Evidence map›Paper›PMID 41189607›Full record

ArticleData in brief2025

Electrophysiological data showing the acute alcohol effect on neuronal excitability in the murine posterior parietal cortex.

Valentina Licheri, Belkis J Jacquez, C Fernando Valenzuela, Jonathan L Brigman

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Article in Data in brief, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

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2 · The registry

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3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

4 authors.

Valentina LicheriDepartment of Neurosciences, School of Medicine, University of New Mexico Health Sciences Center, Albuquerque, NM 8713, USA.
Belkis J JacquezDepartment of Neurosciences, School of Medicine, University of New Mexico Health Sciences Center, Albuquerque, NM 8713, USA.
C Fernando ValenzuelaDepartment of Neurosciences, School of Medicine, University of New Mexico Health Sciences Center, Albuquerque, NM 8713, USA.
Jonathan L BrigmanDepartment of Neurosciences, School of Medicine, University of New Mexico Health Sciences Center, Albuquerque, NM 8713, USA.

Funding

Understanding neurophysiological deficits in response inhibition in children with FASDP50AA022534 · NIAAA · UNIVERSITY OF NEW MEXICO HEALTH SCIS CTR · PI Carlos Fernando Valenzuela · 2014 to 2026
$21.5M
Prenatal alcohol exposure and corticostriatal mediation of behavioral flexibilityR01AA025652 · NIAAA · UNIVERSITY OF NEW MEXICO HEALTH SCIS CTR · PI BRIGMAN, JONATHAN L · 2018 to 2022
$1.7M
NIAAA NIH HHS P50 AA022534NIAAA NIH HHS R01 AA025652
6 · The paper itself

Abstract

It is well established that alcohol interacts with multiple molecular targets, including ligand- and voltage-gated ion channels and intracellular signal proteins, leading to molecular and cellular neuroadaptations in various brain regions, including the cerebral cortex, hippocampus, amygdala, and cerebellum [[1], [2], [3]]. Despite the extensive literature, little is known about the effects of alcohol in the posterior parietal cortex (PPC), a cortical region involved in multiple cognitive and executive functions [4,5]. Here, we report data showing the acute alcohol effects on neuronal excitability in pyramidal neurons and interneurons expressed in PPC. Briefly, whole-cell patch clamp recordings in current clamp mode were conducted in coronal brain slices containing PPC. Resting membrane potential, input resistance, action potential (AP) threshold, and frequency were assessed during baseline, following 10 minutes of bath application of alcohol 50 mM, and after 10 minutes of washout. The data show that alcohol negatively modulates the excitability of PPC at the cellular level, as we observed a significant decrease in input resistance and AP frequency, and an increase in rheobase in PPC interneurons. Furthermore, these effects persisted even after 10 minutes of washout, indicating sustained changes in neuronal excitability. Intriguingly, acute alcohol exposure did not alter the neuronal excitability in PPC pyramidal neurons. This set of electrophysiological data may be of interest to investigators who are studying how alcohol effects voltage-gated ion channels.

Indexed as

AlcoholInterneuronsNeuronal excitabilityPosterior parietal cortexPyramidal neurons

Identifiers

PMID41189607
PMCPMC12581623

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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.