Results 21 to 30 of about 716,780 (343)

Calcium Export from Neurons and Multi-Kinase Signaling Cascades Contribute to Ouabain Neuroprotection in Hyperhomocysteinemia

open access: yesBiomolecules, 2020
Pathological homocysteine (HCY) accumulation in the human plasma, known as hyperhomocysteinemia, exacerbates neurodegenerative diseases because, in the brain, this amino acid acts as a persistent N-methyl-d-aspartate receptor agonist.
Maria A. Ivanova   +7 more
doaj   +1 more source

A Computational Study of Astrocytic GABA Release at the Glutamatergic Synapse: EAAT-2 and GAT-3 Coupled Dynamics

open access: yesFrontiers in Cellular Neuroscience, 2021
Neurotransmitter dynamics within neuronal synapses can be controlled by astrocytes and reflect key contributors to neuronal activity. In particular, Glutamate (Glu) released by activated neurons is predominantly removed from the synaptic space by ...
Bronac Flanagan   +5 more
doaj   +1 more source

Astrocytes Maintain Glutamate Homeostasis in the CNS by Controlling the Balance between Glutamate Uptake and Release

open access: yesCells, 2019
Glutamate is one of the most prevalent neurotransmitters released by excitatory neurons in the central nervous system (CNS); however, residual glutamate in the extracellular space is, potentially, neurotoxic.
Shaimaa Mahmoud   +3 more
doaj   +1 more source

Brainstem neural mechanisms controlling locomotion with special reference to basal vertebrates

open access: yesFrontiers in Neural Circuits, 2023
Over the last 60 years, the basic neural circuitry responsible for the supraspinal control of locomotion has progressively been uncovered. Initially, significant progress was made in identifying the different supraspinal structures controlling locomotion
Philippe Lacroix-Ouellette   +3 more
doaj   +1 more source

Inhibition of the mitochondrial pyruvate carrier protects from excitotoxic neuronal death. [PDF]

open access: yes, 2017
Glutamate is the dominant excitatory neurotransmitter in the brain, but under conditions of metabolic stress it can accumulate to excitotoxic levels.
Andreyev, Alexander Y   +12 more
core   +1 more source

Abnormalities in Glutamate Metabolism and Excitotoxicity in the Retinal Diseases

open access: yesScientifica, 2013
In the physiological condition, glutamate acts as an excitatory neurotransmitter in the retina. However, excessive glutamate can be toxic to retinal neurons by overstimulation of the glutamate receptors.
Makoto Ishikawa
doaj   +1 more source

The effects of physical activity on glutamate neurotransmission in neuropsychiatric disorders

open access: yesFrontiers in Sports and Active Living, 2023
Physical activity (PA) is an effective way of increasing cognitive and emotional health and counteracting many psychiatric conditions. Numerous neurobiological models for depression have emerged in the past 30 years but many struggle to incorporate the ...
Richard Baskerville   +2 more
doaj   +1 more source

A Mini-Review of the Role of Glutamate Transporter in Drug Addiction

open access: yesFrontiers in Neurology, 2019
Goals: The development of new treatment for drug abuse requires identification of targetable molecular mechanisms. The pathology of glutamate neurotransmission system in the brain reward circuit is related to the relapse of multiple drugs.
Wenjun Wang   +3 more
doaj   +1 more source

Amino Acid Oncometabolism and Immunomodulation of the Tumor Microenvironment in Lung Cancer

open access: yesFrontiers in Oncology, 2020
The observation that cancer acquires significant changes in its metabolism dates back nearly a century, to Otto Warburg noting that cancer cells preferentially utilize glycolysis even when there are no hypoxic conditions in the growth media.
Johannes F. Fahrmann   +2 more
doaj   +1 more source

Glutamate and Epilepsy [PDF]

open access: yesThe Journal of Nutrition, 2000
Epileptic syndromes have very diverse primary causes, which may be genetic, developmental or acquired. In rodent models, altering glutamate receptor or glutamate transporter expression by knockout or knockdown procedures can induce or suppress epileptic seizures.
openaire   +3 more sources

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