The Forsyth group therefore tested these possibilities in a new study using dental epithelial and mesenchymal cells isolated from the first, second and third molars of rats.

• 因此，福塞斯研究院的团队做了另一项新研究，来测试这些可能性。他们分离了大鼠第一、第二与第三臼齿的牙上皮细胞与间质细胞。