Increasing concentrations of RG7388 (100 and 200 nM) lead to a dose-dependent increase of p53 in the neuroblastoma cell lines NGP (3.6- and 4.4-fold, respectively), SH-SY5Y (8.9- and 10.2-fold), and LAN-5 (4- and 5-fold). Here, TP53 is linked to neuroblastoma.