在治疗耐药抑郁症患者服用胺后,睡眠相关唤醒的功能变化
Elizabeth D Ballard1, Deanna Greenstein2, Philip T Reiss3
1Experimental Therapeutics and Pathophysiology Branch, National Institute of Mental Health, National Institutes of Health, Bethesda, MD, USA. Elizabeth.Ballard@nih.gov.
Translational psychiatry
|June 4, 2024
概括
胺并没有使治疗耐药抑郁症 (TRD) 患者的睡眠唤醒正常化,也没有调节其抗抑郁作用. 观察到睡眠变化,但不能解释胺.
科学领域:
- 神经科学是一个神经科学.
- 精神病学是一个精神病学.
- 睡眠医学 睡眠医学
背景情况:
- 胺,一个谷氨酸调节剂,影响睡眠,抑郁和自杀念头.
- 耐治疗抑郁症 (TRD) 与明显的睡眠宏观架构有关.
- 了解胺对睡眠唤醒的影响对于其治疗应用至关重要.
研究的目的:
- 为了比较TRD和健康志愿者 (HVs) 之间的兴奋相关睡眠指标.
- 为了确定胺是否在TRD中使睡眠唤醒正常化.
- 调查胺对兴奋的作用是否会调解其抗抑郁药和抗自杀念头 (SI) 作用.
主要方法:
- 一个随机,双盲,交叉试验的二次分析,将胺 (0.5 mg/kg) 与安慰剂进行比较.
- 聚睡眠学 (PSG) 进行了输液前和输液后的测量,以测量光谱功率 (α,β,delta) 和宏观结构 (WASO,TST,REM延迟,PSOSE).
- 分析的重点是睡眠唤醒和调解效应的时间动态.
主要成果:
- 基线差异:TRD组的总睡眠时间 (TST) 和快速眼动 (REM) 延迟时间比HVs更短.
- 胺效应:在TRD患者 (与安慰剂相比) 中,晚上早些时候增加了三角形功率和晚些时候的α/delta功率.
- 暂时睡眠功率模式没有显著的诊断差异;胺没有改变睡眠宏观架构唤醒指标或介导抗抑郁药/抗SI效应.
结论:
- 胺的使用会影响TRD的时间睡眠唤醒模式.
- 胺对睡眠唤醒的影响似乎没有调解其抗抑郁药或抗SI效应.
- 睡眠相关的变量是胺管理后系统神经生物学变化的一部分.
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