"This drug may be able to save people who are at an advanced stage of infection, " says Haseltine.

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At the final stage of the infection, the viruses destroy the cells they have infected, a process that provides a rich source of refractory compounds.

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It causes relatively mild conditions in cattle and sheep, but where infection takes place during the early stage of pregnancy it can result in congenital disorders of lambs and calves, stillbirths and abortions.

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Diana Vickers made her return to the stage after missing last week's live show due to a throat infection.

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Left untreated, what's termed "early dental caries" -- the first stage of tooth decay -- can destroy tiny teeth and lead to infection, pain, and lifelong consequences.

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This, too, was when the lurid sexual dimension of rabies infection came to the fore, as medical reports began to stress the hypersexual behavior of some end-stage rabies patients.

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