Cell Signaling Technology's DAF/CD55 (E7G2U) XP ® Rabbit mAb (BSA and Azide Free) is a Rabbit monoclonal antibody. The DAF/CD55 (E7G2U) XP ® Rabbit mAb (BSA and Azide Free) Antibody was generated using CD55 as the antigen. It reacts with Homo Sapiens, and Human. This antibody has been shown to work in applications such as: Immunohistochemistry, Immunohistochemistry - fixed, and Western Blot.