title: The age change of acid mucopolysaccharides in the periodontal membrane of man.
mesh_terms: D000375:Aging; D006025:Glycosaminoglycans / Q000032:analysis; D006821:Hyaluronoglucosaminidase / Q000378:metabolism; D003012:Microbial Collagenase / Q000378:metabolism; D010519:Periodontium / Q000378:metabolism
chemical_list: D006025:Glycosaminoglycans; D006821:Hyaluronoglucosaminidase; D003012:Microbial Collagenase