2AM Wiener. Nonverbal retroposons:Genes,Pseudodenes,and transposable elements generated by the reverse flow of genetic information. Ann Rer Biochem, 1986,15(4):631-661
3JMN Slack and HV Isaac's. Presence of basic fibroblast growth factor in the early Xenopus embryo. Development, 1989, 105(1) :147-153
4JC Smith. A mesoderm-inducing factor is produced by a Xenopus ceil line. Development,1987,99(1) :3-14
5T Ducibella and E Anderson. Cell shape and membrane changes in the eight-cell mouse embryo: prerequisites for morphogenesis of the blastocyst. Developmental Biology, 1975,47 (1) : 45 - 58
6AH Handyside and MH Johnson. Temporal and spatial patterns of the synthesis of tissue-specific polypeptides in the preimplantation mouse embryo. J Embroil Exp Morph, 1978,44 (1): 191 - 199
7LM Wily. ""In the mammalian preimplantation embryo"". Banister,B D Ed,Plenum New York, 1987a:65-93
