and O +38 O +% O +identical O +to O +Drosophila B +Dlc90F O +( O +see O +alignment O +in O +Figure O +8A O +) O +. O + +Two O +other O +C B +. I +elegans I +genes O +, O +dylt O +- O +2 O +and O +dylt O +- O +3 O +, O +encode O +more O +divergent O +members O +of O +this O +protein O +family O +. O + +DYRB O +- O +1 O +is O +49 O +% O +identical O +to O +both O +human B +DYNLRB1 O +and O +Drosophila B +Robl O +( O +see O +alignment O +in O +Figure O +8A O +) O +. O + +There O +do O +not O +appear O +to O +be O +other O +Roadblock O +genes O +in O +the O +C B +. I +elegans I +genome O +[ O +3 O +] O +. O + +Deletion O +alleles O +for O +both O +dylt O +- O +1 O +and O +dyrb O +- O +1 O +have O +been O +isolated O +( O +Figure O +8B O +) O +. O + +The O +dylt O +- O +1 O +( O +ok417 O +) O +deletion O +removes O +the O +entire O +DYLT O +- O +1 O +open O +reading O +frame O +and O +does O +not O +affect O +adjacent O +coding O +regions O +. O + +The O +dyrb O +- O +1 O +( O +tm2645 O +) O +deletion O +removes O +69 O +% O +of O +the O +dyrb O +- O +1 O +coding O +region O +, O +leaving O +29 O +predicted O +N O +- O +terminal O +amino O +acids O +, O +and O +does O +not O +affect O +adjacent O +coding O +regions O +. O + +Both O +deletions O +are O +currently O +annotated O +as O +homozygous O +viable O +[ O +29 O +] O +. O + +However O +, O +we O +found O +that O +the O +dyrb O +- O +1 O +( O +tm2645 O +) O +strain O +was O +in O +fact O +heterozygous O +for O +the O +deletion O +and O +that O +most O +embryos O +produced O +by O +dyrb O +- O +1 O +( O +tm2645 O +) O +homozygous O +animals O +failed O +to O +hatch O +( O +Figure O +8C O +) O +. O + +Homozygous O +dyrb O +- O +1 O +( O +tm2645 O +) O +worms B +also O +showed O +an O +egg O +- O +laying O +defect O +and O +produced O +small O +broods O +( O +unpublished O +data O +) O +. O + +To O +determine O +if O +the O +dyrb O +- O +1 O +deletion O +was O +responsible O +for O +the O +embryonic O +lethality O +, O +we O +crossed O +the O +GFP O +: O +: O +dyrb O +- O +1 O +transgene O +into O +the O +deletion O +background O +. O + +The O +presence O +of O +the O +transgene O +fully O +rescued O +the O +embryonic O +lethality O +( O +Figure O +8C O +) O +, O +but O +not O +the O +egg O +- O +laying O +defect O +: O +the O +transgene O +is O +driven O +from O +a O +germline O +- O +specific O +promoter O +and O +so O +would O +not O +be O +expected O +to O +rescue O +zygotic O +phenotypes O +. O + +The O +embryonic O +lethality O +exhibited O +by O +dyrb O +- O +1 O +( O +tm2645 O +) O +mutants O +is O +consistent O +with O +RNAi O +studies O +performed O +by O +injection O +or O +soaking O +[ O +12 O +, O +38 O +] O +. O + +In O +contrast O +, O +homozygous O +dylt O +- O +1 O +deletion O +mutants O +did O +not O +exhibit O +any O +larval O +or O +embryonic O +lethality O +( O +Figure O +8C O +) O +. O + +To O +determine O +if O +these O +dynein O +light O +chain O +mutants O +exhibit O +dynein O +HC O +- O +like O +phenotypes O +, O +we O +observed O +the O +completion O +of O +meiotic O +polar O +body O +extrusion O +and O +the O +first O +two O +mitotic O +cell O +divisions O +in O +mutant O +embryos O +( O +Figure O +8D O +) O +. O + +The O +dylt O +- O +1 O +embryos O +appeared O +wild O +type O +for O +completion O +of O +meiosis O +, O +pronuclear O +migration O +, O +and O +spindle O +assembly O +and O +function O +. O + +However O +, O +the O +dyrb O +- O +1 O +embryos O +occasionally O +contained O +extra O +female O +pronuclei O +( O +observed O +in O +four O +of O +12 O +recordings O +, O +Figure O +8D O +) O +, O +suggesting O +that O +polar O +body O +extrusion O +was O +defective O +, O +and O +pronuclear O +migration O +was O +often O +slow O +compared O +to O +wild O +- O +type O +embryos O +. O + +Once O +formed O +, O +spindles O +appeared O +functional O +using O +Nomarski O +optics O +, O +although O +they O +were O +frequently O +positioned O +improperly O +and O +had O +large O +spindle O +poles O +, O +as O +has O +also O +been O +observed O +after O +RNAi O +knockdown O +[ O +12 O +] O +. O + +Thus O +, O +these O +two O +genes O +are O +not O +strictly O +essential O +, O +but O +the O +DYRB O +- O +1 O +protein O +clearly O +is O +required O +for O +dynein O +- O +dependent O +processes O +. O + +Discussion O + +By O +using O +the O +suppressor O +screening O +method O +outlined O +in O +Figure O +2B O +, O +we O +have O +isolated O +and O +characterized O +49 O +genes O +that O +when O +reduced O +in O +function O +can O +suppress O +a O +partial O +loss O +of O +dynein O +HC O +function O +. O + +This O +screening O +procedure O +takes O +advantage O +of O +sensitized O +genetic O +backgrounds O +using O +conditional O +mutants O +, O +can O +be O +completed O +for O +one O +mutant O +in O +less O +than O +5 O +wk O +, O +and O +is O +scalable O +so O +that O +many O +mutants O +can O +be O +screened O +in O +parallel O +. O + +In O +fact O +, O +we O +have O +performed O +15 O +such O +screens O +in O +different O +sensitized O +backgrounds O +( O +unpublished O +data O +) O +. O + +By O +using O +three O +dhc O +- O +1ts O +mutant O +strains O +, O +we O +found O +that O +strain O +background O +differences O +and O +allele O +specificity O +are O +minimal O +because O +most O +of O +these O +genes O +suppress O +all O +three O +dynein O +mutants O +when O +reduced O +in O +function O +using O +RNAi O +. O + +Furthermore O +, O +by O +using O +two O +unrelated O +ts O +mutants O +to O +assay O +for O +specificity O +, O +we O +found O +that O +57 O +% O +of O +the O +suppressor O +genes O +suppress O +multiple O +unrelated O +mutant O +loci O +. O + +Thus O +, O +it O +is O +clear O +that O +assaying O +the O +specificity O +of O +suppression O +is O +critical O +for O +evaluating O +the O +functional O +significance O +of O +these O +RNAi O +interactions O +. O + +Eliminating O +the O +analysis O +of O +these O +nonspecific O +genes O +in O +future O +screens O +will O +save O +time O +and O +resources O +. O + +Most O +of O +the O +specific O +suppressor O +proteins O +we O +examined O +appear O +to O +overlap O +in O +subcellular O +localization O +with O +the O +dynein O +HC O +, O +based O +on O +previous O +studies O +of O +DHC O +- O +1 O +, O +while O +one O +nonspecific O +suppressor O +protein O +, O +STAR O +- O +2 O +, O +localized O +to O +germline O +P O +- O +granules O +, O +where O +dynein O +is O +not O +known O +to O +function O +. O + +Many O +of O +the O +20 O +genes O +that O +specifically O +suppress O +multiple O +dhc O +- O +1ts O +alleles O +are O +nonessential O +in O +C B +. I +elegans I +but O +well O +conserved O +nonetheless O +. O + +Six O +of O +eight O +deletion O +alleles O +available O +for O +the O +20 O +specific O +suppressor O +genes O +are O +homozygous O +viable O +, O +and O +six O +additional O +specific O +genes O +do O +not O +display O +lethal O +phenotypes O +when O +reduced O +in O +function O +by O +RNAi O +in O +wild O +- O +type O +worms B +[ O +29 O +] O +. O + +Thus O +, O +our O +genetic O +screening O +has O +identified O +roles O +in O +an O +essential O +process O +for O +at O +least O +12 O +apparently O +nonessential O +genes O +. O + +Fourteen O +of O +the O +specific O +dynein O +suppressor O +genes O +have O +human B +orthologs O +as O +determined O +by O +best O +reciprocal O +BLAST O +hits O +( O +Table O +1 O +) O +, O +while O +mop O +- O +25 O +. O +2 O +has O +a O +conserved O +human B +homolog O +but O +also O +a O +paralog O +in O +C B +. I +elegans I +. O + +Eleven O +of O +these O +conserved O +genes O +are O +nonessential O +in O +C B +. I +elegans I +. O + +Interestingly O +, O +eight O +of O +the O +conserved O +genes O +in O +Table O +1 O +have O +been O +implicated O +in O +human B +disease O +etiology O +, O +with O +three O +of O +them O +identified O +as O +the O +causative O +gene O +[ O +39 O +- O +41 O +] O +. O + +Thus O +, O +using O +sensitized O +genetic O +backgrounds O +for O +genome O +- O +wide O +modifier O +screens O +can O +identify O +roles O +for O +nonessential O +but O +conserved O +genes O +and O +thereby O +provide O +insights O +into O +human B +disease O +. O + +Nonspecific O +Suppression O +of O +Conditional O +Mutants O + +We O +examined O +the O +predicted O +molecular O +functions O +of O +the O +suppressor O +proteins O +to O +better O +understand O +the O +basis O +for O +the O +nonspecific O +suppression O +phenomenon O +. O + +Strikingly O +, O +many O +of O +the O +nonspecific O +suppressor O +genes O +encode O +proteins O +with O +predicted O +roles O +in O +mitochondrial O +, O +ribosomal O +, O +and O +collagen O +function O +( O +18 O +of O +29 O +genes O +, O +or O +62 O +% O +) O +, O +while O +only O +two O +such O +genes O +appeared O +to O +specifically O +suppress O +dhc O +- O +1 O +( O +2 O +of O +20 O +genes O +or O +10 O +% O +) O +. O + +It O +is O +possible O +that O +stress O +produced O +by O +RNAi O +knockdown O +of O +these O +suppressor O +genes O +triggers O +the O +activity O +of O +molecular O +chaperones O +that O +can O +generally O +restore O +function O +to O +ts O +proteins O +. O + +Indeed O +, O +mutation O +of O +dpy O +- O +10 O +is O +known O +to O +suppress O +three O +other O +ts O +mutants O +: O +glp O +- O +1 O +, O +emb O +- O +5 O +, O +and O +mup O +- O +1 O +[ O +42 O +- O +44 O +] O +. O + +Furthermore O +, O +RNAi O +reduction O +of O +dpy O +- O +10 O +, O +star O +- O +2 O +, O +osr O +- O +1 O +, O +or O +C50D2 O +. O +1 O +( O +all O +suppressors O +of O +dhc O +- O +1 O +, O +lit O +- O +1 O +, O +and O +spn O +- O +4 O +ts O +alleles O +) O +induces O +the O +glycerol O +biosynthetic O +gene O +gpdh O +- O +2 O +, O +while O +dpy O +- O +10 O +and O +osr O +- O +1 O +mutants O +exhibit O +increased O +glycerol O +levels O +, O +a O +condition O +that O +promotes O +protein O +stability O +[ O +45 O +] O +. O + +We O +suggest O +that O +partial O +loss O +of O +central O +metabolic O +processes O +can O +invoke O +stress O +responses O +that O +nonspecifically O +alleviate O +protein O +- O +folding O +problems O +in O +ts O +proteins O +. O + +Filtering O +out O +these O +nonspecific O +interactions O +by O +testing O +unrelated O +conditional O +mutants O +increases O +the O +likelihood O +that O +the O +remaining O +suppressor O +genes O +are O +more O +directly O +involved O +with O +dynein O +function O +. O + +However O +, O +ts O +mutants O +likely O +differ O +in O +their O +susceptibility O +to O +nonspecific O +suppression O +mechanisms O +, O +and O +some O +apparently O +unrelated O +ts O +mutants O +might O +share O +common O +cofactors O +such O +that O +both O +mutants O +are O +suppressed O +by O +depletion O +of O +the O +same O +cofactor O +. O + +Nevertheless O +, O +we O +expect O +that O +more O +extensive O +testing O +for O +specificity O +will O +prove O +very O +useful O +for O +judging O +the O +significance O +of O +modifier O +interactions O +. O + +Possible O +Relevance O +of O +Suppressor O +Proteins O +to O +Dynein O +Function O + +We O +examined O +the O +localization O +of O +a O +number O +of O +GFP O +fusions O +to O +suppressor O +proteins O +to O +gain O +insight O +into O +their O +functional O +relationship O +to O +dynein O +. O + +In O +several O +cases O +, O +the O +subcellular O +distribution O +of O +the O +suppressor O +proteins O +overlapped O +in O +different O +ways O +with O +the O +known O +and O +nearly O +ubiquitous O +distribution O +of O +cytoplasmic O +dynein O +in O +the O +early O +C B +. I +elegans I +embryo O +. O + +In O +fact O +, O +the O +only O +specific O +suppressor O +that O +did O +not O +display O +dynein O +- O +like O +localization O +was O +F10E7 O +. O +8 O +, O +a O +homolog O +of O +yeast B +Far11 O +of O +unknown O +function O +[ O +46 O +] O +, O +which O +was O +nuclear O +. O + +The O +one O +nonspecific O +suppressor O +protein O +we O +examined O +did O +not O +show O +any O +dynein O +- O +like O +localization O +patterns O +. O + +The O +subcellular O +localizations O +of O +the O +GFP O +: O +: O +suppressor O +protein O +fusions O +are O +intriguing O +. O + +However O +, O +given O +the O +nearly O +ubiquitous O +distribution O +of O +dynein O +in O +early O +embryonic O +cells O +, O +biochemical O +tests O +for O +direct O +association O +are O +needed O +to O +address O +the O +significance O +of O +any O +colocalization O +detected O +using O +light O +microscopy O +. O + +We O +are O +particularly O +interested O +in O +suppressor O +proteins O +that O +localize O +to O +mitotic O +spindle O +poles O +: O +the O +association O +of O +the O +DYLT O +- O +1 O +and O +DYRB O +- O +1 O +predicted O +dynein O +light O +chains O +with O +centrosomes O +and O +spindle O +poles O +suggests O +that O +they O +may O +be O +components O +of O +cytoplasmic O +dynein O +in O +C B +. I +elegans I +. O + +Localization O +of O +cytoplasmic O +dynein O +to O +centrosomes O +and O +spindle O +poles O +is O +well O +established O +[ O +47 O +, O +48 O +] O +, O +and O +the O +inhibition O +of O +dynein O +function O +prevents O +centrosome O +separation O +, O +centrosome O +attachment O +to O +nuclei O +, O +and O +the O +formation O +of O +bipolar O +spindles O +[ O +6 O +, O +10 O +, O +49 O +, O +50 O +] O +. O + +Moreover O +, O +the O +centrosomal O +localization O +of O +DHC O +- O +1 O +, O +DYLT O +- O +1 O +, O +and O +DYRB O +- O +1 O +are O +all O +greatly O +enhanced O +in O +dhc O +- O +1ts O +mutant O +embryos O +: O +this O +dependence O +of O +the O +light O +chain O +distribution O +on O +the O +HC O +further O +suggests O +they O +reside O +in O +the O +same O +motor O +complex O +( O +Figure O +7 O +and O +[ O +10 O +] O +) O +. O + +Furthermore O +, O +roadblock O +light O +chains O +are O +well O +- O +established O +components O +of O +dynein O +, O +and O +all O +of O +the O +roadblock O +protein O +in O +mammalian O +liver O +extracts O +is O +dynein O +associated O +[ O +51 O +, O +52 O +] O +. O + +Finally O +, O +a O +DYLT O +- O +1 O +homolog O +in O +vertebrates O +is O +a O +stoichiometric O +subunit O +of O +cytoplasmic O +dynein O +[ O +53 O +] O +. O + +The O +presence O +of O +these O +two O +light O +chains O +in O +a O +dynein O +complex O +is O +consistent O +with O +them O +having O +either O +positive O +or O +negative O +roles O +in O +the O +regulation O +of O +HC O +function O +( O +see O +below O +) O +. O + +Cytoplasmic O +dynein O +is O +found O +on O +the O +nuclear O +envelope O +where O +it O +is O +thought O +to O +regulate O +nuclear O +membrane O +breakdown O +during O +mitosis O +[ O +54 O +] O +, O +and O +dynein O +plays O +roles O +during O +the O +trafficking O +of O +endoplasmic O +reticulum O +components O +[ O +55 O +, O +56 O +] O +. O + +Therefore O +, O +the O +nuclear O +envelope O +/ O +endoplasmic O +reticulum O +proteins O +NPP O +- O +22 O +and O +K04F10 O +. O +3 O +could O +couple O +dynein O +activity O +to O +either O +of O +these O +structures O +. O + +The O +anc O +- O +1 O +gene O +was O +also O +isolated O +in O +our O +screening O +and O +ANC O +- O +1 O +is O +localized O +to O +the O +nuclear O +envelope O +where O +it O +maintains O +nuclear O +positioning O +in O +postembryonic O +cells O +[ O +57 O +] O +. O + +Reducing O +the O +function O +of O +these O +three O +genes O +may O +suppress O +partial O +loss O +of O +dynein O +HC O +mutants O +by O +reducing O +the O +need O +for O +dynein O +during O +nuclear O +envelope O +breakdown O +, O +through O +constitutive O +partial O +destabilization O +of O +the O +nuclear O +envelope O +. O + +The O +distribution O +of O +the O +cytoplasmic O +dynein O +HC O +includes O +sites O +other O +than O +spindle O +poles O +and O +nuclear O +envelopes O +in O +C B +. I +elegans I +, O +for O +example O +, O +at O +the O +cell O +cortex O +and O +at O +the O +cell O +division O +remnant O +called O +the O +midbody O +[ O +6 O +, O +10 O +] O +. O + +The O +MOP O +- O +25 O +. 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O + +Lastly O +, O +the O +two O +splice O +isoforms O +of O +EFA O +- O +6 O +were O +associated O +with O +the O +anterior O +cell O +cortex O +in O +late O +one O +- O +cell O +embryos O +. O + +Cortically O +localized O +dynein O +may O +have O +important O +roles O +in O +applying O +forces O +to O +astral O +microtubules O +that O +influence O +mitotic O +spindle O +positioning O +and O +chromosome O +separation O +during O +anaphase O +[ O +10 O +, O +65 O +, O +66 O +] O +. O + +EFA6 O +ARF O +guanine O +nucleotide O +exchange O +factors O +require O +their O +pleckstrin O +homology O +domain O +for O +cortical O +targeting O +, O +and O +are O +known O +to O +regulate O +cortical O +actin O +dynamics O +in O +vertebrate O +cells O +by O +promoting O +guanine O +nucleotide O +exchange O +on O +ARF6 O +[ O +67 O +, O +68 O +] O +. O + +Our O +results O +identifying O +efa O +- O +6 O +as O +a O +dynein O +HC O +suppressor O +suggest O +a O +functional O +linkage O +of O +the O +actin O +and O +microtubule O +cytoskeletons O +at O +the O +cell O +cortex O +. O + +Interestingly O +, O +two O +yeast B +pleckstrin O +homology O +domain O +proteins O +, O +Num1 O +and O +mcp5 O ++ O +, O +localize O +to O +the O +cell O +cortex O +and O +direct O +astral O +microtubule O +and O +dynein O +function O +, O +although O +they O +do O +not O +contain O +a O +Sec7 O +domain O +like O +EFA O +- O +6 O +does O +[ O +69 O +- O +71 O +] O +. O + +Function O +of O +Dynein O +Intermediate O +, O +Light O +Intermediate O +, O +and O +Light O +Chains O + +The O +dynein O +chains O +in O +C B +. I +elegans I +exhibit O +strikingly O +different O +functional O +requirements O +. O + +The O +DYRB O +- O +1 O +roadblock O +light O +chain O +is O +required O +for O +completion O +of O +meiosis O +and O +pronuclear O +migration O +, O +but O +an O +at O +least O +partially O +functional O +mitotic O +spindle O +forms O +in O +the O +absence O +of O +DYRB O +- O +1 O +( O +Figure O +8 O +) O +. O + +The O +DLI O +- O +1 O +light O +intermediate O +chain O +is O +required O +for O +multiple O +dynein O +- O +dependent O +functions O +: O +pronuclear O +migration O +, O +centrosome O +separation O +, O +and O +meiotic O +and O +mitotic O +spindle O +function O +[ O +12 O +, O +34 O +] O +. O + +DLI O +- O +1 O +may O +promote O +nuclear O +envelope O +targeting O +of O +both O +centrosomes O +and O +DHC O +- O +1 O +by O +interacting O +with O +the O +nuclear O +envelope O +protein O +ZYG O +- O +12 O +[ O +35 O +] O +. 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O + +An O +Assortment O +of O +Essential O +and O +Nonessential O +Dynein O +Complexes O + +Alternatively O +, O +an O +assortment O +of O +dynein O +complexes O +( O +with O +different O +ACs O +) O +could O +coexist O +within O +early O +embryonic O +cells O +, O +with O +only O +a O +subset O +required O +for O +the O +essential O +mitotic O +functions O +that O +require O +DHC O +- O +1 O +. O + +In O +this O +case O +, O +suppression O +might O +result O +from O +the O +release O +of O +DHC O +- O +1 O +HCs O +from O +less O +essential O +motor O +complexes O +, O +allowing O +more O +of O +the O +functionally O +compromised O +HCs O +to O +participate O +in O +the O +essential O +process O +of O +mitosis O +. O + +We O +currently O +disfavor O +this O +hypothesis O +because O +two O +of O +the O +suppressing O +light O +chains O +( O +DYLT O +- O +1 O +and O +DYRB O +- O +1 O +) O +can O +indeed O +localize O +to O +meiotic O +and O +mitotic O +spindles O +( O +Figures O +6 O +and O +7 O +) O +, O +sites O +where O +DHC O +- O +1 O +has O +been O +shown O +by O +others O +to O +localize O +and O +function O +. O + +Furthermore O +, O +the O +distribution O +of O +DYRB O +- O +1 O +and O +DYLT O +- O +1 O +closely O +resembles O +the O +distribution O +of O +the O +HC O +in O +dhc O +- O +1 O +( O +or195 O +) O +embryos O +, O +suggesting O +that O +these O +two O +light O +chains O +associate O +with O +the O +HC O +during O +mitosis O +( O +Figure O +7 O +and O +[ O +10 O +] O +) O +. O + +Finally O +, O +dhc O +- O +1 O +- O +like O +phenotypes O +result O +from O +mutation O +or O +RNAi O +knockdown O +of O +three O +suppressing O +ACs O +in O +otherwise O +wild O +- O +type O +worms B +, O +indicating O +that O +they O +share O +at O +least O +some O +common O +and O +essential O +requirements O +. O + +Regardless O +of O +the O +suppression O +mechanism O +, O +our O +identification O +of O +ACs O +that O +genetically O +interact O +with O +the O +DHC O +- O +1 O +HC O +provides O +a O +basis O +for O +functionally O +classifying O +the O +paralogs O +of O +these O +dynein O +subunit O +gene O +families O +, O +and O +for O +further O +investigation O +of O +dynein O +composition O +and O +function O +. O + +Nonessential O +Dynein O +Subunits O +and O +Negative O +Regulation O +of O +the O +HC O + +Some O +ACs O +are O +nonessential O +, O +supporting O +the O +view O +that O +some O +cytoplasmic O +dynein O +subunits O +could O +function O +by O +exerting O +negative O +regulation O +on O +the O +HC O +, O +rather O +than O +positively O +influencing O +essential O +HC O +function O +. O + +For O +example O +, O +DYRB O +- O +1 O +is O +not O +absolutely O +required O +for O +viability O +because O +worms B +lacking O +this O +protein O +can O +be O +propagated O +, O +although O +they O +are O +extremely O +sick O +and O +do O +exhibit O +two O +dhc O +- O +1 O +- O +like O +phenotypes O +( O +Figure O +8 O +) O +. O + +Also O +, O +homozygous O +dylt O +- O +1 O +deletion O +mutants O +appear O +fully O +viable O +( O +Figure O +8 O +) O +. O + +The O +two O +additional O +Tctex1 O +C B +. 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O + +The O +AC O +genes O +that O +yeast B +does O +posses O +are O +not O +required O +for O +HC O +motility O +in O +vitro O +because O +dynein O +purified O +from O +yeast B +with O +mutations O +in O +these O +genes O +remains O +fully O +active O +[ O +2 O +] O +. O + +Thus O +, O +dynein O +function O +in O +several O +contexts O +does O +not O +require O +AC O +subunits O +, O +and O +we O +suggest O +that O +in O +some O +cases O +they O +may O +have O +negative O +regulatory O +roles O +. O + +Negative O +regulation O +of O +cytoplasmic O +dynein O +may O +be O +redundant O +with O +other O +modes O +of O +HC O +regulation O +or O +only O +required O +during O +special O +circumstances O +. O + +Further O +studies O +of O +subunit O +localization O +, O +and O +in O +vitro O +studies O +of O +C B +. I +elegans I +dynein O +motility O +, O +may O +provide O +further O +insight O +into O +the O +modes O +of O +AC O +regulation O +and O +function O +. 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O + +The O +dylt O +- O +1 O +( O +ok417 O +) O +and O +ufd O +- O +2 O +( O +tm1380 O +) O +alleles O +were O +monitored O +by O +PCR O +amplification O +of O +genomic O +sequence O +encompassing O +the O +deletions O +and O +assaying O +product O +size O +by O +agarose O +gel O +electrophoresis O +. O + +GFP O +imaging O +. O + +Visualization O +of O +GFP O +fusion O +protein O +localization O +was O +accomplished O +by O +mounting O +embryos O +on O +M9 O ++ O +3 O +% O +agarose O +pads O +on O +microscope O +slides O +covered O +with O +a O +coverslip O +. O + +Time O +- O +lapse O +videos O +were O +obtained O +on O +a O +spinning O +disk O +Nikon O +Eclipse O +TE2000 O +- O +U O +microscope O +( O +Nikon O +Instruments O +, O +http O +: O +/ O +/ O +www O +. O +nikon O +. O +com O +) O +fitted O +with O +an O +ORCA O +- O +ER O +digital O +camera O +( O +Hamamatsu O +Photonics O +, O +http O +: O +/ O +/ O +www O +. O +hamamatsu O +. O +com O +) O +using O +a O +Nikon O +60 O +x O +, O +1 O +. O +4 O +NA O +Plan O +Apo O +oil O +objective O +lens O +. O + +Videos O +were O +adjusted O +for O +contrast O +in O +ImageJ O +( O +National O +Institutes O +of O +Health O +, O +http O +: O +/ O +/ O +rsb O +. O +info O +. O +nih O +. O +gov O +/ O +ij O +/ O +) O +[ O +76 O +] O +, O +images O +were O +adjusted O +for O +levels O +in O +Adobe O +Photoshop O +( O +http O +: O +/ O +/ O +www O +. O +adobe O +. O +com O +/ O +) O +. O + +RNAi O +screening O +. O + +After O +obtaining O +the O +E B +. I +coli I +RNAi O +library O +from O +the O +MRC O +Geneservice O +( O +Cambridge O +, O +UK O +) O +[ O +17 O +, O +19 O +] O +, O +we O +rearrayed O +it O +into O +a O +48 O +- O +well O +microplate O +format O +using O +a O +liquid O +- O +handling O +Qiagen O +BioRobot O +8000 O +( O +http O +: O +/ O +/ O +www O +. O +qiagen O +. O +com O +) O +. O + +E B +. 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O +com O +) O +onto O +48 O +- O +well O +plates O +( O +Nunc O +, O +http O +: O +/ O +/ O +www O +. O +nuncbrand O +. O +com O +/ O +) O +containing O +NGM O +agar O +, O +100 O +mu O +g O +/ O +ml O +ampicillin O +, O +and O +1 O +mM O +IPTG O +and O +allowed O +to O +dry O +and O +induce O +dsRNA O +at O +37 O +degrees O +C O +overnight O +. O + +The O +48 O +- O +well O +agar O +plates O +were O +filled O +with O +a O +Wheaton O +Unispense O +peristaltic O +pump O +( O +http O +: O +/ O +/ O +www O +. O +wheaton O +. O +com O +) O +equipped O +with O +a O +custom O +- O +made O +adaptor O +( O +University O +of O +Oregon O +Technical O +Science O +Administration O +) O +that O +allowed O +simultaneous O +filling O +of O +eight O +wells O +with O +the O +agar O +solution O +. 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O + +If O +the O +observed O +phenotypes O +reproduced O +, O +the O +assay O +was O +performed O +with O +three O +streak O +- O +purified O +E B +. I +coli I +colonies O +, O +and O +a O +single O +isolate O +that O +again O +displayed O +the O +interaction O +was O +kept O +for O +further O +analysis O +. O + +Embryonic O +viability O +quantitation O +methods O +. O + +To O +quantitate O +embryonic O +viability O +we O +used O +the O +following O +procedure O +. O + +Cultures O +of O +dsRNA O +- O +producing O +bacteria O +were O +grown O +overnight O +in O +LB O ++ O +100 O +mu O +g O +/ O +ml O +ampicillin O +. O + +Cultures O +( O +0 O +. O +2 O +ml O +) O +were O +seeded O +onto O +60 O +- O +mm O +NGM O +agar O +plates O +containing O +100 O +mu O +g O +/ O +ml O +ampicillin O +and O +1 O +mM O +IPTG O +and O +allowed O +to O +induce O +dsRNAs O +overnight O +at O +room O +temperature O +. O + +The O +L4440 O +control O +vector O +- O +containing O +strain O +was O +used O +as O +the O +bacterial O +lawn O +for O +the O +experiments O +shown O +in O +Figures O +2A O +and O +3B O +. O + +Approximately O +80 O +synchronized O +L1 O +larvae O +( O +obtained O +from O +hypochlorite O +- O +treated O +worms B +) O +were O +pipetted O +onto O +the O +plates O +and O +allowed O +to O +grow O +to O +young O +adulthood O +. O + +Five O +gravid O +worms B +were O +transferred O +to O +prepared O +NGM O +agar O +plates O +supplemented O +with O +100 O +mu O +g O +/ O +ml O +ampicillin O +and O +1 O +mM O +IPTG O +containing O +a O +small O +RNAi O +bacterial O +lawn O +produced O +from O +~ O +5 O +mu O +l O +of O +overnight O +E B +. I +coli I +culture O +. O + +After O +producing O +broods O +, O +the O +adult O +worms B +were O +removed O +and O +the O +embryos O +were O +allowed O +to O +develop O +for O +at O +least O +24 O +h O +. O + +Embryos O +and O +larvae O +were O +then O +counted O +immediately O +or O +after O +storage O +at O +4 O +degrees O +C O +. O + +We O +considered O +only O +suppressor O +dsRNAs O +that O +increased O +embryonic O +viability O +greater O +than O +3 O +- O +fold O +above O +the O +background O +viability O +observed O +with O +the O +L4440 O +control O +vector O +( O +in O +the O +dhc O +- O +1 O +( O +or195 O +) O +) O +screen O +to O +be O +significant O +enough O +for O +continued O +study O +. O + +Molecular O +biology O +. O + +We O +introduced O +a O +polylinker O +site O +containing O +six O +unique O +restriction O +enzyme O +recognition O +sites O +into O +the O +pIC26 O +GFP O +- O +S O +protein O +plasmid O +by O +using O +phosphorylated O +and O +PAGE O +- O +purified O +synthetic O +oligonucleotides O +[ O +77 O +] O +. O + +Following O +ligation O +, O +the O +new O +plasmid O +was O +sequence O +verified O +. O + +The O +modified O +vector O +, O +pSO26 O +, O +allows O +the O +use O +of O +additional O +restriction O +enzymes O +and O +directional O +cloning O +for O +inserting O +genes O +of O +interest O +( O +Figure O +S2 O +) O +. O + +The O +SpeI O +site O +was O +recreated O +at O +the O +5 O +' O +end O +of O +the O +polylinker O +but O +not O +at O +the O +3 O +' O +end O +. O + +We O +amplified O +N2 O +genomic O +DNA O +or O +cDNA O +( O +Invitrogen O +, O +http O +: O +/ O +/ O +www O +. O +invitrogen O +. O +com O +) O +with O +Pfu O +Turbo O +polymerase O +( O +Stratagene O +, O +http O +: O +/ O +/ O +www O +. O +stratagene O +. O +com O +) O +, O +and O +cloned O +A O +- O +tailed O +PCR O +products O +into O +either O +pGEM O +- O +T O +or O +pGEM O +- O +T O +- O +easy O +shuttle O +vectors O +( O +Promega O +, O +http O +: O +/ O +/ O +www O +. O +promega O +. O +com O +) O +. O + +Inserted O +genes O +were O +sequence O +verified O +at O +the O +University O +of O +Oregon O +DNA O +sequencing O +laboratory O +prior O +to O +cleavage O +and O +ligation O +to O +pSO26 O +( O +see O +Table O +S3 O +for O +restriction O +sites O +and O +primer O +sequences O +used O +) O +. O + +All O +of O +the O +constructs O +used O +in O +this O +study O +were O +cloned O +as O +SpeI O +- O +AsiSI O +or O +AscI O +- O +AsiSI O +fragments O +, O +except O +for O +the O +STAR O +- O +2 O +gene O +, O +which O +was O +amplified O +as O +a O +SpeI O +fragment O +and O +cloned O +into O +pIC26 O +. O + +To O +construct O +dynein O +subunit O +dsRNA O +- O +expressing O +plasmids O +not O +available O +in O +the O +RNAi O +library O +, O +gene O +fragments O +were O +amplified O +from O +N2 O +genomic O +DNA O +with O +the O +following O +primers O +: O +F41G4 O +. O +1 O +: O +5 O +' O +- O +AAGATATCACCCAAAATGGT O +- O +3 O +' O +and O +5 O +' O +- O +CGGATATCTCGACTGAAGCT O +- O +3 O +' O +, O +xbx O +- O +1 O +: O +5 O +' O +- O +AAGATATCTACGACGATGGA O +- O +3 O +' O +and O +5 O +' O +- O +CGGATATCCGTGCCTCTGCA O +- O +3 O +' O +, O +dlc O +- O +3 O +: O +5 O +' O +- O +AAGATATCAATTTCAGGTGG O +- O +3 O +' O +and O +5 O +' O +- O +CGGATATCAGCACACTTGCA O +- O +3 O +' O +. O + +The O +PCR O +products O +were O +cut O +with O +EcoRV O +, O +ligated O +to O +EcoRV O +- O +digested O +L4440 O +, O +and O +sequence O +verified O +. O + +Isolation O +of O +transgenic O +worms B +. O + +GFP O +fusion O +plasmids O +were O +bombarded O +into O +unc O +- O +119 O +( O +ed3 O +) O +worms B +as O +previously O +described O +except O +with O +the O +following O +two O +changes O +[ O +78 O +] O +. O + +Three O +milligrams O +of O +gold O +particles O +were O +used O +per O +hepta O +adaptor O +bombardment O +. O + +Also O +, O +we O +briefly O +sonicated O +the O +gold O +particles O +( O +prior O +to O +DNA O +coating O +and O +while O +suspended O +in O +50 O +% O +glycerol O +) O +with O +a O +Branson O +sonifier O +450 O +( O +http O +: O +/ O +/ O +www O +. O +sonifier O +. O +com O +/ O +) O +fitted O +with O +a O +small O +tip O +set O +to O +power O +level O +1 O +, O +to O +disrupt O +gold O +aggregates O +. O + +Non O +- O +Unc O +worms B +were O +picked O +to O +new O +plates O +and O +allowed O +to O +produce O +broods O +, O +which O +were O +assayed O +for O +GFP O +fluorescence O +with O +a O +Zeiss O +axioskop O +microscope O +( O +http O +: O +/ O +/ O +www O +. O +zeiss O +. O +com O +/ O +) O +fitted O +with O +an O +X O +- O +Cite O +120 O +illumination O +system O +( O +EXFO O +life O +sciences O +, O +Mississauga O +, O +Ontario O +, O +Canada O +) O +. O + +For O +each O +fluorescent O +line O +, O +12 O +GFP O +- O +positive O +worms B +were O +singled O +to O +new O +plates O +to O +determine O +if O +the O +constructs O +were O +integrated O +or O +were O +carried O +as O +extrachromosomal O +arrays O +. O + +Supporting O +Information O + +Accession O +Numbers O + +The O +National O +Center O +for O +Biotechnology O +Information O +( O +NCBI O +) O +database O +( O +http O +: O +/ O +/ O +www O +. O +ncbi O +. O +nlm O +. O +nih O +. O +gov O +/ O +gquery O +/ O +gquery O +. O +fcgi O +? O +itool O += O +toolbar O +) O +accession O +numbers O +for O +the O +dhc O +- O +1 O +homologs O +discussed O +in O +this O +paper O +are O +C B +. I +elegans I +, O +NP O +_ O +491363 O +; O +Dictyostelium B +discoideum I +, O +XP O +_ O +643185 O +; O +Drosophila B +melanogaster I +, O +AAA60323 O +; O +Homo B +sapiens I +, O +NP O +_ O +001367 O +; O +Mus B +musculus I +, O +NP O +_ O +084514 O +; O +Saccharomyces B +cerevisiae I +, O +NP O +_ O +012980 O +; O +and O +Schizosaccharomyces B +pombe I +, O +NP O +_ O +001018285 O +. O + +The O +NCBI O +accession O +numbers O +for O +the O +Drosophila B +and O +human B +DYLT O +- O +1 O +and O +DYRB O +- O +1 O +protein O +homologues O +, O +respectively O +, O +are O +Dlc90F O +, O +NP O +_ O +477356 O +; O +DYNLT3 O +, O +NP O +_ O +006511 O +; O +DYNLRB1 O +, O +NP O +_ O +054902 O +; O +and O +robl O +, O +NP O +_ O +523771 O +. O + +Identification O +of O +Two O +Independent O +Risk O +Factors O +for O +Lupus O +within O +the O +MHC O +in O +United O +Kingdom O +Families O + +Abstract O + +The O +association O +of O +the O +major O +histocompatibility O +complex O +( O +MHC O +) O +with O +SLE O +is O +well O +established O +yet O +the O +causal O +variants O +arising O +from O +this O +region O +remain O +to O +be O +identified O +, O +largely O +due O +to O +inadequate O +study O +design O +and O +the O +strong O +linkage O +disequilibrium O +demonstrated O +by O +genes O +across O +this O +locus O +. O + +The O +majority O +of O +studies O +thus O +far O +have O +identified O +strong O +association O +with O +classical O +class O +II O +alleles O +, O +in O +particular O +HLA O +- O +DRB1 O +* O +0301 O +and O +HLA O +- O +DRB1 O +* O +1501 O +. O + +Additional O +associations O +have O +been O +reported O +with O +class O +III O +alleles O +; O +specifically O +, O +complement O +C4 O +null O +alleles O +and O +a O +tumor O +necrosis O +factor O +promoter O +SNP O +( O +TNF O +- O +308G O +/ O +A O +) O +. O + +However O +, O +the O +relative O +effects O +of O +these O +class O +II O +and O +class O +III O +variants O +have O +not O +been O +determined O +. O + +We O +have O +thus O +used O +a O +family O +- O +based O +approach O +to O +map O +association O +signals O +across O +the O +MHC O +class O +II O +and O +class O +III O +regions O +in O +a O +cohort O +of O +314 O +complete O +United O +Kingdom O +Caucasian O +SLE O +trios O +by O +typing O +tagging O +SNPs O +together O +with O +classical O +typing O +of O +the O +HLA O +- O +DRB1 O +locus O +. O + +Using O +TDT O +and O +conditional O +regression O +analyses O +, O +we O +have O +demonstrated O +the O +presence O +of O +two O +distinct O +and O +independent O +association O +signals O +in O +SLE O +: O +HLA O +- O +DRB1 O +* O +0301 O +( O +nominal O +p O += O +4 O +. O +9 O +x O +10 O +- O +8 O +, O +permuted O +p O +< O +0 O +. O +0001 O +, O +OR O += O +2 O +. O +3 O +) O +and O +the O +T O +allele O +of O +SNP O +rs419788 O +( O +nominal O +p O += O +4 O +. O +3 O +x O +10 O +- O +8 O +, O +permuted O +p O +< O +0 O +. O +0001 O +, O +OR O += O +2 O +. O +0 O +) O +in O +intron O +6 O +of O +the O +class O +III O +region O +gene O +SKIV2L O +. O + +Assessment O +of O +genotypic O +risk O +demonstrates O +a O +likely O +dominant O +model O +of O +inheritance O +for O +HLA O +- O +DRB1 O +* O +0301 O +, O +while O +rs419788 O +- O +T O +confers O +susceptibility O +in O +an O +additive O +manner O +. O + +Furthermore O +, O +by O +comparing O +transmitted O +and O +untransmitted O +parental O +chromosomes O +, O +we O +have O +delimited O +our O +class O +II O +signal O +to O +a O +180 O +kb O +region O +encompassing O +the O +alleles O +HLA O +- O +DRB1 O +* O +0301 O +- O +HLA O +- O +DQA1 O +* O +0501 O +- O +HLA O +- O +DQB1 O +* O +0201 O +alone O +. O + +Our O +class O +III O +signal O +importantly O +excludes O +independent O +association O +at O +the O +TNF O +promoter O +polymorphism O +, O +TNF O +- O +308G O +/ O +A O +, O +in O +our O +SLE O +cohort O +and O +provides O +a O +potentially O +novel O +locus O +for O +future O +genetic O +and O +functional O +studies O +. O + +Systemic O +lupus O +erythematosus O +( O +SLE O +/ O +lupus O +) O +is O +a O +complex O +autoimmune O +disease O +in O +which O +the O +body O +' O +s O +immune O +system O +attacks O +its O +own O +tissues O +, O +causing O +inflammation O +in O +a O +variety O +of O +different O +organs O +such O +as O +the O +skin O +, O +joints O +, O +and O +kidneys O +. O + +The O +cause O +of O +lupus O +is O +not O +known O +, O +but O +genes O +play O +a O +significant O +role O +in O +the O +predisposition O +to O +disease O +. O + +The O +major O +histocompatibility O +complex O +( O +MHC O +) O +on O +Chromosome O +6 O +contains O +at O +least O +100 O +different O +genes O +that O +affect O +the O +immune O +system O +, O +including O +the O +genes O +with O +the O +strongest O +effect O +on O +lupus O +susceptibility O +. O + +Despite O +the O +importance O +of O +the O +MHC O +in O +SLE O +, O +the O +identity O +of O +the O +actual O +genes O +in O +the O +MHC O +region O +that O +cause O +SLE O +has O +remained O +elusive O +. O + +In O +the O +present O +study O +, O +we O +used O +the O +latest O +set O +of O +genetic O +markers O +present O +at O +the O +MHC O +in O +lupus O +families O +to O +identify O +the O +actual O +genes O +that O +affect O +the O +disease O +. O + +To O +our O +knowledge O +, O +we O +have O +shown O +for O +the O +first O +time O +that O +two O +separate O +groups O +of O +genes O +are O +involved O +in O +SLE O +. O + +One O +group O +of O +genes O +alters O +how O +the O +immune O +system O +may O +inappropriately O +target O +its O +own O +tissues O +in O +the O +disease O +. O + +How O +the O +second O +set O +of O +genes O +predisposes O +to O +SLE O +is O +the O +subject O +of O +ongoing O +study O +. O + +Introduction O + +Since O +the O +early O +1970s O +, O +the O +human B +major O +histocompatibility O +complex O +( O +MHC O +) O +has O +been O +shown O +to O +be O +associated O +with O +a O +number O +of O +autoimmune O +, O +inflammatory O +, O +and O +infectious O +diseases O +, O +and O +it O +continues O +to O +be O +the O +focus O +of O +intense O +research O +[ O +1 O +] O +. O + +The O +recently O +defined O +extended O +MHC O +( O +xMHC O +) O +encompasses O +7 O +. O +6 O +Mb O +of O +genome O +on O +6p21 O +. O +3 O +and O +is O +divided O +into O +five O +subregions O +from O +telomere O +to O +centromere O +: O +extended O +class O +I O +, O +classical O +class O +I O +, O +classical O +class O +III O +, O +classical O +class O +II O +, O +and O +extended O +class O +II O +. O + +In O +addition O +, O +the O +MHC O +contains O +two O +hypervariable O +regions O +, O +the O +RCCX O +module O +in O +class O +III O +( O +spanning O +complement O +C4 O +) O +and O +the O +HLA O +- O +DRB O +genes O +in O +class O +II O +, O +that O +both O +exhibit O +copy O +number O +polymorphism O +. O + +Examination O +of O +the O +sequence O +across O +the O +extended O +MHC O +reveals O +the O +presence O +of O +421 O +genes O +, O +and O +over O +252 O +( O +60 O +% O +) O +are O +thought O +to O +be O +expressed O +[ O +2 O +] O +. O + +Around O +40 O +% O +of O +genes O +expressed O +within O +the O +classical O +MHC O +encode O +proteins O +with O +putative O +immunomodulatory O +function O +[ O +3 O +] O +. O + +The O +classical O +class O +I O +and O +class O +II O +loci O +encode O +the O +human B +leucocyte O +antigen O +( O +HLA O +) O +proteins O +involved O +in O +antigen O +presentation O +to O +T O +cells O +, O +initiating O +the O +adaptive O +immune O +response O +. O + +The O +class O +III O +region O +contains O +the O +greatest O +density O +of O +genes O +in O +the O +genome O +( O +58 O +expressed O +genes O +) O +, O +which O +are O +often O +found O +in O +functionally O +related O +clusters O +[ O +2 O +] O +. O + +A O +major O +obstacle O +in O +the O +identification O +of O +disease O +- O +specific O +causal O +variants O +within O +the O +MHC O +has O +been O +the O +strong O +linkage O +disequilibrium O +( O +LD O +) O +exhibited O +by O +certain O +alleles O +in O +this O +region O +, O +resulting O +in O +the O +existence O +of O +long O +- O +range O +, O +conserved O +, O +extended O +haplotypes O +[ O +4 O +] O +, O +also O +known O +as O +ancestral O +haplotypes O +[ O +5 O +] O +, O +sometimes O +spanning O +more O +than O +2 O +Mb O +[ O +6 O +] O +. O + +Thus O +, O +for O +many O +MHC O +- O +associated O +diseases O +, O +it O +has O +only O +been O +possible O +to O +delimit O +association O +signals O +to O +a O +particular O +extended O +haplotype O +or O +segment O +of O +one O +. O + +Systemic O +lupus O +erythematosus O +( O +SLE O +/ O +lupus O +, O +[ O +Online O +Mendelian O +Inheritance O +in O +Man B +152700 O +, O +http O +: O +/ O +/ O +www O +. O +ncbi O +. O +nlm O +. O +nih O +. O +gov O +/ O +sites O +/ O +entrez O +? O +db O += O +OMIM O +& O +TabCmd O += O +Limits O +] O +) O +is O +a O +chronic O +, O +multi O +- O +system O +autoimmune O +disease O +affecting O +young O +women B +ten O +times O +more O +commonly O +than O +men B +. O + +The O +worldwide O +prevalence O +of O +SLE O +is O +estimated O +at O +between O +12 O +and O +124 O +cases O +per O +100 O +, O +000 O +individuals O +[ O +7 O +] O +. O + +SLE O +is O +characterized O +by O +the O +presence O +of O +pathogenic O +autoantibodies O +to O +nuclear O +and O +cell O +- O +surface O +antigens O +that O +show O +affinity O +maturation O +. O + +The O +consequent O +immune O +complexes O +deposit O +in O +tissues O +, O +causing O +inflammation O +and O +damage O +. O + +It O +is O +well O +established O +that O +there O +is O +a O +complex O +genetic O +component O +to O +lupus O +aetiology O +, O +with O +hormonal O +and O +environmental O +influences O +also O +contributing O +to O +disease O +susceptibility O +[ O +8 O +, O +9 O +] O +. O + +The O +MHC O +has O +been O +the O +most O +consistently O +confirmed O +genetic O +risk O +factor O +for O +SLE O +, O +and O +multiple O +different O +genes O +within O +the O +region O +have O +been O +significantly O +implicated O +with O +disease O +susceptibility O +. O + +For O +example O +, O +hereditary O +and O +acquired O +deficiencies O +of O +the O +early O +classical O +complement O +component O +C4 O +, O +located O +within O +the O +MHC O +class O +III O +locus O +, O +leads O +to O +a O +lupus O +- O +like O +syndrome O +. O + +A O +role O +for O +another O +class O +III O +gene O +, O +tumour O +necrosis O +factor O +alpha O +( O +TNF O +) O +, O +in O +SLE O +was O +suggested O +following O +the O +observation O +that O +the O +lupus O +- O +prone O +New O +Zealand O +F1 O +mouse B +hybrid O +exhibits O +constitutively O +low O +TNF O +expression O +[ O +10 O +] O +. O + +Recently O +, O +the O +development O +of O +antinuclear O +antibodies O +in O +patients B +treated O +with O +TNF O +antagonists O +has O +also O +stimulated O +interest O +in O +the O +possible O +role O +of O +TNF O +in O +SLE O +[ O +11 O +- O +13 O +] O +. O + +Murine O +and O +human B +candidate O +gene O +studies O +, O +together O +with O +genome O +- O +wide O +linkage O +screens O +, O +provide O +further O +support O +that O +multiple O +genetic O +loci O +, O +including O +the O +mouse B +MHC O +complex O +H2 O +and O +the O +human B +MHC O +locus O +, O +contribute O +to O +disease O +susceptibility O +[ O +14 O +- O +17 O +] O +. O + +It O +should O +be O +noted O +that O +the O +human B +MHC O +was O +first O +associated O +with O +SLE O +in O +1971 O +, O +when O +studies O +demonstrated O +that O +lupus O +probands O +were O +enriched O +for O +the O +class O +I O +alleles O +HL O +- O +A8 O +( O +now O +known O +as O +HLA O +- O +B8 O +) O +and O +HLA O +- O +W15 O +( O +now O +known O +as O +HLA O +- O +B15 O +) O +when O +compared O +with O +healthy O +controls O +[ O +18 O +, O +19 O +] O +. O + +Further O +case O +control O +association O +studies O +were O +small O +, O +performed O +in O +ethnically O +diverse O +populations O +, O +and O +tested O +only O +a O +small O +number O +of O +the O +classical O +HLA O +and O +complement O +C4 O +alleles O +. O + +The O +most O +consistent O +findings O +reported O +to O +date O +are O +associations O +with O +the O +class O +II O +alleles O +HLA O +- O +DR2 O +( O +DRB1 O +* O +1501 O +) O +and O +HLA O +- O +DR3 O +( O +DRB1 O +* O +0301 O +) O +and O +their O +respective O +haplotypes O +in O +Caucasian O +populations O +. O + +The O +complement O +C4A O +null O +allele O +( O +C4A O +* O +Q0 O +) O +has O +shown O +inconsistent O +association O +with O +lupus O +in O +a O +number O +of O +studies O +- O +- O +a O +situation O +that O +may O +reflect O +genetic O +heterogeneity O +in O +disease O +susceptibility O +[ O +20 O +- O +23 O +] O +. O + +In O +addition O +, O +a O +recent O +study O +has O +demonstrated O +that O +low O +C4A O +copy O +number O +is O +a O +risk O +factor O +for O +lupus O +in O +a O +European O +American O +cohort O +[ O +24 O +] O +. O + +However O +, O +the O +C4A O +null O +allele O +lies O +on O +the O +lupus O +- O +associated O +DR3 O +" O +autoimmune O +" O +extended O +haplotype O +( O +AH8 O +. O +1 O +) O +, O +which O +exhibits O +extremely O +strong O +LD O +[ O +6 O +] O +. O + +It O +therefore O +remains O +to O +be O +definitively O +established O +whether O +this O +locus O +constitutes O +a O +distinct O +susceptibility O +allele O +to O +that O +of O +the O +class O +II O +association O +or O +is O +merely O +in O +LD O +with O +it O +. O + +Similarly O +, O +certain O +TNF O +promoter O +polymorphisms O +, O +including O +the O +much O +- O +studied O +SNP O +TNF O +- O +308G O +/ O +A O +, O +have O +shown O +association O +with O +SLE O +; O +but O +again O +, O +many O +of O +these O +variants O +are O +carried O +on O +the O +highly O +conserved O +8 O +. O +1 O +ancestral O +haplotype O +, O +thus O +restricting O +interpretation O +of O +these O +data O +. O + +In O +2002 O +, O +a O +family O +- O +based O +study O +employing O +microsatellites O +as O +surrogate O +markers O +for O +HLA O +- O +DRB1 O +haplotypes O +in O +Caucasian O +lupus O +families O +demonstrated O +association O +with O +DR3 O +- O +, O +DR2 O +- O +, O +and O +DR8 O +( O +DRB1 O +* O +0801 O +) O +- O +containing O +haplotypes O +. O + +In O +that O +study O +, O +Graham O +and O +colleagues O +reported O +that O +, O +taking O +advantage O +of O +recombinant O +chromosomes O +, O +the O +disease O +risk O +region O +could O +be O +limited O +to O +a O +1 O +Mb O +region O +encompassing O +classical O +class O +II O +and O +class O +III O +[ O +25 O +] O +. O + +We O +have O +performed O +a O +medium O +resolution O +association O +mapping O +study O +of O +the O +MHC O +in O +lupus O +families O +, O +utilizing O +a O +combination O +of O +SNPs O +and O +four O +- O +digit O +typing O +at O +the O +HLA O +- O +DRB1 O +locus O +in O +order O +to O +anchor O +haplotypes O +. O + +Sixty O +- O +eight O +SNPs O +were O +successfully O +genotyped O +across O +a O +2 O +. O +4 O +Mb O +region O +of O +the O +MHC O +, O +from O +the O +class O +I O +locus O +KIAA1949 O +to O +the O +class O +II O +gene O +HLA O +- O +DPB2 O +, O +in O +314 O +UK O +Caucasian O +SLE O +trios O +. O + +We O +used O +these O +data O +to O +perform O +a O +family O +- O +based O +association O +study O +in O +an O +attempt O +to O +distinguish O +the O +relative O +effects O +of O +the O +class O +II O +and O +class O +III O +regions O +of O +the O +MHC O +in O +lupus O +susceptibility O +. O + +In O +addition O +, O +we O +employed O +the O +long O +- O +range O +haplotype O +test O +to O +search O +for O +the O +presence O +of O +high O +- O +frequency O +, O +extended O +haplotypes O +indicative O +of O +recent O +positive O +selection O +[ O +26 O +] O +. O + +We O +have O +also O +used O +family O +- O +based O +and O +case O +- O +control O +strategies O +to O +examine O +genotypic O +risk O +at O +HLA O +- O +DRB1 O +and O +rs419788 O +. O + +Results O + +Association O +Testing O +of O +HLA O +- O +DRB1 O +and O +MHC O +Region O +SNPs O + +In O +order O +to O +define O +the O +causal O +variation O +within O +the O +MHC O +region O +, O +we O +typed O +314 O +complete O +SLE O +trios O +for O +the O +HLA O +- O +DRB1 O +gene O +as O +well O +as O +for O +86 O +SNPs O +across O +a O +2 O +. O +4 O +Mb O +region O +encompassing O +the O +HLA O +class O +I O +locus O +HLA O +- O +B O +to O +HLA O +- O +DPB2 O +. O + +High O +- O +quality O +genotype O +data O +was O +obtained O +for O +HLA O +- O +DRB1 O +and O +68 O +MHC O +SNPs O +( O +see O +Table O +S1 O +for O +quality O +control O +data O +) O +. O + +Association O +testing O +of O +the O +HLA O +- O +DRB1 O +gene O +revealed O +a O +significant O +association O +with O +HLA O +- O +DRB1 O +* O +0301 O +( O +nominal O +p O += O +4 O +. O +9 O +x O +10 O +- O +8 O +, O +permuted O +p O +< O +0 O +. O +0001 O +, O +T O +: O +U O += O +129 O +: O +55 O +) O +in O +our O +lupus O +cohort O +( O +Table O +1 O +) O +. O + +There O +was O +also O +a O +trend O +for O +under O +transmission O +of O +the O +HLA O +- O +DRB1 O +* O +0701 O +allele O +( O +nominal O +p O += O +0 O +. O +0013 O +, O +T O +: O +U O +42 O +: O +77 O +) O +; O +however O +, O +this O +association O +was O +no O +longer O +significant O +after O +correction O +for O +multiple O +testing O +as O +determined O +by O +10 O +, O +000 O +permutations O +of O +the O +dataset O +( O +permuted O +p O += O +0 O +. O +09 O +) O +. O + +Furthermore O +, O +we O +did O +not O +find O +evidence O +of O +association O +with O +HLA O +- O +DRB1 O +* O +1501 O +( O +nominal O +p O += O +1 O +. O +0 O +, O +T O +: O +U O +70 O +: O +70 O +) O +or O +HLA O +- O +DRB1 O +* O +0801 O +( O +nominal O +p O += O +1 O +. O +0 O +, O +T O +: O +U O += O +11 O +: O +11 O +) O +in O +our O +cohort O +( O +see O +Table O +S2 O +for O +complete O +HLA O +- O +DRB1 O +association O +data O +) O +; O +alleles O +previously O +suggested O +by O +microsatellite O +typing O +of O +a O +US O +lupus O +cohort O +[ O +25 O +] O +. O + +Association O +testing O +of O +the O +MHC O +region O +SNPs O +also O +identified O +significant O +evidence O +of O +association O +to O +SLE O +( O +Table O +1 O +for O +associated O +markers O +and O +Table O +S3 O +for O +all O +MHC O +SNPs O +) O +. O + +The O +SNP O +with O +the O +most O +significant O +association O +, O +rs419788 O +( O +nominal O +p O += O +4 O +. O +3 O +x O +10 O +- O +8 O +, O +permuted O +p O +< O +0 O +. O +0001 O +) O +was O +of O +similar O +strength O +to O +that O +of O +the O +HLA O +- O +DRB1 O +* O +0301 O +allele O +, O +with O +odds O +ratios O +( O +ORs O +) O +and O +95 O +% O +confidence O +intervals O +( O +CIs O +) O +of O +2 O +. O +0 O +( O +1 O +. O +6 O +- O +2 O +. O +6 O +) O +and O +2 O +. O +3 O +( O +1 O +. O +7 O +- O +3 O +. O +2 O +) O +, O +respectively O +. O + +This O +SNP O +is O +located O +within O +intron O +6 O +of O +the O +class O +III O +gene O +, O +superkiller O +viralicidic O +activity O +2 O +- O +like O +( O +Saccharomyces B +cerevisiae I +) O +( O +SKIV2L O +) O +, O +and O +is O +located O +approximately O +500 O +kb O +telomeric O +to O +the O +HLA O +- O +DRB1 O +gene O +. O + +Of O +the O +other O +12 O +SNPs O +that O +were O +significantly O +associated O +with O +SLE O +( O +nominal O +p O += O +4 O +. O +0 O +x O +10 O +- O +4 O +to O +2 O +. O +5 O +x O +10 O +- O +7 O +; O +permuted O +p O += O +0 O +. O +03 O +to O +< O +0 O +. O +0001 O +) O +, O +one O +was O +located O +in O +the O +class O +I O +region O +between O +HLA O +- O +B O +and O +MICA O +, O +seven O +were O +located O +in O +the O +class O +III O +region O +, O +and O +four O +were O +situated O +in O +the O +class O +II O +region O +( O +Table O +1 O +; O +Figure O +S1 O +) O +. O + +Specifically O +, O +the O +seven O +associated O +class O +III O +SNPs O +were O +located O +in O +or O +close O +to O +the O +following O +genes O +: O +the O +TNF O +promoter O +, O +BAT3 O +, O +SLC44A4 O +, O +EHMT2 O +, O +TNXB O +, O +GPSM3 O +, O +and O +NOTCH4 O +. O + +One O +of O +the O +four O +class O +II O +associated O +SNPs O +was O +close O +to O +HLA O +- O +DRA O +, O +two O +were O +between O +HLA O +- O +DRB1 O +and O +HLA O +- O +DQA1 O +and O +one O +was O +in O +intron O +1 O +of O +HLA O +- O +DQA1 O +. O + +The O +correlation O +between O +all O +68 O +SNPs O +and O +HLA O +- O +DRB1 O +in O +our O +UK O +SLE O +cohort O +is O +illustrated O +in O +Figure O +1 O +. O + +The O +markers O +showing O +significant O +association O +are O +highlighted O +. O + +Conditional O +Analyses O +Identify O +Two O +Independent O +Association O +Signals O +in O +the O +MHC O + +In O +order O +to O +establish O +whether O +the O +two O +most O +associated O +signals O +identified O +in O +this O +association O +- O +mapping O +experiment O +are O +likely O +to O +represent O +a O +single O +causal O +allele O +or O +independent O +risk O +factors O +, O +we O +first O +examined O +the O +association O +data O +conditioned O +upon O +the O +presence O +of O +the O +HLA O +- O +DRB1 O +* O +0301 O +allele O +. O + +We O +found O +that O +four O +of O +the O +13 O +associated O +SNPs O +showed O +evidence O +of O +signals O +independent O +of O +HLA O +- O +DRB1 O +* O +0301 O +in O +our O +dataset O +, O +the O +strongest O +of O +which O +was O +rs419788 O +( O +Table O +1 O +) O +. O + +We O +therefore O +conditioned O +the O +three O +remaining O +SNPs O +( O +rs2523589 O +, O +rs1052486 O +, O +and O +rs605203 O +) O +on O +rs419788 O +to O +assess O +whether O +these O +signals O +are O +truly O +independent O +of O +each O +other O +or O +show O +association O +due O +to O +LD O +with O +rs419788 O +. O + +In O +addition O +, O +we O +included O +HLA O +- O +DRB1 O +in O +stepwise O +conditional O +regression O +analyses O +performed O +on O +the O +SNPs O +showing O +association O +independent O +of O +HLA O +- O +DRB1 O +( O +unpublished O +data O +) O +. O + +These O +analyses O +demonstrated O +that O +the O +observed O +association O +signals O +at O +rs2523589 O +, O +rs1052486 O +, O +and O +rs605203 O +were O +predominantly O +dependent O +upon O +the O +association O +at O +rs419788 O +, O +and O +suggested O +that O +there O +are O +two O +major O +independent O +association O +signals O +in O +the O +MHC O +in O +UK O +SLE O +: O +HLA O +- O +DRB1 O +and O +rs419788 O +. O + +The O +independence O +of O +the O +association O +signals O +at O +HLA O +- O +DRB1 O +and O +rs419788 O +is O +further O +supported O +by O +the O +observation O +that O +there O +is O +only O +modest O +LD O +between O +these O +two O +( O +r2 O += O +0 O +. O +24 O +) O +. O + +There O +was O +no O +association O +with O +any O +other O +HLA O +- O +DRB1 O +allele O +and O +the O +four O +SNPs O +independent O +of O +HLA O +- O +DRB1 O +* O +0301 O +( O +TRANSMIT O +, O +unpublished O +data O +) O +. O + +The O +association O +of O +the O +tumour O +necrosis O +factor O +gene O +promoter O +SNP O +TNF O +- O +308G O +/ O +A O +with O +SLE O +is O +lost O +after O +conditioning O +for O +HLA O +- O +DRB1 O +* O +0301 O +in O +our O +cohort O +. O + +If O +we O +perform O +the O +reverse O +analysis O +and O +condition O +HLA O +- O +DRB1 O +* O +0301 O +on O +the O +presence O +of O +the O +TNF O +promoter O +SNP O +, O +we O +find O +that O +the O +association O +remains O +, O +confirming O +that O +our O +TNF O +association O +is O +secondary O +to O +that O +of O +HLA O +- O +DRB1 O +* O +0301 O +. O + +Genotypic O +Risk O +for O +Class O +II O +and O +Class O +III O +Association O +Signals O + +Having O +established O +independent O +association O +at O +the O +allelic O +level O +with O +HLA O +- O +DRB1 O +* O +0301 O +and O +rs419788 O +- O +T O +in O +our O +UK O +SLE O +cohort O +, O +we O +wanted O +to O +further O +determine O +the O +genotypic O +risk O +conferred O +by O +these O +variants O +and O +hence O +gain O +insight O +into O +their O +underlying O +mode O +of O +inheritance O +in O +lupus O +. O + +We O +used O +case O +- O +control O +and O +family O +- O +based O +analyses O +to O +assess O +genotypic O +risk O +at O +HLA O +- O +DRB1 O +, O +while O +the O +family O +- O +based O +test O +alone O +was O +used O +for O +rs419788 O +. O + +Common O +family O +- O +based O +tests O +of O +LD O +, O +such O +as O +those O +used O +in O +this O +study O +( O +Genehunter O +) O +, O +measure O +transmission O +distortion O +based O +on O +allele O +counts O +rather O +than O +genotype O +counts O +; O +the O +former O +has O +been O +shown O +to O +be O +more O +powerful O +under O +additive O +models O +, O +while O +the O +latter O +has O +greater O +power O +under O +recessive O +or O +dominant O +genetic O +models O +[ O +27 O +] O +. O + +The O +genotype O +- O +pedigree O +disequilibrium O +test O +( O +geno O +- O +PDT O +) O +determines O +LD O +between O +a O +locus O +genotype O +and O +disease O +by O +comparing O +genotypes O +that O +are O +transmitted O +from O +parent O +to O +proband O +with O +those O +that O +are O +not O +[ O +27 O +] O +. O + +We O +used O +the O +geno O +- O +PDT O +to O +assess O +genotypic O +risk O +for O +our O +class O +II O +and O +class O +III O +association O +signals O +: O +HLA O +- O +DRB1 O +and O +the O +SNP O +rs419788 O +. O + +In O +the O +case O +- O +control O +analysis O +for O +HLA O +- O +DRB1 O +, O +ORs O +with O +95 O +% O +CI O +were O +calculated O +and O +Fisher O +' O +s O +exact O +test O +employed O +to O +assess O +statistically O +significant O +differences O +between O +HLA O +- O +DRB1 O +genotypes O +in O +lupus O +probands O +and O +healthy O +controls O +. O + +For O +HLA O +- O +DRB1 O +, O +the O +alleles O +were O +coded O +as O +follows O +: O +HLA O +- O +DRB1 O +* O +0301 O +, O +HLA O +- O +DRB1 O +* O +1501 O +, O +HLA O +- O +DRB1 O +* O +X O +where O +X O +represents O +all O +HLA O +- O +DRB1 O +alleles O +other O +than O +HLA O +- O +DRB1 O +* O +0301 O +, O +and O +HLA O +- O +DRB1 O +* O +1501 O +. O + +We O +included O +HLA O +- O +DRB1 O +* O +1501 O +in O +the O +analysis O +, O +even O +though O +we O +find O +no O +allelic O +association O +in O +our O +cohort O +, O +because O +previous O +studies O +have O +shown O +a O +greater O +risk O +for O +lupus O +in O +individuals O +who O +are O +compound O +heterozygotes O +for O +HLA O +- O +DRB1 O +* O +0301 O +- O +and O +HLA O +- O +DRB1 O +* O +1501 O +- O +containing O +haplotypes O +[ O +25 O +, O +28 O +] O +. O + +Overall O +the O +results O +are O +consistent O +with O +a O +dominant O +effect O +from O +HLA O +- O +DRB1 O +* O +0301 O +( O +Table O +2 O +) O +and O +a O +dose O +- O +dependent O +( O +additive O +) O +effect O +from O +rs419788 O +- O +T O +( O +Table O +3 O +) O +. O + +Specifically O +, O +both O +case O +- O +control O +and O +geno O +- O +PDT O +demonstrate O +that O +there O +is O +no O +dose O +- O +dependent O +increase O +in O +disease O +risk O +for O +HLA O +- O +DRB1 O +* O +0301 O +. O + +Rather O +, O +it O +appears O +that O +the O +presence O +of O +a O +single O +copy O +of O +HLA O +- O +DRB1 O +* O +0301 O +alone O +is O +sufficient O +to O +increase O +susceptibility O +to O +disease O +. O + +Moreover O +the O +0301 O +/ O +X O +genotypes O +constitute O +the O +greatest O +risk O +in O +our O +cohort O +rather O +than O +the O +0301 O +/ O +1501 O +heterozygotes O +. O + +Genotypes O +containing O +HLA O +- O +DRB1 O +* O +1501 O +in O +the O +absence O +of O +HLA O +- O +DRB1 O +* O +0301 O +revealed O +no O +significant O +association O +in O +our O +cohort O +. O + +All O +three O +rs419788 O +genotypes O +demonstrated O +significant O +association O +in O +our O +lupus O +families O +( O +Table O +3 O +) O +. O + +The O +common O +CC O +genotype O +was O +significantly O +under O +transmitted O +, O +while O +the O +rare O +T O +allele O +displayed O +dose O +- O +dependent O +over O +transmission O +to O +lupus O +probands O +. O + +Characterization O +of O +HLA O +- O +DRB1 O +* O +0301 O +Risk O +Haplotype O + +Next O +, O +we O +wanted O +to O +further O +delimit O +the O +MHC O +class O +II O +association O +signal O +that O +we O +have O +detected O +at O +HLA O +- O +DRB1 O +. O + +We O +used O +phased O +parental O +genotype O +data O +to O +compare O +the O +allelic O +composition O +of O +HLA O +- O +DRB1 O +* O +0301 O +- O +bearing O +haplotypes O +that O +were O +transmitted O +( O +T O +) O +to O +affected O +probands O +to O +those O +that O +were O +not O +transmitted O +( O +or O +untransmitted O +, O +UT O +) O +with O +the O +aim O +of O +identifying O +differences O +that O +could O +delineate O +the O +lupus O +susceptibility O +interval O +( O +s O +) O +arising O +from O +this O +haplotype O +( O +summarized O +in O +Figures O +2A O +, O +2B O +, O +and O +S2 O +) O +. O + +We O +observed O +a O +striking O +difference O +between O +transmitted O +and O +untransmitted O +chromosomes O +within O +the O +class O +II O +region O +: O +nearly O +all O +transmitted O +HLA O +- O +DRB1 O +* O +0301 O +haplotypes O +( O +99 O +% O +) O +are O +identical O +across O +a O +180 O +kb O +region O +defined O +by O +eight O +SNPs O +, O +whereas O +the O +corresponding O +region O +within O +untransmitted O +HLA O +- O +DRB1 O +* O +0301 O +haplotypes O +exhibits O +significant O +recombination O +. O + +These O +data O +strongly O +suggest O +the O +existence O +of O +a O +risk O +haplotype O +that O +, O +interestingly O +, O +contains O +only O +three O +expressed O +genes O +: O +HLA O +- O +DRB1 O +, O +HLA O +- O +DQA1 O +, O +and O +HLA O +- O +DQB1 O +. O + +Furthermore O +, O +we O +can O +confidently O +define O +the O +allelic O +composition O +of O +this O +risk O +haplotype O +, O +as O +these O +three O +genes O +are O +in O +strong O +LD O +and O +occur O +in O +one O +common O +haplotype O +in O +Caucasians O +: O +HLA O +- O +DRB1 O +* O +0301 O +- O +HLA O +- O +DQA1 O +* O +0501 O +- O +HLA O +- O +DQB1 O +* O +0201 O +. O + +Thus O +, O +we O +hypothesize O +that O +the O +specific O +combination O +of O +all O +three O +alleles O +is O +required O +to O +confer O +disease O +risk O +in O +lupus O +or O +that O +disease O +susceptibility O +lies O +with O +either O +HLA O +- O +DRB1 O +* O +0301 O +or O +the O +HLA O +- O +DQ O +alleles O +. O + +We O +do O +not O +have O +sufficient O +numbers O +of O +recombinant O +chromosomes O +in O +this O +risk O +region O +to O +further O +delimit O +this O +signal O +: O +2 O +/ O +176 O +( O +1 O +. O +1 O +% O +) O +transmitted O +HLA O +- O +DRB1 O +* O +0301 O +haplotypes O +are O +recombinant O +at O +HLA O +- O +DQA1 O +- O +HLA O +- O +DQB1 O +; O +3 O +/ O +178 O +( O +1 O +. O +7 O +% O +) O +transmitted O +haplotypes O +identical O +across O +HLA O +- O +DQA1 O +- O +HLA O +- O +DQB1 O +do O +not O +possess O +HLA O +- O +DRB1 O +* O +0301 O +. O + +The O +composite O +relative O +extended O +haplotype O +homozygosity O +( O +REHH O +) O +versus O +frequency O +plot O +for O +UK O +SLE O +; O +Utah O +residents O +with O +ancestry O +from O +northern O +and O +western O +Europe O +( O +CEPH O +) O +; O +and O +Yoruba O +in O +Ibadan O +, O +Nigeria O +( O +Yoruba O +) O +populations O +is O +shown O +in O +Figure O +3A O +. O + +We O +can O +only O +comment O +on O +evidence O +for O +positive O +selection O +in O +CEPH O +individuals O +, O +as O +we O +have O +used O +this O +population O +alone O +to O +assess O +background O +variation O +on O +Chromosome O +6 O +. O + +The O +SLE O +and O +Yoruba O +cohorts O +are O +shown O +for O +comparative O +purposes O +. O + +We O +find O +no O +evidence O +of O +positive O +selection O +for O +HLA O +- O +DRB1 O +* O +0301 O +in O +the O +CEPH O +population O +. O + +However O +, O +this O +allele O +is O +enriched O +in O +our O +lupus O +cohort O +( O +21 O +% O +of O +parental O +chromosomes O +) O +and O +displays O +greater O +extended O +homozygosity O +when O +compared O +with O +HLA O +- O +DRB1 O +* O +0301 O +- O +bearing O +haplotypes O +in O +CEPH O +and O +Yoruba O +. O + +Hence O +, O +the O +HLA O +- O +DRB1 O +* O +0301 O +allele O +in O +lupus O +is O +observed O +as O +an O +outlier O +on O +the O +plot O +when O +compared O +to O +background O +variation O +in O +CEPH O +. O + +These O +data O +support O +our O +previous O +observations O +( O +outlined O +above O +) O +of O +the O +highly O +conserved O +nature O +of O +HLA O +- O +DRB1 O +* O +0301 O +haplotypes O +in O +lupus O +. O + +In O +addition O +, O +the O +haplotype O +bifurcation O +plots O +centered O +on O +HLA O +- O +DRB1 O +* O +0301 O +for O +UK O +SLE O +, O +CEPH O +, O +and O +Yoruba O +populations O +in O +Figure O +3B O +illustrate O +preservation O +of O +the O +common O +HLA O +- O +DRB1 O +* O +0301 O +haplotype O +in O +CEPH O +and O +UK O +SLE O +, O +while O +that O +seen O +in O +the O +Yoruba O +is O +significantly O +different O +. O + +The O +class O +II O +regions O +of O +all O +three O +populations O +are O +essentially O +identical O +across O +our O +chosen O +SNPs O +; O +the O +main O +differences O +lie O +in O +class O +III O +. O + +The O +difference O +in O +African O +populations O +in O +the O +class O +III O +region O +is O +one O +possible O +explanation O +for O +the O +lack O +of O +evidence O +for O +an O +association O +between O +HLA O +- O +DRB1 O +* O +0301 O +and O +SLE O +in O +African O +or O +African O +American O +populations O +. O + +However O +, O +HLA O +- O +DRB1 O +* O +0301 O +has O +a O +lower O +frequency O +( O +~ O +7 O +% O +- O +10 O +% O +) O +in O +African O +populations O +compared O +with O +Europeans O +( O +~ O +13 O +% O +) O +, O +and O +the O +number O +of O +HLA O +association O +studies O +conducted O +in O +African O +populations O +is O +very O +limited O +. O + +Characterization O +of O +Class O +III O +Region O +Risk O +Haplotype O + +Our O +data O +reveal O +a O +second O +independent O +signal O +at O +the O +MHC O +in O +SLE O +arising O +from O +the O +T O +allele O +of O +SNP O +rs419788 O +in O +intron O +6 O +of O +the O +class O +III O +gene O +, O +SKIV2L O +. O + +Further O +evidence O +supporting O +the O +independence O +of O +the O +rs419788 O +- O +T O +and O +HLA O +- O +DRB1 O +* O +0301 O +alleles O +is O +provided O +by O +the O +moderate O +LD O +between O +these O +two O +variants O +( O +r2 O += O +0 O +. O +24 O +) O +coupled O +with O +our O +data O +demonstrating O +that O +only O +47 O +% O +of O +rs419788 O +- O +T O +allele O +- O +bearing O +haplotypes O +contain O +HLA O +- O +DRB1 O +* O +0301 O +. O + +The O +structure O +and O +composition O +of O +T O +and O +UT O +haplotypes O +anchored O +at O +rs419788 O +- O +T O +were O +essentially O +identical O +( O +Figures O +2C O +, O +2D O +, O +and O +S2 O +) O +, O +and O +hence O +not O +informative O +in O +delimiting O +our O +class O +III O +signal O +. O + +Therefore O +, O +we O +examined O +the O +LD O +structure O +around O +our O +associated O +class O +III O +SNP O +to O +better O +define O +our O +disease O +risk O +interval O +. O + +In O +our O +lupus O +dataset O +the O +rs419788 O +- O +T O +allele O +resides O +on O +three O +of O +seven O +haplotypes O +present O +within O +a O +large O +block O +of O +six O +SNPs O +exhibiting O +strong O +LD O +. O + +This O +haplotype O +block O +encompasses O +roughly O +270 O +kb O +containing O +class O +III O +genes O +from O +SLC44A4 O +to O +AGER O +, O +including O +the O +RCCX O +module O +. O + +Next O +, O +we O +analyzed O +the O +haplotype O +block O +structure O +of O +this O +region O +in O +CEPH O +families O +using O +SNP O +data O +dumped O +from O +the O +International O +HapMap O +Project O +( O +http O +: O +/ O +/ O +www O +. O +hapmap O +. O +org O +/ O +) O +. O + +The O +greater O +density O +of O +SNP O +typing O +available O +in O +the O +HapMap O +CEPH O +population O +compared O +to O +our O +current O +UK O +SLE O +map O +allowed O +us O +to O +potentially O +refine O +our O +signal O +by O +exploring O +correlations O +between O +our O +associated O +SNP O +and O +those O +surrounding O +it O +. O + +Analysis O +of O +these O +data O +( O +Figure O +4 O +) O +suggests O +the O +presence O +of O +short O +- O +range O +LD O +around O +our O +associated O +variant O +, O +rs419788 O +, O +in O +CEPH O +families O +, O +encompassing O +approximately O +40 O +kb O +of O +the O +genome O +which O +includes O +the O +five O +genes O +: O +complement O +factor O +B O +( O +CFB O +) O +, O +RD O +RNA O +binding O +protein O +( O +RDBP O +) O +, O +SKIV2L O +, O +dom O +- O +3 O +homolg O +Z O +( O +C B +. I +elegans I +) O +( O +DOM3Z O +) O +, O +and O +serine O +/ O +threonine O +kinase O +19 O +( O +STK19 O +) O +, O +and O +does O +not O +include O +the O +complement O +C4 O +locus O +. O + +Furthermore O +, O +assessment O +of O +marker O +association O +in O +our O +lupus O +dataset O +demonstrates O +that O +after O +conditioning O +for O +HLA O +- O +DRB1 O +* O +0301 O +, O +the O +only O +markers O +that O +retain O +association O +signals O +are O +telomeric O +of O +SKIV2L O +, O +suggesting O +that O +complement O +C4 O +, O +which O +is O +centromeric O +to O +this O +gene O +, O +may O +not O +be O +responsible O +for O +our O +independent O +class O +III O +signal O +. O + +Subphenotype O +Analysis O + +In O +order O +to O +gain O +further O +insight O +into O +disease O +pathogenesis O +, O +we O +examined O +common O +lupus O +subphenotypes O +. O + +Such O +subsets O +are O +more O +homogeneous O +than O +lupus O +per O +se O +and O +thus O +maybe O +enriched O +for O +specific O +predisposing O +variants O +. O + +In O +addition O +, O +one O +might O +expect O +a O +close O +association O +between O +MHC O +class O +II O +alleles O +and O +autoantibody O +subsets O +in O +lupus O +if O +these O +are O +indeed O +causal O +variants O +, O +given O +their O +role O +in O +antigen O +presentation O +and O +subsequent O +humoral O +immunity O +. O + +We O +therefore O +tested O +our O +two O +main O +MHC O +association O +signals O +, O +HLA O +- O +DRB1 O +* O +0301 O +and O +rs419788 O +, O +for O +association O +with O +renal O +disease O +and O +autoantibody O +subsets O +in O +our O +lupus O +cohort O +. O + +We O +found O +that O +HLA O +- O +DRB1 O +* O +0301 O +was O +associated O +with O +the O +presence O +of O +anti O +- O +Ro O +and O +anti O +- O +La O +antibodies O +in O +our O +UK O +SLE O +cohort O +, O +with O +the O +latter O +showing O +the O +greatest O +evidence O +of O +association O +( O +anti O +- O +La O +nominal O +p O +< O +0 O +. O +001 O +compared O +with O +anti O +- O +Ro O +nominal O +p O +< O +0 O +. O +025 O +) O +. O + +We O +found O +no O +association O +of O +HLA O +- O +DRB1 O +* O +0301 O +with O +renal O +disease O +or O +any O +other O +autoantibody O +subsets O +in O +our O +dataset O +( O +see O +Table O +S4 O +for O +detailed O +results O +) O +. O + +Genotypes O +of O +the O +SNP O +rs419788 O +were O +not O +associated O +with O +any O +of O +the O +tested O +lupus O +subphenotypes O +after O +controlling O +for O +the O +effect O +of O +HLA O +- O +DRB1 O +* O +0301 O +( O +unpublished O +data O +) O +. O + +Discussion O + +We O +present O +the O +first O +family O +- O +based O +SNP O +association O +study O +of O +the O +MHC O +in O +SLE O +. O + +We O +have O +genotyped O +69 O +markers O +( O +HLA O +- O +DRB1 O +and O +68 O +SNPs O +) O +across O +2 O +. O +4 O +Mb O +of O +the O +MHC O +, O +encompassing O +class O +III O +and O +class O +II O +, O +in O +a O +cohort O +of O +314 O +UK O +Caucasian O +SLE O +trios O +. O + +Transmission O +disequilibrium O +testing O +of O +these O +data O +has O +shown O +predominant O +association O +with O +the O +alleles O +HLA O +- O +DRB1 O +* O +0301 O +and O +rs419788 O +- O +T O +, O +together O +with O +12 O +other O +MHC O +SNPs O +. O + +Moreover O +, O +using O +conditional O +analyses O +, O +we O +have O +shown O +that O +the O +two O +primary O +signals O +of O +association O +at O +the O +MHC O +are O +independent O +of O +each O +other O +. O + +Specifically O +, O +one O +signal O +arises O +from O +HLA O +- O +DRB1 O +* O +0301 O +in O +class O +II O +and O +the O +other O +from O +the O +T O +allele O +of O +SNP O +rs419788 O +in O +the O +class O +III O +gene O +SKIV2L O +. O + +Examination O +of O +bifurcation O +plots O +for O +T O +and O +UT O +HLA O +- O +DRB1 O +* O +0301 O +- O +containing O +haplotypes O +has O +enabled O +delineation O +of O +our O +class O +II O +association O +signal O +to O +a O +180 O +kb O +region O +encompassing O +HLA O +- O +DRB1 O +* O +0301 O +- O +HLA O +- O +DQA1 O +* O +0501 O +- O +HLA O +- O +DQB1 O +* O +0201 O +. O + +These O +data O +substantially O +refine O +that O +previously O +published O +by O +Graham O +et O +al O +. O +in O +2002 O +[ O +25 O +] O +, O +where O +the O +lupus O +susceptibility O +interval O +within O +HLA O +- O +DRB1 O +* O +0301 O +- O +containing O +haplotypes O +could O +only O +be O +delimited O +to O +a O +1 O +Mb O +region O +encompassing O +class O +II O +and O +class O +III O +. O + +The O +precise O +causal O +variant O +( O +s O +) O +within O +this O +region O +remains O +to O +be O +determined O +, O +as O +the O +three O +implicated O +alleles O +exhibit O +strong O +LD O +with O +few O +recombination O +events O +separating O +them O +( O +two O +out O +of O +176 O +transmitted O +HLA O +- O +DRB1 O +* O +0301 O +chromosomes O +in O +our O +dataset O +) O +. O + +However O +, O +all O +three O +allelic O +variants O +represent O +attractive O +functional O +candidates O +in O +lupus O +susceptibility O +for O +their O +role O +in O +antigen O +presentation O +and O +stimulation O +of O +the O +adaptive O +immune O +response O +. O + +Our O +association O +of O +HLA O +- O +DRB1 O +* O +0301 O +with O +lupus O +concurs O +with O +published O +data O +in O +Caucasian O +cohorts O +and O +is O +well O +established O +[ O +16 O +] O +. O + +While O +our O +lack O +of O +association O +with O +HLA O +- O +DRB1 O +* O +1501 O +and O +HLA O +- O +DRB1 O +* O +0801 O +is O +consistent O +with O +previous O +data O +from O +the O +UK O +[ O +29 O +] O +, O +Spain O +[ O +30 O +] O +, O +the O +Netherlands O +[ O +31 O +] O +, O +Sweden O +[ O +32 O +] O +, O +Mexico O +[ O +33 O +] O +, O +and O +the O +US O +[ O +34 O +] O +, O +it O +conflicts O +with O +that O +of O +other O +US O +groups O +[ O +25 O +, O +35 O +] O +. O + +Interestingly O +, O +we O +demonstrate O +a O +trend O +, O +though O +not O +statistically O +significant O +, O +for O +undertransmission O +of O +HLA O +- O +DRB1 O +* O +0701 O +- O +- O +a O +result O +also O +observed O +in O +prior O +UK O +and O +Canadian O +lupus O +studies O +[ O +29 O +, O +36 O +] O +. O + +Moreover O +, O +a O +negative O +association O +of O +HLA O +- O +DRB1 O +* O +0701 O +has O +been O +reported O +in O +other O +autoimmune O +diseases O +including O +Graves O +disease O +[ O +37 O +, O +38 O +] O +, O +type O +1 O +diabetes O +[ O +39 O +] O +, O +and O +rheumatoid O +arthritis O +[ O +40 O +] O +. O + +It O +appears O +that O +the O +conflicting O +results O +between O +UK O +SLE O +and O +previous O +US O +( O +Minnesota O +[ O +MN O +] O +) O +[ O +25 O +] O +SLE O +data O +stem O +from O +differences O +in O +HLA O +- O +DRB1 O +allele O +frequency O +in O +the O +probands O +of O +each O +cohort O +. O + +The O +reason O +for O +this O +is O +unclear O +. O + +A O +comparison O +between O +UK O +and O +MN O +SLE O +cohorts O +( O +Table O +4 O +) O +reveals O +that O +UK O +SLE O +cases O +are O +enriched O +for O +HLA O +- O +DRB1 O +* O +0301 O +but O +not O +HLA O +- O +DRB1 O +* O +0801 O +or O +HLA O +- O +DRB1 O +* O +1501 O +when O +compared O +to O +a O +UK O +control O +population O +. O + +In O +contrast O +, O +MN O +SLE O +cases O +are O +enriched O +for O +HLA O +- O +DRB1 O +* O +0301 O +- O +DQB1 O +* O +0201 O +, O +DRB1 O +* O +0801 O +- O +DQB1 O +* O +0402 O +, O +and O +DRB1 O +* O +1501 O +- O +DQB1 O +* O +0602 O +inferred O +haplotypes O +when O +compared O +to O +MN O +controls O +[ O +25 O +] O +. O + +There O +is O +no O +statistically O +significant O +difference O +in O +the O +aforementioned O +HLA O +class O +II O +alleles O +/ O +haplotypes O +between O +UK O +and O +MN O +control O +populations O +that O +could O +account O +for O +the O +disparity O +seen O +in O +the O +respective O +lupus O +cohorts O +. O + +Differences O +in O +disease O +severity O +and O +subphenotype O +frequency O +between O +the O +two O +populations O +could O +account O +for O +the O +observed O +discrepancy O +. O + +From O +the O +limited O +data O +available O +we O +found O +that O +the O +presence O +of O +renal O +disease O +appears O +to O +be O +similar O +in O +both O +cohorts O +( O +UK O +SLE O +36 O +% O +compared O +with O +MN O +SLE O +40 O +% O +) O +, O +while O +the O +gender O +ratios O +are O +significantly O +different O +( O +female O +: O +male O +UK O +SLE O +11 O +: O +1 O +compared O +with O +MN O +SLE O +57 O +: O +1 O +, O +Chi O +square O +p O +value O +< O +0 O +. O +001 O +) O +. O + +We O +were O +unable O +to O +compare O +other O +lupus O +subphenotypes O +. O + +Furthermore O +, O +closer O +inspection O +of O +these O +data O +reveals O +that O +microsatellite O +- O +inference O +of O +HLA O +- O +DRB1 O +alleles O +in O +the O +MN O +SLE O +dataset O +may O +underestimate O +the O +frequency O +of O +HLA O +- O +DRB1 O +* O +0301 O +and O +overestimate O +that O +of O +HLA O +- O +DRB1 O +* O +1501 O +, O +thus O +diminishing O +the O +effect O +of O +the O +former O +and O +enhancing O +that O +of O +the O +latter O +. O + +It O +is O +also O +possible O +that O +the O +MN O +SLE O +cohort O +shows O +greater O +racial O +heterogeneity O +in O +comparison O +to O +our O +UK O +SLE O +cohort O +, O +despite O +both O +being O +characterized O +as O +Caucasian O +. O + +Previous O +studies O +have O +demonstrated O +increased O +risk O +for O +lupus O +in O +individuals O +carrying O +particular O +combinations O +of O +microsatellite O +- O +inferred O +HLA O +- O +DRB1 O +- O +HLA O +- O +DQB1 O +haplotypes O +[ O +25 O +, O +28 O +] O +. O + +The O +highest O +risk O +genotype O +was O +found O +to O +be O +the O +compound O +heterozygote O +HLA O +- O +DRB1 O +* O +0301 O +- O +DQB1 O +* O +0201 O +/ O +HLA O +- O +DRB1 O +* O +1501 O +- O +DQB1 O +* O +0602 O +, O +while O +HLA O +- O +DRB1 O +* O +0301 O +- O +DQB1 O +* O +0201 O +- O +containing O +genotypes O +demonstrated O +a O +dose O +- O +dependent O +effect O +in O +increasing O +lupus O +susceptibility O +[ O +25 O +, O +28 O +] O +. O + +In O +the O +present O +study O +, O +we O +have O +examined O +genotypic O +risk O +at O +the O +classically O +typed O +HLA O +- O +DRB1 O +locus O +and O +in O +contrast O +to O +the O +aforementioned O +data O +of O +Graham O +et O +al O +. O + +[ O +25 O +, O +28 O +] O +we O +have O +shown O +a O +likely O +dominant O +effect O +of O +the O +associated O +allele O +, O +HLA O +- O +DRB1 O +* O +0301 O +. O + +The O +case O +- O +control O +and O +family O +- O +based O +analyses O +for O +HLA O +- O +DRB1 O +also O +show O +the O +greater O +power O +of O +the O +former O +to O +detect O +significant O +association O +( O +Table O +2 O +) O +. O + +Specifically O +, O +all O +genotypes O +containing O +HLA O +- O +DRB1 O +* O +0301 O +show O +increased O +transmission O +to O +lupus O +probands O +; O +however O +, O +homozygotes O +show O +no O +greater O +risk O +compared O +with O +heterozygotes O +, O +as O +would O +be O +expected O +under O +additive O +or O +multiplicative O +models O +. O + +Thus O +, O +a O +dominant O +model O +of O +inheritance O +, O +requiring O +the O +presence O +of O +a O +single O +copy O +of O +the O +disease O +- O +predisposing O +variant O +alone O +, O +likely O +underlies O +the O +susceptibility O +conferred O +by O +HLA O +- O +DRB1 O +* O +0301 O +in O +UK O +SLE O +. O + +Such O +a O +model O +would O +fit O +an O +antigen O +presentation O +hypothesis O +where O +susceptible O +individuals O +carrying O +an O +HLA O +- O +DRB1 O +* O +0301 O +allele O +are O +able O +to O +present O +auto O +- O +antigens O +to O +CD4 O ++ O +lymphocytes O +, O +thus O +stimulating O +an O +autoimmune O +response O +. O + +The O +differences O +between O +our O +UK O +SLE O +and O +the O +previously O +published O +US O +SLE O +data O +may O +reflect O +disease O +, O +ethnic O +, O +and O +haplotypic O +heterogeneity O +. O + +Interestingly O +, O +analysis O +of O +genotypic O +risk O +at O +the O +associated O +class O +III O +marker O +, O +rs419788 O +, O +suggests O +an O +additive O +( O +dose O +- O +dependent O +) O +pattern O +of O +inheritance O +for O +the O +rare O +T O +allele O +, O +where O +one O +copy O +confers O +a O +low O +risk O +of O +disease O +and O +two O +copies O +results O +in O +greater O +susceptibility O +. O + +The O +different O +inheritance O +patterns O +for O +our O +class O +II O +and O +class O +III O +association O +signals O +provide O +further O +evidence O +for O +their O +independence O +. O + +A O +variety O +of O +HLA O +- O +DR O +and O +HLA O +- O +DQ O +alleles O +have O +been O +associated O +with O +autoantibody O +subsets O +in O +ethnically O +diverse O +populations O +of O +lupus O +. O + +The O +strongest O +associations O +have O +been O +demonstrated O +between O +anti O +- O +Ro O +and O +anti O +- O +La O +antibodies O +and O +HLA O +- O +DR3 O +and O +HLA O +- O +DQ2 O +( O +HLA O +- O +DQB1 O +* O +0201 O +) O +, O +which O +are O +in O +strong O +LD O +[ O +41 O +- O +45 O +] O +in O +case O +- O +control O +studies O +. O + +Here O +, O +we O +confirm O +the O +association O +of O +HLA O +- O +DRB1 O +* O +0301 O +with O +anti O +- O +Ro O +and O +anti O +- O +La O +antibody O +production O +in O +our O +family O +- O +based O +cohort O +. O + +Examination O +of O +LD O +structure O +around O +our O +second O +independent O +association O +, O +rs419788 O +- O +T O +in O +class O +III O +, O +coupled O +with O +the O +results O +of O +our O +conditional O +analysis O +, O +suggests O +that O +this O +signal O +could O +also O +be O +delimited O +to O +a O +relatively O +narrow O +genomic O +interval O +of O +about O +40 O +kb O +given O +further O +SNP O +mapping O +in O +our O +cohort O +. O + +This O +region O +includes O +the O +genes O +CFB O +, O +RDBP O +, O +SKIV2L O +, O +DOM3Z O +, O +and O +STK19 O +, O +but O +does O +not O +include O +complement O +C4 O +. O + +Thus O +, O +complement O +C4 O +null O +alleles O +, O +which O +have O +been O +implicated O +in O +lupus O +pathogenesis O +, O +may O +not O +be O +responsible O +for O +our O +class O +III O +signal O +. O + +We O +conclude O +, O +therefore O +, O +that O +our O +family O +- O +based O +mapping O +study O +has O +potentially O +revealed O +a O +hitherto O +unknown O +lupus O +susceptibility O +interval O +in O +the O +class O +III O +region O +of O +the O +MHC O +. O + +However O +, O +we O +cannot O +conclusively O +exclude O +association O +at O +complement O +C4 O +/ O +RCCX O +without O +direct O +determination O +of O +C4 O +polymorphism O +/ O +copy O +number O +in O +our O +cohort O +. O + +With O +respect O +to O +the O +genes O +implicated O +in O +our O +study O +, O +CFB O +is O +a O +vital O +component O +of O +the O +alternate O +complement O +pathway O +and O +disregulation O +may O +clearly O +affect O +the O +inflammatory O +response O +[ O +46 O +] O +. O + +RD O +and O +Skiv2l O +are O +proteins O +potentially O +involved O +in O +RNA O +processing O +. O + +The O +RD O +protein O +forms O +part O +of O +a O +negative O +elongation O +factor O +( O +NELF O +) O +complex O +that O +represses O +RNA O +polymerase O +II O +transcript O +elongation O +, O +while O +Skiv2l O +is O +a O +DEAD O +box O +protein O +with O +possible O +function O +as O +an O +RNA O +helicase O +. O + +The O +function O +of O +Dom3z O +is O +currently O +unknown O +, O +although O +the O +homologous O +yeast B +protein O +binds O +nuclear O +exoribonuclease O +. O + +Moreover O +, O +its O +ubiquitous O +expression O +suggests O +a O +housekeeping O +role O +. O + +STK19 O +is O +a O +protein O +kinase O +of O +unknown O +function O +with O +primary O +nuclear O +localization O +[ O +47 O +] O +. O + +Interestingly O +, O +RDBP O +and O +SKIV2L O +are O +found O +to O +be O +highly O +expressed O +in O +T O +lymphocytes O +, O +B O +lymphocytes O +, O +and O +dendritic O +cells O +( O +SymAtlas O +, O +http O +: O +/ O +/ O +symatlas O +. O +gnf O +. O +org O +/ O +SymAtlas O +/ O +) O +. O + +A O +number O +of O +studies O +have O +demonstrated O +conflicting O +evidence O +for O +and O +against O +association O +with O +various O +TNF O +locus O +polymorphisms O +in O +SLE O +[ O +48 O +] O +. O + +A O +recent O +meta O +- O +analysis O +of O +the O +TNF O +- O +308G O +/ O +A O +promoter O +polymorphism O +in O +SLE O +[ O +48 O +] O +revealed O +evidence O +of O +association O +for O +the O +minor O +allele O +( O +A O +) O +in O +European O +populations O +; O +however O +, O +this O +study O +did O +not O +account O +for O +LD O +with O +class O +II O +alleles O +. O + +On O +conditioning O +our O +dataset O +for O +HLA O +- O +DRB1 O +* O +0301 O +, O +we O +find O +that O +the O +TNF O +promoter O +signal O +is O +lost O +, O +suggesting O +that O +this O +association O +is O +not O +independent O +and O +is O +due O +to O +LD O +with O +HLA O +- O +DRB1 O +* O +0301 O +( O +or O +another O +variant O +in O +LD O +with O +HLA O +- O +DRB1 O +* O +0301 O +) O +. O + +In O +summary O +, O +we O +have O +found O +association O +with O +two O +distinct O +and O +independent O +variants O +within O +the O +class O +II O +( O +HLA O +- O +DRB1 O +* O +0301 O +) O +and O +class O +III O +( O +SKIV2L O +) O +regions O +of O +the O +MHC O +in O +UK O +SLE O +trios O +. O + +We O +can O +delimit O +our O +class O +II O +signal O +in O +lupus O +to O +three O +genetic O +variants O +( O +HLA O +- O +DRB1 O +* O +0301 O +- O +HLA O +- O +DQA1 O +* O +0501 O +- O +HLA O +- O +DQB1 O +* O +0201 O +) O +that O +may O +confer O +disease O +risk O +in O +combination O +or O +as O +separate O +signals O +. O + +Our O +class O +III O +signal O +importantly O +excludes O +independent O +association O +at O +the O +TNF O +promoter O +polymorphism O +TNF O +- O +308G O +/ O +A O +and O +potentially O +provides O +a O +novel O +locus O +for O +further O +study O +. O + +Materials O +and O +Methods O + +Study O +cohorts O +. O + +SLE O +families O +. O + +The O +cohort O +comprises O +314 O +complete O +SLE O +trios O +( O +that O +is O +, O +mother O +, O +father O +, O +and O +affected O +lupus O +proband O +) O +collected O +as O +previously O +described O +[ O +49 O +] O +. O + +All O +study O +participants B +are O +European O +Caucasian O +on O +the O +basis O +of O +grandparental O +origin O +. O + +All O +314 O +lupus O +probands O +( O +288 O +female O +, O +26 O +male O +) O +fulfill O +the O +revised O +American O +College O +of O +Rheumatology O +( O +ACR O +) O +criteria O +for O +SLE O +[ O +50 O +] O +, O +36 O +% O +of O +whom O +have O +a O +diagnosis O +of O +lupus O +nephritis O +. O + +Written O +consent O +was O +obtained O +from O +all O +study O +participants B +and O +ethical O +approval O +for O +this O +study O +was O +obtained O +from O +the O +Multi O +- O +Centre O +Research O +Ethics O +Committee O +( O +MREC O +2 O +June O +1998 O +) O +. O + +Healthy O +controls O +. O + +The O +control O +population O +for O +the O +HLA O +- O +DRB1 O +genotypic O +risk O +case O +- O +control O +analysis O +constitutes O +1 O +, O +667 O +healthy O +males O +of O +Northern O +European O +origin O +. O + +The O +individuals O +are O +potential O +hematopoietic O +stem O +cell O +donors O +and O +were O +typed O +to O +four O +digits O +for O +HLA O +- O +DRB1 O +at O +the O +Anthony O +Nolan O +Trust O +, O +UK O +for O +this O +purpose O +. O + +The O +level O +of O +resolution O +used O +for O +the O +typing O +of O +HLA O +- O +DRB1 O +* O +15 O +alleles O +in O +these O +healthy O +controls O +resulted O +in O +the O +ambiguous O +allele O +string O +HLA O +- O +DRB1 O +* O +1501 O +/ O +1502 O +/ O +1504 O +/ O +1506 O +. O + +However O +, O +it O +is O +likely O +that O +the O +great O +majority O +are O +HLA O +- O +DRB1 O +* O +1501 O +. O + +There O +is O +no O +gender O +bias O +in O +HLA O +- O +DRB1 O +allele O +frequencies O +, O +so O +although O +we O +have O +used O +a O +male O +control O +cohort O +, O +the O +frequencies O +would O +be O +expected O +to O +be O +the O +same O +in O +a O +similar O +female O +cohort O +( O +Steven O +Marsh O +, O +personal O +communication O +) O +. O + +SNP O +genotyping O +. O + +Eighty O +- O +six O +SNPs O +were O +chosen O +for O +genotyping O +in O +our O +mapping O +study O +. O + +Specifically O +, O +we O +selected O +40 O +MHC O +class O +II O +and O +class O +III O +haplotype O +tagging O +SNPs O +from O +a O +preliminary O +MHC O +SNP O +map O +[ O +51 O +] O +that O +had O +previously O +shown O +robust O +genotyping O +efficacy O +. O + +In O +addition O +, O +we O +typed O +36 O +MHC O +class O +II O +tag O +SNPs O +from O +a O +subsequent O +high O +- O +resolution O +MHC O +study O +[ O +52 O +] O +. O + +We O +also O +included O +the O +TNF O +- O +308G O +/ O +A O +promoter O +SNP O +, O +together O +with O +nine O +further O +SNPs O +in O +the O +region O +of O +HLA O +- O +B O +and O +MICA O +obtained O +from O +the O +database O +, O +dbSNP O +( O +http O +: O +/ O +/ O +www O +. O +ncbi O +. O +nlm O +. O +nih O +. O +gov O +/ O +projects O +/ O +SNP O +/ O +) O +. O + +The O +latter O +SNPs O +had O +not O +been O +well O +characterized O +. O + +All O +variants O +were O +typed O +in O +the O +entire O +cohort O +( O +n O += O +942 O +) O +. O + +The O +SNPs O +span O +approximately O +2 O +. O +4 O +Mb O +of O +the O +MHC O +from O +the O +class O +I O +gene O +, O +KIAA1949 O +to O +the O +class O +II O +pseudogene O +, O +HLA O +- O +DPB2 O +and O +thus O +encompass O +MHC O +class O +III O +and O +class O +II O +. O + +SNP O +genotyping O +was O +performed O +at O +the O +Broad O +Institute O +of O +MIT O +and O +Harvard O +and O +at O +Imperial O +College O +London O +by O +matrix O +- O +assisted O +laser O +desorption O +/ O +ionisation O +time O +- O +of O +- O +flight O +( O +MALDI O +- O +TOF O +) O +mass O +spectrometry O +using O +the O +Sequenom O +MassARRAY O +platform O +as O +previously O +described O +[ O +53 O +] O +. O + +SNPs O +that O +failed O +Sequenom O +typing O +were O +retyped O +by O +KBiosciences O +( O +http O +: O +/ O +/ O +www O +. O +kbioscience O +. O +co O +. O +uk O +/ O +) O +using O +their O +in O +- O +house O +SNP O +genotyping O +methodology O +, O +KASPar O +( O +http O +: O +/ O +/ O +www O +. O +kbioscience O +. O +co O +. O +uk O +/ O +genotyping O +/ O +index O +. O +htm O +) O +, O +a O +competitive O +allele O +- O +specific O +PCR O +technique O +. O + +HLA O +- O +DRB1 O +genotyping O +. O + +HLA O +- O +DRB1 O +typing O +was O +performed O +at O +the O +Anthony O +Nolan O +Trust O +, O +UK O +. O + +All O +samples O +( O +n O += O +942 O +UK O +SLE O +trios O +and O +n O += O +1 O +, O +667 O +controls O +) O +were O +genotyped O +using O +LABType O +SSO O +( O +sequence O +- O +specific O +oligonucleotide O +) O +typing O +technology O +according O +to O +the O +manufacturer O +' O +s O +written O +recommendations O +( O +http O +: O +/ O +/ O +www O +. O +onelambda O +. O +com O +) O +. O + +Briefly O +, O +a O +locus O +- O +specific O +biotinylated O +PCR O +amplicon O +is O +produced O +, O +denatured O +, O +and O +rehybridized O +to O +complementary O +oligonucleotide O +probes O +conjugated O +to O +fluorescently O +coded O +beads O +. O + +The O +bound O +biotinylated O +PCR O +product O +can O +be O +detected O +using O +R O +- O +phycoerythrin O +- O +conjugated O +streptavidin O +. 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O + +Discovery O +of O +genes O +implicated O +in O +whirling O +disease O +infection O +and O +resistance O +in O +rainbow B +trout I +using O +genome O +- O +wide O +expression O +profiling O + +Abstract O + +Background O + +Whirling O +disease O +, O +caused O +by O +the O +pathogen O +Myxobolus B +cerebralis I +, O +afflicts O +several O +salmonid O +species O +. O + +Rainbow B +trout I +are O +particularly O +susceptible O +and O +may O +suffer O +high O +mortality O +rates O +. O + +The O +disease O +is O +persistent O +and O +spreading O +in O +hatcheries O +and O +natural O +waters O +of O +several O +countries O +, O +including O +the O +U O +. O +S O +. O +A O +. O +, O +and O +the O +economic O +losses O +attributed O +to O +whirling O +disease O +are O +substantial O +. 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O +A O +. O +in O +the O +1950s O +had O +immediate O +economic O +impacts O +on O +salmonid O +hatcheries O +in O +both O +eastern O +and O +western O +states O +[ O +2 O +] O +. O + +The O +parasite O +has O +a O +broad O +worldwide O +distribution O +and O +has O +been O +identified O +in O +25 O +states O +in O +the O +U O +. O +S O +. O +A O +. O +where O +salmonid O +fish O +are O +present O +[ O +4 O +] O +. O + +Salmonid O +hatcheries O +throughout O +the O +U O +. O +S O +. O +A O +have O +suffered O +drastic O +economic O +losses O +due O +to O +whirling O +disease O +outbreaks O +. O + +The O +disease O +has O +more O +recently O +been O +recognized O +as O +the O +principal O +cause O +of O +major O +population O +declines O +among O +wild O +rainbow B +trout I +populations O +in O +the O +intermountain O +region O +of O +the O +U O +. O +S O +. O +A O +with O +serious O +negative O +impacts O +on O +sportfishing O +and O +allied O +industries O +[ O +5 O +- O +7 O +] O +. O + +Additionally O +, O +concerns O +continue O +over O +the O +potential O +negative O +ecologic O +impacts O +of O +whirling O +disease O +on O +wild O +salmonid O +populations O +, O +particularly O +threatened O +or O +endangered O +salmonids O +such O +as O +bull B +trout I +( O +Salvelinus B +confluentus I +) O +, O +cutthroat B +trout I +( O +Oncorhynchus B +clarki I +) O +, O +and O +steelhead B +( O +Oncorhynchus B +mykiss I +) O +[ O +8 O +, O +9 O +] O +. O + +Myxobolus B +cerebralis I +has O +a O +complex O +life O +cycle O +that O +includes O +two O +alternate O +hosts O +, O +a O +salmonid O +fish O +and O +an O +oligochaete O +worm O +, O +Tubifex B +tubifex I +[ O +10 O +, O +11 O +] O +. O + +Infection O +in O +the O +salmonid O +host O +begins O +when O +microscopic O +waterborne O +actinospore O +stages O +of O +M B +. I +cerebralis I +are O +released O +from O +the O +worm O +and O +contact O +the O +skin O +of O +the O +fish O +host O +. O + +Actinospores O +, O +also O +referred O +to O +as O +triactinomyxons O +for O +M B +. I +cerebralis I +, O +attach O +preferentially O +to O +fins O +and O +the O +buccal O +cavity O +where O +they O +release O +one O +or O +more O +of O +three O +coiled O +polar O +filaments O +which O +penetrate O +and O +then O +anchor O +them O +to O +the O +epidermis O +[ O +12 O +] O +. O + +Within O +minutes O +the O +sporoplasm O +, O +which O +contains O +64 O +internal O +cells O +, O +migrates O +from O +the O +triactinomxyon O +to O +deeper O +layers O +of O +the O +epidermis O +, O +an O +action O +that O +may O +be O +facilitated O +by O +parasite O +proteases O +[ O +13 O +- O +15 O +] O +. O + +Aggregates O +and O +single O +cells O +from O +the O +sporoplasm O +then O +begin O +mitotic O +replication O +within O +two O +h O +of O +initial O +infection O +, O +alternating O +between O +inter O +and O +intracellular O +locations O +, O +a O +process O +that O +may O +also O +depend O +upon O +parasite O +coded O +protease O +activity O +[ O +15 O +, O +16 O +] O +. O + +Over O +the O +next O +10 O +h O +at O +water O +temperatures O +of O +15 O +degrees O +C O +, O +parasites O +within O +host O +epithelial O +cells O +further O +divide O +by O +the O +process O +of O +endogeny O +or O +cell O +within O +cell O +replication O +prior O +to O +release O +and O +then O +penetration O +of O +new O +host O +cells O +. O + +Between O +12 O +and O +20 O +h O +post O +infection O +, O +the O +number O +of O +parasite O +cells O +present O +in O +the O +epidermis O +steadily O +declines O +until O +new O +stages O +are O +observed O +in O +the O +subcutis O +at O +48 O +h O +. O + +Degenerative O +stages O +observed O +in O +the O +epidermis O +between O +12 O +and O +20 O +h O +are O +suspected O +to O +be O +a O +result O +of O +the O +action O +of O +the O +host O +immune O +response O +, O +although O +the O +cellular O +and O +or O +humoral O +factors O +involved O +are O +not O +currently O +known O +. O + +After O +a O +brief O +residence O +in O +the O +subcutis O +, O +parasite O +stages O +are O +presumed O +to O +migrate O +to O +proximal O +nervous O +tissues O +, O +initially O +in O +peripheral O +and O +then O +more O +central O +locations O +[ O +16 O +] O +. O + +Migration O +and O +potential O +replication O +of O +parasite O +stages O +in O +nervous O +tissue O +ensues O +over O +the O +next O +16 O +d O +with O +the O +first O +parasites O +exiting O +to O +invade O +cartilage O +observed O +at O +20 O +d O +post O +infection O +[ O +16 O +] O +. O + +Feeding O +on O +cartilage O +may O +induce O +a O +host O +inflammatory O +response O +that O +constricts O +the O +spinal O +cord O +, O +brain O +stem O +, O +and O +caudal O +nerves O +resulting O +in O +the O +erratic O +swimming O +behavior O +( O +whirling O +) O +and O +black O +tail O +observed O +among O +fish O +with O +acute O +whirling O +disease O +[ O +17 O +] O +. O + +An O +additional O +impact O +of O +cartilage O +destruction O +are O +permanent O +deformities O +to O +the O +skeletal O +system O +that O +may O +increase O +vulnerability O +to O +predation O +and O +impair O +ability O +to O +forage O +for O +food O +[ O +1 O +] O +. O + +The O +final O +developmental O +stages O +of O +the O +parasite O +in O +the O +fish O +are O +environmentally O +resistant O +spore O +stages O +( O +myxospores O +) O +which O +remained O +trapped O +in O +cartilage O +or O +bone O +[ O +18 O +] O +. O + +Death O +of O +infected O +fish O +or O +ingestion O +by O +fish O +or O +avian O +predators O +releases O +myxospores O +from O +the O +fish O +tissues O +and O +they O +may O +be O +ingested O +by O +the O +second O +host O +, O +the O +benthic O +dwelling O +oligochaete O +T B +. I +tubifex I +[ O +19 O +] O +. O + +A O +second O +developmental O +cycle O +then O +occurs O +under O +the O +mucosal O +lining O +of O +the O +intestine O +that O +results O +in O +the O +release O +of O +thousands O +of O +the O +actinospore O +( O +triactinomyxon O +) O +stages O +potentially O +over O +the O +entire O +lifetime O +of O +the O +individual O +oligochaete O +[ O +20 O +] O +. O + +Susceptibility O +to O +whirling O +disease O +in O +U O +. O +S O +. O +rainbow B +trout I +strains O +is O +pervasive O +with O +only O +two O +of O +the O +tested O +native O +strains O +displaying O +any O +degree O +of O +resistance O +, O +which O +may O +be O +inconsistent O +and O +relatively O +moderate O +[ O +21 O +, O +22 O +] O +. O + +Hatchery O +rainbow B +trout I +in O +Germany O +( O +Hofer O +strain O +) O +, O +however O +, O +have O +acquired O +a O +degree O +of O +resistance O +to O +whirling O +disease O +that O +is O +consistently O +much O +higher O +than O +any O +domestic O +rainbow O +strains O +and O +comparable O +to O +that O +of O +brown B +trout I +( O +Salmon B +trutta I +) O +, O +which O +are O +native O +to O +Europe O +and O +typically O +asymptomatic O +following O +infection O +[ O +23 O +] O +. O + +Laboratory O +tests O +comparing O +rainbow B +trout I +strains O +under O +the O +same O +environmental O +conditions O +and O +pathogen O +exposure O +indicate O +that O +the O +Hofer O +strain O +' O +s O +ability O +to O +combat O +M B +. I +cerebralis I +infection O +has O +a O +genetic O +basis O +. O + +Recently O +, O +controlled O +crosses O +of O +the O +Hofer O +strain O +and O +a O +susceptible O +strain O +( O +Colorado O +River O +rainbow B +trout I +[ O +CRR O +] O +) O +demonstrated O +that O +resistance O +to O +whirling O +disease O +was O +inherited O +by O +progeny O +[ O +24 O +] O +and O +heritability O +estimates O +are O +currently O +underway O +. O + +The O +discovery O +of O +the O +resistant O +Hofer O +strain O +allowed O +us O +to O +conduct O +an O +intraspecific O +comparison O +of O +susceptible O +and O +resistant O +rainbow B +trout I +in O +order O +to O +gain O +insight O +into O +the O +genetic O +basis O +underlying O +whirling O +disease O +susceptibility O +for O +this O +species O +. O + +Gene O +expression O +profiling O +, O +through O +the O +use O +of O +microarrays O +, O +is O +an O +extremely O +high O +- O +throughput O +method O +to O +discover O +specific O +genes O +and O +pathways O +involved O +in O +a O +disease O +phenotype O +without O +the O +bias O +of O +a O +candidate O +gene O +approach O +. O + +In O +this O +study O +, O +microarray O +analysis O +was O +used O +to O +examine O +expression O +changes O +in O +a O +resistant O +and O +susceptible O +strain O +of O +rainbow B +trout I +following O +exposure O +to O +M B +. I +cerebralis I +, O +the O +pathogen O +causing O +whirling O +disease O +. O + +We O +have O +found O +several O +genes O +significantly O +up O +- O +regulated O +in O +both O +the O +resistant O +and O +susceptible O +strain O +that O +appear O +to O +be O +involved O +in O +host O +response O +to O +infection O +. O + +We O +have O +also O +found O +a O +gene O +which O +is O +significantly O +up O +- O +regulated O +in O +the O +resistant O +but O +remains O +unchanged O +in O +the O +susceptible O +rainbow B +trout I +strain O +following O +pathogen O +exposure O +that O +is O +a O +likely O +candidate O +gene O +for O +involvement O +in O +conferring O +whirling O +disease O +resistance O +. O + +Results O +and O +Discussion O + +Quantitative O +PCR O +conducted O +on O +caudal O +fin O +tissues O +at O +two O +hours O +post O +exposure O +to O +M B +. I +cerebralis I +demonstrated O +each O +fish O +strain O +had O +similar O +initial O +pathogen O +loads O +, O +although O +there O +was O +substantial O +variation O +between O +individual O +fish O +within O +each O +strain O +. O + +The O +mean O +parasite O +copy O +numbers O +per O +host O +cell O +were O +1 O +. O +20 O +x O +106 O +( O +SD O +1 O +. O +53 O +x O +106 O +) O +for O +the O +Hofer O +and O +1 O +. O +04 O +x O +106 O +( O +SD O +0 O +. O +91 O +x O +106 O +) O +for O +the O +Trout O +Lodge O +. O + +These O +mean O +values O +and O +standard O +deviations O +are O +similar O +to O +those O +obtained O +in O +additional O +studies O +of O +susceptible O +rainbow B +trout I +when O +examined O +at O +early O +time O +points O +post O +TAM O +exposure O +( O +unpublished O +data O +) O +. O + +In O +order O +to O +study O +genes O +involved O +in O +whirling O +disease O +response O +, O +resistant O +and O +susceptible O +rainbow B +trout I +strains O +were O +exposed O +to O +M B +. I +cerebralis I +and O +RNA O +from O +skin O +tissue O +was O +converted O +to O +cDNA O +and O +hybridized O +onto O +microarrays O +. O + +Relative O +gene O +expression O +for O +exposed O +and O +unexposed O +controls O +for O +each O +strain O +was O +compared O +and O +the O +list O +of O +differentially O +expressed O +genes O +for O +both O +strains O +is O +found O +in O +Table O +1 O +. O + +A O +combined O +total O +of O +17 O +genes O +or O +features O +( O +14 O +annotated O +genes O +, O +3 O +unknown O +features O +) O +were O +differentially O +expressed O +in O +one O +or O +both O +strains O +following O +pathogen O +exposure O +and O +are O +involved O +with O +rainbow B +trout I +infection O +response O +to O +whirling O +disease O +exposure O +. O + +Several O +of O +these O +genes O +were O +found O +in O +different O +locations O +on O +the O +array O +as O +unique O +expressed O +sequence O +tag O +( O +EST O +) O +clones O +and O +their O +repeated O +presence O +on O +the O +significance O +gene O +lists O +provides O +additional O +support O +for O +their O +involvement O +in O +the O +whirling O +disease O +phenotype O +. O + +The O +small O +number O +of O +genes O +found O +potentially O +indicates O +that O +only O +a O +few O +genes O +contribute O +to O +the O +phenotypic O +differences O +found O +between O +resistant O +Hofer O +and O +susceptible O +Trout O +Lodge O +, O +at O +least O +in O +terms O +of O +differential O +gene O +expression O +, O +during O +early O +disease O +progression O +in O +the O +skin O +. O + +In O +the O +microarray O +statistical O +analysis O +, O +when O +the O +delta O +value O +was O +adjusted O +even O +slightly O +lower O +, O +the O +FDR O +estimate O +increases O +from O +0 O +% O +to O +~ O +78 O +% O +. O + +Since O +increasing O +the O +FDR O +cut O +- O +off O +to O +such O +a O +high O +percentage O +would O +dramatically O +reduce O +power O +, O +we O +chose O +to O +leave O +the O +gene O +list O +small O +with O +an O +estimated O +FDR O +of O +0 O +% O +. O + +This O +type O +of O +dramatic O +increase O +in O +FDR O +estimation O +is O +additional O +support O +that O +there O +are O +not O +many O +genes O +differentially O +expressed O +in O +response O +to O +whirling O +disease O +infection O +for O +our O +chosen O +tissue O +and O +time O +points O +. O + +Different O +salmonid O +microarray O +platforms O +, O +such O +as O +those O +available O +from O +Oregon O +State O +University O +and O +Michigan O +State O +University O +, O +or O +different O +tissues O +and O +time O +points O +may O +produce O +additional O +candidate O +genes O +. O + +A O +recent O +time O +course O +study O +used O +a O +candidate O +gene O +approach O +to O +identify O +four O +genes O +( O +TGF O +- O +beta O +, O +IL O +- O +1 O +beta O +1 O +, O +IL O +- O +1 O +beta O +2 O +, O +and O +COX O +- O +2 O +) O +that O +were O +significantly O +up O +- O +regulated O +by O +both O +Hofer O +and O +Trout O +Lodge O +in O +response O +to O +whirling O +disease O +infection O +[ O +25 O +] O +. O + +These O +genes O +and O +their O +downstream O +effectors O +were O +not O +identified O +in O +the O +current O +microarray O +study O +, O +likely O +due O +to O +many O +differences O +in O +experimental O +design O +between O +the O +two O +studies O +( O +e O +. O +g O +. O +, O +pathogen O +exposure O +levels O +, O +tissue O +types O +, O +water O +temperatures O +, O +age O +of O +fish O +at O +exposure O +, O +etc O +. O +) O +. O + +While O +downstream O +effectors O +of O +these O +genes O +were O +present O +on O +the O +microarray O +, O +only O +one O +of O +the O +four O +genes O +( O +COX O +- O +2 O +) O +was O +actually O +present O +on O +the O +microarray O +. O + +It O +is O +our O +hope O +that O +future O +genome O +sequencing O +will O +enable O +the O +construction O +of O +more O +comprehensive O +microarray O +platforms O +for O +economically O +important O +aquaculture O +species O +, O +such O +as O +Atlantic B +salmon I +and O +rainbow B +trout I +. O + +All O +significant O +genes O +identified O +by O +the O +current O +microarray O +study O +were O +up O +- O +regulated O +following O +pathogen O +exposure O +for O +one O +or O +both O +strains O +. O + +Therefore O +, O +it O +appears O +that O +both O +strains O +are O +undergoing O +transcriptional O +activation O +to O +defend O +against O +whirling O +disease O +infection O +and O +thus O +, O +are O +exclusively O +employing O +positive O +regulation O +for O +the O +genes O +examined O +in O +skin O +during O +early O +disease O +progression O +. O + +The O +normal O +caveats O +that O +apply O +for O +microarray O +studies O +( O +gene O +discovery O +is O +limited O +by O +transcripts O +on O +arrays O +, O +differences O +at O +transcriptional O +level O +may O +not O +cause O +phenotypic O +differences O +, O +results O +are O +dependent O +upon O +tissue O +type O +and O +time O +point O +chosen O +, O +etc O +. O +) O +apply O +for O +this O +study O +. O + +Additionally O +, O +the O +comparison O +of O +two O +rainbow B +trout I +strains O +( O +i O +. O +e O +. O +, O +resistant O +versus O +susceptible O +) O +added O +another O +layer O +of O +complexity O +to O +the O +analysis O +. O + +We O +chose O +to O +not O +directly O +compare O +the O +two O +strains O +because O +there O +could O +be O +expression O +differences O +between O +them O +, O +due O +to O +divergence O +following O +strain O +isolation O +, O +that O +are O +unrelated O +to O +the O +whirling O +disease O +phenotype O +. O + +With O +that O +in O +mind O +, O +the O +two O +strains O +were O +first O +compared O +entirely O +separately O +from O +each O +other O +to O +discover O +expression O +differences O +in O +response O +to O +pathogen O +exposure O +for O +each O +strain O +. O + +Only O +the O +genes O +responding O +to O +infection O +, O +and O +therefore O +implicated O +in O +the O +whirling O +disease O +phenotype O +, O +were O +compared O +between O +the O +two O +strains O +for O +differential O +gene O +expression O +( O +Figure O +1 O +) O +. O + +A O +limitation O +of O +this O +approach O +to O +our O +study O +is O +that O +constitutively O +expressed O +transcripts O +which O +are O +differentially O +expressed O +between O +the O +two O +strains O +that O +contribute O +to O +the O +whirling O +disease O +phenotype O +cannot O +be O +identified O +. O + +Microarray O +analysis O +of O +genes O +differentially O +expressed O +in O +the O +resistant O +Hofer O +strain O +in O +response O +to O +pathogen O +exposure O + +A O +total O +of O +16 O +genes O +or O +features O +( O +13 O +annotated O +genes O +, O +3 O +unknown O +features O +) O +were O +up O +- O +regulated O +in O +the O +resistant O +Hofer O +strain O +following O +pathogen O +exposure O +. O + +All O +13 O +annotated O +genes O +have O +been O +previously O +implicated O +in O +host O +immune O +response O +for O +other O +infectious O +diseases O +. O + +Viral B +Hemorrhagic I +Septicemia I +Virus I +( O +VHSV B +) O +induced O +protein O +and O +neighbor O +of O +COX O +- O +4 O +are O +the O +only O +annotated O +genes O +without O +known O +molecular O +functions O +. O + +A O +common O +link O +between O +the O +majority O +of O +annotated O +genes O +with O +known O +molecular O +functions O +is O +an O +involvement O +in O +the O +interferon O +system O +. O + +The O +interferon O +system O +is O +one O +of O +the O +first O +lines O +of O +host O +defense O +against O +invading O +pathogens O +for O +vertebrates O +( O +for O +review O +see O +[ O +26 O +] O +) O +, O +including O +teleost B +fish I +( O +for O +review O +see O +[ O +27 O +] O +) O +. O + +Other O +economically O +important O +salmonid O +pathogens O +, O +such O +as O +infectious B +pancreatic I +necrosis I +virus I +and O +infectious B +salmon I +anaemia I +virus I +have O +been O +found O +to O +activate O +both O +type O +I O +and O +type O +II O +interferon O +( O +IFN O +) O +responses O +in O +the O +Atlantic B +salmon I +host O +following O +infection O +[ O +28 O +] O +. O + +Interferons O +are O +cytokine O +proteins O +that O +are O +secreted O +following O +infection O +and O +play O +a O +critical O +role O +in O +both O +innate O +and O +adaptive O +immunity O +. O + +The O +IFN O +system O +has O +been O +most O +widely O +researched O +in O +mammals O +and O +studies O +have O +found O +that O +type O +I O +IFN O +( O +mammalian O +IFN O +- O +alpha O +/ O +beta O +) O +are O +secreted O +by O +the O +pathogen O +- O +infected O +cells O +as O +part O +of O +a O +rapid O +initial O +immune O +response O +while O +Type O +II O +IFN O +( O +mammalian O +IFN O +- O +gamma O +) O +is O +secreted O +by O +natural O +killer O +( O +NK O +) O +and O +T O +cells O +and O +plays O +a O +more O +central O +role O +in O +the O +second O +wave O +of O +immune O +response O +. O + +To O +cope O +with O +the O +myriad O +of O +host O +infections O +, O +the O +interferon O +system O +is O +highly O +complex O +and O +involves O +the O +regulation O +of O +hundreds O +of O +genes O +[ O +29 O +, O +30 O +] O +. O + +Specifically O +, O +type O +I O +IFN O +acts O +to O +increase O +MHC O +class O +I O +expression O +for O +antigen O +presentation O +[ O +31 O +] O +, O +promote O +T O +cell O +survival O +[ O +32 O +] O +, O +inhibit O +cell O +proliferation O +[ O +33 O +] O +, O +mediate O +apoptosis O +[ O +26 O +] O +, O +and O +increase O +NK O +cell O +activity O +[ O +34 O +] O +. O + +Type O +II O +IFN O +acts O +to O +increase O +both O +MHC O +class O +I O +and O +II O +expression O +for O +antigen O +presentation O +[ O +29 O +] O +, O +stimulate O +macrophages O +to O +kill O +engulfed O +pathogens O +[ O +35 O +] O +, O +induce O +apoptosis O +[ O +36 O +] O +, O +and O +regulate O +leukocyte O +- O +endothelium O +interactions O +[ O +37 O +] O +in O +addition O +to O +many O +other O +immune O +- O +related O +activities O +. O + +It O +is O +informative O +to O +examine O +the O +functional O +roles O +of O +each O +gene O +' O +s O +encoded O +protein O +specifically O +to O +better O +understand O +the O +part O +each O +plays O +, O +both O +individually O +and O +as O +interconnected O +components O +, O +in O +host O +immune O +response O +. O + +Expression O +of O +the O +interferon O +- O +induced O +35 O +kDa O +protein O +is O +induced O +by O +IFN O +and O +it O +is O +involved O +in O +cytokine O +signalling O +[ O +38 O +] O +. O + +Interferon O +regulatory O +factor O +1 O +( O +IRF O +- O +1 O +) O +and O +interferon O +regulatory O +factor O +7 O +( O +IRF O +- O +7 O +) O +are O +transcription O +factors O +that O +induce O +expression O +of O +IFN O +responsive O +genes O +[ O +39 O +, O +40 O +] O +. O + +Additionally O +, O +IRF O +- O +1 O +is O +involved O +in O +apoptosis O +and O +cell O +cycle O +regulation O +related O +to O +tumor O +suppression O +[ O +41 O +] O +. O + +Similarly O +, O +cyclin O +- O +dependent O +kinase O +4 O +inhibitor O +B O +( O +p15 O +- O +INK4b O +) O +plays O +a O +role O +in O +apoptosis O +[ O +42 O +] O +, O +cell O +cycle O +regulation O +[ O +42 O +] O +, O +and O +tumor O +suppression O +[ O +43 O +] O +and O +can O +be O +induced O +by O +the O +cytokine O +TGF O +- O +beta O +[ O +44 O +] O +. O + +Gig2 O +is O +an O +interferon O +- O +inducible O +protein O +that O +is O +likely O +part O +of O +the O +JAK O +- O +STAT O +signal O +transduction O +pathway O +[ O +45 O +] O +. O + +Ubiquitin O +and O +the O +proteasome O +subunit O +beta O +type O +8 O +precursor O +are O +both O +members O +of O +the O +ubiquitin O +- O +proteasome O +system O +( O +for O +review O +see O +[ O +26 O +] O +) O +, O +which O +serves O +to O +degrade O +proteins O +via O +proteolysis O +. O + +These O +degraded O +proteins O +can O +originate O +from O +an O +invading O +pathogen O +and O +are O +displayed O +on O +MHC O +class O +I O +proteins O +. O + +The O +beta O +- O +2 O +- O +microglobulin O +is O +an O +integral O +component O +of O +MHC O +class O +I O +proteins O +and O +is O +therefore O +involved O +in O +antigen O +processing O +and O +presentation O +to O +cytotoxic O +T O +cells O +[ O +46 O +] O +. O + +Haptoglobin O +binds O +hemoglobin O +and O +limits O +its O +availability O +to O +infectious O +bacteria O +, O +thus O +preventing O +bacterial O +proliferation O +in O +a O +wound O +[ O +47 O +] O +. O + +The O +PPAR O +- O +alpha O +- O +interacting O +complex O +protein O +285 O +is O +a O +transcriptional O +co O +- O +activator O +with O +helicase O +activity O +[ O +48 O +] O +and O +has O +sequence O +similarity O +to O +a O +rainbow B +trout I +VHSV B +- O +induced O +protein O +. O + +Gene O +expression O +of O +metallothionein O +B O +( O +MT O +- O +B O +) O +is O +induced O +by O +several O +metal O +ions O +[ O +49 O +] O +, O +cytokines O +[ O +50 O +- O +52 O +] O +, O +and O +stress O +hormones O +[ O +53 O +- O +55 O +] O +. O + +MT O +proteins O +are O +believed O +to O +play O +diverse O +functional O +roles O +in O +inflammation O +, O +immune O +response O +, O +apoptosis O +, O +tumor O +suppression O +, O +and O +detoxification O +( O +for O +reviews O +see O +[ O +55 O +, O +56 O +] O +) O +. O + +Microarray O +analysis O +of O +genes O +differentially O +expressed O +in O +the O +susceptible O +Trout O +Lodge O +strain O +in O +response O +to O +pathogen O +exposure O + +A O +total O +of O +six O +genes O +or O +features O +( O +five O +annotated O +genes O +, O +one O +unknown O +feature O +) O +were O +up O +- O +regulated O +in O +the O +susceptible O +Trout O +Lodge O +strain O +following O +pathogen O +exposure O +. O + +Only O +one O +of O +the O +significant O +genes O +for O +Trout O +Lodge O +, O +which O +has O +sequence O +similarity O +to O +CC O +chemokine O +SCYA113 O +, O +was O +not O +also O +differentially O +expressed O +in O +Hofer O +in O +response O +to O +pathogen O +exposure O +. O + +The O +CC O +chemokine O +SCYA113 O +gene O +is O +a O +member O +of O +the O +CC O +chemokine O +family O +, O +which O +guides O +leukocytes O +to O +sites O +of O +infection O +and O +inflammation O +( O +for O +review O +see O +[ O +57 O +] O +) O +. O + +The O +fewer O +number O +of O +significant O +genes O +found O +for O +Trout O +Lodge O +relative O +to O +Hofer O +may O +indicate O +a O +decrease O +in O +transcriptional O +activation O +for O +this O +susceptible O +strain O +. O + +There O +is O +, O +however O +, O +likely O +some O +degree O +of O +overlap O +in O +both O +strains O +' O +response O +to O +pathogen O +exposure O +due O +to O +the O +fact O +that O +several O +genes O +were O +up O +- O +regulated O +in O +both O +Hofer O +and O +Trout O +Lodge O +( O +i O +. O +e O +. O +, O +ubiquitin O +- O +like O +protein O +1 O +, O +IRF O +- O +1 O +, O +and O +PPAR O +- O +alpha O +- O +interacting O +protein O +Gig2 O +) O +. O + +A O +critical O +phase O +in O +the O +early O +stages O +of O +M B +. I +cerebralis I +infection O +in O +trout O +is O +invasion O +and O +intracellular O +replication O +, O +processes O +that O +begin O +as O +early O +as O +one O +hour O +post O +exposure O +to O +triactinomyxons O +[ O +16 O +] O +. O + +A O +role O +for O +accumulated O +ubiquinated O +proteins O +in O +the O +lysosome O +in O +the O +killing O +of O +Mycobacterium B +tuberculosis I +has O +recently O +been O +described O +that O +has O +implications O +for O +a O +range O +of O +intracellular O +infections O +[ O +58 O +] O +and O +some O +similar O +responses O +to O +infection O +may O +be O +occurring O +for O +both O +resistant O +and O +susceptible O +strains O +. O + +Microarray O +analysis O +of O +genes O +differentially O +expressed O +between O +resistant O +and O +susceptible O +strains O +in O +response O +to O +pathogen O +exposure O + +Of O +the O +genes O +differentially O +expressed O +in O +response O +to O +pathogen O +exposure O +for O +both O +strains O +, O +only O +metallothionein O +B O +shows O +a O +statistically O +significant O +difference O +in O +expression O +between O +the O +two O +strains O +( O +Table O +2 O +) O +. O + +MT O +- O +B O +was O +found O +to O +be O +up O +- O +regulated O +in O +the O +resistant O +Hofer O +strain O +following O +pathogen O +exposure O +but O +remained O +unchanged O +in O +the O +susceptible O +Trout O +Lodge O +strain O +. O + +As O +previously O +noted O +, O +metallothionein O +has O +been O +implicated O +in O +a O +broad O +range O +of O +functional O +capacities O +, O +including O +inflammatory O +and O +immune O +responses O +. O + +Several O +cytokines O +can O +induce O +metallothionein O +expression O +including O +IFN O +[ O +59 O +- O +61 O +] O +, O +interleukin O +- O +1 O +[ O +50 O +] O +, O +interleukin O +- O +6 O +[ O +51 O +] O +, O +and O +tumor O +necrosis O +factor O +- O +alpha O +[ O +52 O +] O +. O + +Metallothionein O +has O +been O +shown O +to O +mediate O +leukocyte O +chemotaxis O +and O +has O +been O +hypothesized O +to O +serve O +as O +an O +early O +" O +danger O +signal O +" O +during O +times O +of O +stress O +or O +infection O +to O +activate O +an O +immune O +response O +[ O +62 O +] O +. O + +The O +functional O +similarities O +between O +metallothionein O +and O +CC O +chemokine O +SCYA113 O +, O +at O +least O +in O +terms O +of O +leukocyte O +chemotaxis O +, O +are O +certainly O +of O +interest O +since O +these O +genes O +displayed O +quite O +distinct O +expression O +profiles O +. O + +Metallothionein O +was O +up O +- O +regulated O +in O +the O +resistant O +Hofer O +strain O +and O +CC O +chemokine O +SCYA113 O +was O +up O +- O +regulated O +in O +the O +susceptible O +Trout O +Lodge O +strain O +( O +although O +CC O +chemokine O +SCYA113 O +did O +not O +pass O +the O +significance O +cut O +- O +off O +to O +be O +considered O +differentially O +expressed O +between O +the O +two O +strains O +) O +. O + +This O +distinction O +between O +two O +genes O +, O +capable O +of O +similar O +biological O +roles O +, O +may O +indicate O +that O +leukocyte O +movements O +to O +, O +and O +their O +activities O +once O +at O +, O +the O +infection O +site O +are O +key O +factors O +in O +determining O +resistance O +versus O +susceptibility O +to O +whirling O +disease O +. O + +Evaluations O +by O +light O +microscopy O +and O +qPCR O +for O +M B +. I +cerebralis I +genomic O +DNA O +of O +Hofer O +and O +Trout O +Lodge O +rainbow B +trout I +exposed O +to O +triactinomyxons O +demonstrates O +Hofer O +more O +efficiently O +eliminates O +invading O +parasites O +in O +the O +skin O +( O +M O +. O +Adkison O +, O +pers O +. O +comm O +. O +) O +. O + +While O +the O +parasite O +effectively O +penetrates O +the O +epidermis O +in O +both O +strains O +, O +significantly O +fewer O +parasites O +survive O +the O +migration O +from O +the O +skin O +to O +the O +nerves O +as O +evaluated O +at O +10 O +d O +post O +exposure O +. O + +A O +role O +for O +host O +immune O +factors O +in O +the O +elimination O +of O +invading O +parasites O +, O +even O +in O +susceptible O +rainbow B +trout I +strains O +, O +is O +suggested O +by O +several O +prior O +light O +and O +electron O +microscopy O +studies O +that O +demonstrate O +an O +increase O +in O +degenerative O +stages O +in O +the O +skin O +beginning O +as O +early O +as O +12 O +h O +and O +then O +their O +elimination O +by O +24 O +h O +post O +- O +exposure O +to O +triactinomyxons O +[ O +12 O +, O +16 O +, O +63 O +] O +. O + +The O +difference O +in O +metallothionein O +expression O +may O +be O +due O +to O +an O +alternative O +immune O +response O +pathway O +since O +the O +protein O +has O +known O +involvement O +in O +diverse O +functional O +capacities O +. O + +For O +instance O +, O +metallothionein O +' O +s O +role O +as O +a O +zinc O +- O +finger O +transcriptional O +regulator O +[ O +64 O +] O +may O +dramatically O +alter O +the O +expression O +profiles O +between O +resistant O +and O +susceptible O +rainbow B +trout I +. O + +All O +biological O +roles O +of O +this O +diverse O +protein O +should O +be O +considered O +when O +examining O +the O +complexities O +of O +host O +immune O +response O +. O + +Additionally O +, O +upstream O +regulators O +of O +metallothionein O +expression O +could O +be O +the O +true O +underlying O +cause O +of O +the O +whirling O +disease O +phenotype O +since O +a O +gene O +expression O +study O +alone O +cannot O +determine O +if O +a O +gene O +is O +directly O +contributing O +to O +a O +phenotype O +( O +i O +. O +e O +. O +, O +cause O +versus O +downstream O +effect O +) O +. O + +Validation O +of O +microarray O +results O +by O +qRT O +- O +PCR O + +Quantitative O +RT O +- O +PCR O +( O +qRT O +- O +PCR O +) O +confirmed O +the O +microarrays O +results O +for O +two O +of O +the O +genes O +up O +- O +regulated O +in O +both O +Hofer O +and O +Trout O +Lodge O +following O +infection O +, O +ubiquitin O +and O +IRF O +- O +1 O +, O +and O +the O +metallothionein O +gene O +( O +MT O +- O +B O +) O +, O +which O +was O +up O +- O +regulated O +in O +Hofer O +but O +remained O +unchanged O +in O +Trout O +Lodge O +following O +infection O +( O +Figure O +2 O +) O +. O + +The O +qRT O +- O +PCR O +results O +for O +IRF O +- O +1 O +and O +metallothionein O +were O +quite O +similar O +to O +the O +microarray O +results O +for O +each O +gene O +, O +in O +terms O +of O +relative O +expression O +changes O +in O +response O +to O +infection O +. O + +MT O +- O +B O +was O +found O +to O +once O +again O +be O +significantly O +up O +- O +regulated O +in O +the O +resistant O +Hofer O +strain O +following O +pathogen O +exposure O +but O +remained O +unchanged O +in O +the O +susceptible O +Trout O +Lodge O +. O + +This O +difference O +in O +MT O +- O +B O +gene O +expression O +between O +the O +two O +strains O +was O +statistically O +significant O +( O +P O +~ O +0 O +. O +001 O +) O +. O + +The O +relative O +degree O +of O +up O +- O +regulation O +for O +ubiquitin O +following O +pathogen O +exposure O +was O +considerably O +higher O +in O +the O +qRT O +- O +PCR O +( O +~ O +9 O +- O +17 O +fold O +greater O +up O +- O +regulation O +in O +qRT O +- O +PCR O +versus O +microarrays O +) O +. O + +Many O +other O +studies O +have O +also O +observed O +this O +pattern O +of O +greater O +sensitivity O +in O +qRT O +- O +PCR O +versus O +microarray O +results O +( O +for O +examples O +see O +[ O +65 O +, O +66 O +] O +, O +which O +is O +often O +attributed O +to O +the O +more O +gene O +- O +specific O +optimized O +conditions O +of O +the O +qRT O +- O +PCR O +approach O +. O + +Given O +the O +high O +degree O +of O +statistical O +support O +and O +biological O +relevance O +of O +the O +candidate O +genes O +, O +we O +believe O +this O +study O +provides O +initial O +insight O +into O +rainbow B +trout I +genes O +and O +pathways O +responding O +to O +whirling O +disease O +infection O +and O +identifies O +the O +first O +candidate O +genes O +for O +whirling O +disease O +resistance O +. O + +Potential O +future O +studies O + +While O +the O +interferon O +system O +appears O +to O +be O +a O +likely O +candidate O +system O +for O +further O +study O +, O +many O +of O +the O +significant O +genes O +are O +found O +in O +alternative O +pathways O +and O +have O +distinct O +roles O +and O +functions O +in O +other O +systems O +. O + +Furthermore O +, O +it O +is O +increasingly O +apparent O +that O +epistatic O +interactions O +and O +the O +interplay O +between O +pathways O +/ O +networks O +previously O +classified O +as O +discrete O +can O +have O +enormous O +phenotypic O +effects O +on O +quantitative O +traits O +[ O +67 O +] O +. O + +Multiple O +avenues O +of O +research O +should O +be O +examined O +in O +future O +studies O +, O +using O +the O +candidate O +genes O +presented O +here O +as O +an O +initial O +guide O +, O +due O +to O +the O +complex O +relationships O +between O +hosts O +and O +pathogens O +. O + +For O +instance O +, O +the O +migration O +of O +leukocytes O +and O +their O +subsequent O +activity O +in O +the O +skin O +are O +likely O +a O +critical O +part O +of O +the O +early O +immune O +and O +inflammatory O +host O +response O +after O +pathogen O +infection O +. O + +Additionally O +, O +it O +is O +quite O +feasible O +that O +the O +difference O +in O +metallothionein O +expression O +is O +due O +to O +an O +alternative O +immune O +response O +pathway O +since O +the O +protein O +has O +known O +involvement O +in O +diverse O +functional O +capacities O +. O + +For O +instance O +, O +metallothionein O +' O +s O +role O +as O +a O +zinc O +- O +finger O +transcriptional O +regulator O +[ O +64 O +] O +may O +dramatically O +alter O +the O +expression O +profiles O +between O +resistant O +and O +susceptible O +rainbow B +trout I +. O + +All O +biological O +roles O +of O +this O +diverse O +protein O +should O +be O +considered O +when O +examining O +the O +complexities O +of O +host O +immune O +response O +. O + +Finally O +, O +upstream O +regulators O +of O +metallothionein O +expression O +could O +be O +the O +true O +underlying O +cause O +of O +the O +whirling O +disease O +phenotype O +since O +a O +gene O +expression O +study O +alone O +cannot O +determine O +if O +a O +gene O +is O +directly O +contributing O +to O +a O +phenotype O +( O +i O +. O +e O +. O +, O +cause O +versus O +downstream O +effect O +) O +. O + +The O +expression O +profiles O +of O +a O +variety O +of O +metallothionein O +upstream O +regulators O +, O +such O +as O +cytokines O +and O +metal O +transcription O +factor O +( O +MTF O +- O +1 O +) O +, O +could O +be O +evaluated O +in O +a O +time O +course O +study O +during O +early O +disease O +progression O +to O +identify O +additional O +candidate O +genes O +. O + +A O +QTL O +mapping O +approach O +could O +also O +be O +used O +to O +identify O +particular O +chromosomal O +regions O +directly O +contributing O +to O +the O +disease O +phenotype O +. O + +Conclusion O + +The O +present O +study O +has O +provided O +the O +first O +examination O +into O +the O +genetic O +basis O +underlying O +rainbow B +trout I +' O +s O +immune O +response O +and O +resistance O +to O +the O +whirling O +disease O +pathogen O +. O + +Several O +genes O +were O +significantly O +up O +- O +regulated O +in O +skin O +following O +pathogen O +exposure O +for O +both O +the O +resistant O +Hofer O +and O +susceptible O +Trout O +Lodge O +rainbow B +trout I +strains O +. O + +For O +both O +strains O +, O +response O +to O +infection O +appears O +to O +be O +linked O +with O +the O +interferon O +system O +. O + +Metallothionein O +B O +is O +differentially O +expressed O +between O +the O +resistant O +and O +susceptible O +strains O +and O +is O +a O +good O +candidate O +for O +future O +whirling O +disease O +resistance O +studies O +. O + +The O +identified O +genes O +have O +allowed O +us O +to O +gain O +initial O +insight O +into O +the O +molecular O +mechanisms O +involved O +in O +a O +salmonid O +host O +' O +s O +immune O +response O +and O +resistance O +to O +whirling O +disease O +infection O +. O + +Methods O + +Animal O +care O +, O +pathogen O +exposure O +, O +and O +RNA O +preparation O + +Hofer O +and O +Trout O +Lodge O +rainbow B +trout I +strains O +were O +reared O +in O +35 O +gallon O +aquaria O +with O +15 O +degrees O +C O +flow O +- O +through O +well O +water O +for O +nine O +weeks O +post O +- O +hatch O +, O +with O +each O +fish O +weighing O +approximately O +6 O +. O +5 O +grams O +prior O +to O +pathogen O +exposure O +. 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O + +As O +in O +[ O +5 O +] O +, O +all O +these O +statistics O +are O +evaluated O +using O +transfer O +probabilities O +. O + +Two O +approaches O +to O +statistics O +definition O +are O +introduced O +: O +a O +" O +discrete O +" O +approach O +and O +a O +" O +continuous O +" O +approach O +. O + +A O +detailed O +analysis O +and O +comparison O +of O +introduced O +statistics O +are O +performed O +and O +the O +best O +statistics O +are O +selected O +. O + +The O +emphasis O +is O +on O +a O +precise O +description O +of O +the O +way O +these O +statistics O +can O +be O +constructed O +using O +well O +- O +known O +concepts O +from O +statistical O +decision O +theory O +. O + +The O +current O +A4 O +algorithm O +uses O +SPKW O +as O +a O +language O +of O +annotation O +. O + +Of O +course O +, O +it O +is O +possible O +to O +use O +GO O +terms O +in O +A4 O +as O +well O +. O + +That O +would O +facilitate O +comparison O +with O +other O +approaches O +. O + +However O +, O +at O +the O +current O +stage O +of O +our O +research O +we O +test O +and O +choose O +" O +the O +best O +decision O +making O +algorithm O +" O +, O +not O +" O +the O +best O +annotation O +terminology O +" O +. O + +Obviously O +, O +which O +annotation O +is O +used O +hardly O +matters O +for O +the O +problem O +of O +finding O +the O +optimal O +" O +decision O +making O +algorithm O +" O + +Results O + +Algorithm O +description O + +Generation O +of O +a O +collection O +of O +similar O +sequences O + +First O +, O +we O +introduce O +some O +notation O +. O + +For O +the O +sake O +of O +brevity O +we O +write O +" O +a O +word O +omega O +belongs O +to O +a O +sequence O +pi O +" O +instead O +of O +" O +a O +word O +omega O +belongs O +to O +description O +fields O +of O +a O +sequence O +pi O +" O +. O + +If O +omega O +is O +a O +KW O +- O +type O +word O +( O +to O +be O +definite O +, O +further O +in O +the O +paper O +we O +consider O +only O +amino O +- O +acid O +sequences O +and O +KW O +- O +type O +words O +) O +, O +we O +write O +omega O +in O +KW O +[ O +pi O +] O +. O + +The O +application O +of O +an O +annotation O +procedure O +to O +an O +unannotated O +amino O +- O +acid O +query O +sequence O +( O +i O +. O +e O +. O +, O +the O +prediction O +of O +description O +fields O +) O +starts O +with O +generating O +a O +collection O +of O +sequences O +similar O +to O +this O +query O +sequence O +with O +known O +description O +fields O +. O + +These O +similar O +sequences O +are O +selected O +from O +a O +certain O +databank O +that O +contains O +annotated O +amino O +- O +acid O +sequences O +, O +e O +. O +g O +. O +, O +SWISS O +- O +PROT O +. O + +There O +exist O +different O +approaches O +to O +the O +generation O +of O +a O +collection O +of O +similar O +sequences O +( O +see O +[ O +7 O +] O +) O +. O + +This O +collections O +can O +be O +generated O +on O +the O +basis O +of O +global O +alignments O +between O +a O +query O +sequence O +and O +bank O +sequences O +( O +global O +alignments O +can O +be O +constructed O +, O +e O +. O +g O +. O +, O +by O +CLUSTAL O +procedure O +) O +using O +an O +identity O +percentage O +or O +, O +more O +generally O +, O +a O +similarity O +percentage O +as O +a O +similarity O +measure O +. O + +Another O +variant O +is O +to O +use O +local O +alignments O +( O +i O +. O +e O +. O +, O +alignments O +of O +most O +similar O +fragments O +of O +compared O +sequences O +, O +see O +[ O +7 O +] O +) O +instead O +of O +global O +alignments O +. O + +Local O +alignments O +can O +be O +constructed O +, O +for O +example O +, O +by O +a O +well O +- O +known O +BLAST O +procedure O +[ O +7 O +, O +8 O +] O +, O +in O +which O +sum O +of O +weights O +or O +a O +corresponding O +e O +- O +value O +serves O +as O +a O +measure O +of O +similarity O +between O +fragments O +( O +and O +thus O +between O +compared O +sequences O +) O +. O + +Other O +alignment O +procedures O +are O +also O +acceptable O +; O +alignment O +procedure O +selection O +does O +not O +play O +a O +critical O +role O +. O + +Since O +we O +build O +on O +the O +A4 O +procedure O +, O +we O +briefly O +summarize O +that O +approach O +. O + +In O +the O +A4 O +procedure O +a O +collection O +of O +similar O +sequences O +is O +generated O +on O +the O +basis O +of O +local O +alignments O +of O +a O +special O +type O +. O + +These O +alignments O +are O +constructed O +by O +the O +DotHelix O +procedure O +( O +[ O +9 O +] O +) O +, O +in O +which O +the O +" O +power O +" O +( O +sum O +of O +weights O +divided O +by O +the O +root O +of O +the O +length O +of O +the O +local O +alignment O +, O +see O +[ O +9 O +, O +10 O +] O +for O +details O +) O +serves O +as O +a O +similarity O +measure O +. O + +Each O +local O +alignment O +constructed O +by O +DotHelix O +procedure O +is O +a O +chain O +of O +closely O +located O +gapless O +local O +alignments O +. O + +Local O +alignments O +that O +are O +generated O +during O +the O +construction O +of O +a O +collection O +of O +similar O +sequences O +are O +referred O +to O +as O +primary O +local O +alignments O +. O + +Each O +sequence O +from O +a O +collection O +of O +similar O +sequences O +pi O +1 O +, O +. O +. O +. O +, O +pi O +n O +can O +have O +several O +corresponding O +primary O +local O +alignments O +, O +but O +for O +the O +sake O +of O +simplicity O +we O +assume O +that O +each O +similar O +sequence O +pi O +i O +has O +exactly O +one O +corresponding O +primary O +local O +alignment O +, O +the O +one O +with O +the O +maximum O +similarity O +measure O +. O + +Let O +mu O +i O +denote O +the O +similarity O +measure O +( O +power O +) O +of O +a O +primary O +alignment O +that O +corresponds O +to O +pi O +i O +. O + +The O +value O +of O +mu O +i O +characterizes O +the O +measure O +of O +similarity O +between O +fragments O +that O +constitute O +this O +alignment O +; O +at O +the O +same O +time O +mu O +i O +can O +be O +treated O +as O +a O +measure O +of O +similarity O +between O +the O +whole O +query O +sequence O +pi O +0 O +and O +the O +whole O +similar O +sequence O +pi O +i O +. O + +We O +assume O +that O +similar O +sequences O +are O +ordered O +in O +such O +a O +way O +that O +mu O +1 O +> O += O +mu O +2 O +> O += O +. O +. O +. O +> O += O +mu O +n O +. O + +The O +exact O +stochastic O +formulation O +of O +the O +problem O + +Let O +pi O +0 O +be O +an O +unannotated O +amino O +- O +acid O +query O +sequence O +, O +pi O +1 O +, O +. O +. O +. O +, O +pi O +n O +be O +a O +collection O +of O +sequences O +similar O +to O +pi O +0 O +, O +and O +omega O +be O +a O +word O +that O +belongs O +to O +some O +similar O +sequences O +( O +i O +. O +e O +. O +, O +omega O +in O +KW O +[ O +pi O +i O +] O +. O +for O +at O +least O +one O +similar O +sequence O +pi O +i O +) O +. O + +The O +task O +is O +to O +predict O +whether O +this O +word O +omega O +belongs O +to O +the O +query O +sequence O +pi O +0 O +or O +not O +. O + +Let O +us O +put O + +xi O +i O += O +1 O +, O +if O +omega O +in O +KW O +[ O +pi O +i O +] O +, O +and O +xi O +i O += O +0 O +, O +if O +omega O +not O +- O +in O +KW O +[ O +pi O +i O +] O +( O +i O += O +1 O +, O +. O +. O +. O +, O +n O +) O +. O + +we O +also O +put O + +xi O +0 O += O +1 O +, O +if O +omega O +in O +KW O +[ O +pi O +0 O +] O +, O +and O +xi O +0 O += O +0 O +, O +if O +omega O +not O +- O +in O +KW O +[ O +pi O +0 O +] O +. O + +Variables O +xi O +i O +can O +be O +treated O +as O +random O +variates O +Actually O +, O +they O +depend O +on O +omega O +. O + +For O +the O +sake O +of O +brevity O +we O +write O +xi O +i O +instead O +of O +xi O +i O +( O +omega O +) O +. O + +In O +this O +notation O +the O +problem O +can O +be O +stated O +as O +follows O +. O + +Measures O +of O +similarity O +mu O +i O +between O +the O +query O +sequence O +pi O +0 O +and O +similar O +sequences O +pi O +i O +and O +values O +of O +random O +variates O +xi O +i O +, O +i O += O +1 O +, O +. O +. O +. O +, O +n O +, O +are O +given O +. O + +The O +task O +is O +to O +determine O +whether O +the O +word O +omega O +belongs O +to O +the O +query O +sequence O +pi O +0 O +or O +not O +. O + +In O +other O +words O +, O +two O +hypotheses O +are O +considered O +, O +H1 O +: O +xi O +0 O += O +1 O +( O +i O +. O +e O +. O +, O +omega O +in O +KW O +[ O +pi O +0 O +] O +) O +, O +and O +H0 O +: O +xi O +0 O += O +0 O +( O +i O +. O +e O +. O +, O +omega O +not O +- O +in O +KW O +[ O +pi O +0 O +] O +) O +, O +and O +the O +task O +is O +to O +construct O +a O +procedure O +that O +allows O +to O +decide O +which O +hypothesis O +is O +true O +on O +the O +basis O +of O +xi O += O +( O +xi O +1 O +, O +. O +. O +. O +, O +xi O +n O +) O +. O + +As O +announced O +in O +the O +introduction O +, O +we O +base O +our O +procedures O +on O +the O +likelihood O +ratio O +. O + +Let O +us O +recall O +the O +famous O +Bayes O +' O +Theorem O +that O +can O +be O +written O +as O + +P O +{ O +H1 O +| O +xi O +} O +P O +{ O +H0 O +| O +xi O +} O += O +P O +{ O +xi O +0 O += O +1 O +| O +xi O +} O +P O +{ O +xi O +0 O += O +0 O +| O +xi O +} O += O +P O +{ O +xi O +0 O += O +1 O +, O +xi O +} O +/ O +P O +{ O +xi O +} O +P O +{ O +xi O +0 O += O +0 O +, O +xi O +} O +/ O +P O +{ O +xi O +} O += O +P O +{ O +xi O +| O +xi O +0 O += O +1 O +} O +P O +{ O +xi O +| O +xi O +0 O += O +0 O +} O +. O +P O +{ O +xi O +0 O += O +1 O +} O +P O +{ O +xi O +0 O += O +0 O +} O +. O + +Here O +the O +left O +part O +is O +the O +posterior O +odds O +, O +that O +is O +the O +ratio O +of O +a O +posteriori O +probabilities O +of O +hypotheses O +H1 O +and O +H0 O +( O +a O +posteriori O +means O +that O +values O +xi O +1 O +, O +. O +. O +. O +, O +xi O +n O +are O +known O +) O +. O + +It O +is O +equal O +to O +the O +product O +of O +the O +likelihood O +ratio O +P O +{ O +xi O +| O +xi O +0 O += O +1 O +} O +P O +{ O +xi O +| O +xi O +0 O += O +0 O +} O +( O +i O +. O +e O +. O +, O +the O +ratio O +of O +probabilities O +that O +the O +set O +of O +values O +xi O += O +xi O +( O +omega O +) O +is O +realized O +for O +the O +word O +omega O +given O +the O +conditions O +xi O +0 O += O +1 O +and O +xi O +0 O += O +0 O +respectively O +) O +and O +the O +prior O +odds O +, O +that O +is O +the O +ratio O +of O +a O +priori O +probabilities O +of O +hypotheses O +H1 O +and O +H0 O +. O + +Statistical O +decision O +theory O +tells O +us O +that O +the O +optimal O +prediction O +procedure O +should O +be O +based O +on O +the O +statistic O +P O +{ O +H1 O +| O +xi O +} O +P O +{ O +H0 O +| O +xi O +} O +or O +equivalently O +on O +the O +likelihood O +ratio O +. O + +For O +any O +statistic O +a O +threshold O +value O +should O +be O +specified O +for O +the O +procedure O +: O +if O +the O +value O +of O +the O +statistic O +is O +greater O +than O +the O +threshold O +, O +hypothesis O +H1 O +is O +accepted O +, O +otherwise O +hypothesis O +H0 O +is O +accepted O +. O + +The O +threshold O +value O +should O +be O +selected O +in O +such O +a O +way O +that O +the O +total O +number O +of O +incorrect O +predictions O +( O +i O +. O +e O +. O +, O +the O +sum O +of O +the O +number O +of O +type O +1 O +errors O +and O +the O +number O +of O +type O +2 O +errors O +) O +would O +be O +minimal O +. O + +It O +is O +clear O +that O +if O +the O +prior O +odds O +are O +equal O +to O +1 O +, O +then O +a O +threshold O +value O +of O +one O +should O +be O +selected O +for O +the O +likelihood O +ratio O +; O +total O +number O +of O +errors O +would O +( O +theoretically O +) O +be O +minimal O +for O +this O +threshold O +. O + +Surely O +, O +the O +assumption O +that O +the O +ratio O +of O +a O +priori O +hypothesis O +probabilities O +equals O +1 O +does O +not O +seem O +to O +be O +natural O +. O + +Indeed O +, O +the O +number O +of O +considered O +words O +that O +do O +not O +belong O +to O +a O +query O +sequence O +is O +much O +greater O +( O +approximately O +8 O +times O +greater O +) O +than O +the O +number O +of O +considered O +words O +that O +belong O +to O +a O +query O +sequence O +. O + +But O +statistics O +that O +are O +obtained O +from O +the O +assumption O +that O +this O +a O +priori O +ratio O +equals O +1 O +, O +and O +the O +assumption O +that O +this O +a O +priori O +ratio O +does O +not O +equal O +1 O +, O +but O +is O +constant O +( O +i O +. O +e O +. O +, O +it O +does O +not O +depend O +on O +a O +word O +omega O +) O +are O +equivalent O +. O + +Essentially O +these O +are O +the O +same O +statistics O +( O +only O +the O +threshold O +value O +should O +be O +changed O +: O +a O +value O +P O +{ O +xi O +0 O += O +0 O +} O +P O +{ O +xi O +0 O += O +1 O +} O +should O +be O +taken O +instead O +of O +1 O +; O +as O +it O +was O +noted O +, O +this O +value O +approximately O +equals O +8 O +in O +our O +data O +) O +. O + +Therefore O +, O +we O +assume O +from O +now O +on O +that O +the O +ratio O +of O +a O +priori O +hypothesis O +probabilities O +equals O +1 O +. O + +Thus O +all O +considered O +statistics O +are O +based O +on O +the O +likelihood O +ratio O + +( O +1 O +) O +P O +{ O +xi O +| O +xi O +0 O += O +1 O +} O +P O +{ O +xi O +| O +xi O +0 O += O +0 O +} O + +Assumption O +of O +independence O +of O +variables O +xi O +i O +. O + +Transfer O +probabilities O + +By O +virtue O +of O +equation O +( O +1 O +) O +we O +need O +to O +estimate O +conditional O +probabilities O +P O +{ O +xi O +| O +xi O +0 O += O +epsilon O +} O +, O +where O +epsilon O += O +1 O +or O +0 O +in O +order O +to O +calculate O +the O +likelihood O +ratio O +. O + +Our O +derivation O +of O +these O +estimates O +uses O +the O +assumption O +that O +variables O +xi O +i O +, O +i O += O +1 O +, O +. O +. O +. O +, O +n O +, O +are O +independent O +in O +the O +aggregate O +. O + +Surely O +, O +this O +assumption O +is O +false O +. O + +In O +reality O +variables O +xi O +i O +are O +dependent O +, O +and O +the O +dependence O +is O +considerably O +strong O +. O + +Nevertheless O +, O +in O +our O +definition O +of O +the O +likelihood O +ratio O +statistic O +( O +and O +the O +statistic O +that O +is O +the O +logarithm O +of O +the O +likelihood O +ratio O +) O +we O +use O +the O +independence O +assumption O +. O + +Since O +variables O +xi O +i O +are O +not O +independent O +, O +one O +can O +not O +assert O +that O +the O +obtained O +statistics O +are O +the O +most O +powerful O +, O +but O +these O +statistics O +can O +be O +still O +quite O +good O +. O + +In O +decision O +theory O +, O +this O +approach O +is O +known O +as O +the O +naive O +Bayes O +procedure O +. O + +The O +independence O +of O +variables O +xi O +i O +implies O +the O +equality O + +( O +2 O +) O +P O +{ O +xi O +| O +xi O +0 O += O +epsilon O +} O += O +product O +i O += O +1nP O +{ O +xi O +i O +| O +xi O +0 O += O +epsilon O +} O +, O +epsilon O += O +1 O +, O +0 O + +Each O +variable O +xi O +i O +has O +exactly O +two O +possible O +values O +: O +1 O +and O +0 O +. O + +Thus O +, O +everything O +is O +reduced O +to O +the O +following O +four O +conditional O +probabilities O +: O + +( O +3 O +) O +P O +{ O +xi O +i O += O +1 O +| O +xi O +0 O += O +1 O +} O +, O +P O +{ O +xi O +i O += O +0 O +| O +xi O +0 O += O +1 O +} O +, O +P O +{ O +xi O +i O += O +1 O +| O +xi O +0 O += O +0 O +} O +, O +P O +{ O +xi O +i O += O +0 O +| O +xi O +0 O += O +0 O +} O +. O + +In O +addition O +, O +it O +is O +clear O +that O + +( O +4 O +) O +P O +{ O +xi O +i O += O +1 O +| O +xi O +0 O += O +1 O +} O ++ O +P O +{ O +xi O +i O += O +0 O +| O +xi O +0 O += O +1 O +} O += O +1 O +, O +P O +{ O +xi O +i O += O +1 O +| O +xi O +0 O += O +0 O +} O ++ O +P O +{ O +xi O +i O += O +0 O +| O +xi O +0 O += O +0 O +} O += O +1 O +, O + +so O +actually O +everything O +is O +reduced O +to O +two O +conditional O +probabilities O + +P O +{ O +xi O +i O += O +1 O +| O +xi O +0 O += O +1 O +} O +, O +P O +{ O +xi O +i O += O +1 O +| O +xi O +0 O += O +0 O +} O +. O + +Conditional O +probabilities O +( O +3 O +) O +are O +a O +special O +case O +of O +conditional O +probabilities O +of O +the O +type O + +P O +{ O +xi O +i O += O +epsilon O +1 O +| O +xi O +j O += O +epsilon O +2 O +} O +, O +where O +epsilon O +1 O +, O +epsilon O +2 O += O +1 O +or O +0 O +, O +i O +, O +j O += O +0 O +, O +1 O +, O +. O +. O +. O +, O +n O + +( O +above O +special O +case O +corresponds O +to O +j O += O +0 O +) O +. O + +We O +call O +all O +this O +conditional O +probabilities O +transfer O +probabilities O +and O +denote O +them O +by O + +P O +{ O +xi O +i O += O +epsilon O +1 O +| O +xi O +j O += O +epsilon O +2 O +} O += O +p O +epsilon O +1 O +| O +epsilon O +2 O +. O + +Transfer O +probabilities O +depend O +on O +i O +, O +j O +( O +and O +certainly O +on O +the O +word O +omega O +) O +: O + +p O +epsilon O +1 O +| O +epsilon O +2 O += O +p O +epsilon O +1 O +| O +epsilon O +2 O +( O +i O +, O +j O +; O +omega O +) O +. O + +Conditional O +probabilities O +play O +a O +central O +role O +in O +our O +procedure O +. O + +According O +to O +equation O +( O +4 O +) O +, O +it O +suffices O +to O +explain O +how O +transfer O +probabilities O +p1 O +| O +1 O +, O +p1 O +| O +0 O +are O +evaluated O +. O + +We O +suppose O +that O +transfer O +probabilities O +satisfy O +the O +following O +assumptions O +( O +" O +axioms O +" O +) O +( O +the O +sense O +of O +these O +assumptions O +is O +obvious O +) O +. O + +Assumption O +1 O +) O +For O +a O +fixed O +word O +omega O +and O +for O +sequences O +pi O +0 O +, O +pi O +1 O +, O +. O +. O +. O +, O +pi O +n O +( O +i O +. O +e O +. O +, O +for O +the O +sequence O +pi O +0 O +and O +sequences O +similar O +to O +pi O +0 O +) O +transfer O +probabilities O +depend O +only O +on O +the O +measure O +of O +similarity O +between O +sequences O +. O + +Thus O +, O +we O +have O +: O + +p1 O +| O +1 O += O +p1 O +| O +1 O +( O +i O +, O +j O +; O +omega O +) O += O +p1 O +| O +1 O +( O +mu O +ij O +; O +omega O +) O += O +p1 O +| O +1 O +( O +mu O +ij O +) O += O +1 O +- O +p0 O +| O +1 O +( O +mu O +ij O +) O +, O + +p1 O +| O +0 O += O +p1 O +| O +0 O +( O +i O +, O +j O +; O +omega O +) O += O +p1 O +| O +0 O +( O +mu O +ij O +; O +omega O +) O += O +p1 O +| O +0 O +( O +mu O +ij O +) O += O +1 O +- O +p0 O +| O +0 O +( O +mu O +ij O +) O +, O + +where O +mu O +ij O +is O +the O +measure O +of O +similarity O +between O +sequences O +pi O +i O +, O +pi O +j O +( O +i O +, O +j O += O +0 O +, O +1 O +, O +. O +. O +. O +, O +n O +) O +. O + +Particularly O +, O +if O +one O +of O +these O +sequences O +is O +the O +query O +sequence O +pi O +0 O +and O +mu O +j O +is O +the O +measure O +of O +similarity O +between O +pi O +j O +, O +pi O +0 O +, O +we O +have O + +( O +5 O +) O +P O +{ O +xi O +j O += O +1 O +| O +xi O +0 O += O +1 O +} O += O +p1 O +| O +1 O +( O +mu O +j O +) O +, O +P O +{ O +xi O +j O += O +1 O +| O +xi O +0 O += O +0 O +} O += O +p1 O +| O +0 O +( O +mu O +j O +) O +. O + +Assumption O +2 O +) O +Transfer O +probabilities O +( O +for O +an O +arbitrary O +fixed O +word O +omega O +) O +depend O +on O +similarity O +measure O +mu O +monotonically O +: O +the O +probability O +p1 O +| O +1 O +( O +mu O +) O +increases O +( O +does O +not O +decrease O +) O +and O +the O +probability O +p1 O +| O +0 O +( O +mu O +) O +decreases O +( O +does O +not O +increase O +) O +as O +mu O +increases O +. O + +Assumption O +3 O +) O +The O +inequality O + +( O +6 O +) O +p1 O +| O +1 O +( O +mu O +) O +> O +p1 O +| O +0 O +( O +mu O +) O + +always O +holds O +( O +if O +mu O +> O +0 O +) O +. O + +Transfer O +probabilities O +are O +evaluated O +on O +the O +basis O +of O +the O +measure O +of O +similarity O +between O +similar O +sequences O +for O +which O +it O +is O +known O +whether O +omega O +in O +KW O +[ O +pi O +i O +] O +using O +the O +so O +called O +isotonic O +regression O +procedure O +( O +see O +[ O +11 O +] O +) O +. O + +( O +In O +[ O +5 O +] O +this O +procedure O +was O +referred O +to O +as O +monotonization O +procedure O +) O +. O + +Results O +of O +this O +procedure O +are O +piecewise O +- O +constant O +monotonous O +functions O +of O +the O +similarity O +measure O +mu O +that O +increase O +( O +do O +not O +decrease O +) O +for O +probabilities O +p1 O +| O +1 O +( O +mu O +) O +and O +decrease O +( O +do O +not O +increase O +) O +for O +probabilities O +p1 O +| O +0 O +( O +mu O +) O +. O + +We O +briefly O +recall O +the O +isotonic O +regression O +problem O +. O + +Let O +one O +have O +two O +number O +sets O +( O +i O +. O +e O +. O +, O +a O +set O +of O +points O +in O +the O +plain O +) O +xi O +, O +yi O +, O +i O += O +1 O +, O +. O +. O +. O +, O +n O +, O +for O +which O +x1 O +< O += O +x2 O +< O += O +. O +. O +. O +< O += O +xn O +. O + +The O +task O +is O +to O +find O +values O +z1 O +, O +z2 O +, O +. O +. O +. O +, O +zn O +, O +z1 O +< O += O +z2 O +< O += O +. O +. O +. O +< O += O +zn O +, O +that O +minimize O +the O +deviation O +sum O +i O += O +1n O +( O +zi O +- O +yi O +) O +2 O +. O + +This O +is O +the O +monotone O +- O +increasing O +isotonic O +regression O +problem O +. O + +The O +monotone O +- O +decreasing O +isotonic O +regression O +problem O +is O +similar O +; O +the O +only O +difference O +is O +that O +here O +z1 O +> O += O +z2 O +> O += O +. O +. O +. O +> O += O +zn O +. O + +The O +isotonic O +regression O +procedure O +constructs O +a O +monotonic O +number O +sequence O +z1 O +, O +. O +. O +. O +, O +zn O +( O +while O +in O +linear O +regression O +values O +of O +zi O +are O +linearly O +expressed O +in O +terms O +of O +xi O +: O +zi O += O +alpha O +xi O ++ O +beta O +) O +. O + +An O +algorithm O +for O +the O +solution O +of O +isotonic O +regression O +problem O +can O +be O +easily O +constructed O +. O + +We O +do O +not O +describe O +it O +here O +. O + +We O +only O +note O +that O +each O +zi O +is O +the O +mean O +value O +of O +{ O +yj O +} O +over O +a O +window O +of O +variable O +length O +: O +Li O +: O +zi O += O +( O +sum O +j O += O +t O +( O +i O +) O +t O +( O +i O +) O ++ O +L O +( O +i O +) O +- O +1yi O +) O +/ O +Li O +. O + +For O +different O +indices O +these O +windows O +either O +coincide O +or O +do O +not O +overlap O +, O +and O +the O +i O +- O +th O +window O +contains O +i O +. O + +We O +also O +note O +that O +the O +values O +of O +xi O +are O +not O +essential O +in O +the O +isotonic O +regression O +problem O +, O +only O +the O +order O +of O +values O +of O +yi O +is O +essential O +. O + +To O +obtain O +the O +transfer O +probabilities O +using O +isotonic O +regression O +we O +proceed O +as O +follows O +. O + +For O +the O +evaluation O +of O +p1 O +| O +1 O +we O +consider O +pairs O +of O +similar O +sequences O +pi O +i O +, O +pi O +j O +that O +satisfy O +the O +condition O +omega O +in O +KW O +[ O +pi O +i O +] O +. O + +Let O +mu O +ij O +denote O +the O +measure O +of O +similarity O +between O +sequences O +pi O +i O +, O +pi O +j O +. O + +We O +put O +xi O +ij O += O +1 O +if O +the O +word O +omega O +belongs O +to O +the O +sequence O +pi O +j O +, O +and O +put O +xi O +ij O += O +0 O +if O +omega O +does O +not O +belong O +to O +pi O +j O +( O +recall O +that O +the O +word O +omega O +belongs O +to O +pi O +i O +) O +. O + +Then O +we O +apply O +the O +monotone O +- O +increasing O +isotonic O +regression O +procedure O +to O +the O +collection O +of O +points O +( O +mu O +ij O +, O +xi O +ij O +) O +, O +where O +mu O +ij O +are O +in O +ascending O +order O +. O + +The O +resulting O +values O +are O +the O +estimates O +of O +the O +transfer O +probabilities O +p1 O +| O +1 O +( O +mu O +ij O +) O +. O + +Similarly O +, O +applying O +the O +monotone O +- O +decreasing O +isotonic O +regression O +procedure O +to O +the O +collection O +of O +points O +( O +mu O +ij O +, O +xi O +ij O +) O +that O +correspond O +to O +pairs O +of O +similar O +sequences O +pi O +i O +, O +pi O +j O +for O +which O +omega O +does O +not O +belong O +to O +pi O +i O +, O +we O +obtain O +values O +of O +the O +transfer O +probabilities O +p1 O +| O +0 O +( O +mu O +ij O +) O +. O + +As O +we O +noted O +, O +the O +probabilities O +p1 O +| O +1 O +, O +p1 O +| O +0 O +are O +supposed O +to O +satisfy O +condition O +( O +6 O +) O +. O + +Therefore O +, O +if O +it O +turns O +out O +that O +functions O +p1 O +| O +1 O +( O +mu O +) O +, O +p1 O +| O +0 O +( O +mu O +) O +obtained O +after O +the O +application O +of O +isotonic O +regression O +procedure O +do O +not O +satisfy O +this O +condition O +for O +some O +values O +of O +mu O +, O +then O +we O +consider O +that O +probabilities O +p1 O +| O +1 O +, O +p1 O +| O +0 O +are O +not O +defined O +for O +these O +values O +of O +mu O +. O + +Hence O +, O +it O +is O +possible O +that O +transfer O +probabilities O +are O +defined O +only O +for O +sufficiently O +large O +values O +of O +mu O +, O +but O +not O +for O +all O +mu O +. O + +In O +particular O +, O +it O +is O +possible O +that O +for O +some O +words O +there O +are O +no O +values O +of O +mu O +such O +that O +inequality O +( O +6 O +) O +holds O +. O + +These O +words O +are O +referred O +to O +as O +degenerate O +words O +. O + +Statistics O +description O + +All O +statistics O +considered O +in O +this O +paper O +are O +based O +on O +the O +likelihood O +ratio O +criterion O +, O +that O +is O +on O +formula O +( O +1 O +) O +under O +the O +assumption O +of O +independence O +of O +variables O +xi O +i O +( O +formula O +( O +2 O +) O +) O +. O + +Two O +approaches O +are O +used O +in O +the O +definitions O +of O +these O +statistics O +. O + +One O +of O +them O +can O +be O +called O +a O +" O +discrete O +" O +approach O +; O +the O +other O +can O +be O +called O +a O +" O +continuous O +" O +approach O +. O + +The O +discrete O +approach O +is O +based O +directly O +on O +formulae O +( O +1 O +) O +, O +( O +2 O +) O +and O +the O +definition O +of O +transfer O +probabilities O +. O + +It O +follows O +from O +( O +5 O +) O +that O +the O +following O +formulae O +for O +conditional O +probabilities O +hold O +: O + +P O +{ O +xi O +i O +| O +xi O +0 O += O +1 O +} O += O +p1 O +| O +1 O +( O +mu O +i O +) O +, O +if O +xi O +i O += O +1 O +, O + +P O +{ O +xi O +i O +| O +xi O +0 O += O +1 O +} O += O +p0 O +| O +1 O +( O +mu O +i O +) O += O +1 O +- O +p1 O +| O +1 O +( O +mu O +i O +) O +, O +if O +xi O +i O += O +0 O +, O + +and O +hence O + +( O +7 O +) O +P O +{ O +xi O +i O +| O +xi O +0 O += O +1 O +} O += O +( O +1 O +- O +p1 O +| O +1 O +( O +mu O +i O +) O +) O +. O +( O +p1 O +| O +1 O +( O +mu O +i O +) O +1 O +- O +p1 O +| O +1 O +( O +mu O +i O +) O +) O +) O +xi O +i O +. O + +Similarly O +, O + +( O +8 O +) O +P O +{ O +xi O +i O +| O +xi O +0 O += O +0 O +} O += O +( O +1 O +- O +p1 O +| O +0 O +( O +mu O +i O +) O +) O +. O +( O +p1 O +| O +0 O +( O +mu O +i O +) O +1 O +- O +p1 O +| O +0 O +( O +mu O +i O +) O +) O +xi O +i O +. O + +Relations O +( O +7 O +) O +, O +( O +8 O +) O +together O +with O +( O +1 O +) O +, O +( O +2 O +) O +imply O +the O +following O +formula O +for O +the O +logarithm O +of O +the O +likelihood O +ratio O +: O + +( O +9 O +) O +T O +( O +1 O +) O +( O +xi O +; O +omega O +) O += O +T O +( O +1 O +) O +( O +xi O +) O += O +ln O +( O +product O +i O += O +1nP O +{ O +xi O +i O +| O +xi O +0 O += O +1 O +} O +P O +{ O +xi O +i O +| O +xi O +0 O += O +0 O +} O +) O += O +alpha O +0 O ++ O +sum O +i O += O +1n O +alpha O +i O +. O +xi O +i O +, O + +where O + +( O +10 O +) O +alpha O +0 O += O +sum O +i O += O +1n O +alpha O +0i O +, O +alpha O +0i O += O +ln O +1 O +- O +p1 O +| O +1 O +( O +mu O +i O +) O +1 O +- O +p1 O +| O +0 O +( O +mu O +i O +) O +< O +0 O + +( O +11 O +) O +alpha O +i O += O +ln O +p1 O +| O +1 O +( O +mu O +i O +) O +( O +1 O +- O +p1 O +| O +0 O +( O +mu O +i O +) O +) O +p1 O +| O +0 O +( O +mu O +i O +) O +( O +1 O +- O +p1 O +| O +1 O +( O +mu O +i O +) O +) O +> O +0 O +. O + +One O +can O +see O +that O +the O +statistic O +T O +( O +1 O +) O +can O +be O +expressed O +as O +a O +linear O +combination O +of O +the O +xi O +i O +. O + +As O +we O +noted O +, O +theoretically