Results 21 to 30 of about 18,397 (205)

Mediodorsal thalamus lesion increases paradoxical sleep in rats [PDF]

open access: yesSleep Science, 2021
Introduction: The mediodorsal thalamic nucleus has extensive connections with prefrontal cortex, which is considered as seat of cognition. It also receives connections from sleep-wakefulness regulating areas in the brainstem and ...
S N Sriji   +2 more
doaj   +1 more source

Electrical Synapses in the Thalamic Reticular Nucleus [PDF]

open access: yesThe Journal of Neuroscience, 2002
Neurons of the thalamic reticular nucleus (TRN) provide inhibitory input to thalamic relay cells and generate synchronized activity during sleep and seizures. It is widely assumed that TRN cells interact only via chemical synaptic connections. However, we show that many neighboring pairs of TRN neurons in rats and mice are electrically coupled.
Carole E, Landisman   +5 more
openaire   +2 more sources

Structural and functional abnormalities in thalamic neurons following neocortical focal status epilepticus

open access: yesNeurobiology of Disease, 2023
Status epilepticus (SE) is a life-threatening emergency that can result in de novo development or worsening of epilepsy. We tested the hypothesis that the aberrant cortical output during neocortical focal status epilepticus (FSE) would induce structural ...
Perez-Ramirez Maria-Belen   +2 more
doaj   +1 more source

Enduring Effects of Early Life Stress on Firing Patterns of Hippocampal and Thalamocortical Neurons in Rats: Implications for Limbic Epilepsy. [PDF]

open access: yesPLoS ONE, 2013
Early life stress results in an enduring vulnerability to kindling-induced epileptogenesis in rats, but the underlying mechanisms are not well understood.
Idrish Ali   +9 more
doaj   +1 more source

Corticothalamic Inhibition in the Thalamic Reticular Nucleus [PDF]

open access: yesJournal of Neurophysiology, 2004
Mutual inhibition between the GABAergic cells of the thalamic reticular nucleus (RTN) is important in regulating oscillations in the thalamocortical network, promoting those in the spindle range of frequencies over those at lower frequencies. Excitatory inputs to the RTN from the cerebral cortex are numerically large and particularly powerful in ...
Liming, Zhang, Edward G, Jones
openaire   +2 more sources

The Effect of Noise Trauma and Deep Brain Stimulation of the Medial Geniculate Body on Tissue Activity in the Auditory Pathway

open access: yesBrain Sciences, 2022
Tinnitus is defined as the phantom perception of sound. To date, there is no curative treatment, and contemporary treatments have failed to show beneficial outcomes. Deep brain stimulation has been suggested as a potential therapy for refractory tinnitus.
Faris Almasabi   +6 more
doaj   +1 more source

Functional Organization of the Thalamic Input to the Thalamic Reticular Nucleus [PDF]

open access: yesThe Journal of Neuroscience, 2011
Most axons connecting the thalamus and cortex in both directions pass through the thalamic reticular nucleus (TRN), a thin layer of GABAergic cells adjacent to the thalamus, and innervate neurons there. The TRN, therefore, is in a strategic location to regulate thalamocortical communication. We recorded neurons of the somatosensory region of the TRN in
Ying-Wan, Lam, S Murray, Sherman
openaire   +2 more sources

Measuring calcium activity within individual neurons within the rat thalamus

open access: yesMethodsX, 2021
Detailed methods for imaging calcium activity in single cells within the ventral posteromedial thalamic nucleus of the rat was completed for the first time in these studies.
Addison Pritchard   +2 more
doaj   +1 more source

Does Corticothalamic Feedback Control Cortical Velocity Tuning? [PDF]

open access: yes, 2001
The thalamus is the major gate to the cortex and its contribution to cortical receptive field properties is well established. Cortical feedback to the thalamus is, in turn, the anatomically dominant input to relay cells, yet its influence on thalamic ...
Hillenbrand, Ulrich, van Hemmen, J. Leo
core   +5 more sources

Neuroligin 2 regulates absence seizures and behavioral arrests through GABAergic transmission within the thalamocortical circuitry

open access: yesNature Communications, 2020
Neuroligins are postsynaptic cell adhesion molecules that are involved in synapse function and autism spectrum disorder. The authors show that NLG2-mediated GABAergic transmission at the thalamic reticular nucleus-thalamic circuit is a common mechanism ...
Feng Cao   +6 more
doaj   +1 more source

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