Recombinant human basic fibroblast growth factor (bFGF/FGF-2) K128N, tag-free, supplied as a lyophilized powder for research use. The protein promotes cell proliferation and supports cartilage, bone, and nerve repair by activating FGF/FGFR signaling; bioactivity is validated in a cell proliferation assay.
- Full-length human sequence (M1-S155) with K128N substitution.
- E. coli-expressed, tag free recombinant protein.
- Purity >95% by reducing SDS-PAGE.
- Lyophilized formulation with stabilizers for storage.
- Specific activity ≥1.89x10^6 units/mg (ED50 ≤0.53 ng/mL).
- Stable at -20°C for long-term storage; aliquot to avoid freeze-thaw.