Evidence map›Paper›PMID 23914057›Full record

ArticleJournal of toxicologic pathology2013

Dopamine Release Suppression Dependent on an Increase of Intracellular Ca(2+) Contributed to Rotenone-induced Neurotoxicity in PC12 Cells.

Yan Sai, Junfeng Chen, Feng Ye, Yuanpeng Zhao, Zhongmin Zou, Jia Cao, Zhaojun Dong

Open access · bronzeAbstract read
In one paragraph

Article in Journal of toxicologic pathology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
0.7field-weighted citation impact, top 33% 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

11 citing papers in PubMed, 14 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

7 authors at 2 institutions in 1 country.

Yan SaiInstitute of Toxicology, Third Military Medical University, Chongqing 400038, China.
Junfeng Chen
Feng Ye
Yuanpeng Zhao
Zhongmin Zou
Jia Cao
Zhaojun Dong
Army Medical University · CNSoutheast University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Rotenone is an inhibitor of mitochondrial complex I that produces a model of Parkinson's disease (PD), in which neurons undergo dopamine release dysfunction and other features. In neurons, exocytosis is one of the processes associated with dopamine release and is dependent on Ca(2+) dynamic changes of the cell. In the present study, we have investigated the exocytosis of dopamine and the involvement of Ca(2+) in dopamine release in PC12 cells administrated with rotenone. Results demonstrated that rotenone led to an elevation of intracellular Ca(2+) through Ca(2+) influx by opening of the voltage-gated Ca(2+) channel and influenced the soluble N-ethylmaleimide attachment protein receptor (SNARE) proteins expression (including syntaxin, vesicle-associated membrane protein 2 (VAMP2) and synaptosome-associated protein 25 (SNAP-25)); pretreatment with a blocker of L-type voltage-activated Ca(2+) channels (nifedipine) decreased the intracellular dopamine levels and ROS formation, increased the cell viability and enhanced the neurite outgrowth and exocytosis of synaptic vesicles. These results indicated that the involvement of intracellular Ca(2+) was one of the factors resulting in suppression of dopamine release suppression in PC12 cells intoxicated with rotenone, which was associated with the rotenone-induced dopamine neurotoxicity.

Indexed as

Ca2+dopamine releaseneurotoxicityPC12 cellsrotenone

Identifiers

PMID23914057
PMCPMC3695337
OpenAlexW1972265635

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.