id
int64 37.5k
3.5M
| image
unknown | bboxes
sequence | tokens
sequence | ner_tags
sequence |
---|---|---|---|---|
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] | [
"Cell",
"Tissue",
"Res",
"(2012)",
"349:517–525",
"DOI",
"10.1007/s00441-012-1426-4",
"REGULAR",
"ARTICLE",
"Proliferation",
"pattern",
"during",
"rostrum",
"regeneration",
"of",
"the",
"symbiotic",
"flatworm",
"Paracatenula",
"galateia:",
"a",
"pulse-chase-pulse",
"analysis",
"Ulrich",
"Dirks",
"&",
"Harald",
"R.",
"Gruber-Vodicka",
"&",
"Bernhard",
"Egger",
"&",
"Jörg",
"A.",
"Ott",
"Received:",
"22",
"November",
"2011",
"/",
"Accepted:",
"30",
"March",
"2012",
"/",
"Published",
"online:",
"22",
"May",
"2012",
"#",
"The",
"Author(s)",
"2012.",
"This",
"article",
"is",
"published",
"with",
"open",
"access",
"at",
"Springerlink.com",
"Abstract",
"The",
"remarkable",
"totipotent",
"stem-cell-based",
"regener-",
"ation",
"capacities",
"of",
"the",
"Platyhelminthes",
"have",
"brought",
"them",
"into",
"the",
"focus",
"of",
"stem",
"cell",
"and",
"regeneration",
"research.",
"Although",
"selected",
"platyhelminth",
"groups",
"are",
"among",
"the",
"best-studied",
"invertebrates,",
"our",
"data",
"provide",
"new",
"insights",
"into",
"regenerative",
"processes",
"in",
"the",
"most",
"basally",
"branching",
"group",
"of",
"the",
"Platyhel-",
"minthes,",
"the",
"Catenulida.",
"The",
"mouth-",
"and",
"gutless",
"free-living",
"catenulid",
"flatworm",
"Paracatenula",
"galateia",
"harbors",
"intracellular",
"bacterial",
"symbionts",
"in",
"its",
"posterior",
"body",
"region,",
"the",
"tropho-",
"some",
"region,",
"accounting",
"for",
"up",
"to",
"50%",
"of",
"the",
"volume.",
"Follow-",
"ing",
"decapitation",
"of",
"this",
"flatworm,",
"we",
"have",
"analyzed",
"the",
"behavior",
"of",
"the",
"amputated",
"fragments",
"and",
"any",
"anterior",
"and",
"posterior",
"regeneration.",
"Using",
"an",
"EdU-pulse-chase/BrdU-pulse",
"thymidine",
"analog",
"double-labeling",
"approach",
"combined",
"with",
"immunohistochemistry,",
"we",
"show",
"that",
"neoblasts",
"are",
"the",
"main",
"drivers",
"of",
"the",
"regeneration",
"processes.",
"During",
"anterior",
"(rostrum)",
"regeneration,",
"EdU-pulse-chase-labeled",
"cells",
"aggregate",
"inside",
"the",
"regenerating",
"rostrum,",
"whereas",
"BrdU",
"pulse-labeling",
"before",
"fixation",
"indicates",
"clusters",
"of",
"S-phase",
"neoblasts",
"at",
"the",
"same",
"position.",
"In",
"parallel,",
"serotonergic",
"nerves",
"reorganize",
"and",
"the",
"U.",
"Dirks",
"(*)",
":",
"H.",
"R.",
"Gruber-Vodicka",
":",
"J.",
"A.",
"Ott",
"Department",
"of",
"Marine",
"Biology,",
"University",
"of",
"Vienna,",
"Althanstrasse",
"14,",
"1090",
"Vienna,",
"Austria",
"e-mail:",
"Uli.Dirks@gmx.de",
"B.",
"Egger",
"Ultrastructural",
"Research",
"and",
"Evolutionary",
"Biology,",
"Institute",
"of",
"Zoology,",
"University",
"of",
"Innsbruck,",
"Technikerstrasse",
"25,",
"6020",
"Innsbruck,",
"Austria",
"B.",
"Egger",
"Department",
"of",
"Genetics,",
"Evolution",
"and",
"Environment,",
"University",
"College",
"London,",
"Gower",
"Street,",
"Darwin",
"Building,",
"WC1E",
"6BT",
"London,",
"UK",
"brain",
"regenerates.",
"In",
"completely",
"regenerated",
"animals,",
"the",
"orig-",
"inal",
"condition",
"with",
"S-phase",
"neoblasts",
"being",
"restricted",
"to",
"the",
"body",
"region",
"posterior",
"to",
"the",
"brain",
"is",
"restored.",
"In",
"contrast,",
"no",
"posterior",
"regeneration",
"or",
"growth",
"of",
"the",
"trophosome",
"region",
"in",
"anterior",
"fragments",
"cut",
"a",
"short",
"distance",
"posterior",
"to",
"the",
"brain",
"has",
"been",
"observed.",
"Our",
"data",
"thus",
"reveal",
"interesting",
"aspects",
"of",
"the",
"cellular",
"processes",
"underlying",
"the",
"regeneration",
"of",
"the",
"emerging",
"catenulid-bacteria",
"symbiosis",
"model",
"P.",
"galateia",
"and",
"show",
"that",
"a",
"neoblast",
"stem",
"cell",
"system",
"is",
"indeed",
"a",
"plesiomorphic",
"feature",
"of",
"basal",
"platyhelminths.",
"Keywords",
"Morphallaxis",
".",
"Epimorphosis",
".",
"Bacteriocyte",
".",
"Paratomy",
".",
"Blastema",
".",
"Neoblast",
"Introduction",
"From",
"the",
"human",
"point",
"of",
"view,",
"the",
"capability",
"to",
"regenerate",
"lost",
"body",
"parts",
"is",
"a",
"fascinating",
"phenomenon.",
"Indeed,",
"among",
"many",
"invertebrates,",
"regeneration",
"is",
"a",
"common",
"feature,",
"which",
"is,",
"in",
"many",
"cases,",
"also",
"connected",
"with",
"asexual",
"repro-",
"duction.",
"For",
"more",
"than",
"100",
"years,",
"Platyhelminthes",
"have",
"acted",
"as",
"famous",
"model",
"systems",
"for",
"studying",
"the",
"principles",
"underlying",
"the",
"regeneration",
"of",
"lost",
"body",
"parts.",
"Because",
"of",
"their",
"extraordinary",
"regeneration",
"capacity,",
"some",
"flatworms",
"have",
"been",
"called",
"“almost",
"immortal",
"under",
"the",
"edge",
"of",
"the",
"knife”",
"(Dalyell",
"1814).",
"Today,",
"we",
"know",
"of",
"the",
"huge",
"variety",
"of",
"regenerative",
"powers",
"exhibited",
"by",
"the",
"various",
"flatworm",
"taxa",
"and",
"researchers",
"have",
"tried",
"to",
"categorize",
"and",
"to",
"deter-",
"mine",
"a",
"pattern",
"explaining",
"why",
"some",
"species",
"can",
"regenerate",
"lost",
"body",
"parts",
"and",
"others",
"cannot",
"(for",
"a",
"review,",
"see",
"Egger",
"et",
"al.",
"2007).",
"Comparative",
"data",
"suggest",
"a",
"link",
"between",
"asexual",
"reproduction",
"and",
"regenerative",
"capabilities,",
"as",
"these",
"process-",
"es",
"co-occur",
"and",
"show",
"strong",
"parallels",
"in",
"their",
"progression",
"pattern.",
"Therefore,",
"the",
"use",
"of",
"the",
"term",
"“pregeneration”",
"has"
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] | [
"Available",
"online",
"http://breast-cancer-research.com/content/11/3/R42",
"Research",
"article",
"Vol11No3",
"The",
"role",
"of",
"YY1",
"in",
"reduced",
"HP1α",
"gene",
"expression",
"in",
"invasive",
"human",
"breast",
"cancer",
"cells",
"Open",
"Access",
"Jason",
"G",
"Lieberthal,",
"Marissa",
"Kaminsky,",
"Christopher",
"N",
"Parkhurst",
"and",
"Naoko",
"Tanese",
"Department",
"of",
"Microbiology",
"and",
"NYU",
"Cancer",
"Institute,",
"New",
"York",
"University",
"School",
"of",
"Medicine,",
"550",
"First",
"Avenue,",
"New",
"York,",
"NY",
"10016",
"Corresponding",
"author:",
"Naoko",
"Tanese,",
"tanesn01@med.nyu.edu",
"Received:",
"14",
"Oct",
"2008",
"Revisions",
"requested:",
"4",
"Nov",
"2008",
"Revisions",
"received:",
"31",
"May",
"2009",
"Accepted:",
"30",
"Jun",
"2009",
"Published:",
"30",
"Jun",
"2009",
"Breast",
"Cancer",
"Research",
"2009,",
"11:R42",
"(doi:10.1186/bcr2329)",
"This",
"article",
"is",
"online",
"at:",
"http://breast-cancer-research.com/content/11/3/R42",
"©",
"2009",
"Lieberthal",
"et",
"al.;",
"licensee",
"BioMed",
"Central",
"Ltd.",
"This",
"is",
"an",
"open",
"access",
"article",
"distributed",
"under",
"the",
"terms",
"of",
"the",
"Creative",
"Commons",
"Attribution",
"License",
"(http://creativecommons.org/licenses/by/2.0),",
"which",
"permits",
"unrestricted",
"use,",
"distribution,",
"and",
"reproduction",
"in",
"any",
"medium,",
"provided",
"the",
"original",
"work",
"is",
"properly",
"cited.",
"Abstract",
"Introduction",
"Heterochromatin",
"protein",
"1",
"(HP1)",
"associates",
"with",
"chromatin",
"by",
"binding",
"to",
"histone",
"H3",
"and",
"contributes",
"to",
"gene",
"silencing.",
"There",
"are",
"three",
"isoforms",
"of",
"HP1",
"in",
"mammals:",
"HP1α,",
"β,",
"and",
"γ.",
"Studies",
"have",
"shown",
"that",
"the",
"level",
"of",
"HP1α",
"is",
"reduced",
"in",
"invasive",
"human",
"breast",
"cancer",
"cell",
"lines",
"such",
"as",
"MDA-MB-231",
"and",
"HS578T",
"compared",
"with",
"non-invasive",
"cell",
"lines",
"such",
"as",
"MCF7",
"and",
"T47D.",
"It",
"is",
"hypothesized",
"that",
"reduced",
"HP1α",
"expression",
"may",
"lead",
"to",
"impaired",
"epigenetic",
"silencing",
"of",
"genes",
"that",
"are",
"important",
"in",
"the",
"acquisition",
"of",
"an",
"invasive",
"phenotype.",
"We",
"set",
"out",
"to",
"determine",
"whether",
"reduced",
"expression",
"of",
"HP1α",
"in",
"invasive",
"breast",
"cancer",
"cell",
"lines",
"occurs",
"at",
"the",
"level",
"of",
"transcription.",
"Methods",
"We",
"used",
"transient",
"transfection",
"assays",
"to",
"investigate",
"the",
"mechanism",
"of",
"differential",
"transcriptional",
"activity",
"of",
"the",
"human",
"HP1α",
"gene",
"promoter",
"in",
"different",
"cell",
"lines.",
"Mutational",
"analysis",
"of",
"putative",
"transcription",
"factor",
"binding",
"sites",
"in",
"an",
"HP1α",
"gene",
"reporter",
"construct",
"was",
"performed",
"to",
"identify",
"transcription",
"factors",
"responsible",
"for",
"the",
"differential",
"activity.",
"SiRNA-mediated",
"knockdown",
"and",
"chromatin",
"immunoprecipitation",
"experiments",
"Introduction",
"Heterochromatin",
"protein",
"1",
"(HP1)",
"was",
"first",
"identified",
"in",
"Dro-",
"sophila",
"as",
"a",
"non-histone",
"component",
"of",
"chromatin",
"[1].",
"Muta-",
"tions",
"in",
"the",
"HP1",
"gene",
"resulted",
"in",
"suppression",
"of",
"position-",
"effect",
"variegation,",
"a",
"result",
"that",
"implicated",
"HP1",
"in",
"chromatin",
"structure",
"and",
"gene",
"expression",
"[2].",
"Mutation",
"of",
"the",
"gene",
"encoding",
"HP1",
"in",
"Drosophila",
"resulted",
"in",
"larval",
"lethality",
"[3].",
"Examination",
"of",
"HP1",
"mutant",
"embryos",
"revealed",
"defects",
"in",
"chro-",
"mosome",
"segregation",
"and",
"telomere",
"maintenance",
"[4,5].",
"There-",
"fore,",
"HP1",
"is",
"thought",
"to",
"play",
"an",
"essential",
"role",
"in",
"heterochromatin-dependent",
"processes",
"in",
"Drosophila.",
"HP1",
"were",
"performed",
"to",
"determine",
"the",
"role",
"of",
"a",
"specific",
"transcription",
"factor",
"in",
"regulating",
"the",
"HP1α",
"gene.",
"Results",
"The",
"transcription",
"factor",
"yin",
"yang",
"1",
"(YY1)",
"was",
"found",
"to",
"play",
"a",
"role",
"in",
"differential",
"transcriptional",
"activity",
"of",
"the",
"HP1α",
"gene.",
"Examination",
"of",
"the",
"YY1",
"protein",
"and",
"mRNA",
"levels",
"revealed",
"that",
"both",
"were",
"reduced",
"in",
"the",
"invasive",
"cell",
"line",
"HS578T",
"compared",
"with",
"MCF7",
"cells.",
"YY1",
"knockdown",
"in",
"MCF7",
"cells",
"resulted",
"in",
"a",
"decreased",
"level",
"of",
"HP1α",
"mRNA,",
"indicating",
"that",
"YY1",
"positively",
"regulates",
"HP1α",
"expression.",
"Chromatin",
"immunoprecipitation",
"experiments",
"verified",
"YY1",
"occupancy",
"at",
"the",
"HP1α",
"gene",
"promoter",
"in",
"MCF7",
"cells",
"but",
"not",
"HS578T",
"cells.",
"Overexpression",
"of",
"YY1",
"in",
"HS578T",
"cells",
"decreased",
"cell",
"migration",
"in",
"a",
"manner",
"independent",
"of",
"HP1α",
"overexpression.",
"Conclusions",
"Our",
"data",
"suggests",
"that",
"a",
"reduction",
"of",
"YY1",
"expression",
"in",
"breast",
"cancer",
"cells",
"could",
"contribute",
"to",
"the",
"acquisition",
"of",
"an",
"invasive",
"phenotype",
"through",
"increased",
"cell",
"migration",
"as",
"well",
"as",
"by",
"reduced",
"expression",
"of",
"HP1α.",
"can",
"also",
"be",
"found",
"in",
"certain",
"euchromatic",
"loci,",
"implying",
"its",
"role",
"in",
"euchromatic",
"regions",
"[6,7].",
"HP1",
"homologues",
"have",
"been",
"identified",
"in",
"a",
"variety",
"of",
"organ-",
"isms",
"including",
"yeast,",
"nematodes,",
"insects,",
"chickens,",
"frogs,",
"and",
"mammals",
"[8].",
"There",
"are",
"three",
"HP1",
"isoforms",
"in",
"mammals:",
"HP1α,",
"β",
"and",
"γ",
"[9,10].",
"Each",
"HP1",
"isoform",
"has",
"a",
"different",
"chro-",
"mosomal",
"distribution.",
"HP1α",
"is",
"located",
"mainly",
"in",
"heterochro-",
"matic",
"regions,",
"HP1β",
"is",
"found",
"in",
"both",
"heterochromatic",
"and",
"euchromatic",
"regions,",
"and",
"HP1γ",
"is",
"located",
"almost",
"exclusively",
"in",
"euchromatic",
"regions",
"[11-13].",
"The",
"localization",
"of",
"HP1",
"isoforms",
"to",
"different",
"regions",
"of",
"chromatin",
"implies",
"that",
"each",
"isoform",
"BSA:",
"bovine",
"serum",
"albumin;",
"CD:",
"chromodomain;",
"ChIP:",
"chromatin",
"immunoprecipitation;",
"CSD:",
"chromoshadow",
"domain;",
"DMEM:",
"Dulbecco's",
"Modified",
"Eagle",
"Medium;",
"HNRPA1:",
"heterogeneous",
"nuclear",
"ribonucleoprotein",
"A1;",
"HP1:",
"heterochromatin",
"protein",
"1;",
"NRF-1:",
"nuclear",
"respiratory",
"factor-1;",
"PBS:",
"phosphate-buffered",
"saline;",
"RT-PCR:",
"reverse",
"transcription",
"polymerase",
"chain",
"reaction;",
"YY1:",
"ying",
"yang",
"1.",
"Page",
"1",
"of",
"11",
"(page",
"number",
"not",
"for",
"citation",
"purposes)"
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] | [
"Available",
"online",
"http://arthritis-research.com/content/11/3/114",
"Editorial",
"Stress",
"of",
"different",
"types",
"increases",
"the",
"proinflammatory",
"load",
"in",
"rheumatoid",
"arthritis",
"Rainer",
"H",
"Straub1",
"and",
"Joachim",
"R",
"Kalden2",
"1Laboratory",
"of",
"Experimental",
"Rheumatology",
"and",
"Neuroendocrino-Immunology,",
"Division",
"of",
"Rheumatology,",
"Department",
"of",
"Internal",
"Medicine",
"I,",
"University",
"Hospital,",
"93042",
"Regensburg,",
"Germany",
"2Department",
"of",
"Medicine",
"3,",
"University",
"of",
"Erlangen–Nuremberg,",
"Nikolaus-Fiebiger-Center,",
"91054",
"Erlangen,",
"Germany",
"Corresponding",
"author:",
"Rainer",
"H",
"Straub,",
"rainer.straub@klinik.uni-regensburg.de",
"Published:",
"17",
"June",
"2009",
"This",
"article",
"is",
"online",
"at",
"http://arthritis-research.com/content/11/3/114",
"©",
"2009",
"BioMed",
"Central",
"Ltd",
"See",
"related",
"research",
"by",
"Edwards",
"et",
"al.,",
"http://arthritis-research.com/content/11/3/R61",
"Arthritis",
"Research",
"&",
"Therapy",
"2009,",
"11:114",
"(doi:10.1186/ar2712)",
"Abstract",
"Stress",
"in",
"patients",
"with",
"chronic",
"inflammatory",
"diseases",
"such",
"as",
"rheumatoid",
"arthritis",
"(RA)",
"stimulates",
"proinflammatory",
"mechanisms",
"due",
"to",
"the",
"defect",
"of",
"stress",
"response",
"systems",
"(for",
"example,",
"the",
"sympathetic",
"nervous",
"system",
"and",
"the",
"hypothalamic–pituitary–",
"adrenal",
"axis).",
"Among",
"other",
"mechanisms,",
"the",
"loss",
"of",
"sympathetic",
"nerve",
"fibers",
"in",
"inflamed",
"tissue",
"and",
"inadequate",
"cortisol",
"secretion",
"in",
"relation",
"to",
"inflammation",
"lead",
"to",
"an",
"enhanced",
"proinflammatory",
"load",
"in",
"RA.",
"Stress",
"and",
"the",
"subsequent",
"stimulation",
"of",
"inflammation",
"(systemic",
"and",
"local)",
"lead",
"to",
"increased",
"sensitization",
"of",
"pain",
"and",
"further",
"defects",
"of",
"stress",
"response",
"systems",
"(vicious",
"cycle",
"of",
"stress,",
"pain,",
"and",
"inflammation).",
"In",
"1937",
"Hans",
"Selye",
"called",
"the",
"activation",
"of",
"stress",
"systems",
"an",
"‘alarm",
"reaction’,",
"which",
"is",
"the",
"reaction",
"of",
"an",
"organism",
"‘when",
"first",
"confronted",
"with",
"a",
"stimulus",
"to",
"which",
"it",
"is",
"quantitatively",
"or",
"qualitatively",
"not",
"adapted’.",
"Until",
"the",
"beginning",
"of",
"the",
"1980s,",
"the",
"stress",
"systems",
"including",
"the",
"sympathetic",
"nervous",
"system",
"(SNS)",
"and",
"the",
"hypothalamic–pituitary–adrenal",
"axis",
"were",
"thought",
"to",
"play",
"a",
"proinflammatory",
"role",
"by",
"supporting",
"the",
"immune",
"response.",
"This",
"view",
"was",
"markedly",
"changed",
"in",
"the",
"years",
"thereafter,",
"when",
"targeted",
"experiments",
"with",
"specific",
"immune",
"cells",
"involving",
"hormones",
"of",
"the",
"SNS",
"and",
"hypo-",
"thalamic–pituitary–adrenal",
"axis",
"were",
"carried",
"out",
"using",
"cell",
"culture.",
"These",
"results",
"demonstrated",
"that",
"noradrenaline",
"(via",
"β2-adrenoceptors",
"at",
"10–6",
"M)",
"and",
"cortisol",
"(via",
"glucocorticoid",
"receptor",
"α)",
"exert",
"many",
"anti-inflammatory",
