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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Immunity, Innate Clear all
Completed No phase listed Observational

Innate and Adaptive Immunity in Individuals Experiencing Chronic Obstructive Pulmonary Disease Exacerbations

NCT00281216
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive, Lung Diseases, Lung Diseases, Obstructive
Interventions
Not listed
Lead sponsor
University of Michigan
Other
Eligibility
40 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 28, 2016 · Synced Sep 9, 2026, 4:20 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Human Lung Responses to Respiratory Pathogens

NCT01967628
View directory record Official record
Conditions
Respiratory Infection
Interventions
Vitamin D3 (cholecalciferol), Placebo Sugar Pill
Dietary Supplement
Lead sponsor
University of Iowa
Other
Eligibility
18 Years to 60 Years
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Mar 28, 2018 · Synced Sep 9, 2026, 4:20 PM EDT
Completed No phase listed Observational

T Lymphocyte Cells in Individuals Experiencing an Acute Exacerbation of Chronic Obstructive Pulmonary Disease

NCT00281229
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive, Lung Diseases, Obstructive
Interventions
Not listed
Lead sponsor
University of Michigan
Other
Eligibility
21 Years and older
Enrollment
481 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2015
U.S. locations
2
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 16, 2019 · Synced Sep 9, 2026, 4:20 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Send-In Sample Collection for Comprehensive Analyses of Innate and Adaptive Immune Responses During Acute COVID-19 and Convalescence

NCT04582903
View directory record Official record
Conditions
COVID-19 Infection
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Day to 99 Years
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2031
U.S. locations
1
States / cities
Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Sep 9, 2026, 4:20 PM EDT
Completed Not applicable Interventional

The Association Between CBT-I Dose and Innate Immunity in Insomnia and Fatigue in Prostate Cancer Patients

NCT06604247
View directory record Official record
Conditions
Breast Cancer, Prostate Cancer
Interventions
Cognitive Behavioral therapy for insomnia (CBT-I)
Behavioral
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
40 Years to 85 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 9, 2026, 4:20 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Innate Immunity in Allergic Asthma

NCT06068335
View directory record Official record
Conditions
Asthma
Interventions
Not listed
Lead sponsor
University of Central Florida
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Dec 5, 2024 · Synced Sep 9, 2026, 4:20 PM EDT
Recruiting Not applicable Interventional

The Role of Circadian Clock Proteins in Innate and Adaptive Immunity

NCT03482245
View directory record Official record
Conditions
Pneumonia, Necrotizing Soft Tissue Infection, Intraabdominal Infections, Infection Joint
Interventions
Blue Light
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 10, 2026 · Synced Sep 9, 2026, 4:20 PM EDT
Completed No phase listed Observational

Mechanisms of Lung Allograft Rejection

NCT00340418
View directory record Official record
Conditions
Lung Transplant, Chronic Allograft Rejection
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 80 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
2
States / cities
Durham, North Carolina • Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 9, 2026, 4:20 PM EDT
Withdrawn No phase listed Observational

Inflammation in Peritoneal Dialysis Patients: Effect of Obesity

NCT01691196
View directory record Official record
Conditions
End-Stage Renal Disease, Renal Disease, End-Stage, Renal Failure, End-Stage, Obesity
Interventions
Not listed
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 28, 2019 · Synced Sep 9, 2026, 4:20 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Inflammation and Protein Restriction

NCT03995979
View directory record Official record
Conditions
Protein Restriction, Diet, Inflammation
Interventions
4 Day Protein Restricted Diet
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 70 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
2
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 23, 2024 · Synced Sep 9, 2026, 4:20 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Immunologic Function in the Elderly After Injury

NCT00447135
View directory record Official record
Conditions
Over the Age of 65, Admitted to the Trauma Service
Interventions
Not listed
Lead sponsor
Summa Health System
Other
Eligibility
66 Years and older
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Akron, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 29, 2008 · Synced Sep 9, 2026, 4:20 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Vaginal Innate Immunity in Normal and HIV-Infected Women

NCT01318304
View directory record Official record
Conditions
HIV, Pregnancy
Interventions
Vaginal lavage specimen
Other
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
83 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 8, 2016 · Synced Sep 9, 2026, 4:20 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Innate Immunity and Respiratory Syncytial Virus (RSV) Infection in Children

NCT00593918
View directory record Official record
Conditions
Respiratory Syncytial Virus Infection
Interventions
Not listed
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
Up to 24 Months
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2008
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 19, 2015 · Synced Sep 9, 2026, 4:20 PM EDT
Active, not recruiting Phase 2 Interventional

