R&D Systems Bovine IL-4 Recombinant Protein
Manufacturer: R&D Systems 2469BL025
DescriptionMeasured in a cell proliferation assay using TF-1 human erythroleukemic cells. Kitamura, T. et al. (1989) J. Cell Physiol. 140:323. The ED 50 for this effect is 0.05-0.3 ng/mL.
|Lyophilized from a 0.2μm filtered solution in PBS with BSA as a carrier protein.|
|95%, 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 reconstitution. 3 months, -20 to -70° C under sterile conditions after reconstitution.|
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