Clinical trials: Vascular Function in Healthy Volunteers
Stroke
Motor Performance in Chronic Stroke Patients
This study will determine in stroke patients whether stimulation of the injured side of the brain combined with stimulation of the weak hand can temporarily improve motor function of the paralyzed hand.
- Trial name
- NCT00110175
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Atherosclerosis, Cardiovascular Diseases
INvestigating the Lowest Threshold of Vascular bENefits From LDL Lowering With a PCSK9 InhibiTor in healthY Volunteers
The INTENSITY-LOW study aims to answer if there are any limits to LDL reduction in relation to benefitting vascular health from a mechanistic viewpoint, and therefore potentially limitations to primary prevention in healthy…
- Trial name
- NCT03273972
- Testing
- Written Informed Consent, Inclusion/Exclusion check, Full Clinical Chemistry and Haematology Bloods
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Cambridge University Hospitals NHS Foundation Trust
Exercise, Blood Pressure
Effects of Lentil Protein Hydrolysate on Blood Pressure Control, Vascular Function and Exercise Performance
Examining the safety and tolerability of Lentil Protein Hydrolysate in healthy males and females whilst exploring the effects of a dose range on blood pressure control and vascular function and exercise performance
- Conditions
- Exercise, Blood Pressure, Vasodilation, Vascular Function in Healthy Volunteers
- Trial name
- NCT06894875
- Testing
- Lentil protein hydrolysate
- Where
- Australia
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Nuritas Ltd
Overweight, Hypertriglyceridemic Waist
Effect of Arginine Supplementation in the Metabolic Syndrome
The purpose of this study is to determine whether oral supplementation with one form of arginine improves vascular endothelial function in healthy subjects with risk factors associated with the metabolic syndrome
- Trial name
- NCT02354794
- Testing
- One form of arginine
- Where
- France
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Institut National de Recherche pour l'Agriculture, l'Alimentation et l'Environnement
Stroke, Transcranial Direct Current Stimulation
Hemodynamic Response of Anodal Transcranial Direct Current Stimulation Over the Cerebellar Hemisphere in Healthy Subjects
Upper extremity motor impairment is one of the major sequelae of stroke, resulting in limitation of activities of daily livings.
- Conditions
- Stroke, Transcranial Direct Current Stimulation, Functional Near Infrared Spectroscopy
- Trial name
- NCT04101695
- Testing
- tDCS
- Where
- South Korea
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Stroke, Healthy Participants
Prefrontal Brain Activity and ECG Patterns in Stroke and Healthy Adults
This observational study will evaluate brain activity and heart rhythm patterns in people with and without stroke. Brain activity will be measured using functional near-infrared spectroscopy (fNIRS) and electroencephalography…
- Trial name
- NCT07322107
- Where
- South Korea
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Pusan National University Yangsan Hospital
Healthy Subjects, Dyslipidaemias
Study To Evaluate The Effects Of GW856553 On Endothelial Function/Vascular Compliance In Subjects With Dyslipidaemia.
The rationale for this study is to determine whether GW856553 (7.5mg BD for 28 days) has an effect on endothelial function in dyslipidaemic subjects as assessed by venous occlusion plethysmography using brachial artery…
- Conditions
- Healthy Subjects, Dyslipidaemias, Dyslipidaemia
- Trial name
- NCT00474864
- Testing
- GW856553
- Where
- 3 sites in United Kingdom
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Stroke
Tactile Learning in Stroke Patients
This study will determine if stimulation of the stroke-injured side of the brain combined with stimulation to the paralyzed hand can temporarily improve the sense of touch in stroke patients.
- Trial name
- NCT00283881
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Idiopathic Pulmonary Arterial Hypertension, Heritable Pulmonary Arterial Hypertension
Risk and Resilience in Pulmonary Arterial Hypertension and Genetically Susceptible Individuals
Pulmonary arterial hypertension (PAH) is a severe disease with a delayed diagnosis and markedly elevated mortality. High-risk populations, such as those with known genetic defects, provide a unique opportunity to determine the…
- Conditions
- Idiopathic Pulmonary Arterial Hypertension, Heritable Pulmonary Arterial Hypertension, Unaffected Mutation Carriers: Healthy Participants With a Known BMPR2 Gene Mutation and Normal Pulmonary Pressure and RV Function on Echo, Healthy Individuals With no Cardiopulmonary Disease
- Trial name
- RARE-PAH (NCT05584722)
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- Vanderbilt University Medical Center
Vascular System Injuries
Natural Antioxidant Ice-cream, Oxidative Stress and Vascular Function
Formation of reactive oxygen species (ROS) contributes to pathogenesis and progression of several diseases. Polyphenols, have been shown to be beneficial against ROS.
