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Key Documents

AV32612

Sigma-Aldrich

Anti-TBX21 antibody produced in rabbit

affinity isolated antibody

Synonym(s):

Anti-HGNC:11599, Anti-T-PET, Anti-T-bet, Anti-T-box Transcription factor, Anti-TBLYM

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About This Item

UNSPSC Code:
12352203
NACRES:
NA.41

biological source

rabbit

Quality Level

conjugate

unconjugated

antibody form

affinity isolated antibody

antibody product type

primary antibodies

clone

polyclonal

form

buffered aqueous solution

mol wt

58 kDa

species reactivity

pig, dog, bovine, human

concentration

0.5 mg - 1 mg/mL

technique(s)

immunohistochemistry: suitable
western blot: suitable

NCBI accession no.

UniProt accession no.

shipped in

wet ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... TBX21(30009)

General description

Rabbit polyclonal anti-TBX21 antibody reacts with canine, bovine, pig, human, mouse, and rat T-box transcription factor 21 transcription factors.
T-box genes encode transcription factors that regulate developmental processes. T-box transcription factor 21 (TBX21) is the human ortholog of mouse Tbx21/Tbet, a lineage commitment regulator for the differentiation of interferon-gamma (IFNG) producting CD4 T helper (Th1) 1 cells.
TBX21 is involved in the development of T-lymphocytes. Functional TBX21 variations have been associated with aspirin-induced asthmaand have been linked to clinical outcomes for inhaled corticosteroid therapy in asthma patients.

Immunogen

Synthetic peptide directed towards the middle region of human TBX21

Application

Rabbit Anti-TBX21 antibody can be used for western blot applications at a concentration of 1.0-2.0μg/ml. It can also be used for IHC at 4-8μg/ml using paraffin-embedded tissues.
Rabbit polyclonal anti-TBX21 antibody is used to tag T-box 21 for detection and quantitation by immunocytochemical and immunohistochemical (IHC) techniques. It is used as a probe to determine the presence and roles of T-box transcription factor 21 in the differentiation of interferon-gamma (IFNG) producting CD4 T helper 1 (Th1) cells.

Biochem/physiol Actions

TBX21 is a member of a phylogenetically conserved family of genes that share a common DNA-binding domain, the T-box. T-box genes encode transcription factors involved in the regulation of developmental processes. It is the human ortholog of mouse Tbx21/Tbet gene. Studies in mouse show that Tbx21 protein is a Th1 cell-specific transcription factor that controls the expression of the hallmark Th1 cytokine, interferon-gamma (IFNG). Expression of the human ortholog also correlates with IFNG expression in Th1 and natural killer cells, suggesting a role for this gene in initiating Th1 lineage development from naive Th precursor cells.

Sequence

Synthetic peptide located within the following region: SIPSPPGPNCQFLGGDHYSPLLPNQYPVPSRFYPDLPGQAKDVVPQAYWL

Physical form

Purified antibody supplied in 1x PBS buffer with 0.09% (w/v) sodium azide and 2% sucrose.

Disclaimer

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Mitsuteru Akahoshi et al.
Human genetics, 117(1), 16-26 (2005-04-05)
Asthma is a phenotypically heterogeneous disorder with many etiologic factors and clinical characteristics. T-bet, a Th1-specific transcription factor of T-box family, has been found to control interferon-gamma (IFN-gamma) expression in T cells. Mice lacking the T-bet gene (tbx21) demonstrate multiple
Kelan G Tantisira et al.
Proceedings of the National Academy of Sciences of the United States of America, 101(52), 18099-18104 (2004-12-18)
TBX21 encodes for the transcription factor T-bet (T-box expressed in T cells), which influences naive T lymphocyte development and has been implicated in asthma pathogenesis. Specifically, the T-bet knockout mouse spontaneously develops airway hyperresponsiveness and other changes consistent with asthma.

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