Evidence map›Paper›PMID 28453574›Full record

ArticlePloS one2017

Social defeat stress causes depression-like behavior with metabolite changes in the prefrontal cortex of rats.

Yi-Yun Liu, Xin-Yu Zhou, Li-Ning Yang, Hai-Yang Wang, Yu-Qing Zhang, Jun-Cai Pu, Lan-Xiang Liu, Si-Wen Gui, Li Zeng, Jian-Jun Chen and 2 more

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
2.7field-weighted citation impact, top 10% 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

32 citing papers in PubMed, 70 citations in OpenAlex.

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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

12 authors at 2 institutions in 1 country.

Yi-Yun LiuDepartment of Neurology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Xin-Yu ZhouDepartment of Neurology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Li-Ning YangDepartment of Neurology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Hai-Yang WangChongqing Key Laboratory of Neurobiology, Chongqing Medical University, Chongqing, China.
Yu-Qing ZhangDepartment of Neurology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Jun-Cai PuDepartment of Neurology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Lan-Xiang LiuDepartment of Neurology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Si-Wen GuiChongqing Key Laboratory of Neurobiology, Chongqing Medical University, Chongqing, China.
Li ZengDepartment of Neurology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Jian-Jun ChenChongqing Key Laboratory of Neurobiology, Chongqing Medical University, Chongqing, China.
Chan-Juan ZhouDepartment of Neurology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Peng XieDepartment of Neurology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Chongqing Medical University · CNFirst Affiliated Hospital of Chongqing Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Major depressive disorder is a serious mental disorder with high morbidity and mortality. The role of social stress in the development of depression remains unclear. Here, we used the social defeat stress paradigm to induce depression-like behavior in rats, then evaluated the behavior of the rats and measured metabolic changes in the prefrontal cortex using gas chromatography-mass spectrometry. Within the first week after the social defeat procedure, the sucrose preference test (SPT), open field test (OFT), elevated plus maze (EPM) and forced swim test (FST) were conducted to examine the depressive-like and anxiety-like behaviors. For our metabolite analysis, multivariate statistics were applied to observe the distribution of all samples and to differentiate the socially defeated group from the control group. Ingenuity pathway analysis was used to find the potential relationships among the differential metabolites. In the OFT and EPM, there were no significant differences between the two experimental groups. In the SPT and FST, socially defeated rats showed less sucrose intake and longer immobility time compared with control rats. Metabolic profiling identified 25 significant variables with good predictability. Ingenuity pathways analysis revealed that "Hereditary Disorder, Neurological Disease, Lipid Metabolism" was the most significantly altered network. Stress-induced alterations of low molecular weight metabolites were observed in the prefrontal cortex of rats. Particularly, lipid metabolism, amino acid metabolism, and energy metabolism were significantly perturbed. The results of this study suggest that repeated social defeat can lead to metabolic changes and depression-like behavior in rats.

Indexed as

Dominance-SubordinationAnhedoniaAnimalsDepressive DisorderDietary SucroseDisease Models, AnimalExploratory BehaviorGas Chromatography-Mass SpectrometryMaleMetabolomeMotor ActivityMultivariate AnalysisPrefrontal CortexPsychological TestsRats, Long-EvansRats, Sprague-DawleyDietary Sucrose

Identifiers

PMID28453574
PMCPMC5409051
OpenAlexW2609882844

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LicenceCC BY
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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.