Date published: 2026-4-12

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Trx Antibody (D-4): sc-271281

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Datasheets
  • Trx Antibody (D-4) is a mouse monoclonal IgG2a κ, cited in 13 publications, provided at 200 µg/ml
  • specific for an epitope mapping between amino acids 1-34 at the N-terminus of Trx of human origin
  • Anti-Trx Antibody (D-4) is recommended for detection of Trx of mouse, rat and human origin by WB, IP, IF, IHC(P) and ELISA
  • Anti-Trx Antibody (D-4) 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 is the preferred secondary detection reagent for Trx Antibody (D-4) for WB and IHC(P) applications. This reagent is now offered in a bundle with Trx Antibody (D-4) (see ordering information below).
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Trx Antibody (D-4) is a mouse monoclonal IgG2a kappa light chain antibody that detects Thioredoxin (Trx ) in mouse, rat, and human samples through applications such as western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry, and enzyme-linked immunosorbent assay (ELISA). Trx (D-4) antibody 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. Trx is a crucial redox protein that plays a significant role in cellular processes by maintaining the redox balance within cells. Trx is primarily located in the cytoplasm but can also be found in the nucleus and mitochondria, highlighting versatility in cellular functions. Trx presence in these locations is vital for protecting cells from oxidative stress, as Trx helps to reduce disulfide bonds in proteins, thereby maintaining their functional state. Additionally, Trx is involved in regulating various signaling pathways and transcription factors, which are essential for cell growth and survival. Trx interaction with other proteins, such as Thioredoxin Reductase (TrxR), further emphasizes importance in cellular redox homeostasis and potential implications in diseases, including cancer, where Trx overexpression can contribute to tumor progression and resistance to therapy.

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

Trx Antibody (D-4) References:

  1. Physiological functions of thioredoxin and thioredoxin reductase.  |  Arnér, ES. and Holmgren, A. 2000. Eur J Biochem. 267: 6102-9. PMID: 11012661
  2. Thioredoxin reductase two modes of catalysis have evolved.  |  Williams, CH., et al. 2000. Eur J Biochem. 267: 6110-7. PMID: 11012662
  3. Thioredoxin reductase as a pathophysiological factor and drug target.  |  Becker, K., et al. 2000. Eur J Biochem. 267: 6118-25. PMID: 11012663
  4. Redox regulation by thioredoxin superfamily; protection against oxidative stress and aging.  |  Tanaka, T., et al. 2000. Free Radic Res. 33: 851-5. PMID: 11237106
  5. Properties and biological activities of thioredoxins.  |  Powis, G. and Montfort, WR. 2001. Annu Rev Pharmacol Toxicol. 41: 261-95. PMID: 11264458
  6. The thioredoxin (Trx) redox state sensor protein can visualize Trx activities in the light/dark response in chloroplasts.  |  Sugiura, K., et al. 2019. J Biol Chem. 294: 12091-12098. PMID: 31217277
  7. Enhanced Oxidative DNA-Damage in Peritoneal Dialysis Patients via the TXNIP/TRX Axis.  |  Oberacker, T., et al. 2022. Antioxidants (Basel). 11: PMID: 35740021
  8. MiR-199-3p Suppressed Inflammatory Response by Targeting MECP2 to Alleviate TRX-Induced PHN in Mice.  |  Wang, Z., et al. 2022. Cell Transplant. 31: 9636897221108192. PMID: 35838296
  9. Thioredoxin.  |  Holmgren, A. 1985. Annu Rev Biochem. 54: 237-71. PMID: 3896121
  10. Amplification and purification of plasmid-encoded thioredoxin from Escherichia coli K12.  |  Lunn, CA., et al. 1984. J Biol Chem. 259: 10469-74. PMID: 6381486
  11. Localization of thioredoxin from Escherichia coli in an osmotically sensitive compartment.  |  Lunn, CA. and Pigiet, VP. 1982. J Biol Chem. 257: 11424-30. PMID: 6811581
  12. A thioredoxin gene fusion expression system that circumvents inclusion body formation in the E. coli cytoplasm.  |  LaVallie, ER., et al. 1993. Biotechnology (N Y). 11: 187-93. PMID: 7763371

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Trx Antibody (D-4)

sc-271281
200 µg/ml
$322.00

Trx Antibody (D-4): m-IgG Fc BP-HRP Bundle

sc-551989
200 µg Ab; 10 µg BP
$361.00

Trx Antibody (D-4) AC

sc-271281 AC
500 µg/ml, 25% agarose
$424.00

Trx Antibody (D-4) HRP

sc-271281 HRP
200 µg/ml
$322.00

Trx Antibody (D-4) FITC

sc-271281 FITC
200 µg/ml
$336.00

Trx Antibody (D-4) PE

sc-271281 PE
200 µg/ml
$349.00

Trx Antibody (D-4) Alexa Fluor® 488

sc-271281 AF488
200 µg/ml
$364.00

Trx Antibody (D-4) Alexa Fluor® 546

sc-271281 AF546
200 µg/ml
$364.00

Trx Antibody (D-4) Alexa Fluor® 594

sc-271281 AF594
200 µg/ml
$364.00

Trx Antibody (D-4) Alexa Fluor® 647

sc-271281 AF647
200 µg/ml
$364.00

Trx Antibody (D-4) Alexa Fluor® 680

sc-271281 AF680
200 µg/ml
$364.00

Trx Antibody (D-4) Alexa Fluor® 790

sc-271281 AF790
200 µg/ml
$364.00

Trx (D-4) Neutralizing Peptide

sc-271281 P
100 µg/0.5 ml
$69.00

Is this for TRX1 or TRX2 protein?

Asked by: Amar
Thank you for your question. The antibody reacts to Trx1.
Answered by: BlakeJ
Date published: 2026-01-21

What application is the blocking peptide sc-271281 P appropriate for?

Asked by: Randy McDonald
Thank you for your question. The blocking peptide is intended for use as a negative control, by pre-adsorbing the mouse monoclonal antibody against the antigen. For full protocol details, please contact our Technical Services Department or view our online protocol here: https://www.scbt.com/scbt/resources/protocols/peptide-neutralization
Answered by: Technical Support
Date published: 2017-02-24
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Rated 5 out of 5 by from Ottimo funzionamentoAbbiamo comprato questo anticorpo circa un mese fa ed ha dimostrato un ottimo funzionamento (diluizione 1:1000) su estratti di cellule SiHa e C4I
Date published: 2024-03-20
Rated 4 out of 5 by from 機能が素晴らしい1か月前に使用しまして、とても良い結果が得られました。 今後引き続き使用したいと思います。1:500の希釈でした。
Date published: 2020-07-27
Rated 5 out of 5 by from Strong signalUsed in mouse spleen tissue. It was diluted to 1:500 and incubated overnight at 4C.
Date published: 2018-03-06
Rated 5 out of 5 by from Produced nice Western blot data of Trx expressionProduced nice Western blot data of Trx expression in HeLa and BJAB whole cell lysates. -SCBT QC
Date published: 2013-10-08
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Trx Antibody (D-4) is rated 4.8 out of 5 by 4.
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