1921.] The Eighth Indian Science Congréss. COXRV 
osmosis depends on the ability of the membrane to differentiate by ait 
ant or absorbant action between the substances which seek to pas 
‘iocdh is 
III. Posology. 
Determination of the initial a of fatty acids in pulmonary tuber- 
culosis is very Import s too small doses or too large doses are both 
liable t Pp 
de: a 
ing to reactions after exercise. The initial dose vara Bi 4 to} ce. of a 
en i i 
rdi 
The maximum dose is 5 c.c. Fatty acids are cenaiiniliiated in hig 
daimrnsiebenss supersensitive type. 
IV. Role of fatty acids. 
_ Fatty acids are superior to Tuberculin T.A., as in the latter, tox- 
immunity only is paces eae whereas in the former, tox-immunity a and 
bactero-immunity a imultaneously produced. But, in a recent infec- 
oO 
that with Tuberculin T.A., with a view to get tox-imm nity. Fat 
acids are best indicated when tox- immunity has been fairly Cablished 
in active cases. Again, to attain high ideal immunity, fat ws act ee ee: 
Tait ahold always be followed Be that with bacillary substan 
Note on some cultural phases of Leishanania donovant.— 
>. B. M. Das-Gupra. 
A monkey was infected with kala-azar by rain coker injection of 
— emulsion from a kala-azar spleen. The incubation peri riod was 85 
days. The animal shewed great splenic solereunie® All attempts te 
re aareniied 1 leen puncture s and t-mortem were nega- 
tive: but N.N.N. cultures were s z Or series of such cultures, 
after shewing the usual and t cal flagell phase and rosettes, went 
on e and granule forms resemblin those described by 
w as ‘* post- super-post-flag form nd series of 
cultures, after shewing the usual males types, went on to cyst forma- 
with fin nen rup ture of the cysts, and de-excystation of very small 
tes.’ The aflage 
end very —— second generation ellates.”” late and 
era "Sais rappon? ts bs simply —_ flagellates : but the 
ocess of aneseuatios ot L.D. ap vital one, and may 
pear to 
poet be a part of the extrahuman eycle. 
“ Naga Sore.” —By E. C. R. Fox. 
Naya sore or Cachar boil is endemic in Assam and at times becomes 
epidemic. It is shown to be identical with Tropieal ulcer as met with in 
te) wor 
fusiform bacillus and spirochaetes met with in this — 
appear to be identical with those = in Vincent’s disease. rier 
of the infection appears to be the mall green fly. Siphonella higsicta. 
and the occurr an ‘epidemic is s aksccenee with the presence of this 
fiy in large numbers 
