Significant differences in the circulating levels of serum IL-6, IL-8, IL-10, MCP-1 and IP-10 after three months of the nutritional intervention were observed in patients with head and neck cancer, neuroendocrine tumors, gastric, colon, urothelial or other types of cancer (Figure 4). This evidence concerns the gene CXCL10 and neuroendocrine neoplasm.