牙周血管疾病协会:分子机制和临床影响
Elisabetta Ferrara1, Alessandro D'Albenzio2, Jessica Bassignani3
1Department of Human Sciences, Law, and Economics, Telematic University "Leonardo Da Vinci"-UNIDAV, Torrevecchia Teatina, 66100 Chieti, Italy.
International journal of molecular sciences
|August 28, 2025
概括
牙周炎通过全身炎症和氧化应激显著增加心血管疾病的风险. 分子模拟和表观遗传变化进一步将牙疾病与心脏病联系起来,突出了关键的共同途径.
科学领域:
- 口腔健康问题
- 心血管科学
- 免疫学
背景情况:
- 牙周炎在流行病学上与心血管疾病 (CVD) 的风险增加有关.
- 由牙周病原体驱动的全身炎症是关键的媒介.
- 现有的研究突出了相关性,但需要更深入的分子理解.
研究的目的:
- 阐明牙周炎和心血管病理之间的分子机制.
- 研究炎症,氧化应激,分子模拟和表观遗传学的作用.
主要方法:
- 分析促炎细胞因子水平 (IL-1β,TNF-α,IL-6).
- 氧化应激标志物的评估,包括尼古丁胺二核酸 (NADPH) 氧化酶2 (NOX2) 活性和氧化 (NO) 的生物可用性.
- 通过P. gingivalis热冲击蛋白对分子模拟的研究.
- 评估表观遗传修饰,特别是Nrf2基因表达 (HO-1,NQO1).
主要成果:
- 牙周炎患者表现出高的促炎细胞因子和通过NOX2增加的超氧化物产生.
- 观察到氧化生物可用性降低和过氧化在血管组织中的积累.
- 通过P. gingivalis HSP60同类的分子模拟的证据表明自身免疫参与.
- 低调Nrf2基因,包括血红氧酶-1 (HO-1) 和NAD(P) H:基氧降解酶1 (NQO1),表明表观遗传调节发生变化.
结论:
- 牙周炎和心血管疾病共享复杂的分子通路,涉及全身炎症,氧化应激,分子模仿和表观遗传失调.
- 这些发现为观察到的流行病学联系提供了机制基础.
- 针对这些途径可能为这两种疾病提供新的治疗策略.
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