1Schuldiner M, Yanuka O, Itskovitz-Eldor J, et al. Effects of eight growth factors on the differentiation of cells derived from human embryonic stem cells. Proc Nalt Acad Sci U S A,2000,97 (21):11307-11312
2Zhang SC, Wernig M, Duncan ID, et al. In vitro differentiation of transplantable neural precursors from human embryonic stem cells.Nat Biotechnol,2001,19(12):1129-1133
3Wichterle H, Lieberam I, Porter JA, et al. Directed differentiation of embryonic stem cells into motor neurons. Cell,2002,110(3):385-397
4Assady S, Maor G, Amit M, et al. Insulin production by human embryonic stem cells. Diabetes,2001,50(8):1691-1697
5Verfaillie CM. Hematopoietic stem cells for transplantation. Nat Immunol,2002,3(4):314-317
6Perry ACF. Progress in human somatic-cell nuclear transfer. N Engl J Med,2005,353(1):87-88
7Lanzendorf SE, Boyd CA, Wright DL, et al. Use of human gametes obtained from anonymous donors for the production of human embryonic stem cell lines. Fertil Steril,2001,76( 1): 132-137
8De Jonge C, Barratt CL. Gamete donation: a question of anonymity.Fertil Steril,2006,85(2):500-501
9Hoffman DI, Zellman GL, Fair CC, et al. Cryopresearved embryos in the United States and their availability for research. Fertil Steril,2003,79(5):1063-1069
10Okie S.Stem-cell research-signposts and roadblocks.N Engl J Med,2005,353(1):1-5