New blood test could reveal hidden COVID-19 infections
NCT ID NCT04418206
First seen Mar 30, 2026 · Last updated May 22, 2026 · Updated 10 times
Summary
This study tested a blood test (ELISpot) to detect early immune responses to COVID-19. Researchers aimed to understand infection timing and predict disease severity. About 950 adults participated, including those with confirmed or suspected COVID-19, exposed contacts, and healthy volunteers. The goal was to improve public health monitoring and find biomarkers for disease progression.
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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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Locations
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CH Antibes
Antibes, Alpes Maritimes, 06606, France
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CHU de nice
Nice, Alpes-Maritimes, 06001, France
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Ch Cannes, Pneumologie
Cannes, Alpes Maritimes, 06414, France
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Ch Grasse
Grasse, Alpes Maritimes, 06355, France
Conditions
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