It is a recombinant human antibody recognizing and binding with Interleukin 21 (IL-21). The antibody was expressed in mammalian cells with chemically defined culture media and was purified by affinity chromatography. The antibody is active and is equal to the positive control at reducing IL-21-induced STAT3 phosphorylation. The IC₅₀ value of this antibody in STAT3-Phosphorylation assay is 210 pM.
Figure 1 Anti-human IL21 Recombinant antibody (TAB-581LC) in ELISA
ELISA analysis of TAB-581LC was performed by coating with human IL21 protein (His tag). Then blocked with BSA and incubated with TAB-581LC. The HRP-conjugated goat anti-IgG was used as a secondary antibody (1: 2000). Detection was performed using TMB substrate and stopped with sulfuric acid. The absorbances were read on a spectrophotometer at 450 nm.
Figure 2 Anti-human IL21 Recombinant antibody (TAB-581LC) in WB
Western blot analysis of TAB-581LC was performed by loading human IL21 protein onto a 12% Tris-HCl polyacrylamide gel. Proteins were transferred to a CN membrane and blocked with 5% skim milk for at least one hour. Membranes were probed with TAB-581LC and a HRP goat anti-IgG (H+L) was used as the secondary antibody (1: 3000). Chemiluminescent detection was performed.
Figure 3 Anti-human IL21 Recombinant antibody (TAB-581LC) in DB
Dot Blot analysis of TAB-581LC was performed by coating with human IL21 protein (His tag).
TAB-581LC incubation concentration: 2 μg/mL.
HRP-conjugated goat anti-IgG (H+L) secondary antibody (1: 3000)
NC: Negative control, PC: Positive control
This is a product of Creative Biolabs' Hi-Affi™ recombinant antibody portfolio, which has several benefits including:
• Increased sensitivity
• Confirmed specificity
• High repeatability
• Excellent batch-to-batch consistency
• Sustainable supply
• Animal-free production
See more details about Hi-Affi™ recombinant antibody benefits.
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CAT | Product Name | Application | Type |
---|---|---|---|
TAB-415CL | Human Anti-IL21 Recombinant Antibody (TAB-415CL) | ELISA | Human IgG |
TAB-572LC | Human Anti-IL21 Recombinant Antibody (TAB-572LC) | Inhib | Humanized IgG |
TAB-573LC | Human Anti-IL21 Recombinant Antibody (TAB-573LC) | Inhib | Humanized IgG |
TAB-574LC | Human Anti-IL21 Recombinant Antibody (TAB-574LC) | Inhib | Humanized IgG |
TAB-576LC | Human Anti-IL21 Recombinant Antibody (TAB-576LC) | ELISA, FC, Neut, FuncS | Humanized antibody |
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For Research Use Only. Not For Clinical Use.
For research use only. Not intended for any clinical use. No products from Creative Biolabs may be resold, modified for resale or used to manufacture commercial products without prior written approval from Creative Biolabs.
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