Powered by BiozHuman Interferon Beta 1b, E.coli-expressed, recombinant protein.
Human IFN-Beta 1b, E.coli Titration in A549.
Product Info
Single non-glycosylated polypeptide chain, serine replaces cysteine at residue 17.
Documentation
Certificate of Analysis (CoA) and Material Safety Data Sheet (MSDS)
11420-1 CoA
11420-1 Certificate of Analysis (CoA)
11420 SDS
MSDS
| Formulation | Supplied frozen with a carrier protein |
|---|---|
| Molecular Weight | 20 kDa |
| Source | cDNA obtained from human fibroblast interferon beta mRNA expressed in E.coli |
| Purity | > 95% by SDS-PAGE stained by Coomassie Blue Endotoxin level < 1 EU/μg |
| Bioactivity | 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 |
| Synonyms | Human IFNB, Human Beta Interferon, Human IFN Beta 1b, Human Interferon beta 1b, Human Type I Interferon Beta, Human IFN B |
| Storage | For retention of full activity store at -70°C or below and avoid repeated freeze/thaw cycles |
| Accession Number | V00534 |