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Flu Infection at UPHS

StatusCompleted
PhaseNot specified
Started
View on ClinicalTrials.gov ↗

Record History

  1. Trial completed Final enrollment: 19 participants (planned 50) · Primary completion date changed from estimate of Sep 1, 2026 to Sep 29, 2026 · Study completion date changed from estimate of Sep 30, 2026 to Sep 29, 2026 · 3 more Show 6 more changesShow less
    • Final enrollment: 19 participants (planned 50)
    • Primary completion date changed from estimate of Sep 1, 2026 to Sep 29, 2026
    • Study completion date changed from estimate of Sep 30, 2026 to Sep 29, 2026
    • Eligibility criteria expanded, about 15 words
    • Secondary endpoints: details revised at 1 of 3 entries
    • Site details revised
  2. Primary completion pushed from May 1, 2026 to Sep 1, 2026v3
  3. Re-verified, no change to tracked fieldsv2
  4. Study First Submitted
  • Stopped: an ongoing trial was terminated, suspended or withdrawn.
  • Notable: the trial’s plan changed such as a big move in its timeline or size, a new primary endpoint, sponsor or phase, or recruiting opened or resumed.
  • Minor: routine progress and housekeeping, such as sites added or enrollment closed.
Cellular and humoral immune responses in individuals with active influenza infection will be assessed. Each year, up to 50 participants will be enrolled. The investigators hypothesize that influenza infection will elicit mostly memory immune responses rather than de novo immune responses to infection.
Trial Details
NCT Number NCT06807840
Lead Sponsor University of Pennsylvania
Collaborators: National Institute of Allergy and Infectious Diseases (NIAID), Stanford University
Conditions Influenza Human
Enrollment 19 participants
Start Date
Primary Completion (estimated)
Study Completion (estimated)
Updated on ClinicalTrials.gov