title: Collagenase activity of gingival tissue from patients with periodontal disease.
mesh_terms: D005455:Fluorescent Antibody Technique; D005881:Gingiva / Q000201:enzymology*; D005891:Gingivitis; D006801:Humans; D066298:In Vitro Techniques; D003012:Microbial Collagenase / Q000378:metabolism*; D010518:Periodontitis
chemical_list: D003012:Microbial Collagenase