The Polyclonal Antibody to Complement Component 4 (C4) from MyBioSource.com is a Rabbit Polyclonal antibody. This antibody recognizes Mouse antigen. The Polyclonal Antibody to Complement Component 4 (C4) has been shown to work in the following applications: ELISA, Immunocytochemistry, Immunohistochemistry, Immunohistochemistry - fixed, and Western Blot.