The Mab Mo x human Complement C3a, Human antibody from United States Biological is a Mouse Monoclonal antibody to C3, and complement C3. This antibody recognizes Homo Sapiens, and Human antigen. The Mab Mo x human Complement C3a, Human antibody has been shown to work in the following applications: EIA, Immunoassay, ELISA, and Western Blot.