BIF Antibody Host:Rabbit Antibody Type:Polyclonal Species Reactivity:Human, mouse, rat Application:Western blot, Immunohistochemistry Western blotting (2-6 μg/ml). However, the optimal conditions should be determined individually. The antibody detects 40 kDa BIF-1 in samples from human, mouse, and rat origins. Jurkat cell lysate and rat kidney tissue lysates can be used as positive controls.