Evidence map›Paper›PMID 27645461›Full record

ArticleInternational journal of geriatric psychiatry2017

Gray matter regions statistically mediating the cross-sectional association of eotaxin and set-shifting among older adults with major depressive disorder.

Stephen F Smagula, Helmet T Karim, Eric J Lenze, Meryl A Butters, Gregory F Wu, Benoit H Mulsant, Charles F Reynolds, Howard J Aizenstein

Open access · greenAbstract read
In one paragraph

Article in International journal of geriatric psychiatry, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.6field-weighted citation impact, top 26% 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

4 citing papers in PubMed, 6 citations in OpenAlex.

  1. Article
  2. Disruption of Neural Homeostasis as a Model of Relapse and Recurrence in Late-Life Depression.The American journal of geriatric psychiatry : official journal of the American Association for Geriatric Psychiatry · 2019
    Review
  3. Article
  4. 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

8 authors at 4 institutions in 2 countries.

Stephen F SmagulaDepartment of Psychiatry, Western Psychiatric Institute and Clinic of University of Pittsburgh Medical Center, Pittsburgh, PA, USA.
Helmet T KarimDepartment of Bioengineering, University of Pittsburgh, Pittsburgh, PA, USA.
Eric J LenzeHealthy Mind Lab, Department of Psychiatry, Washington University School of Medicine, St Louis, MO, USA.
Meryl A ButtersDepartment of Psychiatry, Western Psychiatric Institute and Clinic of University of Pittsburgh Medical Center, Pittsburgh, PA, USA.
Gregory F WuDepartment of Neurology, Washington University School of Medicine, St Louis, MO, USA.
Benoit H MulsantCentre for Addiction and Mental Health, and Department of Psychiatry, University of Toronto, Toronto, Ontario, Canada.
Charles F ReynoldsDepartment of Psychiatry, Western Psychiatric Institute and Clinic of University of Pittsburgh Medical Center, Pittsburgh, PA, USA.
Howard J AizensteinDepartment of Psychiatry, Western Psychiatric Institute and Clinic of University of Pittsburgh Medical Center, Pittsburgh, PA, USA.
University of Pittsburgh Medical Center · USUniversity of Pittsburgh · USWashington University in St. Louis · USUniversity of Toronto · CA

Funding

UNIVERSITY OF PITTSBURGH CLINICAL AND TRANSLATIONAL SCIENCE INSTITUTE: BPCAUL1RR024153 · NCRR · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI REIS, STEVEN E · 2006 to 2011
$73.9M
University of Pittsburgh Clinical and Translational Science InstituteUL1TR000005 · NCATS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI REIS, STEVEN E · 2012 to 2015
$50.8M
VARIABILITY, STABILITY & SMOOTHNESS OF WALKINGP30AG024827 · NIA · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI JENNIFER S BRACH · 2004 to 2026
$28.6M
RESEARCH TRAINING COREP60MD000207 · NIMHD · UNIV OF MARYLAND, COLLEGE PARK · PI THOMAS, STEPHEN B. · 2002 to 2011
$10.8M
Viral Discovery in Rheumatoid ArthritisP30AR048335 · NIAMS · WASHINGTON UNIVERSITY · PI WEIHL, CONRAD C · 2001 to 2015
$8.9M
RESEARCH METHODS COREP30MH090333 · NIMH · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI REYNOLDS, CHARLES F · 2011 to 2015
$8.3M
Pharmacologic MRI Predictors of Treatment Response in Late-Life DepressionR01MH076079 · NIMH · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI AIZENSTEIN, HOWARD J, ANDREESCU, CARMEN · 2006 to 2022
$7.1M
CLINICAL RESEARCH TRAINING IN LATE-LIFE MOOD DISORDERST32MH019986 · NIMH · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI HOWARD J AIZENSTEIN, Carmen Andreescu · 1997 to 2026
$6.9M
1/3-Incomplete Response in Late-Life Depression: Getting to RemissionR01MH083660 · NIMH · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI REYNOLDS, CHARLES F. · 2009 to 2013
$2.7M
2/3-Incomplete Response in Late-Life Depression: Getting to RemissionR01MH083648 · NIMH · WASHINGTON UNIVERSITY · PI LENZE, ERIC J · 2009 to 2013
$2.0M
3/3-Incomplete Response in Late-Life Depression: Getting to RemissionR01MH083643 · NIMH · CENTRE FOR ADDICTION AND MENTAL HEALTH · PI MULSANT, BENOIT H · 2009 to 2013
$1.3M
NCATS NIH HHS UL1 TR000005NCRR NIH HHS UL1 RR024153NIAMS NIH HHS P30 AR048335NIA NIH HHS P30 AG024827NIMHD NIH HHS P60 MD000207NIMH NIH HHS P30 MH090333NIMH NIH HHS R01 MH076079NIMH NIH HHS R01 MH083643NIMH NIH HHS R01 MH083648NIMH NIH HHS R01 MH083660NIMH NIH HHS T32 MH019986
6 · The paper itself

Abstract

objectiveEotaxin is a chemokine that exerts negative effects on neurogenesis. We recently showed that peripheral eotaxin levels correlate with both lower gray matter volume and poorer executive performance in older adults with major depressive disorder. These findings suggest that the relationship between eotaxin and set-shifting may be accounted for by lower gray matter volume in specific regions. Prior studies have identified specific gray matter regions that correlate with set-shifting performance, but have not examined whether these specific gray matter regions mediate the cross-sectional association between eotaxin and set-shifting.

methodIn 27 older adults (mean age: 68 ± 5.2 years) with major depressive disorder, we performed a whole brain (voxel-wise) analysis testing whether/where gray matter density statistically mediates the cross-sectional association of eotaxin and set-shifting performance.

resultsWe found the association between eotaxin and set-shifting performance was fully statistically mediated by lower gray matter density in left middle cingulate, right pre-/post-central, lingual, inferior/superior frontal, cuneus, and middle temporal regions.

conclusionThe regions identified above may be both susceptible to a potential neurodegenerative effect of eotaxin, and critical to preserving set-shifting function. Longitudinal and intervention studies are needed to further evaluate whether targeting eotaxin levels will prevent neurodegeneration and executive impairment in older adults with depression. Copyright © 2016 John Wiley & Sons, Ltd.

Indexed as

AgedBiomarkersChemokine CCL11Cross-Sectional StudiesFemaleGray MatterHumansMagnetic Resonance ImagingMajor Depressive DisorderMaleMiddle AgedBiomarkersChemokine CCL11depressioneotaxinexecutive functiongeriatricgray matterimmunologymagnetic resonance imaging (MRI)set-shifting

Identifiers

PMID27645461
PMCPMC5846473
OpenAlexW2523488782

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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.