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Study identifier: NCT06274515 Synced from ClinicalTrials.gov · August 07, 2026
● Study status: Recruiting

A Study to Investigate Mechanisms of Resistance to Breast Cancer Therapies

Condition: Breast Cancer  ·  Sponsor: Hoffmann-La Roche

PhasePhase 4
Planned participants320
Who can joinAll sexes, 18 Years to no upper limit
Healthy volunteersNo

Sponsor, CRO or site team? See where this study is running → — listed sites, countries and recruiting context. Everything below is written for patients and caregivers.

About this study

This study will evaluate mechanisms of resistance to anti-breast cancer therapies in tumor and blood samples from participants with human epidermal growth factor receptor (HER2) positive, hormone receptor (HR) positive or triple negative breast cancer.

This description comes directly from the study's public registry record.

Talk to the study team

Reference Study ID Number: WO44977 https://forpatients.roche.com/ No attachments to email below.  ·  888-662-6728 (U.S. Only)  ·  global-roche-genentech-trials@gene.com

Fastest response: use the inquiry form. https://www.gene.com/contact-us/submit-medical-inquiry

Always discuss trial participation with your own doctor first.

Locations (28)

Institut Jules BordetAnderlecht, BelgiumRecruiting
AZ KLINABrasschaat, BelgiumRecruiting
CHU de Liège (Sart Tilman)Liège, BelgiumRecruiting
AZ Delta (Campus Rumbeke)Roeselare, BelgiumRecruiting
Aalborg UniversitetshospitalAalborg, DenmarkRecruiting
Sjællands Universitetshospital, NæstvedNæstved, DenmarkRecruiting
Helsinki University Central HospitalHelsinki, FinlandRecruiting
Tampere University HospitalTampere, FinlandRecruiting
St. Elisabeth Krankenhaus Köln GmbHCologne, GermanyRecruiting
KEM/Evang. Kliniken Essen Mitte gGmbHEssen, GermanyRecruiting
ViDia Christliche Kliniken Karlsruhe, Vincentius-Diakonissen-Kliniken gAGKarlsruhe, GermanyRecruiting
Universitätsklinikum MannheimMannheim, GermanyRecruiting

+ 16 more locations — full list on the registry record.

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