Search Results - "Tsintsadze, Timur"
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Early Gamma Oscillations Synchronize Developing Thalamus and Cortex
Published in Science (American Association for the Advancement of Science) (14-10-2011)“…During development, formation of topographic maps in sensory cortex requires precise temporal binding in thalamocortical networks. However, the physiological…”
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2
Oxytocin-Mediated GABA Inhibition During Delivery Attenuates Autism Pathogenesis in Rodent Offspring
Published in Science (American Association for the Advancement of Science) (07-02-2014)“…We report that the oxytocin-mediated neuroprotective γ-aminobutyric acid (GABA) excitatory-inhibitory shift during delivery is abolished in the valproate and…”
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3
Enhanced excitability of cortical neurons in low-divalent solutions is primarily mediated by altered voltage-dependence of voltage-gated sodium channels
Published in eLife (11-05-2021)“…Increasing extracellular [Ca2+] ([Ca2+]o) strongly decreases intrinsic excitability in neurons but the mechanism is unclear. By one hypothesis, [Ca2+]o screens…”
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4
Somatic and terminal CB1 receptors are differentially coupled to voltage-gated sodium channels in neocortical neurons
Published in Cell reports (Cambridge) (28-03-2023)“…Endogenous cannabinoid signaling is vital for important brain functions, and the same pathways can be modified pharmacologically to treat pain, epilepsy, and…”
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5
Strong G-Protein-Mediated Inhibition of Sodium Channels
Published in Cell reports (Cambridge) (29-05-2018)“…Voltage-gated sodium channels (VGSCs) are strategically positioned to mediate neuronal plasticity because of their influence on action potential waveform. VGSC…”
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6
Direct whole-cell patch-clamp recordings from small boutons in rodent primary neocortical neuron cultures
Published in STAR protocols (16-06-2023)“…Direct electrical recordings from conventional boutons in the mammalian central nervous system have proven challenging due to their small size. Here, we…”
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N-methyl-D-aspartate (NMDA) receptor NR2 subunit selectivity of a series of novel piperazine-2,3-dicarboxylate derivatives: preferential blockade of extrasynaptic NMDA receptors in the rat hippocampal CA3-CA1 synapse
Published in The Journal of pharmacology and experimental therapeutics (01-11-2009)“…N-Methyl-d-aspartate (NMDA) receptor antagonists that are highly selective for specific NMDA receptor 2 (NR2) subunits have several potential therapeutic…”
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Large, Stable Spikes Exhibit Differential Broadening in Excitatory and Inhibitory Neocortical Boutons
Published in Cell reports (Cambridge) (12-01-2021)“…Presynaptic action potential spikes control neurotransmitter release and thus interneuronal communication. However, the properties and the dynamics of…”
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9
Acid sensing ionic channels: Modulation by redox reagents
Published in Biochimica et biophysica acta (15-08-2005)“…Acid-sensing ion channels (ASICs) are widely expressed in mammalian sensory neurons and supposedly play a role in nociception and acid sensing. In the course…”
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10
Extrasynaptic NR2B and NR2D subunits of NMDA receptors shape ‘superslow’ afterburst EPSC in rat hippocampus
Published in The Journal of physiology (15-07-2004)“…In conditions of facilitated synaptic release, CA3/CA1 synapses generate anomalously slow NMDA receptor‐mediated EPSCs (EPSCNMDA). Such a time course has been…”
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Diadenosine polyphosphate analog controls postsynaptic excitation in CA3-CA1 synapses via a nitric oxide-dependent mechanism
Published in The Journal of pharmacology and experimental therapeutics (01-08-2006)“…Previously, we have described the modulatory effect of diadenosine polyphosphates Ap4A and Ap5A on synaptic transmission in the rat hippocampal slices mediated…”
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12
Post-synaptic N-methyl- d-aspartate signalling in hippocampal neurons of rat: spillover increases the impact of each spike in a short burst discharge
Published in Neuroscience letters (06-05-2004)“…High-frequency burst discharges in hippocampus typically consist of less than ten spikes fired at frequencies too high to be followed by a post-synaptic…”
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13
GRIN2A mutations in acquired epileptic aphasia and related childhood focal epilepsies and encephalopathies with speech and language dysfunction
Published in Nature genetics (01-09-2013)“…Pierre Szepetowski and colleagues report the identification of mutations in GRIN2A in individuals with acquired epileptic aphasia and related childhood focal…”
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14
Hyperforin modulates gating of P-type Ca2+ current in cerebellar Purkinje neurons
Published in Pflügers Archiv (01-07-2000)“…Whole-cell, patch-clamp recordings from acutely isolated cerebellar Purkinje neurons demonstrate a two-stage modulation of P-type high-voltage-activated (HVA)…”
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15
Distinct Actions of Voltage-Activated Ca2+ Channel Block on Spontaneous Release at Excitatory and Inhibitory Central Synapses
Published in The Journal of neuroscience (19-04-2017)“…At chemical synapses, voltage-activated calcium channels (VACCs) mediate Ca2+ influx to trigger action potential-evoked neurotransmitter release. However, the…”
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Distinct Actions of Voltage-Activated Ca super(2+) Channel Block on Spontaneous Release at Excitatory and Inhibitory Central Synapses
Published in The Journal of neuroscience (19-04-2017)“…At chemical synapses, voltage-activated calcium channels (VACCs) mediate Ca super(2+) influx to trigger action potential-evoked neurotransmitter release…”
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17
Control of Inhibition by the Direct Action of Cannabinoids on GABA A Receptors
Published in Cerebral cortex (New York, N.Y. 1991) (01-09-2015)Get full text
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Diadenosine-Polyphosphate Analogue AppCH2ppA Suppresses Seizures by Enhancing Adenosine Signaling in the Cortex
Published in Cerebral cortex (New York, N.Y. 1991) (14-08-2019)“…Epilepsy is a multifactorial disorder associated with neuronal hyperexcitability that affects more than 1% of the human population. It has long been known that…”
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19
Control of Inhibition by the Direct Action of Cannabinoids on GABAA Receptors
Published in Cerebral cortex (New York, N.Y. 1991) (01-09-2015)“…Cannabinoids are known to regulate inhibitory synaptic transmission via activation of presynaptic G protein-coupled cannabinoid CB1 receptors (CB1Rs)…”
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20
Diadenosine-Polyphosphate Analogue AppCH2ppA Suppresses Seizures by Enhancing Adenosine Signaling in the Cortex
Published in Cerebral cortex (New York, N.Y. 1991) (06-10-2018)“…Epilepsy is a multifactorial disorder associated with neuronal hyperexcitability that affects more than 1% of the human population. It has long been known that…”
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