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Horse cloners bet racing ban won’t last long
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Mule birth marks equine cloning breakthrough
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Anti-cancer drug provokes rash of criticism
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91色情片
Hardly a wonder drug
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US demands trials of wrinkle therapy available in Britain
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US demands trials of ‘grow-your-own’ facelifts
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Greater potential of adult stem cells revealed
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Has one cell fooled them all?
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The next IVF revolution?
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Stem cells can become ‘normal sperm’
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Embryonic stem cells turned into eggs
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‘Virgin birth’ method promises ethical stem cells
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