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Neuroplasticity

Neuroplasticity

Neuroplasticity reflects the brain's remarkable capacity to adapt and evolve, responding dynamically to learning, experiences, or injury by reorganizing its neural circuitry. This reorganization involves creating new neural connections and refining old ones through a series of biological processes that contribute to the brain's lifelong development and adaptability.

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Related Experiment Video

Updated: Apr 17, 2026

Synaptic Microcircuit Modeling with 3D Cocultures of Astrocytes and Neurons from Human Pluripotent Stem Cells

Synaptic Microcircuit Modeling with 3D Cocultures of Astrocytes and Neurons from Human Pluripotent Stem Cells

Published on: August 16, 2018

Remodeling synaptic connections via engineered neuron-astrocyte interactions.

Shin Heun Kim¹, Woojin Won¹, Gyu Hyun Kim^2,3

¹Center for Memory and Glioscience, Institute for Basic Science (IBS), Daejeon, Republic of Korea.

Nature Communications

|April 15, 2026

Summary

This summary is machine-generated.

Researchers developed SynTrogo, a synthetic method to reshape neural connections by inducing trogocytosis. This technique reduces synaptic connectivity, leading to enhanced synaptic plasticity and memory performance in mice.

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Last Updated: Apr 17, 2026

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Published on: August 16, 2018

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Published on: March 20, 2014

Area of Science:

Neuroscience
Cell Biology
Molecular Engineering

Background:

Synaptic function relies on electrochemical activity and structural remodeling.
Current methods for manipulating synaptic structure are limited.
Understanding structural remodeling is key to neural circuit function.

Purpose of the Study:

To introduce SynTrogo (Synthetic Trogocytosis) as a novel method for modulating synaptic connections.
To investigate the effects of SynTrogo on neural circuit structure and function.
To explore the therapeutic potential of synaptic architecture editing.

Main Methods:

Engineered complementary ligand and receptor proteins for cell-cell interaction.
Induced trogocytosis-like process between neurons and astrocytes.
Applied SynTrogo to hippocampal CA3 neurons and CA1 astrocytes in mice.
Analyzed ultrastructural changes and synaptic connectivity.

Main Results:

SynTrogo induced ultrastructural changes at axon-astrocyte interfaces.
Significant reduction in synaptic connectivity was observed.
Remaining synapses showed coordinated structural reorganization and enhanced plasticity.
Improved memory performance was associated with SynTrogo application.

Conclusions:

Neural circuits can adaptively reshape through synaptic reduction.
SynTrogo offers a method for editing synaptic architecture.
This approach holds potential for treating connectopathies.