Evidence map›Paper›PMID 29225346›Full record

ArticleTranslational psychiatry2017

Actin polymerization is reduced in the anterior cingulate cortex of elderly patients with schizophrenia.

Hriday P Bhambhvani, Toni M Mueller, Micah S Simmons, James H Meador-Woodruff

Open access · goldAbstract read
In one paragraph

Article in Translational psychiatry, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
0.7field-weighted citation impact, top 34% 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

18 citing papers in PubMed, 27 citations in OpenAlex.

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  11. Known and Unexplored Post-Translational Modification Pathways in Schizophrenia.Advances in experimental medicine and biology · 2022
    Article
  12. Article
  13. Review
  14. Article
  15. Downregulated AKT-mTOR signaling pathway proteins in dorsolateral prefrontal cortex in Schizophrenia.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2020
    Article
  16. Review
  17. Article
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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

4 authors at 1 institution in 1 country.

Hriday P BhambhvaniDepartment of Psychiatry and Behavioral Neurobiology, University of Alabama at Birmingham, 1719 6th Avenue South, CIRC 593A, Birmingham, AL, 35294, USA.
Toni M MuellerDepartment of Psychiatry and Behavioral Neurobiology, University of Alabama at Birmingham, 1719 6th Avenue South, CIRC 593A, Birmingham, AL, 35294, USA.
Micah S SimmonsDepartment of Psychiatry and Behavioral Neurobiology, University of Alabama at Birmingham, 1719 6th Avenue South, CIRC 593A, Birmingham, AL, 35294, USA. micahsimmons@uabmc.edu.
James H Meador-WoodruffDepartment of Psychiatry and Behavioral Neurobiology, University of Alabama at Birmingham, 1719 6th Avenue South, CIRC 593A, Birmingham, AL, 35294, USA.
University of Alabama at Birmingham · US

Funding

White Matter Abnormalities in SchizophreniaP50MH066392 · NIMH · MOUNT SINAI SCHOOL OF MEDICINE OF NYU · PI BUXBAUM, JOSEPH D. · 2002 to 2012
$18.6M
Subcellular Glutamate Receptor Defects in SchizophreniaR01MH053327 · NIMH · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI MEADOR-WOODRUFF, JAMES H · 1995 to 2015
$5.8M
Cortico-thalamic Glutamate/GABA mRNA in schizophreniaR01MH064673 · NIMH · MOUNT SINAI SCHOOL OF MEDICINE OF NYU · PI HAROUTUNIAN, VAHRAM · 2003 to 2012
$3.4M
NIMH NIH HHS P50 MH066392NIMH NIH HHS R01 MH053327NIMH NIH HHS R01 MH064673
6 · The paper itself

Abstract

Recent reports suggest abnormalities in the regulation of actin cytoskeletal dynamics in schizophrenia, despite consistent evidence for normal actin expression. We hypothesized that this may be explained by changes in the polymerization state of actin, rather than in total actin expression. To test this, we prepared filamentous actin (F-actin, polymeric) and globular actin (G-actin, monomeric) fractions from postmortem anterior cingulate cortex from 16 patients with schizophrenia and 14 comparison subjects. Additionally, binding of fluorescently-labeled phalloidin, a selectively F-actin-binding peptide, was measured in unfractionated samples from the same subjects. Western blot analysis of fractions revealed decreased F-actin, increased G-actin, and decreased ratios of F-actin/total actin and F-actin/G-actin in schizophrenia. Decreased phalloidin binding to F-actin in parallel experiments in the same subjects independently supports these findings. These results suggest a novel aspect of schizophrenia pathophysiology and are consistent with previous evidence of reduced dendritic spine density and altered synaptic plasticity in schizophrenia, both of which have been linked to cytoskeletal abnormalities.

Indexed as

PolymerizationActinsAgedAged, 80 and overAnimalsFemaleGyrus CinguliHumansMaleRats, Sprague-DawleySchizophreniaActins

Identifiers

PMID29225346
PMCPMC5802511
OpenAlexW2771307771

What OpenQuestion holds

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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.