By contrast, we did not detect a CD8+ IFN-γ response in none of the HCWs and only in 12.5% of the RA patients (4/32) (median CD8+IFN-γ+ HCWs: 0.00%, IQR 0.00–0.00 vs. median CD8+IFN-γ+ RA: 0.00%, IQR: 0.00–0.00, p = 0.5) (Figure 8B). Here, IFNG is linked to rheumatoid arthritis.