Rabbit Recombinant Monoclonal Axl antibody. Carrier free. Suitable for WB and reacts with Mouse, Rat, Human samples.
pH: 7.2 - 7.4
Constituents: PBS
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Species Mouse, Rat, Human | Dilution info - | Notes - |
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Receptor tyrosine kinase that transduces signals from the extracellular matrix into the cytoplasm by binding growth factor GAS6 and which is thus regulating many physiological processes including cell survival, cell proliferation, migration and differentiation. Ligand binding at the cell surface induces dimerization and autophosphorylation of AXL. Following activation by ligand, AXL binds and induces tyrosine phosphorylation of PI3-kinase subunits PIK3R1, PIK3R2 and PIK3R3; but also GRB2, PLCG1, LCK and PTPN11. Other downstream substrate candidates for AXL are CBL, NCK2, SOCS1 and TNS2. Recruitment of GRB2 and phosphatidylinositol 3 kinase regulatory subunits by AXL leads to the downstream activation of the AKT kinase. GAS6/AXL signaling plays a role in various processes such as endothelial cell survival during acidification by preventing apoptosis, optimal cytokine signaling during human natural killer cell development, hepatic regeneration, gonadotropin-releasing hormone neuron survival and migration, platelet activation, or regulation of thrombotic responses. Also plays an important role in inhibition of Toll-like receptors (TLRs)-mediated innate immune response. (Microbial infection) Acts as a receptor for lassa virus and lymphocytic choriomeningitis virus, possibly through GAS6 binding to phosphatidyl-serine at the surface of virion envelope. (Microbial infection) Acts as a receptor for Ebolavirus, possibly through GAS6 binding to phosphatidyl-serine at the surface of virion envelope. (Microbial infection) Promotes Zika virus entry in glial cells, Sertoli cells and astrocytes (PubMed:28076778, PubMed:29379210, PubMed:31311882). Additionally, Zika virus potentiates AXL kinase activity to antagonize type I interferon signaling and thereby promotes infection (PubMed:28076778). Interferon signaling inhibition occurs via an SOCS1-dependent mechanism (PubMed:29379210).
UFO, AXL, Tyrosine-protein kinase receptor UFO, AXL oncogene
Rabbit Recombinant Monoclonal Axl antibody. Carrier free. Suitable for WB and reacts with Mouse, Rat, Human samples.
pH: 7.2 - 7.4
Constituents: PBS
ab234258 is the carrier-free version of Anti-Axl antibody [EPR21107] ab215205.
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.
Our carrier-free antibodies are typically supplied in a PBS-only formulation, purified and free of BSA, sodium azide and glycerol. The carrier-free buffer and high concentration allow for increased conjugation efficiency.
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.
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.
The Axl protein also known as AXL receptor tyrosine kinase plays a significant role in cell signaling. It has a molecular weight of approximately 98 kDa. Axl is a transmembrane receptor that is expressed in a variety of tissues including the immune system reproductive organs and the central nervous system. It is mainly recognized for transmitting signals from the extracellular matrix into the cytoplasm by binding with its ligand Gas6.
Axl is important in mediating cell survival proliferation and migration. It functions as part of the TAM family of receptors which also includes Tyro3 and Mer. Axl often forms complexes with these receptors to facilitate efficient signaling. This interaction triggers phosphorylation events that activate downstream signaling proteins reinforcing its influence in cellular functions.
Axl is deeply involved in the PI3K-Akt and MAPK signaling pathways which are central to cellular growth and survival. In these pathways Axl interacts closely with proteins like PI3K and Akt to regulate processes such as apoptosis and metabolism. Its interaction with these pathways places Axl as an important modulator of intracellular signaling cascades.
Axl has been implicated in cancer progression and immune response dysregulation. In many cancer types Axl overexpression links to tumor invasion metastasis and resistance to therapy. Moreover Axl’s role in autoimmune diseases becomes evident through its association with the Gas6 protein. Exploring these connections furthers understanding of how Axl's aberrant activity influences health and disease.
