Malarial Mice Smell Better to Mosquitoes
Science Quickly
Scientific American
4.4 • 1.4K Ratings
🗓️ 1 July 2014
⏱️ 1 minutes
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| 0:00.0 | This is scientific Americans 60 second science. I'm Karen Hopkins. This will just take a minute. |
| 0:07.5 | Getting malaria stinks. Literally. According to a new study, malaria victims give off odors that attract mosquitoes. |
| 0:15.4 | The insects that feed on the infected sufferer are then more likely to spread the disease. |
| 0:19.5 | The work appears in the proceedings of the National Academy of Sciences. Malaria is caused by |
| 0:23.8 | plasmodium parasites which are transmitted by mosquitoes. A decade ago, scientists |
| 0:28.4 | found that Kenyan kids infected with plasmodium were more attractive to |
| 0:32.2 | mosquitoes than were kids who were parasite free. |
| 0:35.0 | But they didn't know what drew the bloodsuckers to the infected children. |
| 0:38.2 | To find out, researchers took mice that harbored the rodent version of malaria and put the animals in a wind chamber. |
| 0:44.0 | And they found that mosquitoes flock toward the infected animals attracted by their smell alone. |
| 0:48.0 | By chemically analyzing the animal's sense, |
| 0:51.0 | the researchers found that the parasites boost the level of a variety of odorous... the to get itself spread far and wide. The finding may help with malaria prevention. |
| 1:04.0 | If we can mask or harness the owed to infection, |
| 1:07.0 | maybe we could nose the mosquitoes away from people. |
| 1:10.0 | Thanks for the minute. |
| 1:11.0 | For Scientific Americans 60 Second Science, I'm Karen Hopkins. |
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