title: Ferritin in synovial cells in patients with rheumatoid arthritis.
mesh_terms: D000368:Aged; D001172:Arthritis, Rheumatoid / Q000473:pathology*; D005260:Female; D005293:Ferritins; D006651:Histocytochemistry; D006801:Humans; D008297:Male; D008854:Microscopy, Electron; D008875:Middle Aged; D013194:Staining and Labeling; D013583:Synovial Membrane / Q000473:pathology*
chemical_list: D005293:Ferritins