"effects.",
"Today",
"we",
"know",
"that",
"both",
"proinflammatory",
"and",
"anti-inflammatory",
"effects",
"can",
"appear",
"under",
"stressful",
"conditions,",
"which",
"depend",
"on",
"the",
"duration",
"of",
"the",
"stress,",
"the",
"intensity",
"of",
"stress,",
"the",
"perception",
"of",
"stress",
"(whether",
"positive",
"or",
"negative),",
"the",
"environmental",
"milieu",
"within",
"the",
"body",
"of",
"the",
"stressed",
"person",
"(whether",
"acutely",
"ill",
"or",
"chronically",
"ill),",
"and",
"the",
"time",
"point",
"of",
"stress",
"in",
"relation",
"to",
"the",
"outbreak",
"of",
"a",
"chronic",
"inflammatory",
"disease",
"(whether",
"before",
"outbreak",
"or",
"in",
"later",
"phases",
"of",
"the",
"symptomatic",
"disease).",
"Knowledge",
"in",
"the",
"stress",
"field",
"steadily",
"increases,",
"and",
"today",
"we",
"can",
"say",
"that",
"patients",
"with",
"chronic",
"inflammatory",
"diseases",
"such",
"as",
"rheumatoid",
"arthritis",
"(RA)",
"show",
"abnormal",
"stress",
"responses",
"leading",
"to",
"proinflammatory",
"consequences.",
"Stress",
"can",
"be",
"induced",
"by",
"pain",
"tests,",
"which",
"was",
"recently",
"demonstrated",
"by",
"Edwards",
"and",
"colleagues",
"[1].",
"In",
"this",
"study",
"the",
"authors",
"used",
"several",
"pain",
"tests,",
"such",
"as",
"the",
"pressure",
"pain",
"threshold,",
"the",
"heat",
"pain",
"threshold,",
"and",
"the",
"cold",
"pressor",
"task.",
"The",
"patients",
"with",
"RA,",
"compared",
"with",
"healthy",
"control",
"individuals,",
"had",
"lower",
"mechanical",
"pain",
"thresholds,",
"lower",
"heat",
"pain",
"thresholds,",
"and",
"lower",
"cold",
"pain",
"tolerance,",
"all",
"of",
"which",
"are",
"expected",
"in",
"a",
"situation",
"with",
"peripheral",
"sensitization",
"to",
"noxious",
"stimuli",
"[2].",
"Indeed,",
"peripheral",
"sensitization",
"has",
"been",
"demonstrated",
"several",
"times",
"in",
"RA",
"patients",
"[2].",
"The",
"important",
"and",
"original",
"aspect",
"of",
"the",
"work",
"of",
"Edwards",
"and",
"colleagues",
"is",
"the",
"fact",
"that",
"pain",
"testing",
"increased",
"serum",
"levels",
"of",
"TNF,",
"which",
"was",
"not",
"demonstrated",
"in",
"healthy",
"control",
"individuals.",
"The",
"increase",
"was",
"slow",
"over",
"the",
"entire",
"observation",
"time",
"without",
"decline.",
"A",
"similar",
"trend",
"was",
"observed",
"for",
"serum",
"IL-6",
"[1].",
"This",
"effect",
"is",
"interpreted",
"as",
"an",
"unwanted",
"deleterious",
"effect",
"that",
"can",
"shape",
"the",
"long-term",
"symptomatology",
"in",
"RA.",
"Edwards",
"and",
"colleagues’",
"paper",
"adds",
"nicely",
"to",
"existing",
"literature",
"where,",
"after",
"stress",
"testing,",
"other",
"groups",
"demon-",
"strated",
"a",
"very",
"similar",
"effect",
"on",
"serum",
"or",
"supernatant",
"levels",
"(in",
"cell",
"culture",
"experiments)",
"of",
"proinflammatory",
"cytokines",
"(Table",
"1).",
"Since",
"stress",
"in",
"healthy",
"subjects",
"can",
"lead",
"to",
"an",
"increase",
"of",
"serum",
"cytokines",
"[3],",
"a",
"comparison",
"of",
"patients",
"with",
"RA",
"and",
"healthy",
"control",
"individuals",
"is",
"mandatory.",
"The",
"important",
"aspect",
"in",
"the",
"studies",
"demonstrated",
"in",
"Table",
"1",
"is",
"the",
"fact",
"that",
"respective",
"control",
"groups",
"did",
"not",
"show",
"a",
"similar",
"increase",
"of",
"inflammation",
"markers.",
"Form",
"this",
"point",
"of",
"view,",
"the",
"IL",
"=",
"interleukin;",
"RA",
"=",
"rheumatoid",
"arthritis;",
"SNS",
"=",
"sympathetic",
"nervous",
"system;",
"TNF",
"=",
"tumor",
"necrosis",
"factor.",
"Page",
"1",
"of",
"2",
"(page",
"number",
"not",
"for",
"citation",
"purposes)"
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] | [
"Evidence",
"for",
"a",
"Developmental",
"Role",
"for",
"TLR4",
"in",
"Learning",
"and",
"Memory",
"Eitan",
"Okun1*,",
"Boaz",
"Barak2,",
"Ravit",
"Saada-Madar1,",
"Sarah",
"M.",
"Rothman3,",
"Kathleen",
"J.",
"Griffioen3,",
"Nicholas",
"Roberts3,",
"Kamilah",
"Castro3,",
"Mohamed",
"R.",
"Mughal3,",
"Mario",
"A.",
"Pita3,",
"Alexis",
"M.",
"Stranahan4,",
"Thiruma",
"V.",
"Arumugam5,",
"Mark",
"P.",
"Mattson3,6",
"1",
"The",
"Mina",
"and",
"Everard",
"Goodman",
"Faculty",
"of",
"Life",
"Sciences,",
"The",
"Leslie",
"and",
"Susan",
"Gonda",
"Multidisciplinary",
"Brain",
"Research",
"Center,",
"Bar-Ilan",
"University,",
"Ramat",
"Gan,",
"Israel,",
"2",
"Department",
"of",
"Neurobiology,",
"Life",
"Sciences",
"Faculty",
"and",
"the",
"Sagol",
"School",
"of",
"Neuroscience,",
"Tel",
"Aviv",
"University,",
"Tel",
"Aviv,",
"Israel,",
"3",
"Laboratory",
"of",
"Neurosciences,",
"National",
"Institute",
"on",
"Aging",
"Intramural",
"Research",
"Program,",
"Baltimore,",
"Maryland,",
"United",
"States",
"of",
"America,",
"4",
"Department",
"of",
"Physiology,",
"Georgia",
"Health",
"Sciences",
"University,",
"Augusta,",
"Georgia,",
"United",
"States",
"of",
"America,",
"5",
"School",
"of",
"Biomedical",
"Sciences,",
"The",
"University",
"of",
"Queensland,",
"Queensland,",
"Australia,",
"6",
"Department",
"of",
"Neuroscience,",
"Johns",
"Hopkins",
"University",
"School",
"of",
"Medicine,",
"Baltimore,",
"Maryland,",
"United",
"States",
"of",
"America",
"Abstract",
"Toll-like",
"receptors",
"(TLRs)",
"play",
"essential",
"roles",
"in",
"innate",
"immunity",
"and",
"increasing",
"evidence",
"indicates",
"that",
"these",
"receptors",
"are",
"expressed",
"in",
"neurons,",
"astrocytes",
"and",
"microglia",
"in",
"the",
"brain",
"where",
"they",
"mediate",
"responses",
"to",
"infection,",
"stress",
"and",
"injury.",
"Very",
"little",
"is",
"known",
"about",
"the",
"roles",
"of",
"TLRs",
"in",
"cognition.",
"To",
"test",
"the",
"hypothesis",
"that",
"TLR4",
"has",
"a",
"role",
"in",
"hippocampus-",
"dependent",
"spatial",
"learning",
"and",
"memory,",
"we",
"used",
"mice",
"deficient",
"for",
"TLR4",
"and",
"mice",
"receiving",
"chronic",
"TLR4",
"antagonist",
"infusion",
"to",
"the",
"lateral",
"ventricles",
"in",
"the",
"brain.",
"We",
"found",
"that",
"developmental",
"TLR4",
"deficiency",
"enhances",
"spatial",
"reference",
"memory",
"acquisition",
"and",
"memory",
"retention,",
"impairs",
"contextual",
"fear-learning",
"and",
"enhances",
"motor",
"functions,",
"traits",
"that",
"were",
"correlated",
"with",
"CREB",
"up-regulation",
"in",
"the",
"hippocampus.",
"TLR4",
"antagonist",
"infusion",
"into",
"the",
"cerebral",
"ventricles",
"of",
"adult",
"mice",
"did",
"not",
"affect",
"cognitive",
"behavior,",
"but",
"instead",
"affected",
"anxiety",
"responses.",
"Our",
"findings",
"indicate",
"a",
"developmental",
"role",
"for",
"TLR4",
"in",
"shaping",
"spatial",
"reference",
"memory,",
"and",
"fear",
"learning",
"and",
"memory.",
"Moreover,",
"we",
"show",
"that",
"central",
"TLR4",
"inhibition",
"using",
"a",
"TLR4",
"antagonist",
"has",
"no",
"discernible",
"physiological",
"role",
"in",
"regulating",
"spatial",
"and",
"contextual",
"hippocampus-dependent",
"cognitive",
"behavior.",
"Citation:",
"Okun",
"E,",
"Barak",
"B,",
"Saada-Madar",
"R,",
"Rothman",
"SM,",
"Griffioen",
"KJ,",
"et",
"al.",
"(2012)",
"Evidence",
"for",
"a",
"Developmental",
"Role",
"for",
"TLR4",
"in",
"Learning",
"and",
"Memory.",
"PLoS",
"ONE",
"7(10):",
"e47522.",
"doi:10.1371/journal.pone.0047522",
"Editor:",
"Lena",
"Alexopoulou,",
"Centre",
"d’Immunologie",
"de",
"Marseille-Luminy,",
"CNRS-Inserm,",
"France",
"Received",
"May",
"9,",
"2012;",
"Accepted",
"September",
"12,",
"2012;",
"Published",
"October",
"11,",
"2012",
"This",
"is",
"an",
"open-access",
"article,",
"free",
"of",
"all",
"copyright,",
"and",
"may",
"be",
"freely",
"reproduced,",
"distributed,",
"transmitted,",
"modified,",
"built",
"upon,",
"or",
"otherwise",
"used",
"by",
"anyone",
"for",
"any",
"lawful",
"purpose.",
"The",
"work",
"is",
"made",
"available",
"under",
"the",
"Creative",
"Commons",
"CC0",
"public",
"domain",
"dedication.",
"Funding:",
"This",
"study",
"was",
"supported",
"in",
"part",
"by",
"the",
"Intramural",
"Research",
"Program",
"of",
"the",
"National",
"Institute",
"on",
"Aging",
"and",
"in",
"part",
"by",
"the",
"Gonda",
"Multidisciplinary",
"Center",
"for",
"Brain",
"Research",
"and",
"the",
"Mina",
"and",
"Everard",
"Goodman",
"Faculty",
"of",
"Life",
"Sciences,",
"Bar",
"Ilan",
"University.",
"No",
"additional",
"external",
"funding",
"was",
"received",
"for",
"this",
"study.",
"The",
"funders",
"had",
"no",
"role",
"in",
"study",
"design,",
"data",
"collection",
"and",
"analysis,",
"decision",
"to",
"publish,",
"or",
"preparation",
"of",
"the",
"manuscript.",
"Competing",
"Interests:",
"The",
"authors",
"have",
"declared",
"that",
"no",
"competing",
"interests",
"exist.",
"*",
"E-mail:",
"eitan.okun@biu.ac.il",
"Introduction",
"Toll",
"like",
"receptors",
"(TLRs)",
"are",
"type-I",
"trans-membrane",
"receptors",
"that",
"are",
"best",
"known",
"as",
"sensors",
"of",
"microbe-associated",
"molecular",
"patterns",
"(MAMPs)",
"by",
"cells",
"of",
"the",
"innate",
"immune",
"system",
"[1].",
"In",
"addition,",
"TLRs",
"recognize",
"damage-associated",
"molecular",
"patterns",
"(DAMPs),",
"also",
"termed",
"‘endogenous",
"ligands’,",
"generated",
"in",
"response",
"to",
"traumatic",
"tissue",
"injury",
"or",
"as",
"a",
"by-product",
"of",
"inflammation",
"[2].",
"Binding",
"of",
"MAMPs",
"or",
"DAMPs",
"to",
"TLRs",
"typically",
"activates",
"signaling",
"cascades",
"that",
"result",
"in",
"production",
"of",
"inflammatory",
"cytokines/chemokines",
"by",
"effector",
"cells,",
"and",
"may",
"also",
"stimulate",
"a",
"peripheral",
"immune",
"response",
"[3].",
"TLR4,",
"a",
"widely",
"studied",
"TLR,",
"is",
"activated",
"by",
"bacterial",
"lipopolysaccharide",
"(LPS),",
"a",
"constituent",
"of",
"the",
"outer",
"membrane",
"of",
"gram-negative",
"bacteria.",
"Central",
"activation",
"of",
"TLR4",
"by",
"LPS",
"has",
"been",
"thoroughly",
"studied",
"and",
"was",
"shown",
"to",
"reduce",
"hippocampal",
"pyramidal",
"neuron",
"dendrite",
"length",
"and",
"to",
"impair",
"hippocampal-dependent",
"spatial",
"reference",
"memory",
"in",
"an",
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"manner",
"implying",
"a",
"neuroinflammatory",
"role",
"for",
"TLR4",
"following",
"activation",
"with",
"bacterial-derived",
"ligands",
"[4,5].",
"Increasing",
"evidence",
"indicates",
"that",
"TLRs",
"located",
"in",
"the",
"central",
"nervous",
"system",
"are",
"involved",
"in",
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"and",
"adult",
"neuroplasticity",
"even",
"in",
"the",
"absence",
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"agents",
"or",
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"damage",
"[6].",
"TLR3",
"for",
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"is",
"a",
"negative",
"regulator",
"of",
"embryonic",
"neural",
"progenitor",
"cell",
"(NPC)",
"proliferation",
"[7].",
"TLR2",
"and",
"TLR4",
"are",
"expressed",
"in",
"adult",
"NPCs",
"[8]",
"and",
"have",
"distinct",
"and",
"opposing",
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"in",
"NPC",
"proliferation",
"and",
"differentiation;",
"TLR2",
"deficiency",
"impairs",
"hippocampal",
"neurogen-",
"esis,",
"whereas",
"TLR4",
"deficiency",
"enhances",
"proliferation",
"and",
"neuronal",
"differentiation",
"[8].",
"Further,",
"TLRs",
"2,",
"3",
"and",
"4",
"are",
"expressed",
"in",
"hippocampal",
"neurons",
"[9],",
"and",
"we",
"showed",
"recently",
"that",
"TLR3-deficient",
"mice",
"exhibit",
"enhanced",
"hippocampus-de-",
"pendent",
"working",
"(but",
"not",
"reference)",
"memory,",
"coupled",
"with",
"extended",
"retention",
"of",
"spatial",
"reference",
"memory",
"[10].",
"In",
"contrast,",
"TLR3-deficient",
"mice",
"demonstrate",
"impaired",
"amygdala-",
"and",
"anxiety-related",
"behavior",
"[10].",
"Because",
"TLR3",
"is",
"involved",
"in",
"neurogenesis,",
"NPC",
"proliferation",
"and",
"cognitive",
"learning",
"and",
"memory,",
"we",
"sought",
"to",
"determine",
"the",
"involvement",
"of",
"TLR4",
"in",
"these",
"processes.",
"The",
"hippocampus,",
"which",
"possesses",
"a",
"well-defined",
"neuroanato-",
"my,",
"is",
"involved",
"in",
"various",
"types",
"of",
"learning,",
"which",
"are",
"governed",
"by",
"different",
"strategies",
"[11,12].",
"While",
"TLR4",
"is",
"involved",
"in",
"CNS",
"plasticity",
"processes",
"such",
"as",
"NPC",
"proliferation,",
"the",
"impact",
"of",
"TLR4s",
"on",
"various",
"aspects",
"of",
"hippocampus-dependent",
"learning",
"PLOS",
"ONE",
"|",
"www.plosone.org",
"1",
"October",
"2012",
"|",
"Volume",
"7",
"|",
"Issue",
"10",
"|",
"e47522"
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] | [
"Scandinavian",
"Journal",
"of",
"Trauma,",
"Resuscitation",
"and",
"Emergency",
"Medicine",
"Case",
"report",
"Blunt",
"traumatic",
"pericardial",
"rupture",
"and",
"cardiac",
"herniation",
"with",
"a",
"penetrating",
"twist:",
"two",
"case",
"reports",
"Peter",
"B",
"Sherren*,",
"Robert",
"Galloway",
"and",
"Marie",
"Healy",
"BioMed",
"Central",
"Open",
"Access",
"Address:",
"Department",
"of",
"Anaesthesia",
"and",
"Intensive",
"care,",
"The",
"Royal",
"London",
"Hospital,",
"Whitechapel,",
"E1",
"1BB,",
"UK",
"Email:",
"Peter",
"B",
"Sherren*",
"-",
"Petersherren@gmail.com;",
"Robert",
"Galloway",
"-",
"drrobgalloway@gmail.com;",
"Marie",
"Healy",
"-",
"marie.healy@bartsandthelondon.nhs.uk",
"*",
"Corresponding",
"author",
"Published:",
"15",
"December",
"2009",
"Scandinavian",
"Journal",
"of",
"Trauma,",
"Resuscitation",
"and",
"Emergency",
"Medicine",
"2009,",
"17:64",
"doi:10.1186/1757-7241-",
"Accepted:",
"15",
"December",
"2009",
"17-64",
"Received:",
"9",
"November",
"2009",
"This",
"article",
"is",
"available",
"from:",
"http://www.sjtrem.com/content/17/1/64",
"©",
"2009",
"Sherren",
"et",
"al;",
"licensee",
"BioMed",
"Central",
"Ltd.",
"This",
"is",
"an",
"Open",
"Access",
"article",
"distributed",
"under",
"the",
"terms",
"of",
"the",
"Creative",
"Commons",
"Attribution",
"License",
"(http://creativecommons.org/licenses/by/2.0),",
"which",
"permits",
"unrestricted",
"use,",
"distribution,",
"and",
"reproduction",
"in",
"any",
"medium,",
"provided",
"the",
"original",
"work",
"is",
"properly",
"cited.",
"Abstract",
"Background:",
"Blunt",
"Traumatic",
"Pericardial",
"Rupture",
"(BTPR)",
"with",
"resulting",
"cardiac",
"herniation",
"following",
"chest",
"trauma",
"is",
"an",
"unusual",
"and",
"often",
"fatal",
"condition.",
"Although",
"there",
"has",
"been",
"a",
"multitude",
"of",
"case",
"reports",
"of",
"this",
"condition",
"in",
"past",
"literature,",
"the",
"recurring",
"theme",
"is",
"that",
"of",
"a",
"missed",
"injury.",
"Its",
"occurrence",
"in",
"severe",
"blunt",
"trauma",
"is",
"in",
"the",
"order",
"of",
"0.4%.",
"It",
"is",
"an",
"injury",
"that",
"frequently",
"results",
"in",
"pre/early",
"hospital",
"death",
"and",
"diagnosis",
"at",
"autopsy,",
"probably",
"owing",
"to",
"a",
"combination",
"of",
"diagnostic",
"difficulties,",
"lack",
"of",
"familiarity",
"and",
"associated",
"polytrauma.",
"Of",
"the",
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"who",
"survive",
"to",
"hospital",
"attendance,",
"the",
"mortality",
"rate",
"is",
"in",
"the",
"order",
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"57-64%.",
"Methods:",
"We",
"present",
"two",
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"of",
"BTPR",
"and",
"cardiac",
"herniation,",
"one",
"with",
"a",
"delayed",
"penetrating",
"cardiac",
"injury",
"secondary",
"to",
"rib",
"fractures.",
"With",
"these",
"two",
"cases",
"and",
"literature",
"review,",
"we",
"hope",
"to",
"provide",
"a",
"greater",
"awareness",
"of",
"this",
"injury",
"Conclusion:",
"BTPR",
"and",
"cardiac",
"herniation",
"is",
"a",
"complex",
"and",
"often",
"fatal",
"injury",
"that",
"usually",
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"under",
"the",
"umbrella",
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"Clinicians",
"must",
"maintain",
