The Gram-negative opportunist rod that grows aerobically, produces a pigment nor

Question

The Gram-negative opportunist rod that grows aerobically, produces a pigment normally used as siderophores and a toxin with similar ations as diphtheria toxin, and usually is found in a variety of aqueous solutions, distilled water, an event some desinfectant. The best diagnostic specimen for nosocomial respiratory tact infections caused by this phathogen is the green coloration of the sputum. Whith this information, the pathogen that we are referring to this:   A. E. coli   B. E. aerogenes   C. C. botulinum     D. S. marcescens    E. P. aeruginosa

Explanation / Answer

E. P. aeruginosa

Psudomonas aeruginosa is a gram negative rod that grows aerobically. Its growth on nutrient agar produces non-fluorescent bluish green colonies due to the presence of characteristic toxin, “PYOCYANIN.” Thus, the pathogen is, P. aeruginosa.

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