Multi-scale computational modeling of spatial calcium handling from nanodomain to whole-heart: Overview and perspectives

MA Colman, E Alvarez-Lacalle, B Echebarria… - Frontiers in …, 2022 - frontiersin.org
Regulation of intracellular calcium is a critical component of cardiac electrophysiology and
excitation-contraction coupling. The calcium spark, the fundamental element of the …

Computational modeling approaches to cAMP/PKA signaling in cardiomyocytes

KJ McCabe, P Rangamani - Journal of molecular and cellular cardiology, 2021 - Elsevier
The cAMP/PKA pathway is a fundamental regulator of excitation-contraction coupling in
cardiomyocytes. Activation of cAMP has a variety of downstream effects on cardiac function …

Distinct functional roles of cardiac mitochondrial subpopulations revealed by a 3D simulation model

A Hatano, J Okada, T Washio, T Hisada, S Sugiura - Biophysical journal, 2015 - cell.com
Experimental characterization of two cardiac mitochondrial subpopulations, namely,
subsarcolemmal mitochondria (SSM) and interfibrillar mitochondria (IFM), has been …

Alterations in T-tubule and dyad structure in heart disease: challenges and opportunities for computational analyses

E Polakova, EA Sobie - Cardiovascular research, 2013 - academic.oup.com
Compelling recent experimental results make clear that sub-cellular structures are altered in
ventricular myocytes during the development of heart failure, in both human samples and …

Modeling Effects of L-Type Ca2+ Current and Na+-Ca2+ Exchanger on Ca2+ Trigger Flux in Rabbit Myocytes with Realistic T-Tubule Geometries

PM Kekenes-Huskey, Y Cheng, JE Hake… - Frontiers in …, 2012 - frontiersin.org
The transverse tubular system of rabbit ventricular myocytes consists of cell membrane
invaginations (t-tubules) that are essential for efficient cardiac excitation-contraction …

Mitochondrial colocalization with Ca2+ release sites is crucial to cardiac metabolism

A Hatano, J Okada, T Washio, T Hisada, S Sugiura - Biophysical Journal, 2013 - cell.com
In cardiomyocyte subcellular structures, colocalization of mitochondria with Ca 2+ release
sites is implicated in regulation of cardiac energetics by facilitating Ca 2+ influx into …

[PDF][PDF] Calcium versus strontium handling by the heart muscle

M Hendrych, V Olejnickova, M Novakova - Gen. Physiol. Biophys, 2016 - researchgate.net
Calcium plays a crucial role in numerous processes in living systems, from both intracellular
and intercellular signalling to blood clotting. Calcium can be replaced by strontium in various …

Nanoscale, Voltage-Driven application of bioactive substances onto cells with organized topography

S Schobesberger, P Jönsson, A Buzuk, Y Korchev… - Biophysical …, 2016 - cell.com
With scanning ion conductance microscopy (SICM), a noncontact scanning probe technique,
it is possible both to obtain information about the surface topography of live cells and to …

Computer simulation and modeling in pharmacokinetics and pharmacodynamics

R Chawla, V Rani, M Mishra, K Kumar - Computer Aided Pharmaceutics …, 2022 - Springer
Computer-based modeling and simulation is emerging as a useful tool to complement the
analysis and interpretation of biological data. The large volume, scale, and complexity of …

Automated generation of tissue-specific three-dimensional finite element meshes containing ellipsoidal cellular inclusions

CJ Bennetts, S Sibole, A Erdemir - Computer Methods in …, 2015 - Taylor & Francis
Finite element analysis provides a means of describing cellular mechanics in tissue, which
can be useful in understanding and predicting physiological and pathological changes …