Results 181 to 190 of about 6,808 (263)

Heart‐On‐a‐Chip with Integrated Ultrasoft Mechanosensors for Continuous Measurement of Cell‐ and Tissue‐Scale Contractile Stresses

open access: yesSmall, Volume 22, Issue 9, 12 February 2026.
We present a heart‐on‐a‐chip platform embedded with ultrasoft mechanosensors for real‐time, multi‐scale stress mapping in engineered cardiac tissues. The system enables simultaneous quantification of local cell‐generated stresses and global tissue contractile forces.
Ali Mousavi   +10 more
wiley   +1 more source

Disruption of ATP Synthase Spatiotemporal Organization, Ca2+ Dynamics, and Contractile Function in Senescent Cardiomyocytes

open access: yesAging Cell, Volume 25, Issue 2, February 2026.
Enhanced ATP hydrolysis, ΔΨm flickering, and destabilized ATP synthase dimers collectively reduce ATP availability in senescent cardiomyocytes. This energy deficit is associated with disrupted Ca2⁺ dynamics and contractility. ABSTRACT Heart disease is the leading cause of death in the elderly population.
Silke Morris   +9 more
wiley   +1 more source

Tropomodulin-Tropomyosin Interplay Modulates Interaction Between Cardiac Myosin and Thin Filaments. [PDF]

open access: yesBiomolecules
Kopylova GV   +9 more
europepmc   +1 more source

The Baraitser–Winter Cerebrofrontofacial Syndrome Recurrent R196H Variant in Cytoplasmic β‐Actin Impairs Its Cellular Polymerization and Stability

open access: yesThe FASEB Journal, Volume 40, Issue 1, 15 January 2026.
BWCFF, a severe disease with neurological symptoms, is caused by mutations in the cytoskeletal actin genes. Patient‐derived fibroblasts carrying the R196H β‐actin mutation were compared to wild type cells. The mutant cells displayed slower proliferation and migration and a lower F‐actin content, which correlated with reduced cell stiffness ...
Éva Gráczer   +12 more
wiley   +1 more source

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