Evidence map›Paper›PMID 24977124›Full record

ArticleJournal of epilepsy research2014

Effect of Androsterone after Pilocarpine-induced Status Epilepticus in Mice.

Inja Cho, Yang-Je Cho, Hyun-Woo Kim, Kyung Heo, Byung-In Lee, Won-Joo Kim

Open access · diamondAbstract read
In one paragraph

Article in Journal of epilepsy research, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.1field-weighted citation impact, top 53% 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

4 citing papers in PubMed, 7 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

6 authors at 1 institution in 1 country.

Inja ChoDepartment of Neurology and Epilepsy Research Institute, Yonsei University College of Medicine, Seoul, Korea ; Brain Korea 21 Plus Project for Medical Science, Yonsei University, Seoul, Korea.
Yang-Je ChoDepartment of Neurology and Epilepsy Research Institute, Yonsei University College of Medicine, Seoul, Korea.
Hyun-Woo KimDepartment of Neurology and Epilepsy Research Institute, Yonsei University College of Medicine, Seoul, Korea.
Kyung HeoDepartment of Neurology and Epilepsy Research Institute, Yonsei University College of Medicine, Seoul, Korea.
Byung-In LeeDepartment of Neurology and Epilepsy Research Institute, Yonsei University College of Medicine, Seoul, Korea ; Brain Korea 21 Plus Project for Medical Science, Yonsei University, Seoul, Korea.
Won-Joo KimDepartment of Neurology and Epilepsy Research Institute, Yonsei University College of Medicine, Seoul, Korea.
Yonsei University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

background and purposeNeurosteroids exert their antiepileptic effects via GABAA and NMDA receptors. Another cell death mechanism is excessive Ca(2+) influx into cells. Calbindin-D28k (CB) is a protein that modulates intracellular Ca(2+) in the nervous system. We evaluated whether androsterone up-regulates the expression of CB and has a neuroprotective effect by controlling Ca(2+) after pilocarpine-induced status epilepticus (SE) in mice.

methodsSE was induced in ICR mice by injection of pilocarpine. Two hours after SE, mice were treated intraperitoneally (i.p.) with androsterone (100-200 mg/kg) or vehicle, and compared with other control groups. Two days after injection, immunohistochemical staining for CB was performed using a hippocampal slice from each mice group. We also used cresyl violet staining to compare changes in hippocampal structures.

resultsTwo days after pilocarpine-induced SE, androsterone increased the expression of CB in the hippocampus compared with control SE mice. The number of CB-positive cells was 1±0.4 cells/mm(3) in pilocarpine-only group, 14±1.1 cells/mm(3) in pilocarpine plus androsterone 100 mg group and 29±2.5 cells/mm(3) in pilocarpine plus androsterone 200 mg group (p<0.001).

conclusionsThese results suggest that the neuroprotective effect of androsterone after pilocarpine- induced SE may be mediated by an increased expression of CB.

Indexed as

AndrosteroneCalbindin-D28kHippocampusNeurosteroidSeizure

Identifiers

PMID24977124
PMCPMC4066622
OpenAlexW2130502401

What OpenQuestion holds

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LicenceCC BY-NC
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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.