CD8A and systemic lupus erythematosus: Similarly, the CD8+ T cell response in SLE patients receiving mhp-IS was lower than that observed in patients receiving lp-IS (0.1430 (IQR 0.0800-0.3335) and 0.0450 (IQR 0.0180-0.1640) EBV-specific CD8+ T cells/μl; P = 0.0174) (Figure 2(c)).