Javidanpour et al., had shown that rosmarinic acid can prevent myocardial hypertrophy, arrhythmia and cardiac dysfunction, after AMI in mice by inhibiting lipid peroxidation and overexpression of Na+/Ca2+ exchange protein 1 (Javidanpour et al., 2018). Here, SLC8A1 is linked to cardiac arrhythmia.