Results 141 to 150 of about 55,234 (296)

Pathophysiological role of extrasynaptic GABAA receptors in typical absence epilepsy [PDF]

open access: yes, 2011
GABA is the principal inhibitory neurotransmitter in the mammalian CNS. It acts via two classes of receptors, the GABAA, a ligand gated ion channel (ionotropic receptor) and the metabotropic G-protein coupled GABAB receptor.
Crunelli, Vincenzo   +2 more
core  

The effect of neural adaptation of population coding accuracy

open access: yes, 2011
Most neurons in the primary visual cortex initially respond vigorously when a preferred stimulus is presented, but adapt as stimulation continues. The functional consequences of adaptation are unclear.
Cortes, J. M.   +5 more
core   +2 more sources

Geometric Analysis of Synchronization in Neuronal Networks with Global Inhibition and Coupling Delays [PDF]

open access: yes, 2017
We study synaptically coupled neuronal networks to identify the role of coupling delays in network's synchronized behaviors. We consider a network of excitable, relaxation oscillator neurons where two distinct populations, one excitatory and one ...
Campbell, Sue Ann, Ryu, Hwayeon
core   +2 more sources

Qihuang Needle Therapy for Motor Symptoms in Parkinson's Disease: A Randomized Controlled Trial

open access: yesMovement Disorders, EarlyView.
Abstract Background Motor symptoms in Parkinson's disease (PD) often respond incompletely to medication, highlighting the need for effective adjunctive therapies. Acupuncture may offer benefits, but high‐quality evidence for specialized techniques such as Qihuang needle therapy is lacking.
Wanqing Peng   +11 more
wiley   +1 more source

The Functional Role of Thalamocortical Coupling in the Human Motor Network

open access: yesJournal of Neuroscience, 2019
The amplitude of high broadband activity in human cortical field potentials indicates local processing and has repeatedly been shown to reflect motor control in the primary motor cortex. In a group of male and female subjects affected by essential tremor
E. Opri   +4 more
semanticscholar   +1 more source

Cannabigerol reverses mechanical allodynia through α2A‐adrenergic modulation of thalamocortical signaling in chemotherapy‐induced neuropathy

open access: yesBritish Journal of Pharmacology, EarlyView.
Abstract Background and Purpose Chemotherapy‐induced peripheral neuropathy (CIPN) is a prevalent and treatment‐resistant side effect of platinum‐based chemotherapy, characterised by mechanical allodynia. Cannabigerol (CBG), a non‐psychoactive cannabinoid, has shown antinociceptive potential, but its site and mechanism of action remain unclear.
Quinn W. Wade   +7 more
wiley   +1 more source

Thalamocortical and corticothalamic pathways differentially contribute to goal-directed behaviors in the rat

open access: yeseLife, 2018
Highly distributed neural circuits are thought to support adaptive decision-making in volatile and complex environments. Notably, the functional interactions between prefrontal and reciprocally connected thalamic nuclei areas may be important when ...
Fabien Alcaraz   +5 more
semanticscholar   +1 more source

Prevention of microglial activation and postoperative cognitive deficits by positive allosteric modulation of α5‐GABAA receptors

open access: yesBritish Journal of Pharmacology, EarlyView.
Background and Purpose Long‐lasting cognitive deficits after surgery in aged individuals, referred to as perioperative neurocognitive disorder (NCD), are a significant public health concern. Such postoperative cognitive deficits are dependent on the presence of microglia in the brain, which, when activated, trigger neuroinflammation.
Jinrui Lyu   +9 more
wiley   +1 more source

Cortical Sensory Responses Are Enhanced by the Higher-Order Thalamus

open access: yesCell Reports, 2016
In the mammalian brain, thalamic signals reach the cortex via two major routes: primary and higher-order thalamocortical pathways. While primary thalamocortical nuclei transmit sensory signals from the periphery, the function of higher-order ...
Rebecca A. Mease   +2 more
doaj   +1 more source

Thalamocortical network neuromodulation for epilepsy. [PDF]

open access: yesBrain Commun
Objectives Despite the growing interest in network-guided neuromodulation for epilepsy, uncertainty about the safety and long-term efficacy of thalamocortical stimulation persist. Our evaluation focused on the use of a 4-lead open-loop implantable pulse generator (IPG) for thalamocortical network neuromodulation.
Agashe S   +12 more
europepmc   +3 more sources

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