Table 3.

Comparison of effect of pump deletion with effect of the EPI MC-207,110 on susceptibility to various antibiotics

AntibioticMIC ratio
With or without MexAB-OprM for PAM1032 and PAM1154With or without MC-207,110 (20 μg/ml) for
PAM1032 PAM1154
Levofloxacin64322
Chloramphenicol5121282
Erythromycin32324
Sparfloxacin321284
Carbenicillin51242
Tetracycline25682
Ethidium bromide3212
Gentamicin111
Imipenem111