基于Connectome的大脑标记物调节了青春期早期儿童逆境和跨诊断性精神病理之间的关系
Xiang Xiao1,2, Christopher J Hammond3, Betty Jo Salmeron1
1Neuroimaging Research Branch, National Institute on Drug Abuse, National Institutes of Health, Baltimore, Maryland, USA.
medRxiv : the preprint server for health sciences
|July 1, 2024
概括
一种基于大脑的标记物,连接组变异 (CV),可能会保护儿童免受不良童年经历 (ACE) 后的精神病理. 这种弹性因素,特别是在女性中,突出了针对性预防策略的潜力.
科学领域:
- 神经科学是一个神经科学.
- 发展心理学 发展心理学
- 精神病学是一个精神病学.
背景情况:
- 童年不良经历 (ACE) 与精神病理学有关.
- 识别基于大脑的弹性标记对于理解和减轻这些影响至关重要.
- 精准医学和预防工作需要了解逆境和精神病理学之间的病因联系.
研究的目的:
- 研究青春期早期ACE和跨诊断性精神病理学之间的关联.
- 为了测试连接组变异 (CV) 是否是大脑连接性的衡量标准,可以调节这些关联.
- 探索简历作为潜在的弹性因素的作用.
主要方法:
- 从ABCD研究中对7,382名美国年轻人 (基线年龄为9-11) 进行了长度研究.
- 线性回归和适度分析检查了ACE和DSM-5精神疾病之间的关联.
- 在基线时使用休息状态fMRI数据来推导CV.
主要成果:
- 在基线和2年随访期间,ACE得分与精神疾病有正相关.
- 基线CV得分显著缓解了ACE与疾病的关联.
- 缓和效应是特定于与威胁相关的ACE和女性青年.
结论:
- 研究结果表明,一种基于连接体的弹性标志物.
- 特定大脑系统中的功能连接可能会在ACE发生后保护青少年免受精神病理的影响.
- 这种标志物在保护与威胁相关的ACE发生的女性方面特别有前途.
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