Melatonin suppresses ER stress-dependent proapoptotic effects via AMPK in bone mesenchymal stem cells during mitochondrial oxidative damage. - Fan, Chongxi; Feng, Jianyu; Tang, Chi; Zhang, Zhengbin; Feng, Yingtong; Duan, Weixun; Zhai, Mingming; Yan, Zedong; Zhu, Liwen; Feng, Lele; Zhu, Hanzhao; Luo, Erping (Stem Cell Research & Therapy, 2020)