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Fluoride dose response in pH-cycling models using bovine enamel
Ana Elisa de Mello Vieira1, Alberto Carlos Botazzo Delbem, Kikue Takebayashi Sassaki
1UNESP, São Paulo State University, School of Dentistry at Araçatuba, São Paulo, Brazil.
Caries Research
|October 28, 2005
Summary
This study established reliable methods for testing fluoride
Area of Science:
- Dental research
- Caries prevention
Background:
- Dental caries is a significant public health issue.
- Fluoride is a key agent in caries prevention.
- Standardized testing models are crucial for evaluating fluoride efficacy.
Purpose of the Study:
- To develop and validate methodologies for assessing fluoride dose-response relationships.
- To refine pH-cycling models for studying fluoride's effect on enamel demineralization and remineralization.
Main Methods:
- Utilized bovine enamel and six pH-cycling models.
- Varied demineralization/remineralization parameters and fluoride application protocols.
- Assessed treatment effects using surface microhardness and DeltaZ measurements.
Main Results:
- Two standardized models demonstrated improved precision in evaluating fluoride's effect on caries dynamics.
- A significant dose-response relationship was observed between fluoride treatments and outcomes.
- Optimized fluoride addition and reduced application frequency/time improved enamel remineralization models.
Conclusions:
- Established robust methodologies for verifying fluoride dose-response relationships.
- Identified key parameters for optimizing pH-cycling models in dental research.
- Provided a foundation for more accurate fluoride efficacy testing.