Table 2

MICs for bacterial strains studied

StrainMIC (mg/ml)a
AMPAZIERYGENKANSTRSIXTET
C. coli
    Donors
        N2971020.030.12>32>64≤3264>64
        N2971620.030.12>32>64≤326464
    Recipient N18880≤1>64>640.5≤8≤321280.5
    Transconjugants
        N29710 × N18880≤1>64>64>32>64≤3264>64
        N29716 × N18880≤1>64>64>32>64≤32128>64
E. coli
    DH5α/puc57>324640.25≤8≤32≤16≤4
    DH5α/puc57 + aph(2″)-Ig>3226432>64≤32≤16≤4
  • a Abbreviations: AMP, ampicillin; AZI, azithromycin; ERY, erythromycin; GEN, gentamicin; KAN, kanamycin; STR, streptomycin; SIX, sulfisoxazole; TET, tetracycline; TMP, trimethoprim; SMZ, sulfamethoxazole.