TABLE 1

MIC values of carbapenem-resistant strains, meropenem transconjugants, a recipient strain, and non-ESBL non-carbapenem-resistant E. coli isolates from the present study

Strain group and no.MIC (μg/ml)b
GentamicinCiprofloxacinCo-trimoxazoleTetracycline
Carbapenem-resistant strains (n = 17)a
    NA084>240>240>2403
    NA644>240>240>2405
    NA708>24060>2403
    NA086>240>240>2402
    NA086 T>2400.010.050.1
    NA099>240>240>2400.1
    NA099T0.010.10.010.01
    NA316>240>240>2403
    NA316T0.1ND0.050.1
    NA635>240120>2405
    NA635T24ND>2403
    NA703>240>240>2400.001
    NA703T16ND0.050.001
    NA724>240120>2403
    NA724T300.010.050.1
    NA8056010>2400.01
    NA805TND10.050.01
Recipient strain (n = 1)
    K-12 J530.0010.0080.050.01
Non-ESBL non-carbapenem-resistant strains (n = 10)
    NA4330.160>24010
    NA0100.10.008300.1
    NA2950.010.011200.1
    NA0530.251>2402
    NA0570.130>2400.1
    NA1200.010.1>2400.5
    NA1400.10.01>24030
    NA1500.10.2520.01
    NA2030.010.010.10.01
    NA2740.110>24030
  • a The total includes seven meropenem transconjugants (T suffix).

  • b ND, not determined.