Date published: 2025-10-14

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CD57 Antibody (HNK-1): sc-81633

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Datasheets
  • CD57 Antibody (HNK-1) is a mouse monoclonal IgM κ, cited in 7 publications, provided at 200 µg/ml
  • raised against peripheral blood mononuclear cells of human origin
  • recommended for detection of CD57 of mouse, rat and human origin by WB, IP, IF, IHC(P) and FCM
  • available conjugated to either phycoerythrin or FITC for IF, IHC(P) and FCM
  • At present, we have not yet completed the identification of the preferred secondary detection reagent(s) for CD57 Antibody (HNK-1). This work is in progress.

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CD57 Antibody (HNK-1) is a mouse monoclonal IgM antibody that detects CD57 in mouse, rat, and human samples through various applications including western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry with paraffin-embedded sections (IHCP), and flow cytometry (FCM). CD57 is a critical cell surface marker primarily expressed on a subset of T lymphocytes known as natural killer (NK) cells, which play a vital role in the immune response by identifying and eliminating infected or malignant cells. The presence of CD57 on T cells is particularly significant as CD57 indicates a state of cellular senescence and is associated with clonal expansion of these cells in various pathological conditions, such as AIDS and post-bone marrow transplantation. Furthermore, CD57-positive cells have been implicated in tumor localization, as CD57-positive cells are often found in high numbers within the tumor microenvironment, and CD57 presence in synovial fluid is a hallmark of rheumatoid arthritis, highlighting CD57′s potential as a biomarker for disease progression and therapeutic targeting. Anti-CD57 antibody (HNK-1) is an essential tool for researchers aiming to explore the complexities of immune cell populations and their roles in health and disease.

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

CD57 Antibody (HNK-1) References:

  1. CD8+ CD28- and CD8+ CD57+ T cells and their role in health and disease.  |  Strioga, M., et al. 2011. Immunology. 134: 17-32. PMID: 21711350
  2. Functional Significance of CD57 Expression on Human NK Cells and Relevance to Disease.  |  Nielsen, CM., et al. 2013. Front Immunol. 4: 422. PMID: 24367364
  3. CD57(+) CD4 T Cells Underlie Belatacept-Resistant Allograft Rejection.  |  Espinosa, J., et al. 2016. Am J Transplant. 16: 1102-12. PMID: 26603381
  4. CD57 as a routine neuroendocrine marker for liver metastasis.  |  Caroli-Bottino, A., et al. 2020. Indian J Pathol Microbiol. 63: 38-43. PMID: 32031120
  5. CD8+CD57+ T cells exhibit distinct features in human non-small cell lung cancer.  |  Huang, B., et al. 2020. J Immunother Cancer. 8: PMID: 32606053
  6. CMV exposure drives long-term CD57+ CD4 memory T-cell inflation following allogeneic stem cell transplant.  |  Yeh, AC., et al. 2021. Blood. 138: 2874-2885. PMID: 34115118
  7. T-cell phenotype including CD57+ T follicular helper cells in the tumor microenvironment correlate with a poor outcome in follicular lymphoma.  |  Yang, ZZ., et al. 2023. Blood Cancer J. 13: 124. PMID: 37591873
  8. CD57 T cells associated with immunosenescence in adults living with HIV or AIDS.  |  Elias Junior, E., et al. 2024. Immunology. 171: 146-153. PMID: 37880915
  9. Cytomegalovirus Infection Facilitates the Costimulation of CD57+CD28- CD8 T Cells in HIV Infection and Atherosclerosis via the CD2-LFA-3 Axis.  |  Winchester, NE., et al. 2024. J Immunol. 212: 245-257. PMID: 38047900
  10. CD57-positive CD8 + T cells define the response to anti-programmed cell death protein-1 immunotherapy in patients with advanced non-small cell lung cancer.  |  Sun, W., et al. 2024. NPJ Precis Oncol. 8: 25. PMID: 38297019

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

CD57 Antibody (HNK-1)

sc-81633
200 µg/ml
$316.00

CD57 Antibody (HNK-1) FITC

sc-81633 FITC
200 µg/ml
$330.00

CD57 Antibody (HNK-1) PE

sc-81633 PE
200 µg/ml
$343.00

Can CD57 (HNK-1): sc-81633 monoclonal antibody be used in IF or IHC with mouse tissue or cells? Will there be non-specific staining?

Asked by: Randy McDonald
Thank you for your inquiry. The use of mouse monoclonal antibodies with mouse samples is very common and typically poses no problem. To eliminate any potential cross-reactivity of an anti-mouse secondary detection reagent, CD57 (HNK-1): sc-81633 is available in a variety of direct conjugations, such as HRP, PE, FITC and AlexaFluors.
Answered by: Technical Support
Date published: 2017-02-24
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Rated 4 out of 5 by from Robust immunoperoxidase cytoplasmic and membraneRobust immunoperoxidase cytoplasmic and membrane staining in formalin fixed, paraffin-embedded human upper stomach tissue. -SCBT QC
Date published: 2015-05-12
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CD57 Antibody (HNK-1) is rated 4.0 out of 5 by 2.
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