In order to attract the rabbit's own stem cells to re-grow the cartilage, channels in the scaffold were filled with a growth factor protein.

VOA: standard.2010.08.11

And if you maintained it in the right way, this polymer scaffold together with the skin cells will grow into skin.

如果培养方法得当,这个聚合物支架与这些皮肤细胞,会融合形成皮肤

耶鲁公开课 - 生物医学工程探索课程节选