Clinical trials: Vascular Dysfunction
Endothelial Dysfunction
Nitrate and Vitamin C on Vascular Health Oxidative Stress
The objective of this study is to examine whether the co-administration of dietary nitrate combined with vitamin C for 4 weeks in patients at risk for CVD would yield robust effects on endothelial function using blood measures…
- Trial name
- NCT04283630
- Testing
- Dietary nitrate in the form of beetroot juice for all participnats, Nature Made vitamin c 1000 mg
- Where
- 2 sites in United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- David Travis Thomas
Heart Diseases, Coronary Disease
CES1 Carriers in the PAPI Study
This study builds, in part, upon preliminary results generated as part of the Pharmacogenomics Anti-Platelet Intervention (PAPI) Study (NCT00799396).
- Conditions
- Heart Diseases, Coronary Disease, Coronary Artery Disease, Cardiovascular Diseases
- Trial name
- NCT03188705
- Testing
- Clopidogrel, Aspirin
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Transposition of Great Arteries
Cardiovascular Magnetic Resonance in Adults With SysTemic Right Ventricle (STAR)
The main aim of the study is to explore HFs in SRV, comparing their magnitude and direction with that of subpulmonary RV and systemic LV.
- Trial name
- STAR (NCT05690854)
- Where
- Italy
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- IRCCS Policlinico S. Donato
Arterial Occlusive Diseases, Atherosclerosis
Potential Role of CMV in Restenosis Following Angioplasty, in Atherosclerosis, and in Endothelial Dysfunction
The purpose of this study is to investigate whether the susceptibility of subjects to atherosclerosis is influenced by prior CMV exposure, whether the susceptability to endothelial dysfunction in patients with and in patients…
- Conditions
- Arterial Occlusive Diseases, Atherosclerosis, Coronary Disease, Cytomegalovirus Infections
- Trial name
- NCT00001531
- Where
- United States
- Volunteers
- 355 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Endothelial Dysfunction, Hypertension
FFA-Induced Hypertension and Endothelial Dysfunction
The study is a prospective open label study to examine the effects of oral and intravenous fat load on blood pressure, endothelial function, sympathetic activity, and oxidative stress in obese healthy subjects.
- Trial name
- NCT00589888
- Testing
- Intralipid 20% @ 20cc/hour, Intralipid 20%@ 40cc/hour, Normal Saline
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Emory University
Obesity, Dyslipidemias
Effects of an Indoor Cycling Program on Cardio-Metabolic Factors in Women With Obesity and Normal Body Weight
The aim of the research is to (1) evaluate the potential clinical effectiveness and biological mechanisms of indoor cycling in the treatment of obesity and (2) provide-up-to-date evidence on the impact of indoor cycling in…
- Conditions
- Obesity, Dyslipidemias, Hypertension, Type 2 Diabetes
- Trial name
- NCT04456192
- Testing
- Indoor Cycling Interval Exercise Training
- Where
- Poland
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Poznan University of Physical Education
Mild Cognitive Impairment, Alzheimer's Disease
The Swedish BioFINDER Study
The present study aims at combining biochemical methods with various types of imaging techniques to identify the pathophysiology of Alzheimer's disease (AD).
- Conditions
- Mild Cognitive Impairment, Alzheimer's Disease, Dementia With Lewy Bodies, Vascular Dementia
- Trial name
- NCT01208675
- Where
- 2 sites in Sweden
- Volunteers
- 1,150 people, healthy volunteers welcome
- Sponsor
- Skane University Hospital
MCI, Alzheimer Disease
Cognitive Impairment in Ageing People
Mild cognitive impairment (MCI) and neurocognitive disorder such as Alzheimer's disease (AD) and Vascular dementia (VaD) have become common diseases in the elderly.
- Conditions
- MCI, Alzheimer Disease, VAD - Vascular Dementia, Cognitive Impairment
- Trial name
- NCT04360200
- Where
- China
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- Yamei Tang
Preeclampsia, Hypertension
Effects of Nitrate-rich Beetroot Juice in Pregnant Women With High Blood Pressure
BACKGROUND: Preeclampsia (PE) is a serious syndrome that affects 3-7% of all pregnant women. PE is characterized by hypertension and kidney problems after the 20th week of pregnancy and is associated with an increased risk of…
- Conditions
- Preeclampsia, Hypertension, Endothelial Dysfunction, Nitric Oxide
- Trial name
- NITBEETPE (NCT05241327)
- Testing
- Beetroot Juice
- Where
- Sweden
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Karolinska Institutet
Hypertension
Cognitive Dysfunction in Hypertensive Patients Having Spine Surgery
While hypotension during general anesthesia has routinely been considered to be a tolerable abnormality with little clinical consequence, the proposed study takes the innovative approach of defining hypotensive events within the…
- Trial name
- HTN (NCT01140854)
- Testing
- Lumbar spine surgery, Neurologic/neuropsychometric examinations
- Where
- United States
- Volunteers
- 179 people, healthy volunteers welcome
- Sponsor
- Columbia University
Dementia, Mixed, Dementia, Vascular
Statins in Reducing Events in the Elderly Mind (STAREE-Mind) Imaging Substudy
The STAREE-Mind imaging sub-study will examine the effect of statin treatment over a 4-year period, compared with placebo, on markers of brain health.
