R&D Systems, a Bio-Techne Brand's Indoleamine 2,3-dioxygenase/IDO Antibody is a Mouse monoclonal antibody. The Indoleamine 2,3-dioxygenase/IDO Antibody was generated using IDO1 as the antigen. It reacts with Homo Sapiens, and Human. This antibody has been shown to work in applications such as: Immunohistochemistry.