146 



BACTERIOLOGY 



Deneke's comma-bacillus is more difficult to distinguish 

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



Iffl^lH^ 



-Expanded part 

 of the funnel- 

 shaped area of 

 liquefaction 



Air-bubble 



Liquefied 

 gelatine 



'Constricted part 

 of the liquid 

 funnel 



FIG. 52. THRUST-CULTURE IN GELATINE 

 OF THE FlNKLER-PRIOR BACILLUS 

 (THIRD DAY). 



Mass of bacilli 

 at the bottom 

 of the liquid 

 funnel 



FIG. 53. THRUST-CULTURE ix GELATINE 

 OFDENEKE'S COMMA-BACILLUS. BEGIN- 

 NING OP THE THIRD DAY. (After Baum- 

 garten.) 



cheese, and scarcely differs from the cholera bacillus in its 

 morphological relations. It is, however, distinguished by 



