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 …

The neurovascular unit coming of age: a journey through neurovascular coupling in health and disease

C Iadecola - Neuron, 2017 - cell.com
The concept of the neurovascular unit (NVU), formalized at the 2001 Stroke Progress
Review Group meeting of the National Institute of Neurological Disorders and Stroke …

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 …

Astrocyte calcium signaling: the third wave

N Bazargani, D Attwell - Nature neuroscience, 2016 - nature.com
The discovery that transient elevations of calcium concentration occur in astrocytes, and
release'gliotransmitters' which act on neurons and vascular smooth muscle, led to the idea …

Tonic and burst-like locus coeruleus stimulation distinctly shift network activity across the cortical hierarchy

C Grimm, SN Duss, M Privitera, BR Munn… - Nature …, 2024 - nature.com
Noradrenaline (NA) release from the locus coeruleus (LC) changes activity and connectivity
in neuronal networks across the brain, modulating multiple behavioral states. NA release is …

Human astrocytes: structure and functions in the healthy brain

F Vasile, E Dossi, N Rouach - Brain Structure and Function, 2017 - Springer
Data collected on astrocytes' physiology in the rodent have placed them as key regulators of
synaptic, neuronal, network, and cognitive functions. While these findings proved highly …

Gliotransmission: beyond black-and-white

I Savtchouk, A Volterra - Journal of Neuroscience, 2018 - Soc Neuroscience
Astrocytes are highly complex cells with many emerging putative roles in brain function. Of
these, gliotransmission (active information transfer from glia to neurons) has probably the …

Impaired neurovascular coupling in aging and Alzheimer's disease: contribution of astrocyte dysfunction and endothelial impairment to cognitive decline

S Tarantini, CHT Tran, GR Gordon, Z Ungvari… - Experimental …, 2017 - Elsevier
The importance of (micro) vascular contributions to cognitive impairment and dementia
(VCID) in aging cannot be overemphasized, and the pathogenesis and prevention of age …

Ca2+ signaling in astrocytes from Ip3r2−/− mice in brain slices and during startle responses in vivo

R Srinivasan, BS Huang, S Venugopal… - Nature …, 2015 - nature.com
Intracellular Ca2+ signaling is considered to be important for multiple astrocyte functions in
neural circuits. However, mice devoid of inositol triphosphate type 2 receptors (IP3R2) …