Multifaceted Defense against Listeria monocytogenes in the Gastro-Intestinal Lumen

Listeria monocytogenes is a foodborne pathogen that can cause febrile gastroenteritis in healthy subjects and systemic infections in immunocompromised individuals. Despite the high prevalence of L. monocytogenes in the environment and frequent contamination of uncooked meat and poultry products, inf...

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Main Authors: Simone Becattini, Eric G. Pamer
Format: Article
Language:English
Published: MDPI AG 2017-12-01
Series:Pathogens
Subjects:
Online Access:https://www.mdpi.com/2076-0817/7/1/1
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author Simone Becattini
Eric G. Pamer
author_facet Simone Becattini
Eric G. Pamer
author_sort Simone Becattini
collection DOAJ
description Listeria monocytogenes is a foodborne pathogen that can cause febrile gastroenteritis in healthy subjects and systemic infections in immunocompromised individuals. Despite the high prevalence of L. monocytogenes in the environment and frequent contamination of uncooked meat and poultry products, infections with this pathogen are relatively uncommon, suggesting that protective defenses in the general population are effective. In the mammalian gastrointestinal tract, a variety of defense mechanisms prevent L. monocytogenes growth, epithelial penetration and systemic dissemination. Among these defenses, colonization resistance mediated by the gut microbiota is crucial in protection against a range of intestinal pathogens, including L. monocytogenes. Here we review defined mechanisms of defense against L. monocytogenes in the lumen of the gastro-intestinal tract, with particular emphasis on protection conferred by the autochthonous microbiota. We suggest that selected probiotic species derived from the microbiota may be developed for eventual clinical use to enhance resistance against L. monocytogenes infections.
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spelling doaj.art-533d76b425a340ada126d277f7aa1e432022-12-22T02:06:59ZengMDPI AGPathogens2076-08172017-12-0171110.3390/pathogens7010001pathogens7010001Multifaceted Defense against Listeria monocytogenes in the Gastro-Intestinal LumenSimone Becattini0Eric G. Pamer1Immunology Program, Sloan Kettering Institute, Memorial Sloan-Kettering Cancer Center, New York, NY 10065, USAImmunology Program, Sloan Kettering Institute, Memorial Sloan-Kettering Cancer Center, New York, NY 10065, USAListeria monocytogenes is a foodborne pathogen that can cause febrile gastroenteritis in healthy subjects and systemic infections in immunocompromised individuals. Despite the high prevalence of L. monocytogenes in the environment and frequent contamination of uncooked meat and poultry products, infections with this pathogen are relatively uncommon, suggesting that protective defenses in the general population are effective. In the mammalian gastrointestinal tract, a variety of defense mechanisms prevent L. monocytogenes growth, epithelial penetration and systemic dissemination. Among these defenses, colonization resistance mediated by the gut microbiota is crucial in protection against a range of intestinal pathogens, including L. monocytogenes. Here we review defined mechanisms of defense against L. monocytogenes in the lumen of the gastro-intestinal tract, with particular emphasis on protection conferred by the autochthonous microbiota. We suggest that selected probiotic species derived from the microbiota may be developed for eventual clinical use to enhance resistance against L. monocytogenes infections.https://www.mdpi.com/2076-0817/7/1/1Listeria monocytogenesmicrobiotacolonization resistance
spellingShingle Simone Becattini
Eric G. Pamer
Multifaceted Defense against Listeria monocytogenes in the Gastro-Intestinal Lumen
Pathogens
Listeria monocytogenes
microbiota
colonization resistance
title Multifaceted Defense against Listeria monocytogenes in the Gastro-Intestinal Lumen
title_full Multifaceted Defense against Listeria monocytogenes in the Gastro-Intestinal Lumen
title_fullStr Multifaceted Defense against Listeria monocytogenes in the Gastro-Intestinal Lumen
title_full_unstemmed Multifaceted Defense against Listeria monocytogenes in the Gastro-Intestinal Lumen
title_short Multifaceted Defense against Listeria monocytogenes in the Gastro-Intestinal Lumen
title_sort multifaceted defense against listeria monocytogenes in the gastro intestinal lumen
topic Listeria monocytogenes
microbiota
colonization resistance
url https://www.mdpi.com/2076-0817/7/1/1
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