MyBioSource.com's Complement 4d (C4d) is a Mouse monoclonal antibody. The Complement 4d (C4d) Antibody was generated using C4, C4A, C4A4, C4B, C4S, CH, Complement C4a, Complement C4b, and RG as the antigen. It reacts with Human. This antibody has been shown to work in applications such as: Immunofluorescence, and Immunohistochemistry.