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AB232340

Anti-STRAD antibody [EPR15603] - BSA and Azide free

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(1 Publication)

Rabbit Recombinant Monoclonal STRAD antibody. Carrier free. Suitable for IHC-P, ICC/IF, Flow Cyt (Intra), WB and reacts with Human, Rat samples. Cited in 1 publication.

View Alternative Names

LYK5, STRAD, STRADA, STE20-related kinase adapter protein alpha, STRAD alpha, STE20-related adapter protein, Serologically defined breast cancer antigen NY-BR-96

5 Images
Flow Cytometry (Intracellular) - Anti-STRAD antibody [EPR15603] - BSA and Azide free (AB232340)
  • Flow Cyt (Intra)

Lab

Flow Cytometry (Intracellular) - Anti-STRAD antibody [EPR15603] - BSA and Azide free (AB232340)

Intracellular Flow Cytometry analysis of HeLa (human cervix adenocarcinoma) cells labelling STRADantibody (red) with purified ab192879 at a dilution of 1/200. Goat anti rabbit IgG (Alexa Fluor® 488) was used as the secondary antibody at 1/2000. Cells were fixed with 4% paraformaldehyde and permeabilised with 90% methanol. Isotype control antibody was Rabbit monoclonal IgG (black). The blue line shows cells without incubation with primary antibody and secondary antibody.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab192879).

Immunocytochemistry/ Immunofluorescence - Anti-STRAD antibody [EPR15603] - BSA and Azide free (AB232340)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-STRAD antibody [EPR15603] - BSA and Azide free (AB232340)

Immunofluorescent analysis of 4% paraformaldehyde-fixed, 0.1% triton X-100 permeabilized A549 cells labeling STRAD with ab192879 at a 1/400 dilution, followed by Goat anti rabbit IgG(Alexa Fluor® 488) secondary antibody (ab150077) at 1/400 dilution. Nuclear counter stain : Dapi (blue).

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab192879).

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-STRAD antibody [EPR15603] - BSA and Azide free (AB232340)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-STRAD antibody [EPR15603] - BSA and Azide free (AB232340)

Immunohistochemical analysis of paraffin-embedded Human kidney tissue labeling STRAD with ab192879 at a 1/100 dilution, followed by prediluted HRP Polymer for Rabbit/Mouse IgG as a secondary antibody. Counter stained with Hematoxylin. Negative control also shown.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab192879).

Heat mediated antigen retrieval was performed with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-STRAD antibody [EPR15603] - BSA and Azide free (AB232340)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-STRAD antibody [EPR15603] - BSA and Azide free (AB232340)

Immunohistochemical analysis of paraffin-embedded rat cardiac muscle tissue labeling STRAD with ab192879 at a 1/100 dilution, followed by prediluted HRP Polymer for Rabbit/Mouse IgG as a secondary antibody. Counter stained with Hematoxylin. Negative control also shown.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab192879).

Heat mediated antigen retrieval was performed with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.

Western blot - Anti-STRAD antibody [EPR15603] - BSA and Azide free (AB232340)
  • WB

Lab

Western blot - Anti-STRAD antibody [EPR15603] - BSA and Azide free (AB232340)

This data was developed using ab192879, the same antibody clone in a different buffer formulation.

Western blot : Anti-STRAD antibody [EPR15603] ab192879 staining at 1/5000 dilution, shown in green; Mouse anti GAPDH (ab8245) loading control staining at 1/20,000 dilution, shown in magenta. A band was observed at 48 kDa in Wild-type A549 cell lysates with no signal observed at this size in STRADA knockout A549 cell line.

To generate this image, samples were run on an SDS-PAGE gel then transferred onto a nitrocellulose membrane. Membranes were blocked in 3pc 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 800CW & Goat anti-Mouse 680RD at 1/20,000 dilution.

