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Related Concept Videos

Genome-wide Association Studies-GWAS01:11

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Genome-wide association studies or GWAS are used to identify whether common SNPs are associated with certain diseases. Suppose specific SNPs are more frequently observed in individuals with a particular disease than those without the disease. In that case, those SNPs are said to be associated with the disease. Chi-square analysis is performed to check the probability of the allele likely to be associated with the disease.
GWAS does not require the identification of the target gene involved in...
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Murine Fecal Isolation and Microbiota Transplantation
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Association between gut microbiota and spinal stenosis: a two-sample mendelian randomization study.

Jian Li1, Jinpeng Wei1, Jiani Wang2

  • 1Department of Orthopedics, Third Hospital of Shanxi Medical University, Shanxi Bethune Hospital, Shanxi Academy of Medical Sciences, Tongji Shanxi Hospital, Taiyuan, China.

Frontiers in Immunology
|May 6, 2024
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Summary

Certain gut bacteria, including Eubacterium fissicatena group and Oxalobacter, may causally influence spinal stenosis development. This research explores the gut microbiota

Keywords:
causal inferencegut microbiotasingle nucleotide polymorphismspinal stenosistwo-sample mendelian randomization

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Area of Science:

  • Microbiome Research
  • Genetics
  • Clinical Medicine

Background:

  • Growing evidence links gut microbiota to spinal degenerative diseases.
  • Limited research has directly investigated the gut microbiota-spinal stenosis connection.

Purpose of the Study:

  • To investigate the potential causal relationship between gut microbiota and spinal stenosis.
  • To utilize a two-sample Mendelian randomization (MR) approach for robust analysis.

Main Methods:

  • Employed two-sample MR using genome-wide association studies (GWAS) data for gut microbiota (n=13,266) and spinal stenosis (n=173,851).
  • Utilized inverse variance-weighted (IVW) and other MR methods for causality assessment.
  • Performed sensitivity analyses including MR-PRESSO and heterogeneity tests to ensure reliability.

Main Results:

  • Identified a potential causal link between the Eubacterium fissicatena group and Oxalobacter genera and spinal stenosis.
  • Eight potential associations between gut microbiota genetic liability and spinal stenosis were suggested.
  • Confirmed reliability of causality through sensitivity analyses, with no significant heterogeneity or pleiotropy detected.

Conclusions:

  • This study suggests a possible causal role for specific gut microbiota in spinal stenosis.
  • Findings provide a foundation for future research into microbiota-mediated mechanisms and targeted interventions for spinal stenosis.