Amtul Jamil Sami, Sehrish Bilal, Madeeha Khalid, Muhammad Tahir Nazir and A.R. Shakoori, 2017. A Comparative Study of Inhibitory Properties of Saponins (derived from Azadirachta indica) for Acetylcholinesterase of Tribolium castaneum and Apis mellifera. Pakistan J. Zool., 50: 725-733.