Mouse Monoclonal TDP43 antibody. Suitable for Flow Cyt, WB, sELISA, IHC-P, ICC/IF and reacts with Human, Recombinant full length protein samples. Cited in 26 publications. Immunogen corresponding to Recombinant Full Length Protein corresponding to Human TARDBP.
pH: 7.4
Flow Cyt | WB | sELISA | IHC-P | ICC/IF | |
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Human | Tested | Tested | Expected | Tested | Tested |
Recombinant full length protein | Not recommended | Not recommended | Tested | Not recommended | Not recommended |
Species | Dilution info | Notes |
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Species Human | Dilution info - | Notes ab170190 - Mouse monoclonal IgG1, is suitable for use as an isotype control with this antibody. |
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Species Recombinant full length protein | Dilution info - | Notes - |
Species | Dilution info | Notes |
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Species Human | Dilution info - | Notes - |
Species | Dilution info | Notes |
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Species Recombinant full length protein | Dilution info - | Notes - |
Species | Dilution info | Notes |
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Species Recombinant full length protein | Dilution info - | Notes - |
Species | Dilution info | Notes |
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Species Human | Dilution info Use at an assay dependent concentration. | Notes - |
Species | Dilution info | Notes |
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Species Human | Dilution info - | Notes - |
Species | Dilution info | Notes |
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Species Recombinant full length protein | Dilution info - | Notes - |
Species | Dilution info | Notes |
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Species Human | Dilution info - | Notes - |
Species | Dilution info | Notes |
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Species Recombinant full length protein | Dilution info - | Notes - |
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RNA-binding protein that is involved in various steps of RNA biogenesis and processing (PubMed:23519609). Preferentially binds, via its two RNA recognition motifs RRM1 and RRM2, to GU-repeats on RNA molecules predominantly localized within long introns and in the 3'UTR of mRNAs (PubMed:23519609, PubMed:24240615, PubMed:24464995). In turn, regulates the splicing of many non-coding and protein-coding RNAs including proteins involved in neuronal survival, as well as mRNAs that encode proteins relevant for neurodegenerative diseases (PubMed:21358640, PubMed:29438978). Plays a role in maintaining mitochondrial homeostasis by regulating the processing of mitochondrial transcripts (PubMed:28794432). Regulates also mRNA stability by recruiting CNOT7/CAF1 deadenylase on mRNA 3'UTR leading to poly(A) tail deadenylation and thus shortening (PubMed:30520513). In response to oxidative insult, associates with stalled ribosomes localized to stress granules (SGs) and contributes to cell survival (PubMed:19765185, PubMed:23398327). Participates also in the normal skeletal muscle formation and regeneration, forming cytoplasmic myo-granules and binding mRNAs that encode sarcomeric proteins (PubMed:30464263). Plays a role in the maintenance of the circadian clock periodicity via stabilization of the CRY1 and CRY2 proteins in a FBXL3-dependent manner (PubMed:27123980). Negatively regulates the expression of CDK6 (PubMed:19760257). Regulates the expression of HDAC6, ATG7 and VCP in a PPIA/CYPA-dependent manner (PubMed:25678563).
TDP43, TARDBP, TAR DNA-binding protein 43, TDP-43
Mouse Monoclonal TDP43 antibody. Suitable for Flow Cyt, WB, sELISA, IHC-P, ICC/IF and reacts with Human, Recombinant full length protein samples. Cited in 26 publications. Immunogen corresponding to Recombinant Full Length Protein corresponding to Human TARDBP.
pH: 7.4
This product was changed from ascites to tissue culture supernatant on 5/3/19. Please note that the dilutions may need to be adjusted accordingly. If you have any questions, please do not hesitate to contact our scientific support team.
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TDP43 also known as TAR DNA-binding protein 43 is a protein of approximately 43 kDa. It plays a role in various cellular processes primarily by binding to DNA and RNA. Researchers find TDP43 expressed mainly in neuronal tissues but it is present in other cell types as well. Known for its involvement in regulating gene expression and mRNA stability TDP43 interacts with other proteins within the nuclear compartment. The full function and activities of TDP43 are still under exploration but its importance in normal cellular functions is well recognized.
TDP43 acts as a regulator of RNA splicing and transcription by forming ribonucleoprotein complexes. The protein can bind to specific sequences in RNA helping in the proper processing and transport of mRNA. Furthermore TDP43 has a role in stress granule formation a cell response to stress. Researchers have identified that the protein undergoes various post-translational modifications which could influence its behavior and function within the cellular environment.
Several important pathways include TDP43 due to its functions in RNA metabolism. This protein contributes to the spliceosomal cycle and other pathways involved in mRNA processing. TDP43 interacts with proteins such as FUS and hnRNP which are also involved in RNA splicing and are essential for maintaining mRNA integrity. These relations make TDP43 an important player in regulating gene expression and protein synthesis.
The association of TDP43 with neurodegenerative diseases is significant. Its abnormal aggregation is linked to amyotrophic lateral sclerosis (ALS) and frontotemporal lobar degeneration (FTLD). In these diseases TDP43 forms insoluble inclusions within neurons and glial cells. This mislocalization and aggregation can disrupt normal cellular function leading to cell death. In the context of ALS TDP43 often associates with proteins like SOD1 which are implicated in disease pathogenesis highlighting its role in neurodegeneration.
