Cell Signaling Technology's SP1 (D4C3) Rabbit mAb (BSA and Azide Free) is a Rabbit monoclonal antibody. The SP1 (D4C3) Rabbit mAb (BSA and Azide Free) Antibody was generated using SP1, and Sp1 transcription factor as the antigen. It reacts with Homo Sapiens, Human, and Non-Human Primate. This antibody has been shown to work in applications such as: Flow Cytometry, Immunohistochemistry, Immunohistochemistry - fixed, and Western Blot.