公共卫生 公共卫生
Frederico Pieruccini-Faria1,2, Surim Son3,4, Teresa Liu-Ambrose5,6,7,8
1Gait and Brain Laboratory, Parkwood Institute, London, ON, Canada.
Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 23, 2025
概括
患有轻度认知障碍 (MCI) 和阿波利波蛋白E4等位基因 (APOE4) 的个人在多领域干预中表现出较少的认知改善. APOE4状态可能表明对认知疗法的反应减少.
科学领域:
- 神经科学是一个神经科学.
- 遗传学 是一个遗传学.
- 老年学是一门学科.
背景情况:
- 轻度认知障碍 (MCI) 与阿波利波蛋白E4基因 (APOE4) 有关,这是认知能力下降的危险因素.
- 协同试验显示,体育炼 (PE) 改善了MCI的认知能力,认知训练增加了益处.
- APOE4状态对MCI干预反应的影响尚不清楚.
研究的目的:
- 研究APOE4遗传状态对MCI患者进行多领域干预的认知结果的影响.
- 根据APOE4状态,比较不同干预组合 (PE,认知训练,维生素D) 的疗效.
主要方法:
- 分析了来自SYNERGIC试验的67名参与者与APOE4基因定型.
- 参与者接受了为期6个月的干预措施:PE + 认知训练 + 维生素D;PE + 认知训练;PE + 维生素D;或仅PE.
- 全球认知 (ADAS-Cog-13) 变化在APOE4阳性和APOE4负组之间使用ANOVA进行了比较.
主要成果:
- 与APOE4阴性个体相比,APOE4阳性参与者表现出减弱的全球认知改善 (p=0.052).
- 在PE + 维生素D组中,随着时间的推移,全球认知显著恶化 (p=0.03).
- 除了维生素D之外的敏感性分析证实,APOE4阳性个体的认知效益降低 (p=0.05).
结论:
- 阳性APOE4状态与减少对旨在改善MCI全球认知的多领域干预措施的响应性有关.
- 与APOE4相关的基因神经退行可能导致这种反应减弱.
- 干预策略可能需要根据APOE4遗传特征进行定制,以获得MCI的最佳认知结果.
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