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. 2020 Jun 30;13:2037–2052. doi: 10.2147/IDR.S255292

Figure 3.

Figure 3

Phylogenetic tree of β-lactamases genes based on the gene sequencing of the class A and class B β-lactamases in P. aeruginosa isolates.

Abbreviations: MDR, multidrug-resistant; Com, chromosomal genes; Pls, plasmid genes; CAZ, ceftazidime; DOR, doripenem; MER, meropenem; IMI, imipenem; CPE, cefepime; GEN, gentamycin; CIP, ciprofloxacin; AK, amikacin; NOR, norfloxacin; AZT, aztreonam; TOB, tobramycin; PIP, piperacillin; PI/TA, piperacillin/tazobactam.