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Amyloid Beta Influences Vascular Smooth Muscle Contractility and Mechanoadaptation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Amyloid beta accumulation in neuronal and cerebrovascular tissue is a key precursor to development of Alzheimer's disease and can result in neurodegeneration. While its persistence in Alzheimer's cases is well-studied, ...
Architecture-Dependent Mechano-Adaptation in Single Vascular Smooth Muscle Cells
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Arteries grow and remodel following mechanical perturbation. Vascular smooth muscle cells (VSMCs) within the artery undergo hyperplasia, hypertrophy, or change their contractility following sustained changes in loading. ...
Prefailure and Failure Mechanics of the Porcine Ascending Thoracic Aorta: Experiments and a Multiscale Model
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Ascending thoracic aortic aneurysms (ATAA) have a high propensity for dissection, which occurs when the hemodynamic load exceeds the mechanical strength of the aortic media. Despite our recognition of this essential fact, ...
Cellular Microbiaxial Stretching to Measure a Single-Cell Strain Energy Density Function
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The stress in a cell due to extracellular mechanical stimulus is determined by its mechanical properties, and the structural organization of many adherent cells suggests that their properties are anisotropic. This anisotropy ...
Empirically Determined Vascular Smooth Muscle Cell Mechano-Adaptation Law
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Cardiovascular disease can alter the mechanical environment of the vascular system, leading to mechano-adaptive growth and remodeling. Predictive models of arterial mechano-adaptation could improve patient treatments and ...
Failure of the Porcine Ascending Aorta: Multidirectional Experiments and a Unifying Microstructural Model
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The ascending thoracic aorta is poorly understood mechanically, especially its risk of dissection. To make better predictions of dissection risk, more information about the multidimensional failure behavior of the tissue ...