产品参数
别名(Synonyms) |
IFN-alpha 2b;IFN-a2b;IFNA2b |
Accession |
P01563 |
表达系统(Source) |
CHO Cells, Human IFN-a2b(Cys24-Glu188) |
分子量大小(Molecular Weight) |
Approximately 19.2 kDa. |
外观(Physical Appearance) |
White powder, Colorless clear liquid after reconstitution |
纯度(Purity) |
≥95%, by SDS-PAGE (under reducing (R)&Non-reducing conditions,visualized by Coomassie staining) |
生物活性(Biological Activity) |
Measured by a cytotoxicity assay using TF-1 Cells. The ED50 this effect is ≤100 pg/mL, corresponding to a specific activity is ≥1 ×10 7 units/mg. |
内毒素(Endotoxin) |
< 10 EU/mg of the protein by the LAL method. |
制剂(Formulation) |
Lyophilized from a 0.2 um filtered solution containing PBS,5% mannitol and 0.01% Tween 80, pH7.4. |
复溶(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℃. Further dilutions should be made in appropriate buffered solutions. |
使用方法
建议开盖之前先离心,以将内容物带到底部,使用无菌去离子水中复溶。
储存条件
2 ~8 ℃保存,收到货后,一年有效期。
复溶后, 2 ~8 °C保存,7-10天有效期。
复溶后, -85~-65℃保存,6个月有效期。
建议第一次使用时分装冻存,避免反复冻融。
注意事项
1.为了您的安全和健康,请穿实验服,戴一次性手套进行操作。
2.仅供研究使用!
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