The Pab Rb x rat R-Spondin 1 (Biotin) antibody from United States Biological is a Rabbit Polyclonal antibody to R-Spondin 1, and RSPO1. This antibody recognizes Rat antigen. The Pab Rb x rat R-Spondin 1 (Biotin) antibody has been validated for the following applications: Immunocytochemistry, Immunohistochemistry, and Western Blot.