Article
Mutant prevention concentration for ciprofloxacin and levofloxacin with Pseudomonas aeruginosa.
International journal of antimicrobial agents - 1 Feb 2006
Hansen Glen T, Zhao Xilin, Drlica Karl, Blondeau Joseph M
Abstract excerpt
The mutant prevention concentration (MPC) was determined by population analysis using six fluoroquinolone-susceptible isolates of Pseudomonas aeruginosa applied to fluoroquinolone-containing agar plates. The MPCs were 3 mg/L and 9.5 mg/L for ciprofloxacin and levofloxacin, respectively. At high concentrations of either compound, single-step gyrA resistance mutants were recovered. Using a modified method for...
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