Chikungunya vaccine shows promise in Long-Term antibody persistence study
NCT ID NCT04838444
First seen Dec 24, 2025 · Last updated May 14, 2026 · Updated 20 times
Summary
This study looks at how long the chikungunya vaccine (VLA1553) keeps working and if it stays safe over time. About 363 adults who got the vaccine in an earlier trial are being followed. Researchers measure antibody levels and watch for any serious side effects.
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This is a summary of
the original study
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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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Accelerated Enrollment Solutions (AES)
Phoenix, Arizona, 85020, United States
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Accelerated Enrollment Solutions (AES)
Chicago, Illinois, 60602, United States
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Alliance for Multispecialty Research (AMR)
Lexington, Kentucky, 40509, United States
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Alliance for Multispecialty Research (AMR)
Knoxville, Tennessee, 37920, United States
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Allliance for Multispecialty Research (AMR)
Norfolk, Virginia, 23502, United States
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Velocity Clinical Research
Hallandale, Florida, 33090, United States
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Velocity Clinical Research
Grand Island, Nebraska, 68803, United States
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Velocity Clinical Research
Omaha, Nebraska, 68134, United States
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Velocity Clinical Research
Austin, Texas, 78759, United States
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Velocity Clinical Research
West Jordan, Utah, 84088, United States
Conditions
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