Immunoglobulin E (IgE) 2 Heavy and 2 Light chains 口Mol.Wt.~190,000 Trace serum protein Note CH4 region on H chain Associated with atopic or anaphylactic hypersensitivity May play role in immunity to helminthic parasites CH4Immunoglobulin E (IgE) ◼ 2 Heavy and 2 Light chains ◼ Mol. Wt. ~190,000 ◼ Trace serum protein ◼ Note CH4 region on H chain ◼ Associated with atopic or anaphylactic hypersensitivity ◼ May play role in immunity to helminthic parasites CH4