Secondary antibodies bind to a primary antibody to assist in detection, amplification, sorting, and purification of target antigens, and are used in various biochemical techniques/assays (e.g., ELISA, western blot (WB), immunohistochemistry).
Use for protein blotting, ELISA and immunocytochemistry applications. Anti-Rabbit IgG, peroxidase-linked species-specific F(ab')2 fragment (from donkey) Secondary Antibody, Cytiva, is a secondary antibody from donkey.