372 



INFECTIVE DISEASES. 



occurred in the blood and juices, and especially in the glomeruli of the 

 kidneys, of several fatal cases of choleraic diarrhoea. 



Bacillus enteritidis (Gartner). Short rods in pairs, and short 

 chains. They are motile ; spore-formation not observed. Colonies 

 are granular, and old colonies at the margin have an appearance of 



FIG. 160. TROPICAL DYSENTERY. Mucous membrane of large intestine some 

 months after an acute attack : a,a, representing remains of mucosa ; b,b, inter- 

 vening parts corresponding to the muscularis (HAMILTON). 



powdered glass. On the surface of gelatine a thick greyish- white 

 film develops, which in time becomes wrinkled. In the depth of 

 gelatine a white filament forms. The gelatine is not liquefied. On 

 agar the film is slightly yellowish. On potato it is similar in colour, 

 moist and shining. On blood serum it is very similar, Mice feel 



