R&D Systems™ Bovine TNF-alpha Recombinant Protein
Marke: R&D Systems™ 2279-BT-025/CF
Weitere Details : Netto-Gewicht : 0.00010kg
BeschreibungMeasured in a cytotoxicity assay using L-929 mouse fibroblast cells in the presence of the metabolic inhibitor actinomycin D. Matthews, N. and M.L. Neale (1987) in Lymphokines and Interferons, A Practical Approach. Clemens, M.J. et al. (eds): IRL Press. 221. The ED 50 for this effect is 0.025-0.1 µg/mL. When cytotoxicity is measured on the porcine PK-15 cells, the ED 50 is 0.05-0.15 ng/mL.
|Supplied as a 0.2μm filtered solution in PBS.|
|97%, by SDS-PAGE under reducing conditions and visualized by silver stain.|
|Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20 to -70° C as supplied. 1 month, 2 to 8° C under sterile conditions after opening. 3 months, -20 to -70° C under sterile conditions after opening.|