Table 1.
Antimicrobial susceptibilities of C. indologenes ATCC 29897, C. indologenes SH187, E. coli BL21(pCIA-1), and reference strain E. coli BL21
| β-Lactam | MIC (μg/ml) |
|||
|---|---|---|---|---|
| C. indologenes ATCC 29897 | E. coli BL21 (pCIA-1) | C. indologenes SH187 | E. coli BL21 | |
| Penicillin G | 64 | 128 | 16 | 4 |
| Amoxicillin | 256 | 256 | 64 | 1 |
| Carbenicillin | >256 | >256 | 256 | 2 |
| Ticarcillin | >256 | >256 | >256 | 1 |
| Piperacillin | 256 | 16 | 32 | 0.5 |
| Cefazolin | 256 | 16 | 256 | 1 |
| Cephalothin | 256 | 32 | 128 | 1 |
| Cephalexin | 256 | 64 | >256 | 4 |
| Cefuroxime | >256 | 32 | 128 | 0.5 |
| Cefotaxime | 64 | 1 | 16 | ≤0.125 |
| Ceftazidime | 8 | 32 | 8 | ≤0.125 |
| Ceftriaxone | 128 | 1 | 64 | ≤0.125 |
| Cefoperazone | 32 | 1 | 16 | ≤0.125 |
| Cefepime | 4 | 0.5 | 4 | ≤0.125 |
| Cefoxitin | 16 | 1 | 8 | 1 |
| Moxalactam | 128 | ≤0.125 | 128 | ≤0.125 |
| Imipenem | 128 | ≤0.125 | 2 | ≤0.125 |
| Aztreonam | 256 | 8 | 256 | ≤0.125 |
| Amoxicillin + CLAa | 256 | 2 | 4 | 1 |
| Piperacillin + CLA | 8 | 0.5 | 0.25 | 0.5 |
| Ceftazidime + CLA | 4 | ≤0.125 | 4 | ≤0.125 |
| Cefepime + CLA | 0.5 | ≤0.125 | 0.5 | ≤0.125 |
a
CLA, clavulanic acid at 2 μg/ml.