Table 3.

ERK, p38 and JNK Phosphorylation Amount in Malignant Transformation HELF Induced by Silica and B(a)P ( ±s)

Group	N	P-ERK	P-p38	P-JNK
Control  group	3	21.53±1.68	37.53±6.60	26.27±2.46
Silica transformation group	3	47.83±2.89**	23.03±5.12*	39.97±3.15**
B(a)P transformation group	3	30.70±2.25**##	39.43±8.21#	33.77±0.96**##
F		98.661	5.286	25.108
P		0.001	0.047	0.001

Note: *P< 0.05, compared with control group.#P < 0.05, compared with silica transformation group.**P< 0.01, compared with control group. ##P < 0.01, compared with silica transformation group.