O +the O +best O +threshold O +value O +for O +the O +statistic O +T O +( O +1 O +) O +is O +equal O +to O +1n1 O += O +0 O +. O + +However O +, O +that O +is O +only O +theoretical O +. O + +As O +the O +assumption O +of O +independence O +of O +variables O +xi O +i O +is O +incorrect O +and O +the O +statistic O +T O +( O +1 O +) O +is O +only O +a O +rough O +estimate O +of O +logarithm O +of O +the O +likelihood O +ratio O +, O +the O +best O +threshold O +value O +is O +not O +necessarily O +equal O +to O +zero O +( O +and O +this O +threshold O +does O +not O +really O +equal O +zero O +in O +practice O +) O +. O + +Let O +us O +put O +eta O += O +eta O +( O +omega O +) O += O +T O +( O +1 O +) O +- O +alpha O +0 O +sum O +i O += O +1n O +alpha O +i O +. O + +From O +the O +definition O +of O +eta O +and O +relations O +( O +9 O +) O +- O +( O +11 O +) O +it O +follows O +that O + +( O +12 O +) O +eta O += O +sum O +i O += O +1na O +^ O +i O +xi O +i O +, O + +where O + +( O +13 O +) O +a O +^ O +i O += O +ln O +p1 O +| O +1 O +( O +mu O +i O +) O +( O +1 O +- O +p1 O +| O +0 O +( O +mu O +i O +) O +) O +p1 O +| O +0 O +( O +mu O +i O +) O +( O +1 O +- O +p1 O +| O +1 O +( O +mu O +i O +) O +) O +sum O +i O += O +1nln O +p1 O +| O +1 O +( O +mu O +i O +) O +( O +1 O +- O +p1 O +| O +0 O +( O +mu O +i O +) O +) O +p1 O +| O +0 O +( O +mu O +i O +) O +( O +1 O +- O +p1 O +| O +1 O +( O +mu O +i O +) O +) O +> O +0 O +. O + +We O +note O +that O + +( O +14 O +) O +sum O +i O += O +1na O +^ O +i O += O +1 O +. O + +The O +variable O +eta O +( O +omega O +) O +can O +be O +treated O +as O +a O +second O +statistic O +. O + +Its O +values O +lie O +between O +0 O +and O +1 O +. O + +Statistics O +T O +( O +1 O +) O +and O +eta O +are O +linearly O +dependent O +, O +and O +hence O +for O +a O +fixed O +word O +omega O +these O +statistics O +are O +equivalent O +. O + +However O +, O +the O +coefficients O +alpha O +0 O +and O +alpha O +i O +( O +i O += O +1 O +, O +. O +. O +. O +, O +n O +) O +are O +different O +for O +different O +words O +omega O +, O +so O +the O +relation O +between O +thresholds O +, O +used O +in O +the O +prediction O +, O +is O +different O +for O +different O +words O +; O +consequently O +, O +the O +statistics O +T O +( O +1 O +) O +and O +eta O +are O +not O +equivalent O +for O +the O +whole O +totality O +of O +words O +( O +We O +will O +see O +later O +that O +if O +thresholds O +are O +well O +- O +chosen O +, O +then O +eta O +leads O +to O +better O +results O +than O +T O +( O +1 O +) O +) O +. O + +The O +other O +approach O +to O +the O +definition O +of O +statistics O +, O +used O +in O +the O +annotation O +procedure O +, O +starts O +from O +a O +linear O +combination O +eta O += O +sum O +i O += O +1nai O +xi O +i O +of O +the O +xi O +i O +as O +in O +formula O +( O +12 O +) O +. O + +Here O +coefficients O +alpha O +i O +are O +not O +necessarily O +given O +by O +( O +13 O +) O +, O +but O +should O +be O +positive O +and O +satisfy O +the O +relation O +( O +14 O +) O +. O + +This O +approach O +uses O +the O +assumption O +that O +eta O +has O +the O +normal O +distribution O +. O + +Certainly O +this O +assumption O +is O +not O +correct O +( O +at O +least O +because O +the O +inequality O +0 O +< O += O +eta O +< O += O +1 O +always O +holds O +) O +. O + +Nevertheless O +, O +we O +use O +this O +assumption O +( O +and O +, O +similarly O +to O +the O +discrete O +approach O +, O +the O +assumption O +of O +independence O +of O +variables O +xi O +i O +( O +omega O +) O +) O +. O + +( O +As O +the O +normal O +distribution O +is O +continuous O +, O +this O +approach O +can O +be O +called O +" O +continuous O +" O +) O +. O + +Thus O +, O +we O +consider O +a O +random O +variable O + +( O +15 O +) O +eta O += O +sum O +i O += O +1nai O +xi O +i O + +and O +assume O +that O +it O +has O +a O +normal O +distribution O +. O + +Denote O +by O + +M1 O +eta O += O +M O +( O +eta O +| O +xi O +0 O += O +1 O +) O +, O +D1 O +eta O += O +D O +( O +eta O +| O +xi O +0 O += O +1 O +) O += O +sigma O +12 O +, O +M0 O +eta O += O +M O +( O +eta O +| O +xi O +0 O += O +0 O +) O +, O +D0 O +eta O += O +D O +( O +eta O +| O +xi O +0 O += O +0 O +) O += O +sigma O +02 O + +the O +conditional O +expectations O +and O +dispersions O +of O +eta O +given O +that O +xi O +0 O += O +1 O +or O +0 O +respectively O +. O + +We O +have O + +M1 O +eta O += O +sum O +aiM O +( O +xi O +i O +| O +xi O +0 O += O +1 O +) O += O +sum O +aip1 O +| O +1 O +( O +mu O +i O +) O +, O +M0 O +eta O += O +sum O +aip1 O +| O +0 O +( O +mu O +i O +) O +. O + +Further O +, O +the O +assumption O +of O +independence O +of O +xi O +i O +( O +omega O +) O +implies O +that O + +D1 O +eta O += O +sigma O +12 O += O +sum O +iai2 O +. O +p1 O +| O +1 O +( O +mu O +i O +) O +. O +( O +1 O +- O +p1 O +| O +1 O +( O +mu O +i O +) O +) O +, O +D0 O +eta O += O +sigma O +02 O += O +sum O +iai2 O +. O +p1 O +| O +0 O +( O +mu O +i O +) O +. O +( O +1 O +- O +p1 O +| O +0 O +( O +mu O +i O +) O +) O +. O + +( O +We O +note O +that O +it O +is O +the O +only O +place O +where O +the O +independence O +of O +xi O +i O +is O +used O +; O +therefore O +, O +the O +assumption O +of O +independence O +of O +xi O +i O +is O +not O +as O +essential O +in O +this O +approach O +as O +it O +was O +in O +the O +definition O +of O +the O +statistic O +T O +( O +1 O +) O +) O +. O + +It O +follows O +from O +the O +assumption O +of O +a O +normal O +distribution O +that O +in O +cases O +xi O +0 O += O +1 O +and O +0 O +the O +variables O + +( O +16 O +) O +eta O +- O +M1 O +eta O +sigma O +1 O +and O +eta O +- O +M0 O +eta O +sigma O +0 O +have O +standard O +normal O +distribution O +N O +( O +0 O +, O +1 O +) O + +As O +above O +, O +we O +use O +the O +logarithm O +of O +the O +likelihood O +ratio O +as O +a O +statistic O +and O +in O +addition O +assume O +that O +the O +ratio O +of O +a O +priori O +hypothesis O +probabilities O +is O +equal O +to O +1 O +. O + +Let O +us O +denote O +this O +statistic O +by O +T O +( O +2 O +) O +. O + +Relation O +( O +16 O +) O +implies O +that O + +T O +( O +2 O +) O +( O +lambda O +) O += O +ln O +P O +{ O +lambda O +< O += O +eta O +< O += O +lambda O ++ O +d O +lambda O +| O +xi O +0 O += O +1 O +} O +P O +{ O +lambda O +< O += O +eta O +< O += O +lambda O ++ O +d O +lambda O +| O +xi O +0 O += O +0 O +} O += O +ln O +( O +1 O +/ O +2 O +pi O +. O +sigma O +1 O +) O +. O +exp O +{ O +- O +12 O +. O +( O +( O +lambda O +- O +M1 O +eta O +) O +/ O +sigma O +1 O +) O +2 O +} O +( O +1 O +/ O +2 O +pi O +. O +sigma O +0 O +) O +. O +exp O +{ O +12 O +. O +( O +( O +lambda O +- O +M0 O +eta O +) O +/ O +sigma O +0 O +) O +2 O +} O += O +12 O +. O +{ O +( O +( O +lambda O +- O +M0 O +eta O +) O +/ O +sigma O +0 O +) O +2 O +- O +( O +( O +lambda O +- O +M1 O +eta O +) O +/ O +sigma O +1 O +) O +2 O +} O ++ O +ln O +( O +sigma O +0 O +/ O +sigma O +1 O +) O +. O + +Another O +variant O +of O +this O +statistic O +- O +statistic O +T O +^ O +( O +2 O +) O +- O +was O +used O +in O +the O +paper O +[ O +5 O +] O +. O + +The O +statistic O +T O +^ O +( O +2 O +) O +is O +the O +ratio O +of O +type O +1 O +error O +to O +type O +2 O +error O +: O + +( O +17 O +) O +T O +^ O +( O +2 O +) O +( O +lambda O +) O += O +ln O +P O +( O +1 O +) O +( O +lambda O +) O +P O +( O +2 O +) O +( O +lambda O +) O += O +ln O +Phi O +( O +( O +lambda O +- O +M1 O +eta O +) O +/ O +sigma O +1 O +) O +1 O +- O +Phi O +( O +( O +lambda O +- O +M0 O +eta O +) O +/ O +sigma O +0 O +) O +, O + +where O +Phi O +( O +x O +) O +is O +the O +cumulative O +normal O +distribution O +function O +: O +Phi O +( O +x O +) O += O +12 O +pi O +integral O +- O +infinity O +xe O +- O +z22dz O +. O + +The O +statistics O +eta O +and O +T O +^ O +( O +2 O +) O +are O +equivalent O +for O +an O +arbitrary O +fixed O +word O +omega O +( O +although O +not O +equivalent O +for O +the O +whole O +totality O +of O +words O +) O +. O + +At O +the O +same O +time O +, O +the O +statistics O +eta O +and O +T O +( O +2 O +) O +are O +not O +necessarily O +equivalent O +, O +as O +the O +dependence O +of O +T O +( O +2 O +) O +on O +eta O +may O +turn O +out O +to O +be O +not O +monotonic O +. O + +Moreover O +, O +it O +is O +never O +monotonic O +for O +all O +values O +of O +eta O +. O + +However O +, O +we O +are O +interested O +only O +in O +values O +0 O +< O += O +eta O +< O += O +1 O +, O +and O +usually O +( O +though O +not O +always O +) O +the O +dependence O +of O +T O +( O +2 O +) O +on O +eta O +is O +monotonous O +for O +these O +values O +of O +eta O +, O +and O +in O +this O +case O +the O +statistics O +eta O +and O +T O +( O +2 O +) O +are O +equivalent O +( O +for O +a O +fixed O +word O +omega O +) O +. O + +Furthermore O +, O +even O +in O +the O +case O +where O +the O +dependence O +is O +not O +monotonic O +, O +the O +monotonicity O +is O +violated O +only O +for O +the O +values O +of O +eta O +close O +either O +to O +0 O +or O +to O +1 O +, O +and O +the O +lack O +of O +monotonicity O +can O +be O +disregarded O +. O + +We O +still O +have O +to O +discuss O +the O +question O +of O +the O +choice O +of O +coefficients O +ai O +in O +( O +15 O +) O +. O + +One O +of O +the O +variants O +was O +described O +above O +: O +formula O +( O +13 O +) O +can O +be O +applied O +. O + +Another O +variant O +was O +introduced O +in O +[ O +5 O +] O +. O + +This O +variant O +can O +be O +described O +as O +follows O +. O + +As O +above O +, O +we O +assume O +that O +the O +variate O +eta O += O +sum O +ai O +xi O +i O +has O +a O +normal O +distribution O +. O + +Each O +set O +of O +coefficients O +ai O +and O +each O +threshold O +value O +lambda O +have O +corresponding O +theoretical O +frequencies O +of O +type O +1 O +and O +type O +2 O +errors O +P O +( O +1 O +) O +( O +lambda O +) O +, O +P O +( O +2 O +) O +( O +lambda O +) O +. O + +The O +idea O +is O +to O +take O +the O +set O +of O +coefficients O +{ O +ai O +} O +that O +gives O +the O +minimum O +sum O +P O +( O +1 O +) O +( O +lambda O +) O ++ O +P O +( O +2 O +) O +( O +lambda O +) O +, O +where O +lambda O +is O +the O +best O +threshold O +value O +for O +this O +coefficient O +set O +. O + +However O +, O +analytically O +it O +is O +very O +cumbersome O +, O +so O +the O +following O +simplification O +was O +implemented O +. O + +For O +a O +fixed O +set O +of O +coefficients O +{ O +ai O +} O +we O +select O +the O +threshold O +value O +lambda O +such O +that O +the O +frequency O +of O +type O +1 O +errors O +is O +equal O +to O +the O +frequency O +of O +type O +2 O +errors O +: O +P O +( O +1 O +) O +( O +lambda O +) O += O +P O +( O +2 O +) O +( O +lambda O +) O +. O + +Then O +we O +find O +the O +set O +of O +coefficients O +that O +minimizes O +these O +frequencies O +P O +( O +1 O +) O +( O +lambda O +) O += O +P O +( O +2 O +) O +( O +lambda O +) O +. O + +Here O +the O +search O +of O +the O +coefficient O +set O +can O +be O +reduced O +to O +a O +conditional O +extremum O +problem O +. O + +The O +A4 O +algorithm O +uses O +an O +iterated O +procedure O +for O +the O +solution O +of O +this O +problem O +( O +see O +[ O +5 O +] O +) O +. O + +In O +order O +to O +optimize O +the O +automated O +annotation O +procedure O +, O +that O +is O +to O +increase O +the O +prediction O +quality O +, O +certain O +modifications O +of O +the O +procedure O +were O +introduced O +. O + +For O +each O +statistic O +( O +eta O +, O +T O +( O +1 O +) O +, O +T O +( O +2 O +) O +, O +T O +^ O +( O +2 O +) O +) O +many O +variants O +( O +up O +to O +36 O +) O +, O +including O +the O +variant O +that O +was O +described O +above O +, O +were O +considered O +- O +each O +variant O +corresponds O +to O +a O +certain O +combination O +of O +these O +modifications O +. O + +Some O +variants O +really O +turned O +out O +to O +be O +better O +than O +the O +variants O +described O +above O +. O + +A O +simplified O +scheme O +of O +modifications O +( O +and O +thereby O +of O +statistic O +variants O +) O +can O +be O +described O +as O +follows O +. O + +1 O +) O +What O +primary O +local O +alignments O +are O +considered O +? O + +In O +the O +described O +variant O +of O +statistics O +only O +one O +primary O +local O +alignment O +( O +the O +one O +with O +the O +maximum O +power O +) O +was O +considered O +. O + +Meanwhile O +, O +all O +constructed O +local O +alignments O +with O +sufficiently O +high O +power O +can O +be O +considered O +, O +as O +it O +was O +done O +in O +[ O +5 O +] O +. O + +In O +this O +case O +indices O +i O +in O +( O +9 O +) O +, O +( O +12 O +) O +, O +( O +15 O +) O +correspond O +not O +to O +individual O +similar O +sequences O +, O +but O +to O +primary O +local O +alignments O +of O +this O +sequences O +. O + +2 O +) O +Are O +the O +lengths O +of O +primary O +local O +alignments O +taken O +into O +consideration O +? O + +In O +the O +described O +variant O +lengths O +of O +primary O +local O +alignments O +were O +not O +taken O +into O +consideration O +, O +but O +these O +lengths O +can O +be O +considered O +as O +well O +. O + +In O +this O +case O +indices O +i O +in O +( O +9 O +) O +, O +( O +12 O +) O +, O +( O +15 O +) O +correspond O +not O +to O +similar O +sequences O +or O +primary O +local O +alignments O +, O +but O +to O +individual O +positions O +of O +these O +primary O +local O +alignments O +( O +as O +in O +case O +of O +FT O +- O +type O +words O +) O +. O + +In O +this O +case O +the O +total O +number O +of O +variates O +xi O +i O +is O +equal O +to O +the O +overall O +length O +of O +all O +primary O +local O +alignments O +. O + +For O +these O +variants O +of O +statistics O +long O +local O +alignments O +turn O +out O +to O +be O +more O +significant O +than O +short O +local O +alignments O +with O +the O +same O +power O +. O + +3 O +) O +How O +are O +the O +coefficients O +ai O +calculated O +? O + +The O +coefficients O +ai O +in O +( O +15 O +) O +can O +be O +calculated O +using O +different O +methods O +- O +either O +formula O +( O +13 O +) O +can O +be O +used O +, O +or O +an O +iterative O +method O +( O +described O +in O +[ O +5 O +] O +) O +can O +be O +applied O +. O + +( O +For O +the O +statistic O +T O +( O +1 O +) O +the O +coefficients O +ai O +are O +always O +calculated O +using O +formula O +( O +13 O +) O +) O +. O + +As O +there O +are O +3 O +modifications O +, O +the O +total O +number O +of O +basic O +variants O +( O +in O +the O +described O +simplified O +scheme O +) O +equals O +23 O += O +8 O +( O +and O +for O +the O +statistic O +T O +( O +1 O +) O +it O +equals O +4 O +) O +. O + +So O +, O +variants O +of O +the O +statistics O +eta O +, O +T O +( O +1 O +) O +, O +T O +( O +2 O +) O +, O +T O +^ O +( O +2 O +) O +are O +considered O +in O +this O +paper O +. O + +Moreover O +, O +for O +the O +purpose O +of O +comparison O +( O +as O +in O +the O +paper O +[ O +5 O +] O +) O +the O +simple O +statistic O + +( O +18 O +) O +q O += O +q O +( O +omega O +) O += O +sum O +in O +xi O +in O + +( O +the O +frequency O +of O +occurrence O +of O +a O +word O +omega O +in O +the O +collection O +of O +similar O +sequences O +) O +is O +also O +considered O +. O + +Finally O +we O +quote O +a O +scheme O +of O +the O +A4 O +algorithm O +in O +Figure O +1 O +( O +this O +scheme O +is O +essentially O +taken O +from O +[ O +5 O +] O +) O +. O + +A O +short O +description O +of O +each O +stage O +can O +be O +found O +in O +[ O +5 O +] O +. O + +Here O +we O +only O +note O +that O +the O +most O +time O +- O +consuming O +stage O +is O +the O +first O +one O +- O +the O +generation O +of O +a O +collection O +of O +similar O +sequences O +. O + +We O +also O +note O +that O +in O +the O +current O +investigation O +regions O +were O +not O +determined O +, O +and O +the O +prediction O +was O +performed O +for O +the O +whole O +query O +sequence O +. O + +Testing O +results O + +Testing O +scheme O + +A O +collection O +of O +518 O +sequences O +, O +randomly O +selected O +from O +SWISS O +- O +PROT O +databank O +, O +was O +generated O +. O + +Note O +that O +only O +initially O +annotated O +sequences O +( O +i O +. O +e O +. O +, O +sequences O +whose O +description O +fields O +were O +not O +obtained O +by O +the O +extension O +from O +similar O +sequences O +) O +were O +selected O +. O + +The O +prediction O +was O +performed O +for O +KW O +- O +type O +words O +. O + +All O +selected O +sequences O +were O +divided O +into O +two O +groups O +. O + +The O +first O +group O +contained O +210 O +sequences O +. O + +This O +group O +was O +used O +during O +the O +" O +learning O +stage O +" O +: O +the O +procedure O +was O +applied O +to O +all O +sequences O +from O +the O +group O +, O +and O +values O +of O +procedure O +parameters O +( O +including O +optimal O +threshold O +values O +) O +that O +minimize O +the O +total O +number O +of O +errors O +for O +the O +first O +group O +were O +selected O +. O + +The O +remaining O +308 O +sequences O +were O +used O +for O +the O +" O +main O +testing O +" O +that O +was O +performed O +using O +parameter O +values O +obtained O +on O +the O +basis O +of O +" O +learning O +" O +results O +. O + +A O +list O +of O +all O +these O +308 O +sequences O +is O +given O +in O +Additional O +file O +1 O +. O + +The O +total O +number O +of O +KW O +- O +type O +words O +in O +the O +description O +fields O +of O +308 O +selected O +sequences O +, O +used O +as O +query O +sequences O +, O +was O +equal O +to O +1176 O +( O +the O +positive O +prediction O +was O +preferable O +for O +these O +words O +) O +. O + +As O +it O +was O +noted O +, O +a O +collection O +of O +similar O +sequences O +was O +generated O +for O +each O +query O +sequence O +; O +the O +number O +of O +sequences O +in O +these O +collections O +equaled O +100 O +. O + +Then O +the O +list O +of O +all O +KW O +- O +type O +words O +from O +description O +fields O +of O +similar O +sequences O +was O +formed O +. O + +The O +majority O +of O +these O +words O +belonged O +only O +to O +one O +similar O +sequence O +. O + +All O +such O +words O +are O +degenerate O +, O +transfer O +probabilities O +are O +not O +defined O +for O +them O +. O + +At O +the O +same O +time O +nearly O +all O +these O +words O +did O +not O +belong O +to O +the O +query O +sequence O +. O + +Hence O +it O +was O +sensible O +to O +perform O +prediction O +only O +for O +words O +that O +belonged O +to O +at O +least O +two O +similar O +sequences O +. O + +For O +all O +these O +words O +transfer O +probabilities O +were O +evaluated O +, O +non O +- O +degenerate O +words O +( O +i O +. O +e O +. O +, O +words O +with O +defined O +transfer O +probabilities O +) O +were O +determined O +, O +and O +the O +prediction O +was O +performed O +( O +for O +both O +degenerate O +and O +non O +- O +degenerate O +words O +) O +. O + +Table O +1 O +shows O +certain O +characteristics O +of O +sequences O +used O +for O +the O +testing O +. O + +The O +average O +number O +of O +words O +considered O +per O +query O +sequence O +equals O +30 O +and O +the O +entire O +range O +was O +from O +3 O +to O +67 O +. O + +Final O +results O + +Testing O +results O +are O +presented O +in O +Table O +2 O +. O + +The O +table O +contains O +testing O +results O +for O +the O +basic O +statistics O +eta O +, O +T O +( O +1 O +) O +, O +T O +( O +2 O +) O +, O +T O +^ O +( O +2 O +) O +as O +well O +as O +for O +the O +statistics O +q O +and O +SAnd O +, O +included O +into O +the O +table O +for O +the O +purpose O +of O +comparison O +( O +See O +the O +Discussion O +section O +) O +. O + +Each O +line O +of O +the O +table O +corresponds O +to O +a O +certain O +variant O +of O +studied O +statistics O +. O + +The O +first O +column O +shows O +which O +statistic O +and O +which O +variant O +of O +this O +statistic O +corresponds O +to O +a O +line O +. O + +Variants O +are O +given O +in O +square O +brackets O +: O +the O +first O +number O +equals O +0 O +if O +lengths O +of O +primary O +local O +alignments O +are O +not O +considered O +, O +and O +1 O +otherwise O +; O +the O +second O +number O +equals O +0 O +if O +the O +coefficients O +ai O +are O +calculated O +using O +formula O +( O +13 O +) O +, O +and O +1 O +if O +the O +coefficients O +ai O +are O +calculated O +using O +the O +iterative O +procedure O +( O +for O +the O +statistic O +T O +( O +1 O +) O +the O +second O +number O +is O +always O +0 O +) O +. O + +The O +second O +column O +contains O +the O +number O +N1 O +of O +type O +1 O +errors O +( O +i O +. O +e O +. O +, O +number O +of O +cases O +when O +the O +prediction O +for O +a O +word O +that O +belongs O +to O +description O +fields O +of O +a O +query O +sequence O +is O +negative O +) O +. O + +The O +third O +column O +contains O +the O +number O +N2 O +of O +type O +2 O +errors O +( O +i O +. O +e O +. O +, O +number O +of O +cases O +when O +the O +prediction O +for O +a O +word O +that O +does O +not O +belong O +to O +description O +fields O +of O +a O +query O +sequence O +is O +positive O +) O +. O + +The O +forth O +column O +contains O +the O +total O +number O +of O +errors O +Nall O += O +N1 O ++ O +N2 O +. O + +The O +next O +columns O +contain O +sums O +P O +( O +1 O +) O ++ O +P O +( O +2 O +) O +and O +P O +( O +1 O +) O ++ O +P O +( O ++ O +) O +, O +where O +P O +( O +1 O +) O +is O +the O +proportion O +of O +type O +1 O +errors O +, O +P O +( O +2 O +) O +is O +the O +proportion O +of O +type O +2 O +errors O +, O +and O +P O +( O ++ O +) O +is O +the O +ratio O +of O +false O +positive O +predictions O +to O +the O +total O +number O +of O +predictions O +: O +P O +( O +1 O +) O += O +N1nq O +, O +P O +( O +2 O +) O += O +N2nall O +- O +nq O +, O +P O +( O ++ O +) O += O +N2n O ++ O +( O +nall O +is O +the O +total O +number O +of O +words O +for O +which O +the O +prediction O +is O +performed O +, O +i O +. O +e O +. O +, O +total O +number O +of O +KW O +- O +type O +words O +in O +description O +fields O +of O +all O +sequences O +, O +similar O +to O +at O +least O +one O +query O +sequence O +, O +nq O +is O +the O +number O +of O +words O +( O +from O +the O +list O +of O +these O +nall O +words O +) O +that O +belong O +to O +query O +sequences O +, O +n O ++ O +is O +the O +total O +number O +of O +words O +for O +which O +the O +prediction O +is O +positive O +; O +here O +nall O += O +9236 O +, O +nq O += O +1176 O +, O +nall O +- O +nq O += O +8060 O +; O +the O +value O +of O +n O ++ O +of O +depends O +on O +the O +threshold O +evaluated O +for O +the O +given O +version O +of O +statistic O +at O +the O +" O +learning O +stage O +" O +) O +. O + +Lines O +are O +ordered O +according O +to O +the O +prediction O +quality O +: O +higher O +lines O +correspond O +to O +statistic O +variants O +with O +lower O +total O +number O +of O +errors O +. O + +For O +a O +fixed O +statistic O +, O +lines O +that O +correspond O +to O +the O +best O +variant O +of O +this O +statistic O +( O +i O +. O +e O +. O +, O +for O +the O +variant O +that O +leads O +to O +the O +lowest O +total O +number O +of O +errors O +) O +are O +marked O +. O + +Recall O +that O +the O +statistic O +T O +^ O +( O +2 O +) O +[ O +1 O +, O +0 O +] O +is O +exactly O +the O +statistic O +that O +was O +considered O +in O +[ O +5 O +] O +( O +note O +that O +it O +is O +the O +best O +variant O +for O +the O +statistic O +T O +^ O +( O +2 O +) O +) O +. O + +The O +results O +could O +also O +have O +been O +presented O +as O +a O +confusion O +table O +as O +laid O +out O +in O +Table O +3 O +, O +but O +doing O +so O +for O +all O +variants O +would O +take O +a O +lot O +of O +space O +. O + +The O +testing O +results O +showed O +that O +the O +first O +modification O +( O +consideration O +of O +all O +primary O +local O +alignments O +or O +only O +one O +primary O +local O +alignment O +with O +the O +maximum O +power O +) O +did O +not O +significantly O +affect O +the O +prediction O +quality O +, O +so O +results O +are O +only O +presented O +for O +one O +case O +( O +all O +local O +alignments O +are O +considered O +, O +similarly O +to O +[ O +5 O +] O +) O +. O + +Note O +that O +the O +results O +presented O +in O +the O +Table O +correspond O +to O +the O +whole O +totality O +of O +words O +including O +degenerate O +words O +( O +though O +statistics O +eta O +, O +T O +( O +1 O +) O +, O +T O +( O +2 O +) O +, O +T O +^ O +( O +2 O +) O +, O +T O +( O +nik O +) O +were O +evaluated O +only O +for O +non O +- O +degenerate O +words O +, O +for O +degenerate O +words O +the O +prediction O +was O +performed O +on O +the O +basis O +of O +the O +statistic O +q O +, O +i O +. O +e O +. O +, O +on O +the O +basis O +of O +word O +frequency O +) O +. O + +In O +particular O +, O +the O +total O +number O +of O +errors O +includes O +errors O +for O +degenerate O +words O +. O + +It O +is O +worth O +noticing O +that O +the O +total O +number O +of O +errors O +for O +degenerate O +words O +in O +case O +of O +the O +best O +choice O +of O +threshold O +q0 O +for O +the O +frequency O +q O +( O +omega O +) O +turned O +out O +to O +be O +surprisingly O +small O +: O +only O +13 O +( O +whereas O +the O +number O +of O +errors O +for O +the O +whole O +totality O +of O +words O +was O +220 O +) O +; O +these O +errors O +included O +twelve O +type O +1 O +errors O +and O +one O +type O +2 O +error O +( O +recall O +that O +the O +prediction O +was O +performed O +for O +2029 O +degenerate O +words O +, O +and O +the O +prediction O +was O +incorrect O +only O +in O +13 O +cases O +) O +. O + +Such O +a O +small O +number O +of O +errors O +can O +seemingly O +be O +explained O +by O +the O +fact O +that O +for O +degenerate O +words O +the O +frequency O +q O +( O +omega O +) O +is O +nearly O +always O +close O +either O +to O +1 O +or O +to O +0 O +, O +otherwise O +in O +almost O +all O +cases O +transfer O +probabilities O +p1 O +| O +1 O +, O +p1 O +| O +0 O +can O +be O +defined O +for O +at O +least O +some O +values O +of O +similarity O +measure O +mu O +and O +hence O +a O +word O +omega O +turns O +out O +to O +be O +non O +- O +degenerate O +. O + +We O +also O +note O +that O +along O +with O +type O +1 O +and O +type O +2 O +errors O +other O +errors O +can O +occur O +, O +as O +it O +is O +possible O +that O +some O +words O +from O +description O +fields O +of O +a O +query O +sequence O +do O +not O +belong O +to O +description O +fields O +of O +similar O +sequences O +and O +hence O +the O +prediction O +is O +not O +performed O +for O +these O +words O +at O +all O +. O + +However O +, O +we O +used O +a O +large O +number O +of O +similar O +sequences O +( O +100 O +) O +for O +the O +prediction O +, O +so O +such O +errors O +were O +extremely O +rare O +( O +only O +two O +words O +for O +the O +whole O +test O +set O +of O +518 O +sequences O +, O +whereas O +the O +number O +of O +words O +for O +which O +the O +prediction O +was O +performed O +equaled O +9236 O +) O +. O + +Hence O +, O +in O +our O +case O +these O +errors O +can O +be O +disregarded O +. O + +Statistical O +analysis O +showed O +that O +the O +precision O +of O +the O +evaluation O +of O +N1 O +, O +N2 O +, O +Nall O +is O +reasonable O +: O +it O +can O +be O +checked O +that O +the O +relative O +precision O +of O +Nall O +( O +the O +standard O +error O +of O +ln O +( O +Nall O +) O +) O +is O +in O +the O +order O +of O +7 O +- O +10 O +% O +which O +is O +in O +line O +with O +the O +relative O +precision O +of O +a O +Poisson O +random O +variable O +that O +is O +given O +by O +1 O +/ O +Nall O +. O + +However O +, O +since O +the O +" O +methods O +" O +( O +the O +statistics O +and O +their O +variants O +) O +are O +compared O +on O +the O +same O +sequences O +, O +the O +standard O +error O +for O +the O +comparison O +between O +methods O +is O +much O +smaller O +due O +to O +the O +high O +correlation O +of O +results O +for O +the O +same O +sequence O +and O +is O +in O +the O +order O +of O +2 O +- O +4 O +% O +. O + +This O +implies O +that O +" O +methods O +" O +for O +which O +Nall O +differ O +by O +more O +than O +10 O +% O +can O +considered O +to O +be O +significantly O +different O +. O + +This O +shows O +that O +size O +of O +the O +experiment O +with O +210 O +randomly O +selected O +sequences O +in O +the O +learning O +stage O +and O +308 O +sequences O +in O +the O +testing O +stage O +is O +large O +enough O +to O +obtain O +valid O +statements O +about O +the O +accuracy O +of O +the O +proposed O +methodology O +and O +allows O +statistical O +comparisons O +of O +different O +statistics O +and O +variants O +. O + +When O +the O +set O +of O +tested O +sequences O +is O +fixed O +, O +the O +total O +number O +of O +errors O +Nall O +is O +an O +objective O +characteristic O +of O +prediction O +quality O +, O +and O +the O +optimal O +threshold O +values O +( O +selected O +during O +the O +" O +learning O +stage O +" O +) O +provide O +exactly O +the O +minimum O +of O +the O +total O +number O +of O +errors O +. O + +However O +, O +if O +different O +testing O +results O +( O +based O +on O +different O +sets O +of O +query O +sequences O +) O +are O +compared O +, O +then O +absolute O +numbers O +of O +errors O +can O +not O +be O +treated O +as O +a O +procedure O +quality O +measure O +, O +and O +relative O +quantities O +( O +proportions O +) O +should O +be O +considered O +instead O +of O +absolute O +quantities O +. O + +Usually O +a O +sum O +of O +the O +proportion O +of O +type O +1 O +errors O +and O +the O +proportion O +of O +type O +2 O +errors O +P O +( O +1 O +) O ++ O +P O +( O +2 O +) O +is O +used O +as O +a O +quality O +measure O +; O +values O +of O +this O +sum O +are O +presented O +in O +the O +fifth O +column O +of O +Table O +2 O +. O + +However O +, O +in O +our O +situation O +the O +number O +of O +words O +nall O +- O +nq O +that O +do O +not O +belong O +to O +query O +sequences O +is O +much O +larger O +than O +nq O +, O +and O +for O +the O +majority O +of O +these O +words O +it O +is O +obvious O +that O +they O +do O +not O +belong O +to O +a O +query O +sequence O +. O + +Consequently O +, O +in O +case O +of O +optimal O +parameter O +values O +the O +proportion O +of O +type O +2 O +errors O +P O +( O +2 O +) O +is O +small O +, O +it O +is O +considerably O +smaller O +than O +P O +( O +1 O +) O +. O + +Thus O +the O +quantity O +P O +( O +1 O +) O ++ O +P O +( O +2 O +) O +is O +not O +representative O +in O +our O +case O +( O +see O +[ O +5 O +] O +) O +. O + +The O +ratio O +P O +( O ++ O +) O +of O +the O +number O +of O +wrong O +positive O +predictions O +to O +the O +total O +number O +of O +positive O +predictions O +is O +more O +representative O +than O +P O +( O +2 O +) O +. O + +Hence O +, O +it O +is O +natural O +to O +measure O +procedure O +quality O +by O +the O +sum O +P O +( O +1 O +) O ++ O +P O +( O ++ O +) O +. O + +Exactly O +this O +procedure O +quality O +measure O +was O +used O +in O +[ O +5 O +] O +. O + +In O +medical O +decision O +making O +( O +diagnostic O +testing O +) O +the O +terms O +sensitivity O +( O +sens O += O +1 O +- O +P O +( O +1 O +) O +) O +and O +specificity O +( O +spec O += O +1 O +- O +P O +( O +2 O +) O +) O +are O +frequently O +used O +to O +quantify O +the O +accuracy O +of O +a O +procedure O +, O +while O +the O +quantity O +1 O +- O +P O +( O ++ O +) O +is O +known O +as O +the O +positive O +predictive O +value O +. O + +Alternative O +terminology O +is O +discussed O +in O +[ O +12 O +] O +. O + +The O +ROC O +curve O +plotting O +sens O +against O +1 O +- O +spec O +is O +a O +popular O +way O +of O +showing O +the O +overall O +performance O +of O +a O +diagnostic O +test O +without O +specification O +of O +a O +cut O +off O +value O +. O + +It O +is O +also O +used O +and O +discussed O +in O +[ O +12 O +] O +, O +but O +with O +different O +labels O +for O +the O +axes O +. O + +Figure O +2 O +contains O +ROC O +curves O +for O +the O +best O +variants O +of O +the O +statistics O +( O +i O +. O +e O +. O +, O +for O +variants O +that O +were O +marked O +in O +Table O +2 O +) O +applied O +to O +the O +non O +- O +degenerate O +words O +. O + +Discussion O + +Overall O +comparison O +of O +the O +statistics O +T O +( O +1 O +) O +, O +eta O +, O +T O +( O +2 O +) O +, O +T O +^ O +( O +2 O +) O + +Mean O +values O +of O +Nall O +( O +where O +averaging O +is O +performed O +over O +all O +variants O +presented O +in O +Table O +2 O +) O +for O +different O +statistics O +are O +the O +following O +: O +241 O +for O +eta O +, O +310 O +for O +T O +( O +1 O +) O +, O +320 O +for O +T O +( O +2 O +) O +, O +and O +356 O +for O +T O +^ O +( O +2 O +) O +( O +recall O +that O +differences O +in O +the O +order O +of O +10 O +% O +can O +be O +considered O +to O +be O +significant O +) O +. O + +These O +numbers O +show O +that O +the O +statistics O +can O +clearly O +be O +ordered O +with O +respect O +to O +the O +prediction O +quality O +: O +the O +best O +statistic O +is O +eta O +, O +then O +comes O +T O +( O +1 O +) O +, O +then O +T O +( O +2 O +) O +, O +and O +finally O +T O +^ O +( O +2 O +) O +. O + +For O +the O +comparison O +of O +the O +statistics O +eta O +, O +T O +( O +1 O +) O +, O +as O +well O +as O +for O +the O +comparison O +of O +statistics O +the O +T O +( O +2 O +) O +, O +T O +^ O +( O +2 O +) O +this O +conclusion O +is O +obvious O +. O + +For O +the O +comparison O +of O +the O +statistics O +T O +( O +1 O +) O +, O +T O +( O +2 O +) O +it O +seems O +to O +be O +less O +obvious O +, O +but O +the O +consideration O +of O +variants O +in O +which O +the O +calculation O +of O +coefficients O +ai O +is O +performed O +using O +formula O +( O +13 O +) O +( O +i O +. O +e O +. O +, O +variants O +[ O +0 O +, O +0 O +] O +and O +[ O +1 O +, O +0 O +] O +; O +recall O +that O +the O +statistic O +T O +( O +1 O +) O +has O +only O +such O +variants O +) O +clearly O +shows O +that O +the O +statistic O +T O +( O +1 O +) O +is O +considerably O +better O +than O +T O +( O +2 O +) O +. O + +The O +same O +conclusion O +can O +be O +drawn O +from O +the O +comparison O +of O +ROC O +curves O +presented O +in O +Fig O +. O + +2 O +. O + +Testing O +results O +show O +that O +the O +prediction O +quality O +for O +the O +best O +variant O +of O +the O +statistic O +eta O +( O +see O +the O +first O +line O +of O +Table O +2 O +) O +is O +much O +higher O +( O +higher O +by O +50 O +% O +) O +in O +comparison O +with O +results O +of O +[ O +5 O +] O +( O +see O +the O +line O +of O +Table O +2 O +that O +corresponds O +to O +T O +^ O +( O +2 O +) O +[ O +0 O +, O +1 O +] O +) O +. O + +That O +is O +the O +most O +striking O +finding O +of O +the O +current O +paper O +. O + +It O +is O +interesting O +to O +see O +that O +the O +statistic O +eta O +turned O +out O +to O +be O +better O +than O +T O +( O +1 O +) O +: O +the O +latter O +would O +be O +expected O +to O +be O +better O +as O +it O +equals O +the O +logarithm O +of O +the O +likelihood O +ratio O +( O +in O +reality O +, O +it O +does O +not O +equal O +this O +logarithm O +because O +the O +xi O +i O +are O +not O +independent O +) O +. O + +We O +suppose O +that O +this O +fact O +can O +be O +explained O +as O +follows O +. O + +Recall O +that O +T O +( O +1 O +) O +and O +eta O +are O +equivalent O +for O +an O +arbitrary O +fixed O +word O +omega O +. O + +These O +statistics O +turn O +out O +to O +be O +not O +equivalent O +only O +if O +they O +are O +compared O +on O +the O +whole O +totality O +of O +words O +. O + +It O +is O +worth O +noting O +that O +the O +variation O +of O +the O +values O +of O +the O +statistic O +T O +( O +1 O +) O +( O +i O +. O +e O +. O +, O +the O +difference O +between O +values O +of O +T O +( O +1 O +) O +in O +cases O +xi O +1 O += O +. O +. O +. O +. O += O +xi O +n O += O +0 O +and O +xi O +1 O += O +. O +. O +. O +. O += O +xi O +n O += O +1 O +) O +significantly O +depends O +on O +a O +word O +omega O +: O +for O +some O +words O +these O +values O +vary O +from O +- O +700 O +to O +700 O +, O +for O +some O +other O +from O +- O +0 O +. O +01 O +to O +0 O +. O +01 O +. O + +In O +principle O +, O +the O +optimal O +threshold O +value O +is O +different O +for O +different O +words O +. O + +As O +the O +ranges O +of O +T O +( O +1 O +) O +values O +essentially O +vary O +, O +then O +it O +is O +probable O +that O +optimal O +thresholds O +also O +essentially O +vary O +. O + +The O +optimal O +threshold O +for O +the O +whole O +totality O +of O +words O +is O +a O +certain O +mean O +value O +of O +thresholds O +over O +individual O +words O +omega O +. O + +Since O +the O +optimal O +thresholds O +are O +significantly O +different O +for O +different O +words O +, O +the O +quality O +of O +the O +mean O +is O +low O +: O +for O +certain O +words O +( O +e O +. O +g O +. O +, O +words O +with O +small O +variation O +of O +T O +( O +1 O +) O +) O +this O +mean O +is O +completely O +unrepresentative O +. O + +In O +the O +same O +time O +, O +the O +range O +of O +values O +of O +eta O +is O +the O +same O +for O +all O +words O +( O +these O +values O +lie O +between O +0 O +and O +1 O +) O +. O + +Consequently O +, O +the O +difference O +between O +optimal O +thresholds O +for O +individual O +words O +is O +probably O +not O +so O +significant O +, O +and O +the O +mean O +gives O +better O +quality O +for O +individual O +words O +in O +comparison O +with O +T O +( O +1 O +) O +. O + +From O +the O +point O +of O +view O +of O +prediction O +quality O +the O +statistic O +T O +( O +2 O +) O +turned O +out O +to O +be O +worse O +than O +T O +( O +1 O +) O +. O + +It O +is O +not O +surprising O +, O +because O +during O +the O +derivation O +of O +the O +formula O +for O +T O +( O +2 O +) O +along O +with O +the O +incorrect O +assumption O +of O +independence O +of O +xi O +i O +we O +also O +made O +the O +incorrect O +assumption O +of O +the O +normal O +distribution O +of O +eta O +. O + +This O +consideration O +is O +applicable O +to O +T O +^ O +( O +2 O +) O +as O +well O +. O + +Since O +the O +cut O +- O +off O +points O +for O +these O +statistics O +are O +determined O +empirically O +in O +the O +test O +set O +and O +validated O +in O +the O +training O +set O +, O +the O +violation O +of O +the O +normality O +assumption O +does O +not O +invalidate O +the O +procedures O +as O +such O +, O +but O +might O +affect O +their O +performance O +. O + +Effect O +of O +procedure O +modifications O + +The O +next O +issue O +is O +the O +dependence O +of O +prediction O +quality O +on O +procedure O +modifications O +. O + +One O +can O +see O +that O +for O +a O +fixed O +statistic O +the O +prediction O +quality O +significantly O +depends O +on O +the O +choice O +of O +the O +variant O +. O + +Thus O +, O +the O +introduction O +of O +modifications O +turned O +out O +to O +be O +effective O +. O + +It O +is O +interesting O +that O +all O +statistics O +for O +which O +coefficients O +aj O +can O +be O +calculated O +in O +different O +ways O +( O +these O +are O +the O +statistics O +eta O +, O +T O +( O +2 O +) O +T O +^ O +( O +2 O +) O +) O +prediction O +quality O +was O +better O +in O +case O +when O +these O +coefficients O +were O +calculated O +using O +the O +iterative O +procedure O +. O + +At O +the O +same O +time O +the O +dependence O +of O +prediction O +quality O +on O +the O +modification O +related O +to O +the O +consideration O +of O +lengths O +of O +primary O +local O +alignments O +is O +more O +intricate O +: O +for O +the O +statistic O +eta O +, O +and O +to O +a O +lesser O +extent O +for O +the O +statistics O +T O +( O +1 O +) O +, O +T O +( O +2 O +) O +, O +the O +results O +are O +better O +if O +lengths O +of O +primary O +local O +alignments O +are O +considered O +, O +but O +for O +the O +statistic O +T O +^ O +( O +2 O +) O +results O +are O +better O +when O +lengths O +of O +primary O +local O +alignments O +are O +not O +considered O +. O + +Currently O +reasons O +of O +this O +fact O +are O +not O +clear O +for O +us O +. O + +As O +it O +was O +noted O +, O +the O +dependence O +of O +results O +on O +modifications O +dealing O +with O +the O +number O +of O +considered O +primary O +local O +alignments O +for O +similar O +sequences O +is O +not O +essential O +. O + +( O +However O +, O +we O +note O +that O +for O +nearly O +all O +variants O +that O +were O +described O +above O +as O +well O +as O +variants O +that O +were O +not O +described O +, O +prediction O +quality O +is O +better O +in O +case O +when O +all O +primary O +local O +alignments O +are O +considered O +) O +. O + +Comparison O +with O +other O +procedures O + +For O +the O +purpose O +of O +comparison O +we O +compared O +our O +findings O +with O +the O +simple O +statistic O +q O +( O +omega O +) O +( O +the O +frequency O +of O +word O +occurrence O +in O +the O +list O +of O +similar O +sequences O +, O +see O +( O +18 O +) O +) O +was O +also O +considered O +, O +using O +a O +threshold O +of O +q O += O +0 O +. O +422 O +. O + +As O +expected O +, O +q O +( O +omega O +) O +gave O +essentially O +worse O +results O +in O +comparison O +with O +T O +( O +1 O +) O +, O +eta O +, O +T O +( O +2 O +) O +, O +T O +^ O +( O +2 O +) O +( O +see O +Table O +2 O +) O +. O + +Furthermore O +, O +we O +compared O +our O +results O +with O +the O +results O +, O +which O +predicts O +all O +of O +the O +words O +for O +which O +there O +is O +among O +similar O +sequences O +at O +least O +one O +sequence O +with O +a O +power O +above O +a O +certain O +threshold O +. O + +Such O +an O +approach O +was O +used O +by O +Andrade O +M O +. O + +et O +al O +. O + +[ O +2 O +] O +. O + +This O +is O +the O +statistics O +SAnd O +as O +already O +mentioned O +in O +Table O +2 O +. O + +It O +is O +defined O +as O +SAnd O +( O +omega O +) O += O +max O +mu O +j O +, O +where O +mu O +j O +is O +the O +measure O +of O +similarity O +between O +sequences O +pi O +0 O +, O +pi O +j O +, O +and O +the O +maximum O +is O +taken O +on O +the O +j O +for O +which O +xi O +j O +( O +omega O +) O += O +1 O +( O +i O +. O +e O +. O +the O +word O +belongs O +to O +these O +sequences O +) O +. O + +In O +our O +application O +similarity O +is O +measured O +by O +the O +power O +value O +( O +see O +[ O +9 O +, O +10 O +] O +) O +as O +used O +in O +the O +other O +statistics O +in O +this O +paper O +and O +mentioned O +before O +, O +while O +[ O +2 O +] O +used O +the O +E O +- O +value O +. O + +That O +makse O +the O +cut O +- O +offs O +hard O +to O +compare O +. O + +The O +results O +for O +these O +statistics O +are O +given O +in O +the O +same O +Table O +2 O +. O + +The O +results O +were O +better O +than O +in O +the O +statistics O +q O +( O +omega O +) O +, O +but O +worse O +than O +in O +any O +of O +our O +statistics O +. O + +Surprisingly O +, O +it O +turned O +out O +that O +the O +prediction O +quality O +is O +better O +when O +only O +some O +similar O +sequences O +( O +e O +. O +g O +. O +, O +10 O +from O +100 O +) O +are O +used O +for O +the O +evaluation O +of O +a O +statistic O +( O +but O +not O +for O +the O +evaluation O +of O +transfer O +probabilities O +! O +) O +. O + +It O +means O +that O +a O +large O +part O +of O +similar O +sequences O +only O +leads O +to O +an O +increase O +of O +" O +noise O +" O +. O + +( O +See O +[ O +13 O +] O +for O +details O +. O +) O + +We O +would O +also O +like O +to O +mention O +the O +work O +[ O +14 O +] O +on O +FunCat O +categories O +containing O +a O +set O +of O +about O +7 O +, O +500 O +well O +annotated O +proteins O +and O +providing O +a O +benchmarking O +for O +different O +methods O +of O +automated O +annotation O +. O + +It O +would O +be O +interesting O +to O +apply O +our O +procedure O +to O +this O +database O +, O +but O +that O +has O +not O +been O +realized O +yet O +. O + +We O +did O +not O +attempt O +at O +this O +stage O +to O +apply O +our O +approach O +to O +the O +GO O +annotation O +. O + +It O +would O +be O +interesting O +further O +research O +to O +switch O +to O +GO O +data O +and O +to O +compare O +our O +approach O +with O +other O +approaches O +in O +the O +literature O +. O + +There O +is O +a O +similarity O +with O +the O +approach O +of O +Kajan O +et O +al O +. O + +[ O +15 O +] O +. O + +They O +also O +base O +their O +procedures O +on O +the O +likelihood O +ratio O +, O +but O +use O +approximations O +based O +on O +maximal O +similarity O +( O +or O +minimal O +distance O +) O +, O +while O +we O +attempt O +to O +estimate O +the O +likelihood O +ratio O +from O +pairwise O +comparisons O +within O +the O +set O +of O +similar O +sequences O +. O + +There O +is O +also O +an O +interesting O +relation O +with O +the O +GOPET O +tool O +presented O +in O +[ O +16 O +] O +based O +on O +earlier O +work O +by O +the O +same O +authors O +[ O +17 O +] O +. O + +These O +authors O +use O +a O +number O +of O +characteristics O +of O +the O +set O +of O +found O +similar O +sequences O +for O +term O +( O +word O +) O +, O +such O +as O +maximal O +e O +- O +value O +, O +frequency O +of O +the O +term O +etc O +. O +, O +as O +a O +coordinates O +of O +decision O +making O +space O +. O + +They O +use O +more O +features O +while O +we O +concentrate O +on O +the O +similarity O +. O + +That O +might O +be O +an O +advantage O +for O +their O +method O +. O + +On O +the O +other O +hand O +we O +try O +to O +use O +the O +information O +from O +all O +similar O +sequences O +in O +an O +optimal O +way O +relying O +on O +statistical O +decision O +theory O +by O +means O +of O +the O +use O +of O +transfer O +probabilities O +and O +the O +concept O +of O +likelihood O +ratio O +. O + +It O +is O +an O +interesting O +topic O +of O +further O +research O +to O +compare O +the O +two O +methods O +. O + +So O +far O +we O +only O +predicted O +the O +presence O +of O +a O +key O +word O +. O + +It O +is O +quite O +a O +challenge O +to O +obtain O +a O +true O +prediction O +of O +function O +. O + +Conclusion O + +The O +main O +conclusion O +of O +the O +paper O +is O +that O +the O +introduction O +of O +the O +concept O +of O +likelihood O +ratio O +coming O +from O +statistical O +decision O +theory O +is O +very O +helpful O +in O +the O +development O +of O +automated O +annotation O +procedures O +. O + +We O +obtained O +a O +substantial O +improvement O +when O +compared O +with O +our O +previous O +results O +. O + +We O +are O +sure O +that O +there O +is O +room O +for O +further O +improvement O +. O + +Issues O +for O +further O +research O +are O +the O +size O +of O +the O +set O +of O +similar O +sequences O +and O +the O +combination O +of O +different O +statistics O +into O +a O +" O +super O +- O +predictor O +" O +. O + +Authors O +' O +contributions O + +A O +. O +M O +. O + +Leontovich O +and O +H O +. O +C O +. O +van O +Houwelingen O +developed O +the O +approach O +. O + +A O +. O +M O +. O + +Leontovich O +developed O +the O +methodology O +and O +the O +algorithms O +in O +cooperation O +with O +K O +. O +Y O +. O + +Tokmachev O +and O +H O +. O +C O +. O +van O +Houwelingen O +. O + +K O +. O +Y O +. O + +Tokmachev O +carried O +out O +all O +computations O +. O + +Supplementary O +Material O + +Borrelia B +burgdorferi I +membranes O +are O +the O +primary O +targets O +of O +reactive O +oxygen O +species O + +Abstract O + +Spirochetes O +living O +in O +an O +oxygen O +- O +rich O +environment O +or O +when O +challenged O +by O +host O +immune O +cells O +are O +exposed O +to O +reactive O +oxygen O +species O +( O +ROS O +) O +. O + +These O +species O +can O +harm O +/ O +destroy O +cysteinyl O +residues O +, O +iron O +- O +sulphur O +clusters O +, O +DNA O +and O +polyunsaturated O +lipids O +, O +leading O +to O +inhibition O +of O +growth O +or O +cell O +death O +. O + +Because O +Borrelia B +burgdorferi I +contains O +no O +intracellular O +iron O +, O +DNA O +is O +most O +likely O +not O +a O +major O +target O +for O +ROS O +via O +Fenton O +reaction O +. O + +In O +support O +of O +this O +, O +growth O +of O +B B +. I +burgdorferi I +in O +the O +presence O +of O +5 O +mM O +H2O2 O +had O +no O +effect O +on O +the O +DNA O +mutation O +rate O +( O +spontaneous O +coumermycin O +A1 O +resistance O +) O +, O +and O +cells O +treated O +with O +10 O +mM O +t O +- O +butyl O +hydroperoxide O +or O +10 O +mM O +H2O2 O +show O +no O +increase O +in O +DNA O +damage O +. O + +Unlike O +most O +bacteria O +, O +B B +. I +burgdorferi I +incorporates O +ROS O +- O +susceptible O +polyunsaturated O +fatty O +acids O +from O +the O +environment O +into O +their O +membranes O +. O + +Analysis O +of O +lipoxidase O +- O +treated O +B B +. I +burgdorferi I +cells O +by O +Electron O +Microscopy O +showed O +significant O +irregularities O +indicative O +of O +membrane O +damage O +. O + +Fatty O +acid O +analysis O +of O +cells O +treated O +with O +lipoxidase O +indicated O +that O +host O +- O +derived O +linoleic O +acid O +had O +been O +dramatically O +reduced O +( O +50 O +- O +fold O +) O +in O +these O +cells O +, O +with O +a O +corresponding O +increase O +in O +the O +levels O +of O +malondialdehyde O +by O +- O +product O +( O +fourfold O +) O +. O + +These O +data O +suggest O +that O +B B +. I +burgdorferi I +membrane O +lipids O +are O +targets O +for O +attack O +by O +ROS O +encountered O +in O +the O +various O +stages O +of O +the O +infective O +cycle O +. O + +Introduction O + +Borrelia B +burgdorferi I +, O +the O +causative O +agent O +of O +Lyme O +disease O +, O +survives O +and O +proliferates O +in O +distinctly O +different O +niches O +, O +including O +its O +arthropod O +vector O +and O +various O +mammalian O +hosts O +. O + +These O +' O +micro O +' O +environments O +provide O +their O +own O +distinct O +sets O +of O +advantages O +and O +challenges O +to O +B B +. I +burgdorferi I +. O + +For O +example O +, O +during O +the O +initial O +stages O +of O +infection O +of O +the O +mammalian O +host O +, O +immune O +cells O +attempt O +to O +prevent O +B B +. I +burgdorferi I +from O +establishing O +an O +infection O +using O +several O +systems O +including O +those O +generating O +bacteriocidal O +reactive O +oxygen O +species O +( O +ROS O +) O +[ O +e O +. O +g O +. O +superoxide O +radicals O +( O +O2 O +- O +) O +, O +hydrogen O +peroxide O +( O +H2O2 O +) O +and O +hydroxyl O +radicals O +( O +OH O +) O +] O +and O +reactive O +nitrogen O +species O +( O +RNS O +) O +[ O +e O +. O +g O +. O +nitric O +oxide O +( O +NO O +) O +and O +peroxynitrite O +] O +( O +Storz O +and O +Imlay O +, O +1999 O +) O +. O + +In O +order O +for O +B B +. I +burgdorferi I +to O +successfully O +colonize O +a O +new O +host O +and O +cause O +disease O +, O +they O +must O +overcome O +the O +challenges O +posed O +by O +the O +innate O +immune O +system O +including O +the O +deleterious O +effects O +of O +ROS O +/ O +RNS O +compounds O +. O + +The O +effects O +of O +ROS O +/ O +RNS O +on O +cells O +have O +been O +extensively O +investigated O +. O + +These O +highly O +reactive O +compounds O +have O +been O +shown O +to O +damage O +cellular O +macromolecules O +including O +DNA O +, O +proteins O +and O +cellular O +membranes O +. O + +The O +damage O +to O +membranes O +can O +arise O +through O +either O +lipid O +or O +membrane O +protein O +damage O +. O + +In O +eukaryotes O +, O +membrane O +lipids O +are O +a O +major O +target O +of O +ROS O +. O + +Free O +radicals O +attack O +polyunsaturated O +fatty O +acids O +in O +membranes O +and O +initiate O +lipid O +peroxidation O +. O + +A O +primary O +effect O +of O +this O +is O +a O +decrease O +in O +membrane O +fluidity O +which O +affects O +the O +physical O +properties O +of O +the O +membrane O +altering O +the O +function O +of O +membrane O +- O +associated O +proteins O +. O + +Once O +lipid O +peroxides O +form O +, O +they O +react O +with O +adjacent O +polyunsaturated O +lipids O +causing O +an O +amplification O +of O +the O +damage O +. O + +Lipid O +peroxides O +undergo O +further O +oxidation O +to O +a O +variety O +of O +products O +, O +including O +aldehydes O +, O +which O +subsequently O +react O +with O +and O +damage O +membrane O +proteins O +. O + +However O +, O +in O +bacteria O +, O +it O +is O +assumed O +that O +lipids O +are O +not O +subject O +to O +the O +oxidative O +damage O +observed O +in O +eukaryotic O +cells O +. O + +Only O +certain O +polyunsaturated O +lipids O +, O +such O +as O +linoleic O +acid O +and O +linolenic O +acid O +, O +are O +susceptible O +to O +oxidation O +( O +Gutteridge O +and O +Halliwell O +, O +1990 O +) O +, O +and O +it O +is O +clear O +that O +most O +bacteria O +do O +not O +synthesize O +or O +incorporate O +these O +types O +of O +lipids O +in O +their O +cell O +membrane O +. O + +Two O +notable O +exceptions O +are O +the O +photosynthetic O +bacteria O +which O +synthesize O +and O +incorporate O +significant O +levels O +of O +linoleic O +acid O +in O +their O +membrane O +( O +Tasaka O +et O +al O +. O +, O +1996 O +) O +and O +Helicobacter B +pylori I +membranes O +which O +contain O +between O +0 O +. O +5 O +% O +and O +3 O +% O +linoleic O +acid O +( O +Ursini O +and O +Bindoli O +, O +1987 O +) O +. O + +Instead O +, O +it O +has O +been O +shown O +that O +the O +most O +damaging O +effects O +of O +ROS O +in O +bacteria O +result O +from O +the O +interactions O +of O +H2O2 O +with O +' O +free O +' O +Fe2 O ++ O +( O +Imlay O +, O +2003 O +) O +, O +generating O +very O +reactive O +OH O +( O +Fenton O +reaction O +) O +. O + +Because O +of O +this O +reactivity O +, O +the O +effect O +on O +any O +given O +biomolecule O +will O +depend O +largely O +upon O +proximity O +to O +the O +target O +. O + +Because O +Fe2 O ++ O +localizes O +along O +the O +phosphodiester O +backbone O +of O +nucleic O +acid O +, O +DNA O +is O +a O +major O +target O +of O +OH O +. O + +This O +reactive O +species O +can O +pull O +electrons O +from O +either O +the O +base O +or O +sugar O +moieties O +, O +producing O +a O +variety O +of O +lesions O +including O +single O +- O +and O +double O +- O +stranded O +breaks O +in O +the O +backbone O +and O +chemical O +cross O +- O +links O +to O +other O +molecules O +. O + +These O +strand O +breaks O +and O +other O +lesions O +block O +DNA O +replication O +and O +contribute O +to O +OH O +toxicity O +and O +cell O +death O +. O + +Other O +base O +damage O +, O +which O +does O +not O +hinder O +replication O +, O +may O +result O +in O +a O +significant O +increase O +in O +mutation O +rates O +. O + +The O +intracellular O +biochemistry O +of O +B B +. I +burgdorferi I +suggests O +that O +the O +primary O +cellular O +target O +of O +ROS O +may O +be O +distinct O +from O +that O +described O +in O +other O +bacteria O +such O +as O +Escherichia B +coli I +. O + +In O +E B +. I +coli I +, O +the O +extent O +of O +DNA O +damage O +due O +to O +H2O2 O +and O +Fenton O +chemistry O +is O +directly O +proportional O +to O +Fe O +metabolism O +and O +the O +free O +Fe O +concentration O +within O +the O +cell O +( O +10 O +micro O +M O +) O +( O +Keyer O +and O +Imlay O +, O +1996 O +) O +. O + +As O +the O +intracellular O +Fe O +concentrations O +of O +B B +. I +burgdorferi I +are O +estimated O +to O +be O +< O +10 O +atoms O +per O +cell O +( O +Posey O +and O +Gherardini O +, O +2000 O +) O +, O +it O +seems O +unlikely O +that O +DNA O +is O +a O +primary O +target O +for O +ROS O +. O + +Therefore O +, O +the O +purpose O +of O +this O +study O +is O +to O +determine O +the O +biochemical O +effects O +of O +ROS O +on O +B B +. I +burgdorferi I +, O +including O +growth O +effects O +and O +biological O +/ O +physical O +damage O +. O + +Results O + +Effect O +of O +ROS O +on O +B B +. I +burgdorferi I +cells O + +In O +order O +to O +determine O +what O +the O +cellular O +targets O +of O +ROS O +in O +B B +. I +burgdorferi I +are O +, O +we O +first O +needed O +to O +determine O +the O +sensitivity O +of O +Borrelia O +cells O +to O +various O +oxidants O +. O + +Microaerobic O +cultures O +of O +B B +. I +burgdorferi I +strain O +B31A3 O +were O +grown O +to O +a O +cell O +density O +of O +5 O +x O +107 O +cells O +ml O +- O +1 O +, O +treated O +with O +varying O +concentrations O +of O +H2O2 O +( O +0 O +- O +50 O +mM O +) O +or O +t O +- O +butyl O +hydroperoxide O +( O +0 O +- O +50 O +mM O +) O +and O +the O +number O +of O +surviving O +cells O +determined O +by O +plating O +. O + +The O +results O +are O +shown O +in O +Fig O +. O + +1 O +. O + +When O +cells O +were O +exposed O +to O +10 O +mM O +t O +- O +butyl O +hydroperoxide O +, O +approximately O +50 O +% O +of O +the O +cells O +survive O +( O +Fig O +. O +1A O +) O +. O + +In O +contrast O +, O +when O +E B +. I +coli I +cells O +were O +exposed O +to O +1 O +mM O +t O +- O +butyl O +hydroperoxide O +, O +approximately O +1 O +% O +of O +the O +cells O +survive O +. O + +B B +. I +burgdorferi I +cells O +were O +much O +more O +resistant O +to O +t O +- O +butyl O +hydroperoxide O +than O +E B +. I +coli I +cells O +, O +with O +a O +survival O +rate O +of O +approximately O +100 O +% O +at O +1 O +mM O +t O +- O +butyl O +hydroperoxide O +. O + +This O +trend O +was O +observed O +when O +cells O +were O +exposed O +to O +H2O2 O +. O + +E B +. I +coli I +cells O +exposed O +to O +1 O +mM O +H2O2 O +have O +approximately O +10 O +% O +survivability O +, O +while O +100 O +% O +of O +the O +B B +. I +burgdorferi I +cells O +survive O +at O +this O +concentration O +, O +and O +approximately O +80 O +% O +survive O +when O +exposed O +to O +10 O +mM O +H2O2 O +( O +Fig O +. O +1B O +) O +. O + +Similar O +results O +were O +obtained O +when O +cells O +were O +exposed O +in O +HN O +( O +Hepes O +- O +NaCl O +) O +buffer O +, O +suggesting O +that O +the O +high O +- O +level O +resistance O +to O +ROS O +was O +not O +due O +to O +the O +interaction O +of O +ROS O +with O +components O +of O +Barbour O +- O +Stoenner O +- O +Kelly O +( O +BSK O +- O +II O +) O +growth O +medium O +. O + +Taken O +together O +, O +these O +data O +indicated O +that O +B B +. I +burgdorferi I +strain O +B31A3 O +was O +highly O +resistant O +to O +exposure O +to O +both O +t O +- O +butyl O +peroxide O +and O +H2O2 O +. O + +Borrelia B +burgdorferi I +DNA O +is O +not O +the O +primary O +target O +of O +ROS O + +For O +most O +bacteria O +, O +DNA O +is O +the O +major O +target O +of O +ROS O +causing O +a O +wide O +variety O +of O +DNA O +lesions O +. O + +This O +is O +in O +part O +due O +to O +the O +localization O +of O +' O +free O +' O +Fe2 O ++ O +along O +the O +phosphodiester O +backbone O +of O +nucleic O +acids O +, O +putting O +the O +DNA O +in O +close O +proximity O +to O +the O +active O +species O +formed O +via O +the O +Fenton O +reaction O +. O + +However O +, O +B B +. I +burgdorferi I +has O +been O +shown O +to O +harbour O +few O +genes O +encoding O +orthologues O +of O +known O +iron O +- O +containing O +proteins O +, O +does O +not O +require O +Fe O +for O +growth O +and O +has O +intracellular O +Fe O +concentrations O +estimated O +to O +be O +< O +10 O +atoms O +per O +cell O +( O +Posey O +and O +Gherardini O +, O +2000 O +) O +. O + +Taken O +together O +, O +these O +observations O +strongly O +suggest O +that O +B B +. I +burgdorferi I +DNA O +is O +not O +a O +major O +target O +for O +ROS O +. O + +To O +test O +this O +hypothesis O +, O +different O +techniques O +were O +used O +to O +measure O +DNA O +damage O +in O +B B +. I +burgdorferi I +cells O +after O +exposure O +to O +ROS O +. O + +One O +reliable O +indicator O +of O +DNA O +damage O +by O +ROS O +in O +a O +cell O +is O +an O +increase O +in O +the O +spontaneous O +mutation O +rate O +. O + +In O +B B +. I +burgdorferi I +, O +mutations O +that O +confer O +resistance O +to O +coumermycin O +A1 O +, O +which O +targets O +the O +beta O +subunit O +of O +DNA O +gyrase O +, O +have O +been O +mapped O +to O +gyrB O +, O +the O +gene O +encoding O +DNA O +gyrase O +B O +( O +Samuels O +et O +al O +. O +, O +1994 O +) O +. O + +In O +each O +case O +, O +a O +single O +point O +mutation O +correlated O +with O +this O +drug O +resistance O +. O + +To O +determine O +if O +exposure O +to O +oxidants O +increases O +DNA O +damage O +by O +increasing O +point O +mutations O +, O +B B +. I +burgdorferi I +B31A3 O +cells O +grown O +under O +microaerobic O +conditions O +were O +treated O +with O +5 O +mM O +H2O2 O +and O +plated O +in O +the O +presence O +and O +absence O +of O +250 O +ng O +ml O +- O +1 O +coumermycin O +A1 O +. O + +The O +mutation O +frequency O +was O +calculated O +as O +the O +number O +of O +colonies O +that O +are O +CouR O +per O +total O +number O +of O +cells O +plated O +. O + +The O +spontaneous O +resistance O +frequency O +of O +treated O +cells O +was O +approximately O +equivalent O +to O +that O +of O +untreated O +cells O +, O +8 O +. O +8 O +x O +10 O +- O +8 O +and O +1 O +. O +33 O +x O +10 O +- O +7 O +, O +respectively O +, O +indicating O +no O +increase O +in O +the O +number O +of O +point O +mutations O +( O +Fig O +. O +2A O +) O +. O + +Also O +, O +no O +increase O +in O +point O +mutations O +was O +observed O +when O +cells O +were O +treated O +with O +higher O +concentrations O +of O +H2O2 O +( O +10 O +mM O +) O +or O +when O +treated O +with O +t O +- O +butyl O +hydroperoxide O +( O +5 O +and O +10 O +mM O +) O +( O +data O +not O +shown O +) O +. O + +Another O +effective O +way O +to O +determine O +DNA O +damage O +is O +by O +measuring O +the O +number O +of O +apurinic O +/ O +apyrimidinic O +sites O +( O +AP O +) O +. O + +AP O +sites O +in O +DNA O +, O +where O +the O +DNA O +base O +is O +lost O +, O +can O +be O +generated O +spontaneously O +under O +physiological O +conditions O +by O +hydrolysis O +of O +the O +N O +- O +glycosylic O +bond O +, O +or O +can O +also O +be O +formed O +by O +DNA O +- O +damaging O +agents O +( O +Lindahl O +and O +Nyberg O +, O +1972 O +) O +, O +such O +as O +UV O +, O +alkylating O +agents O +or O +OH O +. O + +They O +are O +also O +intermediates O +in O +the O +base O +excision O +repair O +pathway O +( O +BER O +) O +( O +Weiss O +and O +Grossman O +, O +1987 O +; O +Friedberg O +and O +Hanawalt O +, O +1988 O +; O +Wallace O +, O +1988 O +) O +. O + +Thus O +, O +the O +cellular O +steady O +state O +level O +of O +AP O +sites O +would O +increase O +as O +a O +consequence O +of O +base O +modifications O +and O +their O +subsequent O +repair O +. O + +As O +AP O +sites O +are O +bypassed O +inefficiently O +by O +DNA O +polymerase O +in O +bacterial O +cells O +, O +DNA O +lesions O +can O +result O +in O +a O +significant O +block O +in O +DNA O +replication O +. O + +Therefore O +, O +the O +number O +of O +AP O +sites O +can O +serve O +as O +a O +sensitive O +indicator O +of O +DNA O +damage O +resulting O +from O +oxidative O +stress O +( O +Kubo O +et O +al O +. O +, O +1992 O +) O +. O + +To O +determine O +whether O +ROS O +can O +damage O +B B +. I +burgdorferi I +DNA O +, O +strain O +B31A3 O +cells O +grown O +under O +microaerobic O +conditions O +were O +treated O +with O +H2O2 O +( O +1 O +or O +10 O +mM O +) O +, O +t O +- O +butyl O +hydroperoxide O +( O +1 O +or O +10 O +mM O +) O +or O +lipoxidase O +( O +an O +enzyme O +which O +specifically O +catalyses O +the O +hydroperoxidation O +of O +lipids O +containing O +a O +cis O +, O +cis O +- O +pentadiene O +structure O +, O +such O +as O +linoleic O +acid O +) O +. O + +The O +DNA O +was O +isolated O +and O +assayed O +for O +AP O +sites O +. O + +The O +results O +are O +shown O +in O +Fig O +. O + +2B O +. O + +In O +all O +cases O +, O +the O +numbers O +of O +AP O +sites O +per O +105 O +bp O +DNA O +were O +equivalent O +, O +indicating O +that O +the O +addition O +of O +oxidants O +did O +not O +increase O +the O +number O +of O +DNA O +base O +lesions O +. O + +In O +contrast O +, O +when O +E B +. I +coli I +strain O +TA4315 O +cells O +( O +ahpCF O +) O +( O +Storz O +et O +al O +. O +, O +1989 O +) O +were O +treated O +with O +100 O +micro O +M O +H2O2 O +, O +the O +number O +of O +AP O +sites O +increased O +~ O +10 O +- O +fold O +over O +untreated O +cells O +. O + +These O +data O +suggest O +that O +B B +. I +burgdorferi I +DNA O +was O +not O +a O +major O +target O +for O +oxidative O +damage O +under O +these O +conditions O +. O + +It O +is O +of O +note O +to O +mention O +that O +the O +total O +number O +of O +AP O +sites O +per O +105 O +bp O +DNA O +is O +approximately O +10 O +- O +fold O +higher O +in O +untreated O +Borrelia O +B31A3 O +DNA O +than O +in O +untreated O +E B +. I +coli I +DNA O +. O + +The O +Borrelia O +genome O +consists O +of O +a O +linear O +chromosome O +and O +multiple O +linear O +and O +circular O +plasmids O +. O + +Numerous O +observations O +indicate O +that O +functional O +telomeres O +require O +interaction O +with O +DNA O +damage O +repair O +proteins O +, O +suggesting O +that O +the O +DNA O +damage O +repair O +machinery O +, O +including O +the O +BER O +, O +is O +involved O +in O +replication O +of O +telomeres O +and O +protection O +of O +functional O +chromosome O +ends O +( O +Verdun O +and O +Karlseder O +, O +2007 O +) O +. O + +An O +important O +intermediate O +in O +BER O +is O +the O +apurinic O +or O +abasic O +site O +. O + +Therefore O +, O +it O +was O +possible O +that O +the O +higher O +numbers O +of O +AP O +sites O +in O +untreated O +Borrelia O +DNA O +was O +due O +to O +the O +number O +of O +telomeres O +present O +in O +the O +genome O +. O + +The O +B B +. I +burgdorferi I +strain O +B31A3 O +harbours O +11 O +linear O +plasmids O +and O +a O +linear O +chromosome O +with O +~ O +100 O +unpaired O +bases O +in O +the O +telomere O +loops O +per O +genome O +or O +10 O +bases O +per O +105 O +bp O +DNA O +( O +Hinnebusch O +and O +Barbour O +, O +1991 O +; O +Chaconas O +, O +2005 O +) O +. O + +Untreated O +Borrelia O +B31A3 O +contains O +11 O ++ O +/ O +- O +3 O +. O +8 O +AP O +sites O +per O +105 O +bp O +DNA O +, O +suggesting O +that O +the O +elevated O +number O +of O +AP O +sites O +in O +Borrelia O +was O +due O +to O +the O +number O +of O +telomeres O +. O + +To O +test O +this O +hypothesis O +, O +the O +AP O +sites O +were O +measured O +in O +DNA O +isolated O +from O +untreated O +B B +. I +burgdorferi I +strain O +B314 O +which O +harbours O +no O +linear O +plasmids O +( O +Sadziene O +et O +al O +. O +, O +1993 O +) O +. O + +The O +number O +of O +unpaired O +bases O +in O +the O +telomere O +loops O +per O +genome O +was O +estimated O +to O +be O +10 O +, O +which O +corresponds O +to O +1 O +base O +per O +105 O +bp O +DNA O +, O +and O +only O +3 O +. O +6 O ++ O +/ O +- O +0 O +. O +2 O +AP O +sites O +per O +105 O +bp O +DNA O +were O +detected O +, O +supporting O +the O +hypothesis O +that O +the O +high O +number O +of O +AP O +sites O +in O +untreated O +Borrelia O +DNA O +was O +due O +to O +the O +number O +of O +unpaired O +bases O +in O +the O +telomeres O +. O + +The O +analyses O +of O +the O +AP O +sites O +strongly O +suggested O +that O +B B +. I +burgdorferi I +DNA O +was O +not O +the O +major O +target O +for O +oxidative O +damage O +. O + +In O +addition O +to O +the O +generation O +of O +abasic O +sites O +, O +oxygen O +radicals O +often O +damage O +DNA O +through O +the O +formation O +of O +8 O +- O +oxoguanine O +lesions O +( O +Nakamura O +et O +al O +. O +, O +2000 O +) O +. O + +8 O +- O +Oxoguanine O +, O +through O +its O +ability O +to O +mispair O +with O +bases O +other O +than O +cytosine O +, O +likely O +plays O +a O +role O +in O +DNA O +mutagenesis O +. O + +Consequently O +, O +8 O +- O +oxoguanine O +is O +often O +used O +as O +a O +marker O +of O +oxidized O +DNA O +damage O +. O + +To O +determine O +whether O +ROS O +can O +damage O +B B +. I +burgdorferi I +DNA O +and O +cause O +8 O +- O +oxoguanine O +lesions O +, O +strain O +B31A3 O +cells O +grown O +under O +microaerobic O +conditions O +were O +treated O +with O +H2O2 O +( O +5 O +or O +10 O +mM O +) O +, O +t O +- O +butyl O +hydroperoxide O +( O +5 O +or O +10 O +mM O +) O +or O +lipoxidase O +. O + +The O +DNA O +was O +isolated O +and O +assayed O +for O +8 O +- O +oxoguanine O +using O +an O +Enzyme O +- O +Linked O +ImmunoSorbent O +Assay O +. O + +The O +results O +are O +shown O +in O +Fig O +. O + +2C O +. O + +In O +all O +cases O +, O +the O +amount O +of O +8 O +- O +oxoguanine O +in O +Borrelia O +cells O +was O +below O +the O +detection O +limit O +of O +the O +assay O +. O + +In O +contrast O +, O +when O +a O +MutM O +( O +the O +specific O +glycosylase O +that O +removes O +the O +8 O +- O +oxoguanine O +) O +- O +deficient O +E B +. I +coli I +strain O +was O +treated O +with O +100 O +micro O +M O +H2O2 O +, O +the O +amount O +of O +8 O +- O +oxoguanine O +sites O +increased O +~ O +fivefold O +over O +untreated O +cells O +. O + +It O +is O +important O +to O +point O +out O +that O +no O +MutM O +homologue O +has O +been O +identified O +in O +the O +genome O +of O +B B +. I +burgdorferi I +. O + +Taken O +together O +, O +these O +data O +suggested O +that O +B B +. I +burgdorferi I +DNA O +was O +not O +a O +major O +target O +for O +oxidative O +damage O +under O +these O +conditions O +. O + +The O +membranes O +of O +B B +. I +burgdorferi I +are O +targeted O +during O +oxidative O +stress O + +In O +eukaryotes O +, O +membrane O +lipids O +are O +a O +major O +target O +of O +ROS O +. O + +Free O +radicals O +can O +attack O +polyunsaturated O +fatty O +acids O +, O +such O +as O +linoleic O +acid O +and O +linolenic O +acid O +, O +in O +membranes O +and O +initiate O +lipid O +peroxidation O +. O + +This O +reaction O +can O +cascade O +throughout O +the O +membrane O +to O +adjacent O +polyunsaturated O +fatty O +acids O +, O +decreasing O +membrane O +fluidity O +and O +generating O +more O +toxic O +products O +such O +as O +aldehydes O +( O +Imlay O +, O +2003 O +) O +. O + +Because O +most O +bacterial O +membranes O +contain O +saturated O +and O +monounsaturated O +fatty O +acids O +rather O +than O +' O +reactive O +' O +polyunsaturated O +lipids O +, O +peroxidation O +of O +lipids O +in O +bacterial O +membranes O +is O +not O +considered O +a O +problem O +. O + +As O +B B +. I +burgdorferi I +cannot O +synthesize O +their O +own O +lipids O +, O +they O +must O +instead O +scavenge O +them O +. O + +Therefore O +, O +it O +seems O +likely O +that O +their O +membrane O +composition O +would O +reflect O +the O +host O +' O +s O +lipid O +profile O +or O +that O +of O +their O +growth O +medium O +( O +Barbour O +, O +1984 O +; O +Fraser O +et O +al O +. O +, O +1997 O +) O +and O +would O +contain O +some O +polyunsaturated O +fatty O +acids O +. O + +To O +determine O +if O +B B +. I +burgdorferi I +contains O +polyunsaturated O +lipids O +, O +B B +. I +burgdorferi I +strain O +B31A3 O +was O +grown O +under O +anaerobic O +conditions O +and O +analysed O +for O +fatty O +acid O +composition O +by O +Lipid O +Technologies O +( O +Austin O +, O +MN O +) O +. O + +The O +results O +are O +shown O +in O +Table O +1 O +and O +are O +reported O +as O +percentage O +of O +total O +fatty O +acid O +content O +. O + +Linoleic O +acid O +comprised O +~ O +10 O +% O +of O +the O +total O +lipid O +content O +and O +the O +linolenic O +acid O +content O +was O +measured O +to O +be O +~ O +1 O +% O +, O +indicating O +that O +Borrelia O +cells O +do O +contain O +lipids O +that O +are O +susceptible O +to O +ROS O +damage O +. O + +The O +amount O +of O +linoleic O +acid O +and O +linolenic O +acid O +present O +in O +Borrelia O +reflected O +the O +amount O +present O +in O +the O +media O +. O + +Therefore O +, O +these O +results O +suggested O +that O +the O +amount O +of O +these O +fatty O +acids O +in O +the O +membranes O +would O +vary O +as O +availability O +varies O +. O + +To O +determine O +if O +Borrelia O +polyunsaturated O +lipids O +can O +undergo O +lipid O +peroxidation O +, O +B B +. I +burgdorferi I +B31A3 O +cells O +grown O +microaerobically O +were O +treated O +with O +1 O +mM O +t O +- O +butyl O +hydroperoxide O +or O +250 O +mg O +of O +lipoxidase O +, O +and O +the O +cell O +pellets O +were O +analysed O +for O +fatty O +acid O +composition O +( O +Industrial O +Laboratory O +) O +. O + +The O +results O +are O +shown O +in O +Table O +2 O +and O +are O +reported O +as O +the O +percentage O +of O +total O +cell O +mass O +. O + +The O +per O +cent O +of O +linoleic O +acid O +in O +the O +total O +cell O +mass O +decreased O +with O +treatment O +, O +while O +the O +levels O +of O +oleic O +acid O +( O +c18 O +: O +1n9 O +) O +and O +pentadecanoic O +acid O +( O +c15 O +: O +0 O +) O +remained O +relatively O +constant O +. O + +Untreated O +cells O +contained O +0 O +. O +04 O +% O +linoleic O +acid O +, O +while O +cells O +treated O +with O +t O +- O +butyl O +hydroperoxide O +contained O +10 O +- O +fold O +less O +( O +0 O +. O +004 O +% O +) O +linoleic O +acid O +and O +cells O +treated O +with O +lipoxidase O +had O +no O +detectable O +linoleic O +acid O +present O +in O +the O +sample O +. O + +These O +data O +indicated O +that O +the O +linoleic O +acid O +present O +in O +B B +. I +burgdorferi I +membranes O +can O +be O +oxidized O +by O +ROS O +. O + +Malondialdehyde O +( O +MDA O +) O +is O +generated O +as O +a O +relatively O +stable O +end O +- O +product O +from O +the O +oxidative O +degradation O +of O +polyunsaturated O +fatty O +acids O +. O + +MDA O +has O +thus O +been O +used O +as O +an O +indicator O +of O +lipid O +peroxidation O +( O +Gutteridge O +and O +Halliwell O +, O +1990 O +; O +Esterbauer O +et O +al O +. O +, O +1991 O +) O +. O + +To O +further O +demonstrate O +that O +Borrelia O +lipids O +can O +undergo O +lipid O +peroxidation O +, O +B31A3 O +cells O +grown O +microaerobically O +were O +treated O +with O +5 O +mM O +AAPH O +( O +free O +radical O +generator O +) O +or O +250 O +mg O +of O +lipoxidase O +and O +MDA O +measured O +( O +Seljeskog O +et O +al O +. O +, O +2006 O +) O +. O + +The O +results O +are O +shown O +in O +Fig O +. O + +3 O +. O + +Untreated O +cells O +contained O +~ O +16 O +. O +5 O +micro O +M O +of O +MDA O +per O +mg O +of O +protein O +. O + +When O +the O +cells O +were O +treated O +with O +AAPH O +or O +lipoxidase O +, O +the O +amount O +of O +MDA O +increased O +~ O +1 O +. O +5 O +- O +fold O +( O +27 O +. O +3 O +micro O +M O +of O +MDA O +per O +mg O +of O +protein O +) O +and O +approximately O +twofold O +( O +33 O +micro O +M O +of O +MDA O +per O +mg O +of O +protein O +) O +respectively O +( O +Fig O +. O +3A O +) O +. O + +As O +a O +control O +, O +eukaryotic O +cells O +( O +mouse B +myeloma O +cells O +SP2 O +) O +were O +treated O +with O +AAPH O +and O +MDA O +measured O +( O +Fig O +. O +3B O +) O +. O + +Mouse B +myeloma O +cells O +have O +been O +used O +as O +a O +model O +system O +for O +the O +determination O +of O +phospholipid O +hydroperoxides O +( O +Chotimarkorn O +et O +al O +. O +, O +2005 O +) O +. O + +In O +this O +case O +, O +the O +amount O +of O +MDA O +increased O +approximately O +threefold O +( O +36 O +. O +3 O +micro O +M O +of O +MDA O +per O +mg O +of O +protein O +) O +in O +the O +treated O +cells O +versus O +untreated O +cells O +( O +11 O +. O +7 O +micro O +M O +of O +MDA O +per O +mg O +of O +protein O +) O +. O + +Taken O +together O +, O +these O +data O +suggested O +that O +, O +like O +eukaryotic O +membranes O +, O +Borrelia O +membrane O +lipids O +were O +capable O +of O +undergoing O +lipid O +peroxidation O +. O + +As O +shown O +in O +Fig O +. O + +3A O +, O +there O +is O +a O +measurable O +quantity O +of O +MDA O +present O +even O +in O +untreated O +cells O +, O +suggesting O +that O +the O +membrane O +lipids O +are O +damaged O +without O +the O +addition O +of O +exogenous O +ROS O +. O + +Oxidative O +damage O +is O +an O +unavoidable O +by O +- O +product O +of O +growth O +in O +an O +oxygen O +environment O +because O +superoxide O +anions O +and O +H2O2 O +are O +formed O +whenever O +molecular O +oxygen O +chemically O +oxidizes O +electron O +carriers O +. O + +To O +determine O +if O +the O +Borrelia O +lipids O +are O +damaged O +from O +growth O +in O +an O +oxygen O +environment O +, O +B B +. I +burgdorferi I +B31A3 O +cells O +were O +grown O +under O +anaerobic O +, O +microaerobic O +and O +aerobic O +conditions O +and O +MDA O +measured O +. O + +Figure O +3C O +demonstrates O +that O +as O +the O +oxygen O +concentration O +increased O +, O +the O +amount O +of O +MDA O +increased O +. O + +Cells O +grown O +under O +anaerobic O +conditions O +contained O +the O +lowest O +amount O +of O +MDA O +( O +7 O +. O +6 O +micro O +M O +of O +MDA O +per O +mg O +of O +protein O +) O +, O +approximately O +twofold O +less O +than O +the O +measured O +amount O +in O +microaerobic O +cells O +( O +16 O +. O +5 O +micro O +M O +of O +MDA O +per O +mg O +of O +protein O +) O +. O + +Aerobically O +grown O +cells O +contained O +the O +highest O +amount O +of O +MDA O +, O +~ O +1 O +. O +5 O +- O +fold O +greater O +than O +that O +observed O +in O +microaerobic O +cells O +( O +28 O +. O +8 O +micro O +M O +of O +MDA O +per O +mg O +of O +protein O +) O +and O +~ O +3 O +. O +7 O +- O +fold O +greater O +than O +that O +observed O +in O +anaerobically O +grown O +cells O +. O + +These O +data O +suggested O +that O +Borrelia O +lipids O +can O +be O +damaged O +during O +aerobic O +growth O +. O + +Our O +High O +Performance O +Liquid O +Chromatography O +analyses O +of O +the O +MDA O +present O +in O +anaerobically O +grown O +B B +. I +burgdorferi I +cells O +showed O +a O +small O +peak O +with O +a O +retention O +time O +similar O +to O +that O +of O +the O +MDA O +standard O +. O + +This O +was O +puzzling O +as O +little O +or O +no O +lipid O +peroxidation O +should O +occur O +under O +these O +conditions O +. O + +To O +further O +characterize O +this O +' O +MDA O +' O +peak O +, O +a O +three O +- O +dimensional O +diode O +array O +spectra O +was O +generated O +by O +scanning O +each O +sample O +during O +the O +elution O +of O +the O +peak O +( O +Fig O +. O +4 O +, O +lower O +sections O +) O +. O + +An O +authentic O +MDA O +standard O +was O +also O +scanned O +as O +a O +control O +( O +Fig O +. O +4A O +, O +lower O +section O +) O +. O + +In O +the O +anaerobically O +grown O +cells O +, O +the O +spectrum O +shows O +that O +two O +compounds O +with O +different O +absorbance O +maximums O +( O +Fig O +. O +4B O +, O +lower O +section O +) O +comprised O +the O +single O +retention O +time O +peak O +from O +the O +HPLC O +chromatogram O +( O +Fig O +. O +4B O +, O +upper O +section O +) O +. O + +Based O +on O +this O +spectrum O +, O +the O +amount O +of O +actual O +MDA O +contributed O +< O +15 O +% O +of O +the O +total O +amount O +of O +material O +detected O +in O +the O +HPLC O +peak O +while O +the O +second O +contaminating O +peak O +contributed O +> O +85 O +% O +. O + +Therefore O +, O +the O +amount O +of O +MDA O +in O +untreated O +anaerobically O +grown O +cells O +was O +considerably O +less O +than O +the O +7 O +. O +6 O +micro O +M O +of O +MDA O +per O +mg O +of O +protein O +actually O +measured O +. O + +However O +, O +in O +cells O +grown O +under O +microaerobic O +conditions O +, O +the O +MDA O +peak O +contributed O +more O +to O +the O +overall O +retention O +time O +peak O +when O +compared O +with O +the O +anaerobic O +spectrum O +, O +while O +the O +second O +contaminating O +peak O +stays O +relatively O +constant O +( O +Fig O +. O +4C O +, O +lower O +section O +) O +. O + +These O +spectra O +demonstrated O +that O +the O +increase O +in O +the O +MDA O +retention O +time O +peak O +between O +anaerobically O +and O +aerobically O +grown O +cells O +was O +due O +to O +the O +increase O +in O +the O +amount O +of O +authentic O +MDA O +present O +. O + +The O +fluorescent O +probe O +diphenyl O +- O +1 O +- O +pyrenylphophine O +( O +DPPP O +) O +has O +been O +used O +for O +detection O +of O +lipid O +hydroperoxides O +in O +cell O +membranes O +( O +Okimoto O +et O +al O +. O +, O +2000 O +; O +Takahashi O +et O +al O +. O +, O +2001 O +) O +. O + +In O +this O +method O +, O +the O +hydroperoxides O +are O +reduced O +with O +DPPP O +, O +resulting O +in O +the O +formation O +of O +the O +fluorescent O +arylphosphine O +oxide O +. O + +To O +visualize O +the O +lipid O +hydroperoxides O +, O +B B +. I +burgdorferi I +B31A3 O +cells O +were O +labelled O +with O +DPPP O +and O +observed O +by O +fluorescence O +microscopy O +( O +Fig O +. O +5B O +) O +. O + +E B +. I +coli I +Top10 O +cells O +and O +mouse B +myeloma O +SP2 O +cells O +were O +also O +labelled O +and O +visualized O +to O +serve O +as O +negative O +and O +positive O +controls O +respectively O +( O +Fig O +. O +5A O +and O +C O +) O +. O + +Red O +Fluorescent O +dye O +was O +used O +to O +visualize O +the O +cell O +membranes O +. O + +A O +strong O +fluorescence O +of O +DPPP O +was O +observed O +for O +B31A3 O +cells O +( O +Fig O +. O +5B O +) O +and O +for O +the O +mouse B +myeloma O +cells O +( O +Fig O +. O +5C O +) O +, O +but O +not O +for O +the O +E B +. I +coli I +cells O +( O +Fig O +. O +5A O +) O +. O + +An O +overlay O +of O +the O +two O +dyes O +demonstrates O +that O +the O +DPPP O +fluorescence O +of O +both O +the O +Borrelia O +and O +myeloma O +cells O +corresponds O +to O +the O +areas O +of O +red O +fluorescence O +. O + +This O +indicated O +that O +lipid O +hydroperoxides O +were O +present O +on O +the O +Borrelia O +cell O +membranes O +and O +suggested O +that O +the O +membranes O +were O +damaged O +. O + +To O +further O +demonstrate O +Borrelia O +membrane O +damage O +, O +B B +. I +burgdorferi I +B31A3 O +cells O +were O +grown O +under O +anaerobic O +and O +microaerobic O +conditions O +and O +visualized O +by O +negative O +stain O +using O +an O +electron O +microscope O +. O + +Additionally O +, O +cells O +grown O +under O +microaerobic O +conditions O +were O +treated O +with O +250 O +mg O +of O +lipoxidase O +and O +visualized O +by O +Electron O +Microscopy O +. O + +Intact O +membranes O +were O +observed O +in O +cultures O +of O +B31A3 O +grown O +under O +anaerobic O +and O +microaerobic O +conditions O +( O +Fig O +. O +6A O +and O +B O +respectively O +) O +. O + +However O +, O +in O +cultures O +treated O +with O +lipoxidase O +( O +Fig O +. O +6C O +) O +, O +a O +significant O +number O +of O +membrane O +blebs O +were O +seen O +surrounding O +the O +spirochetes O +, O +indicating O +membrane O +damage O +. O + +Taken O +together O +, O +these O +data O +indicated O +that O +Borrelia O +membranes O +were O +a O +target O +for O +oxidative O +stress O +. O + +Discussion O + +Most O +bacterial O +pathogens O +are O +faced O +with O +the O +challenge O +of O +overcoming O +ROS O +generated O +by O +the O +host O +immune O +system O +. O + +These O +radicals O +can O +cause O +a O +great O +deal O +of O +damage O +to O +biological O +molecules O +both O +in O +vitro O +and O +in O +vivo O +. O + +The O +potential O +cellular O +targets O +for O +ROS O +damage O +in O +bacteria O +include O +DNA O +, O +RNA O +, O +proteins O +and O +lipids O +, O +and O +extensive O +work O +has O +been O +done O +to O +determine O +the O +cellular O +targets O +of O +ROS O +that O +affect O +bacterial O +survival O +. O + +To O +date O +, O +the O +most O +definitive O +work O +has O +been O +done O +on O +E B +. I +coli I +. O + +It O +seems O +clear O +from O +several O +studies O +that O +the O +most O +physiologically O +relevant O +target O +of O +ROS O +in O +E B +. I +coli I +is O +DNA O +. O + +The O +exposure O +to O +micro O +M O +concentrations O +of O +ROS O +( O +i O +. O +e O +. O +H2O2 O +) O +is O +sufficient O +to O +cause O +DNA O +damage O +, O +inhibit O +DNA O +replication O +, O +increase O +the O +mutation O +rate O +and O +often O +lead O +to O +cell O +death O +. O + +This O +process O +leading O +to O +DNA O +damage O +begins O +with O +formation O +of O +O2 O +- O +and O +H2O2 O +from O +the O +oxidation O +of O +flavoproteins O +and O +/ O +or O +the O +diffusion O +of O +these O +reactive O +species O +from O +the O +extracellular O +milieu O +. O + +The O +subsequent O +oxidation O +of O +Fe O +- O +S O +proteins O +by O +ROS O +( O +e O +. O +g O +. O +O2 O +- O +) O +leads O +to O +an O +increase O +in O +intracellular O +' O +free O +' O +Fe2 O ++ O +which O +triggers O +the O +reduction O +of O +H2O2 O +to O +OH O +( O +Fenton O +reaction O +) O +. O + +The O +highly O +reactive O +nature O +of O +OH O +limits O +its O +diffusion O +so O +that O +it O +generally O +reacts O +with O +molecules O +in O +close O +proximity O +to O +its O +origin O +( O +e O +. O +g O +. O +the O +Fe2 O ++ O +associated O +with O +DNA O +) O +. O + +In O +DNA O +, O +OH O +oxidizes O +sugar O +and O +base O +moieties O +, O +producing O +radicals O +which O +ultimately O +generate O +lesions O +, O +including O +base O +modifications O +, O +strand O +breaks O +and O +chemical O +cross O +- O +links O +to O +other O +molecules O +. O + +Base O +modifications O +lead O +to O +mismatching O +and O +increased O +mutation O +frequencies O +while O +more O +severe O +damage O +, O +such O +as O +strand O +breaks O +, O +prevents O +DNA O +replication O +, O +contributing O +to O +OH O +toxicity O +and O +cell O +death O +. O + +Critical O +to O +this O +chemical O +process O +in O +vivo O +is O +the O +presence O +of O +iron O +. O + +No O +other O +metal O +or O +non O +- O +metal O +electron O +carrier O +appears O +to O +be O +able O +to O +univalently O +reduce O +H2O2 O +to O +OH O +in O +vivo O +( O +Macomber O +et O +al O +. O +, O +2007 O +) O +. O + +These O +observations O +are O +critical O +in O +beginning O +to O +understand O +the O +oxidative O +damage O +/ O +targets O +in O +B B +. I +burgdorferi I +. O + +It O +has O +been O +shown O +in O +E B +. I +coli I +that O +the O +free O +- O +iron O +pool O +size O +determines O +the O +rate O +of O +oxidative O +DNA O +damage O +. O + +For O +example O +, O +in O +wild O +- O +type O +E B +. I +coli I +, O +free O +iron O +levels O +are O +estimated O +to O +be O +10 O +micro O +M O +, O +yet O +H2O2 O +is O +only O +mildly O +genotoxic O +( O +Keyer O +and O +Imlay O +, O +1996 O +) O +. O + +However O +, O +in O +E B +. I +coli I +Fur O +- O +mutants O +, O +intracellular O +iron O +concentration O +increases O +eightfold O +while O +survival O +is O +10 O +- O +fold O +lower O +when O +cells O +are O +exposed O +to O +H2O2 O +. O + +Because O +B B +. I +burgdorferi I +cells O +do O +not O +contain O +detectable O +levels O +of O +intracellular O +Fe O +, O +it O +seems O +unlikely O +that O +DNA O +is O +a O +major O +target O +for O +damage O +via O +the O +Fenton O +reaction O +in O +this O +bacterium O +( O +Posey O +and O +Gherardini O +, O +2000 O +) O +. O + +The O +experimental O +data O +present O +in O +this O +report O +suggested O +that O +this O +was O +the O +case O +. O + +When O +B B +. I +burgdorferi I +cells O +were O +exposed O +to O +high O +concentrations O +of O +ROS O +( O +e O +. O +g O +. O +H2O2 O +) O +, O +there O +was O +no O +effect O +on O +the O +spontaneous O +mutation O +rate O +( O +Fig O +. O +2A O +) O +or O +the O +number O +of O +DNA O +lesions O +( O +AP O +sites O +or O +8 O +- O +oxoguanine O +) O +( O +Fig O +. O +2B O +and O +C O +) O +. O + +It O +should O +be O +noted O +that O +in O +these O +experiments O +, O +a O +wild O +- O +type O +strain O +of O +B B +. I +burgdorferi I +was O +used O +and O +presumably O +all O +of O +the O +endogenous O +oxidative O +stress O +enzymes O +were O +expressed O +. O + +Therefore O +, O +it O +is O +possible O +that O +no O +DNA O +damage O +was O +observed O +because O +these O +enzymes O +are O +capable O +of O +detoxifying O +the O +cell O +and O +protecting O +nucleic O +acids O +from O +oxidation O +via O +the O +Fenton O +reaction O +. O + +However O +, O +we O +do O +not O +believe O +this O +to O +be O +the O +case O +as O +the O +concentration O +of O +oxidants O +used O +in O +these O +experiments O +were O +significantly O +higher O +than O +concentrations O +known O +to O +cause O +DNA O +damage O +in O +E B +. I +coli I +and O +other O +pathogenic O +bacteria O +. O + +The O +lack O +of O +detectable O +DNA O +damage O +in O +B B +. I +burgdorferi I +cells O +under O +the O +conditions O +tested O +could O +be O +the O +result O +of O +very O +efficient O +DNA O +repair O +systems O +. O + +Bacteria O +, O +such O +as O +E B +. I +coli I +, O +harbour O +genes O +encoding O +repair O +enzymes O +( O +i O +. O +e O +. O +MutM O +, O +MutY O +, O +Ung O +, O +AlkA O +, O +MutS O +, O +MutL O +, O +ExoIII O +, O +EndoVIII O +, O +PolI O +, O +RecJ O +) O +. O + +Key O +enzymes O +in O +the O +repair O +of O +8 O +- O +oxoguanine O +lesions O +resulting O +from O +the O +oxidation O +of O +DNA O +are O +the O +bifunctional O +glycosylases O +, O +such O +as O +MutM O +, O +MutY O +or O +EndoVIII O +. O + +The O +first O +activity O +of O +these O +enzymes O +is O +to O +remove O +oxidized O +or O +ring O +- O +saturated O +bases O +while O +the O +second O +activity O +is O +to O +remove O +the O +resulting O +deoxyribose O +residue O +, O +generating O +a O +3 O +' O +- O +phosphate O +end O +( O +Krwawicz O +et O +al O +. O +, O +2007 O +) O +. O + +This O +3 O +' O +- O +P O +is O +converted O +to O +a O +3 O +' O +- O +OH O +by O +various O +enzymes O +/ O +pathways O +and O +the O +lesion O +is O +repaired O +by O +enzymes O +( O +e O +. O +g O +. O +ExoIII O +, O +PolI O +, O +LigI O +etc O +. O +) O +in O +the O +short O +or O +long O +BER O +pathways O +( O +S O +- O +BER O +, O +L O +- O +BER O +) O +. O + +Interestingly O +, O +the O +B B +. I +burgdorferi I +genome O +does O +not O +contain O +genes O +encoding O +homologues O +of O +MutM O +, O +MutY O +or O +EndoVIII O +, O +suggesting O +that O +it O +would O +be O +difficult O +for O +the O +cells O +to O +efficiently O +repair O +8 O +- O +oxoguanine O +sites O +using O +this O +pathway O +. O + +B B +. I +burgdorferi I +does O +harbour O +the O +genes O +encoding O +the O +enzymes O +Ung O +( O +monofunctional O +gylcosylase O +, O +BB0053 O +) O +, O +MutS O +( O +BB0797 O +, O +BB0098 O +) O +, O +MutL O +( O +BB0211 O +) O +, O +ExoIII O +( O +BB0114 O +) O +, O +PolI O +( O +BB0548 O +) O +, O +LigI O +( O +BB0552 O +) O +and O +RecJ O +( O +BB0254 O +) O +( O +Fraser O +et O +al O +. O +, O +1997 O +) O +which O +are O +involved O +in O +excision O +and O +repair O +, O +via O +S O +- O +BER O +or O +L O +- O +BER O +, O +of O +deaminated O +, O +alkylated O +, O +methylated O +or O +mismatched O +bases O +. O + +Clearly O +, O +these O +repair O +systems O +in O +B B +. I +burgdorferi I +do O +not O +seem O +as O +robust O +at O +defending O +against O +oxidation O +of O +DNA O +as O +those O +described O +in O +E B +. I +coli I +. O + +The O +lack O +of O +key O +repair O +enzymes O +in O +this O +system O +may O +indicate O +that O +B B +. I +burgdorferi I +DNA O +is O +not O +subjected O +to O +the O +same O +challenge O +from O +ROS O +as O +is O +E B +. I +coli I +. O + +In O +most O +bacteria O +, O +ROS O +- O +mediated O +damage O +to O +lipids O +( O +lipid O +peroxidation O +) O +is O +very O +unlikely O +because O +of O +the O +lack O +of O +polyunsaturated O +fatty O +acids O +( O +e O +. O +g O +. O +linoleic O +acid O +) O +( O +Imlay O +, O +2003 O +) O +. O + +When O +it O +does O +occur O +, O +lipid O +peroxidation O +is O +initiated O +by O +the O +attack O +of O +free O +radicals O +on O +polyunsaturated O +fatty O +acids O +which O +decreases O +the O +membrane O +fluidity O +and O +, O +if O +these O +reactions O +propagate O +, O +lipid O +peroxides O +and O +their O +degradation O +products O +( O +e O +. O +g O +. O +aldehydes O +) O +in O +turn O +could O +damage O +proteins O +( O +Gutteridge O +and O +Halliwell O +, O +1990 O +) O +. O + +This O +would O +dramatically O +affect O +the O +function O +of O +transmembrane O +proteins O +and O +membrane O +- O +bound O +lipoproteins O +involved O +in O +the O +maintenance O +of O +membrane O +potential O +and O +solute O +transport O +, O +decreasing O +cell O +survivability O +. O + +In O +contrast O +to O +most O +bacteria O +, O +B B +. I +burgdorferi I +membranes O +contained O +significant O +levels O +of O +unsaturated O +fatty O +acids O +, O +such O +as O +linoleic O +acid O +and O +linolenic O +acid O +, O +which O +were O +derived O +from O +the O +growth O +media O +( O +Table O +1 O +) O +. O + +Thus O +, O +it O +seemed O +possible O +that O +lipids O +and O +/ O +or O +proteins O +rather O +than O +DNA O +are O +the O +primary O +targets O +of O +ROS O +in O +B B +. I +burgdorferi I +. O + +When O +Borrelia O +cells O +are O +treated O +with O +oxidants O +, O +the O +levels O +of O +linoleic O +acid O +decreased O +while O +other O +fatty O +acids O +remain O +unaffected O +( O +Table O +2 O +) O +. O + +In O +addition O +, O +HPLC O +- O +based O +assays O +demonstrated O +that O +, O +as O +linoleic O +acid O +concentrations O +decrease O +, O +MDA O +( O +a O +toxic O +lipid O +peroxide O +intermediate O +) O +increased O +( O +Fig O +. O +3 O +) O +. O + +When O +these O +cells O +were O +examined O +by O +electron O +microscopy O +, O +damage O +to O +the O +membranes O +( O +membrane O +' O +blebs O +' O +) O +was O +observed O +( O +Fig O +. O +6 O +) O +. O + +These O +data O +indicated O +that O +unlike O +most O +other O +bacteria O +, O +Borrelia O +membranes O +were O +damaged O +by O +oxygen O +radicals O +. O + +As O +B B +. I +burgdorferi I +may O +be O +exposed O +to O +potentially O +harmful O +oxygen O +species O +at O +different O +stages O +of O +the O +infective O +cycle O +, O +the O +ability O +to O +protect O +its O +membrane O +lipids O +from O +ROS O +should O +be O +required O +for O +survival O +in O +the O +different O +host O +environments O +. O + +In O +eukaryotic O +cells O +, O +where O +lipid O +peroxidation O +is O +a O +major O +consequence O +of O +oxidative O +attack O +, O +proteins O +which O +protect O +membranes O +have O +been O +well O +studied O +. O + +For O +example O +, O +phospholipid O +hydroperoxide O +glutathione O +peroxidase O +, O +a O +member O +of O +the O +glutathione O +peroxidase O +family O +, O +has O +been O +identified O +in O +a O +variety O +of O +higher O +organisms O +. O + +These O +enzymes O +are O +capable O +of O +reducing O +an O +assortment O +of O +hydroperoxy O +lipids O +, O +including O +oxidized O +phospholipids O +and O +cholesterol O +esters O +( O +Ursini O +and O +Bindoli O +, O +1987 O +) O +, O +and O +protect O +complex O +membranes O +from O +oxidative O +damage O +. O + +Much O +less O +is O +known O +about O +the O +enzyme O +( O +s O +) O +responsible O +for O +protecting O +unsaturated O +lipids O +from O +ROS O +in O +prokaryotes O +. O + +In O +H B +. I +pylori I +, O +lipid O +hydroperoxide O +levels O +in O +ahpC O +mutants O +are O +approximately O +three O +times O +higher O +than O +in O +wild O +- O +type O +cells O +, O +suggesting O +a O +role O +for O +AhpC O +in O +reducing O +organic O +peroxides O +( O +Wang O +et O +al O +. O +, O +2006a O +, O +b O +) O +. O + +In O +addition O +, O +purified O +AhpC O +has O +been O +shown O +to O +reduce O +linoleic O +acid O +hydroperoxide O +in O +vitro O +( O +Baker O +et O +al O +. O +, O +2001 O +) O +. O + +Because O +these O +antioxidant O +enzymes O +promote O +the O +in O +vivo O +survival O +of O +cells O +when O +challenged O +with O +ROS O +, O +enzymes O +for O +the O +reduction O +of O +lipid O +peroxides O +in O +Borrelia O +need O +to O +be O +identified O +. O + +Interestingly O +, O +Borrelia O +cells O +grown O +aerobically O +showed O +signs O +of O +membrane O +damage O +similar O +to O +those O +observed O +in O +cells O +exposed O +to O +various O +oxidants O +. O + +The O +amount O +of O +MDA O +in O +untreated O +aerobically O +grown O +cells O +was O +equivalent O +to O +that O +observed O +in O +treated O +cells O +( O +Fig O +. O +3 O +) O +. O + +Also O +, O +EM O +indicated O +that O +cells O +grown O +microaerobically O +or O +aerobically O +had O +significantly O +more O +membrane O +damage O +than O +cells O +grown O +anaerobically O +( O +Fig O +. O +6 O +) O +. O + +This O +indicated O +that O +Borrelia O +membranes O +can O +be O +damaged O +simply O +by O +exposure O +to O +physiologically O +relevant O +concentrations O +of O +dissolved O +oxygen O +. O + +In O +exponentially O +growing O +E B +. 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I +burgdorferi I +genome O +indicates O +that O +only O +a O +few O +genes O +encoding O +putative O +oxidative O +stress O +/ O +intracellular O +redox O +proteins O +( O +SodA O +, O +NapA O +, O +BosR O +, O +CoADR O +, O +Trx O +and O +TrxR O +) O +( O +Fraser O +et O +al O +. O +, O +1997 O +) O +are O +present O +, O +compared O +with O +other O +bacterial O +pathogens O +, O +including O +other O +pathogenic O +spirochetes O +( O +e O +. O +g O +. O +Treponema O +, O +Leptospira O +) O +. O + +Despite O +this O +apparent O +' O +deficiency O +' O +in O +the O +number O +of O +ROS O +- O +protective O +enzymes O +, O +B B +. I +burgdorferi I +cells O +appear O +to O +be O +able O +to O +cope O +with O +physiologically O +relevant O +levels O +of O +ROS O +. O + +There O +are O +several O +factors O +that O +would O +contribute O +to O +this O +phenomenon O +: O +( O +i O +) O +as O +B B +. 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I +burgdorferi I +, O +it O +is O +difficult O +to O +assess O +the O +levels O +and O +/ O +or O +sites O +of O +the O +potential O +ROS O +challenge O +during O +the O +infective O +cycle O +and O +( O +iii O +) O +most O +importantly O +, O +analyses O +of O +the O +potential O +targets O +for O +ROS O +in O +B B +. I +burgdorferi I +strongly O +suggested O +that O +the O +major O +targets O +of O +oxidative O +damage O +are O +different O +and O +perhaps O +less O +extensive O +in O +this O +bacterium O +than O +in O +other O +bacterial O +pathogens O +( O +e O +. O +g O +. O +E B +. I +coli I +) O +. O + +Taken O +together O +, O +this O +suggests O +that O +B B +. I +burgdorferi I +would O +be O +innately O +more O +resistant O +to O +ROS O +and O +require O +a O +less O +extensive O +repertoire O +of O +enzymes O +to O +protect O +the O +cells O +from O +oxidative O +damage O +. O + +Experimental O +procedures O + +Strains O +, O +growth O +conditions O +and O +reagents O + +Borrelia B +burgdorferi I +strain O +B31A3 O +and O +strain O +B314 O +( O +Sadziene O +et O +al O +. O +, O +1993 O +) O +were O +grown O +in O +modified O +BSK O +- O +II O +( O +Barbour O +, O +1984 O +) O +medium O +at O +34 O +degrees O +C O +under O +an O +atmosphere O +of O +0 O +- O +20 O +% O +O2 O +with O +5 O +% O +CO2 O +and O +the O +balance O +N2 O +. O + +Cells O +density O +was O +determined O +using O +a O +dark O +- O +field O +microscope O +. O + +All O +reagents O +were O +purchased O +from O +Sigma O +Chemicals O +, O +St O +. O + +Louis O +, O +MO O +unless O +stated O +otherwise O +. O + +E B +. I +coli I +strain O +Top10 O +, O +strain O +TA4315 O +( O +ahpCF O +) O +( O +Storz O +et O +al O +. O +, O +1989 O +) O +and O +CM1319 O +( O +mutM O +) O +( O +Bridges O +et O +al O +. O +, O +1996 O +) O +were O +grown O +in O +Luria O +- O +Bertani O +( O +LB O +) O +at O +37 O +degrees O +C O +with O +shaking O +. O + +Per O +cent O +survivability O +assays O + +Borrelia B +burgdorferi I +strain O +B31A3 O +was O +grown O +to O +a O +cell O +density O +of O +5 O +x O +107 O +cells O +ml O +- O +1 O +in O +BSK O +II O +under O +microaerobic O +( O +3 O +% O +O2 O +) O +conditions O +, O +the O +culture O +split O +and O +the O +cells O +treated O +with O +varying O +concentrations O +of O +oxidants O +( O +0 O +- O +50 O +mM O +t O +- O +butyl O +hydroperoxide O +or O +H2O2 O +) O +at O +34 O +degrees O +C O +for O +4 O +h O +. O + +After O +the O +incubation O +, O +cells O +were O +diluted O +in O +fresh O +BSK O +II O +, O +plated O +on O +BSK O +plates O +and O +incubated O +7 O +- O +14 O +days O +at O +34 O +degrees O +C O +. O + +Per O +cent O +survivability O +was O +calculated O +as O +the O +number O +of O +colonies O +on O +the O +treated O +plates O +versus O +the O +number O +of O +colonies O +on O +the O +untreated O +plates O +. O + +Determination O +of O +the O +spontaneous O +mutation O +rate O + +To O +determine O +spontaneous O +resistance O +to O +coumermycin O +A1 O +, O +B B +. I +burgdorferi I +B31A3 O +cells O +were O +grown O +under O +microaerobic O +conditions O +to O +a O +cell O +density O +of O +5 O +x O +107 O +cells O +ml O +- O +1 O +and O +treated O +with O +5 O +mM O +H2O2 O +for O +1 O +h O +at O +34 O +degrees O +C O +. O + +The O +cells O +were O +plated O +on O +BSK O +plates O +containing O +0 O +or O +250 O +ng O +ml O +- O +1 O +coumermycin O +A1 O +and O +incubated O +7 O +- O +14 O +days O +at O +34 O +degrees O +C O +. O + +The O +resistance O +frequency O +was O +calculated O +as O +the O +number O +of O +colonies O +that O +are O +CouR O +per O +total O +number O +of O +cells O +plated O +. O + +Measurement O +of O +DNA O +base O +lesions O + +Borrelia B +burgdorferi I +B31A3 O +cells O +were O +grown O +in O +BSK O +- O +II O +under O +microaerobic O +conditions O +to O +a O +cell O +density O +of O +5 O +x O +107 O +cells O +ml O +- O +1 O +, O +treated O +with O +various O +oxidants O +( O +1 O +or O +10 O +mM O +t O +- O +butyl O +hydroperoxide O +, O +1 O +or O +10 O +mM O +H2O2 O +, O +10 O +mM O +paraquat O +or O +lipoxidase O +) O +for O +4 O +h O +and O +total O +DNA O +was O +isolated O +using O +Wizard O +Genomic O +DNA O +Purification O +Kit O +( O +Promega O +Corp O +. O +, O +Madison O +, O +WI O +) O +. O + +The O +number O +of O +base O +lesions O +was O +determined O +using O +the O +DNA O +Damage O +Quantification O +Colorimetric O +Assay O +kit O +( O +Oxford O +Biomedical O +Research O +, O +Oxford O +, O +MI O +) O +following O +the O +manufacturer O +' O +s O +protocol O +. O + +Briefly O +, O +500 O +ng O +of O +DNA O +was O +mixed O +with O +an O +equal O +volume O +of O +10 O +mM O +biotinylated O +aldehyde O +reactive O +probe O +( O +ARP O +) O +reagent O +and O +incubated O +for O +1 O +h O +at O +37 O +degrees O +C O +. O + +The O +DNA O +- O +ARP O +product O +was O +ethanol O +- O +precipitated O +using O +glycogen O +as O +a O +carrier O +, O +washed O +three O +times O +with O +70 O +% O +ethanol O +and O +resuspended O +in O +Tris O +- O +EDTA O +to O +give O +a O +final O +concentration O +of O +0 O +. O +5 O +micro O +g O +ml O +- O +1 O +. O + +The O +DNA O +- O +ARP O +product O +was O +allowed O +to O +bind O +to O +the O +wells O +of O +96 O +- O +well O +microplate O +overnight O +at O +37 O +degrees O +C O +. O + +After O +the O +binding O +, O +the O +wells O +were O +washed O +four O +times O +with O +TPBS O +( O +137 O +mM O +NaCl O +, O +2 O +. O +7 O +mM O +KCl O +, O +10 O +mM O +Na3HPO4 O +, O +2 O +mM O +KH2PO4 O +, O +0 O +. O +5 O +% O +Tween O +20 O +, O +pH O +7 O +. O +4 O +) O +. O + +The O +HRP O +- O +streptavidin O +conjugate O +was O +diluted O +to O +0 O +. O +5 O +micro O +g O +ml O +- O +1 O +in O +Assay O +Buffer O +( O +0 O +. O +15 O +M O +NaCl O +, O +10 O +mM O +NasHPO4 O +, O +1 O +. O +5 O +mM O +KH2PO4 O +, O +2 O +. O +5 O +mM O +KCl O +, O +5 O +mg O +ml O +- O +1 O +BSA O +, O +0 O +. O +1 O +% O +Tween O +, O +pH O +7 O +. O +5 O +) O +, O +100 O +micro O +l O +was O +added O +to O +each O +well O +and O +the O +plate O +incubated O +at O +100 O +r O +. O +p O +. O +m O +. O +for O +1 O +h O +at O +room O +temperature O +( O +RT O +) O +. O + +After O +incubation O +, O +the O +wells O +were O +washed O +four O +times O +with O +TPBS O +, O +100 O +micro O +l O +of O +substrate O +was O +added O +to O +each O +well O +and O +incubated O +for O +1 O +h O +at O +37 O +degrees O +C O +. O + +The O +reaction O +was O +then O +quenched O +with O +100 O +micro O +l O +of O +1 O +M O +sulphuric O +acid O +and O +the O +reaction O +was O +monitored O +at O +450 O +nm O +. O + +The O +number O +of O +aldehyde O +reactive O +probe O +( O +DNA O +base O +lesions O +) O +per O +105 O +bp O +DNA O +was O +determined O +using O +a O +standard O +curve O +. O + +As O +a O +control O +, O +E B +. I +coli I +TA4315 O +cells O +were O +grown O +in O +minimal O +media O +to O +OD600 O +of O +0 O +. O +4 O +, O +treated O +with O +0 O +or O +100 O +micro O +M O +H2O2 O +for O +30 O +min O +and O +DNA O +isolated O +. O + +The O +number O +of O +base O +lesions O +was O +determined O +as O +described O +above O +. O + +B B +. I +burgdorferi I +strain O +B314 O +cells O +were O +grown O +under O +microaerobic O +conditions O +and O +DNA O +isolated O +. O + +The O +number O +of O +DNA O +lesions O +was O +determined O +as O +described O +. O + +To O +determine O +the O +amount O +of O +8 O +- O +oxoguanine O +in O +B B +. I +burgdorferi I +DNA O +, O +cells O +were O +grown O +and O +treated O +as O +described O +above O +and O +DNA O +isolated O +. O + +The O +DNA O +was O +converted O +to O +single O +- O +stranded O +DNA O +by O +boiling O +the O +sample O +for O +5 O +min O +followed O +by O +rapid O +chill O +on O +ice O +. O + +The O +DNA O +was O +then O +digested O +with O +nuclease O +P1 O +for O +2 O +h O +and O +then O +treated O +with O +alkaline O +phosphatase O +for O +1 O +h O +following O +manufacturer O +' O +s O +protocols O +. O + +The O +resultant O +mixture O +was O +then O +centrifuged O +for O +5 O +min O +at O +6000 O +g O +and O +the O +supernatant O +used O +for O +the O +8 O +- O +oxoguanine O +ELISA O +assay O +( O +Oxford O +Biomedical O +Research O +, O +Oxford O +, O +MI O +) O +. O + +As O +a O +control O +, O +E B +. I +coli I +CM1319 O +( O +mutM O +) O +cells O +were O +grown O +in O +LB O +to O +OD600 O +of O +0 O +. O +4 O +, O +treated O +with O +0 O +or O +100 O +micro O +M O +H2O2 O +for O +1 O +h O +and O +DNA O +isolated O +. O + +The O +concentration O +of O +8 O +- O +oxoguanine O +was O +determined O +as O +above O +. O + +Lipid O +analyses O + +To O +determine O +fatty O +acid O +content O +in O +B B +. I +burgdorferi I +total O +membranes O +, O +B B +. I +burgdorferi I +strain O +B31A3 O +was O +grown O +under O +anaerobic O +conditions O +to O +a O +cell O +density O +of O +5 O +x O +107 O +cells O +ml O +- O +1 O +, O +harvested O +by O +centrifugation O +( O +5000 O +g O +, O +15 O +min O +, O +4 O +degrees O +C O +) O +and O +washed O +two O +times O +with O +HN O +( O +20 O +mM O +NaCl O +, O +50 O +mM O +Hepes O +, O +pH O +7 O +. O +6 O +) O +buffer O +. O + +Cell O +pellets O +were O +analysed O +for O +fatty O +acid O +composition O +by O +fatty O +acid O +methyl O +ester O +( O +FAME O +) O +gas O +chromatography O +( O +Lipid O +Technologies O +, O +Austin O +, O +MN O +) O +and O +results O +are O +reported O +as O +percentage O +of O +total O +fatty O +acid O +content O +. O + +To O +determine O +the O +effects O +of O +oxidants O +on O +fatty O +acid O +composition O +, O +a O +1 O +. O +5 O +l O +culture O +of O +B B +. I +burgdorferi I +strain O +B31A3 O +was O +grown O +under O +microaerobic O +conditions O +to O +a O +cell O +density O +of O +5 O +x O +107 O +cells O +ml O +- O +1 O +. O + +The O +culture O +was O +split O +into O +500 O +ml O +aliquots O +, O +the O +first O +was O +treated O +with O +1 O +mM O +t O +- O +butyl O +hydroperoxide O +, O +the O +second O +with O +0 O +. O +25 O +mg O +of O +lipoxidase O +( O +17 O +700 O +units O +) O +and O +the O +third O +was O +untreated O +. O + +All O +cultures O +were O +incubated O +for O +12 O +h O +at O +34 O +degrees O +C O +. O + +Cells O +were O +harvested O +by O +centrifugation O +( O +5000 O +g O +, O +4 O +degrees O +C O +, O +15 O +min O +) O +and O +washed O +three O +times O +with O +HN O +buffer O +. O + +The O +fatty O +acids O +present O +in O +the O +cell O +pellets O +were O +analysed O +by O +FAME O +gas O +chromatography O +( O +Industrial O +Laboratory O +, O +Wheat O +Ridge O +, O +CO O +) O +. O + +Fatty O +acids O +were O +reported O +as O +percentage O +of O +total O +cell O +mass O +. O + +Measurement O +of O +MDA O + +Borrelia B +burgdorferi I +strain O +B31A3 O +was O +grown O +aerobically O +, O +microaerobically O +and O +anaerobically O +as O +described O +above O +to O +a O +cell O +density O +of O +5 O +x O +107 O +cells O +ml O +- O +1 O +. O + +The O +microaerobic O +culture O +was O +split O +and O +treated O +with O +either O +5 O +mM O +AAPH O +[ O +2 O +, O +2 O +' O +- O +azobis O +( O +2 O +- O +methylpropionamidine O +) O +dihydrochloride O +] O +or O +250 O +mg O +of O +lipoxidase O +for O +4 O +h O +at O +34 O +degrees O +C O +. O + +To O +measure O +the O +amount O +of O +MDA O +, O +the O +cells O +were O +derivatized O +with O +thiobarbituric O +acid O +and O +analysed O +by O +HPLC O +as O +described O +by O +Seljeskog O +et O +al O +. O + +( O +2006 O +) O +. O + +After O +the O +incubation O +, O +all O +cells O +were O +harvested O +by O +centrifugation O +( O +1000 O +g O +, O +5 O +min O +, O +4 O +degrees O +C O +) O +and O +washed O +three O +times O +with O +HN O +buffer O +. O + +Each O +sample O +was O +resuspended O +in O +50 O +micro O +l O +of O +HN O +, O +mixed O +with O +150 O +micro O +l O +of O +0 O +. O +1 O +N O +perchloric O +acid O +, O +150 O +micro O +l O +of O +40 O +mM O +thiobarbituric O +acid O +and O +35 O +micro O +l O +of O +20 O +% O +SDS O +, O +vortexed O +and O +heated O +at O +97 O +degrees O +C O +for O +60 O +min O +. O + +After O +cooling O +at O +- O +20 O +degrees O +C O +for O +20 O +min O +, O +300 O +micro O +l O +of O +methanol O +and O +100 O +micro O +l O +of O +20 O +% O +trichloroacetic O +acid O +was O +added O +and O +the O +samples O +were O +mixed O +vigorously O +and O +centrifuged O +( O +13 O +000 O +g O +, O +6 O +min O +) O +. O + +The O +samples O +( O +10 O +micro O +l O +) O +were O +then O +analysed O +with O +an O +Agilent O +Technologies O +1200 O +series O +HPLC O +system O +using O +a O +C18 O +4 O +. O +6 O +x O +150 O +mm O +column O +with O +mobile O +phase O +72 O +: O +17 O +: O +11 O +( O +50 O +mM O +KPO4 O +, O +pH O +6 O +. O +8 O +: O +methanol O +: O +acetonitrile O +) O +. O + +Absorbance O +was O +monitored O +at O +532 O +nm O +. O + +Pure O +MDA O +standards O +( O +0 O +- O +10 O +micro O +M O +) O +were O +prepared O +in O +methanol O +for O +comparison O +. O + +As O +a O +negative O +control O +, O +E B +. I +coli I +Top10 O +cells O +were O +grown O +to O +OD600 O +of O +0 O +. O +4 O +, O +treated O +with O +0 O +or O +5 O +mM O +AAPH O +for O +30 O +min O +and O +MDA O +measured O +as O +above O +. O + +As O +a O +positive O +control O +, O +mouse B +myeloma O +SP2 O +/ O +O O +cells O +were O +cultured O +with O +HYQ O +- O +CCM1 O +( O +HyClone O +) O +medium O +at O +37 O +degrees O +C O +in O +a O +humidified O +5 O +% O +CO2 O +atmosphere O +, O +treated O +with O +1 O +mM O +AAPH O +at O +37 O +degrees O +C O +for O +4 O +h O +( O +Chotimarkorn O +et O +al O +. O +, O +2005 O +) O +and O +MDA O +measured O +as O +above O +. O + +Identification O +of O +lipid O +damage O +using O +Diphenyl O +- O +1 O +- O +pyrenylphosphine O +fluorescent O +stain O + +Borrelia B +burgdorferi I +strain O +B31A3 O +cells O +were O +grown O +microaerobically O +as O +described O +above O +until O +a O +cell O +density O +of O +5 O +x O +107 O +cells O +ml O +- O +1 O +was O +obtained O +. O + +The O +culture O +was O +divided O +into O +two O +equal O +aliquots O +and O +the O +cells O +treated O +with O +5 O +mM O +AAPH O +for O +4 O +h O +at O +34 O +degrees O +C O +. O + +After O +the O +incubation O +, O +all O +cells O +were O +harvested O +by O +centrifugation O +( O +1000 O +g O +, O +5 O +min O +, O +4 O +degrees O +C O +) O +and O +washed O +three O +times O +with O +HN O +buffer O +. O + +To O +visualize O +Borrelia O +cells O +, O +the O +cells O +were O +stained O +with O +PKH26 O +Red O +Fluorescent O +Cell O +Linker O +Dye O +( O +Sigma O +Aldrich O +) O +following O +the O +manufacturer O +' O +s O +protocol O +. O + +To O +visualize O +the O +lipid O +hydroperoxides O +in O +the O +cell O +membrane O +, O +the O +cells O +were O +counterstained O +with O +DPPP O +( O +Cayman O +Chemicals O +, O +MI O +) O +( O +Okimoto O +et O +al O +. O +, O +2000 O +) O +. O + +Briefly O +, O +after O +cells O +were O +stained O +with O +the O +Red O +Fluorescent O +dye O +, O +2 O +ml O +of O +rabbit B +serum O +was O +added O +to O +stop O +the O +reaction O +and O +the O +mixture O +incubated O +for O +1 O +min O +at O +RT O +. O + +Next O +, O +4 O +ml O +of O +HN O +buffer O +was O +added O +, O +the O +cells O +harvested O +by O +centrifugation O +( O +1000 O +g O +, O +10 O +min O +, O +RT O +) O +and O +washed O +three O +times O +with O +HN O +buffer O +. O + +The O +cells O +were O +then O +resuspended O +in O +1 O +ml O +of O +HN O +buffer O +, O +incubated O +at O +34 O +degrees O +C O +for O +5 O +min O +and O +30 O +micro O +l O +of O +2 O +. O +5 O +mM O +DPPP O +was O +added O +. O + +The O +incubation O +was O +then O +continued O +at O +34 O +degrees O +C O +for O +5 O +min O +in O +the O +dark O +. O + +After O +incubation O +, O +the O +mixture O +was O +centrifuged O +( O +1000 O +g O +, O +10 O +min O +, O +RT O +) O +and O +the O +cells O +washed O +three O +times O +with O +HN O +buffer O +. O + +The O +cells O +were O +then O +resuspended O +in O +100 O +micro O +l O +HN O +buffer O +and O +observed O +by O +fluorescence O +microscopy O +with O +excitation O +wavelengths O +551 O +nm O +( O +Red O +Fluorescent O +) O +and O +351 O +nm O +( O +DPPP O +) O +, O +and O +emission O +wavelengths O +567 O +nm O +( O +Red O +Fluorescent O +) O +and O +380 O +nm O +( O +DPPP O +) O +. O + +As O +a O +positive O +control O +, O +mouse B +myeloma O +SP2 O +/ O +O O +cells O +were O +cultured O +with O +HYQ O +- O +CCM1 O +( O +HyClone O +) O +medium O +at O +37 O +degrees O +C O +in O +a O +humidified O +5 O +% O +CO2 O +atmosphere O +, O +treated O +with O +1 O +mM O +AAPH O +at O +37 O +degrees O +C O +for O +4 O +h O +( O +Chotimarkorn O +et O +al O +. O +, O +2005 O +) O +and O +stained O +as O +described O +above O +. O + +As O +a O +negative O +control O +, O +E B +. I +coli I +Top10 O +cells O +were O +grown O +to O +OD600 O +of O +0 O +. O +4 O +, O +treated O +with O +0 O +or O +5 O +mM O +AAPH O +for O +30 O +min O +and O +stained O +as O +described O +above O +. O + +Electron O +microscopy O + +Borrelia B +burgdorferi I +cells O +were O +grown O +under O +microaerobic O +or O +anaerobic O +conditions O +to O +a O +cell O +density O +of O +5 O +x O +107 O +cells O +ml O +- O +1 O +. O + +The O +microaerobic O +cultures O +were O +split O +and O +treated O +with O +lipoxidase O +for O +4 O +h O +at O +34 O +degrees O +C O +. O + +Cells O +were O +harvested O +by O +centrifugation O +( O +5000 O +g O +, O +10 O +min O +, O +4 O +degrees O +C O +) O +, O +washed O +and O +resuspended O +in O +HBSS O +( O +Lonza O +Group O +Ltd O +, O +Switzerland O +) O +. O + +The O +cells O +were O +fixed O +with O +Karnovsky O +' O +s O +phosphate O +for O +5 O +min O +at O +RT O +adsorbed O +to O +Formvar O +/ O +carbon O +- O +coated O +grids O +( O +Ted O +Pella O +, O +Redding O +, O +CA O +) O +for O +5 O +min O +and O +washed O +three O +times O +in O +H2O O +. O + +The O +grids O +were O +stained O +with O +1 O +% O +ammonium O +molybdate O +and O +allowed O +to O +air O +- O +dry O +. O + +Samples O +were O +examined O +using O +a O +Hitachi O +H7500 O +electron O +microscope O +( O +Hitachi O +High O +Technologies O +America O +, O +Pleasanton O +, O +CA O +) O +. O + +Cytotoxic O +Activity O +of O +Silyl O +- O +and O +Germyl O +- O +Substituted O +4 O +, O +4 O +- O +Dioxo O +- O +3a O +, O +6a O +- O +Dihydrothieno O +[ O +2 O +, O +3 O +- O +d O +] O +isoxazolines O +- O +2 O + +Abstract O + +The O +[ O +2 O ++ O +3 O +] O +dipolar O +cycloaddition O +of O +nitrile O +oxides O +to O +the O +double O +C O += O +C O +bonds O +of O +thiophene O +- O +1 O +, O +1 O +- O +dioxides O +leads O +to O +formation O +of O +the O +fused O +isoxazolines O +- O +2 O +( O +1 O +, O +2 O +) O +. O + +Tumor O +growth O +inhibition O +of O +these O +compounds O +strongly O +depends O +on O +the O +nature O +of O +group O +IV O +A O +element O +increasing O +from O +slightly O +active O +tert O +- O +butyl O +derivatives O +to O +silicon O +and O +germanium O +containing O +analogues O +. O + +The O +products O +of O +benzonitrile O +oxide O +cycloaddition O +have O +greater O +cytotoxic O +effect O +than O +the O +compounds O +obtained O +from O +the O +cycloaddition O +reaction O +of O +2 O +, O +5 O +- O +disubstituted O +thiophene O +- O +1 O +, O +1 O +- O +dioxides O +with O +acetonitrile O +oxide O +. O + +Fused O +silyl O +substituted O +isoxazolines O +- O +2 O +are O +stronger O +NO O +- O +inducers O +than O +their O +germyl O +and O +tert O +- O +butyl O +analogues O +. O + +CYTOTOXIC O +ACTIVITY O +OF O +SILYL O +- O +AND O +GERMYL O +- O +SUBSTITUTED O +4 O +, O +4 O +- O +DIOXO O +- O +3a O +, O +6a O +- O +DIHYDROTHIENO O +[ O +2 O +, O +3 O +- O +d O +] O +ISOXAZOLINES O +- O +2 O + +E O +. O + +Lukevics O +* O +, O +P O +. O + +Arsenyan O +, O +I O +. O + +Shestakova O +, O +O O +. O + +Zharkova O +, O +I O +. O + +Kanepe O +, O +R O +. O + +Mezapuke O +, O +and O +O O +. O + +Pudova O +Latvian O +Institute O +of O +Organic O +Synthesis O +, O +Aizkraukles O +21 O +, O +Riga O +, O +LV O +- O +1006 O +, O +Latvia O + +ABSTRACT O +The O +[ O +2 O ++ O +3 O +] O +dipolar O +cycloaddition O +of O +nitrile O +oxides O +to O +the O +double O +( O +3 O += O +( O +3 O +bonds O +of O +thiophene O +- O +l O +, O +l O +- O +dioides O +leads O +to O +formation O +of O +the O +fused O +isoxazolines O +- O +2 O +( O +1 O +, O +2 O +) O +. O + +Tumor O +growth O +inhibition O +of O +these O +compounds O +strongly O +depends O +on O +the O +nature O +of O +group O +IV O +A O +element O +increasing O +from O +slightly O +active O +ert O +- O +butyl O +derivatives O +to O +silicon O +and O +germanium O +containing O +analogues O +. O + +The O +products O +of O +benzonitdle O +oxide O +cycloaddition O +have O +greater O +cytotoic O +effect O +than O +the O +compounds O +obtained O +from O +he O +cycloaddition O +reaction O +of O +2 O +, O +5 O +- O +disubstituted O +thiophene O +- O +l O +, O +l O +- O +dioxides O +with O +acetonitrile O +oxide O +. O + +Fused O +silyl O +substituted O +isoxazolines O +- O +2 O +are O +stronger O +NO O +- O +inducers O +than O +their O +germyl O +and O +tert O +- O +butyl O +analogues O +. O + +INTRODUCTION O +The O +interest O +in O +silyl O +substituted O +thiophene O +- O +l O +, O +l O +- O +dioxides O +stems O +from O +the O +fact O +that O +they O +are O +useful O +synthetic O +intermediates O +for O +the O +preparation O +of O +various O +types O +of O +organic O +compounds O +by O +Diels O +- O +Alder O +cycloaddition O +[ O +1 O +] O +, O +amine O +induced O +ring O +- O +opening O +reaction O +[ O +2 O +] O +, O +or O +coupling O +of O +bromothiophene O +- O +l O +, O +l O +- O +dioxides O +with O +thienyl O +stannanes O +in O +the O +presence O +of O +a O +palladium O +( O +0 O +) O +catalyst O +[ O +3 O +] O +. O + +It O +has O +been O +shown O +that O +unsubstituted O +thiophene O +- O +l O +, O +l O +- O +dioxide O +prepared O +in O +situ O +is O +a O +quite O +reactive O +dipolarophile O +in O +the O +[ O +2 O ++ O +3 O +] O +cycloaddition O +reactions O +with O +N O +, O +o O +- O +diphenylnitrone O +[ O +4 O +] O +, O +benzonitrile O +[ O +4 O +, O +5 O +] O +and O +mesitonitrile O +[ O +4 O +, O +5 O +] O +oxides O +yielding O +mono O +- O +and O +diisoxazolines O +- O +2 O +and O +N O +- O +substituted O +isoxazolidines O +. O + +Moreover O +, O +our O +recent O +studies O +indicate O +that O +silyl O +- O +and O +germylcontaining O +isoxazolines O +have O +gained O +a O +great O +deal O +of O +attention O +as O +compounds O +possessing O +a O +wide O +spectrum O +of O +the O +biological O +properties O +. O + +The O +vasodilating O +, O +anticoagulant O +and O +cardioprotective O +activity O +of O +5 O +- O +Si O +- O +( O +Ge O +) O +substituted O +isoxazolines O +- O +2 O +has O +been O +studied O +in O +vitro O +and O +in O +vivo O +[ O +6 O +, O +7 O +] O +. O + +The O +most O +active O +isoxazoline O +- O +3 O +- O +( O +5 O +" O +- O +triethylgermyl O +- O +3 O +" O +- O +isoxazolino O +) O +pyridine O +hydrochloride O +protected O +the O +heart O +from O +rhythm O +disturbances O +and O +lethality O +during O +ischemiareperfusion O +[ O +7 O +] O +. O + +It O +has O +been O +shown O +that O +silylisoxazolines O +- O +2 O +are O +more O +potent O +in O +protection O +against O +hypoxia O +and O +corazole O +convulsions O +than O +germanium O +analogues O +. O + +However O +, O +germylisoxazolines O +- O +2 O +are O +stronger O +tumor O +growth O +inhibitors O +and O +NO O +- O +inducers O +than O +their O +silicon O +analogue O +[ O +8 O +] O +. O + +This O +work O +presents O +the O +results O +of O +cytotoxic O +activity O +for O +fused O +isoxazolines O +- O +2 O +bearing O +a O +group O +14 O +element O +as O +substituent O +( O +1 O +, O +2 O +) O +in O +function O +of O +the O +nature O +of O +the O +group O +14 O +element O +. O + +M O + +e3M O +. O +CH3 O +N O + +- O +0 O +\ O +R O + +O O +\ O +M O + +e3M O +S O + +N O + +02 O + +02 O +2 O + +1 O + +MATERIALS O +AND O +METHODS O +CHEMISTRY O +Seven O +tert O +- O +butyl O +- O +, O +trimethylsilyl O +- O +, O +and O +trimethylgermyl O +- O +substituted O +4 O +, O +4 O +- O +dioxo O +- O +3a O +, O +6adihydrothieno O +[ O +2 O +, O +3 O +- O +d O +] O +isoxazoline O +- O +2 O +1 O +and O +2 O +( O +Table O +1 O +) O +were O +prepared O +by O +the O +[ O +2 O ++ O +3 O +] O +dipolar O +63 O + +Vol O +. O + +7 O +, O +No O +. O +2 O +, O +2000 O + +Cytotoxic O +Activity O +ofSilyl O +- O +and O +Germyl O +- O +Substituted O +4 O +, O +4 O +- O +dioxo O +- O +3a O +, O +6a O +- O +Dihydrothieno O +[ O +2 O +, O +3 O +- O +d O +] O +Isoxazolines O +- O +2 O + +cycloaddition O +of O +aceto O +- O +and O +benzonitrile O +oxides O +to O +2 O +, O +5 O +- O +disubstituted O +thiophene O +- O +l O +, O +l O +- O +dioxides O +. O + +Their O +synthesis O +and O +characterization O +are O +given O +in O +ref O +. O + +[ O +9 O +] O +. O + +_ O +, O +, O +/ O +0 O +\ O +N O +Me3M O +M O +' O +Me3 O + +Me3M O + +02 O +M O +, O +M O +' O += O +C O +, O +Si O +, O +Ge O +; O +R O += O +Me O +, O +Ph O +; O +R O +' O += O +H O +, O +Me3Ge O +Table O +1 O +. O + +Me3C O +, O +MeSi O +, O +Investigated O +dihydrothieno O +[ O +2 O +, O +3 O +- O +d O +] O +isoxazolines O +- O +2 O + +02 O +Me3Ge O +substituted O + +% O +, O +\ O +R O +4 O +, O +4 O +- O +dioxo O +- O +3a O +, O +6a O + +Compound O + +' O +Type O +la O + +M O + +R O +H O +Me3Ge O +Me3Ge O + +Yield O + +4 O +, O +4 O +- O +dioxo O +- O +3 O +methyl O +" O +5 O +- O +tert O +- O +butyl O +- O +3a O +, O +6adihydrothieno O +[ O +2 O +, O +3 O +- O +d O +] O +isoxazoline O +- O +2 O + +( O +3 O +' O +C O +Si O + +( O +% O +) O +80 O + +4 O +, O +4 O +- O +dioxo O +- O +3 O +- O +methyl O +- O +3a O +- O +trimethylgermyl O +- O +5 O +- O +tert O +- O +butyl3a O +, O +6a O +- O +d O +ihyd O +rothieno O +[ O +2 O +, O +3 O +- O +d O +] O +isoxazoli O +ne O +- O +2 O +4 O +, O +4 O +- O +dioxo O +- O +3 O +- O +methyl O +- O +3a O +- O +trimethyigermyl O +- O +5tri O +methylsilyl O +- O +3a O +, O +6a O +- O +d O +hyd O +roth O +ien O +o O +[ O +2 O +, O +3d O +] O +isoxazoline O +- O +2 O +4 O +, O +4 O +- O +d O +io O +x O +o O +- O +3 O +- O +meth O +y O +I O +- O +3a O +, O +5 O +- O +b O +s O +tri O +m O +ethy O +Ig O +e O +rmy O +I O +) O +3a O +, O +6a O +- O +d O +hyd O +rothieno O +[ O +2 O +, O +3 O +- O +d O +] O +isoxazo O +ne O +- O +2 O +4 O +, O +4 O +- O +d O +ioxo O +- O +3 O +- O +ph O +en O +y O +I O +- O +5 O +- O +tert O +- O +b O +uty O +I O +- O +3a O +, O +6adihydrothieno O +[ O +2 O +, O +3 O +- O +d O +] O +isoxazoline O +- O +2 O +4 O +, O +4 O +- O +d O +ioxo O +- O +3 O +- O +p O +h O +e O +ny O +I O +- O +5 O +- O +tri O +meth O +y O +si O +ly O +I O +- O +3a O +, O +6adihydrothieno O +[ O +2 O +, O +3 O +- O +d O +] O +isoxazoline O +- O +2 O +4 O +, O +4 O +- O +d O +ioxo O +- O +3 O +- O +p O +h O +e O +n O +y O +I O +- O +5 O +- O +tri O +methy O +Ig O +e O +rmy O +I O +- O +3a O +, O +6adi O +, O +hydr0thieno O +[ O +2 O +, O +3 O +, O +d O +] O +isoxazoline O +- O +2 O + +lb O +lc O + +58 O +45 O +67 O +84 O + +ld O +2a O +2b O + +Ge O + +Me3Ge O + +C O +Si O + +77 O +85 O + +2c O + +Ge O + +IN O +VITRO O +CYTOTOXITY O +ASSAY O +Monolayer O +cells O +lines O +were O +cultivated O +for O +72 O +h O +in O +DMEM O +standard O +medium O +without O +an O +indicator O +and O +antibiotics O +. O + +After O +the O +ampoule O +was O +defreezed O +not O +more O +than O +four O +passa4ges O +were O +performed O +. O + +The O +control O +cells O +and O +cells O +with O +tested O +substances O +in O +the O +range O +of O +2 O +- O +5 O +10 O +cell O +/ O +mL O +concentration O +( O +depending O +on O +line O +nature O +) O +were O +placed O +on O +a O +separate O +96 O +wells O +plates O +. O + +Solutions O +containing O +test O +compounds O +were O +diluted O +and O +added O +in O +wells O +to O +give O +the O +final O +concentrations O +of O +50 O +, O +25 O +, O +12 O +. O +5 O +, O +and O +6 O +. O +25 O +# O +g O +/ O +mL O +Control O +cells O +were O +treated O +in O +the O +same O +manner O +only O +in O +the O +absence O +of O +test O +compounds O +. O + +Plates O +were O +cultivated O +for O +72 O +h O +. O + +A O +quantity O +of O +survived O +cells O +was O +determined O +using O +crystal O +violet O +( O +CV O +) O +or O +3 O +- O +( O +4 O +, O +5 O +- O +dimethylthiazol O +- O +2 O +- O +yl O +) O +- O +2 O +, O +5diphenyltetrazolini O +bromide O +( O +MTT O +) O +coloration O +which O +was O +assayed O +by O +multiscan O +spectrofotometer O +. O + +The O +quantity O +of O +alive O +cells O +on O +control O +plate O +was O +taken O +in O +calculations O +for O +100 O +% O +[ O +10 O +, O +11 O +] O +. O + +Concentration O +of O +NO O +was O +determined O +according O +to O +[ O +10 O +] O +. O + +RESULTS O +AND O +DISCUSSION O +Potential O +cytotoxic O +activity O +of O +synthesized O +fused O +isoxazolines O +1 O +and O +2 O +was O +tested O +in O +vitro O +on O +four O +monolayer O +tumor O +cell O +lines O +: O +MG O +- O +22A O +( O +mouse B +hepatoma O +) O +, O +HT O +- O +1080 O +( O +human B +fibroblastoma O +) O +, O +B16 O +( O +mouse B +melanoma O +) O +, O +Neuro O +2A O +( O +mouse B +neiroblastoma O +) O +. O + +Concentrations O +providing O +50 O +% O +of O +tumor O +death O +effect O +were O +determined O +according O +to O +the O +known O +procedure O +[ O +12 O +] O +using O +96 O +well O +plates O +. O + +The O +experimental O +evaluation O +of O +cytotoxicity O +properties O +is O +presented O +in O +Table O +2 O +. O + +A O +preliminary O +analysis O +of O +the O +structure O +- O +activity O +relationship O +for O +the O +cytotoxic O +action O +clearly O +indicates O +the O +strong O +influence O +of O +the O +MeM O +( O +M O += O +C O +, O +Si O +, O +Ge O +) O +group O +in O +position O +5 O +of O +fused O +isoxazolines O +1 O +and O +2 O +. O + +Derivatives O +bearing O +tert O +- O +butyl O +substituent O +( O +la O +, O +b O +and O +2a O +) O +have O +a O +slight O +cytotoxic O +effect O +( O +> O +10 O +# O +g O +/ O +mL O +) O +. O + +The O +substitution O +of O +the O +tert O +- O +butyl O +group O +by O +trimethylsilyl O +or O +64 O + +E O +. O + +Lukevics O +et O +al O +. O + +Metal O +- O +Based O +Drugs O + +A O + +oO O + +{ O +D O + +0 O + +0 O + +65 O + +Vol O +. O + +7 O +, O +No O +. O +2 O +, O +2000 O + +Cytotoxic O +Activity O +ofSilyl O +- O +and O +Germyl O +- O +Substituted O +4 O +, O +4 O +- O +dioxo O +- O +3a O +, O +6a O +- O +Dihydrothieno O +[ O +2 O +, O +3 O +- O +d O +] O +Isoxazolines O +- O +2 O + +trimethylgermyl O +ones O +leads O +to O +considerable O +increase O +of O +cytotoxicity O +. O + +It O +must O +be O +noted O +that O +the O +activity O +of O +silicon O +- O +and O +germanium O +- O +containing O +compounds O +( O +1 O +and O +l O +d O +) O +depends O +on O +the O +tumor O +type O +. O + +5 O +- O +Trimethylsilyl O +- O +substituted O +fused O +isoxazoline O +le O +is O +more O +active O +than O +the O +germanium O +analogue O +l O +d O +in O +tests O +on O +HP O +- O +1080 O +and O +MG O +- O +22A O +cell O +lines O +. O + +However O +, O +the O +germanium O +compound O +ld O +has O +greater O +cytotoxic O +effect O +on O +Neuro O +2A O +and O +B16 O +cell O +lines O +than O +the O +silicon O +derivative O +lc O +. O + +Comparison O +of O +the O +tumor O +growth O +inhibition O +for O +derivatives O +1 O +and O +2 O +shows O +a O +higher O +activity O +of O +the O +condensed O +isoxazolines O +2 O +containing O +a O +phenyl O +group O +in O +position O +3 O +with O +respect O +to O +4 O +, O +4 O +- O +dioxo O +- O +3 O +- O +methyl O +- O +3a O +- O +trimethylgermyl O +- O +5 O +- O +MeM O +- O +3a O +, O +6a O +- O +dihyd O +rothieno O +[ O +2 O +, O +3d O +] O +isoxazolines O +l O +b O +- O +d O +. O + +Silyl O +- O +and O +germyl O +- O +substituted O +fused O +isoxazolines O +have O +a O +medium O +NOinduction O +ability O +, O +4 O +, O +4 O +- O +dioxo O +- O +3 O +- O +phenyl O +- O +5 O +- O +trimethylsilyl O +- O +3a O +, O +6a O +- O +dihydrothieno O +[ O +2 O +, O +3 O +- O +d O +] O +isoxazoline O +- O +2 O +( O +2b O +) O +being O +the O +most O +active O +( O +250 O +% O +in O +the O +MG O +- O +22A O +test O +) O +. O + +ACKNOWLEGMENT O +We O +are O +grateful O +to O +Latvian O +Taiho O +Foundation O +for O +financial O +support O +. O + +REFERENCES O +1 O +. O + +A O +. O + +R O +. O + +M O +. O + +Donovan O +, O +M O +. O + +K O +. O + +Shepherd O +, O +Tetrahedron O +Lett O +. O +, O +35 O +( O +1994 O +) O +4425 O +. O + +2 O +. O + +S O +. O + +Gronowitz O +, O +A O +. O +- O +B O +. O + +H0rnfeldt O +, O +E O +. O + +Lukevics O +, O +O O +. O + +Pudova O +, O +Synthesis O +, O +( O +1994 O +) O +40 O +. O + +3 O +. O + +G O +. O + +Barbarella O +, O +L O +. O + +Favaretto O +, O +G O +. O + +Sotgiu O +, O +M O +. O + +Zambianchi O +, O +L O +. O + +Antolini O +, O +O O +. O + +Pudova O +, O +A O +. O + +Bongini O +, O +J O +. O + +Org O +. O + +Chem O +. O +, O +63 O +( O +1998 O +) O +5497 O +. O + +4 O +. O + +A O +. O + +Bened O +, O +R O +. O + +Durand O +, O +D O +. O + +Pioch O +, O +P O +. O + +Geneste O +, O +J O +. O + +P O +. O + +Declerq O +, O +G O +. O + +Germain O +, O +J O +. O + +Rambaud O +, O +R O +. O + +Roques O +, O +J O +. O + +Org O +. O + +Chem O +. O +, O +46 O +( O +1981 O +) O +3502 O +. O + +5 O +. O + +F O +. O + +M O +. O + +Albini O +, O +P O +. O + +Ceva O +, O +A O +. O + +Mascherpa O +, O +E O +. O + +Albini O +, O +P O +. O + +Caramella O +, O +Tetrahedron O +, O +38 O +( O +1982 O +) O + +6 O +. O + +7 O +. O + +8 O +. O + +9 O +. O + +10 O +. O + +11 O +. O + +12 O +. O + +3629 O +. O + +E O +. O + +Lukevics O +, O +M O +. O + +Veveris O +, O +V O +. O + +Dirnens O +, O +Appl O +. O + +Organomet O +. O + +Chem O +. O +, O +11 O +( O +1997 O +) O +805 O +. O + +E O +. O + +Lukevics O +, O +P O +. O + +Arsenyan O +, O +M O +. O + +Veveris O +, O +Metal O +Based O +Drugs O +, O +5 O +( O +1998 O +) O +251 O +. O + +E O +. O + +Lukevics O +, O +P O +. O + +Arsenyan O +, O +S O +. O + +Germane O +, O +I O +. O + +Shestakova O +, O +Applied O +Organomet O +. O + +Chem O +. O +, O +13 O +( O +1999 O +) O +795 O +. O + +E O +. O + +Lukevics O +, O +P O +. O + +Arsenyan O +, O +S O +. O + +Belyakov O +, O +J O +. O + +Popelis O +, O +O O +. O + +Pudova O +, O +Organometallics O +, O +18 O +( O +1999 O +) O +3187 O +. O + +D O +. O +J O +. O + +Fast O +, O +R O +. O +C O +. O + +Lynch O +, O +R O +. O +W O +. O + +Leu O +, O +J O +. O + +Leuckocyt O +. O + +Biol O +. O +, O +52 O +( O +1992 O +) O +255 O +. O + +P O +. O +J O +. O + +Freshney O +, O +Culture O +of O +Animal O +Cells O +( O +A O +Manual O +of O +Basic O +Technique O +) O +, O +Wiley O +- O +Liss O +, O +New O +York O +, O +1994 O +, O +pp O +. O + +296 O +- O +297 O +. O + +R O +. O + +J O +. O + +Riddell O +, O +R O +. O + +H O +. O + +Clothier O +, O +M O +. O + +Fd O +. O + +Balls O +, O +Chem O +. O + +Toxicol O +. O +, O +24 O +( O +1986 O +) O +469 O +. O + +Received O +: O +January O +21 O +, O +2000 O +Accepted O +: O +February O +1 O +, O +2000 O +Received O +in O +revised O +camera O +- O +ready O +format O +" O +February O +2 O +, O +2000 O + +66 O + +IL O +- O +5 O +drives O +eosinophils O +from O +bone O +marrow O +to O +blood O +and O +tissues O +in O +a O +guinea B +- I +pig I +model O +of O +visceral O +larva O +migrans O +syndrome O + +Abstract O + +This O +study O +was O +undertaken O +to O +evaluate O +the O +role O +of O +IL O +- O +5 O +in O +eosinophil O +migration O +and O +in O +the O +maintenance O +of O +eosinophilia O +in O +a O +guinea B +- I +pig I +model O +of O +visceral O +larva O +migrans O +syndrome O +. O + +The O +results O +show O +that O +the O +infection O +of O +animals O +with O +Toxocara B +canis I +induced O +an O +early O +increase O +in O +serum O +IL O +- O +5 O +levels O +that O +might O +be O +essential O +for O +eosinophil O +differentiation O +and O +proliferation O +and O +for O +the O +development O +of O +eosinophilia O +. O + +When O +infected O +guinea B +- I +pigs I +were O +treated O +with O +mAb O +anti O +- O +IL O +- O +5 O +( O +TRFK O +- O +5 O +) O +given O +at O +the O +same O +time O +or O +1 O +or O +3 O +days O +after O +infection O +, O +there O +was O +a O +high O +percentage O +of O +reduction O +of O +eosinophil O +counts O +18 O +days O +after O +infection O +. O + +However O +, O +when O +the O +mAb O +was O +administered O +during O +the O +peak O +of O +eosinophilia O +, O +there O +was O +high O +inhibition O +in O +blood O +, O +no O +inhibition O +in O +bronchoalveolar O +lavage O +fluid O +( O +BALF O +) O +or O +peritoneum O +and O +an O +increase O +in O +eosinophil O +numbers O +in O +bone O +marrow O +. O + +Thus O +, O +a O +basic O +level O +of O +IL O +- O +5 O +may O +be O +essential O +to O +drive O +eosinophils O +from O +bone O +marrow O +to O +blood O +and O +tissues O +, O +and O +for O +the O +maintenance O +of O +eosinophilia O +in O +infected O +animals O +. O + +We O +may O +also O +conclude O +that O +when O +eosinophils O +have O +already O +migrated O +to O +the O +lungs O +, O +TRFK O +- O +5 O +has O +no O +power O +to O +inhibit O +eosinophilia O +, O +which O +is O +also O +under O +control O +of O +local O +lung O +cells O +producing O +IL O +- O +5 O +. O + +In O +this O +way O +, O +only O +one O +later O +TRFK O +- O +5 O +treatment O +may O +not O +be O +sufficient O +to O +modify O +the O +lung O +parenchyma O +microenvironment O +, O +since O +T B +. I +canis I +antigens O +had O +already O +stimulated O +some O +cell O +populations O +to O +produce O +IL O +- O +5 O +. O + +Research O +Paper O +Mediators O +of O +Inflammation O +5 O +, O +24 O +- O +31 O +( O +1996 O +) O + +Tins O +study O +was O +undertaken O +to O +evaluate O +the O +role O +of O +11 O +- O +5 O +in O +eosinophil O +migration O +and O +in O +the O +maintenance O +of O +eosinophilia O +in O +a O +guinea B +- I +pig I +model O +of O +visceral O +larva O +migrans O +syndrome O +. O + +The O +results O +show O +that O +the O +infection O +of O +animals O +with O +Toxocara B +canis I +induced O +an O +early O +increase O +in O +serum O +11 O +- O +5 O +levels O +that O +might O +be O +essential O +for O +eosi O + +IL O +- O +5 O +drives O +eosinophils O +from O +bone O +marrow O +to O +blood O +and O +tissues O +in O +a O +guinea B +- I +pig I +model O +of O +visceral O +larva O +migrans O +syndrome O +L O +. O + +H O +. O + +Faccioli O +, O +1 O +" O +cA O +V O +. O + +F O +. O + +Mokwa O +, O +C O +. O + +L O +. O + +Silva O +, O +G O +. O + +M O +. O + +Rocha O +, O +J O +. O + +I O +. O + +Araujo O +, O +M O +. O + +A O +. O + +Nahori O +2 O +and O +B O +. O + +B O +. O + +Vargaftig O +2 O + +nophil O +differentiation O +and O +proliferation O +and O +for O +the O +development O +of O +eosinophilia O +. O + +When O +infected O +guinea B +- I +pigs I +were O +treated O +with O +mAb O +anti O +- O +11 O +- O +5 O +( O +TRFK O +- O +5 O +) O +given O +at O +the O +same O +time O +or O +1 O +or O +3 O +days O +after O +infection O +, O +there O +was O +a O +high O +percentage O +of O +reduction O +of O +eosinophil O +counts O +18 O +days O +after O +infection O +. O + +However O +, O +when O +the O +mAb O +was O +administered O +during O +the O +peak O +of O +eosinophilia O +, O +there O +was O +high O +inhibition O +in O +blood O +, O +no O +inhibition O +in O +bronchoalveolar O +lavage O +fluid O +( O +BALF O +) O +or O +peritoneum O +and O +an O +increase O +in O +eosinophil O +numbers O +in O +bone O +marrow O +. O + +Thus O +, O +a O +basic O +level O +of O +11 O +- O +5 O +may O +be O +essential O +to O +drive O +eosinophils O +from O +bone O +marrow O +to O +blood O +and O +tissues O +, O +and O +for O +the O +maintenance O +of O +eosinophilia O +in O +infected O +animals O +. O + +We O +may O +also O +conclude O +that O +when O +eosinophils O +have O +already O +migrated O +to O +the O +lungs O +, O +TRFK O +- O +5 O +has O +no O +power O +to O +inhibit O +eosinophilia O +, O +which O +is O +also O +under O +control O +of O +local O +lung O +cells O +producing O +11 O +- O +5 O +. O + +In O +this O +way O +, O +only O +one O +later O +TRFK O +- O +5 O +treatment O +may O +not O +be O +sufficient O +to O +modify O +the O +lung O +parenchyma O +microenvironment O +, O +since O +T B +. I +canis I +antigens O +had O +already O +stimulated O +some O +cell O +populations O +to O +produce O +11 O +- O +5 O +. O + +1Department O +of O +Parasitology O +, O +Microbiology O +and O +Immunology O +, O +School O +of O +Medicine O +of O +Ribeir O +, O +5o O +Preto O +, O +14049 O +- O +900 O +, O +Ribeiro O +Preto O +, O +SP O +, O +Brazil O +. O + +Fax O +: O +( O ++ O +55 O +) O +16 O +633 O +6631 O +2Unit O +de O +Pharmacologie O +Cellulaire O +, O +Unit O +Associe O +Institut O +Pasteur O +/ O +INSERM O +n O +. O + +285 O +, O +Paris O +, O + +France O +. O + +CACorresponding O +Author O + +Key O +words O +: O +Eosinophil O +, O +Eosinophilia O +by O +Toxocara B +canis I +, O +IL O +- O +5 O +in O +eosinophilia O +, O +Toxocara B +canis I + +Introduction O + +treatment O +in O +mice B +infected O +with O + +Eosinophilia O +has O +been O +associated O +with O +parasitic O +diseases O +, O +particularly O +when O +the O +parasites O +invade O +the O +tissues O +or O +injure O +the O +mucosal O +surfaces O +. O + +Toxocara B +canis I +is O +an O +intestinal O +parasite O +of O +dogs B +, O +and O +is O +the O +most O +common O +aetiologic O +agent O +of O +visceral O +larva O +migrans O +syndrome O +( O +VLMS O +) O +. O + +In O +humans B +, O +VLMS O +results O +from O +the O +ingestion O +of O +embryonated O +eggs O +of O +T B +. I +canis I +, O +that O +eclode O +in O +the O +small O +intesfine O +. O + +The O +infective O +larvae O +invade O +the O +mucosa O +, O +move O +into O +the O +liver O +via O +the O +portal O +circulation O +, O +and O +from O +there O +to O +the O +lungs O +. O + +2 O +Beaver O +et O +al O +. O +, O +3 O +who O +were O +the O +first O +to O +describe O +this O +syndrome O +, O +noted O +the O +intense O +eosinophilia O +which O +reaches O +more O +than O +90 O +% O +of O +total O +leucocyte O +counts O +. O + +However O +, O +there O +are O +few O +studies O +regarding O +the O +mechanisms O +involved O +in O +the O +blood O +and O +tissue O +eosinophilia O +obseeeed O +in O +VLMS O +. O + +Several O +investigators O +have O +suggested O +a O +direct O +correlation O +between O +eosinophilia O +and O +interleukin5 O +( O +IL O +- O +5 O +) O +in O +human B +helminth O +infections4 O +' O +5 O +and O +in O +experimental O +animal O +models O +. O + +67 O +Inhibition O +of O +eosinophilia O +has O +been O +demonstrated O +by O +anti O +- O +IL O +- O +5 O +24 O +Mediators O +of O +Inflammation O +Vol O +5 O + +brasiliensis O +, O +8 O +$ O +chistosoma O +mansoni O +, O +Toxocara B +canis7 I +and O +Heligmosomoidespolyg B +. O + +1 O +IL O +- O +5 O +has O +also O +been O +shown O +to O +support O +the O +terminal O +differentiation O +, O +proliferation O +of O +eosinophil O +precursors O +11 O +' O +12 O +and O +eosinophil O +activation O +. O + +13 O +Although O +IL O +- O +5 O +does O +not O +demonstrate O +eosinophil O +chemotactic O +activity O +in O +vivo14 O +there O +is O +some O +evidence O +suggesting O +that O +this O +cytokine O +may O +modulate O +a O +selective O +eosinophil O +accumulation O +at O +the O +site O +of O +inflammation O +. O + +Moreover O +, O +Sehmi O +et O +a O +/ O +. O +15 O +reported O +that O +IL O +- O +5 O +has O +a O +selective O +priming O +effect O +on O +eosinophil O +migratory O +response O +to O +nonselective O +chemoattractant O +mediators O +in O +vitro O +. O + +Also O +, O +Moser O +et O +a O +/ O +. O + +16 O +have O +demonstrated O +that O +in O +order O +to O +acquire O +the O +ability O +to O +transmigrate O +, O +eosinophils O +must O +be O +primed O +with O +IL O +- O +5 O +, O +IL O +- O +3 O +and O +GM O +- O +CSF O +. O + +Thus O +, O +the O +involvement O +of O +IL O +- O +5 O +in O +eosinophilia O +is O +not O +fully O +understood O +. O + +In O +the O +present O +study O +we O +have O +used O +a O +guinea B +- I +pig I +model O +of O +VLMS O +to O +investigate O +the O +involvement O +of O +IL O +- O +5 O +in O +eosinophil O +migration O +and O +in O +the O +maintenance O +of O +eosinophilia O +in O +blood O +, O +bone O +marrow O +, O +lung O +and O +peritoneal O +cavity O +. O + +( O +C O +) O +1996 O +Rapid O +Science O +Publishers O + +Nipostrongylus O + +1996 O + +IL O +- O +5 O +drives O +eosinophils O +in O +guinea B +- I +pig I + +Materials O +and O +Methods O +Animals O +: O +Outbred O +albino O +weighing O +300 O +- O +400g O +at O +the O +ments O +were O +obtained O +from O +the O +School O +of O +Medicine O +of O +versity O +of O +So O +Paulo O +, O +Brazil O +. O + +female O +guinea B +- I +pigs I +start O +of O +the O +experi O + +were O +routinely O +processed O +, O +embedded O +in O +paraffin O +, O +sectioned O +at O +4 O +- O +61 O +. O +tm O +, O +and O +stained O +with O +Chromothope O +2R O +and O +haematoxylin O +, O +for O +examination O +by O +light O +microscopy O +. O + +Determination O +oflL O +- O +5 O +in O +serum O +: O +The O +IL O +- O +5 O +level O +in O +the O +serum O +of O +guinea B +- I +pigs I +was O +measured O +using O +an O +enzyme O +- O +linked O +immunosorbent O +assay O +( O +ELISA O +) O +. O + +Briefly O +, O +ELISA O +plates O +( O +96 O +- O +well O +Immunoplate O +MaxiSorp O +, O +Nunc O +, O +Roskilde O +, O +Denmark O +) O +were O +coated O +with O +IL O +- O +5 O +- O +specific O +monoclonal O +antibody O +( O +TRFK O +- O +5 O +, O +5 O +lag O +/ O +ml O +in O +phosphate O +buffered O +saline O +, O +pH O +7 O +. O +4 O +, O +PBS O +, O +100 O +l O +. O +tl O +/ O +well O +) O +. O + +After O +2 O +h O +of O +incubation O +at O +37C O +, O +the O +wells O +were O +washed O +four O +times O +with O +PBS O +containing O +0 O +. O +1 O +% O +Tween O +20 O +( O +PBS O +- O +T O +) O +. O + +Then O +, O +100 O +btl O +of O +samples O +or O +recombinant O +murine B +IL O +- O +5 O +standards O +( O +0 O +. O +15 O +- O +200ng O +/ O +ml O +) O +in O +PBS O +- O +T O +and O +2 O +% O +BSA O +( O +PBSTBSA O +) O +were O +added O +to O +each O +well O +. O + +After O +incubation O +for O +l O +h O +at O +37C O +, O +the O +wells O +were O +washed O +three O +times O +and O +100 O +l O +. O +tl O +of O +biotinylated O +rat B +anti O +- O +murine B +IL O +- O +5 O +( O +biotinylated O +- O +TRFK O +- O +5 O +, O +1 O +lag O +/ O +ml O +in O +PBS O +- O +TBSA O +) O +was O +added O +. O + +After O +incubation O +for O +1 O +h O +at O +37C O +, O +the O +wells O +were O +washed O +again O +three O +times O +and O +100 O +of O +peroxidase O +- O +labelled O +streptavidin O +( O +1 O +/ O +1000 O +, O +Kirkegaard O +& O +Perry O +Laboratories O +Inc O +. O +, O +Maryland O +, O +USA O +) O +were O +added O +to O +each O +well O +. O + +Following O +incubation O +for O +l O +h O +at O +37C O +and O +further O +washing O +, O +the O +enzyme O +was O +developed O +using O +the O +TMB O +substrate O +peroxidase O +for O +5 O +min O +. O + +The O +reaction O +was O +stopped O +by O +adding O +501 O +. O +tl O +of O +2 O +. O +0 O +N O +HCl O +, O +and O +the O +optical O +densities O +were O +read O +at O +490nm O +using O +an O +automated O +plate O +reader O +. O + +The O +sensitivity O +of O +the O +assay O +was O +0 O +. O +15 O +ng O +/ O +ml O +and O +the O +upper O +limit O +100ng O +/ O +ml O +. O + +the O +animal O +house O +of O +Ribeiro O +Preto O +, O +Uni O + +Infection O +of O +animals O +: O +T B +. I +canis I +eggs O +were O +obtained O +by O +the O +methods O +of O +Olson O +and O +Schulz O +, O +17 O +with O +minor O +modifications O +. 