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10.5K Views
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09:37 min
August 13th, 2020
DOI :
10.3791/61548-v
Chapters
0:04
Introduction
0:50
Chronic Corticosterone (CORT)
1:52
Y-Maze Apparatus Habituation
2:30
Y-Maze Forced-Choice Training
3:13
Y-Maze Free Choice Training
3:51
Y-Maze Barrier Testing
4:51
Chronic Non-Discriminatory Social Defeat Stress (CNSDS)
6:51
Results: Representative Chronic Stress-Induced Effort-Related Choice Behavior Analyses
8:55
Conclusion
Transcript
该协议允许研究人员检查慢性压力对雄性小鼠和雌性小鼠努力反应的影响。这种技术的一个优点是,雄性小鼠和雌性小鼠可以同时经历一种经过验证的慢性社会失败模式,从而能够直接比较奖励行为。从历史上看,对情绪障碍的临床前研究利用了涉及避免威胁环境的行为任务。
但是,奖励和激励任务(如与工作量相关的选择)可能提供更多的转化相关性。要准备车辆溶液,在一升螺丝顶玻璃容器中,将 750 毫升自来水中溶解 3.375 克 β-环糊精。为了准备皮质酮溶液,在750毫升自来水中溶解3.375克β-环糊精,
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Summary
Y-maze 障碍任务是一种行为测试,用于检查花费精力获得奖励的动机。在这里,我们讨论测试多个经过良好验证的慢性压力,包括慢性皮质酮和社会失败压力与这种行为,以及新的慢性非歧视性社会失败压力(CNSDS),这是有效的女性。
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