Motivation Clinical Trial
Official title:
Bridging Scales to Understand Endogenous Neuromodulation and Its Regulation
Verified date | February 2024 |
Source | Duke University |
Contact | Laura Yost |
Phone | 919-681-4601 |
laura.yost[@]duke.edu | |
Is FDA regulated | No |
Health authority | |
Study type | Interventional |
The purpose of this research study is to understand how healthy individuals self-regulate motivation by observing brain activity using magnetic resonance imaging (MRI).
Status | Recruiting |
Enrollment | 190 |
Est. completion date | September 9, 2026 |
Est. primary completion date | September 8, 2026 |
Accepts healthy volunteers | Accepts Healthy Volunteers |
Gender | All |
Age group | 18 Years to 45 Years |
Eligibility | Inclusion Criteria: - Age between 18 and 45 years - Male or female - Right-handed - In good general health - Women of childbearing capacity: use of effective method of birth control Exclusion Criteria: - Current or diagnosis within past six months of an DSM-V Axis I or Axis II disorder (self-reported) - Current or past six month use of prescription medications indicated for psychiatric conditions (e.g.,depression, anxiety) - Current serious medical illness (self-reported) - Head injury resulting in loss of consciousness - For participants age > 59 years, a total scaled score < 8 on the Dementia Rating Scale-2. - A clinically-defined neurological disorder including, but not limited to: - Any condition likely to be associated with increased intracranial pressure - Space occupying brain lesion - History of stroke - Transient ischemic attack within two years - Cerebral aneurysm - Dementia - Mini Mental Status Exam (MMSE) score of <24 - Parkinson's disease - Huntington's disease - Multiple sclerosis - Presence of cochlear implants or other implanted electronic devices or non-removable metal (e.g., non-removable piercing, IUD) - History of an eye injury involving metal. Participants who worked with metal may be allowed to participate on a case-by-case basis with prior written approval from BIAC. - Claustrophobia or unwillingness to tolerate the confinement associated with being in the MRI scanner. - Weight of more than 250 pounds |
Country | Name | City | State |
---|---|---|---|
United States | Center for Cognitive Neuroscience | Durham | North Carolina |
Lead Sponsor | Collaborator |
---|---|
Duke University | National Institute of Mental Health (NIMH) |
United States,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | Percent signal change in VTA BOLD activation | During the MRI scan, approximately 2 hours | ||
Secondary | Change in effort-based decision making, as measured by the Effort Expenditure for Reward Task (EEfRT) | Decisions to exert effort. | During the MRI scan, approximately 2 hours | |
Secondary | Change in motivated memory, as measured by the Monetary Incentive Encoding task (MIE) | Improved motivated memory formation. | During the MRI scan, approximately 2 hours |
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