Real-world cell-free circulating tumor DNA (ctDNA) analysis identifies CDK4/6 inhibitor resistance and tumor evolution in HR+ advanced breast cancer.

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Bibliographic Details
Title: Real-world cell-free circulating tumor DNA (ctDNA) analysis identifies CDK4/6 inhibitor resistance and tumor evolution in HR+ advanced breast cancer.
Authors: Wander SA; Massachusetts General Hospital Cancer Center, Harvard Medical School, Boston, MA, USA. swander@mgh.harvard.edu., Weipert CM; Guardant Health, Inc., Palo Alto, CA, USA., Cabel L; Department of Medicine, Memorial Sloan Kettering Cancer Center, New York, NY, USA., Liao J; Guardant Health, Inc., Palo Alto, CA, USA., Zhang N; Guardant Health, Inc., Palo Alto, CA, USA., Safonov A; Department of Medicine, Memorial Sloan Kettering Cancer Center, New York, NY, USA.; Weill Cornell Medicine, New York, NY, USA., Bardia A; UCLA Health Jonsson Comprehensive Cancer Center, Los Angeles, CA, USA., Razavi P; Department of Medicine, Memorial Sloan Kettering Cancer Center, New York, NY, USA. razavip@mskcc.org.; Weill Cornell Medicine, New York, NY, USA. razavip@mskcc.org.
Source: NPJ breast cancer [NPJ Breast Cancer] 2026 Jun 12. Date of Electronic Publication: 2026 Jun 12.
Publication Type: Journal Article
Journal Info: Publisher: Breast Cancer Research Foundation Country of Publication: United States NLM ID: 101674891 Publication Model: Print-Electronic Cited Medium: Print ISSN: 2374-4677 (Print) Linking ISSN: 23744677 NLM ISO Abbreviation: NPJ Breast Cancer
Database: MEDLINE Ultimate
Description
ISSN:2374-4677
DOI:10.1038/s41523-026-00986-1