In addition, compared with 34H+3‐TYP group, the reversal effects of 3‐TYP on myocardial infarct size, CK‐MB, LDH and cTnI were significantly abolished by Mcc950 in the 34H+3‐TYP+Mcc950 group (p < 0.05). This evidence concerns the gene TNNI3 and myocardial infarction.