Abstract:The experimental results indicate that the herb Heiji is able to suppress the growth of trans-plantabletumor(S180)in mice by30%~54%(P<0.01),prolong the vital stage of the EAC transplanted mice by 44%(P<0.01)and raise the lymphocyte transformation rate in lowerconcentrations in vivo.It folows that Heiji has positiveanti-tumor effects and deserves further resear chasa new anti-tumor herb.