TrkA Antibody Host:Rabbit Antibody Type:Polyclonal Species Reactivity:Human, mouse, rat Application:Western blot, Immunoprecipitation, Immunohistochemistry Western blotting (0.5-4 μg/ml) in immunoprecipitation, and Immunohistochemistry. However, the optimal conditions should be determined individually. The antibody detects ~140 kDa TrkA. It does not cross-react with TrkB or TrkC.