Studies were performed with all 4 clones (i.e., NDRG1 Con, NDRG1, sh Con, sh NDRG1) and the growth of the resultant tumor xenografts was monitored every 5 days for 30 days using Vernier calipers (n = 5–15 mice/group). The gene discussed is NDRG1; the disease is neoplasm.