Curcumin Modulates PTPRZ1 Activity and RNA m6A Modifications in Neuroinflammation-Associated Microglial Response
    作者: Ninan Zhang, Ruifan Lin, Wenya Gao, Honglin Xu, Yuejia Li, Xiahe Huang, Yingchun Wang, Xianghong Jing, Wenxiang Meng, Qi Xie
    刊物名称: Advanced Science
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    发布时间: 2025-02-08
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    摘要:
    Neuroinflammation is often characterized by an overactive microglial response. Curcumin, known for its anti-inflammatory and antioxidant properties, can mitigate microglial hyperactivity following epileptic seizures. The study delves into the molecular mechanisms underlying curcumin's modulation of RNA post-transcriptional N (6)-methyladenosine (m6A) modification. It is found that curcumin interacts with the Z1-type protein tyrosine phosphatase receptor (PTPRZ1), maintaining its enzymatic activity and thus regulating the phosphorylation of the m6A-reader YTH domain-containing family protein 2 (YTHDF2). This modulation affects the expression of critical genes, resulting in reduced inflammatory responses. These findings highlight the importance of post-transcriptional modifications of RNA in the neuroprotective and anti-inflammatory effects of curcumin, offering new insights for the treatment of related diseases.