解码牙干细胞衰老:机制,治疗策略,以及其他方面
Xinyuan Zhao1, Yunfan Lin1, Pei Lin1
1Stomatological Hospital, School of Stomatology, Southern Medical University, Guangzhou, Guangdong, 510280, China.
Advanced science (Weinheim, Baden-Wurttemberg, Germany)
|October 17, 2025
概括
衰老会损害牙干细胞 (DSC),这对再生医学至关重要. 本综述详细介绍了老化机制和恢复DSC功能以改善临床应用的策略.
科学领域:
- 再生医学是一种再生医学.
- 干细胞生物学 干细胞生物学
- 老年学是指老年学的学科.
背景情况:
- 牙干细胞 (DSC) 由于其增殖,分化和免疫调节能力,具有显著的再生潜力.
- 衰老过程严重降低了DSC的功能,阻碍了它们在再生疗法中的临床应用.
- 了解与年龄相关的DSC下降对于开发有效的复苏策略至关重要.
研究的目的:
- 系统地审查DSC衰老的机制,包括信号通路,代谢失调和表观遗传变化.
- 确定导致DSC衰老的内在和外在因素及其对再生潜力的影响.
- 探索治疗策略,以减轻与年龄相关的DSC功能衰退,并讨论临床翻译挑战.
主要方法:
- 系统性文献综述,重点关注DSC衰老的细胞和分子机制.
- 对中断的信号通路,代谢失调,表观遗传修饰和非编码RNA角色的分析.
- 研究影响DSC衰老的内在 (细胞) 和外在 (系统) 因素.
主要成果:
- 衰老破坏关键的信号通路,诱导代谢失调,并导致DSCs的表观遗传修饰.
- 非编码RNA和关键蛋白质在DSC衰老中起着调节作用.
- 内在和外在因素对老年DSCs的功能衰退有显著的贡献.
结论:
- 针对细胞外基质,线粒体功能障碍和分子通路,有可能使老年DSC复苏.
- 个人间的变化和系统影响对基于DSC的疗法临床转化提出了挑战.
- 多学科方法对于提高治疗结果和推进DSCs在老年人群再生医学中的临床使用至关重要.
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