- Trial name
- NCT02685163
- Testing
- Antioxidant ice-cream, Control Ice-cream
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of Roma La Sapienza
Inflammation, Pathologic Processes
Blood Markers of Inflammation, Blood Clotting and Blood Vessel Function in HIV-infected Adults
This study will collect information about markers of inflammation, blood clotting and blood vessel function in HIV-infected adults and healthy volunteers.
- Trial name
- NCT00776412
- Where
- United States
- Volunteers
- 310 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Coronary Artery Disease, Endothelial Function
The Association of Platelet Function and Endothelial Function of the Brachial Artery
The proposed study is a prospective one, and will be held on consecutive individuals undergoing the non-invasive brachial artery flow-mediated dilation (FMD) ultrasound for endothelial function at the endothelial function…
- Conditions
- Coronary Artery Disease, Endothelial Function, Thrombosis
- Trial name
- NCT00363818
- Where
- 2 sites in Israel
- Volunteers
- 151 people, healthy volunteers welcome
- Sponsor
- Sheba Medical Center
Endothelial Dysfunction
Combustion Derived Air Pollution and Vascular Function
Air pollution is a major cause of cardiovascular morbidity and mortality. The components of air pollution responsible and the mechanisms through which they might mediate these harmful effects remain only partially understood.
- Trial name
- NCT00775099
- Testing
- Forearm Vascular Study, Badimon Chamber
- Where
- United Kingdom
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
Aphasia, Cerebrovascular Accident
Role of the Right Brain in Recovery of Language Function in Chronic Stroke
This study will examine in healthy individuals and in patients with aphasia (a language disturbance that is usually caused by stroke, brain disease, or injury) which parts of the brain are involved in naming everyday objects.
- Trial name
- NCT00076479
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Asthma, COPD
Hyperpolarized 129Xe MR Imaging of Lung Function in Healthy Volunteers and Subjects With Pulmonary Disease
The purpose of this study is to develop and evaluate the usefulness of hyperpolarized (HP) 129Xe gas MRI for regional assessment of pulmonary function.
- Conditions
- Asthma, COPD, Interstitial Lung Disease, Cystic Fibrosis
- Trial name
- NCT04624490
- Testing
- Hyperpolarized Xe129
- Where
- United States
- Volunteers
- 260 people, healthy volunteers welcome
- Sponsor
- Mario Castro, MD, MPH
Cerebrovascular Accident
Role of the Intact Hemisphere in Recovery of Motor Function After Stroke
The purpose of this study is to better understand the role of the motor part of the brain in the recovery of motor function after stroke. The motor deficits that follow a stroke are compensated for over several months.
- Trial name
- NCT00028184
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Healthy
Influence of Tocolytical Medications on Hemodynamics (Central and Peripheral) and Vascular Function in a Pilot Study to Determine the Design of the Final Study and the Final Study Itself
This trial will consist of two parts: A pilot study in a three-way cross over trial to determine the highest well tolerated dose of Ritodrine (Pre-Par®), the impact of Atosiban (Tractocile®) on the hemodynamics and hence the…
- Trial name
- NCT00679705
- Testing
- Ritodrine, Atosiban
- Where
- Belgium
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- University Hospital, Ghent
Coronary Disease
The Impact of Caffeine on Brachial Endothelial Function in Healthy Subjects and in Patients With Ischemic Heart Disease
Prior work (Chris, M. et al, Clinical Science 2005; 109, 55-60) has demonstrated that drinking a cup of coffee (80-100 mg of caffeine) an hour before endothelium-dependent FMD (flow-mediated dilatation) of the brachial artery…
- Trial name
- NCT00564824
- Testing
- Caffeine
- Where
- Israel
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Sheba Medical Center
Healthy Volunteers, Nitric Oxide
Evaluation of Adding Nitrate Into Foods for Regulating Nitric Oxide Bioavailability in Healthy Individuals
Inorganic nitrate, found in leafy green vegetables and beetroot, can help lower blood pressure and support heart health. Early experimental work has suggested that dietary nitrate supplementation, in the form of beetroot juice or…
- Conditions
- Healthy Volunteers, Nitric Oxide, Vascular Function
- Trial name
- NCT07172425
- Testing
- Inorganic potassium nitrate-fortified biscuits supplementation, Inorganic potassium nitrate-fortified cereal bar supplementation, Inorganic potassium nitrate-fortified porridge supplementation
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Queen Mary University of London
Vasodilation, Exercise
Acute Effect of Polyphenols Supplementation on Endothelial Function and Exercise Related Markers, in Physically Active Healthy Volunteers.
To evaluate the effect of acute polyphenols supplementation on vasodilation and related markers along with exercise related markers (notably performance, respiratory exchanges, perceived exertion), before, during and after a…
- Conditions
- Vasodilation, Exercise, Healthy Adults
- Trial name
- PolypOxy (NCT07518758)
- Testing
- Oral administration
- Where
- France
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Nexira