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Nature Immunology 10, 133 - 134 (2009)
doi:10.1038/ni0209-133

Homeostasis of naive T cells: the Foxo that fixes

Antonio A Freitas1 & Benedita Rocha2

  1. Antonio A. Freitas is with the Lymphocyte Population Biology Unit, Centre National de la Recherche Scientifique, Unités de Recherche Associées 1961, Institut Pasteur, Paris 75015, France.
  2. Benedita Rocha is with the Institut National de la Santé et de la Recherche Médicale, U591, Institut Federatif de Recherche 94, Université Paris-Descartes, Paris 75015, France.
    e-mail: benedita.rocha@inserm.fr


The transcription factor Foxo1 regulates the homeostasis of naive peripheral T cells by 'translating' nutrient-availability signals into the expression of lymphoid tissue–homing molecules and the receptor for interleukin 7.

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