Search Results - "Portero, Vincent"
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Electrophysiological Abnormalities in VLCAD Deficient hiPSC-Cardiomyocytes Can Be Improved by Lowering Accumulation of Fatty Acid Oxidation Intermediates
Published in International journal of molecular sciences (08-04-2020)“…Patients with very long-chain acyl-CoA dehydrogenase deficiency (VLCADD) can present with life-threatening cardiac arrhythmias. The pathophysiological…”
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Identification of Large Families in Early Repolarization Syndrome
Published in Journal of the American College of Cardiology (15-01-2013)“…Objectives The aim of this study was to identify families affected by early repolarization syndrome (ERS) and to determine the mode of transmission of the…”
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3
KV4.3 Expression Modulates NaV1.5 Sodium Current
Published in Frontiers in physiology (12-03-2018)“…In cardiomyocytes, the voltage-gated transient outward potassium current (Ito) is responsible for the phase-1 repolarization of the action potential (AP)…”
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4
Functional Consequences of the SCN5A -p.Y1977N Mutation within the PY Ubiquitylation Motif: Discrepancy between HEK293 Cells and Transgenic Mice
Published in International journal of molecular sciences (11-10-2019)“…Dysfunction of the cardiac sodium channel Nav1.5 (encoded by the gene) is associated with arrhythmias and sudden cardiac death. mutations associated with long…”
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Absence of Functional Nav1.8 Channels in Non-diseased Atrial and Ventricular Cardiomyocytes
Published in Cardiovascular drugs and therapy (01-12-2019)“…Purpose Several studies have indicated a potential role for SCN10A /Na V 1.8 in modulating cardiac electrophysiology and arrhythmia susceptibility. However, by…”
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An Untethered Heart Rhythm Monitoring System with Automated AI‐Based Arrhythmia Detection for Closed‐Loop Experimental Application
Published in Advanced Sensor Research (01-11-2024)“…The heart produces bioelectrical signals, which can be measured as an electrocardiogram (ECG) for the detection of rhythm disturbances. Rapid and precise…”
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Electrophysiological Abnormalities in VLCAD Deficient hiPSC-Cardiomyocytes Do not Improve with Carnitine Supplementation
Published in Frontiers in pharmacology (12-01-2021)“…Patients with a deficiency in very long-chain acyl-CoA dehydrogenase (VLCAD), an enzyme that is involved in the mitochondrial beta-oxidation of long-chain…”
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Block copolymer/DNA vaccination induces a strong allergen-specific local response in a mouse model of house dust mite asthma
Published in PloS one (31-01-2014)“…Allergic asthma is caused by abnormal immunoreactivity against allergens such as house dust mites among which Dermatophagoides farinae (Der f) is a common…”
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Dysfunction of the Voltage‐Gated K+ Channel β2 Subunit in a Familial Case of Brugada Syndrome
Published in Journal of the American Heart Association (10-06-2016)“…Background The Brugada syndrome is an inherited cardiac arrhythmia associated with high risk of sudden death. Although 20% of patients with Brugada syndrome…”
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Microtubule plus-end tracking proteins: novel modulators of cardiac sodium channels and arrhythmogenesis
Published in Cardiovascular research (04-07-2023)“…Abstract The cardiac sodium channel NaV1.5 is an essential modulator of cardiac excitability, with decreased NaV1.5 levels at the plasma membrane and…”
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Genetic Risk in Early Repolarization Syndrome
Published in Journal of arrhythmia (2011)Get full text
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12
Optoelectronic control of cardiac rhythm: Toward shock‐free ambulatory cardioversion of atrial fibrillation
Published in Journal of internal medicine (01-02-2024)“…Atrial fibrillation (AF) is the most prevalent cardiac arrhythmia, progressive in nature, and known to have a negative impact on mortality, morbidity, and…”
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Chronically elevated branched chain amino acid levels are pro-arrhythmic
Published in Cardiovascular research (22-06-2022)“…Abstract Aims Cardiac arrhythmias comprise a major health and economic burden and are associated with significant morbidity and mortality, including cardiac…”
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Testing the burden of rare variation in arrhythmia-susceptibility genes provides new insights into molecular diagnosis for Brugada syndrome
Published in Human molecular genetics (15-05-2015)“…The Brugada syndrome (BrS) is a rare heritable cardiac arrhythmia disorder associated with ventricular fibrillation and sudden cardiac death. Mutations in the…”
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Targeting the Microtubule EB1-CLASP2 Complex Modulates Na V 1.5 at Intercalated Discs
Published in Circulation research (23-07-2021)“…[Figure: see text]…”
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RRAD mutation causes electrical and cytoskeletal defects in cardiomyocytes derived from a familial case of Brugada syndrome
Published in European heart journal (01-10-2019)“…Abstract Aims The Brugada syndrome (BrS) is an inherited cardiac disorder predisposing to ventricular arrhythmias. Despite considerable efforts, its genetic…”
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Optical ventricular cardioversion by local optogenetic targeting and LED implantation in a cardiomyopathic rat model
Published in Cardiovascular research (27-07-2022)“…Abstract Aims Ventricular tachyarrhythmias (VTs) are common in the pathologically remodelled heart. These arrhythmias can be lethal, necessitating acute…”
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Anti-arrhythmic potential of the late sodium current inhibitor GS-458967 in murine Scn5a-1798insD+/- and human SCN5A-1795insD+/- iPSC-derived cardiomyocytes
Published in Cardiovascular research (01-06-2017)“…Selective inhibition of cardiac late sodium current (INaL) is an emerging target in the treatment of ventricular arrhythmias. We investigated the…”
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Light transmittance in human atrial tissue and transthoracic illumination in rats support translatability of optogenetic cardioversion of atrial fibrillation
Published in Journal of internal medicine (01-09-2023)“…Background Optogenetics could offer a solution to the current lack of an ambulatory method for the rapid automated cardioversion of atrial fibrillation (AF),…”
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Targeting the Microtubule EB1-CLASP2 Complex Modulates NaV1.5 at Intercalated Discs
Published in Circulation research (10-06-2021)Get full text
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