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O + +Faccioli O +et O +al O +. O + +Table O +1 O +. O + +Eosinophils O +in O +T O +. O +caniinfected O +guinea B +- I +pigs I +treated O +or O +untreated O +with O +TRFK O +- O +5 O +Compartment O + +Time O +of O +sacrifice O + +( O +days O +) O + +Non18 O +24 O +18 O +24 O +18 O +24 O +18 O +24 O + +treated O + +Blood O + +12 O +. O +18 O +5 O +. O +28 O +10 O +. O +08 O +- O +t O +- O +2 O +. O +85 O +16 O +. O +50 O +4 O +. O +42 O +6 O +. O +57 O ++ O +_ O +_ O +1 O +. O +68 O + +BALF O +Peritoneal O +cavity O + +12 O +. O +31 O +- O +I O +- O +2 O +. O +35 O +12 O +. O +44 O +2 O +. O +33 O +9 O +6 O + +Bone O +marrow O + +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +Days O +of O +treatment O +with O +TRFK O +- O +5 O +after O +egg O +administration O + +Irrelevant O +Ab O +at O +the O +time O +of O +infection O + +0 O + +3 O + +12 O + +17 O + +18 O + +( O +n O +6 O +) O + +( O +n O += O +4 O +) O + +( O +n O += O +4 O +) O + +( O +n O +5 O +) O + +( O +n O +5 O +) O + +( O +n O += O +4 O +) O + +0 O +. O +14 O +- O +t O +- O +0 O +. O +14 O +" O + +0 O +. O +26 O +0 O +. O +79 O + +0 O +. O +26 O +* O +0 O +. O +24 O +* O + +0 O +. O +17 O +_ O +- O +t O +- O +0 O +. O +17 O +" O + +0 O +. O +15 O + +0 O +. O +15 O +" O + +2 O +. O +59 O + +0 O +. O +80 O +* O +4 O +. O +36 O +2 O +. O +21 O + +13 O +. O +32 O + +4 O +. O +54 O + +O O +. O + +15 O + +0 O +. O +15 O +* O + +0 O +. O +36 O + +0 O +. O +10 O +" O + +1 O +. O +22 O +- O +t O +- O +0 O +. O +50 O +* O + +7 O +. O +07 O +- O +t O +- O +2 O +. O +39 O + +15 O +. O +24 O + +29 O +. O +31 O +_ O ++ O +15 O +. O +90 O +16 O +. O +09 O + +10 O +. O +33 O +_ O ++ O +4 O +. O +10 O +3 O +. O +79 O + +1 O +. O +47 O +- O +t O +- O +0 O +. O +76 O +* O +3 O + +0 O +. O +48 O + +_ O ++ O +0 O +. O +35 O +* O + +0 O +. O +46 O +2 O +. O +6 O + +0 O +. O +27 O +* O +1 O +. O +3 O +" O + +2 O +. O +89 O + +0 O +. O +94 O +* O + +10 O +. O +42 O + +4 O +. O +00 O + +1 O +. O +58 O +" O + +- O ++ O + +1 O +" O + +1 O +. O +25 O +- O +I O +- O +0 O +. O +25 O +* O + ++ O + +5 O + +15 O +- O +t O +- O +2 O + +9 O +_ O ++ O +1 O + +2 O + +0 O +. O +7 O +* O + +In O +blood O +BALF O +and O +peritoneal O +cavity O +the O +values O +represent O +mean O +- O +t O +- O +_ O +S O +. O +E O +. O +M O +. O + +x O +10 O +eosinophils O +. O + +* O +p O +< O +0 O +. O +05 O +. O + +ml O +- O +1 O + +and O +in O +bone O +marrow O +mean O +- O +t O +- O +_ O +S O +. O +E O +. O +M O +. O +of O +the O +percentage O +of O +mature O + +that O +the O +inhibition O +of O +the O +first O +peak O +of O +IL O +- O +5 O +which O +appeared O +at O +1 O +to O +3 O +days O +after O +infection O +as O +shown O +in O +Fig O +. O + +3 O +, O +is O +also O +very O +important O +for O +the O +establishment O +of O +eosinophilia O +in O +the O +lungs O +. O + +However O +, O +24 O +- O +( O +A O +) O + +when O +the O +mAb O +was O +administered O +12 O +, O +17 O +or O +18 O +days O +after O +infection O +there O +was O +no O +significant O +inhibition O +in O +the O +numbers O +of O +eosinophils O +in O +BALF O +( O +Fig O +. O +5 O +) O +, O +showing O +that O +once O +established O +, O +the O +eosi18 O + +15x O + +16 O + +12 O + +. O +_ O +. O + +0 O + +12 O + +o O + +BIo O +o O +d O + +BALF O + +P O +e O +rit O +oneum O + +Bone O +marrow O + +24 O +- O +( O +Is O +) O + +1815 O + +E O +x O + +20 O + +16 O + +o O + +12 O +/ O +/ O +/ O +. O + +o O += O +o O + +12 O + +0 O +Blood O + +O O +" O + +BALF O + +Peritoneum O + +Bone O +marrow O +FIG O +. O + +4 O +. O + +Number O +of O +eosinophils O +in O +blood O +, O +BALF O +and O +peritoneum O +and O +percentage O +of O +eosinophils O +in O +bone O +marrow O +of O +T B +. I +caniinfected I +guinea B +- I +pigs I +submitted O +or O +not O +to O +treatment O +with O +TRFK O +- O +5 O +. O + +( O +A O +) O +2 O +mg O +/ O +animal O +at O +3 O +days O +post O +- O +infection O +; O +( O +B O +) O +2 O +mg O +/ O +animal O +17 O +days O +post O +- O +infection O +. O + +The O +treated O +and O +control O +animals O +were O +sacrificed O +18 O +days O +after O +infection O +. O + +Asterisks O +indicate O +a O +significant O +difference O +from O +infected O +controls O +( O +n O += O +5 O +- O +6 O +) O +and O +from O +animals O +treated O +with O +TRFK O +- O +5 O +( O +n O += O +4 O +- O +5 O +) O +. O + +* O +p O +< O +0 O +. O +05 O +and O +* O +* O +p O +< O +0 O +. O +01 O +. O + +28 O +Mediators O +of O +Inflammation O +Vol O +5 O + +1996 O + +IL O +- O +5 O +drives O +eosinophils O +in O +guinea B +- I +pig I +24 O + +E O + +20 O + +heart O +; O +data O +not O +shown O +) O +and O +muscle O +, O +as O +reported O +by O +other O +investigators O +, O +8 O +were O +infiltrated O +. O + +The O +factors O +responsible O +for O +in O +vivo O +eosinophil O +accumulation O +at O +inflammatory O +sites O +have O +been O + +0 O + +TRFK O +- O +5 O +i O +. O +p O +. O + +0 O + +3 O + +12 O +17 O + +A O + +B O + +FIG O +. O + +5 O +. O + +Number O +of O +eosinophils O +in O +BALF O +of O +T O +. O +caniinfected O +guinea B +- I +pigs I +submitted O +or O +not O +to O +treatment O +with O +TRFK O +- O +5 O +. O + +( O +A O +) O +animals O +were O +sacrificed O +18 O +days O +post O +- O +infection O +and O +( O +B O +) O +24 O +days O +after O +infection O +. O + +Asterisks O +indicate O +a O +significant O +difference O +from O +infected O +control O +and O +from O +animals O +treated O +with O +TRFK O +- O +5 O +( O +p O +< O +0 O +. O +01 O +) O +. O + +nophilia O +persists O +in O +lungs O +, O +probably O +by O +the O +secretion O +of O +IL O +- O +5 O +from O +cells O +localized O +in O +the O +lung O +microenvironment O +, O + +Histopathological O +analysis O +: O +The O +treatment O +of O +T B +. I +canis I +- O +infected O +animals O +with O +irrelevant O +antibody O +showed O +a O +widespread O +eosinophilic O +infiltration O +as O +in O +untreated O +animals O +( O +Fig O +. O +6A O +, O +B O +) O +. O + +However O +, O +the O +treatment O +of O +animals O +with O +TRFK O +- O +5 O +at O +the O +same O +time O +of O +infection O +, O +or O +1 O +day O +or O +3 O +days O +later O +ted O +to O +a O +complete O +inhibition O +of O +eosinophil O +infiltration O +in O +the O +lung O +parenchyma O +( O +Fig O +. O +6C O +) O +. O + +By O +contrast O +, O +the O +mononuclear O +cell O +infiltration O +in O +the O +lungs O +was O +not O +modified O +. O + +When O +the O +infected O +guinea B +- I +pigs I +received O +TRFK O +- O +5 O +1 O +day O +before O +sacrifice O +( O +or O +17 O +days O +post O +- O +infection O +) O +, O +eosinophil O +infiltration O +in O +the O +lung O +parenchyma O +was O +also O +inhibited O +( O +Fig O +. O +6D O +) O +but O +not O +to O +the O +same O +extent O +as O +observed O +in O +the O +group O +receiving O +TRFK O +- O +5 O +given O +at O +the O +time O +of O +infection O +or O +3 O +days O +later O +. O + +Thus O +, O +the O +histological O +determination O +of O +eosinophil O +infiltration O +in O +these O +lungs O +corroborates O +a O +reduction O +but O +not O +a O +sizeable O +inhibition O +of O +eosinophil O +numbers O +as O +observed O +in O +the O +BALF O +of O +the O +same O +infected O +animals O +, O + +poorly O +defined O +, O +although O +T O +lymphocytes O +and O +mast O +cells O +appear O +to O +be O +involved O +in O +eosinophilia O +. O + +9 O +' O +2 O +IL O +- O +5 O +, O +a O +T O +cell O +- O +derived O +factor O +that O +regulates O +B O +cell O +functions O +, O +is O +an O +eosinophil O +differentiation O +factor11 O +as O +well O +as O +a O +stimulating O +and O +survival O +- O +prolonging O +factor O +specific O +for O +eosinophils O +in O +vitro O +. O + +2 O +Also O +, O +several O +investigators O +have O +demonstrated O +that O +sTstemic O +eosinophilia O +in O +mice B +infected O +with O +parasites O +is O +mediated O +by O +IL O +- O +5 O +produced O +in O +response O +to O +the O +infection O +. O + +2 O +' O +22 O +In O +the O +present O +study O +, O +the O +i O +. O +p O +. O +administration O +of O +the O +TRFK O +- O +5 O +antibody O +markedly O +inhibited O +the O +widespread O +eosinophilia O +observed O +in O +T B +. I +canis I +- O +infected O +guinea B +- I +pigs I +, O +indicating O +that O +IL5 O +participated O +in O +a O +guinea B +- I +pig I +model O +of O +VLMS O +eosinophJlia O +. O + +Most O +of O +the O +T B +. I +canis I +larvae O +which O +penetrated O +the O +intestinal O +wall O +had O +migrated O +into O +the O +liver O +within O +72h O +after O +inoculation O +as O +demonstrated O +here O +and O +elsewhere O +. O + +2 O +It O +is O +apparently O +during O +this O +interval O +that O +the O +worm O +provides O +the O +signals O +to O +cytokine O +- O +producing O +cells O +, O +which O +in O +turn O +trigger O +increased O +serum O +levels O +of O +specific O +cytokine O +as O +demonstrated O +here O +for O +IL O +- O +5 O +, O +24 O +to O +72 O +h O +after O +infection O +. O + +The O +signals O +may O +be O +provided O +directly O +by O +the O +invading O +parasite O +or O +by O +cells O +in O +response O +to O +the O +parasite O +. O + +The O +cytokine O +pattern O +that O +develops O +at O +this O +early O +stage O +, O +probably O +induced O +by O +a O +T O +- O +cell O +independent O +pathway O +, O +may O +also O +influence O +the O +pattern O +of O +T O +cell O +differentiation O +into O +a O +Th2 O +type O +, O +which O +may O +be O +responsible O +for O +the O +second O +peak O +of O +IL O +- O +5 O +observed O +in O +our O +experimental O +model O +( O +Fig O +. O +3 O +) O +, O +although O +a O +second O +cycle O +of O +larval O +invasion O +( O +Fig O +. O +2 O +) O +with O +a O +rapid O +peak O +of O +IL O +- O +5 O +liberation O +cannot O +be O +ruled O +out O +. O + +Discussion O +The O +results O +of O +the O +present O +study O +show O +that O +in O +our O +experimental O +model O +widespread O +eosinophilia O +follows O +the O +infection O +of O +guinea B +- I +pigs I +with O +second O +stage O +eggs O +from O +T B +. I +canis I +, O +as O +also O +noted O +in O +humans B +and O +in O +other O +experimental O +animals O +. O + +7 O +' O +7 O +T B +. I +canis I +is O +a O +potent O +stimulus O +for O +systemic O +eosinophilia O +, O +since O +blood O +, O +BALF O +, O +peritoneum O +and O +all O +tissues O +examined O +( O +kidney O +, O +eyes O +, O +spleen O +, O +thymus O +, O + +Thus O +, O +our O +results O +suggest O +that O +the O +eosinophilia O +against O +helminth O +larvae O +may O +be O +initiated O +by O +the O +release O +of O +IL O +- O +5 O +when O +the O +parasites O +migrate O +from O +the O +intestine O +to O +the O +liver O +by O +stimulation O +of O +specific O +cell O +populations O +. O + +Then O +, O +an O +early O +release O +of O +IL O +- O +5 O +quickly O +induces O +eosinophil O +recruitment O +, O +probably O +first O +from O +the O +stored O +mature O +eosinophil O +pool O +from O +vascular O +endothelium O +or O +by O +the O +mobilization O +of O +eosinophils O +from O +extravascular O +sites O +to O +the O +blood O +. O + +This O +fact O +could O +explain O +why O +we O +found O +increased O +eosinophils O +first O +in O +blood O +and O +later O +in O +other O +compartments O +. O + +The O +early O +IL O +- O +5 O +release O +may O +also O +serve O +as O +a O +signal O +for O +eosinophil O +differentiation O +and O +maturation O +in O +bone O +marrow O +. O + +The O +time O + +inteeeal O +observed O +between O +the O +first O +peak O +of O +IL O +- O +5 O +release O +and O +the O +increase O +of O +eosinophils O +in O +blood O +coincides O +with O +that O +reported O +to O +be O +necessary O +for O +eosinophil O +differentiation O +and O +maturation O +in O +vitro O +. O + +12Increased O +eosinophil O +production O +and O +liberation O +into O +blood O +and O +other O +tissues O +occurs O +Mediators O +of O +Inflammation O +Vol O +5 O + +1996 O + +29 O + +L O +. O + +H O +. O + +Faccioli O +et O +al O +. O + +FIG O +. O + +6 O +. O + +( O +A O +) O +photomicrographs O +of O +lung O +parenchyma O +from O +guinea B +- I +pigs I +infected O +for O +18 O +days O +with O +T B +. I +cani I +, O +, O +( O +B O +) O +infected O +animals O +which O +were O +treated O +with O +irrelevant O +antibody O +at O +the O +time O +of O +infection O +; O +( O +C O +) O +infected O +animals O +which O +were O +treated O +with O +the O +mAb O +TRFK O +- O +5 O +at O +3 O +days O +after O +infection O +; O +( O +D O +) O +mAb O +administration O +17 O +days O +after O +infection O +. O + +The O +animals O +were O +sacrificed O +18 O +days O +after O +infection O +. O + +Note O +the O +intense O +eosinophil O +infiltration O +into O +the O +lung O +in O +A O +and O +B O +, O +the O +inhibition O +of O +eosinophils O +in O +C O +and O +the O +reduction O +of O +eosinophils O +in O +D O +. O + +thereafter O +. O + +Thus O +, O +early O +and O +later O +IL O +- O +5 O +release O +provides O +a O +necessary O +level O +of O +this O +cytokine O +, O +which O +is O +involved O +in O +the O +maintenance O +of O +eosinophilia O +. O + +We O +may O +assume O +that O +the O +inhibition O +of O +the O +first O +peak O +of O +IL O +- O +5 O +release O +by O +TRFK O +- O +5 O +does O +not O +permit O +the O +subsequent O +T O +cell O +stimulation O +and O +differentiation O +. O + +This O +may O +explain O +the O +long O +- O +lasting O +effect O +of O +TRFK5 O +treatment O +observed O +here O +and O +also O +reported O +by O +others O +. O + +8 O +In O +agreement O +with O +our O +results O +, O +there O +is O +an O +important O +observation O +of O +Svetic O +et O +al O +. O + +24 O +showing O +that O +a O +specific O +and O +highly O +reproducible O +IL O +- O +5 O +gene O +expression O +pattern O +is O +detectable O +in O +Peyer O +' O +s O +patches O +by O +6 O +to O +12h O +after O +Heligmosomoides B +polygyrus I +infection O +. O + +The O +early O +increase O +in O +IL O +- O +5 O +gene O +expression O +after O +infection O +was O +probably O +T O +cell O +- O +independent O +, O +inasmuch O +as O +it O +was O +obseeeed O +in O +Peyer O +' O +s O +patches O +of O +congenitally O +athymic O +mice B +and O +of O +conventional O +mice B +treated O +with O +anti O +- O +CD4 O +30 O +Mediators O +of O +Inflammation O +Vol O +5 O + +and O +anti O +- O +CD8 O +mAb O +. O + +Moreover O +, O +Kusama O +eta O +/ O +. O + +25 O +have O +observed O +two O +peaks O +of O +eosinophilia O +in O +normal O +and O +athymic O +mice B +, O +and O +suggested O +that O +IL O +- O +5 O +observed O +in O +the O +first O +peak O +was O +produced O +by O +cells O +other O +than O +CD4 O +T O +cells O +, O +since O +anti O +- O +CD4 O +and O +anti O +- O +CD3 O +mAb O +reduced O +only O +the O +second O +peak O +of O +eosinophilia O +in O +normal O +mice B +and O +slightly O +reduced O +the O +first O +peak O +of O +eosinophilia O +in O +both O +normal O +and O +nu O +/ O +nu O +mice B +. O + +The O +local O +lung O +cells O +producing O +IL O +- O +5 O +may O +also O +help O +us O +to O +explain O +the O +reason O +why O +12 O +, O +17 O +or O +18 O +days O +post O +- O +infection O +TRFK O +- O +5 O +treatment O +only O +partially O +inhibits O +, O +or O +does O +not O +inhibit O +eosinophil O +infiltration O +into O +the O +lungs O +, O +as O +demonstrated O +in O +Figs O +5 O +and O +6 O +. O + +We O +may O +suggest O +that O +when O +eosinophils O +have O +already O +migrated O +to O +the O +lungs O +, O +TRFK O +- O +5 O +has O +no O +power O +to O +inhibit O +eosinophilia O +, O +which O +is O +also O +under O +control O +of O +local O +lung O +cells O +producing O +IL O +- O +5 O +. O + +In O +this O +way O +, O +only O +one O +later O +TRFK O + +1996 O + +IL O +- O +5 O +drives O +eosinophils O +in O +guinea B +- I +pig I + +5 O +treatment O +may O +not O +be O +sufficient O +to O +modify O +the O +lung O +parenchyma O +microenvironment O +, O +since O +T B +. I +canis I +antigens O +have O +already O +stimulated O +some O +cell O +populations O +to O +produce O +IL O +- O +5 O +, O +as O +demonstrated O +by O +Kusama O +et O +aL25These O +results O +suggest O +that O +eosinophilia O +in O +lungs O +is O +under O +the O +control O +of O +different O +factors O +when O +compared O +to O +that O +observed O +in O +blood O +and O +the O +peritoneal O +cavity O +. O + +One O +of O +the O +most O +important O +results O +obtained O +here O +was O +the O +inhibition O +of O +circulating O +eosinophil O +numbers O +by O +the O +different O +mAb O +treatments O +, O +even O +when O +the O +antibody O +was O +given O +at O +the O +peak O +of O +blood O +eosinophilia O +, O +which O +was O +accompanied O +by O +an O +increase O +of O +mature O +eosinophils O +in O +bone O +marrow O +. O + +This O +suggests O +that O +IL O +- O +5 O +, O +apart O +from O +being O +required O +for O +the O +terminal O +differentiation O +of O +eosinophils O +in O +bone O +marrow O +, O +26 O +is O +also O +likely O +to O +drive O +eosinophils O +from O +the O +bone O +marrow O +to O +the O +blood O +and O +then O +to O +the O +tissues O +, O +probably O +by O +upregulating O +VLA O +- O +4 O +expression O +in O +eosinophils O +. O + +Moser O +et O +aL O +have O +demonstrated O +that O +in O +order O +to O +acquire O +the O +ability O +to O +transmigrate O +, O +eosinophils O +must O +be O +primed O +with O +cytokines O +such O +as O +IL O +- O +5 O +, O +IL O +- O +3 O +or O +GM O +- O +CSF O +for O +expression O +of O +adhesion O +molecules O +such O +as O +VI O +- O +4 O +. O + +Recently O +, O +Pretolani O +et O +al O +. O + +27 O +have O +indeed O +shown O +that O +an O +anti O +- O +VLA O +- O +4 O +antibody O +suppresses O +eosinophil O +recruitment O +to O +lung O +in O +the O +guinea B +- I +pig I +and O +, O +as O +a O +consequence O +, O +inhibits O +the O +accompanying O +bronchopulmonary O +hyperresponsiveness O +. O + +tant O +in O +protective O +immunity O +to O +a O +gastrointestinal O +nematode O +infection O +in O +mice B +. O + +Proc O +Natl O +Acad O +Sci O +USA O +1991 O +; O +88 O += O +5513 O +- O +5517 O +. O + +11 O +. O + +Yamaguchi O +A O +, O +Suda O +T O +, O +Suda O +J O +, O +et O +al O +. O + +Purified O +interleukin O +( O +IL O +- O +5 O +) O +supports O +the O +terminal O +differentiation O +and O +proliferation O +of O +murine B +eosinophilic O + +precursors O +. O + +J O +Exp O +Med O +1988 O +; O +16 O +' O +7 O +: O +43 O +- O +56 O +. O + +12 O +. O + +Yamaguchi O +Y O +, O +Hayashi O +Y O +, O +Sugama O +Y O +, O +et O +al O +. O + +Highly O +purified O +murine B +interleukin O +( O +IL O +- O +5 O +) O +stimulates O +eosinophil O +function O +and O +prolongs O +in O +vitro O +survival O +. O + +IL O +- O +5 O +as O +an O +eosinophil O +chemotactic O +factor O +. O + +J O +Exp O +Med O +1988 O +; O +16 O +' O +7 O +: O +17371752 O +. O + +13 O +. O + +Rothenberg O +ME O +, O +Petersen O +J O +, O +Stevens O +RL O +, O +Silberstein O +DS O +, O +McKenzie O +DT O +, O +Austen O +KF O +, O +Owen O +WF O +. O + +IL O +- O +5 O +- O +dependent O +conversion O +of O +normodense O +human B +eosinophils O +to O +the O +hypodense O +phenotype O +uses O +3T3 O +fibroblasts O +for O +enhanced O +viability O +, O +accelerated O +hypodensity O +, O +and O +sustained O +antibodydependent O +cytotoxicity O +. O + +J O +Immuno11989 O +; O +143 O +; O +2311 O +- O +2316 O +. O + +14 O +. O + +Collins O +PD O +, O +Weg O +VB O +, O +Faccioli O +LH O +, O +Watson O +ML O +, O +Moqbel O +R O +, O +Williams O +TJ O +. O + +Eosinophil O +accumulation O +induced O +by O +human B +interleukin O +- O +8 O +in O +the O +guinea B +pig I +in O +vivo O +. O + +Immunology O +1993 O +; O +' O +7 O +} O +; O +312 O +- O +318 O +. O + +15 O +. O + +Sehmi O +R O +, O +Wardlavo O +AJ O +, O +Cromwell O +O O +, O +Kurihara O +K O +, O +Waltmann O +P O +, O +Kay O +AB O +. O + +Interleukin O +- O +5 O +selectively O +enhances O +the O +chemotactic O +response O +of O +eosinophils O +obtained O +from O +normal O +but O +not O +eosinophilic O +subjects O +. O + +Blood O +1992 O +; O +' O +79 O +; O +2952 O +- O +2959 O +. O + +16 O +. O + +Moser O +R O +, O +Fehr O +J O +, O +Bruijnzeel O +PLB O +. O + +IL O +- O +4 O +controls O +the O +selective O +endotheliumdriven O +transmigration O +of O +eosinophils O +from O +allergic O +individuals O +. O + +J O +Immunol O +1992 O +; O +149 O +: O +1432 O +- O +1438 O +. O + +17 O +. O + +Olson O +LJ O +, O +Schulz O +CW O +. O + +Nematode O +induced O +hypersensitivity O +reactions O +in O +guinea B +pigs I +: O +onset O +of O +eosinophilia O +and O +positive O +Schultz O +- O +Dale O +reactions O +following O +graded O +infection O +with O +Toxocara B +canis I +. O + +Ann O +N O +Y O +Acad O +Sci O +1963 O +; O +113 O +; O +440 O +- O +455 O +. O + +18 O +. O + +Kayes O +SG O +, O +Oaks O + +JA O +. O + +Development O + +of O +the O +granulomatous O +response O +in O + +murine B +toxocariasis O +. O + +I O +. O + +Initial O +events O +. O + +Am O +J O +Patho11978 O +; O +, O +} O +3 O +; O + +277 O +- O +294 O +. O + +19 O +. O + +Basten O +A O +, O +Beeson O +PB O +. O + +Mechanisms O +of O +eosinophilia O +. O + +II O +. O + +Role O +of O +the O +lymphocyte O +. O + +J O +Exp O +Med O +1970 O +; O +131 O +; O +1288 O +- O +1305 O +. O + +20 O +. O + +Plaut O +M O +, O +Pierce O +JH O +, O +Watson O +CJ O +, O +Hanley O +- O +Hyde O +J O +, O +Nordan O +RP O +, O +Paul O +WE O +. O + +Mast O +cell O +lines O +produce O +lymphokines O +in O +response O +to O +cross O +- O +linkage O +of O +Fc O +epsilon O +RI O +or O +to O +calcium O +ionophoras O +. O + +Nature O +1989 O +; O +339 O +: O +64 O +- O +67 O +. O + +is O +21 O +. O + +Sher O +A O +, O +Coffman O +RL O +, O +Hieny O +S O +, O +Scott O +P O +, O +Cheever O +AW O +. O + +Interleukin O +required O +for O +the O +blood O +and O +tissue O +eosinophilia O +but O +not O +granuloma O +formation O +induced O +by O +infection O +with O +Schistosoma B +mansoni I +. O + +Proc O +Natl O +Acad O +Sci O +USA O +1990 O +; O +8 O +' O +7 O +; O +61 O +- O +65 O +. O + +22 O +. O + +Herndon O +FJ O +, O +Kayes O +SG O +. O + +Depletion O +of O +eosinophils O +by O +anti O +- O +IL O +- O +5 O +monoclonal O +antibody O +treatment O +of O +mice B +infected O +with O +Trichinella B +spiralis I +does O +not O +alter O +parasite O +burden O +or O +immunologic O +resistance O +to O +reinfection O +. O + +J O +Immuno11992 O +; O +149 O +: O +3642 O +- O +3647 O +. O + +23 O +. O + +Oshima O +T O +. O +Standardization O +of O +techniques O +for O +infecting O +mice B +with O +Tox24 O +. O +ocara O +canis O +and O +observations O +on O +the O +normal O +migration O +routes O +of O +the O +larvae O +. O + +J O +Parasito11961 O +; O +4 O +' O +7 O += O +652 O +. O + +Svetic O +A O +, O +Madden O +KB O +, O +Zhou O +XD O +, O +et O +al O +. O + +A O +primary O +intestinal O +helminthic O +infection O +rapidly O +induces O +a O +gut O +- O +associated O +elevation O +of O +Th2 O +- O +associated O +cytokines O +and O +IL O +- O +3 O +. O + +J O +Immuno11993 O +; O +150 O +: O +3434 O +- O +3441 O +. O + +Kusama O +Y O +, O +Takamoto O +M O +, O +Kasahara O +T O +, O +Takatsu O +K O +, O +Nariuchi O +H O +, O +Sugane O +K O +. O +Mechanisms O +of O +eosinophilia O +in O +BALB O +/ O +c O +- O +nu O +/ O ++ O +and O +congenitally O +athymic O +BALB O +/ O +c O +- O +nu O +/ O +nu O +mice B +infected O +with O +Toxocara B +canis I +. O + +Immunology O +1995 O +; O +84 O +; O +461 O +- O +468 O +. O + +Rennick O +DM O +, O +Thompson O +- O +Snipes O +L O +, O +Coffman O +RL O +, O +Seymour O +BWP O +, O +Jackson O +JD O +, O +Hudak O +S O +. O + +In O +vivo O +administration O +of O +antibody O +to O +interleukin O +- O +5 O +inhibits O +increased O +generation O +of O +eosinophils O +and O +their O +progenitors O +in O +bone O +marrow O +of O +parasitized O +mice B +. O + +Blood O +1990 O +; O +' O +76 O +: O +312 O +- O +316 O +. O + +Petrolani O +M O +, O +Ruffle O +C O +, O +Lapa O +e O +Silva O +JR O +, O +Joseph O +D O +, O +Lobb O +RR O +, O +Boris O +Vargaftig O +B O +. O +Antibody O +to O +very O +late O +activation O +antigen O +4 O +prevents O +antigen O +- O +induced O +bronchial O +hyperreactivity O +and O +cellular O +infiltration O +in O +guinea B +pig I +airways O +. O + +J O +Exp O +Med O +1994 O +; O +180 O += O +795 O +- O +805 O +. O + +References O +25 O +. O + +1 O +. O + +Nutman O + +2 O +. O + +3 O +. O + +4 O +. O + +5 O +. O + +6 O +. O + +7 O +. O + +8 O +. O + +9 O +. O + +TB O +, O +Ottesen O +EA O +, O +Cohen O +SG O +. O + +The O +eosinophil O +, O +eosinophilia O +, O +and O +eosinophil O +- O +related O +disorders O +. O + +Allergy O +Proc O +1989 O +; O +10 O +; O +47 O +- O +62 O +. O + +Glickman O +LT O +, O +Schantz O +PM O +. O + +Epidemiology O +and O +pathogenesis O +of O +zoonotic O +toxocariasis O +. O + +Epidem O +Rev O +1981 O +; O +3 O += O +230 O +- O +250 O +. O + +Beaver O +P O +, O +Snyder O +H O +, O +Carrera O +G O +, O +Dent O +J O +, O +Lafferty O +J O +. O +Chronic O +eosinophilia O +due O +to O +visceral O +larva O +migrans O +. O + +Pediatrics O +1952 O +; O +9 O +: O +7 O +- O +19 O +. O + +Limaye O +AP O +, O +Abrams O +JS O +, O +Silver O +JE O +, O +Ottesen O +EA O +, O +Nutman O +TB O +. O + +Regulation O +of O +parasite O +- O +induced O +eosinophilia O +: O +selectively O +increased O +interleukin O +production O +in O +helminth O +- O +infected O +patients B +. O + +J O +Exp O +Med O +1990 O +; O +l O +' O +7 O +: O +a O +; O +399 O +- O +402 O +. O + +Steel O +C O +, O +Nutman O +TB O +. O + +Regulation O +of O +IL O +- O +5 O +in O +onchocerciasis O +: O +a O +critical O +role O +for O +IL O +- O +2 O +. O + +J O +Immuno11993 O +; O +15 O +{ O +} O +; O +5511 O +- O +5518 O +. O + +Yamaguchi O +Y O +, O +Matsui O +T O +, O +Kasahara O +T O +, O +et O +al O +. O + +In O +vivo O +changes O +of O +hemapoietic O +progenitors O +and O +the O +expression O +of O +the O +interleukin O +gene O +in O +eosinophilic O +mice B +infected O +with O +Toxocara B +canis I +. O + +Exp O +Hemato11990 O +; O +18 O +; O +1152 O +- O +1157 O +. O + +Parsons O +JC O +, O +Coffman O +RL O +, O +Grieve O +RB O +. O + +Antibody O +to O +interleukin O +prevents O +blood O +and O +tissue O +eosinophilia O +but O +not O +liver O +trapping O +in O +murine B +larval O +toxocariasis O +. O + +Parasite O +Immuno11993 O +; O +15 O +: O +501 O +- O +508 O +. O + +Coffman O +RL O +, O +Seymour O +BWP O +, O +Hudak O +S O +, O +Jackson O +J O +, O +Rennick O +D O +. O +Antibody O +to O +interleukin O +- O +5 O +inhibits O +helminth O +- O +induced O +eosinophilia O +in O +mice B +. O + +Science O +1989 O +; O +245 O +; O +308 O +- O +310 O +. O + +Sher O +A O +, O +Coffman O +RL O +, O +Hieny O +S O +, O +Cheever O +AW O +. O + +Ablation O +of O +eosinophil O +and O +IgE O +responses O +with O +anti O +- O +IL O +- O +5 O +or O +anti O +- O +IL O +- O +4 O +antibodies O +fails O +to O +affect O +immunity O +against O +Schistosoma B +mansoni I +in O +the O +mouse B +. O + +J O +Immuno11990 O +; O +145 O +: O +3911 O + +26 O +. O + +27 O +. O + +ACKNOWLEDGEMENTS O +. O + +This O +work O +was O +funded O +by O +grant O +300652 O +/ O +85 O +- O +2 O +from O +Conselho O +Nacional O +de O +Desenvolvimento O +Cientifico O +e O +Tecnol6gico O +( O +CNPq O +) O +and O +Grant O +92 O +/ O +5105 O +- O +7 O +from O +Fundago O +de O +Amparo O +ft O +Pesquisa O +do O +Estado O +de O +So O +Paulo O +( O +FAPESP O +) O +. O + +We O +wish O +to O +thank O +Mrs O +M O +. O +A O +. O + +Fernandes O +for O +technical O +assistance O +, O +Mrs O +M O +. O +M O +. O +O O +. O + +Rossi O +for O +the O +histological O +sections O +, O +M O +. O + +Costa O +Gongalves O +for O +the O +photography O +artwork O +, O +and O +Dr O +P O +. O + +Minoprio O +, O +Institut O +Pasteur O +, O +for O +kindly O +providing O +TRFK O +- O +5 O +. O + +3916 O +. O + +10 O +. O + +Urban O + +Jr O +JF O +, O + +Katona O +IM O +, O +Paul O +WE O +, O +Finkelman O +FD O +. O + +Interleukin O +4 O +is O +impor O + +Received O +12 O +October O +1995 O +; O +accepted O +17 O +November O +1995 O + +Mediators O +of O +Inflammation O +Vol O +5 O + +1996 O + +31 O + +Modeling O +the O +effect O +of O +PTPN22 O +in O +rheumatoid O +arthritis O + +Abstract O + +In O +order O +to O +model O +the O +effect O +of O +PTPN22 O +on O +rheumatoid O +arthritis O +( O +RA O +) O +, O +we O +determined O +the O +combination O +of O +single O +- O +nucleotide O +- O +polymorphisms O +( O +SNPs O +) O +showing O +the O +strongest O +association O +with O +RA O +. O + +Three O +SNPs O +( O +rs2476601 O +- O +rs12730735 O +- O +rs11102685 O +) O +were O +selected O +for O +which O +we O +estimated O +the O +genotypic O +relative O +risks O +( O +GRRs O +) O +of O +the O +corresponding O +genotypes O +. O + +On O +the O +basis O +of O +these O +GRRs O +we O +defined O +four O +at O +- O +risk O +genotypic O +classes O +. O + +Relative O +to O +the O +class O +of O +reference O +risk O +, O +individuals O +had O +a O +risk O +approximately O +multiplied O +by O +two O +, O +three O +, O +or O +four O +. O + +This O +classification O +was O +confirmed O +by O +the O +excess O +of O +identity O +- O +by O +- O +descent O +( O +IBD O +) O +sharing O +( O +IBD O += O +2 O +) O +for O +the O +sibs O +of O +an O +index O +in O +the O +high O +- O +risk O +class O +and O +by O +excess O +of O +non O +- O +IBD O +sharing O +( O +IBD O += O +0 O +) O +when O +the O +index O +belonged O +to O +the O +low O +- O +risk O +class O +. O + +The O +observed O +data O +could O +not O +be O +explained O +by O +the O +role O +of O +a O +single O +variant O +but O +were O +compatible O +either O +with O +a O +joint O +effect O +of O +the O +three O +typed O +SNPs O +of O +PTPN22 O +on O +RA O +or O +with O +the O +role O +of O +two O +untyped O +variants O +. O + +Background O + +The O +single O +- O +nucleotide O +polymorphism O +( O +SNP O +) O +R620W O +, O +also O +denoted O +rs2476601 O +, O +is O +located O +within O +the O +hematopoietic O +- O +specific O +protein O +tyrosine O +phosphatase O +gene O +, O +PTPN22 O +. O + +This O +SNP O +( O +C O +/ O +T O +) O +codes O +for O +an O +amino O +- O +acid O +change O +and O +the O +frequency O +of O +its O +minor O +allele O +T O +has O +been O +recently O +and O +repeatedly O +shown O +to O +be O +increased O +in O +patients B +with O +rheumatoid O +arthritis O +( O +RA O +) O +[ O +1 O +] O +. O + +The O +allele O +T O +confers O +1 O +. O +7 O +- O +to O +1 O +. O +9 O +- O +fold O +increased O +risk O +to O +heterozygote O +and O +higher O +risks O +to O +homozygote O +carriers O +[ O +2 O +] O +compared O +to O +the O +non O +- O +carrier O +individuals O +. O + +This O +variant O +is O +also O +well O +known O +to O +be O +associated O +with O +several O +other O +autoimmune O +diseases O +[ O +3 O +] O +, O +such O +as O +systemic O +lupus O +erythematosus O +and O +type O +1 O +diabetes O +. O + +Recently O +, O +Carlton O +et O +al O +. O + +[ O +2 O +] O +studied O +the O +PTPN22 O +genetic O +variations O +in O +the O +North O +American O +Rheumatoid O +Arthritis O +Consortium O +( O +NARAC O +) O +data O +. O + +Using O +the O +information O +on O +several O +SNPs O +typed O +in O +PTPN22 O +, O +they O +compared O +the O +haplotype O +distributions O +in O +NARAC O +patients B +and O +controls O +. O + +They O +demonstrated O +that O +SNP O +R620W O +does O +not O +fully O +explain O +the O +association O +between O +PTPN22 O +and O +RA O +and O +suggested O +the O +effect O +of O +at O +least O +one O +additional O +variant O +in O +the O +PTPN22 O +gene O +. O + +We O +propose O +here O +to O +reanalyze O +the O +NARAC O +data O +using O +both O +association O +and O +linkage O +information O +for O +modeling O +the O +role O +of O +PTPN22 O +in O +RA O +. O + +Methods O + +Data O + +We O +selected O +from O +the O +NARAC O +data O +the O +511 O +families O +with O +affected O +sib O +pairs O +typed O +for O +14 O +SNPs O +of O +PTPN22 O +, O +and O +1404 O +unrelated O +controls O +also O +typed O +for O +all O +these O +SNPs O +. O + +For O +each O +affected O +sib O +pair O +we O +considered O +the O +proband O +as O +an O +index O +RA O +patient B +. O + +The O +R620W O +SNP O +is O +one O +of O +the O +14 O +SNPs O +in O +PTPN22 O +. O + +It O +is O +located O +at O +the O +ninth O +position O +, O +so O +it O +will O +be O +subsequently O +denoted O +as O +SNP O +9 O +. 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O + +Such O +a O +systematic O +testing O +of O +all O +SNPs O +and O +all O +SNP O +combinations O +raises O +the O +problem O +of O +multiple O +and O +non O +- O +independent O +tests O +. O + +This O +problem O +is O +generally O +solved O +by O +the O +implementation O +of O +a O +permutation O +procedure O +that O +allows O +estimation O +of O +corrected O +p O +- O +values O +. O + +Here O +, O +associated O +combinations O +are O +very O +significant O +and O +the O +number O +of O +permutations O +necessary O +to O +discriminate O +them O +would O +be O +extremely O +high O +and O +almost O +unreachable O +. O + +Nevertheless O +, O +the O +chi O +- O +square O +values O +of O +the O +genotypic O +association O +test O +are O +so O +high O +that O +even O +the O +conservative O +Bonferroni O +correction O +can O +be O +used O +. O + +We O +selected O +the O +most O +associated O +and O +parsimonious O +subset O +of O +SNPs O +by O +nested O +chi O +- O +square O +tests O +( O +NCST O +) O +in O +a O +forward O +procedure O +. O + +The O +NCST O +compares O +the O +strength O +of O +association O +between O +nested O +significant O +subsets O +. O + +Genotypic O +relative O +- O +risk O +estimation O + +For O +the O +selected O +subset O +of O +SNPs O +, O +we O +used O +the O +marker O +association O +segregation O +chi O +- O +square O +( O +MASC O +) O +method O +[ O +5 O +] O +to O +compute O +the O +genotypic O +relative O +risk O +( O +GRR O +) O +of O +each O +genotype O +. O + +The O +genotype O +distributions O +of O +index O +and O +controls O +was O +conditional O +on O +the O +fact O +that O +the O +index O +has O +an O +affected O +sib O +. O + +Stratified O +sib O +pair O +IBD O +estimation O + +Conditional O +on O +each O +marker O +genotype O +of O +the O +index O +cases O +, O +the O +number O +of O +parental O +alleles O +identical O +by O +descent O +( O +IBD O +) O +shared O +by O +the O +index O +case O +and O +one O +affected O +sib O +were O +estimated O +on O +PTPN22 O +with O +the O +MERLIN O +software O +[ O +6 O +] O +. O + +MERLIN O +is O +able O +to O +take O +into O +account O +LD O +between O +SNPs O +during O +the O +IBD O +computation O +. O + +So O +the O +estimated O +IBD O +distributions O +are O +computed O +on O +the O +overall O +set O +of O +SNPs O +even O +if O +they O +are O +in O +LD O +. O + +The O +fit O +of O +a O +model O +to O +the O +IBD O +distributions O +stratified O +on O +index O +marker O +genotypes O +[ O +7 O +] O +may O +then O +be O +tested O +by O +the O +MASC O +method O +. O + +Modeling O +PTPN22 O +effect O + +We O +applied O +the O +MASC O +method O +[ O +5 O +] O +to O +find O +the O +most O +parsimonious O +model O +explaining O +the O +overall O +observations O +, O +i O +. O +e O +. O +, O +the O +genotype O +and O +the O +stratified O +sib O +- O +pair O +IBD O +distributions O +. O + +To O +do O +this O +, O +MASC O +requires O +the O +haplotype O +frequencies O +in O +the O +general O +population O +, O +which O +were O +estimated O +on O +the O +unrelated O +controls O +by O +the O +MERLIN O +software O +. O + +The O +MASC O +method O +computes O +the O +expected O +genotype O +marker O +distribution O +and O +the O +expected O +sib O +- O +pair O +IBD O +distributions O +stratified O +on O +marker O +genotypes O +for O +a O +given O +genetic O +model O +. O + +Here O +, O +the O +computation O +of O +the O +genotypic O +distribution O +is O +conditioned O +on O +the O +fact O +that O +index O +cases O +have O +an O +affected O +sib O +. O + +The O +global O +expected O +likelihood O +of O +the O +genetic O +model O +given O +the O +observed O +data O +is O +then O +computed O +as O +the O +product O +of O +the O +likelihoods O +of O +each O +expected O +distribution O +, O +and O +is O +maximized O +on O +the O +model O +parameters O +. O + +The O +fit O +of O +the O +model O +to O +the O +observed O +data O +is O +tested O +by O +a O +likelihood O +ratio O +test O +( O +LRT O +) O +between O +global O +expected O +likelihood O +and O +the O +likelihood O +of O +the O +saturated O +model O +. O + +Results O + +Selection O +of O +associated O +SNPs O + +Many O +subsets O +of O +SNPs O +show O +significant O +associations O +. O + +Table O +1 O +presents O +a O +selection O +of O +the O +most O +associated O +combinations O +of O +one O +, O +two O +, O +and O +three O +SNPs O +. O + +When O +considering O +only O +the O +effect O +of O +a O +single O +SNP O +, O +the O +only O +significant O +associated O +one O +after O +correction O +for O +multiple O +testing O +is O +SNP O +9 O +. O + +The O +combination O +of O +SNPs O +9 O +- O +10 O +is O +the O +one O +which O +, O +among O +the O +combination O +of O +two O +SNPs O +, O +best O +improves O +the O +association O +shown O +by O +the O +SNP O +9 O +alone O +( O +p O += O +0 O +. O +017 O +) O +. O + +The O +subset O +SNPs O +9 O +- O +10 O +- O +11 O +( O +rs2476601 O +- O +rs12730735 O +- O +rs11102685 O +) O +is O +the O +only O +one O +that O +improves O +significantly O +the O +association O +shown O +by O +the O +SNPs O +9 O +- O +10 O +( O +p O += O +0 O +. O +038 O +) O +. O + +Adding O +another O +SNP O +to O +this O +subset O +does O +not O +significantly O +improve O +the O +association O +. O + +Consequently O +, O +all O +the O +subsequent O +analyses O +have O +been O +done O +considering O +SNPs O +9 O +- O +10 O +- O +11 O +and O +their O +ten O +corresponding O +genotypes O +. O + +GRR O +estimation O + +Table O +2 O +displays O +the O +genotypes O +and O +the O +corresponding O +GRRs O +for O +SNP O +9 O +taken O +alone O +( O +columns O +1 O +and O +2 O +) O +and O +for O +the O +set O +of O +the O +three O +SNPs O +9 O +- O +10 O +- O +11 O +( O +columns O +3 O +and O +4 O +) O +. O + +The O +GRRs O +vary O +from O +1 O +to O +2 O +. O +7 O +when O +considering O +only O +SNP O +9 O +, O +whereas O +the O +variation O +ranges O +from O +1 O +to O +4 O +. O +7 O +when O +the O +information O +on O +the O +three O +SNPs O +is O +taken O +into O +account O +. O + +Interestingly O +, O +the O +CC O +genotype O +of O +the O +SNP O +9 O +can O +be O +subdivided O +in O +several O +genotypes O +when O +taking O +into O +account O +the O +genotypes O +for O +SNPs O +10 O +and O +11 O +( O +rows O +1 O +to O +6 O +) O +with O +GRRs O +ranging O +from O +1 O +( O +CC O +- O +GG O +- O +AA O +) O +to O +3 O +. O +6 O +( O +CC O +- O +AA O +- O +GG O +) O +. O + +This O +observation O +demonstrates O +the O +importance O +of O +using O +the O +additional O +information O +on O +SNPs O +10 O +- O +11 O +. O + +Sib O +pair O +IBD O +estimation O + +The O +proportion O +of O +RA O +sibs O +sharing O +0 O +, O +1 O +, O +or O +2 O +parental O +alleles O +for O +PTPN22 O +is O +0 O +. O +26 O +( O +181 O +pairs O +) O +, O +0 O +. O +51 O +( O +362 O +pairs O +) O +, O +and O +0 O +. O +23 O +( O +167 O +pairs O +) O +, O +respectively O +, O +and O +does O +not O +differ O +from O +the O +IBD O +distribution O +0 O +. O +25 O +; O +0 O +. O +5 O +; O +0 O +. O +25 O +expected O +under O +no O +linkage O +. O + +However O +, O +if O +our O +GRRs O +correctly O +reflect O +the O +differential O +risk O +of O +RA O +, O +we O +expect O +to O +see O +differences O +in O +the O +IBD O +vectors O +stratified O +on O +the O +genotypes O +of O +the O +subset O +of O +SNPs O +9 O +- O +10 O +- O +11 O +[ O +7 O +] O +. O + +To O +avoid O +cells O +with O +small O +numbers O +of O +individuals O +we O +pooled O +sib O +pairs O +with O +the O +index O +genotypes O +( O +SNP O +9 O +- O +10 O +- O +11 O +) O +that O +have O +similar O +risk O +. O + +We O +thus O +defined O +four O +arbitrary O +at O +risk O +genotypic O +classes O +: O +the O +low O +risk O +class O +( O +L O +; O +GRR O += O +1 O +; O +19 O +pairs O +) O +, O +the O +intermediate O +risk O +class O +1 O +( O +I1 O +; O +1 O +< O +GRR O +< O += O +2 O +; O +295 O +pairs O +) O +, O +the O +intermediate O +risk O +class O +2 O +( O +I2 O +; O +2 O +< O +GRR O +< O += O +3 O +; O +157 O +pairs O +) O +, O +and O +the O +high O +risk O +class O +( O +H O +; O +GRR O +> O +3 O +; O +34 O +pairs O +) O +. O + +Table O +3 O +shows O +that O +the O +proportion O +of O +IBD O += O +0 O +decreases O +from O +0 O +. O +47 O +to O +0 O +. O +09 O +according O +to O +the O +fact O +that O +the O +index O +belongs O +to O +class O +L O +or O +class O +H O +and O +conversely O +, O +the O +proportion O +of O +IBD O += O +2 O +increases O +from O +0 O +. O +11 O +to O +0 O +. O +26 O +. O + +These O +stratified O +IBD O +distributions O +are O +consistent O +with O +the O +risk O +genotypic O +classes O +. O + +In O +contrast O +, O +the O +IBD O +sharing O +distributions O +stratified O +only O +on O +SNP O +9 O +genotypes O +are O +not O +consistent O +with O +the O +GRR O +estimates O +on O +this O +SNP O +( O +Table O +4 O +) O +. O + +Modeling O +PTPN22 O +effect O + +We O +apply O +the O +MASC O +method O +in O +using O +the O +genotype O +distribution O +only O +on O +the O +SNP O +9 O +and O +the O +IBD O +stratified O +on O +the O +SNP O +9 O +genotypes O +. O + +In O +that O +case O +, O +the O +single O +and O +causal O +effect O +of O +the O +SNP O +9 O +is O +not O +rejected O +( O +p O += O +0 O +. O +29 O +) O +. O + +Then O +, O +we O +model O +the O +effect O +of O +PTPN22 O +using O +the O +four O +genotypic O +groups O +of O +risk O +defined O +on O +the O +genotypes O +of O +the O +combination O +of O +the O +SNPs O +9 O +- O +10 O +- O +11 O +and O +the O +IBD O +information O +stratified O +on O +them O +. O + +In O +this O +case O +, O +we O +reject O +the O +direct O +effect O +of O +SNP O +9 O +( O +p O += O +0 O +. O +005 O +) O +. O + +We O +also O +reject O +the O +effect O +of O +a O +single O +untyped O +SNP O +( O +p O += O +0 O +. O +04 O +) O +. O + +However O +, O +we O +do O +not O +reject O +the O +interactive O +effect O +of O +the O +3 O +SNPs O +( O +p O += O +0 O +. O +53 O +) O +or O +the O +interactive O +effect O +of O +two O +untyped O +SNPs O +. O + +Discussion O + +The O +involvement O +of O +PTPN22 O +and O +HLA O +in O +RA O +susceptibility O +is O +no O +longer O +disputed O +. O + +However O +, O +as O +shown O +by O +Carlton O +et O +al O +. O +and O +confirmed O +in O +this O +study O +, O +the O +role O +of O +PTPN22 O +cannot O +be O +explained O +only O +by O +the O +R620W O +SNP O +. O + +A O +correct O +modeling O +of O +PTPN22 O +is O +important O +and O +shows O +that O +the O +genotypic O +risk O +varies O +much O +more O +( O +1 O +to O +4 O +. O +7 O +) O +than O +reported O +in O +the O +literature O +( O +1 O +to O +2 O +. O +7 O +) O +[ O +4 O +] O +. O + +In O +this O +study O +we O +proposed O +, O +for O +the O +first O +time O +, O +a O +model O +for O +the O +effect O +of O +PTPN22 O +, O +taking O +into O +account O +both O +association O +and O +linkage O +information O +. O + +Another O +method O +, O +called O +LAMP O +[ O +8 O +] O +was O +recently O +proposed O +for O +joint O +modeling O +of O +linkage O +and O +association O +[ O +8 O +] O +. O + +The O +linkage O +information O +used O +by O +the O +LAMP O +method O +is O +the O +global O +IBD O +sharing O +of O +affected O +sib O +pairs O +. O + +However O +, O +it O +is O +very O +important O +to O +note O +that O +the O +power O +of O +model O +discrimination O +strongly O +depends O +on O +the O +association O +and O +linkage O +information O +that O +is O +used O +. O + +As O +shown O +here O +, O +the O +information O +on O +SNP O +9 O +alone O +and O +on O +the O +global O +IBD O +is O +very O +poor O +as O +compared O +with O +that O +of O +the O +three O +SNPs O +9 O +- O +10 O +- O +11 O +and O +to O +the O +stratified O +IBD O +distributions O +on O +the O +four O +at O +- O +risk O +genotype O +groups O +. O + +In O +conclusion O +, O +we O +applied O +a O +four O +- O +step O +strategy O +to O +model O +the O +effect O +of O +a O +candidate O +gene O +covered O +by O +several O +SNPs O +: O +1 O +) O +to O +select O +the O +most O +associated O +set O +of O +SNPs O +; O +2 O +) O +to O +group O +the O +corresponding O +genotypes O +according O +their O +GRRs O +; O +3 O +) O +to O +stratify O +IBD O +sharing O +information O +on O +the O +at O +- O +risk O +genotype O +groups O +; O +4 O +) O +to O +model O +the O +effect O +of O +the O +candidate O +gene O +while O +taking O +into O +account O +both O +linkage O +and O +association O +information O +. O + +This O +strategy O +allowed O +better O +modeling O +of O +the O +effect O +of O +PTPN22 O +in O +RA O +susceptibility O +. O + +Recently O +, O +du O +Montcel O +et O +al O +. O + +[ O +9 O +] O +refined O +the O +modeling O +of O +HLA O +in O +RA O +susceptibility O +. O + +A O +next O +step O +will O +be O +to O +use O +simultaneously O +the O +PTPN22 O +and O +HLA O +information O +to O +evaluate O +their O +joint O +effects O +while O +taking O +into O +account O +important O +covariables O +such O +as O +age O +and O +gender O +. O + +Competing O +interests O + +The O +author O +( O +s O +) O +declare O +that O +they O +have O +no O +competing O +interests O +. O + +Purinergic O +signalling O +in O +the O +subretinal O +space O +: O +a O +role O +in O +the O +communication O +between O +the O +retina O +and O +the O +RPE O + +Abstract O + +The O +retinal O +pigment O +epithelium O +( O +RPE O +) O +is O +separated O +from O +the O +photoreceptor O +outer O +segments O +by O +the O +subretinal O +space O +. O + +While O +the O +actual O +volume O +of O +this O +space O +is O +minimal O +, O +the O +communication O +that O +occurs O +across O +this O +microenvironment O +is O +important O +to O +the O +visual O +process O +, O +and O +accumulating O +evidence O +suggests O +the O +purines O +ATP O +and O +adenosine O +contribute O +to O +this O +communication O +. O + +P1 O +and O +P2 O +receptors O +are O +localized O +to O +membranes O +on O +both O +the O +photoreceptor O +outer O +segments O +and O +on O +the O +apical O +membrane O +of O +the O +RPE O +which O +border O +subretinal O +space O +. O + +ATP O +is O +released O +across O +the O +apical O +membrane O +of O +the O +RPE O +into O +this O +space O +in O +response O +to O +various O +triggers O +including O +glutamate O +and O +chemical O +ischemia O +. O + +This O +ATP O +is O +dephosphorylated O +into O +adenosine O +by O +a O +series O +of O +ectoenzymes O +on O +the O +RPE O +apical O +membrane O +. O + +Regulation O +of O +release O +and O +ectoenzyme O +activity O +in O +response O +to O +light O +- O +sensitive O +signals O +can O +alter O +the O +balance O +of O +purines O +in O +subretinal O +space O +, O +and O +thus O +coordinate O +communication O +across O +subretinal O +space O +with O +the O +visual O +process O +. O + +Introduction O + +The O +retinal O +pigment O +epithelium O +( O +RPE O +) O +lies O +between O +the O +outer O +segments O +of O +the O +photoreceptors O +and O +the O +choroidal O +blood O +supply O +( O +Fig O +. O +1 O +) O +. O + +The O +RPE O +combines O +the O +functions O +of O +epithelial O +and O +glial O +cells O +, O +providing O +a O +barrier O +while O +also O +supporting O +the O +neural O +photoreceptors O +and O +modulating O +their O +function O +. O + +Tight O +communication O +between O +photoreceptors O +and O +the O +RPE O +is O +critical O +to O +coordinate O +the O +multiple O +levels O +of O +interaction O +, O +and O +the O +purinergic O +contribution O +to O +this O +communication O +is O +becoming O +apparent O +. O + +The O +relevance O +of O +this O +purinergic O +input O +is O +emphasized O +by O +the O +many O +functional O +effects O +of O +P1 O +and O +P2 O +receptor O +stimulation O +and O +by O +the O +multiple O +mechanisms O +in O +place O +to O +regulate O +subretinal O +levels O +of O +purine O +agonists O +. O + +As O +the O +dynamics O +of O +ATP O +release O +and O +extracellular O +conversion O +into O +adenosine O +will O +modify O +agonist O +availability O +, O +the O +modulation O +of O +these O +processes O +can O +exert O +a O +temporal O +control O +on O +purinergic O +signaling O +. O + +The O +following O +review O +will O +outline O +the O +main O +interactions O +between O +the O +RPE O +and O +photoreceptors O +, O +describe O +the O +effects O +of O +stimulating O +purinergic O +receptors O +on O +both O +sides O +of O +subretinal O +space O +, O +and O +summarize O +how O +levels O +of O +ATP O +, O +ADP O +, O +and O +adenosine O +are O +manipulated O +in O +this O +microenvironment O +. O + +Fig O +. O +1Schematic O +illustration O +of O +the O +key O +components O +of O +purinergic O +signaling O +in O +the O +subretinal O +microenvironment O +. O + +Stimulation O +of O +P2 O +receptors O +on O +the O +RPE O +can O +enhance O +transepithelial O +fluid O +absorption O +while O +P1 O +receptors O +can O +modulate O +phagocytosis O +. O + +ATP O +released O +through O +CFTR O +and O +other O +Cl O +- O +channels O +can O +stimulate O +P2 O +receptors O +or O +be O +converted O +to O +ADP O +, O +AMP O +, O +and O +adenosine O +( O +Ado O +) O +by O +a O +series O +of O +ectonucleotidases O +present O +on O +the O +apical O +membrane O +of O +the O +RPE O +. O + +By O +controlling O +the O +balance O +of O +extracellular O +purines O +available O +to O +stimulate O +these O +receptors O +these O +mechanisms O +can O +control O +levels O +of O +endogenous O +purines O +available O +to O +activate O +the O +receptors O +. O + +While O +theoretically O +possible O +, O +it O +remains O +to O +be O +determined O +whether O +these O +subretinal O +purines O +can O +actually O +stimulate O +photoreceptors O + +Purines O +and O +subretinal O +space O + +RPE O +- O +photoreceptor O +interactions O +across O +the O +subretinal O +space O + +The O +outer O +segments O +of O +the O +rods O +and O +cones O +are O +responsible O +for O +the O +initial O +stages O +of O +vision O +, O +converting O +photon O +energy O +into O +a O +series O +of O +enzymatic O +reactions O +that O +close O +the O +light O +- O +sensitive O +channels O +on O +the O +photoreceptor O +plasma O +membrane O +, O +hyperpolarize O +the O +cells O +, O +and O +reduce O +the O +release O +of O +glutamate O +from O +the O +synaptic O +terminals O +[ O +1 O +, O +2 O +] O +. O + +Efficient O +photoreceptor O +function O +depends O +upon O +both O +short O +- O +term O +and O +long O +- O +term O +support O +from O +the O +RPE O +. O + +The O +critical O +nature O +of O +these O +interactions O +is O +evident O +from O +the O +rapid O +degeneration O +of O +photoreceptors O +in O +the O +absence O +of O +a O +healthy O +RPE O +layer O +and O +by O +the O +RPE O +localization O +of O +defective O +gene O +product O +in O +some O +forms O +of O +hereditary O +photoreceptor O +degeneration O +[ O +3 O +] O +. O + +The O +apical O +membrane O +of O +the O +RPE O +is O +separated O +from O +the O +plasma O +membrane O +of O +the O +outer O +segments O +by O +an O +extracellular O +space O +of O +only O +10 O +- O +20 O +nm O +[ O +4 O +] O +. O + +Although O +small O +, O +this O +subretinal O +space O +contains O +a O +highly O +structured O +matrix O +which O +ensheathes O +the O +outer O +segments O +and O +extends O +to O +the O +RPE O +[ O +5 O +, O +6 O +] O +. O + +The O +presence O +of O +enzymes O +within O +this O +interphotoreceptor O +matrix O +emphasizes O +that O +this O +extracellular O +space O +itself O +is O +functionally O +active O +[ O +7 O +, O +8 O +] O +. O + +This O +intimate O +anatomical O +relationship O +between O +photoreceptors O +and O +the O +RPE O +reflects O +multiple O +functional O +interactions O +. O + +For O +example O +, O +the O +RPE O +accepts O +, O +recycles O +, O +and O +exports O +central O +components O +of O +the O +phototransduction O +process O +[ O +9 O +] O +. O + +The O +outer O +segments O +are O +continuously O +resynthesized O +, O +and O +the O +phagocytosis O +, O +degradation O +, O +and O +processing O +of O +shed O +outer O +segment O +tips O +by O +the O +RPE O +cells O +is O +central O +to O +this O +renewal O +[ O +10 O +] O +. O + +The O +ion O +channels O +and O +transporters O +on O +the O +apical O +membrane O +of O +the O +RPE O +help O +regulate O +the O +ionic O +composition O +of O +the O +subretinal O +space O +[ O +11 O +] O +. O + +As O +extracellular O +levels O +of O +ions O +can O +modify O +the O +ionic O +driving O +forces O +across O +the O +photoreceptor O +plasma O +membrane O +, O +these O +RPE O +transporters O +can O +influence O +the O +state O +of O +neural O +activity O +. O + +The O +transport O +of O +fluid O +and O +ions O +from O +the O +apical O +membrane O +to O +basolateral O +membrane O +of O +the O +RPE O +is O +also O +one O +of O +the O +main O +forces O +keeping O +the O +retina O +attached O +[ O +12 O +] O +. O + +The O +control O +of O +photoreceptor O +activity O +by O +light O +gives O +a O +rapid O +temporal O +dependence O +to O +some O +interactions O +between O +the O +photoreceptors O +and O +the O +RPE O +. O + +The O +volume O +of O +subretinal O +space O +increases O +in O +response O +to O +light O +[ O +13 O +] O +, O +linking O +small O +changes O +in O +the O +ionic O +composition O +of O +the O +subretinal O +space O +with O +activity O +of O +the O +RPE O +transport O +mechanisms O +which O +maintain O +this O +volume O +[ O +14 O +, O +15 O +] O +. O + +Other O +processes O +are O +controlled O +on O +a O +diurnal O +cycle O +. O + +The O +shed O +tips O +of O +the O +outer O +segments O +are O +phagocytosed O +by O +the O +RPE O +soon O +after O +the O +onset O +of O +light O +[ O +16 O +, O +17 O +] O +. O + +These O +processes O +can O +both O +be O +modulated O +by O +purine O +levels O +in O +subretinal O +space O +, O +indicating O +purinergic O +regulation O +is O +important O +over O +multiple O +time O +scales O +. O + +Purinergic O +receptors O +on O +photoreceptors O + +A2 O +adenosine O +receptors O +were O +localized O +to O +both O +the O +inner O +and O +outer O +segments O +of O +photoreceptor O +outer O +segments O +over O +a O +decade O +ago O +by O +Blazynski O +and O +colleagues O +[ O +18 O +] O +, O +with O +more O +recent O +reports O +emphasizing O +their O +functional O +role O +. O + +A2 O +agonists O +inhibit O +the O +L O +- O +type O +Ca2 O ++ O +channel O +on O +rod O +outer O +segments O +[ O +19 O +] O +and O +can O +inhibit O +the O +synaptic O +release O +of O +glutamate O +from O +rods O +, O +suggesting O +changes O +in O +adenosine O +levels O +in O +subretinal O +space O +could O +modulate O +light O +sensitivity O +[ O +20 O +] O +. O + +The O +A2 O +agonist O +DPMA O +and O +the O +adenosine O +deaminase O +inhibitor O +EHNA O +reduce O +mRNA O +for O +opsin O +in O +rods O +, O +suggesting O +that O +endogenous O +levels O +of O +adenosine O +can O +downregulate O +opsin O +message O +at O +night O +[ O +21 O +] O +. O + +EHNA O +and O +the O +A2A O +receptor O +agonist O +CGS21680 O +also O +increase O +the O +survival O +of O +chick O +embryonic O +photoreceptors O +in O +culture O +[ O +22 O +] O +, O +indicating O +a O +long O +- O +term O +neuroprotective O +role O +for O +adenosine O +. O + +P2 O +receptors O +are O +also O +present O +in O +the O +photoreceptors O +. O + +mRNA O +for O +the O +P2X2 O +receptor O +is O +expressed O +in O +the O +photoreceptor O +cell O +bodies O +, O +with O +immunohistochemical O +localization O +of O +the O +protein O +to O +outer O +segments O +[ O +23 O +] O +. O + +In O +situ O +hybridization O +indicates O +the O +photoreceptor O +layer O +has O +the O +highest O +level O +of O +P2Y2 O +receptor O +of O +any O +region O +in O +the O +rabbit B +retina O +, O +although O +staining O +was O +not O +pronounced O +in O +monkey O +[ O +24 O +] O +. O + +P2X7 O +receptors O +have O +recently O +been O +localized O +to O +photoreceptor O +synaptic O +terminals O +, O +with O +evidence O +for O +ecto O +- O +ATPase O +activity O +in O +the O +synapse O +, O +and O +functional O +evidence O +suggesting O +ATP O +augments O +transmission O +of O +the O +light O +response O +by O +rods O +[ O +25 O +] O +. O + +It O +was O +suggested O +that O +ATP O +might O +be O +co O +- O +released O +from O +photoreceptors O +with O +glutamate O +, O +although O +this O +remains O +to O +be O +tested O +directly O +. O + +Purinergic O +receptors O +on O +the O +RPE O + +Stimulation O +of O +P1 O +receptors O +can O +have O +a O +considerable O +impact O +on O +RPE O +cells O +. O + +A2 O +receptors O +have O +been O +recognized O +on O +cultured O +and O +fresh O +RPE O +cells O +for O +some O +time O +[ O +26 O +, O +27 O +] O +, O +with O +in O +situ O +hybridization O +confirming O +the O +presence O +of O +A2A O +receptors O +in O +rat B +RPE O +[ O +28 O +] O +. O + +Stimulation O +of O +A2 O +receptors O +reduces O +the O +rate O +of O +rod O +outer O +segment O +phagocytosis O +by O +RPE O +cells O +[ O +29 O +] O +, O +while O +application O +of O +adenosine O +to O +the O +apical O +membrane O +of O +chick O +RPE O +cells O +increases O +the O +basolateral O +Cl O +- O +conductance O +, O +the O +transepithelial O +potential O +, O +and O +the O +c O +- O +wave O +, O +and O +decreases O +the O +hyperpolarization O +of O +the O +basal O +membrane O +in O +response O +to O +light O +[ O +30 O +] O +. O + +Although O +adenosine O +alone O +does O +not O +increase O +intracellular O +Ca2 O ++ O +levels O +[ O +31 O +] O +, O +adenosine O +acts O +synergistically O +with O +ATP O +to O +elevate O +Ca2 O ++ O +levels O +in O +human B +RPE O +cells O +by O +stimulating O +both O +A1 O +and O +A2A O +receptors O +[ O +32 O +, O +33 O +] O +. O + +Stimulation O +of O +A1 O +receptors O +with O +high O +doses O +of O +NECA O +increases O +the O +active O +transport O +of O +fluorescein O +across O +the O +RPE O +, O +while O +activation O +of O +A2A O +receptors O +decreases O +this O +transport O +, O +and O +by O +extension O +, O +transport O +of O +the O +ions O +that O +underlie O +fluid O +movement O +[ O +34 O +] O +. O + +Stimulation O +of O +A1 O +and O +A2A O +receptors O +produces O +analogous O +increases O +and O +decreases O +, O +respectively O +, O +in O +the O +absorption O +of O +subretinal O +fluid O +blebs O +. O + +This O +is O +consistent O +with O +the O +negative O +coupling O +of O +the O +A1 O +receptor O +and O +the O +positive O +coupling O +of O +the O +A2 O +receptors O +to O +adenylate O +cyclase O +, O +as O +increasing O +cAMP O +inhibits O +the O +transport O +of O +fluid O +across O +the O +RPE O +towards O +the O +choroid O +[ O +35 O +- O +37 O +] O +. O + +The O +agonist O +2 O +- O +Cl O +adenosine O +reverses O +the O +deficit O +in O +phosphoinositide O +metabolism O +found O +in O +diabetic O +RPE O +cells O +[ O +38 O +] O +, O +suggesting O +effects O +on O +metabolism O +in O +addition O +to O +transport O +and O +phagocytosis O +. O + +Multiple O +P2 O +receptors O +have O +been O +localized O +to O +the O +RPE O +. O + +The O +P2Y2 O +receptor O +was O +initially O +characterized O +in O +cultured O +human B +RPE O +[ O +31 O +] O +, O +with O +subsequent O +reports O +localizing O +transcript O +for O +P2Y1 O +, O +P2Y2 O +, O +P2Y4 O +, O +and O +P2Y6 O +in O +the O +rat B +RPE O +/ O +choroid O +[ O +39 O +] O +and O +for O +P2Y1 O +and O +P2Y12 O +receptors O +in O +ARPE O +- O +19 O +cells O +[ O +40 O +] O +, O +and O +functionally O +identifying O +a O +P2X O +receptor O +in O +rat B +RPE O +cells O +[ O +41 O +] O +. O + +ATP O +, O +ADP O +, O +and O +UTP O +induce O +numerous O +effects O +on O +RPE O +physiology O +[ O +32 O +, O +33 O +, O +42 O +, O +43 O +] O +. O + +While O +these O +effects O +likely O +involve O +multiple O +different O +receptor O +types O +, O +the O +contributions O +of O +the O +P2Y2 O +receptor O +have O +been O +explored O +in O +most O +detail O +to O +date O +. O + +The O +P2Y2 O +receptor O +has O +been O +specifically O +localized O +to O +the O +apical O +membrane O +of O +fresh O +bovine B +RPE O +cells O +, O +and O +addition O +of O +ATP O +to O +this O +membrane O +transiently O +elevates O +Ca2 O ++ O +, O +activates O +a O +basolateral O +Cl O +- O +conductance O +, O +inhibits O +an O +apical O +K O ++ O +conductance O +, O +and O +increases O +the O +apical O +to O +basolateral O +flow O +of O +fluid O +[ O +43 O +] O +. O + +This O +increased O +absorption O +of O +fluid O +from O +the O +subretinal O +space O +suggests O +P2Y2 O +receptor O +stimulation O +could O +reduce O +the O +excess O +fluid O +that O +accumulates O +in O +retinal O +edemas O +, O +and O +several O +reports O +have O +supported O +this O +theory O +. O + +ATP O +, O +UTP O +, O +and O +the O +P2Y2 O +receptor O +agonist O +INS37217 O +decrease O +the O +size O +of O +subretinal O +fluid O +blebs O +when O +injected O +into O +subretinal O +space O +of O +rats B +[ O +44 O +] O +. O + +In O +both O +normal O +and O +rds O ++ O +/ O +- O +mice B +with O +experimentally O +induced O +detachment O +, O +INS31217 O +improves O +the O +ERG O +recovery O +and O +decreased O +cell O +death O +[ O +45 O +] O +. O + +INS37217 O +also O +reduces O +subretinal O +blebs O +in O +rabbits B +[ O +46 O +] O +. O + +Injection O +of O +another O +P2Y2 O +agonist O +, O +INS542 O +, O +increases O +the O +active O +transport O +of O +fluorescein O +across O +the O +RPE O +, O +consistent O +with O +this O +upregulation O +of O +ion O +and O +fluid O +transport O +across O +the O +tissue O +[ O +47 O +] O +. O + +Together O +these O +experiments O +emphasize O +the O +clinical O +potential O +of O +treating O +retinal O +edema O +with O +P2Y2 O +agonists O +. O + +Regulation O +of O +purine O +levels O +in O +subretinal O +space O + +While O +synthesized O +purinergic O +agonists O +may O +prove O +useful O +in O +treating O +some O +ocular O +disorders O +, O +the O +endogenous O +activation O +of O +P1 O +and O +P2 O +receptors O +in O +the O +subretinal O +microenvironment O +will O +ultimately O +be O +determined O +by O +availability O +of O +agonists O +. O + +These O +levels O +are O +largely O +controlled O +by O +the O +release O +of O +ATP O +into O +the O +subretinal O +space O +, O +its O +conversion O +into O +other O +purines O +including O +adenosine O +, O +and O +the O +manipulation O +of O +adenosine O +by O +enzymes O +or O +transporters O +. O + +Recent O +work O +has O +increased O +our O +understanding O +of O +both O +the O +stimuli O +that O +initiate O +changes O +in O +subretinal O +purine O +levels O +and O +the O +mechanisms O +that O +mediate O +these O +changes O +. O + +Release O +of O +ATP O +by O +the O +RPE O + +At O +least O +some O +of O +the O +ATP O +capable O +of O +stimulating O +the O +purinergic O +receptors O +on O +RPE O +cells O +is O +released O +from O +the O +RPE O +itself O +. O + +The O +resulting O +autocrine O +stimulation O +ensures O +local O +delivery O +, O +and O +control O +, O +of O +purines O +to O +initiate O +the O +physiologic O +changes O +in O +the O +RPE O +. O + +The O +release O +of O +ATP O +by O +RPE O +cells O +is O +triggered O +by O +multiple O +stimuli O +including O +osmotic O +stress O +, O +bFGF O +, O +UTP O +, O +NMDA O +, O +glutamate O +, O +and O +ATP O +[ O +39 O +, O +40 O +, O +48 O +- O +51 O +] O +. O + +The O +ATP O +release O +following O +activation O +of O +NMDA O +receptors O +by O +glutamate O +may O +have O +the O +most O +interesting O +implications O +for O +communication O +across O +subretinal O +space O +, O +given O +that O +glutamate O +confers O +the O +light O +signal O +from O +photoreceptors O +to O +the O +rest O +of O +the O +visual O +system O +. O + +Glutamate O +and O +the O +specific O +receptor O +agonist O +NMDA O +triggers O +ATP O +release O +from O +ARPE O +- O +19 O +cells O +, O +with O +the O +release O +inhibited O +by O +NMDA O +antagonist O +MK O +- O +801 O +, O +and O +by O +DCKA O +, O +which O +inhibits O +the O +glycine O +B O +binding O +site O +on O +NMDA O +receptors O +[ O +51 O +, O +52 O +] O +. O + +Although O +NMDA O +raises O +intracellular O +Ca2 O ++ O +levels O +, O +this O +increase O +is O +prevented O +by O +eliminating O +ATP O +with O +apyrase O +, O +indicating O +autostimulation O +through O +released O +ATP O +is O +responsible O +for O +this O +Ca2 O ++ O +signal O +. O + +NMDA O +also O +triggers O +a O +release O +of O +ATP O +when O +applied O +to O +the O +intact O +bovine B +RPE O +eyecup O +[ O +51 O +] O +. O + +The O +NMDA O +receptors O +and O +the O +ATP O +release O +sites O +have O +been O +functionally O +identified O +to O +the O +apical O +membrane O +of O +the O +bovine B +RPE O +, O +suggesting O +the O +neurotransmitter O +interactions O +could O +amplify O +the O +signal O +from O +any O +glutamate O +reaching O +subretinal O +space O +. O + +The O +ability O +of O +both O +UTP O +and O +ATP O +to O +stimulate O +release O +of O +ATP O +from O +the O +RPE O +supports O +the O +theory O +that O +the O +system O +acts O +to O +amplify O +signals O +. O + +When O +applied O +at O +greater O +than O +1 O +mu O +M O +, O +ATP O +triggers O +a O +secondary O +release O +of O +ATP O +peaking O +10 O +min O +after O +the O +initial O +stimuli O +[ O +40 O +] O +. O + +UTP O +also O +initiates O +a O +release O +in O +extracellular O +ATP O +with O +a O +similar O +delay O +[ O +48 O +] O +. O + +The O +rise O +in O +ATP O +triggered O +by O +UTP O +is O +inhibited O +by O +the O +Cl O +- O +channel O +blocker O +NPPB O +, O +and O +UDP O +is O +much O +less O +effective O +at O +triggering O +release O +than O +UTP O +; O +both O +observations O +suggest O +the O +P2Y2 O +receptor O +contributes O +to O +the O +increase O +in O +ATP O +more O +than O +diphosphokinase O +, O +although O +influence O +from O +the O +enzyme O +cannot O +be O +ruled O +out O +[ O +53 O +] O +. O + +Recent O +evidence O +suggests O +that O +ischemia O +may O +lead O +to O +the O +release O +of O +ATP O +from O +RPE O +cells O +. O + +Chemical O +ischemia O +triggers O +a O +substantial O +ATP O +release O +from O +cardiac O +myocytes O +[ O +54 O +] O +, O +while O +changes O +in O +oxygen O +levels O +trigger O +ATP O +release O +in O +central O +chemoreceptors O +[ O +55 O +] O +. O + +We O +found O +that O +exposure O +to O +sodium O +cyanide O +led O +to O +a O +rapid O +release O +of O +ATP O +from O +ARPE O +- O +19 O +cells O +( O +Fig O +. O +2 O +) O +. O + +As O +hypoxic O +and O +/ O +or O +ischemic O +challenge O +may O +lead O +to O +changes O +in O +the O +expression O +of O +growth O +factors O +in O +RPE O +cells O +during O +certain O +ocular O +disorders O +such O +as O +macular O +degeneration O +[ O +56 O +] O +, O +and O +as O +purines O +can O +induce O +expression O +of O +VEGF O +in O +other O +cells O +[ O +57 O +] O +, O +this O +ATP O +release O +may O +contribute O +to O +growth O +factor O +signaling O +by O +the O +diseased O +RPE O +. O + +Fig O +. O +2Chemical O +ischemia O +triggers O +ATP O +release O +from O +ARPE O +- O +19 O +cells O +. O + +ATP O +release O +was O +measured O +in O +the O +bath O +directly O +from O +cells O +plated O +in O +96 O +- O +well O +plates O +to O +which O +the O +luciferin O +- O +luciferase O +reaction O +mixture O +was O +added O +[ O +51 O +] O +. O + +Left O +Levels O +of O +ATP O +in O +the O +bath O +after O +addition O +of O +5 O +mM O +NaCN O +to O +the O +cells O +. O + +Measurement O +began O +1 O +min O +after O +addition O +of O +NaCN O +or O +control O +solution O +to O +wells O +. O + +Right O +Levels O +of O +ATP O +measured O +at O +the O +peak O +, O +3 O +min O +after O +addition O +of O +NaCN O +( O +n O += O +12 O +) O +. O + +Levels O +were O +normalized O +to O +concurrent O +levels O +in O +control O +( O +n O += O +14 O +) O +. O + +Symbols O +and O +bars O +represent O +mean O ++ O +/ O +- O +SE O +, O +* O +p O +< O +0 O +. O +001 O + +The O +particular O +conduit O +for O +ATP O +release O +varies O +with O +the O +stimuli O +. O + +The O +release O +in O +response O +to O +hypotonic O +challenge O +is O +largely O +dependent O +upon O +CFTR O +, O +as O +it O +was O +prevented O +by O +the O +specific O +CFTR O +inhibitor O +CFTR172 O +in O +addition O +to O +the O +more O +general O +blocker O +glybenclamide O +[ O +50 O +] O +. O + +While O +the O +precise O +mechanisms O +by O +which O +CFTR O +contributes O +to O +this O +release O +are O +not O +yet O +known O +, O +a O +role O +for O +CFTR O +in O +ATP O +release O +into O +subretinal O +space O +is O +consistent O +with O +the O +reduction O +of O +certain O +ERG O +components O +in O +cftr O +- O +/ O +- O +mice B +[ O +58 O +] O +and O +with O +the O +ability O +of O +apical O +ATP O +to O +activate O +conductances O +associated O +with O +these O +ERG O +components O +[ O +43 O +] O +. O + +The O +release O +of O +ATP O +is O +also O +largely O +blocked O +by O +the O +vesicular O +transport O +inhibitor O +brefeldin O +A O +, O +suggesting O +the O +two O +processes O +occurred O +in O +series O +whereby O +ATP O +efflux O +follows O +the O +insertion O +of O +vesicles O +containing O +CFTR O +into O +the O +plasma O +membrane O +. O + +Although O +the O +Ca2 O ++ O +chelator O +BAPTA O +blocks O +this O +ATP O +release O +[ O +50 O +] O +, O +raising O +Ca2 O ++ O +alone O +with O +ionophore O +ionomycin O +does O +not O +itself O +initiate O +release O +[ O +48 O +] O +. O + +This O +necessary O +but O +not O +sufficient O +contribution O +of O +Ca2 O ++ O +also O +supports O +a O +role O +for O +vesicular O +insertion O +. O + +In O +contrast O +to O +the O +release O +following O +hypotonic O +challenge O +, O +the O +ATP O +release O +in O +response O +to O +NMDA O +does O +not O +involve O +CFTR O +[ O +51 O +] O +. O + +Release O +is O +blocked O +by O +NPPB O +, O +however O +, O +suggesting O +another O +type O +of O +anion O +channel O +could O +serve O +as O +a O +conduit O +for O +ATP O +release O +. O + +The O +presence O +of O +parallel O +mechanisms O +coexisting O +on O +the O +same O +cell O +for O +ATP O +release O +triggered O +by O +either O +agonists O +or O +by O +cell O +swelling O +has O +also O +been O +reported O +in O +astrocytes O +[ O +59 O +] O +and O +may O +reflect O +the O +multiple O +roles O +of O +purinergic O +signaling O +within O +a O +given O +tissue O +. O + +As O +both O +stimuli O +lead O +to O +release O +across O +the O +apical O +membrane O +into O +subretinal O +space O +, O +both O +are O +expected O +to O +influence O +signaling O +in O +the O +microenvironment O +. O + +Interconversion O +of O +purines O +in O +subretinal O +space O + +The O +interconversion O +of O +nucleotides O +and O +nucleosides O +each O +capable O +of O +stimulating O +distinct O +receptors O +makes O +the O +purinergic O +signaling O +system O +of O +particular O +interest O +in O +a O +confined O +region O +such O +as O +the O +subretinal O +space O +. O + +The O +main O +enzymes O +responsible O +for O +dephosphorylating O +extracellular O +ATP O +on O +the O +RPE O +cells O +have O +been O +analyzed O +and O +a O +basic O +understanding O +of O +their O +regulation O +has O +begun O +. O + +This O +section O +first O +describes O +the O +enzymes O +that O +act O +on O +ATP O +and O +ADP O +, O +followed O +by O +enzymes O +which O +convert O +AMP O +into O +adenosine O +. O + +The O +dephosphorylation O +of O +extracellular O +ATP O +by O +RPE O +cells O +involves O +enzymes O +from O +multiple O +families O +[ O +40 O +] O +, O +as O +found O +in O +airway O +epithelial O +cells O +[ O +60 O +] O +. O + +Degradation O +of O +ATP O +by O +the O +apical O +membrane O +of O +the O +fresh O +bovine B +eyecup O +and O +by O +ARPE O +- O +19 O +cells O +is O +inhibited O +by O +ARL67156 O +or O +beta O +gamma O +mATP O +. O + +Message O +for O +eNPP1 O +, O +eNPP2 O +, O +and O +eNPP3 O +is O +present O +in O +ARPE O +- O +19 O +cells O +, O +consistent O +with O +the O +preference O +of O +beta O +gamma O +mATP O +for O +members O +of O +the O +eNPP O +family O +[ O +61 O +] O +. O + +The O +cells O +also O +express O +NTPDase2 O +, O +and O +NTPDase3 O +, O +although O +the O +intermittent O +presence O +of O +NTPDase1 O +likely O +reflects O +a O +regulated O +process O +[ O +40 O +] O +. O + +Ecto O +- O +alkaline O +phosphatase O +has O +no O +effect O +on O +ATP O +degradation O +in O +RPE O +cells O +, O +in O +contrast O +to O +its O +considerable O +contribution O +in O +airway O +epithelium O +[ O +62 O +] O +. O + +The O +putative O +contribution O +from O +diphosphokinases O +to O +interconversion O +of O +subretinal O +purines O +is O +presently O +unknown O +. O + +Extracellular O +AMP O +is O +rapidly O +dephosphorylated O +into O +adenosine O +in O +subretinal O +space O +. O + +The O +production O +of O +adenosine O +from O +ATP O +at O +the O +apical O +membrane O +of O +the O +bovine B +RPE O +eyecup O +is O +inhibited O +by O +the O +ecto O +- O +5 O +' O +- O +nucleotidase O +inhibitor O +alpha O +beta O +mADP O +, O +confirming O +a O +role O +for O +this O +enzyme O +[ O +63 O +] O +. O + +The O +enzyme O +is O +localized O +to O +rat B +RPE O +and O +ARPE O +- O +19 O +cells O +immunohistochemicall O +. O + +Degradation O +of O +5 O +' O +AMP O +is O +highest O +near O +the O +subretinal O +space O +of O +rat B +retina O +[ O +63 O +] O +, O +although O +localization O +in O +mouse B +indicated O +larger O +amounts O +of O +ecto O +- O +5 O +' O +- O +nucleotidase O +at O +the O +tips O +of O +adjacent O +M O +u O +ller O +cells O +[ O +64 O +] O +. O + +Levamisole O +does O +not O +inhibit O +the O +dephosphorylation O +of O +5 O +' O +AMP O +by O +the O +RPE O +, O +consistent O +with O +the O +absence O +of O +substantial O +ecto O +- O +alkaline O +phosphatase O +in O +subretinal O +space O +. O + +The O +presence O +of O +light O +may O +alter O +the O +levels O +of O +adenosine O +in O +subretinal O +space O +. O + +Epinephrine O +is O +released O +at O +the O +onset O +of O +light O +[ O +65 O +] O +and O +stimulation O +of O +the O +RPE O +with O +epinephrine O +can O +decrease O +activity O +of O +ecto O +- O +5 O +' O +- O +nucleotidase O +[ O +63 O +] O +. O + +While O +norepinephrine O +and O +phenylephrine O +lead O +to O +similar O +decreases O +in O +enzyme O +activity O +, O +prazosin O +and O +corynanthine O +block O +the O +effects O +of O +norepinephrine O +, O +implicating O +the O +alpha O +1 O +epinephrine O +receptor O +in O +the O +inhibition O +of O +ecto O +- O +5 O +' O +- O +nucleotidase O +[ O +63 O +] O +. O + +The O +kinetics O +of O +inhibition O +are O +consistent O +with O +cleavage O +of O +the O +nucleotidase O +from O +its O +GPI O +anchor O +. O + +The O +phagocytosis O +of O +rod O +outer O +segments O +is O +maximal O +shortly O +after O +light O +onset O +[ O +16 O +] O +, O +and O +this O +phagocytosis O +is O +inhibited O +by O +adenosine O +[ O +29 O +] O +. O + +The O +ability O +of O +epinephrine O +released O +by O +the O +illuminated O +retina O +to O +reduce O +ecto O +- O +5 O +' O +- O +nucleotidase O +activity O +and O +consequently O +adenosine O +levels O +may O +relieve O +this O +inhibition O +and O +enhance O +the O +rate O +of O +phagocytosis O +at O +light O +onset O +. O + +Physiologic O +effects O +of O +subretinal O +purines O +on O +the O +RPE O +and O +photoreceptors O + +The O +number O +of O +purinergic O +receptors O +on O +both O +photoreceptor O +and O +RPE O +membranes O +suggests O +purines O +make O +multiple O +contributions O +to O +the O +physiology O +of O +the O +outer O +retina O +. O + +Our O +increased O +understanding O +of O +how O +agonist O +levels O +in O +subretinal O +space O +are O +controlled O +has O +begun O +to O +indicate O +how O +and O +when O +this O +contribution O +may O +occur O +. O + +Future O +research O +will O +involve O +applying O +these O +findings O +from O +isolated O +systems O +to O +intact O +RPE O +- O +photoreceptor O +models O +, O +and O +pursuing O +the O +role O +of O +defective O +purinergic O +regulation O +in O +ocular O +disease O +. O + +While O +it O +is O +unlikely O +that O +ATP O +released O +across O +the O +apical O +membrane O +of O +the O +RPE O +can O +diffuse O +to O +these O +P2 O +receptors O +in O +the O +outer O +plexiform O +layer O +given O +the O +ecto O +- O +ATPase O +activity O +in O +the O +synaptic O +clef O +[ O +25 O +] O +, O +stimulation O +of O +receptors O +elsewhere O +on O +the O +photoreceptor O +membrane O +is O +possible O +. O + +It O +would O +be O +interesting O +to O +determine O +whether O +ATP O +released O +from O +the O +RPE O +and O +converted O +to O +adenosine O +by O +ecto O +- O +nucleotidases O +can O +actually O +modulate O +the O +response O +to O +light O +by O +stimulating O +the O +A2A O +receptors O +on O +photoreceptor O +outer O +segments O +. O + +The O +impact O +of O +purinergic O +signaling O +on O +chronic O +ocular O +diseases O +is O +also O +of O +interest O +, O +such O +as O +the O +role O +of O +ischemia O +- O +driven O +ATP O +release O +in O +VEGF O +production O +. O + +While O +the O +small O +size O +of O +subretinal O +space O +can O +complicate O +pharmacologic O +manipulation O +within O +the O +intact O +RPE O +- O +photoreceptor O +complex O +, O +molecular O +approaches O +may O +provide O +new O +insight O +into O +how O +endogenous O +purines O +in O +subretinal O +space O +affect O +the O +physiology O +, O +and O +pathophysiology O +, O +of O +both O +RPE O +and O +photoreceptors O +. O + +Comparative O +Genome O +Analysis O +of O +Filamentous O +Fungi O +Reveals O +Gene O +Family O +Expansions O +Associated O +with O +Fungal O +Pathogenesis O + +Abstract O + +Fungi O +and O +oomycetes O +are O +the O +causal O +agents O +of O +many O +of O +the O +most O +serious O +diseases O +of O +plants O +. O + +Here O +we O +report O +a O +detailed O +comparative O +analysis O +of O +the O +genome O +sequences O +of O +thirty O +- O +six O +species O +of O +fungi O +and O +oomycetes O +, O +including O +seven O +plant O +pathogenic O +species O +, O +that O +aims O +to O +explore O +the O +common O +genetic O +features O +associated O +with O +plant O +disease O +- O +causing O +species O +. O + +The O +predicted O +translational O +products O +of O +each O +genome O +have O +been O +clustered O +into O +groups O +of O +potential O +orthologues O +using O +Markov O +Chain O +Clustering O +and O +the O +data O +integrated O +into O +the O +e O +- O +Fungi O +object O +- O +oriented O +data O +warehouse O +( O +http O +: O +/ O +/ O +www O +. O +e O +- O +fungi O +. O +org O +. O +uk O +/ O +) O +. O + +Analysis O +of O +the O +species O +distribution O +of O +members O +of O +these O +clusters O +has O +identified O +proteins O +that O +are O +specific O +to O +filamentous O +fungal O +species O +and O +a O +group O +of O +proteins O +found O +only O +in O +plant O +pathogens O +. O + +By O +comparing O +the O +gene O +inventories O +of O +filamentous O +, O +ascomycetous O +phytopathogenic O +and O +free O +- O +living O +species O +of O +fungi O +, O +we O +have O +identified O +a O +set O +of O +gene O +families O +that O +appear O +to O +have O +expanded O +during O +the O +evolution O +of O +phytopathogens O +and O +may O +therefore O +serve O +important O +roles O +in O +plant O +disease O +. O + +We O +have O +also O +characterised O +the O +predicted O +set O +of O +secreted O +proteins O +encoded O +by O +each O +genome O +and O +identified O +a O +set O +of O +protein O +families O +which O +are O +significantly O +over O +- O +represented O +in O +the O +secretomes O +of O +plant O +pathogenic O +fungi O +, O +including O +putative O +effector O +proteins O +that O +might O +perturb O +host O +cell O +biology O +during O +plant O +infection O +. O + +The O +results O +demonstrate O +the O +potential O +of O +comparative O +genome O +analysis O +for O +exploring O +the O +evolution O +of O +eukaryotic O +microbial O +pathogenesis O +. O + +Introduction O + +Fungi O +and O +oomycetes O +are O +responsible O +for O +many O +of O +the O +world O +' O +s O +most O +devastating O +plant O +diseases O +including O +late O +blight O +disease O +of O +potato B +, O +caused O +by O +the O +oomycete O +pathogen O +Phytophthora B +infestans I +and O +rice B +blast O +disease O +caused O +by O +the O +ascomycete O +fungus O +Magnaporthe B +grisea I +, O +both O +of O +which O +are O +responsible O +for O +very O +significant O +harvest O +losses O +each O +year O +. O + +The O +enormous O +diversity O +of O +crop O +diseases O +caused O +by O +these O +eukaryotic O +micro O +- O +organisms O +poses O +a O +difficult O +challenge O +to O +the O +development O +of O +durable O +disease O +control O +strategies O +. O + +Identifying O +common O +underlying O +molecular O +mechanisms O +necessary O +for O +pathogenesis O +in O +a O +wide O +range O +of O +pathogenic O +species O +is O +therefore O +a O +major O +goal O +of O +current O +research O +. O + +Approximately O +100 O +, O +000 O +species O +of O +fungi O +have O +so O +far O +been O +described O +, O +but O +only O +a O +very O +small O +proportion O +of O +these O +are O +pathogenic O +[ O +1 O +] O +. O + +Phylogenetic O +studies O +have O +, O +meanwhile O +, O +shown O +that O +disease O +- O +causing O +pathogens O +are O +not O +necessarily O +closely O +- O +related O +to O +each O +other O +, O +and O +in O +fact O +are O +spread O +throughout O +all O +taxonomic O +groups O +of O +fungi O +, O +often O +showing O +a O +close O +evolutionary O +relationship O +to O +non O +- O +pathogenic O +species O +[ O +2 O +] O +, O +[ O +3 O +] O +. O + +It O +therefore O +seems O +likely O +that O +phytopathogenicity O +has O +evolved O +as O +a O +trait O +many O +times O +during O +fungal O +and O +oomycete O +evolution O +[ O +1 O +] O +and O +in O +some O +groups O +may O +be O +ancestral O +to O +the O +more O +recent O +emergence O +of O +saprotrophic O +species O +. O + +A O +significant O +effort O +has O +gone O +into O +the O +identification O +of O +pathogenicity O +determinants O +- O +individual O +genes O +that O +are O +essential O +for O +a O +pathogen O +to O +invade O +a O +host O +plant O +successfully O +, O +but O +which O +are O +dispensable O +for O +saprophytic O +growth O +[ O +4 O +] O +, O +[ O +5 O +] O +. O + +However O +, O +far O +from O +being O +novel O +proteins O +encoded O +only O +by O +the O +genomes O +of O +pathogenic O +fungi O +, O +many O +of O +the O +genes O +identified O +so O +far O +encode O +components O +of O +conserved O +signalling O +pathways O +that O +are O +found O +in O +all O +species O +of O +fungi O +, O +such O +as O +the O +mitogen O +activated O +protein O +( O +MAP O +) O +kinases O +[ O +6 O +] O +, O +adenylate O +cyclase O +[ O +7 O +] O +and O +G O +- O +protein O +subunits O +[ O +8 O +] O +. O + +The O +MAP O +kinase O +pathways O +, O +for O +example O +, O +have O +been O +studied O +extensively O +in O +the O +budding O +yeast B +Saccharomyces B +cerevisiae I +and O +trigger O +morphological O +and O +biochemical O +changes O +in O +response O +to O +external O +stimuli O +such O +as O +starvation O +stress O +or O +hyperosmotic O +conditions O +[ O +9 O +] O +. O + +In O +pathogenic O +fungi O +, O +components O +of O +these O +pathways O +have O +evolved O +instead O +to O +regulate O +the O +morphological O +changes O +associated O +with O +plant O +infection O +. O + +For O +example O +, O +appressorium O +formation O +in O +the O +rice B +blast I +fungus I +Magnaporthe B +grisea I +, O +stimulated O +by O +hard O +, O +hydrophobic O +surfaces O +is O +regulated O +by O +a O +MAP O +kinase O +cascade O +[ O +10 O +] O +. O + +This O +pathway O +deploys O +novel O +classes O +of O +G O +- O +protein O +coupled O +receptors O +not O +found O +in O +the O +genome O +of O +S B +. I +cerevisiae I +[ O +11 O +] O +, O +but O +the O +inductive O +signal O +is O +transmitted O +via O +a O +MAP O +kinase O +, O +Pmk1 O +, O +that O +is O +a O +functional O +homologue O +of O +the O +yeast B +Fus3 O +MAP O +kinase O +where O +it O +serves O +a O +role O +in O +pheromone O +signalling O +[ O +10 O +] O +. O + +Similarly O +, O +conserved O +metabolic O +pathways O +such O +as O +the O +glyoxylate O +cycle O +and O +amino O +acid O +biosynthesis O +are O +also O +important O +for O +pathogenesis O +[ O +12 O +] O +- O +[ O +14 O +] O +. O + +This O +may O +in O +some O +cases O +reflect O +the O +nutritional O +environment O +the O +pathogen O +encounters O +when O +growing O +in O +the O +host O +plant O +tissue O +, O +and O +in O +others O +shows O +the O +importance O +of O +simple O +metabolites O +for O +pathogenic O +processes O +, O +such O +as O +the O +role O +of O +glycerol O +as O +a O +compatible O +solute O +for O +generating O +turgor O +pressure O +in O +the O +appressorium O +of O +M B +. I +grisea I +[ O +15 O +] O +. O + +It O +is O +undoubtedly O +the O +case O +, O +however O +, O +that O +identification O +of O +such O +genes O +has O +also O +been O +a O +consequence O +of O +the O +manner O +in O +which O +these O +studies O +have O +been O +carried O +out O +, O +often O +using O +yeast B +as O +a O +model O +organism O +to O +test O +hypotheses O +concerning O +the O +developmental O +biology O +and O +biochemistry O +of O +plant O +pathogenic O +species O +. O + +Other O +pathogenicity O +factors O +identified O +to O +date O +have O +been O +shown O +to O +be O +involved O +in O +functions O +associated O +with O +host O +infection O +, O +such O +as O +plant O +cell O +wall O +degradation O +, O +toxin O +biosynthesis O +and O +protection O +against O +plant O +defences O +[ O +reviewed O +in O +5 O +] O +. O + +Identification O +of O +a O +pathogenicity O +factor O +generally O +involves O +making O +a O +mutant O +fungal O +strain O +with O +a O +non O +- O +functioning O +version O +of O +the O +gene O +by O +targeted O +gene O +deletion O +and O +assaying O +the O +ability O +of O +the O +mutant O +to O +cause O +disease O +. O + +Therefore O +, O +most O +pathogenicity O +factors O +identified O +so O +far O +, O +have O +been O +validated O +in O +only O +a O +small O +number O +of O +genetically O +tractable O +pathogenic O +fungi O +, O +such O +as O +M B +. I +grisea I +and O +the O +corn B +smut O +Ustilago B +maydis I +and O +many O +of O +the O +advances O +in O +understanding O +the O +developmental O +biology O +of O +plant O +infection O +have O +occurred O +in O +these O +model O +pathogens O +[ O +16 O +] O +, O +[ O +17 O +] O +. O + +However O +, O +there O +are O +severe O +limitations O +to O +studying O +pathogenicity O +by O +mutating O +one O +gene O +at O +a O +time O +and O +working O +predominantly O +with O +a O +hypothesis O +- O +driven O +, O +reverse O +genetics O +approach O +. O + +Many O +virulence O +- O +associated O +processes O +, O +for O +instance O +, O +such O +as O +the O +development O +of O +infection O +structures O +and O +haustoria O +, O +are O +likely O +to O +involve O +a O +large O +number O +of O +gene O +products O +and O +so O +there O +is O +likely O +to O +be O +redundancy O +in O +gene O +function O +. O + +One O +example O +of O +this O +is O +cutinase O +, O +a O +type O +of O +methyl O +esterase O +that O +hydrolyses O +the O +protective O +cutin O +layer O +present O +on O +the O +outside O +of O +the O +plant O +epidermis O +. O + +Cutinase O +was O +excluded O +as O +a O +pathogencity O +factor O +for O +M B +. I +grisea I +on O +the O +basis O +that O +a O +mutant O +strain O +containing O +a O +non O +- O +functional O +cutinase O +- O +encoding O +gene O +was O +still O +able O +to O +cause O +rice B +blast O +disease O +[ O +18 O +] O +. O + +However O +, O +sequencing O +of O +the O +M B +. I +grisea I +genome O +has O +shown O +the O +presence O +of O +eight O +potential O +cutinase O +- O +encoding O +genes O +implicated O +in O +virulence O +[ O +19 O +] O +. O + +Additionally O +, O +targeted O +gene O +deletion O +is O +not O +feasible O +in O +many O +important O +pathogens O +and O +the O +normal O +definition O +of O +fungal O +pathogenicity O +cannot O +be O +applied O +in O +the O +case O +of O +obligate O +biotrophs O +, O +such O +as O +the O +powdery O +mildew O +fungus O +Blumeria B +graminis I +, O +which O +cannot O +be O +cultured O +away O +from O +living O +host O +plants O +. O + +Therefore O +, O +new O +approaches O +are O +needed O +to O +identify O +genes O +that O +are O +vital O +for O +the O +process O +of O +pathogenicity O +. O + +These O +include O +high O +- O +throughput O +methods O +such O +as O +microarray O +analysis O +, O +serial O +analysis O +of O +gene O +expression O +( O +SAGE O +) O +, O +insertional O +mutagenesis O +, O +proteomics O +and O +metabolomics O +[ O +19 O +] O +, O +[ O +20 O +] O +and O +are O +dependent O +on O +the O +availability O +of O +genome O +sequence O +information O +. O + +After O +the O +initial O +release O +of O +the O +genome O +of O +the O +budding O +yeast B +S B +. I +cerevisiae I +in O +1996 O +[ O +21 O +] O +, O +the O +number O +of O +publicly O +available O +sequenced O +fungal O +genomes O +has O +recently O +risen O +very O +quickly O +. O + +A O +large O +number O +of O +fungal O +genome O +sequences O +are O +now O +publicly O +available O +, O +including O +those O +from O +several O +phytopathogenic O +fungi O +, O +including O +M B +. I +grisea I +[ O +22 O +] O +, O +Ustilago B +maydis I +[ O +23 O +] O +, O +Gibberella B +zeae I +[ O +24 O +] O +( O +the O +causal O +agent O +of O +head O +blight O +of O +wheat B +and O +barley B +) O +, O +Stagonospora B +nodorum I +[ O +25 O +] O +( O +the O +causal O +agent O +of O +glume O +blotch O +of O +wheat B +) O +, O +the O +grey O +mould O +fungus O +Botrytis B +cinerea I +and O +the O +white O +mould O +fungus O +Sclerotinia B +sclerotiorum I +[ O +reviewed O +in O +19 O +] O +. O + +Comparison O +of O +gene O +inventories O +of O +pathogenic O +and O +non O +- O +pathogenic O +organisms O +offers O +the O +most O +direct O +means O +of O +providing O +new O +information O +concerning O +the O +mechanisms O +involved O +in O +fungal O +and O +oomycete O +pathogenicity O +. O + +In O +this O +report O +, O +we O +have O +developed O +and O +utilized O +the O +e O +- O +Fungi O +object O +- O +oriented O +data O +warehouse O +[ O +26 O +] O +, O +which O +contains O +data O +from O +36 O +species O +of O +fungi O +and O +oomycetes O +and O +deploys O +a O +range O +of O +querying O +tools O +to O +allow O +interrogation O +of O +a O +significant O +amount O +of O +genome O +data O +in O +unparalleled O +detail O +. O + +We O +report O +the O +identification O +of O +new O +gene O +families O +that O +are O +over O +represented O +in O +the O +genomes O +of O +filamentous O +ascomycete O +phytopathogens O +and O +define O +gene O +sets O +that O +are O +specific O +to O +diverse O +fungal O +pathogen O +species O +. O + +We O +also O +report O +the O +putatively O +secreted O +protein O +sets O +which O +are O +produced O +by O +plant O +pathogenic O +fungi O +and O +which O +may O +play O +significant O +roles O +in O +plant O +infection O +. O + +Results O + +Identification O +of O +orthologous O +gene O +sets O +from O +fungal O +and O +oomcyete O +genomes O + +Genome O +sequences O +and O +sets O +of O +predicted O +proteins O +were O +analysed O +from O +34 O +species O +of O +fungi O +and O +2 O +species O +of O +oomycete O +( O +Table O +1 O +) O +. O + +In O +order O +to O +compare O +such O +a O +large O +number O +of O +genomes O +, O +an O +object O +- O +oriented O +data O +warehouse O +has O +been O +constructed O +known O +as O +e O +- O +Fungi O +[ O +26 O +] O +which O +integrates O +genomic O +data O +with O +a O +variety O +of O +functional O +data O +and O +has O +a O +powerful O +set O +of O +queries O +that O +enables O +sophisticated O +, O +whole O +- O +genome O +comparisons O +to O +be O +performed O +. O + +To O +compare O +genome O +inventories O +, O +the O +entire O +set O +of O +predicted O +proteins O +from O +the O +36 O +species O +( O +348 O +, O +787 O +proteins O +) O +were O +clustered O +using O +Markov O +Chain O +Clustering O +[ O +27 O +] O +as O +described O +previously O +[ O +28 O +] O +, O +[ O +29 O +] O +. O + +A O +total O +of O +282 O +, O +061 O +predicted O +proteins O +were O +grouped O +into O +23 O +, O +724 O +clusters O +, O +each O +cluster O +representing O +a O +group O +of O +putative O +orthologues O +. O + +The O +remaining O +66 O +, O +934 O +sequences O +were O +singletons O +, O +the O +products O +of O +unique O +genes O +. O + +A O +total O +of O +165 O +clusters O +contained O +proteins O +from O +all O +36 O +species O +used O +in O +this O +study O +( O +Table O +S1 O +) O +. O + +Not O +surprisingly O +, O +they O +included O +many O +proteins O +involved O +in O +basic O +cellular O +processes O +, O +such O +as O +ribosomal O +proteins O +, O +components O +of O +transcription O +, O +translation O +and O +DNA O +replication O +apparatus O +, O +cytoskeletal O +proteins O +, O +histones O +, O +proteins O +involved O +in O +the O +secretory O +pathway O +, O +protein O +folding O +, O +protein O +sorting O +and O +ubiquitin O +- O +mediated O +proteolysis O +and O +enzymes O +involved O +in O +primary O +metabolism O +. O + +Only O +16 O +clusters O +contained O +proteins O +that O +were O +found O +in O +all O +34 O +species O +of O +fungi O +, O +but O +which O +were O +absent O +from O +the O +two O +species O +of O +oomycete O +( O +Table O +S2 O +) O +. O + +This O +number O +of O +fungal O +- O +specific O +clusters O +is O +surprisingly O +low O +considering O +the O +phylogenetic O +distance O +between O +the O +oomycetes O +and O +fungi O +[ O +30 O +] O +. O + +The O +list O +however O +, O +is O +consistent O +with O +the O +fundamental O +differences O +in O +biology O +between O +fungi O +and O +oomycetes O +and O +included O +proteins O +involved O +in O +fungal O +septation O +, O +glycosylation O +, O +transcriptional O +regulation O +, O +cell O +signalling O +, O +as O +well O +as O +two O +amino O +- O +acyl O +tRNA O +synthetases O +. O + +The O +obligate O +mammalian O +pathogen O +Encephalitozoon B +cuniculi I +, O +a O +microsporidian O +fungus O +, O +has O +a O +reduced O +genome O +that O +codes O +only O +for O +1 O +, O +997 O +proteins O +and O +lacks O +genes O +encoding O +enzymes O +of O +many O +primary O +metabolic O +pathways O +such O +as O +the O +tricarboxylic O +acid O +cycle O +, O +fatty O +acid O +beta O +- O +oxidation O +, O +biosynthetic O +enzymes O +of O +the O +vast O +majority O +of O +amino O +acids O +, O +fatty O +acids O +and O +nucleotides O +, O +as O +well O +as O +components O +of O +the O +respiratory O +electron O +transport O +chain O +and O +F1 O +- O +F0 O +ATP O +synthase O +. O + +It O +also O +lacks O +mitochondria O +and O +peroxisomes O +[ O +31 O +] O +. O + +Therefore O +, O +we O +reasoned O +that O +the O +inclusion O +of O +this O +species O +in O +the O +analysis O +of O +MCL O +clusters O +is O +likely O +to O +result O +in O +underestimation O +of O +the O +number O +of O +groups O +of O +conserved O +proteins O +. O + +By O +discarding O +E B +. I +cuniculi I +, O +there O +are O +377 O +clusters O +that O +contained O +proteins O +from O +35 O +species O +of O +fungi O +and O +oomycetes O +( O +Table O +S3 O +) O +. O + +This O +relatively O +small O +number O +of O +fungal O +- O +conserved O +clusters O +reflects O +the O +large O +evolutionary O +distance O +between O +members O +of O +the O +fungal O +kingdom O +, O +as O +well O +as O +complex O +patterns O +of O +gene O +gains O +and O +losses O +during O +the O +evolution O +of O +fungi O +. O + +Basidiomycetes O +and O +ascomycetes O +are O +thought O +to O +have O +diverged O +nearly O +1 O +, O +000 O +million O +years O +ago O +[ O +32 O +] O +and O +the O +Saccharomycotina O +alone O +are O +more O +evolutionarily O +diverged O +than O +the O +Chordate O +phylum O +of O +the O +animal O +kingdom O +[ O +33 O +] O +. O + +Since O +the O +divergence O +of O +Saccharomycotina O +( O +hemiascomycetes O +) O +and O +Pezizomycotina O +( O +euascomycetes O +) O +, O +the O +genomes O +of O +the O +latter O +have O +greatly O +increased O +in O +size O +, O +partly O +due O +to O +the O +appearance O +of O +novel O +genes O +related O +to O +the O +filamentous O +lifestyle O +. O + +Lineage O +- O +specific O +gene O +losses O +have O +also O +been O +shown O +in O +a O +number O +of O +hemiascomycete O +species O +[ O +34 O +] O +. O + +As O +well O +as O +the O +groups O +of O +proteins O +mentioned O +above O +( O +Table O +S1 O +) O +, O +the O +fungal O +- O +conserved O +clusters O +included O +those O +containing O +enzymes O +from O +primary O +metabolic O +pathways O +not O +present O +in O +E B +. I +cuniculi I +, O +such O +as O +the O +tricarboxylic O +acid O +cycle O +, O +amino O +acid O +metabolism O +, O +fatty O +acid O +biosynthesis O +, O +cholesterol O +biosynthesis O +and O +nucleotide O +metabolism O +, O +as O +well O +as O +components O +of O +the O +respiratory O +electron O +transport O +chain O +and O +F1 O +- O +F0 O +ATP O +synthase O +. O + +The O +conserved O +protein O +clusters O +also O +include O +a O +number O +of O +transporters O +( O +including O +mitochondrial O +transporters O +) O +, O +enzymes O +involved O +in O +haem O +biosynthesis O +, O +autophagy O +- O +related O +proteins O +, O +those O +involved O +in O +protein O +targeting O +to O +the O +peroxisome O +and O +vacuole O +and O +additional O +groups O +of O +proteins O +involved O +in O +signal O +transduction O +that O +are O +not O +present O +in O +E B +. I +cuniculi I +( O +including O +those O +involved O +in O +inosine O +triphosphate O +and O +leukotriene O +metabolism O +) O +. O + +The O +analysis O +also O +showed O +there O +were O +105 O +clusters O +that O +contained O +proteins O +from O +33 O +species O +of O +fungi O +( O +excluding O +E B +. I +cuniculi I +) O +, O +but O +not O +from O +the O +two O +species O +of O +oomycete O +( O +see O +Table O +S4 O +) O +. O + +As O +well O +as O +those O +mentioned O +previously O +( O +Table O +S2 O +) O +, O +the O +group O +includes O +a O +number O +of O +clusters O +of O +transporters O +that O +are O +conserved O +in O +fungi O +but O +not O +found O +in O +oomycetes O +, O +as O +well O +as O +proteins O +involved O +in O +fungal O +cell O +wall O +synthesis O +, O +and O +lipid O +metabolism O +. O + +It O +may O +be O +the O +case O +that O +the O +genomes O +of O +oomycete O +species O +do O +not O +possess O +orthologues O +of O +the O +fungal O +genes O +in O +these O +clusters O +, O +or O +alternatively O +, O +the O +large O +evolutionary O +distance O +between O +the O +oomycetes O +and O +fungi O +mean O +that O +the O +corresponding O +orthologues O +from O +each O +Kingdom O +cluster O +separately O +. O + +Comparative O +analysis O +of O +yeasts O +and O +filamentous O +fungi O + +One O +striking O +difference O +in O +the O +morphology O +of O +species O +of O +fungi O +is O +between O +those O +that O +have O +a O +filamentous O +, O +multi O +- O +cellular O +growth O +habit O +and O +those O +that O +grow O +as O +single O +yeast B +cells O +. O + +There O +is O +some O +overlap O +between O +these O +two O +groups O +; O +because O +some O +fungi O +are O +dimorphic O +or O +even O +pleiomorphic O +, O +switching O +between O +different O +growth O +forms O +depending O +on O +environmental O +conditions O +or O +the O +stage O +of O +their O +life O +cycle O +. O + +For O +example O +, O +the O +corn B +- O +smut O +fungus O +Ustilago B +maydis I +can O +exist O +saprophytically O +as O +haploid O +yeast B +- O +like O +cells O +, O +but O +needs O +to O +form O +a O +dikaryotic O +filamentous O +growth O +form O +in O +order O +to O +infect O +the O +host O +plant O +[ O +23 O +] O +. O + +Generally O +the O +genomes O +of O +the O +filamentous O +fungi O +contain O +more O +protein O +- O +encoding O +genes O +( O +9 O +, O +000 O +- O +17 O +, O +000 O +) O +than O +those O +from O +unicellular O +yeasts O +( O +5 O +, O +000 O +- O +7 O +, O +000 O +) O +, O +perhaps O +reflecting O +their O +greater O +morphological O +complexity O +and O +secondary O +metabolic O +capacity O +. O + +U B +. I +maydis I +, O +however O +, O +has O +6 O +, O +522 O +protein O +encoding O +genes O +, O +perhaps O +reflecting O +its O +lack O +of O +extensive O +secondary O +metabolic O +pathways O +and O +its O +potential O +usefulness O +in O +defining O +the O +minimal O +gene O +sets O +associated O +with O +biotrophic O +growth O +[ O +23 O +] O +. O + +The O +increase O +in O +proteome O +size O +in O +filamentous O +ascomycetes O +may O +be O +due O +to O +the O +expansion O +of O +certain O +gene O +families O +or O +the O +presence O +of O +novel O +genes O +that O +are O +essential O +for O +the O +filamentous O +lifestyle O +. O + +For O +the O +purposes O +of O +this O +study O +, O +the O +filamentous O +fungi O +were O +defined O +as O +the O +filamentous O +ascomycetes O +( O +subphylum O +Pezizomycotina O +) O +, O +basidiomycetes O +and O +zygomycetes O +and O +the O +unicellular O +fungi O +were O +defined O +as O +the O +budding O +yeasts O +( O +order O +Saccharomycetales O +) O +, O +the O +archiascomycete O +Schizosaccharomyces B +pombe I +and O +the O +microsporidian O +fungus O +Encephalitozoon B +cuniculi I +. O + +A O +total O +of O +37 O +MCL O +clusters O +contained O +proteins O +from O +all O +species O +of O +filamentous O +fungi O +, O +but O +no O +species O +of O +unicellular O +fungi O +( O +Table O +2 O +) O +. O + +Interestingly O +, O +eight O +of O +these O +clusters O +also O +contained O +proteins O +from O +both O +species O +of O +oomycete O +represented O +in O +e O +- O +Fungi O +. O + +The O +filamentous O +- O +fungal O +specific O +clusters O +included O +a O +number O +of O +proteins O +that O +are O +involved O +in O +cytoskeletal O +rearrangements O +( O +dedicator O +of O +cytokinesis O +protein O +, O +integrin O +beta O +- O +1 O +- O +binding O +protein O +, O +dynactin O +p62 O +family O +, O +dynein O +light O +intermediate O +chain O +2 O +) O +, O +it O +seems O +likely O +that O +these O +are O +required O +for O +the O +complex O +morphological O +changes O +that O +filamentous O +fungi O +undergo O +during O +their O +lifecycle O +and O +the O +production O +of O +differentiated O +cells O +, O +such O +as O +spores O +, O +fruiting O +bodies O +and O +infection O +structures O +. O + +The O +results O +also O +suggest O +that O +filamentous O +fungal O +species O +make O +a O +greater O +use O +of O +lipids O +as O +signalling O +molecules O +than O +yeast B +species O +. O + +For O +example O +, O +the O +occurrence O +of O +filamentous O +fungal O +- O +specific O +clusters O +representing O +two O +groups O +of O +lysophospholipases O +, O +as O +well O +as O +ceramidases O +that O +are O +involved O +in O +sphingolipid O +signalling O +[ O +35 O +] O +and O +linoleate O +diol O +synthases O +that O +can O +catalyse O +the O +formation O +of O +leukotrienes O +[ O +36 O +] O +. O + +Interestingly O +, O +one O +of O +the O +products O +of O +linoleate O +diol O +synthase O +has O +been O +shown O +to O +be O +a O +sporulation O +hormone O +in O +Aspergillus B +nidulans I +[ O +37 O +] O +. O + +There O +is O +also O +a O +cluster O +that O +represents O +homologues O +of O +a O +novel O +human B +gene O +( O +LRP16 O +) O +that O +acts O +downstream O +of O +a O +steroid O +receptor O +and O +promotes O +cell O +proliferation O +[ O +38 O +] O +. O + +Two O +clusters O +of O +filamentous O +fungal O +- O +specific O +proteins O +represent O +enzymes O +involved O +in O +molypterin O +biosynthesis O +( O +MCL2420 O +, O +MCL2581 O +) O +. O + +Molypterin O +is O +a O +molybdenum O +- O +containing O +co O +- O +factor O +for O +nitrate O +reductase O +, O +an O +enzyme O +that O +is O +known O +to O +be O +absent O +from O +the O +species O +of O +yeast B +used O +in O +this O +study O +[ O +39 O +] O +. O + +Both O +these O +clusters O +are O +also O +found O +in O +oomycetes O +. O + +There O +are O +other O +clusters O +representing O +proteins O +important O +for O +activities O +specific O +to O +filamentous O +fungi O +, O +such O +as O +homologues O +of O +Pro11 O +( O +striatin O +) O +which O +regulates O +fruiting O +body O +formation O +in O +Sordaria B +macrospora I +[ O +40 O +] O +, O +the O +vegetatible O +incompatibility O +protein O +HET O +- O +E O +- O +1 O +, O +which O +prevents O +the O +formation O +of O +heterokaryons O +between O +incompatible O +fungal O +strains O +in O +Podospora B +anserina I +[ O +41 O +] O +, O +anucleate O +primary O +sterigmata O +protein O +A O +from O +Aspergillus B +nidulans I +, O +which O +is O +essential O +for O +nuclear O +migration O +and O +conidiophore O +development O +[ O +42 O +] O +and O +cytochrome O +P450 O +and O +polyketide O +synthase O +- O +encoding O +genes O +, O +both O +of O +which O +are O +involved O +in O +a O +number O +of O +secondary O +metabolic O +pathways O +including O +toxin O +biosynthesis O +[ O +43 O +] O +. O + +Pathogenicity O +- O +associated O +gene O +functions O +in O +fungi O + +As O +the O +selected O +set O +of O +fungi O +includes O +both O +saprotrophic O +and O +pathogenic O +species O +, O +this O +allows O +us O +to O +compare O +the O +gene O +inventories O +of O +phytopathogenic O +and O +closely O +related O +non O +- O +pathogenic O +fungi O +to O +look O +for O +genes O +that O +are O +unique O +to O +phytopathogens O +. O + +Analysis O +of O +MCL O +clusters O +showed O +that O +there O +were O +no O +clusters O +that O +contained O +proteins O +from O +all O +species O +of O +fungal O +phytopathogen O +in O +e O +- O +Fungi O +( O +namely O +B B +. I +cinerea I +, O +Eremothecium B +gossypii I +, O +G B +. I +zeae I +, O +M B +. I +grisea I +, O +S B +. I +sclerotiorum I +, O +S B +. I +nodorum I +and O +U B +. I +maydis I +) O +but O +did O +not O +contain O +proteins O +from O +non O +- O +pathogenic O +species O +. O + +There O +were O +, O +however O +, O +four O +clusters O +that O +were O +exclusive O +to O +filamentous O +ascomycete O +phytopathogens O +( O +namely O +B B +. I +cinerea I +, O +G B +. I +zeae I +, O +M B +. I +grisea I +, O +S B +. I +sclerotiorum I +, O +S B +. I +nodorum I +as O +shown O +in O +Table O +3 O +) O +. O + +Significantly O +, O +none O +of O +the O +members O +of O +these O +clusters O +had O +homology O +to O +any O +known O +proteins O +or O +contained O +motifs O +from O +the O +Pfam O +database O +[ O +44 O +] O +, O +so O +we O +were O +unable O +to O +predict O +their O +function O +, O +although O +two O +of O +the O +clusters O +( O +MCL4854 O +and O +MCL8229 O +) O +consisted O +entirely O +of O +proteins O +that O +were O +predicted O +to O +be O +secreted O +. O + +Taken O +together O +, O +the O +observations O +indicate O +that O +a O +battery O +of O +completely O +novel O +secreted O +proteins O +may O +be O +associated O +with O +ascomycete O +fungal O +pathogens O +. O + +Pathogenicity O +factors O +have O +been O +defined O +as O +genes O +that O +are O +essential O +for O +successful O +completion O +of O +the O +pathogen O +lifecycle O +but O +dispensable O +for O +saprophytic O +growth O +[ O +4 O +] O +. O + +This O +is O +an O +experimental O +definition O +based O +on O +whether O +null O +mutations O +of O +a O +given O +gene O +reduce O +the O +virulence O +of O +the O +pathogen O +on O +its O +host O +. O + +We O +wished O +to O +ascertain O +whether O +homologues O +of O +previously O +characterised O +and O +experimentally O +- O +validated O +pathogenicity O +factors O +were O +limited O +to O +the O +genomes O +of O +pathogenic O +species O +. O + +A O +search O +was O +therefore O +made O +for O +pathogenicity O +factors O +that O +have O +been O +identified O +experimentally O +for O +the O +species O +of O +phytopathogens O +represented O +in O +e O +- O +Fungi O +using O +PHI O +- O +base O +, O +the O +plant O +- O +host O +interaction O +database O +[ O +45 O +] O +. O + +The O +matching O +locus O +was O +identified O +for O +each O +pathogenicity O +factor O +in O +the O +corresponding O +genome O +sequence O +by O +comparing O +a O +published O +protein O +sequence O +with O +sets O +of O +predicted O +proteins O +for O +each O +genome O +using O +BLASTP O +. O + +This O +produced O +a O +list O +of O +105 O +pathogenicity O +factors O +, O +although O +corresponding O +loci O +could O +not O +be O +found O +in O +genome O +sequences O +for O +all O +the O +published O +genes O +( O +see O +Table O +S5 O +) O +. O + +MCL O +clusters O +containing O +these O +proteins O +were O +identified O +( O +76 O +unique O +clusters O +) O +and O +the O +species O +distribution O +of O +members O +of O +these O +clusters O +analysed O +. O + +In O +total O +, O +29 O +of O +the O +MCL O +clusters O +contained O +pathogenicity O +factors O +with O +members O +from O +at O +least O +34 O +of O +the O +36 O +species O +represented O +in O +e O +- O +Fungi O +( O +Table O +4 O +) O +. O + +Not O +surprisingly O +, O +many O +of O +these O +clusters O +contain O +conserved O +components O +of O +signalling O +pathways O +such O +as O +protein O +kinases O +, O +adenylate O +cyclases O +, O +G O +- O +proteins O +and O +cell O +cycle O +regulators O +. O + +Cellular O +morphogenesis O +is O +known O +to O +be O +important O +for O +infection O +of O +the O +host O +plant O +by O +many O +phytopathogens O +, O +for O +example O +, O +in O +appressorium O +formation O +in O +Magnaporthe B +grisea I +[ O +46 O +] O +or O +the O +switch O +in O +the O +growth O +form O +of O +Ustilago B +maydis I +from O +yeast B +- O +like O +growth O +to O +filamentous O +invasive O +growth O +[ O +47 O +] O +. O + +Links O +between O +successful O +plant O +infection O +and O +cell O +cycle O +control O +have O +also O +been O +demonstrated O +[ O +48 O +] O +. O + +It O +seems O +likely O +that O +conserved O +signalling O +pathways O +that O +control O +activities O +, O +such O +as O +mating O +and O +morphogenesis O +in O +all O +fungi O +, O +have O +evolved O +to O +control O +processes O +essential O +for O +pathogencity O +in O +phytopathogens O +. O + +Other O +conserved O +pathogenicity O +factors O +encode O +enzymes O +of O +metabolic O +pathways O +that O +are O +present O +in O +nearly O +all O +fungi O +, O +but O +seem O +to O +be O +important O +for O +the O +life O +cycle O +of O +particular O +pathogenic O +species O +, O +for O +example O +, O +enzymes O +involved O +in O +beta O +- O +oxidation O +of O +fatty O +acids O +, O +the O +glyoxylate O +shunt O +, O +amino O +acid O +metabolism O +and O +the O +utilisation O +of O +stored O +sugars O +. O + +When O +considered O +together O +, O +this O +may O +indicate O +that O +nutritional O +conditions O +which O +fungi O +encounter O +when O +invading O +host O +plant O +tissue O +require O +mobilisation O +of O +stored O +lipids O +prior O +to O +nutrition O +being O +extracted O +from O +the O +host O +plant O +. O + +Seventeen O +of O +the O +MCL O +clusters O +containing O +pathogenicity O +factors O +were O +specific O +to O +filamentous O +ascomycetes O +( O +Table O +5 O +) O +. O + +These O +include O +a O +number O +of O +enzymes O +involved O +in O +secondary O +metabolism O +, O +such O +as O +those O +involved O +in O +the O +synthesis O +of O +the O +fungal O +toxin O +trichothecene O +in O +G B +. I +zeae I +[ O +43 O +] O +and O +those O +involved O +in O +melanin O +biosynthesis O +[ O +49 O +] O +, O +as O +well O +as O +structural O +proteins O +, O +some O +of O +which O +are O +components O +of O +differentiated O +cell O +types O +not O +seen O +in O +yeasts O +, O +for O +example O +, O +hydrophobins O +which O +are O +components O +of O +aerial O +structures O +such O +as O +fruiting O +bodies O +[ O +50 O +] O +but O +are O +also O +involved O +in O +pathogenicity O +[ O +16 O +] O +. O + +There O +also O +seems O +to O +be O +a O +number O +of O +filamentous O +ascomycete O +specific O +receptor O +proteins O +( O +transducin O +beta O +- O +subunit O +, O +G O +- O +protein O +coupled O +receptor O +, O +tetraspanins O +) O +that O +have O +evolved O +in O +pathogens O +to O +be O +used O +in O +sensing O +environmental O +cues O +that O +are O +essential O +for O +successful O +infection O +of O +the O +host O +[ O +51 O +] O +. O + +The O +Woronin O +body O +is O +a O +structure O +found O +only O +in O +filamentous O +ascomycetes O +, O +and O +has O +been O +shown O +to O +be O +essential O +for O +pathogenicity O +in O +M B +. I +grisea I +[ O +52 O +] O +. O + +A O +major O +constituent O +of O +the O +woronin O +body O +, O +encoded O +by O +MVP1 O +, O +is O +a O +pathogenicity O +factor O +for O +M B +. I +grisea I +, O +but O +also O +has O +homologues O +in O +nearly O +all O +species O +of O +filamentous O +ascomycetes O +. O + +Two O +proteins O +that O +were O +initially O +discovered O +as O +being O +highly O +expressed O +in O +the O +appressoria O +of O +M B +. I +grisea I +and O +essential O +for O +pathogenicity O +( O +Mas1 O +and O +Mas3 O +) O +[ O +53 O +] O +also O +have O +homologues O +in O +a O +number O +of O +species O +of O +filamentous O +fungi O +( O +Table O +5 O +) O +. O + +Thus O +, O +many O +innovations O +that O +have O +allowed O +filamentous O +ascomycetes O +to O +have O +a O +more O +complex O +morphology O +than O +unicellular O +yeasts O +have O +also O +evolved O +to O +be O +essential O +for O +plant O +infection O +by O +phytopathogenic O +species O +. O + +Interestingly O +, O +none O +of O +the O +MCL O +clusters O +containing O +known O +pathogenicity O +factors O +contained O +members O +only O +from O +phytopathogenic O +fungi O +, O +apart O +from O +those O +that O +were O +restricted O +to O +just O +one O +species O +. O + +These O +are O +therefore O +likely O +to O +represent O +highly O +- O +specialised O +proteins O +that O +have O +evolved O +for O +the O +specific O +lifecycle O +of O +just O +one O +species O +of O +phytopathogen O +, O +for O +example O +the O +Pwl O +proteins O +involved O +in O +determining O +host O +range O +of O +different O +strains O +of O +M B +. I +grisea I +[ O +54 O +] O +. O + +Two O +of O +the O +proteins O +specific O +to O +M B +. I +grisea I +, O +the O +metallothionein O +Mmt1 O +[ O +55 O +] O +and O +the O +hydrophobin O +Mpg1 O +[ O +56 O +] O +are O +small O +polypeptides O +and O +are O +members O +of O +highly O +divergent O +gene O +families O +, O +other O +members O +of O +which O +do O +not O +cluster O +together O +using O +BLASTP O +. O + +Comparative O +analysis O +of O +plant O +- O +pathogenic O +and O +saprotrophic O +filamentous O +ascomycetes O + +Based O +on O +the O +analysis O +reported O +, O +it O +is O +likely O +that O +in O +general O +there O +are O +a O +large O +number O +of O +differences O +in O +gene O +inventories O +between O +filamentous O +and O +yeast B +- O +like O +fungi O +. O + +Therefore O +, O +in O +order O +to O +compare O +the O +genomes O +of O +phytopathogens O +and O +saprotrophs O +, O +we O +focused O +on O +filamentous O +ascomycetes O +in O +order O +to O +resolve O +in O +greater O +detail O +the O +distinct O +differences O +in O +gene O +sets O +between O +these O +two O +ecologically O +separate O +groups O +of O +fungi O +. O + +In O +this O +way O +differences O +due O +to O +phylogeny O +between O +the O +species O +would O +be O +minimised O +. O + +We O +compared O +the O +gene O +inventories O +of O +the O +phytopathogens O +B B +. I +cinerea I +, O +G B +. I +zeae I +, O +M B +. I +grisea I +, O +S B +. I +sclerotiorum I +, O +S B +. I +nodorum I +with O +the O +non O +- O +pathogens O +Aspergillus B +nidulans I +, O +Chaetomium B +globosum I +, O +Neurospora B +crassa I +and O +Trichoderma B +reesei I +. O + +Phylogenetic O +analysis O +suggests O +that O +the O +phytopathogenic O +species O +do O +not O +form O +a O +separate O +clade O +from O +the O +pathogenic O +species O +( O +Figure O +1 O +) O +, O +[ O +3 O +] O +and O +we O +assumed O +that O +differences O +in O +gene O +inventory O +should O +therefore O +reflect O +lifestyle O +rather O +than O +evolutionary O +distance O +. O + +In O +order O +for O +such O +a O +comparison O +to O +be O +considered O +valid O +, O +the O +completeness O +and O +quality O +of O +the O +fungal O +genome O +sequences O +used O +should O +, O +however O +, O +also O +be O +comparable O +. O + +Table O +S6 O +summarises O +the O +available O +data O +about O +genome O +sequence O +coverage O +, O +genome O +size O +and O +the O +number O +of O +predicted O +proteins O +for O +each O +species O +. O + +This O +shows O +that O +the O +genome O +coverage O +is O +greater O +than O +5x O +and O +the O +number O +of O +predicted O +proteins O +in O +the O +range O +of O +10 O +, O +000 O +- O +16 O +, O +000 O +for O +all O +genomes O +used O +, O +suggesting O +a O +high O +level O +of O +equivalence O +between O +species O +with O +regard O +to O +sequence O +quality O +. O + +From O +our O +work O +it O +seems O +unlikely O +that O +there O +are O +pathogenicity O +factors O +conserved O +in O +, O +and O +specific O +to O +, O +all O +species O +of O +phytopathogen O +. O + +It O +may O +, O +for O +instance O +, O +be O +the O +case O +that O +differences O +in O +the O +gene O +inventories O +are O +due O +to O +the O +expansion O +of O +certain O +gene O +families O +in O +the O +genomes O +of O +phytopathogenic O +species O +associated O +with O +functions O +necessary O +for O +pathogenesis O +. O + +To O +define O +protein O +families O +, O +we O +used O +the O +Pfam O +database O +which O +contains O +protein O +family O +models O +based O +on O +Hidden O +Markov O +Models O +[ O +44 O +] O +, O +[ O +57 O +] O +. O + +Sets O +of O +predicted O +proteins O +for O +each O +fungal O +species O +in O +e O +- O +Fungi O +were O +analysed O +for O +the O +occurrence O +of O +Pfam O +motifs O +and O +the O +number O +of O +proteins O +containing O +each O +domain O +across O +fungal O +species O +ascertained O +. O + +The O +sets O +of O +predicted O +protein O +sequences O +used O +in O +this O +study O +have O +been O +automatically O +predicted O +as O +part O +of O +each O +individual O +genome O +project O +and O +are O +likely O +to O +contain O +a O +number O +of O +artefactual O +sequences O +. O + +The O +use O +of O +Pfam O +motifs O +to O +define O +gene O +families O +in O +this O +study O +reduces O +the O +likelihood O +of O +such O +sequences O +affecting O +the O +data O +, O +since O +Pfam O +motifs O +are O +based O +on O +multiple O +sequence O +alignments O +of O +well O +- O +studied O +proteins O +. O + +A O +small O +number O +of O +Pfam O +motifs O +were O +not O +found O +in O +the O +proteomes O +of O +the O +filamentous O +ascomycete O +non O +- O +pathogens O +, O +but O +were O +found O +in O +the O +proteomes O +of O +at O +least O +three O +species O +of O +filamentous O +ascomycete O +phytopathogens O +( O +Table O +6 O +) O +. O + +These O +include O +the O +Cas1p O +- O +like O +motif O +( O +PF07779 O +) O +, O +found O +in O +4 O +species O +of O +phytopathogen O +, O +including O +five O +copies O +in O +G B +. I +zeae I +, O +and O +the O +Yeast B +cell O +wall O +synthesis O +protein O +KRE9 O +/ O +KNH1 O +motif O +( O +PF05390 O +) O +, O +which O +was O +found O +in O +three O +species O +of O +phytopathogen O +. O + +Cas1p O +is O +a O +membrane O +protein O +necessary O +for O +the O +O O +- O +acetylation O +of O +the O +capsular O +polysaccharide O +of O +the O +basidiomycete O +animal O +pathogen O +Cryptococcus B +neoformans I +[ O +58 O +] O +. O + +KRE9 O +and O +KNH1 O +are O +involved O +in O +the O +synthesis O +of O +cell O +surface O +polysaccharides O +in O +S B +. I +cerevisiae I +[ O +59 O +] O +. O + +Taken O +together O +this O +suggests O +that O +synthesis O +of O +cell O +surface O +polysaccharides O +is O +important O +for O +phytopathogens O +, O +perhaps O +helping O +to O +shroud O +the O +fungus O +from O +plant O +defences O +. O + +The O +function O +of O +the O +YDG O +/ O +SRA O +domain O +motif O +( O +PF02182 O +) O +is O +unknown O +, O +but O +is O +found O +in O +a O +novel O +mouse B +cell O +proliferation O +protein O +Np95 O +, O +in O +which O +the O +domain O +is O +important O +both O +for O +the O +interaction O +with O +histones O +and O +for O +chromatin O +binding O +in O +vivo O +[ O +60 O +] O +. O + +As O +well O +as O +domains O +of O +unknown O +function O +, O +the O +list O +of O +phytopathogen O +- O +specific O +Pfam O +motifs O +includes O +Allophanate O +hydrolase O +( O +PF02682 O +) O +which O +is O +found O +in O +an O +enzyme O +involved O +in O +the O +ATP O +- O +dependent O +urea O +degradation O +pathway O +[ O +61 O +] O +, O +a O +peptidase O +motif O +, O +an O +opioid O +growth O +receptor O +motif O +( O +PF04664 O +) O +and O +Mnd1 O +( O +PF03962 O +) O +, O +which O +is O +involved O +in O +recombination O +and O +meiotic O +nuclear O +division O +[ O +62 O +] O +. O + +To O +detect O +potential O +gene O +family O +expansion O +, O +we O +decided O +to O +identify O +Pfam O +motifs O +that O +were O +present O +in O +both O +phytopathogenic O +and O +non O +- O +pathogenic O +species O +of O +filamentous O +ascomycetes O +, O +but O +that O +were O +more O +common O +in O +the O +genomes O +of O +the O +former O +. O + +The O +Pfam O +motifs O +were O +ranked O +on O +the O +ratio O +of O +the O +mean O +number O +of O +proteins O +containing O +each O +motif O +in O +phytopathogens O +, O +when O +compared O +to O +non O +- O +pathogens O +( O +Table O +7 O +) O +. O + +The O +tables O +only O +show O +ratios O +of O +greater O +than O +or O +equal O +to O +2 O +. O +5 O +. O + +Pfam O +motifs O +that O +were O +more O +common O +in O +the O +proteomes O +of O +pathogens O +, O +include O +some O +found O +in O +enzymes O +involved O +in O +secondary O +metabolic O +pathways O +. O + +These O +include O +novel O +enzymes O +that O +have O +only O +previously O +been O +studied O +in O +non O +- O +fungal O +species O +, O +such O +as O +the O +chalcone O +synthases O +; O +type O +III O +polyketide O +synthases O +involved O +in O +the O +biosynthesis O +of O +flavonoids O +in O +plants O +[ O +63 O +] O +and O +lipoxygenases O +; O +components O +of O +metabolic O +pathways O +resulting O +in O +the O +synthesis O +of O +physiologically O +- O +active O +compounds O +such O +as O +eicosanoids O +in O +mammals O +[ O +64 O +] O +and O +jasmonic O +acid O +in O +plants O +[ O +65 O +] O +as O +well O +as O +antibiotic O +synthesis O +monooxygenases O +. O + +It O +seems O +likely O +that O +secondary O +metabolism O +is O +essential O +in O +phytopathogenic O +species O +for O +the O +synthesis O +of O +mycotoxins O +, O +antibiotics O +, O +siderophores O +and O +pigments O +[ O +66 O +] O +, O +but O +it O +may O +also O +offer O +fungal O +pathogens O +a O +distinct O +alternative O +means O +of O +perturbing O +host O +metabolism O +, O +cell O +signalling O +or O +plant O +defence O +, O +in O +contrast O +to O +bacterial O +pathogens O +that O +rely O +on O +protein O +secretion O +to O +achieve O +this O +. O + +There O +also O +seems O +to O +be O +number O +of O +protease O +and O +peptidase O +domains O +that O +are O +more O +common O +in O +the O +genomes O +of O +phytopathogens O +as O +well O +as O +domains O +from O +two O +classes O +of O +cell O +- O +wall O +degrading O +enzymes O +: O +namely O +cutinase O +( O +PF01083 O +) O +and O +Glycosyl O +hydrolase O +family O +53 O +( O +PF07745 O +) O +which O +is O +found O +in O +arabinogalactan O +endo O +- O +1 O +, O +4 O +- O +beta O +- O +galactosidases O +that O +hydrolyze O +the O +galactan O +side O +chains O +that O +form O +part O +of O +the O +complex O +carbohydrate O +structure O +of O +pectin O +[ O +67 O +] O +. O + +Two O +other O +domains O +found O +in O +enzymes O +involved O +in O +pectin O +degradation O +, O +pectinesterase O +( O +PF01095 O +) O +and O +Glycosyl O +hydrolases O +family O +28 O +( O +PF00295 O +) O +are O +both O +more O +than O +twice O +as O +common O +in O +the O +genomes O +of O +phytopathogens O +than O +saprotrophs O +. O + +In O +contrast O +, O +domains O +found O +in O +cellulases O +have O +fairly O +equal O +distribution O +between O +the O +proteomes O +of O +phytopathogens O +and O +non O +- O +pathogens O +( O +data O +not O +shown O +) O +. O + +Therefore O +, O +for O +phytopathogens O +the O +most O +essential O +enzymes O +for O +pathogenesis O +may O +well O +be O +those O +that O +allow O +the O +fungus O +to O +penetrate O +the O +protective O +cutin O +layer O +of O +the O +plant O +epidermis O +and O +disrupt O +the O +pectin O +matrix O +of O +the O +plant O +cell O +wall O +in O +which O +cellulose O +fibrils O +are O +embedded O +. O + +Pectin O +- O +degrading O +enzymes O +have O +already O +been O +shown O +to O +be O +pathogenicity O +factors O +in O +a O +number O +of O +fungi O +[ O +68 O +] O +. O + +NPP1 O +motifs O +are O +characteristic O +of O +a O +group O +of O +proteins O +called O +NLPs O +( O +Nep1 O +- O +like O +proteins O +) O +that O +trigger O +defence O +responses O +, O +necrosis O +and O +cell O +death O +in O +plants O +and O +may O +act O +as O +virulence O +factors O +[ O +69 O +] O +. O + +The O +NLPs O +are O +more O +common O +in O +the O +genomes O +of O +phytopathogenic O +, O +when O +compared O +to O +non O +- O +pathogenic O +ascomycetes O +, O +but O +are O +even O +more O +numerous O +in O +the O +proteomes O +of O +the O +oomycetes O +( O +64 O +proteins O +in O +Phytophthora B +ramorum I +and O +75 O +in O +Phytophthora B +sojae I +) O +. O + +Proteins O +containing O +the O +Chitin O +recognition O +protein O +domain O +( O +PF00187 O +) O +are O +also O +very O +common O +in O +the O +proteomes O +of O +phytopathogens O +( O +18 O +in O +M B +. I +grisea I +and O +16 O +in O +S B +. I +nodorum I +) O +. O + +A O +role O +for O +chitin O +- O +binding O +proteins O +has O +been O +proposed O +in O +protecting O +the O +fungal O +cell O +wall O +from O +chitinases O +produced O +by O +host O +plants O +[ O +70 O +] O +. O + +There O +are O +also O +two O +other O +Pfam O +motifs O +, O +which O +are O +more O +common O +in O +the O +proteomes O +of O +phytopathogens O +, O +that O +are O +found O +in O +enzymes O +involved O +in O +the O +catabolism O +of O +toxic O +compounds O +, O +namely O +arylesterase O +( O +PF01731 O +) O +and O +EthD O +protein O +( O +PF07110 O +) O +which O +breakdown O +organophosphorus O +esters O +[ O +71 O +] O +and O +ethyl O +tert O +- O +butyl O +ether O +[ O +72 O +] O +, O +respectively O +. O + +Comparative O +secretome O +analysis O +of O +phytopathogenic O +and O +saprotrophic O +filamentous O +ascomycetes O + +Studies O +in O +bacterial O +pathogens O +and O +oomycetes O +have O +shown O +that O +a O +range O +of O +secreted O +proteins O +known O +as O +effectors O +are O +important O +for O +establishing O +infection O +of O +the O +host O +plant O +[ O +73 O +] O +, O +[ O +74 O +] O +. O + +These O +secreted O +proteins O +may O +disable O +plant O +defences O +and O +subvert O +cellular O +processes O +to O +suit O +the O +needs O +of O +invading O +pathogens O +. O + +Therefore O +, O +we O +decided O +also O +to O +compare O +gene O +family O +size O +in O +the O +secretomes O +of O +phytopathogens O +and O +non O +- O +pathogens O +. O + +There O +are O +a O +number O +of O +programs O +available O +that O +predict O +whether O +a O +protein O +is O +likely O +to O +be O +secreted O +, O +although O +the O +predictions O +they O +give O +significantly O +differ O +from O +each O +other O +. O + +Therefore O +we O +defined O +the O +secretome O +of O +each O +fungal O +species O +based O +on O +those O +proteins O +that O +are O +predicted O +to O +be O +secreted O +by O +two O +different O +programs O +: O +SignalP O +3 O +. O +0 O +[ O +75 O +] O +and O +WoLFPSORT O +[ O +76 O +] O +. O + +The O +size O +of O +each O +secretome O +is O +summarised O +in O +Figure O +2 O +. O + +Even O +when O +using O +two O +programs O +, O +the O +sizes O +of O +predicted O +secretomes O +can O +vary O +greatly O +. O + +For O +example O +, O +a O +similar O +analysis O +for O +M B +. I +grisea I +using O +SignalP O +and O +ProtComp O +( O +www O +. O +Softberry O +. O +com O +) O +predicted O +only O +739 O +secreted O +proteins O +( O +out O +of O +a O +proteome O +of O +11 O +, O +109 O +) O +compared O +to O +our O +prediction O +of O +1 O +, O +546 O +secreted O +proteins O +( O +out O +of O +a O +proteome O +of O +12 O +, O +841 O +) O +[ O +22 O +] O +. O + +The O +size O +of O +the O +secretomes O +for O +each O +species O +varied O +from O +5 O +% O +- O +12 O +% O +of O +the O +total O +proteome O +. O + +Overall O +, O +the O +size O +of O +the O +secretomes O +from O +phytopathogens O +did O +not O +differ O +greatly O +from O +that O +of O +non O +- O +pathogens O +. O + +Table O +8 O +shows O +a O +list O +of O +Pfam O +motifs O +, O +not O +found O +in O +the O +secretomes O +of O +non O +- O +pathogenic O +filamentous O +ascomycetes O +, O +that O +were O +present O +in O +at O +least O +three O +phytopathogenic O +fungal O +species O +. O + +The O +Isochorismatase O +motif O +( O +PF00857 O +) O +was O +found O +in O +the O +secretomes O +of O +all O +five O +species O +of O +phytopathogen O +. O + +Isochorismatase O +catalyses O +the O +conversion O +of O +isochorismate O +to O +2 O +, O +3 O +- O +dihydroxybenzoate O +and O +pyruvate O +. O + +It O +has O +been O +implicated O +in O +the O +synthesis O +of O +the O +anti O +- O +microbial O +compound O +phenazine O +by O +Pseudomonas B +aeruginosa I +[ O +77 O +] O +and O +the O +siderophore O +, O +enterobactin O +, O +by O +Escherichia B +coli I +[ O +78 O +] O +. O + +The O +isochorismatase O +motif O +is O +also O +found O +in O +a O +number O +of O +hydrolases O +, O +such O +as O +nicotinamidase O +that O +converts O +nicotinamide O +to O +nicotinic O +acid O +[ O +79 O +] O +. O + +Members O +of O +this O +family O +are O +found O +in O +all O +filamentous O +ascomycetes O +, O +but O +interestingly O +they O +are O +only O +secreted O +in O +phytopathogens O +. O + +Salicylic O +acid O +is O +synthesised O +in O +plants O +in O +response O +to O +pathogen O +attack O +and O +mediates O +plant O +defences O +. O + +As O +isochorismate O +is O +a O +precursor O +of O +salicyclic O +acid O +[ O +80 O +] O +, O +it O +may O +be O +worth O +speculating O +that O +isochorismatases O +secreted O +by O +fungi O +could O +act O +to O +reduce O +salicylic O +acid O +accumulation O +in O +response O +to O +pathogen O +attack O +and O +thus O +inhibit O +plant O +defence O +responses O +. O + +The O +secreted O +isochorismatases O +( O +apart O +from O +one O +of O +the O +proteins O +from O +S B +. I +nodorum I +) O +all O +show O +sequence O +similarity O +to O +ycaC O +from O +E B +. I +coli I +, O +an O +octameric O +hydrolase O +of O +unknown O +function O +[ O +81 O +] O +. O + +Pfam O +motifs O +found O +in O +the O +secretomes O +of O +at O +least O +three O +species O +of O +phytopathogens O +, O +but O +not O +in O +any O +of O +the O +non O +- O +pathogens O +also O +include O +those O +found O +in O +enzymes O +potentially O +involved O +in O +detoxification O +, O +such O +as O +arylesterase O +and O +amidohydrolase O +, O +and O +also O +beta O +- O +ketoacyl O +synthase O +, O +which O +catalyses O +the O +condensation O +of O +malonyl O +- O +ACP O +with O +a O +growing O +fatty O +acid O +chain O +and O +is O +found O +as O +a O +component O +of O +a O +number O +of O +enzyme O +systems O +, O +including O +fatty O +acid O +synthases O +and O +polyketide O +synthases O +[ O +82 O +] O +, O +[ O +83 O +] O +. O + +Table O +9 O +shows O +a O +list O +of O +Pfam O +motifs O +that O +are O +more O +common O +in O +the O +secretomes O +of O +phytopathogens O +as O +compared O +to O +saprotrophs O +. O + +These O +include O +a O +number O +of O +secreted O +proteases O +, O +transcription O +factors O +and O +components O +of O +signal O +transduction O +pathways O +. O + +The O +Kelch O +domain O +( O +PF01344 O +) O +shows O +the O +most O +striking O +difference O +in O +distribution O +between O +phytopathogenic O +and O +non O +- O +pathogenic O +genomes O +. O + +This O +50 O +- O +residue O +domain O +is O +found O +in O +a O +number O +of O +actin O +- O +binding O +proteins O +[ O +84 O +] O +, O +as O +well O +as O +enzymes O +such O +as O +galactose O +oxidase O +and O +neuraminidase O +. O + +The O +putative O +function O +of O +each O +secreted O +Kelch O +domain O +- O +containing O +protein O +was O +ascertained O +by O +performing O +a O +BLAST O +search O +against O +the O +NCBI O +non O +- O +redundant O +protein O +database O +( O +Table O +10 O +) O +. O + +A O +number O +of O +these O +seem O +to O +be O +galactose O +oxidases O +, O +enzymes O +which O +catalyse O +the O +oxidation O +of O +a O +range O +of O +primary O +alcohols O +, O +including O +galactose O +, O +to O +the O +corresponding O +aldehyde O +with O +the O +concomitant O +reduction O +of O +oxygen O +to O +hydrogen O +peroxide O +( O +H2O2 O +) O +[ O +85 O +] O +. O + +Galactose O +oxidase O +shares O +a O +copper O +radical O +oxidase O +motif O +with O +the O +hydrogen O +peroxide O +- O +generating O +glyoxal O +oxidases O +involved O +in O +lignin O +- O +degradation O +in O +Phanerochaete B +chrysosporium I +[ O +86 O +] O +. O + +H2O2 O +- O +producing O +copper O +oxidases O +have O +been O +shown O +to O +have O +roles O +in O +morphogenesis O +, O +in O +the O +corn B +- O +smut O +fungus O +Ustilago B +maydis I +for O +example O +, O +a O +glyoxal O +oxidase O +is O +required O +for O +filamentous O +growth O +and O +pathogenicity O +[ O +87 O +] O +and O +a O +galactose O +oxidase O +is O +involved O +in O +fruiting O +body O +formation O +in O +the O +gram O +- O +negative O +bacterium O +Stigmatella B +aurantiaca I +[ O +88 O +] O +. O + +Interestingly O +, O +the O +list O +of O +Pfam O +motifs O +more O +common O +in O +the O +secretomes O +of O +phytopathogens O +also O +includes O +those O +found O +in O +copper O +amine O +oxidases O +, O +H2O2 O +- O +generating O +enzymes O +that O +catalyse O +the O +oxidative O +deamination O +of O +primary O +amines O +to O +the O +corresponding O +aldehydes O +[ O +89 O +] O +and O +peroxidases O +, O +haem O +- O +containing O +enzymes O +that O +use O +hydrogen O +peroxide O +as O +the O +electron O +acceptor O +to O +catalyse O +a O +number O +of O +oxidative O +reactions O +. O + +Secreted O +fungal O +peroxidases O +include O +enzymes O +involved O +in O +lignin O +breakdown O +by O +the O +white O +rot O +fungus O +Phanerochaete B +chrysosporium I +[ O +90 O +] O +, O +but O +in O +plants O +they O +generate O +reactive O +oxygen O +species O +and O +are O +involved O +in O +defence O +responses O +and O +growth O +induction O +[ O +91 O +] O +. O + +A O +number O +of O +other O +secreted O +Kelch O +domain O +- O +containing O +proteins O +have O +similarity O +to O +proteins O +of O +unknown O +function O +from O +species O +of O +the O +bacterial O +phytopathogen O +Xanthomonas O +. O + +Many O +Kelch O +domain O +- O +containing O +proteins O +are O +involved O +in O +cytoskeletal O +rearrangement O +and O +cell O +morphology O +[ O +92 O +] O +, O +[ O +93 O +] O +. O + +It O +may O +be O +worth O +speculating O +that O +secreted O +Kelch O +domain O +- O +containing O +proteins O +could O +act O +as O +effectors O +, O +causing O +changes O +in O +the O +arrangement O +of O +the O +cytoskeleton O +of O +infected O +plants O +to O +aid O +the O +proliferation O +of O +fungal O +hyphae O +. O + +It O +has O +recently O +been O +shown O +, O +for O +example O +, O +that O +M B +. I +grisea I +co O +- O +opts O +plasmodesmata O +to O +move O +from O +cell O +to O +cell O +in O +infected O +rice B +leaves O +[ O +94 O +] O +and O +would O +therefore O +need O +to O +peturb O +cytoskeletal O +organisation O +in O +rice B +epidermal O +cells O +. O + +There O +are O +other O +Pfam O +domains O +that O +are O +more O +common O +in O +the O +secretomes O +of O +phytopathogens O +that O +may O +potentially O +be O +found O +in O +effectors O +such O +as O +the O +PAN O +domain O +( O +PF00024 O +) O +, O +that O +mediates O +protein O +- O +protein O +and O +protein O +- O +carbohydrate O +interactions O +[ O +95 O +] O +and O +the O +F5 O +/ O +8 O +type O +C O +domain O +( O +PF00754 O +) O +, O +found O +in O +the O +discoidin O +family O +of O +proteins O +involved O +in O +cell O +- O +adhesion O +or O +developmental O +processes O +[ O +96 O +] O +. O + +Discussion O + +One O +of O +the O +most O +fundamental O +aims O +in O +plant O +pathology O +research O +is O +to O +define O +precisely O +the O +difference O +between O +pathogenic O +and O +non O +- O +pathogenic O +microorganisms O +. O + +The O +answer O +cannot O +be O +one O +of O +simple O +phylogeny O +, O +because O +phytopathogenic O +species O +are O +found O +in O +all O +taxonomic O +divisions O +of O +fungi O +and O +are O +often O +closely O +related O +to O +non O +- O +pathogenic O +species O +[ O +3 O +] O +. O + +Before O +the O +availability O +of O +genomic O +sequences O +and O +high O +throughput O +approaches O +to O +study O +gene O +function O +[ O +20 O +] O +, O +research O +was O +concentrated O +on O +the O +search O +for O +single O +pathogenicity O +factors O +; O +genes O +that O +are O +dispensable O +for O +saprophytic O +growth O +but O +essential O +for O +successful O +infection O +of O +the O +host O +plant O +[ O +4 O +] O +, O +[ O +97 O +] O +. O + +However O +, O +rather O +than O +encoding O +novel O +proteins O +found O +only O +in O +phytopathogens O +, O +the O +majority O +of O +pathogenicity O +factors O +discovered O +in O +this O +way O +have O +been O +found O +to O +be O +involved O +in O +signalling O +cascades O +and O +metabolic O +pathways O +and O +hence O +are O +conserved O +in O +most O +species O +of O +fungi O +[ O +5 O +] O +. O + +Components O +of O +signalling O +cascades O +that O +in O +the O +budding O +yeast B +S B +. I +cerevisiae I +are O +responsible O +for O +responses O +to O +pheromones O +, O +nutritional O +starvation O +and O +osmotic O +stress O +[ O +9 O +] O +have O +in O +many O +cases O +evolved O +different O +roles O +in O +the O +life O +cycle O +of O +pathogens O +, O +such O +as O +controlling O +appressorium O +formation O +, O +dimorphism O +and O +growth O +[ O +10 O +] O +. O + +Although O +the O +central O +components O +of O +signalling O +are O +conserved O +between O +phytopathogens O +and O +S B +. I +cerevisiae I +, O +the O +receptors O +are O +often O +different O +, O +reflecting O +the O +different O +environmental O +cues O +to O +which O +the O +pathogen O +needs O +to O +respond O +[ O +11 O +] O +, O +[ O +98 O +] O +. O + +Analysis O +of O +all O +available O +genome O +sequences O +from O +a O +wider O +range O +of O +fungal O +species O +has O +for O +the O +first O +time O +allowed O +us O +to O +address O +the O +differences O +between O +phytopathogens O +and O +non O +- O +pathogens O +at O +a O +whole O +genome O +level O +. O + +For O +this O +purpose O +, O +the O +e O +- O +Fungi O +data O +warehouse O +provides O +a O +means O +to O +interrogate O +the O +vast O +amounts O +of O +genomic O +and O +functional O +data O +available O +in O +a O +simple O +integrated O +manner O +[ O +26 O +] O +. O + +Previous O +research O +, O +in O +which O +EST O +datasets O +were O +compared O +with O +genomic O +sequences O +, O +suggested O +that O +the O +expressed O +gene O +inventories O +of O +phytopathogenic O +species O +were O +not O +significantly O +more O +similar O +to O +one O +another O +than O +to O +those O +of O +saprotrophic O +filamentous O +fungi O +[ O +99 O +] O +. O + +We O +clustered O +sets O +of O +predicted O +proteins O +from O +36 O +different O +species O +of O +fungi O +and O +oomycetes O +into O +groups O +of O +potential O +orthologues O +and O +the O +species O +distribution O +of O +members O +of O +each O +cluster O +was O +ascertained O +. O + +There O +were O +no O +clusters O +that O +were O +completely O +specific O +to O +phytopathogenic O +species O +across O +both O +fungi O +and O +oomycetes O +, O +suggesting O +that O +the O +presence O +of O +novel O +, O +universal O +pathogenicity O +factors O +in O +the O +genomes O +of O +phytopathogens O +is O +unlikely O +. O + +This O +was O +confirmed O +by O +looking O +at O +clusters O +containing O +empirically O +defined O +pathogenicity O +factors O +, O +where O +homologues O +of O +many O +of O +these O +were O +found O +in O +all O +species O +studied O +and O +none O +were O +conserved O +in O +the O +genomes O +only O +of O +phytopathogens O +. O + +A O +small O +number O +were O +only O +found O +in O +a O +single O +species O +of O +fungus O +and O +probably O +represented O +proteins O +that O +are O +highly O +specialised O +for O +a O +particular O +role O +in O +a O +specific O +pathogenic O +species O +, O +for O +example O +in O +host O +- O +plant O +recognition O +[ O +54 O +] O +. O + +Previous O +research O +also O +suggested O +that O +the O +gene O +inventories O +of O +filamentous O +fungi O +were O +more O +similar O +to O +each O +other O +than O +to O +those O +of O +unicellular O +yeasts O +[ O +99 O +] O +. O + +Analysis O +of O +the O +clusters O +of O +similar O +proteins O +show O +some O +clusters O +that O +are O +found O +in O +all O +species O +of O +filamentous O +fungi O +( O +including O +ascomycetes O +, O +basidiomycetes O +and O +zygomycetes O +) O +but O +are O +not O +present O +in O +the O +genomes O +of O +yeasts O +, O +consistent O +with O +the O +original O +conclusion O +. O + +These O +contain O +a O +number O +of O +proteins O +that O +are O +likely O +to O +be O +involved O +in O +morphological O +changes O +associated O +with O +the O +more O +complex O +filamentous O +lifestyle O +, O +as O +well O +those O +involved O +in O +secondary O +metabolism O +and O +signalling O +cascades O +that O +are O +not O +found O +in O +yeasts O +. O + +In O +particular O +, O +our O +results O +suggest O +that O +filamentous O +fungi O +use O +a O +wider O +variety O +of O +lipid O +molecules O +for O +the O +purpose O +of O +signalling O +. O + +Some O +of O +these O +may O +act O +as O +pheromones O +, O +or O +hormones O +- O +chemical O +messengers O +diffusing O +from O +one O +cell O +to O +another O +to O +elicit O +a O +physiological O +or O +developmental O +response O +[ O +37 O +] O +. O + +A O +number O +of O +these O +innovations O +to O +the O +filamentous O +lifestyle O +may O +serve O +important O +roles O +in O +pathogenesis O +as O +well O +, O +because O +homologues O +of O +a O +number O +of O +pathogenicity O +factors O +are O +found O +only O +in O +filamentous O +ascomycetes O +. O + +The O +distribution O +of O +filamentous O +fungi O +- O +specific O +proteins O +, O +such O +as O +involved O +in O +those O +cytoskeletal O +rearrangements O +and O +fruiting O +body O +formation O +, O +throughout O +the O +fungal O +kingdom O +( O +and O +in O +some O +cases O +in O +oomycetes O +as O +well O +) O +, O +suggests O +that O +the O +last O +common O +ancestral O +fungus O +may O +well O +have O +been O +multi O +- O +cellular O +and O +the O +evolution O +of O +uni O +- O +cellular O +fungi O +was O +likely O +associated O +with O +massive O +gene O +loss O +. O + +For O +example O +, O +it O +has O +been O +shown O +that O +early O +in O +ascomycete O +evolution O +there O +was O +a O +proliferation O +of O +subtilase O +- O +type O +protease O +- O +encoding O +genes O +that O +have O +been O +retained O +in O +some O +filamentous O +ascomycete O +lineages O +, O +but O +lost O +in O +the O +yeast B +lineage O +[ O +100 O +] O +. O + +It O +has O +previously O +been O +speculated O +that O +the O +evolution O +of O +phytopathogenesis O +was O +associated O +with O +the O +expansion O +of O +certain O +gene O +families O +[ O +1 O +] O +. O + +Duplication O +of O +an O +ancestral O +gene O +, O +followed O +by O +mutation O +allows O +members O +of O +the O +family O +to O +take O +on O +new O +functions O +[ O +101 O +] O +. O + +For O +example O +, O +genomes O +of O +the O +filamentous O +ascomycetes O +studied O +here O +have O +between O +40 O +and O +140 O +cytochrome O +P450 O +- O +encoding O +genes O +( O +data O +not O +shown O +) O +that O +are O +involved O +in O +toxin O +biosynthesis O +, O +lipid O +metabolism O +, O +alkane O +assimilation O +and O +detoxification O +[ O +102 O +] O +and O +which O +probably O +arose O +via O +gene O +duplication O +and O +functional O +diversification O +. O + +In O +contrast O +, O +the O +genome O +of O +the O +budding O +yeast B +S B +. I +cerevisiae I +has O +only O +three O +cytochrome O +P450 O +- O +encoding O +enzymes O +. O + +We O +have O +shown O +here O +that O +there O +are O +likely O +to O +be O +large O +differences O +in O +the O +gene O +inventories O +of O +filamentous O +fungi O +compared O +to O +unicellular O +yeasts O +. O + +To O +study O +the O +differences O +between O +phytopathogenic O +and O +saprophytic O +fungi O +, O +we O +concentrated O +on O +the O +filamentous O +ascomycetes O +where O +there O +are O +a O +number O +of O +phytopathogenic O +species O +genomes O +have O +been O +sequenced O +along O +with O +closely O +related O +non O +- O +pathogens O +. O + +Protein O +families O +were O +defined O +using O +Pfam O +motifs O +[ O +57 O +] O +and O +the O +predicted O +protein O +sets O +for O +each O +species O +analysed O +in O +order O +to O +identify O +domains O +that O +were O +specific O +to O +or O +more O +common O +in O +the O +genomes O +of O +phytopathogens O +. O + +Not O +surprisingly O +, O +many O +of O +the O +protein O +families O +we O +identified O +are O +likely O +to O +be O +associated O +with O +pathogenic O +processes O +such O +as O +plant O +cell O +wall O +degradation O +, O +toxin O +biosynthesis O +, O +formation O +of O +reactive O +oxygen O +species O +and O +detoxification O +[ O +5 O +] O +. O + +Studies O +of O +bacterial O +phytopathogens O +have O +shown O +the O +importance O +of O +effectors O +, O +secreted O +proteins O +that O +disable O +plant O +defences O +and O +subvert O +metabolic O +and O +morphological O +processes O +for O +the O +benefit O +of O +the O +invading O +pathogen O +and O +which O +require O +delivery O +via O +a O +type O +III O +secretion O +system O +that O +are O +often O +deployed O +during O +pathogenesis O +[ O +73 O +] O +. O + +Bacterial O +type O +III O +secreted O +effectors O +( O +T3SEs O +) O +have O +been O +shown O +to O +target O +salicyclic O +acid O +and O +abscisic O +acid O +- O +dependent O +defences O +, O +host O +vesicle O +trafficking O +, O +transcription O +and O +RNA O +metabolism O +, O +and O +several O +components O +of O +the O +plant O +defence O +signalling O +networks O +[ O +103 O +] O +. O + +Very O +recently O +, O +potential O +effector O +- O +encoding O +genes O +have O +been O +identified O +in O +the O +genomes O +of O +several O +species O +of O +oomycete O +pathogens O +and O +are O +defined O +by O +the O +presence O +of O +a O +conserved O +RXLR O +- O +EER O +motif O +downstream O +of O +the O +signal O +peptide O +sequence O +[ O +74 O +] O +. O + +The O +RXLR O +- O +EER O +motif O +is O +necessary O +for O +delivery O +of O +effector O +proteins O +into O +host O +plant O +cells O +and O +is O +therefore O +critical O +to O +their O +biological O +activity O +[ O +74 O +] O +. O + +To O +identify O +potential O +fungal O +effectors O +, O +we O +compared O +Pfam O +motif O +frequency O +between O +the O +secretomes O +of O +phytopathogens O +and O +non O +- O +pathogens O +. O + +This O +analysis O +identified O +potential O +effector O +- O +encoding O +genes O +, O +including O +secreted O +proteases O +, O +transcription O +factors O +and O +proteins O +that O +may O +be O +involved O +in O +cytoskeletal O +rearrangements O +( O +such O +as O +Kelch O +- O +domain O +containing O +proteins O +) O +and O +protein O +- O +protein O +interactions O +, O +as O +well O +as O +a O +group O +of O +pathogen O +- O +specific O +secreted O +isochorisimatases O +that O +potentially O +could O +suppress O +salicyclic O +acid O +- O +dependent O +host O +plant O +defences O +. O + +Bacterial O +T3SEs O +are O +injected O +directly O +into O +the O +host O +cytoplasm O +via O +the O +type O +III O +secretion O +injection O +apparatus O +[ O +73 O +] O +. O + +In O +contrast O +, O +the O +potential O +fungal O +effectors O +identified O +in O +this O +study O +appear O +to O +be O +secreted O +by O +the O +normal O +cellular O +secretory O +pathway O +via O +the O +endoplasmic O +reticulum O +and O +the O +mechanism O +by O +which O +fungal O +effectors O +might O +be O +taken O +up O +by O +plant O +cells O +and O +enter O +into O +the O +host O +cytoplasm O +is O +currently O +unknown O +. O + +Although O +the O +evolution O +of O +phytopathogenicity O +is O +likely O +to O +have O +happened O +several O +times O +and O +the O +lifestyles O +of O +these O +fungi O +are O +diverse O +, O +a O +comparison O +of O +gene O +inventories O +of O +a O +number O +of O +species O +using O +a O +powerful O +resource O +, O +such O +as O +e O +- O +Fungi O +, O +has O +allowed O +us O +to O +pinpoint O +new O +gene O +families O +that O +may O +serve O +important O +roles O +in O +the O +virulence O +of O +phytopathogens O +, O +allowing O +their O +selection O +for O +gene O +functional O +studies O +, O +that O +are O +currently O +in O +progress O +. O + +The O +analyses O +deployed O +here O +may O +also O +offer O +a O +blueprint O +for O +the O +types O +of O +larger O +, O +more O +comprehensive O +studies O +that O +will O +be O +necessary O +to O +interpret O +the O +large O +flow O +of O +genetic O +data O +that O +will O +result O +from O +next O +generation O +DNA O +sequence O +analysis O +utilizing O +both O +a O +much O +wider O +variety O +of O +fungal O +pathogen O +species O +and O +also O +large O +sets O +of O +individual O +isolates O +of O +existing O +species O +. O + +Materials O +and O +Methods O + +Clustering O +of O +sequences O + +Sets O +of O +predicted O +proteins O +were O +downloaded O +for O +each O +of O +the O +36 O +genomes O +from O +respective O +sequencing O +project O +websites O +( O +Table O +1 O +) O +. O + +Proteins O +less O +than O +40 O +amino O +acids O +in O +length O +were O +not O +included O +in O +this O +analysis O +. O + +Proteins O +were O +clustered O +using O +" O +all O +against O +all O +" O +BLASTP O +[ O +104 O +] O +followed O +by O +Markov O +Chain O +Clustering O +( O +MCL O +) O +[ O +27 O +] O +with O +2 O +. O +5 O +as O +a O +moderate O +inflation O +value O +and O +10 O +- O +10 O +as O +an O +E O +- O +value O +cut O +- O +off O +, O +as O +described O +previously O +[ O +28 O +] O +, O +[ O +29 O +] O +. O + +Clusters O +were O +annotated O +based O +on O +best O +hit O +against O +Swiss O +- O +Prot O +protein O +database O +[ O +105 O +] O +of O +members O +of O +that O +cluster O +( O +e O +- O +value O +< O +10 O +- O +20 O +using O +BLASTP O +) O +, O +or O +Pfam O +motifs O +contained O +in O +proteins O +from O +the O +cluster O +in O +the O +absence O +of O +Swiss O +- O +Prot O +hits O +. O + +Identification O +of O +Pfam O +motifs O + +The O +Pfam O +- O +A O +library O +from O +release O +18 O +. O +0 O +of O +the O +Pfam O +database O +was O +downloaded O +from O +the O +Pfam O +website O +( O +http O +: O +/ O +/ O +www O +. O +sanger O +. O +ac O +. O +uk O +/ O +Software O +/ O +Pfam O +/ O +) O +. O + +This O +library O +contains O +7973 O +protein O +models O +constructed O +from O +manually O +curated O +multiple O +alignments O +and O +covers O +75 O +% O +of O +proteins O +in O +UniProt O +[ O +44 O +] O +, O +[ O +57 O +] O +. O + +This O +library O +was O +used O +to O +analyse O +the O +sequences O +of O +predicted O +proteins O +for O +all O +36 O +fungal O +genomes O +to O +identify O +the O +Pfam O +motifs O +that O +each O +protein O +contains O +. O + +The O +analysis O +was O +performed O +using O +the O +" O +pfam O +_ O +scan O +" O +perl O +script O +( O +version O +0 O +. O +5 O +) O +downloaded O +from O +the O +Pfam O +website O +and O +HMMER O +software O +( O +downloaded O +from O +http O +: O +/ O +/ O +hmmer O +. O +wustl O +. O +edu O +/ O +) O +. O + +Default O +thresholds O +were O +used O +, O +which O +are O +hand O +- O +curated O +for O +every O +family O +and O +designed O +to O +minimise O +false O +positives O +[ O +44 O +] O +. O + +Identification O +of O +secreted O +proteins O + +The O +N O +- O +terminal O +sequence O +of O +each O +predicted O +protein O +from O +the O +36 O +fungal O +genomes O +used O +in O +this O +study O +was O +analysed O +for O +the O +presence O +of O +a O +signal O +peptide O +using O +SignalP O +3 O +. O +0 O +[ O +75 O +] O +and O +sub O +- O +cellular O +localisation O +was O +predicted O +using O +WoLF O +PSORT O +[ O +76 O +] O +. O + +Both O +these O +programs O +were O +installed O +locally O +. O + +SignalP O +3 O +. O +0 O +uses O +two O +different O +algorithms O +to O +identify O +signal O +sequences O +. O + +The O +secretome O +for O +each O +fungal O +species O +was O +defined O +as O +containing O +those O +proteins O +that O +were O +predicted O +have O +a O +signal O +peptide O +by O +both O +prediction O +algorithms O +from O +SignalP O +3 O +. O +0 O +and O +also O +predicted O +to O +be O +extracellular O +by O +WoLF O +PSORT O +. O + +Data O +analysis O + +All O +the O +data O +produced O +, O +as O +described O +above O +, O +was O +stored O +in O +the O +e O +- O +Fungi O +data O +warehouse O +[ O +26 O +] O +from O +which O +it O +can O +be O +accessed O +via O +a O +web O +- O +interface O +( O +http O +: O +/ O +/ O +www O +. O +e O +- O +fungi O +. O +org O +. O +uk O +/ O +) O +. O + +Analyses O +described O +in O +this O +study O +were O +performed O +using O +the O +e O +- O +Fungi O +database O +. O + +Supporting O +Information O + +Emergence O +of O +Delayed O +Methylmercury O +Toxicity O +after O +Perinatal O +Exposure O +in O +Metallothionein O +- O +Null O +and O +Wild O +- O +Type O +C57BL O +Mice B + +Abstract O + +Background O + +Although O +a O +long O +latency O +period O +of O +toxicity O +after O +exposure O +to O +methylmercury O +( O +MeHg O +) O +is O +known O +to O +exist O +in O +humans B +, O +few O +animal O +studies O +have O +addressed O +this O +issue O +. O + +Substantiation O +of O +delayed O +MeHg O +toxicity O +in O +animals O +would O +affect O +the O +risk O +evaluation O +of O +MeHg O +. O + +Objectives O + +Our O +goal O +in O +this O +study O +was O +to O +demonstrate O +the O +existence O +of O +a O +latency O +period O +in O +a O +rodent O +model O +in O +which O +the O +toxicity O +of O +perinatal O +MeHg O +exposure O +becomes O +apparent O +only O +later O +in O +life O +. O + +Our O +study O +included O +metallothionein O +( O +MT O +) O +knockout O +mice B +because O +studies O +have O +suggested O +the O +potential O +susceptibility O +of O +this O +strain O +to O +the O +neurodevelopmental O +toxicity O +of O +MeHg O +. O + +Methods O + +Pregnant O +MT O +- O +null O +and O +wild O +- O +type O +C57Bl O +/ O +6J O +mice B +were O +exposed O +to O +MeHg O +through O +their O +diet O +containing O +5 O +mu O +g O +Hg O +/ O +g O +during O +gestation O +and O +early O +lactation O +. O + +We O +examined O +behavioral O +functions O +of O +the O +offspring O +using O +frequently O +used O +paradigms O +, O +including O +open O +field O +behavior O +( O +OPF O +) O +, O +passive O +avoidance O +( O +PA O +) O +, O +and O +the O +Morris O +water O +maze O +( O +MM O +) O +, O +at O +ages O +of O +12 O +- O +13 O +and O +52 O +- O +53 O +weeks O +. O + +Results O + +At O +12 O +weeks O +of O +age O +, O +behavioral O +effects O +of O +MeHg O +were O +not O +detected O +, O +except O +for O +OPF O +performance O +in O +MeHg O +- O +exposed O +MT O +- O +null O +females O +. O + +At O +52 O +weeks O +of O +age O +, O +the O +MeHg O +- O +exposed O +groups O +showed O +poorer O +performance O +both O +in O +PA O +and O +MM O +, O +and O +their O +OPF O +activity O +differed O +from O +controls O +. O + +These O +effects O +of O +MeHg O +appeared O +exaggerated O +in O +the O +MT O +- O +null O +strain O +. O + +The O +brain O +Hg O +concentration O +had O +leveled O +off O +by O +13 O +weeks O +of O +age O +. O + +Conclusions O + +The O +results O +suggest O +the O +existence O +of O +a O +long O +latency O +period O +after O +perinatal O +exposure O +to O +low O +- O +level O +MeHg O +, O +in O +which O +the O +behavioral O +effects O +emerged O +long O +after O +the O +leveling O +- O +off O +of O +brain O +Hg O +levels O +. O + +Hence O +, O +the O +initial O +toxicologic O +event O +responsible O +for O +the O +late O +effects O +should O +have O +occurred O +before O +this O +leveling O +- O +off O +of O +brain O +Hg O +. O + +Methylmercury O +( O +MeHg O +) O +poses O +serious O +and O +practical O +concerns O +for O +human B +populations O +regarding O +perinatal O +exposure O +. O + +Fish O +, O +especially O +large O +predator O +( O +carnivore O +) O +fish O +species O +, O +accumulate O +high O +concentrations O +of O +MeHg O +through O +the O +marine O +food O +chain O +, O +and O +exposure O +of O +pregnant O +women B +to O +MeHg O +through O +the O +consumption O +of O +fish O +has O +evoked O +widespread O +concern O +due O +to O +potential O +effects O +on O +offspring O +. O + +Two O +large O +- O +scale O +cohort O +studies O +in O +fish O +- O +eating O +populations O +of O +Seychelles O +and O +Faroe O +islanders O +are O +being O +conducted O +; O +although O +the O +former O +has O +not O +found O +consistent O +adverse O +developmental O +effects O +of O +MeHg O +( O +Myers O +et O +al O +. O +2007 O +) O +, O +the O +latter O +has O +reported O +adverse O +effects O +( O +Debes O +et O +al O +. O +2006 O +) O +. O + +Fundamental O +reasons O +for O +this O +discrepancy O +have O +not O +been O +completely O +elucidated O +, O +and O +many O +questions O +remain O +regarding O +the O +neurotoxicity O +of O +MeHg O +, O +despite O +extensive O +study O +. O + +Among O +the O +unanswered O +questions O +is O +whether O +there O +is O +a O +long O +latency O +period O +for O +behavioral O +manifestations O +after O +exposure O +to O +MeHg O +( O +Clarkson O +and O +Magos O +2006 O +; O +Landrigan O +et O +al O +. O +2005 O +; O +Rice O +1996 O +; O +Weiss O +et O +al O +. O +2005a O +, O +2005b O +) O +. O + +Typical O +examples O +of O +latent O +toxicity O +in O +humans B +, O +including O +both O +acute O +and O +chronic O +MeHg O +exposures O +, O +have O +been O +described O +in O +detail O +elsewhere O +( O +Weiss O +et O +al O +. O +2005a O +) O +. O + +Davidson O +et O +al O +. O + +( O +2006 O +) O +recently O +suggested O +that O +effects O +of O +perinatal O +exposure O +to O +MeHg O +may O +emerge O +9 O +years O +after O +birth O +in O +the O +Seychelles O +cohort O +. O + +Consequently O +, O +risk O +assessments O +of O +MeHg O +exposure O +could O +be O +inaccurate O +because O +studies O +( O +human B +or O +animal O +) O +usually O +do O +not O +focus O +on O +later O +stages O +of O +life O +and O +therefore O +could O +miss O +delayed O +effects O +. O + +The O +possibility O +of O +delayed O +toxicity O +is O +exemplified O +by O +the O +expanded O +Barker O +hypothesis O +, O +which O +posits O +that O +the O +origin O +of O +some O +neurodegenerative O +diseases O +such O +as O +Parkinson O +and O +Alzheimer O +diseases O +lies O +in O +early O +exposure O +to O +environmental O +chemicals O +( O +Landrigan O +et O +al O +. O +2005 O +) O +. O + +Although O +epidemiologic O +evidence O +would O +be O +ideal O +for O +exploring O +the O +possibility O +of O +delayed O +toxicity O +( O +and O +, O +indeed O +, O +data O +from O +epidemiologic O +studies O +form O +the O +basis O +of O +current O +risk O +assessment O +for O +developmental O +toxicity O +of O +MeHg O +) O +, O +considering O +the O +complex O +effects O +of O +numerous O +potential O +confounders O +and O +the O +existence O +of O +multiple O +exposures O +in O +human B +populations O +, O +animal O +models O +would O +likely O +make O +important O +contributions O +to O +this O +field O +. O + +Although O +numerous O +animal O +studies O +have O +described O +the O +developmental O +neurotoxicity O +of O +MeHg O +( O +Watanabe O +and O +Satoh O +, O +1996 O +) O +, O +few O +have O +addressed O +the O +latency O +issue O +. O + +Few O +studies O +have O +evaluated O +the O +neurobehavioral O +effects O +in O +rodents O +longitudinally O +beyond O +6 O +months O +after O +perinatal O +exposure O +. O + +Spyker O +( O +1975 O +) O +addressed O +this O +issue O +in O +her O +pioneering O +work O +, O +reporting O +the O +late O +development O +of O +behavioral O +toxicity O +in O +mice B +prenatally O +exposed O +to O +MeHg O +; O +it O +appeared O +, O +however O +, O +that O +the O +substantial O +mortality O +and O +retarded O +growth O +among O +the O +exposed O +mice B +were O +apparent O +before O +weaning O +, O +indicating O +that O +the O +doses O +used O +( O +even O +though O +some O +lower O +dose O +levels O +were O +included O +) O +exerted O +severe O +toxicity O +. O + +Using O +a O +relatively O +complex O +schedule O +- O +controlled O +operant O +behavior O +method O +, O +rats B +whose O +parents O +were O +exposed O +to O +MeHg O +( O +0 O +. O +5 O +or O +6 O +. O +4 O +mg O +/ O +L O +) O +from O +4 O +weeks O +before O +mating O +and O +continuing O +to O +postnatal O +day O +( O +PND O +) O +16 O +were O +shown O +to O +be O +less O +sensitive O +to O +a O +change O +in O +the O +reinforcement O +schedule O +than O +were O +their O +nonexposed O +counterparts O +at O +28 O +- O +32 O +months O +of O +age O +( O +Newland O +et O +al O +. O +2004 O +) O +. O + +Mice B +that O +were O +perinatally O +exposed O +to O +1 O +or O +3 O +mg O +/ O +L O +MeHg O +in O +drinking O +water O +did O +not O +show O +significant O +deviation O +from O +controls O +in O +behavioral O +performance O +( O +motor O +performance O +, O +memory O +, O +and O +learning O +) O +at O +5 O +, O +15 O +, O +or O +26 O +months O +of O +age O +, O +but O +the O +lifetime O +- O +exposed O +groups O +did O +show O +a O +significant O +deviation O +( O +Weiss O +et O +al O +. O +2005c O +) O +. O + +The O +existence O +of O +a O +latency O +period O +( O +i O +. O +e O +. O +, O +the O +absence O +of O +effects O +earlier O +in O +life O +followed O +by O +the O +emergence O +of O +effects O +at O +a O +later O +stage O +of O +life O +) O +has O +not O +been O +demonstrated O +in O +any O +rodent O +study O +. O + +In O +nonhuman O +primates O +, O +delayed O +emergence O +of O +the O +signs O +of O +neurotoxicity O +was O +observed O +several O +years O +after O +the O +cessation O +of O +a O +7 O +- O +year O +postnatal O +exposure O +( O +Rice O +1996 O +) O +. O + +Metallothionein O +( O +MT O +) O +protects O +against O +the O +toxicities O +of O +a O +variety O +of O +metals O +. O + +We O +examined O +the O +neurotoxicity O +and O +developmental O +toxicity O +of O +metallic O +Hg O +in O +MT O +I O +/ O +II O +- O +knockout O +mice B +( O +Yoshida O +et O +al O +. O +2004 O +) O +and O +demonstrated O +the O +susceptibility O +of O +this O +genetically O +manipulated O +strain O +to O +the O +toxicity O +of O +metallic O +Hg O +. O + +In O +contrast O +to O +metallic O +Hg O +, O +MeHg O +does O +not O +induce O +MT O +, O +and O +MT O +would O +not O +substantially O +influence O +the O +kinetics O +of O +MeHg O +( O +Yasutake O +et O +al O +. O +1998 O +) O +. O + +Several O +reports O +, O +however O +, O +have O +demonstrated O +protective O +effects O +of O +MT O +against O +MeHg O +toxicity O +, O +which O +was O +ascribed O +to O +the O +radical O +scavenging O +effect O +of O +MT O +( O +Yao O +et O +al O +. O +2000 O +) O +. O + +We O +also O +showed O +that O +perinatal O +exposure O +to O +MeHg O +results O +in O +altered O +metabolism O +of O +thyroid O +hormones O +in O +neonates O +that O +was O +more O +distinct O +in O +MT O +- O +null O +strains O +than O +their O +wild O +- O +type O +counterparts O +( O +Mori O +et O +al O +. O +2006 O +) O +. O + +The O +vulnerability O +of O +the O +MT O +- O +null O +strain O +suggests O +that O +delayed O +neurobehavioral O +toxicity O +due O +to O +MeHg O +, O +if O +it O +does O +exist O +, O +might O +be O +more O +distinctive O +in O +this O +strain O +. O + +By O +utilizing O +the O +MT O +- O +null O +strain O +, O +we O +aimed O +to O +answer O +the O +following O +two O +questions O +: O +First O +, O +could O +we O +generate O +a O +model O +in O +which O +the O +toxicity O +of O +MeHg O +would O +emerge O +or O +at O +least O +become O +exaggerated O +later O +in O +life O +as O +opposed O +to O +earlier O +in O +life O +( O +i O +. O +e O +. O +, O +at O +3 O +- O +6 O +months O +, O +which O +was O +the O +timing O +for O +most O +of O +the O +earlier O +studies O +that O +used O +behavioral O +evaluations O +) O +? O + +Second O +, O +would O +the O +MT O +- O +null O +strain O +be O +affected O +more O +than O +its O +parent O +C57BL O +strain O +? O + +Answering O +either O +of O +these O +questions O +not O +only O +could O +influence O +the O +risk O +evaluation O +of O +MeHg O +, O +but O +it O +could O +also O +lead O +to O +a O +better O +understanding O +of O +the O +mechanism O +of O +toxicity O +for O +perinatal O +MeHg O +exposure O +. O + +To O +address O +these O +issues O +, O +we O +used O +three O +behavioral O +paradigms O +, O +the O +open O +field O +( O +OPF O +) O +, O +passive O +avoidance O +( O +PA O +) O +, O +and O +Morris O +( O +water O +) O +maze O +( O +MM O +) O +tests O +, O +which O +are O +often O +used O +in O +this O +field O +and O +which O +we O +used O +in O +our O +previous O +studies O +on O +the O +effects O +of O +Hg O +vapor O +( O +Yoshida O +et O +al O +. O +2004 O +, O +2006 O +) O +. O + +Performances O +in O +the O +MM O +and O +PA O +are O +said O +to O +be O +the O +most O +sensitive O +to O +aging O +( O +Gower O +and O +Lamberty O +1993 O +) O +. O + +We O +used O +a O +dose O +of O +5 O +mu O +g O +MeHg O +/ O +g O +in O +the O +diet O +, O +which O +resulted O +in O +a O +brain O +Hg O +level O +relevant O +to O +human B +risk O +assessment O +. O + +We O +evaluated O +the O +behavioral O +end O +points O +twice O +, O +once O +around O +3 O +months O +of O +age O +and O +the O +other O +time O +around O +1 O +year O +; O +the O +latter O +time O +roughly O +corresponds O +to O +the O +period O +when O +many O +behavioral O +performances O +, O +including O +OPF O +( O +Acevedoa O +et O +al O +. O +2006 O +; O +Carrie O +et O +al O +. O +1999 O +; O +Gower O +and O +Lamberty O +1993 O +) O +, O +PA O +( O +Gower O +and O +Lamberty O +1993 O +) O +, O +and O +MM O +( O +Bach O +et O +al O +. O +1999 O +; O +Carrie O +et O +al O +. O +1999 O +) O +, O +show O +alterations O +in O +this O +mouse B +strain O +. O + +Materials O +and O +Methods O + +Animals O +and O +MeHg O +exposure O + +OLA129 O +/ O +C57BL O +/ O +6J O +strain O +mice B +( O +wild O +type O +) O +and O +MT O +I O +/ O +II O +- O +knockout O +mice B +( O +MT O +- O +null O +) O +of O +this O +strain O +were O +provided O +by O +K O +. O +H O +. O + +Choo O +of O +the O +Murdoch O +Institute O +, O +Parkville O +, O +Australia O +( O +Michalska O +and O +Choo O +1993 O +) O +and O +were O +of O +a O +mixed O +genetic O +background O +of O +129 O +/ O +Ola O +and O +C57BL O +/ O +6 O +strains O +. O + +F1 O +hybrid O +mice B +were O +mated O +with O +C57BL O +/ O +6 O +mice B +for O +six O +generations O +at O +the O +National O +Institute O +for O +Environmental O +Studies O +( O +Tsukuba O +, O +Japan O +) O +. O + +At O +10 O +weeks O +of O +age O +, O +single O +male O +and O +female O +mice B +were O +allowed O +to O +cohabit O +; O +every O +female O +mouse B +was O +checked O +each O +morning O +for O +the O +presence O +of O +a O +vaginal O +plug O +. O + +When O +a O +plug O +was O +confirmed O +, O +the O +day O +was O +designated O +as O +day O +0 O +of O +gestation O +( O +GD0 O +) O +. O + +The O +diet O +, O +NIH O +- O +07PLD O +formula O +( O +CLEA O +Japan O +, O +Inc O +. O +, O +Tokyo O +, O +Japan O +) O +, O +contained O +vitamins O +and O +trace O +elements O +as O +follows O +( O +per O +kilogram O +diet O +) O +: O +3 O +. O +2 O +mg O +CuSO4 O +, O +88 O +mg O +FeSO4 O +, O +149 O +mg O +MnSO4 O +, O +25 O +mg O +ZnCO3 O +, O +1 O +. O +6 O +mg O +Ca O +( O +IO3 O +) O +2 O +, O +11 O +mg O +vitamin O +B1 O +, O +4 O +. O +7 O +mg O +vitamin O +B2 O +, O +1 O +. O +9 O +mg O +vitamin O +B6 O +, O +44 O +mg O +vitamin O +E O +, O +in O +addition O +to O +5 O +mu O +g O +MeHg O +/ O +g O +. O + +This O +diet O +was O +fed O +to O +the O +pregnant O +mice B +starting O +from O +GD0 O +through O +10 O +days O +after O +delivery O +( O +i O +. O +e O +. O +, O +PND10 O +) O +. O + +Thereafter O +, O +we O +switched O +mice B +to O +a O +diet O +that O +did O +not O +contain O +MeHg O +. O + +We O +chose O +GD0 O +as O +the O +beginning O +of O +exposure O +because O +exposures O +that O +started O +before O +conception O +often O +resulted O +in O +fairly O +high O +Hg O +concentrations O +in O +fetal O +/ O +neonatal O +brains O +( O +Kakita O +et O +al O +. O +2003 O +) O +, O +and O +we O +chose O +PND10 O +to O +cover O +the O +early O +neonatal O +period O +, O +in O +which O +considerable O +brain O +growth O +occurs O +. O + +In O +our O +experimental O +setting O +, O +the O +neonatal O +mice B +started O +to O +eat O +from O +the O +diet O +bucket O +and O +drink O +from O +the O +water O +bottle O +from O +PND10 O +onward O +. O + +Control O +mice B +were O +kept O +on O +the O +same O +diet O +but O +without O +MeHg O +( O +< O +0 O +. O +01 O +mu O +g O +Hg O +/ O +g O +) O +. O + +On O +PND1 O +, O +to O +avoid O +the O +confounding O +effects O +due O +to O +different O +litter O +size O +, O +we O +reduced O +each O +litter O +to O +six O +pups O +( O +three O +males O +and O +three O +females O +when O +possible O +) O +, O +and O +on O +PND10 O +, O +two O +males O +and O +two O +females O +from O +each O +litter O +were O +killed O +for O +chemical O +analyses O +. O + +The O +remaining O +male O +and O +female O +offspring O +per O +litter O +were O +weaned O +on O +PND28 O +and O +used O +for O +subsequent O +behavioral O +analyses O +( O +either O +at O +12 O +- O +13 O +weeks O +or O +52 O +- O +53 O +weeks O +, O +depending O +on O +the O +litter O +) O +as O +described O +below O +. O + +We O +measured O +body O +weights O +of O +the O +weaned O +mice B +every O +2 O +weeks O +. O + +Thus O +, O +four O +experimental O +groups O +were O +used O +( O +with O +or O +without O +MeHg O +exposure O +for O +two O +strains O +) O +, O +and O +each O +group O +consisted O +of O +12 O +- O +13 O +litters O +. O + +For O +half O +of O +the O +litters O +, O +the O +behavioral O +analyses O +were O +conducted O +at O +12 O +- O +13 O +weeks O +of O +age O +, O +and O +upon O +completion O +of O +the O +behavioral O +analyses O +, O +the O +animals O +were O +killed O +under O +ether O +anesthesia O +. O + +We O +then O +dissected O +the O +organs O +( O +brain O +, O +liver O +, O +and O +kidneys O +) O +for O +Hg O +analyses O +. O + +For O +the O +remaining O +half O +of O +the O +litters O +, O +we O +conducted O +the O +behavioral O +tests O +at O +52 O +- O +53 O +weeks O +of O +age O +. O + +The O +mice B +were O +treated O +humanely O +and O +with O +regard O +to O +alleviation O +of O +suffering O +according O +to O +the O +National O +Institute O +for O +Environmental O +Studies O +' O +Guidelines O +for O +Animal O +Welfare O +and O +the O +guidelines O +of O +St O +. O + +Marianna O +University O +. O + +Behavioral O +evaluations O + +The O +details O +of O +each O +behavioral O +procedure O +have O +been O +described O +elsewhere O +( O +Yoshida O +et O +al O +. O +2006 O +) O +. O + +Brief O +descriptions O +follow O +. O + +For O +the O +OPF O +test O +, O +we O +used O +an O +OPF O +apparatus O +( O +Ohara O +Co O +. O +, O +Ltd O +. O +, O +Tokyo O +, O +Japan O +) O +with O +a O +60 O +x O +60 O +- O +cm O +floor O +surrounded O +by O +walls O +60 O +cm O +high O +. O + +The O +experimental O +room O +light O +was O +turned O +off O +, O +and O +a O +dim O +light O +of O +80 O +lux O +was O +lit O +during O +the O +experiment O +. O + +We O +placed O +a O +mouse B +in O +the O +center O +of O +the O +floor O +and O +monitored O +its O +behavior O +for O +10 O +min O +using O +a O +CCD O +camera O +connected O +to O +a O +computer O +. O + +The O +position O +of O +the O +center O +of O +gravity O +was O +calculated O +by O +image O +- O +analyzing O +software O +, O +which O +was O +used O +to O +calculate O +the O +total O +distance O +traveled O +by O +the O +mouse B +as O +well O +as O +the O +positional O +preference O +( O +either O +center O +or O +peripheral O +, O +where O +peripheral O +was O +defined O +as O +the O +area O +within O +10 O +cm O +from O +the O +wall O +) O +. O + +We O +cleaned O +the O +OPF O +apparatus O +with O +70 O +% O +ethanol O +between O +trials O +. O + +The O +apparatus O +for O +the O +PA O +test O +( O +Ohara O +Co O +. O +Ltd O +. O +) O +consisted O +of O +a O +light O +compartment O +that O +illuminated O +by O +a O +400 O +- O +lux O +light O +and O +a O +dark O +compartment O +with O +black O +opaque O +walls O +and O +lids O +. O + +The O +two O +compartments O +were O +separated O +by O +a O +mobile O +guillotine O +door O +. O + +On O +the O +first O +day O +( O +training O +trial O +) O +, O +we O +placed O +each O +mouse B +in O +the O +light O +compartment O +facing O +away O +from O +the O +guillotine O +door O +, O +which O +was O +closed O +. O + +After O +30 O +sec O +of O +introduction O +, O +the O +door O +was O +opened O +; O +when O +the O +mouse B +entered O +the O +dark O +compartment O +, O +a O +brief O +electric O +shock O +( O +4 O +mA O +for O +2 O +sec O +) O +was O +delivered O +through O +the O +metal O +grid O +floor O +. O + +This O +would O +force O +the O +mouse B +back O +to O +the O +light O +component O +. O + +The O +interval O +between O +the O +opening O +of O +the O +door O +and O +the O +entry O +to O +the O +dark O +room O +( O +in O +seconds O +) O +was O +recorded O +and O +defined O +as O +the O +latency O +. O + +On O +the O +next O +day O +, O +the O +same O +procedure O +was O +repeated O +, O +but O +without O +the O +electric O +shock O +( O +retaining O +trail O +) O +. O + +In O +this O +PA O +paradigm O +, O +aversive O +learning O +was O +assumed O +to O +be O +established O +in O +the O +training O +trial O +, O +and O +we O +used O +its O +retention O +in O +the O +retaining O +trail O +as O +the O +index O +of O +learning O +. O + +Between O +each O +individual O +trial O +, O +we O +cleaned O +the O +apparatus O +with O +ethanol O +. O + +The O +cutoff O +time O +of O +the O +retention O +session O +was O +300 O +sec O +. O + +The O +MM O +test O +apparatus O +( O +Ohara O +Co O +. O +, O +Ltd O +. O +) O +was O +a O +round O +- O +shaped O +water O +pool O +with O +a O +diameter O +of O +120 O +cm O +. O + +A O +small O +platform O +was O +submerged O +in O +the O +water O +, O +which O +provided O +a O +place O +for O +mice B +to O +escape O +from O +the O +water O +( O +i O +. O +e O +. O +, O +an O +aversive O +stimulus O +, O +water O +temperature O += O +23 O ++ O +/ O +- O +1 O +degrees O +C O +) O +. O + +The O +water O +was O +made O +opaque O +by O +adding O +white O +paint O +so O +that O +the O +mouse B +could O +not O +see O +the O +submerged O +platform O +. O + +In O +each O +trial O +, O +we O +released O +a O +mouse B +into O +the O +pool O +from O +a O +determined O +position O +along O +the O +wall O +, O +and O +the O +performance O +of O +the O +mouse B +was O +monitored O +by O +a O +CCD O +camera O +/ O +image O +analyzer O +. O + +The O +time O +required O +to O +reach O +the O +platform O +was O +recorded O +. O + +If O +a O +mouse B +could O +not O +find O +the O +platform O +within O +60 O +sec O +after O +release O +, O +it O +was O +led O +to O +the O +platform O +and O +placed O +on O +it O +for O +20 O +sec O +before O +being O +removed O +. O + +In O +these O +cases O +, O +a O +latency O +of O +60 O +sec O +was O +recorded O +. O + +We O +conducted O +the O +trial O +once O +a O +day O +up O +to O +the O +fifth O +day O +for O +each O +mouse B +, O +and O +the O +order O +of O +each O +mouse B +was O +counterbalanced O +across O +the O +day O +. O + +On O +the O +sixth O +day O +, O +a O +transfer O +test O +( O +or O +probe O +test O +) O +, O +which O +is O +a O +trial O +without O +the O +platform O +, O +was O +conducted O +; O +in O +this O +procedure O +, O +we O +counted O +the O +number O +of O +times O +that O +the O +mouse B +crossed O +the O +position O +where O +the O +platform O +had O +been O +. O + +Tissue O +Hg O +concentration O + +The O +tissue O +samples O +were O +homogenized O +( O +10 O +% O +weight O +/ O +volume O +) O +in O +distilled O +water O +using O +a O +Polytron O +homogenizer O +( O +Kinematica O +GmbH O +, O +Littau O +, O +Switzerland O +) O +. O + +We O +determined O +Hg O +levels O +in O +the O +homogenates O +by O +the O +oxygen O +combustion O +- O +gold O +amalgamation O +method O +( O +Ohkawa O +et O +al O +. O +1977 O +) O +using O +an O +atomic O +absorption O +Hg O +detector O +MD O +- O +1 O +( O +Nippon O +Instruments O +, O +Co O +. O +Ltd O +. O +, O +Osaka O +, O +Japan O +) O +. O + +To O +ensure O +the O +accuracy O +of O +the O +measurement O +, O +we O +included O +reference O +material O +from O +a O +dogfish O +( O +DORM O +- O +2 O +; O +National O +Research O +Council O +of O +Canada O +, O +Ottawa O +, O +Ontario O +, O +Canada O +) O +with O +a O +certified O +value O +of O +4 O +. O +64 O ++ O +/ O +- O +0 O +. O +26 O +mu O +g O +/ O +g O +in O +the O +analyses O +; O +the O +observed O +values O +fell O +within O +the O +certified O +range O +. O + +The O +detection O +limit O +of O +the O +measurement O +was O +0 O +. O +1 O +ng O +Hg O +. O + +Statistics O + +We O +analyzed O +behavioral O +data O +for O +OPF O +and O +PA O +by O +analysis O +of O +variance O +( O +ANOVA O +) O +, O +taking O +sex O +, O +strain O +, O +and O +MeHg O +exposure O +as O +the O +factors O +. O + +All O +the O +interactions O +among O +these O +factors O +were O +put O +into O +the O +model O +. O + +When O +any O +of O +the O +interactions O +was O +highly O +significant O +, O +we O +analyzed O +the O +data O +separately O +in O +an O +appropriate O +way O +; O +for O +example O +, O +if O +sex O +x O +Hg O +was O +significant O +, O +the O +data O +for O +males O +and O +females O +were O +separately O +analyzed O +for O +the O +effects O +of O +strain O +and O +Hg O +. O + +Whenever O +appropriate O +, O +ANOVAs O +were O +followed O +by O +Mann O +- O +Whitney O +U O +or O +Student O +' O +s O +t O +- O +tests O +, O +depending O +on O +the O +nature O +and O +distribution O +of O +the O +variables O +. O + +We O +analyzed O +data O +for O +the O +MM O +by O +repeated O +- O +measures O +ANOVA O +, O +taking O +the O +exposure O +as O +between O +- O +group O +and O +trials O +as O +within O +- O +group O +variables O +. O + +The O +test O +was O +performed O +for O +each O +of O +the O +four O +sex O +and O +strain O +combinations O +separately O +. O + +The O +significance O +level O +was O +set O +at O +p O +< O +0 O +. O +05 O +. O + +Results O + +Body O +weight O + +Up O +to O +20 O +weeks O +of O +age O +, O +the O +body O +weight O +values O +of O +the O +control O +and O +MeHg O +- O +exposed O +groups O +were O +not O +different O +, O +regardless O +of O +strain O +or O +sex O +. O + +After O +28 O +weeks O +, O +except O +for O +the O +wild O +- O +type O +female O +groups O +, O +the O +MeHg O +- O +exposed O +groups O +weighed O +significantly O +less O +than O +the O +controls O +( O +Figure O +1 O +) O +. 