Myeloid-related proteins 8 and 14 are specifically secreted during interaction of phagocytes and activated endothelium and are useful markers for monitoring disease activity in pauciarticular-onset juvenile rheumatoid arthritis. - Frosch,M.; Strey,A.; Vogl,T.; Wulffraat,N.M.; Kuis,W.; Sunderkotter,C.; Harms,E.; Sorg,C.; Roth,J. (Arthritis Rheum, 2000)