Rabbit Recombinant Monoclonal TIM 3 antibody. Suitable for IP, WB, IHC-P, mIHC and reacts with Human, Mouse, Rat samples. Cited in 20 publications.
IgG
Rabbit
pH: 7.2 - 7.4
Preservative: 0.01% Sodium azide
Constituents: PBS, 40% Glycerol (glycerin, glycerine), 0.05% BSA
Liquid
Monoclonal
IP | Flow Cyt | WB | ICC/IF | IHC-P | mIHC | |
---|---|---|---|---|---|---|
Human | Tested | Not recommended | Tested | Not recommended | Tested | Tested |
Mouse | Expected | Not recommended | Tested | Not recommended | Tested | Expected |
Rat | Expected | Not recommended | Expected | Not recommended | Tested | Expected |
Species | Dilution info | Notes |
---|---|---|
Species Human | Dilution info 1/30 | Notes Perform heat-mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol. |
Species | Dilution info | Notes |
---|---|---|
Species Mouse, Rat | Dilution info Use at an assay dependent concentration. | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info - | Notes Perform heat-mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol. |
Species Rat | Dilution info - | Notes Perform heat-mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol. |
Species Human | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info 1/1000 | Notes - |
Species Human | Dilution info 1/1000 | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Rat | Dilution info Use at an assay dependent concentration. | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse, Rat, Human | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info 1/1000 | Notes Perform heat-mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol. |
Species Rat | Dilution info 1/1000 | Notes Perform heat-mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol. |
Species Human | Dilution info 1/1000 | Notes Perform heat-mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol. |
Species | Dilution info | Notes |
---|---|---|
Species Human | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse, Rat | Dilution info Use at an assay dependent concentration. | Notes - |
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Cell surface receptor implicated in modulating innate and adaptive immune responses. Generally accepted to have an inhibiting function. Reports on stimulating functions suggest that the activity may be influenced by the cellular context and/or the respective ligand (PubMed:24825777). Regulates macrophage activation (PubMed:11823861). Inhibits T-helper type 1 lymphocyte (Th1)-mediated auto- and alloimmune responses and promotes immunological tolerance (PubMed:14556005). In CD8+ cells attenuates TCR-induced signaling, specifically by blocking NF-kappaB and NFAT promoter activities resulting in the loss of IL-2 secretion. The function may implicate its association with LCK proposed to impair phosphorylation of TCR subunits, and/or LGALS9-dependent recruitment of PTPRC to the immunological synapse (PubMed:24337741, PubMed:26492563). In contrast, shown to activate TCR-induced signaling in T-cells probably implicating ZAP70, LCP2, LCK and FYN (By similarity). Expressed on Treg cells can inhibit Th17 cell responses (PubMed:24838857). Receptor for LGALS9 (PubMed:16286920, PubMed:24337741). Binding to LGALS9 is believed to result in suppression of T-cell responses; the resulting apoptosis of antigen-specific cells may implicate HAVCR2 phosphorylation and disruption of its association with BAG6. Binding to LGALS9 is proposed to be involved in innate immune response to intracellular pathogens. Expressed on Th1 cells interacts with LGALS9 expressed on Mycobacterium tuberculosis-infected macrophages to stimulate antibactericidal activity including IL-1 beta secretion and to restrict intracellular bacterial growth (By similarity). However, the function as receptor for LGALS9 has been challenged (PubMed:23555261). Also reported to enhance CD8+ T-cell responses to an acute infection such as by Listeria monocytogenes (By similarity). Receptor for phosphatidylserine (PtSer); PtSer-binding is calcium-dependent. May recognize PtSer on apoptotic cells leading to their phagocytosis. Mediates the engulfment of apoptotic cells by dendritic cells. Expressed on T-cells, promotes conjugation but not engulfment of apoptotic cells. Expressed on dendritic cells (DCs) positively regulates innate immune response and in synergy with Toll-like receptors promotes secretion of TNF-alpha. In tumor-imfiltrating DCs suppresses nucleic acid-mediated innate immune repsonse by interaction with HMGB1 and interfering with nucleic acid-sensing and trafficking of nucleid acids to endosomes (By similarity). Expressed on natural killer (NK) cells acts as a coreceptor to enhance IFN-gamma production in response to LGALS9 (PubMed:22323453). In contrast, shown to suppress NK cell-mediated cytotoxicity (PubMed:22383801). Negatively regulates NK cell function in LPS-induced endotoxic shock (By similarity).
Hepatitis A virus cellular receptor 2, HAVcr-2, T-cell immunoglobulin and mucin domain-containing protein 3, T-cell immunoglobulin mucin receptor 3, T-cell membrane protein 3, TIMD-3, TIM-3, HAVCR2, TIM3, TIMD3
Rabbit Recombinant Monoclonal TIM 3 antibody. Suitable for IP, WB, IHC-P, mIHC and reacts with Human, Mouse, Rat samples. Cited in 20 publications.
