分解纳米酸 (DnHAP) 对生物膜和去矿化具有抑制作用
1State Key Laboratory of Oral Diseases, West China Hospital of Stomatology, National Clinical Research Centre for Oral Diseases, Sichuan University, Chengdu, China.
Journal of dental research
|June 7, 2023
概括
分解纳米酸 (DnHAP) 有效地抑制了牙科生物膜的生长和酸的产生. 这项研究表明,DnHAP可降低脱矿物质,提供了对抗牙损伤的有希望的策略.
科学领域:
- 生物材料科学 生物材料科学
- 微生物学 微生物学
- 牙科研究 牙科研究
背景情况:
- 纳米酸 (nHAP) 已知具有生物相容性和重矿化.
- 对于nHAP的抗菌和抗生物膜作用,特别是分解的nHAP (DnHAP),需要进一步澄清.
研究的目的:
- 研究DnHAP对已建立的生物膜的抑制作用.
- 评估DnHAP对牙非矿化和毒性因素的影响.
主要方法:
- 使用了单种,双种和唾液衍生的微观宇宙生物膜的体外模型.
- 生物膜被多次用DnHAP处理.
- 试验包括生命力,乳酸生产,生物质,去矿化 (横向微射线),以及16S rRNA基因测序.
主要成果:
- 在单种/双种生物膜中,DnHAP显著抑制了新陈代谢,乳酸和生物量.
- 用DnHAP治疗的唾液衍生生物膜显示代谢活动和乳酸生产减少.
- DnHAP显著降低了质去矿化,病变深度和体积.
- 在DnHAP治疗后,生物膜微生物多样性保持不变.
结论:
- DnHAP显示出对重新生长的牙生物膜具有显著的抑制作用.
- DnHAP有效地降低了面的去矿化,这表明了脏管理的潜力.
- DnHAP 是一种有前途的治疗药物,可以控制牙腐烂的进展.
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