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This is Scientific American 60-Second Science. I'm Karen Hopkin. This'll just take a minute.

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Getting malaria stinks. Literally.

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According to a new study, malaria victims give off odors that attracts mosquitoes.

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The insects that feed on the infected sufferer are then more likely to spread the disease.

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The work appears in the Proceedings of the National Academy of Sciences.

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Malaria is caused by plasmodium parasites, which are transmitted by mosquitoes.

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A decade ago, scientists found that Kenyan kids infected with plasmodium were more attractive to mosquitos than were kids who were parasite-free.

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But they didn't know what drew the bloodsuckers to the unfortunate infected children.

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To find out, researchers took mice that harbored the rodent version of malaria and put the animals in a wind chamber.

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And they found that mosquitos flocked toward the infected animals, attracted by their smell alone.

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By chemically analyzing the animals' scents, the researchers found that the parasites boost the levels of a variety of odorous compounds that attract mosquitoes.

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So plasmodium is manipulating both its victim and its carrier to get itself spread far and wide.

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The finding may help with malaria prevention: if we can mask or harness the eau d' infection, maybe we could nose the mosquitoes away from people.

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Thanks for the minute, for Scientific American 60-Second Science. I'm Karen Hopkin.

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