Clinical trials: Physiology
Schizophrenia
Dopamine Function and Reward Processing In Schizophrenia
Background: Schizophrenia is associated with cognitive impairment in different parts of the brain, including those associated with learning and memory.
- Trial name
- NCT01035996
- Where
- 2 sites in United States
- Volunteers
- 159 people, healthy volunteers welcome
- Sponsor
- National Institute on Drug Abuse (NIDA)
Cardiovascular Risk Factor
Short Term Ketone Supplementation and Cardiometabolic Health
The purpose of this research study is to determine if short-term consumption of a dietary ketone drink, which increases the blood circulation concentrations of beta-hydroxybutyrate, a ketone, affects blood vessel health and…
- Trial name
- NCT04236388
- Testing
- Ketone drink
- Where
- United States
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Virginia Polytechnic Institute and State University
Blood Pressure, Vascular Function
Smartphone App-guided Inspiratory Muscle Strength Training for Lowering Systolic Blood Pressure
This clinical trial aims to assess the efficacy of inspiratory muscle strength training (IMST) guided by a smartphone app vs. IMST delivered in a clinical research setting for lowering systolic blood pressure in adults 18 years…
- Conditions
- Blood Pressure, Vascular Function, Adherence, Treatment
- Trial name
- NCT06229873
- Testing
- App-Based Inspiratory Muscle Strength Training, Clinic-Based Inspiratory Muscle Strength Training
- Where
- United States
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Boulder
Arthroplasty, Overweight and Obesity
Healthy Living After Knee Replacement
The purpose of this study is to examine if a weight loss program designed for adults after knee replacement improves weight loss, physical activity, pain, and function, as well as if the program is cost effective, as compared to…
- Trial name
- NCT05190666
- Testing
- PACE Weight Loss program, Chronic Disease Self-Management
- Where
- United States
- Volunteers
- 182 people, healthy volunteers welcome
- Sponsor
- University of South Carolina
Erectile Dysfunction
The Effects of a Nitrate Supplementation on Erectile Function
Twenty (20) individuals to be recruited from Ballantyne Medical Associates in Charlotte, NC, without any significant chronic medical history. These patients are general patients for primary care that meet inclusion criteria.
- Trial name
- NCT06213077
- Testing
- Nitric Oxide, Tadalafil
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- RHA Investments Ltd
Ocular Physiology, Regional Blood Flow
Does eNOS Gene Polymorphism Play a Role in the Maintenance of Basal Vascular Tone in the Choroid or Optic Nerve Head?
Nitric oxide (NO) is a potent endothelium-derived vasodilatator that plays a major role in the control of ocular blood flow. Endothelial NO synthase (eNOS) is one of three isoforms of NOS producing NO through hydroxylation of…
- Trial name
- NCT00708357
- Testing
- NG-monomethyl-L-arginine
- Where
- Austria
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Obesity, Insulin Resistance
Effects of Obesity and Intensity of Exercise on Ghrelin Levels
This study is investigating the effect of different intensities of exercise on levels of the hormone, ghrelin. In addition, we will be examining the relationship between any exercise induced changes in ghrelin and insulin…
- Conditions
- Obesity, Insulin Resistance, Cardiovascular Risk Factor
- Trial name
- NCT04581980
- Testing
- Exercise
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Virginia
n-3 Polyunsaturated Fatty Acids
N-3 Polyunsaturated Fatty Acids Enriched Chicken Meet and Cardiovascular Function
Evidence from multiple experimental, epidemiological, and clinical studies indicate that n-3 polyunsaturated fatty acids (n-3 PUFAs) may exert their cardiovascular (CV) protective effect, at least in part, by improving vascular…
- Trial name
- NCT05725486
- Testing
- N-3 PUFAs Chicken Meet, Regular Chicken Meet
- Where
- Croatia
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Josip Juraj Strossmayer University of Osijek
Exercise, Cardiac Function
Acute Cardiac Effects of Ultra-Trail Running
This prospective observational study aims to investigate the acute cardiovascular effects of ultra-endurance running using comprehensive echocardiographic assessment combined with biological analyses.
- Conditions
- Exercise, Cardiac Function, Echocardiography
- Trial name
- ULTRA-ECHO (NCT07753694)
- Where
- France
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Central Hospital, Nancy, France
Major Depressive Disorder
Mitochondrial Function After Ketamine
The goal of this observational study is to learn about the role of mitochondria in response to S-ketamine. in individuals with Treatment-Resistant Depression. the Research Questions are 1.
