confers_resistance_to_antibiotic erythromycin gentamicin C tetracycline confers_resistance_to_antibiotic chloramphenicol ofloxacin MexCD-OprJ MexCD-OprJ with type B NfxB mutation ARO:3004062 Paer_NfxBb_MULT MexCD-OprJ with Type B NfxB mutions are more resistant to tetracycline and chloramphenicol, as well as ofloxacin, erythromycin, and the new zwitterionic cephems, than was PAO1, and they are four to eight times more susceptible to carbenicillin, sulbenicillin, imipenem, panipenem, biapenem, moxalactam, aztreonam, gentamicin, and kanamycin than PAO1. antibiotic_resistance