TABLE 2.
MICs of β-lactams for C. meningosepticum PINT, E. coli DH10B (pBS3), E. coli DH10B (pBS4), and the E. coli DH10B reference strain
| β-Lactam | MIC (μg/ml)
|
|||
|---|---|---|---|---|
| C. meningosepticum PINT | E. coli DH10B (pBS3)a | E. coli DH10B (pBS4)b | E. coli DH10B | |
| Amoxicillin | 256 | 64 | 128 | 4 |
| Ticarcillin | 256 | 64 | 256 | 4 |
| Piperacillin | 32 | 2 | 4 | 1 |
| Cephalothin | 512 | 32 | 16 | 2 |
| Cefepime | 32 | 0.06 | 0.03 | 0.03 |
| Cefoxitin | 32 | 16 | 2 | 1 |
| Cefpirome | 32 | 0.5 | 0.06 | 0.06 |
| Ceftazidime | 256 | 16 | 0.5 | 0.5 |
| Cefotaxime | 64 | 0.25 | 0.12 | 0.12 |
| Aztreonam | >512 | 0.25 | 0.25 | 0.25 |
| Moxalactam | 64 | 1 | 0.12 | 0.12 |
| Imipenem | 32 | 0.5 | 0.5 | 0.12 |
| Meropenem | 16 | 0.12 | 0.12 | 0.06 |
a
E. coli DH10B (pBS3) expressed GOB-1.
b
E. coli DH10B (pBS4) expressed BlaB-1.