Communications Biology (Apr 2022)

GATA3 and MDM2 are synthetic lethal in estrogen receptor-positive breast cancers

  • Gaia Bianco,
  • Mairene Coto-Llerena,
  • John Gallon,
  • Venkatesh Kancherla,
  • Stephanie Taha-Mehlitz,
  • Mattia Marinucci,
  • Martina Konantz,
  • Sumana Srivatsa,
  • Hesam Montazeri,
  • Federica Panebianco,
  • Vijaya G. Tirunagaru,
  • Marta De Menna,
  • Viola Paradiso,
  • Caner Ercan,
  • Ahmed Dahmani,
  • Elodie Montaudon,
  • Niko Beerenwinkel,
  • Marianna Kruithof-de Julio,
  • Luigi M. Terracciano,
  • Claudia Lengerke,
  • Rinath M. Jeselsohn,
  • Robert C. Doebele,
  • François-Clément Bidard,
  • Elisabetta Marangoni,
  • Charlotte K. Y. Ng,
  • Salvatore Piscuoglio

DOI
https://doi.org/10.1038/s42003-022-03296-x
Journal volume & issue
Vol. 5, no. 1
pp. 1 – 15

Abstract

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GATA3 mutations are common in ER-positive breast cancers yet are not targetable. This study describes pharmacological inhibition of MDM2 as a novel approach to target GATA3 deficiency, providing a molecularly guided treatment for this patient subclass associated with a worse prognosis and relapse.