Evidence map›Paper›PMID 29105300›Full record

ArticleCNS neuroscience & therapeutics2018

Inhibition of transient potential receptor vanilloid type 1 suppresses seizure susceptibility in the genetically epilepsy-prone rat.

Sue J Cho, Michelle A Vaca, Clive J Miranda, Prosper N'Gouemo

Open access · bronzeAbstract read
In one paragraph

Article in CNS neuroscience & therapeutics, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
1.5field-weighted citation impact, top 20% 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

19 citing papers in PubMed, 34 citations in OpenAlex.

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  13. Insights into Potential Targets for Therapeutic Intervention in Epilepsy.International journal of molecular sciences · 2020
    Review
  14. Review
  15. Article
  16. Review
  17. Activation of TRPV1 Contributes to Recurrent Febrile SeizuresFrontiers in cellular neuroscience · 2019
    Article
  18. Review
  19. Article
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

4 authors at 1 institution in 1 country.

Sue J ChoDepartment of Pediatrics, Georgetown University Medical Center, Washington, DC, USA.
Michelle A VacaDepartment of Pediatrics, Georgetown University Medical Center, Washington, DC, USA.
Clive J MirandaDepartment of Pediatrics, Georgetown University Medical Center, Washington, DC, USA.
Prosper N'GouemoDepartment of Pediatrics, Georgetown University Medical Center, Washington, DC, USA.ORCID http://orcid.org/0000-0002-7829-7292
Georgetown University · US

Funding

Mechanisms of Alcohol Withdrawal Seizures: Role of L-type Ca2+ ChannelsR01AA020073 · NIAAA · GEORGETOWN UNIVERSITY · PI N'GOUEMO, PROSPER · 2011 to 2015
$1.7M
NIAAA NIH HHS R01 AA020073
6 · The paper itself

Abstract

aimsIntracellular calcium plays an important role in neuronal hyperexcitability that leads to seizures. One calcium influx route of interest is the transient receptor potential vanilloid type 1 (TRPV1) channel. Here, we evaluated the effects of capsazepine (CPZ), a potent blocker of TRPV1 channels on acoustically evoked seizures (audiogenic seizures, AGS) in the genetically epilepsy-prone rat (GEPR-3), a model of inherited epilepsy.

methodsMale and female GEPR-3s were used. For the acute CPZ treatment study, GEPR-3s were tested for AGS susceptibility before and after treatment with various doses of CPZ (0, 1, 3, and 10 mg/kg; ip). For semichronic CPZ treatment study, GEPR-3s were tested for AGS susceptibility before and after 5-day CPZ treatment at the dose of 1 mg/kg (ip). The prevalence, latency, and severity of AGS were recorded and analyzed.

resultsWe found that acute CPZ pretreatment reduced the seizure severity in male GEPR-3s; the effect was dose-dependent. In female GEPR-3s, however, CPZ treatment completely suppressed the seizure susceptibility. Furthermore, semichronic CPZ treatment suppressed seizure susceptibility in female GEPR-3s, but only reduced the seizure severity in male GEPR-3s.

conclusionsThese findings suggest that the TRPV1 channel is a promising molecular target for seizure suppression, with female GEPR-3s exhibiting higher sensitivity than male GEPR-3s.

Indexed as

Acoustic StimulationAnalysis of VarianceAnimalsAnticonvulsantsBenzoatesBody TemperatureDisease Models, AnimalDose-Response Relationship, DrugEpilepsyFemaleKindling, NeurologicMaleOxazolesRatsRats, Mutant StrainsSex FactorsAnticonvulsantsBenzoatescapsazocaineOxazolesTrpv1 protein, ratTRPV Cation Channelsaudiogenic seizurescapsazepinegeneralized tonic-clonic seizureswild running seizures

Identifiers

PMID29105300
PMCPMC5730470
OpenAlexW2766415217

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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.