Hungry Neurons: Metabolic Insights on Seizure Dynamics.

Abstract:

:Epilepsy afflicts up to 1.6% of the population and the mechanisms underlying the appearance of seizures are still not understood. In past years, many efforts have been spent trying to understand the mechanisms underlying the excessive and synchronous firing of neurons. Traditionally, attention was pointed towards synaptic (dys)function and extracellular ionic species (dys)regulation. Recently, novel clinical and preclinical studies explored the role of brain metabolism (i.e., glucose utilization) of seizures pathophysiology revealing (in most cases) reduced metabolism in the inter-ictal period and increased metabolism in the seconds preceding and during the appearance of seizures. In the present review, we summarize the clinical and preclinical observations showing metabolic dysregulation during epileptogenesis, seizure initiation, and termination, and in the inter-ictal period. Recent preclinical studies have shown that 2-Deoxyglucose (2-DG, a glycolysis blocker) is a novel therapeutic approach to reduce seizures. Furthermore, we present initial evidence for the effectiveness of 2-DG in arresting 4-Aminopyridine induced neocortical seizures in vivo in the mouse.

journal_name

Int J Mol Sci

authors

Bazzigaluppi P,Ebrahim Amini A,Weisspapir I,Stefanovic B,Carlen PL

doi

10.3390/ijms18112269

subject

Has Abstract

pub_date

2017-10-28 00:00:00

issue

11

issn

1422-0067

pii

ijms18112269

journal_volume

18

pub_type

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