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 …

Astrocyte calcium signaling

MB Ahrens, BS Khakh… - Cold Spring Harbor …, 2024 - cshperspectives.cshlp.org
Astrocytes are predominant glial cells that tile the central nervous system and participate in
well-established functional and morphological interactions with neurons, blood vessels, and …

[HTML][HTML] Hippocampal astrocytes induce sex-dimorphic effects on memory

SM Meadows, F Palaguachi, MW Jang, A Licht-Murava… - Cell reports, 2024 - cell.com
Astrocytic receptors influence cognitive function and can promote behavioral deficits in
disease. These effects may vary based on variables such as biological sex, but it is not …

Rapid modulation of striatal cholinergic interneurons and dopamine release by satellite astrocytes

J Stedehouder, BM Roberts, S Raina, S Bossi… - Nature …, 2024 - nature.com
Astrocytes are increasingly appreciated to possess underestimated and important roles in
modulating neuronal circuits. Astrocytes in striatum can regulate dopamine transmission by …

Neuron–glial interactions: implications for plasticity, behavior, and cognition

M Rangel-Gomez, CM Alberini, B Deneen… - Journal of …, 2024 - jneurosci.org
The traditional view of glial cells as mere supportive tissue has shifted, due to advances in
technology and theoretical conceptualization, to include a diversity of other functions, such …

[HTML][HTML] Communication defects with astroglia contribute to early impairments in the motor cortex plasticity of SOD1G93A mice

S Costa-Pinto, J Gonçalves-Ribeiro… - Neurobiology of …, 2024 - Elsevier
Amyotrophic lateral sclerosis (ALS) is a neurodegenerative disease, involving the selective
degeneration of cortical upper synapses in the primary motor cortex (M1). Excitotoxicity in …

Pharmacological PTP1B inhibition rescues motor learning, neuroinflammation, and hyperglycaemia in a mouse model of Alzheimer's disease

Z Franklin, C Hull, M Delibegovic, B Platt - Experimental Neurology, 2025 - Elsevier
Abstract Background Patients with Alzheimer's Disease (AD) frequently suffer from
comorbidities such as type 2 diabetes mellitus (T2DM), accompanied by shared common …

[HTML][HTML] Cortical norepinephrine-astrocyte signaling critically mediates learned behavior

GT Drummond, A Natesan, M Celotto, J Shih, P Ojha… - …, 2024 - pmc.ncbi.nlm.nih.gov
Updating behavior based on feedback from the environment is a crucial means by which
organisms learn and develop optimal behavioral strategies1–3. Norepinephrine (NE) …

Astrocytic modulation of population encoding in mouse visual cortex via GABA transporter 3 revealed by multiplexed CRISPR/Cas9 gene editing

J Park, GO Sipe, X Tang, P Ojha, G Fernandes… - bioRxiv, 2024 - biorxiv.org
Astrocytes, which are increasingly recognized as pivotal constituents of brain circuits
governing a wide range of functions, express GABA transporter 3 (Gat3), an astrocyte …

Overactivation of prefrontal astrocytes impairs cognition through the metabolic pathway of central kynurenines

V Beilmann, J Furrer, SM Schalbetter… - bioRxiv, 2024 - biorxiv.org
Astrocyte dysfunctions have long been implicated in psychiatric and cognitive disorders, yet
the precise mechanisms underlying this association remain elusive. Here, we show that …