Anti-SIGIRR antibody [EPR22438-93]
- BOND RX™ Validated
- RabMAb
- Recombinant
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(5 Publications)
Rabbit Recombinant Monoclonal SIGIRR antibody. Suitable for IP, WB, Flow Cyt (Intra), IHC-P and reacts with Mouse, Rat, Human samples. Cited in 5 publications.
View Alternative Names
UNQ301/PRO342, SIGIRR, Single Ig IL-1-related receptor, Single Ig IL-1R-related molecule, Single immunoglobulin domain-containing IL1R-related protein, Toll/interleukin-1 receptor 8, TIR8
- IHC-P
Unknown
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SIGIRR antibody [EPR22438-93] (AB228977)
Immunohistochemical analysis of paraffin-embedded Human colon tissue labeling SIGIRR with ab228977 at 1/1000 dilution followed by a ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101). Positive staining on human colon (PMID : 21077278) The section was incubated with ab228977 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution 2) for 20 mins.
Secondary antibody only control : Used PBS instead of primary antibody, secondary antibody is a ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101).
- IHC-P
Unknown
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SIGIRR antibody [EPR22438-93] (AB228977)
Immunohistochemical analysis of paraffin-embedded Human kidney tissue labeling SIGIRR with ab228977 at 1/1000 dilution followed by a ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101). Positive staining on human kidney (PMID : 14715412, 12925853) The section was incubated with ab228977 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution 2) for 20 mins.
Secondary antibody only control : Used PBS instead of primary antibody, secondary antibody is a ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101).
- IHC-P
Unknown
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SIGIRR antibody [EPR22438-93] (AB228977)
Immunohistochemical analysis of paraffin-embedded Mouse kidney tissue labeling SIGIRR with ab228977 at 1/1000 dilution followed by a ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101). Positive staining on mouse kidney (PMID : 14715412, 12925853). The section was incubated with ab228977 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution 2) for 20 mins.
Secondary antibody only control : Used PBS instead of primary antibody, secondary antibody is a ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101).
- IHC-P
Unknown
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SIGIRR antibody [EPR22438-93] (AB228977)
Immunohistochemical analysis of paraffin-embedded Rat kidney tissue labeling SIGIRR with ab228977 at 1/1000 dilution followed by a ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101). Positive staining on rat kidney (PMID : 14715412, 12925853). The section was incubated with ab228977 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution 2) for 20 mins.
Secondary antibody only control : Used PBS instead of primary antibody, secondary antibody is a ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101).
- Flow Cyt (Intra)
Unknown
Flow Cytometry (Intracellular) - Anti-SIGIRR antibody [EPR22438-93] (AB228977)
Intracellular flow cytometric analysis of 4% paraformaldehyde-fixed, 90% methanol-permeabilized MEF (mouse embryonic fibroblast (immortalized)) (Left) / Hepa1-6 (mouse hepatoma epithelial cell line) (Right) cells labelling SIGIRR with ab228977 at 1/600 dilution (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).
Goat anti rabbit IgG (Alexa Fluor� 488, ab150077) at 1/2000 dilution was used as the secondary antibody.
Negative control : MEF (PMID 12925853).
- IP
Unknown
Immunoprecipitation - Anti-SIGIRR antibody [EPR22438-93] (AB228977)
IGFBP5 was immunoprecipitated from 0.35 mg Hepa1-6 (mouse hepatoma epithelial cell line) whole cell lysate 10μg with ab254324 at 1/30 dilution. Western blot was performed on the immunoprecipitate using ab228977 1/1000 dilution. VeriBlot for IP Detection Reagent (HRP) (ab131366) was used as the secondary antibody at 1/5000 dilution.
Lane 1 : Hepa1-6 (mouse hepatoma epithelial cell) whole cell lysate 10μg
Lane 2 : ab254324 IP in Hepa1-6 whole cell lysate
Lane 3 : Rabbit monoclonal IgG (ab172730) instead of ab228977 in Hepa1-6 whole cell lysate.
Blocking and dilution buffer and concentration : 5% NFDM/TBST.
Exposure time : 5 seconds.
All lanes:
Immunoprecipitation - Anti-SIGIRR antibody [EPR22438-93] (ab228977)
Predicted band size: 46 kDa
Observed band size: 80 kDa
false
- WB
Unknown
Western blot - Anti-SIGIRR antibody [EPR22438-93] (AB228977)
The different apparent molecular weights are due to different levels of glycosylation. (PMID : 26344057).
Exposure times.
Lane 1 : 48 seconds; Lane 2 : 7.75 seconds; Lane 3 : 70 seconds; Lane 4 : 3 minutes.
Blocking/diluting buffer and concentration : 5% NFDM/TBST.
