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Structural studies on lipopolysaccharides of serologically non-typable strains of helicobacter pylori, af1 and 007, expressing lewis antigenic determinants
(Wiley-Blackwell, 1999-11-15)
In contrast to other Helicobacter pylori strains, which have serologically detectable Lewis(x) (Le(x)) and Lewis(y) (Le(y)) antigenic determinants in the O-specific polysaccharide chains of the lipopolysaccharides, H. ...