Objective:To investigate the effect of Intestines Compound Decoction on apoptosis and proliferation in nude mice with human coloncancer grafts. Methods:adopting tumor inoculation to establish a colorectal cancer nude mouse orthotopic transplantationtumor,then 50 nude mice were randomly assigned to Intestines Compound Decoction high,medium and low dose group,fluorouracil(5-Fu)group and the control group(NS)and each group owe 10 nude mice. four weeks' drug administration later,researchers remove the tumor. Th...