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AB176887

Anti-MERTK antibody [Y323] - Low endotoxin, Azide free

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(2 Publications)

Rabbit Recombinant Monoclonal MERTK antibody. Carrier free. Suitable for IHC-Fr, IP, WB, IHC-P and reacts with Human samples. Cited in 2 publications.

View Alternative Names

MER, MERTK, Tyrosine-protein kinase Mer, Proto-oncogene c-Mer, Receptor tyrosine kinase MerTK

4 Images
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-MERTK antibody [Y323] - Low endotoxin, Azide free (AB176887)
  • IHC-P

Unknown

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-MERTK antibody [Y323] - Low endotoxin, Azide free (AB176887)

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of human lymphoma tissue labeling MERTK with unpurified ab52968 at a 1/50 dilution.

This data was developed using the same antibody clone in a different buffer formulation containing PBS BSA glycerol and sodium azide (ab52968).

Perform heat mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-MERTK antibody [Y323] - Low endotoxin, Azide free (AB176887)
  • IHC-P

Unknown

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-MERTK antibody [Y323] - Low endotoxin, Azide free (AB176887)

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of human tonsil tissue labeling MERTK with purified ab52968 at 1/500.

Heat mediated antigen retrieval was performed using Tris/EDTA buffer pH 9. ab97051 a HRP-conjugated goat anti-rabbit IgG (H+L) was used as the secondary antibody (1/500). Counterstained with hematoxylin.

Negative control using PBS instead of primary antibody (Inset).

This data was developed using the same antibody clone in a different buffer formulation containing PBS BSA glycerol and sodium azide (ab52968).

Immunoprecipitation - Anti-MERTK antibody [Y323] - Low endotoxin, Azide free (AB176887)
  • IP

Unknown

Immunoprecipitation - Anti-MERTK antibody [Y323] - Low endotoxin, Azide free (AB176887)

Lane 1 : ab52968 (purified) at 1/20 immunoprecipitating MERTK in HEK-293 (Human epithelial cell line from embryonic kidney) cell lysate.

Lane 2 - PBS.

For western blotting, a HRP-conjugated anti-rabbit IgG, specific to the non-reduced form of IgG was used as the secondary antibody (1/1500).
Blocking/Dilution buffer and concentration : 5% NFDM/TBST.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab52968).

All lanes:

Immunoprecipitation - Anti-MERTK antibody [Y323] (<a href='/en-us/products/primary-antibodies/mertk-antibody-y323-ab52968'>ab52968</a>)

Predicted band size: 110 kDa

Observed band size: 140-180 kDa

false

Western blot - Anti-MERTK antibody [Y323] - Low endotoxin, Azide free (AB176887)
  • WB

Lab

Western blot - Anti-MERTK antibody [Y323] - Low endotoxin, Azide free (AB176887)

This data was developed using the same antibody clone in a different buffer formulation (ab52968 ).

Western blot : Anti-MERTK antibody [Y323] (ab52968) staining at 1/1000 dilution, shown in green; Mouse anti-GAPDH antibody [6C5] (ab8245) loading control staining at 1/20000 dilution, shown in magenta. In Western blot, ab52968 was shown to bind specifically to MERTK. A band was observed at 160 kDa in wild-type A549 cell lysates with no signal observed at this size in MERTK knockout cell line. To generate this image, wild-type and MERTK knockout A549 cell lysates were analysed. First, samples were run on an SDS-PAGE gel then transferred onto a nitrocellulose membrane. Membranes were blocked in 3 % milk in TBS-0.1 % Tween® 20 (TBS-T) before incubation with primary antibodies overnight at 4 °C. Blots were washed four times in TBS-T, incubated with secondary antibodies for 1 h at room temperature, washed again four times then imaged. Secondary antibodies used were Goat anti-Rabbit IgG H&L 800CW and Goat anti-Mouse IgG H&L 680RD at 1/20000 dilution.

