Actin bundles dynamics and architecture

S Rajan, DS Kudryashov, E Reisler - Biomolecules, 2023 - mdpi.com
Cells use the actin cytoskeleton for many of their functions, including their division,
adhesion, mechanosensing, endo-and phagocytosis, migration, and invasion. Actin bundles …

Structure, regulation, and functional diversity of microvilli on the apical domain of epithelial cells

C Sauvanet, J Wayt, T Pelaseyed… - Annual review of cell …, 2015 - annualreviews.org
Microvilli are actin-based structures found on the apical aspect of many epithelial cells. In
this review, we discuss different types of microvilli, as well as comparisons with actin-based …

A mitochondria-anchored isoform of the actin-nucleating spire protein regulates mitochondrial division

U Manor, S Bartholomew, G Golani, E Christenson… - elife, 2015 - elifesciences.org
Mitochondrial division, essential for survival in mammals, is enhanced by an inter-organellar
process involving ER tubules encircling and constricting mitochondria. The force for …

Generation of intestinal surface: an absorbing tale

KD Walton, AM Freddo, S Wang… - Development, 2016 - journals.biologists.com
The vertebrate small intestine requires an enormous surface area to effectively absorb
nutrients from food. Morphological adaptations required to establish this extensive surface …

Myosin IIIa boosts elongation of stereocilia by transporting espin 1 to the plus ends of actin filaments

FT Salles, RC Merritt Jr, U Manor, GW Dougherty… - Nature cell …, 2009 - nature.com
Two proteins implicated in inherited deafness, myosin IIIa, a plus-end-directed motor, and
espin,,,, an actin-bundling protein containing the actin-monomer-binding motif WH2, have …

Non-catalytic signaling by pseudokinase ILK for regulating cell adhesion

J Vaynberg, K Fukuda, F Lu, K Bialkowska… - Nature …, 2018 - nature.com
Dynamic communication between integrin-containing complexes (focal adhesions, FAs) and
actin filaments is critical for regulating cell adhesion. Pseudokinase ILK plays a key role in …

IRTKS (BAIAP2L1) elongates epithelial microvilli using EPS8-dependent and independent mechanisms

MM Postema, NE Grega-Larson, AC Neininger… - Current Biology, 2018 - cell.com
Transporting epithelial cells like those that line the gut build large arrays of actin-supported
protrusions called microvilli, which extend from the apical surface into luminal spaces to …

The actin cytoskeleton in hair bundle development and hearing loss

J Park, JE Bird - Hearing research, 2023 - Elsevier
Inner ear hair cells assemble mechanosensitive hair bundles on their apical surface that
transduce sounds and accelerations. Each hair bundle is comprised of∼ 100 individual …

Roles of the espin actin-bundling proteins in the morphogenesis and stabilization of hair cell stereocilia revealed in CBA/CaJ congenic jerker mice

G Sekerková, CP Richter, JR Bartles - PLoS genetics, 2011 - journals.plos.org
Hearing and vestibular function depend on mechanosensory staircase collections of hair
cell stereocilia, which are produced from microvillus-like precursors as their parallel actin …

Mechanical roles of F-actin in the differentiation of stem cells: a review

YL Fan, HC Zhao, B Li, ZL Zhao… - ACS biomaterials science …, 2019 - ACS Publications
In the development and differentiation of stem cells, mechanical forces associated with
filamentous actin (F-actin) play a crucial role. The present review aims to reveal the …