Similar correlations were observed in esophageal carcinoma, with CXCL1, CXCL2, CXCL3, and PPBP negatively correlated with EMT, CXCL5 and CXCL6 positively correlated with EMT, and CXCL8 not correlated with EMT. This evidence concerns the gene CXCL6 and carcinoma of esophagus.