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AB240107

Anti-Staufen/STAU1 antibody [EPR7966] - BSA and Azide free

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Rabbit Recombinant Monoclonal Staufen/STAU1 antibody. Carrier free. Suitable for WB, ICC/IF, Flow Cyt (Intra) and reacts with Mouse, Rat, Human samples.

View Alternative Names

STAU, STAU1, Double-stranded RNA-binding protein Staufen homolog 1

5 Images
Flow Cytometry (Intracellular) - Anti-Staufen/STAU1 antibody [EPR7966] - BSA and Azide free (AB240107)
  • Flow Cyt (Intra)

Unknown

Flow Cytometry (Intracellular) - Anti-Staufen/STAU1 antibody [EPR7966] - BSA and Azide free (AB240107)

Overlay histogram showing SHSY-5Y cells stained with ab137100 (red line). The cells were fixed with 4% paraformaldehyde (10 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 (ab137100, 1/10000 dilution) for 30 min at 22°C. The secondary antibody used was Alexa Fluor® 488 goat anti-rabbit IgG (H&L) (ab150077) at 1/2000 dilution for 30 min at 22°C. Isotype control antibody (black line) was rabbit IgG (monoclonal) (0.1μg/1x106 cells) used under the same conditions. Unlabelled sample (blue line) was also used as a control. Acquisition of >5,000 events were collected using a 20mW Argon ion laser (488nm) and 525/30 bandpass filter. This antibody gave a positive signal in SHSY-5Y cells fixed with 80% methanol (5 min)/permeabilized with 0.1% PBS-Tween for 20 min used under the same conditions.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab137100).

This image was generated using the unpurified version of the product.

Immunocytochemistry/ Immunofluorescence - Anti-Staufen/STAU1 antibody [EPR7966] - BSA and Azide free (AB240107)
  • ICC/IF

Unknown

Immunocytochemistry/ Immunofluorescence - Anti-Staufen/STAU1 antibody [EPR7966] - BSA and Azide free (AB240107)

Immunofluorescent analysis of HepG2 cells labelling Staufen/STAU1 with ab137100 at 1/250 dilution.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab137100).

This image was generated using the unpurified version of the product.

Immunocytochemistry/ Immunofluorescence - Anti-Staufen/STAU1 antibody [EPR7966] - BSA and Azide free (AB240107)
  • ICC/IF

Unknown

Immunocytochemistry/ Immunofluorescence - Anti-Staufen/STAU1 antibody [EPR7966] - BSA and Azide free (AB240107)

Immunocytochemistry/ Immunofluorescence analysis of Jurkat (Human T cell leukemia T lymphocyte) cells labeling Staufen/STAU1 with Purified ab137100 at 1 : 100 dilution (5.1 μg/ml). Cells were fixed in 4% Paraformaldehyde and permeabilized with 0.1% tritonX-100. Cells were counterstained with ab195889 Anti-alpha Tubulin antibody [DM1A] - Microtubule Marker (Alexa Fluor® 594) 1 : 200 (2.5 μg/ml). Goat anti rabbit IgG (Alexa Fluor® 488, ab150077) was used as the secondary antibody at 1 : 1000 (2 μg/ml) dilution. DAPI nuclear counterstain. PBS instead of the primary antibody was used as the secondary antibody only control.

This data was developed using the same antibody clone in a different buffer formulation containing tissue culture supernatant, PBS, BSA, glycerol and sodium azide (ab137100).

Flow Cytometry (Intracellular) - Anti-Staufen/STAU1 antibody [EPR7966] - BSA and Azide free (AB240107)
  • Flow Cyt (Intra)

Unknown

Flow Cytometry (Intracellular) - Anti-Staufen/STAU1 antibody [EPR7966] - BSA and Azide free (AB240107)

Intracellular Flow Cytometry analysis of SH-SY5Y (Human neuroblastoma epithelial cell) cells labeling Staufen/STAU1 with Purified ab137100 at 1/50 dilution (10μg/ml) (red). Cells were fixed with 4% Paraformaldehyde. A Goat anti rabbit IgG (Alexa Fluor® 488, ab150077) secondary antibody was used at 1/2000. Isotype control - Rabbit monoclonal IgG (Black). Unlabeled control - Cell without incubation with primary antibody and secondary antibody (Blue).

This data was developed using the same antibody clone in a different buffer formulation containing tissue culture supernatant, PBS, BSA, glycerol and sodium azide (ab137100).

Immunocytochemistry/ Immunofluorescence - Anti-Staufen/STAU1 antibody [EPR7966] - BSA and Azide free (AB240107)
  • ICC/IF

Unknown

Immunocytochemistry/ Immunofluorescence - Anti-Staufen/STAU1 antibody [EPR7966] - BSA and Azide free (AB240107)

Immunofluorescent analysis of HeLa (Human epithelial cell line from cervix adenocarcinoma) cells labeling Staufen/STAU1 with ab137100 at 1/250 dilution.

This data was developed using the same antibody clone in a different buffer formulation containing tissue culture supernatant, PBS, BSA, glycerol and sodium azide (ab137100).

This image was generated using the unpurified version of the product.

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR7966

Isotype

IgG

Carrier free

Yes

Reacts with

Mouse, Rat, Human

Applications

WB, Flow Cyt (Intra), ICC/IF

applications

Immunogen

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

Reactivity data

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Product details

ab240107 is the carrier-free version of ab137100.

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
Storage information
Do Not Freeze

Supplementary information

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

Staufen1 (STAU1) also known as Staufen double-stranded RNA binding protein 1 is an RNA-binding protein that plays a significant role in the regulation of mRNA localization stability and translation. It has a mass of approximately 58 kDa and is expressed in a variety of tissues including the brain testis and heart. STAU1 is known for binding to specific secondary structures in mRNA which influences the post-transcriptional gene regulation processes essential for cell function.
Biological function summary

Staufen1 participates in mRNA transport and localization within cells especially neurons. It forms part of a ribonucleoprotein complex which is involved in the movement of mRNA to distinct subcellular sites facilitating localized protein synthesis. This function is critical for the development and maintenance of cellular structures especially in cells with polarized functions such as neurons where precise protein localization is necessary for synaptic function and plasticity.

Pathways

Staufen1 is essential in processes related to mRNA decay and translation regulation. It is actively involved in the nonsense-mediated mRNA decay pathway ensuring the quality control of mRNA transcripts and preventing the synthesis of defective proteins. Additionally STAU1 interacts with proteins such as UPF1 an important player in this mRNA surveillance mechanism highlighting its role in ensuring accurate protein translation and cellular health.

Abnormalities in STAU1 function have been associated with neurodegenerative diseases and muscular disorders. Its interaction with proteins like SMN responsible for motor neuron maintenance links STAU1 to spinal muscular atrophy. Similarly STAU1's role in the regulation of mRNA at synapses connects it to neuronal disorders including some forms of intellectual disability where local protein synthesis at synapses is disrupted.

Product protocols

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

Target data

Binds double-stranded RNA (regardless of the sequence) and tubulin. May play a role in specific positioning of mRNAs at given sites in the cell by cross-linking cytoskeletal and RNA components, and in stimulating their translation at the site.. (Microbial infection) Plays a role in virus particles production of many viruses including of HIV-1, HERV-K, ebola virus and influenza virus. Acts by interacting with various viral proteins involved in particle budding process.
See full target information STAU1

Product promise

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