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Review
. 2015 Jun;47(2):81-97.
doi: 10.3947/ic.2015.47.2.81. Epub 2015 Jun 30.

Epidemiology and Characteristics of Metallo-β-Lactamase-Producing Pseudomonas aeruginosa

Affiliations
Review

Epidemiology and Characteristics of Metallo-β-Lactamase-Producing Pseudomonas aeruginosa

Duck Jin Hong et al. Infect Chemother. 2015 Jun.

Abstract

Metallo-β-lactamase-producing Pseudomonas aeruginosa (MPPA) is an important nosocomial pathogen that shows resistance to all β-lactam antibiotics except monobactams. There are various types of metallo-β-lactamases (MBLs) in carbapenem-resistant P. aeruginosa including Imipenemase (IMP), Verona integron-encoded metallo-β-lactamase (VIM), Sao Paulo metallo-β-lactamase (SPM), Germany imipenemase (GIM), New Delhi metallo-β-lactamase (NDM), Florence imipenemase (FIM). Each MBL gene is located on specific genetic elements including integrons, transposons, plasmids, or on the chromosome, in which they carry genes encoding determinants of resistance to carbapenems and other antibiotics, conferring multidrug resistance to P. aeruginosa. In addition, these genetic elements are transferable to other Gram-negative species, increasing the antimicrobial resistance rate and complicating the treatment of infected patients. Therefore, it is essential to understand the epidemiology, resistance mechanism, and molecular characteristics of MPPA for infection control and prevention of a possible global health crisis. Here, we highlight the characteristics of MPPA.

Keywords: Carbapenem; Epidemiology; Metallo-β-lactamase; Multidrug resistance; Pseudomonas aeruginosa.

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Figures

Figure 1
Figure 1. Geographical distribution of carbapenem-resistant Pseudomonas aeruginosa. Most isolates were collected from 2009 to 2011 with the following exceptions: Chile (2005), Kenya (2006 to 2007), and South Africa (2006). The white colored areas indicate that there was no available published data for that region.

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