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First-ever demonstration of artificial embryo twinning
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Artificial embryo twinning in a vertebrate
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The cell nucleus controls embryonic development
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First successful nuclear transfer
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Nuclear transfer from a differentiated cell
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First mammalian embryo created by nuclear transfer
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First mammal created by nuclear transfer
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Endangered animals cloned by somatic cell nuclear transfer
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Primate embryonic stem cells created by somatic cell nuclear transfer
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Human embryonic stem cells created by somatic cell nuclear transfer