title: The periodontal ligament of the molar in vitamin A deficient rats.
mesh_terms: D000818:Animals; D001345:Autoradiography; D003094:Collagen / Q000378:metabolism; D010513:Periodontal Ligament / Q000473:pathology* / Q000503:physiopathology*; D011392:Proline / Q000378:metabolism; D051381:Rats; D014802:Vitamin A Deficiency / Q000378:metabolism* / Q000473:pathology*
chemical_list: D003094:Collagen; D011392:Proline