Fig. 5. H&E staining analysis of heart tissues from ND (A), DM (B), DMM (C), DMMH (D) and DMMHR (E) groups (magnification, ×200). Arrows indicate the myocadiac fiber damages. ND, normal diet; DM, diabetes model; DMM, DM + metformin; DMMH, DMM + hypoxia; DMMHR, DMMH + hydrogen-rich water.

Korean J Physiol Pharmacol 2021;25:517-523 https://doi.org/10.4196/kjpp.2021.25.6.517

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