558 BA CTERIOLOG Y. 



organism has been grown have a distinct odor of butyric 

 acid. 



When injected subcutaneously into guinea-pigs this 

 organism causes most marked alterations. There is 

 intense inflammation at the point of injection with 

 oedema and necrosis and the surrounding tissues are 

 filled with gas. The bacteria are distributed throughout 

 the body of the animal and can be isolated in pure cul- 

 ture from the blood of the heart. All the internal 

 organs are intensely congested. 



