求助文献4篇，请大家帮助，谢谢!

jlhua

求助文献4篇，请能帮助，谢谢!
/ ~" }) P4 e" _5 j1 \1 Science 25 February 2000:
# q% P) r7 j3 P( oVol. 287. no. 5457, pp. 1489 - 1493
- T6 o" v* p+ @; \9 QRegulation of Cell Fate Decision of Undifferentiated Spermatogonia by GDNF ) S: F% G- {8 _
2 GDNF Maintains Mouse Spermatogonial Stem Cells In Vivo and In Vitro
; t" d( v6 d" V) Q1 r' s丛书 Methods in Molecular Biology
: J1 h5 q  h: @  G# SISSN 1064-3745 (Print) 1940-6029 (Online) ) M+ T0 `) g( e; }/ d6 H5 n
卷 Volume 450
" t9 C; Q* k2 k0 w4 |图书 Germline Stem Cells 0 Z0 c- L8 u' k9 q
出版社 Humana Press
, y4 p5 |# w# ~DOI 10.1007/978-1-60327-214-8
/ ~8 T* H: U/ M$ k' _1 E7 }  Q/ q版权 2008
/ I( a& z9 }4 g9 h  w/ l" zISBN 978-1-60327-213-1 (Print) 978-1-60327-214-8 (Online)
$ }9 Z' K0 z  {2 h" `) P- j部  I 8 R& E) e  b) n: o
DOI 10.1007/978-1-60327-214-8_9 ( @' D8 d' g, S+ p
3 Spermatogonial Culture Medium: An Effective and Efficient Nutrient Mixture for Culturing Rat Spermatogonial Stem Cells.
- U/ J6 o" _# m! ^Z. Wu, I. Falciatori, L. A. Molyneux, T. E. Richardson, K. M. Chapman, and F. K. Hamra (2009)
- h6 b$ m' y5 X: b1 S3 a7 _Biol Reprod 81, 77-86 7 @# a; O+ r! y0 W5 @
|  Abstract »  |  Full Text »  |  PDF » , I0 u* P5 o; g$ P6 _2 w, ^
4 Wnt signaling promotes proliferation and stemness regulation of spermatogonial stem/progenitor cells. . j. ~. a: k# k3 z3 y
N. Golestaneh, E. Beauchamp, S. Fallen, M. Kokkinaki, A. Uren, and M. Dym (2009)
0 F( l9 o$ e. B# fReproduction 138, 151-162 : [( \' S! a" Y
请各位能帮忙！衷心感谢！

hualin840518

1# jlhua
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Regulation of Cell Fate Decision of Undifferentiated Spermatogonia by GDNF

hualin840518

2# hualin840518
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4 ^/ h; R5 J3 u) X7 AGDNF Maintains Mouse Spermatogonial Stem Cells In Vivo and In Vitro   丛书 Methods in Molecular Biology   ISSN 1064-3745 (Print) 1940-6029 (Online)   卷 Volume 450   图书 Germline Stem Cells   出版社 Humana Press   
+ r$ X6 A6 U1 O7 A" }* Z3 A  t上传在电子书专区！

hualin840518

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http://www.stemcell8.cn/viewthread.php?tid=13401&extra=
1 J! A& [1 E+ N+ t  a: m4 m( I* @书的连接

hualin840518

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后两篇是BOR上的文章，好像需要交钱，我下不了！