io6 



ESSENTIALS OF BACTERIOLOGY 



not occur in the circulating blood, but develop after death or 

 in artificial media at 30 C. 



Fig. 43. Anthrax bacilli in human blood (fuchsin staining) (Zeiss one- 

 twelfth oil-immersion; No. 4 ocular) (taken from Vierordt). 



Fig. 44. Bacillus anthracis, impression preparation, edge of colony 

 Zettnow prep. (Kolle and Wassermann). 



Liquefies gelatin; immotile. 



Growth. Grows rapidly, between 12 C. and 45 C., and 



