G Biosciences' Immunotag™ ApoA-IV Monoclonal Antibody is a Mouse monoclonal antibody. The Immunotag™ ApoA-IV Monoclonal Antibody was generated using APOA4, Apolipoprotein A-IV, and apolipoprotein A4 as the antigen. It reacts with Human. This antibody has been shown to work in applications such as: ELISA, and Western Blot.