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AB248908

Anti-SOS1 antibody [EPR7480] - BSA and Azide free

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Knockout Tested Rabbit Recombinant Monoclonal SOS1 antibody. Carrier free. Suitable for IHC-P, WB, ICC/IF and reacts with Human samples.

View Alternative Names

Son of sevenless homolog 1, SOS-1, SOS1

10 Images
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)
  • IHC-P

Unknown

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)

This data was developed using ab140621, the same antibody clone in a different buffer formulation.

Immunohistochemical analysis of paraffin embedded Human Cervical carcinoma tissue using ab140621 showing +ve staining.

Perform heat mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)
  • IHC-P

Unknown

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)

This data was developed using ab140621, the same antibody clone in a different buffer formulation.

Immunohistochemical analysis of paraffin embedded Human Breast carcinoma tissue using ab140621 showing +ve staining.

Perform heat mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)
  • IHC-P

Unknown

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)

This data was developed using ab140621, the same antibody clone in a different buffer formulation.

Immunohistochemical analysis of paraffin embedded normal Human tonsil tissue using ab140621 showing +ve staining.

Perform heat mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol.

Immunocytochemistry/ Immunofluorescence - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)
  • ICC/IF

Unknown

Immunocytochemistry/ Immunofluorescence - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)

This data was developed using ab140621, the same antibody clone in a different buffer formulation.Immunofluorescent staining of Raji cells labelling SOS1 with ab140621 at 1/250 dilution.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)
  • IHC-P

Unknown

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)

This data was developed using ab140621, the same antibody clone in a different buffer formulation.

Immunohistochemical analysis of paraffin-embedded Human ovarian carcinoma tissue labelling SOS1 with ab140621 at 1/100 dilution.

Perform heat mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)
  • IHC-P

Unknown

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)

This data was developed using ab140621, the same antibody clone in a different buffer formulation.

Immunohistochemical analysis of paraffin embedded Human Lung adenocarcinoma tissue using ab140621 showing +ve staining.

Perform heat mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)
  • IHC-P

Unknown

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)

This data was developed using ab140621, the same antibody clone in a different buffer formulation.

Immunohistochemical analysis of paraffin embedded Human Glioma tissue using ab140621 showing +ve staining.

Perform heat mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol.

Western blot - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)
  • WB

Lab

Western blot - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)

This data was developed using ab140621, the same antibody clone in a different buffer formulation. Anti-SOS1 antibody [EPR7480] (ab140621) staining at 1/1000 dilution, shown in green; Mouse anti-CANX [CANX/1543] (ab238078) loading control staining at 1/20000 dilution, shown in red. In Western blot, ab140621 was shown to bind specifically to SOS1. A band was observed at 165 kDa in wild-type A549 cell lysates with no signal observed at this size in SOS1 knockout cell line. To generate this image, wild-type and SOS1 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-SOS1 antibody [EPR7480] (<a href='/en-us/products/primary-antibodies/sos1-antibody-epr7480-ab140621'>ab140621</a>) at 1/1000 dilution

Lanes 1 - 3:

Western blot at 20 µg

Lane 2:

Western blot - Human SOS1 knockout A549 cell line (<a href='/en-us/products/cell-lines/human-sos1-knockout-a549-cell-line-ab286377'>ab286377</a>)

Secondary

All lanes:

Goat anti-Rabbit IgG H&L 800CW and Goat anti-Mouse IgG H&L 680RD at 1/20000 dilution

Predicted band size: 152 kDa

Observed band size: 165 kDa

false

Western blot - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)
  • WB

Unknown

Western blot - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)

This data was developed using ab140621, the same antibody clone in a different buffer formulation.

