Antimicrobial Resistance in Commensal <i>Escherichia coli</i> of the Porcine Gastrointestinal Tract

Antimicrobial resistance (AMR) in <i>Escherichia coli</i> of animal origin presents a threat to human health. Although animals are not the primary source of human infections, humans may be exposed to AMR <i>E. coli</i> of animal origin and their AMR genes through the food cha...

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Main Authors: Lorcan O’Neill, Edgar García Manzanilla, Daniel Ekhlas, Finola C. Leonard
Format: Article
Language:English
Published: MDPI AG 2023-11-01
Series:Antibiotics
Subjects:
Online Access:https://www.mdpi.com/2079-6382/12/11/1616
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author Lorcan O’Neill
Edgar García Manzanilla
Daniel Ekhlas
Finola C. Leonard
author_facet Lorcan O’Neill
Edgar García Manzanilla
Daniel Ekhlas
Finola C. Leonard
author_sort Lorcan O’Neill
collection DOAJ
description Antimicrobial resistance (AMR) in <i>Escherichia coli</i> of animal origin presents a threat to human health. Although animals are not the primary source of human infections, humans may be exposed to AMR <i>E. coli</i> of animal origin and their AMR genes through the food chain, direct contact with animals, and via the environment. For this reason, AMR in <i>E. coli</i> from food producing animals is included in most national and international AMR monitoring programmes and is the subject of a large body of research. As pig farming is one of the largest livestock sectors and the one with the highest antimicrobial use, there is considerable interest in the epidemiology of AMR in <i>E. coli</i> of porcine origin. This literature review presents an overview and appraisal of current knowledge of AMR in commensal <i>E. coli</i> of the porcine gastrointestinal tract with a focus on its evolution during the pig lifecycle and the relationship with antimicrobial use. It also presents an overview of the epidemiology of resistance to extended spectrum cephalosporins, fluoroquinolones, and colistin in pig production. The review highlights the widespread nature of AMR in the porcine commensal <i>E. coli</i> population, especially to the most-used classes in pig farming and discusses the complex interplay between age and antimicrobial use during the pig lifecycle.
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spelling doaj.art-fbb3b07c2c69473198d236c616b87c052023-11-24T14:25:21ZengMDPI AGAntibiotics2079-63822023-11-011211161610.3390/antibiotics12111616Antimicrobial Resistance in Commensal <i>Escherichia coli</i> of the Porcine Gastrointestinal TractLorcan O’Neill0Edgar García Manzanilla1Daniel Ekhlas2Finola C. Leonard3Pig Development Department, Teagasc, The Irish Food and Agriculture Authority, Moorepark, Fermoy, Co Cork P61 C996, IrelandPig Development Department, Teagasc, The Irish Food and Agriculture Authority, Moorepark, Fermoy, Co Cork P61 C996, IrelandPig Development Department, Teagasc, The Irish Food and Agriculture Authority, Moorepark, Fermoy, Co Cork P61 C996, IrelandSchool of Veterinary Medicine, University College Dublin, Belfield, Dublin D04 V1W8, IrelandAntimicrobial resistance (AMR) in <i>Escherichia coli</i> of animal origin presents a threat to human health. Although animals are not the primary source of human infections, humans may be exposed to AMR <i>E. coli</i> of animal origin and their AMR genes through the food chain, direct contact with animals, and via the environment. For this reason, AMR in <i>E. coli</i> from food producing animals is included in most national and international AMR monitoring programmes and is the subject of a large body of research. As pig farming is one of the largest livestock sectors and the one with the highest antimicrobial use, there is considerable interest in the epidemiology of AMR in <i>E. coli</i> of porcine origin. This literature review presents an overview and appraisal of current knowledge of AMR in commensal <i>E. coli</i> of the porcine gastrointestinal tract with a focus on its evolution during the pig lifecycle and the relationship with antimicrobial use. It also presents an overview of the epidemiology of resistance to extended spectrum cephalosporins, fluoroquinolones, and colistin in pig production. The review highlights the widespread nature of AMR in the porcine commensal <i>E. coli</i> population, especially to the most-used classes in pig farming and discusses the complex interplay between age and antimicrobial use during the pig lifecycle.https://www.mdpi.com/2079-6382/12/11/1616antimicrobial resistance<i>Escherichia coli</i>commensalpigs
spellingShingle Lorcan O’Neill
Edgar García Manzanilla
Daniel Ekhlas
Finola C. Leonard
Antimicrobial Resistance in Commensal <i>Escherichia coli</i> of the Porcine Gastrointestinal Tract
Antibiotics
antimicrobial resistance
<i>Escherichia coli</i>
commensal
pigs
title Antimicrobial Resistance in Commensal <i>Escherichia coli</i> of the Porcine Gastrointestinal Tract
title_full Antimicrobial Resistance in Commensal <i>Escherichia coli</i> of the Porcine Gastrointestinal Tract
title_fullStr Antimicrobial Resistance in Commensal <i>Escherichia coli</i> of the Porcine Gastrointestinal Tract
title_full_unstemmed Antimicrobial Resistance in Commensal <i>Escherichia coli</i> of the Porcine Gastrointestinal Tract
title_short Antimicrobial Resistance in Commensal <i>Escherichia coli</i> of the Porcine Gastrointestinal Tract
title_sort antimicrobial resistance in commensal i escherichia coli i of the porcine gastrointestinal tract
topic antimicrobial resistance
<i>Escherichia coli</i>
commensal
pigs
url https://www.mdpi.com/2079-6382/12/11/1616
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AT danielekhlas antimicrobialresistanceincommensaliescherichiacoliioftheporcinegastrointestinaltract
AT finolacleonard antimicrobialresistanceincommensaliescherichiacoliioftheporcinegastrointestinaltract