CXCR2 and metastatic malignant neoplasm in the lymph nodes: A univariate analysis revealed that the overall survival of the patients was significantly correlated with CXCL1 expression in cancer cells, CXCR2 expression in stromal cells, both expressions (CXCL1 in cancer cells and CXCR2 in stromal cells), macroscopic type-4 cancers, diffuse-type cancers, T invasion (T2–T4), lymph node metastasis, lymphatic invasion, venous invasion, infiltration, hepatic metastasis, peritoneal metastasis, and peritoneal cytology.