Cardiac Differentiation in Xenopus Requires the Cyclin-Dependent Kinase Inhibitor p27Xic1P11Movassagh, MehreganPhilpott, AnnaAuthor informationHutchison/MRC Rsch Ctr, Univ of Cambridge, Cambridge, United KingdomCirculation Research 99(5):p E21, September 1, 2006.Copyright © 2006 American Heart Association, Inc.