Results 151 to 160 of about 114,184 (367)

Estrogenic regulation of hippocampal inhibitory system across lifespan

open access: yesJournal of Neuroendocrinology, EarlyView.
Abstract Estrogens produced in peripheral tissues and locally in the brain are potent neuromodulators. The function of the hippocampus, a brain region essential for episodic memory and spatial navigation, relies on the activity of ensembles of excitatory neurons whose activity is temporally and spatially coordinated by a wide diversity of inhibitory ...
Pablo Méndez   +2 more
wiley   +1 more source

Chronic cocaine enhances release of neuroprotective amino acid taurine: a microdialysis study [PDF]

open access: yes, 2008
Cocaine inhibits high-affinity neurotransmitter uptake at the presynaptic nerve terminals to increase synaptic levels of dopamine, norepinephrine and serotonin^1^. This increase of synaptic dopamine may cause neurotoxicity^2,3^.
Eitan Freedman   +5 more
core   +1 more source

Signal transduction, pharmacological properties, and expression patterns of two rat metabotropic glutamate receptors, mGluR3 and mGluR4 [PDF]

open access: hybrid, 1993
Yasuto Tanabe   +5 more
openalex   +1 more source

Membrane progesterone and oestrogen receptors modulate GABAergic transmission in the prefrontal cortex of prepubertal male, but not female, mice

open access: yesExperimental Physiology, EarlyView.
Abstract The sex hormones progesterone (P) and oestrogen (E) reorganize GABAergic transmission in the prefrontal cortex (PFC) during the transition from childhood to adolescence, generating a new excitatory–inhibitory balance necessary for the computational capacity of the mature PFC.
Aitana Vázquez‐Sola   +2 more
wiley   +1 more source

Glutamate Receptor Signaling in Retina Müller Cells: Plausible Role in Neurodegeneration

open access: yesReceptors
The retinal network relies on glutamate, the primary excitatory neurotransmitter involved in the visual cycle. Glutamate transactions are carried out by an array of distinct receptors and transporters distributed across both pre- and post-synaptic ...
Bolaji Oyetayo   +6 more
doaj   +1 more source

Neurotoxic Agent-Induced Injury in Neurodegenerative Disease Model: Focus on Involvement of Glutamate Receptors

open access: yesFrontiers in Molecular Neuroscience, 2018
Glutamate receptors play a crucial role in the central nervous system and are implicated in different brain disorders. They play a significant role in the pathogenesis of neurodegenerative diseases (NDDs) such as Alzheimer’s disease, Parkinson’s disease,
Md. Jakaria   +9 more
doaj   +1 more source

Non‐ionotropic NMDAR signalling activates Panx1 to induce P2X4R‐dependent long‐term depression in the hippocampus

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Stimulation of the Shaffer collateral pathway at 3 Hz activates non‐ionotropic NMDA receptors. This subsequently leads to Src kinase mediated phosphorylation of pannexin‐1 (Panx1), which releases ATP from the postsynaptic cell. ATP acts as a ligand for P2X4 receptors to induce long‐term depression (LTD). Abstract In recent years,
Allison C. Nielsen   +4 more
wiley   +1 more source

Simplified calcium signaling cascade for synaptic plasticity [PDF]

open access: yesarXiv, 2019
We propose a model for synaptic plasticity based on a calcium signaling cascade. The model simplifies the full signaling pathways from a calcium influx to the phosphorylation (potentiation) and dephosphorylation (depression) of glutamate receptors that are gated by fictive C1 and C2 catalysts, respectively.
arxiv  

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