Dysbiosis and extraintestinal cancers

Abstract The gut microbiota plays a crucial role in safeguarding host health and driving the progression of intestinal diseases. Despite recent advances in the remarkable correlation between dysbiosis and extraintestinal cancers, the underlying mechanisms are yet to be fully elucidated. Pathogenic m...

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Main Authors: Ruishan He, Pingqian Qi, Linzhen Shu, Yidan Ding, Peng Zeng, Guosheng Wen, Ying Xiong, Huan Deng
Format: Article
Language:English
Published: BMC 2025-02-01
Series:Journal of Experimental & Clinical Cancer Research
Subjects:
Online Access:https://doi.org/10.1186/s13046-025-03313-x
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author Ruishan He
Pingqian Qi
Linzhen Shu
Yidan Ding
Peng Zeng
Guosheng Wen
Ying Xiong
Huan Deng
author_facet Ruishan He
Pingqian Qi
Linzhen Shu
Yidan Ding
Peng Zeng
Guosheng Wen
Ying Xiong
Huan Deng
author_sort Ruishan He
collection DOAJ
description Abstract The gut microbiota plays a crucial role in safeguarding host health and driving the progression of intestinal diseases. Despite recent advances in the remarkable correlation between dysbiosis and extraintestinal cancers, the underlying mechanisms are yet to be fully elucidated. Pathogenic microbiota, along with their metabolites, can undermine the integrity of the gut barrier through inflammatory or metabolic pathways, leading to increased permeability and the translocation of pathogens. The dissemination of pathogens through the circulation may contribute to the establishment of an immune-suppressive environment that promotes carcinogenesis in extraintestinal organs either directly or indirectly. The oncogenic cascade always engages in the disruption of hormonal regulation and inflammatory responses, the induction of genomic instability and mutations, and the dysregulation of adult stem cell proliferation. This review aims to comprehensively summarize the existing evidence that points to the potential role of dysbiosis in the malignant transformation of extraintestinal organs such as the liver, breast, lung, and pancreas. Additionally, we delve into the limitations inherent in current methodologies, particularly the challenges associated with differentiating low loads gut-derived microbiome within tumors from potential sample contamination or symbiotic microorganisms. Although still controversial, an understanding of the contribution of translocated intestinal microbiota and their metabolites to the pathological continuum from chronic inflammation to tumors could offer a novel foundation for the development of targeted therapeutics.
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institution Kabale University
issn 1756-9966
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publisher BMC
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series Journal of Experimental & Clinical Cancer Research
spelling doaj-art-90017ee830594012bb4b7e408e880a752025-02-09T12:59:55ZengBMCJournal of Experimental & Clinical Cancer Research1756-99662025-02-0144112110.1186/s13046-025-03313-xDysbiosis and extraintestinal cancersRuishan He0Pingqian Qi1Linzhen Shu2Yidan Ding3Peng Zeng4Guosheng Wen5Ying Xiong6Huan Deng7The MOE Basic Research and Innovation Center for the Targeted Therapeutics of Solid Tumors, Affiliated Rehabilitation Hospital, Jiangxi Medical College, Nanchang UniversityThe MOE Basic Research and Innovation Center for the Targeted Therapeutics of Solid Tumors, Affiliated Rehabilitation Hospital, Jiangxi Medical College, Nanchang UniversityThe MOE Basic Research and Innovation Center for the Targeted Therapeutics of Solid Tumors, Affiliated Rehabilitation Hospital, Jiangxi Medical College, Nanchang UniversityThe MOE Basic Research and Innovation Center for the Targeted Therapeutics of Solid Tumors, Affiliated Rehabilitation Hospital, Jiangxi Medical College, Nanchang UniversityDepartment of Breast Surgery, Jiangxi Armed Police Corps HospitalThe MOE Basic Research and Innovation Center for the Targeted Therapeutics of Solid Tumors, Affiliated Rehabilitation Hospital, Jiangxi Medical College, Nanchang UniversityDepartment of General Medicine, The Second Affiliated Hospital, Jiangxi Medical College, Nanchang UniversityThe MOE Basic Research and Innovation Center for the Targeted Therapeutics of Solid Tumors, Affiliated Rehabilitation Hospital, Jiangxi Medical College, Nanchang UniversityAbstract The gut microbiota plays a crucial role in safeguarding host health and driving the progression of intestinal diseases. Despite recent advances in the remarkable correlation between dysbiosis and extraintestinal cancers, the underlying mechanisms are yet to be fully elucidated. Pathogenic microbiota, along with their metabolites, can undermine the integrity of the gut barrier through inflammatory or metabolic pathways, leading to increased permeability and the translocation of pathogens. The dissemination of pathogens through the circulation may contribute to the establishment of an immune-suppressive environment that promotes carcinogenesis in extraintestinal organs either directly or indirectly. The oncogenic cascade always engages in the disruption of hormonal regulation and inflammatory responses, the induction of genomic instability and mutations, and the dysregulation of adult stem cell proliferation. This review aims to comprehensively summarize the existing evidence that points to the potential role of dysbiosis in the malignant transformation of extraintestinal organs such as the liver, breast, lung, and pancreas. Additionally, we delve into the limitations inherent in current methodologies, particularly the challenges associated with differentiating low loads gut-derived microbiome within tumors from potential sample contamination or symbiotic microorganisms. Although still controversial, an understanding of the contribution of translocated intestinal microbiota and their metabolites to the pathological continuum from chronic inflammation to tumors could offer a novel foundation for the development of targeted therapeutics.https://doi.org/10.1186/s13046-025-03313-xMicrobiotaDysbiosisExtraintestinal cancersCarcinogenesisInflammation
spellingShingle Ruishan He
Pingqian Qi
Linzhen Shu
Yidan Ding
Peng Zeng
Guosheng Wen
Ying Xiong
Huan Deng
Dysbiosis and extraintestinal cancers
Journal of Experimental & Clinical Cancer Research
Microbiota
Dysbiosis
Extraintestinal cancers
Carcinogenesis
Inflammation
title Dysbiosis and extraintestinal cancers
title_full Dysbiosis and extraintestinal cancers
title_fullStr Dysbiosis and extraintestinal cancers
title_full_unstemmed Dysbiosis and extraintestinal cancers
title_short Dysbiosis and extraintestinal cancers
title_sort dysbiosis and extraintestinal cancers
topic Microbiota
Dysbiosis
Extraintestinal cancers
Carcinogenesis
Inflammation
url https://doi.org/10.1186/s13046-025-03313-x
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AT linzhenshu dysbiosisandextraintestinalcancers
AT yidanding dysbiosisandextraintestinalcancers
AT pengzeng dysbiosisandextraintestinalcancers
AT guoshengwen dysbiosisandextraintestinalcancers
AT yingxiong dysbiosisandextraintestinalcancers
AT huandeng dysbiosisandextraintestinalcancers