在动物模型和人类环境丰富的hormetic路径
Maylin Hanampa-Maquera1, Rafael Cândido Lourenço1, Alexis Bailey2
1Department of Pharmacology, Institute of Biomedical Sciences, University of Sao Paulo, São Paulo, SP, Brazil.
Progress in brain research
|August 6, 2025
概括
环境丰富 (EE) 使用温和刺激来增强大脑的可塑性和应激弹性. 这种hormetic方法有利于认知功能,并防止神经退行,但过度刺激可能是有害的.
科学领域:
- 神经科学是一个神经科学.
- 压力生理学 压力生理学
- 行为科学 行为科学
背景情况:
- 环境丰富 (EE) 提供了感官,认知,运动和社会刺激.
- EE是研究神经可塑性和应激弹性的一个关键范式.
- 荷尔梅斯描述了对温和刺激的适应性反应,促进了有益的结果.
研究的目的:
- 探索环境丰富 (EE) 背后的阻塞机制.
- 研究EE如何增强神经可塑性,应激弹性和认知功能.
- 将基础神经科学与神经精神疾病的翻译应用联系起来.
主要方法:
- 对EE对神经发生,突触可塑性和神经营养因子的影响研究的综述.
- 分析EE对炎症过程,表观遗传通路和代谢功能的调节.
- 在动物模型中检查EE对下丘脑-垂体-上腺 (HPA) 轴和微质表型的影响.
主要成果:
- 能增强神经发生,突触可塑性和神经营养因子表达 (BDNF,NGF).
- 在动物模型中,EE减轻认知衰退,减少焦虑,减轻成的脆弱性,并防止神经退行.
- 电子刺激作为一种激发性刺激,促进适应性神经可塑性,增强应对压力的机制.
结论:
- 环境丰富功能通过制机制,促进适应性应对轻度压力.
- EE增强神经可塑性和应激弹性,为预防认知衰退和神经退行提供保护性益处.
- 量身定制的丰富是至关重要的;过度刺激可能是有害的,突出了hormetic剂量-反应关系.
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