Clinical trials: Endothelial Function
Endothelial Dysfunction
Impact of Smoking Cessation and γ-Tocopherol to Restore Vascular Endothelial Function
Cigarette smoking is a significant risk factor for cardiovascular disease (CVD) and is the leading cause of premature mortality in the US.
- Trial name
- NCT01314443
- Testing
- Nicotine Replacement Therapy (NRT), Gamma-Tocopherol, Smoking cessation
- Where
- United States
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- University of Connecticut
HIV Infection, Cardiovascular Disease
Effect of Maraviroc on Endothelial Function in HIV-Infected Patients
The purpose of this study is to determine the potentially beneficial aspects of CCR5 inhibition on inflammation and endothelial function as measured by brachial artery reactivity in antiretroviral treated HIV patients with an…
- Conditions
- HIV Infection, Cardiovascular Disease, Inflammation, HIV Infections
- Trial name
- NCT00844519
- Testing
- Maraviroc
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- University of California, San Francisco
Hyperglycemia, Cardiovascular Disease
Green Tea Confections For Managing Postprandial Hyperglycemia-Induced Vascular Endothelial Dysfunction
The objective of this study is to formulate and validate a green tea confection (i.e. "gummy" candy) as a strategy to attenuate postprandial hyperglycemia-induced impairments in vascular function.
- Trial name
- NCT01857258
- Testing
- Green Tea Concentrate
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Ohio State University
HIV Infection, Inflammation
Effect of Raltegravir on Endothelial Function in HIV-Infected Patients
Recent studies suggest that HIV patients are at increased risk for cardiovascular events; however, the mechanisms underlying this increased risk remain unclear.
- Conditions
- HIV Infection, Inflammation, Cardiovascular Disease, HIV Infections
- Trial name
- NCT00843713
- Testing
- raltegravir
- Where
- United States
- Volunteers
- 56 people
- Sponsor
- University of California, San Francisco
Endothelial Function, Rheumatoid Arthritis
Cardiovascular Risk Markers in Patients With Rheumatoid Arthritis: Effect of Rituximab Therapy
The purpose of this investigation is to determine the effects of Rituxan therapy in individuals with rheumatoid arthritis on endothelial function and other markers of endothelial function
- Conditions
- Endothelial Function, Rheumatoid Arthritis, Inflammation
- Trial name
- NCT00844714
- Testing
- Rituxan
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- University of California, San Francisco
Diseases, Metabolic, Insulin Sensitivity
Comparing Soybean Oil-Based (Intralipid) With an Olive Oil-Based (ClinOleic) Lipid Emulsion on Healthy Volunteers
Many patients in the hospital who are malnourished or not eating received intravenous feeding or total parenteral nutrition (TPN). Despite improving nutrition, TPN may increase the risk of infections and hospital complications.
- Trial name
- TPN1 (NCT02185729)
- Testing
- Intralipid, ClinOleic, Dextrose
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Emory University
Coronary Artery Disease
Effect of Probiotic Supplementation on Endothelial Function
The study is being performed to determine whether probiotics (GoodBelly) improves blood vessel function.Probiotics similar to yogurt are living micro-organisms (beneficial to its host) the lives in the intestine.
- Trial name
- NCT01952834
- Testing
- GoodBelly Probiotic, Vancomycin
- Where
- United States
- Volunteers
- 21 people
- Sponsor
- Medical College of Wisconsin
Metabolic Syndrome
Study of TNF-Antagonism in the Metabolic Syndrome (II)
This study will investigate whether etanercept will result in improved inflammatory indices, glucose tolerance and endothelial function in patients with the metabolic syndrome.
- Trial name
- NCT00413400
- Testing
- Etanercept
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Massachusetts General Hospital
Estrogen Deficiency, Cardiovascular Disease (CVD)
Atherosclerosis, Immune Mediated Inflammation and Hypoestrogenemia in Young Women
The purpose of this study is to determine whether young women with functional hypothalamic amenorrhea (premenopausal HypoE) is associated with risk factors for pre-clinical cardiovascular disease (CVD).
- Conditions
- Estrogen Deficiency, Cardiovascular Disease (CVD), Functional Hypothalamic Amenorrhea, Endothelial Dysfunction
- Trial name
- NCT03018366
- Testing
- 17beta Estradiol, Progesterone
- Where
- United States
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Cedars-Sinai Medical Center
Cognitive Impairment, Executive Dysfunction
Vascular Mechanisms for the Effects of Loss of Ovarian Hormone Function on Cognition in Women
Complaints about memory and thinking are common in women as they go through menopause and estrogen levels fall. The ovarian hormone estrogen is important for supporting normal cognitive function, and changes in brain activity and…
- Conditions
- Cognitive Impairment, Executive Dysfunction, Endothelial Dysfunction, Cardiovascular Disease
- Trial name
- NCT02122198
- Testing
- Leuprolide acetate, Estradiol, Medroxyprogesterone
- Where
- 2 sites in United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Type 2 Diabetes Mellitus
Role of Canagliflozin on CD34+ Cells in Patients With Type 2 Diabetes
The investigators hypothesize that Cana may be able to improve number and function of CD34+ endothelial progenitor cells. The investigators also propose that this expected cardiovascular benefit is independent of HbA1C reduction.
