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ClinicalTrials.gov public records Last synced Jul 21, 2026, 4:41 PM EDT

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Showing 1–24 of 187 matching trials from the live ClinicalTrials.gov search.
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Completed No phase listed Observational

Gastrointestinal Microbiome Influence on the Development of Bronchopulmonary Dysplasia

NCT03229967
View directory record Official record
Conditions
Bronchopulmonary Dysplasia
Interventions
16S rRNA stool microbiome sequencing.
Diagnostic Test
Lead sponsor
University of Tennessee
Other
Eligibility
0 Days to 7 Days
Enrollment
197 participants
Timeline
2017 – 2020
U.S. locations
2
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated May 9, 2023 · Synced Jul 21, 2026, 4:41 PM EDT
Recruiting No phase listed Observational

Pathogenesis and Genetics of Microphthalmia, Anophthalmia and Uveal Coloboma (MAC)

NCT01778543
View directory record Official record
Conditions
Coloboma, Anophthalmia, Microphthalmia
Interventions
Not listed
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
1 Year to 100 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2013
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Jul 21, 2026, 4:41 PM EDT
Active, not recruiting Not applicable Interventional

Randall's Plaque Study: Pathogenesis and Relationship to Nephrolithiasis

NCT00169806
View directory record Official record
Conditions
Nephrocalcinosis, Renal Calculi, Hypercalciuria, Hyperparathyroidism, Cystinuria
Interventions
videotape for mapping of renal anatomy and papillary biopsy
Other
Lead sponsor
Indiana Kidney Stone Institute
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2025
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jan 22, 2025 · Synced Jul 21, 2026, 4:41 PM EDT
Completed No phase listed Observational

Preterm Infants and Nephrocalcinosis

NCT02438267
View directory record Official record
Conditions
Prematurity, Nephrocalcinosis, Hypercalciuria
Interventions
Not listed
Lead sponsor
University of Utah
Other
Eligibility
Up to 2 Weeks
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Murray, Utah
Source: ClinicalTrials.gov public record
Updated Mar 12, 2017 · Synced Jul 21, 2026, 4:41 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Molecular Basis of Human Phagocyte Interactions With Bacterial Pathogens

NCT00339287
View directory record Official record
Conditions
Host Defense Mechanisms
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 120 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2001
U.S. locations
1
States / cities
Hamilton, Montana
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Jul 21, 2026, 4:41 PM EDT
Completed Not applicable Interventional

Study of Arginine and Nitric Oxide in Patients With Diabetes

NCT03566524
View directory record Official record
Conditions
Ketosis Prone Diabetes
Interventions
Citrulline, Alanine
Dietary Supplement
Lead sponsor
Baylor College of Medicine
Other
Eligibility
20 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 28, 2022 · Synced Jul 21, 2026, 4:41 PM EDT
Recruiting No phase listed Observational

Natural History, Pathogenesis, and Outcome of Ocular Disorders

NCT02821767
View directory record Official record
Conditions
Eye Disease
Interventions
Not listed
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
1 Month to 100 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Jul 21, 2026, 4:41 PM EDT
Completed No phase listed Observational

COVID-19 Associated Lymphopenia Pathogenesis Study in Blood

NCT04401436
View directory record Official record
Conditions
Coronavirus Disease 2019
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 99 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
3
States / cities
Washington D.C., District of Columbia • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 26, 2025 · Synced Jul 21, 2026, 4:41 PM EDT
Withdrawn Phase 2 Interventional

ALXN1830 in Patients With Warm Autoimmune Hemolytic Anemia

NCT04256148
View directory record Official record
Conditions
Warm Autoimmune Hemolytic Anemia
Interventions
ALXN1830, Placebo
Biological · Other
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Whittier, California
Source: ClinicalTrials.gov public record
Updated Jul 12, 2020 · Synced Jul 21, 2026, 4:41 PM EDT
Completed Not applicable Interventional Results available

Pathogenesis of Stress-Induced Cardiomyopathy by I-123 MIBG

NCT01432626
View directory record Official record
Conditions
Stress Induced Cardiomyopathy
Interventions
I-123 radiolabeled metaiodobenzylguanidine cardiac imaging
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 21, 2016 · Synced Jul 21, 2026, 4:41 PM EDT
Completed No phase listed Observational

Natural History and Pathogenesis of Alopecia in Children and Adults

NCT05502796
View directory record Official record
Conditions
Hair Loss
Interventions
Not listed
Lead sponsor
National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
NIH
Eligibility
2 Years to 120 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Jul 21, 2026, 4:41 PM EDT
Completed No phase listed Observational

