CHAPTEE XV. 



BACILLUS OF MALIGNANT (EDEMA ; BACILLUS AEROG- 

 ENES CAPSULATUS; BACILLUS PROTEUS VULGARIS. 



THE bacillus of malignant oedema is identical with the 

 Vibrion septique of Pasteur. It is a large slender bacillus, 



FIG. 138. 



Bacillus of malignant oedema, from the body-juice of a guinea-pig inoculated with 

 garden earth. X 1000. (Fraenkel and Pfeiffer.) 



with rounded ends. It possesses both terminal and lateral 

 flagella, and is actively motile. It is usually found in pairs, 

 but in culture it forms long chains and filaments (Fig. 138). 

 It is very difficult to cultivate the germ. When grown at 

 the temperature of the body, it forms a large oval spore 

 which is situated either in the middle or at one end of the 



311 



