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AB283232

Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free

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Rabbit Recombinant Monoclonal SLFN11 antibody. Carrier free. Suitable for ICC/IF, IP, WB, IHC-P, Flow Cyt (Intra) and reacts with Human samples.

View Alternative Names

Schlafen family member 11, SLFN11

9 Images
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)

This data was developed using 271354, the same antibody clone in a different buffer formulation.

Immunohistochemical analysis of paraffin-embedded Human colon tissue labelling SLFN11 with 271354 at 1/1000 (0.547 ug/ml) dilution followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection). Nuclear staining on stromal cells of human colon. The section was incubated with ab271354 for 30 mins at room temperature.The immunostaining was performed on a Leica Biosystems BOND® RX instrument Counterstained with Hematoxylin.

Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).

Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)

This data was developed using 271354, the same antibody clone in a different buffer formulation.

Immunohistochemical analysis of paraffin-embedded Human colon carcinoma tissue labelling SLFN11 with 271354 at 1/1000 (0.547 ug/ml) dilution followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection). Nuclear staining on human colon carcinoma. The section was incubated with ab271354 for 30 mins at room temperature.The immunostaining was performed on a Leica Biosystems BOND® RX instrument Counterstained with Hematoxylin.

Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).

Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.

Flow Cytometry (Intracellular) - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)
  • Flow Cyt (Intra)

Supplier Data

Flow Cytometry (Intracellular) - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)

This data was developed using 271354, the same antibody clone in a different buffer formulation.

Flow cytometric analysis of 4% paraformaldehyde fixed 90% methanol permeabilized K-562 (Human chronic myelogenous leukemia lymphoblast, Left) /DU 145 (Human prostate carcinoma epithelial cell, Right) cells labelling SLFN11 with 271354 at 1/500 dilution (0.1ug)/ red (Red) compared with a Rabbit monoclonal IgG (ab172730) (Black) isotype control and an unlabelled control (cells without incubation with primary antibody and secondary antibody) (Blue). A Goat anti rabbit IgG (Alexa Fluor® 488, ab150077) at 1/2000 dilution was used as the secondary antibody. Low expression cell line : K-562 (PMID : 29395061).

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)

This data was developed using 271354, the same antibody clone in a different buffer formulation.

Immunohistochemical analysis of paraffin-embedded A-172 (human brain glioblastoma) (A) and K562 (human chronic myelogenous leukemia lymphoblast) (B) tissue labelling SLFN11 with 271354 at 1/1000 (0.547 ug/ml) dilution followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection) was used. Nuclear staining on A-172 cells (A), and no staining on K-562 cells (B). Low expression cell line : K562 (PMID : 29395061).The section was incubated with ab271354 for 30 mins at room temperature.The immunostaining was performed on a Leica Biosystems BOND® RX instrument Counterstained with Hematoxylin.

Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).

Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)

This data was developed using 271354, the same antibody clone in a different buffer formulation.

Immunohistochemical analysis of paraffin-embedded Human breast carcinoma tissue labelling SLFN11 with 271354 at 1/1000 (0.547 ug/ml) dilution followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection). Nuclear staining on human breast cancer. The section was incubated with ab271354 for 30 mins at room temperature.The immunostaining was performed on a Leica Biosystems BOND® RX instrument Counterstained with Hematoxylin.

Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection) was used.

Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.

Immunocytochemistry/ Immunofluorescence - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)

This data was developed using 271354, the same antibody clone in a different buffer formulation.

Immunofluorescent analysis of 4% Paraformaldehyde-fixed, 0.1% TritonX-100 permeabilized DU 145 cells labelling SLFN11 with 271354 at 1/50 (10.94 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) Confocl image showing positive staining in DU145 cells. Low expression cell line : K-562 (PMID : 29395061) is observed. ab195889 Anti-alpha Tubulin mouse monoclonal antibody - Microtubule Marker (Alexa Fluor® 594) was used to counterstain tubulin at 1/200 2.5 ug/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 2ug/ml dilution.

Immunoprecipitation - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)
  • IP

Supplier Data

Immunoprecipitation - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)

This data was developed using 271354, the same antibody clone in a different buffer formulation.

SLFN11 was immunoprecipitated from 0.35 mg DU145 (human prostate carcinoma epithelial cell) whole cell lysate 10 ug with 271354 at 1/30 dilution (2 ug in 0.35 mg lysates). Western blot was performed on the immunoprecipitate using 271354 at 1/1000 dilution. VeriBlot for IP secondary antibody(HRP)(ab131366) was used at 1/5000 dilution.

Lane 1 : DU145 (human prostate carcinoma epithelial cell) whole cell lysate 10 ug

Lane 2 : ab271354 IP in DU145 whole cell lysate

Lane 3 : Rabbit monoclonal IgG (ab172730) instead of ab271354 in DU145 whole cell lysate

Blocking and dilution buffer and concentration : 5% NFDM/TBST.

Exposure time : 5 seconds

All lanes:

Immunoprecipitation - Anti-SLFN11 antibody [EPR24414-87] (<a href='/en-us/products/primary-antibodies/slfn11-antibody-epr24414-87-ab271354'>ab271354</a>)

Predicted band size: 103 kDa

false

Western blot - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)
  • WB

Lab

Western blot - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)

This data was developed using ab271354, the same antibody clone in a different buffer formulation.

