Evidence map›Paper›PMID 25889773›Full record

ArticleLipids in health and disease2015

Reduced cholesterol is associated with the depressive-like behavior in rats through modulation of the brain 5-HT1A receptor.

Shuqin Sun, Shuo Yang, Yongjun Mao, Xiujuan Jia, Zheng Zhang

Open access · goldAbstract read
In one paragraph

Article in Lipids in health and disease, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 1 pooled it
1.7field-weighted citation impact, top 18% 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

19 citing papers in PubMed, 1 synthesis or guideline pooled it, 47 citations in OpenAlex.

  1. Pooled it
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  4. [Role of dysregulation brain lipid metabolism in depression].Zhong nan da xue xue bao. Yi xue ban = Journal of Central South University. Medical sciences · 2025
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  17. The Role of Lipid Biomarkers in Major Depression.Healthcare (Basel, Switzerland) · 2017
    Review
  18. Article
  19. 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

5 authors at 1 institution in 1 country.

Shuqin SunDepartment of Geriatric Medicine, The Affiliated Hospital of Qingdao University, 16, Jiangsu Road, Qingdao, Shandong Province, 266000, China. sunsq_ahqu@163.com.
Shuo YangDepartment of the Intensive Care Unit, The Affiliated Hospital of Qingdao University, 16, Jiangsu Road, Qingdao, Shandong Province, 266000, China. yangs_ahqu@163.com.
Yongjun MaoDepartment of Geriatric Medicine, The Affiliated Hospital of Qingdao University, 16, Jiangsu Road, Qingdao, Shandong Province, 266000, China. maoyj_ahqu@163.com.
Xiujuan JiaDepartment of Geriatric Medicine, The Affiliated Hospital of Qingdao University, 16, Jiangsu Road, Qingdao, Shandong Province, 266000, China. jiaxj_ahqu@163.com.
Zheng ZhangDepartment of Geriatric Medicine, The Affiliated Hospital of Qingdao University, 16, Jiangsu Road, Qingdao, Shandong Province, 266000, China. drzhangz_ahqu@163.com.
Qingdao University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundLow serum cholesterol levels are related to an increased risk of depression and its serious consequences. However, the effect of central cholesterol on depressive disorder and its potential regulatory mechanism is poorly understood. Therefore, brain cholesterol in patients with depression may not only decrease the risk for developing this disease but also increase the beneficial effects of treatment for depression.

methodsIn current study, rats were exposed to chronic mild stress (CMS) for consecutive 28 days, and the depressive-like behavior was tested by sucrose preference test, immobility in the forced swim test, locomotor activity in the open field test, decreased bodyweight and food intake. Additionally, the total cholesterol levels in the medial prefrontal cortex (mPFC) and the hippocampus of rats were measured by gas chromatograph mass spectrometer. Finally, 5-HT1A receptor antagonist WAY100635 was used to determine the potential role of serotonin system in the interaction between central cholesterol and depression.

resultsCMS significantly reduced total cholesterol levels in the mPFC but not in the hippocampus and resulted in depressive-like behavior. Chronic supplementation of cholesterol by food reversed the depressive-like behavior induced by CMS. Furthermore, pre-injection of 5-HT1A receptor antagonist WAY100635 into the mPFC blocked the treatment effects of cholesterol on the reversal of behavioral response.

conclusionThis finding suggested that cholesterol in the mPFC may have an impact on the sensitivity of the 5-HT1A receptor in the development and treatment of depression. The treatment benefits of cholesterol could be through modulation of the brain 5-HT1A receptor.

Indexed as

AnimalsCholesterolDepressionDisease Models, AnimalGas Chromatography-Mass SpectrometryHippocampusMalePiperazinesPrefrontal CortexPyridinesRatsRats, Sprague-DawleyReceptor, Serotonin, 5-HT1ASerotonin 5-HT1 Receptor AntagonistsStress, PsychologicalCholesterolN-(2-(4-(2-methoxyphenyl)-1-piperazinyl)ethyl)-N-(2-pyridinyl)cyclohexanecarboxamidePiperazinesPyridinesReceptor, Serotonin, 5-HT1ASerotonin 5-HT1 Receptor Antagonists

Identifiers

PMID25889773
PMCPMC4377184
OpenAlexW2016084361

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.