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Clinical trialNCT03312699CompletedPhase 1Interventional

Effects of Aging on Primary and Secondary Vaccine Responses

SponsorStanford UniversityEnrollment54Healthy AdultsHepatitis AInfluenzaTyphoid
View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

The purpose of this study is to use an existing, unique clinical cohort: the longitudinal cohort of younger (21-40 years) and elderly (\>65 years) subjects whose yearly influenza vaccine responses have been studied extensively since 2007, to gain molecular and cellular mechanistic insights into the impaired vaccine responses in the elderly.
clinicaltrials.gov ↗

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

  • Cornelia Dekker, MD

    Stanford School of Medicine, Dept. of Pediatrics

    Principal Investigator
    clinicaltrials.gov ↗
  • Scott Boyd, MD, PhD

    Stanford School of Medicine, Dept. of Pathology

    Principal Investigator
    clinicaltrials.gov ↗

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

1 registered facility, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States
  • Stanford Lpch Vaccine Program

    Stanford, California, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.

FluadFluzone High Dose →Fluzone® quadrivalentTyphim ViVaqtaVivotif
Linked drugs open the directory filtered to KOLs working with them.clinicaltrials.gov ↗

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
19 Sept 2017
Primary completion
31 Dec 2023
Completion
31 Dec 2023
Last update posted
16 Dec 2024
Registered enrollment
54
Registry id
NCT03312699
clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.