News & AnalysisPUBLIC HEALTH

Outbreak Pattern Stymies Vaccine Work

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Science  31 Aug 2012:
Vol. 337, Issue 6098, pp. 1030
DOI: 10.1126/science.337.6098.1030

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West Nile virus has been a worry for U.S. public health departments for more than a decade, but the outbreak this year could be on track to be the country's largest ever. It has already prompted a blitz of warnings to avoid virus-infected mosquitoes, underlined with a caveat: There is no vaccine or treatment for West Nile infection. Researchers say the failure is not for lack of trying.