Date published: 2025-9-14

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eNOS Antibody (A-9): sc-376751

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Datasheets
  • eNOS Antibody (A-9) is a mouse monoclonal IgG2a κ eNOS antibody, cited in 117 publications, provided at 200 µg/ml
  • specific for an epitope mapping between amino acids 1173-1202 at the C-terminus of NOS3 of human origin
  • eNOS Antibody (A-9) is recommended for detection of NOS3 of mouse, rat and human origin by WB, IP, IF, IHC(P) and ELISA
  • Anti-eNOS Antibody (A-9) 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
  • Contact our Technical Service Department (or your local Distributor) for more information on how to receive a FREE 10 µg sample of eNOS (A-9): sc-376751.
  • m-IgGκ BP-HRP is the preferred secondary detection reagent for eNOS Antibody (A-9) for WB and IHC(P) applications. This reagent is now offered in a bundle with eNOS Antibody (A-9) (see ordering information below). For additional m-IgGκ BP conjugates see our complete list of Mouse IgG Binding Proteins.

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SEE ALSO...

NOS3 Antibody (A-9) is a mouse monoclonal IgG2a kappa light chain antibody that detects NOS3 protein of mouse, rat, and human origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry, and enzyme-linked immunosorbent assay (ELISA). NOS3 Antibody (A-9) 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. NOS3, also known as endothelial nitric oxide synthase (eNOS), plays a crucial role in the cardiovascular system by synthesizing nitric oxide (NO), a signaling molecule that regulates vascular tone and blood flow. Proper functioning of NOS3 is vital for maintaining endothelial health and preventing cardiovascular diseases, as NOS3 helps mediate vasodilation and inhibit platelet aggregation. NOS3 is primarily located in endothelial cells lining blood vessels, where NOS3 activity is tightly regulated by calcium levels and calmodulin binding, ensuring NO production is responsive to physiological demands. Dysregulation of NOS3 can lead to various pathologies, including hypertension and atherosclerosis, highlighting NOS3′s importance in vascular biology and potential as a therapeutic target.

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

eNOS Antibody (A-9) References:

  1. NOS3 regulation: renal tubular epithelial cells are not simply large endothelial cells.  |  Pollock, JS. and Carmines, PK. 2006. Hypertension. 47: 19-21. PMID: 16344377
  2. Nos3-/- iPSCs model concordant signatures of in utero cardiac pathogenesis.  |  Campbell, KA., et al. 2015. J Mol Cell Cardiol. 87: 228-36. PMID: 26344701
  3. Association between NOS3 polymorphisms and osteonecrosis of the femoral head.  |  Zhao, X., et al. 2019. Artif Cells Nanomed Biotechnol. 47: 1423-1427. PMID: 31007072
  4. NOS3 gene intron 4 a/b polymorphism is associated with ESRD in autosomal dominant polycystic kidney disease patients.  |  Padhi, UN., et al. 2022. J Bras Nefrol. 44: 224-231. PMID: 35138322
  5. SIRT6 regulates endothelium-dependent relaxation by modulating nitric oxide synthase 3 (NOS3).  |  Wang, J., et al. 2023. Biochem Pharmacol. 209: 115439. PMID: 36720357
  6. Epithelial autotoxicity of nitric oxide: role in the respiratory cytopathology of pertussis.  |  Heiss, LN., et al. 1994. Proc Natl Acad Sci U S A. 91: 267-70. PMID: 7506415
  7. Requirement for transcription factor IRF-1 in NO synthase induction in macrophages.  |  Kamijo, R., et al. 1994. Science. 263: 1612-5. PMID: 7510419
  8. Nitric oxide synthases: roles, tolls, and controls.  |  Nathan, C. and Xie, QW. 1994. Cell. 78: 915-8. PMID: 7522969
  9. Nitric oxide synthase: aspects concerning structure and catalysis.  |  Marletta, MA. 1994. Cell. 78: 927-30. PMID: 7522970
  10. Regulation of nitric oxide synthase activity in human immunodeficiency virus type 1 (HIV-1)-infected monocytes: implications for HIV-associated neurological disease.  |  Bukrinsky, MI., et al. 1995. J Exp Med. 181: 735-45. PMID: 7530762
  11. NO at work.  |  Schmidt, HH. and Walter, U. 1994. Cell. 78: 919-25. PMID: 7923361
  12. Nitric oxide is an important mediator for tumoricidal activity in vivo.  |  Farias-Eisner, R., et al. 1994. Proc Natl Acad Sci U S A. 91: 9407-11. PMID: 7937779

