Scientists sniff out Alzheimer's clues in nasal tissue

NCT ID NCT07021040

First seen Jun 14, 2026 · Last updated Jun 22, 2026 · Updated 3 times

Summary

This study collects a small sample of tissue from inside the nose to learn how the sense of smell changes in people with Alzheimer's. Researchers will compare samples from healthy volunteers and those with early or mild Alzheimer's. The goal is to understand the biology behind smell loss, which is an early symptom of the disease.

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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

  • Duke University Health Center

    RECRUITING

    Durham, North Carolina, 27710, United States

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

    Contact

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

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 could reveal how Alzheimer's affects the sense of smell, potentially leading to earlier diagnostic tools.

What could go wrong

This is an early observational study, not a treatment trial. It may not lead to any direct medical benefit or new therapies.

Conditions

The condition(s) this trial relates to.

Alzheimer disease anosmia

As listed by the trial registrant

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