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Merck
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主要文件

SRP4596

Sigma-Aldrich

IFN-alpha 1 human

recombinant, expressed in E. coli, ≥95% (SDS-PAGE), ≥95% (HPLC)

别名:

IFN-α 1, IFNA1, Interferon-α

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About This Item

MDL號碼:
分類程式碼代碼:
12352202
NACRES:
NA.32

生物源

human

重組細胞

expressed in E. coli

化驗

≥95% (HPLC)
≥95% (SDS-PAGE)

形狀

lyophilized

效力

1x10^8 units/mg

分子量

~19.3 kDa

包裝

pkg of 100 μg

儲存條件

avoid repeated freeze/thaw cycles

雜質

endotoxin, tested

NCBI登錄號

UniProt登錄號

運輸包裝

wet ice

儲存溫度

−20°C

基因資訊

human ... IFNA1(3439)

一般說明

IFN-α1 (interferon α 1) is a type 1 interferon. Human IFN-a1 is a 19.3kDa protein containing 166 amino acid residues. IFN-α1 belongs to the type I interferon (IFN) family and is present in leukocytes. The IFN-α1 gene is mapped to human chromosome 9p21.3.

應用

IFN-alpha 1 human has been used:
  • to treat Vero and breast cancer (MDA-MB-231) cells in interferon assay before viral infection
  • as a ligand to vaccinia virus B18R protein in analytical size exclusion chromatography
  • to treat chikungunya infected human embryonic kidney cell line (HEK293T) to test its effect on Signal transducer and activator of transcription 1 (STAT1) phosphorylation
  • as recombinant interferon to treat lung fibroblast cell line (IMR90) to monitor histone chaperone (HIRA) response

生化/生理作用

IFN-α1 (interferon α 1) is a lymphoid factor that possesses potent anti-viral activity. IFN-α1 interacts with IFNAR1 (interferon α receptor 1) and IFNAR2. The interaction activates JAK1 (janus-activated kinase 1) and tyrosine kinase 2. These events phosphorylate and activate STAT1 and STAT2 (signal transducer and activator of transcription proteins), leading to the upregulation of interferon-stimulated genes some of which encode antiviral proteins. IFN-alpha 1 (IFN-α1) mediates apoptosis in specific tissues. It may be useful in treating laryngeal carcinoma. The interaction of microRNA, miR-181b with IFN-α1, is regarded as a risk factor in systemic lupus erythematosus.

外觀

Lyophilized without any additives.

重構

Centrifuge the vial prior to opening. Avoid freeze-thaw cycles.
Reconstitute in water to a concentration of 0.1-1 mg/mL. This solution can then be diluted into other aqueous buffers.

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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Rajani Rajbhandari et al.
Oncotarget, 6(19), 17805-17816 (2015-07-15)
Glioblastomas (GBMs) are deadly tumors of the central nervous system. Most GBM exhibit homozygous deletions of the CDKN2A and CDKN2B tumor suppressors at 9p21.3, although loss of CDKN2A/B alone is insufficient to drive gliomagenesis. MIR31HG, which encodes microRNA-31 (miR-31), is
Purification and characterization of multiple components of human lymphoblastoid interferon-alpha.
Zoon KC, et al.
The Journal of Biological Chemistry, 267, 15210-15216 (1992)
Marina Juraleviciute et al.
Cancer medicine, 10(8), 2840-2854 (2021-03-19)
MX2 is an interferon inducible gene that is mostly known for its antiviral activity. We have previously demonstrated that MX2 is also associated with the tumorigenesis process in melanoma. However, it remains unknown which molecular mechanisms are regulated by MX2
Saisai Wang et al.
Journal of cellular and molecular medicine, 19(10), 2432-2440 (2015-06-30)
Src homology phosphotyrosyl phosphatase 2 (Shp-2) is a ubiquitously expressed protein that is involved in a variety of cellular processes, including antiviral interferon signalling pathways. In this study, we investigated the role of Shp-2 in the host cell interactions of
Xing Liu et al.
Journal of virology, 93(2) (2018-11-09)
Oncolytic herpes simplex virus 1 (HSV-1), devoid of the γ134.5 gene, exerts antitumor activities. However, the oncolytic effects differ, ranging from pronounced to little responses. Although viral and host factors are involved, much remains to be deciphered. Here we report

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