Results 61 to 70 of about 3,216,633 (318)

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

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

Emergence of macroscopic simplicity from the Tumor Necrosis Factor-alpha signaling dynamics [PDF]

open access: yes, 2011
The Tumor Necrosis Factor-α (TNF-α), a cytokine produced during the innate immune response to invading pathogens, is involved in numerous fundamental cellular processes.
Vincent Piras   +4 more
core  

Deranged calcium signaling and neurodegeneration in spinocerebellar ataxia type 3 [PDF]

open access: yes, 2008
Spinocerebellar ataxia type 3 (SCA3), also known as Machado-Joseph disease (MJD), is an autosomal-dominant neurodegenerative disorder caused by a polyglutamine expansion in ataxin-3 (SCA3, MJD1) protein.
X. Chen   +15 more
core   +1 more source

On the emergence and evolution of artificial cell signaling networks [PDF]

open access: yes, 2007
This PhD project is concerned with the evolution of Cell Signaling Networks (CSNs) in silico. CSNs are complex biochemical networks responsible for the coordination of cellular activities.
Decraene, James
core   +3 more sources

Signals and Signal Processing for the Electrophysiologist [PDF]

open access: yesCirculation: Arrhythmia and Electrophysiology, 2011
In part II of this series, using the background covered in part I on electrogram acquisition and signal processing, we discuss potential errors in mapping because of artifact or inappropriate filtering of signals that may lead to unsuitable selection of ablation sites. ### Saturation Artifact If a 3-mV peak signal is being amplified at a gain of 5000,
K L, Venkatachalam   +2 more
openaire   +2 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

Structural studies of Gαq signaling and regulation [PDF]

open access: yes, 2008
textGαq signaling is implicated in a number of physiological processes that include platelet activation, cardiovascular development and smooth muscle function.
Shankaranarayanan, Aruna
core  

WNT Signaling in Disease

open access: yes, 2019
Developmental signaling pathways control a vast array of biological processes during embryogenesis and in adult life. The WNT pathway was discovered simultaneously in cancer and development.
Isabelle Sung   +7 more
core   +1 more source

Absence of EPAC1 Signaling to Stabilize CFTR in Intestinal Organoids

open access: yes, 2022
The plasma membrane (PM) stability of the cystic fibrosis transmembrane conductance regulator (CFTR), the protein which when mutated causes Cystic Fibrosis (CF), relies on multiple interaction partners that connect CFTR to signaling pathways, including ...
Amaral, Margarida D.   +9 more
core   +1 more source

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