The Immunotag™ Rpb1 Polyclonal Antibody from G Biosciences is a Rabbit Polyclonal antibody to POLR2A. This antibody recognizes Human, Mouse, Rat, and Non-Human Primate antigen. The Immunotag™ Rpb1 Polyclonal Antibody has been shown to work in the following applications: ELISA, Immunofluorescence, Immunohistochemistry, Immunohistochemistry - fixed, and Western Blot.