MyBioSource.com's Rabbit anti-IL-21R Antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Western Blot. The Rabbit anti-IL-21R Antibody was generated using IL21R, and Interleukin 21 Receptor as the antigen and it reacts with Homo Sapiens, Human, Mouse, and Rat.