Results 31 to 40 of about 46,906 (308)

Epilepsy Is a Risk Factor for Sudden Cardiac Arrest in the General Population [PDF]

open access: yes, 2012
Background People with epilepsy are at increased risk for sudden death. The most prevalent cause of sudden death in the general population is sudden cardiac arrest (SCA) due to ventricular fibrillation (VF). SCA may contribute to the increased incidence
Bardai, A   +10 more
core   +1 more source

Mechanical and Electrical Phenotype of hiPSC‐Cardiomyocytes on Fibronectin‐Based Hydrogels

open access: yesAdvanced Healthcare Materials, EarlyView.
We introduce fibronectin‐based PEG hydrogels with controlled rigidity to enable the culture of iPSC‐derived cardiomyocytes. These substrates offer an alternative to the current culture of these cells on fibronectin‐coated glass, providing enhanced structural and functional behavior. The system provides a more physiologically relevant platform to assess
Ana Da Silva Costa   +8 more
wiley   +1 more source

The Hyperpolarization-Activated Cyclic-Nucleotide-Gated Channel Blocker Ivabradine Does Not Prevent Arrhythmias in Catecholaminergic Polymorphic Ventricular Tachycardia

open access: yesFrontiers in Pharmacology, 2020
Catecholaminergic polymorphic ventricular tachycardia (CPVT) is an inherited, stressed-provoked ventricular arrhythmia. CPVT is treated by β-adrenergic receptor blockers, Na+ channel inhibitors, sympathetic denervation, or by implanting a defibrillator ...
Hanna Bueno-Levy   +8 more
doaj   +1 more source

Structural and Electrophysiological Changes in a Model of Cardiotoxicity Induced by Anthracycline Combined With Trastuzumab

open access: yesFrontiers in Physiology, 2021
BackgroundCombined treatment with anthracyclines (e.g., doxorubicin; Dox) and trastuzumab (Trz), a humanized anti-human epidermal growth factor receptor 2 (HER2; ErbB2) antibody, in patients with HER2-positive cancer is limited by cardiotoxicity, as ...
Claudia Altomare   +19 more
doaj   +1 more source

A superfamily of small potassium channel subunits: form and function of the MinK-related peptides (MiRPs). [PDF]

open access: yes, 1998
MinK and MinK-related peptide I (MiRPI) are integral membrane peptides with a single transmembrane span. These peptides are active only when co-assembled with pore-forming K+ channel subunits and yet their role in normal ion channel behaviour is ...
Abbott, GW, Goldstein, SA
core  

Endothelin and the ischaemic heart [PDF]

open access: yes, 2005
Soon after its identification as a powerful vasoconstrictor peptide, endothelin (ET-1) was implicated as a detrimental agent involved in determining the outcome of myocardial ischaemia and reperfusion.
Kane, K.A., McCabe, C., Wainwright, C.L.
core   +1 more source

A Tri‐Culture Heart‐on‐a‐Chip Platform With iPSC‐Derived Cardiac Cells for Predictive Cardiotoxicity Testing

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents the first entirely isogenic heart‐on‐chip, unifying cardiomyocytes, fibroblasts, and endothelial cells from a single iPSC source. The platform reveals a critical biological insight: the endothelium actively shields cardiac tissue from drug‐induced toxicity, challenging the predictive accuracy of conventional, avascular models for ...
Karine Tadevosyan   +12 more
wiley   +1 more source

Molecular Insights in Atrial Fibrillation Pathogenesis and Therapeutics: A Narrative Review

open access: yesDiagnostics, 2021
The prevalence of atrial fibrillation (AF) is bound to increase globally in the following years, affecting the quality of life of millions of people, increasing mortality and morbidity, and beleaguering health care systems.
Konstantinos A. Papathanasiou   +13 more
doaj   +1 more source

Soft Ionic and Electronic Triboelectric Nanogenerators: Toward Attachable and Implantable Biomedical Applications

open access: yesAdvanced Materials, EarlyView.
This review provides an overview of triboelectric nanogenerator (TENG)–based biomedical applications by classifying studies into electronic and ionic systems across attachable and implantable platforms. It summarizes key material choices, device structures, and working mechanisms that characterize current TENG‐based research, and outlines six future ...
Kyongtae Choi   +12 more
wiley   +1 more source

Management of Cardiac Arrhythmias in the Emergency Department of a Tertiary Care Hospital in Colombia

open access: yesRevista de Investigación e Innovación en Ciencias de la Salud
Introduction. Cardiac arrhythmias represent a diagnostic and therapeutic challenge in emergency departments. Objective. To describe the diagnostic accuracy and management practices of cardiac arrhythmias in the emergency department of a tertiary ...
Alejandro Ceballos-Rivera   +7 more
doaj   +1 more source

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