Leading Biology's TBX4 Rabbit pAb (APR18240N) is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Western Blot. The TBX4 Rabbit pAb (APR18240N) Antibody was generated using T-box transcription factor 4, and Tbx4 as the antigen and it reacts with Human, and Rat.