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ClinicalTrials.gov public records Last synced Oct 30, 2026, 6:59 PM EDT

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Showing 25–48 of 94 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: pathogenesis study Clear all
Completed No phase listed Observational

Study of the Immune Response to Hepatitis C Virus

NCT00237432
View directory record Official record
Conditions
Hepatitis C
Interventions
Not listed
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 10, 2010 · Synced Oct 30, 2026, 6:59 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Study of Systemic Lupus Erythematosus

NCT00001372
View directory record Official record
Conditions
Systemic Lupus Erythematosus
Interventions
Not listed
Lead sponsor
National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
NIH
Eligibility
3 Years to 120 Years
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 1994
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 29, 2026 · Synced Oct 30, 2026, 6:59 PM EDT
Completed Phase 4 Interventional Results available

Pathogenesis of Uric Acid Nephrolithiasis: Role of Pioglitazone/Weight Loss

NCT04370093
View directory record Official record
Conditions
Nephrolithiasis, Uric Acid
Interventions
Pioglitazone 45 mg, Weight Loss, Pioglitazone + Weight Loss
Drug · Behavioral · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
21 Years to 99 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 30, 2026, 6:59 PM EDT
Completed No phase listed Observational

Study of Arthritis and Related Conditions

NCT00006333
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
Not listed
Lead sponsor
National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
NIH
Eligibility
Not listed
Enrollment
697 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 12, 2021 · Synced Oct 30, 2026, 6:59 PM EDT
Completed Not applicable Interventional Results available

Venous Stent for the Iliofemoral Vein Investigational Clinical Trial Using the DUO Venous Stent System

NCT04580160
View directory record Official record
Conditions
May-Thurner Syndrome, Deep Vein Thrombosis, Chronic Venous Insufficiency
Interventions
Duo Venous Stent System
Device
Lead sponsor
Vesper Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
28
States / cities
Orange, California • Palo Alto, California • Darien, Connecticut + 24 more
Source: ClinicalTrials.gov public record
Updated May 15, 2025 · Synced Oct 30, 2026, 6:59 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

The Use of Lymph Node Biopsies to Support HIV Pathogenesis Studies

NCT01202305
View directory record Official record
Conditions
HIV
Interventions
Lymph node biopsy
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2030
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 1, 2026 · Synced Oct 30, 2026, 6:59 PM EDT
Completed No phase listed Observational

Pathogenesis of Compromised Bone Quality and Mechanics in Chronic Kidney Disease

NCT03626246
View directory record Official record
Conditions
Chronic Kidney Disease, End Stage Kidney Disease, Chronic Kidney Disease Mineral and Bone Disorder, Renal Osteodystrophy, Secondary Hyperparathyroidism
Interventions
Kidney disease
Other
Lead sponsor
Columbia University
Other
Eligibility
40 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 13, 2021 · Synced Oct 30, 2026, 6:59 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Trial of Antimycobacterial Therapy in Sarcoidosis

NCT01074554
View directory record Official record
Conditions
Sarcoidosis
Interventions
Antibiotic Regimen, Placebo Regimen
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 12, 2016 · Synced Oct 30, 2026, 6:59 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Collection of Blood for Multiple Collaborative Studies

NCT01336855
View directory record Official record
Conditions
HIV
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1988 – 2030
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Oct 30, 2026, 6:59 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
2 Years 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 Oct 13, 2026 · Synced Oct 30, 2026, 6:59 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 23, 2025 · Synced Oct 30, 2026, 6:59 PM EDT
Completed No phase listed Observational

Studies of the Natural History, Pathogenesis, and Outcome of Autoinflammatory Diseases Including Juvenile Dermatomyositis

NCT00059748
View directory record Official record
Conditions
Autoinflammatory Disease, Juvenile Dermatomyositis
Interventions
Not listed
Lead sponsor
National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
NIH
Eligibility
2 Years to 100 Years
Enrollment
757 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 29, 2026 · Synced Oct 30, 2026, 6:59 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Studies of the Pathogenesis of HIV Infection in Human Peripheral Blood Cells and/or Body Fluids in People Living With and Without HIV

NCT00001281
View directory record Official record
Conditions
HIV, Immunodeficiencies, Infectious Diseases
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 120 Years
Enrollment
2,419 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 1993
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 29, 2026 · Synced Oct 30, 2026, 6:59 PM EDT
Completed No phase listed Observational

