3-Methylcholanthrene (3MC) and CH223191 (1-Methyl-N-[2-methyl-4-[2-(2-methylphenyl)diazenyl]phenyl-1H-pyrazole-5-carboxamide) were purchased from Sigma-Aldrich (Milan, Italy). (3aS,4R,9bR)-4-(6-bromo-1,3-benzodioxol-5-yl)-3a,4,5,9b-3H-cyclopenta [c] quinolone (G15) and 1-[2,(3,5-dimethoxyphenyl) ethenyl]-2,4-dimethoxybenzene (TMS) were obtained from Tocris Bioscience (Space, Milan, Italy). Mithramycin A (MTM A) was purchased from Abcam (Euroclone, Milan, Italy). CH223191 and G15 were dissolved in dimethyl sulfoxide (DMSO), 3MC in toluene and MTM A in ethanol. All reagents were used at concentrations previously reported [61 (link)–63 (link)].
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