The physiology and pathophysiology of T-tubules in the heart

IE Setterberg, C Le, M Frisk, H Perdreau-Dahl… - Frontiers in …, 2021 - frontiersin.org
In cardiomyocytes, invaginations of the sarcolemmal membrane called t-tubules are critically
important for triggering contraction by excitation-contraction (EC) coupling. These structures …

Guidelines for assessment of cardiac electrophysiology and arrhythmias in small animals

CM Ripplinger, AV Glukhov, MW Kay… - American Journal …, 2022 - journals.physiology.org
Cardiac arrhythmias are a major cause of morbidity and mortality worldwide. Although
recent advances in cell-based models, including human-induced pluripotent stem cell …

Electro-metabolic coupling in multi-chambered vascularized human cardiac organoids

M Ghosheh, A Ehrlich, K Ioannidis, M Ayyash… - Nature biomedical …, 2023 - nature.com
The study of cardiac physiology is hindered by physiological differences between humans
and small-animal models. Here we report the generation of multi-chambered self-paced …

A comparative review on heart ion channels, action potentials and electrocardiogram in rodents and human: extrapolation of experimental insights to clinic

S Joukar - Laboratory Animal Research, 2021 - Springer
Electrocardiogram (ECG) is a non-invasive valuable diagnostic tool that is used in clinics for
investigation and monitoring of heart electrical rhythm/conduction, ischemia/injury of heart …

Key characteristics of cardiovascular toxicants

L Lind, JA Araujo, A Barchowsky… - Environmental …, 2021 - ehp.niehs.nih.gov
Background: The concept of chemical agents having properties that confer potential hazard
called key characteristics (KCs) was first developed to identify carcinogenic hazards …

Adapting to a new environment: postnatal maturation of the human cardiomyocyte

S Salameh, V Ogueri, NG Posnack - The Journal of Physiology, 2023 - Wiley Online Library
The postnatal mammalian heart undergoes remarkable developmental changes, which are
stimulated by the transition from the intrauterine to extrauterine environment. With birth …

Bisphenol S and bisphenol F are less disruptive to cardiac electrophysiology, as compared with bisphenol A

TM Prudencio, LM Swift, D Guerrelli… - Toxicological …, 2021 - academic.oup.com
Bisphenol A (BPA) is a high-production volume chemical used to manufacture consumer
and medical-grade plastic products. Due to its ubiquity, the general population can incur …

Quantitative cross-species translators of cardiac myocyte electrophysiology: Model training, experimental validation, and applications

S Morotti, C Liu, B Hegyi, H Ni, A Fogli Iseppe… - Science …, 2021 - science.org
Animal experimentation is key in the evaluation of cardiac efficacy and safety of novel
therapeutic compounds. However, interspecies differences in the mechanisms regulating …

Diffuse fibrosis and repolarization disorders explain ventricular arrhythmias in Brugada syndrome: a computational study

N Biasi, P Seghetti, A Tognetti - Scientific Reports, 2022 - nature.com
In this work, we reported a computational study to quantitatively determine the individual
contributions of three candidate arrhythmic factors associated with Brugada Syndrome. In …

[HTML][HTML] Promising tools for future drug discovery and development in antiarrhythmic therapy

G Mondéjar-Parreño, P Sánchez-Pérez, FM Cruz… - Pharmacological …, 2024 - Elsevier
Arrhythmia refers to irregularities in the rate and rhythm of the heart, with symptoms
spanning from mild palpitations to life-threatening arrhythmias and sudden cardiac death …