title: Ochronotic arthropathy. A comparative study of light microscopic and ultrastructural features.
mesh_terms: D003094:Collagen; D003593:Cytoplasm / Q000378:metabolism; D004721:Endoplasmic Reticulum / Q000378:metabolism; D005260:Female; D006801:Humans; D007592:Joint Diseases / Q000473:pathology*; D007719:Knee Joint / Q000378:metabolism; D008264:Macrophages / Q000378:metabolism; D008407:Mast Cells / Q000378:metabolism; D008853:Microscopy; D008854:Microscopy, Electron; D008875:Middle Aged; D009794:Ochronosis / Q000473:pathology*; D010587:Phagocytosis; D010860:Pigments, Biological / Q000378:metabolism; D013583:Synovial Membrane / Q000473:pathology*
chemical_list: D010860:Pigments, Biological; D003094:Collagen