The Complement C3d fragment Polyclonal Antibody, Cy3 Conjugated from Bioss Inc. is a Rabbit Polyclonal antibody to C3, and complement C3. This antibody recognizes Homo Sapiens, and Human antigen. The Complement C3d fragment Polyclonal Antibody, Cy3 Conjugated has been shown to work in the following applications: Western Blot.