title: Decreased NK killing in patients with multiple sclerosis: an analysis on the level of the single effector cell in peripheral blood and cerebrospinal fluid in relation to the activity in the disease.
mesh_terms: D002555:Cerebrospinal Fluid / Q000276:immunology; D003601:Cytotoxicity Tests, Immunologic; D006801:Humans; D007372:Interferons / Q000494:pharmacology; D007694:Killer Cells, Natural / Q000187:drug effects / Q000276:immunology*; D007958:Leukocyte Count; D009103:Multiple Sclerosis / Q000276:immunology*
chemical_list: D007372:Interferons