All lanes:
Western blot - Anti-SIGIRR antibody [EPR22438-93] (ab228977) at 1/1000 dilution
Lane 1:
Human fetal kidney tissue lysate at 20 µg
Lane 2:
Rat liver tissue lysate at 20 µg
Lane 3:
Mouse kidney tissue lysate at 20 µg
Lane 4:
Mouse spleen tissue lysate at 20 µg
Secondary
Lane 1:
Western blot - VeriBlot for IP Detection Reagent (HRP) (<a href='/en-us/products/reagents/veriblot-for-ip-detection-reagent-hrp-ab131366'>ab131366</a>) at 1/1000 dilution
Lanes 2 - 4:
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: 46 kDa
Observed band size: 80 kDa
false
- WB
Unknown
Western blot - Anti-SIGIRR antibody [EPR22438-93] (AB228977)
The different apparent molecular weights are due to different levels of glycosylation. (PMID : 26344057).
Negative control : MEF (PMID 12925853)
Blocking/Diluting buffer and concentration : 5% NFDM/TBST.
Exposure times.
Lane 1 : 15 seconds; Lanes 2-6 : 3 minutes.
All lanes:
Western blot - Anti-SIGIRR antibody [EPR22438-93] (ab228977) at 1/1000 dilution
Lanes 1 and 5:
Hepa1-6 (mouse hepatoma epithelial cell), whole cell lysate at 20 µg
Lane 2:
MEF (immortalized mouse embryonic fibroblasts), whole cell lysate at 20 µg
Lane 3:
Mouse stomach tissue lysate at 20 µg
Lane 4:
Mouse pancreas tissue lysate at 20 µg
Lane 6:
Rat stomach tissue 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: 46 kDa
Observed band size: 80 kDa
false
- WB
Unknown
Western blot - Anti-SIGIRR antibody [EPR22438-93] (AB228977)
The molecular weight observed is consistent with what has been described in the literature (PMID : 26344057).
Blocking/Diluting buffer and concentration : 5% NFDM/TBST
Exposure time : 92 seconds.
All lanes:
Western blot - Anti-SIGIRR antibody [EPR22438-93] (ab228977) at 1/1000 dilution
Lane 1:
Mouse kidney tissue lysate at 20 µg
Lane 2:
Mouse kidney treated lysate treated with with PNGase F 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: 46 kDa
Observed band size: 46 kDa,80 kDa
false
Related conjugates and formulations (10)
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775 Alexa Fluor® 750
Alexa Fluor® 750 Anti-SIGIRR antibody [EPR22438-93]
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Anti-SIGIRR antibody [EPR22438-93] - BSA and Azide free
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578 PE
PE Anti-SIGIRR antibody [EPR22438-93]
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660 APC
APC Anti-SIGIRR antibody [EPR22438-93]
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HRP Anti-SIGIRR antibody [EPR22438-93]
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519 Alexa Fluor® 488
Alexa Fluor® 488 Anti-SIGIRR antibody [EPR22438-93]
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603 Alexa Fluor® 568
Alexa Fluor® 568 Anti-SIGIRR antibody [EPR22438-93]
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565 Alexa Fluor® 555
Alexa Fluor® 555 Anti-SIGIRR antibody [EPR22438-93]
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665 Alexa Fluor® 647
Alexa Fluor® 647 Anti-SIGIRR antibody [EPR22438-93]
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617 Alexa Fluor® 594
Alexa Fluor® 594 Anti-SIGIRR antibody [EPR22438-93]
Reactivity data
Product details
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.
Properties and storage information
Form
Purification technique
Storage buffer
Shipped at conditions
Appropriate short-term storage duration
Appropriate short-term storage conditions
Appropriate long-term storage conditions
Aliquoting information
Storage information
Supplementary information
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
SIGIRR modulates immune responses by dampening inflammation and maintaining homeostasis in immune-related pathways. SIGIRR functions as a decoy receptor binding ligands without initiating a signaling cascade which effectively reduces the immune response. It does not work alone; it is part of larger receptor complexes within the TLR and IL-1R family where it can inhibit the signaling of other family members like TLR4 and IL-1R1 thereby controlling their activity and preventing excessive inflammation.
Pathways
SIGIRR participates in both the Toll-like receptor and interleukin-1 receptor pathways. It interacts with adaptor proteins such as MyD88 to modulate the downstream signaling cascade that involves NF-kB activation a central transcription factor in immune response. By doing so it keeps the inflammation response in check connecting to related proteins within these pathways that include IL-1R1 and TLR4 ultimately regulating key pro-inflammatory processes.
Product protocols
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Target data
Publications (5)
Recent publications for all applications. Explore the full list and refine your search
Journal of nanobiotechnology 23:612 PubMed41023976
2025
Applications
Unspecified application
Species
Unspecified reactive species
Translational oncology 14:101116 PubMed33975180
2021
Applications
Unspecified application
Species
Unspecified reactive species
Journal of cell communication and signaling 15:393-403 PubMed33945104
2021
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Species
Unspecified reactive species
The Journal of nutritional biochemistry 82:108400 PubMed32438122
2020
Applications
Unspecified application
Species
Unspecified reactive species
Journal of leukocyte biology 107:783-796 PubMed32125036
2020
Applications
Unspecified application
Species
Unspecified reactive species
Product promise
Please note: All products are 'FOR RESEARCH USE ONLY. NOT FOR USE IN DIAGNOSTIC OR THERAPEUTIC PROCEDURES'.
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