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ClinicalTrials.gov public records Last synced Oct 22, 2026, 5:38 PM EDT

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Showing 385–408 of 1,048 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Immunity Clear all
Completed No phase listed Observational

CMV T Cell Immunity in Pediatric Solid Organ Transplant Recipients

NCT03924219
View directory record Official record
Conditions
Heart Transplant Infection, Kidney Transplant Infection, Liver Transplant Infection, CMV
Interventions
CMV T cell Immunity Assay
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
0 Years to 17 Years
Enrollment
161 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
12
States / cities
Stanford, California • Atlanta, Georgia • Chicago, Illinois + 9 more
Source: ClinicalTrials.gov public record
Updated Mar 27, 2026 · Synced Oct 22, 2026, 5:38 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Single Group Study of the Safety of and Immune Response to a Bird Flu Virus Vaccine (H5N1) in Healthy Adults

NCT00488046
View directory record Official record
Conditions
Influenza, Virus Diseases
Interventions
H5N1 (6-2) AA ca Recombinant (A/Hong Kong/213/2003 x A/AnnArbor/6/60 ca)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 49 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 20, 2007 · Synced Oct 22, 2026, 5:38 PM EDT
Terminated Phase 3 Interventional Results available

Janssen Ad26.CoV2.S Vaccine Booster in Kidney Transplant Recipients

NCT05220397
View directory record Official record
Conditions
Kidney Transplant Recipient
Interventions
Janssen Ad26.CoV2.S Vaccine, Reduction in Immunosuppression Medication, Maintenance in Immunosuppression Medication
Biological · Other
Lead sponsor
Mark Stegall
Other
Eligibility
18 Years and older
Enrollment
468 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
3
States / cities
Phoenix, Arizona • Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 15, 2025 · Synced Oct 22, 2026, 5:38 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Prebiotics (Dried Plum) and Immune Function in Postmenopausal Women

NCT07222111
View directory record Official record
Conditions
T Cell Response to Dried Plum, Vitamin D Influence on Immune Response, Dried Plum and Immune Function
Interventions
Dried plums
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
60 Years to 75 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Oct 29, 2025 · Synced Oct 22, 2026, 5:38 PM EDT
Completed Phase 1 Interventional

VRC 307: A Double-Blind, Randomized Phase I Study of the Safety and Immunogenicity of a Prime-Boost Schedule of the Investigational DNA Trivalent Influenza Vaccine, VRC-FLUDNA047-00-VP, Followed by the 2008/2009 Seasonal Influenza Trivalent Inactivat...

NCT00858611
View directory record Official record
Conditions
Influenza, Human
Interventions
VRC-FLUDNA047-00-VP, Flulaval (Registered) Seasonal Influenza Vaccine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 70 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 22, 2026, 5:38 PM EDT
Completed No phase listed Observational

The Role of Interferon-gamma in Immune Responses to Invasive Candidiasis

NCT05235711
View directory record Official record
Conditions
Fungal Infection, Candidiasis
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 9, 2024 · Synced Oct 22, 2026, 5:38 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Kinetics of the Immune Response to Inactivated Influenza Vaccine in Healthy Adults

NCT03743688
View directory record Official record
Conditions
Influenza, Influenza, Human, Vaccine Reaction, Influenza A, Influenza Type B, Influenza A H1N1, Influenza A H3N2
Interventions
Influenza Vaccine Recipients
Biological
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 45 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 5, 2019 · Synced Oct 22, 2026, 5:38 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

A COVID-19 Symptom, Exposure and Immune Response Registry

NCT04348942
View directory record Official record
Conditions
COVID-19
Interventions
Not listed
Lead sponsor
ObvioHealth
Industry
Eligibility
18 Years and older
Enrollment
804 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Mar 4, 2022 · Synced Oct 22, 2026, 5:38 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of and Immune Response to an Experimental HIV Vaccine (VRC-HIVADV014-00-VP) in HIV Uninfected Adults

NCT00119873
View directory record Official record
Conditions
HIV Infections
Interventions
VRC-HIVADV014-00-VP
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years · Female only
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 2006
U.S. locations
3
States / cities
San Francisco, California • Nashville, Tennessee • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 14, 2021 · Synced Oct 22, 2026, 5:38 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

COVID-19 Vaccine Response in Treated MS Patients

NCT05060354
View directory record Official record
Conditions
Multiple Sclerosis, Healthy
Interventions
Blood draw
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
159 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 25, 2024 · Synced Oct 22, 2026, 5:38 PM EDT
Not listed Early Phase 1 Interventional

Nature of Anifrolumab Impact on Vaccine-Emergent Immunity in SLE

NCT04726553
View directory record Official record
Conditions
Systemic Lupus Erythematosus (SLE)
Interventions
Anifrolumab, Standard of Care
Drug
Lead sponsor
Oklahoma Medical Research Foundation
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
5
States / cities
New Haven, Connecticut • Atlanta, Georgia • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 22, 2023 · Synced Oct 22, 2026, 5:38 PM EDT
Terminated Phase 1 Interventional

Study of Safety and Tolerability of Intravenous CRS-207 in Adults With Selected Advanced Solid Tumors Who Have Failed or Who Are Not Candidates for Standard Treatment

NCT00585845
View directory record Official record
Conditions
Malignant Epithelial Mesothelioma, Adenocarcinoma of the Pancreas, Carcinoma, Non-Small-Cell Lung, Adenocarcinoma of the Ovaries
Interventions
CRS-207, Live-attenuated Listeria monocytogenes expressing human Mesothelin
Biological
Lead sponsor
Anza Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
3
States / cities
Baltimore, Maryland • Bethesda, Maryland • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 20, 2009 · Synced Oct 22, 2026, 5:38 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

