Results 61 to 70 of about 1,270,686 (341)

The cytoskeletal control of B cell receptor and integrin signaling in normal B cells and chronic lymphocytic leukemia

open access: yesFEBS Letters, EarlyView.
In lymphoid organs, antigen recognition and B cell receptor signaling rely on integrins and the cytoskeleton. Integrins act as mechanoreceptors, couple B cell receptor activation to cytoskeletal remodeling, and support immune synapse formation as well as antigen extraction.
Abhishek Pethe, Tanja Nicole Hartmann
wiley   +1 more source

Existence and multiplicity of solutions for nonhomogeneous Klein-Gordon-Maxwell equations

open access: yesElectronic Journal of Differential Equations, 2015
This article concerns the nonhomogeneous Klein-Gordon-Maxwell equation $$\displaylines{ -\Delta u+u-(2\omega +\phi)\phi u=|u|^{p-1}u +h(x), \quad\text{in }\mathbb{R}^3,\cr \Delta \phi=(\omega +\phi)u^2,\quad\text{in }\mathbb{R}^3, }$$ where ...
Liping Xu, Haibo Chen
doaj  

Variational Approaches for Lagrangian Discrete Nonlinear Systems

open access: yesMathematics, 2019
In this paper, we study the multiple solutions for Lagrangian systems of discrete second-order boundary value systems involving the discrete p-Laplacian operator.
Ahmed A. H. Alkhalidi   +2 more
doaj   +1 more source

On the existence of multiple solutions for a partial discrete Dirichlet boundary value problem with mean curvature operator

open access: yesAdvances in Nonlinear Analysis, 2021
Apartial discrete Dirichlet boundary value problem involving mean curvature operator is concerned in this paper. Under proper assumptions on the nonlinear term, we obtain some feasible conditions on the existence of multiple solutions by the method of ...
Du Sijia, Zhou Zhan
doaj   +1 more source

A greatest common divisor and a least common multiple of solutions of a linear matrix equation [PDF]

open access: yesarXiv, 2020
We describe the explicit form of a left greatest common divisor and a least common multiple of solutions of a solvable linear matrix equation over a commutative elementary divisor domain. We prove that these left greatest common divisor and least common multiple are also solutions of the same equation.
arxiv  

Multiple solutions to the planar plateau problem

open access: yesDifferential and Integral Equations, 2012
12 pages, 1 figure, added references, corrected ...
openaire   +3 more sources

Social context prevents heat hormetic effects against mutagens during fish development

open access: yesFEBS Letters, EarlyView.
This study shows that sublethal heat stress protects fish embryos against ultraviolet radiation, a concept known as ‘hormesis’. However, chemical stress transmission between fish embryos negates this protective effect. By providing evidence for the mechanistic molecular basis of heat stress hormesis and interindividual stress communication, this study ...
Lauric Feugere   +5 more
wiley   +1 more source

Multiple solutions for a discrete anisotropic (p_1(k),p_2(k))-Laplacian equations

open access: yesElectronic Journal of Differential Equations, 2015
This article concerns the existence and multiplicity solutions for a discrete Dirichlet Laplacian problems. Our technical approach is based on variational methods.
El Miloud Hssini
doaj  

On the existence and multiplicity of solutions for discrete higher order BVP [PDF]

open access: yesarXiv, 2011
We investigate the existence and multiplicity of solutions for higher order discrete boundary value problems via critical point theory.
arxiv  

miRNA‐29 regulates epidermal and mesenchymal functions in skin repair

open access: yesFEBS Letters, EarlyView.
miRNA‐29 inhibits cell‐to‐cell and cell‐to‐matrix adhesion by silencing mRNA targets. Adhesion is controlled by complex interactions between many types of molecules coded by mRNAs. This is crucial for keeping together the layers of the skin and for regenerating the skin after wounding.
Lalitha Thiagarajan   +10 more
wiley   +1 more source

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