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ClinicalTrials.gov public records Last synced Oct 24, 2026, 1:21 AM EDT

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Showing 673–696 of 1,048 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Immunity Clear all
Not listed Phase 1 Interventional

Airway Immune Response to Allergens (Use Lay Language Here)

NCT04619017
View directory record Official record
Conditions
Allergic Asthma, Allergy to Cats, Allergy to Dust Mites, Allergic Rhinitis, Allergic Conjunctivitis
Interventions
Segmental allergen challenge
Biological
Lead sponsor
JOSALYN CHO
Other
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
2
States / cities
Iowa City, Iowa • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 31, 2023 · Synced Oct 24, 2026, 1:21 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 24, 2026, 1:21 AM EDT
Completed Phase 1 Interventional

Safety and Immune Response to a Multi-component Immune Based Therapy (MKC1106-PP) for Patients With Advanced Cancer.

NCT00423254
View directory record Official record
Conditions
Ovarian, Melanoma, Renal, Prostate, Colorectal, Endometrial Carcinoma, Cervical Carcinoma, Testicular Cancer, Thyroid Cancer, Small Cell Lung Carcinoma, Mesothelioma, Breast Carcinoma, Esophageal Carcinoma, Gastric Cancer, Pancreatic Carcinoma, Neuroendocrine Cancer, Liver Cancer, Gallbladder Cancer, Biliary Tract Cancer, Anal Carcinoma, Bone Sarcomas, Soft Tissue Sarcomas, Carcinoma of Unknown Origin, Primary
Interventions
PSMA/PRAME
Biological
Lead sponsor
Mannkind Corporation
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
5
States / cities
Tuscon, Arizona • Washington D.C., District of Columbia • Tampa, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 3, 2010 · Synced Oct 24, 2026, 1:21 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety and Immune Response of Novartis of MenACWY Conjugate Vaccine When Given to Healthy Children

NCT00616421
View directory record Official record
Conditions
Meningococcal Infections
Interventions
MenACWY-CRM, Licensed meningococcal ACWY vaccine
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
2 Years to 10 Years
Enrollment
2,907 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
52
States / cities
Bentonville, Arkansas • Little Rock, Arkansas • Downey, California + 39 more
Source: ClinicalTrials.gov public record
Updated Feb 15, 2016 · Synced Oct 24, 2026, 1:21 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Screening Volunteers for Clinical Trials

NCT01375530
View directory record Official record
Conditions
Screening
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
4,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2011
U.S. locations
4
States / cities
Atlanta, Georgia • Baltimore, Maryland • Bethesda, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 24, 2026, 1:21 AM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

Systems Biological Analysis of Immune Responses to RSV Vaccine

NCT07185399
View directory record Official record
Conditions
Respiratory Syncytial Virus (RSV)
Interventions
Moderna RSV vaccine
Biological
Lead sponsor
Emory University
Other
Eligibility
60 Years and older
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Oct 24, 2026, 1:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Neuroendocrine and Immune Response to Stress in Schizophrenia

NCT01975584
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Trier Social Stress Test
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 64 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Catonsville, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 27, 2019 · Synced Oct 24, 2026, 1:21 AM EDT
Terminated Early Phase 1 Interventional Accepts healthy volunteers Results available

Pneumococcal Conjugate Vaccine in Aging Renal Transplant

NCT03802994
View directory record Official record
Conditions
Renal Transplantation, Aging
Interventions
23 valent pneumococcal polysaccharide vaccine, 13 valent conjugated pneumococcal vaccine, Peripheral blood sample
Drug · Biological · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
35 Years to 75 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
2
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 30, 2021 · Synced Oct 24, 2026, 1:21 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Determining the Amount of Time Needed for Nelfinavir to Boost the Immune System in Adults

NCT00346619
View directory record Official record
Conditions
Immune Response
Interventions
Nelfinavir
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
20 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 20, 2010 · Synced Oct 24, 2026, 1:21 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Development of Childhood Anti-Influenza Immunity

NCT03673345
View directory record Official record
Conditions
Influenza, Influenza Immunisation
Interventions
Influenza Virus Quadrivalent Inactivated Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
3 Months to 15 Years
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Mar 18, 2022 · Synced Oct 24, 2026, 1:21 AM EDT
Recruiting Phase 4 Interventional

Letermovir for Secondary Prophylaxis in Solid Organ Transplant Recipients

NCT05626530
View directory record Official record
Conditions
Cytomegalovirus Infections, Infection in Solid Organ Transplant Recipients, Neutropenia, Antiviral Toxicity
Interventions
Letermovir
Drug
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 10, 2025 · Synced Oct 24, 2026, 1:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Pilot Study: Gene Expression Profiling of Immune Response to HBV Vaccination in Healthy Volunteers

NCT02055365
View directory record Official record
Conditions
Hepatitis B
Interventions
Hepatitis B Vaccine (Recombinant)
Biological
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 60 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 7, 2018 · Synced Oct 24, 2026, 1:21 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

