Integrated transcriptomics and metabolomics reveal the effects of chronic alcohol consumption on periodontitis in rats
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By
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Zirui Zhao
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Zixuan Zhao
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Yaqian Zhai
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Jingyuan Sun
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Na Liu
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Qing Liu
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May 18, 2026
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Clinical Scorecard: Combined transcriptomic and metabolomic analyses uncover the impact of long-term alcohol intake on periodontitis in a rat model
At a Glance
| Category | Detail |
| Condition | Periodontitis exacerbated by chronic alcohol consumption |
| Key Mechanisms | Disruptions in beta-alanine metabolism, Arachidonic acid metabolism, Tryptophan metabolism, and Aldosterone synthesis and secretion |
| Target Population | Male Wistar rats |
| Care Setting | Experimental animal research |
Key Highlights
- Chronic alcohol intake significantly worsens inflammatory infiltration and alveolar bone resorption in periodontal tissues.
- RNA sequencing identified 2,960 differentially expressed genes in periodontitis models with alcohol exposure.
- Metabolomics analysis revealed 611 metabolites in negative ion mode and 812 in positive ion mode.
- The study provides insights into the mechanisms linking alcohol consumption and periodontitis progression.
- Findings may inform future therapeutic targets for alcohol-aggravated periodontitis.
Guideline-Based Recommendations
Diagnosis
- Evaluate periodontal tissue structure using hematoxylin-eosin staining and Micro-CT analysis.
Management
- Consider the impact of chronic alcohol consumption when treating periodontitis.
Monitoring & Follow-up
- Monitor inflammatory markers and bone resorption in patients with a history of alcohol consumption.
Risks
- Chronic alcohol consumption increases susceptibility to severe infections and disrupts bone homeostasis.
Patient & Prescribing Data
Not applicable (animal study)
Chronic alcohol consumption may necessitate adjusted treatment strategies for periodontitis.
Clinical Best Practices
- Integrate transcriptomic and metabolomic analyses in research to better understand disease mechanisms.
- Assess lifestyle factors, including alcohol consumption, in patients with periodontitis.
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