Caspase-3 Antibody (Clone C33) Host:Mouse Antibody Type:Monoclonal Species Reactivity:Human, mouse, rat Application:Western blot Western blotting (0.5-4 μg/ml). The antibody recognizes both proform and the cleaved large fragment of caspase-3 in samples of human, mouse and rat origins. However, the optimal conditions should be determined individually.