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ClinicalTrials.gov public records Last synced Oct 22, 2026, 1:02 AM EDT

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Showing 193–216 of 1,048 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Immunity Clear all
Recruiting No phase listed Observational Accepts healthy volunteers

A Repository to Study Host-Microbiome Interactions in Health and Disease

NCT05656378
View directory record Official record
Conditions
Healthy Controls, Pregnancy, Pediatric Illnesses, Inflammatory Diseases
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2032
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 11, 2026 · Synced Oct 22, 2026, 1:02 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Detection and Characterization of Neurologic Manifestations of Inborn and Acquired Errors of Immunity

NCT06169150
View directory record Official record
Conditions
Nervous System Disease, Immune System Disease
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
2 Years to 120 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2043
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Oct 22, 2026, 1:02 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Comparison of a Live Herpes Zoster Vaccine and a Recombinant Vaccine in 50-59 and 70-85 Year Olds

NCT02114333
View directory record Official record
Conditions
Shingles, Herpes Zoster
Interventions
Zostavax, HZ/su vaccine, Placebo
Biological
Lead sponsor
University of Colorado, Denver
Other
Eligibility
50 Years to 85 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 8, 2020 · Synced Oct 22, 2026, 1:02 AM EDT
Not listed Not applicable Interventional

Exercise Study for Breast Cancer Survivors

NCT04208074
View directory record Official record
Conditions
Breast Cancer
Interventions
Exercise Intervention
Other
Lead sponsor
San Diego Biomedical Research Institute
Other
Eligibility
Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 28, 2020 · Synced Oct 22, 2026, 1:02 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluating the Safety and Immune Response to a Respiratory Syncytial Virus (RSV) Vaccine in Adults, RSV-Seropositive Children, and RSV-Seronegative Infants and Children

NCT01459198
View directory record Official record
Conditions
Respiratory Syncytial Virus Infections
Interventions
RSV MEDI ΔM2-2 vaccine, Placebo vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
6 Months to 49 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 15, 2015 · Synced Oct 22, 2026, 1:02 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study to Find the Dose and Assess the Immune Response and Safety of a Vaccine Against Influenza in Healthy Younger and Older Adults

NCT06431607
View directory record Official record
Conditions
Influenza, Human
Interventions
F2G22B/DL001Z, F2H23D/DL001Z-NH, F2H23B/DL001Z-NH, F2H23H/DL001Z, FDQ23A-NH (Flu D-QIV), GSK5800544A, Flu D-TIV, F2H23A/DL001Z-NH, F2H23G/DL001Z, Fluzone HD Quadrivalent, Fluzone HD
Biological · Combination Product
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 85 Years
Enrollment
845 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
18
States / cities
Hialeah, Florida • Miami, Florida • Chicago, Illinois + 14 more
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Oct 22, 2026, 1:02 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Investigate the Immune Response to Two Doses of VAX102 Healthy Adults

NCT00921206
View directory record Official record
Conditions
Influenza
Interventions
VAX102
Biological
Lead sponsor
VaxInnate Corporation
Industry
Eligibility
18 Years to 49 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 23, 2014 · Synced Oct 22, 2026, 1:02 AM EDT
Completed Phase 1 Interventional

Phase 1 Safety Study of Two Experimental HIV Vaccines

NCT00479999
View directory record Official record
Conditions
AIDS Vaccines, HIV Infections, HIV-1
Interventions
VRC-HIVADV027-00-VP, VRC-HIVADV038-00-VP
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Oct 22, 2026, 1:02 AM EDT
Completed Phase 1 Interventional

Safety and Immune Response to a Prime-Boost Vaccination Schedule in HIV-infected Patients

NCT00270465
View directory record Official record
Conditions
HIV
Interventions
VRC-HIVDNA016-00-VP, VRC-HIVADV014-00-VP
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 22, 2026, 1:02 AM EDT
Active, not recruiting Phase 1 Interventional

Safety and Immune Response to a Mammaglobin-A DNA Vaccine In Breast Cancer Patients Undergoing Neoadjuvant Endocrine Therapy

NCT02204098
View directory record Official record
Conditions
Breast Cancer, Breast Carcinoma, Malignant Neoplasm of Breast
Interventions
Mammaglobin-A DNA Vaccine, Optional biopsy
Biological · Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2028
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Oct 22, 2026, 1:02 AM EDT
Not listed No phase listed Observational

Immunity After COVID-19 Vaccination

NCT04883164
View directory record Official record
Conditions
Immunity to COVID-19
Interventions
Cellular and antibody response to spike antigens of SARS-CoV-2 in both groups in peripheral blood samples
Other
Lead sponsor
Plexision
Industry
Eligibility
18 Years to 100 Years
Enrollment
300 participants
Timeline
2021 – 2023
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 12, 2021 · Synced Oct 22, 2026, 1:02 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Antigen-Specific Cell Mediated Immune Response to Chlamydia Trachomatis

NCT00970749
View directory record Official record
Conditions
Chlamydia
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
15 Years to 35 Years · Female only
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 7, 2017 · Synced Oct 22, 2026, 1:02 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Ontogeny of Measles Immunity in Infants

