Clinical trials: Cardiovascular Dysfunction
Cardiomyopathy
Characterization of Sympathetic Nerve Activity in Stress Cardiomyopathy
Stress (Takotsubo) cardiomyopathy (SC) is a peculiar form of acute, reversible myocardial dysfunction predominantly affecting the apical and mid left ventricular segments.
- Trial name
- NCT01048125
- Testing
- Sympathetic Nerve Activity, Mental Stress Test (Color Word Test), The Modified Oxford Technique for Baroreflex Sensitivity
- Where
- United States
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Cardiovascular Diseases, Hypertension
Vascular Dysfunction in Hypertensive Postmenopausal Women
The purpose of this study is to investigate the role of ET-1 in mediating vasoconstrictor tone in hypertensive postmenopausal women (PMW) alone and in combination with a commonly prescribed Angiotensin II (ANG II) antagonist.
- Trial name
- NCT03371823
- Testing
- Normotensive, Hypertensives
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- University of Delaware
Microvascular Dysfunction
Cheese Consumption and Human Microvascular Function
Increased dairy intake is associated with improved measures of blood vessel health. Dairy cheese, however, is often high in sodium. Dietary sodium can impair blood vessel function.
- Trial name
- NCT03376555
- Testing
- Low sodium no cheese, Low sodium cheese, High sodium no cheese
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Lacy Alexander
Diabetes, Hypertension
FFA Hypertension and Inflammation in Lean and Obese Subjects
Although a large number of obese patients develop high blood pressure, the cause is unknown. The purpose of this study is to look at the effect of high fatty acids (a type of fat) in the development of high blood pressure in…
- Conditions
- Diabetes, Hypertension, Obesity
- Trial name
- FFAADA (NCT00721617)
- Testing
- Intralipid 20%, Normal Saline, Oral fat load
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Emory University
Congestive Heart Failure
Natriuretic Peptide System as Therapy in Human Preclinical Left Ventricle Dysfunction
In congestive heart failure, cardiac output is low, blood pressure is high, and the body becomes congested with fluid. In normal people, when there is high blood pressure, the heart muscle cells secrete a hormone that excretes…
- Trial name
- PPG1 (NCT00387621)
- Testing
- Nesiritide, Saline
- Where
- United States
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Horng Chen
Mitral Regurgitation
Molecular Mechanisms of Volume Overload-Aim 1(SCCOR in Cardiac Dysfunction and Disease)
The investigators hypothesize that beta-1 receptor blockade (ß1-RB) attenuates extracellular matrix (ECM) degradation and progressive adverse Left Ventricular (LV) remodeling and failure in the volume overload of mitral…
- Trial name
- P1A1 (NCT01052428)
- Testing
- metoprolol succinate (Toprol XL)
- Where
- United States
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Cardiovascular Diseases, Cognitive Decline
Brain Healthy Soul Food Diet Intervention Among Older African Americans
The primary goal of this project is to evaluate feasibility and acceptability of the MIND+SOUL diet and its implementation. Secondary goals of this project are to evaluate cardiovascular risk profile, nutritional health status…
- Trial name
- MIND+SOUL Diet (NCT05414682)
- Testing
- MIND+SOUL Diet
- Where
- United States
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- University of Kansas Medical Center
Activities of Daily Living, Accidental Fall
Bingocize: A Novel Mobile Application for Older Adult Health
This study tests the effectiveness of using a new mobile application (Bingocize®) to improve older adults' (a) adherence to an engaging exercise program, and (b) aspects of functional performance, health knowledge, dietary…
- Conditions
- Activities of Daily Living, Accidental Fall, Sarcopenia, Arteriosclerosis
- Trial name
- Bingocize (NCT03629912)
- Testing
- Socially-Based Exercise Intervention for Older Adults
- Where
- 4 sites in United States
- Volunteers
- 241 people, healthy volunteers welcome
- Sponsor
- Western Kentucky University
Cognitive Decline, Cardiovascular Diseases
Lifestyle Physical Activity and Cognitive Training Interventions
Older women with cardiovascular disease (CVD) are at greater risk for memory loss, an important public health issue due to the negative effects to quality of life and health care costs.
- Conditions
- Cognitive Decline, Cardiovascular Diseases, Cognitive Dysfunction, Cognitive Impairment
- Trial name
- MindMoves (NCT04556305)
- Testing
- Mind, Move
- Where
- United States
- Volunteers
- 253 people, healthy volunteers welcome
- Sponsor
- Rush University Medical Center
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
Vascular Stiffness, Endothelial Dysfunction
Targeting Inflammation to Treat Cardiovascular Aging
Cardiovascular disease (CVD) is the leading cause of morbidity and mortality in the United States with older age being a primary risk factor.
