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Related Concept Videos

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...
CNS Depressants: Barbiturates and Benzodiazepines01:14

CNS Depressants: Barbiturates and Benzodiazepines

CNS depressants include drugs from the category of barbiturates and benzodiazepines. They are valuable medications for managing anxiety disorders and insomnia. Barbiturates, once used to induce and maintain sleep, have been replaced mainly by benzodiazepines due to barbiturate's toxicity, tolerance, and overdose risks. They interact with GABAA receptors, leading to sedation at low doses and potentially coma and death at higher doses. Phenobarbital, a long-acting barbiturate, possesses...
Ligand-Gated Ion Channel Receptor: Gating Mechanism01:30

Ligand-Gated Ion Channel Receptor: Gating Mechanism

Ligand-gated ion channels are transmembrane proteins that play a vital role in intercellular communication and functions of the nervous system. They allow the influx of ions across the membrane once the neurotransmitter binds, allowing the subsequent transmission of electrical excitation across the neurons. Other ligand-gated ion channels, like the γ-aminobutyric acid (GABA) receptor, permit anions like chloride into the cells on the binding of the GABA molecule. Their entry into the cell...
Desensitization and Tachyphylaxis01:20

Desensitization and Tachyphylaxis

Tachyphylaxis is described as a rapid decrease in response to a drug after repeated or continuous administration of the same drug dose. It is a phenomenon where the body becomes less responsive to a particular substance or intervention over time, requiring higher doses or stronger interventions to achieve the same effect. It results from adaptive changes in the body's receptors, signaling pathways, or physiological processes that occur in response to prolonged exposure to a stimulus.
Several...
Generalized Anxiety Disorder01:30

Generalized Anxiety Disorder

Generalized Anxiety Disorder (GAD) is a chronic condition characterized by excessive and uncontrollable worry that persists for at least six months, significantly interfering with daily functioning. Unlike situational anxiety, which arises in response to specific stressors, GAD often occurs without a clear cause. Individuals may experience disproportionate worry about work, health, or relationships. For instance, a person might continuously fear poor health despite normal medical evaluations or...
Sedatives and Hypnotics Drugs: Barbiturates01:20

Sedatives and Hypnotics Drugs: Barbiturates

Sedatives and hypnotics encompass a drug class that acts on the central nervous system (CNS) to alleviate anxiety, promote relaxation and induce sleep.These drugs function by amplifying the actions of the neurotransmitter γ-aminobutyric acid (GABA), resulting in reduced neuronal activity. Barbiturates, a subset of sedatives and hypnotics first synthesized in the late 1800s, are categorized into ultra-short, short, intermediate, and long-acting groups based on their duration of effect. A key...

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Related Experiment Video

Updated: Jun 6, 2026

Inhibitory Synapse Formation in a Co-culture Model Incorporating GABAergic Medium Spiny Neurons and HEK293 Cells Stably Expressing GABAA Receptors
07:51

Inhibitory Synapse Formation in a Co-culture Model Incorporating GABAergic Medium Spiny Neurons and HEK293 Cells Stably Expressing GABAA Receptors

Published on: November 14, 2014

GABA A,slow: causes and consequences.

Marco Capogna1, Robert A Pearce

  • 1MRC Anatomical Neuropharmacology Unit, Mansfield Road, Oxford OX1 3TH, UK. marco.capogna@pharm.ox.ac.uk

Trends in Neurosciences
|December 15, 2010
PubMed
Summary
This summary is machine-generated.

A novel inhibitory current, GABA(A,slow), is gaining attention for its unique properties and role in the central nervous system (CNS). Research highlights its origins, slow kinetics, and potential as a drug target for brain function.

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Whole-cell Currents Induced by Puff Application of GABA in Brain Slices
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Related Experiment Videos

Last Updated: Jun 6, 2026

Inhibitory Synapse Formation in a Co-culture Model Incorporating GABAergic Medium Spiny Neurons and HEK293 Cells Stably Expressing GABAA Receptors
07:51

Inhibitory Synapse Formation in a Co-culture Model Incorporating GABAergic Medium Spiny Neurons and HEK293 Cells Stably Expressing GABAA Receptors

Published on: November 14, 2014

Methods for the Discovery of Novel Compounds Modulating a Gamma-Aminobutyric Acid Receptor Type A Neurotransmission
07:16

Methods for the Discovery of Novel Compounds Modulating a Gamma-Aminobutyric Acid Receptor Type A Neurotransmission

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Whole-cell Currents Induced by Puff Application of GABA in Brain Slices
07:32

Whole-cell Currents Induced by Puff Application of GABA in Brain Slices

Published on: October 12, 2017

Area of Science:

  • Neuroscience
  • Neurophysiology
  • Molecular Biology

Background:

  • GABA(A) receptors are crucial for inhibition in the CNS, mediating fast synaptic and tonic currents.
  • A distinct intermediate current, termed GABA(A,slow), has emerged as a significant area of research.
  • Understanding GABAergic cell type diversity is key to deciphering inhibitory mechanisms.

Purpose of the Study:

  • To review recent advancements in understanding the GABA(A,slow) current.
  • To explore the origins and characteristics of this slow inhibitory current.
  • To discuss its functional implications and therapeutic potential.

Main Methods:

  • Literature review of recent studies on GABA(A,slow) currents.
  • Analysis of interneuron types contributing to GABA(A,slow).
  • Investigation of factors influencing GABA(A,slow) kinetics.

Main Results:

  • Identification of specialized interneurons responsible for GABA(A,slow).
  • Elucidation of factors contributing to the slow kinetics of GABA(A,slow).
  • Demonstration of GABA(A,slow)'s role in network oscillations and integrative functions.

Conclusions:

  • GABA(A,slow) represents a distinct inhibitory mechanism in the CNS.
  • Its unique properties and origins are increasingly understood.
  • GABA(A,slow) presents a promising novel drug target for CNS disorders.