"a",
"high",
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"BTPR",
"but,",
"even",
"then,",
"the",
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"with",
"difficulty.",
"In",
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"patients",
"should",
"be",
"considered",
"high",
"risk",
"for",
"BTPR",
"when",
"presenting",
"with:",
"Cardiovascular",
"instability",
"with",
"no",
"obvious",
"cause",
"Prominent",
"or",
"displaced",
"cardiac",
"silhouette",
"and",
"asymmetrical",
"large",
"volume",
"pneumopericardium",
"Potentially,",
"with",
"increasing",
"awareness",
"of",
"the",
"injury",
"and",
"improved",
"use",
"and",
"availability",
"of",
"imaging",
"modalities,",
"the",
"survival",
"rates",
"will",
"improve",
"and",
"cardiac",
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"could",
"even",
"be",
"considered",
"the",
"5th",
"H",
"of",
"reversible",
"causes",
"of",
"blunt",
"traumatic",
"PEA",
"arrest.",
"Background",
"Cardiac",
"herniation",
"is",
"a",
"significant",
"and",
"potentially",
"fatal",
"complication",
"of",
"BTPR.",
"This",
"is",
"by",
"no",
"means",
"a",
"new",
"problem",
"[1,2]",
"and",
"its",
"occurrence",
"in",
"severe",
"blunt",
"trauma",
"is",
"in",
"the",
"order",
"of",
"0.4%",
"[3,4].",
"Despite",
"literature",
"experience",
"dating",
"back",
"to",
"1864",
"[5],",
"it",
"is",
"an",
"injury",
"that",
"frequently",
"results",
"in",
"pre/early",
"hospital",
"death",
"and",
"diagnosis",
"at",
"autopsy,",
"proba-",
"bly",
"owing",
"to",
"a",
"combination",
"of",
"diagnostic",
"difficulties,",
"lack",
"of",
"familiarity",
"and",
"associated",
"polytrauma",
"[3,6].",
"Of",
"those",
"who",
"make",
"it",
"to",
"hospital,",
"and",
"are",
"later",
"diagnosed",
"with",
"Page",
"1",
"of",
"7",
"(page",
"number",
"not",
"for",
"citation",
"purposes)"
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156,
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249,
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268,
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290,
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333,
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356,
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378,
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437,
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445,
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447,
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691,
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721,
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730,
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732,
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437,
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] | [
"Heart",
"Rate",
"Variability",
"Characteristics",
"in",
"Sedentary",
"Postmenopausal",
"Women",
"Following",
"Six",
"Months",
"of",
"Exercise",
"Training:",
"The",
"DREW",
"Study",
"Conrad",
"P.",
"Earnest1*,",
"Carl",
"J.",
"Lavie2,",
"Steven",
"N.",
"Blair3,4,",
"Timothy",
"S.",
"Church1",
"1",
"Pennington",
"Biomedical",
"Research",
"Center,",
"Louisiana",
"State",
"University",
"System,",
"Baton",
"Rouge,",
"Louisiana,",
"United",
"States",
"of",
"America,",
"2",
"Department",
"of",
"Cardiology,",
"Ochsner",
"Health",
"System,",
"New",
"Orleans,",
"Louisiana,",
"United",
"States",
"of",
"America,",
"3",
"Department",
"of",
"Exercise",
"Science,",
"Arnold",
"School",
"of",
"Public",
"Health,",
"University",
"of",
"South",
"Carolina,",
"Columbia,",
"South",
"Carolina,",
"United",
"States",
"of",
"America,",
"4",
"The",
"University",
"of",
"North",
"Texas,",
"Denton,",
"Texas,",
"United",
"States",
"of",
"America",
"Abstract",
"Background:",
"Decreased",
"heart",
"rate",
"variability",
"(HRV)",
"is",
"associated",
"with",
"a",
"higher",
"risk",
"of",
"mortality.",
"Overall,",
"postmenopausal",
"women",
"have",
"lower",
"levels",
"of",
"HRV",
"than",
"premenopausal",
"women,",
"which",
"may",
"be",
"additionally",
"complicated",
"by",
"lifestyle",
"related",
"behaviors",
"such",
"as",
"physical",
"inactivity",
"and",
"obesity.",
"Though",
"cardiorespiratory",
"exercise",
"training",
"increases",
"HRV,",
"little",
"is",
"known",
"regarding",
"the",
"exercise",
"dose",
"necessary",
"to",
"promote",
"this",
"improvement.",
"Methodology/Principal",
"Findings:",
"Our",
"primary",
"aim",
"was",
"to",
"measure",
"HRV",
"in",
"post-menopausal",
"women",
"following",
"6-months",
"of",
"exercise",
"training.",
"We",
"examined",
"supine",
"resting",
"HRV",
"in",
"373",
"post-menopausal",
"women",
"(45–75",
"y)",
"after",
"6-months",
"of",
"randomly",
"assigned",
"and",
"double-blinded",
"administered",
"exercise",
"training",
"exercise",
"training",
"at",
"50%,",
"100%",
"and",
"150%",
"of",
"the",
"NIH",
"Consensus",
"Development",
"Panel’s",
"recommended",
"minimal",
"physical",
"activity",
"level.",
"This",
"corresponded",
"to",
"4,",
"8,",
"or",
"12",
"kcal/kg",
"per",
"week",
"(KKW)",
"of",
"energy",
"expenditure.",
"At",
"baseline,",
"we",
"observed",
"no",
"significant",
"differences",
"in",
"HRV",
"or",
"hormone",
"replacement",
"use",
"between",
"treatment",
"groups.",
"However,",
"we",
"did",
"observe",
"that",
"Caucasian",
"women",
"and",
"those",
"taking",
"antidepressant",
"medications",
"had",
"lower",
"levels",
"of",
"baseline",
"HRV.",
"After",
"6-months",
"of",
"exercise",
"intervention,",
"we",
"observed",
"a",
"dose",
"dependent",
"increase",
"in",
"all",
"parasympathetically",
"derived",
"time",
"and",
"frequency",
"domain",
"measurements",
"across",
"exercise",
"groups",
"after",
"adjustment",
"for",
"age,",
"ethnicity,",
"antidepressants,",
"and",
"baseline",
"rMSSD",
"(all,",
"P,0.001).",
"For",
"example,",
"the",
"parasympathetic",
"index",
"rMSSD",
"was",
"greater",
"than",
"control",
"(23.1961.0)",
"for",
"the",
"4-KKW",
"(25.9860.8;",
"P",
"=",
"0.14),",
"8-KKW",
"(27.6661.0;",
"P,0.05),",
"and",
"12-KKW",
"(27.4060.0;",
"P,0.05)",
"groups",
"at",
"follow-up.",
"Conclusions/Significance:",
"Moderate",
"intensity",
"exercise",
"training",
"exercise",
"is",
"sufficient",
"to",
"improve",
"HRV",
"in",
"previously",
"sedentary",
"postmenopausal",
"women",
"in",
"a",
"dose-dependent",
"manner,",
"as",
"4-KKW",
"is",
"insufficient",
"to",
"improve",
"parasympathetic",
"indices",
"of",
"HRV,",
"while",
"12-KKW",
"conferred",
"no",
"greater",
"improvement",
"than",
"8-KKW.",
"Trial",
"Registration:",
"Clinicaltrials.gov",
"NCT",
"00011193",
"Citation:",
"Earnest",
"CP,",
"Lavie",
"CJ,",
"Blair",
"SN,",
"Church",
"TS",
"(2008)",
"Heart",
"Rate",
"Variability",
"Characteristics",
"in",
"Sedentary",
"Postmenopausal",
"Women",
"Following",
"Six",
"Months",
"of",
"Exercise",
"Training:",
"The",
"DREW",
"Study.",
"PLoS",
"ONE",
"3(6):",
"e2288.",
"doi:10.1371/journal.pone.0002288",
"Editor:",
"Jose",
"AL",
"Calbet,",
"University",
"of",
"Las",
"Palmas",
"de",
"Gran",
"Canaria,",
"Spain",
"Received",
"March",
"4,",
"2008;",
"Accepted",
"April",
"16,",
"2008;",
"Published",
"June",
"4,",
"2008",
"Copyright:",
"2008",
"Earnest",
"et",
"al.",
"This",
"is",
"an",
"open-access",
"article",
"distributed",
"under",
"the",
"terms",
"of",
"the",
"Creative",
"Commons",
"Attribution",
"License,",
"which",
"permits",
"unrestricted",
"use,",
"distribution,",
"and",
"reproduction",
"in",
"any",
"medium,",
"provided",
"the",
"original",
"author",
"and",
"source",
"are",
"credited.",
"Funding:",
"The",
"DREW",
"study",
"as",
"financially",
"supported",
"by",
"in",
"part",
"by",
"American",
"Heart",
"Association",
"Texas",
"Affiliate",
"award",
"02651404;",
"the",
"National",
"Institutes",
"of",
"Health",
"grant",
"HL-66262",
"and",
"an",
"exercise",
"equipment",
"donation",
"from",
"Life",
"Fitness",
"(Schiller",
"Park,",
"IL).",
"Competing",
"Interests:",
"The",
"authors",
"have",
"declared",
"that",
"no",
"competing",
"interests",
"exist.",
"*",
"E-mail:",
"conrad.earnest@pbrc.edu",
"Introduction",
"Menopause",
"represents",
"a",
"key",
"transition",
"period",
"in",
"a",
"woman’s",
"health.",
"A",
"fundamental",
"etiology",
"associated",
"with",
"menopause",
"is",
"the",
"intricate",
"link",
"between",
"estrogen",
"metabolism",
"and",
"the",
"autonomic",
"nervous",
"system.",
"Autonomic",
"nervous",
"system",
"balance",
"can",
"be",
"assessed",
"non-invasively",
"via",
"the",
"use",
"of",
"heart",
"rate",
"variability",
"(HRV).",
"While",
"a",
"thorough",
"review",
"of",
"HRV",
"can",
"be",
"obtained",
"elsewhere,[1]",
"HRV",
"is",
"clinically",
"useful",
"because",
"reduced",
"HRV",
"is",
"associated",
"with",
"an",
"increased",
"risk",
"of",
"CV",
"disease,",
"type",
"II",
"diabetes",
"and",
"insulin",
"resistance",
"and",
"has",
"been",
"shown",
"to",
"be",
"reduced",
"in",
"postmenopausal",
"women",
"as",
"compared",
"with",
"premenopausal",
"women",
"[2,3,4,5].",
"Equally,",
"the",
"assessment",
"of",
"HRV",
"in",
"postmenopause",
"is",
"important",
"because",
"cardiovascular",
"(CV)",
"disease",
"typically",
"occurs",
"later",
"in",
"women",
"than",
"in",
"men;",
"yet,",
"the",
"fact",
"remains",
"that",
"CV",
"disease",
"is",
"one",
"of",
"the",
"two",
"leading",
"causes",
"of",
"death",
"in",
"women",
"[6,7].",
"A",
"lifestyle",
"behavior",
"that",
"has",
"a",
"significant",
"affect",
"on",
"the",
"metabolic",
"processes",
"surrounding",
"CV",
"disease",
"is",
"cardiorespiratory",
"exercise",
"training.",
"Current",
"recommendations",
"from",
"the",
"National",
"Institutes",
"of",
"Health",
"(NIH)",
"Consensus",
"Development",
"Panel",
"recommend",
"that",
"women",
"attain",
"a",
"minimal",
"level",
"of",
"moderate",
"intensity",
"activity",
"such",
"as",
"walking",
"briskly",
"for",
"30",
"minutes",
"[8].",
"In",
"a",
"recent",
"report,",
"we",
"observed",
"significant",
"improvements",
"in",
"peak",
"aerobic",
"power",
"for",
"varying",
"doses",
"of",
"exercise",
"in",
"postmenopausal",
"women",
"obtaining",
",50%,",
"100%,",
"and",
"150%",
"of",
"the",
"NIH",
"recommendation",
"[9].",
"Cross-",
"sectional",
"reports,",
"as",
"well",
"as",
"reports",
"in",
"cardiac",
"rehabilitation,[10]",
"suggest",
"that",
"regular",
"exercise",
"training",
"improves",
"HRV;",
"however,",
"exercise",
"training",
"studies",
"elaborating",
"on",
"the",
"dose",
"necessary",
"to",
"affect",
"beneficial",
"HRV",
"changes",
"are",
"not",
"clear",
"[11,12,13,14].",
"Limited",
"exercise",
"training",
"studies",
"conducted",
"on",
"postmenopausal",
"women",
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] | [
"Kemper",
"et",
"al.",
"BMC",
"Pediatrics",
"2010,",
"10:9",
"http://www.biomedcentral.com/1471-2431/10/9",
"R",
"E",
"S",
"E",
"A",
"R",
"C",
"H",
"A",
"R",
"T",
"I",
"C",
"L",
"E",
"Open",
"Access",
"Discontinuation",
"of",
"thyroid",
"hormone",
"treatment",
"among",
"children",
"in",
"the",
"United",
"States",
"with",
"congenital",
"hypothyroidism:",
"findings",
"from",
"health",
"insurance",
"claims",
"data",
"Alex",
"R",
"Kemper1*,",
"Lijing",
"Ouyang2,",
"Scott",
"D",
"Grosse2",
"Abstract",
"Background:",
"Thyroid",
"hormone",
"treatment",
"in",
"children",
"with",
"congenital",
"hypothyroidism",
"can",
"prevent",
"intellectual",
"disability.",
"Guidelines",
"recommend",
"that",
"children",
"diagnosed",
"with",
"congenital",
"hypothyroidism",
"through",
"newborn",
"screening",
"remain",
"on",
"treatment",
"to",
"at",
"least",
"3",
"years",
"of",
"age,",
"after",
"which",
"a",
"trial",
"off",
"therapy",
"can",
"determine",
"which",
"children",
"have",
"transient",
"hypothyroidism.",
"The",
"purpose",
"of",
"this",
"study",
"was",
"to",
"describe",
"the",
"rate",
"at",
"which",
"children",
"with",
"congenital",
"hypothyroidism",
"in",
"the",
"United",
"States",
"discontinue",
"thyroid",
"hormone",
"treatment",
"in",
"early",
"childhood.",
"Methods:",
"Retrospective",
"analysis",
"of",
"the",
"2002-2006",
"MarketScan®",
"Commercial",
"Claims",
"and",
"Encounters",
"research",
"databases",
"and",
"the",
"2001-2005",
"MarketScan",
"Multi-State",
"Medicaid",
"databases.",
"Children",
"were",
"classified",
"as",
"having",
"congenital",
"hypothyroidism",
"based",
"on",
"billing",
"codes",
"and",
"having",
"filled",
"a",
"prescription",
"for",
"thyroid",
"hormone",
"treatment.",
"Kaplan-Meier",
"curve",
"analysis",
"was",
"used",
"to",
"determine",
"discontinuation",
"rates.",
"Results:",
"There",
"were",
"a",
"total",
"of",
"412",
"Medicaid-enrolled",
"children",
"and",
"292",
"privately-insured",
"children",
"with",
"presumed",
"congenital",
"hypothyroidism",
"included",
"in",
"this",
"study.",
"The",
"overall",
"birth",
"prevalence",
"of",
"congenital",
"hypothyroidism",
"across",
"both",
"datasets",
"was",
"about",
"1",
"per",
"2,300.",
"By",
"36",
"months,",
"the",
"percentage",
"who",
"had",
"discontinued",
"thyroid",
"replacement",
"treatment",
"was",
"38%",
"(95%",
"Confidence",
"Interval:",
"32%-44%).",
"Medicaid-enrolled",
"children",
"had",
"a",
"more",
"rapid",
"decline",
"in",
"the",
"first",
"24",
"months",
"of",
"treatment",
"compared",
"to",
"those",
"with",
"private",
"insurance",
"(P",
"=",
"0.02).",
"Conclusions:",
"More",
"than",
"one-third",
"of",
"children",
"treated",
"for",
"congenital",
"hypothyroidism",
"discontinued",
"treatment",
"within",
"36",
"months,",
"which",
"is",
"inconsistent",
"with",
"current",
"guidelines.",
"It",
"is",
"not",
"known",
"how",
"many",
"of",
"these",
"children",
"required",
"continued",
"treatment",
"or",
"experience",
"adverse",
"effects",
"from",
"discontinuation.",
"These",
"findings",
"emphasize",
"the",
"critical",
"need",
"for",
"follow-up",
"systems",
"to",
"monitor",
"the",
"outcome",
"of",
"newborn",
"screening.",
"Background",
"Although",
"there",
"has",
"been",
"dramatic",
"expansion",
"in",
"the",
"con-",
"ditions",
"identified",
"by",
"newborn",
"screening,",
"few",
"data",
"are",
"available",
"regarding",
"the",
"care",
"that",
"children",
"receive",
"after",
"they",
"are",
"diagnosed",
"through",
"newborn",
"screening.",
"Appro-",
"priate",
"delivery",
"of",
"health",
"care",
"services",
"is",
"necessary",
"to",
"assure",
"the",
"benefit",
"of",
"early",
"diagnosis.",
"We",
"chose",
"to",
"focus",
"on",
"congenital",
"hypothyroidism",
"(CH)",
"because",
"of",
"its",
"rela-",
"tively",
"high",
"prevalence",
"compared",
"to",
"other",
"conditions",
"*",
"Correspondence:",
"alex.kemper@duke.edu",
"1Program",
"on",
"Pediatric",
"Health",
"Services",
"Research,",
"Department",
"of",
"Pediatrics,",
"Duke",
"University",
"Medical",
"Center,",
"Durham,",
"NC,",
"USA",
"included",
"in",
"newborn",
"screening",
"and",
"because",
"treatment",
"is",
"among",
"the",
"most",
"straight-forward.",
"Newborn",
"screening",
"for",
"CH",
"followed",
"by",
"the",
"early",
"initiation",
"of",
"thyroid",
"hormone",
"treatment",
"to",
"normalize",
"thyroxin",
"(T4)",
"concentrations",
"has",
"been",
"shown",
"to",
"prevent",
"intellectual",
"disability",
"(i.e.,",
"mental",
"retardation)",
"[1-3].",
"Among",
"population-based",
"studies",
"of",
"children",
"born",
"prior",
"to",
"the",
"introduction",
"of",
"newborn",
"screening",
"for",
"CH",
"in",
"the",
"late",
"1970s,",
"8%",
"to",
"29%",
"of",
"children",
"with",
"clinically",
"diag-",
"nosed",
"CH",
"received",
"special",
"education",
"services",
"for",
"intel-",
"lectual",
"disability",
"[4-6].",
"Despite",
"the",
"unquestioned",
"public",
"health",
"success",
"from",
"newborn",
"screening",
"and",
"the",
"management",
"of",
"CH,",
"there",
"©",
"2010",
"Kemper",
"et",
"al;",
"licensee",
"BioMed",
"Central",
"Ltd.",
"This",
"is",
"an",
"Open",
"Access",
"article",
"distributed",
"under",
"the",
"terms",
"of",
"the",
"Creative",
"Commons",
"Attribution",
"License",
"(http://creativecommons.org/licenses/by/2.0),",
"which",
"permits",
"unrestricted",
"use,",
"distribution,",
"and",
"reproduction",
"in",
"any",
"medium,",
"provided",
"the",
"original",
"work",
"is",
"properly",
"cited."
