Lehnart, Stephan

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01.09.2021

The oxidation-resistant CaMKII-MM281/282VV mutation does not prevent arrhythmias in CPVT1

Authors Sadredini M, Manotheepan R, Lehnart SE, Anderson ME, Sjaastad I, Stokke MK Journal Physiological Reports Citation Physiol Rep. 2021 Sep;9(18):e15030. Abstract Catecholaminergic polymorphic ventricular tachycardia type 1 (CPVT1) is an inherited arrhythmogenic disorder caused by missense mutations in the cardiac ryanodine receptors (RyR2), that result in increased β-adrenoceptor stimulation-induced
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16.07.2021

CaMKII inhibition has dual effects on spontaneous Ca2+ release and Ca2+ alternans in ventricular cardiomyocytes from mice with a gain-of-function RyR2 mutation

Authors Sadredini M, Haugsten Hansen M, Frisk M, Louch WE, Lehnart SE, Sjaastad I, Stokke MK Journal American Journal of Physiology. Heart and Circulatory Physiology Citation Am J Physiol Heart Circ Physiol. 2021 Jul 16. Abstract In conditions with abnormally increased activity of the cardiac ryanodine receptor (RyR2), Ca2+/calmodulin-dependent protein
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25.01.2021

Caveolin3 Stabilizes McT1-Mediated Lactate/Proton Transport in Cardiomyocytes

Authors Peper J, Kownatzki-Danger D, Weninger G, Seibertz F, Pronto JR, Sutanto H, Pacheu Grau D, Hindmarsh R, Brandenburg S, Kohl T, Hasenfuβ G, Gotthardt M, Rog-Zielinska EA, Wollnik B, Rehling P, Urlaub H, Wegener JW, Heijman J, Voigt N, Cyganek L, Lenz C, Lehnart SE Journal Circulation Research Citation
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01.09.2020

14-3-3 binding creates a memory of kinase action by stabilizing the modified state of phospholamban

Authors Menzel J, Kownatzki-Danger D, Tokar S, Ballone A, Unthan-Fechner K, Kilisch M, Lenz C, Urlaub H, Mori M, Ottmann C, Shattock MJ, Lehnart SE, Schwappach B Journal Science Signaling Citation Sci Signal. 2020 Sep 1;13(647):eaaz1436. Abstract The cardiac membrane protein phospholamban (PLN) is targeted by protein kinase A (PKA)
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20.08.2019

Loss of Protein Phosphatase 1 Regulatory Subunit PPP1R3A Promotes Atrial Fibrillation

Authors Alsina KM, Hulsurkar M, Brandenburg S, Kownatzki-Danger D, Lenz C, Urlaub H, Abu-Taha I, Kamler M, Chiang DY, Lahiri SK, Reynolds JO, Quick AP, Scott L Jr, Word TA, Gelves MD, Heck AJR, Li N, Dobrev D, Lehnart SE, Wehrens XHT Journal Circulation Citation Circulation. 2019 Aug 20;140(8):681-693. Abstract
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