- Trial name
- NCT07399756
- Testing
- S (+) Ketamine
- Where
- Israel
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Sheba Medical Center
Developmental Coordination Disorder
Motor-Cognitive Integrated Intervention for Children With Developmental Coordination Disorder
The goal of this clinical trial is to evaluate the efficacy of an Action Observation and Motor Imagery (AOMI) combined with Fundamental Movement Skills (FMS) intervention for children aged 7 to 11 years with Developmental…
- Trial name
- NCT07486856
- Testing
- Action Observation and Motor Imagery (AOMI) Training, Fundamental Movement Skills (FMS) Training, General Physical Activities
- Where
- China
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Shanghai University of Sport
COVID-19
Association of Phenotypic Age and Antibody Titers Among SARS-Co-V2 Infected Patients and Vaccinated Groups
Defining the antibody response to SARS-CoV-2 will be essential for understanding disease progression, long-term immunity, and vaccine efficacy.
- Trial name
- NCT05827939
- Testing
- Covid19 Vaccination dose
- Where
- Taiwan
- Volunteers
- 330 people, healthy volunteers welcome
- Sponsor
- Chang Gung Memorial Hospital
Obesity
Females, Aging, Metabolism, and Exercise
This study is designed to determine whether a reduction in hormones (such as occurs during menopause) causes a decrease in calories burned during physical activity.
- Trial name
- FAME (NCT01712230)
- Testing
- GnRH agonist, Supervised cardiovascular exercise
- Where
- United States
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Obesity, Childhood Obesity
The Effects of Integrative Neuromuscular Training on Physical Function in Overweight Children
Childhood obesity is an ongoing and increasing issue, resulting in changes in body mass which cause biomechanical alterations in the lower limbs.
- Trial name
- NCT05724303
- Testing
- 8-week neuromuscular training program
- Where
- United Kingdom
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- St. Mary's University, Twickenham
Healthy
Spices, Inflammation and Vascular Response in Humans
The objectives of this study are: 1. To characterize the time course of herbs/spice action on endothelial function as measured by FMD over 24 h using a challenge meal paradigm. 2.
- Trial name
- SPC (NCT03926442)
- Testing
- Italian Herb meal, Cinnamon Meal, Pumpkin Spice meal
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Clinical Nutrition Research Center, Illinois Institute of Technology
Hepatic Impairment, Healthy Volunteers
A Study of Soticlestat in Adults With Liver Failure Compared to Those With Normal Liver Function
The main aim is to check the effect of a single dose of soticlestat in adults with moderate or mild liver failure compared to healthy adults with normal liver function. Participants will check into the study clinic for 8 days.
- Trial name
- NCT05098054
- Testing
- Soticlestat
- Where
- 6 sites in United States, Hungary
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Takeda
Validation of a New Noninvasive Method to Obtain the Arterial Input Function (AIF) Directly by PET Imaging
A Noninvasive Arterial Input Estimation Method for O-15 PET and Integrated PET/MR Scanning
The overall aim of this project is to implement a non-invasive method of measuring quantitative regional cerebral blood flow (rCBF) on the UAB hybrid PET/MRI scanner to allow conducting such [O-15]water based scans with relative…
- Trial name
- O-15 Water (NCT03806751)
- Testing
- [O-15]Water, Acetazolamide
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Sensitivity
Effects of Acute Intermittent Hypoxia on Sensory Function in Healthy Adults
Exposure to acute intermittent hypoxia (AIH) can facilitate of motor output but no studies of sensory effects has been reported.
- Trial name
- SensoryFLO (NCT03283072)
- Testing
- Intervention 1, Intervention 2, Intervention 3
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- University of Florida
Atrial Fibrillation (AF), Stroke
Population-based Atrial Fibrillation Screening in Individuals With NT-proBNP Above Median in the Tromsø Study
The aim is to investigate whether screening with long-term ECG monitoring in individuals with elevated NT-proBNP leads to a lower incidence of ischeamic stroke and death from vascular causes.
- Conditions
- Atrial Fibrillation (AF), Stroke, NT-pro-BNP, Cognitive Function and Well-Being
- Trial name
- PAFS-Tromsø (NCT07343895)
- Testing
- Long term heart rythm monitoring by ECG247
- Where
- 2 sites in Norway
- Volunteers
- 4,000 people, healthy volunteers welcome
- Sponsor
- University Hospital of North Norway
Gastroparesis, Healthy
Intestinal Permeability and Gastroparesis
The purpose of this study is to investigate potential mechanisms that could lead to the development of a condition known as gastroparesis.
- Trial name
- NCT04894656
- Testing
- Labs, urine tests, upper endoscopy with biopsy and confocal laser endomicroscopy
- Volunteers
- healthy volunteers welcome
- Sponsor
- Mayo Clinic
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