220 APPLIED BACTERIOLOGY 



was only suspected. In the case, therefore, of persons 

 bitten by dogs positively proved to be mad, the mortality, 

 after the patients had been subjected to Pasteur's inocula- 

 tion, was only "016 per cent. How much of this immunity 

 from hydrophobia was due to the inoculation, and how 

 much to Nature, cannot be judged until we can compare 

 with these cases a sufficient number of other cases bitten by 

 unquestionably rabid dogs, but never inoculated by Pasteur's 

 method of treatment. 



