Copiah signal. (Hazlehurst, Miss.) 1888-1899, 1888-09-13
DECAY OF rHg rGErH.


dental carries has been a vexod qus.-
tiou, and has attracted much attention
and study, bat tlll late years with few
valuable results IT, Dr w u. Miller.
~ Berlin, Germany. an Amarican. he-
longs the credit - solving the prublem
and II giving b the profession theory
81 dental cari~s. - we'll foundea On
carsfHliy devised experiments and
study that N i hardly Questioned n
the pr-seny day IN brief. I, {. that u
J. ths WORK II bacteria ard their fer
meui powvrs
70 understand the germ thcury a
fcw general remarks an bacteria
tHaEi) seem. aeceasary, and - com
menoe with them Bacteria arr the
smallest - known organized beings.
and Throughout the lS,rderland diyid-
ing animals from plants. they are now
Ctnsrally rvcouuixod a. vcgutahlog
They yars W. sixo frum i-iuaw a.
t-iZa ~ an inch The smallest can
not h. measured They arr uniecl-
lular plants that l. a. suy. plants
composed ~ ors esll They multiply
iu both wuy- - division and hy tha
formation ~ germs IN the former
case thr crii first elonTntrs Thea.
when it hns doubted its lcnelh it sep
nrate- into two parts. each heing In
ali rrsp.rts like the parent cell. and
this m.thud "a growth Eo.- 90 con
tinually IN the formation ~ -por,r,
ths contents ~ cell in-t.ad - diyi1-
ing. euu'rust- Ca H-sif. forming
spor or -.rd GsnsruIly bat one spur
o. Thus fnrmed but n times from isur
NJ eiN may p. thu- developed The
snurH arv analogous a. ~rya= IN TIE
higher pIaHt- Their most pronounced
eharastsri-tI, hsiug their great vital
iiN. ihsy resist greater eXtrtms= ~
temprrafur' and s.ruur-r acids AMI
aIEaIl- than tha bacteria thrm.slygs.
asd iu all ways are more ,irieut ~
destroy A animals have waste prod.
UCts 80 have plants and thcy ars nc
uure "a p"vuIIarty - the one than ~
tho other Among the waste products
" plant lifa may D. named the woody
uhHr. thn leaves That drop 81 the fall,
he aiKsluid- like -tryrhnit. gummy
cNadatiua,. rtslus. ,te. n b. d raaoted
question n the waste products -
pathoEonir hnetrria arr not the prime
ruti-.s- ni thr disease thr} rryafe
Koch thn distinguished pafhplogst
aul hH.feriu.ugist af Berlin. lays dow u
fnJr pn-iIiais- - D, observed in d.
trrwiHtnr whether given mirru-
srlaa.em {. tLc cause q given dis
A-s
fhr fngi must bs found Ia tho
hlood lymph. OF Ia the dead body oi
the animal arect.a
The fungi 30 found must Do iso-
lated and cultivated outside the animal
h"iy and through -uorc-sivo genera
uUHs.
A pure cuitlvatioh tln. ubta8s,s.l
must. when introduced into the hody
oi 70 healthy animal produce the dis.
ease in question
IN ihr Iuaeulaisd animal. tho
same micro-urEanl-m must again 10
found
These svs were Intended hy koch
% apply to psihrrraic bacteria whlch
are parasitic in their nature that b.
live uu nr iu. living animals buf they
are Ia-t Ha valuable in rvfgrrinW 20
-apruxrnif bacteria those that live ca
dead animal or plant material TO
which latter cla-- the bacteria - dental
'nIla- ldrcayl i'v.oag Dr Miller asks
NJ favur. aud wants tbe -ame rigid
laws 90 apply % hi- Theory
BEFORE taking up hls study. d. Nil
lrr WAS wvli asare 80 the frrmsuting
poSer- ~ the py ytaliue 81 thr saliva.
az uuorRanitod ferms "a. ard also that
the mnuth was rar- garden fur Tho
gruv % and propagation n hastrria.
bat a. a tnmp-raIHra 90 ~ dog Cent
destroys pytallus apd did not bacteria.
and a. a weak solution uf ea4rhalie
arid or q -truEer one ~ rthor de-
struy- bacteria. h. -oon found thar the
Erid producing f,rmrat IA tho mouth
was capable ~ reproducing Itself
Wa al organized f'rnoat sparies
~ bsrtrria. % waa also kuoNu that the
tub y ia carious teeth wcrr Glled with
mie organisms d. Miller obtained
purr ru.ture- ~ the hurtrria frum the
mouth and from tht deeper portions u
decayod toeth, and Ia tub,s containing
these culturU. mixed with a fcrmant-
able material tsugar) p.arad several
pivecs ~ SQUAD teeth These. after
from two 20 thrue or four weeks. we're
found 81 b. suftcusd. aud 4 microscopic
examination showed the same physical
chararieri-ties a. natural carries the
distsnslei tubulos hiled with micro
organisms. Artificial carries had thus
hecn pruduc,sd. and koch's demandr
sere satisfied
Carries (deoay ~ teeth) means that
the teeth arr destroyed by an acid pro-
duood In the mouth hy the ferment
puweFs ~ bacteria. sugar and starch
being indircct, bat powerful factors IA
the work - destruction To dentist
and patient the theory emphasizes
the necg~sity II cleanliness. The
brush. the pick and the no-s silk must
h. constantly u-ad. especially on rstir-
Ing at night Antisepiics are valuabla
au&iliaries. but that l. an Gsorgs \.
Hu4H "a N8sfaa HrraEH