Astrocytic calcium and cAMP in neurodegenerative diseases

M Sobolczyk, T Boczek - Frontiers in Cellular Neuroscience, 2022 - frontiersin.org
It is commonly accepted that the role of astrocytes exceeds far beyond neuronal scaffold and
energy supply. Their unique morphological and functional features have recently brough …

The bile acid receptor TGR5 (Gpbar‐1) acts as a neurosteroid receptor in brain

V Keitel, B Görg, HJ Bidmon, I Zemtsova, L Spomer… - Glia, 2010 - Wiley Online Library
Abstract TGR5 (Gpbar‐1) is a membrane‐bound bile acid receptor in the gastrointestinal
tract and immune cells with pleiotropic actions. As shown in the present study, TGR5 is also …

Dopamine elevates and lowers astroglial Ca2+ through distinct pathways depending on local synaptic circuitry

A Jennings, O Tyurikova, L Bard, K Zheng… - Glia, 2017 - Wiley Online Library
Whilst astrocytes in culture invariably respond to dopamine with cytosolic Ca2+ rises, the
dopamine sensitivity of astroglia in situ and its physiological roles remain unknown. To …

S100B protein activates a RAGE‐dependent autocrine loop in astrocytes: Implications for its role in the propagation of reactive gliosis

A Villarreal, R Seoane… - Journal of …, 2014 - Wiley Online Library
Extracellular S100B dramatically increases after brain injury. While low S100B levels are
neuroprotective, micromolar S100B levels have shown in vitro to activate microglia and …

Toll-like receptor 4 (TLR4) and triggering receptor expressed on myeloid cells-2 (TREM-2) activation balance astrocyte polarization into a proinflammatory phenotype

G Rosciszewski, V Cadena, V Murta, J Lukin… - Molecular …, 2018 - Springer
Astrocytes react to brain injury with a generic response known as reactive gliosis, which
involves activation of multiple intracellular pathways including several that may be beneficial …

Interleukin-1β-dependent signaling between astrocytes and neurons depends critically on astrocytic calcineurin/NFAT activity

MA Sama, DM Mathis, JL Furman, HM Abdul… - Journal of Biological …, 2008 - ASBMB
Interleukin-1β (IL-1β) and the Ca 2+/calmodulin-dependent protein phosphatase,
calcineurin, have each been shown to play an important role in neuroinflammation …

Regulation of neurovascular coupling in autoimmunity to water and ion channels

P Jukkola, C Gu - Autoimmunity reviews, 2015 - Elsevier
Much progress has been made in understanding autoimmune channelopathies, but the
underlying pathogenic mechanisms are not always clear due to broad expression of some …

Effect of thymol on Ca2+ homeostasis and viability in human glioblastoma cells

SS Hsu, KL Lin, CT Chou, AJ Chiang, WZ Liang… - European journal of …, 2011 - Elsevier
The effect of the natural essential oil thymol on cytosolic Ca2+ concentrations ([Ca2+] i) and
viability in human glioblastoma cells was examined. The Ca2+-sensitive fluorescent dye fura …

The antagonistic modulation of Arp2/3 activity by N-WASP, WAVE2 and PICK1 defines dynamic changes in astrocyte morphology

K Murk, EM Blanco Suarez, LMR Cockbill… - Journal of cell …, 2013 - journals.biologists.com
Astrocytes exhibit a complex, branched morphology, allowing them to functionally interact
with numerous blood vessels, neighboring glial processes and neuronal elements, including …

Gabapentin administration reduces reactive gliosis and neurodegeneration after pilocarpine-induced status epilepticus

AR Rossi, MF Angelo, A Villarreal, J Lukin, AJ Ramos - PloS one, 2013 - journals.plos.org
The lithium-pilocarpine model of epilepsy reproduces in rodents several features of human
temporal lobe epilepsy, by inducing an acute status epilepticus (SE) followed by a latency …