Leading Biology's TFF1/pS2 Rabbit pAb (APR19950N) is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Western Blot. The TFF1/pS2 Rabbit pAb (APR19950N) Antibody was generated using TFF1, and Trefoil Factor 1 as the antigen and it reacts with Mouse, and Rat.