Major depressive disorder: hypothesis, mechanism, prevention and treatment

L Cui, S Li, S Wang, X Wu, Y Liu, W Yu… - Signal transduction and …, 2024 - nature.com
Worldwide, the incidence of major depressive disorder (MDD) is increasing annually,
resulting in greater economic and social burdens. Moreover, the pathological mechanisms …

Astrocyte-neuron metabolic cooperation shapes brain activity

G Bonvento, JP Bolaños - Cell metabolism, 2021 - cell.com
The brain has almost no energy reserve, but its activity coordinates organismal function, a
burden that requires precise coupling between neurotransmission and energy metabolism …

A conceptual framework for astrocyte function

C Murphy-Royal, SN Ching, T Papouin - Nature neuroscience, 2023 - nature.com
The participation of astrocytes in brain computation was hypothesized in 1992, coinciding
with the discovery that these cells display a form of intracellular Ca2+ signaling sensitive to …

[HTML][HTML] Spatial transcriptomics reveal neuron–astrocyte synergy in long-term memory

W Sun, Z Liu, X Jiang, MB Chen, H Dong, J Liu… - Nature, 2024 - nature.com
Memory encodes past experiences, thereby enabling future plans. The basolateral
amygdala is a centre of salience networks that underlie emotional experiences and thus has …

Energy matters: presynaptic metabolism and the maintenance of synaptic transmission

S Li, ZH Sheng - Nature Reviews Neuroscience, 2022 - nature.com
Synaptic activity imposes large energy demands that are met by local adenosine
triphosphate (ATP) synthesis through glycolysis and mitochondrial oxidative …

Dysfunctional serotonergic neuron-astrocyte signaling in depressive-like states

C González-Arias, A Sánchez-Ruiz, J Esparza… - Molecular …, 2023 - nature.com
Astrocytes play crucial roles in brain homeostasis and are regulatory elements of neuronal
and synaptic physiology. Astrocytic alterations have been found in Major Depressive …

Cortical astrocytes independently regulate sleep depth and duration via separate GPCR pathways

TV Vaidyanathan, M Collard, S Yokoyama… - Elife, 2021 - elifesciences.org
Non-rapid eye movement (NREM) sleep, characterized by slow-wave electrophysiological
activity, underlies several critical functions, including learning and memory. However, NREM …

Astrocytic ALKBH5 in stress response contributes to depressive-like behaviors in mice

F Guo, J Fan, JM Liu, PL Kong, J Ren, JW Mo… - Nature …, 2024 - nature.com
Epigenetic mechanisms bridge genetic and environmental factors that contribute to the
pathogenesis of major depression disorder (MDD). However, the cellular specificity and …

Lactate biosensors for spectrally and spatially multiplexed fluorescence imaging

Y Nasu, A Aggarwal, GNT Le, CT Vo, Y Kambe… - Nature …, 2023 - nature.com
Abstract l-Lactate is increasingly appreciated as a key metabolite and signaling molecule in
mammals. However, investigations of the inter-and intra-cellular dynamics of l-lactate are …

Decoupling astrocytes in adult mice impairs synaptic plasticity and spatial learning

L Hösli, N Binini, KD Ferrari, L Thieren, ZJ Looser… - Cell reports, 2022 - cell.com
The mechanisms by which astrocytes modulate neural homeostasis, synaptic plasticity, and
memory are still poorly explored. Astrocytes form large intercellular networks by gap junction …