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国产之光fMOST助力美国科学家揭示疼痛抑制多巴胺释放的神经环路
中脑腹侧被盖区(VTA)脑区多巴胺神经元主要负责奖赏行为和动机行为。目前也有研究表明它也参与调控负面情绪。在急性疼痛刺激后引起VTA脑区多巴胺神经元活性降低,在缓解疼痛增加大脑多巴胺水平。 一般来说,多巴胺能神经元对不可预测的刺激表现出高度 ...
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