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第45卷第8期
               ·1116 ·                           南 京    医 科 大 学 学         报                        2025年8月


                A                             Cytochalasin D
                           EZH2 NC EZH2 mimic EZH2 NC EZH2 mimic
                                                            085 kDa
                       EZH2
                      p⁃FAK
                                                            119 kDa
                    p⁃Paxillin                              068 kDa

                     GAPDH                                  036 kDa

                B     4      **        **      C      5 4    **        **      D      5 4    **        **
                   Relative protein expression  of FZH2  3 2 1  Relative protein expression  p⁃FAK  of  3 2 1  Relative protein expression  p⁃Paxillin  of  3 2 1








                      0
                            NC       NC+  mimic+      0     NC       NC+              0     NC           mimic+
                            EZH2  EZH2 mimic  EZH2  cytochalasin D  EZH2  cytochalasin D  EZH2  EZH2 mimic  EZH2  cytochalasin D  EZH2 mimic+  cytochalasin D  EZH2  EZH2 mimic  EZH2 NC+  cytochalasin D  EZH2  cytochalasin D




                 A:The expression of EZH2,p⁃FAK,and p⁃Paxillin proteins in SW480 cells of each group detected by Western blot. B-D:The statistical graph of
                                                                                **
              the protein expression levels of EZH2(B),p⁃FAK(C)and p⁃Paxillin(D)in SW480 cells of each group,P < 0.01(n=3).
                                            图3 EZH2对FAK/F⁃actin通路相关蛋白的影响
                                   Figure 3 Effect of EZH2 on the FAK/F⁃actin pathway related proteins



                     A                                                      B
                               EZH2 NC                EZH2 mimic
                                                                                            **
                                                                                         **
                                                                               Relative fluorescence intensity
                                                                                       **
                                                                                6
                                         20 μm                  20 μm           4

                           EZH2 NC+cytochalasin D  EZH2 mimic+cytochalasin D    2 0



                                                                                      EZH2  NC  EZH2 mimic  NC+  EZH2  cytochalasin D  mimic+  cytochalasin D

                                         20 μm                  20 μm                               EZH2

                 A:The immunofluorescence staining results of F⁃actin in SW480 cells(scale bar=20 μm). B:The statistical graph of the relative fluorescence in⁃
                          **
              tensity of F⁃actin. P < 0.01(n=3).
                                              图4   EZH2对SW480细胞F⁃actin的影响
                                          Figure 4 Effects of EZH2 on F⁃actin in SW480 cells


              结果。上述结果提示EZH2可促进SW480和SW620                       入细胞松弛素D干预后,EZH2 NC+细胞松弛素D组
              细胞的迁移能力(图5)。                                      和EZH2 mimic+细胞松弛素D组细胞迁移数目较来

              2.6  Transwell 实验检测各组 SW480 细胞和 SW620             前细胞松驰素D明显减少(P < 0.05),两组间差异无
              细胞迁移能力                                            统计学意义(P > 0.05)。SW620 细胞中也得到类似

                  Transwell 实验结果显示:EZH2 mimic 组SW480            结果实验结果表明 EZH2 可促进 SW480 细胞和
              细胞迁移数目明显多于 EZH2 NC 组(P < 0.05),加                  SW620细胞的迁移能力(图6)。
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