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高压低温电子层析成像对蓝藻 DNA 压实的可视化研究
Journal JoVE
Biologie
This content is Free Access.
Journal JoVE Biologie
Visualization of DNA Compaction in Cyanobacteria by High-voltage Cryo-electron Tomography

高压低温电子层析成像对蓝藻 DNA 压实的可视化研究

DOI:

09:47 min

July 17, 2018

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Chapitres

  • 00:04Titre
  • 00:43Synchronous Culture of Cyanobacteria and Monitoring by Fluorescence Microscopy
  • 02:31Sample Freezing and Cryo-HVET
  • 05:16Tomographic Reconstruction and Segmentation of the Feature of Interest
  • 07:20Results: Observations of Compacted DNA in Cyanobacteria
  • 08:36Conclusion

Summary

Traduction automatique

该协议描述了如何可视化蓝藻中的瞬态 DNA 压缩。采用同步培养、荧光显微镜、快速冷冻、高压低温电子层析成像等技术进行监测。提出了这些方法的一个协议, 并讨论了未来的应用和发展。

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