IgE is secreted by: (A) Mast cell, (B) Basophils, (C) Eosinophils, (D) Plasma cells
Answer is D. All the antibodies are secreted by plasma cells.IgE is also secreted by plasma cells Mast cellsexpress a high-affinity receptor (FceRI) for the Fc region ofIgE. hence mostly mast cellsare found coated with IgE . It is mostly extravascular in distribution*Normal serum contains only traces (a few nanogramsper ml) but greatly elevated levels are seen in atopic(type 1 allergic) conditions such as, hay fever and eczema.