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AB307292

重组Anti-IRF8抗体[EPR26381-181]

Anti-IRF8 antibody [EPR26381-181]

  • BOND RX™ Validated
  • RabMAb
  • 20ul selling size
  • Recombinant
  • 了解详情

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Rabbit Recombinant Monoclonal IRF8 antibody. Suitable for WB, IP, Flow Cyt (Intra), ICC/IF, IHC-P and reacts with Rat, Mouse samples.

查看别名

Icsbp, Icsbp1, Irf8, Interferon regulatory factor 8, IRF-8, Interferon consensus sequence-binding protein, ICSBP

11 Images
Immunohistochemistry - Anti-IRF8 antibody [EPR26381-181] (AB307292)
  • IHC

Supplier Data

Immunohistochemistry - Anti-IRF8 antibody [EPR26381-181] (AB307292)

Immunohistochemical analysis of paraffin-embedded rat cerebrum tissue labeling IRF8 with ab307292 at 1/500 (1.06 ug/ml) followed by ready to use LeicaDS9800 (Bond® Polymer Refine Detection). Negative control : almost no staining on rat cerebrum. The section was incubated with ab307292 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 ready to use LeicaDS9800 (Bond® Polymer Refine Detection). Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins.

Immunohistochemistry - Anti-IRF8 antibody [EPR26381-181] (AB307292)
  • IHC

Supplier Data

Immunohistochemistry - Anti-IRF8 antibody [EPR26381-181] (AB307292)

Immunohistochemical analysis of paraffin-embedded mouse cerebrum tissue labeling IRF8 with ab307292 at 1/500 (1.06 ug/ml) followed by ready to use LeicaDS9800 (Bond® Polymer Refine Detection). Negative control : almost no staining on mouse cerebrum. The section was incubated with ab307292 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 ready to use LeicaDS9800 (Bond® Polymer Refine Detection). Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins.

Immunohistochemistry - Anti-IRF8 antibody [EPR26381-181] (AB307292)
  • IHC

Supplier Data

Immunohistochemistry - Anti-IRF8 antibody [EPR26381-181] (AB307292)

Immunohistochemical analysis of paraffin-embedded rat spleen tissue labeling IRF8 with ab307292 at 1/500 (1.06 ug/ml) followed by ready to use LeicaDS9800 (Bond® Polymer Refine Detection). Positive staining on rat spleen. The section was incubated with ab307292 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 ready to use LeicaDS9800 (Bond® Polymer Refine Detection). Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins.

Immunohistochemistry - Anti-IRF8 antibody [EPR26381-181] (AB307292)
  • IHC

Supplier Data

Immunohistochemistry - Anti-IRF8 antibody [EPR26381-181] (AB307292)

Immunohistochemical analysis of paraffin-embedded mouse spleen tissue labeling IRF8 with ab307292 at 1/500 (1.06 ug/ml) followed by ready to use LeicaDS9800 (Bond® Polymer Refine Detection). Positive staining on mouse spleen. The section was incubated with ab307292 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 ready to use LeicaDS9800 (Bond® Polymer Refine Detection). Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins.

Immunohistochemistry - Anti-IRF8 antibody [EPR26381-181] (AB307292)
  • IHC

Supplier Data

Immunohistochemistry - Anti-IRF8 antibody [EPR26381-181] (AB307292)

Immunohistochemical analysis of paraffin-embedded mouse Burkitt's lymphoma tissue labeling IRF8 with ab307292 at 1/500 (1.06 ug/ml) followed by ready to use LeicaDS9800 (Bond® Polymer Refine Detection). Positive staining on mouse Burkitt's lymphoma. The section was incubated with ab307292 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 ready to use LeicaDS9800 (Bond® Polymer Refine Detection). Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins.

Immunocytochemistry/ Immunofluorescence - Anti-IRF8 antibody [EPR26381-181] (AB307292)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-IRF8 antibody [EPR26381-181] (AB307292)

Immunofluorescent analysis of 4% Paraformaldehyde-fixed, 0.1% Triton X-100 permeabilized A20 (mouse reticulum sarcoma B lymphocyte) cells labeling IRF8 with ab307292 at 1/100 (5.3 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 mainly nuclear staining in A20 cell line. Image was taken with a confocal microscope(Leica-Microsystems, TCS SP8). ab195889 Anti-alpha Tubulin mouse monoclonal antibody - Microtubule Marker (Alexa Fluor® 594) was used to counterstain tubulin at 1/200 dilution (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 (2 ug/ml) dilution.

