To reveal the intra-tumor heterogeneity of malignant epithelial cells, we categorized the obtained cells into four subtypes: C0 TRPM4+ malignant cells, C1 SLPI+ malignant cells, C2 MIR205HG+ malignant cells, and C3 NEFH+ malignant cells. The gene discussed is TRPM4; the disease is neoplasm.