Evidence map›Paper›PMID 32253509›Full record

ArticleBrain structure & function2020

Spatial organization of occipital white matter tracts in the common marmoset.

Takaaki Kaneko, Hiromasa Takemura, Franco Pestilli, Afonso C Silva, Frank Q Ye, David A Leopold

Open access · greenAbstract read
In one paragraph

Article in Brain structure & function, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed, 1 pooled it
1.4field-weighted citation impact, top 15% of its field
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

16 citing papers in PubMed, 1 synthesis or guideline pooled it, 21 citations in OpenAlex.

  1. Pooled it
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  5. Article
  6. Tractometry of Human Visual White Matter Pathways in Health and Disease.Magnetic resonance in medical sciences : MRMS : an official journal of Japan Society of Magnetic Resonance in Medicine · 2024
    Review
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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 at 5 institutions in 2 countries.

Takaaki KanekoRIKEN Center for Brain Science (CBS), 2-1 Hirosawa, Wako-shi, Saitama, 351-0198, Japan. kaneko.takaaki.6w@kyoto-u.ac.jp.
Hiromasa TakemuraCenter for Information and Neural Networks (CiNet), National Institute of Information and Communications Technology, and Osaka University, 1-4 Yamadaoka, Suita-shi, Osaka, 565-0871, Japan. htakemur@nict.go.jp.
Franco PestilliDepartment of Psychological and Brain Sciences, Indiana University, 1101 E 10th Street, Bloomington, IN, 47405, USA.
Afonso C SilvaDepartment of Neurobiology, University of Pittsburgh Brain Institute, University of Pittsburgh, Pittsburgh, PA, 15261, USA.
Frank Q YeNeurophysiology Imaging Facility, National Institute of Mental Health, National Institute of Neurological Disorders and Stroke, National Eye Institute, National Institutes of Health, Bethesda, MD, USA.
David A LeopoldNeurophysiology Imaging Facility, National Institute of Mental Health, National Institute of Neurological Disorders and Stroke, National Eye Institute, National Institutes of Health, Bethesda, MD, USA.
National Institute of Neurological Disorders and Stroke · USIndiana University Bloomington · USNational Institute of Information and Communications Technology · JPRIKEN Center for Brain Science · JPUniversity of Pittsburgh · US

Funding

Mapping the Human Connectome: Structure, Function, and HeritabilityU54MH091657 · NIMH · WASHINGTON UNIVERSITY · PI UGURBIL, KAMIL, VAN ESSEN, DAVID C · 2010 to 2014
$34.7M
Neurophysiology Imaging Facility Core: Functional and Structural MRIZICMH002899 · NIMH · NATIONAL INSTITUTE OF MENTAL HEALTH · PI LEOPOLD, DAVID A · 2009 to 2025
$29.1M
Spatial-Temporal Characterization of The Hemodynamic Response to Neural ActivityZIANS003041 · NINDS · NATIONAL INSTITUTE OF NEUROLOGICAL DISORDERS AND STROKE · PI SILVA, AFONSO · 2009 to 2019
$17.1M
The Neural Underpinnings of Functional MRI NetworksZIAMH002896 · NIMH · NATIONAL INSTITUTE OF MENTAL HEALTH · PI LEOPOLD, DAVID A · 2009 to 2025
$13.6M
Spatial-Temporal Characterization of The Hemodynamic Response to Neural ActivityZ01NS003041 · NINDS · NEUROLOGICAL DISORDERS AND STROKE · PI SILVA, AFONSO · 2007 to 2008
$2.5M
Intramural NIH HHS Z01 NS003041Intramural NIH HHS ZIA NS003041Intramural NIH HHS ZIC MH002899NIMH NIH HHS U54 MH091657NIMH NIH HHS ZIC MH002899NINDS NIH HHS ZIA NS003041
6 · The paper itself

Abstract

The primate brain contains a large number of interconnected visual areas, whose spatial organization and intracortical projections show a high level of conservation across species. One fiber pathway of recent interest is the vertical occipital fasciculus (VOF), which is thought to support communication between dorsal and ventral visual areas in the occipital lobe. A recent comparative diffusion MRI (dMRI) study reported that the VOF in the macaque brain bears a similar topology to that of the human, running superficial and roughly perpendicular to the optic radiation. The present study reports a comparative investigation of the VOF in the common marmoset, a small New World monkey whose lissencephalic brain is approximately tenfold smaller than the macaque and 150-fold smaller than the human. High-resolution ex vivo dMRI of two marmoset brains revealed an occipital white matter structure that closely resembles that of the larger primate species, with one notable difference. Namely, unlike in the macaque and the human, the VOF in the marmoset is spatially fused with other, more anterior vertical tracts, extending anteriorly between the parietal and temporal cortices. We compare several aspects of this continuous structure, which we term the VOF complex (VOF +), and neighboring fasciculi to those of macaques and humans. We hypothesize that the essential topology of the VOF+ is a conserved feature of the posterior cortex in anthropoid primates, with a clearer fragmentation into multiple named fasciculi in larger, more gyrified brains.

Indexed as

AnimalsCallithrixDiffusion Tensor ImagingHumansImage Processing, Computer-AssistedOccipital LobeSpecies SpecificityVisual PathwaysWhite MatterComparative anatomyDiffusion MRIMarmosetVertical occipital fasciculusVisual cortexWhite matter

Identifiers

PMID32253509
PMCPMC7577349
OpenAlexW3014111697

What OpenQuestion holds

Textmetadata
LicenceTDM
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.