the National Key R&D Plan under grant no.2018YFC1312505 to Xiaoyan Zhao and the Henan University of Chinese Medicine under grant no.00104311-2019-55 to Jinxin Miao.
Long QT syndrome(LQTS),which is caused by an ion channel–related gene mutation,is a malignant heart disease with a clinical course of a high incidence of ventricular fi brillation and sudden cardiac death in the youn...