Optical imaging of voltage and calcium in cardiac cells & tissues

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

Processing and analysis of cardiac optical map** data obtained with potentiometric dyes

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

Simultaneous voltage and calcium map** of genetically purified human induced pluripotent stem cell–derived cardiac myocyte monolayers

P Lee, M Klos, C Bollensdorff, L Hou, P Ewart… - Circulation …, 2012 - ahajournals.org
Rationale: Human induced pluripotent stem cell–derived cardiomyocytes (iPSC-CMs) offer a
powerful in vitro tool to investigate disease mechanisms and to perform patient-specific drug …

Patterned cardiomyocytes on microelectrode arrays as a functional, high information content drug screening platform

A Natarajan, M Stancescu, V Dhir, C Armstrong… - Biomaterials, 2011 - Elsevier
Cardiac side effects are one of the major causes of drug candidate failures in preclinical
drug development or in clinical trials and are responsible for the retraction of several already …

Contact imaging: Simulation and experiment

H Ji, D Sander, A Haas… - IEEE Transactions on …, 2007 - ieeexplore.ieee.org
We report simulated and experimental image quality for contact imaging, a method for
imaging objects close to the sensor surface without intervening optics. This technique …

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

E Entcheva, H Bien - Progress in biophysics and molecular biology, 2006 - Elsevier
Optical map** 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] Optical map** of cardiomyocytes in monolayer derived from induced pluripotent stem cells

M Djemai, M Cupelli, M Boutjdir, M Chahine - Cells, 2023 - mdpi.com
Optical map** is a powerful imaging technique widely adopted to measure membrane
potential changes and intracellular Ca2+ variations in excitable tissues using voltage …

Multimodal on-axis platform for all-optical electrophysiology with near-infrared probes in human stem-cell-derived cardiomyocytes

A Klimas, G Ortiz, SC Boggess, EW Miller… - Progress in biophysics …, 2020 - Elsevier
Combined optogenetic stimulation and optical imaging permit scalable, contact-free high-
throughput probing of cellular electrophysiology and optimization of stem-cell derived …

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

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

Portable low-cost macroscopic map** system for all-optical cardiac electrophysiology

YW Heinson, JL Han… - Journal of Biomedical …, 2023 - spiedigitallibrary.org
Significance All-optical cardiac electrophysiology enables the visualization and control of
key parameters relevant to the detection of cardiac arrhythmias. Map** such responses in …