Results 61 to 70 of about 7,009,663 (303)

Existence of Almost Periodic Solutions to š‘th-Order Neutral Differential Equations with Piecewise Constant Arguments

open access: yesAbstract and Applied Analysis, 2012
We present some conditions for the existence and uniqueness of almost periodic solutions of š‘th-order neutral differential equations with piecewise constant arguments of the form (š‘„(š‘”)+š‘š‘„(š‘”āˆ’1))(š‘)=š‘žš‘„([š‘”])+š‘“(š‘”), here [ā‹…] is the greatest integer function ...
Rong-Kun Zhuang
doaj   +1 more source

Computation of H-infinity norm of linear discrete-time periodic systems [PDF]

open access: yes, 2006
We propose an efficient an numerically reliable procedure for the computation of H-infinity norm of discrete-time linear periodic systems. The new procedure is general being applicable to both standard as well as descriptor periodic systems with time ...
Varga, Andreas
core  

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Almost Periodic Functions and Infinite Compositions of Quadratic Polynomials [PDF]

open access: yes, 2011
P(č«–ę–‡)departmental bulletin ...
20163, Kojima, Shota
core   +1 more source

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Ɩzkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

Uniformly Asymptotic Stability of Positive Almost Periodic Solutions for a Discrete Competitive System

open access: yesJournal of Applied Mathematics, 2013
This paper is devoted to the study of almost periodic solutions of a discrete two-species competitive system. With the help of the methods of the Lyapunov function, some analysis techniques, and preliminary lemmas, we establish a criterion for the ...
Qinglong Wang, Zhijun Liu
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

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