United States Biological's Mouse Anti-Complement Factor C4d Antibody is a Mouse monoclonal antibody. The Mouse Anti-Complement Factor C4d Antibody was generated using C4A, 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: EIA, Immunoassay, ELISA, and Immunohistochemistry.