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线粒体作为细胞的“能量代谢中心”,其功能异常在                         [ 7 ]  KANG X N,WANG D,ZHANG L,et al. Exendin-4 ame‐
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          DCD 病理进程中起枢纽作用 。线粒体呼吸酶活性可                                liorates  tau  hyperphosphorylation  and  cognitive  impair‐
          直接反映线粒体能量代谢水平,Drp1介导的线粒体动力                               ment in type 2 diabetes through acting on Wnt/β-catenin/
          学平衡则决定线粒体结构的完整性,二者共同维系神经                                 NeuroD1 pathway[J]. Mol Med,2023,29(1):118.
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          Drp1 Ser637 位点,维持线粒体的稳定与呼吸功能,从而
                                                                   disease  by  regulating  mitochondrial  dysfunction  via  the
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          减少ROS生成,进而改善线粒体能量代谢 。本研究结
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          果显示,经短效艾塞那肽干预后,细胞中线粒体呼吸酶
                                                                   114578.
          Ⅱ、Ⅳ活性显著升高,Drp1磷酸化水平显著升高,这提示
                                                              [ 9 ]  秦亚玮,李娜,黄钰涵,等 . 艾塞那肽改善 T2DM 患者和
          短效艾塞那肽可有效改善海马神经元细胞线粒体动力                                  db/db小鼠肝脏胰岛素抵抗的作用[J]. 药学与临床研究,
          学失衡与能量代谢异常,从而发挥改善 DCD 的作用。                               2024,32(2):103-108.
          进一步在短效艾塞那肽干预的基础上增加 PKA 抑制剂                          [10]  RACHMANY  L,TWEEDIE  D,RUBOVITCH  V,et  al.
          H89,结果显示,短效艾塞那肽对海马神经元细胞的改善                               Exendin-4 attenuates blast traumatic brain injury induced
          作用被显著逆转。                                                 cognitive impairments,losses of synaptophysin and in vi‐
              综上所述,短效艾塞那肽可通过激活cAMP/PKA通                            tro TBI-induced hippocampal cellular degeneration[J]. Sci
          路、促进Drp1磷酸化、升高线粒体呼吸酶活性,维持线粒                              Rep,2017,7:3735.
          体稳定,减轻氧化应激损伤,从而发挥改善 DCD 的作                          [11]  MENG L L,LU Y,WANG X L,et al. NPRC deletion at‐
          用。这一发现不仅深化了对GLP-1RA中枢保护机制的                               tenuates  cardiac  fibrosis  in  diabetic  mice  by  activating
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          理解,更为 DCD 的临床干预提供了 cAMP/PKA 通路这
                                                                   Adv,2023,9(31):eadd4222.
          一潜在靶点,兼具重要的理论意义与应用价值。
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          · 594 ·    China Pharmacy  2026 Vol. 37  No. 5                               中国药房  2026年第37卷第5期
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