Clinical trials: Vascular Endothelium
Myocardial Ischemia
The Association Between Systemic Microvascular Endothelial Function and Coronary Physiology Indexes
The present study evaluates skin microvascular reactivity and coronary physiology in the same coronary artery disease (CAD) patients.
- Trial name
- NCT05864729
- Testing
- Coronary angiography with physiological lesion assessment by fractional flow reserve (FFR) and contrast fractional flow reserve (cFFR).
- Where
- Brazil
- Volunteers
- 50 people
- Sponsor
- National Institute of Cardiology, Laranjeiras, Brazil
Cardiovascular Physiological Phenomena, Endothelial Nitric Oxide Synthase
The Impact of Fish-oil Fatty Acids on Postprandial Vascular Reactivity
The primary aim of this study is to determine the impact of individual fish oil fatty acids on vascular reactivity and to identify underlying physiological and molecular mechanism of any observed effects.
- Conditions
- Cardiovascular Physiological Phenomena, Endothelial Nitric Oxide Synthase, Eicosapentaenoic Acid, Docosahexaenoic Acid (All-Z Isomer)
- Trial name
- FOFA (NCT01692431)
- Testing
- EPA, DHA
- Where
- United Kingdom
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- University of East Anglia
Type 2 Diabetes Mellitus
Free Fatty Acids and Vascular Function in Subjects With Diabetes
This study will test the hypothesis that reduction in release of free fatty acids from adipocytes will restore insulin-mediated endothelium-dependent vasodilation and skeletal muscle glucose metabolism in subject with type 2…
- Trial name
- NCT00153179
- Testing
- acipimox
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Telangiectasia, Hereditary Hemorrhagic
Study of Endothelial Cells in Patients With Hereditary Haemorrhagic Telangiectasia
Hereditary Haemorrhagic Telangiectasia (HHT, also known as Osler-Weber-Rendu Syndrome) is an disease that leads to the development of dilated and fragile blood vessels.
- Trial name
- NCT00733629
- Where
- United Kingdom
- Sponsor
- Imperial College London
Periodontitis
Effect of Intensive Periodontal Therapy on Vascular Function
The hypothesis of the existence of a causal association between the systemic infectious/inflammatory burden represented by periodontitis and endothelial function assessed by flow mediated dilatation of the brachial artery (FMD)…
- Trial name
- NCT00327561
- Testing
- Intensive periodontal therapy, Community based periodontal therapy
- Where
- 2 sites in United Kingdom
- Volunteers
- 120 people
- Sponsor
- Eastman Dental Insitute and Hospital
Human Immunodeficiency Virus, Ischemic Heart Disease
Omacor and Cardiovascular Risk Factors in HIV Patients on HAART Treatment
The purpose of this study is to evaluate the effect of Omacor 4g/day on blood lipid parameters and on the function and stiffness of blood vessels in HIV infected patients on Antiretroviral Therapy (HAART)
- Trial name
- NCT00296153
- Testing
- Omega-3-acid ethyl esters 90
- Where
- Denmark
- Volunteers
- 51 people
- Sponsor
- Pronova BioPharma
HIV-1
HIV-1, Insufficient Sleep and Vascular Endothelial Dysfunction
The investigators hypothesize that chronic insufficient sleep is associated with diminished endothelium-dependent nitric oxide-mediated vasodilation and tissue-type plasminogen activator release in anti-retroviral (ART)-treated…
- Trial name
- NCT04956861
- Testing
- Individualized Targeted Sleep
- Where
- United States
- Volunteers
- 88 people
- Sponsor
- University of Colorado, Boulder
Choroidal Neovascularization (CNV)
Assess the Efficacy/Safety of Intravitreal Ranibizumab in Patients With Vision Loss Due to Choroidal Neovascularization.
This study was conducted to evaluate the efficacy and safety of 0.5 mg ranibizumab in adult and adolescent patients with visual impairment due to choridal neovascularization (CNV).
- Trial name
- NCT01840410
- Testing
- Ranibizumab
- Where
- 59 sites in Australia, Canada and 19 more
- Volunteers
- 183 people
- Sponsor
- Novartis Pharmaceuticals
Blood Pressure
Oral L-Citrulline and ADMA in Pregnancy
The purpose of this study is to determine if oral of L-citrulline (3 grams/day) for 3 weeks provided in mid-pregnancy to obese subjects will decrease the plasma ADMA/L-arginine ratio, lower maternal blood pressure, improve…
- Trial name
- NCT00743210
- Testing
- L-citrulline
- Where
- United States
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh
Ischemia Reperfusion Injury, Endothelial Dysfunction
Short Term Statin Treatment and Endothelial Dysfunction Due to Ischemia and Reperfusion Injury
Rationale: Apart from their cholesterol lowering effects, statins have cholesterol-independent pleiotropic actions, such as upregulation of 5'-ectonucleotidase and up-regulation of NO-synthase that may increase tolerance against…
- Trial name
- NCT00987974
- Testing
- rosuvastatin, atorvastatin 3 days, rosuvastatin 7 days
- Where
- Netherlands
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Radboud University Medical Center
Cystic Fibrosis
Blood Flow and Vascular Function in Cystic Fibrosis
Cystic fibrosis (CF) has many health consequences. A reduction in the ability to perform exercise in patients with CF is related to greater death rates, steeper decline in lung function, and more frequent lung infections.
