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Table 1 MIC values of antimicrobials for E.coli isolates carrying blaNDM-1 and their transformants

From: First identification of coexistence of blaNDM-1 and blaCMY-42among Escherichia coli ST167 clinical isolates

Antimicrobials MIC values (μg/ml)
  E. coliWZ33 aE.coliDH5α (WZ33) E.coliWZ51 aE. coliDH5α (WZ51) E. coliDH5α
ampicillin >256 >256 >256 >256 1.5
piperacillin/tazobatam >256 16 >256 256 0.75
piperacillin >256 16 256 >256 0.038
ceftazidime >256 >256 >256 >256 0.094
cefotaxime >256 64 >256 192 0.047
cefepime >256 16 >256 4 0.047
aztreonam 32 0. 023 >256 12 0.023
cefoxitin >256 >256 >256 >256 0.75
imipenem 8 6 24 12 0.094
meropenem >32 6 >32 3 0.016
ertapenem >32 24 >32 4 0.008
amikacin 1.5 0.75 2 0.50 0.50
gentamicin 24 0.38 16 0.125 0.125
levofloxacin 24 0.047 ≥32 0.016 0.023
trimethoprim/sulfamethoxazole 0.75 0.008 >32 0.008 0.008
polymyxin B 1.5 0.38 1.5 0.38 0.38
tigecycline 0.19 0.5 1 0.19 0.19
Fosfomycin 0.5 0.25 2 0.94 0.94
  1. a, transformant.