454 



THE BACTERIOPHAGE AND ITS BEHAVIOR 



cultures were negative. The curves for these three cases are given 

 herewith. 



I.Marie Mo (fifty-five years, chart 6). 



2. Louis Pi (seventeen years, chart?). 



3. Frangois Jod (thirty-four years, chart 8). 



Chart 8. Francois Jod (34 years) Clinically, Ttphoid Fever 



B. typhosus 



B. coli 



B. paratyphosus A 



B. paratyphosus B 



Virulence for 



B. dysenteriae Shiga- 



In these cases the virulence of the intestinal bacteriophage was 

 determined for B. coli, B. typhosus, B. paratyphosus A and B, and B. 

 dysenteriae Shiga. It is needless to comment on these observations, 



