Human IFN Alpha 4b (Alpha 4)

Product Features:

Human IFN Alpha 4 recombinant protein expressed in E.coli
Expression induced by viral infection
Encoding gene IFNA4

Catalog No.	Pack Size	Price	Quantity
11180-1	1 x 10⁵ units	$280.00

Specifications
Tech Info / Data
Citations
Documentation

Specifications

Formulation	Supplied frozen in phosphate-buffered saline (PBS) containing 0.1% Bovine Serum Albumin (BSA)
Molecular Weight	19.4 kDa
Source	cDNA obtained from human leukocyte mRNA expressed in E.coli
Purity	> 95% by SDS-PAGE stained by Coomassie BlueEndotoxin level < 1 EU/μg
Bioactivity	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)
Storage	For retention of full activity store at -70 ºC or below and avoid repeated freeze-thaw cycles
Synonyms	Hu-IFN-α4
Accession Number	X02955

Tech Info / Data

Application Note:

A Comparison of the Binding of Interferon Alpha Subtypes to Isolated IFNAR1 and IFNAR2 with Activity in Antiviral and Antiproliferative Assays (link)

Background:

Recombinant Human Interferon Alpha 4b (alpha 4) obtained from human leukocyte mRNA expressed in E.coli.

IFN alpha 4b is one of the many interferon alpha subtypes belonging to the Type I leukocyte IFN family. The Type I IFN family has antiviral, anti-proliferative and natural killer cell activities.