慢性压力加剧男性小鼠高血糖引起的情感症状
Riley G McCready1, Kayla R Gilley1, Laura E Kusumo1
1Department of Psychology and Neuroscience, Baylor University, Waco, Texas, USA.
Neuroimmunomodulation
|October 18, 2023
概括
压力和高血糖症对小鼠的情感障碍有独特的影响. 虽然高血糖症模仿了抑郁症症状,但压力改变了焦虑行为,这表明慢性病患者对这些疾病的治疗目标是不同的.
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.
- 内分泌学 在内分泌学.
背景情况:
- 在慢性病患者群体中,情绪障碍的诊断不足.
- 糖尿病和抑郁症和焦虑症等情感障碍之间的并发病率很高.
- 不同的机制可能是压力和高血糖引起的情感失调的基础.
研究的目的:
- 为了比较慢性压力和高血糖的行为和神经炎症影响.
- 调查糖尿病中抑郁症和焦虑症的不同机制性标.
主要方法:
- 使用的雄性C57BL/6J小鼠.
- 模拟了不可预测的慢性轻度压力.
- 药理学上使用链毒素诱导的高血糖症.
主要成果:
- 过高血糖诱导了神经植物性抑郁症状和改变了大脑基因表达 (Bdnf,Tnf,Il1b).
- 慢性压力改变了类似焦虑的行为和前皮层Il1b表达.
- 综合的压力和高血糖症加剧了症状负担,但显示出有限的附加效应.
结论:
- 压力和高血糖导致不同的情绪和神经炎症概况.
- 这些发现表明,与与压力相关的疾病相比,糖尿病中抑郁症/焦虑症的治疗目标不同.
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