1. Drug Discovery Research Center, Southwest Medical University, Luzhou, Sichuan, China
2. Department of Medicine, University of Missouri School of Medicine, Columbia, MO
3. Laboratory for Cardiovascular Pharmacology of Department of Pharmacology, The School of Pharmacy, Southwest Medical University, Luzhou, Sichuan, China
4. Key Laboratory of the Ministry of Education for Medical Electrophysiology and the Institute of Cardiovascular Research, Southwest Medical University, Luzhou, Sichuan, China
5. Dalton Cardiovascular Research Center, University of Missouri, Columbia, MO