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

eNOS Antibody (A-9)

sc-376751
200 µg/ml
$316.00

eNOS Antibody (A-9): m-IgGκ BP-HRP Bundle

sc-523081
200 µg Ab, 40 µg BP
$354.00

eNOS Antibody (A-9) AC

sc-376751 AC
500 µg/ml, 25% agarose
$416.00

eNOS Antibody (A-9) HRP

sc-376751 HRP
200 µg/ml
$316.00

eNOS Antibody (A-9) FITC

sc-376751 FITC
200 µg/ml
$330.00

eNOS Antibody (A-9) PE

sc-376751 PE
200 µg/ml
$343.00

eNOS Antibody (A-9) Alexa Fluor® 488

sc-376751 AF488
200 µg/ml
$357.00

eNOS Antibody (A-9) Alexa Fluor® 546

sc-376751 AF546
200 µg/ml
$357.00

eNOS Antibody (A-9) Alexa Fluor® 594

sc-376751 AF594
200 µg/ml
$357.00

eNOS Antibody (A-9) Alexa Fluor® 647

sc-376751 AF647
200 µg/ml
$357.00

eNOS Antibody (A-9) Alexa Fluor® 680

sc-376751 AF680
200 µg/ml
$357.00

eNOS Antibody (A-9) Alexa Fluor® 790

sc-376751 AF790
200 µg/ml
$357.00

eNOS (A-9) Neutralizing Peptide

sc-376751 P
100 µg/0.5 ml
$68.00

有没有免疫荧光的相关图片

Asked by: zhaiyujie
感谢您的提问。在eNOS 抗体 (A-9): sc-376751的产品页面上,有WB和IHC的实验图片,目前没有IF的实验图片。但是,该产品目前有多篇引用文献,您可以尝试从这些引用文献中,查找IF的实验图片。这是该产品引用文献的链接:https://www.scbt.com/zh/p/nos3-antibody-a-9#citations. Thank you for your question. On the product page of eNOS antibody (A-9): sc-376751, there are experimental pictures of WB and IHC, but currently there are no experimental pictures of IF. However, this product currently has multiple citations, and you can try to find experimental images of IF from these citations. Here is a link to the references cited for the product: https://www.scbt.com/zh/p/nos3-antibody-a-9#citations.
Answered by: Technical Service SH
Date published: 2024-10-21

Has this antibody been raised against the native or denatured structure of the protein? Is this information available somewhere for all anitbodies?

Asked by: Jaideep Sahni
Thank you for your question. sc-376751 was ran under denaturing conditions. If an antibody is ran under reducing conditions it will be listed on the product page .
Answered by: BlakeJ
Date published: 2023-03-21

Hello, I am going to try WB for e-NOS- dimers and monomers. I found the article where they used sc-654 NOS3 Abs. Then I found that it has been replaced on sc-376751.Does it work the same? May I have a sample? Any suggestions for using LT-PAGE procedure?

Asked by: NiKa
Thank you for your question. Both the discontinued antibody and its successor have been raised against C-terminus of the protein. However, since the former is a polyclonal antibody, they are not identical. NOS3 Antibody (A-9): sc-376751 is recommended for detection of NOS3 of mouse, rat and human origin by WB, IP, IF, IHC(P) and ELISA. Please feel free to reach out to our technical service team to arrange for a free sample of this antibody.
Answered by: Tech Support Europe
Date published: 2020-08-10

Does this Ab detect Ser-1177 phosphorylated form of nos3?

