Clinical trials: Brain Imaging
Brain Injuries
CDP-Choline and Working Memory After TBI: A Neuroimaging Study
The purpose of this study is to determine whether an investigational drug, called "CDP-Choline", improves memory in people with traumatic brain injury (TBI).
- Trial name
- NCT00727246
- Testing
- CDP-Choline
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Patricia M. Arenth
Mood
The Effects of Cranial Electrotherapy Stimulation (CES) on Brain Function, Brain Chemistry and Mood
Document whether the Fischer Wallace Cranial Stimulator produces any measurable changes in brain activity.
- Trial name
- CES (NCT01860677)
- Testing
- Fisher Wallace Cranial Stimulator
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Mclean Hospital
Depression
Brain Energy Metabolism in Individuals With Major Depressive Disorder Receiving Escitalopram
This study will evaluate changes in brain energy metabolism due to treatment with escitalopram in people with major depressive disorder.
- Trial name
- NCT00183677
- Testing
- Escitalopram
- Where
- United States
- Volunteers
- 97 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Perinatal Hypoxia, Dopamine
Measuring Brain Activity of School Age Children
This observational study will investigate whether differences in birth events and oxygen levels during the newborn period affects the brain activity of children during the middle childhood years.
- Conditions
- Perinatal Hypoxia, Dopamine, Neurobehavioral Manifestations
- Trial name
- NCT03407729
- Testing
- Magnetic Resonance Imaging, Cognitive Performance Testing
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Case Western Reserve University
Brain Injuries
Cortical Contributions to Motor Sequence Learning
The long-term objective initiated with this study is to determine which brain areas functionally contribute to learning a motor skill.
- Trial name
- NCT04138953
- Testing
- Transcranial Magnetic Stimulation (TMS)
- Where
- 2 sites in United States
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Emory University
Hydrocortisone, Depression
Exploring the Effects of Corticosteroids on the Human Hippocampus
Chronic corticosteroid (CS) exposure is associated with changes in memory and the hippocampus in both humans and in animal models.
- Conditions
- Hydrocortisone, Depression, Healthy Volunteers
- Trial name
- NCT03896659
- Testing
- Hydrocortisone Oral
- Where
- United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Attention Deficit Hyperactivity Disorder, ADHD
Imaging Stimulant and Non Stimulant Treatments for ADHD: A Network Based Approach
The growing number of medications used to treat attention-deficit/hyperactivity disorder (ADHD) raises important questions about whether different medications have similar or different therapeutic mechanisms of action.
- Trial name
- NCT01678209
- Testing
- fMRI scans, Atomoxetine arm, Methylphenidate arm
- Where
- United States
- Volunteers
- 127 people, healthy volunteers welcome
- Sponsor
- Icahn School of Medicine at Mount Sinai
Healthy
The Effect of Brain Anatomy on the Efficacy of Brain Stimulation Therapy
The purpose of this research study is to determine whether brain anatomy impacts the efficacy of transcranial magnetic stimulation (TMS) which is a form of non-invasive brain stimulation.
- Trial name
- NCT04586387
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Virginia Commonwealth University
Alzheimer's Disease
Florbetapir Calibration to the Centiloid Scale
This study is designed to demonstrate the conversion of florbetapir (18F) Positron Emission Tomography (PET) Standard Uptake Value ratio (SUVr) to Centiloid units.
- Trial name
- NCT02120664
- Testing
- Florbetapir (18F), 11C-PiB
- Where
- 2 sites in United States, Australia
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Avid Radiopharmaceuticals
Brain Imaging, Whole Body Imaging
Improving PET Image Quality and Quantification by Using Motion Correction, Parametric Imaging and MAP Reconstruction
The purpose of this study is to assess the effectiveness of new software available on a new PET/CT scanner in the Molecular Imaging Research PET/CT Facility.
- Trial name
- NCT04417998
- Testing
- 18F-FDG, 18F-AV1451, Siemens E7 Reconstruction Tool
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Bipolar Disorder, Bipolar Depression
Uridine Adolescent Bipolar Depression Randomized Controlled Trial
This is a randomized, double-blind, placebo-controlled study of the investigational drug uridine as a treatment for depressed adolescents with bipolar disorder (i.e. "bipolar depression").
