Fig. 65. 



From a section of a similar liver, showing the liver tissue pervaded 

 by the nodules. x 23. 



Fig. 66. 



Section through a swollen Peyer's patch of the ileum of a guinea-pig 

 infected by feeding with culture of B. 'pseudo-tuberculosis. The lymph 

 follicles of the Peyer's patch are enlarged and necrotic. x 18. 



