Date published: 2026-3-17

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NF90 Antibody (A-3): sc-377406

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Datasheets
  • NF90 Antibody (A-3) is a mouse monoclonal IgG2b κ NF90 antibody, cited in 5 publications, provided at 200 µg/ml
  • raised against amino acids 112-195 mapping near the N-terminus of NF90 of human origin
  • NF90 Antibody (A-3) is recommended for detection of NF90 of mouse, rat and human origin by WB, IP, IF, IHC(P) and ELISA; also reactive with additional species, including and canine and porcine
  • Anti-NF90 Antibody (A-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-IgG2b BP-HRP is the preferred secondary detection reagent for NF90 Antibody (A-3) for WB and IHC(P) applications. This reagent is now offered in a bundle with NF90 Antibody (A-3) (see ordering information below).
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NF90 Antibody (A-3) is a mouse monoclonal IgG2b kappa light chain antibody that detects NF90 protein of mouse, rat, and human origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry, and enzyme-linked immunosorbent assay (ELISA). NF90 (A-3) 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. NF90, also known as nuclear factor of activated T-cells 90 kDa, NFAR, DRBF, DRBP76, M-phase phosphoprotein 4, ILF3, or TCP80, is a crucial nuclear protein that plays a significant role in the regulation of gene expression, particularly in T-cells. NF90 exists as a heterodimer with NF45 and contains two double-stranded RNA-binding domains and one DZF domain, which are essential for binding to RNA and regulating the expression of interleukin-2 by interacting with the antigen receptor response element of the IL-2 enhancer. NF90′s structure enables interactions with double-stranded RNA, which is vital for immune response and viral defense mechanisms. NF90 also represses the replication of certain viruses, such as human rhinovirus type 2, by binding to specific regions of viral RNA, showcasing a role in both cellular regulation and antiviral responses. With six isoforms resulting from alternative splicing, NF90′s diverse functionality makes anti-NF90 antibody (A-3) an invaluable tool for researchers studying immune responses, gene regulation, and viral interactions.

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

NF90 Antibody (A-3) References:

  1. Nuclear factor-90 of activated T-cells: A double-stranded RNA-binding protein and substrate for the double-stranded RNA-dependent protein kinase, PKR.  |  Langland, JO., et al. 1999. Biochemistry. 38: 6361-8. PMID: 10320367
  2. Nuclear factor 90 is a substrate and regulator of the eukaryotic initiation factor 2 kinase double-stranded RNA-activated protein kinase.  |  Parker, LM., et al. 2001. J Biol Chem. 276: 32522-30. PMID: 11438540
  3. The RNA binding protein nuclear factor 90 functions as both a positive and negative regulator of gene expression in mammalian cells.  |  Reichman, TW., et al. 2002. Mol Cell Biol. 22: 343-56. PMID: 11739746
  4. Host cell proteins binding to the encapsidation signal epsilon in hepatitis B virus RNA.  |  Shin, HJ., et al. 2002. Arch Virol. 147: 471-91. PMID: 11958450
  5. Selective regulation of gene expression by nuclear factor 110, a member of the NF90 family of double-stranded RNA-binding proteins.  |  Reichman, TW., et al. 2003. J Mol Biol. 332: 85-98. PMID: 12946349
  6. NF45/ILF2 tissue expression, promoter analysis, and interleukin-2 transactivating function.  |  Zhao, G., et al. 2005. Exp Cell Res. 305: 312-23. PMID: 15817156
  7. The double-stranded RNA binding protein 76:NF45 heterodimer inhibits translation initiation at the rhinovirus type 2 internal ribosome entry site.  |  Merrill, MK. and Gromeier, M. 2006. J Virol. 80: 6936-42. PMID: 16809299
  8. NF90 in posttranscriptional gene regulation and microRNA biogenesis.  |  Masuda, K., et al. 2013. Int J Mol Sci. 14: 17111-21. PMID: 23965975
  9. NF90 interacts with components of RISC and modulates association of Ago2 with mRNA.  |  Grasso, G., et al. 2022. BMC Biol. 20: 194. PMID: 36050755
  10. The Polyvalent Role of NF90 in RNA Biology.  |  Grasso, G. and Kiernan, R. 2022. Int J Mol Sci. 23: PMID: 36362366
  11. Smooth muscle NF90 deficiency ameliorates diabetic atherosclerotic calcification in male mice via FBXW7-AGER1-AGEs axis.  |  Xie, F., et al. 2024. Nat Commun. 15: 4985. PMID: 38862515
  12. CsA-sensitive purine-box transcriptional regulator in bronchial epithelial cells contains NF45, NF90, and Ku.  |  Aoki, Y., et al. 1998. Am J Physiol. 275: L1164-72. PMID: 9843854

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

NF90 Antibody (A-3)

sc-377406
200 µg/ml
$322.00

NF90 Antibody (A-3): m-IgG2b BP-HRP Bundle

sc-548765
200 µg Ab; 10 µg BP
$361.00

NF90 Antibody (A-3) AC

sc-377406 AC
500 µg/ml, 25% agarose
$424.00

NF90 Antibody (A-3) HRP

sc-377406 HRP
200 µg/ml
$322.00

NF90 Antibody (A-3) FITC

sc-377406 FITC
200 µg/ml
$336.00

NF90 Antibody (A-3) PE

sc-377406 PE
200 µg/ml
$349.00

NF90 Antibody (A-3) Alexa Fluor® 488

sc-377406 AF488
200 µg/ml
$364.00

NF90 Antibody (A-3) Alexa Fluor® 546

sc-377406 AF546
200 µg/ml
$364.00

NF90 Antibody (A-3) Alexa Fluor® 594

sc-377406 AF594
200 µg/ml
$364.00

NF90 Antibody (A-3) Alexa Fluor® 647

sc-377406 AF647
200 µg/ml
$364.00

NF90 Antibody (A-3) Alexa Fluor® 680

sc-377406 AF680
200 µg/ml
$364.00

NF90 Antibody (A-3) Alexa Fluor® 790

sc-377406 AF790
200 µg/ml
$364.00

What is the recommended fixation method for immunofluorescence staining with NF90 (A-3): sc-377406 monoclonal antibody?

Asked by: Professor Griffin
Thank you for your inquiry. We recommend fixing cells for 5 minutes in -10°C methanol and allowing to air dry. The full protocol can be viewed here: https://www.scbt.com/scbt/resources/protocols/immunofluorescence-cell-staining
Answered by: Technical Support
Date published: 2017-02-24
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Rated 4 out of 5 by from GoodThis antibody works well in western blot of human whole cell extracts.
Date published: 2021-05-31
Rated 4 out of 5 by from very good antibodyI used it for western blotting with cancer cell lines of human origin and it worked pretty well, as shown in website.
Date published: 2017-10-04
Rated 5 out of 5 by from Excellent!This antibody is great in western blot analysis of NF90 expression in HeLa whole cell lysate.
Date published: 2017-02-08
Rated 5 out of 5 by from Works greatWorks great for WB of human liver cancer cell lines,I use the dilution 1:600 to 1:1000, all good result.
Date published: 2017-02-02
Rated 5 out of 5 by from Produced superb immunofluorescence nucleolarProduced superb immunofluorescence nucleolar and nuclear staining in methanol-fixed HeLa cells. -SCBT QC
Date published: 2015-05-11
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NF90 Antibody (A-3) is rated 4.7 out of 5 by 6.
  • y_2026, m_3, d_16, h_6
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