Lanes 1 - 5:

Western blot - Anti-STRAD antibody [EPR15603] (<a href='/en-us/products/primary-antibodies/strad-antibody-epr15603-ab192879'>ab192879</a>) at 1/5000 dilution

Lanes 1 - 5:

Western blot - Anti-STRAD antibody [EPR15603] - BSA and Azide free (ab232340) at 1/5000 dilution

Lane 1:

Wild-type A549 at 20 µg

Lane 2:

STRADA knockout A549 at 20 µg

Lane 3:

MCF7 at 20 µg

Lane 4:

U-87 MG at 20 µg

Lane 5:

HT-29 at 20 µg

Secondary

All lanes:

Goat anti-Rabbit 800CW & Goat anti-Mouse 680RD at 1/20000 dilution

Predicted band size: 48 kDa

Observed band size: 48 kDa

false

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR15603

Isotype

IgG

Carrier free

Yes

Reacts with

Rat, Human

Applications

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

applications

Immunogen

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

Specificity

Based on the sequence analysis, ab192879 recognizes six isoforms with the predicted MWs of 48KDa, 39KDa, 44KDa, 33KDa, 42KDa and 35KDa, respectively.

Reactivity data

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Product details

ab232340 is the carrier-free version of ab192879.

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.

The STE20-related adaptor (STRAD) is a pseudokinase that functions in cellular processes by regulating the LKB1 kinase activity. Also known as STRADA its molecular mass varies but it typically weighs around 50 kDa. STRAD is expressed in various tissues including the brain liver and muscle. This wide expression suggests it plays multiple roles in cellular function.
Biological function summary

STRAD interacts with the serine/threonine-protein kinase LKB1 to promote its catalytic activity. It forms a complex with LKB1 and MO25 which stabilizes LKB1 in an active conformation. This complex plays an important role in regulating cellular energy balance and cell polarity. STRAD’s interaction is essential for localizing LKB1 to the cytoplasm where LKB1 exerts its function.

Pathways

STRAD plays a significant role in the AMP-activated protein kinase (AMPK) pathway which is important for maintaining energy homeostasis. It helps activate AMPK through its relationship with LKB1. STRAD is also involved in the PI3K/AKT pathway which affects cell growth and survival demonstrating its impact on critical signaling processes. The interplay of STRAD with these pathways involves interactions with related proteins such as AMPK subunits and AKT.

Malfunction or mutation of the STRAD protein has been implicated in Peutz-Jeghers syndrome a disorder characterized by gastrointestinal polyps and an increased cancer risk. This association is largely due to its interaction with LKB1 mutations of which are known to drive the disease. STRAD alterations have also been associated with certain forms of epilepsy given its role in neuron function and brain expression. The involvement in these health conditions underlines the importance of STRAD in human health.

Product protocols

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

Target data

Pseudokinase which, in complex with CAB39/MO25 (CAB39/MO25alpha or CAB39L/MO25beta), binds to and activates STK11/LKB1. Adopts a closed conformation typical of active protein kinases and binds STK11/LKB1 as a pseudosubstrate, promoting conformational change of STK11/LKB1 in an active conformation.
See full target information STRADA

Publications (1)

Recent publications for all applications. Explore the full list and refine your search

Nature cancer 2:545-562 PubMed35122017

2021

Neutrophil oxidative stress mediates obesity-associated vascular dysfunction and metastatic transmigration.

Applications

Unspecified application

Species

Unspecified reactive species

Sheri A C McDowell,Robin B E Luo,Azadeh Arabzadeh,Samuel Doré,Nicolas C Bennett,Valérie Breton,Elham Karimi,Morteza Rezanejad,Ryan R Yang,Katherine D Lach,Marianne S M Issac,Bozena Samborska,Lucas J M Perus,Dan Moldoveanu,Yuhong Wei,Benoit Fiset,Roni F Rayes,Ian R Watson,Lawrence Kazak,Marie-Christine Guiot,Pierre O Fiset,Jonathan D Spicer,Andrew J Dannenberg,Logan A Walsh,Daniela F Quail
View all publications

Product promise

We are committed to supporting your work with high-quality reagents, and we're here for you every step of the way. In the unlikely event that one of our products does not perform as expected, you're protected by our Product Promise.
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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