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Determination of LD50 value of Amorphophallus paeoniifolius. All the mice were divided into 5 groups, each group received petroleum ether extract (1500, 2000, 2500, 3000, 3500 mg/kg respectively), suspended in 5% v/v Tween 80 solution. Mortality was noticed for 24 h and LD50 value was determined by using probit scale. n=10 for each group. The LD50 value was found out to be 2500 mg/kg body weight.
