Table 1.

Number of Hoechst labeled cells, serum VEGF, and VEGF, MMP-1 mRNA expression in tumor (^-x ± s)

Groups	n	Hoechst 33342 labeled cells	Serum VEGF (ng·L-1)	VEGF mRNA	MMP-1 mRNA
Control	8	384 ± 19	55 ± 19	0.34 ± 0.14	0.24 ± 0.17
Laparotomy control	4	369 ± 27	70 ± 40	0.19 ± 0.17	0.30 ± 0.02
HAL	8	329 ± 29bc	93 ± 44a	0.51 ± 0.15ad	0.47 ± 0.11bc

^aP < 0.05,

^bP < 0.01 vs control group;

^cP < 0.05,

^dP < 0.01 vs laparotomy control group.