A Study to Assess the Efficacy and Safety of Daily OM-85 in Young Children With Recurrent Wheezing

NCT05857930
View directory record Official record
Conditions
Recurrent Wheezing, Wheezing Lower Respiratory Illness
Interventions
OM-85, Placebo
Drug
Lead sponsor
OM Pharma SA
Industry
Eligibility
6 Months to 72 Months
Enrollment
296 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
31
States / cities
Phoenix, Arizona • Tucson, Arizona • Little Rock, Arkansas + 25 more
Source: ClinicalTrials.gov public record
Updated Sep 7, 2026 · Synced Sep 9, 2026, 4:20 PM EDT
Active, not recruiting Early Phase 1 Interventional

Early Phase Clinical Trial About Therapeutic Biological Product Mix for Treating HPV

NCT06959563
View directory record Official record
Conditions
HPV Infection
Interventions
9vHPV Vaccine plus BCG Vaccine Mix for percutaneous use
Biological
Lead sponsor
Han Xu, M.D., Ph.D., FAPCR, Sponsor-Investigator, IRB Chair
Industry
Eligibility
24 Years to 64 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated May 19, 2026 · Synced Sep 9, 2026, 4:20 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Prospective Lung Transplant Database for Genetic Research

NCT00339209
View directory record Official record
Conditions
Lung Transplantation Rejection
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 80 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
2
States / cities
Durham, North Carolina • Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 9, 2026, 4:20 PM EDT
Completed Phase 2 Interventional Results available

Antiviral Activity of Peg-IFN-Alpha-2A in Chronic HIV-1 Infection

NCT00594880
View directory record Official record
Conditions
HIV Infections
Interventions
Pegylated Interferon-alpha 2a, 180 mcg/week sc, Pegylated Interferon-alpha 2a, 90 mcg/week sc
Drug
Lead sponsor
The Wistar Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
5
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 9, 2015 · Synced Sep 9, 2026, 4:20 PM EDT
Completed Not applicable Interventional

Pioglitazone on Viral Kinetics, Cytokines and Innate Immunity in Insulin Resistant CHC GT 1 Subjects

NCT00926016
View directory record Official record
Conditions
Chronic Hepatitis C
Interventions
Pioglitazone (Actos)
Drug
Lead sponsor
Brooke Army Medical Center
Federal
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Feb 13, 2012 · Synced Sep 9, 2026, 4:20 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Polyinosinic-Polycytidylic Acid-poly-L-lysine Carboxymethylcellulose (Poly-ICLC) in Healthy Volunteers

NCT01299662
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Poly ICLC
Drug
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 60 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 12, 2012 · Synced Sep 9, 2026, 4:20 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of IFN-γ on Innate Immune Cells

NCT02609932
View directory record Official record
Conditions
Chronic Granulomatous Disease
Interventions
Administration of drug (Interferon-gamma 1-b) subcutaneously
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 14, 2019 · Synced Sep 9, 2026, 4:20 PM EDT
Not listed Phase 2 Interventional

Reducing Proviral HIV DNA With Interferon-a

NCT02227277
View directory record Official record
Conditions
HIV, HIV/AIDS
Interventions
Peg-IFN-α2b
Drug
Lead sponsor
The Wistar Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
3
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced Sep 9, 2026, 4:20 PM EDT
Completed No phase listed Observational

GI Reflux in Lung Transplant and Its Relationship to Chronic Rejection

NCT00455078
View directory record Official record
Conditions
Gastroesophageal Reflux
Interventions
esophagogastroduodenoscopy, Standard GER questionnaire (RDQ), Scintigraphic evaluation of solid gastric emptying, Twenty-four hour ambulatory pH testing, Esophageal manometry testing
Procedure · Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 4, 2013 · Synced Sep 9, 2026, 4:20 PM EDT
Completed No phase listed Observational

Proteomic Analysis Reveals Innate Immune Activity In Intestinal Transplant Dysfunction

NCT01140152
View directory record Official record
Conditions
Intestinal Transplant, Cellular Rejection
Interventions
Not listed
Lead sponsor
University of California, Los Angeles
Other
Eligibility
Not listed
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Sep 9, 2026, 4:20 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Innate Immunity in Ozone-induced Airway Inflammation in COPD

NCT04669743
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive, Airway Disease, COPD Exacerbation, Pollution; Exposure, Pollution Related Respiratory Disorder
Interventions
Ozone exposure
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
45 Years to 75 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2030
U.S. locations
3
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Sep 9, 2026, 4:20 PM EDT