Fig. 2From: Mesenchymal stromal cells-exosomes: a promising cell-free therapeutic tool for wound healing and cutaneous regenerationWith the changing of culture environment, the components of mesenchymal stromal cell - extracellular vesicles (MSCs-EVs) or MSCs-exosomes also have changed. IFN interferon, IL interleukin, TGF transforming growth factor, TNF , tumor necrosis factor, VEGF vascular endothelial growth factor, α-SMA α-smooth muscle actinBack to article page