Evidence map›Paper›PMID 39419972›Full record

ArticleNature communications2024

Dynamic patterns of functional connectivity in the human brain underlie individual memory formation.

Audrey T Phan, Weizhen Xie, Julio I Chapeton, Sara K Inati, Kareem A Zaghloul

Abstract read
In one paragraph

Article in Nature communications, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

8 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Audrey T PhanSurgical Neurology Branch, NINDS, National Institutes of Health, Bethesda, MD, USA.ORCID 0000-0002-8195-8418
Weizhen XieSurgical Neurology Branch, NINDS, National Institutes of Health, Bethesda, MD, USA.ORCID 0000-0003-4655-6496
Julio I ChapetonSurgical Neurology Branch, NINDS, National Institutes of Health, Bethesda, MD, USA.ORCID 0000-0002-0750-3407
Sara K InatiSurgical Neurology Branch, NINDS, National Institutes of Health, Bethesda, MD, USA.ORCID 0000-0002-7587-5085
Kareem A ZaghloulSurgical Neurology Branch, NINDS, National Institutes of Health, Bethesda, MD, USA. kareem.zaghloul@nih.gov.ORCID 0000-0001-8575-3578

Funding

Investigating the neural mechanisms of human cognitive function through intracranial recordingsZIANS003144 · NINDS · NATIONAL INSTITUTE OF NEUROLOGICAL DISORDERS AND STROKE · PI ZAGHLOUL, KAREEM · 2014 to 2025
$36.1M
Medical Scientist Training ProgramT32GM144273 · NIGMS · HARVARD MEDICAL SCHOOL · PI David Shumway Jones, Jacqueline A. Lees · 2022 to 2026
$14.7M
A Neurocognitive Basis of Remembering Driven by Prior Semantic KnowledgeR00NS126492 · NINDS · UNIV OF MARYLAND, COLLEGE PARK · PI Weizhen Xie · 2024 to 2026
$714k
Intramural NIH HHS ZIA NS003144NIGMS NIH HHS T32 GM144273NINDS NIH HHS K99 NS126492NINDS NIH HHS R00 NS126492U.S. Department of Health & Human Services | National Institutes of Health (NIH) K99NS126492, W.X.U.S. Department of Health & Human Services | National Institutes of Health (NIH) ZIA-NS003144
6 · The paper itself

Abstract

Remembering our everyday experiences involves dynamically coordinating information distributed across different brain regions. Investigating how momentary fluctuations in connectivity in the brain are relevant for episodic memory formation, however, has been challenging. Here we leverage the high temporal precision of intracranial EEG to examine sub-second changes in functional connectivity in the human brain as 20 participants perform a paired associates verbal memory task. We first identify potential functional connections by selecting electrode pairs across the neocortex that exhibit strong correlations with a consistent time delay across random recording segments. We then find that successful memory formation during the task involves dynamic sub-second changes in functional connectivity that are specific to each word pair. These patterns of dynamic changes are reinstated when participants successfully retrieve the word pairs from memory. Therefore, our data provide direct evidence that specific patterns of dynamic changes in human brain connectivity are associated with successful memory formation.

Indexed as

BrainAdultBrain MappingElectroencephalographyFemaleHumansMaleMemoryMemory, EpisodicNeocortexNerve NetYoung Adult

Identifiers

PMID39419972
PMCPMC11487248

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.