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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

