The FGF21 Rabbit pAb (APR17992N) Antibody from Leading Biology is a Rabbit Polyclonal antibody to FGF21, and Fibroblast Growth Factor 21. This antibody recognizes Human, and Mouse antigen. The FGF21 Rabbit pAb (APR17992N) Antibody has been shown to work in the following applications: Western Blot.