Evidence map›Paper›PMID 26464625›Full record

ArticleInternational journal of clinical and experimental pathology2015

Upregulation of cell surface estrogen receptor alpha is associated with the mitogen-activated protein kinase/extracellular signal-regulated kinase activity and promotes autophagy maturation.

Xue-Zhong Li, Chen-Yan Sui, Qiang Chen, Xiao-Peng Chen, Hong Zhang, Xiao-Ping Zhou

Abstract read
In one paragraph

Article in International journal of clinical and experimental pathology, 2015. 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
–field-weighted citation impact
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.

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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

6 authors.

Xue-Zhong LiDepartment of Neurology, Jiangsu University Affiliated People's Hospital Jiangsu, China.
Chen-Yan SuiDepartment of Neurology, Jiangsu University Affiliated People's Hospital Jiangsu, China.
Qiang ChenDepartment of Neurology, Jiangsu University Affiliated People's Hospital Jiangsu, China.
Xiao-Peng ChenDepartment of Neurology, Jiangsu University Affiliated People's Hospital Jiangsu, China.
Hong ZhangDepartment of Neurology, Jiangsu University Affiliated People's Hospital Jiangsu, China.
Xiao-Ping ZhouDepartment of Neurology, Jiangsu University Affiliated People's Hospital Jiangsu, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Recently, accumulating evidence has implicated the dysregulation of autophagy as underlying the pathophysiology of several neurodegenerative diseases. The human neuronal cell line SH-SY5Y was exposed to 1-Methyl-4-phenylpyridinium (MPP(+)). The mechanism is that the sustained activation of the MAPK/ERK pathway by MPP(+) alters autophagy selectively at the maturation step, significant increasing in autophagy formation and delaying in autophagy degradation in SHSY5Y cells. In this study, we provided evidences that estrogen was capable of promoting SHSY5Y cells survival in MPP(+)-treated group. In particular, the up-regulation of mERα, but not mERβ, was associated with a rapid and transient activation of ERK phosphorylation compatible with promoting autophagy maturation. The up-regulation of mERα changed the sustained activation of ERK phosphorylation in MPP(+)-treated group into a temporary activation. Taken together, these findings strongly support that the expression of mERα promotes the maturation of autophagosomes into functional autolysosomes by regulating ERK, determining SHSY5Y cells survival.

Indexed as

1-Methyl-4-phenylpyridiniumAnimalsAutophagyBlotting, WesternCell LineDisease Models, AnimalEstrogen Receptor alphaExtracellular Signal-Regulated MAP KinasesFluorescent Antibody TechniqueMAP Kinase Signaling SystemMembrane ProteinsMiceMicroscopy, Electron, TransmissionNeuronsParkinson DiseaseUp-Regulation1-Methyl-4-phenylpyridiniumEstrogen Receptor alphaExtracellular Signal-Regulated MAP KinasesMembrane Proteinsautophagy maturationERKSurface estrogen receptor alpha

Identifiers

PMID26464625
PMCPMC4583857

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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.