title: The occurrence of low buoyant density proteoglycans in embryonic chick cartilage.
mesh_terms: D000818:Animals; D002356:Cartilage / Q000032:analysis*; D002499:Centrifugation, Density Gradient / Q000379:methods; D002501:Centrifugation, Zonal / Q000379:methods; D002642:Chick Embryo; D002850:Chromatography, Gel; D008970:Molecular Weight; D011509:Proteoglycans / Q000032:analysis*
chemical_list: D011509:Proteoglycans