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. 2023 Jan 4;25:e5. doi: 10.1017/erm.2022.43

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© The Author(s) 2023

This is an Open Access article, distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivatives licence (http://creativecommons.org/licenses/by-nc-nd/4.0), which permits non-commercial re-use, distribution, and reproduction in any medium, provided that no alterations are made and the original article is properly cited. The written permission of Cambridge University Press must be obtained prior to any commercial use and/or adaptation of the article.

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Fig. 1. — Characteristic summary of ion channels in LQTS. (a) A representative pattern of normal ECG. (b) A schematic view of APD in normal ventricular cardiomyocytes. (c) A representative pattern of LQTS-specific ECG. (d) A schematic view of APD in LQTS ventricular cardiomyocytes. INa: sodium currents; Ito: transient outward potassium currents; ICa,L: L-type calcium current; IKs: slow delayed rectifier potassium current; IKr: rapid delayed rectifier potassium current; IK1: inward rectifier potassium current.