Cellular 2005, 125:301�C313.PubMedCrossRef 11. Boyer T the, Plath E, Zeitlinger L, Brambrink T, Medeiros T a new, Lee TI, Levine Stainless steel, Wernig Mirielle, Tajonar A, Beam MK, Gong GW, Otte AP, Vidal Mirielle, Gifford DK, Younger R any, Jaenisch Third: Polycomb complexes hold back developmental authorities throughout murine embryonic originate cellular material. Nature 2005, 441:349�C353.Pu