(c)IgE Allergen IgE Fc receptor specific for IgE Granule 参与的抗体 Mast cell Degranulation 抗体与受体结合 and release of granule contents 导致细胞脱颗粒 Histamine and other substances that mediate allergic reactions参与的抗体 抗体与受体结合 导致细胞脱颗粒