It really is extraordinary, because you can recapitulate many, many diseases in a dish, you can see what begins to go wrong in the cellular conversation well before you would ever see symptoms appear in a patient.
干细胞真的意义非凡， 因为我们可以在培养皿中再现多种疾病， 可以看到细胞互相接触时出现问题的过程， 其时点可以远远早于 患者出现症状。