Researchers track COVID-19 antibodies in 643 healthy adults
NCT ID NCT04490174
First seen Nov 01, 2025 · Last updated May 23, 2026 · Updated 23 times
Summary
This study aimed to count how many healthy adults in central North Carolina developed antibodies to the COVID-19 virus over one year. Researchers enrolled 643 people aged 18 and older who did not have COVID-19 at the start. Participants gave blood samples five times and completed weekly online surveys about their health and symptoms. The goal was to better understand virus exposure and help guide public health responses.
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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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Locations
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NIEHS Clinical Research Unit (CRU)
Research Triangle Park, North Carolina, 27709, United States
Conditions
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