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O + +At O +52 O +weeks O +of O +age O +, O +the O +strain O +x O +Hg O +interaction O +was O +highly O +significant O +( O +p O +< O +0 O +. O +001 O +) O +in O +an O +ANOVA O +of O +locomotion O +distance O +( O +Figure O +2B O +) O +; O +MeHg O +exposure O +was O +associated O +with O +decreased O +locomotion O +distance O +in O +wild O +- O +type O +mice B +and O +with O +increased O +distance O +in O +MT O +- O +null O +mice B +. O + +A O +strain O +- O +wise O +two O +- O +way O +ANOVA O +( O +with O +sex O +and O +Hg O +as O +the O +factors O +) O +revealed O +that O +only O +Hg O +was O +significant O +in O +both O +strains O +( O +p O +< O +0 O +. O +01 O +) O +. O + +Regarding O +the O +proportion O +of O +the O +central O +- O +area O +locomotion O +, O +the O +effects O +of O +MeHg O +appeared O +to O +depend O +on O +sex O +[ O +i O +. O +e O +. O +, O +sex O +x O +Hg O +was O +highly O +significant O +( O +p O +< O +0 O +. O +001 O +) O +in O +the O +three O +- O +way O +ANOVA O +; O +Figure O +3B O +] O +. O + +Indeed O +, O +a O +sex O +- O +wise O +two O +- O +way O +ANOVA O +showed O +significant O +effects O +of O +Hg O +only O +in O +females O +( O +p O +< O +0 O +. O +001 O +) O +. O + +PA O + +At O +12 O +weeks O +of O +age O +, O +all O +the O +groups O +showed O +prolonged O +latency O +in O +the O +second O +( O +retention O +) O +trial O +, O +and O +no O +consistent O +effect O +of O +MeHg O +was O +recognized O +regardless O +of O +strain O +or O +sex O +( O +Figure O +4A O +) O +. O + +At O +52 O +weeks O +of O +age O +, O +a O +three O +- O +way O +ANOVA O +revealed O +a O +significant O +interaction O +between O +strain O +and O +Hg O +( O +p O +< O +0 O +. O +05 O +) O +; O +strain O +- O +wise O +two O +- O +way O +ANOVAs O +revealed O +a O +significant O +effect O +of O +Hg O +on O +learning O +in O +MT O +- O +null O +mice B +of O +both O +sexes O +; O +these O +groups O +of O +mice B +showed O +significantly O +shorter O +( O +less O +than O +half O +) O +latency O +times O +compared O +to O +control O +mice B +( O +Figure O +4B O +) O +. O + +A O +notable O +difference O +between O +the O +results O +at O +52 O +weeks O +of O +age O +and O +those O +at O +12 O +weeks O +was O +that O +many O +of O +the O +tested O +mice B +exceeded O +the O +cutoff O +time O +in O +the O +retention O +trials O +at O +52 O +weeks O +, O +except O +for O +the O +MT O +- O +null O +groups O +. O + +MM O + +At O +13 O +weeks O +of O +age O +, O +repeated O +- O +measures O +ANOVA O +did O +not O +indicate O +any O +effects O +of O +MeHg O +( O +Figure O +5A O +) O +. O + +At O +52 O +weeks O +of O +age O +( O +Figure O +5B O +) O +, O +wild O +- O +type O +males O +and O +MT O +- O +null O +females O +shared O +the O +same O +statistical O +results O +; O +Hg O +as O +well O +as O +the O +Hg O +x O +trial O +interaction O +were O +statistically O +significant O +. O + +Thus O +, O +in O +both O +cases O +, O +the O +MeHg O +groups O +showed O +a O +longer O +latency O +, O +hampering O +learning O +performance O +. O + +Tissue O +Hg O +concentration O + +At O +PND10 O +, O +which O +was O +immediately O +after O +the O +exposure O +, O +brain O +Hg O +concentrations O +of O +the O +neonatal O +mice B +were O +approximately O +< O += O +0 O +. O +5 O +mu O +g O +/ O +g O +( O +Table O +1 O +) O +. O + +Although O +the O +MT O +- O +null O +mice B +and O +females O +showed O +slightly O +higher O +brain O +Hg O +concentrations O +than O +the O +corresponding O +wild O +- O +type O +group O +and O +males O +, O +respectively O +, O +neither O +of O +these O +differences O +was O +significant O +. O + +At O +13 O +weeks O +, O +when O +the O +behavioral O +tests O +were O +completed O +, O +the O +brain O +Hg O +concentration O +was O +comparable O +to O +the O +control O +( O +nonexposed O +) O +level O +( O +approximately O +5 O +ng O +/ O +g O +in O +both O +the O +exposed O +and O +control O +brains O +) O +. O + +Interestingly O +, O +MT O +- O +null O +mice B +had O +a O +significantly O +lower O +brain O +Hg O +concentration O +than O +the O +corresponding O +wild O +- O +type O +groups O +. O + +Discussion O + +Results O +of O +the O +present O +study O +demonstrate O +the O +delayed O +emergence O +of O +neurobehavioral O +toxicity O +due O +to O +perinatal O +MeHg O +exposure O +, O +which O +presumably O +developed O +after O +brain O +MeHg O +concentrations O +had O +leveled O +off O +. O + +This O +emergent O +toxicity O +was O +exaggerated O +in O +MT O +- O +null O +mice B +and O +was O +more O +distinct O +in O +females O +. O + +To O +our O +knowledge O +, O +our O +findings O +show O +the O +first O +clear O +- O +cut O +demonstrations O +of O +a O +long O +latency O +period O +of O +MeHg O +neurobehavioral O +toxicity O +in O +rodents O +and O +possible O +genetic O +susceptibility O +for O +the O +emergent O +toxicity O +. O + +The O +exposure O +level O +should O +be O +considered O +before O +discussing O +the O +end O +points O +. O + +On O +PND10 O +, O +immediately O +after O +the O +cessation O +of O +MeHg O +exposure O +, O +the O +brain O +Hg O +concentration O +was O +approximately O +0 O +. O +5 O +mu O +g O +/ O +g O +, O +regardless O +of O +the O +strain O +or O +sex O +. O + +In O +a O +previous O +study O +, O +the O +brain O +Hg O +concentration O +in O +mice B +perinatally O +exposed O +to O +6 O +mg O +MeHg O +/ O +L O +( O +via O +water O +) O +peaked O +between O +PND0 O +and O +PND4 O +and O +was O +approximately O +three O +times O +higher O +than O +on O +PND21 O +( O +Goulet O +et O +al O +. O +2003 O +) O +. O + +Therefore O +, O +the O +peak O +brain O +Hg O +concentration O +, O +which O +is O +presumably O +observed O +around O +birth O +, O +can O +be O +estimated O +as O +about O +3 O +- O +fold O +higher O +than O +that O +on O +PND10 O +and O +would O +be O +approximately O +1 O +. O +5 O +mu O +g O +/ O +g O +( O +0 O +. O +5 O +mu O +g O +/ O +g O +x O +3 O +) O +, O +which O +is O +one O +of O +the O +lowest O +levels O +among O +recent O +rodent O +studies O +. O + +As O +shown O +by O +Sakamoto O +et O +al O +. O + +( O +2002 O +) O +in O +their O +Figure O +2 O +, O +prenatal O +exposure O +of O +rats B +to O +MeHg O +showed O +a O +peak O +brain O +Hg O +concentration O +around O +PND1 O +that O +was O +four O +to O +five O +times O +greater O +than O +the O +level O +on O +PND10 O +. O + +Also O +, O +Newland O +and O +Rasmussen O +( O +2000 O +) O +reported O +a O +slight O +alteration O +of O +a O +complex O +operant O +behavior O +in O +rats B +at O +ages O +< O +2 O +years O +at O +brain O +Hg O +concentrations O +as O +low O +as O +0 O +. O +5 O +mu O +g O +/ O +g O +at O +birth O +, O +although O +statistical O +significance O +of O +this O +particular O +effect O +was O +not O +clear O +. O + +It O +should O +be O +noted O +that O +rats B +have O +different O +Hg O +kinetics O +( O +Hirayama O +and O +Yasutake O +1986 O +; O +Yasutake O +and O +Hirayama O +1990 O +) O +due O +to O +the O +high O +affinity O +of O +rat O +hemoglobin O +for O +MeHg O +( O +Clarkson O +and O +Magos O +2006 O +) O +. O + +The O +most O +important O +observation O +of O +the O +present O +study O +was O +that O +the O +effects O +of O +low O +- O +level O +MeHg O +exposure O +were O +detected O +only O +at O +later O +stages O +in O +the O +lives O +of O +the O +mice B +. O + +Except O +for O +the O +central O +- O +area O +occupancy O +in O +OPF O +in O +MT O +- O +null O +females O +, O +no O +statistically O +significant O +effects O +of O +MeHg O +were O +observed O +in O +any O +of O +the O +three O +behavioral O +tests O +at O +12 O +weeks O +of O +age O +. O + +In O +contrast O +, O +significant O +effects O +were O +observed O +in O +all O +three O +tests O +at O +52 O +weeks O +of O +age O +. O + +The O +brain O +Hg O +concentration O +of O +the O +exposed O +groups O +had O +leveled O +off O +and O +was O +not O +distinguishable O +from O +the O +non O +- O +exposed O +group O +at O +13 O +weeks O +of O +age O +, O +immediately O +after O +the O +first O +phase O +of O +the O +behavioral O +testing O +. O + +Therefore O +, O +in O +the O +present O +study O +, O +there O +was O +a O +latency O +period O +in O +which O +the O +dose O +and O +effects O +could O +not O +be O +detected O +, O +although O +effects O +were O +observed O +9 O +months O +later O +. O + +Another O +notable O +observation O +was O +that O +the O +emergent O +manifestation O +of O +toxicity O +was O +also O +recognized O +in O +the O +suppression O +of O +body O +weight O +( O +except O +for O +wild O +- O +type O +females O +) O +, O +which O +only O +became O +apparent O +on O +or O +after O +28 O +weeks O +of O +age O +. O + +The O +existence O +of O +a O +latency O +period O +of O +as O +long O +as O +several O +years O +after O +chronic O +( O +7 O +years O +from O +birth O +) O +, O +low O +- O +level O +exposure O +to O +MeHg O +has O +been O +described O +in O +nonhuman O +primates O +( O +Rice O +1996 O +) O +. O + +In O +that O +case O +, O +however O +, O +the O +Hg O +concentration O +in O +the O +brain O +remained O +elevated O +, O +presumably O +as O +a O +result O +of O +the O +long O +exposure O +. O + +Indeed O +, O +Rice O +( O +1996 O +) O +argued O +that O +the O +minute O +amount O +of O +residual O +brain O +Hg O +could O +have O +caused O +the O +delayed O +toxicity O +. O + +This O +was O +clearly O +not O +the O +case O +in O +the O +present O +study O +because O +the O +Hg O +concentration O +leveled O +off O +around O +the O +time O +of O +the O +first O +phase O +of O +the O +behavioral O +study O +. O + +The O +absence O +of O +behavioral O +effects O +at O +12 O +weeks O +of O +age O +ruled O +out O +the O +possibility O +that O +the O +residual O +behavioral O +effects O +were O +due O +to O +elevated O +Hg O +early O +in O +life O +. O + +Therefore O +, O +the O +behavioral O +toxicity O +that O +surfaced O +at O +52 O +weeks O +of O +age O +must O +have O +had O +its O +origin O +before O +the O +brain O +Hg O +concentration O +leveled O +off O +( O +at O +or O +before O +13 O +weeks O +of O +age O +) O +, O +although O +the O +redistribution O +of O +Hg O +to O +the O +brain O +from O +other O +sites O +of O +deposition O +, O +such O +as O +the O +liver O +, O +cannot O +be O +completely O +excluded O +. O + +The O +long O +silent O +period O +before O +the O +manifestations O +of O +toxicity O +emerged O +suggests O +that O +a O +slow O +process O +plays O +a O +role O +in O +this O +latent O +toxicity O +. O + +Although O +an O +example O +of O +a O +slow O +process O +is O +aging O +, O +52 O +weeks O +of O +age O +might O +not O +be O +sufficiently O +old O +for O +a O +mouse B +to O +be O +considered O +aged O +in O +the O +physiologic O +sense O +because O +C57BL O +/ O +6 O +mice B +have O +a O +relatively O +long O +life O +span O +among O +mouse B +strains O +[ O +median O +survival O +of O +27 O +- O +31 O +months O +( O +Gower O +and O +Lamberty O +1993 O +) O +] O +and O +a O +survival O +rate O +at O +18 O +- O +19 O +months O +as O +high O +as O +90 O +% O +( O +Institute O +on O +Aging O +HP O +) O +( O +National O +Institute O +on O +Aging O +2008 O +) O +. O + +Nevertheless O +, O +various O +behavioral O +examinations O +have O +shown O +age O +- O +related O +changes O +in O +the O +performance O +of O +mice B +at O +approximately O +1 O +year O +of O +age O +in O +the O +OPF O +( O +Acevedoa O +et O +al O +. O +2006 O +; O +Carrie O +et O +al O +. O +1999 O +) O +, O +MM O +( O +Bach O +et O +al O +. O +1999 O +; O +Carrie O +et O +al O +. O +1999 O +) O +, O +and O +PA O +( O +Gower O +and O +Lamberty O +1993 O +) O +tests O +. O + +The O +observed O +effects O +of O +MeHg O +, O +including O +the O +deterioration O +in O +the O +PA O +and O +MM O +and O +suppression O +in O +the O +OPF O +( O +in O +wild O +- O +type O +mice B +) O +, O +were O +consistent O +with O +these O +reported O +effects O +of O +aging O +on O +behavioral O +function O +( O +in O +the O +sense O +described O +above O +) O +, O +except O +for O +the O +increased O +OPF O +activity O +in O +the O +MT O +- O +null O +mice B +. O + +Regardless O +of O +its O +neural O +basis O +, O +the O +basis O +of O +neurobehavioral O +toxicity O +should O +be O +sought O +in O +early O +life O +stages O +when O +the O +brain O +Hg O +concentration O +is O +highly O +elevated O +( O +approximately O +1 O +. O +5 O +mu O +g O +/ O +g O +at O +its O +peak O +) O +. O + +Some O +in O +vivo O +experiments O +have O +demonstrated O +several O +candidate O +mechanisms O +of O +perinatal O +exposure O +to O +MeHg O +, O +including O +abnormal O +migration O +of O +neurons O +and O +/ O +or O +glias O +( O +Kakita O +et O +al O +. O +2003 O +; O +Rodier O +et O +al O +. O +1984 O +) O +, O +but O +at O +higher O +Hg O +concentrations O +. O + +Using O +exactly O +the O +same O +exposure O +protocol O +as O +the O +present O +study O +, O +we O +found O +suppressed O +activity O +of O +type O +III O +iodo O +- O +thyronine O +deiodinase O +, O +a O +thyroid O +hormone O +- O +metabolizing O +enzyme O +, O +in O +the O +brains O +of O +PND10 O +mouse B +neonates O +( O +Mori O +et O +al O +. O +2006 O +) O +, O +consistent O +with O +our O +previous O +study O +of O +higher O +MeHg O +doses O +( O +Watanabe O +et O +al O +. O +1999 O +) O +. O + +This O +perturbation O +could O +be O +one O +of O +the O +candidate O +mechanisms O +responsible O +for O +the O +later O +anomalous O +behaviors O +because O +even O +a O +transient O +change O +in O +thyroid O +hormones O +during O +the O +critical O +period O +of O +perinatal O +life O +exerts O +long O +- O +term O +consequences O +( O +Auso O +et O +al O +. O +2004 O +) O +. O + +The O +effects O +of O +MeHg O +at O +52 O +weeks O +of O +age O +were O +influenced O +by O +two O +potential O +modifying O +factors O +, O +sex O +and O +strain O +. O + +In O +the O +OPF O +, O +while O +the O +locomotion O +was O +affected O +in O +both O +strains O +( O +although O +the O +direction O +was O +opposite O +) O +, O +center O +occupancy O +was O +significantly O +increased O +only O +in O +the O +MT O +- O +null O +mice B +. O + +In O +addition O +, O +the O +effects O +on O +PA O +were O +significant O +only O +in O +MT O +- O +null O +mice B +, O +whereas O +MeHg O +at O +a O +higher O +dose O +was O +reported O +to O +worsen O +PA O +performance O +in O +rats B +( O +6 O +- O +8 O +weeks O +of O +age O +; O +Sakamoto O +et O +al O +. O +2002 O +) O +. O + +In O +addition O +, O +body O +weight O +gain O +was O +suppressed O +in O +both O +male O +and O +female O +MT O +- O +null O +mice B +, O +whereas O +in O +wild O +- O +type O +mice B +the O +suppression O +was O +observed O +only O +in O +males O +. O + +Taken O +together O +, O +the O +MT O +- O +null O +strain O +appeared O +to O +be O +slightly O +more O +susceptible O +to O +the O +late O +- O +emergent O +effects O +of O +MeHg O +. O + +Several O +lines O +of O +evidence O +have O +shown O +that O +MT O +- O +I O +, O +II O +is O +protective O +against O +the O +toxicity O +of O +MeHg O +( O +Leiva O +- O +Presa O +et O +al O +. O +2004 O +; O +Yao O +et O +al O +. O +2000 O +) O +, O +and O +the O +present O +results O +were O +basically O +consistent O +with O +these O +reports O +. O + +We O +have O +also O +reported O +the O +susceptibility O +of O +the O +MT O +- O +null O +strain O +to O +the O +neurotoxic O +effects O +of O +metallic O +Hg O +( O +Yoshida O +et O +al O +. O +2004 O +, O +2006 O +) O +. O + +The O +difference O +in O +the O +susceptibility O +to O +MeHg O +between O +sexes O +is O +still O +debated O +( O +Clarkson O +and O +Magos O +2006 O +; O +National O +Research O +Council O +2000 O +; O +Vahter O +2007 O +) O +. O + +In O +the O +present O +study O +, O +some O +responses O +to O +MeHg O +were O +different O +between O +the O +sexes O +, O +including O +OPF O +performance O +at O +12 O +and O +52 O +weeks O +of O +age O +and O +MM O +performance O +at O +52 O +weeks O +. O + +The O +fact O +that O +the O +MT O +- O +null O +female O +group O +was O +the O +only O +group O +affected O +by O +MeHg O +at O +12 O +weeks O +may O +suggest O +the O +particular O +susceptibility O +of O +females O +in O +this O +strain O +. O + +This O +point O +needs O +to O +be O +clarified O +in O +further O +experiments O +. O + +The O +question O +remains O +of O +why O +MT O +- O +null O +mice B +are O +susceptible O +to O +the O +delayed O +neurotoxicity O +of O +perinatal O +MeHg O +. O + +Apparently O +kinetics O +play O +only O +a O +minor O +role O +because O +the O +strain O +did O +not O +show O +distinct O +effects O +on O +the O +brain O +Hg O +concentration O +at O +PND10 O +. O + +The O +significantly O +lower O +brain O +Hg O +concentration O +in O +MT O +- O +null O +mice B +compared O +with O +corresponding O +wild O +- O +type O +mice B +at O +13 O +weeks O +of O +age O +indicated O +that O +MT O +- O +I O +, O +II O +might O +play O +a O +significant O +role O +in O +the O +retention O +of O +Hg O +( O +or O +MeHg O +) O +. O + +This O +is O +consistent O +with O +the O +results O +of O +studies O +of O +metallic O +Hg O +exposure O +( O +Yoshida O +et O +al O +. O +2004 O +, O +2005 O +) O +; O +a O +lower O +brain O +Hg O +concentration O +may O +not O +guarantee O +lower O +toxicity O +, O +supporting O +the O +protective O +role O +of O +the O +protein O +. O + +Earlier O +studies O +suggest O +that O +brain O +MT O +- O +I O +, O +II O +has O +an O +important O +role O +both O +in O +the O +response O +to O +oxidative O +injury O +( O +Potter O +et O +al O +. O +2007 O +) O +and O +in O +the O +process O +of O +aging O +( O +Kojima O +et O +al O +. O +1999 O +) O +. O + +Therefore O +, O +the O +lack O +of O +MT O +can O +exaggerate O +the O +toxicity O +of O +MeHg O +by O +enhancing O +the O +initial O +effects O +due O +to O +oxygen O +radicals O +and O +/ O +or O +by O +accelerating O +functional O +aging O +. O + +Apart O +from O +this O +, O +an O +intriguing O +possibility O +is O +that O +the O +brain O +- O +specific O +isoform O +, O +MT O +- O +III O +, O +might O +contribute O +to O +the O +results O +we O +obtained O +because O +the O +expression O +of O +MT O +- O +III O +, O +together O +with O +MT O +- O +I O +, O +is O +increased O +in O +the O +brain O +of O +old O +rats B +, O +resulting O +in O +the O +low O +availability O +of O +free O +zinc O +for O +synapses O +( O +Mocchegiani O +et O +al O +. O +2004 O +) O +. O + +The O +age O +- O +dependent O +expressions O +of O +MT O +isoforms O +might O +be O +modified O +in O +MT O +- O +null O +mice B +. O + +Results O +of O +the O +present O +study O +might O +allow O +the O +possibility O +of O +alternative O +interpretations O +due O +to O +some O +potentially O +confounding O +factors O +. O + +For O +example O +, O +except O +for O +the O +wild O +- O +type O +females O +, O +we O +observed O +significant O +differences O +in O +body O +weight O +between O +MeHg O +- O +exposed O +and O +non O +- O +exposed O +groups O +. O + +Because O +these O +differences O +only O +became O +clear O +later O +in O +life O +, O +they O +might O +be O +associated O +with O +the O +toxicity O +that O +also O +emerged O +later O +in O +life O +. O + +Manipulation O +of O +body O +weight O +in O +rodents O +alters O +activity O +levels O +, O +although O +the O +reported O +results O +are O +not O +always O +consistent O +with O +each O +other O +( O +Harrison O +and O +Archer O +1987 O +; O +Samuelsson O +et O +al O +. O +2008 O +) O +. O + +Also O +, O +the O +differential O +performance O +in O +PA O +could O +be O +related O +with O +the O +potential O +effects O +of O +MeHg O +on O +( O +electric O +) O +shock O +sensitivity O +, O +which O +we O +did O +not O +examine O +. O + +At O +least O +one O +high O +- O +dose O +study O +with O +adult O +rats B +showed O +reduced O +electric O +sensitivity O +due O +to O +mercury O +exposure O +( O +Wu O +et O +al O +. O +1985 O +) O +. O + +These O +possibilities O +need O +to O +be O +addressed O +in O +future O +studies O +. O + +To O +summarize O +, O +the O +present O +results O +suggest O +that O +an O +initial O +( O +or O +triggering O +) O +toxicologic O +event O +occurs O +before O +the O +brain O +Hg O +concentration O +stabilizes O +and O +that O +the O +nature O +of O +this O +event O +should O +be O +either O +an O +acceleration O +of O +the O +aging O +process O +or O +interaction O +with O +the O +aging O +process O +. O + +Thus O +, O +by O +identifying O +the O +physiologic O +events O +associated O +with O +the O +functional O +aging O +of O +the O +examined O +behavioral O +tasks O +, O +the O +fundamental O +toxicologic O +scar O +might O +be O +revealed O +. O + +A O +Novel O +Role O +of O +the O +NRF2 O +Transcription O +Factor O +in O +the O +Regulation O +of O +Arsenite O +- O +Mediated O +Keratin O +16 O +Gene O +Expression O +in O +Human B +Keratinocytes O + +Abstract O + +Background O + +Inorganic O +sodium O +arsenite O +( O +iAs O +) O +is O +a O +ubiquitous O +environmental O +contaminant O +and O +is O +associated O +with O +an O +increased O +risk O +of O +skin O +hyperkeratosis O +and O +cancer O +. O + +Objectives O + +We O +investigated O +the O +molecular O +mechanisms O +underlying O +the O +regulation O +of O +the O +keratin O +16 O +( O +K16 O +) O +gene O +by O +iAs O +in O +the O +human B +keratinocyte O +cell O +line O +HaCaT O +. O + +Methods O + +We O +performed O +reverse O +transcriptase O +polymerase O +chain O +reaction O +, O +luciferase O +assays O +, O +Western O +blots O +, O +and O +electrophoretic O +mobility O +shift O +assays O +to O +determine O +the O +transcriptional O +regulation O +of O +the O +K16 O +gene O +by O +iAs O +. O + +We O +used O +gene O +overexpression O +approaches O +to O +elucidate O +the O +nuclear O +factor O +erythroid O +- O +derived O +2 O +related O +factor O +2 O +( O +NRF2 O +) O +involved O +in O +the O +K16 O +induction O +. O + +Results O + +iAs O +induced O +the O +mRNA O +and O +protein O +expression O +of O +K16 O +. O + +We O +also O +found O +that O +the O +expression O +of O +K16 O +was O +transcriptionally O +induced O +by O +iAs O +through O +activator O +protein O +- O +1 O +- O +like O +sites O +and O +an O +antioxidant O +response O +element O +( O +ARE O +) O +in O +its O +gene O +promoter O +region O +. O + +Treatment O +with O +iAs O +also O +enhanced O +the O +production O +and O +translocation O +of O +the O +NRF2 O +transcription O +factor O +, O +an O +ARE O +- O +binding O +protein O +, O +into O +the O +nucleus O +without O +modification O +of O +its O +mRNA O +expression O +. O + +In O +addition O +, O +iAs O +elongated O +the O +half O +- O +life O +of O +the O +NRF2 O +protein O +. O + +When O +overexpressed O +in O +HaCaT O +cells O +, O +NRF2 O +was O +also O +directly O +involved O +in O +not O +only O +the O +up O +- O +regulation O +of O +the O +detoxification O +gene O +thioredoxin O +but O +also O +K16 O +gene O +expression O +. O + +Conclusions O + +Our O +data O +clearly O +indicate O +that O +the O +K16 O +gene O +is O +a O +novel O +target O +of O +NRF2 O +. O + +Furthermore O +, O +our O +findings O +also O +suggest O +that O +NRF2 O +has O +opposing O +roles O +in O +the O +cell O +- O +- O +in O +the O +activation O +of O +detoxification O +pathways O +and O +in O +promoting O +the O +development O +of O +skin O +disorders O +. O + +Inorganic O +sodium O +arsenite O +( O +iAs O +) O +, O +a O +ubiquitous O +element O +, O +is O +one O +of O +the O +most O +toxic O +metals O +present O +in O +the O +natural O +environment O +( O +Bagla O +and O +Kaiser O +1996 O +) O +. O + +Arsenicals O +are O +found O +as O +naturally O +occurring O +constituents O +of O +soil O +, O +food O +, O +and O +drinking O +water O +( O +Wu O +et O +al O +. O +1989 O +; O +Yoshida O +et O +al O +. O +2004 O +) O +, O +and O +exposure O +to O +iAs O +has O +been O +associated O +with O +a O +variety O +of O +disease O +outcomes O +, O +including O +disorders O +of O +the O +skin O +, O +urinary O +bladder O +, O +liver O +, O +and O +lung O +( O +Tchounwou O +et O +al O +. O +2004 O +) O +. O + +In O +particular O +, O +skin O +hyperkeratosis O +is O +a O +characteristic O +dermatologic O +lesion O +associated O +with O +ingestion O +of O +arsenic O +from O +contaminated O +groundwater O +( O +McLellan O +2002 O +; O +Yoshida O +et O +al O +. O +2004 O +) O +. O + +There O +is O +also O +a O +significant O +association O +between O +hyperkeratosis O +, O +nonmelanoma O +skin O +cancer O +( O +e O +. O +g O +. O +, O +basal O +cell O +carcinoma O +and O +squamous O +cell O +carcinoma O +) O +, O +and O +Bowen O +disease O +( O +Col O +et O +al O +. O +1999 O +; O +Rossman O +et O +al O +. O +2004 O +) O +. O + +Furthermore O +, O +the O +pathologic O +features O +associated O +with O +arsenic O +- O +induced O +hyperkeratosis O +present O +as O +typical O +acanthotic O +types O +of O +psoriasis O +- O +like O +keratosis O +, O +characterized O +by O +the O +aberrant O +proliferation O +and O +terminal O +differentiation O +of O +epidermal O +keratinocytes O +( O +Lee O +et O +al O +. O +2006 O +) O +. O + +Many O +epidemiologic O +studies O +have O +shown O +that O +hyperkeratoses O +are O +the O +most O +frequent O +precursor O +lesions O +of O +some O +skin O +cancers O +( O +Bagla O +and O +Kaiser O +1996 O +; O +Col O +et O +al O +. O +1999 O +) O +. O + +The O +keratins O +are O +the O +most O +prominent O +cytoskeletal O +proteins O +in O +keratinocytes O +and O +comprise O +a O +large O +family O +of O +proteins O +that O +form O +intermediate O +filament O +networks O +in O +all O +epithelial O +cell O +types O +( O +Moll O +et O +al O +. O +1982 O +) O +. O + +Keratin O +16 O +( O +K16 O +) O +and O +keratin O +6 O +( O +K6 O +) O +genes O +are O +constitutively O +expressed O +in O +a O +number O +of O +stratified O +epithelial O +levels O +, O +including O +the O +palmar O +and O +plantar O +epidermis O +( O +Moll O +et O +al O +. O +1982 O +) O +. O + +In O +skin O +diseases O +characterized O +by O +aberrant O +proliferation O +and O +differentiation O +, O +such O +as O +psoriasis O +and O +cancer O +, O +K16 O +is O +detectable O +at O +higher O +levels O +compared O +with O +normal O +tissue O +( O +Haider O +et O +al O +. O +2006 O +) O +. O + +Furthermore O +, O +the O +tissue O +- O +specific O +overexpression O +of O +wild O +- O +type O +K16 O +in O +the O +epidermis O +of O +transgenic O +mice B +results O +in O +the O +hyperproliferation O +of O +keratinocytes O +and O +aberrant O +keratinization O +of O +cornified O +layers O +, O +leading O +to O +hyperkeratosis O +of O +the O +skin O +( O +Takahashi O +et O +al O +. O +1994 O +) O +. O + +Nuclear O +factor O +erythoid O +- O +derived O +2 O +related O +factor O +2 O +( O +NRF2 O +) O +, O +a O +" O +cap O +' O +n O +' O +collar O +" O +basic O +leucine O +zipper O +transcription O +factor O +, O +regulates O +a O +transcriptional O +program O +that O +maintains O +cellular O +redox O +homeostasis O +and O +protects O +cells O +from O +oxidative O +stress O +and O +xenobiotic O +agents O +( O +Ishii O +et O +al O +. O +2000 O +; O +Moi O +et O +al O +. O +1994 O +) O +. O + +Several O +detoxifying O +and O +antioxidant O +genes O +, O +including O +glutathione O +- O +S O +- O +transferases O +( O +GSTs O +) O +, O +heme O +oxygenase O +- O +1 O +( O +HMOX1 O +) O +, O +and O +thioredoxin O +( O +TXN O +) O +, O +are O +regulated O +by O +NRF2 O +through O +the O +antioxidant O +responsive O +element O +( O +ARE O +) O +in O +the O +respective O +promoter O +regions O +of O +these O +genes O +( O +McMahon O +et O +al O +. O +2001 O +; O +Wakabayashi O +et O +al O +. O +2004 O +) O +. O + +NRF2 O +is O +held O +in O +the O +cytoplasm O +by O +a O +cytoskeletal O +- O +associated O +specific O +inhibitory O +protein O +( O +kelch O +- O +like O +ECH O +- O +associated O +protein O +1 O +; O +KEAP1 O +) O +under O +normal O +cellular O +redox O +state O +conditions O +, O +where O +it O +is O +continuously O +targeted O +by O +the O +proteasomal O +degradation O +pathway O +( O +McMahon O +et O +al O +. O +2003 O +) O +. O + +Upon O +exposure O +of O +the O +cell O +to O +oxidative O +stress O +or O +electrophiles O +, O +NRF2 O +can O +escape O +this O +KEAP1 O +- O +mediated O +repression O +, O +translocate O +to O +the O +nucleus O +, O +and O +activate O +the O +expression O +of O +its O +target O +genes O +( O +Dinkova O +- O +Kostova O +et O +al O +. O +2002 O +; O +McMahon O +et O +al O +. O +2003 O +) O +. O + +Recently O +, O +studies O +of O +Keap1 O +- O +/ O +- O +mice B +have O +shown O +that O +NRF2 O +accumulates O +in O +the O +nucleus O +and O +constitutively O +activates O +the O +transcription O +of O +its O +target O +genes O +, O +even O +in O +the O +absence O +of O +stress O +signals O +( O +Wakabayashi O +et O +al O +. O +2003 O +) O +. O + +Most O +interestingly O +, O +however O +, O +the O +skin O +, O +esophagus O +, O +and O +forestomach O +of O +Keap1 O +- O +deficient O +mice B +show O +cornified O +layer O +and O +hyperkeratosis O +phenotypes O +. O + +In O +addition O +, O +previous O +studies O +have O +also O +shown O +that O +the O +expression O +of O +NRF2 O +and O +ARE O +- O +controlled O +genes O +is O +induced O +by O +iAs O +in O +some O +cell O +types O +( O +Pi O +et O +al O +. O +2003 O +; O +Sakurai O +et O +al O +. O +2005 O +) O +. O + +Furthermore O +, O +histochemical O +analyses O +have O +indicated O +that O +the O +expression O +of O +K16 O +is O +increased O +in O +Bowen O +disease O +, O +basal O +cell O +carcinoma O +, O +and O +squamous O +cell O +carcinoma O +induced O +by O +arsenicals O +( O +Yu O +et O +al O +. O +1993 O +) O +. O + +However O +, O +it O +remains O +to O +be O +determined O +whether O +NRF2 O +can O +regulate O +the O +transcriptional O +activation O +of O +K16 O +upon O +iAs O +exposure O +in O +human B +keratinocytes O +. O + +Hence O +, O +these O +findings O +prompted O +us O +to O +investigate O +the O +molecular O +mechanisms O +underlying O +the O +regulation O +of O +the O +K16 O +gene O +by O +iAs O +- O +induced O +NRF2 O +mediation O +. O + +Materials O +and O +Methods O + +Chemicals O +and O +reagents O + +A O +purified O +preparation O +of O +inorganic O +sodium O +arsenite O +( O +iAs O +; O +NaAsO2 O +; O +Merck O +, O +Darmstadt O +, O +Germany O +) O +was O +dissolved O +in O +phosphate O +- O +buffered O +saline O +( O +PBS O +) O +and O +added O +directly O +to O +the O +culture O +medium O +. O + +A O +fresh O +iAs O +solution O +was O +prepared O +for O +each O +new O +experiment O +. O + +Cycloheximide O +( O +CHX O +) O +, O +dimethyl O +- O +sulfoxide O +( O +DMSO O +) O +, O +and O +a O +protease O +inhibitor O +cocktail O +were O +purchased O +from O +Sigma O +( O +St O +. O +Louis O +, O +MO O +, O +USA O +) O +. O + +CHX O +was O +dissolved O +in O +DMSO O +and O +stored O +- O +20 O +degrees O +C O +until O +use O +. O + +Cells O +and O +culture O +conditions O + +The O +human B +keratinocyte O +HaCaT O +cell O +line O +was O +obtained O +from O +N O +. O +E O +. O + +Fusenig O +( O +German O +Cancer O +Research O +Center O +, O +Heidelberg O +, O +Germany O +) O +. O + +Cells O +were O +maintained O +in O +monolayer O +cultures O +in O +95 O +% O +air O +and O +5 O +% O +CO2 O +at O +37 O +degrees O +C O +in O +Dulbecco O +' O +s O +modified O +Eagles O +medium O +( O +DMEM O +) O +supplemented O +with O +10 O +% O +fetal O +bovine O +serum O +( O +FBS O +) O +, O +50 O +U O +/ O +mL O +penicillin O +and O +50 O +mg O +/ O +mL O +streptomycin O +and O +nonessential O +amino O +acids O +( O +Gibco O +BRL O +, O +Paisley O +, O +UK O +) O +. O + +RNA O +preparation O +and O +semiquantitative O +reverse O +transcriptase O +- O +polymerase O +chain O +reaction O +( O +RT O +- O +PCR O +) O +analysis O + +We O +determined O +RNA O +expression O +levels O +by O +semiquantitative O +RT O +- O +PCR O +analysis O +as O +described O +previously O +( O +Sugioka O +et O +al O +. O +2004 O +) O +. O + +Total O +RNA O +was O +isolated O +from O +HaCaT O +cells O +using O +the O +GeneElute O +Mammalian O +Total O +RNA O +Kit O +( O +Sigma O +) O +. O + +The O +specific O +primers O +used O +for O +first O +- O +strand O +cDNA O +synthesis O +and O +PCR O +were O +as O +follows O +: O +K16 O +[ O +forward O +, O +5 O +' O +- O +GAT O +GCT O +TGC O +TCT O +GAG O +AGG O +TC O +- O +3 O +' O +, O +and O +reverse O +, O +5 O +' O +- O +CCA O +GCA O +AGA O +TCT O +GGT O +ACT O +CC O +- O +3 O +' O +; O +Gene O +Bank O +accession O +no O +. O +NM O +_ O +005557 O +( O +National O +Center O +for O +Biotechnology O +Information O +2007 O +) O +] O +; O +c O +- O +Jun O +( O +forward O +, O +5 O +' O +- O +CCT O +GTT O +GCG O +GCC O +CCG O +AAA O +CT O +- O +3 O +' O +, O +and O +reverse O +, O +5 O +' O +- O +ACC O +ATG O +CCT O +GCC O +CCG O +TTG O +AC O +- O +3 O +' O +; O +NM O +_ O +002228 O +) O +; O +c O +- O +Fos O +( O +forward O +, O +5 O +' O +- O +TTT O +GCC O +TAA O +CCG O +CCA O +CGA O +TGA O +T O +- O +3 O +' O +, O +and O +reverse O +, O +5 O +' O +- O +TTG O +CCG O +CTT O +TCT O +GCC O +ACC O +TC O +- O +3 O +' O +; O +NM O +_ O +005252 O +) O +; O +NRF2 O +( O +forward O +, O +5 O +' O +- O +AGA O +TTC O +ACA O +GGC O +CTT O +TCT O +CG O +- O +3 O +' O +, O +and O +reverse O +, O +5 O +' O +- O +CAG O +CTC O +TCC O +CTA O +CCG O +TTG O +GA O +- O +3 O +' O +; O +AF323119 O +) O +; O +KEAP1 O +( O +forward O +, O +5 O +' O +- O +CAG O +AGG O +TGG O +TGG O +TGT O +TGC O +TTA O +T O +- O +3 O +' O +, O +and O +reverse O +, O +5 O +' O +- O +AGC O +TCG O +TTC O +ATG O +ATG O +CCA O +AAG O +- O +3 O +' O +; O +NM O +_ O +012289 O +) O +; O +TXN O +( O +forward O +, O +5 O +' O +- O +CAG O +GGG O +AAT O +GAA O +AGA O +AAG O +G O +- O +3 O +' O +, O +and O +reverse O +, O +5 O +' O +- O +CAA O +GGT O +GAA O +GCA O +GAT O +CG O +- O +3 O +' O +; O +NM O +_ O +003329 O +) O +, O +and O +glyceraldehyde O +3 O +- O +phosphate O +dehydrogenase O +( O +GAPDH O +) O +as O +a O +loading O +control O +( O +forward O +, O +5 O +' O +- O +ACC O +ACA O +GTC O +CAT O +GCC O +ATC O +AC O +- O +3 O +' O +, O +and O +reverse O +, O +5 O +' O +- O +TCC O +ACC O +ACC O +CTG O +TTG O +CTG O +TA O +- O +3 O +' O +, O +NM O +_ O +002046 O +) O +. O + +PCR O +products O +were O +separated O +on O +a O +1 O +. O +8 O +% O +agarose O +gel O +and O +stained O +with O +ethidium O +bromide O +. O + +Western O +blot O +analysis O + +We O +performed O +Western O +blot O +analysis O +as O +described O +previously O +( O +Sugioka O +et O +al O +. O +2004 O +) O +. O + +Briefly O +, O +nuclear O +and O +cytoplasmic O +proteins O +were O +extracted O +using O +the O +NE O +- O +PER O +nuclear O +and O +cytoplasmic O +extraction O +kit O +( O +Pierce O +, O +Rockford O +, O +IL O +, O +USA O +) O +according O +to O +the O +manufacturer O +' O +s O +protocol O +. O + +For O +protein O +extraction O +, O +the O +cells O +were O +lysed O +in O +a O +buffer O +containing O +complete O +protease O +inhibitor O +cocktail O +. O + +We O +measured O +protein O +concentrations O +using O +the O +DC O +Protein O +Assay O +Kit O +( O +Bio O +- O +Rad O +, O +Richmond O +, O +CA O +, O +USA O +) O +. O + +Equal O +amounts O +of O +protein O +were O +then O +resolved O +by O +sodium O +dodecyl O +sulfate O +- O +polyacrylamide O +gel O +electrophoresis O +( O +SDS O +- O +PAGE O +) O +and O +transferred O +to O +a O +polyvinylidene O +fluoride O +membrane O +( O +Amersham O +Biosciences O +, O +Bucks O +, O +UK O +) O +. O + +Immunoblotting O +was O +carried O +out O +with O +specific O +antibodies O +in O +Tris O +- O +buffered O +saline O +with O +0 O +. O +05 O +% O +Tween O +20 O +. O + +The O +primary O +antibodies O +were O +as O +follows O +: O +K16 O +( O +Neomarkers O +, O +Fremont O +, O +CA O +, O +USA O +) O +, O +NRF2 O +and O +KEAP1 O +( O +Santa O +Cruz O +Biotechnology O +, O +Santa O +Cruz O +, O +CA O +, O +USA O +) O +, O +c O +- O +Jun O +( O +Cell O +Signaling O +, O +Beverly O +, O +MA O +, O +USA O +) O +, O +and O +beta O +- O +actin O +( O +Sigma O +) O +. O + +After O +washing O +, O +the O +membranes O +were O +probed O +with O +horseradish B +peroxidase O +- O +conjugated O +secondary O +antibodies O +and O +developed O +by O +chemiluminescence O +using O +the O +ECL O +Plus O +Detection O +Kit O +( O +Amersham O +Biosciences O +) O +. O + +Plasmids O +, O +transfections O +, O +and O +luciferase O +assays O + +Human B +K16 O +promoter O +regions O +of O +varying O +lengths O +( O +pXK O +- O +1 O +, O +3 O +, O +4 O +, O +5 O +- O +1 O +, O +and O +5 O +- O +2 O +) O +were O +provided O +by O +Y O +- O +N O +Wang O +( O +National O +Cheng O +Kung O +University O +, O +Taiwan O +) O +. O + +These O +DNA O +fragments O +were O +prepared O +from O +HaCaT O +cells O +and O +were O +ligated O +into O +the O +pXP O +- O +1 O +luciferase O +vector O +( O +Wang O +and O +Chang O +2003 O +) O +. O + +The O +p3xARE O +/ O +Luc O +vector O +, O +harboring O +three O +tandem O +repeats O +of O +ARE O +, O +was O +donated O +by O +X O +. O +L O +. O + +Chen O +( O +Discovery O +Research O +, O +AtheroGenics O +Inc O +. O +, O +Alpharetta O +, O +GA O +, O +USA O +) O +( O +Chen O +et O +al O +. O +2003 O +) O +. O + +The O +wild O +- O +type O +NRF2 O +expression O +vector O +( O +WT O +- O +NRF2 O +) O +was O +a O +gift O +from O +H O +. O +S O +. O + +So O +( O +Wonkwang O +University O +School O +of O +Medicine O +, O +Korea O +) O +( O +So O +et O +al O +. O +2006 O +) O +. O + +NRF2 O +cDNA O +was O +subcloned O +into O +a O +pcDNA3 O +. O +1 O +( O ++ O +) O +vector O +( O +Invitrogen O +, O +San O +Diego O +, O +CA O +, O +USA O +) O +. O + +For O +the O +transfection O +of O +reporter O +plasmids O +, O +we O +seeded O +HaCaT O +cells O +into O +six O +- O +well O +plates O +at O +a O +density O +of O +80 O +% O +the O +previous O +day O +. O + +Cells O +were O +then O +transfected O +with O +a O +total O +of O +each O +luciferase O +reporter O +construct O +( O +2 O +. O +5 O +mu O +g O +) O +using O +LipofectAMINE O +plus O +( O +Invitrogen O +) O +. O + +To O +control O +for O +the O +efficiency O +of O +transfection O +, O +Renilla O +luciferase O +gene O +expression O +was O +monitored O +using O +either O +the O +pRL O +- O +CMV O +or O +pRL O +- O +TK O +vectors O +( O +Promega O +, O +Madison O +, O +WI O +, O +USA O +) O +. O + +For O +overexpression O +of O +WT O +- O +NRF2 O +, O +we O +normalized O +the O +total O +plasmid O +concentration O +using O +the O +pcDNA3 O +. O +1 O +( O ++ O +) O +empty O +vector O +. O + +Thirty O +- O +six O +hours O +after O +transfection O +, O +the O +medium O +was O +replaced O +with O +fresh O +medium O +containing O +either O +vehicle O +( O +PBS O +) O +or O +iAs O +for O +6 O +hr O +. O + +After O +iAs O +exposure O +, O +we O +harvested O +cells O +and O +analyzed O +them O +for O +luciferase O +activity O +using O +a O +Dual O +- O +Luciferase O +Reporter O +Assay O +System O +( O +Promega O +) O +. O + +For O +the O +investigation O +of O +the O +role O +of O +NRF2 O +in O +regulating O +K16 O +gene O +expression O +, O +transfection O +of O +an O +NRF2 O +expression O +plasmid O +into O +HaCaT O +cells O +was O +carried O +out O +using O +LipofectAMINE O +2000 O +( O +Invitrogen O +) O +. O + +Cells O +were O +cultured O +in O +100 O +- O +mm O +plates O +24 O +hr O +before O +transfection O +. O + +The O +expression O +plasmid O +WT O +- O +NRF2 O +( O +15 O +mu O +g O +) O +was O +then O +transfected O +into O +the O +cells O +for O +48 O +- O +60 O +hr O +. O + +As O +a O +negative O +control O +, O +we O +used O +15 O +mu O +g O +of O +the O +pcDNA3 O +. O +1 O +( O ++ O +) O +empty O +vector O +. O + +Electrophoretic O +mobility O +- O +shift O +assays O +( O +EMSA O +) O + +We O +extracted O +and O +measured O +nuclear O +proteins O +as O +described O +above O +. O + +Nuclear O +protein O +/ O +DNA O +complexes O +were O +subjected O +to O +electrophoresis O +in O +nondenaturing O +5 O +% O +polyacrylamide O +gels O +containing O +2 O +% O +glycerol O +in O +0 O +. O +25 O +% O +Tris O +- O +borate O +/ O +EDTA O +buffer O +and O +transferred O +to O +Hybond O +- O +N O ++ O +nylon O +transfer O +membranes O +( O +Amersham O +Biosciences O +) O +for O +detection O +using O +the O +Light O +- O +Shift O +EMSA O +kit O +( O +Pierce O +) O +according O +to O +the O +manufacturer O +' O +s O +protocol O +, O +with O +minor O +modifications O +. O + +We O +incubated O +10 O +- O +mu O +g O +aliquots O +of O +nuclear O +extract O +with O +the O +DNA O +probe O +in O +a O +binding O +reaction O +buffer O +containing O +10 O +mM O +Tris O +/ O +HCl O +( O +pH O +7 O +. O +6 O +) O +, O +50 O +mM O +KCl O +, O +0 O +. O +5 O +mM O +dithiothreitol O +, O +0 O +. O +25 O +mM O +EDTA O +, O +5 O +% O +glycerol O +, O +2 O +. O +5 O +mM O +MgCl2 O +, O +0 O +. O +05 O +% O +NP O +- O +40 O +detergent O +, O +and O +2 O +mu O +g O +of O +poly O +( O +dI O +- O +dC O +) O +. O +poly O +( O +dI O +- O +dC O +) O +for O +30 O +min O +at O +room O +temperature O +. O + +For O +supershift O +assays O +, O +2 O +mu O +g O +of O +either O +a O +polyclonal O +anti O +- O +NRF2 O +or O +an O +anti O +- O +c O +- O +Jun O +antibody O +( O +Santa O +Cruz O +Biotechnology O +) O +was O +added O +with O +the O +nuclear O +protein O +for O +2 O +hr O +at O +4 O +degrees O +C O +before O +the O +labeled O +oligonucleotide O +probe O +was O +added O +. O + +Biotin O +- O +labeled O +, O +double O +- O +stranded O +oligonucleotides O +WT O +- O +K16ARE O +( O +- O +157 O +/ O +- O +132 O +, O +5 O +' O +- O +GGGGAACCTGGAGTCAGCAG O +- O +TAGGA O +- O +3 O +' O +) O +, O +containing O +an O +ARE O +site O +( O +- O +148 O +/ O +- O +140 O +, O +underlined O +) O +in O +the O +human B +K16 O +promoter O +region O +, O +and O +Mut O +- O +K16ARE O +( O +5 O +' O +- O +GGGGAA O +- O +CCTGGAGTCAaaAGTTAGGA O +- O +3 O +' O +, O +mutated O +GC O +box O +in O +the O +ARE O +) O +were O +prepared O +by O +Fasmac O +( O +Kanagawa O +, O +Japan O +) O +. O + +A O +consensus O +ARE O +probe O +was O +purchased O +from O +Panomics O +, O +Inc O +. O + +( O +Redwood O +City O +, O +CA O +, O +USA O +) O +. O + +For O +competition O +binding O +of O +the O +K16 O +ARE O +- O +complexes O +, O +we O +used O +an O +unlabeled O +AP O +- O +1 O +consensus O +oligonucleotide O +( O +5 O +' O +- O +TATC O +- O +GATAAGCTATGAGTCATCCG O +- O +3 O +' O +) O +. O + +The O +binding O +specificity O +was O +confirmed O +in O +each O +case O +by O +the O +addition O +of O +a O +100 O +- O +fold O +molar O +excess O +of O +unlabeled O +oligonucleotide O +. O + +CHX O +chase O +experiment O + +We O +investigated O +the O +posttranscriptional O +regulation O +of O +both O +the O +steady O +- O +state O +levels O +and O +half O +- O +life O +of O +the O +NRF2 O +protein O +by O +CHX O +chase O +analysis O +. O + +Cells O +were O +incubated O +in O +serum O +- O +free O +medium O +in O +the O +absence O +or O +presence O +of O +iAs O +for O +6 O +hr O +. O + +The O +culture O +medium O +was O +then O +replaced O +with O +serum O +- O +free O +medium O +containing O +CHX O +( O +100 O +mu O +g O +/ O +mL O +) O +. O + +We O +prepared O +cell O +lysates O +at O +0 O +, O +10 O +, O +30 O +, O +60 O +, O +120 O +, O +and O +240 O +min O +after O +iAs O +treatment O +. O + +Whole O +- O +cell O +lysates O +were O +resolved O +by O +SDS O +- O +PAGE O +and O +immunoblotted O +with O +antibodies O +against O +NRF2 O +. O + +Statistics O + +All O +the O +data O +generated O +from O +at O +least O +three O +independent O +experiments O +and O +expressed O +as O +the O +mean O ++ O +/ O +- O +SD O +were O +analyzed O +by O +the O +Student O +' O +s O +t O +- O +test O +. O + +Statistical O +comparisons O +were O +made O +by O +logarithmic O +transformation O +of O +the O +normalized O +values O +. O + +We O +considered O +p O +- O +values O +< O +0 O +. O +01 O +to O +be O +statistically O +significant O +. O + +Results O + +K16 O +expression O +is O +induced O +by O +iAs O +in O +HaCaT O +cells O + +We O +wanted O +to O +determine O +whether O +the O +K16 O +mRNA O +is O +transcriptionally O +regulated O +by O +iAs O +, O +and O +treated O +HaCaT O +cells O +with O +this O +compound O +for O +various O +time O +periods O +over O +a O +range O +of O +doses O +. O + +After O +treatment O +of O +HaCaT O +cells O +with O +1 O +- O +20 O +mu O +M O +iAs O +, O +the O +expression O +of O +K16 O +mRNA O +was O +increased O +compared O +with O +the O +control O +at O +6 O +hr O +( O +Figure O +1A O +) O +but O +had O +declined O +to O +basal O +levels O +at O +24 O +hr O +. O + +The O +increase O +in O +the O +K16 O +protein O +levels O +after O +6 O +hr O +of O +iAs O +exposure O +was O +just O +detectable O +at O +10 O +- O +20 O +mu O +M O +, O +but O +a O +dose O +- O +dependent O +increase O +was O +more O +evident O +at O +10 O +hr O +( O +Figure O +1B O +) O +. O + +This O +enhancement O +of O +K16 O +expression O +had O +declined O +to O +basal O +levels O +at O +24 O +hr O +. O + +Identification O +of O +the O +iAs O +responsive O +region O +in O +the O +K16 O +gene O +promoter O + +To O +investigate O +the O +mechanisms O +underlying O +the O +transactivation O +of O +the O +K16 O +gene O +by O +iAs O +, O +we O +first O +examined O +the O +response O +of O +the O +K16 O +regulatory O +region O +to O +this O +compound O +using O +a O +luciferase O +reporter O +gene O +assay O +. O + +The O +dose O +- O +dependent O +activation O +of O +K16 O +transcription O +after O +iAs O +treatment O +was O +observed O +with O +a O +construct O +containing O +a O +515 O +- O +bp O +fragment O +of O +the O +K16 O +promoter O +( O +Figure O +2A O +) O +. O + +To O +further O +elucidate O +the O +region O +containing O +the O +iAs O +responsive O +element O +, O +we O +examined O +a O +series O +of O +deletions O +of O +the O +5 O +' O +- O +flanking O +region O +of O +K16 O +gene O +. O + +The O +ARE O +sequence O +in O +the O +pXK O +- O +5 O +- O +1 O +vector O +contains O +an O +activator O +protein O +- O +1 O +( O +AP O +- O +1 O +) O +- O +like O +element O +followed O +by O +a O +GC O +box O +. O + +As O +shown O +in O +Figure O +2B O +, O +an O +enhancement O +in O +the O +reporter O +activity O +levels O +was O +observed O +for O +the O +promoter O +constructs O +, O +pXK O +- O +1 O +, O +3 O +, O +4 O +, O +and O +5 O +- O +1 O +, O +in O +response O +to O +20 O +mu O +M O +iAs O +. O + +A O +decline O +in O +reporter O +activity O +, O +however O +, O +depended O +on O +the O +number O +of O +AP O +- O +1 O +- O +like O +sites O +, O +and O +the O +results O +for O +the O +pXK O +- O +5 O +- O +1 O +construct O +show O +also O +that O +ARE O +is O +activated O +by O +iAs O +. O + +In O +contrast O +, O +no O +significant O +activation O +was O +observed O +using O +a O +pXK O +- O +5 O +- O +2 O +construct O +in O +response O +to O +20 O +mu O +M O +iAs O +. O + +Expression O +of O +AP O +- O +1 O +transcriptions O +factor O +and O +c O +- O +Jun O +production O +following O +iAs O +treatment O + +We O +examined O +AP O +- O +1 O +transcription O +factors O +c O +- O +Jun O +and O +c O +- O +Fos O +expression O +in O +iAs O +- O +treated O +HaCaT O +cells O +by O +semiquantitative O +RT O +- O +PCR O +. O + +iAs O +- O +induced O +c O +- O +Jun O +expression O +was O +observed O +during O +the O +first O +3 O +hr O +after O +treatment O +( O +data O +not O +shown O +) O +. O + +An O +appreciable O +induction O +of O +c O +- O +Jun O +was O +also O +confirmed O +after O +6 O +hr O +, O +but O +this O +was O +down O +- O +regulated O +by O +24 O +hr O +after O +iAs O +treatment O +( O +Figure O +3A O +) O +. O + +In O +contrast O +, O +the O +expression O +of O +c O +- O +Fos O +was O +only O +transiently O +detectable O +at O +3 O +hr O +( O +data O +not O +shown O +) O +but O +was O +not O +observed O +during O +the O +6 O +- O +24 O +hr O +period O +of O +this O +experiment O +. O + +As O +shown O +in O +Figure O +3B O +, O +iAs O +- O +enhanced O +c O +- O +Jun O +production O +can O +be O +observed O +in O +a O +dose O +- O +dependent O +manner O +at O +6 O +hr O +, O +but O +it O +declines O +from O +10 O +to O +24 O +hr O +. O + +iAs O +potently O +induces O +the O +translocation O +of O +NRF2 O +and O +activates O +the O +ARE O +of O +the O +K16 O +promoter O + +The O +results O +of O +our O +reporter O +assays O +suggested O +that O +iAs O +stimulates O +not O +only O +the O +AP O +- O +1 O +- O +like O +sites O +but O +also O +the O +ARE O +site O +within O +the O +K16 O +gene O +promoter O +in O +HaCaT O +cells O +( O +Figure O +3 O +) O +. O + +In O +addition O +, O +several O +oxidative O +stress O +agents O +and O +toxic O +chemicals O +, O +including O +iAs O +, O +have O +been O +reported O +to O +induce O +the O +expression O +of O +ARE O +- O +dependent O +genes O +in O +several O +cell O +types O +( O +Pi O +et O +al O +. O +2003 O +; O +Sakurai O +et O +al O +. O +2005 O +) O +. O + +On O +the O +basis O +of O +our O +observations O +and O +some O +recent O +reports O +, O +we O +thus O +hypothesized O +that O +iAs O +would O +have O +the O +ability O +to O +activate O +the O +ARE O +of O +the O +K16 O +gene O +promoter O +directly O +, O +resulting O +in O +the O +induction O +of O +K16 O +expression O +in O +HaCaT O +cells O +. O + +To O +confirm O +that O +the O +K16 O +ARE O +indeed O +functions O +as O +an O +iAs O +- O +responsive O +transcriptional O +control O +element O +, O +we O +performed O +transient O +transfections O +of O +HaCaT O +cells O +with O +a O +p3xARE O +/ O +Luc O +construct O +and O +then O +subjected O +these O +cells O +to O +iAs O +for O +6 O +hr O +. O + +As O +shown O +in O +Figure O +4A O +, O +treatment O +of O +HaCaT O +cells O +with O +iAs O +results O +in O +a O +dramatic O +increase O +in O +ARE O +- O +driven O +promoter O +activity O +. O + +Likewise O +, O +EMSA O +using O +a O +consensus O +ARE O +probe O +show O +that O +iAs O +- O +induced O +ARE O +- O +binding O +complexes O +increase O +markedly O +, O +in O +a O +dose O +- O +dependent O +fashion O +( O +Figure O +4B O +) O +. O + +These O +results O +indicate O +that O +iAs O +has O +the O +ability O +to O +activate O +the O +ARE O +- O +driven O +genes O +. O + +We O +performed O +further O +EMSA O +experiments O +using O +an O +ARE O +probe O +specific O +to O +the O +K16 O +proximal O +promoter O +region O +( O +WT O +- O +K16ARE O +) O +and O +found O +that O +K16ARE O +- O +nuclear O +protein O +complexes O +formation O +is O +augmented O +by O +iAs O +in O +a O +dose O +- O +dependent O +manner O +( O +Figure O +4C O +) O +. O + +Moreover O +, O +the O +formation O +of O +these O +complexes O +is O +specifically O +inhibited O +by O +the O +addition O +of O +excess O +unlabeled O +oligonucleotide O +competitor O +( O +Figure O +4B O +, O +C O +) O +, O +whereas O +an O +excess O +of O +an O +unlabeled O +AP O +- O +1 O +probe O +competes O +only O +marginally O +for O +K16ARE O +binding O +( O +Figure O +4C O +) O +. O + +The O +NRF2 O +transcription O +factor O +has O +been O +shown O +to O +bind O +to O +AREs O +upon O +translocation O +into O +the O +nucleus O +, O +resulting O +in O +the O +induction O +of O +ARE O +- O +mediated O +genes O +( O +Wakabayashi O +et O +al O +. O +2004 O +) O +. O + +To O +examine O +whether O +iAs O +induces O +and O +translocates O +NRF2 O +into O +the O +nucleus O +in O +HaCaT O +cells O +, O +we O +treated O +these O +cells O +with O +iAs O +for O +either O +3 O +or O +6 O +hr O +. O + +As O +shown O +in O +Figure O +4D O +, O +a O +dose O +- O +dependent O +accumulation O +of O +NRF2 O +protein O +was O +observed O +in O +the O +nucleus O +upon O +treatment O +with O +iAs O +for O +6 O +hr O +. O + +This O +was O +not O +observed O +in O +the O +parallel O +experiment O +performed O +over O +the O +3 O +- O +hr O +time O +course O +. O + +Supershift O +EMSA O +analysis O +using O +an O +NRF2 O +antibody O +showed O +that O +the O +iAs O +- O +induced O +and O +iAs O +- O +translocated O +NRF2 O +protein O +binds O +to O +the O +WT O +- O +K16ARE O +probe O +containing O +the O +ARE O +sequence O +of O +the O +K16 O +proximal O +promoter O +region O +( O +5 O +' O +- O +GGAGTCAGC O +- O +3 O +' O +) O +that O +comprises O +an O +AP O +- O +1 O +- O +like O +site O +and O +a O +GC O +box O +, O +whereas O +the O +supershift O +of O +c O +- O +Jun O +was O +not O +observed O +( O +Figure O +4E O +) O +. O + +To O +identify O +whether O +the O +GC O +box O +is O +dispensable O +for O +the O +iAs O +- O +stimulated O +binding O +activity O +of O +NRF2 O +, O +we O +next O +performed O +EMSA O +analyses O +with O +either O +WT O +- O +or O +a O +Mut O +- O +K16ARE O +probe O +containing O +an O +intact O +AP O +- O +1 O +- O +like O +element O +but O +a O +mutated O +GC O +box O +. O + +As O +shown O +in O +Figure O +4F O +, O +the O +K16ARE O +- O +nuclear O +protein O +complexes O +and O +supershifted O +bands O +that O +were O +enhanced O +by O +iAs O +treatment O +were O +largely O +abolished O +by O +the O +addition O +of O +the O +Mut O +- O +K16ARE O +probe O +. O + +iAs O +stabilizes O +the O +NRF2 O +protein O + +We O +examined O +the O +effects O +of O +iAs O +treatment O +on O +the O +function O +of O +KEAP1 O +in O +HaCaT O +cells O +. O + +Treatment O +with O +iAs O +did O +not O +alter O +the O +expression O +levels O +of O +KEAP1 O +mRNA O +or O +protein O +over O +either O +a O +3 O +or O +6 O +hr O +time O +course O +( O +Figure O +5A O +) O +. O + +Next O +, O +we O +examined O +the O +effects O +of O +iAs O +on O +the O +expression O +of O +NRF2 O +mRNA O +in O +HaCaT O +cells O +. O + +Exposure O +to O +iAs O +did O +not O +significantly O +alter O +the O +steady O +- O +state O +levels O +of O +NRF2 O +mRNA O +( O +data O +not O +shown O +) O +. O + +Production O +of O +NRF2 O +protein O +, O +however O +, O +was O +observed O +to O +increase O +in O +both O +a O +dose O +- O +and O +time O +- O +dependent O +manner O +( O +Figure O +4D O +) O +. O + +To O +further O +examine O +the O +stabilization O +of O +NRF2 O +protein O +by O +iAs O +, O +we O +monitored O +the O +decay O +of O +basal O +and O +iAs O +- O +induced O +NRF2 O +proteins O +after O +inhibition O +of O +protein O +synthesis O +by O +CHX O +( O +Figure O +5B O +) O +. O + +The O +results O +of O +this O +analysis O +revealed O +that O +the O +NRF2 O +protein O +levels O +decrease O +by O +approximately O +50 O +% O +within O +30 O +min O +of O +treatment O +with O +CHX O +in O +cells O +that O +had O +not O +been O +exposed O +to O +iAs O +. O + +Only O +trace O +amounts O +of O +NRF2 O +are O +then O +detectable O +after O +60 O +min O +of O +exposure O +to O +CHX O +in O +these O +cells O +. O + +The O +HaCaT O +cells O +were O +then O +pretreated O +with O +iAs O +for O +6 O +hr O +before O +their O +exposure O +to O +CHX O +in O +a O +similar O +timecourse O +experiment O +. O + +The O +levels O +of O +NRF2 O +in O +these O +iAs O +- O +treated O +cells O +were O +again O +found O +to O +decrease O +by O +about O +50 O +% O +, O +but O +only O +after O +120 O +min O +of O +CHX O +exposure O +. O + +NRF2 O +plays O +a O +crucial O +role O +in O +the O +regulation O +of O +K16 O +gene O +expression O +in O +HaCaT O +cells O + +To O +confirm O +the O +functional O +role O +of O +NRF2 O +in O +the O +induction O +of O +K16 O +gene O +expression O +by O +iAs O +, O +we O +investigated O +whether O +the O +expression O +of O +K16 O +mRNA O +is O +induced O +by O +the O +overexpression O +of O +NRF2 O +( O +WT O +- O +NRF2 O +) O +in O +HaCaT O +cells O +. O + +We O +also O +investigated O +the O +expression O +of O +the O +detoxification O +gene O +TXN O +, O +which O +is O +highly O +induced O +by O +a O +variety O +of O +oxidative O +stimuli O +through O +NRF2 O +- O +mediated O +ARE O +transactivation O +( O +Kim O +et O +al O +. O +2001 O +) O +. O + +The O +expression O +of O +TXN O +gene O +in O +untransfected O +cells O +after O +treatment O +with O +iAs O +was O +stronger O +than O +that O +of O +the O +control O +cells O +( O +Figure O +6A O +) O +. O + +When O +the O +cells O +were O +transfected O +with O +WT O +- O +NRF2 O +and O +then O +treated O +with O +or O +without O +iAs O +, O +the O +expression O +of O +TXN O +mRNA O +was O +augmented O +markedly O +compared O +with O +the O +empty O +- O +vector O +control O +. O + +Similarly O +, O +the O +expression O +of O +K16 O +mRNA O +was O +also O +induced O +in O +cells O +transfected O +with O +WT O +- O +NRF2 O +in O +the O +absence O +or O +presence O +of O +iAs O +. O + +We O +next O +performed O +a O +transient O +transfection O +of O +HaCaT O +cells O +with O +the O +pXK O +- O +5 O +- O +1 O +luciferase O +vector O +together O +with O +the O +WT O +- O +NRF2 O +vector O +. O + +The O +overexpression O +of O +NRF2 O +in O +increasing O +concentrations O +resulted O +in O +significant O +enhancement O +of O +the O +ARE O +- O +mediated O +K16 O +promoter O +activation O +( O +Figure O +6B O +) O +. O + +Discussion O + +In O +the O +present O +study O +, O +we O +showed O +for O +the O +first O +time O +that O +iAs O +induces O +the O +transcriptional O +activation O +of O +K16 O +in O +the O +human B +keratinocyte O +cell O +line O +, O +HaCaT O +, O +through O +the O +ARE O +present O +in O +its O +gene O +promoter O +. O + +It O +has O +been O +reported O +previously O +that O +treatment O +with O +iAs O +enhances O +the O +production O +and O +translocation O +of O +NRF2 O +into O +the O +nucleus O +in O +several O +cell O +types O +. O + +However O +, O +until O +now O +it O +has O +remained O +uncertain O +whether O +the O +induction O +of O +NRF2 O +by O +iAs O +mediates O +the O +transcriptional O +activation O +of O +the O +K16 O +gene O +in O +keratinocytes O +. O + +In O +our O +current O +experiments O +, O +we O +demonstrated O +that O +iAs O +elongates O +the O +half O +- O +life O +of O +the O +NRF2 O +protein O +, O +which O +results O +in O +its O +increased O +expression O +levels O +. O + +Furthermore O +, O +this O +iAs O +- O +induced O +NRF2 O +protein O +was O +shown O +to O +bind O +to O +the O +ARE O +sequences O +in O +the O +promoter O +region O +of O +the O +K16 O +gene O +. O + +Finally O +, O +by O +overexpressing O +NRF2 O +, O +we O +have O +clarified O +that O +its O +induction O +is O +involved O +in O +not O +only O +the O +gene O +expression O +of O +the O +detoxification O +gene O +TXN O +, O +but O +also O +in O +the O +upregulation O +of O +K16 O +expression O +in O +HaCaT O +cells O +through O +the O +ARE O +in O +the O +K16 O +gene O +promoter O +. O + +These O +experiments O +indicate O +an O +important O +and O +novel O +function O +for O +NRF2 O +in O +the O +regulation O +of O +K16 O +in O +keratinocytes O +and O +also O +help O +to O +further O +explain O +the O +molecular O +mechanisms O +underlying O +arsenic O +- O +mediated O +epidermal O +hyperkeratosis O +. O + +In O +our O +present O +experiments O +, O +the O +expression O +levels O +of O +K16 O +mRNA O +and O +protein O +were O +indeed O +found O +to O +be O +enhanced O +by O +iAs O +in O +a O +dose O +- O +dependent O +manner O +( O +Figure O +1 O +) O +. O + +In O +addition O +, O +luciferase O +assays O +of O +the O +K16 O +promoter O +revealed O +that O +iAs O +enhances O +its O +activity O +in O +a O +dose O +- O +dependent O +fashion O +, O +which O +is O +stimulated O +by O +AP O +- O +1 O +- O +like O +sites O +and O +an O +ARE O +( O +Figure O +2 O +) O +. O + +The O +promoter O +of O +the O +human B +K16 O +gene O +was O +recently O +cloned O +and O +sequenced O +, O +and O +several O +AP O +- O +1 O +- O +like O +sites O +were O +found O +within O +the O +- O +515 O +- O +bp O +region O +of O +the O +gene O +( O +Wang O +and O +Chang O +2003 O +) O +. O + +AP O +- O +1 O +transcription O +factor O +can O +be O +formed O +by O +the O +dimerization O +of O +either O +Jun O +or O +Jun O +/ O +Fos O +family O +members O +( O +Eferl O +and O +Wagner O +2003 O +) O +. O + +In O +the O +present O +study O +, O +the O +increased O +expression O +of O +c O +- O +Jun O +, O +but O +not O +c O +- O +Fos O +was O +evident O +in O +the O +nuclei O +of O +HaCaT O +cells O +after O +iAs O +treatment O +( O +Figure O +3 O +) O +. O + +Our O +findings O +thus O +suggest O +that O +the O +activation O +of O +c O +- O +Jun O +/ O +AP O +- O +1 O +is O +one O +of O +the O +essential O +steps O +in O +the O +regulation O +of O +K16 O +gene O +expression O +by O +iAs O +exposure O +in O +HaCaT O +cells O +. O + +It O +has O +been O +well O +documented O +that O +the O +ARE O +core O +sequence O +includes O +an O +AP O +- O +1 O +- O +like O +binding O +site O +( O +TGAC O +/ O +GTCA O +) O +, O +followed O +by O +a O +GC O +box O +( O +Rushmore O +et O +al O +. O +1991 O +; O +Xie O +et O +al O +. O +1995 O +) O +. O + +We O +have O +found O +in O +our O +current O +analyses O +that O +the O +AP O +- O +1 O +- O +like O +site O +within O +the O +K16 O +promoter O +region O +from O +- O +148 O +to O +- O +140 O +bp O +( O +5 O +' O +- O +GGAGTCAGC O +- O +3 O +' O +) O +resembles O +a O +consensus O +ARE O +sequence O +. O + +Recent O +studies O +have O +shown O +that O +AREs O +can O +be O +specifically O +bound O +by O +complexes O +of O +several O +basic O +- O +leucine O +zipper O +transcription O +factors O +, O +including O +NRF2 O +( O +Ishii O +et O +al O +. O +2000 O +; O +Moi O +et O +al O +. O +1994 O +) O +. O + +NRF2 O +heterodimerizes O +with O +either O +AP O +- O +1 O +or O +small O +MAF O +( O +MAFG O +, O +MAFK O +, O +and O +MAFF O +) O +proteins O +( O +MAF O +, O +v O +- O +maf O +musculoaponeurotic O +fibrosarcoma O +oncogene O +homolog O +) O +and O +binds O +to O +the O +ARE O +to O +induce O +the O +transcription O +of O +ARE O +- O +mediated O +genes O +( O +Motohashi O +et O +al O +. O +2002 O +) O +. O + +In O +the O +present O +investigation O +, O +EMSA O +and O +supershift O +assays O +showed O +that O +the O +NRF2 O +proteins O +in O +the O +nuclei O +bind O +to O +the O +ARE O +sequences O +of O +K16 O +promoter O +region O +after O +iAs O +exposure O +. O + +iAs O +- O +induced O +c O +- O +Jun O +, O +however O +, O +does O +not O +bind O +to O +this O +ARE O +( O +Figure O +4E O +) O +. O + +c O +- O +Jun O +may O +thus O +act O +on O +other O +AP O +- O +1 O +sites O +within O +the O +K16 O +promoter O +region O +. O + +These O +results O +also O +suggest O +that O +other O +heterodimer O +partners O +of O +NRF2 O +are O +involved O +in O +the O +ARE O +regulation O +of O +K16 O +promoter O +region O +underlying O +iAs O +- O +mediated O +the O +K16 O +gene O +expression O +. O + +Gel O +shifts O +with O +an O +K16Mut O +- O +ARE O +probe O +( O +harboring O +a O +mutation O +in O +the O +ARE O +GC O +box O +) O +clearly O +show O +that O +the O +ARE O +sequence O +in O +the O +K16 O +promoter O +, O +particularly O +the O +terminal O +GC O +dinucleotide O +, O +is O +essential O +for O +mediating O +iAs O +- O +induced O +K16 O +transactivation O +and O +NRF2 O +binding O +( O +Figure O +4F O +) O +. O + +Several O +investigations O +have O +suggested O +that O +the O +GC O +nucleotides O +within O +the O +ARE O +are O +essential O +for O +both O +the O +basal O +and O +oxidative O +stress O +- O +induced O +activities O +of O +the O +ARE O +- O +related O +genes O +, O +NAD O +( O +P O +) O +H O +dehydrogenase O +quinone O +1 O +( O +NQO1 O +) O +and O +glutamate O +- O +cysteine O +ligase O +catalytic O +subunit O +( O +GCLC O +) O +( O +Wasserman O +and O +Fahl O +1997 O +; O +Wild O +et O +al O +. O +1998 O +) O +. O + +Our O +current O +results O +are O +consistent O +with O +these O +earlier O +studies O +in O +showing O +that O +the O +formation O +of O +the O +iAs O +- O +responsive O +NRF2 O +/ O +ARE O +complexes O +is O +reduced O +by O +a O +mutation O +in O +the O +GC O +box O +. O + +Collectively O +, O +our O +present O +observations O +reveal O +a O +new O +molecular O +mechanism O +in O +which O +iAs O +- O +induced O +K16 O +gene O +expression O +is O +also O +regulated O +by O +activation O +NRF2 O +/ O +ARE O +pathways O +. O + +It O +has O +been O +widely O +accepted O +that O +oxidative O +stress O +disrupts O +sequestration O +of O +NRF2 O +by O +KEAP1 O +, O +permits O +NRF2 O +translocation O +to O +the O +nucleus O +, O +and O +transactivates O +the O +expression O +of O +various O +NRF2 O +- O +mediated O +genes O +( O +Dinkova O +- O +Kostova O +et O +al O +. O +2002 O +; O +McMahon O +et O +al O +. O +2003 O +) O +. O + +Our O +present O +study O +showed O +that O +iAs O +elongates O +the O +half O +- O +life O +of O +the O +NRF2 O +protein O +but O +has O +no O +effects O +upon O +KEAP1 O +expression O +( O +Figure O +5 O +) O +. O + +Other O +studies O +have O +also O +demonstrated O +that O +the O +production O +of O +NRF2 O +is O +increased O +by O +various O +inducers O +via O +posttranscriptional O +control O +( O +Nguyen O +et O +al O +. O +2003 O +; O +Stewart O +et O +al O +. O +2003 O +) O +. O + +Several O +earlier O +reports O +also O +indicated O +that O +either O +oxidative O +stress O +or O +antioxidant O +substances O +stabilize O +the O +expression O +of O +the O +NRF2 O +protein O +, O +either O +by O +directly O +modifying O +the O +cysteine O +residues O +on O +KEAP1 O +to O +disrupt O +the O +NRF2 O +/ O +KEAP1 O +complex O +( O +Dinkova O +- O +Kostova O +et O +al O +. O +2002 O +) O +or O +by O +facilitating O +the O +release O +of O +NRF2 O +through O +the O +phosphorylation O +of O +the O +NRF2 O +/ O +KEAP1 O +complex O +( O +Bloom O +and O +Jaiswal O +2003 O +) O +. O + +These O +findings O +are O +largely O +consistent O +with O +our O +present O +finding O +that O +iAs O +stabilizes O +the O +expression O +of O +NRF2 O +in O +HaCaT O +cells O +by O +elongating O +the O +protein O +half O +- O +life O +. O + +Recently O +, O +Wakabayashi O +et O +al O +. O + +( O +2003 O +) O +demonstrated O +that O +NRF2 O +accumulates O +in O +the O +nucleus O +at O +constitutively O +high O +levels O +and O +produces O +various O +cytoprotective O +genes O +in O +embryonic O +fibroblast O +- O +and O +liver O +- O +derived O +Keap1 O +- O +null O +mice B +. O + +Surprisingly O +, O +these O +Keap1 O +- O +deficient O +mice B +also O +show O +a O +thicker O +stratum O +corneum O +epidermis O +, O +abnormal O +keratinization O +, O +and O +cornification O +in O +the O +esophagus O +and O +forestomach O +( O +hyperkeratosis O +) O +. O + +K6 O +was O +found O +to O +be O +strongly O +expressed O +in O +the O +esophageal O +epithelium O +of O +these O +mice B +. O + +These O +results O +indicate O +that O +K6 O +is O +also O +a O +target O +gene O +of O +NRF2 O +. O + +In O +addition O +, O +the O +promoter O +of O +the O +K6 O +gene O +bears O +a O +remarkable O +sequence O +similarity O +to O +the O +K16 O +promoter O +( O +Jiang O +et O +al O +. O +1993 O +) O +. O + +Therefore O +, O +we O +examined O +whether O +K16 O +gene O +expression O +is O +also O +regulated O +by O +NRF2 O +. O + +In O +the O +present O +study O +, O +the O +gene O +expression O +and O +transactivation O +of O +K16 O +were O +dramatically O +induced O +by O +transfection O +with O +WT O +- O +NRF2 O +via O +in O +HaCaT O +cells O +, O +clearly O +demonstrating O +that O +NRF2 O +acts O +as O +a O +direct O +transcriptional O +regulator O +of O +the O +K16 O +gene O +( O +Figure O +6 O +) O +. O + +In O +addition O +, O +we O +also O +showed O +that O +transfection O +of O +HaCaT O +cells O +with O +WT O +- O +NRF2 O +induces O +the O +expression O +of O +detoxification O +gene O +TXN O +( O +Figure O +6A O +) O +. O + +NRF2 O +may O +thus O +have O +a O +major O +role O +to O +play O +in O +the O +development O +of O +hyperkeratosis O +, O +whereas O +the O +expression O +and O +induction O +of O +NRF2 O +is O +implicated O +in O +cell O +protection O +against O +a O +variety O +of O +genotoxic O +and O +cytotoxic O +effects O +. O + +Hence O +, O +based O +on O +these O +results O +and O +on O +the O +findings O +from O +studies O +of O +Keap1 O +knockout O +mice B +, O +iAs O +may O +both O +cause O +hyperkeratosis O +and O +induce O +detoxification O +enzymes O +via O +the O +modification O +of O +NRF2 O +. O + +Given O +that O +there O +are O +both O +beneficial O +and O +adverse O +effects O +of O +NRF2 O +activity O +, O +caution O +will O +therefore O +be O +needed O +when O +using O +antioxidants O +for O +prevention O +and O +therapy O +. O + +Although O +further O +investigations O +are O +needed O +, O +we O +believe O +that O +our O +findings O +provide O +important O +clues O +for O +the O +design O +of O +future O +therapies O +for O +arsenic O +- O +mediated O +hyperkeratosis O +and O +for O +treatments O +involving O +the O +molecular O +targeting O +of O +NRF2 O +. O + +Conclusion O + +Our O +findings O +clearly O +demonstrate O +that O +the O +induction O +of O +the O +K16 O +gene O +in O +human B +keratinocytes O +by O +iAs O +depends O +on O +NRF2 O +activation O +. O + +Our O +results O +thus O +represent O +a O +valuable O +initial O +effort O +to O +elucidate O +the O +relationship O +between O +the O +K16 O +gene O +and O +the O +NRF2 O +transcription O +factor O +, O +which O +may O +be O +responsible O +for O +hyperkeratosis O +. O + +Identification O +and O +Analysis O +of O +Co O +- O +Occurrence O +Networks O +with O +NetCutter O + +Abstract O + +Background O + +Co O +- O +occurrence O +analysis O +is O +a O +technique O +often O +applied O +in O +text O +mining O +, O +comparative O +genomics O +, O +and O +promoter O +analysis O +. O + +The O +methodologies O +and O +statistical O +models O +used O +to O +evaluate O +the O +significance O +of O +association O +between O +co O +- O +occurring O +entities O +are O +quite O +diverse O +, O +however O +. O + +Methodology O +/ O +Principal O +Findings O + +We O +present O +a O +general O +framework O +for O +co O +- O +occurrence O +analysis O +based O +on O +a O +bipartite O +graph O +representation O +of O +the O +data O +, O +a O +novel O +co O +- O +occurrence O +statistic O +, O +and O +software O +performing O +co O +- O +occurrence O +analysis O +as O +well O +as O +generation O +and O +analysis O +of O +co O +- O +occurrence O +networks O +. O + +We O +show O +that O +the O +overall O +stringency O +of O +co O +- O +occurrence O +analysis O +depends O +critically O +on O +the O +choice O +of O +the O +null O +- O +model O +used O +to O +evaluate O +the O +significance O +of O +co O +- O +occurrence O +and O +find O +that O +random O +sampling O +from O +a O +complete O +permutation O +set O +of O +the O +bipartite O +graph O +permits O +co O +- O +occurrence O +analysis O +with O +optimal O +stringency O +. O + +We O +show O +that O +the O +Poisson O +- O +binomial O +distribution O +is O +the O +most O +natural O +co O +- O +occurrence O +probability O +distribution O +when O +vertex O +degrees O +of O +the O +bipartite O +graph O +are O +variable O +, O +which O +is O +usually O +the O +case O +. O + +Calculation O +of O +Poisson O +- O +binomial O +P O +- O +values O +is O +difficult O +, O +however O +. O + +Therefore O +, O +we O +propose O +a O +fast O +bi O +- O +binomial O +approximation O +for O +calculation O +of O +P O +- O +values O +and O +show O +that O +this O +statistic O +is O +superior O +to O +other O +measures O +of O +association O +such O +as O +the O +Jaccard O +coefficient O +and O +the O +uncertainty O +coefficient O +. O + +Furthermore O +, O +co O +- O +occurrence O +analysis O +of O +more O +than O +two O +entities O +can O +be O +performed O +using O +the O +same O +statistical O +model O +, O +which O +leads O +to O +increased O +signal O +- O +to O +- O +noise O +ratios O +, O +robustness O +towards O +noise O +, O +and O +the O +identification O +of O +implicit O +relationships O +between O +co O +- O +occurring O +entities O +. O + +Using O +NetCutter O +, O +we O +identify O +a O +novel O +protein O +biosynthesis O +related O +set O +of O +genes O +that O +are O +frequently O +coordinately O +deregulated O +in O +human B +cancer O +related O +gene O +expression O +studies O +. O + +NetCutter O +is O +available O +at O +http O +: O +/ O +/ O +bio O +. O +ifom O +- O +ieo O +- O +campus O +. O +it O +/ O +NetCutter O +/ O +) O +. O + +Conclusion O + +Our O +approach O +can O +be O +applied O +to O +any O +set O +of O +categorical O +data O +where O +co O +- O +occurrence O +analysis O +might O +reveal O +functional O +relationships O +such O +as O +clinical O +parameters O +associated O +with O +cancer O +subtypes O +or O +SNPs O +associated O +with O +disease O +phenotypes O +. O + +The O +stringency O +of O +our O +approach O +is O +expected O +to O +offer O +an O +advantage O +in O +a O +variety O +of O +applications O +. O + +Introduction O + +Biological O +research O +has O +experienced O +a O +paradigm O +shift O +in O +the O +last O +decade O +catalyzed O +by O +the O +availability O +of O +genome O +sequences O +and O +the O +resulting O +development O +of O +high O +- O +throughput O +technologies O +. O + +The O +large O +data O +volumes O +produced O +by O +these O +novel O +technologies O +are O +often O +published O +as O +supplementary O +material O +and O +/ O +or O +stored O +in O +extensive O +data O +repositories O +[ O +1 O +] O +. O + +Functional O +interpretation O +of O +these O +data O +is O +an O +ongoing O +challenge O +. O + +Co O +- O +occurrence O +analysis O +, O +based O +on O +the O +hypothesis O +that O +co O +- O +occurring O +entities O +are O +functionally O +linked O +, O +is O +a O +technique O +that O +has O +been O +used O +in O +three O +main O +areas O +of O +biological O +research O +: O + +Co O +- O +occurrence O +of O +genes O +in O +sequenced O +genomes O +relies O +on O +the O +fact O +that O +proteins O +do O +not O +function O +in O +isolation O +and O +are O +dependent O +on O +other O +proteins O +, O +either O +as O +direct O +binding O +partners O +, O +or O +as O +catalysts O +of O +substrates O +. O + +Thus O +, O +when O +two O +proteins O +significantly O +co O +- O +occur O +in O +a O +large O +number O +of O +genomes O +or O +can O +be O +observed O +as O +fusion O +proteins O +in O +a O +subset O +of O +genomes O +, O +they O +are O +likely O +to O +be O +binding O +partners O +or O +enzymes O +needed O +for O +a O +specific O +metabolic O +pathway O +. O + +Examples O +of O +those O +studies O +have O +been O +reported O +by O +[ O +2 O +] O +- O +[ O +7 O +] O +. O + +Text O +mining O +is O +a O +quickly O +evolving O +field O +that O +aims O +at O +developing O +technologies O +helping O +to O +cope O +with O +the O +functional O +interpretation O +of O +large O +volumes O +of O +publications O +. O + +Co O +- O +occurrence O +of O +gene O +names O +in O +publication O +abstracts O +, O +entire O +publications O +, O +or O +other O +gene O +- O +related O +databases O +has O +been O +used O +to O +derive O +co O +- O +occurrence O +networks O +with O +clear O +evidence O +that O +edges O +in O +those O +networks O +are O +reflecting O +functionally O +relevant O +relationships O +[ O +8 O +] O +- O +[ O +11 O +] O +. O + +Gene O +names O +have O +also O +been O +analyzed O +for O +co O +- O +occurrence O +with O +other O +entities O +such O +as O +mutations O +[ O +12 O +] O +, O +chemical O +compounds O +[ O +13 O +] O +, O +and O +disease O +related O +keywords O +[ O +14 O +] O +. O + +From O +the O +resulting O +networks O +, O +hypotheses O +about O +candidate O +genes O +involved O +in O +inherited O +diseases O +and O +drug O +targets O +can O +be O +derived O +. O + +Clustering O +of O +gene O +related O +publications O +using O +keywords O +has O +been O +applied O +to O +enhance O +the O +quality O +of O +gene O +expression O +clusters O +[ O +15 O +] O +, O +[ O +16 O +] O +. O + +More O +general O +( O +non O +gene O +- O +centric O +) O +approaches O +try O +to O +organize O +the O +literature O +into O +functional O +areas O +based O +on O +co O +- O +occurrence O +of O +MeSH O +terms O +, O +keywords O +, O +diseases O +, O +phenotypes O +, O +chemicals O +, O +and O +similar O +objects O +of O +biomedical O +research O +interest O +[ O +17 O +] O +- O +[ O +21 O +] O +. O + +Co O +- O +occurrence O +analysis O +of O +transcription O +factor O +binding O +motifs O +has O +been O +carried O +out O +in O +a O +variety O +of O +slightly O +differing O +ways O +in O +a O +wide O +range O +of O +organisms O +, O +including O +humans B +. O + +[ O +22 O +] O +- O +[ O +33 O +] O +. O + +The O +underlying O +hypothesis O +is O +that O +co O +- O +regulated O +genes O +, O +identified O +usually O +by O +gene O +expression O +studies O +, O +should O +contain O +specific O +combinations O +of O +transcription O +factor O +binding O +motifs O +in O +their O +upstream O +regulatory O +regions O +, O +the O +identification O +of O +which O +would O +allow O +the O +reverse O +- O +engineering O +of O +transcription O +regulatory O +networks O +[ O +34 O +] O +. O + +We O +have O +recently O +applied O +co O +- O +occurrence O +analysis O +to O +studying O +published O +gene O +expression O +signatures O +and O +showed O +that O +co O +- O +occurrence O +patterns O +of O +genes O +reflect O +cancer O +signaling O +pathways O +[ O +35 O +] O +. O + +Although O +co O +- O +occurrence O +analysis O +has O +a O +respectable O +history O +, O +the O +methodologies O +used O +in O +the O +studies O +mentioned O +above O +could O +not O +be O +easily O +applied O +to O +studying O +gene O +expression O +signatures O +. O + +There O +are O +three O +main O +reasons O +that O +dictated O +the O +use O +of O +a O +different O +approach O +. O + +First O +, O +gene O +expression O +signatures O +can O +vary O +in O +size O +by O +orders O +of O +magnitude O +. O + +Obviously O +, O +the O +larger O +a O +signature O +the O +more O +likely O +it O +is O +to O +find O +two O +or O +more O +genes O +co O +- O +occurring O +in O +that O +signature O +. O + +Thus O +, O +the O +significance O +of O +co O +- O +occurrences O +must O +be O +evaluated O +in O +the O +presence O +of O +considerable O +heterogeneity O +of O +co O +- O +occurrence O +probabilities O +among O +gene O +lists O +. O + +As O +a O +consequence O +, O +the O +statistics O +used O +to O +evaluate O +the O +significance O +of O +co O +- O +occurrence O +events O +must O +reflect O +this O +heterogeneity O +. O + +In O +particular O +, O +it O +must O +be O +based O +on O +list O +- O +specific O +co O +- O +occurrence O +probabilities O +. O + +Second O +, O +in O +the O +vast O +majority O +of O +previous O +studies O +, O +co O +- O +occurrence O +is O +analyzed O +for O +pair O +- O +wise O +combinations O +of O +co O +- O +occurring O +entities O +. O + +We O +found O +that O +the O +resulting O +stringency O +of O +this O +approach O +is O +not O +adequate O +for O +the O +analysis O +of O +published O +gene O +expression O +signatures O +[ O +35 O +] O +. O + +Third O +, O +the O +null O +- O +model O +against O +which O +the O +significance O +of O +co O +- O +occurrences O +is O +tested O +does O +not O +work O +well O +for O +gene O +expression O +signatures O +. O + +A O +common O +procedure O +is O +to O +use O +generic O +randomization O +of O +the O +entire O +data O +set O +under O +analysis O +or O +to O +select O +subsets O +of O +data O +entries O +randomly O +for O +comparison O +purposes O +. O + +However O +, O +gene O +expression O +signatures O +are O +composed O +of O +distinct O +gene O +sets O +and O +the O +null O +- O +model O +must O +maintain O +this O +property O +, O +which O +is O +not O +guaranteed O +using O +these O +approaches O +. O + +Furthermore O +, O +the O +list O +- O +specific O +nature O +of O +co O +- O +occurrence O +probabilities O +cannot O +be O +dealt O +with O +properly O +. O + +NetCutter O +was O +developed O +to O +address O +these O +challenges O +and O +to O +provide O +a O +generic O +tool O +for O +generating O +and O +analyzing O +co O +- O +occurrence O +networks O +. O + +Although O +NetCutter O +has O +been O +developed O +for O +the O +analysis O +of O +gene O +expression O +signatures O +, O +it O +is O +based O +on O +abstract O +concepts O +that O +make O +it O +applicable O +to O +a O +wide O +variety O +of O +problems O +. O + +The O +input O +is O +represented O +by O +a O +bipartite O +graph O +that O +is O +composed O +of O +list O +- O +entry O +pairs O +, O +which O +are O +stored O +in O +tab O +- O +separated O +text O +format O +. O + +Co O +- O +occurrence O +of O +entries O +in O +lists O +is O +analyzed O +using O +pair O +- O +wise O +or O +higher O +order O +combinations O +of O +entries O +. O + +The O +significance O +of O +co O +- O +occurrence O +is O +tested O +using O +a O +novel O +bi O +- O +binomial O +approximation O +of O +Poisson O +- O +binomial O +statistics O +( O +which O +is O +a O +binomial O +distribution O +with O +trial O +specific O +probabilities O +) O +that O +handles O +list O +- O +length O +- O +heterogeneity O +properly O +and O +provides O +a O +novel O +measure O +of O +association O +that O +is O +found O +to O +be O +superior O +to O +the O +Jaccard O +and O +the O +uncertainty O +coefficients O +. O + +Occurrence O +probabilities O +are O +obtained O +from O +an O +edge O +- O +swapping O +procedure O +that O +maintains O +vertex O +degrees O +in O +the O +underlying O +bipartite O +graph O +and O +distinct O +sets O +of O +entries O +per O +list O +. O + +As O +we O +shall O +see O +below O +, O +this O +procedure O +has O +a O +number O +of O +advantages O +over O +other O +possible O +null O +- O +models O +and O +permits O +co O +- O +occurrence O +analysis O +with O +near O +maximum O +stringency O +. O + +Last O +but O +not O +least O +, O +NetCutter O +is O +equipped O +with O +a O +number O +of O +algorithms O +for O +the O +identification O +of O +network O +communities O +, O +vertex O +ranking O +, O +and O +convenience O +tools O +needed O +in O +the O +analysis O +of O +co O +- O +occurrence O +networks O +, O +or O +any O +undirected O +graph O +. O + +We O +illustrate O +the O +utility O +of O +NetCutter O +in O +the O +identification O +of O +corresponding O +clusters O +of O +genes O +and O +publications O +from O +the O +PubLiME O +data O +set O +. O + +PubLiME O +( O +Published O +Lists O +of O +Microarray O +Experiments O +) O +is O +a O +repository O +of O +published O +cancer O +related O +gene O +expression O +signatures O +( O +http O +: O +/ O +/ O +bio O +. O +ifom O +- O +ieo O +- O +campus O +. O +it O +/ O +Publime O +) O +. O + +The O +concept O +of O +cluster O +correspondence O +follows O +from O +the O +bipartite O +graph O +representation O +of O +the O +data O +. O + +Reversing O +the O +list O +- O +entry O +order O +in O +the O +bipartite O +graph O +permits O +identifying O +communities O +of O +entries O +as O +well O +as O +communities O +of O +lists O +. O + +We O +show O +that O +communities O +of O +publications O +corresponding O +to O +communities O +of O +genes O +in O +the O +PubLiME O +data O +set O +can O +be O +used O +to O +generate O +hypotheses O +about O +the O +putative O +function O +of O +gene O +communities O +. O + +Results O + +The O +bipartite O +graph O +model O +of O +co O +- O +occurrence O +analysis O + +Co O +- O +occurrence O +analysis O +using O +NetCutter O +is O +based O +on O +the O +abstraction O +of O +list O +- O +entry O +pairs O +. O + +Any O +entity O +that O +co O +- O +occurs O +with O +some O +other O +entity O +must O +be O +confined O +to O +some O +sort O +of O +container O +where O +co O +- O +occurrence O +is O +observed O +. O + +For O +example O +, O +in O +the O +case O +of O +gene O +name O +co O +- O +occurrence O +in O +PubMed O +abstracts O +, O +the O +abstract O +is O +the O +container O +and O +the O +gene O +names O +are O +the O +co O +- O +occurring O +entities O +. O + +Similarly O +, O +co O +- O +occurrence O +of O +transcription O +factor O +binding O +motifs O +is O +observed O +in O +gene O +promoters O +. O + +The O +promoters O +are O +the O +containers O +where O +motif O +entities O +co O +- O +occur O +. O + +The O +containers O +generally O +host O +more O +than O +one O +entity O +( O +otherwise O +co O +- O +occurrence O +would O +be O +impossible O +) O +and O +can O +be O +conveniently O +interpreted O +as O +lists O +. O + +The O +co O +- O +occurring O +entities O +are O +the O +list O +entries O +. O + +Lists O +and O +entries O +form O +a O +bipartite O +graph O +with O +one O +part O +of O +the O +graph O +representing O +lists O +and O +the O +other O +part O +representing O +entries O +. O + +The O +presence O +of O +a O +given O +entry O +in O +a O +given O +list O +is O +indicated O +by O +an O +edge O +between O +the O +corresponding O +list O +and O +entry O +vertices O +. O + +It O +is O +required O +that O +each O +entry O +can O +be O +linked O +to O +the O +same O +list O +only O +once O +. O + +Without O +loss O +of O +generality O +, O +let O +' O +s O +consider O +genes O +as O +entries O +and O +PubMedID O +_ O +listIDs O +as O +lists O +in O +the O +following O +, O +unless O +otherwise O +specified O +( O +Fig O +. O +1A O +) O +. O + +This O +interpretation O +of O +lists O +and O +entries O +has O +been O +applied O +in O +the O +co O +- O +occurrence O +analysis O +of O +published O +gene O +expression O +signatures O +[ O +35 O +] O +. O + +Occurrence O +probabilities O +and O +null O +- O +models O + +A O +prerequisite O +for O +co O +- O +occurrence O +analysis O +is O +the O +availability O +of O +occurrence O +probabilities O +of O +genes O +per O +list O +. O + +The O +occurrence O +probabilities O +can O +be O +derived O +from O +randomizing O +the O +bipartite O +graph O +and O +are O +dependent O +on O +the O +choice O +of O +the O +null O +- O +model O +. O + +A O +null O +- O +model O +creates O +an O +occurrence O +probability O +matrix O +where O +the O +occurrence O +probability O +for O +each O +list O +- O +gene O +pair O +is O +listed O +. O + +As O +a O +general O +property O +of O +this O +matrix O +, O +the O +sum O +of O +all O +matrix O +elements O +must O +equal O +the O +number O +of O +edges O +in O +the O +bipartite O +graph O +. O + +This O +is O +because O +each O +edge O +is O +linked O +to O +either O +side O +of O +the O +bipartite O +graph O +with O +certainty O +and O +therefore O +the O +sum O +of O +occurrence O +probabilities O +over O +all O +lists O +( O +which O +can O +be O +calculated O +as O +the O +row O +sum O +if O +genes O +are O +listed O +vertically O +or O +as O +the O +column O +sum O +if O +genes O +are O +listed O +horizontally O +) O +followed O +by O +summing O +the O +results O +over O +all O +genes O +must O +be O +1 O +for O +every O +edge O +. O + +The O +number O +of O +matrix O +elements O +is O +given O +by O +# O +genes O +* O +# O +lists O +and O +therefore O +the O +average O +occurrence O +probability O +for O +any O +null O +- O +model O +must O +be O +# O +edges O +/ O +( O +# O +genes O +* O +# O +lists O +) O +. O + +As O +a O +consequence O +, O +different O +null O +- O +models O +will O +only O +be O +distinguished O +by O +the O +way O +they O +attribute O +occurrence O +probabilities O +to O +vertices O +with O +different O +vertex O +degrees O +but O +not O +by O +the O +average O +occurrence O +probability O +. O + +We O +consider O +six O +different O +strategies O +to O +randomize O +the O +bipartite O +graph O +. O + +First O +, O +we O +could O +reconnect O +all O +edges O +of O +the O +graph O +randomly O +. O + +The O +probability O +of O +being O +connected O +by O +an O +edge O +for O +a O +given O +list O +- O +gene O +pair O +is O +given O +by O +( O +1 O +/ O +# O +genes O +) O +* O +( O +1 O +/ O +# O +lists O +) O +. O + +Since O +there O +are O +# O +edges O +edges O +to O +be O +reconnected O +, O +the O +occurrence O +probability O +for O +a O +single O +list O +- O +gene O +pair O +is O +# O +edges O +/ O +( O +# O +genes O +* O +# O +lists O +) O +, O +i O +. O +e O +. O +equal O +to O +the O +average O +occurrence O +probability O +. O + +Thus O +, O +this O +model O +provides O +equal O +occurrence O +probabilities O +for O +all O +gene O +- O +list O +pairs O +and O +does O +not O +consider O +vertex O +degrees O +. O + +We O +call O +this O +model O +the O +generic O +randomization O +( O +GR O +) O +model O +in O +the O +following O +. O + +Second O +, O +we O +could O +disconnect O +the O +edges O +on O +only O +the O +list O +side O +of O +the O +bipartite O +graph O +and O +reconnect O +them O +randomly O +. O + +The O +occurrence O +probability O +of O +a O +gene O +vertex O +would O +be O +given O +by O +( O +gene O +vertex O +degree O +) O +/ O +# O +lists O +. O + +The O +sum O +of O +these O +probabilities O +over O +all O +lists O +is O +equal O +to O +the O +gene O +vertex O +degree O +and O +the O +sum O +of O +all O +gene O +vertex O +degrees O +is O +equal O +to O +the O +total O +number O +of O +edges O +. O + +Thus O +, O +the O +sum O +of O +all O +matrix O +elements O +is O +equal O +to O +the O +number O +of O +edges O +, O +as O +required O +. O + +Since O +this O +model O +considers O +gene O +vertex O +degrees O +, O +we O +call O +it O +the O +gene O +vertex O +degree O +( O +GVD O +) O +model O +. O + +Third O +, O +we O +disconnect O +the O +edges O +on O +the O +gene O +side O +of O +the O +bipartite O +graph O +and O +reconnect O +them O +randomly O +. O + +The O +probability O +of O +a O +list O +vertex O +being O +connected O +to O +a O +gene O +would O +be O +given O +by O +( O +list O +vertex O +degree O +) O +/ O +# O +genes O +. O + +The O +sum O +of O +these O +probabilities O +over O +all O +genes O +is O +equal O +to O +the O +list O +vertex O +degree O +and O +the O +sum O +of O +all O +list O +vertex O +degrees O +is O +equal O +to O +the O +total O +number O +of O +edges O +. O + +Again O +, O +the O +sum O +of O +all O +matrix O +elements O +is O +equal O +to O +the O +total O +number O +of O +edges O +. O + +Since O +this O +model O +considers O +list O +vertex O +degrees O +, O +we O +call O +it O +the O +list O +vertex O +degree O +( O +LVD O +) O +model O +. O + +In O +model O +four O +and O +five O +, O +we O +reconnect O +edges O +considering O +both O +gene O +and O +list O +vertex O +degrees O +and O +allow O +multiple O +edges O +between O +list O +- O +gene O +pairs O +. O + +The O +occurrence O +probabilities O +in O +model O +four O +are O +calculated O +according O +to O +the O +binomial O +distribution O +. O + +We O +calculate O +the O +probability O +of O +a O +list O +- O +gene O +pair O +for O +being O +connected O +as O +the O +cumulative O +binomial O +probability O +of O +the O +list O +- O +gene O +pair O +being O +chosen O +at O +least O +once O +in O +the O +process O +of O +randomly O +reconnecting O +the O +edges O +. O + +This O +can O +be O +achieved O +by O +setting O +the O +number O +of O +trials O +equal O +to O +the O +gene O +vertex O +degree O +, O +the O +probability O +of O +success O +equal O +to O +the O +list O +vertex O +degree O +divided O +by O +the O +total O +number O +of O +edges O +, O +and O +the O +number O +of O +successes O +equal O +to O +0 O +. O + +The O +occurrence O +probability O +of O +a O +list O +- O +gene O +pair O +is O +then O +given O +by O +the O +complement O +of O +this O +probability O +. O + +This O +model O +is O +called O +the O +binomial O +( O +BN O +) O +model O +. O + +In O +model O +five O +, O +we O +calculate O +occurrence O +probabilities O +according O +to O +the O +hypergeometric O +distribution O +. 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O + +3B O +and O +in O +numerical O +form O +in O +Fig O +. O + +3C O +. O + +Fig O +. O + +3B O +also O +shows O +the O +occurrence O +probability O +estimates O +obtained O +by O +edge O +- O +swapping O +side O +- O +by O +- O +side O +to O +the O +exact O +occurrence O +probabilities O +. O + +The O +graph O +in O +Fig O +. O + +1A O +was O +subjected O +to O +edge O +- O +swapping O +1000 O +times O +and O +the O +number O +of O +times O +a O +gene O +was O +found O +present O +in O +a O +list O +was O +divided O +by O +1000 O +to O +obtain O +the O +occurrence O +probability O +. O + +At O +each O +run O +, O +100 O +random O +edge O +swaps O +were O +performed O +to O +ensure O +complete O +randomization O +of O +the O +graph O +. O + +This O +procedure O +was O +repeated O +10 O +times O +and O +the O +mean O +and O +standard O +deviation O +of O +occurrence O +probability O +estimates O +for O +each O +gene O +in O +each O +list O +are O +shown O +. O + +In O +all O +cases O +, O +the O +mean O +differs O +from O +the O +real O +probability O +by O +less O +than O +two O +standard O +deviations O +, O +in O +most O +cases O +by O +less O +than O +one O +standard O +deviation O +. O + +Thus O +, O +edge O +- O +swapping O +provides O +reliable O +estimates O +of O +exact O +occurrence O +probabilities O +as O +determined O +from O +a O +complete O +permutation O +set O +. O + +As O +an O +interesting O +observation O +, O +we O +provide O +evidence O +that O +occurrence O +probabilities O +are O +non O +- O +linear O +functions O +of O +vertex O +degrees O +in O +the O +edge O +- O +swapping O +model O +. O + +This O +is O +illustrated O +in O +Fig O +. O + +3C O +. O + +Individual O +and O +average O +occurrence O +probabilities O +are O +shown O +as O +a O +function O +of O +gene O +and O +list O +vertex O +degrees O +. O + +Non O +- O +linearity O +of O +individual O +occurrence O +probabilities O +can O +be O +verified O +from O +the O +counts O +table O +underneath O +the O +plots O +. O + +However O +, O +the O +average O +occurrence O +probability O +is O +found O +to O +depend O +on O +vertex O +degrees O +in O +a O +linear O +fashion O +instead O +. O + +This O +is O +a O +consequence O +of O +the O +fact O +that O +occurrence O +probabilities O +of O +a O +gene O +over O +all O +lists O +add O +up O +to O +the O +gene O +vertex O +degree O +and O +that O +the O +occurrence O +probabilities O +of O +all O +genes O +for O +a O +given O +list O +add O +up O +to O +the O +list O +vertex O +degree O +. O + +At O +the O +same O +time O +, O +since O +the O +most O +stringent O +permutation O +based O +null O +- O +model O +predicts O +non O +- O +linear O +dependencies O +of O +individual O +occurrence O +probabilities O +on O +vertex O +degrees O +, O +assuming O +such O +linearity O +in O +statistical O +models O +of O +co O +- O +occurrence O +will O +be O +linked O +to O +loss O +of O +stringency O +. O + +We O +conclude O +that O +the O +ES O +null O +- O +model O +is O +the O +null O +- O +model O +that O +permits O +co O +- O +occurrence O +analysis O +with O +the O +highest O +stringency O +among O +the O +models O +tested O +and O +that O +it O +closely O +approximates O +occurrence O +probabilities O +derived O +from O +an O +ideal O +permutation O +model O +. O + +The O +increased O +stringency O +of O +the O +ES O +model O +over O +other O +models O +is O +a O +consequence O +of O +higher O +occurrence O +probabilities O +for O +genes O +and O +list O +with O +high O +vertex O +degrees O +, O +which O +are O +giving O +rise O +to O +a O +large O +part O +of O +all O +co O +- O +occurrences O +in O +the O +bipartite O +graph O +. O + +Since O +large O +occurrence O +probabilities O +make O +co O +- O +occurrence O +more O +likely O +, O +the O +analysis O +becomes O +more O +stringent O +. O + +Co O +- O +occurrence O +probabilities O + +Co O +- O +occurrence O +analysis O +can O +be O +thought O +of O +as O +a O +Bernoulli O +experiment O +with O +a O +binomial O +outcome O +( O +a O +given O +combination O +of O +entries O +is O +either O +present O +or O +not O +present O +in O +a O +given O +list O +) O +. O + +Thus O +, O +the O +Binomial O +distribution O +( O +BD O +) O +is O +a O +natural O +choice O +for O +judging O +the O +significance O +of O +the O +number O +of O +co O +- O +occurrences O +. O + +However O +, O +the O +BD O +is O +defined O +for O +a O +probability O +of O +success O +which O +is O +equal O +in O +all O +trials O +. O + +The O +list O +- O +specific O +nature O +of O +occurrence O +probabilities O +is O +not O +compatible O +with O +this O +condition O +( O +analysis O +of O +each O +list O +represents O +one O +trial O +) O +, O +which O +means O +that O +co O +- O +occurrence O +analysis O +in O +the O +presence O +of O +list O +- O +length O +- O +heterogeneity O +is O +better O +described O +as O +a O +series O +of O +Poisson O +trials O +, O +where O +the O +probability O +of O +success O +varies O +from O +trial O +to O +trial O +. O + +Therefore O +, O +the O +significance O +of O +co O +- O +occurrences O +must O +be O +evaluated O +using O +a O +binomial O +distribution O +with O +trial O +- O +specific O +probabilities O +, O +i O +. O +e O +. O +the O +Poisson O +- O +binomial O +distribution O +( O +PBD O +) O +. O + +The O +probability O +of O +success O +in O +a O +single O +Poisson O +trial O +can O +be O +calculated O +by O +multiplying O +the O +list O +- O +specific O +occurrence O +probabilities O +for O +the O +combination O +of O +genes O +under O +study O +. O + +The O +number O +of O +occurrence O +probabilities O +that O +need O +to O +be O +multiplied O +is O +equal O +to O +the O +module O +size O +, O +i O +. O +e O +. O +the O +number O +of O +genes O +whose O +combination O +is O +studied O +. O + +An O +observed O +number O +of O +co O +- O +occurrences O +for O +a O +combination O +of O +genes O +can O +then O +be O +evaluated O +using O +the O +PBD O +, O +which O +is O +given O +by O +the O +formula O +[ O +36 O +] O +: O +( O +18 O +) O + +The O +structure O +of O +this O +formula O +is O +very O +similar O +to O +the O +structure O +of O +the O +formula O +used O +to O +calculate O +the O +binomial O +distribution O +, O +except O +that O +multiplication O +with O +a O +binomial O +coefficient O +is O +replaced O +by O +summation O +over O +individual O +terms O +, O +which O +makes O +calculation O +of O +P O +- O +values O +using O +( O +18 O +) O +inefficient O +( O +note O +that O +equation O +numbering O +starts O +in O +the O +Materials O +and O +Methods O +section O +) O +. O + +Here O +, O +Ak O +denotes O +the O +kth O +set O +of O +indices O +of O +the O +i O +lists O +where O +genes O +are O +co O +- O +occurring O +( O +" O +success O +" O +) O +. O + +There O +are O +possible O +sets O +and O +summation O +is O +carried O +out O +accordingly O +. O +denotes O +the O +set O +of O +indices O +of O +N O +- O +i O +lists O +where O +genes O +are O +not O +co O +- O +occurring O +( O +" O +failure O +" O +) O +. O + +[ O +36 O +] O +have O +reported O +two O +fast O +procedures O +for O +calculating O +exact O +PBD O +P O +- O +values O +. O + +However O +, O +both O +procedures O +work O +with O +probability O +ratios O +and O +suffer O +from O +numerical O +overflow O +/ O +underflow O +problems O +for O +large O +numbers O +of O +trials O +. O + +NetCutter O +uses O +two O +workarounds O +to O +circumvent O +this O +problem O +. O + +One O +is O +based O +on O +using O +Poisson O +- O +binomial O +Z O +- O +scores O +, O +which O +can O +be O +calculated O +very O +easily O +instead O +( O +see O +below O +) O +. O + +The O +other O +relies O +on O +a O +fast O +approximation O +procedure O +for O +calculating O +Poisson O +- O +binomial O +P O +- O +values O +, O +which O +we O +call O +bi O +- O +binomial O +approximation O +( O +BBA O +) O +or O +bi O +- O +binomial O +distribution O +( O +BBD O +) O +. O + +Z O +- O +scores O +and O +P O +- O +values O +of O +BBD O + +Given O +the O +mean O +mu O +( O +1 O +) O +and O +variance O +sigma O +2 O +( O +2 O +) O +of O +PBD O +( O +see O +Materials O +and O +Methods O +) O +, O +the O +Z O +- O +score O +associated O +with O +a O +given O +number O +of O +co O +- O +occurrences O +x O +is O +obtained O +as O +: O +( O +19 O +) O + +Considering O +the O +structure O +of O +formulae O +( O +1 O +) O +and O +( O +2 O +) O +( O +Materials O +and O +Methods O +section O +) O +, O +PBD O +Z O +- O +scores O +can O +be O +calculated O +very O +easily O +and O +provide O +a O +simple O +estimate O +of O +the O +significance O +of O +co O +- O +occurrence O +modules O +. O + +However O +, O +in O +contrast O +to O +normally O +distributed O +Z O +- O +scores O +, O +binomial O +and O +Poisson O +- O +binomial O +Z O +- O +scores O +do O +not O +correspond O +to O +the O +same O +P O +- O +value O +for O +different O +sets O +of O +probabilities O +of O +success O +. O + +To O +see O +this O +, O +calculate O +for O +example O +the O +probability O +of O +success O +in O +a O +series O +of O +100 O +Bernoulli O +trials O +with O +success O +probability O +0 O +. O +1 O +and O +0 O +. O +9 O +for O +the O +expectation O +of O +10 O +and O +90 O +successes O +, O +respectively O +. O + +The O +Z O +- O +score O +will O +be O +0 O +in O +both O +cases O +but O +the O +corresponding O +cumulative O +P O +- O +values O +are O +0 O +. O +5832 O +and O +0 O +. O +5487 O +. O + +Therefore O +, O +exact O +levels O +of O +significance O +cannot O +be O +derived O +from O +Z O +- O +scores O +alone O +. O + +Thus O +, O +a O +fast O +and O +reliable O +procedure O +for O +calculating O +Poisson O +- O +binomial O +P O +- O +values O +is O +needed O +. O + +The O +BBD O +approximation O +was O +developed O +to O +solve O +this O +problem O +. O + +The O +BBD O +approximation O +of O +PBD O +P O +- O +values O +follows O +from O +the O +relationship O +between O +the O +variance O +of O +PBD O +and O +the O +population O +variance O +of O +trial O +- O +specific O +probabilities O +of O +success O +. O + +This O +relationship O +is O +shown O +in O +Materials O +and O +Methods O +to O +be O +described O +by O +( O +4 O +) O +: O +( O +4 O +) O + +This O +equation O +shows O +that O +there O +is O +an O +inverse O +linear O +relationship O +between O +the O +population O +variance O +S2 O +of O +the O +N O +trial O +probabilities O +and O +the O +variance O +of O +PBD O +sigma O +2 O +, O +which O +means O +that O +PBD O +becomes O +increasingly O +narrow O +as O +the O +variance O +of O +trial O +probabilities O +grows O +. O + +It O +also O +shows O +that O +, O +for O +constant O +mean O +mu O +and O +number O +of O +trials O +N O +, O +the O +shape O +of O +PBD O +depends O +only O +on O +the O +variance O +of O +trial O +probabilities O +. O + +Therefore O +, O +relationship O +( O +4 O +) O +suggests O +an O +easy O +way O +to O +approximate O +PBD O +P O +- O +values O +. O + +The O +P O +- O +value O +can O +be O +obtained O +by O +constructing O +a O +set O +of O +trial O +probabilities O +with O +equal O +variance O +as O +the O +original O +set O +of O +trial O +probabilities O +, O +which O +, O +however O +, O +are O +not O +all O +different O +. O + +In O +other O +words O +, O +the O +series O +of O +Poisson O +trials O +can O +be O +replaced O +by O +two O +sets O +of O +Bernoulli O +trials O +with O +trial O +probabilities O +p1 O +and O +p2 O +constructed O +such O +that O +the O +variance O +is O +equal O +to O +the O +original O +set O +of O +trial O +probabilities O +. O + +This O +strategy O +is O +illustrated O +in O +Fig O +. O + +4 O +and O +explains O +why O +this O +approximation O +is O +called O +bi O +- O +binomial O +. O + +The O +details O +on O +how O +to O +obtain O +the O +values O +of O +the O +two O +sets O +of O +Bernoulli O +trial O +probabilities O +and O +the O +number O +of O +trials O +with O +p1 O +and O +p2 O +as O +probabilities O +of O +success O +are O +provided O +in O +the O +Materials O +and O +Methods O +section O +. O + +The O +precision O +of O +the O +BBD O +approximation O +is O +discussed O +in O +supplementary O +material O +Simulation O +S1 O +. O + +In O +order O +to O +evaluate O +whether O +BBD O +P O +- O +values O +as O +a O +significance O +measure O +of O +co O +- O +occurrence O +offer O +an O +advantage O +over O +other O +measures O +such O +as O +the O +Jaccard O +coefficient O +or O +the O +uncertainty O +coefficient O +, O +pair O +- O +wise O +co O +- O +occurrence O +of O +two O +genes O +in O +200 O +lists O +with O +and O +without O +list O +- O +length O +- O +heterogeneity O +was O +studied O +( O +Fig O +. O +5 O +) O +. O + +Each O +gene O +is O +assumed O +to O +occur O +in O +100 O +lists O +. O + +Therefore O +, O +the O +occurrence O +probabilities O +of O +both O +genes O +over O +all O +200 O +lists O +must O +add O +up O +to O +100 O +, O +regardless O +of O +list O +- O +length O +- O +heterogeneity O +. O + +For O +simplicity O +, O +occurrence O +probabilities O +of O +both O +genes O +are O +assumed O +to O +be O +equal O +in O +any O +particular O +list O +. O + +The O +co O +- O +occurrence O +probability O +in O +a O +list O +is O +then O +given O +by O +the O +square O +of O +the O +occurrence O +probability O +in O +that O +list O +. O + +For O +all O +possible O +co O +- O +occurrences O +from O +0 O +to O +100 O +, O +the O +Jaccard O +and O +uncertainty O +coefficients O +were O +calculated O +as O +detailed O +in O +the O +Materials O +and O +Methods O +section O +. O + +In O +addition O +, O +cumulative O +BBD O +P O +- O +values O +were O +calculated O +using O +the O +co O +- O +occurrence O +probabilities O +as O +trial O +probabilities O +. O + +To O +illustrate O +the O +advantage O +of O +BBD O +over O +BD O +as O +co O +- O +occurrence O +probability O +distribution O +, O +cumulative O +BD O +P O +- O +values O +of O +a O +BD O +with O +the O +same O +mean O +as O +BBD O +but O +constant O +trial O +probabilities O +is O +shown O +. O + +These O +trial O +probabilities O +can O +be O +obtained O +by O +dividing O +the O +mean O +of O +BBD O +by O +the O +number O +of O +lists O +. O + +Three O +different O +cases O +of O +list O +- O +length O +- O +heterogeneity O +are O +considered O +in O +Fig O +. O + +5 O +: O +No O +heterogeneity O +( O +standard O +deviation O +0 O +) O +, O +heterogeneity O +with O +standard O +deviation O +0 O +. O +283 O +and O +heterogeneity O +with O +standard O +deviation O +0 O +. O +401 O +in O +the O +occurrence O +probabilities O +. O + +The O +Jaccard O +and O +uncertainty O +coefficients O +are O +by O +definition O +insensitive O +to O +list O +- O +length O +- O +heterogeneity O +because O +differences O +in O +co O +- O +occurrence O +probabilities O +in O +a O +given O +list O +cannot O +be O +considered O +in O +their O +calculation O +. O + +This O +is O +because O +both O +coefficients O +are O +defined O +by O +the O +counts O +of O +the O +four O +list O +classes O +: O +both O +genes O +absent O +, O +both O +genes O +present O +, O +first O +gene O +absent O +second O +gene O +present O +, O +and O +first O +gene O +present O +second O +gene O +absent O +, O +i O +. O +e O +. O +by O +the O +corresponding O +contingency O +table O +, O +which O +does O +not O +change O +with O +different O +list O +- O +length O +- O +heterogeneity O +. O + +In O +the O +absence O +of O +list O +- O +length O +- O +heterogeneity O +, O +the O +cumulative O +P O +- O +values O +of O +BD O +and O +BBD O +( O +which O +are O +perfectly O +overlapping O +as O +expected O +) O +assume O +0 O +. O +5 O +at O +50 O +co O +- O +occurrences O +, O +which O +corresponds O +to O +the O +expected O +number O +of O +co O +- O +occurrences O +calculated O +as O +( O +50 O += O +100 O +occurrences O +per O +gene O +/ O +200 O +lists O +) O +^ O +2 O +* O +200 O +lists O +. O + +The O +uncertainty O +coefficient O +is O +found O +to O +be O +0 O +and O +the O +Jaccard O +coefficient O +is O +0 O +. O +33333 O +at O +that O +point O +. O + +When O +there O +is O +modest O +list O +- O +length O +- O +heterogeneity O +( O +standard O +deviation O +0 O +. O +283 O +) O +, O +the O +mean O +of O +BBD O +is O +shifting O +to O +the O +right O +. O + +This O +is O +because O +the O +sum O +of O +squares O +of O +varying O +occurrence O +probabilities O +( O +i O +. O +e O +. O +the O +sum O +of O +co O +- O +occurrence O +probabilities O +used O +as O +trial O +probabilities O +, O +which O +is O +equal O +to O +the O +mean O +of O +BBD O +) O +is O +always O +larger O +than O +the O +sum O +of O +squares O +of O +constant O +occurrence O +probabilities O +with O +the O +same O +average O +occurrence O +probability O +( O +0 O +. O +5 O +) O +. O + +The O +corresponding O +BD O +in O +the O +presence O +of O +list O +- O +length O +- O +heterogeneity O +is O +obtained O +by O +dividing O +the O +expected O +number O +of O +co O +- O +occurrences O +by O +the O +total O +number O +of O +lists O +, O +which O +means O +assuming O +equal O +co O +- O +occurrences O +in O +all O +lists O +. O + +This O +visualization O +is O +shown O +to O +illustrate O +how O +BBD O +( O +which O +is O +narrower O +than O +the O +corresponding O +BD O +) O +gives O +rise O +to O +a O +steeper O +cumulative O +distribution O +of O +P O +- O +values O +and O +as O +a O +consequence O +to O +more O +significant O +P O +- O +values O +for O +numbers O +of O +co O +- O +occurrence O +that O +are O +far O +from O +the O +expectation O +. O + +As O +the O +level O +of O +list O +- O +length O +- O +heterogeneity O +grows O +( O +standard O +deviation O +of O +occurrence O +probabilities O +0 O +. O +401 O +) O +, O +the O +mean O +of O +BBD O +is O +shifted O +even O +further O +to O +the O +right O +and O +BBD O +P O +- O +values O +are O +distributed O +in O +a O +still O +steeper O +fashion O +as O +compared O +to O +corresponding O +BD O +P O +- O +values O +and O +the O +interval O +of O +non O +- O +significant O +co O +- O +occurrences O +is O +shrinking O +further O +. O + +With O +modest O +list O +- O +length O +- O +heterogeneity O +, O +the O +expected O +number O +of O +co O +- O +occurrences O +is O +66 O +, O +which O +is O +associated O +with O +a O +Jaccard O +coefficient O +of O +0 O +. O +49 O +and O +an O +uncertainty O +coefficient O +of O +0 O +. O +075 O +. O + +In O +the O +case O +of O +large O +list O +- O +length O +- O +heterogeneity O +, O +the O +expected O +number O +of O +co O +- O +occurrences O +is O +82 O +with O +J O += O +0 O +. O +69 O +and O +UC O += O +0 O +. O +32 O +. O + +Taken O +together O +, O +these O +data O +show O +that O +the O +expected O +number O +of O +co O +- O +occurrences O +varies O +strongly O +with O +the O +level O +of O +list O +- O +length O +- O +heterogeneity O +and O +that O +the O +expected O +number O +of O +co O +- O +occurrences O +is O +associated O +with O +different O +values O +of O +UC O +and O +J O +. O + +To O +complicate O +matters O +further O +, O +66 O +co O +- O +occurrences O +( O +J O += O +0 O +. O +49 O +, O +UC O += O +0 O +. O +075 O +) O +represent O +significant O +positive O +association O +( O +PBBD O += O +0 O +. O +996 O +) O +with O +equal O +list O +lengths O +, O +no O +significant O +association O +with O +modest O +differences O +in O +list O +length O +( O +PBBD O += O +0 O +. O +536 O +) O +and O +strongly O +negative O +association O +( O +meaning O +one O +gene O +excludes O +the O +other O +) O +with O +strong O +list O +- O +length O +- O +heterogeneity O +( O +PBBD O += O +0 O +. O +00016 O +) O +. O + +Thus O +, O +the O +same O +J O +and O +UC O +association O +measure O +is O +obtained O +for O +positive O +, O +negative O +, O +and O +absence O +of O +association O +. O + +Therefore O +, O +the O +meaning O +of O +these O +measures O +cannot O +be O +interpreted O +properly O +in O +the O +absence O +of O +knowledge O +about O +the O +occurrence O +probabilities O +of O +the O +co O +- O +occurring O +entities O +. O + +Furthermore O +, O +the O +data O +in O +Fig O +. O + +5 O +also O +show O +that O +neither O +J O +nor O +UC O +can O +distinguish O +between O +positive O +and O +negative O +association O +while O +this O +is O +easy O +with O +cumulative O +BBD O +P O +- O +values O +: O +Large O +P O +- O +values O +mean O +positive O +association O +and O +low O +P O +- O +values O +mean O +negative O +association O +. O + +In O +summary O +, O +we O +conclude O +that O +BBD O +provides O +a O +novel O +association O +measure O +that O +offers O +a O +number O +of O +advantages O +over O +the O +existing O +contingency O +table O +based O +association O +measures O +Jaccard O +coefficient O +and O +uncertainty O +coefficient O +. O + +The O +results O +in O +Fig O +. O + +5 O +also O +show O +that O +significance O +of O +association O +depends O +critically O +on O +the O +specific O +distribution O +of O +co O +- O +occurring O +entities O +over O +lists O +of O +varying O +length O +( O +because O +this O +distribution O +determines O +the O +occurrence O +probabilities O +) O +and O +that O +contingency O +table O +based O +methods O +( O +which O +cannot O +capture O +this O +distribution O +) O +should O +be O +avoided O +in O +the O +presence O +of O +significant O +list O +- O +length O +- O +heterogeneity O +. O + +Generation O +of O +co O +- O +occurrence O +networks O +and O +the O +identification O +of O +communities O + +The O +procedures O +outlined O +above O +allow O +the O +identification O +of O +significant O +co O +- O +occurrence O +modules O +in O +any O +type O +of O +bipartite O +graph O +. O + +Three O +user O +defined O +parameters O +have O +an O +impact O +on O +the O +stringency O +of O +co O +- O +occurrence O +analysis O +: O +The O +module O +size O +, O +the O +support O +, O +and O +the O +Z O +- O +score O +/ O +P O +- O +value O +cutoff O +. O + +The O +module O +size O +determines O +how O +many O +entries O +will O +be O +tested O +for O +co O +- O +occurrence O +, O +the O +support O +sets O +a O +lower O +boundary O +on O +the O +required O +number O +of O +co O +- O +occurrences O +, O +and O +the O +Z O +- O +score O +/ O +P O +- O +value O +cutoff O +sets O +the O +significance O +threshold O +. O + +In O +general O +, O +higher O +module O +size O +leads O +to O +more O +stringent O +co O +- O +occurrence O +analysis O +at O +the O +cost O +of O +computational O +complexity O +. O + +The O +support O +parameter O +allows O +limiting O +this O +complexity O +by O +filtering O +out O +co O +- O +occurrence O +modules O +which O +co O +- O +occur O +less O +frequently O +than O +required O +by O +the O +support O +. O + +The O +significance O +cutoff O +permits O +adjusting O +the O +signal O +- O +to O +- O +noise O +ratio O +, O +which O +is O +calculated O +as O +the O +number O +of O +co O +- O +occurrence O +modules O +observed O +in O +the O +real O +versus O +a O +randomized O +bipartite O +graph O +. O + +The O +impact O +of O +these O +parameters O +on O +the O +stringency O +of O +co O +- O +occurrence O +analysis O +has O +been O +reported O +previously O +for O +the O +PubLiME O +data O +set O +[ O +35 O +] O +and O +is O +illustrated O +in O +a O +simulation O +study O +provided O +as O +supplementary O +material O +Simulation O +S1 O +. O + +From O +the O +set O +of O +significant O +co O +- O +occurrence O +modules O +, O +a O +co O +- O +occurrence O +network O +is O +generated O +by O +considering O +each O +entry O +a O +vertex O +and O +drawing O +an O +edge O +between O +any O +two O +vertices O +, O +which O +have O +been O +part O +of O +the O +same O +significant O +co O +- O +occurrence O +module O +[ O +35 O +] O +. O + +An O +important O +question O +in O +the O +analysis O +of O +co O +- O +occurrence O +networks O +regards O +the O +presence O +of O +network O +communities O +. O + +Communities O +can O +be O +understood O +as O +groups O +of O +vertices O +with O +the O +property O +that O +the O +number O +of O +edges O +running O +within O +groups O +is O +larger O +than O +expected O +by O +chance O +and O +that O +the O +number O +of O +edges O +running O +between O +groups O +is O +lower O +than O +expected O +by O +chance O +[ O +37 O +] O +. O + +This O +problem O +of O +partitioning O +a O +graph O +is O +often O +referred O +to O +as O +the O +graph O +- O +cut O +problem O +( O +hence O +the O +name O +NetCutter O +) O +. O + +NetCutter O +is O +built O +on O +the O +Java O +Universal O +Network O +and O +Graph O +framework O +( O +JUNG O +) O +software O +package O +( O +http O +: O +/ O +/ O +jung O +. O +sourceforge O +. O +net O +) O +, O +which O +provides O +algorithms O +for O +solving O +this O +problem O +. O + +In O +particular O +, O +NetCutter O +implements O +the O +Bicomponent O +clustering O +algorithm O +[ O +38 O +] O +, O +the O +Edge O +- O +Betweenness O +clustering O +algorithm O +[ O +39 O +] O +, O +and O +the O +Exact O +Flow O +Community O +algorithm O +[ O +40 O +] O +. O + +Furthermore O +, O +there O +is O +a O +clustering O +tool O +that O +is O +not O +part O +of O +the O +JUNG O +package O +, O +namely O +an O +algorithm O +identifying O +communities O +using O +eigenvectors O +of O +the O +modularity O +matrix O +[ O +37 O +] O +. O + +The O +code O +for O +this O +algorithm O +was O +kindly O +provided O +by O +Mark O +Newman O +in O +C O ++ O ++ O +and O +ported O +to O +Java O +. O + +In O +addition O +to O +these O +tools O +, O +NetCutter O +provides O +a O +number O +of O +convenience O +functions O +for O +the O +analysis O +of O +co O +- O +occurrence O +networks O +, O +such O +as O +testing O +the O +significance O +of O +lists O +reporting O +a O +set O +of O +entries O +making O +up O +a O +network O +community O +, O +ranking O +of O +vertices O +, O +random O +graph O +generators O +for O +topological O +analysis O +of O +co O +- O +occurrence O +networks O +, O +and O +others O +. O + +Details O +on O +all O +functions O +are O +provided O +in O +the O +NetCutter O +software O +documentation O +. O + +One O +of O +the O +possible O +applications O +of O +NetCutter O +is O +illustrated O +below O +. O + +This O +application O +is O +tightly O +linked O +to O +the O +bipartite O +graph O +representation O +of O +the O +data O +. O + +Namely O +, O +NetCutter O +can O +be O +used O +to O +perform O +co O +- O +occurrence O +analysis O +of O +genes O +or O +list O +derived O +from O +the O +same O +bipartite O +graph O +. O + +The O +network O +communities O +identified O +in O +each O +both O +reflect O +the O +same O +underlying O +structure O +of O +the O +bipartite O +graph O +. O + +In O +the O +case O +of O +gene O +expression O +signatures O +stored O +in O +PubLiME O +, O +clusters O +of O +genes O +correspond O +to O +clusters O +of O +publications O +, O +which O +can O +reveal O +possible O +functions O +of O +gene O +clusters O +. O + +Cluster O +correspondence O +and O +association O +studies O + +The O +co O +- O +occurrence O +analysis O +of O +the O +PubLiME O +data O +set O +published O +previously O +[ O +35 O +] O +identified O +5 O +major O +network O +communities O +of O +genes O +with O +consistent O +functional O +annotations O +that O +are O +deregulated O +in O +cancer O +related O +gene O +expression O +signatures O +. O + +This O +analysis O +was O +performed O +by O +considering O +all O +genes O +mentioned O +in O +a O +particular O +publication O +as O +a O +single O +signature O +, O +even O +though O +they O +might O +have O +been O +part O +of O +different O +tables O +and O +cluster O +analyses O +. O + +Here O +we O +present O +an O +advanced O +analysis O +of O +the O +PubLiME O +data O +set O +where O +each O +table O +and O +/ O +or O +cluster O +identified O +in O +a O +given O +publication O +is O +considered O +as O +a O +separate O +signature O +. O + +This O +brings O +the O +total O +number O +of O +signatures O +to O +be O +analyzed O +to O +1015 O +comprising O +a O +total O +of O +7358 O +differentially O +regulated O +genes O +derived O +from O +233 O +publications O +reporting O +cancer O +related O +signatures O +derived O +from O +human B +samples O +. O + +We O +use O +this O +analysis O +to O +illustrate O +three O +major O +points O +: O +First O +, O +the O +set O +of O +communities O +reported O +previously O +is O +reproduced O +by O +this O +more O +fine O +- O +grained O +analysis O +. O + +Second O +, O +the O +set O +of O +gene O +communities O +corresponds O +to O +a O +set O +of O +publication O +communities O +. O + +Third O +, O +associations O +between O +publications O +and O +gene O +communities O +can O +be O +calculated O +with O +higher O +stringency O +using O +the O +edge O +- O +swapping O +null O +- O +model O +in O +conjunction O +with O +bi O +- O +binomial O +P O +- O +values O +as O +compared O +to O +binomial O +or O +hypergeometric O +statistics O +. O + +The O +bipartite O +graph O +to O +be O +analyzed O +is O +composed O +of O +PubMedID O +_ O +listID O +- O +gene O +pairs O +( O +see O +supplementary O +material O +Table O +S1 O +) O +. O + +Co O +- O +occurrence O +analysis O +was O +carried O +out O +in O +two O +ways O +: O +First O +, O +gene O +co O +- O +occurrence O +was O +analyzed O +and O +communities O +of O +co O +- O +occurring O +genes O +were O +defined O +by O +edge O +- O +betweenness O +clustering O +as O +described O +in O +Materials O +and O +Methods O +. O + +Second O +, O +co O +- O +occurrence O +of O +PubMedID O +_ O +listIDs O +was O +analyzed O +. O + +To O +this O +end O +, O +the O +order O +of O +PubMedID O +_ O +listID O +- O +gene O +pairs O +was O +reversed O +to O +form O +GENE O +- O +PUBMEDID O +_ O +LISTID O +pairs O +. O + +Thus O +, O +the O +lists O +in O +the O +resulting O +bipartite O +graph O +are O +formed O +by O +genes O +and O +the O +entries O +are O +the O +PubMedID O +_ O +listIDs O +where O +the O +genes O +are O +reported O +as O +differentially O +regulated O +. O + +Occurrence O +probabilities O +for O +the O +reversed O +bipartite O +graph O +can O +be O +obtained O +by O +transposing O +the O +occurrence O +probability O +matrix O +of O +the O +original O +bipartite O +graph O +. O + +Since O +the O +gene O +communities O +identified O +in O +gene O +co O +- O +occurrence O +analysis O +reflect O +the O +structure O +inherent O +in O +the O +bipartite O +graph O +( O +which O +is O +not O +affected O +by O +reversing O +the O +list O +- O +entry O +order O +) O +, O +co O +- O +occurrence O +analysis O +of O +the O +reversed O +bipartite O +graph O +will O +result O +in O +PubMedID O +_ O +listID O +communities O +that O +reflect O +the O +same O +underlying O +structure O +in O +the O +bipartite O +graph O +. O + +In O +other O +words O +, O +PubMedID O +_ O +listID O +communities O +correspond O +to O +gene O +communities O +. O + +In O +less O +abstract O +terms O +, O +the O +PubMedID O +_ O +listID O +communities O +should O +correspond O +to O +sets O +of O +publications O +that O +report O +similar O +sets O +of O +genes O +as O +differentially O +regulated O +. O + +The O +identification O +of O +communities O +of O +publications O +can O +help O +the O +researcher O +to O +easily O +identify O +publications O +studying O +genes O +in O +a O +gene O +community O +that O +is O +of O +interest O +to O +the O +researcher O +. O + +The O +results O +of O +both O +types O +of O +co O +- O +occurrence O +analysis O +are O +displayed O +in O +Fig O +. O + +6 O +. O + +Fig O +. O + +6A O +shows O +the O +gene O +clusters O +identified O +. O + +The O +clusters O +are O +named O +after O +significant O +enrichments O +of O +gene O +categories O +as O +determined O +by O +functional O +category O +enrichment O +using O +DAVID O +[ O +41 O +] O +. O + +The O +P O +- O +values O +shown O +are O +Benjamini O +corrected O +for O +multiple O +testing O +as O +reported O +by O +DAVID O +. O + +The O +clusters O +are O +very O +similar O +to O +the O +clusters O +published O +previously O +[ O +35 O +] O +. O + +There O +is O +one O +new O +cluster O +that O +is O +strongly O +enriched O +for O +ribosomal O +proteins O +( O +" O +protein O +biosynthesis O +" O +cluster O +) O +, O +which O +has O +not O +reached O +significance O +in O +our O +previous O +analysis O +. O + +The O +" O +surface O +antigen O +" O +cluster O +contains O +many O +genes O +that O +had O +been O +reported O +as O +part O +of O +the O +" O +signal O +transduction O +" O +cluster O +. O + +Altogether O +, O +however O +, O +these O +results O +strongly O +support O +the O +notion O +that O +the O +gene O +clusters O +in O +the O +PubLiME O +data O +set O +can O +be O +reproduced O +by O +the O +more O +fine O +- O +grained O +analysis O +that O +considers O +sublists O +in O +each O +publication O +as O +separate O +signatures O +. O + +The O +corresponding O +clusters O +of O +PubMedID O +_ O +listIDs O +are O +shown O +in O +Fig O +. O + +6B O +. O + +There O +are O +five O +clusters O +, O +which O +have O +been O +named O +after O +their O +corresponding O +gene O +cluster O +. O + +Only O +one O +cluster O +( O +the O +" O +extracellular O +matrix O +- O +immune O +response O +cluster O +" O +) O +cannot O +be O +separated O +by O +edge O +- O +betweenness O +clustering O +at O +the O +point O +of O +maximal O +graph O +modularity O +. O + +To O +see O +that O +this O +naming O +is O +indeed O +justified O +, O +we O +needed O +to O +investigate O +how O +strongly O +a O +given O +PubMedID O +_ O +listID O +is O +associated O +with O +a O +given O +gene O +cluster O +, O +i O +. O +e O +. O +how O +significant O +is O +the O +overlap O +of O +the O +genes O +reported O +in O +a O +gene O +cluster O +and O +the O +genes O +reported O +in O +a O +PubMedID O +_ O +listID O +. O + +Binomial O +or O +hypergemetric O +statistics O +are O +generally O +used O +to O +calculate O +this O +significance O +. O + +However O +, O +the O +bipartite O +graph O +model O +in O +conjunction O +with O +the O +edge O +- O +swapping O +null O +- O +model O +offers O +a O +more O +fine O +- O +grained O +approach O +based O +on O +bi O +- O +binomial O +statistics O +. O + +The O +edge O +- O +swapping O +null O +- O +model O +determines O +occurrence O +probabilities O +in O +such O +a O +way O +that O +the O +number O +of O +genes O +in O +a O +given O +PubMedID O +_ O +listID O +is O +associated O +with O +insignificant O +P O +- O +values O +in O +the O +context O +of O +the O +complete O +bipartite O +graph O +. O + +However O +, O +when O +a O +subset O +of O +genes O +is O +analyzed O +, O +e O +. O +g O +. O +all O +the O +genes O +that O +are O +reported O +in O +a O +particular O +list O +, O +the O +P O +- O +value O +associated O +with O +the O +number O +of O +genes O +contained O +in O +this O +list O +will O +likely O +be O +highly O +significant O +according O +to O +how O +unlikely O +it O +is O +to O +obtain O +all O +the O +genes O +contained O +in O +a O +given O +list O +in O +a O +random O +draw O +from O +all O +genes O +present O +in O +the O +bipartite O +graph O +. O + +Thus O +, O +PubMedID O +_ O +listID O +association O +with O +a O +set O +of O +genes O +in O +the O +bipartite O +graph O +model O +can O +be O +calculated O +in O +the O +following O +way O +: O +The O +set O +of O +genes O +that O +is O +used O +to O +analyze O +association O +is O +used O +to O +extract O +a O +subgraph O +from O +the O +original O +bipartite O +graph O +where O +occurrence O +probabilities O +for O +each O +gene O +- O +PubMedID O +_ O +listID O +pair O +are O +identical O +to O +those O +in O +the O +original O +bipartite O +graph O +( O +i O +. O +e O +. O +they O +are O +not O +recalculated O +by O +edge O +- O +swapping O +) O +. O + +The O +vertex O +degree O +of O +the O +PubMedID O +_ O +listID O +vertices O +in O +the O +subgraph O +indicates O +the O +number O +of O +genes O +contained O +in O +each O +PubMedID O +_ O +listID O +overlapping O +with O +the O +set O +of O +genes O +used O +to O +extract O +the O +subgraph O +. O + +From O +the O +occurrence O +probabilities O +of O +the O +genes O +in O +a O +given O +PubMedID O +_ O +listID O +, O +the O +bi O +- O +binomial O +P O +- O +value O +can O +then O +be O +calculated O +for O +every O +list O +vertex O +degree O +observed O +in O +the O +subgraph O +. O + +In O +Fig O +. O + +7 O +, O +the O +significance O +of O +association O +of O +the O +PubMedID O +_ O +listIDs O +( O +see O +Fig O +. O +6B O +) O +with O +the O +cell O +cycle O +cluster O +of O +genes O +( O +Fig O +. O +6A O +) O +is O +calculated O +. O + +For O +comparison O +, O +binomial O +and O +hypergeometric O +P O +- O +values O +are O +also O +shown O +. O + +It O +can O +be O +seen O +that O +the O +bi O +- O +binomial O +P O +- O +value O +is O +larger O +than O +the O +binomial O +and O +hypergeometric O +P O +- O +values O +, O +which O +means O +that O +the O +strength O +of O +association O +is O +evaluated O +in O +a O +more O +stringent O +manner O +using O +BBD O +statistics O +( O +see O +Discussion O +for O +an O +explanation O +of O +this O +observation O +) O +. O + +The O +analysis O +of O +significant O +associations O +between O +PubMedID O +_ O +listIDs O +and O +gene O +clusters O +now O +permit O +answering O +the O +question O +whether O +there O +is O +correspondence O +between O +gene O +clusters O +and O +PubMedID O +_ O +listID O +clusters O +. O + +The O +naming O +of O +PubMedID O +_ O +listID O +clusters O +shown O +in O +Fig O +. O + +6B O +is O +based O +on O +the O +number O +of O +PubMedID O +_ O +listID O +that O +are O +significantly O +associated O +with O +gene O +clusters O +shown O +in O +Fig O +. O + +6A O +. O + +First O +, O +for O +each O +gene O +cluster O +, O +all O +the O +PubMedID O +_ O +listIDs O +that O +are O +associated O +with O +that O +cluster O +with O +more O +than O +95 O +% O +confidence O +( O +i O +. O +e O +. O +cumulative O +bi O +- O +binomial O +P O +- O +values O +> O += O +0 O +. O +95 O +) O +were O +identified O +. O + +Second O +, O +the O +number O +of O +significant O +PubMedID O +_ O +listIDs O +in O +each O +PubMedID O +_ O +listID O +cluster O +was O +counted O +for O +every O +gene O +cluster O +. O + +The O +significance O +of O +this O +number O +was O +then O +calculated O +using O +binomial O +statistics O +. O + +The O +results O +of O +this O +analysis O +are O +shown O +in O +Table O +1 O +. O + +Negative O +decadic O +logarithms O +of O +the O +binomial O +P O +- O +value O +are O +displayed O +. O + +It O +is O +apparent O +that O +each O +PubMedID O +_ O +listID O +cluster O +is O +strongly O +associated O +with O +at O +least O +one O +gene O +cluster O +, O +except O +for O +the O +" O +extracellular O +matrix O +- O +immune O +response O +" O +cluster O +, O +which O +is O +associated O +with O +two O +gene O +clusters O +. O + +The O +strength O +of O +these O +associations O +suggests O +that O +the O +PubMedID O +_ O +listID O +clusters O +are O +indeed O +corresponding O +to O +the O +gene O +clusters O +and O +that O +both O +the O +gene O +and O +the O +PubMedID O +_ O +listID O +clusters O +reflect O +the O +structure O +of O +the O +bipartite O +graph O +representing O +the O +PubLiME O +data O +set O +. O + +Details O +about O +all O +the O +lists O +analyzed O +are O +attached O +as O +supplementary O +material O +Table O +S2 O +. O + +Looking O +at O +these O +lists O +, O +some O +general O +conclusions O +about O +the O +gene O +clusters O +can O +be O +drawn O +. O + +Cell O +cycle O +cluster O +genes O +have O +been O +found O +deregulated O +in O +a O +wide O +variety O +of O +tumor O +types O +such O +as O +colon O +cancer O +, O +breast O +cancer O +, O +in O +biliary O +tract O +cancer O +, O +pancreatic O +cancer O +, O +gastric O +cancer O +, O +prostate O +cancer O +, O +T O +- O +cell O +leukemia O +, O +glioma O +, O +acute O +lymphoblastic O +and O +myeloblastic O +leukemias O +, O +soft O +tissue O +sarcoma O +, O +neuroblastoma O +, O +as O +well O +as O +in O +a O +number O +of O +cellular O +model O +systems O +in O +response O +to O +different O +stimuli O +. O + +Thus O +, O +the O +cell O +cycle O +cluster O +seems O +to O +consist O +of O +genes O +with O +a O +general O +role O +in O +oncogenesis O +. O + +The O +surface O +antigen O +cluster O +instead O +seems O +to O +be O +derived O +preferentially O +from O +studies O +on O +leukemia O +. O + +The O +interferon O +cluster O +genes O +are O +found O +deregulated O +in O +virus O +induced O +pathologies O +such O +as O +papilloma O +virus O +induced O +cervical O +cancer O +, O +and O +viral O +hepatitis O +. O + +Immune O +response O +cluster O +genes O +were O +reported O +as O +differentially O +regulated O +in O +inflammatory O +conditions O +such O +as O +ulcerative O +colitis O +, O +Crohn O +' O +s O +disease O +, O +and O +Helicobacter B +pylori I +infections O +. O + +Genes O +of O +the O +extracellular O +matrix O +cluster O +seem O +to O +be O +associated O +with O +cancer O +progression O +studies O +and O +metastatic O +potential O +. O + +For O +the O +protein O +biosynthesis O +cluster O +, O +there O +are O +15 O +signatures O +that O +are O +significantly O +enriched O +for O +those O +genes O +. O + +The O +cancers O +studied O +comprise O +medulloblastoma O +, O +glioblastoma O +, O +pancreatic O +cancer O +, O +soft O +tissue O +sarcoma O +, O +lung O +carcinoma O +, O +breast O +carcinoma O +, O +prostate O +carcinoma O +, O +multiple O +myeloma O +, O +and O +lymphocytic O +leukemia O +. O + +The O +genes O +are O +also O +found O +deregulated O +in O +response O +to O +DNA O +damage O +. O + +Although O +the O +number O +of O +signatures O +is O +limited O +, O +the O +variation O +in O +conditions O +where O +the O +genes O +are O +deregulated O +is O +compatible O +with O +the O +hypothesis O +that O +protein O +biosynthesis O +genes O +, O +as O +cell O +cycle O +genes O +, O +are O +deregulated O +in O +many O +cancer O +types O +, O +which O +might O +reflect O +the O +general O +property O +of O +cancer O +cells O +to O +divide O +and O +grow O +in O +an O +uncontrolled O +fashion O +. O + +Discussion O + +Here O +we O +have O +investigated O +basic O +aspects O +of O +co O +- O +occurrence O +analysis O +and O +present O +a O +software O +tool O +, O +NetCutter O +, O +which O +can O +be O +used O +to O +identify O +and O +analyze O +generic O +co O +- O +occurrence O +networks O +. O + +In O +NetCutter O +, O +a O +co O +- O +occurrence O +data O +set O +is O +represented O +as O +a O +bipartite O +graph O +with O +one O +part O +representing O +lists O +and O +the O +other O +part O +list O +entries O +whose O +co O +- O +occurrence O +patterns O +are O +studied O +. O + +The O +bipartite O +graph O +representation O +of O +co O +- O +occurrence O +data O +sets O +allows O +the O +efficacy O +of O +different O +null O +- O +models O +to O +be O +tested O +systematically O +. O + +We O +have O +shown O +that O +an O +edge O +- O +swapping O +procedure O +used O +to O +randomize O +the O +bipartite O +graph O +generates O +a O +null O +- O +model O +that O +allows O +co O +- O +occurrence O +analysis O +with O +the O +highest O +stringency O +. O + +The O +other O +null O +- O +models O +tested O +here O +tend O +to O +underestimate O +occurrence O +probabilities O +of O +entries O +per O +list O +for O +lists O +and O +genes O +with O +high O +vertex O +degrees O +, O +i O +. O +e O +. O +for O +lists O +and O +genes O +where O +most O +co O +- O +occurrences O +are O +observed O +. O + +As O +a O +result O +, O +co O +- O +occurrences O +are O +judged O +more O +significant O +than O +they O +really O +are O +. O + +Co O +- O +occurrence O +data O +sets O +with O +exactly O +equal O +lists O +lengths O +are O +likely O +to O +be O +the O +exception O +from O +the O +rule O +. O + +It O +can O +be O +assumed O +that O +some O +list O +- O +length O +- O +heterogeneity O +will O +be O +present O +in O +most O +circumstances O +. O + +An O +important O +consequence O +of O +list O +- O +length O +- O +heterogeneity O +regards O +the O +co O +- O +occurrence O +probability O +distribution O +used O +to O +evaluate O +the O +significance O +of O +the O +observed O +number O +of O +co O +- O +occurrences O +. O + +Co O +- O +occurrence O +analysis O +in O +the O +presence O +of O +list O +- O +length O +- O +heterogeneity O +is O +best O +performed O +using O +the O +Poisson O +- O +binomial O +distribution O +( O +a O +binomial O +distribution O +with O +trial O +specific O +probabilities O +) O +. O + +However O +, O +calculating O +Poisson O +- O +binomial O +P O +- O +values O +for O +large O +numbers O +of O +lists O +is O +difficult O +using O +existing O +procedures O +[ O +36 O +] O +. O + +We O +have O +presented O +an O +approximation O +to O +the O +Poisson O +- O +binomial O +distribution O +, O +called O +bi O +- O +binomial O +distribution O +, O +which O +is O +based O +on O +replacing O +the O +set O +of O +Poisson O +trials O +by O +two O +sets O +of O +Bernoulli O +trials O +. O + +The O +resulting O +distribution O +reproduces O +the O +Poisson O +- O +binomial O +distribution O +nearly O +exactly O +and O +its O +P O +- O +values O +can O +be O +calculated O +with O +ease O +even O +for O +thousands O +of O +lists O +( O +see O +also O +supplementary O +material O +Simulation O +S1 O +for O +details O +on O +the O +precision O +of O +BBD O +) O +. O + +Importantly O +, O +BBD O +provides O +a O +novel O +measure O +of O +association O +, O +which O +is O +shown O +to O +be O +superior O +to O +existing O +measures O +such O +as O +the O +Jaccard O +coefficient O +and O +the O +uncertainty O +coefficient O +, O +whose O +values O +cannot O +be O +interpreted O +properly O +in O +the O +absence O +of O +knowledge O +about O +the O +occurrence O +probabilities O +of O +co O +- O +occurring O +entities O +. O + +It O +is O +worth O +noting O +that O +Poisson O +- O +binomial O +Z O +- O +scores O +are O +distinguished O +from O +Gaussian O +Z O +- O +scores O +by O +the O +fact O +that O +they O +do O +not O +correspond O +to O +the O +same O +P O +- O +value O +for O +different O +PBDs O +, O +BBDs O +, O +and O +even O +BDs O +. O + +This O +is O +because O +the O +Z O +- O +score O +is O +an O +explicit O +part O +of O +the O +function O +defining O +the O +normal O +probability O +density O +while O +it O +is O +not O +part O +of O +the O +definitions O +of O +BD O +, O +PBD O +, O +and O +BBD O +densities O +. O + +As O +a O +consequence O +, O +the O +simple O +Poisson O +- O +binomial O +Z O +- O +score O +based O +approach O +to O +evaluating O +significance O +of O +co O +- O +occurrence O +must O +be O +complemented O +with O +the O +BBD O +to O +approximate O +Poisson O +- O +binomial O +P O +- O +values O +in O +order O +to O +enable O +multiple O +testing O +corrections O +and O +to O +allow O +calculation O +of O +confidence O +levels O +in O +association O +studies O +precisely O +. O + +However O +, O +NetCutter O +is O +equipped O +with O +a O +bipartite O +graph O +randomization O +tool O +that O +permits O +measuring O +the O +number O +of O +false O +positives O +due O +to O +multiple O +testing O +directly O +by O +comparing O +the O +number O +of O +significant O +co O +- O +occurrence O +modules O +in O +the O +real O +bipartite O +graph O +to O +the O +corresponding O +number O +in O +a O +randomized O +version O +thereof O +. O + +Randomization O +is O +performed O +by O +edge O +- O +swapping O +in O +order O +to O +preserve O +vertex O +degrees O +. O + +The O +resulting O +signal O +- O +to O +- O +noise O +ratios O +that O +are O +plotted O +for O +each O +Z O +- O +score O +/ O +P O +- O +value O +cutoff O +provide O +a O +highly O +reliable O +and O +visually O +intuitive O +defense O +mechanism O +against O +false O +positives O +( O +see O +also O +supplementary O +material O +Simulation O +S1 O +) O +. O + +In O +the O +vast O +majority O +of O +co O +- O +occurrence O +studies O +, O +pair O +- O +wise O +co O +- O +occurrences O +have O +been O +analyzed O +using O +different O +statistical O +models O +. O + +We O +have O +observed O +that O +the O +stringency O +of O +pair O +- O +wise O +co O +- O +occurrence O +analysis O +is O +far O +below O +the O +stringency O +of O +co O +- O +occurrence O +analysis O +using O +higher O +order O +combinations O +of O +co O +- O +occurring O +entities O +[ O +35 O +] O +. O + +In O +NetCutter O +, O +co O +- O +occurrence O +analysis O +is O +preceded O +by O +occurrence O +analysis O +, O +i O +. O +e O +. O +the O +occurrence O +probability O +of O +each O +entry O +in O +each O +list O +is O +determined O +. O + +Starting O +from O +occurrence O +probabilities O +, O +co O +- O +occurrence O +probabilities O +for O +any O +size O +of O +co O +- O +occurrence O +modules O +under O +study O +can O +be O +obtained O +by O +multiplying O +the O +respective O +list O +- O +specific O +occurrence O +probabilities O +. O + +Given O +the O +list O +- O +specific O +co O +- O +occurrence O +probabilities O +, O +bi O +- O +binomial O +P O +- O +values O +are O +then O +calculated O +in O +exactly O +the O +same O +way O +for O +any O +module O +size O +. O + +As O +a O +consequence O +, O +NetCutter O +can O +perform O +co O +- O +occurrence O +analysis O +for O +higher O +order O +combinations O +of O +co O +- O +occurring O +entries O +( O +i O +. O +e O +. O +larger O +module O +sizes O +) O +using O +the O +same O +statistical O +model O +. O + +One O +of O +the O +benefits O +of O +using O +higher O +module O +sizes O +is O +robustness O +of O +the O +analyses O +in O +the O +presence O +of O +noise O +. O + +This O +is O +because O +each O +edge O +in O +the O +resulting O +co O +- O +occurrence O +network O +is O +evaluated O +many O +times O +since O +every O +pair O +of O +co O +- O +occurring O +entries O +can O +be O +part O +of O +many O +higher O +order O +co O +- O +occurrence O +modules O +[ O +35 O +] O +. O + +Another O +advantage O +is O +that O +implicit O +relationships O +between O +entries O +, O +which O +have O +never O +occurred O +together O +[ O +18 O +] O +, O +can O +be O +derived O +as O +a O +natural O +by O +- O +product O +of O +using O +module O +sizes O +larger O +than O +2 O +. O + +As O +shown O +in O +a O +simulation O +study O +( O +supplementary O +material O +Simulation O +S1 O +) O +, O +the O +result O +is O +a O +dramatic O +reduction O +of O +misclassifications O +at O +higher O +module O +sizes O +. O + +NetCutter O +can O +be O +used O +to O +calculate O +the O +strength O +of O +association O +between O +a O +subset O +of O +entries O +and O +lists O +reporting O +those O +entries O +. O + +In O +this O +case O +, O +the O +analysis O +is O +performed O +on O +a O +subgraph O +of O +the O +original O +bipartite O +graph O +. O + +The O +subgraph O +can O +correspond O +to O +communities O +of O +entries O +in O +the O +co O +- O +occurrence O +network O +, O +or O +any O +set O +of O +entries O +of O +interest O +. O + +NetCutter O +will O +then O +calculate O +the O +significance O +of O +observing O +a O +given O +number O +of O +occurrences O +of O +an O +entry O +in O +the O +user O +defined O +subset O +of O +lists O +using O +bi O +- O +binomal O +statistics O +. O + +This O +analysis O +mode O +corresponds O +to O +association O +studies O +with O +the O +advantage O +that O +the O +structure O +of O +the O +underlying O +bipartite O +graph O +( O +i O +. O +e O +. O +list O +length O +heterogeneity O +) O +is O +considered O +and O +handled O +appropriately O +using O +the O +bi O +- O +binomial O +distribution O +. O + +As O +a O +consequence O +, O +association O +studies O +can O +be O +performed O +with O +higher O +stringency O +. O + +This O +result O +can O +be O +understood O +by O +examining O +the O +occurrence O +probability O +matrix O +that O +is O +implicitly O +assumed O +in O +performing O +binomial O +or O +hypergeometric O +tests O +for O +the O +significance O +of O +overlaps O +. O + +In O +both O +tests O +, O +a O +gene O +is O +assumed O +to O +have O +an O +equal O +opportunity O +to O +be O +present O +in O +a O +list O +. O + +Therefore O +, O +the O +probability O +of O +success O +for O +a O +gene O +to O +be O +part O +of O +a O +list O +is O +given O +by O +the O +list O +vertex O +degree O +divided O +by O +the O +total O +number O +of O +genes O +. O + +In O +other O +words O +, O +both O +tests O +are O +implicitly O +based O +on O +the O +list O +vertex O +degree O +model O +, O +which O +has O +been O +shown O +previously O +to O +underestimate O +the O +occurrence O +probability O +and O +the O +expected O +number O +of O +co O +- O +occurrences O +for O +genes O +with O +high O +vertex O +degree O +( O +see O +Fig O +. O +2A O +) O +. O + +Since O +the O +BBD O +P O +- O +values O +are O +calculated O +from O +the O +ES O +- O +model O +, O +which O +assigns O +higher O +occurrence O +probabilities O +to O +genes O +with O +higher O +vertex O +degree O +and O +more O +expected O +co O +- O +occurrences O +, O +the O +observed O +number O +of O +overlaps O +between O +a O +set O +of O +genes O +of O +interest O +and O +the O +content O +of O +a O +given O +list O +( O +which O +can O +be O +viewed O +as O +co O +- O +occurrence O +of O +the O +overlapping O +genes O +in O +that O +list O +) O +will O +be O +judged O +less O +significant O +when O +the O +overlapping O +genes O +are O +of O +high O +vertex O +degree O +( O +and O +vice O +versa O +when O +the O +overlapping O +genes O +are O +of O +low O +vertex O +degree O +) O +as O +compared O +to O +binomial O +or O +hypergeometric O +tests O +. O + +Since O +the O +BBD O +P O +- O +values O +are O +derived O +from O +the O +most O +stringent O +ES O +null O +- O +model O +, O +BBD O +P O +- O +values O +provide O +a O +more O +reliable O +estimate O +for O +the O +significance O +of O +overlap O +. O + +Co O +- O +occurrence O +analysis O +of O +data O +represented O +as O +bipartite O +graphs O +permits O +visualizing O +the O +structure O +of O +the O +bipartite O +graph O +either O +as O +communities O +of O +list O +entries O +( O +genes O +) O +or O +as O +communities O +of O +lists O +( O +PubMedID O +_ O +ListID O +) O +in O +co O +- O +occurrence O +networks O +. O + +We O +have O +analyzed O +the O +PubLiME O +data O +set O +for O +the O +presence O +of O +corresponding O +gene O +and O +list O +clusters O +. O + +In O +addition O +to O +previously O +published O +clusters O +of O +genes O +, O +we O +describe O +a O +novel O +gene O +cluster O +that O +is O +composed O +of O +protein O +biosynthesis O +associated O +genes O +[ O +35 O +] O +. O + +We O +found O +that O +the O +corresponding O +clusters O +of O +PubMedID O +_ O +ListID O +( O +gene O +expression O +signatures O +) O +are O +in O +general O +strongly O +enriched O +for O +genes O +reported O +in O +the O +corresponding O +gene O +cluster O +and O +that O +interrogation O +of O +corresponding O +clusters O +can O +be O +used O +to O +deduct O +hypotheses O +about O +the O +putative O +function O +of O +gene O +clusters O +. O + +In O +addition O +to O +co O +- O +occurrence O +analysis O +, O +NetCutter O +offers O +a O +number O +of O +tools O +for O +the O +analysis O +of O +co O +- O +occurrence O +networks O +, O +or O +any O +undirected O +graph O +. O + +In O +particular O +, O +community O +identification O +is O +supported O +by O +four O +different O +community O +identification O +algorithms O +. O + +NetCutter O +also O +offers O +a O +range O +of O +convenience O +functions O +that O +are O +of O +help O +in O +network O +analysis O +. O + +Worthy O +of O +mentioning O +are O +the O +random O +graph O +generators O +that O +can O +provide O +control O +graphs O +for O +topological O +studies O +. O + +The O +complete O +set O +of O +options O +is O +described O +in O +the O +software O +documentation O +. O + +In O +summary O +, O +we O +present O +a O +general O +framework O +for O +co O +- O +occurrence O +analysis O +with O +many O +potential O +applications O +. O + +We O +illustrate O +a O +number O +of O +advantages O +of O +using O +the O +bipartite O +graph O +representation O +of O +data O +and O +the O +associated O +statistics O +. O + +In O +particular O +, O +the O +identification O +of O +corresponding O +clusters O +permits O +the O +identification O +of O +functional O +subunits O +such O +as O +gene O +clusters O +on O +the O +one O +hand O +, O +and O +the O +generation O +of O +hypotheses O +about O +the O +function O +of O +those O +units O +by O +analyzing O +the O +corresponding O +list O +clusters O +on O +the O +other O +hand O +. O + +Future O +developments O +will O +be O +directed O +towards O +the O +analysis O +of O +data O +sets O +that O +are O +considerably O +larger O +than O +the O +data O +sets O +analyzed O +so O +far O +. O + +For O +example O +, O +co O +- O +occurrence O +analysis O +might O +be O +of O +interest O +for O +the O +analysis O +of O +single O +nucleotide O +polymorphism O +( O +SNP O +) O +data O +sets O +and O +association O +studies O +of O +genome O +variability O +with O +disease O +. O + +Each O +patient B +is O +characterized O +by O +a O +specific O +range O +of O +SNPs O +. O + +Co O +- O +occurrence O +patterns O +of O +patients B +according O +to O +their O +SNPs O +could O +be O +compared O +to O +clinical O +parameters O +with O +the O +aim O +of O +identifying O +genomic O +regions O +associated O +with O +disease O +. O + +The O +increased O +stringency O +of O +association O +studies O +offered O +by O +NetCutter O +may O +be O +of O +use O +in O +the O +analysis O +of O +polygenic O +diseases O +where O +conventional O +methods O +fail O +. O + +For O +being O +useful O +in O +this O +setting O +, O +NetCutter O +must O +be O +capable O +of O +analyzing O +bipartite O +graphs O +with O +millions O +instead O +of O +thousands O +of O +vertices O +. O + +Materials O +and O +Methods O + +Implementation O +of O +NetCutter O + +NetCutter O +is O +written O +in O +Java O +using O +NetBeans6 O +software O +( O +http O +: O +/ O +/ O +www O +. O +netbeans O +. O +info O +/ O +) O +and O +tested O +on O +the O +Java O +Runtime O +environment O +1 O +. O +6 O +. O +0 O +. O +0 O +. O +on O +a O +Windows O +XP O +Professional O +computer O +. O + +The O +Java O +Runtime O +environment O +, O +which O +can O +be O +downloaded O +from O +http O +: O +/ O +/ O +java O +. O +sun O +. O +com O +/ O +, O +must O +be O +installed O +on O +a O +computer O +that O +is O +intended O +to O +run O +NetCutter O +. O + +NetCutter O +is O +provided O +as O +a O +single O +jar O +file O +and O +should O +run O +by O +double O +clicking O +the O +jar O +file O +, O +provided O +that O +the O +Java O +runtime O +environment O +is O +properly O +installed O +. O + +NetCutter O +makes O +use O +of O +the O +following O +software O +packages O +and O +classes O +: O +JUNG O +version O +1 O +. O +3 O +( O +http O +: O +/ O +/ O +jung O +. O +sourceforge O +. O +net O +/ O +download O +. O +html O +) O +, O +Apache O +Jakarta O +Commons O +Collections O +3 O +. O +1 O +( O +http O +: O +/ O +/ O +jakarta O +. O +apache O +. O +org O +/ O +commons O +/ O +collections O +/ O +) O +, O +Cern O +Colt O +Scientific O +Library O +1 O +. O +2 O +. O +0 O +( O +http O +: O +/ O +/ O +dsd O +. O +lbl O +. O +gov O +/ O +hoschek O +/ O +colt O +/ O +) O +, O +Xerces O +( O +http O +: O +/ O +/ O +xerces O +. O +apache O +. O +org O +/ O +xerces2 O +- O +j O +/ O +index O +. O +html O +) O +, O +Jama O +( O +http O +: O +/ O +/ O +math O +. O +nist O +. O +gov O +/ O +javanumerics O +/ O +jama O +/ O +) O +, O +Netlib O +Java O +LAPACK O +( O +http O +: O +/ O +/ O +www O +. O +netlib O +. O +org O +/ O +lapack O +/ O +) O +, O +JFreeChart O +( O +http O +: O +/ O +/ O +www O +. O +jfree O +. O +org O +/ O +jfreechart O +/ O +) O +, O +partition O +. O +java O +( O +http O +: O +/ O +/ O +astro O +. O +u O +- O +strasbg O +. O +fr O +/ O +fmurtagh O +/ O +mda O +- O +sw O +/ O +java O +/ O +partition O +. O +java O +) O +. O + +Bi O +- O +binomial O +approximation O +of O +Poisson O +- O +binomial O +distribution O + +The O +Poisson O +- O +binomial O +distribution O +( O +binomial O +distribution O +with O +trial O +specific O +probabilities O +) O +has O +recently O +been O +proposed O +as O +a O +statistic O +that O +properly O +handles O +largely O +differing O +sizes O +of O +gene O +expression O +signatures O +in O +meta O +- O +analysis O +of O +gene O +expression O +data O +[ O +35 O +] O +. O + +Z O +- O +scores O +have O +been O +used O +to O +estimate O +the O +significance O +of O +co O +- O +occurrence O +because O +P O +- O +value O +calculation O +is O +cumbersome O +and O +error O +prone O +. O + +Two O +methods O +reported O +by O +[ O +36 O +] O +suffer O +from O +numerical O +overflow O +/ O +underflow O +problems O +when O +large O +numbers O +of O +Poisson O +trials O +with O +probabilities O +deviating O +significantly O +from O +0 O +. O +5 O +are O +being O +analyzed O +. O + +Therefore O +, O +we O +propose O +a O +fast O +approximation O +of O +P O +- O +values O +based O +on O +a O +bi O +- O +binomial O +distribution O +. O + +The O +bi O +- O +binomial O +distribution O +is O +a O +special O +case O +of O +the O +Poisson O +- O +binomial O +distribution O +where O +the O +probability O +of O +success O +can O +assume O +only O +two O +values O +. O + +In O +order O +to O +achieve O +a O +good O +approximation O +of O +the O +underlying O +Poisson O +- O +binomial O +distribution O +, O +the O +values O +of O +these O +two O +probabilities O +and O +the O +number O +of O +trials O +where O +they O +are O +assumed O +must O +be O +determined O +carefully O +. O + +As O +is O +shown O +in O +the O +following O +, O +the O +values O +of O +the O +two O +trial O +probabilities O +and O +their O +number O +of O +occurrences O +follow O +from O +the O +formula O +used O +to O +calculate O +the O +variance O +of O +the O +Poisson O +- O +binomial O +distribution O +and O +from O +the O +formula O +yielding O +the O +population O +variance O +of O +trial O +probabilities O +of O +the O +Poisson O +- O +binomial O +distribution O +to O +be O +approximated O +. O + +The O +mean O +mu O +and O +the O +variance O +sigma O +2 O +of O +the O +Poisson O +- O +binomial O +distribution O +are O +given O +by O +equation O +( O +1 O +) O +and O +( O +2 O +) O +, O +respectively O +. O +( O +1 O +) O +( O +2 O +) O +pi O +is O +the O +trial O +- O +specific O +probability O +of O +success O +and O +N O +is O +the O +total O +number O +of O +trials O +. O + +For O +the O +sake O +of O +completeness O +, O +a O +formal O +proof O +of O +equation O +( O +1 O +) O +is O +reported O +as O +supplementary O +material O +Proof O +S1 O +and O +the O +proof O +of O +equation O +( O +2 O +) O +can O +be O +obtained O +in O +an O +analogous O +fashion O +. O + +The O +population O +variance O +S2 O +of O +trial O +probabilities O +pi O +is O +given O +by O +equation O +( O +3 O +) O +. O +( O +3 O +) O + +Rearranging O +equation O +( O +3 O +) O +considering O +( O +1 O +) O +and O +( O +2 O +) O +leads O +to O +( O +4 O +) O +and O +( O +5 O +) O +, O +where O +pa O +denotes O +the O +average O +trial O +probability O +of O +success O +and O +qa O +its O +complement O +. O +( O +4 O +) O +( O +5 O +) O +Now O +let O +' O +s O +define O +two O +trial O +probabilities O +p1 O +and O +p2 O +, O +which O +are O +used O +N1 O +and O +N2 O +times O +during O +the O +Poisson O +trials O +, O +respectively O +. O + +Thus O +, O +N1 O +and O +N2 O +add O +up O +to O +N O +. O +( O +6 O +) O + +Considering O +( O +1 O +) O +, O +the O +average O +trial O +probability O +pa O +can O +then O +be O +obtained O +from O +( O +7 O +) O +. O +( O +7 O +) O + +Using O +( O +7 O +) O +, O +p1 O +can O +thus O +be O +calculated O +as O +( O +8 O +) O +. O +( O +8 O +) O + +Similarly O +, O +considering O +( O +2 O +) O +, O +the O +variance O +sigma O +2 O +is O +given O +by O +( O +9 O +) O +. O +( O +9 O +) O + +Substituting O +p1 O +in O +( O +9 O +) O +using O +( O +8 O +) O +followed O +by O +substituting O +sigma O +2 O +in O +( O +5 O +) O +by O +( O +9 O +) O +leads O +to O +a O +quadratic O +equation O +for O +p2 O +as O +a O +function O +of O +pa O +, O +N O +, O +and O +S2 O +, O +as O +shown O +in O +equation O +( O +10 O +) O +. O +( O +10 O +) O + +The O +solution O +to O +( O +10 O +) O +is O +given O +by O +( O +11 O +) O +. O +( O +11 O +) O + +Setting O +p2 O +to O +( O +12 O +) O +p1 O +can O +be O +obtained O +from O +( O +8 O +) O +and O +shown O +to O +be O +given O +by O +formula O +( O +13 O +) O +: O +( O +13 O +) O +Choosing O +p2 O +as O +( O +12a O +) O +leads O +to O +p1 O +( O +13a O +) O + +Comparing O +( O +13a O +) O +to O +( O +12 O +) O +and O +( O +12a O +) O +to O +( O +13 O +) O +, O +it O +can O +be O +seen O +that O +the O +formulae O +are O +identical O +except O +for O +the O +fact O +that O +N1 O +and O +N2 O +are O +reversed O +. O + +Since O +the O +assignment O +of O +which O +set O +of O +trials O +is O +called O +N1 O +and O +which O +set O +of O +trials O +is O +called O +N2 O +is O +completely O +arbitrary O +, O +we O +can O +limit O +the O +remaining O +analysis O +on O +( O +12 O +) O +and O +( O +13 O +) O +without O +loss O +of O +generality O +. O + +Note O +that O +( O +12 O +) O +and O +( O +13 O +) O +do O +not O +guarantee O +that O +p1 O +and O +p2 O +are O +always O +confined O +between O +0 O +and O +1 O +for O +any O +combination O +of O +N1 O +and O +N2 O +. O + +While O +probabilities O +smaller O +than O +0 O +or O +bigger O +than O +1 O +would O +still O +result O +in O +a O +distribution O +with O +the O +same O +overall O +variance O +as O +the O +original O +distribution O +, O +P O +- O +value O +calculation O +will O +be O +imprecise O +because O +the O +tails O +of O +the O +distribution O +will O +deviate O +significantly O +from O +the O +original O +distribution O +. O + +Thus O +, O +we O +need O +to O +define O +the O +values O +N1 O +and O +N2 O +in O +such O +a O +way O +that O +p2 O +< O += O +1 O +and O +p1 O +> O += O +0 O +. O + +This O +can O +be O +achieved O +by O +evaluating O +( O +12 O +) O +and O +( O +13 O +) O +. O + +Evaluating O +( O +12 O +) O +for O +the O +condition O +that O +p2 O +< O += O +1 O +, O +solving O +the O +resulting O +inequality O +for O +N2 O +, O +and O +considering O +( O +5 O +) O +, O +which O +relates O +S2 O +and O +sigma O +2 O +, O +we O +obtain O +( O +14 O +) O +. O +( O +14 O +) O + +Similarly O +, O +evaluating O +( O +13 O +) O +for O +the O +condition O +p1 O +> O += O +0 O +, O +solving O +the O +resulting O +inequality O +for O +N2 O +, O +considering O +( O +5 O +) O +, O +which O +relates O +S2 O +and O +sigma O +2 O +, O +and O +defining O +mu O +f O +the O +expected O +number O +of O +failures O +as O +N O +* O +( O +1 O +- O +pa O +) O +( O +15 O +) O +, O +( O +15 O +) O +we O +obtain O +( O +16 O +) O +( O +16 O +) O + +The O +meaning O +of O +these O +boundaries O +is O +best O +illustrated O +by O +considering O +a O +Poisson O +- O +binomial O +distribution O +whose O +variance O +is O +0 O +, O +i O +. O +e O +. O +that O +assumes O +1 O +at O +X O += O +mu O +and O +0 O +otherwise O +. O + +In O +this O +case O +( O +14 O +) O +requires O +N2 O +< O += O +mu O +while O +( O +16 O +) O +requires O +N2 O +> O += O +mu O +. O + +These O +conditions O +can O +only O +be O +fulfilled O +contemporaneously O +when O +N2 O +is O +set O +to O +mu O +. O + +Intuitively O +, O +this O +means O +that O +there O +are O +mu O +trials O +with O +probability O +of O +success O +1 O +and O +N O +- O +mu O +trials O +with O +probability O +of O +0 O +, O +resulting O +in O +a O +Poisson O +- O +binomial O +distribution O +with O +variance O +sigma O +2 O += O +0 O +and O +mean O +mu O +. O + +When O +sigma O +2 O +is O +larger O +than O +0 O +, O +the O +choice O +of O +N1 O +and O +N2 O +is O +more O +flexible O +. O + +However O +, O +since O +the O +choice O +of O +N2 O += O +mu O +is O +valid O +for O +all O +possible O +values O +of O +sigma O +2 O +, O +this O +is O +how O +NetCutter O +determines O +N1 O +and O +N2 O +. O + +When O +mu O +is O +not O +an O +integer O +, O +N2 O +is O +set O +to O +the O +integer O +closest O +to O +mu O +. O + +Having O +determined O +p2 O +( O +12 O +) O +and O +p1 O +( O +13 O +) O +as O +well O +a O +N1 O +and O +N2 O +( O +14 O +, O +16 O +, O +6 O +) O +, O +we O +can O +now O +calculate O +the O +bi O +- O +binomial O +approximation O +of O +the O +Poisson O +- O +binomial O +distribution O +in O +a O +fashion O +that O +is O +very O +similar O +to O +calculate O +the O +binomial O +P O +- O +value O +. O + +With O +q1 O += O +1 O +- O +p1 O +and O +q2 O += O +1 O +- O +p2 O +we O +obtain O +: O +( O +17 O +) O + +The O +summation O +is O +necessary O +because O +i O +successes O +can O +be O +obtained O +from O +any O +combination O +of O +j O +p1 O +and O +i O +- O +j O +p2 O +trials O +, O +where O +j O +can O +assume O +any O +value O +from O +0 O +to O +i O +. O + +Calculating O +Jaccard O +and O +uncertainty O +coefficients O + +For O +the O +purpose O +of O +comparing O +the O +efficacy O +of O +the O +bi O +- O +binomial O +distribution O +as O +a O +significance O +measure O +of O +co O +- O +occurrence O +, O +Jaccard O +and O +uncertainty O +coefficients O +( O +which O +are O +also O +called O +measures O +of O +association O +) O +were O +calculated O +using O +the O +formulae O +: O + +The O +Jaccard O +coefficient O +J O +is O +calculated O +as O +the O +number O +of O +times O +A O +and O +B O +occur O +together O +divided O +by O +the O +number O +of O +times O +A O +occurs O +without O +B O +plus O +the O +number O +of O +times O +B O +occurs O +without O +A O +plus O +the O +number O +of O +times O +A O +and O +B O +occur O +together O +[ O +42 O +] O +. O + +The O +uncertainty O +coefficient O +[ O +42 O +] O +is O +calculated O +as O +: O +H O +is O +the O +entropy O +associated O +with O +A O +, O +B O +, O +and O +AB O +. O + +For O +A O +, O +the O +entropy O +is O +calculated O +from O +the O +probabilities O +of O +A O +occurring O +in O +n1 O +out O +of O +N O +lists O +( O +n1 O +/ O +N O +) O +and O +A O +not O +occurring O +in O +n2 O +out O +of O +N O +lists O +( O +n2 O +/ O +N O +) O +. O + +Analogous O +calculations O +lead O +to O +the O +entropy O +associated O +with O +B O +. O + +For O +H O +( O +A O +, O +B O +) O +, O +the O +probabilities O +of O +A O +occurring O +without O +B O +, O +B O +occurring O +without O +A O +, O +A O +and O +B O +occurring O +together O +, O +and O +neither O +A O +nor O +B O +occurring O +in O +the O +lists O +are O +used O +. O + +Co O +- O +occurrence O +analysis O +of O +the O +PubLiME O +data O +set O + +The O +bipartite O +graph O +to O +be O +analyzed O +is O +composed O +of O +27619 O +PubMedID O +_ O +listID O +- O +gene O +pairs O +( O +see O +supplementary O +material O +Table O +S1 O +) O +. O + +Edge O +- O +swapping O +( O +1000 O +simulations O +, O +see O +above O +) O +was O +used O +to O +determine O +occurrence O +probabilities O +and O +gene O +co O +- O +occurrence O +was O +analyzed O +using O +module O +size O +3 O +( O +co O +- O +occurrence O +of O +three O +genes O +) O +, O +bi O +- O +binomial O +Z O +- O +score O +cutoff O +6 O +, O +bi O +- O +binomial O +P O +- O +value O +cutoff O +1 O +. O +0E O +- O +5 O +, O +and O +support O +5 O +. O + +Supplementary O +material O +Simulation O +S1 O +provides O +details O +on O +why O +module O +size O +3 O +is O +chosen O +. O + +The O +support O +parameter O +ensures O +that O +each O +3 O +- O +gene O +co O +- O +occurrence O +module O +is O +present O +in O +at O +least O +5 O +signatures O +. O + +We O +identified O +1654 O +significant O +modules O +in O +the O +test O +data O +compared O +to O +5 O +modules O +in O +a O +randomized O +bipartite O +graph O +, O +corresponding O +to O +a O +signal O +- O +to O +- O +noise O +ratio O +of O +331 O +. O + +The O +co O +- O +occurrence O +network O +was O +generated O +from O +the O +significant O +co O +- O +occurrence O +modules O +by O +drawing O +an O +edge O +between O +each O +pair O +wise O +combination O +of O +genes O +that O +are O +part O +of O +the O +same O +co O +- O +occurrence O +module O +. O + +Gene O +communities O +were O +identified O +in O +this O +network O +by O +edge O +- O +betweenness O +clustering O +removing O +4 O +edges O +, O +which O +resulted O +in O +a O +maximal O +network O +modularity O +of O +0 O +. O +63 O +. O + +Modularity O +is O +calculated O +as O +described O +by O +[ O +43 O +] O +. O + +For O +the O +identification O +of O +PubMedID O +_ O +listID O +clusters O +, O +the O +PubMedID O +_ O +listID O +- O +gene O +pairs O +in O +the O +original O +bipartite O +graph O +were O +reversed O +to O +form O +gene O +- O +PubMedID O +_ O +listID O +pairs O +. O + +Occurrence O +probabilities O +were O +obtained O +by O +transposing O +the O +original O +occurrence O +probability O +matrix O +determined O +by O +edge O +- O +swapping O +as O +described O +above O +. O + +PubMedID O +_ O +listID O +co O +- O +occurrence O +was O +analyzed O +using O +module O +size O +5 O +, O +Z O +- O +score O +cutoff O +6 O +, O +bi O +- O +binomial O +P O +- O +value O +cutoff O +1 O +. O +0E O +- O +5 O +, O +and O +support O +3 O +. O + +Please O +note O +that O +the O +choice O +of O +these O +parameters O +is O +dictated O +by O +the O +parameters O +used O +in O +gene O +co O +- O +occurrence O +analysis O +. O + +The O +reversal O +of O +the O +bipartite O +graph O +necessitates O +the O +support O +parameter O +used O +in O +gene O +co O +- O +occurrence O +analysis O +( O +5 O +) O +to O +be O +used O +as O +module O +size O +in O +PubMedID O +_ O +listID O +co O +- O +occurrence O +analysis O +and O +the O +module O +size O +used O +in O +gene O +co O +- O +occurrence O +analysis O +( O +3 O +) O +to O +be O +used O +as O +the O +support O +parameter O +in O +PubMedID O +_ O +listID O +co O +- O +occurrence O +analysis O +if O +the O +scope O +of O +the O +analysis O +is O +the O +identification O +of O +PubMedID O +_ O +listID O +clusters O +that O +correspond O +to O +gene O +clusters O +identified O +before O +. O + +The O +significance O +cutoffs O +remain O +unchanged O +. O + +PubMedID O +_ O +listID O +co O +- O +occurrence O +analysis O +revealed O +448 O +significant O +co O +- O +occurrence O +modules O +in O +the O +real O +bipartite O +graph O +and O +6 O +significant O +co O +- O +occurrence O +modules O +in O +the O +randomized O +bipartite O +graph O +with O +a O +signal O +- O +to O +- O +noise O +ratio O +of O +75 O +. O + +Communities O +in O +the O +resulting O +co O +- O +occurrence O +network O +were O +identified O +by O +edge O +- O +betweenness O +clustering O +removing O +130 O +edges O +. O + +The O +resulting O +maximal O +network O +modularity O +was O +found O +to O +be O +0 O +. O +47 O +. O + +Supporting O +Information O + +Personal O +and O +environmental O +correlates O +of O +active O +travel O +and O +physical O +activity O +in O +a O +deprived O +urban O +population O + +Abstract O + +Background O + +Environmental O +characteristics O +may O +be O +associated O +with O +patterns O +of O +physical O +activity O +in O +general O +or O +with O +particular O +types O +of O +physical O +activity O +such O +as O +active O +travel O +( O +walking O +or O +cycling O +for O +transport O +) O +. O + +However O +, O +most O +studies O +in O +this O +field O +have O +been O +conducted O +in O +North O +America O +and O +Australia O +, O +and O +hypotheses O +about O +putative O +correlates O +should O +be O +tested O +in O +a O +wider O +range O +of O +sociospatial O +contexts O +. O + +We O +therefore O +examined O +the O +contribution O +of O +putative O +personal O +and O +environmental O +correlates O +of O +active O +travel O +and O +overall O +physical O +activity O +in O +deprived O +urban O +neighbourhoods O +in O +Glasgow O +, O +Scotland O +as O +part O +of O +the O +baseline O +for O +a O +longitudinal O +study O +of O +the O +effects O +of O +opening O +a O +new O +urban O +motorway O +( O +freeway O +) O +. O + +Methods O + +We O +conducted O +a O +postal O +survey O +of O +a O +random O +sample O +of O +residents O +( O +n O += O +1322 O +) O +, O +collecting O +data O +on O +socioeconomic O +status O +, O +perceptions O +of O +the O +local O +environment O +, O +travel O +behaviour O +, O +physical O +activity O +and O +general O +health O +and O +wellbeing O +using O +a O +new O +14 O +- O +item O +neighbourhood O +rating O +scale O +, O +a O +travel O +diary O +, O +the O +short O +form O +of O +the O +International O +Physical O +Activity O +Questionnaire O +( O +IPAQ O +) O +and O +the O +SF O +- O +8 O +. O + +We O +analysed O +the O +correlates O +of O +active O +travel O +and O +overall O +physical O +activity O +using O +multivariate O +logistic O +regression O +, O +first O +building O +models O +using O +personal O +( O +individual O +and O +household O +) O +explanatory O +variables O +and O +then O +adding O +environmental O +variables O +. O + +Results O + +Active O +travel O +was O +associated O +with O +being O +younger O +, O +living O +in O +owner O +- O +occupied O +accommodation O +, O +not O +having O +to O +travel O +a O +long O +distance O +to O +work O +and O +not O +having O +access O +to O +a O +car O +, O +whereas O +overall O +physical O +activity O +was O +associated O +with O +living O +in O +social O +rented O +accommodation O +and O +not O +being O +overweight O +. O + +After O +adjusting O +for O +personal O +characteristics O +, O +neither O +perceptions O +of O +the O +local O +environment O +nor O +the O +objective O +proximity O +of O +respondents O +' O +homes O +to O +motorway O +or O +major O +road O +infrastructure O +explained O +much O +of O +the O +variance O +in O +active O +travel O +or O +overall O +physical O +activity O +, O +although O +we O +did O +identify O +a O +significant O +positive O +association O +between O +active O +travel O +and O +perceived O +proximity O +to O +shops O +. O + +Conclusion O + +Apart O +from O +access O +to O +local O +amenities O +, O +environmental O +characteristics O +may O +have O +limited O +influence O +on O +active O +travel O +in O +deprived O +urban O +populations O +characterised O +by O +a O +low O +level O +of O +car O +ownership O +, O +in O +which O +people B +may O +have O +less O +capacity O +for O +making O +discretionary O +travel O +choices O +than O +the O +populations O +studied O +in O +most O +published O +research O +on O +the O +environmental O +correlates O +of O +physical O +activity O +. O + +Background O + +Until O +recently O +, O +research O +on O +correlates O +of O +physical O +activity O +was O +dominated O +by O +studies O +of O +individual O +demographic O +and O +psychosocial O +characteristics O +[ O +1 O +] O +. O + +This O +reflected O +an O +emphasis O +on O +promoting O +sport O +, O +recreation O +or O +health O +- O +directed O +exercise O +using O +techniques O +to O +encourage O +individual O +behaviour O +change O +[ O +2 O +] O +. O + +However O +, O +there O +is O +little O +evidence O +that O +such O +approaches O +are O +effective O +in O +increasing O +physical O +activity O +in O +the O +medium O +- O +to O +- O +long O +term O +[ O +3 O +] O +. O + +If O +habitual O +patterns O +of O +behaviour O +are O +environmentally O +cued O +, O +sustained O +change O +is O +likely O +to O +require O +a O +supportive O +environment O +in O +which O +people B +can O +be O +active O +[ O +4 O +, O +5 O +] O +. O + +There O +is O +therefore O +increasing O +interest O +in O +the O +influence O +of O +the O +social O +and O +physical O +environment O +on O +physical O +activity O +. O + +With O +respect O +to O +the O +physical O +( O +natural O +or O +built O +) O +environment O +, O +a O +growing O +body O +of O +evidence O +suggests O +that O +certain O +environmental O +characteristics O +may O +be O +associated O +with O +patterns O +of O +physical O +activity O +in O +general O +or O +with O +particular O +types O +of O +physical O +activity O +such O +as O +walking O +or O +cycling O +as O +modes O +of O +transport O +[ O +4 O +- O +10 O +] O +. O + +Among O +the O +correlates O +most O +frequently O +identified O +in O +such O +reviews O +- O +some O +ascertained O +using O +' O +objective O +' O +measures O +, O +and O +others O +in O +terms O +of O +people B +' O +s O +perceptions O +- O +are O +the O +aesthetic O +quality O +of O +the O +surroundings O +, O +the O +presence O +of O +pavements O +( O +sidewalks O +) O +, O +the O +convenience O +of O +facilities O +for O +being O +active O +, O +the O +availability O +of O +green O +space O +, O +access O +to O +amenities O +( O +destinations O +) O +within O +walking O +or O +cycling O +distance O +, O +safety O +from O +traffic O +and O +personal O +attack O +, O +and O +the O +lack O +of O +heavy O +traffic O +. O + +Some O +of O +these O +local O +characteristics O +reflect O +higher O +- O +order O +aspects O +of O +urban O +design O +and O +spatial O +policy O +such O +as O +population O +density O +, O +connectivity O +and O +mixed O +land O +use O +[ O +6 O +, O +8 O +] O +. O + +Importantly O +, O +different O +characteristics O +may O +be O +associated O +with O +different O +types O +of O +physical O +activity O +; O +for O +example O +, O +Owen O +and O +colleagues O +found O +that O +the O +aesthetic O +quality O +of O +the O +surroundings O +was O +associated O +with O +walking O +for O +exercise O +or O +recreation O +and O +with O +walking O +in O +general O +, O +but O +not O +with O +walking O +for O +transport O +, O +whereas O +perceptions O +of O +traffic O +were O +associated O +with O +walking O +for O +transport O +and O +walking O +in O +general O +, O +but O +not O +with O +walking O +for O +exercise O +or O +recreation O +[ O +5 O +] O +. O + +Despite O +the O +growing O +volume O +of O +published O +studies O +in O +this O +field O +, O +many O +authors O +remain O +circumspect O +in O +their O +interpretation O +of O +the O +available O +evidence O +. O + +Giles O +- O +Corti O +and O +Donovan O +have O +described O +access O +to O +a O +supportive O +physical O +environment O +as O +a O +necessary O +, O +but O +insufficient O +, O +condition O +for O +an O +increase O +in O +physical O +activity O +in O +the O +population O +[ O +11 O +] O +, O +while O +Handy O +found O +' O +convincing O +' O +evidence O +of O +an O +association O +between O +physical O +activity O +and O +the O +built O +environment O +in O +general O +but O +' O +less O +convincing O +' O +evidence O +as O +to O +which O +specific O +environmental O +characteristics O +were O +most O +strongly O +associated O +[ O +7 O +] O +. O + +One O +limitation O +of O +the O +available O +evidence O +is O +that O +most O +research O +has O +been O +conducted O +in O +North O +America O +and O +Australia O +[ O +9 O +, O +12 O +] O +, O +and O +it O +is O +not O +clear O +whether O +associations O +observed O +in O +those O +countries O +are O +generalisable O +to O +other O +settings O +with O +different O +aggregate O +socioeconomic O +characteristics O +( O +e O +. O +g O +. O +wealth O +or O +access O +to O +private O +cars O +) O +or O +environmental O +characteristics O +( O +e O +. O +g O +. O +climate O +, O +patterns O +of O +land O +use O +, O +or O +availability O +of O +public O +transport O +) O +. O + +For O +example O +, O +North O +American O +researchers O +are O +often O +interested O +in O +the O +presence O +or O +absence O +of O +pavements O +( O +sidewalks O +) O +, O +but O +it O +is O +unusual O +for O +streets O +in O +the O +United O +Kingdom O +( O +UK O +) O +not O +to O +have O +a O +pavement O +or O +footpath O +beside O +them O +. O + +Hypotheses O +about O +putative O +environmental O +correlates O +of O +physical O +activity O +therefore O +need O +to O +be O +tested O +in O +a O +wider O +range O +of O +settings O +. O + +A O +more O +profound O +limitation O +of O +the O +available O +evidence O +is O +that O +identifying O +a O +relationship O +between O +, O +for O +example O +, O +urban O +form O +and O +walking O +for O +transport O +is O +not O +the O +same O +thing O +as O +showing O +that O +changing O +the O +built O +environment O +will O +lead O +to O +a O +change O +in O +behaviour O +[ O +13 O +] O +. O + +Few O +researchers O +have O +taken O +up O +the O +opportunity O +( O +or O +challenge O +) O +presented O +by O +' O +natural O +experiments O +' O +to O +investigate O +the O +effects O +of O +environmental O +interventions O +on O +physical O +activity O +[ O +14 O +] O +. O + +We O +therefore O +established O +a O +longitudinal O +study O +to O +examine O +changes O +associated O +with O +the O +opening O +of O +a O +new O +urban O +section O +of O +the O +M74 O +motorway O +( O +freeway O +) O +currently O +under O +construction O +in O +Glasgow O +, O +Scotland O +. O + +The O +rationale O +and O +design O +for O +this O +study O +have O +been O +described O +previously O +[ O +15 O +] O +. O + +It O +is O +claimed O +that O +the O +new O +motorway O +, O +which O +will O +mostly O +pass O +through O +or O +close O +to O +densely O +- O +populated O +urban O +neighbourhoods O +, O +will O +contribute O +to O +the O +regeneration O +of O +a O +region O +which O +includes O +some O +of O +the O +most O +deprived O +and O +least O +healthy O +working O +- O +class O +communities O +in O +Europe O +[ O +16 O +] O +. O + +It O +is O +also O +claimed O +that O +the O +new O +motorway O +will O +divert O +traffic O +from O +local O +streets O +, O +reduce O +traffic O +noise O +and O +bring O +new O +local O +employment O +opportunities O +, O +thereby O +improving O +characteristics O +of O +the O +local O +environment O +held O +to O +be O +associated O +with O +active O +travel O +. O + +Others O +claim O +that O +the O +new O +motorway O +will O +encourage O +car O +use O +, O +degrade O +the O +aesthetic O +quality O +of O +the O +surroundings O +and O +reduce O +the O +safety O +and O +attractiveness O +of O +routes O +for O +pedestrians O +and O +cyclists O +across O +the O +line O +of O +the O +motorway O +- O +all O +changes O +which O +may O +be O +expected O +to O +discourage O +active O +travel O +[ O +15 O +] O +. O + +The O +eventual O +aim O +of O +the O +M74 O +study O +will O +be O +to O +assess O +the O +effects O +of O +this O +major O +modification O +to O +the O +urban O +built O +environment O +and O +transport O +infrastructure O +on O +perceptions O +of O +the O +local O +environment O +and O +on O +population O +health O +and O +health O +- O +related O +behaviour O +, O +the O +primary O +outcome O +of O +interest O +being O +a O +change O +in O +the O +quantity O +of O +' O +active O +travel O +' O +( O +walking O +and O +cycling O +for O +transport O +) O +. O + +In O +this O +paper O +, O +we O +report O +findings O +from O +the O +cross O +- O +sectional O +( O +baseline O +) O +phase O +of O +the O +study O +which O +contribute O +evidence O +on O +the O +environmental O +correlates O +of O +physical O +activity O +in O +this O +comparatively O +deprived O +urban O +population O +. O + +We O +focus O +on O +two O +specific O +hypotheses O +: O +first O +, O +that O +levels O +of O +active O +travel O +and O +overall O +physical O +activity O +vary O +with O +demographic O +and O +socioeconomic O +characteristics O +, O +but O +not O +necessarily O +in O +the O +same O +way O +; O +second O +, O +that O +these O +relationships O +may O +be O +partly O +explained O +by O +the O +perceived O +characteristics O +of O +the O +local O +environment O +in O +which O +people B +live O +and O +by O +their O +objectively O +- O +assessed O +proximity O +to O +motorway O +and O +major O +road O +infrastructure O +. O + +Methods O + +Delineation O +of O +study O +areas O + +We O +used O +spatially O +referenced O +census O +and O +transport O +infrastructure O +data O +held O +and O +analysed O +in O +a O +geographical O +information O +system O +( O +GIS O +) O +, O +combined O +with O +field O +visits O +, O +to O +delineate O +three O +study O +areas O +in O +Glasgow O +with O +similar O +aggregate O +socioeconomic O +characteristics O +and O +broadly O +similar O +topographical O +characteristics O +apart O +from O +their O +proximity O +to O +urban O +motorway O +infrastructure O +( O +Table O +1 O +, O +Figure O +1 O +) O +. O + +All O +three O +study O +areas O +extended O +from O +inner O +mixed O +- O +use O +districts O +close O +to O +the O +city O +centre O +to O +residential O +suburbs O +, O +contained O +major O +arterial O +roads O +other O +than O +motorways O +, O +and O +contained O +a O +mixture O +of O +housing O +stock O +including O +traditional O +high O +- O +density O +tenements O +, O +high O +- O +rise O +flats O +and O +new O +housing O +developments O +( O +Figure O +2 O +) O +. O + +Sampling O +and O +survey O +administration O + +We O +used O +the O +Royal O +Mail O +Postcode O +Address O +File O +( O +PAF O +) O +( O +version O +2005 O +. O +3 O +) O +to O +identify O +all O +residential O +addresses O +whose O +unit O +postcode O +( O +zip O +code O +) O +was O +within O +one O +of O +the O +study O +areas O +( O +total O +n O += O +35601 O +) O +and O +drew O +a O +random O +sample O +of O +3000 O +households O +from O +each O +area O +. O + +Unit O +postcodes O +( O +e O +. O +g O +. O +G12 O +8RZ O +) O +are O +the O +smallest O +available O +unit O +of O +postal O +geography O +in O +the O +UK O +; O +residential O +unit O +postcodes O +cover O +about O +15 O +addresses O +on O +average O +. O + +We O +sent O +the O +survey O +to O +all O +households O +( O +total O +n O += O +9000 O +) O +between O +28 O +September O +and O +4 O +October O +2005 O +and O +resent O +the O +survey O +to O +all O +non O +- O +responding O +households O +between O +26 O +and O +31 O +October O +2005 O +. O + +We O +alerted O +households O +to O +the O +survey O +by O +means O +of O +a O +postcard O +sent O +a O +few O +days O +in O +advance O +, O +used O +coloured O +paper O +for O +some O +of O +the O +survey O +materials O +, O +and O +posted O +survey O +packs O +in O +white O +envelopes O +printed O +with O +the O +university O +crest O +; O +these O +techniques O +have O +been O +shown O +in O +a O +meta O +- O +analysis O +to O +be O +associated O +with O +increased O +response O +rates O +to O +postal O +surveys O +[ O +17 O +] O +. O + +We O +asked O +householders O +to O +ensure O +that O +the O +questionnaire O +was O +completed O +by O +a O +resident O +aged O +16 O +or O +over O +; O +if O +more O +than O +one O +resident O +was O +eligible O +, O +we O +asked O +householders O +to O +select O +the O +person B +with O +the O +most O +recent O +birthday O +. O + +Respondents O +who O +consented O +to O +follow O +- O +up O +were O +entered O +into O +a O +prize O +draw O +to O +win O +a O +pound O +50 O +( O +euro O +63 O +; O +US O +$ O +92 O +) O +gift O +voucher O +. O + +Responses O +received O +more O +than O +three O +months O +after O +the O +first O +mailing O +wave O +were O +disregarded O +in O +analysis O +. O + +Data O +collection O + +The O +questionnaire O +included O +items O +on O +demographic O +and O +socioeconomic O +characteristics O +, O +health O +and O +wellbeing O +( O +including O +the O +the O +SF O +- O +8 O +scale O +) O +, O +perceptions O +of O +the O +local O +environment O +, O +travel O +behaviour O +and O +the O +short O +form O +of O +the O +International O +Physical O +Activity O +Questionnaire O +( O +IPAQ O +) O +( O +Additional O +file O +1 O +) O +. O + +We O +developed O +a O +new O +' O +neighbourhood O +scale O +' O +to O +assess O +perceptions O +of O +relevant O +characteristics O +of O +the O +local O +environment O +( O +aesthetics O +, O +green O +space O +, O +access O +to O +amenities O +, O +convenience O +of O +routes O +, O +traffic O +, O +road O +safety O +and O +personal O +safety O +) O +. O + +The O +development O +, O +principal O +components O +analysis O +and O +reliability O +of O +the O +items O +in O +this O +scale O +and O +the O +derivation O +and O +reliability O +of O +summary O +variables O +are O +reported O +in O +an O +accompanying O +paper O +[ O +18 O +] O +. O + +Data O +cleaning O +and O +derivation O +of O +variables O + +Demographic O +and O +socioeconomic O +characteristics O + +We O +excluded O +from O +analysis O +all O +respondents O +who O +failed O +to O +enter O +their O +age O +or O +sex O +. O + +We O +then O +examined O +the O +distributions O +of O +all O +raw O +variables O +and O +carried O +out O +range O +and O +consistency O +checks O +to O +identify O +any O +anomalous O +values O +or O +variables O +with O +a O +high O +proportion O +of O +missing O +responses O +. O + +As O +a O +consequence O +, O +we O +collapsed O +responses O +on O +distance O +to O +place O +of O +work O +or O +study O +, O +housing O +tenure O +, O +car O +access O +and O +working O +situation O +into O +fewer O +categories O +by O +merging O +categories O +with O +small O +numbers O +of O +responses O +; O +we O +also O +disregarded O +household O +composition O +and O +working O +situation O +of O +spouse O +or O +partner O +in O +analysis O +because O +of O +the O +large O +numbers O +of O +missing O +values O +for O +these O +variables O +. O + +Health O +and O +wellbeing O + +We O +calculated O +body O +mass O +index O +( O +BMI O +) O +by O +converting O +, O +where O +necessary O +, O +self O +- O +reported O +heights O +and O +weights O +from O +imperial O +to O +metric O +units O +and O +dividing O +the O +height O +in O +metres O +by O +the O +square O +of O +the O +weight O +in O +kilograms O +; O +we O +also O +categorised O +respondents O +into O +quintiles O +of O +BMI O +. O + +We O +calculated O +physical O +( O +PCS O +- O +8 O +) O +and O +mental O +( O +MCS O +- O +8 O +) O +health O +summary O +scores O +from O +the O +SF O +- O +8 O +data O +and O +scaled O +these O +to O +population O +norms O +using O +the O +method O +and O +coefficients O +given O +in O +the O +SF O +- O +8 O +manual O +[ O +19 O +] O +. O + +Objective O +environmental O +characteristics O + +We O +linked O +each O +record O +to O +the O +unit O +postcode O +of O +residence O +. O + +We O +then O +constructed O +concentric O +buffers O +at O +100 O +- O +metre O +intervals O +up O +to O +500 O +metres O +around O +the O +routes O +and O +access O +points O +of O +existing O +and O +planned O +motorways O +and O +around O +the O +network O +of O +other O +major O +( O +A O +- O +and O +B O +- O +class O +) O +roads O +, O +and O +assigned O +each O +respondent O +to O +a O +category O +of O +proximity O +to O +each O +type O +of O +road O +infrastructure O +( O +within O +100 O +metres O +, O +101 O +- O +200 O +metres O +, O +etc O +. O +) O +based O +on O +the O +location O +of O +the O +centroid O +of O +their O +unit O +postcode O +. O + +Travel O +behaviour O + +For O +travel O +time O +analysis O +we O +included O +travel O +diaries O +which O +recorded O +no O +travel O +at O +all O +, O +but O +we O +disregarded O +travel O +data O +from O +respondents O +who O +had O +not O +been O +at O +home O +on O +the O +day O +of O +the O +travel O +diary O +, O +whose O +questionnaire O +had O +been O +misprinted O +such O +that O +the O +travel O +diary O +pages O +were O +unusable O +, O +who O +had O +recorded O +journeys O +without O +reporting O +valid O +quantitative O +data O +on O +the O +durations O +of O +those O +journeys O +, O +or O +whose O +completed O +travel O +diary O +appeared O +implausible O +. O + +We O +also O +disregarded O +journeys O +whose O +purpose O +was O +not O +stated O +or O +was O +beyond O +the O +scope O +of O +the O +travel O +diary O +( O +Additional O +file O +1 O +, O +page O +8 O +) O +. O + +We O +summed O +the O +reported O +travel O +time O +for O +each O +mode O +of O +transport O +, O +calculated O +a O +total O +travel O +time O +by O +active O +modes O +( O +walking O +plus O +cycling O +) O +and O +by O +all O +modes O +combined O +, O +and O +calculated O +the O +proportion O +of O +total O +travel O +time O +contributed O +by O +each O +mode O +of O +transport O +. O + +Physical O +activity O + +We O +cleaned O +and O +analysed O +IPAQ O +data O +in O +accordance O +with O +the O +IPAQ O +scoring O +protocol O +. O + +We O +therefore O +disregarded O +physical O +activity O +data O +from O +respondents O +who O +had O +reported O +more O +than O +16 O +hours O +of O +physical O +activity O +per O +day O +or O +who O +had O +missing O +or O +internally O +inconsistent O +data O +on O +the O +frequency O +or O +duration O +of O +any O +of O +the O +three O +categories O +of O +physical O +activity O +( O +walking O +, O +moderate O +- O +intensity O +activity O +or O +vigorous O +activity O +) O +. O + +We O +also O +recoded O +reported O +durations O +of O +activity O +of O +less O +than O +ten O +minutes O +to O +zero O +, O +and O +of O +greater O +than O +180 O +minutes O +to O +180 O +minutes O +. O + +We O +calculated O +the O +estimated O +total O +physical O +activity O +energy O +expenditure O +for O +each O +respondent O +( O +MET O +- O +min O +/ O +week O +) O +and O +used O +a O +combination O +of O +frequency O +, O +duration O +and O +total O +energy O +expenditure O +to O +assign O +each O +respondent O +to O +a O +' O +high O +' O +, O +' O +moderate O +' O +or O +' O +low O +' O +category O +of O +overall O +physical O +activity O +in O +accordance O +with O +the O +prescribed O +IPAQ O +algorithm O +. O + +The O +' O +high O +' O +category O +corresponds O +to O +a O +sufficient O +level O +of O +physical O +activity O +to O +meet O +current O +public O +health O +recommendations O +for O +adults O +[ O +20 O +] O +. O + +Analysis O + +We O +considered O +it O +unlikely O +that O +the O +statistical O +assumptions O +required O +for O +linear O +regression O +could O +be O +met O +because O +the O +distributions O +of O +time O +spent O +walking O +and O +cycling O +and O +of O +estimated O +total O +physical O +activity O +energy O +expenditure O +were O +both O +strongly O +positively O +skewed O +and O +dominated O +by O +a O +large O +number O +of O +zero O +values O +which O +meant O +that O +the O +data O +were O +not O +amenable O +to O +log O +- O +transformation O +. O + +We O +therefore O +modelled O +the O +correlates O +of O +active O +travel O +and O +physical O +activity O +using O +multivariate O +logistic O +regression O +. O + +We O +defined O +' O +active O +travel O +' O +as O +a O +binary O +condition O +achieved O +by O +any O +respondent O +who O +had O +reported O +at O +least O +30 O +minutes O +of O +travel O +by O +walking O +, O +cycling O +or O +both O +in O +their O +travel O +diary O +, O +reflecting O +the O +current O +recommendation O +that O +adults O +should O +accumulate O +at O +least O +30 O +minutes O +of O +moderate O +- O +intensity O +physical O +activity O +on O +most O +days O +of O +the O +week O +[ O +20 O +] O +, O +and O +we O +defined O +' O +physical O +activity O +' O +as O +a O +binary O +condition O +achieved O +by O +any O +respondent O +whose O +overall O +physical O +activity O +was O +categorised O +as O +' O +high O +' O +using O +IPAQ O +. O + +We O +then O +built O +separate O +multivariate O +models O +for O +active O +travel O +and O +physical O +activity O +following O +the O +method O +of O +Hosmer O +and O +Lemeshow O +[ O +21 O +] O +, O +first O +including O +only O +' O +personal O +' O +( O +individual O +or O +household O +) O +variables O +and O +then O +adding O +' O +environmental O +' O +variables O +( O +Additional O +file O +2 O +) O +. O + +Results O + +Response O + +We O +received O +1345 O +completed O +questionnaires O +. O + +After O +subtracting O +from O +the O +numerator O +23 O +completed O +questionnaires O +with O +missing O +critical O +demographic O +data O +( O +age O +or O +sex O +) O +, O +and O +after O +subtracting O +from O +the O +denominator O +676 O +addresses O +from O +which O +survey O +packs O +were O +returned O +as O +undeliverable O +, O +this O +left O +1322 O +valid O +responses O +to O +be O +entered O +into O +analysis O +- O +a O +response O +rate O +of O +1322 O +/ O +( O +9000 O +- O +676 O +) O += O +15 O +. O +9 O +% O +. O + +Characteristics O +of O +study O +participants B + +Demographic O +and O +socioeconomic O +characteristics O + +Respondents O +were O +aged O +between O +16 O +and O +89 O +years O +( O +median O +age O +48 O +years O +) O +. O + +804 O +( O +61 O +% O +) O +were O +women B +. O + +Only O +136 O +( O +26 O +% O +) O +of O +the O +men B +and O +145 O +( O +18 O +% O +) O +of O +the O +women B +reported O +having O +access O +to O +a O +bicycle O +. O + +For O +those O +who O +usually O +travelled O +to O +a O +place O +of O +work O +or O +study O +, O +the O +median O +reported O +distance O +was O +3 O +. O +5 O +miles O +( O +about O +5 O +. O +5 O +kilometres O +) O +. O + +Other O +characteristics O +of O +study O +participants B +are O +summarised O +in O +Table O +2 O +. O + +Health O +and O +wellbeing O + +25 O +% O +of O +respondents O +reported O +difficulty O +walking O +for O +a O +quarter O +of O +a O +mile O +, O +39 O +% O +reported O +a O +long O +- O +term O +health O +problem O +or O +disability O +, O +and O +50 O +% O +were O +overweight O +( O +median O +BMI O +25 O +. O +1 O +kg O +/ O +m2 O +) O +. O + +The O +median O +mental O +health O +summary O +score O +( O +MCS O +- O +8 O +) O +was O +significantly O +lower O +( O +i O +. O +e O +. O +poorer O +) O +than O +the O +population O +norm O +( O +median O +47 O +. O +3 O +, O +95 O +% O +CI O +46 O +. O +4 O +to O +48 O +. O +1 O +) O +; O +the O +median O +physical O +health O +summary O +score O +( O +PCS O +- O +8 O +) O +was O +not O +significantly O +different O +from O +the O +population O +norm O +( O +median O +50 O +. O +9 O +, O +95 O +% O +CI O +49 O +. O +6 O +to O +51 O +. O +7 O +) O +. O + +Descriptive O +data O +on O +travel O +behaviour O +and O +physical O +activity O + +Travel O +behaviour O + +1099 O +travel O +diaries O +were O +suitable O +for O +travel O +time O +analysis O +. O + +Men B +and O +women B +were O +equally O +likely O +to O +have O +returned O +usable O +travel O +time O +data O +, O +but O +respondents O +who O +were O +older O +, O +retired O +, O +or O +living O +in O +social O +rented O +accommodation O +or O +who O +did O +not O +have O +access O +to O +a O +car O +were O +less O +likely O +to O +have O +returned O +usable O +data O +. O + +On O +average O +, O +respondents O +recorded O +about O +an O +hour O +' O +s O +travel O +per O +day O +( O +mean O +61 O +. O +5 O +minutes O +, O +median O +50 O +. O +0 O +minutes O +) O +, O +of O +which O +a O +minority O +was O +spent O +using O +active O +modes O +of O +transport O +( O +walking O +or O +cycling O +: O +mean O +20 O +. O +0 O +minutes O +, O +median O +10 O +. O +0 O +minutes O +) O +( O +Table O +3 O +) O +. O + +304 O +respondents O +( O +28 O +% O +) O +recorded O +at O +least O +30 O +minutes O +of O +active O +travel O +, O +of O +whom O +294 O +( O +97 O +% O +) O +recorded O +at O +least O +30 O +minutes O +of O +walking O +. O + +Physical O +activity O + +833 O +respondents O +returned O +complete O +physical O +activity O +data O +suitable O +for O +analysis O +. O + +Women B +and O +respondents O +who O +were O +older O +, O +retired O +, O +or O +living O +in O +social O +rented O +accommodation O +or O +who O +did O +not O +have O +access O +to O +a O +car O +were O +less O +likely O +to O +have O +returned O +usable O +data O +. O + +Respondents O +reported O +a O +mean O +of O +318 O +minutes O +' O +walking O +per O +week O +and O +a O +mean O +estimated O +total O +physical O +activity O +energy O +expenditure O +of O +3000 O +MET O +- O +minutes O +per O +week O +( O +Table O +4 O +) O +. O + +Only O +316 O +respondents O +( O +38 O +% O +) O +were O +categorised O +as O +having O +achieved O +a O +' O +high O +' O +( O +i O +. O +e O +. O +sufficient O +) O +level O +of O +physical O +activity O +. O + +Correlates O +of O +active O +travel O + +Active O +travel O +was O +significantly O +associated O +with O +being O +younger O +, O +living O +in O +owner O +- O +occupied O +accommodation O +, O +not O +having O +to O +travel O +more O +than O +four O +miles O +to O +work O +, O +having O +access O +to O +a O +bicycle O +, O +not O +having O +access O +to O +a O +car O +, O +and O +the O +absence O +of O +any O +difficulty O +walking O +. O + +The O +final O +best O +model O +of O +the O +' O +personal O +' O +correlates O +of O +active O +travel O +provided O +satisfactory O +goodness O +- O +of O +- O +fit O +( O +Hosmer O +and O +Lemeshow O +test O +: O +chi O +2 O += O +13 O +. O +04 O +, O +df O += O +8 O +; O +P O += O +0 O +. O +11 O +) O +and O +explained O +nearly O +one O +- O +fifth O +of O +the O +total O +variance O +in O +active O +travel O +( O +Nagelkerke O +' O +s O +R2 O += O +18 O +. O +7 O +% O +) O +( O +Table O +5 O +) O +. O + +Adding O +' O +environmental O +' O +variables O +to O +the O +model O +showed O +an O +additional O +significant O +positive O +association O +between O +active O +travel O +and O +perceived O +proximity O +to O +shops O +, O +and O +an O +additional O +significant O +negative O +association O +between O +active O +travel O +and O +perceived O +road O +safety O +for O +cyclists O +. O + +The O +final O +best O +model O +of O +the O +personal O +and O +environmental O +correlates O +of O +active O +travel O +also O +provided O +satisfactory O +goodness O +- O +of O +- O +fit O +( O +Hosmer O +and O +Lemeshow O +test O +: O +chi O +2 O += O +10 O +. O +61 O +, O +df O += O +8 O +; O +P O += O +0 O +. O +23 O +) O +and O +explained O +slightly O +more O +of O +the O +total O +variance O +in O +active O +travel O +than O +did O +the O +personal O +model O +alone O +( O +Nagelkerke O +' O +s O +R2 O += O +20 O +. O +1 O +% O +) O +( O +Figure O +3 O +) O +. O + +In O +order O +to O +aid O +interpretation O +, O +we O +also O +partitioned O +the O +dataset O +into O +two O +strata O +( O +' O +No O +car O +available O +' O +and O +' O +Car O +available O +' O +) O +and O +refitted O +the O +final O +model O +separately O +to O +each O +stratum O +of O +the O +dataset O +( O +Table O +6 O +) O +. O + +This O +showed O +that O +the O +subset O +of O +respondents O +with O +no O +access O +to O +a O +car O +accounted O +for O +the O +significant O +overall O +relationship O +between O +active O +travel O +and O +access O +to O +a O +bicycle O +, O +whereas O +those O +with O +access O +to O +a O +car O +accounted O +for O +the O +significant O +overall O +relationships O +with O +distance O +to O +place O +of O +work O +or O +study O +and O +perceptions O +of O +the O +local O +environment O +. O + +The O +relationship O +with O +difficulty O +walking O +was O +also O +stronger O +in O +this O +group O +than O +in O +those O +without O +access O +to O +a O +car O +. O + +Correlates O +of O +physical O +activity O + +Physical O +activity O +was O +significantly O +associated O +with O +living O +in O +social O +- O +rented O +accommodation O +, O +not O +being O +overweight O +, O +and O +the O +absence O +of O +any O +difficulty O +walking O +. O + +The O +final O +best O +model O +of O +the O +' O +personal O +' O +correlates O +of O +physical O +activity O +provided O +satisfactory O +goodness O +- O +of O +- O +fit O +( O +Hosmer O +and O +Lemeshow O +test O +: O +chi O +2 O += O +3 O +. O +89 O +, O +df O += O +7 O +; O +P O += O +0 O +. O +89 O +) O +and O +explained O +about O +one O +- O +sixth O +of O +the O +total O +variance O +in O +physical O +activity O +( O +Nagelkerke O +' O +s O +R2 O += O +15 O +. O +9 O +% O +) O +( O +Table O +7 O +) O +. O + +Adding O +' O +environmental O +' O +variables O +to O +the O +model O +showed O +an O +additional O +significant O +negative O +association O +between O +physical O +activity O +and O +perception O +of O +traffic O +volume O +( O +i O +. O +e O +. O +respondents O +who O +perceived O +there O +to O +be O +a O +higher O +volume O +of O +traffic O +were O +more O +likely O +to O +report O +physical O +activity O +) O +. O + +The O +final O +best O +model O +of O +the O +personal O +and O +environmental O +correlates O +of O +physical O +activity O +also O +provided O +satisfactory O +goodness O +- O +of O +- O +fit O +( O +Hosmer O +and O +Lemeshow O +test O +: O +chi O +2 O += O +3 O +. O +86 O +, O +df O += O +8 O +; O +P O += O +0 O +. O +87 O +) O +and O +explained O +slightly O +more O +of O +the O +total O +variance O +in O +physical O +activity O +than O +did O +the O +personal O +model O +alone O +( O +Nagelkerke O +' O +s O +16 O +. O +6 O +% O +) O +( O +Figure O +3 O +) O +. O + +Discussion O + +Principal O +findings O + +In O +this O +deprived O +urban O +population O +, O +the O +likelihood O +of O +reporting O +active O +travel O +was O +associated O +with O +being O +younger O +, O +living O +in O +owner O +- O +occupied O +accommodation O +, O +not O +having O +to O +travel O +a O +long O +distance O +to O +work O +and O +not O +having O +access O +to O +a O +car O +, O +whereas O +overall O +physical O +activity O +was O +associated O +with O +living O +in O +social O +- O +rented O +accommodation O +and O +not O +being O +overweight O +. O + +After O +adjusting O +for O +individual O +and O +household O +characteristics O +, O +neither O +perceptions O +of O +the O +local O +environment O +nor O +the O +objective O +proximity O +of O +respondents O +' O +homes O +to O +motorway O +or O +major O +road O +infrastructure O +appeared O +to O +explain O +much O +of O +the O +variance O +in O +active O +travel O +or O +overall O +physical O +activity O +, O +although O +we O +did O +find O +a O +significant O +positive O +association O +between O +active O +travel O +and O +perceived O +proximity O +to O +shops O +. O + +Representativeness O +and O +completeness O +of O +survey O +data O + +Our O +difficulty O +in O +obtaining O +a O +representative O +sample O +of O +the O +resident O +population O +is O +not O +unique O +to O +our O +study O +. O + +Although O +our O +final O +response O +rate O +was O +low O +, O +it O +was O +almost O +identical O +to O +that O +achieved O +in O +a O +recent O +population O +- O +based O +intervention O +study O +elsewhere O +in O +Glasgow O +[ O +22 O +] O +. O + +Some O +of O +the O +challenges O +of O +recruiting O +research O +participants B +in O +areas O +of O +deprivation O +have O +been O +described O +elsewhere O +[ O +23 O +] O +; O +these O +are O +superimposed O +on O +a O +downward O +trend O +in O +participation O +in O +even O +the O +best O +- O +resourced O +national O +population O +surveys O +[ O +24 O +] O +and O +an O +upward O +( O +and O +socially O +biased O +) O +trend O +in O +opt O +- O +outs O +from O +the O +main O +alternative O +sampling O +frame O +, O +the O +edited O +electoral O +register O +[ O +25 O +] O +. O + +Although O +our O +achieved O +sample O +contained O +a O +higher O +proportion O +of O +respondents O +from O +owner O +- O +occupied O +and O +car O +- O +owning O +households O +than O +predicted O +from O +2001 O +census O +data O +for O +the O +same O +census O +output O +areas O +, O +these O +differences O +may O +be O +partly O +accounted O +for O +by O +an O +upward O +background O +trend O +in O +owner O +occupation O +and O +car O +access O +between O +2001 O +and O +2005 O +. O + +Our O +achieved O +sample O +is O +still O +clearly O +disadvantaged O +overall O +, O +in O +terms O +of O +socioeconomic O +and O +health O +status O +, O +compared O +with O +the O +country O +as O +a O +whole O +. O + +It O +also O +contains O +sufficient O +heterogeneity O +to O +enable O +us O +to O +examine O +, O +in O +time O +, O +how O +the O +effects O +of O +the O +intervention O +are O +distributed O +between O +socioeconomic O +groups O +. O + +We O +therefore O +consider O +our O +achieved O +sample O +fit O +for O +purpose O +. O + +We O +had O +to O +disregard O +a O +substantial O +proportion O +of O +cases O +in O +analysis O +because O +respondents O +had O +returned O +unusable O +travel O +time O +data O +or O +had O +returned O +physical O +activity O +data O +that O +were O +incomplete O +, O +internally O +inconsistent O +or O +included O +a O +' O +Don O +' O +t O +know O +' O +response O +and O +were O +therefore O +unacceptable O +according O +to O +the O +IPAQ O +scoring O +protocol O +. O + +Most O +published O +studies O +using O +the O +same O +, O +short O +form O +of O +IPAQ O +have O +either O +not O +reported O +the O +distribution O +of O +the O +continuous O +summary O +measures O +or O +have O +not O +reported O +data O +for O +the O +UK O +separately O +from O +those O +for O +other O +countries O +where O +higher O +levels O +of O +physical O +activity O +are O +reported O +. O + +Despite O +the O +high O +proportion O +of O +missing O +physical O +activity O +data O +in O +our O +dataset O +, O +however O +, O +the O +aggregate O +continuous O +data O +we O +obtained O +were O +broadly O +comparable O +to O +those O +reported O +in O +R O +u O +tten O +and O +colleagues O +' O +study O +of O +a O +random O +sample O +of O +UK O +adults O +[ O +26 O +] O +. O + +We O +could O +have O +included O +more O +cases O +in O +physical O +activity O +analysis O +by O +, O +for O +example O +, O +imputing O +missing O +values O +, O +but O +the O +results O +would O +not O +have O +been O +comparable O +with O +others O +' O +owing O +to O +the O +substantial O +deviations O +from O +the O +scoring O +protocol O +which O +would O +have O +been O +required O +. O + +The O +frequency O +of O +unusable O +responses O +was O +not O +reported O +in O +the O +international O +multi O +- O +centre O +study O +which O +originally O +established O +the O +validity O +and O +reliability O +of O +IPAQ O +[ O +27 O +] O +. O + +It O +is O +possible O +that O +offering O +a O +' O +Don O +' O +t O +know O +' O +option O +in O +the O +self O +- O +completed O +IPAQ O +questionnaire O +encourages O +respondents O +to O +select O +this O +rather O +than O +to O +enter O +what O +may O +be O +a O +reasonably O +precise O +estimate O +of O +the O +actual O +time O +spent O +in O +physical O +activity O +; O +the O +respondent O +has O +no O +way O +of O +knowing O +that O +a O +single O +' O +Don O +' O +t O +know O +' O +response O +will O +result O +in O +all O +of O +their O +physical O +activity O +data O +being O +disregarded O +in O +analysis O +. O + +This O +should O +be O +considered O +in O +any O +future O +revision O +of O +the O +IPAQ O +questionnaire O +and O +scoring O +protocol O +. O + +Contribution O +of O +active O +travel O +to O +overall O +physical O +activity O + +The O +explanatory O +variables O +that O +were O +significantly O +associated O +with O +active O +travel O +but O +not O +with O +physical O +activity O +( O +distance O +to O +place O +of O +work O +or O +study O +, O +access O +to O +a O +bicycle O +, O +access O +to O +a O +car O +, O +perceived O +proximity O +to O +shops O +, O +and O +perceived O +road O +safety O +for O +cyclists O +) O +all O +have O +an O +obvious O +intuitive O +relationship O +with O +the O +use O +of O +walking O +or O +cycling O +as O +modes O +of O +transport O +. O + +That O +they O +were O +not O +significantly O +associated O +with O +overall O +physical O +activity O +suggests O +either O +that O +active O +travel O +contributes O +only O +a O +minority O +of O +respondents O +' O +overall O +physical O +activity O +or O +that O +other O +factors O +not O +measured O +in O +this O +study O +are O +more O +important O +correlates O +of O +overall O +physical O +activity O +than O +those O +which O +determine O +active O +travel O +. O + +A O +crude O +comparision O +of O +the O +quantity O +of O +active O +travel O +reported O +in O +the O +one O +- O +day O +travel O +diaries O +with O +the O +quantities O +of O +physical O +activity O +reported O +using O +IPAQ O +suggests O +that O +on O +average O +, O +active O +travel O +may O +indeed O +make O +only O +a O +small O +( O +~ O +15 O +% O +) O +contribution O +to O +overall O +physical O +activity O +in O +this O +study O +population O +. O + +However O +, O +the O +real O +contribution O +may O +be O +substantially O +greater O +than O +this O +if O +, O +as O +has O +been O +shown O +previously O +, O +respondents O +tend O +to O +over O +- O +report O +their O +physical O +activity O +using O +IPAQ O +[ O +28 O +] O +. O + +There O +can O +be O +little O +doubt O +that O +active O +travel O +makes O +a O +substantial O +contribution O +to O +the O +total O +quantity O +of O +walking O +reported O +in O +this O +study O +population O +. O + +Irrespective O +of O +the O +true O +contribution O +of O +active O +travel O +to O +overall O +physical O +activity O +, O +however O +, O +it O +remains O +likely O +that O +other O +unmeasured O +personal O +and O +social O +factors O +beyond O +the O +scope O +of O +this O +study O +may O +be O +more O +important O +correlates O +of O +overall O +physical O +activity O +. O + +Socio O +- O +spatial O +patterning O +of O +active O +travel O +and O +overall O +physical O +activity O + +Respondents O +living O +in O +owner O +- O +occupied O +households O +were O +more O +likely O +to O +report O +active O +travel O +than O +those O +living O +in O +social O +- O +rented O +accommodation O +, O +but O +less O +likely O +to O +report O +sufficient O +overall O +physical O +activity O +. O + +Since O +neither O +working O +situation O +nor O +perceived O +financial O +situation O +emerged O +as O +significantly O +associated O +with O +active O +travel O +or O +overall O +physical O +activity O +, O +housing O +tenure O +and O +car O +access O +are O +the O +remaining O +explanatory O +variables O +in O +this O +dataset O +which O +can O +be O +interpreted O +as O +markers O +of O +socioeconomic O +status O +. O + +Although O +having O +access O +to O +a O +car O +clearly O +reflects O +the O +possession O +of O +a O +material O +asset O +, O +it O +has O +been O +argued O +that O +this O +is O +a O +less O +direct O +marker O +of O +socioeconomic O +status O +than O +some O +other O +markers O +because O +, O +in O +Scotland O +at O +least O +, O +access O +to O +a O +car O +is O +a O +more O +- O +or O +- O +less O +essential O +requirement O +for O +living O +in O +many O +rural O +areas O +, O +whereas O +it O +is O +possible O +to O +live O +in O +a O +dense O +urban O +settlement O +such O +as O +Glasgow O +without O +using O +a O +car O +. O + +In O +the O +final O +models O +in O +this O +study O +, O +therefore O +, O +housing O +tenure O +may O +be O +regarded O +as O +the O +primary O +marker O +of O +socioeconomic O +status O +. O + +The O +findings O +consequently O +suggest O +conflicting O +socioeconomic O +gradients O +in O +prevalence O +: O +more O +advantaged O +respondents O +were O +more O +likely O +to O +report O +active O +travel O +, O +but O +more O +disadvantaged O +respondents O +were O +more O +likely O +to O +report O +sufficient O +overall O +physical O +activity O +. O + +The O +higher O +prevalence O +of O +sufficient O +overall O +physical O +activity O +among O +the O +more O +disadvantaged O +despite O +their O +lower O +propensity O +for O +active O +travel O +is O +likely O +to O +reflect O +higher O +quantities O +of O +physical O +activity O +in O +other O +domains O +, O +particularly O +occupational O +and O +domestic O +activities O +, O +since O +leisure O +- O +time O +physical O +activity O +tends O +to O +be O +higher O +among O +more O +advantaged O +groups O +[ O +29 O +] O +. O + +Environmental O +characteristics O +: O +paradoxical O +, O +unmeasured O +, O +or O +irrelevant O +? O + +The O +two O +environmental O +variables O +that O +emerged O +as O +significantly O +associated O +with O +active O +travel O +, O +particularly O +among O +those O +without O +access O +to O +a O +car O +, O +were O +perceived O +proximity O +to O +shops O +and O +perceived O +road O +safety O +for O +cyclists O +. O + +The O +positive O +association O +with O +perceived O +proximity O +to O +shops O +suggests O +that O +for O +active O +travel O +to O +be O +undertaken O +in O +this O +population O +, O +it O +may O +be O +more O +important O +that O +people B +live O +close O +to O +the O +amenities O +they O +need O +than O +that O +they O +live O +in O +an O +environment O +with O +more O +favourable O +subjective O +or O +discretionary O +considerations O +such O +as O +attractiveness O +or O +noise O +. O + +This O +would O +be O +consistent O +with O +an O +understanding O +that O +walking O +as O +a O +mode O +of O +transport O +is O +primarily O +a O +way O +of O +undertaking O +journeys O +which O +have O +to O +be O +made O +anyway O +, O +as O +opposed O +to O +more O +discretionary O +( O +recreational O +) O +forms O +of O +walking O +which O +may O +be O +more O +susceptible O +to O +the O +influence O +of O +less O +- O +structural O +characteristics O +. O + +Although O +the O +negative O +association O +with O +perceived O +road O +safety O +for O +cyclists O +appears O +counter O +- O +intuitive O +, O +similar O +' O +paradoxical O +inverse O +relationships O +' O +have O +been O +reported O +elsewhere O +, O +for O +example O +by O +Titze O +and O +colleagues O +in O +a O +study O +of O +the O +correlates O +of O +cycling O +among O +students O +[ O +30 O +] O +and O +by O +Humpel O +and O +colleagues O +in O +a O +study O +of O +correlates O +of O +walking O +for O +pleasure O +[ O +31 O +] O +. O + +Titze O +and O +colleagues O +suggest O +that O +respondents O +who O +cycle O +regularly O +are O +more O +likely O +to O +be O +aware O +of O +, O +and O +report O +, O +the O +danger O +posed O +by O +traffic O +than O +non O +- O +cyclists O +or O +infrequent O +cyclists O +. O + +A O +similar O +phenomenon O +could O +explain O +the O +negative O +association O +between O +physical O +activity O +and O +perception O +of O +traffic O +volume O +. O + +Overall O +, O +the O +influence O +of O +the O +putative O +environmental O +characteristics O +examined O +in O +this O +study O +on O +active O +travel O +and O +physical O +activity O +appeared O +small O +compared O +with O +that O +of O +the O +personal O +characteristics O +found O +to O +be O +significant O +, O +and O +including O +environmental O +characteristics O +in O +the O +models O +did O +not O +substantially O +modify O +the O +influence O +of O +personal O +characteristics O +. O + +On O +the O +one O +hand O +, O +this O +could O +reflect O +an O +artefact O +of O +the O +research O +methods O +( O +a O +false O +negative O +error O +) O +, O +which O +could O +have O +arisen O +in O +various O +ways O +. O + +In O +particular O +, O +the O +' O +wrong O +' O +environmental O +exposure O +may O +have O +been O +measured O +, O +in O +that O +the O +environmental O +characteristics O +examined O +were O +those O +of O +the O +immediate O +surroundings O +of O +respondents O +' O +homes O +, O +whereas O +the O +propensity O +to O +choose O +active O +modes O +of O +transport O +may O +be O +more O +strongly O +influenced O +by O +the O +characteristics O +of O +the O +environment O +elsewhere O +on O +their O +routes O +[ O +30 O +] O +, O +for O +example O +the O +perceived O +danger O +of O +cycling O +in O +the O +city O +centre O +- O +an O +association O +which O +may O +be O +absent O +, O +or O +at O +least O +diluted O +, O +when O +the O +' O +exposure O +' O +examined O +is O +limited O +to O +the O +residential O +environment O +. O + +It O +could O +also O +be O +argued O +that O +the O +apparently O +weak O +influence O +of O +environmental O +characteristics O +in O +this O +study O +reflects O +a O +reliance O +on O +respondents O +' O +perceptions O +which O +have O +not O +been O +objectively O +verified O +and O +may O +therefore O +be O +a O +weak O +proxy O +for O +the O +' O +true O +' O +objectively O +- O +measured O +characteristics O +of O +their O +surroundings O +. O + +However O +, O +as O +recent O +reviews O +have O +pointed O +out O +, O +the O +current O +weight O +of O +evidence O +for O +objective O +environmental O +correlates O +of O +walking O +is O +no O +greater O +than O +that O +for O +subjective O +environmental O +correlates O +[ O +5 O +] O +and O +it O +is O +entirely O +plausible O +that O +people B +' O +s O +perceptions O +of O +their O +environment O +may O +be O +at O +least O +as O +important O +as O +their O +objective O +conditions O +in O +influencing O +their O +behaviour O +[ O +6 O +] O +. O + +On O +the O +other O +hand O +, O +we O +may O +have O +demonstrated O +a O +real O +absence O +of O +any O +major O +association O +. O + +Although O +at O +first O +sight O +this O +appears O +at O +odds O +with O +the O +growing O +body O +of O +review O +- O +level O +evidence O +for O +environmental O +correlates O +of O +physical O +activity O +, O +Wendel O +- O +Vos O +and O +colleagues O +noted O +that O +of O +all O +the O +environmental O +factors O +examined O +in O +all O +the O +studies O +included O +in O +their O +review O +, O +analysis O +showed O +a O +' O +null O +association O +' O +in O +76 O +% O +of O +cases O +[ O +9 O +] O +, O +and O +our O +finding O +that O +personal O +factors O +account O +for O +a O +much O +larger O +proportion O +of O +the O +variance O +in O +active O +travel O +or O +physical O +activity O +than O +is O +accounted O +for O +by O +environmental O +factors O +is O +consistent O +with O +those O +of O +some O +other O +European O +studies O +[ O +32 O +, O +33 O +] O +. O + +In O +the O +particular O +context O +of O +this O +study O +, O +residents O +may O +simply O +have O +adapted O +to O +adverse O +conditions O +in O +their O +local O +environment O +in O +the O +ways O +identified O +by O +Hedges O +in O +a O +qualitative O +study O +of O +people B +living O +close O +to O +new O +roads O +built O +in O +the O +UK O +in O +the O +1970s O +[ O +34 O +] O +- O +particularly O +by O +attitudinal O +adaptation O +, O +which O +Hedges O +characterises O +as O +developing O +an O +attitude O +that O +it O +is O +futile O +to O +resist O +. O + +One O +can O +imagine O +that O +in O +the O +most O +deprived O +areas O +of O +Glasgow O +, O +people B +may O +have O +become O +resigned O +to O +the O +nature O +of O +their O +surroundings O +, O +seeing O +them O +as O +inevitable O +and O +not O +amenable O +to O +change O +either O +through O +environmental O +improvement O +or O +through O +their O +moving O +to O +another O +area O +. O + +Conclusion O + +After O +demographic O +and O +socioeconomic O +characteristics O +were O +taken O +into O +account O +, O +neither O +perceptions O +of O +the O +local O +environment O +nor O +objective O +proximity O +to O +major O +road O +infrastructure O +appeared O +to O +explain O +much O +of O +the O +variance O +in O +active O +travel O +or O +overall O +physical O +activity O +in O +this O +study O +. O + +Our O +study O +population O +may O +be O +both O +objectively O +constrained O +by O +their O +socioeconomic O +circumstances O +( O +including O +comparatively O +limited O +access O +to O +private O +cars O +) O +and O +adapted O +to O +living O +in O +conditions O +which O +others O +would O +consider O +to O +pose O +a O +barrier O +to O +active O +travel O +. O + +Under O +these O +circumstances O +, O +environmental O +characteristics O +which O +have O +been O +found O +to O +influence O +discretionary O +active O +travel O +in O +studies O +in O +other O +, O +more O +affluent O +populations O +may O +simply O +be O +irrelevant O +in O +a O +population O +which O +is O +more O +captive O +in O +its O +travel O +choices O +. O + +Environmental O +correlates O +of O +active O +travel O +should O +not O +be O +assumed O +to O +be O +generalisable O +between O +populations O +; O +researchers O +should O +continue O +to O +test O +hypotheses O +about O +putative O +environmental O +correlates O +in O +different O +settings O +, O +and O +policymakers O +should O +recognise O +that O +the O +effects O +of O +interventions O +to O +change O +the O +environment O +are O +likely O +to O +vary O +between O +populations O +and O +between O +socioeconomic O +groups O +within O +populations O +. O + +Competing O +interests O + +This O +paper O +is O +based O +on O +material O +contained O +in O +the O +first O +author O +' O +s O +PhD O +thesis O +. O + +Authors O +' O +contributions O + +DO O +had O +the O +original O +idea O +for O +the O +study O +, O +designed O +the O +study O +and O +the O +survey O +materials O +, O +applied O +for O +ethical O +approval O +, O +cleaned O +and O +coded O +the O +survey O +data O +, O +carried O +out O +all O +the O +geographical O +and O +statistical O +analyses O +and O +wrote O +the O +paper O +. O + +MP O +was O +DO O +' O +s O +PhD O +supervisor O +. O + +RM O +, O +NM O +, O +MP O +and O +SP O +constituted O +the O +steering O +group O +for O +the O +study O +, O +contributed O +to O +and O +advised O +on O +the O +design O +of O +the O +study O +and O +the O +interpretation O +of O +the O +emerging O +findings O +, O +and O +contributed O +to O +the O +critical O +revision O +of O +the O +paper O +. O + +All O +authors O +read O +and O +approved O +the O +final O +manuscript O +. O + +Supplementary O +Material O + +Foamy O +Macrophages O +from O +Tuberculous O +Patients B +' O +Granulomas O +Constitute O +a O +Nutrient O +- O +Rich O +Reservoir O +for O +M B +. I +tuberculosis I +Persistence O + +Abstract O + +Tuberculosis O +( O +TB O +) O +is O +characterized O +by O +a O +tight O +interplay O +between O +Mycobacterium B +tuberculosis I +and O +host O +cells O +within O +granulomas O +. O + +These O +cellular O +aggregates O +restrict O +bacterial O +spreading O +, O +but O +do O +not O +kill O +all O +the O +bacilli O +, O +which O +can O +persist O +for O +years O +. O + +In O +- O +depth O +investigation O +of O +M B +. I +tuberculosis I +interactions O +with O +granuloma O +- O +specific O +cell O +populations O +are O +needed O +to O +gain O +insight O +into O +mycobacterial O +persistence O +, O +and O +to O +better O +understand O +the O +physiopathology O +of O +the O +disease O +. O + +We O +have O +analyzed O +the O +formation O +of O +foamy O +macrophages O +( O +FMs O +) O +, O +a O +granuloma O +- O +specific O +cell O +population O +characterized O +by O +its O +high O +lipid O +content O +, O +and O +studied O +their O +interaction O +with O +the O +tubercle O +bacillus O +. O + +Within O +our O +in O +vitro O +human B +granuloma O +model O +, O +M B +. I +tuberculosis I +long O +chain O +fatty O +acids O +, O +namely O +oxygenated O +mycolic O +acids O +( O +MA O +) O +, O +triggered O +the O +differentiation O +of O +human B +monocyte O +- O +derived O +macrophages O +into O +FMs O +. O + +In O +these O +cells O +, O +mycobacteria O +no O +longer O +replicated O +and O +switched O +to O +a O +dormant O +non O +- O +replicative O +state O +. O + +Electron O +microscopy O +observation O +of O +M B +. I +tuberculosis I +- O +infected O +FMs O +showed O +that O +the O +mycobacteria O +- O +containing O +phagosomes O +migrate O +towards O +host O +cell O +lipid O +bodies O +( O +LB O +) O +, O +a O +process O +which O +culminates O +with O +the O +engulfment O +of O +the O +bacillus O +into O +the O +lipid O +droplets O +and O +with O +the O +accumulation O +of O +lipids O +within O +the O +microbe O +. O + +Altogether O +, O +our O +results O +suggest O +that O +oxygenated O +mycolic O +acids O +from O +M B +. I +tuberculosis I +play O +a O +crucial O +role O +in O +the O +differentiation O +of O +macrophages O +into O +FMs O +. O + +These O +cells O +might O +constitute O +a O +reservoir O +used O +by O +the O +tubercle O +bacillus O +for O +long O +- O +term O +persistence O +within O +its O +human B +host O +, O +and O +could O +provide O +a O +relevant O +model O +for O +the O +screening O +of O +new O +antimicrobials O +against O +non O +- O +replicating O +persistent O +mycobacteria O +. O + +Introduction O + +Tuberculosis O +caused O +by O +Mycobacterium B +tuberculosis I +( O +M B +. I +tb I +) O +remains O +one O +of O +the O +leading O +causes O +of O +mortality O +in O +the O +world O +, O +with O +around O +2 O +million O +deaths O +each O +year O +[ O +1 O +] O +. O + +Most O +individuals O +remain O +asymptomatic O +after O +the O +primary O +infection O +with O +only O +10 O +% O +at O +risk O +of O +developing O +an O +active O +disease O +during O +their O +life O +[ O +2 O +] O +. O + +In O +asymptomatic O +individuals O +, O +the O +bacilli O +are O +not O +cleared O +but O +rather O +persist O +in O +a O +dormant O +state O +, O +from O +which O +they O +may O +reactivate O +and O +induce O +clinical O +disease O +at O +later O +stages O +[ O +3 O +] O +. O + +The O +prognosis O +of O +the O +disease O +depends O +on O +the O +host O +' O +s O +efficiency O +to O +constrain O +the O +bacilli O +at O +the O +site O +of O +infection O +. O + +When O +inhaled O +M B +. I +tb I +reach O +the O +lungs O +, O +they O +are O +internalized O +by O +lung O +macrophages O +. O + +The O +latter O +trigger O +the O +accumulation O +at O +the O +infectious O +site O +of O +macrophages O +, O +lymphocytes O +and O +dendritic O +cells O +, O +to O +form O +a O +granuloma O +, O +which O +is O +a O +major O +histo O +- O +pathological O +feature O +of O +TB O +. O + +Within O +granulomas O +, O +macrophages O +differentiate O +into O +epithelio O +i O +d O +cells O +( O +differentiated O +macrophages O +) O +, O +and O +/ O +or O +fuse O +to O +form O +multinucleated O +giant O +cells O +( O +MGC O +) O +. O + +Macrophages O +with O +large O +numbers O +of O +lipid O +- O +free O +vacuoles O +, O +as O +well O +as O +macrophages O +filled O +with O +lipid O +- O +containing O +bodies O +, O +also O +called O +foamy O +macrophages O +( O +FM O +) O +are O +also O +found O +within O +granulomatous O +structures O +in O +both O +experimental O +animal O +models O +and O +human B +disease O +[ O +4 O +] O +, O +[ O +5 O +] O +. O + +The O +above O +cells O +are O +surrounded O +by O +a O +rim O +of O +lymphocytes O +, O +and O +at O +later O +stages O +, O +a O +tight O +coat O +of O +fibroblasts O +encloses O +the O +structure O +[ O +6 O +] O +. O + +Although O +the O +structure O +and O +cell O +composition O +of O +granulomas O +are O +well O +known O +, O +the O +biology O +of O +these O +inflammatory O +structures O +and O +, O +more O +specifically O +, O +the O +role O +of O +granuloma O +- O +specific O +cell O +types O +, O +remain O +largely O +unknown O +. O + +We O +have O +previously O +developed O +an O +in O +vitro O +model O +of O +human B +tuberculous O +granulomas O +to O +gain O +insight O +into O +the O +survival O +strategies O +of O +the O +tubercle O +bacillus O +within O +its O +human B +host O +. O + +This O +model O +now O +enables O +the O +characterization O +of O +granuloma O +- O +specific O +cell O +types O +, O +and O +their O +modulation O +by O +M B +. I +tb I +[ O +7 O +] O +. O + +The O +main O +advantage O +of O +this O +model O +over O +in O +vivo O +animal O +models O +or O +ex O +vivo O +human B +biopsy O +samples O +, O +is O +the O +availability O +of O +live O +granuloma O +cells O +which O +facilitates O +analysis O +of O +their O +cell O +biology O +. O + +Using O +this O +model O +we O +have O +recently O +shown O +that O +, O +within O +granulomas O +, O +large O +multinucleated O +giant O +cells O +, O +also O +known O +as O +Langhans O +giant O +cells O +, O +result O +from O +the O +induction O +of O +granuloma O +macrophage O +fusion O +by O +M B +. I +tb I +glycolipids O +[ O +8 O +] O +. O + +We O +have O +shown O +that O +these O +cells O +have O +lost O +the O +ability O +to O +mediate O +bacterial O +uptake O +upon O +maturation O +, O +but O +have O +conserved O +their O +ability O +to O +mediate O +antigen O +presentation O +[ O +9 O +] O +. O + +The O +differentiation O +of O +macrophages O +into O +FMs O +has O +been O +particularly O +well O +described O +in O +individuals O +developing O +a O +postprimary O +, O +also O +known O +as O +secondary O +or O +adult O +, O +TB O +. O + +These O +postprimary O +infections O +are O +considered O +to O +be O +the O +result O +of O +re O +- O +infection O +or O +reactivation O +of O +a O +primary O +TB O +[ O +10 O +] O +. O + +FMs O +have O +been O +described O +in O +leprosy O +patients B +or O +M B +. I +avium I +- O +infected O +AIDS O +( O +Acquired O +ImmunoDeficiency O +Syndrome O +) O +patients B +, O +and O +in O +chronic O +stages O +of O +M B +. I +tb I +infection O +in O +mice B +[ O +4 O +] O +, O +[ O +11 O +] O +, O +[ O +12 O +] O +. O + +The O +foamy O +aspect O +of O +these O +macrophages O +is O +the O +result O +of O +intracellular O +lipid O +accumulation O +within O +lipid O +bodies O +, O +also O +called O +lipid O +droplets O +or O +lipid O +vacuoles O +[ O +13 O +] O +, O +[ O +14 O +] O +, O +[ O +15 O +] O +. O + +In O +an O +experimental O +model O +of O +leukocyte O +infection O +, O +it O +was O +recently O +suggested O +that O +BCG O +( O +Bacille O +Calmette O +Guerin O +) O +infection O +can O +induce O +, O +in O +a O +TLR2 O +- O +dependent O +fashion O +, O +the O +rapid O +formation O +of O +lipid O +bodies O +carrying O +out O +part O +of O +the O +eicosano O +i O +d O +biosynthesis O +that O +usually O +accompanies O +the O +infection O +, O +thus O +pointing O +to O +an O +active O +role O +for O +lipid O +bodies O +during O +the O +course O +of O +infection O +[ O +16 O +] O +. O + +However O +, O +the O +mechanisms O +regulating O +this O +lipid O +accumulation O +during O +mycobacterial O +infection O +and O +their O +significance O +in O +the O +physiopathology O +of O +tuberculosis O +are O +not O +understood O +. O + +Most O +of O +the O +studies O +on O +TB O +granulomas O +have O +focused O +on O +the O +contribution O +of O +host O +components O +, O +but O +very O +little O +is O +known O +about O +the O +role O +played O +by O +bacterial O +constituents O +in O +terms O +of O +granuloma O +formation O +and O +progression O +. O + +The O +present O +work O +was O +aimed O +at O +deciphering O +the O +role O +of O +FMs O +in O +M B +. I +tb I +survival O +within O +human B +granulomas O +. O + +To O +test O +our O +working O +hypothesis O +according O +to O +which O +FMs O +constitute O +a O +nutrient O +- O +rich O +reservoir O +for O +M B +. I +tb I +persistence O +, O +we O +used O +our O +in O +vitro O +model O +of O +human B +granulomas O +to O +analyze O +the O +formation O +of O +FMs O +and O +their O +role O +during O +M B +. I +tb I +infection O +. O + +We O +showed O +that O +only O +highly O +virulent O +mycobacteria O +( O +M B +. I +tb I +, O +M B +. I +avium I +) O +and O +not O +saprophytic O +ones O +( O +M B +. I +smegmatis I +) O +could O +induce O +the O +formation O +of O +FMs O +in O +mature O +granulomas O +. O + +Moreover O +, O +we O +demonstrated O +that O +oxygenated O +mycolic O +acids O +specifically O +produced O +by O +the O +above O +pathogenic O +species O +were O +responsible O +for O +FMs O +formation O +. O + +Once O +differentiated O +, O +FMs O +were O +unable O +to O +mediate O +phagocytosis O +of O +new O +bacilli O +and O +their O +microbicidal O +activity O +was O +reduced O +. O + +M B +. I +tb I +was O +not O +killed O +in O +FMs O +but O +instead O +persisted O +in O +a O +non O +- O +replicating O +state O +, O +and O +over O +- O +expressed O +dormancy O +genes O +. O + +Noteworthy O +, O +in O +foamy O +macrophages O +, O +M B +. I +tb I +- O +containing O +phagosomes O +were O +shown O +to O +migrate O +towards O +lipid O +bodies O +which O +they O +progressively O +surrounded O +and O +engulfed O +. O + +As O +a O +result O +, O +bacteria O +were O +freed O +into O +lipid O +bodies O +, O +thus O +favoring O +the O +bacilli O +' O +s O +access O +to O +nutrients O +. O + +From O +these O +data O +, O +we O +propose O +that O +FMs O +could O +form O +a O +secure O +reservoir O +for O +the O +tubercle O +bacilli O +. O + +Methods O + +Human B +samples O + +Human B +blood O +samples O +, O +purchased O +from O +the O +French O +National O +Blood O +provider O +of O +Toulouse O +, O +were O +collected O +from O +fully O +anonymized O +non O +- O +tuberculous O +control O +donors O +, O +an O +ethical O +committee O +approval O +was O +, O +therefore O +, O +not O +necessary O +. O + +This O +study O +was O +conducted O +according O +to O +the O +principles O +expressed O +in O +the O +Helsinki O +Declaration O +, O +with O +informed O +consent O +obtained O +from O +each O +donor O +. O + +We O +chose O +to O +work O +on O +lymph O +node O +samples O +rather O +than O +lung O +biopsies O +, O +which O +are O +usually O +only O +paraffin O +- O +embedded O +, O +because O +staining O +for O +lipids O +can O +only O +be O +performed O +on O +frozen O +samples O +. O + +Lymph O +node O +biopsies O +were O +taken O +for O +diagnosis O +purposes O +, O +in O +ten O +non O +- O +HIV B +patients B +. O + +For O +each O +biopsy O +, O +a O +fragment O +was O +sent O +to O +the O +microbiology O +laboratory O +, O +another O +was O +frozen O +in O +liquid O +nitrogen O +and O +the O +main O +part O +was O +fixed O +in O +formalin O +and O +paraffin O +- O +embedded O +for O +histological O +examination O +. O + +M B +. I +tb I +was O +identified O +in O +9 O +lymph O +node O +biopsies O +and O +from O +the O +lung O +aspiration O +in O +the O +last O +patient B +. O + +This O +latter O +case O +showed O +no O +signs O +of O +necrosis O +, O +and O +no O +FMs O +were O +found O +in O +the O +lymph O +node O +biopsy O +. O + +This O +study O +complies O +with O +the O +guidelines O +of O +the O +declaration O +of O +Helsinki O +. O + +Bacterial O +strains O +and O +culture O +conditions O + +Wild O +- O +type O +M B +. I +smegmatis I +and O +M B +. I +smegmatis I +/ O +hma O +strains O +were O +previously O +described O +[ O +17 O +] O +, O +M B +. I +tuberculosis I +- O +GFP O +were O +a O +kind O +gift O +from O +Dr O +. O +C O +. O + +Guilhot O +( O +CNRS O +- O +IPBS O +, O +Toulouse O +France O +) O +. O + +Bacilli O +were O +grown O +in O +Middlebrook O +7H9 O +medium O +( O +Difco O +) O +supplemented O +with O +10 O +% O +albumin O +- O +dextrose O +- O +catalase O +( O +Difco O +) O +. O + +Fluorescent O +M B +. I +smegmatis I +and O +M B +. I +smegmatis I +/ O +hma O +were O +obtained O +by O +FITC O +labelling O +as O +described O +in O +[ O +18 O +] O +. O + +Isolation O +of O +RNA O +from O +intraphagosomal O +M B +. I +tb I + +Six O +and O +12 O +days O +post O +- O +infection O +( O +MOI O +10 O +) O +, O +macrophages O +and O +FMs O +( O +5 O +x O +106 O +) O +were O +washed O +twice O +with O +PBS O +, O +scraped O +off O +the O +cell O +dishes O +and O +recovered O +by O +centrifugation O +. O + +The O +cell O +pellets O +were O +lysed O +with O +lysis O +buffer O +( O +RNEasy O +mini O +kit O +, O +Quiagen O +) O +and O +transferred O +to O +2 O +ml O +Eppendorf O +- O +tubes O +containing O +a O +0 O +. O +5 O +ml O +suspension O +of O +0 O +. O +1 O +mm O +- O +diameter O +glass O +beads O +( O +Biospec O +) O +. O + +Mycobacteria O +were O +disrupted O +using O +a O +bead O +beater O +( O +Retsch O +) O +followed O +by O +a O +5 O +min O +centrifugation O +at O +14 O +000g O +. O + +RNA O +contained O +in O +the O +supernatant O +was O +then O +column O +- O +purified O +according O +to O +the O +manufacturer O +' O +s O +conditions O +using O +the O +RNEasy O +mini O +kit O +( O +Qiagen O +) O +and O +quantified O +. O + +Quantitative O +Real O +- O +Time O +RT O +- O +PCR O + +In O +RNA O +samples O +DNA O +contamination O +was O +excluded O +by O +DNAse O +I O +treatment O +( O +Ambion O +) O +. O + +1 O +micro O +g O +total O +RNA O +was O +reverse O +- O +transcribed O +using O +random O +hexamer O +primers O +( O +Ambion O +) O +and O +Superscript O +III O +reverse O +transcriptase O +( O +Invitrogen O +) O +. O + +Real O +- O +time O +PCR O +was O +performed O +on O +cDNA O +using O +the O +SYBR O +green O +essay O +( O +Applied O +Biosystems O +) O +. O + +Reverse O +and O +forward O +primers O +used O +are O +listed O +below O +in O +Table O +1 O +. O + +Fluorescence O +was O +measured O +by O +ABIPrism O +7300 O +( O +Applied O +Biosystems O +) O +. O + +The O +calculated O +threshold O +cycle O +( O +Ct O +) O +value O +for O +each O +gene O +of O +interest O +was O +normalized O +to O +the O +Ct O +value O +for O +16S O +and O +the O +fold O +expression O +was O +calculated O +using O +the O +formula O +: O +fold O +change O += O +2 O +- O +Delta O +. O +( O +Delta O +Ct O +) O +[ O +19 O +] O +. O + +Real O +- O +time O +PCR O +conditions O +include O +initial O +activation O +at O +94 O +degrees O +C O +for O +5 O +min O +, O +followed O +by O +40 O +cycles O +of O +denaturation O +at O +94 O +degrees O +C O +for O +30 O +sec O +, O +annealing O +and O +extension O +at O +65 O +degrees O +C O +for O +1 O +min O +. O + +The O +gene O +induction O +ratios O +were O +obtained O +by O +comparing O +gene O +expression O +levels O +in O +intracellular O +bacilli O +with O +those O +of O +log O +- O +phase O +in O +vitro O +- O +grown O +bacilli O +. O + +RNAs O +were O +isolated O +from O +two O +independent O +macrophage O +infections O +. O + +In O +vitro O +human B +granuloma O +formation O + +In O +vitro O +granulomas O +were O +obtained O +as O +previously O +described O +[ O +7 O +] O +. O + +Briefly O +, O +1 O +x O +106 O +freshly O +isolated O +Peripheral O +Blood O +Mononuclear O +Cells O +( O +PBMCs O +) O +were O +incubated O +with O +1 O +x O +104 O +viable O +M B +. I +tb I +, O +or O +1 O +x O +103 O +viable O +M B +. I +smegmatis I +or O +M B +. I +smegmatis I +/ O +hma O +. O + +The O +culture O +medium O +was O +RPMI O +- O +1640 O ++ O +Glutamax O +( O +Difco O +) O +, O +containing O +7 O +. O +5 O +% O +human B +AB O +serum O +( O +Sigma O +- O +Aldrich O +) O +. O + +Macrophage O +differentiation O + +2 O +. O +5 O +x O +106 O +PBMCs O +prepared O +in O +RPMI O +- O +1640 O ++ O +Glutamax O +( O +Difco O +) O +were O +plated O +over O +coverslips O +in O +24 O +- O +well O +plates O +. O + +After O +2 O +h O +culture O +at O +37 O +degrees O +C O +, O +cells O +were O +washed O +3 O +times O +with O +PBS O +and O +then O +refed O +with O +RPMI O +- O +1640 O ++ O +Glutamax O +( O +Difco O +) O +, O +containing O +7 O +. O +5 O +% O +human B +AB O +serum O +. O + +After O +6 O +days O +of O +culturing O +, O +macrophages O +were O +differentiated O +. O + +Respiratory O +burst O +assay O +with O +Nitroblue O +tetrazolium O +( O +NBT O +) O + +Human B +monocyte O +derived O +macrophages O +were O +stimulated O +with O +M B +. I +smegmatis I +/ O +hma O +for O +2 O +h O +at O +37 O +degrees O +C O +, O +washed O +and O +reincubated O +in O +mycobacterium O +- O +free O +medium O +. O + +After O +2 O +days O +of O +differentiation O +into O +FMs O +, O +macrophages O +were O +co O +- O +stained O +with O +NBT O +( O +2 O +mg O +/ O +ml O +Sigma O +- O +Aldrich O +) O +and O +Nile O +red O +( O +Sigma O +- O +Aldrich O +) O +for O +30 O +min O +at O +37 O +degrees O +C O +. O + +Stained O +cells O +were O +fixed O +and O +then O +analysed O +with O +an O +inverted O +microscope O +( O +Nikon O +TE O +300 O +) O +. O + +Phagocytosis O +and O +Survival O +test O + +For O +phagocytosis O +assays O +, O +differentiated O +macrophages O +were O +incubated O +with O +M B +. I +smegmatis I +/ O +hma O +mycolic O +acids O +for O +2 O +days O +and O +then O +infected O +with O +1 O +x O +108 O +labeled O +mycobacteria O +per O +well O +for O +90 O +min O +, O +washed O +3 O +times O +with O +PBS O +and O +chased O +for O +3 O +h O +in O +fresh O +culture O +medium O +. O + +For O +survival O +experiments O +, O +macrophages O +were O +infected O +with O +M B +. I +tuberculosis I +- O +GFP O +( O +10 O +bacteria O +/ O +cell O +) O +, O +washed O +3 O +times O +with O +PBS O +( O +Gibco O +) O +and O +re O +- O +incubated O +in O +fresh O +culture O +medium O +. O + +At O +selected O +time O +points O +thereafter O +( O +1 O +, O +3 O +, O +6 O +, O +10 O +and O +14 O +days O +) O +cells O +were O +labeled O +with O +Nile O +red O +( O +Sigma O +- O +Aldrich O +) O +, O +fixed O +and O +observed O +under O +a O +confocal O +microscope O +. O + +The O +amount O +of O +mycobacteria O +per O +cells O +was O +evaluated O +. O + +( O +100 O +cells O +were O +analyzed O +for O +each O +time O +point O +) O +. O + +Lipid O +body O +staining O +and O +immunostaining O + +Granuloma O +cells O +were O +collected O +and O +plated O +onto O +glass O +coverslips O +with O +a O +cytospin O +( O +Thermo O +Shandon O +) O +fixed O +for O +30 O +min O +in O +PBS O +- O +PFA O +4 O +% O +and O +stained O +with O +Oil O +red O +- O +O O +( O +Sigma O +- O +Aldrich O +) O +as O +described O +[ O +20 O +] O +. O + +The O +slides O +were O +then O +counterstained O +with O +haematoxylin O +( O +Dako O +Cytomation O +) O +and O +observed O +under O +an O +inverted O +microscope O +( O +Nikon O +TE O +300 O +) O +. O + +For O +fluorescence O +analysis O +, O +granuloma O +cells O +or O +macrophages O +were O +collected O +in O +PBS O +, O +lipid O +bodies O +were O +stained O +with O +Nile O +red O +( O +Sigma O +- O +Aldrich O +, O +0 O +. O +1 O +micro O +g O +/ O +ml O +, O +from O +a O +stock O +solution O +in O +methanol O +) O +for O +15 O +min O +washed O +with O +PBS O +, O +fixed O +for O +30 O +min O +in O +PBS O +- O +PFA O +4 O +% O +, O +mounted O +with O +the O +fluorescent O +mounting O +medium O +( O +Dako O +Cytomation O +) O +and O +observed O +under O +a O +confocal O +microscope O +. O + +In O +order O +to O +distinguish O +the O +lipids O +contained O +within O +lipid O +bodies O +, O +from O +those O +of O +the O +cell O +membrane O +, O +we O +used O +the O +fluorescent O +emission O +spectrum O +properties O +of O +Nile O +red O +which O +depend O +upon O +the O +kind O +of O +lipid O +associated O +with O +Nile O +red O +, O +i O +. O +e O +. O +for O +triacylglycerol O +: O +lambda O +max O +em O += O +590 O +nm O +, O +for O +phospholipids O +: O +lambda O +max O +em O += O +640 O +nm O +( O +Molecular O +Probes O +handbook O +) O +. O + +On O +confocal O +microscopy O +pictures O +, O +the O +phospholipid O +background O +of O +both O +macrophages O +and O +FM O +appears O +in O +red O +and O +the O +triacylglycerol O +- O +rich O +lipid O +bodies O +appear O +in O +white O +. O + +Cells O +were O +considered O +to O +be O +positive O +for O +Nile O +red O +staining O +when O +more O +than O +50 O +% O +of O +the O +cell O +surface O +was O +stained O +( O +see O +Figure O +S2 O +) O +. O + +Mycolic O +acid O +isolation O + +Bacterial O +residues O +obtained O +after O +lipid O +extraction O +with O +organic O +solvents O +[ O +17 O +] O +were O +saponified O +with O +a O +mixture O +of O +40 O +% O +KOH O +aqueous O +solution O +and O +methoxyethanol O +( O +1 O +: O +7 O +, O +v O +/ O +v O +) O +at O +110 O +degrees O +C O +for O +3 O +hours O +in O +a O +screw O +- O +capped O +tube O +. O + +After O +acidification O +, O +fatty O +acids O +were O +extracted O +with O +diethylether O +, O +derivatised O +into O +methyl O +esters O +with O +diazomethane O +and O +analyzed O +by O +analytical O +thin O +- O +layer O +chromatography O +on O +silica O +Gel O +60 O +( O +Silica O +Gel O +60 O +Macherey O +- O +Nagel O +) O +using O +either O +dicholoromethane O +or O +petroleum O +ether O +/ O +diethylether O +( O +9 O +: O +1 O +, O +v O +/ O +v O +, O +five O +runs O +) O +. O + +Visualization O +of O +lipid O +spots O +was O +performed O +by O +spraying O +the O +plates O +with O +molybdophosphoric O +acid O +( O +10 O +% O +in O +ethanol O +) O +, O +followed O +by O +charring O +. O + +Processing O +for O +electron O +microscopy O + +Granulomas O +were O +fixed O +for O +1 O +hour O +at O +room O +temperature O +with O +2 O +. O +5 O +% O +glutaraldehyde O +in O +0 O +. O +1 O +M O +cacodylate O +buffer O +, O +pH O +7 O +. O +2 O +, O +containing O +0 O +. O +1 O +M O +sucrose O +, O +5 O +mM O +CaCl2 O +and O +5 O +mM O +MgCl2 O +. O + +After O +two O +successive O +15 O +- O +min O +washes O +with O +the O +same O +buffer O +, O +the O +granulomas O +were O +postfixed O +for O +1 O +hour O +at O +RT O +with O +1 O +% O +osmium O +tetroxide O +( O +Electron O +Microscopy O +Science O +) O +in O +the O +same O +buffer O +devoid O +of O +sucrose O +. O + +The O +granulomas O +were O +scraped O +off O +the O +culture O +dishes O +with O +a O +rubber O +policeman O +and O +concentrated O +in O +1 O +% O +agarose O +in O +the O +same O +buffer O +. O + +After O +a O +one O +hour O +treatment O +at O +room O +temperature O +with O +1 O +% O +uranyl O +acetate O +in O +Veronal O +buffer O +, O +the O +samples O +were O +dehydrated O +in O +a O +graded O +series O +of O +ethanol O +and O +embedded O +in O +Spurr O +resin O +. O + +Thin O +sections O +were O +stained O +with O +uranyl O +acetate O +and O +lead O +citrate O +. O + +Image O +acquisition O +in O +confocal O +microscopy O + +The O +images O +were O +obtained O +using O +a O +Leica O +confocal O +fluorescence O +microscope O +( O +SP2 O +) O +equipped O +with O +a O +Plan O +Apo O +40 O +x O +1 O +. O +4 O +Ph O +6 O +objective O +( O +Olympus O +Optical O +) O +and O +CoolSNAP O +- O +Pro O +CF O +digital O +camera O +in O +conjunction O +with O +Image O +- O +Pro O +Plus O +version O +4 O +. O +5 O +. O +1 O +. O +3 O +software O +( O +Media O +Cybernetics O +) O +. O + +The O +images O +were O +edited O +using O +Adobe O +Photoshop O +CS2 O +9 O +software O +( O +Adobe O +Systems O +) O +. O + +Results O + +Foamy O +macrophages O +are O +strongly O +associated O +with O +necrotic O +lesions O +and O +often O +contain O +M B +. I +tuberculosis I + +We O +analyzed O +lymph O +node O +biopsies O +from O +10 O +tuberculous O +patients B +as O +a O +first O +step O +for O +evaluating O +the O +role O +of O +FMs O +within O +tuberculous O +granulomas O +. O + +A O +section O +through O +a O +representative O +biopsy O +is O +shown O +in O +Figure O +1 O +. O + +Well O +- O +circumscribed O +and O +- O +differentiated O +granulomatous O +structures O +were O +observed O +in O +all O +the O +samples O +( O +Figure O +1A O +) O +. O + +Classically O +, O +lesions O +display O +a O +necrotic O +center O +( O +N O +) O +, O +an O +interface O +area O +between O +the O +necrotic O +center O +and O +the O +histiocytes O +( O +I O +) O +, O +and O +some O +peripheral O +granulomas O +( O +G O +) O +. O + +Only O +seven O +out O +of O +ten O +patients B +presented O +lesions O +displaying O +central O +necrosis O +( O +Table O +2 O +) O +. O + +Staining O +of O +the O +histology O +samples O +with O +Oil O +red O +- O +O O +, O +a O +classic O +lipid O +stain O +, O +confirmed O +the O +presence O +of O +FMs O +within O +the O +granulomatous O +structures O +in O +six O +out O +of O +seven O +samples O +presenting O +necrosis O +( O +Figure O +1B O +) O +, O +whereas O +no O +FMs O +were O +found O +in O +the O +three O +non O +- O +necrotic O +lesions O +( O +Table O +2 O +) O +. O + +Noteworthy O +, O +in O +samples O +with O +necrotic O +areas O +, O +FMs O +were O +always O +found O +in O +the O +interface O +region O +flanking O +the O +central O +necrosis O +( O +Figure O +1B O +) O +. O + +These O +observations O +firstly O +confirmed O +the O +presence O +of O +FMs O +in O +most O +TB O +patients B +' O +lesions O +thereby O +suggesting O +that O +these O +cells O +play O +an O +important O +role O +in O +the O +formation O +/ O +maintenance O +of O +such O +lesions O +. O + +Second O +, O +FMs O +seem O +to O +be O +associated O +with O +necrosis O +, O +which O +is O +a O +hallmark O +of O +TB O +lesions O +, O +since O +they O +were O +observed O +only O +in O +lesions O +with O +a O +necrotic O +center O +and O +preferentially O +located O +around O +the O +necrotic O +area O +. O + +Interestingly O +, O +staining O +, O +in O +parallel O +, O +of O +serial O +thin O +sections O +from O +a O +patient B +' O +s O +lesion O +biopsy O +with O +Oil O +red O +- O +O O +( O +Figure O +1C O +) O +and O +Ziehl O +Nielsen O +( O +Figure O +1D O +) O +, O +showed O +that O +most O +of O +the O +bacilli O +( O +arrow O +) O +were O +located O +in O +the O +same O +area O +as O +FMs O +, O +thus O +suggesting O +a O +strong O +association O +between O +the O +persisting O +tubercle O +bacilli O +and O +FMs O +within O +granulomas O +. O + +M B +. I +tuberculosis I +induces O +the O +formation O +of O +FMs O +within O +in O +vitro O +human B +tuberculous O +granulomas O + +To O +further O +characterize O +the O +role O +of O +FMs O +in O +the O +granulomatous O +response O +, O +we O +assessed O +whether O +FM O +formation O +in O +granulomatous O +structures O +was O +triggered O +only O +by O +pathogenic O +mycobacterial O +species O +( O +M B +. I +tb I +) O +, O +or O +by O +low O +virulent O +ones O +( O +M B +. I +smegmatis I +) O +as O +well O +. O + +PBMCs O +from O +non O +- O +tuberculous O +control O +individuals O +were O +infected O +with O +M B +. I +tb I +or O +M B +. I +smegmatis I +, O +following O +the O +procedure O +previously O +described O +for O +the O +induction O +of O +granulomatous O +structures O +( O +[ O +7 O +] O +, O +[ O +9 O +] O +and O +Figure O +S1 O +) O +. O + +Granuloma O +cells O +collected O +at O +days O +3 O +and O +11 O +were O +stained O +with O +Oil O +red O +- O +O O +to O +visualize O +the O +lipid O +droplets O +within O +FMs O +under O +the O +light O +microscope O +( O +Figure O +2 O +) O +. O + +At O +day O +3 O +, O +several O +M B +. I +tb I +- O +induced O +granuloma O +cells O +already O +showed O +lipid O +bodies O +( O +Figure O +2A O +) O +. O + +In O +contrast O +, O +the O +cells O +collected O +from O +M B +. I +smegmatis I +- O +induced O +granulomas O +were O +seldom O +( O +5 O +% O +) O +positively O +stained O +( O +Figure O +2B O +) O +. O + +Interestingly O +, O +M B +. I +avium I +induced O +FM O +formation O +in O +a O +similar O +way O +to O +M B +. I +tb I +( O +not O +shown O +) O +. O + +By O +day O +11 O +, O +the O +amount O +of O +positively O +stained O +cells O +had O +increased O +in O +M B +. I +tb I +- O +induced O +granulomas O +, O +but O +not O +in O +M B +. I +smegmatis I +- O +induced O +ones O +. O + +In O +addition O +, O +the O +number O +of O +lipid O +bodies O +per O +cell O +increased O +dramatically O +with O +time O +, O +as O +depited O +in O +the O +enlarged O +views O +( O +Figures O +2A O +, O +C O +) O +. O + +The O +quantitative O +evaluation O +of O +the O +percentage O +of O +FMs O +within O +granulomas O +induced O +by O +both O +strains O +confirmed O +the O +differences O +observed O +under O +the O +light O +microscope O +, O +and O +showed O +a O +seven O +- O +fold O +difference O +( O +44 O +% O +vs O +6 O +% O +respectively O +) O +between O +M B +. I +tb I +and O +M B +. I +smegmatis I +in O +terms O +of O +their O +ability O +to O +induce O +FM O +formation O +( O +Figure O +2D O +) O +. O + +Our O +results O +therefore O +show O +that O +virulent O +species O +such O +as O +M B +. I +tb I +and O +M B +. I +avium I +, O +contrary O +to O +poorly O +or O +avirulent O +ones O +such O +as O +M B +. I +smegmatis I +, O +are O +able O +to O +induce O +the O +formation O +of O +FMs O +within O +our O +experimental O +model O +. O + +Oxygenated O +mycolic O +acids O +induce O +the O +maturation O +of O +macrophages O +into O +FMs O + +Mycolic O +acids O +from O +M B +. I +tb I +incorporated O +into O +liposomes O +were O +recently O +shown O +to O +trigger O +the O +differentiation O +of O +mice B +peritoneal O +macrophages O +into O +foamy O +- O +like O +cells O +[ O +21 O +] O +. O + +Interestingly O +, O +both O +M B +. I +tb I +and O +M B +. I +avium I +, O +which O +induce O +FM O +formation O +, O +express O +a O +family O +of O +oxygenated O +mycolic O +acids O +, O +especially O +ketomycolic O +acids O +, O +which O +are O +not O +produced O +by O +M B +. I +smegmatis I +( O +Figure O +3A O +) O +. O + +In O +this O +context O +, O +inactivation O +of O +the O +M B +. I +tb I +hma O +gene O +( O +mmaA4 O +- O +Rv0642c O +) O +was O +shown O +to O +abolish O +the O +synthesis O +of O +oxygenated O +keto O +- O +and O +hydroxyl O +- O +mycolic O +acid O +in O +the O +mutant O +strain O +[ O +17 O +] O +. O + +Conversely O +, O +transforming O +M B +. I +smegmatis I +with O +the O +hma O +gene O +induced O +the O +production O +of O +both O +keto O +- O +and O +hydroxyl O +- O +mycolic O +acids O +[ O +22 O +] O +, O +( O +Figures O +3B O +, O +C O +) O +. O + +In O +the O +light O +of O +both O +data O +, O +we O +anticipated O +that O +oxygenated O +mycolic O +acids O +specifically O +produced O +by O +M B +. I +tb I +and O +M B +. I +avium I +, O +under O +the O +control O +of O +hma O +, O +are O +responsible O +for O +FM O +formation O +within O +human B +granulomas O +. O + +To O +test O +this O +hypothesis O +, O +we O +compared O +FM O +formation O +after O +infection O +of O +PBMCs O +with O +either O +the O +wild O +- O +type O +, O +or O +the O +hma O +- O +expressing O +M B +. I +smegmatis I +strain O +( O +M B +. I +smegmatis I +/ O +hma O +) O +. O + +Granulomas O +cells O +were O +collected O +3 O +days O +later O +and O +stained O +with O +Oil O +red O +- O +O O +to O +visualize O +lipid O +bodies O +. O + +Wild O +- O +type O +M B +. I +smegmatis I +- O +induced O +granulomas O +displayed O +only O +5 O +. O +5 O +% O +of O +FM O +, O +whereas O +the O +hma O +gene O +- O +expressing O +strain O +induced O +granulomas O +bearing O +a O +majority O +( O +67 O +% O +) O +of O +brightly O +stained O +Oil O +red O +- O +O O +positive O +cells O +( O +Figures O +4A O +, O +B O +, O +C O +) O +. O + +Induction O +of O +FM O +formation O +was O +even O +greater O +if O +isolated O +macrophages O +were O +directly O +infected O +with O +either O +strain O +. O + +After O +only O +4 O +hours O +of O +infection O +, O +M B +. I +smegmatis I +/ O +hma O +had O +already O +transformed O +64 O +% O +of O +the O +infected O +macrophages O +into O +lipid O +body O +- O +positive O +cells O +( O +see O +Figure O +S2 O +for O +Nile O +red O +positive O +cells O +) O +, O +whereas O +only O +9 O +% O +of O +the O +cells O +contained O +lipid O +bodies O +after O +infection O +with O +the O +wild O +- O +type O +strain O +( O +Figures O +4D O +, O +E O +, O +F O +) O +. O + +To O +confirm O +the O +specific O +role O +of O +hma O +- O +dependent O +oxygenated O +mycolic O +acids O +in O +FM O +formation O +, O +and O +to O +rule O +out O +a O +possible O +combined O +effect O +of O +oxygenated O +mycolic O +- O +acids O +with O +other O +mycobacterial O +components O +, O +mycolic O +acids O +isolated O +from O +wild O +- O +type O +M B +. I +smegmatis I +or O +M B +. I +smegmatis I +/ O +hma O +were O +incubated O +with O +isolated O +macrophages O +. O + +With O +mycolic O +acids O +isolated O +from O +the O +wild O +- O +type O +strain O +, O +only O +13 O +% O +of O +the O +macrophages O +were O +transformed O +into O +FM O +whereas O +66 O +% O +of O +the O +macrophages O +incubated O +with O +mycolic O +acids O +isolated O +from O +M B +. I +smegmatis I +/ O +hma O +were O +strongly O +stained O +for O +lipid O +bodies O +( O +Figures O +4G O +, O +H O +, O +I O +) O +. O + +These O +results O +therefore O +indicate O +that O +oxygenated O +mycolic O +acids O +play O +a O +leading O +role O +in O +M B +. I +tb I +- O +induced O +FM O +formation O +. O + +The O +phagocytic O +and O +bactericidal O +activities O +are O +arrested O +in O +FMs O + +To O +assess O +the O +function O +of O +granuloma O +FM O +, O +we O +first O +evaluated O +the O +ability O +of O +such O +cells O +to O +mediate O +phagocytosis O +. O + +For O +this O +purpose O +, O +macrophages O +isolated O +from O +PBMCs O +were O +exposed O +to O +M B +. I +smegmatis I +/ O +hma O +- O +derived O +mycolic O +acids O +to O +induce O +FM O +formation O +. O + +Two O +days O +later O +, O +the O +cell O +population O +contained O +a O +mixture O +of O +FM O +( O +50 O +- O +70 O +% O +) O +and O +macrophages O +( O +30 O +- O +50 O +% O +) O +, O +as O +assessed O +by O +Nile O +red O +staining O +( O +not O +shown O +) O +. O + +The O +mixed O +cell O +population O +was O +infected O +with O +FITC O +- O +labelled O +M B +. I +smegmatis I +. O + +Intracellular O +bacilli O +were O +found O +only O +within O +Nile O +red O +- O +negative O +macrophages O +thereby O +indicating O +that O +FMs O +are O +unable O +to O +ingest O +bacteria O +( O +Figure O +5A O +) O +. O + +This O +result O +was O +reproduced O +using O +other O +mycobacterial O +strains O +, O +such O +as O +M B +. I +tb I +and O +M B +. I +bovis I +BCG I +, O +for O +infection O +( O +not O +shown O +) O +. O + +These O +results O +further O +suggest O +that O +the O +bacilli O +found O +in O +granuloma O +FMs O +were O +internalized O +by O +macrophages O +prior O +to O +their O +transformation O +into O +FMs O +. O + +To O +assess O +whether O +FMs O +are O +able O +to O +develop O +a O +respiratory O +burst O +, O +which O +is O +a O +major O +intracellular O +bactericidal O +activity O +, O +the O +ability O +of O +Nile O +red O +positive O +cells O +( O +i O +. O +e O +. O +FMs O +) O +to O +mediate O +NBT O +reduction O +was O +determined O +. O + +As O +shown O +in O +Figure O +5D O +, O +only O +8 O +% O +of O +the O +NBT O +- O +positive O +cells O +( O +Figure O +5B O +) O +were O +Nile O +red O +positive O +FMs O +( O +Figure O +5C O +) O +. O + +This O +strongly O +suggests O +that O +once O +macrophages O +have O +differentiated O +into O +FMs O +, O +they O +lose O +the O +ability O +to O +mediate O +intracellular O +bactericidal O +activity O +. O + +We O +postulate O +that O +FMs O +could O +, O +therefore O +, O +form O +a O +secure O +reservoir O +for O +the O +tubercle O +bacilli O +. O + +M B +. I +tuberculosis I +persists O +in O +a O +dormant O +non O +- O +replicative O +state O +in O +FMs O + +To O +evaluate O +the O +validity O +of O +the O +above O +hypothesis O +, O +we O +analyzed O +the O +ability O +of O +M B +. I +tb I +to O +replicate O +within O +FMs O +. O + +For O +this O +purpose O +, O +isolated O +macrophages O +were O +infected O +with O +M B +. I +tb I +. O + +At O +selected O +intervals O +post O +- O +infection O +, O +the O +amount O +of O +bacilli O +per O +cell O +was O +compared O +in O +both O +non O +- O +differentiated O +macrophages O +and O +FMs O +( O +Figure O +5E O +) O +. O + +Until O +day O +6 O +, O +M B +. I +tb I +replicated O +in O +a O +similar O +fashion O +in O +both O +cell O +types O +. O + +In O +contrast O +, O +after O +day O +6 O +post O +- O +infection O +, O +the O +amount O +of O +bacilli O +remained O +stationary O +in O +FMs O +, O +whereas O +it O +continued O +to O +increase O +in O +macrophages O +. O + +It O +is O +interesting O +to O +note O +that O +arrest O +of O +bacterial O +replication O +coincided O +with O +completion O +of O +macrophage O +differentiation O +into O +FM O +, O +i O +. O +e O +. O +starting O +from O +day O +3 O +post O +- O +infection O +. O + +Our O +data O +suggest O +, O +that O +the O +bacilli O +found O +in O +granuloma O +FMs O +were O +internalized O +by O +macrophages O +prior O +to O +their O +differentiation O +into O +FMs O +and O +also O +that O +bacilli O +can O +terminate O +their O +replication O +cycle O +while O +macrophages O +are O +being O +transformed O +into O +FM O +, O +but O +that O +replication O +comes O +to O +a O +halt O +as O +soon O +as O +the O +maturation O +process O +is O +complete O +. O + +We O +next O +determined O +whether O +the O +non O +- O +replicative O +bacilli O +observed O +in O +FMs O +were O +still O +alive O +. O + +For O +this O +purpose O +, O +we O +analyzed O +the O +expression O +of O +a O +series O +of O +genes O +known O +to O +be O +up O +- O +regulated O +when O +bacilli O +are O +in O +a O +persistent O +non O +- O +replicating O +state O +[ O +23 O +] O +, O +[ O +24 O +] O +. O + +RNA O +was O +, O +therefore O +, O +prepared O +from O +both O +in O +vitro O +- O +grown O +M B +. I +tb I +and O +intracellular O +bacilli O +at O +day O +6 O +and O +12 O +post O +- O +infection O +. O + +The O +respective O +amounts O +of O +RNA O +corresponding O +to O +isocitrate O +lyase O +, O +alpha O +- O +cristallin O +, O +a O +very O +hypothetical O +7 O +. O +6 O +kDa O +protein O +, O +CHP O +and O +DosR O +proteins O +were O +then O +quantified O +by O +RT O +- O +PCR O +. O + +As O +shown O +in O +Table O +3 O +, O +the O +dormancy O +genes O +were O +all O +strongly O +up O +- O +regulated O +in O +intracellular O +bacilli O +at O +day O +12 O +post O +- O +infection O +. O + +These O +results O +further O +demonstrate O +that O +the O +bacilli O +are O +not O +killed O +in O +FMs O +, O +but O +rather O +persist O +in O +a O +dormant O +, O +and O +therefore O +non O +- O +replicative O +stage O +[ O +25 O +] O +. O + +Interestingly O +, O +the O +dormancy O +genes O +were O +not O +as O +strongly O +expressed O +at O +day O +6 O +, O +time O +at O +which O +bacteria O +were O +still O +able O +to O +replicate O +in O +macrophages O +undergoing O +differentiation O +into O +FMs O +. O + +Characterization O +of O +M B +. I +tb I +survival O +within O +FMs O +and O +interaction O +with O +lipid O +bodies O + +To O +gain O +further O +insight O +into O +the O +morphological O +appearance O +of O +M B +. I +tb I +within O +FM O +and O +into O +the O +interactions O +between O +FM O +lipid O +bodies O +( O +LB O +) O +and O +M B +. I +tb I +- O +containing O +phagosomes O +, O +granulomas O +were O +fixed O +and O +processed O +for O +conventional O +electron O +microscopy O +at O +days O +3 O +and O +11 O +post O +- O +infection O +. O + +Whatever O +the O +time O +point O +at O +which O +granuloma O +cells O +were O +observed O +, O +bacteria O +were O +all O +enclosed O +in O +phagosomes O +, O +most O +of O +which O +contained O +a O +single O +bacterium O +. O + +None O +of O +them O +( O +over O +a O +thousand O +which O +were O +examined O +under O +the O +electron O +microscope O +) O +were O +free O +in O +the O +cytoplasm O +and O +only O +one O +was O +enclosed O +in O +a O +classical O +autophagic O +vacuole O +. O + +At O +day O +3 O +post O +- O +infection O +, O +FMs O +profiles O +( O +thin O +sections O +) O +were O +scarce O +, O +representing O +at O +most O +9 O +% O +of O +the O +total O +population O +of O +macrophage O +profiles O +observed O +under O +the O +electron O +microscope O +( O +Figure O +6A O +) O +. O + +In O +addition O +, O +86 O +% O +of O +the O +FM O +profiles O +displayed O +at O +most O +5 O +small O +LBs O +( O +Figure O +6B O +) O +. O + +At O +this O +stage O +of O +granuloma O +formation O +, O +bacteria O +were O +infrequent O +in O +FM O +, O +but O +were O +found O +in O +other O +types O +of O +macrophages O +. O + +One O +of O +these O +displayed O +large O +numbers O +of O +vacuoles O +containing O +flocculent O +material O +and O +often O +one O +or O +two O +LBs O +. O + +Over O +95 O +% O +of O +the O +bacteria O +located O +in O +the O +different O +granuloma O +macrophages O +were O +morphologically O +intact O +, O +and O +therefore O +alive O +[ O +26 O +] O +. O + +Intact O +bacteria O +present O +no O +breaks O +in O +the O +cell O +wall O +or O +cytoplasmic O +membrane O +and O +their O +cytoplasm O +has O +preserved O +its O +ultrastructural O +organization O +and O +electron O +opacity O +. O + +Furthermore O +, O +they O +display O +no O +electron O +translucent O +intracytoplasmic O +lipid O +inclusions O +( O +ILI O +) O +. O + +Bacteria O +were O +also O +observed O +in O +between O +cells O +, O +probably O +as O +a O +result O +of O +cell O +lysis O +within O +granulomas O +. O + +These O +bacteria O +were O +also O +morphologically O +intact O +and O +devoid O +of O +ILI O +( O +not O +shown O +) O +. O + +At O +day O +11 O +post O +- O +infection O +, O +M B +. I +tb I +- O +containing O +macrophages O +displaying O +large O +numbers O +of O +vacuoles O +with O +flocculent O +material O +were O +less O +frequently O +observed O +. O + +Interestingly O +, O +the O +amount O +of O +such O +vacuoles O +had O +strongly O +decreased O +in O +most O +of O +these O +cells O +while O +the O +number O +of O +LBs O +had O +increased O +. O + +The O +percentage O +of O +FM O +had O +increased O +to O +reach O +41 O +% O +of O +the O +total O +population O +of O +macrophage O +profiles O +within O +the O +granulomas O +( O +Figure O +6A O +) O +. O + +From O +these O +observations O +, O +it O +is O +tempting O +to O +assume O +that O +the O +highly O +vesiculated O +macrophages O +give O +rise O +to O +FMs O +. O + +Within O +FMs O +, O +the O +size O +and O +amount O +of O +LBs O +had O +also O +increased O +with O +time O +since O +48 O +% O +of O +the O +FM O +profiles O +now O +displayed O +more O +than O +5 O +LB O +per O +FM O +thin O +section O +( O +Figure O +6B O +) O +, O +randomly O +distributed O +within O +the O +cells O +( O +Figure O +6C O +) O +. O + +About O +30 O +% O +of O +the O +FM O +profiles O +displayed O +between O +1 O +and O +20 O +bacteria O +, O +which O +were O +morphologically O +intact O +and O +enclosed O +within O +phagosomes O +( O +Figure O +6C O +, O +enlarged O +view O +) O +. O + +The O +interaction O +between O +these O +bacteria O +and O +the O +cellular O +LBs O +was O +next O +examined O +at O +day O +11 O +. O + +Sixty O +percent O +of O +the O +bacilli O +were O +scattered O +throughout O +the O +FMs O +and O +displayed O +no O +obvious O +signs O +of O +interaction O +with O +the O +cellular O +LBs O +. O + +A O +small O +fraction O +of O +the O +bacteria O +( O +21 O +% O +) O +, O +however O +, O +were O +observed O +in O +the O +close O +vicinity O +of O +cellular O +LBs O +. O + +The O +membrane O +of O +the O +phagosomes O +in O +which O +they O +were O +enclosed O +clearly O +interacted O +with O +cellular O +LBs O +( O +Figures O +6C O +, O +7A O +, O +7B O +, O +arrows O +) O +and O +became O +tightly O +apposed O +to O +an O +increasingly O +larger O +surface O +area O +of O +the O +LB O +. O + +As O +a O +result O +, O +the O +phagosomes O +started O +to O +surround O +LBs O +in O +a O +zippering O +fashion O +( O +Figures O +7E O +, O +F O +) O +. O + +Ultimately O +, O +bacilli O +( O +19 O +% O +) O +were O +translocated O +to O +cellular O +LBs O +( O +Figure O +7C O +) O +. O + +From O +these O +observations O +, O +it O +is O +tempting O +to O +assume O +that O +M B +. I +tb I +- O +containing O +phagosomes O +engulf O +cellular O +LBs O +rather O +than O +fusing O +with O +them O +. O + +This O +process O +, O +which O +is O +reminiscent O +of O +autophagy O +, O +resulted O +in O +the O +transfer O +of O +free O +bacteria O +into O +the O +lumen O +of O +cellular O +LBs O +( O +Figure O +7C O +) O +, O +some O +of O +which O +displayed O +up O +to O +21 O +bacteria O +( O +Figure O +7G O +) O +. O + +Interestingly O +, O +only O +altered O +M B +. I +tb I +found O +within O +FM O +lipid O +bodies O +exhibited O +electron O +translucent O +ILIs O +( O +Figures O +7D O +, O +G O +) O +, O +thereby O +suggesting O +that O +they O +are O +able O +to O +accumulate O +host O +cell O +lipids O +. O + +In O +previous O +work O +, O +the O +term O +altered O +bacteria O +had O +been O +used O +to O +define O +live O +bacteria O +that O +had O +acquired O +ILIs O +[ O +26 O +] O +. O + +Since O +the O +presence O +of O +ILIs O +within O +the O +cytoplasm O +of O +M B +. I +tb I +is O +typical O +for O +non O +- O +replicating O +bacteria O +in O +a O +state O +of O +dormancy O +[ O +27 O +] O +, O +this O +further O +confirms O +that O +these O +bacteria O +are O +dormant O +. O + +Discussion O + +Studies O +carried O +out O +several O +decades O +ago O +suggested O +that O +postprimary O +tuberculosis O +starts O +as O +a O +lipid O +pneumonia O +[ O +28 O +] O +, O +[ O +29 O +] O +. O + +Indeed O +, O +following O +a O +first O +inflammatory O +process O +leading O +to O +exudates O +of O +mononuclear O +cells O +within O +alveolar O +spaces O +, O +early O +pathologists O +observed O +an O +accumulation O +of O +lipid O +droplets O +in O +alveolar O +macrophages O +of O +TB O +patients B +. O + +Tubercle O +bacilli O +were O +shown O +to O +reside O +in O +these O +lipid O +- O +rich O +macrophages O +which O +were O +named O +foamy O +macrophages O +( O +FMs O +) O +[ O +30 O +] O +. O + +Recently O +, O +histo O +- O +pathological O +analysis O +of O +biopsies O +from O +patients B +with O +untreated O +tuberculosis O +confirmed O +the O +century O +- O +old O +histological O +descriptions O +of O +postprimary O +tuberculosis O +[ O +10 O +] O +. O + +In O +this O +study O +, O +Hunter O +et O +al O +showed O +that O +postprimary O +tuberculosis O +begins O +as O +a O +lipid O +pneumonia O +with O +the O +accumulation O +of O +large O +amounts O +of O +lipid O +- O +rich O +FMs O +, O +accompanied O +by O +bronchial O +obstruction O +. O + +It O +was O +also O +shown O +that O +in O +alveolar O +foamy O +macrophages O +, O +the O +bacilli O +were O +mainly O +found O +within O +lipid O +droplets O +. O + +All O +these O +observations O +underline O +the O +important O +, O +yet O +often O +neglected O +, O +role O +of O +lipid O +accumulation O +, O +and O +more O +precisely O +FM O +formation O +, O +at O +the O +infectious O +site O +in O +the O +physiopathology O +of O +TB O +. O + +In O +murine O +experimental O +models O +, O +FMs O +accumulate O +within O +the O +outermost O +layer O +of O +granulomatous O +structures O +occupying O +the O +alveolar O +spaces O +during O +the O +chronic O +phase O +of O +infection O +. O + +This O +strongly O +suggests O +that O +FMs O +could O +be O +involved O +in O +lesion O +cleaning O +via O +phagocytic O +uptake O +of O +cellular O +debris O +generated O +by O +the O +local O +inflammatory O +response O +. O + +Once O +filled O +with O +debris O +, O +FMs O +would O +leave O +the O +parenchyma O +through O +the O +alveolar O +spaces O +up O +to O +the O +superior O +bronchial O +tree O +, O +to O +be O +finally O +swallowed O +and O +digested O +in O +the O +stomach O +[ O +31 O +] O +. O + +In O +fact O +, O +this O +process O +is O +very O +well O +known O +, O +and O +is O +a O +crucial O +factor O +for O +TB O +diagnosis O +in O +children B +. O + +As O +infants B +do O +not O +usually O +generate O +cavitary O +lesions O +, O +and O +because O +it O +is O +difficult O +to O +detect O +bacilli O +in O +the O +sputum O +, O +the O +diagnosis O +is O +linked O +to O +the O +detection O +of O +bacilli O +in O +the O +gastrointestinal O +lavage O +[ O +32 O +] O +. O + +We O +show O +that O +M B +. I +tb I +- O +induced O +the O +transformation O +of O +in O +vitro O +- O +grown O +human B +granuloma O +macrophages O +into O +FMs O +within O +6 O +days O +, O +and O +even O +more O +rapidly O +( O +3 O +- O +4 O +hours O +) O +in O +cultured O +macrophages O +. O + +Although O +this O +event O +occurs O +more O +quickly O +than O +in O +vivo O +, O +or O +in O +animal O +models O +, O +our O +data O +are O +consistent O +with O +the O +above O +in O +vivo O +observations O +. O + +Within O +FMs O +, O +bacilli O +and O +LBs O +were O +often O +tightly O +linked O +, O +to O +the O +point O +that O +a O +non O +- O +negligible O +amount O +of O +bacteria O +were O +ultimately O +observed O +within O +LBs O +. O + +Interestingly O +, O +some O +of O +the O +bacilli O +transferred O +into O +lipid O +bodies O +displayed O +their O +own O +intracytoplasmic O +lipid O +inclusions O +, O +which O +are O +considered O +to O +be O +one O +of O +the O +hallmarks O +of O +non O +- O +replicating O +( O +dormant O +) O +M B +. I +tb I +[ O +27 O +] O +. O + +The O +recent O +observation O +of O +persistent O +ILI O +- O +containing O +tubercle O +bacilli O +within O +adipocyte O +LBs O +[ O +33 O +] O +is O +in O +good O +agreement O +with O +our O +observations O +. O + +Since O +bacilli O +residing O +in O +phagosomes O +that O +do O +not O +interact O +with O +cellular O +lipid O +bodies O +do O +not O +display O +ILIs O +, O +it O +is O +tempting O +to O +assume O +that O +lipids O +within O +ILIs O +are O +of O +cellular O +origin O +. O + +The O +accumulation O +of O +lipids O +within O +bacilli O +[ O +47 O +] O +, O +via O +interaction O +with O +FM O +lipid O +bodies O +could O +, O +therefore O +, O +be O +crucial O +to O +M B +. I +tb I +persistence O +. O + +It O +is O +indeed O +known O +that O +M B +. I +tb I +accumulates O +lipids O +, O +and O +more O +precisely O +triacylglycerols O +, O +during O +dormancy O +[ O +34 O +] O +, O +[ O +35 O +] O +from O +which O +it O +derives O +both O +carbon O +and O +energy O +for O +its O +own O +metabolism O +. O + +Intracellular O +persistence O +of O +M B +. I +tb I +is O +also O +critically O +linked O +to O +the O +acquisition O +of O +host O +cholesterol O +through O +the O +Mce4 O +transporter O +system O +[ O +36 O +] O +. O + +The O +question O +that O +arises O +is O +how O +do O +bacteria O +gain O +access O +to O +lipids O +from O +LB O +? O + +Direct O +fusion O +of O +phagosomes O +with O +FM O +lipid O +bodies O +seems O +unlikely O +as O +the O +membranes O +of O +both O +structures O +are O +quite O +different O +from O +one O +another O +. O + +Our O +observations O +suggest O +instead O +that O +once O +M B +. I +tb I +- O +containing O +phagosomes O +have O +established O +close O +contact O +with O +a O +lipid O +body O +, O +they O +surround O +and O +engulf O +the O +latter O +by O +a O +process O +that O +remains O +to O +be O +deciphered O +. O + +This O +phenomenon O +is O +somewhat O +reminiscent O +of O +autophagy O +, O +as O +observed O +under O +conditions O +of O +cholesterol O +depletion O +in O +macrophages O +infected O +with O +M B +. I +avium I +[ O +37 O +] O +. O + +After O +degradation O +of O +the O +resulting O +inner O +membrane O +, O +bacteria O +would O +be O +freed O +within O +the O +lipids O +of O +the O +engulfed O +LB O +, O +and O +therefore O +be O +in O +direct O +contact O +with O +cellular O +lipids O +. O + +How O +bacilli O +translocate O +the O +cellular O +lipids O +to O +their O +own O +cytoplasm O +remains O +to O +be O +established O +. O + +Another O +important O +phenomenon O +underlined O +by O +our O +study O +is O +the O +strong O +correlation O +between O +the O +presence O +of O +FMs O +in O +the O +granulomatous O +structures O +and O +the O +development O +of O +necrosis O +within O +the O +lesion O +, O +as O +suggested O +by O +Pagel O +over O +80 O +years O +ago O +[ O +29 O +] O +. O + +Interestingly O +, O +FMs O +were O +systematically O +located O +at O +the O +interface O +region O +between O +the O +histiocytes O +and O +the O +central O +necrosis O +area O +of O +the O +biopsied O +lesions O +. O + +Although O +necrosis O +formation O +could O +depend O +on O +an O +indirect O +effect O +of O +the O +global O +immune O +response O +, O +our O +data O +indicate O +that O +the O +formation O +of O +FMs O +is O +an O +important O +factor O +favoring O +the O +appearance O +of O +necrosis O +. O + +Analysis O +of O +larger O +series O +of O +biopsy O +samples O +are O +, O +however O +, O +needed O +to O +definitely O +demonstrate O +our O +actual O +hypothesis O +according O +to O +which O +FMs O +play O +a O +direct O +and O +unique O +role O +in O +necrosis O +formation O +. O + +Consistent O +with O +this O +hypothesis O +, O +we O +observed O +that O +FMs O +induced O +from O +M B +. I +tb I +- O +infected O +macrophages O +displayed O +permanent O +TNF O +- O +alpha O +secretion O +, O +a O +potent O +pro O +- O +necrotic O +factor O +, O +whereas O +M B +. I +smegmatis I +- O +infected O +macrophages O +were O +poor O +producers O +of O +TNF O +- O +alpha O +. O + +At O +day O +4 O +post O +- O +infection O +, O +TNF O +- O +alpha O +secretion O +was O +indeed O +twofold O +higher O +in O +macrophages O +( O +of O +which O +70 O +% O +had O +differentiated O +into O +FMs O +) O +infected O +with O +M B +. I +tb I +than O +in O +those O +infected O +with O +M B +. I +smegmatis I +, O +as O +measured O +both O +by O +ELISA O +and O +RNA O +quantification O +( O +Peyron O +, O +unpublished O +observations O +) O +. O + +However O +, O +one O +must O +keep O +in O +mind O +that O +the O +association O +of O +FMs O +and O +necrosis O +may O +be O +the O +consequence O +of O +the O +FM O +cleaning O +process O +of O +lipoproteins O +released O +into O +the O +necrotic O +tissue O +, O +as O +observed O +in O +atherosclerosis O +lesions O +[ O +38 O +] O +. O + +It O +is O +thus O +tempting O +to O +propose O +that O +M B +. I +tb I +mycolic O +acids O +may O +be O +responsible O +for O +the O +development O +of O +necrotic O +lesions O +, O +due O +to O +their O +ability O +to O +induce O +TNF O +- O +alpha O +production O +by O +FMs O +. O + +Whether O +mycolic O +acids O +are O +directly O +involved O +in O +TNF O +- O +alpha O +production O +, O +or O +only O +indirectly O +by O +inducing O +FM O +formation O +, O +remains O +a O +matter O +of O +debate O +currently O +under O +study O +. O + +Our O +observations O +are O +strikingly O +similar O +to O +the O +phenomena O +described O +for O +postprimary O +tuberculosis O +, O +that O +seems O +to O +begin O +as O +localized O +foci O +of O +pneumonia O +followed O +by O +massive O +necrosis O +leading O +to O +the O +formation O +of O +pulmonary O +cavities O +[ O +10 O +] O +. O + +If O +this O +proves O +to O +be O +the O +case O +, O +then O +the O +traditionally O +admitted O +phenomenon O +of O +cavitation O +arising O +from O +the O +erosion O +of O +caseating O +granulomatous O +structures O +from O +bronchi O +can O +be O +ruled O +out O +[ O +39 O +] O +. O + +In O +our O +study O +, O +we O +successfully O +induced O +FM O +formation O +from O +isolated O +macrophages O +infected O +with O +M B +. I +tb I +, O +i O +. O +e O +. O +outside O +a O +granulomatous O +structure O +, O +which O +is O +consistent O +with O +Hunter O +' O +s O +recent O +proposal O +. O + +Until O +now O +, O +mycolic O +acids O +have O +been O +considered O +to O +be O +indirectly O +involved O +in O +virulence O +mechanisms O +as O +being O +part O +of O +complex O +molecules O +of O +the O +mycobacterial O +envelope O +. O + +The O +most O +widely O +studied O +mycolic O +acid O +- O +containing O +mycobacterial O +compound O +trehalose O +6 O +, O +6 O +' O +dimycolate O +( O +TDM O +) O +, O +has O +been O +extensively O +analyzed O +for O +its O +role O +in O +virulence O +since O +the O +mid O +- O +fifties O +[ O +40 O +] O +. O + +Recently O +, O +it O +was O +shown O +to O +interfere O +with O +the O +host O +granulomatous O +response O +[ O +41 O +] O +. O + +Overall O +, O +TDM O +was O +mainly O +shown O +to O +mediate O +macrophage O +activation O +and O +a O +Th1 O +- O +type O +response O +to O +M B +. I +tb I +infection O +( O +for O +review O +, O +see O +[ O +25 O +] O +) O +. O + +Our O +results O +demonstrate O +a O +direct O +role O +of O +oxygenated O +mycolic O +acids O +for O +FM O +formation O +, O +independently O +from O +the O +appearance O +and O +stage O +of O +the O +disease O +. O + +M B +. I +tb I +- O +specific O +mycolic O +acids O +indeed O +trigger O +the O +transformation O +of O +both O +isolated O +and O +granuloma O +macrophages O +, O +into O +FM O +. O + +Given O +the O +absence O +of O +FM O +formation O +in O +M B +. I +smegmatis I +- O +induced O +granulomas O +, O +despite O +the O +induction O +of O +a O +comparative O +inflammatory O +response O +, O +ascertained O +by O +the O +similar O +induction O +of O +granulomas O +, O +this O +phenomenon O +clearly O +depends O +upon O +a O +direct O +contact O +with O +the O +bacilli O +, O +and O +not O +to O +the O +inflammatory O +response O +. O + +Mycolic O +acids O +are O +major O +and O +hallmark O +components O +of O +the O +mycobacterial O +cell O +wall O +. O + +They O +constitute O +40 O +- O +60 O +% O +of O +dry O +weight O +of O +the O +envelope O +[ O +42 O +] O +. O + +All O +members O +of O +the O +complex O +( O +e O +. O +g O +. O +M B +. I +tb I +, O +Mycobacterium B +africanum I +, O +Mycobacterium B +bovis I +and O +Mycobacterium B +microti I +) O +are O +able O +to O +synthesize O +the O +same O +combination O +of O +mycolic O +acids O +, O +i O +. O +e O +. O +cyclopropanated O +alpha O +- O +mycolic O +acids O +, O +ketomycolic O +and O +methoxymycolic O +acids O +[ O +17 O +] O +, O +which O +are O +not O +synthesized O +by O +non O +- O +pathogenic O +mycobacterial O +species O +[ O +43 O +] O +. O + +These O +structural O +specificities O +probably O +account O +for O +part O +of O +the O +pathogenicity O +of O +these O +species O +, O +as O +shown O +by O +the O +impaired O +virulence O +of O +mutant O +strains O +deprived O +of O +keto O +and O +methoxyl O +groups O +in O +experimental O +infections O +[ O +17 O +] O +, O +[ O +44 O +] O +, O +[ O +45 O +] O +. O + +Our O +study O +, O +therefore O +, O +gives O +the O +first O +proof O +of O +a O +direct O +role O +of O +isolated O +mycolic O +acids O +in O +the O +interplay O +between O +M B +. I +tb I +and O +host O +cells O +. O + +Interestingly O +, O +this O +effect O +is O +expressed O +both O +by O +whole O +bacilli O +and O +isolated O +lipids O +, O +suggesting O +that O +oxygenated O +mycolic O +acids O +are O +either O +secreted O +by O +the O +bacilli O +, O +or O +exposed O +at O +the O +cell O +wall O +surface O +in O +a O +manner O +enabling O +their O +bioactivity O +. O + +According O +to O +our O +results O +, O +mycolic O +acids O +trigger O +the O +formation O +, O +within O +granulomas O +, O +of O +FMs O +in O +which O +bacilli O +can O +hide O +and O +survive O +. O + +Oxygenated O +mycolic O +acids O +, O +either O +free O +, O +as O +constituents O +of O +TDM O +[ O +44 O +] O +, O +or O +linked O +to O +the O +cell O +wall O +arabinogalactan O +[ O +46 O +] O +, O +[ O +47 O +] O +, O +should O +, O +therefore O +, O +be O +considered O +as O +major O +virulence O +factors O +enabling O +M B +. I +tb I +survival O +for O +long O +periods O +of O +time O +in O +a O +persistent O +state O +. O + +Being O +an O +inducer O +of O +host O +lipid O +accumulation O +, O +and O +FM O +formation O +at O +the O +site O +of O +infection O +, O +these O +oxygenated O +mycolic O +acids O +could O +, O +therefore O +, O +also O +be O +responsible O +for O +the O +induction O +of O +necrosis O +within O +lesions O +, O +thus O +favoring O +M B +. I +tb I +dissemination O +. O + +Interestingly O +, O +deletion O +of O +the O +mmaA4 O +( O +Rv0642c O +) O +gene O +also O +drastically O +decreased O +the O +ability O +of O +M B +. I +tb I +to O +induce O +the O +differentiation O +of O +macrophages O +into O +FMs O +( O +data O +not O +shown O +) O +. O + +However O +, O +the O +residual O +ability O +of O +this O +mutant O +to O +induce O +FMs O +suggests O +that O +other O +mycobacterial O +factors O +might O +partially O +trigger O +the O +formation O +of O +FM O +. O + +With O +regard O +to O +the O +mycolic O +acid O +methyltransferases O +, O +given O +that O +( O +i O +) O +mmaA2 O +( O +Rv0644c O +) O +and O +mmaA3 O +( O +Rv0643c O +) O +are O +pseudogenes O +in O +M B +. I +leprae I +and O +( O +ii O +) O +mmaA4 O +KO O +present O +no O +trans O +cyclopropanation O +[ O +45 O +] O +, O +thus O +excluding O +the O +involvement O +of O +the O +cmaA2 O +( O +Rv0503c O +) O +gene O +, O +we O +expect O +that O +at O +least O +pcaA O +( O +Rv0470c O +) O +, O +which O +introduces O +cis O +- O +cyclopropane O +, O +may O +play O +the O +same O +role O +. O + +Consistent O +with O +this O +hypothesis O +, O +a O +pcaA O +null O +mutant O +is O +unable O +to O +persist O +within O +infected O +mice B +[ O +46 O +] O +, O +thus O +demonstrating O +the O +role O +of O +a O +mycolic O +acid O +methyltransferase O +in O +the O +chronic O +stage O +of O +infection O +. O + +Overall O +, O +our O +study O +has O +shed O +light O +on O +a O +previously O +uncharacterized O +cell O +population O +participating O +in O +human B +tuberculous O +granulomas O +, O +namely O +foamy O +macrophages O +. O + +We O +propose O +that O +the O +specific O +induction O +of O +FM O +by O +M B +. I +tb I +would O +create O +a O +favourable O +environment O +for O +persistent O +bacteria O +. O + +In O +our O +opinion O +, O +FMs O +could O +be O +a O +safe O +shelter O +because O +they O +preserve O +bacilli O +from O +a O +direct O +contact O +with O +granuloma O +lymphocytes O +and O +histiocytes O +, O +they O +lose O +one O +of O +the O +major O +macrophage O +bactericidal O +activities O +and O +they O +constitute O +an O +important O +source O +of O +nutrients O +for O +the O +bacilli O +thanks O +to O +the O +fatty O +acids O +accumulated O +in O +their O +lipid O +granules O +. O + +Supporting O +Information O + +A O +Case O +- O +Control O +Study O +to O +Assess O +the O +Relationship O +between O +Poverty O +and O +Visual O +Impairment O +from O +Cataract O +in O +Kenya O +, O +the O +Philippines O +, O +and O +Bangladesh O + +Abstract O + +Background O + +The O +link O +between O +poverty O +and O +health O +is O +central O +to O +the O +Millennium O +Development O +Goals O +( O +MDGs O +) O +. O + +Poverty O +can O +be O +both O +a O +cause O +and O +consequence O +of O +poor O +health O +, O +but O +there O +are O +few O +epidemiological O +studies O +exploring O +this O +complex O +relationship O +. O + +The O +aim O +of O +this O +study O +was O +to O +examine O +the O +association O +between O +visual O +impairment O +from O +cataract O +and O +poverty O +in O +adults O +in O +Kenya O +, O +Bangladesh O +, O +and O +the O +Philippines O +. O + +Methods O +and O +Findings O + +A O +population O +- O +based O +case O +- O +control O +study O +was O +conducted O +in O +three O +countries O +during O +2005 O +- O +2006 O +. O + +Cases O +were O +persons B +aged O +50 O +y O +or O +older O +and O +visually O +impaired O +due O +to O +cataract O +( O +visual O +acuity O +< O +6 O +/ O +24 O +in O +the O +better O +eye O +) O +. O + +Controls O +were O +persons B +age O +- O +and O +sex O +- O +matched O +to O +the O +case O +participants B +with O +normal O +vision O +selected O +from O +the O +same O +cluster O +. O + +Household O +expenditure O +was O +assessed O +through O +the O +collection O +of O +detailed O +consumption O +data O +, O +and O +asset O +ownership O +and O +self O +- O +rated O +wealth O +were O +also O +measured O +. O + +In O +total O +, O +596 O +cases O +and O +535 O +controls O +were O +included O +in O +these O +analyses O +( O +Kenya O +142 O +cases O +, O +75 O +controls O +; O +Bangladesh O +216 O +cases O +, O +279 O +controls O +; O +Philippines O +238 O +cases O +, O +180 O +controls O +) O +. O + +Case O +participants B +were O +more O +likely O +to O +be O +in O +the O +lowest O +quartile O +of O +per O +capita O +expenditure O +( O +PCE O +) O +compared O +to O +controls O +in O +Kenya O +( O +odds O +ratio O += O +2 O +. O +3 O +, O +95 O +% O +confidence O +interval O +0 O +. O +9 O +- O +5 O +. O +5 O +) O +, O +Bangladesh O +( O +1 O +. O +9 O +, O +1 O +. O +1 O +- O +3 O +. O +2 O +) O +, O +and O +the O +Philippines O +( O +3 O +. O +1 O +, O +1 O +. O +7 O +- O +5 O +. O +7 O +) O +, O +and O +there O +was O +significant O +dose O +- O +response O +relationship O +across O +quartiles O +of O +PCE O +. O + +These O +associations O +persisted O +after O +adjustment O +for O +self O +- O +rated O +health O +and O +social O +support O +indicators O +. O + +A O +similar O +pattern O +was O +observed O +for O +the O +relationship O +between O +cataract O +visual O +impairment O +with O +asset O +ownership O +and O +self O +- O +rated O +wealth O +. O + +There O +was O +no O +consistent O +pattern O +of O +association O +between O +PCE O +and O +level O +of O +visual O +impairment O +due O +to O +cataract O +, O +sex O +, O +or O +age O +among O +the O +three O +countries O +. O + +Conclusions O + +Our O +data O +show O +that O +people B +with O +visual O +impairment O +due O +to O +cataract O +were O +poorer O +than O +those O +with O +normal O +sight O +in O +all O +three O +low O +- O +income O +countries O +studied O +. O + +The O +MDGs O +are O +committed O +to O +the O +eradication O +of O +extreme O +poverty O +and O +provision O +of O +health O +care O +to O +poor O +people B +, O +and O +this O +study O +highlights O +the O +need O +for O +increased O +provision O +of O +cataract O +surgery O +to O +poor O +people B +, O +as O +they O +are O +particularly O +vulnerable O +to O +visual O +impairment O +from O +cataract O +. O + +Background O +. O + +Globally O +, O +about O +45 O +million O +people B +are O +blind O +. O + +As O +with O +many O +other O +conditions O +, O +avoidable O +blindness O +( O +preventable O +or O +curable O +blindness O +) O +is O +a O +particular O +problem O +for O +people B +in O +developing O +countries O +- O +- O +90 O +% O +of O +blind O +people B +live O +in O +poor O +regions O +of O +the O +world O +. O + +Although O +various O +infections O +and O +disorders O +can O +cause O +blindness O +, O +cataract O +is O +the O +most O +common O +cause O +. O + +In O +cataract O +, O +which O +is O +responsible O +for O +half O +of O +all O +cases O +of O +blindness O +in O +the O +world O +, O +the O +lens O +of O +the O +eye O +gradually O +becomes O +cloudy O +. O + +Because O +the O +lens O +focuses O +light O +to O +produce O +clear O +, O +sharp O +images O +, O +as O +cataract O +develops O +, O +vision O +becomes O +increasingly O +foggy O +or O +fuzzy O +, O +colors O +become O +less O +intense O +, O +and O +the O +ability O +to O +see O +shapes O +against O +a O +background O +declines O +. O + +Eventually O +, O +vision O +may O +be O +lost O +completely O +. O + +Cataract O +can O +be O +treated O +with O +an O +inexpensive O +, O +simple O +operation O +in O +which O +the O +cloudy O +lens O +is O +surgically O +removed O +and O +an O +artificial O +lens O +is O +inserted O +into O +the O +eye O +to O +restore O +vision O +. O + +In O +developed O +countries O +, O +this O +operation O +is O +common O +and O +easily O +accessible O +but O +many O +poor O +countries O +lack O +the O +resources O +to O +provide O +the O +operation O +to O +everyone O +who O +needs O +it O +. O + +In O +addition O +, O +blind O +people B +often O +cannot O +afford O +to O +travel O +to O +the O +hospitals O +where O +the O +operation O +, O +which O +also O +may O +come O +with O +a O +fee O +, O +is O +done O +. O + +Why O +Was O +This O +Study O +Done O +? O + +Because O +blindness O +may O +reduce O +earning O +potential O +, O +many O +experts O +believe O +that O +poverty O +and O +blindness O +( O +and O +, O +more O +generally O +, O +poor O +health O +) O +are O +inextricably O +linked O +. O + +People B +become O +ill O +more O +often O +in O +poor O +countries O +than O +in O +wealthy O +countries O +because O +they O +have O +insufficient O +food O +, O +live O +in O +substandard O +housing O +, O +and O +have O +limited O +access O +to O +health O +care O +, O +education O +, O +water O +, O +and O +sanitation O +. O + +Once O +they O +are O +ill O +, O +their O +ability O +to O +earn O +money O +may O +be O +reduced O +, O +which O +increases O +their O +personal O +poverty O +and O +slows O +the O +economic O +development O +of O +the O +whole O +country O +. O + +Because O +of O +this O +potential O +link O +between O +health O +and O +poverty O +, O +improvements O +in O +health O +are O +at O +the O +heart O +of O +the O +United O +Nations O +Millennium O +Development O +Goals O +, O +a O +set O +of O +eight O +goals O +established O +in O +2000 O +with O +the O +primary O +aim O +of O +reducing O +world O +poverty O +. O + +However O +, O +few O +studies O +have O +actually O +investigated O +the O +complex O +relationship O +between O +poverty O +and O +health O +. O + +Here O +, O +the O +researchers O +investigate O +the O +association O +between O +visual O +impairment O +from O +cataract O +and O +poverty O +among O +adults O +living O +in O +three O +low O +- O +income O +countries O +. O + +What O +Did O +the O +Researchers O +Do O +and O +Find O +? O + +The O +researchers O +identified O +nearly O +600 O +people B +aged O +50 O +y O +or O +more O +with O +severe O +cataract O +- O +induced O +visual O +impairment O +( O +" O +cases O +" O +) O +primarily O +through O +a O +survey O +of O +the O +population O +in O +Kenya O +, O +Bangladesh O +, O +and O +the O +Philippines O +. O + +They O +matched O +each O +case O +to O +a O +normally O +sighted O +( O +" O +control O +" O +) O +person B +of O +similar O +age O +and O +sex O +living O +nearby O +. O + +They O +then O +assessed O +a O +proxy O +for O +the O +income O +level O +, O +measured O +as O +" O +per O +capita O +expenditure O +" O +( O +PCE O +) O +, O +of O +all O +the O +study O +participants B +( O +people B +with O +cataracts O +and O +controls O +) O +by O +collecting O +information O +about O +what O +their O +households O +consumed O +. O + +The O +participants B +' O +housing O +conditions O +and O +other O +assets O +and O +their O +self O +- O +rated O +wealth O +were O +also O +measured O +. O + +In O +all O +three O +countries O +, O +cases O +were O +more O +likely O +to O +be O +in O +the O +lowest O +quarter O +( O +quartile O +) O +of O +the O +range O +of O +PCEs O +for O +that O +country O +than O +controls O +. O + +In O +the O +Philippines O +, O +for O +example O +, O +people B +with O +cataract O +- O +affected O +vision O +were O +three O +times O +more O +likely O +than O +normally O +sighted O +controls O +to O +have O +a O +PCE O +in O +the O +lowest O +quartile O +than O +in O +the O +highest O +quartile O +. O + +The O +risk O +of O +cataract O +- O +related O +visual O +impairment O +increased O +as O +PCE O +decreased O +in O +all O +three O +countries O +. O + +Similarly O +, O +severe O +cataract O +- O +induced O +visual O +impairment O +was O +more O +common O +in O +those O +who O +owned O +fewer O +assets O +and O +those O +with O +lower O +self O +- O +rated O +wealth O +. O + +However O +, O +there O +was O +no O +consistent O +association O +between O +PCE O +and O +the O +level O +of O +cataract O +- O +induced O +visual O +impairment O +. O + +What O +Do O +These O +Findings O +Mean O +? 