As shown in Fig. 3, the percentages of CD3+ and CD3+CD8+ lymphocytes in the atypical EBV infection, EBV-IM1, and EBV-IM2 groups were significantly higher than those in the EBV-RTI, AUR1, and control groups (P < 0.01). The gene discussed is CD8A; the disease is Epstein-Barr virus infection.