Functional roles of reactive astrocytes in neuroinflammation and neurodegeneration

R Patani, GE Hardingham, SA Liddelow - Nature Reviews Neurology, 2023 - nature.com
Despite advances in uncovering the mechanisms that underlie neuroinflammation and
neurodegenerative disease, therapies that prevent neuronal loss remain elusive. Targeting …

The gut microbiome in Alzheimer's disease: what we know and what remains to be explored

S Chandra, SS Sisodia, RJ Vassar - Molecular neurodegeneration, 2023 - Springer
Abstract Alzheimer's disease (AD), the most common cause of dementia, results in a
sustained decline in cognition. There are currently few effective disease modifying therapies …

Reactive astrocyte nomenclature, definitions, and future directions

C Escartin, E Galea, A Lakatos, JP O'Callaghan… - Nature …, 2021 - nature.com
Reactive astrocytes are astrocytes undergoing morphological, molecular, and functional
remodeling in response to injury, disease, or infection of the CNS. Although this remodeling …

Astrocyte reactivity: subtypes, states, and functions in CNS innate immunity

MV Sofroniew - Trends in immunology, 2020 - cell.com
Astrocytes are neural parenchymal cells that ubiquitously tile the central nervous system
(CNS). In addition to playing essential roles in healthy tissue, astrocytes exhibit an …

Astrocyte contribution to dysfunction, risk and progression in neurodegenerative disorders

AN Brandebura, A Paumier, TS Onur… - Nature Reviews …, 2023 - nature.com
There is increasing appreciation that non-neuronal cells contribute to the initiation,
progression and pathology of diverse neurodegenerative disorders. This Review focuses on …

Reactive astrocytes transduce inflammation in a blood-brain barrier model through a TNF-STAT3 signaling axis and secretion of alpha 1-antichymotrypsin

H Kim, K Leng, J Park, AG Sorets, S Kim… - Nature …, 2022 - nature.com
Astrocytes are critical components of the neurovascular unit that support blood-brain barrier
(BBB) function. Pathological transformation of astrocytes to reactive states can be protective …

Astrocyte heterogeneity: impact to brain aging and disease

I Matias, J Morgado, FCA Gomes - Frontiers in aging neuroscience, 2019 - frontiersin.org
Astrocytes, one of the largest glial cell population in the central nervous system (CNS), play
a key function in several events of brain development and function, such as synapse …

Astrocyte morphology: Diversity, plasticity, and role in neurological diseases

B Zhou, YX Zuo, RT Jiang - CNS neuroscience & therapeutics, 2019 - Wiley Online Library
Astrocytes are the most abundant glial cells in the central nervous system (CNS) and
participate in synaptic, circuit, and behavioral functions. The well‐developed protoplasmic …

Questions and (some) answers on reactive astrocytes

C Escartin, O Guillemaud, M Carrillo‐de Sauvage - Glia, 2019 - Wiley Online Library
Astrocytes are key cellular partners for neurons in the central nervous system. Astrocytes
react to virtually all types of pathological alterations in brain homeostasis by significant …

Acute systemic inflammation exacerbates neuroinflammation in Alzheimer's disease: IL‐1β drives amplified responses in primed astrocytes and neuronal network …

AB Lopez‐Rodriguez, E Hennessy… - Alzheimer's & …, 2021 - Wiley Online Library
Neuroinflammation contributes to Alzheimer's disease (AD) progression. Secondary
inflammatory insults trigger delirium and can accelerate cognitive decline. Individual cellular …