KCNQ1 overlapping transcript 1 (KCNQ1OT1) was found to be increased in the serum of myocardial infarction (MI) patients, ischemia/reperfusion (I/R) mouse and hypoxia/reoxygenation (H/R)-induced cell model (Li J. et al., 2021). The gene discussed is KCNQ1OT1; the disease is myocardial infarction.