NKp46, along with NKp30 and NKp44, are activating receptors that have been collectively termed the natural cytotoxicity receptors (NCR) (1). These receptors are expressed almost exclusively by NK cells and play a major role in triggering some of the key lytic activities of NK cells. In human systems, the CD56dimCD16+ subpopulation that makes up the majority of NK cells in the peripheral blood and spleen expresses NKp46 in both resting and activated states (2). The main NK cell population of the lymph node (CD56brightCD16-) expresses low levels of NKp46 in resting cells, but expression is upregulated by IL-2. Mouse NKp46, also known as MAR-1 (3), is a type I transmembrane protein with two extracellular Ig-like domains. It has a positive charge in its transmembrane domain that permits association with the ITAM-bearing signal adapter proteins, CD3 zeta and Fc epsilon RI gamma (4). Studies with neutralizing antibodies indicate that the three NCR are primarily responsible for triggering the NK-mediated lysis of many human tumor cell lines. Blocking any of the NCRs individually resulted in partial inhibition of tumor cell lysis, but nearly complete inhibition of lysis was observed if all three receptors were blocked simultaneously (5). NKp46 has also been implicated in recognition of virus-infected cells through its capacity to bind to viral hemagglutinins (6 - 8).
Mouse NKp46/NCR1 Biotinylated Antibody
R&D Systems | Catalog # BAF2225
Key Product Details
Species Reactivity
Validated:
Mouse
Cited:
Mouse
Applications
Validated:
Western Blot
Cited:
Immunohistochemistry, Immunohistochemistry-Paraffin, Flow Cytometry
Label
Biotin
Antibody Source
Polyclonal Goat IgG
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Product Specifications
Immunogen
Mouse myeloma cell line NS0-derived recombinant mouse NKp46
Glu22-Asn255
Accession # Q8C567
Glu22-Asn255
Accession # Q8C567
Specificity
Detects mouse NKp46 in Western blots. In this format, approximately 10% cross-reactivity with recombinant human (rh) NKp46 is observed and less than 1% cross-reactivity with rhNKp30 and rhNKp80 is observed.
Clonality
Polyclonal
Host
Goat
Isotype
IgG
Scientific Data Images for Mouse NKp46/NCR1 Biotinylated Antibody
Detection of Mouse NKp46/NCR1 by Immunocytochemistry/Immunofluorescence
Paternal MHC expression on trophoblast.(a) Expression of paternal H-2Dd on gd9.5 trophoblast from B6 females impregnated by either B6 (top), D8 (middle) or BALB/c (bottom) males. BALB/c mice endogenously express H-2Dd. (b) H-2Dd and cytokeratin staining on control spleen cells. Scale bar=25 μm. (c) Representative sections of the distribution of NKp46+ DBA−(brown) and NKp46+ DBA+ (pink) uNK in the region of trophoblast invasion in the central decidua at gd9.5. Dashed lines demarcate the approximate boundary between invasive ectoplacental cone trophoblast and maternal decidua basalis. Scale bar=250 μm. DBA, Dolichos biflorus agglutinin. Image collected and cropped by CiteAb from the following publication (https://www.nature.com/articles/ncomms4359), licensed under a CC-BY license. Not internally tested by R&D Systems.Detection of Mouse NKp46/NCR1 by Immunocytochemistry/Immunofluorescence
Paternal H-2Dd expression on trophoblast results in impaired arterial remodelling.(a) Immunohistochemical staining for NKp46 and DBA reveals abundant uNK around decidual vessels, independent of paternal MHC. Scale bar=100 μm. DBA, Dolichos biflorus agglutinin. (b) H&E staining of uterine arteries illustrating the strategy used to measure vessel size (yellow dashed ring) and relative thickness (surface area ratio between areas surrounded by yellow and black ring, red arrows). Scale bar=25 μm. (c–e) Stereological and immunohistochemical analysis of arterial size (c) and relative thickness (d) in the decidua of B6 females mated with either B6 or D8 males. Pooled data from 4 litters per cross, n=13–15 implantation sites. P-values from unpaired Student’s t-tests. Means±s.e.m. (e) Representative staining for smooth muscle actin showing that the characteristic loss of actin in the media of spiral arteries is reduced in matings with D8 males (black arrows). Scale bars=100 μm. Image collected and cropped by CiteAb from the following publication (https://www.nature.com/articles/ncomms4359), licensed under a CC-BY license. Not internally tested by R&D Systems.Applications for Mouse NKp46/NCR1 Biotinylated Antibody
Application
Recommended Usage
Western Blot
0.1 µg/mL
Sample: Recombinant Mouse NKp46/NCR1 Fc Chimera (Catalog # 2225-NK)
Sample: Recombinant Mouse NKp46/NCR1 Fc Chimera (Catalog # 2225-NK)
Reviewed Applications
Read 2 reviews rated 4.5 using BAF2225 in the following applications:
Formulation, Preparation, and Storage
Purification
Antigen Affinity-purified
Reconstitution
Reconstitute at 0.2 mg/mL in sterile PBS.
