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慢性饮酒会改变 rhesus 的性取决于性别的 BNST 神经元功能

Kristen E Pleil^1,2, Kathleen A Grant³, Verginia C Cuzon Carlson³

¹Department of Pharmacology, Weill Cornell Medicine, Cornell University, New York, NY 10065.

bioRxiv : the preprint server for biology

|April 25, 2024

概括

女性对酒精使用障碍和相关神经精神疾病的敏感性增加. 这项研究揭示了大脑电路中的性别差异,女性神经元更容易兴奋,而酒精增加了两性之间的兴奋能力.

科学领域:

神经科学是一个神经科学.
神经生物学神经生物学神经生物学
精神病学是一个精神病学.

背景情况:

重复饮酒与神经精神疾病有关,如酒精使用障碍,焦虑和情绪障碍.
女性对这些疾病的敏感性更高,这表明女性对酒精对大脑可塑性影响的敏感性更高.
肌末端 (BNST) 的床核,这是扩展的杏仁体中的一个关键大脑区域,与酒精使用障碍和焦虑有关,在受影响的个体中显示出失调.

结论:

rhesus子 BNST 在女性中表现出比男性更大的基底神经元激发.
慢性酒精饮用导致神经元刺激性增加,并在两个性别的BNST内产生突触刺激.
这些发现提供了关于女性偏见对神经精神疾病的敏感性背后的神经生物学机制的见解,包括同时出现的焦虑症和酒精使用障碍.

关键词:

酒精使用障碍饮酒障碍扩大的杏仁体这是一种内在的兴奋能力.边缘系统的边缘系统.非人类灵长类的灵长类.突触生理学突触生理学

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