基因风险依赖性大脑标记器对儿童创伤的恢复力 创伤
Han Lu1,2, Edmund T Rolls3,4, Hanjia Liu1
1Institute of Science and Technology for Brain-Inspired Intelligence, Fudan University, Shanghai, China.
Nature communications
|July 5, 2025
概括
青少年的大脑网络活动可以预测应对情绪障碍的弹性,特别是在童年创伤后. 抑郁症的遗传风险影响这些大脑标记物,为心理健康生物标记物和治疗提供了洞察力.
科学领域:
- 神经科学是一个神经科学.
- 精神病学是一个精神病学.
- 遗传学 是一个遗传学.
背景情况:
- 青少年的心理健康恢复能力至关重要,特别是在童年创伤后.
- 了解大脑的弹性标志物至关重要,但仍然有限.
- 遗传倾向会影响对情绪障碍的脆弱性.
研究的目的:
- 在青少年中识别基因风险依赖性脑性标志物 (GRBMR).
- 为了研究大脑网络激活,童年创伤和情绪症状之间的关联.
- 探索已识别的GRBMR对未来情绪障碍的预测价值.
主要方法:
- 对大规模纵向青少年队列 (IMAGEN) 愤怒面孔的大脑反应的分析.
- 检查轨道前和后区域的功能网络.
- 情绪障碍的纵向预测和对独立队列 (ABCD) 的概括性.
主要成果:
- 两种功能网络 (轨道前和头) 被确定为潜在的弹性大脑标志物.
- 在具有高遗传性抑郁风险的女孩中,更高的轨道前额网络激活与减少创伤影响相关.
- 在具有低遗传抑郁风险的女孩中,下尾网络激活显示出类似的关联.
- 与轨道前端相关的GRBMR预测了青春晚期随后的情绪障碍.
结论:
- 遗传风险显著调节大脑对童年创伤情感影响的弹性标记.
- 轨道前额网络的激活与具有高遗传抑郁风险的青少年的性有关.
- 这些发现突出了青少年心理健康中的生物标志物和干预措施的潜在神经生物学目标.
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