United States Biological's Pab Rb x human HLA-DPA1 (HLASB, HLA Class II Histocompatibility Antigen, DP alpha 1 Chain, DP(W3), DP(W4), HLA-SB alpha Chain, MHC Class II DP3-alpha, MHC Class II DPA1) (APC) antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Western Blot.