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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4.5 ★★★★★
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Paul D Kopco
Dallas, US
★★★★★ 5
Perfectly adequate
Size: 12 Packs, Style: Lunch Napkin
Perfectly adequate for everyday use.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 16, 2025
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Naina
Bozeman, US
★★★★★ 5
Raised the price $10 ???
Size: 12 Packs, Style: Lunch Napkin
These napkins are great and I am a return customer BUT. I can’t believe all the sudden they raised the price $10. I am not happy at all. I will still buy them but I will use them much less Better for entertainment and my pocket. This is how I fight back when they raise the price.
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Reviewed in the United States on August 11, 2025
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Jax82
Alexandria, US
★★★★★ 5
Great quality
Size: 12 Packs, Style: Lunch Napkin
Napkins arrived quickly. There is a lot of them but we will use them. They are good quality, have not had any rip on us. They absorb liquids and food pretty well, cleans the hands like they should. They feel like normal napkins, soft but tough enough to wipe with. Good product that I will continue using.
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Reviewed in the United States on February 19, 2025
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Kathleen E Conner
Lake Worth, US
★★★★★ 5
Great plated and nice designs to chose from . These are good and strong.
Size: 10 in-140 count
Love these plates for every soy. I normally use paper plates for lunch but I started using them for non messy dinners. We have even used them for spaghetti. They handled the sauce and meaball and sausage with no problem. I would normally U.S. China plates for something like the, I got lazy one night and used these I was pleasantly shocked they worked with no leak through.
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Reviewed in the United States on April 30, 2026
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Kindle Customer
Phoenix, US
★★★★★ 5
Sturdy plates
Size: 10 in-140 count
I purchased these but I normally go to Sam’s Club for bulk. I had a party and these were a hit. Very sturdy and plenty of room. I don’t really like the edges, they’re straight but that’s cosmetic preference not function.
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Reviewed in the United States on March 3, 2026

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