Astrocyte Microglia
Astrocyte Microglia - Related Videos
06:41
Astrocyte Isolation: A Method to Obtain Pure Preparation of Mouse Cortical Astrocytes
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2023
In this video, we describe the method to obtain a pure preparation of astrocytes from newly born mice.
11:25
Isolation and Culture of Mouse Cortical Astrocytes
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Cited by 460 •
2013
Astrocytes have been recognized to be versatile cells participating in fundamental biological processes that are essential for normal brain development and function, and central nervous system repair. Here we present a rapid procedure to obtain pure mouse astrocyte cultures to study the biology of this major class of central nervous system cells.
09:34
Concomitant Isolation of Primary Astrocytes and Microglia for Protozoa Parasite Infection
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Cited by 5 •
2020
The overall goal of this protocol is to instruct how to extract, maintain, and dissociate murine astrocyte and microglia cells from the central nervous system, followed by infection with protozoa parasites.
09:36
Primary Cultures of Rat Astrocytes and Microglia and Their Use in the Study of Amyotrophic Lateral Sclerosis
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Cited by 2 •
2022
We present here a protocol on how to prepare primary cultures of glial cells, astrocytes, and microglia from rat cortices for time-lapse video imaging of intracellular Ca2+ for research on pathophysiology of amyotrophic lateral sclerosis in the hSOD1G93A rat model.
04:51
A Simple Technique to Isolate and Culture Murine Astrocytes
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2025
The video demonstrates a simple method to culture murine astrocytes in isolation from other brain cells. During culturing, by using astrocyte-specific media and inhibiting the adherence of non-astrocytic cells, the method selectively cultures astrocytes. These cultured astrocytes exhibit stellate morphology with fine processes.
FAQs
The interaction is reciprocal: microglial signaling can alter astrocyte reactivity, while astrocyte-derived cytokines and other mediators can modify microglial activity. This two-way arrangement means that responses are not determined by either cell population alone. Instead, each glial population can amplify, redirect, or constrain the other, linking immune activity with changes in neural tissue support.
Astrocyte reactivity provides a route through which microglial responses can affect broader neural-tissue functions. Because astrocytes support neurons and contribute to the blood-brain barrier, changes in their state may influence tissue maintenance alongside inflammatory responses. Studying this transition helps explain how an initial response to injury or infection can extend into wider changes in the neural environment.
Astrocytes can release cytokines and other mediators that modify microglial activity, creating feedback within the neural tissue. This feedback matters because microglia continuously survey the central nervous system and can respond dynamically to changing conditions. Examining astrocyte signals therefore helps clarify how glial communication regulates immune responses rather than treating microglial behavior as an isolated process.
Crosstalk between these glial populations can influence synaptic function by connecting inflammatory and support-related responses with neuronal communication. The overview identifies synaptic regulation as one outcome of their reciprocal signaling, so changes in either cell population may have consequences beyond immune activity. This makes glial interactions relevant to understanding how neural circuits respond to injury, infection, or disease.
Research on astrocyte microglia interactions is relevant to neurodevelopment, neurodegeneration, and brain injury. These contexts provide different settings in which glial signaling, inflammation, synaptic function, and tissue repair can be examined together. Comparing them helps researchers determine how the same communicating cell populations contribute to neural development or become associated with disease-related and injury-related responses.
The central therapeutic insight is that reducing harmful inflammation must be balanced against preserving essential glial functions. Because astrocytes and microglia participate in tissue maintenance, immune responses, synaptic regulation, and repair, broadly disrupting their activity could interfere with beneficial processes. Studying their communication may therefore support strategies aimed at limiting damaging inflammation while retaining necessary neural-tissue support.