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Study of Immune Responses to Influenza Vaccination

NCT03346772 · Status: RECRUITING · Phase: PHASE4 · Type: INTERVENTIONAL · Enrollment: 75

Last updated 2025-08-19

No results posted yet for this study

Summary

Better understanding of the immune responses to influenza vaccination is needed in order to understand situations of poor vaccine response. Adults will receive influenza vaccination and then have peripheral blood drawn at pre-defined intervals in order to study the lymphocyte responses.

Conditions

  • Influenza Vaccination

Interventions

BIOLOGICAL

Influenza vaccination

Adults will receive one intramuscular dose of seasonal quadrivalent inactivated influenza vaccine, as indicated for standard of care.

Sponsors & Collaborators

Principal Investigators

  • E.John Wherry, PhD · University of Pennsylvania

Study Design

Allocation
NA
Purpose
BASIC_SCIENCE
Masking
NONE
Model
SINGLE_GROUP

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2017-10-20
Primary Completion
2026-07-01
Completion
2026-07-01
FDA Drug
Yes

Countries

  • United States

Study Locations

More Related Trials

Entities

Companies

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT03346772 on ClinicalTrials.gov