Diversity and Characteristics of the Oral Microbiome Associated with Self-Reported Ancestral/Ethnic Groups
2024

Oral Microbiome Differences Among Ethnic Groups

Sample size: 161 publication 10 minutes Evidence: high

Author Information

Author(s): Wang Qingguo, Wang Bing-Yan, Williams She’Neka, Xie Hua

Primary Institution: Meharry Medical College

Hypothesis

The oral microbiome varies significantly among self-identified African Americans, Caucasian Americans, and Hispanic Americans.

Conclusion

The study found significant differences in the diversity and abundance of microbial taxa among the oral microbiomes of different ancestral/ethnic groups.

Supporting Evidence

  • Significant differences in microbial diversity were observed among the three ethnic groups.
  • Unique microbial species were identified in each ancestral/ethnic group.
  • The oral microbiome of African Americans showed greater antibiotic resistance potential.

Takeaway

This study looked at the germs in the mouths of different ethnic groups and found that they have different types of germs that can affect their health.

Methodology

Dental plaque samples were collected from 161 individuals and analyzed using whole-metagenome shotgun sequencing.

Potential Biases

Potential biases may arise from self-reported data and the influence of socioeconomic factors on health disparities.

Limitations

The study relied on self-reported ancestry and ethnicity data, which may not accurately reflect genetic backgrounds.

Participant Demographics

Participants included self-identified African Americans, Caucasian Americans, and Hispanic Americans aged 21-75.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.3390/ijms252413303

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