f 



PROTEIN FEVER 



399 



pensions of living bacteria. All the animals whose tem- 

 peratures are shown in these curves recovered. Additional 

 information concerning these experiments is given in tables 

 XLII to XLV. The first one or two animals of each 

 group were treated with a beef-tea culture of the bacillus 



FIG. 22. Showing effect of repeated injections of bacillus cholerse. 



FIG. 23. Showing effect of repeated injections of bacillus typhosus. 



twenty-four hours old. After this, we changed to the 

 suspension in salt solution and the exact dilution used in 

 each animal is shown in the tables. The average bacterial 

 content of each loop is also given in the tables, and the 

 first dose contained one one-hundredth of this number, 

 in case the dilution was 10 c.c. 



