96 



ESSENTIALS OF BACTERIOLOGY. 



rial through a wound in the skin, they die in twenty-four hours 

 from an active septicaemia, the point of inoculation remaining 

 unchanged, tfhe following appearances then present them- 

 selves : 



Peritoneum. Covered with a gelatinous exudate. 



Spleen. Very much swollen, dark red, and friable. 



Liver. Parenchymatous degeneration. 



FIG. 49. 



FIG. 50. 



Stab Cultures of Anthrax in Gelatine. 



Blood. Dark red. The bacilli are found wherever the capil- 

 laries are spread out, in the spleen, liver, intestinal villi, and 

 glomeruli of kidney, and in the blood itself. Only when the 

 capillaries burst are they found in the tubules of the kidney. 



Mode of Entrance. The bacilli can be inhaled, and then a 

 pneumonia is caused, the pulmonary cells containing the bacilli ; 

 when the spores are inhaled, a general infection occurs. 



