Thermo Fisher Scientific's Complement C4d Antibody is a Mouse monoclonal antibody. The Complement C4d Antibody was generated using C4A, C4B, complement component 4B (Chido blood group), copy 2, and C4B_2 as the antigen. It reacts with Homo Sapiens, and Human. This antibody has been shown to work in applications such as: Immunohistochemistry, Immunohistochemistry - fixed, and Immunohistochemistry - frozen.