The B-Raf (E3T5C) Mouse mAb (BSA and Azide Free) Antibody from Cell Signaling Technology is a Mouse Monoclonal antibody to BRAF. This antibody recognizes Homo Sapiens, Human, Mouse, Rat, and Non-Human Primate antigen. The B-Raf (E3T5C) Mouse mAb (BSA and Azide Free) Antibody has been shown to work in the following applications: Immunohistochemistry, Immunohistochemistry - fixed, and Western Blot.