由生物活性牙膏诱导的牙表面修饰和重矿化
Maria Giovanna Gandolfi1, Paola Taddei2, Fausto Zamparini1
1Laboratory of Green Biomaterials and Oral Pathology, School of Dentistry, Department of Biomedical and Neuromotor Sciences, University of Bologna, Bologna, Italy.
International journal of dental hygiene
|July 10, 2023
概括
含有阿金和碳酸的牙膏可以促进牙重矿化. 这些配方增强了矿物质含量并抵抗了酸性攻击,从而提供了优越的防除矿物质的保护.
科学领域:
- 牙科生物材料科学 牙科生物材料科学
- 表面化学 表面化学
- 矿化研究 矿化研究
背景情况:
- 牙脱矿化在修复性牙科中构成了重大挑战.
- 评估各种牙膏配方在重新矿化牙中的有效性对于开发有效的口腔护理产品至关重要.
研究的目的:
- 评估用不同牙膏处理后牙表面的形态化学变化和矿化变化.
- 为了比较各种牙膏配方的重矿化潜力和抗酸性.
主要方法:
- 使用了环境扫描电子显微镜 (ESEM) 与能量分散式X射线光谱 (EDX) 和富里埃变换红外光谱 (FTIR) 与减弱总反射率 (ATR).
- 从EDX数据计算了Ca/P,Ca/N和P/N比率,以评估矿物化.
- 红外光谱学被用来评估CaP/原和碳酸盐/原的比率,用于重矿化评估.
主要成果:
- 所有测试的牙膏都在牙表面留下了残留物.
- 阿尔金因和碳酸牙膏在治疗后和酸性攻击后表现出最高的Ca/P比率.
- 酸和酸和HA和酸牙膏显示出更高的重矿化活性和抵抗去矿化.
结论:
- 更好地粘附于牙表面的牙膏,特别是含有氨酸和碳酸的牙膏,在促进重矿化方面更有效.
- 重矿化酸相与牙结构形成了不可分割的键.
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