BZLF1 Peptide Vaccine (OSU-2131) With QS-21 for the Prevention of Epstein-Barr Virus Related Cancer in Patients Awaiting Solid Organ Transplants

NCT06741072
View directory record Official record
Conditions
Chronic Kidney Disease, Stage 4, Chronic Kidney Disease, Stage 5, EBV-Related Lymphoproliferative Disorder, EBV-Related Malignant Neoplasm, Post-Transplant Lymphoproliferative Disorder
Interventions
Biospecimen Collection, Dulbecco''s Phosphate-Buffered Saline, Peptide Vaccine, QS21
Procedure · Drug · Biological
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years to 65 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 2, 2026 · Synced Oct 22, 2026, 5:38 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Immune Response to Preventive HIV Immunization With Adenovirus Serotype 5 or 35 Vector

NCT00801697
View directory record Official record
Conditions
HIV Infections
Interventions
DNA Vaccine, DNA Vaccine placebo, rAd35, rAd35 placebo, rAd5, rAd5 placebo
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
192 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
10
States / cities
Birmingham, Alabama • San Francisco, California • Decatur, Georgia + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2021 · Synced Oct 22, 2026, 5:38 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Contraceptive Hormones, Immunity, and Microbiome Evaluation

NCT03660046
View directory record Official record
Conditions
Hormonal Contraception
Interventions
Depot medroxyprogesterone acetate (DMPA), Etonogestrel implant (Eng-Implant), Levonorgestrel IUD (Lng-IUD)
Drug
Lead sponsor
Emory University
Other
Eligibility
Up to 45 Years · Female only
Enrollment
155 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
3
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 29, 2024 · Synced Oct 22, 2026, 5:38 PM EDT
Completed No phase listed Observational

Maternal Immunization: Giving Immunity For Tomorrow

NCT01496079
View directory record Official record
Conditions
Pregnancy, Influenza
Interventions
Not listed
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 14, 2017 · Synced Oct 22, 2026, 5:38 PM EDT
Active, not recruiting Phase 4 Interventional

People With CHC Who Achieved a Sustained Virological Response Following Therapy With Direct Acting Antiviral Agents

NCT03520660
View directory record Official record
Conditions
Diabetes Mellitus, Hepatitis C, Chronic, Cardiovascular Diseases
Interventions
Epclusa
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 120 Years
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2032
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 22, 2026 · Synced Oct 22, 2026, 5:38 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

Phase I Study to Evaluate a Human Monoclonal Antibody (MAb) 10E8VLS Administered Alone or Concurrently With MAb VRC07-523LS Via Subcutaneous Injection in Healthy Adults

NCT03565315
View directory record Official record
Conditions
Healthy Adult Immune Response
Interventions
VRC-HIVMAB095-00-AB (10E8VLS), VRC-HIVMAB075-00-AB (VRC07-523LS)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 30, 2020 · Synced Oct 22, 2026, 5:38 PM EDT
Completed Phase 1 Interventional

Treated T Cells Followed by a Stem Cell Transplant in Treating Patients With Multiple Myeloma

NCT00938626
View directory record Official record
Conditions
Multiple Myeloma and Plasma Cell Neoplasm
Interventions
anti-CD3 x anti-CD20 bispecific antibody-armed activated T cells, autologous hematopoietic stem cell transplantation, peripheral blood stem cell transplantation
Biological · Procedure
Lead sponsor
Barbara Ann Karmanos Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 23, 2013 · Synced Oct 22, 2026, 5:38 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Durability of Vaccine Responses

NCT05801978
View directory record Official record
Conditions
Vaccine Response
Interventions
Live Attenuated Yellow Fever 17D Vaccine, Quadrivalent seasonal influenza vaccine
Biological
Lead sponsor
Emory University
Other
Eligibility
18 Years to 50 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
3
States / cities
Atlanta, Georgia • Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 17, 2026 · Synced Oct 22, 2026, 5:38 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Hepatitis B Vaccine Genetics: A Substudy of ATN 024 and ATN 025

NCT00142740
View directory record Official record
Conditions
HIV Infection, Hepatitis B
Interventions
Not listed
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
12 Years to 25 Years
Enrollment
337 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
4
States / cities
Los Angeles, California • San Franciso, California • Washington D.C., District of Columbia + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2017 · Synced Oct 22, 2026, 5:38 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Impact of Increased Immunoglobulin E to Anti-herpes Simplex Virus -1 Innate Immune Responses in Atopic Dermatitis Patients With Eczema Herpeticum

NCT04060550
View directory record Official record
Conditions
Atopic Dermatitis With a History of Eczema Herpeticum, Atopic Dermatitis Without a History of Eczema Herpeticum, Health Controls Without Atopy
Interventions
Xolair
Biological
Lead sponsor
National Jewish Health
Other
Eligibility
16 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 5, 2021 · Synced Oct 22, 2026, 5:38 PM EDT
Completed Phase 3 Interventional Results available

Study to Assess the Effect of Tezepelumab on the Immune Response to Influenza Vaccination in Participants With Asthma

NCT05062759
View directory record Official record
Conditions
Moderate to Severe Asthma
Interventions
Tezepelumab, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
12 Years to 21 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
15
States / cities
Bakersfield, California • Huntington Beach, California • Miami, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Jun 22, 2023 · Synced Oct 22, 2026, 5:38 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Immunogenicity and Safety of Tetravalent Dengue Vaccine Candidate (TDV) in Flavivirus-Naïve and Dengue-Immune Adults

NCT03746015
View directory record Official record
Conditions
Dengue Fever
Interventions
TDV
Biological
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
2
States / cities
Peoria, Illinois • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 8, 2025 · Synced Oct 22, 2026, 5:38 PM EDT