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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.
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ab57105 staining TDP43 in human leiomyosarcoma tissue. Antibody concentration 3μg/ml.
This image was generated using the ascites version of the product.
TDP43 antibody (ab57105) at 1ug/lane + A-431 cell lysate at 25ug/lane.
This image was generated using the ascites version of the product.
All lanes: Western blot - Anti-TDP43 antibody [2E2-D3] (ab57105)
Predicted band size: 44 kDa
Overlay histogram showing HeLa cells stained with ab57105 (red line). The cells were fixed with 80% methanol (5 min) and then permeabilized with 0.1% PBS-Tween for 20 min. The cells were then incubated in 1x PBS / 10% normal goat serum / 0.3M glycine to block non-specific protein-protein interactions followed by the antibody (ab57105, 1μg/1x106 cells) for 30 min at 22°C. The secondary antibody used was DyLight® 488 goat anti-mouse IgG (H+L) (Goat Anti-Mouse IgG H&L (DyLight® 488) preadsorbed ab96879) at 1/500 dilution for 30 min at 22°C. Isotype control antibody (black line) was mouse IgG1 [ICIGG1] (Mouse IgG1, Kappa Monoclonal [B11/6] - Isotype Control ab91353, 2μg/1x106 cells) used under the same conditions. Acquisition of >5,000 events was performed. This antibody gave a positive signal in HeLa cells fixed with 4% paraformaldehyde (10 min)/permeabilized with 0.1% PBS-Tween for 20 min used under the same conditions.
This image was generated using the ascites version of the product.
ab57105 staining TDP43 in HeLa cells. Antibody concentration 10μg/ml.
This image was generated using the ascites version of the product.
Detection limit for recombinant GST tagged TDP43 is 0.3 ng/ml as a capture antibody.
This image was generated using the ascites version of the product.
ab57105 staining TDP43 overexpressed in the HEK293 cell line (cotransfected with TDP43 validated Chimera siRNA) (lane 1) or non-tranfected control (lane 2).
GAPDH used as a specificity and loading control.
This image was generated using the ascites version of the product.
All lanes: Western blot - Anti-TDP43 antibody [2E2-D3] (ab57105)
Predicted band size: 44 kDa
All lanes: Western blot - Anti-TDP43 antibody [2E2-D3] (ab57105) at 5 µg/mL
Lane 1: HEK-293T (human epithelial cell line from embryonic kidney transformed with large T antigen) transfected with TDP43, cell lysate
Lane 2: Untransfected HEK-293T cell lysate
Developed using the ECL technique.
Predicted band size: 44 kDa
TARDBP antibody (ab57105) used in immunofluorescence at 10ug/ml on HeLa cells.
This image was generated using the ascites version of the product.
Image collected and cropped by CiteAb under a CC-BY license from the publication
TDP43 western blot using anti-TDP43 antibody [2E2-D3] ab57105. Publication image and figure legend from Chandran, J. S., Sharp, P. S., et al., 2017, Sci Rep, PubMed 29116194.
ab57105 was used in this publication in western blot. This may not be the same as the application(s) guaranteed by Abcam. For a full list of applications guaranteed by Abcam for ab57105 please see the product overview.
Modulating HDAC4 expression enhances AAV9 transduction. (A) Western blot analysis of pulldowns between whole brain lysates and AAV9 (4 × 1011 vg for either virus) with streptavidin-agarose corroborates data from LC/MS. Note that endogenous SRSF1 expression was not detectable by conventional western blot, and so SRSF1-flag was overexpressed in HEK cells and incubated with the AAVs. Images shown are from multiple blots taken from a single pulldown probed for different interactors. Pulldowns were repeated at least three times for all targets shown. (B) Both AAV9 and AAV9-138 can bind to HDAC4 indicating that the HDAC4-AAV interaction does not arise purely from the capsid modification. Images shown are the same pulldown probed on different blots. (C) Two different miRNA sequences for HDAC4 demonstrate at least a 50% knockdown in HEK293T cells normalized to the control. (D) Western blot analysis of protein lysates taken 48 hrs after AAV-mcherry was added at 50,000 vg/cell show that the miHDAC4 #2 sequence augmented mcherry expression compared to a control miRNA scramble sequence. Tubulin immunoreactivity measured after stripping blot of mcherry signal. (E) Densitometry of western blots show that pretreating cells with the miHDAC4 #2 sequence yielded a 1.9 ± 0.48 (n = 5) fold increase in mcherry expression. (F) HDAC4 knockdown significantly (Student’s unpaired t-test used for each gene) reduces SF3B1, SRSF1, and SRSF5 levels in HEK293T cells stably expressing either a lentiviral miR-RNAi control or a miR-RNAi-HDAC4. (G,H) HDAC4 knockdown HEK cells show a significant increase in AAV9 particles in the nucleus compared to miR-RNAi controls at 20 minutes (Mann-Whitney test, n = 7, *p = 0.026) but not 60 minutes (Mann-Whitney test, miControl: n = 9; miHDAC4: n = 5, p = 0.15). Corrected total cell fluorescence (CTCF) was used to quantify the AAV9-138 particles as described in methods. Arrows indicate regions where viral particles are clearly co-localizing with nucleolin. Error bars represent mean ± SEM. The AAV9-138 particles are stained red and nucleolin is stained in green. Scale bar 10 µm.
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