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Nicorandil pretreatment attenuates cardiomyocyte injury and improves cardiac function after MI. (a–b) The level of cTnI and LDH in serum. (c) Representative M-mode images of each group. (d–g) LVEF, LVFS, LVESd, and LVEDd in each group. n = 5 per group. *P < 0.05, **P < 0.01, and ns indicates no significant difference.
