Cytokines, such as interleukin-1β (IL-1β), interleukin-6 (IL-6), interleukin-8 (IL-8), tumor necrosis factor-α (TNF-α), ficolin-1 and others, have been reported to increase in relations with the incident of stroke [7,8,9,10]. The gene discussed is CXCL8; the disease is Stroke.