According to the uveitis activity, there were no differences in the plasma concentration of EGF, Fractalkine, IL1-β, IL-17A, IL1RA, IL-2, IL-23, IL-8, IP-10, TNF-α, VEGF and IL-6, comparing the active and inactive period (Table 3). The gene discussed is CXCL8; the disease is uveitis.