Flow Cytometry (Intracellular) - Anti-IRF8 antibody [EPR26381-181] (AB307292)
  • Flow Cyt (Intra)

Supplier Data

Flow Cytometry (Intracellular) - Anti-IRF8 antibody [EPR26381-181] (AB307292)

Flow cytometric analysis of 4% paraformaldehyde fixed 90% methanol permeabilized A20 (mouse reticulum sarcoma B lymphocyte) cells labeling IRF8 with ab307292 at 1/500 dilution (0.1ug) (Red) compared with a Rabbit monoclonal IgG (ab172730) (Black) isotype control and an unlabeled control (cells without incubation with primary antibody and secondary antibody) (Blue). A Goat Anti-Rabbit IgG (Alexa Fluor® 488, ab150081) at 1/2000 dilution was used as the secondary antibody.

Immunoprecipitation - Anti-IRF8 antibody [EPR26381-181] (AB307292)
  • IP

Supplier Data

Immunoprecipitation - Anti-IRF8 antibody [EPR26381-181] (AB307292)

IRF8 was immunoprecipitated from 0.35 mg A20 (mouse reticulum sarcoma B lymphocyte) whole cell lysate 10 ug with ab307292 at 1/30 dilution (2ug in 0.35mg lysates). Western blot was performed on the immunoprecipitate using ab307292 at 1/1000 dilution. VeriBlot for IP secondary antibody(HRP)(ab131366) was used at 1/5000 dilution. Lane 1 : A20 whole cell lysate 10 ug Lane 2 : ab307292 IP in A20 whole cell lysate Lane 3 : Rabbit monoclonal IgG (ab172730) instead of ab307292 in A20 whole cell lysate Blocking and dilution buffer and concentration : 5% NFDM/TBST. Exposure time : 76 seconds.

All lanes:

Immunoprecipitation - Anti-IRF8 antibody [EPR26381-181] (ab307292) at 1/1000 dilution

Lane 1:

A20 (mouse reticulum sarcoma B lymphocyte) whole cell lysate 10 μg

Lane 2:

A20 whole cell lysate

Secondary

All lanes:

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

Observed band size: 48 kDa

false

Exposure time: 76s

Western blot - Anti-IRF8 antibody [EPR26381-181] (AB307292)
  • WB

Supplier Data

Western blot - Anti-IRF8 antibody [EPR26381-181] (AB307292)

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

Negative and positive control : (PMID : 2111015).

Lysates were freshly made and used for Western blotting immediately to minimize protein degradation.

This blot was developed using a high sensitivity ECL substrate. The high-sensitivity ECL substrate used allows for the detection of proteins in the mid-femtogram range.

All lanes:

Western blot - Anti-IRF8 antibody [EPR26381-181] (ab307292) at 1/1000 dilution

Lane 1:

Mouse brain tissue lysate at 20 µg

Lane 2:

Mouse spleen tissue lysate at 20 µg

Secondary

All lanes:

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

Observed band size: 48 kDa

true

Exposure time: 180s

Western blot - Anti-IRF8 antibody [EPR26381-181] (AB307292)
  • WB

Supplier Data

Western blot - Anti-IRF8 antibody [EPR26381-181] (AB307292)

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

Negative and positive control : (PMID : 2111015).

Lysates were freshly made and used for Western blotting immediately to minimize protein degradation.

This blot was developed using a high sensitivity ECL substrate. The high-sensitivity ECL substrate used allows for the detection of proteins in the mid-femtogram range.

All lanes:

Western blot - Anti-IRF8 antibody [EPR26381-181] (ab307292) at 1/1000 dilution

Lane 1:

Rat brain tissue lysate at 20 µg

Lane 2:

Rat spleen tissue lysate at 20 µg

Secondary

All lanes:

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

Observed band size: 48 kDa

true

Exposure time: 180s

Western blot - Anti-IRF8 antibody [EPR26381-181] (AB307292)
  • WB

Lab

Western blot - Anti-IRF8 antibody [EPR26381-181] (AB307292)

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

Compared to ab306552, ab307292 demonstrates lower sensitivity in Western blot.

We suggest optimizing experimental protocols (increasing lysate amount, using lower dilution or higher sensitivity ECL substrate) to improve results when using ab307292 in western blot.

