Table 6. Effects of crotoxin on tumor weight and tumor inhibition in a nude mouse subcutaneous transplantable tumor model. Mean±SD. n=7 mice. ^cP<0.01 vs control.

Concentration of crotoxin (mg/kg)	Average tumor weight (g)	Tumor-inhibition rates (%)
Control group	0.75±0.14	–
25	0.68±0.15	10.8
50	0.45±0.10c	35.7
100	0.06±0.08c	91.7