Your blood and stool could advance science – no treatment involved

NCT ID NCT03538600

First seen Jan 06, 2026 · Last updated May 07, 2026 · Updated 17 times

Summary

This study collects samples like blood, stool, saliva, and skin swabs from 600 healthy volunteers aged 3 to 80. The samples are used to develop and improve research tests, not to treat any disease. Participants may be asked to give samples over 5 years, with visits lasting about an hour.

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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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Contacts and locations

Study contacts

  • Contact

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

  • Contact

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

Locations

  • National Institutes of Health Clinical Center

    RECRUITING

    Bethesda, Maryland, 20892, United States

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

Conditions

Explore the condition pages connected to this study.