EGFR Antibody Host:Rabbit Antibody Type:Polyclonal Species Reactivity:Human, mouse Application:Western blot, Immunoprecipitation Western blotting (1:500 – 1:2500) and Immunoprecipitation. However, the optimal concentrations should be determined individually. The antibody recognizes the EGFR of human and mouse origins. Reactivity to other species has not been tested.