Results 51 to 60 of about 2,271,907 (274)

In Synch but Not in Step: Circadian Clock Circuits Regulating Plasticity in Daily Rhythms [PDF]

open access: yes, 2016
The suprachiasmatic nucleus (SCN) is a network of neural oscillators that program daily rhythms in mammalian behavior and physiology. Over the last decade much has been learned about how SCN clock neurons coordinate together in time and space to form a ...
Evans, Jennifer A., Gorman, M. R.
core   +2 more sources

Elevated photic response is followed by a rapid decay and depressed state in ictogenic networks

open access: yesbioRxiv, 2022
The switch between non-seizure and seizure states involves profound alterations in network excitability and synchrony. Both increased and decreased excitability may underlie the state transitions, as shown in epilepsy patients and animal models. Inspired
Sverre Myren-Svelstad   +9 more
semanticscholar   +1 more source

Autosomal dominant cortical tremor, myoclonus, and epilepsy (ADCME): Probable first family from India

open access: yesAnnals of Indian Academy of Neurology, 2014
Autosomal dominant cortical tremor, myoclonus, and epilepsy (ADCME) is an extremely rare syndrome characterized by familial occurrence of postural and action-induced tremors of the hands but showing electrophysiologic findings of cortical reflex ...
Chandra Mohan Sharma   +3 more
doaj   +1 more source

Influence of sinusoidally modulated visual stimuli at extremely low frequency range on the human EEG Activity [PDF]

open access: yes, 2006
The purpose of this study was to investigate whether sinusoidally modulated visual stimuli at extremely low frequencies (ELF) of 50, 16.66, 13, 10, 8.33 and 4Hz could influence the changes in EEG activity in 33 human subjects.
Cosic, I, Cvetkovic, D, Simpson, D
core   +1 more source

Neuropsychological-EEG Activation in Genetic Generalized Epilepsy

open access: yesPediatric Neurology Briefs, 2015
Investigators from Lithuanian University of Health Sciences, Kaunas, evaluated the effects of neuropsychological activation (NPA) tasks on epileptiform discharges (ED) in adolescents with idiopathic generalized epilepsy (IGE) and in comparison with ...
J Gordon Millichap, John J Millichap
doaj   +1 more source

A statistical technique for measuring synchronism between cortical regions in the EEG during rhythmic stimulation

open access: yes, 2001
The coherence function has been widely applied in quantifying the degree of synchronism between electroencephalogram (EEG) signals obtained from different brain regions.
Infantosi, A.F.C.   +2 more
core   +1 more source

Mechanisms of Photosensitive Epilepsies

open access: yesPediatric Neurology Briefs, 1999
Intermittent photic stimulation was performed in 21 photosensitive epileptic patients and the relation of the photoparoxysmal response (PPR) to the epilepsy syndrome was determined in a study at the National Epilepsy Center, Shizuoka Higashi Hospital ...
J Gordon Millichap
doaj   +1 more source

Magnetic resonance spectroscopy in migraine: what have we learned so far? [PDF]

open access: yes, 2012
Objective: To summarize and evaluate proton (H-1) and phosphorus (P-31) magnetic resonance spectroscopy (MRS) findings in migraine. Methods: A thorough review of H-1 and/or P-31-MRS studies in any form of migraine published up to September 2011 ...
Achten, Eric   +2 more
core   +2 more sources

EEG-predictor’s effectiveness of starting therapy in epilepsy de novo by adult

open access: yesБюллетень сибирской медицины, 2011
The study cerebral rhythm reactivity by functional load at 49 patient’s with epilepsy de novo. Make photic stimulation and cognitive activation. It was demonstrated that patients, who get remission on starting anticonvulsant therapy have intact brain ...
O. V. Grebenyuk   +3 more
doaj   +1 more source

Uniform decrease of alpha-global field power induced by intermittent photic stimulation of healthy subjects [PDF]

open access: yes, 2010
Nineteen-channel EEGs were recorded from the scalp surface of 30 healthy subjects (16 males and 14 females, mean age: 34 years, SD: 11.7 years) at rest and under trains of intermittent photic stimulation (IPS) at rates of 5, 10 and 20 Hz.
Koch, Horst Josef   +2 more
core  

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