Mechanosignalling in cartilage: an emerging target for the treatment of osteoarthritis

T Hodgkinson, DC Kelly, CM Curtin… - Nature Reviews …, 2022 - nature.com
Mechanical stimuli have fundamental roles in articular cartilage during health and disease.
Chondrocytes respond to the physical properties of the cartilage extracellular matrix (ECM) …

Stem cell differentiation is regulated by extracellular matrix mechanics

LR Smith, S Cho, DE Discher - Physiology, 2018 - journals.physiology.org
Stem cells mechanosense the stiffness of their microenvironment, which impacts
differentiation. Although tissue hydration anti-correlates with stiffness, extracellular matrix …

Lipid droplets are intracellular mechanical stressors that impair hepatocyte function

AE Loneker, F Alisafaei, A Kant, D Li… - Proceedings of the …, 2023 - National Acad Sciences
Matrix stiffening and external mechanical stress have been linked to disease and cancer
development in multiple tissues, including the liver, where cirrhosis (which increases …

Cell volume change through water efflux impacts cell stiffness and stem cell fate

M Guo, AF Pegoraro, A Mao, EH Zhou… - Proceedings of the …, 2017 - National Acad Sciences
Cells alter their mechanical properties in response to their local microenvironment; this plays
a role in determining cell function and can even influence stem cell fate. Here, we identify a …

Nuclear mechanosensing drives chromatin remodelling in persistently activated fibroblasts

CJ Walker, C Crocini, D Ramirez, AR Killaars… - Nature biomedical …, 2021 - nature.com
Fibrotic disease is caused by the continuous deposition of extracellular matrix by persistently
activated fibroblasts (also known as myofibroblasts), even after the resolution of the injury …

Synergy between Piezo1 and Piezo2 channels confers high-strain mechanosensitivity to articular cartilage

W Lee, HA Leddy, Y Chen, SH Lee… - Proceedings of the …, 2014 - National Acad Sciences
Diarthrodial joints are essential for load bearing and locomotion. Physiologically, articular
cartilage sustains millions of cycles of mechanical loading. Chondrocytes, the cells in …

Chromatin's physical properties shape the nucleus and its functions

AD Stephens, EJ Banigan, JF Marko - Current opinion in cell biology, 2019 - Elsevier
The cell nucleus encloses, organizes, and protects the genome. Chromatin maintains
nuclear mechanical stability and shape in coordination with lamins and the cytoskeleton …

Live imaging of chromatin distribution reveals novel principles of nuclear architecture and chromatin compartmentalization

D Amiad-Pavlov, D Lorber, G Bajpai, A Reuveny… - Science …, 2021 - science.org
The three-dimensional organization of chromatin contributes to transcriptional control, but
information about native chromatin distribution is limited. Imaging chromatin in live …

The nuclear lamina is mechano-responsive to ECM elasticity in mature tissue

J Swift, DE Discher - Journal of cell science, 2014 - journals.biologists.com
How cells respond to physical cues in order to meet and withstand the physical demands of
their immediate surroundings has been of great interest for many years, with current …

Balance of osmotic pressures determines the nuclear-to-cytoplasmic volume ratio of the cell

D Deviri, SA Safran - … of the National Academy of Sciences, 2022 - National Acad Sciences
The volume of the cell nucleus varies across cell types and species and is commonly
thought to be determined by the size of the genome and degree of chromatin compaction …