178 



MANUAL OF POISONOUS PLANTS 



the blood in all parts of the body. Acute degenerative in parenchymatous 

 organs. 



Poisonous properties. Neither a soluble toxin nor an endotoxin has been 

 demonstrated, though there is abundant evidence in the tissues of intense in- 

 toxication. 



Immunity. Immunity may be developed by the inoculation with cultures 

 of the organism grown at high temperatures. The blood serum of animals thus 

 immunized possesses some immunizing power. Opsonins are probably important. 





\-X^-;V 



'■'f^^'^-iyXl*U P^■■^ 



&, 





mm 



'Mm 



9 mi: 









■ ^:>. A^ 



Fig. 30d. A section of liver showing anthrax bacillus 

 (BaciUus antliracis) in blood vessels x 700. After Fliigge. 





a^ 



Vig. 30p. Same. a. From culture medium, b. 

 I/ater stages forming spores. 



