Article
Characterization of FCE 22101-resistant Enterobacteriaceae and the effect of FCE 22101 upon the activity of anti-pseudomonal beta-lactams for Pseudomonas aeruginosa.
The Journal of antimicrobial chemotherapy - 1 Sept 1991
Piddock L J, Traynor E A
Abstract excerpt
Twenty-five strains of Enterobacteriaceae (five each of Enterobacter cloacae, Citrobacter freundii, Serratia marcescens, Morganella morganii, and Providencia stuartii) were exposed to FCE 22101 in agar containing 3, 5, or 10 x the MIC. Any putative mutant with a greater than or equal to four-fold increase in the MIC was examined for beta-lactamase expression and outer membrane protein (OMP) profile. Mutant...
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