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Breast cancer drug hist fresh safety snag
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Science: How does HIV infect babies in the womb?
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Medical charity to gain billions
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Fresh safety concerns stall anti-cancer trial
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Science: Antibody proved to prevent HIV infection in apes
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Radiation linked to long-term gene damage
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Malaria vaccine trials stopped by anonymous experts
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Science: Overactive T cells may cause asthma
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Britain blazes an alternative trail for gene therapy
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Science: Vaccine protects monkeys from AIDS-like disease
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World AIDS programme ‘lacks vision’
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Science: Americans join debate over AIDS vaccine
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