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Multiplatform analysis of 12 cancer types reveals molecular classification within and across tissues of origin

  • The Cancer Genome Atlas Research Network
  • University of North Carolina at Chapel Hill
  • Buck Institute for Age Research
  • University of California at San Francisco
  • Broad Institute
  • Pompeu Fabra University
  • University of California at Santa Cruz
  • Brown University
  • Washington University St. Louis
  • National Institutes of Health
  • University of Texas MD Anderson Cancer Center
  • University of Southern California
  • Van Andel Institute
  • Sage Bionetworks
  • Provincial Health Services Authority
  • Oregon Health and Science University
  • ICREA

Research output: Contribution to journalArticlepeer-review

Abstract

Recent genomic analyses of pathologically defined tumor types identify "within-a-tissue" disease subtypes. However, the extent to which genomic signatures are shared across tissues is still unclear. We performed an integrative analysis using five genome-wide platforms and one proteomic platform on 3,527 specimens from 12 cancer types, revealing a unified classification into 11 major subtypes. Five subtypes were nearly identical to their tissue-oforigin counterparts, but several distinct cancer types were found to converge into common subtypes. Lung squamous, head and neck, and a subset of bladder cancers coalesced into one subtype typified by TP53 alterations, TP63 amplifications, and high expression of immune and proliferation pathway genes. Of note, bladder cancers split into three pancancer subtypes. The multiplatform classification, while correlated with tissue-of-origin, provides independent information for predicting clinical outcomes. All data sets are available for data-mining from a unified resource to support further biological discoveries and insights into novel therapeutic strategies.

Original languageEnglish
Pages (from-to)929-944
Number of pages16
JournalCell
Volume158
Issue number4
DOIs
StatePublished - 14 Aug 2014

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

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