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Updated: Jul 14, 2026

Induction of Periodontitis via a Combination of Ligature and Lipopolysaccharide Injection in a Rat Model
Published on: February 17, 2023
Relationship between periodontitis and diabetes: lessons from rodent studies
Carla C Pontes Andersen1, Allan Flyvbjerg, Karsten Buschard
1Department of Periodontology, School of Dentistry, Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark. cpo@odont.ku.dk
Rodent models reveal that diabetes worsens periodontitis. Periodontitis also negatively impacts diabetes and prediabetes, though mechanisms require further study.
Area of Science:
- Periodontology
- Endocrinology
- Biomedical Research
Background:
- Type 1 and type 2 diabetes increase periodontitis risk and severity.
- Periodontitis impacts diabetes, but mechanisms are less understood.
- Existing reviews lack focus on rodent models for this association.
Purpose of the Study:
- To review rodent models of diabetes and periodontitis.
- To summarize the bidirectional influence between diabetes and periodontitis using experimental evidence.
Main Methods:
- Review of commonly used rodent models for diabetes and periodontitis.
- Synthesis of findings on diabetes' effects on the periodontium.
- Analysis of periodontitis' effects on diabetes status in experimental studies.
Main Results:
- Rodent studies corroborate human findings on diabetic periodontium alterations.
- Periodontitis poses health risks for both diabetes and prediabetes.
- Underlying mechanisms for periodontitis' impact on diabetes remain to be fully elucidated.
Conclusions:
- Rodent models are valuable for understanding periodontitis and diabetes.
- These models offer significant potential for future research into the disease association.
- Further investigation is warranted to unravel the complex interactions.
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