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Copy number signatures and mutational processes in ovarian carcinoma

  • Geoff Macintyre
  • , Teodora E. Goranova
  • , Dilrini De Silva
  • , Darren Ennis
  • , Anna M. Piskorz
  • , Matthew Eldridge
  • , Daoud Sie
  • , Liz-anne Lewsley
  • , Aishah Hanif
  • , Cheryl Wilson
  • , Suzanne Dowson
  • , Rosalind M. Glasspool
  • , Michelle Lockley
  • , Elly Brockbank
  • , Ana Montes
  • , Axel Walther
  • , Sudha Sundar
  • , Richard Edmondson
  • , Geoff D. Hall
  • , Andrew Clamp
  • Charlie Gourley, Marcia Hall, Christina Fotopoulou, Hani Gabra, James Paul, Anna Supernat, David Millan, Aoisha Hoyle, Gareth Bryson, Craig Nourse, Laura Mincarelli, Luis Navarro Sanchez, Bauke Ylstra, Mercedes Jimenez-linan, Luiza Moore, Oliver Hofmann, Florian Markowetz, Iain A. Mcneish, James D. Brenton

Research output: Contribution to journalArticlepeer-review

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Abstract

The genomic complexity of profound copy number aberrations has prevented effective molecular stratification of ovarian cancers. Here, to decode this complexity, we derived copy number signatures from shallow whole-genome sequencing of 117 high-grade serous ovarian cancer (HGSOC) cases, which were validated on 527 independent cases. We show that HGSOC comprises a continuum of genomes shaped by multiple mutational processes that result in known patterns of genomic aberration. Copy number signature exposures at diagnosis predict both overall survival and the probability of platinum-resistant relapse. Measurement of signature exposures provides a rational framework to choose combination treatments that target multiple mutational processes.
Original languageEnglish
Pages (from-to)1262-1270
Number of pages8
JournalNature Genetics
Volume50
Issue number9
Early online date13 Aug 2018
DOIs
Publication statusPublished - 2018

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Research Beacons, Institutes and Platforms

  • Manchester Cancer Research Centre

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