求英文文献两篇，谢谢

zhusealin

1.杂志：Cell Biol Int. 2008 Jan;32(1):80-5. Epub 2007 Sep 7.+ k. u9 D* j% l
题目：An improved protocol that induces human embryonic stem cells to differentiate into neural cells in vitro.4 L5 o& s- `& g3 d
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2.杂志：Stem Cell Rev. 2006;2(1):67-77.
) P/ ?/ m1 I9 D3 a题目：Development and differentiation of neural rosettes derived from human embryonic stem cells.

face0117

献上两篇文章