Often, elevated IL-8 levels are also associated with the progression of numerous chronic diseases including rheumatoid arthritis, inflammatory bowel disease, psoriasis, palmoplantar pustulosis, idiopathic pulmonary fibrosis, acute respiratory distress syndrome (ARDS), atherosclerosis, central nervous system trauma, development of malignant cancer, and chronic liver disease (Mukaida, 2003, Skov et al., 2008, Waugh and Wilson, 2008, Apostolakis et al., 2009, Zimmermann et al., 2011). The gene discussed is CXCL8; the disease is acute respiratory distress syndrome.