Relation of the Organisms to One Another 435 



Glycerin Agar-agar. 'No growth. 



Glucose Agar-agar Stab. A delicate whitish growth with small 



Fig. 162. Bacillus fusiformis. Pure culture grown forty-eight hours anae- 

 robically on LofBer's blood-serum. (Ruth Tunnicliff in "Journal of Infectious 

 Diseases.") 



lateral prolongations develops along the path of the wire in twenty- 

 four to forty-eight hours. Some gas is formed. 



Litmus Milk. In forty-eight hours there is a moderate growth. 



Fig. 163. Bacillus fusiformis. Pure culture grown forty-eight hours anae- 

 robically in the fluid of condensation of LofBer's blood-serum. (Ruth Tunnicliff 

 in "Journal of Infectious Diseases.") 



The litmus becomes decolorized. There is no coagulation, 

 oxygen is admitted the medium regains its lost color. 



Potato. No growth. 



Bouillon and Dextrin-free Bouillon. No growth. 



When 