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] | [
"Onwujekwe",
"et",
"al.",
"BMC",
"Health",
"Services",
"Research",
"2010,",
"10:67",
"http://www.biomedcentral.com/1472-6963/10/67",
"R",
"E",
"S",
"E",
"A",
"R",
"C",
"H",
"A",
"R",
"T",
"I",
"C",
"L",
"E",
"Open",
"Access",
"Investigating",
"determinants",
"of",
"out-of-pocket",
"spending",
"and",
"strategies",
"for",
"coping",
"with",
"payments",
"for",
"healthcare",
"in",
"southeast",
"Nigeria",
"Obinna",
"E",
"Onwujekwe1,2,",
"Benjamin",
"SC",
"Uzochukwu2,3,",
"Eric",
"N",
"Obikeze1,2*,",
"Ijeoma",
"Okoronkwo2,4,",
"Ogbonnia",
"G",
"Ochonma1,",
"Chima",
"A",
"Onoka1,2,3,",
"Grace",
"Madubuko2,4,",
"Chijioke",
"Okoli2",
"Abstract",
"Background:",
"Out-of-pocket",
"spending",
"(OOPS)",
"is",
"the",
"major",
"payment",
"strategy",
"for",
"healthcare",
"in",
"Nigeria.",
"Hence,",
"the",
"paper",
"assessed",
"the",
"determinants",
"socio-economic",
"status",
"(SES)",
"of",
"OOPS",
"and",
"strategies",
"for",
"coping",
"with",
"payments",
"for",
"healthcare",
"in",
"urban,",
"semi-urban",
"and",
"rural",
"areas",
"of",
"southeast",
"Nigeria.",
"This",
"paper",
"provides",
"information",
"that",
"would",
"be",
"required",
"to",
"improve",
"financial",
"accessibility",
"and",
"equity",
"in",
"financing",
"within",
"the",
"public",
"health",
"care",
"system.",
"Methods:",
"The",
"study",
"areas",
"were",
"three",
"rural",
"and",
"three",
"urban",
"areas",
"from",
"Ebonyi",
"and",
"Enugu",
"states",
"in",
"South-east",
"Nigeria.",
"Cross-sectional",
"survey",
"using",
"interviewer-administered",
"questionnaires",
"to",
"randomly",
"selected",
"householders",
"was",
"the",
"study",
"tool.",
"A",
"socio-economic",
"status",
"(SES)",
"index",
"that",
"was",
"developed",
"using",
"principal",
"components",
"analysis",
"was",
"used",
"to",
"examine",
"levels",
"of",
"inequity",
"in",
"OOPS",
"and",
"regression",
"analysis",
"was",
"used",
"to",
"examine",
"the",
"determinants",
"of",
"use",
"of",
"OOPS.",
"Results:",
"All",
"the",
"SES",
"groups",
"equally",
"sought",
"healthcare",
"when",
"they",
"needed",
"to.",
"However,",
"the",
"poorest",
"households",
"were",
"most",
"likely",
"to",
"use",
"low",
"level",
"and",
"informal",
"providers",
"such",
"as",
"traditional",
"healers,",
"whilst",
"the",
"least",
"poor",
"households",
"were",
"more",
"likely",
"to",
"use",
"the",
"services",
"of",
"higher",
"level",
"and",
"formal",
"providers",
"such",
"as",
"health",
"centres",
"and",
"hospitals.",
"The",
"better-off",
"SES",
"more",
"than",
"worse-off",
"SES",
"groups",
"used",
"OOPS",
"to",
"pay",
"for",
"healthcare.",
"The",
"use",
"of",
"own",
"money",
"was",
"the",
"commonest",
"payment-coping",
"mechanism",
"in",
"the",
"three",
"communities.",
"The",
"sales",
"of",
"movable",
"household",
"assets",
"or",
"land",
"were",
"not",
"commonly",
"used",
"as",
"payment-coping",
"mechanisms.",
"Decreasing",
"SES",
"was",
"associated",
"with",
"increased",
"sale",
"of",
"household",
"assets",
"to",
"cope",
"with",
"payment",
"for",
"healthcare",
"in",
"one",
"of",
"the",
"communities.",
"Fee",
"exemptions",
"and",
"subsidies",
"were",
"almost",
"non-existent",
"as",
"coping",
"mechanisms",
"in",
"this",
"study",
"Conclusions:",
"There",
"is",
"the",
"need",
"to",
"reduce",
"OOPS",
"and",
"channel",
"and",
"improve",
"equity",
"in",
"healthcare",
"financing",
"by",
"designing",
"and",
"implementing",
"payment",
"strategies",
"that",
"will",
"assure",
"financial",
"risk",
"protection",
"of",
"the",
"poor",
"such",
"pre-payment",
"mechanisms",
"with",
"government",
"paying",
"for",
"the",
"poor.",
"Background",
"Out-of-pocket",
"spending",
"(OOPS)",
"is",
"the",
"major",
"payment",
"strategy",
"for",
"healthcare",
"in",
"Nigeria.",
"The",
"real",
"challenge",
"of",
"health",
"care",
"financing",
"in",
"Nigeria",
"as",
"in",
"many",
"countries",
"in",
"sub-Saharan",
"Africa",
"(SSA)",
"lies",
"not",
"primarily",
"in",
"the",
"acute",
"scarcity",
"of",
"resources,",
"but",
"in",
"the",
"absence",
"of",
"intermedia-",
"tion",
"and",
"insurance",
"mechanisms",
"to",
"manage",
"risk,",
"and",
"inefficient",
"resource",
"allocation",
"and",
"purchasing",
"practices",
"[1].",
"User",
"fees",
"fall",
"within",
"the",
"broader",
"concept",
"of",
"“cost-",
"*",
"Correspondence:",
"ericobikeze@mail.com",
"1Department",
"of",
"Health",
"Administration",
"and",
"Management,",
"College",
"of",
"Medicine,",
"University",
"of",
"Nigeria,",
"Enugu,",
"Nigeria",
"sharing”,",
"a",
"practice",
"whereby",
"beneficiaries",
"contribute",
"towards",
"the",
"cost",
"of",
"a",
"public",
"service",
"and",
"they",
"are",
"defined",
"as",
"payment",
"of",
"out-of-pocket",
"charges",
"at",
"the",
"time",
"of",
"use",
"of",
"services",
"[2].",
"OOPS",
"for",
"healthcare",
"increased",
"with",
"the",
"introduction",
"of",
"user",
"fees",
"in",
"the",
"health",
"sector",
"and",
"like",
"most",
"African",
"countries,",
"Nigeria",
"introduced",
"user",
"fees",
"as",
"a",
"mode",
"of",
"financing",
"government",
"health",
"services",
"within",
"the",
"frame-",
"work",
"of",
"the",
"Bamako",
"Initiative",
"revolving",
"drug",
"funds",
"[3].",
"It",
"is",
"however",
"noted",
"that",
"user",
"fees",
"and",
"revolving",
"drug",
"funds",
"are",
"interlinked.",
"The",
"introduction",
"of",
"user",
"fees",
"was",
"arguably",
"in",
"response",
"to",
"the",
"severe",
"problems",
"in",
"financing",
"©",
"2010",
"Onwujekwe",
"et",
"al;",
"licensee",
"BioMed",
"Central",
"Ltd.",
"This",
"is",
"an",
"Open",
"Access",
"article",
"distributed",
"under",
"the",
"terms",
"of",
"the",
"Creative",
"Commons",
"Attribution",
"License",
"(http://creativecommons.org/licenses/by/2.0),",
"which",
"permits",
"unrestricted",
"use,",
"distribution,",
"and",
"reproduction",
"in",
"any",
"medium,",
"provided",
"the",
"original",
"work",
"is",
"properly",
"cited."
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"Clin",
"Rheumatol",
"(2009)",
"28:923–929",
"DOI",
"10.1007/s10067-009-1176-1",
"ORIGINAL",
"ARTICLE",
"The",
"feasibility",
"and",
"efficacy",
"of",
"a",
"multidisciplinary",
"intervention",
"with",
"aftercare",
"meetings",
"for",
"fibromyalgia",
"Mariëlle",
"Kroese",
"&",
"Guy",
"Schulpen",
"&",
"Monique",
"Bessems",
"&",
"Frans",
"Nijhuis",
"&",
"Johan",
"Severens",
"&",
"Robert",
"Landewé",
"Received:",
"28",
"October",
"2008",
"/",
"Revised:",
"11",
"March",
"2009",
"/",
"Accepted:",
"27",
"March",
"2009",
"/",
"Published",
"online:",
"5",
"May",
"2009",
"#",
"The",
"Author(s)",
"2009.",
"This",
"article",
"is",
"published",
"with",
"open",
"access",
"at",
"Springerlink.com",
"Abstract",
"The",
"objective",
"of",
"this",
"study",
"is",
"to",
"examine",
"the",
"feasibility",
"and",
"long-term",
"results",
"of",
"a",
"12-week",
"multidisci-",
"plinary",
"part-time",
"daycare",
"intervention",
"with",
"five",
"aftercare",
"meetings",
"in",
"fibromyalgia",
"(FM)",
"patients.",
"One",
"hundred",
"and",
"five",
"patients",
"diagnosed",
"with",
"FM",
"started",
"with",
"a",
"multidisci-",
"plinary",
"intervention",
"and",
"were",
"assessed",
"for",
"feasibility,",
"func-",
"tional",
"status",
"(Fibromyalgia",
"Impact",
"Questionnaire",
"[FIQ]),",
"and",
"quality",
"of",
"life",
"(EuroQol-5D",
"[EQ-5D])",
"until",
"9",
"months",
"after",
"completion.",
"The",
"program",
"consisted",
"of",
"sociotherapy,",
"physiotherapy,",
"psychotherapy,",
"and",
"creative",
"arts",
"therapy.",
"Drop-out",
"rate",
"was",
"4.8%.",
"The",
"attendance",
"rate",
"of",
"100",
"patients",
"who",
"completed",
"the",
"12-week",
"program",
"and",
"five",
"aftercare",
"meetings",
"was",
"high",
"(97.4%),",
"just",
"like",
"patient",
"and",
"therapist",
"satisfaction",
"(8.2",
"on",
"a",
"10",
"points",
"scale).",
"After",
"the",
"12-week",
"program,",
"statistically",
"significant",
"improvement",
"was",
"seen",
"in",
"both",
"FIQ",
"and",
"EQ-5D.",
"This",
"improvement",
"was",
"maintained",
"after",
"9",
"months",
"of",
"follow-up.",
"On",
"average,",
"moderate",
"im-",
"provements",
"were",
"observed.",
"Our",
"12-week",
"multidisciplinary",
"M.",
"Kroese",
"(*)",
":",
"G.",
"Schulpen",
":",
"M.",
"Bessems",
"Department",
"of",
"Integrated",
"Care,",
"University",
"Hospital",
"Maastricht,",
"PO",
"Box",
"5800,",
"6202",
"AZ",
"Maastricht,",
"The",
"Netherlands",
"e-mail:",
"marielle.kroese@mumc.nl",
"F.",
"Nijhuis",
":",
"J.",
"Severens",
"Department",
"of",
"Health",
"Organization,",
"Policy,",
"and",
"Economics,",
"University",
"of",
"Maastricht,",
"Maastricht,",
"The",
"Netherlands",
"J.",
"Severens",
"Department",
"of",
"Clinical",
"Epidemiology",
"and",
"Medical",
"Technology",
"Assessment,",
"University",
"Hospital",
"Maastricht,",
"Maastricht,",
"The",
"Netherlands",
"R.",
"Landewé",
"Department",
"of",
"Internal",
"Medicine,",
"Division",
"of",
"Rheumatology,",
"University",
"Hospital",
"Maastricht,",
"Maastricht,",
"The",
"Netherlands",
"part-time",
"daycare",
"intervention",
"with",
"five",
"aftercare",
"meetings",
"for",
"FM",
"patients",
"is",
"feasible",
"and",
"it",
"is",
"indicated",
"that",
"it",
"can",
"lead",
"to",
"sustained",
"improvement",
"in",
"functional",
"status",
"and",
"quality",
"of",
"life.",
"Keywords",
"Feasibility",
".",
"Fibromyalgia",
".",
"Multidisciplinary",
"intervention",
"Introduction",
"Fibromyalgia",
"(FM)",
"is",
"a",
"common",
"chronic",
"pain",
"condition,",
"characterized",
"by",
"generalized",
"pain,",
"stiffness,",
"fatigue,",
"dis-",
"turbed",
"sleep,",
"psychological",
"distress,",
"and",
"impaired",
"cognitive",
"function",
"[1,",
"2].",
"The",
"cause",
"of",
"and",
"pathologic",
"mechanisms",
"underlying",
"FM",
"are",
"unknown,",
"but",
"FM",
"may",
"lead",
"to",
"disability",
"and",
"reduced",
"quality",
"of",
"life",
"[3].",
"Increasingly,",
"FM",
"is",
"considered",
"as",
"a",
"combination",
"of",
"physical,",
"psychological,",
"and",
"social",
"disabilities,",
"the",
"biopsy-",
"chosocial",
"model",
"[4,",
"5].",
"In",
"this",
"model,",
"physical",
"treatment",
"is",
"combined",
"with",
"psychological,",
"behavioral,",
"and/or",
"educa-",
"tional",
"interventions",
"[6].",
"The",
"studies",
"that",
"have",
"systematically",
"compared",
"monotherapies",
"with",
"treatment",
"combinations",
"that",
"include",
"both",
"physical",
"and",
"psychosocial",
"components",
"have",
"fairly",
"consistently",
"shown",
"that",
"for",
"chronic",
"pain",
"combined",
"treatments",
"result",
"in",
"better",
"outcomes",
"than",
"single",
"therapies",
"[7].",
"Rossy",
"et",
"al.",
"concluded",
"in",
"their",
"meta-analysis",
"that",
"the",
"optimal",
"intervention",
"for",
"FM",
"would",
"include",
"exercise",
"and",
"cognitive-behavioral",
"therapy",
"[8].",
"A",
"number",
"of",
"studies",
"have",
"investigated",
"the",
"effect",
"of",
"multimodal",
"or",
"multidisciplinary",
"therapy",
"for",
"FM,",
"but",
"the",
"systematic",
"reviews",
"performed",
"in",
"this",
"area",
"concluded",
"that",
"the",
"evidence",
"is",
"scarce",
"because",
"of",
"few",
"studies,",
"the",
"low",
"quality",
"of",
"the",
"studies,",
"and",
"the",
"varying",
"elements",
"of",
"the",
"therapy",
"[9–11].",
"Besides,",
"the",
"drop-out",
"rates",
"in",
"the",
"studies",
"are",
"generally",
"high",
"[12–17],",
"suggesting",
"that"
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"BMC",
"Cell",
"Biology",
"Research",
"article",
"Arf6",
"recruits",
"the",
"Rac",
"GEF",
"Kalirin",
"to",
"the",
"plasma",
"membrane",
"facilitating",
"Rac",
"activation",
"Tae",
"Hyeon",
"Koo1,",
"Betty",
"A",
"Eipper2",
"and",
"Julie",
"G",
"Donaldson*1",
"Address:",
"1Laboratory",
"of",
"Cell",
"Biology,",
"NHLBI,",
"NIH,",
"Building",
"50,",
"Rm",
"2503,",
"Bethesda,",
"MD",
"20892,",
"USA",
"and",
"2Department",
"of",
"Neuroscience,",
"University",
"of",
"Connecticut",
"Health",
"Center,",
"Farmington,",
"CT",
"06030,",
"USA",
"Email:",
"Tae",
"Hyeon",
"Koo",
"-",
"gutae@kfda.go.kr;",
"Betty",
"A",
"Eipper",
"-",
"Eipper@uchc.edu;",
"Julie",
"G",
"Donaldson*",
"-",
"jdonalds@helix.nih.gov",
"*",
"Corresponding",
"author",
"BioMed",
"Central",
"Open",
"Access",
"Published:",
"18",
"July",
"2007",
"BMC",
"Cell",
"Biology",
"2007,",
"8:29",
"doi:10.1186/1471-2121-8-29",
"This",
"article",
"is",
"available",
"from:",
"http://www.biomedcentral.com/1471-2121/8/29",
"Received:",
"2",
"March",
"2007",
"Accepted:",
"18",
"July",
"2007",
"©",
"2007",
"Koo",
"et",
"al;",
"licensee",
"BioMed",
"Central",
"Ltd.",
"This",
"is",
"an",
"Open",
"Access",
"article",
"distributed",
"under",
"the",
"terms",
"of",
"the",
"Creative",
"Commons",
"Attribution",
"License",
"(http://creativecommons.org/licenses/by/2.0),",
"which",
"permits",
"unrestricted",
"use,",
"distribution,",
"and",
"reproduction",
"in",
"any",
"medium,",
"provided",
"the",
"original",
"work",
"is",
"properly",
"cited.",
"Abstract",
"Background:",
"Many",
"studies",
"implicate",
"Arf6",
"activity",
"in",
"Rac-mediated",
"membrane",
"ruffling",
"and",
"cytoskeletal",
"reorganization.",
"Although",
"Arf6",
"facilitates",
"the",
"trafficking",
"of",
"Rac1",
"to",
"the",
"plasma",
"membrane",
"and",
"in",
"many",
"cases",
"Arf6",
"activation",
"leads",
"to",
"the",
"activation",
"of",
"Rac1,",
"the",
"details",
"of",
"how",
"Arf6",
"influences",
"Rac",
"function",
"remain",
"to",
"be",
"elucidated.",
"Results:",
"We",
"demonstrate",
"in",
"binding",
"assays",
"and",
"by",
"co-immunoprecipitation",
"that",
"GDP-bound",
"Arf6",
"binds",
"to",
"Kalirin5,",
"a",
"Rho",
"family",
"guanine",
"nucleotide",
"exchange",
"factor,",
"through",
"interaction",
"with",
"the",
"spectrin",
"repeat",
"region.",
"In",
"cells,",
"expression",
"of",
"wild",
"type",
"Arf6",
"recruits",
"spectrin",
"repeat",
"5",
"and",
"Kalirin",
"to",
"the",
"plasma",
"membrane",
"and",
"leads",
"to",
"enhanced",
"Kalirin5-induced",
"ruffling.",
"By",
"contrast,",
"expression",
"of",
"an",
"Arf6",
"mutant",
"that",
"cannot",
"become",
"activated,",
"Arf6",
"T27N,",
"still",
"recruits",
"spectrin",
"repeat",
"5",
"and",
"Kalirin",
"to",
"membranes",
"but",
"inhibits",
"Kalirin5-induced",
"ruffling",
"in",
"HeLa",
"cells.",
"Kalirin5-induced",
"Rac1",
"activation",
"is",
"increased",
"by",
"the",
"expression",
"of",
"wild",
"type",
"Arf6",
"and",
"decreased",
"by",
"Arf6T27N.",
"Furthermore,",
"expression",
"of",
"a",
"catalytically-inactive",
"mutant",
"of",
"Kalirin5",
"inhibits",
"cytoskeletal",
"changes",
"observed",
"in",
"cells",
"expressing",
"EFA6,",
"an",
"Arf6",
"guanine",
"nucleotide",
"exchange",
"factor",
"that",
"leads",
"to",
"activation",
"of",
"Rac.",
"Conclusion:",
"We",
"show",
"here",
"with",
"over-expressed",
"proteins",
"that",
"the",
"GDP-bound",
"form",
"of",
"Arf6",
"can",
"bind",
"to",
"the",
"spectrin",
"repeat",
"regions",
"in",
"Kalirin",
"Rho",
"family",
"GEFs",
"thereby",
"recruiting",
"Kalirin",
"to",
"membranes.",
"Although",
"Kalirin",
"is",
"recruited",
"onto",
"membranes",
"by",
"Arf6-GDP,",
"subsequent",
"Rac",
"activation",
"and",
"membrane",
"ruffling",
"requires",
"Arf6",
"activation.",
"From",
"these",
"results,",
"we",
"suggest",
"that",
"Arf6",
"can",
"regulate",
"through",
"its",
"GTPase",
"cycle",
"the",
"activation",
"of",
"Rac.",
"Background",
"Arfs",
"are",
"small,",
"ubiquitous,",
"Ras-related",
"GTPases",
"that",
"play",
"an",
"essential",
"role",
"in",
"membrane",
"traffic",
"and",
"structure.",
"Among",
"the",
"6",
"mammalian",
"Arf",
"proteins,",
"Arf6",
"has",
"been",
"implicated",
"in",
"the",
"regulation",
"of",
"endocytic",
"membrane",
"traf-",
"fic",
"and",
"cortical",
"actin",
"structure",
"at",
"the",
"plasma",
"membrane",
"(PM)",
"[1,2].",
"The",
"small",
"GTPases",
"of",
"the",
"Rho",
"subfamily",
"are",
"also",
"known",
"to",
"be",
"important",
"regulators",
"of",
"the",
"actin",
"cytoskeleton.",
"To",
"date,",
"at",
"least",
"25",
"Rho",
"family",
"proteins",
"have",
"been",
"identified",
"and",
"of",
"these,",
"RhoA,",
"Rac1",
"and",
"Cdc42",
"have",
"been",
"the",
"most",
"widely",
"studied",
"for",
"their",
"effects",
"on",
"actin",
"organization.",
"In",
"particular,",
"Rac1",
"controls",
"the",
"formation",
"of",
"lamellipodia",
"and",
"membrane",
"ruffles,",
"the",
"sites",
"of",
"protrusive",
"actin",
"polymerization",
"and",
"early",
"adhesion",
"formation",
