Term Name:	O-polysaccharide
Synonyms:	O antigen, O polysaccharide, O-polysaccharides
Definition:	A repetitive glycan polysaccharide contained within a lipopolysaccharide (LPS). The O-antigen is attached to the core oligosaccharide, and comprises the outermost domain of the LPS molecule.
Ontology:	ChEBI [CHEBI:64637]  ( EBI )