產品介紹
PBL Assay Science
11175-1
Human IFN Alpha 1 (Alpha D)
1 x 105 units
19.4 kDa
cDNA obtained from human leukocyte mRNA expressed in E.coli
> 95% by SDS-PAGE stained by Coomassie Blue Endotoxin level < 1 EU/mg
Measured using a cytopathic inhibition assay on Bovine Kidney Cells (MDBK) with Vesicular Stomatis Virus (VSV); human lung carcinoma cell line A549 with encephalomyocarditis virus (EMCV)
Phosphate buffered saline (PBS) containing 0.1% bovine serum albumin (BSA)
< 1 EU/μg
≥ 95%
Purified from E. coli by a combination of ion exchange, hydrophobic interaction and size exclusion chromatography
For retention of full activity store at -70 oC or below and avoid repeated freeze-thaw cycles
產品特點：
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