Fig. 3. Regulating the expression of let-7c can affect tumorigenic potential in vivo.
Tumorigenic capacities of transfected TFK-1 cells in BALB/c-nude mice, 6 weeks after subcutaneous injection. b Tumorigenic capacities of transfected HUCCT-1 cells in BALB/c-nude mice, 6 weeks after subcutaneous injection. c, d BALB /c nude mice weights. e, f BALB /c nude mice tumor diameter. *P < 0.05; NC negative control group; 7C+ let-7c-upregulated group; 7c− let-7c-downregulated group
