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| Cat. Number | Y04421H |
| Chemical Name | Y04421H重组人肿瘤坏死因子Recombinant Human TNFα |
| Category | Y04421H重组人肿瘤坏死因子Recombinant Human TNFα |
| References | (货号) Code Y04421H (纯度) Purity ≥95%, by SDS-PAGE (under reducing (R) & Non-reducing conditions, visualized by Coomassie staining). (内毒素) Endotoxin ≤10 EU/mg by the LAL method. (生物活性) Bioactivity Measured in a cytotoxicity assay using L-929 mouse fibroblast cells in the presence of the metabolic inhibitor actinomycin D. The ED50 for this effect is 5-60 pg/mL. (检索号) Accession P01375 (别名) Alternative Names Tumor Necrosis Factor; Cachectin; TNF-Alpha; Tumor Necrosis Factor Ligand Superfamily Member 2; TNF-a; TNF; TNFA; TNFSF2 (种属) Species Human (表达系统) Expression System E. coli (预测分子量大小) Mol. Weight 17.5 kDa (表达区间) Expression Region V77-L233 (标签) Tag Info Tag free (剂型) Formulation Lyophilized (溶液) Buffer Lyophilized from a 0.22 μm-filtered solution containing PBS, 5% Mannitol and 0.01% Tween 80, pH7.4. (规格) Size 10μg/50μg/1mg (货期) Lead Time Products are in stock, but custom products may require further consultation. (复溶) Reconstitution It is recommended to redissolve in sterile deionized water. (运输) Shipping The product is shipped with blue ice. (存储) 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. |
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