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ClinicalTrials.gov public records Last synced Sep 30, 2026, 1:39 AM EDT

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Showing 1–24 of 25 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Brachial Artery Flow Mediated Dilation Clear all
Completed No phase listed Observational Accepts healthy volunteers

COPD-Related Physiology and the Brain

NCT03269721
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive (COPD), Cognitive Impairment
Interventions
Neuropsychological Assessment, Spirometry, Arterial Blood Gas, Diffusion Capacity of the Lung for Carbon Monoxide, 6 Minute Walk Test, Systemic Vascular Measures, Blood Biomarkers, Symptom Questionnaire Measures, Brain MRI
Behavioral · Procedure · Diagnostic Test + 1 more
Lead sponsor
Karin Hoth
Other
Eligibility
30 Years to 85 Years
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2025
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Dec 24, 2025 · Synced Sep 30, 2026, 1:39 AM EDT
Completed Phase 4 Interventional Results available

Efficacy of Fish Oil in Lupus Patients

NCT00828178
View directory record Official record
Conditions
Systemic Lupus Erythematosus
Interventions
Omega-3, flow-mediated dilation of the brachial artery, corn starch
Drug · Device · Other
Lead sponsor
Michelle Petri M.D.,MPH
Other
Eligibility
18 Years and older
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 18, 2016 · Synced Sep 30, 2026, 1:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

AngioDefender Versus Brachial Artery Ultrasound Imaging

NCT02468336
View directory record Official record
Conditions
Cardiovascular Diseases
Interventions
AngioDefender, Ultrasound
Device
Lead sponsor
Everist Genomics, Inc
Industry
Eligibility
18 Years and older
Enrollment
171 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
4
States / cities
Boulder, Colorado • Derby, Connecticut • Boston, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2018 · Synced Sep 30, 2026, 1:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect of Dietary Sodium Intake on Vascular Endothelium

NCT01550315
View directory record Official record
Conditions
Postural Tachycardia Syndrome (POTS)
Interventions
Pulsitile Arterial Tonometry (PAT) Protocol, Calf Blood Flow in Reactive Hyperemia (CBF-RH), Evaluation of Forearm-Mediated Dilation
Procedure · Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 60 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 5, 2022 · Synced Sep 30, 2026, 1:39 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Study of Trilipix Effects on Lipids and Arteries

NCT01025492
View directory record Official record
Conditions
Dyslipidemia
Interventions
Trilipix, placebo
Drug
Lead sponsor
University of Utah
Other
Eligibility
30 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Sep 1, 2016 · Synced Sep 30, 2026, 1:39 AM EDT
Completed Phase 4 Interventional Results available

The Effect of Exenatide Compared to Lantus Insulin on Vascular Function in Type 2 Diabetes

NCT00353834
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Exenatide, Glargine Insulin
Drug
Lead sponsor
Joslin Diabetes Center
Other
Eligibility
18 Years to 75 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 9, 2018 · Synced Sep 30, 2026, 1:39 AM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Neural Mechanism of Aldosterone-induced Insulin Resistance

NCT02102243
View directory record Official record
Conditions
Hypertension
Interventions
DEFINITY® infusion, Human Recombinant Regular Insulin infusion, Dextrose infusion, Flow mediated vasodilation, Endothelial cell collection, Microvascular perfusion assessment using Definity, Microneurography
Drug · Procedure
Lead sponsor
Wanpen Vongpatanasin
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 15, 2023 · Synced Sep 30, 2026, 1:39 AM EDT
Terminated Phase 4 Interventional Results available

Effect of Dapagliflozin on Inflammation and Endothelial Function

NCT02608905
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Dapagliflozin, Placebo
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
21 Years to 70 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 8, 2020 · Synced Sep 30, 2026, 1:39 AM EDT
Terminated Phase 1 Interventional

Endothelial Injury and Development of Coronary Intimal Thickening After Heart Transplantation

NCT01848301
View directory record Official record
Conditions
Cardiac Allograft Vasculopathy, Antibody Mediated Rejection
Interventions
Optical Coherence Tomography, Acetylcholine, Brachial Artery Flow Mediated Dilation
Device · Drug · Procedure
Lead sponsor
Gladwin, Mark, MD
Individual
Eligibility
18 Years to 80 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 6, 2017 · Synced Sep 30, 2026, 1:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of Sports Supplements on Blood Flow

NCT04278053
View directory record Official record
Conditions
Determine the Effects of Nitrosigine and Citrulline-malate on Flow-mediated Dilation Among Young Adults
Interventions
inositol-stabilized arginine silicate
Dietary Supplement
Lead sponsor
University of Arkansas, Fayetteville
Other
Eligibility
18 Years to 29 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Fayetteville, Arkansas
Source: ClinicalTrials.gov public record
Updated May 24, 2022 · Synced Sep 30, 2026, 1:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Brachial Artery Ultrasound Imaging: A Repeatability Study

