Leading Biology's GPHA2 Rabbit pAb (APR18215N) is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Western Blot. The GPHA2 Rabbit pAb (APR18215N) Antibody was generated using glycoprotein hormone subunit alpha 2, and GPHA2 as the antigen and it reacts with Rat.