The Chr-A (E-5) Antibody from Santa Cruz Biotechnology, Inc. is a Mouse Monoclonal antibody to CHGA, and Chromogranin A. This antibody recognizes Homo Sapiens, and Human antigen. The Chr-A (E-5) Antibody has been shown to work in the following applications: EIA, Immunoassay, Precipitation, ELISA, Immunofluorescence, Immunohistochemistry - fixed, Immunoprecipitation, and Western Blot.