IFN alpha 1b Protein

Description:
Introduction IFN-alpha 1b is produced by macrophages, IFN-alpha 1b has antiviral activities and stimulates the production of two enzymes: a protein kinase and an oligoadenylate synthetase. |Reco|E. coli-derived. A single, non-glycosylated, polypeptide chain containing 166 amino acids and having a molecular mass of 19392 Dalton. The specific activity as determined in a viral resistance assay using bovine kidney MDBK cells was found to be 1 x 108 IU/ mg. Purity > 96%, by SDS-|Lyophilized from a 0.2 um filtered solution (50 ug/ml) in PBS, pH 7.4, containing 4% mannitol and 1% HSA. Reconstitution: It is recommended to reconstitute the lyophilized IFN alpha 1b in sterile 18 M?-cm H2O not less than 100 ug/ml, which can then be further diluted to other aqueous solutions. Shipping: The product is shipped at a|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.