title: Studies on Shigella sonnei phase I and phase II lipopolysaccharides.
mesh_terms: D000606:Amino Sugars / Q000032:analysis; D002854:Chromatography, Paper; D006595:Hexosamines / Q000032:analysis; D008070:Lipopolysaccharides / Q000145:classification / Q000276:immunology*; D013058:Mass Spectrometry; D011135:Polysaccharides, Bacterial / Q000032:analysis; D012764:Shigella sonnei / Q000276:immunology*
chemical_list: D000606:Amino Sugars; D006595:Hexosamines; D008070:Lipopolysaccharides; D011135:Polysaccharides, Bacterial