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Oriented Immobilized Sialyloligo-macroligand Microarray.

Satya Nandana Narla1, Xue-Long Sun2

  • 1Department of Chemistry, Chemical and Biomedical Engineering, Center for Gene Regulation in Health and Disease (GRHD), Cleveland State University, 2121 Euclid Avenue, Cleveland, OH, 44115, USA.

Methods in Molecular Biology (Clifton, N.J.)
|November 6, 2015
PubMed
Summary
This summary is machine-generated.

This study details the chemoenzymatic synthesis of sialic acid-containing glycopolymers. These novel materials enable advanced glycoarray and biosensor applications for studying sialic acid interactions.

Keywords:
Glycan arrayGlycopolymerHemagglutininLectinSPRSialic acid

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Area of Science:

  • Carbohydrate Chemistry
  • Glycobiology
  • Biomaterials Science

Background:

  • Sialic acid is a crucial terminal glycan on cell surfaces, mediating vital biological processes.
  • Understanding sialic acid-protein interactions is key to deciphering cellular functions.

Purpose of the Study:

  • To develop novel multivalent sialic acid scaffolds for studying biological interactions.
  • To create functionalized glycopolymers for advanced glycoarray and biosensor applications.

Main Methods:

  • Chemoenzymatic synthesis of chain-end functionalized sialyllactose-containing glycopolymers.
  • Incorporation of glycopolymers with varying sialic acid linkages.
  • Oriented immobilization of glycopolymers onto surfaces for bioassays.

Main Results:

  • Successful synthesis of glycopolymers with defined sialic acid presentation.
  • Demonstrated utility of the synthesized glycopolymers in glycoarray formats.
  • Established feasibility for SPR-based glyco-biosensor development.

Conclusions:

  • The developed chemoenzymatic approach provides versatile sialic acid scaffolds.
  • These scaffolds are suitable for creating high-density glycoarrays and sensitive glyco-biosensors.
  • This work facilitates deeper investigation into sialic acid-mediated biological recognition events.