Evidence map›Paper›PMID 21656091›Full record

ArticleJournal of anesthesia2011

Effects of sevoflurane on voltage-gated sodium channel Na(v)1.8, Na(v)1.7, and Na(v)1.4 expressed in Xenopus oocytes.

Toru Yokoyama, Kouichiro Minami, Yuka Sudo, Takafumi Horishita, Junichi Ogata, Toshihiko Yanagita, Yasuhito Uezono

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Article in Journal of anesthesia, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

9 citing papers in PubMed.

  1. A randomised, double-blind, placebo-controlled study to determine the analgesic efficacy, safety and tolerability of VPX638 administered topically to painful wounds.Wound repair and regeneration : official publication of the Wound Healing Society [and] the European Tissue Repair Society
    Trial
  2. Review
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  8. Modulation of a voltage-gated Na+ channel by sevoflurane involves multiple sites and distinct mechanisms.Proceedings of the National Academy of Sciences of the United States of America · 2014
    Article
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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.

Toru YokoyamaDepartment of Anesthesiology and Critical Care Medicine, Jichi Medical University, Tochigi 329-0483, Japan.
Kouichiro Minami
Yuka Sudo
Takafumi Horishita
Junichi Ogata
Toshihiko Yanagita
Yasuhito Uezono

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Sevoflurane is widely used as a volatile anesthetic in clinical practice. However, its mechanism is still unclear. Recently, it has been reported that voltage-gated sodium channels have important roles in anesthetic mechanisms. Much attention has been paid to the effects of sevoflurane on voltage-dependent sodium channels. To elucidate this, we examined the effects of sevoflurane on Na(v) 1.8, Na(v) 1.4, and Na(v) 1.7 expressed in Xenopus oocytes. The effects of sevoflurane on Na(v) 1.8, Na(v) 1.4, and Na(v) 1.7 sodium channels were studied by an electrophysiology method using whole-cell, two-electrode voltage-clamp techniques in Xenopus oocytes. Sevoflurane at 1.0 mM inhibited the voltage-gated sodium channels Na(v)1.8, Na(v)1.4, and Na(v)1.7, but sevoflurane (0.5 mM) had little effect. This inhibitory effect of 1 mM sevoflurane was completely abolished by pretreatment with protein kinase C (PKC) inhibitor, bisindolylmaleimide I. Sevoflurane appears to have inhibitory effects on Na(v)1.8, Na(v)1.4, and Na(v) 1.7 by PKC pathways. However, these sodium channels might not be related to the clinical anesthetic effects of sevoflurane.

Indexed as

AnimalsElectrophysiologyFemaleIndolesIon Channel GatingMaleimidesMethyl EthersOocytesPatch-Clamp TechniquesProtein Kinase CSevofluraneSodium ChannelsXenopusbisindolylmaleimide IIndolesMaleimidesMethyl EthersProtein Kinase CSevofluraneSodium Channels

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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.