A protein interaction network for pluripotency of embryonic stem cells 5 l5 e4 E; V3 f7 U4 b: N$ }+ c: tNature 444, 364-368 (16 November 2006) | doi:10.1038/nature05284; Received 10 April 2006; Accepted 27 September 2006; Published online 8 November 2006 , V2 S' g0 h+ M. Y* Nhttp://www.nature.com/nature/jou ... ll/nature05284.html , x" d( V* z) t' o; C' `. b$ [" ?