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Key Documents

T6451

Sigma-Aldrich

Anti-Twist1 antibody produced in rabbit

~1 mg/mL, affinity isolated antibody, buffered aqueous solution

Synonyme(s) :

Anti-Twist homolog 1 (acrocephalosyndactyly 3, Saethre-Chotzen syndrome), Anti-Twist related protein 1 (H-twist)

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About This Item

Numéro MDL:
Code UNSPSC :
12352203
Nomenclature NACRES :
NA.41

Source biologique

rabbit

Niveau de qualité

Conjugué

unconjugated

Forme d'anticorps

affinity isolated antibody

Type de produit anticorps

primary antibodies

Clone

polyclonal

Forme

buffered aqueous solution

Poids mol.

antigen ~26 kDa

Espèces réactives

rat, human, mouse

Conditionnement

antibody small pack of 25 μL

Concentration

~1 mg/mL

Technique(s)

indirect immunofluorescence: 1-2 μg/mL using human osteosarcoma MG-63 cells
western blot (chemiluminescent): 0.5-1 μg/mL using human 293T cells expressing recombinant human Twist1

Numéro d'accès UniProt

Conditions d'expédition

dry ice

Température de stockage

−20°C

Modification post-traductionnelle de la cible

unmodified

Informations sur le gène

human ... TWIST1(7291)
mouse ... Twist1(22160)
rat ... Twist1(85489)

Description générale

Twist is encoded by the gene mapped to human chromosome 7p21.1. The encoded protein is a basic helix-loop-helix (bHLH) transcription factor. Twist 1 belongs to the Twist gene family and is mainly expressed in the suture mesenchyme.

Spécificité

Anti-Twist1 antibody recognizes human Twist1. Detection of the Twist1 band by immunoblotting is specifically inhibited with the immunizing peptide.

Immunogène

synthetic peptide corresponding to amino acids 12-27 of human Twist1 with a C-terminal added cysteine, conjugated to KLH. The corresponding peptide sequence is identical in both rat and mouse.

Application

Anti-Twist1 antibody is suitable for use in detecting Twist1 via in immunochemical applications such as immunoblotting (~26 kDa) and immunofluorescence.
Immunoblotting: a working antibody concentration of 0.5-1 mg/mL is recommended using extracts of human 293T cells expressing recombinant human Twist1 and a chemiluminescent detection reagent.
Anti-Twist1 antibody produced in rabbit has been used in:
  • immunohistochemistry
  • immunofluorescence
  • immunoblotting
  • chromatin immunoprecipitation (ChIP)

Applications in which this antibody has been used successfully, and the associated peer-reviewed papers, are given below.
Chromatin immunoprecipitation (1 paper)

Actions biochimiques/physiologiques

Twist is required for mesoderm formation. Twist 1 controls embryonic morphogenesis. It also plays a key role in metastasis by inducing an epithelial-mesenchymal transition (EMT). During an EMT, Twist stimulates the expression of mesenchymal markers, such as fibronectin and N-cadherin. In addition, it also blocks E-cadherin expression inhibiting cell-cell adhesion and therefore inducing infiltrative tumor growth in several human carcinomas. Twist1 is required in head mesenchyme for cranial neural tube morphogenesis in mice. Twist1 is involved in osteoblast differentiation and maturation. Increased expression of Twist 1 in breast cancer cells induce angiogenesis and leads to chromosomal instability. Mutations in this gene have been found in patients with Saethre-Chotzen syndrome, an autosomal dominant defect characterized by minor skull and limb anomalies.

Forme physique

Solution in 0.01 M phosphate buffered saline, pH 7.4, containing 15 mM sodium azide.

Clause de non-responsabilité

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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Code de la classe de stockage

12 - Non Combustible Liquids

Classe de danger pour l'eau (WGK)

nwg

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


Certificats d'analyse (COA)

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Consulter la Bibliothèque de documents

Twist1 directly regulates genes that promote cell proliferation and migration in developing heart valves
Lee MP and Yutzey KE
PLoS ONE, 6(12), e29758-e29758 (2011)
Jonathan M Mudry et al.
The Journal of endocrinology, 224(3), 303-313 (2015-02-11)
TWIST proteins are important for development of embryonic skeletal muscle and play a role in the metabolism of tumor and white adipose tissue. The impact of TWIST on metabolism in skeletal muscle is incompletely studied. Our aim was to assess
Twist, a Master Regulator of Morphogenesis, Plays an Essential Role in Tumor Metastasis
Yang J, et al.
Cell, 117 (2004)
A twist code determines the onset of osteoblast differentiation.
Bialek P, et al.
Developmental Cell, 6 (2004)
Tori E Horne et al.
Journal of cardiovascular development and disease, 2(3), 214-232 (2015-11-04)
The heart valve interstitial cell (VIC) population is dynamic and thought to mediate lay down and maintenance of the tri-laminar extracellular matrix (ECM) structure within the developing and mature valve throughout life. Disturbances in the contribution and distribution of valve

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