The Anti-A1BG Rabbit pAb Antibody from MyBioSource.com Monoclonal antibody to A1BG, and alpha-1-B Glycoprotein. This antibody recognizes Human antigen. The Anti-A1BG Rabbit pAb Antibody has been shown to work in the following applications: ELISA, Immunohistochemistry, Immunohistochemistry - fixed, and Western Blot.