The Puma (E2P7G) Rabbit mAb (Biotinylated) Antibody from Cell Signaling Technology is a Rabbit Monoclonal antibody to BBC3. This antibody recognizes Homo Sapiens, Human, and Mouse antigen. The Puma (E2P7G) Rabbit mAb (Biotinylated) Antibody has been shown to work in the following applications: Western Blot.