Chem. J. Chinese Universities ›› 1999, Vol. 20 ›› Issue (4): 565.

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Isolation, Characterization and Properties of Spirulina Glycoprotein

YIN Gang, LIU Zheng, LI Chen, LIU Fei, DING Fu-Xin, YUAN Nai-Ju   

  1. Department of Chemical Engineering, Tsinghua University, Beijing, 100084
  • Received:1998-05-18 Online:1999-04-24 Published:1999-04-24

Abstract: Aglycoprotein was isolated from Chinese spirulina. Purification of this glycoprotein was accomplished by foam in a loop bubble column and gel chromatography on Sephacryl S-100.The homogeneity of this glycoprotein was proven by gel filtration on Sepha-dex G-200 and SDS-PAGE. The molecular weight of the glycoprotein was 130000. Characterization of this glycoprotein by IR analysis showed the typical absorption of polysaccharide and indicated the presence of α-glycoside linkage. β-Elimination reaction demonstrated the existence of ο-glycosidic linkage in this spirulina glycoprotein.

Key words: Spirulina, Glycoprotein, Polysaccharide

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