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UK boosts quest for animal experiment alternatives
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Health
Tonsil tests suggest thousands harbour vCJD
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Europe revokes controversial gene patent
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Wing tags hinder penguins’ breeding
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Health
Longest scientific study yet backs Atkins diet
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Health
US accelerates HIV drug approval
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Placebos effect revealed in calmed brain cells
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Cloners press on despite UK nay
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Greater protection proposed for sharks and lions
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Sperm inject RNA into eggs at fertilisation
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Handsome men evolved thanks to picky females
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GM wheat put on hold
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