A MODIFIED LESION 



23 



Fig. 3. Large abscess in partially immunized rabbit caused by swine- 

 plague bacteria. This rabbit lived jji days after its inoculation with viru- 

 lent swine plague bacteria. At death its weight was igSo grams, the tumor 

 itselj weighing goo grams. The abscess formed dorsad of the peritoneum. 

 ("a) Caecum, (b) intestines, {c) abscess. The control rabbit of same weight 

 and age died of septicaemia in 16 hours. 



