r 
ecxx Proceedings of the Asiatic Soc. of Bengal. {N.S.. XVII, 
and B. influenzae can be preserved for at least 50 to 60 days without sub- 
entire 
The re-use of media.—By Nanp Lat. 
1. Succesive crops of an organism may be obtained by re-use of the 
same ayia um. 
ecessive crops of a second and even a third organism may b 
obtained he re-use of a medium which has been exhausted for cacthee 
organis 
oe Ee ome organisms ee not grow on a medium which has been ex- 
hausted by another organ 
Preservation of high titre gy oma serum and corres- 
vil ng antigen.— By G. 
uspensions used for tie purposes preserve 
thie aeptatiabilitey for a considerable time at ordinary room tem 
a a an cmon eg! their potency only at a slow rate — 
kept at room tem A. P 
rapidly than a B. paratyphosus S 
The Wassermann reaction in Sela and in other dis- 
eases.— By K. R. K. Iyenaa 
When tebe Seg. ro d the fate saa Phenomenon to the 
diainasia’ of Syphilis, it was considered a specific r ion. 
$6" 8 reaction was 
specific ‘inthe "aa 4 on explained on the Antigen-Anti- 
'y. Now rs use a non-specific antigen and the reac- 
tion can no longer be explained on the chs. a eatin ory. The 
nature of the Wassermann test is still obscure. It is fave utmost im- 
ortance and particularly in tropical nets to which are the 
diseases that Ne a Positive assermann reaction sitliee than cet core 
A positive reaction is given by Leprosy and Relapsing Fever. Malari 
and Tuberculosis do not nae this reaction 
“ost between impure water and disease.—By V. 
OVIN Ras 
ase of ‘‘ Fever” mortality Sie Biren the pre-water works 
from * fever’ varied from 12-31 to 9:57 per 1000 with an Se ale of 10°87 
per 1000 against 19-44 for the former period. In the case of Diarrhoea, 
