Interferon-α2b; human IFN-α2b (E. coli-derived)
RP01611
Product Specifications
| Product Type | Recombinant protein |
|---|---|
| Applications | Bioactivity, Endotoxin |
| Source | E. coli. |
| UniProt No. | P01563 |
| Purity | > 96 % by SDS-PAGE and HPLC analyses. |
| Bioactivity | Fully biologically active when compared to standard. The specific activity determined by an anti-viral assay is no less than 1.0 × 108 IU/mg. |
| Endotoxin | Less than 1 EU/μg of rHuIFN-α2b, Ecoli. as determined by LAL method. |
| Molecular Weight | Approximately 19.4 kDa, a single non-glycosylated polypeptide chain containing 166 amino acids. |
| Formulation | Lyophilized from a 0.2 μm filtered solution in PBS, pH 7.4. |
| Alternative Names | IFN-α2b, Human, E.coli-derived |
| Storage | -20C |
| Reconstitution | We recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Reconstitute in sterile distilled water or aqueous buffer containing 0.1 % BSA to a concentration of 0.1-1.0 mg/mL. Stock solutions should be apportioned into working aliquots and stored at ≤ -20 °C. Further dilutions should be made in appropriate buffered solutions. |
| Research Area | Immunology |