xvi] 



VIBRIO AND SPIRILLUM 



419 



have seen these flagella attached more than as a single 

 flagellum for each vibrio, sometimes they were present as 

 bundles (Fig. 170), still attached or free (detached in the 

 course of preparation). Abel, Aufrecht, and others have 

 described " fine faintly stained spirilla " in addition to the 

 typical vibrio in cholera stools, and Abel thinks that what I 

 considered to be detached free flagella were really only these 



Fig. 171.— FiLAi Specimen rir a recent Ag.^k Culture of Cuoleka Vierios 



X 1.500. 



"fine spirilla.'' Such " fine faintly stained spirilla'' can be 

 seen in every flagella-stained film specimen of bacillus coli, 

 particularly of the typhoid bacillus taken from a pure Agar 

 culture of these microbes, and I have seen free flagella and 

 flagella attached to bacillus coli from flakes in the watery 

 evacuations of severe acute diarrhrea, they resembled the 

 above "fine faintly stained spirilla.'' Neither Abel nor 

 anybody else has succeeded in cultivating the above " fine 



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