title: Possible role of lysosomal enzymes in the pathogenesis of periodontitis: a study on cathepsin D in human gingival fluid.
mesh_terms: D000328:Adult; D002403:Cathepsins / Q000032:analysis* / Q000097:blood; D005881:Gingiva / Q000201:enzymology*; D005883:Gingival Crevicular Fluid / Q000201:enzymology; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008875:Middle Aged; D010447:Peptide Hydrolases / Q000032:analysis / Q000097:blood; D010518:Periodontitis / Q000000981:diagnostic imaging / Q000201:enzymology / Q000209:etiology* / Q000473:pathology; D010519:Periodontium / Q000473:pathology; D011859:Radiography
chemical_list: D002403:Cathepsins; D010447:Peptide Hydrolases