Cell Signaling Technology's CD200 (E5I9V) XP ® Rabbit mAb (BSA and Azide Free) is a Rabbit monoclonal antibody. The CD200 (E5I9V) XP ® Rabbit mAb (BSA and Azide Free) Antibody was generated using CD200 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.