﻿KESISTAKCE OF ANIMALS TO MICRO-OKGANISMS. 9 



animals were inoculated with Prof. Chester's First Anthrax Vaecine. 

 The details of the experiment are shown in Tahle V. As none of the 

 animals were affected by the anthrax vaccine they were inoculated with 

 bacillus tuberculosis^ March 4, 1897. 



Table V. 



Date, 1897. 



Hour. 



No. 1, 

 322 g. 



No. 3, 

 338 g. 



No. 3, 

 293 g. 



No. 4, 

 318 g. 



No. 5, 



360 g. 



CO2. 



Remarks. 



eb. 4 



10.30 a. m. 















No. 1 is nearest the pump. 



" 9 



3.00 p. m. 











1.47 





Air of bell-jar No. 1. 



" 13 



5.00 " 











1.46 





<c u u 



'' 23 



3.80 " 











1.20 





u n u 



" 24 



" 24. . . . 



4.00 " 















Experiment stopped. 

 Inoculated with anthr. vac. 



" 24 



ar. 4 





298 g. 



297 g-. 



256 g-. 



286 g. 



317 g. 





Present weight. 

 Inoculated with B. tubercu- 

 losis. 



"30 











+ 







No. 4 dead. T. bacilli found. 



pril 4 



" 9 



" 11 



" 12 





+ 



+ 



+ 





+ 





u 1 u 



u 2 " " «' 



Tubercle bacilli were demonstrated in the spleen, lymphatic glands 

 and the lungs of all the animals. 



Experiment VI. 



Carbonic acid gas. — Four guinea-pigs were placed under a 37 litre 

 bell-jar, December 28, 1896, and the experiment was terminated February 

 24, 1897, when they were inoculated with the anthrax vaccine. On 

 March 4, 1897, they were each inoculated with bacillus tuberculosis. For 

 details of the experiment see Table VI. 



Tubercle bacilli were demonstrated in the lymphatic glands, lungs 

 and spleen of all the animals. 



Control animals of anthrax vaccine and tuberculosis inoculations. 

 2/24/97. Control guinea-pig No. 1, weight 650 g. 

 2/24/97. " " " 2, " 750 g. 



Inoculated with anthrax vaccine, but failed to die, and were again 

 inoculated with bacillus tuberculosis 3/4/97. 



No. 2 died 3/27. Found tubercle bacilli in the spleen and at the 

 site of inoculation. 



No. 1 died 4/27. Glands tubercular, also lungs, liver and spleen. 

 3/4/97. Control guinea-pig No. 3, weight 700 g. 



3/4/97. 



700 g. 



