Evidence map›Paper›PMID 28399442›Full record

ArticleClinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology2017

Spatio-temporal dynamics of working memory maintenance and scanning of verbal information.

Toshimune Kambara, Erik C Brown, Jeong-Won Jeong, Noa Ofen, Yasuo Nakai, Eishi Asano

Abstract read
In one paragraph

Article in Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 1 pooled it
–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

23 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  11. Multisensory Connections of Novel Linguistic Stimuli in Japanese as a Native Language and Referential Tastes.European journal of investigation in health, psychology and education · 2021
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  12. Associative Learning of New Word Forms in a First Language (L1) and Haptic Referents in a Single-Day Experiment.European journal of investigation in health, psychology and education · 2021
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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

6 authors.

Toshimune KambaraDepartment of Pediatrics, Children's Hospital of Michigan, Wayne State University, Detroit Medical Center, Detroit, MI 48201, USA; Postdoctoral Fellowship for Research Abroad, Japan Society for the Promotion of Science (JSPS), Chiyoda-ku, Tokyo 1020083, Japan.
Erik C BrownDepartment of Neurological Surgery, Oregon Health and Science University, Portland, OR 97239, USA.
Jeong-Won JeongDepartment of Pediatrics, Children's Hospital of Michigan, Wayne State University, Detroit Medical Center, Detroit, MI 48201, USA; Department of Neurology, Children's Hospital of Michigan, Wayne State University, Detroit Medical Center, Detroit, MI 48201, USA.
Noa OfenInstitute of Gerontology, Wayne State University, Detroit, MI 48202, USA; Department of Psychology, Wayne State University, Detroit, MI 48202, USA.
Yasuo NakaiDepartment of Pediatrics, Children's Hospital of Michigan, Wayne State University, Detroit Medical Center, Detroit, MI 48201, USA.
Eishi AsanoDepartment of Pediatrics, Children's Hospital of Michigan, Wayne State University, Detroit Medical Center, Detroit, MI 48201, USA; Department of Neurology, Children's Hospital of Michigan, Wayne State University, Detroit Medical Center, Detroit, MI 48201, USA. Electronic address: eishi@pet.wayne.edu.

Funding

Functional brain mapping in pediatric neurosurgeryR01NS064033 · NINDS · WAYNE STATE UNIVERSITY · PI EISHI ASANO · 2009 to 2026
$5.7M
DEVELOPMENT OF MEMORY NETWORKS IN CHILDRENR01MH107512 · NIMH · WAYNE STATE UNIVERSITY · PI Noa Ofen · 2016 to 2026
$5.0M
Novel DWI Methods to Minimize Postoperative Deficits in Pediatric Epilepsy Surgery.R01NS089659 · NINDS · WAYNE STATE UNIVERSITY · PI JEONG, JEONG-WON · 2015 to 2025
$3.7M
NIMH NIH HHS R01 MH107512NINDS NIH HHS R01 NS064033NINDS NIH HHS R01 NS089659
6 · The paper itself

Abstract

objectiveDuring verbal communication, humans briefly maintain mental representations of speech sounds conveying verbal information, and constantly scan these representations for comparison to incoming information. We determined the spatio-temporal dynamics of such short-term maintenance and subsequent scanning of verbal information, by intracranially measuring high-gamma activity at 70-110Hz during a working memory task.

methodsPatients listened to a stimulus set of two or four spoken letters and were instructed to remember those letters over a two-second interval, following which they were asked to determine if a subsequent target letter had been presented earlier in that trial's stimulus set.

resultsAuditory presentation of letter stimuli sequentially elicited high-gamma augmentation bilaterally in the superior-temporal and pre-central gyri. During the two-second maintenance period, high-gamma activity was augmented in the left pre-central gyrus, and this effect was larger during the maintenance of stimulus sets consisting of four compared to two letters. During the scanning period following target presentation, high-gamma augmentation involved the left inferior-frontal and supra-marginal gyri.

conclusionsShort-term maintenance of verbal information is, at least in part, supported by the left pre-central gyrus, whereas scanning by the left inferior-frontal and supra-marginal gyri. SIGNIFICANCE: The cortical structures involved in short-term maintenance and scanning of speech stimuli were segregated with an excellent temporal resolution.

Indexed as

Gamma RhythmMemory, Short-TermSpeech PerceptionVerbal BehaviorAdolescentAdultChildElectrocorticographyEpilepsies, PartialFemaleHumansMale4D brain mappingHigh-frequency oscillations (HFOs)Intracranial electrocorticography (ECoG) recordingPediatric epilepsy surgerySternberg paradigmSubdural electroencephalography (EEG)

Identifiers

PMID28399442
PMCPMC5429980

What OpenQuestion holds

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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.