"initi-",
"ated",
"at",
"the",
"leading",
"edge",
"of",
"migrating",
"cells",
"[3,4].",
"Page",
"1",
"of",
"10",
"(page",
"number",
"not",
"for",
"citation",
"purposes)"
] | [
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] | [
"online",
"©",
"ML",
"Comm",
"BRIEF",
"REPORT",
"DOI",
"10.4306/pi.2010.7.3.224",
"Print",
"ISSN",
"1738-3684",
"/",
"On-line",
"ISSN",
"1976-3026",
"OPEN",
"ACCESS",
"Association",
"between",
"Estrogen",
"Receptor",
"Gene",
"Polymorphisms",
"and",
"Depression",
"in",
"Post-Menopausal",
"Women:",
"A",
"Preliminary",
"Study",
"Jung",
"Jin",
"Kim1",
",",
"Chi",
"Un",
"Pae1,",
"Mi",
"Ran",
"Kim2,",
"Jung",
"Ah",
"Min1,",
"Kyung",
"Hee",
"Kim1,",
"Chang",
"Uk",
"Lee1,",
"Chul",
"Lee1",
"and",
"In",
"Ho",
"Paik1",
"1Departments",
"of",
"Psychiatry",
"and",
"2Gynecology,",
"The",
"Catholic",
"University",
"of",
"Korea",
"College",
"of",
"Medicine,",
"Seoul",
"St.",
"Mary’s",
"Hospital,",
"Seoul,",
"Korea",
"Post-menopausal",
"women",
"experience",
"variable",
"biological",
"and",
"psychological",
"changes.",
"The",
"effect",
"of",
"reduced",
"levels",
"of",
"estrogen",
"can",
"effect",
"on",
"post-menopausal",
"depression.",
"Estrogen",
"triggers",
"physiological",
"responses",
"by",
"binding",
"to",
"the",
"estrogen",
"receptor",
"(ER).",
"Two",
"subtypes",
"of",
"ER,",
"ERa",
"and",
"ERb",
"are",
"now",
"known.",
"We",
"investigated",
"the",
"significance",
"of",
"ERa",
"and",
"ERb",
"polymorphisms",
"and",
"post-menopasal",
"depression",
"in",
"this",
"study.",
"Forty",
"three",
"women",
"with",
"post-menopausal",
"depression",
"and",
"63",
"post-menopausal",
"women",
"without",
"depression",
"as",
"normal",
"controls",
"were",
"recruited.",
"Polymerase",
"chain",
"reaction-restriction",
"fragment",
"length",
"polymorphism",
"method",
"was",
"used",
"to",
"investigate",
"genotypes",
"of",
"ERa",
"and",
"ERb",
"polymorphisms.",
"Genotypes",
"of",
"PvuII",
"and",
"XbaI",
"polymorphism",
"of",
"ERa",
"receptor",
"were",
"significantly",
"different",
"in",
"patients",
"with",
"post-",
"menopausal",
"depression",
"comparing",
"with",
"controls.",
"Genotypes",
"of",
"ERb",
"did",
"not",
"show",
"association",
"with",
"post-menopausal",
"depression.",
"Our",
"study",
"showed",
"that",
"ERa",
"receptor",
"polymorphism",
"had",
"an",
"association",
"with",
"depression",
"in",
"post-menopausal",
"women.",
"It",
"suggests",
"that",
"investigation",
"of",
"ER",
"genes",
"and",
"their",
"functions",
"might",
"be",
"important",
"for",
"understanding",
"pathophysilogical",
"mechanism",
"of",
"post-menopausal",
"depression.",
"Psychiatry",
"Investig",
"2010;7:224-227",
"Key",
"WordsaaMenopause,",
"Depression,",
"Estrogen,",
"Receptor,",
"Polymorphism.",
"INTRODUCTION",
"Women",
"are",
"vulnerable",
"to",
"depression",
"especially",
"along",
"with",
"menopause.1",
"Women",
"who",
"had",
"reproductive",
"cycle",
"event-relat-",
"ed",
"depression",
"such",
"as",
"premenstrual",
"dysphoric",
"disorder,",
"peri-",
"menopausal",
"depression",
"and",
"postpartum",
"depression",
"reported",
"a",
"stronger",
"family",
"history",
"of",
"mental",
"illness",
"than",
"other",
"depressed",
"women.2",
"It",
"suggests",
"unique",
"characteristics",
"and",
"perhaps",
"a",
"more",
"biologically",
"driven",
"illness",
"for",
"this",
"subgroup",
"of",
"depressed",
"women.2",
"Post-menopausal",
"women",
"experience",
"variable",
"biological",
"and",
"psychological",
"changes.",
"The",
"effect",
"of",
"reduced",
"levels",
"of",
"es-",
"trogen",
"can",
"effect",
"on",
"post-menopausal",
"depression",
"in",
"suscep-",
"tible",
"women.3,4",
"Estrogen",
"passes",
"the",
"blood-brain",
"barrier,",
"and",
"receptors",
"for",
"them",
"are",
"abundant",
"in",
"brain",
"areas",
"such",
"as",
"limbic",
"Received:",
"February",
"26,",
"2010",
"Revised:",
"May",
"29,",
"2010",
"Accepted:",
"June",
"17,",
"2010",
"Available",
"online:",
"August",
"13,",
"2010",
"",
"Correspondence:",
"Jung",
"Jin",
"Kim,",
"MD,",
"PhD",
"Department",
"of",
"Psychiatry,",
"The",
"Catholic",
"University",
"of",
"Korea",
"College",
"of",
"Medicine,",
"Seoul",
"St.",
"Mary’s",
"Hospital,",
"505",
"Banpo-dong,",
"Seocho-gu,",
"Seoul",
"137-701,",
"Korea",
"Tel:",
"+82-2-2258-6084,",
"Fax:",
"+82-2-594-3870,",
"E-mail:",
"jjean@catholic.ac.kr",
"cc",
"This",
"is",
"an",
"Open",
"Access",
"article",
"distributed",
"under",
"the",
"terms",
"of",
"the",
"Creative",
"Commons",
"Attribution",
"Non-Commercial",
"License",
"(http://creativecommons.org/licenses/by-",
"nc/3.0)",
"which",
"permits",
"unrestricted",
"non-commercial",
"use,",
"distribution,",
"and",
"reproduc-",
"tion",
"in",
"any",
"medium,",
"provided",
"the",
"original",
"work",
"is",
"properly",
"cited.",
"224",
"Copyright",
"©",
"2010",
"Korean",
"Neuropsychiatric",
"Association",
"structure",
"important",
"for",
"the",
"regulation",
"of",
"emotions,",
"cognition",
"and",
"behavior.5-8",
"The",
"fact",
"that",
"men",
"and",
"women",
"differ",
"with",
"re-",
"spect",
"to",
"the",
"prevalence",
"of",
"depression",
"may",
"possibly",
"also",
"reflect",
"an",
"influence",
"of",
"estrogen",
"on",
"human",
"behavior.6",
"Estrogen",
"triggers",
"physiological",
"responses",
"by",
"binding",
"to",
"a",
"nu-",
"clear",
"receptor",
"protein,",
"the",
"estrogen",
"receptor",
"(ER).",
"ERs",
"are",
"nu-",
"clear",
"receptor",
"proteins",
"that",
"have",
"an",
"estrogen",
"binding",
"domain",
"and",
"a",
"deoxyribonucleic",
"acid",
"(DNA)",
"binding",
"domain.9",
"The",
"ER",
"is",
"classified",
"as",
"a",
"class",
"1",
"member",
"of",
"the",
"superfamily",
"of",
"nuclear",
"hormone",
"receptors.10",
"Two",
"subtypes",
"of",
"ER",
"are",
"now",
"known,",
"ERa",
"and",
"ERb.11",
"The",
"ERa",
"gene",
"is",
"localized",
"on",
"chromosome",
"6q25.1,12",
"and",
"the",
"ERb",
"gene",
"is",
"localized",
"on",
"chromosome",
"14q22-24.13",
"Recently,",
"several",
"genetic",
"variants",
"of",
"Era",
"and",
"ERb",
"gene",
"were",
"described.",
"The",
"association",
"of",
"genetic",
"polymorphisms",
"of",
"ER",
"and",
"psy-",
"chiatric",
"disorders",
"have",
"been",
"the",
"subject",
"of",
"increasing",
"interest.14",
"However,",
"given",
"the",
"important",
"role",
"of",
"estrogen",
"for",
"brain",
"func-",
"tion",
"and",
"abrupt",
"change",
"of",
"it",
"in",
"postmenopausal",
"period,",
"there",
"are",
"relatively",
"few",
"studies",
"so",
"far",
"have",
"addressed",
"the",
"possible",
"in-",
"fluence",
"of",
"ER",
"polymorphism",
"with",
"respect",
"to",
"susceptibility",
"to",
"depression",
"in",
"postmenopausal",
"women.15-18",
"Therefore,",
"we",
"investigated",
"the",
"significance",
"of",
"ERa",
"and",
"ERb",
"polymorphisms",
"and",
"post-menopasal",
"depression",
"in",
"this",
"study."
] | [
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] | [
"Arthritis",
"Research",
"&",
"Therapy",
"Vol",
"6",
"No",
"6",
"Gaffen",
"Review",
"Biology",
"of",
"recently",
"discovered",
"cytokines:",
"Interleukin-17",
"–",
"a",
"unique",
"inflammatory",
"cytokine",
"with",
"roles",
"in",
"bone",
"biology",
"and",
"arthritis",
"Sarah",
"L",
"Gaffen",
"Department",
"of",
"Oral",
"Biology,",
"School",
"of",
"Dental",
"Medicine,",
"University",
"at",
"Buffalo,",
"State",
"University",
"of",
"New",
"York,",
"and",
"Department",
"of",
"Microbiology",
"and",
"Immunology,",
"School",
"of",
"Medicine",
"and",
"Biomedical",
"Sciences,",
"University",
"at",
"Buffalo,",
"State",
"University",
"of",
"New",
"York,",
"Buffalo,",
"New",
"York,",
"USA",
"Corresponding",
"author:",
"Sarah",
"L",
"Gaffen,",
"sgaffen@buffalo.edu",
"Published:",
"8",
"October",
"2004",
"Arthritis",
"Res",
"Ther",
"2004,",
"6:240-247",
"(DOI",
"10.1186/ar1444)",
"©",
"2004",
"BioMed",
"Central",
"Ltd",
"Abstract",
"IL-17",
"and",
"its",
"receptor",
"are",
"founding",
"members",
"of",
"an",
"emerging",
"family",
"of",
"cytokines",
"and",
"receptors",
"with",
"many",
"unique",
"characteristics.",
"IL-17",
"is",
"produced",
"primarily",
"by",
"T",
"cells,",
"particularly",
"those",
"of",
"the",
"memory",
"compartment.",
"In",
"contrast,",
"IL-17",
"receptor",
"is",
"ubiquitously",
"expressed,",
"making",
"nearly",
"all",
"cells",
"potential",
"targets",
"of",
"IL-17.",
"Although",
"it",
"has",
"only",
"limited",
"homology",
"to",
"other",
"cytokines,",
"IL-17",
"exhibits",
"proinflammatory",
"properties",
"similar",
"to",
"those",
"of",
"tumor",
"necrosis",
"factor-α,",
"particularly",
"with",
"respect",
"to",
"induction",
"of",
"other",
"inflammatory",
"effectors.",
"In",
"addition,",
"IL-17",
"synergizes",
"potently",
"with",
"other",
"cytokines,",
"placing",
"it",
"in",
"the",
"center",
"of",
"the",
"inflammatory",
"network.",
"Strikingly,",
"IL-17",
"has",
"been",
"associated",
"with",
"several",
"bone",
"pathologies,",
"most",
"notably",
"rheumatoid",
"arthritis.",
"Keywords:",
"bone,",
"cytokines,",
"interleukin-17,",
"inflammation,",
"synergy",
"Introduction",
"The",
"cytokine",
"IL-17,",
"originally",
"termed",
"CTLA-8,",
"was",
"isolated",
"as",
"a",
"CD4-specific",
"transcript",
"from",
"a",
"rodent",
"cDNA",
"library",
"[1].",
"Shortly",
"thereafter,",
"IL-17",
"was",
"discovered",
"in",
"humans,",
"and",
"its",
"receptor",
"(IL-17R)",
"was",
"cloned",
"and",
"characterized",
"[2–4].",
"The",
"most",
"striking",
"feature",
"of",
"both",
"IL-17",
"and",
"IL-17R",
"is",
"that",
"they",
"are",
"distinct",
"in",
"sequence",
"from",
"previously",
"described",
"cytokine/receptor",
"families.",
"However,",
"they",
"are",
"highly",
"homologous",
"among",
"mice,",
"rats,",
"and",
"humans.",
"In",
"addition,",
"an",
"IL-17R",
"homolog",
"in",
"zebrafish",
"(termed",
"SEF",
"[similar",
"expression",
"of",
"FGF",
"genes])",
"has",
"been",
"described",
"that",
"functions",
"in",
"embryonic",
"development",
"[5],",
"and",
"mammalian",
"homologs",
"of",
"SEF",
"were",
"also",
"recently",
"identified",
"[6,7].",
"Consequently,",
"IL-17",
"and",
"IL-17R",
"are",
"now",
"recognized",
"to",
"be",
"the",
"founding",
"members",
"of",
"an",
"emerging",
"new",
"family",
"that,",
"in",
"mammals,",
"contains",
"at",
"least",
"six",
"cytokines",
"and",
"five",
"receptors",
"(Table",
"1",
"[8,9]).",
"This",
"review",
"focuses",
"primarily",
"on",
"the",
"original",
"IL-17",
"cytokine",
"(also",
"known",
"as",
"IL-17A),",
"because",
"its",
"roles",
"in",
"bone",
"physiology",
"and",
"arthritis",
"are",
"most",
"clearly",
"defined,",
"but",
"the",
"biology",
"of",
"the",
"remaining",
"family",
"members",
"promises",
"to",
"be",
"a",
"fascinating",
"emerging",
"story",
"within",
"the",
"field",
"of",
"‘high",
"numbered’",
"cytokines.",
"Interleukin-17",
"and",
"interleukin-17",
"receptor",
"structure",
"Even",
"though",
"IL-17",
"and",
"IL-17R",
"have",
"been",
"recognized",
"for",
"many",
"years,",
"there",
"is",
"still",
"much",
"to",
"learn",
"about",
"their",
"respective",
"structures",
"and",
"functions.",
"IL-17",
"is",
"secreted",
"primarily",
"by",
"CD4+",
"T",
"cells",
"in",
"a",
"mix",
"of",
"both",
"nonglycosylated",
"and",
"N-glycosylated",
"forms,",
"which",
"migrate",
"in",
"SDS-PAGE",
"at",
"28",
"kDa",
"and",
"33",
"kDa,",
"respectively",
"[2].",
"Secreted",
"IL-17",
"apparently",
"exists",
"as",
"a",
"homodimer,",
"but",
"the",
"specific",
"contact",
"points",
"between",
"IL-17",
"subunits",
"or",
"between",
"IL-17",
"and",
"IL-17R",
"have",
"never",
"been",
"defined",
"[2,10].",
"IL-17B",
"and",
"IL-17F",
"also",
"exist",
"as",
"dimers",
"[10,11].",
"While",
"the",
"amino",
"acid",
"sequence",
"of",
"IL-17",
"did",
"not",
"permit",
"it",
"to",
"be",
"classified",
"as",
"a",
"240",
"CCL",
"=",
"CC",
"chemokine",
"ligand;",
"C/EBP",
"=",
"CCAAT/enhancer",
"binding",
"protein;",
"CIA",
"=",
"collagen",
"induced",
"arthritis;",
"CXCL",
"=",
"CXC",
"chemokine",
"ligand;",
"DC",
"=",
"dendritic",
"cell;",
"IFN",
"=",
"interferon;",
"IL",
"=",
"interleukin;",
"IL-17R",
"=",
"IL-17",
"receptor;",
"MAPK",
"=",
"mitogen-activated",
"protein",
"kinase;",
"NF-κB",
"=",
"nuclear",
"factor-κB;",
"OPG",
"=",
"osteoprotegerin;",
"RA",
"=",
"rheumatoid",
"arthritis;",
"RANKL",
"=",
"receptor",
"activator",
"of",
"nuclear",
"factor-κB",
"ligand;",
"TNF",
"=",
"tumor",
"necrosis",
"factor;",
"TRAF",
"=",
"tumor",
"necrosis",
"factor",
"receptor-associated",
"factor."
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] | [
"A",
"Novel",
"and",
"Lethal",
"De",
"Novo",
"LQT-3",
"Mutation",
"in",
"a",
"Newborn",
"with",
"Distinct",
"Molecular",
"Pharmacology",
"and",
"Therapeutic",
"Response",
"John",
"R.",
"Bankston1.,",
"Minerva",
"Yue1.,",
"Wendy",
"Chung2,",
"Meghan",
"Spyres3,",
"Robert",
"H.",
"Pass2,",
"Eric",
"Silver2,",
"Kevin",
"J.",
"Sampson1,",
"Robert",
"S.",
"Kass1*",
"1",
"Department",
"of",
"Pharmacology,",
"College",
"of",
"Physicians",
"and",
"Surgeons,",
"Columbia",
"University",
"Medical",
"Center,",
"New",
"York,",
"New",
"York,",
"United",
"States",
"of",
"America,",
"2",
"Department",
"of",
"Pediatrics,",
"College",
"of",
"Physicians",
"and",
"Surgeons,",
"Columbia",
"University",
"Medical",
"Center,",
"New",
"York,",
"New",
"York,",
"United",
"States",
"of",
"America,",
"3",
"College",
"of",
"Physicians",
"and",
"Surgeons,",
"Columbia",
"University",
"Medical",
"Center,",
"New",
"York,",
"New",
"York,",
"United",
"States",
"of",
"America",
"Background.",
"SCN5A",
"encodes",
"the",
"a-subunit",
"(Nav1.5)",
"of",
"the",
"principle",
"Na+",
"channel",
"in",
"the",
"human",
"heart.",
"Genetic",
"lesions",
"in",
"SCN5A",
"can",
"cause",
"congenital",
"long",
"QT",
"syndrome",
"(LQTS)",
"variant",
"3",
"(LQT-3)",
"in",
"adults",
"by",
"disrupting",
"inactivation",
"of",
"the",
"Nav1.5",
"channel.",
"Pharmacological",
"targeting",
"of",
"mutation-altered",
"Na+",
"channels",
"has",
"proven",
"promising",
"in",
"developing",
"a",
"gene-specific",
"therapeutic",
"strategy",
"to",
"manage",
"specifically",
"this",
"LQTS",
"variant.",
"SCN5A",
"mutations",
"that",
"cause",
"similar",
"channel",
"dysfunction",
"may",
"also",
"contribute",
"to",
"sudden",
"infant",
"death",
"syndrome",
"(SIDS)",
"and",
"other",
"arrhythmias",
"in",
"newborns,",
"but",
"the",
"prevalence,",
"impact,",
"and",
"therapeutic",
"management",
"of",
"SCN5A",
"mutations",
"may",
"be",
"distinct",
"in",
"infants",
"compared",
"with",
"adults.",
"Methods",
"and",
"Results.",
"Here,",
"in",
"a",
"multidisciplinary",
"approach,",
"we",
"report",
"a",
"de",
"novo",
"SCN5A",
"mutation",
"(F1473C)",
"discovered",
"in",
"a",
"newborn",
"presenting",
"with",
"extreme",
"QT",
"prolongation",
"and",
"differential",
"responses",
"to",
"the",
"Na+",
"channel",
"blockers",
"flecainide",
"and",
"mexiletine.",
"Our",
"goal",
"was",
"to",
"determine",
"the",
"Na+",
"channel",
"phenotype",
"caused",
"by",
"this",
"severe",
"mutation",
"and",
"to",
"determine",
"whether",
"distinct",
"effects",
"of",
"different",
"Na+",
"channel",
"blockers",
"on",
"mutant",
"channel",
"activity",
"provide",
"a",
"mechanistic",
"understanding",
"of",
"the",
"distinct",
"therapeutic",
"responsiveness",
"of",
"the",
"mutation",
"carrier.",
"Sequence",
"analysis",
"of",
"the",
"proband",
"revealed",
"the",
"novel",
"missense",
"SCN5A",
"mutation",
"(F1473C)",
"and",
"a",
"common",
"variant",
"in",
"KCNH2",
"(K897T).",
"Patch",
"clamp",
"analysis",
"of",
"HEK",
"293",
"cells",
"transiently",
"transfected",
"with",
"wild-type",
"or",
"mutant",
"Na+",
"channels",
"revealed",
"significant",
"changes",
"in",
"channel",
"biophysics,",
"all",
"contributing",
"to",
"the",
"proband’s",
"phenotype",
"as",
"predicted",
"by",
"in",
"silico",
"modeling.",
"Furthermore,",
"subtle",
"differences",
"in",
"drug",
"action",
"were",
"detected",
"in",
"correcting",
"mutant",
"channel",
"activity",
"that,",
"together",
"with",
"both",
"the",
"known",
"genetic",
"background",
"and",
"age",
"of",
"the",
"patient,",
"contribute",
"to",
"the",
"distinct",
"therapeutic",
"responses",
"observed",
"clinically.",
"Significance.",
"The",
"results",
"of",
"our",
"study",
"provide",
"further",
"evidence",
"of",
"the",
"grave",
"vulnerability",
"of",
"newborns",
"to",
"Na+",
"channel",
"defects",
"and",
"suggest",
"that",
"both",
"genetic",
"background",
"and",
"age",
"are",
"particularly",
"important",
"in",
"developing",
"a",
"mutation-",
"specific",
