Dissecting the association between gut microbiota and hypertrophic scarring: a bidirectional Mendelian randomization study

Hypertrophic scars affect a significant number of individuals annually, giving rise to both cosmetic concerns and functional impairments. Prior research has established that an imbalance in the composition of gut microbes, termed microbial dysbiosis, can initiate the progression of various diseases...

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Main Authors: Kaikai Xue, Guojian Zhang, Zihao Li, Xiangtao Zeng, Zi Li, Fulin Wang, Xingxing Zhang, Cai Lin, Cong Mao
Format: Article
Language:English
Published: Frontiers Media S.A. 2024-03-01
Series:Frontiers in Microbiology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fmicb.2024.1345717/full
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author Kaikai Xue
Kaikai Xue
Guojian Zhang
Guojian Zhang
Zihao Li
Zihao Li
Xiangtao Zeng
Xiangtao Zeng
Zi Li
Fulin Wang
Xingxing Zhang
Cai Lin
Cong Mao
author_facet Kaikai Xue
Kaikai Xue
Guojian Zhang
Guojian Zhang
Zihao Li
Zihao Li
Xiangtao Zeng
Xiangtao Zeng
Zi Li
Fulin Wang
Xingxing Zhang
Cai Lin
Cong Mao
author_sort Kaikai Xue
collection DOAJ
description Hypertrophic scars affect a significant number of individuals annually, giving rise to both cosmetic concerns and functional impairments. Prior research has established that an imbalance in the composition of gut microbes, termed microbial dysbiosis, can initiate the progression of various diseases through the intricate interplay between gut microbiota and the host. However, the precise nature of the causal link between gut microbiota and hypertrophic scarring remains uncertain. In this study, after compiling summary data from genome-wide association studies (GWAS) involving 418 instances of gut microbiota and hypertrophic scarring, we conducted a bidirectional Mendelian randomization (MR) to investigate the potential existence of a causal relationship between gut microbiota and the development of hypertrophic scar and to discern the directionality of causation. By utilizing MR analysis, we identified seven causal associations between gut microbiome and hypertrophic scarring, involving one positive and six negative causal directions. Among them, Intestinimonas, Ruminococcus2, Barnesiella, Dorea, Desulfovibrio piger, and Ruminococcus torques act as protective factors against hypertrophic scarring, while Eubacterium rectale suggests a potential role as a risk factor for hypertrophic scars. Additionally, sensitivity analyses of these results revealed no indications of heterogeneity or pleiotropy. The findings of our MR study suggest a potential causative link between gut microbiota and hypertrophic scarring, opening up new ways for future mechanistic research and the exploration of nanobiotechnology therapies for skin disorders.
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spelling doaj.art-c6dc28a9fca9446d88d7f290e699894b2024-03-21T05:11:04ZengFrontiers Media S.A.Frontiers in Microbiology1664-302X2024-03-011510.3389/fmicb.2024.13457171345717Dissecting the association between gut microbiota and hypertrophic scarring: a bidirectional Mendelian randomization studyKaikai Xue0Kaikai Xue1Guojian Zhang2Guojian Zhang3Zihao Li4Zihao Li5Xiangtao Zeng6Xiangtao Zeng7Zi Li8Fulin Wang9Xingxing Zhang10Cai Lin11Cong Mao12Key Laboratory of Orthopedics of Zhejiang Province, Department of Orthopedics, The Second Affiliated Hospital and Yuying Children’s Hospital of Wenzhou Medical University, Wenzhou, ChinaDepartment of Burn, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, ChinaKey Laboratory of Orthopedics of Zhejiang Province, Department of Orthopedics, The Second Affiliated Hospital and Yuying Children’s Hospital of Wenzhou Medical University, Wenzhou, ChinaDepartment of Burn, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, ChinaKey Laboratory of Orthopedics of Zhejiang Province, Department of Orthopedics, The Second Affiliated Hospital and Yuying Children’s Hospital of Wenzhou Medical University, Wenzhou, ChinaDepartment of Burn, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, ChinaKey Laboratory of Orthopedics