this gave three classes of glycans ( polysaccharides , endoglycosidase h-resistant glycopeptides , and endoglycosidase h-released oligosaccharides ) , which were tested for their ability to block agglutination of amoebae from vegetative , aggregation ( 8-hr ) , and late-aggregation ( 13-hr ) stages of development .
C0032594
polysaccharides
C0028959
oligosaccharides