Results 91 to 100 of about 5,943,505 (321)

Chameleon sequences reveal structural effects in proteins representing micelle‐like distribution of hydrophobicity

open access: yesFEBS Open Bio, EarlyView.
Amino acids sequence of two different proteins with the same sequence (chameleon sequence—black boxes) represent in 3D structure of the proteins different secondary structures: HHHH—helical and BBB—Beta‐structural. The chains folded in water environment adopt different III‐order structures in which the chameleon fragments appear to adopt similar status
Irena Roterman   +4 more
wiley   +1 more source

A parametrized variational principle of nonlinear piezoelectricity

open access: yesComputer Assisted Methods in Engineering and Science, 2023
The variational theory is the theoretical basis of the finite element method, meshfree particle methods and other modern numerical techniques. The present paper establishes a family of variational principles for nonlinear piezoelectricity.
Ji-Huan He
doaj  

Aspects of the Schwinger Variational Principle Formulation

open access: yesTrends in Computational and Applied Mathematics, 2000
The application of the Schwinger variational principle-SVP and, in particular, the second Born approximation to the evaluation of scattering amplitude and integral cross sections for eletron-atom impact is ...
J.L.S. Lino   +2 more
doaj   +1 more source

The bimetric variational principle for General Relativity

open access: yes, 2012
The bimetric variational principle is a subtle reinterpretation of general relativity that assumes the spacetime connection to be generated by an independent metric.
Alexey Golovnev   +5 more
core   +1 more source

Will Memantine Exacerbate Seizures in People With Epilepsy? A Prospective Cohort Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To evaluate whether add‐on memantine would exacerbate seizures in people with epilepsy. Methods This was a prospective cohort study. People with epilepsy diagnosed with cognitive impairment were consecutively invited. Those who agreed were followed up for at least 24 weeks.
Peiyu Wang   +7 more
wiley   +1 more source

A variational principle for boundary-value problems with non-linear boundary conditions

open access: yesElectronic Journal of Differential Equations, 2015
In this article, we establish a variational principle for a class of boundary-value problems with a suitable non-linear boundary conditions. As an application of the variational principle, we study the existence of classical solutions for boundary ...
Dianwu Yang
doaj  

In‐Depth Profiling Highlights the Effect of Efgartigimod on Peripheral Innate and Adaptive Immune Cells in Myasthenia Gravis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Myasthenia gravis (MG) is an autoimmune disorder characterized by antibody‐mediated complement activation. Efgartigimod, a neonatal Fc receptor (FcRn) antagonist, is approved for treating generalized MG (gMG). However, its modulatory effects on upstream innate and adaptive immune cells remain largely unexplored.
Lei Jin   +11 more
wiley   +1 more source

Time-dependent variational principle in matrix-product state manifolds: Pitfalls and potential [PDF]

open access: yes, 2017
We study the applicability of the time-dependent variational principle in matrix-product state manifolds for the long time description of quantum interacting systems.
B. Kloss, Yevgeny Bar Lev, D. Reichman
semanticscholar   +1 more source

Super‐Refractory Status Epilepticus (SRSE) in a Patient With Compound Heterozygous OPA1 Variants: Case Report and Literature Review

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Super‐Refractory Status Epilepticus (SRSE) is a rare, life‐threatening neurological emergency with unclear etiology in many cases. Mitochondrial dysfunction, often due to disease‐causing genetic variants, is increasingly recognized as a cause, with each gene producing distinct pathophysiological mechanisms.
Pouria Mohammadi   +2 more
wiley   +1 more source

Infinitely many solutions to the Dirichlet problem for quasilinear elliptic systems

open access: yesLe Matematiche, 2005
In this paper we deal with the existence of weak solutions for some Dirichlet problem.The existence of solutions is proved by applying a critical point variational principle obtained by B. Ricceri as consequence of a more general variational principle.
Antonio Giuseppe Di Falco
doaj  

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