Thermo Fisher Scientific's Estrogen Receptor alpha Antibody is a Mouse monoclonal antibody. The Estrogen Receptor alpha Antibody was generated using ESR1 as the antigen. It reacts with Homo Sapiens, and Human. This antibody has been shown to work in applications such as: Assay, ChIP, Immunocytochemistry, Immunoprecipitation, and Western Blot.