Prevalence of mcr-type genes among colistin-resistant Enterobacteriaceae collected in 2014-2016 as part of the INFORM global surveillance program.

A set of 908 clinically derived colistin-resistant Enterobacteriaeae isolates collected worldwide in 2014-2016 were screened for the presence of the plasmid-borne mcr-1, mcr-2, mcr-3, mcr-4 and mcr-5 genes. In total 3.2% (29/908) of the collection were positive for mcr, including 27 Escherichia coli...

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Main Authors: Mark G Wise, Mark A Estabrook, Daniel F Sahm, Gregory G Stone, Krystyna M Kazmierczak
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2018-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC5880376?pdf=render
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author Mark G Wise
Mark A Estabrook
Daniel F Sahm
Gregory G Stone
Krystyna M Kazmierczak
author_facet Mark G Wise
Mark A Estabrook
Daniel F Sahm
Gregory G Stone
Krystyna M Kazmierczak
author_sort Mark G Wise
collection DOAJ
description A set of 908 clinically derived colistin-resistant Enterobacteriaeae isolates collected worldwide in 2014-2016 were screened for the presence of the plasmid-borne mcr-1, mcr-2, mcr-3, mcr-4 and mcr-5 genes. In total 3.2% (29/908) of the collection were positive for mcr, including 27 Escherichia coli, 1 Klebsiella pneumoniae and 1 Enterobacter cloacae. Twenty-four isolates possessed genes from the mcr-1 family, including the original mcr-1 (n = 22), as well as mcr-1.2 (n = 1) and mcr-1.5 (n = 1), which each differ from mcr-1 by encoding single amino acid variations. Genes from the mcr-3 family were found in isolates from Thailand, including mcr-3.1 (n = 3) and mcr-3.2 (n = 1). An E. coli isolated from a patient with a urinary tract infection in Colombia contained the recently discovered mcr-5. The full colistin-resistant collection was tested against a panel of antimicrobial agents with ceftazidime-avibactam and tigecycline exhibiting the highest activity.
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spelling doaj.art-b08be3500e4045ffa989d79f58c86cd62022-12-22T01:34:49ZengPublic Library of Science (PLoS)PLoS ONE1932-62032018-01-01134e019528110.1371/journal.pone.0195281Prevalence of mcr-type genes among colistin-resistant Enterobacteriaceae collected in 2014-2016 as part of the INFORM global surveillance program.Mark G WiseMark A EstabrookDaniel F SahmGregory G StoneKrystyna M KazmierczakA set of 908 clinically derived colistin-resistant Enterobacteriaeae isolates collected worldwide in 2014-2016 were screened for the presence of the plasmid-borne mcr-1, mcr-2, mcr-3, mcr-4 and mcr-5 genes. In total 3.2% (29/908) of the collection were positive for mcr, including 27 Escherichia coli, 1 Klebsiella pneumoniae and 1 Enterobacter cloacae. Twenty-four isolates possessed genes from the mcr-1 family, including the original mcr-1 (n = 22), as well as mcr-1.2 (n = 1) and mcr-1.5 (n = 1), which each differ from mcr-1 by encoding single amino acid variations. Genes from the mcr-3 family were found in isolates from Thailand, including mcr-3.1 (n = 3) and mcr-3.2 (n = 1). An E. coli isolated from a patient with a urinary tract infection in Colombia contained the recently discovered mcr-5. The full colistin-resistant collection was tested against a panel of antimicrobial agents with ceftazidime-avibactam and tigecycline exhibiting the highest activity.http://europepmc.org/articles/PMC5880376?pdf=render
spellingShingle Mark G Wise
Mark A Estabrook
Daniel F Sahm
Gregory G Stone
Krystyna M Kazmierczak
Prevalence of mcr-type genes among colistin-resistant Enterobacteriaceae collected in 2014-2016 as part of the INFORM global surveillance program.
PLoS ONE
title Prevalence of mcr-type genes among colistin-resistant Enterobacteriaceae collected in 2014-2016 as part of the INFORM global surveillance program.
title_full Prevalence of mcr-type genes among colistin-resistant Enterobacteriaceae collected in 2014-2016 as part of the INFORM global surveillance program.
title_fullStr Prevalence of mcr-type genes among colistin-resistant Enterobacteriaceae collected in 2014-2016 as part of the INFORM global surveillance program.
title_full_unstemmed Prevalence of mcr-type genes among colistin-resistant Enterobacteriaceae collected in 2014-2016 as part of the INFORM global surveillance program.
title_short Prevalence of mcr-type genes among colistin-resistant Enterobacteriaceae collected in 2014-2016 as part of the INFORM global surveillance program.
title_sort prevalence of mcr type genes among colistin resistant enterobacteriaceae collected in 2014 2016 as part of the inform global surveillance program
url http://europepmc.org/articles/PMC5880376?pdf=render
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