Signalway Antibody LLC's TNNI3 (Phospho-Ser43) Antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Western Blot. The TNNI3 (Phospho-Ser43) Antibody was generated using TNNI3 as the antigen and it reacts with Human, Mouse, and Rat.