Anionic and cationic components of the K99 surface antigen from Escherichia coli B41.
D000838:Anions; D000954:Antigens, Surface / Q000276:immunology*; D002412:Cations; D004926:Escherichia coli / Q000276:immunology*; D006386:Hemagglutination Tests; D007122:Immunoelectrophoresis
D000838:Anions; D000954:Antigens, Surface; D002412:Cations