IL] DISTRIBUTION OF COMMA-BACILLI. 39 



and pure cases they were present only in small numbers 

 together with multitudes of other bacteria ; (3) there are 

 no comma-bacilli or other bacteria present as a rule in the 

 tissue of the intestine of acute typical cases of cholera, 

 although in some cases they may penetrate from the cavity 

 into the wall of the intestine. 



