Astrocytes in selective vulnerability to neurodegenerative disease

TS Zimmer, AL Orr, AG Orr - Trends in neurosciences, 2024 - cell.com
Selective vulnerability of specific brain regions and cell populations is a hallmark of
neurodegenerative disorders. Mechanisms of selective vulnerability involve neuronal …

The role of astrocyte structural plasticity in regulating neural circuit function and behavior

O Lawal, FP Ulloa Severino, C Eroglu - Glia, 2022 - Wiley Online Library
Brain circuits undergo substantial structural changes during development, driven by the
formation, stabilization, and elimination of synapses. Synaptic connections continue to …

Norepinephrine links astrocytic activity to regulation of cortical state

ME Reitman, V Tse, X Mi, DD Willoughby… - Nature …, 2023 - nature.com
Cortical state, defined by population-level neuronal activity patterns, determines sensory
perception. While arousal-associated neuromodulators—including norepinephrine (NE) …

Aberrant astrocyte protein secretion contributes to altered neuronal development in multiple models of neurodevelopmental disorders

ALM Caldwell, L Sancho, J Deng, A Bosworth… - Nature …, 2022 - nature.com
Astrocytes negatively impact neuronal development in many models of neurodevelopmental
disorders (NDs); however, how they do this, and if mechanisms are shared across disorders …

Network-level encoding of local neurotransmitters in cortical astrocytes

MK Cahill, M Collard, V Tse, ME Reitman… - Nature, 2024 - nature.com
Astrocytes, the most abundant non-neuronal cell type in the mammalian brain, are crucial
circuit components that respond to and modulate neuronal activity through calcium (Ca2+) …

From synapses to circuits, astrocytes regulate behavior

KA Lyon, NJ Allen - Frontiers in neural circuits, 2022 - frontiersin.org
Astrocytes are non-neuronal cells that regulate synapses, neuronal circuits, and behavior.
Astrocytes ensheath neuronal synapses to form the tripartite synapse where astrocytes …

Astrocyte heterogeneity and interactions with local neural circuits

MG Holt - Essays in Biochemistry, 2023 - portlandpress.com
Astrocytes are ubiquitous within the central nervous system (CNS). These cells possess
many individual processes which extend out into the neuropil, where they interact with a …

Astrocyte regulation of synapse formation, maturation, and elimination

WS Chung, KT Baldwin… - Cold Spring Harbor …, 2024 - cshperspectives.cshlp.org
Astrocytes play an integral role in the development, maturation, and refinement of neuronal
circuits. Astrocytes secrete proteins and lipids that instruct the formation of new synapses …

Inhibitory input directs astrocyte morphogenesis through glial GABABR

YT Cheng, E Luna-Figueroa, J Woo, HC Chen, ZF Lee… - Nature, 2023 - nature.com
Communication between neurons and glia has an important role in establishing and
maintaining higher-order brain function. Astrocytes are endowed with complex …

Induction of astrocytic Slc22a3 regulates sensory processing through histone serotonylation

D Sardar, YT Cheng, J Woo, DJ Choi, ZF Lee, W Kwon… - Science, 2023 - science.org
Neuronal activity drives alterations in gene expression within neurons, yet how it directs
transcriptional and epigenomic changes in neighboring astrocytes in functioning circuits is …