Table 2.
Antibiogram of Pseudomonas aeruginosa strains used in this study.
| Antibiotic | ATCC 27853 (MIC) | PA 24 (MIC) | PA 35 (MIC) |
|---|---|---|---|
| Piperacillin/Tazobactam | I (≤ 4) | R (≥ 128) | R (≥ 128) |
| Ceftazidime | I (2) | R (16) | R (≥ 64) |
| Ceftolozane/Tazobactam | S (0.5) | S (1) | S (2) |
| Cefepime | I (2) | R (16) | R (16) |
| Aztreonam | I (2) | *R (16) | R (32) |
| Imipenem | I (2) | R (≥ 16) | R (≥ 16) |
| Meropenem | S (≤ 0.25) | I (8) | R (≥ 16) |
| Amikacin | S (2) | S (4) | S (4) |
| Gentamycin | S (≤ 1) | R (≥ 16) | R (≥ 16) |
| Tobramycin | S (≤ 1) | R (≥ 16) | R (≥ 16) |
| Ciprofloxacin | I (≤ 0.25) | R (≥ 4) | R (≥ 4) |
| Fosfomycin | S (≤ 16) | (≥ 256) | (≥ 256) |
| Colistin | S (2) | S (≤ 0.5) | S (≤ 0.5) |
MIC, Minimum Inhibitory Concentration (mg/L); S, susceptible; I, intermediate; R, resistant.