NATURAL ANTHRAX IN ANIMALS. 283 



pulp is considerably disintegrated, whilst the bacilli swarm 

 throughout the organ, lying irregularly amongst the cellular 

 elements. The liver is enlarged and congested, and may 

 be in a state of acute cloudy swelling. The bacilli are 

 present in the capillaries throughout the organ, but are not 

 so numerous as in the spleen. The kidney is in a similar 





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FIG. 74. Scrapingfrom spleen of guinea-pig dead of anthrax, showingthe 

 bacilli mixed with leucocytes, etc. (Same appearance as in the ox.) 

 "Corrosive-film" stained with carbol-thionin-blue. x 1000. 



condition, and here the bacilli are chiefly found in the 

 capillaries of the glomeruli, which often appear as if injected 

 with them. The lungs are congested and may show catarrh, 

 whilst bacilli are present in large numbers throughout the 

 capillaries, and may also be found in the air-cells, probably 

 as the result of rupture of the capillaries. The blood 

 throughout the body is usually fluid and of dark colour. 



