Irritable Bowel and Bacterial Overgrowth Syndromes: a Bacterial Link Hypothesis of Functional Disease

Aim. Assessment of the irritable bowel syndrome (IBS) and small intestinal bacterial overgrowth syndrome (SIBO) interlinkage.Key points. SIBO may represent a "peripheral" mechanism of IBS, aside to nonspecific inflammation, increased epithelial permeability and local immune system activati...

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Main Authors: K. V. Ivashkin, V. R. Grechishnikova, M. S. Reshetova, V. T. Ivashkin
Format: Article
Language:Russian
Published: Gastro LLC 2021-04-01
Series:Российский журнал гастроэнтерологии, гепатологии, колопроктологии
Subjects:
Online Access:https://www.gastro-j.ru/jour/article/view/522
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author K. V. Ivashkin
V. R. Grechishnikova
M. S. Reshetova
V. T. Ivashkin
author_facet K. V. Ivashkin
V. R. Grechishnikova
M. S. Reshetova
V. T. Ivashkin
author_sort K. V. Ivashkin
collection DOAJ
description Aim. Assessment of the irritable bowel syndrome (IBS) and small intestinal bacterial overgrowth syndrome (SIBO) interlinkage.Key points. SIBO may represent a "peripheral" mechanism of IBS, aside to nonspecific inflammation, increased epithelial permeability and local immune system activation. In various assays, the SIBO rate in IBS patients was 4-46% vs. 0-13% in an intact cohort. A limited diagnosability of SIBO obscures the SIBO-IBS causal interplay. Impaired motility in IBS may predispose to the SIBO development. Proinflammatory cytokines and mediators in SIBO, in turn, provoke visceral hypersensitivity and intense motility, the key IBS factors. Both conditions relate to qualitative and quantitative changes in microbiota, which warrants the application of probiotic Lactobacillus and Bifidobacterium strains.Conclusion. Further research into the SIBO-IBS interface is required for developing optimal probiotic-based therapies.
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spelling doaj.art-3383e5e21f33490abd57f8191b89fa872024-03-25T16:53:09ZrusGastro LLCРоссийский журнал гастроэнтерологии, гепатологии, колопроктологии1382-43762658-66732021-04-01311546310.22416/1382-4376-2021-31-1-54-63411Irritable Bowel and Bacterial Overgrowth Syndromes: a Bacterial Link Hypothesis of Functional DiseaseK. V. Ivashkin0V. R. Grechishnikova1M. S. Reshetova2V. T. Ivashkin3Sechenov First Moscow State Medical University (Sechenov University)Sechenov First Moscow State Medical University (Sechenov University)Sechenov First Moscow State Medical University (Sechenov University)Sechenov First Moscow State Medical University (Sechenov University)Aim. Assessment of the irritable bowel syndrome (IBS) and small intestinal bacterial overgrowth syndrome (SIBO) interlinkage.Key points. SIBO may represent a "peripheral" mechanism of IBS, aside to nonspecific inflammation, increased epithelial permeability and local immune system activation. In various assays, the SIBO rate in IBS patients was 4-46% vs. 0-13% in an intact cohort. A limited diagnosability of SIBO obscures the SIBO-IBS causal interplay. Impaired motility in IBS may predispose to the SIBO development. Proinflammatory cytokines and mediators in SIBO, in turn, provoke visceral hypersensitivity and intense motility, the key IBS factors. Both conditions relate to qualitative and quantitative changes in microbiota, which warrants the application of probiotic Lactobacillus and Bifidobacterium strains.Conclusion. Further research into the SIBO-IBS interface is required for developing optimal probiotic-based therapies.https://www.gastro-j.ru/jour/article/view/522small intestinal bacterial overgrowthirritable bowel syndromegut microbiotaprobioticslactobacillusbifidobacterium
spellingShingle K. V. Ivashkin
V. R. Grechishnikova
M. S. Reshetova
V. T. Ivashkin
Irritable Bowel and Bacterial Overgrowth Syndromes: a Bacterial Link Hypothesis of Functional Disease
Российский журнал гастроэнтерологии, гепатологии, колопроктологии
small intestinal bacterial overgrowth
irritable bowel syndrome
gut microbiota
probiotics
lactobacillus
bifidobacterium
title Irritable Bowel and Bacterial Overgrowth Syndromes: a Bacterial Link Hypothesis of Functional Disease
title_full Irritable Bowel and Bacterial Overgrowth Syndromes: a Bacterial Link Hypothesis of Functional Disease
title_fullStr Irritable Bowel and Bacterial Overgrowth Syndromes: a Bacterial Link Hypothesis of Functional Disease
title_full_unstemmed Irritable Bowel and Bacterial Overgrowth Syndromes: a Bacterial Link Hypothesis of Functional Disease
title_short Irritable Bowel and Bacterial Overgrowth Syndromes: a Bacterial Link Hypothesis of Functional Disease
title_sort irritable bowel and bacterial overgrowth syndromes a bacterial link hypothesis of functional disease
topic small intestinal bacterial overgrowth
irritable bowel syndrome
gut microbiota
probiotics
lactobacillus
bifidobacterium
url https://www.gastro-j.ru/jour/article/view/522
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AT vrgrechishnikova irritablebowelandbacterialovergrowthsyndromesabacteriallinkhypothesisoffunctionaldisease
AT msreshetova irritablebowelandbacterialovergrowthsyndromesabacteriallinkhypothesisoffunctionaldisease
AT vtivashkin irritablebowelandbacterialovergrowthsyndromesabacteriallinkhypothesisoffunctionaldisease