Table 11.
Determination of MIC and MLC for Piperacillin/Tazobactam
| Strain | MIC (μg/ml) | MLC (μg/ml) | ||||
|---|---|---|---|---|---|---|
| Std | M1 | M2 | Std | M1 | M2 | |
| A. baumanii (A. b.) 59 | 500 | 500 | 500 | 1000 | 1000 | 1000 |
| A. baumanii 139 | 500 | 500 | 500 | 1000 | 1000 | 1000 |
| A. baumanii 147 | 500 | 500 | 500 | 1000 | 1000 | 1000 |
| A. baumanii 173 | Nd | Nd | Nd | 125 | 125 | 125 |
| S. faecalis (S. f.) | Nd | Nd | Nd | 31.25 | 31.25 | 31.25 |
| S. faecalis ATCC 29212 | Nd | Nd | Nd | 250 | 250 | 250 |
| S. faecalis ATCC 319623 | 1000 | 1000 | 1000 | >1000 | >1000 | >1000 |
| E. gallinarum (E. g.) | 3.95 | 3.95 | 3.95 | 7.81 | 7.81 | 7.81 |
| E. coli (E. c.) 39 | Nd | Nd | Nd | 7.81 | 7.81 | 7.81 |
| E. coli 50 | 1000 | 1000 | 1000 | |||
| E. coli 69 | 62.25 | 62.25 | 62.25 | 250 | 250 | 250 |
| K. pneumoniae (K. p.) 1 | Nd | Nd | Nd | 62.51 | 62.51 | 62.51 |
| K. pneumoniae 43 | R | R | R | R | R | R |
| K. pneumoniae 63 | Nd | Nd | Nd | 1000 | 1000 | 1000 |
| K. pneumoniae 65 | Nd | Nd | Nd | 500 | 500 | 500 |
| K. pneumoniae 207 | R | R | R | R | R | R |
| Ps. aeruginosa (P. a.) 42 | Nd | Nd | Nd | 7.81 | 7.81 | 7.81 |
| Ps. aeruginosa 74 | 125 | 125 | 125 | 250 | 250 | 250 |
| Ps. aeruginosa 151 | 31.25 | 31.25 | 31.25 | 62.51 | 62.51 | 62.51 |
| Ps. aeruginosa 157 | 62.51 | 62.51 | 62.51 | 125 | 125 | 125 |
| St. aureus (S. a.) 287 | Nd | Nd | Nd | 7.81 | 7.81 | 7.81 |
| St. aureus 291 | 31.25 | 31.25 | 31.25 | 62.51 | 62.51 | 62.51 |
| St. aureus 25923 | Nd | Nd | Nd | 31.25 | 31.25 | 31.25 |