The achievement is an ` ` important step '' in stem cell research , scientists say . Researchers started out with 270 donated oocytes or unfertilized eggs , provided by sixteen egg donors , Noggle said . They developed a technique similar to the one used to create Dolly the sheep . The motivation for the research was to eventually cure diseases such as Parkinson 's , etc .
The achievement is an ` ` important step '' in stem cell research , scientists say . They developed a technique similar to the one used to create Dolly the sheep . The motivation for the research was to eventually cure diseases such as Parkinson 's , etc .