Evidence map›Paper›PMID 24951401›Full record

ArticleSchizophrenia research2014

Neural responses during social reflection in relatives of schizophrenia patients: relationship to subclinical delusions.

Benjamin K Brent, Larry J Seidman, Garth Coombs, Matcheri S Keshavan, Joseph M Moran, Daphne J Holt

Abstract read
In one paragraph

Article in Schizophrenia research, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

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

  1. Pooled it
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  3. Article
  4. Observational
  5. Article
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  8. Review
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.

Benjamin K BrentThe Department of Psychiatry, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA, United States; The Department of Psychiatry, Massachusetts General Hospital, Harvard Medical School, Boston, MA, United States. Electronic address: bbrent@bidmc.harvard.edu.
Larry J SeidmanThe Department of Psychiatry, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA, United States; The Department of Psychiatry, Massachusetts General Hospital, Harvard Medical School, Boston, MA, United States.
Garth CoombsThe Department of Psychology, Harvard University, Cambridge, MA, United States.
Matcheri S KeshavanThe Department of Psychiatry, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA, United States.
Joseph M MoranThe Center for Brain Sciences, Harvard University, Cambridge, MA, United States; U.S. Army Natick Soldier Research, Development, and Engineering Center, United States.
Daphne J HoltThe HST-MIT Athinoula A. Martinos Center for Biomedical Imaging, Charlestown, MA, United States; The Department of Psychiatry, Massachusetts General Hospital, Harvard Medical School, Boston, MA, United States.

Funding

Harvard Clinical and Translational Science CenterKL2TR001100 · NCATS · HARVARD MEDICAL SCHOOL · PI NADLER, LEE MARSHALL · 2013 to 2017
$8.5M
Harvard Clinical and Translational Science Center (KL2)KL2RR025757 · NCRR · HARVARD MEDICAL SCHOOL · PI NADLER, LEE MARSHALL · 2008 to 2011
$4.1M
The Neural Basis of Delusions in Schizophrenia: Studies of Emotional PerceptionK23MH076054 · NIMH · MASSACHUSETTS GENERAL HOSPITAL · PI HOLT, DAPHNE J · 2006 to 2010
$968k
NCATS NIH HHS KL2 TR001100NCRR NIH HHS KL2 RR 025757NCRR NIH HHS KL2 RR025757NIMH NIH HHS K23 MH076054NIMH NIH HHS K23MH076054NIMH NIH HHS L30 MH091727PHS HHS T32 16259
6 · The paper itself

Abstract

backgroundDeficits in the capacity to reflect about the self and others ("social reflection" [SR]) have been identified in schizophrenia, as well as in people with a genetic or clinical risk for the disorder. However, the neural underpinnings of these abnormalities are incompletely understood.

methodsResponses of a network of brain regions known to be involved in self and other processing (e.g., medial prefrontal cortex (MPFC), posterior cingulate cortex (PCC), and superior temporal gyrus (STG)) were measured during SR in 16 first-degree, non-psychotic relatives (RELS) of schizophrenia patients and 16 healthy controls (CONS). Because of prior evidence linking dysfunction in this network and delusions, associations between SR-related responses of this network and subclinical delusions (measured using the Peters et al. Delusions Inventory) were also examined.

resultsCompared with CONS, RELS showed significantly less SR-related activity of the right and left PCC and STG. Moreover, response magnitudes were negatively correlated with levels of delusional thinking across both groups.

conclusionsThese findings suggest that aberrant function of the neural circuitry underpinning SR is associated with the genetic liability to schizophrenia and confers vulnerability to delusional beliefs.

Indexed as

FamilySchizophreniaSocial PerceptionAdultBrainBrain MappingDelusionsFemaleHumansMagnetic Resonance ImagingMaleMiddle AgedNeural PathwaysNeuropsychological TestsReaction TimeThinkingDelusionsGenetic riskRelativesSchizophreniaSocial reflection

Identifiers

PMID24951401
PMCPMC4109724

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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.