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AB312309

Anti-Tau antibody [EPR26001-28] - BSA and Azide free

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Rabbit Recombinant Monoclonal TAU antibody. Carrier free. Suitable for WB, IHC-Fr, ICC/IF, Flow Cyt (Intra), IP and reacts with Mouse samples.

View Alternative Names

Mtapt, Tau, Mapt, Microtubule-associated protein tau, Neurofibrillary tangle protein, Paired helical filament-tau, PHF-tau, Big tau

6 Images
Immunocytochemistry/ Immunofluorescence - Anti-Tau antibody [EPR26001-28] - BSA and Azide free (AB312309)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-Tau antibody [EPR26001-28] - BSA and Azide free (AB312309)

This data was developed using ab312308, the same antibody clone in a different buffer formulation. Immunofluorescent analysis of 4% Paraformaldehyde-fixed, 0.1% TritonX-100 permeabilized mouse primary neuron cells labelling Tau with ab312308 at 1/100 (5.26 ug/ml) dilution, followed by ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed antibody at 1/1000 2 ug/ml dilution (Green). Confocal image showing cytoplasmic staining in mouse primary neuron. Confocal scanning Z step was set as 0.3 μm followed by image processing with maximum Z projection. Image was taken with a confocal microscope(Leica-Microsystems, TCS SP8). is observed. ab11267 Anti-MAP2 mouse monoclonal antibody was used to counterstain tubulin at 1/500 4ug/ml dilution (Red). The Nuclear counterstain was DAPI (Blue). Secondary antibody only control : Secondary antibody is ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed at 1/1000 2 ug/ml dilution.

Immunohistochemistry (Frozen sections) - Anti-Tau antibody [EPR26001-28] - BSA and Azide free (AB312309)
  • IHC-Fr

Supplier Data

Immunohistochemistry (Frozen sections) - Anti-Tau antibody [EPR26001-28] - BSA and Azide free (AB312309)

This data was developed using ab312308, the same antibody clone in a different buffer formulation. Immunohistochemical analysis of 4% PFA-fixed, 0.2% Triton X-100 permeabilized frozen Mouse heart (fresh) tissue labeling Tau with ab312308 at 1/100 (5.26 ug/ml) dilution followed by ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed at 1/1000 2 ug/mL dilution (Green). Negative control : confocal image showing no staining on mouse heart. The nuclear counterstain was DAPI (Blue). The section was incubated with ab312308 for 60 mins at room temperature. The section was then mounted using Fluoromount®.The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Image was taken with a confocal microscope (Leica-Microsystems, TCS SP8). is observed. The nuclear counterstain was DAPI (Blue). Secondary antibody control : Secondary antibody is ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbedat 1/1000 2 ug/mL dilution.

Immunohistochemistry (Frozen sections) - Anti-Tau antibody [EPR26001-28] - BSA and Azide free (AB312309)
  • IHC-Fr

Supplier Data

Immunohistochemistry (Frozen sections) - Anti-Tau antibody [EPR26001-28] - BSA and Azide free (AB312309)

This data was developed using ab312308, the same antibody clone in a different buffer formulation. Immunohistochemical analysis of 4% PFA-fixed, 0.2% Triton X-100 permeabilized frozen Mouse cerebrum (fresh) tissue labeling Tau with ab312308 at 1/100 (5.26 ug/ml) dilution followed by ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed at 1/1000 2 ug/mL dilution (Green). Confocal image showing positive staining on mouse cerebrum. The nuclear counterstain was DAPI (Blue). The section was incubated with ab312308 for 60 mins at room temperature. The section was then mounted using Fluoromount®.The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Image was taken with a confocal microscope (Leica-Microsystems, TCS SP8). is observed. The nuclear counterstain was DAPI (Blue). Secondary antibody control : Secondary antibody is ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbedat 1/1000 2 ug/mL dilution.

Flow Cytometry (Intracellular) - Anti-Tau antibody [EPR26001-28] - BSA and Azide free (AB312309)
  • Flow Cyt (Intra)

Supplier Data

Flow Cytometry (Intracellular) - Anti-Tau antibody [EPR26001-28] - BSA and Azide free (AB312309)

This data was developed using ab312308, the same antibody clone in a different buffer formulation. Flow cytometric analysis of 4% paraformaldehyde fixed 90% methanol permeabilized mouse primary neuron cells labelling Tau with ab312308 at 1/500 dilution (0.1 ug)/Right (Red) compared with a Rabbit monoclonal IgG (ab172730) / Left isotype control and an unlabelled control (cells without incubation with primary antibody and secondary antibody) (Blue). A Goat Anti-Rabbit IgG (Alexa Fluor® 488, ab150081) at 1/5000 dilution was used as the secondary antibody.

