以前通过将干细胞置于特定性状的培养腔内，以培育出再造骨骼的尝试并不太成功，细胞往往会死亡，或者仅培育出很脆弱的骨骼。
Attempts to grow replacement bone by placing stem cells in a culture chamber of the desired shape have not been very successful, with the cells often dying or producing only weak bone.
之后科学家从囊胚中提取出细胞，并在培养皿里培育成干细胞，干细胞的DNA与那名成熟细胞捐献者的DNA完全一致。
Cells from the blastocyst then were cultured in a lab dish and yielded stem cells that were an exact match to the donor's DNA.
为了想看看这种分子能否治疗损毁的神经，研究者收集了激动的细胞，在培养皿中培育并分离出细胞分泌的蛋白质。
To see if they might also help heal damaged nerves they collected the inflammatory cells grew them in petri dishes and isolated the proteins they secreted.
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