Supplier Page from Biorbyt for Recombinant Murine Fibroblast Growth Factor 21
Biological Activity: Fully biologically active when compared to standard. The ED50 as determined by thymidine uptake assay using FGF-receptors transfected BaF3 cells is less than 0.5 µg/ml, corresponding to a specific activity of > 2.0 x103 IU/mg in the presence of 5 µg/ml of rMuKlotho-β and 10 µg/ml of heparin.