All lanes:

Western blot - Anti-MERTK antibody [Y323] (<a href='/en-us/products/primary-antibodies/mertk-antibody-y323-ab52968'>ab52968</a>) at 1/1000 dilution

Lane 1:

Wild-type A549 cell lysate at 20 µg

Lane 2:

MERTK knockout A549 cell lysate at 20 µg

Lane 2:

Western blot - Human MERTK knockout A549 cell line (<a href='/en-us/products/cell-lines/human-mertk-knockout-a549-cell-line-ab301074'>ab301074</a>)

Lane 3:

HAP1 cell lysate at 20 µg

Lane 4:

HeLa cell lysate at 20 µg

Secondary

All lanes:

Goat anti-Rabbit IgG H&L 800CW and Goat anti-Mouse IgG H&L 680RD at 1/20000 dilution

Observed band size: 160 kDa

false

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

Y323

Isotype

IgG

Carrier free

Yes

Reacts with

Human

Applications

IHC-Fr, IP, IHC-P, WB

applications

Immunogen

The exact immunogen used to generate this antibody is proprietary information.

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Species", "Dilution Info", "Notes"], "tabs": { "all-applications": {"fullname" : "All Applications", "shortname": "All Applications"}, "IHCFr" : {"fullname" : "Immunohistochemistry (Frozen sections)", "shortname":"IHC-Fr"}, "IP" : {"fullname" : "Immunoprecipitation", "shortname":"IP"}, "FlowCyt" : {"fullname" : "Flow Cytometry", "shortname":"Flow Cyt"}, "WB" : {"fullname" : "Western blot", "shortname":"WB"}, "ICCIF" : {"fullname" : "Immunocytochemistry/ Immunofluorescence", "shortname":"ICC/IF"}, "IHCP" : {"fullname" : "Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections)", "shortname":"IHC-P"} }, "product-promise": { "all": "all", "testedAndGuaranteed": "tested", "guaranteed": "expected", "predicted": "predicted", "notRecommended": "not-recommended" } }, "values": { "Human": { "IHCFr-species-checked": "testedAndGuaranteed", "IHCFr-species-dilution-info": "", "IHCFr-species-notes": "<p></p>", "IP-species-checked": "testedAndGuaranteed", "IP-species-dilution-info": "", "IP-species-notes": "<p></p>", "FlowCyt-species-checked": "notRecommended", "FlowCyt-species-dilution-info": "", "FlowCyt-species-notes": "<p>(paraformaldehyde or methanol fixed cells)</p><p><a href='/en-us/products/primary-antibodies/rabbit-igg-monoclonal-epr25a-isotype-control-ab172730'>ab172730</a> - Rabbit monoclonal IgG, is suitable for use as an isotype control with this antibody.</p>", "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "", "WB-species-notes": "<p><strong>For unpurified use at 1/500.</strong></p>", "ICCIF-species-checked": "notRecommended", "ICCIF-species-dilution-info": "", "ICCIF-species-notes": "<p></p>", "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "", "IHCP-species-notes": "<p></p> Perform heat-mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol." } } }

Product details

ab176887 is the carrier-free version of ab52968.

Patented technology
Our RabMAb® technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to RabMAb® patents.

Conjugation ready
Our carrier-free antibodies are typically supplied in a PBS-only formulation, purified and free of BSA, sodium azide and glycerol. This conjugation-ready format is designed for use with fluorochromes, metal isotopes, oligonucleotides, and enzymes, which makes them ideal for antibody labelling, functional and cell-based assays, flow-based assays (e.g. mass cytometry) and Multiplex Imaging applications.

Use our conjugation kits for antibody conjugates that are ready-to-use in as little as 20 minutes with 1 minute hands-on-time and 100% antibody recovery: available for fluorescent dyes, HRP, biotin and gold.

Compatibility
This product is compatible with the Maxpar® Antibody Labeling Kit from Fluidigm, without the need for antibody preparation. Maxpar® is a trademark of Fluidigm Canada Inc.

What does low endotoxin mean?
Our low endotoxin, azide-free formats have low endotoxin level (1 EU/mg, determined by the TAL assay) and are free from azide, to achieve consistent experimental results in functional assays.

