Interleukin-33 synergistically enhances immune complex-induced tumor necrosis factor alpha and interleukin-8 production in cultured human synovium-derived mast cells. - Kashiwakura J; Yanagisawa M; Lee H; Okamura Y; Sasaki-Sakamoto T; Saito S; Tokuhashi Y; Ra C; Okayama Y (International archives of allergy and immunology, 2013)