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En HS-MRM analyse til kvantificering af værts-celle proteiner i Protein Biopharmaceuticals af væskekromatografi Ion mobilitet QTOF massespektrometri
JoVE 杂志
化学
This content is Free Access.
JoVE 杂志 化学
An HS-MRM Assay for the Quantification of Host-cell Proteins in Protein Biopharmaceuticals by Liquid Chromatography Ion Mobility QTOF Mass Spectrometry
DOI:

11:09 min

April 17, 2018

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Chapters

  • 00:04Title
  • 00:44Setup of the LC/HDMSE (High Definition MSE) Data Acquisition Method
  • 03:59Setup of the Tof-MRM Method for Collision Energy Optimization and the Final HS-MRM Acquisition Method for Peptide Quantification
  • 07:42Creation of a Processing Method for the Analysis of the HS-MRM Dataset
  • 09:57Results: An HS-MRM Assay for Quantification of Host-cell Protein Peptides in a Monoclonal Antibody Digest
  • 10:29Conclusion

Summary

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Her, beskriver vi et kromatografisk analyse kombineret med ion mobilitet adskillelse af peptid prækursorer efterfulgt af høj opløsning (~ 30.000) MS-påvisning af peptid fragmenter for kvantificering af spidse peptid standarder i et monoklonalt antistof Digest.

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