Prologue: nuclear transplantation in amphibia.
D000663:Amphibians / Q000033:anatomy & histology*; D000818:Animals; D002453:Cell Cycle; D002454:Cell Differentiation; D002467:Cell Nucleus / Q000502:physiology; D002875:Chromosomes; D004625:Embryo, Nonmammalian / Q000166:cytology; D005260:Female; D005796:Genes; D053652:Nuclear Transfer Techniques; D011894:Rana pipiens / Q000033:anatomy & histology; D014981:Xenopus / Q000033:anatomy & histology; D015053:Zygote / Q000648:ultrastructure