Thermo Fisher Scientific's p300 Antibody is a Mouse monoclonal antibody. The p300 Antibody was generated using E1A binding protein p300, and EP300 as the antigen. It reacts with Homo Sapiens, Human, and Mouse. This antibody has been shown to work in applications such as: Immunocytochemistry, Immunohistochemistry, Immunoprecipitation, and Western Blot.