The CDK4 (D9G3E) Rabbit mAb (BSA and Azide Free) Antibody from Cell Signaling Technology is a Rabbit Monoclonal antibody to CDK4, and cyclin dependent kinase 4. This antibody recognizes Homo Sapiens, Human, and Non-Human Primate antigen. The CDK4 (D9G3E) Rabbit mAb (BSA and Azide Free) Antibody has been shown to work in the following applications: Flow Cytometry, Immunocytochemistry, Immunofluorescence, Immunohistochemistry, Immunohistochemistry - fixed, and Western Blot.