Clinical trials: Flow-mediated Dilation
PCOS
Exogenous Ketone Supplementation in Females with Polycystic Ovary Syndrome
Polycystic ovary syndrome (PCOS) affects 1 in 5 females of reproductive age. Commonly characterized as a disorder of infertility, PCOS is often accompanied by 3 potent cardiovascular disease (CVD) risk factors: insulin…
- Trial name
- NCT06155708
- Testing
- Ketone, Water
- Where
- Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- McGill University
Vascular Dilation, Arterial Stiffness
Effects of Inorganic Nitrate and Intensity of Exercise on Cardiovascular Health in Post-Menopausal Females
Post-menopausal females experience elevated cardiovascular disease risk (CVD), compared to premenopausal females and age-matched males.
- Trial name
- NCT05221905
- Testing
- BEET IT - Concentrate Beet root juice, BEET IT - Concentrate Beet root juice (nitrate depleted)
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Virginia
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
Endothelial Dysfunction
Effects of Incorporating Sprouted and Non-sprouted Chickpea Flour in Pasta Products Analyzed in Vivo Flow-mediated Dilation
The investigators examined the effects on post-digestion brachial artery flow mediated dilation (FMD) and in vitro antioxidant capacity of 40% semolina flour replacement with sprouted chickpea flour.
- Trial name
- NCT03801486
- Testing
- Experimental: Sprouted Chickpea Flour, Control: Semolina Flour
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Montclair State University
Endothelial Dysfunction
The Acute Effects of Commercially Available Drinks on the Endothelial Function of Humans Following a High-fat Meal
High fat diets are associated with impaired endothelial function and increased cardiovascular disease risk amongst our population.
- Trial name
- NCT03806829
- Testing
- Water, Red Wine, Green Tea
- Where
- United Kingdom
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- University of the Highlands and Islands
Glucose Intolerance, Aortic Stiffness
Healthy Aging Through Functional Food
The purpose of this study is to determine whether dietary inducers of glyoxalase 1 are effective in improving metabolic and vascular health.
- Conditions
- Glucose Intolerance, Aortic Stiffness, Vasodilation
- Trial name
- HATFF (NCT02095873)
- Testing
- Glyoxalase 1 (Glo1) inducer
- Where
- United Kingdom
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Warwick
Change in Flow Mediated Dilation
Effects of FSH on Endothelial Function (FEND)
Purpose of the study will be to evaluate the effects of the s.c. administration of 300 IU of FSH in 16 healthy males. The endothelial function will be evaluated by the measurement with ecographic approach of the flow mediated…
- Trial name
- FEND (NCT04430621)
- Testing
- Follicle Stimulating Hormone
- Where
- Italy
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Federico II University
Healthy, Overweight and Obesity
The Impact of Citrus Products on Cardiovascular Health
Epidemiological studies have indicated that the consumption of citrus fruit is inversely associated with the risk of cardiovascular disease.
- Trial name
- NCT03611114
- Testing
- Blood orange juice, Control drink
- Where
- United Kingdom
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Leeds
Cystic Fibrosis
Longitudinal Assessment of Exercise Capacity and Vascular Function in Patients With CF
This project is an attempt to understand how Orkambi treatment affects exercise capacity and the function of the arteries in CF patients who are homozygous F508del.
- Trial name
- NCT03338595
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Augusta University
Normal Weight Obesity, Metabolically Obese Normal Weight
Metabolic Obesity in Normal Weight (MONW): Diagnostic Markers Stud
Metabolically Obese Normal Weight (MONW) represents a phenotype affecting individuals with a normal Body Mass Index (BMI) but characterized by excessive adipose tissue accumulation.
