Clinical trials: Endothelial Function
Hyperlipidemia
Exploratory Study of the Effect of Omega-3-acid Ethyl Esters (TAK-085) on Vascular Endothelial Function in Patients With Hyperlipidemia by Flow Mediated Dilation
The purpose of this study is to explore the effects of omega-3-acid ethyl esters (TAK-085) on vascular endothelial function when administered for 8 weeks, as measured by FMD, in patients with hyperlipidemia.
- Trial name
- Oasis Flow (NCT02824432)
- Testing
- TAK-085
- Where
- 4 sites in Japan
- Volunteers
- 37 people
- Sponsor
- Takeda
Endothelial Dysfunction
The Effects of Watermelon Juice Supplementation on Postprandial Vascular Endothelial Function
The purpose of this study is to test if watermelon juice supplementation improves vascular dysfunction experience during hyperglycemia.
- Trial name
- WMJ (NCT04092439)
- Testing
- Watermelon Juice
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Endothelial Dysfunction, Aging
Passive Mobilization and Vascular Function
With aging, vascular function (VF) declines. Inactivity and sedentary life style have been shown to contribute to the worsening of VF.
- Conditions
- Endothelial Dysfunction, Aging, Bed Rest
- Trial name
- NCT03087643
- Testing
- Passive mobilization - PM
- Where
- 3 sites in Italy
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- Universita di Verona
Postural Tachycardia Syndrome (POTS)
Effect of Dietary Sodium Intake on Vascular Endothelium
The investigators will test the hypothesis that markers of vascular endothelial dysfunction will be exaggerated acutely with an extreme high sodium diet compared to an extreme low-sodium diet.
- Trial name
- NCT01550315
- Testing
- Pulsitile Arterial Tonometry (PAT) Protocol, Calf Blood Flow in Reactive Hyperemia (CBF-RH), Evaluation of Forearm-Mediated Dilation
- Where
- United States
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Cardiovascular Diseases
Effect of Estradiol+Drospirenone Versus Estradiol+MPA on Endothelial Function
This study compares the effects of two common hormone medications on the heart and blood vessels of healthy post-menopausal women over the age of 45. The study will take place over the course of about 5 months.
- Trial name
- NCT01109979
- Testing
- Estradiol+MPA, Estradiol+Drospirenone
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Insulin Resistance
The Effects of Altering Physical Activity on Cardiometabolic Health
The effects of physical inactivity on variations in blood glucose and vascular health are not fully understood. The purpose of this study is to determine if an acute transition from physical activity to inactivity alters vascular…
- Trial name
- PIA (NCT01879059)
- Testing
- Exercise
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- University of Kansas Medical Center
Cardiovascular Diseases, Atherosclerosis
Aspirin Dose and Atherosclerosis in Patients With Heart Disease
The purpose of the study is to test higher versus lower doses of aspirin on markers of atherosclerosis in patients who have had a heart attack.
- Conditions
- Cardiovascular Diseases, Atherosclerosis, Myocardial Infarction
- Trial name
- TAD (NCT00272337)
- Testing
- Aspirin
- Where
- 2 sites in United States
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- Florida Atlantic University
Cardiovascular Disease
Efavirenz Versus Rilpivirine on Vascular Function, Inflammation, and Oxidative Stress
The purpose of this study is to compare the cardiovascular profiles of efavirenz and rilpivirine, which are two drugs used to treat HIV infection.
- Trial name
- NCT01585038
- Testing
- Efavirenz, Rilpivirine
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Indiana University
Complication, Postoperative
Preoperative High Dose Steroids for Liver Resection- Effect on Complications in the Immediate Postoperative Period
Background: Several randomized clinical trials have shown beneficial effects of pre-operative glucocorticoids on post-operative complications.
- Trial name
- STEREO (NCT03403517)
- Testing
- Methylprednisolone, Dexamethasone
- Where
- Denmark
- Volunteers
- 174 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Obstructive Sleep Apnea
Study to Assess the Changes in Blood Clotting Factors and Blood Vessel Wall Function in Obstructive Sleep Apnea
Obstructive sleep apnea is a condition in which people have decreased breathing during their sleep. Untreated sleep apnea has been linked to increased risk for cardiovascular diseases.
- Trial name
- NCT00936481
- Where
- United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Endothelial Dysfunction
Impact of Smoking Cessation and γ-Tocopherol to Restore Vascular Endothelial Function
Cigarette smoking is a significant risk factor for cardiovascular disease (CVD) and is the leading cause of premature mortality in the US.
