Results 51 to 60 of about 227,885 (313)

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

A Globally Convergent LP-Newton Method

open access: yesSIAM Journal on Optimization, 2016
Summary: We develop a globally convergent algorithm based on the LP-Newton method, which has been recently proposed for solving constrained equations, possibly nonsmooth and possibly with nonisolated solutions. The new algorithm makes use of linesearch for the natural merit function and preserves the strong local convergence properties of the original ...
Andreas Fischer 0004   +3 more
openaire   +4 more sources

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. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

Continuing Global Fertility Convergence [PDF]

open access: yes, 2019
This study reexamines fertility convergence by extending Dorius (2008), who explored global fertility convergence with quinquennial data from 1955–2005.
Nakagaki, Yoko, 1481
core   +2 more sources

Globally convergent homotopy methods: A tutorial [PDF]

open access: yesApplied Mathematics and Computation, 1989
The paper begins by introducing globally convergent homotopy methods with an example inverse problem related to cantilever beams. The next section deals with theory, and concentrate on conditions for which, in various practical settings, the homotopy path will lead from the initial guess to the solution.
openaire   +4 more sources

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

Metaverse? No, thanks! Exploring the mechanisms behind Generation Z’s resistance behavior

open access: yesFrontiers in Psychology
The metaverse is progressively advancing toward broad application in real-world scenarios. However, as a key driving force of today’s digital economy, Generation Z has not demonstrated sufficient enthusiasm for participation.
Ning Ding   +4 more
doaj   +1 more source

Globally Convergent Modification of the Quickprop Method

open access: yesNeural Processing Letters, 2000
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Michael N. Vrahatis   +2 more
openaire   +3 more sources

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

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