title: Gel filtration of the specific fragment of Shigella sonnei phase I on Sephadex columns.
mesh_terms: D002850:Chromatography, Gel; D006023:Glycoproteins / Q000032:analysis*; D008722:Methods; D008970:Molecular Weight; D012764:Shigella sonnei / Q000032:analysis*; D014461:Ultracentrifugation
chemical_list: D006023:Glycoproteins