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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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This data was developed using the same antibody clone in a different buffer formulation (Anti-Axl antibody [EPR21107] ab215205).
Lanes 1-4: Merged signal (red and green). Green - Anti-Axl antibody [EPR21107] ab215205 observed at 80,140 kDa. Red - loading control, Anti-GAPDH antibody [6C5] - Loading Control ab8245 observed at 37 kDa.
Anti-Axl antibody [EPR21107] ab215205 Anti-Axl antibody [EPR21107] was shown to specifically react with Axl in wild-type HeLa cells. Loss of signal was observed when knockout cell line Human AXL knockout HeLa cell line ab261810 (knockout cell lysate Human AXL knockout HeLa cell lysate ab257151) was used. Wild-type and Axl knockout samples were subjected to SDS-PAGE. Anti-Axl antibody [EPR21107] ab215205 and Anti-GAPDH antibody [6C5] - Loading Control (Anti-GAPDH antibody [6C5] - Loading Control ab8245) were incubated overnight at 4°C at 1 in 1000 dilution and 1 in 20000 dilution respectively. Blots were developed with Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed (Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed ab216773) and Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed (Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed ab216776) secondary antibodies at 1 in 10000 dilution for 1 hour at room temperature before imaging.
All lanes: Western blot - Anti-Axl antibody [EPR21107] (Anti-Axl antibody [EPR21107] ab215205) at 1/1000 dilution
Lane 1: Wild-type HeLa cell lysate at 20 µg
Lane 2: AXL knockout HeLa cell lysate at 20 µg
Lane 3: NCI-H1299 cell lysate at 20 µg
Lane 4: Jurkat cell lysate at 20 µg
Performed under reducing conditions.
Predicted band size: 98 kDa
Observed band size: 140 kDa
This data was developed using the same antibody clone in a different buffer formulation (Anti-Axl antibody [EPR21107] ab215205).
Lanes 1 - 4: Merged signal (red and green). Green - Anti-Axl antibody [EPR21107] ab215205 observed at 135 kDa. Red - loading control, Anti-alpha Tubulin antibody [DM1A] - Loading Control ab7291 (Mouse anti-Alpha Tubulin [DM1A]) observed at 55kDa.
Anti-Axl antibody [EPR21107] ab215205 was shown to react with Axl in western blot. Membranes were blocked in 3% milk in TBS-T (0.1% Tween®) before incubation with Anti-Axl antibody [EPR21107] ab215205 and Anti-alpha Tubulin antibody [DM1A] - Loading Control ab7291 (Mouse anti-Alpha Tubulin [DM1A]) overnight at 4°C at a 1 in 1000 Dilution and a 1 in 20000 dilution respectively. Blots were incubated with Goat anti-Rabbit IgG H&L (IRDye® 800CW) preabsorbed (Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed ab216773) and Goat anti-Mouse IgG H&L (IRDye® 680RD) preabsorbed (Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed ab216776) secondary antibodies at 1 in 20000 dilution for 1 hour at room temperature before imaging.
All lanes: Western blot - Anti-Axl antibody [EPR21107] (Anti-Axl antibody [EPR21107] ab215205) at 1/1000 dilution
Lane 1: Wild-type HeLa cell lysate at 40 µg
Lane 2: AXL knockout HeLa cell lysate at 40 µg
Lane 3: Wild-type HeLa cell lysate at 20 µg
Lane 4: AXL knockout HeLa cell lysate at 20 µg
Performed under reducing conditions.
Predicted band size: 98 kDa
Observed band size: 135 kDa
Blocking/Dilution buffer: 5% NFDM/TBST.
Negative control: Jurkat
The 140 kDa band corresponds to the full-length Axl, while the 80 kDa band could be the cleaved form of Axl (PMID: 7822279 and 19541935).
The apparent molecular mass is higher than predicted, likely due to glycosylation (PMID: 23629654).
