Perforin Antibody Host:Rabbit Antibody Type:Polyclonal Species Reactivity:Human, mouse, rat Application:Western blot, Immunoprecipitation, Immunofluorescence, Immunohistochemistry Western blotting (0.5-4 μg/ml). However, the optimal conditions should be determined individually. The antibody detects ~70 kDa Perforin in samples from human, mouse and rat origins. Reactivity to other species has not been determined.