title: Biological activity of a surface component of Neisseria meningitidis.
mesh_terms: D000818:Animals; D000942:Antigens, Bacterial / Q000032:analysis* / Q000302:isolation & purification; D001428:Bacterial Vaccines / Q000008:administration & dosage; D001770:Blood Bactericidal Activity; D001835:Body Weight; D007106:Immune Sera; D007110:Immunity, Active; D007112:Immunity, Maternally-Acquired; D007114:Immunization; D007273:Injections, Intramuscular; D007274:Injections, Intraperitoneal; D007928:Lethal Dose 50; D051379:Mice; D009345:Neisseria meningitidis / Q000276:immunology*; D011817:Rabbits / Q000276:immunology
chemical_list: D000942:Antigens, Bacterial; D001428:Bacterial Vaccines; D007106:Immune Sera