The rats were divided into three groups (n = 8): (1) Sham group; (2) Myocardial Infarction (MI) group, which was subjected to MI surgery by permanent left anterior descending coronary artery (LAD) ligation technique; and (3) Trehalose-treated group (MI + TRE), which was subjected to MI surgery at day 0 followed by drinking a 2% solution of trehalose (Trehalose dihydrate, FUJIFILM Wako Pure Chemical Corporation, Japan) in the drinking water (7 (link), 22 (link)). All rats were kept under suitable environmental conditions and housed for four weeks.
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