title: Matrix metalloproteinase 9 (MMP-9) in patients with psoriatic arthritis and rheumatoid arthritis.
authors.forename: G M
authors.initials: GM
authors.lastname: Alenius
authors.forename: S
authors.initials: S
authors.lastname: Jonsson
authors.forename: S
authors.initials: S
authors.lastname: Wållberg Jonsson
authors.forename: A
authors.initials: A
authors.lastname: Ny
authors.forename: S
authors.initials: S
authors.lastname: Rantapää Dahlqvist
mesh_terms: D015535:Arthritis, Psoriatic / Q000097:blood / Q000000981:diagnostic imaging / Q000201:enzymology*; D001172:Arthritis, Rheumatoid / Q000097:blood / Q000000981:diagnostic imaging / Q000201:enzymology*; D001175:Arthrography; D001799:Blood Sedimentation; D002452:Cell Count; D006801:Humans; D007596:Joints / Q000473:pathology; D007962:Leukocytes / Q000473:pathology; D020780:Matrix Metalloproteinase 9 / Q000097:blood / Q000378:metabolism*; D008875:Middle Aged; D012720:Severity of Illness Index; D013582:Synovial Fluid / Q000166:cytology / Q000201:enzymology*
chemical_list: D020780:Matrix Metalloproteinase 9