All lanes:

Western blot - Anti-SOS1 antibody [EPR7480] (<a href='/en-us/products/primary-antibodies/sos1-antibody-epr7480-ab140621'>ab140621</a>) at 1/1000 dilution

Lane 1:

Raji cell lysate at 10 µg

Lane 2:

K562 cell lysate at 10 µg

Lane 3:

HeLa cell lysate at 10 µg

Lane 4:

THP1 cell lysate at 10 µg

Predicted band size: 152 kDa

false

Western blot - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)
  • WB

Lab

Western blot - Anti-SOS1 antibody [EPR7480] - BSA and Azide free (AB248908)

False colour image of Western blot : Anti-SOS1 antibody [EPR7480] staining at 1/1000 dilution, shown in green; Mouse anti-Alpha Tubulin [DM1A] (ab7291) loading control staining at 1/20000 dilution, shown in red. In Western blot, ab140621 was shown to bind specifically to SOS1. A band was observed at 171 kDa in wild-type A431 cell lysates with no signal observed at this size in SOS1 knockout cell line ab276087 (knockout cell lysate ab283833). To generate this image, wild-type and SOS1 knockout A431 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 % Twee® 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 (IRDye® 800CW) preabsorbed (ab216773) and Goat anti-Mouse IgG H&L (IRDye® 680RD) preabsorbed (ab216776) at 1/20000 dilution.

Lane 1:

Wild-type A431 cell lysate at 20 µg

Lane 2:

SOS1 knockout A431 cell lysate at 20 µg

false

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR7480

Isotype

IgG

Carrier free

Yes

Reacts with

Human

Applications

WB, IHC-P, ICC/IF

applications

Immunogen

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

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Species", "Dilution Info", "Notes"], "tabs": { "all-applications": {"fullname" : "All Applications", "shortname": "All Applications"}, "IHCP" : {"fullname" : "Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections)", "shortname":"IHC-P"}, "IP" : {"fullname" : "Immunoprecipitation", "shortname":"IP"}, "FlowCyt" : {"fullname" : "Flow Cytometry", "shortname":"Flow Cyt"}, "WB" : {"fullname" : "Western blot", "shortname":"WB"}, "ICCIF" : {"fullname" : "Immunocytochemistry/ Immunofluorescence", "shortname":"ICC/IF"} }, "product-promise": { "all": "all", "testedAndGuaranteed": "tested", "guaranteed": "expected", "predicted": "predicted", "notRecommended": "not-recommended" } }, "values": { "Human": { "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "", "IHCP-species-notes": "<p></p>", "IP-species-checked": "notRecommended", "IP-species-dilution-info": "", "IP-species-notes": "<p></p>", "FlowCyt-species-checked": "notRecommended", "FlowCyt-species-dilution-info": "", "FlowCyt-species-notes": "<p></p>", "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "", "WB-species-notes": "<p></p>", "ICCIF-species-checked": "testedAndGuaranteed", "ICCIF-species-dilution-info": "", "ICCIF-species-notes": "<p></p>" }, "Mouse": { "IHCP-species-checked": "predicted", "IHCP-species-dilution-info": "", "IHCP-species-notes": "", "IP-species-checked": "notRecommended", "IP-species-dilution-info": "", "IP-species-notes": "", "FlowCyt-species-checked": "notRecommended", "FlowCyt-species-dilution-info": "", "FlowCyt-species-notes": "", "WB-species-checked": "predicted", "WB-species-dilution-info": "", "WB-species-notes": "", "ICCIF-species-checked": "predicted", "ICCIF-species-dilution-info": "", "ICCIF-species-notes": "" }, "Rat": { "IHCP-species-checked": "predicted", "IHCP-species-dilution-info": "", "IHCP-species-notes": "", "IP-species-checked": "notRecommended", "IP-species-dilution-info": "", "IP-species-notes": "", "FlowCyt-species-checked": "notRecommended", "FlowCyt-species-dilution-info": "", "FlowCyt-species-notes": "", "WB-species-checked": "predicted", "WB-species-dilution-info": "", "WB-species-notes": "", "ICCIF-species-checked": "predicted", "ICCIF-species-dilution-info": "", "ICCIF-species-notes": "" } } }

Product details

ab248908 is the carrier-free version of ab140621.

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

Product protocols

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

Target data

Promotes the exchange of Ras-bound GDP by GTP (PubMed : 8493579). Probably by promoting Ras activation, regulates phosphorylation of MAP kinase MAPK3/ERK1 in response to EGF (PubMed : 17339331). Catalytic component of a trimeric complex that participates in transduction of signals from Ras to Rac by promoting the Rac-specific guanine nucleotide exchange factor (GEF) activity (By similarity).
See full target information SOS1

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'.

For licensing inquiries, please contact partnerships@abcam.com