Results 31 to 40 of about 154,053 (277)

Disinhibition of hippocampal CA3 neurons induced by suppression of an adenosine A1 receptor-mediated inhibitory tonus: Pre- and postsynaptic components [PDF]

open access: yes, 1993
Intracellular recordings were performed on hippocampal CA3 neuronsin vitro to investigate the inhibitory tonus generated by endogenously produced adenosine in this brain region.
Alzheimer   +60 more
core   +1 more source

Convulsant actions of 4-aminopyridine on the guinea-pig olfactory cortex slice [PDF]

open access: yes, 1982
The effects of bath-applied 4-aminopyridine on neurones and extracellular potassium and calcium concentrations were recorded in slices of guinea-pig olfactory cortex. Neurones were orthodromically activated by stimulating the lateral olfactory tract.
Baranyi   +47 more
core   +1 more source

GABAergic synaptic transmission regulates calcium influx during spike-timing dependent plasticity

open access: yesFrontiers in Synaptic Neuroscience, 2010
Coincident pre- and postsynaptic activity of hippocampal neurons alters the strength of gamma-aminobutyric acid (GABAA)-mediated inhibition through a Ca2+-dependent regulation of cation-chloride cotransporters.
Trevor Balena   +2 more
doaj   +1 more source

Artificial synapses with photoelectric plasticity and memory behaviors based on charge trapping memristive system

open access: yesMaterials & Design, 2020
Imitation of memory and learning behaviors of nervous system by nanoscale photoelectric devices is highly desirable for building neuromorphic systems or even artificial neural networks.
Zhiliang Chen   +8 more
doaj   +1 more source

Quantitative Analysis Linking Inner Hair Cell Voltage Changes and Postsynaptic Conductance Change: A Modelling Study [PDF]

open access: yes, 2015
This paper presents a computational model which estimates the postsynaptic conductance change of mammalian Type I afferent peripheral process when airborne acoustic waves impact on the tympanic membrane. A model of the human auditory periphery is used to
Drakakis, EM, Prokopiou, AN
core   +3 more sources

PTPσ Controls Presynaptic Organization of Neurotransmitter Release Machinery at Excitatory Synapses

open access: yesiScience, 2020
Summary: Leukocyte common antigen-related receptor tyrosine phosphatases (LAR-RPTPs) are evolutionarily conserved presynaptic organizers. The synaptic role of vertebrate LAR-RPTPs in vivo, however, remains unclear.
Kyung Ah Han   +10 more
doaj   +1 more source

Stimulus-specific adaptation at the synapse level in vitro. [PDF]

open access: yesPLoS ONE, 2014
Stimulus-specific adaptation (SSA) is observed in many brain regions in humans and animals. SSA of cortical neurons has been proposed to accumulate through relays in ascending pathways.
Haitao Wang   +3 more
doaj   +1 more source

Cortical Stimulation Induces Excitatory Postsynaptic Potentials of Inferior Colliculus Neurons in a Frequency-Specific Manner

open access: yesFrontiers in Neural Circuits, 2020
Corticofugal modulation of auditory responses in subcortical nuclei has been extensively studied whereas corticofugal synaptic transmission must still be characterized.
Jiyao Qi   +5 more
doaj   +1 more source

Synaptic actions of amyotrophic-lateral-sclerosis-associated G85R-SOD1 in the squid giant synapse [PDF]

open access: yes, 2020
© The Author(s), 2020. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in Song, Y.
Song, Yuyu
core   +1 more source

The positive allosteric modulator of NMDA receptors, GNE‐9278, blocks the ethanol‐induced decrease of excitability in developing retrosplenial cortex neurons from mice

open access: yesNeuropsychopharmacology Reports, 2023
Binge‐like exposure to ethanol during the brain growth spurt triggers apoptotic neurodegeneration in multiple brain regions, including the retrosplenial cortex, a brain region that is part of the hippocampal‐diencephalic‐cingulate memory network. This is
Clark W. Bird, Carlos F. Valenzuela
doaj   +1 more source

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