Evidence map›Paper›PMID 19294647›Full record

ArticleHippocampus2010

Structural plasticity of dentate granule cell mossy fibers during the development of limbic epilepsy.

Steve C Danzer, Xiaoping He, Andreas W Loepke, James O McNamara

Abstract read
In one paragraph

Article in Hippocampus, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed
1.8field-weighted citation impact, top 16% 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

44 citing papers in PubMed, 61 citations in OpenAlex.

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  19. Short-Term Depression of Sprouted Mossy Fiber Synapses from Adult-Born Granule Cells.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2017
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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

4 authors at 3 institutions in 1 country.

Steve C DanzerDepartment of Anesthesia, Cincinnati Children's Hospital Medical Center, Cincinnati, OH 45229-3039, USA. steve.danzer@cchmc.org
Xiaoping He
Andreas W Loepke
James O McNamara
Duke Medical Center · USCincinnati Children's Hospital Medical Center · USUniversity of Cincinnati · US

Funding

Neurotrophins and EpileptogenesisR01NS056217 · NINDS · DUKE UNIVERSITY · PI MCNAMARA, JAMES O. · 2006 to 2023
$6.7M
NINDS NIH HHS R01 NS056217NINDS NIH HHS R01-NS-056217
6 · The paper itself

Abstract

Altered granule cell>>CA3 pyramidal cell synaptic connectivity may contribute to the development of limbic epilepsy. To explore this possibility, granule cell giant mossy fiber bouton plasticity was examined in the kindling and pilocarpine models of epilepsy using green fluorescent protein-expressing transgenic mice. These studies revealed significant increases in the frequency of giant boutons with satellite boutons 2 days and 1 month after pilocarpine status epilepticus, and increases in giant bouton area at 1 month. Similar increases in giant bouton area were observed shortly after kindling. Finally, both models exhibited plasticity of mossy fiber giant bouton filopodia, which contact GABAergic interneurons mediating feedforward inhibition of CA3 pyramids. In the kindling model, however, all changes were fleeting, having resolved by 1 month after the last evoked seizure. Together, these findings demonstrate striking structural plasticity of granule cell mossy fiber synaptic terminal structure in two distinct models of adult limbic epileptogenesis. We suggest that these plasticities modify local connectivities between individual mossy fiber terminals and their targets, inhibitory interneurons, and CA3 pyramidal cells potentially altering the balance of excitation and inhibition during the development of epilepsy.

Indexed as

AnimalsCA3 Region, HippocampalDentate GyrusEpilepsyFemalegamma-Aminobutyric AcidGreen Fluorescent ProteinsInterneuronsMaleMiceMice, Inbred C57BLMice, TransgenicMossy Fibers, HippocampalNeural InhibitionNeuronal PlasticityNeuronsgamma-Aminobutyric AcidGreen Fluorescent Proteins

Identifiers

PMID19294647
PMCPMC2801769
OpenAlexW2133582447

What OpenQuestion holds

Textmetadata
LicenceTDM
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.