Study of Families With Twins or Siblings Discordant for Rheumatic Disorders

NCT00055055
View directory record Official record
Conditions
Rheumatoid Arthritis, Systemic Lupus Erythematosus, Idiopathic Inflammatory Myopathies
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
2 Years and older
Enrollment
1,056 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2003
U.S. locations
3
States / cities
Bethesda, Maryland • Research Triangle Park, North Carolina • Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 27, 2026 · Synced Oct 30, 2026, 6:59 PM EDT
Completed No phase listed Observational

Study of Psoriatic Arthritis

NCT00001420
View directory record Official record
Conditions
Psoriasis, Psoriatic Arthritis
Interventions
Not listed
Lead sponsor
National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
NIH
Eligibility
Not listed
Enrollment
999 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2006
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 30, 2026, 6:59 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Natural History, Pathogenesis and Outcome of Melorheostosis A Rare Osteosclerotic Disease

NCT02504879
View directory record Official record
Conditions
Rheumatic Disease
Interventions
Not listed
Lead sponsor
National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
NIH
Eligibility
18 Years to 90 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2030
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 30, 2026, 6:59 PM EDT
Terminated No phase listed Observational

Role of Insulin Action in Psoriasis Pathogenesis

NCT06242847
View directory record Official record
Conditions
Psoriasis, Plaque Psoriasis, Insulin Resistance, PreDiabetes, Overweight and Obesity
Interventions
Oral glucose tolerance test (OGTT), Skin punch biopsy
Diagnostic Test · Procedure
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 17, 2026 · Synced Oct 30, 2026, 6:59 PM EDT
Completed Phase 4 Interventional Results available

Treatment of Acute HIV With Emtricitabine, Tenofovir and Efavirenz (CID 0805)

NCT00924898
View directory record Official record
Conditions
Acute HIV Infection, HIV Infections
Interventions
efavirenz, emtricitabine, and tenofovir
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2013
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 16, 2017 · Synced Oct 30, 2026, 6:59 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 4, 2008 · Synced Oct 30, 2026, 6:59 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Reduce Obesity and Diabetes

NCT00954577
View directory record Official record
Conditions
Type 2 Diabetes, Pediatric Obesity, Dyslipidemia
Interventions
Nutrition, health, and exercise education
Behavioral
Lead sponsor
Academy for Medical Development and Collaboration, New York
Other
Eligibility
10 Years to 15 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2012
U.S. locations
5
States / cities
Brooklyn, New York • Manhasset, New York • Mineola, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2009 · Synced Oct 30, 2026, 6:59 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

Anakinra to Treat Patients With Neonatal Onset Multisystem Inflammatory Disease

NCT00069329
View directory record Official record
Conditions
Nervous System Malformations, Arthropathy, Neurogenic, Urticaria, Papilledema
Interventions
anakinra
Drug
Lead sponsor
National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
NIH
Eligibility
Not listed
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 1, 2016 · Synced Oct 30, 2026, 6:59 PM EDT
Completed No phase listed Observational

Pathogenesis of Youth Onset Type 2 Diabetes and Prediabetes

NCT03195400
View directory record Official record
Conditions
IGT - Impaired Glucose Tolerance, T2D
Interventions
Oral Glucose Tolerance Test, Hyperglycemic Clamp, Isoglycemic Intravenous Glucose Test, Hyperinsulinemic Euglycemic Clamp and 2H20
Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
12 Years to 18 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 23, 2023 · Synced Oct 30, 2026, 6:59 PM EDT
Completed No phase listed Observational

Clinical Evaluations and Laboratory Studies to Study the Disease Course in Patients With Cutaneous T-Cell Lymphoma

NCT00430053
View directory record Official record
Conditions
Lymphoma
Interventions
gene rearrangement analysis, polymerase chain reaction, proteomic profiling, flow cytometry, immunohistochemistry staining method, biopsy
Genetic · Other · Procedure
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 15, 2012 · Synced Oct 30, 2026, 6:59 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Natural History and Development of Spondyloarthritis

NCT01422694
View directory record Official record
Conditions
Arthritis, Spondylitis, Ankylosing
Interventions
Not listed
Lead sponsor
National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
NIH
Eligibility
2 Years to 99 Years
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 29, 2026 · Synced Oct 30, 2026, 6:59 PM EDT