Evidence map›Paper›PMID 30203892›Full record

ArticleHuman brain mapping2019

Aberrant structural-functional coupling in adult cannabis users.

Dae-Jin Kim, Ashley M Schnakenberg Martin, Yong-Wook Shin, Hang Joon Jo, Hu Cheng, Sharlene D Newman, Olaf Sporns, William P Hetrick, Eli Calkins, Brian F O'Donnell

Abstract read
In one paragraph

Article in Human brain mapping, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

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

  1. Pooled it
  2. Article
  3. Article
  4. The Effects of THC and Nicotine on Attention: A Narrative Review.Current topics in behavioral neurosciences · 2025
    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

10 authors.

Dae-Jin KimDepartment of Psychological and Brain Sciences, Indiana University, Bloomington, Indiana.ORCID 0000-0001-6664-0869
Ashley M Schnakenberg MartinDepartment of Psychological and Brain Sciences, Indiana University, Bloomington, Indiana.
Yong-Wook ShinDepartment of Psychiatry, Ulsan University School of Medicine, ASAN Medical Center, Seoul, South Korea.
Hang Joon JoDepartment of Neurologic Surgery, Mayo Clinic, Rochester, Minnesota.
Hu ChengDepartment of Psychological and Brain Sciences, Indiana University, Bloomington, Indiana.
Sharlene D NewmanDepartment of Psychological and Brain Sciences, Indiana University, Bloomington, Indiana.ORCID 0000-0002-5575-8535
Olaf SpornsDepartment of Psychological and Brain Sciences, Indiana University, Bloomington, Indiana.
William P HetrickDepartment of Psychological and Brain Sciences, Indiana University, Bloomington, Indiana.
Eli CalkinsDepartment of Psychological and Brain Sciences, Indiana University, Bloomington, Indiana.
Brian F O'DonnellDepartment of Psychological and Brain Sciences, Indiana University, Bloomington, Indiana.

Funding

Quality Assurance and Quality Control Project Management: Improving Submissions and Study Conduct in the Human Subjects Research Prior Approval ProcessUL1TR002529 · NCATS · INDIANA UNIVERSITY INDIANAPOLIS · PI MOE, SHARON M, WIEHE, SARAH ELIZABETH · 2018 to 2022
$27.2M
Cerebellar timing dysfunction in schizophreniaR01MH074983 · NIMH · TRUSTEES OF INDIANA UNIVERSITY · PI HETRICK, WILLIAM P · 2006 to 2016
$3.6M
INTEGRATIVE PREDOCTORAL TRAINING IN DRUG ABUSE RESEARCH AT INDIANA UNIVERSITYT32DA024628 · NIDA · TRUSTEES OF INDIANA UNIVERSITY · PI Andrea Grace Hohmann, Kenneth Mackie · 2008 to 2026
$3.1M
CRCNS: Linking connectomic and large-Scale Dynamics of the Human BrainR01AT009036 · NCCIH · TRUSTEES OF INDIANA UNIVERSITY · PI SPORNS, OLAF · 2015 to 2017
$443k
Graph Theoretic Analysis of Brain Networks in Cannabis UsersR21DA035493 · NIDA · TRUSTEES OF INDIANA UNIVERSITY · PI O'DONNELL, BRIAN FRANCIS · 2014 to 2015
$426k
National Institutes of Health, Grant/Award Number: UL1TR002529; National Science Foundation, Grant/Award Number: 1342962; National Center for Complementary and Integrative Health, Grant/Award Number: R01AT009036; National Institute of Mental Health, Grant/Award Number: 2R01MH074983; National Institute on Drug Abuse, Grant/Award Numbers: T32DA024628, 5R21DA035493NCATS NIH HHS UL1 TR002529NCCIH NIH HHS R01 AT009036NIDA NIH HHS R21 DA035493NIDA NIH HHS T32 DA024628NIMH NIH HHS R01 MH074983
6 · The paper itself

Abstract

Cellular studies indicate that endocannabinoid type-1 retrograde signaling plays a major role in synaptic plasticity. Disruption of these processes by delta-9-tetrahydrocannabinol (THC) could produce alterations either in structural and functional brain connectivity or in their association in cannabis (CB) users. Graph theoretic structural and functional networks were generated with diffusion tensor imaging and resting-state functional imaging in 37 current CB users and 31 healthy non-users. The primary outcome measures were coupling between structural and functional connectivity, global network characteristics, association between the coupling and network properties, and measures of rich-club organization. Structural-functional (SC-FC) coupling was globally preserved showing a positive association in current CB users. However, the users had disrupted associations between SC-FC coupling and network topological characteristics, most perturbed for shorter connections implying region-specific disruption by CB use. Rich-club analysis revealed impaired SC-FC coupling in the hippocampus and caudate of users. This study provides evidence of the abnormal SC-FC association in CB users. The effect was predominant in shorter connections of the brain network, suggesting that the impact of CB use or predispositional factors may be most apparent in local interconnections. Notably, the hippocampus and caudate specifically showed aberrant structural and functional coupling. These structures have high CB1 receptor density and may also be associated with changes in learning and habit formation that occur with chronic cannabis use.

Indexed as

Caudate NucleusHippocampusMarijuana AbuseMarijuana UseNerve NetAdultConnectomeDiffusion Tensor ImagingFemaleHumansMaleYoung Adultcannabisconnectomefunctional connectivitystructural connectivitystructural-functional coupling

Identifiers

PMID30203892
PMCPMC6289814

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.