TP53 and neoplasm: IHC analysis confirmed tumor dissemination (Figs. 4D4, 5 and 5n, q–t), glial invasiveness (Figs. 4D6, 5u), vascular proliferation (Fig. 4D7), and IHC staining patters of p53 (Fig. 5v), when compared to the study situation that did not receive MSCs.