经直流刺激通过前额头前直流电路恢复成行为
Huilin Zuo1, Weijia Zhang2, Lulu Wang3
1Department of Radiology, the First Affiliated Hospital of USTC, State Key Laboratory of Eye Health, School of Life Science, Division of Life Science and Medicine, University of Science & Technology of China, Hefei, China.
Molecular psychiatry
|October 24, 2025
概括
针对中间前额叶皮层 (mPFC) 的跨直流刺激 (tDCS) 可以通过调节内膜皮层 (IL) 和核外 (NAcSh) 途径来预防甲基胺复发,为成提供了一种新的治疗方法.
科学领域:
- 神经科学是一个神经科学.
- 成研究 研究成研究
- 大脑刺激 大脑刺激
背景情况:
- 甲基胺 (METH) 依赖是一种严重的大脑疾病,复发率高.
- 目前对METH成的治疗疗法有效性有限,复发的神经机制尚未完全理解.
- 跨直流刺激 (tDCS) 显示了成治疗的潜力,但其潜在的神经基础需要阐明.
研究的目的:
- 研究tDCS调节METH诱导的成行为和复发的神经电路机制.
- 为了确定 tDCS 应用于中间前额叶皮层 (mPFC) 是否可以在动物模型中预防 METH 复发.
主要方法:
- 在动物中使用了METH条件的位置偏好 (CPP) 范式.
- 集成功能磁共振成像 (fMRI),电生理学,化学遗传学和体内纤维光度学.
- 开发了一种针对mPFC的新型动物tDCS模型.
主要成果:
- 对mPFC应用的tDCS有效地预防了METH复发.
- tDCS治疗增强了在内膜皮层 (IL) 和内核突 (NAcSh) 的神经元活动.
- 对IL-NAcSh途径的化学基因操纵证实了它在调解tDCS效应中的作用;抑制被废除,而激活抑制了复发.
结论:
- IL-NAcSh通路作为一个关键的下降调节电路,在调解tDCS对METH成的治疗效果.
- 这些发现为基于电路的神经调节治疗物质使用障碍提供了新的见解.
- 针对mPFC的tDCS为预防METH依赖的复发提供了一个有希望的治疗策略.
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