产品名称：Recombinant Human IL-21 Protein

规格或纯度：ActiBioPure™, Bioactive, Animal Free, Carrier Free, Azide Free, High performance, ≥97%(SDS-PAGE&HPLC)

生物活性：1. Measured by its ability to enhance IFN-gamma secretion in NK-92 human natural killer lymphoma cells. The ED50 for this effect is ≤ 2.0 ng/mL. 2. Recombinant Human IL-21 stimulates cell proliferation of the CTLL-2 mouse cytotoxic T cell line. The ED50 for this effect is typically less than 40 ng/mL.

纯度：＞97% (SDS-PAGE, HPLC)

氨基酸：30-162 aa

无载体：Yes

无动物源：Yes

Accession #：Q9HBE4

预测分子量：15.4 kDa

SDS-PAGE：13.9 kDa, under reducing conditions; 13.9 kDa, under non-reducing conditions.

级别：无动物源, 无载体, 生物活性, ActiBioPure™, 无叠氮钠, 高性能

储存缓冲液：Lyophilized from a 0.2μm filtered solution 20mM PBS, pH 7.4

复溶：This vial must be briefly centrifuged prior to opening to bring the - 2 - contents to the bottom. Reconstitute in a sterile aqueous buffer to an appropriate concentration. Stock solutions should be apportioned into working aliquots and stored at ≤ -20 °C. Further dilutions should be made in appropriate buffered solutions.

储存温度：-20°C储存

运输条件：超低温运输

稳定性与储存：如需长期储存，产品应储存在 ≤ -20°C。 复溶后请避免反复冻融循环。 自收到之日起 12 个月，-20 至 -70℃（按提供时的温度）。 1 个月，复溶后在无菌条件下 2 至 8℃ 保存

Accession #：Q9HBE4

生物活性：1. Measured by its ability to enhance IFN-gamma secretion in NK-92 human natural killer lymphoma cells. The ED50 for this effect is ≤ 2.0 ng/mL. 2. Recombinant Human IL-21 stimulates cell proliferation of the CTLL-2 mouse cytotoxic T cell line. The ED50 for this effect is typically less than 40 ng/mL.

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