Nature Communications (May 2022)

A fluorogenic probe for granzyme B enables in-biopsy evaluation and screening of response to anticancer immunotherapies

  • Jamie I. Scott,
  • Lorena Mendive-Tapia,
  • Doireann Gordon,
  • Nicole D. Barth,
  • Emily J. Thompson,
  • Zhiming Cheng,
  • David Taggart,
  • Takanori Kitamura,
  • Alberto Bravo-Blas,
  • Edward W. Roberts,
  • Jordi Juarez-Jimenez,
  • Julien Michel,
  • Berber Piet,
  • I. Jolanda de Vries,
  • Martijn Verdoes,
  • John Dawson,
  • Neil O. Carragher,
  • Richard A. O’ Connor,
  • Ahsan R. Akram,
  • Margaret Frame,
  • Alan Serrels,
  • Marc Vendrell

DOI
https://doi.org/10.1038/s41467-022-29691-w
Journal volume & issue
Vol. 13, no. 1
pp. 1 – 11

Abstract

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Granzyme B is found in activated T cells and can be used as a marker of T cell activation. Here, the authors generate a fluorescent probe that can detect Granzyme B levels in tumours, and has the potential to be used as a biomarker of response to immunotherapy.