Interestingly, tumor staging was significantly associated to the number of stem cell-like CD133+/CK−/CD45− (p = 0.004), CD133+/CK+/CD45+ (p = 0.01) cells and the ratio of epithelial to mesenchymal cells (CK/N-cadherin; p = 0.01). The gene discussed is CDH2; the disease is neoplasm.