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Formulation
Lyophilized from a 0.2 μm filtered solution in PBS with BSA as a carrier protein.
Shipping
The product is shipped at ambient temperature. Upon receipt, store it immediately at the temperature recommended below.
Stability & Storage
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
- 12 months from date of receipt, -20 to -70 °C as supplied.
- 1 month, 2 to 8 °C under sterile conditions after reconstitution.
- 6 months, -20 to -70 °C under sterile conditions after reconstitution.
Calculators
Background: NKp46/NCR1
References
- Moretta, L. and A. Moretta (2004) EMBO J. 23:255.
- Ferlazzo, G. et al. (2004) J. Immunol. 172:1455.
- Biassoni, R. et al. (1999) Eur. J. Immunol. 29:1014.
- Westgaard, I. et al. (2004) J. Leukoc. Biol. PMID 15356098.
- Pende, D. et al. (1999) J. Exp. Med. 190:1505.
- Arnon, T. et al. (2004) Blood 103:664.
- Arnon, T. et al. (2001) Eur. J. Immunol. 31:2680.
- Mandelboim, O. et al. (2001) Nature 409:1055.
Alternate Names
CD335, Ly94, MAR-1, NCR1
Gene Symbol
NCR1
UniProt
Additional NKp46/NCR1 Products
Product Documents for Mouse NKp46/NCR1 Biotinylated Antibody
Certificate of Analysis
To download a Certificate of Analysis, please enter a lot or batch number in the search box below.
Note: Certificate of Analysis not available for kit components.
Product Specific Notices for Mouse NKp46/NCR1 Biotinylated Antibody
For research use only
Citations for Mouse NKp46/NCR1 Biotinylated Antibody
Customer Reviews for Mouse NKp46/NCR1 Biotinylated Antibody (2)
4.5 out of 5
2 Customer Ratings
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Application: ImmunohistochemistrySample Tested: Spleen tissueSpecies: MouseVerified Customer | Posted 11/29/2016Dako Protein Block (Cat#x0909) 1/100 dilution Antibody reconstituted 50ug/500ul PBS Secondary ab - Dako En Vision - HRP RTU Anti-Mouse (Cat#K4000)
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Application: ImmunofluorescenceSample Tested: Frozen mouse spleenSpecies: MouseVerified Customer | Posted 02/18/2016Nkp46 Staining in mouse spleen (20x)
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Protocols
Find general support by application which include: protocols, troubleshooting, illustrated assays, videos and webinars.
- Cellular Response to Hypoxia Protocols
- R&D Systems Quality Control Western Blot Protocol
- Troubleshooting Guide: Western Blot Figures
- Western Blot Conditions
- Western Blot Protocol
- Western Blot Protocol for Cell Lysates
- Western Blot Troubleshooting
- Western Blot Troubleshooting Guide
- View all Protocols, Troubleshooting, Illustrated assays and Webinars
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