Communications Biology (May 2022)

Immunofibroblasts regulate LTα3 expression in tertiary lymphoid structures in a pathway dependent on ICOS/ICOSL interaction

  • Saba Nayar,
  • Elena Pontarini,
  • Joana Campos,
  • Onorina Berardicurti,
  • Charlotte G. Smith,
  • Saba Asam,
  • David H. Gardner,
  • Serena Colafrancesco,
  • Davide Lucchesi,
  • Rachel Coleby,
  • Ming-May Chung,
  • Valentina Iannizzotto,
  • Kelly Hunter,
  • Simon J. Bowman,
  • Gianluca Carlesso,
  • Ronald Herbst,
  • Helen M. McGettrick,
  • Jeff Browning,
  • Christopher D. Buckley,
  • Benjamin A. Fisher,
  • Michele Bombardieri,
  • Francesca Barone

DOI
https://doi.org/10.1038/s42003-022-03344-6
Journal volume & issue
Vol. 5, no. 1
pp. 1 – 13

Abstract

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The study suggests a link between ICOS-ICOSL signaling and LTa3 induction on T cells. LTa3 subsequently activates fibroblasts in the salivary gland, leading to formation of tertiary lymphoid tissues (TLS).