United States Biological's Pab Rb x human RAB39B (Ras-related Protein Rab-39B, MRX72) (MaxLight 490) antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Western Blot. The Pab Rb x human RAB39B (Ras-related Protein Rab-39B, MRX72) (MaxLight 490) antibody was generated using RAB39B as the antigen and it reacts with Homo Sapiens, and Human.