United States Biological's Pab Rb x human C1R (Complement C1r Subcomponent, Complement Component 1 Subcomponent r) (APC) antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Western Blot. The Pab Rb x human C1R (Complement C1r Subcomponent, Complement Component 1 Subcomponent r) (APC) antibody was generated using C1R, and Complement C1r as the antigen and it reacts with Homo Sapiens, and Human.