title: Decreased expression of nicotinamide phosphoribosyltransferase in patients with juvenile idiopathic arthritis receiving methotrexate.
authors: Emily J
authors: EJ
authors: Fox
authors: J Steven
authors: JS
authors: Leeder
authors: Shui Q
authors: SQ
authors: Ye
authors: Mara L
authors: ML
authors: Becker
mesh_terms: D000293:Adolescent; D000911:Antibodies, Monoclonal / Q000627:therapeutic use; D018501:Antirheumatic Agents / Q000627:therapeutic use*; D001171:Arthritis, Juvenile / Q000097:blood / Q000188:drug therapy / Q000201:enzymology* / Q000473:pathology; D002648:Child; D015331:Cohort Studies; D003430:Cross-Sectional Studies; D016207:Cytokines / Q000097:blood*; D004359:Drug Therapy, Combination; D006801:Humans; D007596:Joints / Q000473:pathology / Q000503:physiopathology; D008727:Methotrexate / Q000627:therapeutic use*; D054409:Nicotinamide Phosphoribosyltransferase / Q000097:blood*
chemical_list: D000911:Antibodies, Monoclonal; D018501:Antirheumatic Agents; D016207:Cytokines; D054409:Nicotinamide Phosphoribosyltransferase; C085455:nicotinamide phosphoribosyltransferase, human; D008727:Methotrexate