Lanes 1 - 3:

Western blot - Anti-IRF8 antibody [EPR26381-181] (ab307292) at 1/1000 dilution

Lanes 4 - 6:

Western blot - Anti-IRF8 antibody [EPR26382-10] (<a href='/products/primary-antibodies/irf8-antibody-epr26382-10-ab306552'>ab306552</a>) at 1/1000 dilution

Lanes 1 and 4:

Mouse spleen tissue lysate at 20 µg

Lanes 2 and 5:

Mouse lymph node tissue lysate at 20 µg

Lanes 3 and 6:

A20 (mouse reticum sarcoma B lymphocyte) whole cell lysate at 20 µg

Secondary

All lanes:

Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/20000 dilution

Observed band size: 48 kDa

false

Exposure time: 60s

不同偶联物与剂型 (1)

  • Carrier free

    Anti-IRF8 antibody [EPR26381-181] - BSA and Azide free

关键信息

宿主种属

Rabbit

克隆

Monoclonal

克隆号

EPR26381-181

亚型

IgG

不含载体蛋白

No

反应种属

Mouse, Rat

应用

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

applications

免疫原

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

反应性数据

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产品详情

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.

性能和储存信息

形式
Liquid
纯化工艺
Affinity purification Protein A
存储溶液
pH: 7.2 - 7.4 Preservative: 0.01% Sodium azide Constituents: PBS, 40% Glycerol (glycerin, glycerine), 0.05% BSA
运输条件
Conditional Ambient
推荐的短期储存时间
1-2 weeks
推荐的短期储存条件
+4°C
推荐的长期储存条件
-20°C
分装信息
Upon delivery aliquot
储存信息
Avoid freeze / thaw cycle

补充信息

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

IRF8 also known as Interferon Regulatory Factor 8 plays a significant role as a transcription factor in the regulation of gene expression. With a molecular mass of approximately 48 kDa this nuclear protein primarily functions in immune cells such as monocytes dendritic cells and macrophages. It binds to specific DNA sequences in gene promoters influencing the transcription of genes involved in immune response and development of blood cells. The expression of IRF8 extends beyond immune cells to tissues like the spleen and thymus.
Biological function summary

IRF8 drives differentiation and maturation of various immune cell types. It forms part of protein complexes that control the expression of genes necessary for immune surveillance and defense mechanisms. IRF8 can dimerize with other IRF family members or proteins like PU.1 to modulate activity of specific target genes. This transcription factor supports the growth and differentiation of myeloid cells and helps to balance lymphoid and myeloid lineage commitment which is important for maintaining a proper immune system function.

Pathways

IRF8 is integral to the interferon signaling and hematopoietic cell lineage pathways. It enhances the expression of interferon-stimulated genes integrating signals for a potent antiviral response. The protein connects with transcriptional regulators such as IRF1 and STAT1 to modulate these pathways. By participating in hematopoietic differentiation IRF8 also influences pathways related to the immune system development and inflammatory responses.

Mutations or alterations in IRF8 function associate with immunodeficiencies and hematologic malignancies. Chronic myelogenous leukemia and systemic lupus erythematosus exemplify conditions where IRF8 plays a role. Its dysfunction affects the regulation of cytokine genes which can lead to inappropriate immune responses. The protein's activity intersects with other key players such as BTK and BCL2 which are involved in disease processes related to immune cell proliferation and survival.

产品实验方案

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

靶点信息

Transcription factor that specifically binds to the upstream regulatory region of type I interferon (IFN) and IFN-inducible MHC class I genes (the interferon consensus sequence (ICS)) (PubMed : 12393690, PubMed : 2111015). Can both act as a transcriptional activator or repressor (PubMed : 2111015). Plays a negative regulatory role in cells of the immune system (PubMed : 2111015). Involved in CD8(+) dendritic cell differentiation by forming a complex with the BATF-JUNB heterodimer in immune cells, leading to recognition of AICE sequence (5'-TGAnTCA/GAAA-3'), an immune-specific regulatory element, followed by cooperative binding of BATF and IRF8 and activation of genes (PubMed : 12393690, PubMed : 22992524). Required for the development of plasmacytoid dendritic cells (pDCs), which produce most of the type I IFN in response to viral infection (PubMed : 12393690, PubMed : 12461077, PubMed : 12538667, PubMed : 23382217). Positively regulates macroautophagy in dendritic cells (By similarity). Acts as a transcriptional repressor of osteoclast differentiation factors such as NFATC1 and EEIG1 (PubMed : 32741026).
See full target information Irf8

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