The Pab Rb x human CAST (Calpastatin, Calpain Inhibitor, Sperm BS-17 Component) (PE) antibody from United States Biological is a Rabbit Polyclonal antibody to Calpastatin, and CAST. This antibody recognizes Homo Sapiens, and Human antigen. The Pab Rb x human CAST (Calpastatin, Calpain Inhibitor, Sperm BS-17 Component) (PE) antibody has been shown to work in the following applications: Western Blot.