using periodate oxidation , methylation analysis , characterization of oligosaccharides by smith degradation or partial acid hydrolysis , as well as proton magnetic resonance , the primary structure of the escherichia coli serotype 29 capsular polysaccharide ( the receptor of e. coli k phage 29 ) was reinvestigated .
C0028959
oligosaccharides
C0032594
polysaccharide