Table 2.
Characterization of K. pneumoniae and P. aeruginosa strains used in this study.
| Bacterial Strain | Collection Year | Isolation Source | Phenotype of the Antibacterial Resistance | Antibacterial Resistance Genes |
|---|---|---|---|---|
| K. pneumoniae 409 | 2013 | Trachea | AMP, SAM, CEP, CFS, FOX, CRO, CAZ, ATM, IPM, MEM, CIP, GEN, AMK, NIT | blaNDM,blaSHV, blaTEM, blaCTX-M |
| K. pneumoniae 410 | 2013 | Trachea | AMP, SAM, CEP, CFS, FOX, CRO, CAZ, ATM, IPM, MEM, CIP, GEN, AMK, NIT | bla NDM , bla SHV , bla TEM , bla CTX-M |
|
P. aeruginosa B-730P/17 |
2017 | Trachea | AMP, SAM, CEP, CFS, FOX, CRO, CAZ, MEM, EPM, CIP, GEN, AMK, NIT | blaVIM-2, int1 |
|
P. aeruginosa B-2099/18 |
2018 | Trachea | AMP, SAM, CEP, CFS, FOX, CRO, CAZ, MEM, EPM, CIP, GEN, AMK, NIT | blaVIM-2, int1 |
Note: AMP, ampicillin; SAM, ampicillin—sulbactam; CEP, cefoperazone; CFS, cefoperazone—sulbactam; FOX, cefox-itin; CRO, ceftriaxone; CAZ, ceftazidime; ATM, aztreonam; IPM, imipenem; MEM, meropenem; EPM, ertapenem; CIP, ciprofloxacin; GEN, gentamicin; AMK, amikacin; NIT, nitrofurantoin; blaSHV, blaTEM, blaCTX-M, blaNDM, blaVIM-2—β-lactamase genes; int1—class 1 integrase gene.