Leading Biology's PGA5 Rabbit pAb (APR19566N) is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Western Blot. The PGA5 Rabbit pAb (APR19566N) Antibody was generated using pepsinogen A5, and pga5 as the antigen and it reacts with Human, Mouse, and Rat.