Analysis of fluorescently labeled oligosaccharides by capillary electrophoresis and electrospray ionization mass spectrometry

Michael W. Wolff, Hélène G. Bazin, Robert J. Lindhardt

Research output: Contribution to journalArticlepeer-review

10 Scopus citations

Abstract

Neutral oligosaccharides were fluorescently conjugated with 7-amino-1, 3-naphthalenedisulfonic acid. A mixture of fluorescently labeled chitobiose, chitotriose, and chitotetrose were successfully separated by preparative capillary electrophoresis (CE) and the individual components characterized by electrospray ionization-mass spectrometry (ESI-MS). By combining fluorescent labeling with CE, the use of highly specific exoglycosidases and ESI-MS, a more structurally complex N-linked glycan was analyzed.

Original languageEnglish
Pages (from-to)797-801
Number of pages5
JournalBiotechnology Techniques
Volume13
Issue number11
DOIs
StatePublished - 1999
Externally publishedYes

Keywords

  • Electrospray mass spectrometry
  • Exoglycosidase
  • Neutral oligosaccharide
  • Preparative capillary electrophoresis

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