United States Biological's Pab Rb x mouse C4 (Complement Component 4, C4BP-a, Complement Component 4 Binding Protein, Alpha) antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: EIA, Immunoassay, ELISA, Immunocytochemistry, Immunohistochemistry, and Western Blot.