1)استبدال كلمة علاجى بكلمة بيولوجى فى العنوان باللغه العربيه واضافة جملة - على فئران التجارب - 2)English Title;Investigation of Biological Effect -------------Hyperplasia on Experimental Rats. 3) Please add the scientific role of the PI.4)Please add the complete scientific name ,the site and date of collection of the plant,its Taxonomical identification . 5)The LD50 of the tested extract. 6)Please complete in the part concerning Drug/Agent used the origin of Prostrid ,Testosterone propionate ,Pentobarbital and Protophane and references of their doses which will be used in the study.