title: Extracellular matrix components and somite chondrogenesis: a microscopic analysis.
mesh_terms: D000818:Animals; D002356:Cartilage / Q000502:physiology* / Q000648:ultrastructure; D002642:Chick Embryo; D006025:Glycosaminoglycans / Q000096:biosynthesis; D008854:Microscopy, Electron; D008855:Microscopy, Electron, Scanning; D009672:Notochord / Q000502:physiology; D011509:Proteoglycans / Q000096:biosynthesis
chemical_list: D006025:Glycosaminoglycans; D011509:Proteoglycans