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Cellular Lipid Extraction för riktade Stabil isotoputspädning Vätskekromatografi-masspektrometri Analys
JoVE Journal
Bioengenharia
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JoVE Journal Bioengenharia
Cellular Lipid Extraction for Targeted Stable Isotope Dilution Liquid Chromatography-Mass Spectrometry Analysis
DOI:

09:26 min

November 17, 2011

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Capítulos

  • 00:05Título
  • 01:26Collection of Media and Cell Samples
  • 02:00Extraction of Lipids from Media
  • 03:02Extraction of Lipids from Cell Lysate
  • 05:16Pentafluorylbenzylbromide (PFB) Derivatization
  • 05:40SID-LC-ECAPCI-MS Analysis
  • 07:46Targeted Lipidomics Profile
  • 09:03Conclusion

Summary

Tadução automática

This protocol will demonstrate the extraction and analysis of free and esterified bioactive fatty acids from cells. Fatty acids are accurately quantified using stable isotope dilution, chiral liquid chromatography, electron capture atmospheric chemical ionization multiple reaction monitoring mass spectrometry (SID-LC-ECAPCI-MRM/MS).

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