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Merck
CN

I4401

Interferon-αA/D human

≥95%, recombinant, expressed in E. coli, buffered aqueous solution, suitable for cell culture

Synonym(s):

IFN-αA/D

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About This Item

UNSPSC Code:
12352202
NACRES:
NA.32
MDL number:
Technical Service
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biological source

human

Quality Segment

recombinant

expressed in E. coli

assay

≥95%

form

buffered aqueous solution

mol wt

19 kDa

packaging

pkg of 100K units

technique(s)

cell culture | mammalian: suitable

impurities

endotoxin, tested

color

colorless

UniProt accession no.

shipped in

dry ice

storage temp.

−70°C

Gene Information

human ... IFNA2(3440)

Application

Interferon-αA/D human has been used:
  • for identification of coronavirus replicase inhibitorsPMID 15166457
  • in combination with ACH-806 [1-(4-pentyloxy-3-trifluoromethylphenyl)-3-(pyridine-3-carbonyl)thiourea] to study the effect on hepatitis C virus (HCV) replicationPMID 18332167
  • in combination with vitamin D to check reduction in HCV protein production in cell culturePMID 26594646

Biochem/physiol Actions

Interferon-αA/D (Bg/II), also known as Universal Type I Interferon, is an α interferon hybrid that crosses the species barrier. The Bg/II denotes the restriction enzyme site from which this hybrid is constructed from recombinant human interferons αA and αD. Interferon-αA/D has been proven to be active on many mammalian cells. It can substitute for human, monkey, mouse, bovine, rat, cat, dog, rabbit, sheep, goat, horse, pig or hamster type I interferon (α, β, ω and τ). Type I Interferons are a closely related family of 165-172 amino acid proteins that are produced by leukocytes (α subtypes), fibroblasts (β subtypes), lymphocytes (ω subtypes), and ruminant embryos (τ subtypes). This cytokine has anti-viral, anti-proliferative, immunoregulatory, and proinflammatory activities.
This cytokine has anti-viral, anti-proliferative, immunoregulatory, and proinflammatory activities.

Physical form

Solution in phosphate buffered saline containing 0.1% bovine serum albumin

Analysis Note

The biological activity is determined in the cytopathic effect inhibition assay using MDBK cells with vesicular stomatitis virus (VSV). A cytopathic effect of 50% is produced with 1 unit/ml interferon. The units are determined with respect to NIH international standard reference for human interferonαA.


Storage Class

10 - Combustible liquids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves



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