This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (Anti-Axl antibody [EPR21107] ab215205).
All lanes: Western blot - Anti-Axl antibody [EPR21107] (Anti-Axl antibody [EPR21107] ab215205) at 1/1000 dilution
Lane 1: DU 145 (human prostate carcinoma cell line) whole cell lysate at 20 µg
Lane 2: NCI-H1299 (human lung carcinoma cell line) whole cell lysate at 20 µg
Lane 3: Jurkat (human T cell leukemia cell line from peripheral blood) whole cell lysate at 20 µg
All lanes: Western blot - Goat Anti-Rabbit IgG H&L (HRP) (Goat Anti-Rabbit IgG H&L (HRP) ab97051) at 1/50000 dilution
Developed using the ECL technique.
Predicted band size: 98 kDa
Observed band size: 140 kDa, 80 kDa
Exposure time: 29s
This data was developed using Anti-Axl antibody [EPR21107] ab215205, the same antibody clone in a different buffer formulation.
Blocking and diluting buffer and concentration: 5% NFDM/TBST.
Anti-Axl antibody [EPR19880] ab219651 exhibits low sensitivity in western blot. It is recommended to use Anti-Axl antibody [EPR23892-15] ab259831 or Anti-Axl antibody [EPR21107] ab215205 as alternatives or to optimize experimental conditions by increasing the sample loading amount, using a lower antibody dilution ratio, and employing femtogram-level sensitivity substrates.
Lanes 1 - 3: Western blot - Anti-Axl antibody [EPR19880] (Anti-Axl antibody [EPR19880] ab219651) at 1/1000 dilution
Lanes 5 - 7: Western blot - Anti-Axl antibody [EPR23892-15] (Anti-Axl antibody [EPR23892-15] ab259831) at 1/1000 dilution
Lanes 9 - 11: Western blot - Anti-Axl antibody [EPR21107] (Anti-Axl antibody [EPR21107] ab215205) at 1/1000 dilution
Lanes 1, 5 and 9: HeLa (human cervix adenocarcinoma epithelial cell) whole cell lysate 20 µg
Lanes 2, 6 and 9: HUVEC (human umbilical vein endothelial cell line) whole cell lysate 20 µg
Lanes 3, 7 and 11: A549 (Human lung carcinoma epithelial cell) whole cell lysate 20 µg
Lanes 4, 8 and 12: Jurkat (human T cell leukemia cell line from peripheral blood) whole cell lysate 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
Predicted band size: 98 kDa
Observed band size: 80 kDa, 140 kDa
Exposure time: 180s
This data was developed using the same antibody clone in a different buffer formulation (Anti-Axl antibody [EPR21107] ab215205). False colour image of Western blot: Anti-Axl antibody [EPR21107] staining at 1/1000 dilution, shown in green; Mouse anti-GAPDH antibody [6C5] (Anti-GAPDH antibody [6C5] - Loading Control ab8245) loading control staining at 1/20000 dilution, shown in red. In Western blot, Anti-Axl antibody [EPR21107] ab215205 was shown to bind specifically to Axl. A band was observed at 135 kDa in wild-type A549 cell lysates with no signal observed at this size in AXL knockout cell line Human AXL knockout A549 cell line ab273744 (knockout cell lysate ab273780). To generate this image, wild-type and AXL 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-Axl antibody [EPR21107] (Anti-Axl antibody [EPR21107] ab215205) at 1/1000 dilution
Lane 1: Wild-type A549 cell lysate at 20 µg
Lane 2: AXL knockout A549 cell lysate at 20 µg
Lane 2: Western blot - Human AXL knockout A549 cell line (Human AXL knockout A549 cell line ab273744)
Lane 3: A549 cell lysate at 20 µg
Lane 4: Jurkat cell lysate at 20 µg
Performed under reducing conditions.
Predicted band size: 98 kDa
Observed band size: 135 kDa
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