1 tite:Infertility with defective spermatogenesis and steroidogenesis in male mice lacking androgen receptor in Leydig cells 9 i5 x# p; o9 A' [+ V 9 }1 X1 C# r' klink:http://www.springerlink.com/content/l2r3284765654148/" c# T* r) o2 o( n
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2 title:Decidual PTEN expression is required for trophoblast invasion in the mouse. " r: X+ q1 f% G, Wlink:http://www.ncbi.nlm.nih.gov/pubmed/20858757 5 h1 ^" }% z% w0 l5 r3 r# E' ^1 t! q R
3 WNT4 is required for normal ovarian follicle development and female fertility. ) a' k5 E; R! h& J( l. D v 0 Z, S& k1 f' Y$ [: ^: j; Z# rhttp://www.fasebj.org/cgi/content/full/24/8/3010