Recombinant Mouse IL-5 protein(N-His)(active)
SKU: PKSM041461-100
Recombinant Mouse IL-5 protein(N-His)(active)
| SKU # | PKSM041461 |
| Expression Host | E.coli |
Description
| Synonyms | Interleukin, B-cell differentiation factor I, E-CSF, EDF, ESGF, PRL, Prolactin, Interleukin-5, BCGF-II, TRF, Il5, B-cell growth factor II, Cytotoxic T-lymphocyte inducer, Eosinophil differentiation factor, T-cell replacing factor, Il-5 |
| Species | Mouse |
| Expression Host | E.coli |
| Sequence | Met 21-Gly 133 |
| Accession | P04401 |
| Calculated Molecular Weight | 13.9 kDa |
| Observed Molecular Weight | 11-17 kDa |
| Tag | C-His |
| Bio-activity | Measure by its ability to induce TF-1 cells proliferation.The ED50 for this effect is <0.2 ng/mL.The specific activity of recombinant mouse IL-5 is > 5 x 106 IU/mg. |
Properties
| Purity | > 98 % as determined by reducing SDS-PAGE. |
| Endotoxin | < 0.1 EU per μg of the protein as determined by the LAL method. |
| Storage | Generally, lyophilized proteins are stable for up to 12 months when stored at -20 to -80℃. Reconstituted protein solution can be stored at 4-8℃ for 2-7 days. Aliquots of reconstituted samples are stable at < -20℃ for 3 months. |
| Shipping | This product is provided as lyophilized powder which is shipped with ice packs. |
| Formulation | Lyophilized from sterile PBS, pH 7.4. Normally 5% - 8% trehalose, mannitol and 0.01% Tween 80 are added as protectants before lyophilization. Please refer to the specific buffer information in the printed manual. |
| Reconstitution | Please refer to the printed manual for detailed information. |
Background
Factor that induces terminal differentiation of late-developing B-cells to immunoglobulin secreting cells.