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O + +Nevertheless O +, O +by O +confirming O +an O +association O +between O +poverty O +and O +blindness O +, O +these O +findings O +highlight O +the O +need O +for O +increased O +provision O +of O +cataract O +surgery O +to O +poor O +people B +, O +particularly O +since O +cataract O +surgery O +has O +the O +potential O +to O +improve O +the O +quality O +of O +life O +for O +many O +people B +in O +developing O +countries O +at O +a O +relatively O +low O +cost O +. O + +Additional O +Information O +. O + +Please O +access O +these O +Web O +sites O +via O +the O +online O +version O +of O +this O +summary O +at O +http O +: O +/ O +/ O +dx O +. O +doi O +. O +org O +/ O +10 O +. O +1371 O +/ O +journal O +. O +pmed O +. O +0050244 O +. O + +Introduction O + +Improvements O +in O +health O +are O +at O +the O +heart O +of O +the O +Millennium O +Development O +Goals O +, O +with O +the O +recognition O +that O +better O +health O +is O +central O +to O +the O +primary O +aim O +of O +reducing O +poverty O +as O +well O +as O +important O +in O +its O +own O +right O +. O + +Empirical O +data O +are O +needed O +to O +back O +up O +this O +claim O +. O + +Unravelling O +the O +relationship O +between O +blindness O +and O +poverty O +therefore O +has O +important O +implications O +, O +and O +may O +also O +be O +informative O +for O +the O +association O +between O +poverty O +and O +other O +disabilities O +. O + +Blindness O +is O +a O +common O +condition O +globally O +, O +affecting O +approximately O +45 O +million O +people B +, O +and O +more O +than O +a O +third O +of O +blindness O +is O +caused O +by O +cataract O +[ O +1 O +, O +2 O +] O +. O + +Globally O +, O +the O +prevalence O +of O +blindness O +is O +five O +- O +fold O +higher O +in O +poor O +than O +rich O +countries O +[ O +2 O +] O +. O + +Limited O +data O +show O +that O +within O +countries O +the O +poor O +are O +also O +more O +likely O +to O +be O +blind O +[ O +3 O +, O +4 O +] O +. O + +It O +is O +frequently O +asserted O +that O +blindness O +is O +both O +a O +cause O +and O +consequence O +of O +poverty O +, O +but O +there O +are O +few O +empirical O +data O +to O +support O +this O +claim O +. O + +Poverty O +may O +cause O +cataract O +blindness O +, O +because O +access O +to O +cataract O +surgery O +is O +limited O +in O +low O +- O +income O +countries O +[ O +5 O +] O +. O + +Furthermore O +, O +within O +poor O +countries O +some O +evidence O +suggests O +that O +lack O +of O +money O +is O +a O +major O +barrier O +to O +uptake O +of O +cataract O +surgery O +by O +individuals O +[ O +6 O +- O +8 O +] O +. O + +Blindness O +may O +also O +cause O +poverty O +, O +as O +the O +blind O +individual O +, O +or O +the O +household O +members O +who O +care O +for O +them O +, O +have O +a O +reduced O +earning O +potential O +[ O +4 O +, O +9 O +] O +. O + +This O +complex O +problem O +could O +have O +serious O +implications O +; O +estimates O +from O +The O +Gambia O +suggest O +that O +there O +is O +a O +substantial O +economic O +burden O +from O +lost O +productivity O +among O +blind O +people B +[ O +10 O +] O +. O + +Therefore O +, O +blindness O +prevention O +may O +ultimately O +be O +cost O +saving O +[ O +11 O +] O +. O + +Extrapolations O +on O +a O +global O +level O +indicate O +that O +a O +successful O +eye O +care O +programme O +could O +prevent O +more O +than O +100 O +million O +cases O +of O +blindness O +between O +2000 O +and O +2020 O +, O +and O +consequently O +save O +at O +least O +US O +$ O +102 O +billion O +, O +which O +would O +otherwise O +be O +lost O +to O +reductions O +in O +productivity O +associated O +with O +blindness O +[ O +12 O +] O +. O + +However O +, O +these O +estimates O +are O +based O +on O +extrapolations O +from O +limited O +data O +and O +were O +not O +based O +on O +individual O +- O +level O +data O +. O + +It O +is O +also O +difficult O +to O +identify O +the O +component O +of O +productivity O +loss O +that O +is O +due O +to O +blindness O +, O +as O +this O +condition O +mainly O +affects O +older O +people B +, O +who O +may O +suffer O +from O +other O +comorbidities O +that O +restrict O +their O +employment O +opportunities O +or O +make O +them O +dependent O +on O +the O +care O +of O +others O +. O + +The O +Cataract O +Impact O +Study O +was O +undertaken O +to O +assess O +the O +relationship O +between O +cataract O +visual O +impairment O +and O +" O +economic O +poverty O +" O +and O +quality O +of O +life O +, O +and O +to O +estimate O +the O +impact O +of O +cataract O +surgery O +on O +these O +factors O +in O +three O +low O +- O +income O +countries O +. O + +The O +aim O +of O +the O +current O +paper O +is O +to O +assess O +the O +association O +at O +baseline O +between O +visual O +impairment O +from O +cataract O +and O +household O +poverty O +( O +measured O +through O +consumption O +, O +asset O +ownership O +, O +and O +self O +- O +rated O +wealth O +) O +in O +a O +population O +- O +based O +case O +- O +control O +study O +in O +Kenya O +, O +the O +Philippines O +, O +and O +Bangladesh O +. O + +Methods O + +Setting O + +Case O +and O +control O +participants B +were O +recruited O +from O +Nakuru O +district O +, O +Kenya O +( O +January O +- O +February O +, O +2005 O +) O +; O +Negros O +island O +( O +May O +- O +June O +, O +2005 O +) O +and O +Antique O +district O +( O +April O +- O +May O +, O +2006 O +) O +, O +Philippines O +; O +and O +Satkhira O +district O +, O +Bangladesh O +( O +November O +- O +December O +, O +2005 O +) O +. O + +Selection O +of O +Cases O +and O +Controls O + +Persons B +with O +cataract O +visual O +impairment O +( O +cases O +) O +and O +persons B +without O +( O +controls O +) O +were O +primarily O +recruited O +through O +a O +population O +- O +based O +survey O +of O +adults O +aged O +> O += O +50 O +y O +[ O +6 O +- O +8 O +] O +. O + +Clusters O +of O +50 O +people B +( O +regardless O +of O +visual O +impairment O +) O +aged O +> O += O +50 O +y O +were O +selected O +through O +probability O +- O +proportionate O +to O +size O +sampling O +, O +using O +either O +the O +census O +( O +Philippines O +and O +Bangladesh O +) O +or O +electoral O +role O +( O +Kenya O +) O +as O +the O +sampling O +frame O +. O + +Households O +within O +clusters O +were O +selected O +through O +a O +modification O +of O +compact O +segment O +sampling O +, O +whereby O +a O +map O +was O +drawn O +of O +the O +enumeration O +area O +that O +was O +divided O +into O +segments O +, O +each O +including O +approximately O +50 O +people B +aged O +> O += O +50 O +y O +, O +and O +one O +segment O +was O +chosen O +at O +random O +[ O +13 O +] O +. O + +Households O +in O +the O +segment O +were O +included O +sequentially O +until O +50 O +people B +aged O +> O += O +50 O +y O +were O +identified O +. O + +The O +surveys O +included O +3 O +, O +503 O +( O +93 O +% O +response O +rate O +) O +people B +aged O +> O += O +50 O +y O +in O +Kenya O +, O +4 O +, O +868 O +( O +92 O +% O +) O +in O +Bangladesh O +, O +2 O +, O +774 O +( O +76 O +% O +) O +in O +Negros O +, O +and O +3 O +, O +177 O +( O +83 O +% O +) O +in O +Antique O +. O + +All O +people B +in O +the O +survey O +aged O +> O += O +50 O +y O +underwent O +visual O +acuity O +( O +VA O +) O +testing O +and O +ophthalmic O +examination O +. O + +VA O +was O +measured O +in O +full O +daylight O +with O +available O +spectacle O +correction O +with O +a O +Snellen O +tumbling O +" O +E O +" O +chart O +using O +optotype O +size O +6 O +/ O +18 O +( O +20 O +/ O +60 O +) O +on O +one O +side O +and O +size O +6 O +/ O +60 O +( O +20 O +/ O +200 O +) O +on O +the O +other O +side O +at O +6 O +or O +3 O +metres O +. O + +If O +the O +VA O +was O +< O +6 O +/ O +18 O +in O +either O +eye O +then O +pinhole O +vision O +was O +also O +measured O +. O + +Participants B +with O +pinhole O +vision O +< O +6 O +/ O +18 O +but O +> O +6 O +/ O +60 O +in O +the O +better O +eye O +due O +to O +age O +- O +related O +cataract O +were O +given O +a O +second O +VA O +test O +using O +an O +" O +E O +" O +of O +size O +6 O +/ O +24 O +. O + +The O +ophthalmologist O +examined O +all O +eyes O +with O +a O +presenting O +VA O +< O +6 O +/ O +18 O +with O +a O +torch O +( O +i O +. O +e O +. O +, O +flashlight O +) O +, O +direct O +ophthalmoscope O +, O +and O +/ O +or O +portable O +slit O +lamp O +. O + +The O +principal O +cause O +of O +blindness O +or O +visual O +impairment O +was O +recorded O +, O +according O +to O +the O +WHO O +convention O +in O +which O +the O +major O +cause O +is O +assigned O +to O +the O +primary O +disorder O +or O +, O +if O +there O +are O +two O +existing O +primary O +disorders O +, O +to O +the O +one O +that O +is O +easiest O +to O +treat O +[ O +14 O +] O +. O + +Survey O +participants B +were O +eligible O +for O +inclusion O +as O +cases O +if O +they O +were O +aged O +> O += O +50 O +y O +with O +best O +corrected O +visual O +acuity O +< O +6 O +/ O +24 O +in O +the O +better O +eye O +due O +to O +cataract O +, O +as O +diagnosed O +by O +an O +ophthalmologist O +. O + +All O +eligible O +cases O +identified O +from O +these O +surveys O +were O +invited O +to O +participate O +in O +the O +study O +. O + +Participants B +were O +eligible O +to O +be O +controls O +if O +they O +were O +aged O +> O += O +50 O +y O +, O +did O +not O +have O +VA O +< O +6 O +/ O +24 O +in O +the O +better O +eye O +due O +to O +cataract O +and O +did O +not O +live O +in O +the O +same O +household O +as O +a O +case O +. O + +During O +the O +survey O +a O +list O +was O +maintained O +of O +all O +eligible O +controls O +, O +by O +age O +group O +( O +50 O +- O +54 O +, O +55 O +- O +59 O +, O +60 O +- O +64 O +, O +65 O +- O +69 O +, O +and O +> O +70 O +) O +and O +sex O +. O + +Whenever O +a O +case O +was O +identified O +, O +one O +age O +- O +and O +sex O +- O +matched O +control O +was O +randomly O +selected O +from O +the O +list O +for O +inclusion O +( O +or O +up O +to O +two O +controls O +in O +Bangladesh O +) O +. O + +If O +no O +matching O +eligible O +controls O +had O +been O +identified O +in O +that O +cluster O +at O +that O +stage O +of O +the O +survey O +, O +then O +the O +next O +eligible O +control O +in O +the O +cluster O +was O +recruited O +. O + +Because O +of O +logistical O +and O +time O +constraints O +, O +additional O +cases O +were O +also O +included O +through O +community O +- O +based O +case O +detection O +. O + +In O +Kenya O +and O +Negros O +( O +Philippines O +) O +, O +clusters O +were O +randomly O +selected O +through O +probability O +proportionate O +to O +size O +using O +the O +same O +cluster O +sampling O +procedure O +after O +completion O +of O +the O +population O +- O +based O +survey O +. O + +Clusters O +were O +visited O +in O +advance O +and O +asked O +that O +all O +people B +> O += O +50 O +y O +with O +vision O +problems O +come O +to O +a O +central O +point O +on O +a O +specified O +day O +, O +and O +that O +a O +list O +be O +made O +of O +people B +unable O +to O +attend O +( O +e O +. O +g O +. O +, O +due O +to O +blindness O +or O +other O +physical O +disability O +) O +. O + +After O +examining O +patients B +at O +the O +central O +point O +, O +the O +survey O +team O +then O +visited O +those O +unable O +to O +leave O +their O +houses O +. O + +Any O +identified O +eligible O +cases O +that O +agreed O +to O +be O +part O +of O +the O +study O +were O +interviewed O +in O +their O +homes O +. O + +In O +Bangladesh O +and O +Antique O +( O +Philippines O +) O +, O +community O +case O +detection O +was O +carried O +out O +simultaneously O +with O +the O +survey O +by O +two O +of O +the O +four O +teams O +, O +so O +that O +controls O +were O +included O +for O +these O +cases O +. O + +Within O +each O +cluster O +from O +the O +survey O +, O +one O +interviewer O +was O +asked O +to O +be O +taken O +to O +two O +community O +members O +aged O +> O += O +50 O +y O +with O +eye O +problems O +, O +living O +within O +the O +cluster O +boundaries O +but O +not O +from O +the O +segments O +selected O +for O +the O +survey O +. O + +If O +VA O +was O +< O +6 O +/ O +24 O +with O +pinhole O +in O +the O +better O +eye O +, O +the O +ophthalmologist O +was O +called O +to O +carry O +out O +the O +full O +eye O +examination O +, O +and O +eligible O +cases O +were O +included O +in O +the O +study O +. O + +For O +the O +purposes O +of O +the O +present O +analyses O +, O +control O +individuals O +with O +any O +visual O +impairment O +( O +VA O +< O +6 O +/ O +18 O +in O +the O +better O +eye O +) O +were O +excluded O +( O +n O += O +14 O +in O +Kenya O +, O +n O += O +53 O +in O +Bangladesh O +, O +n O += O +24 O +in O +the O +Philippines O +) O +. O + +Case O +and O +control O +participants B +who O +were O +significantly O +communication O +impaired O +( O +e O +. O +g O +. O +deafness O +, O +dementia O +, O +or O +psychiatric O +disease O +) O +were O +excluded O +( O +fewer O +than O +five O +per O +country O +) O +, O +and O +one O +case O +was O +excluded O +in O +the O +Philippines O +because O +of O +missing O +age O +data O +. O + +One O +household O +had O +two O +eligible O +cases O +( O +Kenya O +) O +, O +and O +one O +of O +these O +participants B +was O +excluded O +for O +the O +poverty O +analyses O +as O +poverty O +was O +assessed O +through O +household O +level O +indicators O +( O +see O +below O +) O +. O + +In O +total O +, O +147 O +cases O +( O +82 O +from O +the O +survey O +and O +65 O +from O +case O +detection O +) O +and O +79 O +controls O +were O +included O +in O +Kenya O +; O +217 O +cases O +( O +162 O +from O +survey O +and O +55 O +from O +case O +detection O +) O +and O +280 O +controls O +in O +Bangladesh O +; O +and O +238 O +cases O +( O +146 O +survey O +and O +92 O +case O +detection O +) O +and O +180 O +controls O +in O +the O +Philippines O +. O + +Data O +Collection O + +All O +case O +and O +control O +participants B +were O +interviewed O +in O +their O +homes O +by O +trained O +interviewers O +in O +the O +local O +language O +. O + +Each O +interview O +lasted O +approximately O +1 O +h O +. O + +Measures O +of O +poverty O +. O + +Poverty O +was O +measured O +through O +( O +a O +) O +monthly O +per O +capita O +expenditure O +( O +PCE O +) O +to O +indicate O +consumption O +, O +( O +b O +) O +asset O +ownership O +, O +and O +( O +c O +) O +self O +- O +rated O +wealth O +. O + +The O +economic O +part O +of O +the O +questionnaires O +was O +adapted O +through O +interviews O +, O +focus O +group O +discussions O +, O +and O +pilot O +testing O +in O +each O +country O +to O +ensure O +local O +relevance O +. O + +The O +person B +primarily O +responsible O +for O +household O +finances O +( O +which O +may O +have O +been O +the O +case O +/ O +control O +or O +another O +household O +member O +) O +was O +interviewed O +to O +assess O +PCE O +and O +assets O +. O + +PCE O +was O +measured O +using O +methods O +based O +on O +the O +World O +Bank O +' O +s O +Living O +Standards O +Measurement O +Study O +[ O +15 O +] O +. O + +Items O +were O +included O +on O +food O +( O +42 O +- O +52 O +items O +per O +country O +) O +, O +education O +( O +three O +items O +) O +, O +health O +( O +five O +items O +) O +, O +household O +expenses O +( O +nine O +items O +) O +, O +and O +personal O +expenses O +( O +21 O +or O +22 O +items O +) O +. O + +In O +total O +, O +85 O +items O +were O +included O +in O +the O +questionnaire O +in O +Kenya O +, O +90 O +in O +the O +Philippines O +, O +and O +79 O +in O +Bangladesh O +. O + +The O +informant O +was O +asked O +to O +recall O +the O +monetary O +value O +of O +food O +that O +was O +purchased O +, O +consumed O +from O +home O +production O +, O +or O +received O +as O +payment O +in O +kind O +or O +as O +gifts O +. O + +Consumption O +was O +assessed O +over O +a O +1 O +- O +wk O +period O +for O +frequently O +consumed O +items O +, O +and O +this O +was O +scaled O +up O +to O +estimate O +monthly O +consumption O +. O + +The O +amount O +consumed O +monthly O +was O +assessed O +for O +items O +that O +were O +consumed O +more O +rarely O +. O + +Monthly O +rent O +was O +recorded O +among O +households O +who O +rented O +, O +and O +households O +who O +owned O +their O +property O +were O +asked O +to O +estimate O +the O +amount O +that O +they O +could O +charge O +in O +rent O +per O +month O +. O + +The O +consumption O +on O +all O +items O +was O +summed O +to O +calculate O +total O +monthly O +household O +consumption O +, O +and O +this O +was O +converted O +to O +United O +States O +dollars O +( O +US O +$ O +) O +at O +the O +2005 O +exchange O +rate O +( O +$ O +1 O += O +76 O +Kenya O +shillings O +, O +64 O +Bangladesh O +taka O +, O +55 O +Philippine O +pesos O +) O +. O + +Total O +monthly O +household O +consumption O +was O +divided O +by O +the O +number O +of O +household O +members O +to O +calculate O +monthly O +PCE O +for O +the O +household O +. O + +The O +household O +informant O +was O +also O +asked O +about O +the O +number O +and O +type O +of O +context O +- O +specific O +assets O +owned O +by O +the O +household O +, O +including O +different O +types O +of O +furniture O +, O +electrical O +equipment O +, O +cattle B +, O +and O +vehicles O +. O + +Information O +was O +collected O +on O +household O +characteristics O +, O +including O +the O +building O +material O +of O +the O +floor O +, O +roof O +, O +and O +walls O +; O +type O +of O +toilet O +; O +and O +the O +number O +of O +rooms O +. O + +Self O +- O +rated O +wealth O +was O +assessed O +by O +asking O +the O +household O +informant O +to O +rank O +the O +household O +' O +s O +wealth O +relative O +to O +others O +in O +the O +community O +on O +a O +scale O +from O +1 O +( O +poorest O +) O +to O +10 O +( O +richest O +) O +. O + +Covariates O +. O + +Case O +and O +control O +individuals O +were O +interviewed O +about O +standard O +sociodemographic O +indicators O +, O +including O +household O +composition O +, O +education O +, O +and O +employment O +. O + +Information O +was O +collected O +on O +vision O +- O +related O +quality O +of O +life O +using O +the O +World O +Health O +Organization O +Prevention O +of O +Blindness O +and O +Deafness O +20 O +- O +item O +Visual O +Functioning O +Questionnaire O +[ O +16 O +, O +17 O +] O +, O +and O +health O +- O +related O +quality O +of O +life O +was O +assessed O +using O +items O +from O +the O +European O +Quality O +of O +Life O +Questionnaire O +[ O +18 O +] O +. O + +Detailed O +time O +- O +use O +data O +were O +collected O +using O +methods O +based O +on O +the O +World O +Bank O +' O +s O +Living O +Standards O +Measurement O +Study O +[ O +15 O +] O +. O + +Training O +and O +Fieldwork O + +Interviewers O +were O +trained O +for O +1 O +wk O +, O +including O +2 O +d O +of O +pilot O +testing O +. O + +Attempts O +were O +made O +to O +minimise O +measurement O +bias O +by O +emphasising O +the O +need O +for O +consistency O +in O +data O +collection O +among O +cases O +and O +controls O +. O + +The O +questionnaires O +were O +translated O +into O +the O +local O +languages O +( O +three O +in O +Kenya O +, O +three O +in O +the O +Philippines O +, O +and O +one O +in O +Bangladesh O +) O +and O +back O +- O +translated O +by O +independent O +translators O +( O +one O +for O +each O +language O +) O +who O +were O +also O +asked O +to O +comment O +on O +appropriateness O +of O +language O +used O +for O +the O +target O +population O +. O + +A O +review O +was O +held O +to O +discuss O +differences O +in O +translation O +and O +modify O +accordingly O +. O + +The O +questionnaire O +was O +piloted O +in O +each O +setting O +and O +small O +modifications O +to O +wording O +of O +some O +items O +were O +made O +, O +where O +appropriate O +, O +to O +ensure O +local O +understanding O +. O + +Teams O +were O +accompanied O +by O +a O +field O +supervisor O +at O +least O +1 O +d O +per O +wk O +to O +ensure O +that O +high O +quality O +was O +maintained O +and O +interviews O +were O +observed O +randomly O +throughout O +the O +study O +. O + +Statistical O +Analysis O + +Microsoft O +Access O +was O +used O +for O +data O +entry O +, O +and O +all O +data O +were O +double O +entered O +and O +validated O +. O + +Analyses O +were O +undertaken O +in O +SAS O +version O +8 O +. O +2 O +. O + +The O +mean O +and O +range O +of O +each O +expenditure O +item O +was O +calculated O +to O +assess O +whether O +answers O +were O +plausible O +, O +and O +to O +identify O +and O +exclude O +gross O +outliers O +( O +none O +identified O +) O +. O + +Rental O +equivalents O +were O +imputed O +based O +on O +household O +characteristics O +and O +non O +- O +rent O +expenditure O +for O +households O +where O +these O +estimates O +were O +missing O +or O +unreasonably O +low O +( O +< O +$ O +1 O +per O +mo O +) O +( O +four O +in O +Kenya O +, O +three O +in O +Bangladesh O +, O +18 O +in O +the O +Philippines O +) O +. O + +Total O +monthly O +household O +consumption O +was O +divided O +by O +the O +number O +of O +household O +members O +to O +calculate O +per O +capita O +household O +expenditure O +. O + +Per O +capita O +household O +expenditure O +was O +divided O +into O +quartiles O +, O +separately O +for O +each O +country O +, O +based O +on O +the O +distribution O +of O +the O +data O +for O +the O +case O +and O +control O +participants B +combined O +. O + +Households O +with O +incomplete O +expenditure O +data O +were O +excluded O +from O +analyses O +( O +five O +cases O +and O +four O +controls O +in O +Kenya O +; O +one O +case O +and O +one O +control O +in O +Bangladesh O +) O +. O + +A O +relative O +index O +of O +household O +assets O +was O +derived O +using O +principal O +components O +analysis O +( O +PCA O +) O +to O +determine O +weights O +for O +a O +list O +of O +assets O +and O +wealth O +indicators O +[ O +19 O +] O +. O + +Variables O +entered O +into O +the O +PCA O +included O +building O +materials O +of O +the O +house O +, O +ownership O +of O +ten O +household O +assets O +, O +animal O +ownership O +, O +and O +education O +of O +the O +head O +of O +the O +household O +. O + +The O +derived O +index O +was O +divided O +into O +quartiles O +from O +poorest O +( O +lowest O +socioeconomic O +status O +[ O +SES O +] O +index O +) O +to O +least O +poor O +( O +highest O +SES O +index O +) O +. O + +PCA O +analyses O +were O +undertaken O +separately O +for O +each O +country O +. O + +The O +means O +of O +the O +poverty O +variables O +were O +first O +compared O +for O +cases O +recruited O +through O +the O +two O +different O +methods O +, O +and O +then O +from O +cases O +and O +controls O +using O +t O +- O +tests O +for O +continuous O +variables O +( O +e O +. O +g O +. O +, O +PCE O +and O +assets O +) O +. O + +For O +categorical O +variables O +( O +e O +. O +g O +. O +, O +household O +rank O +) O +we O +used O +the O +Mann O +- O +Whitney O +test O +and O +presented O +medians O +and O +interquartile O +ranges O +. O + +PCE O +was O +highly O +skewed O +and O +therefore O +was O +log O +transformed O +for O +the O +t O +- O +tests O +. O + +The O +two O +- O +way O +correlations O +were O +calculated O +between O +PCE O +, O +assets O +, O +and O +household O +rank O +, O +in O +turn O +. O + +Logistic O +regression O +analyses O +were O +undertaken O +separately O +for O +each O +country O +, O +assessing O +the O +association O +between O +case O +/ O +control O +status O +and O +sociodemographic O +and O +poverty O +variables O +. O + +Conditional O +logistic O +regression O +was O +not O +undertaken O +, O +since O +the O +matching O +was O +incomplete O +, O +so O +all O +analyses O +were O +adjusted O +for O +the O +matching O +variables O +( O +age O +, O +sex O +, O +and O +rural O +/ O +urban O +location O +) O +. O + +Likelihood O +ratio O +tests O +were O +undertaken O +to O +assess O +the O +significance O +of O +adding O +covariates O +with O +more O +than O +two O +levels O +( O +e O +. O +g O +. O +, O +age O +groups O +, O +self O +- O +rated O +health O +groups O +) O +to O +the O +model O +. O + +Tests O +for O +trend O +were O +undertaken O +across O +quartiles O +of O +the O +poverty O +variables O +and O +assessed O +using O +the O +p O +- O +value O +for O +trend O +. O + +Analyses O +were O +also O +conducted O +adjusting O +for O +the O +logistic O +regression O +analyses O +for O +poverty O +by O +social O +support O +indicators O +( O +marital O +status O +and O +household O +size O +) O +and O +self O +- O +rated O +health O +, O +since O +these O +variables O +may O +confound O +the O +association O +between O +cataract O +visual O +impairment O +and O +poverty O +. O + +Analyses O +from O +the O +Philippines O +were O +also O +adjusted O +for O +study O +site O +, O +since O +data O +were O +obtained O +from O +two O +settings O +( O +Negros O +and O +Antique O +) O +. O + +An O +attempt O +was O +made O +to O +disentangle O +the O +relationship O +between O +poverty O +and O +cataract O +by O +stratifying O +the O +analyses O +by O +age O +, O +sex O +, O +and O +level O +of O +visual O +impairment O +among O +the O +cases O +. O + +Ethical O +Approval O + +Informed O +signed O +or O +thumb O +- O +printed O +consent O +was O +obtained O +from O +all O +cases O +and O +controls O +. O + +In O +Kenya O +and O +Bangladesh O +all O +cases O +were O +offered O +free O +cataract O +surgery O +at O +the O +local O +hospital O +, O +with O +free O +transport O +. O + +In O +the O +Philippines O +, O +patients B +were O +referred O +for O +surgery O +, O +which O +was O +subsidised O +for O +patients B +who O +could O +not O +afford O +the O +fee O +. O + +Ethical O +approval O +for O +this O +study O +was O +obtained O +from O +the O +ethics O +committees O +of O +the O +London O +School O +of O +Hygiene O +& O +Tropical O +Medicine O +, O +the O +Kenya O +Medical O +Research O +Institute O +, O +the O +Bangladesh O +Medical O +Research O +Council O +, O +and O +the O +University O +of O +St O +. O + +La O +Salle O +, O +Bacolod O +, O +Philippines O +. O + +This O +study O +complied O +with O +the O +guidelines O +of O +the O +Declaration O +of O +Helsinki O +. O + +Results O + +Sociodemographic O +Characteristics O +of O +Cases O +and O +Controls O + +Case O +and O +control O +participants B +were O +matched O +reasonably O +closely O +by O +sex O +and O +location O +. O + +However O +, O +within O +the O +age O +category O +> O += O +70 O +y O +, O +cases O +tended O +to O +be O +older O +than O +the O +controls O +, O +so O +that O +cases O +were O +over O +- O +represented O +in O +the O +oldest O +age O +groups O +( O +75 O +- O +79 O +and O +> O += O +80 O +y O +) O +compared O +to O +controls O +( O +Table O +1 O +) O +. O + +Cases O +were O +less O +likely O +to O +be O +married O +than O +controls O +, O +in O +Kenya O +( O +OR O +0 O +. O +6 O +, O +95 O +% O +CI O +0 O +. O +3 O +- O +1 O +. O +1 O +) O +, O +Bangladesh O +( O +0 O +. O +6 O +, O +0 O +. O +4 O +- O +1 O +. O +0 O +) O +, O +and O +the O +Philippines O +( O +0 O +. O +7 O +, O +0 O +. O +4 O +- O +1 O +. O +0 O +) O +, O +although O +this O +only O +reached O +statistical O +significance O +in O +Bangladesh O +( O +p O += O +0 O +. O +03 O +) O +. O + +There O +was O +a O +strong O +protective O +effect O +of O +literacy O +and O +education O +on O +cataract O +in O +Bangladesh O +and O +Kenya O +that O +was O +not O +evident O +in O +the O +Philippines O +. O + +Cases O +were O +substantially O +less O +likely O +to O +have O +a O +job O +other O +than O +working O +in O +the O +field O +compared O +to O +controls O +in O +all O +three O +countries O +. O + +Cases O +reported O +significantly O +poorer O +self O +- O +rated O +health O +than O +controls O +- O +- O +this O +pattern O +was O +particularly O +evident O +in O +the O +Philippines O +( O +OR O +for O +lowest O +versus O +highest O +quartile O +of O +self O +- O +rated O +health O += O +5 O +. O +7 O +, O +95 O +% O +CI O +3 O +. O +0 O +- O +10 O +. O +7 O +) O +but O +also O +apparent O +in O +Kenya O +( O +2 O +. O +6 O +, O +1 O +. O +1 O +- O +6 O +. O +2 O +) O +and O +Bangladesh O +( O +3 O +. O +3 O +, O +2 O +. O +1 O +- O +5 O +. O +3 O +) O +. O + +Summary O +Wealth O +Measures O + +All O +three O +settings O +were O +poor O +. O + +The O +mean O +PCE O +was O +less O +than O +US O +$ O +1 O +per O +person B +per O +day O +in O +all O +three O +settings O +: O +US O +$ O +26 O +. O +4 O +( O +standard O +deviation O +[ O +SD O +] O += O +US O +$ O +34 O +. O +9 O +) O +in O +Kenya O +, O +US O +$ O +21 O +. O +7 O +( O +US O +$ O +48 O +. O +0 O +) O +in O +Bangladesh O +and O +US O +$ O +26 O +. O +1 O +( O +US O +$ O +23 O +. O +5 O +) O +in O +the O +Philippines O +. O + +The O +biggest O +expense O +was O +food O +in O +all O +three O +settings O +, O +making O +up O +55 O +% O +of O +PCE O +in O +Kenya O +, O +47 O +% O +in O +Bangladesh O +, O +and O +64 O +% O +in O +the O +Philippines O +, O +followed O +by O +household O +expenses O +including O +rent O +( O +21 O +% O +in O +Kenya O +, O +28 O +% O +Bangladesh O +, O +and O +22 O +% O +Philippines O +) O +( O +Figure O +1 O +) O +. O + +The O +majority O +of O +food O +consumption O +was O +from O +direct O +purchase O +( O +70 O +% O +in O +Kenya O +, O +75 O +% O +in O +Bangladesh O +, O +and O +77 O +% O +in O +the O +Philippines O +) O +or O +home O +- O +grown O +production O +( O +24 O +% O +in O +Kenya O +, O +22 O +% O +in O +Bangladesh O +, O +and O +17 O +% O +in O +the O +Philippines O +) O +, O +and O +little O +was O +from O +gifts O +or O +payments O +. O + +An O +asset O +score O +was O +created O +through O +PCA O +in O +the O +three O +settings O +. O + +The O +first O +principal O +component O +explained O +22 O +% O +of O +the O +variability O +in O +asset O +variables O +in O +Kenya O +, O +25 O +% O +in O +Bangladesh O +, O +and O +24 O +% O +in O +the O +Philippines O +. O + +Self O +- O +perceived O +wealth O +of O +the O +household O +clustered O +around O +the O +average O +with O +a O +large O +proportion O +of O +households O +in O +Kenya O +( O +48 O +% O +) O +, O +Bangladesh O +( O +43 O +% O +) O +, O +and O +the O +Philippines O +( O +64 O +% O +) O +; O +households O +stating O +that O +they O +were O +ranked O +between O +4 O +and O +6 O +, O +on O +a O +scale O +from O +1 O +to O +10 O +, O +in O +terms O +of O +wealth O +in O +their O +community O +. O + +The O +three O +measures O +of O +poverty O +were O +highly O +correlated O +, O +each O +showing O +significant O +correlation O +( O +p O +< O +0 O +. O +001 O +) O +with O +the O +other O +measure O +. O + +Economic O +and O +Household O +Characteristics O +of O +Cases O +and O +Controls O + +There O +were O +no O +significant O +differences O +in O +PCE O +, O +assets O +, O +or O +household O +rank O +between O +cases O +recruited O +through O +the O +population O +- O +based O +survey O +and O +those O +recruited O +through O +case O +detection O +, O +with O +the O +exception O +that O +the O +case O +- O +detection O +cases O +had O +lower O +household O +rank O +in O +Kenya O +( O +mean O += O +3 O +. O +7 O +versus O +3 O +. O +1 O +, O +p O += O +0 O +. O +02 O +) O +. O + +Consequently O +, O +cases O +recruited O +through O +the O +two O +methods O +were O +combined O +in O +the O +subsequent O +analyses O +. O + +Cases O +were O +poorer O +than O +controls O +, O +in O +all O +three O +settings O +according O +to O +all O +three O +poverty O +measurements O +( O +Table O +2 O +) O +. O + +The O +mean O +PCE O +was O +20 O +% O +- O +28 O +% O +lower O +for O +members O +of O +households O +with O +a O +case O +than O +for O +control O +households O +, O +and O +this O +difference O +was O +highly O +significant O +in O +Bangladesh O +and O +the O +Philippines O +; O +for O +Kenya O +it O +was O +lower O +but O +did O +not O +reach O +significance O +( O +p O += O +0 O +. O +07 O +) O +. O + +The O +PCA O +score O +for O +assets O +was O +significantly O +lower O +among O +cases O +than O +controls O +in O +Kenya O +and O +Bangladesh O +, O +and O +it O +was O +lower O +in O +the O +Philippines O +although O +it O +did O +not O +reach O +significance O +( O +p O += O +0 O +. O +06 O +) O +. O + +Self O +- O +perceived O +wealth O +was O +significantly O +lower O +for O +households O +with O +a O +case O +compared O +to O +control O +households O +in O +Kenya O +( O +3 O +. O +4 O +versus O +4 O +. O +5 O +) O +and O +Bangladesh O +( O +3 O +. O +9 O +versus O +4 O +. O +6 O +) O +, O +though O +not O +in O +the O +Philippines O +( O +4 O +. O +1 O +versus O +4 O +. O +3 O +) O +. O + +There O +was O +no O +difference O +in O +the O +size O +of O +the O +households O +of O +cases O +and O +controls O +in O +any O +of O +the O +three O +settings O +. O + +The O +ratio O +of O +dependents O +( O +i O +. O +e O +. O +, O +household O +member O +aged O +< O +15 O +or O +> O += O +50 O +y O +) O +to O +independents O +( O +i O +. O +e O +. O +, O +household O +member O +aged O +15 O +- O +50 O +y O +) O +was O +similar O +between O +cases O +and O +controls O +in O +Bangladesh O +( O +1 O +. O +4 O +versus O +1 O +. O +4 O +) O +, O +but O +the O +dependency O +ratio O +was O +higher O +for O +controls O +than O +cases O +in O +Kenya O +( O +2 O +. O +1 O +versus O +1 O +. O +6 O +) O +and O +the O +Philippines O +( O +1 O +. O +7 O +versus O +1 O +. O +3 O +) O +, O +due O +to O +the O +smaller O +number O +of O +people B +of O +working O +age O +. O + +Patterns O +of O +Expenditure O +in O +Cases O +and O +Controls O + +Figure O +1 O +shows O +the O +total O +PCE O +and O +the O +allocation O +of O +expenditure O +within O +quartiles O +of O +PCE O +for O +cases O +and O +controls O +. O + +Monthly O +PCE O +was O +similar O +for O +cases O +and O +controls O +within O +each O +of O +the O +quartiles O +of O +expenditure O +. O + +There O +was O +a O +gradual O +increase O +in O +PCE O +between O +the O +first O +three O +quartiles O +, O +and O +then O +a O +rapid O +increase O +between O +the O +third O +and O +the O +richest O +quartile O +. O + +Within O +the O +first O +three O +quartiles O +of O +PCE O +the O +majority O +of O +expenditure O +was O +on O +food O +. O + +Substantial O +expenditure O +on O +non O +- O +food O +items O +was O +observed O +only O +in O +the O +highest O +quartile O +of O +expenditure O +, O +where O +about O +half O +of O +expenditure O +was O +on O +non O +- O +food O +items O +. O + +Similar O +patterns O +of O +PCE O +were O +observed O +for O +cases O +and O +controls O +in O +Kenya O +, O +Bangladesh O +, O +and O +the O +Philippines O +within O +each O +quartile O +of O +expenditure O +. O + +These O +results O +demonstrate O +that O +cataract O +visual O +impairment O +was O +related O +to O +reduced O +PCE O +, O +but O +not O +allocation O +of O +expenditure O +. O + +Multivariate O +Analyses O +of O +Poverty O +and O +Cataract O +Visual O +Impairment O + +Multivariate O +analyses O +showed O +that O +case O +participants B +were O +consistently O +poorer O +than O +controls O +in O +Kenya O +, O +Bangladesh O +, O +and O +the O +Philippines O +, O +using O +three O +different O +measures O +of O +poverty O +( O +Table O +3 O +) O +. O + +Cases O +were O +more O +likely O +than O +controls O +to O +be O +in O +the O +lowest O +quartile O +of O +PCE O +rather O +than O +the O +highest O +quartile O +in O +Kenya O +( O +OR O +2 O +. O +3 O +, O +95 O +% O +CI O +0 O +. O +9 O +- O +5 O +. O +5 O +) O +, O +Bangladesh O +( O +1 O +. O +9 O +, O +1 O +. O +1 O +- O +3 O +. O +2 O +) O +and O +the O +Philippines O +( O +3 O +. O +1 O +, O +1 O +. O +7 O +- O +5 O +. O +7 O +) O +. O + +In O +all O +three O +settings O +these O +associations O +showed O +significant O +dose O +- O +response O +as O +assessed O +by O +the O +p O +- O +value O +for O +trend O +across O +the O +quartiles O +, O +with O +decreasing O +PCE O +related O +to O +case O +status O +and O +these O +relationships O +persisted O +after O +adjustment O +for O +self O +- O +rated O +health O +and O +social O +support O +indicators O +. O + +A O +similar O +pattern O +was O +observed O +for O +the O +relationship O +between O +case O +- O +control O +status O +and O +asset O +ownership O +. O + +Cases O +were O +significantly O +more O +likely O +to O +be O +in O +the O +lowest O +quartile O +of O +asset O +ownership O +rather O +than O +the O +highest O +quartile O +compared O +to O +controls O +in O +Kenya O +( O +3 O +. O +7 O +, O +1 O +. O +4 O +- O +9 O +. O +6 O +) O +, O +Bangladesh O +( O +2 O +. O +6 O +, O +1 O +. O +5 O +- O +4 O +. O +4 O +) O +, O +and O +the O +Philippines O +( O +2 O +. O +1 O +, O +1 O +. O +1 O +- O +3 O +. O +8 O +) O +. O + +Cases O +were O +also O +significantly O +more O +likely O +to O +be O +in O +the O +lowest O +quartile O +of O +household O +rank O +rather O +than O +the O +highest O +, O +compared O +to O +controls O +in O +Kenya O +( O +3 O +. O +5 O +, O +1 O +. O +5 O +- O +8 O +. O +0 O +) O +, O +Bangladesh O +( O +2 O +. O +7 O +, O +1 O +. O +6 O +- O +4 O +. O +7 O +) O +and O +the O +Philippines O +( O +2 O +. O +3 O +, O +1 O +. O +1 O +- O +4 O +. O +8 O +) O +. O + +The O +associations O +with O +assets O +and O +household O +rank O +also O +showed O +a O +significant O +dose O +- O +response O +relationship O +, O +and O +the O +associations O +were O +largely O +unchanged O +after O +adjustment O +for O +self O +- O +rated O +health O +and O +social O +support O +indicators O +. O + +In O +Kenya O +and O +Bangladesh O +the O +relationship O +between O +PCE O +and O +case O +status O +was O +somewhat O +weaker O +than O +for O +the O +other O +measures O +of O +poverty O +, O +while O +the O +reverse O +was O +true O +in O +the O +Philippines O +. O + +Stratifying O +the O +association O +between O +PCE O +and O +cataract O +visual O +impairment O +by O +level O +of O +visual O +impairment O +showed O +an O +inconsistent O +pattern O +( O +Table O +4 O +) O +. O + +In O +Kenya O +, O +the O +association O +with O +low O +PCE O +was O +somewhat O +stronger O +comparing O +cataract O +blind O +cases O +to O +controls O +( O +OR O +3 O +. O +1 O +, O +95 O +% O +CI O +0 O +. O +9 O +- O +10 O +. O +8 O +) O +than O +comparing O +moderate O +visually O +impaired O +cases O +to O +controls O +( O +1 O +. O +8 O +, O +0 O +. O +6 O +- O +5 O +. O +4 O +) O +, O +while O +this O +pattern O +was O +reversed O +in O +Bangladesh O +( O +blind O +cases O +versus O +controls O +: O +1 O +. O +8 O +, O +1 O +. O +0 O +- O +3 O +. O +4 O +; O +moderately O +visually O +impaired O +cases O +versus O +controls O +: O +3 O +. O +1 O +, O +1 O +. O +3 O +- O +7 O +. O +2 O +) O +. O + +In O +the O +Philippines O +the O +association O +with O +low O +PCE O +was O +strongest O +comparing O +severely O +visually O +impaired O +cases O +to O +controls O +( O +5 O +. O +9 O +, O +2 O +. O +0 O +- O +17 O +. O +6 O +) O +. O + +The O +association O +between O +cataract O +visual O +impairment O +and O +PCE O +was O +stronger O +among O +men B +than O +women B +in O +Bangladesh O +and O +the O +Philippines O +, O +while O +the O +reverse O +was O +true O +in O +Kenya O +( O +Table O +5 O +) O +. O + +In O +Kenya O +and O +the O +Philippines O +the O +strongest O +association O +between O +cataract O +and O +PCE O +was O +among O +people B +aged O +70 O +- O +79 O +y O +, O +while O +in O +Bangladesh O +the O +strongest O +effect O +was O +in O +people B +aged O +over O +80 O +y O +. O + +Stratifying O +the O +association O +between O +assets O +and O +household O +rank O +with O +cataract O +by O +level O +of O +visual O +impairment O +, O +sex O +, O +or O +age O +broadly O +repeated O +these O +findings O +, O +and O +generally O +supported O +the O +lack O +of O +consistent O +pattern O +( O +unpublished O +data O +) O +. O + +Discussion O + +This O +large O +, O +multicentre O +population O +- O +based O +case O +- O +control O +study O +provides O +evidence O +that O +people B +with O +visual O +impairment O +from O +cataract O +are O +poorer O +than O +control O +participants B +with O +normal O +vision O +matched O +for O +age O +and O +sex O +. O + +This O +pattern O +was O +evident O +whether O +poverty O +was O +measured O +in O +terms O +of O +PCE O +, O +assets O +, O +or O +self O +- O +rated O +wealth O +. O + +Marital O +status O +seemed O +to O +be O +protective O +for O +cataract O +visual O +impairment O +, O +possibly O +indicating O +the O +role O +of O +social O +support O +in O +health O +- O +seeking O +behaviour O +. O + +Reduced O +self O +- O +rated O +health O +was O +also O +strongly O +related O +to O +cataract O +visual O +impairment O +. O + +This O +demonstrates O +the O +impact O +of O +poor O +vision O +on O +overall O +assessments O +of O +health O +and O +supports O +our O +previous O +finding O +of O +a O +relationship O +between O +cataract O +and O +quality O +of O +life O +[ O +17 O +] O +. O + +Adjustment O +for O +marital O +status O +and O +self O +- O +rated O +health O +did O +not O +entirely O +explain O +the O +association O +between O +poverty O +and O +cataract O +visual O +impairment O +, O +suggesting O +that O +it O +operated O +through O +other O +pathways O +. O + +Visual O +impairment O +could O +cause O +poverty O +through O +reduced O +employment O +opportunities O +. O + +We O +might O +therefore O +expect O +to O +see O +a O +stronger O +relationship O +between O +cataract O +and O +poverty O +among O +the O +blind O +case O +participants B +who O +may O +have O +fewer O +employment O +opportunities O +than O +among O +those O +less O +impaired O +( O +i O +. O +e O +. O +, O +moderate O +visual O +impairment O +) O +. O + +Poverty O +may O +also O +cause O +visual O +impairment O +through O +restricted O +access O +to O +cataract O +surgery O +. O + +In O +this O +case O +we O +would O +expect O +to O +see O +a O +stronger O +relationship O +between O +poverty O +and O +less O +severely O +affected O +cases O +( O +i O +. O +e O +. O +, O +moderate O +visual O +impairment O +) O +, O +as O +poor O +families O +may O +allocate O +money O +for O +surgery O +on O +members O +who O +are O +blind O +from O +cataract O +, O +so O +that O +poverty O +mainly O +restricts O +access O +to O +surgery O +among O +people B +who O +are O +moderately O +visually O +impaired O +. O + +The O +relationships O +that O +we O +observed O +between O +level O +of O +visual O +impairment O +and O +cataract O +were O +inconsistent O +across O +the O +three O +settings O +. O + +Perhaps O +this O +shows O +that O +both O +pathways O +were O +operating O +or O +that O +the O +dynamics O +of O +the O +relationship O +between O +poverty O +and O +blindness O +vary O +in O +different O +settings O +. O + +Levels O +of O +literacy O +and O +education O +were O +lower O +among O +cases O +than O +controls O +. O + +These O +long O +- O +term O +indicators O +of O +disadvantage O +are O +unlikely O +to O +have O +changed O +after O +the O +onset O +of O +cataract O +. O + +This O +observation O +provides O +some O +evidence O +that O +poverty O +preceded O +blindness O +in O +our O +study O +participants B +. O + +It O +is O +frequently O +asserted O +that O +blindness O +is O +both O +a O +cause O +and O +consequence O +of O +poverty O +, O +but O +there O +are O +few O +empirical O +data O +to O +support O +this O +claim O +. O + +Globally O +, O +the O +prevalence O +of O +blindness O +is O +five O +- O +fold O +higher O +in O +poor O +than O +rich O +countries O +[ O +2 O +] O +, O +and O +data O +from O +Pakistan O +and O +India O +suggest O +that O +within O +countries O +the O +poor O +are O +more O +likely O +to O +be O +blind O +[ O +3 O +, O +4 O +] O +. O + +Some O +blinding O +conditions O +are O +a O +direct O +consequence O +of O +poverty O +, O +notably O +trachoma O +, O +which O +thrives O +in O +poor O +areas O +lacking O +water O +and O +sanitation O +[ O +20 O +] O +. O + +Other O +blinding O +diseases O +clearly O +contribute O +to O +poverty O +, O +such O +as O +onchocerciasis O +, O +which O +results O +in O +the O +abandonment O +of O +the O +fertile O +areas O +near O +to O +the O +rivers O +where O +the O +disease O +vector O +thrives O +[ O +9 O +] O +. O + +A O +larger O +literature O +shows O +that O +poor O +people B +are O +more O +likely O +to O +be O +ill O +or O +disabled O +than O +their O +richer O +compatriots O +, O +ranging O +from O +general O +disability O +in O +India O +, O +Bulgaria O +, O +and O +Ghana O +[ O +21 O +] O +; O +common O +mental O +disorders O +in O +Brazil O +, O +Chile O +, O +India O +, O +and O +Zimbabwe O +[ O +22 O +] O +; O +deafness O +in O +Brazil O +[ O +23 O +] O +; O +and O +tuberculosis O +in O +China O +[ O +24 O +] O +. O + +There O +are O +also O +some O +exceptions O +such O +as O +a O +case O +- O +control O +study O +in O +Rwanda O +which O +failed O +to O +show O +an O +association O +between O +PCE O +and O +musculoskeletal O +impairment O +, O +perhaps O +because O +the O +population O +was O +almost O +universally O +poor O +[ O +25 O +] O +. O + +Poverty O +may O +increase O +the O +incidence O +of O +disease O +, O +particularly O +preventable O +diseases O +such O +as O +tuberculosis O +. O + +Poverty O +may O +also O +restrict O +access O +to O +appropriate O +health O +care O +and O +so O +prolong O +the O +duration O +of O +disease O +. O + +A O +study O +in O +rural O +Tanzania O +showed O +that O +care O +- O +seeking O +behaviour O +for O +childhood O +illness O +is O +worse O +among O +poorer O +families O +than O +among O +the O +relatively O +rich O +families O +[ O +26 O +] O +. O + +Another O +Tanzanian O +study O +found O +that O +people B +with O +higher O +levels O +of O +asset O +ownership O +were O +more O +likely O +to O +obtain O +antimalarials O +even O +though O +they O +were O +less O +likely O +to O +be O +parasitaemic O +[ O +27 O +] O +. O + +With O +respect O +to O +cataract O +, O +there O +is O +little O +evidence O +that O +prevention O +is O +possible O +, O +and O +so O +the O +main O +pathway O +from O +poverty O +to O +blindness O +is O +likely O +to O +be O +through O +reduced O +access O +to O +cataract O +surgical O +services O +. O + +High O +health O +care O +costs O +may O +also O +exacerbate O +poverty O +. O + +A O +study O +in O +rural O +China O +showed O +that O +ill O +health O +increases O +medical O +expenditure O +significantly O +, O +which O +detracts O +from O +expenditure O +on O +food O +, O +education O +, O +investment O +in O +farming O +, O +and O +participation O +in O +social O +activities O +[ O +28 O +] O +. O + +Inability O +to O +afford O +cataract O +surgery O +is O +cited O +as O +the O +major O +barrier O +to O +the O +uptake O +of O +surgery O +in O +the O +surveys O +conducted O +in O +Kenya O +, O +the O +Philippines O +, O +and O +Bangladesh O +[ O +6 O +- O +8 O +] O +. O + +This O +indicates O +that O +the O +cost O +of O +surgery O +is O +perceived O +as O +substantial O +by O +many O +households O +, O +notwithstanding O +the O +problems O +of O +assessing O +the O +complex O +issue O +of O +barriers O +in O +the O +absence O +of O +in O +- O +depth O +qualitative O +interviews O +. O + +Consequently O +, O +there O +are O +lower O +rates O +of O +cataract O +surgery O +among O +the O +poor O +[ O +3 O +] O +. O + +Poverty O +may O +also O +limit O +the O +employment O +opportunities O +of O +the O +person B +with O +disability O +or O +their O +household O +members O +. O + +This O +pattern O +has O +been O +demonstrated O +for O +people B +with O +HIV B +in O +South O +Africa O +[ O +29 O +] O +, O +tuberculosis O +in O +China O +[ O +24 O +] O +, O +or O +disability O +in O +Sri O +Lanka O +[ O +22 O +] O +. O + +An O +impact O +of O +blindness O +on O +reduced O +employment O +or O +income O +has O +been O +observed O +in O +Guinea O +[ O +9 O +] O +and O +India O +[ O +4 O +] O +. O + +A O +belief O +that O +blindness O +reduces O +the O +employment O +opportunities O +of O +household O +members O +is O +widespread O +, O +but O +so O +far O +there O +is O +limited O +supportive O +evidence O +. O + +There O +is O +a O +further O +complication O +to O +investigations O +of O +the O +relationship O +between O +cataract O +and O +poverty O +, O +as O +the O +individuals O +with O +cataract O +are O +likely O +to O +be O +elderly O +and O +facing O +multiple O +disabilities O +. O + +Our O +study O +took O +account O +of O +the O +potential O +impact O +of O +multiple O +disabilities O +, O +as O +we O +adjusted O +for O +self O +- O +rated O +health O +, O +which O +is O +closely O +related O +to O +overall O +health O +, O +and O +this O +adjustment O +had O +no O +overall O +impact O +on O +our O +results O +[ O +30 O +] O +. O + +Study O +Strengths O + +This O +was O +a O +large O +population O +- O +based O +case O +- O +control O +study O +, O +conducted O +in O +three O +countries O +, O +allowing O +international O +comparisons O +. O + +This O +was O +the O +first O +study O +, O +to O +our O +knowledge O +, O +to O +relate O +PCE O +to O +visual O +impairment O +. O + +We O +also O +measured O +assets O +, O +which O +reflects O +long O +- O +term O +access O +to O +resources O +, O +and O +self O +- O +rated O +wealth O +. O + +We O +used O +expenditure O +as O +a O +proxy O +for O +income O +, O +which O +has O +aided O +both O +academic O +and O +nonacademic O +investigations O +. O + +As O +one O +example O +, O +the O +notorious O +Chicago O +gangster O +Al O +Capone O +managed O +to O +escape O +prosecution O +for O +smuggling O +, O +gambling O +, O +bootlegging O +, O +and O +murder O +for O +years O +, O +but O +was O +eventually O +convicted O +of O +tax O +evasion O +, O +because O +the O +jury O +was O +convinced O +that O +his O +exorbitant O +expenses O +on O +clothes O +, O +furnishing O +, O +foods O +, O +and O +gifts O +were O +inconsistent O +with O +his O +claim O +that O +he O +had O +no O +income O +. O + +Expenditure O +often O +provides O +a O +better O +measure O +of O +poverty O +than O +income O +for O +a O +number O +of O +reasons O +. O + +Income O +may O +be O +variable O +by O +season O +, O +whereas O +households O +attempt O +to O +smooth O +expenditure O +over O +the O +year O +. O + +People B +are O +more O +comfortable O +sharing O +information O +about O +expenditure O +than O +income O +, O +and O +it O +may O +be O +a O +more O +meaningful O +measure O +than O +income O +in O +an O +agrarian O +society O +as O +it O +reflects O +what O +the O +household O +is O +able O +to O +command O +based O +on O +its O +current O +income O +, O +borrowing O +ability O +, O +or O +household O +savings O +[ O +31 O +] O +. O + +PCE O +also O +has O +advantages O +over O +assets O +, O +as O +it O +may O +be O +more O +responsive O +to O +change O +, O +which O +will O +be O +important O +for O +the O +follow O +- O +up O +analyses O +of O +the O +study O +participants B +after O +they O +have O +undergone O +cataract O +surgery O +. O + +Study O +Limitations O + +There O +are O +a O +number O +of O +limitations O +relating O +to O +the O +measurement O +of O +poverty O +in O +this O +study O +. O + +Our O +analyses O +focus O +on O +monetary O +indicators O +of O +poverty O +, O +while O +we O +acknowledge O +that O +health O +, O +education O +, O +and O +housing O +are O +also O +important O +. O + +We O +concede O +that O +it O +is O +difficult O +to O +measure O +expenditure O +accurately O +[ O +32 O +, O +33 O +] O +, O +but O +this O +also O +true O +for O +the O +measurement O +of O +diet O +and O +other O +variables O +, O +which O +is O +standard O +practise O +in O +many O +epidemiological O +studies O +. O + +Furthermore O +, O +a O +large O +number O +of O +items O +were O +included O +in O +our O +measure O +of O +expenditure O +so O +that O +the O +measure O +was O +comprehensive O +[ O +33 O +] O +. O + +Expenditure O +data O +were O +not O +validated O +through O +diaries O +or O +other O +means O +, O +although O +assets O +and O +self O +- O +rated O +wealth O +correlated O +highly O +with O +PCE O +. O + +Other O +recent O +estimates O +of O +expenditure O +are O +not O +available O +from O +surveys O +conducted O +in O +these O +countries O +to O +allow O +comparison O +. O + +The O +per O +capita O +estimates O +of O +monthly O +gross O +national O +income O +from O +the O +World O +Development O +Indicators O +database O +show O +somewhat O +higher O +estimates O +in O +Kenya O +( O +US O +$ O +48 O +) O +and O +Bangladesh O +( O +US O +$ O +40 O +) O +than O +our O +PCE O +derived O +estimates O +, O +and O +far O +higher O +estimates O +for O +the O +Philippines O +( O +US O +$ O +108 O +) O +. O + +This O +discrepancy O +may O +be O +reasonable O +, O +as O +the O +World O +Development O +Indicators O +reflect O +national O +averages O +, O +while O +we O +sampled O +the O +households O +with O +elderly O +people B +in O +poor O +regions O +of O +the O +country O +, O +many O +of O +whom O +were O +visually O +impaired O +from O +cataract O +. O + +PCE O +was O +calculated O +simply O +by O +dividing O +the O +total O +household O +expenditure O +by O +the O +number O +of O +household O +members O +, O +without O +inclusion O +of O +economies O +of O +scale O +or O +equivalence O +scales O +. O + +There O +is O +no O +widely O +accepted O +alternative O +to O +the O +simple O +equal O +- O +sharing O +convention O +, O +and O +the O +majority O +of O +expenditure O +was O +on O +food O +which O +does O +not O +allow O +for O +economies O +of O +scale O +. O + +Furthermore O +, O +there O +were O +slightly O +fewer O +people B +of O +working O +age O +in O +the O +control O +households O +in O +Kenya O +and O +the O +Philippines O +, O +so O +adjustment O +for O +equivalence O +scores O +would O +be O +unlikely O +to O +explain O +the O +higher O +poverty O +among O +cases O +. O + +The O +case O +and O +control O +households O +were O +of O +similar O +sizes O +in O +the O +three O +settings O +, O +so O +economies O +of O +scales O +are O +unlikely O +to O +have O +explained O +the O +differences O +. O + +There O +were O +a O +number O +of O +limitations O +relating O +to O +study O +design O +. O + +Unfortunately O +, O +we O +did O +not O +record O +the O +exact O +numbers O +of O +cases O +and O +controls O +who O +refused O +to O +participate O +or O +were O +unable O +to O +communicate O +( O +believed O +to O +be O +fewer O +than O +five O +in O +each O +country O +) O +, O +so O +the O +response O +rate O +is O +unknown O +, O +but O +was O +believed O +to O +be O +high O +. O + +A O +variety O +of O +methods O +were O +used O +for O +case O +recruitment O +, O +as O +we O +were O +not O +able O +to O +obtain O +enough O +cases O +through O +the O +survey O +alone O +. O + +However O +, O +cases O +recruited O +through O +the O +population O +- O +based O +survey O +and O +through O +case O +detection O +had O +similar O +poverty O +characteristics O +. O + +Conclusions O + +Our O +data O +show O +that O +people B +with O +visual O +impairment O +due O +to O +cataract O +were O +poorer O +than O +controls O +in O +three O +low O +income O +countries O +, O +Bangladesh O +, O +Kenya O +, O +and O +the O +Philippines O +. O + +The O +Millennium O +Development O +Goals O +are O +committed O +to O +the O +eradication O +of O +extreme O +poverty O +and O +provision O +of O +health O +care O +to O +poor O +people B +. O + +This O +study O +confirms O +an O +association O +between O +poverty O +and O +blindness O +and O +highlights O +the O +need O +for O +increased O +provision O +of O +cataract O +surgery O +to O +poor O +people B +, O +particularly O +since O +cataract O +surgery O +is O +a O +highly O +cost O +- O +effective O +intervention O +in O +these O +settings O +[ O +34 O +] O +. O + +Human B +genetic O +selection O +on O +the O +MTHFR O +677C O +> O +T O +polymorphism O + +Abstract O + +Background O + +The O +prevalence O +of O +genotypes O +of O +the O +677C O +> O +T O +polymorphism O +for O +the O +MTHFR O +gene O +varies O +among O +humans B +. O + +In O +previous O +studies O +, O +we O +found O +changes O +in O +the O +genotypic O +frequencies O +of O +this O +polymorphism O +in O +populations O +of O +different O +ages O +, O +suggesting O +that O +this O +could O +be O +caused O +by O +an O +increase O +in O +the O +intake O +of O +folate O +and O +multivitamins O +by O +women B +during O +the O +periconceptional O +period O +. O + +The O +aim O +was O +to O +analyze O +changes O +in O +the O +allelic O +frequencies O +of O +this O +polymorphism O +in O +a O +Spanish O +population O +, O +including O +samples O +from O +spontaneous O +abortions O +( O +SA O +) O +. O + +Methods O + +A O +total O +of O +1305 O +subjects O +born O +in O +the O +20th O +century O +were O +genotyped O +for O +the O +677C O +> O +T O +polymorphism O +using O +allele O +specific O +real O +- O +time O +PCR O +with O +Taqman O +( O +R O +) O +probes O +. O + +A O +section O +of O +our O +population O +( O +n O += O +276 O +) O +born O +in O +1980 O +- O +1989 O +was O +compared O +with O +fetal O +samples O +( O +n O += O +344 O +) O +from O +SA O +of O +unknown O +etiology O +from O +the O +same O +period O +. O + +Results O + +An O +increase O +in O +the O +frequency O +of O +the O +T O +allele O +( O +0 O +. O +38 O +vs O +0 O +. O +47 O +; O +p O +< O +0 O +. O +001 O +) O +and O +of O +the O +TT O +genotype O +( O +0 O +. O +14 O +vs O +0 O +. O +24 O +; O +p O +< O +0 O +. O +001 O +) O +in O +subjects O +born O +in O +the O +last O +quarter O +of O +the O +century O +was O +observed O +. O + +In O +the O +1980 O +- O +1989 O +period O +, O +the O +results O +show O +that O +the O +frequency O +of O +the O +wild O +type O +genotype O +( O +CC O +) O +is O +about O +tenfold O +lower O +in O +the O +SA O +samples O +than O +in O +the O +controls O +( O +0 O +. O +03 O +vs O +0 O +. O +33 O +; O +p O +< O +0 O +. O +001 O +) O +and O +that O +the O +frequency O +of O +the O +TT O +genotype O +increases O +in O +the O +controls O +( O +0 O +. O +19 O +to O +0 O +. O +27 O +) O +and O +in O +the O +SA O +samples O +( O +0 O +. O +20 O +to O +0 O +. O +33 O +( O +p O +< O +0 O +. O +01 O +) O +) O +; O +r O += O +0 O +. O +98 O +. O + +Conclusion O + +Selection O +in O +favor O +of O +the O +T O +allele O +has O +been O +detected O +. O + +This O +selection O +could O +be O +due O +to O +the O +increased O +fetal O +viability O +in O +early O +stages O +of O +embryonic O +development O +, O +as O +is O +deduced O +by O +the O +increase O +of O +mutants O +in O +both O +living O +and O +SA O +populations O +. O + +Background O + +The O +methylenetetrahydrof O +reductase O +enzyme O +( O +MTHFR O +) O +catalyzes O +a O +reaction O +that O +produces O +5 O +- O +methyltetrahydrofola O +( O +5 O +- O +methylTHF O +) O +, O +the O +methyl O +donor O +for O +homocysteine O +in O +the O +synthesis O +of O +methionine O +. O + +The O +677C O +> O +T O +mutation O +of O +the O +MTHFR O +gene O +has O +been O +associated O +with O +a O +thermolabile O +enzyme O +with O +decreased O +activity O +that O +may O +cause O +an O +increase O +in O +plasma O +homocysteine O +concentrations O +[ O +1 O +] O +when O +folate O +status O +is O +poor O +. O + +This O +polymorphism O +is O +one O +of O +the O +most O +widely O +studied O +clinically O +relevant O +polymorphisms O +in O +humans B +, O +as O +it O +is O +related O +to O +cardiovascular O +disease O +[ O +2 O +] O +and O +neural O +tube O +defects O +( O +NTD O +; O +601634 O +) O +[ O +3 O +] O +. O + +A O +large O +number O +of O +studies O +have O +provided O +a O +broad O +overview O +of O +the O +prevalence O +of O +the O +677C O +> O +T O +polymorphism O +in O +different O +human B +populations O +, O +showing O +that O +the O +distribution O +of O +frequencies O +is O +diverse O +[ O +4 O +] O +. O + +These O +differences O +have O +been O +also O +observed O +between O +groups O +of O +different O +ages O +in O +the O +same O +Spanish O +population O +( O +older O +and O +younger O +than O +24 O +years O +) O +[ O +5 O +] O +and O +in O +a O +Swiss O +population O +( O +older O +and O +younger O +than O +60 O +years O +) O +[ O +6 O +] O +, O +as O +well O +as O +in O +a O +Japanese O +population O +[ O +7 O +] O +. O + +In O +some O +populations O +, O +such O +the O +Toscanians O +in O +Italy O +[ O +8 O +] O +and O +Mexicans O +[ O +9 O +] O +, O +the O +homozygous O +mutated O +genotype O +( O +TT O +) O +has O +reached O +frequencies O +greater O +than O +30 O +% O +. O + +On O +the O +other O +hand O +, O +in O +Africans O +the O +frequency O +of O +the O +TT O +genotype O +is O +very O +low O +( O +less O +than O +1 O +% O +) O +[ O +10 O +, O +11 O +] O +, O +but O +, O +in O +African O +- O +Americans O +, O +it O +has O +already O +reached O +2 O +% O +[ O +12 O +] O +. O + +Studies O +based O +on O +the O +distribution O +of O +genotypic O +and O +allelic O +frequencies O +of O +the O +677C O +> O +T O +polymorphism O +and O +the O +1298A O +> O +C O +polymorphism O +in O +the O +MTHFR O +gene O +in O +Israeli O +, O +Japanese O +and O +Ghanaian O +Africans O +populations O +[ O +13 O +] O +concluded O +that O +the O +677T O +mutation O +in O +the O +MTHFR O +gene O +emerged O +as O +a O +founder O +haplotype O +with O +some O +selective O +advantage O +. O + +Recently O +, O +preliminary O +evidence O +of O +genetic O +selection O +of O +this O +polymorphism O +related O +to O +folate O +intake O +has O +been O +reported O +[ O +14 O +] O +. O + +The O +aim O +of O +the O +present O +study O +is O +to O +analyze O +the O +changes O +in O +frequencies O +of O +the O +677C O +> O +T O +polymorphism O +during O +the O +20th O +century O +and O +particularly O +the O +evolution O +of O +the O +frequencies O +during O +the O +decade O +of O +1980 O +- O +1989 O +, O +by O +comparing O +the O +genotype O +frequencies O +between O +living O +subjects O +born O +in O +this O +period O +versus O +samples O +of O +spontaneous O +abortions O +( O +SA O +) O +that O +occurred O +during O +in O +the O +same O +time O +period O +. O + +Methods O + +Subjects O + +This O +study O +was O +approved O +by O +the O +Ethics O +Committee O +at O +the O +University O +Hospital O +" O +Virgen O +de O +la O +Victoria O +" O +( O +M O +a O +laga O +) O +. O + +One O +of O +the O +study O +groups O +consisted O +of O +344 O +fetal O +tissue O +samples O +from O +SA O +, O +obtained O +from O +the O +Department O +of O +Pathology O +of O +the O +University O +Hospital O +Carlos O +Haya O +( O +M O +a O +laga O +) O +. O + +These O +samples O +were O +selected O +after O +checking O +the O +clinical O +history O +and O +by O +the O +inclusion O +criteria O +of O +containing O +histologically O +confirmed O +fetal O +tissue O +collected O +in O +the O +1980s O +from O +SA O +at O +less O +than O +3 O +months O +( O +11 O ++ O +/ O +- O +1 O +. O +70 O +week O +) O +and O +of O +unknown O +etiology O +. O + +These O +fetal O +samples O +were O +compared O +with O +a O +control O +population O +of O +276 O +subjects O +born O +in O +the O +1980s O +with O +an O +average O +age O +of O +22 O ++ O +/ O +- O +4 O +. O +58 O +. O + +Another O +population O +of O +subjects O +born O +in O +the O +south O +of O +Spain O +in O +the O +20th O +century O +were O +genotyped O +( O +1305 O +subjects O +, O +697 O +women B +and O +608 O +men B +) O +and O +divided O +into O +four O +groups O +according O +to O +birth O +date O +: O +1900 O +to O +1925 O +( O +n O += O +206 O +) O +; O +1926 O +to O +1950 O +( O +n O += O +320 O +) O +, O +1951 O +to O +1975 O +( O +n O += O +408 O +) O +, O +1976 O +to O +2000 O +( O +n O += O +371 O +) O +. O + +Individuals O +were O +selected O +randomly O +from O +different O +areas O +of O +the O +province O +of O +Malaga O +, O +in O +southern O +Spain O +, O +and O +from O +different O +social O +statuses O +to O +avoid O +a O +selection O +bias O +. O + +All O +the O +selected O +individuals O +were O +Caucasian O +and O +residents O +of O +the O +study O +area O +. O + +The O +parents O +of O +all O +subjects O +included O +in O +the O +study O +were O +also O +Caucasian O +and O +born O +in O +Spain O +. O + +The O +possibility O +of O +a O +founder O +effect O +or O +genetic O +drift O +was O +investigated O +and O +rejected O +. O + +All O +the O +selected O +individuals O +were O +also O +genotyped O +for O +an O +insertion O +/ O +deletion O +polymorphism O +in O +the O +angiotensin O +converting O +enzyme O +( O +ACE O +) O +gene O +and O +/ O +or O +the O +2756A O +> O +G O +polymorphism O +in O +the O +methionine O +synthase O +gene O +( O +MTR O +) O +, O +in O +order O +to O +determine O +whether O +or O +not O +our O +adult O +and O +young O +populations O +were O +genetically O +homogeneous O +. O + +No O +significant O +differences O +were O +observed O +in O +allelic O +or O +genotypic O +frequencies O +for O +these O +genes O +between O +the O +different O +groups O +. O + +The O +population O +studied O +was O +randomly O +selected O +according O +to O +age O +. O + +Subjects O +0 O +- O +12 O +years O +old O +were O +selected O +from O +dried O +blood O +spots O +from O +neonatal O +screening O +papers O +; O +subjects O +10 O +- O +24 O +years O +old O +were O +recruited O +from O +students O +in O +primary O +and O +secondary O +schools O +and O +in O +university O +; O +subjects O +25 O +- O +50 O +years O +old O +and O +> O +51 O +years O +old O +were O +recruited O +using O +their O +Andalusia O +Health O +Service O +identity O +cards O +. O + +After O +approval O +by O +the O +University O +Hospital O +Ethical O +Committee O +, O +all O +the O +subjects O +were O +contacted O +, O +and O +, O +from O +those O +whose O +written O +consent O +was O +obtained O +, O +10 O +ml O +of O +blood O +was O +taken O +. O + +The O +investigation O +in O +this O +study O +conforms O +to O +the O +principles O +outlined O +in O +the O +Declaration O +of O +Helsinki O +. O + +Genetic O +analysis O + +The O +fetal O +samples O +were O +extracted O +from O +the O +archived O +formalin O +- O +fixed O +, O +paraffin O +- O +embedded O +tissue O +sections O +. O + +Genomic O +DNA O +was O +extracted O +from O +fetal O +tissue O +using O +the O +method O +described O +by O +Coombs O +et O +al O +. O + +( O +1999 O +) O +[ O +15 O +] O +. O + +Genomic O +DNA O +of O +the O +second O +and O +third O +groups O +was O +extracted O +from O +peripheral O +leukocytes O +using O +the O +AquaPure O +Genomic O +DNA O +Blood O +Kit O +( O +Bio O +- O +Rad O +) O +. O + +Genotyping O +was O +performed O +using O +Real O +Time O +PCR O +with O +allele O +specific O +Taqman O +( O +R O +) O +probes O +and O +primers O +described O +by O +Ulvik O +et O +al O +. O + +( O +2001 O +) O +[ O +16 O +] O +and O +the O +following O +optimized O +protocol O +for O +45 O +cycles O +: O +10 O +s O +- O +94 O +degrees O +C O +, O +40 O +s O +- O +54 O +degrees O +C O +, O +15 O +s O +- O +72 O +degrees O +C O +. O + +The O +PCR O +mix O +( O +25 O +mu O +l O +total O +volume O +) O +consisted O +of O +5 O +mu O +l O +of O +genomic O +DNA O +, O +0 O +. O +5 O +mu O +l O +of O +sense O +primer O +, O +0 O +. O +62 O +mu O +l O +of O +anti O +- O +sense O +primer O +, O +0 O +. O +85 O +mu O +l O +Taqman O +( O +R O +) O +probe O +FAM O +, O +0 O +. O +43 O +mu O +l O +Taqman O +( O +R O +) O +probe O +TET O +, O +20 O +mu O +l O +PCR O +- O +buffer O +iQ O +- O +SupermixTM O +( O +Bio O +- O +Rad O +) O +( O +containing O +100 O +mM O +KCl O +, O +40 O +mM O +Tris O +- O +HCl O +, O +( O +pH O +8 O +. O +4 O +) O +1 O +. O +6 O +mM O +dNTP O +( O +dATP O +, O +dCTP O +, O +dGTP O +and O +dTTP O +) O +, O +iTaq O +( O +R O +) O +polymerase O +( O +50 O +units O +/ O +mL O +) O +and O +6 O +mM O +MgCl2 O +) O +and O +17 O +. O +75 O +mu O +l O +H2O O +. O + +Statistical O +and O +mathematical O +analysis O + +All O +samples O +were O +genotyped O +, O +and O +the O +allelic O +and O +genotypic O +frequencies O +were O +compared O +. O + +Differences O +were O +analyzed O +statistically O +using O +the O +chi O +- O +square O +test O +or O +Fisher O +' O +s O +exact O +test O +. O + +Correlations O +are O +expressed O +using O +Pearson O +' O +s O +coefficient O +( O +r O +) O +. O + +Compliance O +of O +genotype O +distributions O +with O +Hardy O +- O +Weinberg O +( O +HW O +) O +equilibrium O +was O +evaluated O +by O +chi O +- O +square O +analysis O +. O + +For O +all O +tests O +, O +a O +p O +- O +value O +< O +0 O +. O +05 O +was O +considered O +to O +be O +statistically O +significant O +. O + +Values O +are O +expressed O +as O +the O +mean O ++ O +/ O +- O +SD O +. O + +The O +genetic O +selection O +model O +was O +calculated O +for O +the O +evolution O +of O +the O +677C O +> O +T O +genotypes O +. O + +The O +genetic O +selection O +could O +be O +classified O +as O +codominant O +or O +incompletely O +dominant O +and O +directional O +with O +the O +heterozygous O +genotype O +having O +an O +intermediate O +fitness O +. O + +For O +this O +kind O +of O +selection O +, O +the O +most O +appropriate O +mathematical O +model O +is O +dq O += O +[ O +spq O +( O +2hp O ++ O +q O +- O +h O +) O +] O +/ O +[ O +p2 O ++ O +2pq O +( O +1 O +- O +hs O +) O ++ O +q2 O +x O +( O +1 O +- O +s O +) O +] O +, O +where O +dq O +is O +the O +change O +of O +frequency O +of O +the O +allele O +with O +lower O +fitness O +, O +s O +is O +the O +fraction O +of O +that O +genotype O +lost O +to O +selection O +, O +h O +is O +the O +degree O +of O +dominance O +( O +between O +0 O +, O +for O +no O +dominance O +and O +1 O +, O +for O +complete O +dominance O +) O +, O +and O +p O +is O +the O +frequency O +of O +the O +allele O +with O +higher O +fitness O +. O + +Results O + +We O +analyzed O +the O +genotype O +frequencies O +of O +the O +677C O +> O +T O +polymorphism O +in O +a O +population O +born O +during O +the O +20th O +century O +. O + +A O +total O +of O +1305 O +subjects O +were O +divided O +into O +four O +groups O +of O +25 O +years O +according O +to O +birth O +date O +. O + +The O +genotype O +frequencies O +were O +compared O +between O +the O +four O +quarters O +of O +the O +century O +and O +showed O +very O +significant O +changes O +( O +p O +< O +0 O +. O +001 O +) O +in O +the O +group O +born O +in O +the O +last O +quarter O +of O +the O +20th O +century O +( O +1976 O +- O +2000 O +) O +, O +when O +compared O +to O +any O +of O +the O +other O +groups O +. O + +The O +changes O +show O +a O +decrease O +of O +the O +CC O +genotype O +and O +an O +increase O +of O +the O +TT O +genotype O +in O +the O +last O +25 O +years O +of O +the O +20th O +century O +. O + +( O +Table O +1 O +) O + +Considering O +that O +each O +25 O +year O +period O +corresponds O +to O +a O +generation O +, O +allelic O +frequencies O +did O +not O +change O +during O +the O +first O +75 O +years O +of O +the O +century O +( O +HW O +equilibrium O +) O +. O + +However O +, O +we O +found O +that O +allelic O +and O +genotypic O +frequencies O +for O +the O +677C O +> O +T O +polymorphism O +in O +the O +last O +quarter O +of O +the O +century O +are O +significantly O +different O +compared O +to O +the O +previous O +generation O +( O +1951 O +- O +1975 O +) O +. O + +The O +genotype O +frequencies O +in O +the O +last O +quarter O +of O +the O +century O +are O +not O +the O +expected O +by O +a O +HW O +calculation O +using O +the O +allelic O +frequencies O +of O +the O +previous O +generation O +. O + +This O +could O +be O +described O +as O +a O +consequence O +of O +genetic O +selection O +found O +in O +this O +population O +, O +in O +the O +absence O +of O +other O +causes O +. O + +Applying O +the O +mathematical O +model O +described O +above O +to O +our O +population O +, O +the O +calculated O +fitness O +( O +s O +) O +is O +0 O +. O +5 O +, O +and O +it O +can O +be O +predicted O +that O +both O +alleles O +will O +be O +approximately O +at O +a O +frequency O +of O +50 O +% O +in O +the O +next O +generation O +and O +allele O +T O +will O +be O +at O +90 O +% O +after O +seven O +generations O +( O +Figure O +1A O +) O +. O + +Another O +possibility O +is O +that O +a O +scenario O +could O +be O +predicted O +in O +which O +both O +alleles O +will O +have O +frequencies O +of O +about O +50 O +% O +in O +the O +next O +generation O +and O +that O +they O +will O +maintain O +this O +stability O +while O +conditions O +remain O +unchanged O +. O + +( O +Figure O +1B O +) O + +The O +comparison O +of O +the O +genotype O +frequencies O +between O +a O +group O +of O +fetal O +samples O +from O +SA O +that O +occurred O +during O +the O +1980 O +- O +1989 O +decade O +and O +living O +subjects O +born O +in O +the O +same O +decade O +showed O +significant O +differences O +in O +genotype O +frequencies O +( O +p O +< O +0 O +. O +001 O +) O +. O + +CC O +genotypes O +were O +almost O +absent O +in O +abortion O +samples O +compared O +to O +living O +subjects O +( O +0 O +. O +03 O +vs O +0 O +. O +33 O +) O +, O +while O +CT O +and O +TT O +genotypes O +were O +overrepresented O +in O +the O +same O +group O +. O + +When O +3 O +- O +year O +periods O +are O +studied O +in O +the O +decade O +, O +we O +detected O +a O +significant O +increase O +of O +the O +mutated O +subjects O +during O +the O +decade O +( O +CT O +p O +< O +0 O +. O +05 O +; O +TT O +p O +< O +0 O +. O +01 O +) O +. O + +Allele O +frequencies O +showed O +the O +same O +pattern O +( O +p O +< O +0 O +. O +05 O +) O +. O + +Controls O +showed O +the O +same O +tendency O +but O +without O +statistical O +significance O +. O + +( O +Table O +2 O +) O + +The O +evolution O +of O +genotype O +frequencies O +during O +the O +1980 O +- O +1989 O +decade O +of O +the O +TT O +genotypes O +correlates O +well O +in O +both O +living O +populations O +as O +well O +as O +fetal O +samples O +r O += O +0 O +. O +98 O +( O +p O += O +0 O +. O +11 O +) O +. O + +Discussion O + +Different O +reports O +show O +that O +the O +prevalence O +of O +the O +677C O +> O +T O +polymorphism O +of O +the O +MTHFR O +gene O +differs O +dramatically O +among O +human B +populations O +. O + +Evidence O +of O +this O +dynamism O +can O +be O +observed O +in O +many O +reports O +: O +frequency O +variations O +between O +populations O +that O +are O +geographically O +very O +close O +, O +even O +in O +the O +same O +country O +[ O +8 O +] O +; O +changes O +found O +in O +the O +same O +race O +or O +ethnic O +group O +such O +as O +Africans O +[ O +10 O +, O +11 O +] O +and O +African O +- O +Americans O +[ O +12 O +] O +; O +the O +high O +prevalence O +of O +the O +677C O +> O +T O +poymorphism O +in O +populations O +with O +special O +nutritional O +features O +such O +as O +Mexicans O +[ O +9 O +] O +and O +Japanese O +[ O +13 O +] O +; O +and O +changes O +in O +frequencies O +between O +generations O +of O +the O +same O +population O +, O +as O +has O +been O +observed O +in O +Spain O +[ O +5 O +] O +, O +Switzerland O +[ O +6 O +] O +and O +Japan O +[ O +7 O +] O +. O + +There O +are O +numerous O +interpretations O +of O +this O +great O +diversity O +, O +and O +most O +tend O +to O +be O +related O +to O +adaptation O +to O +external O +conditions O +such O +as O +climate O +or O +nutritional O +status O +. O + +Dependence O +of O +folate O +degradation O +on O +skin O +pigmentation O +[ O +17 O +] O +, O +nutritional O +habits O +or O +human B +intervention O +periconceptional O +periods O +could O +explain O +this O +genetic O +variation O +. O + +Definitely O +, O +external O +factors O +in O +combination O +with O +different O +levels O +of O +MTHFR O +enzyme O +activity O +, O +conditioned O +by O +polymorphisms O +, O +could O +influence O +the O +fetal O +viability O +of O +certain O +genotypes O +. O + +In O +1998 O +, O +we O +suggested O +the O +possibility O +of O +genetic O +selection O +in O +Spain O +in O +favor O +of O +the O +mutants O +of O +the O +677C O +> O +T O +polymorphism O +in O +the O +MTHFR O +gene O +based O +on O +the O +fact O +that O +treatment O +with O +vitamins O +and O +folates O +during O +pregnancy O +increased O +the O +viability O +of O +fetuses O +with O +the O +TT O +homozygous O +genotype O +. O + +This O +hypothesis O +was O +based O +on O +the O +increase O +in O +the O +number O +of O +mutated O +individuals O +found O +in O +our O +population O +since O +the O +mid O +- O +1970s O +[ O +5 O +] O +and O +the O +coincident O +increased O +intake O +of O +vitamins O +and O +folate O +by O +pregnant O +women B +in O +Spain O +[ O +18 O +, O +19 O +] O +. O + +In O +2002 O +, O +a O +new O +study O +found O +changes O +in O +genotype O +frequencies O +for O +the O +677C O +> O +T O +and O +1298A O +> O +C O +polymorphisms O +in O +different O +age O +groups O +. O + +Total O +homocysteine O +( O +tHcy O +) O +levels O +in O +plasma O +were O +also O +analyzed O +according O +to O +the O +different O +genotype O +interactions O +[ O +20 O +] O +. O + +That O +study O +hypothesized O +about O +fetal O +viability O +and O +about O +a O +genetic O +selection O +model O +on O +the O +basis O +of O +non O +- O +linkage O +disequilibrium O +between O +both O +polymorphisms O +. O + +Recently O +, O +a O +study O +with O +fetal O +and O +control O +populations O +showed O +the O +strong O +influence O +of O +these O +polymorphisms O +, O +though O +mainly O +of O +the O +677C O +> O +T O +polymorphism O +, O +on O +spontaneous O +early O +abortion O +[ O +21 O +] O +. O + +In O +the O +present O +study O +, O +significant O +changes O +in O +allelic O +and O +genotypic O +frequencies O +are O +detected O +, O +as O +is O +Hardy O +- O +Weinberg O +disequilibrium O +, O +at O +the O +677C O +> O +T O +polymorphism O +. O + +We O +hypothesize O +that O +there O +is O +a O +dynamic O +process O +of O +genetic O +selection O +that O +favors O +the O +T O +allele O +. O + +This O +process O +of O +selection O +started O +during O +the O +last O +quarter O +of O +the O +20th O +century O +, O +during O +which O +the O +frequency O +for O +mutant O +homozygous O +( O +TT O +) O +rose O +significantly O +from O +14 O +% O +to O +24 O +% O +. O + +We O +propose O +that O +this O +increase O +in O +mutants O +is O +due O +to O +the O +inclusion O +of O +an O +external O +factor O +that O +enhances O +mutant O +fetal O +viability O +. O + +If O +we O +apply O +the O +mathematical O +model O +for O +dynamic O +selection O +developed O +for O +diploid O +organisms O +with O +sexual O +reproduction O +, O +the O +T O +allele O +could O +reach O +to O +90 O +% O +in O +seven O +generations O +in O +our O +population O +( O +Figure O +1A O +) O +. O + +However O +, O +this O +model O +assumes O +selection O +in O +a O +constant O +environment O +that O +applies O +to O +all O +individuals O +in O +the O +population O +studied O +. O + +In O +our O +case O +, O +we O +suggest O +that O +the O +external O +factor O +is O +related O +to O +an O +increase O +in O +folate O +and O +vitamin O +intake O +in O +women B +in O +periconceptional O +period O +and O +does O +not O +affect O +to O +all O +individuals O +[ O +18 O +, O +19 O +] O +. O + +We O +assume O +that O +prediction O +of O +a O +classic O +selection O +model O +in O +this O +case O +is O +only O +theoretical O +. O + +On O +the O +basis O +of O +a O +competition O +between O +alleles O +in O +which O +an O +environmental O +factor O +favors O +one O +allele O +versus O +the O +other O +, O +the O +final O +result O +would O +be O +that O +predicted O +by O +the O +previous O +mathematical O +model O +. O + +However O +in O +this O +case O +, O +the O +environment O +is O +not O +selecting O +against O +the O +wild O +type O +allele O +but O +rather O +allowing O +the O +survival O +of O +more O +mutated O +alleles O +. O + +Therefore O +, O +the O +expected O +result O +would O +be O +not O +a O +systematic O +increase O +of O +the O +mutated O +allele O +but O +the O +creation O +of O +an O +allelic O +balance O +dependent O +on O +vitamin O +and O +folate O +abundance O +conditions O +. O + +In O +this O +case O +, O +the O +mutation O +would O +have O +a O +lower O +influence O +on O +fetal O +viability O +( O +Figure O +1B O +) O +. O + +The O +results O +showed O +an O +increase O +in O +mutated O +genotypes O +( O +CT O +and O +TT O +) O +and O +a O +strong O +protection O +against O +abortion O +by O +the O +wild O +type O +genotype O +( O +CC O +) O +, O +which O +is O +practically O +non O +- O +existent O +in O +the O +SA O +group O +. O + +The O +frequency O +of O +the O +CC O +genotype O +shows O +no O +change O +over O +the O +decade O +studied O +( O +1980 O +- O +1989 O +) O +, O +which O +indicates O +that O +folate O +does O +not O +exert O +a O +visible O +effect O +on O +this O +genotype O +. O + +However O +, O +the O +frequency O +of O +the O +mutated O +allele O +increases O +during O +this O +decade O +, O +especially O +in O +fetuses O +from O +abortions O +, O +and O +this O +increase O +correlated O +with O +the O +increase O +of O +the O +T O +allele O +in O +the O +control O +population O +. O + +This O +finding O +suggests O +that O +the O +effect O +of O +folate O +is O +crucial O +to O +viability O +during O +the O +early O +stages O +of O +embryonic O +development O +, O +but O +, O +even O +with O +folate O +, O +not O +all O +embryos O +will O +survive O +until O +birth O +. O + +In O +this O +population O +, O +the O +mutant O +allele O +with O +lower O +enzymatic O +activity O +has O +higher O +fitness O +than O +the O +wild O +type O +. O + +In O +the O +folate O +cycle O +, O +it O +can O +be O +observed O +that O +5 O +, O +10 O +- O +methyleneTHF O +availability O +may O +be O +important O +. O + +5 O +, O +10 O +- O +methyleneTHF O +is O +the O +substrate O +for O +several O +reactions O +in O +the O +cycle O +, O +but O +two O +of O +them O +( O +5 O +- O +methylTHF O +and O +thymidilate O +synthesis O +) O +might O +be O +essential O +for O +embryo O +development O +in O +folate O +deficiency O +conditions O +. O + +In O +both O +cases O +, O +complete O +or O +limited O +MTHFR O +activity O +will O +produce O +higher O +or O +lower O +5 O +, O +10 O +- O +methyleneTHF O +availability O +, O +which O +might O +be O +an O +essential O +factor O +for O +embryo O +development O +, O +such O +that O +a O +greater O +folate O +levels O +can O +compensate O +the O +lower O +enzymatic O +activity O +of O +the O +mutant O +. O + +The O +implications O +of O +this O +polymorphism O +in O +nucleotide O +synthesis O +have O +not O +yet O +been O +determined O +, O +but O +certain O +data O +, O +such O +as O +high O +levels O +of O +uric O +acid O +found O +in O +mutated O +subjects O +[ O +22 O +, O +23 O +] O +, O +suggest O +that O +there O +are O +different O +turnover O +rates O +associated O +with O +different O +polymorphisms O +. O + +Conclusion O + +We O +suggest O +that O +there O +is O +genetic O +selection O +in O +our O +population O +for O +the O +T O +allele O +of O +the O +MTHFR O +- O +677C O +> O +T O +polymorphism O +, O +whose O +origin O +could O +be O +an O +increase O +in O +fetal O +viability O +during O +the O +early O +stages O +of O +embryonic O +development O +because O +of O +an O +increase O +in O +folate O +and O +vitamin O +intake O +by O +women B +in O +the O +periconceptional O +period O +that O +began O +to O +be O +established O +in O +Spain O +in O +the O +last O +quarter O +of O +the O +20th O +century O +[ O +18 O +, O +19 O +] O +. O + +Higher O +frequencies O +for O +the O +T O +allele O +and O +TT O +genotype O +in O +our O +population O +are O +observed O +in O +the O +living O +and O +SA O +populations O +. O + +Competing O +interests O + +The O +authors O +declare O +that O +they O +have O +no O +competing O +interests O +. O + +Authors O +' O +contributions O + +AMO O +performed O +the O +statistical O +analysis O +, O +helped O +to O +draft O +the O +manuscript O +and O +revised O +it O +for O +publication O +. O + +GC O +is O +the O +corresponding O +author O +, O +participated O +in O +the O +acquisition O +of O +samples O +and O +carried O +out O +the O +genotyping O +. O + +ARP O +carried O +out O +the O +bibliographic O +search O +and O +helped O +to O +draft O +the O +manuscript O +. O + +AJJ O +participated O +in O +the O +selection O +and O +the O +processing O +of O +samples O +. O + +MJG O +coordinated O +the O +laboratory O +work O +and O +selected O +the O +genotyping O +method O +. O + +AR O +selected O +the O +control O +subjects O +and O +designed O +the O +consent O +form O +. O + +MR O +helped O +in O +the O +interpretation O +of O +data O +and O +tables O +performance O +. O + +ARE O +conceived O +the O +study O +and O +is O +the O +guarantor O +of O +this O +work O +and O +the O +general O +coordinator O +. O + +All O +authors O +read O +and O +approved O +the O +final O +manuscript O +. O + +Pre O +- O +publication O +history O + +The O +pre O +- O +publication O +history O +for O +this O +paper O +can O +be O +accessed O +here O +: O + +Protein O +subfamily O +assignment O +using O +the O +Conserved O +Domain O +Database O + +Abstract O + +Background O + +Domains O +, O +evolutionarily O +conserved O +units O +of O +proteins O +, O +are O +widely O +used O +to O +classify O +protein O +sequences O +and O +infer O +protein O +function O +. O + +Often O +, O +two O +or O +more O +overlapping O +domain O +models O +match O +a O +region O +of O +a O +protein O +sequence O +. O + +Therefore O +, O +procedures O +are O +required O +to O +choose O +appropriate O +domain O +annotations O +for O +the O +protein O +. O + +Here O +, O +we O +propose O +a O +method O +for O +assigning O +NCBI O +- O +curated O +domains O +from O +the O +Curated O +Domain O +Database O +( O +CDD O +) O +that O +takes O +into O +account O +the O +organization O +of O +the O +domains O +into O +hierarchies O +of O +homologous O +domain O +models O +. O + +Findings O + +Our O +analysis O +of O +alignment O +scores O +from O +NCBI O +- O +curated O +domain O +assignments O +suggests O +that O +identifying O +the O +correct O +model O +among O +closely O +related O +models O +is O +more O +difficult O +than O +choosing O +between O +non O +- O +overlapping O +domain O +models O +. O + +We O +find O +that O +simple O +heuristics O +based O +on O +sorting O +scores O +and O +domain O +- O +specific O +thresholds O +are O +effective O +at O +reducing O +classification O +error O +. O + +In O +fact O +, O +in O +our O +test O +set O +, O +the O +heuristics O +result O +in O +almost O +90 O +% O +of O +current O +misclassifications O +due O +to O +missing O +domain O +subfamilies O +being O +replaced O +by O +more O +generic O +domain O +assignments O +, O +thereby O +eliminating O +a O +significant O +amount O +of O +error O +within O +the O +database O +. O + +Conclusion O + +Our O +proposed O +domain O +subfamily O +assignment O +rule O +has O +been O +incorporated O +into O +the O +CD O +- O +Search O +software O +for O +assigning O +CDD O +domains O +to O +query O +protein O +sequences O +and O +has O +significantly O +improved O +pre O +- O +calculated O +domain O +annotations O +on O +protein O +sequences O +in O +NCBI O +' O +s O +Entrez O +resource O +. O + +Background O + +A O +major O +goal O +in O +the O +post O +- O +genomic O +world O +is O +to O +infer O +protein O +function O +from O +sequence O +information O +. O + +One O +popular O +approach O +is O +to O +classify O +protein O +families O +or O +domains O +by O +grouping O +homologous O +sequences O +and O +annotating O +the O +groups O +with O +properties O +such O +as O +general O +function O +, O +intracellular O +location O +, O +three O +- O +dimensional O +structure O +, O +conserved O +sequence O +patterns O +or O +motifs O +, O +evolutionary O +origin O +, O +and O +binding O +and O +active O +sites O +. O + +Novel O +proteins O +can O +be O +characterized O +quickly O +by O +assigning O +a O +group O +via O +profile O +search O +methods O +. O + +However O +, O +more O +than O +one O +family O +or O +subfamily O +may O +exhibit O +similarity O +to O +overlapping O +sequence O +intervals O +and O +to O +a O +degree O +that O +seems O +convincing O +( O +Figure O +1 O +) O +. O + +Assigning O +the O +protein O +to O +the O +correct O +group O +not O +only O +yields O +the O +correct O +annotations O +, O +but O +may O +also O +help O +to O +avoid O +propagating O +annotation O +errors O +and O +alleviate O +current O +issues O +with O +mislabelling O +in O +protein O +sequence O +databases O +[ O +1 O +, O +2 O +] O +. O + +Here O +, O +we O +examine O +the O +problem O +of O +making O +correct O +domain O +assignments O +from O +the O +Conserved O +Domain O +Database O +[ O +3 O +, O +4 O +] O +. O + +Domains O +are O +evolutionarily O +conserved O +units O +in O +proteins O +and O +frequently O +correspond O +to O +recurrent O +structural O +and O +functional O +units O +. O + +The O +particular O +function O +of O +a O +protein O +depends O +on O +its O +combination O +of O +domains O +; O +two O +- O +thirds O +of O +prokaryotic O +proteins O +and O +80 O +% O +of O +eukaryotic O +proteins O +have O +more O +than O +one O +domain O +. O + +To O +create O +new O +protein O +functions O +, O +novel O +domain O +architectures O +arise O +through O +domain O +rearrangement O +and O +recombination O +, O +frequently O +through O +gene O +duplication O +and O +fission O +or O +fusion O +events O +[ O +5 O +, O +6 O +] O +. O + +A O +domain O +may O +be O +represented O +as O +a O +multiple O +sequence O +alignment O +( O +MSA O +) O +of O +homologous O +sequence O +fragments O +. O + +To O +identify O +the O +domains O +in O +a O +query O +protein O +sequence O +, O +the O +MSAs O +are O +converted O +into O +scoring O +models O +such O +as O +hidden O +Markov O +model O +or O +position O +- O +specific O +scoring O +matrix O +for O +use O +with O +database O +search O +algorithms O +such O +HMMER O +[ O +7 O +] O +and O +RPS O +- O +BLAST O +[ O +8 O +] O +. O + +To O +refine O +protein O +annotation O +, O +domains O +models O +may O +be O +subdivided O +to O +represent O +more O +specific O +functions O +or O +conserved O +features O +. O + +CDD O +curators O +apply O +phylogenetic O +and O +structural O +analysis O +to O +construct O +hierarchies O +of O +homologous O +domain O +models O +, O +related O +by O +common O +descent O +, O +to O +reflect O +aspects O +of O +their O +evolutionary O +histories O +[ O +3 O +, O +4 O +] O +. O + +Curation O +follows O +an O +iterative O +procedure O +to O +split O +domain O +models O +into O +subfamilies O +that O +redistributes O +sequences O +into O +more O +narrowly O +defined O +models O +. O + +In O +the O +hierarchy O +tree O +structure O +, O +the O +leaf O +domains O +represent O +highly O +conserved O +and O +often O +orthologous O +protein O +subgroups O +. O + +Their O +precursor O +( O +internal O +) O +domains O +, O +on O +the O +other O +hand O +, O +reflect O +ancient O +gene O +duplication O +events O +, O +as O +CDD O +aims O +to O +categorize O +ancient O +conserved O +domain O +families O +. O + +It O +may O +seem O +natural O +that O +once O +the O +profiles O +have O +been O +defined O +, O +the O +most O +significant O +match O +to O +a O +query O +sequence O +is O +the O +correct O +one O +. O + +Indeed O +, O +domains O +from O +Pfam O +[ O +9 O +, O +10 O +] O +and O +SMART O +[ O +11 O +] O +are O +assigned O +following O +the O +lowest O +alignment O +E O +- O +value O +that O +exceeds O +a O +family O +- O +specific O +cutoff O +[ O +12 O +, O +13 O +] O +. O + +This O +straightforward O +approach O +works O +well O +when O +the O +candidate O +domains O +are O +disjoint O +. O + +Domain O +subfamilies O +may O +be O +obtained O +through O +automated O +methods O +such O +as O +the O +SCI O +- O +PHY O +algorithm O +for O +identifying O +functional O +subtypes O +of O +known O +domain O +families O +[ O +14 O +, O +15 O +] O +or O +by O +mirroring O +other O +hierarchical O +domain O +classifications O +such O +as O +SCOP O +[ O +16 O +] O +and O +CATH O +[ O +17 O +] O +. O + +However O +, O +subfamily O +assignment O +methods O +generally O +attempt O +to O +classify O +a O +member O +of O +a O +family O +at O +the O +subfamily O +level O +given O +that O +the O +family O +is O +known O +, O +as O +in O +a O +statistical O +pairwise O +/ O +profile O +method O +proposed O +for O +SUPERFAMILY O +[ O +18 O +- O +20 O +] O +. O + +The O +systematic O +arrangement O +of O +CDD O +domains O +requires O +identifying O +the O +most O +suitable O +level O +of O +resolution O +among O +domain O +models O +that O +offer O +more O +or O +less O +fine O +- O +grained O +descriptions O +of O +a O +protein O +. O + +We O +take O +the O +viewpoint O +that O +if O +a O +protein O +cannot O +be O +associated O +unambiguously O +with O +a O +specific O +subgroup O +or O +may O +be O +a O +member O +of O +a O +subgroup O +that O +has O +not O +been O +defined O +, O +the O +protein O +can O +be O +assigned O +a O +more O +generic O +domain O +model O +or O +the O +superfamily O +in O +general O +. O + +Consequently O +the O +ideal O +domain O +assignment O +to O +a O +query O +sequence O +will O +be O +the O +most O +specific O +domain O +, O +within O +a O +candidate O +hierarchy O +, O +with O +a O +strong O +match O +to O +the O +sequence O +. O + +Here O +, O +we O +analyze O +a O +set O +of O +correct O +domain O +assignments O +from O +CDD O +to O +establish O +an O +improved O +method O +for O +assigning O +domains O +to O +query O +sequences O +. O + +The O +effectiveness O +of O +a O +traditional O +alignment O +score O +and O +domain O +- O +specific O +threshold O +is O +of O +particular O +interest O +, O +as O +this O +method O +is O +efficient O +and O +makes O +use O +of O +alignment O +information O +that O +is O +already O +computed O +for O +CDD O +. O + +Constructing O +a O +benchmark O +set O +of O +correct O +domain O +assignments O + +To O +benchmark O +domain O +assignment O +heuristics O +, O +a O +reference O +set O +of O +domain O +assignments O +is O +constructed O +from O +the O +NCBI O +- O +curated O +portion O +of O +CDD O +v O +. O + +2 O +. O +12 O +. O + +This O +set O +contains O +every O +sequence O +fragment O +present O +among O +the O +MSAs O +and O +its O +domain O +assignment O +. O + +The O +NCBI O +- O +curated O +domains O +have O +undergone O +rigorous O +testing O +to O +optimize O +the O +MSAs O +and O +distributions O +of O +representative O +sequence O +fragments O +. O + +The O +correct O +or O +most O +specific O +domain O +for O +each O +sequence O +in O +a O +hierarchy O +is O +defined O +as O +the O +domain O +having O +no O +descendant O +that O +contains O +an O +overlapping O +sequence O +interval O +. O + +Two O +sequence O +intervals O +from O +one O +protein O +are O +said O +to O +overlap O +if O +one O +sequence O +interval O +contains O +at O +least O +30 O +% O +of O +the O +positions O +of O +the O +other O +. O + +While O +each O +sequence O +has O +been O +placed O +in O +the O +most O +specific O +domain O +model O +that O +characterizes O +it O +, O +this O +step O +is O +required O +as O +parent O +and O +child O +domains O +share O +overlapping O +sequences O +( O +Figure O +1 O +) O +. O + +Sequences O +with O +overlapping O +regions O +from O +more O +than O +one O +hierarchy O +are O +counted O +once O +for O +each O +hierarchy O +. O + +Non O +- O +overlapping O +regions O +of O +a O +protein O +are O +treated O +independently O +. O + +Alignments O +between O +all O +NCBI O +- O +curated O +domains O +and O +proteins O +present O +in O +the O +public O +Entrez O +protein O +set O +at O +time O +of O +analysis O +( O +September O +2007 O +) O +[ O +21 O +] O +have O +been O +pre O +- O +computed O +using O +RPS O +- O +BLAST O +. O + +In O +this O +analysis O +, O +the O +alignment O +score O +refers O +to O +the O +bitscore O +, O +a O +normalized O +version O +of O +the O +raw O +alignment O +score O +between O +the O +query O +sequence O +and O +the O +PSSM O +, O +which O +allows O +alignments O +from O +different O +searches O +to O +be O +compared O +. O + +The O +bitscore O +corresponds O +roughly O +to O +the O +alignment O +E O +- O +value O +and O +is O +used O +instead O +to O +avoid O +real O +value O +rounding O +issues O +. O + +A O +significant O +PSSM O +- O +sequence O +alignment O +is O +called O +a O +hit O +, O +for O +brevity O +. O + +We O +call O +a O +match O +between O +a O +sequence O +region O +and O +its O +correct O +domain O +a O +self O +hit O +to O +distinguish O +it O +from O +other O +hits O +to O +overlapping O +sequence O +regions O +. O + +Other O +hits O +to O +the O +sequences O +in O +the O +reference O +dataset O +serve O +as O +examples O +of O +incorrect O +domain O +assignments O +. O + +CDD O +v O +2 O +. O +12 O +contains O +3078 O +NCBI O +- O +curated O +domains O +in O +495 O +hierarchies O +, O +including O +298 O +single O +- O +domain O +" O +hierarchies O +" O +and O +197 O +trees O +with O +2357 O +leaf O +and O +423 O +internal O +domains O +. O + +Many O +sequence O +fragments O +used O +to O +construct O +the O +NCBI O +- O +curated O +domain O +profiles O +come O +from O +proteins O +that O +have O +been O +replaced O +with O +newer O +versions O +or O +declared O +obsolete O +. O + +Among O +the O +109186 O +representative O +sequences O +in O +NCBI O +- O +curated O +domain O +hierarchies O +, O +over O +21 O +% O +have O +no O +hits O +and O +more O +than O +90 O +% O +of O +those O +sequences O +are O +no O +longer O +present O +in O +Entrez O +. O + +This O +analysis O +excludes O +the O +149 O +curated O +domains O +without O +corresponding O +live O +data O +in O +Entrez O +, O +leaving O +2929 O +domains O +. O + +Performance O +of O +a O +simple O +high O +- O +score O +assignment O +method O + +We O +begin O +by O +assessing O +the O +performance O +of O +the O +previous O +method O +for O +assigning O +NCBI O +- O +curated O +domains O +from O +CDD O +. O + +The O +NCBI O +CD O +- O +Search O +tool O +[ O +22 O +] O +has O +historically O +relied O +on O +alignment O +E O +- O +value O +and O +properties O +such O +as O +the O +source O +domain O +database O +to O +highlight O +one O +or O +a O +few O +most O +likely O +domain O +assignments O +, O +without O +claiming O +to O +pinpoint O +the O +correct O +domain O +assignment O +. O + +Analysis O +of O +all O +hits O +to O +the O +sequences O +in O +the O +benchmark O +set O +reveals O +that O +assigning O +domains O +by O +high O +alignment O +score O +alone O +achieves O +96 O +% O +accuracy O +over O +all O +sequences O +and O +100 O +% O +accuracy O +over O +the O +representative O +sequences O +for O +91 O +. O +5 O +% O +of O +domain O +models O +. O + +Further O +, O +categorizing O +non O +- O +self O +hits O +by O +their O +hierarchical O +relationships O +to O +the O +correct O +domain O +reveals O +that O +assigning O +to O +a O +subclass O +of O +the O +correct O +domain O +is O +the O +most O +common O +type O +of O +error O +when O +a O +sequence O +matches O +the O +correct O +domain O +and O +other O +domains O +( O +Table O +1 O +) O +. O + +For O +simplicity O +, O +all O +non O +- O +self O +hits O +are O +labelled O +as O +incorrect O +hits O +in O +the O +tables O +although O +some O +child O +/ O +descendant O +and O +parent O +/ O +ancestor O +assignments O +may O +not O +be O +regarded O +as O +actual O +classification O +errors O +. O + +Child O +/ O +descendant O +domains O +score O +higher O +than O +the O +self O +hit O +for O +21 O +. O +8 O +% O +of O +sequences O +with O +both O +types O +of O +hits O +. O + +These O +higher O +scores O +may O +reflect O +computational O +bias O +from O +longer O +profiles O +, O +overly O +cautious O +assignment O +of O +a O +sequence O +to O +a O +more O +generic O +domain O +, O +or O +missing O +subfamilies O +. O + +In O +contrast O +, O +higher O +scores O +from O +parent O +/ O +ancestor O +domains O +or O +domains O +from O +other O +branches O +of O +a O +hierarchy O +are O +rarely O +observed O +. O + +For O +additional O +data O +and O +discussion O +of O +all O +analyses O +described O +in O +this O +document O +, O +see O +[ O +Additional O +file O +1 O +] O +. O + +We O +define O +a O +score O +threshold O +for O +each O +domain O +to O +be O +the O +lowest O +self O +- O +hit O +score O +to O +that O +domain O +among O +all O +of O +its O +sequences O +in O +the O +benchmark O +set O +. O + +This O +additional O +heuristic O +, O +in O +particular O +, O +reduces O +incorrect O +assignments O +to O +subclasses O +as O +only O +9 O +. O +1 O +% O +of O +hits O +to O +subclasses O +score O +above O +the O +thresholds O +for O +those O +subclasses O +( O +Table O +2 O +) O +. O + +The O +threshold O +definition O +works O +around O +the O +issue O +of O +small O +data O +size O +- O +over O +60 O +% O +of O +domains O +have O +20 O +or O +fewer O +self O +hits O +- O +and O +addresses O +variances O +in O +scores O +between O +domains O +due O +to O +properties O +such O +as O +length O +and O +residue O +composition O +, O +or O +practical O +issues O +such O +as O +incomplete O +local O +alignments O +, O +which O +are O +not O +considered O +by O +simple O +high O +- O +score O +heuristics O +. O + +The O +definition O +is O +more O +restrictive O +than O +its O +Pfam O +counterpart O +, O +the O +minimum O +alignment O +score O +among O +all O +sequences O +in O +the O +automated O +" O +full O +alignment O +" O +, O +as O +NCBI O +- O +curated O +hierarchies O +in O +CDD O +tend O +to O +present O +a O +finer O +- O +grained O +classification O +of O +a O +protein O +domain O +family O +. O + +Proposed O +rule O +for O +specific O +domain O +assignment O + +We O +propose O +to O +label O +a O +single O +domain O +as O +correct O +or O +specific O +for O +a O +protein O +sequence O +region O +if O +its O +alignment O +score O +is O +highest O +among O +all O +domains O +that O +align O +to O +overlapping O +regions O +of O +the O +protein O +sequence O +and O +the O +score O +exceeds O +a O +pre O +- O +calculated O +threshold O +for O +the O +domain O +, O +defined O +as O +the O +minimum O +alignment O +score O +among O +confirmed O +members O +of O +the O +domain O +. O + +Sequence O +intervals O +that O +are O +difficult O +to O +group O +with O +a O +specific O +subclass O +with O +high O +confidence O +following O +this O +rule O +may O +receive O +only O +generic O +domain O +assignments O +. O + +Assuming O +that O +the O +set O +of O +overlapping O +domains O +represents O +an O +ancient O +domain O +superfamily O +, O +such O +a O +generic O +assignment O +would O +be O +characterized O +as O +membership O +with O +the O +respective O +superfamily O +. O + +Reducing O +misclassifications O +and O +errors O +due O +to O +missing O +subfamilies O + +A O +more O +concrete O +picture O +of O +the O +effect O +of O +the O +proposed O +rule O +may O +be O +gleaned O +by O +quantifying O +misclassifications O +, O +defined O +to O +be O +either O +descendants O +of O +the O +correct O +domain O +or O +domains O +that O +lie O +in O +other O +branches O +of O +the O +correct O +hierarchy O +. O + +Averaged O +over O +domains O +in O +multi O +- O +domain O +hierarchies O +and O +counting O +only O +sequences O +with O +self O +hits O +, O +the O +misclassification O +rate O +using O +high O +scores O +only O +is O +2 O +. O +6 O +% O +. O + +Incorporating O +score O +thresholds O +to O +eliminate O +low O +- O +scoring O +best O +hits O +reduces O +the O +misclassification O +rate O +to O +0 O +. O +85 O +% O +. O + +Misclassifications O +may O +also O +be O +used O +to O +estimate O +error O +due O +to O +missing O +subfamilies O +. O + +Not O +all O +subclasses O +in O +a O +domain O +hierarchy O +may O +have O +been O +identified O +as O +the O +available O +sequence O +databases O +only O +provide O +a O +terse O +snapshot O +of O +protein O +domain O +diversity O +. O + +We O +simulate O +a O +cross O +- O +validation O +experiment O +to O +ask O +, O +if O +an O +existing O +domain O +model O +were O +missing O +from O +a O +hierarchy O +, O +what O +fraction O +of O +its O +sequence O +intervals O +have O +best O +hits O +to O +other O +models O +in O +the O +hierarchy O +that O +are O +not O +ancestors O +of O +the O +correct O +model O +? O + +Averaged O +over O +leaf O +domains O +, O +50 O +. O +9 O +% O +of O +domain O +assignments O +made O +from O +high O +alignment O +score O +alone O +are O +misclassifications O +, O +compared O +to O +6 O +. O +0 O +% O +of O +domain O +assignments O +after O +thresholds O +are O +used O +to O +screen O +hits O +. O + +Function O +and O +classification O +through O +specific O +domain O +assignments O +: O +Glycyl O +radical O +enzymes O + +To O +illustrate O +the O +effect O +of O +our O +proposed O +method O +, O +we O +examine O +domain O +assignments O +from O +the O +glycyl O +radical O +enzymes O +( O +RNR O +_ O +PFL O +hierarchy O +) O +. O + +Its O +subgroups O +have O +distinct O +and O +important O +functions O +, O +including O +ribonucleotide O +reductases O +( O +RNRs O +) O +, O +which O +synthesize O +deoxyribonucleotides O +, O +and O +pyruvate O +- O +formate O +lysases O +( O +PFLs O +) O +, O +a O +family O +of O +catabolic O +enzymes O +. O + +The O +proposed O +method O +places O +the O +sequence O +[ O +Entrez O +: O +CAA42118 O +] O +into O +RNR O +class O +1 O +and O +places O +[ O +Entrez O +: O +AAZ61477 O +] O +into O +RNR O +class O +- O +1 O +- O +like O +domain O +. O + +The O +functions O +of O +these O +proteins O +are O +inferred O +by O +their O +subclass O +. O + +Other O +proteins O +receive O +generic O +assignments O +to O +this O +family O +. O + +For O +example O +, O +PFL2 O +( O +cd01677 O +) O +is O +the O +best O +match O +to O +[ O +Entrez O +: O +ABX41552 O +] O +and O +[ O +Entrez O +: O +EDQ26237 O +] O +with O +alignment O +scores O +that O +fall O +short O +of O +the O +PFL2 O +threshold O +. O + +The O +first O +alignment O +includes O +a O +long O +insertion O +( O +gap O +) O +, O +and O +the O +latter O +exhibits O +weak O +sequence O +similarity O +; O +in O +both O +of O +these O +scenarios O +the O +transfer O +of O +functional O +annotation O +may O +not O +be O +straightforward O +. O + +Domain O +assignments O +also O +help O +to O +make O +biological O +insights O +. O + +RNRs O +fall O +into O +classes O +that O +use O +different O +mechanisms O +and O +/ O +or O +cofactors O +. O + +Class O +1 O +is O +oxygen O +dependent O +and O +class O +3 O +is O +used O +by O +strictly O +or O +facultative O +anaerobic O +organisms O +. O + +RNR O +_ O +1 O +_ O +like O +has O +a O +similar O +active O +site O +to O +class O +1 O +and O +at O +the O +time O +of O +curation O +, O +no O +specific O +literature O +was O +available O +about O +this O +subclass O +. O + +We O +observed O +that O +the O +strictly O +anaerobic O +organism O +Chlorobium B +limicola I +DSM O +24 O +has O +RNR O +_ O +3 O +proteins O +( O +e O +. O +g O +. O +[ O +Entrez O +: O +ZP O +_ O +00512827 O +] O +) O +as O +well O +as O +an O +enzyme O +( O +[ O +Entrez O +: O +ZP O +_ O +00512727 O +] O +) O +that O +matches O +RNR O +_ O +1 O +_ O +like O +, O +suggesting O +that O +RNR O +_ O +1 O +_ O +like O +, O +a O +subfamily O +lacking O +experimental O +characterization O +, O +may O +contain O +non O +- O +oxygen O +dependent O +versions O +of O +RNR O +_ O +1 O +. O + +Discussion O + +While O +many O +sequences O +can O +be O +classified O +by O +sequence O +similarity O +, O +profiles O +of O +protein O +domain O +families O +make O +it O +possible O +to O +quickly O +classify O +more O +distant O +homologs O +[ O +23 O +] O +and O +can O +better O +handle O +multi O +- O +domain O +proteins O +. O + +An O +important O +step O +in O +transferring O +annotations O +from O +known O +protein O +families O +is O +identifying O +the O +subclass O +that O +provides O +the O +best O +characterization O +for O +the O +protein O +. O + +Here O +, O +we O +conducted O +the O +first O +focused O +analysis O +of O +domain O +assignments O +from O +CDD O +in O +order O +to O +assess O +existing O +methods O +for O +domain O +and O +domain O +subfamily O +assignment O +and O +identify O +ways O +to O +improve O +the O +quality O +of O +assignments O +. O + +We O +find O +that O +best O +- O +scoring O +hits O +are O +sometimes O +too O +specific O +, O +causing O +a O +sequence O +to O +be O +mislabelled O +by O +a O +subfamily O +of O +the O +correct O +domain O +. O + +We O +propose O +a O +subclass O +assignment O +procedure O +that O +enables O +concrete O +assignments O +, O +computed O +quickly O +using O +existing O +data O +, O +and O +demonstrate O +that O +this O +procedure O +largely O +avoids O +over O +- O +predictions O +or O +false O +positive O +assignments O +and O +is O +robust O +enough O +to O +deal O +with O +situations O +such O +as O +incomplete O +hierarchies O +in O +which O +not O +all O +subfamilies O +have O +been O +identified O +. O + +We O +elected O +to O +not O +employ O +standard O +jack O +- O +knife O +or O +cross O +- O +validation O +testing O +for O +a O +sequence O +against O +its O +correct O +domain O +, O +as O +the O +task O +is O +to O +classify O +sequence O +fragments O +that O +are O +very O +similar O +to O +a O +subfamily O +, O +where O +the O +subfamily O +model O +is O +also O +constructed O +from O +very O +similar O +sequences O +. O + +Although O +the O +sequence O +and O +domain O +databases O +evolve O +rapidly O +, O +we O +expect O +our O +findings O +to O +provide O +an O +accurate O +snapshot O +for O +some O +time O +. O + +A O +version O +of O +our O +proposed O +method O +has O +been O +incorporated O +into O +the O +current O +version O +of O +the O +CD O +- O +Search O +program O +and O +the O +pre O +- O +calculated O +annotation O +of O +proteins O +with O +domains O +in O +NCBI O +' O +s O +Entrez O +system O +. O + +Domain O +assignments O +to O +specific O +orthologous O +subfamilies O +or O +ancient O +subfamilies O +are O +distinguished O +from O +non O +- O +specific O +assignments O +to O +a O +domain O +superfamily O +. O + +High O +- O +confidence O +annotation O +of O +functional O +sites O +is O +also O +provided O +following O +these O +results O +. O + +We O +hope O +the O +improved O +ability O +to O +quickly O +and O +accurately O +classify O +proteins O +will O +be O +a O +valuable O +step O +toward O +simplifying O +protein O +sequence O +analysis O +and O +the O +computational O +annotation O +of O +genomes O +. O + +Competing O +interests O + +The O +authors O +declare O +that O +they O +have O +no O +competing O +interests O +. O + +Authors O +' O +contributions O + +JF O +carried O +out O +the O +experiments O +and O +drafted O +the O +manuscript O +. O + +AMB O +conceived O +the O +study O +, O +participated O +in O +its O +design O +, O +and O +helped O +to O +draft O +the O +manuscript O +. O + +Supplementary O +Material O + +Identification O +of O +recruitment O +and O +retention O +strategies O +for O +rehabilitation O +professionals O +in O +Ontario O +, O +Canada O +: O +results O +from O +expert O +panels O + +Abstract O + +Background O + +Demand O +for O +rehabilitation O +services O +is O +expected O +to O +increase O +due O +to O +factors O +such O +as O +an O +aging O +population O +, O +workforce O +pressures O +, O +rise O +in O +chronic O +and O +complex O +multi O +- O +system O +disorders O +, O +advances O +in O +technology O +, O +and O +changes O +in O +interprofessional O +health O +service O +delivery O +models O +. O + +However O +, O +health O +human B +resource O +( O +HHR O +) O +strategies O +for O +Canadian O +rehabilitation O +professionals O +are O +lagging O +behind O +other O +professional O +groups O +such O +as O +physicians O +and O +nurses O +. O + +The O +objectives O +of O +this O +study O +were O +: O +1 O +) O +to O +identify O +recruitment O +and O +retention O +strategies O +of O +rehabilitation O +professionals O +including O +occupational O +therapists O +, O +physical O +therapists O +and O +speech O +language O +pathologists O +from O +the O +literature O +; O +and O +2 O +) O +to O +investigate O +both O +the O +importance O +and O +feasibility O +of O +the O +identified O +strategies O +using O +expert O +panels O +amongst O +HHR O +and O +education O +experts O +. O + +Methods O + +A O +review O +of O +the O +literature O +was O +conducted O +to O +identify O +recruitment O +and O +retention O +strategies O +for O +rehabilitation O +professionals O +. O + +Two O +expert O +panels O +, O +one O +on O +Recruitment O +and O +Retention O +and O +the O +other O +on O +Education O +were O +convened O +to O +determine O +the O +importance O +and O +feasibility O +of O +the O +identified O +strategies O +. O + +A O +modified O +- O +delphi O +process O +was O +used O +to O +gain O +consensus O +and O +to O +rate O +the O +identified O +strategies O +along O +these O +two O +dimensions O +. O + +Results O + +A O +total O +of O +34 O +strategies O +were O +identified O +by O +the O +Recruitment O +and O +Retention O +and O +Education O +expert O +panels O +as O +being O +important O +and O +feasible O +for O +the O +development O +of O +a O +HHR O +plan O +for O +recruitment O +and O +retention O +of O +rehabilitation O +professionals O +. O + +Seven O +were O +categorized O +under O +the O +Quality O +of O +Worklife O +and O +Work O +Environment O +theme O +, O +another O +seven O +in O +Financial O +Incentives O +and O +Marketing O +, O +two O +in O +Workload O +and O +Skill O +Mix O +, O +thirteen O +in O +Professional O +Development O +and O +five O +in O +Education O +and O +Training O +. O + +Conclusion O + +Based O +on O +the O +results O +from O +the O +expert O +panels O +, O +the O +three O +major O +areas O +of O +focus O +for O +HHR O +planning O +in O +the O +rehabilitation O +sector O +should O +include O +strategies O +addressing O +Quality O +of O +Worklife O +and O +Work O +Environment O +, O +Financial O +Incentives O +and O +Marketing O +and O +Professional O +Development O +. O + +Background O + +Demand O +for O +rehabilitation O +services O +is O +expected O +to O +increase O +within O +the O +next O +decade O +primarily O +due O +to O +factors O +such O +as O +an O +aging O +population O +, O +workforce O +pressures O +, O +rise O +in O +chronic O +and O +complex O +multi O +- O +system O +disorders O +, O +advances O +in O +technology O +, O +and O +changes O +in O +health O +service O +delivery O +models O +[ O +1 O +- O +4 O +] O +. O + +In O +Canada O +, O +rehabilitation O +personnel O +constitute O +the O +third O +largest O +health O +professional O +group O +after O +nurses O +and O +physicians O +. O + +Despite O +the O +size O +of O +this O +workforce O +, O +studies O +have O +consistently O +reported O +ongoing O +shortages O +of O +physiotherapists O +( O +PTs O +) O +, O +occupational O +therapists O +( O +OTs O +) O +and O +speech O +- O +language O +pathologists O +( O +SLPs O +) O +across O +all O +jurisdictions O +[ O +5 O +- O +7 O +] O +. O + +Similarly O +, O +recruitment O +and O +retention O +of O +rehabilitation O +professionals O +has O +been O +considered O +a O +challenge O +internationally O +, O +nationally O +and O +provincially O +. O + +At O +the O +international O +level O +, O +the O +literature O +reports O +recruitment O +and O +retention O +difficulties O +of O +rehabilitation O +therapists O +in O +countries O +such O +as O +Australia O +, O +New O +Zealand O +, O +United O +Kingdom O +and O +the O +United O +States O +[ O +8 O +- O +13 O +] O +. O + +Provinces O +across O +Canada O +face O +similar O +issues O +; O +with O +Ontario O +projected O +to O +face O +the O +most O +difficulty O +due O +to O +its O +population O +growth O +rate O +[ O +14 O +] O +. O + +Based O +on O +the O +Canadian O +Institute O +for O +Health O +Information O +' O +s O +Health O +Personnel O +Trends O +in O +Canada O +from O +1993 O +to O +2002 O +report O +, O +numerous O +factors O +have O +been O +suggested O +to O +influence O +demand O +for O +physiotherapy O +and O +occupational O +therapy O +services O +. O + +Factors O +that O +may O +influence O +increase O +demand O +for O +physiotherapy O +include O +: O +shift O +in O +health O +service O +delivery O +models O +from O +hospital O +to O +community O +care O +; O +earlier O +patient B +discharge O +; O +increased O +expectations O +from O +aging O +Canadians O +concerning O +more O +active O +lifestyles O +; O +growing O +private O +practice O +sector O +and O +continued O +shortages O +for O +PTs O +in O +both O +private O +and O +public O +sectors O +in O +rural O +, O +remote O +and O +urban O +settings O +across O +Canada O +[ O +2 O +] O +. O + +In O +1993 O +, O +an O +Ontario O +study O +stated O +that O +in O +order O +to O +meet O +demands O +of O +changing O +health O +care O +policy O +, O +medical O +technology O +and O +demographic O +changes O +in O +the O +population O +, O +the O +PT O +profession O +required O +an O +annual O +growth O +rate O +of O +4 O +. O +4 O +% O +until O +the O +year O +2000 O +[ O +5 O +] O +. O + +However O +, O +the O +national O +health O +personnel O +databases O +revealed O +that O +the O +actual O +average O +annual O +growth O +rate O +of O +active O +PTs O +in O +Canada O +from O +1995 O +to O +2004 O +was O +only O +2 O +. O +5 O +% O +, O +approximately O +half O +of O +the O +projected O +requirement O +suggested O +to O +meet O +demand O +[ O +15 O +] O +. O + +Similarly O +, O +in O +Ontario O +in O +the O +early O +1990s O +an O +increase O +in O +demand O +for O +OTs O +was O +projected O +because O +of O +the O +reported O +shortage O +in O +OTs O +and O +high O +attrition O +rate O +[ O +16 O +] O +. 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O + +" O +Motivators O +" O +directly O +affect O +a O +person B +' O +s O +motivational O +drive O +to O +do O +a O +good O +job O +, O +therefore O +they O +are O +believed O +to O +be O +more O +important O +than O +hygiene O +factors O +. O + +Mottaz O +on O +the O +other O +hand O +, O +accounted O +for O +individual O +differences O +in O +job O +satisfaction O +among O +workers O +and O +based O +his O +study O +on O +two O +dimensions O +: O +" O +work O +rewards O +" O +and O +" O +work O +values O +" O +[ O +26 O +] O +. O + +" O +Work O +rewards O +" O +are O +perceived O +characteristics O +of O +the O +job O +and O +have O +three O +conceptual O +clusters O +which O +include O +task O +, O +social O +and O +organizational O +rewards O +[ O +26 O +] O +. 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O + +Although O +the O +Herzberg O +and O +Mottaz O +conceptual O +frameworks O +are O +organized O +differently O +, O +their O +job O +satisfaction O +variables O +are O +very O +similar O +( O +i O +. O +e O +. O +work O +conditions O +, O +pay O +, O +interpersonal O +relationships O +, O +etc O +. O +) O +and O +they O +both O +classify O +these O +factors O +as O +having O +intrinsic O +or O +extrinsic O +elements O +. O + +Despite O +the O +growing O +body O +of O +literature O +on O +recruitment O +and O +retention O +factors O +in O +various O +industries O +, O +there O +is O +a O +minimal O +amount O +of O +research O +studying O +these O +factors O +specifically O +among O +rehabilitation O +professionals O +. 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O + +Findings O +from O +this O +study O +indicated O +that O +factors O +contributing O +to O +initial O +decision O +on O +location O +of O +practice O +include O +availability O +of O +leisure O +/ O +recreation O +activities O +, O +proximity O +of O +family O +origin O +and O +influences O +of O +spouse O +/ O +partners O +. O + +Study O +results O +also O +showed O +that O +the O +main O +reasons O +therapists O +left O +their O +job O +were O +to O +be O +closer O +to O +their O +family O +, O +lack O +of O +job O +opportunity O +and O +spousal O +influence O +. O + +Solely O +understanding O +factors O +that O +influence O +recruitment O +and O +retention O +decisions O +is O +not O +sufficient O +in O +the O +development O +of O +a O +HHR O +plan O +for O +rehabilitation O +professionals O +. O + +In O +order O +for O +the O +plan O +to O +be O +effective O +and O +sustainable O +in O +addressing O +these O +factors O +, O +the O +most O +important O +and O +feasible O +workforce O +strategies O +needs O +to O +be O +identified O +. O + +There O +have O +been O +a O +number O +of O +reports O +on O +health O +human B +resources O +( O +HHR O +) O +planning O +, O +recruitment O +and O +retention O +strategies O +for O +physicians O +[ O +35 O +, O +36 O +] O +and O +nurses O +[ O +37 O +] O +, O +however O +information O +regarding O +rehabilitation O +professionals O +is O +lacking O +. O + +Canadian O +reports O +indicate O +that O +the O +main O +reason O +for O +significant O +gaps O +in O +this O +field O +is O +the O +absence O +of O +current O +and O +reliable O +data O +available O +on O +supply O +, O +demand O +and O +labour O +force O +participation O +trends O +for O +rehabilitation O +therapists O +[ O +38 O +- O +40 O +] O +. 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O + +The O +two O +Education O +strategy O +themes O +were O +: O +( O +1 O +) O +Education O +and O +Training O +[ O +n O += O +11 O +] O +and O +( O +2 O +) O +Professional O +Development O +( O +n O += O +13 O +) O +. O + +Phase O +2 O +: O +Expert O +Panel O + +Participant B +Selection O + +Once O +this O +study O +was O +approved O +by O +the O +Research O +Ethics O +Board O +at O +the O +University O +of O +Toronto O +, O +key O +informants O +who O +participated O +in O +a O +previous O +study O +regarding O +rehabilitation O +supply O +and O +demand O +at O +the O +University O +of O +Toronto O +[ O +21 O +] O +were O +asked O +to O +nominate O +potential O +participants B +for O +the O +panels O +. O + +The O +selection O +criteria O +considered O +were O +acknowledged O +leadership O +in O +the O +panel O +member O +' O +s O +specialty O +, O +expertise O +in O +recruitment O +and O +retention O +or O +education O +and O +training O +of O +rehabilitation O +professionals O +. O + +Absence O +of O +conflicts O +of O +interest O +, O +geographic O +diversity O +, O +and O +diversity O +of O +practice O +setting O +were O +also O +considered O +. O + +After O +purposefully O +selecting O +the O +initial O +list O +of O +candidates O +from O +among O +the O +nominations O +, O +each O +nominee O +was O +contacted O +to O +establish O +their O +interest O +and O +availability O +. O + +Those O +who O +expressed O +an O +interest O +in O +participating O +were O +asked O +to O +send O +their O +curriculum O +vitae O +to O +help O +the O +research O +team O +evaluate O +their O +contributions O +to O +their O +field O +of O +expertise O +. 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O + +In O +round O +1 O +, O +members O +of O +the O +Recruitment O +and O +Retention O +panel O +were O +sent O +an O +electronic O +survey O +containing O +the O +40 O +strategies O +identified O +from O +the O +literature O +review O +and O +the O +Education O +panelists O +were O +also O +sent O +an O +electronic O +survey O +with O +24 O +strategies O +. O + +For O +Round O +1 O +, O +each O +panel O +was O +asked O +to O +rate O +the O +strategies O +using O +a O +nine O +- O +point O +Likert O +- O +type O +rating O +scale O +that O +ranged O +from O +" O +none O +" O +( O +1 O +) O +to O +" O +maximum O +" O +( O +9 O +) O +, O +on O +two O +key O +dimensions O +: O +Feasibility O +and O +Importance O +. O + +Feasibility O +was O +defined O +as O +the O +practicality O +and O +cost O +implications O +of O +the O +strategy O +and O +was O +rated O +from O +the O +respondents O +' O +perspective O +. 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O + +Strategies O +that O +had O +a O +combination O +of O +medium O +and O +high O +scores O +between O +4 O +and O +9 O +in O +either O +of O +the O +two O +dimensions O +were O +considered O +medium O +rated O +strategies O +, O +while O +low O +rated O +strategies O +had O +scores O +between O +1 O +and O +3 O +for O +both O +dimensions O +. O + +On O +the O +day O +of O +the O +meeting O +, O +the O +panelists O +were O +given O +a O +copy O +of O +the O +aggregated O +survey O +results O +indicating O +the O +ratings O +of O +all O +of O +the O +strategies O +. O + +High O +and O +low O +rated O +strategies O +were O +not O +discussed O +as O +there O +was O +already O +consensus O +, O +whereas O +all O +medium O +rated O +strategies O +were O +subject O +to O +discussion O +. O + +Using O +a O +nominal O +group O +process O +[ O +47 O +] O +, O +each O +strategy O +was O +discussed O +in O +turn O +, O +and O +panelists O +were O +given O +an O +opportunity O +to O +raise O +any O +issues O +or O +concerns O +regarding O +the O +clarity O +and O +wording O +of O +each O +strategy O +. O + +Each O +of O +the O +strategies O +discussed O +were O +then O +individually O +rated O +a O +second O +time O +by O +each O +panelist O +in O +an O +attempt O +to O +reach O +further O +consensus O +. O + +Results O + +Selection O +of O +strategies O +for O +Round O +1 O +: O +Modified O +Delphi O +process O + +Following O +Round O +1 O +rating O +of O +the O +40 O +identified O +strategies O +, O +the O +Recruitment O +and O +Retention O +panel O +reached O +consensus O +on O +12 O +strategies O +. 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O + +Strategies O +that O +had O +medium O +importance O +and O +feasibility O +ratings O +included O +: O +resolving O +concerns O +about O +liability O +and O +accountability O +in O +collaborative O +practice O +; O +recruiting O +international O +trained O +therapists O +; O +opportunity O +to O +work O +in O +different O +settings O +; O +interprofessional O +payment O +schemes O +; O +family O +leave O +; O +staff O +recognition O +and O +creating O +a O +position O +for O +a O +provincial O +health O +professional O +recruiter O +. O + +Low O +importance O +and O +feasibility O +strategies O +included O +: O +word O +of O +mouth O +references O +; O +bursaries O +and O +retention O +bonuses O +; O +exchange O +employment O +opportunities O +; O +health O +promotion O +; O +retention O +workshop O +; O +80 O +- O +20 O +staffing O +model O +( O +80 O +% O +clinical O +and O +20 O +% O +learning O +new O +skills O +or O +training O +others O +) O +; O +using O +recruitment O +agencies O +and O +providing O +recruitment O +bonuses O +( O +Table O +4 O +) O +. O + +Education O +Strategy O +Rankings O + +Education O +strategies O +that O +were O +rated O +highly O +important O +and O +feasible O +are O +described O +in O +Table O +5 O +. O + +The O +majority O +of O +strategies O +in O +this O +group O +tend O +to O +be O +in O +the O +area O +of O +Professional O +Development O +( O +72 O +% O +) O +, O +more O +so O +than O +Education O +and O +Training O +( O +28 O +% O +) O +. O + +The O +medium O +rated O +education O +strategies O +included O +: O +expand O +interprofessional O +education O +; O +provide O +incentives O +for O +students O +interested O +in O +rural O +practice O +; O +summer O +mentorship O +programs O +for O +high O +school O +students O +; O +and O +aboriginal O +student O +support O +program O +. O + +The O +strategies O +that O +were O +considered O +neither O +feasible O +nor O +important O +included O +: O +using O +return O +of O +service O +contracts O +after O +professional O +development O +; O +create O +a O +tiered O +pathway O +approach O +through O +modular O +education O +and O +laddered O +credentialing O +and O +in O +accreditation O +standards O +allow O +greater O +use O +of O +rural O +practice O +sites O +( O +Table O +6 O +) O +. O + +Since O +the O +purpose O +of O +the O +panel O +was O +to O +identify O +recruitment O +and O +retention O +and O +education O +strategies O +that O +could O +inform O +the O +development O +of O +a O +HHR O +plan O +for O +rehabilitation O +professionals O +, O +there O +was O +also O +discussion O +about O +contextual O +factors O +that O +would O +influence O +a O +plan O +. O + +Panelists O +commented O +that O +key O +factors O +to O +consider O +prior O +to O +implementation O +of O +these O +strategies O +should O +include O +workplace O +setting O +, O +geographical O +location O +( O +i O +. O +e O +. O +urban O +and O +rural O +) O +and O +gender O +issues O +. O + +Discussion O + +The O +purpose O +of O +this O +study O +was O +to O +identify O +recruitment O +and O +retention O +strategies O +to O +inform O +the O +development O +of O +HHR O +planning O +for O +rehabilitation O +professionals O +in O +Ontario O +. O + +This O +study O +highlights O +that O +Quality O +of O +Worklife O +and O +Work O +Environment O +, O +Financial O +Incentives O +and O +Marketing O +and O +Professional O +Development O +are O +the O +three O +major O +areas O +of O +focus O +when O +developing O +a O +competitive O +HR O +plan O +in O +the O +rehabilitation O +sector O +. O + +Quality O +of O +Worklife O +and O +Work O +Environment O + +Quality O +of O +Worklife O +and O +Work O +Environment O +strategies O +ranked O +among O +the O +top O +category O +for O +recruitment O +and O +retention O +of O +rehabilitation O +therapists O +. O + +This O +has O +also O +been O +found O +among O +nurses O +[ O +44 O +] O +where O +it O +was O +reported O +that O +addressing O +such O +factors O +can O +affect O +the O +overall O +success O +of O +the O +program O +[ O +49 O +] O +. O + +Specifically O +, O +our O +findings O +showed O +that O +the O +top O +ranked O +strategy O +for O +both O +importance O +and O +feasibility O +was O +improving O +and O +maintaining O +the O +safety O +of O +rehabilitation O +professionals O +in O +the O +workplace O +. O + +Specific O +strategies O +that O +could O +reduce O +aggression O +, O +abuse O +and O +violence O +in O +the O +workplace O +include O +: O +zero O +tolerance O +policies O +, O +access O +to O +employee O +support O +programs O +and O +providing O +assistance O +to O +rehabilitation O +professionals O +who O +work O +alone O +( O +i O +. O +e O +. O +home O +care O +and O +rural O +and O +remote O +areas O +) O +. O + +Since O +there O +is O +less O +control O +over O +the O +environment O +in O +the O +home O +care O +setting O +, O +safety O +may O +become O +a O +greater O +concern O +in O +one O +practice O +setting O +over O +another O +. O + +This O +might O +suggest O +that O +because O +there O +is O +less O +control O +in O +environments O +such O +as O +home O +care O +, O +remote O +areas O +, O +and O +psychiatric O +settings O +, O +maintaining O +safety O +will O +be O +more O +difficult O +and O +that O +solutions O +will O +need O +to O +be O +tailored O +to O +these O +settings O +in O +order O +to O +ensure O +retention O +of O +providers O +. O + +Although O +no O +studies O +have O +looked O +at O +implementing O +personal O +safety O +strategies O +for O +home O +care O +therapists O +, O +written O +policies O +and O +procedures O +for O +home O +care O +nurses O +during O +inclement O +weather O +and O +for O +dealing O +with O +abusive O +or O +dangerous O +patients B +, O +families O +and O +neighbourhoods O +have O +been O +reported O +[ O +50 O +] O +. O + +In O +addition O +to O +the O +above O +, O +ensuring O +open O +and O +timely O +communication O +between O +employer O +and O +worker O +was O +also O +ranked O +highly O +among O +the O +recruitment O +and O +retention O +strategies O +. O + +Examples O +of O +strategies O +include O +: O +open O +door O +policies O +, O +employee O +advisory O +committees O +and O +regular O +staff O +meetings O +and O +evaluations O +. O + +Although O +these O +strategies O +were O +reported O +to O +be O +used O +among O +organizations O +providing O +services O +to O +persons B +with O +developmental O +disabilities O +in O +Alberta O +, O +there O +was O +no O +description O +of O +the O +organizations O +, O +sample O +size O +or O +methodology O +[ O +51 O +] O +. O + +Similar O +findings O +were O +found O +in O +a O +qualitative O +study O +among O +16 O +nurses O +working O +from O +diverse O +practice O +settings O +( O +acute O +, O +long O +- O +term O +care O +, O +rehabilitation O +and O +community O +; O +from O +both O +urban O +and O +rural O +areas O +) O +in O +a O +health O +region O +in O +western O +Canada O +. O + +From O +the O +semi O +- O +structured O +interviews O +, O +study O +participants B +expressed O +a O +desire O +for O +improved O +consultation O +and O +communication O +with O +nurses O +regarding O +changes O +to O +the O +health O +care O +system O +[ O +52 O +] O +. O + +Financial O +Incentives O +and O +Marketing O + +Another O +area O +that O +was O +ranked O +highly O +was O +marketing O +strategies O +to O +increase O +high O +school O +student O +and O +public O +awareness O +of O +rehabilitation O +careers O +. O + +These O +specific O +strategies O +were O +also O +recommended O +by O +the O +Ontario O +Hospital O +Association O +( O +OHA O +) O +in O +order O +to O +establish O +a O +competitive O +position O +for O +Ontario O +hospitals O +in O +respect O +of O +recruitment O +and O +retention O +of O +health O +care O +professionals O +[ O +53 O +] O +. O + +Similar O +strategies O +have O +been O +developed O +by O +the O +American O +Physical O +Therapy O +Association O +( O +APTA O +) O +in O +response O +to O +the O +declining O +number O +of O +students O +applying O +to O +Physical O +Therapy O +Education O +Programs O +[ O +54 O +] O +. O + +To O +address O +this O +trend O +, O +APTA O +developed O +a O +campaign O +to O +promote O +Physical O +Therapy O +as O +the O +profession O +of O +choice O +to O +high O +school O +and O +college O +students O +across O +the O +United O +States O +. O + +The O +potential O +components O +of O +their O +plan O +included O +: O +developing O +a O +" O +Recruiting O +Kit O +" O +for O +educators O +, O +students O +and O +various O +APTA O +members O +to O +be O +used O +in O +the O +high O +school O +and O +college O +settings O +to O +introduce O +Physical O +Therapy O +as O +a O +career O +; O +establishing O +public O +relations O +initiatives O +that O +demonstrate O +the O +role O +of O +Physical O +Therapy O +in O +the O +public O +arena O +targeting O +minority O +groups O +that O +are O +underrepresented O +in O +the O +profession O +; O +and O +creating O +alliances O +with O +professional O +associations O +of O +high O +school O +guidance O +counsellors O +and O +educators O +. O + +Based O +on O +our O +finding O +, O +the O +APTA O +model O +may O +have O +applicability O +in O +Ontario O +. O + +Workload O +and O +Skill O +Mix O + +Of O +the O +six O +Workload O +and O +Skill O +Mix O +strategies O +only O +two O +were O +highly O +rated O +: O +implementing O +a O +caseload O +management O +database O +and O +using O +support O +personnel O +. O + +Caseload O +management O +has O +been O +identified O +in O +the O +literature O +as O +an O +issue O +affecting O +all O +three O +rehabilitation O +professions O +. O + +For O +example O +, O +in O +physiotherapy O +, O +Christie O +' O +s O +study O +[ O +55 O +] O +found O +that O +caseload O +expectations O +tended O +to O +be O +significantly O +higher O +than O +the O +reality O +and O +that O +caseload O +varies O +across O +different O +programs O +. O + +Similarly O +, O +the O +Canadian O +Association O +of O +Speech O +- O +Language O +Pathologists O +and O +Audiologists O +( O +CASPLA O +) O +survey O +indicated O +that O +factors O +affecting O +the O +workload O +of O +SLPs O +include O +delivery O +models O +, O +client O +disorder O +, O +severity O +and O +work O +setting O +[ O +56 O +] O +. O + +A O +literature O +review O +and O +environmental O +scan O +undertaken O +by O +the O +Canadian O +Association O +of O +Occupational O +Therapists O +( O +CAOT O +) O +proposed O +that O +guiding O +principles O +for O +caseload O +management O +should O +include O +: O +evidence O +- O +based O +occupational O +therapy O +, O +cost O +- O +effectiveness O +, O +accountability O +, O +professional O +leadership O +and O +expert O +judgment O +, O +comprehensiveness O +and O +flexibility O +[ O +57 O +] O +. O + +Therefore O +, O +upon O +implementation O +of O +a O +caseload O +management O +database O +for O +rehabilitation O +, O +key O +factors O +to O +consider O +include O +workplace O +setting O +and O +client O +service O +delivery O +models O +. O + +The O +other O +highly O +rated O +Workload O +and O +Skill O +Mix O +strategy O +was O +the O +use O +of O +support O +personnel O +( O +i O +. O +e O +. O +physiotherapy O +assistants O +or O +exercise O +therapists O +) O +to O +increase O +efficiency O +of O +utilization O +of O +scarcer O +and O +higher O +order O +rehabilitation O +competencies O +. O + +Considerations O +for O +implementing O +this O +strategy O +include O +addressing O +key O +issues O +such O +supply O +, O +standards O +of O +education O +, O +standards O +of O +practice O +and O +accreditation O +. O + +These O +are O +highlighted O +in O +an O +article O +by O +Salvatori O +[ O +58 O +] O +who O +reported O +that O +the O +actual O +number O +of O +OT O +personnel O +delivering O +OT O +services O +in O +Canada O +remains O +unknown O +and O +that O +there O +are O +no O +national O +standards O +of O +education O +nor O +accreditation O +process O +for O +OT O +assistants O +. O + +CAOT O +believes O +that O +in O +order O +to O +utilize O +support O +personnel O +appropriately O +, O +studies O +on O +human B +resource O +needs O +for O +occupational O +therapy O +and O +support O +personnel O +are O +first O +needed O +with O +input O +from O +OTs O +, O +stakeholders O +, O +funders O +, O +decision O +makers O +and O +health O +policy O +planners O +[ O +59 O +] O +. O + +Since O +there O +is O +a O +lack O +of O +competency O +profiles O +related O +to O +the O +role O +, O +responsibilities O +, O +and O +supervision O +of O +assistants O +, O +particularly O +with O +regards O +to O +delivering O +services O +in O +unsupervised O +community O +- O +based O +settings O +, O +the O +type O +of O +workplace O +setting O +where O +this O +strategy O +may O +be O +implemented O +should O +be O +considered O +[ O +58 O +] O +. O + +Education O +and O +Training O + +Given O +that O +60 O +% O +of O +highly O +rated O +Education O +and O +Training O +strategies O +targeted O +rural O +and O +remote O +practices O +underscores O +the O +importance O +of O +specific O +strategies O +for O +rural O +and O +remote O +areas O +in O +the O +development O +of O +a O +HHR O +plan O +. O + +The O +need O +to O +build O +on O +existing O +mechanisms O +to O +expand O +the O +availability O +of O +rural O +and O +remote O +clinical O +placements O +by O +providing O +financial O +and O +accommodation O +support O +was O +ranked O +among O +the O +top O +two O +most O +important O +and O +feasible O +education O +strategies O +for O +rehabilitation O +professionals O +. O + +Not O +only O +has O +this O +strategy O +been O +used O +as O +a O +recruitment O +tool O +for O +rehabilitation O +students O +, O +it O +has O +also O +been O +reported O +by O +Solomon O +et O +al O +. O + +[ O +34 O +] O +to O +be O +effective O +in O +retaining O +OTs O +and O +PTs O +in O +underserviced O +Northwestern O +Ontario O +communities O +. O + +Respondents O +from O +Solomon O +et O +al O +. O +' O +s O +study O +reported O +that O +the O +top O +three O +benefits O +of O +supervising O +students O +were O +that O +it O +stimulates O +thinking O +, O +it O +provides O +opportunity O +to O +contribute O +to O +the O +profession O +and O +that O +it O +provides O +access O +to O +current O +information O +. O + +The O +reported O +disadvantages O +however O +was O +that O +it O +was O +time O +- O +consuming O +and O +students O +contributed O +stress O +to O +the O +working O +environment O +. O + +Similarly O +, O +a O +two O +- O +part O +study O +found O +substantial O +gaps O +between O +financial O +incentives O +students O +deem O +important O +in O +the O +creation O +of O +an O +appealing O +clinical O +placement O +opportunity O +and O +the O +actual O +provisions O +offered O +to O +them O +by O +Southeastern O +Ontario O +communities O +[ O +60 O +, O +61 O +] O +. O + +Although O +OT O +and O +PT O +students O +reported O +that O +they O +were O +more O +willing O +to O +complete O +a O +clinical O +placement O +in O +an O +underserviced O +community O +if O +provided O +travel O +stipends O +, O +rent O +- O +free O +housing O +and O +interprofessional O +education O +opportunities O +, O +the O +majority O +of O +these O +incentives O +were O +only O +available O +to O +medical O +students O +. O + +In O +addition O +to O +training O +students O +for O +rural O +and O +remote O +practice O +, O +a O +longitudinal O +study O +reported O +that O +perceived O +opportunity O +for O +career O +development O +was O +the O +most O +significant O +factor O +related O +to O +job O +turnover O +and O +regional O +attrition O +among O +physiotherapists O +working O +in O +Northern O +Ontario O +[ O +5 O +] O +. O + +Therefore O +developing O +workforce O +strategies O +for O +rehabilitation O +therapists O +working O +in O +these O +areas O +should O +be O +among O +one O +of O +the O +priority O +areas O +in O +HHR O +planning O +. O + +Professional O +Development O + +Our O +findings O +indicate O +that O +the O +theme O +with O +the O +largest O +number O +of O +strategies O +that O +were O +considered O +important O +and O +feasible O +to O +implement O +as O +part O +of O +HHR O +planning O +was O +professional O +development O +. O + +Many O +were O +specific O +to O +rural O +and O +remote O +areas O +. O + +Although O +the O +importance O +of O +continuous O +professional O +development O +( O +CPD O +) O +in O +recruitment O +and O +retention O +is O +well O +recognized O +, O +a O +Canadian O +study O +reported O +several O +barriers O +to O +its O +implementation O +[ O +62 O +] O +. O + +In O +the O +case O +of O +OTs O +employed O +in O +public O +settings O +in O +Nova O +Scotia O +, O +Townsend O +et O +al O +. O + +( O +2006 O +) O +found O +that O +the O +most O +powerful O +deterrent O +for O +CPD O +was O +the O +lack O +of O +support O +from O +workplace O +policies O +. O + +Based O +on O +their O +study O +results O +, O +the O +use O +of O +CPD O +as O +a O +recruitment O +and O +retention O +strategy O +was O +highly O +influenced O +by O +gender O +issues O +, O +work O +- O +life O +balance O +, O +career O +advancement O +, O +working O +conditions O +, O +geographical O +location O +, O +professional O +versus O +employer O +responsibility O +, O +and O +employee O +benefits O +. O + +Although O +occupational O +therapy O +is O +a O +female O +- O +dominated O +profession O +, O +workplace O +policies O +did O +not O +address O +issues O +of O +gender O +. O + +For O +example O +, O +therapists O +in O +this O +study O +indicated O +that O +CPD O +competes O +with O +family O +commitments O +, O +therefore O +these O +activities O +are O +" O +done O +largely O +during O +personal O +time O +, O +mainly O +at O +their O +own O +cost O +, O +and O +on O +top O +of O +childcare O +, O +eldercare O +, O +homemaking O +and O +other O +family O +responsibilities O +" O +[ O +62 O +] O +. O + +In O +addition O +, O +heavy O +workloads O +, O +lack O +of O +salary O +and O +career O +incentives O +, O +and O +lack O +of O +policy O +and O +funding O +support O +are O +all O +barriers O +to O +CPD O +. O + +These O +issues O +become O +more O +pronounced O +in O +rural O +and O +remote O +settings O +because O +smaller O +communities O +often O +only O +have O +one O +therapist O +; O +hence O +the O +systemic O +pressure O +of O +workload O +demands O +makes O +it O +difficult O +for O +the O +therapist O +to O +leave O +patient B +care O +. O + +OTs O +from O +this O +study O +also O +questioned O +who O +was O +responsible O +for O +CPD O +. O + +Some O +felt O +that O +it O +was O +the O +professional O +' O +s O +responsibility O +while O +others O +felt O +that O +it O +was O +the O +responsibility O +of O +the O +employer O +to O +provide O +CPD O +opportunities O +. O + +The O +primary O +limitation O +employers O +faced O +was O +the O +lack O +of O +financial O +resources O +, O +however O +giving O +employees O +time O +off O +without O +pay O +was O +an O +alternative O +strategy O +utilized O +instead O +of O +funding O +professional O +development O +activities O +. O + +Although O +there O +are O +professional O +and O +provincial O +variations O +in O +funding O +for O +CPD O +across O +Canada O +, O +these O +results O +are O +informative O +in O +that O +it O +highlights O +the O +need O +for O +employers O +to O +consider O +how O +workplace O +policies O +can O +affect O +recruitment O +and O +retention O +strategies O +. O + +Limitations O +of O +this O +study O +should O +be O +noted O +. O + +First O +, O +the O +majority O +of O +the O +strategies O +were O +obtained O +from O +the O +grey O +literature O +that O +is O +not O +subject O +to O +the O +same O +scrutiny O +as O +the O +peer O +- O +reviewed O +literature O +. O + +Second O +, O +almost O +none O +of O +the O +strategies O +were O +specifically O +developed O +for O +rehabilitation O +professionals O +and O +in O +many O +cases O +had O +to O +be O +re O +- O +worded O +to O +fit O +the O +rehabilitation O +context O +. O + +There O +is O +a O +lack O +of O +research O +on O +rehabilitation O +clinicians O +' O +perspectives O +on O +recruitment O +and O +retention O +strategies O +; O +therefore O +future O +research O +should O +focus O +on O +investigating O +this O +area O +. O + +Third O +, O +during O +the O +face O +- O +to O +- O +face O +meeting O +, O +bias O +could O +have O +resulted O +from O +panelists O +whose O +opinion O +may O +have O +influenced O +others O +significantly O +, O +especially O +if O +members O +came O +from O +similar O +workplace O +settings O +. O + +The O +facilitator O +of O +the O +expert O +panels O +however O +, O +followed O +a O +strict O +process O +for O +managing O +the O +discussion O +and O +ensured O +that O +all O +panelists O +were O +given O +the O +opportunity O +to O +express O +their O +opinions O +. O + +Finally O +, O +although O +some O +strategies O +such O +as O +competitive O +wage O +packages O +, O +training O +/ O +growth O +opportunities O +and O +professional O +development O +are O +viewed O +as O +both O +a O +recruitment O +and O +retention O +incentive O +, O +other O +strategies O +do O +not O +overlap O +and O +are O +appropriate O +for O +only O +one O +of O +the O +two O +tasks O +. O + +For O +example O +, O +increasing O +public O +awareness O +of O +rehabilitation O +careers O +, O +providing O +rural O +and O +remote O +orientation O +packages O +and O +family O +relocation O +programs O +are O +only O +appropriate O +for O +attracting O +a O +worker O +while O +ensuring O +open O +and O +timely O +communication O +may O +be O +seen O +as O +a O +strategy O +only O +for O +retention O +. O + +Future O +research O +should O +therefore O +consider O +studying O +recruitment O +and O +retention O +strategies O +separately O +so O +that O +a O +distinction O +between O +the O +two O +can O +be O +made O +. O + +Conclusion O + +This O +study O +identified O +34 O +strategies O +that O +should O +be O +considered O +as O +important O +and O +feasible O +for O +implementation O +as O +part O +of O +HHR O +planning O +for O +rehabilitation O +professionals O +. O + +Although O +the O +highest O +ranked O +strategies O +focused O +on O +areas O +of O +Quality O +of O +Worklife O +and O +Work O +Environment O +, O +Financial O +Incentives O +and O +Marketing O +and O +Professional O +Development O +, O +key O +factors O +that O +need O +to O +be O +considered O +in O +the O +context O +of O +implementation O +include O +: O +workplace O +setting O +, O +geographical O +location O +and O +gender O +issues O +. O + +While O +this O +is O +the O +first O +study O +to O +our O +knowledge O +that O +provides O +a O +comprehensive O +list O +of O +recruitment O +and O +retention O +strategies O +relevant O +to O +rehabilitation O +professionals O +, O +more O +information O +is O +needed O +for O +the O +development O +of O +a O +HHR O +plan O +. O + +Information O +on O +trends O +in O +labour O +force O +participation O +as O +well O +as O +knowledge O +regarding O +the O +use O +and O +effectiveness O +of O +recruitment O +and O +retention O +strategies O +for O +rehabilitation O +professionals O +is O +needed O +. O + +More O +importantly O +, O +the O +success O +of O +implementing O +and O +sustaining O +such O +strategies O +requires O +future O +research O +to O +validate O +these O +strategies O +from O +the O +perspective O +of O +rehabilitation O +clinicians O +and O +human B +resource O +decisions O +makers O +( O +i O +. O +e O +. O +local O +government O +, O +stakeholders O +, O +etc O +. O +) O +so O +that O +specific O +barriers O +and O +challenges O +can O +be O +identified O +. O + +Competing O +interests O + +The O +authors O +declare O +that O +they O +have O +no O +competing O +interests O +. O + +Authors O +' O +contributions O + +DT O +participated O +in O +the O +design O +of O +the O +study O +, O +conducted O +the O +literature O +review O +, O +analyzed O +and O +interpreted O +the O +results O +and O +drafted O +the O +manuscript O +. O + +LMH O +, O +AD O +, O +DB O +and O +KB O +were O +involved O +in O +providing O +feedback O +and O +editing O +the O +content O +of O +the O +manuscript O +. O + +MDL O +recommended O +participants B +for O +the O +expert O +panel O +and O +was O +involved O +in O +providing O +feedback O +and O +editing O +the O +content O +of O +the O +manuscript O +. O + +SJ O +participated O +in O +the O +design O +of O +the O +study O +, O +recommended O +participants B +for O +the O +expert O +panel O +, O +organized O +and O +consolidated O +strategies O +, O +interpreted O +the O +data O +and O +edited O +the O +content O +of O +the O +manuscript O +. O + +Pre O +- O +publication O +history O + +The O +pre O +- O +publication O +history O +for O +this O +paper O +can O +be O +accessed O +here O +: O + +A O +life O +threatening O +uterine O +inversion O +and O +massive O +post O +partum O +hemorrhage O +caused O +by O +placenta O +accrete O +during O +Caesarean O +section O +in O +a O +primigravida O +: O +a O +case O +report O + +Abstract O + +Background O + +A O +32 O +- O +year O +- O +old O +Caucasian O +primigravida O +was O +admitted O +for O +elective O +Caesarean O +Section O +at O +36 O +weeks O +and O +6 O +days O +with O +the O +diagnosis O +of O +preeclampsia O +. O + +Case O +presentation O + +Traction O +of O +the O +umbilical O +cord O +after O +delivery O +of O +a O +healthy O +baby O +resulted O +in O +uterine O +inversion O +. O + +The O +placenta O +was O +found O +to O +be O +densely O +adherent O +to O +the O +posterior O +uterine O +wall O +. O + +Piecemeal O +excision O +of O +the O +placenta O +as O +close O +as O +possible O +to O +the O +uterine O +lining O +was O +then O +performed O +. O + +Conclusion O + +In O +this O +way O +we O +were O +able O +to O +control O +a O +massive O +post O +partum O +hemorrhage O +and O +preserve O +the O +fertility O +of O +the O +patient B +. O + +Background O + +Placenta O +accreta O +is O +defined O +as O +abnormal O +adherence O +, O +either O +in O +whole O +or O +in O +part O +of O +the O +afterbirth O +to O +the O +underlying O +uterine O +wall O +. O + +Placenta O +accreta O +and O +other O +pathological O +placentations O +( O +such O +as O +increta O +, O +percreta O +) O +are O +rare O +complications O +of O +pregnancy O +with O +potential O +life O +threatening O +and O +fertility O +threatening O +consequences O +. O + +The O +incidence O +of O +placenta O +accreta O +has O +increased O +ten O +times O +over O +the O +last O +fifteen O +years O +, O +which O +reflects O +the O +increase O +in O +the O +rate O +of O +Caesarean O +Sections O +( O +CS O +) O +[ O +1 O +] O +. O + +Placenta O +accreta O +has O +become O +the O +most O +important O +cause O +of O +peripartum O +hysterectomy O +. O + +A O +life O +threatening O +acute O +uterine O +inversion O +and O +massive O +PPH O +can O +be O +caused O +by O +placenta O +accreta O +during O +CS O +but O +seldom O +in O +a O +primigravida O +( O +Figure O +1 O +) O +. O + +Case O +presentation O + +A O +32 O +year O +old O +, O +primigravida O +, O +was O +admitted O +in O +a O +District O +General O +Hospital O +for O +elective O +Caesarean O +section O +at O +36 O +weeks O +and O +6 O +days O +with O +the O +diagnosis O +of O +preeclampsia O +. O + +She O +had O +two O +antenatal O +ultrasound O +examinations O +showing O +a O +healthy O +fetus O +and O +posterior O +fundal O +placenta O +. O + +The O +patient B +had O +lower O +segment O +CS O +of O +a O +healthy O +male O +infant B +under O +spinal O +anesthesia O +. O + +The O +placenta O +was O +found O +to O +be O +densely O +adherent O +to O +the O +posterior O +uterine O +wall O +. O + +Traction O +of O +the O +umbilical O +cord O +was O +applied O +and O +subsequently O +resulted O +in O +uterine O +inversion O +. O + +The O +placenta O +was O +removed O +by O +' O +piecemeal O +' O +excising O +as O +close O +as O +possible O +to O +the O +uterine O +lining O +. O + +About O +80 O +% O +of O +the O +placental O +tissue O +was O +removed O +until O +the O +uterine O +inversion O +was O +corrected O +. O + +The O +uterus O +was O +closed O +in O +two O +layers O +. O + +Two O +intra O +- O +abdominal O +drains O +were O +sited O +. O + +The O +estimated O +blood O +loss O +was O +2 O +. O +5 O +litres O +and O +five O +units O +of O +blood O +were O +transfused O +together O +with O +2 O +units O +of O +FFP O +during O +intra O +- O +operative O +and O +post O +- O +operative O +period O +. O + +In O +addition O +, O +the O +patient B +was O +treated O +with O +intravenous O +oxytocin O +infusion O +, O +pr O +misoprostol O +and O +antibiotics O +. O + +On O +the O +second O +post O +partum O +day O +, O +vaginal O +Doppler O +ultrasound O +scan O +showed O +significant O +amount O +of O +placental O +tissues O +with O +increased O +vascularity O +measuring O +2 O +. O +7 O +x O +6 O +. O +6 O +x O +6 O +. O +8 O +cms O +within O +the O +endometrial O +cavity O +( O +Figure O +2 O +) O +. O + +The O +patient B +was O +discharged O +on O +the O +fifth O +post O +- O +operative O +day O +with O +a O +conservative O +management O +. O + +A O +follow O +up O +Ultrasound O +scan O +after O +two O +weeks O +showed O +reduction O +of O +placental O +mass O +( O +Figure O +3 O +) O +. O + +In O +addition O +, O +there O +was O +significant O +decrease O +in O +serum O +beta O +HCG O +levels O +from O +2300 O +u O +/ O +L O +on O +day O +1 O +to O +13 O +u O +/ O +L O +at O +four O +weeks O +post O +operatively O +. O + +The O +patient B +remained O +with O +minimal O +vaginal O +bleeding O +without O +abdominal O +pain O +. O + +She O +had O +two O +normal O +periods O +after O +stopping O +breastfeeding O +and O +was O +feeling O +well O +. O + +She O +was O +discharged O +from O +the O +early O +pregnancy O +unit O +. O + +Discussion O + +A O +life O +- O +threatening O +uterine O +inversion O +can O +be O +rarely O +caused O +by O +placenta O +accreta O +[ O +2 O +] O +. O + +Placenta O +accreta O +classically O +presents O +with O +retained O +placenta O +and O +hemorrhage O +. O + +The O +association O +between O +uterine O +inversion O +and O +placenta O +accreta O +is O +unclear O +, O +however O +, O +strong O +traction O +on O +the O +umbilical O +cord O +with O +fundal O +placenta O +, O +excessive O +fundal O +pressure O +, O +relaxed O +uterus O +, O +short O +umbilical O +cord O +, O +uterine O +anomalies O +and O +antepartum O +use O +of O +magnesium O +sulphate O +are O +known O +associated O +factors O +[ O +2 O +] O +. O + +Uterine O +inversion O +and O +retain O +placenta O +accreta O +can O +both O +be O +fatal O +complications O +[ O +3 O +] O +. O + +In O +the O +case O +described O +the O +placenta O +accreta O +was O +complicated O +by O +uterine O +inversion O +and O +subsequent O +massive O +post O +partum O +hemorrhage O +, O +significantly O +increasing O +the O +risk O +of O +maternal O +mortality O +. O + +Massive O +post O +partum O +hemorrhage O +is O +a O +major O +cause O +of O +maternal O +mortality O +in O +the O +United O +Kingdom O +( O +why O +women B +die O +latest O +report O +) O +[ O +4 O +] O +. O + +In O +this O +case O +, O +the O +placenta O +was O +clamped O +as O +close O +to O +the O +uterine O +cavity O +as O +possible O +and O +cut O +. O + +The O +base O +of O +the O +placenta O +was O +overrun O +with O +haemostatic O +sutures O +and O +this O +was O +repeated O +until O +as O +much O +of O +the O +placenta O +as O +possible O +was O +removed O +( O +Figure O +4 O +) O +. O + +Placental O +removal O +enabled O +correction O +of O +uterine O +inversion O +. O + +Despite O +the O +many O +conditions O +associated O +with O +uterine O +inversion O +risk O +assessment O +is O +often O +lacking O +making O +the O +condition O +usually O +unexpected O +at O +the O +time O +of O +presentation O +. O + +The O +association O +between O +abnormal O +placentation O +such O +as O +placenta O +accreta O +and O +uterine O +inversion O +is O +well O +supported O +[ O +2 O +] O +. O + +Therefore O +, O +we O +advocate O +antenatal O +evaluation O +and O +risk O +assessment O +for O +placenta O +accreta O +[ O +5 O +] O +. O + +Prenatal O +Ultrasound O +reported O +sensitivity O +of O +94 O +% O +and O +specificity O +of O +79 O +% O +for O +placenta O +accreta O +, O +but O +offer O +no O +more O +than O +provisional O +diagnostic O +probability O +statement O +[ O +6 O +] O +. O + +Moreover O +, O +because O +45 O +% O +of O +placenta O +accreta O +cases O +were O +not O +detected O +by O +ultrasound O +, O +it O +is O +important O +to O +consider O +avoiding O +manual O +removal O +of O +placenta O +if O +there O +were O +intraoperative O +signs O +of O +accreta O +[ O +6 O +] O +. O + +If O +clinically O +or O +sonographically O +the O +patient B +is O +suspected O +antenatally O +to O +be O +at O +risk O +of O +placenta O +accreta O +, O +appropriate O +management O +options O +should O +be O +considered O +, O +such O +as O +attempted O +conservative O +management O +or O +hysterectomy O +and O +counseling O +provided O +about O +potential O +sequelae O +[ O +6 O +] O +. O + +The O +traditional O +management O +is O +abdominal O +hysterectomy O +, O +but O +this O +operation O +terminates O +fertility O +and O +may O +have O +devastating O +psychological O +effects O +. O + +However O +, O +in O +correct O +circumstances O +, O +a O +conservative O +approach O +may O +be O +suitable O +. O + +Conservative O +management O +of O +abnormally O +invasive O +placentation O +can O +be O +effective O +and O +fertility O +can O +be O +preserved O +. O + +It O +should O +be O +only O +considered O +in O +highly O +selected O +cases O +when O +blood O +loss O +is O +minimal O +and O +there O +is O +wish O +for O +fertility O +preservation O +[ O +7 O +] O +. O + +For O +women B +who O +want O +to O +preserve O +their O +fertility O +the O +placenta O +should O +be O +left O +intact O +if O +possible O +after O +caesarean O +delivery O +as O +this O +approach O +lowers O +the O +risk O +of O +subsequent O +hysterectomy O +from O +85 O +% O +to O +15 O +% O +. O + +For O +women B +who O +have O +completed O +their O +family O +, O +hysterectomy O +with O +placenta O +left O +in O +situ O +is O +preferable O +to O +lower O +the O +maternal O +morbidity O +rates O +[ O +6 O +] O +. O + +This O +case O +report O +involved O +conservative O +management O +. O + +Peripartum O +hysterectomy O +was O +avoided O +and O +the O +aim O +was O +to O +preserve O +fertility O +. O + +Prophylactic O +antibiotics O +, O +post O +partum O +oxytocics O +and O +the O +use O +of O +misoprostol O +post O +operatively O +helped O +to O +prevent O +further O +post O +partum O +hemorrhage O +. O + +When O +a O +patient B +isinitially O +opted O +for O +conservative O +management O +, O +the O +possibility O +of O +recurrence O +should O +be O +discussed O +[ O +8 O +] O +. O + +Furthermore O +, O +placentation O +should O +be O +carefully O +monitored O +for O +recurrence O +in O +any O +subsequent O +pregnancy O +, O +particularly O +if O +the O +placenta O +is O +located O +at O +the O +same O +site O +as O +the O +previous O +placenta O +accreta O +. O + +Conservative O +treatment O +for O +placenta O +accreta O +may O +be O +an O +alternative O +procedure O +in O +some O +selected O +cases O +. O + +Conclusion O + +We O +suggest O +an O +alternative O +approach O +for O +managing O +uterine O +inversion O +caused O +by O +placenta O +accreta O +that O +involved O +conservative O +management O +. O + +This O +way O +hysterectomy O +was O +avoided O +and O +fertility O +was O +preserved O +. O + +Abbreviations O + +CS O +: O +Caesarean O +Section O +; O +FFP O +: O +Fresh O +Frozen O +Plasma O + +Consent O + +Written O +informed O +consent O +was O +obtained O +from O +the O +patient B +for O +publication O +of O +this O +case O +report O +and O +accompanying O +images O +. O + +A O +copy O +of O +the O +written O +consent O +is O +available O +for O +review O +by O +the O +Editor O +- O +in O +Chief O +of O +this O +journal O +. O + +Competing O +interests O + +The O +authors O +declare O +that O +they O +have O +no O +competing O +interests O +. O + +Authors O +' O +contributions O + +All O +authors O +have O +made O +substantial O +contribution O +to O +concept O +this O +case O +report O +. O + +Neurogenin2 O +Directs O +Granule O +Neuroblast O +Production O +and O +Amplification O +while O +NeuroD1 O +Specifies O +Neuronal O +Fate O +during O +Hippocampal O +Neurogenesis O + +Abstract O + +The O +specification O +and O +differentiation O +of O +dentate O +gyrus O +granule O +neurons O +in O +the O +hippocampus O +require O +temporally O +and O +spatially O +coordinated O +actions O +of O +both O +intrinsic O +and O +extrinsic O +molecules O +. O + +The O +basic O +helix O +- O +loop O +- O +helix O +transcription O +factor O +Neurogenin2 O +( O +Ngn2 O +) O +and O +NeuroD1 O +are O +key O +regulators O +in O +these O +processes O +. O + +Based O +on O +existing O +classification O +, O +we O +analyzed O +the O +molecular O +events O +occurring O +during O +hippocampal O +neurogenesis O +, O +primarily O +focusing O +on O +juvenile O +animals O +. O + +We O +found O +that O +Ngn2 O +is O +transiently O +expressed O +by O +late O +type O +- O +2a O +amplifying O +progenitors O +. O + +The O +Ngn2 O +progenies O +mature O +into O +hippocampal O +granule O +neurons O +. O + +Interestingly O +, O +the O +loss O +of O +Ngn2 O +at O +early O +stages O +of O +development O +leads O +to O +a O +robust O +reduction O +in O +neurogenesis O +, O +but O +does O +not O +disturb O +granule O +neuron O +maturation O +per O +se O +. O + +We O +found O +that O +the O +role O +of O +Ngn2 O +is O +to O +maintain O +progenitors O +in O +an O +undifferentiated O +state O +, O +allowing O +them O +to O +amplify O +prior O +to O +their O +maturation O +into O +granule O +neurons O +upon O +NeuroD1 O +induction O +. O + +When O +we O +overexpressed O +Ngn2 O +and O +NeuroD1 O +in O +vivo O +, O +we O +found O +NeuroD1 O +to O +exhibit O +a O +more O +pronounced O +neuron O +- O +inductive O +effect O +, O +leading O +to O +granule O +neuron O +commitment O +, O +than O +that O +displayed O +by O +Ngn2 O +. O + +Finally O +, O +we O +observed O +that O +all O +markers O +expressed O +during O +the O +transcriptional O +control O +of O +hippocampal O +neurogenesis O +in O +rodents O +are O +also O +present O +in O +the O +human B +hippocampus O +. O + +Taken O +together O +, O +we O +demonstrate O +a O +critical O +role O +of O +for O +Ngn2 O +and O +NeuroD1 O +in O +controlling O +neuronal O +commitment O +and O +hippocampal O +granule O +neuroblast O +formation O +, O +both O +during O +embryonic O +development O +and O +in O +post O +- O +natal O +hippocampal O +granule O +neurogenesis O +. O + +Introduction O + +Neurons O +are O +born O +not O +only O +during O +development O +of O +the O +central O +nervous O +system O +, O +but O +neurogenesis O +also O +continues O +into O +adulthood O +. O + +In O +both O +rodent B +and O +human B +adult O +brain O +, O +neurogenesis O +is O +active O +in O +two O +distinct O +zones O +of O +the O +forebrain O +: O +the O +subventricular O +zone O +( O +SVZ O +) O +of O +the O +lateral O +ventricle O +and O +the O +subgranular O +zone O +( O +SGZ O +) O +of O +the O +hippocampal O +dentate O +gyrus O +( O +DG O +) O +[ O +1 O +] O +- O +[ O +5 O +] O +. O + +The O +molecular O +mechanism O +underlying O +neurogenesis O +in O +the O +DG O +is O +not O +fully O +understood O +. O + +Clearly O +, O +a O +cascade O +of O +transcriptional O +events O +controls O +the O +specification O +of O +neuronal O +identity O +in O +the O +DG O +[ O +3 O +] O +, O +[ O +6 O +] O +- O +[ O +8 O +] O +, O +but O +details O +of O +the O +expression O +pattern O +and O +function O +of O +each O +transcription O +factor O +remain O +elusive O +. O + +The O +paired O +- O +box O +homeodomain O +transcription O +factor O +Pax6 O +and O +the O +bHLH O +transcription O +factors O +Ngn2 O +and O +NeuroD1 O +are O +important O +when O +cells O +acquire O +a O +pan O +- O +neuronal O +character O +and O +a O +specific O +neuronal O +subtype O +[ O +9 O +] O +, O +[ O +10 O +] O +. O + +In O +the O +developing O +neocortex O +, O +Pax6 O +is O +expressed O +in O +dividing O +radial O +glial O +cells O +at O +the O +ventricular O +surface O +[ O +9 O +] O +. O + +In O +the O +adult O +hippocampus O +, O +Pax6 O +is O +expressed O +in O +astrocytes O +in O +the O +SGZ O +and O +are O +considered O +to O +be O +the O +true O +stem O +cells O +[ O +9 O +] O +, O +[ O +11 O +] O +. O + +Loss O +- O +and O +gain O +- O +of O +- O +function O +studies O +indicate O +that O +Pax6 O +is O +involved O +in O +regulating O +the O +proliferation O +of O +neocortical O +and O +hippocampal O +progenitors O +[ O +9 O +] O +, O +[ O +12 O +] O +- O +[ O +16 O +] O +. O + +During O +neocorticogenesis O +, O +high O +concentrations O +of O +Pax6 O +induce O +the O +expression O +of O +the O +bHLH O +transcription O +factor O +Neurogenin2 O +( O +Ngn2 O +) O +[ O +17 O +] O +. O + +In O +turn O +, O +Ngn2 O +causes O +cell O +cycle O +exit O +[ O +18 O +] O +, O +an O +event O +that O +takes O +place O +when O +NeuroD1 O +starts O +to O +be O +expressed O +[ O +19 O +] O +. O + +In O +the O +developing O +hippocampus O +, O +the O +absence O +of O +Ngn2 O +leads O +to O +a O +reduced O +number O +of O +granule O +neurons O +[ O +20 O +] O +. O + +NeuroD1 O +, O +on O +the O +other O +hand O +, O +is O +essential O +for O +the O +differentiation O +and O +survival O +of O +hippocampal O +granule O +neurons O +[ O +10 O +] O +. O + +Interestingly O +, O +in O +the O +absence O +of O +Ngn2 O +, O +NeuroD1 O +can O +still O +be O +activated O +and O +neuronal O +differentiation O +can O +still O +take O +place O +[ O +20 O +] O +. O + +This O +has O +led O +to O +the O +idea O +that O +the O +primary O +role O +of O +Ngn2 O +is O +not O +to O +direct O +neuronal O +differentiation O +. O + +Only O +a O +small O +number O +of O +studies O +have O +addressed O +the O +role O +of O +Ngn2 O +and O +NeuroD1 O +in O +hippocampal O +neurogenesis O +[ O +10 O +] O +, O +[ O +20 O +] O +, O +[ O +21 O +] O +. O + +Therefore O +, O +we O +now O +re O +- O +examine O +their O +roles O +in O +hippocampal O +neurogenesis O +in O +detail O +, O +using O +gain O +- O +and O +loss O +- O +of O +- O +function O +experiments O +. O + +We O +first O +establish O +a O +hierarchy O +of O +transcriptional O +events O +that O +occur O +during O +neurogenesis O +in O +the O +DG O +and O +then O +define O +the O +place O +that O +Ngn2 O +, O +NeuroD1 O +and O +other O +transcription O +factors O +have O +in O +this O +cascade O +. O + +We O +find O +that O +a O +lack O +of O +Ngn2 O +expression O +result O +in O +a O +markedly O +smaller O +hippocampus O +and O +an O +almost O +complete O +absence O +of O +the O +DG O +. O + +We O +show O +that O +Ngn2 O +is O +required O +for O +granule O +neuroblasts O +production O +/ O +amplification O +. O + +Gain O +- O +of O +- O +function O +of O +NeuroD1 O +during O +development O +of O +the O +DG O +results O +in O +an O +efficient O +generation O +of O +granule O +neuroblasts O +, O +an O +effect O +that O +we O +do O +not O +observe O +when O +we O +overexpress O +Ngn2 O +. O + +Finally O +, O +we O +demonstrate O +that O +the O +same O +transcription O +factors O +and O +cellular O +markers O +seen O +in O +mouse B +and O +rat B +tissue O +are O +also O +present O +in O +the O +human B +hippocampus O +. O + +Results O + +Expression O +of O +transcription O +factors O +and O +cellular O +markers O +define O +different O +phases O +of O +postnatal O +hippocampal O +granule O +neuron O +maturation O + +We O +first O +analyzed O +in O +detail O +the O +chronology O +of O +expression O +of O +different O +transcription O +factors O +and O +cell O +- O +specific O +markers O +during O +DG O +granule O +neuron O +formation O +and O +correlated O +our O +findings O +to O +the O +previously O +established O +classification O +of O +adult O +hippocampal O +neurogenesis O +[ O +3 O +] O +. O + +The O +current O +classification O +describes O +hippocampal O +stem O +cells O +and O +progenies O +into O +three O +categories O +( O +type O +- O +1 O +, O +- O +2 O +and O +- O +3 O +cells O +) O +depending O +on O +the O +markers O +they O +express O +as O +they O +mature O +. O + +In O +the O +adult O +mouse B +DG O +, O +only O +a O +very O +small O +proportion O +of O +cells O +undergo O +mitosis O +at O +any O +one O +given O +time O +[ O +22 O +] O +. O + +Consequently O +, O +in O +adult O +animals O +it O +is O +difficult O +to O +analyze O +which O +transcription O +factors O +are O +involved O +in O +the O +transition O +phase O +from O +one O +cell O +category O +to O +the O +next O +. O + +Therefore O +, O +we O +studied O +2 O +week O +- O +old O +rodents O +which O +have O +higher O +numbers O +of O +maturing O +granule O +neurons O +in O +the O +DG O +. O + +We O +performed O +triple O +immunohistochemistry O +for O +all O +markers O +of O +interest O +and O +compared O +results O +from O +2 O +week O +- O +and O +2 O +month O +- O +old O +mice B +( O +Figure O +1 O +and O +figure O +S1 O +) O +. O + +We O +first O +confirmed O +that O +stem O +cells O +in O +the O +SGZ O +exhibit O +characteristics O +of O +radial O +glia O +[ O +3 O +] O +, O +[ O +11 O +] O +, O +[ O +16 O +] O +. O + +They O +extend O +radial O +processes O +from O +the O +SGZ O +to O +the O +apex O +of O +the O +subgranular O +layer O +( O +SGL O +) O +and O +the O +basal O +molecular O +layer O +. O + +Moreover O +, O +they O +express O +the O +intermediate O +filament O +protein O +nestin O +, O +glial O +fibrillary O +acidic O +protein O +( O +GFAP O +) O +and O +glial O +glutamate O +transporter O +( O +GLAST O +) O +[ O +16 O +] O +( O +Figure O +1A O +and O +B O +and O +figure O +S1A O +and O +S1B O +) O +. O + +The O +GFAP O +- O +and O +GLAST O ++ O +cells O +are O +defined O +as O +type O +- O +1 O +cells O +[ O +3 O +] O +. O + +They O +also O +express O +the O +paired O +- O +homeodomain O +transcription O +factor O +Pax6 O +( O +Figure O +1B O +) O +. O + +These O +radial O +glia O +- O +like O +stem O +cells O +divide O +relatively O +infrequently O +, O +and O +are O +believed O +to O +undergo O +symmetric O +division O +( O +giving O +rise O +to O +two O +identical O +stem O +cells O +) O +under O +some O +conditions O +. O + +They O +can O +also O +divide O +asymmetrically O +and O +give O +rise O +to O +a O +new O +stem O +cell O +and O +one O +neuronal O +progenitor O +, O +which O +usually O +is O +defined O +as O +a O +type O +- O +2 O +cell O +( O +Figure O +2B O +) O +[ O +3 O +] O +. O + +Type O +- O +2 O +cells O +are O +divided O +into O +two O +different O +populations O +: O +type O +- O +2a O +expressing O +nestin O +and O +type O +- O +2b O +co O +- O +expressing O +nestin O +and O +doublecortin O +( O +Dcx O +) O +[ O +23 O +] O +. O + +Based O +on O +a O +previous O +report O +[ O +24 O +] O +, O +we O +examined O +the O +expression O +pattern O +of O +the O +T O +- O +domain O +transcription O +factors O +Tbr1 O +and O +Tbr2 O +. O + +We O +found O +that O +Tbr2 O +is O +expressed O +in O +type O +- O +2a O +cells O +, O +in O +agreement O +with O +a O +recent O +report O +[ O +25 O +] O +. O + +In O +the O +SGZ O +of O +2 O +week O +- O +old O +mice B +, O +we O +found O +an O +average O +of O +50 O +- O +70 O +Tbr2 O ++ O +cells O +per O +30 O +micro O +m O +- O +thick O +section O +throughout O +the O +rostro O +- O +caudal O +axis O +of O +the O +dorsal O +hippocampus O +. O + +This O +number O +was O +reduced O +by O +35 O +% O +in O +2 O +month O +- O +old O +mice B +( O +Figure O +1C O +with O +figure O +S1C O +and O +data O +not O +shown O +) O +. O + +As O +opposed O +to O +Tbr1 O +( O +Figure O +1D O +and O +figure O +S1D O +) O +, O +Tbr2 O ++ O +cells O +did O +not O +co O +- O +express O +Dcx O +or O +PSA O +- O +NCAM O +( O +Figure O +1C O +and O +figure O +S1C O +) O +. O + +We O +observed O +that O +Tbr1 O +- O +immuoreactivity O +gradually O +decreased O +as O +neurons O +matured O +and O +started O +to O +express O +NeuN O +( O +Figure O +1H O +and O +figure O +S1H O +) O +. O + +Thus O +, O +Tbr2 O +labels O +type O +- O +2 O +cells O +, O +while O +Tbr1 O +is O +expressed O +by O +immature O +granule O +neurons O +. O + +We O +then O +examined O +the O +molecular O +phenotype O +of O +type O +- O +3 O +cells O +, O +a O +cell O +type O +that O +transiently O +expresses O +Calretinin O +[ O +26 O +] O +. O + +We O +hypothesized O +that O +hippocampal O +type O +- O +3 O +cells O +might O +also O +express O +the O +bHLH O +transcription O +factor O +NeuroD1 O +, O +known O +to O +partially O +overlap O +with O +Tbr2 O +and O +Tbr1 O +in O +different O +brain O +regions O +[ O +24 O +] O +. O + +We O +found O +that O +NeuroD1 O +expression O +in O +the O +hippocampus O +starts O +in O +Tbr2 O ++ O +cells O +and O +extends O +to O +post O +- O +mitotic O +Tbr1 O ++ O +cells O +, O +which O +also O +express O +the O +hippocampal O +granule O +identity O +transcription O +factor O +Prox1 O +( O +Figure O +1G O +and O +1I O +and O +figure O +S1G O +and O +S1I O +) O +. O + +While O +Tbr1 O +expression O +ceases O +during O +granule O +maturation O +, O +that O +of O +NeuroD1 O +is O +weakly O +maintained O +when O +NeuN O +expression O +starts O +( O +Figure O +1G O +and O +1H O +and O +figure O +S1G O +and O +S1H O +) O +. O + +We O +found O +that O +calretinin O +expression O +decreased O +during O +granule O +neuron O +maturation O +, O +before O +NeuroD1 O +was O +reduced O +( O +Figure O +1F O +) O +. O + +Thus O +NeuroD1 O +is O +expressed O +in O +type O +- O +2b O +and O +type O +- O +3 O +cells O +, O +as O +well O +as O +immature O +granule O +neurons O +. O + +Finally O +, O +we O +found O +that O +NeuroD2 O +starts O +to O +be O +expressed O +just O +after O +NeuroD1 O +and O +, O +unlike O +NeuroD1 O +, O +continues O +to O +be O +highly O +expressed O +in O +mature O +neurons O +( O +Figure O +1J O +and O +data O +not O +shown O +) O +. O + +Mash1 O +and O +Ngn2 O +define O +the O +early O +versus O +late O +type O +- O +2a O +stage O +in O +2 O +weeks O +old O +mice B + +Having O +established O +the O +hierarchy O +of O +transcription O +factors O +and O +cellular O +markers O +appearing O +during O +hippocampal O +neurogenesis O +, O +we O +set O +out O +to O +clarify O +the O +position O +of O +the O +two O +bHLH O +transcription O +factors O +Ngn2 O +and O +Mash1 O +, O +in O +this O +process O +. O + +We O +found O +that O +more O +than O +90 O +% O +of O +Ngn2 O +- O +immunoreactive O +cells O +are O +Pax6 O +positive O +( O +Figure O +2A O +) O +, O +and O +almost O +all O +co O +- O +express O +Tbr2 O +( O +Figure O +2B O +) O +. O + +Thus O +, O +Ngn2 O +appears O +to O +be O +expressed O +by O +type O +- O +2a O +cells O +. O + +As O +our O +antibodies O +against O +Ngn2 O +and O +NeuroD1 O +were O +made O +in O +the O +same O +species O +, O +we O +could O +not O +determine