Table 1 Antibiotic susceptibility (MIC) of ESBL-producing Citrobacter freundii LM07/10 and Escherichia coli J53-07/20 transconjugants.
From: CTX-M-14 β-lactamase-producing Citrobacter freundii isolated in Venezuela
Antibiotics tested | C. freundii LM07/10 MIC (μg/ml) | E. coli J53-07/20 transconjugants MIC (μg/ml) | E. coli J53 MIC (μg/ml) | E. coli ATCC 25922 MIC (μg/ml) |
|---|---|---|---|---|
Cefoxitin | 8 | 8 | 4 | 4 |
Cefotaxime | > 16 | 8 | 0.064 | 0.125 |
Cefotaxime/clavulanic acid* | 0.25 | 0.25 | 0.125 | 0.125 |
Ceftazidime | 2 | 1 | 0.025 | 0.5 |
Ceftazidime/clavulanic acid* | 0.25 | 0.25 | 0.25 | 0.125 |
Aztreonam | 4 | 4 | 0.25 | 0.25 |
Imipenem | 0.064 | 0.064 | 0.064 | 0.032 |
Meropenem | 0.064 | 0.064 | 0.064 | 0.064 |
Gentamicin | > 64 | 32 | 0.5 | 0.5 |
Amikacin | 8 | 4 | 0.5 | 1 |
Tobramycin | 16 | 4 | 0.25 | 1 |
Ciprofloxacin | > 16 | 0.025 | 0.25 | 0.064 |
Other test | ||||
DDST** | + | + | - | - |