Table I.

Tumor diameter measurements.

	Average diameter of tumor (cm)
Time (day)	siNC	siRNA	siNC+10 mg/kg	siRNA+10 mg/kg
9	0.34±0.06	0.42±0.06	0.08±0.01a,b	0.22±0.04b
12	0.57±0.05	0.73±0.08	0.12±0.02a,b	0.34±0.05b
15	0.77±0.07	0.96±0.09a	0.21±0.04a,b	0.47±0.07b
18	0.90±0.08	1.29±0.10a	0.30±0.05a,b	0.53±0.09b
21	1.02±0.11	1.65±0.14a	0.39±0.05a	0.62±0.12b

^aP<0.05 vs. siNC

^bP<0.05 vs. siRNA; si, small interfering RNA; NC, negative control.