Evidence map›Paper›PMID 22132228›Full record

ArticlePloS one2011

Chronic stress induces sex-specific alterations in methylation and expression of corticotropin-releasing factor gene in the rat.

Linda Sterrenburg, Balázs Gaszner, Jeroen Boerrigter, Lennart Santbergen, Mattia Bramini, Evan Elliott, Alon Chen, Bernard W M M Peeters, Eric W Roubos, Tamás Kozicz

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 76 papers.

0numbers the graph read from it
0cells of the map it votes in
76citing papers in PubMed
3.9field-weighted citation impact, top 5% 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

76 citing papers in PubMed, 146 citations in OpenAlex.

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16 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

10 authors at 4 institutions in 3 countries.

Linda SterrenburgDepartment of Cellular Animal Physiology, Donders Institute for Brain, Cognition and Behaviour, Centre for Neuroscience, Radboud University Nijmegen, Nijmegen, The Netherlands.
Balázs Gaszner
Jeroen Boerrigter
Lennart Santbergen
Mattia Bramini
Evan Elliott
Alon Chen
Bernard W M M Peeters
Eric W Roubos
Tamás Kozicz
Radboud University Nijmegen · NLBar-Ilan University · ILUniversity of Pecs · HUWeizmann Institute of Science · IL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAlthough the higher prevalence of depression in women than in men is well known, the neuronal basis of this sex difference is largely elusive.

methodsMale and female rats were exposed to chronic variable mild stress (CVMS) after which immediate early gene products, corticotropin-releasing factor (CRF) mRNA and peptide, various epigenetic-associated enzymes and DNA methylation of the Crf gene were determined in the hypothalamic paraventricular nucleus (PVN), oval (BSTov) and fusiform (BSTfu) parts of the bed nucleus of the stria terminalis, and central amygdala (CeA).

resultsCVMS induced site-specific changes in Crf gene methylation in all brain centers studied in female rats and in the male BST and CeA, whereas the histone acetyltransferase, CREB-binding protein was increased in the female BST and the histone-deacetylase-5 decreased in the male CeA. These changes were accompanied by an increased amount of c-Fos in the PVN, BSTfu and CeA in males, and of FosB in the PVN of both sexes and in the male BSTov and BSTfu. In the PVN, CVMS increased CRF mRNA in males and CRF peptide decreased in females.

conclusionsThe data confirm our hypothesis that chronic stress affects gene expression and CRF transcriptional, translational and secretory activities in the PVN, BSTov, BSTfu and CeA, in a brain center-specific and sex-specific manner. Brain region-specific and sex-specific changes in epigenetic activity and neuronal activation may play, too, an important role in the sex specificity of the stress response and the susceptibility to depression.

Indexed as

Gene Expression RegulationSex CharacteristicsAnimalsBody WeightChronic DiseaseCorticosteroneCorticotropin-Releasing HormoneDNA MethylationEpigenesis, GeneticFemaleImmunohistochemistryIn Situ HybridizationMaleModels, BiologicalParaventricular Hypothalamic NucleusRatsCorticosteroneCorticotropin-Releasing Hormone

Identifiers

PMID22132228
PMCPMC3223222
OpenAlexW2159916106

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LicenceCC BY
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.