title: Extracellular localization of cathepsin D in ossifying cartilage.
mesh_terms: D000818:Animals; D002356:Cartilage / Q000201:enzymology*; D002403:Cathepsins / Q000032:analysis*; D002417:Cattle; D002642:Chick Embryo; D046508:Culture Techniques; D005455:Fluorescent Antibody Technique; D010006:Osteoblasts / Q000201:enzymology; D010012:Osteogenesis
chemical_list: D002403:Cathepsins