Models for Gut-Mediated Horizontal Gene Transfer by Bacterial Plasmid Conjugation

The emergence of new antimicrobial resistant and virulent bacterial strains may pose a threat to human and animal health. Bacterial plasmid conjugation is a significant contributor to rapid microbial evolutions that results in the emergence and spread of antimicrobial resistance (AR). The gut of ani...

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Main Authors: Logan C. Ott, Melha Mellata
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-06-01
Series:Frontiers in Microbiology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fmicb.2022.891548/full
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author Logan C. Ott
Logan C. Ott
Melha Mellata
Melha Mellata
author_facet Logan C. Ott
Logan C. Ott
Melha Mellata
Melha Mellata
author_sort Logan C. Ott
collection DOAJ
description The emergence of new antimicrobial resistant and virulent bacterial strains may pose a threat to human and animal health. Bacterial plasmid conjugation is a significant contributor to rapid microbial evolutions that results in the emergence and spread of antimicrobial resistance (AR). The gut of animals is believed to be a potent reservoir for the spread of AR and virulence genes through the horizontal exchange of mobile genetic elements such as plasmids. The study of the plasmid transfer process in the complex gut environment is limited due to the confounding factors that affect colonization, persistence, and plasmid conjugation. Furthermore, study of plasmid transfer in the gut of humans is limited to observational studies, leading to the need to identify alternate models that provide insight into the factors regulating conjugation in the gut. This review discusses key studies on the current models for in silico, in vitro, and in vivo modeling of bacterial conjugation, and their ability to reflect the gut of animals. We particularly emphasize the use of computational and in vitro models that may approximate aspects of the gut, as well as animal models that represent in vivo conditions to a greater extent. Directions on future research studies in the field are provided.
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spelling doaj.art-6af268e8febd4d73b0f3c63436ce14692022-12-22T00:31:04ZengFrontiers Media S.A.Frontiers in Microbiology1664-302X2022-06-011310.3389/fmicb.2022.891548891548Models for Gut-Mediated Horizontal Gene Transfer by Bacterial Plasmid ConjugationLogan C. Ott0Logan C. Ott1Melha Mellata2Melha Mellata3Department of Food Science and Human Nutrition, Iowa State University, Ames, IA, United StatesInterdepartmental Microbiology Graduate Program, Iowa State University, Ames, IA, United StatesDepartment of Food Science and Human Nutrition, Iowa State University, Ames, IA, United StatesInterdepartmental Microbiology Graduate Program, Iowa State University, Ames, IA, United StatesThe emergence of new antimicrobial resistant and virulent bacterial strains may pose a threat to human and animal health. Bacterial plasmid conjugation is a significant contributor to rapid microbial evolutions that results in the emergence and spread of antimicrobial resistance (AR). The gut of animals is believed to be a potent reservoir for the spread of AR and virulence genes through the horizontal exchange of mobile genetic elements such as plasmids. The study of the plasmid transfer process in the complex gut environment is limited due to the confounding factors that affect colonization, persistence, and plasmid conjugation. Furthermore, study of plasmid transfer in the gut of humans is limited to observational studies, leading to the need to identify alternate models that provide insight into the factors regulating conjugation in the gut. This review discusses key studies on the current models for in silico, in vitro, and in vivo modeling of bacterial conjugation, and their ability to reflect the gut of animals. We particularly emphasize the use of computational and in vitro models that may approximate aspects of the gut, as well as animal models that represent in vivo conditions to a greater extent. Directions on future research studies in the field are provided.https://www.frontiersin.org/articles/10.3389/fmicb.2022.891548/fullhorizontal gene transferplasmidsbacterial evolutionin vivoin vitroantimicrobial resistance
spellingShingle Logan C. Ott
Logan C. Ott
Melha Mellata
Melha Mellata
Models for Gut-Mediated Horizontal Gene Transfer by Bacterial Plasmid Conjugation
Frontiers in Microbiology
horizontal gene transfer
plasmids
bacterial evolution
in vivo
in vitro
antimicrobial resistance
title Models for Gut-Mediated Horizontal Gene Transfer by Bacterial Plasmid Conjugation
title_full Models for Gut-Mediated Horizontal Gene Transfer by Bacterial Plasmid Conjugation
title_fullStr Models for Gut-Mediated Horizontal Gene Transfer by Bacterial Plasmid Conjugation
title_full_unstemmed Models for Gut-Mediated Horizontal Gene Transfer by Bacterial Plasmid Conjugation
title_short Models for Gut-Mediated Horizontal Gene Transfer by Bacterial Plasmid Conjugation
title_sort models for gut mediated horizontal gene transfer by bacterial plasmid conjugation
topic horizontal gene transfer
plasmids
bacterial evolution
in vivo
in vitro
antimicrobial resistance
url https://www.frontiersin.org/articles/10.3389/fmicb.2022.891548/full
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