2.Results:Guavaleaf(200、500、800mg/kg.bw)can decrease the activity of CMDI,MPO and the levels of MDA, increase the activity of SOD ,GSH-PX in model rats.
3.Five drugs, levamisoli (LMS), leaf of guava (LG), jiaogulan(JGL), weimeisu (WMS) and hulusu (HLS), were tested for the blocking effectson AFB_1 -induced hepatocarcinogenesis by using the short term in vivoexperimental model in rats.