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Related Experiment Videos

Human tumor antigens recognized by T cells

P F Robbins1, Y Kawakami

  • 1Surgery Branch, National Institutes of Health, National Cancer Institute, Bethesda, MD 20892-1502, USA. pfr@helix.nih.gov

Current Opinion in Immunology
|October 1, 1996
PubMed
Summary

Tumor-reactive T cells can shrink tumors, as seen in melanoma patients receiving adoptive immunotherapy. Researchers have identified genes for melanoma antigens, now being tested in clinical vaccine trials for tumor regression.

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Mining the melanosome for tumor vaccine targets: P.polypeptide is a novel tumor-associated antigen.

Cancer research·2001
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Retrovirally transduced human dendritic cells can generate T cells recognizing multiple MHC class I and class II epitopes from the melanoma antigen glycoprotein 100.

Journal of immunology (Baltimore, Md. : 1950)·2001
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Melanoma-Reactive CD8+ T cells recognize a novel tumor antigen expressed in a wide variety of tumor types.

Journal of immunotherapy (Hagerstown, Md. : 1997)·2001
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N-linked carbohydrates in tyrosinase are required for its recognition by human MHC class II-restricted CD4(+) T cells.

European journal of immunology·2001
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A listing of human tumor antigens recognized by T cells.

Cancer immunology, immunotherapy : CII·2001
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CD4(+) T cell recognition of MHC class II-restricted epitopes from NY-ESO-1 presented by a prevalent HLA DP4 allele: association with NY-ESO-1 antibody production.

Proceedings of the National Academy of Sciences of the United States of America·2001

Area of Science:

  • Immunology
  • Oncology
  • Genetics

Background:

  • Tumor-reactive T cells demonstrate in vivo tumor regression capabilities.
  • Clinical responses to adoptive immunotherapy highlight the potential of tumor-infiltrating lymphocytes in melanoma treatment.

Purpose of the Study:

  • To evaluate the efficacy of tumor regression antigens identified through gene isolation.
  • To assess the potential of these antigens in clinical vaccine trials for melanoma.

Main Methods:

  • Isolation of genes encoding antigens recognized by melanoma-reactive T cells.
  • Evaluation of isolated gene products as tumor regression antigens in clinical vaccine trials.

Main Results:

  • Identification of multiple genes encoding melanoma antigens.

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  • Initiation of clinical vaccine trials to test these antigens for tumor regression.
  • Conclusions:

    • Tumor-infiltrating lymphocytes and identified melanoma antigens show promise for cancer immunotherapy.
    • Further clinical evaluation is ongoing to establish the therapeutic potential of these antigens in vaccine-based strategies.