FGF2 / Basic FGF Protein LS-G3628 is Recombinant Human FGF2 / Basic FGF in E. coli It is biologically active and is low in endotoxin Less than 0.01 ng/µg of protein (Less than 0.1 EU/µg)..
Greater than 95% by SDS-PAGE and HPLC
Assay 1: The ED50 as determined by the dose-dependent stimulation of thymidine uptake by BaF3 cells expressing FGF receptors is = 0.5ng/ml corresponding to a specific activity of = 2 x 10^6 units/mg. Assay 2: The ED50 as determined by a cell proliferation Assay using balb/c 3T3 cells is = 0.1 ng/ml, corresponding to a specific activity of = 1 x 10^7 units/mg.
Less than 0.01 ng/µg of protein (Less than 0.1 EU/µg).
If lyophilized, can be stored for 1 month at room temperature, 6 months at 4°C, or through the expiration date at -20°C to -80°C. Once reconstituted per the supplied instructions, can be stored for 3 months at -20°C to -80°C, or for 1 week at 2°C to 8°C. Avoid freeze-thaw cycles.
For research use only.