EXPERIMENTS WITH HUMAN SUBJECTS 



73 



acidophilus within three days to such an extent as to considerably 

 overshadow all of the other bacterial types. (See Table 35.) Similar 

 to the results of lactose feeding, 90 to 99 per cent of the colonies on the 

 whey agar plates were those of B. acidophilus. Acidophilus colonies 

 were very abundant also in the Veillon tubes in which there was no gas 

 production. Direct examinations of the Gram-stained slides offered 



TABLE 32— SUBJECT L 



Ordinary Daily Diet + Lactose 300 gms. 



TABLE 33— SUBJECT B 



Ordinary Daily Diet + Lactose 300 gms. 