- Conditions
- Vascular Stiffness, Endothelial Dysfunction, Diastolic Dysfunction
- Trial name
- TIVA (NCT01775865)
- Testing
- Salsalate
- Where
- United States
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- Gary L. Pierce
Pediatric Obesity, Insulin Resistance
Study of Post-meal Blood Sugar Peaks in Association With Vascular Disease in Childhood Obesity
The main purpose of this study is to determine whether treatment with acarbose attenuates post-prandial glycemic excursions in non-diabetic/pre-diabetic obese children as determined by continuous glucose monitoring systems…
- Conditions
- Pediatric Obesity, Insulin Resistance, Impaired Glucose Tolerance, Cardiovascular Disease
- Trial name
- NCT00846521
- Testing
- Acarbose
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Yale University
Dementia, Alzheimer Disease
The Healthy Patterns Sleep Study
The Healthy Patterns Study intervention is a home-based activity intervention designed to improve symptoms of circadian rhythm disorders (CRD) and quality of life (QOL) in home-dwelling persons with dementia.
- Conditions
- Dementia, Alzheimer Disease, Circadian Rhythm Disorders, Circadian Rhythm Sleep Disorder
- Trial name
- NCT03682185
- Testing
- Attention-Control Condition, Timed Activity Intervention
- Where
- United States
- Volunteers
- 421 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Myocardial Infarction, Thrombosis
CES1 Crossover Trial of Clopidogrel and Ticagrelor
The purpose of this investigation is to evaluate when genetic variation in the carboxylesterase 1 (CES1) gene influences antiplatelet therapy response, as assessed by ex vivo platelet aggregometry, in healthy participants treated…
- Conditions
- Myocardial Infarction, Thrombosis, Platelet Dysfunction
- Trial name
- NCT03161678
- Testing
- Clopidogrel, Ticagrelor
- Where
- United States
- Volunteers
- 111 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Polycystic Ovary Syndrome, Obstructive Sleep Apnea
Polycystic Ovary Syndrome (PCOS) and Sleep Apnea
Polycystic ovary syndrome (PCOS) affects 5-10% of women in the United States. Its onset is usually at the time of puberty with manifestations of menstrual irregularity, hirsutism, and obesity.
- Trial name
- NCT00203996
- Testing
- continuous positive airway pressure (CPAP), depot leuprolide plus estrogen/progestin replacement, pioglitazone
- Where
- United States
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- University of Chicago
Hypertension
Systolic Blood Pressure Intervention Trial
Elevated blood pressure (BP) is an important public health concern. It is highly prevalent, the prevalence may be increasing, and it is a risk factor for several adverse health outcomes, especially coronary heart disease, stroke…
- Trial name
- SPRINT (NCT01206062)
- Testing
- Intensive control of SBP, Standard control of SBP
- Where
- United States
- Volunteers
- 9,361 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Type 2 Diabetes, Coronary Heart Disease
Myocardial Dysfunction in Type 2 Diabetes Mellitus (T2DM)
The purpose of this study is to examine the existence of heart abnormalities in patients with diabetes and the effect of pioglitazone in correcting these abnormalities.
- Trial name
- NCT01588470
- Testing
- pioglitazone
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- The University of Texas Health Science Center at San Antonio
Heart Failure, Heart Diseases
Effects of Passive Heat Therapy on Oxygen Consumption and Cardiovascular Fitness in Adults
The purpose of this study is to determine if enhanced endothelial arterial distensibility observed with heat therapy translates into improved cardiorespiratory fitness.
- Conditions
- Heart Failure, Heart Diseases, Cardiovascular Diseases, Endothelial Dysfunction
- Trial name
- NCT04026126
- Testing
- Heat Therapy Treatment
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- University of Kansas Medical Center
Myelodysplastic Syndrome, Effects of Chemotherapy
Electrophysiological Biomarkers of Chemotherapy-related Cognitive Impairment and Recovery
Broadly speaking, the goal of this study is to better understand the influence of chemotherapy treatment on the cognitive and neural mechanisms underlying human behavior.
- Conditions
- Myelodysplastic Syndrome, Effects of Chemotherapy, Mild Cognitive Impairment, Multiple Myeloma
- Trial name
- Chemobrain (NCT02767388)
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Nebraska
Androgen Deprivation Therapy, Prostate Cancer
Contributions to Hypertension With Androgen Deprivation Therapy
This study plans to learn more about contributors to high blood pressure in men who undergo androgen deprivation therapy (ADT) to treat prostate cancer.
- Conditions
- Androgen Deprivation Therapy, Prostate Cancer, Hypertension, Autonomic Dysfunction
- Trial name
- ARCH (NCT05700903)
- Testing
- Gonadotropin Releasing Hormone Agonists (GNRH), Androgen receptor (AR) inhibitor
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver