CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 414 enrolled
Drug / intervention
Serum samplesother
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT02415842
NCT02415842N/ACompleted

An Exploratory, Retrospective Laboratory Evaluation of the Humoral Immune Response in Adults and Children to the H1 HA Stalk Domain and Other Influenza A Virus Protein Epitopes, After Administration of GSK Biologicals' Pandemic Influenza Vaccines

GlaxoSmithKline·observational·Posted Apr 14, 2015·Updated Jul 23, 2019

In Brief

An observational study evaluating Serum samples for Immunologic Tests. Completed, enrolled 414 participants across 1 site.

Detailed Summary

The purpose of this exploratory, retrospective laboratory study is to assess the humoral immune response to H1 hemagglutinin stalk domain and other influenza A virus protein epitopes following administration, in adults and children, of GSK Biologicals' adjuvanted and unadjuvanted pandemic influenza vaccines, using archived serum samples from previously completed clinical trials.

Study Details

Study Typeobservational
Allocation--
Masking--
Primary Purpose--
CountriesUnited States

Timeline

N/ACompletedFinished
201520162017201820192020202120222023202420252026
First PostedApr 14, 2015
Enrollment StartOct 26, 2015
Primary CompletionFeb 16, 2018
TodayJul 2, 2026
Enrollment to primary: 2.3 yearsPosted 11.2 years ago

Interventions

Serum samplesother

The archived sera samples collected in previously completed pandemic influenza vaccine clinical trials (H1N1, H5N1, and H9N2 pandemic vaccines in adult trials and H5N1 pandemic vaccine in a pediatric trial) will be tested in this study.