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SE 3b capsular polysaccharide structure. (A and B) Configuration (B) and linear drawing (B) of the repeating oligosaccharide unit. R, nonstoichiometric glucose substitution (55). (C) Linear drawing of the O-Ag repeating unit from Salmonella serovar Enteritidis (29, 47). The mannose residue has also been reported in the β-configuration (47).
