However, seven genes selected from FSL (FOXA2, C4BPA, SCGB3A1, DDX58, CCNDBP, TMSB4X, and CXCL17), and one gene selected from both FSL as well as RSL (CD9), were up-regulated in the lung cancer tissues, but not significantly (P > 0.05). The gene discussed is CD9; the disease is lung cancer.