(B) Immunofluorescence staining of D324MED medulloblastoma cells showing nuclear co-localization of HA-SOX9 WT (AlexaFluor 568; Red) and FLAG-FBW7α (AlexaFluor 488; Green). The cell nuclei were counter-stained with DAPI (blue). Image set is representative for multiple image fields taken at 40x objective magnification. Scale bar indicate 20 µm. 