Evidence map›Paper›PMID 27209372›Full record

ArticleJournal of biomedical science2016

Resveratrol attenuates cortical neuron activity: roles of large conductance calcium-activated potassium channels and voltage-gated sodium channels.

Ya-Jean Wang, Ming-Huan Chan, Linyi Chen, Sheng-Nan Wu, Hwei-Hisen Chen

Open access · diamondAbstract read
In one paragraph

Article in Journal of biomedical science, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.8field-weighted citation impact, top 17% 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

16 citing papers in PubMed, 25 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

5 authors at 4 institutions in 1 country.

Ya-Jean WangCenter for Neuropsychiatric Research, National Health Research Institutes, 35, Keyan Road, Zhunan, Miaoli County, 35053, Taiwan.
Ming-Huan ChanInstitute of Neuroscience, National Chengchi University, 64, Sec.2, ZhiNan Road, Wenshan District, Taipei City, 11605, Taiwan.
Linyi ChenInstitute of Molecular Medicine, National Tsing Hua University, 101, Section 2, Kuang-Fu Road, Hsinchu, 30013, Taiwan.
Sheng-Nan WuDepartment of Physiology, National Cheng Kung University Medical College, 1 University Road, Tainan City, 70101, Taiwan. snwu@mail.ncku.edu.tw.
Hwei-Hisen ChenCenter for Neuropsychiatric Research, National Health Research Institutes, 35, Keyan Road, Zhunan, Miaoli County, 35053, Taiwan. hwei@nhri.org.tw.
National Chengchi University · TWNational Cheng Kung University · TWNational Health Research Institutes · TWNational Tsing Hua University · TW

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundResveratrol, a phytoalexin found in grapes and red wine, exhibits diverse pharmacological activities. However, relatively little is known about whether resveratrol modulates the ion channels in cortical neurons. The large-conductance calcium-activated potassium channels (BKCa) and voltage-gated sodium channels were expressed in cortical neurons and play important roles in regulation of neuronal excitability. The present study aimed to determine the effects of resveratrol on BKCa currents and voltage-gated sodium currents in cortical neurons.

resultsResveratrol concentration-dependently increased the current amplitude and the opening activity of BKCa channels, but suppressed the amplitude of voltage-gated sodium currents. Similar to the BKCa channel opener NS1619, resveratrol decreased the firing rate of action potentials. In addition, the enhancing effects of BKCa channel blockers tetraethylammonium (TEA) and paxilline on action potential firing were sensitive to resveratrol. Our results indicated that the attenuation of action potential firing rate by resveratrol might be mediated through opening the BKCa channels and closing the voltage-gated sodium channels.

conclusionsAs BKCa channels and sodium channels are critical molecular determinants for seizure generation, our findings suggest that regulation of these two channels in cortical neurons probably makes a considerable contribution to the antiseizure activity of resveratrol.

Indexed as

Action PotentialsAnimalsBenzimidazolesCell LineCerebral CortexLarge-Conductance Calcium-Activated Potassium ChannelsRatsRats, Sprague-DawleyResveratrolStilbenesVoltage-Gated Sodium ChannelsBenzimidazolesLarge-Conductance Calcium-Activated Potassium ChannelsNS 1619ResveratrolStilbenesVoltage-Gated Sodium ChannelsAction potentialBKCa channelFiring rateResveratrolSodium channel

Identifiers

PMID27209372
PMCPMC4875746
OpenAlexW2397125877

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.