Evaluating the serum profiles of 13 cytokines, chemokines, and growth factors in 116 CRC patients and 86 healthy controls revealed an increased expression of IL-6, IL-7, CXCL8, IL-8, and PDGFB and decreased serum CCL2 levels (Kantola et al., 2012; Jin et al., 2014; Xu et al., 2016). The gene discussed is CXCL8; the disease is colorectal carcinoma.