On the nature of seizure dynamics

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August undefined, 2024

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 … Web11 de abr. de 2024 · Chromatin is the physical substrate of the genome that carries the DNA sequence and ensures its proper functions and regulation in the cell nucleus. While a lot is known about the dynamics of ...

On the nature of seizure dynamics. - 百度学术 - Baidu

WebNonlinear dynamics has recently been extensively used to study epilepsy due to the complex nature of the neuronal systems. 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 … smallwoods sizes

Cycles in epilepsy Nature Reviews Neurology

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 … Web1 de ago. de 2014 · Search worldwide, life-sciences literature Search. Advanced Search Coronavirus articles and preprints Search examples: "breast cancer" Smith J WebHere, we analysed seizure dynamics mathematically and established a taxonomy of seizures based on first principles. For the predominant seizure class we developed a … smallwoods tool

On the modelling of seizure dynamics Brain Oxford …

Brain network dynamics codify heterogeneity in seizure

Web18 de dez. de 2024 · Furthermore, this approach distinguished brain regions with seizures from seizure-free brain regions in the epileptic rat strain. We suggest that fast oxygen dynamics may be a useful biomarker for ... Web23 de out. de 2024 · In the field of computational epilepsy, neural field models helped to understand some large-scale features of seizure dynamics. These insights however remain on general levels, without translation to the clinical settings via personalization of the model with the patient-specific structure. smallwoods tiresWebHere, 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 … smallwoods store

"Web1 de ago. de 2014 · Here, we analysed seizure dynamics mathematically and established a taxonomy of seizures based on first principles. For the predominant seizure class we … " - On the nature of seizure dynamics

On the nature of seizure dynamics

Neurostimulation stabilizes spiking neural networks by ... - Nature

Web7 de fev. de 2024 · The model. We model the dynamics of seizure spread in a network of interacting nodes. In the initial following sections, we focus on patient-specific finite-size … Web27 de mar. de 2024 · Patient-Specific Seizure Detection Using Nonlinear Dynamics and Nullclines. Abstract: Nonlinear dynamics has recently been extensively used to study …

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Web12 de jun. de 2024 · 2 51 abnormal alterations in the dynamic functional brain connectivity that are caused by neurological 52 conditions (6, 12–16). 53 54 As one of the most common neurological disorders with roughly 50 million cases world-wide, 55 epilepsy is characterized by its emerging spontaneous seizure activity (17, 18).Critically, one-56 third of the … 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 …

Web1 de abr. de 2024 · analysed seizure dynamics mathematically and established a taxonomy of seizures based on first principles. For the predominant seizure class we … 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 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). Web24 de abr. de 2024 · Epilepsy is widely accepted to be a disorder of brain networks, and a seizure may be seen as an expression of a dynamical system, of which semiology is an emergent property. A seizure is a dynamic process defined by spatial and temporal aspects, and semiology is likewise expressed as a dynamic process with …

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 …

Web15 de mar. de 2024 · The average periodicity varies individually, but group trends (multidien seizure chronotypes) 58 include about-monthly periodicity of ~20–35 days 51 and more … smallwoods tires rochester paWeb22 de fev. de 2024 · Modelling the interactions that arise from neural dynamics in seizure genesis is challenging but important in the effort to improve the success of epilepsy surgery. Dynamical network models ... smallwoods trackingWeb1 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. smallwoods tires rochesterWeb21 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 ... hildegard knef mackie messer youtubeWeb26 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 … hildegard knef platz 3Web19 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 … smallwoods trailers jackson tnWebNational Center for Biotechnology Information smallwoods trailers