Fig. 1From: Critical threat associated with carbapenem-resistant gram-negative bacteria: prioritizing water matrices in addressing total antibiotic resistanceβ-Lactamases produced by Gram-negative bacteria. Key: IMP-type carbapenemases (metallo-β-lactamases) (class B), VIM (verona integron-encoded metallo-β-lactamase) (class B), OXA (oxacillinase) group of β-lactamases (class D), KPC (K. pneumoniae carbapenemase) (class A), CMY (class C), SME, IMI, NMC (metallo-β-lactamases) and CcrA, and NDM-1 (New Delhi metallo-β-lactamase) (class B)Back to article page