SKU: 52861222261

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

Sale price$488.25 Regular price$542.50
Save 10%

Pay in installments of $135.62 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 24 - Aug 29

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

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.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 52861222261

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.1 ★★★★★
Based on 29 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
A
Verified Purchase
Ami
Fort Morgan, US
★★★★★ 5
My Yorkie’s new favorite toy
Color: Orange
This octopus toy was an instant hit with my Yorkie! The size is perfect for a small dog, and he loves carrying it around the house and tossing it in the air. I really appreciate that it has no stuffing, which means less mess if he gets a little too enthusiastic with his playtime. The material feels durable, and the toy has held up well to daily play. It’s soft enough for cuddling but sturdy enough for tugging and chewing. The squeakers keep him entertained and engaged, and he always gets excited when I bring it out. Overall, this is a fun, well-made toy that keeps my Yorkie happy and occupied. I would definitely buy it again.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 14, 2026
A
Verified Purchase
Amazon Customer
Carnegie, US
★★★★★ 3
Octopus dog toy
Color: Blue
My chihuahua loved it but didn’t last very long. Not very durable and was very small. He was able to get the plastic material out fairly quickly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 29, 2026
M
Verified Purchase
Melissa M
Lake Worth, US
★★★★★ 5
Great!
Color: Orange
Great toy for 8 week corgi puppy! Super cute and well made.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 5, 2025
E
Verified Purchase
Eclectic shopper
Lowell, US
★★★★★ 5
Tasha's favorite toy
Color: Blue
A little smaller than expected, but my puppy loves it! We've only had it for a few days, but it seems like it will hold up well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 9, 2025
C
Verified Purchase
Cynthia L. Bartholomew
Massapequa, US
★★★★★ 2
Not for Destructive Dogs
Color: Blue
It might be okay for a little dog, but my heeler had it dismantled in short order and I threw it away. Cute toy, but not for a destructive dog.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 17, 2025

recommand products