求助关于大鼠胚胎干细胞文献一篇，已附上连接。谢谢

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题目：Establishment of Embryonic Stem Cells from Rat Blastocysts , T# }. Z( |+ P3 S# ]5 E& d7 ~9 Q
作者：Masaki Kawamata1 and Takahiro Ochiya1
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2 S' Y& p; i' N' v5 m; `7 W链接：9 Q" d0 B# g4 `& S0 ~$ h5 w
http://www.springerlink.com/content/u55676qg26853436/