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Western Blot (WB) (Western blot analysis of IL-21 expression in mouse testis (A), mouse liver (B), mouse skin (C) whole cell lysates.)

Rabbit anti-Human, Rat IL-21 Polyclonal Antibody | anti-IL21 antibody

Anti-IL-21 Antibody

Gene Names
IL21; Za11; IL-21; CVID11
Reactivity
Human, Rat
Applications
Western Blot, Immunohistochemistry, Immunofluorescence, Immunocytochemistry
Purity
The antibody was purified by immunogen affinity chromatography.
Synonyms
IL-21; Polyclonal Antibody; Anti-IL-21 Antibody; Interleukin-21; Za11; anti-IL21 antibody
Ordering
For Research Use Only!
Host
Rabbit
Reactivity
Human, Rat
Clonality
Polyclonal
Specificity
Recognizes endogenous levels of IL-21 protein.
Purity/Purification
The antibody was purified by immunogen affinity chromatography.
Form/Format
Liquid in 0.42% Potassium phosphate, 0.87% Sodium chloride, pH 7.3, 30% glycerol, and 0.01% sodium azide.
Sequence Length
153
Applicable Applications for anti-IL21 antibody
Western Blot (WB), Immunohistochemistry (IHC), Immunofluorescence (IF), Immunocytochemistry (ICC)
Application Notes
WB: 1/500 - 1/2000; IHC: 1/50 - 1/200; IF/IC: 1/50 - 1/200
Immunogen
Recombinant full length protein of human IL-21
Preparation and Storage
Shipped at 4 degree C. Upon delivery aliquot and store at -20 degree C for one year. Avoid freeze/thaw cycles.

Western Blot (WB)

(Western blot analysis of IL-21 expression in mouse testis (A), mouse liver (B), mouse skin (C) whole cell lysates.)

Western Blot (WB) (Western blot analysis of IL-21 expression in mouse testis (A), mouse liver (B), mouse skin (C) whole cell lysates.)

Immunohistochemistry (IHC)

(Immunohistochemical analysis of IL-21 staining in human spleen formalin fixed paraffin embedded tissue section. The section was pre-treated using heat mediated antigen retrieval with sodium citrate buffer (pH 6.0). The section was then incubated with the antibody at room temperature and detected using an HRP conjugated compact polymer system. DAB was used as the chromogen. The section was then counterstained with haematoxylin and mounted with DPX.)

Immunohistochemistry (IHC) (Immunohistochemical analysis of IL-21 staining in human spleen formalin fixed paraffin embedded tissue section. The section was pre-treated using heat mediated antigen retrieval with sodium citrate buffer (pH 6.0). The section was then incubated with the antibody at room temperature and detected using an HRP conjugated compact polymer system. DAB was used as the chromogen. The section was then counterstained with haematoxylin and mounted with DPX.)

Immunofluorescence (IF)

(Immunofluorescent analysis of IL-21 staining in Hela cells. Formalin-fixed cells were permeabilized with 0.1% Triton X-100 in TBS for 5-10 minutes and blocked with 3% BSA-PBS for 30 minutes at room temperature. Cells were probed with the primary antibody in 3% BSA-PBS and incubated overnight at 4 °C in a humidified chamber. Cells were washed with PBST and incubated with a DyLight 594-conjugated secondary antibody (red) in PBS at room temperature in the dark.)

Immunofluorescence (IF) (Immunofluorescent analysis of IL-21 staining in Hela cells. Formalin-fixed cells were permeabilized with 0.1% Triton X-100 in TBS for 5-10 minutes and blocked with 3% BSA-PBS for 30 minutes at room temperature. Cells were probed with the primary antibody in 3% BSA-PBS and incubated overnight at 4 °C in a humidified chamber. Cells were washed with PBST and incubated with a DyLight 594-conjugated secondary antibody (red) in PBS at room temperature in the dark.)
Related Product Information for anti-IL21 antibody
Rabbit polyclonal antibody to IL-21

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
NCBI Accession #
NCBI GenBank Nucleotide #
UniProt Accession #
Molecular Weight
16,867 Da
NCBI Official Full Name
interleukin-21 isoform 2
NCBI Official Synonym Full Names
interleukin 21
NCBI Official Symbol
IL21
NCBI Official Synonym Symbols
Za11; IL-21; CVID11
NCBI Protein Information
interleukin-21
UniProt Protein Name
Interleukin-21
Protein Family
UniProt Gene Name
IL21
UniProt Synonym Gene Names
IL-21
UniProt Entry Name
IL21_HUMAN

