Nonlinear Actin Deformations Lead to Network Stiffening, Yielding, and Nonuniform Stress Propagation.
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DOI: 10.1016/j.bpj.2017.01.012
Abstract: We use optical tweezers microrheology and fluorescence microscopy to apply nonlinear microscale strains to entangled and cross-linked actin networks, and measure the resulting stress and actin filament deformations. We couple nonlinear stress response and relaxation… read more here.
Keywords: network; stress propagation; cross; recoil ... See more keywords