Evidence map›Paper›PMID 26973476›Full record

ArticleFrontiers in integrative neuroscience2016

Functional Connectivity Hubs and Networks in the Awake Marmoset Brain.

Annabelle M Belcher, Cecil Chern-Chyi Yen, Lucia Notardonato, Thomas J Ross, Nora D Volkow, Yihong Yang, Elliot A Stein, Afonso C Silva, Dardo Tomasi

Abstract read
In one paragraph

Article in Frontiers in integrative neuroscience, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

18 citing papers in PubMed.

  1. Article
  2. Article
  3. Resting-state functional connectivity of the marmoset claustrum.Imaging neuroscience (Cambridge, Mass.) · 2025
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  4. Article
  5. Review
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  9. Article
  10. Article
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  12. Review
  13. Low-frequency hippocampal-cortical activity drives brain-wide resting-state functional MRI connectivity.Proceedings of the National Academy of Sciences of the United States of America · 2017
    Article
  14. Article
  15. Review
  16. Review
  17. Long-range projections coordinate distributed brain-wide neural activity with a specific spatiotemporal profile.Proceedings of the National Academy of Sciences of the United States of America · 2016
    Article
  18. Article
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

9 authors.

Annabelle M BelcherDepartment of Psychiatry, University of Maryland School of MedicineBaltimore, MD, USA; National Institute on Drug Abuse, National Institutes of HealthBaltimore, MD, USA.
Cecil Chern-Chyi YenNational Institute of Neurological Disorders and Stroke, National Institutes of Health Bethesda, MD, USA.
Lucia NotardonatoNational Institute of Neurological Disorders and Stroke, National Institutes of Health Bethesda, MD, USA.
Thomas J RossNational Institute on Drug Abuse, National Institutes of Health Baltimore, MD, USA.
Nora D VolkowNational Institute on Drug Abuse, National Institutes of HealthRockville, MD, USA; National Institute on Alcohol Abuse and Alcoholism, National Institutes of HealthBethesda, MD, USA.
Yihong YangNational Institute on Drug Abuse, National Institutes of Health Baltimore, MD, USA.
Elliot A SteinNational Institute on Drug Abuse, National Institutes of Health Baltimore, MD, USA.
Afonso C SilvaNational Institute of Neurological Disorders and Stroke, National Institutes of Health Bethesda, MD, USA.
Dardo TomasiNational Institute on Alcohol Abuse and Alcoholism, National Institutes of Health Bethesda, MD, USA.

Funding

Neurobiology of Substance Abuse and AddictionZIAAA000550 · NIAAA · NATIONAL INSTITUTE ON ALCOHOL ABUSE AND ALCOHOLISM · PI VOLKOW, NORA D. · 2009 to 2025
$115.1M
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
Animal MRI/MRS Methodological Development for Drug Addiction ApplicationsZIADA000545 · NIDA · NATIONAL INSTITUTE ON DRUG ABUSE · PI YANG, YIHONG · 2009 to 2020
$10.2M
Translational addiction neurobiologyZIADA000597 · NIDA · NATIONAL INSTITUTE ON DRUG ABUSE · PI STEIN, ELLIOT A · 2013 to 2021
$6.2M
6 · The paper itself

Abstract

In combination with advances in analytical methods, resting-state fMRI is allowing unprecedented access to a better understanding of the network organization of the brain. Increasing evidence suggests that this architecture may incorporate highly functionally connected nodes, or "hubs", and we have recently proposed local functional connectivity density (lFCD) mapping to identify highly-connected nodes in the human brain. Here, we imaged awake nonhuman primates to test whether, like the human brain, the marmoset brain contains FC hubs. Ten adult common marmosets (Callithrix jacchus) were acclimated to mild, comfortable restraint using individualized helmets. Following restraint training, resting BOLD data were acquired during eight consecutive 10 min scans for each subject. lFCD revealed prominent cortical and subcortical hubs of connectivity across the marmoset brain; specifically, in primary and secondary visual cortices (V1/V2), higher-order visual association areas (A19M/V6[DM]), posterior parietal and posterior cingulate areas (PGM and A23b/A31), thalamus, dorsal and ventral striatal areas (caudate, putamen, lateral septal nucleus, and anterior cingulate cortex (A24a). lFCD hubs were highly connected to widespread areas of the brain, and further revealed significant network-network interactions. These data provide a baseline platform for future investigations in a nonhuman primate model of the brain's network topology.

Indexed as

functional connectivityhubsresting-state fMRIresting-state networks

Identifiers

PMID26973476
PMCPMC4777715

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Registered trials

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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.