title: On the primary structure of the Escherichia coli R4 cell wall lipopolysaccharide core.
mesh_terms: D002241:Carbohydrates / Q000032:analysis; D002473:Cell Wall / Q000276:immunology*; D004926:Escherichia coli / Q000276:immunology*; D008055:Lipids / Q000032:analysis; D008070:Lipopolysaccharides; D008968:Molecular Conformation; D011135:Polysaccharides, Bacterial; D013045:Species Specificity
chemical_list: D002241:Carbohydrates; D008055:Lipids; D008070:Lipopolysaccharides; D011135:Polysaccharides, Bacterial