Call 408.493.1800 | Fax 408.493.1801 | Toll Free 800.891.9699 (US Only) | Email: [email protected]

IL-21, human recombinant

based on 2 citations in multiple journalsIL-21, human recombinant24.1 4
A cytokine regulating cells of the immune system
Catalog #: 4182
SKU-Size Size Price Qty
4182-10 10 μg
4182-50 50 μg
4182-1000 1 mg
More Sizes Get Quote

Product Details

Alternate Name Za11, IL-21, Interleukin-21
Gene Symbol IL21
Gene ID 59067
Accession # Q9HBE4
Source E. coli
Appearance Lyophilized protein
Physical Form Description Lyophilized (from 1 mg/ml solution containing no additives).
Molecular Weight 15.5 kDa
Purity by SDS-PAGE ≥90%
Purity by ≥90%
Endotoxin Level <0.1 ng/μg
Biological Activity The recombinant human IL-21 is fully biologically active when compared to standard. The ED₅₀ as determined by the dose-dependent stimulation of human peripheral blood mononuclear cells is <5 ng/ml.
Reconstitution Instructions Reconstitute in H₂O to a concentration of 0.1-1.0 µg/µl (Note: Gently pippetting to dissolve). The solution can be diluted into other aqueous buffers and stored at 4°C for 1 week or –20°C for future use.
Handling Centrifuge the vial prior to opening.
Storage Conditions -20°C
Shipping Conditions Gel Pack
USAGE For Research Use Only! Not to be used in humans


Recombinant human IL-21 is a homodimeric, non-glycosylated polypeptide containing 133 amino acid residues and has a molecular weight of 15.5 kDa.

Why buy BioVision Products?
Global Presence
Technical Support
BioVision aims to provide our customers innovative tools for accelerating drug discovery and biological research. BioVision offers >8,000 products including the most comprehensive array of assay kits for key targets in Metabolic pathways.
BioVision is committed to providing the highest quality products at a competitive price.
We have a broad network of global distributors who are ready to address your research needs and ensure fast delivery.
Our highly trained Technical Support team provides comprehensive product support and is dedicated to resolving your issues quickly and efficiently.
Bolzoni, Marina et al. (2017) IL21R Expressing CD14+CD16+ Monocytes Expand In Multiple Myeloma Patients Leading To Increased Osteoclasts, Haematologica. 2017 Apr;102(4):773-784.
Yoon S-O et al (2009) J. Immunol.; 183: 352-358.
Yoon, S. et al. IL-21 and IL-10 Have Redundant Roles but Differential Capacities at Different Stages of Plasma Cell Generation from Human Germinal Center B Cells. J. Leukoc. Biol. 2009; 86: 1311-1318.
For more citations of this product click here