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Key Documents

WH0007033M1

Sigma-Aldrich

Monoclonal Anti-TFF3 antibody produced in mouse

clone 3D9, purified immunoglobulin, buffered aqueous solution

Synonym(s):

Anti-HITF, Anti-ITF, Anti-TFI, Anti-hP1.B, Anti-trefoil factor 3 (intestinal)

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About This Item

UNSPSC Code:
12352203
NACRES:
NA.41

biological source

mouse

conjugate

unconjugated

antibody form

purified immunoglobulin

antibody product type

primary antibodies

clone

3D9, monoclonal

form

buffered aqueous solution

species reactivity

human

technique(s)

immunohistochemistry (formalin-fixed, paraffin-embedded sections): suitable
indirect ELISA: suitable
western blot: 1-5 μg/mL

isotype

IgG1κ

GenBank accession no.

UniProt accession no.

shipped in

dry ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... TFF3(7033)

General description

Members of the trefoil family are characterized by having at least one copy of the trefoil motif, a 40-amino acid domain that contains three conserved disulfides. They are stable secretory proteins expressed in gastrointestinal mucosa. Their functions are not defined, but they may protect the mucosa from insults, stabilize the mucus layer and affect healing of the epithelium. This gene is expressed in goblet cells of the intestines and colon. This gene and two other related trefoil family member genes are found in a cluster on chromosome 21. (provided by RefSeq)
They are secreted peptides that are protease-resistant. Trefoil factor-3 (TFF-3) is expressed in goblet cells.

Immunogen

TFF3 (AAH17859.1, 15 a.a. ~ 73 a.a) full-length recombinant protein with GST tag. MW of the GST tag alone is 26 KDa.

Sequence
EEYVGLSANQCAVPAKDRVDCGYPHVTPKECNNRGCCFDSRIPGVPWCFKPLQEAECTF

Application

Monoclonal Anti-TFF3 antibody produced in mouse has been used in immunohistochemistry.

Biochem/physiol Actions

Trefoil factor-3 (TFF-3) may be useful as a molecular marker for certain types of cancer, but its role in tumorigenesis is unknown. TFF3 promotes airway epithelial cell migration and differentiation.

Physical form

Solution in phosphate buffered saline, pH 7.4

Legal Information

GenBank is a registered trademark of United States Department of Health and Human Services

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

12 - Non Combustible Liquids

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Trefoil factor family 3 peptide promotes human airway epithelial ciliated cell differentiation.
American Journal of Respiratory Cell and Molecular Biology (2007)
Molecular markers in ductal carcinoma in situ of the breast.
Porter D
Molecular Cancer Research (2003)
[Trefoil factor family gene and peptide expression in pterygium].
Lafontaine PO
Journal francais D'Ophtalmologie (2003)
Single cell RNA-seq reveals profound transcriptional similarity between Barrett?s oesophagus and oesophageal submucosal glands
Owen RP, et al.
Nature Communications, 9(1), 4261-4261 (2018)
Richard Peter Owen et al.
Nature communications, 9(1), 4261-4261 (2018-10-17)
Barrett's oesophagus is a precursor of oesophageal adenocarcinoma. In this common condition, squamous epithelium in the oesophagus is replaced by columnar epithelium in response to acid reflux. Barrett's oesophagus is highly heterogeneous and its relationships to normal tissues are unclear.

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