Calcium and excitation-contraction coupling in the heart

DA Eisner, JL Caldwell, K Kistamás… - Circulation …, 2017‏ - ahajournals.org
Cardiac contractility is regulated by changes in intracellular Ca concentration ([Ca2+] i).
Normal function requires that [Ca2+] i be sufficiently high in systole and low in diastole …

Fundamentals of cellular calcium signaling: a primer

MD Bootman, G Bultynck - Cold Spring Harbor …, 2020‏ - cshperspectives.cshlp.org
Ionized calcium (Ca2+) is the most versatile cellular messenger. All cells use Ca2+ signals
to regulate their activities in response to extrinsic and intrinsic stimuli. Alterations in cellular …

Methods in cardiomyocyte isolation, culture, and gene transfer

WE Louch, KA Sheehan, BM Wolska - Journal of molecular and cellular …, 2011‏ - Elsevier
Since techniques for cardiomyocyte isolation were first developed 35years ago, experiments
on single myocytes have yielded great insight into their cellular and sub-cellular physiology …

Cardiac T-tubule microanatomy and function

TT Hong, RM Shaw - Physiological reviews, 2017‏ - journals.physiology.org
Unique to striated muscle cells, transverse tubules (t-tubules) are membrane organelles that
consist of sarcolemma penetrating into the myocyte interior, forming a highly branched and …

Na+/Ca2+ exchange and Na+/K+‐ATPase in the heart

MJ Shattock, M Ottolia, DM Bers… - The Journal of …, 2015‏ - Wiley Online Library
This paper is the third in a series of reviews published in this issue resulting from the
University of California Davis Cardiovascular Symposium 2014: Systems approach to …

Calcium sparks

H Cheng, WJ Lederer - Physiological reviews, 2008‏ - journals.physiology.org
The calcium ion (Ca2+) is the simplest and most versatile intracellular messenger known.
The discovery of Ca2+ sparks and a related family of elementary Ca2+ signaling events has …

Calcium signaling in cardiac myocytes

CJ Fearnley, HL Roderick… - Cold Spring Harbor …, 2011‏ - cshperspectives.cshlp.org
Calcium (Ca2+) is a critical regulator of cardiac myocyte function. Principally, Ca2+ is the
link between the electrical signals that pervade the heart and contraction of the myocytes to …

T-tubule remodeling during transition from hypertrophy to heart failure

S Wei, A Guo, B Chen, W Kutschke, YP **e… - Circulation …, 2010‏ - ahajournals.org
Rationale: The transverse tubule (T-tubule) system is the ultrastructural substrate for
excitation–contraction coupling in ventricular myocytes; T-tubule disorganization and loss …

Microengineered platforms for characterizing the contractile function of in vitro cardiac models

W Dou, M Malhi, Q Zhao, L Wang, Z Huang… - Microsystems & …, 2022‏ - nature.com
Emerging heart-on-a-chip platforms are promising approaches to establish cardiac
cell/tissue models in vitro for research on cardiac physiology, disease modeling and drug …

High-speed optical imaging with sCMOS pixel reassignment

B Mandracchia, C Zheng, S Rajendran, W Liu… - Nature …, 2024‏ - nature.com
Fluorescence microscopy has undergone rapid advancements, offering unprecedented
visualization of biological events and shedding light on the intricate mechanisms governing …