| Literature DB >> 6204638 |
E Wood, E F Hounsell, J Langhorne, T Feizi.
Abstract
Gastric-mucosal glycoproteins of sheep have been shown to express the blood-group-I and -i antigens. The highest blood-group-I activities were found in glycoproteins lacking in blood-group-A and -H activities. In antigenically very active glycoprotein preparations, approx. 25% of the macromolecules expressed various blood-group-I and -i antigens, and these could be enriched by affinity chromatography with an anti-(blood group I) immunoadsorbent column. Additional blood-group-I and -i activities could be revealed by one cycle of Smith degradation of blood-group-A-active sheep gastric glycoproteins. Thus sheep gastric mucins are an abundant source of oligosaccharides with blood-group-I- and -i-active sequences.Entities:
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Year: 1980 PMID: 6204638 PMCID: PMC1162455 DOI: 10.1042/bj1870711
Source DB: PubMed Journal: Biochem J ISSN: 0264-6021 Impact factor: 3.857