Maternal diabetes mellitus (DM) affects early organogenesis.Metabolic disorders of DMare associated with a depleted zinc status.\nThis study evaluated the effect of maternal DM on cardiac development of rat fetuses and protective roles of prenatal zinc versus\ninsulin supplementation. Pregnant rats were divided into 4 groups ((I) control, (II) STZ-induced DM, (III) STZ-induced DM\ntreated with Zn, and (IV) STZ induced DM treated with insulin), all sacrificed on GD 20. Fetal heart weight of diabetic rats\nshowed significant decrease compared to controls (
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