Evidence map›Paper›PMID 26575223›Full record

ArticleTranslational psychiatry2015

Chronic corticosterone-mediated dysregulation of microRNA network in prefrontal cortex of rats: relevance to depression pathophysiology.

Y Dwivedi, B Roy, G Lugli, H Rizavi, H Zhang, N R Smalheiser

Open access · goldAbstract read
In one paragraph

Article in Translational psychiatry, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 77 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
77citing papers in PubMed, 1 pooled it
5.2field-weighted citation impact, top 4% 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

77 citing papers in PubMed, 1 synthesis or guideline pooled it, 129 citations in OpenAlex.

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17 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

6 authors at 2 institutions in 1 country.

Y DwivediDepartment of Psychiatry and Behavioral Neurobiology, UAB Mood Disorder Program, University of Alabama at Birmingham, Birmingham, AL, USA.
B RoyDepartment of Psychiatry and Behavioral Neurobiology, UAB Mood Disorder Program, University of Alabama at Birmingham, Birmingham, AL, USA.
G LugliDepartment of Psychiatry, University of Illinois at Chicago, Chicago, IL, USA.
H RizaviDepartment of Psychiatry and Behavioral Neurobiology, UAB Mood Disorder Program, University of Alabama at Birmingham, Birmingham, AL, USA.
H ZhangDepartment of Psychiatry and Behavioral Neurobiology, UAB Mood Disorder Program, University of Alabama at Birmingham, Birmingham, AL, USA.
N R SmalheiserDepartment of Psychiatry, University of Illinois at Chicago, Chicago, IL, USA.
University of Alabama at Birmingham · USUniversity of Illinois Chicago · US

Funding

Plasma Exosomal MicroRNAs as Promising Novel Biomarkers for Suicidality and Treatment OutcomeR01MH107183 · NIMH · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI DWIVEDI, YOGESH, SHELTON, RICHARD CHARLES · 2015 to 2019
$3.5M
MicroRNA Mapping in Major DepressionR01MH100616 · NIMH · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI DWIVEDI, YOGESH · 2014 to 2019
$1.8M
Perturbed cell signaling network and suicide neurobiologyR01MH101890 · NIMH · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI DWIVEDI, YOGESH · 2013 to 2017
$1.6M
Calcium Sensing Proteins in DepressionR01MH082802 · NIMH · UNIVERSITY OF ILLINOIS AT CHICAGO · PI DWIVEDI, YOGESH · 2009 to 2013
$1.4M
Validating microRNA Analysis in Human Postmortem BrainR21MH081099 · NIMH · UNIVERSITY OF ILLINOIS AT CHICAGO · PI DWIVEDI, YOGESH · 2007 to 2008
$384k
NIMH NIH HHS 1R01MH101890NIMH NIH HHS 1R01MH107183-01NIMH NIH HHS R01 MH082802NIMH NIH HHS R01MH082802NIMH NIH HHS R01 MH100616NIMH NIH HHS R01MH100616NIMH NIH HHS R01 MH101890NIMH NIH HHS R01 MH107183NIMH NIH HHS R21 MH081099NIMH NIH HHS R21MH081099
6 · The paper itself

Abstract

Stress plays a major role in inducing depression, which may arise from interplay between complex cascades of molecular and cellular events that influence gene expression leading to altered connectivity and neural plasticity. In recent years, microRNAs (miRNAs) have carved their own niche owing to their innate ability to induce disease phenotype by regulating expression of a large number of genes in a cohesive and coordinated manner. In this study, we examined whether miRNAs and associated gene networks have a role in chronic corticosterone (CORT; 50 mg  kg(-1) × 21 days)-mediated depression in rats. Rats given chronic CORT showed key behavioral features that resembled depression phenotype. Expression analysis revealed differential regulation of 26 miRNAs (19 upregulated, 7 downregulated) in prefrontal cortex of CORT-treated rats. Interaction between altered miRNAs and target genes showed dense interconnected molecular network, in which multiple genes were predicated to be targeted by the same miRNA. A majority of altered miRNAs showed binding sites for glucocorticoid receptor element, suggesting that there may be a common regulatory mechanism of miRNA regulation by CORT. Functional clustering of predicated target genes yielded disorders such as developmental, inflammatory and psychological that could be relevant to depression. Prediction analysis of the two most prominently affected miRNAs miR-124 and miR-218 resulted into target genes that have been shown to be associated with depression and stress-related disorders. Altogether, our study suggests miRNA-mediated novel mechanism by which chronic CORT may be involved in depression pathophysiology.

Indexed as

AnimalsBehavior, AnimalCorticosteroneDepressive DisorderDisease Models, AnimalGene Regulatory NetworksMaleMicroRNAsPrefrontal CortexRatsRats, Sprague-DawleySignal TransductionCorticosteroneMicroRNAs

Identifiers

PMID26575223
PMCPMC5068767
OpenAlexW2417420144

What OpenQuestion holds

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Read underepoch 390

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.