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Related Experiment Video

Updated: Sep 14, 2025

Three-dimensional Tissue Engineered Aligned Astrocyte Networks to Recapitulate Developmental Mechanisms and Facilitate Nervous System Regeneration

Three-dimensional Tissue Engineered Aligned Astrocyte Networks to Recapitulate Developmental Mechanisms and Facilitate Nervous System Regeneration

Published on: January 10, 2018

Development of perivascular astrocyte processes.

Martine Cohen-Salmon¹, Naomie Guille¹, Anne-Cécile Boulay¹

¹Center for Interdisciplinary Research in Biology (CIRB), Collège de France, CNRS, INSERM, Université PSL, Paris, France.

Frontiers in Neuroscience

|July 21, 2025

Summary

This review details the development of the brain's gliovascular unit (GVU), focusing on astrocyte-vascular interactions. Understanding GVU development is key to preventing brain dysfunction.

Keywords:

astrocytes blood vessels brain brain interface endfeet gliovascular unit neurovascular unit perivascular astrocyte processes

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Area of Science:

Neuroscience
Developmental Biology
Cell Biology

Background:

Astrocytes are vital glial cells forming critical connections with the brain's vasculature.
These astrocyte-vascular interactions form the gliovascular unit (GVU), essential for brain structure and function.
GVU development is a complex, multi-step process involving astrocytes, neurons, and vascular cells.

Purpose of the Study:

To review current knowledge on the development of the astrocyte-vascular interface.
To investigate how early disruptions in GVU development may lead to brain dysfunction.

Main Methods:

This study is a review of existing literature.
It synthesizes findings on the developmental processes of the GVU.
It explores the link between developmental alterations and brain dysfunction.

Main Results:

The GVU is formed through intricate interactions between astrocytes and the vascular system.
Early developmental stages are critical for establishing a functional GVU.
Alterations during development can negatively impact brain health.

Conclusions:

A comprehensive understanding of GVU development is crucial.
Further research into early developmental processes can inform strategies to prevent brain dysfunction.
The astrocyte-vascular interface plays a fundamental role in maintaining brain homeostasis.