The transcription factors Runx3 and ThPOK cross-regulate acquisition of cytotoxic function by human Th1 lymphocytes

  • Yasmina Serroukh
    Institute for Medical Immunology, Université Libre de Bruxelles, Charleroi, Belgium
  • Chunyan Gu-Trantien
    Institute for Medical Immunology, Université Libre de Bruxelles, Charleroi, Belgium
  • Baharak Hooshiar Kashani
    Institute for Medical Immunology, Université Libre de Bruxelles, Charleroi, Belgium
  • Matthieu Defrance
    Laboratoire d’Epigénétique du Cancer, Université Libre de Bruxelles, Bruxelles, Belgium
  • Thien-Phong Vu Manh
    Centre d’Immunologie de Marseille-Luminy 13288, Aix Marseille Université UM2, Marseille, France
  • Abdulkader Azouz
    Institute for Medical Immunology, Université Libre de Bruxelles, Charleroi, Belgium
  • Aurélie Detavernier
    Institute for Medical Immunology, Université Libre de Bruxelles, Charleroi, Belgium
  • Alice Hoyois
    Institute for Medical Immunology, Université Libre de Bruxelles, Charleroi, Belgium
  • Jishnu Das
    Ragon Institute of MGH, MIT and Harvard University, Cambridge, United States
  • Martin Bizet
    Laboratoire d’Epigénétique du Cancer, Université Libre de Bruxelles, Bruxelles, Belgium
  • Emeline Pollet
    Centre d’Immunologie de Marseille-Luminy 13288, Aix Marseille Université UM2, Marseille, France
  • Tressy Tabbuso
    Institute for Medical Immunology, Université Libre de Bruxelles, Charleroi, Belgium
  • Emilie Calonne
    Laboratoire d’Epigénétique du Cancer, Université Libre de Bruxelles, Bruxelles, Belgium
  • Klaas van Gisbergen
    Department of Haematopoiesis, Sanquin Research and Landsteiner Laboratory, Amsterdam, Netherlands
  • Marc Dalod
    Centre d’Immunologie de Marseille-Luminy 13288, Aix Marseille Université UM2, Marseille, France
  • François Fuks
    Laboratoire d’Epigénétique du Cancer, Université Libre de Bruxelles, Bruxelles, Belgium
  • Stanislas Goriely
    Institute for Medical Immunology, Université Libre de Bruxelles, Charleroi, Belgium
  • Arnaud Marchant
    Institute for Medical Immunology, Université Libre de Bruxelles, Charleroi, Belgium

書誌事項

公開日
2018-02-28
権利情報
  • http://creativecommons.org/licenses/by/4.0/
  • http://creativecommons.org/licenses/by/4.0/
  • http://creativecommons.org/licenses/by/4.0/
DOI
  • 10.7554/elife.30496
公開者
eLife Sciences Publications, Ltd

説明

<jats:p>Cytotoxic CD4 (CD4CTX) T cells are emerging as an important component of antiviral and antitumor immunity, but the molecular basis of their development remains poorly understood. In the context of human cytomegalovirus infection, a significant proportion of CD4 T cells displays cytotoxic functions. We observed that the transcriptional program of these cells was enriched in CD8 T cell lineage genes despite the absence of ThPOK downregulation. We further show that establishment of CD4CTX-specific transcriptional and epigenetic programs occurred in a stepwise fashion along the Th1-differentiation pathway. In vitro, prolonged activation of naive CD4 T cells in presence of Th1 polarizing cytokines led to the acquisition of perforin-dependent cytotoxic activity. This process was dependent on the Th1 transcription factor Runx3 and was limited by the sustained expression of ThPOK. This work elucidates the molecular program of human CD4CTX T cells and identifies potential targets for immunotherapy against viral infections and cancer.</jats:p>

収録刊行物

  • eLife

    eLife 7 e30496-, 2018-02-28

    eLife Sciences Publications, Ltd

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