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IL-21 Proteins

We offer IL-21 Peptides and IL-21 Proteins for use in common research applications: Blocking/Neutralizing, ELISA, Functional, Protein Array, SDS-Page, Western Blot. Each IL-21 Peptide and IL-21 Protein is fully covered by our Guarantee+, to give you complete peace of mind and the support when you need it. Our IL-21 Peptides and IL-21 Proteins can be used in a variety of model species: Human, Mouse, Rat. Use the list below to choose the IL-21 Peptide and IL-21 Protein which is most appropriate for your research; you can click on each one to view full technical details, images, references, reviews and related products. Choose from our IL-21 Peptides and Proteins.
Alternate Names for IL-21 Proteins
IL-21 protein, IL21 protein, IL-21Za11interleukin-21 protein, interleukin 21 protein, interleukin-21 isoform protein
14 Results for "il-21" in Peptides and Proteins
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594-ML

Recombinant Mouse IL-21 Protein

(53 Publications)
10 μg
594-ML
Recombinant Mouse IL-21 (Catalog # 594‑ML) enhances IFN-gamma secretion in NK-92 human natural killer lymphoma cells. The ED50 is ≤8 ng/mL.
Mu
Species Glossary
Reactivity: Mu
Bioactivity
Applications: Bioactivity
Available Formulations
Formulation Catalog # Availability Price  
Carrier Free 594-ML-010/CF
Carrier Free 594-ML-025/CF
Carrier Free 594-ML-100/CF
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8879-IL

Recombinant Human IL-21 Protein

(29 Publications)
10 μg
8879-IL
Recombinant Human IL-21 Protein (Catalog # 8879-IL) has a molecular weight (MW) of 16.2 kDa as analyzed by SEC-MALS, suggesting that this protein is a monomer.
Hu
Species Glossary
Reactivity: Hu
Bioactivity
Applications: Bioactivity
Available Formulations
Formulation Catalog # Availability Price  
Carrier Free 8879-IL-010/CF
Carrier Free 8879-IL-050/CF
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BT-021-GMP

Recombinant Human IL-21 GMP Protein, CF

25 μg
BT-021-GMP
GMP-grade Recombinant Human IL-21 Protein (Catalog # BT-021-GMP) as measured in a cell proliferation assay using B9 mouse hybridoma cells. The ED50 for this effect is 5.00-50.0 ng/mL. Three independent lots were tested foractivity and plotted on the same graph to show lot-to-lot consistency of GMP IL-21.
Hu
Species Glossary
Reactivity: Hu
Bioactivity
Applications: Bioactivity
Available Formulations
Formulation Catalog # Availability Price  
Carrier Free BT-021-GMP-01M
Carrier Free BT-021-GMP-025/LQ
Carrier Free BT-021-GMP-01M/LQ
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BT-021-AFL

Recombinant Human IL-21 Protein, Animal-Free

25 μg
BT-021-AFL
Animal-Free™ Recombinant Human IL‑21 (Catalog # BT-021-AFL) has a molecular weight (MW) of 16.8 kDa as analyzed by SEC-MALS, suggesting that this protein is a monomer.
Hu
Species Glossary
Reactivity: Hu
Bioactivity
Applications: Bioactivity
Available Formulations
Formulation Catalog # Availability Price  
Carrier Free BT-021-AFL-01M
Carrier Free BT-021-AFL-025/LQ
Carrier Free BT-021-AFL-01M/LQ
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BT-021

Recombinant Human IL-21 Protein, CF

10 μg
BT-021
Recombinant Human IL‑21 (Catalog # BT-021) has a molecular weight (MW) of 17.9 kDa as analyzed by SEC-MALS, suggesting that this protein is a monomer.
Hu
Species Glossary
Reactivity: Hu
Bioactivity
Applications: Bioactivity
Available Formulations
Formulation Catalog # Availability Price  
Carrier Free BT-021-050
Carrier Free BT-021-100
Carrier Free BT-021-250
Carrier Free BT-021-500
Carrier Free BT-021-01M
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5849-ML

Recombinant Canine IL-21 Protein

(2 Publications)
25 μg
Ca
Species Glossary
Reactivity: Ca
Bioactivity
Applications: Bioactivity
Available Formulations
Formulation Catalog # Availability Price  
Carrier Free 5849-ML-025/CF
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BT8879

Recombinant Human IL-21 Biotinylated Protein, CF

25 μg
BT8879
Measured by its binding ability in a functional ELISA. When Recombinant Human IL-21R Fc Chimera Protein (991-R2) is immobilized at 0.500 μg/mL, 100 μL/well, Biotinylated Recombinant Human IL-21 Protein (Catalog # BT8879) binds with an ED50 of 1.50-9.00 ng/mL.
Hu
Species Glossary
Reactivity: Hu
Bioactivity
Applications: Bioactivity
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11393-IL

Recombinant Human IL-21 (HEK293 Expressed) Protein, CF

10 μg
11393-IL
Recombinant Human IL-21 stimulates B9 mouse hybridoma cell proliferation. The ED50 for this effect is 3.00‑30.0 ng/mL.
Hu
Species Glossary
Reactivity: Hu
Bioactivity
Applications: Bioactivity
Available Formulations
Formulation Catalog # Availability Price  
Carrier Free 11393-IL-050
Carrier Free 11393-IL-100
Carrier Free 11393-IL-250
Carrier Free 11393-IL-01M
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7274-RB

Recombinant Rabbit IL-21 Protein

25 μg
Rb
Species Glossary
Reactivity: Rb
Bioactivity
Applications: Bioactivity
Available Formulations
Formulation Catalog # Availability Price  
Carrier Free 7274-RB-025/CF
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NBP2-35057

Recombinant Human IL-21 Protein

10 μg
NBP2-35057
SDS-Page: Human IL-21 Protein [NBP2-35057]
Hu
Species Glossary
Reactivity: Hu
PAGE, Bioactivity
Applications: PAGE, Bioactivity
Sample Size Available
Sizes: Sample Size Available
Available Formulations
Formulation Catalog # Availability Price  
Carrier-Free NBP2-35057-1mg
Carrier-Free NBP2-35057-100ug
Carrier-Free NBP2-35057-500ug
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NBP2-35241

Recombinant Rat IL-21 Protein

10 μg
NBP2-35241
SDS-Page: Rat IL-21 Protein [NBP2-35241]
Rt
Species Glossary
Reactivity: Rt
PAGE, Bioactivity
Applications: PAGE, Bioactivity
Sample Size Available
Sizes: Sample Size Available
Available Formulations
Formulation Catalog # Availability Price  
Carrier-Free NBP2-35241-1mg
Carrier-Free NBP2-35241-100ug
Carrier-Free NBP2-35241-500ug
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NBP2-35121

Recombinant Mouse IL-21 Protein

100 μg
NBP2-35121
SDS-Page: Mouse IL-21 Protein [NBP2-35121]
Mu
Species Glossary
Reactivity: Mu
PAGE, Bioactivity
Applications: PAGE, Bioactivity
Available Formulations
Formulation Catalog # Availability Price  
Carrier-Free NBP2-35121-10ug
Carrier-Free NBP2-35121-1mg
Carrier-Free NBP2-35121-500ug
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