High levels of CCR5, C–X–C chemokine receptor type 4 (CXC-R4), atypical chemokine receptor 3 (CXC-R7), C–C chemokine receptor type 7 (CCR-7), and C–C chemokine receptor type 10 (CCR-10) were linked to poor prognosis GBM [112]. The gene discussed is CXCR4; the disease is glioblastoma.