For strain A1, among the seven tested antimicrobials (gentamicin, enrofloxacin, florfenicol, ceftiofur sodium, doxycycline hydrochloride, tetracycline hydrochloride, oxytetracycline), the MIC values showed extremely significant increases (16–64-fold) for all except gentamicin and enrofloxacin—whose MIC values were consistent with those of the original strain—with the most remarkable enhancement in resistance to florfenicol (64-fold).
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Driving Antibiotic Resistance Evolution of <i>E. coli</i> by Three Commonly Used Disinfectants Under Concentration-Increasing Stress.
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