Passive myocardial mechanical properties: meaning, measurement, models

R Emig, CM Zgierski-Johnston, V Timmermann… - Biophysical …, 2021 - Springer
Passive mechanical tissue properties are major determinants of myocardial contraction and
relaxation and, thus, shape cardiac function. Tightly regulated, dynamically adapting …

Prognostic implications of left ventricular hypertrophy

MH Stewart, CJ Lavie, S Shah, J Englert… - Progress in …, 2018 - Elsevier
Left ventricular hypertrophy (LVH) was one of the earliest studied echocardiographic
characteristics of the left ventricle. As the myriad of measurable metrics has multiplied over …

Left ventricular strain and transmural distribution of structural remodeling in hypertensive heart disease

T Ishizu, Y Seo, Y Kameda, R Kawamura, T Kimura… - …, 2014 - Am Heart Assoc
Left ventricular (LV) systolic wall strain is a new candidate for prognostic indicator of
hypertensive heart failure. It remains unclear how underlying transmural structural …

Recapitulating maladaptive, multiscale remodeling of failing myocardium on a chip

ML McCain, SP Sheehy, A Grosberg… - Proceedings of the …, 2013 - National Acad Sciences
The lack of a robust pipeline of medical therapeutic agents for the treatment of heart disease
may be partially attributed to the lack of in vitro models that recapitulate the essential …

Comprehensive analysis of animal models of cardiovascular disease using multiscale x-ray phase contrast tomography

H Dejea, P Garcia-Canadilla, AC Cook, E Guasch… - Scientific reports, 2019 - nature.com
Cardiovascular diseases (CVDs) affect the myocardium and vasculature, inducing
remodelling of the heart from cellular to whole organ level. To assess their impact at micro …

Synergistic role of ADP and Ca2+ in diastolic myocardial stiffness

V Sequeira, A Najafi, M McConnell… - The Journal of …, 2015 - Wiley Online Library
Key points Diastolic dysfunction in heart failure patients is evident from stiffening of the
passive properties of the ventricular wall. Increased actomyosin interactions may …

Myocardial mesostructure and mesofunction

AJ Wilson, GB Sands, IJ LeGrice… - American Journal of …, 2022 - journals.physiology.org
The complex and highly organized structural arrangement of some five billion
cardiomyocytes directs the coordinated electrical activity and mechanical contraction of the …

Distinct loading conditions reveal various patterns of right ventricular adaptation

MAJ Borgdorff, B Bartelds… - American Journal …, 2013 - journals.physiology.org
Right ventricular (RV) failure due to chronically abnormal loading is a main determinant of
outcome in pulmonary hypertension (PH) and congenital heart disease. However, distinct …

Image-based predictive modeling of heart mechanics

VY Wang, PMF Nielsen, MP Nash - Annual review of biomedical …, 2015 - annualreviews.org
Personalized biophysical modeling of the heart is a useful approach for noninvasively
analyzing and predicting in vivo cardiac mechanics. Three main developments support this …

Current perspectives on left ventricular geometry in systemic hypertension

AA Oktay, CJ Lavie, RV Milani, HO Ventura… - Progress in …, 2016 - Elsevier
Hypertension (HTN) is a global health problem and a leading risk factor for cardiovascular
disease (CVD) morbidity and mortality. The hemodynamic overload from HTN causes left …