NCT00240916
View directory record Official record
Conditions
Measles
Interventions
Attenuvax (Measles Virus Live Vaccine, 0.5ml subcutaneous), MMR-II (Measles-Mumps-Rubella Virus Live Vaccine, 0.5ml subcutaneous)
Biological
Lead sponsor
Stanford University
Other
Eligibility
6 Months and older
Enrollment
750 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1993 – 2013
U.S. locations
2
States / cities
Palo Alto, California • Stanford, California
Source: ClinicalTrials.gov public record
Updated Jun 9, 2022 · Synced Oct 22, 2026, 1:02 AM EDT
Terminated Not applicable Interventional Results available

Intravesical BCG Administration to Patients With Invasive Bladder Cancer

NCT02365207
View directory record Official record
Conditions
Bladder Cancer
Interventions
BCG strain of Mycobacterium bovis
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Nov 5, 2019 · Synced Oct 22, 2026, 1:02 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Immune Response Study of GSK Biologicals' Influenza Virus Vaccine 1388442A Compared With Fluarix

NCT00693706
View directory record Official record
Conditions
Influenza
Interventions
Trivalent influenza vaccine GSK 138842A, Fluarix
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 49 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
2
States / cities
Miami, Florida • Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Jun 8, 2018 · Synced Oct 22, 2026, 1:02 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Trial to Investigate Immune Responses Elicited by a Liquid Formulation of Influenza Virus Vaccine, Trivalent, Types A & B, Live Cold Adapted (CAIV-T) in Healthy Adults

NCT00192192
View directory record Official record
Conditions
Influenza
Interventions
CAIV-T
Biological
Lead sponsor
MedImmune LLC
Industry
Eligibility
18 Years to 64 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000
U.S. locations
1
States / cities
Stamford, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 13, 2021 · Synced Oct 22, 2026, 1:02 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

A Study to Assess the Immune Response and Safety of a Vaccine Against Influenza in Adults 18 Years of Age and Older

NCT07121192
View directory record Official record
Conditions
Influenza, Human
Interventions
Flu mRNA (Formulation A), Flu mRNA (Formulation B), Comparator 1, Comparator 2, Comparator 3
Biological · Combination Product
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
776 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
22
States / cities
Anniston, Alabama • Fair Oaks, California • San Diego, California + 18 more
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Oct 22, 2026, 1:02 AM EDT
Recruiting Not applicable Interventional

Effects of Grape Consumption on the Immune-Gut Axis in Obesity

NCT07231484
View directory record Official record
Conditions
Obesity &Amp; Overweight
Interventions
Freeze-dried grape powder, Placebo powder
Other
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 60 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 22, 2026, 1:02 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Comparison of GSK Biologicals' DTaP-IPV Candidate Vaccine to DTaP and IPV Separately Administered Vaccines in Terms of Immune Response and Safety

NCT00263692
View directory record Official record
Conditions
Diphtheria, Acellular Pertussis, Tetanus
Interventions
Prophylaxis: Diphtheria, tetanus, pertussis, poliovirus type 1, type 2 and type 3
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
4 Years to 6 Years
Enrollment
401 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2004
U.S. locations
15
States / cities
Jonesboro, Arkansas • Fountain Valley, California • Oakland, California + 12 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2016 · Synced Oct 22, 2026, 1:02 AM EDT
Completed No phase listed Observational

Immune Response to Mycobacterium Tuberculosis Infection

NCT00257907
View directory record Official record
Conditions
Latent Tuberculosis
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
157 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 5, 2018 · Synced Oct 22, 2026, 1:02 AM EDT
Completed Not applicable Interventional Results available

A Pilot Study to Evaluate Radiotherapy-Induced Anti-Tumor Immunity in Metastatic Carcinoma of the Pancreas

NCT01985958
View directory record Official record
Conditions
Histological or Cytological Diagnosis of Pancreatic Carcinoma
Interventions
Radiation therapy
Device
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 20, 2020 · Synced Oct 22, 2026, 1:02 AM EDT
Recruiting No phase listed Observational

COVID-19 Transmission and Morbidity in Malawi

NCT05973084
View directory record Official record
Conditions
SARS CoV 2 Infection, SARS CoV 2 Vaccination
Interventions
Not listed
Lead sponsor
Boston University
Other
Eligibility
5 Years to 75 Years
Enrollment
1,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Oct 22, 2026, 1:02 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Challenge Model for Assessment of Human TB Immunity

NCT01868464
View directory record Official record
Conditions
Tuberculosis
Interventions
BCG TICE strain
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
2
States / cities
Decatur, Georgia • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 27, 2020 · Synced Oct 22, 2026, 1:02 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

FebriDx DISRUPT Acute Respiratory Infection Trial in Acute Respiratory Infection: An Evaluation of FebriDx® POC Test

NCT02018198
View directory record Official record
Conditions
Acute Respiratory Tract Infections
Interventions
FebriDx
Diagnostic Test
Lead sponsor
Rapid Pathogen Screening
Industry
Eligibility
1 Year and older
Enrollment
540 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
20
States / cities
Birmingham, Alabama • Denver, Colorado • Coral Gables, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Nov 17, 2022 · Synced Oct 22, 2026, 1:02 AM EDT