Microbial alpha diversity in the intestine negatively correlated with disease duration in patients with Meniere’s disease
2024

Gut Microbes and Meniere's Disease

Sample size: 21 publication Evidence: moderate

Author Information

Author(s): Mochizuki Fumihiro, Komori Manabu, Shimizu Jun, Sasano Yoshiyuki, Ito Yusuke, Hoffer Michael E., Miyabe Yoshishige, Koizuka Izumi

Primary Institution: St. Marianna University School of Medicine

Hypothesis

Changes in the intestinal microbiota might affect the inner ear function of patients with Meniere's disease.

Conclusion

The study found that microbial diversity in the intestine is negatively correlated with the duration of Meniere's disease.

Supporting Evidence

  • Significant negative correlations were found between disease duration and alpha diversity indexes of gut microbes in patients with Meniere's disease.
  • The relative abundance of Butyricicoccus ambiguous taxa was increased in patients with Meniere's disease compared to healthy donors.
  • Several genera of Oscillospiraceae were more abundant in healthy donors than in patients with Meniere's disease.

Takeaway

This study looked at the gut bacteria of people with Meniere's disease and found that the types of bacteria change as the disease lasts longer.

Methodology

The study analyzed the intestinal microbiota of 10 patients with Meniere's disease and 11 healthy donors using metagenomic sequencing.

Potential Biases

Potential biases may arise from the small number of participants and the observational nature of the study.

Limitations

The study had a small sample size and was retrospective, which may limit the generalizability of the findings.

Participant Demographics

10 patients with Meniere's disease (7 males, 3 females) and 11 healthy donors (7 males, 4 females).

Statistical Information

P-Value

0.022

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1038/s41598-024-83367-7

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