Scientists track immune changes in 9 volunteers stranded on remote island for a year
NCT ID NCT07275489
First seen Jan 05, 2026 · Last updated Jun 20, 2026 · Updated 24 times
Summary
This study follows 9 healthy young adults living for a year on the remote Kerguelen Islands to see how extreme isolation and stress affect their immune systems. Researchers collect blood, saliva, stool, urine, and hair samples every three months to track immune cells, hidden viruses, and stress markers. The goal is to understand how the body adapts to long-term confinement, which could one day help people with chronic illnesses.
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This is a summary of
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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.
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
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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Hôpital SAMUKER, Port-aux-français/ Archipel KERGUELEN /Terres Australes et Antarctiques Françaises
RECRUITINGPort-aux-Français, Terres Australes Et Antarctiques Françaises, French Southern and Antarctic Lands
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 help scientists understand how stress and isolation weaken the immune system, potentially leading to new ways to support immune health in vulnerable people.
What could go wrong
This is a very small observational study (9 people) in a unique environment, so findings may not apply to the general population. It is not testing any treatment.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.