The tumor volume of the COL6A1-transfected tumor was significantly larger than that of the Mock-transfected tumor on day 21 (33.38 vs. 89.05mm3, p < 0.05) and day 24 (42.02 vs.127.32mm3, p < 0.05; Figure 3C). The gene discussed is COL6A1; the disease is neoplasm.