O +if O +there O +was O +an O +overlap O +between O +these O +two O +proteins O +. O + +However O +, O +by O +comparing O +their O +overlapping O +expression O +pattern O +with O +that O +of O +Tbr2 O +, O +we O +propose O +that O +some O +Ngn2 O ++ O +cells O +co O +- O +express O +NeuroD1 O +, O +and O +that O +they O +appear O +at O +the O +onset O +of O +NeuroD1 O +expression O +and O +downregulation O +of O +Ngn2 O +. O + +We O +base O +this O +assumption O +on O +the O +facts O +that O +more O +than O +50 O +% O +of O +the O +Tbr2 O ++ O +cells O +are O +Ngn2 O ++ O +and O +more O +than O +50 O +% O +of O +Tbr2 O ++ O +cells O +also O +express O +NeuroD1 O +. O + +The O +expression O +of O +Ngn2 O +in O +adult O +hippocampus O +was O +hard O +to O +detect O +using O +immunohistochemistry O +due O +to O +the O +low O +expression O +of O +the O +protein O +( O +data O +not O +shown O +) O +. O + +However O +, O +it O +is O +present O +, O +as O +previously O +described O +using O +reporter O +mice B +and O +as O +revealed O +by O +in O +situ O +hybridization O +[ O +21 O +] O +. O + +We O +next O +examined O +the O +expression O +of O +Mash1 O +and O +compared O +it O +with O +that O +of O +Ngn2 O +, O +Pax6 O +and O +Tbr2 O +. O + +We O +found O +some O +Mash1 O ++ O +cells O +( O +10 O +- O +20 O +cells O +per O +section O +) O +in O +the O +dorsal O +hippocampus O +. O + +Almost O +all O +of O +them O +co O +- O +expressed O +Pax6 O +( O +Figure O +2C O +) O +. O + +Only O +few O +cells O +co O +- O +expressed O +Tbr2 O +( O +Figure O +2D O +) O +or O +Ngn2 O +( O +Figure O +2E O +) O +, O +suggesting O +that O +Mash1 O +is O +downregulated O +when O +these O +two O +proteins O +are O +expressed O +. O + +None O +of O +the O +Mash1 O +- O +expressing O +cells O +were O +positive O +for O +NeuroD1 O +( O +Figure O +2F O +) O +. O + +Mash1 O ++ O +cells O +were O +still O +undergoing O +mitosis O +( O +Figure O +2C O +) O +and O +consequently O +over O +90 O +% O +of O +them O +co O +- O +labeled O +with O +the O +cell O +- O +cycle O +marker O +Ki67 O +( O +Figure O +S1J O +) O +. O + +Taken O +together O +, O +we O +show O +that O +Mash1 O +and O +Ngn2 O +are O +expressed O +in O +early O +and O +late O +stages O +of O +maturation O +of O +type2a O +progenitors O +, O +respectively O +, O +and O +that O +both O +transcription O +factors O +are O +co O +- O +expressed O +briefly O +when O +cells O +transit O +from O +early O +to O +late O +phase O +type2a O +cells O +. O + +Ngn2 O +progenies O +become O +hippocampal O +granule O +neurons O + +Previous O +work O +has O +shown O +that O +in O +Mash1 O +null O +mutant O +mice B +hippocampal O +neurogenesis O +is O +not O +reduced O +and O +the O +hippocampus O +is O +not O +malformed O +[ O +20 O +] O +. O + +Therefore O +we O +focused O +our O +initial O +analysis O +on O +the O +role O +of O +Ngn2 O +in O +hippocampal O +neurogenesis O +. O + +We O +characterized O +the O +fate O +of O +Ngn2 O +- O +expressing O +cells O +using O +Ngn2 O +Knock O +- O +in O +green O +fluorescent O +protein O +( O +GFP O +) O +mice B +( O +Ngn2 O ++ O +/ O +GFP O +) O +[ O +27 O +] O +. O + +In O +the O +SGZ O +of O +2 O +week O +- O +old O +hippocampi O +, O +we O +found O +bright O +GFP O +- O +expressing O +cells O +that O +were O +positive O +for O +Tbr2 O +( O +Figure O +2H O +) O +, O +the O +immature O +neuronal O +marker O +PSA O +- O +NCAM O +( O +Figure O +2I O +) O +and O +NeuroD1 O +( O +Figure O +2J O +) O +. O + +Furthermore O +, O +Prox1 O ++ O +, O +NeuroD2 O ++ O +and O +calretinin O ++ O +cells O +were O +also O +weakly O +positive O +for O +GFP O +. O + +We O +made O +similar O +observations O +in O +2 O +month O +- O +old O +mice B +( O +data O +not O +shown O +) O +confirming O +earlier O +published O +results O +[ O +21 O +] O +) O +. O + +We O +did O +not O +observe O +Mash1 O ++ O +/ O +GFP O ++ O +and O +NeuN O ++ O +/ O +GFP O ++ O +cells O +( O +Figure O +2G O +) O +. O + +These O +data O +from O +Ngn2 O ++ O +/ O +GFP O +mice B +are O +entirely O +consistent O +with O +our O +earlier O +observations O +using O +immunocytochemistry O +to O +label O +Ngn2 O +- O +expressing O +cells O +and O +with O +GFP O +undergoing O +slow O +degradation O +after O +the O +expression O +of O +Ngn2 O +has O +ceased O +. O + +Importantly O +, O +none O +of O +the O +GFP O +- O +expressing O +cells O +, O +including O +those O +only O +weakly O +fluorescent O +, O +residing O +in O +the O +SGL O +expressed O +the O +astrocytic O +marker O +GFAP O +or O +the O +oligodendrocytic O +markers O +CNPase O +( O +data O +not O +shown O +) O +. O + +Taken O +together O +, O +the O +data O +show O +that O +Ngn2 O +progenies O +become O +neurons O +and O +never O +generate O +astrocytes O +or O +oligodendrocytes O +. O + +Marked O +reduction O +of O +hippocampal O +granule O +neurons O +in O +absence O +of O +Ngn2 O + +To O +determine O +the O +role O +of O +Ngn2 O +during O +the O +initiation O +of O +hippocampal O +granule O +neurogenesis O +, O +we O +analyzed O +the O +hippocampus O +of O +mice B +lacking O +Ngn2 O +( O +Ngn2GFP O +/ O +GFP O +) O +. O + +In O +contrast O +to O +the O +mice B +use O +by O +Galichet O +and O +coworkers O +, O +our O +mice B +have O +a O +lifespan O +of O +only O +2 O +weeks O +after O +birth O +. O + +Therefore O +, O +we O +analyzed O +2 O +week O +- O +old O +and O +younger O +mice B +. O + +Consistent O +with O +previous O +observations O +[ O +20 O +] O +, O +the O +hippocampus O +in O +Ngn2GFP O +/ O +GFP O +mutants O +is O +clearly O +malformed O +( O +Figure O +3A O +) O +. O + +In O +two O +week O +- O +old O +Ngn2GFP O +/ O +GFP O +mice B +, O +the O +ventral O +blade O +of O +the O +DG O +is O +completely O +absent O +. O + +Already O +on O +postnatal O +day O +1 O +- O +2 O +, O +the O +ventral O +blade O +of O +the O +DG O +is O +malformed O +along O +its O +whole O +rostro O +- O +caudal O +axis O +( O +Figure O +3B O +) O +. O + +As O +neither O +migration O +defects O +nor O +cell O +death O +cause O +the O +reduced O +number O +of O +hippocampal O +neurons O +in O +Ngn2 O +null O +mice B +[ O +20 O +] O +, O +we O +asked O +if O +Ngn2 O +is O +necessary O +for O +production O +of O +hippocampal O +granule O +neuroblasts O +. O + +We O +first O +injected O +2 O +day O +- O +old O +mouse B +pups O +with O +BrdU O +2 O +hours O +prior O +to O +sacrifice O +, O +allowing O +us O +to O +evaluate O +cell O +proliferation O +and O +ongoing O +neurogenesis O +. O + +We O +also O +injected O +BrdU O +into O +female O +mice B +on O +their O +final O +day O +of O +pregnancy O +and O +examined O +the O +brains O +of O +their O +pups O +48 O +hours O +later O +( O +corresponding O +to O +P1 O +- O +P2 O +old O +pups O +) O +. O + +This O +allowed O +us O +to O +assess O +the O +number O +of O +neurons O +derived O +from O +the O +last O +day O +of O +intrauterine O +development O +. O + +Regardless O +of O +whether O +the O +mice B +were O +WT O +or O +hetero O +/ O +homozygous O +mutant O +pups O +, O +we O +found O +cells O +that O +had O +incorporated O +BrdU O +in O +the O +hippocampal O +subventricular O +zone O +( O +hSVZ O +) O +, O +fimbria O +and O +the O +DG O +( O +Figure O +4A O +and O +B O +; O +[ O +28 O +] O +) O +, O +suggesting O +that O +progenitors O +originating O +in O +the O +hSVZ O +divide O +while O +migrating O +towards O +the O +DG O +. O + +Most O +of O +them O +were O +organized O +in O +chains O +typical O +of O +migrating O +cells O +( O +Figure O +4A O +and O +B O +and O +figure O +S2 O +) O +. O + +In O +Ngn2GFP O +/ O +GFP O +mutant O +mice B +injected O +with O +BrdU O +2 O +hours O +prior O +to O +sacrifice O +, O +we O +observed O +a O +decrease O +in O +the O +number O +of O +BrdU O ++ O +cells O +compared O +to O +heterozygous O +littermates O +. O + +Thus O +, O +the O +numbers O +of O +newborn O +cells O +were O +reduced O +in O +the O +hSVZ O +/ O +fimbria O +( O +133 O +. O +3 O ++ O +/ O +- O +7 O +. O +5 O +for O +Ngn2 O ++ O +/ O +GFP O +vs O +69 O +. O +7 O ++ O +/ O +- O +5 O +. O +0 O +for O +Ngn2GFP O +/ O +GFP O +) O +and O +DG O +( O +132 O +. O +0 O ++ O +/ O +- O +9 O +. O +1 O +for O +Ngn2 O ++ O +/ O +GFP O +vs O +42 O +. O +6 O ++ O +/ O +- O +2 O +. O +2 O +for O +Ngn2GFP O +/ O +GFP O +) O +( O +Figure O +4C O +and O +D O +) O +. O + +We O +also O +examined O +the O +number O +of O +newborn O +cells O +differentiating O +into O +neurons O +, O +and O +identified O +them O +by O +the O +co O +- O +expression O +of O +BrdU O +and O +NeuroD1 O +. O + +As O +expected O +, O +they O +were O +relatively O +few O +in O +numbers O +because O +the O +short O +delay O +( O +2 O +hours O +) O +between O +BrdU O +administration O +and O +sacrifice O +in O +this O +first O +experimental O +paradigm O +. O + +In O +Ngn2GFP O +/ O +GFP O +null O +mutants O +, O +we O +found O +the O +number O +of O +cells O +differentiating O +into O +neurons O +to O +be O +reduced O +by O +60 O +% O +and O +71 O +% O +in O +the O +hSVZ O +/ O +fimbria O +( O +8 O +. O +6 O ++ O +/ O +- O +1 O +. O +4 O +for O +Ngn2 O ++ O +/ O +GFP O +vs O +3 O +. O +4 O ++ O +/ O +- O +0 O +. O +5 O +for O +Ngn2GFP O +/ O +GFP O +) O +and O +DG O +( O +9 O +. O +7 O ++ O +/ O +- O +1 O +. O +1 O +for O +Ngn2 O ++ O +/ O +GFP O +vs O +2 O +. O +8 O ++ O +/ O +- O +0 O +. O +6 O +for O +Ngn2GFP O +/ O +GFP O +) O +, O +respectively O +, O +( O +Figure O +4E O +and O +F O +) O +. O + +As O +a O +result O +, O +the O +number O +of O +NeuroD1 O ++ O +cells O +in O +the O +DG O +was O +reduced O +by O +80 O +% O +( O +580 O +. O +3 O ++ O +/ O +- O +27 O +. O +7 O +for O +Ngn2 O ++ O +/ O +GFP O +vs O +116 O +. O +2 O ++ O +/ O +- O +7 O +. O +3 O +for O +Ngn2GFP O +/ O +GFP O +; O +Figure O +4G O +) O +. O + +We O +obtained O +similar O +results O +in O +the O +second O +paradigm O +, O +i O +. O +e O +. O +in O +mice B +that O +we O +sacrificed O +48 O +hours O +after O +BrdU O +administration O +and O +in O +which O +a O +larger O +number O +of O +the O +newborn O +cells O +had O +time O +to O +mature O +into O +neurons O +. O + +In O +this O +case O +, O +the O +number O +of O +BrdU O ++ O +/ O +NeuroD1 O ++ O +cells O +in O +the O +DG O +was O +reduced O +by O +73 O +% O +of O +Ngn2GFP O +/ O +GFP O +mutant O +animals O +( O +91 O +. O +5 O ++ O +/ O +- O +24 O +. O +1 O +for O +Ngn2 O ++ O +/ O +GFP O +vs O +26 O +. O +4 O ++ O +/ O +- O +3 O +. O +3 O +for O +Ngn2GFP O +/ O +GFP O +) O +( O +Figure O +4J O +) O +. O + +We O +found O +no O +differences O +in O +the O +proportion O +of O +BrdU O ++ O +cells O +that O +expressed O +NeuroD1 O +in O +Ngn2 O ++ O +/ O +GFP O +and O +Ngn2GFP O +/ O +GFP O +mice B +( O +14 O +. O +2 O ++ O +/ O +- O +1 O +. O +0 O +% O +and O +17 O +. O +4 O ++ O +/ O +- O +1 O +. O +8 O +% O +respectively O +; O +Figure O +4K O +) O +. O + +This O +shows O +that O +the O +few O +cells O +that O +manage O +to O +proliferate O +in O +the O +Ngn2 O +null O +mice B +have O +the O +same O +ability O +to O +differentiate O +into O +neurons O +as O +those O +in O +mice B +with O +one O +Ngn2 O +allele O +. O + +Interestingly O +, O +the O +absence O +of O +Ngn2 O +did O +not O +alter O +the O +identity O +of O +neurons O +in O +the O +DG O +granule O +layer O +in O +2 O +week O +- O +old O +Ngn2 O +null O +mice B +. O + +The O +maturing O +granule O +progenitors O +sequentially O +expressed O +Pax6 O +, O +Tbr2 O +( O +Figure O +S3A O +and O +S3B O +) O +, O +NeuroD1 O +and O +Calretinin O +( O +Figure O +4L O +) O +, O +PSA O +- O +NCAM O +( O +Figure O +4N O +) O +, O +Tbr1 O +( O +data O +not O +shown O +) O +and O +Prox1 O +( O +Figure O +4M O +) O +. O + +We O +confirmed O +that O +the O +same O +transcriptional O +cascade O +is O +active O +in O +the O +20 O +% O +( O +compared O +to O +mice B +with O +one O +Ngn2 O +allele O +) O +residual O +granule O +neurons O +that O +are O +formed O +two O +day O +- O +old O +in O +Ngn2GFP O +/ O +GFP O +mice B +( O +Figure O +S3D O +- O +G O +and O +data O +not O +shown O +) O +. O + +We O +next O +investigated O +if O +the O +cells O +that O +failed O +to O +develop O +into O +neurons O +in O +Ngn2GFP O +/ O +GFP O +mutant O +mice B +, O +became O +glial O +cells O +. O + +We O +found O +that O +cells O +expressing O +GFP O +never O +co O +- O +labeled O +with O +the O +astrocyte O +marker O +GFAP O +( O +Figure O +4N O +) O +or O +the O +oligodendrocyte O +marker O +CNPase O +( O +data O +not O +shown O +) O +. O + +Altogether O +, O +our O +results O +show O +that O +Ngn2 O +plays O +an O +important O +role O +during O +the O +production O +/ O +amplification O +of O +hippocampal O +granule O +neuroblasts O +, O +but O +not O +the O +acquisition O +of O +the O +granule O +neuron O +identity O +( O +Figure O +S7 O +) O +. O + +Ngn2 O +controls O +the O +amplification O +of O +granule O +neuron O +progenitors O + +We O +next O +monitored O +the O +mitogenic O +activity O +of O +Ngn2 O ++ O +cells O +in O +the O +DG O +of O +2 O +week O +- O +old O +WT O +mice B +. O + +We O +observed O +that O +over O +50 O +% O +of O +Ngn2 O ++ O +cells O +in O +the O +DG O +of O +WT O +mice B +co O +- O +expressed O +the O +mitosis O +marker O +Ki67 O +( O +Figure O +5A O +) O +. O + +Inspired O +by O +this O +finding O +, O +we O +injected O +BrdU O +into O +2 O +week O +- O +old O +WT O +and O +Ngn2GFP O +/ O +GFP O +mice B +and O +compared O +cell O +proliferation O +in O +the O +DG O +. O + +We O +observed O +92 O +% O +reduction O +in O +number O +of O +proliferating O +cells O +in O +the O +SGZ O +of O +Ngn2 O +null O +mutant O +mice B +( O +6 O +. O +7 O ++ O +/ O +- O +0 O +. O +5 O +) O +compared O +to O +WT O +( O +83 O +. O +6 O ++ O +/ O +- O +1 O +. O +2 O +) O +and O +heterozygotic O +( O +data O +not O +shown O +) O +littermates O +( O +Figure O +5B O +- O +C O +) O +. O + +This O +data O +confirm O +the O +importance O +of O +Ngn2 O +during O +the O +amplification O +of O +granule O +progenitor O +. O +s O +. O + +To O +further O +explore O +whether O +Ngn2 O ++ O +cells O +become O +post O +- O +mitotic O +or O +still O +proliferate O +after O +Ngn2 O +is O +downregulated O +, O +we O +performed O +immunohistochemistry O +on O +sections O +through O +the O +DG O +of O +Ngn2 O ++ O +/ O +GFP O +mice B +. O + +We O +stained O +them O +with O +the O +mitosis O +marker O +Phospho O +- O +histone O +3 O +( O +PH3 O +) O +and O +NeuroD1 O +, O +which O +is O +downstream O +of O +Ngn2 O +in O +the O +transcriptional O +cascade O +controlling O +neurogenesis O +. O + +Thus O +, O +in O +the O +same O +sections O +we O +could O +identify O +whether O +cells O +that O +had O +initiated O +Ngn2 O +expression O +( O +GFP O +labeled O +) O +, O +continued O +to O +divide O +( O +PH3 O ++ O +) O +or O +committed O +to O +neuronal O +differentiation O +( O +NeuroD1 O ++ O +) O +. O + +We O +observed O +some O +GFP O ++ O +cells O +that O +co O +- O +expressed O +PH3 O +. O + +They O +all O +exhibited O +morphological O +characteristics O +of O +one O +of O +the O +five O +mitotic O +phases O +: O +prophase O +, O +metaphase O +, O +anaphase O +, O +telophase O +and O +cytokinesis O +( O +Figure O +5D O +and O +data O +not O +shown O +) O +. O + +Unexpectedly O +, O +cells O +that O +colabeled O +for O +GFP O +, O +PH3 O +and O +NeuroD1 O +( O +Figure O +5E O +and O +figure O +S4A O +and O +S4B O +) O +were O +rare O +. O + +This O +indicates O +that O +Ngn2 O ++ O +cells O +undergo O +division O +/ O +amplification O +and O +that O +they O +mature O +into O +post O +- O +mitotic O +neurons O +upon O +NeuroD1 O +expression O +. O + +In O +mice B +lacking O +Ngn2 O +, O +we O +found O +the O +cells O +expressing O +GFP O +localized O +to O +the O +malformed O +ventral O +blade O +of O +the O +DG O +( O +Figure O +5F O +and O +G O +) O +. O + +All O +of O +these O +cells O +were O +Ki67 O ++ O +and O +they O +only O +very O +rarely O +expressed O +PH3 O +( O +Figure O +5F O +and O +G O +, O +and O +figure O +S4C O +) O +in O +the O +absence O +of O +Ngn2 O +most O +of O +the O +cells O +are O +arrested O +in O +the O +cell O +cycle O +prior O +to O +entering O +the O +M O +phase O +and O +their O +mitosis O +is O +impaired O +. O + +These O +data O +suggest O +that O +the O +mechanism O +of O +action O +of O +Ngn2 O +is O +conserved O +from O +development O +of O +the O +DG O +to O +postnatal O +hippocampal O +neurogenesis O +. O + +Our O +findings O +suggest O +that O +Ngn2 O +regulates O +amplification O +and O +cell O +cycle O +exit O +of O +DG O +granule O +progenitors O +. O + +To O +examine O +this O +hypothesis O +, O +we O +compared O +the O +effects O +of O +Ngn2 O +and O +NeuroD1 O +on O +mitotic O +activity O +in O +embryonic O +cortico O +- O +hippocampal O +neurosphere O +- O +derived O +progenitors O +, O +5 O +days O +upon O +transduction O +, O +in O +vitro O +. O + +In O +cultures O +transduced O +with O +Ngn2 O +retrovirus O +, O +we O +found O +that O +27 O +. O +2 O +% O +( O ++ O +/ O +- O +4 O +. O +1 O +% O +) O +of O +the O +PH3 O ++ O +cells O +had O +been O +transduced O +( O +Figure O +I1 O +- O +J O +) O +. O + +These O +cells O +were O +immunopositive O +for O +MAP2 O +( O +Figure O +5I1 O +and O +I2 O +) O +and O +therefore O +represented O +dividing O +neuroblasts O +. O + +By O +contrast O +, O +in O +NeuroD1 O +transduced O +cultures O +, O +only O +7 O +. O +3 O +% O +of O +PH3 O ++ O +cells O +were O +GFP O ++ O +( O +Figure O +5H1 O +, O +H2 O +and O +J O +) O +. O + +All O +of O +the O +NeuroD1 O +- O +transduced O +cells O +became O +MAP2 O ++ O +( O +Figure O +5H O +) O +. O + +To O +confirm O +this O +data O +we O +pulse O +- O +labeled O +transduced O +cultures O +with O +chlorodeoxyuridine O +( O +CldU O +) O +for O +48 O +hours O +, O +five O +days O +after O +differentiation O +. O + +In O +contrast O +to O +NeuroD1 O +- O +transduced O +cultures O +, O +we O +observed O +dividing O +cells O +transduced O +with O +Ngn2 O +retrovirus O +that O +were O +positive O +for O +PH3 O +and O +that O +had O +incorporated O +CldU O +( O +Figure O +5K O +- O +L2 O +) O +. O + +As O +the O +number O +of O +cells O +PH3 O ++ O +/ O +CldU O ++ O +/ O +GFP O ++ O +we O +observed O +was O +low O +, O +we O +did O +not O +quantify O +this O +finding O +. O + +Collectively O +, O +we O +have O +shown O +that O +Ngn2 O +is O +required O +for O +granule O +neuroblast O +production O +and O +amplification O +and O +that O +in O +the O +absence O +of O +Ngn2 O +the O +progenitors O +arrest O +in O +the O +cell O +cycle O +. O + +NeuroD1 O +, O +on O +the O +other O +hand O +, O +induces O +cell O +cycle O +exit O +and O +promotes O +rapid O +neuronal O +maturation O +. O + +NeuroD1 O +directs O +neuronal O +differentiation O +and O +maturation O + +Based O +on O +our O +previous O +observations O +we O +proposed O +that O +Ngn2 O +primarily O +controls O +amplification O +of O +granule O +neuroblasts O +and O +NeuroD1 O +directs O +neuronal O +differentiation O +. O + +To O +test O +this O +hypothesis O +, O +we O +overexpressed O +Ngn2 O +or O +NeuroD1 O +in O +E14 O +. O +5 O +cortico O +- O +hippocampal O +neurospheres O +and O +compared O +their O +effects O +after O +5 O +days O +of O +differentiation O +of O +the O +progenitors O +. O + +All O +cortico O +- O +hippocampal O +progenitors O +expressed O +Pax6 O +prior O +to O +differentiation O +( O +Figure O +S5 O +) O +. O + +After O +5 O +days O +, O +both O +factors O +suppressed O +Pax6 O +and O +Sox2 O +( O +Figure O +S5 O +, O +figure O +6C O +) O +and O +induced O +expression O +of O +Tbr1 O +, O +Map2 O +, O +NeuroD1 O +and O +PSA O +- O +NCAM O +( O +Figure O +6D O +and O +E O +) O +. O + +Interestingly O +, O +all O +Ngn2 O +- O +overexpressing O +cells O +co O +- O +expressed O +NeuroD1 O +. O + +Based O +on O +these O +findings O +, O +we O +next O +explored O +whether O +Ngn2 O +overexpression O +induces O +NeuroD1 O +expression O +, O +and O +if O +NeuroD1 O +in O +turn O +directs O +neuronal O +differentiation O +. O + +We O +compared O +the O +effects O +of O +both O +transcription O +factors O +in O +progenitors O +that O +either O +do O +or O +do O +not O +normally O +express O +them O +. O + +Thus O +, O +we O +expressed O +Ngn2 O +in O +E14 O +. O +5 O +neural O +progenitors O +isolated O +from O +three O +different O +brain O +regions O +: O +cortex O +/ O +hippocampus O +, O +lateral O +ganglionic O +eminence O +( O +LGE O +) O +and O +ventral O +mesencephalon O +( O +VM O +) O +. O + +Ngn2 O +expression O +in O +the O +developing O +forebrain O +is O +normally O +limited O +to O +the O +neocortex O +, O +and O +it O +does O +not O +appear O +in O +LGE O +tissue O +[ O +29 O +] O +. O + +In O +the O +developing O +VM O +, O +both O +Ngn2 O +and O +NeuroD1 O +are O +expressed O +, O +but O +not O +when O +neural O +progenitors O +from O +this O +region O +are O +cultured O +in O +vitro O +[ O +30 O +] O +, O +[ O +31 O +] O +. O + +In O +our O +experiments O +, O +cortico O +- O +hippocampal O +progenitors O +could O +differentiate O +into O +neurons O +, O +although O +they O +did O +not O +normally O +express O +NeuroD1 O +( O +Figure O +6E O +) O +. O + +When O +we O +overexpressed O +Ngn2 O +in O +VM O +and O +LGE O +progenitors O +, O +the O +cells O +started O +to O +express O +both O +NeuroD1 O +and O +PSA O +- O +NCAM O +( O +Figure O +6F O +and O +G O +) O +. O + +We O +then O +overexpressed O +NeuroD1 O +in O +the O +same O +types O +of O +cultured O +progenitors O +and O +found O +that O +the O +cells O +became O +immunoreactive O +for O +PSA O +- O +NCAM O +( O +Figure O +6G O +and O +data O +not O +shown O +) O +. O + +Thus O +, O +NeuroD1 O +is O +sufficient O +to O +direct O +neuronal O +differentiation O +in O +cortico O +- O +hippocampal O +- O +, O +LGE O +- O +and O +VM O +- O +derived O +progenitors O +. O + +Our O +results O +from O +in O +vitro O +cultures O +and O +the O +analysis O +of O +the O +DG O +of O +Ngn2 O +mutant O +animals O +collectively O +show O +the O +neuron O +- O +inducing O +effect O +of O +NeuroD1 O +in O +hippocampal O +granule O +cell O +progenitors O +[ O +32 O +] O +. O + +NeuroD1 O +directs O +exclusive O +neuronal O +differentiation O +of O +hippocampal O +granule O +neuron O +progenitors O + +As O +the O +next O +step O +, O +we O +tested O +the O +effects O +of O +NeuroD1 O +in O +vivo O +and O +compared O +them O +with O +those O +of O +Ngn2 O +. O + +We O +injected O +retroviruses O +carrying O +the O +gene O +for O +either O +Ngn2 O +[ O +33 O +] O +or O +NeuroD1 O +, O +and O +the O +reporter O +gene O +eGFP O +into O +the O +ventricles O +E15 O +. O +5 O +rat B +embryos O +, O +in O +utero O +( O +Figure O +7A O +) O +. O + +Three O +weeks O +later O +, O +when O +the O +rats B +were O +about O +two O +weeks O +old O +, O +we O +examined O +their O +hippocampi O +and O +analyzed O +the O +eGFP O ++ O +cells O +. O + +The O +rats B +injected O +with O +control O +vector O +exhibited O +eGFP O ++ O +cells O +within O +the O +hippocampus O +that O +were O +either O +star O +- O +shaped O +, O +progenitor O +/ O +glial O +- O +like O +cells O +( O +14 O +. O +8 O ++ O +/ O +- O +3 O +. O +4 O +% O +) O +or O +neuron O +- O +like O +cells O +with O +long O +neurites O +( O +85 O +. O +3 O ++ O +/ O +- O +3 O +. O +4 O +% O +) O +( O +Figure O +7B O +) O +. O + +In O +rats B +that O +we O +had O +injected O +with O +the O +vector O +encoding O +Ngn2 O +, O +the O +eGFP O +- O +labeled O +, O +the O +transduced O +hippocampal O +cells O +were O +composed O +of O +31 O +. O +9 O +% O +( O ++ O +/ O +- O +5 O +. O +7 O +% O +) O +progenitor O +/ O +glia O +- O +like O +cells O +and O +69 O +. O +4 O +% O +( O ++ O +/ O +- O +6 O +. O +1 O +% O +) O +neuron O +- O +like O +cells O +( O +Figure O +7B O +) O +. O + +The O +glia O +- O +like O +subpopulation O +was O +immunopositive O +for O +the O +astrocytic O +marker O +GFAP O +( O +Figure O +7C O +- O +D O +) O +. O + +In O +contrast O +, O +virtually O +all O +of O +the O +transduced O +cells O +in O +rats B +injected O +with O +the O +NeuroD1 O +vector O +became O +neuron O +- O +like O +cells O +( O +99 O +. O +9 O +% O ++ O +/ O +- O +0 O +. O +1 O +; O +Figure O +7B O +) O +. O + +None O +of O +these O +cells O +stained O +for O +GFAP O +( O +Figure O +7E O +and O +F O +) O +. O + +They O +were O +positioned O +in O +the O +external O +layers O +of O +both O +the O +ventral O +and O +dorsal O +blades O +of O +the O +DG O +( O +Figure O +7B3 O +, O +E O +and O +I O +and O +figure O +S6A O +) O +. O + +When O +we O +examined O +neuronal O +maturation O +of O +Ngn2 O +- O +and O +NeuroD1 O +- O +transduced O +cells O +, O +we O +observed O +that O +only O +a O +few O +of O +those O +transduced O +with O +the O +NeuroD1 O +vector O +expressed O +the O +early O +mature O +neuronal O +marker O +Tbr1 O +( O +3 O +. O +1 O ++ O +/ O +- O +1 O +. O +4 O +% O +; O +Figure O +7I O +and O +J O +) O +. O + +They O +were O +located O +within O +the O +basal O +layers O +, O +near O +the O +SGL O +, O +of O +the O +ventral O +and O +dorsal O +blades O +of O +the O +DG O +. O + +In O +contrast O +, O +a O +greater O +proportion O +of O +the O +cells O +transduced O +with O +Ngn2 O +still O +expressed O +Tbr1 O +( O +19 O +. O +6 O +% O ++ O +/ O +- O +3 O +. O +3 O +% O +; O +Figure O +7H O +and O +J O +) O +, O +indicating O +that O +they O +were O +less O +mature O +than O +the O +vast O +majority O +of O +the O +NeuroD1 O +- O +transduced O +cells O +. O + +Immunohistochemistry O +for O +NeuN O +confirmed O +these O +data O +( O +Figure O +7M O +and O +O O +, O +and O +figure O +S6A O +) O +. O + +Indeed O +, O +when O +we O +overexpressed O +Ngn2 O +the O +proportion O +of O +hippocampal O +progenitors O +that O +became O +NeuN O ++ O +was O +no O +greater O +than O +in O +rats B +transduced O +with O +the O +control O +virus O +( O +Figure O +7F O +) O +. O + +As O +a O +whole O +, O +our O +in O +utero O +injection O +experiments O +confirm O +that O +NeuroD1 O +has O +a O +stronger O +neuron O +- O +inducing O +effect O +than O +Ngn2 O +when O +overexpressed O +in O +hippocampal O +progenitors O +. O + +Involvement O +of O +Mash1 O +, O +Ngn2 O +, O +Tbr O +and O +NeuroD O +proteins O +during O +human B +hippocampal O +neurogenesis O + +Finally O +, O +we O +examined O +whether O +the O +transcription O +factors O +and O +cellular O +markers O +that O +are O +expressed O +in O +rodents O +are O +also O +expressed O +in O +human B +hippocampus O +. O + +We O +performed O +immunohistochemistry O +on O +aged O +human B +hippocampal O +DG O +and O +found O +GFAP O +- O +, O +Sox2 O +- O +, O +Pax6 O +- O +, O +Nestin O +- O +, O +Prox1 O +- O +and O +NeuN O +- O +immunopositive O +cells O +. O + +This O +indicates O +that O +radial O +glia O +- O +like O +stem O +cells O +, O +neural O +progenitors O +and O +mature O +granule O +neurons O +are O +present O +in O +the O +aged O +human B +hippocampus O +( O +Figure O +8A O +- O +E O +) O +. O + +While O +Prox1 O +is O +found O +mainly O +in O +granule O +neurons O +, O +Sox2 O +and O +Pax6 O +are O +exclusively O +localized O +to O +cells O +in O +the O +SGZ O +( O +Figure O +8D O +and O +E O +) O +. O + +As O +for O +aged O +rodents O +, O +we O +did O +not O +observe O +the O +presence O +of O +Mash1 O +, O +Ngn2 O +, O +Tbr2 O +, O +Tbr1 O +and O +NeuroD1 O +proteins O +in O +aged O +human B +hippocampus O +, O +using O +immunohistochemistry O +. O + +However O +, O +we O +could O +identify O +the O +presence O +of O +the O +transcripts O +, O +using O +RT O +- O +PCR O +( O +Figure O +8F O +) O +. O + +In O +addition O +, O +we O +detected O +mRNA O +for O +Prox1 O +, O +Calbindin1 O +and O +Calbindin2 O +/ O +Calretinin O +( O +Figure O +8F O +) O +. O + +Interestingly O +, O +we O +also O +observed O +Sonic O +Hedgehog O +and O +Wnt O +- O +3A O +transcripts O +, O +indicating O +that O +they O +are O +present O +in O +the O +human B +DG O +and O +supporting O +previous O +claims O +that O +they O +are O +important O +for O +the O +regulation O +of O +adult O +hippocampal O +neurogenesis O +( O +Figure O +8F O +; O +[ O +34 O +] O +, O +[ O +35 O +] O +) O +. O + +Finally O +, O +we O +also O +found O +mRNA O +for O +GLAST O +, O +Pax6 O +and O +GFAP O +which O +suggests O +that O +radial O +glia O +- O +like O +stem O +cells O +are O +present O +in O +the O +adult O +human B +hippocampus O +, O +and O +may O +play O +a O +role O +in O +adult O +human B +hippocampal O +neurogenesis O +( O +Figure O +8F O +; O +[ O +8 O +] O +) O +. O + +Overall O +, O +our O +data O +show O +that O +different O +proteins O +known O +to O +play O +key O +roles O +in O +rodent B +hippocampal O +granule O +neurogenesis O +are O +present O +in O +the O +adult O +human B +hippocampus O +. O + +Discussion O + +In O +this O +study O +we O +determine O +the O +functions O +of O +Ngn2 O +and O +NeuroD1 O +during O +hippocampal O +neurogenesis O +. O + +First O +, O +we O +map O +the O +hierarchy O +of O +molecular O +markers O +of O +neurogenesis O +in O +the O +DG O +. O + +Second O +, O +we O +describe O +that O +Ngn2 O +is O +necessary O +for O +granule O +progenitor O +production O +/ O +amplification O +. O + +Third O +, O +we O +demonstrate O +that O +NeuroD1 O +directs O +neuronal O +differentiation O +of O +granule O +progenitors O +. O + +Finally O +, O +we O +show O +that O +different O +cellular O +markers O +expressed O +during O +hippocampal O +neurogenesis O +in O +rodents O +are O +present O +in O +human B +. O + +Sequential O +expression O +of O +different O +transcription O +factors O +and O +cellular O +markers O +during O +hippocampal O +neurogenesis O + +We O +clarified O +the O +pattern O +of O +expression O +of O +various O +markers O +expressed O +during O +postnatal O +and O +adult O +hippocampal O +granule O +neurogenesis O +in O +detail O +. O + +We O +found O +that O +the O +transcription O +factor O +Pax6 O +is O +initially O +expressed O +by O +both O +radial O +glia O +stem O +cells O +( O +type O +- O +1 O +) O +and O +early O +amplifying O +progenitors O +( O +type O +- O +2a O +) O +. O + +The O +next O +transcription O +factor O +to O +appear O +in O +chronology O +is O +Mash1 O +. O + +Mash1 O +expression O +characterizes O +the O +early O +stage O +of O +hippocampal O +progenitor O +amplification O +( O +early O +type O +- O +2a O +) O +. O + +The O +role O +of O +Mash1 O +during O +hippocampal O +granule O +neurogenesis O +is O +still O +unclear O +. O + +Mash1 O +null O +mutant O +mice B +do O +not O +display O +any O +clear O +malformation O +of O +the O +DG O +[ O +20 O +] O +. O + +However O +, O +overexpression O +of O +Mash1 O +alone O +in O +the O +DG O +leads O +to O +the O +generation O +of O +oligodendrocytes O +[ O +36 O +] O +. O + +Based O +on O +these O +observations O +, O +we O +hypothesize O +that O +Mash1 O +- O +expressing O +cells O +are O +not O +yet O +committed O +towards O +a O +granule O +cell O +fate O +. O + +They O +may O +still O +have O +the O +potential O +to O +generate O +both O +neurons O +and O +oligodendrocytes O +, O +as O +is O +the O +case O +in O +the O +SVZ O +[ O +37 O +] O +. O + +In O +agreement O +with O +different O +developing O +brain O +regions O +, O +we O +found O +that O +Ngn2 O +starts O +to O +be O +expressed O +in O +Mash1 O +- O +positive O +transiently O +amplifying O +progenitors O +, O +i O +. O +e O +. O +" O +late O +type O +- O +2a O +cells O +" O +according O +to O +the O +classification O +we O +propose O +. O + +We O +observed O +that O +Pax6 O +expression O +persisted O +longer O +than O +that O +of O +Mash1 O +, O +in O +Ngn2 O +- O +expressing O +cells O +( O +late O +type O +- O +2a O +cells O +) O +, O +in O +juvenile O +but O +not O +adult O +DG O +( O +Fig O +. O +1 O +and O +figure O +S1 O +) O +. O + +Later O +on O +, O +Ngn2 O +is O +downregulated O +, O +whilst O +Tbr2 O +expression O +persists O +( O +type O +- O +2b O +cells O +) O +. O + +The O +transition O +from O +amplifying O +progenitor O +to O +neuroblast O +is O +defined O +by O +the O +expression O +of O +NeuroD1 O +. O + +Thus O +, O +Ngn2 O +is O +expressed O +at O +the O +beginning O +of O +the O +transiently O +amplifying O +progenitor O +phase O +while O +NeuroD1 O +marks O +the O +end O +of O +that O +period O +. O + +This O +applies O +both O +to O +the O +juvenile O +and O +adult O +rat B +brain O +[ O +21 O +] O +, O +[ O +25 O +] O +. O + +After O +NeuroD1 O +is O +turned O +on O +the O +progenitors O +leave O +the O +cell O +cycle O +, O +gradually O +mature O +, O +express O +PSA O +- O +NCAM O +, O +NeuroD2 O +, O +Calretinin O +, O +Prox1 O +, O +Tbr1 O +and O +, O +finally O +, O +NeuN O +. O + +NeuroD1 O +expression O +persists O +at O +low O +levels O +in O +mature O +neurons O +( O +Figure O +9 O +; O +[ O +10 O +] O +) O +. O + +We O +found O +the O +sequential O +expression O +of O +these O +markers O +conserved O +in O +juvenile O +( O +P2 O +and O +2 O +weeks O +) O +and O +adult O +rodent B +brains O +. O + +Importantly O +, O +we O +observed O +that O +the O +same O +transcription O +factors O +and O +neuronal O +markers O +are O +also O +present O +in O +the O +adult O +human B +hippocampus O +and O +arranged O +spatially O +in O +a O +manner O +reminiscent O +with O +what O +we O +saw O +in O +rodents O +. O + +It O +is O +possible O +, O +however O +, O +that O +some O +of O +these O +markers O +are O +expressed O +for O +longer O +or O +shorter O +periods O +at O +postnatal O +and O +adult O +stages O +of O +hippocampal O +progenitor O +maturation O +. O + +Moreover O +, O +one O +can O +ask O +to O +which O +extent O +the O +number O +of O +divisions O +occurring O +during O +neuroblasts O +maturation O +is O +conserved O +at O +postnatal O +and O +adult O +stages O +of O +neurogenesis O +. O + +A O +new O +function O +for O +Ngn2 O +in O +maintenance O +of O +a O +progenitor O +state O +for O +granule O +neuron O +production O +/ O +amplification O +during O +embryonic O +and O +postnatal O +hippocampal O +neurogenesis O + +In O +agreement O +with O +earlier O +work O +, O +we O +confirm O +that O +Ngn2 O +is O +indispensable O +for O +hippocampal O +development O +and O +plays O +a O +vital O +role O +in O +postnatal O +hippocampal O +granule O +neurogenesis O +. O + +Ngn2 O +null O +mutant O +animals O +display O +a O +reduced O +size O +of O +the O +cornu O +ammonis O +and O +a O +malformed O +DG O +( O +Figure O +3 O +and O +4 O +; O +[ O +20 O +] O +) O +. O + +We O +show O +that O +the O +number O +of O +newborn O +neurons O +( O +incorporated O +BrdU O +) O +is O +decreased O +in O +absence O +of O +Ngn2 O +, O +but O +hippocampal O +granule O +neuron O +subtype O +specification O +is O +not O +affected O +, O +post O +- O +nataly O +. O + +Likewise O +, O +neurons O +from O +other O +brain O +regions O +, O +e O +. O +g O +. O +ventral O +midbrain O +dopamine O +neurons O +, O +can O +be O +generated O +in O +the O +absence O +of O +Ngn2 O +[ O +30 O +] O +, O +[ O +31 O +] O +. O + +The O +reduced O +numbers O +of O +mature O +neurons O +in O +the O +hippocampus O +and O +ventral O +midbrain O +of O +Ngn2 O +null O +mutant O +animals O +does O +not O +appear O +to O +be O +due O +to O +cell O +death O +or O +migration O +defects O +[ O +20 O +] O +, O +[ O +31 O +] O +. O + +Instead O +it O +may O +be O +due O +to O +a O +defect O +in O +the O +generation O +and O +/ O +or O +amplification O +of O +neuronal O +progenitors O +. O + +Indeed O +, O +in O +the O +hippocampus O +of O +postnatal O +animals O +, O +we O +observed O +that O +cells O +lacking O +Ngn2 O +arrest O +in O +the O +cell O +cycle O +, O +maintain O +Pax6 O +expression O +and O +cease O +to O +proliferate O +. O + +When O +overexpressed O +in O +neural O +progenitors O +in O +vitro O +, O +Ngn2 O +lead O +to O +up O +- O +regulation O +of O +NeuroD1 O +and O +caused O +neuronal O +differentiation O +( O +Figure O +6 O +) O +, O +which O +was O +not O +always O +the O +case O +when O +we O +overexpressed O +the O +same O +factor O +in O +vivo O +( O +Figure O +7L O +, O +N O +and O +O O +) O +. O + +We O +also O +saw O +that O +Ngn2 O +does O +not O +always O +efficiently O +induce O +cell O +cycle O +exit O +. O + +Typically O +some O +mitotically O +active O +eGFP O ++ O +cells O +were O +present O +in O +the O +DG O +of O +rats B +injected O +with O +the O +Ngn2 O +retrovirus O +( O +Figure O +7P O +) O +, O +and O +we O +observed O +that O +cultured O +Ngn2 O +- O +transduced O +cells O +are O +still O +capable O +of O +dividing O +. O + +Thus O +, O +Ngn2 O +does O +not O +always O +promote O +cell O +cycle O +exit O +and O +neuronal O +commitment O +, O +but O +depending O +on O +the O +state O +of O +the O +cells O +, O +Ngn2 O +may O +instead O +promote O +alternate O +cellular O +fates O +[ O +38 O +] O +- O +[ O +40 O +] O +. O + +Indeed O +, O +an O +earlier O +study O +has O +shown O +that O +Ngn2 O +- O +overexpressing O +progenitors O +generate O +oligodendrocytes O +when O +grafted O +to O +the O +adult O +spinal O +cord O +[ O +40 O +] O +. O + +We O +have O +also O +seen O +that O +Ngn2 O +- O +overexpressing O +neural O +progenitors O +from O +the O +embryonic O +midbrain O +form O +astrocytes O +when O +grafted O +to O +the O +striatum O +( O +unpublished O +observations O +) O +. O + +Probably O +, O +Ngn2 O +cannot O +influence O +already O +committed O +cells O +, O +but O +rather O +would O +control O +neuroblasts O +production O +. O + +One O +could O +speculate O +that O +Ngn2 O +oscillates O +during O +granule O +neuron O +formation O +, O +as O +recently O +demonstrated O +during O +neocorticogenesis O +[ O +41 O +] O +, O +[ O +42 O +] O +. O + +NeuroD1 O +, O +but O +not O +Ngn2 O +, O +is O +obligatory O +for O +granule O +neuron O +progenitor O +differentiation O + +Hippocampal O +granule O +progenitors O +can O +mature O +and O +express O +Tbr1 O +and O +Prox1 O +, O +both O +during O +the O +development O +and O +postnatally O +, O +even O +in O +the O +absence O +of O +Ngn2 O +. O + +Because O +neuronal O +differentiation O +still O +occurs O +in O +Ngn2 O +null O +mice B +, O +it O +is O +clear O +that O +compensatory O +, O +Ngn2 O +- O +independent O +mechanisms O +induce O +NeuroD1 O +expression O +. O + +One O +candidate O +is O +Ngn1 O +, O +which O +is O +expressed O +during O +neocorticogenesis O +, O +the O +specification O +of O +olfactory O +sensory O +neurons O +and O +during O +embryonic O +rat B +hippocampal O +development O +[ O +43 O +] O +- O +[ O +47 O +] O +. O + +Both O +Ngn1 O +and O +Ngn2 O +regulate O +NeuroD1 O +[ O +19 O +] O +, O +[ O +48 O +] O +. O + +The O +introduction O +of O +two O +mutant O +forms O +of O +Ngn1 O +, O +a O +deletion O +of O +the O +basic O +region O +of O +Ngn1 O +and O +a O +substitution O +of O +two O +amino O +acids O +in O +the O +C O +- O +terminal O +basic O +region O +, O +prevents O +NeuroD1 O +expression O +and O +neuronal O +differentiation O +[ O +48 O +] O +. O + +The O +double O +null O +Ngn1 O +/ O +Ngn2 O +mutant O +displays O +a O +more O +severe O +phenotype O +than O +single O +gene O +( O +Ngn1 O +or O +Ngn2 O +) O +mutant O +mice B +. O + +For O +example O +, O +the O +total O +brain O +size O +of O +the O +double O +mutants O +is O +much O +smaller O +[ O +10 O +] O +, O +[ O +32 O +] O +. O + +If O +the O +role O +of O +Ngn1 O +during O +hippocampal O +neurogenesis O +is O +to O +activate O +NeuroD1 O +and O +that O +of O +Ngn2 O +is O +to O +control O +granule O +neuroblasts O +production O +/ O +amplification O +, O +the O +DG O +of O +double O +Ngn1 O +/ O +Ngn2 O +knockout O +mice B +should O +resemble O +that O +of O +NeuroD1 O +null O +mutant O +mice B +. O + +We O +demonstrated O +that O +NeuroD1 O +directs O +neuronal O +differentiation O +both O +in O +vitro O +and O +in O +vivo O +. O + +In O +progenitors O +isolated O +from O +different O +embryonic O +brain O +regions O +and O +cultured O +in O +vitro O +, O +we O +found O +that O +overexpression O +of O +NeuroD1 O +induced O +neuronal O +differentiation O +. O + +The O +neurons O +generated O +expressed O +PSA O +- O +NCAM O +, O +Dcx O +and O +MAP2 O +. O + +After O +in O +utero O +retroviral O +vector O +- O +mediated O +gene O +delivery O +, O +virtually O +all O +cells O +transduced O +with O +NeuroD1 O +became O +neurons O +. O + +In O +contrast O +, O +progenitors O +transduced O +with O +Ngn2 O +or O +control O +retroviruses O +adopted O +a O +neuron O +- O +like O +morphology O +in O +only O +70 O +- O +85 O +% O +of O +cases O +. O + +Under O +in O +vitro O +cell O +culture O +conditions O +, O +when O +we O +overexpressed O +Ngn2 O +in O +progenitors O +derived O +from O +the O +LGE O +we O +observed O +robust O +expression O +of O +NeuroD1 O +and O +neuronal O +differentiation O +. O + +These O +in O +vitro O +results O +differ O +from O +those O +we O +obtained O +when O +we O +transduced O +the O +embryonic O +brain O +with O +a O +viral O +vector O +expressing O +Ngn2 O +. O + +In O +this O +latter O +case O +, O +Ngn2 O +did O +not O +induce O +neurons O +and O +the O +transduced O +cells O +did O +not O +express O +NeuroD1 O +. O + +Therefore O +, O +Ngn2 O +appears O +to O +direct O +non O +- O +neuronal O +cell O +type O +specification O +in O +vivo O +[ O +38 O +] O +- O +[ O +40 O +] O +. O + +Taken O +together O +, O +we O +have O +confirmed O +that O +NeuroD1 O +plays O +a O +key O +role O +in O +neuronal O +differentiation O +in O +the O +hippocampus O +, O +both O +during O +development O +and O +in O +the O +adult O +brain O +. O + +Concluding O +remark O + +We O +present O +a O +detailed O +classification O +of O +different O +stages O +in O +hippocampal O +neurogenesis O +. O + +Our O +detailed O +molecular O +mapping O +of O +hippocampal O +neurogenesis O +allows O +for O +a O +more O +accurate O +analysis O +of O +how O +new O +factors O +stimulate O +neurogenesis O +at O +different O +steps O +in O +the O +development O +of O +granule O +neurons O +. O + +Thereby O +we O +hope O +to O +facilitate O +the O +development O +of O +new O +agents O +, O +which O +stimulate O +endogenous O +progenitors O +in O +the O +treatment O +of O +diseases O +. O + +Materials O +and O +Methods O + +Animal O +tissue O +preparation O + +The O +creation O +of O +the O +Ngn2 O +transgenic O +mice B +was O +reported O +elsewhere O +( O +ref O +guillemot O +) O +. O + +Heterozygote O +male O +and O +female O +mice B +were O +crossed O +to O +obtain O +WT O +, O +heterozygote O +( O +Ngn2 O ++ O +/ O +GFP O +) O +and O +null O +mutant O +( O +Ngn2GFP O +/ O +GFP O +) O +animals O +. O + +Tails O +of O +the O +Ngn2 O +offspring O +were O +used O +to O +obtain O +DNA O +for O +determination O +of O +the O +genotype O +using O +a O +polymerase O +chain O +reaction O +( O +PCR O +) O +assay O +as O +previously O +reported O +[ O +31 O +] O +. O + +As O +null O +mutant O +Ngn2GFP O +/ O +GFP O +do O +not O +survive O +longer O +than O +2 O +. O +5 O +- O +3 O +weeks O +after O +birth O +, O +Ngn2GFP O +/ O +GFP O +and O +their O +littermates O +were O +sacrificed O +at O +the O +postnatal O +ages O +of O +two O +days O +( O +P2 O +) O +or O +two O +weeks O +for O +this O +study O +. O + +Neurogenesis O +was O +assessed O +in O +two O +weeks O +or O +two O +months O +old O +WT O +mice B +. O + +Sprague O +Dawley O +pregnant O +rats B +were O +ordered O +from O +B O +& O +K O +Universal O +Ltd O +, O +Sollentuna O +, O +Sweden O +( O +hppt O +: O +/ O +/ O +www O +. O +bku O +. O +com O +) O +. O + +All O +animals O +were O +housed O +in O +groups O +with O +ad O +libitum O +access O +to O +food O +and O +water O +at O +a O +12 O +- O +h O +light O +/ O +dark O +cycle O +. O + +All O +experimental O +procedures O +conducted O +in O +this O +study O +had O +been O +approved O +by O +the O +Ethical O +Committee O +at O +Lund O +University O +. O + +For O +immunohistochemical O +analysis O +, O +mice B +( O +from O +two O +weeks O +old O +and O +adult O +stage O +) O +and O +juvenile O +rats B +were O +sacrificed O +by O +transcardial O +perfusion O +with O +saline O +for O +5 O +- O +10 O +minutes O +, O +followed O +by O +4 O +% O +paraformaldehyde O +( O +PFA O +) O +for O +10 O +minutes O +. O + +Brains O +were O +kept O +in O +PFA O +overnight O +at O +4 O +degrees O +C O +and O +subsequently O +cryopreserved O +in O +a O +20 O +- O +30 O +% O +sucrose O +/ O +0 O +. O +1 O +M O +phosphate O +buffer O +solution O +until O +sectioning O +on O +a O +microtome O +apparatus O +( O +30 O +micro O +m O +thickness O +sections O +, O +Microm O +Zeiss O +) O +. O + +Seven O +series O +of O +coronal O +sections O +were O +cut O +throughout O +the O +brain O +. O + +Free O +- O +floating O +sections O +were O +preserved O +in O +antifreeze O +solution O +until O +immunohistochemistry O +was O +performed O +. O + +Heads O +of O +postanatal O +two O +days O +old O +mice B +were O +decapitated O +and O +soaked O +in O +PFA O +4 O +% O +for O +24 O +hours O +, O +at O +4 O +degrees O +C O +and O +transferred O +into O +sucrose O +solution O +until O +sectioning O +on O +cryostat O +apparatus O +( O +16 O +micro O +m O +thickness O +; O +Leica O +CM3000 O +) O +. O + +Sections O +were O +mounted O +on O +Superfrost O +glass O +slides O +and O +stored O +at O +- O +80 O +degrees O +C O +until O +immunohistochemistry O +was O +performed O +. O + +Cloning O +, O +subcloning O +, O +virus O +production O +and O +titer O +measurement O + +The O +Moloney O +leukemia O +- O +derived O +retroviral O +vectors O +used O +in O +this O +study O +, O +pCMMP O +- O +IRES2eGFP O +- O +WPRE O +and O +pCMMP O +- O +Ngn2 O +- O +IRES2eGFP O +- O +WPRE O +were O +previously O +described O +[ O +40 O +] O +, O +[ O +49 O +] O +. O + +To O +generate O +the O +construct O +pCMMP O +- O +NeuroD1 O +- O +IRES2eGFP O +- O +WPRE O +, O +mouse B +NeuroD1 O +cDNA O +was O +amplified O +from O +a O +pCS2 O ++ O +mtNeuroD1 O +plasmid O +( O +kindly O +provided O +by O +Professor O +Jackie O +Lee O +, O +Denver O +university O +, O +Boulder O +, O +USA O +) O +by O +PCR O +to O +introduce O +the O +restriction O +sites O +PmeI O +in O +5 O +' O +and O +XhoI O +in O +3 O +' O +. O + +Amplification O +of O +cDNA O +was O +performed O +as O +previously O +described O +[ O +49 O +] O +. O + +The O +construction O +was O +verified O +by O +enzymatic O +restriction O +and O +by O +DNA O +sequencing O +using O +BigDye O +3 O +. O +1 O +( O +ABI O +) O +. O + +All O +infectious O +particles O +were O +produced O +using O +the O +producer O +cell O +line O +293VSV O +- O +G O +and O +as O +previously O +described O +[ O +49 O +] O +. O + +The O +titer O +of O +each O +retrovirus O +was O +measured O +by O +flow O +- O +cytometry O +based O +on O +eGFP O +expression O +, O +four O +days O +following O +infection O +of O +HT1080 O +cells O +and O +ranged O +from O +0 O +. O +5 O +x O +109 O +- O +2 O +. O +1 O +x O +109 O +TU O +/ O +ml O +( O +All O +details O +on O +how O +to O +produce O +infectious O +particles O +can O +be O +provided O +upon O +request O +) O +. O + +Neurosphere O +generation O +, O +transduction O +and O +differentiation O + +Pregnant O +female O +Sprague B +- I +Dawley I +rats I +( O +B O +& O +K O +Universal O +, O +Sollentuna O +, O +Sweden O +) O +were O +terminally O +anesthetized O +by O +an O +overdose O +of O +sodium O +pentobarbital O +( O +i O +. O +p O +. O +, O +60 O +ng O +/ O +ml O +) O +. O + +Embryos O +at O +stage O +embryonic O +day O +E14 O +. O +5 O +( O +Plug O +day O +as O +day O +0 O +) O +were O +collected O +and O +cortical O +- O +hippocampal O +neurospheres O +were O +generated O +following O +dissection O +of O +the O +dorso O +- O +posterior O +part O +of O +the O +cortical O +tissue O +, O +and O +generated O +as O +previously O +described O +[ O +49 O +] O +. O + +In O +this O +study O +, O +second O +passage O +( O +P2 O +) O +neurospheres O +were O +used O +to O +study O +the O +effect O +of O +the O +overexpression O +of O +Ngn2 O +and O +NeuroD1 O +on O +neuronal O +differentiation O +. O + +Each O +well O +, O +containing O +an O +equal O +starting O +population O +of O +200 O +, O +000 O +cells O +/ O +ml O +, O +corresponding O +to O +15 O +- O +25 O +neurospheres O +, O +was O +transduced O +independently O +with O +each O +retrovirus O +at O +a O +multiplicity O +of O +infection O +( O +MOI O +) O +of O +1 O +, O +in O +proliferation O +medium O +supplemented O +by O +protamine O +- O +sulfate O +( O +4 O +mg O +/ O +ml O +, O +Sigma O +) O +. O + +To O +induce O +differentiation O +, O +the O +medium O +was O +replaced O +with O +normal O +basic O +differentiation O +medium O +two O +days O +post O +- O +transduction O +and O +subsequently O +changed O +every O +other O +day O +until O +fixation O +. O + +Immunocytochemistry O +, O +immunohistochemistry O +and O +microscopy O + +The O +antibodies O +used O +in O +this O +study O +are O +: O +rabbit B +anti O +- O +GFAP O +( O +1 O +: O +1000 O +; O +DAKO O +) O +, O +mouse B +anti O +- O +Nestin O +( O +1 O +: O +100 O +; O +BD O +PharMingen O +) O +, O +guinea B +pig I +anti O +- O +Glast O +( O +1 O +: O +500 O +; O +Chemicon O +) O +, O +rabbit B +anti O +- O +Prox1 O +( O +1 O +: O +1000 O +; O +Covance O +) O +, O +goat B +anti O +- O +Ngn2 O +( O +1 O +: O +20 O +; O +Santa O +Cruz O +) O +, O +goat B +anti O +- O +NeuroD1 O +( O +1 O +: O +200 O +; O +Santa O +Cruz O +) O +, O +rabbit B +anti O +- O +Pax6 O +( O +1 O +: O +150 O +; O +Covance O +) O +, O +rabbit B +anti O +- O +Trb2 O +( O +1 O +: O +500 O +; O +Chemicon O +) O +, O +rabbit B +anti O +- O +Trb1 O +: O +( O +1 O +: O +1000 O +; O +Chemicon O +) O +, O +goat B +anti O +- O +Dcx O +: O +( O +1 O +: O +500 O +; O +Santa O +Cruz O +) O +, O +mouse B +anti O +- O +PSA O +- O +NCAM O +: O +( O +1 O +: O +500 O +; O +Chemicon O +) O +, O +mouse B +anti O +- O +NeuN O +( O +1 O +: O +300 O +; O +Chemicon O +) O +, O +rabbit B +anti O +- O +Calretinin O +( O +1 O +: O +500 O +; O +Swant O +) O +; O +mouse B +anti O +- O +Sox2 O +( O +1 O +: O +100 O +; O +R O +& O +D O +systems O +) O +, O +mouse B +anti O +- O +Mash1 O +( O +1 O +: O +100 O +; O +BD O +PharMingen O +) O +, O +rabbit B +anti O +- O +NeuroD2 O +( O +1 O +: O +300 O +; O +ABCAM O +) O +, O +mouse B +anti O +- O +MAP2 O +( O +1 O +: O +500 O +; O +Sigma O +) O +, O +rabbit B +anti O +- O +Ki67 O +( O +1 O +: O +150 O +; O +NovaCastra O +) O +and O +rabbit B +anti O +- O +phospho O +- O +Histone O +H3 O +. O + +The O +secondary O +antibodies O +( O +1 O +: O +200 O +) O +Cy2 O +, O +FITC O +, O +Cy3 O +and O +Cy5 O +were O +from O +Jackson O +IR O +laboratories O +, O +Alexa O +- O +fluor O +488 O +, O +568 O +, O +595 O +and O +647 O +from O +Invitrogen O +- O +Molecular O +Probes O +. O + +DAPI O +( O +1 O +: O +1000 O +) O +was O +purchased O +from O +Sigma O +. O + +For O +immunocytochemistry O +, O +cultures O +were O +fixed O +in O +4 O +% O +paraformaldehyde O +at O +day O +five O +, O +rinsed O +with O +PBS O +three O +times O +prior O +to O +pre O +- O +incubation O +with O +a O +blocking O +solution O +( O +10 O +% O +donkey B +serum O +, O +0 O +. O +25 O +% O +TritonX100 O +in O +PBS O +) O +for O +1 O +hour O +. O + +The O +remainder O +of O +the O +procedure O +was O +performed O +as O +previously O +described O +[ O +49 O +] O +. O + +Specimen O +analyses O +were O +performed O +using O +a O +Leica O +confocal O +microscope O +( O +Leica O +software O +, O +equipped O +with O +a O +GreNe O +and O +a O +HeNe O +laser O +, O +using O +the O +following O +lines O +of O +excitation O +: O +488 O +nm O +, O +594 O +nm O +and O +647 O +nm O +) O +. O + +Samples O +were O +analyzed O +using O +20 O +x O +, O +40 O +x O +and O +63 O +x O +objectives O +, O +sometimes O +zoomed O +. O + +Figures O +were O +composed O +in O +CANVAS O +- O +X O +software O +. O + +Bromo O +- O +deoxyuridine O +( O +BrdU O +) O +and O +Cloro O +- O +deoxyuridine O +( O +CldU O +) O +pulse O +labeling O +and O +immunohisto O +- O +and O +immunocyto O +- O +chemistry O + +To O +assess O +cell O +proliferation O +and O +ongoing O +neurogenesis O +in O +vivo O +, O +animals O +were O +injected O +with O +BrdU O +( O +100 O +mg O +/ O +kg O +, O +Sigma O +) O +, O +two O +hours O +prior O +to O +sacrifice O +( O +for O +both O +P2 O +and O +two O +weeks O +old O +Ngn2 O +mice B +) O +. O + +To O +assess O +neurogenesis O +, O +BrdU O +( O +100 O +mg O +/ O +kg O +) O +was O +injected O +48 O +hours O +prior O +to O +sacrifice O +( O +for O +P2 O +animals O +, O +BrdU O +was O +injected O +in O +pregnant O +dams O +half O +day O +prior O +to O +give O +birth O +) O +. O + +Immunohistochemistry O +was O +carried O +on O +as O +described O +above O +using O +a O +rat B +anti O +- O +CldU O +/ O +BrdU O +primary O +antibody O +( O +1 O +: O +200 O +, O +monoclonal O +, O +Immunologicalsdirect O +, O +Oxfordshire O +, O +UK O +) O +, O +with O +an O +additional O +denaturation O +in O +1 O +M O +HCl O +for O +30 O +minutes O +prior O +to O +pre O +- O +incubation O +with O +serum O +. O + +To O +assess O +the O +neuronal O +- O +inducing O +activity O +of O +Ngn2 O +and O +NeuroD1 O +, O +transduced O +cultures O +were O +incubated O +with O +CldU O +( O +20 O +micro O +M O +, O +Sigma O +) O +for O +2 O +days O +, O +after O +a O +period O +of O +differentiation O +of O +five O +days O +. O + +For O +immunocytochemistry O +, O +cultures O +were O +fixed O +with O +4 O +% O +paraformaldehyde O +at O +day O +7 O +, O +rinsed O +with O +PBS O +three O +times O +, O +treated O +with O +1 O +M O +HCl O +at O +65 O +degrees O +C O +for O +5 O +- O +10 O +min O +, O +pre O +- O +incubated O +and O +then O +incubated O +with O +a O +rat B +anti O +- O +CldU O +/ O +BrdU O +antibody O +and O +other O +primary O +antibodies O +. O + +The O +remainder O +of O +the O +procedure O +was O +performed O +according O +to O +the O +protocol O +for O +immunohistochemistry O +already O +mentioned O +. O + +In O +utero O +surgery O + +Timed O +pregnant O +female O +Sprague B +Dawley I +rats I +with O +embryos O +at O +gestational O +age O +E15 O +. O +5 O +were O +anesthetized O +with O +halothane O +. O + +The O +mother O +was O +placed O +in O +the O +lower O +level O +of O +a O +two O +- O +level O +wooden O +stage O +. O + +The O +abdomen O +was O +shaved O +with O +an O +electric O +razor O +and O +then O +cleaned O +with O +70 O +% O +alcohol O +. O + +A O +2 O +- O +3 O +cm O +midline O +laparotomy O +was O +performed O +. O + +Each O +uterine O +horn O +was O +carefully O +taken O +out O +individually O +and O +the O +number O +of O +embryos O +recorded O +. O + +One O +horn O +was O +then O +placed O +back O +inside O +the O +mother O +, O +whilst O +the O +other O +horn O +was O +prepared O +for O +injection O +. O + +The O +embryos O +were O +kept O +moist O +with O +constant O +application O +of O +warm O +saline O +to O +prevent O +dehydration O +. O + +Approximately O +2 O +micro O +l O +of O +viral O +suspension O +( O +1 O +x O +10 O +^ O +9TU O +/ O +ml O +) O +was O +injected O +into O +the O +lateral O +ventricle O +of O +each O +embryo O +, O +except O +for O +the O +embryo O +closest O +to O +the O +vagina O +. O + +After O +the O +injections O +, O +the O +uterine O +horns O +were O +placed O +back O +into O +the O +abdomen O +. O + +The O +abdominal O +wall O +and O +the O +overlying O +skin O +were O +then O +sutured O +. O + +Care O +was O +taken O +not O +to O +damage O +abdominal O +muscles O +so O +that O +normal O +delivery O +of O +the O +pups O +was O +possible O +at O +term O +. O + +The O +entire O +surgery O +generally O +took O +about O +45 O +minutes O +to O +one O +hour O +. O + +Each O +mother O +was O +allowed O +to O +recover O +in O +her O +cage O +before O +being O +returned O +to O +the O +animal O +stable O +. O + +Shredded O +paper O +was O +added O +to O +each O +cage O +to O +encourage O +nesting O +and O +special O +care O +was O +taken O +not O +to O +stress O +the O +mothers O +. O + +Following O +normal O +delivery O +, O +the O +pups O +were O +allowed O +to O +develop O +to O +adulthood O +up O +to O +two O +weeks O +. O + +Quantification O + +For O +the O +in O +vivo O +experiment O +, O +manual O +cell O +counting O +was O +performed O +on O +18 O +and O +30 O +micro O +m O +thick O +brain O +sections O +for O +two O +days O +and O +two O +weeks O +old O +animals O +, O +respectively O +. O + +The O +brain O +of O +P2 O +animals O +was O +cut O +into O +10 O +series O +of O +coronal O +sections O +; O +the O +brain O +of O +two O +- O +weeks O +old O +animals O +was O +cut O +into O +7 O +- O +8 O +series O +of O +coronal O +sections O +. O + +For O +each O +staining O +, O +one O +- O +two O +series O +from O +three O +to O +five O +different O +individuals O +were O +analyzed O +per O +genotype O +using O +a O +confocal O +microscope O +with O +1 O +, O +2 O +or O +3 O +lines O +of O +excitation O +, O +in O +sequential O +scanning O +in O +order O +to O +avoid O +false O +positives O +. O + +When O +two O +series O +were O +analyzed O +, O +only O +one O +series O +was O +counted O +. O + +The O +mean O +number O +of O +cells O +per O +hippocampus O +expressing O +the O +markers O +of O +interest O +, O +was O +calculated O +for O +each O +brain O +, O +based O +on O +the O +analysis O +of O +6 O +- O +8 O +consecutive O +dorsal O +hippocampal O +sections O +. O + +The O +final O +mean O +number O +of O +cells O +per O +section O +was O +calculated O +by O +adding O +the O +mean O +number O +from O +each O +individual O +. O + +We O +expressed O +the O +data O +as O +the O +mean O +number O +of O +positive O +cells O ++ O +/ O +- O +standard O +error O +of O +the O +mean O +( O +SEM O +) O +. O + +In O +this O +study O +, O +more O +than O +25 O +Ngn2 O +null O +, O +> O +45 O +Ngn2 O +heterozygotes O +, O +and O +> O +60 O +WT O +individuals O +( O +including O +rats B +injected O +with O +retroviruses O +) O +were O +analyzed O +, O +in O +total O +. O + +Statistical O +comparison O +was O +performed O +using O +one O +- O +factor O +analysis O +of O +variance O +( O +ANOVA O +) O +with O +transcription O +factor O +, O +cellular O +marker O +, O +genotype O +or O +time O +as O +variables O +, O +followed O +by O +post O +- O +hoc O +analysis O +when O +significant O +differences O +were O +observed O +, O +using O +Statview O +5 O +. O +0 O +software O +( O +SAS O +institute O +Inc O +. O +) O +. O + +For O +cell O +culture O +experiments O +, O +three O +independent O +experiments O +were O +performed O +, O +each O +in O +duplicate O +. O + +The O +counting O +was O +based O +on O +seven O +randomly O +chosen O +different O +fields O +of O +view O +. O + +For O +each O +diagram O +, O +the O +level O +of O +significance O +( O +p O +- O +value O +) O +is O +represented O +as O +follows O +: O +P O +< O +0 O +. O +05 O += O +* O +; O +P O +< O +0 O +. O +001 O += O +* O +* O +; O +P O +< O +0 O +. O +0001 O += O +* O +* O +* O +. O + +All O +data O +are O +expressed O +as O ++ O +/ O +- O +standard O +error O +of O +the O +mean O +( O +SEM O +) O +. O + +Human B +sample O +and O +RT O +- O +PCR O + +The O +brain O +from O +a O +64 O +year O +- O +old O +male O +was O +provided O +by O +the O +Harvard O +Brain O +Tissue O +Resource O +Center O +. O + +The O +individual O +whose O +brain O +tissue O +was O +being O +analyzed O +gave O +written O +consent O +for O +storage O +and O +use O +of O +his O +tissue O +for O +research O +. O + +Five O +millimeters O +thick O +fresh O +human B +hippocampal O +tissue O +sample O +was O +snap O +frozen O +. O + +The O +frozen O +tissue O +block O +was O +cut O +into O +20 O +series O +of O +coronal O +sections O +, O +using O +a O +cryostat O +. O + +Every O +10 O +sections O +, O +one O +section O +was O +placed O +in O +an O +Eppendorf O +tube O +, O +on O +dry O +ice O +. O + +Pooled O +sections O +were O +used O +for O +RT O +- O +PCR O +. O + +Total O +RNA O +was O +prepared O +using O +Trizol O +and O +RNAeasy O +, O +supplemented O +with O +RNAGuard O +as O +previously O +described O +[ O +49 O +] O +. O + +The O +RNA O +was O +digested O +with O +shrimp O +DNAse O +before O +cDNA O +synthesis O +, O +which O +was O +performed O +using O +a O +mix O +of O +oligo O +- O +dT O +and O +random O +hexamer O +primers O +and O +SuperscriptII O +reverse O +transcriptase O +. O + +Advantage2 O +polymerase O +mix O +( O +Clontech O +/ O +BRL O +) O +was O +used O +for O +PCR O +, O +with O +the O +following O +cycling O +conditions O +: O +10 O +cycles O +of O +94 O +degrees O +C O +for O +30 O +seconds O +, O +68 O +degrees O +C O +for O +2 O +minutes O +, O +30 O +cycles O +of O +94 O +degrees O +C O +for O +30 O +seconds O +, O +60 O +degrees O +C O +for O +1 O +minute O +, O +68 O +degrees O +C O +for O +1 O +minute O +and O +30 O +seconds O +, O +one O +cycle O +of O +68 O +degrees O +C O +for O +2 O +minutes O +, O +soak O +at O +16 O +degrees O +C O +. O + +Primers O +marked O +* O +were O +designed O +by O +PrimerBank O +. O + +hRPS18 O +( O +sense O +) O +5 O +' O +- O +GCCTTTGCCATCACTGCCAT O +and O +hRPS18 O +( O +antisense O +) O +5 O +' O +- O +GCCAGTGGTCTTGGTGTGCT O +, O +hPAX6 O +( O +sense O +) O +5 O +' O +- O +GCCCTGGAGAAAGAGTTTGA O +hPAX6 O +( O +antisense O +) O +5 O +' O +- O +GGGGAAATGAGTCCTGTTGA O +, O +hTBR1 O +( O +sense O +) O +5 O +' O +- O +GCGGACACCAATGTGCAAGG O +and O +hTBR1 O +( O +antisense O +) O +5 O +' O +- O +CGAGGGGGTCAGGCGGTCCA O +, O +hTBR2 O +( O +sense O +) O +5 O +' O +- O +GACCTGTGGCAAAGCCGACA O +and O +hTBR2 O +( O +antisense O +) O +5 O +' O +- O +GGGGGTGTCTCTATCCAAGA O +, O +hPDHX O +( O += O +PROX1 O +) O +( O +sense O +) O +5 O +' O +- O +GGGACACTACGGTTCCGTTT O +and O +hPDHX O +( O +antisense O +) O +5 O +' O +- O +CTCTCCATCCCAGCTTACAT O +, O +hNGN2 O +( O +sense O +) O +* O +5 O +' O +- O +CATCAAGAAGACCCGTAGAC O +and O +hNGN2 O +( O +antisense O +) O +* O +5 O +' O +- O +CAACACTGCCTCGGAGAAG O +, O +hMASH1 O +( O +sense O +) O +5 O +' O +- O +CCTGGATCCGCATGGAAAGC O +and O +hMASH1 O +( O +antisense O +) O +5 O +' O +- O +CCTGGATCCCCCCTCAGAAC O +, O +hNEUROD1 O +( O +sense O +) O +5 O +' O +- O +GCTCAGGACCTACTAACAAC O +and O +hNEUROD1 O +( O +antisense O +) O +5 O +' O +- O +CAAAGCGTCTGAACGAAGGA O +, O +hGLAST O +( O +sense O +) O +5 O +' O +- O +CATCAGGGAAGATGGGAATG O +and O +hGLAST O +( O +antisense O +) O +5 O +' O +- O +CCACGGGGGCATACCACATT O +, O +hNEST O +( O +sense O +) O +5 O +' O +- O +CAGGAGCGGCTGCGGGCTAC O +and O +hNEST O +( O +antisense O +) O +5 O +' O +- O +CAGGGCTGAGGGGTGGTGCC O +, O +hGFAP O +( O +sense O +) O +5 O +' O +- O +CCACGAGGAGGAGGTTCGGG O +and O +hGFAP O +( O +antisense O +) O +5 O +- O +GGAATGGTGATCCGGTTCTC O +, O +hCALB2 O +( O += O +Calretinin O +) O +( O +sense O +) O +5 O +' O +- O +GGCTCTGGCATGATGTCAAA O +and O +hCALB2 O +( O +antisense O +) O +5 O +' O +- O +GGGCATCCAGCTCATGCTCG O +, O +hCALB1 O +( O +sense O +) O +5 O +' O +- O +GCGAAAGAAGGCTGGATTGG O +and O +hCALB1 O +( O +antisense O +) O +5 O +' O +- O +CCCTCCATCCGACAAAGCCA O +, O +hSOX2 O +( O +sense O +) O +5 O +' O +- O +GGAGAACCCCAAGATGCACA O +and O +hSOX2 O +( O +antisense O +) O +5 O +' O +- O +GAGGAAGAGGTAACCACAGG O +, O +hWNT3A O +( O +sense O +) O +5 O +' O +- O +CCGAGGGCATCAAGATTGGC O +and O +hWNT3A O +( O +antisense O +) O +5 O +' O +- O +TCGGGTTGCGACCACCAGCA O +, O +hSHH O +* O +( O +sense O +) O +5 O +' O +- O +ACTCCGAGCGATTTAAGGAA O +and O +hSHH O +* O +( O +antisense O +) O +5 O +' O +- O +CAGACGTGGTGATGTCCACT O +. O + +Supporting O +Information O + +A O +novel O +DNA O +- O +binding O +protein O +modulating O +methicillin O +resistance O +in O +Staphylococcus B +aureus I + +Abstract O + +Background O + +Methicillin O +resistance O +in O +Staphylococcus B +aureus I +is O +conferred O +by O +the O +mecA O +- O +encoded O +penicillin O +- O +binding O +protein O +PBP2a O +. O + +Additional O +genomic O +factors O +are O +also O +known O +to O +influence O +resistance O +levels O +in O +strain O +specific O +ways O +, O +although O +little O +is O +known O +about O +their O +contribution O +to O +resistance O +phenotypes O +in O +clinical O +isolates O +. O + +Here O +we O +searched O +for O +novel O +proteins O +binding O +to O +the O +mec O +operator O +, O +in O +an O +attempt O +to O +identify O +new O +factor O +( O +s O +) O +controlling O +methicillin O +resistance O +phenotypes O +. O + +Results O + +Analysis O +of O +proteins O +binding O +to O +a O +DNA O +fragment O +containing O +the O +mec O +operator O +region O +identified O +a O +novel O +, O +putative O +helix O +- O +turn O +- O +helix O +DNA O +- O +binding O +protein O +, O +SA1665 O +. O + +Nonpolar O +deletion O +of O +SA1665 O +, O +in O +heterogeneously O +methicillin O +resistant O +S B +. I +aureus I +( O +MRSA B +) O +of O +different O +genetic O +backgrounds O +, O +increased O +methicillin O +resistance O +levels O +in O +a O +strain O +dependent O +manner O +. O + +This O +phenotype O +could O +be O +fully O +complemented O +by O +reintroducing O +SA1665 O +in O +trans O +. O + +Northern O +and O +Western O +blot O +analyses O +, O +however O +, O +revealed O +that O +SA1665 O +had O +no O +visible O +influence O +on O +mecA O +transcription O +or O +amounts O +of O +PBP2a O +produced O +. O + +Conclusion O + +SA1665 O +is O +a O +new O +chromosomal O +factor O +which O +influences O +methicillin O +resistance O +in O +MRSA B +. O + +Although O +SA1665 O +bound O +to O +the O +mecA O +promoter O +region O +, O +it O +had O +no O +apparent O +influence O +on O +mecA O +transcription O +or O +translation O +, O +suggesting O +that O +this O +predicted O +DNA O +- O +binding O +protein O +modulates O +resistance O +indirectly O +, O +most O +likely O +through O +the O +control O +of O +other O +genomic O +factors O +which O +contribute O +to O +resistance O +. O + +Background O + +Methicillin O +resistant O +S B +. I +aureus I +( O +MRSA B +) O +are O +an O +ever O +increasing O +threat O +, O +both O +in O +clinical O +settings O +and O +more O +recently O +as O +an O +emerging O +community O +acquired O +pathogen O +. O + +Their O +invasiveness O +and O +pathogenesis O +relies O +on O +a O +variable O +arsenal O +of O +virulence O +factors O +, O +paired O +with O +resistance O +to O +virtually O +all O +beta O +- O +lactams O +and O +their O +derivatives O +. O + +Their O +ability O +to O +rapidly O +generate O +resistance O +to O +other O +unrelated O +classes O +of O +antibiotics O +, O +or O +to O +take O +up O +additional O +resistance O +determinants O +, O +severely O +hampers O +therapy O +and O +eradication O +. O + +In O +S B +. I +aureus I +, O +methicillin O +resistance O +is O +conferred O +by O +an O +acquired O +, O +beta O +- O +lactam O +- O +insensitive O +penicillin O +- O +binding O +protein O +( O +PBP O +) O +, O +PBP2a O +[ O +1 O +- O +4 O +] O +. O + +PBP2a O +is O +encoded O +by O +mecA O +, O +which O +is O +divergently O +transcribed O +from O +its O +cognate O +regulators O +, O +mecR1 O +( O +sensor O +/ O +signal O +transducer O +) O +and O +mecI O +( O +repressor O +) O +. O + +If O +mecR1 O +- O +mecI O +are O +absent O +or O +truncated O +, O +transcriptional O +control O +of O +mecA O +is O +taken O +over O +by O +the O +structurally O +similar O +blaZ O +( O +penicillinase O +) O +regulatory O +elements O +blaR1 O +/ O +blaI O +, O +if O +present O +. O + +In O +the O +absence O +of O +both O +regulatory O +loci O +, O +mecA O +is O +constitutively O +transcribed O +[ O +5 O +, O +6 O +] O +. O + +In O +the O +presence O +of O +beta O +- O +lactams O +, O +the O +transmembrane O +sensor O +/ O +signal O +transducers O +BlaR1 O +/ O +MecR1 O +, O +undergo O +a O +conformational O +change O +, O +followed O +by O +autoproteolytic O +cleavage O +of O +the O +n O +- O +terminal O +cytoplasmic O +domain O +, O +leading O +to O +the O +activation O +of O +the O +cytoplasmic O +peptidase O +and O +subsequent O +dissociation O +of O +the O +repressor O +due O +to O +proteolytic O +degradation O +[ O +7 O +- O +9 O +] O +. O + +However O +, O +the O +signal O +transduction O +cascade O +of O +this O +regulatory O +system O +has O +still O +not O +been O +completely O +elucidated O +. O + +Oxacillin O +resistance O +levels O +conferred O +by O +mecA O +are O +strain O +specific O +and O +can O +vary O +greatly O +, O +with O +oxacillin O +minimal O +inhibitory O +concentrations O +( O +MICs O +) O +of O +different O +strains O +ranging O +from O +phenotypically O +susceptible O +levels O +, O +as O +low O +as O +1 O +mu O +g O +/ O +ml O +up O +to O +extremely O +high O +values O +of O +> O +500 O +mu O +g O +/ O +ml O +. O + +Methicillin O +resistance O +is O +also O +generally O +expressed O +heterogeneously O +. O + +Heterogeneously O +resistant O +MRSA B +, O +when O +exposed O +to O +beta O +- O +lactam O +antibiotics O +, O +segregate O +highly O +resistant O +subpopulations O +, O +which O +are O +much O +more O +resistant O +than O +the O +majority O +of O +the O +cells O +[ O +10 O +] O +. O + +The O +frequency O +of O +highly O +resistant O +subclones O +generated O +is O +often O +well O +above O +the O +spontaneous O +mutation O +frequency O +, O +and O +once O +selected O +high O +level O +resistance O +often O +remains O +stable O +, O +even O +in O +the O +absence O +of O +selective O +pressure O +. O + +There O +is O +currently O +no O +satisfactory O +genetic O +model O +which O +explains O +how O +these O +higher O +resistance O +levels O +are O +triggered O +or O +selected O +and O +exactly O +what O +factors O +are O +functionally O +responsible O +for O +the O +increased O +resistance O +in O +clinical O +isolates O +. O + +Methicillin O +resistance O +levels O +are O +known O +to O +not O +directly O +correlate O +with O +mecA O +transcription O +or O +levels O +of O +PBP2a O +produced O +[ O +11 O +, O +12 O +] O +. O + +However O +, O +resistance O +levels O +can O +be O +manipulated O +by O +environmental O +conditions O +, O +such O +as O +temperature O +, O +pH O +, O +osmolarity O +, O +and O +medium O +composition O +[ O +13 O +, O +14 O +] O +. O + +It O +has O +been O +shown O +experimentally O +, O +that O +in O +addition O +to O +mecA O +, O +methicillin O +resistance O +depends O +on O +the O +correct O +interplay O +of O +a O +multitude O +of O +genomic O +factors O +, O +termed O +fem O +/ O +aux O +factors O +, O +including O +genes O +involved O +in O +peptidoglycan O +precursor O +formation O +, O +composition O +and O +turnover O +; O +teichoic O +acid O +synthesis O +; O +and O +genes O +of O +unknown O +or O +poorly O +characterised O +functions O +[ O +15 O +- O +18 O +] O +. O + +In O +addition O +to O +structural O +genes O +, O +many O +regulatory O +loci O +have O +also O +been O +shown O +to O +influence O +resistance O +levels O +, O +including O +global O +regulators O +of O +virulence O +factor O +production O +such O +as O +the O +quorum O +sensing O +agr O +system O +, O +the O +staphylococcal O +accessory O +regulator O +SarA O +and O +the O +alternate O +sigma O +factor O +sigma O +B O +[ O +19 O +, O +20 O +] O +; O +regulators O +of O +metabolism O +, O +such O +as O +the O +catabolite O +control O +protein O +A O +( O +CcpA O +) O +[ O +21 O +] O +; O +and O +the O +VraSR O +two O +- O +component O +sensor O +transducer O +, O +which O +induces O +the O +cell O +wall O +stress O +stimulon O +in O +response O +to O +cell O +wall O +active O +antibiotic O +challenge O +[ O +22 O +] O +. O + +The O +vast O +MIC O +differences O +between O +MRSA B +strains O +, O +the O +population O +heterogeneity O +within O +single O +strains O +and O +the O +dependence O +of O +resistance O +levels O +on O +external O +factors O +are O +reflected O +in O +these O +many O +structural O +genes O +and O +global O +regulators O +, O +which O +can O +influence O +resistance O +levels O +. O + +While O +typically O +considered O +nosocomial O +pathogens O +, O +new O +faster O +growing O +and O +apparently O +more O +virulent O +MRSA B +have O +begun O +spreading O +in O +the O +community O +. O + +Interestingly O +, O +these O +emerging O +strains O +often O +express O +very O +low O +methicillin O +resistance O +, O +e O +. O +g O +. O +the O +MRSA B +clone O +spreading O +amongst O +intravenous O +drug O +users O +in O +the O +Zurich O +area O +, O +which O +has O +an O +in O +vitro O +doubling O +time O +of O +25 O +min O +, O +but O +oxacillin O +MICs O +of O +only O +0 O +. O +5 O +to O +4 O +mu O +g O +/ O +ml O +[ O +23 O +] O +. O + +This O +particular O +clone O +' O +s O +low O +- O +level O +resistance O +is O +partially O +due O +to O +a O +promoter O +mutation O +, O +leading O +to O +tight O +repression O +of O +mecA O +, O +but O +resistance O +levels O +appear O +to O +be O +mainly O +restricted O +by O +unknown O +factors O +within O +its O +genomic O +background O +[ O +12 O +] O +. O + +To O +identify O +potential O +factors O +involved O +in O +mecA O +regulation O +or O +methicillin O +resistance O +levels O +in O +such O +an O +extremely O +low O +level O +resistant O +MRSA B +, O +we O +performed O +DNA O +- O +binding O +protein O +purification O +assays O +, O +using O +the O +mecA O +operator O +region O +as O +bait O +. O + +A O +novel O +, O +uncharacterized O +protein O +, O +SA1665 O +, O +was O +found O +to O +bind O +to O +this O +DNA O +fragment O +, O +and O +shown O +to O +increase O +methicillin O +resistance O +levels O +when O +deleted O +. O + +Results O + +Identification O +of O +SA1665 O + +MRSA B +strain O +CHE482 O +is O +the O +type O +strain O +for O +the O +so O +- O +called O +" O +drug O +clone O +" O +spreading O +amongst O +intravenous O +drug O +users O +in O +the O +Zurich O +area O +[ O +12 O +, O +23 O +] O +. O + +This O +strain O +carries O +mecA O +and O +expresses O +PBP2a O +, O +but O +appears O +phenotypically O +methicillin O +susceptible O +by O +conventional O +phenotypic O +tests O +. O + +However O +, O +like O +most O +other O +low O +- O +level O +resistant O +MRSA B +, O +it O +can O +segregate O +a O +small O +proportion O +of O +higher O +resistant O +subclones O +in O +the O +presence O +of O +beta O +- O +lactams O +. O + +We O +hypothesized O +that O +regulation O +of O +methicillin O +resistance O +in O +such O +low O +- O +level O +resistant O +clonal O +lineages O +may O +differ O +qualitatively O +from O +classical O +heterogeneously O +- O +or O +highly O +- O +resistant O +MRSA B +. O + +A O +DNA O +- O +binding O +protein O +purification O +assay O +was O +performed O +to O +identify O +new O +potential O +factors O +involved O +in O +the O +regulation O +of O +mecA O +/ O +PBP2a O +. O + +The O +mecA O +/ O +mecR1 O +intergenic O +DNA O +region O +, O +including O +the O +5 O +' O +9 O +bp O +of O +mecR1 O +and O +the O +first O +52 O +bp O +of O +mecA O +, O +was O +used O +as O +bait O +against O +crude O +protein O +extract O +from O +strain O +CHE482 O +. O + +Proteins O +binding O +to O +this O +DNA O +fragment O +were O +analysed O +by O +SDS O +- O +PAGE O +. O + +Even O +though O +CHE482 O +contained O +BlaI O +, O +which O +is O +known O +to O +bind O +to O +the O +mec O +operator O +, O +this O +band O +could O +not O +be O +identified O +on O +gels O +due O +to O +co O +- O +migrating O +, O +non O +- O +specific O +bands O +the O +same O +size O +as O +BlaI O +( O +14 O +. O +9 O +KDa O +) O +that O +bound O +to O +both O +the O +DNA O +- O +coated O +and O +uncoated O +control O +beads O +. O + +The O +most O +prominent O +protein O +band O +of O +~ O +16 O +- O +20 O +kDa O +, O +isolated O +from O +DNA O +- O +labelled O +but O +not O +from O +control O +beads O +, O +was O +identified O +as O +the O +hypothetical O +protein O +SA1665 O +( O +N315 O +genome O +annotation O +[ O +BA000018 O +] O +) O +( O +Figure O +1A O +) O +. O + +SA1665 O +encodes O +a O +predicted O +17 O +- O +kDa O +protein O +with O +an O +n O +- O +terminal O +helix O +- O +turn O +- O +helix O +( O +HTH O +) O +motif O +characteristic O +of O +DNA O +- O +binding O +transcriptional O +regulators O +. O + +The O +amino O +acid O +sequence O +of O +SA1665 O +showed O +100 O +% O +identity O +amongst O +S B +. I +aureus I +database O +sequences O +and O +97 O +- O +98 O +% O +identity O +amongst O +other O +staphylococci O +, O +including O +S B +. I +haemolyticus I +, O +S B +. I +epidermidis I +and O +S B +. I +saprophyticus I +, O +indicating O +that O +SA1665 O +is O +highly O +conserved O +. O + +Conversely O +, O +there O +were O +no O +orfs O +highly O +similar O +to O +SA1665 O +found O +in O +other O +bacterial O +species O +, O +with O +the O +most O +similar O +sequences O +found O +in O +Bacillus B +licheniformis I +DSM13 O +and O +Desulfitobacterium B +hafniense I +Y51 I +, O +which O +shared O +only O +64 O +% O +and O +59 O +% O +similarity O +, O +respectively O +. O + +Electro O +mobility O +shift O +assays O +( O +EMSA O +) O + +EMSA O +was O +used O +to O +confirm O +binding O +of O +SA1665 O +to O +the O +mec O +operator O +region O +. O + +Crude O +protein O +extracts O +of O +E B +. I +coli I +strain I +BL21 I +, O +carrying O +the O +empty O +plasmid O +( O +pET28nHis6 O +) O +or O +pME20 O +( O +pET28nHis6 O +- O +SA1665 O +) O +which O +expressed O +nHis6 O +- O +SA1665 O +upon O +induction O +with O +IPTG O +, O +were O +incubated O +with O +the O +161 O +- O +bp O +biotinylated O +- O +DNA O +fragment O +previously O +used O +as O +bait O +in O +the O +DNA O +- O +binding O +protein O +assay O +. O + +A O +band O +shift O +was O +observed O +with O +extracts O +from O +the O +strain O +expressing O +recombinant O +nHis6 O +- O +SA1665 O +but O +not O +from O +the O +control O +strain O +carrying O +the O +empty O +plasmid O +. O + +Several O +bands O +resulted O +from O +the O +shift O +, O +which O +is O +most O +likely O +due O +to O +protein O +oligomerisation O +( O +Figure O +2A O +) O +. O + +The O +specificity O +of O +the O +gel O +shift O +was O +also O +demonstrated O +by O +the O +addition O +of O +increasing O +concentrations O +of O +purified O +nHis6 O +- O +SA1665 O +protein O +to O +the O +biotinylated O +- O +DNA O +fragment O +( O +Figure O +2B O +) O +. O + +Band O +- O +shift O +of O +the O +biotinylated O +DNA O +was O +inhibited O +in O +the O +presence O +of O +specific O +competitor O +DNA O +but O +not O +by O +the O +presence O +of O +the O +non O +- O +specific O +competitor O +DNA O +, O +confirming O +that O +nHis6 O +- O +SA1665 O +had O +a O +specific O +binding O +affinity O +for O +the O +161 O +- O +bp O +DNA O +fragment O +. O + +Effect O +of O +SA1665 O +deletion O +on O +beta O +- O +lactam O +resistance O + +To O +analyse O +the O +effect O +of O +SA1665 O +inactivation O +on O +methicillin O +resistance O +, O +nonpolar O +markerless O +deletions O +of O +SA1665 O +( O +Figure O +1B O +) O +were O +constructed O +in O +a O +selection O +of O +clinical O +MRSA B +isolates O +, O +which O +varied O +in O +their O +genetic O +background O +, O +SCCmec O +type O +, O +and O +mecA O +regulation O +[ O +24 O +] O +. O + +Strain O +CHE482 O +, O +belongs O +to O +clonal O +complex O +CC45 O +and O +sequence O +type O +ST45 O +, O +and O +contains O +a O +novel O +SCCmec O +( O +SCCmecN1 O +[ O +23 O +] O +) O +; O +while O +strains O +ZH37 O +( O +CC45 O +/ O +ST45 O +) O +and O +ZH73 O +( O +CC22 O +/ O +ST22 O +) O +contain O +type O +IV O +SCCmecs O +. O + +All O +three O +of O +these O +strains O +have O +truncated O +mecI O +/ O +mecR1 O +regulatory O +loci O +but O +intact O +BlaI O +/ O +BlaR1 O +loci O +controlling O +mecA O +expression O +. O + +Strain O +ZH44 O +( O +CCT8 O +/ O +ST8 O +) O +contained O +a O +type O +A O +mec O +complex O +( O +mecI O +- O +mecR1 O +- O +mecA O +) O +within O +a O +type O +II O +SCCmec O +, O +and O +had O +no O +beta O +- O +lactamase O +locus O +; O +so O +mecA O +was O +only O +under O +the O +control O +of O +its O +cognate O +regulators O +MecI O +/ O +MecR1 O +. O + +Deletion O +of O +SA1665 O +increased O +oxacillin O +resistance O +in O +all O +mutants O +compared O +to O +their O +corresponding O +parent O +strains O +, O +as O +demonstrated O +on O +oxacillin O +gradient O +plates O +( O +Figure O +3A O +) O +; O +with O +mutants O +Delta O +CHE482 O +and O +Delta O +ZH37 O +approximately O +doubling O +in O +resistance O +and O +Delta O +ZH44 O +and O +Delta O +ZH73 O +expressing O +considerably O +higher O +resistance O +. O + +Population O +analysis O +resistance O +profiles O +of O +the O +mutants O +showed O +a O +distinct O +shift O +at O +the O +top O +of O +the O +curve O +, O +indicating O +that O +the O +higher O +resistance O +was O +due O +to O +increased O +basal O +oxacillin O +resistance O +levels O +( O +Figure O +3B O +) O +. O + +Strains O +CHE482 O +/ O +Delta O +CHE482 O +and O +ZH37 O +/ O +Delta O +ZH37 O +had O +very O +similar O +resistance O +profiles O +, O +despite O +having O +different O +SCCmec O +elements O +, O +suggesting O +that O +it O +was O +their O +common O +clonal O +background O +( O +CC45 O +) O +that O +determined O +their O +resistance O +levels O +and O +the O +extent O +of O +resistance O +increase O +upon O +SA1665 O +deletion O +. O + +Growth O +curve O +analyses O +showed O +that O +deletion O +of O +SA1665 O +slightly O +reduced O +the O +growth O +rate O +of O +all O +strains O +tested O +( O +Figure O +3C O +) O +. O + +Wild O +type O +growth O +rates O +were O +restored O +upon O +complementation O +( O +data O +not O +shown O +) O +. O + +Resistance O +complementation O + +Plasmids O +pME26 O +and O +pME27 O +were O +constructed O +for O +complementation O +of O +the O +deletion O +mutants O +. O + +Both O +plasmids O +contained O +the O +SA1665 O +orf O +along O +with O +its O +own O +promoter O +and O +transcriptional O +terminator O +. O + +Strains O +Delta O +CHE482 O +, O +Delta O +ZH37 O +, O +and O +Delta O +ZH73 O +were O +complemented O +with O +pME26 O +, O +and O +intrinsically O +kanamycin O +resistant O +strain O +Delta O +ZH44 O +was O +complemented O +with O +pME27 O +. O + +Wild O +type O +- O +like O +resistance O +levels O +were O +restored O +in O +all O +mutants O +by O +introduction O +of O +the O +complementing O +plasmids O +, O +as O +shown O +by O +gradient O +plates O +( O +Figure O +3A O +) O +. O + +Transcriptional O +analyses O + +Primer O +extension O +, O +using O +the O +5 O +' O +- O +biotinylated O +primer O +me97 O +, O +identified O +two O +potential O +SA1665 O +transcriptional O +start O +sites O +( O +TSS O +) O +, O +76 O +- O +nt O +and O +139 O +- O +nt O +upstream O +of O +the O +SA1665 O +ATG O +start O +codon O +( O +Figure O +4A O +) O +. O + +Predicted O +sigma O +A O +promoter O +consensus O +- O +10 O +/ O +- O +35 O +box O +sequences O +were O +located O +upstream O +of O +both O +TSS O +( O +Figure O +4B O +) O +. O + +Identical O +TSS O +were O +also O +identified O +using O +the O +downstream O +primer O +me98 O +( O +data O +not O +shown O +) O +. O + +Northern O +blot O +analysis O +was O +used O +to O +investigate O +SA1665 O +expression O +and O +the O +influence O +of O +SA1665 O +deletion O +on O +mecA O +and O +mecR1 O +transcription O +. O + +RNA O +samples O +taken O +from O +different O +time O +points O +over O +the O +growth O +curve O +of O +CHE482 O +showed O +that O +SA1665 O +was O +expressed O +strongly O +in O +early O +exponential O +phase O +at O +OD600 O +nm O +0 O +. O +25 O +and O +0 O +. O +5 O +, O +then O +transcript O +levels O +decreased O +and O +were O +almost O +undetectable O +in O +early O +stationary O +phase O +at O +OD600 O +nm O +4 O +. O +0 O +( O +Figure O +5A O +) O +. O + +In O +addition O +to O +the O +main O +transcript O +of O +~ O +0 O +. O +46 O +kb O +, O +a O +weaker O +, O +larger O +transcript O +of O +~ O +0 O +. O +6 O +kb O +was O +also O +visible O +, O +especially O +at O +later O +growth O +stages O +. O + +Figure O +5B O +shows O +the O +transcriptional O +behaviour O +of O +SA1665 O +when O +CHE482 O +cells O +were O +challenged O +with O +sub O +- O +inhibitory O +( O +4 O +mu O +g O +/ O +ml O +) O +and O +inhibitory O +( O +120 O +mu O +g O +/ O +ml O +) O +concentrations O +of O +cefoxitin O +. O + +These O +results O +showed O +that O +low O +levels O +of O +cefoxitin O +, O +such O +as O +those O +used O +to O +induce O +mecA O +/ O +mecR1 O +transcription O +, O +appeared O +to O +slightly O +decrease O +SA1665 O +transcription O +after O +30 O +min O +exposure O +, O +while O +larger O +, O +inhibitory O +concentrations O +caused O +even O +more O +significant O +alterations O +in O +the O +SA1665 O +transcriptional O +profile O +, O +making O +it O +similar O +to O +that O +normally O +seen O +in O +stationary O +phase O +growth O +. O + +These O +results O +indicate O +that O +transcription O +of O +SA1665 O +may O +respond O +in O +some O +way O +to O +cell O +wall O +stress O +, O +rather O +than O +in O +direct O +response O +to O +the O +presence O +of O +beta O +- O +lactams O +. O + +This O +observation O +is O +based O +on O +relatively O +subtle O +changes O +in O +SA1665 O +transcription O +, O +especially O +at O +low O +concentrations O +of O +cefoxitin O +such O +as O +those O +required O +for O +mecA O +/ O +mecR1 O +induction O +. O + +Since O +deletion O +of O +SA1665 O +has O +been O +shown O +to O +increase O +beta O +- O +lactam O +resistance O +, O +reduced O +SA1665 O +transcription O +in O +the O +presence O +of O +beta O +- O +lactams O +may O +also O +provide O +some O +protection O +against O +beta O +- O +lactam O +exposure O +. O + +Northerns O +also O +showed O +that O +, O +as O +expected O +, O +the O +SA1665 O +transcripts O +were O +absent O +from O +the O +deletion O +mutant O +( O +Figure O +5C O +) O +, O +and O +additional O +experiments O +demonstrated O +that O +wild O +type O +SA1665 O +transcription O +patterns O +were O +restored O +by O +complementation O +of O +Delta O +CHE482 O +with O +pME26 O +( O +data O +not O +shown O +) O +. O + +The O +effects O +of O +SA1665 O +deletion O +on O +directly O +up O +- O +and O +down O +- O +stream O +genes O +were O +also O +investigated O +. O + +Northern O +blots O +of O +the O +neighbouring O +genes O +SA1664 O +, O +SA1666 O +and O +SA1667 O +, O +showed O +that O +expression O +of O +all O +three O +genes O +was O +very O +weak O +compared O +to O +that O +of O +SA1665 O +. O + +A O +weak O +transcript O +of O +about O +3 O +kb O +was O +present O +in O +hybridizations O +probed O +with O +orfs O +SA1665 O +- O +SA1667 O +. O + +This O +band O +decreased O +in O +size O +in O +the O +SA1665 O +mutant O +when O +probed O +with O +SA1666 O +and O +SA1667 O +. O + +One O +of O +the O +transcripts O +hybridising O +to O +the O +SA1664 O +probe O +also O +decreased O +in O +size O +by O +~ O +0 O +. O +5 O +kb O +in O +the O +SA1665 O +mutant O +, O +suggesting O +that O +SA1665 O +was O +present O +on O +several O +transcripts O +of O +different O +lengths O +, O +including O +a O +high O +abundance O +monocistronic O +transcript O +and O +low O +abundance O +polycistronic O +transcripts O +( O +Figure O +5C O +) O +. O + +Transcript O +abundance O +of O +both O +the O +upstream O +SA1666 O +- O +SA1667 O +operon O +and O +the O +downstream O +SA1664 O +- O +specific O +transcript O +all O +appeared O +to O +increase O +slightly O +in O +Delta O +CHE482 O +. O + +The O +significance O +of O +these O +subtle O +increases O +in O +transcription O +are O +unknown O +, O +however O +, O +polar O +effects O +from O +SA1665 O +deletion O +seem O +unlikely O +, O +based O +on O +the O +facts O +that O +all O +genes O +were O +still O +transcribed O +, O +their O +transcription O +levels O +all O +remained O +extremely O +low O +and O +the O +transcriptional O +terminator O +of O +SA1665 O +remained O +intact O +in O +the O +deletion O +mutant O +( O +Figure O +1B O +) O +. O + +Expression O +of O +mecR1 O +and O +mecA O +were O +analysed O +from O +RNA O +of O +uninduced O +and O +induced O +cultures O +of O +CHE482 O +and O +Delta O +CHE482 O +. O + +Cells O +were O +induced O +at O +OD600 O +nm O +0 O +. O +25 O +( O +Figure O +5D O +) O +and O +1 O +. O +0 O +( O +data O +not O +shown O +) O +with O +sub O +- O +inhibitory O +concentrations O +of O +cefoxitin O +, O +to O +relieve O +BlaI O +- O +repression O +of O +mecA O +. O + +mecR1 O +, O +although O +truncated O +in O +CHE482 O +, O +was O +still O +transcribed O +and O +had O +the O +same O +expression O +pattern O +as O +mecA O +, O +as O +both O +became O +derepressed O +over O +time O +and O +had O +the O +highest O +transcript O +levels O +after O +30 O +min O +of O +induction O +. O + +In O +the O +mutant O +Delta O +CHE482 O +, O +transcripts O +of O +both O +mecA O +and O +mecR1 O +' O +were O +unaffected O +by O +SA1665 O +deletion O +, O +indicating O +that O +SA1665 O +had O +no O +influence O +on O +their O +expression O +at O +either O +OD O +0 O +. O +25 O +( O +Figure O +5D O +) O +or O +OD O +1 O +. O +0 O +( O +data O +not O +shown O +) O +. O + +SA1665 O +deletion O +also O +had O +no O +effect O +on O +mecA O +transcription O +or O +induction O +in O +strains O +ZH37 O +, O +ZH44 O +and O +ZH73 O +( O +data O +not O +shown O +) O +. O + +Western O +blot O +analysis O + +Mutants O +of O +CHE482 O +and O +of O +ZH44 O +and O +ZH73 O +, O +which O +had O +the O +largest O +differences O +in O +oxacillin O +resistance O +levels O +, O +were O +analysed O +by O +Western O +blot O +analysis O +to O +determine O +if O +SA1665 O +affected O +production O +of O +PBP2a O +from O +mecA O +. O + +As O +shown O +in O +Figure O +5E O +, O +all O +pairs O +of O +wild O +type O +and O +mutant O +strains O +had O +similar O +amounts O +of O +PBP2a O +present O +both O +before O +and O +after O +induction O +with O +cefoxitin O +, O +indicating O +that O +SA1665 O +deletion O +did O +not O +alter O +amounts O +of O +PBP2a O +produced O +. O + +Therefore O +it O +seems O +that O +SA1665 O +exerts O +no O +direct O +control O +over O +mecA O +or O +PBP2a O +expression O +. O + +Discussion O + +Methicillin O +resistance O +in O +MRSA B +is O +primarily O +dependent O +on O +the O +presence O +of O +the O +mecA O +gene O +, O +however O +, O +resistance O +levels O +are O +generally O +governed O +by O +strain O +- O +specific O +factors O +including O +mecA O +regulatory O +elements O +and O +other O +chromosomal O +fem O +/ O +aux O +factors O +which O +either O +enhance O +or O +repress O +the O +expression O +of O +resistance O +. O + +For O +instance O +, O +the O +very O +low O +- O +level O +methicillin O +resistance O +of O +the O +Zurich O +drug O +clone O +CHE482 O +, O +was O +shown O +to O +be O +controlled O +by O +its O +genetic O +background O +[ O +12 O +] O +suggesting O +that O +it O +either O +contained O +or O +lacked O +certain O +fem O +/ O +aux O +factors O +involved O +in O +controlling O +resistance O +expression O +. O + +Many O +of O +the O +currently O +known O +fem O +/ O +aux O +factors O +are O +directly O +or O +indirectly O +involved O +in O +cell O +wall O +synthesis O +and O +turnover O +, O +or O +envelope O +biogenesis O +, O +however O +there O +still O +remain O +factors O +of O +unknown O +function O +. O + +Most O +of O +the O +currently O +known O +fem O +/ O +aux O +factors O +reduce O +methicillin O +resistance O +levels O +when O +inactivated O +. O + +A O +few O +genes O +, O +such O +as O +lytH O +, O +dlt O +, O +norG O +, O +sarV O +and O +cidA O +increase O +resistance O +levels O +upon O +inactivation O +or O +mutation O +. O + +All O +of O +these O +genes O +, O +except O +norG O +, O +which O +is O +an O +efflux O +pump O +regulator O +, O +play O +a O +role O +in O +either O +autolysis O +or O +are O +important O +for O +cell O +physiology O +and O +growth O +[ O +25 O +- O +30 O +] O +. O + +Other O +genes O +increase O +beta O +- O +lactam O +resistance O +upon O +overexpression O +, O +such O +as O +hmrA O +coding O +for O +a O +putative O +amidohydrolase O +, O +hmrB O +coding O +for O +a O +putative O +acyl O +carrier O +protein O +[ O +31 O +] O +, O +or O +the O +NorG O +- O +controlled O +abcA O +multidrug O +efflux O +pump O +[ O +28 O +] O +. O + +SA1665 O +, O +a O +predicted O +DNA O +- O +binding O +transcriptional O +regulator O +, O +was O +found O +to O +bind O +to O +a O +DNA O +fragment O +containing O +the O +mecA O +promoter O +region O +. O + +However O +, O +although O +this O +protein O +shifted O +the O +mecA O +operator O +/ O +5 O +' O +coding O +sequence O +, O +it O +did O +not O +appear O +to O +directly O +control O +mecA O +or O +mecR1 O +transcription O +or O +PBP2a O +production O +. O + +Therefore O +its O +binding O +to O +the O +mecA O +region O +may O +have O +no O +specific O +regulatory O +function O +. O + +Such O +interactions O +have O +been O +noted O +before O +, O +such O +as O +the O +HTH O +protein O +NorG O +, O +which O +was O +shown O +to O +bind O +specifically O +to O +norA O +, O +norB O +and O +norC O +promoters O +, O +but O +only O +transcription O +of O +norB O +was O +increased O +when O +NorG O +was O +overexpressed O +[ O +28 O +] O +. O + +We O +have O +to O +postulate O +therefore O +that O +SA1665 O +may O +modulate O +beta O +- O +lactam O +resistance O +in O +a O +mecA O +- O +independent O +manner O +, O +by O +controlling O +cellular O +functions O +affecting O +resistance O +levels O +. O + +Experiments O +to O +determine O +the O +SA1665 O +regulon O +are O +ongoing O +. O + +The O +impact O +of O +deleting O +SA1665 O +in O +MRSA B +was O +extremely O +strain O +specific O +, O +underlining O +the O +importance O +of O +the O +genetic O +background O +in O +governing O +the O +final O +methicillin O +resistance O +levels O +of O +MRSA B +, O +and O +demonstrating O +the O +large O +genomic O +variability O +between O +different O +strain O +lineages O +. O + +Conclusion O + +SA1665 O +is O +a O +previously O +uncharacterised O +DNA O +- O +binding O +protein O +that O +has O +a O +negative O +effect O +on O +beta O +- O +lactam O +resistance O +in O +MRSA B +. O + +The O +SA1665 O +protein O +was O +identified O +in O +a O +DNA O +- O +binding O +protein O +purification O +assay O +, O +in O +which O +it O +bound O +to O +a O +DNA O +fragment O +covering O +the O +mec O +operator O +region O +. O + +However O +, O +while O +nonpolar O +deletion O +of O +SA1665 O +was O +shown O +to O +increase O +oxacillin O +resistance O +levels O +in O +several O +heterogeneously O +resistant O +MRSA B +, O +its O +deletion O +had O +no O +effect O +on O +mecA O +transcription O +or O +PBP2a O +production O +. O + +Therefore O +the O +negative O +impact O +of O +SA1665 O +on O +methicillin O +resistance O +is O +most O +likely O +to O +be O +through O +the O +regulation O +of O +other O +chromosomal O +factors O +or O +cellular O +functions O +required O +for O +methicllin O +resistance O +. O + +Methods O + +Strains O +and O +growth O +conditions O + +Strains O +and O +plasmids O +used O +in O +this O +study O +are O +listed O +in O +Table O +1 O +. O + +Clinical O +isolates O +are O +from O +the O +IMM O +collection O +in O +Zurich O +, O +Switzerland O +. O + +Strains O +were O +grown O +at O +37 O +degrees O +C O +in O +Luria O +Bertani O +( O +LB O +) O +broth O +, O +shaking O +at O +180 O +rpm O +, O +or O +on O +LB O +agar O +. O + +Media O +were O +supplemented O +with O +the O +following O +antibiotics O +when O +appropriate O +: O +25 O +or O +50 O +mu O +g O +/ O +ml O +kanamycin O +, O +10 O +mu O +g O +/ O +ml O +chloramphenicol O +, O +5 O +or O +10 O +mu O +g O +/ O +ml O +tetracycline O +, O +100 O +mu O +g O +/ O +ml O +ampicillin O +. O + +Concentrations O +of O +cefoxitin O +used O +for O +transcriptional O +induction O +were O +either O +sub O +- O +inhibitory O +( O +4 O +mu O +g O +/ O +ml O +) O +or O +inhibitory O +( O +120 O +mu O +g O +/ O +ml O +) O +. O + +Susceptibility O +testing O + +Oxacillin O +resistance O +levels O +were O +compared O +by O +swabbing O +0 O +. O +5 O +McFarland O +cell O +suspensions O +across O +agar O +plates O +containing O +appropriate O +concentration O +gradients O +of O +oxacillin O +. O + +For O +population O +analysis O +profiles O +, O +appropriate O +dilutions O +of O +an O +overnight O +culture O +, O +ranging O +from O +100 O +to O +108 O +, O +were O +plated O +on O +increasing O +concentrations O +of O +oxacillin O +. O + +Plates O +were O +incubated O +at O +35 O +degrees O +C O +and O +colony O +forming O +units O +per O +ml O +( O +cfu O +/ O +ml O +) O +were O +determined O +after O +48 O +h O +. O + +Binding O +- O +protein O +purification O + +Crude O +protein O +extracts O +were O +isolated O +from O +CHE482 O +, O +grown O +under O +normal O +culture O +conditions O +until O +OD600 O +nm O +1 O +. O +5 O +. O + +Cells O +were O +harvested O +, O +resuspended O +in O +PBS O +( O +pH O +7 O +. O +4 O +) O +and O +mechanically O +lysed O +using O +Lysing O +Matrix O +B O +( O +BIO O +101 O +Systems O +) O +tubes O +and O +a O +FastPrep O +FP120 O +( O +BIO O +101 O +Systems O +) O +. O + +Suspensions O +were O +clarified O +by O +centrifugation O +and O +supernatants O +, O +containing O +soluble O +cytoplasmic O +proteins O +, O +were O +transferred O +to O +Amicon O +Ultra O +centrifugal O +filter O +devices O +( O +Millipore O +) O +with O +a O +pore O +cut O +- O +off O +size O +of O +10 O +kDa O +. O + +Proteins O +were O +then O +washed O +and O +concentrated O +in O +1 O +x O +binding O +buffer O +( O +10 O +mM O +Tris O +- O +HCl O +, O +pH O +7 O +. O +5 O +, O +1 O +mM O +EDTA O +, O +and O +1 O +mM O +DTT O +, O +0 O +. O +5 O +M O +NaCl O +) O +. O + +Protein O +concentrations O +were O +measured O +by O +Bradford O +assay O +( O +BioRad O +Laboratories O +GmbH O +) O +[ O +32 O +] O +. O + +Primer O +pair O +me36F O +/ O +me36Rbiot O +( O +Table O +2 O +) O +were O +used O +to O +amplify O +a O +biotinylated O +mecA O +promoter O +/ O +operator O +fragment O +, O +which O +was O +bound O +to O +streptavidin O +coated O +magnetic O +beads O +( O +Dynabeads O +M O +- O +280 O +Streptavidin O +, O +DYNAL O +BIOTECH O +) O +according O +to O +the O +manufacturer O +' O +s O +instructions O +. O + +Binding O +reactions O +, O +containing O +DNA O +- O +coated O +beads O +mixed O +with O +100 O +mu O +g O +of O +crude O +protein O +extract O +in O +1 O +x O +protein O +binding O +buffer O +( O +20 O +mM O +Hepes O +, O +pH O +7 O +. O +6 O +, O +1 O +mM O +EDTA O +, O +10 O +mM O +( O +NH4 O +) O +2SO4 O +, O +1 O +mM O +DTT O +, O +0 O +. O +2 O +% O +Tween O +20 O +( O +w O +/ O +v O +) O +, O +30 O +mM O +KCl O +) O +, O +0 O +. O +02 O +mu O +g O +/ O +mu O +l O +poly O +d O +( O +I O +- O +C O +) O +and O +2 O +ng O +/ O +mu O +l O +poly O +L O +- O +lysine O +, O +were O +incubated O +at O +room O +temperature O +for O +30 O +min O +with O +constant O +rotation O +. O + +Beads O +were O +then O +washed O +and O +binding O +- O +proteins O +eluted O +in O +elution O +buffer O +( O +1 O +x O +protein O +binding O +buffer O +containing O +2 O +M O +KCl O +) O +. O + +Eluted O +proteins O +were O +dialysed O +against O +water O +, O +concentrated O +by O +evaporation O +, O +and O +run O +on O +15 O +% O +SDS O +polyacrylamide O +gels O +. O + +Gels O +were O +silver O +stained O +using O +the O +Protein O +Silver O +Staining O +kit O +( O +Amersham O +Biosciences O +AB O +) O +without O +the O +addition O +of O +glutaraldehyde O +. O + +Protein O +bands O +were O +excised O +from O +gels O +and O +analysed O +by O +mass O +spectrometry O +( O +LC O +/ O +ESI O +/ O +MS O +/ O +MS O +) O +at O +the O +Functional O +Genomics O +Centre O +, O +Zurich O +. O + +The O +SA1665 O +protein O +sequence O +[ O +BAB42933 O +] O +was O +analysed O +by O +Blast O +search O +and O +motif O +scan O +. O + +Expression O +of O +recombinant O +SA1665 O +protein O + +SA1665 O +was O +amplified O +using O +primer O +pair O +me65BamHI O +/ O +me65XhoI O +( O +Table O +2 O +) O +and O +cloned O +in O +- O +frame O +into O +pET28nHis6 O +( O +unpublished O +, O +D O +. O +Frey O +) O +. O + +The O +resulting O +plasmid O +, O +pME20 O +, O +was O +transformed O +into O +E B +. I +coli I +BL21 I +for O +expression O +of O +recombinant O +nHis6 O +- O +SA1665 O +protein O +. O + +To O +maximise O +the O +abundance O +of O +soluble O +protein O +produced O +, O +cultures O +were O +grown O +in O +osmotic O +shock O +medium O +at O +37 O +degrees O +C O +( O +1 O +g O +/ O +l O +NaCl O +, O +16 O +g O +/ O +l O +tryptone O +, O +10 O +g O +/ O +l O +yeast B +, O +1 O +M O +sorbitol O +, O +10 O +mM O +betaine O +, O +modified O +from O +[ O +33 O +] O +) O +to O +an O +OD600 O +nm O +of O +0 O +. O +5 O +, O +cooled O +briefly O +on O +ice O +, O +then O +induced O +by O +adding O +100 O +mu O +M O +IPTG O +and O +growing O +overnight O +at O +22 O +degrees O +C O +. O + +Crude O +soluble O +proteins O +were O +extracted O +using O +CelLyticB O +2 O +x O +cell O +lysis O +reagent O +( O +SIGMA O +) O +. O + +HIS O +- O +Select O +Cobalt O +Affinity O +Gel O +( O +SIGMA O +) O +was O +used O +to O +purify O +recombinant O +nHis6 O +- O +SA1665 O +according O +to O +the O +manufacturer O +' O +s O +instructions O +. O + +Electro O +mobility O +shift O +assay O + +For O +gel O +shift O +assays O +, O +6 O +ng O +aliquots O +of O +the O +biotinylated O +- O +DNA O +fragment O +used O +for O +binding O +- O +protein O +purification O +were O +incubated O +with O +0 O +- O +250 O +ng O +of O +purified O +nHis6 O +- O +SA1665 O +protein O +in O +1 O +x O +binding O +buffer O +( O +20 O +mM O +Hepes O +pH O +7 O +. O +6 O +, O +1 O +mM O +EDTA O +, O +10 O +mM O +( O +NH4 O +) O +2SO4 O +, O +1 O +mM O +DTT O +, O +0 O +. O +2 O +% O +Tween O +20 O +( O +w O +/ O +v O +) O +, O +30 O +mM O +KCl O +) O +containing O +0 O +. O +05 O +mu O +g O +/ O +mu O +l O +poly O +d O +( O +I O +- O +C O +) O +( O +Roche O +) O +and O +5 O +ng O +/ O +mu O +l O +poly O +L O +- O +lysine O +( O +Roche O +) O +. O + +For O +control O +binding O +reactions O +, O +130 O +x O +unlabelled O +mec O +operator O +DNA O +( O +amplified O +using O +primers O +me36F O +/ O +me36R O +, O +Table O +2 O +) O +was O +used O +as O +a O +specific O +binding O +competitor O +and O +6 O +ng O +of O +herring O +sperm O +DNA O +was O +used O +as O +unspecific O +competitor O +DNA O +. O + +Binding O +was O +carried O +out O +at O +22 O +degrees O +C O +for O +30 O +min O +. O + +Samples O +were O +run O +on O +6 O +% O +native O +polyacrylamide O +gels O +, O +contact O +blotted O +onto O +positively O +charged O +nylon O +membrane O +and O +detected O +with O +the O +Biotin O +Chromogenic O +Detection O +Kit O +( O +Fermentas O +) O +. O + +Primer O +extension O + +RNA O +was O +extracted O +from O +CHE482 O +cultures O +that O +were O +grown O +to O +OD600 O +nm O +0 O +. O +5 O +, O +as O +previously O +described O +[ O +12 O +] O +. O + +Primer O +extension O +reactions O +were O +performed O +using O +20 O +mu O +g O +of O +total O +RNA O +and O +3 O +pmol O +of O +the O +5 O +' O +- O +biotin O +- O +labelled O +primers O +me97 O +and O +me98 O +( O +Table O +2 O +) O +using O +Superscript O +II O +reverse O +transcriptase O +( O +Invitrogen O +) O +, O +according O +to O +the O +manufacturers O +instructions O +. O + +Sequencing O +reactions O +were O +performed O +using O +the O +Thermo O +Sequenase O +cycle O +sequencing O +kit O +( O +U O +. O +S O +. O +Biochemicals O +) O +. O + +The O +Biotin O +Chromogenic O +Detection O +Kit O +( O +Fermentas O +) O +was O +used O +for O +biotin O +detection O +. O + +Markerless O +deletion O +of O +SA1665 O + +In O +frame O +markerless O +deletions O +of O +SA1665 O +, O +from O +the O +chromosomes O +of O +CHE482 O +, O +ZH37 O +, O +ZH44 O +, O +and O +ZH73 O +, O +were O +constructed O +using O +the O +pKOR1 O +allelic O +replacement O +system O +, O +as O +described O +by O +Bae O +et O +al O +. O + +[ O +34 O +] O +. O + +Primer O +pairs O +used O +to O +amplify O +the O +DNA O +fragments O +flanking O +SA1665 O +, O +for O +recombination O +into O +pKOR1 O +were O +: O +me62attB1 O +/ O +me51BamHI O +and O +me62BamHI O +/ O +me62attB2 O +( O +Table O +2 O +) O +. O + +All O +deletion O +mutants O +were O +confirmed O +by O +nucleotide O +sequencing O +over O +the O +deleted O +region O +, O +as O +well O +as O +by O +Southern O +blot O +analysis O +[ O +35 O +] O +and O +pulsed O +field O +gel O +electrophoresis O +( O +PFGE O +) O +[ O +36 O +] O +. O + +Cloning O +of O +SA1665 O +for O +complementation O + +A O +1533 O +- O +bp O +DNA O +fragment O +, O +containing O +SA1665 O +together O +with O +690 O +- O +bp O +of O +upstream O +and O +379 O +- O +bp O +of O +downstream O +DNA O +, O +was O +amplified O +from O +strain O +CHE482 O +using O +primers O +me94BamHI O +/ O +me94Asp718 O +( O +Table O +2 O +) O +and O +cloned O +into O +the O +E B +. I +coli I +/ O +S B +. I +aureus I +shuttle O +vectors O +pAW17 O +and O +pBUS1 O +[ O +37 O +] O +, O +creating O +the O +complementing O +plasmids O +pME26 O +and O +pME27 O +, O +respectively O +. O + +Plasmids O +were O +electroporated O +into O +RN4220 O +[ O +38 O +] O +and O +then O +transduced O +into O +different O +strains O +using O +phage O +80 O +alpha O +. O + +Northern O +blot O +analysis O + +Strains O +were O +grown O +overnight O +in O +LB O +( O +Difco O +) O +, O +diluted O +1 O +: O +200 O +and O +grown O +for O +another O +3 O +h O +. O + +This O +preculture O +was O +used O +to O +inoculate O +150 O +ml O +( O +1 O +: O +1000 O +) O +of O +fresh O +prewarmed O +LB O +. O + +Cells O +were O +then O +grown O +to O +OD600 O +nm O +0 O +. O +25 O +or O +1 O +. O +0 O +and O +either O +left O +uninduced O +or O +induced O +with O +cefoxitin O +4 O +or O +120 O +mu O +g O +/ O +ml O +. O + +Cultures O +were O +sampled O +from O +both O +uninduced O +and O +induced O +cells O +at O +time O +point O +0 O +' O +before O +induction O +and O +at O +10 O +' O +and O +30 O +' O +( O +min O +) O +after O +induction O +. O + +To O +monitor O +SA1665 O +expression O +over O +growth O +, O +separate O +cultures O +were O +also O +sampled O +at O +different O +growth O +stages O +corresponding O +to O +OD600 O +nm O +0 O +. O +25 O +, O +0 O +. O +5 O +, O +1 O +, O +2 O +, O +and O +4 O +. O + +Total O +RNA O +was O +extracted O +as O +described O +by O +Cheung O +et O +al O +. O + +[ O +39 O +] O +. O + +RNA O +samples O +( O +10 O +mu O +g O +) O +were O +separated O +in O +a O +1 O +. O +5 O +% O +agarose O +- O +20 O +mM O +guanidine O +thiocyanate O +gel O +in O +1 O +x O +TBE O +running O +buffer O +[ O +40 O +] O +, O +then O +transferred O +and O +detected O +as O +described O +previously O +[ O +41 O +] O +. O + +Digoxigenin O +( O +DIG O +) O +labelled O +- O +probes O +were O +amplified O +using O +the O +PCR O +DIG O +Probe O +synthesis O +kit O +( O +Roche O +) O +. O + +Table O +2 O +contains O +the O +list O +of O +primer O +pairs O +used O +for O +the O +amplification O +of O +SA1664 O +, O +SA1665 O +, O +SA1666 O +, O +SA1667 O +, O +mecR1 O +and O +mecA O +[ O +42 O +] O +probes O +. O + +All O +Northern O +' O +s O +were O +repeated O +at O +least O +two O +times O +, O +using O +independently O +isolated O +RNA O +samples O +. O + +Western O +blot O +analysis O + +Cells O +were O +cultured O +, O +as O +described O +for O +Northern O +blot O +analysis O +, O +to O +OD600 O +nm O +1 O +. O +0 O +, O +then O +induced O +with O +cefoxitin O +4 O +mu O +g O +/ O +ml O +. O + +Samples O +were O +collected O +at O +time O +0 O +( O +before O +induction O +) O +, O +10 O +and O +30 O +min O +( O +after O +induction O +) O +. O + +Cells O +were O +harvested O +by O +centrifugation O +, O +resuspended O +in O +PBS O +pH O +7 O +. O +4 O +containing O +DNase O +, O +lysostaphin O +and O +lysozyme O +( O +150 O +mu O +g O +/ O +ml O +of O +each O +) O +and O +incubated O +for O +1 O +h O +at O +37 O +degrees O +C O +. O + +Suspensions O +were O +then O +sonicated O +and O +protein O +aliquots O +( O +15 O +mu O +g O +) O +were O +separated O +on O +7 O +. O +5 O +% O +SDS O +- O +polyacrylamide O +gels O +, O +blotted O +onto O +nitrocellulose O +membranes O +( O +Hybond O +) O +and O +stained O +with O +Ponceau O +to O +confirm O +equal O +protein O +loading O +. O + +PBP2a O +detection O +was O +performed O +using O +monoclonal O +PBP2a O +antibody O +( O +1 O +: O +20000 O +) O +from O +the O +MRSA B +- O +screen O +kit O +( O +Denka O +Seiken O +) O +. O + +Authors O +' O +contributions O + +ME O +carried O +out O +molecular O +genetic O +and O +microbiological O +studies O +and O +drafted O +the O +manuscript O +. O + +BB O +participated O +in O +the O +design O +of O +the O +study O +and O +helped O +to O +draft O +the O +manuscript O +. O + +NM O +participated O +in O +the O +design O +and O +coordination O +of O +the O +study O +, O +carried O +out O +molecular O +biological O +studies O +and O +helped O +to O +draft O +the O +manuscript O +. O + +All O +authors O +read O +and O +approved O +the O +final O +manuscript O +. O + +Organization O +and O +structure O +of O +the O +mouse B +interleukin O +- O +2 O +gene O +. O + +Abstract O + +We O +have O +cloned O +a O +chromosomal O +DNA O +segment O +which O +covers O +the O +entire O +sequence O +for O +the O +murine B +interleukin O +- O +2 O +gene O +and O +analysed O +the O +structure O +of O +the O +gene O +. O + +The O +coding O +regions O +are O +separated O +into O +four O +blocks O +by O +three O +introns O +each O +of O +which O +is O +located O +similarly O +to O +the O +corresponding O +human B +gene O +. O + +The O +exon O +sequences O +can O +be O +aligned O +perfectly O +with O +the O +previously O +cloned O +cDNA O +sequence O +. O + +Of O +particular O +interests O +is O +the O +presence O +of O +sequences O +within O +the O +5 O +' O +- O +flanking O +region O +which O +are O +highly O +conserved O +between O +mouse B +and O +man B +. O + +The O +conserved O +region O +which O +spans O +more O +than O +400 O +base O +pairs O +may O +play O +a O +role O +in O +the O +regulation O +of O +IL O +- O +2 O +gene O +expression O +. O +Images O + +Volume O +12 O +Number O +24 O +1984 O +Nucleic O +Acids O +Research O + +Organization O +and O +structure O +of O +the O +mouse B +interleukin O +- O +2 O +gene O + +Akira O +Fuse O +* O +, O +Takashi O +Fujita O +, O +Hidetaro O +Yasumitsu O +, O +Nobukazu O +Kashima O ++ O +, O +Katsushige O +Hasegawa O +and O +Tadatsugu O +Taniguchi O +? O + +Department O +of O +Biochemistry O +, O +Cancer O +Institute O +, O +Japanese O +Foundation O +for O +Cancer O +Research O +, O +Toshimaku O +, O +Tokyo O +170 O +and O +Institute O +for O +Molecular O +and O +Cellular O +Biology O +, O +Osaka O +University O +, O +Suita O +- O +shi O +, O +Osaka O +565 O +, O +Japan O + +Received O +10 O +October O +1984 O +; O +Revised O +and O +Accepted O +20 O +November O +1984 O + +ABSTRACT O + +We O +have O +cloned O +a O +chromosomal O +DNA O +segment O +which O +covers O +the O +entire O +sequence O +for O +the O +murine B +interleukin O +- O +2 O +gene O +and O +analysed O +the O +structure O +of O +the O +gene O +. O + +The O +coding O +regions O +are O +separated O +into O +four O +blocks O +by O +three O +introns O +each O +of O +which O +is O +located O +similarly O +to O +the O +corresponding O +human B +gene O +. O + +The O +exon O +sequences O +can O +be O +aligned O +perfectly O +with O +the O +previously O +cloned O +cDNA O +sequence O +. O + +Of O +particular O +interests O +is O +the O +presence O +of O +sequences O +within O +the O +5 O +' O +flanking O +region O +which O +are O +highly O +conserved O +between O +mouse B +and O +man B +. O + +The O +conserved O +region O +which O +spans O +more O +than O +400 O +base O +pairs O +may O +play O +a O +role O +in O +the O +regulation O +of O +IL O +- O +2 O +gene O +expression O +. O + +INTRODUCTION O + +Interleukin O +- O +2 O +( O +IL O +- O +2 O +) O +is O +a O +lymphokine O +produced O +by O +T O +cells O +upon O +antigenic O +or O +mitogenic O +stimulation O +and O +is O +required O +for O +the O +proliferation O +of O +T O +cells O +( O +1 O +, O +2 O +) O +. O + +Several O +other O +biological O +activities O +of O +IL O +- O +2 O +which O +appear O +to O +be O +crucial O +in O +the O +immune O +regulation O +have O +also O +been O +reported O +( O +3 O +, O +4 O +. O +5 O +. O +6 O +. O +7 O +. O +) O +. O + +We O +previously O +reported O +isolation O +and O +sequence O +analysis O +of O +the O +cDNA O +for O +human B +IL O +- O +2 O +( O +8 O +) O +, O +as O +well O +as O +the O +chromosomal O +gene O +( O +9 O +) O +. O + +More O +recently O +, O +we O +have O +isolated O +a O +cDNA O +which O +encodes O +murine B +IL O +- O +2 O +( O +Kashima O +et O +al O +. O +, O +submitted O +for O +publication O +) O +. O + +The O +cDNA O +contains O +a O +unique O +tandem O +repeat O +of O +CAG O +sequence O +which O +would O +encode O +12 O +consecutive O +glutamine O +residues O +in O +the O +active O +IL O +- O +2 O +molecule O +. O + +In O +order O +to O +study O +the O +structure O +of O +the O +murine B +IL O +- O +2 O +chromosomal O +gene O +and O +its O +controlling O +region O +, O +we O +isolated O +and O +analysed O +a O +A O +phage O +clone O +containing O +the O +gene O +and O +its O +flanking O +sequences O +. O + +MATERIALS O +AND O +METHODS O + +Southern O +blotting O +of O +total O +mouse B +DNA O + +Mouse B +chromosomal O +DNA O +was O +extracted O +from O +liver O +of O +BALB O +/ O +c6 O + +? O +I O +R O +L O +Press O +Limited O +, O +Oxford O +, O +England O +. O + +Nucleic O +Acids O +Research O + +Volume O +12 O +Number O +24 O +1984 O + +9323 O + +Nucleic O +Acids O +Research O + +mouse B +as O +described O +before O +( O +10 O +) O +. O + +High O +molecular O +genomic O +DNA O +was O +digested O +with O +various O +restriction O +enzymes O +and O +electrophoresed O +on O +0 O +. O +8 O +% O +agarose O +gel O +. O + +Blotting O +analysis O +of O +DNA O +was O +carried O +out O +by O +the O +method O +of O +Southern O +( O +11 O +) O +. O + +Hybridization O +was O +carried O +out O +as O +described O +previously O +and O +filters O +were O +washed O +either O +in O +3 O +x O +SSC O +at O +650C O +( O +lower O +stringent O +condition O +) O +or O +in O +0 O +. O +1 O +x O +SSC O +at O +650C O +( O +higher O +stringent O +condition O +) O +. O + +Screening O +of O +genomic O +DNA O +library O + +A O +bacteriophage O +XCharon O +4A O +/ O +mouse B +genomic O +DNA O +library O +prepared O +with O +partial O +EcoRI O +digests O +of O +mouse B +DNA O +from O +MPC O +11 O +plasmacytoma O +cells O +was O +kindly O +provided O +by O +Dr O +. O +T O +. O + +Honjo O +. O + +Mouse B +IL O +- O +2 O +- O +specific O +clones O +were O +screened O +by O +the O +method O +of O +Benton O +and O +Davis O +( O +12 O +) O +, O +using O +700 O +bp O +PstI O +- O +AccI O +fragment O +of O +a O +cDNA O +clone O +, O +pMIL2 O +- O +45 O +as O +the O +probe O +( O +Kashima O +et O +al O +. O +, O +submitted O +for O +publication O +) O +. O + +Hybridization O +was O +performed O +as O +described O +previously O +( O +13 O +) O +. O + +Positive O +clones O +were O +rescreened O +at O +least O +twice O +. O + +Subcloninq O +and O +sequencing O +of O +the O +mouse B +IL O +- O +2 O +gene O + +Two O +EcoRI O +fragments O +of O +3 O +. O +3 O +Kbp O +and O +2 O +. O +8 O +Kbp O +from O +the O +positive O +recombinant O +X O +phage O +were O +subcloned O +into O +EcoRI O +site O +of O +plasmid O +pBR322 O +. O + +DNA O +segments O +derived O +from O +subcloned O +3 O +. O +3 O +Kbp O +and O +2 O +. O +8 O +Kbp O +fragments O +were O +labelled O +at O +either O +3 O +' O +end O +or O +5 O +' O +end O +, O +and O +subjected O +to O +sequence O +analysis O +by O +the O +chemical O +degradation O +method O +( O +14 O +) O +. O + +The O +0 O +. O +8 O +Kbp O +EcoRI O +fragment O +from O +the O +same O +X O +phage O +clone O +was O +directly O +subjected O +to O +sequence O +analysis O +by O +the O +dideoxy O +chain O +termination O +method O +( O +15 O +) O +. O + +RESULTS O + +Total O +DNA O +blotting O +analysis O + +In O +order O +to O +study O +structural O +organization O +of O +the O +mouse B +IL O +- O +2 O +gene O +, O +we O +first O +subjected O +total O +mouse B +DNA O +to O +the O +blotting O +analysis O +by O +using O +various O +probes O +specific O +for O +IL O +- O +2 O +gene O +. 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O +0 O + +TAGGAGGTAAACCATCTCGA O +- O +400 O +- O +350 O + +GATTTATTCTTTTCATCTAT O + +- O +300 O +- O +250 O + +CATGAGTTACTTTTGTGTCT O + +- O +200 O +- O +150 O + +TGGGCTAACCCGACCAAGAG O + +- O +100 O +- O +50 O + +AAACAAAGGTAATACTTTCT O +CAGCATTAACAGTATAAATT O +TCACCCTTGCTAATCACTCC O + +50 O +100 O + +ATG O +TAC O +AGC O +ATG O +CAG O +CTC O +GCA O +TCC O +TGT O +GTC O +ACA O +TTG O +ACA O +CTT O +GTG O +CTC O +CTT O +GTC O +AAC O +AGC O +GCA O +CCC O +ACT O +Met O +Tyr O +Ser O +Met O +Gln O +Leu O +Ala O +Ser O +Cys O +Val O +Thr O +Leu O +Thr O +Leu O +Val O +Leu O +Leu O +Val O +Asn O +Ser O +Ala O +Pro O +Thr O + +150 O + +TCA O +AGC O +TCC O +ACT O +TCA O +AGC O +TCT O +ACA O +GCG O +GAA O +GCA O +CAG O +CAG O +CAG O +CAG O +CAG O +CAG O +CAG O +CAG O +CAG O +CAG O +CAG O +CAG O +Ser O +Ser O +Ser O +Thr O +Ser O +Ser O +Ser O +Thr O +Ala O +Glu O +Ala O +Gln O +Gln O +Gln O +Gln O +Gln O +Gln O +Gln O +Gln O +Gln O +Gln O +Gln O +Gln O + +200 O + +CAC O +CTG O +GAG O +CAG O +CTG O +TTG O +ATG O +GAC O +CTA O +CAG O +GAG O +CTC O +CTG O +AGC O +AGG O +ATG O +GAG O +GTAAGTGCACAGCCATCCCA O +His O +Leu O +Glu O +Gln O +Leu O +Leu O +Met O +Asp O +Leu O +Gln O +Glu O +Leu O +Leu O +Ser O +Arg O +Met O +Glu O + +TATAGGCAATACCTTTAGCT O +AAT O +TAC O +AGG O +AAC O + +lAsn O +Tyr O +Arg O +Asn O +250 O + +CTG O +AAA O +CTC O +CCC O +AGG O +ATG O +CTC O +ACC O +TTC O +AAA O +TTT O +TAC O +TTG O +CCC O +AAG O +CAG O +GTGAGTGAGTTTCTGTTTAA O +Leu O +Lys O +Leu O +Pro O +Arg O +Met O +Leu O +Thr O +Phe O +Lys O +Phe O +Tyr O +Leu O +Pro O +Lys O +Gln O + +TCTAATG O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +_ O +_ O + +? O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +_ O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +2000 O +bp O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +? O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +AATGTGAACCTTGTAGTTTC O +TATGCATTGGTAGAGAAACA O +TGGTTGTGAGCTCTTGCTCT O +CCTTCTCTTGATTAGAGAGA O + +300 O +350 O + +GCC O +ACA O +GAA O +TTG O +AAA O +GAT O +CTT O +CAG O +TGC O +CTA O +GAA O +GAT O +GAA O +CTT O +GGA O +CCT O +CTG O +CGG O +CAT O +GTT O +CTG O +GAT O +TTG O +Ala O +Thr O +Glu O +Leu O +Lys O +Asp O +Leu O +Gln O +Cys O +Leu O +Glu O +Asp O +Glu O +Leu O +Gly O +Pro O +Leu O +Arg O +His O +Val O +Leu O +Asp O +Leu O + +490 O + +ACT O +CAA O +AGC O +AAA O +AGC O +TTT O +CAA O +TTG O +GAA O +GAT O +GCT O +GAG O +AAT O +TTC O +ATC O +AGC O +AAT O +ATC O +AGA O +GTA O +ACT O +GTT O +GTA O +Thr O +Gln O +Ser O +Lys O +Ser O +Phe O +Gln O +Leu O +Glu O +Asp O +Ala O +Glu O +Asn O +Phe O +Ile O +Ser O +Asn O +Ile O +Arg O +Val O +Thr O +Val O +Val O +AAA O +CTA O +AAG O +GTAAGGTGTTGCTTTATTTG O +Lys O +Leu O +Lys O + +CTTTGATGGGTTCTGTGCAT O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +1000 O +bp O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +- O +GAATTCTACAGAAGTGTTCA O +TATTTTTTATGCTTTACCAT O + +CAGTGTTAAAATAAATGCCT O + +450 O +500 O + +GGC O +TCT O +GAC O +AAC O +ACA O +TTT O +GAG O +TGC O +CAA O +TTC O +GAT O +GAT O +GAG O +TCA O +GCA O +ACT O +GTG O +GTG O +GAC O +TTT O +CTG O +AGG O +AGA O +Gly O +Ser O +Asp O +Asn O +Thr O +Phe O +Glu O +Cys O +Gln O +Phe O +Asp O +Asp O +GlU O +Ser O +Ala O +Thr O +Val O +Val O +Asp O +Phe O +Leu O +Arg O +Arg O + +550 O + +TGG O +ATA O +GCC O +TTC O +TGT O +CAA O +AGC O +ATC O +ATC O +TCA O +ACA O +AGC O +CCT O +CAA O +TAACTATGTACCTCCTGCTT O +Trp O +Ile O +Ala O +Phe O +Cys O +Gln O +Ser O +Ile O +Ile O +Ser O +Thr O +Ser O +Pro O +Gln O + +600 O +650 O + +TCTCTATTTAT4TAAATATT O + +700 O +750 O + +GATCTTTAAAGATTCTTTTT O ++ O +ATTATATTGAATTGTTAAAT O + +< O +4 O +> O +800 O +850 O + +ATCATGTGTAGGTAGACTcA O +TAAAAGTAmAGATGATTCAA O + +900 O +0 O +" O + +TAAGCGCTAAAATAACTTCT O +AAA O +GATGGCTTGTGGGAAAAGAT O + +Fig O +. O + +3 O +. O + +Nucleotide O +sequence O +of O +mouse B +IL O +- O +2 O +gene O +. O + +Four O +exons O +are O +framed O +. O + +Numbers O +refer O +to O +nucleotide O +positions O +of O +exons O +from O +the O +presumed O +cap O +site O +. O + +Dots O +and O +open O +circles O +indicate O +TATA O +box O +and O +poly O +A O +additional O +signals O +, O +respectively O +. O + +9328 O + +Nucleic O +Acids O +Research O + +- O +4 O +5 O +0 O +- O +400 O + +TAGGAGGT O +AAACCA O +T O +CTCGAAAC O +GGAAACCAATATCCTTCCTG O + +. O +0 O +* O +. O +0 O +. O +- O +* O +. O + +* O +. O +. O +* O +- O +- O +. O + +- O +- O +. O +* O +- O +@ O +. O +. O +. O +. O +. O +. O +. O +. O +. O +. O +. O +. O +. O +. O + +- O +- O +- O +* O +- O +* O +* O + +TAAAAAGGTAAAACCAGTTC O +GAAACAGGAAACCAATACAC O +CATTTATTCTTTTCATCTGT O + +- O +350 O +- O +300 O + +TCTTGCGCCCGTCCACCACA O +T O +ACAGGTTCAGGATGGTTTTG O +TCTTGCTCTTGTTCACCACA O +TGCTATTCACATGTTCAGTG O +TGAGTTACTTTTGTATCCC O + +- O +250 O + +CA O +CCCC O +AAAG O +AGGAAAATTTGTTTCATACG O +CCACCTAAGAGTGGGCTAAC O + +* O +~ O +~ O +~ O +~ O +~ O +. O +. O +. O +. O +. O + +* O +. O +- O +- O +* O +. O +. O +- O +* O +. O +- O +- O +. O +* O +* O +. O + +* O +- O +. O + +- O +- O +. O + +* O +- O +* O +- O +- O +- O +* O +- O +0 O +@ O +* O +- O +- O +0 O +. O +. O + +. O + +CACCCCCTTAAAGAAAGGAG O + +- O +200 O +- O +150 O + +CCAAGAGGGATTTCACCTAA O +GGGGTTTAAACAAATTCCAG O +CAAAGAGGGATTTCACCTAC O +AAATTCCAAAGAGTCATCAG O + +- O +100 O +- O +50 O + +TACTTTCTGCCACACAGGTA O +TGTTTTTT O +CAGACAGGTAAAGTC O +TTTGAAAATATGTGTAATAT O +ATAAGCCTCCCATGCTGAAG O +Mouse B +rTATGCATCTCTTGTTCAAG O +Human B + +Fig O +. O + +4 O +. O + +Comparison O +of O +5 O +' O +- O +flanking O +regions O +of O +mouse B +and O +human B +IL O +- O +2 O +genes O +. O + +In O +aligning O +the O +sequences O +for O +both O +genes O +, O +gaps O +were O +introduced O +to O +maximize O +homology O +. O + +Dots O +indicate O +identical O +nucleotide O +sequences O +. O + +Number O +1 O +indicates O +putative O +transcription O +initiation O +site O +. O + +Inverted O +repeats O +are O +indicated O +by O +bars O +and O +dashed O +lines O +. O + +TATA O +box O +is O +framed O +. O + +of O +both O +genes O +is O +illustrated O +in O +Fig O +. O + +4 O +. O + +The O +nucleotide O +sequence O +homology O +from O +the O +TATA O +box O +to O +- O +470 O +is O +85 O +% O +. O + +The O +highest O +region O +of O +homology O +was O +observed O +between O +the O +TATA O +box O +and O +position O +- O +97 O +( O +60 O +bp O +matches O +out O +of O +64 O +bp O +) O +of O +both O +genes O +. O + +DISCUSSION O + +We O +have O +isolated O +recombinant O +clones O +for O +mouse B +IL O +- O +2 O +gene O +from O +a O +phage O +Charon O +4A O +/ O +mouse B +genomic O +DNA O +library O +and O +determined O +the O +entire O +sequence O +of O +the O +gene O +except O +for O +the O +sequence O +of O +the O +internal O +portion O +of O +the O +second O +and O +third O +introns O +. O + +The O +mouse B +IL O +- O +2 O +cDNA O +sequence O +was O +aligned O +with O +the O +genomic O +sequence O +and O +both O +sequences O +matched O +completely O +each O +other O +. O + +The O +unusual O +CAG O +repeats O +encoding O +12 O +glutamines O +which O +was O +found O +previously O +in O +the O +cloned O +cDNA O +was O +shown O +to O +be O +present O +also O +in O +the O +chromosomal O +gene O +. O + +This O +finding O +further O +excludes O +the O +possibility O +that O +the O +unique O +repeat O +is O +generated O +by O +artifacts O +during O +the O +cDNA O +cloning O +process O +. O + +Although O +we O +can O +not O +rule O +out O +the O +possibility O +for O +the O +deletion O +of O +this O +sequence O +in O +the O +human B +IL O +- O +2 O +gene O +, O +it O +is O +more O +likely O +that O +the O +CAG O +repeat O +has O +been O +generated O +in O +the O +mouse B +genome O +rather O +recently O +. O + +The O +repeat O +could O +have O +been O +generated O +either O +by O +a O +direct O +insertion O +of O +the O +sequence O +or O +by O +the O +duplication O +after O +insertion O +of O +a O +unit O +sequence O +. O + +9329 O + +Nucleic O +Acids O +Research O + +Organization O +of O +the O +mouse B +IL O +- O +2 O +gene O +resembles O +to O +that O +of O +the O +human B +gene O +( O +Fig O +. O +2 O +. O +, O +ref O +. O +9 O +) O +. O + +There O +seems O +to O +be O +little O +sequence O +homology O +between O +corresponding O +introns O +of O +mouse B +and O +human B +IL O +- O +2 O +genes O +, O +except O +for O +the O +intron O +- O +exon O +junctions O +part O +of O +which O +is O +thought O +to O +be O +necessary O +for O +the O +RNA O +splicing O +( O +17 O +, O +18 O +) O +. O + +Dissimilarity O +of O +the O +intron O +sequences O +among O +the O +genes O +which O +are O +derived O +from O +a O +common O +ancestor O +has O +been O +reported O +in O +other O +genes O +( O +19 O +, O +20 O +) O +. O + +In O +spite O +of O +the O +divergence O +in O +sequence O +of O +introns O +, O +the O +size O +and O +position O +of O +the O +introns O +are O +very O +similar O +between O +the O +murine B +and O +human B +IL O +- O +2 O +genes O +. O + +Of O +particular O +interests O +is O +the O +presence O +of O +highly O +conserved O +sequences O +in O +the O +5 O +' O +- O +flanking O +region O +of O +the O +human B +and O +mouse B +IL O +- O +2 O +gene O +( O +Fig O +. O +4 O +) O +. O + +Whereas O +the O +coding O +region O +shows O +nucleotide O +sequence O +homology O +of O +72 O +% O +between O +the O +two O +genes O +, O +the O +5 O +' O +upstream O +region O +spanning O +about O +500 O +bp O +( O +Fig O +. O +4 O +) O +shows O +85 O +% O +homology O +which O +was O +readily O +detectable O +by O +the O +blotting O +analysis O +( O +Fig O +. O +1 O +, O +lane O +1 O +- O +4 O +) O +. O + +Since O +we O +have O +not O +yet O +determined O +the O +nucleotide O +sequence O +further O +upstream O +of O +the O +mouse B +gene O +, O +we O +do O +not O +know O +whether O +or O +not O +this O +similarity O +extends O +further O +. O + +It O +is O +likely O +that O +such O +sequences O +are O +involved O +in O +the O +controlled O +expression O +of O +the O +IL O +- O +2 O +genes O +in O +activated O +T O +- O +lymphocytes O +. O + +Work O +is O +in O +progress O +to O +identify O +such O +DNA O +sequences O +by O +introducing O +the O +cloned O +genes O +into O +various O +lymphocytic O +cell O +lines O +. O + +Our O +preliminary O +results O +indicate O +that O +the O +5 O +' O +- O +flanking O +sequence O +of O +the O +human B +IL O +- O +2 O +gene O +mediates O +mitogen O +induced O +expression O +of O +the O +gene O +in O +T O +- O +lymphocytic O +cells O +( O +Fujita O +& O +Taniguchi O +, O +unpublished O +observation O +) O +. O + +ACKNOWLEDGEMENTS O + +We O +thank O +Dr O +. O +T O +. O + +Honjo O +for O +mouse B +gene O +library O +. O + +We O +are O +also O +indepted O +to O +Ms O +. O +M O +. O + +Nagatsuka O +for O +typing O +the O +manuscript O +. O + +This O +work O +was O +supported O +in O +part O +by O +Grant O +- O +in O +- O +Aid O +for O +Special O +Project O +Research O +, O +Cancer O +- O +Bioscience O +from O +the O +Ministry O +of O +Education O +, O +Science O +and O +Culture O +, O +Japan O +. O + +? O +To O +whom O +correspondence O +should O +be O +addressed O + +* O +Present O +address O +: O +Department O +of O +Microbiology O +, O +School O +of O +Medicine O +, O +Chiba O +University O +, O +Chiba O +280 O +, O +Japan O + ++ O +Present O +address O +: O +Central O +Research O +Laboratory O +, O +Ajinomoto O +Co O +. O +Inc O +. O +, O +Totsuka O +- O +ku O +, O +Yokohama O +244 O +, O +Japan O + +9330 O + +Nucleic O +Acids O +Research O + +REFERENCES O + +1 O +. O + +Morgan O +, O +D O +. O + +A O +. O +, O +Ruscetti O +, O +F O +. O + +W O +. O +and O +Gallo O +, O +R O +. O + +( O +1976 O +) O +Science O +, O + +193 O +, O +1007 O +- O +1008 O +. O + +2 O +. O + +Gil O +lis O +, O +S O +. O + +Ferm O +, O +M O +. O + +M O +. O +, O +Ou O +, O +W O +. O +and O +Smith O +, O +K O +. O + +( O +1 O +978 O +) O +J O +. O + +Immunol O +. O +, O +120 O +, O +2023 O +- O +2027 O +. O + +3 O +. O + +Chen O +, O +B O +. O + +M O +. O +and O +Di O +Sabato O +, O +G O +. O + +( O +1976 O +) O +Cell O +. O + +Immunol O +. O +, O +22 O +, O +211 O + +224 O +. O + +4 O +. O + +Henney O +, O +C O +. O + +S O +. O +, O +Kuribayashi O +, O +K O +. O +, O +Kern O +, O +D O +. O + +E O +. O +and O +Gillis O +, O +S O +. O + +( O +1981 O +) O +Nature O +, O +291 O +, O +335 O +- O +338 O +. O + +5 O +. O + +Wagner O +, O +H O +. O +, O +Hardt O +, O +C O +. O +, O +Heeg O +, O +K O +. O +, O +Rollinghoff O +, O +M O +. O +and O + +Pfizenmaier O +, O +K O +. O + +( O +1980 O +) O +Nature O +, O +284 O +, O +278 O +- O +280 O +. O + +6 O +. O + +Farrar O +, O +J O +. O + +J O +. O +, O +Benjamin O +, O +W O +. O + +R O +. O +, O +Hilfikr O +M O +. O + +L O +. O +, O +Howard O +, O +M O +. O +, O + +Farrar O +, O +W O +. O + +L O +. O +and O +Fuller O +- O +Farrar O +, O +J O +. O + +( O +1982 O +) O +Immunol O +. O + +Rev O +. O + +63 O +, O +129 O +- O +166 O +. O + +7 O +. O + +Pearlstein O +, O +K O +. O +, O +Palladino O +, O +M O +. O + +A O +. O +, O +Welte O +, O +K O +. O +and O +Vilcek O +, O +J O +. O + +( O +1983 O +) O +Cell O +. O + +Immunol O +. O +, O +80 O +, O +1 O +- O +9 O +. O + +8 O +. O + +Taniguchi O +, O +T O +. O +, O +Matsui O +, O +H O +. O +, O +Fujita O +, O +T O +. O +, O +Takaoka O +, O +C O +. O +, O +Kashima O +, O + +N O +. O +, O +Yoshimoto O +, O +R O +. O +and O +Hamuro O +, O +J O +. O + +( O +1983 O +) O +Nature O +302 O +, O +305 O +- O +310 O +. O + +9 O +. O + +Fujita O +, O +T O +. O +, O +Takaoka O +, O +C O +. O +, O +Matsui O +, O +H O +. O +and O +Taniguchi O +T O +. O + +( O +1983 O +) O + +Proc O +. O + +Natl O +. O + +Acad O +. O + +Sci O +. O + +USA O +80 O +, O +7437 O +- O +7411 O +. O + +10 O +. O + +Ohno O +, O +S O +. O +and O +Taniguchi O +, O +T O +. O + +( O +1982 O +) O +Nucleic O +Acids O +Res O +. O + +10 O +, O +967 O + +977 O +. O + +11 O +. O + +Southern O +, O +E O +. O + +M O +. O + +( O +1975 O +) O +J O +. O + +Mol O +. O + +Biol O +. O + +98 O +, O +503 O +- O +517 O +. O + +12 O +. O + +Benton O +, O +W O +. O + +D O +. O +and O +Davis O +, O +R O +. O + +W O +. O + +( O +1977 O +) O +Science O +196 O +, O +180 O +- O +182 O +. O + +13 O +. O + +Ohno O +, O +S O +. O +and O +Taniguchi O +, O +T O +. O + +( O +1981 O +) O +Proc O +. O + +Natl O +. O + +Acad O +. O + +Sci O +. O + +USA O + +78 O +, O +5305 O +- O +5309 O +. O + +14 O +. O + +Maxam O +, O +A O +. O + +M O +. O +and O +Gilbert O +, O +W O +. O + +( O +1980 O +) O +Meth O +. O + +Enzymol O +. O + +65 O +, O +560 O + +580 O +. O + +15 O +. O + +Sanger O +, O +F O +. O +, O +Nicklen O +, O +S O +. O +and O +Coulson O +, O +A O +. O + +R O +. O + +( O +1977 O +) O +Proc O +. O + +Natl O +. O + +Acad O +. O + +Sci O +. O + +USA O +, O +74 O +, O +5463 O +- O +5467 O +. O + +16 O +. O + +Gillis O +, O +S O +. O +, O +Scheid O +, O +M O +. O +and O +Watson O +, O +J O +. O + +D O +. O +( O +1980 O +) O +J O +. O + +Immunol O +. O + +, O +125 O +, O +2570 O +- O +2580 O +. O + +17 O +. O + +Breathnach O +, O +R O +. O +, O +Benoist O +, O +C O +. O +, O +O O +' O +Hare O +, O +K O +. O +, O +Gannon O +, O +F O +. O +and O + +Chambon O +, O +P O +. O +( O +1978 O +) O +Proc O +. O + +Natl O +. O + +Acad O +. O + +Sci O +. O + +USA O +, O +75 O +, O +4853 O +- O +4857 O +. O + +18 O +. O + +Lerner O +, O +M O +. O + +R O +. O +, O +Boyle O +, O +J O +. O + +A O +. O +, O +Mount O +, O +S O +. O + +M O +. O +, O +Wolin O +, O +S O +. O + +L O +. O +and O + +Steitz O +, O +J O +. O + +A O +. O + +( O +1980 O +) O +Nature O +, O +283 O +, O +220 O +- O +224 O +. O + +19 O +. O + +Van O +Ooyen O +, O +A O +. O +, O +Van O +den O +Berg O +, O +J O +. O +, O +Mantei O +, O +N O +. O +and O +Weissmann O +, O + +C O +. O +( O +1979 O +) O +Science O +, O +206 O +, O +337 O +- O +344 O +. O + +20 O +. O + +Searle O +, O +P O +. O + +F O +. O +, O +Davison O +, O +B O +. O + +L O +. O +, O +Stuart O +, O +G O +. O + +W O +. O +, O +Wilkie O +, O +T O +. O + +M O +. O +, O + +Norstedt O +, O +G O +. O +and O +Palmiter O +, O +R O +. O + +D O +. O + +( O +1984 O +) O +Mol O +. O + +Cell O +. O + +Biol O +. O + +4 O +, O +1221 O +- O +1230 O +. O + +9331 O + +Preparation O +of O +oligodeoxyribonucleo O +methylphosphonates O +on O +a O +polystyrene O +support O +. O + +Abstract O + +An O +efficient O +procedure O +is O +described O +for O +synthesizing O +deoxyribonucleoside O +methylphosphonates O +on O +polystyrene O +polymer O +supports O +which O +involves O +condensing O +5 O +' O +- O +dimethoxytrityldeoxy O +3 O +' O +- O +methylphosphonates O +. O + +The O +oligomers O +are O +removed O +from O +the O +support O +and O +the O +base O +protecting O +groups O +hydrolyzed O +by O +treatment O +with O +ethylenediamine O +in O +ethanol O +, O +which O +avoids O +hydrolysis O +of O +the O +methylphosphonate O +linkages O +. O + +Two O +types O +of O +oligomers O +were O +synthesized O +: O +those O +containing O +only O +methylphosphonate O +linkages O +, O +d O +- O +Np O +( O +Np O +) O +nN O +, O +and O +those O +which O +terminate O +with O +a O +5 O +' O +nucleotide O +residue O +, O +dNp O +( O +Np O +) O +nN O +. O + +The O +latter O +oligomers O +can O +be O +phosphorylated O +by O +polynucleotide O +kinase O +, O +and O +are O +separated O +by O +polyacrylamide O +gel O +electrophoresis O +according O +to O +their O +chain O +length O +. O + +Piperdine O +randomly O +cleaves O +the O +oligomer O +methylphosphonate O +linkages O +and O +generates O +a O +series O +of O +shorter O +oligomers O +whose O +number O +corresponds O +to O +the O +length O +of O +the O +original O +oligomer O +. O + +Apurinic O +sites O +introduced O +by O +acid O +treatment O +spontaneously O +hydrolyze O +to O +give O +oligomers O +which O +terminate O +with O +free O +3 O +' O +and O +5 O +' O +OH O +groups O +. O + +These O +reactions O +may O +be O +used O +to O +characterize O +the O +oligomers O +. O +Images O + +Vlue1Nubr1193NcecAis O + +Preparation O +of O +oligodeoxyribonucleo O +methylphosphonates O +on O +a O +polystyrene O +support O +P O +. O +S O +. O +Miller O +, O +C O +. O +H O +. O +Agris O +, O +A O +. O +Murakami O +, O +P O +. O +M O +. O +Reddy O +, O +S O +. O +A O +. O +Spitz O +and O +P O +. O +O O +. O +P O +. O +Ts O +' O +o O + +Division O +of O +Biophysics O +, O +Johns O +Hopkins O +University O +, O +School O +of O +Hygiene O +and O +Public O +Health O +, O +Baltimore O +, O +MD O +21205 O +, O +USA O + +Received O +26 O +July O +1983 O +; O +Accepted O +5 O +September O +1983 O + +ABSTRACT O + +An O +efficient O +procedure O +is O +described O +for O +synthesizing O +deoxyribonucleoside O +methylphosphonates O +on O +polystyrene O +polyner O +supports O +which O +involves O +condensing O +5 O +' O +- O +dimethoxytrityldeoxy O +3 O +' O +- O +methylphosphonates O +. O + +The O +oligomers O +are O +removed O +from O +the O +support O +and O +the O +base O +protecting O +groups O +hydrolyzed O +by O + +treatment O +with O +ethylenediamine O +in O +ethanol O +, O +which O +avoids O +hydrolysis O +of O +the O + +methylphosphonate O +linkages O +. O + +Two O +types O +of O +oligomers O +were O +synthesized O +: O +those O +containing O +only O +methylphosphonate O +linkages O +, O +d O +- O +Np O +( O +Np O +) O +N O +, O +and O +those O +which O + +terminate O +with O +a O +5 O +' O +nucleotide O +residue O +, O +dNp O +( O +Np O +) O +N O +. O +- O +J O +he O +latter O +oligomers O +can O +be O +phosphorylated O +by O +polynucleotide O +kinase O +, O +and O +are O +separated O +by O + +polyacrylamide O +gel O +electrophoresis O +according O +to O +their O +chain O +length O +. O + +Piperdine O +randomly O +cleaves O +the O +oligomer O +methylphosphonate O +linkages O +and O +generates O +a O + +series O +of O +shorter O +oligomers O +whose O +number O +corresponds O +to O +the O +length O +of O +the O + +original O +oligomer O +. O + +Apurinic O +sites O +introduced O +by O +acid O +treatment O +spontaneously O +hydrolyze O +to O +give O +oligomers O +which O +terminate O +with O +free O +3 O +' O +and O +5 O +' O +OH O +groups O +. O + +These O +reactions O +may O +be O +used O +to O +characterize O +the O +oligomers O +. O + +INTRODUCTION O + +Oligonucleoside O +methylphosphonates O +have O +been O +used O +to O +st O +- O +udy O +the O +function O +of O +specific O +RNA O +sequences O +in O +biochemical O +and O +intact O +cellular O +systems O +( O +1 O +, O +2 O +) O +. O + +Since O +these O +nonionic O +nucleic O +acid O +analogs O +can O +be O +taken O +up O +intact O +by O +mammalian O +cells O +and O +certain O +bacterial O +cells O +in O +culture O +, O +these O +compounds O +promise O +to O +be O +useful O +reagents O +for O +exploring O +and O +regulating O +the O +function O +of O +nucleic O +acids O +within O +living O +cells O +. O + +In O +order O +to O +carry O +out O +more O +extensive O +biochemical O +and O +biological O +studies O +, O +an O +efficient O +method O +for O +synthesis O +of O +oligonucleoside O +methylphosphonates O +of O +defined O +sequence O +is O +needed O +. O + +Previously O +we O +described O +the O +synthesis O +of O + +methylphosphonate O +analogs O +on O +a O +silica O +gel O +support O +( O +3 O +) O +. O + +Protected O +nucleoside O +3 O +' O +- O +methylphosphonic O +chlorides O +or O +tetrazolides O +were O +used O +as O +synthetic O + +intermediates O +. O + +While O +oligothymidine O +methylphosphonates O +could O +be O +efficiently O +synthesized O +by O +this O +procedure O +, O +low O +yields O +were O +encountered O +when O +other O + +nucleosides O +, O +particularly O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +ibuG O +were O +used O +. O + +Recently O +Sinha O +et O +al O +. O + +? O +) O +I O +RL O +Press O +Limited O +, O +Oxford O +, O +England O +. O + +Nucleic O +Acids O +Research O + +Volume O +1 O +1 O +Number O +18 O +1983 O + +6225 O + +Nucleic O +Acids O +Research O + +described O +the O +preparation O +of O +oligonucleoside O +methylphosphophonate O +on O +a O +glass O +support O +using O +nucleoside O +3 O +' O +- O +methylphosphine O +chlorides O +as O +reactive O +intermediates O +( O +4 O +) O +. O + +In O +this O +paper O +we O +describe O +a O +set O +of O +useful O +methods O +for O +the O +synthesis O +and O +analysis O +of O +these O +analogs O +. O + +The O +synthesis O +involves O +condensation O +of O +protected O +nucleoside O +3 O +' O +- O +methylphosphonate O +triethylammonium O +salts O +with O +nucleosides O +or O + +oligomers O +linked O +to O +a O +polystyrene O +support O +. O + +This O +method O +has O +proven O +to O +be O +easy O +to O +use O +and O +allows O +relatively O +rapid O +synthesis O +of O +oligomers O +of O +defined O +sequence O +up O +to O +nine O +nucleosides O +in O +length O +. O + +We O +have O +also O +developed O +conditions O +for O +the O + +efficient O +removal O +of O +base O +protecting O +groups O +and O +subsequent O +purification O +of O +the O +oligomers O +. O + +A O +novel O +hydrolysis O +reaction O +which O +can O +be O +used O +as O +a O +basis O +for O + +characterizing O +and O +sequencing O +these O +oligonucleotide O +analogs O +occurs O +at O +apurinic O +sites O +created O +by O +acid O +treatment O +of O +the O +oligomers O +. O + +EXPERIMENTAL O + +Materials O +and O +Methods O + +Protected O +nucleosides O +, O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +N O +, O +were O +purchased O +from O +P O +. O +L O +. O + +Biochemicals O +and O +were O +used O +without O +further O +purification O +. O + +Protected O +nucleoside O +3 O +' O +- O +methylphosphonate O +triethylammoni O +um O +salts O +, O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +Np O +* O +Et3NH O +, O +were O + +prepared O +as O +previously O +described O +( O +3 O +) O +. O + +5 O +- O +Dimethoxytrityl O +protected O +nucleosides O +esterified O +to O +1 O +% O +or O +2 O +% O +crosslinked O +polystyrene O +were O +purchased O +from O +Chem O +Genes O +Inc O +. O + +The O +nucleoside O +loading O +level O +was O +40 O +to O +120 O +pmol O +of O + +nucleoside O +/ O +g O +of O +support O +. O + +Mesitylenesulfonyl O +- O +3 O +- O +nitrotriazole O +( O +MSNT O +) O +was O +purchased O +from O +Vega O +Biochemicals O +. O + +Anhydrous O +pyridine O +was O +prepared O +by O + +refluxing O +previously O +purified O +pyridine O +( O +5 O +) O +over O +calcium O +hydride O +chips O +for O +several O +hours O +followed O +by O +distillation O +onto O +calcium O +hydride O +chips O +in O +5 O +ml O +V O +- O +vials O +fitted O +with O +Teflon O +- O +lined O +septum O +caps O +( O +Wheaton O +Scientific O +) O +. O + +Lyophilized O +spleen O +phosphodiesterase O +was O +obtained O +from O +P O +. O +L O +. O + +Biochemicals O +. O + +T O +- O +4 O +polynucleotide O +kinase O +and O +[ O +y O +- O +32P O +] O +- O +ATP O +were O +obtained O +from O +New O +England O +Nuclear O +. O + +Reversed O +phase O +high O +performance O +liquid O +chromatography O +( O +HPLC O +) O +was O +carried O +out O +on O +Whatman O +Inc O +. O + +C O +- O +18 O +( O +ODS O +- O +3 O +) O +columns O +( O +0 O +. O +4 O +x O +25 O +cm O +) O +. 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O + +Two O +fiveminute O +treatments O +are O +used O +when O +the O +support O +- O +bound O +nucleoside O +is O + +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +bzA O +or O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +ibuG O +, O +while O +four O +treatments O +are O +used O +when O +the O +nucleoside O +is O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +T O +or O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +bzC O +. O + +After O +each O +treatment O +the O + +orange O +solution O +is O +collected O +in O +a O +clean O +flask O +. O + +3 O +) O +The O +support O +is O +washed O +with O +two O +2 O +ml O +portions O +of O +methylene O +chloride O +/ O +isopropanol O +and O +the O +washings O +are O + +collected O +in O +same O +flask O +used O +in O +step O +2 O +) O +. O + +The O +solution O +is O +diluted O +to O +50 O +ml O +and O +a O +0 O +. O +20 O +ml O +aliquot O +is O +dissolved O +in O +0 O +. O +80 O +ml O +of O +perchloric O +acid O +/ O +ethanol O +( O +3 O +: O +2 O +, O + +v O +/ O +v O +) O +. O + +The O +absorbance O +is O +determined O +at O +500 O +nm O +and O +the O +amount O +of O +trityl O +cation O +is O +determined O +using O +a O +molar O +extinction O +coefficient O +of O +89 O +, O +000 O +. O + +4 O +) O +The O +column O +is O +attached O +to O +a O +waste O +flask O +and O +the O +support O +is O +washed O +with O +three O +2 O +ml O + +portions O +of O +0 O +. O +5 O +M O +triethylammonium O +acetate O +in O +dimethylformamide O +; O +three O +2 O +ml O + +portions O +of O +anhydrous O +pyridine O +and O +three O +2 O +ml O +portions O +of O +diethyl O +ether O +. O + +5 O +) O +The O +column O +is O +fitted O +with O +the O +septum O +cap O +and O +set O +up O +in O +the O +drying O +mode O +under O + +house O +vacuum O +for O +at O +least O +5 O +min O +. 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O + +The O +nucleotide O +is O +dissolved O +by O +vortexing O +and O +the O +coupling O +solution O +is O +then O +added O +dropwise O +to O +the O +support O +. O + +It O +is O +important O +to O +add O +the O +solution O +slowly O +and O +to O +allow O +the O +support O +to O +swell O +. O + +Trapped O +gas O +bubbles O +may O +be O +removed O +by O +gently O +tapping O +the O +column O +. O + +This O +entire O +operation O +is O +carried O +out O +using O +one O +predried O +syringe O +. O + +The O +syringe O +is O +left O +in O + +the O +V O +- O +vial O +while O +the O +reagents O +are O +being O +dissolved O +. O + +8 O +) O +The O +reaction O +mixture O +is O +kept O +at O +room O +temperature O +for O +two O +hrs O +. O + +9 O +) O +The O +column O +is O +set O +up O +in O +the O + +washing O +mode O +and O +the O +support O +is O +washed O +with O +three O +2 O +ml O +portions O +of O +anhydrous O +pyridine O +. 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O + +Aliquots O +( O +10 O +Pil O +) O +were O +withdrawn O +at O +various O +times O +and O +added O +to O +10 O +pl O +of O +0 O +. O +015 O +M O +ammonium O +hydroxide O +at O +0 O +? O +C O +. O + +The O +samples O +were O +then O +injected O +directly O +onto O +a O +C O +- O +18 O +reversed O +phase O +column O +which O + +was O +eluted O +with O +50 O +ml O +of O +a O +linear O +gradient O +of O +0 O +% O +to O +25 O +% O +acetonitrile O +in O +water O + +at O +a O +flow O +rate O +of O +2 O +. O +5 O +ml O +/ O +min O +. O + +The O +products O +of O +the O +reaction O +were O +determined O +by O +comparison O +with O +authentic O +samples O +. O + +Labeling O +5 O +' O +- O +End O +of O +Oligonucleoside O +Methylphosphonates O +with O +T4 O +- O +Polynucleotide O +Kinase O +. O + +Oligonucleoside O +methylphosphonates O +( O +2 O +nmol O +) O +were O +dissolved O +in O +a O +buffer O +solution O +containing O +50 O +mM O +Tris O +- O +HC1 O +( O +pH O +9 O +. O +0 O +) O +, O +10 O +mM O +MgCl2 O +, O +5 O +mM O +dithiothreitol O +, O +20 O +pM O +spermidine O +, O +and O +[ O +y O +- O +32P O +] O +ATP O +( O +8 O +ljCi O +, O +4Ci O +/ O +mmol O +) O +. O + +T4 O +- O +polynucleotide O +kinase O +( O +4 O +units O +) O +was O +added O +to O +the O +solution O +, O +which O +was O +made O +up O +to O +50 O +ul O +by O +adding O +water O +. O + +The O +solutions O +were O +incubated O +at O +370C O +for O +2 O +hrs O +. O + +The O +reaction O +was O +checked O +by O +PEI O +- O +cellulose O +TLC O +. O + +The O +PEI O +- O +cellulose O +plate O + +( O +12x2Ocm O +, O +Merck O +) O +was O +preactivated O +by O +elution O +with O +1 O +. O +2 O +M O +pyridinium O +formate O +( O +pH O +3 O +. O +5 O +) O +. O + +Small O +aliquots O +( O +0 O +. O +1 O +pl O +) O +of O +PNK O +reaction O +solutions O +were O +applied O +and O + +developed O +with O +1 O +. O +5 O +M O +pyridinium O +formate O +( O +pH O +3 O +. O +5 O +) O +. 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O +75 O +x O +140 O +x O +150 O +mm O +mold O +and O +allowed O +to O +polymerize O +for O +2 O +hrs O +at O +room O +temperature O +. O + +5 O +' O +- O +Labeled O +oligonucleoside O +methylphosphonates O +were O +dissolved O +in O +10 O +% O +aqueous O +glycerol O +solution O +containing O +0 O +. O +04 O +% O +bromophenol O +blue O +and O +applied O +to O +the O +gel O +. O + +The O +electrophoresis O +was O +run O +using O +89 O +mM O + +Tris O +- O +Borate O +buffer O +containing O +10 O +mM O +EDTA O +. O + +After O +electrophoresis O +the O +gel O +was O +dried O +using O +a O +gel O +- O +dryer O +and O +autoradiographed O +using O +intensifying O +screens O +at O +room O +temperature O +. O + +Pa O +rti O +al O +Cl O +eavage O +of O +01 O +i O +gonucl O +eosi O +de O +Methyl O +phosphonates O +wi O +th O +Hydrochl O +ori O +c O +Aci O +d O +or O +Piperidine O +. O + +Aliquots O +( O +1 O +, O +jl O +) O +from O +the O +polynucleotide O +kinase O +reaction O + +6231 O + +Nucleic O +Acids O +Research O + +mixture O +were O +incubated O +with O +1 O +il O +of O +1 O +M O +hydrochloric O +acid O +at O +37 O +? O +C O +for O +30 O +min O +. O + +After O +incubation O +the O +solution O +was O +neutralized O +with O +1 O +Pl O +of O +1 O +M O +ammonium O + +hydroxide O +and O +then O +allowed O +to O +stand O +at O +room O +temperature O +for O +10 O +min O +before O +cooling O +to O +00 O +. O + +Alternatively O +, O +aliquots O +( O +1 O +pl O +) O +from O +the O +phosphorylation O + +reaction O +were O +incubated O +with O +1 O +ul O +of O +1 O +M O +aqueous O +piperidine O +at O +370C O +for O +10 O +min O +after O +which O +the O +solution O +was O +cooled O +to O +0 O +? O +and O +evaporated O +. 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O + +The O +reactions O +and O +washing O +steps O +were O +most O +conveniently O +carried O +out O +in O +a O +polypropylene O +Econo O +Column O +fitted O +with O +a O +septum O +cap O +and O +a O +3 O +- O +way O +Teflon O + +DMTrO O +, O +O O +Figure O +1 O +: O +Preparation O +of O +Protected O + +Oligonucleoside O +Methylphosphonates O +on O +a O +1 O +T O +o O +w O +Polystyrene O +Support O + +0 O + +H O +BFvON O +DlDTrOjO4B O + +U O +) O +I O +CH3 O +- O +gd O +- O +OEt O +3NH O + +0 O + +6232 O + +Nucleic O +Acids O +Research O + +stopcock O +. O + +Thus O +no O +transfers O +of O +the O +support O +are O +required O +using O +this O +apparatus O +. O + +The O +synthetic O +procedure O +is O +analogous O +to O +the O +phosphotriester O +approach O +used O +to O +prepared O +protected O +oligonucleotide O +phosphotriesters O +on O +polystyrene O +supports O +( O +6 O +) O +. 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O + +As O +shown O +in O +Table O +I O +, O +the O +average O +yield O +per O +coupling O +step O +which O +was O +determined O +by O +trityl O +group O +analysis O +was O +approximately O +82 O +% O +, O +for O +both O +types O +of O + +support O +. O + +This O +yield O +is O +adequate O +to O +allow O +preparation O +of O +protected O +octamers O +or O +nonamers O +in O +25 O +% O +and O +20 O +% O +overall O +yield O +, O +respectively O +. O + +Deprotection O +. O + +Our O +previous O +studies O +( O +1 O +) O +and O +those O +of O +Sinha O +et O +al O +. O + +( O +4 O +) O +show O + +that O +methylphosphonate O +linkages O +are O +cleaved O +by O +base O +. O + +We O +found O +this O +hydrolysis O +reaction O +to O +depend O +to O +some O +extent O +upon O +the O +nucleoside O +sequence O +of O +the O + +oligomer O +. 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O +Syntheses O +of O +Protected O +Oligonucleoside O +Methylphosphonates O +on O + +Polystyrene O +Supports O + +Support O +Average O +cross O +- O +yield O +Protected O +oligomer O +( O +a O +) O +linking O +per O + +( O +% O +) O +coupling O + +step O +( O +% O +) O + +1 O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +bzCpbzCpbzApT O +- O +O O +1 O +81 O +2 O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +ibuGpbzCpbzCpbzApT O +- O +1 O +82 O +3 O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +bzCpbzApi O +buGpi O +buGpTpbzApbzA O +- O +G1i O +2 O +83 O +4 O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +bzCLpTpT O +bzApbzCpbzCpTpibuG O +- O +? O + +2 O +85 O +5 O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +TpbzCpbzCpTpbzCpbzCp O +- O +( O +? O + +2 O +86 O +6 O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +TpTpTpbzApbzCpbzCpTp O +- O +? O + +1 O +83 O +7 O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +bzApbzApbzA O +- O +? O + +1 O +83 O +8 O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +bzA4bzCpbzCpbzApT O +- O +? O + +1 O +81 O +9 O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +bzApibuGpbzCpbzApbzA O +- O +( O +2 O +74 O +10 O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +bzApbzApbzApbzApibuG O +- O +( O +Q O +1 O +86 O + +( O +a O +) O +p O += O +methylphosphonate O +linkage O + +T O += O +p O +- O +chlorophenyl O +phosphotriester O +linkage O +( O +Q O += O +polystyrene O +support O + +( O +b O +) O +Determined O +by O +analysis O +of O +the O +dimethoxytrityl O +group O +after O +each O + +coupling O +step O +. O + +support O +. O + +We O +therefore O +examined O +other O +deprotection O +procedures O +. O + +Recently O +Barnett O +and O +Letsinger O +described O +removal O +of O +base O +protecting O +groups O +from O +oligonucleotide O +B O +, O +B O +, O +0 O +- O +trichloroethylphosph O +using O +a O + +mixture O +of O +ethylenediamine O +in O +phenol O +( O +7 O +) O +. O + +We O +have O +found O +ethylenediamine O +in O +ethanol O +( O +1 O +: O +1 O +, O +v O +/ O +v O +) O +rapidly O +and O +cleanly O +removes O +benzoyl O +and O +isobutyryl O +protecting O +groups O +from O +dA O +, O +dC O +and O +dG O +nucleosides O +. O + +This O +reagent O +is O + +particularly O +attractive O +since O +it O +can O +be O +easily O +removed O +by O +evaporation O +. O + +In O +our O +initial O +investigations O +, O +ol O +igonucleoside O +methylphosphonates O +were O + +cleaved O +from O +the O +support O +and O +base O +protecting O +groups O +were O +removed O +by O +treatment O +with O +ethylenediamine O +/ O +ethanol O +( O +1 O +: O +1 O +, O +v O +/ O +v O +) O +at O +65 O +? O +C O +for O +3 O +hrs O +. O + +Although O + +preliminary O +results O +indicated O +the O +methylphosphonate O +linkages O +of O +several O +dimers O +were O +stable O +to O +these O +conditions O +, O +we O +later O +found O +that O +the O +linkages O +of O +onger O + +6234 O + +Nucleic O +Acids O +Research O + +Table O +II O +. 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O + +Hydrolysis O +of O +Oligonucleoside O +Methylphosphonates O +by O + +Ethylenediamine O +at O +22 O +? O +C O + +| O +Oligomer O +Mole O +percent O +of O +oligomer O +remaining O +after O +treatment O +for O + +24 O +hrs O +48 O +hrs O +96 O +hrs O + +d O +- O +T O +A O +100 O +100 O +100 O +d O +- O +A5r O +100 O +100 O +100 O +d O +- O +TpT O +100 O +100 O +100 O +d O +- O +l O +pT O +95 O +97 O +91 O +d O +- O +qgG O +{ O +T O +100 O +100 O +100 O +d O +- O +ApApA O +93 O +87 O +75 O +d O +- O +C O +pC O +ApT O +92 O +83 O +67 O + +completely O +stable O +over O +a O +96 O +hr O +period O +. O + +The O +maximum O +rate O +of O +hydrolysis O +for O +a O +methylphosphonate O +linkage O +in O +those O +oligomers O +which O +were O +hydrolyzed O +is O + +estimated O +to O +be O +0 O +. O +13 O +mole O +% O +/ O +hr O +. 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O + +For O +oligomers O +which O +contain O +only O +methylphosphonate O +linkages O +, O +the O +tritylated O +oligomer O +was O +isolated O + +by O +preparative O +reversed O +phase O +HPLC O +. O + +This O +separation O +is O +based O +upon O +the O +greater O +affinity O +of O +the O +tritylated O +oligomer O +for O +the O +hydrophobic O +C O +- O +18 O +matrix O +of O +the O + +column O +. O + +Shorter O +, O +non O +- O +tritylated O +oligomers O +were O +first O +eluted O +with O +a O +0 O +% O +to O +25 O +% O +or O +0 O +% O +to O +30 O +% O +acetonitrile O +in O +water O +gradient O +. O + +The O +tritylated O +product O +was O +then O +eluted O +with O +a O +step O +gradient O +of O +50 O +% O +acetonitrile O +in O +water O +. O + +The O +dimethoxytrityl O +group O +was O +removed O +from O +the O +material O +in O +the O +50 O +% O + +acetonitrile O +fraction O +by O +treatment O +with O +80 O +% O +acetic O +acid O +at O +room O +temperature O +. O + +Because O +these O +oligomers O +were O +originally O +cleaved O +from O +the O +support O +by O + +ethylenediamine O +/ O +ethanol O +( O +1 O +: O +1 O +, O +v O +/ O +v O +) O +at O +65 O +? O +C O +, O +we O +usually O +found O +that O +the O + +tritylated O +oligomer O +fraction O +contained O +shorter O +oligomers O +in O +addition O +to O +the O +desired O +product O +. O + +These O +were O +easily O +separated O +by O +preparative O +reversed O +phase O +HPLC O +. O + +While O +this O +purification O +procedure O +is O +qualitatively O +satisfactory O +, O + +recoveries O +from O +the O +reversed O +phase O +columns O +varied O +from O +50 O +% O +to O +90 O +% O +. O + +These O + +losses O +which O +appeared O +to O +be O +due O +to O +irreverisble O +absorption O +of O +the O +oligomers O +to O +the O +column O +varied O +depending O +on O +the O +base O +composition O +of O +the O +oligomers O +. O + +6236 O + +Nucleic O +Acids O +Research O + +Figure O +2 O +: O +Purification O +of O + +d O +- O +ApApApApGpCpApApG O +. O + +( O +a O +) O +Ol O +igomers O +obtained O +after O +treatment O +of O +support O +wi O +th O +ethylenediamine O +/ O +ethanol O +( O +1 O +: O +1 O +, O + +v O +/ O +v O +) O +. O + +( O +b O +) O +Ol O +igomers O +obtained O +after O +treatment O +of O +the O +mixture O +in O +( O +a O +) O +with O +80 O +% O +acetic O +acid O +. O + +( O +c O +) O +Oligomers O +eluted O +from O +DEAE O +cellulose O +column O +with O + +0 O +. O +15 O +M O +triethylammonium O +bicarbonate O +. O + +( O +d O +) O +Nonamer O +obtained O +after O +preparative O +reversed O +phase O +HPLC O +. O + +Peaks O +marked O + +with O +the O +symbol O +( O +X O +) O +are O +derived O +from O +impurities O +in O +the O +solvents O +used O +to O +elute O +the O +oligomer O +from O +the O +polystyrene O +support O +. O + +d O +" O +AAAGCAAGc O + +O O +I O +t10 O +15 O +20 O +25 O + +Time O +( O +min O +) O + +For O +the O +oligomers O +which O +terminate O +with O +a O +5 O +' O +- O +nucleoside O +phosphotriester O +group O +, O +the O +support O +was O +first O +treated O +for O +40 O +hrs O +with O +tetra O +- O +n O +- O +butylammonium O + +fluoride O +( O +8 O +) O +to O +remove O +the O +p O +- O +chlorophenyl O +protecting O +group O +. O + +These O +oligomers O + +6237 O + +b O + +Nucleic O +Acids O +Research O + +were O +then O +cleaved O +from O +the O +support O +and O +the O +base O +protecting O +groups O +were O +removed O +by O +treatment O +with O +ethylenediamine O +/ O +ethanol O +( O +1 O +: O +1 O +, O +v O +/ O +v O +) O +for O +7 O +hrs O +at O +room O +temperature O +. O + +For O +example O +, O +the O +reversed O +phase O +HPLC O +profile O +for O +products O + +obtained O +after O +cleavage O +of O +the O +nonamer O +, O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +ApAjApApGpCpApApG O +, O +is O +shown O +in O +Figure O +2a O +. O + +The O +peaks O +marked O +with O +( O +X O +) O +are O +from O +impurities O +in O +the O + +solvents O +used O +to O +elute O +the O +oligomer O +from O +the O +support O +. O + +The O +tritylated O +nonamer O +appears O +at O +22 O +min O +in O +the O +chromatogram O +and O +is O +eluted O +with O +50 O +% O +aqueous O + +acetonitrile O +. O + +After O +removal O +of O +the O +dimethoxytrityl O +group O +, O +the O +nonamer O +elutes O +at O +15 O +. O +2 O +min O +( O +Figure O +2b O +) O +. O + +The O +peaks O +which O +appear O +between O +19 O +and O +25 O +min O +are O +shorter O +oligomers O +which O +contain O +a O +5 O +' O +- O +mesitylenesulfonate O +group O +. O + +At O +this O +stage O +, O +the O +nonamer O +was O +partially O +purified O +by O +ion O +exchange O + +chromatography O +on O +a O +DEAE O +cellulose O +column O +. O + +This O +step O +, O +which O +resulted O +in O +84 O +% O +recovery O +of O +material O +loaded O +onto O +the O +column O +, O +removed O +most O +of O +the O +shorter O + +oligomers O +as O +shown O +in O +Figure O +2c O +. O + +After O +removal O +of O +the O +buffer O +, O +the O +nonamer O +was O +purified O +by O +preparative O +reversed O +phase O +HPLC O +using O +a O +0 O +% O +to O +30 O +% O +acetonitrile O +in O +0 O +. O +1 O +M O +ammonium O +acetate O +gradient O +. O + +The O +recovery O +of O +material O +from O +the O +column O + +( O +84 O +% O +) O +appears O +to O +be O +higher O +when O +ammonium O +acetate O +is O +used O +. O + +The O +pure O +nonamer O + +( O +Figure O +2d O +) O +was O +obtained O +in O +10 O +% O +overall O +yield O +based O +on O +the O +amount O +of O +d O +- O +[ O +( O +MeO O +) O +2 O +Tr O +] O +ibuG O +originally O +bound O +to O +the O +polystyrene O +support O +. O + +The O +oligomer O +was O +desalted O +on O +a O +Bio O +- O +Gel O +P O +- O +2 O +gel O +filtration O +column O +. O + +Similar O +results O +were O + +obtained O +for O +the O +other O +oligomers O +purified O +by O +this O +method O +. O + +Thus O +, O +for O +example O +dApApA O +and O +d O +- O +ApCpCpApT O +were O +obtained O +in O +44 O +% O +and O +22 O +% O +isolated O +yields O +respectively O +based O +upon O +the O +amount O +of O +d O +- O +[ O +( O +MeO O +) O +2Tr O +] O +N O +. O + +The O +5 O +' O +- O +terminal O +nucleotide O +may O +be O +removed O +enzynatically O +to O +give O +an O + +oligomer O +which O +contains O +only O +methylphosphonate O +linkages O +. O + +Thus O +treatment O +of O + +the O +nonamer O +, O +d O +- O +ApApApApGpCpApApG O +, O +with O +spleen O +phosphodiesterase O +gave O +d O +- O +Ap O +and O + +the O +octamer O +d O +- O +ApApApGpCpApApG O +whose O +retention O +time O +is O +16 O +. O +4 O +min O +on O +the O +reversed O +phase O +column O +. O + +The O +noncharged O +octamer O +was O +freed O +of O +d O +- O +Ap O +and O +enzyne O +by O +simply O +passing O +it O +through O +a O +small O +DEAE O +cellulose O +column O +. O + +Characterization O +. O + +Methylphosphonate O +linkages O +are O +cleaved O +by O +base O +. O + +We O +have O +found O +piperdine O +is O +particularly O +effective O +. O + +The O +cleavage O +occurs O +in O +a O +random O +manner O +giving O +nucleosides O +, O +nucleoside O +3 O +' O +- O +or O +5 O +' O +- O +methylphosphonates O +and O + +nucleoside O +3 O +' O +, O +5 O +' O +- O +bis O +- O +methylphosphonates O +. O + +This O +hydrolysis O +reaction O +may O +be O +used O +to O +characterize O +dimers O +, O +since O +the O +identity O +and O +ratio O +of O +the O +products O +formed O +are O +easily O +determined O +by O +reversed O +phase O +HPLC O +. O + +However O +, O +the O +method O +becomes O +less O +satisfactory O +for O +longer O +oligomers O +. O + +Purine O +- O +containing O +oligonucleoside O +methylphosphonates O +may O +be O +depurinated O +by O +treatment O +with O +hydrochloric O +acid O +at O +650 O +. O + +The O +methylphosphonate O +linkage O +is O + +6238 O + +Nucleic O +Acids O +Research O + +9 O +0 O +OH O +cH3P O +: O +O O +cH O +CH3P O + +9 O +9 O + +CH O +- O +P O +: O +O O +C O +cH O +: O +0pO O + +O O +~ O +~ O +~ O +j4 O +HO O +OP O +3 O +0 O +H O +0 O +0OH0 O + +9 O +S O +S O + +Figure O +3 O +: O +Hydrolysis O +of O +the O +internucleoside O +methylphsophonate O +linkages O +at O +an O + +apurinic O +site O +produced O +by O +treatment O +of O +the O +oligomer O +with O +hydrochloric O +acid O +at O +pH O +2 O +. O + +resistant O +to O +hydrolysis O +by O +these O +conditions O +as O +shown O +by O +the O +stability O +of O +d O +- O +TpT O +and O +d O +- O +TpTpT O +. O + +On O +the O +other O +hand O +, O +dimers O +or O +trimers O +containing O +purine O +bases O + +such O +as O +d O +- O +ApA O +, O +dApT O +, O +dTpA O +or O +d O +- O +ApApA O +have O +half O +- O +lives O +between O +92 O +and O +144 O +min O +in O +0 O +. O +01 O +M O +hydrochloric O +acid O +. O + +Following O +neutralization O +with O +ammonium O +hydroxide O +, O +the O +products O +of O +these O +reactions O +were O +characterized O +by O +reversed O +phase O +HPLC O +. O + +d O +- O +ApA O +gave O +adenine O +, O +while O +both O +d O +- O +ApT O +and O +d O +- O +TpA O +gave O +adenine O +and O +thymidine O +as O +the O +sole O +products O +of O +the O +reaction O +. O + +Adenine O +and O +d O +- O +ApA O +were O +the O +only O +products O + +observed O +when O +d O +- O +ApApA O +was O +partially O +hydrolyzed O +. O + +When O +d O +- O +CpCpApT O +was O +completely O +hydrolyzed O +in O +acid O +three O +products O +, O +d O +- O +CpC O +, O +adenine O +and O +thynidine O +, O +were O +observed O +in O +a O +molar O +ratio O +of O +1 O +: O +1 O +: O +1 O +. 