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基底膜和BMP诱导的树突状增长是时间和浓度依赖性。极大的影响,基底膜被添加到C2在终浓度为50-75微克/毫升; BMP-7在终浓度为50毫微克/毫升的C2培养基。基底膜浓度大于100微克/毫升或BMP-7浓度大于100 ng / ml时已经注意到造成神经毒性。树突状进程(形态学标准确定),成为明显的基底膜或BMP-7的最大有效浓度初步接触后约48小时。诱导树突生长健壮,文化喂养与BMP-7包含在每次喂养的介质。已取得相同的结果,使用20,21可比浓度骨形态发生蛋白2,4,5和6。
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