Table 1.

Effect of Transcription factor AP-4 on the tumorigenicity of hepatocellular carcinoma cells in vivo (n = 10/group).

Cell type	Cell number	Tumor incidence	TIC Frequency (95% CI)	P value
HepG2-Vector	1000000	10/10	1/40,070 (1/79,901-1/20,095)
	100000	7/10
	10000	5/10
	1000	3/10
	100	0/10		< 0.01
HepG2-TFAP4	1000000	10/10	1/12025 (1/26,124-1/5,535)
	100000	9/10
	10000	7/10
	1000	5/10
	100	2/10
HepG2-RNAi-vector	1000000	10/10	1/28,214 (1/5,8953-1/13,503)
	100000	8/10
	10000	6/10
	1000	3/10
	100	0/10		< 0.05
HepG2-TFAP4-RNAi#1	1000000	10/10	1/65,094 (1/129,823-1/3,2638)
	100000	6/10
	10000	4/10
	1000	1/10
	100	0/10