Asked by: Talita
Thank you for your question. This antibody has not been epitope mapped, but it does have an epitope surrounding Ser 1177. As long as the exact epitope isn't in the location of the phosphorylation, it will be able to detect both non-phospholylated and phosphorylated forms.
Answered by: Tech Service
Date published: 2021-09-20

Does sc-376751 work for IF for mouse tissue? If it does, what dilution would you suggest?

Asked by: LiHsien1
Thank you for your question. Yes, this antibody, sc-376751, NOS3 (A-9), is mouse reactive, and is recommended for IF. We recommend a starting dilution of 1:50 for IHC and IF use.
Answered by: Tech Service
Date published: 2020-08-06

what is the difference between NOS3 Antibody (A-9): sc-376751 and NOS3 Antibody (C-6) sc-376542 in immunohistochemical staining of cardiac tissue in rats and what is the recommended positive control and how antigen retrieval is performed?

Asked by: omaima ibrahim
Thank you for your question. These are very similar monoclonal antibodies for NOS3 that recognize distinct epitopes. We do not have any data specifically in rat cardiac tissue. However, the sc-376751: NOS3 (A-9) antibody has been published in rat cardiac samples several times for Western blotting, IF and IHC. For example, please see PMID: 29333212 and 30120384. We have used FFPE human pancreas and spleen as positive controls for IHC(P). The recommended antigen retrieval method was sodium citrate buffer (pH 6) with heat treatment. A link to our complete recommended protocol with details is provided below. https://www.scbt.com/scbt/resources/protocols/immunoperoxidase-staining
Answered by: Technical Support
Date published: 2019-08-30

Can you recommend a positive control to use with sc-376751: NOS3 (A-9) for Western blot?

Asked by: jenniferc
We recommend A-673: sc-2414, MCF7:sc-2206 or HUV-EC-C: sc-364180 whole cell lysates as we have great Western blot data showing specific detection of myogenin in these cell lines.
Answered by: Technical Support 10
Date published: 2020-08-06
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Rated 5 out of 5 by from Upregulation of IL-1 Receptor AntagonistUpregulation of IL-1 Receptor Antagonist by Aspirin in Glial Cells via Peroxisome Proliferator-Activated Receptor-Alpha
Date published: 2024-08-01
Rated 4 out of 5 by from Antibody for WBI tried this antibody for WB. It worked on brain tissue at 1:500
Date published: 2023-03-08
Rated 4 out of 5 by from Works wellWorks at a dilution of 1:500 on mouse lung lysates
Date published: 2021-02-18
Rated 4 out of 5 by from It works in westernI use 1:500 in WB of HUVECs,the band is not very clear,but it work in WB,I think it shoud use 1:100-200 in WB.
Date published: 2018-03-09
Rated 3 out of 5 by from Good antibodyWorked well with western blotting at 1:500 dilution.
Date published: 2017-09-27
Rated 5 out of 5 by from Good antibody for WBStrong WB signal obtained using this antibody sample at 1:500 dilultion against HCAEC whole cell lysates. Good and quick service. Thanks.
Date published: 2017-05-19
Rated 5 out of 5 by from niceWe used this antibody to detect NOS3 in brain tissue of mouse by Western blot analysis and the results are amazing. If you use SDS-PAGE gel, we suggest that run the gel for 0.5 h at 40 V, then turn to 100V for 1-1.5h, you will get nice blot.
Date published: 2017-04-07
Rated 4 out of 5 by from great resultWe used this antibody(sc-376751) to detect NOS3 in mouse placenta by Western blot analysis and got a good result.
Date published: 2017-02-23
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eNOS Antibody (A-9) is rated 4.3 out of 5 by 17.
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