Inhibition of phosphatidylinositol 3-kinase/AKT signaling by NVP-BKM120 promotes ABT-737-induced toxicity in a caspase-dependent manner through mitochondrial dysfunction and DNA damage response in established and primary cultured glioblastoma cells. - Jane EP; Premkumar DR; Morales A; Foster KA; Pollack IF (The Journal of pharmacology and experimental therapeutics, 2014)