Scientists track flu antibodies for two years to build better vaccines

NCT ID NCT02511002

First seen Oct 31, 2025 · Last updated May 15, 2026 · Updated 25 times

Summary

This study follows 200 people who have recently had the flu to see how their immune system changes over two years. Researchers will take blood and nasal samples every three months to measure antibodies. The goal is to understand long-term immunity and help design more effective flu vaccines.

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Contacts and locations

Locations

  • National Institutes of Health Clinical Center

    Bethesda, Maryland, 20892, United States

Conditions

Explore the condition pages connected to this study.