New-York tribune., 1875-02-05
NEDIcAL AND SuRGIcAL VOTES.

REVACCINATION.-The experiments made at
Client by Dr. Denobcc are cited III illustration OF the
effects of reyaccinaOn at various periods Of life the
facts showing that un the ago OF . rcyaccinIon Is
useless that from that age To j u produces useful
effects upon very small number Of persons. aud con
scquenty not he strcuuouy recommended at
that period Of e that from the Of 50 nd upwards It
really prophy Tactic ana therefore necessary
and that when vaccination mas not thth rHtct AZ cet
tain period II If no fci'oh Iof co',"nihE I"t WI.
not ;ake eject future period. It vas found nat
between the o. GD nd 20 about - per cent oil lhe Ic
vaccinations took eject.
TREATMENr or BmGHT's DISEASE DR.. Ma
homed Of the Madras fever hospital states that he has
satisfactorily ascertiIncd that III thc iorm Of Brighs
disease which follows scarlet fever there is an early
stage tie first indication of winch pulse exhibiting
high tension, though This may he preceded by dry skin
and confined bowels Next Gomez igSt IN the order
Of changes IN the kidney, ufinc winch contains no
abuIncu rccOGmztnie Dy the ordinary tests hut some
blood su1, which yields the blue reaction with ozonic
ether and tincurc OF guaacum Il the change still goes
on. tins il followed 10y the ordinary Scr.n dlDumeu, ana
Moreover Dr. Mahomed that he has Ony been able
get this blue reaction when me tension Is "riea not
when puTi ~ vcuou'. These reoearchcs 1t - easy
TO see, have peculiar value.
EFFECT OF AIR-PROOF FABRICS.-The IN
vesgaiions made PetteunoGer into The ,G-ct Of air
proof fabrics that sucn fabric, 0uEu t. have only
a very limited Use. Ia ndia-ruubcr or glttiparcha
textures. the wcarcr feels highly uncomfortable when
having to give of more heat tnln usual undcr. GONG
much exercise. Ihey become ncohNcncnt not because
they stop the change OF air eniire-whch they cannot
do m tact account Ofthe necessary OpcainlS III tIcm
but only because they mlt the universal exchange Of
AR in underlying garments For protection agaInst
the wet from without they are, OF course, well suited
bu they produce another vet on thr SKIN, by impeding
evaporation thcy may be used VITA advantage and
safety there ore. IN wet weather when accompanied
with cold wind, but not, thOdSh wet when II Is warm
calm.
ALUM IN FLOUR AND Misunderstanding to
La Science pour Tons, II drop Ot alcoholic extract Of
logwood De allowed 20 all upon pure bread hJur
spot OF yellOwish brown color will be the result II the
flour contain alum in the proportion OF per
cent, the color gray. blue, grayish violet; # i've
per cent tho spot reddish yellow. with edge OF
graysn bne such spots VI blue being detected in It's
disk by means Of a lens. with 2j per cent, blue
border no longer visible but the be discov
cred. Another process or test IN making a
saturated solution OF ammoniI carbonate ana putting "A
tcaspOOnfu with the same quantity Of the OgwOOd
Inoture intO,a wineglassful 0I water IN wht"ware
dish; scc oi bredd ls put III loI I'VE minutes theh re-
moN ed aud allowed 10 drain, and III all hour II
turns blue II alum be present.
TRANSMISSION OF BLOOD.-Fhe best medical
authorities now agree IN the opinion that IN many
cases particularly those in which exhaustion mad taken
place from hcmorrhage TRANSMISSION has been attended
with remarkable In cases where organic dis
previously existed, failures have been freq quent.
Or. Flint states that while, normally, patient should
have from fourteen eighteen pounds Of blood Ia the
system properly sustain the functions OF the body,
the injection Of from four to OF blood
the circulation of person apparently dying has bee
known completely 10 restore the patent To life. The
PRODUCTION OF portions Of blood without the red giob
ules, has been unattended with good results; tuese
blood cOrpuscles the oxygen, carriers It l. Dr.
Flnps opinion that this operation Is perfectly practra
bic, and that It should not only be employed IN those
desperate favorable results scarcely
pscted bu should be rcsOred 10 before patients
fallen iIte sucb desperate condition.