Bortezomib-induced sensitization of malignant human glioma cells to vorinostat-induced apoptosis depends on reactive oxygen species production, mitochondrial dysfunction, Noxa upregulation, Mcl-1 cleavage, and DNA damage. - Premkumar DR; Jane EP; Agostino NR; DiDomenico JD; Pollack IF (Molecular carcinogenesis, 2013)