- Trial name
- NCT01314443
- Testing
- Nicotine Replacement Therapy (NRT), Gamma-Tocopherol, Smoking cessation
- Where
- United States
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- University of Connecticut
HIV Infection
Comparing Blood Vessel Endothelial Function in HIV-Infected People and Matched HIV-Uninfected People
The blood vessels that carry blood from the heart to the rest of the body are normally capable of relaxing and constricting when needed to provide more or less blood to the body.
- Trial name
- NCT00919724
- Where
- United States
- Volunteers
- 89 people, healthy volunteers welcome
- Sponsor
- Indiana University
Preeclampsia Postpartum
Losartan for Improved Vascular Endothelial Function After Preeclampsia
Women who develop preeclampsia during pregnancy are more likely to develop and die of cardiovascular disease later in life, even if they are otherwise healthy.
- Trial name
- LIVE-PE (NCT04632589)
- Testing
- Losartan Potassium
- Where
- United States
- Volunteers
- 11 people
- Sponsor
- Anna Stanhewicz, PhD
Hypertension, Diabetes Mellitus
Comparison Between Losartan and Benazepril in Diabetic Hypertensive Patients Not Controlled by Amlodipine
The purpose of this study is to compare losartan and benazepril in diabetic patients whose high blood pressure is not controlled by amlodipine and its relationship to statin current use.
- Trial name
- CONTROL (NCT01603940)
- Testing
- Benazepril, Losartan
- Where
- Brazil
- Volunteers
- 30 people
- Sponsor
- Hospital Universitario Pedro Ernesto
Arterial Stiffening, Aging
Sex Hormones and Atherosclerosis Prevention in Perimenopausal Women
The purpose of this study is to find out why women's arteries stiffen as they go through menopause, and how this is affected by estrogen loss.
- Conditions
- Arterial Stiffening, Aging, Menopause
- Trial name
- SHAPE (NCT00608062)
- Testing
- GnRHant - Ganirelix acetate, Transdermal estradiol patch
- Where
- United States
- Volunteers
- 155 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
HIV Infection, Hyperlipidemia
Switch to Atazanavir and Brachial Artery Reactivity (SABAR) Study
The purpose of this study is to evaluate the change in brachial artery reactivity in HIV-infected subjects with elevated lipid levels who are switched to an atazanavir containing antiretroviral regimen
- Trial name
- SABAR (NCT00225017)
- Testing
- Atazanavir, current antiretroviral regimen
- Where
- 7 sites in United States, Argentina and 1 more
- Volunteers
- 50 people
- Sponsor
- Northwestern University
Smoking
Endothelial Function and Autonomic Regulation After Short-term Smoking Cessation: Varenicline Versus Placebo
The purpose of this study is to evaluate endothelial function and autonomic regulation (for example, heart rate and blood pressure) in smokers before and after short-term smoking cessation.
- Trial name
- NCT00673595
- Testing
- Varenicline
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Hypertension
The Chronic Effects of Beetroot Juice in Hypertensive Subjects
We are interested in the effect of diet on blood pressure. Our previous research has shown that beetroot juice lowers blood pressure in healthy people.
- Trial name
- NCT01405898
- Testing
- beetroot juice, Nitrate-free beetroot juice
- Where
- United Kingdom
- Volunteers
- 68 people
- Sponsor
- Queen Mary University of London
Atherosclerosis, Systemic Lupus Erythematosus
Vitamin D to Improve Endothelial Function in SLE
Determine the effect of vitamin D repletion on flow mediated dilation (FMD, a measure of endothelial function) in vitamin D deficient systemic lupus erythematosus (SLE) patients.
- Trial name
- NCT01911169
- Testing
- Cholecalciferol
- Where
- United States
- Volunteers
- 9 people
- Sponsor
- Medical University of South Carolina
Prediabetes, Cardiovascular Disease
Cardioprotective Activities Of Whole Eggs On Vascular Endothelial Function In Prediabetic Adults
Cardiovascular disease (CVD) is largely a lifestyle-related condition that is the #1 killer of adults in the United States. Our work is aimed at understanding how short-term increases in blood sugar, like those that accompany…
- Trial name
- NCT02364570
- Testing
- Glucose (100g), Glucose (75g), Whole Eggs
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Ohio State University