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Related Concept Videos

Epilepsy and Seizures: Overview01:24

Epilepsy and Seizures: Overview

Epilepsy is a chronic neurological disease marked by recurrent, unpredictable seizures. These seizures are caused by abnormal electrical discharges in the brain, leading to behavior, sensation, or consciousness alterations. They can also cause transient impairment of awareness, interfering with daily activities.
Various factors can trigger epilepsy, including genetic factors, brain damage, metabolic causes, and unknown etiology. Diagnosis of epilepsy involves electroencephalography (EEG), which...
Antiepileptic Drugs: GABAergic Pathway Potentiators01:18

Antiepileptic Drugs: GABAergic Pathway Potentiators

γ-aminobutyric acid or GABA, plays a pivotal role as an inhibitory neurotransmitter in the brain. GABA pathway potentiators, also known as GABAergic drugs, are a class of pharmaceutical agents designed to enhance the functioning of the GABAergic system. These medications primarily treat epilepsy, a neurological disorder characterized by recurrent seizures.
The key GABA pathway potentiators used in epilepsy management are as follows.
Benzodiazepines are a well-known class of drugs used for their...
Epilepsy ll: Types01:22

Epilepsy ll: Types

Recurrent seizures, stemming from abnormal electrical activity in the brain, are the defining characteristic of epilepsy, a chronic neurological condition. Because seizure features vary greatly, epilepsy is classified using two systems: by seizure type and by epilepsy syndromes. These classifications enable clinicians to describe seizure patterns and select suitable treatment strategies.I. Classification by Seizure Type1. Focal EpilepsyFocal epilepsy begins in one hemisphere of the brain.
Antiepileptic Drugs: Modulators of Neurotransmitter Release Mediated by SV2A Protein01:20

Antiepileptic Drugs: Modulators of Neurotransmitter Release Mediated by SV2A Protein

Antiepileptic drugs, such as levetiracetam (Keppra) and brivaracetam (Briviact), have emerged as crucial tools in managing epilepsy. These medications exert their therapeutic effects by targeting the synaptic vesicle protein SV2A, a transmembrane glycoprotein primarily found in the brain.
SV2A is a transmembrane glycoprotein located predominantly in the brain, modulating the release of neurotransmitters for neuronal communication. Both levetiracetam and brivaracetam exhibit a high affinity for...
Seizures l: Introduction01:20

Seizures l: Introduction

Understanding seizures and epilepsy relies on key definitions that help in recognizing, classifying, and managing these disorders. These definitions provide a framework for recognizing, classifying, and managing seizure disorders.DefinitionsA seizure is a sudden, abnormal burst of electrical activity in the brain that can cause changes in awareness, movement, sensation, or behavior, depending on the area involved. Epilepsy is a chronic condition characterized by recurrent, unprovoked seizures,...
Seizures: Classification01:13

Seizures: Classification

Epilepsy is primarily characterized by unpredictable seizures, either provoked by an identifiable factor, such as injury or illness, or unprovoked, occurring spontaneously without apparent cause.
Seizures are typically classified into two main categories: focal and generalized seizures.
Focal Seizures
Focal seizures originate from specific regions of the brain. These seizures are further sub-classified into two types:

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Related Experiment Video

Updated: Jun 5, 2026

Electrophoretic Delivery of &#x3B3;-aminobutyric Acid (GABA) into Epileptic Focus Prevents Seizures in Mice
07:01

Electrophoretic Delivery of γ-aminobutyric Acid (GABA) into Epileptic Focus Prevents Seizures in Mice

Published on: May 16, 2019

[Pathophysiology of epilepsies: recent progresses].

Christophe Bernard1

  • 1Inserm U 751, 13385 Marseille cedex 05, France. christophe.bernard@univmed.fr

Presse Medicale (Paris, France : 1983)
|January 25, 2011
PubMed
Summary

Epilepsy development after brain injury is slow. Early markers like interictal spikes and cognitive deficits may predict epilepsy, guiding future preventive treatments.

Area of Science:

  • Neuroscience
  • Neurology
  • Epileptology

Context:

  • Epilepsy often arises years after an initial brain insult, such as trauma.
  • Understanding the mechanisms of epileptogenesis is crucial for developing preventive therapies.
  • The low probability of epilepsy post-insult necessitates reliable predictive markers for intervention.

Purpose:

  • To explore the mechanisms underlying epileptogenesis, the process by which the brain becomes epileptic.
  • To identify potential early markers, such as interictal spikes and cognitive deficits, for predicting epilepsy development.
  • To review therapeutic strategies targeting key molecular and cellular events in epileptogenesis.

Summary:

  • Epileptogenesis involves the opening of the blood-brain barrier, neuroinflammation, and gene activation in animal models.

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Generation and On-Demand Initiation of Acute Ictal Activity in Rodent and Human Tissue

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Preparing Undercut Model of Posttraumatic Epileptogenesis in Rodents
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Preparing Undercut Model of Posttraumatic Epileptogenesis in Rodents

Published on: September 15, 2011

Related Experiment Videos

Last Updated: Jun 5, 2026

Electrophoretic Delivery of &#x3B3;-aminobutyric Acid (GABA) into Epileptic Focus Prevents Seizures in Mice
07:01

Electrophoretic Delivery of γ-aminobutyric Acid (GABA) into Epileptic Focus Prevents Seizures in Mice

Published on: May 16, 2019

Generation and On-Demand Initiation of Acute Ictal Activity in Rodent and Human Tissue
06:45

Generation and On-Demand Initiation of Acute Ictal Activity in Rodent and Human Tissue

Published on: January 19, 2019

Preparing Undercut Model of Posttraumatic Epileptogenesis in Rodents
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Preparing Undercut Model of Posttraumatic Epileptogenesis in Rodents

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  • While targeting these mechanisms can delay seizure onset, complete prevention remains elusive.
  • Interictal spikes and cognitive deficits are potential early indicators of epileptogenesis.

    • Impact:

    • This research highlights the need for early detection and intervention strategies for individuals at risk of developing epilepsy.
    • Identifying reliable predictive markers could enable timely preventive treatments, potentially reducing the incidence of epilepsy.
    • Further research into the molecular and cellular pathways of epileptogenesis may lead to novel therapeutic targets for epilepsy prevention.