Isolating Melittin from Bee Venom and Evaluating its Effect on Proliferation of Gastric Cancer Cells oleh Amir Mahmoodzadeh, Ali Morady, Hannaneh Zarrinnahad, Kamran Pooshang Bagheri, Pooria Ghasemi-Dehkordi, Mahdi Mahdavi, Delavar Shahbazzadeh, Hamidreza Shahmorady