Basophils are activated by
(A) IL - 5 (B) Neutrophils (C) Killer inhibitory peptide (D) Cell fixed Ig E
(D) Cell fixed IgE are the activators of basophils . MAST CELL BASOPHIL Foreign antigen binds to the IgE bound to cell and leads to the activation of mast cell or basophil which leads to Type 1 hypersensitivity. IL-5 leads to activation of eosinophils.