Table 2.
Detected β-lactamase genes of nine isolates with false-susceptible ceftazidime-avibactam results in the semi-automated AST system.
| Strain no. | Organism | β-lactamases |
|---|---|---|
| KR29 | E. cloacae complex | VIM-1 (100/100), ACT-14, SHV-12 |
| 700.18 | E. coli | NDM-5 (100/100), CTX-M-15, TEM-1B |
| 2.10 | E. coli | NDM-1 (99.88/99.88), CTX-M-15, OXA-1, OXA-2, TEM-1B |
| 64.08 | M. morganii | VIM-4 (92.3/100), DHA-4 |
| 52.15 | P. mirabilis | VIM-1 (100/100), CMY-99, SHV-12, TEM-1A |
| 613.16 | P. aeruginosa | VIM-2 (100/100), OXA-395, PDC-44 |
| AV6 | P. aeruginosa | VIM-2 (100/100), OXA-395, PDC-44 |
| AV7 | P. aeruginosa | VIM-2 (100/100), OXA-395 |
| WE10 | P. aeruginosa | VIM-2 (100/100), OXA-395, PDC-44 |
Metallo-β-lactamases are given in bold type and percentages of coverage and identity to reference sequences are given in brackets (coverage %/identity %).