MAP1LC3B and myocardial infarction: After 8 weeks of moderate-intensity continuous training and high-intensity interval training in myocardial infarction (MI) mice and TAC mice established by left anterior descending ligation, cardiac microtubule-associated protein 1 light chain 3 beta (MAP1LC3B) mRNA expression and LC3II/Glyceraldehyde 3-phosphate dehydrogenase (GAPDH) and LC3II/LC3I ratios increased in the hearts of myocardial infarcted mice and TAC mice.