Clinical trials: Vascular Endothelial Function
Cognitive Impairment, Estrogen Deficiency
Effects of Ovarian Hormone Suppression on Vascular and Cognitive Function
Complaints about memory and thinking are common in women as they go through menopause. The female hormone estrogen is important for both the health of both the brain and the blood vessels.
- Conditions
- Cognitive Impairment, Estrogen Deficiency, Menopause, Endothelial Dysfunction
- Trial name
- NCT03112226
- Testing
- GnRHant + E2
- Where
- 2 sites in United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Cardiovascular Disease
MARCH Vascular Endothelium Substudy
This is a substudy of MARCH, in which we are exploring the changes in the vascular endothelium using pulse wave tonometry (a non invasive measure of cardiac health) to measure the changes in small and large arterial elasticity in…
- Trial name
- MARCH VE (NCT01585753)
- Testing
- NRTI + PI, maraviroc + PI, maraviroc + NRTI
- Where
- 6 sites in Argentina, Australia and 2 more
- Volunteers
- 34 people
- Sponsor
- Kirby Institute
Hypertension
Doxazosin and Ramipril in Hypertension
Randomized double-blind parallel group study in patients with mild-to-moderate hypertension to evaluate the effects beyond the blood pressure lowering effect of treatment for 12 weeks with ramipril or doxazosin on hemostatic…
- Trial name
- DoRa (NCT02901977)
- Testing
- Ramipril, Doxazosin
- Where
- Sweden
- Volunteers
- 71 people
- Sponsor
- Karolinska Institutet
Prehypertension (Elevated Blood Pressure) or Hypertension, Obesity and Obesity-related Medical Conditions
Evaluation of Physical Fitness and Hemodynamics Across a Diverse Population
In this study, investigators will use the IFT 30-15 test, a six-minute walking test, and a treadmill test to assess the participants' cardiorespiratory fitness.
- Trial name
- ACT-ON-s1 (NCT06669715)
- Where
- Slovenia
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Ljubljana
Non-Alcoholic Fatty Liver Disease
The Effect of Coenzyme Q10 on Endothelial, Vascular and Myocardial Function
Non-alcoholic fatty liver disease (NAFLD) is associated with increased cardiovascular risk. The aim of this study is to investigate the effects of coenzyme Q10 (CoQ10) on endothelial, vascular and myocardial function in patients…
- Trial name
- NCT05941910
- Testing
- Q10
- Where
- Greece
- Volunteers
- 60 people
- Sponsor
- Attikon Hospital
Living Kidney Donation
Vascular Remodeling After Living Kidney Donation Study
Vascular evaluation of candidates to living kidney donation is important because there is an increased risk of end stage renal disease and cardiovascular disease after donation.
- Trial name
- EUGENIA (NCT05073913)
- Testing
- Vascular remodeling characterization
- Where
- France
- Volunteers
- 44 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Peripheral Arterial Disease, Cardiovascular Disease
Endothelial Function and Vein Graft Remodeling
The purpose of this study is to better understand why some vein bypass grafts develop narrowing. Evidence suggests that there is a relationship between inflammatory markers in the blood and the narrowing that occurs in blood…
- Trial name
- EFVGR (NCT00831090)
- Where
- 2 sites in United States
- Volunteers
- 55 people
- Sponsor
- University of California, San Francisco
Vascular Function, Atherothrombosis
Effect of Real-fire Training on Vascular Function
Fire-fighters are at increased risk of death from heart attacks when compared to other emergency service professionals whose jobs involve similar components such as emergency call-outs and shift work.
- Trial name
- FIREPROOF (NCT01812317)
- Testing
- Forearm Vascular Study, Badimon Chamber Study
- Where
- United Kingdom
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
Healthy
Impacts of a Combined Berry Extract Supplement on Vascular Function and Oxygen Utility Capacity in Young Adults
The purpose of this study is to investigate the impacts of a combined berry extract supplement (hawthorn berry, tart cherry, and bromelain extracts) on total antioxidant capacity, endothelial function, blood pressure, oxygen…
- Trial name
- NCT04312022
- Testing
- Berry extract
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University of Nebraska
Coronary Artery Disease
Impact of Exercise Training on Endothelial Function in CAD
Bradykinin has been identified to contribute to the release of nitric oxide (NO), prostacyclin, and EDHF through activation of specific bradykinin 2 (B2) receptors, which is finally promoting a vasodilatory respone.
