# The Impact of Imprinting and Repeated Influenza Vaccination on Adaptive Immunity, Transcriptomics, and Metabolomics

> **NCT03686514** · PHASE4 · TERMINATED · sponsor: **Emory University** · enrollment: 39 (actual)

## Conditions studied

- Influenza

## Interventions

- **BIOLOGICAL:** FLUARIX QUADRIVALENT

## Key facts

- **NCT ID:** NCT03686514
- **Lead sponsor:** Emory University
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2018-10-22
- **Primary completion:** 2020-06-20
- **Final completion:** 2020-06-20
- **Target enrollment:** 39 (ACTUAL)
- **Why stopped:** The study closed prior to completing year 3 of the study due to the COVID-19 pandemic.
- **Last updated:** 2022-07-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03686514

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03686514, "The Impact of Imprinting and Repeated Influenza Vaccination on Adaptive Immunity, Transcriptomics, and Metabolomics". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT03686514. Licensed CC0.

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