NFATc1 controls the cytotoxicity of CD8+ T cells

  • Stefan Klein-Hessling
  • , Khalid Muhammad
  • , Matthias Klein
  • , Tobias Pusch
  • , Ronald Rudolf
  • , Jessica Flöter
  • , Musga Qureischi
  • , Andreas Beilhack
  • , Martin Vaeth
  • , Carsten Kummerow
  • , Christian Backes
  • , Rouven Schoppmeyer
  • , Ulrike Hahn
  • , Markus Hoth
  • , Tobias Bopp
  • , Friederike Berberich-Siebelt
  • , Amiya Patra
  • , Andris Avots
  • , Nora Müller
  • , Almut Schulze
  • Edgar Serfling

Research output: Contribution to journalArticlepeer-review

162 Citations (Scopus)

Abstract

Cytotoxic T lymphocytes are effector CD8+ T cells that eradicate infected and malignant cells. Here we show that the transcription factor NFATc1 controls the cytotoxicity of mouse cytotoxic T lymphocytes. Activation of Nfatc1 -/- cytotoxic T lymphocytes showed a defective cytoskeleton organization and recruitment of cytosolic organelles to immunological synapses. These cells have reduced cytotoxicity against tumor cells, and mice with NFATc1-deficient T cells are defective in controlling Listeria infection. Transcriptome analysis shows diminished RNA levels of numerous genes in Nfatc1 -/- CD8+ T cells, including Tbx21, Gzmb and genes encoding cytokines and chemokines, and genes controlling glycolysis. Nfatc1 -/-, but not Nfatc2 -/- CD8+ T cells have an impaired metabolic switch to glycolysis, which can be restored by IL-2. Genome-wide ChIP-seq shows that NFATc1 binds many genes that control cytotoxic T lymphocyte activity. Together these data indicate that NFATc1 is an important regulator of cytotoxic T lymphocyte effector functions.

Original languageEnglish
Article number511
JournalNature Communications
Volume8
Issue number1
DOIs
Publication statusPublished - Dec 1 2017
Externally publishedYes

ASJC Scopus subject areas

  • General Chemistry
  • General Biochemistry,Genetics and Molecular Biology
  • General Physics and Astronomy

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