OP0303 Mavrilimumab Reduces Pro-Inflammatory Cytokines and CD68 Positive Macrophages in Synovial Explants from Rheumatoid Arthritis Subjects Engrafted Into SCID/Beige Mice - Bombardieri, M.; Rocher, V.; Mittereder, N.; Carlesso, G.; Herbst, R.; Sleeman, M.; Pitzalis, C. (Annals of the rheumatic diseases, 2013)