title: Ribonucleoprotein antibodies: frequency and clinical significance in systemic lupus erythematosus, scleroderma, and mixed connective tissue disease.
mesh_terms: D000906:Antibodies / Q000032:analysis*; D000941:Antigens; D004247:DNA; D005455:Fluorescent Antibody Technique; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000276:immunology*; D009698:Nucleoproteins; D011234:Precipitins; D012313:RNA; D012595:Scleroderma, Systemic / Q000276:immunology*
chemical_list: D000906:Antibodies; D000941:Antigens; D009698:Nucleoproteins; D011234:Precipitins; D012313:RNA; D004247:DNA