FIGURE 5 | BIIB021 induced a cell cycle arrest in EBV-positive and -negative cell lines. (A) EBV-positive T cell lines (SNT13 and SNT16), an EBV-negative T cell line (Jurkat), EBV-positive NK cell lines (KAI3 and SNK6), and an EBV-negative NK cell line (KHYG1) were cultured with DMSO