Evidence map›Paper›PMID 32827213›Full record

ArticleThe international journal of neuropsychopharmacology2020

LIMK1/2 in the mPFC Plays a Role in Chronic Stress-Induced Depressive-Like Effects in Mice.

Ting-Ting Gao, Yuan Wang, Ling Liu, Jin-Liang Wang, Ying-Jie Wang, Wei Guan, Ting-Ting Chen, Jie Zhao, Bo Jiang

Open access · goldAbstract read
In one paragraph

Article in The international journal of neuropsychopharmacology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
1.7field-weighted citation impact, top 16% 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

8 citing papers in PubMed, 18 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

9 authors at 3 institutions in 1 country.

Ting-Ting GaoDepartment of Pharmacology, School of Pharmacy, Nantong University, Nantong, Jiangsu, China.
Yuan WangDepartment of Pharmacology, School of Pharmacy, Nantong University, Nantong, Jiangsu, China.
Ling LiuDepartment of Pharmacology, School of Pharmacy, Nantong University, Nantong, Jiangsu, China.
Jin-Liang WangDepartment of Pharmacology, School of Pharmacy, Nantong University, Nantong, Jiangsu, China.
Ying-Jie WangDepartment of Pharmacology, School of Pharmacy, Nantong University, Nantong, Jiangsu, China.
Wei GuanDepartment of Pharmacology, School of Pharmacy, Nantong University, Nantong, Jiangsu, China.
Ting-Ting ChenDepartment of Pharmacology, School of Pharmacy, Nantong University, Nantong, Jiangsu, China.
Jie ZhaoDepartment of Pharmacy, The Sixth People's Hospital of Nantong, Nantong, Jiangsu, China.
Bo JiangDepartment of Pharmacology, School of Pharmacy, Nantong University, Nantong, Jiangsu, China.
Jiangsu Provincial Center for Disease Control and Prevention · CNNantong University · CNSecond People's Hospital of NanTong · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundDepression is one of the most common forms of mental illness and also a leading cause of disability worldwide. Developing novel antidepressant targets beyond the monoaminergic systems is now popular and necessary. LIM kinases, including LIM domain kinase 1 and 2 (LIMK1/2), play a key role in actin and microtubule dynamics through phosphorylating cofilin. Since depression is associated with atrophy of neurons and reduced connectivity, here we speculate that LIMK1/2 may play a role in the pathogenesis of depression.

methodsIn this study, the chronic unpredictable mild stress (CUMS), chronic restraint stress (CRS), and chronic social defeat stress (CSDS) models of depression, various behavioral tests, stereotactic injection, western blotting, and immunofluorescence methods were adopted.

resultsCUMS, CRS, and CSDS all significantly enhanced the phosphorylation levels of LIMK1 and LIMK2 in the medial prefrontal cortex (mPFC) but not the hippocampus of mice. Administration of fluoxetine, the most commonly used selective serotonin reuptake inhibitor in clinical practice, fully reversed the effects of CUMS, CRS, and CSDS on LIMK1 and LIMK2 in the mPFC. Moreover, pharmacological inhibition of LIMK1 and LIMK2 in the mPFC by LIMKi 3 infusions notably prevented the pro-depressant effects of CUMS, CRS, and CSDS in mice.

conclusionsIn summary, these results suggest that LIMK1/2 in the mPFC has a role in chronic stress-induced depressive-like effects in mice and could be a novel pharmacological target for developing antidepressants.

Indexed as

AnimalsBehavior, AnimalChronic DiseaseDepressionDisease Models, AnimalFluoxetineLim KinasesMaleMiceMice, Inbred C57BLPrefrontal CortexProtein Kinase InhibitorsPyrazolesRestraint, PhysicalSelective Serotonin Reuptake InhibitorsSocial DefeatFluoxetineLimk1 protein, mouseLimk2 protein, mouseLIMKi3Lim KinasesProtein Kinase InhibitorsPyrazolesSelective Serotonin Reuptake InhibitorsThiazoleschronic restraint stresschronic social defeat stresschronic unpredictable mild stresscofilindepressionfluoxetineLIMK1/2medial prefrontal cortex

Identifiers

PMID32827213
PMCPMC7770523
OpenAlexW3081261041

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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.