Results 121 to 130 of about 4,970,219 (372)

Global Attractor for a Chemotaxis Model with Reaction Term

open access: yesJournal of Applied Mathematics, 2013
A chemotaxis model with reproduction term in a bounded domain Ω⊂Rn is discussed in this paper, where n=2,3. First, the existence of a global-in-time solution is given, and then a global attractor for this model is obtained.
Xueyong Chen, Jianwei Shen
doaj   +1 more source

THE EXISTENCE OF GLOBAL ATTRACTOR FOR CONVECTIVE CAHN-HILLIARD EQUATION

open access: yes, 2012
In this paper, we consider the convective Cahn-Hilliard equa- tion. Based on the regularity estimates for the semigroups, iteration tech- nique and the classical existence theorem of global attractors, we prove that the convective Cahn-Hilliard equation ...
Xiaopeng Zhao, Bo Liu
semanticscholar   +1 more source

A minimal approach to the theory of global attractors

open access: yesDiscrete & Continuous Dynamical Systems - A, 2012
For a semigroup $S(t):X\to X$ acting on a metric space $(X,d)$, we give a notion of global attractor based only on the minimality with respect to the attraction property. Such an attractor is shown to be invariant whenever $S(t)$ is asymptotically closed.
V. V. Chepyzhov   +2 more
openaire   +3 more sources

Plasma microRNA Signature as Predictive Marker of Clinical Response to Therapy During Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Despite the availability of effective therapies for Multiple Sclerosis (MS), the unpredictable nature of disease progression and the variability in individual treatment outcomes call for reliable biomarkers. This pilot study aims to investigate the potential of plasma circulating microRNAs (miRNAs) as predictive biomarkers for ...
Fortunata Carbone   +19 more
wiley   +1 more source

Regular Attractor by Strict Lyapunov Function for Random Dynamical Systems

open access: yesWasit Journal for Pure Sciences
The main objective of this paper is to study some types of random attractors in random dynamical systems based on the random strict Lyapunov   function.
Hind Adnan Hashim
doaj   +1 more source

Cross-attractor modeling of resting-state functional connectivity in psychiatric disorders

open access: yesNeuroImage, 2023
Resting-state functional connectivity (RSFC) is altered across various psychiatric disorders. Brain network modeling (BNM) has the potential to reveal the neurobiological underpinnings of such abnormalities by dynamically modeling the structure-function ...
Yinming Sun   +2 more
doaj  

Finite dimensional reduction and convergence to equilibrium for incompressible Smectic-A liquid crystal flows

open access: yes, 2010
We consider a hydrodynamic system that models the Smectic-A liquid crystal flow. The model consists of the Navier-Stokes equation for the fluid velocity coupled with a fourth-order equation for the layer variable $\vp$, endowed with periodic boundary ...
Segatti, Antonio, Wu, Hao
core  

Existence of global attractor for the Trojan Y Chromosome model

open access: yes, 2012
This paper is concerned with the long time behavior of solution for the equation derived by the Trojan Y Chromosome (TYC) model with spatial spread. Based on the regularity estimates for the semigroups and the classical existence theo- rem of global ...
Xiaopeng Zhao, Bo Liu, N. Duan
semanticscholar   +1 more source

Stage‐Dependent Inhibitory Connectivity in Striatal‐Motor Circuit in Huntington's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Elucidating dysfunctional connectivity patterns among key brain regions in Huntington's disease (HD) underlying progression may have implications for developing treatment and therapeutic evaluation. Objective Explore the relationship between abnormal spontaneous resting‐state activity and atrophy in HD‐specific brain regions and ...
Yinghua Jing   +4 more
wiley   +1 more source

The MSA Atrophy Index (MSA‐AI): An Imaging Marker for Diagnosis and Clinical Progression in Multiple System Atrophy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Reliable biomarkers are essential for tracking disease progression and advancing treatments for multiple system atrophy (MSA). In this study, we propose the MSA Atrophy Index (MSA‐AI), a novel composite volumetric measure to distinguish MSA from related disorders and monitor disease progression. Methods Seventeen participants with an
Paula Trujillo   +11 more
wiley   +1 more source

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