研究者现在用各种细胞来检验设计框架，包括牙齿、骨骼、心脏、肝脏、软骨、皮肤、胰腺、血细胞和动脉形成细胞。

The researchers are now testing the designer scaffold with a variety of cells, including tooth, bone, heart, liver, cartilage, skin, pancreas, blood cells and artery-forming cells.

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目的解决陈旧性骨骼和烧骨DNA检验难题。

Objective For the purpose of solving a problems of DNA testing of burned bones.

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