Prospective Validation of a 21-Gene Expression Assay in Breast Cancer
Author(s) -
Joseph A. Sparano,
Robert J. Gray,
Della Makower,
Kathleen I. Pritchard,
Kathy S. Albain,
Daniel F. Hayes,
Charles E. Geyer,
Elizabeth Claire Dees,
Edith A. Perez,
John A. Olson,
JoAnne Zujewski,
Tracy Lively,
Sunil Badve,
Thomas J. Saphner,
Lynne I. Wagner,
Timothy J. Whelan,
Matthew J. Ellis,
Soonmyung Paik,
William C. Wood,
Peter M. Ravdin,
Maccon Keane,
Henry Gómez,
Pavan S. Reddy,
Timothy F. Goggins,
Ingrid A. Mayer,
Adam Brufsky,
Deborah Toppmeyer,
Virginia Kaklamani,
James N. Atkins,
Jeffrey L. Berenberg,
George W. Sledge
Publication year - 2015
Publication title -
new england journal of medicine
Language(s) - English
Resource type - Journals
eISSN - 1533-4406
pISSN - 0028-4793
DOI - 10.1056/nejmoa1510764
Subject(s) - biomarker , breast cancer , oncology , prospective cohort study , medicine , cancer , gene expression , gene , bioinformatics , biology , genetics
Prior studies with the use of a prospective-retrospective design including archival tumor samples have shown that gene-expression assays provide clinically useful prognostic information. However, a prospectively conducted study in a uniformly treated population provides the highest level of evidence supporting the clinical validity and usefulness of a biomarker.
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