United States Biological's Pab Rb x human CPA4 (Carboxypeptidase A4) antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: EIA, Immunoassay, ELISA, Immunocytochemistry, Immunohistochemistry, and Western Blot. The Pab Rb x human CPA4 (Carboxypeptidase A4) antibody was generated using carboxypeptidase A4, and CPA4 as the antigen and it reacts with Homo Sapiens, and Human.