Rapid preparation of nuclei-depleted detergent-resistant membrane fractions suitable for proteomics analysis
2008

New Method for Isolating Membrane Fractions

publication Evidence: moderate

Author Information

Author(s): Adam Rosalyn M, Yang Wei, Di Vizio Dolores, Mukhopadhyay Nishit K, Steen Hanno

Primary Institution: Children's Hospital Boston and Harvard Medical School

Hypothesis

Can a modified extraction method reduce nuclear contamination in detergent-resistant membrane fractions?

Conclusion

The modified DRM isolation procedure significantly reduces nuclear contamination and is suitable for proteomic analyses.

Supporting Evidence

  • The modified method reduced the percentage of nuclear proteins in DRM fractions from 36% to 15%.
  • The study confirmed that the modified extraction method yielded fractions comparable to those obtained by conventional methods.

Takeaway

The researchers found a faster way to separate important parts of cells without getting too many unwanted proteins from the nucleus.

Methodology

The study modified a differential detergent extraction method to isolate DRM fractions while minimizing nuclear contamination.

Digital Object Identifier (DOI)

10.1186/1471-2121-9-30

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