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Cat.No.:PKSH034101
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Synonyms | p40 cytokine;T-cell growth factor p40 |
Species | Human |
Expression_host | E.coli |
Sequence | Gln 19-Ile 144 |
Accession | P15248 |
Mol_Mass | 14.9 kDa |
AP_Mol_Mass | 19 kDa |
Tag | N-His |
Bio_Activity | Measure by its ability to induce proliferation in MO7e cells. The ED50 for this effect is <0.25 ng/mL. The specific activity of recombinant human IL-9 is approximately >5 x106 IU/ mg. |
Purity | > 98 % as determined by reducing SDS-PAGE. |
Endotoxin level | < 0.01 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 8.0. Normally 5 % - 8 % trehalose, mannitol and 0.01% Tween80 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. |