"therapeutic",
"personalized",
"approach",
"to",
"manage",
"disorders",
"in",
"the",
"young.",
"Citation:",
"Bankston",
"JR,",
"Yue",
"M,",
"Chung",
"W,",
"Spyres",
"M,",
"Pass",
"RH,",
"et",
"al",
"(2007)",
"A",
"Novel",
"and",
"Lethal",
"De",
"Novo",
"LQT-3",
"Mutation",
"in",
"a",
"Newborn",
"with",
"Distinct",
"Molecular",
"Pharmacology",
"and",
"Therapeutic",
"Response.",
"PLoS",
"ONE",
"2(12):",
"e1258.",
"doi:10.1371/journal.pone.0001258",
"INTRODUCTION",
"The",
"long",
"QT",
"syndrome",
"(LQTS),",
"a",
"relatively",
"uncommon",
"(1",
"in",
"2500)",
"genetic",
"disorder",
"associated",
"with",
"life-threatening",
"arrhyth-",
"mias,",
"is",
"an",
"example",
"of",
"a",
"channelopathy",
"that",
"has",
"provided",
"a",
"wealth",
"of",
"information",
"about",
"fundamental",
"mechanisms",
"underlying",
"human",
"cardiac",
"electrophysiology[1].",
"LQTS",
"is",
"currently",
"associated",
"with",
"mutations",
"in",
"10",
"different",
"genes[1–3].",
"LQT",
"variant",
"3",
"(LQT-3)",
"is",
"caused",
"by",
"mutations",
"in",
"SCN5A,",
"the",
"gene",
"coding",
"for",
"the",
"alpha",
"subunit",
"(NaV1.5)",
"of",
"the",
"primary",
"cardiac",
"voltage-gated",
"Na+",
"channel",
"in",
"the",
"human",
"heart.",
"Despite",
"a",
"relatively",
"common",
"phenotype",
"(delayed",
"repolarization",
"reflected",
"in",
"QT",
"prolongation),",
"therapeutic",
"strategies",
"have",
"been",
"developed",
"that",
"are",
"dictated",
"by",
"molecular",
"etiology.",
"Na+",
"channel",
"blockers",
"such",
"as",
"mexiletine",
"and",
"flecainide",
"are",
"effective",
"in",
"treating",
"LQT-3",
"patients",
"due",
"to",
"preferential",
"inhibition",
"of",
"mutant",
"Na+",
"channel",
"activity[4,5].",
"Furthermore,",
"current",
"evidence",
"suggests",
"that",
"mutations",
"in",
"ion",
"channels",
"may",
"also",
"contribute",
"to",
"sudden",
"infant",
"death",
"syndrome",
"(SIDS)",
"and",
"other",
"cardiac",
"arrhythmias",
"in",
"newborns,",
"and",
"that",
"the",
"frequency,",
"severity,",
"and",
"treatment",
"of",
"SCN5A",
"mutations",
"may",
"be",
"distinct",
"in",
"infants",
"compared",
"with",
"adults[6,7,8–11]",
"Here",
"we",
"report",
"investigation",
"of",
"a",
"de",
"novo",
"SCN5A",
"mutation",
"discovered",
"in",
"a",
"newborn",
"who",
"had",
"presented",
"with",
"extreme",
"QT",
"prolongation",
"(approximately",
"800",
"ms);",
"2:1",
"heart",
"block;",
"and",
"differen-",
"tial",
"responses",
"to",
"the",
"Na+",
"channel",
"blockers",
"lidocaine,",
"mexiletine,",
"and",
"flecainide.",
"Also",
"found",
"in",
"the",
"proband",
"was",
"common",
"polymorphism",
"(K897T)",
"in",
"KCNH2,",
"the",
"gene",
"coding",
"for",
"the",
"HERG",
"potassium",
"channel",
"which",
"contributes",
"to",
"control",
"of",
"ventricular",
"repolarization.",
"Our",
"results",
"reveal",
"multiple",
"biophysical",
"changes",
"in",
"Na+",
"channel",
"gating",
"induced",
"by",
"the",
"F1473C",
"mutation",
"that",
"all",
"contribute",
"to",
"delayed",
"repolarization",
"of",
"cellular",
"action",
"potentials",
"and",
"are",
"consistent",
"with",
"the",
"pronounced",
"phenotype",
"of",
"the",
"patient.",
"Furthermore",
"our",
"data",
"suggest",
"an",
"important",
"role",
"of",
"the",
"KCNH2",
"polymorphism",
"and",
"developmentally-related",
"expression",
"of",
"background",
"ion",
"channels",
"in",
"both",
"the",
"therapeutic",
"response",
"and",
"disease",
"phenotype",
"of",
"the",
"proband.",
"RESULTS",
"Clinical",
"profile",
"The",
"proband",
"was",
"a",
"full",
"term",
"newborn",
"infant",
"boy",
"with",
"a",
"prenatal",
"history",
"significant",
"for",
"fetal",
"bradycardia",
"of",
"unclear",
"etiology",
"with",
"Academic",
"Editor:",
"Arnold",
"Schwartz,",
"University",
"of",
"Cincinnati,",
"United",
"States",
"of",
"America",
"Received",
"October",
"5,",
"2007;",
"Accepted",
"November",
"10,",
"2007;",
"Published",
"December",
"5,",
"2007",
"Copyright:",
"2007",
"Bankston",
"et",
"al.",
"This",
"is",
"an",
"open-access",
"article",
"distributed",
"under",
"the",
"terms",
"of",
"the",
"Creative",
"Commons",
"Attribution",
"License,",
"which",
"permits",
"unrestricted",
"use,",
"distribution,",
"and",
"reproduction",
"in",
"any",
"medium,",
"provided",
"the",
"original",
"author",
"and",
"source",
"are",
"credited.",
"Funding:",
"This",
"work",
"was",
"supported",
"by",
"a",
"grant",
"from",
"the",
"NIH",
"(1R01",
"HL-56810-10",
"to",
"RSK).",
"Competing",
"Interests:",
"The",
"authors",
"have",
"declared",
"that",
"no",
"competing",
"interests",
"exist.",
"*",
"To",
"whom",
"correspondence",
"should",
"be",
"addressed.",
"E-mail:",
"rsk20@columbia.edu",
".",
"These",
"authors",
"contributed",
"equally",
"to",
"this",
"work.",
"PLoS",
"ONE",
"|",
"www.plosone.org",
"1",
"December",
"2007",
"|",
"Issue",
"12",
"|",
"e1258"
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] | [
"J",
"Cachexia",
"Sarcopenia",
"Muscle",
"(2011)",
"2:181–188",
"DOI",
"10.1007/s13539-011-0037-3",
"ORIGINAL",
"ARTICLE",
"Decreased",
"NADPH",
"oxidase",
"expression",
"and",
"antioxidant",
"activity",
"in",
"cachectic",
"skeletal",
"muscle",
"Melanie",
"J.",
"Sullivan-Gunn",
"&",
"Siun",
"P.",
"Campbell-O’Sullivan",
"&",
"Michael",
"J.",
"Tisdale",
"&",
"Paul",
"A.",
"Lewandowski",
"Received:",
"22",
"February",
"2011",
"/",
"Accepted:",
"27",
"July",
"2011",
"/",
"Published",
"online:",
"11",
"August",
"2011",
"#",
"The",
"Author(s)",
"2011.",
"This",
"article",
"is",
"published",
"with",
"open",
"access",
"at",
"Springerlink.com",
"Abstract",
"Background",
"Cancer",
"cachexia",
"is",
"the",
"progressive",
"loss",
"of",
"skeletal",
"muscle",
"protein",
"that",
"contributes",
"significantly",
"to",
"cancer",
"morbidity",
"and",
"mortality.",
"Evidence",
"of",
"antioxidant",
"attenuation",
"and",
"the",
"presence",
"of",
"oxidised",
"proteins",
"in",
"patients",
"with",
"cancer",
"cachexia",
"indicate",
"a",
"role",
"for",
"oxidative",
"stress.",
"The",
"level",
"of",
"oxidative",
"stress",
"in",
"tissues",
"is",
"determined",
"by",
"an",
"imbalance",
"between",
"reactive",
"oxygen",
"species",
"production",
"and",
"antioxidant",
"activity.",
"This",
"study",
"aimed",
"to",
"investigate",
"the",
"superoxide",
"generating",
"NADPH",
"oxidase",
"(NOX)",
"enzyme",
"and",
"antioxidant",
"enzyme",
"systems",
"in",
"murine",
"adenocarcinoma",
"tumour-bearing",
"cachectic",
"mice.",
"Methods",
"Superoxide",
"levels,",
"mRNA",
"levels",
"of",
"NOX",
"enzyme",
"subunits",
"and",
"the",
"antioxidant",
"enzymes",
"superoxide",
"dismutase",
"(SOD),",
"glutathione",
"peroxidise",
"(GPx)",
"and",
"catalase",
"was",
"measured",
"in",
"the",
"skeletal",
"muscle",
"of",
"mice",
"with",
"cancer",
"and",
"cancer",
"cachexia.",
"Protein",
"expression",
"levels",
"of",
"NOX",
"enzyme",
"subunits",
"and",
"antioxidant",
"enzyme",
"activity",
"was",
"also",
"mea-",
"sured",
"in",
"the",
"same",
"muscle",
"samples.",
"Results",
"Superoxide",
"levels",
"increased",
"1.4-fold",
"in",
"the",
"muscle",
"of",
"mice",
"with",
"cancer",
"cachexia,",
"and",
"this",
"was",
"associated",
"with",
"M.",
"J.",
"Sullivan-Gunn",
":",
"P.",
"A.",
"Lewandowski",
"(*)",
"School",
"of",
"Medicine,",
"Deakin",
"University,",
"Geelong",
"Campus,",
"Geelong,",
"VIC",
"3217,",
"Australia",
"e-mail:",
"paul.lewandowski@deakin.edu.au",
"S.",
"P.",
"Campbell-O’Sullivan",
"School",
"of",
"Biomedical",
"Sciences,",
"Victoria",
"University,",
"Centre",
"for",
"Aging,",
"Rehabilitation,",
"Exercise",
"and",
"Sport,",
"PO",
"Box",
"14428,",
"Melbourne",
"8001,",
"Australia",
"M.",
"J.",
"Tisdale",
"School",
"of",
"Life",
"Sciences,",
"Aston",
"University,",
"Aston",
"Triangle,",
"Birmingham",
"B4",
"7ET,",
"UK",
"a",
"decrease",
"in",
"mRNA",
"of",
"NOX",
"enzyme",
"subunits,",
"NOX2,",
"p40phox",
"and",
"p67phox",
"along",
"with",
"the",
"antioxidant",
"enzymes",
"SOD1,",
"SOD2",
"and",
"GPx.",
"Cancer",
"cachexia",
"was",
"also",
"associated",
"with",
"a",
"1.3-fold",
"decrease",
"in",
"SOD1",
"and",
"2.0-fold",
"decrease",
"in",
"GPx",
"enzyme",
"activity.",
"Conclusion",
"Despite",
"increased",
"superoxide",
"levels",
"in",
"cachectic",
"skeletal",
"muscle,",
"NOX",
"enzyme",
"subunits,",
"NOX2,",
"p40phox",
"and",
"p67phox,",
"were",
"downregulated",
"along",
"with",
"the",
"expression",
"and",
"activity",
"of",
"the",
"antioxidant",
"enzymes.",
"Therefore,",
"the",
"increased",
"superoxide",
"levels",
"in",
"cachectic",
"skeletal",
"muscle",
"may",
"be",
"attributed",
"to",
"the",
"reduction",
"in",
"the",
"activity",
"of",
"endogenous",
"antioxidant",
"enzymes.",
"Keywords",
"Cancer",
"cachexia",
".",
"NADPH",
"oxidase",
".",
"ROS",
".",
"O2−",
".",
"Antioxidant",
".",
"SOD",
"1",
"Introduction",
"Cancer",
"cachexia",
"is",
"a",
"condition",
"of",
"progressive",
"muscle",
"wasting",
"that",
"develops",
"as",
"a",
"secondary",
"condition",
"in",
"response",
"to",
"tumour",
"growth",
"[1].",
"While",
"cachexia",
"develops",
"in",
"a",
"wide",
"range",
"of",
"pathologies",
"including",
"anorexia",
"nervosa,",
"acquired",
"immunodeficiency",
"syndrome,",
"amyotrophic",
"lateral",
"sclerosis,",
"congestive",
"heart",
"failure",
"and",
"various",
"malignant",
"cancers,",
"cancer",
"cachexia",
"has",
"been",
"reported",
"to",
"develop",
"at",
"a",
"faster",
"rate",
"than",
"any",
"other",
"cachectic",
"condition",
"[1].",
"Approximately",
"half",
"of",
"all",
"patients",
"with",
"cancer",
"experience",
"cachexia",
"and",
"almost",
"a",
"third",
"of",
"mortalities",
"are",
"estimated",
"to",
"result",
"from",
"cachexia",
"[2].",
"Tumour",
"growth",
"induces",
"a",
"specific",
"catabolic",
"response",
"in",
"skeletal",
"muscle",
"that",
"causes",
"the",
"accelerated",
"loss",
"of",
"protein,",
"characterised",
"by",
"the",
"significant",
"loss",
"of",
"body",
"weight",
"[3].",
"Animal",
"tumour",
"models",
"have",
"been",
"used",
"to",
"investigate",
"cancer",
"cachexia,",
"developing",
"up",
"to",
"30%",
"loss",
"in",
"body",
"weight",
"after",
"tumour",
"cell",
"implantation.",
"NMRI",
"mice",
"implanted",
"with"
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] | [
"Gunaratne",
"et",
"al.",
"BMC",
"Genomics",
"2011,",
"12:277",
"http://www.biomedcentral.com/1471-2164/12/277",
"R",
"E",
"S",
"E",
"A",
"R",
"C",
"H",
"A",
"R",
"T",
"I",
"C",
"L",
"E",
"Open",
"Access",
"Song",
"exposure",
"regulates",
"known",
"and",
"novel",
"microRNAs",
"in",
"the",
"zebra",
"finch",
"auditory",
"forebrain",
"Preethi",
"H",
"Gunaratne1,2,3†,",
"Ya-Chi",
"Lin4†,",
"Ashley",
"L",
"Benham1,",
"Jenny",
"Drnevich5,",
"Cristian",
"Coarfa11,",
"Jayantha",
"B",
"Tennakoon1,",
"Chad",
"J",
"Creighton6,",
"Jong",
"H",
"Kim1,",
"Aleksandar",
"Milosavljevic11,",
"Michael",
"Watson7,",
"Sam",
"Griffiths-Jones8",
"and",
"David",
"F",
"Clayton4,9,10*",
"Abstract",
"Background:",
"In",
"an",
"important",
"model",
"for",
"neuroscience,",
"songbirds",
"learn",
"to",
"discriminate",
"songs",
"they",
"hear",
"during",
"tape-recorded",
"playbacks,",
"as",
"demonstrated",
"by",
"song-specific",
"habituation",
"of",
"both",
"behavioral",
"and",
"neurogenomic",
"responses",
"in",
"the",
"auditory",
"forebrain.",
"We",
"hypothesized",
"that",
"microRNAs",
"(miRNAs",
"or",
"miRs)",
"may",
"participate",
"in",
"the",
"changing",
"pattern",
"of",
"gene",
"expression",
"induced",
"by",
"song",
"exposure.",
"To",
"test",
"this,",
"we",
"used",
"massively",
"parallel",
"Illumina",
"sequencing",
"to",
"analyse",
"small",
"RNAs",
"from",
"auditory",
"forebrain",
"of",
"adult",
"zebra",
"finches",
"exposed",
"to",
"tape-recorded",
"birdsong",
"or",
"silence.",
"Results:",
"In",
"the",
"auditory",
"forebrain,",
"we",
"identified",
"121",
"known",
"miRNAs",
"conserved",
"in",
"other",
"vertebrates.",
"We",
"also",
"identified",
"34",
"novel",
"miRNAs",
"that",
"do",
"not",
"align",
"to",
"human",
"or",
"chicken",
"genomes.",
"Five",
"conserved",
"miRNAs",
"showed",
"significant",
"and",
"consistent",
"changes",
"in",
"copy",
"number",
"after",
"song",
"exposure",
"across",
"three",
"biological",
"replications",
"of",
"the",
"song-silence",
"comparison,",
"with",
"two",
"increasing",
"(tgu-miR-25,",
"tgu-miR-192)",
"and",
"three",
"decreasing",
"(tgu-miR-92,",
"tgu-",
"miR-124,",
"tgu-miR-129-5p).",
"We",
"also",
"detected",
"a",
"locus",
"on",
"the",
"Z",
"sex",
"chromosome",
"that",
"produces",
"three",
"different",
"novel",
"miRNAs,",
"with",
"supporting",
"evidence",
"from",
"Northern",
"blot",
"and",
"TaqMan",
"qPCR",
"assays",
"for",
"differential",
"expression",
"in",
"males",
"and",
"females",
"and",
"in",
"response",
"to",
"song",
"playbacks.",
"One",
"of",
"these,",
"tgu-miR-2954-3p,",
"is",
"predicted",
"(by",
"TargetScan)",
"to",
"regulate",
"eight",
"song-responsive",
"mRNAs",
"that",
"all",
"have",
"functions",
"in",
"cellular",
"proliferation",
"and",
"neuronal",
"differentiation.",
"Conclusions:",
"The",
"experience",
"of",
"hearing",
"another",
"bird",
"singing",
"alters",
"the",
"profile",
"of",
"miRNAs",
"in",
"the",
"auditory",
"forebrain",
"of",
"zebra",
"finches.",
"The",
"response",
"involves",
"both",
"known",
"conserved",
"miRNAs",
"and",
"novel",
"miRNAs",
"described",
"so",
"far",
"only",
"in",
"the",
"zebra",
"finch,",
"including",
"a",
"novel",
"sex-linked,",
"song-responsive",
"miRNA.",
"These",
"results",
"indicate",
"that",
"miRNAs",
"are",
"likely",
"to",
"contribute",
"to",
"the",
"unique",
"behavioural",
"biology",
"of",
"learned",
"song",
"communication",
"in",
"songbirds.",
"Background",
"Songbirds",
"are",
"important",
"models",
"for",
"exploring",
"the",
"neural",
"and",
"genomic",
"mechanisms",
"underlying",
"vocal",
"communica-",
"tion,",
"social",
"experience",
"and",
"learning",
"(reviewed",
"in",
"[1]).",
"Songbirds",
"communicate",
"using",
"both",
"innate",
"calls",
"and",
"learned",
"vocalizations",
"(songs),",
"and",
"unique",
"specializations",
"of",
"the",
"brain",
"evolved",
"to",
"support",
"this",
"behavior",
"(reviewed",
"in",
"[2]).",
"In",
"the",
"zebra",
"finch,",
"only",
"the",
"male",
"produces",
"songs,",
"although",
"both",
"sexes",
"process",
"and",
"discriminate",
"specific",
"songs",
"[3-6].",
"The",
"genome",
"is",
"actively",
"engaged",
"by",
"song",
"communication,",
"as",
"first",
"shown",
"in",
"an",
"early",
"*",
"Correspondence:",
"dclayton@uiuc.edu",
"†",
"Contributed",
"equally",
"4Department",
"of",
"Cell",
"and",
"Developmental",
"Biology,",
"University",
"of",
"Illinois,",
"Urbana-Champaign,",
"IL",
"61801,",
"USA",
"Full",
"list",
"of",
"author",
"information",
"is",
"available",
"at",
"the",
"end",
"of",
"the",
"article",
"demonstration",
"of",
"how",
"gene",
"responses",
"in",
"the",
"brain",
"dis-",
"criminate",
"among",
"different",
"song",
"stimuli",
"[7].",
"The",
"genomic",
"response",
"is",
"not",
"a",
"simple",
"correlate",
"of",
"neural",
"activity",
"and",
"it",
"can",
"vary",
"significantly",
"according",
"to",
"the",
"salience",
"and",
"behavioral",
"context",
"of",
"the",
"experience",
"[8-13].",
"Recent",
"stu-",
"dies",
"using",
"microarray",
"technology",
"have",
"now",
"shown",
"that",
"song",
"exposure",
"affects",
"the",
"expression",
"of",
"thousands",
"of",
"genes",
"in",
"the",
"auditory",
"forebrain",
"[14,15].",
"Repeated",
"expo-",
"sure",
"to",
"one",
"song",
"leads",
"to",
"an",
"altered",
"gene",
"expression",
"profile,",
"correlated",
"with",
"habituation",
"of",
"both",
"the",
"beha-",
"vioral",
"and",
"immediate",
"genomic",
"responses",
"to",
"that",
"specific",
"song.",
"These",
"observations",
"suggest",
"the",
"involvement",
"of",
"large",
"and",
"dynamic",
"transcriptional",
"network",
"in",
"the",
"recog-",
"nition",
"and",
"memory",
"of",
"complex",
"vocal",
"signals",
"[14].",
"MicroRNAs",
"(miRNAs",
"or",
"miRs)",
"are",
"emerging",
"as",
"potential",
"control",
"points",
"in",
"transcriptional",
"networks,",
"and",
"©",
"2011",
"Gunaratne",
"et",
"al;",
"licensee",
"BioMed",
"Central",
"Ltd.",
"This",
"is",
"an",
"Open",
"Access",
"article",
"distributed",
"under",
"the",
"terms",
"of",
"the",
"Creative",
"Commons",
"Attribution",
"License",
"(http://creativecommons.org/licenses/by/2.0),",
"which",
"permits",
"unrestricted",
"use,",
"distribution,",
"and",
"reproduction",
"in",
"any",
"medium,",
"provided",
"the",
"original",
"work",
"is",
"properly",
"cited."