VEGF and sFlt-1 Levels in the Pathogenesis and Severity of COVID-19 Disease

NCT04587323
View directory record Official record
Conditions
COVID-19 Disease
Interventions
Not listed
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Jul 21, 2026, 4:41 PM EDT
Completed No phase listed Observational

Lung HIV Disease in a Large Cohort-Pitt

NCT01326572
View directory record Official record
Conditions
Pulmonary Disease, HIV, Emphysema
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 72 Years · Male only
Enrollment
189 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced Jul 21, 2026, 4:41 PM EDT
Completed Not applicable Interventional Results available

A Pilot Study of Eicosapentaenoic Acid (EPA) in Patients With Cancer Cachexia

NCT00815685
View directory record Official record
Conditions
Cancer Cachexia
Interventions
Eicosapentaenoic Acid
Drug
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
25 Years to 80 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
2
States / cities
Stuart, Florida • Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Mar 22, 2017 · Synced Jul 21, 2026, 4:41 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effect of Pioglitazone and Exenatide on Body Weight and Beta Cell Function

NCT00845182
View directory record Official record
Conditions
Type 2 Diabetes, Healthy, Impaired Glucose Tolerance
Interventions
Pioglitazone, Exenatide, Pioglitazone and Exenatide
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 65 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jan 17, 2018 · Synced Jul 21, 2026, 4:41 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Pathogenesis of Primary Ciliary Dyskinesia (PCD) Lung Disease

NCT00807482
View directory record Official record
Conditions
Kartagener Syndrome
Interventions
Not listed
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
Not listed
Enrollment
1,800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2027
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 28, 2026 · Synced Jul 21, 2026, 4:41 PM EDT
Completed No phase listed Observational

The Role of Connective Tissue Growth Factor in the Development of Kidney Disease After Organ Transplantation

NCT00056784
View directory record Official record
Conditions
Kidney Transplantation
Interventions
Not listed
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
4 Years and older
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 5, 2017 · Synced Jul 21, 2026, 4:41 PM EDT
Completed No phase listed Observational

Longitudinal Evaluation of HIV-associated Lung Disease Phenotypes

NCT02238327
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, HIV, Emphysema
Interventions
blood draw, questionnaires, Lung function testing, Six-Minute walk test, Quantitative CT scans, Nasal secretion and cell collection, Echocardiogram
Procedure · Radiation
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 80 Years
Enrollment
232 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 7, 2020 · Synced Jul 21, 2026, 4:41 PM EDT
Completed No phase listed Observational

Studies of the Natural History and Pathogenesis of Autoimmune/Connective Tissue Diseases

NCT00341679
View directory record Official record
Conditions
Autoimmune/Connective Tissue Diseases, Idiopathic Inflammatory Myopathies, Polymyositis, Dermatomyositis
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
2 Years and older
Enrollment
719 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Jul 21, 2026, 4:41 PM EDT
Completed No phase listed Observational

Targeting Diet-Microbiome Interactions in the Pathogenesis of Parkinson's Disease

NCT03705520
View directory record Official record
Conditions
Parkinson Disease
Interventions
Not listed
Lead sponsor
Rush University Medical Center
Other
Eligibility
40 Years to 80 Years
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 11, 2023 · Synced Jul 21, 2026, 4:41 PM EDT
Completed Phase 3 Interventional Results available

Treatment of Acute HIV Infection With Quad Fixed-dose Combination (FDC) Tablet

NCT01694420
View directory record Official record
Conditions
HIV
Interventions
(FDC) ELV/COBI/FTC/TDF
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 75 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 11, 2017 · Synced Jul 21, 2026, 4:41 PM EDT
Completed No phase listed Observational

Studies in the Pathogenesis of Systemic Capillary Leak Syndrome

NCT00936325
View directory record Official record
Conditions
Systemic Capillary Leak Syndrome
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Day to 100 Years
Enrollment
152 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 29, 2024 · Synced Jul 21, 2026, 4:41 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Pilot Study of the Patterns of Cellular Gene Expression in HIV-1 Patients Following Clinical Events Which Increase Plasma Virus Concentrations

NCT00001681
View directory record Official record
Conditions
HIV Infections
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Not listed
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1997 – 2000
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Jul 21, 2026, 4:41 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Alpelisib in Healthy Volunteers

NCT05733455
View directory record Official record
Conditions
Insulin Resistance, Hyperinsulinemia, Dyslipidemias
Interventions
Alpelisib 150 mg [Piqray], 2 overencapsulated tablets (total: 300 mg), Placebo (microcrystalline cellulose), 2 capsules, FreeStyle Libre Pro, Oral glucose tolerance test (OGTT) with Trutol glucose beverage, BOOST Plus nutritional beverage
Drug · Device · Diagnostic Test + 1 more
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 20, 2023 · Synced Jul 21, 2026, 4:41 PM EDT