CCL5 and glioblastoma: In addition to the inflammatory effect, infected cells produce chemokines: CCL2/MCP-1 and CCL5/RANTES and also chemokines encoded by the CMV genome, that help in recruiting various GBM-associated cells, including neutrophils [139–144], macrophages [135, 136, 145, 146], microglial cells [119, 134, 135] and Treg [129].