46 BACTERJOLOGT. 



demonstrated. By a special method of staining, Loffler 

 has been able, in a number of cases, to render visible 

 these hair-like appendages. His method consists in the 

 employment of a mordant, by the aid of which the 

 flagella are caused to retain the staining, and thus be-, 

 come visible. Loffler's method of staining will be found 

 in the chapter devoted to this part of the technique. 



