Date published: 2025-10-19

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IL-1ra Antibody (6A8): sc-101616

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Datasheets
  • IL-1ra Antibody (6A8) is a mouse monoclonal IgG1 provided at 200 µg/ml
  • raised against recombinant IL-1ra of human origin
  • recommended for detection of IL-1ra of human origin by WB, IP and ELISA; non cross-reactive with IL-1α or IL-1β
  • At present, we have not yet completed the identification of the preferred secondary detection reagent(s) for IL-1ra Antibody (6A8). This work is in progress.

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    IL-1ra Antibody (6A8) is a mouse monoclonal IgG1 antibody that detects interleukin-1 receptor antagonist (IL-1ra) in human samples through applications such as western blotting (WB), immunoprecipitation (IP), and enzyme-linked immunosorbent assay (ELISA). IL-1ra plays a crucial role in modulating the immune response by inhibiting the activity of interleukin-1α and interleukin-1β, both of which are key pro-inflammatory cytokines. By binding to the same receptors as IL-1α and IL-1β without eliciting a biological response, IL-1ra effectively acts as a natural antagonist, thereby preventing excessive inflammation and tissue damage. This regulatory function is particularly important in conditions such as rheumatoid arthritis, where the overactivity of IL-1 can lead to severe joint inflammation and degradation. The presence of four isoforms of IL-1ra, produced through alternative splicing, adds complexity to regulatory mechanisms and potential therapeutic applications. Anti-IL-1ra antibody (6A8) serves as an essential tool for researchers studying the intricate balance of pro-inflammatory and anti-inflammatory signals in various physiological and pathological contexts.

    For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.

    Alexa Fluor® is a trademark of Molecular Probes Inc., OR., USA

    LI-COR® and Odyssey® are registered trademarks of LI-COR Biosciences

    IL-1ra Antibody (6A8) References:

    1. The balance between IL-1 and IL-1Ra in disease.  |  Arend, WP. 2002. Cytokine Growth Factor Rev. 13: 323-40. PMID: 12220547
    2. From supernatants to cytokines: a personal view on the early history of IL-1, IL-1Ra, TNF and its inhibitor in rheumatology.  |  Dayer, JM. 2018. Arthritis Res Ther. 20: 101. PMID: 29848388
    3. IL-1RA suppresses esophageal cancer cell growth by blocking IL-1α.  |  Chen, S., et al. 2019. J Clin Lab Anal. 33: e22903. PMID: 31102307
    4. Bone Marrow-Derived IL-1Ra Increases TNF Levels Poststroke.  |  von Linstow, CU., et al. 2021. Cells. 10: PMID: 33924148
    5. IL-1Ra deficiency accelerates intervertebral disc degeneration in C57BL6J mice.  |  Swamy, G., et al. 2022. JOR Spine. 5: e1201. PMID: 35783913
    6. IL-1 receptor antagonist (IL-1RA) suppresses a hyper-IL-17 response-mediated bone loss in a murine experimental periodontitis.  |  Zhang, J., et al. 2022. Arch Oral Biol. 144: 105555. PMID: 36191445
    7. IL-1ra treatment prevents chronic social defeat stress-induced depression-like behaviors and glutamatergic dysfunction via the upregulation of CREB-BDNF.  |  Li, M., et al. 2023. J Affect Disord. 335: 358-370. PMID: 37217098
    8. Expression and characterization of recombinant IL-1Ra in Aspergillus oryzae as a system.  |  Mahmoudi Azar, L., et al. 2023. BMC Biotechnol. 23: 15. PMID: 37340430
    9. Serum profiling identifies CCL8, CXCL13, and IL-1RA as markers of active disease in patients with systemic lupus erythematosus.  |  Lindblom, J., et al. 2023. Front Immunol. 14: 1257085. PMID: 38098483
    10. Therapeutic Effects of IL-1RA against Acute Bacterial Infections, including Antibiotic-Resistant Strains.  |  Ambite, I., et al. 2023. Pathogens. 13: PMID: 38251349

    Ordering Information

    Product NameCatalog #UNITPriceQtyFAVORITES

    IL-1ra Antibody (6A8)

    sc-101616
    200 µg/ml
    $316.00

    I bought this antibody. And I expressed this protein in E.coli. But the purified protein could not be detected by western blotting using this antibody. Could you give me some suggestions? Thank You!

    Asked by: Min Liu
    Thank you for question. We are sorry to hear that this antibody did not perform for you as expected. We want you to be successful in your research. Please contact our Technical Service Department, are happy to help you troubleshoot your product. Santa Cruz Biotechnology does warranty our antibodies for one year from the date of purchase.
    Answered by: Tech Service 1
    Date published: 2021-02-04

    Can I get a sample of this antibodies

    Asked by: usha
    Thank you for your question. We do not currently offer this specific antibody, sc-101616: IL-1ra (6A8), in a sample size. However, we do offer a free 10 µg sample of our recommended alternative clone to this same target, sc-374084: IL-1ra (A-4). A link to the antibody is below. https://www.scbt.com/scbt/product/il-1ra-antibody-a-4 Please contact our Technical Service Department if you would like to request a free sample. Please call us toll-free at (800) 457-3801 option 2, e-mail <scbt@scbt.com>, or use the live chat on our website. If you choose to purchase the 6A8 antibody, and it does not work for you in any of the recommended applications, please contact our Technical Service Department and we would be happy to assist you in troubleshooting the antibody. If it still does not work, then we can issue you a credit or a refund for your original purchase.
    Answered by: Technical Support
    Date published: 2017-05-24

    For Western Blot, is it recommended to use denatured or non-denatured conditions with IL-1ra (6A8): sc-101616 antibody?

    Asked by: jenniferc
    Thank you for your question. We recommend this antibody for use in denatured Western Blot conditions. It has not been validated for use in non-denatured conditions. Please contact our Technical Service Department for further details or inquiries.
    Answered by: Technical Support
    Date published: 2017-03-27
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    Rated 5 out of 5 by from Positive Western blot analysis of ILPositive Western blot analysis of IL-1ra expression in human PBL whole cell lysate. - SCBT QC
    Date published: 2013-04-30
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    IL-1ra Antibody (6A8) is rated 5.0 out of 5 by 1.
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