The Pab Rb x human IRF3 (Interferon Regulatory Factor 3, IRF-3) (FITC) antibody from United States Biological is a Rabbit Polyclonal antibody to IRF3. This antibody recognizes Homo Sapiens, and Human antigen. The Pab Rb x human IRF3 (Interferon Regulatory Factor 3, IRF-3) (FITC) antibody has been shown to work in the following applications: Western Blot.