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O + +Previous O +studies O +by O +Agarwal O +and O +Riftina O +indicated O +dithymidine O +methyl O +- O +or O +phenylphosphonates O +can O +be O +phosphorylated O +by O +polynucleotide O +kinase O +( O +9 O +) O +. O + +Sinha O +et O +al O +. O +reported O +that O +dimers O +but O +not O +trimers O +or O +tetramers O +served O +as O + +substrates O +for O +this O +enzyme O +( O +4 O +) O +. O + +We O +were O +unable O +to O +phosphorylate O +tetramers O +or O +longer O +oligomers O +which O +contain O +only O +methylphosphonate O +linkages O +. O + +However O +, O +those O +oligomers O +which O +terminate O +with O +a O +5 O +' O +- O +dAp O +- O +residue O +are O +readily O + +6239 O + +Nucleic O +Acids O +Research O + +a O + +ATP O +1 O + +1 O +2 O +3 O +4 O + +b O + +6 O +mer O +Mik O + +6 O +mer O +go O + +3mer O +a O +a O +a O +X O +2mer O +do O +ATP O +411 O + +12 O +w O +34 O + +1 O +2 O +3 O +4 O +5 O +6 O + +Figure O +4 O +: O +( O +a O +) O +PEI O +- O +cellulose O +TLC O +of O +T4 O +polynucleotide O +kinase O +reactions O +. O + +1 O +) O +[ O +y O +- O +32p O +] O +ATP O +; O +2 O +) O +d O +- O +ApApA O +reaction O +mixture O +; O +3 O +) O +d O +- O +ApGpCpApApG O + +reaction O +mixture O +; O +4 O +) O +d O +- O +ApApApApG O +_ O +pCpApAeG O +reaction O +mixture O +. O + +The O +chromatogram O +was O +eluted O +wi O +th1 O +. O +5 O +M O +pyridinium O +formate O +, O +pH O +3 O +. O +5 O +. O + +( O +b O +) O +Polyacrylamide O +gel O +electrophoresis O +of O +phosphoryljted O + +olihonucleoside O +methylghosphonates O +. O + +1 O +) O +markers O +: O +d O +- O +pTpT O +( O +2 O +mer O +) O +; O +d O +- O +, O +3pApApA O +( O +3 O +mer O +) O +; O +d O +- O +2pApGpCpApApG O +( O +6 O +mer O +) O +; O + +d O +- O +32pApApApApGpCpApApG O +( O +9 O +mer O +. O + +Lanes O +2 O +- O +4 O +: O +products O +obtained O + +after O +partTaT O +fy O +? O +rlysis O +of O +dl2pApApA O +( O +2 O +) O +; O +d O +- O +2pApGpCpApApG O +( O +3 O +) O +and O +d O +- O +32pApARApApGpCpAZARG O +; O +( O +4 O +) O +with O +0 O +. O +5 O +M O +piperidine O +at O +377C O +for O +10 O +min O +Lanel O +t O +: O +products O +obtained O +Wfter O +partial O +hydrolysis O +of O +d O +- O +3Kp O +- O +ApGRCpApApG O +( O +5 O +) O +and O +d O +- O +32p O +- O +ApApAppGpjCppAjG O +( O +6 O +) O +with O +0 O +. O +5 O +M O +HC1 O +at O +371C O +fCor30 O +min O +. O + +Electrophoresis O +was O +carried O +out O +at O + +constant O +voltage O +( O +800 O +v O +) O +until O +the O +bromphenol O +blue O +marker O +dye O +had O +migrated O +halfway O +down O +the O +gel O +. O + +phosphorylated O +by O +polynucleotide O +kinase O +. O + +The O +phosphorylation O +reaction O +is O +easily O +followed O +by O +PEI O +- O +cellulose O +TLC O +. O + +As O +shown O +in O +Figure O +4a O +, O +the O +phosphorylated O +oligomers O +have O +a O +higher O +Rf O +values O +than O +does O +d O +- O +ATP O +. O + +The O +phosphorylated O +methylphosphonate O +oligomers O +can O +be O +separated O +according O +to O +their O +chain O +lengths O +by O +polyacrylamide O +gel O +electrophoresis O +on O +an O +18 O +% O +gel O + +containing O +7 O +M O +urea O +as O +shown O +in O +Figure O +4 O +( O +b O +) O +. O + +Lane O +1 O +shows O +the O +separation O +of O +a O +trimer O +, O +hexamer O +and O +nonamer O +. O + +The O +band O +which O +appears O +directly O +below O +the O + +nonamer O +may O +arise O +from O +traces O +of O +contaminating O +octamer O +which O +were O +not O +removed O +during O +the O +purification O +of O +d O +- O +ApApApApGpCpApApG O +. O + +6240 O + +Nucleic O +Acids O +Research O + +When O +the O +oligomers O +were O +partially O +hydrolyzed O +with O +piperidine O +, O +a O +series O +of O +new O +bands O +appears O +corresponding O +to O +shorter O +oligomers O +produced O +via O +hydrolysis O +of O +the O +methylphosphonate O +linkages O +( O +Lanes O +2 O +- O +4 O +) O +. O + +Because O +of O +the O +random O +nature O +of O +this O +cleavage O +reaction O +, O +the O +oligomers O +should O +terminate O +with O +either O +a O +3 O +' O +- O +OH O +or O +a O +3 O +' O +- O +methylphosphonate O +group O +. O + +In O +the O +case O +of O +the O +trimer O +, O +32pApApA O +, O + +hydrolysis O +gives O +two O +bands O +which O +correspond O +to O +d O +- O +32pApA O +and O +d O +- O +32pApAp O +( O +Lane O +2 O +) O +. O + +The O +same O +products O +are O +observed O +for O +hydrolysis O +of O +the O +nonamer O +, O + +d O +- O +32pApApApApGpCpApApG O +( O +Lane O +4 O +) O +. O + +A O +similar O +situation O +is O +observed O +for O + +d32pApGpCpApApG O +although O +the O +dimers O +d O +- O +32pApG O +and O +d O +- O +32pApGp O +have O +somewhat O + +different O +mobilities O +( O +Lane O +3 O +) O +. O + +These O +dimers O +cannot O +be O +separated O +when O +the O +gel O +is O +run O +in O +the O +absence O +of O +urea O +. O + +It O +is O +possible O +to O +determine O +the O +chain O +lengths O +of O +the O +original O +oligomers O + +by O +counting O +the O +number O +of O +oligomers O +produced O +by O +partial O +piperidine O +hydrolysis O +. O + +For O +example O +, O +starting O +with O +the O +trimer O +band O +, O +one O +can O +observe O +3 O +bands O + +corresponding O +to O +tetramer O +, O +pentamer O +and O +hexamer O +for O +the O +hydrolysis O +products O +of O +d O +- O +32pApGpCpApApG O +( O +Lane O +3 O +) O +and O +6 O +bands O +corresponding O +to O +tetramer O +, O +pentamer O +, O +hexamer O +, O +heptamer O +, O +octamer O +and O +nonamer O +for O +the O +hydrolysis O +products O +of O + +32pApApApApGpCpApApG O +( O +Lane O +4 O +) O +. O + +The O +positions O +of O +the O +oligomers O +of O +the O +same O + +chain O +length O +appear O +to O +be O +very O +similar O +which O +suggests O +that O +the O +mobilities O +are O +not O +greatly O +affected O +by O +base O +composition O +on O +the O +urea O +- O +containing O +gel O +. O + +This O + +procedure O +thus O +provides O +a O +rapid O +and O +convenient O +method O +for O +characterizing O +the O +methyl O +phosphonate O +ol O +i O +gomers O +. 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O + +It O +should O +be O +possible O +to O +extend O +this O +methodology O +to O +other O +base O +specific O + +depurination O +or O +depyrimidination O +reactions O +similar O +to O +those O +employed O +in O +the O +Maxam O +- O +Gilbert O +sequencing O +method O +( O +10 O +) O +. O + +Experiments O +directed O +toward O +this O +goal O +are O +currently O +in O +progress O +and O +will O +be O +reported O +in O +a O +future O +communication O +. O + +ACKNOWLEDGEMENT O +: O +This O +work O +was O +supported O +in O +part O +by O +the O +following O +grants O +from O +the O +National O +Institutes O +of O +Health O +: O +GM O +16066 O +( O +P O +. O +O O +. O +P O +. O +T O +. O +) O +and O +GM O +31927 O + +6241 O + +Nucleic O +Acids O +Research O + +( O +P O +. O +S O +. O +M O +. O +) O +, O +and O +from O +a O +grant O +from O +Association O +for O +International O +Cancer O +Research O +. O + +REFERENCES O +: O + +1 O +. O + +MTTITr O +, O +P O +. O +S O +. O +, O +McParland O +, O +K O +. O +B O +. O +, O +Jayaraman O +, O +K O +. O +and O +Ts O +' O +o O +, O +P O +. O +O O +. O +P O +. O + +( O +1981 O +) O + +Biochemistry O +20 O +, O +1874 O +- O +1880 O +. O + +2 O +. O + +Jayaraman O +, O +K O +. O +, O +McParland O +, O +K O +. O +B O +. O +, O +Miller O +, O +P O +. O +S O +. O +and O +Ts O +' O +o O +, O +P O +. O +O O +. O +P O +. O + +( O +1981 O +) O + +Proc O +. O + +Natl O +. O + +Acad O +. O + +Sci O +. O + +78 O +, O +1537 O +- O +1541 O +. O + +3 O +. O + +Miller O +, O +P O +. O +S O +. O +, O +Agris O +, O +C O +. O +H O +. O +, O +Blandin O +, O +M O +. O +, O +Murakami O +, O +A O +. O +, O +Reddy O +, O +P O +. O +M O +. O +, O + +Spitz O +, O +S O +. O +A O +. O +and O +Ts O +' O +o O +, O +P O +. O +O O +. O +P O +. O + +( O +1983 O +) O +Nucleic O +Acids O +Res O +. O +, O +submitted O +for O +publ O +ication O +. O + +4 O +. O + +Sinha O +, O +N O +. O +D O +. O + +Grossbruchaus O +, O +V O +. O +and O +Koester O +, O +H O +. O + +( O +1983 O +) O +Tetrahedron O +Letters O + +24 O +, O +877 O +- O +880 O +. O + +5 O +. O + +Miller O +, O +P O +. O +S O +. O +, O +Cheng O +, O +D O +. O +M O +. O +, O +Dreon O +, O +N O +. O +, O +Jayaraman O +, O +K O +. O +, O +Kan O +, O +L O +. O +- O +S O +. O +, O + +Leutzinger O +, O +E O +. O +E O +. O +, O +Pulford O +, O +S O +. O +M O +. O +and O +Ts O +' O +o O +, O +P O +. O +O O +. O +P O +. O + +( O +1980 O +) O +Biochemistry O +19 O +, O +4688 O +- O +4698 O +. O + +6 O +. O + +Ito O +, O +H O +. O +, O +Ike O +, O +Y O +. O +, O +Ikuta O +, O +S O +. O +and O +Itakura O +, O +K O +. O +, O +( O +1982 O +) O +Nucleic O +Acids O +Res O + +10 O +, O +1755 O +- O +1769 O +. O + +7 O +. O + +Barnett O +, O +R O +. O +W O +. O +and O +Letsinger O +, O +R O +. O +L O +. O + +( O +1981 O +) O +Tetrahedron O +Letters O +22 O +, O + +991 O +- O +994 O +. O + +6242 O + +Further O +studies O +on O +partially O +purified O +calf B +thymus O +DNA O +polymerase O +a O +. O + +Abstract O + +Attempts O +to O +prevent O +the O +urea O +conversion O +of O +a O +200 O +- O +230 O +, O +000 O +molecular O +weight O +DNA O +polymerase O +alpha O +to O +a O +150 O +- O +170 O +, O +000 O +molecular O +weight O +form O +by O +the O +inclusion O +of O +protease O +inhibitors O +have O +not O +been O +successful O +. O + +No O +other O +method O +has O +been O +found O +capable O +of O +dissociating O +a O +50 O +- O +70 O +, O +000 O +fragment O +or O +subunit O +from O +the O +DNA O +polymerase O +subunit O +. O + +Addition O +of O +this O +50 O +- O +70 O +, O +000 O +subunit O +to O +the O +polymerase O +subunit O +does O +not O +aid O +the O +binding O +of O +the O +enzyme O +to O +DNA O +, O +but O +does O +have O +an O +effect O +on O +the O +utilisation O +of O +synthetic O +template O +- O +initiator O +complexes O +by O +the O +polymerase O +subunit O +. O + +Volume O +6 O +Number O +10 O +1979 O + +Nucleic O +Acids O +Research O + +Further O +studies O +on O +partially O +purified O +calf B +thymus O +DNA O +polymerase O +a O +Keith O +McKune O +and O +Andrew O +M O +. O +Holmes O +* O + +Biochemistry O +Department O +, O +Strathclyde O +University O +, O +The O +Todd O +Centre O +, O +31 O +Taylor O +Street O +, O +Glasgow O +, O +G4 O +ONR O +, O +UK O + +Received O +I O +June O +1979 O +ABSTRACT O + +Attempts O +to O +prevent O +the O +urea O +conversion O +of O +a O +200 O +- O +230 O +, O +000 O +molecular O +weight O +DNA O +polymerase O +a O +to O +a O +150 O +- O +170 O +, O +000 O +molecular O +weight O +form O +by O +the O + +inclusion O +of O +protease O +inhibitors O +have O +not O +been O +successful O +. O + +No O +other O +method O +has O +been O +found O +capable O +of O +dissociating O +a O +50 O +- O +70 O +, O +000 O +fragment O +or O +subunit O +from O +the O +DNA O +polymerase O +subunit O +. O + +Addition O +of O +this O +50 O +- O +70 O +, O +000 O +subunit O +to O +the O +polymerase O +subunit O +does O +not O +aid O +the O +binding O +of O +the O +enzyme O +to O +DNA O +, O +but O +does O +have O +an O +effect O +on O +the O +utilisation O +of O +synthetic O +template O +- O +initiator O +complexes O +by O +the O +polymerase O +subunit O +. O + +INTRODUCTION O + +In O +mammals O +DNA O +polymerase O +a O +is O +thought O +to O +be O +the O +replicative O + +enzyme O +, O +but O +due O +to O +low O +levels O +of O +activity O +, O +even O +in O +tissues O +actively O +making O +DNA O +, O +and O +to O +enzyme O +heterogeneity O +it O +has O +been O +found O +difficult O +to O +purify O + +However O +, O +small O +samples O +of O +DNA O +polymerase O +a O +have O +been O +highly O +purified O + +2 O +, O +3 O +, O +4 O +, O +5 O +from O +several O +sources O +and O +partially O +characterised O + +Heterogeneity O +has O +been O +observed O +in O +DNA O +polymerase O +a O +from O +a O +var O + +6 O +7 O + +iety O +of O +sources O +, O +including O +rat B +liver O +and O +spleen O +, O +Hela O +cells O +, O +baby O +hamster O + +8 O +9 O +, O +10 O +11 O + +kidney O +cells O +, O +mouse B +myeloma O +, O +Drosophila B +embryos O +and O +calf B +thymus O + +1 O +, O +6 O +, O +12 O +, O +13 O +. O + +We O +have O +previously O +observed O +several O +species O +of O +calf B +thymus O + +DNA O +polymerase O +a O +differing O +in O +size O +and O +charge O +. O + +In O +order O +of O +elution O +from O +DEAE O +cellulose O +they O +are O +enzyme O +A1 O +( O +200 O +- O +230 O +, O +000 O +molecular O +weight O +) O +, O +A2 O +( O +200 O +- O +230 O +, O +000 O +) O +, O +B O +( O +100 O +- O +110 O +, O +000 O +) O +and O +C O +( O +150 O +- O +170 O +, O +000 O +) O +. O + +A O +poly O +( O +dA O +) O +. O +oligo O + +( O +dT O +) O +10 O +preferring O +enzyme O +, O +enzyrrme O +D O +( O +140 O +- O +150 O +, O +000 O +molecular O +weight O +) O +elutes O +just O +after O +enzyme O +B O +. O + +The O +A O +enzymes O +seem O +identical O +in O +all O +properties O +except O +their O +charge O +. O + +5 O +. O +0 O +- O +5 O +. O + +5S O +enzymes O +, O +analagous O +to O +B O +, O +have O +been O +observed O +to O + +C O +Information O +Retrieval O +Limited O +1 O +Falconberg O +Court O +London O +Wl O +V O +5FG O +England O + +3341 O + +Nucleic O +Acids O +Research O + +arise O +as O +the O +result O +of O +proteolytic O +action O +' O +, O +similarly O +the O +B O +enzyme O +above O +14 O + +, O +but O +the O +relationship O +of O +the O +other O +observed O +species O +is O +not O +clear O +, O +nor O +is O + +the O +problem O +of O +which O +, O +if O +any O +, O +of O +these O +species O +is O +the O +replicative O +enzyme O +, O + +although O +circumstantial O +evidence O +has O +implicated O +a O +DNA O +polymerase O +a O +to O +be O + +15 O +the O +replicative O +enzyme O +in O +adenovirus B +infected O +KB O +cells O + +We O +have O +previously O +shown O +that O +several O +of O +these O +enzymes O +are O +inter O + +16 O + +convertible O +. O + +In O +particular O +, O +mild O +urea O +treatment O +can O +convert O +both O +A O + +enzymes O +to O +C O +enzyme O +, O +with O +the O +loss O +of O +a O +subunit O +or O +fragment O +of O +50 O +- O +70 O +, O +000 O +molecular O +weight O +. O + +The O +C O +enzyme O +retains O +DNA O +polymerase O +activity O +, O +but O + +does O +show O +differences O +compared O +to O +A O +enzyme O +in O +heat O +sensitivity O +and O +sensitivity O +to O +N O +- O +ethylmaleimide O +. O + +Highly O +purified O +samples O +of O +A O +and O +C O +enzymes O +when O +subjected O +to O +sodium O +dodecyl O +sulphate O +polyacrylamide O +gel O +electrophoresis O +have O +shown O +a O +corre O + +lation O +of O +DNA O +polymerase O +activity O +with O +a O +polypeptide O +band O +155 O +, O +000 O +molecular O +weight O +. O + +Contaminating O +material O +of O +50 O +- O +70 O +, O +000 O +molecular O +weight O +appeared O + +to O +obscure O +the O +putative O +50 O +- O +70 O +, O +000 O +subunit O +in O +gels O +of O +A O +enzyme O +. O + +The O +conclusions O +drawn O +were O +that O +DNA O +polymerase O +a O +is O +a O +155 O +, O +000 O +molecular O +weight O + +polypeptide O +( O +C O +enzyrrme O +) O +which O +can O +and O +does O +associated O +with O +material O +of O +50 O + +70 O +, O +000 O +molecular O +weight O +to O +give O +A O +enzyme O +, O +and O +that O +enzyme O +B O +is O +a O +proteol O + +14 O + +ytic O +degradation O +product O +. O + +The O +relationship O +of O +enzyme O +D O +to O +the O +others O +is O + +not O +clear O +. O + +It O +is O +possible O +that O +during O +the O +enzyme O +isolation O +procedure O +proteolytic O +action O +may O +have O +taken O +place O +on O +a O +200 O +- O +230 O +, O +000 O +molecular O +weight O +enzyme O +releasing O +155 O +, O +000 O +and O +50 O +- O +70 O +, O +000 O +fragments O +which O +remain O +in O +association O + +until O +urea O +treatment O +separates O +them O +. O + +It O +is O +also O +possible O +that O +urea O +treatment O +itself O +renders O +the O +enzyme O +susceptible O +to O +contaminating O +proteases O +. O + +Further O +experiments O +to O +ascertain O +whether O +or O +not O +this O +is O +the O +case O +and O +, O +if O +so O +, O +to O +prevent O +it O +, O +have O +been O +carried O +out O +. O + +A O +enzyme O +can O +be O +reconstituted O +from O +C O +enzyme O +formed O +by O +the O +action O + +of O +urea O +on O +A O +enzyme O +by O +concentrating O +it O +with O +the O +50 O +- O +70 O +, O +000 O +molecular O +weight O +material O +. O + +The O +A O +enzyrme O +obtained O +in O +this O +manner O +is O +highly O +purified O +, O +as O +is O + +the O +C O +enzyme O +formed O +by O +the O +urea O +treatment O +, O +and O +has O +been O +used O +in O +attempts O +to O +show O +differences O +in O +synthetic O +template O +- O +initiator O +complex O +utilisation O + +3342 O + +Nucleic O +Acids O +Research O + +b O +y O +the O +se O +two O +enzyme O +s O +. O + +MATERIALS O +AND O +METHODS O + +Calf B +thymus O +was O +obtained O +from O +10 O +- O +16 O +week O +old O +calves B +and O +frozen O +at O + +- O +20 O +? O +C O +until O +required O +. O + +Chromatographic O +media O +and O +chemicals O +were O +obtained O + +6 O + +from O +sources O +previously O +referred O +to O +. O + +Radioactive O +deoxynucleoside O +tri O + +phosphates O +were O +obtained O +from O +the O +Radiochemical O +Centre O +, O +Amersham O +, O +Bucks O +. O + +Synthetic O +oligo O +and O +polynucleotides O +were O +obtained O +from O +P O +. O + +L O +. O + +Biochemicals O + +Inc O +. O +, O +except O +for O +poly O +( O +dC O +) O +which O +was O +a O +gift O +from O +Dr O +. O +I O +. O +R O +. O + +Johnston O +and O +pre O + +17 O + +pared O +from O +oligo O +d O +( O +C O +) O +5 O +as O +described O +. O + +N O +- O +a O +- O +p O +Tosyl O +- O +L O +- O +lysine O +chloromethy O + +lketone O +HCl O +and O +phenylmethylsulphony O +were O +obtained O +from O +Sigma O +and O +Trasylol O +from O +Bayer O +. O + +Except O +where O +indicated O +all O +buffers O +contained O +20 O +% O +w O +/ O +v O +glycerol O +and O + +1 O +mM O +dithiothreitol O +. O + +Standard O +linear O +phosphate O +gradients O +were O +run O +between O +0 O +. O +03 O +M O +and O +0 O +. O +25 O +M O +potassium O +phosphate O +, O +pH O +7 O +. O +8 O +. O + +Gradient O +salt O +concentr O + +2 O + +ations O +were O +measured O +using O +a O +conductivity O +meter O +as O +described O +. O + +Urea O +was O + +prepared O +as O +a O +4 O +. O + +8 O +M O +solution O +in O +20 O +% O +w O +/ O +v O +glycerol O +, O +stirred O +with O +Amberlite O + +MB3 O +and O +filtered O +. O + +Dithiothreitol O +was O +added O +to O +a O +final O +concentration O +of O +1 O +mM O +before O +use O +. O + +6 O +DNA O +polymerase O +was O +assayed O +using O +activated O +DNA O +as O +described O + +except O +that O +the O +buffer O +was O +50 O +mM O +tris O +HC1 O +, O +pH O +7 O +. O +8 O +. O + +One O +unit O +of O +DNA O +polymerase O +activity O +incorporates O +ln O +mol O +[ O +H O +] O +dTMP O +into O +an O +acid O +insoluble O +form O +in O +one O +hour O +at O +370C O +. O + +Assays O +using O +synthetic O +template O +- O +initiator O +complexes O +were O +carried O +out O +at O +30 O +? O +C O +in O +0 O +. O + +12 O +ml O +. O + +The O +template O +- O +initiator O +complexes O + +6 O + +were O +prepared O +and O +assays O +processed O +as O +described O +. O + +All O +assays O +contained O + +1 O +mM O +dithiothreitol O +, O +62 O +. O + +5 O +p O +. O +g O +bovine B +serum O +albumin O +, O +1 O +, O +ug O +template O +- O +initiator O +complex O +, O +enzyme O +protein O +and O +the O +relevant O +[ O +H O +] O +deoxynucleoside O +triphosphate O +at O +0 O +. O +1 O +mM O +and O +12 O +- O +15 O +cpm O +/ O +pmol O +. O + +These O +assays O +were O +carried O +out O +at O +either O +pH O +6 O +. O +4 O +in O +20 O +mM O +sodium O +- O +potassium O +phosphate O +, O +or O +at O +pH O +7 O +. O +8 O +in O +50 O +mM O +tris O +HCl O +and O +contained O +either O +10 O +mM O +MgCl2 O +or O +1 O +mM O +MnCl2 O +as O +indicated O +. O + +Preliminary O +purification O +of O +DNA O +polymerase O +a O +to O +Fraction O +IV O +was O +as O + +6 O + +described O +, O +the O +purification O +steps O +being O +phosphocellulose O +chromatography O +, O + +ammonium O +sulphate O +precipitation O +and O +gel O +filtration O +on O +Sepharose O +6B O +. O + +3343 O + +Nucleic O +Acids O +Research O + +Enzyme O +obtained O +from O +the O +DEAE O +cellulose O +step O +is O +referred O +to O +as O +Fraction O + +V O +enzyme O +. O + +Samples O +were O +prepared O +for O +sodium O +dodecyl O +sulphate O +polyacrylamide O +gel O +electrophoresis O +and O +scanned O +as O +previously O +described2 O + +RESULTS O +AND O +DISCUSSION O + +( O +a O +) O +Interconversion O +Studies O + +A O +enzyme O +was O +routinely O +converted O +to O +C O +enzyme O +by O +incubating O +200500 O +units O +/ O +ml O +of O +Fraction O +V O +A O +enzyme O +in O +2 O +. O +4 O +M O +urea O +in O +0 O +. O + +02 O +M O +potassium O + +phosphate O +, O +pH O +7 O +. O +8 O +, O +for O +60 O +minutes O +at O +0 O +? O +C O +. O + +The O +mixture O +was O +then O +loaded O +on O +to O +a O +DEAE O +cellulose O +, O +washed O +with O +0 O +. O + +03 O +M O +potassium O +phosphate O +pH O +7 O +. O + +8 O +, O +and O +enzyrme O +eluted O +either O +with O +the O +standard O +phosphate O +gradient O +or O +batchwise O +. 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O +8 O +, O +with O +extra O +subunit O +( O +s O +) O +is O +clearly O +more O +effective O +on O +the O + +oligoribonucleotide O +initiator O +, O +oligo O +( O +A O +) O +10 O +than O +is O +enzyme O +C O +. O + +In O +view O +of O +the O +proposed O +RNA O +initiation O +of O +Okazaki O +pieces O +this O +may O +indicate O +a O +role O +of O +this O +subunit O +in O +Okazaki O +piece O +synthesis O +, O +in O +that O +it O +may O +aid O +the O +DNA O +polymerase O +to O +' O +take O +over O +' O +from O +the O +RNA O +polymerase O +. O + +Using O +poly O +( O +dA O +) O +. O +oligo O +( O +dT O +) O +10 O + +( O +A O +: O +T O += O +20 O +: O +1 O +) O +and O +following O +the O +incorporation O +of O +[ O +H O +] O +dTMP O +as O +a O +function O +of O +time O +a O +short O +lag O +was O +observed O +for O +C O +enzyme O +, O +but O +not O +for O +A2 O +( O +Fig O +. O +4 O +) O +. O + +Similar O +re O +sult O +s O +we O +re O +obtained O +when O +poly O +( O +dC O +) O +. O +oligo O +( O +dG O +) O +1 O +0 O +( O +C O +: O +G O += O +5 O +: O +1 O +) O +wa O +s O + +used O +as O +temrrplate O +- O +initiator O +, O +but O +not O +when O +poly O +( O +dT O +) O +. O +oligo O +( O +A O +) O +10 O +( O +T O +: O +A O += O +1 O +: O +1 O +) O +was O +used O +. O + +Neither O +enzyme O +showed O +a O +lag O +on O +this O +template O +- O +initiator O +complex O +or O +on O +activated O +DNA O +. O + +Incorporation O +versus O +enzyme O +concentration O +also O +showed O +this O +lag O +for O +C O +enzyme O +on O +poly O +( O +dA O +) O +. O +oligo O +( O +dT O +) O +10 O +. O + +It O +is O +not O +certain O +what O +causes O + +3349 O + +Nucleic O +Acids O +Research O + +TABLE O +1 O +Template O +utilisation O +by O +reconstituted O +A O +and O +C O +derived O +from O +A O +. O + +3H O +] O +dNTP O +Divalent O +cation O +A2 O +at O +pH O +C O +at O +pH O + +Template O +_ O +6 O +. O +4 O +7 O +. O +8 O +6 O +. O +4 O +7 O +. O +8 O +Activated O +DNA O +dTTP O +Mg O ++ O ++ O +100 O +100 O +Activated O +DNA O +dATP O +Mg O ++ O ++ O +91 O +85 O +Activated O +DNA O +dGTP O +Mg O ++ O ++ O +85 O +82 O +poly O +( O +dA O +) O +. O +oligo O +( O +dT O +) O +10 O +dTTP O +Mg O +66 O +. O +0 O +4 O +. O +0 O +20 O +91 O + +( O +A O +: O +T O += O +20 O +: O +1 O +) O + +poly O +( O +dA O +) O +. O + +oligo O +( O +dT O +) O +dTTP O +Mu O +19 O +. O +0 O +4 O +. O + +5 O +6 O +. O + +5 O +2 O +. O +5 O + +poly O +( O +dA O +. O + +oig O +~ O +10 O +( O +A O +: O +T O += O +20 O +: O +1 O +) O + +poly O +( O +dT O +) O +. O + +oligo O +( O +dA O +) O +10 O +dATP O +Mg O +2 O +. O +5 O +< O +1 O +( O +1 O +( O +1 O + +( O +T O +: O +A O += O +5 O +: O +1 O +) O + +poly O +( O +dT O +) O +. O +oligo O +( O +dA O +) O +1 O +dATP O +Mn O ++ O ++ O +15 O +. O +5 O +23 O +. O +0 O +9 O +. O + +0 O +3 O +. O + +0 O + +poly O +( O +dT O +) O +. O + +oligo O +( O +A O +) O +10 O +dATP O +Mg O +15 O +. O +0 O +230 O +. O +0 O +10 O +. O +0 O +77 O +. O + +5 O + +( O +T O +: O +A O += O +1 O +: O +1 O +) O + +poly O +( O +dT O +) O +* O +oligo O +( O +A O +) O +10 O +dATP O +Mn O +41 O +. O +5 O +75 O +. O + +5 O +19 O +. O +5 O +21 O +. O +5 O + +( O +T O +: O +A O += O +1 O +: O +1 O +) O + +poly O +( O +dC O +) O +. O + +oligo O +( O +dG O +) O +dGTP O +Mg O ++ O ++ O +6 O +. O + +0 O +15 O +. O +5 O +4 O +. O + +5 O +7 O +. O + +5 O + +( O +C O +: O +G O += O +5 O +: O +1 O +) O +10 O + +poly O +( O +dC O +) O +. O + +oligo O +( O +dG O +) O +10 O +dGTP O +Mn O ++ O +6 O +. O + +0 O +29 O +. O +5 O +5 O +. O + +0 O +6 O +. O + +5 O + +( O +C O +: O +G O += O +5 O +: O +1 O +) O +. O + +. O + +Values O +given O +are O +relative O +to O +incorporation O +of O +[ O +H O +] O +dTMP O +at O +pH O +7 O +. O + +8 O +on O +activated O +DNA O +. O + +For O +A2 O +this O +was O +176 O +. O +5 O +pmol O +, O +for O +C O +232 O +pmol O +. O + +dATP O +, O +dCTP O +, O +dGTP O +and O +dTTP O +were O +included O +for O +assays O +using O +activated O +DNA O +, O +only O +the O +deoxynucleoside O +triphosphate O +stated O +was O +used O +in O +the O +synthetic O +template O + +initiator O +complex O +assays O +. O + +Assays O +were O +for O +10 O +minutes O +. O + +The O +buffers O +and O +concentrations O +of O +the O +divalent O +cations O +were O +as O +in O +Materials O +and O +Methods O +. O + +this O +lag O +, O +but O +the O +annealing O +of O +template O +to O +initiator O +is O +only O +transient O +' O +and O +the O +DNA O +polymerase O +subunit O +may O +have O +difficulty O +in O +stabilising O +the O +complex O +and O +the O +50 O +- O +70 O +, O +000 O +molecular O +weight O +subunit O +may O +be O +able O +to O +help O +the O +poly O + +merase O +subunit O +to O +overcome O +this O +. O + +Addition O +of O +the O +50 O +- O +70 O +, O +000 O +subunit O +to O +the O +polymerase O +subunit O +prior O +to O +assaying O +with O +these O +templates O +had O +no O +effect O +on O +activity O +and O +it O +may O +be O +that O +a O +preincubation O +period O +is O +required O +before O +the O +two O +3350 O + +Nucleic O +Acids O +Research O + +Figure O +4 O +Activity O +of O +A2 O +and O +C O +enzymes O +on O +poly O +( O +dA O +) O +. O +oligo O +( O +dT O +) O +jO O +( O +A O +: O +T O += O + +20 O +: O +1 O +) O +as O +a O +function O +of O +time O +. O + +50 O +, O +ul O +samples O +were O +withdrawn O +at O +various O +times O +from O +a O +0 O +. O + +6 O +inl O +incubation O +mix O +at O +30 O +? O +C O +and O +added O +to O +0 O +. O + +5 O +ml O +0 O +. O + +1 O +M O +sodium O + +pyrophosphate O +containing O +100 O +, O +ug O +/ O +ml O +native O +calf B +thymus O +DNA O +and O +processed O +for O +counting O +in O +the O +usual O +manner6 O +. O + +The O +mix O +contained O +1 O +mM O +dithiothreitol O +, O +50 O +mM O +tris O +HC1 O +, O +pH O +7 O +. O +8 O +10 O +mM O +MgC12 O +, O +0 O +. O + +1 O +mM O +[ O +3H O +] O +dTTP O +( O +15 O +cpm O +/ O +pmol O +) O +, O +312 O +. O +5 O +, O +ug O +bovine B +serum O +albumin O +, O +5 O +Fg O +poly O +( O +dA O +) O +. O +oligo O +( O +dT O +) O +( O +A O +: O +T O += O +20 O +: O +1 O +) O +and O +enzyme O +protein O +( O +* O +- O +* O +) O +3 O +. O +3 O +units O +reconstituted O +A2 O +, O +( O +o O +- O +o O +) O +16 O +. O + +0 O +units O +urea O +derived O +C O +enzyme O +. O + +subunits O +become O +fully O +associated O +. O + +After O +the O +lag O +phase O +is O +over O +the O +C O +enzyme O +is O +still O +less O +active O +on O +these O +template O +- O +initiators O +than O +A O +enzyme O +. O + +That O +is O +the O +A O +enzyme O +seems O +capable O +of O +elongating O +the O +initiator O +faster O +than O +the O +C O +enzyme O +. O + +Experiments O +to O +determine O +whether O +the O +differences O +in O +rates O +of O +elongation O +of O +these O +template O +- O +initiator O +complexes O +are O +differences O +in O +processivity O +of O +the O + +enzymes O +under O +the O +different O +pH O +and O +divalent O +cation O +conditions O +are O +under O +way O +. O + +ACKNOWLEDGEMENTS O + +We O +thank O +the O +Medical O +Research O +Council O +for O +a O +research O +grant O +. O + +Communications O +concerning O +the O +paper O +should O +be O +sent O +to O +: O + +Dr O +. O +A O +. O + +M O +. O + +Holmes O +, O +Department O +of O +Biochemistry O +, O +University O +of O +Strathclyde O +, O +The O +Todd O +Centre O +, O +31 O +Taylor O +Street O +, O +Glasgow O +G4 O +ONR O +, O +U O +. O +K O +. O + +3351 O + +Nucleic O +Acids O +Research O + +REFERENCES O + +( O +1 O +) O +Bollum O +, O +F O +. O +J O +. O + +( O +1975 O +) O +. O + +Prog O +. O + +Nucleic O +Acid O +Res O +. O + +Mol O +. O + +Biol O +. O + +15 O +, O + +109 O +- O +144 O +. O + +( O +2 O +) O +Holmes O +, O +A O +. O +M O +. O +, O +Hesslewood O +, O +I O +. O +P O +. O +and O +Johnston O +, O +I O +. O +R O +. O + +( O +1976 O +) O +. O + +Eur O +. O + +J O +. O + +Biochem O +. O + +62 O +, O +229 O +- O +235 O +. O + +( O +3 O +) O +Matsukage O +, O +A O +. O +, O +Sivarajan O +, O +M O +. O +and O +Wilson O +, O +S O +. O +H O +. O + +( O +1976 O +) O +. O + +Biochem O + +istry O +15 O +, O +5305 O +- O +5314 O +. O + +( O +4 O +) O +Fisher O +, O +P O +. O +A O +. O +and O +Korn O +, O +D O +. O + +( O +1977 O +) O +. O + +J O +. O + +Biol O +. O + +Chem O +. O + +252 O +, O +6528 O + +6535 O +. O + +( O +5 O +) O +Fichot O +, O +O O +. O +, O +Pascal O +, O +M O +. O +, O +Mechali O +, O +M O +. O +and O +De O +Recondo O +, O +A O +, O +- O +M O +. O + +( O +1979 O +) O +. O + +Biochim O +. O + +Biophys O +. O + +Acta O +, O +561 O +, O +28 O +- O +41 O +. O + +( O +6 O +) O +Holmes O +, O +A O +. O +M O +. O +, O +Hesslewood O +, O +I O +. O +R O +. O +and O +Johnston O +, O +I O +. O +R O +. O + +( O +1974 O +) O +. O + +Eur O +. O + +J O +. O + +Biochemn O +. O + +43 O +, O +487 O +- O +499 O +. O + +( O +7 O +) O +Noy O +, O +G O +. O +P O +. O +and O +Weissbach O +, O +A O +. O + +( O +1977 O +) O +. O + +Biochim O +. O + +Biophys O +. O + +Acta O +, O + +447 O +, O +70 O +- O +83 O +. O + +( O +8 O +) O +Craig O +, O +R O +. O +K O +. O +and O +Keir O +, O +H O +. O + +M O +. O + +( O +1975 O +) O +. O + +Biochem O +. O + +J O +. O + +145 O +, O +225 O +- O +232 O +. O + +( O +9 O +) O +Matsukage O +, O +A O +. O +, O +Bohn O +, O +E O +. O +W O +. O +and O +Wilson O +, O +S O +. O +H O +. O + +( O +1974 O +) O +. O + +Proc O +. O + +Natl O +. O + +Acad O +. O + +Sci O +. O + +U O +. O +S O +. O +A O +. O + +71 O +, O +578 O +- O +582 O +. O + +110 O +) O +Hachmann O +, O +H O +. O +J O +. O +and O +Lezius O +, O +A O +. O +G O +. O + +( O +1975 O +) O +. O + +Eur O +. O + +J O +. O + +Biochem O +. O + +50 O +, O + +357 O +- O +366 O +. O + +( O +11 O +) O +Brakel O +, O +C O +. O +L O +. O +and O +Blumenthal O +, O +A O +. O +B O +. O + +( O +1977 O +) O +. O + +Biochemistry O +, O +16 O +, O + +3137 O +- O +3143 O +. O + +( O +12 O +) O +Momparler O +, O +R O +. O +L O +. O +, O +Rossi O +, O +M O +. O +and O +Labitan O +, O +A O +. O + +( O +1973 O +) O +. O + +J O +. O + +Biol O +. O + +Chem O +. O + +248 O +, O +285 O +- O +293 O +. O + +( O +13 O +) O +Yoshida O +, O +S O +. O +, O +Konda O +, O +T O +. O +and O +Ando O +, O +T O +. O + +( O +1974 O +) O +. O + +Biochim O +. O + +Biophys O +. O + +Acta O +, O +353 O +, O +463 O +- O +474 O +. O + +( O +14 O +) O +Holmes O +, O +A O +. O +M O +. O +, O +Hesslewood O +, O +I O +. O +P O +. O +, O +Wickremasinghe O +, O +R O +. O +G O +. O +and O + +Johnston O +, O +I O +. O +R O +. O + +( O +1977 O +) O +. O + +Biochem O +. O + +Soc O +. O + +Symp O +. O + +42 O +, O +17 O +- O +36 O +. O + +( O +15 O +) O +De O +Jong O +, O +A O +. O +, O +Van O +der O +Vliet O +, O +P O +. O +and O +Jansz O +, O +H O +. O +S O +. O + +( O +1977 O +) O +. O + +Biochim O +. O + +Biophys O +. O + +Acta O +, O +476 O +, O +156 O +- O +165 O +. O + +( O +16 O +) O +Holmes O +, O +A O +. O +M O +. O +, O +Hesslewood O +, O +I O +. O +P O +. O +and O +Johnston O +, O +I O +. O +R O +. O + +( O +1975 O +) O +. O + +Nature O +( O +London O +) O +255 O +, O +420 O +- O +422 O +. O + +( O +17 O +) O +Bollum O +, O +F O +. O + +J O +. O + +( O +1966 O +) O +. O + +Procedures O +in O +Nucleic O +Acid O +Research O + +( O +Cantoni O +, O +G O +. O +L O +. O +and O +Davis O +, O +D O +. O +R O +. O +eds O +) O +. O + +pp O +577 O +- O +583 O +, O +Harper O +and O +Row O +, O +New O +York O +. O + +( O +18 O +) O +Barrett O +, O +A O +. O +J O +. O + +( O +1975 O +) O +. O + +Proteases O +and O +Biological O +Control O +pp O +467 O +- O +482 O +, O + +Cold O +Spring O +Harbor O +Laboratory O +, O +Cold O +Spring O +Harbor O +. O + +( O +19 O +) O +Richards O +, O +F O +. O + +M O +. O +and O +Vithayathil O +, O +P O +. O +J O +. O + +( O +1960 O +) O +. O + +Brookhaven O +Symp O +. O + +Biol O +. O + +13 O +, O +115 O +- O +134 O +. O + +( O +20 O +) O +Lowe O +, O +P O +. O +A O +. O +, O +and O +Malcolm O +, O +A O +. O +B O +. O +D O +. O + +( O +1976 O +) O +. O + +Eur O +. O + +J O +. O + +Biochem O +. O + +64 O +, O + +177 O +- O +188 O +. O + +( O +21 O +) O +Hesslewood O +, O +I O +. O +P O +. O +, O +Holmes O +, O +A O +. O +M O +. O +, O +Wakeling O +, O +W O +. O +F O +. O +and O +Johnston O +, O + +I O +. O +R O +. O + +( O +1978 O +) O +. O + +Eur O +. O + +J O +. O + +Biochenr O +. O +. O + +84 O +, O +123 O +- O +131 O +. O + +( O +22 O +) O +Mechali O +, O +M O +. O +and O +De O +Recondo O +, O +A O +. O + +- O +M O +. O + +( O +1978 O +) O +. O + +Biochim O +. O + +Biophys O +. O + +Res O +. O + +Comm O +, O +82 O +, O +255 O +- O +264 O +. O + +( O +23 O +) O +Chang O +, O +L O +. O +M O +. O +S O +. O +, O +Cassani O +, O +G O +. O +R O +. O +and O +Bollum O +, O +F O +. O +J O +. O + +( O +1972 O +) O +. O + +J O +. O + +Biol O +. O + +Che O +. O + +247 O +, O +7718 O +- O +7723 O +. O + +( O +24 O +) O +Wickremasinghe O +, O +R O +. O +G O +. O +and O +Johnston O +, O +I O +. O +R O +. O + +( O +1974 O +) O +. O + +Biochim O +. O + +Biophys O +. O + +Acta O +, O +361 O +, O +37 O +- O +52 O +. O + +3352 O + +Primitive O +Neuroectodermal O +Tumor O +( O +PNET O +) O +of O +the O +kidney O +: O +a O +case O +report O + +Abstract O + +Background O + +A O +case O +of O +Primitive O +Neuroectodermal O +Tumor O +( O +PNET O +) O +of O +the O +kidney O +in O +a O +27 O +- O +year O +- O +old O +woman B +is O +presented O +. O + +Few O +cases O +are O +reported O +in O +the O +literature O +with O +a O +variable O +, O +nonspecific O +presentation O +and O +an O +aggressive O +behaviour O +. O + +In O +our O +case O +, O +a O +radical O +nephrectomy O +with O +lymphadenectomy O +was O +performed O +and O +there O +was O +no O +residual O +or O +recurrent O +tumour O +at O +24 O +- O +month O +follow O +- O +up O +. O + +Methods O + +The O +surgical O +specimens O +were O +formalin O +- O +fixed O +and O +paraffin O +embedded O +. O + +The O +sections O +were O +stained O +with O +routinary O +H O +& O +E O +. O + +Immunohistochemistry O +was O +performed O +. O + +Results O + +The O +immunohistochemical O +evaluation O +revealed O +a O +diffuse O +CD99 O +positivity O +in O +the O +cytoplasm O +of O +the O +neoplastic O +cells O +. O + +Pankeratin O +, O +cytokeratin O +AE1 O +/ O +AE3 O +, O +vimentin O +, O +desmin O +, O +S100 O +, O +cromogranin O +were O +negative O +. O + +The O +clinical O +presentation O +and O +the O +macroscopic O +aspect O +, O +together O +with O +the O +histological O +pattern O +, O +the O +cytological O +characteristic O +and O +the O +cellular O +immunophenotype O +addressed O +the O +diagnosis O +towards O +primary O +PNET O +of O +kidney O +. O + +Conclusions O + +Since O +sometimes O +it O +is O +difficult O +to O +discriminate O +between O +PNET O +and O +Ewing O +' O +s O +tumour O +, O +we O +reviewed O +the O +difficulties O +in O +differential O +diagnosis O +. O + +These O +tumors O +have O +a O +common O +precursor O +but O +the O +stage O +of O +differentiation O +in O +which O +it O +is O +blocked O +is O +probably O +different O +. O + +This O +could O +also O +explain O +their O +different O +biological O +behaviour O +and O +prognosis O +. O + +Background O + +The O +peripheral O +Primitive O +Neuroectodermal O +Tumor O +( O +PNET O +) O +, O +firstly O +recognized O +by O +Arthur O +Purdy O +Stout O +in O +1918 O +, O +is O +a O +member O +of O +the O +family O +of O +" O +small O +round O +- O +cell O +tumors O +" O +. O + +Primitive O +renal O +localization O +is O +very O +rare O +. O + +There O +are O +almost O +50 O +cases O +reported O +in O +the O +literature O +, O +although O +it O +is O +difficult O +to O +estimate O +the O +exact O +number O +since O +often O +it O +has O +not O +been O +differentiated O +from O +Ewing O +' O +s O +Sarcoma O +[ O +1 O +- O +13 O +] O +. O + +Renal O +PNET O +is O +more O +aggressive O +than O +in O +the O +other O +sites O +. O + +It O +frequently O +arises O +during O +childhood O +or O +adolescence O +, O +having O +an O +aggressive O +clinical O +course O +towards O +metastatic O +disease O +and O +death O +. O + +It O +often O +recurs O +locally O +and O +metastasises O +early O +to O +regional O +lymph O +nodes O +, O +lungs O +, O +liver O +, O +bone O +and O +bone O +marrow O +, O +resulting O +in O +a O +poor O +prognosis O +. O + +The O +5 O +- O +year O +disease O +- O +free O +survival O +rate O +, O +for O +patients B +presenting O +well O +confined O +extra O +- O +skeletal O +PNET O +, O +is O +around O +45 O +- O +55 O +% O +and O +cases O +with O +advanced O +disease O +at O +presentation O +have O +a O +median O +relapse O +- O +free O +survival O +of O +only O +2 O +years O +[ O +1 O +] O +. O + +Case O +presentation O + +A O +27 O +- O +year O +- O +old O +woman B +was O +referred O +because O +of O +a O +mild O +left O +flank O +pain O +and O +haematuria O +. O + +Ultrasonography O +identified O +a O +left O +renal O +mass O +homogeneously O +hyperechogenic O +in O +comparison O +with O +renal O +parenchyma O +. O + +CT O +scan O +showed O +a O +11 O +mm O +x O +8 O +mm O +x O +6 O +mm O +tumor O +replacing O +the O +upper O +half O +of O +the O +left O +kidney O +with O +extension O +into O +the O +renal O +vein O +. O + +Chest O +x O +- O +ray O +was O +negative O +. O + +Pathological O +stage O +after O +radical O +nephrectomy O +was O +T3aN0Mx O +. O + +The O +surgical O +specimens O +were O +formalin O +- O +fixed O +and O +paraffin O +embedded O +. O + +The O +sections O +were O +stained O +with O +routinary O +H O +& O +E O +. O + +Immunohistochemistry O +was O +performed O +using O +avidin O +biotin O +complex O +technique O +and O +diaminobenzidine O +as O +chromogen O +. O + +The O +antibodies O +used O +included O +CD99 O +( O +Dako O +, O +M3601 O +) O +, O +pankeratin O +( O +Dako O +, O +M0821 O +) O +, O +cytokeratin O +AE1 O +/ O +AE3 O +( O +Dako O +, O +M3515 O +) O +, O +vimentin O +( O +Dako O +, O +M7010 O +) O +, O +desmin O +( O +Dako O +, O +M0760 O +) O +, O +S100 O +( O +Dako O +, O +Z0311 O +) O +, O +and O +chromogranin O +A O +( O +Dako O +, O +M0869 O +) O +, O +at O +suggested O +dilution O +. O + +We O +performed O +also O +appropriate O +routinely O +positive O +and O +negative O +controls O +. O + +The O +tumor O +was O +multilobular O +, O +grey O +, O +glistening O +, O +focally O +hemorrhagic O +, O +surrounded O +by O +a O +capsule O +and O +with O +a O +sharp O +demarcation O +from O +the O +uninvolved O +kidney O +. O + +Histologically O +, O +the O +tumor O +consisted O +of O +small O +round O +cells O +with O +round O +nuclei O +and O +scant O +cytoplasm O +. O + +It O +presented O +different O +patterns O +, O +with O +cohesive O +lobules O +or O +rosettes O +and O +perivascular O +pseudo O +- O +rosettes O +or O +, O +in O +some O +areas O +, O +spindle O +cellular O +elements O +( O +fig O +. O +1 O +) O +. O + +The O +immunohistochemical O +evaluation O +revealed O +a O +diffuse O +CD99 O +positivity O +in O +the O +cytoplasm O +of O +the O +neoplastic O +cells O +( O +fig O +. O +2 O +) O +; O +tumoral O +cells O +were O +also O +visible O +in O +the O +vascular O +lumens O +( O +fig O +. O +3 O +) O +. O + +By O +contrast O +, O +pankeratin O +, O +cytokeratin O +AE1 O +/ O +AE3 O +, O +vimentin O +, O +desmin O +, O +S100 O +, O +cromogranin O +were O +negative O +. O + +The O +clinical O +presentation O +and O +the O +macroscopic O +aspect O +, O +together O +with O +the O +histological O +pattern O +, O +the O +cytological O +characteristic O +and O +the O +cellular O +immunophenotype O +addressed O +the O +diagnosis O +towards O +primary O +PNET O +of O +kidney O +. O + +A O +bone O +scan O +did O +not O +reveal O +positive O +areas O +. O + +Eight O +cycles O +of O +chemotherapy O +with O +Vincristine O +, O +Ifosfamide O +and O +Adriamycin O +, O +four O +cycles O +of O +Ifosfamide O +and O +VP16 O +and O +eight O +sittings O +of O +local O +radiotherapy O +were O +sequentially O +performed O +. O + +Follow O +- O +up O +examinations O +with O +CT O +and O +bone O +scan O +failed O +to O +show O +residual O +or O +recurrent O +tumor O +after O +24 O +months O +. O + +Conclusions O + +Primitive O +Neuroectodermal O +Tumor O +of O +the O +kidney O +is O +a O +rare O +entity O +. O + +The O +few O +cases O +reported O +revealed O +a O +variable O +presentation O +and O +an O +aggressive O +behaviour O +. O + +The O +distinction O +from O +other O +primary O +malignancies O +of O +the O +kidneys O +is O +crucial O +for O +prognosis O +. O + +The O +differential O +diagnosis O +includes O +extra O +- O +osseous O +Ewing O +' O +s O +sarcoma O +, O +rhabdomyosarcoma O +, O +Wilm O +' O +s O +tumor O +, O +carcinoid O +, O +neuroblastoma O +, O +clear O +cell O +sarcoma O +of O +the O +kidney O +, O +lymphoma O +, O +the O +small O +cell O +variant O +of O +osteosarcoma O +, O +desmoplastic O +small O +round O +cell O +tumor O +and O +nephroblastoma O +[ O +5 O +] O +. O + +The O +Homer O +- O +Wright O +type O +rosettes O +, O +commonly O +scarce O +of O +number O +or O +less O +defined O +in O +extra O +skeletal O +Ewing O +' O +s O +sarcoma O +( O +ES O +) O +, O +are O +a O +typical O +histological O +feature O +for O +PNET O +and O +can O +address O +the O +diagnosis O +although O +they O +can O +be O +found O +also O +in O +neuroblastoma O +[ O +5 O +] O +. O + +To O +better O +address O +the O +diagnosis O +, O +an O +immunohistochemical O +analysis O +is O +necessary O +. O + +In O +our O +case O +the O +presence O +of O +MIC O +- O +2 O +gene O +products O +, O +known O +also O +as O +CD99 O +, O +12E7 O +, O +E2 O +, O +013 O +and O +HBA71 O +, O +suggested O +a O +PNET O +diagnosis O +. O + +Primitive O +neuroectodermal O +tumors O +only O +immunorreactive O +to O +CD99 O +, O +even O +if O +uncommon O +, O +are O +reported O +in O +the O +literature O +[ O +13 O +] O +. O + +The O +reactivity O +to O +vimentin O +, O +NSE O +and O +S O +- O +100 O +may O +facilitate O +the O +diagnosis O +but O +is O +not O +patognomonic O +, O +while O +CD O +99 O +positivity O +is O +nowadays O +a O +clue O +for O +the O +diagnosis O +. O + +Moreover O +cytogenetic O +studies O +( O +not O +performed O +in O +our O +case O +) O +demonstrated O +that O +PNET O +and O +Ewing O +' O +s O +sarcoma O +can O +both O +be O +associated O +to O +a O +translocation O +of O +the O +long O +arms O +of O +chromosome O +11 O +and O +22 O +, O +t O +( O +11 O +; O +22 O +) O +( O +q22 O +; O +q12 O +) O +[ O +5 O +] O +. O + +Despite O +their O +genetic O +and O +antigenic O +similarity O +, O +many O +authors O +currently O +recognize O +PNET O +and O +extra O +- O +skeletal O +Ewing O +' O +s O +sarcoma O +of O +the O +kidney O +as O +separate O +entities O +. O + +It O +is O +also O +important O +to O +keep O +separate O +renal O +PNET O +and O +malignant O +rhabdomyosarcoma O +tumor O +( O +MRT O +) O +. O + +Weeks O +et O +al O +reported O +8 O +cases O +suggestive O +for O +PNET O +but O +mimicking O +MRT O +[ O +14 O +] O +. O + +Although O +renal O +PNET O +and O +MRT O +show O +similar O +clinico O +- O +pathological O +features O +, O +the O +latter O +usually O +occurs O +in O +very O +young O +children O +, O +having O +a O +more O +aggressive O +prognosis O +. O + +Rodriguez O +et O +al O +postulated O +that O +these O +two O +renal O +neoplasms O +share O +a O +common O +undifferentiated O +precursor O +to O +explain O +their O +similarity O +and O +we O +agree O +with O +these O +Authors O +[ O +12 O +] O +. O + +Indeed O +, O +the O +hypothesis O +that O +tumors O +arise O +from O +stem O +cells O +( O +SCs O +) O +as O +a O +consequence O +of O +a O +maturative O +arrest O +is O +now O +growing O +[ O +15 O +] O +. O + +SCs O +are O +present O +in O +almost O +all O +tissues O +and O +may O +originate O +different O +cellular O +lineages O +by O +the O +multi O +- O +step O +process O +named O +" O +differentiation O +" O +. O + +The O +role O +of O +SCs O +in O +tumorigenesis O +was O +clearly O +demonstrated O +in O +a O +number O +of O +carcinogenic O +models O +showing O +that O +solid O +and O +haematopoietic O +cancers O +could O +arise O +from O +tissue O +- O +specific O +SCs O +[ O +16 O +- O +19 O +] O +. O + +In O +agreement O +with O +Sell O +and O +Pierce O +, O +we O +retain O +that O +the O +degree O +of O +malignancy O +of O +a O +carcinoma O +depends O +by O +the O +stage O +in O +which O +SCs O +differentiation O +stopped O +during O +carcinogenesis O +[ O +19 O +] O +. O + +In O +particular O +, O +since O +PNET O +, O +Ewing O +' O +s O +tumour O +and O +MRT O +have O +a O +similar O +morphology O +, O +our O +hypothesis O +is O +that O +the O +mesenchimal O +stem O +precursor O +of O +these O +tumors O +is O +the O +same O +, O +but O +the O +stage O +of O +differentiation O +in O +which O +it O +is O +blocked O +is O +different O +. O + +This O +could O +explain O +why O +sometimes O +it O +is O +difficult O +to O +discriminate O +between O +these O +tumors O +, O +notwithstanding O +they O +present O +a O +different O +biological O +behaviour O +. O + +Competing O +interests O + +None O +declared O +. O + +Authors O +' O +contribution O + +All O +authors O +contributed O +. O + +Pre O +- O +publication O +history O + +The O +pre O +- O +publication O +history O +for O +this O +paper O +can O +be O +accessed O +here O +: O + +The O +c1 O +genes O +of O +P1 O +and O +P7 O +. O + +Abstract O + +The O +c1 O +genes O +of O +the O +heteroimmune O +phages O +P1 O +and O +P7 O +were O +sequenced O +and O +their O +products O +were O +compared O +. O + +P7c1 O +expression O +was O +correlated O +with O +the O +translation O +in O +vitro O +of O +a O +protein O +whose O +predicted O +molecular O +weight O +( O +33 O +, O +000 O +daltons O +) O +is O +indistinguishable O +from O +that O +of O +the O +P1c1 O +repressor O +. O + +The O +c1 O +regions O +from O +both O +P1 O +and O +P7 O +were O +found O +to O +contain O +open O +reading O +frames O +capable O +of O +coding O +for O +a O +283 O +- O +amino O +acid O +protein O +whose O +predicted O +secondary O +structure O +lacks O +the O +helix O +- O +turn O +- O +helix O +motif O +commonly O +associated O +with O +repressor O +proteins O +. O + +Two O +P1c1 O +amber O +mutations O +were O +localized O +to O +the O +283 O +- O +amino O +acid O +open O +reading O +frame O +. O + +The O +P1c1 O +and O +P7c1 O +sequences O +were O +found O +to O +differ O +at O +only O +18 O +positions O +, O +all O +but O +two O +of O +which O +alter O +the O +third O +position O +of O +the O +affected O +codon O +and O +do O +not O +alter O +the O +amino O +acid O +sequence O +of O +the O +protein O +. O + +Plasmids O +expressing O +the O +c1 O +gene O +from O +either O +phage O +cause O +the O +repression O +of O +transcription O +from O +a O +cloned O +promoter O +situated O +upstream O +of O +P1c1 O +. O +Images O + +Volme O +7 O +Nmbe O +19198 O +Nulei O +Acds O +eserc O + +The O +cl O +genes O +of O +P1 O +and O +P7 O + +Francis O +A O +. O +Osborne O +, O +Sonja O +R O +. O +Stovall O +and O +Barbara O +R O +. O +Baumstark O +* O + +Department O +of O +Biology O +, O +Georgia O +State O +University O +, O +Atlanta O +, O +GA O +30303 O +, O +USA O + +Received O +July O +11 O +, O +1989 O +; O +Revised O +and O +Accepted O +August O +29 O +, O +1989 O +EMBL O +accession O +nos O +X16005 O +, O +X16006 O + +ABSTRACT O + +The O +cl O +genes O +of O +the O +heteroimmune O +phages O +P1 O +and O +P7 O +were O +sequenced O +and O +their O +products O +were O +compared O +. O + +P7cl O +expression O +was O +correlated O +with O +the O +translation O +in O +vitro O +of O +a O +protein O +whose O +predicted O +molecular O +weight O +( O +33 O +, O +000 O +daltons O +) O +is O +indistinguishable O +from O +that O +of O +the O +Plcl O +repressor O +. O + +The O +cl O +regions O +from O +both O +P1 O +and O +P7 O +were O +found O +to O +contain O +open O +reading O +frames O +capable O +of O +coding O +for O +a O +283 O +- O +amino O +acid O +protein O +whose O +predicted O +secondary O +structure O +lacks O +the O +helix O +- O +tum O +- O +helix O +motif O +commonly O +associated O +with O +repressor O +proteins O +. O + +Two O +Plcl O +amber O +mutations O +were O +localized O +to O +the O +283 O +- O +amino O +acid O +open O +reading O +frame O +. O + +The O +Plcl O +and O +P7cl O +sequences O +were O +found O +to O +differ O +at O +only O +18 O +positions O +, O +all O +but O +two O +of O +which O +alter O +the O +third O +position O +of O +the O +affected O +codon O +and O +do O +not O +alter O +the O +amino O +acid O +sequence O +of O +the O +protein O +. O + +Plasmids O +expressing O +the O +cI O +gene O +from O +either O +phage O +cause O +the O +repression O +of O +transcription O +from O +a O +cloned O +promoter O +situated O +upstream O +of O +Plcl O +. O + +INTRODUCTION O + +The O +cl O +genes O +of O +the O +plasmid O +prophages O +P1 O +and O +P7 O +code O +for O +repressor O +proteins O +that O +are O +required O +for O +the O +establishment O +and O +maintenance O +of O +lysogeny O +( O +reviewed O +in O +1 O +) O +. O + +A O +protein O +corresponding O +to O +the O +Plcl O +repressor O +has O +been O +isolated O +and O +shown O +to O +be O +a O +sequence O +- O +specific O +DNA O +binding O +protein O +that O +recognizes O +several O +widely O +dispersed O +sites O +on O +the O +phage O +DNA O +( O +2 O +- O +7 O +) O +. O + +The O +consensus O +DNA O +sequence O +recognized O +by O +the O +Plcl O +repressor O +( O +ATTTATTAGAGCA O +[ O +A O +/ O +T O +] O +T O +) O +contains O +no O +discernable O +bilateral O +symmetry O +, O +a O +feature O +that O +is O +highly O +unusual O +among O +prokaryotic O +operator O +sites O +. O + +P1 O +and O +P7 O +are O +heteroimmune O +; O +that O +is O +, O +each O +phage O +is O +able O +to O +establish O +a O +lytic O +infection O +on O +a O +lysogen O +of O +the O +other O +phage O +. O + +In O +this O +sense O +, O +their O +relationship O +is O +analogous O +to O +that O +of O +phage O +X O +and O +434 O +, O +which O +differ O +in O +the O +DNA O +specificity O +of O +their O +cI O +repressor O +proteins O +( O +8 O +) O +. O + +However O +, O +genetic O +studies O +indicate O +that O +Plcl O +and O +P7cl O +can O +be O +crossed O +into O +the O +heterologous O +phage O +without O +affecting O +the O +immunity O +specificity O +of O +the O +recipient O +( O +9 O +) O +. O + +The O +basis O +for O +P1 O +/ O +P7 O +heteroimmunity O +has O +been O +localized O +to O +a O +second O +regulatory O +gene O +, O +c4 O +, O +that O +is O +unlinked O +to O +cl O +. O + +The O +c4 O +gene O +products O +prevent O +the O +expression O +of O +antireb O +, O +a O +closely O +linked O +gene O +that O +interferes O +with O +cl O +- O +mediated O +repression O +( O +10 O +, O +11 O +) O +. O + +According O +to O +current O +models O +, O +P1 O +/ O +P7 O +heteroimmunity O +results O +from O +the O +inability O +of O +the O +c4 O +repressor O +of O +one O +phage O +to O +prevent O +antireb O +expression O +from O +the O +heteroimmune O +phage O +genome O +( O +10 O +, O +11 O +) O +. O + +Because O +the O +cl O +genes O +of O +P1 O +and O +P7 O +are O +genetically O +interchangeable O +, O +it O +is O +anticipated O +that O +the O +two O +gene O +products O +carry O +out O +similar O +or O +identical O +regulatory O +functions O +. O + +The O +studies O +presented O +in O +this O +paper O +were O +undertaken O +to O +investigate O +the O +biochemical O +basis O +for O +the O +apparent O +genetic O +identity O +of O +the O +two O +cl O +genes O +. O + +In O +this O +paper O +, O +we O +present O +the O +DNA O +sequence O +of O +the O +cl O +genes O +of O +P1 O +and O +P7 O +and O +the O +predicted O +amino O +acid O +sequence O +of O +the O +cl O +repressor O +proteins O +. O + +We O +report O +that O +Plcl O +and O +P7cl O +code O +for O +proteins O +of O +identical O +size O +( O +283 O +amino O +acids O +) O +and O + +Nucleic O +Acids O +Research O + +Volume O +17 O +Number O +19 O +1989 O + +767 O +1 O + +( O +r O +IRL O +Press O + +Nucleic O +Acids O +Research O + +nearly O +identical O +sequence O +. O + +We O +report O +further O +that O +both O +repressors O +prevent O +the O +expression O +of O +a O +promoter O +located O +immediately O +upstream O +of O +the O +Plc O +1 O +open O +reading O +frame O +, O +an O +observation O +that O +confirms O +their O +functional O +similarity O +and O +suggests O +an O +autoregulatory O +role O +for O +the O +two O +proteins O +. O + +Analysis O +of O +the O +secondary O +structure O +predicted O +by O +the O +open O +reading O +frames O +does O +not O +reveal O +the O +characteristic O +helix O +- O +turn O +- O +helix O +( O +12 O +) O +or O +other O +motifs O +commonly O +associated O +with O +DNA O +binding O +proteins O +. O + +MATERIALS O +AND O +METHODS O +Bacterial O +and O +phage O +strains O +. O + +E B +. I +coli I +K336 O +is O +a O +SuO O +derivative O +of O +K140 O +( O +13 O +) O +. O + +E B +. I +coli I +CB454 O +is O +a O +recA O +- O +, O +lacZderivative O +of O +K O +- O +12 O +( O +14 O +) O +. O + +P1 O ++ O +is O +described O +by O +Scott O +( O +13 O +) O +. O + +P7 O ++ O +is O +the O +strain O +of O +Smith O +( O +15 O +) O +, O +as O +described O +by O +Scott O +( O +16 O +) O +. O + +P7cl O +. O + +1 O +contains O +a O +missense O +mutation O +in O +the O +cl O +gene O +( O +17 O +) O +. O + +The O +P7 O +phage O +strains O +and O +the O +cl O +amber O +mutant O +phage O +strains O +PIci O +. O +245Cm O +, O +Plc1 O +. O + +169 O +and O +P O +Ic O +. O +55 O +( O +11 O +) O +were O +generously O +provided O +by O +June O +Scott O +. O + +Enzymes O +and O +reagents O +. O + +Restriction O +enzymes O +, O +T4 O +DNA O +ligase O +and O +polymerase O +, O +and O +the O +Klenow O +fragment O +of O +E B +. I +coli I +DNA O +polymerase O +were O +purchased O +from O +Boehringer O +Biochemicals O +or O +New O +England O +Biolabs O +and O +reactions O +were O +carried O +out O +according O +to O +the O +manufacturers O +' O +instructions O +. O + +DNA O +sequencing O +kits O +and O +in O +vitro O +transcription O +- O +translation O +kits O +were O +purchased O +from O +Bethesda O +Research O +Laboratories O +and O +Amersham O +Corporation O +, O +respectively O +. O + +Synthetic O +oligonucleotides O +to O +be O +used O +as O +sequencing O +primers O +were O +prepared O +on O +an O +Applied O +Biosystems O +DNA O +synthesizer O +. O + +Plasmid O +construction O +. O + +pBRB7 O +. O +2 O +. O + +pBRB7 O +. O +2 O +( O +2 O +) O +contains O +a O +3 O +. O +2 O +kb O +EcoRI O +/ O +PvuII O +fragment O +from O +the O +cl O +region O +of O +P1 O +( O +Figure O +1 O +) O +inserted O +into O +the O +2 O +. O +3 O +kb O +EcoRIlPvuII O +fragment O +of O +pBR322 O +that O +contains O +the O +origin O +of O +replication O +and O +the O +f3 O +- O +lactamase O +gene O +. O + +pFA02 O +. O + +P7 O +plasmid O +DNA O +was O +digested O +with O +PvuII O +, O +ligated O +to O +similarly O +digested O +pBR322 O +, O +and O +transformed O +into O +E B +. I +coli I +K336 O +. O + +Ampicillin O +- O +resistant O +colonies O +were O +screened O +for O +cl O +activity O +by O +cross O +- O +streak O +complementation O +analysis O +against O +P7cl O +. O +1 O +( O +18 O +) O +. O + +pFAO2 O +contains O +a O +3 O +. O +5 O +kb O +insert O +of O +P7 O +DNA O +. O + +The O +fragment O +was O +localized O +to O +the O +cl O +region O +of O +the O +P7 O +genome O +by O +Southern O +hybridization O +against O +P1 O +and O +P7 O +DNA O +that O +had O +been O +digested O +with O +BamHI O +and O +BglII O +( O +data O +not O +shown O +) O +. O + +pBRBJ69 O +. O + +1 O +and O +pBRB55 O +. O + +1 O +. O + +The O +PI O +cI O +open O +reading O +frame O +was O +previously O +localized O +to O +a O +2 O +. O +6 O +kb O +EcoRlIBamHI O +fragment O +derived O +from O +PlEcoRI O +- O +7 O +( O +2 O +) O +. O + +This O +fragment O +also O +contains O +the O +wildtype O +allele O +for O +the O +conditional O +lethal O +mutation O +am43 O +( O +19 O +, O +20 O +) O +. O + +To O +clone O +the O +cl O +reading O +frame O +from O +the O +amber O +mutant O +phage O +Plc1 O +. O +169 O +and O +P O +Ic O +. 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O + +Assay O +for O +lacZ O +expression O +from O +plasmids O +containing O +P1 O +DNA O +fragments O +. O + +, O +3 O +- O +galactosidase O +activity O +( O +units O +) O + +minus O +cI O +plus O +Pici O +plus O +P7cl O +relative O +activity O + +( O +pDPT152 O +) O +( O +pBB7 O +. O +152 O +) O +( O +pFA02 O +. O +152 O +) O ++ O +PICJ O ++ O +P7cJ O + +pCB192 O +0 O +. O +58 O +0 O +. O +55 O +0 O +. O +54 O +0 O +. O +95 O +0 O +. O +93 O +pBCB2 O +. O +13 O +154 O +15 O +. O +2 O +13 O +. O +6 O +0 O +. O +10 O +0 O +. O +09 O +pBCB2 O +. O +16 O +1 O +. O +1 O +1 O +. O +2 O +1 O +. O +1 O +1 O +. O +1 O +1 O +. O +0 O +pBCB2 O +. O +18 O +4 O +. O +0 O +3 O +. O +4 O +3 O +. O +9 O +0 O +. O +9 O +1 O +. O +0 O + +Cells O +containing O +derivatives O +of O +the O +ApR O +promoter O +- O +probe O +plasmid O +pCB192 O +and O +the O +compatible O +KnR O +plasmid O +pDPT152 O +were O +grown O +in O +LB O +at O +37 O +? O +. O + +When O +they O +reached O +mid O +- O +log O +phase O +, O +the O +cells O +were O +chilled O +, O +lysed O +, O +and O +assayed O +for O +( O +3 O +- O +galactosidase O +activity O +according O +to O +the O +procedure O +of O +Miller O +( O +23 O +) O +. O + +Plasmids O +derived O +from O +pCB192 O +are O +indicated O +at O +the O +left O +side O +of O +the O +Table O +. O + +Plasmids O +derived O +from O +pDPT152 O +are O +indicated O +in O +parentheses O +across O +the O +top O +of O +the O +Table O +. O + +The O +values O +reported O +are O +the O +average O +of O +two O +independent O +experiments O +. O + +Relative O +activity O +is O +defined O +as O +the O +f3 O +- O +galactosidase O +activity O +measured O +in O +cells O +harboring O +plasmids O +expressing O +cl O +divided O +by O +the O +activity O +measured O +in O +cells O +carrying O +only O +pDPT152 O +. O + +7675 O + +Nucleic O +Acids O +Research O + +GATATCCAATCAGGAGTACC O +GCATCACCCAAGACGACCTG O +GATGATCTCACTGACACAAT O +CGAATATCTCATGGCCACTA O +ACCAGCCAGACTCACAATAA O +105 O +v O +- O +- O + +TtgAca O +TATAATG O + +CTAATAAATCTATTATTTTC O +GTTGGATCCTTCTATAATGG O +TGGCCAACAACTCCCAGTGT O +AATCCGCTGTGAGTTGTTGG O +CCATGTCAATTCTGGAGGAG O +210 O + +b O +- O +- O +- O +- O +- O +I O +I O +GGAGGtG O + +ATG O +ATA O +AAT O +TAT O +GTC O +TAC O +GGC O +GAA O +CAA O +CTG O +TAC O +CAG O +GAG O +TTC O +GTC O +AGC O +TTC O +AGG O +GAT O +CTC O +TTT O +CTA O +AAA O +AAA O +GCT O +GTT O +GCA O +CGC O +GCC O +CAA O +300 O +MET O +lIe O +Asn O +Tyr O +Vat O +Tyr O +Gly O +Glu O +Gin O +Leu O +Tyr O +Gin O +Gtu O +Phe O +Vat O +Ser O +Phe O +Arg O +Asp O +Leu O +Phe O +Leu O +Lys O +Lys O +Ala O +Val O +Ala O +Arg O +Ala O +Gtn O + +tag O +( O +cl O +. O +55 O +) O + +CAC O +GTT O +GAT O +GCC O +GCC O +AGC O +GAC O +GGT O +CGT O +CCT O +GTT O +CGC O +CCG O +GTT O +GTC O +GTT O +CTG O +CCG O +TTC O +AM O +GM O +ACG O +GAC O +AGC O +ATT O +CAG O +GCT O +GMA O +ATT O +GAT O +390 O +His O +Val O +Asp O +Ala O +Ala O +Ser O +Asp O +Gly O +Arg O +Pro O +Vat O +Arg O +Pro O +Vat O +Vat O +Vat O +Leu O +Pro O +Phe O +Lys O +Glu O +Thr O +Asp O +Ser O +lIe O +Gin O +Ala O +Glu O +lie O +Asp O + +T O +A O +C O +A O +G O + +AAA O +TGG O +ACA O +TTA O +ATG O +GCG O +CGG O +GAA O +CTG O +GAG O +CAG O +TAC O +CCA O +GAT O +CTC O +MT O +ATC O +CCA O +MG O +ACT O +ATT O +TTA O +TAT O +CCT O +GTA O +CCT O +AAC O +ATC O +CTT O +CGC O +480 O + +9 O + +Lys O +Trp O +Thr O +Leu O +MET O +Ala O +Arg O +Glu O +Leu O +Gtu O +Gin O +Tyr O +Pro O +Asp O +Leu O +Asn O +lIe O +Pro O +Lys O +Thr O +lie O +Leu O +Tyr O +Pro O +Vat O +Pro O +Asn O +lIe O +Leu O +Arg O + +A O +T O +C O + +GGT O +GTG O +CGT O +AAG O +GTT O +ACG O +ACT O +TAT O +CAG O +ACA O +GAA O +GCA O +GTG O +MC O +AGC O +GTC O +AAT O +ATG O +ACC O +GCT O +GGC O +CGC O +ATT O +ATT O +CAT O +CTG O +ATT O +GAT O +AAG O +GAC O +570 O +Gly O +Vat O +Arg O +Lys O +Vat O +Thr O +Thr O +Tyr O +Gin O +Thr O +Glu O +Ala O +Vat O +Asn O +Ser O +Vat O +Asn O +MET O +Thr O +Ala O +Gly O +Arg O +lIe O +lIe O +His O +Leu O +lIe O +Asp O +Lys O +Asp O + +G O + +ATT O +CGC O +ATC O +CAA O +AM O +AGC O +GCG O +GGG O +ATC O +MT O +GAG O +CAC O +AGT O +GCG O +AAA O +TAC O +ATA O +GAG O +MC O +CTG O +GAA O +GCA O +ACA O +AM O +GAG O +CTA O +ATG O +AAG O +CAG O +TAC O +660 O +lle O +Arg O +lIe O +Gin O +Lys O +Ser O +Ala O +Gly O +lIe O +Asn O +Gtu O +His O +Ser O +Ala O +Lys O +Tyr O +lIe O +Gtu O +Asn O +Leu O +Gtu O +Ala O +Thr O +Lys O +Gtu O +Leu O +MET O +Lys O +Gin O +Tyr O + +T O +T O + +CCG O +GAG O +GAT O +GAA O +AAA O +TTC O +CGT O +ATG O +CGC O +GTA O +CAC O +GGC O +TTT O +AGC O +GAA O +ACA O +ATG O +CTG O +CGC O +GTC O +CAT O +TAC O +ATT O +TCC O +AGT O +AGC O +CCT O +AAC O +TAC O +AAT O +750 O +Pro O +Glu O +Asp O +Glu O +Lys O +Phe O +Arg O +MET O +Arg O +Vat O +His O +Gly O +Phe O +Ser O +Gtu O +Thr O +MET O +Leu O +Arg O +Vat O +His O +Tyr O +lie O +Ser O +Ser O +Ser O +Pro O +Asn O +Tyr O +Asn O + +Phe O + +T O +C O +G O +T O +T O + +I O +~ O +~ O +~ O +I O +I O +II O + +GAT O +GGC O +MA O +TCA O +GTT O +AGT O +TAC O +CAT O +GTG O +CTG O +CTA O +TGT O +GGC O +GTG O +TTT O +ATC O +TGC O +GAT O +GM O +ACT O +CTC O +CGA O +GAT O +GGA O +ATC O +ATC O +ATC O +AAC O +GGT O +GAA O +840 O + +e O +. O +. O + +Asp O +Gly O +Lys O +Ser O +Vat O +Ser O +Tyr O +His O +Vat O +Leu O +Leu O +Cys O +Gly O +Vat O +Phe O +lie O +Cys O +Asp O +Glu O +Thr O +Leu O +Arg O +Asp O +Gly O +lIe O +lie O +lIe O +Asn O +Gly O +Gtu O + +Pro O + +C O +tag O +( O +cl O +. O +169 O +) O + +TTT O +GAG O +AM O +GCA O +AAA O +TTT O +AGC O +CTT O +TAT O +GAC O +TCT O +ATA O +GM O +CCG O +ATC O +ATC O +TGC O +GAC O +CGC O +TGG O +CCG O +CAG O +GCA O +AM O +ATA O +TAT O +CGC O +CTG O +GCA O +GAT O +930 O +Phe O +Gtu O +Lys O +Ala O +Lys O +Phe O +Ser O +Leu O +Tyr O +Asp O +Ser O +lIe O +Glu O +Pro O +lie O +lie O +Cys O +Asp O +Arg O +Trp O +Pro O +Gin O +Ala O +Lys O +lIe O +Tyr O +Arg O +Leu O +Ala O +Asp O + +T O + +ATT O +GM O +MT O +GTA O +AM O +AM O +CM O +ATT O +GCC O +ATC O +ACT O +CGC O +GM O +GAG O +AAA O +G O +GTC O +AM O +TCA O +GCC O +GCA O +TCA O +GTT O +ACG O +CGC O +AGC O +CGC O +AAA O +ACT O +AAG O +1020 O + +n O +- O +- O +- O +- O +- O + +lie O +Glu O +Asn O +Vat O +Lys O +Lys O +Gin O +lIe O +Ala O +lie O +Thr O +Arg O +Glu O +Glu O +Lys O +Lys O +Vat O +Lys O +Ser O +Ala O +Ala O +Ser O +Vat O +Thr O +Arg O +Ser O +Arg O +Lys O +Thr O +Lys O + +AAG O +GGG O +CAG O +CCA O +GTA O +AAC O +GAC O +MC O +CCC O +GAA O +AGC O +GCG O +CM O +TAG O +Lys O +Gly O +Gin O +Pro O +Val O +Asn O +Asp O +Asn O +Pro O +Glu O +Ser O +Ala O +Gin O +ter O + +Fig O +. O + +3 O +. O + +DNA O +sequence O +of O +PIcI O +and O +P7cl O +. O + +The O +DNA O +sequence O +of O +PIcI O +is O +indicated O +. O + +Positions O +where O +the O +sequence O +of O +P7cl O +differs O +from O +that O +of O +Plcl O +are O +indicated O +above O +the O +P1 O +sequence O +. O + +The O +amino O +acid O +sequence O +predicted O +by O +the O +open O +reading O +frame O +is O +given O +below O +the O +sequence O +. O + +The O +two O +amino O +acid O +substitutions O +present O +in O +P7cl O +are O +shown O +below O +the O +open O +reading O +frame O +. O + +The O +locations O +of O +the O +amber O +mutant O +codons O +in O +cl O +. O +55 O +and O +ci O +. O + +169 O +are O +indicated O +by O +small O +letters O +above O +the O +sequence O +. O + +Sites O +for O +selected O +restriction O +enzymes O +( O +EcoRV O +[ O +v O +] O +; O +BamHI O +[ O +b O +] O +; O +Bgll O +[ O +g O +] O +; O +EcoRP O +[ O +e O +] O +; O +and O +NruI O +[ O +n O +] O +) O +are O +illustrated O +by O +dashed O +lines O +beneath O +the O +sequence O +. O + +The O +cl O +repressor O +binding O +site O +is O +underlined O +. O + +Inverted O +arrows O +beneath O +the O +sequence O +illustrate O +the O +inverted O +repeat O +sequence O +upstream O +of O +the O +open O +reading O +frame O +. O + +Predicted O +promoter O +ribosome O +binding O +sites O +are O +indicated O +by O +the O +presence O +of O +the O +consensus O +sequences O +above O +and O +below O +the O +line O +, O +respectively O +. O + +The O +DNA O +sequences O +of O +Plcl O +from O +bp O +1 O +- O +134 O +and O +bp O +1 O +- O +434 O +were O +reported O +previously O +( O +2 O +, O +5 O +) O +. O + +mutant O +cl O +genes O +from O +either O +P1 O +or O +P7 O +( O +Table O +1 O +) O +. O + +The O +efficiency O +with O +which O +a O +cloned O +P7cl O +gene O +complements O +a O +PlcI O +mutation O +confirms O +previous O +genetic O +studies O +indicating O +that O +these O +two O +genes O +are O +functionally O +interchangeable O +( O +9 O +) O +. O + +The O +location O +of O +the O +' O +y6 O +mutations O +that O +destroy O +cl O +- O +complementing O +activity O +suggests O +that O +the O +P7cl O +open O +reading O +frame O +occupies O +a O +map O +position O +similar O +to O +that O +of O +the O +P1 O +open O +reading O +frame O +( O +Figure O +1 O +) O +. O + +7676 O + +Nucleic O +Acids O +Research O + +Proteins O +produced O +by O +fragments O +containing O +Plcl O +. O + +As O +an O +initial O +step O +in O +the O +comparison O +of O +the O +P1 O +and O +P7 O +repressors O +, O +we O +analyzed O +the O +gene O +products O +expressed O +from O +the O +cloned O +cl O +regions O +. O + +In O +an O +in O +vitro O +transcription O +- O +translation O +reaction O +, O +plasmids O +coding O +for O +the O +wildtpe O +alleles O +of O +either O +PIcI O +or O +P7cl O +direct O +the O +production O +of O +a O +protein O +with O +an O +estimated O +molecular O +weight O +of O +33 O +, O +000 O +daltons O +( O +Figure O +2 O +, O +Lanes O +C O +and O +D O +) O +, O +a O +size O +that O +agrees O +closely O +with O +the O +predicted O +molecular O +weight O +of O +the O +PIcI O +repressor O +reported O +previously O +( O +3 O +, O +28 O +) O +. O + +The O +loss O +of O +the O +33 O +, O +000 O +dalton O +protein O +in O +the O +cl O +- O +' O +ya O +- O +induced O +P7 O +mutant O +plasmids O +( O +Figure O +2 O +, O +Lanes O +E O +and O +F O +) O +is O +consistent O +with O +its O +designation O +as O +the O +P7cl O +repressor O +. O + +As O +expected O +, O +the O +33 O +, O +000 O +dalton O +protein O +is O +not O +observed O +when O +reaction O +mixtures O +contain O +DNA O +from O +Plcl O +amber O +mutants O +( O +Figure O +2 O +, O +Lanes O +A O +and O +B O +) O +. O + +DNA O +sequence O +analysis O +of O +the O +cl O +genes O +. O + +To O +make O +a O +direct O +comparison O +between O +the O +Plcl O +and O +P7cl O +DNA O +sequences O +and O +to O +predict O +the O +amino O +acid O +sequences O +of O +the O +repressor O +proteins O +, O +we O +carried O +out O +M O +13 O +- O +dideoxy O +sequence O +analysis O +of O +cloned O +fragments O +carrying O +the O +cl O +genes O +. O + +The O +sequences O +of O +about O +1 O +kb O +of O +P1 O +and O +P7 O +DNA O +were O +determined O +starting O +from O +a O +common O +EcoRV O +site O +predicted O +to O +lie O +approximately O +200 O +bps O +upstream O +of O +the O +cl O +genes O +. O + +The O +P1 O +and O +P7 O +sequences O +( O +Figure O +3 O +) O +both O +contain O +an O +ATG O +initiation O +codon O +preceded O +by O +a O +putative O +ribosome O +binding O +sequence O +( O +29 O +) O +situated O +211 O +bps O +downstream O +of O +the O +EcoRV O +site O +. O + +In O +each O +case O +, O +the O +initiation O +codon O +is O +followed O +by O +an O +open O +reading O +reading O +frame O +extending O +for O +283 O +codons O +. O + +The O +P1 O +and O +P7 O +open O +reading O +frames O +code O +for O +proteins O +with O +predicted O +molecular O +weights O +( O +32 O +, O +515 O +and O +32 O +, O +499 O +daltons O +, O +respectively O +) O +that O +agree O +closely O +with O +the O +values O +of O +the O +proteins O +expressed O +from O +the O +cloned O +DNA O +fragments O +( O +Figure O +2 O +) O +and O +with O +results O +predicted O +independently O +for O +the O +purified O +PIcI O +repressor O +( O +3 O +- O +4 O +) O +. O + +The O +localization O +of O +two O +PIcI O +amber O +mutations O +to O +the O +P1 O +open O +reading O +frame O +confirms O +its O +identification O +as O +the O +cI O +coding O +sequence O +. O + +cI O +. O + +169 O +contains O +an O +amber O +mutation O +that O +would O +result O +in O +a O +protein O +fragment O +of O +26 O +, O +680 O +daltons O +, O +a O +value O +that O +agrees O +well O +with O +the O +size O +of O +a O +protein O +fragment O +observed O +under O +the O +in O +vitro O +transcription O +/ O +translation O +reaction O +conditions O +( O +Figure O +2 O +, O +Lane O +B O +) O +. O + +The O +cl O +. O +55 O +amber O +mutation O +lies O +close O +to O +the O +N O +- O +terminal O +region O +of O +the O +protein O +, O +resulting O +in O +the O +production O +of O +a O +fragment O +of O +55 O +amino O +acids O +that O +is O +apparently O +too O +small O +to O +resolve O +under O +the O +electrophoretic O +conditions O +used O +for O +separation O +of O +the O +proteins O +. O + +Over O +60 O +% O +of O +the O +amino O +acid O +sequence O +predicted O +for O +the O +PIcI O +open O +reading O +frame O +has O +been O +verified O +by O +amino O +acid O +sequence O +analysis O +of O +peptide O +fragments O +isolated O +from O +the O +purified O +repressor O +protein O +( O +see O +accompanying O +paper O +, O +reference O +3 O +) O +. O + +The O +DNA O +sequences O +of O +P1 O +and O +P7 O +are O +identical O +for O +a O +399 O +- O +bp O +region O +that O +extends O +from O +the O +EcoRV O +site O +at O +the O +5 O +' O +side O +of O +the O +cl O +gene O +to O +a O +point O +188 O +bps O +within O +the O +open O +reading O +frame O +. O + +The O +sequences O +within O +the O +Plcl O +and O +the O +P7cl O +open O +reading O +frames O +differ O +at O +only O +18 O +positions O +, O +all O +but O +two O +of O +which O +occur O +in O +the O +wobble O +position O +of O +the O +predicted O +codon O +. O + +From O +these O +results O +, O +we O +conclude O +that O +the O +functional O +identity O +of O +the O +P1 O +and O +P7 O +cl O +genes O +is O +a O +consequence O +of O +their O +nearly O +identical O +amino O +acid O +sequence O +. O + +Analysis O +of O +promoters O +upstream O +of O +the O +cl O +open O +reading O +frame O +. O + +Expression O +of O +Plcl O +was O +shown O +previously O +to O +require O +sequences O +on O +the O +distal O +side O +of O +a O +BamHI O +site O +( O +2 O +, O +5 O +) O +located O +about O +100 O +bps O +upstream O +of O +the O +open O +reading O +frame O +( O +Figure O +3 O +) O +. O + +A O +binding O +site O +for O +the O +cl O +repressor O +has O +also O +been O +shown O +to O +exist O +close O +to O +this O +BamHI O +site O +( O +2 O +, O +5 O +, O +6 O +) O +. O + +To O +determine O +whether O +this O +region O +contains O +a O +promoter O +that O +is O +detectable O +in O +vivo O +and O +, O +further O +, O +to O +determine O +whether O +this O +promoter O +can O +be O +regulated O +by O +cl O +repressor O +proteins O +from O +either O +P1 O +or O +P7 O +, O +we O +introduced O +several O +DNA O +fragments O +from O +this O +region O +into O +the O +promoter O +probe O +vector O +pCB192 O +, O +screened O +for O +promoter O +activity O +( O +as O +monitored O +by O +lacZ O +expression O +) O +and O +checked O +for O +repression O +of O +this O +activity O +in O +the O +presence O +of O +a O +compatible O + +7677 O + +Nucleic O +Acids O +Research O + +plasmid O +expressing O +Plcl O +or O +P7cl O +. O + +Cells O +harboring O +pBCB2 O +. O +13 O +( O +a O +plasmid O +which O +carries O +a O +460 O +bp O +fragment O +of O +P1 O +DNA O +that O +extends O +across O +the O +BamHI O +site O +upstream O +of O +cl O +into O +the O +open O +reading O +frame O +) O +are O +dark O +blue O +in O +the O +presence O +of O +Xgal O +and O +produce O +significant O +levels O +of O +3 O +- O +galactosidase O +( O +Table O +2 O +) O +. O + +In O +contrast O +, O +pBCB2 O +. O +16 O +and O +pBCB2 O +. O +18 O +( O +which O +each O +contain O +DNA O +from O +only O +one O +side O +of O +the O +BamHI O +site O +located O +in O +pBCB2 O +. O +13 O +) O +do O +not O +confer O +a O +blue O +color O +on O +their O +host O +cell O +in O +the O +presence O +of O +X O +- O +Gal O +and O +express O +negligible O +amounts O +of O +3 O +- O +galactosidase O +( O +Table O +2 O +) O +. O + +These O +observations O +suggest O +that O +expression O +from O +the O +promoter O +identified O +here O +requires O +sequences O +that O +span O +the O +BamHI O +site O +upstream O +of O +cl O +. O + +Expression O +of O +cl O +from O +a O +compatible O +plasmid O +in O +the O +presence O +of O +pBCB2 O +. O + +13 O +results O +in O +a O +90 O +% O +reduction O +in O +promoter O +strength O +( O +Table O +2 O +) O +. O + +This O +reduction O +is O +seen O +in O +the O +presence O +of O +either O +Plcl O +or O +P7cl O +, O +indicating O +that O +the O +two O +repressor O +proteins O +are O +both O +capable O +of O +repressing O +expression O +from O +this O +promoter O +. O + +DISCUSSION O +. O + +The O +DNA O +sequences O +of O +Plcl O +and O +P7cl O +differ O +at O +only O +18 O +sites O +, O +all O +but O +two O +of O +which O +occur O +at O +the O +third O +position O +of O +the O +affected O +codon O +. O + +This O +observation O +provides O +biochemical O +confirmation O +of O +the O +functional O +identity O +predicted O +on O +the O +basis O +of O +previous O +genetic O +analysis O +( O +9 O +) O +. O + +A O +number O +of O +DNA O +binding O +proteins O +exhibit O +a O +common O +structural O +motif O +in O +which O +two O +helices O +are O +separated O +by O +a O +glycine O +residue O +( O +12 O +) O +. O + +This O +motif O +is O +not O +observed O +in O +the O +predicted O +secondary O +structures O +( O +30 O +) O +of O +the O +Plcl O +and O +P7cl O +amino O +acid O +sequences O +. O + +A O +sequence O +with O +some O +similarity O +to O +the O +XCro O +helix O +- O +turn O +- O +helix O +region O +was O +previously O +reported O +near O +the O +Nterminus O +of O +the O +PIcI O +protein O +( O +5 O +) O +; O +however O +, O +it O +was O +noted O +that O +the O +potential O +for O +helix O +formation O +is O +disrupted O +by O +the O +presence O +of O +several O +prolines O +within O +the O +region O +. O + +The O +secondary O +structure O +predicted O +for O +the O +Plcl O +and O +P7cl O +repressor O +proteins O +( O +30 O +) O +does O +not O +reveal O +other O +structural O +characteristics O +( O +e O +. O +g O +. O +, O +Zn O +fingers O +( O +31 O +) O +, O +leucine O +zippers O +( O +32 O +) O +, O +or O +helix O +- O +loop O +- O +helix O +motifs O +( O +33 O +) O +) O +that O +have O +been O +associated O +with O +DNA O +binding O +activity O +in O +other O +systems O +. O + +A O +search O +of O +the O +GenBank O +and O +EMBL O +databases O +does O +not O +reveal O +any O +other O +known O +regulatory O +proteins O +with O +significant O +amino O +acid O +similarity O +to O +the O +Plcl O +or O +the O +P7cl O +repressor O +sequences O +. O + +Since O +the O +Plcl O +repressor O +differs O +from O +most O +other O +repressors O +in O +DNA O +binding O +specificity O +( O +i O +. O +e O +. O +, O +in O +its O +recognition O +of O +an O +asymmetric O +operator O +sequence O +) O +, O +it O +is O +not O +unexpected O +to O +find O +that O +the O +protein O +does O +not O +exhibit O +common O +structural O +motifs O +at O +the O +amino O +acid O +level O +. O + +The O +cl O +- O +repressible O +promoter O +described O +in O +this O +report O +is O +located O +in O +a O +region O +just O +upstream O +of O +the O +cl O +open O +reading O +frame O +and O +is O +oriented O +in O +the O +direction O +of O +cl O +. O + +Because O +the O +promoter O +is O +present O +on O +a O +multicopy O +plasmid O +, O +it O +is O +not O +possible O +to O +make O +a O +direct O +calculation O +of O +promoter O +strength O +; O +however O +, O +the O +values O +observed O +are O +about O +five O +- O +fold O +lower O +than O +the O +levels O +produced O +by O +a O +derivative O +of O +pCB192 O +that O +contains O +the O +plac O +promoter O +from O +pUC19 O +( O +34 O +) O +. O + +Because O +sequences O +on O +both O +sides O +of O +the O +BamHI O +site O +located O +upstream O +of O +cl O +are O +required O +for O +promoter O +activity O +( O +Table O +2 O +) O +, O +we O +suggest O +that O +the O +promoter O +spans O +this O +site O +. O + +Less O +than O +10 O +bps O +downstream O +of O +this O +BamHI O +site O +is O +a O +heptanucleotide O +sequence O +( O +TATAATG O +) O +that O +is O +identical O +to O +the O +- O +10 O +consensus O +sequence O +for O +RNA O +polymerase O +( O +35 O +) O +. O + +If O +this O +sequence O +does O +indeed O +correspond O +to O +the O +- O +10 O +region O +of O +the O +promoter O +, O +the O +- O +35 O +region O +would O +be O +predicted O +to O +lie O +on O +the O +other O +side O +of O +the O +BamHI O +site O +in O +a O +region O +that O +overlaps O +a O +known O +cI O +repressor O +binding O +site O +( O +2 O +- O +5 O +) O +. O + +Analysis O +of O +this O +region O +does O +not O +reveal O +any O +sequences O +with O +significant O +similarity O +to O +the O +- O +35 O +consensus O +sequence O +. O + +The O +best O +fit O +is O +the O +sequence O +TCTATT O +( O +Figure O +3 O +) O +, O +which O +matches O +only O +two O +positions O +of O +the O +- O +35 O +consensus O +( O +TTGACA O +) O +. O + +The O +lack O +of O +a O +strong O +- O +35 O +region O +is O +often O +observed O +with O +genes O +that O +require O +an O +activator O +. O + +Although O +a O +pentanucleotide O +sequence O +corresponding O +to O +the O +conserved O +portion O +of O +the O +CRP O +protein O +consensus O +binding O +site O +( O +36 O +) O + +7678 O + +Nucleic O +Acids O +Research O + +is O +located O +just O +upstream O +of O +the O +predicted O +- O +35 O +region O +( O +at O +position O +91 O +; O +Figure O +3 O +) O +, O +a O +role O +for O +CRP O +- O +mediated O +activation O +in O +cl O +expression O +has O +not O +previously O +been O +described O +. O + +The O +orientation O +of O +the O +promoter O +and O +its O +cl O +- O +repressible O +character O +raise O +the O +possibility O +that O +cl O +expression O +is O +autoregulatory O +. O + +If O +this O +is O +so O +, O +one O +potential O +activator O +would O +be O +the O +cl O +repressor O +itself O +. O + +Expression O +cannot O +be O +absolutely O +dependent O +on O +cl O +- O +mediated O +activation O +, O +however O +, O +because O +the O +cloned O +promoter O +exhibits O +significant O +activity O +in O +the O +absence O +of O +the O +cl O +gene O +( O +Table O +2 O +) O +. O + +Under O +the O +conditions O +reported O +here O +, O +the O +presence O +of O +the O +cl O +gene O +results O +in O +a O +decrease O +rather O +than O +an O +increase O +in O +lacZ O +expression O +; O +however O +, O +these O +observations O +do O +not O +rule O +out O +a O +potential O +activator O +role O +for O +the O +cl O +protein O +, O +since O +the O +ratios O +of O +repressor O +and O +operator O +provided O +by O +the O +multicopy O +plasmids O +may O +not O +be O +optimal O +for O +activation O +. O + +Physiologically O +, O +the O +role O +of O +additional O +repressor O +binding O +sites O +in O +regulating O +cl O +expression O +also O +cannot O +be O +discounted O +. O + +Three O +potential O +operator O +sites O +have O +been O +identified O +several O +hundred O +bps O +upstream O +of O +the O +cI O +open O +reading O +frame O +( O +2 O +- O +5 O +) O +; O +one O +or O +more O +of O +these O +could O +be O +involved O +( O +possibly O +through O +a O +DNA O +looping O +mechanism O +; O +37 O +) O +in O +the O +activation O +or O +repression O +of O +cl O +expression O +during O +phage O +growth O +. O + +A O +cl O +- O +repressible O +promoter O +oriented O +in O +the O +direction O +of O +cl O +was O +previously O +reported O +( O +38 O +) O +to O +be O +located O +entirely O +within O +PlBamHI O +- O +9 O +, O +a O +fragment O +located O +upstream O +of O +cl O +which O +is O +bracketed O +by O +the O +BamHI O +site O +within O +pBCB2 O +. O + +13 O +. O + +Because O +sequences O +on O +both O +sides O +of O +this O +BamHI O +site O +are O +required O +for O +the O +activity O +of O +the O +promoter O +in O +pBCB2 O +. O +13 O +, O +we O +suggest O +that O +the O +previously O +identified O +promoter O +is O +distinct O +from O +the O +one O +reported O +here O +. O + +The O +promoter O +from O +BamHI O +- O +9 O +could O +correspond O +to O +a O +consensus O +promoter O +sequence O +that O +is O +situated O +about O +500 O +bps O +upstream O +of O +cl O +and O +overlaps O +a O +cl O +repressor O +binding O +site O +( O +2 O +) O +. O + +If O +so O +, O +cl O +expression O +is O +likely O +to O +be O +controlled O +by O +more O +than O +one O +promoter O +. O + +Located O +between O +this O +promoter O +sequence O +and O +the O +promoter O +encoded O +on O +pBCB2 O +. O + +13 O +is O +an O +open O +reading O +frame O +whose O +product O +( O +termed O +coi O +, O +or O +c O +- O +one O +inactivator O +) O +has O +been O +implicated O +in O +the O +establishment O +of O +lytic O +growth O +( O +1 O +, O +39 O +; O +B O +. O +R O +. O +Baumstark O +, O +unpublished O +results O +) O +. O + +It O +has O +been O +suggested O +( O +2 O +) O +that O +the O +decision O +to O +enter O +lytic O +or O +lysogenic O +growth O +is O +influenced O +by O +the O +level O +of O +transcription O +initiated O +from O +the O +distal O +promoter O +( O +which O +would O +transcribe O +coi O +prior O +to O +the O +transcription O +of O +cl O +) O +relative O +to O +that O +of O +the O +promoter O +located O +immediately O +upstream O +of O +the O +cl O +gene O +( O +which O +would O +transcribe O +only O +ci O +) O +. O + +A O +32 O +- O +nucleotide O +hyphenated O +inverted O +repeat O +sequence O +is O +located O +just O +upstream O +of O +the O +cl O +open O +reading O +frame O +( O +positions O +146 O +- O +188 O +; O +Figure O +3 O +) O +. O + +It O +is O +not O +currently O +known O +whether O +this O +sequence O +has O +any O +regulatory O +effect O +on O +cl O +expression O +. O + +Conceivably O +, O +the O +sequence O +could O +serve O +as O +a O +recognition O +site O +for O +an O +as O +- O +yet O +- O +unidentified O +regulatory O +protein O +. O + +Alternatively O +, O +it O +may O +affect O +the O +secondary O +structure O +of O +the O +messenger O +RNA O +. O + +A O +transcript O +extending O +from O +a O +promoter O +located O +upstream O +of O +the O +putative O +coi O +open O +reading O +frame O +would O +be O +capable O +of O +forming O +a O +stable O +stem O +- O +loop O +structure O +containing O +16 O +bps O +with O +a O +single O +bp O +mismatch O +( O +AG O += O +- O +33 O +. O +6 O +Kcal O +) O +of O +this O +inverted O +repeat O +sequence O +. O + +Such O +a O +structure O +could O +potentially O +serve O +as O +a O +recognition O +site O +for O +a O +regulatory O +factor O +or O +, O +alternatively O +, O +could O +mask O +such O +a O +site O +. O + +On O +the O +other O +hand O +, O +transcription O +originating O +from O +the O +promoter O +spanning O +the O +BamHI O +site O +just O +upstream O +of O +cl O +would O +start O +at O +a O +site O +within O +the O +inverted O +repeat O +sequence O +, O +forming O +a O +comparatively O +less O +stable O +stem O +- O +loop O +structure O +of O +about O +8 O +bps O +. O + +The O +role O +of O +the O +inverted O +repeat O +region O +in O +the O +regulation O +of O +cl O +expression O +is O +currently O +under O +investigation O +. O + +ACKNOWLEDGEMENTS O + +We O +thank O +Heinz O +Schuster O +for O +his O +review O +of O +the O +manuscript O +. O + +This O +work O +was O +supported O +by O +National O +Science O +Foundation O +grant O +DMB O +- O +8704146 O +. O + +7679 O + +Nucleic O +Acids O +Research O + +Abbreviations O +: O +bp O +, O +basepairs O +; O +kb O +, O +kilobase O +pairs O +; O +X O +- O +Gal O +, O +5 O +- O +Bromo O +- O +4 O +- O +Chloro O +- O +3 O +- O +indolylbeta O +- O +D O +- O +galactopyranoside O +. O + +* O +To O +whom O +correspondence O +should O +be O +addressed O + +REFERENCES O + +1 O +. O + +Yarmolinsky O +, O +M O +. O +B O +. O +, O +and O +Steinberg O +, O +N O +. O + +( O +1988 O +) O +. O + +In O +Calendar O +, O +R O +. O +, O +( O +ed O +. O +) O +, O +The O +Bacteriophages O +, O +Plenum O +Publishing O + +Corp O +. O +, O +NY O +, O +Vol O +. O + +1 O +, O +pp O +. O + +291 O +- O +438 O +. O + +2 O +. O + +Baumstark O +, O +B O +. O +R O +. O +, O +Stovall O +, O +S O +. O +R O +. O +, O +and O +Ashkar O +, O +S O +. O + +( O +1987 O +) O +. O + +Virology O +156 O +, O +404 O +- O +413 O +. O + +3 O +. O + +Dreiseikelmann O +, O +B O +. O +, O +Velleman O +, O +M O +. O +, O +and O +Schuster O +, O +H O +. O + +( O +1988 O +) O +. O + +J O +. O + +Biol O +. O + +Chem O +. O + +263 O +, O +1391 O +- O +1397 O +. O + +4 O +. O + +Heinrich O +, O +J O +. O +, O +Riedel O +, O +H O +. O +- O +D O +. O +, O +Baumstark O +, O +B O +. O +R O +. O +, O +Kimura O +, O +M O +. O +, O +and O +Schuster O +, O +H O +. O + +( O +1989 O +) O +. O + +Nucleic O +Acids O +Res O +, O + +this O +volume O +. O + +5 O +. O + +Eliason O +, O +J O +. O +L O +. O +, O +and O +Stemnberg O +, O +N O +. O + +( O +1987 O +) O +. O + +J O +. O + +Mol O +. O + +Biol O +. O + +198 O +, O +281 O +- O +293 O +. O + +6 O +. O + +Velleman O +, O +M O +. O +, O +Dreiseikelmann O +, O +B O +. O +, O +and O +Schuster O +, O +H O +. O + +( O +1987 O +) O +. O + +Proc O +. O + +Natl O +. O + +Acad O +. O + +Sci O +. O + +USA O +84 O +, O +5570 O +- O +5574 O +. O + +7 O +. O + +Citron O +, O +M O +. O +, O +Velleman O +, O +M O +. O +, O +and O +Schuster O +, O +H O +. O + +( O +1988 O +) O +. O + +J O +. O + +Biol O +. O + +Chem O +. O + +264 O +, O +3611 O +- O +3617 O +. O + +8 O +. O + +Chadwick O +, O +P O +. O +, O +Pirotta O +, O +V O +. O +, O +Steinberg O +, O +R O +. O +, O +Hopkins O +, O +N O +. O +, O +and O +Ptashne O +, O +M O +. O + +( O +1970 O +) O +. O + +Cold O +Spring O +Harbor O +Symp O +. O + +Quant O +. O + +Biol O +. O + +35 O +, O +283 O +- O +294 O +. O + +9 O +. O + +Chesney O +, O +R O +. O +H O +. O +, O +and O +Scott O +, O +J O +. O +R O +. O + +( O +1975 O +) O +. O + +Virology O +67 O +, O +375 O +- O +384 O +. O + +10 O +. O + +Wandersman O +, O +C O +. O +, O +and O +Yarmolinsky O +, O +M O +. O + +( O +1977 O +) O +. O + +Virology O +78 O +, O +267 O +- O +276 O +. O + +11 O +. O + +Scott O +, O +J O +. O +R O +. O +, O +West O +, O +B O +. O +W O +. O +, O +and O +Laping O +, O +J O +. O +L O +. O + +( O +1978 O +) O +. O + +Virology O +85 O +, O +587 O +- O +600 O +. O + +12 O +. O + +Pabo O +, O +C O +. O +O O +. O +, O +and O +Sauer O +, O +R O +. O + +A O +. O + +( O +1984 O +) O +. O + +Ann O +. O + +Rev O +. O + +Biochem O +. O + +53 O +, O +293 O +- O +321 O +. O + +13 O +. O + +Scott O +, O +J O +. O +R O +. O + +( O +1974 O +) O +. O + +Virology O +62 O +, O +344 O +- O +349 O +. O + +14 O +. O + +Schneider O +, O +K O +. O +, O +and O +Beck O +, O +C O +. O +F O +. O + +( O +1987 O +) O +. O + +Methods O +in O +Enzymol O +. O + +153 O +, O +452 O +- O +461 O +. O + +15 O +. O + +Smith O +, O +H O +. O +W O +. O + +( O +1972 O +) O +. O + +Nature O +New O +Biol O +. O + +238 O +, O +205 O +- O +206 O +. O + +16 O +. O + +Scott O +, O +J O +. O +R O +. O + +( O +1975 O +) O +. O + +Virology O +65 O +, O +173 O +- O +178 O +. O + +17 O +. O + +Scott O +, O +J O +. O +R O +. O +, O +Kropf O +, O +M O +. O +M O +. O +, O +and O +Mendelson O +, O +L O +. O + +( O +1977 O +) O +. O + +Virology O +76 O +, O +39 O +- O +46 O +. O + +18 O +. O + +Scott O +, O +J O +. O +R O +. O + +( O +1968 O +) O +. O + +Virology O +36 O +, O +564 O +- O +574 O +. O + +19 O +. O + +Walker O +, O +D O +. O +H O +. O +, O +Jr O +. O +, O +and O +Walker O +, O +J O +. O +T O +. O + +( O +1976 O +) O +. O + +J O +. O + +Virol O +. O + +20 O +, O +177 O +- O +187 O +. O + +20 O +. O + +Stemnberg O +, O +N O +. O + +( O +1979 O +) O +. O + +Virology O +96 O +, O +129 O +- O +142 O +. O + +21 O +. O + +Schneider O +, O +K O +. O +, O +and O +Beck O +, O +C O +. O +F O +. O + +( O +1986 O +) O +. O + +Gene O +42 O +, O +37 O +- O +48 O +. O + +22 O +. O + +Taylor O +, O +D O +. O +P O +. O +, O +and O +Cohen O +, O +S O +. O +N O +. O + +( O +1979 O +) O +. O + +J O +. O + +Bacteriol O +. O + +137 O +, O +92 O +- O +104 O +. O + +23 O +. O + +Miller O +, O +J O +. O +H O +. O + +( O +1972 O +) O +. O + +In O +Experiments O +in O +Molecular O +Genetics O +, O +Cold O +Spring O +Harbor O +Laboratory O +, O +Cold O +Spring O + +Harbor O +, O +N O +. O +Y O +. O + +352 O +- O +355 O +. O + +24 O +. O + +Guyer O +, O +R O +. O +S O +. O + +( O +1978 O +) O +. O + +J O +. O + +Mol O +. O + +Biol O +. O + +126 O +, O +347 O +- O +365 O +. O + +25 O +. O + +Devlin O +, O +B O +. O +H O +. O +, O +Baumstark O +, O +B O +. O +R O +. O +, O +and O +Scott O +, O +J O +. O +R O +. O + +( O +1982 O +) O +. O + +Virology O +120 O +, O +360 O +- O +375 O +. O + +26 O +. O + +Sanger O +, O +F O +. O +, O +Nicklen O +, O +S O +. O +, O +and O +Coulson O +, O +A O +. O +R O +. O + +( O +1977 O +) O +. O + +Proc O +. O + +Natl O +. O + +Acad O +. O + +Sci O +. O + +USA O +74 O +, O +5463 O +- O +5467 O +. O + +27 O +. O + +DeVries O +, O +J O +. O +K O +. O +, O +and O +Zubay O +, O +G O +. O + +( O +1967 O +) O +. O + +Proc O +. O + +Natl O +. O + +Acad O +. O + +Sci O +. O + +USA O +57 O +, O +1010 O +- O +1012 O +. O + +28 O +. O + +Heilmann O +, O +H O +. O +, O +Reeve O +, O +J O +. O +R O +. O +, O +and O +Puhler O +, O +A O +. O + +( O +1980 O +) O +. O + +Mol O +. O + +Gen O +. O + +Genet O +. O + +178 O +, O +149 O +- O +154 O +. O + +29 O +. O + +Shine O +, O +J O +. O +, O +and O +Dalgarno O +, O +L O +. O + +( O +1974 O +) O +. O + +Proc O +. O + +Natl O +. O + +Acad O +. O + +Sci O +. O + +USA O +71 O +, O +1342 O +- O +1346 O +. O + +30 O +. O + +Chou O +, O +P O +. O +Y O +. O +, O +and O +Fasman O +, O +G O +. O +D O +. O + +( O +1978 O +) O +. O + +Adv O +. O + +Enzymol O +. O + +47 O +, O +45 O +- O +148 O +. O + +31 O +. O + +Berg O +, O +J O +. O +M O +. O + +( O +1986 O +) O +. O + +Nature O +319 O +, O +264 O +- O +265 O +. O + +32 O +. O + +Landschultz O +, O +W O +. O +H O +. O +, O +Johnson O +, O +P O +. O +F O +. O +, O +and O +McKnight O +, O +S O +. O +L O +. O + +( O +1988 O +) O +. O + +Science O +240 O +, O +1759 O +- O +1764 O +. O + +33 O +. O + +Murre O +, O +C O +. O +, O +McCaw O +, O +P O +. O +, O +and O +Baltimore O +, O +D O +. O + +Cell O +56 O +, O +777 O +- O +783 O +. O + +34 O +. O + +Anderson O +, O +B O +. O +E O +. O +, O +Baumstark O +, O +B O +. O +R O +. O +, O +and O +Bellini O +, O +W O +. O +J O +. O + +( O +1988 O +) O +. O + +J O +. O + +Bacteriol O +. O + +170 O +, O +4493 O +- O +4500 O +. O + +35 O +. O + +Rosenberg O +, O +M O +. O +, O +and O +Court O +, O +D O +. O + +( O +1979 O +) O +. O + +Annu O +. O + +Rev O +. O + +Genet O +. O + +13 O +, O +319 O +- O +353 O +. O + +36 O +. O + +Ebright O +, O +R O +. O +H O +. O +, O +Cossart O +, O +P O +. O +, O +Gicquel O +- O +Sanzey O +, O +B O +. O +, O +and O +Beckwith O +, O +J O +. O + +( O +1984 O +) O +. O + +Nature O +311 O +, O +232 O +- O +235 O +. O + +37 O +. O + +Ptashne O +, O +M O +. O + +( O +1986 O +) O +. O + +Nature O +322 O +, O +697 O +- O +701 O +. O + +38 O +. O + +Stemnberg O +, O +N O +. O +, O +and O +Hoess O +, O +R O +. O + +( O +1983 O +) O +. O + +Annu O +. O + +Rev O +. O + +Genet O +. O + +17 O +, O +123 O +- O +154 O +. O + +39 O +. O + +Scott O +, O +J O +. O +R O +. O + +( O +1980 O +) O +. O + +Curr O +. O + +Top O +. O + +Microbiol O +. O + +Immunol O +. O + +90 O +, O +49 O +- O +65 O +. O + +7680 O + +This O +article O +, O +submitted O +on O +disc O +, O +has O +been O +automatically O + +converted O +into O +this O +typeset O +format O +by O +the O +publisher O +. O + +Down O +- O +regulation O +of O +the O +M6P O +/ O +IGF O +- O +II O +receptor O +increases O +cell O +proliferation O +and O +reduces O +apoptosis O +in O +neonatal O +rat B +cardiac O +myocytes O + +Abstract O + +Background O + +The O +mannose O +6 O +- O +phosphate O +/ O +insulin O +- O +like O +growth O +factor O +- O +II O +receptor O +( O +M6P O +/ O +IGF2R O +) O +is O +a O +multi O +- O +functional O +protein O +that O +has O +been O +implicated O +in O +regulation O +of O +cell O +growth O +and O +apoptosis O +. O + +Cardiac O +myocytes O +express O +relatively O +high O +levels O +of O +M6P O +/ O +IGF2R O +, O +and O +cardiomyocyte O +apoptosis O +has O +been O +identified O +in O +a O +variety O +of O +cardiovascular O +disorders O +, O +such O +as O +myocardial O +infarction O +and O +heart O +failure O +. O + +However O +, O +involvement O +of O +M6P O +/ O +IGF2R O +in O +the O +pathogenesis O +of O +these O +conditions O +has O +not O +been O +determined O +. O + +Thus O +, O +the O +objective O +of O +this O +study O +was O +to O +determine O +the O +role O +of O +M6P O +/ O +IGF2R O +in O +regulation O +of O +cardiac O +myocyte O +growth O +and O +apoptosis O +. O + +Results O + +We O +down O +- O +regulated O +the O +expression O +of O +M6P O +/ O +IGF2R O +in O +neonatal O +rat B +cardiac O +myocytes O +and O +examined O +the O +effect O +on O +cell O +proliferation O +and O +apoptosis O +. O + +Infection O +of O +neonatal O +cardiomyocytes O +with O +an O +adenovirus O +expressing O +a O +ribozyme O +targeted O +against O +the O +M6P O +/ O +IGF2R O +significantly O +reduced O +the O +level O +of O +M6P O +/ O +IGF2R O +mRNA O +, O +as O +determined O +by O +RT O +- O +PCR O +and O +Ribonuclease O +Protection O +Assay O +( O +RPA O +) O +. O + +M6P O +- O +containing O +protein O +binding O +and O +endocytosis O +as O +well O +as O +the O +M6P O +/ O +IGF2R O +- O +mediated O +internalization O +of O +125I O +- O +IGF O +- O +II O +were O +lower O +in O +the O +ribozyme O +- O +treated O +cells O +than O +the O +control O +myocytes O +, O +indicating O +that O +the O +number O +of O +functional O +M6P O +/ O +IGF2R O +in O +the O +ribozyme O +treated O +cells O +was O +reduced O +. O + +Accordingly O +, O +a O +marked O +increase O +in O +cell O +proliferation O +and O +a O +reduced O +cell O +susceptibility O +to O +hypoxia O +- O +and O +TNF O +- O +induced O +apoptosis O +were O +observed O +in O +the O +ribozyme O +- O +treated O +cells O +. O + +Conclusions O + +These O +findings O +suggest O +that O +M6P O +/ O +IGF2R O +may O +play O +a O +role O +in O +regulation O +of O +cardiac O +myocyte O +growth O +and O +apoptosis O +. O + +Down O +regulation O +of O +this O +gene O +in O +cardiac O +tissues O +might O +be O +a O +new O +approach O +to O +prevention O +of O +cell O +death O +or O +promotion O +of O +mitogenesis O +for O +certain O +heart O +diseases O +. O + +Background O + +The O +mannose O +6 O +- O +phosphate O +/ O +insulin O +- O +like O +growth O +factor O +- O +II O +receptor O +( O +M6P O +/ O +IGF2R O +) O +is O +a O +unique O +protein O +that O +interacts O +with O +multiple O +ligands O +, O +some O +of O +which O +are O +important O +growth O +regulatory O +factors O +[ O +1 O +] O +. O + +The O +M6P O +/ O +IGF2R O +participates O +in O +internalization O +and O +lysosomal O +degradation O +of O +IGF O +- O +II O +, O +a O +mitogen O +normally O +acting O +through O +the O +IGF O +- O +I O +receptor O +to O +stimulate O +cell O +proliferation O +[ O +2 O +] O +. O + +The O +M6P O +/ O +IGF2 O +receptor O +is O +required O +for O +the O +activation O +of O +TGF O +- O +beta O +[ O +3 O +] O +, O +a O +potent O +growth O +inhibitor O +for O +many O +cell O +types O +. O + +This O +receptor O +is O +also O +involved O +in O +the O +binding O +, O +transport O +and O +activation O +of O +newly O +- O +synthesized O +lysosomal O +enzymes O +, O +such O +as O +cathepsins O +[ O +4 O +, O +5 O +] O +, O +which O +have O +been O +recently O +implicated O +in O +the O +induction O +of O +apoptosis O +[ O +6 O +] O +. O + +On O +the O +basis O +of O +these O +functions O +, O +the O +M6P O +/ O +IGF2R O +has O +been O +proposed O +to O +play O +a O +significant O +role O +in O +regulation O +of O +cell O +growth O +and O +apoptosis O +[ O +7 O +] O +. O + +Apoptosis O +, O +or O +programmed O +cell O +death O +, O +is O +a O +tightly O +regulated O +process O +used O +to O +remove O +excess O +, O +hazardous O +or O +damaged O +somatic O +cells O +, O +and O +is O +crucial O +for O +the O +development O +, O +maintenance O +and O +survival O +of O +an O +organism O +. O + +However O +, O +alterations O +in O +the O +control O +of O +apoptosis O +have O +also O +been O +shown O +to O +contribute O +to O +human B +diseases O +. O + +In O +fact O +, O +morphological O +and O +biochemical O +markers O +of O +apoptosis O +have O +been O +identified O +in O +a O +wide O +variety O +of O +cardiovascular O +disorders O +, O +including O +myocardial O +infarction O +and O +heart O +failure O +. O + +This O +suggests O +that O +activation O +of O +apoptotic O +pathways O +contributes O +to O +cardiomyocyte O +loss O +and O +subsequent O +cardiac O +dysfunction O +in O +these O +conditions O +. O + +A O +number O +of O +factors O +involved O +in O +cardiomyocyte O +apoptosis O +are O +currently O +known O +and O +include O +insulin O +- O +like O +growth O +factor O +- O +I O +( O +IGF O +- O +I O +) O +, O +stress O +- O +activated O +protein O +kinases O +( O +SAPKs O +) O +and O +the O +anti O +- O +apoptotic O +Bcl O +- O +2 O +family O +[ O +8 O +] O +. O + +There O +are O +indications O +that O +other O +factors O +may O +be O +involved O +in O +induction O +and O +regulation O +of O +cardiac O +apoptosis O +. O + +However O +, O +these O +potential O +factors O +and O +their O +corresponding O +mechanisms O +have O +not O +been O +identified O +. O + +Several O +lines O +of O +evidence O +point O +to O +the O +potential O +involvement O +of O +M6P O +/ O +IGF2R O +in O +cardiac O +myocyte O +proliferation O +and O +apoptosis O +. O + +Cardiac O +myocytes O +express O +relatively O +high O +levels O +of O +M6P O +/ O +IGF2R O +and O +transgenic O +mice B +containing O +a O +homologous O +deletion O +of O +the O +M6P O +/ O +IGF2R O +gene O +manifest O +ventricular O +hyperplasia O +due O +to O +an O +increase O +in O +cell O +number O +[ O +9 O +, O +10 O +] O +, O +suggesting O +that O +the O +M6P O +/ O +IGF2R O +normally O +acts O +to O +suppress O +cardiac O +myocyte O +cell O +growth O +. O + +It O +has O +also O +been O +shown O +that O +TGF O +- O +beta O +, O +a O +potent O +growth O +suppressor O +whose O +activation O +requires O +the O +binding O +of O +latent O +TGF O +- O +beta O +to O +M6P O +/ O +IGF2R O +[ O +3 O +] O +, O +is O +commonly O +upregulated O +in O +chronic O +heart O +failure O +[ O +11 O +] O +. O + +Additional O +evidence O +for O +the O +involvement O +of O +M6P O +/ O +IGF2R O +in O +regulation O +of O +apoptosis O +comes O +from O +studies O +of O +tumorigenesis O +. O + +It O +has O +been O +shown O +that O +M6P O +/ O +IGF2R O +expression O +is O +significantly O +reduced O +in O +a O +variety O +of O +tumors O +and O +loss O +of O +heterozygocity O +( O +LOH O +) O +at O +the O +M6P O +/ O +IGF2R O +gene O +locus O +6q26 O +have O +been O +found O +in O +breast O +, O +liver O +cancers O +and O +squamous O +cell O +carcinoma O +of O +the O +lung O +[ O +12 O +- O +15 O +] O +. O + +Although O +several O +studies O +have O +examined O +the O +effect O +of O +M6P O +/ O +IGF2R O +over O +- O +expression O +on O +cell O +growth O +[ O +7 O +] O +, O +it O +is O +not O +known O +whether O +down O +- O +regulation O +of O +this O +receptor O +protein O +leads O +to O +cellular O +protection O +against O +apoptosis O +. O + +Ribozymes O +are O +catalytic O +RNA O +molecules O +that O +cleave O +a O +complementary O +mRNA O +sequence O +[ O +16 O +] O +, O +thereby O +inactivating O +specific O +mRNAs O +and O +suppressing O +gene O +expression O +in O +vitro O +and O +in O +vivo O +[ O +17 O +, O +18 O +] O +. O + +Ribozymes O +have O +been O +shown O +to O +be O +highly O +specific O +, O +efficient O +and O +stable O +. O + +They O +can O +be O +packaged O +into O +viral O +vectors O +to O +enhance O +transfer O +into O +cells O +and O +to O +achieve O +longer O +expression O +compared O +with O +naked O +oligonucleotides O +. O + +In O +the O +present O +study O +, O +we O +employed O +ribozyme O +technology O +to O +study O +the O +role O +of O +M6P O +/ O +IGF2R O +in O +regulation O +of O +cardiac O +myocyte O +cell O +growth O +. O + +A O +hammerhead O +ribozyme O +against O +the O +M6P O +/ O +IGF2R O +mRNA O +was O +constructed O +and O +packaged O +in O +an O +adenoviral O +vector O +. O + +We O +then O +examined O +the O +effect O +of O +ribozyme O +- O +mediated O +down O +- O +regulation O +of O +M6P O +/ O +IGF2R O +expression O +on O +cell O +growth O +and O +hypoxia O +- O +and O +TNF O +- O +induced O +apoptosis O +. O + +Results O + +Cleavage O +reaction O +of O +the O +ribozyme O +in O +vitro O + +The O +M6P O +/ O +IGF2R O +ribozyme O +we O +constructed O +has O +13 O +- O +bp O +binding O +arms O +complementary O +to O +the O +target O +site O +of O +M6P O +/ O +IGF2R O +mRNA O +, O +and O +a O +catalytic O +core O +( O +Fig O +. O +1A O +) O +. O + +To O +evaluate O +the O +bioactivity O +of O +the O +ribozyme O +and O +the O +accessibility O +of O +the O +target O +site O +, O +a O +cleavage O +reaction O +was O +performed O +in O +vitro O +. O + +The O +substrates O +, O +[ O +alpha O +- O +32P O +] O +labeled O +RNA O +transcripts O +containing O +45 O +bp O +of O +M6P O +/ O +IGF2R O +mRNA O +or O +an O +unmatched O +sequence O +, O +were O +incubated O +with O +the O +ribozyme O +as O +described O +( O +see O +Materials O +and O +Methods O +) O +. O + +The O +ribozyme O +cleaved O +only O +the O +specific O +M6P O +/ O +IGF2R O +mRNA O +into O +the O +expected O +products O +. O + +In O +the O +assay O +of O +time O +course O +, O +the O +hammerhead O +ribozyme O +was O +able O +to O +cleave O +24 O +. O +2 O +% O +of O +the O +M6P O +/ O +IGF2R O +target O +within O +10 O +minutes O +of O +incubation O +, O +50 O +. O +3 O +% O +of O +the O +M6P O +/ O +IGF2R O +target O +within O +40 O +minutes O +of O +incubation O +, O +and O +by O +640 O +minutes O +, O +80 O +. O +8 O +% O +of O +the O +M6P O +/ O +IGF2R O +target O +was O +converted O +to O +the O +expected O +products O +( O +Fig O +. O +1B O +) O +. O + +This O +ribozyme O +did O +not O +digest O +the O +unmatched O +sequence O +( O +Fig O +. O +1B O +) O +. O + +These O +results O +indicate O +a O +high O +efficiency O +and O +specificity O +of O +the O +ribozyme O +in O +vitro O +. O + +Ribozymes O +down O +- O +regulate O +M6P O +/ O +IGF2R O +expression O +in O +cardiac O +myocytes O + +To O +examine O +the O +ability O +of O +the O +ribozyme O +to O +reduce O +levels O +of O +M6P O +/ O +IGF2R O +mRNA O +in O +cultured O +cardiac O +myocytes O +, O +total O +RNA O +was O +extracted O +from O +cells O +infected O +with O +Ad O +- O +GFP O +/ O +IGF2R O +- O +Rz O +or O +Ad O +- O +GFP O +, O +and O +subjected O +to O +RT O +- O +PCR O +using O +M6P O +/ O +IGF2R O +- O +specific O +primers O +. O + +Primers O +specific O +for O +beta O +- O +actin O +were O +added O +to O +a O +parallel O +reaction O +to O +serve O +as O +an O +internal O +standard O +. O + +Cells O +were O +used O +4 O +days O +after O +infection O +, O +with O +average O +infection O +efficiency O +of O +70 O +- O +80 O +% O +( O +for O +which O +a O +viral O +dose O +used O +had O +minimal O +cytotoxicity O +) O +. O + +The O +RT O +- O +PCR O +product O +of O +M6P O +/ O +IGF2R O +was O +856 O +bp O +, O +and O +the O +beta O +- O +actin O +product O +was O +285 O +bp O +. O + +As O +shown O +in O +Fig O +. O + +2A O +, O +the O +Ad O +- O +GFP O +/ O +IGF2R O +- O +Rz O +- O +infected O +cells O +exhibited O +a O +significantly O +lower O +level O +of O +M6P O +/ O +IGF2R O +mRNA O +than O +Ad O +- O +GFP O +- O +infected O +cells O +, O +with O +a O +reduction O +of O +about O +50 O +% O +. O + +This O +result O +was O +confirmed O +by O +ribonuclease O +protection O +assay O +( O +RPA O +) O +, O +in O +which O +GAPDH O +was O +used O +as O +a O +control O +( O +Fig O +. O +2C O +& O +2D O +) O +. O + +There O +was O +no O +significant O +difference O +in O +the O +level O +of O +M6P O +/ O +IGF2R O +mRNA O +between O +Ad O +- O +GFP O +- O +infected O +cells O +and O +uninfected O +cells O +( O +data O +not O +shown O +) O +, O +indicating O +that O +infection O +with O +the O +adenovirus O +itself O +did O +not O +alter O +the O +endogenous O +M6P O +/ O +IGF2R O +mRNA O +level O +. O + +The O +results O +demonstrated O +that O +the O +ribozyme O +was O +highly O +effective O +in O +suppressing O +M6P O +/ O +IGF2R O +expression O +in O +cultured O +cardiac O +myocytes O +. O + +Effect O +of O +ribozyme O +expression O +on O +the O +functional O +activity O +of O +M6P O +/ O +IGF2R O + +To O +determine O +the O +effect O +of O +the O +ribozyme O +on O +the O +functional O +activity O +of O +M6P O +/ O +IGF2R O +, O +binding O +and O +internalization O +of O +exogenous O +125I O +- O +IGF O +- O +II O +was O +measured O +in O +cells O +infected O +with O +Ad O +- O +GFP O +/ O +IGF2R O +- O +Rz O +. O + +As O +shown O +in O +Fig O +. O + +3A O +, O +cells O +infected O +with O +Ad O +- O +GFP O +/ O +IGF2R O +- O +Rz O +showed O +a O +54 O +% O +reduction O +in O +125I O +- O +IGF O +- O +II O +internalization O +when O +compared O +with O +the O +control O +cells O +( O +infected O +with O +Ad O +- O +GFP O +) O +. O + +We O +also O +examined O +the O +effect O +of O +the O +ribozyme O +on O +the O +M6P O +- O +binding O +activity O +of O +the O +M6P O +/ O +IGF2R O +using O +the O +M6P O +- O +bearing O +lysosomal O +enzyme O +, O +beta O +- O +glucuronidase O +, O +as O +a O +probe O +. O + +The O +results O +showed O +that O +the O +maximal O +M6P O +- O +binding O +capacity O +of O +cells O +treated O +with O +the O +ribozyme O +was O +about O +50 O +% O +less O +than O +that O +of O +controls O +( O +Fig O +. O +3B O +) O +. O + +Furthermore O +, O +we O +assessed O +the O +ability O +of O +cells O +to O +internalize O +exogenous O +beta O +- O +glucuronidase O +after O +treatment O +with O +ribozyme O +. O + +Similarly O +, O +the O +M6P O +- O +inhibitable O +endocytosis O +of O +beta O +- O +glucuronidase O +by O +ribozyme O +- O +treated O +cells O +was O +about O +52 O +% O +less O +than O +that O +of O +control O +cells O +( O +Fig O +. O +3C O +) O +. O + +These O +results O +confirm O +that O +the O +number O +of O +functional O +M6P O +/ O +IGF2R O +in O +ribozyme O +- O +treated O +cells O +was O +reduced O +. O + +Adenoviral O +delivery O +of O +ribozymes O +increases O +the O +proliferation O +of O +cardiac O +myocytes O + +We O +examined O +the O +effects O +of O +the O +ribozyme O +on O +the O +growth O +of O +cultured O +neonatal O +rat B +cardiac O +myocytes O +. O + +Morphological O +evaluation O +showed O +a O +remarkable O +difference O +in O +growth O +pattern O +between O +Ad O +- O +GFP O +/ O +IGF2R O +- O +Rz O +- O +infected O +cells O +and O +the O +control O +cells O +: O +the O +ribozyme O +- O +expressing O +cells O +formed O +larger O +and O +more O +spread O +colonies O +( O +Fig O +. O +4 O +) O +. O + +Assessment O +of O +cell O +proliferative O +activity O +by O +the O +MTT O +assay O +and O +counts O +of O +viable O +cells O +showed O +that O +the O +number O +of O +cardiac O +myocytes O +in O +ribozyme O +- O +expressing O +cultures O +was O +significantly O +higher O +than O +in O +control O +cultures O +( O +Fig O +. O +5 O +) O +. O + +These O +results O +indicate O +that O +treatment O +with O +M6P O +/ O +IGF2R O +- O +ribozyme O +can O +promote O +cardiac O +myocyte O +proliferation O +. O + +Effect O +of O +M6P O +/ O +IGF2R O +- O +ribozyme O +expression O +on O +apoptosis O +of O +cardiac O +myocytes O + +We O +examined O +the O +effects O +of O +ribozyme O +expression O +on O +TNF O +- O +alpha O +and O +hypoxia O +- O +induced O +apoptosis O +of O +cultured O +cardiac O +myocytes O +. O + +After O +a O +24 O +hr O +challenge O +with O +hypoxia O +, O +the O +number O +of O +apoptotic O +cells O +in O +M6P O +/ O +IGF2R O +- O +Rz O +expressing O +cultures O +was O +38 O +% O +lower O +than O +in O +control O +cultures O +as O +determined O +by O +Hoechst O +staining O +( O +which O +highlights O +the O +nuclei O +of O +apoptotic O +cells O +) O +and O +ELISA O +( O +Fig O +. O +6A O +, O +7A O +) O +. O + +MTT O +analysis O +showed O +that O +the O +number O +of O +viable O +cells O +in O +ribozyme O +- O +treated O +cultures O +was O +40 O +% O +higher O +than O +in O +control O +cultures O +( O +Fig O +. O +7A O +) O +. O + +After O +treatment O +with O +TNF O +- O +alpha O +, O +as O +shown O +in O +Fig O +. O + +6B O +, O +a O +large O +number O +of O +control O +cells O +underwent O +apoptosis O +, O +as O +indicated O +by O +morphological O +changes O +( O +small O +round O +shape O +) O +and O +bright O +blue O +nuclear O +staining O +. O + +There O +were O +significantly O +more O +apoptotic O +cells O +in O +control O +cultures O +than O +in O +cultures O +expressing O +the O +Ad O +- O +GFP O +/ O +IGF2R O +- O +Rz O +. O + +The O +number O +of O +apoptotic O +cells O +, O +as O +measured O +by O +the O +cell O +death O +ELISA O +assay O +, O +in O +cultures O +infected O +with O +Ad O +- O +GFP O +/ O +IGF2R O +- O +Rz O +was O +significantly O +( O +about O +40 O +% O +) O +lower O +than O +in O +cultures O +infected O +with O +Ad O +- O +GFP O +( O +Fig O +. O +7B O +) O +. O + +Accordingly O +, O +the O +number O +of O +viable O +cells O +, O +as O +measured O +by O +MTT O +analysis O +, O +in O +cultures O +infected O +with O +Ad O +- O +GFP O +/ O +IGF2R O +- O +Rz O +was O +significantly O +( O +about O +45 O +% O +) O +higher O +than O +in O +cultures O +infected O +with O +Ad O +- O +GFP O +( O +Fig O +. O +7B O +) O +. O + +These O +results O +are O +consistent O +with O +the O +hypothesis O +that O +decreasing O +M6P O +/ O +IGF2R O +expression O +by O +ribozyme O +treatment O +can O +reduce O +cell O +apoptosis O +. O + +Discussion O + +Some O +62 O +, O +000 O +, O +000 O +Americans O +have O +one O +or O +more O +types O +of O +cardiovascular O +disease O +( O +CVD O +) O +and O +CVD O +is O +the O +leading O +cause O +( O +40 O +. O +1 O +% O +) O +of O +death O +in O +the O +United O +States O +. O + +Myocardial O +infarction O +and O +heart O +failure O +, O +conditions O +accompanied O +by O +cardiac O +myocyte O +apoptosis O +, O +represent O +23 O +% O +of O +all O +CVDs O +and O +are O +a O +growing O +clinical O +challenge O +in O +need O +of O +novel O +therapeutic O +strategies O +. O + +In O +this O +study O +, O +we O +investigated O +the O +M6P O +/ O +IGF2R O +as O +a O +potential O +new O +therapeutic O +target O +for O +reduction O +of O +cardiac O +apoptosis O +and O +cardiac O +injury O +in O +these O +conditions O +. O + +Using O +ribozyme O +technology O +we O +down O +- O +regulated O +the O +expression O +of O +the O +M6P O +/ O +IGF2R O +in O +neonatal O +cardiac O +myocytes O +. O + +We O +then O +examined O +cell O +proliferation O +and O +apoptosis O +under O +normal O +conditions O +and O +post O +challenge O +with O +either O +hypoxia O +, O +a O +model O +of O +ischemia O +- O +reperfusion O +, O +or O +TNF O +- O +alpha O +, O +a O +cytokine O +implicated O +in O +the O +pathogenesis O +of O +chronic O +heart O +failure O +[ O +19 O +] O +. O + +Our O +results O +demonstrate O +an O +association O +of O +a O +decrease O +in O +the O +expression O +and O +function O +of O +the O +M6P O +/ O +IGF2R O +with O +increased O +cell O +proliferation O +and O +decreased O +cell O +susceptibility O +to O +hypoxia O +- O +and O +TNF O +- O +induced O +apoptosis O +. O + +Expression O +of O +the O +ribozyme O +targeted O +against O +the O +M6P O +/ O +IGF2R O +in O +cardiomyocytes O +resulted O +in O +down O +- O +regulation O +of O +M6P O +/ O +IGF2R O +expression O +, O +as O +measured O +by O +RT O +- O +PCR O +and O +RPA O +, O +and O +of O +M6P O +/ O +IGF2R O +function O +, O +as O +indicated O +by O +a O +decrease O +in O +internalization O +of O +125I O +- O +IGF O +- O +II O +, O +and O +beta O +- O +glucuronidase O +binding O +and O +endocytosis O +. O + +MTT O +analysis O +and O +viable O +cell O +counts O +showed O +that O +ribozyme O +- O +mediated O +down O +- O +regulation O +of O +M6P O +/ O +IGF2R O +resulted O +in O +a O +marked O +increase O +in O +cell O +proliferation O +of O +cardiomyocytes O +, O +which O +normally O +express O +high O +levels O +of O +M6P O +/ O +IGF2R O +[ O +20 O +] O +and O +have O +limited O +proliferative O +capabilities O +[ O +21 O +] O +. O + +These O +results O +are O +consistent O +with O +the O +findings O +of O +previous O +knockout O +studies O +[ O +9 O +, O +10 O +] O +. O + +Since O +the O +M6P O +/ O +IGF2R O +has O +multiple O +actions O +on O +cell O +growth O +, O +its O +proliferative O +effect O +on O +the O +heart O +cells O +observed O +in O +this O +study O +might O +involve O +multiple O +mechanisms O +. O + +However O +, O +it O +is O +likely O +that O +unchecked O +IGF O +- O +II O +stimulation O +plays O +a O +key O +role O +in O +the O +effect O +. O + +Because O +the O +M6P O +/ O +IGF2R O +is O +believed O +to O +sequester O +and O +degrade O +IGF O +- O +II O +[ O +2 O +] O +, O +a O +decrease O +in O +M6P O +/ O +IGF2R O +expression O +and O +function O +could O +result O +in O +decreased O +degradation O +and O +hence O +increased O +bioavailability O +of O +IGF O +- O +II O +to O +the O +IGF O +- O +I O +receptor O +, O +which O +mediates O +the O +growth O +- O +promoting O +effect O +of O +IGF O +- O +II O +. O + +Supporting O +evidence O +for O +the O +involvement O +of O +IGF O +- O +II O +in O +the O +proliferative O +effect O +resulting O +from O +loss O +of O +M6P O +/ O +IGF2R O +function O +comes O +from O +studies O +of O +M6P O +/ O +IGF2R O +knock O +- O +out O +mice B +. O + +M6P O +/ O +IGF2R O +- O +null O +mice B +display O +global O +hyperplasia O +that O +coincides O +with O +elevated O +levels O +of O +IGF O +- O +II O +. O + +Most O +importantly O +, O +however O +, O +the O +lethal O +nature O +of O +an O +M6P O +/ O +IGF2R O +- O +null O +phenotype O +is O +reversed O +in O +an O +IGF O +- O +II O +- O +null O +background O +[ O +9 O +] O +. O + +Our O +results O +showing O +that O +ribozyme O +- O +mediated O +down O +- O +regulation O +of O +M6P O +/ O +IGF2R O +lead O +to O +a O +decrease O +in O +IGF O +- O +II O +internalization O +support O +the O +above O +possibility O +. O + +However O +, O +further O +investigation O +to O +confirm O +this O +mechanism O +is O +warranted O +. O + +More O +importantly O +, O +our O +results O +also O +showed O +that O +M6P O +/ O +IGF2R O +down O +- O +regulation O +resulted O +in O +decreased O +sensitivity O +of O +cardiomyocytes O +to O +hypoxia O +- O +and O +TNF O +- O +induced O +apoptosis O +. O + +There O +is O +evidence O +that O +lysosomal O +enzymes O +, O +such O +as O +cathepsins O +B O +and O +D O +contribute O +to O +hypoxia O +- O +and O +TNF O +- O +induced O +apoptosis O +in O +vitro O +[ O +22 O +- O +25 O +] O +and O +in O +vivo O +[ O +26 O +, O +27 O +] O +. O + +The O +M6P O +/ O +IGF2R O +has O +been O +shown O +to O +be O +involved O +in O +binding O +, O +transport O +and O +activation O +of O +lysosomal O +enzymes O +, O +including O +cathepsins O +[ O +4 O +, O +5 O +] O +. O + +Therefore O +, O +it O +is O +possible O +that O +down O +- O +regulation O +of O +the O +M6P O +/ O +IGF2R O +results O +in O +improper O +trafficking O +and O +activation O +of O +cathepsins O +. O + +This O +, O +in O +turn O +would O +eliminate O +the O +apoptotic O +cascades O +triggered O +by O +these O +enzymes O +under O +hypoxia O +and O +TNF O +stimulation O +and O +result O +in O +decreased O +sensitivity O +of O +cardiomyocytes O +to O +apoptosis O +. O + +It O +has O +also O +been O +shown O +that O +TNF O +stimulation O +involves O +the O +activation O +of O +TGF O +- O +beta O +[ O +28 O +- O +30 O +] O +, O +a O +ligand O +of O +M6P O +/ O +IGF2R O +that O +has O +been O +implicated O +in O +the O +progression O +of O +chronic O +heart O +failure O +[ O +11 O +, O +31 O +] O +. O + +Therefore O +, O +down O +- O +regulation O +of O +M6P O +/ O +IGF2R O +expression O +could O +also O +lead O +to O +a O +decreased O +bioavailability O +of O +activated O +TGF O +- O +beta O +, O +thereby O +decreasing O +the O +sensitivity O +of O +cardiomyocytes O +to O +the O +TNF O +/ O +TGF O +- O +beta O +apoptotic O +pathway O +. O + +The O +detailed O +mechanism O +of O +the O +observed O +effects O +is O +unknown O +and O +requires O +further O +investigation O +. O + +Conclusions O + +The O +present O +study O +demonstrates O +that O +ribozyme O +- O +mediated O +down O +- O +regulation O +of O +expression O +and O +functional O +activity O +of O +the O +M6P O +/ O +IGF2R O +results O +in O +a O +decrease O +in O +the O +susceptibility O +of O +cardiac O +myocytes O +to O +apoptotic O +stimuli O +. O + +These O +findings O +suggest O +that O +this O +receptor O +might O +be O +involved O +in O +cardiac O +cell O +growth O +and O +apoptosis O +. O + +The O +ability O +of O +the O +M6P O +/ O +IGF2R O +ribozyme O +to O +reduce O +M6P O +/ O +IGF2R O +expression O +and O +function O +in O +transfected O +cells O +verifies O +the O +utility O +of O +the O +ribozyme O +in O +studying O +the O +role O +of O +M6P O +/ O +IGF2R O +in O +cardiomyocyte O +growth O +and O +apoptosis O +. O + +In O +addition O +to O +its O +utility O +as O +a O +research O +tool O +, O +the O +ribozyme O +, O +with O +further O +exploration O +and O +development O +, O +might O +have O +potential O +application O +as O +a O +therapeutic O +agent O +to O +prevent O +cell O +death O +or O +promote O +mitogenesis O +for O +certain O +clinical O +conditions O +, O +such O +as O +, O +myocardial O +infarction O +and O +chronic O +heart O +failure O +. O + +Methods O + +Construction O +of O +recombinant O +M6P O +/ O +IGF2R O +- O +RZ O +adenoviral O +vector O + +The O +nucleotide O +numbers O +of O +the O +rat B +M6P O +/ O +IGF2R O +sequence O +targeted O +by O +the O +hammerhead O +ribozyme O +is O +1147 O +- O +1160 O +after O +coding O +site O +( O +exon O +9 O +) O +. O + +The O +structure O +of O +the O +M6P O +/ O +IGF2R O +hammerhead O +ribozyme O +is O +shown O +in O +Fig O +. O + +1 O +. O + +A O +49 O +bp O +M6P O +/ O +IGF2R O +ribozyme O +oligonucleotide O +, O +5 O +' O +- O +GAATTCCCC O +ACACTG O +ATGAGCCGCTTCGGCGGCGA O +GCGT O +- O +3 O +' O +and O +the O +corresponding O +reverse O +complementary O +strand O +were O +synthesized O +. O + +The O +fragments O +were O +subcloned O +to O +produce O +a O +plasmid O +containing O +a O +ribozyme O +against O +M6P O +/ O +IGF2R O +. O + +For O +construction O +of O +the O +recombinant O +adenovirus O +containing O +the O +M6P O +/ O +IGF2R O +- O +ribozyme O +( O +pAd O +- O +GFP O +/ O +IGF2R O +- O +Rz O +) O +, O +the O +segments O +containing O +the O +ribozymes O +were O +amplified O +by O +PCR O +and O +cloned O +into O +a O +pAdTrack O +- O +CMV O +vector O +and O +then O +recombined O +homologously O +with O +an O +adenoviral O +backbone O +pAdEasy O +1 O +vector O +to O +generate O +( O +pAd O +- O +GFP O +/ O +IGF2R O +- O +Rz O +) O +, O +following O +the O +protocol O +described O +by O +He O +et O +al O +. O + +[ O +32 O +] O +. O + +The O +pAd O +- O +GFP O +/ O +IGF2R O +- O +Rz O +carries O +both O +the O +IGF2R O +- O +Rz O +and O +GFP O +( O +as O +reporter O +) O +genes O +, O +each O +under O +the O +control O +of O +separate O +cytomegalovirus O +( O +CMV O +) O +promoters O +. O + +Another O +viral O +vector O +, O +pAd O +- O +GFP O +, O +which O +carries O +the O +GFP O +gene O +only O +under O +the O +control O +of O +the O +CMV O +promoter O +, O +was O +generated O +and O +used O +as O +a O +control O +vector O +. O + +The O +adenoviral O +vector O +DNA O +were O +linerized O +with O +Pac O +I O +and O +transfected O +into O +the O +replication O +- O +permissive O +293 O +cells O +( O +E1A O +transcomplementing O +cell O +line O +) O +by O +using O +Lipofectamine O +( O +Life O +Technologies O +) O +to O +produce O +E1 O +- O +deleted O +, O +replication O +- O +defective O +recombinant O +adenovirus O +as O +described O +previously O +[ O +33 O +] O +. O + +Large O +- O +scale O +amplification O +of O +recombinant O +adenovirus O +in O +293 O +cells O +was O +followed O +by O +purification O +using O +a O +discontinuous O +CsCl O +gradient O +. O + +The O +constructs O +were O +confirmed O +by O +enzymatic O +digestion O +and O +DNA O +sequencing O +. O + +Transcription O +and O +cleavage O +reaction O +of O +ribozyme O +in O +vitro O + +Plasmids O +containing O +the O +ribozyme O +or O +the O +substrate O +( O +either O +45 O +bp O +of O +M6P O +/ O +IGF2R O +mRNA O +or O +an O +unmatched O +sequence O +5 O +' O +- O +GTGCTGTCTGTATG O +- O +3 O +' O +) O +were O +linearized O +with O +MluI O +, O +respectively O +. O + +All O +transcripts O +were O +generated O +with O +T7 O +RNA O +polymerase O +( O +Promega O +) O +. O + +Substrate O +transcripts O +were O +labeled O +by O +incorporation O +of O +[ O +alpha O +- O +32P O +] O +UTP O +( O +NEN O +Life O +Science O +Products O +, O +Inc O +. O +) O +. O + +Specific O +activity O +of O +the O +[ O +alpha O +- O +32P O +] O +UTP O +( O +10 O +mu O +Ci O +/ O +mu O +l O +) O +and O +the O +base O +composition O +of O +each O +substrate O +molecule O +were O +used O +to O +calculate O +the O +substrate O +concentration O +. O + +Ribozyme O +transcripts O +were O +quantified O +spectrophotometrical O +. O + +( O +The O +half O +- O +life O +of O +the O +M6P O +/ O +IGF2R O +target O +is O +about O +280 O +minutes O +) O +. O + +Cleavage O +reaction O +mixture O +contained O +substrate O +RNA O +( O +40 O +nM O +) O +, O +increasing O +amounts O +of O +ribozyme O +( O +60 O +nM O +) O +, O +20 O +mM O +MgCl2 O +and O +20 O +mM O +Tris O +- O +HCl O +, O +pH8 O +. O +0 O +, O +in O +a O +final O +volume O +of O +10 O +mu O +l O +. O + +The O +mixture O +was O +incubated O +at O +37 O +degrees O +C O +for O +a O +time O +- O +course O +of O +cleavage O +reaction O +from O +0 O +, O +5 O +, O +10 O +, O +20 O +, O +40 O +, O +80 O +, O +160 O +, O +320 O +, O +to O +640 O +minutes O +and O +the O +cleavage O +reaction O +was O +stopped O +by O +addition O +of O +loading O +buffer O +( O +80 O +% O +formamide O +, O +10 O +mM O +Na2EDTA O +, O +pH O +8 O +. O +0 O +, O +and O +1 O +mg O +/ O +ml O +each O +bromophenol O +blue O +and O +xylene O +cyanol O +) O +. O + +Cleavage O +products O +were O +analyzed O +on O +a O +15 O +% O +polyacrylamide O +and O +8M O +urea O +gel O +. O + +Product O +and O +substrate O +fragments O +were O +quantitated O +by O +using O +NIH O +Imager O +. O + +Cell O +cultures O +and O +infection O +with O +Ad O +- O +GFP O +/ O +Rz O +- O +IGF2R O +and O +Ad O +- O +GFP O + +Cardiac O +myocytes O +were O +isolated O +from O +1 O +- O +day O +- O +old O +newborn O +rats B +using O +the O +Neonatal O +Cardiomyocyte O +Isolation O +System O +( O +Worthington O +) O +. O + +The O +isolated O +cells O +were O +plated O +in O +6 O +- O +well O +plates O +and O +cultured O +in O +F O +- O +10 O +medium O +containing O +5 O +% O +( O +vol O +/ O +vol O +) O +FBS O +and O +10 O +% O +( O +vol O +/ O +vol O +) O +horse B +serum O +at O +37 O +degrees O +C O +in O +a O +tissue O +culture O +incubator O +with O +5 O +% O +CO2 O +and O +98 O +% O +relative O +humidity O +. O + +Cells O +were O +used O +for O +experiments O +after O +2 O +- O +3 O +days O +of O +culture O +. O + +Viral O +infections O +were O +carried O +out O +by O +adding O +viral O +particles O +at O +various O +concentrations O +( O +usually O +, O +2 O +x O +108 O +virus O +particles O +/ O +ml O +) O +to O +culture O +medium O +containing O +2 O +% O +( O +vol O +/ O +vol O +) O +FBS O +. O + +Initially O +, O +optimal O +viral O +concentration O +was O +determined O +by O +using O +Ad O +- O +GFP O +to O +achieve O +an O +optimal O +balance O +of O +high O +gene O +expression O +and O +low O +viral O +titer O +to O +minimize O +cytotoxicity O +. O + +After O +24 O +hours O +of O +incubation O +, O +the O +infection O +medium O +was O +replaced O +with O +normal O +( O +15 O +% O +vol O +/ O +vol O +serum O +) O +culture O +medium O +. O + +For O +treatment O +with O +IGF O +- O +II O +, O +cells O +were O +incubated O +with O +50 O +ng O +/ O +ml O +IGF O +- O +II O +after O +24 O +hours O +infection O +with O +Ad O +- O +GFP O +/ O +IGF2R O +- O +Rz O +or O +Ad O +- O +GFP O +. O + +Four O +days O +after O +infection O +, O +cells O +were O +used O +for O +analysis O +of O +gene O +expression O +of O +M6P O +/ O +IGF2R O +and O +its O +effect O +on O +cell O +growth O +and O +apoptosis O +. O + +Analysis O +of O +gene O +expression O +in O +cardiac O +myocytes O + +The O +M6P O +/ O +IGF2R O +transcripts O +were O +determined O +by O +both O +RT O +- O +PCR O +and O +Ribonuclease O +Protection O +Assay O +( O +RPA O +) O +. O + +RT O +- O +PCR O +was O +performed O +using O +the O +GeneAmp O +EZ O +rTth O +RNA O +PCR O +kit O +( O +Roche O +) O +. O + +Total O +RNA O +was O +extracted O +from O +cultured O +cells O +using O +an O +RNA O +isolation O +kit O +( O +Qiagen O +, O +) O +, O +according O +to O +the O +manufacturer O +' O +s O +protocol O +. O + +M6P O +/ O +IGF2R O +transcripts O +were O +amplified O +using O +the O +primers O +( O +5 O +' O +- O +GACAGGCTCGTTCTGACTTA O +- O +3 O +' O +) O +and O +( O +5 O +' O +- O +CTTCCACTCTTATCCACAGC O +- O +3 O +' O +) O +specific O +to O +the O +M6P O +/ O +IGF2R O +. O + +Each O +RT O +- O +PCR O +assay O +was O +performed O +in O +triplicate O +and O +product O +levels O +varied O +by O +less O +than O +3 O +. O +2 O +% O +for O +each O +RNA O +sample O +. O + +Primers O +specific O +for O +beta O +- O +actin O +cDNA O +were O +added O +to O +a O +parallel O +reaction O +to O +standardize O +for O +variations O +in O +PCR O +between O +samples O +. O + +PCR O +products O +were O +resolved O +on O +a O +1 O +. O +0 O +% O +agarose O +gel O +, O +visualized O +under O +UV O +light O +and O +quantitated O +using O +NIH O +Imager O +. O + +RPA O +was O +performed O +using O +the O +RPA O +III O +kit O +( O +Ambion O +, O +Austin O +, O +TX O +) O +. 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O + +Surveys O +in O +Jamaica O +reported O +an O +almost O +100 O +% O +use O +of O +herbal O +teas O +and O +remedies O +by O +respondents O +throughout O +the O +island O +[ O +9 O +] O +and O +71 O +% O +in O +paediatrics O +inpatients O +at O +the O +University O +Hospital O +[ O +10 O +] O +. O + +These O +studies O +, O +however O +, O +assessed O +only O +the O +lifetime O +use O +of O +medicinal O +herbs O +and O +did O +not O +identify O +their O +use O +for O +any O +particular O +disease O +. O + +In O +Trinidad O +and O +Tobago O +, O +the O +use O +of O +' O +bush O +medicine O +' O +in O +diabetic O +patients B +attending O +primary O +healthcare O +facilities O +throughout O +the O +island O +was O +assessed O +and O +although O +42 O +% O +reportedly O +used O +herbs O +, O +only O +24 O +% O +used O +this O +healthcare O +modality O +for O +self O +- O +management O +of O +diabetes O +[ O +11 O +] O +. O + +Another O +survey O +conducted O +at O +an O +outpatient O +surgical O +facility O +in O +Trinidad O +indicated O +a O +lifetime O +prevalence O +of O +86 O +% O +among O +patients B +[ O +12 O +] O +for O +any O +healthcare O +issue O +. O + +This O +study O +was O +undertaken O +to O +assess O +the O +extent O +of O +use O +of O +herbal O +remedies O +by O +asthmatic O +patients B +attending O +a O +specialty O +chest O +clinic O +in O +Trinidad O +for O +symptomatic O +relief O +and O +to O +determine O +the O +factors O +influencing O +the O +patient B +' O +s O +decision O +to O +use O +herbs O +. O + +Methods O + +The O +study O +was O +approved O +by O +the O +Ethics O +Committee O +of O +the O +Faculty O +of O +Medical O +Sciences O +, O +University O +of O +the O +West O +Indies O +, O +St O +. O + +Augustine O +campus O +and O +permission O +to O +interview O +patients B +was O +granted O +by O +the O +Director O +of O +the O +Chest O +Clinic O +of O +the O +Ministry O +of O +Health O +, O +Trinidad O +and O +Tobago O +. O + +The O +study O +was O +conducted O +over O +the O +two O +- O +month O +period O +June O +to O +July O +2003 O +. O + +Sample O +and O +setting O + +The O +Chest O +Clinic O +was O +chosen O +as O +the O +source O +of O +subjects O +as O +this O +is O +the O +only O +national O +tertiary O +level O +health O +facility O +specializing O +in O +the O +management O +of O +respiratory O +diseases O +. O + +Patients B +entering O +the O +study O +were O +physician O +- O +diagnosed O +asthmatics O +based O +on O +self O +- O +reporting O +symptoms O +of O +wheezing O +, O +chest O +tightness O +and O +nocturnal O +coughing O +in O +the O +previous O +year O +. O + +Patients B +were O +recruited O +by O +consecutive O +sampling O +and O +the O +nature O +and O +purpose O +of O +the O +study O +were O +explained O +on O +an O +individual O +basis O +. O + +Those O +confirming O +their O +willingness O +to O +participate O +signed O +their O +informed O +consent O +and O +were O +interviewed O +using O +a O +de O +novo O +, O +pilot O +- O +tested O +, O +researcher O +- O +administered O +questionnaire O +. O + +Interview O +instrument O + +The O +questionnaire O +assessed O +demographic O +data O +such O +as O +age O +, O +gender O +, O +ethnicity O +, O +residential O +district O +, O +education O +, O +employment O +and O +socioeconomic O +status O +. O + +Subjects O +reported O +their O +disease O +severity O +as O +intermittent O +, O +moderate O +or O +severe O +as O +determined O +by O +the O +Global O +Initiative O +for O +Asthma O +( O +GINA O +) O +guidelines O +with O +respect O +to O +symptom O +frequency O +[ O +4 O +] O +. O + +Patients B +also O +reported O +their O +use O +of O +herbal O +remedies O +, O +identified O +the O +herbs O +used O +, O +the O +frequency O +of O +use O +, O +source O +of O +herbal O +medicines O +and O +the O +reasons O +for O +the O +use O +of O +herbs O +. O + +Statistical O +analysis O + +The O +sample O +size O +was O +calculated O +as O +185 O +patients B +assuming O +a O +prevalence O +of O +86 O +% O +[ O +13 O +] O +with O +a O +confidence O +level O +of O +95 O +% O +. O + +Since O +all O +variables O +were O +categorical O +, O +chi O +2 O +tests O +were O +performed O +to O +determine O +whether O +there O +were O +statistically O +significant O +associations O +between O +the O +use O +of O +herbs O +and O +these O +variables O +. O + +The O +p O +value O +was O +set O +at O +< O +0 O +. O +05 O +for O +statistical O +significance O +. O + +The O +data O +was O +analyzed O +using O +SPSS O +for O +Windows O +( O +Version O +9 O +. O +0 O +, O +Chicago O +, O +IL O +) O +. O + +Results O + +Demography O + +During O +the O +study O +period O +one O +hundred O +and O +ninety O +one O +patients B +consented O +to O +participate O +. O + +The O +demographic O +details O +of O +the O +sample O +are O +given O +in O +Table O +1 O +. O + +Patients B +between O +35 O +and O +64 O +years O +of O +age O +formed O +the O +largest O +portion O +of O +the O +sample O +( O +62 O +. O +3 O +% O +) O +. O + +There O +was O +a O +significant O +gender O +difference O +with O +females O +outnumbering O +males O +by O +a O +2 O +: O +1 O +ratio O +, O +p O +< O +0 O +. O +01 O +. O + +Most O +patients B +were O +of O +Asian O +Indian O +origin O +( O +58 O +. O +1 O +% O +) O +and O +resided O +in O +suburban O +areas O +( O +60 O +. O +2 O +% O +) O +. O + +There O +was O +a O +high O +level O +of O +unemployment O +( O +30 O +. O +4 O +% O +) O +; O +this O +could O +be O +correlated O +to O +primary O +schooling O +( O +seven O +or O +less O +years O +of O +formal O +education O +) O +being O +the O +highest O +educational O +level O +attained O +in O +52 O +. O +9 O +% O +and O +no O +formal O +schooling O +in O +5 O +. O +2 O +% O +of O +the O +sample O +population O +. O + +Income O +was O +low O +, O +with O +42 O +. O +9 O +% O +of O +the O +sample O +population O +earning O +below O +US O +$ O +4 O +, O +000 O +per O +year O +. O + +Antiasthmatic O +drug O +use O + +The O +GINA O +guidelines O +were O +recently O +adopted O +in O +the O +Caribbean O +and O +asthmatic O +patients B +are O +currently O +treated O +according O +to O +their O +symptom O +severity O +. O + +In O +our O +sample O +population O +, O +particularly O +in O +patients B +with O +moderate O +and O +severe O +symptoms O +, O +corticosteroids O +( O +controllers O +) O +and O +beta O +2 O +- O +agonists O +( O +relievers O +) O +were O +prescribed O +at O +very O +high O +rates O +, O +Table O +2 O +. O + +Almost O +90 O +% O +of O +all O +patients B +with O +moderate O +symptoms O +were O +prescribed O +drugs O +in O +these O +classes O +. O + +Almost O +all O +patients B +with O +severe O +symptoms O +were O +prescribed O +beta O +2 O +- O +agonists O +. O + +This O +high O +level O +of O +prescription O +and O +use O +of O +beta O +2 O +- O +agonists O +suggest O +a O +lack O +of O +symptomatic O +control O +in O +our O +sample O +population O +. O + +Theophylline O +and O +anticholinergics O +were O +prescribed O +in O +both O +categories O +of O +patients B +, O +but O +to O +a O +lesser O +extent O +. O + +Factors O +influencing O +the O +use O +of O +herbal O +remedies O + +Gender O +, O +age O +, O +ethnicity O +, O +residential O +district O +, O +employment O +status O +, O +income O +and O +asthma O +severity O +had O +no O +statistically O +significant O +effect O +on O +the O +use O +of O +herbal O +remedies O +within O +the O +sample O +population O +, O +Table O +3 O +. O + +However O +, O +almost O +two O +- O +thirds O +( O +62 O +. O +5 O +% O +) O +of O +patients B +with O +tertiary O +education O +used O +herbal O +remedies O +for O +asthma O +, O +p O += O +0 O +. O +025 O +. O + +Characteristics O +of O +patients B +using O +herbal O +remedies O + +Most O +patients B +( O +70 O +. O +7 O +% O +) O +using O +herbs O +were O +advised O +by O +a O +relative O +or O +friend O +and O +only O +10 O +. O +3 O +% O +sought O +the O +advice O +of O +an O +herbalist O +, O +Table O +4 O +. O + +A O +cultural O +/ O +traditional O +basis O +was O +the O +reason O +for O +herbal O +remedy O +usage O +in O +twenty O +- O +one O +( O +36 O +. O +2 O +% O +) O +patients B +and O +another O +twelve O +( O +20 O +. O +7 O +% O +) O +patients B +used O +herbs O +because O +they O +felt O +that O +were O +either O +' O +natural O +' O +or O +' O +healthy O +' O +. O + +Twelve O +( O +20 O +. O +7 O +% O +) O +patients B +used O +herbs O +because O +they O +believed O +that O +their O +physician O +- O +prescribed O +allopathic O +medicines O +were O +not O +working O +. O + +Most O +patients B +( O +58 O +. O +6 O +% O +) O +obtained O +their O +herbs O +or O +medicinal O +plants O +from O +either O +their O +backyards O +or O +the O +supermarket O +. O + +Only O +fourteen O +( O +24 O +. O +1 O +% O +) O +obtained O +their O +herbal O +supplies O +from O +an O +herbalist O +, O +herbal O +shop O +or O +pharmacy O +. O + +Seventeen O +( O +29 O +. O +3 O +% O +) O +of O +these O +patients B +reported O +using O +herbs O +within O +the O +last O +week O +and O +most O +these O +patients B +( O +60 O +. O +3 O +% O +) O +used O +herbs O +within O +the O +last O +six O +months O +. O + +Many O +of O +these O +patients B +were O +using O +both O +physician O +- O +prescribed O +antiasthmatic O +drugs O +and O +herbal O +remedies O +, O +Table O +5 O +. O + +No O +patient B +with O +either O +moderate O +or O +severe O +symptoms O +indicated O +that O +herbal O +remedies O +alone O +were O +sufficient O +to O +relieve O +symptomatic O +episodes O +. O + +It O +is O +interesting O +to O +note O +that O +most O +patients B +with O +moderate O +symptoms O +( O +57 O +. O +1 O +% O +) O +believed O +that O +concurrent O +use O +of O +conventional O +medications O +and O +herbs O +gave O +better O +symptomatic O +relieve O +. O + +One O +the O +other O +hand O +, O +most O +patients B +with O +severe O +symptoms O +( O +53 O +. O +8 O +% O +) O +believed O +that O +physician O +- O +prescribed O +medications O +worked O +better O +than O +herbal O +remedies O +, O +while O +23 O +. O +1 O +% O +believed O +that O +neither O +relieved O +their O +symptoms O +. O + +Herbs O +used O +in O +asthma O + +Most O +patients B +in O +the O +sample O +used O +more O +than O +one O +medicinal O +herb O +simultaneously O +, O +which O +were O +usually O +prepared O +and O +administered O +as O +mixtures O +in O +teas O +. O + +Almost O +one O +in O +four O +patients B +using O +medicinal O +herbs O +( O +22 O +. O +5 O +% O +) O +used O +either O +garlic B +( O +Allium B +sativum I +) O +or O +ginger B +( O +Zingiber B +officinale I +) O +for O +symptomatic O +relief O +of O +asthma O +, O +Table O +6 O +. O + +Aloes O +( O +Aloe B +vera I +) O +shandileer B +( O +Leonotis B +nepetifolia I +) O +, O +wild O +onion B +( O +Hymenocallis B +tubiflora I +) O +, O +pepper O +( O +Capsicum O +spp O +. O +) O +tulsi B +( O +Ocimum B +gratissimum I +) O +, O +black B +sage I +( O +Cordia B +curassavica I +) O +, O +shadon B +beni I +( O +Eryngium B +foetidium I +) O +, O +lemongrass B +( O +Cymbopogon B +citratus I +) O +and O +nutmeg B +( O +Myristica B +fragrans I +) O +were O +the O +more O +popular O +traditional O +indigenous O +West O +Indian O +medicinal O +plants O +used O +. O + +Two O +patients B +reported O +using O +marijuana O +( O +leaves O +and O +roots O +) O +. O + +Herbs O +of O +European O +and O +North O +American O +origin O +, O +identified O +as O +Echinacea O +( O +Echinacea B +purpurea I +) O +, O +Golden B +Seal I +( O +Hydrastis B +canadensis I +) O +and O +Chamomile B +( O +Matricaria B +chamomilla I +) O +were O +less O +frequently O +used O +. O + +Five O +patients B +reported O +using O +trade O +name O +imported O +tablets O +for O +asthma O +. O + +Effect O +of O +income O +and O +education O +on O +the O +use O +of O +herbs O + +Patients B +using O +easily O +accessible O +herbs O +such O +as O +ginger B +( O +Zingiber B +officinale I +) O +and O +aloes O +( O +Aloe B +vera I +) O +, O +and O +traditional O +indigenous O +medicinal O +herbs O +such O +as O +shandileer B +( O +Leonotis B +nepetifolia I +) O +and O +tulsi B +( O +Ocimum B +gratissimum I +) O +were O +more O +likely O +to O +be O +earning O +less O +than O +US O +$ O +12 O +, O +000 O +, O +Table O +7 O +. O + +Herbs O +of O +European O +or O +North O +American O +origin O +( O +Echinacea B +purpurea I +and O +Matricaria B +chamomilla I +) O +were O +more O +likely O +to O +be O +used O +by O +patients B +earning O +in O +excess O +of O +US O +$ O +12 O +, O +000 O +per O +annum O +. O + +Income O +did O +not O +affect O +the O +use O +of O +either O +garlic B +or O +cocoa O +onion B +. O + +Aloes O +( O +Aloe B +vera I +) O +, O +tulsi B +( O +Ocimum B +gratissimum I +) O +and O +golden O +seal O +were O +preferred O +in O +patients B +with O +at O +least O +twelve O +years O +of O +formal O +education O +, O +Table O +7 O +. O + +Garlic B +and O +Echinacea B +were O +the O +preferred O +herbal O +medicines O +in O +patients B +with O +more O +than O +twelve O +years O +formal O +education O +. O + +Educational O +level O +did O +not O +affect O +the O +patients B +' O +decision O +to O +use O +shandileer B +( O +Leonotis B +nepetifolia I +) O +, O +wild O +onion B +( O +Hymenocallis B +tubiflora I +) O +or O +ginger B +( O +Zingibe B +officinale I +) O +. O + +Discussion O + +This O +is O +the O +first O +study O +of O +its O +kind O +in O +the O +Caribbean O +to O +assess O +the O +use O +of O +medicinal O +herbs O +by O +asthmatic O +patients B +attending O +a O +specialty O +care O +clinic O +. O + +The O +findings O +of O +this O +study O +are O +instructive O +as O +the O +use O +of O +medicinal O +herbs O +for O +self O +- O +medication O +in O +disease O +management O +has O +far O +reaching O +implications O +on O +the O +quality O +of O +healthcare O +delivery O +[ O +14 O +] O +. O + +We O +report O +a O +prevalence O +of O +30 O +. O +4 O +% O +in O +our O +patient B +sample O +, O +which O +is O +significantly O +higher O +than O +that O +in O +the O +UK O +, O +Denmark O +, O +Singapore O +and O +in O +the O +US O +[ O +15 O +- O +18 O +] O +. O + +Most O +patients B +using O +medicinal O +herbs O +relied O +on O +the O +advice O +of O +relatives O +and O +friends O +as O +their O +sole O +source O +of O +information O +, O +as O +were O +caregivers O +of O +children O +in O +a O +US O +study O +[ O +19 O +] O +. O + +We O +suggest O +that O +this O +information O +on O +the O +use O +of O +medicinal O +plants O +could O +have O +come O +from O +traditional O +/ O +cultural O +knowledge O +, O +anecdotal O +evidence O +or O +from O +the O +greater O +public O +awareness O +through O +information O +networks O +such O +as O +the O +internet O +on O +the O +potential O +medicinal O +benefits O +of O +herbs O +. O + +Asthma O +is O +an O +emerging O +chronic O +disease O +in O +the O +Caribbean O +and O +we O +suggest O +that O +the O +traditional O +knowledge O +in O +this O +area O +may O +be O +relatively O +' O +new O +' O +and O +exist O +in O +relation O +to O +other O +diseases O +affecting O +the O +respiratory O +tract O +, O +such O +as O +cough O +, O +the O +common O +cold O +and O +the O +flu O +. O + +This O +may O +be O +one O +of O +the O +reasons O +for O +the O +low O +prevalence O +of O +use O +of O +herbs O +in O +elderly O +asthmatic O +patients B +, O +as O +a O +strong O +traditional O +knowledge O +may O +not O +have O +existed O +. O + +We O +expected O +a O +higher O +prevalence O +of O +herbal O +use O +in O +individuals O +living O +in O +rural O +areas O +as O +these O +districts O +are O +depots O +for O +traditional O +knowledge O +as O +was O +reported O +in O +Jamaica O +where O +rural O +respondents O +used O +a O +larger O +variety O +of O +herbs O +than O +those O +living O +in O +urban O +areas O +[ O +10 O +] O +. O + +As O +suggested O +earlier O +, O +we O +suspect O +that O +due O +to O +the O +recent O +emergence O +of O +asthma O +as O +a O +chronic O +disease O +in O +the O +Caribbean O +it O +is O +reasonable O +to O +expect O +that O +traditional O +knowledge O +in O +the O +management O +of O +this O +disease O +is O +not O +strong O +and O +our O +results O +are O +indicative O +of O +this O +. O + +We O +suspected O +that O +employment O +status O +could O +have O +predicted O +the O +use O +of O +herbs O +, O +however O +, O +this O +was O +not O +the O +case O +in O +our O +study O +sample O +. O + +Unemployed O +patients B +did O +not O +improvise O +more O +in O +their O +use O +of O +herbal O +remedies O +than O +those O +in O +other O +income O +groups O +, O +even O +though O +most O +of O +the O +herbs O +used O +were O +relatively O +common O +, O +readily O +available O +and O +cheap O +. O + +The O +low O +socioeconomic O +status O +of O +the O +majority O +of O +the O +sample O +may O +have O +prohibited O +both O +consultation O +with O +qualified O +herbalists O +and O +the O +purchase O +of O +imported O +, O +processed O +herbs O +that O +would O +have O +incurred O +additional O +out O +- O +of O +- O +pocket O +expense O +to O +the O +patient B +. O + +What O +we O +noted O +was O +that O +there O +was O +no O +difference O +in O +the O +use O +of O +herbs O +across O +the O +income O +ranges O +and O +that O +in O +fact O +, O +patients B +earning O +relatively O +modest O +annual O +incomes O +between O +$ O +US12 O +, O +000 O +and O +$ O +US19 O +, O +999 O +were O +most O +likely O +to O +use O +herbs O +, O +although O +this O +did O +not O +reach O +statistical O +significance O +. O + +Attaining O +a O +higher O +education O +positively O +influence O +the O +decision O +to O +use O +herbs O +. O + +We O +suggest O +that O +in O +the O +absence O +of O +traditional O +knowledge O +regarding O +the O +medicinal O +use O +of O +herbs O +for O +asthma O +, O +a O +higher O +educational O +level O +may O +predispose O +an O +individual O +to O +greater O +access O +to O +general O +knowledge O +, O +especially O +with O +greater O +exposure O +to O +the O +internet O +and O +other O +sources O +of O +information O +, O +and O +this O +could O +be O +a O +factor O +in O +positively O +influencing O +the O +individual O +' O +s O +decision O +to O +use O +medicinal O +herbs O +. O + +The O +availability O +of O +scientific O +evidence O +- O +based O +information O +on O +the O +efficacy O +of O +herbs O +for O +diverse O +healthcare O +problems O +may O +be O +particularly O +significant O +in O +patients B +with O +the O +resources O +to O +avail O +themselves O +to O +such O +information O +, O +particularly O +those O +with O +higher O +educational O +and O +income O +levels O +. O + +This O +is O +particularly O +true O +for O +garlic B +and O +Echinacea B +, O +which O +have O +been O +extensively O +researched O +and O +furthermore O +patients B +with O +higher O +educational O +and O +income O +levels O +would O +be O +more O +likely O +be O +at O +an O +advantage O +to O +access O +information O +via O +literature O +or O +on O +the O +world O +wide O +web O +regarding O +the O +use O +of O +these O +medicinal O +plants O +. O + +Patients B +using O +imported O +, O +processed O +, O +and O +obviously O +more O +expensive O +herbal O +medications O +were O +on O +the O +higher O +end O +of O +the O +socioeconomic O +scale O +and O +were O +more O +likely O +to O +afford O +these O +medications O +. O + +It O +was O +also O +observed O +that O +garlic B +and O +Echinacea B +were O +the O +herbs O +of O +choice O +in O +patients B +with O +higher O +educational O +levels O +. O + +These O +herbs O +have O +a O +long O +tradition O +of O +use O +and O +are O +widely O +researched O +in O +Europe O +and O +North O +America O +. O + +The O +traditional O +use O +and O +strong O +scientific O +evidence O +to O +support O +their O +therapeutic O +efficacy O +could O +be O +important O +factors O +influencing O +the O +patient B +' O +s O +decision O +. O + +It O +has O +been O +suggested O +elsewhere O +that O +patients B +with O +higher O +educational O +levels O +also O +tend O +be O +more O +involved O +in O +the O +management O +of O +their O +health O +; O +they O +tend O +to O +self O +- O +medicate O +or O +even O +suggest O +to O +their O +physicians O +the O +course O +of O +therapy O +. O + +Although O +one O +in O +five O +patients B +using O +medicinal O +herbs O +stated O +that O +" O +conventional O +medicines O +were O +not O +working O +" O +as O +the O +reason O +for O +using O +this O +alternative O +healthcare O +modality O +, O +we O +noted O +that O +asthma O +severity O +does O +not O +affect O +the O +decision O +to O +use O +herbs O +. O + +In O +previous O +studies O +, O +poor O +management O +was O +associated O +with O +non O +- O +compliance O +with O +prescribed O +pharmacotherapy O +and O +poor O +inhaler O +technique O +[ O +5 O +, O +6 O +] O +. O + +The O +backyard O +and O +home O +garden O +were O +major O +sources O +of O +readily O +available O +herbs O +such O +as O +aloes O +, O +shadon B +beni I +and O +lemongrass B +. O + +Wild O +growing O +' O +weeds O +' O +such O +as O +shandileer B +, O +tulsi B +, O +cocoa O +onion B +and O +black B +sage I +were O +also O +identified O +. O + +The O +supermarket O +was O +a O +major O +source O +of O +inexpensive O +common O +medicinal O +herbs O +such O +as O +garlic B +, O +ginger B +and O +nutmeg B +. O + +The O +identification O +of O +these O +medicinal O +herbs O +provides O +an O +opportunity O +to O +investigate O +West O +Indian O +plants O +used O +to O +treat O +asthma O +to O +determine O +whether O +they O +possess O +pharmacological O +properties O +. O + +Scientific O +investigations O +have O +shown O +that O +some O +of O +these O +herbs O +possess O +pharmacological O +and O +anti O +- O +inflammatory O +properties O +, O +and O +these O +may O +be O +useful O +in O +suppressing O +the O +characteristic O +exaggerated O +immune O +response O +in O +asthma O +[ O +20 O +- O +24 O +] O +. O + +Pepper O +and O +bayleaf B +have O +also O +been O +shown O +to O +exhibit O +anti O +- O +inflammatory O +properties O +[ O +[ O +25 O +, O +26 O +] O +27 O +] O +. O + +There O +is O +an O +imperative O +to O +commence O +scientific O +investigations O +on O +traditional O +West O +Indian O +medicinal O +plants O +to O +determine O +their O +therapeutic O +efficacy O +and O +safety O +. O + +The O +survey O +instrument O +specifically O +asked O +questions O +on O +the O +use O +of O +medicinal O +herbs O +in O +asthma O +and O +did O +not O +inquire O +about O +the O +use O +of O +herbs O +as O +customary O +teas O +or O +tonics O +. O + +We O +therefore O +did O +not O +determine O +lifetime O +prevalence O +for O +the O +use O +of O +herbs O +in O +our O +patient B +sample O +, O +but O +we O +suppose O +that O +had O +this O +been O +included O +that O +there O +might O +have O +been O +a O +prevalence O +similar O +to O +those O +reported O +in O +the O +Jamaica O +[ O +10 O +, O +11 O +] O +and O +Trinidad O +[ O +13 O +] O +surveys O +. O + +The O +survey O +was O +also O +limited O +in O +that O +by O +electing O +to O +conduct O +the O +study O +at O +a O +public O +health O +facility O +we O +obviously O +had O +a O +bias O +towards O +patients B +at O +the O +lower O +rung O +of O +the O +socioeconomic O +ladder O +, O +with O +lower O +income O +and O +educational O +status O +. O + +As O +a O +consequence O +, O +the O +results O +reflected O +patients B +from O +this O +demographic O +background O +. O + +We O +may O +have O +expected O +a O +different O +outcome O +in O +asthmatic O +patients B +attending O +private O +institutions O +, O +where O +their O +characteristics O +would O +have O +been O +slightly O +different O +, O +as O +we O +noted O +that O +even O +in O +our O +sample O +the O +small O +number O +of O +persons O +with O +higher O +income O +and O +educational O +status O +tended O +to O +use O +more O +medicinal O +herbs O +for O +symptomatic O +relief O +. O + +We O +did O +not O +assess O +whether O +patients B +informed O +their O +attending O +physician O +at O +the O +clinic O +about O +their O +use O +of O +herbs O +or O +determined O +whether O +the O +knowledge O +or O +attitudes O +of O +these O +physicians O +regarding O +the O +use O +of O +herbs O +influenced O +the O +patients B +' O +decision O +to O +use O +herbs O +. O + +The O +study O +was O +also O +limited O +in O +that O +we O +did O +not O +ascertain O +the O +out O +- O +of O +- O +pocket O +expense O +for O +herbal O +remedies O +by O +patients B +, O +although O +most O +stated O +that O +herbal O +medicines O +( O +which O +we O +supposed O +were O +processed O +, O +imported O +products O +) O +were O +more O +expensive O +than O +conventional O +medicines O +. O + +We O +assumed O +that O +an O +additional O +expense O +would O +have O +only O +been O +incurred O +by O +those O +patients B +purchasing O +processed O +, O +imported O +herbs O +obtained O +from O +a O +herbalist O +, O +herbal O +shop O +or O +pharmacy O +( O +24 O +. O +1 O +% O +) O +and O +who O +actually O +consulted O +a O +herbalist O +( O +10 O +. O +3 O +% O +) O +. O + +We O +also O +reasoned O +that O +since O +all O +the O +other O +herbs O +used O +were O +inexpensive O +and O +available O +from O +either O +the O +backyard O +garden O +or O +supermarket O +( O +58 O +. O +6 O +% O +) O +that O +the O +cost O +to O +patients B +selecting O +these O +remedies O +was O +minimal O +. O + +Conclusions O + +The O +findings O +of O +this O +study O +are O +important O +in O +that O +local O +medicinal O +plants O +in O +Trinidad O +have O +been O +identified O +in O +the O +self O +- O +management O +of O +asthma O +in O +a O +significant O +number O +of O +patients B +attending O +the O +specialty O +clinic O +. O + +These O +identified O +herbs O +can O +now O +be O +targeted O +for O +scientific O +investigation O +to O +determine O +whether O +their O +pharmacological O +efficacy O +will O +assist O +in O +the O +development O +of O +viable O +healthcare O +alternatives O +in O +a O +developing O +country O +. O + +These O +findings O +are O +also O +important O +for O +policymakers O +in O +the O +health O +sector O +who O +are O +given O +the O +mandate O +to O +regulate O +issues O +pertaining O +to O +the O +public O +' O +s O +health O +. O + +We O +are O +also O +becoming O +more O +aware O +of O +the O +potential O +for O +critical O +interplay O +between O +herbs O +and O +drugs O +when O +taken O +concomitantly O +to O +produce O +life O +- O +threatening O +interactions O +. O + +Since O +herbs O +are O +here O +to O +stay O +and O +patients B +will O +continue O +to O +self O +- O +medicate O +with O +increasing O +frequency O +, O +it O +is O +imperative O +that O +healthcare O +providers O +become O +more O +knowledgeable O +on O +this O +modality O +and O +keep O +abreast O +with O +the O +latest O +developments O +in O +herbal O +therapy O +. O + +Competing O +interests O + +The O +author O +( O +s O +) O +declare O +that O +they O +have O +no O +competing O +interests O +. O + +Authors O +' O +contributions O + +YNC O +was O +the O +P O +. O +I O +. O +in O +this O +study O +. O + +He O +was O +responsible O +for O +the O +study O +concept O +, O +development O +of O +methodology O +, O +coordinating O +the O +research O +activities O +, O +analyzing O +the O +data O +, O +and O +writing O +the O +manuscript O +. O + +AFW O +was O +responsible O +for O +data O +input O +and O +analysis O +. O + +DA O +was O +involved O +in O +methodological O +development O +, O +data O +collection O +, O +data O +input O +and O +analysis O +and O +presentation O +at O +regional O +conference O +. O + +RC O +was O +involved O +in O +methodological O +development O +, O +data O +collection O +, O +data O +input O +and O +analysis O +. O + +NW O +was O +involved O +in O +methodological O +development O +, O +data O +collection O +and O +input O +. O + +RM O +was O +involved O +in O +methodological O +development O +, O +data O +collection O +and O +input O +. O + +OS O +was O +involved O +in O +methodological O +development O +, O +data O +collection O +and O +input O +. O + +DW O +was O +involved O +in O +methodological O +development O +, O +data O +collection O +and O +input O +. O + +All O +authors O +read O +and O +approved O +the O +final O +manuscript O +. O + +Pre O +- O +publication O +history O + +The O +pre O +- O +publication O +history O +for O +this O +paper O +can O +be O +accessed O +here O +: O +