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Nrf2 and NT-3 play a critical role as key factors in the repair of diabetic foot ulcers by mesenchymal stem cells. IL-6, interleukin-6; TNF-α, tumor necrosis factor-α; TGF-β, transforming growth factor-β; EGF, epidermal growth factor; VEGF, vascular endothelial growth factor; MSCs, mesenchymal stem cells; NGF, nerve growth factor; Trk, tropomyosin receptor kinase.
