Human Interferon Beta 1b, E.coli
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产品名称: Human Interferon Beta 1b, E.coli
产品型号: 11420-1
产品展商: PBL Assay Science
产品文档: 无相关文档
简单介绍
重组蛋白 Human Interferon Beta 1b 由 PBL Assay Science(目录号 #11420-1)生产,仅供研究使用 (RUO),并以无载体配方提供。该细胞因子以 1e5 (100,000) 个单位/瓶包装,并在大肠杆菌中表达。
Human Interferon Beta 1b, E.coli
的详细介绍
产品介绍
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品牌
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PBL Assay Science
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货号
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11420-1
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品名
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Human IFN Beta 1b, E.Coli
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规格
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1 x 105 units
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分子量
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20 kDa
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来源
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cDNA obtained from human fibroblast interferon beta mRNA expressed in E.coli
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纯度
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> 95% by SDS-PAGE stained by Coomassie Blue
Endotoxin level < 1 EU/μg
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生物活性
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Measured using a cytopathic inhibition assay on human lung carcinoma cell line A549 with encephalomyocarditis virus (EMCV). EC50 for IFN beta 1b in this assay is ~ 1 U/ml
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缓冲液
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153 mM NaCl, 1.3% Normal Serum Albumin
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内毒素
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< 1 EU/μg
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纯度
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≥ 95%
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贮存
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For retention of full activity store at -70 ºC or below and avoid repeated freeze-thaw cycles
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Human IFN Beta 1b, E.coli, recombinant protein
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Type I IFN
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Single non-glycosylated polypeptide chain, serine replace cysteine at residue 17