- Conditions
- Bipolar Disorder, Bipolar Depression, Manic Depression
- Trial name
- NCT01805440
- Testing
- Uridine
- Where
- United States
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- University of Utah
Healthy Volunteers, Alzheimer Disease
I2PETHV - Imidazoline2 Binding Site in Healthy Volunteers
The imdazoline2 binding site (I2BS) is known to reside inside astrocytes. Changes in the numbers of I2BS in post mortem tissue has implicated them in a range of psychiatric conditions such as depression and addiction, along with…
- Conditions
- Healthy Volunteers, Alzheimer Disease, Molecular Imaging
- Trial name
- I2PETHV (NCT02323217)
- Testing
- [11C]BU99008, Idazoxan, Isocarboxazid
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Clinical Indication for Brain MRI, Healthy Volunteers
Comparative Study of Conventional MR Images With Synthetically Reconstructed MR Images of the Brain
This study is being conducted for evaluation of 3D Synthetic MRI (SyMRI 15, 3D) for neuroimaging,
- Trial name
- NCT05425927
- Testing
- SyMRI 15 (3D)
- Where
- 6 sites in United States
- Volunteers
- 189 people, healthy volunteers welcome
- Sponsor
- SyntheticMR
IUGR, Fetal Growth Retardation
Cardiac Displacement From Third Trimester to Early Childhood
The aim is to increase awareness of the relationship between (IUGR) and cardiac function in the foetus, the development of cardiac function over time after delivery and what significance a possible early disturbed myocardial…
- Conditions
- IUGR, Fetal Growth Retardation, Intrauterine Growth Restriction
- Trial name
- CADETTE (NCT02583763)
- Testing
- Echocardiography, Blood sample
- Where
- 2 sites in Sweden
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- University Hospital, Linkoeping
Perceived Social Isolation
Effects of Pregnenolone on Perceived Social Isolation
No studies to date have examined the effects of pregnenolone on hypervigilance for social threat in individuals with perceived social isolation (PSI).
- Trial name
- NCT02826577
- Testing
- Pregnenolone 175mg, Pregnenolone 400mg
- Where
- United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Chicago
Healthy Aging, Alzheimer Disease
Acute Exercise and the Cerebral Metabolic Response in Aging and Alzheimer's Disease
The overall goal is to characterize the acute exercise response as it relates to brain glucose metabolism in aging and Alzheimer's Disease (AD).
- Trial name
- AEROBIC (NCT04299308)
- Testing
- Aerobic Exercise
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Kansas Medical Center
Schizophrenia
Tryptophan MRI in People With Schizophrenia and Healthy Controls
Kynurenic acid (KYNA) is a naturally occurring chemical in the brain. Studies with rodents indicate that levels of KYNA can impact levels of the neurotransmitters glutamate and dopamine.
- Trial name
- NCT02067975
- Testing
- Tryptophan
- Where
- United States
- Volunteers
- 93 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Depression, HIV Infections
PET Imaging of the Dopaminergic and Serotonergic Systems in Treated HIV Positive Subjects
Background: Human immunodeficiency virus (HIV) infection is a serious disease with no cure. Some people with HIV have depression and other mood problems. They can have problems with thinking and memory.
- Conditions
- Depression, HIV Infections, HIV-Associated Cognitive Motor Complex
- Trial name
- NCT03581305
- Testing
- 18F-FDOPA, 11C-DASB
- Where
- United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- National Institutes of Health Clinical Center (CC)
Marijuana Abuse
Effects of Citicoline on Brain Function and Behavior in Marijuana-Dependent Individuals
The Three Aims of this study are (only studies for Aim 1 were completed) 1. Measure the impact of citicoline on marihuana use patterns in subjects' individualized natural settings and responses to marihuana challenge using…
- Trial name
- NCT00158249
- Testing
- citicoline
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Mclean Hospital
Overweight and Obesity
Neurocognitive Benefits of a Weight Management Program
This study will assess whether weight loss induced through diet and physical activity can change neural responses to high- and low-calorie food images.
- Trial name
- NCT04202133
- Testing
- WW (formerly Weight Watchers), Waitlist
- Where
- United States
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania