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Related Experiment Videos

Two Weeks' Notice from Allogeneic Sources.

Mark Anczurowski1,2, Naoto Hirano3,2

  • 1Department of Immunology, University of Toronto, Toronto, Ontario, Canada.

Clinical Cancer Research : an Official Journal of the American Association for Cancer Research
|June 27, 2018
PubMed
Summary

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A new method identifies tumor-specific T-cell receptors (TCRs) in ovarian cancer using healthy donor cells. This approach reduces patient variability and speeds up neoantigen discovery for cancer immunotherapy.

Area of Science:

  • Immunology
  • Oncology
  • Genomics

Background:

  • Neoantigen-specific T-cell receptors (TCRs) are crucial for effective cancer immunotherapies.
  • Identifying patient-specific TCRs can be challenging due to inherent biological variability.
  • Ovarian cancer presents a significant unmet need for targeted immunotherapeutic strategies.

Purpose of the Study:

  • To develop and validate a novel pipeline for identifying neoantigen-specific T-cell receptors (TCRs).
  • To assess the utility of this pipeline in the context of ovarian cancer.
  • To overcome patient-to-patient variability in TCR selection for cancer treatment.

Main Methods:

  • Utilized HLA-matched allogeneic healthy donor T cells for TCR identification.
  • Implemented an antigen-specific stimulation workflow.

Related Experiment Videos

  • Validated the pipeline in an ovarian cancer model.

    • Main Results:

    • Successfully identified tumor-specific TCRs within two weeks of antigen stimulation.
    • Demonstrated a reduction in patient-to-patient variability in neoantigen-specific TCR selection.
    • Validated the novel pipeline's efficacy in an ovarian cancer context.

    Conclusions:

    • The developed pipeline offers a robust and efficient method for neoantigen-specific TCR identification.
    • This approach facilitates the selection of reliable TCRs for potential therapeutic applications in ovarian cancer.
    • The workflow minimizes biological variability, enhancing the consistency of TCR-based immunotherapies.