The role of the gut microbiome and diet in the pathogenesis of non-alcoholic fatty liver disease

Non-alcoholic fatty liver disease (NAFLD) is the leading cause of chronic liver disease, with a prevalence that is increasing in parallel with the global rise in obesity and type 2 diabetes mellitus. The pathogenesis of NAFLD is complex and multifactorial, involving environmental, genetic and metabo...

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Main Authors: Erica Jennison, Christopher D. Byrne
Format: Article
Language:English
Published: Korean Association for the Study of the Liver 2021-01-01
Series:Clinical and Molecular Hepatology
Subjects:
Online Access:http://e-cmh.org/upload/pdf/cmh-2020-0129.pdf
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author Erica Jennison
Christopher D. Byrne
author_facet Erica Jennison
Christopher D. Byrne
author_sort Erica Jennison
collection DOAJ
description Non-alcoholic fatty liver disease (NAFLD) is the leading cause of chronic liver disease, with a prevalence that is increasing in parallel with the global rise in obesity and type 2 diabetes mellitus. The pathogenesis of NAFLD is complex and multifactorial, involving environmental, genetic and metabolic factors. The role of the diet and the gut microbiome is gaining interest as a significant factor in NAFLD pathogenesis. Dietary factors induce alterations in the composition of the gut microbiome (dysbiosis), commonly reflected by a reduction of the beneficial species and an increase in pathogenic microbiota. Due to the close relationship between the gut and liver, altering the gut microbiome can affect liver functions; promoting hepatic steatosis and inflammation. This review summarises the current evidence supporting an association between NAFLD and the gut microbiome and dietary factors. The review also explores potential underlying mechanisms underpinning these associations and whether manipulation of the gut microbiome is a potential therapeutic strategy to prevent or treat NAFLD.
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spelling doaj.art-78758820c7fc418e9b94dbe13b712ce42022-12-21T22:47:32ZengKorean Association for the Study of the LiverClinical and Molecular Hepatology2287-27282287-285X2021-01-01271224310.3350/cmh.2020.01291568The role of the gut microbiome and diet in the pathogenesis of non-alcoholic fatty liver diseaseErica Jennison0Christopher D. Byrne1 Department of Chemical Pathology, Southampton General Hospital, University Hospital Southampton, Southampton, UK Department of Nutrition and Metabolism, Faculty of Medicine, University of Southampton, Southampton, UKNon-alcoholic fatty liver disease (NAFLD) is the leading cause of chronic liver disease, with a prevalence that is increasing in parallel with the global rise in obesity and type 2 diabetes mellitus. The pathogenesis of NAFLD is complex and multifactorial, involving environmental, genetic and metabolic factors. The role of the diet and the gut microbiome is gaining interest as a significant factor in NAFLD pathogenesis. Dietary factors induce alterations in the composition of the gut microbiome (dysbiosis), commonly reflected by a reduction of the beneficial species and an increase in pathogenic microbiota. Due to the close relationship between the gut and liver, altering the gut microbiome can affect liver functions; promoting hepatic steatosis and inflammation. This review summarises the current evidence supporting an association between NAFLD and the gut microbiome and dietary factors. The review also explores potential underlying mechanisms underpinning these associations and whether manipulation of the gut microbiome is a potential therapeutic strategy to prevent or treat NAFLD.http://e-cmh.org/upload/pdf/cmh-2020-0129.pdfnon-alcoholic fatty liver diseasegastrointestinal microbiomedysbiosisdiet
spellingShingle Erica Jennison
Christopher D. Byrne
The role of the gut microbiome and diet in the pathogenesis of non-alcoholic fatty liver disease
Clinical and Molecular Hepatology
non-alcoholic fatty liver disease
gastrointestinal microbiome
dysbiosis
diet
title The role of the gut microbiome and diet in the pathogenesis of non-alcoholic fatty liver disease
title_full The role of the gut microbiome and diet in the pathogenesis of non-alcoholic fatty liver disease
title_fullStr The role of the gut microbiome and diet in the pathogenesis of non-alcoholic fatty liver disease
title_full_unstemmed The role of the gut microbiome and diet in the pathogenesis of non-alcoholic fatty liver disease
title_short The role of the gut microbiome and diet in the pathogenesis of non-alcoholic fatty liver disease
title_sort role of the gut microbiome and diet in the pathogenesis of non alcoholic fatty liver disease
topic non-alcoholic fatty liver disease
gastrointestinal microbiome
dysbiosis
diet
url http://e-cmh.org/upload/pdf/cmh-2020-0129.pdf
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