TABLE 1.
MICs (mg/L) of three E. coli isolates cocarrying tet(X4), mcr-1, and blaNDM-5a
| Strain ID | Antimicrobials: |
||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GEN | KAN | DOX | AMP | ENR | CFF | STR | AMX | RIF | CEF | FFC | MEM | IMP | CST | OXY | TET | TIG | |
| PT62 | >128 | >128 | 128 | >128 | ≤0.125 | >128 | 64 | >128 | 16 | >128 | >128 | 16 | 16 | 8 | >128 | >128 | 128 |
| PT76 | >128 | >128 | 64 | >128 | ≤0.125 | >128 | 32 | >128 | 16 | >128 | >128 | 16 | 16 | 4 | >128 | >128 | 64 |
| PT77 | >128 | >128 | 128 | >128 | ≤0.125 | >128 | 64 | >128 | 32 | >128 | >128 | 16 | 16 | 4 | >128 | >128 | 64 |
| ATCC 25922 | 0.25 | 2 | 0.5 | 4 | ≤0.125 | ≤0.125 | 4 | 4 | 4 | ≤0.125 | 4 | ≤0.125 | ≤0.125 | 0.25 | 4 | 0.5 | ≤0.125 |
a
GEN, gentamicin; KAN, kanamycin; DOX, doxycycline; AMP, ampicillin; ENR, enrofloxacin; CFF, ceftiofur; STR, streptomycin; AMX, amoxicillin; RIF, rifampicin; CEF, ceftriaxone; FFC, florfenicol; MEM, meropenem; IMP, imipenem; CST, colistin; OXY, oxytetracycline; TET, tetracycline; TIG, tigecycline.