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!
1 _& u0 C+ o4 X  r, V1 Science 25 February 2000:
& n' t% t4 ?) T, f7 u; MVol. 287. no. 5457, pp. 1489 - 1493( z! ~; ~0 \5 H! w8 K% m
Regulation of Cell Fate Decision of Undifferentiated Spermatogonia by GDNF
6 c* J' r2 L7 E9 P( a$ e2 GDNF Maintains Mouse Spermatogonial Stem Cells In Vivo and In Vitro ' e4 w# b4 r- f& _2 P8 Z/ y
丛书 Methods in Molecular Biology + e& H* \6 ~. U/ z3 E
ISSN 1064-3745 (Print) 1940-6029 (Online)
. l, I. C- H- U! |& b9 q卷 Volume 450
% S5 v5 d7 M0 F" `) P3 D图书 Germline Stem Cells
' t$ A; U( q( [+ t% {: w# L4 Y出版社 Humana Press
4 K. p% k2 d4 z& \" A/ ZDOI 10.1007/978-1-60327-214-8
  l1 n5 t, E5 c; \, x; n1 D0 s版权 2008
/ D: B5 N4 ?. m( H. a( Z! Q3 w9 D; WISBN 978-1-60327-213-1 (Print) 978-1-60327-214-8 (Online)
+ O. F6 R1 Q! ?% h部  I
" k1 q0 x6 u4 HDOI 10.1007/978-1-60327-214-8_9 + \- ~9 i: m3 v) V3 x" z9 F
3 Spermatogonial Culture Medium: An Effective and Efficient Nutrient Mixture for Culturing Rat Spermatogonial Stem Cells. . {  H1 o" A9 O" @0 b
Z. Wu, I. Falciatori, L. A. Molyneux, T. E. Richardson, K. M. Chapman, and F. K. Hamra (2009)0 V# K/ Q- M2 h5 t$ E
Biol Reprod 81, 77-86
! g! q3 K' h' @5 w6 [ |  Abstract »  |  Full Text »  |  PDF »
5 v( V* X; D% d6 S$ u4 Wnt signaling promotes proliferation and stemness regulation of spermatogonial stem/progenitor cells.
; U- I  V5 F4 Z- KN. Golestaneh, E. Beauchamp, S. Fallen, M. Kokkinaki, A. Uren, and M. Dym (2009)
; S* y+ D/ E$ k# W0 C2 E1 S" WReproduction 138, 151-162 - ?5 ~+ k! s" B3 U% F) D
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