| AMR | Antimicrobial resistance |
| ARGs | Antimicrobial resistant genes |
| AST | Antimicrobial susceptibility testing |
| AT | Aztreonam |
| CLSI | Clinical and Laboratory Standards Institute |
| CPD | Cefpodoxime |
| CTR | Ceftriaxone |
| Etbr | Ethidium bromide |
| IPM | Imipenem |
| lktD | Leukotoxin D |
| LPS | Lipopolysaccharides |
| MALDI-TOF MS | Matrix-assisted laser desorption/ionization time-of-flight mass spectrometry |
| MDR | Multidrug resistant |
| NC | Negative control |
| NFGNB | Non-fermenting gram-negative bacilli |
| OD | Optical density |
| PCR | Polymerase Chain Reaction |
| PIT | Piperacillin-tazobactam |
| S. maltophilia | Stenotrophomonas maltophilia |
| T2SS | Type II secretion system |
| T4SS | Type IV secretion system |
| TCC | Ticarcillin-clavulanate |
| TMP/SMX | Trimethoprim/sulfamethoxazole |
| zot | Zonula occludens toxin |