title: Catabolic events in osteoarthritic cartilage.
mesh_terms: D017209:Apoptosis; D002356:Cartilage / Q000378:metabolism*; D002401:Cathepsin B / Q000378:metabolism; D019902:Chondrocytes / Q000378:metabolism*; D003583:Cytokinins / Q000378:metabolism; D010450:Endopeptidases / Q000378:metabolism; D006801:Humans; D019001:Nitric Oxide Synthase / Q000378:metabolism; D052247:Nitric Oxide Synthase Type II; D010003:Osteoarthritis / Q000209:etiology / Q000378:metabolism* / Q000473:pathology; D011458:Prostaglandins E / Q000378:metabolism