1.Wilmut I., Schnieke A.E., McWhir J. et al. Viable offspring derived from fetal and adult mammalian cells. Nature 1997; 385(6619): 810-3.2.Tada M., Takahama Y., Abe K. et al. Nuclear reprogramming of somatic cells by in vitro hybridization with ES cells. Curr. Biol. 2001; 11: 1553Œ8.3.Cowan C.A., Atienza J., Melton D.A., Eggan K. Nuclear reprogramming of somatic cells after fusion with human embryonic stem cells. Science 2005; 309: 1369-73.4.Silva J., Chambers I., Pollard S., Smith A. Nanog promotes transfer of pluripotency after cell fusion. Nature 2006; 441(7096): 997-1000.5.Boyer L.A., Lee T.I., Cole M.F. et al. Core transcriptional regulatory circuitry in human embryonic stem cells. Cell 2005; 122(6): 947-56.6.Cartwright P., McLean C., Sheppard A. et al. LIF/STAT3 controls ES cell self-renewal and pluripotency by a Myc-dependent mechanism. Dev. 2005; 132(5): 885-96.7.Li Y., McClintick J., Zhong L. et al. Murine embryonic stem cell differentiation is promoted by SOCS-3 and inhibited by the zinc finger transcription factor Klf4. Blood 2005; 105(2): 635-7.8.Rodolfa K.T., Eggan K. A transcriptional logic for nuclear reprogramming. Cell 2006; 126(4): 652-5.