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HEB is required for the specification of fetal IL-17-producing γδ T cells

  • Tracy S.H. In
  • , Ashton Trotman-Grant
  • , Shawn P. Fahl
  • , Edward L.Y. Chen
  • , Payam Zarin
  • , Amanda J. Moore
  • , David Wiest
  • , Juan Carlos Zúñiga-Pflücker
  • , Michele K. Anderson

Research output: Contribution to journalArticlepeer-review

48 Scopus citations

Abstract

IL-17-producing γδ T (γδT17) cells are critical components of the innate immune system. However, the gene networks that control their development are unclear. Here we show that HEB (HeLa E-box binding protein, encoded by Tcf12) is required for the generation of a newly defined subset of fetal-derived CD73- γδT17 cells. HEB is required in immature CD24+CD73- γδ T cells for the expression of Sox4, Sox13, and Rorc, and these genes are repressed by acute expression of the HEB antagonist Id3. HEB-deficiency also affects mature CD73+ γδ T cells, which are defective in RORγt expression and IL-17 production. Additionally, the fetal TCRγ chain repertoire is altered, and peripheral Vγ4 γδ T cells are mostly restricted to the IFNγ-producing phenotype in HEB-deficient mice. Therefore, our work identifies HEB-dependent pathways for the development of CD73+ and CD73- γδT17 cells, and provides mechanistic evidence for control of the γδT17 gene network by HEB.

Original languageEnglish
Article number2004
Pages (from-to)2004
JournalNature Communications
Volume8
Issue number1
DOIs
StatePublished - Dec 1 2017

Keywords

  • 5'-Nucleotidase/metabolism
  • Animals
  • Autoantigens/metabolism
  • Basic Helix-Loop-Helix Transcription Factors/physiology
  • Cell Differentiation
  • Female
  • Fetal Development/immunology
  • Gene Expression Regulation, Developmental/immunology
  • Immunity, Innate
  • Interferon-gamma/metabolism
  • Interleukin-17/immunology
  • Intraepithelial Lymphocytes/physiology
  • Male
  • Mice
  • Mice, Inbred C57BL
  • Mice, Knockout
  • Models, Animal
  • Nuclear Receptor Subfamily 1, Group F, Member 3/metabolism
  • Receptors, Antigen, T-Cell, gamma-delta/genetics
  • SOXC Transcription Factors/metabolism

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