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Neuromodulation of Mind-Wandering in Depression
Sponsor: Massachusetts General Hospital
Summary
The specific aim of this proposed study is to investigate the feasibility and therapeutic potential of LIFUP in changing negative cognition in depression. Specifically, the investigators will study if modulating DMN activity can change maladaptive mind-wandering. The investigators hypothesize that DOWN-modulation of the posterior cingulate cortex (PCC), a key DMN node, will decrease DMN resting state functional connectivity, perfusion, and activation during a cognitive-affective task (description below). The investigators also hypothesize that DOWN-modulation of the PCC will be associated with decreased mind-wandering and increased mindfulness. Finally, the investigators hypothesize that the opposite will be true for UP-modulation of the PCC.
Key Details
Gender
All
Age Range
18 Years - 64 Years
Study Type
INTERVENTIONAL
Enrollment
80
Start Date
2023-03-20
Completion Date
2026-12
Last Updated
2026-05-06
Healthy Volunteers
Yes
Conditions
Interventions
BrainSonix Pulsar 1002
Device that delivers low intensity focused ultrasound
Locations (1)
Massachusetts General Hospital
Boston, Massachusetts, United States