Date published: 2026-4-5

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NKp44 Antibody (8F12): sc-59342

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  • NKp44 Antibody (8F12) is a mouse monoclonal IgG3 NKp44 antibody, cited in 1 publications, provided at 50 µg/500 µl
  • raised against amino acids 19-130 of NKp44 of human origin
  • recommended for detection of NKp44 of human origin by WB and IP
  • At present, we have not yet completed the identification of the preferred secondary detection reagent(s) for NKp44 Antibody (8F12). This work is in progress.
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NKp44 Antibody (8F12) is a mouse monoclonal IgG3 antibody that detects NKp44 protein of human origin by western blotting (WB) and immunoprecipitation (IP). Anti-NKp44 antibody (8F12) is available as a non-conjugated format, specifically designed to facilitate research into the role of natural killer (NK) cells in immune responses. NKp44 is a critical natural cytotoxicity receptor expressed on interleukin-2-activated human NK cells, playing a significant role in enhancing the cytotoxic activity of these cells against tumor and virally infected targets. NKp44′s structure includes one immunoglobulin-like extracellular domain, a transmembrane segment, and a cytoplasmic domain, which are essential for signaling and interaction with ligands. NKp44 interacts with a cellular ligand known as NKp44L, which is expressed during HIV-1 infection and has been linked to the progression of CD4+ T cell depletion and increased viral load. This interaction highlights NKp44′s potential as a therapeutic target in the development of vaccines for HIV-1, making NKp44 a valuable focus for ongoing immunological research. Prolactin up-regulates and cortisol down-regulates NKp44 surface expression at the transcriptional level, further emphasizing NKp44′s importance in immune modulation.

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

NKp44 Antibody (8F12) References:

  1. The three-dimensional structure of the human NK cell receptor NKp44, a triggering partner in natural cytotoxicity.  |  Cantoni, C., et al. 2003. Structure. 11: 725-34. PMID: 12791260
  2. The impaired NK cell cytolytic function in viremic HIV-1 infection is associated with a reduced surface expression of natural cytotoxicity receptors (NKp46, NKp30 and NKp44).  |  De Maria, A., et al. 2003. Eur J Immunol. 33: 2410-8. PMID: 12938217
  3. NKp44 triggers NK cell activation through DAP12 association that is not influenced by a putative cytoplasmic inhibitory sequence.  |  Campbell, KS., et al. 2004. J Immunol. 172: 899-906. PMID: 14707061
  4. Effects of prolactin and cortisol on natural killer (NK) cell surface expression and function of human natural cytotoxicity receptors (NKp46, NKp44 and NKp30).  |  Mavoungou, E., et al. 2005. Clin Exp Immunol. 139: 287-96. PMID: 15654827
  5. Novel immunoglobulin-like transcripts in teleost fish encode polymorphic receptors with cytoplasmic ITAM or ITIM and a new structural Ig domain similar to the natural cytotoxicity receptor NKp44.  |  Stet, RJ., et al. 2005. Immunogenetics. 57: 77-89. PMID: 15702329
  6. Paradoxic inhibition of human natural interferon-producing cells by the activating receptor NKp44.  |  Fuchs, A., et al. 2005. Blood. 106: 2076-82. PMID: 15941912
  7. NK cytotoxicity against CD4+ T cells during HIV-1 infection: a gp41 peptide induces the expression of an NKp44 ligand.  |  Vieillard, V., et al. 2005. Proc Natl Acad Sci U S A. 102: 10981-6. PMID: 16046540
  8. Expression of natural cytotoxicity receptors NKp30, NKp44, and NKp46 mRNAs and proteins by human hematopoietic and non-hematopoietic cells.  |  Srivastava, BI. and Srivastava, MD. 2006. Leuk Res. 30: 37-46. PMID: 16061284
  9. Human NK cytotoxicity against porcine cells is triggered by NKp44 and NKG2D.  |  Forte, P., et al. 2005. J Immunol. 175: 5463-70. PMID: 16210654

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

NKp44 Antibody (8F12)

sc-59342
50 µg/500 µl
$322.00

I am using NKp44 (8F12): sc-59342 antibody for immunoprecipitation, how much antibody should I use?

Asked by: Professor Griffin
Thank you for your question. We recommend using 1–10 µl (i.e., 0.2–2 µg) of antibody with 1 ml of cell lysate. However, optimal antibody concentration should be determined by titration. Please find our full immunoprecipitation protocol here: https://www.scbt.com/scbt/resources/protocols/immunoprecipitation-western-blots
Answered by: Technical Support
Date published: 2017-03-24
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Rated 5 out of 5 by from Good for Western BlotAntibody has been used for detection of EVs isolated from human NK-cell-enriched lymphocytes (NKLs) by Western Blot in published research. -SCBT QC
Date published: 2023-09-14
Rated 3 out of 5 by from Nice WB data obtained using human recombinantNice WB data obtained using human recombinant protein. -SCBT QC
Date published: 2013-08-03
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NKp44 Antibody (8F12) is rated 4.0 out of 5 by 2.
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