别名：IL-1β; Interleukin-1 beta; Catabolin; IL1F2; IL1B
基本信息：
| 表达系统 | 种属 | 内毒素 | 纯度 | 标签 |
| E.coli | Human | ≤0.02 EU/μg | ≥95% | Tag free |
| Source | E.coli |
| Description
|
Human IL-1B (Ala117-Ser269)
Accession # P01584 |
| Predicted molecular mass | 17.4kDa |
| Appearance | White powder,Colorless clear liquid after reconstitution |
| Purity | ≥95%, by SDS-PAGE (under reducing (R)& Non-reducing conditions, visualized by Coomassie staining) |
| Endotoxin | ≤0.02EU/μg by the LAL method |
| Activity | Measured by its ability to induce NF-kB reporter activity in MCF-7 cells.The ED50 is ≤10 pg/ml. |
| Formulation | Lyophilized from a 0.22 μm-filtered solution containing 10mM PB,5% Trehalose and 0.01% Tween 80, pH7.4 |
| Reconstitution | It is recommended to redissolve in sterile deionized water. |
| Shipping | Wet ice (seasonal) |
| Storage&Stability
|
36 months at -20°C to -80°C in lyophilized state
6 months at -20°C to -80°C under sterile conditions after reconstitution 7-10 days at 2°C to 8°C under sterile conditions after reconstitution Use a manual defrost freezer and avoid repeated freeze-thaw cycles. |
数据展示：
Bioactivity
Measured by its ability to induce NF-kB reporter activity in MCF-7 cells.