Results 101 to 110 of about 2,710,426 (336)

Parabolic Fractional Maximal Operator in Modified Parabolic Morrey Spaces

open access: yesJournal of Function Spaces and Applications, 2012
We prove that the parabolic fractional maximal operator MαP, 0 ...
Vagif S. Guliyev, Kamala R. Rahimova
doaj   +1 more source

On a biparameter maximal multilinear operator

open access: yesJournal of Functional Analysis, 2015
It is well-known that estimates for maximal operators and questions of pointwise convergence are strongly connected. In recent years, convergence properties of so-called `non-conventional ergodic averages' have been studied by a number of authors, including Assani, Austin, Host, Kra, Tao, and so on. In particular, much is known regarding convergence in
openaire   +2 more sources

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

Spectral analysis of q-fractional Sturm-Liouville operators

open access: yesElectronic Journal of Differential Equations, 2017
In this article, we study q-fractional Sturm-Liouville operators. Using by the functional method, we pass to a new operator. Then, showing that this operator is a maximal operator and constructing a self-adjoint dilation of the maximal dissipative ...
Bilender P. Allahverdiev, Huseyin Tuna
doaj  

Developmental programmes drive cellular plasticity, disease progression and therapy resistance in lung adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
This study shows that lung adenocarcinomas exploit developmental branching morphogenesis to acquire a therapy resistant basal‐like tumour cell state. This process was found to be regulated by combined TP53 loss‐of‐function and type‐I interferon signalling, identifying a novel axis for biomarker and therapeutic target discovery.
Kamila J Bienkowska   +13 more
wiley   +1 more source

Weak type estimates of Hardy–Littlewood maximal operator on local Morrey spaces associated with ball quasi-Banach function spaces

open access: yesResults in Applied Mathematics
This paper proves the weak type estimates of the Hardy–Littlewood maximal operator on local Morrey spaces associated with ball quasi-Banach function spaces.
HanLin Li, Jiang Zhou
doaj   +1 more source

Global Estimates for Singular Integrals of the Composition of the Maximal Operator and the Green's Operator

open access: yesJournal of Inequalities and Applications, 2010
We establish the Poincaré type inequalities for the composition of the maximal operator and the Green's operator in John domains.
Yi Ling, Hanson M. Umoh
doaj   +1 more source

Endpoint regularity of discrete multilinear fractional nontangential maximal functions

open access: yesAdvances in Difference Equations, 2019
Given m≥1 $m\geq 1$, 0≤λ≤1 $0\leq \lambda \leq 1$, and a discrete vector-valued function f→=(f1,…,fm) $\vec{f}=(f_{1},\ldots,f_{m})$ with each fj:Zd→R $f_{j}:\mathbb{Z} ^{d}\rightarrow \mathbb{R}$, we consider the discrete multilinear fractional ...
Daiqing Zhang
doaj   +1 more source

Maximal operator in variable exponent Morrey spaces

open access: yes, 2008
The boundedness of the Hardy-Littlewood maximal operator on the variable Morrey spaces defined over a bounded open set in R^n is proved, under the assumption of the local Holder continuity of the exponent, completing the result obtained by L.
FIORENZA, ALBERTO
core  

Oncogenic DMTF1β promotes cancer cell motility by regulating autophagy through ULK1 stabilization

open access: yesMolecular Oncology, EarlyView.
In the current study, we demonstrate that the oncogene DMTF1β regulates ULK1 stability by reducing its proteasomal degradation in cancer cells. This stabilization enables ULK1 to induce autophagy, which in turn facilitates cancer cell migration. Consequently, reduced DMTF1β levels lead to decreased autophagy and impaired cancer cell migration.
Jun Xu   +13 more
wiley   +1 more source

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