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从真核细胞染色体外的环状DNA基因组范围内的净化
JoVE Journal
Biology
Author Produced
This content is Free Access.
JoVE Journal Biology
Genome-wide Purification of Extrachromosomal Circular DNA from Eukaryotic Cells
DOI:

14:26 min

April 04, 2016

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Chapters

  • 00:00Title
  • 01:07Part 1. Cell Harvesting
  • 01:49Part 2. Column Purification
  • 04:03Part 3. Linear DNA Digestion
  • 06:16Part 4. Amplification of DNA
  • 07:06Part 5. Sequencing
  • 07:53Part 6. Representative Results
  • 11:36Conclusions & Perspectives

Summary

Automatic Translation

This paper presents a sensitive method called Circle-Seq for purifying extrachromosomal circular DNA (eccDNA). The method encompasses column purification, removal of remaining linear chromosomal DNA, rolling-circle amplification and high-throughput sequencing. Circle-Seq is applicable to genome-scale screening of eukaryotic eccDNA and studying genome instability and copy-number variation.

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