Evidence map›Paper›PMID 28111843›Full record

ArticleAddiction biology2018

Whole genome sequence study of cannabis dependence in two independent cohorts.

Ian R Gizer, Chris Bizon, David A Gilder, Cindy L Ehlers, Kirk C Wilhelmsen

Abstract read
In one paragraph

Article in Addiction biology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
3.1field-weighted citation impact, top 9% 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

17 citing papers in PubMed, 35 citations in OpenAlex.

  1. KChIP4a is a Biophysical Amplifier of Inhibition in Atypical Dopamine Neurons and Controls Learning from Negative Prediction Errors.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2026
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  5. Genetic risk for trait aggression and alcohol use predict unique facets of alcohol-related aggression.Psychology of addictive behaviors : journal of the Society of Psychologists in Addictive Behaviors · 2025
    Article
  6. Review
  7. Astrocytic transcriptional and epigenetic mechanisms of drug addiction.Journal of neural transmission (Vienna, Austria : 1996) · 2024
    Review
  8. Article
  9. Review
  10. Article
  11. Article
  12. Review
  13. Article
  14. Review
  15. Cannabis use and cannabis use disorder.Nature reviews. Disease primers · 2021
    Review
  16. A Contagion Model for Within-Family Transmission of Drug Abuse.The American journal of psychiatry · 2019
    Article
  17. 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

5 authors at 3 institutions in 1 country.

Ian R GizerDepartment of Psychological Sciences, University of Missouri, Columbia, MO, USA.
Chris BizonDepartments of Neurology and Genetics, University of North Carolina, Chapel Hill, NC, USA.
David A GilderDepartment of Molecular and Cellular Neurosciences, The Scripps Research Institute, La Jolla, CA, USA.
Cindy L EhlersDepartment of Molecular and Cellular Neurosciences, The Scripps Research Institute, La Jolla, CA, USA.
Kirk C WilhelmsenDepartments of Neurology and Genetics, University of North Carolina, Chapel Hill, NC, USA.
Scripps Research Institute · USUniversity of North Carolina at Chapel Hill · USUniversity of Missouri · US

Funding

Deep sequencing studies for cannabis and stimulant dependenceR01DA030976 · NIDA · UNIV OF NORTH CAROLINA CHAPEL HILL · PI EHLERS, CINDY L, GELERNTER, JOEL · 2010 to 2014
$16.5M
RISK FACTORS FOR ALCOHOLISM IN NATIVE AMERICANSR37AA010201 · NIAAA · SCRIPPS RESEARCH INSTITUTE, THE · PI EHLERS, CINDY L · 2007 to 2015
$7.0M
RISK FACTORS FOR ALCOHOLISM IN NATIVE AMERICANSR01AA010201 · NIAAA · SCRIPPS RESEARCH INSTITUTE, THE · PI EHLERS, CINDY L · 1994 to 2006
$3.8M
NIAAA NIH HHS R01 AA010201NIAAA NIH HHS R37 AA010201NIDA NIH HHS R01 DA030976
6 · The paper itself

Abstract

Recent advances in genome wide sequencing techniques and analytical methods allow for more comprehensive examinations of the genome than microarray-based genome-wide association studies (GWAS). The present report provides the first application of whole genome sequencing (WGS) to identify low frequency variants involved in cannabis dependence across two independent cohorts. The present study used low-coverage whole genome sequence data to conduct set-based association and enrichment analyses of low frequency variation in protein-coding regions as well as regulatory regions in relation to cannabis dependence. Two cohorts were studied: a population-based Native American tribal community consisting of 697 participants nested within large multi-generational pedigrees and a family-based sample of 1832 predominantly European ancestry participants largely nested within nuclear families. Participants in both samples were assessed for Diagnostic and Statistical Manual of Mental Disorders-IV (DSM-IV) lifetime cannabis dependence, with 168 and 241 participants receiving a positive diagnosis in each sample, respectively. Sequence kernel association tests identified one protein-coding region, C1orf110 and one regulatory region in the MEF2B gene that achieved significance in a meta-analysis of both samples. A regulatory region within the PCCB gene, a gene previously associated with schizophrenia, exhibited a suggestive association. Finally, a significant enrichment of regions within or near genes with multiple splice variants or involved in cell adhesion or potassium channel activity were associated with cannabis dependence. This initial study demonstrates the potential utility of low pass whole genome sequencing for identifying genetic variants involved in the etiology of cannabis use disorders.

Indexed as

AdultCohort StudiesFemaleGenome-Wide Association StudyGenotypeHumansIndians, North AmericanMaleMarijuana AbuseMEF2 Transcription FactorsMethylmalonyl-CoA DecarboxylaseMiddle AgedPolymorphism, Single NucleotidePotassium ChannelsWhite PeopleWhole Genome SequencingMEF2B protein, humanMEF2 Transcription FactorsMethylmalonyl-CoA DecarboxylasePotassium Channelscannabisgenetic associationgeneticsmarijuana dependencewhole genome sequencing

Identifiers

PMID28111843
PMCPMC5522771
OpenAlexW2580355840

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.