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Sex specific effect of gut microbiota on the risk of psychiatric disorders: A Mendelian randomisation study and PRS analysis using UK Biobank cohort

  • Xin Qi
  • , Fanglin Guan
  • , Shiqiang Cheng
  • , Yan Wen
  • , Li Liu
  • , Mei Ma
  • , Bolun Cheng
  • , Chujun Liang
  • , Lu Zhang
  • , Xiao Liang
  • , Ping Li
  • , Xiaomeng Chu
  • , Jing Ye
  • , Yao Yao
  • , Feng Zhang
  • Xi'an Jiaotong University
  • The First Affiliated Hospital of Xi’an Jiaotong University
  • The Second Affiliated Hospital of Xi'an Jiaotong University

科研成果: 期刊稿件文献综述同行评审

5 引用 (Scopus)

摘要

Objective: The relationships between gut microbiota and brain-related diseases/traits remains not fully understood. Method: A two-stage study was performed to investigate the relationships between gut microbiota and brain-related diseases/traits, and evaluate the potential sex specific effects of gut microbiota. In discovery stage, we systematically scanned the relationships between 515 brain-related diseases/traits and gut microbiota through two-sample Mendelian randomisation analysis. Using ∼500,000 individuals derived from the UK Biobank, polygenetic risk scoring (PRS) analysis was performed to validate the associations detected in discovery stage. To evaluate the potential sex-specific effect of gut microbiota on brain-related disorders, PRS analysis was conducted in female and male, respectively. Results: After systematically scanning diseases or traits, 41 of the 515 brain-related diseases/traits were identified to be associated with gut microbiota, such as Neuroticism score (P2-MR = 0.0018), worrier/anxious feelings (P2-MR = 0.0013), Suffer from ‘nerves’ (P2-MR = 0.0062) and Nervous feelings (P2-MR = 0.0158). 5 of 41 brain-related diseases or traits were successfully validated in UK Biobank, such as Neuroticism score (PUK = 0.0024, PUK-female = 0.0063, PUK-male = 0.1142), Nervous feelings (PUK = 0.0043, PUK-female = 0.0115, PUK-male = 0.1670) and Worrier/anxious feelings (PUK = 0.0166, PUK-female = 0.0196, PUK-male = 0.2930). Conclusion: Our results suggest that gut microbiota contributed more to brain-related diseases or traits in females than in males.Key points A two-stage study was performed to investigate the relationships between gut microbiota and brain-related diseases/traits. Using the individuals derived from the UK Biobank, polygenetic risk scoring analysis was performed to validate the associations detected in the discovery stage. Our results suggest that gut microbiota contributed more to brain-related diseases or traits in females than in males.

源语言英语
页(从-至)495-504
页数10
期刊World Journal of Biological Psychiatry
22
7
DOI
出版状态已出版 - 2021

联合国可持续发展目标

此成果有助于实现下列可持续发展目标:

  1. 可持续发展目标 3 - 良好健康与福祉
    可持续发展目标 3 良好健康与福祉

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