FDFT1 and glioblastoma: FDFT1 is lowly expressed in some cancers; however, (Kim et al., 2018; Ha and Lee, 2020; Weng et al., 2020) researchers found that farnesyl diphosphate synthase (FDPS), a key enzyme in isoprenoid biosynthesis, plays a crucial role in maintaining stemness in glioblastomas.