Germline DNA-repair Gene Mutations and Outcomes in Men with Metastatic Castration-resistant Prostate Cancer Receiving First-line Abiraterone and Enzalutamide

Emmanuel S. Antonarakis, Changxue Lu, Brandon Luber, Chao Liang, Hao Wang, Yan Chen, John L. Silberstein, Danilo Piana, Zhao Lai, Yidong Chen, William B. Isaacs, Jun Luo

Research output: Contribution to journalArticlepeer-review

130 Scopus citations

Abstract

To determine whether and how germline DNA-repair gene mutations influence clinical outcomes to abiraterone or enzalutamide in patients with castration-resistant prostate cancer (CRPC), we performed germline genotyping for 50 DNA-repair genes using blood samples from 172 patients with CRPC beginning first-line systemic therapy with abiraterone or enzalutamide. We discovered that the presence of germline DNA-repair gene defects (particularly mutations in the BRCA1/2 and ATM genes) were associated with better outcomes to abiraterone and enzalutamide.

Original languageEnglish (US)
Pages (from-to)218-225
Number of pages8
JournalEuropean Urology
Volume74
Issue number2
DOIs
StatePublished - Aug 2018
Externally publishedYes

Bibliographical note

Funding Information:
Funding/Support and role of the sponsor: This work is supported by National Institutes of Health Grants R01 CA185297 and P30 CA006973, Department of Defense Prostate Cancer Research Program Grants W81XWH-15-2-0050 and W81XWH-12-1-0605, the Commonwealth Fund, and Johns Hopkins Prostate SPORE Grant P50 CA058236, and by the Patrick C. Walsh Fund and the Prostate Cancer Foundation. The sponsors played no direct role in the study.

Keywords

  • Abiraterone
  • DNA repair
  • Enzalutamide
  • Germline
  • Mutation

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