Decoding and Selective Modulation of Human Memory During Awake/Sleep Cycles

NCT ID: NCT05452122

Last Updated: 2025-10-14

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

NA

Total Enrollment

150 participants

Study Classification

INTERVENTIONAL

Study Start Date

2022-07-13

Study Completion Date

2026-08-31

Brief Summary

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The proposed project seeks to elucidate memory processes and consolidation during sleep by leveraging the unique capability of direct recordings from the human brain at multiple levels of resolution-single neurons, localized neuronal assemblies, intracranial local field potentials-during rich behavioral tasks with real-life narratives and extracting neural features that relate to different aspects of episodic experience. The investigators will further probe causal mechanisms of consolidation by application of auditory and electrical stimulations during sleep and its effect on modulating memory processes.

Detailed Description

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Conditions

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Memory, Delayed

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

BASIC_SCIENCE

Blinding Strategy

SINGLE

Participants

Interventions

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Auditory and Electrical Stimulation

Electrical and auditory stimulation will be applied during sleep.

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* All epilepsy patients between the ages of 18 and 65 who undergo depth electrode placement for clinical purposes
* Eligibility is determined by the epilepsy surgery team (based on neuropsychological testing and on psychiatric evaluation)
* Willing to provide informed consent and participate the study

Exclusion Criteria

* Neurological or psychiatric issues, other than epilepsy, that would put the patient at risk
* Patient is younger than 18 or older than 65 years of age
* Unwilling to provide informed consent
Minimum Eligible Age

18 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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University of Iowa

OTHER

Sponsor Role collaborator

National Institute of Neurological Disorders and Stroke (NINDS)

NIH

Sponsor Role collaborator

University of California, Los Angeles

OTHER

Sponsor Role lead

Responsible Party

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Itzhak Fried

Professor

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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University of California Los Angeles

Los Angeles, California, United States

Site Status RECRUITING

Countries

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United States

Central Contacts

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Andreina Hampton

Role: CONTACT

3236105293

Facility Contacts

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Andreina Hampton

Role: primary

3236105293

Other Identifiers

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1U01NS123128-01

Identifier Type: NIH

Identifier Source: secondary_id

View Link

U01NS123128

Identifier Type: NIH

Identifier Source: org_study_id

View Link

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