TABLE 1.
Challenge isolate set
| Strain designation | Species | Country of origin | Description | MIC (μg/ml) |
Source or reference | ||
|---|---|---|---|---|---|---|---|
| Ertapenem | Imipenem | Meropenem | |||||
| 428024011 | E. coli | Colombia | KPC (undefined), pulsotype EC3 | 2 | 4 | 2 | Gift of John Quinn |
| KPN2303 | K. pneumoniae | Colombia | KPC-2 pulsotype, KP2 | >256 | >256 | >256 | 24 |
| H680 | K. pneumoniae | Colombia | KPC (undefined), pulsotype KP3 | 8 | 8 | 4 | Gift of John Quinn |
| KPN2020 | K. pneumoniae | Colombia | KPC (undefined), pulsotype KP4 | 64 | 16 | 8 | Gift of John Quinn |
| CH9B | K. pneumoniae | USA | KPC-3, pulsotype KP1 | 32 | 8 | 16 | This publication |
| EC18 | E. coli | USA | KPC (undefined), pulsotype EC1 | 32 | 8 | 8 | This publication |
| EC11 | E. coli | USA | KPC (undefined), pulsotype EC2 | 4 | 4 | 4 | Gift of Michael Costello |
| KP11 | K. pneumoniae | USA | KPC (undefined), pulsotype KP1 | 32 | 8 | 16 | This study |
| KP19 | K. pneumoniae | USA | KPC (undefined), pulsotype KP1 | 64 | 8 | 8 | This study |
| 39197 | K. pneumoniae | Colombia | TEM, CTX-M, SHV | 0.03 | 0.5 | Not tested | 23 |
| CH4 | E. coli | China | TEM-1, SHV-43 | 0.03 | 0.5 | Not tested | 26 |
| ATCC 700603 | K. pneumoniae | USA | SHV-18 | 0.03 | Not tested | Not tested | American Type Culture Collection |
| MG32 | E. coli | USA | TEM-12, porin alteration | 0.03 | 0.12 | Not tested | 27 |
| 1338 | K. pneumoniae | Colombia | CTX-M-12 | 0.06 | 0.12 | Not tested | 23 |
| KPLA-1 | K. pneumoniae | Switzerland | SHV-12 | 0.06 | 0.25 | Not tested | 14 |
| RHH-1/K-3 | K. pneumoniae | United Kingdom | TEM-9 | 0.125 | 0.12 | Not tested | 21 |
| KP-3 | K. pneumoniae | USA | TEM-10, SHV | 0.03 | 0.12 | Not tested | 15 |
| K1(KC-1) | K. pneumoniae | USA | TEM-10 | 0.03 | 0.12 | Not tested | 17 |
| CH6 | K. pneumoniae | China | SHV-43 | 0.06 | 0.12 | Not tested | 26 |