^ 



aoc fe 



FIG. 84. Bacterium 1'asteurianuni. 



Morphological change from short rods to long- threads. Culture on " doppel-hier " agar-ag-ar in a 

 Bb'ttcher chamber at about 40.5 C. a. chain of eig'ht short rods ; a'-a'". the same after six, ten 

 and twenty hours ; 7;. chain of five short rods ; b'-b". the same after five and nine hours ; c and d. 

 after ten and twenty-one hours. Mag-n. 1000. (After JJansen.) 



FIG. 85. Bacterium Pasteuriainun. 



Long threads developed by twenty-four hours' cultivation at 40.5 C. on " doppel-bier. 

 Magn. 1000. (After ffansen.) 



