| Literature DB >> 27206414 |
Masashi Sasaki1, Tadashi Nakamura2, Kentaro Hirayama1, Kenji Fukuda1, Tadao Saito3, Tadasu Urashima4, Sadaki Asakuma5.
Abstract
The milk/colostrum of some mammalian species is known to contain sugar nucleotides including uridine diphosphate (UDP) oligosaccharides in addition to lactose and milk oligosaccharides, but the detailed structures of these UDP oligosaccharides have not so far been clarified. In this study we isolated two UDP-sialyl N-acetyllactosamines from ovine colostrum and characterized them using (1)H-NMR and MALDI-TOFMS spectroscopies. Their structures were found to be Neu5Gc(α2-3)Gal(β1-4)GlcNAcα1-UDP and Neu5Gc(α2-6)Gal(β1-4)GlcNAcα1-UDP.Entities:
Keywords: Milk oligosaccharide; Milk sugar nucleotide; Ovine colostrum; UDP oligosaccharide; UDP sialyl N-acetyllactosamine
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Year: 2016 PMID: 27206414 DOI: 10.1007/s10719-016-9672-4
Source DB: PubMed Journal: Glycoconj J ISSN: 0282-0080 Impact factor: 2.916