Date published: 2026-4-12

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Trk Antibody (B-3): sc-7268

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Datasheets
  • Trk Antibody (B-3) is a mouse monoclonal IgG2a κ Trk antibody, cited in 72 publications, provided at 200 µg/ml
  • specific for an epitope mapping between amino acids 783-796 at the C-terminus of Trk of human origin
  • Trk Antibody (B-3) is recommended for detection of Trk A, Trk B and Trk C of mouse, rat and human origin by WB, IP, IF, IHC(P) and ELISA; also reactive with additional species, including and bovine and porcine
  • Anti-Trk Antibody (B-3) 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-IgG2a BP-HRP and m-IgGκ BP-HRP are the preferred secondary detection reagents for Trk Antibody (B-3) for WB and IHC(P) applications. These reagents are now offered in bundles with Trk Antibody (B-3) (see ordering information below).
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Trk Antibody (B-3) is a mouse monoclonal IgG2a kappa light chain antibody engineered to recognize the Trk family of receptors, including Trk A (NTRK1), Trk B (NTRK2), and Trk C (NTRK3), across multiple species such as mouse, rat, human, bovine, and porcine. Trk mouse monoclonal antibody (B-3) specifically binds to an epitope mapping between amino acids 783-796 at the C-terminus of the Trk proteins, making it suitable for applications in western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry with paraffin-embedded sections (IHCP), and enzyme-linked immunosorbent assay (ELISA). Also known as Pan Trk, TRKA/B/C, and NTRK1/2/3 antibody, anti-Trk antibody (B-3) is available in both non-conjugated and various conjugated forms, including agarose, horseradish peroxidase (HRP), phycoerythrin (PE), fluorescein isothiocyanate (FITC), and multiple Alexa Fluor® variants, providing flexibility for diverse experimental requirements. Trk proteins are members of the tropomyosin receptor kinase family and function as critical tyrosine kinase receptors for neurotrophic factors such as nerve growth factor (NGF), brain-derived neurotrophic factor (BDNF), and neurotrophin-3 (NT-3). These interactions are essential for the development, maintenance, and function of the central and peripheral nervous systems, influencing neuronal survival, differentiation, and synaptic plasticity. Anti-Trk antibody (B-3) enables detailed study of the signaling pathways involved in neurodevelopmental processes and neurological disorders. Trk monoclonal antibody (B-3) detection of Trk A, B, and C across various species provides a versatile tool for researchers investigating the molecular mechanisms underlying neuronal growth and function.

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

Trk Antibody (B-3)

sc-7268
200 µg/ml
$322.00

Trk Antibody (B-3): m-IgGκ BP-HRP Bundle

sc-520483
200 µg Ab, 40 µg BP
$361.00

Trk Antibody (B-3): m-IgG2a BP-HRP Bundle

sc-546081
200 µg Ab; 10 µg BP
$361.00

Trk Antibody (B-3) AC

sc-7268 AC
500 µg/ml, 25% agarose
$424.00

Trk Antibody (B-3) HRP

sc-7268 HRP
200 µg/ml
$322.00

Trk Antibody (B-3) FITC

sc-7268 FITC
200 µg/ml
$336.00

Trk Antibody (B-3) PE

sc-7268 PE
200 µg/ml
$349.00

Trk Antibody (B-3) Alexa Fluor® 488

sc-7268 AF488
200 µg/ml
$364.00

Trk Antibody (B-3) Alexa Fluor® 546

sc-7268 AF546
200 µg/ml
$364.00

Trk Antibody (B-3) Alexa Fluor® 594

sc-7268 AF594
200 µg/ml
$364.00

Trk Antibody (B-3) Alexa Fluor® 647

sc-7268 AF647
200 µg/ml
$364.00

Trk Antibody (B-3) Alexa Fluor® 680

sc-7268 AF680
200 µg/ml
$364.00

Trk Antibody (B-3) Alexa Fluor® 790

sc-7268 AF790
200 µg/ml
$364.00

Trk (B-3) Neutralizing Peptide

sc-7268 P
100 µg/0.5 ml
$69.00

Hi, I want to use this antibody for IHC paraffin, what antigen retrieval buffer is recommended: (citrate pH 6 or Tris-EDTA pH 9) thanks

