晚间暴露于光线和人类的黑激素之间的关联:一个元分析
Juan Lu1, Ronghao Zou1, Yuyao Yang1
1Department of Occupational Health and Environmental Health, School of Public Health, Anhui Medical University, Hefei, Anhui, 230032, People's Republic of China.
Environmental science and pollution research international
|December 20, 2023
概括
夜班工作通过抑制因暴露于光线而引起的黑激素分泌来破坏昼夜节律. 这一元分析证实,夜间照明显著抑制夜班工人黑激素的产生.
科学领域:
- 时间生物学 时间生物学
- 职业健康 职业健康 职业健康
- 内分泌学 在内分泌学.
背景情况:
- 夜班工作与对昼夜节律障碍的敏感性增加有关.
- 在异常时间长时间暴露在光线下会破坏黑激素的合成和分泌.
- 之前关于夜间曝光对黑色素分泌的影响的研究已经产生了不一致的结果.
研究的目的:
- 调查夜间照明暴露对夜班工人黑激素分泌的影响.
- 通过元分析综合现有证据,以澄清夜班工作,光照和黑激素水平之间的关系.
主要方法:
- 一个系统的审查和对PubMed和Web of Science的13篇出版物的元分析.
- 在夜班工作者和对照者之间比较黑素代谢物6-硫氧黑素 (aMT6s) 水平.
- 计算聚合平均差异 (MD) 和95%置信区间 (CI) 以评估效应大小.
主要成果:
- 与对照人群相比,夜班工作者在早晨尿液中的aMT6s水平明显较低 (MD = -3.69).
- 在夜班工作者中,尿液中24小时的aMT6s总体水平显著降低 (MD = -3.38).
- 夜间暴露于光线与夜间尿道aMT6s分泌 (MD = -11.68) 和血中黑激素分泌 (MD = -11.37) 有显著的相关性和抑制.
结论:
- 夜班工作者暴露于夜间光线明显抑制了黑激素的分泌.
- 这种抑制导致夜班工作人员的昼夜节律扰乱.
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