Mechanical cues in tumor microenvironment on chip

Z Zhou, T Vessella, P Wang, F Cui, Q Wen… - … and Bioelectronics: X, 2023 - Elsevier
Mechanical cues from the tumor microenvironment (TME) can influence cell behaviors and
have been indicated to play a pivotal role in tumor initiation, progression, and metastasis …

Fibroblasts probe substrate rigidity with filopodia extensions before occupying an area

S Wong, WH Guo, YL Wang - Proceedings of the National …, 2014 - National Acad Sciences
Rigidity sensing and durotaxis are thought to be important elements in wound healing,
tissue formation, and cancer treatment. It has been challenging, however, to study the …

[HTML][HTML] Capturing relevant extracellular matrices for investigating cell migration

P Keely, A Nain - F1000Research, 2015 - ncbi.nlm.nih.gov
Much progress in understanding cell migration has been determined by using classic two-
dimensional (2D) tissue culture platforms. However, increasingly, it is appreciated that …

Fractal heterogeneity in minimal matrix models of scars modulates stiff-niche stem-cell responses via nuclear exit of a mechanorepressor

PCDP Dingal, AM Bradshaw, S Cho, M Raab… - Nature materials, 2015 - nature.com
Scarring is a long-lasting problem in higher animals, and reductionist approaches could aid
in developing treatments. Here, we show that copolymerization of collagen I with …

Cyclic stretching-induced epithelial cell reorientation is driven by microtubule-modulated transverse extension during the relaxation phase

JC Lien, Y Wang - Scientific Reports, 2021 - nature.com
Many types of adherent cells are known to reorient upon uniaxial cyclic stretching
perpendicularly to the direction of stretching to facilitate such important events as wound …

Polyacrylamide hydrogels prepared by varying water content during polymerization: Material characterization, reswelling ability, and aging resistance

V Penkavova, A Spalova, J Tomas… - Polymer Engineering & …, 2022 - Wiley Online Library
As easily fabricated, polyacrylamide (PAAm) hydrogels are widely used, especially in
medicine. Material properties of these crosslinked polymers are usually tuned by varying …

Microdroplet formation in rounded flow-focusing junctions

S Gulati, K Vijayakumar, WW Good, WL Tamayo… - Microfluidics and …, 2016 - Springer
Herein we report microfluidic droplet formation in flow-focusing geometries possessing
varying degrees of rounding. Rounding is incorporated in all four corners (symmetric) or only …

Cells on Hydrogels with Micron-Scaled Stiffness Patterns Demonstrate Local Stiffness Sensing

A Mgharbel, C Migdal, N Bouchonville, P Dupenloup… - Nanomaterials, 2022 - mdpi.com
Cell rigidity sensing—a basic cellular process allowing cells to adapt to mechanical cues—
involves cell capabilities exerting force on the extracellular environment. In vivo, cells are …

On the Molecular Basis of Cellular Mechanobiology

JOD La Cruz, F Martino, S Pagliari, G Forte - 2022 - books.rsc.org
Mechanical signals in biological tissues are generated within the extracellular matrix (ECM).
ECM is defined as the noncellular component of tissues and organs providing the cells with …

Manipulation of Durotaxis on a Matrix with Cell-scale Stiffness Heterogeneity

S Kidoaki - 2022 - books.rsc.org
Durotaxis, directional cell movement toward the stiffer region of the extracellular
environment, was first reported in 2000. 1 In early studies on durotaxis, the term …