育儿实践可能缓冲逆境对表观遗传年龄加速的影响 在发育迟缓的幼儿中
Alexandra D W Sullivan1,2, Anne K Bozack3, Andres Cardenas3,4
1Department of Psychological Science, University of Vermont.
Psychological science
|September 21, 2023
概括
面对逆境的孩子表现出更慢的表观遗传衰老,当父母使用更积极和更少的负面育儿. 这一发现凸显了支持性育儿在缓解有风险儿童生物衰老方面的保护作用.
科学领域:
- 发展心理学 发展心理学
- 表观遗传学 在表观遗传学中,表观遗传学是指表观遗传学.
- 儿童精神病学 儿童精神病学
背景情况:
- 童年逆境与负面的健康结果有关.
- 表观遗传加快年龄可能作为生物衰老的生物标志物.
- 家长干预的目的是改善儿童的发展和福祉.
研究的目的:
- 为了研究童年逆境,育儿实践和表观遗传年龄加速之间的关系.
- 为了确定育儿是否能缓和逆境对表观遗传衰老的影响.
- 为了检查这些协会在儿童发育迟缓和外部化行为.
主要方法:
- 一项随机对照试验中62名儿童 (平均年龄36.26个月) 的长度研究.
- 从唾液样本使用儿科口腔表观遗传钟测量表观遗传年龄加速.
- 通过累积风险指标评估逆境;在两个时间点观察到的育儿做法.
主要成果:
- 逆境与育儿实践相互作用,预测表观遗传年龄加速.
- 当积极的育儿增加时,更高的逆境与较低的表观遗传年龄加速有关.
- 更高的逆境也与较低的表观遗传年龄加速有关,当负面育儿减少时.
结论:
- 育儿实践显著缓解了童年逆境和表观遗传加快年龄之间的联系.
- 改善的积极和减少的负面育儿可以缓冲逆境的生物衰老影响.
- 调查结果强调了对暴露于危险因素的儿童提供支持的育儿的重要性.
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