CXCR4 Antibody Host:Rabbit Antibody Type:Polyclonal Species Reactivity:Human, mouse Application:Western blot, Immunoprecipitation, Immunohistochemistry Western blot analysis (0.5-4 μg/ml), immunoprecipitation, and immunocytochemistry. However, the optimal conditions should be determined individually. A 43 kDa band should be detected. HeLa cell lysate can be used as a positive control.