血清pyridoxal 5'-phosphate度与老年日本人的认知功能之间的关系
Kotaro Itoh1, Akiko Kuwabara1, Rei Otsuka2
1Department of Nutrition, Graduate School of Human Life and Ecology, Osaka Metropolitan University, 3-7-30 Habikino, Habikino, Osaka 583-8555, Japan.
Journal of clinical biochemistry and nutrition
|August 8, 2025
概括
较低的血清pyridoxal 5'-phosphate (PLP) 水平与日本老年人患阿尔茨海默病 (AD) 和轻度认知障碍 (MCI) 的风险更高有关. 这项研究强调了PLP在认知衰退中的潜在作用.
科学领域:
- 神经科学是一个神经科学.
- 生物化学 生物化学
- 老年学是指老年学的学科.
背景情况:
- 已知皮里多克萨尔5-酸盐 (PLP) 缺乏会导致神经问题.
- 降低PLP水平与痴呆症发病有关,但对日本人口的数据缺乏.
研究的目的:
- 为了研究血清PLP度与老年日本人的阿尔茨海默病 (AD) 之间的关联.
- 为了确定较低的PLP水平是否与轻度认知障碍 (MCI) 或AD的发病率独立相关.
主要方法:
- 一项涉及266名日本参与者的横截面研究 (84名健康对照,87名MCI,95名AD).
- 测量了血清PLP度,并在各组进行了比较.
- 进行了后勤回归分析,调整了包括年龄,性别,APOE4状态和其他营养水平在内的共变量.
主要成果:
- 与健康对照人群相比,阿尔茨海默病患者的血清PLP度明显较低.
- 血清PLP较高四分位数 (Q3和Q4) 的参与者与最低四分位数 (Q1) 相比,患有MCI或AD的几率明显较低.
- 对MCI或AD的几率比为Q3的0.40 (95%CI0.16-0.98) 和Q4的0.37 (95%CI0.13-0.99),表明具有保护作用.
结论:
- 较低的血清PLP度独立地与日本老年人中MCI或AD的发病率增加有关.
- 这些发现表明PLP在认知衰退的发病或预防方面可能发挥作用.
- 需要进一步的研究来确定因果关系并探索治疗干预措施.
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