与神经精神病遗传风险相关的大脑模式与疾病中观察到的类似
Chun-Ju Chou1,2, Elisabetta C Del Re3, Hao Wang1
1Department of Radiology, University of California, San Diego, CA, United States.
Imaging neuroscience (Cambridge, Mass.)
|March 13, 2026
概括
神经精神疾病的遗传风险显示了与临床诊断相似的脑部变化,突出了遗传学.
科学领域:
- 神经科学是一个神经科学.
- 遗传学 遗传学 是一个
- 精神病学是一个精神病学.
背景情况:
- 大脑的形态变化可以表明疾病的进展.
- 了解遗传风险对大脑结构的影响至关重要.
研究的目的:
- 为了研究临床诊断的个体与单独的遗传风险之间的灰质结构变化.
- 创建和比较14种神经精神疾病的遗传风险和临床诊断的大脑图.
主要方法:
- 使用英国生物库MRI和基因型数据 (N = 34,720).
- 导出大脑测量和多基因风险评分.
- 使用ENIGMA数据为八种疾病构建了遗传风险大脑地图和疾病大脑地图.
主要成果:
- 遗传风险和临床诊断的脑图与ADHD,精神分裂症,双相情感障碍和自闭症保持一致.
- ADHD和PTSD遗传负担与较小的大脑大小有关;帕金森病与较大的大脑体积有关.
- 门德尔的随机化表明大脑影响ADHD和帕金森氏症;双向链接精神分裂症.
结论:
- 与临床诊断相关的大脑变化和几种神经精神疾病的遗传风险之间存在显著的相似之处.
- 遗传倾向在影响大脑解剖学和这些疾病的发展方面发挥着关键作用.
- 高遗传风险与较小的大脑结构相结合,增加了精神分裂症和双相情感障碍诊断的可能性.
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