Fig. 5From: Umbilical cord-derived mesenchymal stem cells on scaffolds facilitate collagen degradation via upregulation of MMP-9 in rat uterine scarsMorphology of uterine scars following different treatments. Gross view of uterine scars at days 30 and 60 post-transplantation in the PBS group (a, e), the scaffold group (b, f), the UC-MSCs group (c, g) and the scaffold/UC-MSCs group (d, h). PBS phosphate-buffered saline, UC-MSCs umbilical cord-derived mesenchymal stem cellsBack to article page