Complex sentence: Quantitative miRNA expression analyses revealed that miR-223 was consistently upregulated in the insulin-resistant heart of patients with type 2 diabetes due to its role in Glut4 regulation and glucose metabolism.
Split into simpler sentences: Quantitative miRNA expression analyses revealed that miR-223 was consistently upregulated in the insulin-resistant hearts of patients with type 2 diabetes. This effect was associated with miR-223 role in Glut4 regulation and glucose metabolism.