ï~~
HEALTH
affect;
2
enral c
sti r n:
nd,
it No, 8, after twvo and a half year:' cultivation in Vitte
ap parently lost its ability to produce a potent toxin in both
a petone broths
ic property of Pasteur 2 No. 8 culture had not as yet been
ously by the txwo years' cultivation in Witte peptone broth.
rovv LNFLCTIONS: The studies on "common cold-" and influhave been continued, helped by the Metropolitan Life inThey ma y b'e li:sted as follows: (a). serologic and cultural
eumnoc wet rsolate'd from such conditions ha:shoevn that n
-evalent in such infectiont (b) A similar study of the hemci sIeta ty pe) olateA from such infections also has shotwn
p encountered frequently.
K ar:tudy of gre-en strep-tococci (alpha type) has given sim-m
ieresults:howx that aeit her pnetmo cocc inor yarious types
nre the prima ryetiologicalIagents in the contagious form: of
(d). fluent hac~ili fronmeningiti: fall into:ero logical types, cprIdominnt str>ai:afou nd among t'eB. iniflu enzae isolated from menirvritis
c11ea Of ',a seven:trs,: ftuRr vere fondb g~lutination and aglutininabsortio f n t:t'o c1 'g to on ty pe,:An"innuine'tserumnvof thi:, type is.,
tIh r Â~fores::win pruld;)in)cukating a horse wi th these jparticular
It -ill is'-r ' uul.aube ltat vtry-little grouping wgaobt ned '.hun--
'Jri ot f.strins of:the IB- in t ima rof respira' tr:ri,
Ge rowthiReuire aemits f B. Iifhs t a: t e: hsbenymaint'ainIcd
tha t B.idl r e C!qires.:-ty in fctors (?N 4i.nI-no uirstlone 3 "n
riPn i-lie Ab~tn'i) fr i: ovt, i 'rr td'-trmru.tÂ~ truth of tis,
xx' ua 'lu Lturen'wdiumna-: basis which did rnot suppo.:rt thgrowth of
t, itfl' v'' ~ hout aU-lit ii o f bood or sone oPher stini ulatinr s a-e
We swc: d 1ii "o Y a. i n ~en iac i ltismndium n iimanticut,"<trie
tr( r))mt\<mis i'd wn wpeciias o tt"h Im i n - n' sa e ateria
af ter - I a ':l dby In a t di, rent e te.u." '' 1" u144r;~ ~ 1
of 13,. 4iutun4 V 1\ ' 'salof rti mx resh..tvesk~~" r roth
eee.at: swith1Iteated b a ',,.. Wa ' rw"T was.k'44 cy..afr rthe sir,'"T
b \ w ul a }.,O' ":''k eSC
(11) <4K 0 i' ' has been \ Y "mtf r
0