- Conditions
- Dementia, Mixed, Dementia, Vascular, Dementia of Alzheimer Type, Cognitive Decline
- Trial name
- STAREE-Mind (NCT05586750)
- Testing
- Atorvastatin 40 Mg Oral Tablet
- Where
- 2 sites in Australia
- Volunteers
- 341 people, healthy volunteers welcome
- Sponsor
- Monash University
Healthy
Effects of an Antioxidant Supplement on Blood Vessel Health
Cardiovascular disease (CVD) is a leading cause of morbidity and mortality worldwide, and the non-Hispanic Black (NHB) population is disproportionately affected.
- Trial name
- NCT06424756
- Testing
- MitoQ, MitoTempo, Tempol
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Georgia
Vascular Dysfunction, Genetic Mutations
Vascular Disease Discovery Protocol
Background: Some genetic diseases put increase the risk of heart and blood diseases, which are the number one cause of death and disability in the U.S. Researchers want to study diseases of the heart and/or blood vessels.
- Conditions
- Vascular Dysfunction, Genetic Mutations, Genetic Predisposition
- Trial name
- NCT03538639
- Where
- United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Syndrome X
Syndrome X and Endothelial Dysfunction
Cardiac syndrome X is characterized by angina, positve stress test, and patent coronary angiography, and its probable mechanism is microvascular dysfunction associated with endothelial dysfunction.
- Trial name
- NCT00190086
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Far Eastern Memorial Hospital
Healthy, Vasodilation
Impact of Intranasal Insulin on Sympathetic Activity and Cerebral Vasodilation
The purpose of this project is to examine the impact of increases in brain insulin on sympathetic nervous system activity, as well as peripheral and cerebral blood flow in humans.
- Conditions
- Healthy, Vasodilation, Insulin Resistance, Autonomic Dysfunction
- Trial name
- NCT05153395
- Testing
- Carbon dioxide breathing, Neurovascular Coupling, Human insulin
- Where
- United States
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Stroke, Cognitive Decline
Biomarkers Related to PSCI: An fNIRS Study
This is an fNIRS study performed to identify biomarkers related to post-stroke cognitive impairment.
- Trial name
- NCT06703307
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Dingqun Bai
Coronary Artery Disease of Significant Bypass Graft, Metabolic Dysfunction-associated Fatty Liver Disease
Positive Association of US-FLI With the Severity of CAD
As a multisystem disease, metabolic dysfunction-associated fatty liver disease (MAFLD) is closely linked to the onset and progression of coronary heart disease (CHD).
- Conditions
- Coronary Artery Disease of Significant Bypass Graft, Metabolic Dysfunction-associated Fatty Liver Disease, SYNTAX Score, Ultrasonography
- Trial name
- NCT06541132
- Testing
- Observational study without human intervention
- Where
- China
- Volunteers
- 190 people, healthy volunteers welcome
- Sponsor
- Chongqing Medical University
Stroke, Upper Extremity Dysfunction
Implementing Outcome Measures in Stroke Rehabilitation
The primary objective of this study is to tailor and test implementation strategies to support the adoption of two upper extremity motor outcome measures for stroke: the Fugl-Meyer Assessment and the Action Research Arm Test.
- Conditions
- Stroke, Upper Extremity Dysfunction, Hemiplegia, Hemiparesis
- Trial name
- I-STROM (NCT04888416)
- Testing
- I-STROM
- Where
- United States
- Volunteers
- 484 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Type 1 Diabetes
The Impact of Fitness on Vascular Dysfunction in Adolescents With Type 1 Diabetes
The principal hypothesis of this study is that the micro and macro vasculature of young diabetes mellitus type 1 (DM1) patients is particularly susceptible to atherogenic factors which cause vascular dysfunction at multiple…
- Trial name
- NCT01337947
- Testing
- Definity microbubbles
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Virginia
Post Traumatic Stress Disorder, Cardiovascular Diseases
NightWare and Cardiovascular Health in Women With PTSD
The purpose of this study is to determine whether NightWare therapeutic intervention improves biomarkers of vascular and renal function in premenopausal women with PTSD-related nightmares, and examine whether these improvements…
- Conditions
- Post Traumatic Stress Disorder, Cardiovascular Diseases, Autonomic Dysfunction, Vascular Stiffness
- Trial name
- NCT07021014
- Testing
- NightWare
- Where
- 2 sites in United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver