多基因和多环境在精神分裂-谱系障碍和情感精神病中的相互作用;EUGEI第一集研究
Victoria Rodriguez1,2, Luis Alameda1,3,4, Monica Aas5
1Psychosis Studies, Institute of Psychiatry, Psychology and Neuroscience, King's College of London, London SE5 8AB, United Kingdom.
Schizophrenia bulletin
|December 10, 2024
概括
遗传责任和环境风险独立地导致精神病. 精神分裂症谱系障碍与多基因精神分裂症风险有关,而情感精神病则是由累积的环境因素和对情感障碍的遗传责任造成的.
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:
- 精神分裂症谱系障碍和情感精神病具有共同的遗传和环境风险因素.
- 这些因素对精神病发展的综合影响需要进一步澄清.
研究的目的:
- 调查精神分裂症,双相情绪障碍和抑郁症的多基因风险评分 (PRS) 与第一发精神病中的环境风险因素之间的相互作用.
- 检查在精神分裂症谱系障碍和情感精神病的发展中潜在的基因环境相互作用.
主要方法:
- 分析了573例首发精神病症病例和1005例欧洲血统对照病例.
- 参与者的分层基于暴露于环境因素,如移民,父亲年龄,童年逆境和大麻使用.
- 回归模型评估PRS关联,并测试多基因通过多环境相互作用.
主要成果:
- 精神分裂症多基因风险评分 (PRS-SZ) 是精神分裂症谱系障碍的更强有力的预测因素,特别是在暴露于环境风险较低的人群中.
- 抑郁症的多基因风险评分 (PRS-D) 在暴露于环境风险的人群中,与情感精神病有更强的关联.
- 在任何PRS和多环境评分之间没有发现显著的相互作用.
结论:
- 遗传责任和多环境风险似乎在精神病中扮演着独立的角色,与责任门模型保持一致.
- 精神分裂症谱系障碍主要与多基因精神分裂症风险有关,环境因素对其有添加作用.
- 情感精神病的发展似乎受到累积环境暴露和情感障碍的遗传责任增加的影响.
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