Thermo Fisher Scientific's Phospho-RRAS (Tyr66) Antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Western Blot. The Phospho-RRAS (Tyr66) Antibody was generated using related RAS viral (r-ras) oncogene, and rras as the antigen and it reacts with Homo Sapiens, Human, Mouse, and Rat.