NK Cell Mediated Influenza Immunity During Pregnancy

NCT03196245
View directory record Official record
Conditions
Pregnancy Related, Influenza, Human
Interventions
There is no intervention.
Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
94 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2019
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jul 14, 2023 · Synced Oct 24, 2026, 1:21 AM EDT
Completed No phase listed Observational

CNS (Central Nervous System) Viral Dynamics and Cellular Immunity During AIDS

NCT00583167
View directory record Official record
Conditions
HIV Infections
Interventions
Not listed
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 28, 2014 · Synced Oct 24, 2026, 1:21 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Pioglitazone Treatment for Hyperglycemic Acute Ischemic Stroke

NCT04123067
View directory record Official record
Conditions
Stroke, Acute, Hyperglycemia, Diabetes
Interventions
Pioglitazone 45 mg, Placebo oral tablet
Drug
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
21 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 15, 2022 · Synced Oct 24, 2026, 1:21 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study on the Immune Response and Safety of a Vaccine Against Respiratory Syncytial Virus (RSV) When Given Alone and Together With a COVID-19 mRNA Vaccine in Adults Aged 50 Years and Above

NCT06374394
View directory record Official record
Conditions
Respiratory Syncytial Virus Infections
Interventions
RSVPreF3 OA investigational vaccine, COVID-19 mRNA vaccine
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
50 Years and older
Enrollment
841 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
8
States / cities
Coral Gables, Florida • Savannah, Georgia • Evansville, Indiana + 5 more
Source: ClinicalTrials.gov public record
Updated Dec 26, 2025 · Synced Oct 24, 2026, 1:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Impact of a Polyphenol-Rich Supplement on Epigenetic and Cellular Markers of Immune Age

NCT05234203
View directory record Official record
Conditions
Immunity Disorders, Aging, Inflammation
Interventions
HTB Rejuvenate
Dietary Supplement
Lead sponsor
Big Bold Health, PBC
Industry
Eligibility
18 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Bainbridge Island, Washington
Source: ClinicalTrials.gov public record
Updated Dec 6, 2022 · Synced Oct 24, 2026, 1:21 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of and Immune Response to a Cow/Human Parainfluenza Virus Vaccine (rB/HPIV3) in Healthy Infants, Children, and Adults

NCT00366782
View directory record Official record
Conditions
Paramyxoviridae Infections, Virus Diseases
Interventions
rB/HPIV3, Placebo
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
6 Months to 49 Years
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 1, 2012 · Synced Oct 24, 2026, 1:21 AM EDT
Withdrawn Phase 2 Interventional

Immune Response and Safety of HS110 Vaccine in Combination With Erlotinib in Patients With Non-Small Cell Lung Cancer

NCT01504542
View directory record Official record
Conditions
Non-small Cell Lung Cancer
Interventions
HS110 vaccine, Placebo
Biological
Lead sponsor
Heat Biologics
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 21, 2013 · Synced Oct 24, 2026, 1:21 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Phase 2 Randomized Multisite Trial to Inform Public Health Strategies Involving the Use of MVA-BN Vaccine for Mpox

NCT05740982
View directory record Official record
Conditions
Monkeypox
Interventions
JYNNEOS
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years to 50 Years
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
17
States / cities
Birmingham, Alabama • Washington D.C., District of Columbia • Atlanta, Georgia + 13 more
Source: ClinicalTrials.gov public record
Updated Mar 27, 2026 · Synced Oct 24, 2026, 1:21 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Vaccine Treatment for HIV-Infection

NCT00108654
View directory record Official record
Conditions
Healthy
Interventions
VRC-HIVADV014-00-VP
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
20 Years to 37 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 24, 2026, 1:21 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Efficacy Study of Fluzone® Vaccine Combined With Different Doses of JVRS-100 Adjuvant

NCT00662272
View directory record Official record
Conditions
Influenza
Interventions
Fluzone vaccine with JVRS-100 adjuvant, Fluzone vaccine
Biological
Lead sponsor
Colby Pharmaceutical Company
Industry
Eligibility
18 Years to 49 Years
Enrollment
128 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 Mar 17, 2010 · Synced Oct 24, 2026, 1:21 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Beetroot Juice for Boosting Immunity During a Time of Stress.

NCT06434181
View directory record Official record
Conditions
Healthy
Interventions
Beetroot Juice, Placebo Control
Dietary Supplement
Lead sponsor
Baylor University
Other
Eligibility
18 Years to 40 Years
Enrollment
115 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Dallas, Texas • Waco, Texas
Source: ClinicalTrials.gov public record
Updated Sep 22, 2026 · Synced Oct 24, 2026, 1:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Immune Response to SARS-CoV-2/COVID-19 Vaccination in Sarcoidosis

NCT05089565
View directory record Official record
Conditions
Sarcoidosis, SARS-CoV2 Infection, Vaccine Response Impaired
Interventions
Assay of (1) the level of anti-spike IgG antibody, and (2) interferon-gamma release in response to SARS-CoV-2 antigen stimulation
Diagnostic Test
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
101 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 1, 2023 · Synced Oct 24, 2026, 1:21 AM EDT