A health worker in the Domincan Republic sprays insecticide between houses to stop dengue fever outbreaks this month. Erika Santelices/AFP/Getty Images hide caption

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Erika Santelices/AFP/Getty Images

Researchers hope to keep the mosquito that transmits dengue, Aedes aegypti, from infecting humans using the Wolbachia bacterium. James Gathany/CDC Public Health Image Library hide caption

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James Gathany/CDC Public Health Image Library

Better You Than Me: Scientists Sicken Mosquitoes To Stop Dengue

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