Schwann cells, which can secret many neurotrophic factors to promote the nerve regeneration, are usually used as the repairement of central and peripheral nerve injury.
由于施万细胞具有分泌大量神经营养因子，引导和促进神经再生的功能，它常常被应用于修复中枢和周围神经损伤。
Through the analysis of function and costs about urban riverway repairement project, this paper points out, under the traditional style, the components project capitals and the problems existed in it.
通过对城市河道整治工程建设内容功能与费用的分析，指出了传统模式下建设资金组成及其存在的问题，对市场运作模式下建设资金筹措及运作进行了探讨。
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