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Association between gut microbiota and diabetic nephropathy: a two-sample mendelian randomization study.
Shisheng Han1, Yinqing Chen1, Yan Lu1
1Department of Nephrology, Yueyang Hospital of Integrated Traditional Chinese and Western Medicine, Shanghai University of Traditional Chinese Medicine, Shanghai, 200437, China.
BMC Endocrine Disorders
|October 10, 2024
Summary
This study explored the link between gut bacteria and diabetic nephropathy (DN). Certain gut bacteria like Bacteroidetes and Akkermansia may increase DN risk, while others like Coprococcus2 may offer protection.
Area of Science:
- Microbiome research
- Genetics
- Nephrology
Background:
- Alterations in gut microbiota composition are observed in diabetic nephropathy (DN).
- The precise relationship between gut microbiota and DN remains unclear.
- Understanding this link is crucial for potential therapeutic strategies.
Purpose of the Study:
- To investigate the association between specific gut bacteria and the risk of developing diabetic nephropathy.
- To utilize a robust Mendelian randomization approach to infer causality.
Main Methods:
- A two-sample Mendelian randomization (MR) analysis was employed.
- Utilized large-scale genome-wide association study data for gut microbiota and DN.
- Employed various MR estimation methods including inverse variance weighted and weighted median.
Main Results:
- The order Bacteroidetes, family Verrucomicrobiaceae, and genera Akkermansia and Catenibacterium were associated with an increased risk of DN.
- Genera Coprococcus2 and Eubacterium_coprostanoligenes_group showed a potential protective role against DN.
- Statistical significance was assessed using odds ratios and confidence intervals.
Conclusions:
- This Mendelian randomization study suggests potential causal links between specific gut bacteria and diabetic nephropathy.
- Further research is warranted to validate these findings and explore clinical applications.
