SKU: 30790253746

IL-21 Recombinant Rabbit mAb (SDT-768-206-2)

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Description

IL-21 Recombinant Rabbit mAb (SDT-768-206-2)Product Specification Host Rabbit Antigen IL 21 Synonyms Interleukin 21 Immunogen Recombinant Protein Accession Q9HBE4 Clone Number SDT 768 206 2 Antibody Type Recombinant mAb Isotype IgG Application Sandwich ELISA Reactivity Hu Cross Reactivity No cross reactivity against IL 2 Purification Protein A Concentration 2 mg ml Conjugation Unconjugated Physical Appearance Liquid Storage Buffer PBS pH7. 4, 0. 03% Proclin 300 Stability & Storage 12 months

Product Specification


Host Rabbit
Antigen IL-21
Synonyms Interleukin-21
Immunogen Recombinant Protein
Accession Q9HBE4
Clone Number SDT-768-206-2
Antibody Type Recombinant mAb
Isotype IgG
Application Sandwich ELISA
Reactivity Hu
Cross Reactivity

No cross-reactivity against IL-2

Purification Protein A
Concentration 2 mg/ml
Conjugation Unconjugated
Physical Appearance Liquid
Storage Buffer

PBS pH7.4, 0.03% Proclin 300

Stability & Storage

12 months from date of receipt, 2 to 8 °C as supplied

Background

Interleukin-21 (IL-21) is a four-α-helical-bundle type I cytokine produced mainly by activated CD4⁺ T helper cells, NKT cells and TFH cells that signals through a heterodimeric receptor composed of the IL-21R and the common γ-chain (γc) to activate JAK1/JAK3–STAT1/STAT3 pathways, thereby orchestrating a broad immunomodulatory program that drives the differentiation, proliferation and effector function of B cells into long-lived plasma cells and memory B cells, promotes the development of Th17 and Tfh subsets while suppressing Treg stability, enhances cytotoxic activity and survival of CD8⁺ T cells and NK cells, and synergizes with IFN-γ or IL-15 to amplify antiviral and antitumor immunity, making it a key molecular hub whose dysregulation contributes to autoimmune pathologies such as systemic lupus erythematosus and type 1 diabetes and whose exogenous delivery or blockade is being therapeutically exploited in cancer immunotherapy, chronic viral infections and allergy.

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SKU: 30790253746

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K 8bro
Belleville, US
★★★★★ 4
Fit over a rather large bunion!
Size: 13 Wide, Color: Mocha Grainy Leather
Very comfortable…didn’t pinch toe bed. Attractive!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 10, 2026
W
Verified Purchase
William J Becker Sr
Draper, US
★★★★★ 5
Sleek and classy loafer
Size: 10.5, Color: Black
Was skeptical on this purchase but I have to say, well worth it. Not super expensive but very comfortable. Wears well for summer dress attire for taking your lady out for a dinner or show. Casual yet classy. Not a bad buy.
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Reviewed in the United States on March 14, 2026
M
Verified Purchase
Mar Ronquillo
West Palm Beach, US
★★★★★ 3
I wanted to love these
Size: 9, Color: Black Leather
These are very good looking in person, especially the buckles and the pop of red on black. Alas, I have another pair of Marc Joseph shoes to compare comfort and fit, and this pair simply hurts my feet.
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Reviewed in the United States on May 31, 2026
A
Verified Purchase
Amazon Customer
Charlottesville, US
★★★★★ 5
Great shoes
Size: 12, Color: Black
These are great. We buy them again and again
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Reviewed in the United States on May 4, 2026
R
Verified Purchase
racheli kuber
Belleville, US
★★★★★ 1
very poor quality
Size: 14, Color: Black
they are a peice of garbage, within about a month since i started wearing them the outer material started pealing off within two months the upper separated from the soles so i had to go to a shoemaker to sew them back together, within some few months the insoles completely wore out rendering the shoes unwearable, now mind you that i do not abuse shoes but use them in a normal office oriented enviorment, i will for sure not be buying these shoes again
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Reviewed in the United States on May 25, 2026

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