title: [Comparative study of methods for obtaining O-antigen Escherichia coli of serotype 020].
mesh_terms: D000937:Antigen-Antibody Reactions; D000941:Antigens / Q000302:isolation & purification*; D000942:Antigens, Bacterial / Q000302:isolation & purification; D002498:Centrifugation; D002623:Chemistry Techniques, Analytical; D004926:Escherichia coli / Q000302:isolation & purification*; D008722:Methods; D011135:Polysaccharides, Bacterial / Q000302:isolation & purification
chemical_list: D000941:Antigens; D000942:Antigens, Bacterial; D011135:Polysaccharides, Bacterial
vernacular_title: Porivnial'ne vyvchennia metodiv oderzhannia O-antyheniv Escherichia coli serotypu 020.