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第44卷第12期       赵辰希,徐     聪,谢思远,等. 4⁃羟基过氧环磷酰胺通过靶向P53损伤人卵巢颗粒细胞线粒体自噬
                 2024年12月              功能的研究[J]. 南京医科大学学报(自然科学版),2024,44(12):1629-1637                  ·1635 ·


                A          DAPI             TOMM20              Parkin            Merge             ZOOM




                   DMSO









                   4⁃HC





                              B              DMSO                                    4⁃HC
                                  1 000               TOMM20             1 500              TOMM20
                                 Relative intensity  600                Relative intensity  1 000
                                   800
                                                                                            Parkin
                                                      Parkin
                                   400
                                                                          500
                                   200
                                     0                                      0
                                      0  20  40  60  80  100                 0   5  10  15  20  25
                                          Distance(pixels)                       Distance(pixels)
                C
                           DAPI               P53               Parkin            Merge             ZOOM


                   DMSO










                   4⁃HC





                             D
                                  250        DMSO     P53               10 000       4⁃HC     P53
                                 Relative intensity  150                Relative intensity  6 000
                                                                         8 000
                                  200
                                                                                              Parkin
                                                      Parkin
                                                                         4 000
                                  100
                                   50
                                    0                                    2 000 0
                                     0  20  40  60  80  100                   0  20  40  60  80  100
                                         Distance(pixels)                         Distance(pixels)
                   A:Immunofluorescence images of TOMM20(green)and Parkin(red)in each group of cells. Scale bars=100 μm,scale bars(ZOOM)=10 μm. B:
                Colocalization analysis of TOMM20 and Parkin protein in each group of cells. C:Immunofluorescence images of P53(green)and Parkin(red)protein in
                each group of cells. Scale bars=100 μm,scale bars(ZOOM)=10 μm. D:Colocalization analysis of P53 and Parkin protein in each group of cells(n=3).
                                             图4   4⁃HC通过P53⁃Parkin通路抑制线粒体自噬
                                     Figure 4  4⁃HC inhibited mitophagy through the p53⁃Parkin pathway

                有显著的毒性作用,且2.0 μmol/L的4⁃HC处理SVOG                   颗粒细胞的损伤状态。先前研究显示                   [20] ,当分离
                细胞48 h能够有效地构建体外损伤模型,模拟卵巢                          的卵巢暴露于 4⁃HC(20 μmol/L)时,卵泡存活率和
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