title: Chemical modifications in osteones during calcification.
mesh_terms: D000818:Animals; D001842:Bone and Bones / Q000032:analysis*; D002113:Calcification, Physiologic; D002417:Cattle; D003094:Collagen / Q000032:analysis*; D003720:Densitometry; D006025:Glycosaminoglycans / Q000032:analysis*; D006253:Haversian System / Q000032:analysis; D006595:Hexosamines / Q000032:analysis; D006909:Hydroxyproline / Q000032:analysis; D008832:Microchemistry; D009584:Nitrogen / Q000032:analysis*; D010758:Phosphorus / Q000032:analysis*; D013977:Tibia / Q000032:analysis; D014867:Water / Q000032:analysis
chemical_list: D006025:Glycosaminoglycans; D006595:Hexosamines; D014867:Water; D010758:Phosphorus; D003094:Collagen; D009584:Nitrogen; D006909:Hydroxyproline