Molecular mechanism about lymphogenous metastasis of hepatocarcinoma cells in mice

Table 1 Activities of MMPs secreted from Hca-F and Hca-P cells under different conditions (x^-± s)

Condition	MMP-2	Active MMP-2	MMP-9	Active MMP-9
Hca-F
RPMI1640 medium	0	0	1256 ± 157	0
Medium with lymph node extract	7364 ± 2001	2009 ± 901	12403 ± 894	7297 ± 1657
Hca-P
RPMI1640 medium	0	0	2642 ± 385	0
Medium with lymph node extract	2997 ± 1990	1237 ± 905	9086 ± 686	3914 ± 1253
Lmyph node extract	0	0	0	0

Table 2 Analysis of Fas-L expression in Hca-F and Hca-P cells

Tumor	Grade
	0	1	2	3	4
Primary tumor of Hca-F	0	0	0	8	12
Primary tumor of Hca-P	2	10	8	0	0
Metastatic tumor of Hca-F	0	5	9	6	0