情绪障碍的多基因风险和双相情绪障碍中压力生活事件之间的相互作用
Georgina M Hosang1, Sania Shakoor1, Nicole King2
1Centre for Psychiatry & Mental Health, Wolfson Institute of Population Health, Barts and the London Faulty of Medicine and Dentistry, Queen Mary, University of London, UK.
Journal of affective disorders
|January 21, 2024
概括
双相情感障碍 (BD) 和严重抑郁症 (MDD) 的遗传风险与压力生活事件 (SLE) 相相关. 这些发现表明相关性,而不是相互作用,解释了情绪障碍中遗传倾向和环境因素之间的关系.
科学领域:
- 精神病学是一个精神病学.
- 遗传学 遗传学 是一个
- 环境健康 环境健康
背景情况:
- 双极性障碍 (BD) 和主要抑郁障碍 (MDD) 受遗传和环境因素的影响.
- 在BD病因学中,遗传倾向和环境压力因素之间的相互作用存在有限的研究.
- 本研究研究了BD和MDD的多基因风险评分 (PRS) 和压力生活事件 (SLEs) 之间的关系.
研究的目的:
- 检查BD和MDD的多基因风险评分和压力生活事件 (SLEs) 之间的相关性和相互作用.
- 了解遗传责任和环境因素对双相情感障碍发展的贡献.
主要方法:
- 利用了来自英国和加拿大样本的1715名参与者的数据 (862例,853例对照).
- 通过使用"威胁性经历清单问卷"评估压力生活事件 (SLEs).
- 来自精神病基因组学联盟的BD (PRS-BD) 和MDD (PRS-MDD) 的计算多基因风险得分.
主要成果:
- 在最严重的抑郁情节 (p < 0.007) 中,在PRS-MDD和总和依赖性SLE之间发现了显著的相关性.
- 在PRS-BD和总/依赖SLEs之间检测到名义上显著的相关性 (p < 0.019).
- 在双相情感病例中,关联略有强烈,但仍然名义上显著.
结论:
- 压力生活事件 (SLE) 和情绪障碍的遗传风险之间的关系更好地通过相关性而不是相互作用来解释.
- 建议使用更大的样本大小进行进一步的研究,以加强这些发现.
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