Astrocytic gap junction blockade markedly increases extracellular potassium without causing seizures in the mouse neocortex

Extracellular potassium concentration, [K+]o, is a major determinant of neuronal excitability. In the healthy brain, [K+]o levels are tightly controlled. During seizures, [K+]o increases up to 15 mM and is thought to cause seizures due to its depolarizing effect. Although astrocytes have been sugges...

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Bibliographic Details
Main Authors: Paolo Bazzigaluppi, Iliya Weisspapir, Bojana Stefanovic, Luc Leybaert, Peter L. Carlen
Format: Article
Language:English
Published: Elsevier 2017-05-01
Series:Neurobiology of Disease
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S0969996116302984