Immunohistochemical study on p53, H-rasp21, c-erbB-2 protein and PCNA expression in HCC tissues of Han and minority ethnic patients

Table 1 Expression of p53 protein, c-erbB-2, H-rasp21 and PCNA in various liver lesions

Histology	n	p53		c-erbB-2		H-ras		PCNA
		n	%	n	%	n	%	n	%
Tumor (A)	50	23	46.0	35	70.0	34	68.0	41	82.0
Peritumor (B)	50	2	4.0a	11	22.0a	32	64.0c	26	52.0a
Cirrhosis	33	2	6.0	9	27.3	23	70.0	18	54.5
Non-cirrhosis	17	0	0	2	11.8	9	53.0	8	47.0
Normal liver (C)	10	0	0	0	0	3	30.0	0	0

^aP ＜ 0.05, vs A, C;

^cP ＜ 0.05, vs C; χ² test.