title: Advances in connective tissue research and their relationship to the aetiology of periodontal disease.
mesh_terms: D000818:Animals; D003238:Connective Tissue / Q000201:enzymology*; D005881:Gingiva / Q000201:enzymology*; D006801:Humans; D003012:Microbial Collagenase / Q000096:biosynthesis; D010510:Periodontal Diseases / Q000209:etiology* / Q000378:metabolism; D051381:Rats; D012106:Research
chemical_list: D003012:Microbial Collagenase