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ClinicalTrials.gov public records Last synced Sep 9, 2026, 3:47 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed No phase listed Observational Accepts healthy volunteers

Brain Imaging of Serotonin Transporters in the Brain

NCT00059046
Conditions
Healthy, Serotonin Transporter
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Fractional Zinc Absorption
Interventions
Zinc amino acid complex
Other
Lead sponsor
UCSF Benioff Children's Hospital Oakland
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Oakland, California
Conditions
Cancer
Interventions
MICK Assay
Other
Lead sponsor
Pierian Biosciences
Industry
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Franklin, Tennessee
Completed Phase 1 Interventional Accepts healthy volunteers

Test Re-Test Reliability of [11C]PF-06809247 as a Novel PET Tacer

NCT03100136
Conditions
Neuroinflammation
Interventions
[11C]PF-06809247
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
3
States / cities
New Haven, Connecticut
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Truway Whole-Body Digital Twin and Physiologic Resilience Study (TRU-OMNIBODY)

NCT07805044
Conditions
PHYSIOLOGICAL PHENOMENA, Homeostasis, Physical Functional Performance, Cardiorespiratory Fitness, Cardiometabolic Risk Factors, Mobility Limitation
Interventions
Standardized Physiologic Resilience Challenge, Multimodal Whole-Body Physiologic Monitoring, Research-Only Whole-Body Digital Twin Analysis
Procedure · Other
Lead sponsor
Truway Health, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2041
U.S. locations
1
States / cities
New York, New York
Completed No phase listed Observational Accepts healthy volunteers

Limb Cooling in Essential Tremor

NCT02067702
Conditions
Essential Tremor
Interventions
Limb Cooling Assessment of ET
Procedure
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 95 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Magnetic Resonance (MR) Imaging & Blood Biomarkers for Head and Neck Cancer

NCT03491176
Conditions
Cutaneous Squamous Cell Carcinoma of the Head and Neck, Healthy Subject, Head and Neck Cancer
Interventions
Biospecimen Collection, Magnetic Resonance Imaging, Quality-of-Life Assessment, Questionnaire Administration
Procedure · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2027
U.S. locations
1
States / cities
Houston, Texas
Conditions
Kidney Transplantation, Liver Transplantation
Interventions
Not listed
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
Not listed
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Burns
Interventions
Alteration in nutritional support
Dietary Supplement
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Abdominal Surgery, Thoracic Surgery
Interventions
Endothelial Function Test
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Houston, Texas
Conditions
HIV Infection, HIV Infections
Interventions
Efavirenz + Tenofovir DF/Emtricitabine, Raltegravir + Tenofovir DF/Emtricitabine, Colonoscopy with biopsies, Inguinal Lymph Node Excision
Drug · Procedure
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Leber Congenital Amaurosis, Leber Congenital Amaurosis (LCA)
Interventions
OPGx-RDH12
Drug
Lead sponsor
Opus Genetics, Inc
Industry
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2034
U.S. locations
3
States / cities
Phoenix, Arizona • Philadelphia, Pennsylvania • Houston, Texas
Completed Not applicable Interventional Accepts healthy volunteers

MusculRA: The Effects of Rheumatoid Arthritis on Skeletal Muscle Biomechanics

NCT04226131
Conditions
Rheumatoid Arthritis, Healthy Controls
Interventions
Blood Draw, Disease Activity (DAS-28) Assessment, Skeletal Muscle Mitochondrial Respiratory Capacity, Muscle Biopsy, Body Composition, Cardiopulmonary Exercise Test (CPET), Strength Testing, Questionnaires, Skeletal Muscle Biomechanical Property Assessment
Other
Lead sponsor
Duke University
Other
Eligibility
25 Years to 75 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Healthy
Interventions
Neuro Kinetics, Inc, i-PAS
Device
Lead sponsor
Uniformed Services University of the Health Sciences
Federal
Eligibility
18 Years to 55 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
2
States / cities
Bethesda, Maryland • Charleston, South Carolina
Completed Phase 3 Interventional Accepts healthy volunteers

Fitness and Daily Function in Adults

NCT00018265
Conditions
Cardiovascular Disease
Interventions
Task specific endurance training, Tai Chi
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
65 Years and older
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2003
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Obesity
Interventions
human ghrelin, very low calorie diet, Hyperinsulinemic/Euglycemic Clamp
Drug · Other · Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 65 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Chronic Kidney Disease Mineral and Bone Disorder
Interventions
Phosphorus Absorption Test
Other
Lead sponsor
Purdue University
Other
Eligibility
30 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
West Lafayette, Indiana
Completed Not applicable Interventional Accepts healthy volunteers

External vs Combined Focus Effects on Landing in Female Athletes

NCT07367308
Conditions
Valgus Deformity, Not Elsewhere Classified, Knee, Injury, Knee
Interventions
Single-Leg Drop Vertical Jump, Combined Focus of Attention Instruction, External Focus of Attention Instruction, No instruction
Other
Lead sponsor
Bahçeşehir University
Other
Eligibility
18 Years to 30 Years · Female only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Long Beach, California
Recruiting No phase listed Observational Accepts healthy volunteers

NIRS for the Diagnosis of Myofascial Pelvic Pain

NCT07181447
Conditions
Myofascial Pelvic Pain
Interventions
Pelvic Floor Muscle Assessment by Near-Infrared Spectroscopy
Diagnostic Test
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older · Female only
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Recruiting Not applicable Interventional Accepts healthy volunteers

Testing the Adipose Expandability Hypothesis In Vivo During Overfeeding

NCT04583514
Conditions
Overweight and Obesity, Metabolic Syndrome
Interventions
Control, Overfeeding
Behavioral
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 42 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Completed Not applicable Interventional Accepts healthy volunteers

Oxygen Uptake Kinetics During Submaximal Exercise in Adults With Down Syndrome

NCT05995223
Conditions
Down Syndrome
Interventions
Submaximal exercise protocol
Other
Lead sponsor
University of Nevada, Las Vegas
Other
Eligibility
18 Years to 35 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Las Vegas, Nevada
Conditions
Rosacea
Interventions
Metronidazole gel 1%
Drug
Lead sponsor
Galderma R&D
Industry
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
1
States / cities
Colorado Springs, Colorado
Conditions
Cancer
Interventions
Not listed
Lead sponsor
Pierian Biosciences
Industry
Eligibility
Not listed
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
10
States / cities
La Verne, California • Tampa, Florida • Brentwood, Tennessee + 3 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Validation of Diagnostics to Identify Glucose-6-phosphate Dehydrogenase Activity in the US

NCT04010695
Conditions
G6PD Deficiency
Interventions
SD Biosensor G6PD Analyzer, Pointe Scientific Test Kit, HemoCue System
Diagnostic Test
Lead sponsor
PATH
Other
Eligibility
18 Years to 65 Years
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Seattle, Washington