News of the WeekAVIAN INFLUENZA

'Pandemic Vaccine' Appears to Protect Only at High Doses

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Science  12 Aug 2005:
Vol. 309, Issue 5737, pp. 996
DOI: 10.1126/science.309.5737.996b

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Summary

An ongoing trial suggests that a vaccine can protect humans from H5N1, the bird flu strain many worry may evolve into a pandemic. But the vaccine seems to work only at doses so high that the world's flu vaccine factories could not churn out enough to combat a pandemic, some flu experts say.