Evidence map›Paper›PMID 20439386›Full record

ReviewThe American journal of psychiatry2010

Copy number variations in schizophrenia: critical review and new perspectives on concepts of genetics and disease.

Anne S Bassett, Stephen W Scherer, Linda M Brzustowicz

Abstract readReview
In one paragraph

Review in The American journal of psychiatry, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 96 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
96citing papers in PubMed, 4 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

96 citing papers in PubMed, 4 syntheses or guidelines pooled it.

  1. Pooled it
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  3. 1q21.1 Microduplication expression in adults.Genetics in medicine : official journal of the American College of Medical Genetics · 2013
    Pooled it
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  6. Review
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  9. Article
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  12. Copy Number Variations in Neuropsychiatric Disorders.International journal of molecular sciences · 2023
    Review
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  15. Article
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36 more citing papers are in PubMed but not listed here.

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

3 authors.

Anne S BassettClinical Genetics Research Program, Centre for Addiction and Mental Health, 33 Russell St., Toronto, Ontario, Canada. anne.bassett@utoronto.ca
Stephen W Scherer
Linda M Brzustowicz

Funding

Molecular Genetics of Schizophrenia SusceptibilityR01MH062440 · NIMH · RUTGERS THE ST UNIV OF NJ NEW BRUNSWICK · PI BRZUSTOWICZ, LINDA M · 2001 to 2008
$3.4M
Elucidating the Role of miRNA Dysregulation in Schizophrenia and Bipolar DisorderR01MH080429 · NIMH · RUTGERS, THE STATE UNIV OF N.J. · PI BRZUSTOWICZ, LINDA M · 2007 to 2011
$3.3M
CIHR 107520CIHR MOP-79518CIHR MOP-97800NIMH NIH HHS R01 MH062440NIMH NIH HHS R01 MH080429NIMH NIH HHS R01 MH-62440NIMH NIH HHS R01 MH-80429
6 · The paper itself

Abstract

objectiveStructural variations of DNA, such as copy number variations (CNVs), are recognized to contribute both to normal genomic variability and to risk for human diseases. For example, schizophrenia has an established connection with 22q11.2 deletions. Recent genome-wide studies have provided initial evidence that CNVs at other loci may also be associated with schizophrenia. In this article, the authors provide a brief overview of CNVs, review recent findings related to schizophrenia, outline implications for clinical practice and diagnostic subtyping, and make recommendations for future reports on CNVs to improve interpretation of results.

methodThe review included genome-wide surveys of CNVs in schizophrenia that included one or more comparison groups, were published before 2009, and used newer methods. Six studies were identified.

resultsDespite some limitations, these initial genome-wide studies of CNVs provide replicated associations of schizophrenia with rare 1q21.1 and 15q13.3 deletions. Collectively, the results point to a more general mutational mechanism involving rare CNVs that elevate risk for schizophrenia, especially more developmental forms of the disease. Including 22q11.2 deletions, rare risk-associated CNVs appear to account for up to 2% of schizophrenia.

conclusionsThe more penetrant CNVs have direct implications for clinical practice and diagnostic subtyping. CNVs with lower penetrance promise to contribute to our genetic understanding of pathogenesis. The findings provide insight into a broader neuropsychiatric spectrum for schizophrenia than previously conceived and indicate new directions for genetic studies.

Indexed as

Chromosome DeletionDNA Copy Number VariationsGenetic HeterogeneityGenome-Wide Association StudyHumansSchizophrenia

Identifiers

PMID20439386
PMCPMC3295834

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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.