Delivering umbilical cord mesenchymal stem cell exosomes through hydrogel ameliorates vaginal atrophy in ovariectomized rats
Figure 5.Vaginal sections and HE staining. (A) Vaginal epithelial morphology among different groups after HE staining; (B, C) Distribution of DIR-labeled exosomes in vaginal tissue; (D) Uterine weights in each group.