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评价以下电离辐射的空间分布的γH2AX
JoVE Journal
Biology
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JoVE Journal Biology
Evaluation of the Spatial Distribution of γH2AX following Ionizing Radiation
DOI:

09:28 min

August 07, 2010

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Chapters

  • 00:00Title
  • 00:05Introduction
  • 01:01Cell Preparation
  • 02:28Immunofluorescence Staining
  • 05:00Microscopy
  • 06:12Analysis Foci Counting
  • 07:56Analysis Line Scan
  • 08:39Analysis 3D-Image Reconstruction
  • 09:09Conclusion

Summary

Automatic Translation

微观分析γH2AX灶,形成以下丝氨酸139磷酸化H2AX在DNA双链断裂,已成为辐射生物学中的一个非常宝贵的工具。在这里,我们使用一种抗体,单甲基化的组蛋白H3赖氨酸4作为一个积极抄写常染色质的表观遗传标记,以评估辐射诱导γH2AX形成的细胞核内的空间分布。

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