NCT02682576
View directory record Official record
Conditions
Cardiovascular Diseases
Interventions
Brachial artery ultrasound imaging
Procedure
Lead sponsor
Everist Genomics, Inc
Industry
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
2
States / cities
Derby, Connecticut • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 8, 2017 · Synced Sep 30, 2026, 1:39 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Adipose Tissue and Immune Activation in HIV

NCT04439448
View directory record Official record
Conditions
Human Immunodeficiency Virus, Obesity
Interventions
dual-energy X-ray absorptiometry (DEXA) scan, Carotid and branchial artery ultrasound, 2-hour oral glucose tolerace test, Blood collection
Radiation · Other · Diagnostic Test
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2020
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 19, 2020 · Synced Sep 30, 2026, 1:39 AM EDT
Completed No phase listed Observational

Patients Undergoing Major Cancer Surgery: Incidence and Predictive Value for Postoperative Cardiac Events

NCT01262222
View directory record Official record
Conditions
High Risk for Postoperative Cardiovascular Events
Interventions
endothelial function testing
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
50 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 13, 2018 · Synced Sep 30, 2026, 1:39 AM EDT
Completed No phase listed Observational

Blood Vessel Study

NCT01524549
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 65 Years
Enrollment
178 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Sep 30, 2026, 1:39 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Migraine and CVD Risk in Women

NCT03081390
View directory record Official record
Conditions
Migraine
Interventions
Mixed meal tolerance testing, Skin conductance & cold pressor test, Flow-mediated dilation testing
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2026
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 8, 2025 · Synced Sep 30, 2026, 1:39 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Microvascular Function in Patients Undergoing 5-Fluorouracil Chemotherapy

NCT04042298
View directory record Official record
Conditions
Gastrointestinal Cancer, Head and Neck Cancer, Breast Cancer, Chemotherapy Effect, 5-Fluorouracil Toxicity
Interventions
Arterial blood pressure, Skin microcirculatory blood flow, Brachial artery blood flow, Venous blood draw
Other
Lead sponsor
Kansas State University
Other
Eligibility
21 Years and older
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Manhattan, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 2, 2025 · Synced Sep 30, 2026, 1:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nitric Oxide Bioavailability in Chronic Obstructive Pulmonary Disease (COPD)

NCT01398943
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Tetrahydrobiopterin (BH4), Antioxidant Cocktail
Drug · Dietary Supplement
Lead sponsor
Augusta University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 11, 2017 · Synced Sep 30, 2026, 1:39 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Effects of Hookah (Waterpipe) Smoking on Blood Vessel Function

NCT03616002
View directory record Official record
Conditions
Hookah Smoking
Interventions
Hookah smoking
Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 29 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 4, 2021 · Synced Sep 30, 2026, 1:39 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Development of a Clinically-relevant Test for Assessment of Cerebral Vascular Function

NCT04336852
View directory record Official record
Conditions
Cerebrovascular Disorders, Cerebrovascular Disease
Interventions
Flow mediated dilation (brachial and femoral arteries), Cerebral vascular reactivity to carbon dioxide (CO2), Cerebral vascular function test
Procedure
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 80 Years
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
2
States / cities
Chicago, Illinois • Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated May 20, 2025 · Synced Sep 30, 2026, 1:39 AM EDT
Completed Phase 4 Interventional Results available

The Effect of Linagliptin on Mitochondrial and Endothelial Function

NCT01969084
View directory record Official record
Conditions
Type II Diabetes Mellitus
Interventions
Linagliptin, Placebo, Microcirculation testing, Macrocirculation testing, MRI Scans
Drug · Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
30 Years to 70 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 18, 2016 · Synced Sep 30, 2026, 1:39 AM EDT
Completed Phase 4 Interventional Results available

Phosphate Lowering in CKD Trial

NCT02209636
View directory record Official record
Conditions
Chronic Kidney Disease, Cardiovascular Disease
Interventions
Lanthanum carbonate, placebo, Ascorbic Acid, Nitroglycerin, Flow-mediated dilation measurement, Aortic pulse-wave velocity, Endothelial cell collection
Drug · Procedure
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
40 Years to 79 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 26, 2022 · Synced Sep 30, 2026, 1:39 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Acute Effects of Watermelon on Vascular Function and Serum Lycopene

NCT03608254
View directory record Official record
Conditions
Vascular Health of Postmenopausal Women
Interventions
100% watermelon juice
Other
Lead sponsor
University of Alabama, Tuscaloosa
Other
Eligibility
65 Years to 70 Years · Female only
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Tuscaloosa, Alabama
Source: ClinicalTrials.gov public record
Updated Mar 14, 2022 · Synced Sep 30, 2026, 1:39 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

COMP-4 Supplementation and Brachial Artery FMD

NCT05595915
View directory record Official record
Conditions
Aging, Endothelial Dysfunction, Senescence
Interventions
COMP-4
Dietary Supplement
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 39 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Sep 30, 2026, 1:39 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Sitagliptin Effects on Arterial Vasculature and Inflammation in Obesity

NCT02576288
View directory record Official record
Conditions
Atherosclerosis, Inflammation
Interventions
Sitagliptin, Placebo
Drug
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 40 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 17, 2019 · Synced Sep 30, 2026, 1:39 AM EDT