Astrocyte endfeet in brain function and pathology: open questions

B Díaz-Castro, S Robel, A Mishra - Annual review of …, 2023 - annualreviews.org
Astrocyte endfeet enwrap the entire vascular tree within the central nervous system, where
they perform important functions in regulating the blood-brain barrier (BBB), cerebral blood …

[HTML][HTML] Role of Microglia and Astrocytes in Alzheimer's Disease: From Neuroinflammation to Ca2+ Homeostasis Dysregulation

G Di Benedetto, C Burgaletto, CM Bellanca, A Munafò… - Cells, 2022 - mdpi.com
Alzheimer's disease (AD) is the most common form of dementia worldwide, with a complex,
poorly understood pathogenesis. Cerebral atrophy, amyloid-β (Aβ) plaques, and …

Astrocytic processes: from tripartite synapses to the active milieu

A Semyanov, A Verkhratsky - Trends in neurosciences, 2021 - cell.com
We define a new concept of 'active milieu'that unifies all components of nervous tissue
(neuronal and glial compartments, extracellular space, extracellular matrix, and vasculature) …

Physiology of astroglia

A Verkhratsky, M Nedergaard - Physiological reviews, 2018 - journals.physiology.org
Astrocytes are neural cells of ectodermal, neuroepithelial origin that provide for homeostasis
and defense of the central nervous system (CNS). Astrocytes are highly heterogeneous in …

Activation and role of astrocytes in ischemic stroke

XY Shen, ZK Gao, Y Han, M Yuan, YS Guo… - Frontiers in cellular …, 2021 - frontiersin.org
Ischemic stroke refers to the disorder of blood supply of local brain tissue caused by various
reasons. It has high morbidity and mortality worldwide. Astrocytes are the most abundant …

Cerebral blood flow regulation and neurovascular dysfunction in Alzheimer disease

K Kisler, AR Nelson, A Montagne… - Nature Reviews …, 2017 - nature.com
Cerebral blood flow (CBF) regulation is essential for normal brain function. The mammalian
brain has evolved a unique mechanism for CBF control known as neurovascular coupling …

Neuronal regulation of the blood–brain barrier and neurovascular coupling

L Kaplan, BW Chow, C Gu - Nature Reviews Neuroscience, 2020 - nature.com
To continuously process neural activity underlying sensation, movement and cognition, the
CNS requires a homeostatic microenvironment that is not only enriched in nutrients to meet …

Purification and characterization of progenitor and mature human astrocytes reveals transcriptional and functional differences with mouse

Y Zhang, SA Sloan, LE Clarke, C Caneda, CA Plaza… - Neuron, 2016 - cell.com
The functional and molecular similarities and distinctions between human and murine
astrocytes are poorly understood. Here, we report the development of an immunopanning …

Brain energy and oxygen metabolism: emerging role in normal function and disease

ME Watts, R Pocock, C Claudianos - Frontiers in molecular …, 2018 - frontiersin.org
Dynamic metabolic changes occurring in neurons are critically important in directing brain
plasticity and cognitive function. In other tissue types, disruptions to metabolism and the …

Making sense of astrocytic calcium signals—from acquisition to interpretation

A Semyanov, C Henneberger, A Agarwal - Nature Reviews …, 2020 - nature.com
Astrocytes functionally interact with neurons and with other brain cells. Although not
electrically excitable, astrocytes display a complex repertoire of intracellular Ca2+ signalling …