Evidence map›Paper›PMID 25611431›Full record

ArticleCNS neuroscience & therapeutics2015

Surgical stress induces brain-derived neurotrophic factor reduction and postoperative cognitive dysfunction via glucocorticoid receptor phosphorylation in aged mice.

Xiao-Sheng Tian, Ya-Wei Tong, Zheng-Qian Li, Lun-Xu Li, Tao Zhang, Tian-Yun Ren, Ting Zhou, He-Cheng Wang, Rui Zhan, Yang Sun and 7 more

Open access · bronzeAbstract read
In one paragraph

Article in CNS neuroscience & therapeutics, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
2.8field-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

23 citing papers in PubMed, 44 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

17 authors at 2 institutions in 2 countries.

Xiao-Sheng TianNeuroscience Research Institute & Department of Neurobiology; Health Science Center, Peking University, Beijing, China; Department of Anesthesiology, Peking University Third Hospital, Beijing, China.
Ya-Wei Tong
Zheng-Qian Li
Lun-Xu Li
Tao Zhang
Tian-Yun Ren
Ting Zhou
He-Cheng Wang
Rui Zhan
Yang Sun
Zhao Yan
Qiu-Dian Wang
Dong-Sheng Fan
Fan-Jun Kong
Xiang-Yang Guo
Wei-Zhong Xiao
De-Hua Chui
Peking University · CNNational Research Center for Rehabilitation Technical Aids · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aimsThis study explored whether surgical stress-induced glucocorticoid receptor (GR) phosphorylation is related to postoperative cognitive dysfunction (POCD) in aged individuals. Inhibition of GR activation could be an effective treatment for POCD.

methodsA laparotomy was given to C57/BL6 mice in POCD group both 20 and 6 months old. Animals in control group were treated in identical manners except for laparotomy. Cognitive function was evaluated by Morris water maze and elevated plus maze. Western blot and Elisa assay were used to detect related molecules. Mifepristone and roscovitine were treated as inhibitions of GR phosphorylation.

resultsThe cognitive function was impaired, and brain-derived neurotrophic factor (BDNF) was found reduced in aged POCD group. GR translocation into nucleus and elevated GR phosphorylation were found in prefrontal cortex of aged POCD mice. Cyclin-dependent Kinase 5 (CDK5), kinase for GR phosphorylation also elevated in aged POCD mice. With GR antagonist and CDK5 inhibitor, reduction of BDNF and cognitive dysfunction in aged mice were both rescued.

conclusionThese results presented a mechanism that surgical stress-induced GR phosphorylation contributes to POCD in aged individuals. Inhibition of GR activation and phosphorylation might be a potential treatment target of POCD.

Indexed as

Active Transport, Cell NucleusAgingAnimalsBrain-Derived Neurotrophic FactorCognition DisordersCyclin-Dependent Kinase 5Disease Models, AnimalLaparotomyMaleMaze LearningMice, Inbred C57BLPhosphorylationPostoperative ComplicationsPrefrontal CortexReceptors, GlucocorticoidStress, PhysiologicalBrain-Derived Neurotrophic FactorCdk5 protein, mouseCyclin-Dependent Kinase 5Receptors, GlucocorticoidAgingBrain-derived neurotrophic factor (BDNF)GR phosphorylationPostoperative cognitive dysfunction (POCD)Surgical stress

Identifiers

PMID25611431
PMCPMC6495659
OpenAlexW2073387372

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.