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

The molecular weight observed is consistent with what has been described in the literature (PMID : 31118262).

Low expression cell line : K562, HEK-293T (PMID : 29395061, 31118262).

Exposure time : 37 seconds

All lanes:

Western blot - Anti-SLFN11 antibody [EPR24414-87] (<a href='/en-us/products/primary-antibodies/slfn11-antibody-epr24414-87-ab271354'>ab271354</a>) at 1/1000 dilution

Lane 1:

DU145 (human prostate carcinoma epithelial cell), whole cell lysate at 20 µg

Lane 2:

A-172 (human brain glioblastoma), whole cell lysate at 20 µg

Lane 3:

K562 (human chronic myelogenous leukemia lymphoblast), whole cell lysate at 20 µg

Lane 4:

HEK-293T (human embryonic kidney epithelial cell), whole cell lysate at 20 µg

Lane 5:

Jurkat (human T cell leukemia T lymphocyte), whole cell 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

Predicted band size: 103 kDa

Observed band size: 75-100 kDa

false

Western blot - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)
  • WB

Lab

Western blot - Anti-SLFN11 antibody [EPR24414-87] - BSA and Azide free (AB283232)

This data was developed using ab271354, the same antibody clone in a different buffer formulation.

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

The molecular weight observed is consistent with what has been described in the literature (PMID : 31118262).

Exposure time : 3 minutes

All lanes:

Western blot - Anti-SLFN11 antibody [EPR24414-87] (<a href='/en-us/products/primary-antibodies/slfn11-antibody-epr24414-87-ab271354'>ab271354</a>) at 1/1000 dilution

Lane 1:

Human lung tissue lysates at 20 µg

Lane 2:

Human lung cancer tissue lysates at 20 µg

Lane 3:

Human colon cancer tissue lysates 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

Predicted band size: 103 kDa

Observed band size: 75-100 kDa

false

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR24414-87

Isotype

IgG

Carrier free

Yes

Reacts with

Human

Applications

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

applications

Immunogen

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

Reactivity data

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Product details

ab283232 is the carrier-free version of ab271354.

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.

SLFN11 also known as Schlafen family member 11 is an important protein involved in the regulation of cellular response to DNA damage. With a molecular mass of approximately 104 kDa SLFN11 is extensively expressed in tumor cells and certain normal tissues particularly in the spleen thymus and testis. This protein contributes to the modulation of interferon-mediated immune responses and impacts translational control by tRNA activation playing a role in ribosomal assembly and function.
Biological function summary

SLFN11 functions to enhance the sensitivity of cells to DNA-damaging agents including chemotherapeutic drugs. It is important for impairing replication fork stability by inhibiting the expression of trans-translation machinery. SLFN11 serves as an important determinant within the DNA damage response (DDR) network and is known to interact with other DDR proteins emphasizing its impact on genome integrity and cellular survival under stress conditions.

Pathways

SLFN11 plays a notable role within the pathways associated with the DNA damage response and cell cycle regulation. The protein interacts notably with the ATR signaling pathway which is essential for sensing DNA damage. Additionally SLFN11 forms part of a complex interaction with other DNA repair proteins such as BRCA1 influencing the homologous recombination repair pathway contributing to the cellular determination of treatment response.

SLFN11 has significant implications in cancer particularly in the context of treatment response to chemotherapy. Cancers with high SLFN11 expression often exhibit increased sensitivity to cisplatin and other DNA-damaging agents pointing to its potential role as a biomarker for therapeutic efficacy. Moreover the protein is implicated in neurodegenerative disorders like amyotrophic lateral sclerosis (ALS) where its regulation could contribute to the pathophysiology. Its relationship with proteins such as p53 further highlights SLFN11's involvement in cancer and neuroprotection pathways.

Product protocols

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

Target data

Inhibitor of DNA replication that promotes cell death in response to DNA damage (PubMed : 22927417, PubMed : 26658330, PubMed : 29395061). Acts as a guardian of the genome by killing cells with defective replication (PubMed : 29395061). Persistently blocks stressed replication forks by opening chromatin across replication initiation sites at stressed replication forks, possibly leading to unwind DNA ahead of the MCM helicase and block fork progression, ultimately leading to cell death (PubMed : 29395061). Upon DNA damage, inhibits translation of ATR or ATM based on distinct codon usage without disrupting early DNA damage response signaling (PubMed : 30374083). Antiviral restriction factor with manganese-dependent type II tRNA endoribonuclease (PubMed : 36115853). A single tRNA molecule is bound and cleaved by the SLFN11 dimer (PubMed : 36115853). Specifically abrogates the production of retroviruses such as human immunodeficiency virus 1 (HIV-1) by acting as a specific inhibitor of the synthesis of retroviruses encoded proteins in a codon-usage-dependent manner (PubMed : 23000900). Impairs the replication of human cytomegalovirus (HCMV) and some Flaviviruses (PubMed : 35105802, PubMed : 36115853). Exploits the unique viral codon bias towards A/T nucleotides (PubMed : 23000900). Also acts as an interferon (IFN)-induced antiviral protein which acts as an inhibitor of retrovirus protein synthesis (PubMed : 23000900).
See full target information SLFN11

Product promise

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