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Quantification of Proteins Using Peptide Immunoaffinity Enrichment Coupled with Mass Spectrometry
Journal JoVE
Biologie
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Journal JoVE Biologie
Quantification of Proteins Using Peptide Immunoaffinity Enrichment Coupled with Mass Spectrometry
DOI:

06:09 min

July 31, 2011

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Chapitres

  • 00:05Titre
  • 01:05Trypsin Enzymatic Digestion and Cleanup
  • 03:17Peptide Immunoaffinity Enrichment
  • 04:45Analysis by Multiple Reaction Monitoring – Mass Spectrometry
  • 05:24MRM of a SISCAPA-Enriched Sample
  • 05:44Conclusion

Summary

Traduction automatique

Stable Isotope Standards and Capture by Anti-Peptide Antibodies (SISCAPA) couples affinity enrichment of peptides with stable isotope dilution mass spectrometry (MRM-MS) to provide quantitative measurement of peptides as surrogates for their respective proteins. Here we describe the protocol using magnetic particles in a partially automated format.

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