睡眠不足,睡眠碎片化和社交时差会增加人们的温度偏好
S Tanner Roach1,2, Melanie C Ford2, Vikram Simhambhatla2
1Department of Physiology and Biophysics, University of Illinois at Chicago, Chicago, IL, United States.
Frontiers in neuroscience
|June 5, 2023
概括
睡眠不足和碎片化导致更喜欢更温暖的温度. 特定的时钟神经元,受色素分散因子受体的影响,调节这种温度变化,表明温度偏好作为敏感的睡眠干扰指标.
科学领域:
- 神经科学是一个神经科学.
- 时间生物学 时间生物学
- 动物行为 动物行为
背景情况:
- 睡眠不足显著影响温度调节,但潜在的机制仍然不清楚.
- 睡眠和温度调节的神经回路在哺乳动物和中重叠,这表明它们的功能相互依赖.
- 研究这种联系对于理解睡眠的作用至关重要.
研究的目的:
- 为了探索睡眠障碍与的温度调节之间的关系.
- 为了确定参与睡眠中介温度偏好变化的特定神经元电路.
- 评估温度偏好作为睡眠障碍的敏感标志物.
主要方法:
- 受到睡眠剥夺和睡眠碎片化的协议.
- 使用热梯度来评估温度偏好.
- RNAi被用来击倒钟神经元中的颜料分散因子受体.
- 一个社交时差协议被用来破坏时钟神经元.
主要成果:
- 睡眠不足导致的温度偏好增加.
- 睡眠碎片化也诱导了更温暖的温度选择,即使没有激活睡眠平衡.
- 击败时钟神经元中的颜料分散因子受体阻止了睡眠碎片化对温度偏好的影响.
- 社会时差导致温度偏好持续增加.
结论:
- 特定的时钟神经元,通过睡眠障碍调节,增加温度偏好.
- 温度偏好似乎是一个比学习和记忆更敏感的睡眠障碍指标.
- 这项研究揭示了睡眠和温度调节之间的神经机制.
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