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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...
Antiepileptic Drugs: Glutamate Antagonists01:14

Antiepileptic Drugs: Glutamate Antagonists

Glutamate is a fundamental neurotransmitter in the central nervous system, playing a vital role in neuronal communication and various cognitive processes. Glutamate stands as the principal excitatory neurotransmitter in the brain. Its presence is crucial for the communication between neurons, underpinning essential processes such as synaptic transmission, neuronal excitability, and plasticity. These functions are vital for higher-order cognitive processes, including learning and memory. The...
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...
Long-term Depression01:03

Long-term Depression

Long-term depression, or LTD, is one of the ways by which synaptic plasticity—changes in the strength of chemical synapses—can occur in the brain. LTD is the process of synaptic weakening that occurs over time between pre and postsynaptic neuronal connections. The synaptic weakening of LTD works in opposition to synaptic strengthening by long-term potentiation (LTP) and together are the main mechanisms that underlie learning and memory.
Calcium Ion Concentration Mechanism
If over time, all...
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...
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Associative Learning

Associative learning is a fundamental concept in behavioral psychology, wherein a connection is established between two stimuli or events, leading to a learned response. This process is critical in understanding how behaviors are acquired and modified. Conditioning, the mechanism through which associations are formed, can be divided into two main types: classical conditioning and operant conditioning, each elucidating different aspects of associative learning.
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Related Experiment Video

Updated: Jun 26, 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

Dissociated learning using GABAergic drugs.

A A Azarashvili1, I E Kaimachnikova

  • 1Laboratory for Biological System Energetics, Institute of Theoretical and Experimental Biophysics, Russian Academy of Sciences, Pushchino, Russia. azarashvili@rambler.ru

Neuroscience and Behavioral Physiology
|January 14, 2009
PubMed
Summary
This summary is machine-generated.

Dissociated learning can be induced by drugs targeting the brain's GABAergic system, not just the cholinergic system. This study demonstrates that compounds affecting GABA(B) receptors can lead to dissociated states in Wistar rats.

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GABA-activated Single-channel and Tonic Currents in Rat Brain Slices
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GABA-activated Single-channel and Tonic Currents in Rat Brain Slices

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Last Updated: Jun 26, 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

Electrophoretic Delivery of γ-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

GABA-activated Single-channel and Tonic Currents in Rat Brain Slices
09:59

GABA-activated Single-channel and Tonic Currents in Rat Brain Slices

Published on: July 17, 2011

Area of Science:

  • Neuroscience
  • Pharmacology
  • Behavioral Science

Background:

  • The cholinergic system was previously hypothesized to be central to dissociated learning.
  • Understanding the neurochemical basis of dissociated learning is crucial for cognitive research.

Purpose of the Study:

  • To investigate the role of the GABAergic system in dissociated learning.
  • To test the hypothesis that the cholinergic system is solely responsible for dissociated learning.

Main Methods:

  • Experiments were conducted on Wistar rats.
  • Drugs acting directly on brain GABA(B) receptors were administered.
  • Both a GABA-mimetic (baclofen) and a GABA receptor antagonist (5-aminovaleric acid) were used.

Main Results:

  • Dissociated learning was observed in rats treated with compounds acting on the GABAergic transmitter system.
  • Administration of baclofen induced dissociated states.
  • Administration of 5-aminovaleric acid also resulted in dissociated states.

Conclusions:

  • The findings provide evidence that the GABAergic transmitter system plays a role in dissociated learning.
  • Dissociated learning can be induced by drugs targeting both cholinergic and GABAergic systems.
  • This broadens the understanding of the neurochemical mechanisms underlying dissociated learning.