of Zhejiang Province, Department of Orthopedics, The Second Affiliated Hospital and Yuying Children’s Hospital of Wenzhou Medical University, Wenzhou, ChinaDepartment of Burn, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, ChinaKey Laboratory of Orthopedics of Zhejiang Province, Department of Orthopedics, The Second Affiliated Hospital and Yuying Children’s Hospital of Wenzhou Medical University, Wenzhou, ChinaKey Laboratory of Orthopedics of Zhejiang Province, Department of Orthopedics, The Second Affiliated Hospital and Yuying Children’s Hospital of Wenzhou Medical University, Wenzhou, ChinaDepartment of Endocrinology and Metabolism, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, ChinaDepartment of Burn, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, ChinaKey Laboratory of Orthopedics of Zhejiang Province, Department of Orthopedics, The Second Affiliated Hospital and Yuying Children’s Hospital of Wenzhou Medical University, Wenzhou, ChinaHypertrophic scars affect a significant number of individuals annually, giving rise to both cosmetic concerns and functional impairments. Prior research has established that an imbalance in the composition of gut microbes, termed microbial dysbiosis, can initiate the progression of various diseases through the intricate interplay between gut microbiota and the host. However, the precise nature of the causal link between gut microbiota and hypertrophic scarring remains uncertain. In this study, after compiling summary data from genome-wide association studies (GWAS) involving 418 instances of gut microbiota and hypertrophic scarring, we conducted a bidirectional Mendelian randomization (MR) to investigate the potential existence of a causal relationship between gut microbiota and the development of hypertrophic scar and to discern the directionality of causation. By utilizing MR analysis, we identified seven causal associations between gut microbiome and hypertrophic scarring, involving one positive and six negative causal directions. Among them, Intestinimonas, Ruminococcus2, Barnesiella, Dorea, Desulfovibrio piger, and Ruminococcus torques act as protective factors against hypertrophic scarring, while Eubacterium rectale suggests a potential role as a risk factor for hypertrophic scars. Additionally, sensitivity analyses of these results revealed no indications of heterogeneity or pleiotropy. The findings of our MR study suggest a potential causative link between gut microbiota and hypertrophic scarring, opening up new ways for future mechanistic research and the exploration of nanobiotechnology therapies for skin disorders.https://www.frontiersin.org/articles/10.3389/fmicb.2024.1345717/fullgut microbiotahypertrophic scarFirmicutesMendelian randomizationGWAS
spellingShingle Kaikai Xue
Kaikai Xue
Guojian Zhang
Guojian Zhang
Zihao Li
Zihao Li
Xiangtao Zeng
Xiangtao Zeng
Zi Li
Fulin Wang
Xingxing Zhang
Cai Lin
Cong Mao
Dissecting the association between gut microbiota and hypertrophic scarring: a bidirectional Mendelian randomization study
Frontiers in Microbiology
gut microbiota
hypertrophic scar
Firmicutes
Mendelian randomization
GWAS
title Dissecting the association between gut microbiota and hypertrophic scarring: a bidirectional Mendelian randomization study
title_full Dissecting the association between gut microbiota and hypertrophic scarring: a bidirectional Mendelian randomization study
title_fullStr Dissecting the association between gut microbiota and hypertrophic scarring: a bidirectional Mendelian randomization study
title_full_unstemmed Dissecting the association between gut microbiota and hypertrophic scarring: a bidirectional Mendelian randomization study
title_short Dissecting the association between gut microbiota and hypertrophic scarring: a bidirectional Mendelian randomization study
title_sort dissecting the association between gut microbiota and hypertrophic scarring a bidirectional mendelian randomization study
topic gut microbiota
hypertrophic scar
Firmicutes
Mendelian randomization
GWAS
url https://www.frontiersin.org/articles/10.3389/fmicb.2024.1345717/full
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