United States Biological's Pab Rb x human HLA Class 1 Antigen E (HLA Class I Histocompatibility Antigen alpha Chain E, HLAE, HLA-E, HLA-6.2, EA1.2, EA2.1, Major Histocompatibility Complex Class I E, MHC Class I Antigen E, QA1) (FITC) antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Western Blot.