Scientists track breast cancer survivors to unlock chemo resistance secrets

NCT ID NCT05703399

Ongoing Knowledge-focused Sponsor: Mayo Clinic Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study follows 140 breast cancer patients who were part of the original BEAUTY trial. Researchers will collect blood and tissue samples and health information over time to understand why some breast cancers respond to standard chemotherapy and others do not. The goal is to identify markers of resistance and find better treatments.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

What this could lead to: If successful, this research could reveal why some breast cancers resist chemotherapy and point toward new drug combinations or treatments.
What could go wrong: This is an observational follow-up study, not a treatment trial. It may not directly lead to new therapies, and results depend on long-term sample collection and analysis.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

breast carcinoma breast neoplasm

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

BREAST CARCINOMA

Contacts and locations

Locations

Mayo Clinic in Arizona

Scottsdale, Arizona, 85259, United States
Mayo Clinic in Florida

Jacksonville, Florida, 32224-9980, United States
Mayo Clinic in Rochester

Rochester, Minnesota, 55905, United States

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