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高级共焦显微镜技术研究 DNA 损伤的蛋白质-蛋白质相互作用和动力学
JoVE 신문
생물학
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JoVE 신문 생물학
Advanced Confocal Microscopy Techniques to Study Protein-protein Interactions and Kinetics at DNA Lesions
DOI:

12:43 min

November 12, 2017

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Chapters

  • 00:05Title
  • 00:44Cultivation of HeLa-derived Cell Lines
  • 01:48Cell Transfection
  • 03:21Induction of Local DNA Lesions and Confocal Microscopy
  • 04:47Fluorescence Lifetime Image Microscopy
  • 06:24FRET Efficiency Using the FLIM-FRET Script
  • 07:48FRAP Analysis
  • 08:50Results: Analysis of Recruitment of mCherry-tagged PCNA and -53BP1 at DNA Lesions in HeLa Cells
  • 11:00Conclusion

Summary

자동 번역

激光 microirradiation 是研究活体细胞 DNA 修复的有效工具。一个方法的方法, 使用 UVA 激光诱导各种 DNA 病变显示。我们对维持正常细胞周期的局部 microirradiation 的方法进行了优化;因此, 辐照细胞通过有丝分裂进行。

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