母亲的产前痛苦加速了女儿的上腺青春期发育
Molly M Fox1, Jennifer Hahn-Holbrook2, Curt A Sandman3
1Department of Anthropology, University of California, Los Angeles, CA 90095, USA; Department of Psychiatry and Biobehavioral Sciences, Semel Institute for Neuroscience and Human Behavior, University of California, Los Angeles, CA 90095, USA.
Psychoneuroendocrinology
|November 24, 2023
概括
母亲的产前压力可能会导致女儿更早的青春期,特别是初生儿. 这种适应性反应可以通过鼓励女儿早期的社会成熟来优化母亲的生殖成功.
科学领域:
- 进化生物学是进化的生物学.
- 发展心理学是发展心理学.
- 生殖健康 生殖健康
背景情况:
- 人类生命史受到早期生活条件和适应性可塑性的影响.
- 产前环境和青春期时间之间的关系在很大程度上仍未被探索.
- 胎儿暴露于逆境可能会触发后代的适应性成熟速度变化.
研究的目的:
- 调查产前母亲心理困扰与后代青春期时间之间的联系.
- 为了检查对上腺和阴道腺节表的影响.
- 探索潜在的适应性进化策略,以应对产前逆境.
主要方法:
- 在15年内对253个母婴二进行了纵向研究.
- 评估胎儿暴露于母亲的心理痛苦.
- 通过自我报告,父母报告和激素水平 (DHEA-S,,雌激素) 测量了儿童的上腺和阴腺疼痛.
主要成果:
- 产前增加的孕产妇痛苦预测了早些时候的上腺和更高的DHEA-S在女孩,特别是第一胎.
- 在对产后逆境进行控制后,这些关联仍然存在.
- 对于男孩和女孩的性腺体,没有发现显著的关联.
结论:
- 产前母亲的痛苦可能会诱导一个适应策略,以促进女儿早期的社会行为成熟.
- 这种效应在初生儿中更强烈,表明母亲对女儿成熟度进行校准,以优化生殖成功.
- 这些发现突出了一个新的进化框架,以了解母亲对后代发育的影响.
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