- Trial name
- CF-FLOW (NCT02057458)
- Testing
- Sildenafil (Acute-1 hour), Sildenafil (Subchronic-4 weeks)
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Augusta University
Endothelial Dysfunction, Oxidative Stress
Creatine Monohydrate Supplementation and Vascular Endothelial Health
To determine the effects of 4 weeks of creatine monohydrate supplementation on markers of macrovascular and microvascular function, cognitive performance, and physical performance.
- Trial name
- NCT05014659
- Testing
- Creatine monohydrate
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Florida State University
Hypertension
Effects of Cocoa on Ambulatory Blood Pressure and Vascular Function in Patients With Stage I Hypertension
The proposed study Dose And Response to Cocoa (DARC), will examine variation in dose of cocoa-containing product consumption over an 8-week period and assess effects on blood pressure, endothelial function and arterial stiffness.
- Trial name
- DARC (NCT01672840)
- Testing
- 5g Cocoa Consumption, 10g Cocoa Consumption
- Where
- 2 sites in United States
- Volunteers
- 120 people
- Sponsor
- Griffin Hospital
Hypertension
Effects of Tetrahydrobiopterin on Blood Pressure
Tetrahydrobiopterin (BH4) is a cofactor for the nitric oxide (NO) synthase enzymes, such that its insufficiency results in uncoupling of the enzyme, leading to release of superoxide rather than NO in disease states, including…
- Trial name
- NCT00208780
- Testing
- Tetrahydrobiopterin
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- Emory University
Age-Related Macular Degeneration
Genetic Biomarkers for the Response to Anti-VEGF (Vascular Endothelial Growth Factor).Treatment in Wet Age-related Macular Degeneration (Wet ARMD)
Age-Related Macular Degeneration (ARMD) is the most common cause of blindness in the adult population of the Western World. It affects the macula - the region of the retina most rich in photoreceptors and responsible for central…
- Trial name
- NCT02762188
- Testing
- Genotype analysis
- Where
- Belgium
- Volunteers
- 501 people
- Sponsor
- Brugmann University Hospital
Arterial Hypertension
Cardiovascular Effects of Aerobic and Strength Training in Hypertensive Middle-aged Individuals
Systemic arterial hypertension (SAH) is characterized by elevated and sustained blood pressure levels, related to several risk factors.
- Trial name
- NCT03282942
- Testing
- Strength training group, Aerobic Training Group
- Where
- Brazil
- Volunteers
- 60 people
- Sponsor
- Federal University of Rio Grande do Sul
Sleep Apnea Syndrome, Coronary Artery Disease
Evolution of Oxidative Stress in Coronary Patients With Moderate Sleep Apnea Syndrome After Treatment With Continuous Positive Airway Pressure
Published data indicate that obstructive sleep apnea syndrome (OSAS) worse the prognosis of coronary artery disease (CAD) and that oxidative stress can link this 2 diseases.
- Trial name
- CardioX SAS (NCT02893865)
- Testing
- Continuous positive airway pressure
- Where
- France
- Volunteers
- 28 people
- Sponsor
- University Hospital, Montpellier
Hypertension
Safety and Effects of Ramipril Combined With Candesartan
we hypothesized that combination therapy has additive beneficial effects to improve endothelial dysfunction and adipocytokine profiles in patients with hypertension.
- Trial name
- NCT00356395
- Testing
- ramipril, candesartan
- Volunteers
- 40 people
- Sponsor
- Gachon University Gil Medical Center
Endothelial Dysfunction, FMD
Role of Oxygen for Vascular Dysfunction
Hypoxemia may contribute increased morbidity and mortality in chronic obstructive pulmonary disease (COPD) patients. We aim to characterize the role of acute and chronic hypoxemia for vascular function.
- Conditions
- Endothelial Dysfunction, FMD, IMT, Microcirculation
- Trial name
- NCT02127333
- Where
- Germany
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Klinik für Kardiologie, Pneumologie und Angiologie
Cardiovascular Disease
The Role of Nitric Oxide Synthase in Circulating Progenitor Cell Function
Our main hypothesis is that EPC function is impaired in some populations with high cardiovascular risk as a result of reduced eNOS-dependent NO production.
- Trial name
- NCT00627068
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
The first 1,020 results can be paged through. Add a filter or change the sort order to reach the rest.