Date published: 2026-2-4

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Trx Antibody (A-5): sc-166393

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Datasheets
  • Trx Antibody (A-5) is a mouse monoclonal IgG1 κ Trx antibody, cited in 13 publications, provided at 200 µg/ml
  • raised against amino acids 1-105 representing full length Trx of human origin
  • Trx Antibody (A-5) is recommended for detection of Trx of human origin by WB, IP, IF, IHC(P) and ELISA
  • Anti-Trx Antibody (A-5) is available conjugated to agarose for IP; HRP for WB, IHC(P) and ELISA; and to either phycoerythrin or FITC for IF, IHC(P) and FCM
  • also available conjugated to Alexa Fluor® 488, Alexa Fluor® 546, Alexa Fluor® 594 or Alexa Fluor® 647 for WB (RGB), IF, IHC(P) and FCM, and for use with RGB fluorescent imaging systems, such as iBright™ FL1000, FluorChem™, Typhoon, Azure and other comparable systems
  • also available conjugated to Alexa Fluor® 680 or Alexa Fluor® 790 for WB (NIR), IF and FCM; for use with Near-Infrared (NIR) detection systems, such as LI-COR®Odyssey®, iBright™ FL1000, FluorChem™, Typhoon, Azure and other comparable systems
  • m-IgG Fc BP-HRP, m-IgG1 BP-HRP and m-IgGκ BP-HRP are the preferred secondary detection reagents for Trx Antibody (A-5) for WB and IHC(P) applications. These reagents are now offered in bundles with Trx Antibody (A-5) (see ordering information below).
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Trx Antibody (A-5) is a mouse monoclonal IgG1 kappa light chain antibody that detects Trx protein of human origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry with paraffin-embedded sections (IHCP), and enzyme-linked immunosorbent assay (ELISA). Anti-Trx antibody (A-5) is available in both non-conjugated and various conjugated forms, including agarose, horseradish peroxidase (HRP), phycoerythrin (PE), fluorescein isothiocyanate (FITC), and multiple Alexa Fluor® conjugates. Thioredoxin (Trx) is a crucial redox protein found across various species, including bacteria, plants, and mammals, characterized by a conserved active site comprising the amino acid sequence Trp-Cys-Gly-Pro-Cys. Trx functions as a hydrogen donor for ribonucleotide reductase, an essential enzyme for DNA synthesis, playing a vital role in cellular proliferation and survival. Trx modulates DNA-binding activity of several transcription factors, such as NFkB, AP-1, p53, TFIIIC, and glucocorticoid receptor, which regulate gene expression in response to stress and other stimuli. Trx stimulates cell growth, inhibits apoptosis, and provides protection against oxidative stress, making this protein significant in various biological processes. Trx involvement in human diseases, particularly cancer, is underscored by antitumor activity of drugs that inhibit Trx function, highlighting potential therapeutic applications. TrxR, a ubiquitously expressed flavoprotein, catalyzes NADPH-dependent reduction of Trx and other oxidized cellular components, emphasizing Trx system importance in maintaining cellular redox balance and overall health.

For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.

Alexa Fluor® is a trademark of Molecular Probes Inc., OR., USA

LI-COR® and Odyssey® are registered trademarks of LI-COR Biosciences

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Trx Antibody (A-5)

sc-166393
200 µg/ml
$322.00

Trx Antibody (A-5): m-IgG Fc BP-HRP Bundle

sc-528953
200 µg Ab; 10 µg BP
$361.00

Trx Antibody (A-5): m-IgGκ BP-HRP Bundle

sc-521587
200 µg Ab, 40 µg BP
$361.00

Trx Antibody (A-5): m-IgG1 BP-HRP Bundle

sc-543233
200 µg Ab; 20 µg BP
$361.00

Trx Antibody (A-5) AC

sc-166393 AC
500 µg/ml, 25% agarose
$424.00

Trx Antibody (A-5) HRP

sc-166393 HRP
200 µg/ml
$322.00

Trx Antibody (A-5) FITC

sc-166393 FITC
200 µg/ml
$336.00

Trx Antibody (A-5) PE

sc-166393 PE
200 µg/ml
$349.00

Trx Antibody (A-5) Alexa Fluor® 488

sc-166393 AF488
200 µg/ml
$364.00

Trx Antibody (A-5) Alexa Fluor® 546

sc-166393 AF546
200 µg/ml
$364.00

Trx Antibody (A-5) Alexa Fluor® 594

sc-166393 AF594
200 µg/ml
$364.00

Trx Antibody (A-5) Alexa Fluor® 647

sc-166393 AF647
200 µg/ml
$364.00

Trx Antibody (A-5) Alexa Fluor® 680

sc-166393 AF680
200 µg/ml
$364.00

Trx Antibody (A-5) Alexa Fluor® 790

sc-166393 AF790
200 µg/ml
$364.00

Can Trx (A-5): sc-166393 monoclonal antibody be used in IF or IHC with mouse tissue or cells? Will there be non-specific staining?

Asked by: Trav11
Thank you for your inquiry. The use of mouse monoclonal antibodies with mouse samples is very common and typically poses no problem. To eliminate any potential cross-reactivity of an anti-mouse secondary detection reagent, Trx (A-5): sc-166393 is available in a variety of direct conjugations, such as HRP, PE, FITC and AlexaFluors.
Answered by: Technical Support
Date published: 2017-02-24

Could I use this antibody for IHC ? 

Asked by: Jelly
Thank you for your question. We have not yet tested this mouse monoclonal, Trx Antibody (A-5): sc-166393, on formalin-fixed paraffin-embedded tissues (FFPE). We currently recommend and warranty the antibody for Western blot and IF, or immunofluorescent staining on fresh or frozen tissues or cells fixed in methanol or acetone. We do offer an alternative antibody that is recommended for IHC on FFPE, our mouse monoclonal, Trx Antibody (3A1): sc-58440. (https://www.scbt.com/scbt/product/trx-antibody-3a1)
Answered by: Technical Support
Date published: 2017-02-02
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Rated 5 out of 5 by from Clear band without backgroundI got this sample, and tried it for my blot. It worked great at 1:500 dilution. I am planning to do IF with this antibody.
Date published: 2018-10-23
Rated 5 out of 5 by from Great signal for western blottingI have used this antibody in a 1:250 dilution for western blotting using glioblastoma and breast cancer cell lines and obtained a great signal
Date published: 2017-07-17
Rated 4 out of 5 by from 也可以跑出rat来源的,只是效价不高我用这个抗体跑rat来源的蛋白,效价不太高,可能跑人源的话会更好,因为抗体说明是说的推荐用于人源的检测
Date published: 2017-07-05
Rated 4 out of 5 by from Works in rat tissue samplesI got 2 strong bands at around 20 kDa, and additional weaker band at 26 kDA.
Date published: 2017-05-11
Rated 5 out of 5 by from Great productThe Trx Antibody (A-5): sc-166393 works very well for Western blot applications, showing strong and clear banding with minimal background noise present.
Date published: 2017-02-06
Rated 3 out of 5 by from Robust bands seen in WB using THPRobust bands seen in WB using THP-1, AML-193 and BJAB whole cell lysates. -SCBT QC
Date published: 2015-03-04
Rated 5 out of 5 by from WB publishable data with mouse RAW 264WB publishable data with mouse RAW 264.7 - SCBT Publication Review
Date published: 2013-02-15
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Trx Antibody (A-5) is rated 4.4 out of 5 by 7.
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