title: [Isolation and certain properties of a protective antigen from B. pertussis].
mesh_terms: D000818:Animals; D000941:Antigens / Q000302:isolation & purification*; D001886:Bordetella pertussis / Q000032:analysis / Q000276:immunology*; D002499:Centrifugation, Density Gradient; D005779:Immunodiffusion; D051379:Mice; D008854:Microscopy, Electron; D014465:Ultrasonics; D014917:Whooping Cough / Q000276:immunology
chemical_list: D000941:Antigens
vernacular_title: Vydelenie i nekotorye svoĭstva zashchitnogo antigena B. pertussis.