... Sekigawa I, Yanagida M, Iwabuchi K, Kaneda K, Kaneko H, Taka-saki Y, Jung G, Sone S, Tanaka Y, Ogawa H, Takamori K: Proteinbiomarker analysis by mass spectrometry in patients with rheumatoid arthritis ... proinflamatory cytokine that appears to play a critical role in human rheumatoid arthritis (RA), is positively regulated viathe Syk/protein kinase Cδ/JNK pathway in rheumatoid synovialfibroblasts ... factor in rheumatoidarthritis. Arthritis Rheum 2000, 43:2523-2530.30. Sato K, Suematsu A, Okamoto K, Yamaguchi A, Morishita Y, Kadono Y, Tanaka S, Kodama T, Akira S, Iwakura Y, Cua DJ, Takay-anagi...