The matrix of bone contains both fibers of the protein collagen and mineral deposits.

硬骨的基质既含有蛋白质的胶原纤维，也含有矿物质沉积。

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The matrix of bone contains both fibers of the protein collagen and mineral deposits .

硬骨的基质既含有蛋白质的胶原纤维，也含有矿物质沉积。

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OBJECTIVE To investigate the feasibility of freeze-dried demineralized bone matrix as scaffold material in bone tissue engineering.

目的探索冻干脱钙骨基质作为组织工程骨支架的可行性。

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Macchiarini performed the nine-hour operation on April 9 at the Children's Hospital of Illinois after carefully creating the windpipe using stem cells from Hannah's bone marrow that were saturated over a matrix of plastic fibers shaped into a tube.

CNN: Toddler gets new windpipe from her own stem cells