Immunoprecipitation - Anti-Tau antibody [EPR26001-28] - BSA and Azide free (AB312309)
  • IP

Supplier Data

Immunoprecipitation - Anti-Tau antibody [EPR26001-28] - BSA and Azide free (AB312309)

This data was developed using ab312308, the same antibody clone in a different buffer formulation. Tau was immunoprecipitated from 0.35 mg Mouse brain tissue lysate with ab312308 at 1/30 dilution (2ug in 0.35mg lysates). Western blot was performed on the immunoprecipitate using ab312308 at 1/1000 dilution. VeriBlot for IP secondary antibody(HRP)(ab131366) was used at 1/5000 dilution. Lane 1 : Mouse brain tissue lysate Lane 2 : ab312308 IP in Mouse brain tissue lysate Lane 3 : Rabbit monoclonal IgG (ab172730) instead of ab312308 in mouse brain tissue lysate Blocking and dilution buffer and concentration : 5% NFDM/TBST. Exposure time : 3 seconds

All lanes:

Immunoprecipitation - Anti-Tau antibody [EPR26001-28] (<a href='/en-us/products/primary-antibodies/tau-antibody-epr26001-28-ab312308'>ab312308</a>) at 1/30 dilution

All lanes:

Mouse brain tissue lysate

Secondary

All lanes:

Immunoprecipitation - VeriBlot for IP Detection Reagent (HRP) (<a href='/en-us/products/reagents/veriblot-for-ip-detection-reagent-hrp-ab131366'>ab131366</a>) at 1/5000 dilution

false

Exposure time: 3s

Western blot - Anti-Tau antibody [EPR26001-28] - BSA and Azide free (AB312309)
  • WB

Supplier Data

Western blot - Anti-Tau antibody [EPR26001-28] - BSA and Azide free (AB312309)

This data was developed using ab312308, the same antibody clone in a different buffer formulation.

Blocking and diluting buffer and concentration : 5% NFDM/TBST

Negative control : spleen, heart (PMID : 24386422).

The molecular weight observed is consistent with what has been described in the literature (PMID : 24386422).

This antibody does not react with human Tau.

In Western blot, anti-GAPDH antibody (ab181602) loading control staining at 1/200000 dilution.

Exposure time : 8 seconds

All lanes:

Western blot - Anti-Tau antibody [EPR26001-28] (<a href='/en-us/products/primary-antibodies/tau-antibody-epr26001-28-ab312308'>ab312308</a>) at 1/1000 dilution

Lane 1:

Mouse hippocampus tissue lysate at 20 µg

Lane 2:

Mouse brain tissue lysate at 20 µg

Lane 3:

Mouse spleen tissue lysate at 20 µg

Lane 4:

Mouse heart tissue lysate at 20 µg

Lane 5:

Human brain tissue lysate at 20 µg

Secondary

All lanes:

Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/100000 dilution

Observed band size: 45-70 kDa

false

Exposure time: 8s

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR26001-28

Isotype

IgG

Carrier free

Yes

Reacts with

Mouse

Applications

IP, ICC/IF, Flow Cyt (Intra), IHC-Fr, WB

applications

Immunogen

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

Reactivity data

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Product details

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.

What are the advantages of a recombinant monoclonal antibody?
This product is a recombinant monoclonal antibody, which offers several advantages including:

  • - High batch-to-batch consistency and reproducibility
  • - Improved sensitivity and specificity
  • - Long-term security of supply
  • - Animal-free batch production

For more information, read more on recombinant antibodies.

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.

Properties and storage information

Form
Liquid
Purification technique
Affinity purification Protein A
Storage buffer
pH: 7.2 - 7.4 Constituents: PBS
Shipped at conditions
Blue Ice
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
+4°C

Supplementary information

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

Tau also known as microtubule-associated protein Tau (MAPT) plays an important role in stabilizing microtubules in neuronal cells. Tau is primarily found in the central nervous system but also exists in peripheral neurons. Human Tau protein comes in six isoforms due to alternative splicing with molecular weights ranging from 48 kDa to 67 kDa. This protein predominantly locates in the axons of neurons where it maintains the stability of microtubule tracks necessary for axonal transport.
Biological function summary

Tau is involved in the assembly and stabilization of microtubules essential for maintaining neuronal structure. It interacts with microtubule-binding domains (MBD) to bind and bundle microtubules facilitating intracellular transport. Tau forms a part of the neuronal cytoskeleton complex working closely with other cytoskeletal proteins to preserve the proper axonal transport and function. Abnormally phosphorylated Tau often termed phospho-Tau disrupts this complex affecting microtubule stability.

Pathways

Tau has critical involvement in several signaling cascades such as the microtubule-binding and transport pathways. Glycogen synthase kinase 3 beta (GSK3β) and cyclin-dependent kinase 5 (CDK5) frequently phosphorylate Tau controlling its interaction with microtubules. Phosphorylated Tau accumulates leading to the formation of neurofibrillary tangles often observed in neurodegenerative conditions. Additionally Tau interacts with GAPDH impacting cellular energy regulation through potential pathway cross-talk involving oxidative stress responses.

Tau is closely associated with Alzheimer's disease and frontotemporal dementia. In Alzheimer's disease hyperphosphorylated Tau aggregates into paired helical filaments forming neurofibrillary tangles while similar aggregates are observed in frontotemporal dementia. In these conditions Tau links to amyloid precursor protein (APP) where misregulated phosphorylation-driven interactions contribute to neurodegeneration. Identifying phospho-Tau and its altered interactions with related proteins aids in understanding and potentially treating these disorders.

Product protocols

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

Target data

Promotes microtubule assembly and stability, and might be involved in the establishment and maintenance of neuronal polarity. The C-terminus binds axonal microtubules while the N-terminus binds neural plasma membrane components, suggesting that tau functions as a linker protein between both. Axonal polarity is predetermined by tau localization (in the neuronal cell) in the domain of the cell body defined by the centrosome. The short isoforms allow plasticity of the cytoskeleton whereas the longer isoforms may preferentially play a role in its stabilization.
See full target information Mapt

Product promise

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For full details, please see our Terms & Conditions

Please note: All products are 'FOR RESEARCH USE ONLY. NOT FOR USE IN DIAGNOSTIC OR THERAPEUTIC PROCEDURES'.

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