IgE enhances Fc epsilon receptor I expression and IgE-dependent release of histamine and lipid mediators from human umbilical cord blood-derived mast cells: synergistic effect of IL-4 and IgE on human mast cell Fc epsilon receptor I expression and mediator release. - Yamaguchi M; Sayama K; Yano K; Lantz CS; Noben-Trauth N; Ra C; Costa JJ; Galli SJ (Journal of immunology (Baltimore, Md. : 1950), 1999)