] | [
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] | [
"Dieter",
"and",
"Estus",
"Molecular",
"Neurodegeneration",
"2010,",
"5:34",
"http://www.molecularneurodegeneration.com/content/5/1/34",
"R",
"E",
"S",
"E",
"A",
"R",
"C",
"H",
"A",
"R",
"T",
"I",
"C",
"L",
"E",
"Open",
"Access",
"Isoform",
"of",
"APOE",
"with",
"retained",
"intron",
"3;",
"quantitation",
"and",
"identification",
"of",
"an",
"associated",
"single",
"nucleotide",
"polymorphism",
"Laura",
"S",
"Dieter,",
"Steven",
"Estus*",
"Abstract",
"Background:",
"Alleles",
"of",
"apolipoprotein",
"E",
"(APOE)",
"are",
"the",
"major",
"genetic",
"risk",
"factor",
"for",
"late",
"onset",
"Alzheimer’s",
"Disease",
"(LOAD).",
"Recently,",
"an",
"APOE",
"splice",
"variant",
"that",
"retains",
"intron",
"3",
"(APOE-I3)",
"was",
"identified.",
"To",
"gain",
"insight",
"into",
"the",
"possible",
"role",
"of",
"this",
"isoform",
"in",
"LOAD,",
"we",
"quantified",
"its",
"expression",
"in",
"a",
"cohort",
"of",
"56",
"human",
"brain",
"specimens",
"by",
"using",
"quantitative",
"RT-PCR.",
"Results:",
"We",
"found",
"that",
"APOE-I3",
"generally",
"represents",
"a",
"low",
"percentage",
"(<",
"0.5%)",
"of",
"overall",
"APOE",
"expression.",
"However,",
"in",
"one",
"specimen,",
"the",
"proportion",
"of",
"APOE-I3",
"was",
"increased",
"about",
"~13",
"fold.",
"This",
"specimen",
"was",
"unique",
"in",
"the",
"cohort",
"for",
"possessing",
"the",
"minor",
"allele",
"of",
"an",
"intron",
"3",
"single",
"nucleotide",
"polymorphism",
"(SNP),",
"rs12982192.",
"Additionally,",
"an",
"allelic",
"expression",
"imbalance",
"study",
"indicated",
"that",
"the",
"rs12982192",
"minor",
"allele",
"was",
"associated",
"with",
"increased",
"APOE-I3",
"expression.",
"Conclusions:",
"Overall,",
"we",
"interpret",
"our",
"results",
"as",
"suggesting",
"that",
"APOE-I3",
"represents",
"a",
"minor",
"portion",
"of",
"APOE",
"expression",
"and",
"that",
"rs12982192",
"is",
"associated",
"with",
"APOE",
"intron",
"3",
"retention.",
"Since",
"the",
"minor",
"allele",
"of",
"this",
"SNP",
"is",
"on",
"the",
"same",
"haplotype",
"as",
"the",
"minor",
"allele",
"of",
"rs429358,",
"which",
"defines",
"the",
"APOE4",
"allele,",
"we",
"speculate",
"that",
"rs12982192",
"may",
"reflect",
"a",
"modest",
"loss",
"of",
"mRNA",
"encoding",
"functional",
"APOE4.",
"Background",
"APOE",
"variants",
"are",
"the",
"single",
"largest",
"genetic",
"factors",
"impacting",
"late",
"onset",
"Alzheimer",
"Disease",
"(LOAD),",
"the",
"most",
"common",
"neurodegenerative",
"disease.",
"In",
"particular,",
"the",
"APOE4",
"allele",
"confers",
"increased",
"risk,",
"being",
"present",
"at",
"a",
"~15%",
"frequency",
"in",
"the",
"general",
"population",
"and",
"at",
"50%",
"in",
"LOAD",
"[1,2].",
"APOE",
"consists",
"of",
"4",
"exons",
"and",
"3",
"introns",
"encoding",
"a",
"total",
"of",
"317",
"amino",
"acids.",
"After",
"cleavage",
"of",
"the",
"signal",
"peptide,",
"the",
"mature",
"APOE",
"protein",
"is",
"299",
"amino",
"acids.",
"Protein",
"translation",
"begins",
"in",
"exon",
"2",
"and",
"ends",
"in",
"exon",
"4.",
"In",
"the",
"brain,",
"APOE",
"transports",
"choles-",
"terol",
"and",
"modulates",
"Aß",
"clearance",
"[1,2].",
"APOE",
"is",
"pri-",
"marily",
"secreted",
"by",
"astrocytes",
"[3,4]",
"with",
"microglia",
"[5]",
"and,",
"possibly,",
"stressed",
"neurons",
"also",
"contributing",
"to",
"APOE",
"production",
"[6].",
"Overall,",
"insights",
"into",
"APOE",
"expression",
"will",
"provide",
"further",
"information",
"on",
"AD",
"risk.",
"Recently,",
"Xu",
"et",
"al",
"reported",
"an",
"APOE",
"isoform",
"that",
"retained",
"intron",
"3",
"(APOE-I3)",
"and",
"was",
"increased",
"with",
"*",
"Correspondence:",
"steve.estus@uky.edu",
"Department",
"of",
"Physiology",
"and",
"Sanders-Brown",
"Center",
"on",
"Aging,",
"University",
"of",
"Kentucky,",
"Lexington,",
"KY,",
"USA",
"neuronal",
"stress",
"in",
"murine",
"models",
"[7].",
"To",
"gain",
"insights",
"into",
"this",
"novel",
"APOE",
"isoform",
"in",
"humans,",
"we",
"quantified",
"APOE-I3",
"as",
"well",
"as",
"the",
"normal",
"length",
"APOE",
"(APOE-NL)",
"in",
"a",
"cohort",
"of",
"56",
"AD",
"and",
"non-AD",
"brain",
"samples.",
"We",
"report",
"that",
"APOE-I3",
"represents",
"a",
"low",
"proportion",
"of",
"over-",
"all",
"APOE",
"expression.",
"In",
"addition,",
"we",
"identified",
"an",
"indivi-",
"dual",
"with",
"significantly",
"increased",
"expression",
"of",
"the",
"APOE-",
"I3",
"isoform.",
"Further",
"analysis",
"revealed",
"that",
"this",
"individual",
"was",
"unique",
"in",
"the",
"cohort",
"for",
"an",
"intron",
"3",
"single",
"nucleotide",
"polymorphism",
"(SNP),",
"rs12982192.",
"Moreover,",
"APOE-I3",
"was",
"in",
"allelic",
"expression",
"imbalance",
"(AEI)",
"in",
"this",
"indivi-",
"dual",
"such",
"that",
"the",
"minor",
"allele",
"of",
"rs12982192",
"correlated",
"with",
"increased",
"expression",
"of",
"the",
"APOE-I3",
"isoform.",
"Over-",
"all,",
"we",
"interpret",
"our",
"results",
"as",
"suggesting",
"that",
"APOE-I3",
"represents",
"a",
"minor",
"portion",
"of",
"APOE",
"expression",
"and",
"that",
"rs12982192",
"is",
"associated",
"with",
"APOE",
"intron",
"3",
"retention.",
"Materials",
"and",
"methods",
"Human",
"autopsy",
"tissue",
"The",
"human",
"autopsy",
"tissue",
"specimens",
"used",
"here",
"have",
"been",
"described",
"elsewhere",
"[8,9].",
"Briefly,",
"anterior",
"cingulate",
"tissue",
"©",
"2010",
"Dieter",
"and",
"Estus;",
"licensee",
"BioMed",
"Central",
"Ltd.",
"This",
"is",
"an",
"Open",
"Access",
"article",
"distributed",
"under",
"the",
"terms",
"of",
"the",
"Creative",
"Commons",
"Attribution",
"License",
"(http://creativecommons.org/licenses/by/2.0),",
"which",
"permits",
"unrestricted",
"use,",
"distribution,",
"and",
"reproduction",
"in",
"any",
"medium,",
"provided",
"the",
"original",
"work",
"is",
"properly",
"cited."
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] | [
"Chiropractic",
"&",
"Osteopathy",
"Commentary",
"Common",
"errors",
"and",
"clinical",
"guidelines",
"for",
"manual",
"muscle",
"testing:",
"\"the",
"arm",
"test\"",
"and",
"other",
"inaccurate",
"procedures",
"Walter",
"H",
"Schmitt",
"Jr*",
"and",
"Scott",
"C",
"Cuthbert",
"BioMed",
"Central",
"Open",
"Access",
"Address:",
"Chiropractic",
"Health",
"Center,",
"255",
"West",
"Abriendo",
"Avenue,",
"Pueblo,",
"CO",
"81004,",
"USA",
"Email:",
"Walter",
"H",
"Schmitt*",
"-",
"wallys@mindspring.com;",
"Scott",
"C",
"Cuthbert",
"-",
"cranialdc@hotmail.com",
"*",
"Corresponding",
"author",
"Published:",
"19",
"December",
"2008",
"Chiropractic",
"&",
"Osteopathy",
"2008,",
"16:16",
"doi:10.1186/1746-1340-16-16",
"This",
"article",
"is",
"available",
"from:",
"http://www.chiroandosteo.com/content/16/1/16",
"Received:",
"2",
"June",
"2008",
"Accepted:",
"19",
"December",
"2008",
"©",
"2008",
"Schmitt",
"and",
"Cuthbert;",
"licensee",
"BioMed",
"Central",
"Ltd.",
"This",
"is",
"an",
"Open",
"Access",
"article",
"distributed",
"under",
"the",
"terms",
"of",
"the",
"Creative",
"Commons",
"Attribution",
"License",
"(http://creativecommons.org/licenses/by/2.0),",
"which",
"permits",
"unrestricted",
"use,",
"distribution,",
"and",
"reproduction",
"in",
"any",
"medium,",
"provided",
"the",
"original",
"work",
"is",
"properly",
"cited.",
"Abstract",
"Background:",
"The",
"manual",
"muscle",
"test",
"(MMT)",
"has",
"been",
"offered",
"as",
"a",
"chiropractic",
"assessment",
"tool",
"that",
"may",
"help",
"diagnose",
"neuromusculoskeletal",
"dysfunction.",
"We",
"contend",
"that",
"due",
"to",
"the",
"number",
"of",
"manipulative",
"practitioners",
"using",
"this",
"test",
"as",
"part",
"of",
"the",
"assessment",
"of",
"patients,",
"clinical",
"guidelines",
"for",
"the",
"MMT",
"are",
"required",
"to",
"heighten",
"the",
"accuracy",
"in",
"the",
"use",
"of",
"this",
"tool.",
"Objective:",
"To",
"present",
"essential",
"operational",
"definitions",
"of",
"the",
"MMT",
"for",
"chiropractors",
"and",
"other",
"clinicians",
"that",
"should",
"improve",
"the",
"reliability",
"of",
"the",
"MMT",
"as",
"a",
"diagnostic",
"test.",
"Controversy",
"about",
"the",
"usefulness",
"and",
"reliability",
"of",
"the",
"MMT",
"for",
"chiropractic",
"diagnosis",
"is",
"ongoing,",
"and",
"clinical",
"guidelines",
"about",
"the",
"MMT",
"are",
"needed",
"to",
"resolve",
"confusion",
"regarding",
"the",
"MMT",
"as",
"used",
"in",
"clinical",
"practice",
"as",
"well",
"as",
"the",
"evaluation",
"of",
"experimental",
"evidence",
"concerning",
"its",
"use.",
"Discussion:",
"We",
"expect",
"that",
"the",
"resistance",
"to",
"accept",
"the",
"MMT",
"as",
"a",
"reliable",
"and",
"valid",
"diagnostic",
"tool",
"will",
"continue",
"within",
"some",
"portions",
"of",
"the",
"manipulative",
"professions",
"if",
"clinical",
"guidelines",
"for",
"the",
"use",
"of",
"MMT",
"methods",
"are",
"not",
"established",
"and",
"accepted.",
"Unreliable",
"assessments",
"of",
"this",
"method",
"of",
"diagnosis",
"will",
"continue",
"when",
"non-standard",
"MMT",
"research",
"papers",
"are",
"considered",
"representative",
"of",
"the",
"methods",
"used",
"by",
"properly",
"trained",
"clinicians.",
"Conclusion:",
"Practitioners",
"who",
"employ",
"the",
"MMT",
"should",
"use",
"these",
"clinical",
"guidelines",
"for",
"improving",
"their",
"use",
"of",
"the",
"MMT",
"in",
"their",
"assessments",
"of",
"muscle",
"dysfunction",
"in",
"patients",
"with",
"musculoskeletal",
"pain.",
"Background",
"Since",
"Goodheart",
"introduced",
"applied",
"kinesiology",
"(AK)",
"as",
"a",
"chiropractic",
"clinical",
"concept",
"in",
"1964",
"[1],",
"the",
"use",
"of",
"man-",
"ual",
"muscle",
"testing",
"(MMT)",
"has",
"become",
"widespread",
"throughout",
"the",
"chiropractic",
"profession",
"and",
"has",
"spilled",
"over",
"into",
"the",
"medical,",
"dental",
"and",
"other",
"health",
"professions",
"as",
"a",
"mode",
"of",
"analysis",
"of",
"nervous",
"system",
"function",
"[2-17].",
"The",
"MMT",
"is",
"used",
"in",
"the",
"chiropractic,",
"orthopedic,",
"neuro-",
"logical,",
"medical,",
"dental,",
"homeopathic,",
"and",
"physical",
"ther-",
"apy",
"arenas",
"to",
"assess",
"locomotor",
"system",
"dysfunction",
"and",
"to",
"determine",
"a",
"patient's",
"progress",
"during",
"therapy.",
"In",
"the",
"words",
"of",
"the",
"cliché,",
"\"Imitation",
"is",
"the",
"sincerest",
"form",
"of",
"flattery.\"",
"In",
"the",
"practice",
"of",
"muscle",
"testing,",
"however,",
"imi-",
"tation",
"has",
"proven",
"to",
"be",
"an",
"embarcadero",
"for",
"inconsistency.",
"All",
"too",
"many",
"well-meaning",
"clinical",
"investigators",
"observed",
"the",
"phenomena",
"of",
"muscles",
"strengthening",
"and",
"weakening",
"during",
"standard",
"AK",
"and",
"MMT",
"procedures,",
"and",
"have",
"Page",
"1",
"of",
"14",
"(page",
"number",
"not",
"for",
"citation",
"purposes)"
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] | [
"Co-Administration",
"of",
"IL-1+IL-6+TNF-a",
"with",
"Mycobacterium",
"tuberculosis",
"Infected",
"Macrophages",
"Vaccine",
"Induces",
"Better",
"Protective",
"T",
"Cell",
"Memory",
"than",
"BCG",
"Vijender",
"Singh",
"1",
",",
"Shweta",
"Jain1,",
"Uthaman",
"Gowthaman",
"1",
",",
"Pankaj",
"Parihar1,",
"Pushpa",
"Gupta2,",
"Umesh",
"D.",
"Gupta2,",
"Javed",
"N.",
"Agrewala1*",
"1",
"Immunology",
"Laboratory,",
"Institute",
"of",
"Microbial",
"Technology,",
"Chandigarh,",
"India,",
"2",
"National",
"JALMA",
"Institute",
"for",
"Leprosy",
"and",
"Other",
"Mycobacterial",
"Diseases,",
"Agra,",
"India",
"Abstract",
"BCG",
"has",
"been",
"administered",
"globally",
"for",
"more",
"than",
"75",
"years,",
"yet",
"tuberculosis",
"(TB)",
"continues",
"to",
"kill",
"more",
"than",
"2",
"million",
"people",
"annually.",
"Further,",
"BCG",
"protects",
"childhood",
"TB",
"but",
"is",
"quite",
"inefficient",
"in",
"adults.",
"This",
"indicates",
"that",
"BCG",
"fails",
"to",
"induce",
"long-term",
"protection.",
"Hence",
"there",
"is",
"a",
"need",
"to",
"explore",
"alternative",
"vaccination",
"strategies",
"that",
"can",
"stimulate",
"enduring",
"T",
"cell",
"memory",
"response.",
"Dendritic",
"cell",
"based",
"vaccination",
"has",
"attained",
"extensive",
"popularity",
"following",
"their",
"success",
"in",
"various",
"malignancies.",
"In",
"our",
"previous",
"study,",
"we",
"have",
"established",
"a",
"novel",
"and",
"unique",
"vaccination",
"strategy",
"against",
"Mycobacterium",
"tuberculosis",
"(M.",
"tb)",
"and",
"Salmonella",
"typhimurium",
"by",
"utilizing",
"infected",
"macrophages",
"(IM).",
"In",
"short-term",
"experiments",
"(30",
"days),",
"substantial",
"degree",
"of",
"protection",
"was",
"observed.",
"However,",
"remarkable",
"difference",
"was",
"not",
"observed",
"in",
"long-term",
"studies",
"(240",
"days)",
"due",
"to",
"failure",
"of",
"the",
"vaccine",
"to",
"generate",
"long-lasting",
"memory",
"T",
"cells.",
"Hence,",
"in",
"the",
"present",
"study",
"we",
"employed",
"T",
"cell",
"memory",
"augmenting",
"cytokines",
"IL-1+IL-6+TNF-a",
"and",
"IL-7+IL-15",
"for",
"the",
"induction",
"of",
"the",
"enhancement",
"of",
"long-term",
"protection",
"by",
"the",
"vaccine.",
"We",
"co-administered",
"the",
"M.",
"tb",
"infected",
"macrophages",
"vaccine",
"with",
"IL-1+IL-6+TNF-a",
"(IM-1.6.a)",
"and",
"IL-7+IL-15",
"(IM-7.15).",
"The",
"mice",
"were",
"then",
"rested",
"for",
"a",
"reasonably",
"large",
"period",
"(240",
"days)",
"to",
"study",
"the",
"bona",
"fide",
"T",
"cell",
"memory",
"response",
"before",
"exposing",
"them",
"to",
"aerosolized",
"M.",
"tb.",
"IM-1.6.a",
"but",
"not",
"IM-7.15",
"significantly",
"improved",
"memory",
"T",
"cell",
"response",
"against",
"M.",
"tb,",
"as",
"evidenced",
"by",
"recall",
"responses",
"of",
"memory",
"T",
"cells,",
"expansion",
"of",
"both",
"central",
"as",
"well",
"as",
"effector",
"memory",
"CD4",
"and",
"CD8",
"T",
"cell",
"pools,",
"elicitation",
"of",
"mainly",
"Th1",
"memory",
"response,",
"reduction",
"in",
"the",
"mycobacterial",
"load",
"and",
"alleviated",
"lung",
"pathology.",
"Importantly,",
"the",
"protection",
"induced",
"by",
"IM-1.6.a",
"was",
"significantly",
"better",
"than",
"BCG.",
"Thus,",
"this",
"study",
"demonstrates",
"that",
"not",
"only",
"antigen-pulsed",
"DCs",
"can",
"be",
"successfully",
"employed",
"as",
"vaccines",
"against",
"cancer",
"and",
"infectious",
"diseases",
"but",
"also",
"macrophages",
"infected",
"with",
"M.",
"tb",
"can",
"be",
"utilized",
"with",
"great",
"efficacy",
"especially",
"in",
"protection",
"against",
"TB.",
"Citation:",
"Singh",
"V,",
"Jain",
"S,",
"Gowthaman",
"U,",
"Parihar",
"P,",
"Gupta",
"P,",
"et",
"al.",
"(2011)",
"Co-Administration",
"of",
"IL-1+IL-6+TNF-a",
"with",
"Mycobacterium",
"tuberculosis",
"Infected",
"Macrophages",
"Vaccine",
"Induces",
"Better",
"Protective",
"T",
"Cell",
"Memory",
"than",
"BCG.",
"PLoS",
"ONE",
"6(1):",
"e16097.",
"doi:10.1371/journal.pone.0016097",
"Editor:",
"Leonardo",
"A.",
"Sechi,",
"Universita",
"di",
"Sassari,",
"Italy",
"Received",
"November",
"30,",
"2010;",
"Accepted",
"December",
"10,",
"2010;",
"Published",
"January",
"19,",
"2011",
"Copyright:",
"2011",
"Singh",
"et",
"al.",
"This",
"is",
"an",
"open-access",
"article",
"distributed",
"under",
"the",
"terms",
"of",
"the",
"Creative",
"Commons",
"Attribution",
"License,",
"which",
"permits",
"unrestricted",
"use,",
"distribution,",
"and",
"reproduction",
"in",
"any",
"medium,",
"provided",
"the",
"original",
"author",
"and",
"source",
"are",
"credited.",
"Funding:",
"This",
"study",
"is",
"supported",
"by",
"the",
"Indian",
"Council",
"of",
"Medical",
"Research",
"(Grant",
"Reference",
"No.",
"5/8/5/6/2005-ECD-I)",
"and",
"Department",
"of",
"Biotechnology",
"(Grant",
"Reference",
"No.",
"BT/PR6219/Med/14/762/2005),",
"New",
"Delhi,",
"India.",
"The",
"funders",
"had",
"no",
"role",
"in",
"study",
"design,",
"data",
"collection",
"and",
"analysis,",
"decision",
"to",
"publish,",
"or",
"preparation",
"of",
"the",
"manuscript.",
"Competing",
"Interests:",
"The",
"authors",
"have",
"declared",
"that",
"no",
"competing",
"interests",
"exist.",
"*",
"E-mail:",
"javed@imtech.res.in",
"Introduction",
"In",
"1992,",
"nearly",
"100",
"million",
"children",
"received",
"BCG",
"[1].",
"Despite",
"the",
"reality",
"that",
"more",
"people",
"have",
"been",
"immunized",
"with",
"BCG",
"than",
"any",
"other",
"vaccine,",
"TB",
"continues",
"to",
"kill",
"some",
"2",
"million",
"people",
"annually",
"and",
"2",
"billion",
"people",
"worldwide",
"are",
"infected",
"with",
"M.",
"tb",
"[2].",
"Hence,",
"the",
"protective",
"efficacy",
"of",
"the",
"BCG",
"vaccine",
"remains",
"doubtful.",
"The",
"wide",
"spread",
"of",
"TB",
"has",
"been",
"further",
"aggravated",
"by",
"the",
"emergence",
"of",
"multidrug-resistant",
"(MDR)",
"strains",
"of",
"mycobac-",
"teria",
"and",
"the",
"AIDS-pandemic",
"[3].",
"Therefore,",
"there",
"is",
"a",
"serious",
"need",
"and",
"challenge",
"for",
"scientific",
"community",
"to",
"develop",
"alternative",
"vaccines",
"for",
"the",
"control",
"of",
"the",
"disease.",
"Approximately",
"one-third",
"of",
"the",
"world",
"population",
"is",
"infected",
"with",
"M.",
