Fibroblast growth factor 9 (FGF-9) is a mitogen and survival factor for nerve and mesenchymal cells. FGF-9 functions as an autocrine and paracrine factor to support the growth and survival of motor neurons and prostate tissue. FGF-9 expression in the gonad is also necessary for sex determination.
Bioactivity Assay:NR6R 3T3 proliferation; ED50 =10 ng/mL; Bioactivity =1.0 x 10^5 units/mg