Optical imaging of the heart

IR Efimov, VP Nikolski, G Salama - Circulation research, 2004 - Am Heart Assoc
Optical techniques have revolutionized the investigation of cardiac cellular physiology and
advanced our understanding of basic mechanisms of electrical activity, calcium …

Optical imaging of voltage and calcium in cardiac cells & tissues

TJ Herron, P Lee, J Jalife - Circulation research, 2012 - Am Heart Assoc
Cardiac optical mapping has proven to be a powerful technology for studying cardiovascular
function and disease. The development and scientific impact of this methodology are well …

[HTML][HTML] Macroscopic optical mapping of excitation in cardiac cell networks with ultra-high spatiotemporal resolution

E Entcheva, H Bien - Progress in biophysics and molecular biology, 2006 - Elsevier
Optical mapping of cardiac excitation using voltage-and calcium-sensitive dyes has allowed
a unique view into excitation wave dynamics, and facilitated scientific discovery in the …

[HTML][HTML] Cardiac optical mapping–State-of-the-art and future challenges

C O'Shea, SN Kabir, AP Holmes, M Lei, L Fabritz… - The international journal …, 2020 - Elsevier
Cardiac optical mapping utilises fluorescent dyes to directly image the electrical function of
the heart at a high spatio-temporal resolution which far exceeds electrode techniques. It has …

[HTML][HTML] Single-sensor system for spatially resolved, continuous, and multiparametric optical mapping of cardiac tissue

P Lee, C Bollensdorff, TA Quinn, JP Wuskell, LM Loew… - Heart Rhythm, 2011 - Elsevier
BACKGROUND: Simultaneous optical mapping of multiple electrophysiologically relevant
parameters in living myocardium is desirable for integrative exploration of mechanisms …

All‐optical control of cardiac excitation: combined high‐resolution optogenetic actuation and optical mapping

E Entcheva, G Bub - The Journal of physiology, 2016 - Wiley Online Library
Cardiac tissue is an excitable system that can support complex spatiotemporal dynamics,
including instabilities (arrhythmias) with lethal consequences. While over the last two …

Optical mapping of action potentials and calcium transients in the mouse heart

D Lang, M Sulkin, Q Lou, IR Efimov - JoVE (Journal of Visualized …, 2011 - jove.com
The mouse heart is a popular model for cardiovascular studies due to the existence of low
cost technology for genetic engineering in this species. Cardiovascular physiological …

Two-photon microscopy of cells and tissue

M Rubart - Circulation research, 2004 - Am Heart Assoc
Two-photon excitation fluorescence imaging provides thin optical sections from deep within
thick, scattering specimens by way of restricting fluorophore excitation (and thus emission) to …

A technical review of optical mapping of intracellular calcium within myocardial tissue

R Jaimes III, RD Walton, P Pasdois… - American Journal …, 2016 - journals.physiology.org
Optical mapping of Ca2+-sensitive fluorescence probes has become an extremely useful
approach and adopted by many cardiovascular research laboratories to study a spectrum of …

Processing and analysis of cardiac optical mapping data obtained with potentiometric dyes

JI Laughner, FS Ng, MS Sulkin… - American Journal of …, 2012 - journals.physiology.org
Optical mapping has become an increasingly important tool to study cardiac
electrophysiology in the past 20 years. Multiple methods are used to process and analyze …