"tb,",
"but",
"only",
"5%–10%",
"contract",
"active",
"disease",
"while",
"remaining",
"develop",
"effective",
"immunity",
"[2].",
"Further,",
"mice",
"cleared",
"of",
"TB",
"infection",
"respond",
"vigorously",
"upon",
"re-exposure",
"to",
"mycobacteria",
"and",
"remain",
"protected",
"[4].",
"This",
"suggests",
"that",
"infection",
"with",
"viable",
"mycobacteria",
"develop",
"effective",
"and",
"long-lasting",
"protective",
"immu-",
"nity.",
"There",
"may",
"exist",
"a",
"possibility",
"that",
"growing",
"bacilli",
"express",
"discrete",
"molecules",
"inside",
"the",
"macrophage",
"[5],",
"that",
"may",
"act",
"as",
"protective",
"antigens",
"necessary",
"for",
"the",
"generation",
"of",
"effector",
"and",
"memory",
"T",
"cells",
"responsible",
"for",
"protective",
"immunity.",
"Whether",
"such",
"protective",
"antigens",
"of",
"M.",
"tb",
"that",
"can",
"be",
"exploited",
"as",
"vaccines,",
"still",
"remains",
"to",
"be",
"identified.",
"[4,5].",
"Incidentally,",
"the",
"antigens",
"isolated",
"from",
"in",
"vitro",
"cultures",
"have",
"failed",
"to",
"generate",
"considerable",
"protective",
"immunity,",
"corroborating",
"to",
"the",
"above",
"mentioned",
"hypothesis",
"[6,7].",
"In",
"the",
"past",
"few",
"decades,",
"a",
"number",
"of",
"new",
"vaccine",
"approaches",
"like",
"naked",
"DNA",
"vaccines,",
"live",
"attenuated",
"vaccines",
"and",
"subunit",
"vaccines",
"have",
"been",
"elucidated.",
"Unfortunately,",
"none",
"of",
"them",
"worked",
"successfully",
"against",
"TB",
"since",
"they",
"failed",
"to",
"generate",
"long-",
"lasting",
"memory",
"cells",
"[8].",
"This",
"indicates",
"that",
"novel",
"and",
"unique",
"vaccination",
"strategies",
"still",
"need",
"to",
"be",
"explored",
"for",
"TB.",
"Recently,",
"many",
"studies",
"have",
"highlighted",
"the",
"role",
"of",
"cell-based",
"vaccines",
"viz.",
"antigen-loaded",
"DCs",
"to",
"evoke",
"protective",
"T",
"cell",
"PLoS",
"ONE",
"|",
"www.plosone.org",
"1",
"January",
"2011",
"|",
"Volume",
"6",
"|",
"Issue",
"1",
"|",
"e16097"
] | [
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] | [
"organic",
"compounds",
"Acta",
"Crystallographica",
"Section",
"E",
"Structure",
"Reports",
"Online",
"ISSN",
"1600-5368",
"Dihalogenated",
"trichodermin",
"(4b-",
"acetoxy-9,10-dibromo-12,13-epoxytri-",
"chothec)",
"Jin-Hao",
"Zhao,a",
"Yong",
"Zhou,b",
"Jian-Gong",
"Zhang,a",
"Jing-Li",
"Chenga",
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"Fu-Cheng",
"Linc*",
"aInstitute",
"of",
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"Environmental",
"Toxicology,",
"Zhejiang",
"University,",
"Hangzhou",
"310029,",
"People’s",
"Republic",
"of",
"China,",
"bCollege",
"of",
"Chemical",
"Engineering",
"and",
"Materials",
"Science,",
"Zhejiang",
"University",
"Of",
"Technology,",
"Hangzhou",
"310032,",
"People’s",
"Republic",
"of",
"China,",
"and",
"cInstitute",
"of",
"Biotechnology,",
"Zhejiang",
"University,",
"Hangzhou",
"310029,",
"People’s",
"Republic",
"of",
"China",
"Correspondence",
"e-mail:",
"fuchenglin@zj.com",
"Received",
"30",
"November",
"2009;",
"accepted",
"15",
"December",
"2009",
"Key",
"indicators:",
"single-crystal",
"X-ray",
"study;",
"T",
"=",
"296",
"K;",
"mean",
"(C–C)",
"=",
"0.007",
"A˚;",
"R",
"factor",
"=",
"0.032;",
"wR",
"factor",
"=",
"0.095;",
"data-to-parameter",
"ratio",
"=",
"17.2.",
"In",
"the",
"title",
"dihalogenated",
"trichodermin",
"molecule,",
"C17H24Br2O4",
"(systematic",
"name:",
"9,10-dibromo-12,13-epoxy-",
"trichothec-9-en-4",
"-yl",
"acetate),",
"the",
"five-membered",
"ring",
"displays",
"an",
"envelope",
"conformation,",
"whereas",
"the",
"two",
"six-",
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"rings",
"show",
"the",
"same",
"conformation,",
"viz.",
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"As",
"for",
"the",
"seven-membered",
"ring,",
"the",
"dihedral",
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"the",
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"by",
"the",
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"C",
"atoms",
"of",
"the",
"envelope",
"unit",
"and",
"the",
"three",
"C",
"and",
"one",
"O",
"atoms",
"of",
"the",
"six-membered",
"chair",
"is",
"69.08",
"(4)",
";",
"these",
"two",
"mean",
"planes",
"are",
"nearly",
"perpendicular",
"to",
"the",
"epoxy",
"ring",
"with",
"angles",
"of",
"87.53",
"(4)",
"and",
"88.67",
"(4)",
",",
"respectively.",
"Related",
"literature",
"For",
"the",
"fungicidal",
"activity",
"of",
"trichodermin,",
"see:",
"Zhang",
"et",
"al.",
"(2007).",
"Trichodermin",
"is",
"a",
"member",
"of",
"the",
"4",
"-aceoxy-12,13-",
"epoxytrichothecene",
"family,",
"see:",
"Nielsen",
"et",
"al.",
"(2005).",
"For",
"the",
"structure",
"of",
"trichodermin,",
"see:",
"Chen",
"et",
"al.",
"(2008)",
"and",
"for",
"the",
"structure",
"of",
"a",
"trichodermin",
"derivative,",
"see:",
"Cheng",
"et",
"al.",
"(2009).",
"Experimental",
"Crystal",
"data",
"C17H24Br2O4",
"Mr",
"=",
"452.18",
"Monoclinic,",
"P21",
"a",
"=",
"10.0120",
"(4)",
"A˚",
"b",
"=",
"8.3397",
"(4)",
"A˚",
"c",
"=",
"11.1235",
"(6)",
"A˚",
"=",
"106.6220",
"(10)",
"Data",
"collection",
"Rigaku",
"R-AXIS",
"RAPID",
"diffractometer",
"Absorption",
"correction:",
"multi-scan",
"(ABSCOR:",
"Higashi,",
"1995)",
"Tmin",
"=",
"0.323,",
"Tmax",
"=",
"0.633",
"Refinement",
"R[F",
"2",
">",
"2",
"(F",
"2)]",
"=",
"0.032",
"wR(F",
"2)",
"=",
"0.095",
"S",
"=",
"1.00",
"3667",
"reflections",
"213",
"parameters",
"1",
"restraint",
"V",
"=",
"889.97",
"(7)",
"A˚",
"3",
"Z",
"=",
"2",
"Mo",
"K",
"radiation",
"=",
"4.57",
"mm",
"1",
"T",
"=",
"296",
"K",
"0.26",
"0.20",
"0.10",
"mm",
"8698",
"measured",
"reflections",
"3667",
"independent",
"reflections",
"2752",
"reflections",
"with",
"I",
">",
"2",
"(I)",
"Rint",
"=",
"0.032",
"H-atom",
"parameters",
"constrained",
"max",
"=",
"0.67",
"e",
"A˚",
"3",
"min",
"=",
"0.65",
"e",
"A˚",
"3",
"Absolute",
"structure:",
"Flack",
"(1983),",
"1506",
"Friedel",
"pairs",
"Flack",
"parameter:",
"0.000",
"(15)",
"Data",
"collection:",
"PROCESS-AUTO",
"(Rigaku,",
"2006);",
"cell",
"refine-",
"ment:",
"PROCESS-AUTO;",
"data",
"reduction:",
"CrystalStructure",
"(Rigaku,",
"2007);",
"program(s)",
"used",
"to",
"solve",
"structure:",
"SHELXS97",
"(Sheldrick,",
"2008);",
"program(s)",
"used",
"to",
"refine",
"structure:",
"SHELXL97",
"(Sheldrick,",
"2008);",
"molecular",
"graphics:",
"ORTEP-3",
"for",
"Windows",
"(Farrugia,",
"1997);",
"software",
"used",
"to",
"prepare",
"material",
"for",
"publication:",
"WinGX",
"(Farrugia,",
"1999)",
"and",
"PLATON",
"(Spek,",
"2009).",
"The",
"work",
"was",
"supported",
"by",
"the",
"National",
"Natural",
"Science",
"Foundation",
"of",
"China",
"(No.",
"30700532)",
"and",
"the",
"Science",
"and",
"Technology",
"Project",
"of",
"Zhejiang",
"Province",
"(No.",
"2009",
"C21014).",
"The",
"authors",
"are",
"grateful",
"to",
"Professor",
"Jianming",
"Gu",
"for",
"the",
"crystal",
"structure",
"analysis.",
"Supplementary",
"data",
"and",
"figures",
"for",
"this",
"paper",
"are",
"available",
"from",
"the",
"IUCr",
"electronic",
"archives",
"(Reference:",
"SI2228).",
"References",
"Chen,",
"S.-Y.,",
"Zhang,",
"C.-L.,",
"Chen,",
"Y.-Z.",
"&",
"Lin,",
"F.-C.",
"(2008).",
"Acta",
"Cryst.",
"E64,",
"o702.",
"Cheng,",
"J.-L.,",
"Zhou,",
"Y.,",
"Lin,",
"F.-C.,",
"Zhao,",
"J.-H.",
"&",
"Zhu,",
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"(2009).",
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"Appl.",
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"(1983).",
"Acta",
"Cryst.",
"A39,",
"876–881.",
"Higashi,",
"T.",
"(1995).",
"ABSCOR.",
"Rigaku",
"Corporation,",
"Tokyo,",
"Japan.",
"Nielsen,",
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"Corporation,",
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"Japan.",
"Rigaku",
"(2007).",
"CrystalStructure.",
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"Cryst.",
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"148–155.",
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"C.,",
"Liu,",
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"E66,",
"o210"
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483,
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560,
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549,
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427,
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483,
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548,
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551,
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721,
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427,
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677,
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427,
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481,
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509,
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511,
849,
518,
863
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521,
849,
566,
863
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568,
849,
580,
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632,
863
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635,
849,
687,
863
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689,
849,
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427,
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443,
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446,
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482,
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550,
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615,
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667,
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697,
864,
709,
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[
711,
864,
728,
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731,
864,
761,
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[
427,
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461,
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464,
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] | [
"A",
"Cell-free",
"Assay",
"System",
"for",
"b-Catenin",
"Signaling",
"that",
"Recapitulates",
"Direct",
"Inductive",
"Events",
"in",
"the",
"Early",
"Xenopus",
"laevis",
"Embryo",
"Richard",
"W.",
"Nelson",
"and",
"Barry",
"M.",
"Gumbiner",
"Cellular",
"Biochemistry",
"and",
"Biophysics",
"Program,",
"Memorial",
"Sloan-Kettering",
"Cancer",
"Center,",
"New",
"York,",
"New",
"York",
"10021",
"Abstract.",
"In",
"vertebrate",
"embryos,",
"signaling",
"via",
"the",
"b-catenin",
"protein",
"is",
"known",
"to",
"play",
"an",
"essential",
"role",
"in",
"the",
"induction",
"of",
"the",
"dorsal",
"axis.",
"In",
"its",
"signaling",
"capacity,",
"b-catenin",
"acts",
"directly",
"to",
"affect",
"target",
"gene",
"transcrip-",
"tion,",
"in",
"concert",
"with",
"transcription",
"factors",
"of",
"the",
"TCF/",
"LEF",
"family.",
"We",
"have",
"developed",
"a",
"cell-free",
"in",
"vitro",
"as-",
"say",
"for",
"b-catenin",
"signaling",
"activity",
"that",
"utilizes",
"tran-",
"scriptionally",
"active",
"nuclei",
"and",
"cytoplasm",
"from",
"cleavage-",
"blocked",
"Xenopus",
"laevis",
"embryos.",
"Under",
"these",
"assay",
"conditions,",
"we",
"demonstrate",
"that",
"either",
"addition",
"of",
"b-catenin",
"protein",
"or",
"upstream",
"activation",
"of",
"the",
"b-cate-",
"nin",
"signaling",
"pathway",
"can",
"induce",
"the",
"expression",
"of",
"de-",
"velopmentally",
"relevant",
"target",
"genes.",
"Addition",
"of",
"exoge-",
"nous",
"b-catenin",
"protein",
"induced",
"expression",
"of",
"Siamois,",
"XTwin,",
"Xnr3,",
"and",
"Cerberus",
"mRNAs",
"in",
"a",
"protein",
"syn-",
"thesis",
"independent",
"manner,",
"whereas",
"a",
"panel",
"of",
"other",
"Spemann",
"organizer-specific",
"genes",
"did",
"not",
"respond",
"to",
"b-catenin.",
"Lithium",
"induction",
"of",
"the",
"b-catenin",
"signaling",
"A",
"S",
"a",
"b-catenin",
"key",
"intermediate",
"and",
"its",
"homologues",
"in",
"the",
"Wnt",
"signaling",
"are",
"known",
"pathway,",
"to",
"play",
"important",
"roles",
"in",
"numerous",
"developmental",
"pro-",
"cesses,",
"including",
"segmentation",
"in",
"Drosophila",
"melanogaster",
"(Peifer",
"et",
"al.,",
"1991),",
"cell",
"fate",
"determinations",
"in",
"Caenorhab-",
"ditis",
"elegans",
"(Thorpe",
"et",
"al.,",
"1997;",
"Giarre",
"et",
"al.,",
"1998),",
"and",
"dorsal",
"axis",
"formation",
"in",
"vertebrates",
"(McCrea",
"et",
"al.,",
"1993;",
"Heasman",
"et",
"al.,",
"1994;",
"Funayama",
"et",
"al.,",
"1995).",
"In",
"addition",
"to",
"its",
"role",
"in",
"developmental",
"events,",
"the",
"loss",
"of",
"control",
"of",
"b-catenin",
"signaling",
"has",
"been",
"shown",
"to",
"be",
"an",
"essential",
"step",
"in",
"the",
"progression",
"of",
"cancer",
"in",
"certain",
"differentiated",
"tis-",
"sues",
"(for",
"review,",
"see",
"Gumbiner,",
"1997;",
"Bullions",
"and",
"Le-",
"vine,",
"1998).",
"As",
"a",
"central",
"component",
"of",
"the",
"cadherin",
"adhesion",
"com-",
"plex,",
"b-catenin",
"is",
"expressed",
"widely",
"in",
"the",
"cells",
"of",
"verte-",
"brates.",
"However,",
"this",
"cadherin-bound",
"pool",
"of",
"b-catenin",
"is",
"not",
"thought",
"to",
"directly",
"participate",
"in",
"signaling.",
"Rather,",
"a",
"Address",
"correspondence",
"to",
"Barry",
"M.",
"Gumbiner,",
"Cellular",
"Biochemistry",
"and",
"Biophysics",
"Program,",
"Memorial",
"Sloan-Kettering",
"Cancer",
"Center,",
"New",
"York,",
"NY",
"10021.",
"Tel.:",
"(212)",
"639-6146.",
"E-mail:",
"b-gumbiner@ski.mskcc.org",
"Richard",
"W.",
"Nelson’s",
"current",
"address",
"is",
"Biology",
"Department,",
"Wabash",
"College,",
"Crawfordsville,",
"IN",
"47933.",
"pathway,",
"which",
"is",
"thought",
"to",
"cause",
"b-catenin",
"accumula-",
"tion",
"by",
"inhibiting",
"its",
"proteasome-dependent",
"degrada-",
"tion,",
"caused",
"increased",
"expression",
"of",
"Siamois",
"in",
"a",
"pro-",
"tein",
"synthesis",
"independent",
"fashion.",
"This",
"result",
"suggests",
"that",
"b-catenin",
"derived",
"from",
"a",
"preexisting",
"pool",
"can",
"be",
"activated",
"to",
"signal,",
"and",
"that",
"accumulation",
"of",
"this",
"acti-",
"vated",
"form",
"does",
"not",
"require",
"ongoing",
"synthesis.",
"Further-",
"more,",
"activation",
"of",
"the",
"signaling",
"pathway",
"with",
"lithium",
"did",
"not",
"detectably",
"alter",
"cytoplasmic",
"b-catenin",
"levels",
"and",
"was",
"insensitive",
"to",
"inhibition",
"of",
"the",
"proteasome-",
"dependent",
"degradation",
"pathway.",
"Taken",
"together,",
"these",
"results",
"suggest",
"that",
"activation",
"of",
"b-catenin",
"signaling",
"by",
"lithium",
"in",
"this",
"system",
"may",
"occur",
"through",
"a",
"distinct",
"acti-",
"vation",
"mechanism",
"that",
"does",
"not",
"require",
"modulation",
"of",
"levels",
"through",
"regulation",
"of",
"proteasomal",
"degradation.",
"Key",
"words:",
"b-catenin",
"•",
"Xenopus",
"laevis",
"•",
"Siamois",
"•",
"signaling",
"•",
"assay",
"pool",
"of",
"free",
"b-catenin",
"(not",
"bound",
"to",
"cadherins)",
"enters",
"the",
"nucleus",
"(Fagotto",
"et",
"al.,",
"1998)",
"and,",
"through",
"direct",
"interac-",
"tion",
"with",
"transcription",
"factors",
"of",
"the",
"TCF/LEF",
"family,",
"af-",
"fects",
"transcriptional",
"activation",
"at",
"target",
"gene",
"promoters",
"(Behrens",
"et",
"al.,",
"1996;",
"Huber",
"et",
"al.,",
"1996;",
"Molenaar",
"et",
"al.,",
"1996).",
"Therefore,",
"modulation",
"of",
"the",
"levels",
"or",
"activity",
"of",
"these",
"noncadherin",
"bound",
"pool(s)",
"of",
"b-catenin",
"is",
"likely",
"to",
"be",
"crucial",
"for",
"effective",
"control",
"of",
"the",
"signaling",
"pathway.",
"Maintenance",
"of",
"low",
"levels",
"of",
"cytoplasmic",
"b-catenin",
"is",
"brought",
"about",
"by",
"ubiquitin-dependent",
"degradation",
"(Ab-",
"erle",
"et",
"al.,",
"1997;",
"Orford",
"et",
"al.,",
"1997;",
"Jiang",
"and",
"Struhl,",
"1998;",
"Marikawa",
"and",
"Elinson,",
"1998;",
"for",
"review,",
"see",
"Maniatis,",
"1999).",
"In",
"cell",
"culture",
"systems,",
"ubiquitin-dependent",
"degra-",
"dation",
"of",
"b-catenin",
"is",
"facilitated",
"by",
"the",
"interaction",
"of",
"b-catenin",
"with",
"a",
"number",
"of",
"proteins,",
"including",
"axin/conduc-",
"tin",
"(Zeng",
"et",
"al.,",
"1997;",
"Behrens",
"et",
"al.,",
"1998;",
"Hart",
"et",
"al.,",
"1998;",
"Ikeda",
"et",
"al.,",
"1998;",
"Itoh",
"et",
"al.,",
"1998;",
"Kishida",
"et",
"al.,",
"1998;",
"Na-",
"kamura",
"et",
"al.,",
"1998;",
"Yamamoto",
"et",
"al.,",
"1998),",
"the",
"adenoma-",
"tous",
"polyposis",
"coli",
"(APC)1",
"protein",
"(Rubinfeld",
"et",
"al.,",
"1993;",
"1.",
"Abbreviations",
"used",
"in",
"this",
"paper:",
"APC,",
"adenomatous",
"polyposis",
"coli;",
"GSK-3,",
"glycogen",
"synthase",
"kinase",
"3;",
"RT,",
"reverse",
"transcriptase.",
"ª",
"The",
"Rockefeller",
"University",
"Press,",
"0021-9525/99/10/367/8",
"$5.00",
"The",
"Journal",
"of",
"Cell",
"Biology,",
"Volume",
"147,",
"Number",
"2,",
"October",
"18,",
"1999",
"367–374",
"http://www.jcb.org",
"367"
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