- Trial name
- NCT02964585
- Testing
- Canagliflozin
- Where
- United States
- Volunteers
- 34 people
- Sponsor
- George Washington University
Metabolic Acidosis, Chronic Kidney Disease
Metabolic Acidosis and Vascular Function in Patients With Chronic Kidney Disease
Cardiovascular disease (CVD) is the leading cause of death in patients with chronic kidney disease (CKD) and large artery damage is a major factor that contributes to death.
- Trial name
- NCT02031770
- Testing
- Sodium bicarbonate, Control
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- University of Colorado, Denver
Cardiomyopathy, Heart Failure
The Impact of Pomegranate Extract on Chronic Cardiomyopathy Complicated by Renal Insufficiency (ImPrOVE): a Pilot Study
This blinded, controlled study will examine the impact of pomegranate polyphenol extract (POMx, from Pom Wonderful, LLC), 1000mg on cardiomyopathy in subjects with chronic renal insufficiency.
- Trial name
- ImPrOVE (NCT01102140)
- Testing
- POMx, pomegranate polyphenol extract, Sugar Pill
- Where
- 2 sites in United States
- Volunteers
- 20 people
- Sponsor
- Jennifer Cowger , MD, MS
Smoking
Airway and Pulmonary Vascular Endothelial Function in Healthy Smokers: Effect of Inhaled Glucocorticosteroid Treatment
The purposes of the present proposal are to 1) compare inhaled albuterol-induced changes in airway blood flow (Qaw), and in CO and Ppas in healthy current smokers and lifetime non-smokers as an index of endothelial function in…
- Trial name
- smoker3 (NCT02141633)
- Testing
- echocardiogram plus albuterol, airway blood flow plus albuterol, Fluticasone propionate
- Where
- United States
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- University of Miami
Periodontitis
Periodontal Infection and Endothelial Dysfunction
The purpose of this study is to determine the effect of periodontal therapy on endothelial function and other biomarkers of cardiovascular disease
- Trial name
- NCT00681564
- Testing
- One-Stage Full-Mouth Disinfection, Periodontal care
- Where
- 2 sites in Colombia
- Volunteers
- 102 people, healthy volunteers welcome
- Sponsor
- Universidad del Valle, Colombia
Pre-hypertension, JNC 7 Stage I Hypertension
Center of Research Translation (CORT) Project 2
We propose a novel intervention for reducing BP that could have a preferential impact in patients with hyperuricemia and gout. There is a great need for new anti-hypertensives, particularly among those with gout.
- Trial name
- NCT02038179
- Testing
- Allopurinol
- Where
- United States
- Volunteers
- 99 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Peripheral Arterial Disease
Endothelial Function in Lower Extremity Bypass Grafts
This study will determine whether or not saphenous vein [arterial] bypass grafts in the leg relax in response to increases in blood flow.
- Trial name
- NCT00759707
- Testing
- L-N^G monomethyl arginine (L-NMMA)
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- Brigham and Women's Hospital
Obesity, Prehypertension
Vascular Dysfunction in Human Obesity Hypertension
The purpose of the study is to test the effects of blocking sympathetic nerve activity with a drug called clonidine on blood vessel function and muscle nerve activity in adults who are obese and have high blood pressure.
- Conditions
- Obesity, Prehypertension, Hypertension
- Trial name
- VANISH (NCT01983462)
- Testing
- Clonidine, Hydrochlorothiazide
- Where
- United States
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Gary L. Pierce
Diabetes Mellitus, Type 2
ADAM17 and Vascular Function in Diabetes
The objective of this project is to determine the extent to which administration of the dietary supplement phosphatidylserine (PS), a competitive inhibitor of ADAM17 sheddase activity, effects vascular function and…
- Trial name
- ADAM17 (NCT04557228)
- Testing
- Phosphatidylserine
- Where
- United States
- Volunteers
- 36 people
- Sponsor
- University of Missouri-Columbia
Diabetes, Atherosclerosis
Effects of Sitagliptin on Endothelial Function in Type 2 Diabetes on Background Metformin Therapy
The study is being performed to determine whether sitagliptin, a dipeptidyl peptidase-4 inhibitor, both acutely and chronically improves blood vessel function.
- Trial name
- NCT01859793
- Testing
- sitagliptin
- Where
- United States
- Volunteers
- 38 people
- Sponsor
- Medical College of Wisconsin