Genome analysis of Bifidobacterium adolescentis and investigation of its effects on inflammation and intestinal barrier function

Numerous studies have confirmed that gut microbiota is a key driver in the occurrence and progression of inflammatory bowel disease (IBD). Based on the bacterial collection constructed in our previous studies, we founded that Bifidobacterium adolescentis AF91-08b2A has the potential beneficial funct...

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Main Authors: Bo Li, Haoyu Wang, Mengmeng Wang, Hewei Liang, Tongyuan Hu, Jinlong Yang, Shangyong Li, Xinbi You, Binbin Xia, Yue Yuan, Yuanqiang Zou, Yinglei Miao, Yang Sun
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-01-01
Series:Frontiers in Microbiology
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Online Access:https://www.frontiersin.org/articles/10.3389/fmicb.2024.1496280/full
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author Bo Li
Bo Li
Haoyu Wang
Haoyu Wang
Haoyu Wang
Mengmeng Wang
Mengmeng Wang
Hewei Liang
Hewei Liang
Hewei Liang
Tongyuan Hu
Tongyuan Hu
Tongyuan Hu
Jinlong Yang
Jinlong Yang
Jinlong Yang
Shangyong Li
Xinbi You
Xinbi You
Xinbi You
Binbin Xia
Binbin Xia
Binbin Xia
Yue Yuan
Yue Yuan
Yuanqiang Zou
Yuanqiang Zou
Yinglei Miao
Yinglei Miao
Yang Sun
Yang Sun
Yang Sun
author_facet Bo Li
Bo Li
Haoyu Wang
Haoyu Wang
Haoyu Wang
Mengmeng Wang
Mengmeng Wang
Hewei Liang
Hewei Liang
Hewei Liang
Tongyuan Hu
Tongyuan Hu
Tongyuan Hu
Jinlong Yang
Jinlong Yang
Jinlong Yang
Shangyong Li
Xinbi You
Xinbi You
Xinbi You
Binbin Xia
Binbin Xia
Binbin Xia
Yue Yuan
Yue Yuan
Yuanqiang Zou
Yuanqiang Zou
Yinglei Miao
Yinglei Miao
Yang Sun
Yang Sun
Yang Sun
author_sort Bo Li
collection DOAJ
description Numerous studies have confirmed that gut microbiota is a key driver in the occurrence and progression of inflammatory bowel disease (IBD). Based on the bacterial collection constructed in our previous studies, we founded that Bifidobacterium adolescentis AF91-08b2A has the potential beneficial function. We designed cohort studies, genomic studies and animal experiments to further explore the probiotic function of Bifidobacterium adolescentis AF91-08b2A and its therapeutic effect on IBD. The depletion of B. adolescentis in individuals with IBD suggested its significance for intestinal health. Genomic analysis highlighted the probiotic attributes of B. adolescentis AF91-08b2A, including resistance to antibiotics and stress, and metabolic pathways related to energy and carbohydrate metabolism, which are likely to enhance its therapeutic efficacy. In DSS-induced mice colitis model, the strain significantly enhanced the disease activity index (DAI), curbed weight loss, and attenuated colonic damage. It effectively modulated the immune response by reducing the levels of pro-inflammatory cytokines such as IL-6, IL-1β, IL-17A, IFN-γ, and TNF-α, while promoting the secretion of anti-inflammatory cytokines like IL-4, IL-10, and TGF-β1. The restoration of tight junction proteins ZO-1, occludin, and claudin-2 by B. adolescentis AF91-08b2A demonstrated its capacity to safeguard the intestinal epithelial barrier. Collectively, our findings indicate B. adolescentis AF91-08b2A as a valuable therapeutic option for UC, with its multifaceted approach to reducing inflammation and fortifying the intestinal barrier.
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record_format Article
series Frontiers in Microbiology
spelling doaj-art-1ebc22b6d878443d82e3839faaf65f0e2025-01-22T07:10:59ZengFrontiers Media S.A.Frontiers in Microbiology1664-302X2025-01-011510.3389/fmicb.2024.14962801496280Genome analysis of Bifidobacterium adolescentis and investigation of its effects on inflammation and intestinal barrier functionBo Li0Bo Li1Haoyu Wang2Haoyu Wang3Haoyu Wang4Mengmeng Wang5Mengmeng Wang6Hewei Liang7Hewei Liang8Hewei Liang9Tongyuan Hu10Tongyuan Hu11Tongyuan Hu12Jinlong Yang13Jinlong Yang14Jinlong Yang15Shangyong Li16Xinbi You17Xinbi You18Xinbi You19Binbin Xia20Binbin Xia21Binbin Xia22Yue Yuan23Yue Yuan24Yuanqiang Zou25Yuanqiang Zou26Yinglei Miao27Yinglei Miao28Yang Sun29Yang Sun30Yang Sun31Department of Gastroenterology, The First Affiliated Hospital of Kunming Medical University, Kunming, ChinaYunnan Province Clinical Research Center for Digestive Diseases, Kunming, ChinaBGI Research, Shenzhen, ChinaCollege of Life Sciences, University of Chinese Academy of Sciences, Beijing, ChinaSchool of Basic Medicine, Qingdao Medical College, Qingdao University, Qingdao, ChinaBGI Research, Shenzhen, ChinaCollege of Life Sciences, University of Chinese Academy of Sciences, Beijing, ChinaBGI Research, Shenzhen, ChinaBGI Research, Wuhan, ChinaShenzhen Engineering Laboratory of Detection and Intervention of Human Intestinal Microbiome, BGI Research, Shenzhen, ChinaBGI Research, Shenzhen, ChinaBGI Research, Wuhan, ChinaShenzhen Engineering Laboratory of Detection and Intervention of Human Intestinal Microbiome, BGI Research, Shenzhen, ChinaBGI Research, Shenzhen, ChinaBGI Research, Kunming, ChinaCollege of Forensic Science, Xi’an Jiaotong University, Xi’an, ChinaSchool of Basic Medicine, Qingdao Medical College, Qingdao University, Qingdao, ChinaDepartment of Gastroenterology, The First Affiliated Hospital of Kunming Medical University, Kunming, ChinaYunnan Province Clinical Research Center for Digestive Diseases, Kunming, China0Yunnan Geriatric Medical Center, Kunming, ChinaDepartment of Gastroenterology, The First Affiliated Hospital of Kunming Medical University, Kunming, ChinaYunnan Province Clinical Research Center for Digestive Diseases, Kunming, China0Yunnan Geriatric Medical Center, Kunming, ChinaDepartment of Gastroenterology, The First Affiliated Hospital of Kunming Medical University, Kunming, ChinaYunnan Province Clinical Research Center for Digestive Diseases, Kunming, ChinaBGI Research, Shenzhen, ChinaShenzhen Engineering Laboratory of Detection and Intervention of Human Intestinal Microbiome, BGI Research, Shenzhen, ChinaDepartment of Gastroenterology, The First Affiliated Hospital of Kunming Medical University, Kunming, ChinaYunnan Province Clinical Research Center for Digestive Diseases, Kunming, ChinaDepartment of Gastroenterology, The First Affiliated Hospital of Kunming Medical University, Kunming, ChinaYunnan Province Clinical Research Center for Digestive Diseases, Kunming, China0Yunnan Geriatric Medical Center, Kunming, ChinaNumerous studies have confirmed that gut microbiota is a key driver in the occurrence and progression of inflammatory bowel disease (IBD). Based on the bacterial collection constructed in our previous studies, we founded that Bifidobacterium adolescentis AF91-08b2A has the potential beneficial function. We designed cohort studies, genomic studies and animal experiments to further explore the probiotic function of Bifidobacterium adolescentis AF91-08b2A and its therapeutic effect on IBD. The depletion of B. adolescentis in individuals with IBD suggested its significance for intestinal health. Genomic analysis highlighted the probiotic attributes of B. adolescentis AF91-08b2A, including resistance to antibiotics and stress, and metabolic pathways related to energy and carbohydrate metabolism, which are likely to enhance its therapeutic efficacy. In DSS-induced mice colitis model, the strain significantly enhanced the disease activity index (DAI), curbed weight loss, and attenuated colonic damage. It effectively modulated the immune response by reducing the levels of pro-inflammatory cytokines such as IL-6, IL-1β, IL-17A, IFN-γ, and TNF-α, while promoting the secretion of anti-inflammatory cytokines like IL-4, IL-10, and TGF-β1. The restoration of tight junction proteins ZO-1, occludin, and claudin-2 by B. adolescentis AF91-08b2A demonstrated its capacity to safeguard the intestinal epithelial barrier. Collectively, our findings indicate B. adolescentis AF91-08b2A as a valuable therapeutic option for UC, with its multifaceted approach to reducing inflammation and fortifying the intestinal barrier.https://www.frontiersin.org/articles/10.3389/fmicb.2024.1496280/fullBifidobacterium adolescentisinflammatory bowel diseaseprobiotic functionintestinal barrier functiongenomic analysis
spellingShingle Bo Li
Bo Li
Haoyu Wang
Haoyu Wang
Haoyu Wang
Mengmeng Wang
Mengmeng Wang
Hewei Liang
Hewei Liang
Hewei Liang
Tongyuan Hu
Tongyuan Hu
Tongyuan Hu
Jinlong Yang
Jinlong Yang
Jinlong Yang
Shangyong Li
Xinbi You
Xinbi You
Xinbi You
Binbin Xia
Binbin Xia
Binbin Xia
Yue Yuan
Yue Yuan
Yuanqiang Zou
Yuanqiang Zou
Yinglei Miao
Yinglei Miao
Yang Sun
Yang Sun
Yang Sun
Genome analysis of Bifidobacterium adolescentis and investigation of its effects on inflammation and intestinal barrier function
Frontiers in Microbiology
Bifidobacterium adolescentis
inflammatory bowel disease
probiotic function
intestinal barrier function
genomic analysis
title Genome analysis of Bifidobacterium adolescentis and investigation of its effects on inflammation and intestinal barrier function
title_full Genome analysis of Bifidobacterium adolescentis and investigation of its effects on inflammation and intestinal barrier function
title_fullStr Genome analysis of Bifidobacterium adolescentis and investigation of its effects on inflammation and intestinal barrier function
title_full_unstemmed Genome analysis of Bifidobacterium adolescentis and investigation of its effects on inflammation and intestinal barrier function
title_short Genome analysis of Bifidobacterium adolescentis and investigation of its effects on inflammation and intestinal barrier function
title_sort genome analysis of bifidobacterium adolescentis and investigation of its effects on inflammation and intestinal barrier function
topic Bifidobacterium adolescentis
inflammatory bowel disease
probiotic function
intestinal barrier function
genomic analysis
url https://www.frontiersin.org/articles/10.3389/fmicb.2024.1496280/full
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