SEARCH Articles Figures Tables 0-antigenic polysaccharides Biosynthesis of the Salmonella O-Antigen Outer Capsular Polysaccharide O-Antigenic polysaccharide O-Antigenic polysaccharide O-Antigenic polysaccharide from Shigella flexnert O-antigens O-polysaccharides Polysaccharide antigens Polysaccharides antigenicity Salmonella O-antigen polysaccharide Shigella flexnert O-antigenic polysaccharide fro