The Pab Rb x human NPAS1 (Neuronal PAS Domain-containing Protein 1) antibody from United States Biological is a Rabbit Polyclonal antibody to NPAS1. This antibody recognizes Homo Sapiens, and Human antigen. The Pab Rb x human NPAS1 (Neuronal PAS Domain-containing Protein 1) antibody has been shown to work in the following applications: Western Blot.