On the nature of seizure dynamics

Author: vwsd

August undefined, 2024

WebHere, we analysed seizure dynamics mathematically and established a taxonomy of seizures based on first principles. For the predominant seizure class we developed a generic model called Epileptor. As an experimental model system, we used ictal-like discharges induced in vitro in mouse hippocampi. We show that only five state variables … Web1 de ago. de 2014 · Search worldwide, life-sciences literature Search. Advanced Search Coronavirus articles and preprints Search examples: "breast cancer" Smith J

Predicting the spatiotemporal diversity of seizure propagation and ...

WebThe focus of this paper is to investigate the dynamics of seizure activities by using the Epileptor coupled model. Based on the coexistence of seizure-like event (SLE), … Webscientific article hilary tower

Criticality in probabilistic models of spreading dynamics in brain ...

Web31 de jul. de 2014 · Here, we analysed seizure dynamics mathematically and established a taxonomy of seizures based on first principles. For the predominant seizure class we … Web13 de abr. de 2024 · In monetary terms, investment firms have both a lot to answer for and a lot to supply in terms of achieving the pace of transition required to mitigate some of the catastrophic effects of climate change. Pragmatists on the left, including proponents of the Green New Deal, eye the enormous resources floating around in the financial world as … Web10 de abr. de 2024 · Since the earliest descriptions of the simple visual hallucinations in migraine patients and in subjects suffering from occipital lobe epilepsy, several important issues have arisen in recognizing epileptic seizures of the occipital lobe, which often present with symptoms mimicking migraine. A detailed quantitative and qualitative clinical … smallmouth in yellowstone

Neural mass models as a tool to investigate neural dynamics …

Spontaneous transitions to focal-onset epileptic seizures: A …

WebNational Center for Biotechnology Information Web1 de jan. de 2024 · However, in realistic conditions seizures spontaneously terminate within a few minutes. This can be explained by taking into account dynamics of other ion concentrations. Intracellular sodium ([Na +] i) progressively increases during a seizure episode due to spiking activity and the slow nature of Na + removal processes (Fig. 1b). smallmouth jig headsWeb1 de ago. de 2014 · And somewhat surprisingly, the vast majority of seizure onset-and offset patterns as observed on the EEG can be classified as corresponding to a set of these mathematical forms -highlighting some... smallmouth hair jigs

"Web26 de nov. de 2024 · The mechanism of seizure emergence and the role of brief interictal epileptiform discharges (IEDs) in seizure generation are two of the most important … " - On the nature of seizure dynamics

On the nature of seizure dynamics

Web27 de mar. de 2024 · This study presents a novel method that characterizes the dynamic behavior of pediatric seizure events and introduces a systematic approach to locate the nullclines on the phase space when the governing differential equations are unknown. Web11 de abr. de 2024 · The development of seizure prediction models is often based on long-term scalp electroencephalograms (EEGs ... which might alter the dynamics of the brain …

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Web7 de out. de 2024 · The basic dynamic mechanism that underlies the occurrence of these abnormal electrical patterns in the brain is not well understood. The current paper aims … Web4 de mai. de 2024 · Author summary Much attention has been devoted to the mechanisms underlying epileptic seizures. However, so far, the morphology of how seizures start on electrographic recordings (i.e. the seizure onset pattern) has been neglected as a potential indicator of the underlying dynamic mechanism. In this work, we take a spatio-temporal …

Web10 de abr. de 2024 · Section snippets Individual dynamics. The HR neuron model [25] is a nonlinear dynamical system composed of 3 differential equations modeling the neuronal activity and aims to study the spike and burst behaviors of the membrane action potential, x (t) written in dimensionless units. A neuron bursting dynamical state is characterized by a … Web1 de ago. de 2014 · Europe PMC is an archive of life sciences journal literature. This website requires cookies, and the limited processing of your personal data in order to function.

WebEpileptic seizure dynamics typically takes the form of regular or irregular temporal rhythms in the EEG. A rhythm is a repetitive event that is identified by visual inspection as standing out from normal background activity and being distinct from known physiological EEG rhythms like the occipital alpha rhythms. Web21 de set. de 2024 · Considering the similarities between the resulting dynamics and some features of seizure-like activity observed experimentally 1,48,49,50, we study these transitions as theoretical approximations ...

Web19 de out. de 2024 · Several models are developed to describe the dynamics of seizure generation and termination 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41. These models …

Web7 de fev. de 2024 · Our study sheds new light on the nature of phase transitions and fluctuations in seizure spreading dynamics. We expect it to play an important role in the development of closed-loop stimulation approaches for preventing seizure spread in pharmacologically resistant epilepsy. smallmouth lineWebanalysed seizure dynamics mathematically and established a taxonomy of seizures based on ﬁrst principles. For the predominant seizure class we developed a generic model … smallmouth largemouth comparisonWeb14 de out. de 2024 · According to an existing classification, two basic types of dynamic onset patterns plus a number of more complex onset waveforms can be distinguished. Here, we introduce a basic three-variable model with two time scales to study potential mechanisms of spontaneous seizure onset. hilary trickerWebHere, we analysed seizure dynamics mathematically and established a taxonomy of seizures based on first principles. For the predominant seizure class we developed a … hilary townsendWeb1 de jul. de 2024 · In this study, we explored long-term seizure dynamics and seizure clustering in the tetanus toxin (TeNT) model of temporal lobe epilepsy. The results … smallmouth largemouth hybridWeb1 de ago. de 2024 · A change of dynamic regime of the system (from awake to seizure, for example) can be considered as a change of attractor. Either an attractor evolves (one disappears, one appears), or two attractors co-exist in the phase space, and the trajectory passes from one to the other, crossing a separatrix. hilary truchanWeb19 de jan. de 2024 · Seizure suppression. To study the effect of the strength of the backwards connections (connections to the pathological column) on seizure suppression, we studied the dynamics of column 1 while varying backwards connections K i1 (i = 2,…,7). All connectivity constants K i1 were changed simultaneously. smallmouth mount