136 DISEASES OF THE HOG, 
CHAPTER XIV. 
ANTHRAX OF THE PIG. 
Anthrax. There are a number of diseases of the 
pig which come under this head, and all are of a 
carbuncular nature; that is, it is a constitutional 
fever at first affecting the finer tissues of the body 
and finally locating on some particular part, caus- 
ing either large swellings or pustules on the part 
affected, and if there is a tendency to the disease 
prevailing swine are sure to come in for their share 
of it. In this affection the blood is darker than in 
health, and the name “charbon” has been given to 
it by some writers. This condition is caused by a 
- pacilluscalledthe“Bacillus Anthracis,”a very large 
bacterium. This vegetable organism gains entry 
into the blood, and there multiplies by rapid repro- 
duction. It is imagined that it wars with the red 
corpuscles for the possession of oxygen, and soon 
all the higher tissues become implicated. It is said 
that heat and moisture are favorable for their de- 
velopment and that the disease is more common 
in the spring and fall when the weather is warm. 
and moist. Pasteur made a number of exper! 
ments and came to the conclusion that the bacilli 
gained entrance into the system with the food, and 
