The results showed that the top 10 significantly downregulated genes (CSH1, CSH2, DLK1, NKX2-2, CSHL1, PTEN, POU1F1, COL6A6, GH1, and PCK1) associated with tumor metastasis were labeled in Figure 1A, 1B. The gene discussed is COL6A6; the disease is neoplasm.