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R&D Systems™ Recombinant Human IL-15 GMP Protein, CF
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1 mg
Description
Measured in a cell proliferation assay using MO7e human megakaryocytic leukemic cells. The ED50 for this effect is 0.300-2.60 ng/mL. The specific activity of recombinant human IL-15 is >2.00 x 108 units/mg, which is calibrated against the human IL-15 reference standard (NIBSC code: 95/554).
Specifications
Specifications
| Accession Number | P40933.1 |
| For Use With (Application) | Bioactivity |
| Formulation | Supplied as a 0.2 μm filtered solution in PBS. |
| Gene ID (Entrez) | 3600 |
| Molecular Weight (g/mol) | M.W.-theoretical: 13 kDa, M.W.-observed: 9 kDa, under reducing conditions. |
| Source | E. coli-derived human IL-15 protein Asn49-Ser162 Produced using non-animal reagents in an animal-free laboratory. |
| Storage Requirements | Use a manual defrost freezer and avoid repeated freeze-thaw cycles. A minimum of 6 months when stored at ≤ -65 °C as supplied. Refer to lot specific COA for the Use by Date. 1 month, 2 to 8 °C under sterile conditions after opening. 3 months, ≤ -20 °C under sterile conditions after opening. |
| Endotoxin Concentration | <0.10 EU per 1 μg of the protein by the LAL method. |
| Gene Alias | IL15, IL-15MGC9721, interleukin 15, interleukin-15 |
| Conjugate | Unconjugated |
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