- Trial name
- NCT00176345
- Testing
- Exercise Training
- Where
- Germany
- Volunteers
- 20 people
- Sponsor
- University of Leipzig
Macular Degeneration
VEGF-antagonism and Endothelial Function in Age-related Macular Degeneration (AMD)
The objective of this study is to evaluate the effects of 2 intravitreal injections with Ranibizumab or Avastin on endothelial function in subjects with neovascular macular degeneration compared to patients with dry AMD.
- Trial name
- NCT00727753
- Testing
- Ranibizumab, Bevacizumab, No treatment
- Where
- Switzerland
- Volunteers
- 54 people
- Sponsor
- University of Zurich
Vascular Aging
Vascular Aging and Lp299v Study in Healthy Adults
Emerging data suggest the gut microbiota regulates multiple mechanisms related to vascular aging, but no intervention targeting the gut microbiota has been tested in older adults without cardiovascular risk factors or…
- Trial name
- NCT05296395
- Testing
- Lactobacillus Plantarum 299v in fermented oat drink
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Medical College of Wisconsin
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 Function and Arterial Stiffness
A Pilot Case Control Study of Vascular Function in Cyclists
This is a pilot study with the purpose of measuring vascular function, assessed by evaluating arterial stiffness (pulse wave velocity and augmentation index) and endothelial function (flow mediated dilatation), in elite/amateur…
- Trial name
- NCT02745665
- Testing
- flow mediated dilation (endothelial function), ABPI, Pulse wave velocity and augmentation index
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- St George's, University of London
Atherosclerotic Cardiovascular Diseases, Endothelial Dysfunction
TB-500 (Thymosin Beta 4 17-23 Fragment) for Cardiovascular Biomarkers in Stable ASCVD
This fictional study is an example of a ClinicalTrials.gov-style record. It describes a Phase 1/2 trial evaluating the safety and tolerability of TB-500 (a 17-23 fragment of thymosin beta 4) versus placebo in adults with stable…
- Trial name
- TBRIDGE-CV (NCT07487363)
- Testing
- TB-500
- Where
- China
- Volunteers
- 80 people
- Sponsor
- Hudson Biotech
Hypertension, Cardiovascular Diseases
The Effects of Strawberries on Blood Pressure in Postmenopausal Women
Cardiovascular disease (CVD) is the leading cause of death in the US. Statistics show that approximately 91% of individuals with CVD have vascular dysfunction.
- Conditions
- Hypertension, Cardiovascular Diseases, Vascular Diseases
- Trial name
- NCT02099578
- Testing
- 25 g of Freeze-dried Strawberry Powder, 50 g of Freeze-dried Strawberry Powder
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Florida State University
Hypertension (Without Type 2 Diabetes Mellitus), High Blood Pressure
Wild Blueberries for Gut, Brain, and Heart Health in Adults With High Blood Pressure
The purpose of the study is to determine the effectiveness of wild blueberries on cardiovascular health, cognitive function, and gut microbiota composition in non-Hispanic Black and White adults with elevated blood pressure.
- Conditions
- Hypertension (Without Type 2 Diabetes Mellitus), High Blood Pressure, Male, Female
- Trial name
- NCT06735599
- Testing
- Wild Blueberry
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Georgia State University
Coronary Artery Disease
Effect of Ile-Pro-Pro (IPP) on Endothelial Function in Patients With Coronary Artery Disease
This study will investigate whether the lacto-tripeptide Ile-Pro-Pro (IPP) improves the function of the endothelium in patients with coronary artery disease. The study has a crossover design.
- Trial name
- NCT00924157
- Testing
- IPP
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- Boston University
Aging, Arterial Stiffness
Inorganic Nitrate Supplementation on Cerebrovascular Aging and Arterial Stiffness Study
This study investigates the effect of dietary inorganic nitrate supplementation on 1) large elastic artery stiffness and hemodynamics and 2) cerebrovascular function in middle-aged and older adults.
- Conditions
- Aging, Arterial Stiffness, Endothelial Dysfunction, Hypertension
- Trial name
- INCA (NCT03617302)
- Testing
- Experimental: Nitrate-containing
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Gary L. Pierce, PhD
Ischemia/Reperfusion Injury
Effects of Sevoflurane in Subanesthetic Concentrations on the Forearm Perfusion
Sevoflurane preconditioning and cardiovascular protection against ischemia/reperfusion injury. Study hypothesis: The volatile anesthetic sevoflurane at subanesthetic concentrations achieves endothelial protection against…
- Trial name
- NCT00526695
- Testing
- Sevoflurane (Preconditioning)
- Where
- Switzerland
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Zurich