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UCB-MSC therapy ameliorated histological abnormalities in IC bladder. (A) Hematoxylin and eosin staining in the indicated bladder tissues (magnification ×200). Nuclei were stained with Mayer's hematoxylin. Arrows indicate severe inflammation. Toluidine (B; magnification ×400) and cytokeratin staining (C; magnification ×200) was used to evaluate the infiltration of master cells and the integrity of the urothelium, respectively. Arrows indicate the broken urothelium.
