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Related Experiment Videos

Sequencing complex polysaccharides.

G Venkataraman1, Z Shriver, R Raman

  • 1Harvard-MIT Division of Health Sciences and Technology, Division of Bioengineering and Environmental Health, Massachusetts Institute of Technology, Cambridge, MA 02139, USA.

Science (New York, N.Y.)
|October 16, 1999
PubMed
Summary
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Researchers developed a new method to rapidly sequence complex polysaccharides like heparin-like glycosaminoglycans (HLGAGs) from small tissue samples. This breakthrough allows for the identification of sequences crucial for HLGAG biological functions.

Area of Science:

  • Biochemistry
  • Analytical Chemistry
  • Glycobiology

Background:

  • Rapid sequencing of nucleic acids and proteins is established.
  • Sequencing small amounts of complex polysaccharides from tissues remains challenging.

Purpose of the Study:

  • To develop a rapid sequencing method for femto- to picomole amounts of tissue-derived complex polysaccharides.
  • To enable identification of biologically critical polysaccharide sequences.

Main Methods:

  • Utilized matrix-assisted laser desorption ionization mass spectrometry.
  • Developed a novel notation system for polysaccharide sequence representation.

Main Results:

  • Successfully sequenced heparin-like glycosaminoglycans (HLGAGs) from small tissue samples.

Related Experiment Videos

  • Demonstrated the feasibility of rapid polysaccharide sequencing.

    • Conclusions:

    • The new method allows for rapid sequencing of complex polysaccharides.
    • This technique is vital for understanding HLGAG roles in anticoagulation, cell growth, and differentiation.