EXERCISE LXXXII. BACTERlUn ANTHRACIS (Koch) nig. 



BACILLUS OF ANTHRAX. 



First described by Robert Koch in 1876. Found in the blood and tissue in cases of anthrax or splenic fever. 



REFERENCES. Koch: Cohn's Beitraege zur Biologie der Pflanzen, 1870, 2; 277. Chester: Dept. Delaware Exp. Station, July, 1895. 

 A. 448; H. 151 ; L. & K. 287; M. & R. 295; M. & W. 156; McF. 356; P. 547; S. 328. 



PHYSIOLOGICAL CHARACTERS. 



i. Relation to temperature:. 



2. Relation to free oxygen: 



3. Relation to other agents, such as : 



desiccation, light, disinfectants, etc: 



4. Pigment production: 



5. Gas production in glucose media: 



a. Shake culture 



ft. Fermentation tube, growth in: (i) open arm: 



(3) rate of development: 24 hours per cent., 48 hours. 



(4) reaction in open arm: 



6. Acid or alkali production, litmus milk 



7. Reduction of nitrates; to nitrites 



8. Indol production; 24 hours 48 hours 



fecal odor; 24 hours 48 hours 



9. Enzyme production : proteoly tic 



...(2) closed arm: 



per cent., 72 hours per cent 



...(5) gas formula, H : COj : : 



hours. 



per cent. 



, to ammonia . 



. days 

 days . 



. diastatic 



10. Characteristic odor. . 



1 1 . Pathogenesis 



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