蒸发皿 CAS:

产品介绍
品牌	PBL Assay Science
货号	11420-1
品名	Human IFN Beta 1b, E.Coli
规格	1 x 105 units
分子量	20 kDa
来源	cDNA obtained from human fibroblast interferon beta mRNA expressed in E.coli
纯度	> 95% by SDS-PAGE stained by Coomassie Blue Endotoxin level < 1 EU/μg
生物活性	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
缓冲液	153 mM NaCl, 1.3% Normal Serum Albumin
内毒素	< 1 EU/μg
纯度	≥ 95%
贮存	For retention of full activity store at -70 ºC or below and avoid repeated freeze-thaw cycles

产品特点：

Human IFN Beta 1b, E.coli, recombinant protein
Type I IFN
Single non-glycosylated polypeptide chain, serine replace cysteine at residue 17