- Conditions
- Normal Weight Obesity, Metabolically Obese Normal Weight, Metabolic Syndrome
- Trial name
- NCT07358533
- Where
- Poland
- Volunteers
- 176 people, healthy volunteers welcome
- Sponsor
- Pomeranian Medical University Szczecin
Aging, Endothelial Dysfunction
COMP-4 Supplementation and Brachial Artery FMD
In a young and healthy person, the production of nitric oxide (NO) by the endothelium, the inner lining of the blood vessel, is responsible for a) the ability of the blood vessel to dilate so it can increase its blood flow and b)…
- Conditions
- Aging, Endothelial Dysfunction, Senescence
- Trial name
- NCT05595915
- Testing
- COMP-4
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
Surgery, Cardiac Death
Endothelial Dysfunction and Non-cardiac Surgery
Endothelial dysfunction is a cardiovascular disease hallmark. After non-cardiac surgery, cardiovascular events correlate with surgical outcomes. Understanding the role of endothelial function in these events is crucial.
- Conditions
- Surgery, Cardiac Death, Stroke, Myocardial Injury
- Trial name
- NCT05778981
- Testing
- FMD - Troponin measurement
- Where
- Chile
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Chile
Healthy, Ageing
Can Cocoa Flavanols Protect Endothelial Function During Prolonged Sitting in Healthy Older Adults?
Sitting time is high in older adults and has been shown to temporarily impair endothelial function and blood pressure. Flavanols, plant-derived compounds, acutely enhance endothelial function and reduce Blood pressure in older…
- Trial name
- NCT07265869
- Testing
- High-flavanol cocoa powder, Low-flavanol cocoa powder
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Birmingham
Healthy Adult
L-arginine Supplementation and Resistance Exercise
The purpose of this study was to examine the acute endothelial, cardiovascular, and performance responses to L-arginine by assessing flow-mediated dilation (FMD) and heart rate variability (HRV) both before and after resistance…
- Trial name
- NCT03827005
- Testing
- L-arginine
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- North Dakota State University
Cardiovascular Diseases
Improvement of Endothelial Function by EGCG
Cardiovascular diseases are a major cause of morbidity and mortality worldwide. Impaired endothelial function (assessed as flow-mediated dilation) represents an early marker for later cardiovascular events.
- Trial name
- NCT01662232
- Testing
- Green tea beverage, Green tea extract, EGCG
- Where
- Germany
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Charite University, Berlin, Germany
Dyslipidemia
Study of Trilipix Effects on Lipids and Arteries
Fibrates reduce atherosclerosis and cardiovascular disease events. A major mechanism of this benefit appears to be their ability to raise plasma high density lipoprotein cholesterol (HDL-C), especially in patients with high…
- Trial name
- NCT01025492
- Testing
- Trilipix
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Utah
Health Subjects With Cardiovascular Risk Factors
Sublingual L-GSH Supplementation in Male Subjects With Smoking Habit and/or Hypertension
Background. The antioxidant systems are the main endogenous defense against free radicals, and glutathione seems to play an important role in this mechanism.
- Trial name
- NCT02125045
- Testing
- L-GSH
- Where
- Italy
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Niguarda Hospital
Cystic Fibrosis
Mechanisms for Vascular Dysfunction and Exercise Tolerance in CF
Cystic fibrosis 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-AOX (NCT02690064)
- Testing
- Acute Antioxidant, Chronic Antioxidant
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Augusta University
COPD Patients, Healthy
Determinants of the Vascular Response to Training in Chronic Obstructive Pulmonary Disease (COPD) Patients
Vascular comorbidities constitute a major burden in COPD patients. The atherosclerosis process is preceded by the onset of an endothelial dysfunction (assessed by the flow-mediated dilatation (FMD)), which is a risk factor for…
- Trial name
- cDysEndoBPCO (NCT03774238)
- Testing
- FMD analysis
- Where
- 2 sites in France
- Volunteers
- 69 people, healthy volunteers welcome
- Sponsor
- University Hospital, Montpellier
Vasodilation, Diabetes Mellitus, Type 2
Impact of Regional Vibration Application and Flow Mediated Dilation on Brachial Artery Hemodynamics
Application of vibration has been previously shown to affect tissue perfusion and utilized in different branches of medicine. Little is known about the acute impact of vibration application on peripheral artery hemodynamics.
- Trial name
- VMD (NCT05492071)
- Testing
- Local Vibration Application Following Flow Mediated Dilation, Flow mediated dilation
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Istanbul University