title: Circular DNA molecules in Escherichia coli possessing the surface-antigen K88.
mesh_terms: D000941:Antigens / Q000032:analysis*; D000942:Antigens, Bacterial / Q000032:analysis; D004269:DNA, Bacterial / Q000032:analysis*; D004926:Escherichia coli / Q000276:immunology*; D009690:Nucleic Acid Conformation
chemical_list: D000941:Antigens; D000942:Antigens, Bacterial; D004269:DNA, Bacterial