Related Experiment Video
Updated: Oct 14, 2025

A High-content Assay for Monitoring AMPA Receptor Trafficking
Published on: January 28, 2019
GluA3-containing AMPA receptors: From physiology to synaptic dysfunction in brain disorders.
Maria Italia1, Elena Ferrari1, Monica Di Luca1
1Department of Pharmacological and Biomolecular Sciences (DiSFeB), University of Milan, 20133 Milan, Italy.
The GluA3 subunit of AMPA-type glutamate receptors (AMPARs) is crucial for brain function, influencing synaptic transmission and plasticity. Targeting GluA3 may offer new treatments for neurological disorders.
Area of Science:
- Neuroscience
- Molecular Biology
- Pharmacology
Background:
- AMPA-type glutamate receptors (AMPARs) are vital for excitatory neurotransmission and synaptic plasticity in the mammalian brain.
- The specific functional properties of AMPARs are determined by their subunit composition (GluA1-GluA4).
Purpose of the Study:
- To investigate the functional role of GluA3-containing AMPARs in synaptic transmission and plasticity.
- To explore the involvement of GluA3 in various brain disorders.
Main Methods:
- Review of existing literature on GluA1-GluA4 subunit roles.
- Focus on studies examining GluA3 function in physiological and pathological contexts.
Main Results:
- GluA3 is widely expressed and plays a significant role in synaptic transmission and plasticity.
- Alterations in glutamatergic synapses are linked to neurodegenerative and neurodevelopmental disorders.
Conclusions:
- GluA3-containing AMPARs are functionally relevant in multiple brain circuits.
- Pharmacological targeting of GluA3 presents a potential therapeutic strategy for neurological conditions.
More Related Videos
Related Concept Videos
Ligand-Gated Ion Channel Receptor: Gating Mechanism
Ligand-gated Ion Channels
Three Subfamilies of Ligand-gated Ion Channels
Ligand-gated ion channels fall into three subfamilies. The 'Cys-loop' includes the nicotinic acetylcholine receptors, γ-aminobutyric acid (GABA), glycine, and 5-hydroxytryptamine receptors. The second one is the 'Pore-loop' channels that...
Excitatory and Inhibitory Effects of Neurotransmitters
Antiepileptic Drugs: Glutamate Antagonists
Long-term Depression
Calcium Ion Concentration Mechanism
If over...
Role of Neurotransmitters in Memory
Glutamate and Synaptic Plasticity
Glutamate, the brain's main excitatory neurotransmitter, is...

