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康客
@kangke888
健康无价
Joined November 2014
2.5K
Following
177.6K
Followers
康客
@kangke888
2026.08.27 09:49
2026年8月26日,韩国基础科学研究院(IBS)团队在《自然》发表研究,颠覆了对阿尔茨海默病早期病变的传统认知。 研究发现,疾病早期变化并非单纯源于神经炎症,而主要与兴奋性神经元中异常出现的ERBB4蛋白相关。 该蛋白通过激活mTOR信号通路,即可引发突触丢失、神经网络紊乱及Aβ斑块聚集等早期病理改变。 小鼠实验中,通过基因编辑敲低或敲除ERBB4,多项AD病理指标显著改善,认知功能也获得明显恢复。
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