与REM睡眠和帕金森病多基因风险之间的关系中的年龄相关差异
Puneet Talwar1, Nasrin Mortazavi1, Ekaterina Koshmanova1
1GIGA-Institute, CRC-Human Imaging, University of Liège, Belgium.
Annals of neurology
|December 25, 2025
概括
帕金森病 (PD) 的风险与REM睡眠变化有关,甚至在症状出现前几十年. 这种关联从年轻时的积极转变为中年后期的消极,表明早期的疾病过程.
科学领域:
- 神经科学是一个神经科学.
- 睡眠医学 睡眠医学
- 遗传学 是一个遗传学.
背景情况:
- 睡眠变化是帕金森病 (PD) 的特征,但它们在健康寿命期间的出现仍然不清楚.
- 了解早期PD标志物对于及时干预和预防策略至关重要.
研究的目的:
- 调查PD多基因风险评分 (PRS) 与不同年龄组的健康成年人REM睡眠的电生理学标记之间的关联.
- 确定这种关联是否以及如何随着年龄的增长而变化,这可能表明临床前PD的发展.
主要方法:
- 一项前性横截面研究,涉及433名年轻 (18-31岁) 和85名中年后期 (50-69岁) 的健康个体.
- 实验室多睡眠学 (EEG) 记录睡眠并提取REM睡眠指标.
- 使用SBayesR方法计算PD特定的PRS.
主要成果:
- 在REM睡眠持续时间和泰达能量方面发现了年龄组和PD PRS之间的显著相互作用.
- 在年轻的成年人中,更高的PD PRS与更长的REM持续时间和更大的REM甲能量相关.
- 在中年后期的成年人中,这种关联发生了逆转,PD PRS较高与REM持续时间较短和REM甲能量较低有关.
结论:
- 快眼睡眠特征与成人早期的PD遗传风险有关,可能在几十年之前出现临床症状.
- 随着年龄的增长,REM睡眠与PD PRS的关联从正向负的转变可能反映了α-synuclein或代谢变化的逐渐积累.
- 这些发现强调了快速眼睡眠作为PD潜在的临床前生物标志物,并建议早期干预的新目标.
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