Mechanical programming of arterial smooth muscle cells in health and ageing
Arterial smooth muscle cells (ASMCs), the predominant cell type within the arterial wall,
detect and respond to external mechanical forces. These forces can be derived from blood …
detect and respond to external mechanical forces. These forces can be derived from blood …
SWAP, SWITCH, and STABILIZE: Mechanisms of kinetochore–microtubule error correction
For correct chromosome segregation in mitosis, eukaryotic cells must establish chromosome
biorientation where sister kinetochores attach to microtubules extending from opposite …
biorientation where sister kinetochores attach to microtubules extending from opposite …
Using polyacrylamide hydrogels to model physiological aortic stiffness reveals that microtubules are critical regulators of isolated smooth muscle cell morphology and …
S Ahmed, RT Johnson, R Solanki, T Afewerki… - Frontiers in …, 2022 - frontiersin.org
Vascular smooth muscle cells (VSMCs) are the predominant cell type in the medial layer of
the aortic wall and normally exist in a quiescent, contractile phenotype where actomyosin …
the aortic wall and normally exist in a quiescent, contractile phenotype where actomyosin …
Simulations of dynamically cross-linked actin networks: morphology, rheology, and hydrodynamic interactions
Cross-linked actin networks are the primary component of the cell cytoskeleton and have
been the subject of numerous experimental and modeling studies. While these studies have …
been the subject of numerous experimental and modeling studies. While these studies have …
Understanding cytoskeletal avalanches using mechanical stability analysis
Eukaryotic cells are mechanically supported by a polymer network called the cytoskeleton,
which consumes chemical energy to dynamically remodel its structure. Recent experiments …
which consumes chemical energy to dynamically remodel its structure. Recent experiments …
Moving in the mesoscale: Understanding the mechanics of cytoskeletal molecular motors by combining mesoscale simulations with imaging
Rapid advances in experimental biophysical techniques are generating a wealth of
information about the mechanical operation of the cellular cytoskeleton and its motors …
information about the mechanical operation of the cellular cytoskeleton and its motors …
Computational simulations reveal that Abl activity controls cohesiveness of actin networks in growth cones
A Chandrasekaran, A Clarke, P McQueen… - Molecular biology of …, 2022 - Am Soc Cell Biol
Extensive studies of growing axons have revealed many individual components and protein
interactions that guide neuronal morphogenesis. Despite this, however, we lack any clear …
interactions that guide neuronal morphogenesis. Despite this, however, we lack any clear …
Nucleation causes an actin network to fragment into multiple high-density domains
Actin networks rely on nucleation mechanisms to generate new filaments because
spontaneous nucleation is kinetically disfavored. Branching nucleation of actin filaments by …
spontaneous nucleation is kinetically disfavored. Branching nucleation of actin filaments by …
Segmental Lennard-Jones interactions for semi-flexible polymer networks
Simulating soft matter systems such as the cytoskeleton can enable deep understanding of
experimentally observed phenomena. One challenge of modelling such systems is realistic …
experimentally observed phenomena. One challenge of modelling such systems is realistic …
Myosin and -actinin regulation of stress fiber contractility under tensile stress
Stress fibers are actomyosin bundles that regulate cellular mechanosensation and force
transduction. Interacting with the extracellular matrix through focal adhesion complexes …
transduction. Interacting with the extracellular matrix through focal adhesion complexes …