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低 (微) 剂量的2,5-二甲基-4-胺胺 (DOPR) 在表现不佳的小鼠中增加了努力的动机

Michael Noback¹, Johnny A Kenton¹, Adam K Klein²

¹Department of Psychiatry, University of California, 9500 Gilman Drive, La Jolla, San Diego, CA, 92093, United States.

Neuropharmacology

|February 3, 2025

概括

迷幻化合物DOPR可以在低剂量时提高动机,可能在没有幻觉效应的情况下治疗动机缺陷. 研究表明,DOPR在基线动机较低的小鼠中增加了动机.

科学领域:

神经科学是一个神经科学.
心理药理学心理药理学

背景情况:

激励状态是很难治疗的.
经典的迷幻药显示出治疗的希望,但会引起幻觉.
微剂量迷幻药可能提供情绪和认知效益,而没有精神活性效应.

研究的目的:

调查2,5-Dimethoxy-4-propylamphetamine (DOPR) 的动机和幻觉效应.
为了确定DOPR的动机和幻觉效应的剂量范围.
评估DOPR在低于幻觉剂量治疗动机的潜力.

主要方法:

使用渐进式比率断点任务 (PRBT) 来测量小鼠的动机.
使用小鼠头部抽反应 (HTR) 试验来测量类似于迷幻的效果.
用多种多种剂量的DOPR来评估剂量依赖的反应.

主要成果:

在低基线动机的小鼠中,DOPR在低至0.0106 mg/kg的剂量下显著改善了PRBT的性能.
高性能小鼠不受低剂量DOPR的影响.
显著的头反应 (HTR) 仅在0.1mg/kg及以上的剂量下观察到.

结论:

DOPR 证明了在没有动力状态下增强动机的潜力.
这些激励效应可以在低于幻觉值的剂量下实现.
需要进一步研究低剂量DOPR用于缓解疾病模型中的动机.

关键词:

2,5-二甲基-4-烯甲胺的二,五-二甲基-4-烯甲胺.努力的动机努力的动机头部抽反应的反应鼠标鼠标是一个鼠标.迷幻药物迷幻药物

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