EXERCISE XCV. PSEUDOMONAS AERUQINOSA (Schroeter) nig. 



BACILLUS PYOCYANEUB OR BACILLUS OF BLUE-GREEN Pus. 



First described in 1872 by Schroeter. Found in green pus, and is widely distributed in nature. 



REFERENCES. Schroster: Cohn's Baitraege zur Biologie, 1872, 1; 126. Barker: Jour. Am. Med. Asso., 1897, July 31. Jordan: Jour. 

 Exp. Med. 1899, 627. Lartigan, Ibid., 1898; 595; A. 287; H. 138; L. & K. 120; M. & R. 170; M. & W. 160; McF. 197; P. 535; S. 454. 



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 



b. 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: proteolytic 



(2) closed arm: 



.per cent., 72 hours percent., hours. 



(5) gas formula, H : CO S : : : 



per cent. 



. to ammonia . 



.days, 

 .days. 



.diastatic. 



10. Characteristic odor. 



11. Pathogenesis 



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