title: Antibodies to neutrophil cytoplasmic antigen in systemic vasculitis.
mesh_terms: D001323:Autoantibodies / Q000032:analysis*; D003593:Cytoplasm / Q000276:immunology; D006801:Humans; D009504:Neutrophils / Q000276:immunology*; D014657:Vasculitis / Q000276:immunology*
chemical_list: D001323:Autoantibodies