操作乙醇自我管理行为并不能预测持续访问的性别差异家庭饮用饮用
Hye Jean Yoon1, Marie A Doyle2, Megan E Altemus3
1Department of Pharmacology, Vanderbilt University, Nashville, TN, USA; Vanderbilt Center for Addiction Research, Vanderbilt University, Nashville, TN, USA.
Alcohol (Fayetteville, N.Y.)
|September 1, 2024
概括
酒精使用障碍 (AUD) 饮酒行为的性别差异取决于实验条件. 在一项测试中,女性饮酒量高于男性,但在另一项测试中,女性饮酒量不高,这表明上下文是关键.
科学领域:
- 神经科学是一个神经科学.
- 行为科学 行为科学
- 药理学 药理学是指药理学的学科.
背景情况:
- 了解疾病发病率中的性别差异对于公共卫生至关重要.
- 酒精使用障碍 (AUD) 在患病率和表现方面表现出明显的基于性别的差异.
研究的目的:
- 为了研究乙醇饮酒行为的性别差异.
- 确定这些性别差异出现或减少的特定条件.
主要方法:
- 在连续接入的C57BL/6J小鼠中,饮用乙醇的比较:两瓶选择与操作者自我管理范式.
- 在自给药过程中操纵诸如访问期和乙醇度等参数.
- 应用尺寸缩小技术来分析饮酒表型.
主要成果:
- 在连续接入的情况下,女性消耗的乙醇比男性更多,但在操作性自给中没有观察到性别差异 (反应率,每体重消耗,行为).
- 总乙醇消耗的观察差异归因于体重变化,而不是动机差异.
- 在操作语境中的饮酒行为由高/低饮酒表现型聚集在一起,独立于性别,并且与家庭饮酒表现型无关.
结论:
- 乙醇消费的性别差异高度依赖于背景,受到使用的实验范式的影响.
- 饮酒行为表型可以独立于性别,并且可能无法在不同的饮酒环境中转化.
- 这些发现强调了基于性别的饮酒差异的复杂性,并为AUD研究提供了信息.
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