 "Balamuthia"s lifecycle, like the "Acanthamoeba", consists of a cystic stage and a non-flagellated trophozoite stage, both of which are infectious, and both of which can be identified in the brain tissue on microscopic examination of brain biopsies performed on infected individuals.The trophozoite is pleomorphic and uninucleated, but binucleated forms are occasionally seen.Cysts are also uninucleated, possessing three walls