Active GMP Recombinant Human GDNF Protein

Specification :
| Source : Mammalian cells | Species : Human | Form : Lyophilized from a 0.2 μm filtered solution in PBS. | Bio-activity : Measured in a cell proliferation assay using SH‑SY5Y human neuroblastoma cells.The specific activity of recombinant human GDNF is approximately 3.1 x 10^3 units/μg, which is calibrated against recombinant human GDNF Reference Standard (NIBSC code: 09/266).Measured by its binding ability in a functional ELISA. Immobilized Recombinant Human GFR alpha ‑1/GDNF R alpha ‑1 Fc Chimera at 1 µg/mL can bind Recombinant Human GDNF with an apparent Kd | Molecular Mass : Predicted Molecular Mass: 11.6 (monomer) kDa | N-terminal Sequence Analysis : Arg109-Gly-Gln-Arg-Gly-Lys-Asn-Arg-Gly-(Cys) | Endotoxin : | Purity : >97%, by SDS-PAGE with silver staining, under reducing conditions. | Storage : Avoid repeated freeze-thaw cycles.12 months, -20 to -70 centigrade as supplied.1 month, 2 to 8 centigrade under sterile conditions after reconstitution.3 months, -20 to -70 centigrade under sterile conditions after reconstitution. | Reconstitution : Reconstitute at 100 μg/mL in PBS. | Quality Statement : Our GMP proteins are produced according to relevant sections of the following documents: WHO TRS, No. 822, 1992 Annex 1, Good Manufacturing Practices for Biological Products; USP Chapter 1043, Ancillary Materials for Cell, Gene and Tissue-Engineered Products and USP Chapter 92, Growth Factors and Cytokines Used in Cell Therapy Manufacturing. | Shipping : The product is shipped at ambient temperature. Upon receipt, store it immediately at the recommended temperature.