NCBI Description

This gene encodes a member of the common-gamma chain family of cytokines with immunoregulatory activity. The encoded protein plays a role in both the innate and adaptive immune responses by inducing the differentiation, proliferation and activity of multiple target cells including macrophages, natural killer cells, B cells and cytotoxic T cells. Dysregulation of this gene plays a role in multiple immune-mediated diseases including lupus, psoriasis and chronic inflammatory diseases. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this gene. [provided by RefSeq, Dec 2011]

Uniprot Description

IL21: Cytokine with immunoregulatory activity. May promote the transition between innate and adaptive immunity. Induces the production of IgG(1) and IgG(3) in B-cells. May play a role in proliferation and maturation of natural killer (NK) cells in synergy with IL15. May regulate proliferation of mature B- and T-cells in response to activating stimuli. In synergy with IL15 and IL18 stimulates interferon gamma production in T-cells and NK cells. During T-cell mediated immune response may inhibit dendritic cells (DC) activation and maturation. Belongs to the IL-15/IL-21 family. 2 isoforms of the human protein are produced by alternative splicing.

Protein type: Secreted, signal peptide; Cytokine; Secreted; Apoptosis; Cell development/differentiation

Chromosomal Location of Human Ortholog: 4q26-q27

Molecular Function: hematopoietin/interferon-class (D200-domain) cytokine receptor binding; interleukin-2 receptor binding

Biological Process: cell maturation; positive regulation of B cell proliferation; positive regulation of cell proliferation; positive regulation of cytokine production; positive regulation of inflammatory response; positive regulation of interleukin-17 production; positive regulation of natural killer cell mediated cytotoxicity; positive regulation of T cell proliferation; positive regulation of tissue remodeling; positive regulation of tyrosine phosphorylation of Stat1 protein; positive regulation of tyrosine phosphorylation of Stat3 protein; tyrosine phosphorylation of Stat3 protein

Disease: Immunodeficiency, Common Variable, 11

Research Articles on IL21

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Product Notes

The IL21 il21 (Catalog #AAA8247452) is an Antibody produced from Rabbit and is intended for research purposes only. The product is available for immediate purchase. The Anti-IL-21 Antibody reacts with Human, Rat and may cross-react with other species as described in the data sheet. AAA Biotech's IL-21 can be used in a range of immunoassay formats including, but not limited to, Western Blot (WB), Immunohistochemistry (IHC), Immunofluorescence (IF), Immunocytochemistry (ICC). WB: 1/500 - 1/2000; IHC: 1/50 - 1/200; IF/IC: 1/50 - 1/200. Researchers should empirically determine the suitability of the IL21 il21 for an application not listed in the data sheet. Researchers commonly develop new applications and it is an integral, important part of the investigative research process. It is sometimes possible for the material contained within the vial of "IL-21, Polyclonal Antibody" to become dispersed throughout the inside of the vial, particularly around the seal of said vial, during shipment and storage. We always suggest centrifuging these vials to consolidate all of the liquid away from the lid and to the bottom of the vial prior to opening. Please be advised that certain products may require dry ice for shipping and that, if this is the case, an additional dry ice fee may also be required.

Precautions

All products in the AAA Biotech catalog are strictly for research-use only, and are absolutely not suitable for use in any sort of medical, therapeutic, prophylactic, in-vivo, or diagnostic capacity. By purchasing a product from AAA Biotech, you are explicitly certifying that said products will be properly tested and used in line with industry standard. AAA Biotech and its authorized distribution partners reserve the right to refuse to fulfill any order if we have any indication that a purchaser may be intending to use a product outside of our accepted criteria.

Disclaimer

Though we do strive to guarantee the information represented in this datasheet, AAA Biotech cannot be held responsible for any oversights or imprecisions. AAA Biotech reserves the right to adjust any aspect of this datasheet at any time and without notice. It is the responsibility of the customer to inform AAA Biotech of any product performance issues observed or experienced within 30 days of receipt of said product. To see additional details on this or any of our other policies, please see our Terms & Conditions page.

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