The Stat1 (42H3) Rabbit mAb (BSA and Azide Free) Antibody from Cell Signaling Technology is a Rabbit Monoclonal antibody to STAT1. This antibody recognizes Homo Sapiens, Human, and Non-Human Primate antigen. The Stat1 (42H3) Rabbit mAb (BSA and Azide Free) Antibody has been shown to work in the following applications: EIA, Immunoassay, ELISA, Immunohistochemistry, Immunohistochemistry - fixed, and Western Blot.