title: [Studies on collagenase activity in patients with rheumatoid arthritis--relationship of immune complex, IgG-rheumatoid factor and prostaglandin E2 level].
mesh_terms: D000328:Adult; D000368:Aged; D000936:Antigen-Antibody Complex / Q000032:analysis*; D001172:Arthritis, Rheumatoid / Q000201:enzymology* / Q000276:immunology; D015232:Dinoprostone; D005260:Female; D006801:Humans; D008297:Male; D003012:Microbial Collagenase / Q000378:metabolism*; D008875:Middle Aged; D010003:Osteoarthritis / Q000201:enzymology / Q000276:immunology; D011458:Prostaglandins E / Q000032:analysis*; D012217:Rheumatoid Factor / Q000032:analysis*; D013582:Synovial Fluid / Q000201:enzymology* / Q000276:immunology
chemical_list: D000936:Antigen-Antibody Complex; D011458:Prostaglandins E; D012217:Rheumatoid Factor; D003012:Microbial Collagenase; D015232:Dinoprostone