Marcella Fulco, Yana Cen, Po Zhao, Eric P. Hoffman, Michael W. McBurney, Anthony A. Sauve, Vittorio Sartorelli
Dev Cell.
Author manuscript; available in PMC 2009 May 1.Published in final edited form as: Dev Cell. 2008 May; 14(5): 661–673. doi: 10.1016/j.devcel.2008.02.004