Thermo Fisher Scientific's Interferon alpha-21 Antibody is a Mouse monoclonal antibody. The Interferon alpha-21 Antibody was generated using IFNA21, and interferon alpha 21 as the antigen. It reacts with Homo Sapiens, Human, and Porcine. This antibody has been shown to work in applications such as: Immunohistochemistry, Immunohistochemistry - fixed, and Western Blot.