Thermo Fisher Scientific's HLA-DR Antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Immunohistochemistry, Immunohistochemistry - fixed, and Western Blot. The HLA-DR Antibody was generated using CD74, CD74 molecule, HLA-DRB1, HLA-DRB3, HLA-DRB4, and HLA-DRB5 as the antigen and it reacts with Homo Sapiens, and Human.