Results 11 to 20 of about 9,081,085 (259)

Effects of Ketamine on Neuronal Spontaneous Excitatory Postsynaptic Currents and Miniature Excitatory Postsynaptic Currents in the Somatosensory Cortex of Rats

open access: yesIranian Journal of Medical Sciences, 2016
Background: Ketamine is a commonly used intravenous anesthetic which produces dissociation anesthesia, analgesia, and amnesia. The mechanism of ketamine-induced synaptic inhibition in high-level cortical areas is still unknown.
Chengdong Yuan   +6 more
doaj   +1 more source

Excitatory postsynaptic potentials in rat neocortical neurons in vitro. III. Effects of a quinoxalinedione non-NMDA receptor antagonist [PDF]

open access: yes, 1990
1. Intracellular microelectrodes were used to obtain recordings from neurons in layer II/III of rat frontal cortex. A bipolar electrode positioned in layer IV of the neocortex was used to evoke postsynaptic potentials.
J. J. Hablitz   +3 more
core   +2 more sources

EPSPs in rat neocortical neurons in vitro. I. Electrophysiological evidence for two distinct EPSPs [PDF]

open access: yes, 1989
1. To investigate excitatory postsynaptic potentials (EPSPs), intracellular recordings were performed in layer II/III neurons of the rat medial frontal cortex.
Sutor, Bernd, Hablitz, John H.
core   +2 more sources

EPSPs in rat neocortical neurons in vitro. II. Involvement of N-methyl-D-aspartate receptors in the generation of EPSPs [PDF]

open access: yes, 1989
1. Intracellular recordings were obtained from neurons in layer II/III of rat frontal cortex. Single-electrode current- and voltage-clamp techniques were employed to compare the sensitivity of excitatory postsynaptic potentials (EPSPs) and ...
J. J. Hablitz   +3 more
core   +2 more sources

Membrane-derived phospholipids control synaptic neurotransmission and plasticity. [PDF]

open access: yesPLoS Biology, 2015
Synaptic communication is a dynamic process that is key to the regulation of neuronal excitability and information processing in the brain. To date, however, the molecular signals controlling synaptic dynamics have been poorly understood.
Victoria García-Morales   +8 more
doaj   +1 more source

Visualization by high resolution immunoelectron microscopy of the transient receptor potential vanilloid-1 at inhibitory synapses of the mouse dentate gyrus. [PDF]

open access: yesPLoS ONE, 2015
We have recently shown that the transient receptor potential vanilloid type 1 (TRPV1), a non-selective cation channel in the peripheral and central nervous system, is localized at postsynaptic sites of the excitatory perforant path synapses in the ...
Miren-Josune Canduela   +7 more
doaj   +1 more source

Imbalance of Excitation and Inhibition at Threshold Level In the Auditory Cortex

open access: yesFrontiers in Neural Circuits, 2015
The interplay of cortical excitation and inhibition is a fundamental feature of cortical information processing. Excitation and inhibition in single cortical neurons are balanced in their response to optimal sensory stimulation due to thalamocortical ...
Yan eZhao   +6 more
doaj   +1 more source

Preparation of Pre- and Post-synaptic Density Fraction from Mouse Cortex

open access: yesBio-Protocol, 2013
The understanding of the organization of postsynaptic signaling systems at excitatory synapses has been aided by the identification of proteins in the postsynaptic density (PSD) fraction, a subcellular fraction enriched in structures with the morphology ...
Chengyong Shen, Yong-Jun Chen
doaj   +1 more source

Phenomenological incorporation of nonlinear dendritic integration using integrate-and-fire neuronal frameworks. [PDF]

open access: yesPLoS ONE, 2013
It has been discovered recently in experiments that the dendritic integration of excitatory glutamatergic inputs and inhibitory GABAergic inputs in hippocampus CA1 pyramidal neurons obeys a simple arithmetic rule as V(S)(Exp) ≈ V(E)(Exp) + V(I)(Exp) + kV(
Douglas Zhou   +3 more
doaj   +1 more source

Diurnal rhythms in neurexins transcripts and inhibitory/excitatory synapse scaffold proteins in the biological clock [PDF]

open access: yes, 2012
The neurexin genes (NRXN1/2/3) encode two families (α and β) of highly polymorphic presynaptic proteins that are involved in excitatory/inhibitory synaptic balance.
Hendricks, Michael   +15 more
core   +2 more sources

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