Biomedical Science Letters

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Table. 1.

The classification of carbapenemase and microorganism from which the enzyme was isolated

Ambler classification Enzyme type Microorganisms
Class A KPC, GES, SMEa, NMCa, IMIa Enterobacteriaceae
P. aeruginosa
Class B NDM, IMP, VIM, SIM Enterobacteriaceae
P. aeruginosa
Acinetobacter spp.
Class D OXA Enterobacteriaceae (OXA-48)
Acinetobacter spp. (OXA-23)

Abbreviations: KPC, Klebsiella pneumoniae carbapenemase; GES, Guiana extended spectrum β-lactamase; SME, Serratia marcescens enzyme; NMC, non-mtalloenzyme carbapenemase; IMI, imipenemase; NDM, New Delhi metallo-β-lactamase; IMP, imipenemase; VIM, Verona integron-encoded metallo-β-lactamase; SIM, Seoul imipenemase; OXA, oxacillinase

aThe genes are presumed to be chromosome and non-mobile

Biomed Sci Letters 2023;29:109-20
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