title: An ultrastructural study of patellar chondromalacia in humans.
mesh_terms: D000328:Adult; D000368:Aged; D002357:Cartilage Diseases / Q000473:pathology*; D002358:Cartilage, Articular / Q000166:cytology / Q000473:pathology*; D002454:Cell Differentiation; D005260:Female; D005347:Fibroblasts / Q000378:metabolism; D006025:Glycosaminoglycans; D006801:Humans; D007592:Joint Diseases / Q000473:pathology; D008297:Male; D008875:Middle Aged; D010329:Patella / Q000166:cytology / Q000473:pathology*; D014176:Protein Biosynthesis
chemical_list: D006025:Glycosaminoglycans