R&D Systems, a Bio-Techne Brand's Mouse R-Spondin 4 Antibody is a Goat Polyclonal antibody. This antibody has been shown to work in applications such as: Block/Neutralize/Inhibit. The Mouse R-Spondin 4 Antibody was generated using R-Spondin 4, and Rspo4 as the antigen and it reacts with Mouse.