the antibiotic susceptibility patterns of 21 chicken isolates of c. jejuni , by contrast , were different in that most were susceptible to ampicillin in addition to kanamycin , erythromycin , and gentamicin , whereas few wer susceptible to compound sulfonamide , streptomycin , and tetracycline in addition to penicillin g and bacitracin .
C0002680
ampicillin
C0030827
penicillin g