Mitalipov said separate experiments obtained monkey stem cells from a different process called parthenogenesis, in which an egg grows into an early embryo without any genetic contribution from a male.

• 米塔李波夫说从其他方法得到的猴子干细胞的单个实验叫做单性生殖。在此过程中，雄性猴子对卵子生长成为早期胚胎没有任何基因贡献。