A Comparison of Oral and Intravenous Mouse Models of Listeriosis

Listeria monocytogenes is one of several enteric microbes that is acquired orally, invades the gastric mucosa, and then disseminates to peripheral tissues to cause systemic disease in humans. Intravenous (i.v.) inoculation of mice with L. monocytogenes has been the most widely-used small animal mode...

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Main Authors: Michelle G. Pitts, Sarah E. F. D’Orazio
Format: Article
Language:English
Published: MDPI AG 2018-01-01
Series:Pathogens
Subjects:
Online Access:http://www.mdpi.com/2076-0817/7/1/13
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author Michelle G. Pitts
Sarah E. F. D’Orazio
author_facet Michelle G. Pitts
Sarah E. F. D’Orazio
author_sort Michelle G. Pitts
collection DOAJ
description Listeria monocytogenes is one of several enteric microbes that is acquired orally, invades the gastric mucosa, and then disseminates to peripheral tissues to cause systemic disease in humans. Intravenous (i.v.) inoculation of mice with L. monocytogenes has been the most widely-used small animal model of listeriosis over the past few decades. The infection is highly reproducible and has been invaluable in deciphering mechanisms of adaptive immunity in vivo, particularly CD8+ T cell responses to intracellular pathogens. However, the i.v. model completely bypasses the gut phase of the infection. Recent advances in generating both humanized mice and murinized bacteria, as well as the development of a foodborne route of transmission has reignited interest in studying oral models of listeriosis. In this review, we analyze previously published reports to highlight both the similarities and differences in tissue colonization and host response to infection using either oral or i.v. inoculation.
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spelling doaj.art-a58e3fbdc14842c089e8ccf6df39065c2022-12-22T01:57:02ZengMDPI AGPathogens2076-08172018-01-01711310.3390/pathogens7010013pathogens7010013A Comparison of Oral and Intravenous Mouse Models of ListeriosisMichelle G. Pitts0Sarah E. F. D’Orazio1Department of Microbiology, Immunology & Molecular Genetics, University of Kentucky, 800 Rose Street–MS417, Lexington, KY 40536-0298, USADepartment of Microbiology, Immunology & Molecular Genetics, University of Kentucky, 800 Rose Street–MS417, Lexington, KY 40536-0298, USAListeria monocytogenes is one of several enteric microbes that is acquired orally, invades the gastric mucosa, and then disseminates to peripheral tissues to cause systemic disease in humans. Intravenous (i.v.) inoculation of mice with L. monocytogenes has been the most widely-used small animal model of listeriosis over the past few decades. The infection is highly reproducible and has been invaluable in deciphering mechanisms of adaptive immunity in vivo, particularly CD8+ T cell responses to intracellular pathogens. However, the i.v. model completely bypasses the gut phase of the infection. Recent advances in generating both humanized mice and murinized bacteria, as well as the development of a foodborne route of transmission has reignited interest in studying oral models of listeriosis. In this review, we analyze previously published reports to highlight both the similarities and differences in tissue colonization and host response to infection using either oral or i.v. inoculation.http://www.mdpi.com/2076-0817/7/1/13Listeria monocytogenesintracellular bacteriafoodborne pathogenhost susceptibilityvirulence
spellingShingle Michelle G. Pitts
Sarah E. F. D’Orazio
A Comparison of Oral and Intravenous Mouse Models of Listeriosis
Pathogens
Listeria monocytogenes
intracellular bacteria
foodborne pathogen
host susceptibility
virulence
title A Comparison of Oral and Intravenous Mouse Models of Listeriosis
title_full A Comparison of Oral and Intravenous Mouse Models of Listeriosis
title_fullStr A Comparison of Oral and Intravenous Mouse Models of Listeriosis
title_full_unstemmed A Comparison of Oral and Intravenous Mouse Models of Listeriosis
title_short A Comparison of Oral and Intravenous Mouse Models of Listeriosis
title_sort comparison of oral and intravenous mouse models of listeriosis
topic Listeria monocytogenes
intracellular bacteria
foodborne pathogen
host susceptibility
virulence
url http://www.mdpi.com/2076-0817/7/1/13
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