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Genomic and transcriptional aberrations linked to breast cancer pathophysiologies

  • Koei Chin
  • , Sandy DeVries
  • , Jane Fridlyand
  • , Paul T. Spellman
  • , Ritu Roydasgupta
  • , Wen Lin Kuo
  • , Anna Lapuk
  • , Richard M. Neve
  • , Zuwei Qian
  • , Tom Ryder
  • , Fanqing Chen
  • , Heidi Feiler
  • , Taku Tokuyasu
  • , Chris Kingsley
  • , Shanaz Dairkee
  • , Zhenhang Meng
  • , Karen Chew
  • , Daniel Pinkel
  • , Ajay Jain
  • , Britt Marie Ljung
  • Laura Esserman, Donna G. Albertson, Frederic M. Waldman, Joe W. Gray

Research output: Contribution to journalArticlepeer-review

Abstract

This study explores the roles of genome copy number abnormalities (CNAs) in breast cancer pathophysiology by identifying associations between recurrent CNAs, gene expression, and clinical outcome in a set of aggressively treated early-stage breast tumors. It shows that the recurrent CNAs differ between tumor subtypes defined by expression pattern and that stratification of patients according to outcome can be improved by measuring both expression and copy number, especially high-level amplification. Sixty-six genes deregulated by the high-level amplifications are potential therapeutic targets. Nine of these (FGFR1, IKBKB, ERBB2, PROCC, ADAM9, FNTA, ACACA, PNMT, and NR1D1) are considered druggable. Low-level CNAs appear to contribute to cancer progression by altering RNA and cellular metabolism.

Original languageEnglish (US)
Pages (from-to)529-541
Number of pages13
JournalCancer Cell
Volume10
Issue number6
DOIs
StatePublished - Dec 2006
Externally publishedYes

Funding

This work was supported by the NIH (CA58207, CA90421, and CA101359), the Office of Health and Environmental Research of the U.S. Department of Energy (contract DE-AC03-76SF00098), and the Avon Foundation. The content of this publication does not necessarily reflect the views or policies of the Department of Health and Human Services, nor does mention of trade names, commercial products, or organizations imply endorsement by the U.S. Government. For full disclaimer, see http://www-library.lbl.gov/public/tmRco/howto/RcoBerkeleyLabDisclaimer.htm .

FundersFunder number
Office of Health and Environmental Research
Author National Institutes of Health National Institutes of Health National Institutes of Health National Institutes of Health The Bev Hartig Huntington's Disease Foundation National Institutes of HealthCA58207, CA101359
U.S. Department of EnergyDE-AC03-76SF00098
National Institute of Health-National Cancer InstituteR01CA090421
Avon Foundation for Women

    Keywords

    • CELLCYCLE
    • HUMDISEASE

    ASJC Scopus subject areas

    • Oncology
    • Cell Biology
    • Cancer Research

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