Properties and storage information

Form
Liquid
Purification technique
Affinity purification Protein A
Storage buffer
Constituents: PBS
Shipped at conditions
Blue Ice
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
+4°C
Storage information
Do Not Freeze

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

The MERTK protein also known as c-Mer tyrosine kinase plays a mechanical role as a receptor tyrosine kinase with a mass of approximately 110 kDa. It is expressed in multiple tissues including the retina immune cells and some epithelial cells. MERTK functions by binding with its ligands facilitating downstream signaling that affects cellular functions. The receptor is part of the TAM family alongside proteins like AXL and TYRO3.
Biological function summary

The receptor MERTK orchestrates processes critical for maintaining cellular homeostasis such as efferocytosis and immune response regulation. It does not operate alone but often interacts with other cellular components to form functional complexes. This protein contributes significantly to phagocytosis a cellular process for clearing apoptotic cells ensuring a controlled immune environment.

Pathways

Several signal transduction pathways involve c-Mer tyrosine kinase in maintaining cellular communication. Notably it participates in the RAS/MAPK and PI3K/AKT pathways which are essential for cell survival and proliferation. These pathways involve interactions with proteins such as GAB1 and SOS highlighting the receptor's integration in cell signaling networks.

Aberrant activity of MERTK has associations with cancer and autoimmune disorders. In cancers such as leukemia overexpression of the MERTK protein promotes cell survival and proliferation. Its interaction with other proteins like GRB2 can further exacerbate oncogenic pathways. In autoimmune diseases dysregulated MERTK expression can lead to improper clearance of apoptotic cells contributing to systemic inflammation.

Product protocols

For this product, it's our understanding that no specific protocols are required. You can visit:

Target data

Receptor tyrosine kinase that transduces signals from the extracellular matrix into the cytoplasm by binding to several ligands including LGALS3, TUB, TULP1 or GAS6. Regulates many physiological processes including cell survival, migration, differentiation, and phagocytosis of apoptotic cells (efferocytosis). Ligand binding at the cell surface induces autophosphorylation of MERTK on its intracellular domain that provides docking sites for downstream signaling molecules. Following activation by ligand, interacts with GRB2 or PLCG2 and induces phosphorylation of MAPK1, MAPK2, FAK/PTK2 or RAC1. MERTK signaling plays a role in various processes such as macrophage clearance of apoptotic cells, platelet aggregation, cytoskeleton reorganization and engulfment (PubMed : 32640697). Functions in the retinal pigment epithelium (RPE) as a regulator of rod outer segments fragments phagocytosis. Also plays an important role in inhibition of Toll-like receptors (TLRs)-mediated innate immune response by activating STAT1, which selectively induces production of suppressors of cytokine signaling SOCS1 and SOCS3.
See full target information MERTK

Publications (2)

Recent publications for all applications. Explore the full list and refine your search

Cell reports 42:112513 PubMed37204925

2023

Tissue-resident, extravascular Ly6c monocytes are critical for inflammation in the synovium.

Applications

Unspecified application

Species

Unspecified reactive species

Anna B Montgomery,Shang Yang Chen,Yidan Wang,Gaurav Gadhvi,Maximilian G Mayr,Carla M Cuda,Salina Dominguez,Hadijat-Kubura Moradeke Makinde,Miranda G Gurra,Alexander V Misharin,Arthur M Mandelin,Eric M Ruderman,Anjali Thakrar,Simran Brar,Mary Carns,Kathleen Aren,Mahzad Akbarpour,Andrew Filer,Saba Nayar,Ana Teososio,Triin Major,Ankit Bharat,G R Scott Budinger,Deborah R Winter,Harris Perlman

Frontiers in immunology 9:742 PubMed29706963

2018

Protective Role of the MER Tyrosine Kinase Efferocytosis in Rheumatoid Arthritis Models.

Applications

Unspecified application

Species

Unspecified reactive species

Claire E J Waterborg,Silke Beermann,Mathijs G A Broeren,Miranda B Bennink,Marije I Koenders,Peter L E M van Lent,Wim B van den Berg,Peter M van der Kraan,Fons A J van de Loo
View all publications

Product promise

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