Evidence map›Paper›PMID 18598264›Full record

ArticleThe European journal of neuroscience2008

Impaired GABAergic transmission disrupts normal homeostatic plasticity in rat cortical networks.

N Le Roux, M Amar, A Moreau, G Baux, P Fossier

Open access · greenAbstract read
In one paragraph

Article in The European journal of neuroscience, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
1.3field-weighted citation impact, top 23% 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

21 citing papers in PubMed, 41 citations in OpenAlex.

  1. The aging motor system as a model for plastic changes of GABA-mediated intracortical inhibition and their behavioral relevance.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2013
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  6. Developmental hearing loss-induced perceptual deficits are rescued by genetic restoration of cortical inhibition.Proceedings of the National Academy of Sciences of the United States of America · 2024
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  10. A multiscale analysis in CD38FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2019
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  20. Transcriptional and electrophysiological maturation of neocortical fast-spiking GABAergic interneurons.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2009
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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 2 institutions in 1 country.

N Le RouxCNRS, Institut de Neurobiologie Alfred Fessard-FRC2118, Laboratoire de Neurobiologie Cellulaire et Moléculaire-UPR9040, Gif sur Yvette F-91198, France. leroux@nbcm.cnrs-gif.fr
M Amar
A Moreau
G Baux
P Fossier
Centre National de la Recherche Scientifique · FRLaboratoire de Neurobiologie Cellulaire et Moléculaire · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In the cortex, homeostatic plasticity appears to be a key process for maintaining neuronal network activity in a functional range. This phenomenon depends on close interactions between excitatory and inhibitory circuits. We previously showed that application of a high frequency of stimulation (HFS) protocol in layer 2/3 induces parallel potentiation of excitatory and inhibitory inputs on layer 5 pyramidal neurons, leading to an unchanged excitation/inhibition (E/I) balance. These coordinated long-term potentiations of excitation and inhibition correspond to homeostatic plasticity of the neuronal networks. We showed here, on the rat visual cortex, that blockade (with gabazine) or overactivation (with 4,5,6,7-tetrahydroisoxazolo[5,4-c]pyridin-3-ol) of GABA(A) receptors enhanced the E/I balance and prevented the potentiation of excitatory and inhibitory inputs after an HFS protocol. These impairements of the GABAergic transmission led to a long-term depression-like effect after an HFS protocol. We also observed that the blockade of inhibition reduced excitation (by 60%), and conversely, the blockade of excitation decreased inhibition (by 90%). These results support the idea that inhibitory interneurons are critical for recurrent interactions underlying homeostatic plasticity in cortical networks.

Indexed as

AnimalsCerebral CortexGABA AgonistsGABA Antagonistsgamma-Aminobutyric AcidHomeostasisIsoxazolesLong-Term PotentiationModels, NeurologicalNeural InhibitionNeuronal PlasticityOrgan Culture TechniquesPyramidal CellsPyridazinesRatsRats, WistarGABA AgonistsGABA Antagonistsgabazinegaboxadolgamma-Aminobutyric AcidIsoxazolesPyridazinesReceptors, GABA-A

Identifiers

PMID18598264
PMCPMC2715562
OpenAlexW2079563092

What OpenQuestion holds

Textmetadata
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.