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RNA干扰是改变蛋白表达的重要方式,本研究通过                              Treating oxidative stress in heart failure:past,present and
          转染干扰序列干扰 NFATc4 的表达,结果显示,核蛋白                             future[J]. Eur J Heart Fail,2019,21(4):425-435.
          NFATc4 的表达明显下调,提示转染成功;经 H2O2刺激                      [11]  吴庆,程阔菊,姚浩旗,等. 芒果苷减轻低氧致原代大鼠心
          后,H2O2+siNFATc4 组细胞的 ROS、MDA 水平和 Bax、                    肌细胞的凋亡[J]. 基础医学与临床,2018,38(2):169-173.
                                                                   WU  Q,CHENG  K  J,YAO  H  Q,et  al.  Mangiferin  alle-
          cleaved caspase-3 蛋白的表达均显著降低/下调,SOD、
                                                                   viates hypoxia-induced cell apoptosis in rat primary cultural
          CAT 水平和 Bcl-2 蛋白的表达均显著升高/上调,提示
          NFATc4 蛋白的核内水平与 H2O2诱导的氧化应激、细胞                      [12]  cardiomyocytes[J]. Basic Clin Med,2018,38(2):169-173.
                                                                   钱厚霖,周述芝,毕小波,等. 右美托咪定调控Nrf2/HO-1
          凋亡密切相关。结合前文结果,芒果苷能显著抑制
                                                                   通路对H2O2诱导心肌细胞氧化应激损伤的作用研究[J].
          NFATc4 蛋白入核,这一作用可能是该成分改善 H2O2致                           中国现代医学杂志,2023,33(7):40-45.
          细胞氧化应激水平和减少凋亡的基础,但上述结论尚需                                 QIAN H L,ZHOU S Z,BI X B,et al. Effect of dexme‐
          进一步研究予以验证。                                               detomidine  regulating  Nrf2/HO-1  pathway  on  H2O2-
              综上所述,芒果苷能够减轻 H2O2诱导的 H9c2 细胞                         induced  oxidative  stress  injury  in  cardiomyocytes[J].
          氧化应激,减少细胞凋亡,抑制 NFATc4 蛋白入核,进而                            China J Mod Med,2023,33(7):40-45.
          缓解心肌细胞损伤;降低 NFATc4 蛋白的核内水平与减                        [13]  AIMO A,CASTIGLIONE V,BORRELLI C,et al. Oxida‐
          少H2O2诱导的氧化应激、细胞凋亡有关。芒果苷对心肌                               tive stress and inflammation in the evolution of heart fai-
          细胞具有良好的保护作用,在改善心脏疾病领域可能具                                 lure:from  pathophysiology  to  therapeutic  strategies[J].
          有进一步开发的潜力。                                               Eur J Prev Cardiol,2020,27(5):494-510.
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          · 2458 ·    China Pharmacy  2023 Vol. 34  No. 20                            中国药房  2023年第34卷第20期
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