Mayo clinic study probes immune secrets of breast cancer drugs

NCT ID NCT04517838

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study collects blood and tumor samples from 230 adults with HER2-positive breast cancer (stages I-IV) who are starting anti-HER2 drugs like trastuzumab. Researchers want to see how the immune system reacts to these treatments. The goal is to learn more, not to test a new therapy.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

breast adenocarcinoma breast cancer HER2 positive breast carcinoma

As listed by the trial registrant

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

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Mayo Clinic in Florida

    RECRUITING

    Jacksonville, Florida, 32224-9980, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact