Fig. 2

hBM-MSC-Ex treatments accelerate cutaneous wound healing process in vivo. The illustration of experimental design and plan of experiment performed in vivo (a). The representative photos shown in the dorsal full-thickness wound area of the rat (b). Quantitative analysis of wound area in the respective treatment groups (c). n = 8/group, scale bar = 5 mm, *p < 0.05, **p < 0.01 compared to the PBS group, ^##p < 0.01 compared to the hBM-MSC group; data are reported as mean ± SD