Hepatitis A virus cellular receptor 2, HAVcr-2, T-cell immunoglobulin and mucin domain-containing protein 3, T-cell immunoglobulin mucin receptor 3, T-cell membrane protein 3, TIMD-3, TIM-3, HAVCR2, TIM3, TIMD3
IgG
Rabbit
pH: 7.2 - 7.4
Preservative: 0.01% Sodium azide
Constituents: PBS, 40% Glycerol (glycerin, glycerine), 0.05% BSA
Liquid
Monoclonal
EPR22241
Affinity purification Protein A
Blue Ice
1-2 weeks
+4°C
-20°C
Upon delivery aliquot
Avoid freeze / thaw cycle
Our RabMAb® technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to RabMAb® patents.
This product is a recombinant monoclonal antibody, which offers several advantages including:
For more information, read more on recombinant antibodies.
This supplementary information is collated from multiple sources and compiled automatically.
TIM-3 also known as T cell immunoglobulin and mucin-domain containing-3 or HAVCR2 is a protein involved in immune regulation. It possesses an approximate mass of 35 kDa. TIM-3 is expressed on various immune cells including T cells NK cells and dendritic cells especially after activation. The expression level often changes in response to inflammatory conditions suggesting its role in modulating immune responses.
TIM-3 functions as a checkpoint inhibitor impacting immune cell activity. It is not part of a larger physical complex but it modulates immune responses by interacting with its ligands such as Galectin-9 phosphatidylserine and CEACAM1. TIM-3 involvement in downregulating Th1 cell responses shows its necessary role in maintaining immune homeostasis. The protein also acts in regulating tolerance mechanisms and preventing autoimmunity.
TIM-3 participation is seen in the immune checkpoint and T cell exhaustion pathways. TIM-3 signaling results in T cell inhibition affecting the PD-1 pathway as well. It shares a relationship with proteins like LAG-3 and PD-1 which are key to immune inhibitory signaling. These interactions depict TIM-3's role in immune tolerance during chronic infections and malignancies.
TIM-3 association with cancer and chronic infections provides insight into therapeutic implications. In cancer TIM-3 contributes to immune evasion often co-expressed with PD-1 leading to T cell exhaustion. In autoimmune diseases TIM-3 modulation may affect disease progression by influencing immune tolerance. Understanding TIM-3's role in these contexts aids in developing targeted therapies such as anti-TIM-3 antibodies to enhance immune responses in cancer while promoting tolerance in autoimmunity.
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We have not tested this specific species and application combination in-house, but expect it will work. It is covered by our product promise.
This species and application combination has not been tested, but we predict it will work based on strong homology. However, this combination is not covered by our product promise.
We do not recommend this combination. It is not covered by our product promise.
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Immunohistochemical analysis of paraffin-embedded human lung cancer tissue labeling TIM 3 with ab241332 at 1/1000 dilution, followed by Goat Anti-Rabbit IgG H&L (HRP) ready to use. Cytoplasmic and membranous staining on both infiltrated immunocytes and tumor cells of human lung cancer (PMID: 22586058) is observed. Counter stained with hematoxylin.
Secondary antibody only control: Used PBS instead of primary antibody, secondary antibody is Goat Anti-Rabbit IgG H&L (HRP) ready to use.
Heat mediated antigen retrieval using Antigen Retrieval Buffer (100X Tris-EDTA Buffer, pH 9.0) ab93684 (Tris/EDTA buffer, pH 9.0).
Immunohistochemical analysis of paraffin-embedded mouse spleen tissue labeling TIM 3 with ab241332 at 1/1000 dilution, followed by Goat Anti-Rabbit IgG H&L (HRP) ready to use. Cytoplasmic and membranous staining on subsets of immune cells of mouse spleen is observed. Counter stained with hematoxylin.
Secondary antibody only control: Used PBS instead of primary antibody, secondary antibody is Goat Anti-Rabbit IgG H&L (HRP) ready to use.
Heat mediated antigen retrieval using Antigen Retrieval Buffer (100X Tris-EDTA Buffer, pH 9.0) ab93684 (Tris/EDTA buffer, pH 9.0).
TIM 3 was immunoprecipitated from 0.35 mg of Daudi (human Burkitt's lymphoma cell line) whole cell lysate with ab241332 at 1/30 dilution. Western blot was performed from the immunoprecipitate using ab241332 at 1/500 dilution. VeriBlot for IP Detection Reagent (HRP) (VeriBlot for IP Detection Reagent (HRP) ab131366), was used for detection at 1/1000 dilution.
Lane 1: Daudi lysate 10 μg (Input).
Lane 2: ab241332 IP in Daudi whole cell lysate (+).
Lane 3: Rabbit monoclonal IgG (Rabbit IgG, monoclonal [EPR25A] - Isotype Control ab172730) instead of ab241332 in Daudi whole cell lysate (-).
Blocking and dilution buffer and concentration: 5% NFDM/TBST.
Exposure time: 3 minutes.
