克洛托与认知和痴呆症的关系:系统性审查和元分析
Yu Liu1, Junfei Huang2, Benhong Xu1
1School of Public Health, Zunyi Medical University, China; Shenzhen Key Laboratory of Modern Toxicology, Shenzhen Medical Key Discipline of Health Toxicology, Shenzhen Center for Disease Control and Prevention, China.
Asian journal of psychiatry
|March 6, 2025
概括
克洛托蛋白水平与认知功能和痴呆症有显著联系. 像α-Klotho,血清和血Klotho等特定形式可能作为神经退行症的生物标志物,尽管需要更多的研究.
科学领域:
- 老年学是指老年学的学科.
- 神经科学是一个神经科学.
- 生物化学 生物化学
背景情况:
- 与长寿相关的克洛托蛋白显示出对认知功能和衰老痴呆症的潜在益处.
- 现有研究提出了关于Klotho水平和认知健康之间的准确相关性的相互矛盾的结论.
- 需要进一步的研究来澄清Klotho与与年龄相关的认知衰退之间的关系.
研究的目的:
- 系统地审查和分析关于Klotho水平与认知功能之间的关系的现有文献.
- 调查Klotho水平与痴呆症的风险或存在之间的联系.
- 综合各种研究的发现,以更好地理解Klotho在认知中的作用.
主要方法:
- 从1988年1月到2025年2月,在五个主要数据库 (PubMed,科学网,科克兰图书馆,百度学术,科学直接) 进行了系统的文献搜索.
- 由两名审稿人进行独立选,以评估偏见风险和文献质量.
- 对过的研究进行了系统审查和元分析.
主要成果:
- 对8项研究 (6645名受试者) 的元分析显示,Klotho水平的认知功能得分在统计学上有显著差异 (SMD: -1.14,p=0.007).
- 亚组分析表明,α-Klotho,血清Klotho,血Klotho和Klotho蛋白表达水平与认知和痴呆之间存在显著的正相关性.
- 质量评估显示观察性研究的水平低至高,两项随机对照试验 (RCT) 的偏差风险不明.
结论:
- 在Klotho水平和认知功能/痴呆症之间存在显著的相关性.
- 阿尔法-克洛托,血清克洛托和血克洛托显示为认知功能和神经退行症的生物标志物具有前景.
- 目前的证据质量受到观察性研究占主导地位和少数RCT的限制;建议进一步进行高质量的RCT.
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