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Showing 553–576 of 775 matching trials from the live ClinicalTrials.gov search.
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Acetate and Alcohol on Brain Function

NCT02542150
Conditions
Cerebral Blood Flow, Brain Function
Interventions
acetate, alcohol
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
21 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Aurora, Colorado
Completed No phase listed Observational Accepts healthy volunteers

Developing Advanced Blood-Brain Barrier Permeability Imaging for Early AD

NCT03389698
Conditions
Alzheimer Disease
Interventions
GRASP Dynamic Contrast-Enhanced (DCE) MRI, 3T Brain Scan, Gadolinium-based Contrast Agent (GBCA) for MRI
Device · Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
20 Years to 85 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
New York, New York
Conditions
Schizophrenia
Interventions
Brain Fitness Program (BFP), Cognitive Package (Cogpack), Commercial Computer Games (Sporcle)
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
25 Years to 65 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
2
States / cities
Los Angeles, California • West Los Angeles, California
Conditions
Brain Injuries, Traumatic
Interventions
Head and Intraocular Trauma Tool, SCAT-5
Device · Diagnostic Test
Lead sponsor
Rebiscan, Inc.
Industry
Eligibility
13 Years to 45 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed No phase listed Observational Accepts healthy volunteers

MRI Markers of Outcome After Severe Pediatric TBI

NCT02688660
Conditions
Brain Injuries
Interventions
MRI Scans
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
0 Years to 18 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
18
States / cities
Phoenix, Arizona • San Diego, California • Washington D.C., District of Columbia + 15 more
Conditions
Metastatic Malignant Neoplasm in the Brain, Metastatic Malignant Solid Neoplasm
Interventions
Questionnaire Administration, Stereotactic Radiosurgery, Magnetic Resonance Imaging
Other · Radiation · Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
7
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Albert Lea, Minnesota + 4 more
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Network-Level Effects of Nitrous Oxide in the Human Brain

NCT03435055
Conditions
Healthy
Interventions
Nitrous Oxide Gas for Inhalation
Drug
Lead sponsor
University of Michigan
Other
Eligibility
21 Years to 40 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Alcohol Use Disorder (AUD)
Interventions
connectivity, neuroinflammation, neurofunction
Other · Drug
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
30 Years to 75 Years
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Parkinson Disease, Essential Tremor, Dystonia, Obsessive Compulsive Disorder
Interventions
Functional Magnetic Resonance Imaging (fMRI)
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 90 Years
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Rochester, Minnesota
Not listed Phase 4 Interventional Accepts healthy volunteers

Dynamic Connectivity Under Metabolic Constraints

NCT04840095
Conditions
Insulin Resistance, Healthy, Diet Modification, Aging
Interventions
Ketones, Glucose
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 79 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2023
U.S. locations
2
States / cities
Charlestown, Massachusetts • Stony Brook, New York
Conditions
Neuropsychiatric Systemic Lupus Erythematosus
Interventions
Magnetic Resonance Angiography (MRA), Magnetic resonance imaging, MRA, diffusion Imaging, perfusion imaging.
Procedure
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 99 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2014
U.S. locations
1
States / cities
Ann Arbor, Michigan
Completed Not applicable Interventional Accepts healthy volunteers Results available

Brain Imaging Changes in Fear and Anxiety

NCT00047853
Conditions
Anxiety Disorders, Fear
Interventions
Shock device, Acoustic startle
Device
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 50 Years
Enrollment
1,080 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Alzheimer Disease
Interventions
flortaucipir F18, Brain PET Scan
Drug · Procedure
Lead sponsor
Avid Radiopharmaceuticals
Industry
Eligibility
55 Years to 85 Years
Enrollment
205 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Alzheimer Disease
Interventions
Flortaucipir F18, Brain PET Scan
Drug · Procedure
Lead sponsor
Avid Radiopharmaceuticals
Industry
Eligibility
60 Years to 85 Years
Enrollment
155 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
9
States / cities
San Diego, California • Santa Ana, California • Delray Beach, Florida + 6 more
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Imaging Mitochondrial Complex-I in Alcohol Use Disorder

NCT07825818
Conditions
Alcohol Use Disorder (AUD), Healthy Controls Group - Age and Sex-matched
Interventions
[F-18]BCPP-EF, [F-18]FDG
Drug
Lead sponsor
Rajesh Narendran
Other
Eligibility
18 Years to 55 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2032
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Emphysema, Chronic Obstructive Pulmonary Disease (COPD), Cystic Fibrosis, Pulmonary Fibrosis, Bronchiectasis, Sarcoidosis, Pulmonary Hypertension, Alpha-1 Antitrypsin Deficiency
Interventions
Steen Solution™, Conventional Lung Transplant
Device · Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Intracerebral Hemorrhage, Acute Ischemic Stroke
Interventions
Cranial Point of Care Ultrasound
Procedure
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Cardiac Arrest (CA), Hypoxic-Ischemic Brain Injury
Interventions
portable MRI scanner
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

Nicotinic Hepatic Metabolism on Neuroreceptor Substrates of Nicotine Addiction

NCT03442413
Conditions
Smoking, Tobacco
Interventions
2-[18F]-FA PET/CT, I.V. Nicotine
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
High Risk Meningioma, Recurrent Meningioma
Interventions
⁶⁸Ga-Dotatate PET and MRI Guided Radiation Therapy, Magnetic Resonance Imaging (MRI), 68Ga-Dotatate PET Imaging, MD Anderson Symptom Inventory Bain Tumor form (MDASI-BT), EuroQol-5 Dimension (ED-5D)
Radiation · Diagnostic Test · Other
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Terminated Phase 2 Interventional Results available

PET Imaging of Cyclooxygenase in Multiple Sclerosis

NCT05062083
Conditions
Multiple Sclerosis
Interventions
11C-MC1, 11C-PS13, Ketoprofen, Celecoxib
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 99 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Intracranial Neoplasm
Interventions
Dynamic Contrast-Enhanced Magnetic Resonance Imaging, Gadobenate Dimeglumine, Gadoterate Meglumine, Magnetic Resonance Imaging
Device · Drug
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Recruiting No phase listed Observational

Depression and Driving

NCT05446805
Conditions
Depression, Drive
Interventions
F 18 AV-1451 (Flortaucipir), [11C]-Pittsburgh Compound B ([11C]PiB)
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
65 Years and older
Enrollment
150 participants
Timeline
2021 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Primary Progressive Aphasia, Alzheimer Disease, Dementia
Interventions
Florbetapir F 18, Positron Emission Tomography
Drug · Device
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
48 participants
Timeline
2012 – 2017
U.S. locations
1
States / cities
Chicago, Illinois