Cell Signaling Technology's PD-L1 (E1L3N ®) XP ® Rabbit mAb (BSA and Azide Free) is a Rabbit monoclonal antibody. The PD-L1 (E1L3N ®) XP ® Rabbit mAb (BSA and Azide Free) Antibody was generated using CD274 as the antigen. It reacts with Homo Sapiens, and Human. This antibody has been shown to work in applications such as: EIA, Immunoassay, ELISA, Flow Cytometry, Immunohistochemistry, Immunohistochemistry - fixed, and Western Blot.