Combination of proteasome inhibitors with temozolomide to increase the anti-tumor effect in 3D culture model of glioblastoma - YILMAZ GÖLER, AYŞE MİNE; YILMAZ, BETÜL; GÜNDÜZ, OĞUZHAN; ÜNAL YILDIRIM, SEMRA (ELSEVIER SCIENCE INC, 2018)