4E-BP	eIF4E Binding Proteins
80S	Eukaryotic ribosomes
Akt	protein kinase B
ECM	Extracellular matrix
EGFR	Epidermal growth factor receptor
eIF2α	Eukaryotic Initation Factor 2 alpha
ERK1/2	Extracellular Signal-Regulated Kinase 1/2
FCS	Fetal Calf Serum
GBM	Glioblastoma
HE	Hematoxylin and eosin staining
mRNA	Messenger RNA
mTORC1	Mammalian Target of Rapamycin complex I
PDGFRA	Platelet-derived growth factor receptor alpha
PI3K	Phosphatidylinositol-4,5-bisphosphate 3-kinase
PTEN	Phosphatase and tensin homolog
qPCR.	Quantitative polymerase chain reaction
RNA	Ribonucleic acid
TGF-β	Transforming growth factor beta
FFPE	formalin-fixed paraffin-embedded
TMA	tissue microarray