BACTERIOLOGY. 



cent, solution of potash were injected into the 

 stomach of a guinea-pig, and twenty minutes after 

 ten ccm. of a cultivation of comma-bacilli diffused 

 in broth were similarly introduced. Simultaneously 



Fig. 90. Fig. 91. Fig. 92. Fig. 93. 



PURE CULTIVATIONS IN NUTRIENT GELATINE. 



Fig. 90. Finkler's bacillus, twenty-four hours old. 

 Fig. 91. ,, two days old. 



Fig. 92. Koch's cholera bacillus, twenty-four hours old. 

 Fig- 93- two days old. 



with the latter, an injection of tincture of opium 

 was made into the abdominal cavity, in the propor- 

 tion of i ccm. for every 200 grammes' weight of 

 the animal. Those who have had success with 



