HYDROPHOBIA 167 



vent the disease from appearing and developing 

 in animals that had been bitten. 



The experiments were long and full of diffi- 

 culties. The laboratory in the Rue d'Ulm no 

 longer sufficed to contain all the subjects. The 

 State placed at Pasteur's disposal more exten- 

 sive quarters at Villeneuve-l'Etang, near Saint- 

 Cloud. Finally his experiments achieved this 

 double result: Hydrophobia could be com- 

 municated to animals by inoculation; and, on 

 the other hand, inoculation with attenuated 

 virus rendered dogs resistant to hydrophobia, 

 and prevented the disease from appearing in 

 those that had been bitten. 



Pasteur was sure of the efficacy of his dis- 

 covery, but he hesitated to apply his method to 

 human beings. 



"I have not yet dared to make any attempt 

 upon man," he wrote to the Emperor of Bra- 

 zil, "in spite of my confidence as to the result, 

 and in spite of the numerous opportunities that 

 have been offered me since my last lecture at 

 the Academy of Sciences. I am too much 



