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 …

[HTML][HTML] Molecular mechanisms of ischemia and glutamate excitotoxicity

D Neves, IL Salazar, RD Almeida, RM Silva - Life sciences, 2023 - Elsevier
Excitotoxicity is classically defined as the neuronal damage caused by the excessive
release of glutamate, and subsequent activation of excitatory plasma membrane receptors …

Neurons require glucose uptake and glycolysis in vivo

H Li, C Guglielmetti, YJ Sei, M Zilberter, LM Le Page… - Cell reports, 2023 - cell.com
Neurons require large amounts of energy, but whether they can perform glycolysis or require
glycolysis to maintain energy remains unclear. Using metabolomics, we show that human …

Axonal energy metabolism, and the effects in aging and neurodegenerative diseases

S Yang, JH Park, HC Lu - Molecular neurodegeneration, 2023 - Springer
Human studies consistently identify bioenergetic maladaptations in brains upon aging and
neurodegenerative disorders of aging (NDAs), such as Alzheimer's disease, Parkinson's …

[HTML][HTML] Interplay between oxidant species and energy metabolism

C Quijano, M Trujillo, L Castro, A Trostchansky - Redox biology, 2016 - Elsevier
It has long been recognized that energy metabolism is linked to the production of reactive
oxygen species (ROS) and critical enzymes allied to metabolic pathways can be affected by …

Energy metabolism in ALS: an underappreciated opportunity?

T Vandoorne, K De Bock, L Van Den Bosch - Acta neuropathologica, 2018 - Springer
Amyotrophic lateral sclerosis (ALS) is a relentlessly progressive and fatal
neurodegenerative disorder that primarily affects motor neurons. Despite our increased …

Poly (ADP-ribose) polymerase-dependent energy depletion occurs through inhibition of glycolysis

SA Andrabi, GKE Umanah, C Chang… - Proceedings of the …, 2014 - National Acad Sciences
Excessive poly (ADP-ribose)(PAR) polymerase-1 (PARP-1) activation kills cells via a cell-
death process designated “parthanatos” in which PAR induces the mitochondrial release …

Bioenergetics and redox adaptations of astrocytes to neuronal activity

JP Bolaños - Journal of neurochemistry, 2016 - Wiley Online Library
Neuronal activity is a high‐energy demanding process recruiting all neural cells that adapt
their metabolism to sustain the energy and redox balance of neurons. During …

[HTML][HTML] 6-Phosphofructo-2-kinase/fructose-2, 6-biphosphatase 3 and 4: A pair of valves for fine-tuning of glucose metabolism in human cancer

M Yi, Y Ban, Y Tan, W Xiong, G Li, B Xiang - Molecular metabolism, 2019 - Elsevier
Background Cancer cells favor the use of less efficient glycolysis rather than mitochondrial
oxidative phosphorylation to metabolize glucose, even in oxygen-rich conditions, a distinct …

Mitochondrial calcium uniporter Mcu controls excitotoxicity and is transcriptionally repressed by neuroprotective nuclear calcium signals

J Qiu, YW Tan, AM Hagenston, MA Martel… - Nature …, 2013 - nature.com
The recent identification of the mitochondrial Ca2+ uniporter gene (Mcu/Ccdc109a) has
enabled us to address its role, and that of mitochondrial Ca2+ uptake, in neuronal …