抑郁症,主观健康,肥胖和多种疾病与表观遗传年龄加速有关
Shervin Assari1,2,3,4, John Ashley Pallera5
1Department of Internal Medicine, Charles R. Drew University of Medicine and Science, Los Angeles, CA, United States.
概括
表观遗传年龄加速与较差的健康结果有关,包括自我评估的健康状况,抑郁症状和BMI. 选择表观遗传时钟可能会影响其对这些健康指标的预测效用.
科学领域:
- 老年学是指老年学的学科.
- 表观遗传学 在表观遗传学中,表观遗传学是指表观遗传学.
- 生物标志物 生物标志物
背景情况:
- 通过DNA甲基化钟来评估表观遗传衰老,显示出疾病风险预测的潜力.
- 不同表观遗传时钟对健康结果的比较敏感性尚未得到充分证实.
- 了解这些差异对于准确的生物年龄评估至关重要.
研究的目的:
- 调查多种表观遗传衰老加速措施与关键健康指标之间的关联.
- 为了确定某些表观遗传时钟是否更敏感地预测身体和心理健康.
- 分析这些关系在全国代表性样本的美国成年人.
主要方法:
- 来自2016年健康和退休研究 (HRS) 的4018名美国成年人的数据分析.
- 包括多种表观遗传衰老加速措施 (例如,HORVATH,HANNUM,LIN).
- 线性回归模型根据年龄和性别进行调整,以评估与自我评估健康,抑郁症状和BMI的关联.
主要成果:
- 在表观遗传年龄加速和自我评估健康状况较差,抑郁症状较高和BMI增加之间观察到显著的积极关联.
- 这些关联的强度和一致性在不同的表观遗传时钟中各不相同.
- 一些表观遗传时钟对于特定的健康结果预测具有潜在的更大的实用性.
结论:
- 表观遗传年龄加速与不良健康指标有关,包括自我评估的健康状况,抑郁症状和BMI.
- 选择特定的表观遗传时钟很重要,可以影响对健康风险的评估.
- 需要进一步的研究来确定对身体和精神健康结果最敏感的表观遗传标记.
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