380 



INFECTIVE DISEASES. 



BACILLUS TUBEECULOSIS. 



Fig. 165. — Puee-oultivations on Glycbeine-aoar from Human Tubercdlak 

 Sputdm. a, After six months' growth. (Fifth sub-culture.) 6 and c, After 

 ten months' growth. (Fourth sub-cultures. ) 



