Nature Communications (May 2019)

miR-155 harnesses Phf19 to potentiate cancer immunotherapy through epigenetic reprogramming of CD8+ T cell fate

  • Yun Ji,
  • Jessica Fioravanti,
  • Wei Zhu,
  • Hongjun Wang,
  • Tuoqi Wu,
  • Jinhui Hu,
  • Neal E. Lacey,
  • Sanjivan Gautam,
  • John B. Le Gall,
  • Xia Yang,
  • James D. Hocker,
  • Thelma M. Escobar,
  • Shan He,
  • Stefania Dell’Orso,
  • Nga V. Hawk,
  • Veena Kapoor,
  • William G. Telford,
  • Luciano Di Croce,
  • Stefan A. Muljo,
  • Yi Zhang,
  • Vittorio Sartorelli,
  • Luca Gattinoni

DOI
https://doi.org/10.1038/s41467-019-09882-8
Journal volume & issue
Vol. 10, no. 1
pp. 1 – 12

Abstract

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The inability of T cells to properly mount anti-tumour immunity underlies failed cancer immune surveillance or therapy. Here the authors show that a microRNA, miR-155, suppresses Ship1 phosphatase expression to modulate epigenetic reprogramming of CD8 T cell differentiation via the Phf19/PRC2 axis, thereby implicating a novel aspect of cancer immunity regulation.