EGFR and glioblastoma: Glucose consumption is upregulated in EGFRvIII mutant U87 glioblastoma cells (Guo et al., 2009a), and in breast cancer cells treated with EGF (Jung et al., 2019; Kaplan et al., 1990) or that overexpress EGFR (Iqbal et al., 2021).