title: Purification of Escherichia coli K antigens.
authors.affiliation: Division of Bacterial Products, Food and Drug Administration, Bethesda, Maryland 20892.
authors.forename: W F
authors.initials: WF
authors.lastname: Vann
authors.forename: S J
authors.initials: SJ
authors.lastname: Freese
mesh_terms: D000942:Antigens, Bacterial / Q000737:chemistry / Q000302:isolation & purification*; D000954:Antigens, Surface / Q000737:chemistry / Q000302:isolation & purification*; D002458:Cell Fractionation / Q000379:methods; D004926:Escherichia coli / Q000737:chemistry / Q000276:immunology*; D009682:Magnetic Resonance Spectroscopy; D011135:Polysaccharides, Bacterial / Q000276:immunology / Q000302:isolation & purification*
chemical_list: D000942:Antigens, Bacterial; D000954:Antigens, Surface; C030659:K antigens; D011135:Polysaccharides, Bacterial