title: Natural cytotoxicity in rheumatoid arthritis and systemic lupus erythematosus.
mesh_terms: D000818:Animals; D000936:Antigen-Antibody Complex; D001172:Arthritis, Rheumatoid / Q000276:immunology*; D003602:Cytotoxicity, Immunologic; D005260:Female; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000276:immunology*; D008297:Male; D011817:Rabbits; D011961:Receptors, Fc / Q000276:immunology; D012217:Rheumatoid Factor / Q000276:immunology; D013601:T-Lymphocytes / Q000276:immunology
chemical_list: D000936:Antigen-Antibody Complex; D011961:Receptors, Fc; D012217:Rheumatoid Factor