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选择性的mRNA翻译在哺乳动物细胞中的核糖体性能分析评估
JoVE Journal
Biology
This content is Free Access.
JoVE Journal Biology
Assessment of Selective mRNA Translation in Mammalian Cells by Polysome Profiling
DOI:

10:00 min

October 28, 2014

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Chapters

  • 00:05Title
  • 01:25Cell Lysis and Ultracentrifugation
  • 04:06Gradient Fractionation System Instrument Set-up
  • 06:48Gradient Fractionation and Collection of Samples
  • 08:12Results: Polysome Profiling Identifies PDCD4 as a Selective Inhibitor of XIAP and Bcl-xL Translation
  • 09:37Conclusion

Summary

Automatic Translation

The ability of cells to adapt to stress is crucial for their survival. Regulation of mRNA translation is one such adaptation strategy, providing for rapid regulation of the proteome. Here, we provide a standardized polysome profiling protocol to identify specific mRNAs that are selectively translated under stress conditions.

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