146 



BACTERIOLOGY 



Deneke's comma-bacillus is more difficult to distinguish 

 from that of cholera. It was grown by Deneke from old 



-Expanded part 

 of the funnel- 

 shaped area of 

 liquefaction 



Air-bubble 



Liquefied 

 gelatine 



'Constricted, part 

 of the liquid 

 funnel 



FIG. 52. THHUST-CTJLTURE IN G-ELATINE 

 OP THE FINKLER-PRIOR BACILLUS 

 (THIRD DAY). 



j Mass of bacilli 



at the bottom 

 of the liquid 

 funnel 



FIG. 53. THRUST-CDLTURE IN GELATINE 

 OP DENEKE'S COMMA-BACILLUS. BEGIN- 

 NING OF THE THIRD DAY. (After Baum- 

 garten.) 



cheese, and scarcely differs from the cholera bacillus in its 

 morphological relations. It is, however, distinguished by 



