In addition, bone cells produced from the stem cells were successfully used to grow bony tissue in mice, and lier cells were able to secrete urea, which the lier produces from ammonia.

• 功能测试还包括：羊水衍生的干细胞长成的骨细胞在小鼠中长成了骨组织，长成的肝细胞能够将氨转化成尿素并分泌出来。