Asked by: marycruz68
We recommend using sodium citrate buffer (pH 6.0) with heat treatment for antigen retrieval with this antibody.
Answered by: Technical Support
Date published: 2019-01-12

For use in IHC paraffin, antigen retrieval what it is recommended?

Asked by: Lorena Alonso
Thank you for your message. Please find on the following link our highly recommended protocol: https://www.scbt.com/scbt/resources/protocols/immunoperoxidase-staining If you have further questions, please do not hesitate to contact our Technical Service by phone or email or by Live Chat.
Answered by: SCBT Heidelberg Support
Date published: 2018-11-27

How can Trk (B-3): sc-7268 mouse monoclonal antibody be used for double or triple staining, if the other primary antibodies are also raised in mouse?

Asked by: jenni
In this case, we recommend using a directly conjugated mouse monoclonal primary antibody. Trk (B-3): sc-7268 monoclonal antibody is currently available conjugated to phycoerythrin (sc-7268 PE), fluorescein (sc-7268 FITC), Alexa Fluor® 488 (sc-7268 AF488) or Alexa Fluor® 647 (sc-7268 AF647)
Answered by: Technical Service 11
Date published: 2017-01-17

How should the blocking peptide sc-7268 P be used?

Asked by: jenni
Thank you for your question. The blocking peptide is intended to be used as a negative control by preadsorbing the Trk (B-3): sc-7268 with it prior to application. The full protocol can be found here: https://www.scbt.com/scbt/resources/protocols/peptide-neutralization
Answered by: Technical Support 5
Date published: 2017-01-16
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Rated 5 out of 5 by from Great results in IHCWe tested this antibody in IHC at two different concentrations (1:50 and 1:100), with antigen retrieval, on paraffin sections of rabbit encephalon. At both concentrations the results were excellent.
Date published: 2025-03-27
Rated 5 out of 5 by from Works well for WBWorks well on neonatal mouse lungs at concentration of 30ug. Antibody dilution will be 1:200 for overnight at 4oC
Date published: 2024-12-13
Rated 1 out of 5 by from Results vary from Lot to LotI got 2 sample size Abs for SC-7268 (Lot no. A1122) and (Lot No. C0423). Lot No. A1122 works nicely with 30ug lung lysate, incubated with 1:250 dilution, at 4oC, O/N. But Lot C0423, gave no signal at all, with the same samples, same condition. The membrane was totally blank, while there was abundant expression of of the housekeeping gene
Date published: 2024-03-29
Rated 4 out of 5 by from Works wellI have used this antibody about 5 times now in Western blots. Works consistently to detect my overexpressed TrkA clones.
Date published: 2021-04-14
Rated 1 out of 5 by from Does not work in IP or WesternI received a sample of this antibody. Used it in side by side IPs and western with their C-15 Trk antibody. The C-15 antibody worked beautifully. The B-3 antibody did not work at all.
Date published: 2018-10-30
Rated 1 out of 5 by from 没有得到目的蛋白的条带想要检测细胞里的融合TRKA蛋白,进行了两次实验,稀释比例分别是1:20和1:100,都没有能够得到目的蛋白的条带
Date published: 2018-01-29
Rated 2 out of 5 by from Worked for me in IHC but with backgroundIt worked in my IHC but with background. I think it is better to used the blocking peptide.
Date published: 2017-11-13
Rated 2 out of 5 by from Worked for me in IHC but with backgroundI had background, maybe it is better to use the blocking peptide.
Date published: 2017-11-10
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Trk Antibody (B-3) is rated 3.8 out of 5 by 18.
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