All lanes: Immunoprecipitation - Anti-TIM 3 antibody [EPR22241] (ab241332)
Predicted band size: 33 kDa
Observed band size: 50 kDa
Immunohistochemical analysis of paraffin-embedded human liver tissue labeling TIM 3 with ab241332 at 1/1000 dilution, followed by Goat Anti-Rabbit IgG H&L (HRP) ready to use. Cytoplasmic and membranous staining on Kupffer cells of human liver (PMID: 27192565) is observed. Counter stained with hematoxylin.
Secondary antibody only control: Used PBS instead of primary antibody, secondary antibody is Goat Anti-Rabbit IgG H&L (HRP) ready to use.
Heat mediated antigen retrieval using Antigen Retrieval Buffer (100X Tris-EDTA Buffer, pH 9.0) ab93684 (Tris/EDTA buffer, pH 9.0).
Immunohistochemical analysis of paraffin-embedded rat spleen tissue labeling TIM 3 with ab241332 at 1/1000 dilution, followed by Goat Anti-Rabbit IgG H&L (HRP) ready to use. Cytoplasmic and membranous staining on subsets of immune cells of rat spleen is observed. Counter stained with hematoxylin.
Secondary antibody only control: Used PBS instead of primary antibody, secondary antibody is Goat Anti-Rabbit IgG H&L (HRP) ready to use.
Heat mediated antigen retrieval using Antigen Retrieval Buffer (100X Tris-EDTA Buffer, pH 9.0) ab93684 (Tris/EDTA buffer, pH 9.0).
Blocking and dilution buffer: 5% NFDM/TBST.
Lanes 3 & 4 were developed using a higher sensitivity ECL substrate.
All lanes: Western blot - Anti-TIM 3 antibody [EPR22241] (ab241332) at 1/1000 dilution
Lane 1: Daudi (human Burkitt's lymphoma cell line) whole cell lysate at 20 µg
Lane 2: Daudi whole cell lysate (treated with PNGase F) at 20 mg/mL
Lane 3: RAW 264.7 (mouse macrophage cell line transformed with Abelson murine leukemia virus) whole cell lysate at 20 µg
Lane 4: RAW 264.7 whole cell lysate (treated with PNGase F) at 20 µg
All lanes: Western blot - Goat Anti-Rabbit IgG H&L (HRP) (Goat Anti-Rabbit IgG H&L (HRP) ab97051) at 1/20000 dilution
Developed using the ECL technique.
Predicted band size: 33 kDa
Observed band size: 40 kDa, 50-60 kDa
Exposure time: 70s
Tissue Microarrays stained for "Anti-TIM 3 antibody [EPR22241]" using "ab241332"in immunohistochemical analysis. This table provides a detailed overview of positive (tick mark) and negative (cross mark) staining per sample type tested. The sections were pre-treated using Heat mediated antigen retrieval using Antigen Retrieval Buffer (100X Tris-EDTA Buffer, pH 9.0) ab93684 (Tris/EDTA buffer, pH 9.0). The sections were incubated with ab241332 at +4°C overnight followed by a ready to use Goat Anti-Rabbit IgG H&L (HRP polymer).
Tissue Microarrays stained for "Anti-TIM 3 antibody [EPR22241]" using "ab241332"in immunohistochemical analysis. This table provides a detailed overview of positive (tick mark) and negative (cross mark) staining per sample type tested. The sections were pre-treated using Heat mediated antigen retrieval using Antigen Retrieval Buffer (100X Tris-EDTA Buffer, pH 9.0) ab93684 (Tris/EDTA buffer, pH 9.0). The sections were incubated with ab241332 at +4°C overnight followed by a ready to use Goat Anti-Rabbit IgG H&L (HRP polymer).
This data was developed using Anti-TIM 3 antibody [EPR22241] - BSA and Azide free ab242080, the same antibody clone in a different buffer formulation.
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of Human tonsil labelling PD1 with Anti-PD1 antibody [EPR23119-111] ab243644 at 1/500 dilution (1.02 µg/mL) (D), CD8 with Anti-CD8 alpha antibody [SP239] ab178089 at 1/100 dilution (0.83 μg/ml) (C) and TIM 3 with Anti-TIM 3 antibody [EPR22241] - BSA and Azide free ab242080 at 1/500 dilution (2.09 μg/ml) (B). Opal Polymer HRP Ms + Rb was used as a secondary antibody, and DAPI was used for a nuclear counter stain. Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution 2) for 20 mins.
Panel A: merged staining of anti-TIM 3 (green; Opal™690), anti-CD8 (red; Opal™520) and anti-PD1 (gray; Opal™570) on human tonsil.
Panel B: anti-TIM 3 stained on membrane of a subset of immune cells.
Panel C: anti-CD8 stained on membrane of a subset of T cells.
Panel D: anti-PD1 stained on membrane of a subset of lymphocytes.
The section was incubated in three rounds of staining: in the order of Anti-TIM 3 antibody [EPR22241] - BSA and Azide free ab242080, Anti-PD1 antibody [EPR23119-111] ab243644 and Anti-CD8 alpha antibody [SP239] ab178089 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
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