United States Biological's Pab Rb x human HLA-DOB (MHC Class II Antigen, Major Histocompatibility Complex, Class II, DO Beta) antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Western Blot. The Pab Rb x human HLA-DOB (MHC Class II Antigen, Major Histocompatibility Complex, Class II, DO Beta) antibody was generated using HLA-DOB as the antigen and it reacts with Homo Sapiens, and Human.