134 LIFE OF ELIE METCHNIKOFF 



anthrax vaccine had killed many thousand sheep. 

 Though, as a matter of fact, his personal responsibility 

 was not involved, the blow was a terrible one ; he 

 hastened back to Odessa to elucidate the cause of 

 the catastrophe. But it remained obscure. . . . 



This painful episode was the last drop which made 

 the cup brim over ; it strengthened Metchnikoff in 

 his resolve to leave Russia. 



