C7 is upregulated in metastatic sample compared to primary tumor, while KRT17, CLEC2A, S1007A, KRTDAP, WFDC5, KRT6B, S100A7, KRT14, and PVRL4 are downregulated (or upregulated in primary tumor compared to metastatic sample). This evidence concerns the gene WFDC5 and neoplasm.