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Causal relationship between skin microbiota and Hidradenitis suppurativa: a two-sample Mendelian randomization study
Siqing Guo1, Peihong Li2, Jingen Lu1
1Coloproctology Department, Longhua Hospital, Shanghai University of Traditional Chinese Medicine, Shanghai, China.
Archives of Dermatological Research
|January 13, 2025
Summary
This study used Mendelian randomization to investigate the causal link between skin bacteria and hidradenitis suppurativa (HS). Certain bacteria like Burkholderiales and Enhydrobacter may protect against HS, while others pose a risk.
Area of Science:
- Microbiome research
- Dermatology
- Genetics
Background:
- Observational studies suggest a link between skin microbiota and hidradenitis suppurativa (HS).
- The exact causal relationship between skin microbes and HS pathogenesis remains unclear.
Purpose of the Study:
- To investigate the potential causal relationship between skin microbiota and hidradenitis suppurativa (HS).
- To identify specific microbial taxa associated with HS risk or protection.
Main Methods:
- Utilized Mendelian randomization (MR) with summary statistics from genome-wide association studies.
- Employed inverse variance weighting and other statistical methods to assess causality.
- Conducted sensitivity analyses to ensure the robustness of findings.
Main Results:
- The order Burkholderiales, genus Enhydrobacter, and specific ASVs (ASV037, ASV016) showed a protective association with HS.
- A specific ASV (ASV022) was identified as a risk factor for developing HS.
- Statistical significance (P < 0.05) was observed for these associations.
Conclusions:
- Findings suggest a potential causal role for specific skin microbes in HS development.
- These results offer insights into HS pathogenesis.
- Identified microbes may represent targets for future therapeutic interventions.
