Azoramide ameliorated tachypacing-induced injury of atrial myocytes differentiated from human induced pluripotent stem cell by regulating endoplasmic reticulum stress oleh Weilun Miao, Jiaojiao Shi, Jiayi Huang, Yongpin Lin, Chang Cui, Yue Zhu, Bingyu Zheng, Mingfang Li, Qi Jiang, Minglong Chen