SKU: 84587256323

IL-28B/IFN-λ3 Protein, Mouse

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Description

IL-28B/IFN-λ3 Protein, MouseProduct Specification Species Mouse Synonyms Interferon lambda 3; IFN lambda 3; Interleukin 28B (IL 28B) Accession Q8CGK6 Amino Acid Sequence Asp20 Val193, with C terminal 8*His Expression System HEK293 Molecular Weight 24 30 kDa (Reducing) Purity >95% by SDS PAGE and HPLC. Endotoxin <0. 1EU g Conjugation Unconjugated Tag His Tag Physical Appearance Lyophilized Powder Storage Buffer PBS, pH7. 4 Reconstitution Reconstitute at 0. 1 1 mg ml according to

Product Specification


Species Mouse
Synonyms Interferon lambda-3; IFN-lambda-3; Interleukin-28B (IL-28B)
Accession Q8CGK6
Amino Acid Sequence

Asp20-Val193, with C-terminal 8*His

Expression System HEK293
Molecular Weight

24-30 kDa (Reducing)

Purity >95% by SDS-PAGE and HPLC.
Endotoxin <0.1EU/μg
Conjugation Unconjugated
Tag His Tag
Physical Appearance Lyophilized Powder
Storage Buffer PBS, pH7.4
Reconstitution

Reconstitute at 0.1-1 mg/ml according to the size in ultrapure water after rapid centrifugation.

Stability & Storage · 12 months from date of receipt, lyophilized powder stored at -20 to -80℃.
· 3 months, -20 to -80℃ under sterile conditions after reconstitution.
· 1 week, 2 to 8℃ under sterile conditions after reconstitution.
· Please avoid repeated freeze-thaw cycles.
Reference

Genetic variation in IL28B and spontaneous clearance of hepatitis C virus. Nature. 2009;461(7265):798-801.

Background

Interferon lambda 3 (IFN-λ3), also known as interleukin-28B (IL-28B), is a type III interferon that plays a crucial role in the innate immune response against viral infections. IFN-λ3 is produced in response to viral stimuli and exerts potent antiviral effects by inducing the expression of interferon-stimulated genes (ISGs) that inhibit viral replication and spread. Similar to other type III interferons, IFN-λ3 signals through the IFN-λ receptor complex, which consists of IL-10R2 and IL-28Rα subunits, leading to the activation of downstream signaling pathways involved in antiviral defense. IFN-λ3 has been implicated in the immune response to various viral infections, including hepatitis C virus (HCV) and influenza virus, and is considered a promising therapeutic target for the treatment of viral diseases.

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SKU: 84587256323

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★★★★★ 5
Soft and lightweight
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Great lightweight jacket more like a shacket really. Fits my son nice as well. So soft.
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Reviewed in the United States on March 21, 2026
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Jia
San Leandro, US
★★★★★ 4
Thin
Size: XX-Large, Color: Medium Indigo Wash
it's good but very thin.
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Reviewed in the United States on December 26, 2025
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kmac
West Palm Beach, US
★★★★★ 5
Nice jacket!
Size: Large, Color: Dark Indigo Wash
I got this coat for my nephew because he has been begging for a similar one and he loves it! The sizing is dead on and the fabric is a little stuff so size up if you think you'll need to. Great quality, well made!
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Reviewed in the United States on May 11, 2026
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Amazon Customer
Boise, US
★★★★★ 5
Great quality!
Size: 2T, Color: Dark Indigo Wash
Decorated with name on back and flowers on front. She loves it!
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Reviewed in the United States on April 20, 2026
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Shanquella
Phoenix, US
★★★★★ 5
Cute denim Jacket
Size: X-Small, Color: Dark Indigo Wash
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